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adfe19db MHM |
1 | ################################################################################ |
2 | ## | |
d2dacc4f | 3 | ## $Revision: 38 $ |
adfe19db | 4 | ## $Author: mhx $ |
d2dacc4f | 5 | ## $Date: 2007/01/02 12:32:34 +0100 $ |
adfe19db MHM |
6 | ## |
7 | ################################################################################ | |
8 | ## | |
d2dacc4f | 9 | ## Version 3.x, Copyright (C) 2004-2007, Marcus Holland-Moritz. |
adfe19db MHM |
10 | ## Version 2.x, Copyright (C) 2001, Paul Marquess. |
11 | ## Version 1.x, Copyright (C) 1999, Kenneth Albanowski. | |
12 | ## | |
13 | ## This program is free software; you can redistribute it and/or | |
14 | ## modify it under the same terms as Perl itself. | |
15 | ## | |
16 | ################################################################################ | |
17 | ||
18 | =provides | |
19 | ||
20 | __UNDEFINED__ | |
21 | PERL_UNUSED_DECL | |
f2ab5a41 MHM |
22 | PERL_UNUSED_ARG |
23 | PERL_UNUSED_VAR | |
24 | PERL_UNUSED_CONTEXT | |
a745474a | 25 | PERL_GCC_BRACE_GROUPS_FORBIDDEN |
c07deaaf | 26 | PERL_USE_GCC_BRACE_GROUPS |
adfe19db MHM |
27 | NVTYPE |
28 | INT2PTR | |
29 | PTRV | |
30 | NUM2PTR | |
31 | PTR2IV | |
32 | PTR2UV | |
33 | PTR2NV | |
34 | PTR2ul | |
a745474a MHM |
35 | START_EXTERN_C |
36 | END_EXTERN_C | |
37 | EXTERN_C | |
38 | STMT_START | |
39 | STMT_END | |
0d0f8426 | 40 | XSRETURN |
adfe19db MHM |
41 | |
42 | =implementation | |
43 | ||
62093c1c NC |
44 | #ifndef PERL_UNUSED_DECL |
45 | # ifdef HASATTRIBUTE | |
46 | # if (defined(__GNUC__) && defined(__cplusplus)) || defined(__INTEL_COMPILER) | |
47 | # define PERL_UNUSED_DECL | |
48 | # else | |
49 | # define PERL_UNUSED_DECL __attribute__((unused)) | |
50 | # endif | |
adfe19db | 51 | # else |
62093c1c | 52 | # define PERL_UNUSED_DECL |
adfe19db | 53 | # endif |
adfe19db MHM |
54 | #endif |
55 | ||
f2ab5a41 MHM |
56 | #ifndef PERL_UNUSED_ARG |
57 | # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */ | |
58 | # include <note.h> | |
59 | # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x)) | |
60 | # else | |
61 | # define PERL_UNUSED_ARG(x) ((void)x) | |
62 | # endif | |
63 | #endif | |
64 | ||
65 | #ifndef PERL_UNUSED_VAR | |
66 | # define PERL_UNUSED_VAR(x) ((void)x) | |
67 | #endif | |
68 | ||
69 | #ifndef PERL_UNUSED_CONTEXT | |
70 | # ifdef USE_ITHREADS | |
71 | # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl) | |
72 | # else | |
73 | # define PERL_UNUSED_CONTEXT | |
74 | # endif | |
75 | #endif | |
76 | ||
77 | __UNDEFINED__ NOOP /*EMPTY*/(void)0 | |
78 | __UNDEFINED__ dNOOP extern int /*@unused@*/ Perl___notused PERL_UNUSED_DECL | |
adfe19db MHM |
79 | |
80 | #ifndef NVTYPE | |
81 | # if defined(USE_LONG_DOUBLE) && defined(HAS_LONG_DOUBLE) | |
82 | # define NVTYPE long double | |
83 | # else | |
84 | # define NVTYPE double | |
85 | # endif | |
86 | typedef NVTYPE NV; | |
87 | #endif | |
88 | ||
89 | #ifndef INT2PTR | |
90 | ||
91 | # if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE) | |
92 | # define PTRV UV | |
93 | # define INT2PTR(any,d) (any)(d) | |
94 | # else | |
95 | # if PTRSIZE == LONGSIZE | |
96 | # define PTRV unsigned long | |
97 | # else | |
98 | # define PTRV unsigned | |
99 | # endif | |
100 | # define INT2PTR(any,d) (any)(PTRV)(d) | |
101 | # endif | |
102 | ||
103 | # define NUM2PTR(any,d) (any)(PTRV)(d) | |
104 | # define PTR2IV(p) INT2PTR(IV,p) | |
105 | # define PTR2UV(p) INT2PTR(UV,p) | |
106 | # define PTR2NV(p) NUM2PTR(NV,p) | |
107 | ||
108 | # if PTRSIZE == LONGSIZE | |
109 | # define PTR2ul(p) (unsigned long)(p) | |
110 | # else | |
4a582685 | 111 | # define PTR2ul(p) INT2PTR(unsigned long,p) |
adfe19db MHM |
112 | # endif |
113 | ||
114 | #endif /* !INT2PTR */ | |
115 | ||
a745474a MHM |
116 | #undef START_EXTERN_C |
117 | #undef END_EXTERN_C | |
118 | #undef EXTERN_C | |
119 | #ifdef __cplusplus | |
120 | # define START_EXTERN_C extern "C" { | |
121 | # define END_EXTERN_C } | |
122 | # define EXTERN_C extern "C" | |
123 | #else | |
124 | # define START_EXTERN_C | |
125 | # define END_EXTERN_C | |
126 | # define EXTERN_C extern | |
127 | #endif | |
128 | ||
c07deaaf MHM |
129 | #if defined(PERL_GCC_PEDANTIC) |
130 | # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN | |
a745474a MHM |
131 | # define PERL_GCC_BRACE_GROUPS_FORBIDDEN |
132 | # endif | |
133 | #endif | |
134 | ||
c07deaaf MHM |
135 | #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus) |
136 | # ifndef PERL_USE_GCC_BRACE_GROUPS | |
137 | # define PERL_USE_GCC_BRACE_GROUPS | |
138 | # endif | |
139 | #endif | |
140 | ||
a745474a MHM |
141 | #undef STMT_START |
142 | #undef STMT_END | |
c07deaaf | 143 | #ifdef PERL_USE_GCC_BRACE_GROUPS |
a745474a MHM |
144 | # define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */ |
145 | # define STMT_END ) | |
146 | #else | |
147 | # if defined(VOIDFLAGS) && (VOIDFLAGS) && (defined(sun) || defined(__sun__)) && !defined(__GNUC__) | |
148 | # define STMT_START if (1) | |
149 | # define STMT_END else (void)0 | |
150 | # else | |
151 | # define STMT_START do | |
152 | # define STMT_END while (0) | |
153 | # endif | |
154 | #endif | |
155 | ||
adfe19db MHM |
156 | __UNDEFINED__ boolSV(b) ((b) ? &PL_sv_yes : &PL_sv_no) |
157 | ||
158 | /* DEFSV appears first in 5.004_56 */ | |
159 | __UNDEFINED__ DEFSV GvSV(PL_defgv) | |
160 | __UNDEFINED__ SAVE_DEFSV SAVESPTR(GvSV(PL_defgv)) | |
161 | ||
162 | /* Older perls (<=5.003) lack AvFILLp */ | |
163 | __UNDEFINED__ AvFILLp AvFILL | |
164 | ||
165 | __UNDEFINED__ ERRSV get_sv("@",FALSE) | |
166 | ||
167 | __UNDEFINED__ newSVpvn(data,len) ((data) \ | |
168 | ? ((len) ? newSVpv((data), (len)) : newSVpv("", 0)) \ | |
169 | : newSV(0)) | |
170 | ||
171 | /* Hint: gv_stashpvn | |
172 | * This function's backport doesn't support the length parameter, but | |
173 | * rather ignores it. Portability can only be ensured if the length | |
174 | * parameter is used for speed reasons, but the length can always be | |
175 | * correctly computed from the string argument. | |
176 | */ | |
177 | ||
178 | __UNDEFINED__ gv_stashpvn(str,len,create) gv_stashpv(str,create) | |
179 | ||
180 | /* Replace: 1 */ | |
181 | __UNDEFINED__ get_cv perl_get_cv | |
182 | __UNDEFINED__ get_sv perl_get_sv | |
183 | __UNDEFINED__ get_av perl_get_av | |
184 | __UNDEFINED__ get_hv perl_get_hv | |
185 | /* Replace: 0 */ | |
186 | ||
adfe19db MHM |
187 | __UNDEFINED__ dUNDERBAR dNOOP |
188 | __UNDEFINED__ UNDERBAR DEFSV | |
189 | ||
190 | __UNDEFINED__ dAX I32 ax = MARK - PL_stack_base + 1 | |
191 | __UNDEFINED__ dITEMS I32 items = SP - MARK | |
192 | ||
9132e1a3 MHM |
193 | __UNDEFINED__ dXSTARG SV * targ = sv_newmortal() |
194 | ||
0d0f8426 MHM |
195 | __UNDEFINED__ dAXMARK I32 ax = POPMARK; \ |
196 | register SV ** const mark = PL_stack_base + ax++ | |
197 | ||
198 | ||
199 | __UNDEFINED__ XSprePUSH (sp = PL_stack_base + ax - 1) | |
200 | ||
201 | #if { VERSION < 5.005 } | |
202 | # undef XSRETURN | |
203 | # define XSRETURN(off) \ | |
204 | STMT_START { \ | |
205 | PL_stack_sp = PL_stack_base + ax + ((off) - 1); \ | |
206 | return; \ | |
207 | } STMT_END | |
208 | #endif | |
209 | ||
f2ab5a41 MHM |
210 | __UNDEFINED__ PERL_ABS(x) ((x) < 0 ? -(x) : (x)) |
211 | ||
212 | __UNDEFINED__ dVAR dNOOP | |
213 | ||
214 | __UNDEFINED__ SVf "_" | |
215 | ||
9132e1a3 MHM |
216 | =xsmisc |
217 | ||
218 | XS(XS_Devel__PPPort_dXSTARG); /* prototype */ | |
219 | XS(XS_Devel__PPPort_dXSTARG) | |
220 | { | |
221 | dXSARGS; | |
222 | dXSTARG; | |
2dd69576 | 223 | IV iv; |
9132e1a3 | 224 | SP -= items; |
2dd69576 | 225 | iv = SvIV(ST(0)) + 1; |
9132e1a3 MHM |
226 | PUSHi(iv); |
227 | XSRETURN(1); | |
228 | } | |
229 | ||
0d0f8426 MHM |
230 | XS(XS_Devel__PPPort_dAXMARK); /* prototype */ |
231 | XS(XS_Devel__PPPort_dAXMARK) | |
232 | { | |
233 | dSP; | |
234 | dAXMARK; | |
235 | dITEMS; | |
236 | IV iv; | |
237 | SP -= items; | |
238 | iv = SvIV(ST(0)) - 1; | |
239 | PUSHs(sv_2mortal(newSViv(iv))); | |
240 | XSRETURN(1); | |
241 | } | |
242 | ||
9132e1a3 MHM |
243 | =xsboot |
244 | ||
245 | newXS("Devel::PPPort::dXSTARG", XS_Devel__PPPort_dXSTARG, file); | |
0d0f8426 | 246 | newXS("Devel::PPPort::dAXMARK", XS_Devel__PPPort_dAXMARK, file); |
9132e1a3 | 247 | |
adfe19db MHM |
248 | =xsubs |
249 | ||
250 | int | |
251 | gv_stashpvn(name, create) | |
252 | char *name | |
253 | I32 create | |
254 | CODE: | |
255 | RETVAL = gv_stashpvn(name, strlen(name), create) != NULL; | |
256 | OUTPUT: | |
257 | RETVAL | |
258 | ||
259 | int | |
260 | get_sv(name, create) | |
261 | char *name | |
262 | I32 create | |
263 | CODE: | |
264 | RETVAL = get_sv(name, create) != NULL; | |
265 | OUTPUT: | |
266 | RETVAL | |
267 | ||
268 | int | |
269 | get_av(name, create) | |
270 | char *name | |
271 | I32 create | |
272 | CODE: | |
273 | RETVAL = get_av(name, create) != NULL; | |
274 | OUTPUT: | |
275 | RETVAL | |
276 | ||
277 | int | |
278 | get_hv(name, create) | |
279 | char *name | |
280 | I32 create | |
281 | CODE: | |
282 | RETVAL = get_hv(name, create) != NULL; | |
283 | OUTPUT: | |
284 | RETVAL | |
285 | ||
286 | int | |
287 | get_cv(name, create) | |
288 | char *name | |
289 | I32 create | |
290 | CODE: | |
291 | RETVAL = get_cv(name, create) != NULL; | |
292 | OUTPUT: | |
293 | RETVAL | |
294 | ||
295 | void | |
296 | newSVpvn() | |
297 | PPCODE: | |
298 | XPUSHs(newSVpvn("test", 4)); | |
299 | XPUSHs(newSVpvn("test", 2)); | |
300 | XPUSHs(newSVpvn("test", 0)); | |
301 | XPUSHs(newSVpvn(NULL, 2)); | |
302 | XPUSHs(newSVpvn(NULL, 0)); | |
303 | XSRETURN(5); | |
304 | ||
0d0f8426 MHM |
305 | void |
306 | xsreturn(two) | |
307 | int two | |
308 | PPCODE: | |
309 | XPUSHs(newSVpvn("test1", 5)); | |
310 | if (two) | |
311 | XPUSHs(newSVpvn("test2", 5)); | |
312 | if (two) | |
313 | XSRETURN(2); | |
314 | else | |
315 | XSRETURN(1); | |
316 | ||
adfe19db MHM |
317 | SV* |
318 | boolSV(value) | |
319 | int value | |
320 | CODE: | |
321 | RETVAL = newSVsv(boolSV(value)); | |
322 | OUTPUT: | |
323 | RETVAL | |
324 | ||
325 | SV* | |
326 | DEFSV() | |
327 | CODE: | |
328 | RETVAL = newSVsv(DEFSV); | |
329 | OUTPUT: | |
330 | RETVAL | |
331 | ||
332 | int | |
333 | ERRSV() | |
334 | CODE: | |
335 | RETVAL = SvTRUE(ERRSV); | |
336 | OUTPUT: | |
337 | RETVAL | |
338 | ||
339 | SV* | |
340 | UNDERBAR() | |
341 | CODE: | |
342 | { | |
343 | dUNDERBAR; | |
344 | RETVAL = newSVsv(UNDERBAR); | |
345 | } | |
346 | OUTPUT: | |
347 | RETVAL | |
348 | ||
0d0f8426 MHM |
349 | void |
350 | prepush() | |
351 | CODE: | |
352 | { | |
353 | dXSTARG; | |
354 | XSprePUSH; | |
355 | PUSHi(42); | |
356 | XSRETURN(1); | |
357 | } | |
358 | ||
f2ab5a41 MHM |
359 | int |
360 | PERL_ABS(a) | |
361 | int a | |
362 | ||
363 | void | |
364 | SVf(x) | |
365 | SV *x | |
366 | PPCODE: | |
367 | #if { VERSION >= 5.004 } | |
368 | x = newSVpvf("[%"SVf"]", x); | |
369 | #endif | |
370 | XPUSHs(x); | |
371 | XSRETURN(1); | |
372 | ||
cac25305 | 373 | =tests plan => 38 |
adfe19db MHM |
374 | |
375 | use vars qw($my_sv @my_av %my_hv); | |
376 | ||
377 | my @s = &Devel::PPPort::newSVpvn(); | |
378 | ok(@s == 5); | |
379 | ok($s[0], "test"); | |
380 | ok($s[1], "te"); | |
381 | ok($s[2], ""); | |
382 | ok(!defined($s[3])); | |
383 | ok(!defined($s[4])); | |
384 | ||
adfe19db MHM |
385 | ok(&Devel::PPPort::boolSV(1)); |
386 | ok(!&Devel::PPPort::boolSV(0)); | |
387 | ||
388 | $_ = "Fred"; | |
389 | ok(&Devel::PPPort::DEFSV(), "Fred"); | |
390 | ok(&Devel::PPPort::UNDERBAR(), "Fred"); | |
391 | ||
0d0f8426 MHM |
392 | if ($] >= 5.009002) { |
393 | eval q{ | |
394 | my $_ = "Tony"; | |
395 | ok(&Devel::PPPort::DEFSV(), "Fred"); | |
396 | ok(&Devel::PPPort::UNDERBAR(), "Tony"); | |
397 | }; | |
398 | } | |
399 | else { | |
400 | ok(1); | |
401 | ok(1); | |
402 | } | |
403 | ||
adfe19db MHM |
404 | eval { 1 }; |
405 | ok(!&Devel::PPPort::ERRSV()); | |
406 | eval { cannot_call_this_one() }; | |
407 | ok(&Devel::PPPort::ERRSV()); | |
408 | ||
409 | ok(&Devel::PPPort::gv_stashpvn('Devel::PPPort', 0)); | |
410 | ok(!&Devel::PPPort::gv_stashpvn('does::not::exist', 0)); | |
411 | ok(&Devel::PPPort::gv_stashpvn('does::not::exist', 1)); | |
412 | ||
413 | $my_sv = 1; | |
414 | ok(&Devel::PPPort::get_sv('my_sv', 0)); | |
415 | ok(!&Devel::PPPort::get_sv('not_my_sv', 0)); | |
416 | ok(&Devel::PPPort::get_sv('not_my_sv', 1)); | |
417 | ||
418 | @my_av = (1); | |
419 | ok(&Devel::PPPort::get_av('my_av', 0)); | |
420 | ok(!&Devel::PPPort::get_av('not_my_av', 0)); | |
421 | ok(&Devel::PPPort::get_av('not_my_av', 1)); | |
422 | ||
423 | %my_hv = (a=>1); | |
424 | ok(&Devel::PPPort::get_hv('my_hv', 0)); | |
425 | ok(!&Devel::PPPort::get_hv('not_my_hv', 0)); | |
426 | ok(&Devel::PPPort::get_hv('not_my_hv', 1)); | |
427 | ||
428 | sub my_cv { 1 }; | |
429 | ok(&Devel::PPPort::get_cv('my_cv', 0)); | |
430 | ok(!&Devel::PPPort::get_cv('not_my_cv', 0)); | |
431 | ok(&Devel::PPPort::get_cv('not_my_cv', 1)); | |
432 | ||
9132e1a3 | 433 | ok(Devel::PPPort::dXSTARG(42), 43); |
0d0f8426 MHM |
434 | ok(Devel::PPPort::dAXMARK(4711), 4710); |
435 | ||
436 | ok(Devel::PPPort::prepush(), 42); | |
9132e1a3 | 437 | |
0d0f8426 MHM |
438 | ok(join(':', Devel::PPPort::xsreturn(0)), 'test1'); |
439 | ok(join(':', Devel::PPPort::xsreturn(1)), 'test1:test2'); | |
f2ab5a41 MHM |
440 | |
441 | ok(Devel::PPPort::PERL_ABS(42), 42); | |
442 | ok(Devel::PPPort::PERL_ABS(-13), 13); | |
443 | ||
444 | ok(Devel::PPPort::SVf(42), $] >= 5.004 ? '[42]' : '42'); | |
445 | ok(Devel::PPPort::SVf('abc'), $] >= 5.004 ? '[abc]' : 'abc'); | |
446 |