Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* perl.c |
2 | * | |
bc89e66f | 3 | * Copyright (c) 1987-2001 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. | |
a687059c | 7 | * |
8d063cd8 LW |
8 | */ |
9 | ||
a0d0e21e LW |
10 | /* |
11 | * "A ship then new they built for him/of mithril and of elven glass" --Bilbo | |
12 | */ | |
45d8adaa | 13 | |
378cc40b | 14 | #include "EXTERN.h" |
864dbfa3 | 15 | #define PERL_IN_PERL_C |
378cc40b | 16 | #include "perl.h" |
e3321bb0 | 17 | #include "patchlevel.h" /* for local_patches */ |
378cc40b | 18 | |
df5cef82 | 19 | /* XXX If this causes problems, set i_unistd=undef in the hint file. */ |
a0d0e21e LW |
20 | #ifdef I_UNISTD |
21 | #include <unistd.h> | |
22 | #endif | |
a0d0e21e | 23 | |
7114a2d2 | 24 | #if !defined(STANDARD_C) && !defined(HAS_GETENV_PROTOTYPE) && !defined(PERL_MICRO) |
20ce7b12 | 25 | char *getenv (char *); /* Usually in <stdlib.h> */ |
54310121 | 26 | #endif |
27 | ||
acfe0abc | 28 | static I32 read_e_script(pTHX_ int idx, SV *buf_sv, int maxlen); |
0cb96387 | 29 | |
a687059c LW |
30 | #ifdef IAMSUID |
31 | #ifndef DOSUID | |
32 | #define DOSUID | |
33 | #endif | |
34 | #endif | |
378cc40b | 35 | |
a687059c LW |
36 | #ifdef SETUID_SCRIPTS_ARE_SECURE_NOW |
37 | #ifdef DOSUID | |
38 | #undef DOSUID | |
39 | #endif | |
40 | #endif | |
8d063cd8 | 41 | |
4d1ff10f | 42 | #if defined(USE_5005THREADS) |
06d86050 GS |
43 | # define INIT_TLS_AND_INTERP \ |
44 | STMT_START { \ | |
45 | if (!PL_curinterp) { \ | |
46 | PERL_SET_INTERP(my_perl); \ | |
47 | INIT_THREADS; \ | |
48 | ALLOC_THREAD_KEY; \ | |
49 | } \ | |
50 | } STMT_END | |
51 | #else | |
52 | # if defined(USE_ITHREADS) | |
53 | # define INIT_TLS_AND_INTERP \ | |
54 | STMT_START { \ | |
55 | if (!PL_curinterp) { \ | |
56 | PERL_SET_INTERP(my_perl); \ | |
57 | INIT_THREADS; \ | |
58 | ALLOC_THREAD_KEY; \ | |
534825c4 GS |
59 | PERL_SET_THX(my_perl); \ |
60 | OP_REFCNT_INIT; \ | |
61 | } \ | |
62 | else { \ | |
63 | PERL_SET_THX(my_perl); \ | |
06d86050 | 64 | } \ |
06d86050 GS |
65 | } STMT_END |
66 | # else | |
67 | # define INIT_TLS_AND_INTERP \ | |
68 | STMT_START { \ | |
69 | if (!PL_curinterp) { \ | |
70 | PERL_SET_INTERP(my_perl); \ | |
71 | } \ | |
72 | PERL_SET_THX(my_perl); \ | |
73 | } STMT_END | |
74 | # endif | |
75 | #endif | |
76 | ||
32e30700 GS |
77 | #ifdef PERL_IMPLICIT_SYS |
78 | PerlInterpreter * | |
7766f137 GS |
79 | perl_alloc_using(struct IPerlMem* ipM, struct IPerlMem* ipMS, |
80 | struct IPerlMem* ipMP, struct IPerlEnv* ipE, | |
32e30700 GS |
81 | struct IPerlStdIO* ipStd, struct IPerlLIO* ipLIO, |
82 | struct IPerlDir* ipD, struct IPerlSock* ipS, | |
83 | struct IPerlProc* ipP) | |
84 | { | |
85 | PerlInterpreter *my_perl; | |
32e30700 GS |
86 | /* New() needs interpreter, so call malloc() instead */ |
87 | my_perl = (PerlInterpreter*)(*ipM->pMalloc)(ipM, sizeof(PerlInterpreter)); | |
06d86050 | 88 | INIT_TLS_AND_INTERP; |
32e30700 GS |
89 | Zero(my_perl, 1, PerlInterpreter); |
90 | PL_Mem = ipM; | |
7766f137 GS |
91 | PL_MemShared = ipMS; |
92 | PL_MemParse = ipMP; | |
32e30700 GS |
93 | PL_Env = ipE; |
94 | PL_StdIO = ipStd; | |
95 | PL_LIO = ipLIO; | |
96 | PL_Dir = ipD; | |
97 | PL_Sock = ipS; | |
98 | PL_Proc = ipP; | |
7766f137 | 99 | |
32e30700 GS |
100 | return my_perl; |
101 | } | |
102 | #else | |
954c1994 GS |
103 | |
104 | /* | |
ccfc67b7 JH |
105 | =head1 Embedding Functions |
106 | ||
954c1994 GS |
107 | =for apidoc perl_alloc |
108 | ||
109 | Allocates a new Perl interpreter. See L<perlembed>. | |
110 | ||
111 | =cut | |
112 | */ | |
113 | ||
93a17b20 | 114 | PerlInterpreter * |
cea2e8a9 | 115 | perl_alloc(void) |
79072805 | 116 | { |
cea2e8a9 | 117 | PerlInterpreter *my_perl; |
79072805 | 118 | |
54aff467 | 119 | /* New() needs interpreter, so call malloc() instead */ |
e8ee3774 | 120 | my_perl = (PerlInterpreter*)PerlMem_malloc(sizeof(PerlInterpreter)); |
ba869deb | 121 | |
06d86050 | 122 | INIT_TLS_AND_INTERP; |
dedcbb81 | 123 | Zero(my_perl, 1, PerlInterpreter); |
cea2e8a9 | 124 | return my_perl; |
79072805 | 125 | } |
32e30700 | 126 | #endif /* PERL_IMPLICIT_SYS */ |
79072805 | 127 | |
954c1994 GS |
128 | /* |
129 | =for apidoc perl_construct | |
130 | ||
131 | Initializes a new Perl interpreter. See L<perlembed>. | |
132 | ||
133 | =cut | |
134 | */ | |
135 | ||
79072805 | 136 | void |
0cb96387 | 137 | perl_construct(pTHXx) |
79072805 | 138 | { |
4d1ff10f | 139 | #ifdef USE_5005THREADS |
a863c7d1 | 140 | #ifndef FAKE_THREADS |
e1f15930 | 141 | struct perl_thread *thr = NULL; |
a863c7d1 | 142 | #endif /* FAKE_THREADS */ |
4d1ff10f | 143 | #endif /* USE_5005THREADS */ |
ba869deb | 144 | |
8990e307 | 145 | #ifdef MULTIPLICITY |
54aff467 | 146 | init_interp(); |
ac27b0f5 | 147 | PL_perl_destruct_level = 1; |
54aff467 GS |
148 | #else |
149 | if (PL_perl_destruct_level > 0) | |
150 | init_interp(); | |
151 | #endif | |
152 | ||
33f46ff6 | 153 | /* Init the real globals (and main thread)? */ |
3280af22 | 154 | if (!PL_linestr) { |
4d1ff10f | 155 | #ifdef USE_5005THREADS |
533c011a | 156 | MUTEX_INIT(&PL_sv_mutex); |
a863c7d1 MB |
157 | /* |
158 | * Safe to use basic SV functions from now on (though | |
159 | * not things like mortals or tainting yet). | |
160 | */ | |
533c011a NIS |
161 | MUTEX_INIT(&PL_eval_mutex); |
162 | COND_INIT(&PL_eval_cond); | |
163 | MUTEX_INIT(&PL_threads_mutex); | |
164 | COND_INIT(&PL_nthreads_cond); | |
ba869deb | 165 | # ifdef EMULATE_ATOMIC_REFCOUNTS |
533c011a | 166 | MUTEX_INIT(&PL_svref_mutex); |
ba869deb | 167 | # endif /* EMULATE_ATOMIC_REFCOUNTS */ |
a863c7d1 | 168 | |
5ff3f7a4 | 169 | MUTEX_INIT(&PL_cred_mutex); |
3d35f11b GS |
170 | MUTEX_INIT(&PL_sv_lock_mutex); |
171 | MUTEX_INIT(&PL_fdpid_mutex); | |
5ff3f7a4 | 172 | |
199100c8 | 173 | thr = init_main_thread(); |
4d1ff10f | 174 | #endif /* USE_5005THREADS */ |
11343788 | 175 | |
14dd3ad8 | 176 | #ifdef PERL_FLEXIBLE_EXCEPTIONS |
0b94c7bb | 177 | PL_protect = MEMBER_TO_FPTR(Perl_default_protect); /* for exceptions */ |
14dd3ad8 | 178 | #endif |
312caa8e | 179 | |
2aea9f8a GS |
180 | PL_curcop = &PL_compiling; /* needed by ckWARN, right away */ |
181 | ||
3280af22 NIS |
182 | PL_linestr = NEWSV(65,79); |
183 | sv_upgrade(PL_linestr,SVt_PVIV); | |
79072805 | 184 | |
3280af22 | 185 | if (!SvREADONLY(&PL_sv_undef)) { |
d689ffdd JP |
186 | /* set read-only and try to insure than we wont see REFCNT==0 |
187 | very often */ | |
188 | ||
3280af22 NIS |
189 | SvREADONLY_on(&PL_sv_undef); |
190 | SvREFCNT(&PL_sv_undef) = (~(U32)0)/2; | |
79072805 | 191 | |
3280af22 NIS |
192 | sv_setpv(&PL_sv_no,PL_No); |
193 | SvNV(&PL_sv_no); | |
194 | SvREADONLY_on(&PL_sv_no); | |
195 | SvREFCNT(&PL_sv_no) = (~(U32)0)/2; | |
79072805 | 196 | |
3280af22 NIS |
197 | sv_setpv(&PL_sv_yes,PL_Yes); |
198 | SvNV(&PL_sv_yes); | |
199 | SvREADONLY_on(&PL_sv_yes); | |
200 | SvREFCNT(&PL_sv_yes) = (~(U32)0)/2; | |
6e72f9df | 201 | } |
79072805 | 202 | |
cea2e8a9 | 203 | PL_sighandlerp = Perl_sighandler; |
3280af22 | 204 | PL_pidstatus = newHV(); |
44a8e56a | 205 | |
79072805 LW |
206 | #ifdef MSDOS |
207 | /* | |
208 | * There is no way we can refer to them from Perl so close them to save | |
209 | * space. The other alternative would be to provide STDAUX and STDPRN | |
210 | * filehandles. | |
211 | */ | |
2b96b0a5 JH |
212 | (void)PerlIO_close(PerlIO_importFILE(stdaux, 0)); |
213 | (void)PerlIO_close(PerlIO_importFILE(stdprn, 0)); | |
79072805 LW |
214 | #endif |
215 | } | |
216 | ||
8bfdd7d9 | 217 | PL_rs = newSVpvn("\n", 1); |
dc92893f | 218 | |
cea2e8a9 | 219 | init_stacks(); |
79072805 | 220 | |
748a9306 | 221 | init_ids(); |
3280af22 | 222 | PL_lex_state = LEX_NOTPARSING; |
a5f75d66 | 223 | |
312caa8e | 224 | JMPENV_BOOTSTRAP; |
f86702cc | 225 | STATUS_ALL_SUCCESS; |
226 | ||
0672f40e | 227 | init_i18nl10n(1); |
36477c24 | 228 | SET_NUMERIC_STANDARD(); |
0b5b802d | 229 | |
a7cb1f99 GS |
230 | { |
231 | U8 *s; | |
232 | PL_patchlevel = NEWSV(0,4); | |
155aba94 | 233 | (void)SvUPGRADE(PL_patchlevel, SVt_PVNV); |
a7cb1f99 | 234 | if (PERL_REVISION > 127 || PERL_VERSION > 127 || PERL_SUBVERSION > 127) |
806e7201 | 235 | SvGROW(PL_patchlevel, UTF8_MAXLEN*3+1); |
a7cb1f99 | 236 | s = (U8*)SvPVX(PL_patchlevel); |
9041c2e3 NIS |
237 | /* Build version strings using "native" characters */ |
238 | s = uvchr_to_utf8(s, (UV)PERL_REVISION); | |
239 | s = uvchr_to_utf8(s, (UV)PERL_VERSION); | |
240 | s = uvchr_to_utf8(s, (UV)PERL_SUBVERSION); | |
a7cb1f99 GS |
241 | *s = '\0'; |
242 | SvCUR_set(PL_patchlevel, s - (U8*)SvPVX(PL_patchlevel)); | |
243 | SvPOK_on(PL_patchlevel); | |
244 | SvNVX(PL_patchlevel) = (NV)PERL_REVISION | |
245 | + ((NV)PERL_VERSION / (NV)1000) | |
cceca5ed | 246 | #if defined(PERL_SUBVERSION) && PERL_SUBVERSION > 0 |
a7cb1f99 | 247 | + ((NV)PERL_SUBVERSION / (NV)1000000) |
a5f75d66 | 248 | #endif |
a7cb1f99 GS |
249 | ; |
250 | SvNOK_on(PL_patchlevel); /* dual valued */ | |
251 | SvUTF8_on(PL_patchlevel); | |
252 | SvREADONLY_on(PL_patchlevel); | |
253 | } | |
79072805 | 254 | |
ab821d7f | 255 | #if defined(LOCAL_PATCH_COUNT) |
3280af22 | 256 | PL_localpatches = local_patches; /* For possible -v */ |
ab821d7f | 257 | #endif |
258 | ||
52853b95 GS |
259 | #ifdef HAVE_INTERP_INTERN |
260 | sys_intern_init(); | |
261 | #endif | |
262 | ||
3a1ee7e8 | 263 | PerlIO_init(aTHX); /* Hook to IO system */ |
760ac839 | 264 | |
3280af22 NIS |
265 | PL_fdpid = newAV(); /* for remembering popen pids by fd */ |
266 | PL_modglobal = newHV(); /* pointers to per-interpreter module globals */ | |
24944567 | 267 | PL_errors = newSVpvn("",0); |
1fcf4c12 | 268 | #ifdef USE_ITHREADS |
13137afc AB |
269 | PL_regex_padav = newAV(); |
270 | av_push(PL_regex_padav,(SV*)newAV()); /* First entry is an array of empty elements */ | |
271 | PL_regex_pad = AvARRAY(PL_regex_padav); | |
1fcf4c12 | 272 | #endif |
e5dd39fc AB |
273 | #ifdef USE_REENTRANT_API |
274 | New(31337, PL_reentrant_buffer,1, REBUF); | |
275 | New(31337, PL_reentrant_buffer->tmbuff,1, struct tm); | |
276 | #endif | |
3d47000e AB |
277 | |
278 | /* Note that strtab is a rather special HV. Assumptions are made | |
279 | about not iterating on it, and not adding tie magic to it. | |
280 | It is properly deallocated in perl_destruct() */ | |
281 | PL_strtab = newHV(); | |
282 | ||
283 | #ifdef USE_5005THREADS | |
284 | MUTEX_INIT(&PL_strtab_mutex); | |
285 | #endif | |
286 | HvSHAREKEYS_off(PL_strtab); /* mandatory */ | |
287 | hv_ksplit(PL_strtab, 512); | |
288 | ||
0631ea03 AB |
289 | #if defined(__DYNAMIC__) && (defined(NeXT) || defined(__NeXT__)) |
290 | _dyld_lookup_and_bind | |
291 | ("__environ", (unsigned long *) &environ_pointer, NULL); | |
292 | #endif /* environ */ | |
293 | ||
294 | #ifdef USE_ENVIRON_ARRAY | |
295 | PL_origenviron = environ; | |
296 | #endif | |
297 | ||
8990e307 | 298 | ENTER; |
79072805 LW |
299 | } |
300 | ||
954c1994 GS |
301 | /* |
302 | =for apidoc perl_destruct | |
303 | ||
304 | Shuts down a Perl interpreter. See L<perlembed>. | |
305 | ||
306 | =cut | |
307 | */ | |
308 | ||
31d77e54 | 309 | int |
0cb96387 | 310 | perl_destruct(pTHXx) |
79072805 | 311 | { |
7c474504 | 312 | volatile int destruct_level; /* 0=none, 1=full, 2=full with checks */ |
a0d0e21e | 313 | HV *hv; |
4d1ff10f | 314 | #ifdef USE_5005THREADS |
33f46ff6 | 315 | Thread t; |
cea2e8a9 | 316 | dTHX; |
4d1ff10f | 317 | #endif /* USE_5005THREADS */ |
8990e307 | 318 | |
7766f137 GS |
319 | /* wait for all pseudo-forked children to finish */ |
320 | PERL_WAIT_FOR_CHILDREN; | |
321 | ||
4d1ff10f | 322 | #ifdef USE_5005THREADS |
0f15f207 | 323 | #ifndef FAKE_THREADS |
8023c3ce MB |
324 | /* Pass 1 on any remaining threads: detach joinables, join zombies */ |
325 | retry_cleanup: | |
533c011a | 326 | MUTEX_LOCK(&PL_threads_mutex); |
bf49b057 | 327 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
c7848ba1 | 328 | "perl_destruct: waiting for %d threads...\n", |
533c011a | 329 | PL_nthreads - 1)); |
33f46ff6 | 330 | for (t = thr->next; t != thr; t = t->next) { |
605e5515 MB |
331 | MUTEX_LOCK(&t->mutex); |
332 | switch (ThrSTATE(t)) { | |
333 | AV *av; | |
c7848ba1 | 334 | case THRf_ZOMBIE: |
bf49b057 | 335 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
c7848ba1 | 336 | "perl_destruct: joining zombie %p\n", t)); |
605e5515 MB |
337 | ThrSETSTATE(t, THRf_DEAD); |
338 | MUTEX_UNLOCK(&t->mutex); | |
533c011a | 339 | PL_nthreads--; |
8023c3ce MB |
340 | /* |
341 | * The SvREFCNT_dec below may take a long time (e.g. av | |
342 | * may contain an object scalar whose destructor gets | |
343 | * called) so we have to unlock threads_mutex and start | |
344 | * all over again. | |
345 | */ | |
533c011a | 346 | MUTEX_UNLOCK(&PL_threads_mutex); |
ea0efc06 | 347 | JOIN(t, &av); |
605e5515 | 348 | SvREFCNT_dec((SV*)av); |
bf49b057 | 349 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
c7848ba1 | 350 | "perl_destruct: joined zombie %p OK\n", t)); |
8023c3ce | 351 | goto retry_cleanup; |
c7848ba1 | 352 | case THRf_R_JOINABLE: |
bf49b057 | 353 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
c7848ba1 MB |
354 | "perl_destruct: detaching thread %p\n", t)); |
355 | ThrSETSTATE(t, THRf_R_DETACHED); | |
ac27b0f5 | 356 | /* |
c7848ba1 MB |
357 | * We unlock threads_mutex and t->mutex in the opposite order |
358 | * from which we locked them just so that DETACH won't | |
359 | * deadlock if it panics. It's only a breach of good style | |
360 | * not a bug since they are unlocks not locks. | |
361 | */ | |
533c011a | 362 | MUTEX_UNLOCK(&PL_threads_mutex); |
c7848ba1 MB |
363 | DETACH(t); |
364 | MUTEX_UNLOCK(&t->mutex); | |
8023c3ce | 365 | goto retry_cleanup; |
c7848ba1 | 366 | default: |
bf49b057 | 367 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
c7848ba1 MB |
368 | "perl_destruct: ignoring %p (state %u)\n", |
369 | t, ThrSTATE(t))); | |
370 | MUTEX_UNLOCK(&t->mutex); | |
c7848ba1 | 371 | /* fall through and out */ |
33f46ff6 MB |
372 | } |
373 | } | |
8023c3ce MB |
374 | /* We leave the above "Pass 1" loop with threads_mutex still locked */ |
375 | ||
376 | /* Pass 2 on remaining threads: wait for the thread count to drop to one */ | |
533c011a | 377 | while (PL_nthreads > 1) |
11343788 | 378 | { |
bf49b057 | 379 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
c7848ba1 | 380 | "perl_destruct: final wait for %d threads\n", |
533c011a NIS |
381 | PL_nthreads - 1)); |
382 | COND_WAIT(&PL_nthreads_cond, &PL_threads_mutex); | |
11343788 MB |
383 | } |
384 | /* At this point, we're the last thread */ | |
533c011a | 385 | MUTEX_UNLOCK(&PL_threads_mutex); |
bf49b057 | 386 | DEBUG_S(PerlIO_printf(Perl_debug_log, "perl_destruct: armageddon has arrived\n")); |
533c011a NIS |
387 | MUTEX_DESTROY(&PL_threads_mutex); |
388 | COND_DESTROY(&PL_nthreads_cond); | |
b57a092c | 389 | PL_nthreads--; |
0f15f207 | 390 | #endif /* !defined(FAKE_THREADS) */ |
4d1ff10f | 391 | #endif /* USE_5005THREADS */ |
11343788 | 392 | |
3280af22 | 393 | destruct_level = PL_perl_destruct_level; |
4633a7c4 LW |
394 | #ifdef DEBUGGING |
395 | { | |
396 | char *s; | |
155aba94 | 397 | if ((s = PerlEnv_getenv("PERL_DESTRUCT_LEVEL"))) { |
5f05dabc | 398 | int i = atoi(s); |
399 | if (destruct_level < i) | |
400 | destruct_level = i; | |
401 | } | |
4633a7c4 LW |
402 | } |
403 | #endif | |
404 | ||
31d77e54 AB |
405 | |
406 | if(PL_exit_flags & PERL_EXIT_DESTRUCT_END) { | |
f3faeb53 AB |
407 | dJMPENV; |
408 | int x = 0; | |
409 | ||
410 | JMPENV_PUSH(x); | |
411 | if (PL_endav && !PL_minus_c) | |
412 | call_list(PL_scopestack_ix, PL_endav); | |
413 | JMPENV_POP; | |
26f423df | 414 | } |
f3faeb53 | 415 | LEAVE; |
a0d0e21e LW |
416 | FREETMPS; |
417 | ||
ff0cee69 | 418 | /* We must account for everything. */ |
419 | ||
420 | /* Destroy the main CV and syntax tree */ | |
3280af22 NIS |
421 | if (PL_main_root) { |
422 | PL_curpad = AvARRAY(PL_comppad); | |
423 | op_free(PL_main_root); | |
424 | PL_main_root = Nullop; | |
a0d0e21e | 425 | } |
3280af22 NIS |
426 | PL_curcop = &PL_compiling; |
427 | PL_main_start = Nullop; | |
428 | SvREFCNT_dec(PL_main_cv); | |
429 | PL_main_cv = Nullcv; | |
24d3c518 | 430 | PL_dirty = TRUE; |
ff0cee69 | 431 | |
13621cfb NIS |
432 | /* Tell PerlIO we are about to tear things apart in case |
433 | we have layers which are using resources that should | |
434 | be cleaned up now. | |
435 | */ | |
436 | ||
437 | PerlIO_destruct(aTHX); | |
438 | ||
3280af22 | 439 | if (PL_sv_objcount) { |
a0d0e21e LW |
440 | /* |
441 | * Try to destruct global references. We do this first so that the | |
442 | * destructors and destructees still exist. Some sv's might remain. | |
443 | * Non-referenced objects are on their own. | |
444 | */ | |
a0d0e21e | 445 | sv_clean_objs(); |
8990e307 LW |
446 | } |
447 | ||
5cd24f17 | 448 | /* unhook hooks which will soon be, or use, destroyed data */ |
3280af22 NIS |
449 | SvREFCNT_dec(PL_warnhook); |
450 | PL_warnhook = Nullsv; | |
451 | SvREFCNT_dec(PL_diehook); | |
452 | PL_diehook = Nullsv; | |
5cd24f17 | 453 | |
4b556e6c | 454 | /* call exit list functions */ |
3280af22 | 455 | while (PL_exitlistlen-- > 0) |
acfe0abc | 456 | PL_exitlist[PL_exitlistlen].fn(aTHX_ PL_exitlist[PL_exitlistlen].ptr); |
4b556e6c | 457 | |
3280af22 | 458 | Safefree(PL_exitlist); |
4b556e6c | 459 | |
a0d0e21e | 460 | if (destruct_level == 0){ |
8990e307 | 461 | |
a0d0e21e | 462 | DEBUG_P(debprofdump()); |
ac27b0f5 | 463 | |
56a2bab7 NIS |
464 | #if defined(PERLIO_LAYERS) |
465 | /* No more IO - including error messages ! */ | |
466 | PerlIO_cleanup(aTHX); | |
467 | #endif | |
468 | ||
a0d0e21e | 469 | /* The exit() function will do everything that needs doing. */ |
31d77e54 | 470 | return STATUS_NATIVE_EXPORT;; |
a0d0e21e | 471 | } |
5dd60ef7 | 472 | |
551a8b83 | 473 | /* jettison our possibly duplicated environment */ |
4b647fb0 DM |
474 | /* if PERL_USE_SAFE_PUTENV is defined environ will not have been copied |
475 | * so we certainly shouldn't free it here | |
476 | */ | |
477 | #if defined(USE_ENVIRON_ARRAY) && !defined(PERL_USE_SAFE_PUTENV) | |
551a8b83 JH |
478 | if (environ != PL_origenviron) { |
479 | I32 i; | |
480 | ||
481 | for (i = 0; environ[i]; i++) | |
4b420006 | 482 | safesysfree(environ[i]); |
0631ea03 | 483 | |
4b420006 JH |
484 | /* Must use safesysfree() when working with environ. */ |
485 | safesysfree(environ); | |
551a8b83 JH |
486 | |
487 | environ = PL_origenviron; | |
488 | } | |
489 | #endif | |
490 | ||
5f8cb046 DM |
491 | #ifdef USE_ITHREADS |
492 | /* the syntax tree is shared between clones | |
493 | * so op_free(PL_main_root) only ReREFCNT_dec's | |
494 | * REGEXPs in the parent interpreter | |
495 | * we need to manually ReREFCNT_dec for the clones | |
496 | */ | |
497 | { | |
498 | I32 i = AvFILLp(PL_regex_padav) + 1; | |
499 | SV **ary = AvARRAY(PL_regex_padav); | |
500 | ||
501 | while (i) { | |
35061a7e | 502 | SV *resv = ary[--i]; |
ba89bb6e | 503 | REGEXP *re = INT2PTR(REGEXP *,SvIVX(resv)); |
35061a7e DM |
504 | |
505 | if (SvFLAGS(resv) & SVf_BREAK) { | |
577e12cc | 506 | /* this is PL_reg_curpm, already freed |
35061a7e DM |
507 | * flag is set in regexec.c:S_regtry |
508 | */ | |
509 | SvFLAGS(resv) &= ~SVf_BREAK; | |
3a1ee7e8 | 510 | } |
1cc8b4c5 AB |
511 | else if(SvREPADTMP(resv)) { |
512 | SvREPADTMP_off(resv); | |
513 | } | |
35061a7e | 514 | else { |
5f8cb046 DM |
515 | ReREFCNT_dec(re); |
516 | } | |
517 | } | |
518 | } | |
519 | SvREFCNT_dec(PL_regex_padav); | |
520 | PL_regex_padav = Nullav; | |
521 | PL_regex_pad = NULL; | |
522 | #endif | |
523 | ||
5f05dabc | 524 | /* loosen bonds of global variables */ |
525 | ||
3280af22 NIS |
526 | if(PL_rsfp) { |
527 | (void)PerlIO_close(PL_rsfp); | |
528 | PL_rsfp = Nullfp; | |
8ebc5c01 | 529 | } |
530 | ||
531 | /* Filters for program text */ | |
3280af22 NIS |
532 | SvREFCNT_dec(PL_rsfp_filters); |
533 | PL_rsfp_filters = Nullav; | |
8ebc5c01 | 534 | |
535 | /* switches */ | |
3280af22 NIS |
536 | PL_preprocess = FALSE; |
537 | PL_minus_n = FALSE; | |
538 | PL_minus_p = FALSE; | |
539 | PL_minus_l = FALSE; | |
540 | PL_minus_a = FALSE; | |
541 | PL_minus_F = FALSE; | |
542 | PL_doswitches = FALSE; | |
599cee73 | 543 | PL_dowarn = G_WARN_OFF; |
3280af22 NIS |
544 | PL_doextract = FALSE; |
545 | PL_sawampersand = FALSE; /* must save all match strings */ | |
3280af22 NIS |
546 | PL_unsafe = FALSE; |
547 | ||
548 | Safefree(PL_inplace); | |
549 | PL_inplace = Nullch; | |
a7cb1f99 | 550 | SvREFCNT_dec(PL_patchlevel); |
3280af22 NIS |
551 | |
552 | if (PL_e_script) { | |
553 | SvREFCNT_dec(PL_e_script); | |
554 | PL_e_script = Nullsv; | |
8ebc5c01 | 555 | } |
556 | ||
bc0a45ed DM |
557 | while (--PL_origargc >= 0) { |
558 | Safefree(PL_origargv[PL_origargc]); | |
559 | } | |
560 | Safefree(PL_origargv); | |
561 | ||
8ebc5c01 | 562 | /* magical thingies */ |
563 | ||
7889fe52 NIS |
564 | SvREFCNT_dec(PL_ofs_sv); /* $, */ |
565 | PL_ofs_sv = Nullsv; | |
5f05dabc | 566 | |
7889fe52 NIS |
567 | SvREFCNT_dec(PL_ors_sv); /* $\ */ |
568 | PL_ors_sv = Nullsv; | |
8ebc5c01 | 569 | |
3280af22 NIS |
570 | SvREFCNT_dec(PL_rs); /* $/ */ |
571 | PL_rs = Nullsv; | |
dc92893f | 572 | |
d33b2eba GS |
573 | PL_multiline = 0; /* $* */ |
574 | Safefree(PL_osname); /* $^O */ | |
575 | PL_osname = Nullch; | |
5f05dabc | 576 | |
3280af22 NIS |
577 | SvREFCNT_dec(PL_statname); |
578 | PL_statname = Nullsv; | |
579 | PL_statgv = Nullgv; | |
5f05dabc | 580 | |
8ebc5c01 | 581 | /* defgv, aka *_ should be taken care of elsewhere */ |
582 | ||
8ebc5c01 | 583 | /* clean up after study() */ |
3280af22 NIS |
584 | SvREFCNT_dec(PL_lastscream); |
585 | PL_lastscream = Nullsv; | |
586 | Safefree(PL_screamfirst); | |
587 | PL_screamfirst = 0; | |
588 | Safefree(PL_screamnext); | |
589 | PL_screamnext = 0; | |
8ebc5c01 | 590 | |
7d5ea4e7 GS |
591 | /* float buffer */ |
592 | Safefree(PL_efloatbuf); | |
593 | PL_efloatbuf = Nullch; | |
594 | PL_efloatsize = 0; | |
595 | ||
8ebc5c01 | 596 | /* startup and shutdown function lists */ |
3280af22 | 597 | SvREFCNT_dec(PL_beginav); |
5a837c8f | 598 | SvREFCNT_dec(PL_beginav_save); |
3280af22 | 599 | SvREFCNT_dec(PL_endav); |
7d30b5c4 | 600 | SvREFCNT_dec(PL_checkav); |
3280af22 NIS |
601 | SvREFCNT_dec(PL_initav); |
602 | PL_beginav = Nullav; | |
5a837c8f | 603 | PL_beginav_save = Nullav; |
3280af22 | 604 | PL_endav = Nullav; |
7d30b5c4 | 605 | PL_checkav = Nullav; |
3280af22 | 606 | PL_initav = Nullav; |
5618dfe8 | 607 | |
8ebc5c01 | 608 | /* shortcuts just get cleared */ |
3280af22 | 609 | PL_envgv = Nullgv; |
3280af22 NIS |
610 | PL_incgv = Nullgv; |
611 | PL_hintgv = Nullgv; | |
612 | PL_errgv = Nullgv; | |
613 | PL_argvgv = Nullgv; | |
614 | PL_argvoutgv = Nullgv; | |
615 | PL_stdingv = Nullgv; | |
bf49b057 | 616 | PL_stderrgv = Nullgv; |
3280af22 NIS |
617 | PL_last_in_gv = Nullgv; |
618 | PL_replgv = Nullgv; | |
5c831c24 | 619 | PL_debstash = Nullhv; |
8ebc5c01 | 620 | |
621 | /* reset so print() ends up where we expect */ | |
622 | setdefout(Nullgv); | |
5c831c24 | 623 | |
7a1c5554 GS |
624 | SvREFCNT_dec(PL_argvout_stack); |
625 | PL_argvout_stack = Nullav; | |
8ebc5c01 | 626 | |
5c831c24 GS |
627 | SvREFCNT_dec(PL_modglobal); |
628 | PL_modglobal = Nullhv; | |
629 | SvREFCNT_dec(PL_preambleav); | |
630 | PL_preambleav = Nullav; | |
631 | SvREFCNT_dec(PL_subname); | |
632 | PL_subname = Nullsv; | |
633 | SvREFCNT_dec(PL_linestr); | |
634 | PL_linestr = Nullsv; | |
635 | SvREFCNT_dec(PL_pidstatus); | |
636 | PL_pidstatus = Nullhv; | |
637 | SvREFCNT_dec(PL_toptarget); | |
638 | PL_toptarget = Nullsv; | |
639 | SvREFCNT_dec(PL_bodytarget); | |
640 | PL_bodytarget = Nullsv; | |
641 | PL_formtarget = Nullsv; | |
642 | ||
d33b2eba | 643 | /* free locale stuff */ |
b9582b6a | 644 | #ifdef USE_LOCALE_COLLATE |
d33b2eba GS |
645 | Safefree(PL_collation_name); |
646 | PL_collation_name = Nullch; | |
b9582b6a | 647 | #endif |
d33b2eba | 648 | |
b9582b6a | 649 | #ifdef USE_LOCALE_NUMERIC |
d33b2eba GS |
650 | Safefree(PL_numeric_name); |
651 | PL_numeric_name = Nullch; | |
a453c169 | 652 | SvREFCNT_dec(PL_numeric_radix_sv); |
b9582b6a | 653 | #endif |
d33b2eba | 654 | |
5c831c24 GS |
655 | /* clear utf8 character classes */ |
656 | SvREFCNT_dec(PL_utf8_alnum); | |
657 | SvREFCNT_dec(PL_utf8_alnumc); | |
658 | SvREFCNT_dec(PL_utf8_ascii); | |
659 | SvREFCNT_dec(PL_utf8_alpha); | |
660 | SvREFCNT_dec(PL_utf8_space); | |
661 | SvREFCNT_dec(PL_utf8_cntrl); | |
662 | SvREFCNT_dec(PL_utf8_graph); | |
663 | SvREFCNT_dec(PL_utf8_digit); | |
664 | SvREFCNT_dec(PL_utf8_upper); | |
665 | SvREFCNT_dec(PL_utf8_lower); | |
666 | SvREFCNT_dec(PL_utf8_print); | |
667 | SvREFCNT_dec(PL_utf8_punct); | |
668 | SvREFCNT_dec(PL_utf8_xdigit); | |
669 | SvREFCNT_dec(PL_utf8_mark); | |
670 | SvREFCNT_dec(PL_utf8_toupper); | |
4dbdbdc2 | 671 | SvREFCNT_dec(PL_utf8_totitle); |
5c831c24 | 672 | SvREFCNT_dec(PL_utf8_tolower); |
b4e400f9 | 673 | SvREFCNT_dec(PL_utf8_tofold); |
5c831c24 GS |
674 | PL_utf8_alnum = Nullsv; |
675 | PL_utf8_alnumc = Nullsv; | |
676 | PL_utf8_ascii = Nullsv; | |
677 | PL_utf8_alpha = Nullsv; | |
678 | PL_utf8_space = Nullsv; | |
679 | PL_utf8_cntrl = Nullsv; | |
680 | PL_utf8_graph = Nullsv; | |
681 | PL_utf8_digit = Nullsv; | |
682 | PL_utf8_upper = Nullsv; | |
683 | PL_utf8_lower = Nullsv; | |
684 | PL_utf8_print = Nullsv; | |
685 | PL_utf8_punct = Nullsv; | |
686 | PL_utf8_xdigit = Nullsv; | |
687 | PL_utf8_mark = Nullsv; | |
688 | PL_utf8_toupper = Nullsv; | |
689 | PL_utf8_totitle = Nullsv; | |
690 | PL_utf8_tolower = Nullsv; | |
b4e400f9 | 691 | PL_utf8_tofold = Nullsv; |
5c831c24 | 692 | |
971a9dd3 GS |
693 | if (!specialWARN(PL_compiling.cop_warnings)) |
694 | SvREFCNT_dec(PL_compiling.cop_warnings); | |
5c831c24 | 695 | PL_compiling.cop_warnings = Nullsv; |
ac27b0f5 NIS |
696 | if (!specialCopIO(PL_compiling.cop_io)) |
697 | SvREFCNT_dec(PL_compiling.cop_io); | |
698 | PL_compiling.cop_io = Nullsv; | |
f4dd75d9 GS |
699 | #ifdef USE_ITHREADS |
700 | Safefree(CopFILE(&PL_compiling)); | |
701 | CopFILE(&PL_compiling) = Nullch; | |
702 | Safefree(CopSTASHPV(&PL_compiling)); | |
703 | #else | |
01724ea0 | 704 | SvREFCNT_dec(CopFILEGV(&PL_compiling)); |
f4dd75d9 GS |
705 | CopFILEGV(&PL_compiling) = Nullgv; |
706 | /* cop_stash is not refcounted */ | |
01724ea0 | 707 | #endif |
5c831c24 | 708 | |
a0d0e21e | 709 | /* Prepare to destruct main symbol table. */ |
5f05dabc | 710 | |
3280af22 NIS |
711 | hv = PL_defstash; |
712 | PL_defstash = 0; | |
a0d0e21e | 713 | SvREFCNT_dec(hv); |
5c831c24 GS |
714 | SvREFCNT_dec(PL_curstname); |
715 | PL_curstname = Nullsv; | |
a0d0e21e | 716 | |
5a844595 GS |
717 | /* clear queued errors */ |
718 | SvREFCNT_dec(PL_errors); | |
719 | PL_errors = Nullsv; | |
720 | ||
a0d0e21e | 721 | FREETMPS; |
0453d815 | 722 | if (destruct_level >= 2 && ckWARN_d(WARN_INTERNAL)) { |
3280af22 | 723 | if (PL_scopestack_ix != 0) |
0453d815 PM |
724 | Perl_warner(aTHX_ WARN_INTERNAL, |
725 | "Unbalanced scopes: %ld more ENTERs than LEAVEs\n", | |
3280af22 NIS |
726 | (long)PL_scopestack_ix); |
727 | if (PL_savestack_ix != 0) | |
0453d815 PM |
728 | Perl_warner(aTHX_ WARN_INTERNAL, |
729 | "Unbalanced saves: %ld more saves than restores\n", | |
3280af22 NIS |
730 | (long)PL_savestack_ix); |
731 | if (PL_tmps_floor != -1) | |
0453d815 | 732 | Perl_warner(aTHX_ WARN_INTERNAL,"Unbalanced tmps: %ld more allocs than frees\n", |
3280af22 | 733 | (long)PL_tmps_floor + 1); |
a0d0e21e | 734 | if (cxstack_ix != -1) |
0453d815 | 735 | Perl_warner(aTHX_ WARN_INTERNAL,"Unbalanced context: %ld more PUSHes than POPs\n", |
ff0cee69 | 736 | (long)cxstack_ix + 1); |
a0d0e21e | 737 | } |
8990e307 LW |
738 | |
739 | /* Now absolutely destruct everything, somehow or other, loops or no. */ | |
d33b2eba | 740 | SvFLAGS(PL_fdpid) |= SVTYPEMASK; /* don't clean out pid table now */ |
3280af22 | 741 | SvFLAGS(PL_strtab) |= SVTYPEMASK; /* don't clean out strtab now */ |
5226ed68 JH |
742 | |
743 | /* the 2 is for PL_fdpid and PL_strtab */ | |
744 | while (PL_sv_count > 2 && sv_clean_all()) | |
745 | ; | |
746 | ||
d33b2eba GS |
747 | SvFLAGS(PL_fdpid) &= ~SVTYPEMASK; |
748 | SvFLAGS(PL_fdpid) |= SVt_PVAV; | |
3280af22 NIS |
749 | SvFLAGS(PL_strtab) &= ~SVTYPEMASK; |
750 | SvFLAGS(PL_strtab) |= SVt_PVHV; | |
d33b2eba | 751 | |
d4777f27 GS |
752 | AvREAL_off(PL_fdpid); /* no surviving entries */ |
753 | SvREFCNT_dec(PL_fdpid); /* needed in io_close() */ | |
d33b2eba GS |
754 | PL_fdpid = Nullav; |
755 | ||
6c644e78 GS |
756 | #ifdef HAVE_INTERP_INTERN |
757 | sys_intern_clear(); | |
758 | #endif | |
759 | ||
6e72f9df | 760 | /* Destruct the global string table. */ |
761 | { | |
762 | /* Yell and reset the HeVAL() slots that are still holding refcounts, | |
763 | * so that sv_free() won't fail on them. | |
764 | */ | |
765 | I32 riter; | |
766 | I32 max; | |
767 | HE *hent; | |
768 | HE **array; | |
769 | ||
770 | riter = 0; | |
3280af22 NIS |
771 | max = HvMAX(PL_strtab); |
772 | array = HvARRAY(PL_strtab); | |
6e72f9df | 773 | hent = array[0]; |
774 | for (;;) { | |
0453d815 PM |
775 | if (hent && ckWARN_d(WARN_INTERNAL)) { |
776 | Perl_warner(aTHX_ WARN_INTERNAL, | |
777 | "Unbalanced string table refcount: (%d) for \"%s\"", | |
6e72f9df | 778 | HeVAL(hent) - Nullsv, HeKEY(hent)); |
779 | HeVAL(hent) = Nullsv; | |
780 | hent = HeNEXT(hent); | |
781 | } | |
782 | if (!hent) { | |
783 | if (++riter > max) | |
784 | break; | |
785 | hent = array[riter]; | |
786 | } | |
787 | } | |
788 | } | |
3280af22 | 789 | SvREFCNT_dec(PL_strtab); |
6e72f9df | 790 | |
e652bb2f | 791 | #ifdef USE_ITHREADS |
a0739874 DM |
792 | /* free the pointer table used for cloning */ |
793 | ptr_table_free(PL_ptr_table); | |
53186e96 | 794 | #endif |
a0739874 | 795 | |
d33b2eba GS |
796 | /* free special SVs */ |
797 | ||
798 | SvREFCNT(&PL_sv_yes) = 0; | |
799 | sv_clear(&PL_sv_yes); | |
800 | SvANY(&PL_sv_yes) = NULL; | |
4c5e2b0d | 801 | SvFLAGS(&PL_sv_yes) = 0; |
d33b2eba GS |
802 | |
803 | SvREFCNT(&PL_sv_no) = 0; | |
804 | sv_clear(&PL_sv_no); | |
805 | SvANY(&PL_sv_no) = NULL; | |
4c5e2b0d | 806 | SvFLAGS(&PL_sv_no) = 0; |
01724ea0 GS |
807 | |
808 | SvREFCNT(&PL_sv_undef) = 0; | |
809 | SvREADONLY_off(&PL_sv_undef); | |
d33b2eba | 810 | |
0453d815 PM |
811 | if (PL_sv_count != 0 && ckWARN_d(WARN_INTERNAL)) |
812 | Perl_warner(aTHX_ WARN_INTERNAL,"Scalars leaked: %ld\n", (long)PL_sv_count); | |
6e72f9df | 813 | |
56a2bab7 | 814 | #if defined(PERLIO_LAYERS) |
3a1ee7e8 NIS |
815 | /* No more IO - including error messages ! */ |
816 | PerlIO_cleanup(aTHX); | |
817 | #endif | |
818 | ||
3280af22 | 819 | Safefree(PL_origfilename); |
3280af22 | 820 | Safefree(PL_reg_start_tmp); |
5c5e4c24 IZ |
821 | if (PL_reg_curpm) |
822 | Safefree(PL_reg_curpm); | |
82ba1be6 | 823 | Safefree(PL_reg_poscache); |
3280af22 NIS |
824 | Safefree(HeKEY_hek(&PL_hv_fetch_ent_mh)); |
825 | Safefree(PL_op_mask); | |
cf36064f GS |
826 | Safefree(PL_psig_ptr); |
827 | Safefree(PL_psig_name); | |
2c2666fc | 828 | Safefree(PL_bitcount); |
ce08f86c | 829 | Safefree(PL_psig_pend); |
6e72f9df | 830 | nuke_stacks(); |
3280af22 | 831 | PL_hints = 0; /* Reset hints. Should hints be per-interpreter ? */ |
ac27b0f5 | 832 | |
a0d0e21e | 833 | DEBUG_P(debprofdump()); |
4d1ff10f | 834 | #ifdef USE_5005THREADS |
5f08fbcd | 835 | MUTEX_DESTROY(&PL_strtab_mutex); |
533c011a NIS |
836 | MUTEX_DESTROY(&PL_sv_mutex); |
837 | MUTEX_DESTROY(&PL_eval_mutex); | |
5ff3f7a4 | 838 | MUTEX_DESTROY(&PL_cred_mutex); |
3d35f11b | 839 | MUTEX_DESTROY(&PL_fdpid_mutex); |
533c011a | 840 | COND_DESTROY(&PL_eval_cond); |
11d617a5 GS |
841 | #ifdef EMULATE_ATOMIC_REFCOUNTS |
842 | MUTEX_DESTROY(&PL_svref_mutex); | |
843 | #endif /* EMULATE_ATOMIC_REFCOUNTS */ | |
fc36a67e | 844 | |
8023c3ce | 845 | /* As the penultimate thing, free the non-arena SV for thrsv */ |
533c011a NIS |
846 | Safefree(SvPVX(PL_thrsv)); |
847 | Safefree(SvANY(PL_thrsv)); | |
848 | Safefree(PL_thrsv); | |
849 | PL_thrsv = Nullsv; | |
4d1ff10f | 850 | #endif /* USE_5005THREADS */ |
d33b2eba | 851 | |
e5dd39fc AB |
852 | #ifdef USE_REENTRANT_API |
853 | Safefree(PL_reentrant_buffer->tmbuff); | |
854 | Safefree(PL_reentrant_buffer); | |
855 | #endif | |
856 | ||
612f20c3 GS |
857 | sv_free_arenas(); |
858 | ||
fc36a67e | 859 | /* As the absolutely last thing, free the non-arena SV for mess() */ |
860 | ||
3280af22 | 861 | if (PL_mess_sv) { |
9c63abab GS |
862 | /* it could have accumulated taint magic */ |
863 | if (SvTYPE(PL_mess_sv) >= SVt_PVMG) { | |
864 | MAGIC* mg; | |
865 | MAGIC* moremagic; | |
866 | for (mg = SvMAGIC(PL_mess_sv); mg; mg = moremagic) { | |
867 | moremagic = mg->mg_moremagic; | |
14befaf4 DM |
868 | if (mg->mg_ptr && mg->mg_type != PERL_MAGIC_regex_global |
869 | && mg->mg_len >= 0) | |
9c63abab GS |
870 | Safefree(mg->mg_ptr); |
871 | Safefree(mg); | |
872 | } | |
873 | } | |
fc36a67e | 874 | /* we know that type >= SVt_PV */ |
155aba94 | 875 | (void)SvOOK_off(PL_mess_sv); |
3280af22 NIS |
876 | Safefree(SvPVX(PL_mess_sv)); |
877 | Safefree(SvANY(PL_mess_sv)); | |
878 | Safefree(PL_mess_sv); | |
879 | PL_mess_sv = Nullsv; | |
fc36a67e | 880 | } |
31d77e54 | 881 | return STATUS_NATIVE_EXPORT; |
79072805 LW |
882 | } |
883 | ||
954c1994 GS |
884 | /* |
885 | =for apidoc perl_free | |
886 | ||
887 | Releases a Perl interpreter. See L<perlembed>. | |
888 | ||
889 | =cut | |
890 | */ | |
891 | ||
79072805 | 892 | void |
0cb96387 | 893 | perl_free(pTHXx) |
79072805 | 894 | { |
acfe0abc | 895 | #if defined(WIN32) || defined(NETWARE) |
ce3e5b80 | 896 | # if defined(PERL_IMPLICIT_SYS) |
acfe0abc GS |
897 | # ifdef NETWARE |
898 | void *host = nw_internal_host; | |
899 | # else | |
900 | void *host = w32_internal_host; | |
901 | # endif | |
ce3e5b80 | 902 | PerlMem_free(aTHXx); |
acfe0abc GS |
903 | # ifdef NETWARE |
904 | nw5_delete_internal_host(host); | |
905 | # else | |
906 | win32_delete_internal_host(host); | |
907 | # endif | |
1c0ca838 GS |
908 | # else |
909 | PerlMem_free(aTHXx); | |
910 | # endif | |
acfe0abc GS |
911 | #else |
912 | PerlMem_free(aTHXx); | |
76e3520e | 913 | #endif |
79072805 LW |
914 | } |
915 | ||
4b556e6c | 916 | void |
864dbfa3 | 917 | Perl_call_atexit(pTHX_ ATEXIT_t fn, void *ptr) |
4b556e6c | 918 | { |
3280af22 NIS |
919 | Renew(PL_exitlist, PL_exitlistlen+1, PerlExitListEntry); |
920 | PL_exitlist[PL_exitlistlen].fn = fn; | |
921 | PL_exitlist[PL_exitlistlen].ptr = ptr; | |
922 | ++PL_exitlistlen; | |
4b556e6c JD |
923 | } |
924 | ||
954c1994 GS |
925 | /* |
926 | =for apidoc perl_parse | |
927 | ||
928 | Tells a Perl interpreter to parse a Perl script. See L<perlembed>. | |
929 | ||
930 | =cut | |
931 | */ | |
932 | ||
79072805 | 933 | int |
0cb96387 | 934 | perl_parse(pTHXx_ XSINIT_t xsinit, int argc, char **argv, char **env) |
8d063cd8 | 935 | { |
6224f72b | 936 | I32 oldscope; |
6224f72b | 937 | int ret; |
db36c5a1 | 938 | dJMPENV; |
4d1ff10f | 939 | #ifdef USE_5005THREADS |
cea2e8a9 GS |
940 | dTHX; |
941 | #endif | |
8d063cd8 | 942 | |
a687059c LW |
943 | #ifdef SETUID_SCRIPTS_ARE_SECURE_NOW |
944 | #ifdef IAMSUID | |
945 | #undef IAMSUID | |
cea2e8a9 | 946 | Perl_croak(aTHX_ "suidperl is no longer needed since the kernel can now execute\n\ |
a687059c LW |
947 | setuid perl scripts securely.\n"); |
948 | #endif | |
949 | #endif | |
950 | ||
3280af22 | 951 | PL_origargc = argc; |
bc0a45ed DM |
952 | { |
953 | /* we copy rather than point to argv | |
954 | * since perl_clone will copy and perl_destruct | |
3a1ee7e8 | 955 | * has no way of knowing if we've made a copy or |
bc0a45ed DM |
956 | * just point to argv |
957 | */ | |
958 | int i = PL_origargc; | |
959 | New(0, PL_origargv, i+1, char*); | |
960 | PL_origargv[i] = '\0'; | |
961 | while (i-- > 0) { | |
962 | PL_origargv[i] = savepv(argv[i]); | |
963 | } | |
964 | } | |
965 | ||
0631ea03 | 966 | |
a0d0e21e | 967 | |
3280af22 | 968 | if (PL_do_undump) { |
a0d0e21e LW |
969 | |
970 | /* Come here if running an undumped a.out. */ | |
971 | ||
3280af22 NIS |
972 | PL_origfilename = savepv(argv[0]); |
973 | PL_do_undump = FALSE; | |
a0d0e21e | 974 | cxstack_ix = -1; /* start label stack again */ |
748a9306 | 975 | init_ids(); |
a0d0e21e LW |
976 | init_postdump_symbols(argc,argv,env); |
977 | return 0; | |
978 | } | |
979 | ||
3280af22 NIS |
980 | if (PL_main_root) { |
981 | PL_curpad = AvARRAY(PL_comppad); | |
982 | op_free(PL_main_root); | |
983 | PL_main_root = Nullop; | |
ff0cee69 | 984 | } |
3280af22 NIS |
985 | PL_main_start = Nullop; |
986 | SvREFCNT_dec(PL_main_cv); | |
987 | PL_main_cv = Nullcv; | |
79072805 | 988 | |
3280af22 NIS |
989 | time(&PL_basetime); |
990 | oldscope = PL_scopestack_ix; | |
599cee73 | 991 | PL_dowarn = G_WARN_OFF; |
f86702cc | 992 | |
14dd3ad8 GS |
993 | #ifdef PERL_FLEXIBLE_EXCEPTIONS |
994 | CALLPROTECT(aTHX_ pcur_env, &ret, MEMBER_TO_FPTR(S_vparse_body), env, xsinit); | |
995 | #else | |
996 | JMPENV_PUSH(ret); | |
997 | #endif | |
6224f72b | 998 | switch (ret) { |
312caa8e | 999 | case 0: |
14dd3ad8 GS |
1000 | #ifndef PERL_FLEXIBLE_EXCEPTIONS |
1001 | parse_body(env,xsinit); | |
1002 | #endif | |
7d30b5c4 GS |
1003 | if (PL_checkav) |
1004 | call_list(oldscope, PL_checkav); | |
14dd3ad8 GS |
1005 | ret = 0; |
1006 | break; | |
6224f72b GS |
1007 | case 1: |
1008 | STATUS_ALL_FAILURE; | |
1009 | /* FALL THROUGH */ | |
1010 | case 2: | |
1011 | /* my_exit() was called */ | |
3280af22 | 1012 | while (PL_scopestack_ix > oldscope) |
6224f72b GS |
1013 | LEAVE; |
1014 | FREETMPS; | |
3280af22 | 1015 | PL_curstash = PL_defstash; |
7d30b5c4 GS |
1016 | if (PL_checkav) |
1017 | call_list(oldscope, PL_checkav); | |
14dd3ad8 GS |
1018 | ret = STATUS_NATIVE_EXPORT; |
1019 | break; | |
6224f72b | 1020 | case 3: |
bf49b057 | 1021 | PerlIO_printf(Perl_error_log, "panic: top_env\n"); |
14dd3ad8 GS |
1022 | ret = 1; |
1023 | break; | |
6224f72b | 1024 | } |
14dd3ad8 GS |
1025 | JMPENV_POP; |
1026 | return ret; | |
1027 | } | |
1028 | ||
1029 | #ifdef PERL_FLEXIBLE_EXCEPTIONS | |
1030 | STATIC void * | |
1031 | S_vparse_body(pTHX_ va_list args) | |
1032 | { | |
1033 | char **env = va_arg(args, char**); | |
1034 | XSINIT_t xsinit = va_arg(args, XSINIT_t); | |
1035 | ||
1036 | return parse_body(env, xsinit); | |
312caa8e | 1037 | } |
14dd3ad8 | 1038 | #endif |
312caa8e CS |
1039 | |
1040 | STATIC void * | |
14dd3ad8 | 1041 | S_parse_body(pTHX_ char **env, XSINIT_t xsinit) |
312caa8e | 1042 | { |
312caa8e CS |
1043 | int argc = PL_origargc; |
1044 | char **argv = PL_origargv; | |
312caa8e CS |
1045 | char *scriptname = NULL; |
1046 | int fdscript = -1; | |
1047 | VOL bool dosearch = FALSE; | |
1048 | char *validarg = ""; | |
1049 | AV* comppadlist; | |
1050 | register SV *sv; | |
1051 | register char *s; | |
cf756827 | 1052 | char *cddir = Nullch; |
312caa8e | 1053 | |
3280af22 | 1054 | sv_setpvn(PL_linestr,"",0); |
79cb57f6 | 1055 | sv = newSVpvn("",0); /* first used for -I flags */ |
6224f72b GS |
1056 | SAVEFREESV(sv); |
1057 | init_main_stash(); | |
54310121 | 1058 | |
6224f72b GS |
1059 | for (argc--,argv++; argc > 0; argc--,argv++) { |
1060 | if (argv[0][0] != '-' || !argv[0][1]) | |
1061 | break; | |
1062 | #ifdef DOSUID | |
1063 | if (*validarg) | |
1064 | validarg = " PHOOEY "; | |
1065 | else | |
1066 | validarg = argv[0]; | |
13281fa4 | 1067 | #endif |
6224f72b GS |
1068 | s = argv[0]+1; |
1069 | reswitch: | |
1070 | switch (*s) { | |
729a02f2 GS |
1071 | case 'C': |
1072 | #ifdef WIN32 | |
c0932edc | 1073 | win32_argv2utf8(argc-1, argv+1); |
729a02f2 GS |
1074 | /* FALL THROUGH */ |
1075 | #endif | |
1d5472a9 GS |
1076 | #ifndef PERL_STRICT_CR |
1077 | case '\r': | |
1078 | #endif | |
6224f72b GS |
1079 | case ' ': |
1080 | case '0': | |
1081 | case 'F': | |
1082 | case 'a': | |
1083 | case 'c': | |
1084 | case 'd': | |
1085 | case 'D': | |
1086 | case 'h': | |
1087 | case 'i': | |
1088 | case 'l': | |
1089 | case 'M': | |
1090 | case 'm': | |
1091 | case 'n': | |
1092 | case 'p': | |
1093 | case 's': | |
1094 | case 'u': | |
1095 | case 'U': | |
1096 | case 'v': | |
599cee73 PM |
1097 | case 'W': |
1098 | case 'X': | |
6224f72b | 1099 | case 'w': |
155aba94 | 1100 | if ((s = moreswitches(s))) |
6224f72b GS |
1101 | goto reswitch; |
1102 | break; | |
33b78306 | 1103 | |
1dbad523 | 1104 | case 't': |
317ea90d MS |
1105 | if( !PL_tainting ) { |
1106 | PL_taint_warn = TRUE; | |
1107 | PL_tainting = TRUE; | |
1108 | } | |
1109 | s++; | |
1110 | goto reswitch; | |
6224f72b | 1111 | case 'T': |
3280af22 | 1112 | PL_tainting = TRUE; |
317ea90d | 1113 | PL_taint_warn = FALSE; |
6224f72b GS |
1114 | s++; |
1115 | goto reswitch; | |
f86702cc | 1116 | |
6224f72b | 1117 | case 'e': |
bf4acbe4 GS |
1118 | #ifdef MACOS_TRADITIONAL |
1119 | /* ignore -e for Dev:Pseudo argument */ | |
1120 | if (argv[1] && !strcmp(argv[1], "Dev:Pseudo")) | |
ac27b0f5 | 1121 | break; |
bf4acbe4 | 1122 | #endif |
3280af22 | 1123 | if (PL_euid != PL_uid || PL_egid != PL_gid) |
cea2e8a9 | 1124 | Perl_croak(aTHX_ "No -e allowed in setuid scripts"); |
3280af22 | 1125 | if (!PL_e_script) { |
79cb57f6 | 1126 | PL_e_script = newSVpvn("",0); |
0cb96387 | 1127 | filter_add(read_e_script, NULL); |
6224f72b GS |
1128 | } |
1129 | if (*++s) | |
3280af22 | 1130 | sv_catpv(PL_e_script, s); |
6224f72b | 1131 | else if (argv[1]) { |
3280af22 | 1132 | sv_catpv(PL_e_script, argv[1]); |
6224f72b GS |
1133 | argc--,argv++; |
1134 | } | |
1135 | else | |
cea2e8a9 | 1136 | Perl_croak(aTHX_ "No code specified for -e"); |
3280af22 | 1137 | sv_catpv(PL_e_script, "\n"); |
6224f72b | 1138 | break; |
afe37c7d | 1139 | |
6224f72b GS |
1140 | case 'I': /* -I handled both here and in moreswitches() */ |
1141 | forbid_setid("-I"); | |
1142 | if (!*++s && (s=argv[1]) != Nullch) { | |
1143 | argc--,argv++; | |
1144 | } | |
6224f72b | 1145 | if (s && *s) { |
0df16ed7 GS |
1146 | char *p; |
1147 | STRLEN len = strlen(s); | |
1148 | p = savepvn(s, len); | |
9c8a64f0 | 1149 | incpush(p, TRUE, TRUE); |
0df16ed7 GS |
1150 | sv_catpvn(sv, "-I", 2); |
1151 | sv_catpvn(sv, p, len); | |
1152 | sv_catpvn(sv, " ", 1); | |
6224f72b | 1153 | Safefree(p); |
0df16ed7 GS |
1154 | } |
1155 | else | |
a67e862a | 1156 | Perl_croak(aTHX_ "No directory specified for -I"); |
6224f72b GS |
1157 | break; |
1158 | case 'P': | |
1159 | forbid_setid("-P"); | |
3280af22 | 1160 | PL_preprocess = TRUE; |
6224f72b GS |
1161 | s++; |
1162 | goto reswitch; | |
1163 | case 'S': | |
1164 | forbid_setid("-S"); | |
1165 | dosearch = TRUE; | |
1166 | s++; | |
1167 | goto reswitch; | |
1168 | case 'V': | |
3280af22 NIS |
1169 | if (!PL_preambleav) |
1170 | PL_preambleav = newAV(); | |
1171 | av_push(PL_preambleav, newSVpv("use Config qw(myconfig config_vars)",0)); | |
6224f72b | 1172 | if (*++s != ':') { |
3280af22 | 1173 | PL_Sv = newSVpv("print myconfig();",0); |
6224f72b | 1174 | #ifdef VMS |
6b88bc9c | 1175 | sv_catpv(PL_Sv,"print \"\\nCharacteristics of this PERLSHR image: \\n\","); |
6224f72b | 1176 | #else |
3280af22 | 1177 | sv_catpv(PL_Sv,"print \"\\nCharacteristics of this binary (from libperl): \\n\","); |
6224f72b | 1178 | #endif |
3280af22 | 1179 | sv_catpv(PL_Sv,"\" Compile-time options:"); |
6224f72b | 1180 | # ifdef DEBUGGING |
3280af22 | 1181 | sv_catpv(PL_Sv," DEBUGGING"); |
6224f72b | 1182 | # endif |
6224f72b | 1183 | # ifdef MULTIPLICITY |
8f872242 | 1184 | sv_catpv(PL_Sv," MULTIPLICITY"); |
6224f72b | 1185 | # endif |
4d1ff10f AB |
1186 | # ifdef USE_5005THREADS |
1187 | sv_catpv(PL_Sv," USE_5005THREADS"); | |
b363f7ed | 1188 | # endif |
ac5e8965 JH |
1189 | # ifdef USE_ITHREADS |
1190 | sv_catpv(PL_Sv," USE_ITHREADS"); | |
1191 | # endif | |
10cc9d2a JH |
1192 | # ifdef USE_64_BIT_INT |
1193 | sv_catpv(PL_Sv," USE_64_BIT_INT"); | |
1194 | # endif | |
1195 | # ifdef USE_64_BIT_ALL | |
1196 | sv_catpv(PL_Sv," USE_64_BIT_ALL"); | |
ac5e8965 JH |
1197 | # endif |
1198 | # ifdef USE_LONG_DOUBLE | |
1199 | sv_catpv(PL_Sv," USE_LONG_DOUBLE"); | |
1200 | # endif | |
53430762 JH |
1201 | # ifdef USE_LARGE_FILES |
1202 | sv_catpv(PL_Sv," USE_LARGE_FILES"); | |
1203 | # endif | |
ac5e8965 JH |
1204 | # ifdef USE_SOCKS |
1205 | sv_catpv(PL_Sv," USE_SOCKS"); | |
1206 | # endif | |
b363f7ed GS |
1207 | # ifdef PERL_IMPLICIT_CONTEXT |
1208 | sv_catpv(PL_Sv," PERL_IMPLICIT_CONTEXT"); | |
1209 | # endif | |
1210 | # ifdef PERL_IMPLICIT_SYS | |
1211 | sv_catpv(PL_Sv," PERL_IMPLICIT_SYS"); | |
1212 | # endif | |
3280af22 | 1213 | sv_catpv(PL_Sv,"\\n\","); |
b363f7ed | 1214 | |
6224f72b GS |
1215 | #if defined(LOCAL_PATCH_COUNT) |
1216 | if (LOCAL_PATCH_COUNT > 0) { | |
1217 | int i; | |
3280af22 | 1218 | sv_catpv(PL_Sv,"\" Locally applied patches:\\n\","); |
6224f72b | 1219 | for (i = 1; i <= LOCAL_PATCH_COUNT; i++) { |
3280af22 | 1220 | if (PL_localpatches[i]) |
cea2e8a9 | 1221 | Perl_sv_catpvf(aTHX_ PL_Sv,"q\" \t%s\n\",",PL_localpatches[i]); |
6224f72b GS |
1222 | } |
1223 | } | |
1224 | #endif | |
cea2e8a9 | 1225 | Perl_sv_catpvf(aTHX_ PL_Sv,"\" Built under %s\\n\"",OSNAME); |
6224f72b GS |
1226 | #ifdef __DATE__ |
1227 | # ifdef __TIME__ | |
cea2e8a9 | 1228 | Perl_sv_catpvf(aTHX_ PL_Sv,",\" Compiled at %s %s\\n\"",__DATE__,__TIME__); |
6224f72b | 1229 | # else |
cea2e8a9 | 1230 | Perl_sv_catpvf(aTHX_ PL_Sv,",\" Compiled on %s\\n\"",__DATE__); |
6224f72b GS |
1231 | # endif |
1232 | #endif | |
3280af22 | 1233 | sv_catpv(PL_Sv, "; \ |
6224f72b | 1234 | $\"=\"\\n \"; \ |
69fcd688 JH |
1235 | @env = map { \"$_=\\\"$ENV{$_}\\\"\" } sort grep {/^PERL/} keys %ENV; "); |
1236 | #ifdef __CYGWIN__ | |
1237 | sv_catpv(PL_Sv,"\ | |
1238 | push @env, \"CYGWIN=\\\"$ENV{CYGWIN}\\\"\";"); | |
1239 | #endif | |
1240 | sv_catpv(PL_Sv, "\ | |
6224f72b GS |
1241 | print \" \\%ENV:\\n @env\\n\" if @env; \ |
1242 | print \" \\@INC:\\n @INC\\n\";"); | |
1243 | } | |
1244 | else { | |
3280af22 NIS |
1245 | PL_Sv = newSVpv("config_vars(qw(",0); |
1246 | sv_catpv(PL_Sv, ++s); | |
1247 | sv_catpv(PL_Sv, "))"); | |
6224f72b GS |
1248 | s += strlen(s); |
1249 | } | |
3280af22 | 1250 | av_push(PL_preambleav, PL_Sv); |
6224f72b GS |
1251 | scriptname = BIT_BUCKET; /* don't look for script or read stdin */ |
1252 | goto reswitch; | |
1253 | case 'x': | |
3280af22 | 1254 | PL_doextract = TRUE; |
6224f72b GS |
1255 | s++; |
1256 | if (*s) | |
f4c556ac | 1257 | cddir = s; |
6224f72b GS |
1258 | break; |
1259 | case 0: | |
1260 | break; | |
1261 | case '-': | |
1262 | if (!*++s || isSPACE(*s)) { | |
1263 | argc--,argv++; | |
1264 | goto switch_end; | |
1265 | } | |
1266 | /* catch use of gnu style long options */ | |
1267 | if (strEQ(s, "version")) { | |
1268 | s = "v"; | |
1269 | goto reswitch; | |
1270 | } | |
1271 | if (strEQ(s, "help")) { | |
1272 | s = "h"; | |
1273 | goto reswitch; | |
1274 | } | |
1275 | s--; | |
1276 | /* FALL THROUGH */ | |
1277 | default: | |
cea2e8a9 | 1278 | Perl_croak(aTHX_ "Unrecognized switch: -%s (-h will show valid options)",s); |
8d063cd8 LW |
1279 | } |
1280 | } | |
6224f72b | 1281 | switch_end: |
54310121 | 1282 | |
f675dbe5 CB |
1283 | if ( |
1284 | #ifndef SECURE_INTERNAL_GETENV | |
1285 | !PL_tainting && | |
1286 | #endif | |
cf756827 | 1287 | (s = PerlEnv_getenv("PERL5OPT"))) |
0df16ed7 | 1288 | { |
cf756827 | 1289 | char *popt = s; |
74288ac8 GS |
1290 | while (isSPACE(*s)) |
1291 | s++; | |
317ea90d | 1292 | if (*s == '-' && *(s+1) == 'T') { |
74288ac8 | 1293 | PL_tainting = TRUE; |
317ea90d MS |
1294 | PL_taint_warn = FALSE; |
1295 | } | |
74288ac8 | 1296 | else { |
cf756827 | 1297 | char *popt_copy = Nullch; |
74288ac8 | 1298 | while (s && *s) { |
4ea8f8fb | 1299 | char *d; |
74288ac8 GS |
1300 | while (isSPACE(*s)) |
1301 | s++; | |
1302 | if (*s == '-') { | |
1303 | s++; | |
1304 | if (isSPACE(*s)) | |
1305 | continue; | |
1306 | } | |
4ea8f8fb | 1307 | d = s; |
74288ac8 GS |
1308 | if (!*s) |
1309 | break; | |
1c4db469 | 1310 | if (!strchr("DIMUdmtw", *s)) |
cea2e8a9 | 1311 | Perl_croak(aTHX_ "Illegal switch in PERL5OPT: -%c", *s); |
4ea8f8fb MS |
1312 | while (++s && *s) { |
1313 | if (isSPACE(*s)) { | |
cf756827 GS |
1314 | if (!popt_copy) { |
1315 | popt_copy = SvPVX(sv_2mortal(newSVpv(popt,0))); | |
1316 | s = popt_copy + (s - popt); | |
1317 | d = popt_copy + (d - popt); | |
1318 | } | |
4ea8f8fb MS |
1319 | *s++ = '\0'; |
1320 | break; | |
1321 | } | |
1322 | } | |
1c4db469 | 1323 | if (*d == 't') { |
317ea90d MS |
1324 | if( !PL_tainting ) { |
1325 | PL_taint_warn = TRUE; | |
1326 | PL_tainting = TRUE; | |
1327 | } | |
1c4db469 RGS |
1328 | } else { |
1329 | moreswitches(d); | |
1330 | } | |
6224f72b | 1331 | } |
6224f72b GS |
1332 | } |
1333 | } | |
a0d0e21e | 1334 | |
317ea90d MS |
1335 | if (PL_taint_warn && PL_dowarn != G_WARN_ALL_OFF) { |
1336 | PL_compiling.cop_warnings = newSVpvn(WARN_TAINTstring, WARNsize); | |
1337 | } | |
1338 | ||
6224f72b GS |
1339 | if (!scriptname) |
1340 | scriptname = argv[0]; | |
3280af22 | 1341 | if (PL_e_script) { |
6224f72b GS |
1342 | argc++,argv--; |
1343 | scriptname = BIT_BUCKET; /* don't look for script or read stdin */ | |
1344 | } | |
1345 | else if (scriptname == Nullch) { | |
1346 | #ifdef MSDOS | |
1347 | if ( PerlLIO_isatty(PerlIO_fileno(PerlIO_stdin())) ) | |
1348 | moreswitches("h"); | |
1349 | #endif | |
1350 | scriptname = "-"; | |
1351 | } | |
1352 | ||
1353 | init_perllib(); | |
1354 | ||
1355 | open_script(scriptname,dosearch,sv,&fdscript); | |
1356 | ||
1357 | validate_suid(validarg, scriptname,fdscript); | |
1358 | ||
64ca3a65 | 1359 | #ifndef PERL_MICRO |
0b5b802d GS |
1360 | #if defined(SIGCHLD) || defined(SIGCLD) |
1361 | { | |
1362 | #ifndef SIGCHLD | |
1363 | # define SIGCHLD SIGCLD | |
1364 | #endif | |
1365 | Sighandler_t sigstate = rsignal_state(SIGCHLD); | |
1366 | if (sigstate == SIG_IGN) { | |
1367 | if (ckWARN(WARN_SIGNAL)) | |
1368 | Perl_warner(aTHX_ WARN_SIGNAL, | |
1369 | "Can't ignore signal CHLD, forcing to default"); | |
1370 | (void)rsignal(SIGCHLD, (Sighandler_t)SIG_DFL); | |
1371 | } | |
1372 | } | |
1373 | #endif | |
64ca3a65 | 1374 | #endif |
0b5b802d | 1375 | |
bf4acbe4 GS |
1376 | #ifdef MACOS_TRADITIONAL |
1377 | if (PL_doextract || gMacPerl_AlwaysExtract) { | |
1378 | #else | |
f4c556ac | 1379 | if (PL_doextract) { |
bf4acbe4 | 1380 | #endif |
6224f72b | 1381 | find_beginning(); |
f4c556ac GS |
1382 | if (cddir && PerlDir_chdir(cddir) < 0) |
1383 | Perl_croak(aTHX_ "Can't chdir to %s",cddir); | |
1384 | ||
1385 | } | |
6224f72b | 1386 | |
3280af22 NIS |
1387 | PL_main_cv = PL_compcv = (CV*)NEWSV(1104,0); |
1388 | sv_upgrade((SV *)PL_compcv, SVt_PVCV); | |
1389 | CvUNIQUE_on(PL_compcv); | |
1390 | ||
1391 | PL_comppad = newAV(); | |
1392 | av_push(PL_comppad, Nullsv); | |
1393 | PL_curpad = AvARRAY(PL_comppad); | |
1394 | PL_comppad_name = newAV(); | |
1395 | PL_comppad_name_fill = 0; | |
1396 | PL_min_intro_pending = 0; | |
1397 | PL_padix = 0; | |
4d1ff10f | 1398 | #ifdef USE_5005THREADS |
79cb57f6 | 1399 | av_store(PL_comppad_name, 0, newSVpvn("@_", 2)); |
533c011a NIS |
1400 | PL_curpad[0] = (SV*)newAV(); |
1401 | SvPADMY_on(PL_curpad[0]); /* XXX Needed? */ | |
1402 | CvOWNER(PL_compcv) = 0; | |
1403 | New(666, CvMUTEXP(PL_compcv), 1, perl_mutex); | |
1404 | MUTEX_INIT(CvMUTEXP(PL_compcv)); | |
4d1ff10f | 1405 | #endif /* USE_5005THREADS */ |
6224f72b GS |
1406 | |
1407 | comppadlist = newAV(); | |
1408 | AvREAL_off(comppadlist); | |
3280af22 NIS |
1409 | av_store(comppadlist, 0, (SV*)PL_comppad_name); |
1410 | av_store(comppadlist, 1, (SV*)PL_comppad); | |
1411 | CvPADLIST(PL_compcv) = comppadlist; | |
6224f72b | 1412 | |
0c4f7ff0 | 1413 | boot_core_PerlIO(); |
6224f72b | 1414 | boot_core_UNIVERSAL(); |
9a34ef1d | 1415 | #ifndef PERL_MICRO |
09bef843 | 1416 | boot_core_xsutils(); |
9a34ef1d | 1417 | #endif |
6224f72b GS |
1418 | |
1419 | if (xsinit) | |
acfe0abc | 1420 | (*xsinit)(aTHX); /* in case linked C routines want magical variables */ |
64ca3a65 | 1421 | #ifndef PERL_MICRO |
ed79a026 | 1422 | #if defined(VMS) || defined(WIN32) || defined(DJGPP) || defined(__CYGWIN__) || defined(EPOC) |
c5be433b | 1423 | init_os_extras(); |
6224f72b | 1424 | #endif |
64ca3a65 | 1425 | #endif |
6224f72b | 1426 | |
29209bc5 | 1427 | #ifdef USE_SOCKS |
1b9c9cf5 DH |
1428 | # ifdef HAS_SOCKS5_INIT |
1429 | socks5_init(argv[0]); | |
1430 | # else | |
29209bc5 | 1431 | SOCKSinit(argv[0]); |
1b9c9cf5 | 1432 | # endif |
ac27b0f5 | 1433 | #endif |
29209bc5 | 1434 | |
6224f72b GS |
1435 | init_predump_symbols(); |
1436 | /* init_postdump_symbols not currently designed to be called */ | |
1437 | /* more than once (ENV isn't cleared first, for example) */ | |
1438 | /* But running with -u leaves %ENV & @ARGV undefined! XXX */ | |
3280af22 | 1439 | if (!PL_do_undump) |
6224f72b GS |
1440 | init_postdump_symbols(argc,argv,env); |
1441 | ||
1442 | init_lexer(); | |
1443 | ||
1444 | /* now parse the script */ | |
1445 | ||
91487cfc | 1446 | SETERRNO(0,SS$_NORMAL); |
3280af22 | 1447 | PL_error_count = 0; |
bf4acbe4 GS |
1448 | #ifdef MACOS_TRADITIONAL |
1449 | if (gMacPerl_SyntaxError = (yyparse() || PL_error_count)) { | |
1450 | if (PL_minus_c) | |
1451 | Perl_croak(aTHX_ "%s had compilation errors.\n", MacPerl_MPWFileName(PL_origfilename)); | |
1452 | else { | |
1453 | Perl_croak(aTHX_ "Execution of %s aborted due to compilation errors.\n", | |
1454 | MacPerl_MPWFileName(PL_origfilename)); | |
1455 | } | |
1456 | } | |
1457 | #else | |
3280af22 NIS |
1458 | if (yyparse() || PL_error_count) { |
1459 | if (PL_minus_c) | |
cea2e8a9 | 1460 | Perl_croak(aTHX_ "%s had compilation errors.\n", PL_origfilename); |
6224f72b | 1461 | else { |
cea2e8a9 | 1462 | Perl_croak(aTHX_ "Execution of %s aborted due to compilation errors.\n", |
097ee67d | 1463 | PL_origfilename); |
6224f72b GS |
1464 | } |
1465 | } | |
bf4acbe4 | 1466 | #endif |
57843af0 | 1467 | CopLINE_set(PL_curcop, 0); |
3280af22 NIS |
1468 | PL_curstash = PL_defstash; |
1469 | PL_preprocess = FALSE; | |
1470 | if (PL_e_script) { | |
1471 | SvREFCNT_dec(PL_e_script); | |
1472 | PL_e_script = Nullsv; | |
6224f72b GS |
1473 | } |
1474 | ||
8bfdd7d9 HS |
1475 | /* |
1476 | Not sure that this is still the right place to do this now that we | |
1477 | no longer use PL_nrs. HVDS 2001/09/09 | |
1478 | */ | |
864dbfa3 | 1479 | sv_setsv(get_sv("/", TRUE), PL_rs); |
8bfdd7d9 | 1480 | |
3280af22 | 1481 | if (PL_do_undump) |
6224f72b GS |
1482 | my_unexec(); |
1483 | ||
57843af0 GS |
1484 | if (isWARN_ONCE) { |
1485 | SAVECOPFILE(PL_curcop); | |
1486 | SAVECOPLINE(PL_curcop); | |
3280af22 | 1487 | gv_check(PL_defstash); |
57843af0 | 1488 | } |
6224f72b GS |
1489 | |
1490 | LEAVE; | |
1491 | FREETMPS; | |
1492 | ||
1493 | #ifdef MYMALLOC | |
1494 | if ((s=PerlEnv_getenv("PERL_DEBUG_MSTATS")) && atoi(s) >= 2) | |
1495 | dump_mstats("after compilation:"); | |
1496 | #endif | |
1497 | ||
1498 | ENTER; | |
3280af22 | 1499 | PL_restartop = 0; |
312caa8e | 1500 | return NULL; |
6224f72b GS |
1501 | } |
1502 | ||
954c1994 GS |
1503 | /* |
1504 | =for apidoc perl_run | |
1505 | ||
1506 | Tells a Perl interpreter to run. See L<perlembed>. | |
1507 | ||
1508 | =cut | |
1509 | */ | |
1510 | ||
6224f72b | 1511 | int |
0cb96387 | 1512 | perl_run(pTHXx) |
6224f72b | 1513 | { |
6224f72b | 1514 | I32 oldscope; |
14dd3ad8 | 1515 | int ret = 0; |
db36c5a1 | 1516 | dJMPENV; |
4d1ff10f | 1517 | #ifdef USE_5005THREADS |
cea2e8a9 GS |
1518 | dTHX; |
1519 | #endif | |
6224f72b | 1520 | |
3280af22 | 1521 | oldscope = PL_scopestack_ix; |
96e176bf CL |
1522 | #ifdef VMS |
1523 | VMSISH_HUSHED = 0; | |
1524 | #endif | |
6224f72b | 1525 | |
14dd3ad8 | 1526 | #ifdef PERL_FLEXIBLE_EXCEPTIONS |
312caa8e | 1527 | redo_body: |
14dd3ad8 GS |
1528 | CALLPROTECT(aTHX_ pcur_env, &ret, MEMBER_TO_FPTR(S_vrun_body), oldscope); |
1529 | #else | |
1530 | JMPENV_PUSH(ret); | |
1531 | #endif | |
6224f72b GS |
1532 | switch (ret) { |
1533 | case 1: | |
1534 | cxstack_ix = -1; /* start context stack again */ | |
312caa8e | 1535 | goto redo_body; |
14dd3ad8 GS |
1536 | case 0: /* normal completion */ |
1537 | #ifndef PERL_FLEXIBLE_EXCEPTIONS | |
1538 | redo_body: | |
1539 | run_body(oldscope); | |
1540 | #endif | |
1541 | /* FALL THROUGH */ | |
1542 | case 2: /* my_exit() */ | |
3280af22 | 1543 | while (PL_scopestack_ix > oldscope) |
6224f72b GS |
1544 | LEAVE; |
1545 | FREETMPS; | |
3280af22 | 1546 | PL_curstash = PL_defstash; |
3a1ee7e8 | 1547 | if (!(PL_exit_flags & PERL_EXIT_DESTRUCT_END) && |
31d77e54 AB |
1548 | PL_endav && !PL_minus_c) |
1549 | call_list(oldscope, PL_endav); | |
6224f72b GS |
1550 | #ifdef MYMALLOC |
1551 | if (PerlEnv_getenv("PERL_DEBUG_MSTATS")) | |
1552 | dump_mstats("after execution: "); | |
1553 | #endif | |
14dd3ad8 GS |
1554 | ret = STATUS_NATIVE_EXPORT; |
1555 | break; | |
6224f72b | 1556 | case 3: |
312caa8e CS |
1557 | if (PL_restartop) { |
1558 | POPSTACK_TO(PL_mainstack); | |
1559 | goto redo_body; | |
6224f72b | 1560 | } |
bf49b057 | 1561 | PerlIO_printf(Perl_error_log, "panic: restartop\n"); |
312caa8e | 1562 | FREETMPS; |
14dd3ad8 GS |
1563 | ret = 1; |
1564 | break; | |
6224f72b GS |
1565 | } |
1566 | ||
14dd3ad8 GS |
1567 | JMPENV_POP; |
1568 | return ret; | |
312caa8e CS |
1569 | } |
1570 | ||
14dd3ad8 | 1571 | #ifdef PERL_FLEXIBLE_EXCEPTIONS |
312caa8e | 1572 | STATIC void * |
14dd3ad8 | 1573 | S_vrun_body(pTHX_ va_list args) |
312caa8e | 1574 | { |
312caa8e CS |
1575 | I32 oldscope = va_arg(args, I32); |
1576 | ||
14dd3ad8 GS |
1577 | return run_body(oldscope); |
1578 | } | |
1579 | #endif | |
1580 | ||
1581 | ||
1582 | STATIC void * | |
1583 | S_run_body(pTHX_ I32 oldscope) | |
1584 | { | |
6224f72b | 1585 | DEBUG_r(PerlIO_printf(Perl_debug_log, "%s $` $& $' support.\n", |
3280af22 | 1586 | PL_sawampersand ? "Enabling" : "Omitting")); |
6224f72b | 1587 | |
3280af22 | 1588 | if (!PL_restartop) { |
6224f72b GS |
1589 | DEBUG_x(dump_all()); |
1590 | DEBUG(PerlIO_printf(Perl_debug_log, "\nEXECUTING...\n\n")); | |
b900a521 JH |
1591 | DEBUG_S(PerlIO_printf(Perl_debug_log, "main thread is 0x%"UVxf"\n", |
1592 | PTR2UV(thr))); | |
6224f72b | 1593 | |
3280af22 | 1594 | if (PL_minus_c) { |
bf4acbe4 | 1595 | #ifdef MACOS_TRADITIONAL |
be708cc0 | 1596 | PerlIO_printf(Perl_error_log, "# %s syntax OK\n", MacPerl_MPWFileName(PL_origfilename)); |
bf4acbe4 | 1597 | #else |
bf49b057 | 1598 | PerlIO_printf(Perl_error_log, "%s syntax OK\n", PL_origfilename); |
bf4acbe4 | 1599 | #endif |
6224f72b GS |
1600 | my_exit(0); |
1601 | } | |
3280af22 | 1602 | if (PERLDB_SINGLE && PL_DBsingle) |
ac27b0f5 | 1603 | sv_setiv(PL_DBsingle, 1); |
3280af22 NIS |
1604 | if (PL_initav) |
1605 | call_list(oldscope, PL_initav); | |
6224f72b GS |
1606 | } |
1607 | ||
1608 | /* do it */ | |
1609 | ||
3280af22 | 1610 | if (PL_restartop) { |
533c011a | 1611 | PL_op = PL_restartop; |
3280af22 | 1612 | PL_restartop = 0; |
cea2e8a9 | 1613 | CALLRUNOPS(aTHX); |
6224f72b | 1614 | } |
3280af22 NIS |
1615 | else if (PL_main_start) { |
1616 | CvDEPTH(PL_main_cv) = 1; | |
533c011a | 1617 | PL_op = PL_main_start; |
cea2e8a9 | 1618 | CALLRUNOPS(aTHX); |
6224f72b GS |
1619 | } |
1620 | ||
f6b3007c JH |
1621 | my_exit(0); |
1622 | /* NOTREACHED */ | |
312caa8e | 1623 | return NULL; |
6224f72b GS |
1624 | } |
1625 | ||
954c1994 | 1626 | /* |
ccfc67b7 JH |
1627 | =head1 SV Manipulation Functions |
1628 | ||
954c1994 GS |
1629 | =for apidoc p||get_sv |
1630 | ||
1631 | Returns the SV of the specified Perl scalar. If C<create> is set and the | |
1632 | Perl variable does not exist then it will be created. If C<create> is not | |
1633 | set and the variable does not exist then NULL is returned. | |
1634 | ||
1635 | =cut | |
1636 | */ | |
1637 | ||
6224f72b | 1638 | SV* |
864dbfa3 | 1639 | Perl_get_sv(pTHX_ const char *name, I32 create) |
6224f72b GS |
1640 | { |
1641 | GV *gv; | |
4d1ff10f | 1642 | #ifdef USE_5005THREADS |
6224f72b GS |
1643 | if (name[1] == '\0' && !isALPHA(name[0])) { |
1644 | PADOFFSET tmp = find_threadsv(name); | |
411caa50 | 1645 | if (tmp != NOT_IN_PAD) |
6224f72b | 1646 | return THREADSV(tmp); |
6224f72b | 1647 | } |
4d1ff10f | 1648 | #endif /* USE_5005THREADS */ |
6224f72b GS |
1649 | gv = gv_fetchpv(name, create, SVt_PV); |
1650 | if (gv) | |
1651 | return GvSV(gv); | |
1652 | return Nullsv; | |
1653 | } | |
1654 | ||
954c1994 | 1655 | /* |
ccfc67b7 JH |
1656 | =head1 Array Manipulation Functions |
1657 | ||
954c1994 GS |
1658 | =for apidoc p||get_av |
1659 | ||
1660 | Returns the AV of the specified Perl array. If C<create> is set and the | |
1661 | Perl variable does not exist then it will be created. If C<create> is not | |
1662 | set and the variable does not exist then NULL is returned. | |
1663 | ||
1664 | =cut | |
1665 | */ | |
1666 | ||
6224f72b | 1667 | AV* |
864dbfa3 | 1668 | Perl_get_av(pTHX_ const char *name, I32 create) |
6224f72b GS |
1669 | { |
1670 | GV* gv = gv_fetchpv(name, create, SVt_PVAV); | |
1671 | if (create) | |
1672 | return GvAVn(gv); | |
1673 | if (gv) | |
1674 | return GvAV(gv); | |
1675 | return Nullav; | |
1676 | } | |
1677 | ||
954c1994 | 1678 | /* |
ccfc67b7 JH |
1679 | =head1 Hash Manipulation Functions |
1680 | ||
954c1994 GS |
1681 | =for apidoc p||get_hv |
1682 | ||
1683 | Returns the HV of the specified Perl hash. If C<create> is set and the | |
1684 | Perl variable does not exist then it will be created. If C<create> is not | |
1685 | set and the variable does not exist then NULL is returned. | |
1686 | ||
1687 | =cut | |
1688 | */ | |
1689 | ||
6224f72b | 1690 | HV* |
864dbfa3 | 1691 | Perl_get_hv(pTHX_ const char *name, I32 create) |
6224f72b | 1692 | { |
a0d0e21e LW |
1693 | GV* gv = gv_fetchpv(name, create, SVt_PVHV); |
1694 | if (create) | |
1695 | return GvHVn(gv); | |
1696 | if (gv) | |
1697 | return GvHV(gv); | |
1698 | return Nullhv; | |
1699 | } | |
1700 | ||
954c1994 | 1701 | /* |
ccfc67b7 JH |
1702 | =head1 CV Manipulation Functions |
1703 | ||
954c1994 GS |
1704 | =for apidoc p||get_cv |
1705 | ||
1706 | Returns the CV of the specified Perl subroutine. If C<create> is set and | |
1707 | the Perl subroutine does not exist then it will be declared (which has the | |
1708 | same effect as saying C<sub name;>). If C<create> is not set and the | |
1709 | subroutine does not exist then NULL is returned. | |
1710 | ||
1711 | =cut | |
1712 | */ | |
1713 | ||
a0d0e21e | 1714 | CV* |
864dbfa3 | 1715 | Perl_get_cv(pTHX_ const char *name, I32 create) |
a0d0e21e LW |
1716 | { |
1717 | GV* gv = gv_fetchpv(name, create, SVt_PVCV); | |
b099ddc0 | 1718 | /* XXX unsafe for threads if eval_owner isn't held */ |
f6ec51f7 GS |
1719 | /* XXX this is probably not what they think they're getting. |
1720 | * It has the same effect as "sub name;", i.e. just a forward | |
1721 | * declaration! */ | |
8ebc5c01 | 1722 | if (create && !GvCVu(gv)) |
774d564b | 1723 | return newSUB(start_subparse(FALSE, 0), |
a0d0e21e | 1724 | newSVOP(OP_CONST, 0, newSVpv(name,0)), |
4633a7c4 | 1725 | Nullop, |
a0d0e21e LW |
1726 | Nullop); |
1727 | if (gv) | |
8ebc5c01 | 1728 | return GvCVu(gv); |
a0d0e21e LW |
1729 | return Nullcv; |
1730 | } | |
1731 | ||
79072805 LW |
1732 | /* Be sure to refetch the stack pointer after calling these routines. */ |
1733 | ||
954c1994 | 1734 | /* |
ccfc67b7 JH |
1735 | |
1736 | =head1 Callback Functions | |
1737 | ||
954c1994 GS |
1738 | =for apidoc p||call_argv |
1739 | ||
1740 | Performs a callback to the specified Perl sub. See L<perlcall>. | |
1741 | ||
1742 | =cut | |
1743 | */ | |
1744 | ||
a0d0e21e | 1745 | I32 |
864dbfa3 | 1746 | Perl_call_argv(pTHX_ const char *sub_name, I32 flags, register char **argv) |
ac27b0f5 | 1747 | |
8ac85365 NIS |
1748 | /* See G_* flags in cop.h */ |
1749 | /* null terminated arg list */ | |
8990e307 | 1750 | { |
a0d0e21e | 1751 | dSP; |
8990e307 | 1752 | |
924508f0 | 1753 | PUSHMARK(SP); |
a0d0e21e | 1754 | if (argv) { |
8990e307 | 1755 | while (*argv) { |
a0d0e21e | 1756 | XPUSHs(sv_2mortal(newSVpv(*argv,0))); |
8990e307 LW |
1757 | argv++; |
1758 | } | |
a0d0e21e | 1759 | PUTBACK; |
8990e307 | 1760 | } |
864dbfa3 | 1761 | return call_pv(sub_name, flags); |
8990e307 LW |
1762 | } |
1763 | ||
954c1994 GS |
1764 | /* |
1765 | =for apidoc p||call_pv | |
1766 | ||
1767 | Performs a callback to the specified Perl sub. See L<perlcall>. | |
1768 | ||
1769 | =cut | |
1770 | */ | |
1771 | ||
a0d0e21e | 1772 | I32 |
864dbfa3 | 1773 | Perl_call_pv(pTHX_ const char *sub_name, I32 flags) |
8ac85365 NIS |
1774 | /* name of the subroutine */ |
1775 | /* See G_* flags in cop.h */ | |
a0d0e21e | 1776 | { |
864dbfa3 | 1777 | return call_sv((SV*)get_cv(sub_name, TRUE), flags); |
a0d0e21e LW |
1778 | } |
1779 | ||
954c1994 GS |
1780 | /* |
1781 | =for apidoc p||call_method | |
1782 | ||
1783 | Performs a callback to the specified Perl method. The blessed object must | |
1784 | be on the stack. See L<perlcall>. | |
1785 | ||
1786 | =cut | |
1787 | */ | |
1788 | ||
a0d0e21e | 1789 | I32 |
864dbfa3 | 1790 | Perl_call_method(pTHX_ const char *methname, I32 flags) |
8ac85365 NIS |
1791 | /* name of the subroutine */ |
1792 | /* See G_* flags in cop.h */ | |
a0d0e21e | 1793 | { |
968b3946 | 1794 | return call_sv(sv_2mortal(newSVpv(methname,0)), flags | G_METHOD); |
a0d0e21e LW |
1795 | } |
1796 | ||
1797 | /* May be called with any of a CV, a GV, or an SV containing the name. */ | |
954c1994 GS |
1798 | /* |
1799 | =for apidoc p||call_sv | |
1800 | ||
1801 | Performs a callback to the Perl sub whose name is in the SV. See | |
1802 | L<perlcall>. | |
1803 | ||
1804 | =cut | |
1805 | */ | |
1806 | ||
a0d0e21e | 1807 | I32 |
864dbfa3 | 1808 | Perl_call_sv(pTHX_ SV *sv, I32 flags) |
8ac85365 | 1809 | /* See G_* flags in cop.h */ |
a0d0e21e | 1810 | { |
924508f0 | 1811 | dSP; |
a0d0e21e | 1812 | LOGOP myop; /* fake syntax tree node */ |
968b3946 | 1813 | UNOP method_op; |
aa689395 | 1814 | I32 oldmark; |
13689cfe | 1815 | volatile I32 retval = 0; |
a0d0e21e | 1816 | I32 oldscope; |
54310121 | 1817 | bool oldcatch = CATCH_GET; |
6224f72b | 1818 | int ret; |
533c011a | 1819 | OP* oldop = PL_op; |
db36c5a1 | 1820 | dJMPENV; |
1e422769 | 1821 | |
a0d0e21e LW |
1822 | if (flags & G_DISCARD) { |
1823 | ENTER; | |
1824 | SAVETMPS; | |
1825 | } | |
1826 | ||
aa689395 | 1827 | Zero(&myop, 1, LOGOP); |
54310121 | 1828 | myop.op_next = Nullop; |
f51d4af5 | 1829 | if (!(flags & G_NOARGS)) |
aa689395 | 1830 | myop.op_flags |= OPf_STACKED; |
54310121 | 1831 | myop.op_flags |= ((flags & G_VOID) ? OPf_WANT_VOID : |
1832 | (flags & G_ARRAY) ? OPf_WANT_LIST : | |
1833 | OPf_WANT_SCALAR); | |
462e5cf6 | 1834 | SAVEOP(); |
533c011a | 1835 | PL_op = (OP*)&myop; |
aa689395 | 1836 | |
3280af22 NIS |
1837 | EXTEND(PL_stack_sp, 1); |
1838 | *++PL_stack_sp = sv; | |
aa689395 | 1839 | oldmark = TOPMARK; |
3280af22 | 1840 | oldscope = PL_scopestack_ix; |
a0d0e21e | 1841 | |
3280af22 | 1842 | if (PERLDB_SUB && PL_curstash != PL_debstash |
36477c24 | 1843 | /* Handle first BEGIN of -d. */ |
3280af22 | 1844 | && (PL_DBcv || (PL_DBcv = GvCV(PL_DBsub))) |
36477c24 | 1845 | /* Try harder, since this may have been a sighandler, thus |
1846 | * curstash may be meaningless. */ | |
3280af22 | 1847 | && (SvTYPE(sv) != SVt_PVCV || CvSTASH((CV*)sv) != PL_debstash) |
491527d0 | 1848 | && !(flags & G_NODEBUG)) |
533c011a | 1849 | PL_op->op_private |= OPpENTERSUB_DB; |
a0d0e21e | 1850 | |
968b3946 GS |
1851 | if (flags & G_METHOD) { |
1852 | Zero(&method_op, 1, UNOP); | |
1853 | method_op.op_next = PL_op; | |
1854 | method_op.op_ppaddr = PL_ppaddr[OP_METHOD]; | |
1855 | myop.op_ppaddr = PL_ppaddr[OP_ENTERSUB]; | |
f39d0b86 | 1856 | PL_op = (OP*)&method_op; |
968b3946 GS |
1857 | } |
1858 | ||
312caa8e | 1859 | if (!(flags & G_EVAL)) { |
0cdb2077 | 1860 | CATCH_SET(TRUE); |
14dd3ad8 | 1861 | call_body((OP*)&myop, FALSE); |
312caa8e | 1862 | retval = PL_stack_sp - (PL_stack_base + oldmark); |
0253cb41 | 1863 | CATCH_SET(oldcatch); |
312caa8e CS |
1864 | } |
1865 | else { | |
d78bda3d | 1866 | myop.op_other = (OP*)&myop; |
3280af22 | 1867 | PL_markstack_ptr--; |
4633a7c4 LW |
1868 | /* we're trying to emulate pp_entertry() here */ |
1869 | { | |
c09156bb | 1870 | register PERL_CONTEXT *cx; |
54310121 | 1871 | I32 gimme = GIMME_V; |
ac27b0f5 | 1872 | |
4633a7c4 LW |
1873 | ENTER; |
1874 | SAVETMPS; | |
ac27b0f5 | 1875 | |
968b3946 | 1876 | push_return(Nullop); |
1d76a5c3 | 1877 | PUSHBLOCK(cx, (CXt_EVAL|CXp_TRYBLOCK), PL_stack_sp); |
4633a7c4 | 1878 | PUSHEVAL(cx, 0, 0); |
533c011a | 1879 | PL_eval_root = PL_op; /* Only needed so that goto works right. */ |
ac27b0f5 | 1880 | |
faef0170 | 1881 | PL_in_eval = EVAL_INEVAL; |
4633a7c4 | 1882 | if (flags & G_KEEPERR) |
faef0170 | 1883 | PL_in_eval |= EVAL_KEEPERR; |
4633a7c4 | 1884 | else |
38a03e6e | 1885 | sv_setpv(ERRSV,""); |
4633a7c4 | 1886 | } |
3280af22 | 1887 | PL_markstack_ptr++; |
a0d0e21e | 1888 | |
14dd3ad8 GS |
1889 | #ifdef PERL_FLEXIBLE_EXCEPTIONS |
1890 | redo_body: | |
1891 | CALLPROTECT(aTHX_ pcur_env, &ret, MEMBER_TO_FPTR(S_vcall_body), | |
db36c5a1 | 1892 | (OP*)&myop, FALSE); |
14dd3ad8 GS |
1893 | #else |
1894 | JMPENV_PUSH(ret); | |
1895 | #endif | |
6224f72b GS |
1896 | switch (ret) { |
1897 | case 0: | |
14dd3ad8 GS |
1898 | #ifndef PERL_FLEXIBLE_EXCEPTIONS |
1899 | redo_body: | |
1900 | call_body((OP*)&myop, FALSE); | |
1901 | #endif | |
312caa8e CS |
1902 | retval = PL_stack_sp - (PL_stack_base + oldmark); |
1903 | if (!(flags & G_KEEPERR)) | |
1904 | sv_setpv(ERRSV,""); | |
a0d0e21e | 1905 | break; |
6224f72b | 1906 | case 1: |
f86702cc | 1907 | STATUS_ALL_FAILURE; |
a0d0e21e | 1908 | /* FALL THROUGH */ |
6224f72b | 1909 | case 2: |
a0d0e21e | 1910 | /* my_exit() was called */ |
3280af22 | 1911 | PL_curstash = PL_defstash; |
a0d0e21e | 1912 | FREETMPS; |
14dd3ad8 | 1913 | JMPENV_POP; |
cc3604b1 | 1914 | if (PL_statusvalue && !(PL_exit_flags & PERL_EXIT_EXPECTED)) |
cea2e8a9 | 1915 | Perl_croak(aTHX_ "Callback called exit"); |
f86702cc | 1916 | my_exit_jump(); |
a0d0e21e | 1917 | /* NOTREACHED */ |
6224f72b | 1918 | case 3: |
3280af22 | 1919 | if (PL_restartop) { |
533c011a | 1920 | PL_op = PL_restartop; |
3280af22 | 1921 | PL_restartop = 0; |
312caa8e | 1922 | goto redo_body; |
a0d0e21e | 1923 | } |
3280af22 | 1924 | PL_stack_sp = PL_stack_base + oldmark; |
a0d0e21e LW |
1925 | if (flags & G_ARRAY) |
1926 | retval = 0; | |
1927 | else { | |
1928 | retval = 1; | |
3280af22 | 1929 | *++PL_stack_sp = &PL_sv_undef; |
a0d0e21e | 1930 | } |
312caa8e | 1931 | break; |
a0d0e21e | 1932 | } |
a0d0e21e | 1933 | |
3280af22 | 1934 | if (PL_scopestack_ix > oldscope) { |
a0a2876f LW |
1935 | SV **newsp; |
1936 | PMOP *newpm; | |
1937 | I32 gimme; | |
c09156bb | 1938 | register PERL_CONTEXT *cx; |
a0a2876f LW |
1939 | I32 optype; |
1940 | ||
1941 | POPBLOCK(cx,newpm); | |
1942 | POPEVAL(cx); | |
1943 | pop_return(); | |
3280af22 | 1944 | PL_curpm = newpm; |
a0a2876f | 1945 | LEAVE; |
a0d0e21e | 1946 | } |
14dd3ad8 | 1947 | JMPENV_POP; |
a0d0e21e | 1948 | } |
1e422769 | 1949 | |
a0d0e21e | 1950 | if (flags & G_DISCARD) { |
3280af22 | 1951 | PL_stack_sp = PL_stack_base + oldmark; |
a0d0e21e LW |
1952 | retval = 0; |
1953 | FREETMPS; | |
1954 | LEAVE; | |
1955 | } | |
533c011a | 1956 | PL_op = oldop; |
a0d0e21e LW |
1957 | return retval; |
1958 | } | |
1959 | ||
14dd3ad8 | 1960 | #ifdef PERL_FLEXIBLE_EXCEPTIONS |
312caa8e | 1961 | STATIC void * |
14dd3ad8 | 1962 | S_vcall_body(pTHX_ va_list args) |
312caa8e CS |
1963 | { |
1964 | OP *myop = va_arg(args, OP*); | |
1965 | int is_eval = va_arg(args, int); | |
1966 | ||
14dd3ad8 | 1967 | call_body(myop, is_eval); |
312caa8e CS |
1968 | return NULL; |
1969 | } | |
14dd3ad8 | 1970 | #endif |
312caa8e CS |
1971 | |
1972 | STATIC void | |
14dd3ad8 | 1973 | S_call_body(pTHX_ OP *myop, int is_eval) |
312caa8e | 1974 | { |
312caa8e CS |
1975 | if (PL_op == myop) { |
1976 | if (is_eval) | |
f807eda9 | 1977 | PL_op = Perl_pp_entereval(aTHX); /* this doesn't do a POPMARK */ |
312caa8e | 1978 | else |
f807eda9 | 1979 | PL_op = Perl_pp_entersub(aTHX); /* this does */ |
312caa8e CS |
1980 | } |
1981 | if (PL_op) | |
cea2e8a9 | 1982 | CALLRUNOPS(aTHX); |
312caa8e CS |
1983 | } |
1984 | ||
6e72f9df | 1985 | /* Eval a string. The G_EVAL flag is always assumed. */ |
8990e307 | 1986 | |
954c1994 GS |
1987 | /* |
1988 | =for apidoc p||eval_sv | |
1989 | ||
1990 | Tells Perl to C<eval> the string in the SV. | |
1991 | ||
1992 | =cut | |
1993 | */ | |
1994 | ||
a0d0e21e | 1995 | I32 |
864dbfa3 | 1996 | Perl_eval_sv(pTHX_ SV *sv, I32 flags) |
ac27b0f5 | 1997 | |
8ac85365 | 1998 | /* See G_* flags in cop.h */ |
a0d0e21e | 1999 | { |
924508f0 | 2000 | dSP; |
a0d0e21e | 2001 | UNOP myop; /* fake syntax tree node */ |
8fa7f367 | 2002 | volatile I32 oldmark = SP - PL_stack_base; |
13689cfe | 2003 | volatile I32 retval = 0; |
4633a7c4 | 2004 | I32 oldscope; |
6224f72b | 2005 | int ret; |
533c011a | 2006 | OP* oldop = PL_op; |
db36c5a1 | 2007 | dJMPENV; |
84902520 | 2008 | |
4633a7c4 LW |
2009 | if (flags & G_DISCARD) { |
2010 | ENTER; | |
2011 | SAVETMPS; | |
2012 | } | |
2013 | ||
462e5cf6 | 2014 | SAVEOP(); |
533c011a NIS |
2015 | PL_op = (OP*)&myop; |
2016 | Zero(PL_op, 1, UNOP); | |
3280af22 NIS |
2017 | EXTEND(PL_stack_sp, 1); |
2018 | *++PL_stack_sp = sv; | |
2019 | oldscope = PL_scopestack_ix; | |
79072805 | 2020 | |
4633a7c4 LW |
2021 | if (!(flags & G_NOARGS)) |
2022 | myop.op_flags = OPf_STACKED; | |
79072805 | 2023 | myop.op_next = Nullop; |
6e72f9df | 2024 | myop.op_type = OP_ENTEREVAL; |
54310121 | 2025 | myop.op_flags |= ((flags & G_VOID) ? OPf_WANT_VOID : |
2026 | (flags & G_ARRAY) ? OPf_WANT_LIST : | |
2027 | OPf_WANT_SCALAR); | |
6e72f9df | 2028 | if (flags & G_KEEPERR) |
2029 | myop.op_flags |= OPf_SPECIAL; | |
4633a7c4 | 2030 | |
14dd3ad8 | 2031 | #ifdef PERL_FLEXIBLE_EXCEPTIONS |
312caa8e | 2032 | redo_body: |
14dd3ad8 | 2033 | CALLPROTECT(aTHX_ pcur_env, &ret, MEMBER_TO_FPTR(S_vcall_body), |
db36c5a1 | 2034 | (OP*)&myop, TRUE); |
14dd3ad8 GS |
2035 | #else |
2036 | JMPENV_PUSH(ret); | |
2037 | #endif | |
6224f72b GS |
2038 | switch (ret) { |
2039 | case 0: | |
14dd3ad8 GS |
2040 | #ifndef PERL_FLEXIBLE_EXCEPTIONS |
2041 | redo_body: | |
2042 | call_body((OP*)&myop,TRUE); | |
2043 | #endif | |
312caa8e CS |
2044 | retval = PL_stack_sp - (PL_stack_base + oldmark); |
2045 | if (!(flags & G_KEEPERR)) | |
2046 | sv_setpv(ERRSV,""); | |
4633a7c4 | 2047 | break; |
6224f72b | 2048 | case 1: |
f86702cc | 2049 | STATUS_ALL_FAILURE; |
4633a7c4 | 2050 | /* FALL THROUGH */ |
6224f72b | 2051 | case 2: |
4633a7c4 | 2052 | /* my_exit() was called */ |
3280af22 | 2053 | PL_curstash = PL_defstash; |
4633a7c4 | 2054 | FREETMPS; |
14dd3ad8 | 2055 | JMPENV_POP; |
cc3604b1 | 2056 | if (PL_statusvalue && !(PL_exit_flags & PERL_EXIT_EXPECTED)) |
cea2e8a9 | 2057 | Perl_croak(aTHX_ "Callback called exit"); |
f86702cc | 2058 | my_exit_jump(); |
4633a7c4 | 2059 | /* NOTREACHED */ |
6224f72b | 2060 | case 3: |
3280af22 | 2061 | if (PL_restartop) { |
533c011a | 2062 | PL_op = PL_restartop; |
3280af22 | 2063 | PL_restartop = 0; |
312caa8e | 2064 | goto redo_body; |
4633a7c4 | 2065 | } |
3280af22 | 2066 | PL_stack_sp = PL_stack_base + oldmark; |
4633a7c4 LW |
2067 | if (flags & G_ARRAY) |
2068 | retval = 0; | |
2069 | else { | |
2070 | retval = 1; | |
3280af22 | 2071 | *++PL_stack_sp = &PL_sv_undef; |
4633a7c4 | 2072 | } |
312caa8e | 2073 | break; |
4633a7c4 LW |
2074 | } |
2075 | ||
14dd3ad8 | 2076 | JMPENV_POP; |
4633a7c4 | 2077 | if (flags & G_DISCARD) { |
3280af22 | 2078 | PL_stack_sp = PL_stack_base + oldmark; |
4633a7c4 LW |
2079 | retval = 0; |
2080 | FREETMPS; | |
2081 | LEAVE; | |
2082 | } | |
533c011a | 2083 | PL_op = oldop; |
4633a7c4 LW |
2084 | return retval; |
2085 | } | |
2086 | ||
954c1994 GS |
2087 | /* |
2088 | =for apidoc p||eval_pv | |
2089 | ||
2090 | Tells Perl to C<eval> the given string and return an SV* result. | |
2091 | ||
2092 | =cut | |
2093 | */ | |
2094 | ||
137443ea | 2095 | SV* |
864dbfa3 | 2096 | Perl_eval_pv(pTHX_ const char *p, I32 croak_on_error) |
137443ea | 2097 | { |
2098 | dSP; | |
2099 | SV* sv = newSVpv(p, 0); | |
2100 | ||
864dbfa3 | 2101 | eval_sv(sv, G_SCALAR); |
137443ea | 2102 | SvREFCNT_dec(sv); |
2103 | ||
2104 | SPAGAIN; | |
2105 | sv = POPs; | |
2106 | PUTBACK; | |
2107 | ||
2d8e6c8d GS |
2108 | if (croak_on_error && SvTRUE(ERRSV)) { |
2109 | STRLEN n_a; | |
cea2e8a9 | 2110 | Perl_croak(aTHX_ SvPVx(ERRSV, n_a)); |
2d8e6c8d | 2111 | } |
137443ea | 2112 | |
2113 | return sv; | |
2114 | } | |
2115 | ||
4633a7c4 LW |
2116 | /* Require a module. */ |
2117 | ||
954c1994 | 2118 | /* |
ccfc67b7 JH |
2119 | =head1 Embedding Functions |
2120 | ||
954c1994 GS |
2121 | =for apidoc p||require_pv |
2122 | ||
7d3fb230 BS |
2123 | Tells Perl to C<require> the file named by the string argument. It is |
2124 | analogous to the Perl code C<eval "require '$file'">. It's even | |
2125 | implemented that way; consider using Perl_load_module instead. | |
954c1994 | 2126 | |
7d3fb230 | 2127 | =cut */ |
954c1994 | 2128 | |
4633a7c4 | 2129 | void |
864dbfa3 | 2130 | Perl_require_pv(pTHX_ const char *pv) |
4633a7c4 | 2131 | { |
d3acc0f7 JP |
2132 | SV* sv; |
2133 | dSP; | |
e788e7d3 | 2134 | PUSHSTACKi(PERLSI_REQUIRE); |
d3acc0f7 JP |
2135 | PUTBACK; |
2136 | sv = sv_newmortal(); | |
4633a7c4 LW |
2137 | sv_setpv(sv, "require '"); |
2138 | sv_catpv(sv, pv); | |
2139 | sv_catpv(sv, "'"); | |
864dbfa3 | 2140 | eval_sv(sv, G_DISCARD); |
d3acc0f7 JP |
2141 | SPAGAIN; |
2142 | POPSTACK; | |
79072805 LW |
2143 | } |
2144 | ||
79072805 | 2145 | void |
864dbfa3 | 2146 | Perl_magicname(pTHX_ char *sym, char *name, I32 namlen) |
79072805 LW |
2147 | { |
2148 | register GV *gv; | |
2149 | ||
155aba94 | 2150 | if ((gv = gv_fetchpv(sym,TRUE, SVt_PV))) |
14befaf4 | 2151 | sv_magic(GvSV(gv), (SV*)gv, PERL_MAGIC_sv, name, namlen); |
79072805 LW |
2152 | } |
2153 | ||
76e3520e | 2154 | STATIC void |
cea2e8a9 | 2155 | S_usage(pTHX_ char *name) /* XXX move this out into a module ? */ |
4633a7c4 | 2156 | { |
ab821d7f | 2157 | /* This message really ought to be max 23 lines. |
75c72d73 | 2158 | * Removed -h because the user already knows that option. Others? */ |
fb73857a | 2159 | |
76e3520e | 2160 | static char *usage_msg[] = { |
fb73857a | 2161 | "-0[octal] specify record separator (\\0, if no argument)", |
2162 | "-a autosplit mode with -n or -p (splits $_ into @F)", | |
46487f74 | 2163 | "-C enable native wide character system interfaces", |
1950ee41 | 2164 | "-c check syntax only (runs BEGIN and CHECK blocks)", |
aac3bd0d GS |
2165 | "-d[:debugger] run program under debugger", |
2166 | "-D[number/list] set debugging flags (argument is a bit mask or alphabets)", | |
2167 | "-e 'command' one line of program (several -e's allowed, omit programfile)", | |
2168 | "-F/pattern/ split() pattern for -a switch (//'s are optional)", | |
2169 | "-i[extension] edit <> files in place (makes backup if extension supplied)", | |
2170 | "-Idirectory specify @INC/#include directory (several -I's allowed)", | |
fb73857a | 2171 | "-l[octal] enable line ending processing, specifies line terminator", |
aac3bd0d GS |
2172 | "-[mM][-]module execute `use/no module...' before executing program", |
2173 | "-n assume 'while (<>) { ... }' loop around program", | |
2174 | "-p assume loop like -n but print line also, like sed", | |
2175 | "-P run program through C preprocessor before compilation", | |
2176 | "-s enable rudimentary parsing for switches after programfile", | |
2177 | "-S look for programfile using PATH environment variable", | |
2178 | "-T enable tainting checks", | |
2179 | "-u dump core after parsing program", | |
fb73857a | 2180 | "-U allow unsafe operations", |
aac3bd0d GS |
2181 | "-v print version, subversion (includes VERY IMPORTANT perl info)", |
2182 | "-V[:variable] print configuration summary (or a single Config.pm variable)", | |
2183 | "-w enable many useful warnings (RECOMMENDED)", | |
3c0facb2 GS |
2184 | "-W enable all warnings", |
2185 | "-X disable all warnings", | |
fb73857a | 2186 | "-x[directory] strip off text before #!perl line and perhaps cd to directory", |
2187 | "\n", | |
2188 | NULL | |
2189 | }; | |
76e3520e | 2190 | char **p = usage_msg; |
fb73857a | 2191 | |
b0e47665 GS |
2192 | PerlIO_printf(PerlIO_stdout(), |
2193 | "\nUsage: %s [switches] [--] [programfile] [arguments]", | |
2194 | name); | |
fb73857a | 2195 | while (*p) |
b0e47665 | 2196 | PerlIO_printf(PerlIO_stdout(), "\n %s", *p++); |
4633a7c4 LW |
2197 | } |
2198 | ||
79072805 LW |
2199 | /* This routine handles any switches that can be given during run */ |
2200 | ||
2201 | char * | |
864dbfa3 | 2202 | Perl_moreswitches(pTHX_ char *s) |
79072805 | 2203 | { |
ba210ebe | 2204 | STRLEN numlen; |
c07a80fd | 2205 | U32 rschar; |
79072805 LW |
2206 | |
2207 | switch (*s) { | |
2208 | case '0': | |
a863c7d1 | 2209 | { |
53305cf1 NC |
2210 | I32 flags = 0; |
2211 | numlen = 4; | |
2212 | rschar = (U32)grok_oct(s, &numlen, &flags, NULL); | |
8bfdd7d9 | 2213 | SvREFCNT_dec(PL_rs); |
c07a80fd | 2214 | if (rschar & ~((U8)~0)) |
8bfdd7d9 | 2215 | PL_rs = &PL_sv_undef; |
c07a80fd | 2216 | else if (!rschar && numlen >= 2) |
8bfdd7d9 | 2217 | PL_rs = newSVpvn("", 0); |
c07a80fd | 2218 | else { |
2219 | char ch = rschar; | |
8bfdd7d9 | 2220 | PL_rs = newSVpvn(&ch, 1); |
79072805 LW |
2221 | } |
2222 | return s + numlen; | |
a863c7d1 | 2223 | } |
46487f74 GS |
2224 | case 'C': |
2225 | PL_widesyscalls = TRUE; | |
2226 | s++; | |
2227 | return s; | |
2304df62 | 2228 | case 'F': |
3280af22 | 2229 | PL_minus_F = TRUE; |
ebce5377 RGS |
2230 | PL_splitstr = ++s; |
2231 | while (*s && !isSPACE(*s)) ++s; | |
2232 | *s = '\0'; | |
2233 | PL_splitstr = savepv(PL_splitstr); | |
2304df62 | 2234 | return s; |
79072805 | 2235 | case 'a': |
3280af22 | 2236 | PL_minus_a = TRUE; |
79072805 LW |
2237 | s++; |
2238 | return s; | |
2239 | case 'c': | |
3280af22 | 2240 | PL_minus_c = TRUE; |
79072805 LW |
2241 | s++; |
2242 | return s; | |
2243 | case 'd': | |
bbce6d69 | 2244 | forbid_setid("-d"); |
4633a7c4 | 2245 | s++; |
70c94a19 RR |
2246 | /* The following permits -d:Mod to accepts arguments following an = |
2247 | in the fashion that -MSome::Mod does. */ | |
2248 | if (*s == ':' || *s == '=') { | |
2249 | char *start; | |
2250 | SV *sv; | |
2251 | sv = newSVpv("use Devel::", 0); | |
2252 | start = ++s; | |
2253 | /* We now allow -d:Module=Foo,Bar */ | |
2254 | while(isALNUM(*s) || *s==':') ++s; | |
2255 | if (*s != '=') | |
2256 | sv_catpv(sv, start); | |
2257 | else { | |
2258 | sv_catpvn(sv, start, s-start); | |
2259 | sv_catpv(sv, " split(/,/,q{"); | |
2260 | sv_catpv(sv, ++s); | |
2261 | sv_catpv(sv, "})"); | |
2262 | } | |
4633a7c4 | 2263 | s += strlen(s); |
70c94a19 | 2264 | my_setenv("PERL5DB", SvPV(sv, PL_na)); |
4633a7c4 | 2265 | } |
ed094faf | 2266 | if (!PL_perldb) { |
3280af22 | 2267 | PL_perldb = PERLDB_ALL; |
a0d0e21e | 2268 | init_debugger(); |
ed094faf | 2269 | } |
79072805 LW |
2270 | return s; |
2271 | case 'D': | |
0453d815 | 2272 | { |
79072805 | 2273 | #ifdef DEBUGGING |
bbce6d69 | 2274 | forbid_setid("-D"); |
79072805 | 2275 | if (isALPHA(s[1])) { |
04932ac8 DM |
2276 | /* if adding extra options, remember to update DEBUG_MASK */ |
2277 | static char debopts[] = "psltocPmfrxuLHXDSTR"; | |
79072805 LW |
2278 | char *d; |
2279 | ||
93a17b20 | 2280 | for (s++; *s && (d = strchr(debopts,*s)); s++) |
3280af22 | 2281 | PL_debug |= 1 << (d - debopts); |
79072805 LW |
2282 | } |
2283 | else { | |
3280af22 | 2284 | PL_debug = atoi(s+1); |
79072805 LW |
2285 | for (s++; isDIGIT(*s); s++) ; |
2286 | } | |
aea4f609 | 2287 | PL_debug |= DEBUG_TOP_FLAG; |
79072805 | 2288 | #else |
0453d815 PM |
2289 | if (ckWARN_d(WARN_DEBUGGING)) |
2290 | Perl_warner(aTHX_ WARN_DEBUGGING, | |
2291 | "Recompile perl with -DDEBUGGING to use -D switch\n"); | |
a0d0e21e | 2292 | for (s++; isALNUM(*s); s++) ; |
79072805 LW |
2293 | #endif |
2294 | /*SUPPRESS 530*/ | |
2295 | return s; | |
0453d815 | 2296 | } |
4633a7c4 | 2297 | case 'h': |
ac27b0f5 | 2298 | usage(PL_origargv[0]); |
6ad3d225 | 2299 | PerlProc_exit(0); |
79072805 | 2300 | case 'i': |
3280af22 NIS |
2301 | if (PL_inplace) |
2302 | Safefree(PL_inplace); | |
2303 | PL_inplace = savepv(s+1); | |
79072805 | 2304 | /*SUPPRESS 530*/ |
3280af22 | 2305 | for (s = PL_inplace; *s && !isSPACE(*s); s++) ; |
7b8d334a | 2306 | if (*s) { |
fb73857a | 2307 | *s++ = '\0'; |
7b8d334a GS |
2308 | if (*s == '-') /* Additional switches on #! line. */ |
2309 | s++; | |
2310 | } | |
fb73857a | 2311 | return s; |
4e49a025 | 2312 | case 'I': /* -I handled both here and in parse_body() */ |
bbce6d69 | 2313 | forbid_setid("-I"); |
fb73857a | 2314 | ++s; |
2315 | while (*s && isSPACE(*s)) | |
2316 | ++s; | |
2317 | if (*s) { | |
774d564b | 2318 | char *e, *p; |
0df16ed7 GS |
2319 | p = s; |
2320 | /* ignore trailing spaces (possibly followed by other switches) */ | |
2321 | do { | |
2322 | for (e = p; *e && !isSPACE(*e); e++) ; | |
2323 | p = e; | |
2324 | while (isSPACE(*p)) | |
2325 | p++; | |
2326 | } while (*p && *p != '-'); | |
2327 | e = savepvn(s, e-s); | |
9c8a64f0 | 2328 | incpush(e, TRUE, TRUE); |
0df16ed7 GS |
2329 | Safefree(e); |
2330 | s = p; | |
2331 | if (*s == '-') | |
2332 | s++; | |
79072805 LW |
2333 | } |
2334 | else | |
a67e862a | 2335 | Perl_croak(aTHX_ "No directory specified for -I"); |
fb73857a | 2336 | return s; |
79072805 | 2337 | case 'l': |
3280af22 | 2338 | PL_minus_l = TRUE; |
79072805 | 2339 | s++; |
7889fe52 NIS |
2340 | if (PL_ors_sv) { |
2341 | SvREFCNT_dec(PL_ors_sv); | |
2342 | PL_ors_sv = Nullsv; | |
2343 | } | |
79072805 | 2344 | if (isDIGIT(*s)) { |
53305cf1 | 2345 | I32 flags = 0; |
7889fe52 | 2346 | PL_ors_sv = newSVpvn("\n",1); |
53305cf1 NC |
2347 | numlen = 3 + (*s == '0'); |
2348 | *SvPVX(PL_ors_sv) = (char)grok_oct(s, &numlen, &flags, NULL); | |
79072805 LW |
2349 | s += numlen; |
2350 | } | |
2351 | else { | |
8bfdd7d9 | 2352 | if (RsPARA(PL_rs)) { |
7889fe52 NIS |
2353 | PL_ors_sv = newSVpvn("\n\n",2); |
2354 | } | |
2355 | else { | |
8bfdd7d9 | 2356 | PL_ors_sv = newSVsv(PL_rs); |
c07a80fd | 2357 | } |
79072805 LW |
2358 | } |
2359 | return s; | |
1a30305b | 2360 | case 'M': |
bbce6d69 | 2361 | forbid_setid("-M"); /* XXX ? */ |
1a30305b | 2362 | /* FALL THROUGH */ |
2363 | case 'm': | |
bbce6d69 | 2364 | forbid_setid("-m"); /* XXX ? */ |
1a30305b | 2365 | if (*++s) { |
a5f75d66 | 2366 | char *start; |
11343788 | 2367 | SV *sv; |
a5f75d66 AD |
2368 | char *use = "use "; |
2369 | /* -M-foo == 'no foo' */ | |
2370 | if (*s == '-') { use = "no "; ++s; } | |
11343788 | 2371 | sv = newSVpv(use,0); |
a5f75d66 | 2372 | start = s; |
1a30305b | 2373 | /* We allow -M'Module qw(Foo Bar)' */ |
c07a80fd | 2374 | while(isALNUM(*s) || *s==':') ++s; |
2375 | if (*s != '=') { | |
11343788 | 2376 | sv_catpv(sv, start); |
c07a80fd | 2377 | if (*(start-1) == 'm') { |
2378 | if (*s != '\0') | |
cea2e8a9 | 2379 | Perl_croak(aTHX_ "Can't use '%c' after -mname", *s); |
11343788 | 2380 | sv_catpv( sv, " ()"); |
c07a80fd | 2381 | } |
2382 | } else { | |
6df41af2 | 2383 | if (s == start) |
be98fb35 GS |
2384 | Perl_croak(aTHX_ "Module name required with -%c option", |
2385 | s[-1]); | |
11343788 MB |
2386 | sv_catpvn(sv, start, s-start); |
2387 | sv_catpv(sv, " split(/,/,q{"); | |
2388 | sv_catpv(sv, ++s); | |
2389 | sv_catpv(sv, "})"); | |
c07a80fd | 2390 | } |
1a30305b | 2391 | s += strlen(s); |
5c831c24 | 2392 | if (!PL_preambleav) |
3280af22 NIS |
2393 | PL_preambleav = newAV(); |
2394 | av_push(PL_preambleav, sv); | |
1a30305b | 2395 | } |
2396 | else | |
cea2e8a9 | 2397 | Perl_croak(aTHX_ "No space allowed after -%c", *(s-1)); |
1a30305b | 2398 | return s; |
79072805 | 2399 | case 'n': |
3280af22 | 2400 | PL_minus_n = TRUE; |
79072805 LW |
2401 | s++; |
2402 | return s; | |
2403 | case 'p': | |
3280af22 | 2404 | PL_minus_p = TRUE; |
79072805 LW |
2405 | s++; |
2406 | return s; | |
2407 | case 's': | |
bbce6d69 | 2408 | forbid_setid("-s"); |
3280af22 | 2409 | PL_doswitches = TRUE; |
79072805 LW |
2410 | s++; |
2411 | return s; | |
6537fe72 MS |
2412 | case 't': |
2413 | if (!PL_tainting) | |
2414 | Perl_croak(aTHX_ "Too late for \"-t\" option"); | |
2415 | s++; | |
2416 | return s; | |
463ee0b2 | 2417 | case 'T': |
3280af22 | 2418 | if (!PL_tainting) |
cea2e8a9 | 2419 | Perl_croak(aTHX_ "Too late for \"-T\" option"); |
463ee0b2 LW |
2420 | s++; |
2421 | return s; | |
79072805 | 2422 | case 'u': |
bf4acbe4 GS |
2423 | #ifdef MACOS_TRADITIONAL |
2424 | Perl_croak(aTHX_ "Believe me, you don't want to use \"-u\" on a Macintosh"); | |
2425 | #endif | |
3280af22 | 2426 | PL_do_undump = TRUE; |
79072805 LW |
2427 | s++; |
2428 | return s; | |
2429 | case 'U': | |
3280af22 | 2430 | PL_unsafe = TRUE; |
79072805 LW |
2431 | s++; |
2432 | return s; | |
2433 | case 'v': | |
8e9464f1 | 2434 | #if !defined(DGUX) |
b0e47665 | 2435 | PerlIO_printf(PerlIO_stdout(), |
d2560b70 | 2436 | Perl_form(aTHX_ "\nThis is perl, v%"VDf" built for %s", |
b0e47665 | 2437 | PL_patchlevel, ARCHNAME)); |
8e9464f1 JH |
2438 | #else /* DGUX */ |
2439 | /* Adjust verbose output as in the perl that ships with the DG/UX OS from EMC */ | |
2440 | PerlIO_printf(PerlIO_stdout(), | |
2441 | Perl_form(aTHX_ "\nThis is perl, version %vd\n", PL_patchlevel)); | |
2442 | PerlIO_printf(PerlIO_stdout(), | |
2443 | Perl_form(aTHX_ " built under %s at %s %s\n", | |
2444 | OSNAME, __DATE__, __TIME__)); | |
2445 | PerlIO_printf(PerlIO_stdout(), | |
2446 | Perl_form(aTHX_ " OS Specific Release: %s\n", | |
40a39f85 | 2447 | OSVERS)); |
8e9464f1 JH |
2448 | #endif /* !DGUX */ |
2449 | ||
fb73857a | 2450 | #if defined(LOCAL_PATCH_COUNT) |
2451 | if (LOCAL_PATCH_COUNT > 0) | |
b0e47665 GS |
2452 | PerlIO_printf(PerlIO_stdout(), |
2453 | "\n(with %d registered patch%s, " | |
2454 | "see perl -V for more detail)", | |
2455 | (int)LOCAL_PATCH_COUNT, | |
2456 | (LOCAL_PATCH_COUNT!=1) ? "es" : ""); | |
a5f75d66 | 2457 | #endif |
1a30305b | 2458 | |
b0e47665 | 2459 | PerlIO_printf(PerlIO_stdout(), |
bc89e66f | 2460 | "\n\nCopyright 1987-2001, Larry Wall\n"); |
eae9c151 JH |
2461 | #ifdef MACOS_TRADITIONAL |
2462 | PerlIO_printf(PerlIO_stdout(), | |
03765510 JH |
2463 | "\nMac OS port Copyright 1991-2001, Matthias Neeracher;\n" |
2464 | "maintained by Chris Nandor\n"); | |
eae9c151 | 2465 | #endif |
79072805 | 2466 | #ifdef MSDOS |
b0e47665 GS |
2467 | PerlIO_printf(PerlIO_stdout(), |
2468 | "\nMS-DOS port Copyright (c) 1989, 1990, Diomidis Spinellis\n"); | |
55497cff | 2469 | #endif |
2470 | #ifdef DJGPP | |
b0e47665 GS |
2471 | PerlIO_printf(PerlIO_stdout(), |
2472 | "djgpp v2 port (jpl5003c) by Hirofumi Watanabe, 1996\n" | |
2473 | "djgpp v2 port (perl5004+) by Laszlo Molnar, 1997-1999\n"); | |
4633a7c4 | 2474 | #endif |
79072805 | 2475 | #ifdef OS2 |
b0e47665 GS |
2476 | PerlIO_printf(PerlIO_stdout(), |
2477 | "\n\nOS/2 port Copyright (c) 1990, 1991, Raymond Chen, Kai Uwe Rommel\n" | |
2478 | "Version 5 port Copyright (c) 1994-1999, Andreas Kaiser, Ilya Zakharevich\n"); | |
79072805 | 2479 | #endif |
79072805 | 2480 | #ifdef atarist |
b0e47665 GS |
2481 | PerlIO_printf(PerlIO_stdout(), |
2482 | "atariST series port, ++jrb bammi@cadence.com\n"); | |
79072805 | 2483 | #endif |
a3f9223b | 2484 | #ifdef __BEOS__ |
b0e47665 GS |
2485 | PerlIO_printf(PerlIO_stdout(), |
2486 | "BeOS port Copyright Tom Spindler, 1997-1999\n"); | |
a3f9223b | 2487 | #endif |
1d84e8df | 2488 | #ifdef MPE |
b0e47665 | 2489 | PerlIO_printf(PerlIO_stdout(), |
dc22e1c4 | 2490 | "MPE/iX port Copyright by Mark Klein and Mark Bixby, 1996-2001\n"); |
1d84e8df | 2491 | #endif |
9d116dd7 | 2492 | #ifdef OEMVS |
b0e47665 GS |
2493 | PerlIO_printf(PerlIO_stdout(), |
2494 | "MVS (OS390) port by Mortice Kern Systems, 1997-1999\n"); | |
9d116dd7 | 2495 | #endif |
495c5fdc | 2496 | #ifdef __VOS__ |
b0e47665 GS |
2497 | PerlIO_printf(PerlIO_stdout(), |
2498 | "Stratus VOS port by Paul_Green@stratus.com, 1997-1999\n"); | |
495c5fdc | 2499 | #endif |
092bebab | 2500 | #ifdef __OPEN_VM |
b0e47665 GS |
2501 | PerlIO_printf(PerlIO_stdout(), |
2502 | "VM/ESA port by Neale Ferguson, 1998-1999\n"); | |
092bebab | 2503 | #endif |
a1a0e61e | 2504 | #ifdef POSIX_BC |
b0e47665 GS |
2505 | PerlIO_printf(PerlIO_stdout(), |
2506 | "BS2000 (POSIX) port by Start Amadeus GmbH, 1998-1999\n"); | |
a1a0e61e | 2507 | #endif |
61ae2fbf | 2508 | #ifdef __MINT__ |
b0e47665 GS |
2509 | PerlIO_printf(PerlIO_stdout(), |
2510 | "MiNT port by Guido Flohr, 1997-1999\n"); | |
61ae2fbf | 2511 | #endif |
f83d2536 | 2512 | #ifdef EPOC |
b0e47665 GS |
2513 | PerlIO_printf(PerlIO_stdout(), |
2514 | "EPOC port by Olaf Flebbe, 1999-2000\n"); | |
f83d2536 | 2515 | #endif |
e1caacb4 JH |
2516 | #ifdef UNDER_CE |
2517 | printf("WINCE port by Rainer Keuchel, 2001\n"); | |
2518 | printf("Built on " __DATE__ " " __TIME__ "\n\n"); | |
2519 | wce_hitreturn(); | |
2520 | #endif | |
baed7233 DL |
2521 | #ifdef BINARY_BUILD_NOTICE |
2522 | BINARY_BUILD_NOTICE; | |
2523 | #endif | |
b0e47665 GS |
2524 | PerlIO_printf(PerlIO_stdout(), |
2525 | "\n\ | |
79072805 | 2526 | Perl may be copied only under the terms of either the Artistic License or the\n\ |
3d6f292d | 2527 | GNU General Public License, which may be found in the Perl 5 source kit.\n\n\ |
95103687 GS |
2528 | Complete documentation for Perl, including FAQ lists, should be found on\n\ |
2529 | this system using `man perl' or `perldoc perl'. If you have access to the\n\ | |
2530 | Internet, point your browser at http://www.perl.com/, the Perl Home Page.\n\n"); | |
6ad3d225 | 2531 | PerlProc_exit(0); |
79072805 | 2532 | case 'w': |
599cee73 | 2533 | if (! (PL_dowarn & G_WARN_ALL_MASK)) |
ac27b0f5 | 2534 | PL_dowarn |= G_WARN_ON; |
599cee73 PM |
2535 | s++; |
2536 | return s; | |
2537 | case 'W': | |
ac27b0f5 | 2538 | PL_dowarn = G_WARN_ALL_ON|G_WARN_ON; |
317ea90d MS |
2539 | if (!specialWARN(PL_compiling.cop_warnings)) |
2540 | SvREFCNT_dec(PL_compiling.cop_warnings); | |
d3a7d8c7 | 2541 | PL_compiling.cop_warnings = pWARN_ALL ; |
599cee73 PM |
2542 | s++; |
2543 | return s; | |
2544 | case 'X': | |
ac27b0f5 | 2545 | PL_dowarn = G_WARN_ALL_OFF; |
317ea90d MS |
2546 | if (!specialWARN(PL_compiling.cop_warnings)) |
2547 | SvREFCNT_dec(PL_compiling.cop_warnings); | |
d3a7d8c7 | 2548 | PL_compiling.cop_warnings = pWARN_NONE ; |
79072805 LW |
2549 | s++; |
2550 | return s; | |
a0d0e21e | 2551 | case '*': |
79072805 LW |
2552 | case ' ': |
2553 | if (s[1] == '-') /* Additional switches on #! line. */ | |
2554 | return s+2; | |
2555 | break; | |
a0d0e21e | 2556 | case '-': |
79072805 | 2557 | case 0: |
51882d45 | 2558 | #if defined(WIN32) || !defined(PERL_STRICT_CR) |
a868473f NIS |
2559 | case '\r': |
2560 | #endif | |
79072805 LW |
2561 | case '\n': |
2562 | case '\t': | |
2563 | break; | |
aa689395 | 2564 | #ifdef ALTERNATE_SHEBANG |
2565 | case 'S': /* OS/2 needs -S on "extproc" line. */ | |
2566 | break; | |
2567 | #endif | |
a0d0e21e | 2568 | case 'P': |
3280af22 | 2569 | if (PL_preprocess) |
a0d0e21e LW |
2570 | return s+1; |
2571 | /* FALL THROUGH */ | |
79072805 | 2572 | default: |
cea2e8a9 | 2573 | Perl_croak(aTHX_ "Can't emulate -%.1s on #! line",s); |
79072805 LW |
2574 | } |
2575 | return Nullch; | |
2576 | } | |
2577 | ||
2578 | /* compliments of Tom Christiansen */ | |
2579 | ||
2580 | /* unexec() can be found in the Gnu emacs distribution */ | |
ee580363 | 2581 | /* Known to work with -DUNEXEC and using unexelf.c from GNU emacs-20.2 */ |
79072805 LW |
2582 | |
2583 | void | |
864dbfa3 | 2584 | Perl_my_unexec(pTHX) |
79072805 LW |
2585 | { |
2586 | #ifdef UNEXEC | |
46fc3d4c | 2587 | SV* prog; |
2588 | SV* file; | |
ee580363 | 2589 | int status = 1; |
79072805 LW |
2590 | extern int etext; |
2591 | ||
ee580363 | 2592 | prog = newSVpv(BIN_EXP, 0); |
46fc3d4c | 2593 | sv_catpv(prog, "/perl"); |
6b88bc9c | 2594 | file = newSVpv(PL_origfilename, 0); |
46fc3d4c | 2595 | sv_catpv(file, ".perldump"); |
79072805 | 2596 | |
ee580363 GS |
2597 | unexec(SvPVX(file), SvPVX(prog), &etext, sbrk(0), 0); |
2598 | /* unexec prints msg to stderr in case of failure */ | |
6ad3d225 | 2599 | PerlProc_exit(status); |
79072805 | 2600 | #else |
a5f75d66 AD |
2601 | # ifdef VMS |
2602 | # include <lib$routines.h> | |
2603 | lib$signal(SS$_DEBUG); /* ssdef.h #included from vmsish.h */ | |
aa689395 | 2604 | # else |
79072805 | 2605 | ABORT(); /* for use with undump */ |
aa689395 | 2606 | # endif |
a5f75d66 | 2607 | #endif |
79072805 LW |
2608 | } |
2609 | ||
cb68f92d GS |
2610 | /* initialize curinterp */ |
2611 | STATIC void | |
cea2e8a9 | 2612 | S_init_interp(pTHX) |
cb68f92d GS |
2613 | { |
2614 | ||
acfe0abc GS |
2615 | #ifdef MULTIPLICITY |
2616 | # define PERLVAR(var,type) | |
2617 | # define PERLVARA(var,n,type) | |
2618 | # if defined(PERL_IMPLICIT_CONTEXT) | |
2619 | # if defined(USE_5005THREADS) | |
2620 | # define PERLVARI(var,type,init) PERL_GET_INTERP->var = init; | |
c5be433b | 2621 | # define PERLVARIC(var,type,init) PERL_GET_INTERP->var = init; |
acfe0abc GS |
2622 | # else /* !USE_5005THREADS */ |
2623 | # define PERLVARI(var,type,init) aTHX->var = init; | |
2624 | # define PERLVARIC(var,type,init) aTHX->var = init; | |
2625 | # endif /* USE_5005THREADS */ | |
3967c732 | 2626 | # else |
acfe0abc GS |
2627 | # define PERLVARI(var,type,init) PERL_GET_INTERP->var = init; |
2628 | # define PERLVARIC(var,type,init) PERL_GET_INTERP->var = init; | |
066ef5b5 | 2629 | # endif |
acfe0abc GS |
2630 | # include "intrpvar.h" |
2631 | # ifndef USE_5005THREADS | |
2632 | # include "thrdvar.h" | |
2633 | # endif | |
2634 | # undef PERLVAR | |
2635 | # undef PERLVARA | |
2636 | # undef PERLVARI | |
2637 | # undef PERLVARIC | |
2638 | #else | |
2639 | # define PERLVAR(var,type) | |
2640 | # define PERLVARA(var,n,type) | |
2641 | # define PERLVARI(var,type,init) PL_##var = init; | |
2642 | # define PERLVARIC(var,type,init) PL_##var = init; | |
2643 | # include "intrpvar.h" | |
2644 | # ifndef USE_5005THREADS | |
2645 | # include "thrdvar.h" | |
2646 | # endif | |
2647 | # undef PERLVAR | |
2648 | # undef PERLVARA | |
2649 | # undef PERLVARI | |
2650 | # undef PERLVARIC | |
cb68f92d GS |
2651 | #endif |
2652 | ||
cb68f92d GS |
2653 | } |
2654 | ||
76e3520e | 2655 | STATIC void |
cea2e8a9 | 2656 | S_init_main_stash(pTHX) |
79072805 | 2657 | { |
463ee0b2 | 2658 | GV *gv; |
6e72f9df | 2659 | |
3d47000e | 2660 | |
ac27b0f5 | 2661 | |
3280af22 | 2662 | PL_curstash = PL_defstash = newHV(); |
79cb57f6 | 2663 | PL_curstname = newSVpvn("main",4); |
adbc6bb1 LW |
2664 | gv = gv_fetchpv("main::",TRUE, SVt_PVHV); |
2665 | SvREFCNT_dec(GvHV(gv)); | |
3280af22 | 2666 | GvHV(gv) = (HV*)SvREFCNT_inc(PL_defstash); |
463ee0b2 | 2667 | SvREADONLY_on(gv); |
3280af22 NIS |
2668 | HvNAME(PL_defstash) = savepv("main"); |
2669 | PL_incgv = gv_HVadd(gv_AVadd(gv_fetchpv("INC",TRUE, SVt_PVAV))); | |
2670 | GvMULTI_on(PL_incgv); | |
2671 | PL_hintgv = gv_fetchpv("\010",TRUE, SVt_PV); /* ^H */ | |
2672 | GvMULTI_on(PL_hintgv); | |
2673 | PL_defgv = gv_fetchpv("_",TRUE, SVt_PVAV); | |
2674 | PL_errgv = gv_HVadd(gv_fetchpv("@", TRUE, SVt_PV)); | |
2675 | GvMULTI_on(PL_errgv); | |
2676 | PL_replgv = gv_fetchpv("\022", TRUE, SVt_PV); /* ^R */ | |
2677 | GvMULTI_on(PL_replgv); | |
cea2e8a9 | 2678 | (void)Perl_form(aTHX_ "%240s",""); /* Preallocate temp - for immediate signals. */ |
38a03e6e MB |
2679 | sv_grow(ERRSV, 240); /* Preallocate - for immediate signals. */ |
2680 | sv_setpvn(ERRSV, "", 0); | |
3280af22 | 2681 | PL_curstash = PL_defstash; |
11faa288 | 2682 | CopSTASH_set(&PL_compiling, PL_defstash); |
ed094faf | 2683 | PL_debstash = GvHV(gv_fetchpv("DB::", GV_ADDMULTI, SVt_PVHV)); |
3280af22 | 2684 | PL_globalstash = GvHV(gv_fetchpv("CORE::GLOBAL::", GV_ADDMULTI, SVt_PVHV)); |
92d29cee | 2685 | PL_nullstash = GvHV(gv_fetchpv("<none>::", GV_ADDMULTI, SVt_PVHV)); |
4633a7c4 | 2686 | /* We must init $/ before switches are processed. */ |
864dbfa3 | 2687 | sv_setpvn(get_sv("/", TRUE), "\n", 1); |
79072805 LW |
2688 | } |
2689 | ||
76e3520e | 2690 | STATIC void |
cea2e8a9 | 2691 | S_open_script(pTHX_ char *scriptname, bool dosearch, SV *sv, int *fdscript) |
79072805 | 2692 | { |
1b24ed4b MS |
2693 | char *quote; |
2694 | char *code; | |
2695 | char *cpp_discard_flag; | |
2696 | char *perl; | |
2697 | ||
6c4ab083 | 2698 | *fdscript = -1; |
79072805 | 2699 | |
3280af22 NIS |
2700 | if (PL_e_script) { |
2701 | PL_origfilename = savepv("-e"); | |
96436eeb | 2702 | } |
6c4ab083 GS |
2703 | else { |
2704 | /* if find_script() returns, it returns a malloc()-ed value */ | |
3280af22 | 2705 | PL_origfilename = scriptname = find_script(scriptname, dosearch, NULL, 1); |
6c4ab083 GS |
2706 | |
2707 | if (strnEQ(scriptname, "/dev/fd/", 8) && isDIGIT(scriptname[8]) ) { | |
2708 | char *s = scriptname + 8; | |
2709 | *fdscript = atoi(s); | |
2710 | while (isDIGIT(*s)) | |
2711 | s++; | |
2712 | if (*s) { | |
2713 | scriptname = savepv(s + 1); | |
3280af22 NIS |
2714 | Safefree(PL_origfilename); |
2715 | PL_origfilename = scriptname; | |
6c4ab083 GS |
2716 | } |
2717 | } | |
2718 | } | |
2719 | ||
1b24ed4b MS |
2720 | # ifdef USE_ITHREADS |
2721 | Safefree(CopFILE(PL_curcop)); | |
2722 | # else | |
2723 | SvREFCNT_dec(CopFILEGV(PL_curcop)); | |
2724 | # endif | |
57843af0 | 2725 | CopFILE_set(PL_curcop, PL_origfilename); |
3280af22 | 2726 | if (strEQ(PL_origfilename,"-")) |
79072805 | 2727 | scriptname = ""; |
01f988be | 2728 | if (*fdscript >= 0) { |
3280af22 | 2729 | PL_rsfp = PerlIO_fdopen(*fdscript,PERL_SCRIPT_MODE); |
1b24ed4b MS |
2730 | # if defined(HAS_FCNTL) && defined(F_SETFD) |
2731 | if (PL_rsfp) | |
2732 | /* ensure close-on-exec */ | |
2733 | fcntl(PerlIO_fileno(PL_rsfp),F_SETFD,1); | |
2734 | # endif | |
96436eeb | 2735 | } |
3280af22 | 2736 | else if (PL_preprocess) { |
46fc3d4c | 2737 | char *cpp_cfg = CPPSTDIN; |
79cb57f6 | 2738 | SV *cpp = newSVpvn("",0); |
46fc3d4c | 2739 | SV *cmd = NEWSV(0,0); |
2740 | ||
2741 | if (strEQ(cpp_cfg, "cppstdin")) | |
cea2e8a9 | 2742 | Perl_sv_catpvf(aTHX_ cpp, "%s/", BIN_EXP); |
46fc3d4c | 2743 | sv_catpv(cpp, cpp_cfg); |
79072805 | 2744 | |
1b24ed4b MS |
2745 | # ifndef VMS |
2746 | sv_catpvn(sv, "-I", 2); | |
2747 | sv_catpv(sv,PRIVLIB_EXP); | |
2748 | # endif | |
46fc3d4c | 2749 | |
14953ddc MB |
2750 | DEBUG_P(PerlIO_printf(Perl_debug_log, |
2751 | "PL_preprocess: scriptname=\"%s\", cpp=\"%s\", sv=\"%s\", CPPMINUS=\"%s\"\n", | |
2752 | scriptname, SvPVX (cpp), SvPVX (sv), CPPMINUS)); | |
1b24ed4b MS |
2753 | |
2754 | # if defined(MSDOS) || defined(WIN32) || defined(VMS) | |
2755 | quote = "\""; | |
2756 | # else | |
2757 | quote = "'"; | |
2758 | # endif | |
2759 | ||
2760 | # ifdef VMS | |
2761 | cpp_discard_flag = ""; | |
2762 | # else | |
2763 | cpp_discard_flag = "-C"; | |
2764 | # endif | |
2765 | ||
2766 | # ifdef OS2 | |
2767 | perl = os2_execname(aTHX); | |
2768 | # else | |
2769 | perl = PL_origargv[0]; | |
2770 | # endif | |
2771 | ||
2772 | ||
2773 | /* This strips off Perl comments which might interfere with | |
2774 | the C pre-processor, including #!. #line directives are | |
2775 | deliberately stripped to avoid confusion with Perl's version | |
2776 | of #line. FWP played some golf with it so it will fit | |
2777 | into VMS's 255 character buffer. | |
2778 | */ | |
2779 | if( PL_doextract ) | |
2780 | code = "(1../^#!.*perl/i)|/^\\s*#(?!\\s*((ifn?|un)def|(el|end)?if|define|include|else|error|pragma)\\b)/||!($|=1)||print"; | |
2781 | else | |
2782 | code = "/^\\s*#(?!\\s*((ifn?|un)def|(el|end)?if|define|include|else|error|pragma)\\b)/||!($|=1)||print"; | |
2783 | ||
2784 | Perl_sv_setpvf(aTHX_ cmd, "\ | |
2785 | %s -ne%s%s%s %s | %"SVf" %s %"SVf" %s", | |
2786 | perl, quote, code, quote, scriptname, cpp, | |
2787 | cpp_discard_flag, sv, CPPMINUS); | |
2788 | ||
3280af22 | 2789 | PL_doextract = FALSE; |
1b24ed4b MS |
2790 | # ifdef IAMSUID /* actually, this is caught earlier */ |
2791 | if (PL_euid != PL_uid && !PL_euid) { /* if running suidperl */ | |
2792 | # ifdef HAS_SETEUID | |
2793 | (void)seteuid(PL_uid); /* musn't stay setuid root */ | |
2794 | # else | |
2795 | # ifdef HAS_SETREUID | |
2796 | (void)setreuid((Uid_t)-1, PL_uid); | |
2797 | # else | |
2798 | # ifdef HAS_SETRESUID | |
2799 | (void)setresuid((Uid_t)-1, PL_uid, (Uid_t)-1); | |
2800 | # else | |
2801 | PerlProc_setuid(PL_uid); | |
2802 | # endif | |
2803 | # endif | |
2804 | # endif | |
b28d0864 | 2805 | if (PerlProc_geteuid() != PL_uid) |
cea2e8a9 | 2806 | Perl_croak(aTHX_ "Can't do seteuid!\n"); |
79072805 | 2807 | } |
1b24ed4b | 2808 | # endif /* IAMSUID */ |
0a6c758d | 2809 | |
1b24ed4b MS |
2810 | DEBUG_P(PerlIO_printf(Perl_debug_log, |
2811 | "PL_preprocess: cmd=\"%s\"\n", | |
0a6c758d MS |
2812 | SvPVX(cmd))); |
2813 | ||
3280af22 | 2814 | PL_rsfp = PerlProc_popen(SvPVX(cmd), "r"); |
46fc3d4c | 2815 | SvREFCNT_dec(cmd); |
2816 | SvREFCNT_dec(cpp); | |
79072805 LW |
2817 | } |
2818 | else if (!*scriptname) { | |
bbce6d69 | 2819 | forbid_setid("program input from stdin"); |
3280af22 | 2820 | PL_rsfp = PerlIO_stdin(); |
79072805 | 2821 | } |
96436eeb | 2822 | else { |
3280af22 | 2823 | PL_rsfp = PerlIO_open(scriptname,PERL_SCRIPT_MODE); |
1b24ed4b MS |
2824 | # if defined(HAS_FCNTL) && defined(F_SETFD) |
2825 | if (PL_rsfp) | |
2826 | /* ensure close-on-exec */ | |
2827 | fcntl(PerlIO_fileno(PL_rsfp),F_SETFD,1); | |
2828 | # endif | |
96436eeb | 2829 | } |
3280af22 | 2830 | if (!PL_rsfp) { |
1b24ed4b MS |
2831 | # ifdef DOSUID |
2832 | # ifndef IAMSUID /* in case script is not readable before setuid */ | |
2833 | if (PL_euid && | |
2834 | PerlLIO_stat(CopFILE(PL_curcop),&PL_statbuf) >= 0 && | |
2835 | PL_statbuf.st_mode & (S_ISUID|S_ISGID)) | |
2836 | { | |
2837 | /* try again */ | |
2838 | PerlProc_execv(Perl_form(aTHX_ "%s/sperl"PERL_FS_VER_FMT, | |
2839 | BIN_EXP, (int)PERL_REVISION, | |
2840 | (int)PERL_VERSION, | |
2841 | (int)PERL_SUBVERSION), PL_origargv); | |
2842 | Perl_croak(aTHX_ "Can't do setuid\n"); | |
2843 | } | |
2844 | # endif | |
2845 | # endif | |
2846 | # ifdef IAMSUID | |
2847 | errno = EPERM; | |
2848 | Perl_croak(aTHX_ "Can't open perl script: %s\n", | |
2849 | Strerror(errno)); | |
2850 | # else | |
2851 | Perl_croak(aTHX_ "Can't open perl script \"%s\": %s\n", | |
2852 | CopFILE(PL_curcop), Strerror(errno)); | |
2853 | # endif | |
13281fa4 | 2854 | } |
79072805 | 2855 | } |
8d063cd8 | 2856 | |
7b89560d JH |
2857 | /* Mention |
2858 | * I_SYSSTATVFS HAS_FSTATVFS | |
2859 | * I_SYSMOUNT | |
c890dc6c | 2860 | * I_STATFS HAS_FSTATFS HAS_GETFSSTAT |
7b89560d JH |
2861 | * I_MNTENT HAS_GETMNTENT HAS_HASMNTOPT |
2862 | * here so that metaconfig picks them up. */ | |
2863 | ||
104d25b7 | 2864 | #ifdef IAMSUID |
864dbfa3 | 2865 | STATIC int |
e688b231 | 2866 | S_fd_on_nosuid_fs(pTHX_ int fd) |
104d25b7 | 2867 | { |
0545a864 JH |
2868 | int check_okay = 0; /* able to do all the required sys/libcalls */ |
2869 | int on_nosuid = 0; /* the fd is on a nosuid fs */ | |
104d25b7 | 2870 | /* |
ad27e871 | 2871 | * Preferred order: fstatvfs(), fstatfs(), ustat()+getmnt(), getmntent(). |
e688b231 | 2872 | * fstatvfs() is UNIX98. |
0545a864 | 2873 | * fstatfs() is 4.3 BSD. |
ad27e871 | 2874 | * ustat()+getmnt() is pre-4.3 BSD. |
0545a864 JH |
2875 | * getmntent() is O(number-of-mounted-filesystems) and can hang on |
2876 | * an irrelevant filesystem while trying to reach the right one. | |
104d25b7 JH |
2877 | */ |
2878 | ||
6439433f JH |
2879 | #undef FD_ON_NOSUID_CHECK_OKAY /* found the syscalls to do the check? */ |
2880 | ||
2881 | # if !defined(FD_ON_NOSUID_CHECK_OKAY) && \ | |
2882 | defined(HAS_FSTATVFS) | |
2883 | # define FD_ON_NOSUID_CHECK_OKAY | |
104d25b7 | 2884 | struct statvfs stfs; |
6439433f | 2885 | |
104d25b7 JH |
2886 | check_okay = fstatvfs(fd, &stfs) == 0; |
2887 | on_nosuid = check_okay && (stfs.f_flag & ST_NOSUID); | |
6439433f | 2888 | # endif /* fstatvfs */ |
ac27b0f5 | 2889 | |
6439433f JH |
2890 | # if !defined(FD_ON_NOSUID_CHECK_OKAY) && \ |
2891 | defined(PERL_MOUNT_NOSUID) && \ | |
2892 | defined(HAS_FSTATFS) && \ | |
2893 | defined(HAS_STRUCT_STATFS) && \ | |
2894 | defined(HAS_STRUCT_STATFS_F_FLAGS) | |
2895 | # define FD_ON_NOSUID_CHECK_OKAY | |
e688b231 | 2896 | struct statfs stfs; |
6439433f | 2897 | |
104d25b7 | 2898 | check_okay = fstatfs(fd, &stfs) == 0; |
104d25b7 | 2899 | on_nosuid = check_okay && (stfs.f_flags & PERL_MOUNT_NOSUID); |
6439433f JH |
2900 | # endif /* fstatfs */ |
2901 | ||
2902 | # if !defined(FD_ON_NOSUID_CHECK_OKAY) && \ | |
2903 | defined(PERL_MOUNT_NOSUID) && \ | |
2904 | defined(HAS_FSTAT) && \ | |
2905 | defined(HAS_USTAT) && \ | |
2906 | defined(HAS_GETMNT) && \ | |
2907 | defined(HAS_STRUCT_FS_DATA) && \ | |
2908 | defined(NOSTAT_ONE) | |
2909 | # define FD_ON_NOSUID_CHECK_OKAY | |
0545a864 | 2910 | struct stat fdst; |
6439433f | 2911 | |
0545a864 | 2912 | if (fstat(fd, &fdst) == 0) { |
6439433f JH |
2913 | struct ustat us; |
2914 | if (ustat(fdst.st_dev, &us) == 0) { | |
2915 | struct fs_data fsd; | |
2916 | /* NOSTAT_ONE here because we're not examining fields which | |
2917 | * vary between that case and STAT_ONE. */ | |
ad27e871 | 2918 | if (getmnt((int*)0, &fsd, (int)0, NOSTAT_ONE, us.f_fname) == 0) { |
6439433f JH |
2919 | size_t cmplen = sizeof(us.f_fname); |
2920 | if (sizeof(fsd.fd_req.path) < cmplen) | |
2921 | cmplen = sizeof(fsd.fd_req.path); | |
2922 | if (strnEQ(fsd.fd_req.path, us.f_fname, cmplen) && | |
2923 | fdst.st_dev == fsd.fd_req.dev) { | |
2924 | check_okay = 1; | |
2925 | on_nosuid = fsd.fd_req.flags & PERL_MOUNT_NOSUID; | |
2926 | } | |
2927 | } | |
2928 | } | |
2929 | } | |
0545a864 | 2930 | } |
6439433f JH |
2931 | # endif /* fstat+ustat+getmnt */ |
2932 | ||
2933 | # if !defined(FD_ON_NOSUID_CHECK_OKAY) && \ | |
2934 | defined(HAS_GETMNTENT) && \ | |
2935 | defined(HAS_HASMNTOPT) && \ | |
2936 | defined(MNTOPT_NOSUID) | |
2937 | # define FD_ON_NOSUID_CHECK_OKAY | |
2938 | FILE *mtab = fopen("/etc/mtab", "r"); | |
2939 | struct mntent *entry; | |
2940 | struct stat stb, fsb; | |
104d25b7 JH |
2941 | |
2942 | if (mtab && (fstat(fd, &stb) == 0)) { | |
6439433f JH |
2943 | while (entry = getmntent(mtab)) { |
2944 | if (stat(entry->mnt_dir, &fsb) == 0 | |
2945 | && fsb.st_dev == stb.st_dev) | |
2946 | { | |
2947 | /* found the filesystem */ | |
2948 | check_okay = 1; | |
2949 | if (hasmntopt(entry, MNTOPT_NOSUID)) | |
2950 | on_nosuid = 1; | |
2951 | break; | |
2952 | } /* A single fs may well fail its stat(). */ | |
2953 | } | |
104d25b7 JH |
2954 | } |
2955 | if (mtab) | |
6439433f JH |
2956 | fclose(mtab); |
2957 | # endif /* getmntent+hasmntopt */ | |
0545a864 | 2958 | |
ac27b0f5 | 2959 | if (!check_okay) |
0545a864 | 2960 | Perl_croak(aTHX_ "Can't check filesystem of script \"%s\" for nosuid", PL_origfilename); |
104d25b7 JH |
2961 | return on_nosuid; |
2962 | } | |
2963 | #endif /* IAMSUID */ | |
2964 | ||
76e3520e | 2965 | STATIC void |
cea2e8a9 | 2966 | S_validate_suid(pTHX_ char *validarg, char *scriptname, int fdscript) |
79072805 | 2967 | { |
155aba94 | 2968 | #ifdef IAMSUID |
96436eeb | 2969 | int which; |
155aba94 | 2970 | #endif |
96436eeb | 2971 | |
13281fa4 LW |
2972 | /* do we need to emulate setuid on scripts? */ |
2973 | ||
2974 | /* This code is for those BSD systems that have setuid #! scripts disabled | |
2975 | * in the kernel because of a security problem. Merely defining DOSUID | |
2976 | * in perl will not fix that problem, but if you have disabled setuid | |
2977 | * scripts in the kernel, this will attempt to emulate setuid and setgid | |
2978 | * on scripts that have those now-otherwise-useless bits set. The setuid | |
27e2fb84 LW |
2979 | * root version must be called suidperl or sperlN.NNN. If regular perl |
2980 | * discovers that it has opened a setuid script, it calls suidperl with | |
2981 | * the same argv that it had. If suidperl finds that the script it has | |
2982 | * just opened is NOT setuid root, it sets the effective uid back to the | |
2983 | * uid. We don't just make perl setuid root because that loses the | |
2984 | * effective uid we had before invoking perl, if it was different from the | |
2985 | * uid. | |
13281fa4 LW |
2986 | * |
2987 | * DOSUID must be defined in both perl and suidperl, and IAMSUID must | |
2988 | * be defined in suidperl only. suidperl must be setuid root. The | |
2989 | * Configure script will set this up for you if you want it. | |
2990 | */ | |
a687059c | 2991 | |
13281fa4 | 2992 | #ifdef DOSUID |
6e72f9df | 2993 | char *s, *s2; |
a0d0e21e | 2994 | |
b28d0864 | 2995 | if (PerlLIO_fstat(PerlIO_fileno(PL_rsfp),&PL_statbuf) < 0) /* normal stat is insecure */ |
cea2e8a9 | 2996 | Perl_croak(aTHX_ "Can't stat script \"%s\"",PL_origfilename); |
b28d0864 | 2997 | if (fdscript < 0 && PL_statbuf.st_mode & (S_ISUID|S_ISGID)) { |
79072805 | 2998 | I32 len; |
2d8e6c8d | 2999 | STRLEN n_a; |
13281fa4 | 3000 | |
a687059c | 3001 | #ifdef IAMSUID |
fe14fcc3 | 3002 | #ifndef HAS_SETREUID |
a687059c LW |
3003 | /* On this access check to make sure the directories are readable, |
3004 | * there is actually a small window that the user could use to make | |
3005 | * filename point to an accessible directory. So there is a faint | |
3006 | * chance that someone could execute a setuid script down in a | |
3007 | * non-accessible directory. I don't know what to do about that. | |
3008 | * But I don't think it's too important. The manual lies when | |
3009 | * it says access() is useful in setuid programs. | |
3010 | */ | |
cc49e20b | 3011 | if (PerlLIO_access(CopFILE(PL_curcop),1)) /*double check*/ |
cea2e8a9 | 3012 | Perl_croak(aTHX_ "Permission denied"); |
a687059c LW |
3013 | #else |
3014 | /* If we can swap euid and uid, then we can determine access rights | |
3015 | * with a simple stat of the file, and then compare device and | |
3016 | * inode to make sure we did stat() on the same file we opened. | |
3017 | * Then we just have to make sure he or she can execute it. | |
3018 | */ | |
3019 | { | |
3020 | struct stat tmpstatbuf; | |
3021 | ||
85e6fe83 LW |
3022 | if ( |
3023 | #ifdef HAS_SETREUID | |
b28d0864 | 3024 | setreuid(PL_euid,PL_uid) < 0 |
a0d0e21e LW |
3025 | #else |
3026 | # if HAS_SETRESUID | |
b28d0864 | 3027 | setresuid(PL_euid,PL_uid,(Uid_t)-1) < 0 |
a0d0e21e | 3028 | # endif |
85e6fe83 | 3029 | #endif |
b28d0864 | 3030 | || PerlProc_getuid() != PL_euid || PerlProc_geteuid() != PL_uid) |
cea2e8a9 | 3031 | Perl_croak(aTHX_ "Can't swap uid and euid"); /* really paranoid */ |
cc49e20b | 3032 | if (PerlLIO_stat(CopFILE(PL_curcop),&tmpstatbuf) < 0) |
cea2e8a9 | 3033 | Perl_croak(aTHX_ "Permission denied"); /* testing full pathname here */ |
2bb3463c | 3034 | #if defined(IAMSUID) && !defined(NO_NOSUID_CHECK) |
e688b231 | 3035 | if (fd_on_nosuid_fs(PerlIO_fileno(PL_rsfp))) |
cea2e8a9 | 3036 | Perl_croak(aTHX_ "Permission denied"); |
104d25b7 | 3037 | #endif |
b28d0864 NIS |
3038 | if (tmpstatbuf.st_dev != PL_statbuf.st_dev || |
3039 | tmpstatbuf.st_ino != PL_statbuf.st_ino) { | |
3040 | (void)PerlIO_close(PL_rsfp); | |
cea2e8a9 | 3041 | Perl_croak(aTHX_ "Permission denied\n"); |
a687059c | 3042 | } |
85e6fe83 LW |
3043 | if ( |
3044 | #ifdef HAS_SETREUID | |
b28d0864 | 3045 | setreuid(PL_uid,PL_euid) < 0 |
a0d0e21e LW |
3046 | #else |
3047 | # if defined(HAS_SETRESUID) | |
b28d0864 | 3048 | setresuid(PL_uid,PL_euid,(Uid_t)-1) < 0 |
a0d0e21e | 3049 | # endif |
85e6fe83 | 3050 | #endif |
b28d0864 | 3051 | || PerlProc_getuid() != PL_uid || PerlProc_geteuid() != PL_euid) |
cea2e8a9 | 3052 | Perl_croak(aTHX_ "Can't reswap uid and euid"); |
b28d0864 | 3053 | if (!cando(S_IXUSR,FALSE,&PL_statbuf)) /* can real uid exec? */ |
cea2e8a9 | 3054 | Perl_croak(aTHX_ "Permission denied\n"); |
a687059c | 3055 | } |
fe14fcc3 | 3056 | #endif /* HAS_SETREUID */ |
a687059c LW |
3057 | #endif /* IAMSUID */ |
3058 | ||
b28d0864 | 3059 | if (!S_ISREG(PL_statbuf.st_mode)) |
cea2e8a9 | 3060 | Perl_croak(aTHX_ "Permission denied"); |
b28d0864 | 3061 | if (PL_statbuf.st_mode & S_IWOTH) |
cea2e8a9 | 3062 | Perl_croak(aTHX_ "Setuid/gid script is writable by world"); |
6b88bc9c | 3063 | PL_doswitches = FALSE; /* -s is insecure in suid */ |
57843af0 | 3064 | CopLINE_inc(PL_curcop); |
6b88bc9c | 3065 | if (sv_gets(PL_linestr, PL_rsfp, 0) == Nullch || |
2d8e6c8d | 3066 | strnNE(SvPV(PL_linestr,n_a),"#!",2) ) /* required even on Sys V */ |
cea2e8a9 | 3067 | Perl_croak(aTHX_ "No #! line"); |
2d8e6c8d | 3068 | s = SvPV(PL_linestr,n_a)+2; |
663a0e37 | 3069 | if (*s == ' ') s++; |
45d8adaa | 3070 | while (!isSPACE(*s)) s++; |
2d8e6c8d | 3071 | for (s2 = s; (s2 > SvPV(PL_linestr,n_a)+2 && |
6e72f9df | 3072 | (isDIGIT(s2[-1]) || strchr("._-", s2[-1]))); s2--) ; |
3073 | if (strnNE(s2-4,"perl",4) && strnNE(s-9,"perl",4)) /* sanity check */ | |
cea2e8a9 | 3074 | Perl_croak(aTHX_ "Not a perl script"); |
a687059c | 3075 | while (*s == ' ' || *s == '\t') s++; |
13281fa4 LW |
3076 | /* |
3077 | * #! arg must be what we saw above. They can invoke it by | |
3078 | * mentioning suidperl explicitly, but they may not add any strange | |
3079 | * arguments beyond what #! says if they do invoke suidperl that way. | |
3080 | */ | |
3081 | len = strlen(validarg); | |
3082 | if (strEQ(validarg," PHOOEY ") || | |
45d8adaa | 3083 | strnNE(s,validarg,len) || !isSPACE(s[len])) |
cea2e8a9 | 3084 | Perl_croak(aTHX_ "Args must match #! line"); |
a687059c LW |
3085 | |
3086 | #ifndef IAMSUID | |
b28d0864 NIS |
3087 | if (PL_euid != PL_uid && (PL_statbuf.st_mode & S_ISUID) && |
3088 | PL_euid == PL_statbuf.st_uid) | |
3089 | if (!PL_do_undump) | |
cea2e8a9 | 3090 | Perl_croak(aTHX_ "YOU HAVEN'T DISABLED SET-ID SCRIPTS IN THE KERNEL YET!\n\ |
a687059c LW |
3091 | FIX YOUR KERNEL, PUT A C WRAPPER AROUND THIS SCRIPT, OR USE -u AND UNDUMP!\n"); |
3092 | #endif /* IAMSUID */ | |
13281fa4 | 3093 | |
b28d0864 NIS |
3094 | if (PL_euid) { /* oops, we're not the setuid root perl */ |
3095 | (void)PerlIO_close(PL_rsfp); | |
13281fa4 | 3096 | #ifndef IAMSUID |
46fc3d4c | 3097 | /* try again */ |
a7cb1f99 | 3098 | PerlProc_execv(Perl_form(aTHX_ "%s/sperl"PERL_FS_VER_FMT, BIN_EXP, |
273cf8d1 GS |
3099 | (int)PERL_REVISION, (int)PERL_VERSION, |
3100 | (int)PERL_SUBVERSION), PL_origargv); | |
13281fa4 | 3101 | #endif |
cea2e8a9 | 3102 | Perl_croak(aTHX_ "Can't do setuid\n"); |
13281fa4 LW |
3103 | } |
3104 | ||
b28d0864 | 3105 | if (PL_statbuf.st_mode & S_ISGID && PL_statbuf.st_gid != PL_egid) { |
fe14fcc3 | 3106 | #ifdef HAS_SETEGID |
b28d0864 | 3107 | (void)setegid(PL_statbuf.st_gid); |
a687059c | 3108 | #else |
fe14fcc3 | 3109 | #ifdef HAS_SETREGID |
b28d0864 | 3110 | (void)setregid((Gid_t)-1,PL_statbuf.st_gid); |
85e6fe83 LW |
3111 | #else |
3112 | #ifdef HAS_SETRESGID | |
b28d0864 | 3113 | (void)setresgid((Gid_t)-1,PL_statbuf.st_gid,(Gid_t)-1); |
a687059c | 3114 | #else |
b28d0864 | 3115 | PerlProc_setgid(PL_statbuf.st_gid); |
a687059c LW |
3116 | #endif |
3117 | #endif | |
85e6fe83 | 3118 | #endif |
b28d0864 | 3119 | if (PerlProc_getegid() != PL_statbuf.st_gid) |
cea2e8a9 | 3120 | Perl_croak(aTHX_ "Can't do setegid!\n"); |
83025b21 | 3121 | } |
b28d0864 NIS |
3122 | if (PL_statbuf.st_mode & S_ISUID) { |
3123 | if (PL_statbuf.st_uid != PL_euid) | |
fe14fcc3 | 3124 | #ifdef HAS_SETEUID |
b28d0864 | 3125 | (void)seteuid(PL_statbuf.st_uid); /* all that for this */ |
a687059c | 3126 | #else |
fe14fcc3 | 3127 | #ifdef HAS_SETREUID |
b28d0864 | 3128 | (void)setreuid((Uid_t)-1,PL_statbuf.st_uid); |
85e6fe83 LW |
3129 | #else |
3130 | #ifdef HAS_SETRESUID | |
b28d0864 | 3131 | (void)setresuid((Uid_t)-1,PL_statbuf.st_uid,(Uid_t)-1); |
a687059c | 3132 | #else |
b28d0864 | 3133 | PerlProc_setuid(PL_statbuf.st_uid); |
a687059c LW |
3134 | #endif |
3135 | #endif | |
85e6fe83 | 3136 | #endif |
b28d0864 | 3137 | if (PerlProc_geteuid() != PL_statbuf.st_uid) |
cea2e8a9 | 3138 | Perl_croak(aTHX_ "Can't do seteuid!\n"); |
a687059c | 3139 | } |
b28d0864 | 3140 | else if (PL_uid) { /* oops, mustn't run as root */ |
fe14fcc3 | 3141 | #ifdef HAS_SETEUID |
b28d0864 | 3142 | (void)seteuid((Uid_t)PL_uid); |
a687059c | 3143 | #else |
fe14fcc3 | 3144 | #ifdef HAS_SETREUID |
b28d0864 | 3145 | (void)setreuid((Uid_t)-1,(Uid_t)PL_uid); |
a687059c | 3146 | #else |
85e6fe83 | 3147 | #ifdef HAS_SETRESUID |
b28d0864 | 3148 | (void)setresuid((Uid_t)-1,(Uid_t)PL_uid,(Uid_t)-1); |
85e6fe83 | 3149 | #else |
b28d0864 | 3150 | PerlProc_setuid((Uid_t)PL_uid); |
85e6fe83 | 3151 | #endif |
a687059c LW |
3152 | #endif |
3153 | #endif | |
b28d0864 | 3154 | if (PerlProc_geteuid() != PL_uid) |
cea2e8a9 | 3155 | Perl_croak(aTHX_ "Can't do seteuid!\n"); |
83025b21 | 3156 | } |
748a9306 | 3157 | init_ids(); |
b28d0864 | 3158 | if (!cando(S_IXUSR,TRUE,&PL_statbuf)) |
cea2e8a9 | 3159 | Perl_croak(aTHX_ "Permission denied\n"); /* they can't do this */ |
13281fa4 LW |
3160 | } |
3161 | #ifdef IAMSUID | |
6b88bc9c | 3162 | else if (PL_preprocess) |
cea2e8a9 | 3163 | Perl_croak(aTHX_ "-P not allowed for setuid/setgid script\n"); |
96436eeb | 3164 | else if (fdscript >= 0) |
cea2e8a9 | 3165 | Perl_croak(aTHX_ "fd script not allowed in suidperl\n"); |
13281fa4 | 3166 | else |
cea2e8a9 | 3167 | Perl_croak(aTHX_ "Script is not setuid/setgid in suidperl\n"); |
96436eeb | 3168 | |
3169 | /* We absolutely must clear out any saved ids here, so we */ | |
3170 | /* exec the real perl, substituting fd script for scriptname. */ | |
3171 | /* (We pass script name as "subdir" of fd, which perl will grok.) */ | |
b28d0864 NIS |
3172 | PerlIO_rewind(PL_rsfp); |
3173 | PerlLIO_lseek(PerlIO_fileno(PL_rsfp),(Off_t)0,0); /* just in case rewind didn't */ | |
6b88bc9c GS |
3174 | for (which = 1; PL_origargv[which] && PL_origargv[which] != scriptname; which++) ; |
3175 | if (!PL_origargv[which]) | |
cea2e8a9 GS |
3176 | Perl_croak(aTHX_ "Permission denied"); |
3177 | PL_origargv[which] = savepv(Perl_form(aTHX_ "/dev/fd/%d/%s", | |
6b88bc9c | 3178 | PerlIO_fileno(PL_rsfp), PL_origargv[which])); |
96436eeb | 3179 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
b28d0864 | 3180 | fcntl(PerlIO_fileno(PL_rsfp),F_SETFD,0); /* ensure no close-on-exec */ |
96436eeb | 3181 | #endif |
a7cb1f99 | 3182 | PerlProc_execv(Perl_form(aTHX_ "%s/perl"PERL_FS_VER_FMT, BIN_EXP, |
273cf8d1 GS |
3183 | (int)PERL_REVISION, (int)PERL_VERSION, |
3184 | (int)PERL_SUBVERSION), PL_origargv);/* try again */ | |
cea2e8a9 | 3185 | Perl_croak(aTHX_ "Can't do setuid\n"); |
13281fa4 | 3186 | #endif /* IAMSUID */ |
a687059c | 3187 | #else /* !DOSUID */ |
3280af22 | 3188 | if (PL_euid != PL_uid || PL_egid != PL_gid) { /* (suidperl doesn't exist, in fact) */ |
a687059c | 3189 | #ifndef SETUID_SCRIPTS_ARE_SECURE_NOW |
b28d0864 NIS |
3190 | PerlLIO_fstat(PerlIO_fileno(PL_rsfp),&PL_statbuf); /* may be either wrapped or real suid */ |
3191 | if ((PL_euid != PL_uid && PL_euid == PL_statbuf.st_uid && PL_statbuf.st_mode & S_ISUID) | |
a687059c | 3192 | || |
b28d0864 | 3193 | (PL_egid != PL_gid && PL_egid == PL_statbuf.st_gid && PL_statbuf.st_mode & S_ISGID) |
a687059c | 3194 | ) |
b28d0864 | 3195 | if (!PL_do_undump) |
cea2e8a9 | 3196 | Perl_croak(aTHX_ "YOU HAVEN'T DISABLED SET-ID SCRIPTS IN THE KERNEL YET!\n\ |
a687059c LW |
3197 | FIX YOUR KERNEL, PUT A C WRAPPER AROUND THIS SCRIPT, OR USE -u AND UNDUMP!\n"); |
3198 | #endif /* SETUID_SCRIPTS_ARE_SECURE_NOW */ | |
3199 | /* not set-id, must be wrapped */ | |
a687059c | 3200 | } |
13281fa4 | 3201 | #endif /* DOSUID */ |
79072805 | 3202 | } |
13281fa4 | 3203 | |
76e3520e | 3204 | STATIC void |
cea2e8a9 | 3205 | S_find_beginning(pTHX) |
79072805 | 3206 | { |
6e72f9df | 3207 | register char *s, *s2; |
33b78306 LW |
3208 | |
3209 | /* skip forward in input to the real script? */ | |
3210 | ||
bbce6d69 | 3211 | forbid_setid("-x"); |
bf4acbe4 | 3212 | #ifdef MACOS_TRADITIONAL |
084592ab | 3213 | /* Since the Mac OS does not honor #! arguments for us, we do it ourselves */ |
ac27b0f5 | 3214 | |
bf4acbe4 GS |
3215 | while (PL_doextract || gMacPerl_AlwaysExtract) { |
3216 | if ((s = sv_gets(PL_linestr, PL_rsfp, 0)) == Nullch) { | |
3217 | if (!gMacPerl_AlwaysExtract) | |
3218 | Perl_croak(aTHX_ "No Perl script found in input\n"); | |
3219 | ||
3220 | if (PL_doextract) /* require explicit override ? */ | |
3221 | if (!OverrideExtract(PL_origfilename)) | |
3222 | Perl_croak(aTHX_ "User aborted script\n"); | |
3223 | else | |
3224 | PL_doextract = FALSE; | |
3225 | ||
3226 | /* Pater peccavi, file does not have #! */ | |
3227 | PerlIO_rewind(PL_rsfp); | |
ac27b0f5 | 3228 | |
bf4acbe4 GS |
3229 | break; |
3230 | } | |
3231 | #else | |
3280af22 NIS |
3232 | while (PL_doextract) { |
3233 | if ((s = sv_gets(PL_linestr, PL_rsfp, 0)) == Nullch) | |
cea2e8a9 | 3234 | Perl_croak(aTHX_ "No Perl script found in input\n"); |
bf4acbe4 | 3235 | #endif |
4f0c37ba IZ |
3236 | s2 = s; |
3237 | if (*s == '#' && s[1] == '!' && ((s = instr(s,"perl")) || (s = instr(s2,"PERL")))) { | |
3280af22 NIS |
3238 | PerlIO_ungetc(PL_rsfp, '\n'); /* to keep line count right */ |
3239 | PL_doextract = FALSE; | |
6e72f9df | 3240 | while (*s && !(isSPACE (*s) || *s == '#')) s++; |
3241 | s2 = s; | |
3242 | while (*s == ' ' || *s == '\t') s++; | |
3243 | if (*s++ == '-') { | |
3244 | while (isDIGIT(s2[-1]) || strchr("-._", s2[-1])) s2--; | |
3245 | if (strnEQ(s2-4,"perl",4)) | |
3246 | /*SUPPRESS 530*/ | |
155aba94 GS |
3247 | while ((s = moreswitches(s))) |
3248 | ; | |
33b78306 | 3249 | } |
95e8664e CN |
3250 | #ifdef MACOS_TRADITIONAL |
3251 | break; | |
3252 | #endif | |
83025b21 LW |
3253 | } |
3254 | } | |
3255 | } | |
3256 | ||
afe37c7d | 3257 | |
76e3520e | 3258 | STATIC void |
cea2e8a9 | 3259 | S_init_ids(pTHX) |
352d5a3a | 3260 | { |
d8eceb89 JH |
3261 | PL_uid = PerlProc_getuid(); |
3262 | PL_euid = PerlProc_geteuid(); | |
3263 | PL_gid = PerlProc_getgid(); | |
3264 | PL_egid = PerlProc_getegid(); | |
748a9306 | 3265 | #ifdef VMS |
b28d0864 NIS |
3266 | PL_uid |= PL_gid << 16; |
3267 | PL_euid |= PL_egid << 16; | |
748a9306 | 3268 | #endif |
3280af22 | 3269 | PL_tainting |= (PL_uid && (PL_euid != PL_uid || PL_egid != PL_gid)); |
748a9306 | 3270 | } |
79072805 | 3271 | |
76e3520e | 3272 | STATIC void |
cea2e8a9 | 3273 | S_forbid_setid(pTHX_ char *s) |
bbce6d69 | 3274 | { |
3280af22 | 3275 | if (PL_euid != PL_uid) |
cea2e8a9 | 3276 | Perl_croak(aTHX_ "No %s allowed while running setuid", s); |
3280af22 | 3277 | if (PL_egid != PL_gid) |
cea2e8a9 | 3278 | Perl_croak(aTHX_ "No %s allowed while running setgid", s); |
bbce6d69 | 3279 | } |
3280 | ||
1ee4443e IZ |
3281 | void |
3282 | Perl_init_debugger(pTHX) | |
748a9306 | 3283 | { |
1ee4443e IZ |
3284 | HV *ostash = PL_curstash; |
3285 | ||
3280af22 NIS |
3286 | PL_curstash = PL_debstash; |
3287 | PL_dbargs = GvAV(gv_AVadd((gv_fetchpv("args", GV_ADDMULTI, SVt_PVAV)))); | |
3288 | AvREAL_off(PL_dbargs); | |
3289 | PL_DBgv = gv_fetchpv("DB", GV_ADDMULTI, SVt_PVGV); | |
3290 | PL_DBline = gv_fetchpv("dbline", GV_ADDMULTI, SVt_PVAV); | |
3291 | PL_DBsub = gv_HVadd(gv_fetchpv("sub", GV_ADDMULTI, SVt_PVHV)); | |
1ee4443e | 3292 | sv_upgrade(GvSV(PL_DBsub), SVt_IV); /* IVX accessed if PERLDB_SUB_NN */ |
3280af22 | 3293 | PL_DBsingle = GvSV((gv_fetchpv("single", GV_ADDMULTI, SVt_PV))); |
ac27b0f5 | 3294 | sv_setiv(PL_DBsingle, 0); |
3280af22 | 3295 | PL_DBtrace = GvSV((gv_fetchpv("trace", GV_ADDMULTI, SVt_PV))); |
ac27b0f5 | 3296 | sv_setiv(PL_DBtrace, 0); |
3280af22 | 3297 | PL_DBsignal = GvSV((gv_fetchpv("signal", GV_ADDMULTI, SVt_PV))); |
ac27b0f5 | 3298 | sv_setiv(PL_DBsignal, 0); |
1ee4443e | 3299 | PL_curstash = ostash; |
352d5a3a LW |
3300 | } |
3301 | ||
2ce36478 SM |
3302 | #ifndef STRESS_REALLOC |
3303 | #define REASONABLE(size) (size) | |
3304 | #else | |
3305 | #define REASONABLE(size) (1) /* unreasonable */ | |
3306 | #endif | |
3307 | ||
11343788 | 3308 | void |
cea2e8a9 | 3309 | Perl_init_stacks(pTHX) |
79072805 | 3310 | { |
e336de0d | 3311 | /* start with 128-item stack and 8K cxstack */ |
3280af22 | 3312 | PL_curstackinfo = new_stackinfo(REASONABLE(128), |
e336de0d | 3313 | REASONABLE(8192/sizeof(PERL_CONTEXT) - 1)); |
3280af22 NIS |
3314 | PL_curstackinfo->si_type = PERLSI_MAIN; |
3315 | PL_curstack = PL_curstackinfo->si_stack; | |
3316 | PL_mainstack = PL_curstack; /* remember in case we switch stacks */ | |
79072805 | 3317 | |
3280af22 NIS |
3318 | PL_stack_base = AvARRAY(PL_curstack); |
3319 | PL_stack_sp = PL_stack_base; | |
3320 | PL_stack_max = PL_stack_base + AvMAX(PL_curstack); | |
8990e307 | 3321 | |
3280af22 NIS |
3322 | New(50,PL_tmps_stack,REASONABLE(128),SV*); |
3323 | PL_tmps_floor = -1; | |
3324 | PL_tmps_ix = -1; | |
3325 | PL_tmps_max = REASONABLE(128); | |
8990e307 | 3326 | |
3280af22 NIS |
3327 | New(54,PL_markstack,REASONABLE(32),I32); |
3328 | PL_markstack_ptr = PL_markstack; | |
3329 | PL_markstack_max = PL_markstack + REASONABLE(32); | |
79072805 | 3330 | |
ce2f7c3b | 3331 | SET_MARK_OFFSET; |
e336de0d | 3332 | |
3280af22 NIS |
3333 | New(54,PL_scopestack,REASONABLE(32),I32); |
3334 | PL_scopestack_ix = 0; | |
3335 | PL_scopestack_max = REASONABLE(32); | |
79072805 | 3336 | |
3280af22 NIS |
3337 | New(54,PL_savestack,REASONABLE(128),ANY); |
3338 | PL_savestack_ix = 0; | |
3339 | PL_savestack_max = REASONABLE(128); | |
79072805 | 3340 | |
3280af22 NIS |
3341 | New(54,PL_retstack,REASONABLE(16),OP*); |
3342 | PL_retstack_ix = 0; | |
3343 | PL_retstack_max = REASONABLE(16); | |
378cc40b | 3344 | } |
33b78306 | 3345 | |
2ce36478 SM |
3346 | #undef REASONABLE |
3347 | ||
76e3520e | 3348 | STATIC void |
cea2e8a9 | 3349 | S_nuke_stacks(pTHX) |
6e72f9df | 3350 | { |
3280af22 NIS |
3351 | while (PL_curstackinfo->si_next) |
3352 | PL_curstackinfo = PL_curstackinfo->si_next; | |
3353 | while (PL_curstackinfo) { | |
3354 | PERL_SI *p = PL_curstackinfo->si_prev; | |
bac4b2ad | 3355 | /* curstackinfo->si_stack got nuked by sv_free_arenas() */ |
3280af22 NIS |
3356 | Safefree(PL_curstackinfo->si_cxstack); |
3357 | Safefree(PL_curstackinfo); | |
3358 | PL_curstackinfo = p; | |
e336de0d | 3359 | } |
3280af22 NIS |
3360 | Safefree(PL_tmps_stack); |
3361 | Safefree(PL_markstack); | |
3362 | Safefree(PL_scopestack); | |
3363 | Safefree(PL_savestack); | |
3364 | Safefree(PL_retstack); | |
378cc40b | 3365 | } |
33b78306 | 3366 | |
76e3520e | 3367 | STATIC void |
cea2e8a9 | 3368 | S_init_lexer(pTHX) |
8990e307 | 3369 | { |
06039172 | 3370 | PerlIO *tmpfp; |
3280af22 NIS |
3371 | tmpfp = PL_rsfp; |
3372 | PL_rsfp = Nullfp; | |
3373 | lex_start(PL_linestr); | |
3374 | PL_rsfp = tmpfp; | |
79cb57f6 | 3375 | PL_subname = newSVpvn("main",4); |
8990e307 LW |
3376 | } |
3377 | ||
76e3520e | 3378 | STATIC void |
cea2e8a9 | 3379 | S_init_predump_symbols(pTHX) |
45d8adaa | 3380 | { |
93a17b20 | 3381 | GV *tmpgv; |
af8c498a | 3382 | IO *io; |
79072805 | 3383 | |
864dbfa3 | 3384 | sv_setpvn(get_sv("\"", TRUE), " ", 1); |
3280af22 NIS |
3385 | PL_stdingv = gv_fetchpv("STDIN",TRUE, SVt_PVIO); |
3386 | GvMULTI_on(PL_stdingv); | |
af8c498a | 3387 | io = GvIOp(PL_stdingv); |
a04651f4 | 3388 | IoTYPE(io) = IoTYPE_RDONLY; |
af8c498a | 3389 | IoIFP(io) = PerlIO_stdin(); |
adbc6bb1 | 3390 | tmpgv = gv_fetchpv("stdin",TRUE, SVt_PV); |
a5f75d66 | 3391 | GvMULTI_on(tmpgv); |
af8c498a | 3392 | GvIOp(tmpgv) = (IO*)SvREFCNT_inc(io); |
79072805 | 3393 | |
85e6fe83 | 3394 | tmpgv = gv_fetchpv("STDOUT",TRUE, SVt_PVIO); |
a5f75d66 | 3395 | GvMULTI_on(tmpgv); |
af8c498a | 3396 | io = GvIOp(tmpgv); |
a04651f4 | 3397 | IoTYPE(io) = IoTYPE_WRONLY; |
af8c498a | 3398 | IoOFP(io) = IoIFP(io) = PerlIO_stdout(); |
4633a7c4 | 3399 | setdefout(tmpgv); |
adbc6bb1 | 3400 | tmpgv = gv_fetchpv("stdout",TRUE, SVt_PV); |
a5f75d66 | 3401 | GvMULTI_on(tmpgv); |
af8c498a | 3402 | GvIOp(tmpgv) = (IO*)SvREFCNT_inc(io); |
79072805 | 3403 | |
bf49b057 GS |
3404 | PL_stderrgv = gv_fetchpv("STDERR",TRUE, SVt_PVIO); |
3405 | GvMULTI_on(PL_stderrgv); | |
3406 | io = GvIOp(PL_stderrgv); | |
a04651f4 | 3407 | IoTYPE(io) = IoTYPE_WRONLY; |
af8c498a | 3408 | IoOFP(io) = IoIFP(io) = PerlIO_stderr(); |
adbc6bb1 | 3409 | tmpgv = gv_fetchpv("stderr",TRUE, SVt_PV); |
a5f75d66 | 3410 | GvMULTI_on(tmpgv); |
af8c498a | 3411 | GvIOp(tmpgv) = (IO*)SvREFCNT_inc(io); |
79072805 | 3412 | |
3280af22 | 3413 | PL_statname = NEWSV(66,0); /* last filename we did stat on */ |
ab821d7f | 3414 | |
bf4acbe4 GS |
3415 | if (PL_osname) |
3416 | Safefree(PL_osname); | |
3417 | PL_osname = savepv(OSNAME); | |
79072805 | 3418 | } |
33b78306 | 3419 | |
a11ec5a9 RGS |
3420 | void |
3421 | Perl_init_argv_symbols(pTHX_ register int argc, register char **argv) | |
33b78306 | 3422 | { |
79072805 | 3423 | char *s; |
79072805 | 3424 | argc--,argv++; /* skip name of script */ |
3280af22 | 3425 | if (PL_doswitches) { |
79072805 LW |
3426 | for (; argc > 0 && **argv == '-'; argc--,argv++) { |
3427 | if (!argv[0][1]) | |
3428 | break; | |
379d538a | 3429 | if (argv[0][1] == '-' && !argv[0][2]) { |
79072805 LW |
3430 | argc--,argv++; |
3431 | break; | |
3432 | } | |
155aba94 | 3433 | if ((s = strchr(argv[0], '='))) { |
79072805 | 3434 | *s++ = '\0'; |
85e6fe83 | 3435 | sv_setpv(GvSV(gv_fetchpv(argv[0]+1,TRUE, SVt_PV)),s); |
79072805 LW |
3436 | } |
3437 | else | |
85e6fe83 | 3438 | sv_setiv(GvSV(gv_fetchpv(argv[0]+1,TRUE, SVt_PV)),1); |
fe14fcc3 | 3439 | } |
79072805 | 3440 | } |
a11ec5a9 RGS |
3441 | if ((PL_argvgv = gv_fetchpv("ARGV",TRUE, SVt_PVAV))) { |
3442 | GvMULTI_on(PL_argvgv); | |
3443 | (void)gv_AVadd(PL_argvgv); | |
3444 | av_clear(GvAVn(PL_argvgv)); | |
3445 | for (; argc > 0; argc--,argv++) { | |
3446 | SV *sv = newSVpv(argv[0],0); | |
3447 | av_push(GvAVn(PL_argvgv),sv); | |
3448 | if (PL_widesyscalls) | |
3449 | (void)sv_utf8_decode(sv); | |
3450 | } | |
3451 | } | |
3452 | } | |
3453 | ||
04fee9b5 NIS |
3454 | #ifdef HAS_PROCSELFEXE |
3455 | /* This is a function so that we don't hold on to MAXPATHLEN | |
8338e367 | 3456 | bytes of stack longer than necessary |
04fee9b5 NIS |
3457 | */ |
3458 | STATIC void | |
3459 | S_procself_val(pTHX_ SV *sv, char *arg0) | |
3460 | { | |
3461 | char buf[MAXPATHLEN]; | |
d13a6521 | 3462 | int len = readlink(PROCSELFEXE_PATH, buf, sizeof(buf) - 1); |
04fee9b5 NIS |
3463 | if (len > 0) { |
3464 | sv_setpvn(sv,buf,len); | |
3465 | } | |
3466 | else { | |
3467 | sv_setpv(sv,arg0); | |
3468 | } | |
3469 | } | |
3470 | #endif /* HAS_PROCSELFEXE */ | |
3471 | ||
a11ec5a9 RGS |
3472 | STATIC void |
3473 | S_init_postdump_symbols(pTHX_ register int argc, register char **argv, register char **env) | |
3474 | { | |
3475 | char *s; | |
3476 | SV *sv; | |
3477 | GV* tmpgv; | |
a11ec5a9 | 3478 | |
3280af22 NIS |
3479 | PL_toptarget = NEWSV(0,0); |
3480 | sv_upgrade(PL_toptarget, SVt_PVFM); | |
3481 | sv_setpvn(PL_toptarget, "", 0); | |
3482 | PL_bodytarget = NEWSV(0,0); | |
3483 | sv_upgrade(PL_bodytarget, SVt_PVFM); | |
3484 | sv_setpvn(PL_bodytarget, "", 0); | |
3485 | PL_formtarget = PL_bodytarget; | |
79072805 | 3486 | |
bbce6d69 | 3487 | TAINT; |
a11ec5a9 RGS |
3488 | |
3489 | init_argv_symbols(argc,argv); | |
3490 | ||
155aba94 | 3491 | if ((tmpgv = gv_fetchpv("0",TRUE, SVt_PV))) { |
bf4acbe4 GS |
3492 | #ifdef MACOS_TRADITIONAL |
3493 | /* $0 is not majick on a Mac */ | |
3494 | sv_setpv(GvSV(tmpgv),MacPerl_MPWFileName(PL_origfilename)); | |
3495 | #else | |
3280af22 | 3496 | sv_setpv(GvSV(tmpgv),PL_origfilename); |
79072805 | 3497 | magicname("0", "0", 1); |
bf4acbe4 | 3498 | #endif |
79072805 | 3499 | } |
04fee9b5 NIS |
3500 | if ((tmpgv = gv_fetchpv("\030",TRUE, SVt_PV))) {/* $^X */ |
3501 | #ifdef HAS_PROCSELFEXE | |
3502 | S_procself_val(aTHX_ GvSV(tmpgv), PL_origargv[0]); | |
3503 | #else | |
8338e367 | 3504 | #ifdef OS2 |
23da6c43 | 3505 | sv_setpv(GvSV(tmpgv), os2_execname(aTHX)); |
8338e367 JH |
3506 | #else |
3507 | sv_setpv(GvSV(tmpgv),PL_origargv[0]); | |
3508 | #endif | |
04fee9b5 NIS |
3509 | #endif |
3510 | } | |
155aba94 | 3511 | if ((PL_envgv = gv_fetchpv("ENV",TRUE, SVt_PVHV))) { |
79072805 | 3512 | HV *hv; |
3280af22 NIS |
3513 | GvMULTI_on(PL_envgv); |
3514 | hv = GvHVn(PL_envgv); | |
14befaf4 | 3515 | hv_magic(hv, Nullgv, PERL_MAGIC_env); |
fa6a1c44 | 3516 | #ifdef USE_ENVIRON_ARRAY |
4633a7c4 LW |
3517 | /* Note that if the supplied env parameter is actually a copy |
3518 | of the global environ then it may now point to free'd memory | |
3519 | if the environment has been modified since. To avoid this | |
3520 | problem we treat env==NULL as meaning 'use the default' | |
3521 | */ | |
3522 | if (!env) | |
3523 | env = environ; | |
5aabfad6 | 3524 | if (env != environ) |
79072805 | 3525 | environ[0] = Nullch; |
764df951 IZ |
3526 | if (env) |
3527 | for (; *env; env++) { | |
93a17b20 | 3528 | if (!(s = strchr(*env,'='))) |
79072805 | 3529 | continue; |
60ce6247 | 3530 | #if defined(MSDOS) |
61968511 | 3531 | *s = '\0'; |
137443ea | 3532 | (void)strupr(*env); |
61968511 | 3533 | *s = '='; |
137443ea | 3534 | #endif |
61968511 | 3535 | sv = newSVpv(s+1, 0); |
79072805 | 3536 | (void)hv_store(hv, *env, s - *env, sv, 0); |
61968511 GA |
3537 | if (env != environ) |
3538 | mg_set(sv); | |
764df951 | 3539 | } |
103a7189 | 3540 | #endif /* USE_ENVIRON_ARRAY */ |
79072805 | 3541 | } |
bbce6d69 | 3542 | TAINT_NOT; |
306196c3 MS |
3543 | if ((tmpgv = gv_fetchpv("$",TRUE, SVt_PV))) { |
3544 | SvREADONLY_off(GvSV(tmpgv)); | |
7766f137 | 3545 | sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid()); |
306196c3 MS |
3546 | SvREADONLY_on(GvSV(tmpgv)); |
3547 | } | |
33b78306 | 3548 | } |
34de22dd | 3549 | |
76e3520e | 3550 | STATIC void |
cea2e8a9 | 3551 | S_init_perllib(pTHX) |
34de22dd | 3552 | { |
85e6fe83 | 3553 | char *s; |
3280af22 | 3554 | if (!PL_tainting) { |
552a7a9b | 3555 | #ifndef VMS |
76e3520e | 3556 | s = PerlEnv_getenv("PERL5LIB"); |
85e6fe83 | 3557 | if (s) |
9c8a64f0 | 3558 | incpush(s, TRUE, TRUE); |
85e6fe83 | 3559 | else |
9c8a64f0 | 3560 | incpush(PerlEnv_getenv("PERLLIB"), FALSE, FALSE); |
552a7a9b | 3561 | #else /* VMS */ |
3562 | /* Treat PERL5?LIB as a possible search list logical name -- the | |
3563 | * "natural" VMS idiom for a Unix path string. We allow each | |
3564 | * element to be a set of |-separated directories for compatibility. | |
3565 | */ | |
3566 | char buf[256]; | |
3567 | int idx = 0; | |
3568 | if (my_trnlnm("PERL5LIB",buf,0)) | |
9c8a64f0 | 3569 | do { incpush(buf,TRUE,TRUE); } while (my_trnlnm("PERL5LIB",buf,++idx)); |
552a7a9b | 3570 | else |
9c8a64f0 | 3571 | while (my_trnlnm("PERLLIB",buf,idx++)) incpush(buf,FALSE,FALSE); |
552a7a9b | 3572 | #endif /* VMS */ |
85e6fe83 | 3573 | } |
34de22dd | 3574 | |
c90c0ff4 | 3575 | /* Use the ~-expanded versions of APPLLIB (undocumented), |
65f19062 | 3576 | ARCHLIB PRIVLIB SITEARCH SITELIB VENDORARCH and VENDORLIB |
df5cef82 | 3577 | */ |
4633a7c4 | 3578 | #ifdef APPLLIB_EXP |
9c8a64f0 | 3579 | incpush(APPLLIB_EXP, TRUE, TRUE); |
16d20bd9 | 3580 | #endif |
4633a7c4 | 3581 | |
fed7345c | 3582 | #ifdef ARCHLIB_EXP |
9c8a64f0 | 3583 | incpush(ARCHLIB_EXP, FALSE, FALSE); |
a0d0e21e | 3584 | #endif |
bf4acbe4 GS |
3585 | #ifdef MACOS_TRADITIONAL |
3586 | { | |
3587 | struct stat tmpstatbuf; | |
3588 | SV * privdir = NEWSV(55, 0); | |
3589 | char * macperl = PerlEnv_getenv("MACPERL"); | |
3590 | ||
3591 | if (!macperl) | |
3592 | macperl = ""; | |
3593 | ||
3594 | Perl_sv_setpvf(aTHX_ privdir, "%slib:", macperl); | |
3595 | if (PerlLIO_stat(SvPVX(privdir), &tmpstatbuf) >= 0 && S_ISDIR(tmpstatbuf.st_mode)) | |
3596 | incpush(SvPVX(privdir), TRUE, FALSE); | |
3597 | Perl_sv_setpvf(aTHX_ privdir, "%ssite_perl:", macperl); | |
3598 | if (PerlLIO_stat(SvPVX(privdir), &tmpstatbuf) >= 0 && S_ISDIR(tmpstatbuf.st_mode)) | |
3599 | incpush(SvPVX(privdir), TRUE, FALSE); | |
ac27b0f5 | 3600 | |
bf4acbe4 GS |
3601 | SvREFCNT_dec(privdir); |
3602 | } | |
3603 | if (!PL_tainting) | |
3604 | incpush(":", FALSE, FALSE); | |
3605 | #else | |
fed7345c | 3606 | #ifndef PRIVLIB_EXP |
65f19062 | 3607 | # define PRIVLIB_EXP "/usr/local/lib/perl5:/usr/local/lib/perl" |
34de22dd | 3608 | #endif |
ac27b0f5 | 3609 | #if defined(WIN32) |
9c8a64f0 | 3610 | incpush(PRIVLIB_EXP, TRUE, FALSE); |
00dc2f4f | 3611 | #else |
9c8a64f0 | 3612 | incpush(PRIVLIB_EXP, FALSE, FALSE); |
00dc2f4f | 3613 | #endif |
4633a7c4 | 3614 | |
65f19062 | 3615 | #ifdef SITEARCH_EXP |
3b290362 GS |
3616 | /* sitearch is always relative to sitelib on Windows for |
3617 | * DLL-based path intuition to work correctly */ | |
3618 | # if !defined(WIN32) | |
9c8a64f0 | 3619 | incpush(SITEARCH_EXP, FALSE, FALSE); |
65f19062 GS |
3620 | # endif |
3621 | #endif | |
3622 | ||
4633a7c4 | 3623 | #ifdef SITELIB_EXP |
65f19062 | 3624 | # if defined(WIN32) |
9c8a64f0 | 3625 | incpush(SITELIB_EXP, TRUE, FALSE); /* this picks up sitearch as well */ |
65f19062 | 3626 | # else |
9c8a64f0 | 3627 | incpush(SITELIB_EXP, FALSE, FALSE); |
65f19062 GS |
3628 | # endif |
3629 | #endif | |
189d1e8d | 3630 | |
65f19062 | 3631 | #ifdef SITELIB_STEM /* Search for version-specific dirs below here */ |
9c8a64f0 | 3632 | incpush(SITELIB_STEM, FALSE, TRUE); |
81c6dfba | 3633 | #endif |
65f19062 GS |
3634 | |
3635 | #ifdef PERL_VENDORARCH_EXP | |
4ea817c6 | 3636 | /* vendorarch is always relative to vendorlib on Windows for |
3b290362 GS |
3637 | * DLL-based path intuition to work correctly */ |
3638 | # if !defined(WIN32) | |
9c8a64f0 | 3639 | incpush(PERL_VENDORARCH_EXP, FALSE, FALSE); |
65f19062 | 3640 | # endif |
4b03c463 | 3641 | #endif |
65f19062 GS |
3642 | |
3643 | #ifdef PERL_VENDORLIB_EXP | |
3644 | # if defined(WIN32) | |
9c8a64f0 | 3645 | incpush(PERL_VENDORLIB_EXP, TRUE, FALSE); /* this picks up vendorarch as well */ |
65f19062 | 3646 | # else |
9c8a64f0 | 3647 | incpush(PERL_VENDORLIB_EXP, FALSE, FALSE); |
65f19062 | 3648 | # endif |
a3635516 | 3649 | #endif |
65f19062 GS |
3650 | |
3651 | #ifdef PERL_VENDORLIB_STEM /* Search for version-specific dirs below here */ | |
9c8a64f0 | 3652 | incpush(PERL_VENDORLIB_STEM, FALSE, TRUE); |
00dc2f4f | 3653 | #endif |
65f19062 | 3654 | |
3b777bb4 GS |
3655 | #ifdef PERL_OTHERLIBDIRS |
3656 | incpush(PERL_OTHERLIBDIRS, TRUE, TRUE); | |
3657 | #endif | |
3658 | ||
3280af22 | 3659 | if (!PL_tainting) |
9c8a64f0 | 3660 | incpush(".", FALSE, FALSE); |
bf4acbe4 | 3661 | #endif /* MACOS_TRADITIONAL */ |
774d564b | 3662 | } |
3663 | ||
ed79a026 | 3664 | #if defined(DOSISH) || defined(EPOC) |
774d564b | 3665 | # define PERLLIB_SEP ';' |
3666 | #else | |
3667 | # if defined(VMS) | |
3668 | # define PERLLIB_SEP '|' | |
3669 | # else | |
bf4acbe4 GS |
3670 | # if defined(MACOS_TRADITIONAL) |
3671 | # define PERLLIB_SEP ',' | |
3672 | # else | |
3673 | # define PERLLIB_SEP ':' | |
3674 | # endif | |
774d564b | 3675 | # endif |
3676 | #endif | |
3677 | #ifndef PERLLIB_MANGLE | |
3678 | # define PERLLIB_MANGLE(s,n) (s) | |
ac27b0f5 | 3679 | #endif |
774d564b | 3680 | |
76e3520e | 3681 | STATIC void |
9c8a64f0 | 3682 | S_incpush(pTHX_ char *p, int addsubdirs, int addoldvers) |
774d564b | 3683 | { |
3684 | SV *subdir = Nullsv; | |
774d564b | 3685 | |
3b290362 | 3686 | if (!p || !*p) |
774d564b | 3687 | return; |
3688 | ||
9c8a64f0 | 3689 | if (addsubdirs || addoldvers) { |
00db4c45 | 3690 | subdir = sv_newmortal(); |
774d564b | 3691 | } |
3692 | ||
3693 | /* Break at all separators */ | |
3694 | while (p && *p) { | |
8c52afec | 3695 | SV *libdir = NEWSV(55,0); |
774d564b | 3696 | char *s; |
3697 | ||
3698 | /* skip any consecutive separators */ | |
3699 | while ( *p == PERLLIB_SEP ) { | |
3700 | /* Uncomment the next line for PATH semantics */ | |
79cb57f6 | 3701 | /* av_push(GvAVn(PL_incgv), newSVpvn(".", 1)); */ |
774d564b | 3702 | p++; |
3703 | } | |
3704 | ||
3705 | if ( (s = strchr(p, PERLLIB_SEP)) != Nullch ) { | |
3706 | sv_setpvn(libdir, PERLLIB_MANGLE(p, (STRLEN)(s - p)), | |
3707 | (STRLEN)(s - p)); | |
3708 | p = s + 1; | |
3709 | } | |
3710 | else { | |
3711 | sv_setpv(libdir, PERLLIB_MANGLE(p, 0)); | |
3712 | p = Nullch; /* break out */ | |
3713 | } | |
bf4acbe4 GS |
3714 | #ifdef MACOS_TRADITIONAL |
3715 | if (!strchr(SvPVX(libdir), ':')) | |
3716 | sv_insert(libdir, 0, 0, ":", 1); | |
3717 | if (SvPVX(libdir)[SvCUR(libdir)-1] != ':') | |
3718 | sv_catpv(libdir, ":"); | |
3719 | #endif | |
774d564b | 3720 | |
3721 | /* | |
3722 | * BEFORE pushing libdir onto @INC we may first push version- and | |
3723 | * archname-specific sub-directories. | |
3724 | */ | |
9c8a64f0 | 3725 | if (addsubdirs || addoldvers) { |
29d82f8d | 3726 | #ifdef PERL_INC_VERSION_LIST |
8353b874 GS |
3727 | /* Configure terminates PERL_INC_VERSION_LIST with a NULL */ |
3728 | const char *incverlist[] = { PERL_INC_VERSION_LIST }; | |
29d82f8d GS |
3729 | const char **incver; |
3730 | #endif | |
774d564b | 3731 | struct stat tmpstatbuf; |
aa689395 | 3732 | #ifdef VMS |
3733 | char *unix; | |
3734 | STRLEN len; | |
774d564b | 3735 | |
2d8e6c8d | 3736 | if ((unix = tounixspec_ts(SvPV(libdir,len),Nullch)) != Nullch) { |
aa689395 | 3737 | len = strlen(unix); |
3738 | while (unix[len-1] == '/') len--; /* Cosmetic */ | |
3739 | sv_usepvn(libdir,unix,len); | |
3740 | } | |
3741 | else | |
bf49b057 | 3742 | PerlIO_printf(Perl_error_log, |
aa689395 | 3743 | "Failed to unixify @INC element \"%s\"\n", |
2d8e6c8d | 3744 | SvPV(libdir,len)); |
aa689395 | 3745 | #endif |
9c8a64f0 | 3746 | if (addsubdirs) { |
bf4acbe4 GS |
3747 | #ifdef MACOS_TRADITIONAL |
3748 | #define PERL_AV_SUFFIX_FMT "" | |
084592ab CN |
3749 | #define PERL_ARCH_FMT "%s:" |
3750 | #define PERL_ARCH_FMT_PATH PERL_FS_VER_FMT PERL_AV_SUFFIX_FMT | |
bf4acbe4 GS |
3751 | #else |
3752 | #define PERL_AV_SUFFIX_FMT "/" | |
3753 | #define PERL_ARCH_FMT "/%s" | |
084592ab | 3754 | #define PERL_ARCH_FMT_PATH PERL_AV_SUFFIX_FMT PERL_FS_VER_FMT |
bf4acbe4 | 3755 | #endif |
9c8a64f0 | 3756 | /* .../version/archname if -d .../version/archname */ |
084592ab | 3757 | Perl_sv_setpvf(aTHX_ subdir, "%"SVf PERL_ARCH_FMT_PATH PERL_ARCH_FMT, |
9c8a64f0 GS |
3758 | libdir, |
3759 | (int)PERL_REVISION, (int)PERL_VERSION, | |
3760 | (int)PERL_SUBVERSION, ARCHNAME); | |
3761 | if (PerlLIO_stat(SvPVX(subdir), &tmpstatbuf) >= 0 && | |
3762 | S_ISDIR(tmpstatbuf.st_mode)) | |
3763 | av_push(GvAVn(PL_incgv), newSVsv(subdir)); | |
4b03c463 | 3764 | |
9c8a64f0 | 3765 | /* .../version if -d .../version */ |
084592ab | 3766 | Perl_sv_setpvf(aTHX_ subdir, "%"SVf PERL_ARCH_FMT_PATH, libdir, |
9c8a64f0 GS |
3767 | (int)PERL_REVISION, (int)PERL_VERSION, |
3768 | (int)PERL_SUBVERSION); | |
3769 | if (PerlLIO_stat(SvPVX(subdir), &tmpstatbuf) >= 0 && | |
3770 | S_ISDIR(tmpstatbuf.st_mode)) | |
3771 | av_push(GvAVn(PL_incgv), newSVsv(subdir)); | |
3772 | ||
3773 | /* .../archname if -d .../archname */ | |
bf4acbe4 | 3774 | Perl_sv_setpvf(aTHX_ subdir, "%"SVf PERL_ARCH_FMT, libdir, ARCHNAME); |
29d82f8d GS |
3775 | if (PerlLIO_stat(SvPVX(subdir), &tmpstatbuf) >= 0 && |
3776 | S_ISDIR(tmpstatbuf.st_mode)) | |
3777 | av_push(GvAVn(PL_incgv), newSVsv(subdir)); | |
29d82f8d | 3778 | } |
9c8a64f0 | 3779 | |
9c8a64f0 | 3780 | #ifdef PERL_INC_VERSION_LIST |
ccc2aad8 | 3781 | if (addoldvers) { |
9c8a64f0 GS |
3782 | for (incver = incverlist; *incver; incver++) { |
3783 | /* .../xxx if -d .../xxx */ | |
bf4acbe4 | 3784 | Perl_sv_setpvf(aTHX_ subdir, "%"SVf PERL_ARCH_FMT, libdir, *incver); |
9c8a64f0 GS |
3785 | if (PerlLIO_stat(SvPVX(subdir), &tmpstatbuf) >= 0 && |
3786 | S_ISDIR(tmpstatbuf.st_mode)) | |
3787 | av_push(GvAVn(PL_incgv), newSVsv(subdir)); | |
3788 | } | |
3789 | } | |
29d82f8d | 3790 | #endif |
774d564b | 3791 | } |
3792 | ||
3793 | /* finally push this lib directory on the end of @INC */ | |
3280af22 | 3794 | av_push(GvAVn(PL_incgv), libdir); |
774d564b | 3795 | } |
34de22dd | 3796 | } |
93a17b20 | 3797 | |
4d1ff10f | 3798 | #ifdef USE_5005THREADS |
76e3520e | 3799 | STATIC struct perl_thread * |
cea2e8a9 | 3800 | S_init_main_thread(pTHX) |
199100c8 | 3801 | { |
c5be433b | 3802 | #if !defined(PERL_IMPLICIT_CONTEXT) |
52e1cb5e | 3803 | struct perl_thread *thr; |
cea2e8a9 | 3804 | #endif |
199100c8 MB |
3805 | XPV *xpv; |
3806 | ||
52e1cb5e | 3807 | Newz(53, thr, 1, struct perl_thread); |
533c011a | 3808 | PL_curcop = &PL_compiling; |
c5be433b | 3809 | thr->interp = PERL_GET_INTERP; |
199100c8 | 3810 | thr->cvcache = newHV(); |
54b9620d | 3811 | thr->threadsv = newAV(); |
940cb80d | 3812 | /* thr->threadsvp is set when find_threadsv is called */ |
199100c8 MB |
3813 | thr->specific = newAV(); |
3814 | thr->flags = THRf_R_JOINABLE; | |
3815 | MUTEX_INIT(&thr->mutex); | |
3816 | /* Handcraft thrsv similarly to mess_sv */ | |
533c011a | 3817 | New(53, PL_thrsv, 1, SV); |
199100c8 | 3818 | Newz(53, xpv, 1, XPV); |
533c011a NIS |
3819 | SvFLAGS(PL_thrsv) = SVt_PV; |
3820 | SvANY(PL_thrsv) = (void*)xpv; | |
3821 | SvREFCNT(PL_thrsv) = 1 << 30; /* practically infinite */ | |
3822 | SvPVX(PL_thrsv) = (char*)thr; | |
3823 | SvCUR_set(PL_thrsv, sizeof(thr)); | |
3824 | SvLEN_set(PL_thrsv, sizeof(thr)); | |
3825 | *SvEND(PL_thrsv) = '\0'; /* in the trailing_nul field */ | |
3826 | thr->oursv = PL_thrsv; | |
3827 | PL_chopset = " \n-"; | |
3967c732 | 3828 | PL_dumpindent = 4; |
533c011a NIS |
3829 | |
3830 | MUTEX_LOCK(&PL_threads_mutex); | |
3831 | PL_nthreads++; | |
199100c8 MB |
3832 | thr->tid = 0; |
3833 | thr->next = thr; | |
3834 | thr->prev = thr; | |
8dcd6f7b | 3835 | thr->thr_done = 0; |
533c011a | 3836 | MUTEX_UNLOCK(&PL_threads_mutex); |
199100c8 | 3837 | |
4b026b9e | 3838 | #ifdef HAVE_THREAD_INTERN |
4f63d024 | 3839 | Perl_init_thread_intern(thr); |
235db74f GS |
3840 | #endif |
3841 | ||
3842 | #ifdef SET_THREAD_SELF | |
3843 | SET_THREAD_SELF(thr); | |
199100c8 MB |
3844 | #else |
3845 | thr->self = pthread_self(); | |
235db74f | 3846 | #endif /* SET_THREAD_SELF */ |
06d86050 | 3847 | PERL_SET_THX(thr); |
199100c8 MB |
3848 | |
3849 | /* | |
411caa50 JH |
3850 | * These must come after the thread self setting |
3851 | * because sv_setpvn does SvTAINT and the taint | |
3852 | * fields thread selfness being set. | |
199100c8 | 3853 | */ |
533c011a NIS |
3854 | PL_toptarget = NEWSV(0,0); |
3855 | sv_upgrade(PL_toptarget, SVt_PVFM); | |
3856 | sv_setpvn(PL_toptarget, "", 0); | |
3857 | PL_bodytarget = NEWSV(0,0); | |
3858 | sv_upgrade(PL_bodytarget, SVt_PVFM); | |
3859 | sv_setpvn(PL_bodytarget, "", 0); | |
3860 | PL_formtarget = PL_bodytarget; | |
79cb57f6 | 3861 | thr->errsv = newSVpvn("", 0); |
78857c3c | 3862 | (void) find_threadsv("@"); /* Ensure $@ is initialised early */ |
5c0ca799 | 3863 | |
533c011a | 3864 | PL_maxscream = -1; |
a2efc822 | 3865 | PL_peepp = MEMBER_TO_FPTR(Perl_peep); |
0b94c7bb GS |
3866 | PL_regcompp = MEMBER_TO_FPTR(Perl_pregcomp); |
3867 | PL_regexecp = MEMBER_TO_FPTR(Perl_regexec_flags); | |
3868 | PL_regint_start = MEMBER_TO_FPTR(Perl_re_intuit_start); | |
3869 | PL_regint_string = MEMBER_TO_FPTR(Perl_re_intuit_string); | |
3870 | PL_regfree = MEMBER_TO_FPTR(Perl_pregfree); | |
533c011a NIS |
3871 | PL_regindent = 0; |
3872 | PL_reginterp_cnt = 0; | |
5c0ca799 | 3873 | |
199100c8 MB |
3874 | return thr; |
3875 | } | |
4d1ff10f | 3876 | #endif /* USE_5005THREADS */ |
199100c8 | 3877 | |
93a17b20 | 3878 | void |
864dbfa3 | 3879 | Perl_call_list(pTHX_ I32 oldscope, AV *paramList) |
93a17b20 | 3880 | { |
971a9dd3 | 3881 | SV *atsv; |
57843af0 | 3882 | line_t oldline = CopLINE(PL_curcop); |
312caa8e | 3883 | CV *cv; |
22921e25 | 3884 | STRLEN len; |
6224f72b | 3885 | int ret; |
db36c5a1 | 3886 | dJMPENV; |
93a17b20 | 3887 | |
76e3520e | 3888 | while (AvFILL(paramList) >= 0) { |
312caa8e | 3889 | cv = (CV*)av_shift(paramList); |
aefff11f | 3890 | if (PL_savebegin && (paramList == PL_beginav)) { |
059a8bb7 JH |
3891 | /* save PL_beginav for compiler */ |
3892 | if (! PL_beginav_save) | |
3893 | PL_beginav_save = newAV(); | |
3894 | av_push(PL_beginav_save, (SV*)cv); | |
3895 | } else { | |
3896 | SAVEFREESV(cv); | |
3897 | } | |
14dd3ad8 GS |
3898 | #ifdef PERL_FLEXIBLE_EXCEPTIONS |
3899 | CALLPROTECT(aTHX_ pcur_env, &ret, MEMBER_TO_FPTR(S_vcall_list_body), cv); | |
3900 | #else | |
3901 | JMPENV_PUSH(ret); | |
3902 | #endif | |
6224f72b | 3903 | switch (ret) { |
312caa8e | 3904 | case 0: |
14dd3ad8 GS |
3905 | #ifndef PERL_FLEXIBLE_EXCEPTIONS |
3906 | call_list_body(cv); | |
3907 | #endif | |
971a9dd3 | 3908 | atsv = ERRSV; |
312caa8e CS |
3909 | (void)SvPV(atsv, len); |
3910 | if (len) { | |
971a9dd3 | 3911 | STRLEN n_a; |
312caa8e | 3912 | PL_curcop = &PL_compiling; |
57843af0 | 3913 | CopLINE_set(PL_curcop, oldline); |
312caa8e CS |
3914 | if (paramList == PL_beginav) |
3915 | sv_catpv(atsv, "BEGIN failed--compilation aborted"); | |
3916 | else | |
4f25aa18 GS |
3917 | Perl_sv_catpvf(aTHX_ atsv, |
3918 | "%s failed--call queue aborted", | |
7d30b5c4 | 3919 | paramList == PL_checkav ? "CHECK" |
4f25aa18 GS |
3920 | : paramList == PL_initav ? "INIT" |
3921 | : "END"); | |
312caa8e CS |
3922 | while (PL_scopestack_ix > oldscope) |
3923 | LEAVE; | |
14dd3ad8 | 3924 | JMPENV_POP; |
971a9dd3 | 3925 | Perl_croak(aTHX_ "%s", SvPVx(atsv, n_a)); |
a0d0e21e | 3926 | } |
85e6fe83 | 3927 | break; |
6224f72b | 3928 | case 1: |
f86702cc | 3929 | STATUS_ALL_FAILURE; |
85e6fe83 | 3930 | /* FALL THROUGH */ |
6224f72b | 3931 | case 2: |
85e6fe83 | 3932 | /* my_exit() was called */ |
3280af22 | 3933 | while (PL_scopestack_ix > oldscope) |
2ae324a7 | 3934 | LEAVE; |
84902520 | 3935 | FREETMPS; |
3280af22 | 3936 | PL_curstash = PL_defstash; |
3280af22 | 3937 | PL_curcop = &PL_compiling; |
57843af0 | 3938 | CopLINE_set(PL_curcop, oldline); |
14dd3ad8 | 3939 | JMPENV_POP; |
cc3604b1 | 3940 | if (PL_statusvalue && !(PL_exit_flags & PERL_EXIT_EXPECTED)) { |
3280af22 | 3941 | if (paramList == PL_beginav) |
cea2e8a9 | 3942 | Perl_croak(aTHX_ "BEGIN failed--compilation aborted"); |
85e6fe83 | 3943 | else |
4f25aa18 | 3944 | Perl_croak(aTHX_ "%s failed--call queue aborted", |
7d30b5c4 | 3945 | paramList == PL_checkav ? "CHECK" |
4f25aa18 GS |
3946 | : paramList == PL_initav ? "INIT" |
3947 | : "END"); | |
85e6fe83 | 3948 | } |
f86702cc | 3949 | my_exit_jump(); |
85e6fe83 | 3950 | /* NOTREACHED */ |
6224f72b | 3951 | case 3: |
312caa8e CS |
3952 | if (PL_restartop) { |
3953 | PL_curcop = &PL_compiling; | |
57843af0 | 3954 | CopLINE_set(PL_curcop, oldline); |
312caa8e | 3955 | JMPENV_JUMP(3); |
85e6fe83 | 3956 | } |
bf49b057 | 3957 | PerlIO_printf(Perl_error_log, "panic: restartop\n"); |
312caa8e CS |
3958 | FREETMPS; |
3959 | break; | |
8990e307 | 3960 | } |
14dd3ad8 | 3961 | JMPENV_POP; |
93a17b20 | 3962 | } |
93a17b20 | 3963 | } |
93a17b20 | 3964 | |
14dd3ad8 | 3965 | #ifdef PERL_FLEXIBLE_EXCEPTIONS |
312caa8e | 3966 | STATIC void * |
14dd3ad8 | 3967 | S_vcall_list_body(pTHX_ va_list args) |
312caa8e | 3968 | { |
312caa8e | 3969 | CV *cv = va_arg(args, CV*); |
14dd3ad8 GS |
3970 | return call_list_body(cv); |
3971 | } | |
3972 | #endif | |
312caa8e | 3973 | |
14dd3ad8 GS |
3974 | STATIC void * |
3975 | S_call_list_body(pTHX_ CV *cv) | |
3976 | { | |
312caa8e | 3977 | PUSHMARK(PL_stack_sp); |
864dbfa3 | 3978 | call_sv((SV*)cv, G_EVAL|G_DISCARD); |
312caa8e CS |
3979 | return NULL; |
3980 | } | |
3981 | ||
f86702cc | 3982 | void |
864dbfa3 | 3983 | Perl_my_exit(pTHX_ U32 status) |
f86702cc | 3984 | { |
8b73bbec | 3985 | DEBUG_S(PerlIO_printf(Perl_debug_log, "my_exit: thread %p, status %lu\n", |
a863c7d1 | 3986 | thr, (unsigned long) status)); |
f86702cc | 3987 | switch (status) { |
3988 | case 0: | |
3989 | STATUS_ALL_SUCCESS; | |
3990 | break; | |
3991 | case 1: | |
3992 | STATUS_ALL_FAILURE; | |
3993 | break; | |
3994 | default: | |
3995 | STATUS_NATIVE_SET(status); | |
3996 | break; | |
3997 | } | |
3998 | my_exit_jump(); | |
3999 | } | |
4000 | ||
4001 | void | |
864dbfa3 | 4002 | Perl_my_failure_exit(pTHX) |
f86702cc | 4003 | { |
4004 | #ifdef VMS | |
4005 | if (vaxc$errno & 1) { | |
4fdae800 | 4006 | if (STATUS_NATIVE & 1) /* fortuitiously includes "-1" */ |
4007 | STATUS_NATIVE_SET(44); | |
f86702cc | 4008 | } |
4009 | else { | |
ff0cee69 | 4010 | if (!vaxc$errno && errno) /* unlikely */ |
4fdae800 | 4011 | STATUS_NATIVE_SET(44); |
f86702cc | 4012 | else |
4fdae800 | 4013 | STATUS_NATIVE_SET(vaxc$errno); |
f86702cc | 4014 | } |
4015 | #else | |
9b599b2a | 4016 | int exitstatus; |
f86702cc | 4017 | if (errno & 255) |
4018 | STATUS_POSIX_SET(errno); | |
9b599b2a | 4019 | else { |
ac27b0f5 | 4020 | exitstatus = STATUS_POSIX >> 8; |
9b599b2a GS |
4021 | if (exitstatus & 255) |
4022 | STATUS_POSIX_SET(exitstatus); | |
4023 | else | |
4024 | STATUS_POSIX_SET(255); | |
4025 | } | |
f86702cc | 4026 | #endif |
4027 | my_exit_jump(); | |
93a17b20 LW |
4028 | } |
4029 | ||
76e3520e | 4030 | STATIC void |
cea2e8a9 | 4031 | S_my_exit_jump(pTHX) |
f86702cc | 4032 | { |
c09156bb | 4033 | register PERL_CONTEXT *cx; |
f86702cc | 4034 | I32 gimme; |
4035 | SV **newsp; | |
4036 | ||
3280af22 NIS |
4037 | if (PL_e_script) { |
4038 | SvREFCNT_dec(PL_e_script); | |
4039 | PL_e_script = Nullsv; | |
f86702cc | 4040 | } |
4041 | ||
3280af22 | 4042 | POPSTACK_TO(PL_mainstack); |
f86702cc | 4043 | if (cxstack_ix >= 0) { |
4044 | if (cxstack_ix > 0) | |
4045 | dounwind(0); | |
3280af22 | 4046 | POPBLOCK(cx,PL_curpm); |
f86702cc | 4047 | LEAVE; |
4048 | } | |
ff0cee69 | 4049 | |
6224f72b | 4050 | JMPENV_JUMP(2); |
f86702cc | 4051 | } |
873ef191 | 4052 | |
0cb96387 | 4053 | static I32 |
acfe0abc | 4054 | read_e_script(pTHX_ int idx, SV *buf_sv, int maxlen) |
873ef191 GS |
4055 | { |
4056 | char *p, *nl; | |
3280af22 | 4057 | p = SvPVX(PL_e_script); |
873ef191 | 4058 | nl = strchr(p, '\n'); |
3280af22 | 4059 | nl = (nl) ? nl+1 : SvEND(PL_e_script); |
7dfe3f66 | 4060 | if (nl-p == 0) { |
0cb96387 | 4061 | filter_del(read_e_script); |
873ef191 | 4062 | return 0; |
7dfe3f66 | 4063 | } |
873ef191 | 4064 | sv_catpvn(buf_sv, p, nl-p); |
3280af22 | 4065 | sv_chop(PL_e_script, nl); |
873ef191 GS |
4066 | return 1; |
4067 | } |