Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* perl.h |
a687059c | 2 | * |
1129b882 | 3 | * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 |
5cd3f21a | 4 | * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Larry Wall and others |
a687059c | 5 | * |
352d5a3a LW |
6 | * You may distribute under the terms of either the GNU General Public |
7 | * License or the Artistic License, as specified in the README file. | |
8d063cd8 | 8 | * |
8d063cd8 | 9 | */ |
d6376244 | 10 | |
85e6fe83 LW |
11 | #ifndef H_PERL |
12 | #define H_PERL 1 | |
8d063cd8 | 13 | |
760ac839 LW |
14 | #ifdef PERL_FOR_X2P |
15 | /* | |
d460ef45 | 16 | * This file is being used for x2p stuff. |
760ac839 | 17 | * Above symbol is defined via -D in 'x2p/Makefile.SH' |
d460ef45 | 18 | * Decouple x2p stuff from some of perls more extreme eccentricities. |
760ac839 | 19 | */ |
55497cff | 20 | #undef MULTIPLICITY |
760ac839 LW |
21 | #undef USE_STDIO |
22 | #define USE_STDIO | |
23 | #endif /* PERL_FOR_X2P */ | |
24 | ||
d460ef45 | 25 | #ifdef PERL_MICRO |
12ae5dfc JH |
26 | # include "uconfig.h" |
27 | #else | |
611cf957 | 28 | # include "config.h" |
12ae5dfc | 29 | #endif |
0cb96387 | 30 | |
7dc3eb73 | 31 | /* NOTE 1: that with gcc -std=c89 the __STDC_VERSION__ is *not* defined |
9267464d | 32 | * because the __STDC_VERSION__ became a thing only with C90. Therefore, |
7dc3eb73 JH |
33 | * with gcc, HAS_C99 will never become true as long as we use -std=c89. |
34 | ||
35 | * NOTE 2: headers lie. Do not expect that if HAS_C99 gets to be true, | |
36 | * all the C99 features are there and are correct. */ | |
9267464d JH |
37 | #if (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || \ |
38 | defined(_STDC_C99) | |
86a3cabf | 39 | # define HAS_C99 1 |
86a3cabf JH |
40 | #endif |
41 | ||
2c2d71f5 JH |
42 | /* See L<perlguts/"The Perl API"> for detailed notes on |
43 | * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */ | |
44 | ||
ac6bedea JH |
45 | /* Note that from here --> to <-- the same logic is |
46 | * repeated in makedef.pl, so be certain to update | |
47 | * both places when editing. */ | |
48 | ||
6f4183fe | 49 | #ifdef USE_ITHREADS |
acfe0abc | 50 | # if !defined(MULTIPLICITY) |
6f4183fe GS |
51 | # define MULTIPLICITY |
52 | # endif | |
53 | #endif | |
54 | ||
27da23d5 JH |
55 | #ifdef PERL_GLOBAL_STRUCT_PRIVATE |
56 | # ifndef PERL_GLOBAL_STRUCT | |
57 | # define PERL_GLOBAL_STRUCT | |
58 | # endif | |
59 | #endif | |
97aff369 | 60 | |
27da23d5 JH |
61 | #ifdef PERL_GLOBAL_STRUCT |
62 | # ifndef MULTIPLICITY | |
63 | # define MULTIPLICITY | |
64 | # endif | |
65 | #endif | |
66 | ||
97aff369 JH |
67 | #ifdef MULTIPLICITY |
68 | # ifndef PERL_IMPLICIT_CONTEXT | |
69 | # define PERL_IMPLICIT_CONTEXT | |
70 | # endif | |
71 | #endif | |
72 | ||
026fd48b GH |
73 | /* undef WIN32 when building on Cygwin (for libwin32) - gph */ |
74 | #ifdef __CYGWIN__ | |
75 | # undef WIN32 | |
76 | # undef _WIN32 | |
77 | #endif | |
78 | ||
27da23d5 JH |
79 | #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS)) |
80 | # ifndef SYMBIAN | |
81 | # define SYMBIAN | |
82 | # endif | |
83 | #endif | |
84 | ||
a0fd4948 | 85 | #ifdef __SYMBIAN32__ |
27da23d5 JH |
86 | # include "symbian/symbian_proto.h" |
87 | #endif | |
88 | ||
89 | /* Any stack-challenged places. The limit varies (and often | |
90 | * is configurable), but using more than a kilobyte of stack | |
91 | * is usually dubious in these systems. */ | |
739a0b84 NC |
92 | #if defined(__SYMBIAN32__) |
93 | /* Symbian: need to work around the SDK features. * | |
27da23d5 JH |
94 | * On WINS: MS VC5 generates calls to _chkstk, * |
95 | * if a "large" stack frame is allocated. * | |
96 | * gcc on MARM does not generate calls like these. */ | |
97 | # define USE_HEAP_INSTEAD_OF_STACK | |
98 | #endif | |
99 | ||
dd134d2c | 100 | /* Use the reentrant APIs like localtime_r and getpwent_r */ |
10bc17b6 | 101 | /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */ |
6239f2da | 102 | #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN) |
10bc17b6 JH |
103 | # define USE_REENTRANT_API |
104 | #endif | |
105 | ||
ac6bedea JH |
106 | /* <--- here ends the logic shared by perl.h and makedef.pl */ |
107 | ||
9ea40801 SH |
108 | /* Microsoft Visual C++ 6.0 needs special treatment in numerous places */ |
109 | #if defined(WIN32) && defined(_MSC_VER) && _MSC_VER >= 1200 && _MSC_VER < 1300 | |
110 | # define USING_MSVC6 | |
111 | #endif | |
112 | ||
cf5a8da6 MHM |
113 | #undef START_EXTERN_C |
114 | #undef END_EXTERN_C | |
115 | #undef EXTERN_C | |
116 | #ifdef __cplusplus | |
117 | # define START_EXTERN_C extern "C" { | |
118 | # define END_EXTERN_C } | |
119 | # define EXTERN_C extern "C" | |
120 | #else | |
121 | # define START_EXTERN_C | |
122 | # define END_EXTERN_C | |
123 | # define EXTERN_C extern | |
124 | #endif | |
125 | ||
17a6c8e3 AD |
126 | /* Fallback definitions in case we don't have definitions from config.h. |
127 | This should only matter for systems that don't use Configure and | |
128 | haven't been modified to define PERL_STATIC_INLINE yet. | |
129 | */ | |
130 | #if !defined(PERL_STATIC_INLINE) | |
131 | # ifdef HAS_STATIC_INLINE | |
132 | # define PERL_STATIC_INLINE static inline | |
133 | # else | |
134 | # define PERL_STATIC_INLINE static | |
135 | # endif | |
136 | #endif | |
137 | ||
27da23d5 JH |
138 | #ifdef PERL_GLOBAL_STRUCT |
139 | # ifndef PERL_GET_VARS | |
140 | # ifdef PERL_GLOBAL_STRUCT_PRIVATE | |
cf5a8da6 | 141 | EXTERN_C struct perl_vars* Perl_GetVarsPrivate(); |
27da23d5 JH |
142 | # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */ |
143 | # ifndef PERLIO_FUNCS_CONST | |
144 | # define PERLIO_FUNCS_CONST /* Can't have these lying around. */ | |
145 | # endif | |
146 | # else | |
147 | # define PERL_GET_VARS() PL_VarsPtr | |
148 | # endif | |
149 | # endif | |
150 | #endif | |
151 | ||
5aaab254 | 152 | #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL |
27da23d5 JH |
153 | |
154 | #ifdef PERL_GLOBAL_STRUCT | |
155 | # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS() | |
156 | #else | |
157 | # define dVAR dNOOP | |
158 | #endif | |
159 | ||
c5be433b | 160 | #ifdef PERL_IMPLICIT_CONTEXT |
3db8f154 MB |
161 | # ifndef MULTIPLICITY |
162 | # define MULTIPLICITY | |
c5be433b | 163 | # endif |
e8dda941 | 164 | # define tTHX PerlInterpreter* |
5aaab254 | 165 | # define pTHX tTHX my_perl PERL_UNUSED_DECL |
3db8f154 | 166 | # define aTHX my_perl |
9399a70c | 167 | # define aTHXa(a) aTHX = (tTHX)a |
27da23d5 | 168 | # ifdef PERL_GLOBAL_STRUCT |
e8dda941 | 169 | # define dTHXa(a) dVAR; pTHX = (tTHX)a |
27da23d5 | 170 | # else |
e8dda941 | 171 | # define dTHXa(a) pTHX = (tTHX)a |
27da23d5 JH |
172 | # endif |
173 | # ifdef PERL_GLOBAL_STRUCT | |
174 | # define dTHX dVAR; pTHX = PERL_GET_THX | |
175 | # else | |
176 | # define dTHX pTHX = PERL_GET_THX | |
177 | # endif | |
c5be433b | 178 | # define pTHX_ pTHX, |
c5be433b | 179 | # define aTHX_ aTHX, |
4373e329 | 180 | # define pTHX_1 2 |
894356b3 GS |
181 | # define pTHX_2 3 |
182 | # define pTHX_3 4 | |
183 | # define pTHX_4 5 | |
4373e329 AL |
184 | # define pTHX_5 6 |
185 | # define pTHX_6 7 | |
a3b680e6 AL |
186 | # define pTHX_7 8 |
187 | # define pTHX_8 9 | |
188 | # define pTHX_9 10 | |
a6fc70e5 | 189 | # define pTHX_12 13 |
e8dda941 JD |
190 | # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL) |
191 | # define PERL_TRACK_MEMPOOL | |
192 | # endif | |
193 | #else | |
194 | # undef PERL_TRACK_MEMPOOL | |
c5be433b GS |
195 | #endif |
196 | ||
76e3520e | 197 | #define STATIC static |
16c91539 BM |
198 | |
199 | #ifndef PERL_CORE | |
200 | /* Do not use these macros. They were part of PERL_OBJECT, which was an | |
201 | * implementation of multiplicity using C++ objects. They have been left | |
202 | * here solely for the sake of XS code which has incorrectly | |
203 | * cargo-culted them. | |
204 | */ | |
76e3520e | 205 | #define CPERLscope(x) x |
565764a8 | 206 | #define CPERLarg void |
76e3520e | 207 | #define CPERLarg_ |
e3b8966e | 208 | #define _CPERLarg |
1d583055 GS |
209 | #define PERL_OBJECT_THIS |
210 | #define _PERL_OBJECT_THIS | |
211 | #define PERL_OBJECT_THIS_ | |
312caa8e | 212 | #define CALL_FPTR(fptr) (*fptr) |
ef69c8fc | 213 | #define MEMBER_TO_FPTR(name) name |
16c91539 | 214 | #endif /* !PERL_CORE */ |
76e3520e | 215 | |
16c91539 | 216 | #define CALLRUNOPS PL_runops |
f9f4320a | 217 | |
3ab4a224 | 218 | #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags)) |
f9f4320a | 219 | |
16c91539 | 220 | #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags) |
a340edde | 221 | #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,sv,data,flags) \ |
16c91539 | 222 | RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \ |
a340edde | 223 | (strbeg),(minend),(sv),(data),(flags)) |
52a21eb3 DM |
224 | #define CALLREG_INTUIT_START(prog,sv,strbeg,strpos,strend,flags,data) \ |
225 | RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strbeg), (strpos), \ | |
f9f4320a YO |
226 | (strend),(flags),(data)) |
227 | #define CALLREG_INTUIT_STRING(prog) \ | |
16c91539 | 228 | RX_ENGINE(prog)->checkstr(aTHX_ (prog)) |
f8149455 | 229 | |
f8149455 YO |
230 | #define CALLREGFREE(prog) \ |
231 | Perl_pregfree(aTHX_ (prog)) | |
232 | ||
233 | #define CALLREGFREE_PVT(prog) \ | |
16c91539 | 234 | if(prog) RX_ENGINE(prog)->free(aTHX_ (prog)) |
f8149455 | 235 | |
2fdbfb4d | 236 | #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \ |
16c91539 | 237 | RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv)) |
93b32b6d | 238 | |
2fdbfb4d | 239 | #define CALLREG_NUMBUF_STORE(rx,paren,value) \ |
16c91539 | 240 | RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value)) |
2fdbfb4d AB |
241 | |
242 | #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \ | |
16c91539 | 243 | RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren)) |
2fdbfb4d | 244 | |
192b9cd1 | 245 | #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \ |
16c91539 | 246 | RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH)) |
192b9cd1 AB |
247 | |
248 | #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \ | |
16c91539 | 249 | RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE)) |
192b9cd1 AB |
250 | |
251 | #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \ | |
16c91539 | 252 | RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE)) |
192b9cd1 AB |
253 | |
254 | #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \ | |
16c91539 | 255 | RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR)) |
192b9cd1 AB |
256 | |
257 | #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \ | |
16c91539 | 258 | RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS)) |
192b9cd1 AB |
259 | |
260 | #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \ | |
16c91539 | 261 | RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY)) |
192b9cd1 AB |
262 | |
263 | #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \ | |
16c91539 | 264 | RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY)) |
192b9cd1 AB |
265 | |
266 | #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \ | |
16c91539 | 267 | RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR)) |
192b9cd1 AB |
268 | |
269 | #define CALLREG_NAMED_BUFF_COUNT(rx) \ | |
16c91539 | 270 | RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT) |
192b9cd1 AB |
271 | |
272 | #define CALLREG_NAMED_BUFF_ALL(rx, flags) \ | |
16c91539 | 273 | RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags) |
93b32b6d | 274 | |
49d7dfbc | 275 | #define CALLREG_PACKAGE(rx) \ |
16c91539 | 276 | RX_ENGINE(rx)->qr_package(aTHX_ (rx)) |
93b32b6d | 277 | |
00f254e2 | 278 | #if defined(USE_ITHREADS) |
f9f4320a | 279 | #define CALLREGDUPE(prog,param) \ |
f8149455 YO |
280 | Perl_re_dup(aTHX_ (prog),(param)) |
281 | ||
282 | #define CALLREGDUPE_PVT(prog,param) \ | |
16c91539 | 283 | (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \ |
00f254e2 | 284 | : (REGEXP *)NULL) |
f9f4320a | 285 | #endif |
14dd3ad8 | 286 | |
a20207d7 | 287 | |
bcdf7404 | 288 | |
a20207d7 YO |
289 | |
290 | ||
5ba4cab2 SH |
291 | /* |
292 | * Because of backward compatibility reasons the PERL_UNUSED_DECL | |
293 | * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh. | |
294 | * | |
295 | * Note that there are C compilers such as MetroWerks CodeWarrior | |
1266ad8c | 296 | * which do not have an "inlined" way (like the gcc __attribute__) of |
5ba4cab2 SH |
297 | * marking unused variables (they need e.g. a #pragma) and therefore |
298 | * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even | |
299 | * if it were PERL_UNUSED_DECL(x), which it cannot be (see above). | |
300 | * | |
301 | */ | |
1266ad8c | 302 | |
9969cdde | 303 | #if defined(__SYMBIAN32__) && defined(__GNUC__) |
5b2bd0a5 | 304 | # ifdef __cplusplus |
5ba4cab2 | 305 | # define PERL_UNUSED_DECL |
5b2bd0a5 | 306 | # else |
5ba4cab2 | 307 | # define PERL_UNUSED_DECL __attribute__((unused)) |
5b2bd0a5 AMS |
308 | # endif |
309 | #endif | |
44dbb695 | 310 | |
5b2bd0a5 | 311 | #ifndef PERL_UNUSED_DECL |
34659ad4 | 312 | # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus) |
5ba4cab2 | 313 | # define PERL_UNUSED_DECL __attribute__unused__ |
b79c357a | 314 | # else |
5ba4cab2 | 315 | # define PERL_UNUSED_DECL |
b79c357a | 316 | # endif |
5b2bd0a5 | 317 | #endif |
00f254e2 | 318 | |
349b520e DM |
319 | /* gcc -Wall: |
320 | * for silencing unused variables that are actually used most of the time, | |
a730e3f2 JH |
321 | * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs, |
322 | * or variables/arguments that are used only in certain configurations. | |
349b520e | 323 | */ |
53c1dcc0 | 324 | #ifndef PERL_UNUSED_ARG |
c99ffe5e | 325 | # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */ |
ad73156c | 326 | # include <note.h> |
53c1dcc0 | 327 | # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x)) |
ad73156c | 328 | # else |
a730e3f2 | 329 | # define PERL_UNUSED_ARG(x) ((void)sizeof(x)) |
ad73156c AL |
330 | # endif |
331 | #endif | |
53c1dcc0 | 332 | #ifndef PERL_UNUSED_VAR |
a730e3f2 | 333 | # define PERL_UNUSED_VAR(x) ((void)sizeof(x)) |
53c1dcc0 | 334 | #endif |
ad73156c | 335 | |
23491f1d | 336 | #if defined(USE_ITHREADS) || defined(PERL_GLOBAL_STRUCT) |
96a5add6 AL |
337 | # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl) |
338 | #else | |
339 | # define PERL_UNUSED_CONTEXT | |
340 | #endif | |
341 | ||
24e7ff4e JH |
342 | /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions, |
343 | * g++ allows them but seems to have problems with them | |
344 | * (insane errors ensue). | |
345 | * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2). | |
346 | */ | |
347 | #if defined(PERL_GCC_PEDANTIC) || \ | |
348 | (defined(__GNUC__) && defined(__cplusplus) && \ | |
349 | ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2)))) | |
350 | # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN | |
351 | # define PERL_GCC_BRACE_GROUPS_FORBIDDEN | |
352 | # endif | |
353 | #endif | |
354 | ||
ffea512f | 355 | /* Use PERL_UNUSED_RESULT() to suppress the warnings about unused results |
b469f1e0 JH |
356 | * of function calls, e.g. PERL_UNUSED_RESULT(foo(a, b)). |
357 | * | |
358 | * The main reason for this is that the combination of gcc -Wunused-result | |
359 | * (part of -Wall) and the __attribute__((warn_unused_result)) cannot | |
360 | * be silenced with casting to void. This causes trouble when the system | |
361 | * header files use the attribute. | |
362 | * | |
363 | * Use PERL_UNUSED_RESULT sparingly, though, since usually the warning | |
364 | * is there for a good reason: you might lose success/failure information, | |
365 | * or leak resources, or changes in resources. | |
ffea512f JH |
366 | * |
367 | * But sometimes you just want to ignore the return value, e.g. on | |
b469f1e0 JH |
368 | * codepaths soon ending up in abort, or in "best effort" attempts, |
369 | * or in situations where there is no good way to handle failures. | |
ffea512f | 370 | * |
b469f1e0 JH |
371 | * Sometimes PERL_UNUSED_RESULT might not be the most natural way: |
372 | * another possibility is that you can capture the return value | |
373 | * and use PERL_UNUSED_VAR on that. | |
ffea512f | 374 | * |
b469f1e0 JH |
375 | * The __typeof__() is used instead of typeof() since typeof() is not |
376 | * available under strict C89, and because of compilers masquerading | |
377 | * as gcc (clang and icc), we want exactly the gcc extension | |
378 | * __typeof__ and nothing else. | |
ffea512f JH |
379 | */ |
380 | #ifndef PERL_UNUSED_RESULT | |
b469f1e0 JH |
381 | # if defined(__GNUC__) && defined(HASATTRIBUTE_WARN_UNUSED_RESULT) |
382 | # define PERL_UNUSED_RESULT(v) STMT_START { __typeof__(v) z = (v); (void)sizeof(z); } STMT_END | |
ffea512f JH |
383 | # else |
384 | # define PERL_UNUSED_RESULT(v) ((void)(v)) | |
385 | # endif | |
386 | #endif | |
387 | ||
b56aac20 DM |
388 | /* on gcc (and clang), specify that a warning should be temporarily |
389 | * ignored; e.g. | |
390 | * | |
391 | * GCC_DIAG_IGNORE(-Wmultichar); | |
392 | * char b = 'ab'; | |
393 | * GCC_DIAG_RESTORE; | |
394 | * | |
395 | * based on http://dbp-consulting.com/tutorials/SuppressingGCCWarnings.html | |
396 | * | |
397 | * Note that "pragma GCC diagnostic push/pop" was added in GCC 4.6, Mar 2011; | |
398 | * clang only pretends to be GCC 4.2, but still supports push/pop. | |
c1d6452f JH |
399 | * |
400 | * Note on usage: on non-gcc (or lookalike, like clang) compilers | |
401 | * one cannot use these at file (global) level without warnings | |
402 | * since they are defined as empty, which leads into the terminating | |
403 | * semicolon being left alone on a line: | |
404 | * ; | |
405 | * which makes compilers mildly cranky. Therefore at file level one | |
6ab56f1e JH |
406 | * should use the GCC_DIAG_IGNORE and GCC_DIAG_RESTORE_FILE *without* |
407 | * the semicolons. | |
c1d6452f JH |
408 | * |
409 | * (A dead-on-arrival solution would be to try to define the macros as | |
410 | * NOOP or dNOOP, those don't work both inside functions and outside.) | |
b56aac20 DM |
411 | */ |
412 | ||
57d4b8c5 | 413 | #if defined(__clang__) || defined(__clang) || \ |
d28ce8b4 | 414 | (defined( __GNUC__) && ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406) |
c1d6452f JH |
415 | # define GCC_DIAG_PRAGMA(x) _Pragma (#x) |
416 | /* clang has "clang diagnostic" pragmas, but also understands gcc. */ | |
b56aac20 | 417 | # define GCC_DIAG_IGNORE(x) _Pragma("GCC diagnostic push") \ |
c1d6452f | 418 | GCC_DIAG_PRAGMA(GCC diagnostic ignored #x) |
b56aac20 DM |
419 | # define GCC_DIAG_RESTORE _Pragma("GCC diagnostic pop") |
420 | #else | |
8ce6f80a JH |
421 | # define GCC_DIAG_IGNORE(w) |
422 | # define GCC_DIAG_RESTORE | |
b56aac20 DM |
423 | #endif |
424 | ||
6f207bd3 | 425 | #define NOOP /*EMPTY*/(void)0 |
bafdc25d NC |
426 | /* cea2e8a9dd23747f accidentally lost the comment originally from the first |
427 | check in of thread.h, explaining why we need dNOOP at all: */ | |
428 | /* Rats: if dTHR is just blank then the subsequent ";" throws an error */ | |
429 | /* Declaring a *function*, instead of a variable, ensures that we don't rely | |
430 | on being able to suppress "unused" warnings. */ | |
7db66e12 CB |
431 | #ifdef __cplusplus |
432 | #define dNOOP (void)0 | |
433 | #else | |
64a8239e | 434 | #define dNOOP extern int Perl___notused(void) |
7db66e12 | 435 | #endif |
71be2cbc | 436 | |
0cb96387 | 437 | #ifndef pTHX |
a78adc84 | 438 | /* Don't bother defining tTHX ; using it outside |
e8dda941 JD |
439 | * code guarded by PERL_IMPLICIT_CONTEXT is an error. |
440 | */ | |
0cb96387 GS |
441 | # define pTHX void |
442 | # define pTHX_ | |
0cb96387 GS |
443 | # define aTHX |
444 | # define aTHX_ | |
9399a70c | 445 | # define aTHXa(a) NOOP |
0cb96387 GS |
446 | # define dTHXa(a) dNOOP |
447 | # define dTHX dNOOP | |
894356b3 GS |
448 | # define pTHX_1 1 |
449 | # define pTHX_2 2 | |
450 | # define pTHX_3 3 | |
451 | # define pTHX_4 4 | |
3d42dc86 RGS |
452 | # define pTHX_5 5 |
453 | # define pTHX_6 6 | |
a3b680e6 AL |
454 | # define pTHX_7 7 |
455 | # define pTHX_8 8 | |
456 | # define pTHX_9 9 | |
a6fc70e5 | 457 | # define pTHX_12 12 |
0cb96387 GS |
458 | #endif |
459 | ||
27da23d5 JH |
460 | #ifndef dVAR |
461 | # define dVAR dNOOP | |
462 | #endif | |
463 | ||
b4f7f263 GS |
464 | /* these are only defined for compatibility; should not be used internally */ |
465 | #if !defined(pTHXo) && !defined(PERL_CORE) | |
0cb96387 GS |
466 | # define pTHXo pTHX |
467 | # define pTHXo_ pTHX_ | |
0cb96387 GS |
468 | # define aTHXo aTHX |
469 | # define aTHXo_ aTHX_ | |
c5be433b | 470 | # define dTHXo dTHX |
71d280e3 | 471 | # define dTHXoa(x) dTHXa(x) |
0cb96387 GS |
472 | #endif |
473 | ||
474 | #ifndef pTHXx | |
5aaab254 | 475 | # define pTHXx PerlInterpreter *my_perl |
0cb96387 | 476 | # define pTHXx_ pTHXx, |
0cb96387 GS |
477 | # define aTHXx my_perl |
478 | # define aTHXx_ aTHXx, | |
c5be433b | 479 | # define dTHXx dTHX |
22c35a8c | 480 | #endif |
71be2cbc | 481 | |
1de7c2ac GS |
482 | /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation) |
483 | * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...). | |
484 | * dTHXs is therefore needed for all functions using PerlIO_foo(). */ | |
485 | #ifdef PERL_IMPLICIT_SYS | |
27da23d5 JH |
486 | # ifdef PERL_GLOBAL_STRUCT_PRIVATE |
487 | # define dTHXs dVAR; dTHX | |
488 | # else | |
489 | # define dTHXs dTHX | |
490 | # endif | |
1de7c2ac | 491 | #else |
27da23d5 JH |
492 | # ifdef PERL_GLOBAL_STRUCT_PRIVATE |
493 | # define dTHXs dVAR | |
494 | # else | |
495 | # define dTHXs dNOOP | |
496 | # endif | |
1de7c2ac GS |
497 | #endif |
498 | ||
27da23d5 JH |
499 | /* Some platforms require marking function declarations |
500 | * for them to be exportable. Used in perlio.h, proto.h | |
501 | * is handled either by the makedef.pl or by defining the | |
502 | * PERL_CALLCONV to be something special. See also the | |
503 | * definition of XS() in XSUB.h. */ | |
504 | #ifndef PERL_EXPORT_C | |
a0c21aa1 JH |
505 | # ifdef __cplusplus |
506 | # define PERL_EXPORT_C extern "C" | |
507 | # else | |
508 | # define PERL_EXPORT_C extern | |
509 | # endif | |
27da23d5 JH |
510 | #endif |
511 | #ifndef PERL_XS_EXPORT_C | |
a0c21aa1 JH |
512 | # ifdef __cplusplus |
513 | # define PERL_XS_EXPORT_C extern "C" | |
514 | # else | |
515 | # define PERL_XS_EXPORT_C | |
516 | # endif | |
27da23d5 JH |
517 | #endif |
518 | ||
5b692037 JH |
519 | #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus) |
520 | # ifndef PERL_USE_GCC_BRACE_GROUPS | |
521 | # define PERL_USE_GCC_BRACE_GROUPS | |
522 | # endif | |
523 | #endif | |
524 | ||
728e2803 | 525 | /* |
526 | * STMT_START { statements; } STMT_END; | |
527 | * can be used as a single statement, as in | |
528 | * if (x) STMT_START { ... } STMT_END; else ... | |
529 | * | |
530 | * Trying to select a version that gives no warnings... | |
531 | */ | |
532 | #if !(defined(STMT_START) && defined(STMT_END)) | |
5b692037 | 533 | # ifdef PERL_USE_GCC_BRACE_GROUPS |
a0288114 | 534 | # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */ |
728e2803 | 535 | # define STMT_END ) |
536 | # else | |
728e2803 | 537 | # define STMT_START do |
538 | # define STMT_END while (0) | |
728e2803 | 539 | # endif |
540 | #endif | |
541 | ||
d6f9c181 JH |
542 | #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */ |
543 | # define BYTEORDER 0x1234 | |
79072805 LW |
544 | #endif |
545 | ||
546 | /* Overall memory policy? */ | |
547 | #ifndef CONSERVATIVE | |
548 | # define LIBERAL 1 | |
549 | #endif | |
550 | ||
8ada0baa JH |
551 | #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90 |
552 | #define ASCIIish | |
553 | #else | |
554 | #undef ASCIIish | |
555 | #endif | |
556 | ||
79072805 LW |
557 | /* |
558 | * The following contortions are brought to you on behalf of all the | |
559 | * standards, semi-standards, de facto standards, not-so-de-facto standards | |
560 | * of the world, as well as all the other botches anyone ever thought of. | |
561 | * The basic theory is that if we work hard enough here, the rest of the | |
562 | * code can be a lot prettier. Well, so much for theory. Sorry, Henry... | |
563 | */ | |
ac58e20f | 564 | |
ee0007ab | 565 | /* define this once if either system, instead of cluttering up the src */ |
7c458fae | 566 | #if defined(MSDOS) || defined(WIN32) || defined(NETWARE) |
ee0007ab LW |
567 | #define DOSISH 1 |
568 | #endif | |
569 | ||
739a0b84 | 570 | #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__) |
352d5a3a LW |
571 | # define STANDARD_C 1 |
572 | #endif | |
573 | ||
8d87852b | 574 | #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO) |
68dc0745 | 575 | # define DONT_DECLARE_STD 1 |
576 | #endif | |
577 | ||
352d5a3a | 578 | #if defined(HASVOLATILE) || defined(STANDARD_C) |
79072805 | 579 | # define VOL volatile |
663a0e37 | 580 | #else |
79072805 | 581 | # define VOL |
663a0e37 LW |
582 | #endif |
583 | ||
284167a5 S |
584 | /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT, |
585 | * you get a perl without taint support, but doubtlessly with a lesser | |
586 | * degree of support. Do not do so unless you know exactly what it means | |
587 | * technically, have a good reason to do so, and know exactly how the | |
588 | * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered | |
589 | * a potential security risk due to flat out ignoring the security-relevant | |
590 | * taint flags. This being said, a perl without taint support compiled in | |
591 | * has marginal run-time performance benefits. | |
592 | * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT. | |
593 | * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it | |
594 | * silently ignores -t/-T instead of throwing an exception. | |
053a3618 S |
595 | * |
596 | * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT | |
6ecb40c7 | 597 | * voids your nonexistent warranty! |
284167a5 | 598 | */ |
dc6d7f5c | 599 | #if defined(SILENT_NO_TAINT_SUPPORT) && !defined(NO_TAINT_SUPPORT) |
284167a5 S |
600 | # define NO_TAINT_SUPPORT 1 |
601 | #endif | |
602 | ||
603 | /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related | |
604 | * operations into no-ops for a very modest speed-up. Enable only if you | |
605 | * know what you're doing: tests and CPAN modules' tests are bound to fail. | |
606 | */ | |
dc6d7f5c | 607 | #ifdef NO_TAINT_SUPPORT |
284167a5 S |
608 | # define TAINT NOOP |
609 | # define TAINT_NOT NOOP | |
610 | # define TAINT_IF(c) NOOP | |
611 | # define TAINT_ENV() NOOP | |
612 | # define TAINT_PROPER(s) NOOP | |
613 | # define TAINT_set(s) NOOP | |
614 | # define TAINT_get 0 | |
615 | # define TAINTING_get 0 | |
616 | # define TAINTING_set(s) NOOP | |
617 | # define TAINT_WARN_get 0 | |
618 | # define TAINT_WARN_set(s) NOOP | |
619 | #else | |
620 | # define TAINT (PL_tainted = TRUE) | |
621 | # define TAINT_NOT (PL_tainted = FALSE) | |
2439e033 S |
622 | # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; } |
623 | # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); } | |
624 | # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); } | |
284167a5 S |
625 | # define TAINT_set(s) (PL_tainted = (s)) |
626 | # define TAINT_get (PL_tainted) | |
627 | # define TAINTING_get (PL_tainting) | |
628 | # define TAINTING_set(s) (PL_tainting = (s)) | |
629 | # define TAINT_WARN_get (PL_taint_warn) | |
630 | # define TAINT_WARN_set(s) (PL_taint_warn = (s)) | |
631 | #endif | |
a687059c | 632 | |
20be6587 DM |
633 | /* flags used internally only within pp_subst and pp_substcont */ |
634 | #ifdef PERL_CORE | |
635 | # define SUBST_TAINT_STR 1 /* string tainted */ | |
636 | # define SUBST_TAINT_PAT 2 /* pattern tainted */ | |
637 | # define SUBST_TAINT_REPL 4 /* replacement tainted */ | |
638 | # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */ | |
639 | # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */ | |
640 | #endif | |
641 | ||
d460ef45 | 642 | /* XXX All process group stuff is handled in pp_sys.c. Should these |
a6e633de | 643 | defines move there? If so, I could simplify this a lot. --AD 9/96. |
644 | */ | |
645 | /* Process group stuff changed from traditional BSD to POSIX. | |
646 | perlfunc.pod documents the traditional BSD-style syntax, so we'll | |
647 | try to preserve that, if possible. | |
648 | */ | |
649 | #ifdef HAS_SETPGID | |
650 | # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp)) | |
c07a80fd | 651 | #else |
a6e633de | 652 | # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP) |
653 | # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp)) | |
654 | # else | |
655 | # ifdef HAS_SETPGRP2 /* DG/UX */ | |
656 | # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp)) | |
657 | # endif | |
658 | # endif | |
659 | #endif | |
660 | #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP) | |
661 | # define HAS_SETPGRP /* Well, effectively it does . . . */ | |
662 | #endif | |
663 | ||
664 | /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes | |
665 | our life easier :-) so we'll try it. | |
666 | */ | |
667 | #ifdef HAS_GETPGID | |
668 | # define BSD_GETPGRP(pid) getpgid((pid)) | |
669 | #else | |
670 | # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP) | |
671 | # define BSD_GETPGRP(pid) getpgrp((pid)) | |
672 | # else | |
673 | # ifdef HAS_GETPGRP2 /* DG/UX */ | |
674 | # define BSD_GETPGRP(pid) getpgrp2((pid)) | |
675 | # endif | |
676 | # endif | |
677 | #endif | |
678 | #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP) | |
679 | # define HAS_GETPGRP /* Well, effectively it does . . . */ | |
680 | #endif | |
681 | ||
d460ef45 | 682 | /* These are not exact synonyms, since setpgrp() and getpgrp() may |
a6e633de | 683 | have different behaviors, but perl.h used to define USE_BSDPGRP |
684 | (prior to 5.003_05) so some extension might depend on it. | |
685 | */ | |
686 | #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP) | |
687 | # ifndef USE_BSDPGRP | |
688 | # define USE_BSDPGRP | |
689 | # endif | |
663a0e37 LW |
690 | #endif |
691 | ||
486ec47a | 692 | /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that |
8ac5a1fe MH |
693 | pthread.h must be included before all other header files. |
694 | */ | |
3db8f154 | 695 | #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD) |
8ac5a1fe MH |
696 | # include <pthread.h> |
697 | #endif | |
698 | ||
58ab9e8b | 699 | #include <sys/types.h> |
663a0e37 | 700 | |
760ac839 LW |
701 | #ifdef __cplusplus |
702 | # ifndef I_STDARG | |
703 | # define I_STDARG 1 | |
704 | # endif | |
705 | #endif | |
706 | ||
c7925a5e DD |
707 | /* EVC 4 SDK headers includes a bad definition of MB_CUR_MAX in stdlib.h |
708 | which is included from stdarg.h. Bad definition not present in SD 2008 | |
709 | SDK headers. wince.h is not yet included, so we cant fix this from there | |
710 | since by then MB_CUR_MAX will be defined from stdlib.h. | |
711 | cewchar.h includes a correct definition of MB_CUR_MAX and it is copied here | |
712 | since cewchar.h can't be included this early */ | |
713 | #if defined(UNDER_CE) && (_MSC_VER < 1300) | |
714 | # define MB_CUR_MAX 1 | |
715 | #endif | |
760ac839 LW |
716 | #ifdef I_STDARG |
717 | # include <stdarg.h> | |
718 | #else | |
719 | # ifdef I_VARARGS | |
720 | # include <varargs.h> | |
721 | # endif | |
722 | #endif | |
723 | ||
27db2737 JH |
724 | #ifdef I_STDINT |
725 | # include <stdint.h> | |
726 | #endif | |
727 | ||
fe14fcc3 | 728 | #include <ctype.h> |
a0d0e21e LW |
729 | |
730 | #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */ | |
731 | #undef METHOD | |
a0d0e21e LW |
732 | #endif |
733 | ||
12ae5dfc JH |
734 | #ifdef PERL_MICRO |
735 | # define NO_LOCALE | |
736 | #endif | |
737 | ||
4633a7c4 | 738 | #ifdef I_LOCALE |
36477c24 | 739 | # include <locale.h> |
4633a7c4 LW |
740 | #endif |
741 | ||
36477c24 | 742 | #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE) |
743 | # define USE_LOCALE | |
ccd65d51 KW |
744 | # define HAS_SKIP_LOCALE_INIT /* Solely for XS code to test for this |
745 | capability */ | |
36477c24 | 746 | # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \ |
747 | && defined(HAS_STRXFRM) | |
748 | # define USE_LOCALE_COLLATE | |
749 | # endif | |
750 | # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE) | |
751 | # define USE_LOCALE_CTYPE | |
752 | # endif | |
753 | # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC) | |
754 | # define USE_LOCALE_NUMERIC | |
755 | # endif | |
fa9b773e KW |
756 | # if !defined(NO_LOCALE_MESSAGES) && defined(LC_MESSAGES) |
757 | # define USE_LOCALE_MESSAGES | |
758 | # endif | |
759 | # if !defined(NO_LOCALE_MONETARY) && defined(LC_MONETARY) | |
760 | # define USE_LOCALE_MONETARY | |
761 | # endif | |
56e45410 KW |
762 | # if !defined(NO_LOCALE_TIME) && defined(LC_TIME) |
763 | # define USE_LOCALE_TIME | |
764 | # endif | |
b385bb4d KW |
765 | # ifndef WIN32 /* No wrapper except on Windows */ |
766 | # define my_setlocale(a,b) setlocale(a,b) | |
767 | # endif | |
36477c24 | 768 | #endif /* !NO_LOCALE && HAS_SETLOCALE */ |
a0d0e21e | 769 | |
3e669301 KW |
770 | /* Is $^ENCODING set, or are we under the encoding pragma? */ |
771 | #define IN_ENCODING UNLIKELY(PL_encoding \ | |
772 | || (PL_lex_encoding && _get_encoding() != NULL)) | |
47e13f24 | 773 | |
fe14fcc3 | 774 | #include <setjmp.h> |
79072805 | 775 | |
a0d0e21e | 776 | #ifdef I_SYS_PARAM |
79072805 LW |
777 | # ifdef PARAM_NEEDS_TYPES |
778 | # include <sys/types.h> | |
779 | # endif | |
780 | # include <sys/param.h> | |
352d5a3a | 781 | #endif |
79072805 | 782 | |
ce3470dc AD |
783 | /* On BSD-derived systems, <sys/param.h> defines BSD to a year-month |
784 | value something like 199306. This may be useful if no more-specific | |
785 | feature test is available. | |
786 | */ | |
787 | #if defined(BSD) | |
788 | # ifndef BSDish | |
789 | # define BSDish | |
790 | # endif | |
791 | #endif | |
792 | ||
79072805 | 793 | /* Use all the "standard" definitions? */ |
a0d0e21e | 794 | #if defined(STANDARD_C) && defined(I_STDLIB) |
79072805 | 795 | # include <stdlib.h> |
ff68c719 | 796 | #endif |
03a14243 | 797 | |
3f270f98 JH |
798 | /* If this causes problems, set i_unistd=undef in the hint file. */ |
799 | #ifdef I_UNISTD | |
800 | # include <unistd.h> | |
801 | #endif | |
802 | ||
de8ca8af NT |
803 | /* for WCOREDUMP */ |
804 | #ifdef I_SYS_WAIT | |
805 | # include <sys/wait.h> | |
806 | #endif | |
807 | ||
9969cdde | 808 | #ifdef __SYMBIAN32__ |
27da23d5 JH |
809 | # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */ |
810 | #endif | |
811 | ||
21e89b5f | 812 | #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO) |
c45598c5 | 813 | EXTERN_C int syscall(int, ...); |
2ef53570 JH |
814 | #endif |
815 | ||
21e89b5f | 816 | #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO) |
c45598c5 | 817 | EXTERN_C int usleep(unsigned int); |
2ef53570 JH |
818 | #endif |
819 | ||
1109a392 MHM |
820 | #ifdef PERL_CORE |
821 | ||
822 | /* macros for correct constant construction */ | |
823 | # if INTSIZE >= 2 | |
824 | # define U16_CONST(x) ((U16)x##U) | |
825 | # else | |
826 | # define U16_CONST(x) ((U16)x##UL) | |
827 | # endif | |
828 | ||
829 | # if INTSIZE >= 4 | |
830 | # define U32_CONST(x) ((U32)x##U) | |
831 | # else | |
832 | # define U32_CONST(x) ((U32)x##UL) | |
833 | # endif | |
834 | ||
835 | # ifdef HAS_QUAD | |
836 | # if INTSIZE >= 8 | |
837 | # define U64_CONST(x) ((U64)x##U) | |
838 | # elif LONGSIZE >= 8 | |
839 | # define U64_CONST(x) ((U64)x##UL) | |
840 | # elif QUADKIND == QUAD_IS_LONG_LONG | |
841 | # define U64_CONST(x) ((U64)x##ULL) | |
52865553 SH |
842 | # elif QUADKIND == QUAD_IS___INT64 |
843 | # define U64_CONST(x) ((U64)x##UI64) | |
1109a392 MHM |
844 | # else /* best guess we can make */ |
845 | # define U64_CONST(x) ((U64)x##UL) | |
846 | # endif | |
847 | # endif | |
848 | ||
849 | /* byte-swapping functions for big-/little-endian conversion */ | |
850 | # define _swab_16_(x) ((U16)( \ | |
851 | (((U16)(x) & U16_CONST(0x00ff)) << 8) | \ | |
852 | (((U16)(x) & U16_CONST(0xff00)) >> 8) )) | |
853 | ||
854 | # define _swab_32_(x) ((U32)( \ | |
855 | (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \ | |
856 | (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \ | |
857 | (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \ | |
858 | (((U32)(x) & U32_CONST(0xff000000)) >> 24) )) | |
859 | ||
860 | # ifdef HAS_QUAD | |
861 | # define _swab_64_(x) ((U64)( \ | |
862 | (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \ | |
863 | (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \ | |
864 | (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \ | |
865 | (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \ | |
866 | (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \ | |
867 | (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \ | |
868 | (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \ | |
869 | (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) )) | |
870 | # endif | |
871 | ||
9c17f24a NC |
872 | /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster, |
873 | at least on FreeBSD. YMMV, so experiment. */ | |
874 | #ifndef PERL_ARENA_SIZE | |
875 | #define PERL_ARENA_SIZE 4080 | |
876 | #endif | |
877 | ||
ccb2c8b8 | 878 | /* Maximum level of recursion */ |
2b9dff67 RGS |
879 | #ifndef PERL_SUB_DEPTH_WARN |
880 | #define PERL_SUB_DEPTH_WARN 100 | |
ccb2c8b8 RGS |
881 | #endif |
882 | ||
1109a392 MHM |
883 | #endif /* PERL_CORE */ |
884 | ||
bdf3085f NC |
885 | /* We no longer default to creating a new SV for GvSV. |
886 | Do this before embed. */ | |
887 | #ifndef PERL_CREATE_GVSV | |
7459f06b NC |
888 | # ifndef PERL_DONT_CREATE_GVSV |
889 | # define PERL_DONT_CREATE_GVSV | |
890 | # endif | |
bdf3085f NC |
891 | #endif |
892 | ||
ca0c25f6 NC |
893 | #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME) |
894 | #define PERL_USES_PL_PIDSTATUS | |
895 | #endif | |
896 | ||
739a0b84 | 897 | #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__) |
a62746fa RGS |
898 | #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION |
899 | #endif | |
900 | ||
c31fac66 GS |
901 | #define MEM_SIZE Size_t |
902 | ||
1936d2a7 NC |
903 | /* Round all values passed to malloc up, by default to a multiple of |
904 | sizeof(size_t) | |
905 | */ | |
906 | #ifndef PERL_STRLEN_ROUNDUP_QUANTUM | |
907 | #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size | |
908 | #endif | |
909 | ||
f1200559 WH |
910 | /* sv_grow() will expand strings by at least a certain percentage of |
911 | the previously *used* length to avoid excessive calls to realloc(). | |
912 | The default is 25% of the current length. | |
913 | */ | |
914 | #ifndef PERL_STRLEN_EXPAND_SHIFT | |
915 | # define PERL_STRLEN_EXPAND_SHIFT 2 | |
916 | #endif | |
917 | ||
3800c318 | 918 | #if defined(STANDARD_C) && defined(I_STDDEF) && !defined(PERL_GCC_PEDANTIC) |
51371543 GS |
919 | # include <stddef.h> |
920 | # define STRUCT_OFFSET(s,m) offsetof(s,m) | |
921 | #else | |
922 | # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m)) | |
d0b86e2f BF |
923 | #endif |
924 | ||
925 | /* ptrdiff_t is C11, so undef it under pedantic builds */ | |
926 | #ifdef PERL_GCC_PEDANTIC | |
927 | # undef HAS_PTRDIFF_T | |
51371543 GS |
928 | #endif |
929 | ||
9969cdde | 930 | #ifndef __SYMBIAN32__ |
27da23d5 JH |
931 | # if defined(I_STRING) || defined(__cplusplus) |
932 | # include <string.h> | |
933 | # else | |
934 | # include <strings.h> | |
935 | # endif | |
51371543 GS |
936 | #endif |
937 | ||
55497cff | 938 | /* This comes after <stdlib.h> so we don't try to change the standard |
939 | * library prototypes; we'll use our own in proto.h instead. */ | |
03a14243 | 940 | |
4633a7c4 | 941 | #ifdef MYMALLOC |
86058a2d | 942 | # ifdef PERL_POLLUTE_MALLOC |
ee13e175 | 943 | # ifndef PERL_EXTMALLOC_DEF |
86058a2d GS |
944 | # define Perl_malloc malloc |
945 | # define Perl_calloc calloc | |
946 | # define Perl_realloc realloc | |
947 | # define Perl_mfree free | |
ee13e175 | 948 | # endif |
86058a2d GS |
949 | # else |
950 | # define EMBEDMYMALLOC /* for compatibility */ | |
951 | # endif | |
827e134a | 952 | |
651b9576 GS |
953 | # define safemalloc Perl_malloc |
954 | # define safecalloc Perl_calloc | |
955 | # define saferealloc Perl_realloc | |
956 | # define safefree Perl_mfree | |
22f7c9c9 JH |
957 | # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \ |
958 | if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \ | |
959 | code; \ | |
960 | } STMT_END | |
961 | # define CHECK_MALLOC_TOO_LATE_FOR(ch) \ | |
962 | CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch)) | |
963 | # define panic_write2(s) write(2, s, strlen(s)) | |
964 | # define CHECK_MALLOC_TAINT(newval) \ | |
965 | CHECK_MALLOC_TOO_LATE_FOR_( \ | |
966 | if (newval) { \ | |
acfd4d8e | 967 | PERL_UNUSED_RESULT(panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n"));\ |
22f7c9c9 | 968 | exit(1); }) |
22f7c9c9 | 969 | # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \ |
b0891165 | 970 | if (doing_taint(argc,argv,env)) { \ |
22f7c9c9 JH |
971 | MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \ |
972 | }} STMT_END; | |
f2517201 GS |
973 | #else /* MYMALLOC */ |
974 | # define safemalloc safesysmalloc | |
975 | # define safecalloc safesyscalloc | |
976 | # define saferealloc safesysrealloc | |
977 | # define safefree safesysfree | |
22f7c9c9 JH |
978 | # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0) |
979 | # define CHECK_MALLOC_TAINT(newval) ((void)0) | |
980 | # define MALLOC_CHECK_TAINT(argc,argv,env) | |
55497cff | 981 | #endif /* MYMALLOC */ |
4633a7c4 | 982 | |
fe13d51d | 983 | /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */ |
27da23d5 | 984 | #define TOO_LATE_FOR_(ch,what) Perl_croak(aTHX_ "\"-%c\" is on the #! line, it must also be used on the command line%s", (char)(ch), what) |
22f7c9c9 JH |
985 | #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "") |
986 | #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}") | |
987 | #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL) | |
988 | ||
a0d0e21e LW |
989 | #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr) |
990 | #define strchr index | |
991 | #define strrchr rindex | |
992 | #endif | |
993 | ||
16d20bd9 AD |
994 | #ifdef I_MEMORY |
995 | # include <memory.h> | |
996 | #endif | |
997 | ||
fe14fcc3 | 998 | #ifdef HAS_MEMCPY |
85e6fe83 | 999 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
fe14fcc3 | 1000 | # ifndef memcpy |
20ce7b12 | 1001 | extern char * memcpy (char*, char*, int); |
ee0007ab LW |
1002 | # endif |
1003 | # endif | |
1004 | #else | |
1005 | # ifndef memcpy | |
1006 | # ifdef HAS_BCOPY | |
1007 | # define memcpy(d,s,l) bcopy(s,d,l) | |
1008 | # else | |
1009 | # define memcpy(d,s,l) my_bcopy(s,d,l) | |
1010 | # endif | |
1011 | # endif | |
1012 | #endif /* HAS_MEMCPY */ | |
fe14fcc3 | 1013 | |
ee0007ab | 1014 | #ifdef HAS_MEMSET |
85e6fe83 | 1015 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
ee0007ab | 1016 | # ifndef memset |
20ce7b12 | 1017 | extern char *memset (char*, int, int); |
ee0007ab LW |
1018 | # endif |
1019 | # endif | |
ee0007ab | 1020 | #else |
12ae5dfc | 1021 | # undef memset |
fc36a67e | 1022 | # define memset(d,c,l) my_memset(d,c,l) |
ee0007ab LW |
1023 | #endif /* HAS_MEMSET */ |
1024 | ||
85e6fe83 | 1025 | #if !defined(HAS_MEMMOVE) && !defined(memmove) |
2304df62 | 1026 | # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY) |
79072805 LW |
1027 | # define memmove(d,s,l) bcopy(s,d,l) |
1028 | # else | |
2304df62 | 1029 | # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY) |
79072805 | 1030 | # define memmove(d,s,l) memcpy(d,s,l) |
ee0007ab | 1031 | # else |
79072805 | 1032 | # define memmove(d,s,l) my_bcopy(s,d,l) |
ee0007ab | 1033 | # endif |
352d5a3a | 1034 | # endif |
d9d8d8de | 1035 | #endif |
ee0007ab | 1036 | |
36477c24 | 1037 | #if defined(mips) && defined(ultrix) && !defined(__STDC__) |
1038 | # undef HAS_MEMCMP | |
1039 | #endif | |
1040 | ||
1041 | #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP) | |
85e6fe83 | 1042 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
ee0007ab | 1043 | # ifndef memcmp |
20ce7b12 | 1044 | extern int memcmp (char*, char*, int); |
ee0007ab LW |
1045 | # endif |
1046 | # endif | |
1047 | #else | |
1048 | # ifndef memcmp | |
ecfc5424 | 1049 | # define memcmp my_memcmp |
352d5a3a | 1050 | # endif |
36477c24 | 1051 | #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */ |
8d063cd8 | 1052 | |
fc36a67e | 1053 | #ifndef memzero |
c635e13b | 1054 | # ifdef HAS_MEMSET |
1055 | # define memzero(d,l) memset(d,0,l) | |
79072805 | 1056 | # else |
c635e13b | 1057 | # ifdef HAS_BZERO |
1058 | # define memzero(d,l) bzero(d,l) | |
79072805 | 1059 | # else |
fc36a67e | 1060 | # define memzero(d,l) my_bzero(d,l) |
79072805 LW |
1061 | # endif |
1062 | # endif | |
d9d8d8de | 1063 | #endif |
378cc40b | 1064 | |
2f42fcb0 | 1065 | #ifndef PERL_MICRO |
0f27ced1 JH |
1066 | #ifndef memchr |
1067 | # ifndef HAS_MEMCHR | |
1068 | # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1) | |
1069 | # endif | |
1070 | #endif | |
2f42fcb0 | 1071 | #endif |
0f27ced1 | 1072 | |
36477c24 | 1073 | #ifndef HAS_BCMP |
1074 | # ifndef bcmp | |
1075 | # define bcmp(s1,s2,l) memcmp(s1,s2,l) | |
79072805 | 1076 | # endif |
36477c24 | 1077 | #endif /* !HAS_BCMP */ |
378cc40b | 1078 | |
ae986130 | 1079 | #ifdef I_NETINET_IN |
79072805 | 1080 | # include <netinet/in.h> |
ae986130 LW |
1081 | #endif |
1082 | ||
28e8609d JH |
1083 | #ifdef I_ARPA_INET |
1084 | # include <arpa/inet.h> | |
1085 | #endif | |
1086 | ||
1aef975c | 1087 | #ifdef I_SYS_STAT |
84902520 | 1088 | # include <sys/stat.h> |
1aef975c | 1089 | #endif |
79072805 | 1090 | |
287a962e JD |
1091 | /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO. |
1092 | This definition should ideally go into win32/win32.h, but S_IFIFO is | |
1093 | used later here in perl.h before win32/win32.h is being included. */ | |
1094 | #if !defined(S_IFIFO) && defined(_S_IFIFO) | |
1095 | # define S_IFIFO _S_IFIFO | |
1096 | #endif | |
1097 | ||
cc3315ba | 1098 | /* The stat macros for Unisoft System V/88 (and derivatives |
a0d0e21e LW |
1099 | like UTekV) are broken, sometimes giving false positives. Undefine |
1100 | them here and let the code below set them to proper values. | |
1101 | ||
1102 | The ghs macro stands for GreenHills Software C-1.8.5 which | |
1103 | is the C compiler for sysV88 and the various derivatives. | |
1104 | This header file bug is corrected in gcc-2.5.8 and later versions. | |
1105 | --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */ | |
1106 | ||
cc3315ba | 1107 | #if defined(m88k) && defined(ghs) |
79072805 LW |
1108 | # undef S_ISDIR |
1109 | # undef S_ISCHR | |
1110 | # undef S_ISBLK | |
1111 | # undef S_ISREG | |
1112 | # undef S_ISFIFO | |
1113 | # undef S_ISLNK | |
ee0007ab | 1114 | #endif |
135863df | 1115 | |
663a0e37 LW |
1116 | #ifdef I_TIME |
1117 | # include <time.h> | |
ffed7fef | 1118 | #endif |
663a0e37 | 1119 | |
fe14fcc3 | 1120 | #ifdef I_SYS_TIME |
85e6fe83 | 1121 | # ifdef I_SYS_TIME_KERNEL |
663a0e37 LW |
1122 | # define KERNEL |
1123 | # endif | |
1124 | # include <sys/time.h> | |
85e6fe83 | 1125 | # ifdef I_SYS_TIME_KERNEL |
663a0e37 LW |
1126 | # undef KERNEL |
1127 | # endif | |
a687059c | 1128 | #endif |
135863df | 1129 | |
55497cff | 1130 | #if defined(HAS_TIMES) && defined(I_SYS_TIMES) |
85e6fe83 | 1131 | # include <sys/times.h> |
d9d8d8de | 1132 | #endif |
8d063cd8 | 1133 | |
fe14fcc3 | 1134 | #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR)) |
79072805 | 1135 | # undef HAS_STRERROR |
663a0e37 LW |
1136 | #endif |
1137 | ||
1138 | #include <errno.h> | |
1e743fda | 1139 | |
acfe0abc | 1140 | #if defined(WIN32) && defined(PERL_IMPLICIT_SYS) |
b4748376 NIS |
1141 | # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */ |
1142 | #endif | |
1143 | ||
da70cfc6 | 1144 | #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */ |
1e743fda JH |
1145 | # include <sys/socket.h> |
1146 | # if defined(USE_SOCKS) && defined(I_SOCKS) | |
1147 | # if !defined(INCLUDE_PROTOTYPES) | |
1148 | # define INCLUDE_PROTOTYPES /* for <socks.h> */ | |
1149 | # define PERL_SOCKS_NEED_PROTOTYPES | |
1150 | # endif | |
1151 | # include <socks.h> | |
1152 | # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */ | |
1153 | # undef INCLUDE_PROTOTYPES | |
1154 | # undef PERL_SOCKS_NEED_PROTOTYPES | |
ed6116ce | 1155 | # endif |
d460ef45 | 1156 | # endif |
1e743fda | 1157 | # ifdef I_NETDB |
2986a63f JH |
1158 | # ifdef NETWARE |
1159 | # include<stdio.h> | |
1160 | # endif | |
1e743fda JH |
1161 | # include <netdb.h> |
1162 | # endif | |
1163 | # ifndef ENOTSOCK | |
1164 | # ifdef I_NET_ERRNO | |
1165 | # include <net/errno.h> | |
1166 | # endif | |
1167 | # endif | |
1168 | #endif | |
1169 | ||
fa0a29af | 1170 | /* sockatmark() is so new (2001) that many places might have it hidden |
29820b6d MHM |
1171 | * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required |
1172 | * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */ | |
fa0a29af | 1173 | #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO) |
29820b6d MHM |
1174 | # if defined(__THROW) && defined(__GLIBC__) |
1175 | int sockatmark(int) __THROW; | |
1176 | # else | |
2ef53570 | 1177 | int sockatmark(int); |
29820b6d | 1178 | # endif |
2ef53570 JH |
1179 | #endif |
1180 | ||
7e827271 | 1181 | #if defined(__osf__) && defined(__cplusplus) && !defined(_XOPEN_SOURCE_EXTENDED) /* Tru64 "cxx" (C++), see hints/dec_osf.sh for why the _XOPEN_SOURCE_EXTENDED cannot be defined. */ |
45d3b546 JH |
1182 | EXTERN_C int fchdir(int); |
1183 | EXTERN_C int flock(int, int); | |
1184 | EXTERN_C int fseeko(FILE *, off_t, int); | |
1185 | EXTERN_C off_t ftello(FILE *); | |
1186 | #endif | |
1187 | ||
7e827271 | 1188 | #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */ |
1ccb7c8d | 1189 | EXTERN_C char *crypt(const char *, const char *); |
7e827271 | 1190 | EXTERN_C char **environ; |
1ccb7c8d JH |
1191 | #endif |
1192 | ||
83a6ff2e | 1193 | #if defined(__cplusplus) |
ce3470dc | 1194 | # if defined(BSDish) |
b91fbb93 | 1195 | EXTERN_C char **environ; |
83a6ff2e | 1196 | # elif defined(__CYGWIN__) |
667e2948 SP |
1197 | EXTERN_C char *crypt(const char *, const char *); |
1198 | #endif | |
83a6ff2e | 1199 | #endif |
667e2948 | 1200 | |
1e743fda JH |
1201 | #ifdef SETERRNO |
1202 | # undef SETERRNO /* SOCKS might have defined this */ | |
ed6116ce | 1203 | #endif |
f86702cc | 1204 | |
1205 | #ifdef VMS | |
1206 | # define SETERRNO(errcode,vmserrcode) \ | |
1207 | STMT_START { \ | |
1208 | set_errno(errcode); \ | |
1209 | set_vaxc_errno(vmserrcode); \ | |
1210 | } STMT_END | |
4ee39169 CS |
1211 | # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno |
1212 | # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno | |
1213 | # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno ) | |
1214 | # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno) | |
1215 | ||
93189314 JH |
1216 | # define LIB_INVARG LIB$_INVARG |
1217 | # define RMS_DIR RMS$_DIR | |
1218 | # define RMS_FAC RMS$_FAC | |
1219 | # define RMS_FEX RMS$_FEX | |
1220 | # define RMS_FNF RMS$_FNF | |
1221 | # define RMS_IFI RMS$_IFI | |
1222 | # define RMS_ISI RMS$_ISI | |
1223 | # define RMS_PRV RMS$_PRV | |
1224 | # define SS_ACCVIO SS$_ACCVIO | |
1225 | # define SS_DEVOFFLINE SS$_DEVOFFLINE | |
1226 | # define SS_IVCHAN SS$_IVCHAN | |
1227 | # define SS_NORMAL SS$_NORMAL | |
8a9f18be | 1228 | # define SS_NOPRIV SS$_NOPRIV |
748a9306 | 1229 | #else |
93189314 JH |
1230 | # define LIB_INVARG 0 |
1231 | # define RMS_DIR 0 | |
1232 | # define RMS_FAC 0 | |
1233 | # define RMS_FEX 0 | |
1234 | # define RMS_FNF 0 | |
1235 | # define RMS_IFI 0 | |
1236 | # define RMS_ISI 0 | |
1237 | # define RMS_PRV 0 | |
1238 | # define SS_ACCVIO 0 | |
1239 | # define SS_DEVOFFLINE 0 | |
1240 | # define SS_IVCHAN 0 | |
1241 | # define SS_NORMAL 0 | |
8a9f18be | 1242 | # define SS_NOPRIV 0 |
748a9306 | 1243 | #endif |
ed6116ce | 1244 | |
6ca940a9 TC |
1245 | #ifdef WIN32 |
1246 | # define dSAVEDERRNO int saved_errno; DWORD saved_win32_errno | |
1247 | # define dSAVE_ERRNO int saved_errno = errno; DWORD saved_win32_errno = GetLastError() | |
1248 | # define SAVE_ERRNO ( saved_errno = errno, saved_win32_errno = GetLastError() ) | |
1249 | # define RESTORE_ERRNO ( errno = saved_errno, SetLastError(saved_win32_errno) ) | |
1250 | #endif | |
1251 | ||
1252 | #ifdef OS2 | |
1253 | # define dSAVEDERRNO int saved_errno; unsigned long saved_os2_errno | |
1254 | # define dSAVE_ERRNO int saved_errno = errno; unsigned long saved_os2_errno = Perl_rc | |
1255 | # define SAVE_ERRNO ( saved_errno = errno, saved_os2_errno = Perl_rc ) | |
1256 | # define RESTORE_ERRNO ( errno = saved_errno, Perl_rc = saved_os2_errno ) | |
1257 | #endif | |
1258 | ||
1259 | #ifndef SETERRNO | |
1260 | # define SETERRNO(errcode,vmserrcode) (errno = (errcode)) | |
1261 | #endif | |
1262 | ||
1263 | #ifndef dSAVEDERRNO | |
1264 | # define dSAVEDERRNO int saved_errno | |
1265 | # define dSAVE_ERRNO int saved_errno = errno | |
1266 | # define SAVE_ERRNO (saved_errno = errno) | |
1267 | # define RESTORE_ERRNO (errno = saved_errno) | |
1268 | #endif | |
1269 | ||
f5fa9033 | 1270 | #define ERRSV GvSVn(PL_errgv) |
dfd167e9 NC |
1271 | |
1272 | #define CLEAR_ERRSV() STMT_START { \ | |
1273 | if (!GvSV(PL_errgv)) { \ | |
1274 | sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \ | |
1275 | } else if (SvREADONLY(GvSV(PL_errgv))) { \ | |
1276 | SvREFCNT_dec(GvSV(PL_errgv)); \ | |
1277 | GvSV(PL_errgv) = newSVpvs(""); \ | |
1278 | } else { \ | |
1279 | SV *const errsv = GvSV(PL_errgv); \ | |
1280 | sv_setpvs(errsv, ""); \ | |
1281 | if (SvMAGICAL(errsv)) { \ | |
1282 | mg_free(errsv); \ | |
1283 | } \ | |
1284 | SvPOK_only(errsv); \ | |
1285 | } \ | |
1286 | } STMT_END | |
1287 | ||
1288 | ||
414bf5ae MHM |
1289 | #ifdef PERL_CORE |
1290 | # define DEFSV (0 + GvSVn(PL_defgv)) | |
55b5114f FC |
1291 | # define DEFSV_set(sv) \ |
1292 | (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv)) | |
1293 | # define SAVE_DEFSV \ | |
1294 | ( \ | |
1295 | save_gp(PL_defgv, 0), \ | |
1296 | GvINTRO_off(PL_defgv), \ | |
1297 | SAVEGENERICSV(GvSV(PL_defgv)), \ | |
1298 | GvSV(PL_defgv) = NULL \ | |
1299 | ) | |
414bf5ae MHM |
1300 | #else |
1301 | # define DEFSV GvSVn(PL_defgv) | |
55b5114f FC |
1302 | # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv)) |
1303 | # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv)) | |
414bf5ae | 1304 | #endif |
38a03e6e | 1305 | |
55497cff | 1306 | #ifndef errno |
5ff3f7a4 GS |
1307 | extern int errno; /* ANSI allows errno to be an lvalue expr. |
1308 | * For example in multithreaded environments | |
1309 | * something like this might happen: | |
1310 | * extern int *_errno(void); | |
1311 | * #define errno (*_errno()) */ | |
d9d8d8de | 1312 | #endif |
663a0e37 | 1313 | |
7e996671 KW |
1314 | #define UNKNOWN_ERRNO_MSG "(unknown)" |
1315 | ||
2304df62 | 1316 | #ifdef HAS_STRERROR |
b3e384bf | 1317 | # ifndef DONT_DECLARE_STD |
a0d0e21e | 1318 | # ifdef VMS |
20ce7b12 | 1319 | char *strerror (int,...); |
a0d0e21e | 1320 | # else |
20ce7b12 | 1321 | char *strerror (int); |
a0d0e21e | 1322 | # endif |
b3e384bf KW |
1323 | # endif |
1324 | # ifndef Strerror | |
1325 | # define Strerror strerror | |
1326 | # endif | |
2304df62 AD |
1327 | #else |
1328 | # ifdef HAS_SYS_ERRLIST | |
79072805 LW |
1329 | extern int sys_nerr; |
1330 | extern char *sys_errlist[]; | |
2304df62 AD |
1331 | # ifndef Strerror |
1332 | # define Strerror(e) \ | |
7e996671 | 1333 | ((e) < 0 || (e) >= sys_nerr ? UNKNOWN_ERRNO_MSG : sys_errlist[e]) |
2304df62 | 1334 | # endif |
79072805 | 1335 | # endif |
35c8bce7 | 1336 | #endif |
663a0e37 | 1337 | |
2304df62 | 1338 | #ifdef I_SYS_IOCTL |
79072805 LW |
1339 | # ifndef _IOCTL_ |
1340 | # include <sys/ioctl.h> | |
1341 | # endif | |
a687059c LW |
1342 | #endif |
1343 | ||
ee0007ab | 1344 | #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000) |
79072805 LW |
1345 | # ifdef HAS_SOCKETPAIR |
1346 | # undef HAS_SOCKETPAIR | |
1347 | # endif | |
2304df62 AD |
1348 | # ifdef I_NDBM |
1349 | # undef I_NDBM | |
79072805 | 1350 | # endif |
a687059c LW |
1351 | #endif |
1352 | ||
02fc2eee NC |
1353 | #ifndef HAS_SOCKETPAIR |
1354 | # ifdef HAS_SOCKET | |
1355 | # define socketpair Perl_my_socketpair | |
1356 | # endif | |
1357 | #endif | |
1358 | ||
a687059c | 1359 | #if INTSIZE == 2 |
79072805 LW |
1360 | # define htoni htons |
1361 | # define ntohi ntohs | |
a687059c | 1362 | #else |
79072805 LW |
1363 | # define htoni htonl |
1364 | # define ntohi ntohl | |
a687059c LW |
1365 | #endif |
1366 | ||
a0d0e21e | 1367 | /* Configure already sets Direntry_t */ |
35c8bce7 | 1368 | #if defined(I_DIRENT) |
663a0e37 | 1369 | # include <dirent.h> |
ae986130 | 1370 | #else |
fe14fcc3 | 1371 | # ifdef I_SYS_NDIR |
79a0689e | 1372 | # include <sys/ndir.h> |
663a0e37 | 1373 | # else |
fe14fcc3 | 1374 | # ifdef I_SYS_DIR |
79a0689e LW |
1375 | # ifdef hp9000s500 |
1376 | # include <ndir.h> /* may be wrong in the future */ | |
1377 | # else | |
1378 | # include <sys/dir.h> | |
1379 | # endif | |
663a0e37 LW |
1380 | # endif |
1381 | # endif | |
4633a7c4 | 1382 | #endif |
a687059c | 1383 | |
c623bd54 LW |
1384 | /* |
1385 | * The following gobbledygook brought to you on behalf of __STDC__. | |
1386 | * (I could just use #ifndef __STDC__, but this is more bulletproof | |
1387 | * in the face of half-implementations.) | |
1388 | */ | |
1389 | ||
21e89b5f | 1390 | #if defined(I_SYSMODE) |
ca6e1c26 JH |
1391 | #include <sys/mode.h> |
1392 | #endif | |
1393 | ||
c623bd54 LW |
1394 | #ifndef S_IFMT |
1395 | # ifdef _S_IFMT | |
1396 | # define S_IFMT _S_IFMT | |
1397 | # else | |
1398 | # define S_IFMT 0170000 | |
1399 | # endif | |
1400 | #endif | |
1401 | ||
1402 | #ifndef S_ISDIR | |
1403 | # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR) | |
1404 | #endif | |
1405 | ||
1406 | #ifndef S_ISCHR | |
1407 | # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR) | |
1408 | #endif | |
1409 | ||
1410 | #ifndef S_ISBLK | |
fe14fcc3 LW |
1411 | # ifdef S_IFBLK |
1412 | # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK) | |
1413 | # else | |
1414 | # define S_ISBLK(m) (0) | |
1415 | # endif | |
c623bd54 LW |
1416 | #endif |
1417 | ||
1418 | #ifndef S_ISREG | |
1419 | # define S_ISREG(m) ((m & S_IFMT) == S_IFREG) | |
1420 | #endif | |
1421 | ||
1422 | #ifndef S_ISFIFO | |
fe14fcc3 LW |
1423 | # ifdef S_IFIFO |
1424 | # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO) | |
1425 | # else | |
1426 | # define S_ISFIFO(m) (0) | |
1427 | # endif | |
c623bd54 LW |
1428 | #endif |
1429 | ||
1430 | #ifndef S_ISLNK | |
1431 | # ifdef _S_ISLNK | |
1432 | # define S_ISLNK(m) _S_ISLNK(m) | |
1433 | # else | |
1434 | # ifdef _S_IFLNK | |
1435 | # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK) | |
1436 | # else | |
1437 | # ifdef S_IFLNK | |
1438 | # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK) | |
1439 | # else | |
1440 | # define S_ISLNK(m) (0) | |
1441 | # endif | |
1442 | # endif | |
1443 | # endif | |
1444 | #endif | |
1445 | ||
1446 | #ifndef S_ISSOCK | |
1447 | # ifdef _S_ISSOCK | |
1448 | # define S_ISSOCK(m) _S_ISSOCK(m) | |
1449 | # else | |
1450 | # ifdef _S_IFSOCK | |
1451 | # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK) | |
1452 | # else | |
1453 | # ifdef S_IFSOCK | |
1454 | # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK) | |
1455 | # else | |
1456 | # define S_ISSOCK(m) (0) | |
1457 | # endif | |
1458 | # endif | |
1459 | # endif | |
1460 | #endif | |
1461 | ||
1462 | #ifndef S_IRUSR | |
1463 | # ifdef S_IREAD | |
1464 | # define S_IRUSR S_IREAD | |
1465 | # define S_IWUSR S_IWRITE | |
1466 | # define S_IXUSR S_IEXEC | |
1467 | # else | |
1468 | # define S_IRUSR 0400 | |
1469 | # define S_IWUSR 0200 | |
1470 | # define S_IXUSR 0100 | |
1471 | # endif | |
fac7cdfc JS |
1472 | #endif |
1473 | ||
1474 | #ifndef S_IRGRP | |
1475 | # ifdef S_IRUSR | |
1476 | # define S_IRGRP (S_IRUSR>>3) | |
1477 | # define S_IWGRP (S_IWUSR>>3) | |
1478 | # define S_IXGRP (S_IXUSR>>3) | |
1479 | # else | |
1480 | # define S_IRGRP 0040 | |
1481 | # define S_IWGRP 0020 | |
1482 | # define S_IXGRP 0010 | |
1483 | # endif | |
1484 | #endif | |
1485 | ||
1486 | #ifndef S_IROTH | |
1487 | # ifdef S_IRUSR | |
1488 | # define S_IROTH (S_IRUSR>>6) | |
1489 | # define S_IWOTH (S_IWUSR>>6) | |
1490 | # define S_IXOTH (S_IXUSR>>6) | |
1491 | # else | |
1492 | # define S_IROTH 0040 | |
1493 | # define S_IWOTH 0020 | |
1494 | # define S_IXOTH 0010 | |
1495 | # endif | |
c623bd54 LW |
1496 | #endif |
1497 | ||
1498 | #ifndef S_ISUID | |
1499 | # define S_ISUID 04000 | |
1500 | #endif | |
1501 | ||
1502 | #ifndef S_ISGID | |
1503 | # define S_ISGID 02000 | |
1504 | #endif | |
1505 | ||
ca6e1c26 JH |
1506 | #ifndef S_IRWXU |
1507 | # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR) | |
d460ef45 | 1508 | #endif |
ca6e1c26 JH |
1509 | |
1510 | #ifndef S_IRWXG | |
1511 | # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP) | |
d460ef45 | 1512 | #endif |
ca6e1c26 JH |
1513 | |
1514 | #ifndef S_IRWXO | |
1515 | # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH) | |
d460ef45 | 1516 | #endif |
ca6e1c26 | 1517 | |
b6c36746 | 1518 | /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h> |
c21fb2b8 JH |
1519 | * which would get included through <sys/file.h >, but that is 3000 |
1520 | * lines in the future. --jhi */ | |
1521 | ||
b6c36746 | 1522 | #if !defined(S_IREAD) && !defined(__HAIKU__) |
ca6e1c26 JH |
1523 | # define S_IREAD S_IRUSR |
1524 | #endif | |
1525 | ||
b6c36746 | 1526 | #if !defined(S_IWRITE) && !defined(__HAIKU__) |
ca6e1c26 JH |
1527 | # define S_IWRITE S_IWUSR |
1528 | #endif | |
1529 | ||
1530 | #ifndef S_IEXEC | |
1531 | # define S_IEXEC S_IXUSR | |
1532 | #endif | |
1533 | ||
a0d0e21e | 1534 | #if defined(cray) || defined(gould) || defined(i860) || defined(pyr) |
45d8adaa LW |
1535 | # define SLOPPYDIVIDE |
1536 | #endif | |
1537 | ||
748a9306 LW |
1538 | #ifdef UV |
1539 | #undef UV | |
1540 | #endif | |
1541 | ||
ce582cee NC |
1542 | /* For the times when you want the return value of sprintf, and you want it |
1543 | to be the length. Can't have a thread variable passed in, because C89 has | |
1544 | no varargs macros. | |
1545 | */ | |
1546 | #ifdef SPRINTF_RETURNS_STRLEN | |
1547 | # define my_sprintf sprintf | |
1548 | #else | |
1549 | # define my_sprintf Perl_my_sprintf | |
1550 | #endif | |
1551 | ||
5b692037 JH |
1552 | /* |
1553 | * If we have v?snprintf() and the C99 variadic macros, we can just | |
1554 | * use just the v?snprintf(). It is nice to try to trap the buffer | |
1555 | * overflow, however, so if we are DEBUGGING, and we cannot use the | |
e5afc1ae DD |
1556 | * gcc statement expressions, then use the function wrappers which try |
1557 | * to trap the overflow. If we can use the gcc statement expressions, | |
1558 | * we can try that even with the version that uses the C99 variadic | |
1559 | * macros. | |
5b692037 JH |
1560 | */ |
1561 | ||
1208b3dd JH |
1562 | /* Note that we do not check against snprintf()/vsnprintf() returning |
1563 | * negative values because that is non-standard behaviour and we use | |
1564 | * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and | |
1565 | * that should be true only if the snprintf()/vsnprintf() are true | |
1566 | * to the standard. */ | |
1567 | ||
e8549682 JH |
1568 | #define PERL_SNPRINTF_CHECK(len, max, api) STMT_START { if ((max) > 0 && (Size_t)len >= (max)) Perl_croak_nocontext("panic: %s buffer overflow", STRINGIFY(api)); } STMT_END |
1569 | ||
a4eca1d4 JH |
1570 | #ifdef USE_QUADMATH |
1571 | # define my_snprintf Perl_my_snprintf | |
1572 | # define PERL_MY_SNPRINTF_GUARDED | |
1573 | #else | |
dfeee9b1 | 1574 | #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC) |
5b692037 | 1575 | # ifdef PERL_USE_GCC_BRACE_GROUPS |
e8549682 | 1576 | # define my_snprintf(buffer, max, ...) ({ int len = snprintf(buffer, max, __VA_ARGS__); PERL_SNPRINTF_CHECK(len, max, snprintf); len; }) |
1208b3dd | 1577 | # define PERL_MY_SNPRINTF_GUARDED |
5b692037 | 1578 | # else |
e8549682 | 1579 | # define my_snprintf(buffer, max, ...) snprintf(buffer, max, __VA_ARGS__) |
5b692037 JH |
1580 | # endif |
1581 | #else | |
1582 | # define my_snprintf Perl_my_snprintf | |
1208b3dd | 1583 | # define PERL_MY_SNPRINTF_GUARDED |
5b692037 | 1584 | #endif |
a4eca1d4 | 1585 | #endif |
5b692037 | 1586 | |
a4eca1d4 JH |
1587 | /* There is no quadmath_vsnprintf, and therefore my_vsnprintf() |
1588 | * dies if called under USE_QUADMATH. */ | |
dfeee9b1 | 1589 | #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC) |
5b692037 | 1590 | # ifdef PERL_USE_GCC_BRACE_GROUPS |
e8549682 | 1591 | # define my_vsnprintf(buffer, max, ...) ({ int len = vsnprintf(buffer, max, __VA_ARGS__); PERL_SNPRINTF_CHECK(len, max, vsnprintf); len; }) |
1208b3dd | 1592 | # define PERL_MY_VSNPRINTF_GUARDED |
5b692037 | 1593 | # else |
e8549682 | 1594 | # define my_vsnprintf(buffer, max, ...) vsnprintf(buffer, max, __VA_ARGS__) |
5b692037 JH |
1595 | # endif |
1596 | #else | |
1597 | # define my_vsnprintf Perl_my_vsnprintf | |
1208b3dd | 1598 | # define PERL_MY_VSNPRINTF_GUARDED |
5b692037 | 1599 | #endif |
d9fad198 | 1600 | |
e8549682 JH |
1601 | /* You will definitely need to use the PERL_MY_SNPRINTF_POST_GUARD() |
1602 | * or PERL_MY_VSNPRINTF_POST_GUARD() if you otherwise decide to ignore | |
1603 | * the result of my_snprintf() or my_vsnprintf(). (No, you should not | |
1604 | * completely ignore it: otherwise you cannot know whether your output | |
1605 | * was too long.) | |
1606 | * | |
1607 | * int len = my_sprintf(buf, max, ...); | |
1608 | * PERL_MY_SNPRINTF_POST_GUARD(len, max); | |
1609 | * | |
1610 | * The trick is that in certain platforms [a] the my_sprintf() already | |
1611 | * contains the sanity check, while in certain platforms [b] it needs | |
1612 | * to be done as a separate step. The POST_GUARD is that step-- in [a] | |
1613 | * platforms the POST_GUARD actually does nothing since the check has | |
1614 | * already been done. Watch out for the max being the same in both calls. | |
1615 | * | |
1616 | * If you actually use the snprintf/vsnprintf return value already, | |
1617 | * you assumedly are checking its validity somehow. But you can | |
1618 | * insert the POST_GUARD() also in that case. */ | |
1619 | ||
1620 | #ifndef PERL_MY_SNPRINTF_GUARDED | |
1621 | # define PERL_MY_SNPRINTF_POST_GUARD(len, max) PERL_SNPRINTF_CHECK(len, max, snprintf) | |
1622 | #else | |
1623 | # define PERL_MY_SNPRINTF_POST_GUARD(len, max) PERL_UNUSED_VAR(len) | |
1624 | #endif | |
1625 | ||
1626 | #ifndef PERL_MY_VSNPRINTF_GUARDED | |
1627 | # define PERL_MY_VSNPRINTF_POST_GUARD(len, max) PERL_SNPRINTF_CHECK(len, max, vsnprintf) | |
1628 | #else | |
1629 | # define PERL_MY_VSNPRINTF_POST_GUARD(len, max) PERL_UNUSED_VAR(len) | |
1630 | #endif | |
1631 | ||
a6cc4119 SP |
1632 | #ifdef HAS_STRLCAT |
1633 | # define my_strlcat strlcat | |
1634 | #else | |
1635 | # define my_strlcat Perl_my_strlcat | |
1636 | #endif | |
1637 | ||
1638 | #ifdef HAS_STRLCPY | |
1639 | # define my_strlcpy strlcpy | |
1640 | #else | |
1641 | # define my_strlcpy Perl_my_strlcpy | |
1642 | #endif | |
1643 | ||
05f13f53 | 1644 | /* |
27d4fb96 | 1645 | The IV type is supposed to be long enough to hold any integral |
1646 | value or a pointer. | |
1647 | --Andy Dougherty August 1996 | |
1648 | */ | |
1649 | ||
a22e52b9 JH |
1650 | typedef IVTYPE IV; |
1651 | typedef UVTYPE UV; | |
8175356b | 1652 | |
10cc9d2a | 1653 | #if defined(USE_64_BIT_INT) && defined(HAS_QUAD) |
6b8eaf93 | 1654 | # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX) |
5ff3f7a4 GS |
1655 | # define IV_MAX INT64_MAX |
1656 | # define IV_MIN INT64_MIN | |
1657 | # define UV_MAX UINT64_MAX | |
cae7ae48 JH |
1658 | # ifndef UINT64_MIN |
1659 | # define UINT64_MIN 0 | |
1660 | # endif | |
5ff3f7a4 GS |
1661 | # define UV_MIN UINT64_MIN |
1662 | # else | |
1663 | # define IV_MAX PERL_QUAD_MAX | |
1664 | # define IV_MIN PERL_QUAD_MIN | |
1665 | # define UV_MAX PERL_UQUAD_MAX | |
1666 | # define UV_MIN PERL_UQUAD_MIN | |
1667 | # endif | |
cf2093f6 JH |
1668 | # define IV_IS_QUAD |
1669 | # define UV_IS_QUAD | |
79072805 | 1670 | #else |
8175356b | 1671 | # if defined(INT32_MAX) && IVSIZE == 4 |
5ff3f7a4 GS |
1672 | # define IV_MAX INT32_MAX |
1673 | # define IV_MIN INT32_MIN | |
716026f9 DL |
1674 | # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */ |
1675 | # define UV_MAX UINT32_MAX | |
1676 | # else | |
1677 | # define UV_MAX 4294967295U | |
1678 | # endif | |
cae7ae48 JH |
1679 | # ifndef UINT32_MIN |
1680 | # define UINT32_MIN 0 | |
1681 | # endif | |
5ff3f7a4 GS |
1682 | # define UV_MIN UINT32_MIN |
1683 | # else | |
1684 | # define IV_MAX PERL_LONG_MAX | |
1685 | # define IV_MIN PERL_LONG_MIN | |
1686 | # define UV_MAX PERL_ULONG_MAX | |
1687 | # define UV_MIN PERL_ULONG_MIN | |
1688 | # endif | |
8175356b | 1689 | # if IVSIZE == 8 |
cf2093f6 JH |
1690 | # define IV_IS_QUAD |
1691 | # define UV_IS_QUAD | |
de1c2614 JH |
1692 | # ifndef HAS_QUAD |
1693 | # define HAS_QUAD | |
1694 | # endif | |
cf2093f6 JH |
1695 | # else |
1696 | # undef IV_IS_QUAD | |
1697 | # undef UV_IS_QUAD | |
9ea40801 | 1698 | #if !defined(PERL_CORE) || defined(USING_MSVC6) |
e25d460c NC |
1699 | /* We think that removing this decade-old undef this will cause too much |
1700 | breakage on CPAN for too little gain. (See RT #119753) | |
9ea40801 SH |
1701 | However, we do need HAS_QUAD in the core for use by the drand48 code, |
1702 | but not for Win32 VC6 because it has poor __int64 support. */ | |
cb4b14d5 | 1703 | # undef HAS_QUAD |
e25d460c | 1704 | #endif |
cf2093f6 | 1705 | # endif |
79072805 | 1706 | #endif |
d7d93a81 | 1707 | |
6313e544 JH |
1708 | #define Size_t_MAX (~(Size_t)0) |
1709 | #define SSize_t_MAX (SSize_t)(~(Size_t)0 >> 1) | |
9a543cee | 1710 | |
cae7ae48 | 1711 | #define IV_DIG (BIT_DIGITS(IVSIZE * 8)) |
22ec83e3 | 1712 | #define UV_DIG (BIT_DIGITS(UVSIZE * 8)) |
56431972 | 1713 | |
28e5dec8 | 1714 | #ifndef NO_PERL_PRESERVE_IVUV |
f5c03d33 | 1715 | #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */ |
28e5dec8 JH |
1716 | #endif |
1717 | ||
d460ef45 | 1718 | /* |
26bb67e2 JH |
1719 | * The macros INT2PTR and NUM2PTR are (despite their names) |
1720 | * bi-directional: they will convert int/float to or from pointers. | |
1721 | * However the conversion to int/float are named explicitly: | |
1722 | * PTR2IV, PTR2UV, PTR2NV. | |
1723 | * | |
1724 | * For int conversions we do not need two casts if pointers are | |
1725 | * the same size as IV and UV. Otherwise we need an explicit | |
1726 | * cast (PTRV) to avoid compiler warnings. | |
1727 | */ | |
56431972 RB |
1728 | #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE) |
1729 | # define PTRV UV | |
1730 | # define INT2PTR(any,d) (any)(d) | |
1731 | #else | |
d460ef45 | 1732 | # if PTRSIZE == LONGSIZE |
56431972 | 1733 | # define PTRV unsigned long |
e91e3b10 | 1734 | # define PTR2ul(p) (unsigned long)(p) |
42718184 | 1735 | # else |
56431972 | 1736 | # define PTRV unsigned |
42718184 | 1737 | # endif |
e91e3b10 RB |
1738 | #endif |
1739 | ||
1740 | #ifndef INT2PTR | |
56431972 | 1741 | # define INT2PTR(any,d) (any)(PTRV)(d) |
42718184 | 1742 | #endif |
e91e3b10 RB |
1743 | |
1744 | #ifndef PTR2ul | |
1745 | # define PTR2ul(p) INT2PTR(unsigned long,p) | |
1746 | #endif | |
1747 | ||
56431972 RB |
1748 | #define NUM2PTR(any,d) (any)(PTRV)(d) |
1749 | #define PTR2IV(p) INT2PTR(IV,p) | |
1750 | #define PTR2UV(p) INT2PTR(UV,p) | |
1751 | #define PTR2NV(p) NUM2PTR(NV,p) | |
e91e3b10 | 1752 | #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */ |
d460ef45 | 1753 | |
8141890a JH |
1754 | /* According to strict ANSI C89 one cannot freely cast between |
1755 | * data pointers and function (code) pointers. There are at least | |
1756 | * two ways around this. One (used below) is to do two casts, | |
1757 | * first the other pointer to an (unsigned) integer, and then | |
1758 | * the integer to the other pointer. The other way would be | |
1759 | * to use unions to "overlay" the pointers. For an example of | |
1760 | * the latter technique, see union dirpu in struct xpvio in sv.h. | |
1761 | * The only feasible use is probably temporarily storing | |
1762 | * function pointers in a data pointer (such as a void pointer). */ | |
1763 | ||
e91e3b10 RB |
1764 | #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */ |
1765 | #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */ | |
8141890a | 1766 | |
65202027 | 1767 | #ifdef USE_LONG_DOUBLE |
f3654d06 JH |
1768 | # if LONG_DOUBLESIZE == DOUBLESIZE |
1769 | # define LONG_DOUBLE_EQUALS_DOUBLE | |
1770 | # undef USE_LONG_DOUBLE /* Ouch! */ | |
65202027 DS |
1771 | # endif |
1772 | #endif | |
1773 | ||
2d4389e4 JH |
1774 | #ifdef OVR_DBL_DIG |
1775 | /* Use an overridden DBL_DIG */ | |
1776 | # ifdef DBL_DIG | |
1777 | # undef DBL_DIG | |
1778 | # endif | |
1779 | # define DBL_DIG OVR_DBL_DIG | |
1780 | #else | |
1781 | /* The following is all to get DBL_DIG, in order to pick a nice | |
205f51d8 AS |
1782 | default value for printing floating point numbers in Gconvert |
1783 | (see config.h). (It also has other uses, such as figuring out if | |
1784 | a given precision of printing can be done with a double instead of | |
1785 | a long double - Allen). | |
2d4389e4 JH |
1786 | */ |
1787 | #ifdef I_LIMITS | |
1788 | #include <limits.h> | |
1789 | #endif | |
1790 | #ifdef I_FLOAT | |
1791 | #include <float.h> | |
1792 | #endif | |
1793 | #ifndef HAS_DBL_DIG | |
1794 | #define DBL_DIG 15 /* A guess that works lots of places */ | |
1795 | #endif | |
1796 | #endif | |
1797 | ||
1798 | #ifdef OVR_LDBL_DIG | |
1799 | /* Use an overridden LDBL_DIG */ | |
1800 | # ifdef LDBL_DIG | |
1801 | # undef LDBL_DIG | |
1802 | # endif | |
1803 | # define LDBL_DIG OVR_LDBL_DIG | |
1804 | #else | |
1805 | /* The following is all to get LDBL_DIG, in order to pick a nice | |
1806 | default value for printing floating point numbers in Gconvert. | |
1807 | (see config.h) | |
1808 | */ | |
68d4903c JH |
1809 | # ifdef I_LIMITS |
1810 | # include <limits.h> | |
1811 | # endif | |
1812 | # ifdef I_FLOAT | |
1813 | # include <float.h> | |
1814 | # endif | |
1815 | # ifndef HAS_LDBL_DIG | |
1816 | # if LONG_DOUBLESIZE == 10 | |
1817 | # define LDBL_DIG 18 /* assume IEEE */ | |
1818 | # else | |
1819 | # if LONG_DOUBLESIZE == 12 | |
1820 | # define LDBL_DIG 18 /* gcc? */ | |
1821 | # else | |
1822 | # if LONG_DOUBLESIZE == 16 | |
1823 | # define LDBL_DIG 33 /* assume IEEE */ | |
1824 | # else | |
1825 | # if LONG_DOUBLESIZE == DOUBLESIZE | |
1826 | # define LDBL_DIG DBL_DIG /* bummer */ | |
1827 | # endif | |
1828 | # endif | |
1829 | # endif | |
1830 | # endif | |
1831 | # endif | |
2d4389e4 JH |
1832 | #endif |
1833 | ||
20f6aaab AS |
1834 | /* |
1835 | * This is for making sure we have a good DBL_MAX value, if possible, | |
1836 | * either for usage as NV_MAX or for usage in figuring out if we can | |
1837 | * fit a given long double into a double, if bug-fixing makes it | |
1838 | * necessary to do so. - Allen <allens@cpan.org> | |
1839 | */ | |
1840 | ||
205f51d8 AS |
1841 | #ifdef I_LIMITS |
1842 | # include <limits.h> | |
20f6aaab AS |
1843 | #endif |
1844 | ||
205f51d8 AS |
1845 | #ifdef I_VALUES |
1846 | # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS)) | |
1847 | # include <values.h> | |
1848 | # if defined(MAXDOUBLE) && !defined(DBL_MAX) | |
1849 | # define DBL_MAX MAXDOUBLE | |
1850 | # endif | |
1851 | # if defined(MINDOUBLE) && !defined(DBL_MIN) | |
1852 | # define DBL_MIN MINDOUBLE | |
1853 | # endif | |
1854 | # endif | |
1855 | #endif /* defined(I_VALUES) */ | |
1856 | ||
a22e52b9 | 1857 | typedef NVTYPE NV; |
8175356b | 1858 | |
792d8dab JH |
1859 | #ifdef I_IEEEFP |
1860 | # include <ieeefp.h> | |
1861 | #endif | |
923fc586 | 1862 | |
c32c3de1 JH |
1863 | #ifdef USING_MSVC6 |
1864 | /* VC6 has broken NaN semantics: NaN == NaN returns true instead of false, | |
1865 | * and for example NaN < IV_MIN. */ | |
bcd8bfa9 JH |
1866 | # define NAN_COMPARE_BROKEN |
1867 | #endif | |
1868 | #if defined(__DECC) && defined(__osf__) | |
1869 | /* Also Tru64 cc has broken NaN comparisons. */ | |
1870 | # define NAN_COMPARE_BROKEN | |
c32c3de1 JH |
1871 | #endif |
1872 | ||
65202027 | 1873 | #ifdef USE_LONG_DOUBLE |
923fc586 JH |
1874 | # ifdef I_SUNMATH |
1875 | # include <sunmath.h> | |
1876 | # endif | |
84e6cb05 | 1877 | # if defined(LDBL_DIG) |
05b4a618 JH |
1878 | # define NV_DIG LDBL_DIG |
1879 | # ifdef LDBL_MANT_DIG | |
1880 | # define NV_MANT_DIG LDBL_MANT_DIG | |
1881 | # endif | |
1882 | # ifdef LDBL_MIN | |
1883 | # define NV_MIN LDBL_MIN | |
1884 | # endif | |
1885 | # ifdef LDBL_MAX | |
1886 | # define NV_MAX LDBL_MAX | |
1887 | # endif | |
1888 | # ifdef LDBL_MIN_EXP | |
1889 | # define NV_MIN_EXP LDBL_MIN_EXP | |
1890 | # endif | |
1891 | # ifdef LDBL_MAX_EXP | |
1892 | # define NV_MAX_EXP LDBL_MAX_EXP | |
1893 | # endif | |
1894 | # ifdef LDBL_MIN_10_EXP | |
1895 | # define NV_MIN_10_EXP LDBL_MIN_10_EXP | |
1896 | # endif | |
1897 | # ifdef LDBL_MAX_10_EXP | |
1898 | # define NV_MAX_10_EXP LDBL_MAX_10_EXP | |
1899 | # endif | |
1900 | # ifdef LDBL_EPSILON | |
1901 | # define NV_EPSILON LDBL_EPSILON | |
1902 | # endif | |
1903 | # ifdef LDBL_MAX | |
1904 | # define NV_MAX LDBL_MAX | |
20f6aaab | 1905 | /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */ |
f4a14a62 | 1906 | # else |
05b4a618 JH |
1907 | # ifdef HUGE_VALL |
1908 | # define NV_MAX HUGE_VALL | |
f4a14a62 JH |
1909 | # endif |
1910 | # endif | |
1911 | # endif | |
84e6cb05 | 1912 | # if defined(HAS_SQRTL) |
8a00eddc JH |
1913 | # define Perl_acos acosl |
1914 | # define Perl_asin asinl | |
1915 | # define Perl_atan atanl | |
940e3d56 JH |
1916 | # define Perl_atan2 atan2l |
1917 | # define Perl_ceil ceill | |
1918 | # define Perl_cos cosl | |
8a00eddc | 1919 | # define Perl_cosh coshl |
940e3d56 | 1920 | # define Perl_exp expl |
55da5e5b | 1921 | /* no Perl_fabs, but there's PERL_ABS */ |
940e3d56 JH |
1922 | # define Perl_floor floorl |
1923 | # define Perl_fmod fmodl | |
1924 | # define Perl_log logl | |
8a00eddc | 1925 | # define Perl_log10 log10l |
940e3d56 JH |
1926 | # define Perl_pow powl |
1927 | # define Perl_sin sinl | |
8a00eddc | 1928 | # define Perl_sinh sinhl |
940e3d56 | 1929 | # define Perl_sqrt sqrtl |
8a00eddc JH |
1930 | # define Perl_tan tanl |
1931 | # define Perl_tanh tanhl | |
68d4903c | 1932 | # endif |
a3540c92 | 1933 | /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */ |
05b4a618 JH |
1934 | # ifndef Perl_modf |
1935 | # ifdef HAS_MODFL | |
1936 | # define Perl_modf(x,y) modfl(x,y) | |
51997bc3 NC |
1937 | /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no |
1938 | prototype in <math.h> */ | |
05b4a618 | 1939 | # ifndef HAS_MODFL_PROTO |
a221a8a5 | 1940 | EXTERN_C long double modfl(long double, long double *); |
05b4a618 JH |
1941 | # endif |
1942 | # elif (defined(HAS_TRUNCL) || defined(HAS_AINTL)) && defined(HAS_COPYSIGNL) | |
55954f19 | 1943 | extern long double Perl_my_modfl(long double x, long double *ip); |
03476e8e | 1944 | # define Perl_modf(x,y) Perl_my_modfl(x,y) |
05b4a618 | 1945 | # endif |
a3540c92 | 1946 | # endif |
05b4a618 JH |
1947 | # ifndef Perl_frexp |
1948 | # ifdef HAS_FREXPL | |
1949 | # define Perl_frexp(x,y) frexpl(x,y) | |
1950 | # else | |
1951 | # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL) | |
1952 | extern long double Perl_my_frexpl(long double x, int *e); | |
1953 | # define Perl_frexp(x,y) Perl_my_frexpl(x,y) | |
1954 | # endif | |
03476e8e | 1955 | # endif |
a3540c92 | 1956 | # endif |
05b4a618 JH |
1957 | # ifndef Perl_ldexp |
1958 | # ifdef HAS_LDEXPL | |
1959 | # define Perl_ldexp(x, y) ldexpl(x,y) | |
1960 | # else | |
1961 | # if defined(HAS_SCALBNL) && FLT_RADIX == 2 | |
1962 | # define Perl_ldexp(x,y) scalbnl(x,y) | |
1963 | # endif | |
98181445 JH |
1964 | # endif |
1965 | # endif | |
38dbb4c5 | 1966 | # ifndef Perl_isnan |
e4c957f4 | 1967 | # if defined(HAS_ISNANL) && !(defined(isnan) && defined(HAS_C99)) |
758a5d79 JH |
1968 | # define Perl_isnan(x) isnanl(x) |
1969 | # endif | |
1970 | # endif | |
1971 | # ifndef Perl_isinf | |
e4c957f4 | 1972 | # if defined(HAS_ISINFL) && !(defined(isinf) && defined(HAS_C99)) |
87190886 | 1973 | # define Perl_isinf(x) isinfl(x) |
bcd8bfa9 | 1974 | # elif defined(LDBL_MAX) && !defined(NAN_COMPARE_BROKEN) |
efcbf317 | 1975 | # define Perl_isinf(x) ((x) > LDBL_MAX || (x) < -LDBL_MAX) |
a3540c92 JH |
1976 | # endif |
1977 | # endif | |
e38461cc JH |
1978 | # ifndef Perl_isfinite |
1979 | # define Perl_isfinite(x) Perl_isfinitel(x) | |
1980 | # endif | |
84e6cb05 JH |
1981 | #elif defined(USE_QUADMATH) && defined(I_QUADMATH) |
1982 | # include <quadmath.h> | |
1983 | # define NV_DIG FLT128_DIG | |
1984 | # define NV_MANT_DIG FLT128_MANT_DIG | |
1985 | # define NV_MIN FLT128_MIN | |
1986 | # define NV_MAX FLT128_MAX | |
1987 | # define NV_MIN_EXP FLT128_MIN_EXP | |
1988 | # define NV_MAX_EXP FLT128_MAX_EXP | |
1989 | # define NV_EPSILON FLT128_EPSILON | |
1990 | # define NV_MIN_10_EXP FLT128_MIN_10_EXP | |
1991 | # define NV_MAX_10_EXP FLT128_MAX_10_EXP | |
1992 | # define NV_INF HUGE_VALQ | |
1993 | # define NV_NAN nanq("0") | |
1994 | # define Perl_acos acosq | |
1995 | # define Perl_asin asinq | |
1996 | # define Perl_atan atanq | |
1997 | # define Perl_atan2 atan2q | |
1998 | # define Perl_ceil ceilq | |
1999 | # define Perl_cos cosq | |
2000 | # define Perl_cosh coshq | |
2001 | # define Perl_exp expq | |
2002 | /* no Perl_fabs, but there's PERL_ABS */ | |
2003 | # define Perl_floor floorq | |
2004 | # define Perl_fmod fmodq | |
2005 | # define Perl_log logq | |
2006 | # define Perl_log10 log10q | |
2007 | # define Perl_pow powq | |
2008 | # define Perl_sin sinq | |
2009 | # define Perl_sinh sinhq | |
2010 | # define Perl_sqrt sqrtq | |
2011 | # define Perl_tan tanq | |
2012 | # define Perl_tanh tanhq | |
2013 | # define Perl_modf(x,y) modfq(x,y) | |
2014 | # define Perl_frexp(x,y) frexpq(x,y) | |
2015 | # define Perl_ldexp(x, y) ldexpq(x,y) | |
2016 | # define Perl_isinf(x) isinfq(x) | |
2017 | # define Perl_isnan(x) isnanq(x) | |
2018 | # define Perl_isfinite(x) !(isnanq(x) || isinfq(x)) | |
65202027 | 2019 | #else |
2d4389e4 | 2020 | # define NV_DIG DBL_DIG |
d6c14000 JH |
2021 | # ifdef DBL_MANT_DIG |
2022 | # define NV_MANT_DIG DBL_MANT_DIG | |
2023 | # endif | |
06fc1729 JH |
2024 | # ifdef DBL_MIN |
2025 | # define NV_MIN DBL_MIN | |
2026 | # endif | |
2027 | # ifdef DBL_MAX | |
2028 | # define NV_MAX DBL_MAX | |
2029 | # endif | |
40bca5ae JH |
2030 | # ifdef DBL_MIN_EXP |
2031 | # define NV_MIN_EXP DBL_MIN_EXP | |
2032 | # endif | |
2033 | # ifdef DBL_MAX_EXP | |
2034 | # define NV_MAX_EXP DBL_MAX_EXP | |
2035 | # endif | |
06fc1729 JH |
2036 | # ifdef DBL_MIN_10_EXP |
2037 | # define NV_MIN_10_EXP DBL_MIN_10_EXP | |
2038 | # endif | |
2039 | # ifdef DBL_MAX_10_EXP | |
2040 | # define NV_MAX_10_EXP DBL_MAX_10_EXP | |
2041 | # endif | |
2042 | # ifdef DBL_EPSILON | |
2043 | # define NV_EPSILON DBL_EPSILON | |
2044 | # endif | |
205f51d8 | 2045 | # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */ |
f4a14a62 JH |
2046 | # define NV_MAX DBL_MAX |
2047 | # define NV_MIN DBL_MIN | |
2048 | # else | |
2049 | # ifdef HUGE_VAL | |
2050 | # define NV_MAX HUGE_VAL | |
2051 | # endif | |
2052 | # endif | |
940e3d56 | 2053 | |
55da5e5b | 2054 | /* These math interfaces are C89. */ |
8a00eddc JH |
2055 | # define Perl_acos acos |
2056 | # define Perl_asin asin | |
2057 | # define Perl_atan atan | |
940e3d56 JH |
2058 | # define Perl_atan2 atan2 |
2059 | # define Perl_ceil ceil | |
2060 | # define Perl_cos cos | |
8a00eddc | 2061 | # define Perl_cosh cosh |
940e3d56 | 2062 | # define Perl_exp exp |
55da5e5b | 2063 | /* no Perl_fabs, but there's PERL_ABS */ |
940e3d56 JH |
2064 | # define Perl_floor floor |
2065 | # define Perl_fmod fmod | |
2066 | # define Perl_log log | |
8a00eddc | 2067 | # define Perl_log10 log10 |
940e3d56 JH |
2068 | # define Perl_pow pow |
2069 | # define Perl_sin sin | |
8a00eddc | 2070 | # define Perl_sinh sinh |
940e3d56 | 2071 | # define Perl_sqrt sqrt |
8a00eddc JH |
2072 | # define Perl_tan tan |
2073 | # define Perl_tanh tanh | |
940e3d56 JH |
2074 | |
2075 | # define Perl_modf(x,y) modf(x,y) | |
2076 | # define Perl_frexp(x,y) frexp(x,y) | |
2077 | # define Perl_ldexp(x,y) ldexp(x,y) | |
2078 | ||
1a322af2 JH |
2079 | # ifndef Perl_isnan |
2080 | # ifdef HAS_ISNAN | |
2081 | # define Perl_isnan(x) isnan(x) | |
2082 | # endif | |
2083 | # endif | |
2084 | # ifndef Perl_isinf | |
2085 | # if defined(HAS_ISINF) | |
2086 | # define Perl_isinf(x) isinf(x) | |
bcd8bfa9 | 2087 | # elif defined(DBL_MAX) && !defined(NAN_COMPARE_BROKEN) |
efcbf317 | 2088 | # define Perl_isinf(x) ((x) > DBL_MAX || (x) < -DBL_MAX) |
1a322af2 JH |
2089 | # endif |
2090 | # endif | |
2091 | # ifndef Perl_isfinite | |
2092 | # ifdef HAS_ISFINITE | |
2093 | # define Perl_isfinite(x) isfinite(x) | |
2094 | # elif defined(HAS_FINITE) | |
2095 | # define Perl_isfinite(x) finite(x) | |
2096 | # endif | |
2097 | # endif | |
758a5d79 JH |
2098 | #endif |
2099 | ||
30404d48 JH |
2100 | /* fpclassify(): C99. It is supposed to be a macro that switches on |
2101 | * the sizeof() of its argument, so there's no need for e.g. fpclassifyl().*/ | |
2102 | #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY) | |
2103 | # include <math.h> | |
25c46df8 JH |
2104 | # if defined(FP_INFINITE) && defined(FP_NAN) |
2105 | # define Perl_fp_class(x) fpclassify(x) | |
2106 | # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_INFINITE) | |
2107 | # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_NAN) | |
2108 | # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_NORMAL) | |
2109 | # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_SUBNORMAL) | |
2110 | # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_ZERO) | |
2111 | # elif defined(FP_PLUS_INF) && defined(FP_QNAN) | |
2112 | /* Some versions of HP-UX (10.20) have (only) fpclassify() but which is | |
2113 | * actually not the C99 fpclassify, with its own set of return defines. */ | |
2114 | # define Perl_fp_class(x) fpclassify(x) | |
2115 | # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF) | |
2116 | # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF) | |
82947af8 | 2117 | # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_SNAN) |
25c46df8 JH |
2118 | # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_QNAN) |
2119 | # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM) | |
1ae51000 | 2120 | # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM) |
25c46df8 JH |
2121 | # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM) |
2122 | # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM) | |
2123 | # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO) | |
2124 | # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO) | |
2125 | # else | |
2126 | # undef Perl_fp_class /* Unknown set of defines */ | |
2127 | # endif | |
30404d48 JH |
2128 | #endif |
2129 | ||
25c46df8 JH |
2130 | /* fp_classify(): Legacy: VMS, maybe Unicos? The values, however, |
2131 | * are identical to the C99 fpclassify(). */ | |
2132 | #if !defined(Perl_fp_class) && defined(HAS_FP_CLASSIFY) | |
2133 | # include <math.h> | |
558f3e66 CB |
2134 | # ifdef __VMS |
2135 | /* FP_INFINITE and others are here rather than in math.h as C99 stipulates */ | |
2136 | # include <fp.h> | |
56610b8f CB |
2137 | /* oh, and the isnormal macro has a typo in it! */ |
2138 | # undef isnormal | |
2139 | # define isnormal(x) Perl_fp_class_norm(x) | |
558f3e66 | 2140 | # endif |
25c46df8 JH |
2141 | # if defined(FP_INFINITE) && defined(FP_NAN) |
2142 | # define Perl_fp_class(x) fp_classify(x) | |
2143 | # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_INFINITE) | |
2144 | # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_NAN) | |
2145 | # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_NORMAL) | |
2146 | # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_SUBNORMAL) | |
2147 | # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_ZERO) | |
2148 | # else | |
2149 | # undef Perl_fp_class /* Unknown set of defines */ | |
2150 | # endif | |
f279e099 | 2151 | #endif |
205f51d8 | 2152 | |
30404d48 JH |
2153 | /* Feel free to check with me for the SGI manpages, SGI testing, |
2154 | * etcetera, if you want to try getting this to work with IRIX. | |
2155 | * | |
2156 | * - Allen <allens@cpan.org> */ | |
2157 | ||
2158 | /* fpclass(): SysV, at least Solaris and some versions of IRIX. */ | |
758a5d79 | 2159 | #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL)) |
25c46df8 JH |
2160 | /* Solaris and IRIX have fpclass/fpclassl, but they are using |
2161 | * an enum typedef, not cpp symbols, and Configure doesn't detect that. | |
2162 | * Define some symbols also as cpp symbols so we can detect them. */ | |
2163 | # if defined(__sun) || defined(__irix__) /* XXX Configure test instead */ | |
2164 | # define FP_PINF FP_PINF | |
2165 | # define FP_QNAN FP_QNAN | |
2166 | # endif | |
f279e099 | 2167 | # include <math.h> |
758a5d79 JH |
2168 | # ifdef I_IEEFP |
2169 | # include <ieeefp.h> | |
2170 | # endif | |
2171 | # ifdef I_FP | |
2172 | # include <fp.h> | |
2173 | # endif | |
2174 | # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL) | |
f279e099 | 2175 | # define Perl_fp_class(x) fpclassl(x) |
758a5d79 | 2176 | # else |
f279e099 JH |
2177 | # define Perl_fp_class(x) fpclass(x) |
2178 | # endif | |
25c46df8 | 2179 | # if defined(FP_CLASS_PINF) && defined(FP_CLASS_SNAN) |
f279e099 JH |
2180 | # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN) |
2181 | # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN) | |
2182 | # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF) | |
2183 | # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF) | |
2184 | # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM) | |
2185 | # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM) | |
2186 | # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM) | |
2187 | # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM) | |
2188 | # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO) | |
2189 | # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO) | |
25c46df8 | 2190 | # elif defined(FP_PINF) && defined(FP_QNAN) |
f279e099 JH |
2191 | # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_SNAN) |
2192 | # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_QNAN) | |
2193 | # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_NINF) | |
2194 | # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PINF) | |
2195 | # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_NNORM) | |
2196 | # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PNORM) | |
2197 | # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_NDENORM) | |
2198 | # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PDENORM) | |
2199 | # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_NZERO) | |
2200 | # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PZERO) | |
25c46df8 JH |
2201 | # else |
2202 | # undef Perl_fp_class /* Unknown set of defines */ | |
758a5d79 | 2203 | # endif |
758a5d79 JH |
2204 | #endif |
2205 | ||
30404d48 JH |
2206 | /* fp_class(): Legacy: at least Tru64, some versions of IRIX. */ |
2207 | #if !defined(Perl_fp_class) && (defined(HAS_FP_CLASS)||defined(HAS_FP_CLASSL)) | |
758a5d79 JH |
2208 | # include <math.h> |
2209 | # if !defined(FP_SNAN) && defined(I_FP_CLASS) | |
2210 | # include <fp_class.h> | |
2211 | # endif | |
25c46df8 JH |
2212 | # if defined(FP_POS_INF) && defined(FP_QNAN) |
2213 | # ifdef __irix__ /* XXX Configure test instead */ | |
2214 | # ifdef USE_LONG_DOUBLE | |
2215 | # define Perl_fp_class(x) fp_class_l(x) | |
2216 | # else | |
2217 | # define Perl_fp_class(x) fp_class_d(x) | |
2218 | # endif | |
f279e099 | 2219 | # else |
25c46df8 JH |
2220 | # if defined(USE_LONG_DOUBLE) && defined(HAS_FP_CLASSL) |
2221 | # define Perl_fp_class(x) fp_classl(x) | |
2222 | # else | |
2223 | # define Perl_fp_class(x) fp_class(x) | |
2224 | # endif | |
f279e099 | 2225 | # endif |
25c46df8 JH |
2226 | # if defined(FP_POS_INF) && defined(FP_QNAN) |
2227 | # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_SNAN) | |
2228 | # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_QNAN) | |
2229 | # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_NEG_INF) | |
2230 | # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_POS_INF) | |
2231 | # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_NEG_NORM) | |
2232 | # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_POS_NORM) | |
2233 | # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_NEG_DENORM) | |
2234 | # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_POS_DENORM) | |
2235 | # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_NEG_ZERO) | |
2236 | # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_POS_ZERO) | |
30404d48 | 2237 | # else |
25c46df8 | 2238 | # undef Perl_fp_class /* Unknown set of defines */ |
30404d48 | 2239 | # endif |
f279e099 | 2240 | # endif |
30404d48 JH |
2241 | #endif |
2242 | ||
052758ae | 2243 | /* class(), _class(): Legacy: AIX. */ |
758a5d79 JH |
2244 | #if !defined(Perl_fp_class) && defined(HAS_CLASS) |
2245 | # include <math.h> | |
25c46df8 JH |
2246 | # if defined(FP_PLUS_NORM) && defined(FP_PLUS_INF) |
2247 | # ifndef _cplusplus | |
2248 | # define Perl_fp_class(x) class(x) | |
2249 | # else | |
2250 | # define Perl_fp_class(x) _class(x) | |
2251 | # endif | |
2252 | # if defined(FP_PLUS_INF) && defined(FP_NANQ) | |
2253 | # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS) | |
2254 | # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ) | |
2255 | # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF) | |
2256 | # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF) | |
2257 | # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM) | |
2258 | # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM) | |
2259 | # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM) | |
2260 | # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM) | |
2261 | # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO) | |
2262 | # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO) | |
2263 | # else | |
2264 | # undef Perl_fp_class /* Unknown set of defines */ | |
2265 | # endif | |
758a5d79 | 2266 | # endif |
30404d48 JH |
2267 | #endif |
2268 | ||
2269 | /* Win32: _fpclass(), _isnan(), _finite(). */ | |
796ea9ea JH |
2270 | #ifdef WIN32 |
2271 | # ifndef Perl_isnan | |
2272 | # define Perl_isnan(x) _isnan(x) | |
2273 | # endif | |
2274 | # ifndef Perl_isfinite | |
2275 | # define Perl_isfinite(x) _finite(x) | |
2276 | # endif | |
2277 | # ifndef Perl_fp_class_snan | |
25c46df8 JH |
2278 | /* No simple way to #define Perl_fp_class because _fpclass() |
2279 | * returns a set of bits. */ | |
796ea9ea JH |
2280 | # define Perl_fp_class_snan(x) (_fpclass(x) & _FPCLASS_SNAN) |
2281 | # define Perl_fp_class_qnan(x) (_fpclass(x) & _FPCLASS_QNAN) | |
82947af8 | 2282 | # define Perl_fp_class_nan(x) (_fpclass(x) & (_FPCLASS_SNAN|_FPCLASS_QNAN)) |
796ea9ea JH |
2283 | # define Perl_fp_class_ninf(x) (_fpclass(x) & _FPCLASS_NINF)) |
2284 | # define Perl_fp_class_pinf(x) (_fpclass(x) & _FPCLASS_PINF)) | |
2285 | # define Perl_fp_class_inf(x) (_fpclass(x) & (_FPCLASS_NINF|_FPCLASS_PINF)) | |
2286 | # define Perl_fp_class_nnorm(x) (_fpclass(x) & _FPCLASS_NN) | |
2287 | # define Perl_fp_class_pnorm(x) (_fpclass(x) & _FPCLASS_PN) | |
2288 | # define Perl_fp_class_norm(x) (_fpclass(x) & (_FPCLASS_NN|_FPCLASS_PN)) | |
2289 | # define Perl_fp_class_ndenorm(x) (_fpclass(x) & _FPCLASS_ND) | |
2290 | # define Perl_fp_class_pdenorm(x) (_fpclass(x) & _FPCLASS_PD) | |
2291 | # define Perl_fp_class_denorm(x) (_fpclass(x) & (_FPCLASS_ND|_FPCLASS_PD)) | |
2292 | # define Perl_fp_class_nzero(x) (_fpclass(x) & _FPCLASS_NZ) | |
2293 | # define Perl_fp_class_pzero(x) (_fpclass(x) & _FPCLASS_PZ) | |
2294 | # define Perl_fp_class_zero(x) (_fpclass(x) & (_FPCLASS_NZ|_FPCLASS_PZ)) | |
2295 | # endif | |
f279e099 JH |
2296 | #endif |
2297 | ||
2298 | #if !defined(Perl_fp_class_inf) && \ | |
2299 | defined(Perl_fp_class_pinf) && defined(Perl_fp_class_ninf) | |
2300 | # define Perl_fp_class_inf(x) \ | |
2301 | (Perl_fp_class_pinf(x) || Perl_fp_class_ninf(x)) | |
2302 | #endif | |
2303 | ||
2304 | #if !defined(Perl_fp_class_nan) && \ | |
2305 | defined(Perl_fp_class_snan) && defined(Perl_fp_class_qnan) | |
2306 | # define Perl_fp_class_nan(x) \ | |
2307 | (Perl_fp_class_snan(x) || Perl_fp_class_qnan(x)) | |
2308 | #endif | |
2309 | ||
2310 | #if !defined(Perl_fp_class_zero) && \ | |
2311 | defined(Perl_fp_class_pzero) && defined(Perl_fp_class_nzero) | |
2312 | # define Perl_fp_class_zero(x) \ | |
2313 | (Perl_fp_class_pzero(x) || Perl_fp_class_nzero(x)) | |
2314 | #endif | |
2315 | ||
2316 | #if !defined(Perl_fp_class_norm) && \ | |
2317 | defined(Perl_fp_class_pnorm) && defined(Perl_fp_class_nnorm) | |
2318 | # define Perl_fp_class_norm(x) \ | |
2319 | (Perl_fp_class_pnorm(x) || Perl_fp_class_nnorm(x)) | |
2320 | #endif | |
2321 | ||
2322 | #if !defined(Perl_fp_class_denorm) && \ | |
2323 | defined(Perl_fp_class_pdenorm) && defined(Perl_fp_class_ndenorm) | |
2324 | # define Perl_fp_class_denorm(x) \ | |
2325 | (Perl_fp_class_pdenorm(x) || Perl_fp_class_ndenorm(x)) | |
796ea9ea | 2326 | #endif |
758a5d79 | 2327 | |
1a322af2 JH |
2328 | #ifdef UNDER_CE |
2329 | int isnan(double d); | |
2330 | #endif | |
2331 | ||
758a5d79 | 2332 | #ifndef Perl_isnan |
1a322af2 JH |
2333 | # ifdef Perl_fp_class_nan |
2334 | # define Perl_isnan(x) Perl_fp_class_nan(x) | |
758a5d79 | 2335 | # else |
1a322af2 JH |
2336 | # ifdef HAS_UNORDERED |
2337 | # define Perl_isnan(x) unordered((x), 0.0) | |
758a5d79 | 2338 | # else |
1a322af2 | 2339 | # define Perl_isnan(x) ((x)!=(x)) |
758a5d79 JH |
2340 | # endif |
2341 | # endif | |
2342 | #endif | |
2343 | ||
1a322af2 JH |
2344 | #ifndef Perl_isinf |
2345 | # ifdef Perl_fp_class_inf | |
2346 | # define Perl_isinf(x) Perl_fp_class_inf(x) | |
2347 | # endif | |
ca6c63e1 JH |
2348 | #endif |
2349 | ||
758a5d79 | 2350 | #ifndef Perl_isfinite |
25c46df8 | 2351 | # if defined(HAS_ISFINITE) && !defined(isfinite) |
c496ca58 | 2352 | # define Perl_isfinite(x) isfinite((double)(x)) |
4efd38a4 | 2353 | # elif defined(HAS_FINITE) |
c496ca58 | 2354 | # define Perl_isfinite(x) finite((double)(x)) |
4efd38a4 JH |
2355 | # elif defined(Perl_fp_class_finite) |
2356 | # define Perl_isfinite(x) Perl_fp_class_finite(x) | |
758a5d79 | 2357 | # else |
c496ca58 JH |
2358 | /* For the infinities the multiplication returns nan, |
2359 | * for the nan the multiplication also returns nan, | |
2360 | * for everything else (that is, finite) zero should be returned. */ | |
4efd38a4 | 2361 | # define Perl_isfinite(x) (((x) * 0) == 0) |
a3540c92 | 2362 | # endif |
65202027 DS |
2363 | #endif |
2364 | ||
25c46df8 JH |
2365 | #ifndef Perl_isinf |
2366 | # if defined(Perl_isfinite) && defined(Perl_isnan) | |
2367 | # define Perl_isinf(x) !(Perl_isfinite(x)||Perl_isnan(x)) | |
2368 | # endif | |
2369 | #endif | |
2370 | ||
d3685250 JH |
2371 | /* We need Perl_isfinitel (ends with ell) (if available) even when |
2372 | * not USE_LONG_DOUBLE because the printf code (sv_catpvfn_flags) | |
2373 | * needs that. */ | |
2374 | #if defined(HAS_LONG_DOUBLE) && !defined(Perl_isfinitel) | |
2375 | /* If isfinite() is a macro and looks like we have C99, | |
2376 | * we assume it's the type-aware C99 isfinite(). */ | |
c06e9e3e | 2377 | # if defined(HAS_ISFINITE) && defined(isfinite) && defined(HAS_C99) |
d3685250 JH |
2378 | # define Perl_isfinitel(x) isfinite(x) |
2379 | # elif defined(HAS_ISFINITEL) | |
2380 | # define Perl_isfinitel(x) isfinitel(x) | |
2381 | # elif defined(HAS_FINITEL) | |
2382 | # define Perl_isfinitel(x) finitel(x) | |
2383 | # elif defined(HAS_INFL) && defined(HAS_NANL) | |
2384 | # define Perl_isfinitel(x) !(isinfl(x)||isnanl(x)) | |
16334e6e | 2385 | # else |
99bf9e32 | 2386 | # define Perl_isfinitel(x) ((x) * 0 == 0) /* See Perl_isfinite. */ |
d3685250 JH |
2387 | # endif |
2388 | #endif | |
2389 | ||
a36244b7 JH |
2390 | /* The default is to use Perl's own atof() implementation (in numeric.c). |
2391 | * Usually that is the one to use but for some platforms (e.g. UNICOS) | |
2392 | * it is however best to use the native implementation of atof. | |
2393 | * You can experiment with using your native one by -DUSE_PERL_ATOF=0. | |
2394 | * Some good tests to try out with either setting are t/base/num.t, | |
205f51d8 AS |
2395 | * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles |
2396 | * you may need to be using a different function than atof! */ | |
a36244b7 JH |
2397 | |
2398 | #ifndef USE_PERL_ATOF | |
2399 | # ifndef _UNICOS | |
2400 | # define USE_PERL_ATOF | |
2401 | # endif | |
2402 | #else | |
2403 | # if USE_PERL_ATOF == 0 | |
2404 | # undef USE_PERL_ATOF | |
2405 | # endif | |
2406 | #endif | |
2407 | ||
2408 | #ifdef USE_PERL_ATOF | |
2409 | # define Perl_atof(s) Perl_my_atof(s) | |
2410 | # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n)) | |
2411 | #else | |
2412 | # define Perl_atof(s) (NV)atof(s) | |
2413 | # define Perl_atof2(s, n) ((n) = atof(s)) | |
2414 | #endif | |
cf2093f6 | 2415 | |
d460ef45 | 2416 | /* Previously these definitions used hardcoded figures. |
760ac839 LW |
2417 | * It is hoped these formula are more portable, although |
2418 | * no data one way or another is presently known to me. | |
2419 | * The "PERL_" names are used because these calculated constants | |
2420 | * do not meet the ANSI requirements for LONG_MAX, etc., which | |
2421 | * need to be constants acceptable to #if - kja | |
2422 | * define PERL_LONG_MAX 2147483647L | |
2423 | * define PERL_LONG_MIN (-LONG_MAX - 1) | |
2424 | * define PERL ULONG_MAX 4294967295L | |
2425 | */ | |
2426 | ||
2427 | #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */ | |
2428 | # include <limits.h> | |
760ac839 | 2429 | #endif |
205f51d8 | 2430 | /* Included values.h above if necessary; still including limits.h down here, |
486ec47a | 2431 | * despite doing above, because math.h might have overridden... XXX - Allen */ |
760ac839 | 2432 | |
99abf803 | 2433 | /* |
2434 | * Try to figure out max and min values for the integral types. THE CORRECT | |
2435 | * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The | |
2436 | * following hacks are used if neither limits.h or values.h provide them: | |
2437 | * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0 | |
2438 | * for types < int: (unsigned TYPE)~(unsigned)0 | |
2439 | * The argument to ~ must be unsigned so that later signed->unsigned | |
2440 | * conversion can't modify the value's bit pattern (e.g. -0 -> +0), | |
2441 | * and it must not be smaller than int because ~ does integral promotion. | |
2442 | * <type>_MAX: (<type>) (U<type>_MAX >> 1) | |
2443 | * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>. | |
2444 | * The latter is a hack which happens to work on some machines but | |
2445 | * does *not* catch any random system, or things like integer types | |
2446 | * with NaN if that is possible. | |
2447 | * | |
2448 | * All of the types are explicitly cast to prevent accidental loss of | |
2449 | * numeric range, and in the hope that they will be less likely to confuse | |
2450 | * over-eager optimizers. | |
2451 | * | |
2452 | */ | |
27d4fb96 | 2453 | |
99abf803 | 2454 | #define PERL_UCHAR_MIN ((unsigned char)0) |
2455 | ||
2456 | #ifdef UCHAR_MAX | |
2457 | # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX) | |
27d4fb96 | 2458 | #else |
99abf803 | 2459 | # ifdef MAXUCHAR |
2460 | # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR) | |
27d4fb96 | 2461 | # else |
99abf803 | 2462 | # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0) |
27d4fb96 | 2463 | # endif |
2464 | #endif | |
d460ef45 | 2465 | |
99abf803 | 2466 | /* |
2467 | * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be | |
2468 | * ambiguous. It may be equivalent to (signed char) or (unsigned char) | |
2469 | * depending on local options. Until Configure detects this (or at least | |
2470 | * detects whether the "signed" keyword is available) the CHAR ranges | |
2471 | * will not be included. UCHAR functions normally. | |
2472 | * - kja | |
2473 | */ | |
27d4fb96 | 2474 | |
99abf803 | 2475 | #define PERL_USHORT_MIN ((unsigned short)0) |
2476 | ||
2477 | #ifdef USHORT_MAX | |
2478 | # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX) | |
27d4fb96 | 2479 | #else |
99abf803 | 2480 | # ifdef MAXUSHORT |
2481 | # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT) | |
27d4fb96 | 2482 | # else |
ef2f54b0 CB |
2483 | # ifdef USHRT_MAX |
2484 | # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX) | |
2485 | # else | |
2486 | # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0) | |
2487 | # endif | |
27d4fb96 | 2488 | # endif |
2489 | #endif | |
2490 | ||
27d4fb96 | 2491 | #ifdef SHORT_MAX |
99abf803 | 2492 | # define PERL_SHORT_MAX ((short)SHORT_MAX) |
27d4fb96 | 2493 | #else |
2494 | # ifdef MAXSHORT /* Often used in <values.h> */ | |
99abf803 | 2495 | # define PERL_SHORT_MAX ((short)MAXSHORT) |
27d4fb96 | 2496 | # else |
ef2f54b0 CB |
2497 | # ifdef SHRT_MAX |
2498 | # define PERL_SHORT_MAX ((short)SHRT_MAX) | |
2499 | # else | |
2500 | # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1)) | |
2501 | # endif | |
27d4fb96 | 2502 | # endif |
2503 | #endif | |
2504 | ||
2505 | #ifdef SHORT_MIN | |
99abf803 | 2506 | # define PERL_SHORT_MIN ((short)SHORT_MIN) |
27d4fb96 | 2507 | #else |
2508 | # ifdef MINSHORT | |
99abf803 | 2509 | # define PERL_SHORT_MIN ((short)MINSHORT) |
27d4fb96 | 2510 | # else |
ef2f54b0 CB |
2511 | # ifdef SHRT_MIN |
2512 | # define PERL_SHORT_MIN ((short)SHRT_MIN) | |
2513 | # else | |
2514 | # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3)) | |
2515 | # endif | |
27d4fb96 | 2516 | # endif |
2517 | #endif | |
2518 | ||
99abf803 | 2519 | #ifdef UINT_MAX |
2520 | # define PERL_UINT_MAX ((unsigned int)UINT_MAX) | |
27d4fb96 | 2521 | #else |
99abf803 | 2522 | # ifdef MAXUINT |
2523 | # define PERL_UINT_MAX ((unsigned int)MAXUINT) | |
27d4fb96 | 2524 | # else |
99abf803 | 2525 | # define PERL_UINT_MAX (~(unsigned int)0) |
27d4fb96 | 2526 | # endif |
2527 | #endif | |
2528 | ||
99abf803 | 2529 | #define PERL_UINT_MIN ((unsigned int)0) |
27d4fb96 | 2530 | |
2531 | #ifdef INT_MAX | |
99abf803 | 2532 | # define PERL_INT_MAX ((int)INT_MAX) |
27d4fb96 | 2533 | #else |
2534 | # ifdef MAXINT /* Often used in <values.h> */ | |
99abf803 | 2535 | # define PERL_INT_MAX ((int)MAXINT) |
27d4fb96 | 2536 | # else |
99abf803 | 2537 | # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1)) |
27d4fb96 | 2538 | # endif |
2539 | #endif | |
2540 | ||
2541 | #ifdef INT_MIN | |
99abf803 | 2542 | # define PERL_INT_MIN ((int)INT_MIN) |
27d4fb96 | 2543 | #else |
2544 | # ifdef MININT | |
99abf803 | 2545 | # define PERL_INT_MIN ((int)MININT) |
27d4fb96 | 2546 | # else |
2547 | # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3)) | |
2548 | # endif | |
2549 | #endif | |
2550 | ||
99abf803 | 2551 | #ifdef ULONG_MAX |
2552 | # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX) | |
27d4fb96 | 2553 | #else |
99abf803 | 2554 | # ifdef MAXULONG |
2555 | # define PERL_ULONG_MAX ((unsigned long)MAXULONG) | |
27d4fb96 | 2556 | # else |
99abf803 | 2557 | # define PERL_ULONG_MAX (~(unsigned long)0) |
27d4fb96 | 2558 | # endif |
2559 | #endif | |
2560 | ||
99abf803 | 2561 | #define PERL_ULONG_MIN ((unsigned long)0L) |
27d4fb96 | 2562 | |
760ac839 | 2563 | #ifdef LONG_MAX |
99abf803 | 2564 | # define PERL_LONG_MAX ((long)LONG_MAX) |
760ac839 LW |
2565 | #else |
2566 | # ifdef MAXLONG /* Often used in <values.h> */ | |
99abf803 | 2567 | # define PERL_LONG_MAX ((long)MAXLONG) |
760ac839 | 2568 | # else |
99abf803 | 2569 | # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1)) |
760ac839 LW |
2570 | # endif |
2571 | #endif | |
2572 | ||
2573 | #ifdef LONG_MIN | |
99abf803 | 2574 | # define PERL_LONG_MIN ((long)LONG_MIN) |
760ac839 LW |
2575 | #else |
2576 | # ifdef MINLONG | |
99abf803 | 2577 | # define PERL_LONG_MIN ((long)MINLONG) |
760ac839 | 2578 | # else |
27d4fb96 | 2579 | # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3)) |
760ac839 LW |
2580 | # endif |
2581 | #endif | |
2582 | ||
d7d93a81 | 2583 | #ifdef UV_IS_QUAD |
99abf803 | 2584 | |
99abf803 | 2585 | # define PERL_UQUAD_MAX (~(UV)0) |
f1c3b19a | 2586 | # define PERL_UQUAD_MIN ((UV)0) |
99abf803 | 2587 | # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1)) |
a6e633de | 2588 | # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3)) |
27d4fb96 | 2589 | |
79072805 LW |
2590 | #endif |
2591 | ||
ee0007ab | 2592 | typedef MEM_SIZE STRLEN; |
450a55e4 | 2593 | |
79072805 LW |
2594 | typedef struct op OP; |
2595 | typedef struct cop COP; | |
2596 | typedef struct unop UNOP; | |
2597 | typedef struct binop BINOP; | |
2598 | typedef struct listop LISTOP; | |
2599 | typedef struct logop LOGOP; | |
79072805 LW |
2600 | typedef struct pmop PMOP; |
2601 | typedef struct svop SVOP; | |
7934575e | 2602 | typedef struct padop PADOP; |
79072805 | 2603 | typedef struct pvop PVOP; |
79072805 | 2604 | typedef struct loop LOOP; |
b46e009d | 2605 | typedef struct methop METHOP; |
79072805 | 2606 | |
7aef8e5b | 2607 | #ifdef PERL_CORE |
8be227ab FC |
2608 | typedef struct opslab OPSLAB; |
2609 | typedef struct opslot OPSLOT; | |
2610 | #endif | |
2611 | ||
52db365a | 2612 | typedef struct block_hooks BHK; |
1830b3d9 | 2613 | typedef struct custom_op XOP; |
52db365a | 2614 | |
cd1541b2 NC |
2615 | typedef struct interpreter PerlInterpreter; |
2616 | ||
d2b3f365 | 2617 | /* SGI's <sys/sema.h> has struct sv */ |
cc3315ba | 2618 | #if defined(__sgi) |
d2b3f365 | 2619 | # define STRUCT_SV perl_sv |
b8d3c5db JH |
2620 | #else |
2621 | # define STRUCT_SV sv | |
2622 | #endif | |
2623 | typedef struct STRUCT_SV SV; | |
79072805 LW |
2624 | typedef struct av AV; |
2625 | typedef struct hv HV; | |
2626 | typedef struct cv CV; | |
d2f13c59 | 2627 | typedef struct p5rx REGEXP; |
79072805 | 2628 | typedef struct gp GP; |
0c30d9ec | 2629 | typedef struct gv GV; |
8990e307 | 2630 | typedef struct io IO; |
c09156bb | 2631 | typedef struct context PERL_CONTEXT; |
79072805 LW |
2632 | typedef struct block BLOCK; |
2633 | ||
2634 | typedef struct magic MAGIC; | |
2635 | typedef struct xpv XPV; | |
2636 | typedef struct xpviv XPVIV; | |
ff68c719 | 2637 | typedef struct xpvuv XPVUV; |
79072805 LW |
2638 | typedef struct xpvnv XPVNV; |
2639 | typedef struct xpvmg XPVMG; | |
2640 | typedef struct xpvlv XPVLV; | |
d361b004 | 2641 | typedef struct xpvinvlist XINVLIST; |
79072805 LW |
2642 | typedef struct xpvav XPVAV; |
2643 | typedef struct xpvhv XPVHV; | |
2644 | typedef struct xpvgv XPVGV; | |
2645 | typedef struct xpvcv XPVCV; | |
2646 | typedef struct xpvbm XPVBM; | |
2647 | typedef struct xpvfm XPVFM; | |
8990e307 | 2648 | typedef struct xpvio XPVIO; |
79072805 LW |
2649 | typedef struct mgvtbl MGVTBL; |
2650 | typedef union any ANY; | |
5f7fde29 GS |
2651 | typedef struct ptr_tbl_ent PTR_TBL_ENT_t; |
2652 | typedef struct ptr_tbl PTR_TBL_t; | |
8cf8f3d1 NIS |
2653 | typedef struct clone_params CLONE_PARAMS; |
2654 | ||
35e035cc | 2655 | /* a pad or name pad is currently just an AV; but that might change, |
7261499d FC |
2656 | * so hide the type. */ |
2657 | typedef struct padlist PADLIST; | |
67634234 | 2658 | typedef AV PAD; |
35e035cc FC |
2659 | typedef AV PADNAMELIST; |
2660 | typedef SV PADNAME; | |
67634234 | 2661 | |
13b0f67d DM |
2662 | /* enable PERL_NEW_COPY_ON_WRITE by default */ |
2663 | #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW) | |
2664 | # define PERL_NEW_COPY_ON_WRITE | |
2665 | #endif | |
07d01d6e | 2666 | |
db2c6cb3 FC |
2667 | #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE) |
2668 | # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE) | |
2669 | # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive | |
2670 | # else | |
2671 | # define PERL_ANY_COW | |
2672 | # endif | |
9f351b45 DM |
2673 | #else |
2674 | # define PERL_SAWAMPERSAND | |
db2c6cb3 FC |
2675 | #endif |
2676 | ||
40653c20 FC |
2677 | #if defined(PERL_DEBUG_READONLY_OPS) && !defined(USE_ITHREADS) |
2678 | # error PERL_DEBUG_READONLY_OPS only works with ithreads | |
2679 | #endif | |
2680 | ||
378cc40b | 2681 | #include "handy.h" |
a0d0e21e | 2682 | |
6b8eaf93 | 2683 | #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO) |
6b8eaf93 JH |
2684 | # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO) |
2685 | # define USE_64_BIT_RAWIO /* implicit */ | |
2686 | # endif | |
4564133c JH |
2687 | #endif |
2688 | ||
6b8eaf93 JH |
2689 | /* Notice the use of HAS_FSEEKO: now we are obligated to always use |
2690 | * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself, | |
2691 | * however, because operating systems like to do that themself. */ | |
2692 | #ifndef FSEEKSIZE | |
2693 | # ifdef HAS_FSEEKO | |
2694 | # define FSEEKSIZE LSEEKSIZE | |
2695 | # else | |
2696 | # define FSEEKSIZE LONGSIZE | |
d460ef45 | 2697 | # endif |
6b8eaf93 JH |
2698 | #endif |
2699 | ||
2700 | #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO) | |
6b8eaf93 JH |
2701 | # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO) |
2702 | # define USE_64_BIT_STDIO /* implicit */ | |
2703 | # endif | |
2704 | #endif | |
4564133c | 2705 | |
09458382 | 2706 | #ifdef USE_64_BIT_RAWIO |
d9b3e12d JH |
2707 | # ifdef HAS_OFF64_T |
2708 | # undef Off_t | |
2709 | # define Off_t off64_t | |
2710 | # undef LSEEKSIZE | |
2711 | # define LSEEKSIZE 8 | |
5ff3f7a4 | 2712 | # endif |
d9b3e12d JH |
2713 | /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that |
2714 | * will trigger defines like the ones below. Some 64-bit environments, | |
09458382 | 2715 | * however, do not. Therefore we have to explicitly mix and match. */ |
d9b3e12d JH |
2716 | # if defined(USE_OPEN64) |
2717 | # define open open64 | |
5ff3f7a4 | 2718 | # endif |
d9b3e12d JH |
2719 | # if defined(USE_LSEEK64) |
2720 | # define lseek lseek64 | |
6b8eaf93 JH |
2721 | # else |
2722 | # if defined(USE_LLSEEK) | |
2723 | # define lseek llseek | |
2724 | # endif | |
d9b3e12d JH |
2725 | # endif |
2726 | # if defined(USE_STAT64) | |
2727 | # define stat stat64 | |
2728 | # endif | |
2729 | # if defined(USE_FSTAT64) | |
2730 | # define fstat fstat64 | |
2731 | # endif | |
2732 | # if defined(USE_LSTAT64) | |
2733 | # define lstat lstat64 | |
2734 | # endif | |
2735 | # if defined(USE_FLOCK64) | |
2736 | # define flock flock64 | |
2737 | # endif | |
2738 | # if defined(USE_LOCKF64) | |
2739 | # define lockf lockf64 | |
2740 | # endif | |
2741 | # if defined(USE_FCNTL64) | |
2742 | # define fcntl fcntl64 | |
2743 | # endif | |
2744 | # if defined(USE_TRUNCATE64) | |
2745 | # define truncate truncate64 | |
2746 | # endif | |
2747 | # if defined(USE_FTRUNCATE64) | |
2748 | # define ftruncate ftruncate64 | |
2749 | # endif | |
2750 | #endif | |
2751 | ||
2752 | #ifdef USE_64_BIT_STDIO | |
2753 | # ifdef HAS_FPOS64_T | |
2754 | # undef Fpos_t | |
2755 | # define Fpos_t fpos64_t | |
2756 | # endif | |
2757 | /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that | |
2758 | * will trigger defines like the ones below. Some 64-bit environments, | |
2759 | * however, do not. */ | |
2760 | # if defined(USE_FOPEN64) | |
2761 | # define fopen fopen64 | |
2762 | # endif | |
2763 | # if defined(USE_FSEEK64) | |
6b8eaf93 | 2764 | # define fseek fseek64 /* don't do fseeko here, see perlio.c */ |
d9b3e12d JH |
2765 | # endif |
2766 | # if defined(USE_FTELL64) | |
6b8eaf93 | 2767 | # define ftell ftell64 /* don't do ftello here, see perlio.c */ |
d9b3e12d JH |
2768 | # endif |
2769 | # if defined(USE_FSETPOS64) | |
2770 | # define fsetpos fsetpos64 | |
2771 | # endif | |
2772 | # if defined(USE_FGETPOS64) | |
2773 | # define fgetpos fgetpos64 | |
2774 | # endif | |
2775 | # if defined(USE_TMPFILE64) | |
2776 | # define tmpfile tmpfile64 | |
2777 | # endif | |
2778 | # if defined(USE_FREOPEN64) | |
2779 | # define freopen freopen64 | |
5ff3f7a4 GS |
2780 | # endif |
2781 | #endif | |
2782 | ||
e37778c2 | 2783 | #if defined(OS2) |
2c2d71f5 JH |
2784 | # include "iperlsys.h" |
2785 | #endif | |
2786 | ||
748a9306 | 2787 | #ifdef DOSISH |
19848b3f JH |
2788 | # if defined(OS2) |
2789 | # include "os2ish.h" | |
2790 | # else | |
2791 | # include "dosish.h" | |
2792 | # endif | |
009819bb | 2793 | #elif defined(VMS) |
748a9306 | 2794 | # include "vmsish.h" |
009819bb | 2795 | #elif defined(PLAN9) |
19848b3f | 2796 | # include "./plan9/plan9ish.h" |
009819bb | 2797 | #elif defined(__VOS__) |
196918b0 PG |
2798 | # ifdef __GNUC__ |
2799 | # include "./vos/vosish.h" | |
2800 | # else | |
2801 | # include "vos/vosish.h" | |
2802 | # endif | |
009819bb | 2803 | #elif defined(__SYMBIAN32__) |
27da23d5 | 2804 | # include "symbian/symbianish.h" |
009819bb | 2805 | #elif defined(__HAIKU__) |
df00ff3b | 2806 | # include "haiku/haikuish.h" |
009819bb | 2807 | #else |
19848b3f | 2808 | # include "unixish.h" |
13b6e58c JH |
2809 | #endif |
2810 | ||
2946a158 JH |
2811 | /* NSIG logic from Configure --> */ |
2812 | /* Strange style to avoid deeply-nested #if/#else/#endif */ | |
2813 | #ifndef NSIG | |
2814 | # ifdef _NSIG | |
2815 | # define NSIG (_NSIG) | |
2816 | # endif | |
2817 | #endif | |
2818 | ||
2819 | #ifndef NSIG | |
2820 | # ifdef SIGMAX | |
2821 | # define NSIG (SIGMAX+1) | |
2822 | # endif | |
2823 | #endif | |
2824 | ||
2825 | #ifndef NSIG | |
2826 | # ifdef SIG_MAX | |
2827 | # define NSIG (SIG_MAX+1) | |
2828 | # endif | |
2829 | #endif | |
2830 | ||
2831 | #ifndef NSIG | |
2832 | # ifdef _SIG_MAX | |
2833 | # define NSIG (_SIG_MAX+1) | |
2834 | # endif | |
2835 | #endif | |
2836 | ||
2837 | #ifndef NSIG | |
2838 | # ifdef MAXSIG | |
2839 | # define NSIG (MAXSIG+1) | |
2840 | # endif | |
2841 | #endif | |
2842 | ||
2843 | #ifndef NSIG | |
2844 | # ifdef MAX_SIG | |
2845 | # define NSIG (MAX_SIG+1) | |
2846 | # endif | |
2847 | #endif | |
2848 | ||
2849 | #ifndef NSIG | |
2850 | # ifdef SIGARRAYSIZE | |
2851 | # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */ | |
2852 | # endif | |
2853 | #endif | |
2854 | ||
2855 | #ifndef NSIG | |
2856 | # ifdef _sys_nsig | |
2857 | # define NSIG (_sys_nsig) /* Solaris 2.5 */ | |
2858 | # endif | |
2859 | #endif | |
2860 | ||
2861 | /* Default to some arbitrary number that's big enough to get most | |
2862 | of the common signals. | |
2863 | */ | |
2864 | #ifndef NSIG | |
2865 | # define NSIG 50 | |
2866 | #endif | |
2867 | /* <-- NSIG logic from Configure */ | |
2868 | ||
13b6e58c JH |
2869 | #ifndef NO_ENVIRON_ARRAY |
2870 | # define USE_ENVIRON_ARRAY | |
2871 | #endif | |
32f822de | 2872 | |
c77b533b JH |
2873 | /* |
2874 | * initialise to avoid floating-point exceptions from overflow, etc | |
2875 | */ | |
2876 | #ifndef PERL_FPU_INIT | |
2877 | # ifdef HAS_FPSETMASK | |
2878 | # if HAS_FLOATINGPOINT_H | |
2879 | # include <floatingpoint.h> | |
2880 | # endif | |
ad3a8c67 NC |
2881 | /* Some operating systems have this as a macro, which in turn expands to a comma |
2882 | expression, and the last sub-expression is something that gets calculated, | |
2883 | and then they have the gall to warn that a value computed is not used. Hence | |
2884 | cast to void. */ | |
2885 | # define PERL_FPU_INIT (void)fpsetmask(0) | |
c77b533b | 2886 | # else |
2f42fcb0 | 2887 | # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO) |
7f7c3354 | 2888 | # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN) |
b35112e7 CS |
2889 | # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe); |
2890 | # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); } | |
7014c407 JH |
2891 | # else |
2892 | # define PERL_FPU_INIT | |
2f42fcb0 | 2893 | |
7014c407 | 2894 | # endif |
c77b533b JH |
2895 | # endif |
2896 | #endif | |
b35112e7 CS |
2897 | #ifndef PERL_FPU_PRE_EXEC |
2898 | # define PERL_FPU_PRE_EXEC { | |
2899 | # define PERL_FPU_POST_EXEC } | |
2900 | #endif | |
c77b533b | 2901 | |
a308b05a JH |
2902 | /* In Tru64 the cc -ieee enables the IEEE math but disables traps. |
2903 | * We need to reenable the "invalid" trap because otherwise generation | |
2904 | * of NaN values leaves the IEEE fp flags in bad state, leaving any further | |
2905 | * fp ops behaving strangely (Inf + 1 resulting in zero, for example). */ | |
2906 | #ifdef __osf__ | |
2907 | # include <machine/fpu.h> | |
2908 | # define PERL_SYS_FPU_INIT \ | |
2909 | STMT_START { \ | |
2910 | ieee_set_fp_control(IEEE_TRAP_ENABLE_INV); \ | |
2911 | signal(SIGFPE, SIG_IGN); \ | |
2912 | } STMT_END | |
2913 | #endif | |
2914 | ||
2915 | #ifndef PERL_SYS_FPU_INIT | |
2916 | # define PERL_SYS_FPU_INIT NOOP | |
2917 | #endif | |
2918 | ||
cbec8ebe DM |
2919 | #ifndef PERL_SYS_INIT3_BODY |
2920 | # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp) | |
ed344e4f IZ |
2921 | #endif |
2922 | ||
eb533572 | 2923 | /* |
dcccc8ff KW |
2924 | =head1 Miscellaneous Functions |
2925 | ||
4ad9e498 | 2926 | =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv |
eb533572 | 2927 | Provides system-specific tune up of the C runtime environment necessary to |
72d33970 | 2928 | run Perl interpreters. This should be called only once, before creating |
eb533572 DM |
2929 | any Perl interpreters. |
2930 | ||
4ad9e498 | 2931 | =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env |
eb533572 | 2932 | Provides system-specific tune up of the C runtime environment necessary to |
72d33970 | 2933 | run Perl interpreters. This should be called only once, before creating |
eb533572 DM |
2934 | any Perl interpreters. |
2935 | ||
2936 | =for apidoc Am|void|PERL_SYS_TERM| | |
2937 | Provides system-specific clean up of the C runtime environment after | |
72d33970 | 2938 | running Perl interpreters. This should be called only once, after |
eb533572 DM |
2939 | freeing any remaining Perl interpreters. |
2940 | ||
2941 | =cut | |
2942 | */ | |
2943 | ||
cbec8ebe DM |
2944 | #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv) |
2945 | #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env) | |
d0820ef1 | 2946 | #define PERL_SYS_TERM() Perl_sys_term() |
cbec8ebe | 2947 | |
be708cc0 JH |
2948 | #ifndef PERL_WRITE_MSG_TO_CONSOLE |
2949 | # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len) | |
2950 | #endif | |
2951 | ||
0f31cffe GS |
2952 | #ifndef MAXPATHLEN |
2953 | # ifdef PATH_MAX | |
b990c8b2 JH |
2954 | # ifdef _POSIX_PATH_MAX |
2955 | # if PATH_MAX > _POSIX_PATH_MAX | |
09448d78 JH |
2956 | /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX |
2957 | * included the null byte or not. Later amendments of POSIX, | |
2958 | * XPG4, the Austin Group, and the Single UNIX Specification | |
2959 | * all explicitly include the null byte in the PATH_MAX. | |
2960 | * Ditto for _POSIX_PATH_MAX. */ | |
2961 | # define MAXPATHLEN PATH_MAX | |
b990c8b2 | 2962 | # else |
09448d78 | 2963 | # define MAXPATHLEN _POSIX_PATH_MAX |
b990c8b2 JH |
2964 | # endif |
2965 | # else | |
2966 | # define MAXPATHLEN (PATH_MAX+1) | |
2967 | # endif | |
0f31cffe | 2968 | # else |
d552bce8 | 2969 | # define MAXPATHLEN 1024 /* Err on the large side. */ |
0f31cffe GS |
2970 | # endif |
2971 | #endif | |
2972 | ||
c80263a8 SH |
2973 | /* In case Configure was not used (we are using a "canned config" |
2974 | * such as Win32, or a cross-compilation setup, for example) try going | |
2975 | * by the gcc major and minor versions. One useful URL is | |
2976 | * http://www.ohse.de/uwe/articles/gcc-attributes.html, | |
2977 | * but contrary to this information warn_unused_result seems | |
2978 | * not to be in gcc 3.3.5, at least. --jhi | |
42bf5550 AD |
2979 | * Also, when building extensions with an installed perl, this allows |
2980 | * the user to upgrade gcc and get the right attributes, rather than | |
2981 | * relying on the list generated at Configure time. --AD | |
c80263a8 SH |
2982 | * Set these up now otherwise we get confused when some of the <*thread.h> |
2983 | * includes below indirectly pull in <perlio.h> (which needs to know if we | |
2984 | * have HASATTRIBUTE_FORMAT). | |
2985 | */ | |
2986 | ||
4d7c7898 | 2987 | #ifndef PERL_MICRO |
fc2007d4 | 2988 | #if defined __GNUC__ && !defined(__INTEL_COMPILER) |
6a387721 RGS |
2989 | # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */ |
2990 | # define HASATTRIBUTE_DEPRECATED | |
2991 | # endif | |
c80263a8 SH |
2992 | # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */ |
2993 | # define HASATTRIBUTE_FORMAT | |
63cdf24b SH |
2994 | # if defined __MINGW32__ |
2995 | # define PRINTF_FORMAT_NULL_OK | |
2996 | # endif | |
c80263a8 SH |
2997 | # endif |
2998 | # if __GNUC__ >= 3 /* 3.0 -> */ | |
2999 | # define HASATTRIBUTE_MALLOC | |
3000 | # endif | |
3001 | # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */ | |
3002 | # define HASATTRIBUTE_NONNULL | |
3003 | # endif | |
3004 | # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */ | |
3005 | # define HASATTRIBUTE_NORETURN | |
3006 | # endif | |
3007 | # if __GNUC__ >= 3 /* gcc 3.0 -> */ | |
3008 | # define HASATTRIBUTE_PURE | |
3009 | # endif | |
42bf5550 | 3010 | # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */ |
c80263a8 SH |
3011 | # define HASATTRIBUTE_UNUSED |
3012 | # endif | |
d324fe49 AD |
3013 | # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus) |
3014 | # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */ | |
3015 | # endif | |
c80263a8 SH |
3016 | # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */ |
3017 | # define HASATTRIBUTE_WARN_UNUSED_RESULT | |
3018 | # endif | |
3019 | #endif | |
00f254e2 | 3020 | #endif /* #ifndef PERL_MICRO */ |
c80263a8 | 3021 | |
3db8f154 | 3022 | /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes |
dd96f567 | 3023 | * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h> |
32f822de GS |
3024 | * this results in many functions being undeclared which bothers C++ |
3025 | * May make sense to have threads after "*ish.h" anyway | |
3026 | */ | |
3027 | ||
3db8f154 | 3028 | #if defined(USE_ITHREADS) |
2986a63f JH |
3029 | # ifdef NETWARE |
3030 | # include <nw5thread.h> | |
3031 | # else | |
32f822de GS |
3032 | # ifdef WIN32 |
3033 | # include <win32thread.h> | |
3034 | # else | |
dd96f567 IZ |
3035 | # ifdef OS2 |
3036 | # include "os2thread.h" | |
3037 | # else | |
7f3d1cf1 | 3038 | # ifdef I_MACH_CTHREADS |
bdd66968 | 3039 | # include <mach/cthreads.h> |
7f3d1cf1 BH |
3040 | typedef cthread_t perl_os_thread; |
3041 | typedef mutex_t perl_mutex; | |
3042 | typedef condition_t perl_cond; | |
3043 | typedef void * perl_key; | |
3044 | # else /* Posix threads */ | |
1f5ae88c JH |
3045 | # ifdef I_PTHREAD |
3046 | # include <pthread.h> | |
3047 | # endif | |
7f3d1cf1 BH |
3048 | typedef pthread_t perl_os_thread; |
3049 | typedef pthread_mutex_t perl_mutex; | |
3050 | typedef pthread_cond_t perl_cond; | |
3051 | typedef pthread_key_t perl_key; | |
3052 | # endif /* I_MACH_CTHREADS */ | |
dd96f567 | 3053 | # endif /* OS2 */ |
32f822de | 3054 | # endif /* WIN32 */ |
ef4abe76 | 3055 | # endif /* NETWARE */ |
3db8f154 | 3056 | #endif /* USE_ITHREADS */ |
c5be433b | 3057 | |
66a93824 | 3058 | #if defined(WIN32) |
1feb2720 | 3059 | # include "win32.h" |
c5be433b GS |
3060 | #endif |
3061 | ||
2986a63f JH |
3062 | #ifdef NETWARE |
3063 | # include "netware.h" | |
3064 | #endif | |
3065 | ||
e5218da5 | 3066 | #define STATUS_UNIX PL_statusvalue |
68dc0745 | 3067 | #ifdef VMS |
6b88bc9c | 3068 | # define STATUS_NATIVE PL_statusvalue_vms |
7a7fd8e0 JM |
3069 | /* |
3070 | * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise | |
ff7298cb | 3071 | * its contents can not be trusted. Unfortunately, Perl seems to check |
7a7fd8e0 JM |
3072 | * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should |
3073 | * be updated also. | |
3074 | */ | |
3075 | # include <stsdef.h> | |
3076 | # include <ssdef.h> | |
3077 | /* Presume this because if VMS changes it, it will require a new | |
3078 | * set of APIs for waiting on children for binary compatibility. | |
3079 | */ | |
3080 | # define child_offset_bits (8) | |
3081 | # ifndef C_FAC_POSIX | |
3082 | # define C_FAC_POSIX 0x35A000 | |
3083 | # endif | |
3084 | ||
3085 | /* STATUS_EXIT - validates and returns a NATIVE exit status code for the | |
3086 | * platform from the existing UNIX or Native status values. | |
3087 | */ | |
3088 | ||
37038d91 | 3089 | # define STATUS_EXIT \ |
7a7fd8e0 JM |
3090 | (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \ |
3091 | (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0)) | |
3092 | ||
7a7fd8e0 | 3093 | |
fb38d079 JM |
3094 | /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child |
3095 | * exit code and shifts the UNIX value over the correct number of bits to | |
3096 | * be a child status. Usually the number of bits is 8, but that could be | |
3097 | * platform dependent. The NATIVE status code is presumed to have either | |
3098 | * from a child process. | |
7a7fd8e0 JM |
3099 | */ |
3100 | ||
fb38d079 JM |
3101 | /* This is complicated. The child processes return a true native VMS |
3102 | status which must be saved. But there is an assumption in Perl that | |
3103 | the UNIX child status has some relationship to errno values, so | |
00f254e2 | 3104 | Perl tries to translate it to text in some of the tests. |
fb38d079 JM |
3105 | In order to get the string translation correct, for the error, errno |
3106 | must be EVMSERR, but that generates a different text message | |
3107 | than what the test programs are expecting. So an errno value must | |
3108 | be derived from the native status value when an error occurs. | |
3109 | That will hide the true native status message. With this version of | |
3110 | perl, the true native child status can always be retrieved so that | |
3111 | is not a problem. But in this case, Pl_statusvalue and errno may | |
3112 | have different values in them. | |
3113 | */ | |
7a7fd8e0 | 3114 | |
fb38d079 | 3115 | # define STATUS_NATIVE_CHILD_SET(n) \ |
68dc0745 | 3116 | STMT_START { \ |
2fbb330f JM |
3117 | I32 evalue = (I32)n; \ |
3118 | if (evalue == EVMSERR) { \ | |
3119 | PL_statusvalue_vms = vaxc$errno; \ | |
3120 | PL_statusvalue = evalue; \ | |
7a7fd8e0 | 3121 | } else { \ |
2fbb330f | 3122 | PL_statusvalue_vms = evalue; \ |
fb38d079 | 3123 | if (evalue == -1) { \ |
3280af22 | 3124 | PL_statusvalue = -1; \ |
7a7fd8e0 JM |
3125 | PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \ |
3126 | } else \ | |
fb38d079 | 3127 | PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \ |
2fbb330f | 3128 | set_vaxc_errno(evalue); \ |
fb38d079 JM |
3129 | if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \ |
3130 | set_errno(EVMSERR); \ | |
3131 | else set_errno(Perl_vms_status_to_unix(evalue, 0)); \ | |
3132 | PL_statusvalue = PL_statusvalue << child_offset_bits; \ | |
2fbb330f | 3133 | } \ |
68dc0745 | 3134 | } STMT_END |
7a7fd8e0 | 3135 | |
68dc0745 | 3136 | # ifdef VMSISH_STATUS |
e5218da5 | 3137 | # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX) |
68dc0745 | 3138 | # else |
e5218da5 | 3139 | # define STATUS_CURRENT STATUS_UNIX |
68dc0745 | 3140 | # endif |
7a7fd8e0 JM |
3141 | |
3142 | /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update | |
3143 | * the NATIVE status to an equivalent value. Can not be used to translate | |
3144 | * exit code values as exit code values are not guaranteed to have any | |
3145 | * relationship at all to errno values. | |
3146 | * This is used when Perl is forcing errno to have a specific value. | |
3147 | */ | |
e5218da5 | 3148 | # define STATUS_UNIX_SET(n) \ |
68dc0745 | 3149 | STMT_START { \ |
7a7fd8e0 | 3150 | I32 evalue = (I32)n; \ |
0968cdad | 3151 | PL_statusvalue = evalue; \ |
3280af22 | 3152 | if (PL_statusvalue != -1) { \ |
0968cdad JM |
3153 | if (PL_statusvalue != EVMSERR) { \ |
3154 | PL_statusvalue &= 0xFFFF; \ | |
3155 | if (MY_POSIX_EXIT) \ | |
3156 | PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\ | |
3157 | else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \ | |
3158 | } \ | |
3159 | else { \ | |
3160 | PL_statusvalue_vms = vaxc$errno; \ | |
3161 | } \ | |
68dc0745 | 3162 | } \ |
0968cdad JM |
3163 | else PL_statusvalue_vms = SS$_ABORT; \ |
3164 | set_vaxc_errno(PL_statusvalue_vms); \ | |
7a7fd8e0 JM |
3165 | } STMT_END |
3166 | ||
3167 | /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets | |
e08e1e1d JM |
3168 | * the NATIVE error status based on it. |
3169 | * | |
3170 | * When in the default mode to comply with the Perl VMS documentation, | |
3171 | * 0 is a success and any other code sets the NATIVE status to a failure | |
3172 | * code of SS$_ABORT. | |
fb38d079 JM |
3173 | * |
3174 | * In the new POSIX EXIT mode, native status will be set so that the | |
3175 | * actual exit code will can be retrieved by the calling program or | |
3176 | * shell. | |
3177 | * | |
3178 | * If the exit code is not clearly a UNIX parent or child exit status, | |
3179 | * it will be passed through as a VMS status. | |
7a7fd8e0 JM |
3180 | */ |
3181 | ||
fb38d079 | 3182 | # define STATUS_UNIX_EXIT_SET(n) \ |
7a7fd8e0 JM |
3183 | STMT_START { \ |
3184 | I32 evalue = (I32)n; \ | |
3185 | PL_statusvalue = evalue; \ | |
e08e1e1d JM |
3186 | if (MY_POSIX_EXIT) { \ |
3187 | if (evalue <= 0xFF00) { \ | |
3188 | if (evalue > 0xFF) \ | |
3189 | evalue = (evalue >> child_offset_bits) & 0xFF; \ | |
3190 | PL_statusvalue_vms = \ | |
3191 | (C_FAC_POSIX | (evalue << 3 ) | \ | |
3192 | ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \ | |
3193 | } else /* forgive them Perl, for they have sinned */ \ | |
3194 | PL_statusvalue_vms = evalue; \ | |
3195 | } else { \ | |
3196 | if (evalue == 0) \ | |
3197 | PL_statusvalue_vms = SS$_NORMAL; \ | |
3198 | else if (evalue <= 0xFF00) \ | |
3199 | PL_statusvalue_vms = SS$_ABORT; \ | |
3200 | else { /* forgive them Perl, for they have sinned */ \ | |
3201 | if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \ | |
3202 | else PL_statusvalue_vms = vaxc$errno; \ | |
3203 | /* And obviously used a VMS status value instead of UNIX */ \ | |
3204 | PL_statusvalue = EVMSERR; \ | |
3205 | } \ | |
3206 | set_vaxc_errno(PL_statusvalue_vms); \ | |
3207 | } \ | |
68dc0745 | 3208 | } STMT_END |
fb38d079 | 3209 | |
e08e1e1d | 3210 | |
6ac6a52b JM |
3211 | /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code |
3212 | * and sets the NATIVE error status based on it. This special case | |
3213 | * is needed to maintain compatibility with past VMS behavior. | |
3214 | * | |
3215 | * In the default mode on VMS, this number is passed through as | |
3216 | * both the NATIVE and UNIX status. Which makes it different | |
3217 | * that the STATUS_UNIX_EXIT_SET. | |
3218 | * | |
3219 | * In the new POSIX EXIT mode, native status will be set so that the | |
3220 | * actual exit code will can be retrieved by the calling program or | |
3221 | * shell. | |
3222 | * | |
1a3aec58 JM |
3223 | * A POSIX exit code is from 0 to 255. If the exit code is higher |
3224 | * than this, it needs to be assumed that it is a VMS exit code and | |
3225 | * passed through. | |
6ac6a52b JM |
3226 | */ |
3227 | ||
3228 | # define STATUS_EXIT_SET(n) \ | |
3229 | STMT_START { \ | |
3230 | I32 evalue = (I32)n; \ | |
3231 | PL_statusvalue = evalue; \ | |
3232 | if (MY_POSIX_EXIT) \ | |
1a3aec58 JM |
3233 | if (evalue > 255) PL_statusvalue_vms = evalue; else { \ |
3234 | PL_statusvalue_vms = \ | |
3235 | (C_FAC_POSIX | (evalue << 3 ) | \ | |
3236 | ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \ | |
6ac6a52b JM |
3237 | else \ |
3238 | PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \ | |
3239 | set_vaxc_errno(PL_statusvalue_vms); \ | |
3240 | } STMT_END | |
3241 | ||
fb38d079 JM |
3242 | |
3243 | /* This macro forces a success status */ | |
7a7fd8e0 JM |
3244 | # define STATUS_ALL_SUCCESS \ |
3245 | (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL) | |
fb38d079 JM |
3246 | |
3247 | /* This macro forces a failure status */ | |
7a7fd8e0 JM |
3248 | # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \ |
3249 | vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \ | |
3250 | (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT) | |
fb38d079 | 3251 | |
68dc0745 | 3252 | #else |
e5218da5 | 3253 | # define STATUS_NATIVE PL_statusvalue_posix |
e5218da5 | 3254 | # if defined(WCOREDUMP) |
37038d91 | 3255 | # define STATUS_NATIVE_CHILD_SET(n) \ |
e5218da5 GA |
3256 | STMT_START { \ |
3257 | PL_statusvalue_posix = (n); \ | |
3258 | if (PL_statusvalue_posix == -1) \ | |
3259 | PL_statusvalue = -1; \ | |
3260 | else { \ | |
3261 | PL_statusvalue = \ | |
3262 | (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \ | |
3263 | (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \ | |
3264 | (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \ | |
3265 | } \ | |
3266 | } STMT_END | |
3267 | # elif defined(WIFEXITED) | |
37038d91 | 3268 | # define STATUS_NATIVE_CHILD_SET(n) \ |
e5218da5 GA |
3269 | STMT_START { \ |
3270 | PL_statusvalue_posix = (n); \ | |
3271 | if (PL_statusvalue_posix == -1) \ | |
3272 | PL_statusvalue = -1; \ | |
3273 | else { \ | |
3274 | PL_statusvalue = \ | |
3275 | (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \ | |
3276 | (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \ | |
3277 | } \ | |
3278 | } STMT_END | |
3279 | # else | |
37038d91 | 3280 | # define STATUS_NATIVE_CHILD_SET(n) \ |
e5218da5 GA |
3281 | STMT_START { \ |
3282 | PL_statusvalue_posix = (n); \ | |
3283 | if (PL_statusvalue_posix == -1) \ | |
3284 | PL_statusvalue = -1; \ | |
3285 | else { \ | |
3286 | PL_statusvalue = \ | |
3287 | PL_statusvalue_posix & 0xFFFF; \ | |
3288 | } \ | |
3289 | } STMT_END | |
3290 | # endif | |
3291 | # define STATUS_UNIX_SET(n) \ | |
68dc0745 | 3292 | STMT_START { \ |
3280af22 NIS |
3293 | PL_statusvalue = (n); \ |
3294 | if (PL_statusvalue != -1) \ | |
3295 | PL_statusvalue &= 0xFFFF; \ | |
68dc0745 | 3296 | } STMT_END |
7a7fd8e0 | 3297 | # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n) |
6ac6a52b | 3298 | # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n) |
e5218da5 | 3299 | # define STATUS_CURRENT STATUS_UNIX |
37038d91 | 3300 | # define STATUS_EXIT STATUS_UNIX |
e5218da5 GA |
3301 | # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0) |
3302 | # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1) | |
68dc0745 | 3303 | #endif |
3304 | ||
cc3604b1 GS |
3305 | /* flags in PL_exit_flags for nature of exit() */ |
3306 | #define PERL_EXIT_EXPECTED 0x01 | |
31d77e54 | 3307 | #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */ |
6136213b JGM |
3308 | #define PERL_EXIT_WARN 0x04 /* Warn if Perl_my_exit() or Perl_my_failure_exit() called */ |
3309 | #define PERL_EXIT_ABORT 0x08 /* Call abort() if Perl_my_exit() or Perl_my_failure_exit() called */ | |
cc3604b1 | 3310 | |
b79b76e0 | 3311 | #ifndef PERL_CORE |
a7cb1f99 | 3312 | /* format to use for version numbers in file/directory names */ |
273cf8d1 | 3313 | /* XXX move to Configure? */ |
b79b76e0 NC |
3314 | /* This was only ever used for the current version, and that can be done at |
3315 | compile time, as PERL_FS_VERSION, so should we just delete it? */ | |
3316 | # ifndef PERL_FS_VER_FMT | |
3317 | # define PERL_FS_VER_FMT "%d.%d.%d" | |
3318 | # endif | |
3319 | #endif | |
3320 | ||
3321 | #ifndef PERL_FS_VERSION | |
3322 | # define PERL_FS_VERSION PERL_VERSION_STRING | |
0b94c7bb GS |
3323 | #endif |
3324 | ||
45bc9206 | 3325 | /* This defines a way to flush all output buffers. This may be a |
76549fef JH |
3326 | * performance issue, so we allow people to disable it. Also, if |
3327 | * we are using stdio, there are broken implementations of fflush(NULL) | |
3328 | * out there, Solaris being the most prominent. | |
45bc9206 GS |
3329 | */ |
3330 | #ifndef PERL_FLUSHALL_FOR_CHILD | |
97cb92d6 | 3331 | # if defined(USE_PERLIO) || defined(FFLUSH_NULL) |
66fe083f | 3332 | # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL) |
767df6a1 JH |
3333 | # else |
3334 | # ifdef FFLUSH_ALL | |
3335 | # define PERL_FLUSHALL_FOR_CHILD my_fflush_all() | |
e2dbf222 | 3336 | # else |
c5be433b | 3337 | # define PERL_FLUSHALL_FOR_CHILD NOOP |
767df6a1 | 3338 | # endif |
66fe083f | 3339 | # endif |
45bc9206 GS |
3340 | #endif |
3341 | ||
7766f137 GS |
3342 | #ifndef PERL_WAIT_FOR_CHILDREN |
3343 | # define PERL_WAIT_FOR_CHILDREN NOOP | |
3344 | #endif | |
3345 | ||
ba869deb | 3346 | /* the traditional thread-unsafe notion of "current interpreter". */ |
c5be433b GS |
3347 | #ifndef PERL_SET_INTERP |
3348 | # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i)) | |
3349 | #endif | |
3350 | ||
3351 | #ifndef PERL_GET_INTERP | |
3352 | # define PERL_GET_INTERP (PL_curinterp) | |
3353 | #endif | |
3354 | ||
54aff467 | 3355 | #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX) |
54aff467 | 3356 | # ifdef MULTIPLICITY |
ba869deb | 3357 | # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT) |
54aff467 | 3358 | # endif |
ba869deb GS |
3359 | # define PERL_SET_THX(t) PERL_SET_CONTEXT(t) |
3360 | #endif | |
3361 | ||
00f254e2 | 3362 | /* |
8896765a | 3363 | This replaces the previous %_ "hack" by the "%p" hacks. |
0dbb1585 | 3364 | All that is required is that the perl source does not |
00f254e2 KW |
3365 | use "%-p" or "%-<number>p" or "%<number>p" formats. |
3366 | These formats will still work in perl code. | |
486ec47a | 3367 | See comments in sv.c for further details. |
8896765a | 3368 | |
8896765a | 3369 | Robin Barker 2005-07-14 |
f46d31f2 | 3370 | |
00f254e2 | 3371 | No longer use %1p for VDf = %vd. RMB 2007-10-19 |
0dbb1585 | 3372 | */ |
8896765a RB |
3373 | |
3374 | #ifndef SVf_ | |
63ce7bf0 | 3375 | # define SVf_(n) "-" STRINGIFY(n) "p" |
894356b3 GS |
3376 | #endif |
3377 | ||
8896765a | 3378 | #ifndef SVf |
104abab4 | 3379 | # define SVf "-p" |
d2560b70 RB |
3380 | #endif |
3381 | ||
014ead4b | 3382 | #ifndef SVf32 |
8896765a | 3383 | # define SVf32 SVf_(32) |
014ead4b RB |
3384 | #endif |
3385 | ||
3386 | #ifndef SVf256 | |
8896765a RB |
3387 | # define SVf256 SVf_(256) |
3388 | #endif | |
3389 | ||
be2597df MHM |
3390 | #define SVfARG(p) ((void*)(p)) |
3391 | ||
20023040 FC |
3392 | #ifndef HEKf |
3393 | # define HEKf "2p" | |
3394 | #endif | |
3395 | ||
b8fa5213 FC |
3396 | /* Not ideal, but we cannot easily include a number in an already-numeric |
3397 | * format sequence. */ | |
3398 | #ifndef HEKf256 | |
3399 | # define HEKf256 "3p" | |
3400 | #endif | |
3401 | ||
20023040 FC |
3402 | #define HEKfARG(p) ((void*)(p)) |
3403 | ||
b17a0679 FC |
3404 | /* Takes three arguments: is_utf8, length, str */ |
3405 | #ifndef UTF8f | |
61608bb7 | 3406 | # define UTF8f "d%" UVuf "%4p" |
b17a0679 FC |
3407 | #endif |
3408 | #define UTF8fARG(u,l,p) (int)cBOOL(u), (UV)(l), (void*)(p) | |
3409 | ||
f46d31f2 | 3410 | #ifdef PERL_CORE |
486ec47a | 3411 | /* not used; but needed for backward compatibility with XS code? - RMB */ |
7776bb98 RB |
3412 | # undef UVf |
3413 | #else | |
170cd9e9 NC |
3414 | # ifndef UVf |
3415 | # define UVf UVuf | |
3416 | # endif | |
d2560b70 RB |
3417 | #endif |
3418 | ||
fcdf39cf RGS |
3419 | #ifdef HASATTRIBUTE_DEPRECATED |
3420 | # define __attribute__deprecated__ __attribute__((deprecated)) | |
3421 | #endif | |
0dbb1585 AL |
3422 | #ifdef HASATTRIBUTE_FORMAT |
3423 | # define __attribute__format__(x,y,z) __attribute__((format(x,y,z))) | |
3424 | #endif | |
3425 | #ifdef HASATTRIBUTE_MALLOC | |
77785eea | 3426 | # define __attribute__malloc__ __attribute__((__malloc__)) |
f22be1b8 | 3427 | #endif |
0dbb1585 | 3428 | #ifdef HASATTRIBUTE_NONNULL |
abb2c242 | 3429 | # define __attribute__nonnull__(a) __attribute__((nonnull(a))) |
f22be1b8 | 3430 | #endif |
0dbb1585 | 3431 | #ifdef HASATTRIBUTE_NORETURN |
abb2c242 | 3432 | # define __attribute__noreturn__ __attribute__((noreturn)) |
f22be1b8 | 3433 | #endif |
0dbb1585 | 3434 | #ifdef HASATTRIBUTE_PURE |
abb2c242 | 3435 | # define __attribute__pure__ __attribute__((pure)) |
f22be1b8 | 3436 | #endif |
0dbb1585 AL |
3437 | #ifdef HASATTRIBUTE_UNUSED |
3438 | # define __attribute__unused__ __attribute__((unused)) | |
3439 | #endif | |
3440 | #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT | |
abb2c242 | 3441 | # define __attribute__warn_unused_result__ __attribute__((warn_unused_result)) |
f22be1b8 JH |
3442 | #endif |
3443 | ||
0dbb1585 | 3444 | /* If we haven't defined the attributes yet, define them to blank. */ |
fcdf39cf RGS |
3445 | #ifndef __attribute__deprecated__ |
3446 | # define __attribute__deprecated__ | |
3447 | #endif | |
0dbb1585 AL |
3448 | #ifndef __attribute__format__ |
3449 | # define __attribute__format__(x,y,z) | |
3450 | #endif | |
f22be1b8 | 3451 | #ifndef __attribute__malloc__ |
abb2c242 | 3452 | # define __attribute__malloc__ |
f22be1b8 JH |
3453 | #endif |
3454 | #ifndef __attribute__nonnull__ | |
abb2c242 | 3455 | # define __attribute__nonnull__(a) |
f22be1b8 JH |
3456 | #endif |
3457 | #ifndef __attribute__noreturn__ | |
abb2c242 | 3458 | # define __attribute__noreturn__ |
f22be1b8 JH |
3459 | #endif |
3460 | #ifndef __attribute__pure__ | |
abb2c242 | 3461 | # define __attribute__pure__ |
f22be1b8 | 3462 | #endif |
0dbb1585 AL |
3463 | #ifndef __attribute__unused__ |
3464 | # define __attribute__unused__ | |
3465 | #endif | |
f22be1b8 | 3466 | #ifndef __attribute__warn_unused_result__ |
abb2c242 JH |
3467 | # define __attribute__warn_unused_result__ |
3468 | #endif | |
3469 | ||
cd13e623 JH |
3470 | #if defined(DEBUGGING) && defined(I_ASSERT) |
3471 | # include <assert.h> | |
3472 | #endif | |
3473 | ||
0dbb1585 AL |
3474 | /* For functions that are marked as __attribute__noreturn__, it's not |
3475 | appropriate to call return. In either case, include the lint directive. | |
3476 | */ | |
3477 | #ifdef HASATTRIBUTE_NORETURN | |
ae103e09 | 3478 | # define NORETURN_FUNCTION_END NOT_REACHED; /* NOTREACHED */ |
0dbb1585 | 3479 | #else |
ae103e09 | 3480 | # define NORETURN_FUNCTION_END NOT_REACHED; /* NOTREACHED */ return 0 |
abb2c242 JH |
3481 | #endif |
3482 | ||
cdfeb707 RB |
3483 | /* Some OS warn on NULL format to printf */ |
3484 | #ifdef PRINTF_FORMAT_NULL_OK | |
3485 | # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z) | |
3486 | #else | |
00f254e2 | 3487 | # define __attribute__format__null_ok__(x,y,z) |
cdfeb707 RB |
3488 | #endif |
3489 | ||
635aebb7 | 3490 | #ifdef HAS_BUILTIN_EXPECT |
b37c2d43 AL |
3491 | # define EXPECT(expr,val) __builtin_expect(expr,val) |
3492 | #else | |
3493 | # define EXPECT(expr,val) (expr) | |
3494 | #endif | |
6d5abc62 NC |
3495 | #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE) |
3496 | #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE) | |
635aebb7 AL |
3497 | #ifdef HAS_BUILTIN_CHOOSE_EXPR |
3498 | /* placeholder */ | |
3499 | #endif | |
b37c2d43 | 3500 | |
ae103e09 DD |
3501 | |
3502 | #ifndef __has_builtin | |
3503 | # define __has_builtin(x) 0 /* not a clang style compiler */ | |
3504 | #endif | |
3505 | ||
3506 | /* ASSUME is like assert(), but it has a benefit in a release build. It is a | |
3507 | hint to a compiler about a statement of fact in a function call free | |
3508 | expression, which allows the compiler to generate better machine code. | |
3509 | In a debug build, ASSUME(x) is a synonym for assert(x). ASSUME(0) means | |
3510 | the control path is unreachable. In a for loop, ASSUME can be used to hint | |
3511 | that a loop will run atleast X times. ASSUME is based off MSVC's __assume | |
3512 | intrinsic function, see its documents for more details. | |
3513 | */ | |
3514 | ||
3515 | #ifndef DEBUGGING | |
3516 | # if __has_builtin(__builtin_unreachable) \ | |
3517 | || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5 || __GNUC__ > 5) /* 4.5 -> */ | |
3518 | # define ASSUME(x) ((x) ? (void) 0 : __builtin_unreachable()) | |
3519 | # elif defined(_MSC_VER) | |
3520 | # define ASSUME(x) __assume(x) | |
3521 | # elif defined(__ARMCC_VERSION) /* untested */ | |
3522 | # define ASSUME(x) __promise(x) | |
3523 | # else | |
3524 | /* a random compiler might define assert to its own special optimization token | |
3525 | so pass it through to C lib as a last resort */ | |
3526 | # define ASSUME(x) assert(x) | |
3527 | # endif | |
3528 | #else | |
3529 | # define ASSUME(x) assert(x) | |
3530 | #endif | |
3531 | ||
3532 | #define NOT_REACHED ASSUME(0) | |
3533 | ||
3fc1aec6 | 3534 | /* Some unistd.h's give a prototype for pause() even though |
3535 | HAS_PAUSE ends up undefined. This causes the #define | |
d2560b70 | 3536 | below to be rejected by the compiler. Sigh. |
3fc1aec6 | 3537 | */ |
3538 | #ifdef HAS_PAUSE | |
3539 | #define Pause pause | |
3540 | #else | |
3541 | #define Pause() sleep((32767<<16)+32767) | |
748a9306 LW |
3542 | #endif |
3543 | ||
3544 | #ifndef IOCPARM_LEN | |
3545 | # ifdef IOCPARM_MASK | |
61f1c44b | 3546 | /* on BSDish systems we're safe */ |
748a9306 LW |
3547 | # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK) |
3548 | # else | |
61f1c44b | 3549 | # if defined(_IOC_SIZE) && defined(__GLIBC__) |
301eb2f0 GA |
3550 | /* on Linux systems we're safe; except when we're not [perl #38223] */ |
3551 | # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x)) | |
61f1c44b | 3552 | # else |
748a9306 | 3553 | /* otherwise guess at what's safe */ |
61f1c44b JVD |
3554 | # define IOCPARM_LEN(x) 256 |
3555 | # endif | |
748a9306 | 3556 | # endif |
a0d0e21e LW |
3557 | #endif |
3558 | ||
1761cee5 | 3559 | #if defined(__CYGWIN__) |
521e0776 GS |
3560 | /* USEMYBINMODE |
3561 | * This symbol, if defined, indicates that the program should | |
16fe6d59 | 3562 | * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure |
521e0776 GS |
3563 | * that a file is in "binary" mode -- that is, that no translation |
3564 | * of bytes occurs on read or write operations. | |
3565 | */ | |
36894f0b | 3566 | # define USEMYBINMODE /**/ |
77a40698 | 3567 | # include <io.h> /* for setmode() prototype */ |
16fe6d59 | 3568 | # define my_binmode(fp, iotype, mode) \ |
77a40698 | 3569 | (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE) |
5aabfad6 | 3570 | #endif |
3571 | ||
88d10794 JH |
3572 | #ifdef __CYGWIN__ |
3573 | void init_os_extras(void); | |
3574 | #endif | |
3575 | ||
cea2e8a9 GS |
3576 | #ifdef UNION_ANY_DEFINITION |
3577 | UNION_ANY_DEFINITION; | |
3578 | #else | |
3579 | union any { | |
3580 | void* any_ptr; | |
3581 | I32 any_i32; | |
ae103e09 | 3582 | U32 any_u32; |
cea2e8a9 | 3583 | IV any_iv; |
c6bf6a65 | 3584 | UV any_uv; |
cea2e8a9 | 3585 | long any_long; |
9febdf04 | 3586 | bool any_bool; |
c76ac1ee | 3587 | void (*any_dptr) (void*); |
acfe0abc | 3588 | void (*any_dxptr) (pTHX_ void*); |
cea2e8a9 GS |
3589 | }; |
3590 | #endif | |
3591 | ||
acfe0abc | 3592 | typedef I32 (*filter_t) (pTHX_ int, SV *, int); |
cea2e8a9 GS |
3593 | |
3594 | #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len) | |
5486870f DM |
3595 | #define FILTER_DATA(idx) \ |
3596 | (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL) | |
3597 | #define FILTER_ISREADER(idx) \ | |
3598 | (PL_parser && PL_parser->rsfp_filters \ | |
3599 | && idx >= AvFILLp(PL_parser->rsfp_filters)) | |
3600 | #define PERL_FILTER_EXISTS(i) \ | |
3601 | (PL_parser && PL_parser->rsfp_filters \ | |
b9f2b683 | 3602 | && (i) <= av_tindex(PL_parser->rsfp_filters)) |
cea2e8a9 | 3603 | |
c5078cac JH |
3604 | #if defined(_AIX) && !defined(_AIX43) |
3605 | #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE) | |
3606 | /* We cannot include <crypt.h> to get the struct crypt_data | |
3607 | * because of setkey prototype problems when threading */ | |
3608 | typedef struct crypt_data { /* straight from /usr/include/crypt.h */ | |
3609 | /* From OSF, Not needed in AIX | |
3610 | char C[28], D[28]; | |
3611 | */ | |
3612 | char E[48]; | |
3613 | char KS[16][48]; | |
3614 | char block[66]; | |
3615 | char iobuf[16]; | |
3616 | } CRYPTD; | |
3617 | #endif /* threading */ | |
3618 | #endif /* AIX */ | |
3619 | ||
e37778c2 | 3620 | #if !defined(OS2) |
2c2d71f5 JH |
3621 | # include "iperlsys.h" |
3622 | #endif | |
504f80c1 | 3623 | |
9c12f1e5 | 3624 | #ifdef __LIBCATAMOUNT__ |
00f254e2 | 3625 | #undef HAS_PASSWD /* unixish.h but not unixish enough. */ |
9c12f1e5 RGS |
3626 | #undef HAS_GROUP |
3627 | #define FAKE_BIT_BUCKET | |
3628 | #endif | |
3629 | ||
d10dc2ae JH |
3630 | /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0. |
3631 | * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT* | |
3632 | * defined by Configure, despite their names being similar to the | |
3633 | * other defines like USE_ITHREADS. Configure in fact knows nothing | |
3634 | * about the randomised hashes. Therefore to enable/disable the hash | |
3635 | * randomisation defines use the Configure -Accflags=... instead. */ | |
504f80c1 | 3636 | #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT) |
4546b9e6 | 3637 | # define USE_HASH_SEED |
504f80c1 JH |
3638 | #endif |
3639 | ||
598921a7 NC |
3640 | /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator |
3641 | * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so | |
3642 | * it's not really needed. | |
3643 | */ | |
3644 | #if defined(WIN32) | |
3645 | # define YYTOKENTYPE | |
3646 | #endif | |
3647 | #include "perly.h" | |
3648 | ||
598921a7 | 3649 | |
654eccd5 JD |
3650 | /* macros to define bit-fields in structs. */ |
3651 | #ifndef PERL_BITFIELD8 | |
3652 | # define PERL_BITFIELD8 unsigned | |
3653 | #endif | |
3654 | #ifndef PERL_BITFIELD16 | |
3655 | # define PERL_BITFIELD16 unsigned | |
3656 | #endif | |
3657 | #ifndef PERL_BITFIELD32 | |
3658 | # define PERL_BITFIELD32 unsigned | |
3659 | #endif | |
3660 | ||
79072805 | 3661 | #include "sv.h" |
288b8c02 | 3662 | #include "regexp.h" |
378cc40b | 3663 | #include "util.h" |
8d063cd8 | 3664 | #include "form.h" |
79072805 | 3665 | #include "gv.h" |
dd2155a4 | 3666 | #include "pad.h" |
79072805 | 3667 | #include "cv.h" |
abdd5c84 | 3668 | #include "opnames.h" |
79072805 | 3669 | #include "op.h" |
b3ca2e83 | 3670 | #include "hv.h" |
79072805 LW |
3671 | #include "cop.h" |
3672 | #include "av.h" | |
79072805 LW |
3673 | #include "mg.h" |
3674 | #include "scope.h" | |
4438c4b7 | 3675 | #include "warnings.h" |
a0ed51b3 | 3676 | #include "utf8.h" |
8d063cd8 | 3677 | |
0d7d409d DM |
3678 | /* these would be in doio.h if there was such a file */ |
3679 | #define my_stat() my_stat_flags(SV_GMAGIC) | |
3680 | #define my_lstat() my_lstat_flags(SV_GMAGIC) | |
3681 | ||
20f4945e | 3682 | /* defined in sv.c, but also used in [ach]v.c */ |
20f4945e MHM |
3683 | #undef _XPV_HEAD |
3684 | #undef _XPVMG_HEAD | |
3685 | #undef _XPVCV_COMMON | |
7fae4e64 GS |
3686 | |
3687 | typedef struct _sublex_info SUBLEXINFO; | |
3688 | struct _sublex_info { | |
651b5b28 NC |
3689 | U8 super_state; /* lexer state to save */ |
3690 | U16 sub_inwhat; /* "lex_inwhat" to use */ | |
7fae4e64 | 3691 | OP *sub_op; /* "lex_op" to use */ |
7cc34111 | 3692 | SV *repl; /* replacement of s/// or y/// */ |
7fae4e64 GS |
3693 | }; |
3694 | ||
199e78b7 DM |
3695 | #include "parser.h" |
3696 | ||
455ece5e | 3697 | typedef struct magic_state MGS; /* struct magic_state defined in mg.c */ |
76e3520e | 3698 | |
2260ab51 KW |
3699 | #if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_REGEXEC_C) |
3700 | ||
3701 | /* These have to be predeclared, as they are used in proto.h which is #included | |
3702 | * before their definitions in regcomp.h. */ | |
3703 | ||
3704 | struct scan_data_t; | |
7dcac5f6 KW |
3705 | typedef struct regnode_charclass regnode_charclass; |
3706 | ||
2260ab51 | 3707 | struct regnode_charclass_class; |
d1d040e5 KW |
3708 | |
3709 | /* A hopefully less confusing name. The sub-classes are all Posix classes only | |
3710 | * used under /l matching */ | |
3711 | typedef struct regnode_charclass_class regnode_charclass_posixl; | |
3712 | ||
b8f7bb16 | 3713 | typedef struct regnode_ssc regnode_ssc; |
09b2b2e6 KW |
3714 | typedef struct RExC_state_t RExC_state_t; |
3715 | struct _reg_trie_data; | |
76e3520e | 3716 | |
2260ab51 KW |
3717 | #endif |
3718 | ||
5f7fde29 GS |
3719 | struct ptr_tbl_ent { |
3720 | struct ptr_tbl_ent* next; | |
53c1dcc0 | 3721 | const void* oldval; |
5f7fde29 | 3722 | void* newval; |
d18c6117 GS |
3723 | }; |
3724 | ||
5f7fde29 GS |
3725 | struct ptr_tbl { |
3726 | struct ptr_tbl_ent** tbl_ary; | |
3727 | UV tbl_max; | |
3728 | UV tbl_items; | |
db93c0c4 NC |
3729 | struct ptr_tbl_arena *tbl_arena; |
3730 | struct ptr_tbl_ent *tbl_arena_next; | |
3731 | struct ptr_tbl_ent *tbl_arena_end; | |
d18c6117 GS |
3732 | }; |
3733 | ||
fe14fcc3 LW |
3734 | #if defined(htonl) && !defined(HAS_HTONL) |
3735 | #define HAS_HTONL | |
ae986130 | 3736 | #endif |
fe14fcc3 LW |
3737 | #if defined(htons) && !defined(HAS_HTONS) |
3738 | #define HAS_HTONS | |
ae986130 | 3739 | #endif |
fe14fcc3 LW |
3740 | #if defined(ntohl) && !defined(HAS_NTOHL) |
3741 | #define HAS_NTOHL | |
ae986130 | 3742 | #endif |
fe14fcc3 LW |
3743 | #if defined(ntohs) && !defined(HAS_NTOHS) |
3744 | #define HAS_NTOHS | |
ae986130 | 3745 | #endif |
fe14fcc3 | 3746 | #ifndef HAS_HTONL |
fe14fcc3 LW |
3747 | #define HAS_HTONS |
3748 | #define HAS_HTONL | |
3749 | #define HAS_NTOHS | |
3750 | #define HAS_NTOHL | |
8e2d7c44 NC |
3751 | # if (BYTEORDER & 0xffff) == 0x4321 |
3752 | /* Big endian system, so ntohl, ntohs, htonl and htons do not need to | |
3753 | re-order their values. However, to behave identically to the alternative | |
3754 | implementations, they should truncate to the correct size. */ | |
3755 | # define ntohl(x) ((x)&0xFFFFFFFF) | |
3756 | # define htonl(x) ntohl(x) | |
3757 | # define ntohs(x) ((x)&0xFFFF) | |
3758 | # define htons(x) ntohs(x) | |
e4b03fed NC |
3759 | # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 |
3760 | ||
3761 | /* Note that we can't straight out declare our own htonl and htons because | |
3762 | the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl, | |
3763 | to avoid the overhead of initialising the socket subsystem, but the headers | |
3764 | that *declare* the various functions are still seen. If we declare our own | |
3765 | htonl etc they will clash with the declarations in the Win32 headers. */ | |
3766 | ||
3767 | PERL_STATIC_INLINE U32 | |
3768 | my_swap32(const U32 x) { | |
3769 | return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF) | |
3770 | | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8); | |
3771 | } | |
3772 | ||
3773 | PERL_STATIC_INLINE U16 | |
3774 | my_swap16(const U16 x) { | |
3775 | return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF); | |
3776 | } | |
3777 | ||
3778 | # define htonl(x) my_swap32(x) | |
3779 | # define ntohl(x) my_swap32(x) | |
3780 | # define ntohs(x) my_swap16(x) | |
3781 | # define htons(x) my_swap16(x) | |
8e2d7c44 | 3782 | # else |
691a44df NC |
3783 | # error "Unsupported byteorder" |
3784 | /* The C pre-processor doesn't let us return the value of BYTEORDER as part of | |
3785 | the error message. Please check the value of the macro BYTEORDER, as defined | |
3786 | in config.h. The values of BYTEORDER we expect are | |
3787 | ||
3788 | big endian little endian | |
3789 | 32 bit 0x4321 0x1234 | |
3790 | 64 bit 0x87654321 0x12345678 | |
3791 | ||
3792 | If you have a system with a different byte order, please see | |
3793 | pod/perlhack.pod for how to submit a patch to add supporting code. | |
3794 | */ | |
3795 | # endif | |
a687059c LW |
3796 | #endif |
3797 | ||
988174c1 LW |
3798 | /* |
3799 | * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'. | |
3800 | * -DWS | |
3801 | */ | |
5ae72479 | 3802 | #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 |
260c6fee NC |
3803 | /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to |
3804 | re-order their values. However, to behave identically to the alternative | |
3805 | implementations, they should truncate to the correct size. */ | |
3806 | # define vtohl(x) ((x)&0xFFFFFFFF) | |
3807 | # define vtohs(x) ((x)&0xFFFF) | |
3808 | # define htovl(x) vtohl(x) | |
3809 | # define htovs(x) vtohs(x) | |
545872c5 | 3810 | #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321 |
988174c1 LW |
3811 | # define vtohl(x) ((((x)&0xFF)<<24) \ |
3812 | +(((x)>>24)&0xFF) \ | |
3813 | +(((x)&0x0000FF00)<<8) \ | |
3814 | +(((x)&0x00FF0000)>>8) ) | |
3815 | # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF)) | |
3816 | # define htovl(x) vtohl(x) | |
3817 | # define htovs(x) vtohs(x) | |
545872c5 NC |
3818 | #else |
3819 | # error "Unsupported byteorder" | |
3820 | /* If you have need for current perl on PDP-11 or similar, and can help test | |
3821 | that blead keeps working on a mixed-endian system, then see | |
3822 | pod/perlhack.pod for how to submit patches to things working again. */ | |
2a8c3029 | 3823 | #endif |
988174c1 | 3824 | |
3bb7c1b4 JH |
3825 | /* *MAX Plus 1. A floating point value. |
3826 | Hopefully expressed in a way that dodgy floating point can't mess up. | |
3827 | >> 2 rather than 1, so that value is safely less than I32_MAX after 1 | |
3828 | is added to it | |
3829 | May find that some broken compiler will want the value cast to I32. | |
3830 | [after the shift, as signed >> may not be as secure as unsigned >>] | |
3831 | */ | |
3832 | #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1))) | |
3833 | #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2))) | |
3834 | /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or | |
3835 | 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV) | |
3836 | may be greater than sizeof(IV), so don't assume that half max UV is max IV. | |
3837 | */ | |
3838 | #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2))) | |
ee0007ab | 3839 | |
3bb7c1b4 JH |
3840 | #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2))) |
3841 | #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1))) | |
3842 | #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2))) | |
3843 | ||
3844 | /* This may look like unnecessary jumping through hoops, but converting | |
3845 | out of range floating point values to integers *is* undefined behaviour, | |
3846 | and it is starting to bite. | |
3847 | */ | |
3848 | #ifndef CAST_INLINE | |
65202027 | 3849 | #define I_32(what) (cast_i32((NV)(what))) |
3bb7c1b4 | 3850 | #define U_32(what) (cast_ulong((NV)(what))) |
65202027 DS |
3851 | #define I_V(what) (cast_iv((NV)(what))) |
3852 | #define U_V(what) (cast_uv((NV)(what))) | |
3bb7c1b4 JH |
3853 | #else |
3854 | #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \ | |
3855 | : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \ | |
3856 | : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */))) | |
3857 | #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \ | |
3858 | : ((n) < U32_MAX_P1 ? (U32) (n) \ | |
3859 | : ((n) > 0 ? U32_MAX : 0 /* NaN */))) | |
5d9574c1 DM |
3860 | #define I_V(n) (LIKELY((n) < IV_MAX_P1) ? (UNLIKELY((n) < IV_MIN) ? IV_MIN : (IV) (n)) \ |
3861 | : (LIKELY((n) < UV_MAX_P1) ? (IV)(UV) (n) \ | |
3bb7c1b4 | 3862 | : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */))) |
5d9574c1 DM |
3863 | #define U_V(n) ((n) < 0.0 ? (UNLIKELY((n) < IV_MIN) ? (UV) IV_MIN : (UV)(IV) (n)) \ |
3864 | : (LIKELY((n) < UV_MAX_P1) ? (UV) (n) \ | |
3bb7c1b4 JH |
3865 | : ((n) > 0 ? UV_MAX : 0 /* NaN */))) |
3866 | #endif | |
3867 | ||
3868 | #define U_S(what) ((U16)U_32(what)) | |
3869 | #define U_I(what) ((unsigned int)U_32(what)) | |
3870 | #define U_L(what) U_32(what) | |
ed6116ce | 3871 | |
ed140128 AD |
3872 | #ifdef HAS_SIGNBIT |
3873 | # define Perl_signbit signbit | |
3874 | #endif | |
3875 | ||
2d4389e4 JH |
3876 | /* These do not care about the fractional part, only about the range. */ |
3877 | #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX) | |
24db6c0d | 3878 | #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX) |
2d4389e4 | 3879 | |
25da4f38 IZ |
3880 | /* Used with UV/IV arguments: */ |
3881 | /* XXXX: need to speed it up */ | |
3882 | #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv)) | |
3883 | #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv)) | |
3884 | ||
352d5a3a LW |
3885 | #ifndef MAXSYSFD |
3886 | # define MAXSYSFD 2 | |
3887 | #endif | |
ee0007ab | 3888 | |
79072805 | 3889 | #ifndef __cplusplus |
e37d7e38 | 3890 | #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN)) |
20ce7b12 GS |
3891 | Uid_t getuid (void); |
3892 | Uid_t geteuid (void); | |
3893 | Gid_t getgid (void); | |
3894 | Gid_t getegid (void); | |
79072805 | 3895 | #endif |
e1caacb4 | 3896 | #endif |
8d063cd8 | 3897 | |
0c30d9ec | 3898 | #ifndef Perl_debug_log |
bf49b057 GS |
3899 | # define Perl_debug_log PerlIO_stderr() |
3900 | #endif | |
3901 | ||
3902 | #ifndef Perl_error_log | |
3903 | # define Perl_error_log (PL_stderrgv \ | |
6b78add2 | 3904 | && isGV(PL_stderrgv) \ |
01bb7c6d | 3905 | && GvIOp(PL_stderrgv) \ |
42de951c | 3906 | && IoOFP(GvIOp(PL_stderrgv)) \ |
bf49b057 GS |
3907 | ? IoOFP(GvIOp(PL_stderrgv)) \ |
3908 | : PerlIO_stderr()) | |
0c30d9ec | 3909 | #endif |
3967c732 | 3910 | |
aea4f609 DM |
3911 | |
3912 | #define DEBUG_p_FLAG 0x00000001 /* 1 */ | |
3913 | #define DEBUG_s_FLAG 0x00000002 /* 2 */ | |
3914 | #define DEBUG_l_FLAG 0x00000004 /* 4 */ | |
3915 | #define DEBUG_t_FLAG 0x00000008 /* 8 */ | |
3916 | #define DEBUG_o_FLAG 0x00000010 /* 16 */ | |
3917 | #define DEBUG_c_FLAG 0x00000020 /* 32 */ | |
3918 | #define DEBUG_P_FLAG 0x00000040 /* 64 */ | |
3919 | #define DEBUG_m_FLAG 0x00000080 /* 128 */ | |
3920 | #define DEBUG_f_FLAG 0x00000100 /* 256 */ | |
3921 | #define DEBUG_r_FLAG 0x00000200 /* 512 */ | |
3922 | #define DEBUG_x_FLAG 0x00000400 /* 1024 */ | |
3923 | #define DEBUG_u_FLAG 0x00000800 /* 2048 */ | |
88d2d28a JC |
3924 | /* U is reserved for Unofficial, exploratory hacking */ |
3925 | #define DEBUG_U_FLAG 0x00001000 /* 4096 */ | |
aea4f609 DM |
3926 | #define DEBUG_H_FLAG 0x00002000 /* 8192 */ |
3927 | #define DEBUG_X_FLAG 0x00004000 /* 16384 */ | |
3928 | #define DEBUG_D_FLAG 0x00008000 /* 32768 */ | |
56967202 | 3929 | #define DEBUG_S_FLAG 0x00010000 /* 65536 */ |
aea4f609 | 3930 | #define DEBUG_T_FLAG 0x00020000 /* 131072 */ |
04932ac8 | 3931 | #define DEBUG_R_FLAG 0x00040000 /* 262144 */ |
1045810a | 3932 | #define DEBUG_J_FLAG 0x00080000 /* 524288 */ |
d6721266 | 3933 | #define DEBUG_v_FLAG 0x00100000 /*1048576 */ |
46187eeb | 3934 | #define DEBUG_C_FLAG 0x00200000 /*2097152 */ |
ecae49c0 | 3935 | #define DEBUG_A_FLAG 0x00400000 /*4194304 */ |
a3c98653 | 3936 | #define DEBUG_q_FLAG 0x00800000 /*8388608 */ |
cc8773c0 CS |
3937 | #define DEBUG_M_FLAG 0x01000000 /*16777216*/ |
3938 | #define DEBUG_B_FLAG 0x02000000 /*33554432*/ | |
69014004 KW |
3939 | #define DEBUG_L_FLAG 0x04000000 /*67108864*/ |
3940 | #define DEBUG_MASK 0x07FFEFFF /* mask of all the standard flags */ | |
aea4f609 DM |
3941 | |
3942 | #define DEBUG_DB_RECURSE_FLAG 0x40000000 | |
1045810a IZ |
3943 | #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal |
3944 | that something was done? */ | |
aea4f609 | 3945 | |
bd16a5f0 IZ |
3946 | # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG) |
3947 | # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG) | |
3948 | # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG) | |
3949 | # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG) | |
3950 | # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG) | |
3951 | # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG) | |
3952 | # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG) | |
3953 | # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG) | |
3954 | # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG) | |
3955 | # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG) | |
3956 | # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG) | |
3957 | # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG) | |
88d2d28a | 3958 | # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG) |
bd16a5f0 IZ |
3959 | # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG) |
3960 | # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG) | |
3961 | # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG) | |
56967202 | 3962 | # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG) |
bd16a5f0 IZ |
3963 | # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG) |
3964 | # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG) | |
1045810a | 3965 | # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG) |
d6721266 | 3966 | # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG) |
46187eeb | 3967 | # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG) |
ecae49c0 NC |
3968 | # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG) |
3969 | # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG) | |
d7c0d282 | 3970 | # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG) |
cc8773c0 | 3971 | # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG) |
69014004 | 3972 | # define DEBUG_L_TEST_ (PL_debug & DEBUG_L_FLAG) |
dd2155a4 | 3973 | # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_) |
7949c6f5 | 3974 | # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_) |
ad9e76a8 | 3975 | # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_) |
bd16a5f0 | 3976 | |
3967c732 | 3977 | #ifdef DEBUGGING |
aea4f609 | 3978 | |
bd16a5f0 IZ |
3979 | # define DEBUG_p_TEST DEBUG_p_TEST_ |
3980 | # define DEBUG_s_TEST DEBUG_s_TEST_ | |
3981 | # define DEBUG_l_TEST DEBUG_l_TEST_ | |
3982 | # define DEBUG_t_TEST DEBUG_t_TEST_ | |
3983 | # define DEBUG_o_TEST DEBUG_o_TEST_ | |
3984 | # define DEBUG_c_TEST DEBUG_c_TEST_ | |
3985 | # define DEBUG_P_TEST DEBUG_P_TEST_ | |
3986 | # define DEBUG_m_TEST DEBUG_m_TEST_ | |
3987 | # define DEBUG_f_TEST DEBUG_f_TEST_ | |
3988 | # define DEBUG_r_TEST DEBUG_r_TEST_ | |
3989 | # define DEBUG_x_TEST DEBUG_x_TEST_ | |
3990 | # define DEBUG_u_TEST DEBUG_u_TEST_ | |
88d2d28a | 3991 | # define DEBUG_U_TEST DEBUG_U_TEST_ |
bd16a5f0 IZ |
3992 | # define DEBUG_H_TEST DEBUG_H_TEST_ |
3993 | # define DEBUG_X_TEST DEBUG_X_TEST_ | |
3994 | # define DEBUG_D_TEST DEBUG_D_TEST_ | |
56967202 | 3995 | # define DEBUG_S_TEST DEBUG_S_TEST_ |
bd16a5f0 IZ |
3996 | # define DEBUG_T_TEST DEBUG_T_TEST_ |
3997 | # define DEBUG_R_TEST DEBUG_R_TEST_ | |
1045810a | 3998 | # define DEBUG_J_TEST DEBUG_J_TEST_ |
d6721266 | 3999 | # define DEBUG_v_TEST DEBUG_v_TEST_ |
46187eeb | 4000 | # define DEBUG_C_TEST DEBUG_C_TEST_ |
ecae49c0 | 4001 | # define DEBUG_A_TEST DEBUG_A_TEST_ |
a3c98653 | 4002 | # define DEBUG_q_TEST DEBUG_q_TEST_ |
d7c0d282 | 4003 | # define DEBUG_M_TEST DEBUG_M_TEST_ |
cc8773c0 | 4004 | # define DEBUG_B_TEST DEBUG_B_TEST_ |
69014004 | 4005 | # define DEBUG_L_TEST DEBUG_L_TEST_ |
7949c6f5 JC |
4006 | # define DEBUG_Xv_TEST DEBUG_Xv_TEST_ |
4007 | # define DEBUG_Uv_TEST DEBUG_Uv_TEST_ | |
ad9e76a8 | 4008 | # define DEBUG_Pv_TEST DEBUG_Pv_TEST_ |
aea4f609 | 4009 | |
488b0c7a JH |
4010 | # define PERL_DEB(a) a |
4011 | # define PERL_DEBUG(a) if (PL_debug) a | |
aea4f609 DM |
4012 | # define DEBUG_p(a) if (DEBUG_p_TEST) a |
4013 | # define DEBUG_s(a) if (DEBUG_s_TEST) a | |
4014 | # define DEBUG_l(a) if (DEBUG_l_TEST) a | |
4015 | # define DEBUG_t(a) if (DEBUG_t_TEST) a | |
4016 | # define DEBUG_o(a) if (DEBUG_o_TEST) a | |
4017 | # define DEBUG_c(a) if (DEBUG_c_TEST) a | |
4018 | # define DEBUG_P(a) if (DEBUG_P_TEST) a | |
4019 | ||
969058bb VK |
4020 | /* Temporarily turn off memory debugging in case the a |
4021 | * does memory allocation, either directly or indirectly. */ | |
acfe0abc | 4022 | # define DEBUG_m(a) \ |
0b250b9e | 4023 | STMT_START { \ |
aea4f609 | 4024 | if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \ |
0b250b9e | 4025 | } STMT_END |
aea4f609 | 4026 | |
5f80b19c AMS |
4027 | # define DEBUG__(t, a) \ |
4028 | STMT_START { \ | |
4029 | if (t) STMT_START {a;} STMT_END; \ | |
4030 | } STMT_END | |
4031 | ||
4032 | # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a) | |
f9f4320a | 4033 | #ifndef PERL_EXT_RE_BUILD |
5f80b19c | 4034 | # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a) |
f9f4320a YO |
4035 | #else |
4036 | # define DEBUG_r(a) STMT_START {a;} STMT_END | |
4037 | #endif /* PERL_EXT_RE_BUILD */ | |
5f80b19c AMS |
4038 | # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a) |
4039 | # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a) | |
88d2d28a | 4040 | # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a) |
5f80b19c AMS |
4041 | # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a) |
4042 | # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a) | |
4043 | # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a) | |
7949c6f5 JC |
4044 | # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a) |
4045 | # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a) | |
ad9e76a8 | 4046 | # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a) |
aea4f609 | 4047 | |
56967202 | 4048 | # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a) |
5f80b19c AMS |
4049 | # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a) |
4050 | # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a) | |
d6721266 | 4051 | # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a) |
46187eeb | 4052 | # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a) |
ecae49c0 NC |
4053 | # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a) |
4054 | # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a) | |
d7c0d282 | 4055 | # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a) |
cc8773c0 | 4056 | # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a) |
69014004 | 4057 | # define DEBUG_L(a) DEBUG__(DEBUG_L_TEST, a) |
aea4f609 DM |
4058 | |
4059 | #else /* DEBUGGING */ | |
4060 | ||
4061 | # define DEBUG_p_TEST (0) | |
4062 | # define DEBUG_s_TEST (0) | |
4063 | # define DEBUG_l_TEST (0) | |
4064 | # define DEBUG_t_TEST (0) | |
4065 | # define DEBUG_o_TEST (0) | |
4066 | # define DEBUG_c_TEST (0) | |
4067 | # define DEBUG_P_TEST (0) | |
4068 | # define DEBUG_m_TEST (0) | |
4069 | # define DEBUG_f_TEST (0) | |
4070 | # define DEBUG_r_TEST (0) | |
4071 | # define DEBUG_x_TEST (0) | |
4072 | # define DEBUG_u_TEST (0) | |
88d2d28a | 4073 | # define DEBUG_U_TEST (0) |
aea4f609 DM |
4074 | # define DEBUG_H_TEST (0) |
4075 | # define DEBUG_X_TEST (0) | |
4076 | # define DEBUG_D_TEST (0) | |
56967202 | 4077 | # define DEBUG_S_TEST (0) |
aea4f609 | 4078 | # define DEBUG_T_TEST (0) |
04932ac8 | 4079 | # define DEBUG_R_TEST (0) |
1045810a | 4080 | # define DEBUG_J_TEST (0) |
d6721266 | 4081 | # define DEBUG_v_TEST (0) |
46187eeb | 4082 | # define DEBUG_C_TEST (0) |
ecae49c0 NC |
4083 | # define DEBUG_A_TEST (0) |
4084 | # define DEBUG_q_TEST (0) | |
d7c0d282 | 4085 | # define DEBUG_M_TEST (0) |
cc8773c0 | 4086 | # define DEBUG_B_TEST (0) |
69014004 | 4087 | # define DEBUG_L_TEST (0) |
7949c6f5 JC |
4088 | # define DEBUG_Xv_TEST (0) |
4089 | # define DEBUG_Uv_TEST (0) | |
ad9e76a8 | 4090 | # define DEBUG_Pv_TEST (0) |
aea4f609 | 4091 | |
488b0c7a JH |
4092 | # define PERL_DEB(a) |
4093 | # define PERL_DEBUG(a) | |
aea4f609 DM |
4094 | # define DEBUG_p(a) |
4095 | # define DEBUG_s(a) | |
4096 | # define DEBUG_l(a) | |
4097 | # define DEBUG_t(a) | |
4098 | # define DEBUG_o(a) | |
4099 | # define DEBUG_c(a) | |
4100 | # define DEBUG_P(a) | |
4101 | # define DEBUG_m(a) | |
4102 | # define DEBUG_f(a) | |
4103 | # define DEBUG_r(a) | |
4104 | # define DEBUG_x(a) | |
4105 | # define DEBUG_u(a) | |
88d2d28a | 4106 | # define DEBUG_U(a) |
aea4f609 DM |
4107 | # define DEBUG_H(a) |
4108 | # define DEBUG_X(a) | |
4109 | # define DEBUG_D(a) | |
56967202 | 4110 | # define DEBUG_S(a) |
aea4f609 | 4111 | # define DEBUG_T(a) |
04932ac8 | 4112 | # define DEBUG_R(a) |
d6721266 | 4113 | # define DEBUG_v(a) |
46187eeb | 4114 | # define DEBUG_C(a) |
ecae49c0 NC |
4115 | # define DEBUG_A(a) |
4116 | # define DEBUG_q(a) | |
d7c0d282 | 4117 | # define DEBUG_M(a) |
cc8773c0 | 4118 | # define DEBUG_B(a) |
69014004 | 4119 | # define DEBUG_L(a) |
7949c6f5 JC |
4120 | # define DEBUG_Xv(a) |
4121 | # define DEBUG_Uv(a) | |
ad9e76a8 | 4122 | # define DEBUG_Pv(a) |
aea4f609 DM |
4123 | #endif /* DEBUGGING */ |
4124 | ||
4125 | ||
b4ab917c | 4126 | #define DEBUG_SCOPE(where) \ |
d9f81b50 | 4127 | DEBUG_l( \ |
1c98cc53 DM |
4128 | Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \ |
4129 | where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \ | |
d9f81b50 | 4130 | __FILE__, __LINE__)); |
b4ab917c | 4131 | |
de84dc04 | 4132 | /* Keep the old croak based assert for those who want it, and as a fallback if |
27ceb597 | 4133 | the platform is so heretically non-ANSI that it can't assert. */ |
14befaf4 | 4134 | |
de84dc04 | 4135 | #define Perl_assert(what) PERL_DEB( \ |
2b057284 | 4136 | ((what) ? ((void) 0) : \ |
67eb4d30 | 4137 | (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \ |
60b9f5a7 | 4138 | "\", line %d", STRINGIFY(what), __LINE__), \ |
2b057284 | 4139 | (void) 0))) |
de84dc04 | 4140 | |
81d52ecd JH |
4141 | /* assert() gets defined if DEBUGGING (and I_ASSERT). |
4142 | * If no DEBUGGING, the <assert.h> has not been included. */ | |
de84dc04 NC |
4143 | #ifndef assert |
4144 | # define assert(what) Perl_assert(what) | |
a446a88f | 4145 | #endif |
c7724415 FC |
4146 | #ifdef DEBUGGING |
4147 | # define assert_(what) assert(what), | |
4148 | #else | |
4149 | # define assert_(what) | |
4150 | #endif | |
8d063cd8 | 4151 | |
450a55e4 | 4152 | struct ufuncs { |
24f81a43 DM |
4153 | I32 (*uf_val)(pTHX_ IV, SV*); |
4154 | I32 (*uf_set)(pTHX_ IV, SV*); | |
a0d0e21e | 4155 | IV uf_index; |
450a55e4 LW |
4156 | }; |
4157 | ||
14befaf4 | 4158 | /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context. |
24f81a43 DM |
4159 | * XS code wanting to be backward compatible can do something |
4160 | * like the following: | |
c745e42c | 4161 | |
24f81a43 | 4162 | #ifndef PERL_MG_UFUNC |
24f81a43 DM |
4163 | #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv) |
4164 | #endif | |
4165 | ||
4166 | static PERL_MG_UFUNC(foo_get, index, val) | |
4167 | { | |
4168 | sv_setsv(val, ...); | |
4169 | return TRUE; | |
4170 | } | |
4171 | ||
4172 | -- Doug MacEachern | |
4173 | ||
4174 | */ | |
4175 | ||
fc9c74e6 | 4176 | #ifndef PERL_MG_UFUNC |
24f81a43 | 4177 | #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv) |
fc9c74e6 | 4178 | #endif |
24f81a43 | 4179 | |
fe14fcc3 | 4180 | /* Fix these up for __STDC__ */ |
68dc0745 | 4181 | #ifndef DONT_DECLARE_STD |
20ce7b12 | 4182 | char *mktemp (char*); |
37bd1396 | 4183 | #ifndef atof |
20ce7b12 | 4184 | double atof (const char*); |
a0d0e21e | 4185 | #endif |
37bd1396 | 4186 | #endif |
79072805 | 4187 | |
352d5a3a | 4188 | #ifndef STANDARD_C |
fe14fcc3 | 4189 | /* All of these are in stdlib.h or time.h for ANSI C */ |
85e6fe83 | 4190 | Time_t time(); |
8d063cd8 | 4191 | struct tm *gmtime(), *localtime(); |
043fec90 | 4192 | #if defined(OEMVS) |
9d116dd7 JH |
4193 | char *(strchr)(), *(strrchr)(); |
4194 | char *(strcpy)(), *(strcat)(); | |
4195 | #else | |
93a17b20 | 4196 | char *strchr(), *strrchr(); |
378cc40b | 4197 | char *strcpy(), *strcat(); |
9d116dd7 | 4198 | #endif |
352d5a3a | 4199 | #endif /* ! STANDARD_C */ |
8d063cd8 | 4200 | |
79072805 LW |
4201 | |
4202 | #ifdef I_MATH | |
4203 | # include <math.h> | |
a80f53e7 CB |
4204 | # ifdef __VMS |
4205 | /* isfinite and others are here rather than in math.h as C99 stipulates */ | |
4206 | # include <fp.h> | |
4207 | # endif | |
79072805 | 4208 | #else |
32f822de | 4209 | START_EXTERN_C |
20ce7b12 GS |
4210 | double exp (double); |
4211 | double log (double); | |
4212 | double log10 (double); | |
4213 | double sqrt (double); | |
4214 | double frexp (double,int*); | |
4215 | double ldexp (double,int); | |
4216 | double modf (double,double*); | |
4217 | double sin (double); | |
4218 | double cos (double); | |
4219 | double atan2 (double,double); | |
4220 | double pow (double,double); | |
32f822de | 4221 | END_EXTERN_C |
79072805 LW |
4222 | #endif |
4223 | ||
d074b8ed JH |
4224 | #ifdef WIN32 |
4225 | # if !defined(NV_INF) && defined(HUGE_VAL) | |
4226 | # define NV_INF HUGE_VAL | |
4227 | # endif | |
5c682410 JH |
4228 | /* For WIN32 the best NV_NAN is the __PL_nan_u trick, see below. |
4229 | * There is no supported way of getting the NAN across all the crts. */ | |
d074b8ed JH |
4230 | #endif |
4231 | ||
d1183257 JH |
4232 | /* If you are thinking of using HUGE_VAL for infinity, or using |
4233 | * <math.h> functions to generate NV_INF (e.g. exp(1e9), log(-1.0)), | |
4234 | * stop. Neither will work portably: HUGE_VAL can be just DBL_MAX, | |
4235 | * and the math functions might be just generating DBL_MAX, or even | |
4236 | * zero. */ | |
4237 | ||
b4a3b1ad JH |
4238 | #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) |
4239 | # if !defined(NV_INF) && defined(LDBL_INFINITY) | |
4240 | # define NV_INF LDBL_INFINITY | |
4241 | # endif | |
4242 | # if !defined(NV_INF) && defined(INFINITYL) | |
4243 | # define NV_INF INFINITYL | |
4244 | # endif | |
aa8b85de JH |
4245 | #endif |
4246 | #if !defined(NV_INF) && defined(DBL_INFINITY) | |
4247 | # define NV_INF (NV)DBL_INFINITY | |
4248 | #endif | |
4249 | #if !defined(NV_INF) && defined(INFINITY) | |
4250 | # define NV_INF (NV)INFINITY | |
4251 | #endif | |
4252 | #if !defined(NV_INF) && defined(INF) | |
4253 | # define NV_INF (NV)INF | |
4254 | #endif | |
a985cadd | 4255 | #if !defined(NV_INF) |
67aa9fab JH |
4256 | # if INTSIZE == 4 |
4257 | /* At this point we assume the IEEE 754 floating point (and of course, | |
4258 | * we also assume a floating point format that can encode an infinity). | |
4259 | * We will coerce an int32 (which will encode the infinity) into | |
4260 | * a 32-bit float, which will then be cast into NV. | |
4261 | * | |
4262 | * Note that we intentionally use a float and 32-bit int, instead of | |
4263 | * shifting a small integer into a full IV, and from that into a full | |
4264 | * NV, because: | |
4265 | * | |
4266 | * (1) an IV might not be wide enough to cover all the bits of an NV. | |
4267 | * (2) the exponent part (including the infinity and nan bits) of a NV | |
4268 | * might be wider than just 16 bits. | |
4269 | * | |
4270 | * Below the NV_NAN logic has similar __PL_nan_u fallback, the only | |
4271 | * difference being the int32 constant being coerced. */ | |
4272 | # define __PL_inf_float_int32 0x7F800000 | |
4273 | static const union { unsigned int __i; float __f; } __PL_inf_u = | |
4274 | { __PL_inf_float_int32 }; | |
4275 | # define NV_INF ((NV)(__PL_inf_u.__f)) | |
4276 | # endif | |
4277 | #endif | |
4278 | #if !defined(NV_INF) | |
d1183257 | 4279 | # define NV_INF ((NV)1.0/0.0) /* Some compilers will warn. */ |
aa8b85de JH |
4280 | #endif |
4281 | ||
4282 | #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE) | |
4283 | # if !defined(NV_NAN) && defined(LDBL_NAN) | |
4284 | # define NV_NAN LDBL_NAN | |
4285 | # endif | |
b4a3b1ad JH |
4286 | # if !defined(NV_NAN) && defined(NANL) |
4287 | # define NV_NAN NANL | |
4288 | # endif | |
aa8b85de JH |
4289 | # if !defined(NV_NAN) && defined(LDBL_QNAN) |
4290 | # define NV_NAN LDBL_QNAN | |
4291 | # endif | |
4292 | # if !defined(NV_NAN) && defined(LDBL_SNAN) | |
4293 | # define NV_NAN LDBL_SNAN | |
4294 | # endif | |
4295 | #endif | |
4296 | #if !defined(NV_NAN) && defined(DBL_NAN) | |
4297 | # define NV_NAN (NV)DBL_NAN | |
4298 | #endif | |
4299 | #if !defined(NV_NAN) && defined(DBL_QNAN) | |
4300 | # define NV_NAN (NV)DBL_QNAN | |
4301 | #endif | |
4302 | #if !defined(NV_NAN) && defined(DBL_SNAN) | |
4303 | # define NV_NAN (NV)DBL_SNAN | |
4304 | #endif | |
aa8b85de JH |
4305 | #if !defined(NV_NAN) && defined(NAN) |
4306 | # define NV_NAN (NV)NAN | |
4307 | #endif | |
b4a3b1ad JH |
4308 | #if !defined(NV_NAN) && defined(QNAN) |
4309 | # define NV_NAN (NV)QNAN | |
4310 | #endif | |
a985cadd JH |
4311 | #if !defined(NV_NAN) && defined(SNAN) |
4312 | # define NV_NAN (NV)SNAN | |
4313 | #endif | |
67aa9fab JH |
4314 | #if !defined(NV_NAN) |
4315 | # if INTSIZE == 4 | |
4316 | /* See the discussion near __PL_inf_u. */ | |
4317 | # define __PL_nan_float_int32 0x7FC00000 | |
4318 | static const union { unsigned int __i; float __f; } __PL_nan_u = | |
4319 | { __PL_nan_float_int32 }; | |
4320 | # define NV_NAN ((NV)(__PL_nan_u.__f)) | |
4321 | # endif | |
4322 | #endif | |
4323 | #if !defined(NV_NAN) | |
d1183257 | 4324 | # define NV_NAN ((NV)0.0/0.0) /* Some compilers will warn. */ |
d074b8ed | 4325 | #endif |
5c682410 JH |
4326 | /* Do NOT try doing NV_NAN based on NV_INF and trying (NV_INF-NV_INF). |
4327 | * Though IEEE-754-logically correct, some compilers (like Visual C 2003) | |
4328 | * falsely misoptimize that to zero (x-x is zero, right?) */ | |
aa8b85de | 4329 | |
a0d0e21e | 4330 | #ifndef __cplusplus |
f05550c0 | 4331 | # if !defined(WIN32) && !defined(VMS) |
10bc17b6 | 4332 | #ifndef crypt |
20ce7b12 | 4333 | char *crypt (const char*, const char*); |
10bc17b6 | 4334 | #endif |
f05550c0 | 4335 | # endif /* !WIN32 */ |
26618a56 GS |
4336 | # ifndef DONT_DECLARE_STD |
4337 | # ifndef getenv | |
20ce7b12 | 4338 | char *getenv (const char*); |
26618a56 | 4339 | # endif /* !getenv */ |
739a0b84 | 4340 | # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux) |
0fc67700 | 4341 | # ifdef _FILE_OFFSET_BITS |
28ca6303 | 4342 | # if _FILE_OFFSET_BITS == 64 |
20ce7b12 | 4343 | Off_t lseek (int,Off_t,int); |
0fc67700 JH |
4344 | # endif |
4345 | # endif | |
bf0c440f | 4346 | # endif |
26618a56 | 4347 | # endif /* !DONT_DECLARE_STD */ |
e37d7e38 SH |
4348 | # ifndef WIN32 |
4349 | # ifndef getlogin | |
20ce7b12 | 4350 | char *getlogin (void); |
e37d7e38 SH |
4351 | # endif |
4352 | # endif /* !WIN32 */ | |
26618a56 | 4353 | #endif /* !__cplusplus */ |
79072805 | 4354 | |
7a7fd8e0 JM |
4355 | /* Fixme on VMS. This needs to be a run-time, not build time options */ |
4356 | /* Also rename() is affected by this */ | |
16d20bd9 | 4357 | #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */ |
378cc40b | 4358 | #define UNLINK unlnk |
083639a9 | 4359 | I32 unlnk (pTHX_ const char*); |
8d063cd8 | 4360 | #else |
80252599 | 4361 | #define UNLINK PerlLIO_unlink |
8d063cd8 | 4362 | #endif |
a687059c | 4363 | |
fa0a29af JH |
4364 | /* some versions of glibc are missing the setresuid() proto */ |
4365 | #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO) | |
640374d0 JH |
4366 | int setresuid(uid_t ruid, uid_t euid, uid_t suid); |
4367 | #endif | |
fa0a29af JH |
4368 | /* some versions of glibc are missing the setresgid() proto */ |
4369 | #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO) | |
640374d0 JH |
4370 | int setresgid(gid_t rgid, gid_t egid, gid_t sgid); |
4371 | #endif | |
4372 | ||
fe14fcc3 | 4373 | #ifndef HAS_SETREUID |
85e6fe83 LW |
4374 | # ifdef HAS_SETRESUID |
4375 | # define setreuid(r,e) setresuid(r,e,(Uid_t)-1) | |
4376 | # define HAS_SETREUID | |
4377 | # endif | |
a687059c | 4378 | #endif |
fe14fcc3 | 4379 | #ifndef HAS_SETREGID |
85e6fe83 LW |
4380 | # ifdef HAS_SETRESGID |
4381 | # define setregid(r,e) setresgid(r,e,(Gid_t)-1) | |
4382 | # define HAS_SETREGID | |
4383 | # endif | |
a687059c | 4384 | #endif |
ee0007ab | 4385 | |
d543acb6 | 4386 | /* Sighandler_t defined in iperlsys.h */ |
ff68c719 | 4387 | |
4388 | #ifdef HAS_SIGACTION | |
4389 | typedef struct sigaction Sigsave_t; | |
4390 | #else | |
4391 | typedef Sighandler_t Sigsave_t; | |
4392 | #endif | |
4393 | ||
ee0007ab LW |
4394 | #define SCAN_DEF 0 |
4395 | #define SCAN_TR 1 | |
4396 | #define SCAN_REPL 2 | |
79072805 LW |
4397 | |
4398 | #ifdef DEBUGGING | |
4633a7c4 | 4399 | # ifndef register |
a0d0e21e LW |
4400 | # define register |
4401 | # endif | |
cea2e8a9 | 4402 | # define RUNOPS_DEFAULT Perl_runops_debug |
79072805 | 4403 | #else |
cea2e8a9 | 4404 | # define RUNOPS_DEFAULT Perl_runops_standard |
79072805 LW |
4405 | #endif |
4406 | ||
97cb92d6 | 4407 | #if defined(USE_PERLIO) |
0934c9d9 | 4408 | EXTERN_C void PerlIO_teardown(void); |
2f44961c | 4409 | # ifdef USE_ITHREADS |
6cb8cb21 RGS |
4410 | # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex) |
4411 | # define PERLIO_TERM \ | |
4412 | STMT_START { \ | |
d0820ef1 | 4413 | PerlIO_teardown(); \ |
6cb8cb21 RGS |
4414 | MUTEX_DESTROY(&PL_perlio_mutex);\ |
4415 | } STMT_END | |
4416 | # else | |
4417 | # define PERLIO_INIT | |
d0820ef1 | 4418 | # define PERLIO_TERM PerlIO_teardown() |
6cb8cb21 | 4419 | # endif |
6b29934b NC |
4420 | #else |
4421 | # define PERLIO_INIT | |
4422 | # define PERLIO_TERM | |
6cb8cb21 RGS |
4423 | #endif |
4424 | ||
18f739ee | 4425 | #ifdef MYMALLOC |
772fe5b3 | 4426 | # ifdef MUTEX_INIT_CALLS_MALLOC |
3541dd58 HM |
4427 | # define MALLOC_INIT \ |
4428 | STMT_START { \ | |
4429 | PL_malloc_mutex = NULL; \ | |
4430 | MUTEX_INIT(&PL_malloc_mutex); \ | |
4431 | } STMT_END | |
4432 | # define MALLOC_TERM \ | |
4433 | STMT_START { \ | |
4434 | perl_mutex tmp = PL_malloc_mutex; \ | |
4435 | PL_malloc_mutex = NULL; \ | |
4436 | MUTEX_DESTROY(&tmp); \ | |
4437 | } STMT_END | |
4438 | # else | |
4439 | # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex) | |
4440 | # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex) | |
4441 | # endif | |
18f739ee IZ |
4442 | #else |
4443 | # define MALLOC_INIT | |
4444 | # define MALLOC_TERM | |
4445 | #endif | |
4446 | ||
cd1541b2 | 4447 | #if defined(PERL_IMPLICIT_CONTEXT) |
7cb608b5 NC |
4448 | |
4449 | struct perl_memory_debug_header; | |
cd1541b2 NC |
4450 | struct perl_memory_debug_header { |
4451 | tTHX interpreter; | |
b001a0d1 | 4452 | # if defined(PERL_POISON) || defined(PERL_DEBUG_READONLY_COW) |
cd1541b2 | 4453 | MEM_SIZE size; |
cd1541b2 | 4454 | # endif |
7cb608b5 NC |
4455 | struct perl_memory_debug_header *prev; |
4456 | struct perl_memory_debug_header *next; | |
b001a0d1 FC |
4457 | # ifdef PERL_DEBUG_READONLY_COW |
4458 | bool readonly; | |
4459 | # endif | |
4460 | }; | |
4461 | ||
4462 | #elif defined(PERL_DEBUG_READONLY_COW) | |
4463 | ||
4464 | struct perl_memory_debug_header; | |
4465 | struct perl_memory_debug_header { | |
4466 | MEM_SIZE size; | |
cd1541b2 NC |
4467 | }; |
4468 | ||
b001a0d1 FC |
4469 | #endif |
4470 | ||
60175f94 | 4471 | #if defined (PERL_TRACK_MEMPOOL) || defined (PERL_DEBUG_READONLY_COW) |
b001a0d1 | 4472 | |
a78adc84 DM |
4473 | # define PERL_MEMORY_DEBUG_HEADER_SIZE \ |
4474 | (sizeof(struct perl_memory_debug_header) + \ | |
cd1541b2 NC |
4475 | (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \ |
4476 | %MEM_ALIGNBYTES) % MEM_ALIGNBYTES) | |
4477 | ||
d8fca402 | 4478 | #else |
a78adc84 | 4479 | # define PERL_MEMORY_DEBUG_HEADER_SIZE 0 |
cd1541b2 NC |
4480 | #endif |
4481 | ||
7cb608b5 | 4482 | #ifdef PERL_TRACK_MEMPOOL |
b001a0d1 | 4483 | # ifdef PERL_DEBUG_READONLY_COW |
7cb608b5 NC |
4484 | # define INIT_TRACK_MEMPOOL(header, interp) \ |
4485 | STMT_START { \ | |
4486 | (header).interpreter = (interp); \ | |
4487 | (header).prev = (header).next = &(header); \ | |
b001a0d1 | 4488 | (header).readonly = 0; \ |
7cb608b5 | 4489 | } STMT_END |
b001a0d1 FC |
4490 | # else |
4491 | # define INIT_TRACK_MEMPOOL(header, interp) \ | |
4492 | STMT_START { \ | |
4493 | (header).interpreter = (interp); \ | |
4494 | (header).prev = (header).next = &(header); \ | |
4495 | } STMT_END | |
4496 | # endif | |
4497 | # else | |
7cb608b5 NC |
4498 | # define INIT_TRACK_MEMPOOL(header, interp) |
4499 | #endif | |
4500 | ||
1cd66f7c DD |
4501 | #ifdef I_MALLOCMALLOC |
4502 | /* Needed for malloc_size(), malloc_good_size() on some systems */ | |
4503 | # include <malloc/malloc.h> | |
4504 | #endif | |
4505 | ||
ca7c1a29 NC |
4506 | #ifdef MYMALLOC |
4507 | # define Perl_safesysmalloc_size(where) Perl_malloced_size(where) | |
cfe52898 | 4508 | #else |
b001a0d1 | 4509 | # if defined(HAS_MALLOC_SIZE) && !defined(PERL_DEBUG_READONLY_COW) |
e82be400 | 4510 | # ifdef PERL_TRACK_MEMPOOL |
cfe52898 | 4511 | # define Perl_safesysmalloc_size(where) \ |
a78adc84 | 4512 | (malloc_size(((char *)(where)) - PERL_MEMORY_DEBUG_HEADER_SIZE) - PERL_MEMORY_DEBUG_HEADER_SIZE) |
e82be400 NC |
4513 | # else |
4514 | # define Perl_safesysmalloc_size(where) malloc_size(where) | |
4515 | # endif | |
4516 | # endif | |
4517 | # ifdef HAS_MALLOC_GOOD_SIZE | |
4518 | # ifdef PERL_TRACK_MEMPOOL | |
d8fca402 | 4519 | # define Perl_malloc_good_size(how_much) \ |
a78adc84 | 4520 | (malloc_good_size((how_much) + PERL_MEMORY_DEBUG_HEADER_SIZE) - PERL_MEMORY_DEBUG_HEADER_SIZE) |
e82be400 NC |
4521 | # else |
4522 | # define Perl_malloc_good_size(how_much) malloc_good_size(how_much) | |
4523 | # endif | |
4524 | # else | |
d8fca402 NC |
4525 | /* Having this as the identity operation makes some code simpler. */ |
4526 | # define Perl_malloc_good_size(how_much) (how_much) | |
e82be400 | 4527 | # endif |
ca7c1a29 | 4528 | #endif |
b6d9d515 | 4529 | |
16c91539 BM |
4530 | typedef int (*runops_proc_t)(pTHX); |
4531 | typedef void (*share_proc_t) (pTHX_ SV *sv); | |
4532 | typedef int (*thrhook_proc_t) (pTHX); | |
4533 | typedef OP* (*PPADDR_t[]) (pTHX); | |
4534 | typedef bool (*destroyable_proc_t) (pTHX_ SV *sv); | |
4535 | typedef void (*despatch_signals_proc_t) (pTHX); | |
22c35a8c | 4536 | |
f05550c0 BF |
4537 | #if defined(__DYNAMIC__) && defined(PERL_DARWIN) && defined(PERL_CORE) |
4538 | # include <crt_externs.h> /* for the env array */ | |
4539 | # define environ (*_NSGetEnviron()) | |
8f1f23e8 W |
4540 | #else |
4541 | /* VMS and some other platforms don't use the environ array */ | |
13b6e58c | 4542 | # ifdef USE_ENVIRON_ARRAY |
a6c40364 | 4543 | # if !defined(DONT_DECLARE_STD) || \ |
bdea967c | 4544 | (defined(__svr4__) && defined(__GNUC__) && defined(__sun)) || \ |
8d87852b | 4545 | defined(__sgi) |
8f1f23e8 | 4546 | extern char ** environ; /* environment variables supplied via exec */ |
a6c40364 | 4547 | # endif |
8f1f23e8 W |
4548 | # endif |
4549 | #endif | |
79072805 | 4550 | |
457c5385 NC |
4551 | #define PERL_PATCHLEVEL_H_IMPLICIT |
4552 | #include "patchlevel.h" | |
4553 | #undef PERL_PATCHLEVEL_H_IMPLICIT | |
4554 | ||
4555 | #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \ | |
4556 | STRINGIFY(PERL_VERSION) "." \ | |
4557 | STRINGIFY(PERL_SUBVERSION) | |
4558 | ||
4559 | #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \ | |
4560 | STRINGIFY(PERL_API_VERSION) "." \ | |
4561 | STRINGIFY(PERL_API_SUBVERSION) | |
4562 | ||
73c4f7a1 GS |
4563 | START_EXTERN_C |
4564 | ||
79072805 | 4565 | /* handy constants */ |
22c35a8c | 4566 | EXTCONST char PL_warn_uninit[] |
29489e7c | 4567 | INIT("Use of uninitialized value%s%s%s"); |
fef7e7a0 | 4568 | EXTCONST char PL_warn_uninit_sv[] |
61608bb7 | 4569 | INIT("Use of uninitialized value%" SVf "%s%s"); |
22c35a8c | 4570 | EXTCONST char PL_warn_nosemi[] |
463ee0b2 | 4571 | INIT("Semicolon seems to be missing"); |
22c35a8c | 4572 | EXTCONST char PL_warn_reserved[] |
463ee0b2 | 4573 | INIT("Unquoted string \"%s\" may clash with future reserved word"); |
22c35a8c | 4574 | EXTCONST char PL_warn_nl[] |
93a17b20 | 4575 | INIT("Unsuccessful %s on filename containing newline"); |
22c35a8c | 4576 | EXTCONST char PL_no_wrongref[] |
a0d0e21e | 4577 | INIT("Can't use %s ref as %s ref"); |
def89bff NC |
4578 | /* The core no longer needs these here. If you require the string constant, |
4579 | please inline a copy into your own code. */ | |
973a7615 NC |
4580 | EXTCONST char PL_no_symref[] __attribute__deprecated__ |
4581 | INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use"); | |
def89bff NC |
4582 | EXTCONST char PL_no_symref_sv[] __attribute__deprecated__ |
4583 | INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use"); | |
22c35a8c | 4584 | EXTCONST char PL_no_usym[] |
8990e307 | 4585 | INIT("Can't use an undefined value as %s reference"); |
22c35a8c | 4586 | EXTCONST char PL_no_aelem[] |
93a17b20 | 4587 | INIT("Modification of non-creatable array value attempted, subscript %d"); |
ce5030a2 | 4588 | EXTCONST char PL_no_helem_sv[] |
61608bb7 | 4589 | INIT("Modification of non-creatable hash value attempted, subscript \"%" SVf "\""); |
22c35a8c | 4590 | EXTCONST char PL_no_modify[] |
93a17b20 | 4591 | INIT("Modification of a read-only value attempted"); |
4cbe3a7d | 4592 | EXTCONST char PL_no_mem[sizeof("Out of memory!\n")] |
93a17b20 | 4593 | INIT("Out of memory!\n"); |
22c35a8c | 4594 | EXTCONST char PL_no_security[] |
463ee0b2 | 4595 | INIT("Insecure dependency in %s%s"); |
22c35a8c | 4596 | EXTCONST char PL_no_sock_func[] |
93a17b20 | 4597 | INIT("Unsupported socket function \"%s\" called"); |
22c35a8c | 4598 | EXTCONST char PL_no_dir_func[] |
93a17b20 | 4599 | INIT("Unsupported directory function \"%s\" called"); |
22c35a8c | 4600 | EXTCONST char PL_no_func[] |
93a17b20 | 4601 | INIT("The %s function is unimplemented"); |
22c35a8c | 4602 | EXTCONST char PL_no_myglob[] |
a21eb52b | 4603 | INIT("\"%s\" %se %s can't be in a package"); |
82d03984 RGS |
4604 | EXTCONST char PL_no_localize_ref[] |
4605 | INIT("Can't localize through a reference"); | |
27d5b266 JH |
4606 | EXTCONST char PL_memory_wrap[] |
4607 | INIT("panic: memory wrap"); | |
93a17b20 | 4608 | |
58f645e2 NC |
4609 | EXTCONST char PL_Yes[] |
4610 | INIT("1"); | |
4611 | EXTCONST char PL_No[] | |
4612 | INIT(""); | |
4613 | EXTCONST char PL_hexdigit[] | |
4614 | INIT("0123456789abcdef0123456789ABCDEF"); | |
4615 | ||
0447859b NC |
4616 | /* This is constant on most architectures, a global on OS/2 */ |
4617 | #ifndef OS2 | |
4618 | EXTCONST char PL_sh_path[] | |
4619 | INIT(SH_PATH); /* full path of shell */ | |
4620 | #endif | |
4621 | ||
618b9757 NC |
4622 | #ifdef CSH |
4623 | EXTCONST char PL_cshname[] | |
4624 | INIT(CSH); | |
4625 | # define PL_cshlen (sizeof(CSH "") - 1) | |
4626 | #endif | |
4627 | ||
457c5385 NC |
4628 | /* These are baked at compile time into any shared perl library. |
4629 | In future releases this will allow us in main() to sanity test the | |
4630 | library we're linking against. */ | |
4631 | ||
4632 | EXTCONST U8 PL_revision | |
4633 | INIT(PERL_REVISION); | |
4634 | EXTCONST U8 PL_version | |
4635 | INIT(PERL_VERSION); | |
4636 | EXTCONST U8 PL_subversion | |
4637 | INIT(PERL_SUBVERSION); | |
4638 | ||
7575fa06 | 4639 | EXTCONST char PL_uuemap[65] |
80252599 GS |
4640 | INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_"); |
4641 | ||
79072805 | 4642 | #ifdef DOINIT |
9444d213 | 4643 | EXTCONST char PL_uudmap[256] = |
dde5ec2c NC |
4644 | # ifdef PERL_MICRO |
4645 | # include "uuudmap.h" | |
4646 | # else | |
4647 | # include "uudmap.h" | |
4648 | # endif | |
9444d213 | 4649 | ; |
efa50c51 | 4650 | EXTCONST char PL_bitcount[256] = |
dde5ec2c NC |
4651 | # ifdef PERL_MICRO |
4652 | # include "ubitcount.h" | |
4653 | #else | |
4654 | # include "bitcount.h" | |
4655 | # endif | |
efa50c51 | 4656 | ; |
27da23d5 JH |
4657 | EXTCONST char* const PL_sig_name[] = { SIG_NAME }; |
4658 | EXTCONST int PL_sig_num[] = { SIG_NUM }; | |
79072805 | 4659 | #else |
9444d213 | 4660 | EXTCONST char PL_uudmap[256]; |
efa50c51 | 4661 | EXTCONST char PL_bitcount[256]; |
27da23d5 JH |
4662 | EXTCONST char* const PL_sig_name[]; |
4663 | EXTCONST int PL_sig_num[]; | |
79072805 LW |
4664 | #endif |
4665 | ||
6d8e7a01 KW |
4666 | /* fast conversion and case folding tables. The folding tables complement the |
4667 | * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated | |
4668 | * folds such as outside the range or to multiple characters. */ | |
bbce6d69 | 4669 | |
79072805 | 4670 | #ifdef DOINIT |
d02f4dad KW |
4671 | #ifndef EBCDIC |
4672 | ||
4673 | /* The EBCDIC fold table depends on the code page, and hence is found in | |
4674 | * utfebcdic.h */ | |
4675 | ||
22c35a8c | 4676 | EXTCONST unsigned char PL_fold[] = { |
79072805 LW |
4677 | 0, 1, 2, 3, 4, 5, 6, 7, |
4678 | 8, 9, 10, 11, 12, 13, 14, 15, | |
4679 | 16, 17, 18, 19, 20, 21, 22, 23, | |
4680 | 24, 25, 26, 27, 28, 29, 30, 31, | |
4681 | 32, 33, 34, 35, 36, 37, 38, 39, | |
4682 | 40, 41, 42, 43, 44, 45, 46, 47, | |
4683 | 48, 49, 50, 51, 52, 53, 54, 55, | |
4684 | 56, 57, 58, 59, 60, 61, 62, 63, | |
4685 | 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', | |
4686 | 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', | |
4687 | 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', | |
4688 | 'x', 'y', 'z', 91, 92, 93, 94, 95, | |
4689 | 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G', | |
4690 | 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', | |
4691 | 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', | |
4692 | 'X', 'Y', 'Z', 123, 124, 125, 126, 127, | |
4693 | 128, 129, 130, 131, 132, 133, 134, 135, | |
4694 | 136, 137, 138, 139, 140, 141, 142, 143, | |
4695 | 144, 145, 146, 147, 148, 149, 150, 151, | |
4696 | 152, 153, 154, 155, 156, 157, 158, 159, | |
4697 | 160, 161, 162, 163, 164, 165, 166, 167, | |
4698 | 168, 169, 170, 171, 172, 173, 174, 175, | |
4699 | 176, 177, 178, 179, 180, 181, 182, 183, | |
4700 | 184, 185, 186, 187, 188, 189, 190, 191, | |
4701 | 192, 193, 194, 195, 196, 197, 198, 199, | |
4702 | 200, 201, 202, 203, 204, 205, 206, 207, | |
4703 | 208, 209, 210, 211, 212, 213, 214, 215, | |
4704 | 216, 217, 218, 219, 220, 221, 222, 223, | |
4705 | 224, 225, 226, 227, 228, 229, 230, 231, | |
4706 | 232, 233, 234, 235, 236, 237, 238, 239, | |
4707 | 240, 241, 242, 243, 244, 245, 246, 247, | |
4708 | 248, 249, 250, 251, 252, 253, 254, 255 | |
4709 | }; | |
3871f40b KW |
4710 | EXTCONST unsigned char PL_fold_latin1[] = { |
4711 | /* Full latin1 complement folding, except for three problematic code points: | |
4712 | * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their | |
4713 | * fold complements outside the Latin1 range, so can't match something | |
4714 | * that isn't in utf8. | |
4715 | * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss', | |
4716 | * not one, so can't be represented in this table. | |
4717 | * | |
4718 | * All have to be specially handled */ | |
4719 | 0, 1, 2, 3, 4, 5, 6, 7, | |
4720 | 8, 9, 10, 11, 12, 13, 14, 15, | |
4721 | 16, 17, 18, 19, 20, 21, 22, 23, | |
4722 | 24, 25, 26, 27, 28, 29, 30, 31, | |
4723 | 32, 33, 34, 35, 36, 37, 38, 39, | |
4724 | 40, 41, 42, 43, 44, 45, 46, 47, | |
4725 | 48, 49, 50, 51, 52, 53, 54, 55, | |
4726 | 56, 57, 58, 59, 60, 61, 62, 63, | |
4727 | 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', | |
4728 | 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', | |
4729 | 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', | |
4730 | 'x', 'y', 'z', 91, 92, 93, 94, 95, | |
4731 | 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G', | |
4732 | 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', | |
4733 | 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', | |
4734 | 'X', 'Y', 'Z', 123, 124, 125, 126, 127, | |
4735 | 128, 129, 130, 131, 132, 133, 134, 135, | |
4736 | 136, 137, 138, 139, 140, 141, 142, 143, | |
4737 | 144, 145, 146, 147, 148, 149, 150, 151, | |
4738 | 152, 153, 154, 155, 156, 157, 158, 159, | |
4739 | 160, 161, 162, 163, 164, 165, 166, 167, | |
4740 | 168, 169, 170, 171, 172, 173, 174, 175, | |
4741 | 176, 177, 178, 179, 180, 181 /*micro */, 182, 183, | |
4742 | 184, 185, 186, 187, 188, 189, 190, 191, | |
4743 | 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32, | |
4744 | 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32, | |
4745 | 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215, | |
4746 | 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */, | |
4747 | 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32, | |
4748 | 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32, | |
4749 | 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247, | |
4750 | 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, | |
4751 | 255 /* y with diaeresis */ | |
4752 | }; | |
00f254e2 KW |
4753 | |
4754 | /* If these tables are accessed through ebcdic, the access will be converted to | |
4755 | * latin1 first */ | |
4756 | EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */ | |
4757 | 0, 1, 2, 3, 4, 5, 6, 7, | |
4758 | 8, 9, 10, 11, 12, 13, 14, 15, | |
4759 | 16, 17, 18, 19, 20, 21, 22, 23, | |
4760 | 24, 25, 26, 27, 28, 29, 30, 31, | |
4761 | 32, 33, 34, 35, 36, 37, 38, 39, | |
4762 | 40, 41, 42, 43, 44, 45, 46, 47, | |
4763 | 48, 49, 50, 51, 52, 53, 54, 55, | |
4764 | 56, 57, 58, 59, 60, 61, 62, 63, | |
4765 | 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', | |
4766 | 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', | |
4767 | 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', | |
4768 | 'x', 'y', 'z', 91, 92, 93, 94, 95, | |
4769 | 96, 97, 98, 99, 100, 101, 102, 103, | |
4770 | 104, 105, 106, 107, 108, 109, 110, 111, | |
4771 | 112, 113, 114, 115, 116, 117, 118, 119, | |
4772 | 120, 121, 122, 123, 124, 125, 126, 127, | |
4773 | 128, 129, 130, 131, 132, 133, 134, 135, | |
4774 | 136, 137, 138, 139, 140, 141, 142, 143, | |
4775 | 144, 145, 146, 147, 148, 149, 150, 151, | |
4776 | 152, 153, 154, 155, 156, 157, 158, 159, | |
4777 | 160, 161, 162, 163, 164, 165, 166, 167, | |
4778 | 168, 169, 170, 171, 172, 173, 174, 175, | |
4779 | 176, 177, 178, 179, 180, 181, 182, 183, | |
4780 | 184, 185, 186, 187, 188, 189, 190, 191, | |
4781 | 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32, | |
4782 | 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32, | |
4783 | 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215, | |
4784 | 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223, | |
4785 | 224, 225, 226, 227, 228, 229, 230, 231, | |
4786 | 232, 233, 234, 235, 236, 237, 238, 239, | |
4787 | 240, 241, 242, 243, 244, 245, 246, 247, | |
4788 | 248, 249, 250, 251, 252, 253, 254, 255 | |
4789 | }; | |
4790 | ||
4791 | /* upper and title case of latin1 characters, modified so that the three tricky | |
4792 | * ones are mapped to 255 (which is one of the three) */ | |
4793 | EXTCONST unsigned char PL_mod_latin1_uc[] = { | |
4794 | 0, 1, 2, 3, 4, 5, 6, 7, | |
4795 | 8, 9, 10, 11, 12, 13, 14, 15, | |
4796 | 16, 17, 18, 19, 20, 21, 22, 23, | |
4797 | 24, 25, 26, 27, 28, 29, 30, 31, | |
4798 | 32, 33, 34, 35, 36, 37, 38, 39, | |
4799 | 40, 41, 42, 43, 44, 45, 46, 47, | |
4800 | 48, 49, 50, 51, 52, 53, 54, 55, | |
4801 | 56, 57, 58, 59, 60, 61, 62, 63, | |
4802 | 64, 65, 66, 67, 68, 69, 70, 71, | |
4803 | 72, 73, 74, 75, 76, 77, 78, 79, | |
4804 | 80, 81, 82, 83, 84, 85, 86, 87, | |
4805 | 88, 89, 90, 91, 92, 93, 94, 95, | |
4806 | 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G', | |
4807 | 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', | |
4808 | 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', | |
4809 | 'X', 'Y', 'Z', 123, 124, 125, 126, 127, | |
4810 | 128, 129, 130, 131, 132, 133, 134, 135, | |
4811 | 136, 137, 138, 139, 140, 141, 142, 143, | |
4812 | 144, 145, 146, 147, 148, 149, 150, 151, | |
4813 | 152, 153, 154, 155, 156, 157, 158, 159, | |
4814 | 160, 161, 162, 163, 164, 165, 166, 167, | |
4815 | 168, 169, 170, 171, 172, 173, 174, 175, | |
4816 | 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183, | |
4817 | 184, 185, 186, 187, 188, 189, 190, 191, | |
4818 | 192, 193, 194, 195, 196, 197, 198, 199, | |
4819 | 200, 201, 202, 203, 204, 205, 206, 207, | |
4820 | 208, 209, 210, 211, 212, 213, 214, 215, | |
4821 | 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/, | |
4822 | 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32, | |
4823 | 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32, | |
4824 | 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247, | |
4825 | 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255 | |
4826 | }; | |
1248eb9d | 4827 | #endif /* !EBCDIC, but still in DOINIT */ |
00f254e2 | 4828 | #else /* ! DOINIT */ |
1248eb9d | 4829 | # ifndef EBCDIC |
22c35a8c | 4830 | EXTCONST unsigned char PL_fold[]; |
3871f40b | 4831 | EXTCONST unsigned char PL_fold_latin1[]; |
00f254e2 KW |
4832 | EXTCONST unsigned char PL_mod_latin1_uc[]; |
4833 | EXTCONST unsigned char PL_latin1_lc[]; | |
1248eb9d | 4834 | # endif |
79072805 LW |
4835 | #endif |
4836 | ||
27da23d5 | 4837 | #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */ |
79072805 | 4838 | #ifdef DOINIT |
27da23d5 | 4839 | EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */ |
79072805 LW |
4840 | 0, 1, 2, 3, 4, 5, 6, 7, |
4841 | 8, 9, 10, 11, 12, 13, 14, 15, | |
4842 | 16, 17, 18, 19, 20, 21, 22, 23, | |
4843 | 24, 25, 26, 27, 28, 29, 30, 31, | |
4844 | 32, 33, 34, 35, 36, 37, 38, 39, | |
4845 | 40, 41, 42, 43, 44, 45, 46, 47, | |
4846 | 48, 49, 50, 51, 52, 53, 54, 55, | |
4847 | 56, 57, 58, 59, 60, 61, 62, 63, | |
4848 | 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', | |
4849 | 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', | |
4850 | 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', | |
4851 | 'x', 'y', 'z', 91, 92, 93, 94, 95, | |
4852 | 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G', | |
4853 | 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', | |
4854 | 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', | |
4855 | 'X', 'Y', 'Z', 123, 124, 125, 126, 127, | |
4856 | 128, 129, 130, 131, 132, 133, 134, 135, | |
4857 | 136, 137, 138, 139, 140, 141, 142, 143, | |
4858 | 144, 145, 146, 147, 148, 149, 150, 151, | |
4859 | 152, 153, 154, 155, 156, 157, 158, 159, | |
4860 | 160, 161, 162, 163, 164, 165, 166, 167, | |
4861 | 168, 169, 170, 171, 172, 173, 174, 175, | |
4862 | 176, 177, 178, 179, 180, 181, 182, 183, | |
4863 | 184, 185, 186, 187, 188, 189, 190, 191, | |
4864 | 192, 193, 194, 195, 196, 197, 198, 199, | |
4865 | 200, 201, 202, 203, 204, 205, 206, 207, | |
4866 | 208, 209, 210, 211, 212, 213, 214, 215, | |
4867 | 216, 217, 218, 219, 220, 221, 222, 223, | |
4868 | 224, 225, 226, 227, 228, 229, 230, 231, | |
4869 | 232, 233, 234, 235, 236, 237, 238, 239, | |
4870 | 240, 241, 242, 243, 244, 245, 246, 247, | |
4871 | 248, 249, 250, 251, 252, 253, 254, 255 | |
4872 | }; | |
4873 | #else | |
27da23d5 | 4874 | EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */ |
79072805 | 4875 | #endif |
27da23d5 | 4876 | #endif /* !PERL_GLOBAL_STRUCT */ |
79072805 LW |
4877 | |
4878 | #ifdef DOINIT | |
9d116dd7 | 4879 | #ifdef EBCDIC |
27da23d5 | 4880 | EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */ |
9d116dd7 JH |
4881 | 1, 2, 84, 151, 154, 155, 156, 157, |
4882 | 165, 246, 250, 3, 158, 7, 18, 29, | |
4883 | 40, 51, 62, 73, 85, 96, 107, 118, | |
4884 | 129, 140, 147, 148, 149, 150, 152, 153, | |
4885 | 255, 6, 8, 9, 10, 11, 12, 13, | |
4886 | 14, 15, 24, 25, 26, 27, 28, 226, | |
4887 | 29, 30, 31, 32, 33, 43, 44, 45, | |
4888 | 46, 47, 48, 49, 50, 76, 77, 78, | |
4889 | 79, 80, 81, 82, 83, 84, 85, 86, | |
4890 | 87, 94, 95, 234, 181, 233, 187, 190, | |
4891 | 180, 96, 97, 98, 99, 100, 101, 102, | |
4892 | 104, 112, 182, 174, 236, 232, 229, 103, | |
4893 | 228, 226, 114, 115, 116, 117, 118, 119, | |
4894 | 120, 121, 122, 235, 176, 230, 194, 162, | |
4895 | 130, 131, 132, 133, 134, 135, 136, 137, | |
4896 | 138, 139, 201, 205, 163, 217, 220, 224, | |
4897 | 5, 248, 227, 244, 242, 255, 241, 231, | |
4898 | 240, 253, 16, 197, 19, 20, 21, 187, | |
4899 | 23, 169, 210, 245, 237, 249, 247, 239, | |
4900 | 168, 252, 34, 196, 36, 37, 38, 39, | |
4901 | 41, 42, 251, 254, 238, 223, 221, 213, | |
4902 | 225, 177, 52, 53, 54, 55, 56, 57, | |
4903 | 58, 59, 60, 61, 63, 64, 65, 66, | |
4904 | 67, 68, 69, 70, 71, 72, 74, 75, | |
4905 | 205, 208, 186, 202, 200, 218, 198, 179, | |
4906 | 178, 214, 88, 89, 90, 91, 92, 93, | |
4907 | 217, 166, 170, 207, 199, 209, 206, 204, | |
4908 | 160, 212, 105, 106, 108, 109, 110, 111, | |
4909 | 203, 113, 216, 215, 192, 175, 193, 243, | |
4910 | 172, 161, 123, 124, 125, 126, 127, 128, | |
4911 | 222, 219, 211, 195, 188, 193, 185, 184, | |
4912 | 191, 183, 141, 142, 143, 144, 145, 146 | |
4913 | }; | |
4914 | #else /* ascii rather than ebcdic */ | |
22c35a8c | 4915 | EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */ |
79072805 LW |
4916 | 1, 2, 84, 151, 154, 155, 156, 157, |
4917 | 165, 246, 250, 3, 158, 7, 18, 29, | |
4918 | 40, 51, 62, 73, 85, 96, 107, 118, | |
4919 | 129, 140, 147, 148, 149, 150, 152, 153, | |
4920 | 255, 182, 224, 205, 174, 176, 180, 217, | |
4921 | 233, 232, 236, 187, 235, 228, 234, 226, | |
4922 | 222, 219, 211, 195, 188, 193, 185, 184, | |
4923 | 191, 183, 201, 229, 181, 220, 194, 162, | |
4924 | 163, 208, 186, 202, 200, 218, 198, 179, | |
4925 | 178, 214, 166, 170, 207, 199, 209, 206, | |
4926 | 204, 160, 212, 216, 215, 192, 175, 173, | |
4927 | 243, 172, 161, 190, 203, 189, 164, 230, | |
4928 | 167, 248, 227, 244, 242, 255, 241, 231, | |
4929 | 240, 253, 169, 210, 245, 237, 249, 247, | |
4930 | 239, 168, 252, 251, 254, 238, 223, 221, | |
4931 | 213, 225, 177, 197, 171, 196, 159, 4, | |
4932 | 5, 6, 8, 9, 10, 11, 12, 13, | |
4933 | 14, 15, 16, 17, 19, 20, 21, 22, | |
4934 | 23, 24, 25, 26, 27, 28, 30, 31, | |
4935 | 32, 33, 34, 35, 36, 37, 38, 39, | |
4936 | 41, 42, 43, 44, 45, 46, 47, 48, | |
4937 | 49, 50, 52, 53, 54, 55, 56, 57, | |
4938 | 58, 59, 60, 61, 63, 64, 65, 66, | |
4939 | 67, 68, 69, 70, 71, 72, 74, 75, | |
4940 | 76, 77, 78, 79, 80, 81, 82, 83, | |
4941 | 86, 87, 88, 89, 90, 91, 92, 93, | |
4942 | 94, 95, 97, 98, 99, 100, 101, 102, | |
4943 | 103, 104, 105, 106, 108, 109, 110, 111, | |
4944 | 112, 113, 114, 115, 116, 117, 119, 120, | |
4945 | 121, 122, 123, 124, 125, 126, 127, 128, | |
4946 | 130, 131, 132, 133, 134, 135, 136, 137, | |
4947 | 138, 139, 141, 142, 143, 144, 145, 146 | |
4948 | }; | |
9d116dd7 | 4949 | #endif |
79072805 | 4950 | #else |
22c35a8c | 4951 | EXTCONST unsigned char PL_freq[]; |
79072805 LW |
4952 | #endif |
4953 | ||
b0812ba3 DM |
4954 | /* Although only used for debugging, these constants must be available in |
4955 | * non-debugging builds too, since they're used in ext/re/re_exec.c, | |
4956 | * which has DEBUGGING enabled always */ | |
8990e307 | 4957 | #ifdef DOINIT |
27da23d5 | 4958 | EXTCONST char* const PL_block_type[] = { |
8990e307 | 4959 | "NULL", |
d01136d6 | 4960 | "WHEN", |
8990e307 | 4961 | "BLOCK", |
0d863452 | 4962 | "GIVEN", |
d01136d6 BS |
4963 | "LOOP_FOR", |
4964 | "LOOP_PLAIN", | |
4965 | "LOOP_LAZYSV", | |
4966 | "LOOP_LAZYIV", | |
76753e7f NC |
4967 | "SUB", |
4968 | "FORMAT", | |
4969 | "EVAL", | |
4970 | "SUBST" | |
8990e307 LW |
4971 | }; |
4972 | #else | |
22c35a8c | 4973 | EXTCONST char* PL_block_type[]; |
8990e307 | 4974 | #endif |
8990e307 | 4975 | |
b75885fd NC |
4976 | /* These are all the compile time options that affect binary compatibility. |
4977 | Other compile time options that are binary compatible are in perl.c | |
4978 | Both are combined for the output of perl -V | |
4979 | However, this string will be embedded in any shared perl library, which will | |
4980 | allow us add a comparison check in perlmain.c in the near future. */ | |
4981 | #ifdef DOINIT | |
4982 | EXTCONST char PL_bincompat_options[] = | |
4983 | # ifdef DEBUG_LEAKING_SCALARS | |
4984 | " DEBUG_LEAKING_SCALARS" | |
4985 | # endif | |
4986 | # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP | |
4987 | " DEBUG_LEAKING_SCALARS_FORK_DUMP" | |
4988 | # endif | |
eba804b9 NC |
4989 | # ifdef FCRYPT |
4990 | " FCRYPT" | |
4991 | # endif | |
4992 | # ifdef HAS_TIMES | |
4993 | " HAS_TIMES" | |
4994 | # endif | |
4995 | # ifdef HAVE_INTERP_INTERN | |
426f6eb2 | 4996 | " HAVE_INTERP_INTERN" |
eba804b9 | 4997 | # endif |
b75885fd NC |
4998 | # ifdef MULTIPLICITY |
4999 | " MULTIPLICITY" | |
5000 | # endif | |
5001 | # ifdef MYMALLOC | |
5002 | " MYMALLOC" | |
5003 | # endif | |
eba804b9 NC |
5004 | # ifdef PERLIO_LAYERS |
5005 | " PERLIO_LAYERS" | |
5006 | # endif | |
cb26ef7a MB |
5007 | # ifdef PERL_DEBUG_READONLY_COW |
5008 | " PERL_DEBUG_READONLY_COW" | |
5009 | # endif | |
b75885fd NC |
5010 | # ifdef PERL_DEBUG_READONLY_OPS |
5011 | " PERL_DEBUG_READONLY_OPS" | |
5012 | # endif | |
5013 | # ifdef PERL_GLOBAL_STRUCT | |
5014 | " PERL_GLOBAL_STRUCT" | |
5015 | # endif | |
59dba841 JH |
5016 | # ifdef PERL_GLOBAL_STRUCT_PRIVATE |
5017 | " PERL_GLOBAL_STRUCT_PRIVATE" | |
5018 | # endif | |
b75885fd NC |
5019 | # ifdef PERL_IMPLICIT_CONTEXT |
5020 | " PERL_IMPLICIT_CONTEXT" | |
5021 | # endif | |
5022 | # ifdef PERL_IMPLICIT_SYS | |
5023 | " PERL_IMPLICIT_SYS" | |
5024 | # endif | |
eba804b9 NC |
5025 | # ifdef PERL_MICRO |
5026 | " PERL_MICRO" | |
5027 | # endif | |
b75885fd NC |
5028 | # ifdef PERL_NEED_APPCTX |
5029 | " PERL_NEED_APPCTX" | |
5030 | # endif | |
5031 | # ifdef PERL_NEED_TIMESBASE | |
5032 | " PERL_NEED_TIMESBASE" | |
5033 | # endif | |
5034 | # ifdef PERL_OLD_COPY_ON_WRITE | |
5035 | " PERL_OLD_COPY_ON_WRITE" | |
5036 | # endif | |
5037 | # ifdef PERL_POISON | |
5038 | " PERL_POISON" | |
5039 | # endif | |
5b50f57e FC |
5040 | # ifdef PERL_SAWAMPERSAND |
5041 | " PERL_SAWAMPERSAND" | |
5042 | # endif | |
b75885fd NC |
5043 | # ifdef PERL_TRACK_MEMPOOL |
5044 | " PERL_TRACK_MEMPOOL" | |
5045 | # endif | |
5046 | # ifdef PERL_USES_PL_PIDSTATUS | |
5047 | " PERL_USES_PL_PIDSTATUS" | |
5048 | # endif | |
b75885fd NC |
5049 | # ifdef USE_64_BIT_ALL |
5050 | " USE_64_BIT_ALL" | |
5051 | # endif | |
5052 | # ifdef USE_64_BIT_INT | |
5053 | " USE_64_BIT_INT" | |
5054 | # endif | |
c7b392fa NC |
5055 | # ifdef USE_IEEE |
5056 | " USE_IEEE" | |
5057 | # endif | |
b75885fd NC |
5058 | # ifdef USE_ITHREADS |
5059 | " USE_ITHREADS" | |
5060 | # endif | |
5061 | # ifdef USE_LARGE_FILES | |
5062 | " USE_LARGE_FILES" | |
5063 | # endif | |
eba804b9 NC |
5064 | # ifdef USE_LOCALE_COLLATE |
5065 | " USE_LOCALE_COLLATE" | |
5066 | # endif | |
5067 | # ifdef USE_LOCALE_NUMERIC | |
5068 | " USE_LOCALE_NUMERIC" | |
5069 | # endif | |
56e45410 KW |
5070 | # ifdef USE_LOCALE_TIME |
5071 | " USE_LOCALE_TIME" | |
5072 | # endif | |
b75885fd NC |
5073 | # ifdef USE_LONG_DOUBLE |
5074 | " USE_LONG_DOUBLE" | |
5075 | # endif | |
5076 | # ifdef USE_PERLIO | |
5077 | " USE_PERLIO" | |
5078 | # endif | |
05b4a618 JH |
5079 | # ifdef USE_QUADMATH |
5080 | " USE_QUADMATH" | |
5081 | # endif | |
b75885fd NC |
5082 | # ifdef USE_REENTRANT_API |
5083 | " USE_REENTRANT_API" | |
5084 | # endif | |
b75885fd NC |
5085 | # ifdef USE_SOCKS |
5086 | " USE_SOCKS" | |
5087 | # endif | |
4f575702 CB |
5088 | # ifdef VMS_DO_SOCKETS |
5089 | " VMS_DO_SOCKETS" | |
4f575702 | 5090 | # endif |
e8b231c6 CB |
5091 | # ifdef VMS_SHORTEN_LONG_SYMBOLS |
5092 | " VMS_SHORTEN_LONG_SYMBOLS" | |
5093 | # endif | |
ad5e438d NC |
5094 | # ifdef VMS_WE_ARE_CASE_SENSITIVE |
5095 | " VMS_SYMBOL_CASE_AS_IS" | |
5096 | # endif | |
a68dd89e | 5097 | ""; |
b75885fd NC |
5098 | #else |
5099 | EXTCONST char PL_bincompat_options[]; | |
5100 | #endif | |
5101 | ||
ca7b837b SM |
5102 | #ifndef PERL_SET_PHASE |
5103 | # define PERL_SET_PHASE(new_phase) \ | |
cb3f8189 | 5104 | PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \ |
ca7b837b SM |
5105 | PL_phase = new_phase; |
5106 | #endif | |
5107 | ||
9ebf26ad FR |
5108 | /* The interpreter phases. If these ever change, PL_phase_names right below will |
5109 | * need to be updated accordingly. */ | |
5110 | enum perl_phase { | |
5111 | PERL_PHASE_CONSTRUCT = 0, | |
5112 | PERL_PHASE_START = 1, | |
5113 | PERL_PHASE_CHECK = 2, | |
5114 | PERL_PHASE_INIT = 3, | |
5115 | PERL_PHASE_RUN = 4, | |
5116 | PERL_PHASE_END = 5, | |
5117 | PERL_PHASE_DESTRUCT = 6 | |
5118 | }; | |
5119 | ||
5120 | #ifdef DOINIT | |
5121 | EXTCONST char *const PL_phase_names[] = { | |
5122 | "CONSTRUCT", | |
5123 | "START", | |
5124 | "CHECK", | |
5125 | "INIT", | |
5126 | "RUN", | |
5127 | "END", | |
5128 | "DESTRUCT" | |
5129 | }; | |
5130 | #else | |
5131 | EXTCONST char *const PL_phase_names[]; | |
5132 | #endif | |
5133 | ||
627364f1 FR |
5134 | #ifndef PERL_CORE |
5135 | /* Do not use this macro. It only exists for extensions that rely on PL_dirty | |
5136 | * instead of using the newer PL_phase, which provides everything PL_dirty | |
5137 | * provided, and more. */ | |
5138 | # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT) | |
66978156 FC |
5139 | |
5140 | # define PL_amagic_generation PL_na | |
627364f1 FR |
5141 | #endif /* !PERL_CORE */ |
5142 | ||
823ac2c8 FC |
5143 | #define PL_hints PL_compiling.cop_hints |
5144 | ||
73c4f7a1 GS |
5145 | END_EXTERN_C |
5146 | ||
79072805 LW |
5147 | /*****************************************************************************/ |
5148 | /* This lexer/parser stuff is currently global since yacc is hard to reenter */ | |
5149 | /*****************************************************************************/ | |
8990e307 | 5150 | /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */ |
79072805 | 5151 | |
d4c3c482 | 5152 | #ifdef __Lynx__ |
9cffb111 OS |
5153 | /* LynxOS defines these in scsi.h which is included via ioctl.h */ |
5154 | #ifdef FORMAT | |
5155 | #undef FORMAT | |
5156 | #endif | |
5157 | #ifdef SPACE | |
5158 | #undef SPACE | |
5159 | #endif | |
d4c3c482 | 5160 | #endif |
9cffb111 | 5161 | |
fb73857a | 5162 | #define LEX_NOTPARSING 11 /* borrowed from toke.c */ |
5163 | ||
79072805 LW |
5164 | typedef enum { |
5165 | XOPERATOR, | |
5166 | XTERM, | |
79072805 | 5167 | XREF, |
8990e307 | 5168 | XSTATE, |
a0d0e21e | 5169 | XBLOCK, |
09bef843 SB |
5170 | XATTRBLOCK, |
5171 | XATTRTERM, | |
6f33ba73 | 5172 | XTERMBLOCK, |
b5b6210a | 5173 | XBLOCKTERM, |
89f35911 | 5174 | XPOSTDEREF, |
6f33ba73 | 5175 | XTERMORDORDOR /* evil hack */ |
27308ded | 5176 | /* update exp_name[] in toke.c if adding to this enum */ |
79072805 LW |
5177 | } expectation; |
5178 | ||
d5ec2987 NC |
5179 | /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer |
5180 | special and there is no need for HINT_PRIVATE_MASK for COPs | |
538e84ed KW |
5181 | However, bitops store HINT_INTEGER in their op_private. |
5182 | ||
5183 | NOTE: The typical module using these has the bit value hard-coded, so don't | |
d6ded950 KW |
5184 | blindly change the values of these. |
5185 | ||
5186 | If we run out of bits, the 2 locale ones could be combined. The PARTIAL one | |
5187 | is for "use locale 'FOO'" which excludes some categories. It requires going | |
5188 | to %^H to find out which are in and which are out. This could be extended | |
5189 | for the normal case of a plain HINT_LOCALE, so that %^H would be used for | |
5190 | any locale form. */ | |
9cfe5470 RGS |
5191 | #define HINT_INTEGER 0x00000001 /* integer pragma */ |
5192 | #define HINT_STRICT_REFS 0x00000002 /* strict pragma */ | |
5193 | #define HINT_LOCALE 0x00000004 /* locale pragma */ | |
5194 | #define HINT_BYTES 0x00000008 /* bytes pragma */ | |
d6ded950 | 5195 | #define HINT_LOCALE_PARTIAL 0x00000010 /* locale, but a subset of categories */ |
894ea76b FC |
5196 | |
5197 | #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */ | |
5198 | #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */ | |
5199 | #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */ | |
85e6fe83 LW |
5200 | |
5201 | #define HINT_BLOCK_SCOPE 0x00000100 | |
9cfe5470 RGS |
5202 | #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */ |
5203 | #define HINT_STRICT_VARS 0x00000400 /* strict pragma */ | |
1863b879 | 5204 | #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */ |
85e6fe83 | 5205 | |
9cfe5470 | 5206 | /* The HINT_NEW_* constants are used by the overload pragma */ |
b3ac6de7 IZ |
5207 | #define HINT_NEW_INTEGER 0x00001000 |
5208 | #define HINT_NEW_FLOAT 0x00002000 | |
5209 | #define HINT_NEW_BINARY 0x00004000 | |
5210 | #define HINT_NEW_STRING 0x00008000 | |
5211 | #define HINT_NEW_RE 0x00010000 | |
5212 | #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */ | |
8b850bd5 NC |
5213 | #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */ |
5214 | #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */ | |
b3ac6de7 | 5215 | |
9cfe5470 RGS |
5216 | #define HINT_RE_TAINT 0x00100000 /* re pragma */ |
5217 | #define HINT_RE_EVAL 0x00200000 /* re pragma */ | |
b3eb6a9b | 5218 | |
9cfe5470 RGS |
5219 | #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */ |
5220 | #define HINT_UTF8 0x00800000 /* utf8 pragma */ | |
5ff3f7a4 | 5221 | |
e46c382e YK |
5222 | #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */ |
5223 | ||
1e215989 FC |
5224 | #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */ |
5225 | ||
a803b9b4 FC |
5226 | #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */ |
5227 | ||
15da1ccf FC |
5228 | /* Note: Used for HINT_M_VMSISH_*, |
5229 | currently defined by vms/vmsish.h: | |
894ea76b FC |
5230 | 0x40000000 |
5231 | 0x80000000 | |
5232 | */ | |
d1718a7c | 5233 | |
0239f47c | 5234 | /* The following are stored in $^H{sort}, not in PL_hints */ |
84d4ea48 JH |
5235 | #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */ |
5236 | #define HINT_SORT_QUICKSORT 0x00000001 | |
5237 | #define HINT_SORT_MERGESORT 0x00000002 | |
c53fc8a6 | 5238 | #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */ |
84d4ea48 | 5239 | |
d3b97530 DM |
5240 | /* flags for PL_sawampersand */ |
5241 | ||
5242 | #define SAWAMPERSAND_LEFT 1 /* saw $` */ | |
5243 | #define SAWAMPERSAND_MIDDLE 2 /* saw $& */ | |
5244 | #define SAWAMPERSAND_RIGHT 4 /* saw $' */ | |
5245 | ||
1a904fc8 FC |
5246 | #ifndef PERL_SAWAMPERSAND |
5247 | # define PL_sawampersand \ | |
5248 | (SAWAMPERSAND_LEFT|SAWAMPERSAND_MIDDLE|SAWAMPERSAND_RIGHT) | |
5249 | #endif | |
5250 | ||
a6d69523 TC |
5251 | /* Used for debugvar magic */ |
5252 | #define DBVARMG_SINGLE 0 | |
5253 | #define DBVARMG_TRACE 1 | |
5254 | #define DBVARMG_SIGNAL 2 | |
5255 | #define DBVARMG_COUNT 3 | |
5256 | ||
5257 | #define PL_DBsingle_iv (PL_DBcontrol[DBVARMG_SINGLE]) | |
5258 | #define PL_DBtrace_iv (PL_DBcontrol[DBVARMG_TRACE]) | |
5259 | #define PL_DBsignal_iv (PL_DBcontrol[DBVARMG_SIGNAL]) | |
5260 | ||
8bfdd7d9 | 5261 | /* Various states of the input record separator SV (rs) */ |
d4cce5f1 | 5262 | #define RsSNARF(sv) (! SvOK(sv)) |
af7d13df MG |
5263 | #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv))) |
5264 | #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv)) | |
5b2b9c68 | 5265 | #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0)) |
79072805 | 5266 | |
128e8167 | 5267 | /* A struct for keeping various DEBUGGING related stuff, |
ce333219 | 5268 | * neatly packed. Currently only scratch variables for |
128e8167 JH |
5269 | * constructing debug output are included. Needed always, |
5270 | * not just when DEBUGGING, though, because of the re extension. c*/ | |
ce333219 JH |
5271 | struct perl_debug_pad { |
5272 | SV pad[3]; | |
5273 | }; | |
5274 | ||
5275 | #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i]) | |
a5c57919 RGS |
5276 | #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \ |
5277 | (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \ | |
5278 | PERL_DEBUG_PAD(i)) | |
ce333219 | 5279 | |
56953603 | 5280 | /* Enable variables which are pointers to functions */ |
16c91539 BM |
5281 | typedef void (*peep_t)(pTHX_ OP* o); |
5282 | typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm); | |
5283 | typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg, | |
0cb96387 GS |
5284 | char* strend, char* strbeg, I32 minend, |
5285 | SV* screamer, void* data, U32 flags); | |
16c91539 | 5286 | typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv, |
f722798b IZ |
5287 | char *strpos, char *strend, |
5288 | U32 flags, | |
9f61653a | 5289 | re_scream_pos_data *d); |
16c91539 BM |
5290 | typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog); |
5291 | typedef void (*regfree_t) (pTHX_ struct regexp* r); | |
5292 | typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param); | |
a932d541 | 5293 | typedef I32 (*re_fold_t)(const char *, char const *, I32); |
56953603 | 5294 | |
c76ac1ee | 5295 | typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*); |
acfe0abc | 5296 | typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*); |
f30de749 | 5297 | typedef void (*SVFUNC_t) (pTHX_ SV* const); |
31e9e0a3 | 5298 | typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const); |
acfe0abc GS |
5299 | typedef void (*XSINIT_t) (pTHX); |
5300 | typedef void (*ATEXIT_t) (pTHX_ void*); | |
5301 | typedef void (*XSUBADDR_t) (pTHX_ CV *); | |
15e52e56 | 5302 | |
16c91539 BM |
5303 | typedef OP* (*Perl_ppaddr_t)(pTHX); |
5304 | typedef OP* (*Perl_check_t) (pTHX_ OP*); | |
5305 | typedef void(*Perl_ophook_t)(pTHX_ OP*); | |
5306 | typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**); | |
1830b3d9 | 5307 | typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *); |
88e1f1a2 | 5308 | |
d67594ff FC |
5309 | typedef void(*globhook_t)(pTHX); |
5310 | ||
88e1f1a2 JV |
5311 | #define KEYWORD_PLUGIN_DECLINE 0 |
5312 | #define KEYWORD_PLUGIN_STMT 1 | |
5313 | #define KEYWORD_PLUGIN_EXPR 2 | |
22239a37 | 5314 | |
58a50f62 GS |
5315 | /* Interpreter exitlist entry */ |
5316 | typedef struct exitlistentry { | |
acfe0abc | 5317 | void (*fn) (pTHX_ void*); |
58a50f62 GS |
5318 | void *ptr; |
5319 | } PerlExitListEntry; | |
5320 | ||
aadb217d JH |
5321 | /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */ |
5322 | /* These have to be before perlvars.h */ | |
5323 | #if !defined(HAS_SIGACTION) && defined(VMS) | |
5324 | # define FAKE_PERSISTENT_SIGNAL_HANDLERS | |
5325 | #endif | |
5326 | /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */ | |
5327 | #if defined(KILL_BY_SIGPRC) | |
5328 | # define FAKE_DEFAULT_SIGNAL_HANDLERS | |
5329 | #endif | |
5330 | ||
8c1cc017 NC |
5331 | #if !defined(MULTIPLICITY) |
5332 | ||
5333 | struct interpreter { | |
5334 | char broiled; | |
22239a37 NIS |
5335 | }; |
5336 | ||
8c1cc017 | 5337 | #else |
22239a37 | 5338 | |
d460ef45 | 5339 | /* If we have multiple interpreters define a struct |
d4cce5f1 | 5340 | holding variables which must be per-interpreter |
d460ef45 | 5341 | If we don't have threads anything that would have |
d4cce5f1 NIS |
5342 | be per-thread is per-interpreter. |
5343 | */ | |
5344 | ||
8c1cc017 | 5345 | /* Set up PERLVAR macros for populating structs */ |
115ff745 | 5346 | # define PERLVAR(prefix,var,type) type prefix##var; |
eb42f199 KW |
5347 | |
5348 | /* 'var' is an array of length 'n' */ | |
115ff745 | 5349 | # define PERLVARA(prefix,var,n,type) type prefix##var[n]; |
eb42f199 KW |
5350 | |
5351 | /* initialize 'var' to init' */ | |
115ff745 | 5352 | # define PERLVARI(prefix,var,type,init) type prefix##var; |
eb42f199 KW |
5353 | |
5354 | /* like PERLVARI, but make 'var' a const */ | |
115ff745 | 5355 | # define PERLVARIC(prefix,var,type,init) type prefix##var; |
8c1cc017 | 5356 | |
79072805 | 5357 | struct interpreter { |
7766f137 | 5358 | # include "intrpvar.h" |
49f531da | 5359 | }; |
d4cce5f1 | 5360 | |
724cf8d6 NC |
5361 | EXTCONST U16 PL_interp_size |
5362 | INIT(sizeof(struct interpreter)); | |
5363 | ||
5364 | # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \ | |
5365 | STRUCT_OFFSET(struct interpreter, member) + \ | |
5366 | sizeof(((struct interpreter*)0)->member) | |
5367 | ||
5368 | /* This will be useful for subsequent releases, because this has to be the | |
5369 | same in your libperl as in main(), else you have a mismatch and must abort. | |
5370 | */ | |
d399cf59 NC |
5371 | EXTCONST U16 PL_interp_size_5_18_0 |
5372 | INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_18_0_INTERP_MEMBER)); | |
724cf8d6 NC |
5373 | |
5374 | ||
8c1cc017 NC |
5375 | # ifdef PERL_GLOBAL_STRUCT |
5376 | /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined, | |
5377 | hence it's safe and sane to nest this within #ifdef MULTIPLICITY */ | |
5378 | ||
5379 | struct perl_vars { | |
5380 | # include "perlvars.h" | |
49f531da | 5381 | }; |
8c1cc017 | 5382 | |
724cf8d6 NC |
5383 | EXTCONST U16 PL_global_struct_size |
5384 | INIT(sizeof(struct perl_vars)); | |
5385 | ||
8c1cc017 NC |
5386 | # ifdef PERL_CORE |
5387 | # ifndef PERL_GLOBAL_STRUCT_PRIVATE | |
5388 | EXT struct perl_vars PL_Vars; | |
5389 | EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars); | |
5390 | # undef PERL_GET_VARS | |
5391 | # define PERL_GET_VARS() PL_VarsPtr | |
5392 | # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */ | |
5393 | # else /* PERL_CORE */ | |
5394 | # if !defined(__GNUC__) || !defined(WIN32) | |
5395 | EXT | |
5396 | # endif /* WIN32 */ | |
5397 | struct perl_vars *PL_VarsPtr; | |
5398 | # define PL_Vars (*((PL_VarsPtr) \ | |
5399 | ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX)))) | |
5400 | # endif /* PERL_CORE */ | |
5401 | # endif /* PERL_GLOBAL_STRUCT */ | |
79072805 | 5402 | |
22239a37 | 5403 | /* Done with PERLVAR macros for now ... */ |
8c1cc017 NC |
5404 | # undef PERLVAR |
5405 | # undef PERLVARA | |
5406 | # undef PERLVARI | |
5407 | # undef PERLVARIC | |
8c1cc017 NC |
5408 | |
5409 | #endif /* MULTIPLICITY */ | |
79072805 | 5410 | |
f7fe979e | 5411 | struct tempsym; /* defined in pp_pack.c */ |
49704364 | 5412 | |
22239a37 | 5413 | #include "thread.h" |
79072805 | 5414 | #include "pp.h" |
864dbfa3 GS |
5415 | |
5416 | #ifndef PERL_CALLCONV | |
a0c21aa1 JH |
5417 | # ifdef __cplusplus |
5418 | # define PERL_CALLCONV extern "C" | |
5419 | # else | |
5420 | # define PERL_CALLCONV | |
5421 | # endif | |
d460ef45 | 5422 | #endif |
12a2785c DD |
5423 | #ifndef PERL_CALLCONV_NO_RET |
5424 | # define PERL_CALLCONV_NO_RET PERL_CALLCONV | |
5425 | #endif | |
5426 | ||
98c015b7 DD |
5427 | /* PERL_STATIC_NO_RET is supposed to be equivalent to STATIC on builds that |
5428 | dont have a noreturn as a declaration specifier | |
5429 | */ | |
5430 | #ifndef PERL_STATIC_NO_RET | |
5431 | # define PERL_STATIC_NO_RET STATIC | |
5432 | #endif | |
5433 | /* PERL_STATIC_NO_RET is supposed to be equivalent to PERL_STATIC_INLINE on | |
5434 | builds that dont have a noreturn as a declaration specifier | |
5435 | */ | |
5436 | #ifndef PERL_STATIC_INLINE_NO_RET | |
5437 | # define PERL_STATIC_INLINE_NO_RET PERL_STATIC_INLINE | |
5438 | #endif | |
5439 | ||
5440 | ||
0cb96387 GS |
5441 | #undef PERL_CKDEF |
5442 | #undef PERL_PPDEF | |
0159f81b JH |
5443 | #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o); |
5444 | #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX); | |
0cb96387 | 5445 | |
158cfab6 JD |
5446 | #ifdef MYMALLOC |
5447 | # include "malloc_ctl.h" | |
5448 | #endif | |
5449 | ||
7766f137 | 5450 | #include "proto.h" |
864dbfa3 | 5451 | |
0cb96387 | 5452 | /* this has structure inits, so it cannot be included before here */ |
acfe0abc | 5453 | #include "opcode.h" |
864dbfa3 | 5454 | |
d4cce5f1 NIS |
5455 | /* The following must follow proto.h as #defines mess up syntax */ |
5456 | ||
22c35a8c GS |
5457 | #if !defined(PERL_FOR_X2P) |
5458 | # include "embedvar.h" | |
5459 | #endif | |
d4cce5f1 | 5460 | |
d460ef45 | 5461 | /* Now include all the 'global' variables |
d4cce5f1 | 5462 | * If we don't have threads or multiple interpreters |
d460ef45 | 5463 | * these include variables that would have been their struct-s |
d4cce5f1 | 5464 | */ |
d460ef45 | 5465 | |
115ff745 NC |
5466 | #define PERLVAR(prefix,var,type) EXT type PL_##var; |
5467 | #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n]; | |
5468 | #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init); | |
5469 | #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init); | |
d4cce5f1 | 5470 | |
acfe0abc | 5471 | #if !defined(MULTIPLICITY) |
7766f137 | 5472 | START_EXTERN_C |
066ef5b5 | 5473 | # include "intrpvar.h" |
7766f137 | 5474 | END_EXTERN_C |
22239a37 NIS |
5475 | #endif |
5476 | ||
24792b8d NC |
5477 | #ifdef PERL_CORE |
5478 | /* All core uses now exterminated. Ensure no zombies can return: */ | |
5479 | # undef PL_na | |
5480 | #endif | |
5481 | ||
f9293c5b NC |
5482 | /* Now all the config stuff is setup we can include embed.h |
5483 | In particular, need the relevant *ish file included already, as it may | |
5484 | define HAVE_INTERP_INTERN */ | |
5485 | #include "embed.h" | |
22239a37 | 5486 | |
c5be433b GS |
5487 | #ifndef PERL_GLOBAL_STRUCT |
5488 | START_EXTERN_C | |
5489 | ||
5490 | # include "perlvars.h" | |
5491 | ||
5492 | END_EXTERN_C | |
5493 | #endif | |
5494 | ||
d4cce5f1 | 5495 | #undef PERLVAR |
51371543 | 5496 | #undef PERLVARA |
d4cce5f1 | 5497 | #undef PERLVARI |
0f3f18a6 | 5498 | #undef PERLVARIC |
79072805 | 5499 | |
db6e00bd DD |
5500 | #if !defined(MULTIPLICITY) |
5501 | /* Set up PERLVAR macros for populating structs */ | |
5502 | # define PERLVAR(prefix,var,type) type prefix##var; | |
5503 | /* 'var' is an array of length 'n' */ | |
5504 | # define PERLVARA(prefix,var,n,type) type prefix##var[n]; | |
5505 | /* initialize 'var' to init' */ | |
5506 | # define PERLVARI(prefix,var,type,init) type prefix##var; | |
5507 | /* like PERLVARI, but make 'var' a const */ | |
5508 | # define PERLVARIC(prefix,var,type,init) type prefix##var; | |
5509 | ||
5510 | /* this is never instantiated, is it just used for sizeof(struct PerlHandShakeInterpreter) */ | |
5511 | struct PerlHandShakeInterpreter { | |
5512 | # include "intrpvar.h" | |
5513 | }; | |
5514 | # undef PERLVAR | |
5515 | # undef PERLVARA | |
5516 | # undef PERLVARI | |
5517 | # undef PERLVARIC | |
5518 | #endif | |
5519 | ||
73c4f7a1 GS |
5520 | START_EXTERN_C |
5521 | ||
af2f0da9 NC |
5522 | /* dummy variables that hold pointers to both runops functions, thus forcing |
5523 | * them *both* to get linked in (useful for Peek.xs, debugging etc) */ | |
5524 | ||
5525 | EXTCONST runops_proc_t PL_runops_std | |
5526 | INIT(Perl_runops_standard); | |
5527 | EXTCONST runops_proc_t PL_runops_dbg | |
5528 | INIT(Perl_runops_debug); | |
5529 | ||
bc028b6b JH |
5530 | /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the |
5531 | * magic vtables const, but this is incompatible with SWIG which | |
5532 | * does want to modify the vtables. */ | |
5533 | #ifdef PERL_GLOBAL_STRUCT_PRIVATE | |
5534 | # define EXT_MGVTBL EXTCONST MGVTBL | |
5535 | #else | |
5536 | # define EXT_MGVTBL EXT MGVTBL | |
5537 | #endif | |
5538 | ||
82ff486e | 5539 | #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40 |
e0a73de4 NC |
5540 | #define PERL_MAGIC_VALUE_MAGIC 0x80 |
5541 | #define PERL_MAGIC_VTABLE_MASK 0x3F | |
82ff486e NC |
5542 | #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \ |
5543 | (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE) | |
e0a73de4 NC |
5544 | #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \ |
5545 | (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC) | |
5546 | ||
8b09643d | 5547 | #include "mg_vtable.h" |
6f83ef0e NC |
5548 | |
5549 | #ifdef DOINIT | |
5550 | EXTCONST U8 PL_magic_data[256] = | |
dde5ec2c NC |
5551 | # ifdef PERL_MICRO |
5552 | # include "umg_data.h" | |
5553 | # else | |
5554 | # include "mg_data.h" | |
5555 | # endif | |
6f83ef0e NC |
5556 | ; |
5557 | #else | |
5558 | EXTCONST U8 PL_magic_data[256]; | |
5559 | #endif | |
5560 | ||
f1fb8741 | 5561 | #ifdef DOINIT |
e94d9b54 | 5562 | /* NL IV NV PV INV PI PN MG RX GV LV AV HV CV FM IO */ |
f1fb8741 | 5563 | EXTCONST bool |
e94d9b54 | 5564 | PL_valid_types_IVX[] = { 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 }; |
f1fb8741 | 5565 | EXTCONST bool |
e94d9b54 | 5566 | PL_valid_types_NVX[] = { 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 }; |
f1fb8741 | 5567 | EXTCONST bool |
d361b004 | 5568 | PL_valid_types_PVX[] = { 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1 }; |
f1fb8741 | 5569 | EXTCONST bool |
e94d9b54 | 5570 | PL_valid_types_RV[] = { 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 }; |
f1fb8741 | 5571 | EXTCONST bool |
e94d9b54 | 5572 | PL_valid_types_IV_set[] = { 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 }; |
f1fb8741 | 5573 | EXTCONST bool |
e94d9b54 | 5574 | PL_valid_types_NV_set[] = { 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 }; |
f1fb8741 DM |
5575 | |
5576 | #else | |
5577 | ||
5578 | EXTCONST bool PL_valid_types_IVX[]; | |
5579 | EXTCONST bool PL_valid_types_NVX[]; | |
5580 | EXTCONST bool PL_valid_types_PVX[]; | |
5581 | EXTCONST bool PL_valid_types_RV[]; | |
5582 | EXTCONST bool PL_valid_types_IV_set[]; | |
5583 | EXTCONST bool PL_valid_types_NV_set[]; | |
5584 | ||
5585 | #endif | |
5586 | ||
cf6e31e9 DM |
5587 | |
5588 | /* if these never got defined, they need defaults */ | |
5589 | #ifndef PERL_SET_CONTEXT | |
5590 | # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i) | |
5591 | #endif | |
5592 | ||
5593 | #ifndef PERL_GET_CONTEXT | |
5594 | # define PERL_GET_CONTEXT PERL_GET_INTERP | |
5595 | #endif | |
5596 | ||
5597 | #ifndef PERL_GET_THX | |
5598 | # define PERL_GET_THX ((void*)NULL) | |
5599 | #endif | |
5600 | ||
5601 | #ifndef PERL_SET_THX | |
5602 | # define PERL_SET_THX(t) NOOP | |
5603 | #endif | |
5604 | ||
5605 | ||
c7627e6d NC |
5606 | #ifndef PERL_NO_INLINE_FUNCTIONS |
5607 | /* Static inline funcs that depend on includes and declarations above. | |
5608 | Some of these reference functions in the perl object files, and some | |
5609 | compilers aren't smart enough to eliminate unused static inline | |
5610 | functions, so including this file in source code can cause link errors | |
5611 | even if the source code uses none of the functions. Hence including these | |
5612 | can be be suppressed by setting PERL_NO_INLINE_FUNCTIONS. Doing this will | |
5613 | (obviously) result in unworkable XS code, but allows simple probing code | |
5614 | to continue to work, because it permits tests to include the perl headers | |
5615 | for definitions without creating a link dependency on the perl library | |
5616 | (which may not exist yet). | |
5617 | */ | |
5618 | ||
5619 | # include "inline.h" | |
5620 | #endif | |
f1fb8741 | 5621 | |
bab3dc31 | 5622 | #include "overload.h" |
a0d0e21e | 5623 | |
73c4f7a1 GS |
5624 | END_EXTERN_C |
5625 | ||
a6006777 | 5626 | struct am_table { |
8978b4ac NC |
5627 | U8 flags; |
5628 | U8 fallback; | |
5629 | U16 spare; | |
eb160463 | 5630 | U32 was_ok_sub; |
9bd87817 | 5631 | CV* table[NofAMmeth]; |
a0d0e21e | 5632 | }; |
a6006777 | 5633 | struct am_table_short { |
8978b4ac NC |
5634 | U8 flags; |
5635 | U8 fallback; | |
5636 | U16 spare; | |
eb160463 | 5637 | U32 was_ok_sub; |
a6006777 | 5638 | }; |
a0d0e21e | 5639 | typedef struct am_table AMT; |
a6006777 | 5640 | typedef struct am_table_short AMTS; |
a0d0e21e LW |
5641 | |
5642 | #define AMGfallNEVER 1 | |
5643 | #define AMGfallNO 2 | |
5644 | #define AMGfallYES 3 | |
5645 | ||
a6006777 | 5646 | #define AMTf_AMAGIC 1 |
5647 | #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC) | |
5648 | #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC) | |
5649 | #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC) | |
5650 | ||
32251b26 | 5651 | #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg)) |
c0315cdf JH |
5652 | |
5653 | /* | |
5654 | * some compilers like to redefine cos et alia as faster | |
5655 | * (and less accurate?) versions called F_cos et cetera (Quidquid | |
5656 | * latine dictum sit, altum viditur.) This trick collides with | |
5657 | * the Perl overloading (amg). The following #defines fool both. | |
5658 | */ | |
5659 | ||
5660 | #ifdef _FASTMATH | |
5661 | # ifdef atan2 | |
5662 | # define F_atan2_amg atan2_amg | |
5663 | # endif | |
5664 | # ifdef cos | |
5665 | # define F_cos_amg cos_amg | |
5666 | # endif | |
5667 | # ifdef exp | |
5668 | # define F_exp_amg exp_amg | |
5669 | # endif | |
5670 | # ifdef log | |
5671 | # define F_log_amg log_amg | |
5672 | # endif | |
5673 | # ifdef pow | |
5674 | # define F_pow_amg pow_amg | |
5675 | # endif | |
5676 | # ifdef sin | |
5677 | # define F_sin_amg sin_amg | |
5678 | # endif | |
5679 | # ifdef sqrt | |
5680 | # define F_sqrt_amg sqrt_amg | |
5681 | # endif | |
5682 | #endif /* _FASTMATH */ | |
5683 | ||
83ee9e09 GS |
5684 | #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \ |
5685 | PERLDBf_NOOPT | PERLDBf_INTER | \ | |
5686 | PERLDBf_SUBLINE| PERLDBf_SINGLE| \ | |
b8fcbefe NC |
5687 | PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \ |
5688 | PERLDBf_SAVESRC) | |
925cfbb8 | 5689 | /* No _NONAME, _GOTO */ |
83ee9e09 GS |
5690 | #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */ |
5691 | #define PERLDBf_LINE 0x02 /* Keep line # */ | |
5692 | #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */ | |
5693 | #define PERLDBf_INTER 0x08 /* Preserve more data for | |
5694 | later inspections */ | |
5695 | #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */ | |
5696 | #define PERLDBf_SINGLE 0x20 /* Start with single-step on */ | |
5697 | #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */ | |
5698 | #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */ | |
5699 | #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */ | |
5700 | #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */ | |
b8fcbefe | 5701 | #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */ |
486ec47a | 5702 | #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */ |
c30d8139 | 5703 | #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */ |
84902520 | 5704 | |
8bd38399 DD |
5705 | #define PERLDB_SUB (PL_perldb & PERLDBf_SUB) |
5706 | #define PERLDB_LINE (PL_perldb & PERLDBf_LINE) | |
5707 | #define PERLDB_NOOPT (PL_perldb & PERLDBf_NOOPT) | |
5708 | #define PERLDB_INTER (PL_perldb & PERLDBf_INTER) | |
5709 | #define PERLDB_SUBLINE (PL_perldb & PERLDBf_SUBLINE) | |
5710 | #define PERLDB_SINGLE (PL_perldb & PERLDBf_SINGLE) | |
5711 | #define PERLDB_SUB_NN (PL_perldb & PERLDBf_NONAME) | |
5712 | #define PERLDB_GOTO (PL_perldb & PERLDBf_GOTO) | |
5713 | #define PERLDB_NAMEEVAL (PL_perldb & PERLDBf_NAMEEVAL) | |
5714 | #define PERLDB_NAMEANON (PL_perldb & PERLDBf_NAMEANON) | |
5715 | #define PERLDB_SAVESRC (PL_perldb & PERLDBf_SAVESRC) | |
5716 | #define PERLDB_SAVESRC_NOSUBS (PL_perldb & PERLDBf_SAVESRC_NOSUBS) | |
5717 | #define PERLDB_SAVESRC_INVALID (PL_perldb & PERLDBf_SAVESRC_INVALID) | |
bbce6d69 | 5718 | |
91191cf7 | 5719 | #ifdef USE_LOCALE |
d6ded950 | 5720 | /* These locale things are all subject to change */ |
c8bf5ca7 | 5721 | /* Returns TRUE if the plain locale pragma without a parameter is in effect |
66cbab2c | 5722 | */ |
6d62ead0 | 5723 | # define IN_LOCALE_RUNTIME cBOOL(CopHINTS_get(PL_curcop) & HINT_LOCALE) |
66cbab2c | 5724 | |
c8bf5ca7 | 5725 | /* Returns TRUE if either form of the locale pragma is in effect */ |
6d62ead0 | 5726 | # define IN_SOME_LOCALE_FORM_RUNTIME \ |
d6ded950 | 5727 | cBOOL(CopHINTS_get(PL_curcop) & (HINT_LOCALE|HINT_LOCALE_PARTIAL)) |
66cbab2c | 5728 | |
6d62ead0 KW |
5729 | # define IN_LOCALE_COMPILETIME cBOOL(PL_hints & HINT_LOCALE) |
5730 | # define IN_SOME_LOCALE_FORM_COMPILETIME \ | |
d6ded950 | 5731 | cBOOL(PL_hints & (HINT_LOCALE|HINT_LOCALE_PARTIAL)) |
2de3dbcc | 5732 | |
6d62ead0 | 5733 | # define IN_LOCALE \ |
923e4eb5 | 5734 | (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME) |
6d62ead0 | 5735 | # define IN_SOME_LOCALE_FORM \ |
66cbab2c KW |
5736 | (IN_PERL_COMPILETIME ? IN_SOME_LOCALE_FORM_COMPILETIME \ |
5737 | : IN_SOME_LOCALE_FORM_RUNTIME) | |
2de3dbcc | 5738 | |
6d62ead0 KW |
5739 | # define IN_LC_ALL_COMPILETIME IN_LOCALE_COMPILETIME |
5740 | # define IN_LC_ALL_RUNTIME IN_LOCALE_RUNTIME | |
5741 | ||
5742 | # define IN_LC_PARTIAL_COMPILETIME cBOOL(PL_hints & HINT_LOCALE_PARTIAL) | |
5743 | # define IN_LC_PARTIAL_RUNTIME \ | |
5744 | cBOOL(CopHINTS_get(PL_curcop) & HINT_LOCALE_PARTIAL) | |
5745 | ||
5746 | # define IN_LC_COMPILETIME(category) \ | |
5747 | (IN_LC_ALL_COMPILETIME || (IN_LC_PARTIAL_COMPILETIME \ | |
5748 | && _is_in_locale_category(TRUE, (category)))) | |
5749 | # define IN_LC_RUNTIME(category) \ | |
5750 | (IN_LC_ALL_RUNTIME || (IN_LC_PARTIAL_RUNTIME \ | |
5751 | && _is_in_locale_category(FALSE, (category)))) | |
5752 | # define IN_LC(category) \ | |
5753 | (IN_LC_COMPILETIME(category) || IN_LC_RUNTIME(category)) | |
d6ded950 | 5754 | |
91191cf7 KW |
5755 | #else /* No locale usage */ |
5756 | # define IN_LOCALE_RUNTIME 0 | |
5757 | # define IN_SOME_LOCALE_FORM_RUNTIME 0 | |
5758 | # define IN_LOCALE_COMPILETIME 0 | |
5759 | # define IN_SOME_LOCALE_FORM_COMPILETIME 0 | |
5760 | # define IN_LOCALE 0 | |
5761 | # define IN_SOME_LOCALE_FORM 0 | |
5762 | # define IN_LC_ALL_COMPILETIME 0 | |
5763 | # define IN_LC_ALL_RUNTIME 0 | |
5764 | # define IN_LC_PARTIAL_COMPILETIME 0 | |
5765 | # define IN_LC_PARTIAL_RUNTIME 0 | |
5766 | # define IN_LC_COMPILETIME(category) 0 | |
5767 | # define IN_LC_RUNTIME(category) 0 | |
5768 | # define IN_LC(category) 0 | |
5769 | #endif | |
5770 | ||
6bf09f55 KW |
5771 | #ifdef USE_LOCALE_NUMERIC |
5772 | ||
8a11fac9 KW |
5773 | /* These macros are for toggling between the underlying locale (LOCAL) and the |
5774 | * C locale. */ | |
5775 | ||
5776 | /* The first set makes sure that the locale is set to C unless within a 'use | |
5777 | * locale's scope; otherwise to the default locale. A function pointer is | |
5778 | * used, which can be declared separately by | |
5779 | * DECLARATION_FOR_STORE_LC_NUMERIC_SET_TO_NEEDED, followed by the actual | |
5780 | * setting (using STORE_LC_NUMERIC_SET_TO_NEEDED()), or the two can be combined | |
5781 | * into one call DECLARE_STORE_LC_NUMERIC_SET_TO_NEEDED(). | |
5782 | * RESTORE_LC_NUMERIC() in all cases restores the locale to what it was before | |
5783 | * these were called */ | |
5784 | ||
aaaeb297 | 5785 | #define _NOT_IN_NUMERIC_STANDARD (! PL_numeric_standard) |
7738054c KW |
5786 | |
5787 | /* We can lock the category to stay in the C locale, making requests to the | |
5788 | * contrary noops, in the dynamic scope by setting PL_numeric_standard to 2 */ | |
5789 | #define _NOT_IN_NUMERIC_LOCAL (! PL_numeric_local && PL_numeric_standard < 2) | |
aaaeb297 | 5790 | |
8a11fac9 KW |
5791 | #define DECLARATION_FOR_STORE_LC_NUMERIC_SET_TO_NEEDED \ |
5792 | void (*_restore_LC_NUMERIC_function)(pTHX) = NULL; | |
5793 | ||
5794 | #define STORE_LC_NUMERIC_SET_TO_NEEDED() \ | |
d6ded950 | 5795 | if (IN_LC(LC_NUMERIC)) { \ |
aaaeb297 KW |
5796 | if (_NOT_IN_NUMERIC_LOCAL) { \ |
5797 | set_numeric_local(); \ | |
8a11fac9 KW |
5798 | _restore_LC_NUMERIC_function = &Perl_set_numeric_standard; \ |
5799 | } \ | |
5800 | } \ | |
5801 | else { \ | |
aaaeb297 | 5802 | if (_NOT_IN_NUMERIC_STANDARD) { \ |
8a11fac9 KW |
5803 | SET_NUMERIC_STANDARD(); \ |
5804 | _restore_LC_NUMERIC_function = &Perl_set_numeric_local; \ | |
5805 | } \ | |
5806 | } | |
5807 | ||
5808 | #define DECLARE_STORE_LC_NUMERIC_SET_TO_NEEDED() \ | |
5809 | DECLARATION_FOR_STORE_LC_NUMERIC_SET_TO_NEEDED; \ | |
5810 | STORE_LC_NUMERIC_SET_TO_NEEDED(); | |
5811 | ||
5812 | #define RESTORE_LC_NUMERIC() \ | |
5813 | if (_restore_LC_NUMERIC_function) { \ | |
5814 | _restore_LC_NUMERIC_function(aTHX); \ | |
5815 | } | |
5816 | ||
5817 | /* The next two macros set unconditionally. These should be rarely used, and | |
5818 | * only after being sure that this is what is needed */ | |
8d98ede7 | 5819 | #define SET_NUMERIC_STANDARD() \ |
aaaeb297 | 5820 | STMT_START { if (_NOT_IN_NUMERIC_STANDARD) set_numeric_standard(); \ |
8d98ede7 | 5821 | } STMT_END |
87755cd9 | 5822 | |
8d98ede7 | 5823 | #define SET_NUMERIC_LOCAL() \ |
aaaeb297 KW |
5824 | STMT_START { if (_NOT_IN_NUMERIC_LOCAL) \ |
5825 | set_numeric_local(); } STMT_END | |
87755cd9 | 5826 | |
8a11fac9 KW |
5827 | /* The rest of these LC_NUMERIC macros toggle to one or the other state, with |
5828 | * the RESTORE_foo ones called to switch back, but only if need be */ | |
aaaeb297 KW |
5829 | #define STORE_NUMERIC_LOCAL_SET_STANDARD() \ |
5830 | bool _was_local = _NOT_IN_NUMERIC_STANDARD; \ | |
5831 | if (_was_local) set_numeric_standard(); | |
f93f4e46 | 5832 | |
b34856cb KW |
5833 | /* Doesn't change to underlying locale unless within the scope of some form of |
5834 | * 'use locale'. This is the usual desired behavior. */ | |
aaaeb297 KW |
5835 | #define STORE_NUMERIC_STANDARD_SET_LOCAL() \ |
5836 | bool _was_standard = _NOT_IN_NUMERIC_LOCAL \ | |
5837 | && IN_LC(LC_NUMERIC); \ | |
5838 | if (_was_standard) set_numeric_local(); | |
f93f4e46 | 5839 | |
371d5d44 KW |
5840 | /* Rarely, we want to change to the underlying locale even outside of 'use |
5841 | * locale'. This is principally in the POSIX:: functions */ | |
aaaeb297 KW |
5842 | #define STORE_NUMERIC_STANDARD_FORCE_LOCAL() \ |
5843 | bool _was_standard = _NOT_IN_NUMERIC_LOCAL; \ | |
5844 | if (_was_standard) set_numeric_local(); | |
371d5d44 | 5845 | |
7738054c KW |
5846 | /* Lock to the C locale until unlock is called */ |
5847 | #define LOCK_NUMERIC_STANDARD() \ | |
5848 | (__ASSERT_(PL_numeric_standard) \ | |
5849 | PL_numeric_standard = 2) | |
5850 | ||
5851 | #define UNLOCK_NUMERIC_STANDARD() \ | |
5852 | (__ASSERT_(PL_numeric_standard == 2) \ | |
5853 | PL_numeric_standard = 1) | |
5854 | ||
f93f4e46 | 5855 | #define RESTORE_NUMERIC_LOCAL() \ |
aaaeb297 | 5856 | if (_was_local) set_numeric_local(); |
f93f4e46 CK |
5857 | |
5858 | #define RESTORE_NUMERIC_STANDARD() \ | |
aaaeb297 | 5859 | if (_was_standard) SET_NUMERIC_STANDARD(); |
f93f4e46 | 5860 | |
5b877257 | 5861 | #define Atof my_atof |
097ee67d | 5862 | |
36477c24 | 5863 | #else /* !USE_LOCALE_NUMERIC */ |
bbce6d69 | 5864 | |
097ee67d JH |
5865 | #define SET_NUMERIC_STANDARD() /**/ |
5866 | #define SET_NUMERIC_LOCAL() /**/ | |
5e931b6b | 5867 | #define IS_NUMERIC_RADIX(a, b) (0) |
f93f4e46 CK |
5868 | #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/ |
5869 | #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/ | |
8a11fac9 | 5870 | #define STORE_NUMERIC_STANDARD_FORCE_LOCAL() |
097ee67d JH |
5871 | #define RESTORE_NUMERIC_LOCAL() /**/ |
5872 | #define RESTORE_NUMERIC_STANDARD() /**/ | |
8a11fac9 KW |
5873 | #define DECLARATION_FOR_STORE_LC_NUMERIC_SET_TO_NEEDED |
5874 | #define STORE_LC_NUMERIC_SET_TO_NEEDED() | |
5875 | #define DECLARE_STORE_LC_NUMERIC_SET_TO_NEEDED() | |
5876 | #define RESTORE_LC_NUMERIC() | |
130c5df3 KW |
5877 | #define LOCK_NUMERIC_STANDARD() |
5878 | #define UNLOCK_NUMERIC_STANDARD() | |
8a11fac9 | 5879 | |
2cdc7fd1 | 5880 | #define Atof my_atof |
bbce6d69 | 5881 | |
36477c24 | 5882 | #endif /* !USE_LOCALE_NUMERIC */ |
a0d0e21e | 5883 | |
05b4a618 JH |
5884 | #ifdef USE_QUADMATH |
5885 | # define Perl_strtod(s, e) strtoflt128(s, e) | |
5886 | #elif defined(HAS_LONG_DOUBLE) && defined(USE_LONG_DOUBLE) | |
f1b32d61 JH |
5887 | # if defined(HAS_STRTOLD) |
5888 | # define Perl_strtod(s, e) strtold(s, e) | |
5889 | # elif defined(HAS_STRTOD) | |
5890 | # define Perl_strtod(s, e) (NV)strtod(s, e) /* Unavoidable loss. */ | |
5891 | # endif | |
5892 | #elif defined(HAS_STRTOD) | |
5893 | # define Perl_strtod(s, e) strtod(s, e) | |
5894 | #endif | |
5895 | ||
85b76970 SH |
5896 | #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && \ |
5897 | (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64) | |
ec7b9793 JH |
5898 | # ifdef __hpux |
5899 | # define strtoll __strtoll /* secret handshake */ | |
5900 | # endif | |
c623ac67 GS |
5901 | # ifdef WIN64 |
5902 | # define strtoll _strtoi64 /* secret handshake */ | |
5903 | # endif | |
079290de GS |
5904 | # if !defined(Strtol) && defined(HAS_STRTOLL) |
5905 | # define Strtol strtoll | |
ad551343 | 5906 | # endif |
28e5dec8 JH |
5907 | # if !defined(Strtol) && defined(HAS_STRTOQ) |
5908 | # define Strtol strtoq | |
5909 | # endif | |
ff935051 | 5910 | /* is there atoq() anywhere? */ |
15b99d39 | 5911 | #endif |
079290de GS |
5912 | #if !defined(Strtol) && defined(HAS_STRTOL) |
5913 | # define Strtol strtol | |
5914 | #endif | |
5915 | #ifndef Atol | |
5916 | /* It would be more fashionable to use Strtol() to define atol() | |
5917 | * (as is done for Atoul(), see below) but for backward compatibility | |
5918 | * we just assume atol(). */ | |
85b76970 SH |
5919 | # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && defined(HAS_ATOLL) && \ |
5920 | (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64) | |
c623ac67 GS |
5921 | # ifdef WIN64 |
5922 | # define atoll _atoi64 /* secret handshake */ | |
5923 | # endif | |
76b882ba JH |
5924 | # define Atol atoll |
5925 | # else | |
5926 | # define Atol atol | |
5927 | # endif | |
cf2093f6 JH |
5928 | #endif |
5929 | ||
85b76970 SH |
5930 | #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && \ |
5931 | (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64) | |
ec7b9793 JH |
5932 | # ifdef __hpux |
5933 | # define strtoull __strtoull /* secret handshake */ | |
5934 | # endif | |
c623ac67 GS |
5935 | # ifdef WIN64 |
5936 | # define strtoull _strtoui64 /* secret handshake */ | |
5937 | # endif | |
ad551343 | 5938 | # if !defined(Strtoul) && defined(HAS_STRTOULL) |
388d3c03 | 5939 | # define Strtoul strtoull |
15b99d39 | 5940 | # endif |
079290de GS |
5941 | # if !defined(Strtoul) && defined(HAS_STRTOUQ) |
5942 | # define Strtoul strtouq | |
5943 | # endif | |
76d49b1c | 5944 | /* is there atouq() anywhere? */ |
ad551343 | 5945 | #endif |
079290de GS |
5946 | #if !defined(Strtoul) && defined(HAS_STRTOUL) |
5947 | # define Strtoul strtoul | |
cf2093f6 | 5948 | #endif |
a5523c5b JH |
5949 | #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */ |
5950 | # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b)) | |
5951 | #endif | |
079290de | 5952 | #ifndef Atoul |
d4c19fe8 | 5953 | # define Atoul(s) Strtoul(s, NULL, 10) |
55eb892c | 5954 | #endif |
cf2093f6 | 5955 | |
a868473f NIS |
5956 | #ifndef PERL_SCRIPT_MODE |
5957 | #define PERL_SCRIPT_MODE "r" | |
5958 | #endif | |
5959 | ||
fba3b22e | 5960 | /* |
da927450 JH |
5961 | * Some operating systems are stingy with stack allocation, |
5962 | * so perl may have to guard against stack overflow. | |
5963 | */ | |
5964 | #ifndef PERL_STACK_OVERFLOW_CHECK | |
c2af87cb | 5965 | #define PERL_STACK_OVERFLOW_CHECK() NOOP |
da927450 JH |
5966 | #endif |
5967 | ||
5968 | /* | |
5969 | * Some nonpreemptive operating systems find it convenient to | |
5970 | * check for asynchronous conditions after each op execution. | |
5971 | * Keep this check simple, or it may slow down execution | |
5972 | * massively. | |
5973 | */ | |
ce08f86c | 5974 | |
1d615522 | 5975 | #ifndef PERL_MICRO |
4ffa73a3 | 5976 | # ifndef PERL_ASYNC_CHECK |
5d9574c1 | 5977 | # define PERL_ASYNC_CHECK() if (UNLIKELY(PL_sig_pending)) PL_signalhook(aTHX) |
4ffa73a3 | 5978 | # endif |
ce08f86c NIS |
5979 | #endif |
5980 | ||
da927450 | 5981 | #ifndef PERL_ASYNC_CHECK |
1d615522 | 5982 | # define PERL_ASYNC_CHECK() NOOP |
da927450 JH |
5983 | #endif |
5984 | ||
5985 | /* | |
5986 | * On some operating systems, a memory allocation may succeed, | |
5987 | * but put the process too close to the system's comfort limit. | |
5988 | * In this case, PERL_ALLOC_CHECK frees the pointer and sets | |
5989 | * it to NULL. | |
5990 | */ | |
5991 | #ifndef PERL_ALLOC_CHECK | |
c2af87cb | 5992 | #define PERL_ALLOC_CHECK(p) NOOP |
da927450 JH |
5993 | #endif |
5994 | ||
bd89102f AD |
5995 | #ifdef HAS_SEM |
5996 | # include <sys/ipc.h> | |
5997 | # include <sys/sem.h> | |
5998 | # ifndef HAS_UNION_SEMUN /* Provide the union semun. */ | |
5999 | union semun { | |
dbba660d TC |
6000 | int val; |
6001 | struct semid_ds *buf; | |
6002 | unsigned short *array; | |
bd89102f AD |
6003 | }; |
6004 | # endif | |
6005 | # ifdef USE_SEMCTL_SEMUN | |
dbba660d TC |
6006 | # ifdef IRIX32_SEMUN_BROKEN_BY_GCC |
6007 | union gccbug_semun { | |
6008 | int val; | |
6009 | struct semid_ds *buf; | |
6010 | unsigned short *array; | |
6011 | char __dummy[5]; | |
6012 | }; | |
6013 | # define semun gccbug_semun | |
6014 | # endif | |
bd89102f AD |
6015 | # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun) |
6016 | # else | |
6017 | # ifdef USE_SEMCTL_SEMID_DS | |
e6f0bdd6 GS |
6018 | # ifdef EXTRA_F_IN_SEMUN_BUF |
6019 | # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff) | |
6020 | # else | |
6021 | # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf) | |
6022 | # endif | |
bd89102f AD |
6023 | # endif |
6024 | # endif | |
bd89102f | 6025 | #endif |
49f531da | 6026 | |
89ca4ac7 JH |
6027 | /* |
6028 | * Boilerplate macros for initializing and accessing interpreter-local | |
6029 | * data from C. All statics in extensions should be reworked to use | |
7588b095 JH |
6030 | * this, if you want to make the extension thread-safe. See |
6031 | * ext/XS/APItest/APItest.xs for an example of the use of these macros, | |
6032 | * and perlxs.pod for more. | |
89ca4ac7 JH |
6033 | * |
6034 | * Code that uses these macros is responsible for the following: | |
43a739c2 JH |
6035 | * 1. #define MY_CXT_KEY to a unique string, e.g. |
6036 | * "DynaLoader::_guts" XS_VERSION | |
f16dd614 | 6037 | * XXX in the current implementation, this string is ignored. |
89ca4ac7 JH |
6038 | * 2. Declare a typedef named my_cxt_t that is a structure that contains |
6039 | * all the data that needs to be interpreter-local. | |
6040 | * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t. | |
6041 | * 4. Use the MY_CXT_INIT macro such that it is called exactly once | |
6042 | * (typically put in the BOOT: section). | |
6043 | * 5. Use the members of the my_cxt_t structure everywhere as | |
6044 | * MY_CXT.member. | |
6045 | * 6. Use the dMY_CXT macro (a declaration) in all the functions that | |
6046 | * access MY_CXT. | |
6047 | */ | |
6048 | ||
fc958cd2 | 6049 | #if defined(PERL_IMPLICIT_CONTEXT) |
89ca4ac7 | 6050 | |
4eddb856 | 6051 | /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure, |
53d44271 JH |
6052 | * right after the definition (i.e. at file scope). The non-threads |
6053 | * case below uses it to declare the data as static. */ | |
00ab59c9 DM |
6054 | # ifdef PERL_GLOBAL_STRUCT_PRIVATE |
6055 | # define START_MY_CXT | |
6056 | # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY) | |
6057 | # define MY_CXT_INIT_ARG MY_CXT_KEY | |
6058 | # else | |
6059 | # define START_MY_CXT static int my_cxt_index = -1; | |
6060 | # define MY_CXT_INDEX my_cxt_index | |
6061 | # define MY_CXT_INIT_ARG &my_cxt_index | |
6062 | # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */ | |
53d44271 JH |
6063 | |
6064 | /* Creates and zeroes the per-interpreter data. | |
6065 | * (We allocate my_cxtp in a Perl SV so that it will be released when | |
6066 | * the interpreter goes away.) */ | |
00ab59c9 | 6067 | # define MY_CXT_INIT \ |
53d44271 | 6068 | my_cxt_t *my_cxtp = \ |
9f6df31a Z |
6069 | (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \ |
6070 | PERL_UNUSED_VAR(my_cxtp) | |
00ab59c9 | 6071 | # define MY_CXT_INIT_INTERP(my_perl) \ |
53d44271 | 6072 | my_cxt_t *my_cxtp = \ |
9f6df31a Z |
6073 | (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \ |
6074 | PERL_UNUSED_VAR(my_cxtp) | |
53d44271 JH |
6075 | |
6076 | /* This declaration should be used within all functions that use the | |
6077 | * interpreter-local data. */ | |
00ab59c9 | 6078 | # define dMY_CXT \ |
53d44271 | 6079 | my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX] |
00ab59c9 | 6080 | # define dMY_CXT_INTERP(my_perl) \ |
53d44271 JH |
6081 | my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX] |
6082 | ||
6083 | /* Clones the per-interpreter data. */ | |
00ab59c9 | 6084 | # define MY_CXT_CLONE \ |
53d44271 JH |
6085 | my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\ |
6086 | Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\ | |
6087 | PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \ | |
6088 | ||
53d44271 | 6089 | |
89ca4ac7 | 6090 | /* This macro must be used to access members of the my_cxt_t structure. |
870598ae | 6091 | * e.g. MY_CXT.some_data */ |
00ab59c9 | 6092 | # define MY_CXT (*my_cxtp) |
89ca4ac7 JH |
6093 | |
6094 | /* Judicious use of these macros can reduce the number of times dMY_CXT | |
6095 | * is used. Use is similar to pTHX, aTHX etc. */ | |
00ab59c9 DM |
6096 | # define pMY_CXT my_cxt_t *my_cxtp |
6097 | # define pMY_CXT_ pMY_CXT, | |
6098 | # define _pMY_CXT ,pMY_CXT | |
6099 | # define aMY_CXT my_cxtp | |
6100 | # define aMY_CXT_ aMY_CXT, | |
6101 | # define _aMY_CXT ,aMY_CXT | |
89ca4ac7 | 6102 | |
f16dd614 | 6103 | #else /* PERL_IMPLICIT_CONTEXT */ |
89ca4ac7 | 6104 | |
00ab59c9 DM |
6105 | # define START_MY_CXT static my_cxt_t my_cxt; |
6106 | # define dMY_CXT_SV dNOOP | |
6107 | # define dMY_CXT dNOOP | |
6108 | # define dMY_CXT_INTERP(my_perl) dNOOP | |
6109 | # define MY_CXT_INIT NOOP | |
6110 | # define MY_CXT_CLONE NOOP | |
6111 | # define MY_CXT my_cxt | |
6112 | ||
6113 | # define pMY_CXT void | |
6114 | # define pMY_CXT_ | |
6115 | # define _pMY_CXT | |
6116 | # define aMY_CXT | |
6117 | # define aMY_CXT_ | |
6118 | # define _aMY_CXT | |
89ca4ac7 | 6119 | |
f16dd614 | 6120 | #endif /* !defined(PERL_IMPLICIT_CONTEXT) */ |
89ca4ac7 | 6121 | |
9a34ef1d GS |
6122 | #ifdef I_FCNTL |
6123 | # include <fcntl.h> | |
9a34ef1d GS |
6124 | #endif |
6125 | ||
9cffb111 OS |
6126 | #ifdef __Lynx__ |
6127 | # include <fcntl.h> | |
6128 | #endif | |
6129 | ||
9a34ef1d GS |
6130 | #ifdef I_SYS_FILE |
6131 | # include <sys/file.h> | |
6132 | #endif | |
6133 | ||
fa0a29af | 6134 | #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO) |
2ef53570 JH |
6135 | int flock(int fd, int op); |
6136 | #endif | |
6137 | ||
fe52b3b7 GS |
6138 | #ifndef O_RDONLY |
6139 | /* Assume UNIX defaults */ | |
6140 | # define O_RDONLY 0000 | |
6141 | # define O_WRONLY 0001 | |
6142 | # define O_RDWR 0002 | |
6143 | # define O_CREAT 0100 | |
6144 | #endif | |
9a34ef1d | 6145 | |
16fe6d59 GS |
6146 | #ifndef O_BINARY |
6147 | # define O_BINARY 0 | |
6148 | #endif | |
6149 | ||
6150 | #ifndef O_TEXT | |
6151 | # define O_TEXT 0 | |
6152 | #endif | |
6153 | ||
6ce75a77 | 6154 | #if O_TEXT != O_BINARY |
38d96942 | 6155 | /* If you have different O_TEXT and O_BINARY and you are a CRLF shop, |
6ce75a77 | 6156 | * that is, you are somehow DOSish. */ |
b6c36746 NC |
6157 | # if defined(__HAIKU__) || defined(__VOS__) || defined(__CYGWIN__) |
6158 | /* Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect; | |
6159 | * Haiku is always UNIXoid (LF), not DOSish (CRLF). */ | |
73250e76 JH |
6160 | /* VOS has O_TEXT != O_BINARY, and they have effect, |
6161 | * but VOS always uses LF, never CRLF. */ | |
6ce75a77 JH |
6162 | /* If you have O_TEXT different from your O_BINARY but you still are |
6163 | * not a CRLF shop. */ | |
35990314 | 6164 | # undef PERLIO_USING_CRLF |
ec53fe4f JH |
6165 | # else |
6166 | /* If you really are DOSish. */ | |
6167 | # define PERLIO_USING_CRLF 1 | |
6ce75a77 JH |
6168 | # endif |
6169 | #endif | |
6170 | ||
4bc88a62 PS |
6171 | #ifdef I_LIBUTIL |
6172 | # include <libutil.h> /* setproctitle() in some FreeBSDs */ | |
6173 | #endif | |
6174 | ||
b4748376 | 6175 | #ifndef EXEC_ARGV_CAST |
360ea906 | 6176 | #define EXEC_ARGV_CAST(x) (char **)x |
b4748376 NIS |
6177 | #endif |
6178 | ||
dd5dc04f JH |
6179 | #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not |
6180 | int). value returned in pointed- | |
6181 | to UV */ | |
6182 | #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */ | |
6183 | #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */ | |
6184 | #define IS_NUMBER_NEG 0x08 /* leading minus sign */ | |
6185 | #define IS_NUMBER_INFINITY 0x10 /* this is big */ | |
aa8b85de | 6186 | #define IS_NUMBER_NAN 0x20 /* this is not */ |
3f7602fa | 6187 | #define IS_NUMBER_TRAILING 0x40 /* number has trailing trash */ |
dd5dc04f JH |
6188 | |
6189 | #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send) | |
6190 | ||
53305cf1 NC |
6191 | /* Input flags: */ |
6192 | #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */ | |
a4c04bdc | 6193 | #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */ |
94dd8549 | 6194 | #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */ |
02470786 KW |
6195 | #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large |
6196 | numbers which are <= UV_MAX */ | |
3f7602fa TC |
6197 | #define PERL_SCAN_TRAILING 0x10 /* grok_number_flags() allow trailing |
6198 | and set IS_NUMBER_TRAILING */ | |
6199 | ||
53305cf1 NC |
6200 | /* Output flags: */ |
6201 | #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */ | |
6202 | ||
2c4f7f0e DM |
6203 | /* to let user control profiling */ |
6204 | #ifdef PERL_GPROF_CONTROL | |
6205 | extern void moncontrol(int); | |
6206 | #define PERL_GPROF_MONCONTROL(x) moncontrol(x) | |
6207 | #else | |
6208 | #define PERL_GPROF_MONCONTROL(x) | |
6209 | #endif | |
6210 | ||
ae0e3d3b JH |
6211 | #ifdef UNDER_CE |
6212 | #include "wince.h" | |
6213 | #endif | |
6214 | ||
6215 | /* ISO 6429 NEL - C1 control NExt Line */ | |
6216 | /* See http://www.unicode.org/unicode/reports/tr13/ */ | |
ec34087a | 6217 | #define NEXT_LINE_CHAR NEXT_LINE_NATIVE |
ae0e3d3b JH |
6218 | |
6219 | /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */ | |
6220 | #define UNICODE_LINE_SEPA_0 0xE2 | |
6221 | #define UNICODE_LINE_SEPA_1 0x80 | |
6222 | #define UNICODE_LINE_SEPA_2 0xA8 | |
6223 | #define UNICODE_PARA_SEPA_0 0xE2 | |
6224 | #define UNICODE_PARA_SEPA_1 0x80 | |
6225 | #define UNICODE_PARA_SEPA_2 0xA9 | |
6226 | ||
479b2847 GS |
6227 | #ifndef PIPESOCK_MODE |
6228 | # define PIPESOCK_MODE | |
6229 | #endif | |
6230 | ||
460c8493 IZ |
6231 | #ifndef SOCKET_OPEN_MODE |
6232 | # define SOCKET_OPEN_MODE PIPESOCK_MODE | |
6233 | #endif | |
6234 | ||
6235 | #ifndef PIPE_OPEN_MODE | |
6236 | # define PIPE_OPEN_MODE PIPESOCK_MODE | |
6237 | #endif | |
6238 | ||
7e8c5dac HS |
6239 | #define PERL_MAGIC_UTF8_CACHESIZE 2 |
6240 | ||
a05d7ebb JH |
6241 | #define PERL_UNICODE_STDIN_FLAG 0x0001 |
6242 | #define PERL_UNICODE_STDOUT_FLAG 0x0002 | |
6243 | #define PERL_UNICODE_STDERR_FLAG 0x0004 | |
a05d7ebb JH |
6244 | #define PERL_UNICODE_IN_FLAG 0x0008 |
6245 | #define PERL_UNICODE_OUT_FLAG 0x0010 | |
06e66572 | 6246 | #define PERL_UNICODE_ARGV_FLAG 0x0020 |
a05d7ebb JH |
6247 | #define PERL_UNICODE_LOCALE_FLAG 0x0040 |
6248 | #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */ | |
5a22a2bb | 6249 | #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100 |
a05d7ebb | 6250 | |
06e66572 JH |
6251 | #define PERL_UNICODE_STD_FLAG \ |
6252 | (PERL_UNICODE_STDIN_FLAG | \ | |
6253 | PERL_UNICODE_STDOUT_FLAG | \ | |
6254 | PERL_UNICODE_STDERR_FLAG) | |
6255 | ||
6256 | #define PERL_UNICODE_INOUT_FLAG \ | |
6257 | (PERL_UNICODE_IN_FLAG | \ | |
6258 | PERL_UNICODE_OUT_FLAG) | |
6259 | ||
6260 | #define PERL_UNICODE_DEFAULT_FLAGS \ | |
a05d7ebb JH |
6261 | (PERL_UNICODE_STD_FLAG | \ |
6262 | PERL_UNICODE_INOUT_FLAG | \ | |
6263 | PERL_UNICODE_LOCALE_FLAG) | |
6264 | ||
5a22a2bb | 6265 | #define PERL_UNICODE_ALL_FLAGS 0x01ff |
a05d7ebb JH |
6266 | |
6267 | #define PERL_UNICODE_STDIN 'I' | |
6268 | #define PERL_UNICODE_STDOUT 'O' | |
6269 | #define PERL_UNICODE_STDERR 'E' | |
6270 | #define PERL_UNICODE_STD 'S' | |
6271 | #define PERL_UNICODE_IN 'i' | |
6272 | #define PERL_UNICODE_OUT 'o' | |
6273 | #define PERL_UNICODE_INOUT 'D' | |
6274 | #define PERL_UNICODE_ARGV 'A' | |
6275 | #define PERL_UNICODE_LOCALE 'L' | |
6276 | #define PERL_UNICODE_WIDESYSCALLS 'W' | |
5a22a2bb | 6277 | #define PERL_UNICODE_UTF8CACHEASSERT 'a' |
a05d7ebb | 6278 | |
4ffa73a3 JH |
6279 | #define PERL_SIGNALS_UNSAFE_FLAG 0x0001 |
6280 | ||
32fdb065 | 6281 | /* Use instead of abs() since abs() forces its argument to be an int, |
56c380de | 6282 | * but also beware since this evaluates its argument twice, so no x++. */ |
32fdb065 JH |
6283 | #define PERL_ABS(x) ((x) < 0 ? -(x) : (x)) |
6284 | ||
3c0f78ca JH |
6285 | #if defined(__DECC) && defined(__osf__) |
6286 | #pragma message disable (mainparm) /* Perl uses the envp in main(). */ | |
24801a4b JH |
6287 | #endif |
6288 | ||
e4dba786 NC |
6289 | #define do_open(g, n, l, a, rm, rp, sf) \ |
6290 | do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0) | |
9555a685 | 6291 | #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION |
711aba4c | 6292 | # define do_exec(cmd) do_exec3(cmd,0,0) |
a9f96b3f | 6293 | #endif |
15871fce NC |
6294 | #ifdef OS2 |
6295 | # define do_aexec Perl_do_aexec | |
6296 | #else | |
6297 | # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0) | |
9555a685 | 6298 | #endif |
e4dba786 | 6299 | |
c8028aa6 TC |
6300 | /* check embedded \0 characters in pathnames passed to syscalls, |
6301 | but allow one ending \0 */ | |
41188aa0 | 6302 | #define IS_SAFE_SYSCALL(p, len, what, op_name) (S_is_safe_syscall(aTHX_ (p), (len), (what), (op_name))) |
c8028aa6 | 6303 | |
41188aa0 | 6304 | #define IS_SAFE_PATHNAME(p, len, op_name) IS_SAFE_SYSCALL((p), (len), "pathname", (op_name)) |
c8028aa6 | 6305 | |
2f3efc97 JH |
6306 | #if defined(OEMVS) |
6307 | #define NO_ENV_ARRAY_IN_MAIN | |
6308 | #endif | |
6309 | ||
00f254e2 KW |
6310 | /* These are used by Perl_pv_escape() and Perl_pv_pretty() |
6311 | * are here so that they are available throughout the core | |
10edeb5d JH |
6312 | * NOTE that even though some are for _escape and some for _pretty |
6313 | * there must not be any clashes as the flags from _pretty are | |
6314 | * passed straight through to _escape. | |
6315 | */ | |
6316 | ||
4420a417 | 6317 | #define PERL_PV_ESCAPE_QUOTE 0x000001 |
10edeb5d JH |
6318 | #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE |
6319 | ||
4420a417 YO |
6320 | #define PERL_PV_PRETTY_ELLIPSES 0x000002 |
6321 | #define PERL_PV_PRETTY_LTGT 0x000004 | |
6322 | #define PERL_PV_PRETTY_EXACTSIZE 0x000008 | |
10edeb5d | 6323 | |
4420a417 YO |
6324 | #define PERL_PV_ESCAPE_UNI 0x000100 |
6325 | #define PERL_PV_ESCAPE_UNI_DETECT 0x000200 | |
6326 | #define PERL_PV_ESCAPE_NONASCII 0x000400 | |
6327 | #define PERL_PV_ESCAPE_FIRSTCHAR 0x000800 | |
10edeb5d | 6328 | |
4420a417 YO |
6329 | #define PERL_PV_ESCAPE_ALL 0x001000 |
6330 | #define PERL_PV_ESCAPE_NOBACKSLASH 0x002000 | |
6331 | #define PERL_PV_ESCAPE_NOCLEAR 0x004000 | |
6332 | #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR | |
6333 | #define PERL_PV_ESCAPE_RE 0x008000 | |
10edeb5d | 6334 | |
4420a417 | 6335 | #define PERL_PV_ESCAPE_DWIM 0x010000 |
0eb335df | 6336 | |
881a015e | 6337 | |
10edeb5d | 6338 | /* used by pv_display in dump.c*/ |
95b611b0 | 6339 | #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE |
c89df6cf | 6340 | #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII |
10edeb5d JH |
6341 | |
6342 | /* | |
6343 | ||
6344 | (KEEP THIS LAST IN perl.h!) | |
6345 | ||
6346 | Mention | |
d460ef45 | 6347 | |
43999f95 | 6348 | NV_PRESERVES_UV |
fe749a9f | 6349 | |
fe749a9f JH |
6350 | HAS_MKSTEMP |
6351 | HAS_MKSTEMPS | |
6352 | HAS_MKDTEMP | |
6353 | ||
49dabb45 JH |
6354 | HAS_GETCWD |
6355 | ||
d59b5429 | 6356 | HAS_MMAP |
fe749a9f JH |
6357 | HAS_MPROTECT |
6358 | HAS_MSYNC | |
1e8c3fde | 6359 | HAS_MADVISE |
fe749a9f JH |
6360 | HAS_MUNMAP |
6361 | I_SYSMMAN | |
6362 | Mmap_t | |
6363 | ||
6b4667fc A |
6364 | NVef |
6365 | NVff | |
6366 | NVgf | |
6367 | ||
4e0554ec | 6368 | HAS_UALARM |
2d736872 | 6369 | HAS_USLEEP |
4e0554ec JH |
6370 | |
6371 | HAS_SETITIMER | |
6372 | HAS_GETITIMER | |
6373 | ||
6374 | HAS_SENDMSG | |
6375 | HAS_RECVMSG | |
6376 | HAS_READV | |
6377 | HAS_WRITEV | |
6378 | I_SYSUIO | |
6379 | HAS_STRUCT_MSGHDR | |
6380 | HAS_STRUCT_CMSGHDR | |
6381 | ||
2765b840 | 6382 | HAS_NL_LANGINFO |
0a7020c9 | 6383 | |
ae0e3d3b | 6384 | HAS_DIRFD |
2765b840 | 6385 | |
10edeb5d | 6386 | so that Configure picks them up. |
ab3bbdeb | 6387 | |
10edeb5d | 6388 | (KEEP THIS LAST IN perl.h!) |
3df15adc | 6389 | |
10edeb5d | 6390 | */ |
3df15adc | 6391 | |
85e6fe83 | 6392 | #endif /* Include guard */ |
e9a8c099 MHM |
6393 | |
6394 | /* | |
6395 | * Local variables: | |
6396 | * c-indentation-style: bsd | |
6397 | * c-basic-offset: 4 | |
14d04a33 | 6398 | * indent-tabs-mode: nil |
e9a8c099 MHM |
6399 | * End: |
6400 | * | |
14d04a33 | 6401 | * ex: set ts=8 sts=4 sw=4 et: |
e9a8c099 | 6402 | */ |