Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* pp_sys.c |
2 | * | |
3 | * Copyright (c) 1991-1994, Larry Wall | |
4 | * | |
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. | |
7 | * | |
8 | */ | |
9 | ||
10 | /* | |
11 | * But only a short way ahead its floor and the walls on either side were | |
12 | * cloven by a great fissure, out of which the red glare came, now leaping | |
13 | * up, now dying down into darkness; and all the while far below there was | |
14 | * a rumour and a trouble as of great engines throbbing and labouring. | |
15 | */ | |
16 | ||
17 | #include "EXTERN.h" | |
18 | #include "perl.h" | |
19 | ||
76c32331 | 20 | /* XXX If this causes problems, set i_unistd=undef in the hint file. */ |
21 | #ifdef I_UNISTD | |
22 | # include <unistd.h> | |
23 | #endif | |
24 | ||
25 | #ifdef I_SYS_WAIT | |
26 | # include <sys/wait.h> | |
27 | #endif | |
28 | ||
29 | #ifdef I_SYS_RESOURCE | |
30 | # include <sys/resource.h> | |
16d20bd9 | 31 | #endif |
a0d0e21e | 32 | |
94b6baf5 AD |
33 | /* Put this after #includes because fork and vfork prototypes may |
34 | conflict. | |
35 | */ | |
36 | #ifndef HAS_VFORK | |
37 | # define vfork fork | |
38 | #endif | |
39 | ||
a0d0e21e LW |
40 | #if defined(HAS_SOCKET) && !defined(VMS) /* VMS handles sockets via vmsish.h */ |
41 | # include <sys/socket.h> | |
42 | # include <netdb.h> | |
43 | # ifndef ENOTSOCK | |
44 | # ifdef I_NET_ERRNO | |
45 | # include <net/errno.h> | |
46 | # endif | |
47 | # endif | |
48 | #endif | |
49 | ||
50 | #ifdef HAS_SELECT | |
51 | #ifdef I_SYS_SELECT | |
a0d0e21e LW |
52 | #include <sys/select.h> |
53 | #endif | |
54 | #endif | |
a0d0e21e LW |
55 | |
56 | #ifdef HOST_NOT_FOUND | |
57 | extern int h_errno; | |
58 | #endif | |
59 | ||
60 | #ifdef HAS_PASSWD | |
61 | # ifdef I_PWD | |
62 | # include <pwd.h> | |
63 | # else | |
64 | struct passwd *getpwnam _((char *)); | |
65 | struct passwd *getpwuid _((Uid_t)); | |
66 | # endif | |
67 | struct passwd *getpwent _((void)); | |
68 | #endif | |
69 | ||
70 | #ifdef HAS_GROUP | |
71 | # ifdef I_GRP | |
72 | # include <grp.h> | |
73 | # else | |
74 | struct group *getgrnam _((char *)); | |
75 | struct group *getgrgid _((Gid_t)); | |
76 | # endif | |
77 | struct group *getgrent _((void)); | |
78 | #endif | |
79 | ||
80 | #ifdef I_UTIME | |
81 | #include <utime.h> | |
82 | #endif | |
83 | #ifdef I_FCNTL | |
84 | #include <fcntl.h> | |
85 | #endif | |
86 | #ifdef I_SYS_FILE | |
87 | #include <sys/file.h> | |
88 | #endif | |
89 | ||
a0d0e21e LW |
90 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) |
91 | static int dooneliner _((char *cmd, char *filename)); | |
92 | #endif | |
cbdc8872 | 93 | |
94 | #ifdef HAS_CHSIZE | |
cd52b7b2 | 95 | # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ |
96 | # undef my_chsize | |
97 | # endif | |
cbdc8872 | 98 | # define my_chsize chsize |
99 | #endif | |
100 | ||
ff68c719 | 101 | #ifdef HAS_FLOCK |
102 | # define FLOCK flock | |
103 | #else /* no flock() */ | |
104 | ||
105 | # if defined(HAS_FCNTL) && defined(F_SETLK) && defined (F_SETLKW) | |
106 | # define FLOCK fcntl_emulate_flock | |
107 | # define FCNTL_EMULATE_FLOCK | |
108 | # else /* no flock() or fcntl(F_SETLK,...) */ | |
109 | # ifdef HAS_LOCKF | |
110 | # define FLOCK lockf_emulate_flock | |
111 | # define LOCKF_EMULATE_FLOCK | |
112 | # endif /* lockf */ | |
113 | # endif /* no flock() or fcntl(F_SETLK,...) */ | |
114 | ||
115 | # ifdef FLOCK | |
116 | static int FLOCK(int, int); | |
117 | ||
118 | /* | |
119 | * These are the flock() constants. Since this sytems doesn't have | |
120 | * flock(), the values of the constants are probably not available. | |
121 | */ | |
122 | # ifndef LOCK_SH | |
123 | # define LOCK_SH 1 | |
124 | # endif | |
125 | # ifndef LOCK_EX | |
126 | # define LOCK_EX 2 | |
127 | # endif | |
128 | # ifndef LOCK_NB | |
129 | # define LOCK_NB 4 | |
130 | # endif | |
131 | # ifndef LOCK_UN | |
132 | # define LOCK_UN 8 | |
133 | # endif | |
134 | # endif /* emulating flock() */ | |
135 | ||
136 | #endif /* no flock() */ | |
55497cff | 137 | |
138 | ||
a0d0e21e LW |
139 | /* Pushy I/O. */ |
140 | ||
141 | PP(pp_backtick) | |
142 | { | |
143 | dSP; dTARGET; | |
760ac839 | 144 | PerlIO *fp; |
a0d0e21e LW |
145 | char *tmps = POPp; |
146 | TAINT_PROPER("``"); | |
147 | fp = my_popen(tmps, "r"); | |
148 | if (fp) { | |
149 | sv_setpv(TARG, ""); /* note that this preserves previous buffer */ | |
150 | if (GIMME == G_SCALAR) { | |
151 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) | |
152 | /*SUPPRESS 530*/ | |
153 | ; | |
154 | XPUSHs(TARG); | |
155 | } | |
156 | else { | |
157 | SV *sv; | |
158 | ||
159 | for (;;) { | |
160 | sv = NEWSV(56, 80); | |
161 | if (sv_gets(sv, fp, 0) == Nullch) { | |
162 | SvREFCNT_dec(sv); | |
163 | break; | |
164 | } | |
165 | XPUSHs(sv_2mortal(sv)); | |
166 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
167 | SvLEN_set(sv, SvCUR(sv)+1); | |
168 | Renew(SvPVX(sv), SvLEN(sv), char); | |
169 | } | |
170 | } | |
171 | } | |
4633a7c4 | 172 | statusvalue = FIXSTATUS(my_pclose(fp)); |
a0d0e21e LW |
173 | } |
174 | else { | |
175 | statusvalue = -1; | |
176 | if (GIMME == G_SCALAR) | |
177 | RETPUSHUNDEF; | |
178 | } | |
179 | ||
180 | RETURN; | |
181 | } | |
182 | ||
183 | PP(pp_glob) | |
184 | { | |
185 | OP *result; | |
186 | ENTER; | |
a0d0e21e LW |
187 | |
188 | SAVESPTR(last_in_gv); /* We don't want this to be permanent. */ | |
189 | last_in_gv = (GV*)*stack_sp--; | |
190 | ||
c07a80fd | 191 | SAVESPTR(rs); /* This is not permanent, either. */ |
192 | rs = sv_2mortal(newSVpv("", 1)); | |
193 | #ifndef DOSISH | |
194 | #ifndef CSH | |
195 | *SvPVX(rs) = '\n'; | |
a0d0e21e | 196 | #endif /* !CSH */ |
55497cff | 197 | #endif /* !DOSISH */ |
c07a80fd | 198 | |
a0d0e21e LW |
199 | result = do_readline(); |
200 | LEAVE; | |
201 | return result; | |
202 | } | |
203 | ||
204 | PP(pp_indread) | |
205 | { | |
206 | last_in_gv = gv_fetchpv(SvPVx(GvSV((GV*)(*stack_sp--)), na), TRUE,SVt_PVIO); | |
207 | return do_readline(); | |
208 | } | |
209 | ||
210 | PP(pp_rcatline) | |
211 | { | |
212 | last_in_gv = cGVOP->op_gv; | |
213 | return do_readline(); | |
214 | } | |
215 | ||
216 | PP(pp_warn) | |
217 | { | |
218 | dSP; dMARK; | |
219 | char *tmps; | |
220 | if (SP - MARK != 1) { | |
221 | dTARGET; | |
222 | do_join(TARG, &sv_no, MARK, SP); | |
223 | tmps = SvPV(TARG, na); | |
224 | SP = MARK + 1; | |
225 | } | |
226 | else { | |
227 | tmps = SvPV(TOPs, na); | |
228 | } | |
229 | if (!tmps || !*tmps) { | |
4633a7c4 | 230 | SV *error = GvSV(errgv); |
a0d0e21e LW |
231 | (void)SvUPGRADE(error, SVt_PV); |
232 | if (SvPOK(error) && SvCUR(error)) | |
233 | sv_catpv(error, "\t...caught"); | |
234 | tmps = SvPV(error, na); | |
235 | } | |
236 | if (!tmps || !*tmps) | |
237 | tmps = "Warning: something's wrong"; | |
238 | warn("%s", tmps); | |
239 | RETSETYES; | |
240 | } | |
241 | ||
242 | PP(pp_die) | |
243 | { | |
244 | dSP; dMARK; | |
245 | char *tmps; | |
246 | if (SP - MARK != 1) { | |
247 | dTARGET; | |
248 | do_join(TARG, &sv_no, MARK, SP); | |
249 | tmps = SvPV(TARG, na); | |
250 | SP = MARK + 1; | |
251 | } | |
252 | else { | |
253 | tmps = SvPV(TOPs, na); | |
254 | } | |
255 | if (!tmps || !*tmps) { | |
4633a7c4 | 256 | SV *error = GvSV(errgv); |
a0d0e21e LW |
257 | (void)SvUPGRADE(error, SVt_PV); |
258 | if (SvPOK(error) && SvCUR(error)) | |
259 | sv_catpv(error, "\t...propagated"); | |
260 | tmps = SvPV(error, na); | |
261 | } | |
262 | if (!tmps || !*tmps) | |
263 | tmps = "Died"; | |
264 | DIE("%s", tmps); | |
265 | } | |
266 | ||
267 | /* I/O. */ | |
268 | ||
269 | PP(pp_open) | |
270 | { | |
271 | dSP; dTARGET; | |
272 | GV *gv; | |
273 | SV *sv; | |
274 | char *tmps; | |
275 | STRLEN len; | |
276 | ||
277 | if (MAXARG > 1) | |
278 | sv = POPs; | |
4633a7c4 | 279 | else if (SvTYPE(TOPs) == SVt_PVGV) |
a0d0e21e | 280 | sv = GvSV(TOPs); |
4633a7c4 LW |
281 | else |
282 | DIE(no_usym, "filehandle"); | |
a0d0e21e | 283 | gv = (GV*)POPs; |
aac0dd9a | 284 | if (IoFLAGS(GvIOn(gv)) & IOf_UNTAINT) /* This GV has UNTAINT previously set */ |
285 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; /* Clear it. We don't carry that over */ | |
a0d0e21e | 286 | tmps = SvPV(sv, len); |
c07a80fd | 287 | if (do_open(gv, tmps, len, FALSE, 0, 0, Nullfp)) { |
a0d0e21e LW |
288 | IoLINES(GvIOp(gv)) = 0; |
289 | PUSHi( (I32)forkprocess ); | |
290 | } | |
291 | else if (forkprocess == 0) /* we are a new child */ | |
292 | PUSHi(0); | |
293 | else | |
294 | RETPUSHUNDEF; | |
295 | RETURN; | |
296 | } | |
297 | ||
298 | PP(pp_close) | |
299 | { | |
300 | dSP; | |
301 | GV *gv; | |
302 | ||
303 | if (MAXARG == 0) | |
304 | gv = defoutgv; | |
305 | else | |
306 | gv = (GV*)POPs; | |
307 | EXTEND(SP, 1); | |
308 | PUSHs( do_close(gv, TRUE) ? &sv_yes : &sv_no ); | |
309 | RETURN; | |
310 | } | |
311 | ||
312 | PP(pp_pipe_op) | |
313 | { | |
314 | dSP; | |
315 | #ifdef HAS_PIPE | |
316 | GV *rgv; | |
317 | GV *wgv; | |
318 | register IO *rstio; | |
319 | register IO *wstio; | |
320 | int fd[2]; | |
321 | ||
322 | wgv = (GV*)POPs; | |
323 | rgv = (GV*)POPs; | |
324 | ||
325 | if (!rgv || !wgv) | |
326 | goto badexit; | |
327 | ||
4633a7c4 LW |
328 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
329 | DIE(no_usym, "filehandle"); | |
a0d0e21e LW |
330 | rstio = GvIOn(rgv); |
331 | wstio = GvIOn(wgv); | |
332 | ||
333 | if (IoIFP(rstio)) | |
334 | do_close(rgv, FALSE); | |
335 | if (IoIFP(wstio)) | |
336 | do_close(wgv, FALSE); | |
337 | ||
338 | if (pipe(fd) < 0) | |
339 | goto badexit; | |
340 | ||
760ac839 LW |
341 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"); |
342 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"); | |
a0d0e21e LW |
343 | IoIFP(wstio) = IoOFP(wstio); |
344 | IoTYPE(rstio) = '<'; | |
345 | IoTYPE(wstio) = '>'; | |
346 | ||
347 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 348 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
a0d0e21e | 349 | else close(fd[0]); |
760ac839 | 350 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
a0d0e21e LW |
351 | else close(fd[1]); |
352 | goto badexit; | |
353 | } | |
354 | ||
355 | RETPUSHYES; | |
356 | ||
357 | badexit: | |
358 | RETPUSHUNDEF; | |
359 | #else | |
360 | DIE(no_func, "pipe"); | |
361 | #endif | |
362 | } | |
363 | ||
364 | PP(pp_fileno) | |
365 | { | |
366 | dSP; dTARGET; | |
367 | GV *gv; | |
368 | IO *io; | |
760ac839 | 369 | PerlIO *fp; |
a0d0e21e LW |
370 | if (MAXARG < 1) |
371 | RETPUSHUNDEF; | |
372 | gv = (GV*)POPs; | |
373 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) | |
374 | RETPUSHUNDEF; | |
760ac839 | 375 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
376 | RETURN; |
377 | } | |
378 | ||
379 | PP(pp_umask) | |
380 | { | |
381 | dSP; dTARGET; | |
382 | int anum; | |
383 | ||
384 | #ifdef HAS_UMASK | |
385 | if (MAXARG < 1) { | |
386 | anum = umask(0); | |
387 | (void)umask(anum); | |
388 | } | |
389 | else | |
390 | anum = umask(POPi); | |
391 | TAINT_PROPER("umask"); | |
392 | XPUSHi(anum); | |
393 | #else | |
394 | DIE(no_func, "Unsupported function umask"); | |
395 | #endif | |
396 | RETURN; | |
397 | } | |
398 | ||
399 | PP(pp_binmode) | |
400 | { | |
401 | dSP; | |
402 | GV *gv; | |
403 | IO *io; | |
760ac839 | 404 | PerlIO *fp; |
a0d0e21e LW |
405 | |
406 | if (MAXARG < 1) | |
407 | RETPUSHUNDEF; | |
408 | ||
409 | gv = (GV*)POPs; | |
410 | ||
411 | EXTEND(SP, 1); | |
412 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) | |
55497cff | 413 | RETPUSHUNDEF; |
a0d0e21e LW |
414 | |
415 | #ifdef DOSISH | |
416 | #ifdef atarist | |
760ac839 | 417 | if (!PerlIO_flush(fp) && (fp->_flag |= _IOBIN)) |
a0d0e21e LW |
418 | RETPUSHYES; |
419 | else | |
420 | RETPUSHUNDEF; | |
421 | #else | |
760ac839 | 422 | if (setmode(PerlIO_fileno(fp), OP_BINARY) != -1) |
a0d0e21e LW |
423 | RETPUSHYES; |
424 | else | |
425 | RETPUSHUNDEF; | |
426 | #endif | |
427 | #else | |
cbdc8872 | 428 | #if defined(USEMYBINMODE) |
429 | if (my_binmode(fp,IoTYPE(io)) != NULL) | |
430 | RETPUSHYES; | |
431 | else | |
432 | RETPUSHUNDEF; | |
433 | #else | |
a0d0e21e LW |
434 | RETPUSHYES; |
435 | #endif | |
cbdc8872 | 436 | #endif |
437 | ||
a0d0e21e LW |
438 | } |
439 | ||
440 | PP(pp_tie) | |
441 | { | |
442 | dSP; | |
443 | SV *varsv; | |
444 | HV* stash; | |
445 | GV *gv; | |
446 | BINOP myop; | |
447 | SV *sv; | |
448 | SV **mark = stack_base + ++*markstack_ptr; /* reuse in entersub */ | |
449 | I32 markoff = mark - stack_base - 1; | |
450 | char *methname; | |
451 | ||
452 | varsv = mark[0]; | |
453 | if (SvTYPE(varsv) == SVt_PVHV) | |
454 | methname = "TIEHASH"; | |
455 | else if (SvTYPE(varsv) == SVt_PVAV) | |
456 | methname = "TIEARRAY"; | |
457 | else if (SvTYPE(varsv) == SVt_PVGV) | |
458 | methname = "TIEHANDLE"; | |
459 | else | |
460 | methname = "TIESCALAR"; | |
461 | ||
462 | stash = gv_stashsv(mark[1], FALSE); | |
463 | if (!stash || !(gv = gv_fetchmethod(stash, methname)) || !GvCV(gv)) | |
464 | DIE("Can't locate object method \"%s\" via package \"%s\"", | |
465 | methname, SvPV(mark[1],na)); | |
466 | ||
467 | Zero(&myop, 1, BINOP); | |
468 | myop.op_last = (OP *) &myop; | |
469 | myop.op_next = Nullop; | |
470 | myop.op_flags = OPf_KNOW|OPf_STACKED; | |
471 | ||
472 | ENTER; | |
473 | SAVESPTR(op); | |
474 | op = (OP *) &myop; | |
cbdc8872 | 475 | if (perldb && curstash != debstash) |
476 | op->op_private |= OPpENTERSUB_DB; | |
a0d0e21e | 477 | |
cbdc8872 | 478 | XPUSHs((SV*)gv); |
a0d0e21e LW |
479 | PUTBACK; |
480 | ||
481 | if (op = pp_entersub()) | |
53a31ece | 482 | runops(); |
a0d0e21e LW |
483 | SPAGAIN; |
484 | ||
485 | sv = TOPs; | |
486 | if (sv_isobject(sv)) { | |
487 | if (SvTYPE(varsv) == SVt_PVHV || SvTYPE(varsv) == SVt_PVAV) { | |
488 | sv_unmagic(varsv, 'P'); | |
489 | sv_magic(varsv, sv, 'P', Nullch, 0); | |
490 | } | |
491 | else { | |
492 | sv_unmagic(varsv, 'q'); | |
493 | sv_magic(varsv, sv, 'q', Nullch, 0); | |
494 | } | |
495 | } | |
496 | LEAVE; | |
497 | SP = stack_base + markoff; | |
498 | PUSHs(sv); | |
499 | RETURN; | |
500 | } | |
501 | ||
502 | PP(pp_untie) | |
503 | { | |
504 | dSP; | |
cbdc8872 | 505 | SV * sv ; |
506 | ||
507 | sv = POPs; | |
55497cff | 508 | |
509 | if (dowarn) { | |
cbdc8872 | 510 | MAGIC * mg ; |
511 | if (SvMAGICAL(sv)) { | |
512 | if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) | |
513 | mg = mg_find(sv, 'P') ; | |
514 | else | |
515 | mg = mg_find(sv, 'q') ; | |
516 | ||
517 | if (mg && SvREFCNT(SvRV(mg->mg_obj)) > 1) | |
55497cff | 518 | warn("untie attempted while %d inner references still exist", |
cbdc8872 | 519 | SvREFCNT(SvRV(mg->mg_obj)) - 1 ) ; |
520 | } | |
521 | } | |
522 | ||
523 | if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) | |
524 | sv_unmagic(sv, 'P'); | |
a0d0e21e | 525 | else |
cbdc8872 | 526 | sv_unmagic(sv, 'q'); |
55497cff | 527 | RETPUSHYES; |
a0d0e21e LW |
528 | } |
529 | ||
c07a80fd | 530 | PP(pp_tied) |
531 | { | |
a5f75d66 | 532 | dSP; |
c07a80fd | 533 | SV * sv ; |
534 | MAGIC * mg ; | |
535 | ||
536 | sv = POPs; | |
537 | if (SvMAGICAL(sv)) { | |
538 | if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) | |
539 | mg = mg_find(sv, 'P') ; | |
540 | else | |
541 | mg = mg_find(sv, 'q') ; | |
542 | ||
543 | if (mg) { | |
544 | PUSHs(sv_2mortal(newSVsv(mg->mg_obj))) ; | |
545 | RETURN ; | |
546 | } | |
547 | } | |
548 | ||
549 | RETPUSHUNDEF; | |
550 | } | |
551 | ||
a0d0e21e LW |
552 | PP(pp_dbmopen) |
553 | { | |
554 | dSP; | |
555 | HV *hv; | |
556 | dPOPPOPssrl; | |
557 | HV* stash; | |
558 | GV *gv; | |
559 | BINOP myop; | |
560 | SV *sv; | |
561 | ||
562 | hv = (HV*)POPs; | |
563 | ||
564 | sv = sv_mortalcopy(&sv_no); | |
565 | sv_setpv(sv, "AnyDBM_File"); | |
566 | stash = gv_stashsv(sv, FALSE); | |
567 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH")) || !GvCV(gv)) { | |
568 | PUTBACK; | |
4633a7c4 | 569 | perl_require_pv("AnyDBM_File.pm"); |
a0d0e21e LW |
570 | SPAGAIN; |
571 | if (!(gv = gv_fetchmethod(stash, "TIEHASH")) || !GvCV(gv)) | |
572 | DIE("No dbm on this machine"); | |
573 | } | |
574 | ||
575 | Zero(&myop, 1, BINOP); | |
576 | myop.op_last = (OP *) &myop; | |
577 | myop.op_next = Nullop; | |
578 | myop.op_flags = OPf_KNOW|OPf_STACKED; | |
579 | ||
580 | ENTER; | |
581 | SAVESPTR(op); | |
582 | op = (OP *) &myop; | |
cbdc8872 | 583 | if (perldb && curstash != debstash) |
584 | op->op_private |= OPpENTERSUB_DB; | |
a0d0e21e LW |
585 | PUTBACK; |
586 | pp_pushmark(); | |
587 | ||
588 | EXTEND(sp, 5); | |
589 | PUSHs(sv); | |
590 | PUSHs(left); | |
591 | if (SvIV(right)) | |
592 | PUSHs(sv_2mortal(newSViv(O_RDWR|O_CREAT))); | |
593 | else | |
594 | PUSHs(sv_2mortal(newSViv(O_RDWR))); | |
595 | PUSHs(right); | |
cbdc8872 | 596 | PUSHs((SV*)gv); |
a0d0e21e LW |
597 | PUTBACK; |
598 | ||
599 | if (op = pp_entersub()) | |
53a31ece | 600 | runops(); |
a0d0e21e LW |
601 | SPAGAIN; |
602 | ||
603 | if (!sv_isobject(TOPs)) { | |
604 | sp--; | |
605 | op = (OP *) &myop; | |
606 | PUTBACK; | |
607 | pp_pushmark(); | |
608 | ||
609 | PUSHs(sv); | |
610 | PUSHs(left); | |
611 | PUSHs(sv_2mortal(newSViv(O_RDONLY))); | |
612 | PUSHs(right); | |
cbdc8872 | 613 | PUSHs((SV*)gv); |
a0d0e21e LW |
614 | PUTBACK; |
615 | ||
616 | if (op = pp_entersub()) | |
53a31ece | 617 | runops(); |
a0d0e21e LW |
618 | SPAGAIN; |
619 | } | |
620 | ||
621 | if (sv_isobject(TOPs)) | |
622 | sv_magic((SV*)hv, TOPs, 'P', Nullch, 0); | |
623 | LEAVE; | |
624 | RETURN; | |
625 | } | |
626 | ||
627 | PP(pp_dbmclose) | |
628 | { | |
629 | return pp_untie(ARGS); | |
630 | } | |
631 | ||
632 | PP(pp_sselect) | |
633 | { | |
634 | dSP; dTARGET; | |
635 | #ifdef HAS_SELECT | |
636 | register I32 i; | |
637 | register I32 j; | |
638 | register char *s; | |
639 | register SV *sv; | |
640 | double value; | |
641 | I32 maxlen = 0; | |
642 | I32 nfound; | |
643 | struct timeval timebuf; | |
644 | struct timeval *tbuf = &timebuf; | |
645 | I32 growsize; | |
646 | char *fd_sets[4]; | |
647 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
648 | I32 masksize; | |
649 | I32 offset; | |
650 | I32 k; | |
651 | ||
652 | # if BYTEORDER & 0xf0000 | |
653 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
654 | # else | |
655 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
656 | # endif | |
657 | ||
658 | #endif | |
659 | ||
660 | SP -= 4; | |
661 | for (i = 1; i <= 3; i++) { | |
662 | if (!SvPOK(SP[i])) | |
663 | continue; | |
664 | j = SvCUR(SP[i]); | |
665 | if (maxlen < j) | |
666 | maxlen = j; | |
667 | } | |
668 | ||
669 | #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 | |
4633a7c4 LW |
670 | #ifdef __linux__ |
671 | growsize = sizeof(fd_set); | |
672 | #else | |
a0d0e21e | 673 | growsize = maxlen; /* little endians can use vecs directly */ |
4633a7c4 | 674 | #endif |
a0d0e21e LW |
675 | #else |
676 | #ifdef NFDBITS | |
677 | ||
678 | #ifndef NBBY | |
679 | #define NBBY 8 | |
680 | #endif | |
681 | ||
682 | masksize = NFDBITS / NBBY; | |
683 | #else | |
684 | masksize = sizeof(long); /* documented int, everyone seems to use long */ | |
685 | #endif | |
686 | growsize = maxlen + (masksize - (maxlen % masksize)); | |
687 | Zero(&fd_sets[0], 4, char*); | |
688 | #endif | |
689 | ||
690 | sv = SP[4]; | |
691 | if (SvOK(sv)) { | |
692 | value = SvNV(sv); | |
693 | if (value < 0.0) | |
694 | value = 0.0; | |
695 | timebuf.tv_sec = (long)value; | |
696 | value -= (double)timebuf.tv_sec; | |
697 | timebuf.tv_usec = (long)(value * 1000000.0); | |
698 | } | |
699 | else | |
700 | tbuf = Null(struct timeval*); | |
701 | ||
702 | for (i = 1; i <= 3; i++) { | |
703 | sv = SP[i]; | |
704 | if (!SvOK(sv)) { | |
705 | fd_sets[i] = 0; | |
706 | continue; | |
707 | } | |
708 | else if (!SvPOK(sv)) | |
709 | SvPV_force(sv,na); /* force string conversion */ | |
710 | j = SvLEN(sv); | |
711 | if (j < growsize) { | |
712 | Sv_Grow(sv, growsize); | |
a0d0e21e | 713 | } |
c07a80fd | 714 | j = SvCUR(sv); |
715 | s = SvPVX(sv) + j; | |
716 | while (++j <= growsize) { | |
717 | *s++ = '\0'; | |
718 | } | |
719 | ||
a0d0e21e LW |
720 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
721 | s = SvPVX(sv); | |
722 | New(403, fd_sets[i], growsize, char); | |
723 | for (offset = 0; offset < growsize; offset += masksize) { | |
724 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
725 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
726 | } | |
727 | #else | |
728 | fd_sets[i] = SvPVX(sv); | |
729 | #endif | |
730 | } | |
731 | ||
732 | nfound = select( | |
733 | maxlen * 8, | |
734 | (Select_fd_set_t) fd_sets[1], | |
735 | (Select_fd_set_t) fd_sets[2], | |
736 | (Select_fd_set_t) fd_sets[3], | |
737 | tbuf); | |
738 | for (i = 1; i <= 3; i++) { | |
739 | if (fd_sets[i]) { | |
740 | sv = SP[i]; | |
741 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
742 | s = SvPVX(sv); | |
743 | for (offset = 0; offset < growsize; offset += masksize) { | |
744 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
745 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
746 | } | |
747 | Safefree(fd_sets[i]); | |
748 | #endif | |
749 | SvSETMAGIC(sv); | |
750 | } | |
751 | } | |
752 | ||
753 | PUSHi(nfound); | |
754 | if (GIMME == G_ARRAY && tbuf) { | |
755 | value = (double)(timebuf.tv_sec) + | |
756 | (double)(timebuf.tv_usec) / 1000000.0; | |
757 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
758 | sv_setnv(sv, value); | |
759 | } | |
760 | RETURN; | |
761 | #else | |
762 | DIE("select not implemented"); | |
763 | #endif | |
764 | } | |
765 | ||
4633a7c4 LW |
766 | void |
767 | setdefout(gv) | |
768 | GV *gv; | |
769 | { | |
770 | if (gv) | |
771 | (void)SvREFCNT_inc(gv); | |
772 | if (defoutgv) | |
773 | SvREFCNT_dec(defoutgv); | |
774 | defoutgv = gv; | |
775 | } | |
776 | ||
a0d0e21e LW |
777 | PP(pp_select) |
778 | { | |
779 | dSP; dTARGET; | |
4633a7c4 LW |
780 | GV *newdefout, *egv; |
781 | HV *hv; | |
782 | ||
783 | newdefout = (op->op_private > 0) ? ((GV *) POPs) : NULL; | |
784 | ||
785 | egv = GvEGV(defoutgv); | |
786 | if (!egv) | |
787 | egv = defoutgv; | |
788 | hv = GvSTASH(egv); | |
789 | if (! hv) | |
790 | XPUSHs(&sv_undef); | |
791 | else { | |
cbdc8872 | 792 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
4633a7c4 | 793 | if (gvp && *gvp == egv) |
aac0dd9a | 794 | gv_efullname3(TARG, defoutgv, Nullch); |
4633a7c4 | 795 | else |
cbdc8872 | 796 | sv_setsv(TARG, sv_2mortal(newRV((SV*)egv))); |
4633a7c4 LW |
797 | XPUSHTARG; |
798 | } | |
799 | ||
800 | if (newdefout) { | |
801 | if (!GvIO(newdefout)) | |
802 | gv_IOadd(newdefout); | |
803 | setdefout(newdefout); | |
804 | } | |
805 | ||
a0d0e21e LW |
806 | RETURN; |
807 | } | |
808 | ||
809 | PP(pp_getc) | |
810 | { | |
811 | dSP; dTARGET; | |
812 | GV *gv; | |
813 | ||
814 | if (MAXARG <= 0) | |
815 | gv = stdingv; | |
816 | else | |
817 | gv = (GV*)POPs; | |
818 | if (!gv) | |
819 | gv = argvgv; | |
820 | if (!gv || do_eof(gv)) /* make sure we have fp with something */ | |
821 | RETPUSHUNDEF; | |
bbce6d69 | 822 | TAINT; |
a0d0e21e | 823 | sv_setpv(TARG, " "); |
760ac839 | 824 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
a0d0e21e LW |
825 | PUSHTARG; |
826 | RETURN; | |
827 | } | |
828 | ||
829 | PP(pp_read) | |
830 | { | |
831 | return pp_sysread(ARGS); | |
832 | } | |
833 | ||
834 | static OP * | |
835 | doform(cv,gv,retop) | |
836 | CV *cv; | |
837 | GV *gv; | |
838 | OP *retop; | |
839 | { | |
840 | register CONTEXT *cx; | |
841 | I32 gimme = GIMME; | |
842 | AV* padlist = CvPADLIST(cv); | |
843 | SV** svp = AvARRAY(padlist); | |
844 | ||
845 | ENTER; | |
846 | SAVETMPS; | |
847 | ||
848 | push_return(retop); | |
849 | PUSHBLOCK(cx, CXt_SUB, stack_sp); | |
850 | PUSHFORMAT(cx); | |
851 | SAVESPTR(curpad); | |
852 | curpad = AvARRAY((AV*)svp[1]); | |
853 | ||
4633a7c4 | 854 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
855 | return CvSTART(cv); |
856 | } | |
857 | ||
858 | PP(pp_enterwrite) | |
859 | { | |
860 | dSP; | |
861 | register GV *gv; | |
862 | register IO *io; | |
863 | GV *fgv; | |
864 | CV *cv; | |
865 | ||
866 | if (MAXARG == 0) | |
867 | gv = defoutgv; | |
868 | else { | |
869 | gv = (GV*)POPs; | |
870 | if (!gv) | |
871 | gv = defoutgv; | |
872 | } | |
873 | EXTEND(SP, 1); | |
874 | io = GvIO(gv); | |
875 | if (!io) { | |
876 | RETPUSHNO; | |
877 | } | |
878 | if (IoFMT_GV(io)) | |
879 | fgv = IoFMT_GV(io); | |
880 | else | |
881 | fgv = gv; | |
882 | ||
883 | cv = GvFORM(fgv); | |
884 | ||
885 | if (!cv) { | |
886 | if (fgv) { | |
748a9306 | 887 | SV *tmpsv = sv_newmortal(); |
aac0dd9a | 888 | gv_efullname3(tmpsv, fgv, Nullch); |
748a9306 | 889 | DIE("Undefined format \"%s\" called",SvPVX(tmpsv)); |
a0d0e21e LW |
890 | } |
891 | DIE("Not a format reference"); | |
892 | } | |
748a9306 | 893 | IoFLAGS(io) &= ~IOf_DIDTOP; |
a0d0e21e LW |
894 | |
895 | return doform(cv,gv,op->op_next); | |
896 | } | |
897 | ||
898 | PP(pp_leavewrite) | |
899 | { | |
900 | dSP; | |
901 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; | |
902 | register IO *io = GvIOp(gv); | |
760ac839 LW |
903 | PerlIO *ofp = IoOFP(io); |
904 | PerlIO *fp; | |
a0d0e21e LW |
905 | SV **newsp; |
906 | I32 gimme; | |
907 | register CONTEXT *cx; | |
908 | ||
760ac839 | 909 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
a0d0e21e LW |
910 | (long)IoLINES_LEFT(io), (long)FmLINES(formtarget))); |
911 | if (IoLINES_LEFT(io) < FmLINES(formtarget) && | |
912 | formtarget != toptarget) | |
913 | { | |
4633a7c4 LW |
914 | GV *fgv; |
915 | CV *cv; | |
a0d0e21e LW |
916 | if (!IoTOP_GV(io)) { |
917 | GV *topgv; | |
918 | char tmpbuf[256]; | |
919 | ||
920 | if (!IoTOP_NAME(io)) { | |
921 | if (!IoFMT_NAME(io)) | |
922 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
923 | sprintf(tmpbuf, "%s_TOP", IoFMT_NAME(io)); | |
924 | topgv = gv_fetchpv(tmpbuf,FALSE, SVt_PVFM); | |
748a9306 | 925 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e LW |
926 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
927 | IoTOP_NAME(io) = savepv(tmpbuf); | |
928 | else | |
929 | IoTOP_NAME(io) = savepv("top"); | |
930 | } | |
931 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
932 | if (!topgv || !GvFORM(topgv)) { | |
933 | IoLINES_LEFT(io) = 100000000; | |
934 | goto forget_top; | |
935 | } | |
936 | IoTOP_GV(io) = topgv; | |
937 | } | |
748a9306 LW |
938 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
939 | I32 lines = IoLINES_LEFT(io); | |
940 | char *s = SvPVX(formtarget); | |
8e07c86e AD |
941 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
942 | goto forget_top; | |
748a9306 LW |
943 | while (lines-- > 0) { |
944 | s = strchr(s, '\n'); | |
945 | if (!s) | |
946 | break; | |
947 | s++; | |
948 | } | |
949 | if (s) { | |
760ac839 | 950 | PerlIO_write(ofp, SvPVX(formtarget), s - SvPVX(formtarget)); |
748a9306 LW |
951 | sv_chop(formtarget, s); |
952 | FmLINES(formtarget) -= IoLINES_LEFT(io); | |
953 | } | |
954 | } | |
a0d0e21e | 955 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
760ac839 | 956 | PerlIO_write(ofp, SvPVX(formfeed), SvCUR(formfeed)); |
a0d0e21e LW |
957 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
958 | IoPAGE(io)++; | |
959 | formtarget = toptarget; | |
748a9306 | 960 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
961 | fgv = IoTOP_GV(io); |
962 | if (!fgv) | |
963 | DIE("bad top format reference"); | |
964 | cv = GvFORM(fgv); | |
965 | if (!cv) { | |
966 | SV *tmpsv = sv_newmortal(); | |
aac0dd9a | 967 | gv_efullname3(tmpsv, fgv, Nullch); |
4633a7c4 LW |
968 | DIE("Undefined top format \"%s\" called",SvPVX(tmpsv)); |
969 | } | |
970 | return doform(cv,gv,op); | |
a0d0e21e LW |
971 | } |
972 | ||
973 | forget_top: | |
974 | POPBLOCK(cx,curpm); | |
975 | POPFORMAT(cx); | |
976 | LEAVE; | |
977 | ||
978 | fp = IoOFP(io); | |
979 | if (!fp) { | |
980 | if (dowarn) { | |
981 | if (IoIFP(io)) | |
982 | warn("Filehandle only opened for input"); | |
983 | else | |
984 | warn("Write on closed filehandle"); | |
985 | } | |
986 | PUSHs(&sv_no); | |
987 | } | |
988 | else { | |
989 | if ((IoLINES_LEFT(io) -= FmLINES(formtarget)) < 0) { | |
990 | if (dowarn) | |
991 | warn("page overflow"); | |
992 | } | |
760ac839 LW |
993 | if (!PerlIO_write(ofp, SvPVX(formtarget), SvCUR(formtarget)) || |
994 | PerlIO_error(fp)) | |
a0d0e21e LW |
995 | PUSHs(&sv_no); |
996 | else { | |
997 | FmLINES(formtarget) = 0; | |
998 | SvCUR_set(formtarget, 0); | |
748a9306 | 999 | *SvEND(formtarget) = '\0'; |
a0d0e21e | 1000 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1001 | (void)PerlIO_flush(fp); |
a0d0e21e LW |
1002 | PUSHs(&sv_yes); |
1003 | } | |
1004 | } | |
1005 | formtarget = bodytarget; | |
1006 | PUTBACK; | |
1007 | return pop_return(); | |
1008 | } | |
1009 | ||
1010 | PP(pp_prtf) | |
1011 | { | |
1012 | dSP; dMARK; dORIGMARK; | |
1013 | GV *gv; | |
1014 | IO *io; | |
760ac839 | 1015 | PerlIO *fp; |
a0d0e21e LW |
1016 | SV *sv = NEWSV(0,0); |
1017 | ||
1018 | if (op->op_flags & OPf_STACKED) | |
1019 | gv = (GV*)*++MARK; | |
1020 | else | |
1021 | gv = defoutgv; | |
1022 | if (!(io = GvIO(gv))) { | |
748a9306 | 1023 | if (dowarn) { |
aac0dd9a | 1024 | gv_fullname3(sv, gv, Nullch); |
748a9306 LW |
1025 | warn("Filehandle %s never opened", SvPV(sv,na)); |
1026 | } | |
1027 | SETERRNO(EBADF,RMS$_IFI); | |
a0d0e21e LW |
1028 | goto just_say_no; |
1029 | } | |
1030 | else if (!(fp = IoOFP(io))) { | |
1031 | if (dowarn) { | |
aac0dd9a | 1032 | gv_fullname3(sv, gv, Nullch); |
a0d0e21e | 1033 | if (IoIFP(io)) |
748a9306 | 1034 | warn("Filehandle %s opened only for input", SvPV(sv,na)); |
a0d0e21e | 1035 | else |
748a9306 | 1036 | warn("printf on closed filehandle %s", SvPV(sv,na)); |
a0d0e21e | 1037 | } |
748a9306 | 1038 | SETERRNO(EBADF,IoIFP(io)?RMS$_FAC:RMS$_IFI); |
a0d0e21e LW |
1039 | goto just_say_no; |
1040 | } | |
1041 | else { | |
bbce6d69 | 1042 | #ifdef LC_NUMERIC |
1043 | if (op->op_private & OPpLOCALE) | |
1044 | NUMERIC_LOCAL(); | |
1045 | else | |
1046 | NUMERIC_STANDARD(); | |
1047 | #endif /* LC_NUMERIC */ | |
a0d0e21e LW |
1048 | do_sprintf(sv, SP - MARK, MARK + 1); |
1049 | if (!do_print(sv, fp)) | |
1050 | goto just_say_no; | |
1051 | ||
1052 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1053 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1054 | goto just_say_no; |
1055 | } | |
1056 | SvREFCNT_dec(sv); | |
1057 | SP = ORIGMARK; | |
1058 | PUSHs(&sv_yes); | |
1059 | RETURN; | |
1060 | ||
1061 | just_say_no: | |
1062 | SvREFCNT_dec(sv); | |
1063 | SP = ORIGMARK; | |
1064 | PUSHs(&sv_undef); | |
1065 | RETURN; | |
1066 | } | |
1067 | ||
c07a80fd | 1068 | PP(pp_sysopen) |
1069 | { | |
a5f75d66 | 1070 | dSP; |
c07a80fd | 1071 | GV *gv; |
c07a80fd | 1072 | SV *sv; |
1073 | char *tmps; | |
1074 | STRLEN len; | |
1075 | int mode, perm; | |
1076 | ||
1077 | if (MAXARG > 3) | |
1078 | perm = POPi; | |
1079 | else | |
1080 | perm = 0666; | |
1081 | mode = POPi; | |
1082 | sv = POPs; | |
1083 | gv = (GV *)POPs; | |
1084 | ||
1085 | tmps = SvPV(sv, len); | |
1086 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1087 | IoLINES(GvIOp(gv)) = 0; | |
1088 | PUSHs(&sv_yes); | |
1089 | } | |
1090 | else { | |
1091 | PUSHs(&sv_undef); | |
1092 | } | |
1093 | RETURN; | |
1094 | } | |
1095 | ||
a0d0e21e LW |
1096 | PP(pp_sysread) |
1097 | { | |
1098 | dSP; dMARK; dORIGMARK; dTARGET; | |
1099 | int offset; | |
1100 | GV *gv; | |
1101 | IO *io; | |
1102 | char *buffer; | |
1103 | int length; | |
1104 | int bufsize; | |
748a9306 | 1105 | SV *bufsv; |
a0d0e21e LW |
1106 | STRLEN blen; |
1107 | ||
1108 | gv = (GV*)*++MARK; | |
1109 | if (!gv) | |
1110 | goto say_undef; | |
748a9306 | 1111 | bufsv = *++MARK; |
ff68c719 | 1112 | if (! SvOK(bufsv)) |
1113 | sv_setpvn(bufsv, "", 0); | |
748a9306 | 1114 | buffer = SvPV_force(bufsv, blen); |
a0d0e21e LW |
1115 | length = SvIVx(*++MARK); |
1116 | if (length < 0) | |
1117 | DIE("Negative length"); | |
748a9306 | 1118 | SETERRNO(0,0); |
a0d0e21e LW |
1119 | if (MARK < SP) |
1120 | offset = SvIVx(*++MARK); | |
1121 | else | |
1122 | offset = 0; | |
1123 | io = GvIO(gv); | |
1124 | if (!io || !IoIFP(io)) | |
1125 | goto say_undef; | |
1126 | #ifdef HAS_SOCKET | |
1127 | if (op->op_type == OP_RECV) { | |
1128 | bufsize = sizeof buf; | |
748a9306 | 1129 | buffer = SvGROW(bufsv, length+1); |
bbce6d69 | 1130 | /* 'offset' means 'flags' here */ |
760ac839 | 1131 | length = recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
a0d0e21e LW |
1132 | (struct sockaddr *)buf, &bufsize); |
1133 | if (length < 0) | |
1134 | RETPUSHUNDEF; | |
748a9306 LW |
1135 | SvCUR_set(bufsv, length); |
1136 | *SvEND(bufsv) = '\0'; | |
1137 | (void)SvPOK_only(bufsv); | |
1138 | SvSETMAGIC(bufsv); | |
aac0dd9a | 1139 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1140 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1141 | SvTAINTED_on(bufsv); | |
a0d0e21e LW |
1142 | SP = ORIGMARK; |
1143 | sv_setpvn(TARG, buf, bufsize); | |
1144 | PUSHs(TARG); | |
1145 | RETURN; | |
1146 | } | |
1147 | #else | |
1148 | if (op->op_type == OP_RECV) | |
1149 | DIE(no_sock_func, "recv"); | |
1150 | #endif | |
bbce6d69 | 1151 | if (offset < 0) { |
1152 | if (-offset > blen) | |
1153 | DIE("Offset outside string"); | |
1154 | offset += blen; | |
1155 | } | |
cd52b7b2 | 1156 | bufsize = SvCUR(bufsv); |
748a9306 | 1157 | buffer = SvGROW(bufsv, length+offset+1); |
cd52b7b2 | 1158 | if (offset > bufsize) { /* Zero any newly allocated space */ |
1159 | Zero(buffer+bufsize, offset-bufsize, char); | |
1160 | } | |
a0d0e21e | 1161 | if (op->op_type == OP_SYSREAD) { |
760ac839 | 1162 | length = read(PerlIO_fileno(IoIFP(io)), buffer+offset, length); |
a0d0e21e LW |
1163 | } |
1164 | else | |
1165 | #ifdef HAS_SOCKET__bad_code_maybe | |
1166 | if (IoTYPE(io) == 's') { | |
1167 | bufsize = sizeof buf; | |
760ac839 | 1168 | length = recvfrom(PerlIO_fileno(IoIFP(io)), buffer+offset, length, 0, |
a0d0e21e LW |
1169 | (struct sockaddr *)buf, &bufsize); |
1170 | } | |
1171 | else | |
1172 | #endif | |
760ac839 | 1173 | length = PerlIO_read(IoIFP(io), buffer+offset, length); |
a0d0e21e LW |
1174 | if (length < 0) |
1175 | goto say_undef; | |
748a9306 LW |
1176 | SvCUR_set(bufsv, length+offset); |
1177 | *SvEND(bufsv) = '\0'; | |
1178 | (void)SvPOK_only(bufsv); | |
1179 | SvSETMAGIC(bufsv); | |
aac0dd9a | 1180 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1181 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1182 | SvTAINTED_on(bufsv); | |
a0d0e21e LW |
1183 | SP = ORIGMARK; |
1184 | PUSHi(length); | |
1185 | RETURN; | |
1186 | ||
1187 | say_undef: | |
1188 | SP = ORIGMARK; | |
1189 | RETPUSHUNDEF; | |
1190 | } | |
1191 | ||
1192 | PP(pp_syswrite) | |
1193 | { | |
1194 | return pp_send(ARGS); | |
1195 | } | |
1196 | ||
1197 | PP(pp_send) | |
1198 | { | |
1199 | dSP; dMARK; dORIGMARK; dTARGET; | |
1200 | GV *gv; | |
1201 | IO *io; | |
1202 | int offset; | |
748a9306 | 1203 | SV *bufsv; |
a0d0e21e LW |
1204 | char *buffer; |
1205 | int length; | |
1206 | STRLEN blen; | |
1207 | ||
1208 | gv = (GV*)*++MARK; | |
1209 | if (!gv) | |
1210 | goto say_undef; | |
748a9306 LW |
1211 | bufsv = *++MARK; |
1212 | buffer = SvPV(bufsv, blen); | |
a0d0e21e LW |
1213 | length = SvIVx(*++MARK); |
1214 | if (length < 0) | |
1215 | DIE("Negative length"); | |
748a9306 | 1216 | SETERRNO(0,0); |
a0d0e21e LW |
1217 | io = GvIO(gv); |
1218 | if (!io || !IoIFP(io)) { | |
1219 | length = -1; | |
1220 | if (dowarn) { | |
1221 | if (op->op_type == OP_SYSWRITE) | |
1222 | warn("Syswrite on closed filehandle"); | |
1223 | else | |
1224 | warn("Send on closed socket"); | |
1225 | } | |
1226 | } | |
1227 | else if (op->op_type == OP_SYSWRITE) { | |
bbce6d69 | 1228 | if (MARK < SP) { |
a0d0e21e | 1229 | offset = SvIVx(*++MARK); |
bbce6d69 | 1230 | if (offset < 0) { |
1231 | if (-offset > blen) | |
1232 | DIE("Offset outside string"); | |
1233 | offset += blen; | |
1234 | } else if (offset >= blen) | |
1235 | DIE("Offset outside string"); | |
1236 | } else | |
a0d0e21e LW |
1237 | offset = 0; |
1238 | if (length > blen - offset) | |
1239 | length = blen - offset; | |
760ac839 | 1240 | length = write(PerlIO_fileno(IoIFP(io)), buffer+offset, length); |
a0d0e21e LW |
1241 | } |
1242 | #ifdef HAS_SOCKET | |
1243 | else if (SP > MARK) { | |
1244 | char *sockbuf; | |
1245 | STRLEN mlen; | |
1246 | sockbuf = SvPVx(*++MARK, mlen); | |
760ac839 | 1247 | length = sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, length, |
a0d0e21e LW |
1248 | (struct sockaddr *)sockbuf, mlen); |
1249 | } | |
1250 | else | |
760ac839 | 1251 | length = send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1252 | #else |
1253 | else | |
1254 | DIE(no_sock_func, "send"); | |
1255 | #endif | |
1256 | if (length < 0) | |
1257 | goto say_undef; | |
1258 | SP = ORIGMARK; | |
1259 | PUSHi(length); | |
1260 | RETURN; | |
1261 | ||
1262 | say_undef: | |
1263 | SP = ORIGMARK; | |
1264 | RETPUSHUNDEF; | |
1265 | } | |
1266 | ||
1267 | PP(pp_recv) | |
1268 | { | |
1269 | return pp_sysread(ARGS); | |
1270 | } | |
1271 | ||
1272 | PP(pp_eof) | |
1273 | { | |
1274 | dSP; | |
1275 | GV *gv; | |
1276 | ||
1277 | if (MAXARG <= 0) | |
1278 | gv = last_in_gv; | |
1279 | else | |
1280 | gv = last_in_gv = (GV*)POPs; | |
1281 | PUSHs(!gv || do_eof(gv) ? &sv_yes : &sv_no); | |
1282 | RETURN; | |
1283 | } | |
1284 | ||
1285 | PP(pp_tell) | |
1286 | { | |
1287 | dSP; dTARGET; | |
1288 | GV *gv; | |
1289 | ||
1290 | if (MAXARG <= 0) | |
1291 | gv = last_in_gv; | |
1292 | else | |
1293 | gv = last_in_gv = (GV*)POPs; | |
1294 | PUSHi( do_tell(gv) ); | |
1295 | RETURN; | |
1296 | } | |
1297 | ||
1298 | PP(pp_seek) | |
1299 | { | |
1300 | dSP; | |
1301 | GV *gv; | |
1302 | int whence = POPi; | |
1303 | long offset = POPl; | |
1304 | ||
1305 | gv = last_in_gv = (GV*)POPs; | |
1306 | PUSHs( do_seek(gv, offset, whence) ? &sv_yes : &sv_no ); | |
1307 | RETURN; | |
1308 | } | |
1309 | ||
1310 | PP(pp_truncate) | |
1311 | { | |
1312 | dSP; | |
1313 | Off_t len = (Off_t)POPn; | |
1314 | int result = 1; | |
1315 | GV *tmpgv; | |
1316 | ||
748a9306 | 1317 | SETERRNO(0,0); |
5d94fbed | 1318 | #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP) |
a0d0e21e LW |
1319 | if (op->op_flags & OPf_SPECIAL) { |
1320 | tmpgv = gv_fetchpv(POPp,FALSE, SVt_PVIO); | |
cbdc8872 | 1321 | do_ftruncate: |
a0d0e21e | 1322 | if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv)) || |
cbdc8872 | 1323 | #ifdef HAS_TRUNCATE |
760ac839 | 1324 | ftruncate(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
cbdc8872 | 1325 | #else |
760ac839 | 1326 | my_chsize(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
cbdc8872 | 1327 | #endif |
a0d0e21e LW |
1328 | result = 0; |
1329 | } | |
1330 | else { | |
cbdc8872 | 1331 | SV *sv = POPs; |
1332 | if (SvTYPE(sv) == SVt_PVGV) { | |
1333 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
1334 | goto do_ftruncate; | |
1335 | } | |
1336 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
1337 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
1338 | goto do_ftruncate; | |
1339 | } | |
1340 | #ifdef HAS_TRUNCATE | |
1341 | if (truncate (SvPV (sv, na), len) < 0) | |
a0d0e21e | 1342 | result = 0; |
cbdc8872 | 1343 | #else |
1344 | { | |
1345 | int tmpfd; | |
1346 | ||
3efb289c | 1347 | if ((tmpfd = open(SvPV (sv, na), O_RDWR)) < 0) |
bbce6d69 | 1348 | result = 0; |
cbdc8872 | 1349 | else { |
1350 | if (my_chsize(tmpfd, len) < 0) | |
1351 | result = 0; | |
1352 | close(tmpfd); | |
1353 | } | |
a0d0e21e | 1354 | } |
a0d0e21e | 1355 | #endif |
cbdc8872 | 1356 | } |
a0d0e21e LW |
1357 | |
1358 | if (result) | |
1359 | RETPUSHYES; | |
1360 | if (!errno) | |
748a9306 | 1361 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
1362 | RETPUSHUNDEF; |
1363 | #else | |
1364 | DIE("truncate not implemented"); | |
1365 | #endif | |
1366 | } | |
1367 | ||
1368 | PP(pp_fcntl) | |
1369 | { | |
1370 | return pp_ioctl(ARGS); | |
1371 | } | |
1372 | ||
1373 | PP(pp_ioctl) | |
1374 | { | |
1375 | dSP; dTARGET; | |
748a9306 | 1376 | SV *argsv = POPs; |
a0d0e21e LW |
1377 | unsigned int func = U_I(POPn); |
1378 | int optype = op->op_type; | |
1379 | char *s; | |
1380 | int retval; | |
1381 | GV *gv = (GV*)POPs; | |
1382 | IO *io = GvIOn(gv); | |
1383 | ||
748a9306 LW |
1384 | if (!io || !argsv || !IoIFP(io)) { |
1385 | SETERRNO(EBADF,RMS$_IFI); /* well, sort of... */ | |
a0d0e21e LW |
1386 | RETPUSHUNDEF; |
1387 | } | |
1388 | ||
748a9306 | 1389 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 1390 | STRLEN len; |
748a9306 | 1391 | s = SvPV_force(argsv, len); |
a0d0e21e LW |
1392 | retval = IOCPARM_LEN(func); |
1393 | if (len < retval) { | |
748a9306 LW |
1394 | s = Sv_Grow(argsv, retval+1); |
1395 | SvCUR_set(argsv, retval); | |
a0d0e21e LW |
1396 | } |
1397 | ||
748a9306 | 1398 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
1399 | } |
1400 | else { | |
748a9306 | 1401 | retval = SvIV(argsv); |
a0d0e21e LW |
1402 | #ifdef DOSISH |
1403 | s = (char*)(long)retval; /* ouch */ | |
1404 | #else | |
1405 | s = (char*)retval; /* ouch */ | |
1406 | #endif | |
1407 | } | |
1408 | ||
1409 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
1410 | ||
1411 | if (optype == OP_IOCTL) | |
1412 | #ifdef HAS_IOCTL | |
760ac839 | 1413 | retval = ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e LW |
1414 | #else |
1415 | DIE("ioctl is not implemented"); | |
1416 | #endif | |
1417 | else | |
55497cff | 1418 | #ifdef HAS_FCNTL |
1419 | #if defined(OS2) && defined(__EMX__) | |
760ac839 | 1420 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 1421 | #else |
760ac839 | 1422 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
55497cff | 1423 | #endif |
1424 | #else | |
a0d0e21e | 1425 | DIE("fcntl is not implemented"); |
a0d0e21e LW |
1426 | #endif |
1427 | ||
748a9306 LW |
1428 | if (SvPOK(argsv)) { |
1429 | if (s[SvCUR(argsv)] != 17) | |
a0d0e21e LW |
1430 | DIE("Possible memory corruption: %s overflowed 3rd argument", |
1431 | op_name[optype]); | |
748a9306 LW |
1432 | s[SvCUR(argsv)] = 0; /* put our null back */ |
1433 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
1434 | } |
1435 | ||
1436 | if (retval == -1) | |
1437 | RETPUSHUNDEF; | |
1438 | if (retval != 0) { | |
1439 | PUSHi(retval); | |
1440 | } | |
1441 | else { | |
1442 | PUSHp("0 but true", 10); | |
1443 | } | |
1444 | RETURN; | |
1445 | } | |
1446 | ||
1447 | PP(pp_flock) | |
1448 | { | |
1449 | dSP; dTARGET; | |
1450 | I32 value; | |
1451 | int argtype; | |
1452 | GV *gv; | |
760ac839 | 1453 | PerlIO *fp; |
16d20bd9 | 1454 | |
ff68c719 | 1455 | #ifdef FLOCK |
a0d0e21e LW |
1456 | argtype = POPi; |
1457 | if (MAXARG <= 0) | |
1458 | gv = last_in_gv; | |
1459 | else | |
1460 | gv = (GV*)POPs; | |
1461 | if (gv && GvIO(gv)) | |
1462 | fp = IoIFP(GvIOp(gv)); | |
1463 | else | |
1464 | fp = Nullfp; | |
1465 | if (fp) { | |
ff68c719 | 1466 | value = (I32)(FLOCK(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e LW |
1467 | } |
1468 | else | |
1469 | value = 0; | |
1470 | PUSHi(value); | |
1471 | RETURN; | |
1472 | #else | |
a0d0e21e | 1473 | DIE(no_func, "flock()"); |
a0d0e21e LW |
1474 | #endif |
1475 | } | |
1476 | ||
1477 | /* Sockets. */ | |
1478 | ||
1479 | PP(pp_socket) | |
1480 | { | |
1481 | dSP; | |
1482 | #ifdef HAS_SOCKET | |
1483 | GV *gv; | |
1484 | register IO *io; | |
1485 | int protocol = POPi; | |
1486 | int type = POPi; | |
1487 | int domain = POPi; | |
1488 | int fd; | |
1489 | ||
1490 | gv = (GV*)POPs; | |
1491 | ||
1492 | if (!gv) { | |
748a9306 | 1493 | SETERRNO(EBADF,LIB$_INVARG); |
a0d0e21e LW |
1494 | RETPUSHUNDEF; |
1495 | } | |
1496 | ||
1497 | io = GvIOn(gv); | |
1498 | if (IoIFP(io)) | |
1499 | do_close(gv, FALSE); | |
1500 | ||
1501 | TAINT_PROPER("socket"); | |
1502 | fd = socket(domain, type, protocol); | |
1503 | if (fd < 0) | |
1504 | RETPUSHUNDEF; | |
760ac839 LW |
1505 | IoIFP(io) = PerlIO_fdopen(fd, "r"); /* stdio gets confused about sockets */ |
1506 | IoOFP(io) = PerlIO_fdopen(fd, "w"); | |
a0d0e21e LW |
1507 | IoTYPE(io) = 's'; |
1508 | if (!IoIFP(io) || !IoOFP(io)) { | |
760ac839 LW |
1509 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
1510 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
a0d0e21e LW |
1511 | if (!IoIFP(io) && !IoOFP(io)) close(fd); |
1512 | RETPUSHUNDEF; | |
1513 | } | |
1514 | ||
1515 | RETPUSHYES; | |
1516 | #else | |
1517 | DIE(no_sock_func, "socket"); | |
1518 | #endif | |
1519 | } | |
1520 | ||
1521 | PP(pp_sockpair) | |
1522 | { | |
1523 | dSP; | |
1524 | #ifdef HAS_SOCKETPAIR | |
1525 | GV *gv1; | |
1526 | GV *gv2; | |
1527 | register IO *io1; | |
1528 | register IO *io2; | |
1529 | int protocol = POPi; | |
1530 | int type = POPi; | |
1531 | int domain = POPi; | |
1532 | int fd[2]; | |
1533 | ||
1534 | gv2 = (GV*)POPs; | |
1535 | gv1 = (GV*)POPs; | |
1536 | if (!gv1 || !gv2) | |
1537 | RETPUSHUNDEF; | |
1538 | ||
1539 | io1 = GvIOn(gv1); | |
1540 | io2 = GvIOn(gv2); | |
1541 | if (IoIFP(io1)) | |
1542 | do_close(gv1, FALSE); | |
1543 | if (IoIFP(io2)) | |
1544 | do_close(gv2, FALSE); | |
1545 | ||
1546 | TAINT_PROPER("socketpair"); | |
1547 | if (socketpair(domain, type, protocol, fd) < 0) | |
1548 | RETPUSHUNDEF; | |
760ac839 LW |
1549 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"); |
1550 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"); | |
a0d0e21e | 1551 | IoTYPE(io1) = 's'; |
760ac839 LW |
1552 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"); |
1553 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"); | |
a0d0e21e LW |
1554 | IoTYPE(io2) = 's'; |
1555 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { | |
760ac839 LW |
1556 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
1557 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
a0d0e21e | 1558 | if (!IoIFP(io1) && !IoOFP(io1)) close(fd[0]); |
760ac839 LW |
1559 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
1560 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
a0d0e21e LW |
1561 | if (!IoIFP(io2) && !IoOFP(io2)) close(fd[1]); |
1562 | RETPUSHUNDEF; | |
1563 | } | |
1564 | ||
1565 | RETPUSHYES; | |
1566 | #else | |
1567 | DIE(no_sock_func, "socketpair"); | |
1568 | #endif | |
1569 | } | |
1570 | ||
1571 | PP(pp_bind) | |
1572 | { | |
1573 | dSP; | |
1574 | #ifdef HAS_SOCKET | |
748a9306 | 1575 | SV *addrsv = POPs; |
a0d0e21e LW |
1576 | char *addr; |
1577 | GV *gv = (GV*)POPs; | |
1578 | register IO *io = GvIOn(gv); | |
1579 | STRLEN len; | |
1580 | ||
1581 | if (!io || !IoIFP(io)) | |
1582 | goto nuts; | |
1583 | ||
748a9306 | 1584 | addr = SvPV(addrsv, len); |
a0d0e21e | 1585 | TAINT_PROPER("bind"); |
760ac839 | 1586 | if (bind(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
1587 | RETPUSHYES; |
1588 | else | |
1589 | RETPUSHUNDEF; | |
1590 | ||
1591 | nuts: | |
1592 | if (dowarn) | |
1593 | warn("bind() on closed fd"); | |
748a9306 | 1594 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1595 | RETPUSHUNDEF; |
1596 | #else | |
1597 | DIE(no_sock_func, "bind"); | |
1598 | #endif | |
1599 | } | |
1600 | ||
1601 | PP(pp_connect) | |
1602 | { | |
1603 | dSP; | |
1604 | #ifdef HAS_SOCKET | |
748a9306 | 1605 | SV *addrsv = POPs; |
a0d0e21e LW |
1606 | char *addr; |
1607 | GV *gv = (GV*)POPs; | |
1608 | register IO *io = GvIOn(gv); | |
1609 | STRLEN len; | |
1610 | ||
1611 | if (!io || !IoIFP(io)) | |
1612 | goto nuts; | |
1613 | ||
748a9306 | 1614 | addr = SvPV(addrsv, len); |
a0d0e21e | 1615 | TAINT_PROPER("connect"); |
760ac839 | 1616 | if (connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
1617 | RETPUSHYES; |
1618 | else | |
1619 | RETPUSHUNDEF; | |
1620 | ||
1621 | nuts: | |
1622 | if (dowarn) | |
1623 | warn("connect() on closed fd"); | |
748a9306 | 1624 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1625 | RETPUSHUNDEF; |
1626 | #else | |
1627 | DIE(no_sock_func, "connect"); | |
1628 | #endif | |
1629 | } | |
1630 | ||
1631 | PP(pp_listen) | |
1632 | { | |
1633 | dSP; | |
1634 | #ifdef HAS_SOCKET | |
1635 | int backlog = POPi; | |
1636 | GV *gv = (GV*)POPs; | |
1637 | register IO *io = GvIOn(gv); | |
1638 | ||
1639 | if (!io || !IoIFP(io)) | |
1640 | goto nuts; | |
1641 | ||
760ac839 | 1642 | if (listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
1643 | RETPUSHYES; |
1644 | else | |
1645 | RETPUSHUNDEF; | |
1646 | ||
1647 | nuts: | |
1648 | if (dowarn) | |
1649 | warn("listen() on closed fd"); | |
748a9306 | 1650 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1651 | RETPUSHUNDEF; |
1652 | #else | |
1653 | DIE(no_sock_func, "listen"); | |
1654 | #endif | |
1655 | } | |
1656 | ||
1657 | PP(pp_accept) | |
1658 | { | |
1659 | dSP; dTARGET; | |
1660 | #ifdef HAS_SOCKET | |
1661 | GV *ngv; | |
1662 | GV *ggv; | |
1663 | register IO *nstio; | |
1664 | register IO *gstio; | |
4633a7c4 | 1665 | struct sockaddr saddr; /* use a struct to avoid alignment problems */ |
748a9306 | 1666 | int len = sizeof saddr; |
a0d0e21e LW |
1667 | int fd; |
1668 | ||
1669 | ggv = (GV*)POPs; | |
1670 | ngv = (GV*)POPs; | |
1671 | ||
1672 | if (!ngv) | |
1673 | goto badexit; | |
1674 | if (!ggv) | |
1675 | goto nuts; | |
1676 | ||
1677 | gstio = GvIO(ggv); | |
1678 | if (!gstio || !IoIFP(gstio)) | |
1679 | goto nuts; | |
1680 | ||
1681 | nstio = GvIOn(ngv); | |
1682 | if (IoIFP(nstio)) | |
1683 | do_close(ngv, FALSE); | |
1684 | ||
760ac839 | 1685 | fd = accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *)&saddr, &len); |
a0d0e21e LW |
1686 | if (fd < 0) |
1687 | goto badexit; | |
760ac839 LW |
1688 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"); |
1689 | IoOFP(nstio) = PerlIO_fdopen(fd, "w"); | |
a0d0e21e LW |
1690 | IoTYPE(nstio) = 's'; |
1691 | if (!IoIFP(nstio) || !IoOFP(nstio)) { | |
760ac839 LW |
1692 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
1693 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
a0d0e21e LW |
1694 | if (!IoIFP(nstio) && !IoOFP(nstio)) close(fd); |
1695 | goto badexit; | |
1696 | } | |
1697 | ||
748a9306 | 1698 | PUSHp((char *)&saddr, len); |
a0d0e21e LW |
1699 | RETURN; |
1700 | ||
1701 | nuts: | |
1702 | if (dowarn) | |
1703 | warn("accept() on closed fd"); | |
748a9306 | 1704 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1705 | |
1706 | badexit: | |
1707 | RETPUSHUNDEF; | |
1708 | ||
1709 | #else | |
1710 | DIE(no_sock_func, "accept"); | |
1711 | #endif | |
1712 | } | |
1713 | ||
1714 | PP(pp_shutdown) | |
1715 | { | |
1716 | dSP; dTARGET; | |
1717 | #ifdef HAS_SOCKET | |
1718 | int how = POPi; | |
1719 | GV *gv = (GV*)POPs; | |
1720 | register IO *io = GvIOn(gv); | |
1721 | ||
1722 | if (!io || !IoIFP(io)) | |
1723 | goto nuts; | |
1724 | ||
760ac839 | 1725 | PUSHi( shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
1726 | RETURN; |
1727 | ||
1728 | nuts: | |
1729 | if (dowarn) | |
1730 | warn("shutdown() on closed fd"); | |
748a9306 | 1731 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1732 | RETPUSHUNDEF; |
1733 | #else | |
1734 | DIE(no_sock_func, "shutdown"); | |
1735 | #endif | |
1736 | } | |
1737 | ||
1738 | PP(pp_gsockopt) | |
1739 | { | |
1740 | #ifdef HAS_SOCKET | |
1741 | return pp_ssockopt(ARGS); | |
1742 | #else | |
1743 | DIE(no_sock_func, "getsockopt"); | |
1744 | #endif | |
1745 | } | |
1746 | ||
1747 | PP(pp_ssockopt) | |
1748 | { | |
1749 | dSP; | |
1750 | #ifdef HAS_SOCKET | |
1751 | int optype = op->op_type; | |
1752 | SV *sv; | |
1753 | int fd; | |
1754 | unsigned int optname; | |
1755 | unsigned int lvl; | |
1756 | GV *gv; | |
1757 | register IO *io; | |
748a9306 | 1758 | int aint; |
a0d0e21e LW |
1759 | |
1760 | if (optype == OP_GSOCKOPT) | |
1761 | sv = sv_2mortal(NEWSV(22, 257)); | |
1762 | else | |
1763 | sv = POPs; | |
1764 | optname = (unsigned int) POPi; | |
1765 | lvl = (unsigned int) POPi; | |
1766 | ||
1767 | gv = (GV*)POPs; | |
1768 | io = GvIOn(gv); | |
1769 | if (!io || !IoIFP(io)) | |
1770 | goto nuts; | |
1771 | ||
760ac839 | 1772 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
1773 | switch (optype) { |
1774 | case OP_GSOCKOPT: | |
748a9306 | 1775 | SvGROW(sv, 257); |
a0d0e21e | 1776 | (void)SvPOK_only(sv); |
748a9306 LW |
1777 | SvCUR_set(sv,256); |
1778 | *SvEND(sv) ='\0'; | |
1779 | aint = SvCUR(sv); | |
1780 | if (getsockopt(fd, lvl, optname, SvPVX(sv), &aint) < 0) | |
a0d0e21e | 1781 | goto nuts2; |
748a9306 LW |
1782 | SvCUR_set(sv,aint); |
1783 | *SvEND(sv) ='\0'; | |
a0d0e21e LW |
1784 | PUSHs(sv); |
1785 | break; | |
1786 | case OP_SSOCKOPT: { | |
a0d0e21e LW |
1787 | STRLEN len = 0; |
1788 | char *buf = 0; | |
1789 | if (SvPOKp(sv)) | |
1790 | buf = SvPV(sv, len); | |
1791 | else if (SvOK(sv)) { | |
1792 | aint = (int)SvIV(sv); | |
1793 | buf = (char*)&aint; | |
1794 | len = sizeof(int); | |
1795 | } | |
1796 | if (setsockopt(fd, lvl, optname, buf, (int)len) < 0) | |
1797 | goto nuts2; | |
1798 | PUSHs(&sv_yes); | |
1799 | } | |
1800 | break; | |
1801 | } | |
1802 | RETURN; | |
1803 | ||
1804 | nuts: | |
1805 | if (dowarn) | |
1806 | warn("[gs]etsockopt() on closed fd"); | |
748a9306 | 1807 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1808 | nuts2: |
1809 | RETPUSHUNDEF; | |
1810 | ||
1811 | #else | |
1812 | DIE(no_sock_func, "setsockopt"); | |
1813 | #endif | |
1814 | } | |
1815 | ||
1816 | PP(pp_getsockname) | |
1817 | { | |
1818 | #ifdef HAS_SOCKET | |
1819 | return pp_getpeername(ARGS); | |
1820 | #else | |
1821 | DIE(no_sock_func, "getsockname"); | |
1822 | #endif | |
1823 | } | |
1824 | ||
1825 | PP(pp_getpeername) | |
1826 | { | |
1827 | dSP; | |
1828 | #ifdef HAS_SOCKET | |
1829 | int optype = op->op_type; | |
1830 | SV *sv; | |
1831 | int fd; | |
1832 | GV *gv = (GV*)POPs; | |
1833 | register IO *io = GvIOn(gv); | |
748a9306 | 1834 | int aint; |
a0d0e21e LW |
1835 | |
1836 | if (!io || !IoIFP(io)) | |
1837 | goto nuts; | |
1838 | ||
1839 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 LW |
1840 | (void)SvPOK_only(sv); |
1841 | SvCUR_set(sv,256); | |
1842 | *SvEND(sv) ='\0'; | |
1843 | aint = SvCUR(sv); | |
760ac839 | 1844 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
1845 | switch (optype) { |
1846 | case OP_GETSOCKNAME: | |
748a9306 | 1847 | if (getsockname(fd, (struct sockaddr *)SvPVX(sv), &aint) < 0) |
a0d0e21e LW |
1848 | goto nuts2; |
1849 | break; | |
1850 | case OP_GETPEERNAME: | |
748a9306 | 1851 | if (getpeername(fd, (struct sockaddr *)SvPVX(sv), &aint) < 0) |
a0d0e21e LW |
1852 | goto nuts2; |
1853 | break; | |
1854 | } | |
748a9306 LW |
1855 | SvCUR_set(sv,aint); |
1856 | *SvEND(sv) ='\0'; | |
a0d0e21e LW |
1857 | PUSHs(sv); |
1858 | RETURN; | |
1859 | ||
1860 | nuts: | |
1861 | if (dowarn) | |
1862 | warn("get{sock, peer}name() on closed fd"); | |
748a9306 | 1863 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1864 | nuts2: |
1865 | RETPUSHUNDEF; | |
1866 | ||
1867 | #else | |
1868 | DIE(no_sock_func, "getpeername"); | |
1869 | #endif | |
1870 | } | |
1871 | ||
1872 | /* Stat calls. */ | |
1873 | ||
1874 | PP(pp_lstat) | |
1875 | { | |
1876 | return pp_stat(ARGS); | |
1877 | } | |
1878 | ||
1879 | PP(pp_stat) | |
1880 | { | |
1881 | dSP; | |
1882 | GV *tmpgv; | |
1883 | I32 max = 13; | |
1884 | ||
1885 | if (op->op_flags & OPf_REF) { | |
1886 | tmpgv = cGVOP->op_gv; | |
748a9306 | 1887 | do_fstat: |
a0d0e21e LW |
1888 | if (tmpgv != defgv) { |
1889 | laststype = OP_STAT; | |
1890 | statgv = tmpgv; | |
1891 | sv_setpv(statname, ""); | |
1892 | if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv)) || | |
760ac839 | 1893 | Fstat(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), &statcache) < 0) { |
a0d0e21e LW |
1894 | max = 0; |
1895 | laststatval = -1; | |
1896 | } | |
1897 | } | |
1898 | else if (laststatval < 0) | |
1899 | max = 0; | |
1900 | } | |
1901 | else { | |
748a9306 LW |
1902 | SV* sv = POPs; |
1903 | if (SvTYPE(sv) == SVt_PVGV) { | |
1904 | tmpgv = (GV*)sv; | |
1905 | goto do_fstat; | |
1906 | } | |
1907 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
1908 | tmpgv = (GV*)SvRV(sv); | |
1909 | goto do_fstat; | |
1910 | } | |
1911 | sv_setpv(statname, SvPV(sv,na)); | |
a0d0e21e LW |
1912 | statgv = Nullgv; |
1913 | #ifdef HAS_LSTAT | |
1914 | laststype = op->op_type; | |
1915 | if (op->op_type == OP_LSTAT) | |
1916 | laststatval = lstat(SvPV(statname, na), &statcache); | |
1917 | else | |
1918 | #endif | |
1919 | laststatval = Stat(SvPV(statname, na), &statcache); | |
1920 | if (laststatval < 0) { | |
1921 | if (dowarn && strchr(SvPV(statname, na), '\n')) | |
1922 | warn(warn_nl, "stat"); | |
1923 | max = 0; | |
1924 | } | |
1925 | } | |
1926 | ||
1927 | EXTEND(SP, 13); | |
bbce6d69 | 1928 | EXTEND_MORTAL(13); |
a0d0e21e LW |
1929 | if (GIMME != G_ARRAY) { |
1930 | if (max) | |
1931 | RETPUSHYES; | |
1932 | else | |
1933 | RETPUSHUNDEF; | |
1934 | } | |
1935 | if (max) { | |
1936 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_dev))); | |
1937 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_ino))); | |
1938 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_mode))); | |
1939 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_nlink))); | |
1940 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_uid))); | |
1941 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_gid))); | |
cbdc8872 | 1942 | #ifdef USE_STAT_RDEV |
a0d0e21e | 1943 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_rdev))); |
cbdc8872 | 1944 | #else |
1945 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
1946 | #endif | |
a0d0e21e | 1947 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_size))); |
cbdc8872 | 1948 | #ifdef BIG_TIME |
1949 | PUSHs(sv_2mortal(newSVnv((U32)statcache.st_atime))); | |
1950 | PUSHs(sv_2mortal(newSVnv((U32)statcache.st_mtime))); | |
1951 | PUSHs(sv_2mortal(newSVnv((U32)statcache.st_ctime))); | |
1952 | #else | |
a0d0e21e LW |
1953 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_atime))); |
1954 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_mtime))); | |
1955 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_ctime))); | |
cbdc8872 | 1956 | #endif |
a0d0e21e LW |
1957 | #ifdef USE_STAT_BLOCKS |
1958 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_blksize))); | |
1959 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_blocks))); | |
1960 | #else | |
1961 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
1962 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
1963 | #endif | |
1964 | } | |
1965 | RETURN; | |
1966 | } | |
1967 | ||
1968 | PP(pp_ftrread) | |
1969 | { | |
1970 | I32 result = my_stat(ARGS); | |
1971 | dSP; | |
1972 | if (result < 0) | |
1973 | RETPUSHUNDEF; | |
1974 | if (cando(S_IRUSR, 0, &statcache)) | |
1975 | RETPUSHYES; | |
1976 | RETPUSHNO; | |
1977 | } | |
1978 | ||
1979 | PP(pp_ftrwrite) | |
1980 | { | |
1981 | I32 result = my_stat(ARGS); | |
1982 | dSP; | |
1983 | if (result < 0) | |
1984 | RETPUSHUNDEF; | |
1985 | if (cando(S_IWUSR, 0, &statcache)) | |
1986 | RETPUSHYES; | |
1987 | RETPUSHNO; | |
1988 | } | |
1989 | ||
1990 | PP(pp_ftrexec) | |
1991 | { | |
1992 | I32 result = my_stat(ARGS); | |
1993 | dSP; | |
1994 | if (result < 0) | |
1995 | RETPUSHUNDEF; | |
1996 | if (cando(S_IXUSR, 0, &statcache)) | |
1997 | RETPUSHYES; | |
1998 | RETPUSHNO; | |
1999 | } | |
2000 | ||
2001 | PP(pp_fteread) | |
2002 | { | |
2003 | I32 result = my_stat(ARGS); | |
2004 | dSP; | |
2005 | if (result < 0) | |
2006 | RETPUSHUNDEF; | |
2007 | if (cando(S_IRUSR, 1, &statcache)) | |
2008 | RETPUSHYES; | |
2009 | RETPUSHNO; | |
2010 | } | |
2011 | ||
2012 | PP(pp_ftewrite) | |
2013 | { | |
2014 | I32 result = my_stat(ARGS); | |
2015 | dSP; | |
2016 | if (result < 0) | |
2017 | RETPUSHUNDEF; | |
2018 | if (cando(S_IWUSR, 1, &statcache)) | |
2019 | RETPUSHYES; | |
2020 | RETPUSHNO; | |
2021 | } | |
2022 | ||
2023 | PP(pp_fteexec) | |
2024 | { | |
2025 | I32 result = my_stat(ARGS); | |
2026 | dSP; | |
2027 | if (result < 0) | |
2028 | RETPUSHUNDEF; | |
2029 | if (cando(S_IXUSR, 1, &statcache)) | |
2030 | RETPUSHYES; | |
2031 | RETPUSHNO; | |
2032 | } | |
2033 | ||
2034 | PP(pp_ftis) | |
2035 | { | |
2036 | I32 result = my_stat(ARGS); | |
2037 | dSP; | |
2038 | if (result < 0) | |
2039 | RETPUSHUNDEF; | |
2040 | RETPUSHYES; | |
2041 | } | |
2042 | ||
2043 | PP(pp_fteowned) | |
2044 | { | |
2045 | return pp_ftrowned(ARGS); | |
2046 | } | |
2047 | ||
2048 | PP(pp_ftrowned) | |
2049 | { | |
2050 | I32 result = my_stat(ARGS); | |
2051 | dSP; | |
2052 | if (result < 0) | |
2053 | RETPUSHUNDEF; | |
2054 | if (statcache.st_uid == (op->op_type == OP_FTEOWNED ? euid : uid) ) | |
2055 | RETPUSHYES; | |
2056 | RETPUSHNO; | |
2057 | } | |
2058 | ||
2059 | PP(pp_ftzero) | |
2060 | { | |
2061 | I32 result = my_stat(ARGS); | |
2062 | dSP; | |
2063 | if (result < 0) | |
2064 | RETPUSHUNDEF; | |
2065 | if (!statcache.st_size) | |
2066 | RETPUSHYES; | |
2067 | RETPUSHNO; | |
2068 | } | |
2069 | ||
2070 | PP(pp_ftsize) | |
2071 | { | |
2072 | I32 result = my_stat(ARGS); | |
2073 | dSP; dTARGET; | |
2074 | if (result < 0) | |
2075 | RETPUSHUNDEF; | |
2076 | PUSHi(statcache.st_size); | |
2077 | RETURN; | |
2078 | } | |
2079 | ||
2080 | PP(pp_ftmtime) | |
2081 | { | |
2082 | I32 result = my_stat(ARGS); | |
2083 | dSP; dTARGET; | |
2084 | if (result < 0) | |
2085 | RETPUSHUNDEF; | |
53a31ece | 2086 | PUSHn( ((I32)basetime - (I32)statcache.st_mtime) / 86400.0 ); |
a0d0e21e LW |
2087 | RETURN; |
2088 | } | |
2089 | ||
2090 | PP(pp_ftatime) | |
2091 | { | |
2092 | I32 result = my_stat(ARGS); | |
2093 | dSP; dTARGET; | |
2094 | if (result < 0) | |
2095 | RETPUSHUNDEF; | |
53a31ece | 2096 | PUSHn( ((I32)basetime - (I32)statcache.st_atime) / 86400.0 ); |
a0d0e21e LW |
2097 | RETURN; |
2098 | } | |
2099 | ||
2100 | PP(pp_ftctime) | |
2101 | { | |
2102 | I32 result = my_stat(ARGS); | |
2103 | dSP; dTARGET; | |
2104 | if (result < 0) | |
2105 | RETPUSHUNDEF; | |
53a31ece | 2106 | PUSHn( ((I32)basetime - (I32)statcache.st_ctime) / 86400.0 ); |
a0d0e21e LW |
2107 | RETURN; |
2108 | } | |
2109 | ||
2110 | PP(pp_ftsock) | |
2111 | { | |
2112 | I32 result = my_stat(ARGS); | |
2113 | dSP; | |
2114 | if (result < 0) | |
2115 | RETPUSHUNDEF; | |
2116 | if (S_ISSOCK(statcache.st_mode)) | |
2117 | RETPUSHYES; | |
2118 | RETPUSHNO; | |
2119 | } | |
2120 | ||
2121 | PP(pp_ftchr) | |
2122 | { | |
2123 | I32 result = my_stat(ARGS); | |
2124 | dSP; | |
2125 | if (result < 0) | |
2126 | RETPUSHUNDEF; | |
2127 | if (S_ISCHR(statcache.st_mode)) | |
2128 | RETPUSHYES; | |
2129 | RETPUSHNO; | |
2130 | } | |
2131 | ||
2132 | PP(pp_ftblk) | |
2133 | { | |
2134 | I32 result = my_stat(ARGS); | |
2135 | dSP; | |
2136 | if (result < 0) | |
2137 | RETPUSHUNDEF; | |
2138 | if (S_ISBLK(statcache.st_mode)) | |
2139 | RETPUSHYES; | |
2140 | RETPUSHNO; | |
2141 | } | |
2142 | ||
2143 | PP(pp_ftfile) | |
2144 | { | |
2145 | I32 result = my_stat(ARGS); | |
2146 | dSP; | |
2147 | if (result < 0) | |
2148 | RETPUSHUNDEF; | |
2149 | if (S_ISREG(statcache.st_mode)) | |
2150 | RETPUSHYES; | |
2151 | RETPUSHNO; | |
2152 | } | |
2153 | ||
2154 | PP(pp_ftdir) | |
2155 | { | |
2156 | I32 result = my_stat(ARGS); | |
2157 | dSP; | |
2158 | if (result < 0) | |
2159 | RETPUSHUNDEF; | |
2160 | if (S_ISDIR(statcache.st_mode)) | |
2161 | RETPUSHYES; | |
2162 | RETPUSHNO; | |
2163 | } | |
2164 | ||
2165 | PP(pp_ftpipe) | |
2166 | { | |
2167 | I32 result = my_stat(ARGS); | |
2168 | dSP; | |
2169 | if (result < 0) | |
2170 | RETPUSHUNDEF; | |
2171 | if (S_ISFIFO(statcache.st_mode)) | |
2172 | RETPUSHYES; | |
2173 | RETPUSHNO; | |
2174 | } | |
2175 | ||
2176 | PP(pp_ftlink) | |
2177 | { | |
2178 | I32 result = my_lstat(ARGS); | |
2179 | dSP; | |
2180 | if (result < 0) | |
2181 | RETPUSHUNDEF; | |
2182 | if (S_ISLNK(statcache.st_mode)) | |
2183 | RETPUSHYES; | |
2184 | RETPUSHNO; | |
2185 | } | |
2186 | ||
2187 | PP(pp_ftsuid) | |
2188 | { | |
2189 | dSP; | |
2190 | #ifdef S_ISUID | |
2191 | I32 result = my_stat(ARGS); | |
2192 | SPAGAIN; | |
2193 | if (result < 0) | |
2194 | RETPUSHUNDEF; | |
2195 | if (statcache.st_mode & S_ISUID) | |
2196 | RETPUSHYES; | |
2197 | #endif | |
2198 | RETPUSHNO; | |
2199 | } | |
2200 | ||
2201 | PP(pp_ftsgid) | |
2202 | { | |
2203 | dSP; | |
2204 | #ifdef S_ISGID | |
2205 | I32 result = my_stat(ARGS); | |
2206 | SPAGAIN; | |
2207 | if (result < 0) | |
2208 | RETPUSHUNDEF; | |
2209 | if (statcache.st_mode & S_ISGID) | |
2210 | RETPUSHYES; | |
2211 | #endif | |
2212 | RETPUSHNO; | |
2213 | } | |
2214 | ||
2215 | PP(pp_ftsvtx) | |
2216 | { | |
2217 | dSP; | |
2218 | #ifdef S_ISVTX | |
2219 | I32 result = my_stat(ARGS); | |
2220 | SPAGAIN; | |
2221 | if (result < 0) | |
2222 | RETPUSHUNDEF; | |
2223 | if (statcache.st_mode & S_ISVTX) | |
2224 | RETPUSHYES; | |
2225 | #endif | |
2226 | RETPUSHNO; | |
2227 | } | |
2228 | ||
2229 | PP(pp_fttty) | |
2230 | { | |
2231 | dSP; | |
2232 | int fd; | |
2233 | GV *gv; | |
2234 | char *tmps; | |
2235 | if (op->op_flags & OPf_REF) { | |
2236 | gv = cGVOP->op_gv; | |
2237 | tmps = ""; | |
2238 | } | |
2239 | else | |
2240 | gv = gv_fetchpv(tmps = POPp, FALSE, SVt_PVIO); | |
2241 | if (GvIO(gv) && IoIFP(GvIOp(gv))) | |
760ac839 | 2242 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
a0d0e21e LW |
2243 | else if (isDIGIT(*tmps)) |
2244 | fd = atoi(tmps); | |
2245 | else | |
2246 | RETPUSHUNDEF; | |
2247 | if (isatty(fd)) | |
2248 | RETPUSHYES; | |
2249 | RETPUSHNO; | |
2250 | } | |
2251 | ||
16d20bd9 AD |
2252 | #if defined(atarist) /* this will work with atariST. Configure will |
2253 | make guesses for other systems. */ | |
2254 | # define FILE_base(f) ((f)->_base) | |
2255 | # define FILE_ptr(f) ((f)->_ptr) | |
2256 | # define FILE_cnt(f) ((f)->_cnt) | |
2257 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
2258 | #endif |
2259 | ||
2260 | PP(pp_fttext) | |
2261 | { | |
2262 | dSP; | |
2263 | I32 i; | |
2264 | I32 len; | |
2265 | I32 odd = 0; | |
2266 | STDCHAR tbuf[512]; | |
2267 | register STDCHAR *s; | |
2268 | register IO *io; | |
2269 | SV *sv; | |
2270 | ||
2271 | if (op->op_flags & OPf_REF) { | |
2272 | EXTEND(SP, 1); | |
2273 | if (cGVOP->op_gv == defgv) { | |
2274 | if (statgv) | |
2275 | io = GvIO(statgv); | |
2276 | else { | |
2277 | sv = statname; | |
2278 | goto really_filename; | |
2279 | } | |
2280 | } | |
2281 | else { | |
2282 | statgv = cGVOP->op_gv; | |
2283 | sv_setpv(statname, ""); | |
2284 | io = GvIO(statgv); | |
2285 | } | |
2286 | if (io && IoIFP(io)) { | |
760ac839 LW |
2287 | if (PerlIO_has_base(IoIFP(io))) { |
2288 | Fstat(PerlIO_fileno(IoIFP(io)), &statcache); | |
a0d0e21e LW |
2289 | if (S_ISDIR(statcache.st_mode)) /* handle NFS glitch */ |
2290 | if (op->op_type == OP_FTTEXT) | |
2291 | RETPUSHNO; | |
2292 | else | |
2293 | RETPUSHYES; | |
760ac839 LW |
2294 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
2295 | i = PerlIO_getc(IoIFP(io)); | |
a0d0e21e | 2296 | if (i != EOF) |
760ac839 | 2297 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 2298 | } |
760ac839 | 2299 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 2300 | RETPUSHYES; |
760ac839 LW |
2301 | len = PerlIO_get_bufsiz(IoIFP(io)); |
2302 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
2303 | /* sfio can have large buffers - limit to 512 */ | |
2304 | if (len > 512) | |
2305 | len = 512; | |
2306 | } | |
2307 | else { | |
a0d0e21e | 2308 | DIE("-T and -B not implemented on filehandles"); |
760ac839 | 2309 | } |
a0d0e21e LW |
2310 | } |
2311 | else { | |
2312 | if (dowarn) | |
2313 | warn("Test on unopened file <%s>", | |
2314 | GvENAME(cGVOP->op_gv)); | |
748a9306 | 2315 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
2316 | RETPUSHUNDEF; |
2317 | } | |
2318 | } | |
2319 | else { | |
2320 | sv = POPs; | |
2321 | statgv = Nullgv; | |
2322 | sv_setpv(statname, SvPV(sv, na)); | |
2323 | really_filename: | |
2324 | #ifdef HAS_OPEN3 | |
2325 | i = open(SvPV(sv, na), O_RDONLY, 0); | |
2326 | #else | |
2327 | i = open(SvPV(sv, na), 0); | |
2328 | #endif | |
2329 | if (i < 0) { | |
2330 | if (dowarn && strchr(SvPV(sv, na), '\n')) | |
2331 | warn(warn_nl, "open"); | |
2332 | RETPUSHUNDEF; | |
2333 | } | |
2334 | Fstat(i, &statcache); | |
2335 | len = read(i, tbuf, 512); | |
2336 | (void)close(i); | |
2337 | if (len <= 0) { | |
2338 | if (S_ISDIR(statcache.st_mode) && op->op_type == OP_FTTEXT) | |
2339 | RETPUSHNO; /* special case NFS directories */ | |
2340 | RETPUSHYES; /* null file is anything */ | |
2341 | } | |
2342 | s = tbuf; | |
2343 | } | |
2344 | ||
2345 | /* now scan s to look for textiness */ | |
4633a7c4 | 2346 | /* XXX ASCII dependent code */ |
a0d0e21e LW |
2347 | |
2348 | for (i = 0; i < len; i++, s++) { | |
2349 | if (!*s) { /* null never allowed in text */ | |
2350 | odd += len; | |
2351 | break; | |
2352 | } | |
2353 | else if (*s & 128) | |
2354 | odd++; | |
2355 | else if (*s < 32 && | |
2356 | *s != '\n' && *s != '\r' && *s != '\b' && | |
2357 | *s != '\t' && *s != '\f' && *s != 27) | |
2358 | odd++; | |
2359 | } | |
2360 | ||
4633a7c4 | 2361 | if ((odd * 3 > len) == (op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
2362 | RETPUSHNO; |
2363 | else | |
2364 | RETPUSHYES; | |
2365 | } | |
2366 | ||
2367 | PP(pp_ftbinary) | |
2368 | { | |
2369 | return pp_fttext(ARGS); | |
2370 | } | |
2371 | ||
2372 | /* File calls. */ | |
2373 | ||
2374 | PP(pp_chdir) | |
2375 | { | |
2376 | dSP; dTARGET; | |
2377 | char *tmps; | |
2378 | SV **svp; | |
2379 | ||
2380 | if (MAXARG < 1) | |
2381 | tmps = Nullch; | |
2382 | else | |
2383 | tmps = POPp; | |
2384 | if (!tmps || !*tmps) { | |
2385 | svp = hv_fetch(GvHVn(envgv), "HOME", 4, FALSE); | |
2386 | if (svp) | |
2387 | tmps = SvPV(*svp, na); | |
2388 | } | |
2389 | if (!tmps || !*tmps) { | |
2390 | svp = hv_fetch(GvHVn(envgv), "LOGDIR", 6, FALSE); | |
2391 | if (svp) | |
2392 | tmps = SvPV(*svp, na); | |
2393 | } | |
2394 | TAINT_PROPER("chdir"); | |
2395 | PUSHi( chdir(tmps) >= 0 ); | |
748a9306 LW |
2396 | #ifdef VMS |
2397 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
2398 | * in the future. */ | |
4633a7c4 | 2399 | hv_delete(GvHVn(envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 2400 | #endif |
a0d0e21e LW |
2401 | RETURN; |
2402 | } | |
2403 | ||
2404 | PP(pp_chown) | |
2405 | { | |
2406 | dSP; dMARK; dTARGET; | |
2407 | I32 value; | |
2408 | #ifdef HAS_CHOWN | |
2409 | value = (I32)apply(op->op_type, MARK, SP); | |
2410 | SP = MARK; | |
2411 | PUSHi(value); | |
2412 | RETURN; | |
2413 | #else | |
2414 | DIE(no_func, "Unsupported function chown"); | |
2415 | #endif | |
2416 | } | |
2417 | ||
2418 | PP(pp_chroot) | |
2419 | { | |
2420 | dSP; dTARGET; | |
2421 | char *tmps; | |
2422 | #ifdef HAS_CHROOT | |
2423 | tmps = POPp; | |
2424 | TAINT_PROPER("chroot"); | |
2425 | PUSHi( chroot(tmps) >= 0 ); | |
2426 | RETURN; | |
2427 | #else | |
2428 | DIE(no_func, "chroot"); | |
2429 | #endif | |
2430 | } | |
2431 | ||
2432 | PP(pp_unlink) | |
2433 | { | |
2434 | dSP; dMARK; dTARGET; | |
2435 | I32 value; | |
2436 | value = (I32)apply(op->op_type, MARK, SP); | |
2437 | SP = MARK; | |
2438 | PUSHi(value); | |
2439 | RETURN; | |
2440 | } | |
2441 | ||
2442 | PP(pp_chmod) | |
2443 | { | |
2444 | dSP; dMARK; dTARGET; | |
2445 | I32 value; | |
2446 | value = (I32)apply(op->op_type, MARK, SP); | |
2447 | SP = MARK; | |
2448 | PUSHi(value); | |
2449 | RETURN; | |
2450 | } | |
2451 | ||
2452 | PP(pp_utime) | |
2453 | { | |
2454 | dSP; dMARK; dTARGET; | |
2455 | I32 value; | |
2456 | value = (I32)apply(op->op_type, MARK, SP); | |
2457 | SP = MARK; | |
2458 | PUSHi(value); | |
2459 | RETURN; | |
2460 | } | |
2461 | ||
2462 | PP(pp_rename) | |
2463 | { | |
2464 | dSP; dTARGET; | |
2465 | int anum; | |
2466 | ||
2467 | char *tmps2 = POPp; | |
2468 | char *tmps = SvPV(TOPs, na); | |
2469 | TAINT_PROPER("rename"); | |
2470 | #ifdef HAS_RENAME | |
2471 | anum = rename(tmps, tmps2); | |
2472 | #else | |
2473 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ | |
2474 | anum = 1; | |
2475 | else { | |
2476 | if (euid || Stat(tmps2, &statbuf) < 0 || !S_ISDIR(statbuf.st_mode)) | |
2477 | (void)UNLINK(tmps2); | |
2478 | if (!(anum = link(tmps, tmps2))) | |
2479 | anum = UNLINK(tmps); | |
2480 | } | |
2481 | #endif | |
2482 | SETi( anum >= 0 ); | |
2483 | RETURN; | |
2484 | } | |
2485 | ||
2486 | PP(pp_link) | |
2487 | { | |
2488 | dSP; dTARGET; | |
2489 | #ifdef HAS_LINK | |
2490 | char *tmps2 = POPp; | |
2491 | char *tmps = SvPV(TOPs, na); | |
2492 | TAINT_PROPER("link"); | |
2493 | SETi( link(tmps, tmps2) >= 0 ); | |
2494 | #else | |
2495 | DIE(no_func, "Unsupported function link"); | |
2496 | #endif | |
2497 | RETURN; | |
2498 | } | |
2499 | ||
2500 | PP(pp_symlink) | |
2501 | { | |
2502 | dSP; dTARGET; | |
2503 | #ifdef HAS_SYMLINK | |
2504 | char *tmps2 = POPp; | |
2505 | char *tmps = SvPV(TOPs, na); | |
2506 | TAINT_PROPER("symlink"); | |
2507 | SETi( symlink(tmps, tmps2) >= 0 ); | |
2508 | RETURN; | |
2509 | #else | |
2510 | DIE(no_func, "symlink"); | |
2511 | #endif | |
2512 | } | |
2513 | ||
2514 | PP(pp_readlink) | |
2515 | { | |
2516 | dSP; dTARGET; | |
2517 | #ifdef HAS_SYMLINK | |
2518 | char *tmps; | |
2519 | int len; | |
2520 | tmps = POPp; | |
2521 | len = readlink(tmps, buf, sizeof buf); | |
2522 | EXTEND(SP, 1); | |
2523 | if (len < 0) | |
2524 | RETPUSHUNDEF; | |
2525 | PUSHp(buf, len); | |
2526 | RETURN; | |
2527 | #else | |
2528 | EXTEND(SP, 1); | |
2529 | RETSETUNDEF; /* just pretend it's a normal file */ | |
2530 | #endif | |
2531 | } | |
2532 | ||
2533 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
2534 | static int | |
2535 | dooneliner(cmd, filename) | |
2536 | char *cmd; | |
2537 | char *filename; | |
2538 | { | |
2539 | char mybuf[8192]; | |
16d20bd9 | 2540 | char *s, |
5d94fbed | 2541 | *save_filename = filename; |
a0d0e21e | 2542 | int anum = 1; |
760ac839 | 2543 | PerlIO *myfp; |
a0d0e21e LW |
2544 | |
2545 | strcpy(mybuf, cmd); | |
2546 | strcat(mybuf, " "); | |
2547 | for (s = mybuf+strlen(mybuf); *filename; ) { | |
2548 | *s++ = '\\'; | |
2549 | *s++ = *filename++; | |
2550 | } | |
2551 | strcpy(s, " 2>&1"); | |
2552 | myfp = my_popen(mybuf, "r"); | |
2553 | if (myfp) { | |
2554 | *mybuf = '\0'; | |
760ac839 LW |
2555 | /* Need to save/restore 'rs' ?? */ |
2556 | s = sv_gets(tmpsv, myfp, 0); | |
a0d0e21e LW |
2557 | (void)my_pclose(myfp); |
2558 | if (s != Nullch) { | |
2559 | for (errno = 1; errno < sys_nerr; errno++) { | |
2560 | #ifdef HAS_SYS_ERRLIST | |
2561 | if (instr(mybuf, sys_errlist[errno])) /* you don't see this */ | |
2562 | return 0; | |
2563 | #else | |
2564 | char *errmsg; /* especially if it isn't there */ | |
2565 | ||
2566 | if (instr(mybuf, | |
2567 | (errmsg = strerror(errno)) ? errmsg : "NoErRoR")) | |
2568 | return 0; | |
2569 | #endif | |
2570 | } | |
748a9306 | 2571 | SETERRNO(0,0); |
a0d0e21e LW |
2572 | #ifndef EACCES |
2573 | #define EACCES EPERM | |
2574 | #endif | |
2575 | if (instr(mybuf, "cannot make")) | |
748a9306 | 2576 | SETERRNO(EEXIST,RMS$_FEX); |
a0d0e21e | 2577 | else if (instr(mybuf, "existing file")) |
748a9306 | 2578 | SETERRNO(EEXIST,RMS$_FEX); |
a0d0e21e | 2579 | else if (instr(mybuf, "ile exists")) |
748a9306 | 2580 | SETERRNO(EEXIST,RMS$_FEX); |
a0d0e21e | 2581 | else if (instr(mybuf, "non-exist")) |
748a9306 | 2582 | SETERRNO(ENOENT,RMS$_FNF); |
a0d0e21e | 2583 | else if (instr(mybuf, "does not exist")) |
748a9306 | 2584 | SETERRNO(ENOENT,RMS$_FNF); |
a0d0e21e | 2585 | else if (instr(mybuf, "not empty")) |
748a9306 | 2586 | SETERRNO(EBUSY,SS$_DEVOFFLINE); |
a0d0e21e | 2587 | else if (instr(mybuf, "cannot access")) |
748a9306 | 2588 | SETERRNO(EACCES,RMS$_PRV); |
a0d0e21e | 2589 | else |
748a9306 | 2590 | SETERRNO(EPERM,RMS$_PRV); |
a0d0e21e LW |
2591 | return 0; |
2592 | } | |
2593 | else { /* some mkdirs return no failure indication */ | |
5d94fbed | 2594 | anum = (Stat(save_filename, &statbuf) >= 0); |
a0d0e21e LW |
2595 | if (op->op_type == OP_RMDIR) |
2596 | anum = !anum; | |
2597 | if (anum) | |
748a9306 | 2598 | SETERRNO(0,0); |
a0d0e21e | 2599 | else |
748a9306 | 2600 | SETERRNO(EACCES,RMS$_PRV); /* a guess */ |
a0d0e21e LW |
2601 | } |
2602 | return anum; | |
2603 | } | |
2604 | else | |
2605 | return 0; | |
2606 | } | |
2607 | #endif | |
2608 | ||
2609 | PP(pp_mkdir) | |
2610 | { | |
2611 | dSP; dTARGET; | |
2612 | int mode = POPi; | |
2613 | #ifndef HAS_MKDIR | |
2614 | int oldumask; | |
2615 | #endif | |
2616 | char *tmps = SvPV(TOPs, na); | |
2617 | ||
2618 | TAINT_PROPER("mkdir"); | |
2619 | #ifdef HAS_MKDIR | |
2620 | SETi( mkdir(tmps, mode) >= 0 ); | |
2621 | #else | |
2622 | SETi( dooneliner("mkdir", tmps) ); | |
2623 | oldumask = umask(0); | |
2624 | umask(oldumask); | |
2625 | chmod(tmps, (mode & ~oldumask) & 0777); | |
2626 | #endif | |
2627 | RETURN; | |
2628 | } | |
2629 | ||
2630 | PP(pp_rmdir) | |
2631 | { | |
2632 | dSP; dTARGET; | |
2633 | char *tmps; | |
2634 | ||
2635 | tmps = POPp; | |
2636 | TAINT_PROPER("rmdir"); | |
2637 | #ifdef HAS_RMDIR | |
2638 | XPUSHi( rmdir(tmps) >= 0 ); | |
2639 | #else | |
2640 | XPUSHi( dooneliner("rmdir", tmps) ); | |
2641 | #endif | |
2642 | RETURN; | |
2643 | } | |
2644 | ||
2645 | /* Directory calls. */ | |
2646 | ||
2647 | PP(pp_open_dir) | |
2648 | { | |
2649 | dSP; | |
2650 | #if defined(Direntry_t) && defined(HAS_READDIR) | |
2651 | char *dirname = POPp; | |
2652 | GV *gv = (GV*)POPs; | |
2653 | register IO *io = GvIOn(gv); | |
2654 | ||
2655 | if (!io) | |
2656 | goto nope; | |
2657 | ||
2658 | if (IoDIRP(io)) | |
2659 | closedir(IoDIRP(io)); | |
2660 | if (!(IoDIRP(io) = opendir(dirname))) | |
2661 | goto nope; | |
2662 | ||
2663 | RETPUSHYES; | |
2664 | nope: | |
2665 | if (!errno) | |
748a9306 | 2666 | SETERRNO(EBADF,RMS$_DIR); |
a0d0e21e LW |
2667 | RETPUSHUNDEF; |
2668 | #else | |
2669 | DIE(no_dir_func, "opendir"); | |
2670 | #endif | |
2671 | } | |
2672 | ||
2673 | PP(pp_readdir) | |
2674 | { | |
2675 | dSP; | |
2676 | #if defined(Direntry_t) && defined(HAS_READDIR) | |
2677 | #ifndef I_DIRENT | |
2678 | Direntry_t *readdir _((DIR *)); | |
2679 | #endif | |
2680 | register Direntry_t *dp; | |
2681 | GV *gv = (GV*)POPs; | |
2682 | register IO *io = GvIOn(gv); | |
2683 | ||
2684 | if (!io || !IoDIRP(io)) | |
2685 | goto nope; | |
2686 | ||
2687 | if (GIMME == G_ARRAY) { | |
2688 | /*SUPPRESS 560*/ | |
2689 | while (dp = (Direntry_t *)readdir(IoDIRP(io))) { | |
2690 | #ifdef DIRNAMLEN | |
2691 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, dp->d_namlen))); | |
2692 | #else | |
2693 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, 0))); | |
2694 | #endif | |
2695 | } | |
2696 | } | |
2697 | else { | |
2698 | if (!(dp = (Direntry_t *)readdir(IoDIRP(io)))) | |
2699 | goto nope; | |
2700 | #ifdef DIRNAMLEN | |
2701 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, dp->d_namlen))); | |
2702 | #else | |
2703 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, 0))); | |
2704 | #endif | |
2705 | } | |
2706 | RETURN; | |
2707 | ||
2708 | nope: | |
2709 | if (!errno) | |
748a9306 | 2710 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2711 | if (GIMME == G_ARRAY) |
2712 | RETURN; | |
2713 | else | |
2714 | RETPUSHUNDEF; | |
2715 | #else | |
2716 | DIE(no_dir_func, "readdir"); | |
2717 | #endif | |
2718 | } | |
2719 | ||
2720 | PP(pp_telldir) | |
2721 | { | |
2722 | dSP; dTARGET; | |
2723 | #if defined(HAS_TELLDIR) || defined(telldir) | |
2724 | #if !defined(telldir) && !defined(HAS_TELLDIR_PROTOTYPE) | |
2725 | long telldir _((DIR *)); | |
2726 | #endif | |
2727 | GV *gv = (GV*)POPs; | |
2728 | register IO *io = GvIOn(gv); | |
2729 | ||
2730 | if (!io || !IoDIRP(io)) | |
2731 | goto nope; | |
2732 | ||
2733 | PUSHi( telldir(IoDIRP(io)) ); | |
2734 | RETURN; | |
2735 | nope: | |
2736 | if (!errno) | |
748a9306 | 2737 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2738 | RETPUSHUNDEF; |
2739 | #else | |
2740 | DIE(no_dir_func, "telldir"); | |
2741 | #endif | |
2742 | } | |
2743 | ||
2744 | PP(pp_seekdir) | |
2745 | { | |
2746 | dSP; | |
2747 | #if defined(HAS_SEEKDIR) || defined(seekdir) | |
2748 | long along = POPl; | |
2749 | GV *gv = (GV*)POPs; | |
2750 | register IO *io = GvIOn(gv); | |
2751 | ||
2752 | if (!io || !IoDIRP(io)) | |
2753 | goto nope; | |
2754 | ||
2755 | (void)seekdir(IoDIRP(io), along); | |
2756 | ||
2757 | RETPUSHYES; | |
2758 | nope: | |
2759 | if (!errno) | |
748a9306 | 2760 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2761 | RETPUSHUNDEF; |
2762 | #else | |
2763 | DIE(no_dir_func, "seekdir"); | |
2764 | #endif | |
2765 | } | |
2766 | ||
2767 | PP(pp_rewinddir) | |
2768 | { | |
2769 | dSP; | |
2770 | #if defined(HAS_REWINDDIR) || defined(rewinddir) | |
2771 | GV *gv = (GV*)POPs; | |
2772 | register IO *io = GvIOn(gv); | |
2773 | ||
2774 | if (!io || !IoDIRP(io)) | |
2775 | goto nope; | |
2776 | ||
2777 | (void)rewinddir(IoDIRP(io)); | |
2778 | RETPUSHYES; | |
2779 | nope: | |
2780 | if (!errno) | |
748a9306 | 2781 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2782 | RETPUSHUNDEF; |
2783 | #else | |
2784 | DIE(no_dir_func, "rewinddir"); | |
2785 | #endif | |
2786 | } | |
2787 | ||
2788 | PP(pp_closedir) | |
2789 | { | |
2790 | dSP; | |
2791 | #if defined(Direntry_t) && defined(HAS_READDIR) | |
2792 | GV *gv = (GV*)POPs; | |
2793 | register IO *io = GvIOn(gv); | |
2794 | ||
2795 | if (!io || !IoDIRP(io)) | |
2796 | goto nope; | |
2797 | ||
2798 | #ifdef VOID_CLOSEDIR | |
2799 | closedir(IoDIRP(io)); | |
2800 | #else | |
748a9306 LW |
2801 | if (closedir(IoDIRP(io)) < 0) { |
2802 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ | |
a0d0e21e | 2803 | goto nope; |
748a9306 | 2804 | } |
a0d0e21e LW |
2805 | #endif |
2806 | IoDIRP(io) = 0; | |
2807 | ||
2808 | RETPUSHYES; | |
2809 | nope: | |
2810 | if (!errno) | |
748a9306 | 2811 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
2812 | RETPUSHUNDEF; |
2813 | #else | |
2814 | DIE(no_dir_func, "closedir"); | |
2815 | #endif | |
2816 | } | |
2817 | ||
2818 | /* Process control. */ | |
2819 | ||
2820 | PP(pp_fork) | |
2821 | { | |
2822 | dSP; dTARGET; | |
2823 | int childpid; | |
2824 | GV *tmpgv; | |
2825 | ||
2826 | EXTEND(SP, 1); | |
2827 | #ifdef HAS_FORK | |
2828 | childpid = fork(); | |
2829 | if (childpid < 0) | |
2830 | RETSETUNDEF; | |
2831 | if (!childpid) { | |
2832 | /*SUPPRESS 560*/ | |
2833 | if (tmpgv = gv_fetchpv("$", TRUE, SVt_PV)) | |
2834 | sv_setiv(GvSV(tmpgv), (I32)getpid()); | |
2835 | hv_clear(pidstatus); /* no kids, so don't wait for 'em */ | |
2836 | } | |
2837 | PUSHi(childpid); | |
2838 | RETURN; | |
2839 | #else | |
2840 | DIE(no_func, "Unsupported function fork"); | |
2841 | #endif | |
2842 | } | |
2843 | ||
2844 | PP(pp_wait) | |
2845 | { | |
2846 | dSP; dTARGET; | |
2847 | int childpid; | |
2848 | int argflags; | |
2849 | I32 value; | |
2850 | ||
2851 | EXTEND(SP, 1); | |
2852 | #ifdef HAS_WAIT | |
2853 | childpid = wait(&argflags); | |
2854 | if (childpid > 0) | |
2855 | pidgone(childpid, argflags); | |
2856 | value = (I32)childpid; | |
748a9306 | 2857 | statusvalue = FIXSTATUS(argflags); |
a0d0e21e LW |
2858 | PUSHi(value); |
2859 | RETURN; | |
2860 | #else | |
2861 | DIE(no_func, "Unsupported function wait"); | |
2862 | #endif | |
2863 | } | |
2864 | ||
2865 | PP(pp_waitpid) | |
2866 | { | |
2867 | dSP; dTARGET; | |
2868 | int childpid; | |
2869 | int optype; | |
2870 | int argflags; | |
2871 | I32 value; | |
2872 | ||
2873 | #ifdef HAS_WAIT | |
2874 | optype = POPi; | |
2875 | childpid = TOPi; | |
2876 | childpid = wait4pid(childpid, &argflags, optype); | |
2877 | value = (I32)childpid; | |
748a9306 | 2878 | statusvalue = FIXSTATUS(argflags); |
a0d0e21e LW |
2879 | SETi(value); |
2880 | RETURN; | |
2881 | #else | |
2882 | DIE(no_func, "Unsupported function wait"); | |
2883 | #endif | |
2884 | } | |
2885 | ||
2886 | PP(pp_system) | |
2887 | { | |
2888 | dSP; dMARK; dORIGMARK; dTARGET; | |
2889 | I32 value; | |
2890 | int childpid; | |
2891 | int result; | |
2892 | int status; | |
ff68c719 | 2893 | Sigsave_t ihand,qhand; /* place to save signals during system() */ |
a0d0e21e | 2894 | |
55497cff | 2895 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) |
a0d0e21e LW |
2896 | if (SP - MARK == 1) { |
2897 | if (tainting) { | |
2898 | char *junk = SvPV(TOPs, na); | |
2899 | TAINT_ENV(); | |
2900 | TAINT_PROPER("system"); | |
2901 | } | |
2902 | } | |
2903 | while ((childpid = vfork()) == -1) { | |
2904 | if (errno != EAGAIN) { | |
2905 | value = -1; | |
2906 | SP = ORIGMARK; | |
2907 | PUSHi(value); | |
2908 | RETURN; | |
2909 | } | |
2910 | sleep(5); | |
2911 | } | |
2912 | if (childpid > 0) { | |
ff68c719 | 2913 | rsignal_save(SIGINT, SIG_IGN, &ihand); |
2914 | rsignal_save(SIGQUIT, SIG_IGN, &qhand); | |
748a9306 LW |
2915 | do { |
2916 | result = wait4pid(childpid, &status, 0); | |
2917 | } while (result == -1 && errno == EINTR); | |
ff68c719 | 2918 | (void)rsignal_restore(SIGINT, &ihand); |
2919 | (void)rsignal_restore(SIGQUIT, &qhand); | |
748a9306 | 2920 | statusvalue = FIXSTATUS(status); |
a0d0e21e LW |
2921 | if (result < 0) |
2922 | value = -1; | |
2923 | else { | |
2924 | value = (I32)((unsigned int)status & 0xffff); | |
2925 | } | |
2926 | do_execfree(); /* free any memory child malloced on vfork */ | |
2927 | SP = ORIGMARK; | |
2928 | PUSHi(value); | |
2929 | RETURN; | |
2930 | } | |
2931 | if (op->op_flags & OPf_STACKED) { | |
2932 | SV *really = *++MARK; | |
2933 | value = (I32)do_aexec(really, MARK, SP); | |
2934 | } | |
2935 | else if (SP - MARK != 1) | |
2936 | value = (I32)do_aexec(Nullsv, MARK, SP); | |
2937 | else { | |
2938 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), na)); | |
2939 | } | |
2940 | _exit(-1); | |
c3293030 | 2941 | #else /* ! FORK or VMS or OS/2 */ |
a0d0e21e LW |
2942 | if (op->op_flags & OPf_STACKED) { |
2943 | SV *really = *++MARK; | |
2944 | value = (I32)do_aspawn(really, MARK, SP); | |
2945 | } | |
2946 | else if (SP - MARK != 1) | |
2947 | value = (I32)do_aspawn(Nullsv, MARK, SP); | |
2948 | else { | |
2949 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), na)); | |
2950 | } | |
4633a7c4 | 2951 | statusvalue = FIXSTATUS(value); |
a0d0e21e LW |
2952 | do_execfree(); |
2953 | SP = ORIGMARK; | |
2954 | PUSHi(value); | |
2955 | #endif /* !FORK or VMS */ | |
2956 | RETURN; | |
2957 | } | |
2958 | ||
2959 | PP(pp_exec) | |
2960 | { | |
2961 | dSP; dMARK; dORIGMARK; dTARGET; | |
2962 | I32 value; | |
2963 | ||
2964 | if (op->op_flags & OPf_STACKED) { | |
2965 | SV *really = *++MARK; | |
2966 | value = (I32)do_aexec(really, MARK, SP); | |
2967 | } | |
2968 | else if (SP - MARK != 1) | |
2969 | #ifdef VMS | |
2970 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
2971 | #else | |
2972 | value = (I32)do_aexec(Nullsv, MARK, SP); | |
2973 | #endif | |
2974 | else { | |
2975 | if (tainting) { | |
2976 | char *junk = SvPV(*SP, na); | |
2977 | TAINT_ENV(); | |
2978 | TAINT_PROPER("exec"); | |
2979 | } | |
2980 | #ifdef VMS | |
2981 | value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), na)); | |
2982 | #else | |
2983 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), na)); | |
2984 | #endif | |
2985 | } | |
2986 | SP = ORIGMARK; | |
2987 | PUSHi(value); | |
2988 | RETURN; | |
2989 | } | |
2990 | ||
2991 | PP(pp_kill) | |
2992 | { | |
2993 | dSP; dMARK; dTARGET; | |
2994 | I32 value; | |
2995 | #ifdef HAS_KILL | |
2996 | value = (I32)apply(op->op_type, MARK, SP); | |
2997 | SP = MARK; | |
2998 | PUSHi(value); | |
2999 | RETURN; | |
3000 | #else | |
3001 | DIE(no_func, "Unsupported function kill"); | |
3002 | #endif | |
3003 | } | |
3004 | ||
3005 | PP(pp_getppid) | |
3006 | { | |
3007 | #ifdef HAS_GETPPID | |
3008 | dSP; dTARGET; | |
3009 | XPUSHi( getppid() ); | |
3010 | RETURN; | |
3011 | #else | |
3012 | DIE(no_func, "getppid"); | |
3013 | #endif | |
3014 | } | |
3015 | ||
3016 | PP(pp_getpgrp) | |
3017 | { | |
3018 | #ifdef HAS_GETPGRP | |
3019 | dSP; dTARGET; | |
3020 | int pid; | |
3021 | I32 value; | |
3022 | ||
3023 | if (MAXARG < 1) | |
3024 | pid = 0; | |
3025 | else | |
3026 | pid = SvIVx(POPs); | |
c3293030 IZ |
3027 | #ifdef BSD_GETPGRP |
3028 | value = (I32)BSD_GETPGRP(pid); | |
a0d0e21e LW |
3029 | #else |
3030 | if (pid != 0) | |
3031 | DIE("POSIX getpgrp can't take an argument"); | |
3032 | value = (I32)getpgrp(); | |
3033 | #endif | |
3034 | XPUSHi(value); | |
3035 | RETURN; | |
3036 | #else | |
3037 | DIE(no_func, "getpgrp()"); | |
3038 | #endif | |
3039 | } | |
3040 | ||
3041 | PP(pp_setpgrp) | |
3042 | { | |
3043 | #ifdef HAS_SETPGRP | |
3044 | dSP; dTARGET; | |
3045 | int pgrp; | |
3046 | int pid; | |
3047 | if (MAXARG < 2) { | |
3048 | pgrp = 0; | |
3049 | pid = 0; | |
3050 | } | |
3051 | else { | |
3052 | pgrp = POPi; | |
3053 | pid = TOPi; | |
3054 | } | |
3055 | ||
3056 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
3057 | #ifdef BSD_SETPGRP |
3058 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e LW |
3059 | #else |
3060 | if ((pgrp != 0) || (pid != 0)) { | |
3061 | DIE("POSIX setpgrp can't take an argument"); | |
3062 | } | |
3063 | SETi( setpgrp() >= 0 ); | |
3064 | #endif /* USE_BSDPGRP */ | |
3065 | RETURN; | |
3066 | #else | |
3067 | DIE(no_func, "setpgrp()"); | |
3068 | #endif | |
3069 | } | |
3070 | ||
3071 | PP(pp_getpriority) | |
3072 | { | |
3073 | dSP; dTARGET; | |
3074 | int which; | |
3075 | int who; | |
3076 | #ifdef HAS_GETPRIORITY | |
3077 | who = POPi; | |
3078 | which = TOPi; | |
3079 | SETi( getpriority(which, who) ); | |
3080 | RETURN; | |
3081 | #else | |
3082 | DIE(no_func, "getpriority()"); | |
3083 | #endif | |
3084 | } | |
3085 | ||
3086 | PP(pp_setpriority) | |
3087 | { | |
3088 | dSP; dTARGET; | |
3089 | int which; | |
3090 | int who; | |
3091 | int niceval; | |
3092 | #ifdef HAS_SETPRIORITY | |
3093 | niceval = POPi; | |
3094 | who = POPi; | |
3095 | which = TOPi; | |
3096 | TAINT_PROPER("setpriority"); | |
3097 | SETi( setpriority(which, who, niceval) >= 0 ); | |
3098 | RETURN; | |
3099 | #else | |
3100 | DIE(no_func, "setpriority()"); | |
3101 | #endif | |
3102 | } | |
3103 | ||
3104 | /* Time calls. */ | |
3105 | ||
3106 | PP(pp_time) | |
3107 | { | |
3108 | dSP; dTARGET; | |
cbdc8872 | 3109 | #ifdef BIG_TIME |
3110 | XPUSHn( time(Null(Time_t*)) ); | |
3111 | #else | |
a0d0e21e | 3112 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 3113 | #endif |
a0d0e21e LW |
3114 | RETURN; |
3115 | } | |
3116 | ||
cd52b7b2 | 3117 | /* XXX The POSIX name is CLK_TCK; it is to be preferred |
3118 | to HZ. Probably. For now, assume that if the system | |
3119 | defines HZ, it does so correctly. (Will this break | |
3120 | on VMS?) | |
3121 | Probably we ought to use _sysconf(_SC_CLK_TCK), if | |
3122 | it's supported. --AD 9/96. | |
3123 | */ | |
3124 | ||
a0d0e21e | 3125 | #ifndef HZ |
cd52b7b2 | 3126 | # ifdef CLK_TCK |
3127 | # define HZ CLK_TCK | |
3128 | # else | |
3129 | # define HZ 60 | |
3130 | # endif | |
a0d0e21e LW |
3131 | #endif |
3132 | ||
3133 | PP(pp_tms) | |
3134 | { | |
3135 | dSP; | |
3136 | ||
55497cff | 3137 | #ifndef HAS_TIMES |
a0d0e21e LW |
3138 | DIE("times not implemented"); |
3139 | #else | |
3140 | EXTEND(SP, 4); | |
3141 | ||
3142 | #ifndef VMS | |
3143 | (void)times(×buf); | |
3144 | #else | |
3145 | (void)times((tbuffer_t *)×buf); /* time.h uses different name for */ | |
3146 | /* struct tms, though same data */ | |
3147 | /* is returned. */ | |
3148 | #endif | |
3149 | ||
3150 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_utime)/HZ))); | |
3151 | if (GIMME == G_ARRAY) { | |
3152 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_stime)/HZ))); | |
3153 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_cutime)/HZ))); | |
3154 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_cstime)/HZ))); | |
3155 | } | |
3156 | RETURN; | |
55497cff | 3157 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
3158 | } |
3159 | ||
3160 | PP(pp_localtime) | |
3161 | { | |
3162 | return pp_gmtime(ARGS); | |
3163 | } | |
3164 | ||
3165 | PP(pp_gmtime) | |
3166 | { | |
3167 | dSP; | |
3168 | Time_t when; | |
3169 | struct tm *tmbuf; | |
3170 | static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
3171 | static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
3172 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
3173 | ||
3174 | if (MAXARG < 1) | |
3175 | (void)time(&when); | |
3176 | else | |
cbdc8872 | 3177 | #ifdef BIG_TIME |
3178 | when = (Time_t)SvNVx(POPs); | |
3179 | #else | |
a0d0e21e | 3180 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 3181 | #endif |
a0d0e21e LW |
3182 | |
3183 | if (op->op_type == OP_LOCALTIME) | |
3184 | tmbuf = localtime(&when); | |
3185 | else | |
3186 | tmbuf = gmtime(&when); | |
3187 | ||
3188 | EXTEND(SP, 9); | |
bbce6d69 | 3189 | EXTEND_MORTAL(9); |
a0d0e21e LW |
3190 | if (GIMME != G_ARRAY) { |
3191 | dTARGET; | |
3192 | char mybuf[30]; | |
3193 | if (!tmbuf) | |
3194 | RETPUSHUNDEF; | |
3195 | sprintf(mybuf, "%s %s %2d %02d:%02d:%02d %d", | |
3196 | dayname[tmbuf->tm_wday], | |
3197 | monname[tmbuf->tm_mon], | |
3198 | tmbuf->tm_mday, | |
3199 | tmbuf->tm_hour, | |
3200 | tmbuf->tm_min, | |
3201 | tmbuf->tm_sec, | |
3202 | tmbuf->tm_year + 1900); | |
3203 | PUSHp(mybuf, strlen(mybuf)); | |
3204 | } | |
3205 | else if (tmbuf) { | |
3206 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_sec))); | |
3207 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_min))); | |
3208 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_hour))); | |
3209 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_mday))); | |
3210 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_mon))); | |
3211 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_year))); | |
3212 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_wday))); | |
3213 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_yday))); | |
3214 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_isdst))); | |
3215 | } | |
3216 | RETURN; | |
3217 | } | |
3218 | ||
3219 | PP(pp_alarm) | |
3220 | { | |
3221 | dSP; dTARGET; | |
3222 | int anum; | |
3223 | #ifdef HAS_ALARM | |
3224 | anum = POPi; | |
3225 | anum = alarm((unsigned int)anum); | |
3226 | EXTEND(SP, 1); | |
3227 | if (anum < 0) | |
3228 | RETPUSHUNDEF; | |
3229 | PUSHi((I32)anum); | |
3230 | RETURN; | |
3231 | #else | |
3232 | DIE(no_func, "Unsupported function alarm"); | |
a0d0e21e LW |
3233 | #endif |
3234 | } | |
3235 | ||
3236 | PP(pp_sleep) | |
3237 | { | |
3238 | dSP; dTARGET; | |
3239 | I32 duration; | |
3240 | Time_t lasttime; | |
3241 | Time_t when; | |
3242 | ||
3243 | (void)time(&lasttime); | |
3244 | if (MAXARG < 1) | |
76c32331 | 3245 | Pause(); |
a0d0e21e LW |
3246 | else { |
3247 | duration = POPi; | |
3248 | sleep((unsigned int)duration); | |
3249 | } | |
3250 | (void)time(&when); | |
3251 | XPUSHi(when - lasttime); | |
3252 | RETURN; | |
3253 | } | |
3254 | ||
3255 | /* Shared memory. */ | |
3256 | ||
3257 | PP(pp_shmget) | |
3258 | { | |
3259 | return pp_semget(ARGS); | |
3260 | } | |
3261 | ||
3262 | PP(pp_shmctl) | |
3263 | { | |
3264 | return pp_semctl(ARGS); | |
3265 | } | |
3266 | ||
3267 | PP(pp_shmread) | |
3268 | { | |
3269 | return pp_shmwrite(ARGS); | |
3270 | } | |
3271 | ||
3272 | PP(pp_shmwrite) | |
3273 | { | |
3274 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3275 | dSP; dMARK; dTARGET; | |
3276 | I32 value = (I32)(do_shmio(op->op_type, MARK, SP) >= 0); | |
3277 | SP = MARK; | |
3278 | PUSHi(value); | |
3279 | RETURN; | |
3280 | #else | |
748a9306 | 3281 | return pp_semget(ARGS); |
a0d0e21e LW |
3282 | #endif |
3283 | } | |
3284 | ||
3285 | /* Message passing. */ | |
3286 | ||
3287 | PP(pp_msgget) | |
3288 | { | |
3289 | return pp_semget(ARGS); | |
3290 | } | |
3291 | ||
3292 | PP(pp_msgctl) | |
3293 | { | |
3294 | return pp_semctl(ARGS); | |
3295 | } | |
3296 | ||
3297 | PP(pp_msgsnd) | |
3298 | { | |
3299 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3300 | dSP; dMARK; dTARGET; | |
3301 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); | |
3302 | SP = MARK; | |
3303 | PUSHi(value); | |
3304 | RETURN; | |
3305 | #else | |
748a9306 | 3306 | return pp_semget(ARGS); |
a0d0e21e LW |
3307 | #endif |
3308 | } | |
3309 | ||
3310 | PP(pp_msgrcv) | |
3311 | { | |
3312 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3313 | dSP; dMARK; dTARGET; | |
3314 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); | |
3315 | SP = MARK; | |
3316 | PUSHi(value); | |
3317 | RETURN; | |
3318 | #else | |
748a9306 | 3319 | return pp_semget(ARGS); |
a0d0e21e LW |
3320 | #endif |
3321 | } | |
3322 | ||
3323 | /* Semaphores. */ | |
3324 | ||
3325 | PP(pp_semget) | |
3326 | { | |
3327 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3328 | dSP; dMARK; dTARGET; | |
3329 | int anum = do_ipcget(op->op_type, MARK, SP); | |
3330 | SP = MARK; | |
3331 | if (anum == -1) | |
3332 | RETPUSHUNDEF; | |
3333 | PUSHi(anum); | |
3334 | RETURN; | |
3335 | #else | |
3336 | DIE("System V IPC is not implemented on this machine"); | |
3337 | #endif | |
3338 | } | |
3339 | ||
3340 | PP(pp_semctl) | |
3341 | { | |
3342 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3343 | dSP; dMARK; dTARGET; | |
3344 | int anum = do_ipcctl(op->op_type, MARK, SP); | |
3345 | SP = MARK; | |
3346 | if (anum == -1) | |
3347 | RETSETUNDEF; | |
3348 | if (anum != 0) { | |
3349 | PUSHi(anum); | |
3350 | } | |
3351 | else { | |
3352 | PUSHp("0 but true",10); | |
3353 | } | |
3354 | RETURN; | |
3355 | #else | |
748a9306 | 3356 | return pp_semget(ARGS); |
a0d0e21e LW |
3357 | #endif |
3358 | } | |
3359 | ||
3360 | PP(pp_semop) | |
3361 | { | |
3362 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3363 | dSP; dMARK; dTARGET; | |
3364 | I32 value = (I32)(do_semop(MARK, SP) >= 0); | |
3365 | SP = MARK; | |
3366 | PUSHi(value); | |
3367 | RETURN; | |
3368 | #else | |
748a9306 | 3369 | return pp_semget(ARGS); |
a0d0e21e LW |
3370 | #endif |
3371 | } | |
3372 | ||
3373 | /* Get system info. */ | |
3374 | ||
3375 | PP(pp_ghbyname) | |
3376 | { | |
3377 | #ifdef HAS_SOCKET | |
3378 | return pp_ghostent(ARGS); | |
3379 | #else | |
3380 | DIE(no_sock_func, "gethostbyname"); | |
3381 | #endif | |
3382 | } | |
3383 | ||
3384 | PP(pp_ghbyaddr) | |
3385 | { | |
3386 | #ifdef HAS_SOCKET | |
3387 | return pp_ghostent(ARGS); | |
3388 | #else | |
3389 | DIE(no_sock_func, "gethostbyaddr"); | |
3390 | #endif | |
3391 | } | |
3392 | ||
3393 | PP(pp_ghostent) | |
3394 | { | |
3395 | dSP; | |
3396 | #ifdef HAS_SOCKET | |
3397 | I32 which = op->op_type; | |
3398 | register char **elem; | |
3399 | register SV *sv; | |
3400 | struct hostent *gethostbyname(); | |
3401 | struct hostent *gethostbyaddr(); | |
3402 | #ifdef HAS_GETHOSTENT | |
3403 | struct hostent *gethostent(); | |
3404 | #endif | |
3405 | struct hostent *hent; | |
3406 | unsigned long len; | |
3407 | ||
3408 | EXTEND(SP, 10); | |
3409 | if (which == OP_GHBYNAME) { | |
3410 | hent = gethostbyname(POPp); | |
3411 | } | |
3412 | else if (which == OP_GHBYADDR) { | |
3413 | int addrtype = POPi; | |
748a9306 | 3414 | SV *addrsv = POPs; |
a0d0e21e | 3415 | STRLEN addrlen; |
748a9306 | 3416 | char *addr = SvPV(addrsv, addrlen); |
a0d0e21e LW |
3417 | |
3418 | hent = gethostbyaddr(addr, addrlen, addrtype); | |
3419 | } | |
3420 | else | |
3421 | #ifdef HAS_GETHOSTENT | |
3422 | hent = gethostent(); | |
3423 | #else | |
3424 | DIE("gethostent not implemented"); | |
3425 | #endif | |
3426 | ||
3427 | #ifdef HOST_NOT_FOUND | |
3428 | if (!hent) | |
748a9306 | 3429 | statusvalue = FIXSTATUS(h_errno); |
a0d0e21e LW |
3430 | #endif |
3431 | ||
3432 | if (GIMME != G_ARRAY) { | |
3433 | PUSHs(sv = sv_newmortal()); | |
3434 | if (hent) { | |
3435 | if (which == OP_GHBYNAME) { | |
fd0af264 | 3436 | if (hent->h_addr) |
3437 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
3438 | } |
3439 | else | |
3440 | sv_setpv(sv, (char*)hent->h_name); | |
3441 | } | |
3442 | RETURN; | |
3443 | } | |
3444 | ||
3445 | if (hent) { | |
3446 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3447 | sv_setpv(sv, (char*)hent->h_name); | |
3448 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3449 | for (elem = hent->h_aliases; elem && *elem; elem++) { | |
3450 | sv_catpv(sv, *elem); | |
3451 | if (elem[1]) | |
3452 | sv_catpvn(sv, " ", 1); | |
3453 | } | |
3454 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3455 | sv_setiv(sv, (I32)hent->h_addrtype); | |
3456 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3457 | len = hent->h_length; | |
3458 | sv_setiv(sv, (I32)len); | |
3459 | #ifdef h_addr | |
3460 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3461 | XPUSHs(sv = sv_mortalcopy(&sv_no)); | |
3462 | sv_setpvn(sv, *elem, len); | |
3463 | } | |
3464 | #else | |
3465 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
fd0af264 | 3466 | if (hent->h_addr) |
3467 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
3468 | #endif /* h_addr */ |
3469 | } | |
3470 | RETURN; | |
3471 | #else | |
3472 | DIE(no_sock_func, "gethostent"); | |
3473 | #endif | |
3474 | } | |
3475 | ||
3476 | PP(pp_gnbyname) | |
3477 | { | |
3478 | #ifdef HAS_SOCKET | |
3479 | return pp_gnetent(ARGS); | |
3480 | #else | |
3481 | DIE(no_sock_func, "getnetbyname"); | |
3482 | #endif | |
3483 | } | |
3484 | ||
3485 | PP(pp_gnbyaddr) | |
3486 | { | |
3487 | #ifdef HAS_SOCKET | |
3488 | return pp_gnetent(ARGS); | |
3489 | #else | |
3490 | DIE(no_sock_func, "getnetbyaddr"); | |
3491 | #endif | |
3492 | } | |
3493 | ||
3494 | PP(pp_gnetent) | |
3495 | { | |
3496 | dSP; | |
3497 | #ifdef HAS_SOCKET | |
3498 | I32 which = op->op_type; | |
3499 | register char **elem; | |
3500 | register SV *sv; | |
3501 | struct netent *getnetbyname(); | |
3502 | struct netent *getnetbyaddr(); | |
3503 | struct netent *getnetent(); | |
3504 | struct netent *nent; | |
3505 | ||
3506 | if (which == OP_GNBYNAME) | |
3507 | nent = getnetbyname(POPp); | |
3508 | else if (which == OP_GNBYADDR) { | |
3509 | int addrtype = POPi; | |
3510 | unsigned long addr = U_L(POPn); | |
3511 | nent = getnetbyaddr((long)addr, addrtype); | |
3512 | } | |
3513 | else | |
3514 | nent = getnetent(); | |
3515 | ||
3516 | EXTEND(SP, 4); | |
3517 | if (GIMME != G_ARRAY) { | |
3518 | PUSHs(sv = sv_newmortal()); | |
3519 | if (nent) { | |
3520 | if (which == OP_GNBYNAME) | |
3521 | sv_setiv(sv, (I32)nent->n_net); | |
3522 | else | |
3523 | sv_setpv(sv, nent->n_name); | |
3524 | } | |
3525 | RETURN; | |
3526 | } | |
3527 | ||
3528 | if (nent) { | |
3529 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3530 | sv_setpv(sv, nent->n_name); | |
3531 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3532 | for (elem = nent->n_aliases; *elem; elem++) { | |
3533 | sv_catpv(sv, *elem); | |
3534 | if (elem[1]) | |
3535 | sv_catpvn(sv, " ", 1); | |
3536 | } | |
3537 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3538 | sv_setiv(sv, (I32)nent->n_addrtype); | |
3539 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3540 | sv_setiv(sv, (I32)nent->n_net); | |
3541 | } | |
3542 | ||
3543 | RETURN; | |
3544 | #else | |
3545 | DIE(no_sock_func, "getnetent"); | |
3546 | #endif | |
3547 | } | |
3548 | ||
3549 | PP(pp_gpbyname) | |
3550 | { | |
3551 | #ifdef HAS_SOCKET | |
3552 | return pp_gprotoent(ARGS); | |
3553 | #else | |
3554 | DIE(no_sock_func, "getprotobyname"); | |
3555 | #endif | |
3556 | } | |
3557 | ||
3558 | PP(pp_gpbynumber) | |
3559 | { | |
3560 | #ifdef HAS_SOCKET | |
3561 | return pp_gprotoent(ARGS); | |
3562 | #else | |
3563 | DIE(no_sock_func, "getprotobynumber"); | |
3564 | #endif | |
3565 | } | |
3566 | ||
3567 | PP(pp_gprotoent) | |
3568 | { | |
3569 | dSP; | |
3570 | #ifdef HAS_SOCKET | |
3571 | I32 which = op->op_type; | |
3572 | register char **elem; | |
3573 | register SV *sv; | |
3574 | struct protoent *getprotobyname(); | |
3575 | struct protoent *getprotobynumber(); | |
3576 | struct protoent *getprotoent(); | |
3577 | struct protoent *pent; | |
3578 | ||
3579 | if (which == OP_GPBYNAME) | |
3580 | pent = getprotobyname(POPp); | |
3581 | else if (which == OP_GPBYNUMBER) | |
3582 | pent = getprotobynumber(POPi); | |
3583 | else | |
3584 | pent = getprotoent(); | |
3585 | ||
3586 | EXTEND(SP, 3); | |
3587 | if (GIMME != G_ARRAY) { | |
3588 | PUSHs(sv = sv_newmortal()); | |
3589 | if (pent) { | |
3590 | if (which == OP_GPBYNAME) | |
3591 | sv_setiv(sv, (I32)pent->p_proto); | |
3592 | else | |
3593 | sv_setpv(sv, pent->p_name); | |
3594 | } | |
3595 | RETURN; | |
3596 | } | |
3597 | ||
3598 | if (pent) { | |
3599 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3600 | sv_setpv(sv, pent->p_name); | |
3601 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3602 | for (elem = pent->p_aliases; *elem; elem++) { | |
3603 | sv_catpv(sv, *elem); | |
3604 | if (elem[1]) | |
3605 | sv_catpvn(sv, " ", 1); | |
3606 | } | |
3607 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3608 | sv_setiv(sv, (I32)pent->p_proto); | |
3609 | } | |
3610 | ||
3611 | RETURN; | |
3612 | #else | |
3613 | DIE(no_sock_func, "getprotoent"); | |
3614 | #endif | |
3615 | } | |
3616 | ||
3617 | PP(pp_gsbyname) | |
3618 | { | |
3619 | #ifdef HAS_SOCKET | |
3620 | return pp_gservent(ARGS); | |
3621 | #else | |
3622 | DIE(no_sock_func, "getservbyname"); | |
3623 | #endif | |
3624 | } | |
3625 | ||
3626 | PP(pp_gsbyport) | |
3627 | { | |
3628 | #ifdef HAS_SOCKET | |
3629 | return pp_gservent(ARGS); | |
3630 | #else | |
3631 | DIE(no_sock_func, "getservbyport"); | |
3632 | #endif | |
3633 | } | |
3634 | ||
3635 | PP(pp_gservent) | |
3636 | { | |
3637 | dSP; | |
3638 | #ifdef HAS_SOCKET | |
3639 | I32 which = op->op_type; | |
3640 | register char **elem; | |
3641 | register SV *sv; | |
3642 | struct servent *getservbyname(); | |
3643 | struct servent *getservbynumber(); | |
3644 | struct servent *getservent(); | |
3645 | struct servent *sent; | |
3646 | ||
3647 | if (which == OP_GSBYNAME) { | |
3648 | char *proto = POPp; | |
3649 | char *name = POPp; | |
3650 | ||
3651 | if (proto && !*proto) | |
3652 | proto = Nullch; | |
3653 | ||
3654 | sent = getservbyname(name, proto); | |
3655 | } | |
3656 | else if (which == OP_GSBYPORT) { | |
3657 | char *proto = POPp; | |
3658 | int port = POPi; | |
3659 | ||
3660 | sent = getservbyport(port, proto); | |
3661 | } | |
3662 | else | |
3663 | sent = getservent(); | |
3664 | ||
3665 | EXTEND(SP, 4); | |
3666 | if (GIMME != G_ARRAY) { | |
3667 | PUSHs(sv = sv_newmortal()); | |
3668 | if (sent) { | |
3669 | if (which == OP_GSBYNAME) { | |
3670 | #ifdef HAS_NTOHS | |
3671 | sv_setiv(sv, (I32)ntohs(sent->s_port)); | |
3672 | #else | |
3673 | sv_setiv(sv, (I32)(sent->s_port)); | |
3674 | #endif | |
3675 | } | |
3676 | else | |
3677 | sv_setpv(sv, sent->s_name); | |
3678 | } | |
3679 | RETURN; | |
3680 | } | |
3681 | ||
3682 | if (sent) { | |
3683 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3684 | sv_setpv(sv, sent->s_name); | |
3685 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3686 | for (elem = sent->s_aliases; *elem; elem++) { | |
3687 | sv_catpv(sv, *elem); | |
3688 | if (elem[1]) | |
3689 | sv_catpvn(sv, " ", 1); | |
3690 | } | |
3691 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3692 | #ifdef HAS_NTOHS | |
3693 | sv_setiv(sv, (I32)ntohs(sent->s_port)); | |
3694 | #else | |
3695 | sv_setiv(sv, (I32)(sent->s_port)); | |
3696 | #endif | |
3697 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3698 | sv_setpv(sv, sent->s_proto); | |
3699 | } | |
3700 | ||
3701 | RETURN; | |
3702 | #else | |
3703 | DIE(no_sock_func, "getservent"); | |
3704 | #endif | |
3705 | } | |
3706 | ||
3707 | PP(pp_shostent) | |
3708 | { | |
3709 | dSP; | |
3710 | #ifdef HAS_SOCKET | |
3711 | sethostent(TOPi); | |
3712 | RETSETYES; | |
3713 | #else | |
3714 | DIE(no_sock_func, "sethostent"); | |
3715 | #endif | |
3716 | } | |
3717 | ||
3718 | PP(pp_snetent) | |
3719 | { | |
3720 | dSP; | |
3721 | #ifdef HAS_SOCKET | |
3722 | setnetent(TOPi); | |
3723 | RETSETYES; | |
3724 | #else | |
3725 | DIE(no_sock_func, "setnetent"); | |
3726 | #endif | |
3727 | } | |
3728 | ||
3729 | PP(pp_sprotoent) | |
3730 | { | |
3731 | dSP; | |
3732 | #ifdef HAS_SOCKET | |
3733 | setprotoent(TOPi); | |
3734 | RETSETYES; | |
3735 | #else | |
3736 | DIE(no_sock_func, "setprotoent"); | |
3737 | #endif | |
3738 | } | |
3739 | ||
3740 | PP(pp_sservent) | |
3741 | { | |
3742 | dSP; | |
3743 | #ifdef HAS_SOCKET | |
3744 | setservent(TOPi); | |
3745 | RETSETYES; | |
3746 | #else | |
3747 | DIE(no_sock_func, "setservent"); | |
3748 | #endif | |
3749 | } | |
3750 | ||
3751 | PP(pp_ehostent) | |
3752 | { | |
3753 | dSP; | |
3754 | #ifdef HAS_SOCKET | |
3755 | endhostent(); | |
3756 | EXTEND(sp,1); | |
3757 | RETPUSHYES; | |
3758 | #else | |
3759 | DIE(no_sock_func, "endhostent"); | |
3760 | #endif | |
3761 | } | |
3762 | ||
3763 | PP(pp_enetent) | |
3764 | { | |
3765 | dSP; | |
3766 | #ifdef HAS_SOCKET | |
3767 | endnetent(); | |
3768 | EXTEND(sp,1); | |
3769 | RETPUSHYES; | |
3770 | #else | |
3771 | DIE(no_sock_func, "endnetent"); | |
3772 | #endif | |
3773 | } | |
3774 | ||
3775 | PP(pp_eprotoent) | |
3776 | { | |
3777 | dSP; | |
3778 | #ifdef HAS_SOCKET | |
3779 | endprotoent(); | |
3780 | EXTEND(sp,1); | |
3781 | RETPUSHYES; | |
3782 | #else | |
3783 | DIE(no_sock_func, "endprotoent"); | |
3784 | #endif | |
3785 | } | |
3786 | ||
3787 | PP(pp_eservent) | |
3788 | { | |
3789 | dSP; | |
3790 | #ifdef HAS_SOCKET | |
3791 | endservent(); | |
3792 | EXTEND(sp,1); | |
3793 | RETPUSHYES; | |
3794 | #else | |
3795 | DIE(no_sock_func, "endservent"); | |
3796 | #endif | |
3797 | } | |
3798 | ||
3799 | PP(pp_gpwnam) | |
3800 | { | |
3801 | #ifdef HAS_PASSWD | |
3802 | return pp_gpwent(ARGS); | |
3803 | #else | |
3804 | DIE(no_func, "getpwnam"); | |
3805 | #endif | |
3806 | } | |
3807 | ||
3808 | PP(pp_gpwuid) | |
3809 | { | |
3810 | #ifdef HAS_PASSWD | |
3811 | return pp_gpwent(ARGS); | |
3812 | #else | |
3813 | DIE(no_func, "getpwuid"); | |
3814 | #endif | |
3815 | } | |
3816 | ||
3817 | PP(pp_gpwent) | |
3818 | { | |
3819 | dSP; | |
3820 | #ifdef HAS_PASSWD | |
3821 | I32 which = op->op_type; | |
3822 | register SV *sv; | |
3823 | struct passwd *pwent; | |
3824 | ||
3825 | if (which == OP_GPWNAM) | |
3826 | pwent = getpwnam(POPp); | |
3827 | else if (which == OP_GPWUID) | |
3828 | pwent = getpwuid(POPi); | |
3829 | else | |
3830 | pwent = (struct passwd *)getpwent(); | |
3831 | ||
3832 | EXTEND(SP, 10); | |
3833 | if (GIMME != G_ARRAY) { | |
3834 | PUSHs(sv = sv_newmortal()); | |
3835 | if (pwent) { | |
3836 | if (which == OP_GPWNAM) | |
3837 | sv_setiv(sv, (I32)pwent->pw_uid); | |
3838 | else | |
3839 | sv_setpv(sv, pwent->pw_name); | |
3840 | } | |
3841 | RETURN; | |
3842 | } | |
3843 | ||
3844 | if (pwent) { | |
3845 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3846 | sv_setpv(sv, pwent->pw_name); | |
3847 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3848 | sv_setpv(sv, pwent->pw_passwd); | |
3849 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3850 | sv_setiv(sv, (I32)pwent->pw_uid); | |
3851 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3852 | sv_setiv(sv, (I32)pwent->pw_gid); | |
3853 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3854 | #ifdef PWCHANGE | |
3855 | sv_setiv(sv, (I32)pwent->pw_change); | |
3856 | #else | |
3857 | #ifdef PWQUOTA | |
3858 | sv_setiv(sv, (I32)pwent->pw_quota); | |
3859 | #else | |
3860 | #ifdef PWAGE | |
3861 | sv_setpv(sv, pwent->pw_age); | |
3862 | #endif | |
3863 | #endif | |
3864 | #endif | |
3865 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3866 | #ifdef PWCLASS | |
3867 | sv_setpv(sv, pwent->pw_class); | |
3868 | #else | |
3869 | #ifdef PWCOMMENT | |
3870 | sv_setpv(sv, pwent->pw_comment); | |
3871 | #endif | |
3872 | #endif | |
3873 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3874 | sv_setpv(sv, pwent->pw_gecos); | |
3875 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3876 | sv_setpv(sv, pwent->pw_dir); | |
3877 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3878 | sv_setpv(sv, pwent->pw_shell); | |
3879 | #ifdef PWEXPIRE | |
3880 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3881 | sv_setiv(sv, (I32)pwent->pw_expire); | |
3882 | #endif | |
3883 | } | |
3884 | RETURN; | |
3885 | #else | |
3886 | DIE(no_func, "getpwent"); | |
3887 | #endif | |
3888 | } | |
3889 | ||
3890 | PP(pp_spwent) | |
3891 | { | |
3892 | dSP; | |
3893 | #ifdef HAS_PASSWD | |
3894 | setpwent(); | |
3895 | RETPUSHYES; | |
3896 | #else | |
3897 | DIE(no_func, "setpwent"); | |
3898 | #endif | |
3899 | } | |
3900 | ||
3901 | PP(pp_epwent) | |
3902 | { | |
3903 | dSP; | |
3904 | #ifdef HAS_PASSWD | |
3905 | endpwent(); | |
3906 | RETPUSHYES; | |
3907 | #else | |
3908 | DIE(no_func, "endpwent"); | |
3909 | #endif | |
3910 | } | |
3911 | ||
3912 | PP(pp_ggrnam) | |
3913 | { | |
3914 | #ifdef HAS_GROUP | |
3915 | return pp_ggrent(ARGS); | |
3916 | #else | |
3917 | DIE(no_func, "getgrnam"); | |
3918 | #endif | |
3919 | } | |
3920 | ||
3921 | PP(pp_ggrgid) | |
3922 | { | |
3923 | #ifdef HAS_GROUP | |
3924 | return pp_ggrent(ARGS); | |
3925 | #else | |
3926 | DIE(no_func, "getgrgid"); | |
3927 | #endif | |
3928 | } | |
3929 | ||
3930 | PP(pp_ggrent) | |
3931 | { | |
3932 | dSP; | |
3933 | #ifdef HAS_GROUP | |
3934 | I32 which = op->op_type; | |
3935 | register char **elem; | |
3936 | register SV *sv; | |
3937 | struct group *grent; | |
3938 | ||
3939 | if (which == OP_GGRNAM) | |
3940 | grent = (struct group *)getgrnam(POPp); | |
3941 | else if (which == OP_GGRGID) | |
3942 | grent = (struct group *)getgrgid(POPi); | |
3943 | else | |
3944 | grent = (struct group *)getgrent(); | |
3945 | ||
3946 | EXTEND(SP, 4); | |
3947 | if (GIMME != G_ARRAY) { | |
3948 | PUSHs(sv = sv_newmortal()); | |
3949 | if (grent) { | |
3950 | if (which == OP_GGRNAM) | |
3951 | sv_setiv(sv, (I32)grent->gr_gid); | |
3952 | else | |
3953 | sv_setpv(sv, grent->gr_name); | |
3954 | } | |
3955 | RETURN; | |
3956 | } | |
3957 | ||
3958 | if (grent) { | |
3959 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3960 | sv_setpv(sv, grent->gr_name); | |
3961 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3962 | sv_setpv(sv, grent->gr_passwd); | |
3963 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3964 | sv_setiv(sv, (I32)grent->gr_gid); | |
3965 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3966 | for (elem = grent->gr_mem; *elem; elem++) { | |
3967 | sv_catpv(sv, *elem); | |
3968 | if (elem[1]) | |
3969 | sv_catpvn(sv, " ", 1); | |
3970 | } | |
3971 | } | |
3972 | ||
3973 | RETURN; | |
3974 | #else | |
3975 | DIE(no_func, "getgrent"); | |
3976 | #endif | |
3977 | } | |
3978 | ||
3979 | PP(pp_sgrent) | |
3980 | { | |
3981 | dSP; | |
3982 | #ifdef HAS_GROUP | |
3983 | setgrent(); | |
3984 | RETPUSHYES; | |
3985 | #else | |
3986 | DIE(no_func, "setgrent"); | |
3987 | #endif | |
3988 | } | |
3989 | ||
3990 | PP(pp_egrent) | |
3991 | { | |
3992 | dSP; | |
3993 | #ifdef HAS_GROUP | |
3994 | endgrent(); | |
3995 | RETPUSHYES; | |
3996 | #else | |
3997 | DIE(no_func, "endgrent"); | |
3998 | #endif | |
3999 | } | |
4000 | ||
4001 | PP(pp_getlogin) | |
4002 | { | |
4003 | dSP; dTARGET; | |
4004 | #ifdef HAS_GETLOGIN | |
4005 | char *tmps; | |
4006 | EXTEND(SP, 1); | |
4007 | if (!(tmps = getlogin())) | |
4008 | RETPUSHUNDEF; | |
4009 | PUSHp(tmps, strlen(tmps)); | |
4010 | RETURN; | |
4011 | #else | |
4012 | DIE(no_func, "getlogin"); | |
4013 | #endif | |
4014 | } | |
4015 | ||
4016 | /* Miscellaneous. */ | |
4017 | ||
4018 | PP(pp_syscall) | |
4019 | { | |
4020 | #ifdef HAS_SYSCALL | |
4021 | dSP; dMARK; dORIGMARK; dTARGET; | |
4022 | register I32 items = SP - MARK; | |
4023 | unsigned long a[20]; | |
4024 | register I32 i = 0; | |
4025 | I32 retval = -1; | |
748a9306 | 4026 | MAGIC *mg; |
a0d0e21e LW |
4027 | |
4028 | if (tainting) { | |
4029 | while (++MARK <= SP) { | |
bbce6d69 | 4030 | if (SvTAINTED(*MARK)) { |
4031 | TAINT; | |
4032 | break; | |
4033 | } | |
a0d0e21e LW |
4034 | } |
4035 | MARK = ORIGMARK; | |
4036 | TAINT_PROPER("syscall"); | |
4037 | } | |
4038 | ||
4039 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
4040 | * or where sizeof(long) != sizeof(char*). But such machines will | |
4041 | * not likely have syscall implemented either, so who cares? | |
4042 | */ | |
4043 | while (++MARK <= SP) { | |
4044 | if (SvNIOK(*MARK) || !i) | |
4045 | a[i++] = SvIV(*MARK); | |
748a9306 LW |
4046 | else if (*MARK == &sv_undef) |
4047 | a[i++] = 0; | |
4048 | else | |
4049 | a[i++] = (unsigned long)SvPV_force(*MARK, na); | |
a0d0e21e LW |
4050 | if (i > 15) |
4051 | break; | |
4052 | } | |
4053 | switch (items) { | |
4054 | default: | |
4055 | DIE("Too many args to syscall"); | |
4056 | case 0: | |
4057 | DIE("Too few args to syscall"); | |
4058 | case 1: | |
4059 | retval = syscall(a[0]); | |
4060 | break; | |
4061 | case 2: | |
4062 | retval = syscall(a[0],a[1]); | |
4063 | break; | |
4064 | case 3: | |
4065 | retval = syscall(a[0],a[1],a[2]); | |
4066 | break; | |
4067 | case 4: | |
4068 | retval = syscall(a[0],a[1],a[2],a[3]); | |
4069 | break; | |
4070 | case 5: | |
4071 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
4072 | break; | |
4073 | case 6: | |
4074 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
4075 | break; | |
4076 | case 7: | |
4077 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
4078 | break; | |
4079 | case 8: | |
4080 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
4081 | break; | |
4082 | #ifdef atarist | |
4083 | case 9: | |
4084 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
4085 | break; | |
4086 | case 10: | |
4087 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
4088 | break; | |
4089 | case 11: | |
4090 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4091 | a[10]); | |
4092 | break; | |
4093 | case 12: | |
4094 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4095 | a[10],a[11]); | |
4096 | break; | |
4097 | case 13: | |
4098 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4099 | a[10],a[11],a[12]); | |
4100 | break; | |
4101 | case 14: | |
4102 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4103 | a[10],a[11],a[12],a[13]); | |
4104 | break; | |
4105 | #endif /* atarist */ | |
4106 | } | |
4107 | SP = ORIGMARK; | |
4108 | PUSHi(retval); | |
4109 | RETURN; | |
4110 | #else | |
4111 | DIE(no_func, "syscall"); | |
4112 | #endif | |
4113 | } | |
4114 | ||
ff68c719 | 4115 | #ifdef FCNTL_EMULATE_FLOCK |
4116 | ||
4117 | /* XXX Emulate flock() with fcntl(). | |
4118 | What's really needed is a good file locking module. | |
4119 | */ | |
4120 | ||
4121 | static int | |
4122 | fcntl_emulate_flock(fd, operation) | |
4123 | int fd; | |
4124 | int operation; | |
4125 | { | |
4126 | struct flock flock; | |
4127 | ||
4128 | switch (operation & ~LOCK_NB) { | |
4129 | case LOCK_SH: | |
4130 | flock.l_type = F_RDLCK; | |
4131 | break; | |
4132 | case LOCK_EX: | |
4133 | flock.l_type = F_WRLCK; | |
4134 | break; | |
4135 | case LOCK_UN: | |
4136 | flock.l_type = F_UNLCK; | |
4137 | break; | |
4138 | default: | |
4139 | errno = EINVAL; | |
4140 | return -1; | |
4141 | } | |
4142 | flock.l_whence = SEEK_SET; | |
4143 | flock.l_start = flock.l_len = 0L; | |
4144 | ||
4145 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); | |
4146 | } | |
4147 | ||
4148 | #endif /* FCNTL_EMULATE_FLOCK */ | |
4149 | ||
4150 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
4151 | |
4152 | /* XXX Emulate flock() with lockf(). This is just to increase | |
4153 | portability of scripts. The calls are not completely | |
4154 | interchangeable. What's really needed is a good file | |
4155 | locking module. | |
4156 | */ | |
4157 | ||
76c32331 | 4158 | /* The lockf() constants might have been defined in <unistd.h>. |
4159 | Unfortunately, <unistd.h> causes troubles on some mixed | |
4160 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
4161 | |
4162 | Further, the lockf() constants aren't POSIX, so they might not be | |
4163 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
4164 | just stick in the SVID values and be done with it. Sigh. | |
4165 | */ | |
4166 | ||
4167 | # ifndef F_ULOCK | |
4168 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
4169 | # endif | |
4170 | # ifndef F_LOCK | |
4171 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
4172 | # endif | |
4173 | # ifndef F_TLOCK | |
4174 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
4175 | # endif | |
4176 | # ifndef F_TEST | |
4177 | # define F_TEST 3 /* Test a region for other processes locks */ | |
4178 | # endif | |
4179 | ||
55497cff | 4180 | static int |
16d20bd9 AD |
4181 | lockf_emulate_flock (fd, operation) |
4182 | int fd; | |
4183 | int operation; | |
4184 | { | |
4185 | int i; | |
4186 | switch (operation) { | |
4187 | ||
4188 | /* LOCK_SH - get a shared lock */ | |
4189 | case LOCK_SH: | |
4190 | /* LOCK_EX - get an exclusive lock */ | |
4191 | case LOCK_EX: | |
4192 | i = lockf (fd, F_LOCK, 0); | |
4193 | break; | |
4194 | ||
4195 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
4196 | case LOCK_SH|LOCK_NB: | |
4197 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
4198 | case LOCK_EX|LOCK_NB: | |
4199 | i = lockf (fd, F_TLOCK, 0); | |
4200 | if (i == -1) | |
4201 | if ((errno == EAGAIN) || (errno == EACCES)) | |
4202 | errno = EWOULDBLOCK; | |
4203 | break; | |
4204 | ||
ff68c719 | 4205 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 4206 | case LOCK_UN: |
ff68c719 | 4207 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
4208 | i = lockf (fd, F_ULOCK, 0); |
4209 | break; | |
4210 | ||
4211 | /* Default - can't decipher operation */ | |
4212 | default: | |
4213 | i = -1; | |
4214 | errno = EINVAL; | |
4215 | break; | |
4216 | } | |
4217 | return (i); | |
4218 | } | |
ff68c719 | 4219 | |
4220 | #endif /* LOCKF_EMULATE_FLOCK */ |