Commit | Line | Data |
---|---|---|
1462b684 | 1 | /* $RCSfile: perl.h,v $$Revision: 4.0.1.3 $$Date: 91/06/10 01:25:10 $ |
a687059c | 2 | * |
352d5a3a | 3 | * Copyright (c) 1991, Larry Wall |
a687059c | 4 | * |
352d5a3a LW |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. | |
8d063cd8 LW |
7 | * |
8 | * $Log: perl.h,v $ | |
1462b684 LW |
9 | * Revision 4.0.1.3 91/06/10 01:25:10 lwall |
10 | * patch10: certain pattern optimizations were botched | |
11 | * | |
352d5a3a LW |
12 | * Revision 4.0.1.2 91/06/07 11:28:33 lwall |
13 | * patch4: new copyright notice | |
14 | * patch4: made some allowances for "semi-standard" C | |
15 | * patch4: many, many itty-bitty portability fixes | |
16 | * | |
35c8bce7 LW |
17 | * Revision 4.0.1.1 91/04/11 17:49:51 lwall |
18 | * patch1: hopefully straightened out some of the Xenix mess | |
19 | * | |
fe14fcc3 LW |
20 | * Revision 4.0 91/03/20 01:37:56 lwall |
21 | * 4.0 baseline. | |
8d063cd8 LW |
22 | * |
23 | */ | |
24 | ||
35c8bce7 | 25 | #define VOIDWANT 1 |
ac58e20f LW |
26 | #include "config.h" |
27 | ||
0f85fab0 | 28 | #ifdef MSDOS |
fe14fcc3 | 29 | /* This stuff now in the MS-DOS config.h file. */ |
0f85fab0 LW |
30 | #else /* !MSDOS */ |
31 | ||
32 | /* | |
33 | * The following symbols are defined if your operating system supports | |
34 | * functions by that name. All Unixes I know of support them, thus they | |
35 | * are not checked by the configuration script, but are directly defined | |
36 | * here. | |
37 | */ | |
fe14fcc3 LW |
38 | #define HAS_ALARM |
39 | #define HAS_CHOWN | |
40 | #define HAS_CHROOT | |
41 | #define HAS_FORK | |
42 | #define HAS_GETLOGIN | |
43 | #define HAS_GETPPID | |
44 | #define HAS_KILL | |
45 | #define HAS_LINK | |
46 | #define HAS_PIPE | |
47 | #define HAS_WAIT | |
48 | #define HAS_UMASK | |
0f85fab0 LW |
49 | /* |
50 | * The following symbols are defined if your operating system supports | |
51 | * password and group functions in general. All Unix systems do. | |
52 | */ | |
fe14fcc3 LW |
53 | #define HAS_GROUP |
54 | #define HAS_PASSWD | |
0f85fab0 LW |
55 | |
56 | #endif /* !MSDOS */ | |
57 | ||
352d5a3a LW |
58 | #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) |
59 | # define STANDARD_C 1 | |
60 | #endif | |
61 | ||
62 | #if defined(HASVOLATILE) || defined(STANDARD_C) | |
663a0e37 | 63 | #define VOLATILE volatile |
663a0e37 LW |
64 | #else |
65 | #define VOLATILE | |
663a0e37 LW |
66 | #endif |
67 | ||
a687059c LW |
68 | #ifdef IAMSUID |
69 | # ifndef TAINT | |
70 | # define TAINT | |
71 | # endif | |
72 | #endif | |
73 | ||
fe14fcc3 | 74 | #ifndef HAS_VFORK |
03a14243 LW |
75 | # define vfork fork |
76 | #endif | |
77 | ||
fe14fcc3 LW |
78 | #ifdef HAS_GETPGRP2 |
79 | # ifndef HAS_GETPGRP | |
80 | # define HAS_GETPGRP | |
663a0e37 LW |
81 | # endif |
82 | # define getpgrp getpgrp2 | |
83 | #endif | |
84 | ||
fe14fcc3 LW |
85 | #ifdef HAS_SETPGRP2 |
86 | # ifndef HAS_SETPGRP | |
87 | # define HAS_SETPGRP | |
663a0e37 LW |
88 | # endif |
89 | # define setpgrp setpgrp2 | |
90 | #endif | |
91 | ||
fe14fcc3 LW |
92 | #include <stdio.h> |
93 | #include <ctype.h> | |
94 | #include <setjmp.h> | |
95 | #ifndef MSDOS | |
352d5a3a LW |
96 | #ifdef PARAM_NEEDS_TYPES |
97 | #include <sys/types.h> | |
03a14243 | 98 | #endif |
352d5a3a LW |
99 | #include <sys/param.h> |
100 | #endif | |
101 | #ifdef STANDARD_C | |
fe14fcc3 LW |
102 | /* Use all the "standard" definitions */ |
103 | #include <stdlib.h> | |
104 | #include <string.h> | |
352d5a3a | 105 | #endif /* STANDARD_C */ |
03a14243 | 106 | |
fe14fcc3 LW |
107 | #if defined(HAS_MEMCMP) && defined(mips) && BYTEORDER == 0x1234 |
108 | #undef HAS_MEMCMP | |
663a0e37 | 109 | #endif |
fe14fcc3 LW |
110 | |
111 | #ifdef HAS_MEMCPY | |
112 | ||
352d5a3a | 113 | # ifndef STANDARD_C |
fe14fcc3 LW |
114 | # ifndef memcpy |
115 | extern char * memcpy(), *memset(); | |
450a55e4 | 116 | extern int memcmp(); |
fe14fcc3 | 117 | # endif /* ndef memcpy */ |
352d5a3a | 118 | # endif /* ndef STANDARD_C */ |
fe14fcc3 | 119 | |
352d5a3a LW |
120 | # ifndef bcopy |
121 | # define bcopy(s1,s2,l) memcpy(s2,s1,l) | |
122 | # endif | |
123 | # ifndef bzero | |
124 | # define bzero(s,l) memset(s,0,l) | |
125 | # endif | |
fe14fcc3 | 126 | #endif /* HAS_MEMCPY */ |
8d063cd8 | 127 | |
fe14fcc3 | 128 | #ifndef HAS_BCMP /* prefer bcmp slightly 'cuz it doesn't order */ |
352d5a3a LW |
129 | # ifndef bcmp |
130 | # define bcmp(s1,s2,l) memcmp(s1,s2,l) | |
131 | # endif | |
d9d8d8de | 132 | #endif |
378cc40b LW |
133 | |
134 | #ifndef _TYPES_ /* If types.h defines this it's easy. */ | |
135 | #ifndef major /* Does everyone's types.h define this? */ | |
8d063cd8 | 136 | #include <sys/types.h> |
378cc40b LW |
137 | #endif |
138 | #endif | |
139 | ||
ae986130 LW |
140 | #ifdef I_NETINET_IN |
141 | #include <netinet/in.h> | |
142 | #endif | |
143 | ||
8d063cd8 | 144 | #include <sys/stat.h> |
135863df | 145 | |
663a0e37 LW |
146 | #ifdef I_TIME |
147 | # include <time.h> | |
ffed7fef | 148 | #endif |
663a0e37 | 149 | |
fe14fcc3 | 150 | #ifdef I_SYS_TIME |
663a0e37 LW |
151 | # ifdef SYSTIMEKERNEL |
152 | # define KERNEL | |
153 | # endif | |
154 | # include <sys/time.h> | |
155 | # ifdef SYSTIMEKERNEL | |
156 | # undef KERNEL | |
157 | # endif | |
a687059c | 158 | #endif |
135863df | 159 | |
d9d8d8de | 160 | #ifndef MSDOS |
8d063cd8 | 161 | #include <sys/times.h> |
d9d8d8de | 162 | #endif |
8d063cd8 | 163 | |
fe14fcc3 LW |
164 | #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR)) |
165 | #undef HAS_STRERROR | |
663a0e37 LW |
166 | #endif |
167 | ||
168 | #include <errno.h> | |
d9d8d8de | 169 | #ifndef MSDOS |
663a0e37 LW |
170 | #ifndef errno |
171 | extern int errno; /* ANSI allows errno to be an lvalue expr */ | |
172 | #endif | |
d9d8d8de | 173 | #endif |
663a0e37 | 174 | |
35c8bce7 | 175 | #ifndef strerror |
fe14fcc3 | 176 | #ifdef HAS_STRERROR |
663a0e37 LW |
177 | char *strerror(); |
178 | #else | |
179 | extern int sys_nerr; | |
180 | extern char *sys_errlist[]; | |
181 | #define strerror(e) ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e]) | |
182 | #endif | |
35c8bce7 | 183 | #endif |
663a0e37 | 184 | |
a687059c LW |
185 | #ifdef I_SYSIOCTL |
186 | #ifndef _IOCTL_ | |
187 | #include <sys/ioctl.h> | |
188 | #endif | |
189 | #endif | |
190 | ||
191 | #if defined(mc300) || defined(mc500) || defined(mc700) /* MASSCOMP */ | |
fe14fcc3 LW |
192 | #ifdef HAS_SOCKETPAIR |
193 | #undef HAS_SOCKETPAIR | |
a687059c | 194 | #endif |
fe14fcc3 LW |
195 | #ifdef HAS_NDBM |
196 | #undef HAS_NDBM | |
a687059c LW |
197 | #endif |
198 | #endif | |
199 | ||
fe14fcc3 LW |
200 | #ifdef HAS_GDBM |
201 | #ifdef I_GDBM | |
202 | #include <gdbm.h> | |
203 | #endif | |
204 | #define SOME_DBM | |
205 | #ifdef HAS_NDBM | |
206 | #undef HAS_NDBM | |
207 | #endif | |
208 | #ifdef HAS_ODBM | |
209 | #undef HAS_ODBM | |
210 | #endif | |
211 | #else | |
212 | #ifdef HAS_NDBM | |
a687059c LW |
213 | #include <ndbm.h> |
214 | #define SOME_DBM | |
fe14fcc3 LW |
215 | #ifdef HAS_ODBM |
216 | #undef HAS_ODBM | |
ae986130 | 217 | #endif |
a687059c | 218 | #else |
fe14fcc3 | 219 | #ifdef HAS_ODBM |
a687059c LW |
220 | #ifdef NULL |
221 | #undef NULL /* suppress redefinition message */ | |
222 | #endif | |
223 | #include <dbm.h> | |
224 | #ifdef NULL | |
225 | #undef NULL | |
226 | #endif | |
227 | #define NULL 0 /* silly thing is, we don't even use this */ | |
228 | #define SOME_DBM | |
229 | #define dbm_fetch(db,dkey) fetch(dkey) | |
230 | #define dbm_delete(db,dkey) delete(dkey) | |
231 | #define dbm_store(db,dkey,dcontent,flags) store(dkey,dcontent) | |
232 | #define dbm_close(db) dbmclose() | |
233 | #define dbm_firstkey(db) firstkey() | |
fe14fcc3 LW |
234 | #endif /* HAS_ODBM */ |
235 | #endif /* HAS_NDBM */ | |
236 | #endif /* HAS_GDBM */ | |
a687059c LW |
237 | #ifdef SOME_DBM |
238 | EXT char *dbmkey; | |
239 | EXT int dbmlen; | |
240 | #endif | |
241 | ||
242 | #if INTSIZE == 2 | |
243 | #define htoni htons | |
244 | #define ntohi ntohs | |
245 | #else | |
246 | #define htoni htonl | |
247 | #define ntohi ntohl | |
248 | #endif | |
249 | ||
35c8bce7 | 250 | #if defined(I_DIRENT) |
663a0e37 LW |
251 | # include <dirent.h> |
252 | # define DIRENT dirent | |
ae986130 | 253 | #else |
fe14fcc3 | 254 | # ifdef I_SYS_NDIR |
79a0689e | 255 | # include <sys/ndir.h> |
663a0e37 LW |
256 | # define DIRENT direct |
257 | # else | |
fe14fcc3 | 258 | # ifdef I_SYS_DIR |
79a0689e LW |
259 | # ifdef hp9000s500 |
260 | # include <ndir.h> /* may be wrong in the future */ | |
261 | # else | |
262 | # include <sys/dir.h> | |
263 | # endif | |
663a0e37 LW |
264 | # define DIRENT direct |
265 | # endif | |
266 | # endif | |
a687059c LW |
267 | #endif |
268 | ||
352d5a3a LW |
269 | #ifdef FPUTS_BOTCH |
270 | /* work around botch in SunOS 4.0.1 and 4.0.2 */ | |
271 | # ifndef fputs | |
272 | # define fputs(str,fp) fprintf(fp,"%s",str) | |
273 | # endif | |
274 | #endif | |
275 | ||
c623bd54 LW |
276 | /* |
277 | * The following gobbledygook brought to you on behalf of __STDC__. | |
278 | * (I could just use #ifndef __STDC__, but this is more bulletproof | |
279 | * in the face of half-implementations.) | |
280 | */ | |
281 | ||
282 | #ifndef S_IFMT | |
283 | # ifdef _S_IFMT | |
284 | # define S_IFMT _S_IFMT | |
285 | # else | |
286 | # define S_IFMT 0170000 | |
287 | # endif | |
288 | #endif | |
289 | ||
290 | #ifndef S_ISDIR | |
291 | # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR) | |
292 | #endif | |
293 | ||
294 | #ifndef S_ISCHR | |
295 | # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR) | |
296 | #endif | |
297 | ||
298 | #ifndef S_ISBLK | |
fe14fcc3 LW |
299 | # ifdef S_IFBLK |
300 | # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK) | |
301 | # else | |
302 | # define S_ISBLK(m) (0) | |
303 | # endif | |
c623bd54 LW |
304 | #endif |
305 | ||
306 | #ifndef S_ISREG | |
307 | # define S_ISREG(m) ((m & S_IFMT) == S_IFREG) | |
308 | #endif | |
309 | ||
310 | #ifndef S_ISFIFO | |
fe14fcc3 LW |
311 | # ifdef S_IFIFO |
312 | # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO) | |
313 | # else | |
314 | # define S_ISFIFO(m) (0) | |
315 | # endif | |
c623bd54 LW |
316 | #endif |
317 | ||
318 | #ifndef S_ISLNK | |
319 | # ifdef _S_ISLNK | |
320 | # define S_ISLNK(m) _S_ISLNK(m) | |
321 | # else | |
322 | # ifdef _S_IFLNK | |
323 | # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK) | |
324 | # else | |
325 | # ifdef S_IFLNK | |
326 | # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK) | |
327 | # else | |
328 | # define S_ISLNK(m) (0) | |
329 | # endif | |
330 | # endif | |
331 | # endif | |
332 | #endif | |
333 | ||
334 | #ifndef S_ISSOCK | |
335 | # ifdef _S_ISSOCK | |
336 | # define S_ISSOCK(m) _S_ISSOCK(m) | |
337 | # else | |
338 | # ifdef _S_IFSOCK | |
339 | # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK) | |
340 | # else | |
341 | # ifdef S_IFSOCK | |
342 | # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK) | |
343 | # else | |
344 | # define S_ISSOCK(m) (0) | |
345 | # endif | |
346 | # endif | |
347 | # endif | |
348 | #endif | |
349 | ||
350 | #ifndef S_IRUSR | |
351 | # ifdef S_IREAD | |
352 | # define S_IRUSR S_IREAD | |
353 | # define S_IWUSR S_IWRITE | |
354 | # define S_IXUSR S_IEXEC | |
355 | # else | |
356 | # define S_IRUSR 0400 | |
357 | # define S_IWUSR 0200 | |
358 | # define S_IXUSR 0100 | |
359 | # endif | |
360 | # define S_IRGRP (S_IRUSR>>3) | |
361 | # define S_IWGRP (S_IWUSR>>3) | |
362 | # define S_IXGRP (S_IXUSR>>3) | |
363 | # define S_IROTH (S_IRUSR>>6) | |
364 | # define S_IWOTH (S_IWUSR>>6) | |
365 | # define S_IXOTH (S_IXUSR>>6) | |
366 | #endif | |
367 | ||
368 | #ifndef S_ISUID | |
369 | # define S_ISUID 04000 | |
370 | #endif | |
371 | ||
372 | #ifndef S_ISGID | |
373 | # define S_ISGID 02000 | |
374 | #endif | |
375 | ||
352d5a3a LW |
376 | #ifdef f_next |
377 | #undef f_next | |
378 | #endif | |
379 | ||
450a55e4 LW |
380 | typedef unsigned int STRLEN; |
381 | ||
8d063cd8 LW |
382 | typedef struct arg ARG; |
383 | typedef struct cmd CMD; | |
384 | typedef struct formcmd FCMD; | |
385 | typedef struct scanpat SPAT; | |
8d063cd8 | 386 | typedef struct stio STIO; |
378cc40b | 387 | typedef struct sub SUBR; |
8d063cd8 LW |
388 | typedef struct string STR; |
389 | typedef struct atbl ARRAY; | |
390 | typedef struct htbl HASH; | |
378cc40b | 391 | typedef struct regexp REGEXP; |
a687059c LW |
392 | typedef struct stabptrs STBP; |
393 | typedef struct stab STAB; | |
d9d8d8de | 394 | typedef struct callsave CSV; |
8d063cd8 | 395 | |
378cc40b LW |
396 | #include "handy.h" |
397 | #include "regexp.h" | |
8d063cd8 | 398 | #include "str.h" |
378cc40b | 399 | #include "util.h" |
8d063cd8 LW |
400 | #include "form.h" |
401 | #include "stab.h" | |
402 | #include "spat.h" | |
403 | #include "arg.h" | |
404 | #include "cmd.h" | |
405 | #include "array.h" | |
406 | #include "hash.h" | |
407 | ||
450a55e4 | 408 | #if defined(iAPX286) || defined(M_I286) || defined(I80286) |
a687059c LW |
409 | # define I286 |
410 | #endif | |
411 | ||
352d5a3a | 412 | #ifndef STANDARD_C |
135863df AB |
413 | #ifdef CHARSPRINTF |
414 | char *sprintf(); | |
415 | #else | |
416 | int sprintf(); | |
417 | #endif | |
a687059c | 418 | #endif |
135863df | 419 | |
8d063cd8 LW |
420 | EXT char *Yes INIT("1"); |
421 | EXT char *No INIT(""); | |
422 | ||
a687059c LW |
423 | /* "gimme" values */ |
424 | ||
425 | /* Note: cmd.c assumes that it can use && to produce one of these values! */ | |
426 | #define G_SCALAR 0 | |
427 | #define G_ARRAY 1 | |
428 | ||
429 | #ifdef CRIPPLED_CC | |
430 | int str_true(); | |
431 | #else /* !CRIPPLED_CC */ | |
432 | #define str_true(str) (Str = (str), \ | |
433 | (Str->str_pok ? \ | |
434 | ((*Str->str_ptr > '0' || \ | |
435 | Str->str_cur > 1 || \ | |
436 | (Str->str_cur && *Str->str_ptr != '0')) ? 1 : 0) \ | |
437 | : \ | |
438 | (Str->str_nok ? (Str->str_u.str_nval != 0.0) : 0 ) )) | |
439 | #endif /* CRIPPLED_CC */ | |
8d063cd8 | 440 | |
135863df | 441 | #ifdef DEBUGGING |
a687059c LW |
442 | #define str_peek(str) (Str = (str), \ |
443 | (Str->str_pok ? \ | |
444 | Str->str_ptr : \ | |
445 | (Str->str_nok ? \ | |
446 | (sprintf(tokenbuf,"num(%g)",Str->str_u.str_nval), \ | |
447 | (char*)tokenbuf) : \ | |
448 | "" ))) | |
135863df AB |
449 | #endif |
450 | ||
a687059c LW |
451 | #ifdef CRIPPLED_CC |
452 | char *str_get(); | |
453 | #else | |
454 | #ifdef TAINT | |
455 | #define str_get(str) (Str = (str), tainted |= Str->str_tainted, \ | |
456 | (Str->str_pok ? Str->str_ptr : str_2ptr(Str))) | |
457 | #else | |
8d063cd8 | 458 | #define str_get(str) (Str = (str), (Str->str_pok ? Str->str_ptr : str_2ptr(Str))) |
a687059c LW |
459 | #endif /* TAINT */ |
460 | #endif /* CRIPPLED_CC */ | |
461 | ||
462 | #ifdef CRIPPLED_CC | |
463 | double str_gnum(); | |
464 | #else /* !CRIPPLED_CC */ | |
465 | #ifdef TAINT | |
466 | #define str_gnum(str) (Str = (str), tainted |= Str->str_tainted, \ | |
467 | (Str->str_nok ? Str->str_u.str_nval : str_2num(Str))) | |
468 | #else /* !TAINT */ | |
469 | #define str_gnum(str) (Str = (str), (Str->str_nok ? Str->str_u.str_nval : str_2num(Str))) | |
470 | #endif /* TAINT*/ | |
471 | #endif /* CRIPPLED_CC */ | |
8d063cd8 LW |
472 | EXT STR *Str; |
473 | ||
474 | #define GROWSTR(pp,lp,len) if (*(lp) < (len)) growstr(pp,lp,len) | |
475 | ||
450a55e4 | 476 | #ifndef MSDOS |
a687059c | 477 | #define STR_GROW(str,len) if ((str)->str_len < (len)) str_grow(str,len) |
450a55e4 LW |
478 | #define Str_Grow str_grow |
479 | #else | |
480 | /* extra parentheses intentionally NOT placed around "len"! */ | |
481 | #define STR_GROW(str,len) if ((str)->str_len < (unsigned long)len) \ | |
482 | str_grow(str,(unsigned long)len) | |
483 | #define Str_Grow(str,len) str_grow(str,(unsigned long)(len)) | |
484 | #endif /* MSDOS */ | |
a687059c LW |
485 | |
486 | #ifndef BYTEORDER | |
ffed7fef | 487 | #define BYTEORDER 0x1234 |
a687059c LW |
488 | #endif |
489 | ||
fe14fcc3 LW |
490 | #if defined(htonl) && !defined(HAS_HTONL) |
491 | #define HAS_HTONL | |
ae986130 | 492 | #endif |
fe14fcc3 LW |
493 | #if defined(htons) && !defined(HAS_HTONS) |
494 | #define HAS_HTONS | |
ae986130 | 495 | #endif |
fe14fcc3 LW |
496 | #if defined(ntohl) && !defined(HAS_NTOHL) |
497 | #define HAS_NTOHL | |
ae986130 | 498 | #endif |
fe14fcc3 LW |
499 | #if defined(ntohs) && !defined(HAS_NTOHS) |
500 | #define HAS_NTOHS | |
ae986130 | 501 | #endif |
fe14fcc3 | 502 | #ifndef HAS_HTONL |
d9d8d8de | 503 | #if (BYTEORDER & 0xffff) != 0x4321 |
fe14fcc3 LW |
504 | #define HAS_HTONS |
505 | #define HAS_HTONL | |
506 | #define HAS_NTOHS | |
507 | #define HAS_NTOHL | |
a687059c LW |
508 | #define MYSWAP |
509 | #define htons my_swap | |
510 | #define htonl my_htonl | |
511 | #define ntohs my_swap | |
512 | #define ntohl my_ntohl | |
513 | #endif | |
514 | #else | |
d9d8d8de | 515 | #if (BYTEORDER & 0xffff) == 0x4321 |
fe14fcc3 LW |
516 | #undef HAS_HTONS |
517 | #undef HAS_HTONL | |
518 | #undef HAS_NTOHS | |
519 | #undef HAS_NTOHL | |
a687059c LW |
520 | #endif |
521 | #endif | |
522 | ||
0f85fab0 LW |
523 | #ifdef CASTNEGFLOAT |
524 | #define U_S(what) ((unsigned short)(what)) | |
525 | #define U_I(what) ((unsigned int)(what)) | |
526 | #define U_L(what) ((unsigned long)(what)) | |
527 | #else | |
528 | unsigned long castulong(); | |
529 | #define U_S(what) ((unsigned int)castulong(what)) | |
530 | #define U_I(what) ((unsigned int)castulong(what)) | |
531 | #define U_L(what) (castulong(what)) | |
532 | #endif | |
533 | ||
8d063cd8 LW |
534 | CMD *add_label(); |
535 | CMD *block_head(); | |
536 | CMD *append_line(); | |
537 | CMD *make_acmd(); | |
538 | CMD *make_ccmd(); | |
a687059c | 539 | CMD *make_icmd(); |
8d063cd8 LW |
540 | CMD *invert(); |
541 | CMD *addcond(); | |
542 | CMD *addloop(); | |
543 | CMD *wopt(); | |
378cc40b | 544 | CMD *over(); |
8d063cd8 | 545 | |
8d063cd8 | 546 | STAB *stabent(); |
378cc40b | 547 | STAB *genstab(); |
8d063cd8 | 548 | |
378cc40b | 549 | ARG *stab2arg(); |
8d063cd8 LW |
550 | ARG *op_new(); |
551 | ARG *make_op(); | |
8d063cd8 LW |
552 | ARG *make_match(); |
553 | ARG *make_split(); | |
a687059c | 554 | ARG *rcatmaybe(); |
378cc40b | 555 | ARG *listish(); |
a687059c | 556 | ARG *maybelistish(); |
378cc40b | 557 | ARG *localize(); |
a687059c LW |
558 | ARG *fixeval(); |
559 | ARG *jmaybe(); | |
378cc40b | 560 | ARG *l(); |
a687059c | 561 | ARG *fixl(); |
378cc40b LW |
562 | ARG *mod_match(); |
563 | ARG *make_list(); | |
564 | ARG *cmd_to_arg(); | |
565 | ARG *addflags(); | |
566 | ARG *hide_ary(); | |
567 | ARG *cval_to_arg(); | |
8d063cd8 | 568 | |
8d063cd8 LW |
569 | STR *str_new(); |
570 | STR *stab_str(); | |
a687059c LW |
571 | |
572 | int do_each(); | |
573 | int do_subr(); | |
574 | int do_match(); | |
575 | int do_unpack(); | |
576 | int eval(); /* this evaluates expressions */ | |
577 | int do_eval(); /* this evaluates eval operator */ | |
578 | int do_assign(); | |
378cc40b LW |
579 | |
580 | SUBR *make_sub(); | |
8d063cd8 LW |
581 | |
582 | FCMD *load_format(); | |
583 | ||
584 | char *scanpat(); | |
585 | char *scansubst(); | |
586 | char *scantrans(); | |
587 | char *scanstr(); | |
fe14fcc3 | 588 | char *scanident(); |
8d063cd8 LW |
589 | char *str_append_till(); |
590 | char *str_gets(); | |
a687059c | 591 | char *str_grow(); |
8d063cd8 | 592 | |
8d063cd8 LW |
593 | bool do_open(); |
594 | bool do_close(); | |
595 | bool do_print(); | |
378cc40b LW |
596 | bool do_aprint(); |
597 | bool do_exec(); | |
598 | bool do_aexec(); | |
8d063cd8 LW |
599 | |
600 | int do_subst(); | |
378cc40b LW |
601 | int cando(); |
602 | int ingroup(); | |
8d063cd8 | 603 | |
378cc40b LW |
604 | void str_replace(); |
605 | void str_inc(); | |
606 | void str_dec(); | |
8d063cd8 | 607 | void str_free(); |
a687059c | 608 | void stab_clear(); |
378cc40b | 609 | void do_join(); |
378cc40b | 610 | void do_sprintf(); |
a687059c | 611 | void do_accept(); |
ac58e20f | 612 | void do_pipe(); |
a687059c | 613 | void do_vecset(); |
fe14fcc3 LW |
614 | void do_unshift(); |
615 | void do_execfree(); | |
616 | void magicalize(); | |
617 | void magicname(); | |
a687059c LW |
618 | void savelist(); |
619 | void saveitem(); | |
620 | void saveint(); | |
621 | void savelong(); | |
622 | void savesptr(); | |
623 | void savehptr(); | |
624 | void restorelist(); | |
ac58e20f | 625 | void repeatcpy(); |
a687059c LW |
626 | HASH *savehash(); |
627 | ARRAY *saveary(); | |
378cc40b | 628 | |
ac58e20f LW |
629 | EXT char **origargv; |
630 | EXT int origargc; | |
fe14fcc3 | 631 | EXT char **origenviron; |
35c8bce7 LW |
632 | extern char **environ; |
633 | ||
a687059c LW |
634 | EXT line_t subline INIT(0); |
635 | EXT STR *subname INIT(Nullstr); | |
8d063cd8 LW |
636 | EXT int arybase INIT(0); |
637 | ||
638 | struct outrec { | |
d9d8d8de LW |
639 | long o_lines; |
640 | char *o_str; | |
641 | int o_len; | |
8d063cd8 LW |
642 | }; |
643 | ||
644 | EXT struct outrec outrec; | |
645 | EXT struct outrec toprec; | |
646 | ||
a687059c | 647 | EXT STAB *stdinstab INIT(Nullstab); |
8d063cd8 LW |
648 | EXT STAB *last_in_stab INIT(Nullstab); |
649 | EXT STAB *defstab INIT(Nullstab); | |
650 | EXT STAB *argvstab INIT(Nullstab); | |
651 | EXT STAB *envstab INIT(Nullstab); | |
652 | EXT STAB *sigstab INIT(Nullstab); | |
653 | EXT STAB *defoutstab INIT(Nullstab); | |
654 | EXT STAB *curoutstab INIT(Nullstab); | |
655 | EXT STAB *argvoutstab INIT(Nullstab); | |
378cc40b | 656 | EXT STAB *incstab INIT(Nullstab); |
a687059c LW |
657 | EXT STAB *leftstab INIT(Nullstab); |
658 | EXT STAB *amperstab INIT(Nullstab); | |
659 | EXT STAB *rightstab INIT(Nullstab); | |
660 | EXT STAB *DBstab INIT(Nullstab); | |
d9d8d8de | 661 | EXT STAB *DBline INIT(Nullstab); |
a687059c LW |
662 | EXT STAB *DBsub INIT(Nullstab); |
663 | ||
664 | EXT HASH *defstash; /* main symbol table */ | |
665 | EXT HASH *curstash; /* symbol table for current package */ | |
666 | EXT HASH *debstash; /* symbol table for perldb package */ | |
667 | ||
668 | EXT STR *curstname; /* name of current package */ | |
8d063cd8 LW |
669 | |
670 | EXT STR *freestrroot INIT(Nullstr); | |
378cc40b | 671 | EXT STR *lastretstr INIT(Nullstr); |
a687059c | 672 | EXT STR *DBsingle INIT(Nullstr); |
d9d8d8de LW |
673 | EXT STR *DBtrace INIT(Nullstr); |
674 | EXT STR *DBsignal INIT(Nullstr); | |
a687059c LW |
675 | |
676 | EXT int lastspbase; | |
677 | EXT int lastsize; | |
8d063cd8 | 678 | |
fe14fcc3 | 679 | EXT char *hexdigit INIT("0123456789abcdef0123456789ABCDEF"); |
378cc40b | 680 | EXT char *origfilename; |
ac58e20f | 681 | EXT FILE * VOLATILE rsfp; |
8d063cd8 | 682 | EXT char buf[1024]; |
a687059c LW |
683 | EXT char *bufptr; |
684 | EXT char *oldbufptr; | |
685 | EXT char *oldoldbufptr; | |
686 | EXT char *bufend; | |
8d063cd8 LW |
687 | |
688 | EXT STR *linestr INIT(Nullstr); | |
689 | ||
fe14fcc3 LW |
690 | EXT char *rs INIT("\n"); |
691 | EXT int rschar INIT('\n'); /* final char of rs, or 0777 if none */ | |
a687059c | 692 | EXT int rslen INIT(1); |
8d063cd8 | 693 | EXT char *ofs INIT(Nullch); |
a687059c | 694 | EXT int ofslen INIT(0); |
8d063cd8 | 695 | EXT char *ors INIT(Nullch); |
a687059c | 696 | EXT int orslen INIT(0); |
8d063cd8 LW |
697 | EXT char *ofmt INIT(Nullch); |
698 | EXT char *inplace INIT(Nullch); | |
a687059c | 699 | EXT char *nointrp INIT(""); |
8d063cd8 | 700 | |
378cc40b LW |
701 | EXT bool preprocess INIT(FALSE); |
702 | EXT bool minus_n INIT(FALSE); | |
703 | EXT bool minus_p INIT(FALSE); | |
fe14fcc3 | 704 | EXT bool minus_l INIT(FALSE); |
378cc40b LW |
705 | EXT bool minus_a INIT(FALSE); |
706 | EXT bool doswitches INIT(FALSE); | |
707 | EXT bool dowarn INIT(FALSE); | |
450a55e4 | 708 | EXT bool doextract INIT(FALSE); |
378cc40b LW |
709 | EXT bool allstabs INIT(FALSE); /* init all customary symbols in symbol table?*/ |
710 | EXT bool sawampersand INIT(FALSE); /* must save all match strings */ | |
711 | EXT bool sawstudy INIT(FALSE); /* do fbminstr on all strings */ | |
a687059c LW |
712 | EXT bool sawi INIT(FALSE); /* study must assume case insensitive */ |
713 | EXT bool sawvec INIT(FALSE); | |
ac58e20f | 714 | EXT bool localizing INIT(FALSE); /* are we processing a local() list? */ |
a687059c | 715 | |
352d5a3a LW |
716 | #ifndef MAXSYSFD |
717 | # define MAXSYSFD 2 | |
718 | #endif | |
719 | EXT int maxsysfd INIT(MAXSYSFD); /* top fd to pass to subprocesses */ | |
720 | ||
ae986130 LW |
721 | #ifdef CSH |
722 | char *cshname INIT(CSH); | |
723 | int cshlen INIT(0); | |
724 | #endif /* CSH */ | |
a687059c LW |
725 | |
726 | #ifdef TAINT | |
727 | EXT bool tainted INIT(FALSE); /* using variables controlled by $< */ | |
728 | #endif | |
378cc40b | 729 | |
450a55e4 | 730 | #ifndef MSDOS |
378cc40b | 731 | #define TMPPATH "/tmp/perl-eXXXXXX" |
450a55e4 | 732 | #else |
57ebbfd0 | 733 | #define TMPPATH "plXXXXXX" |
450a55e4 | 734 | #endif /* MSDOS */ |
378cc40b LW |
735 | EXT char *e_tmpname; |
736 | EXT FILE *e_fp INIT(Nullfp); | |
737 | ||
8d063cd8 | 738 | EXT char tokenbuf[256]; |
a687059c | 739 | EXT int expectterm INIT(TRUE); /* how to interpret ambiguous tokens */ |
ac58e20f | 740 | EXT VOLATILE int in_eval INIT(FALSE); /* trap fatal errors? */ |
a687059c LW |
741 | EXT int multiline INIT(0); /* $*--do strings hold >1 line? */ |
742 | EXT int forkprocess; /* so do_open |- can return proc# */ | |
743 | EXT int do_undump INIT(0); /* -u or dump seen? */ | |
744 | EXT int error_count INIT(0); /* how many errors so far, max 10 */ | |
745 | EXT int multi_start INIT(0); /* 1st line of multi-line string */ | |
746 | EXT int multi_end INIT(0); /* last line of multi-line string */ | |
747 | EXT int multi_open INIT(0); /* delimiter of said string */ | |
748 | EXT int multi_close INIT(0); /* delimiter of said string */ | |
8d063cd8 LW |
749 | |
750 | FILE *popen(); | |
751 | /* char *str_get(); */ | |
752 | STR *interp(); | |
753 | void free_arg(); | |
754 | STIO *stio_new(); | |
1462b684 | 755 | void hoistmust(); |
8d063cd8 LW |
756 | |
757 | EXT struct stat statbuf; | |
a687059c LW |
758 | EXT struct stat statcache; |
759 | STAB *statstab INIT(Nullstab); | |
760 | STR *statname; | |
d9d8d8de | 761 | #ifndef MSDOS |
8d063cd8 | 762 | EXT struct tms timesbuf; |
d9d8d8de | 763 | #endif |
378cc40b LW |
764 | EXT int uid; |
765 | EXT int euid; | |
a687059c LW |
766 | EXT int gid; |
767 | EXT int egid; | |
378cc40b LW |
768 | UIDTYPE getuid(); |
769 | UIDTYPE geteuid(); | |
770 | GIDTYPE getgid(); | |
771 | GIDTYPE getegid(); | |
772 | EXT int unsafe; | |
8d063cd8 LW |
773 | |
774 | #ifdef DEBUGGING | |
ac58e20f | 775 | EXT VOLATILE int debug INIT(0); |
8d063cd8 | 776 | EXT int dlevel INIT(0); |
a687059c LW |
777 | EXT int dlmax INIT(128); |
778 | EXT char *debname; | |
779 | EXT char *debdelim; | |
d96024cf | 780 | #define YYDEBUG 1 |
8d063cd8 | 781 | #endif |
a687059c | 782 | EXT int perldb INIT(0); |
fe14fcc3 | 783 | #define YYMAXDEPTH 300 |
8d063cd8 | 784 | |
378cc40b LW |
785 | EXT line_t cmdline INIT(NOLINE); |
786 | ||
a687059c | 787 | EXT STR str_undef; |
8d063cd8 LW |
788 | EXT STR str_no; |
789 | EXT STR str_yes; | |
790 | ||
791 | /* runtime control stuff */ | |
792 | ||
793 | EXT struct loop { | |
a687059c LW |
794 | char *loop_label; /* what the loop was called, if anything */ |
795 | int loop_sp; /* stack pointer to copy stuff down to */ | |
8d063cd8 | 796 | jmp_buf loop_env; |
a687059c | 797 | } *loop_stack; |
8d063cd8 LW |
798 | |
799 | EXT int loop_ptr INIT(-1); | |
a687059c | 800 | EXT int loop_max INIT(128); |
8d063cd8 LW |
801 | |
802 | EXT jmp_buf top_env; | |
803 | ||
ac58e20f | 804 | EXT char * VOLATILE goto_targ INIT(Nullch); /* cmd_exec gets strange when set */ |
8d063cd8 | 805 | |
450a55e4 LW |
806 | struct ufuncs { |
807 | int (*uf_val)(); | |
808 | int (*uf_set)(); | |
809 | int uf_index; | |
810 | }; | |
811 | ||
a687059c LW |
812 | EXT ARRAY *stack; /* THE STACK */ |
813 | ||
ac58e20f | 814 | EXT ARRAY * VOLATILE savestack; /* to save non-local values on */ |
378cc40b LW |
815 | |
816 | EXT ARRAY *tosave; /* strings to save on recursive subroutine */ | |
817 | ||
a687059c | 818 | EXT ARRAY *lineary; /* lines of script for debugger */ |
d9d8d8de | 819 | EXT ARRAY *dbargs; /* args to call listed by caller function */ |
a687059c | 820 | |
d9d8d8de LW |
821 | EXT ARRAY *fdpid; /* keep fd-to-pid mappings for mypopen */ |
822 | EXT HASH *pidstatus; /* keep pid-to-status mappings for waitpid */ | |
a687059c | 823 | |
ac58e20f LW |
824 | EXT int *di; /* for tmp use in debuggers */ |
825 | EXT char *dc; | |
826 | EXT short *ds; | |
827 | ||
fe14fcc3 LW |
828 | /* Fix these up for __STDC__ */ |
829 | EXT long basetime INIT(0); | |
830 | char *mktemp(); | |
352d5a3a | 831 | #ifndef STANDARD_C |
fe14fcc3 | 832 | /* All of these are in stdlib.h or time.h for ANSI C */ |
8d063cd8 | 833 | double atof(); |
a687059c | 834 | long time(); |
8d063cd8 | 835 | struct tm *gmtime(), *localtime(); |
378cc40b LW |
836 | char *index(), *rindex(); |
837 | char *strcpy(), *strcat(); | |
352d5a3a | 838 | #endif /* ! STANDARD_C */ |
8d063cd8 | 839 | |
8d063cd8 | 840 | #ifdef EUNICE |
378cc40b LW |
841 | #define UNLINK unlnk |
842 | int unlnk(); | |
8d063cd8 LW |
843 | #else |
844 | #define UNLINK unlink | |
845 | #endif | |
a687059c | 846 | |
fe14fcc3 LW |
847 | #ifndef HAS_SETREUID |
848 | #ifdef HAS_SETRESUID | |
a687059c | 849 | #define setreuid(r,e) setresuid(r,e,-1) |
fe14fcc3 | 850 | #define HAS_SETREUID |
a687059c LW |
851 | #endif |
852 | #endif | |
fe14fcc3 LW |
853 | #ifndef HAS_SETREGID |
854 | #ifdef HAS_SETRESGID | |
a687059c | 855 | #define setregid(r,e) setresgid(r,e,-1) |
fe14fcc3 | 856 | #define HAS_SETREGID |
a687059c LW |
857 | #endif |
858 | #endif |