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 | ||
55497cff | 101 | #if !defined(HAS_FLOCK) && defined(HAS_LOCKF) |
102 | static int lockf_emulate_flock _((int fd, int operation)); | |
103 | # define flock lockf_emulate_flock | |
104 | #endif | |
105 | ||
106 | ||
a0d0e21e LW |
107 | /* Pushy I/O. */ |
108 | ||
109 | PP(pp_backtick) | |
110 | { | |
111 | dSP; dTARGET; | |
760ac839 | 112 | PerlIO *fp; |
a0d0e21e LW |
113 | char *tmps = POPp; |
114 | TAINT_PROPER("``"); | |
115 | fp = my_popen(tmps, "r"); | |
116 | if (fp) { | |
117 | sv_setpv(TARG, ""); /* note that this preserves previous buffer */ | |
118 | if (GIMME == G_SCALAR) { | |
119 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) | |
120 | /*SUPPRESS 530*/ | |
121 | ; | |
122 | XPUSHs(TARG); | |
123 | } | |
124 | else { | |
125 | SV *sv; | |
126 | ||
127 | for (;;) { | |
128 | sv = NEWSV(56, 80); | |
129 | if (sv_gets(sv, fp, 0) == Nullch) { | |
130 | SvREFCNT_dec(sv); | |
131 | break; | |
132 | } | |
133 | XPUSHs(sv_2mortal(sv)); | |
134 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
135 | SvLEN_set(sv, SvCUR(sv)+1); | |
136 | Renew(SvPVX(sv), SvLEN(sv), char); | |
137 | } | |
138 | } | |
139 | } | |
4633a7c4 | 140 | statusvalue = FIXSTATUS(my_pclose(fp)); |
a0d0e21e LW |
141 | } |
142 | else { | |
143 | statusvalue = -1; | |
144 | if (GIMME == G_SCALAR) | |
145 | RETPUSHUNDEF; | |
146 | } | |
147 | ||
148 | RETURN; | |
149 | } | |
150 | ||
151 | PP(pp_glob) | |
152 | { | |
153 | OP *result; | |
154 | ENTER; | |
a0d0e21e LW |
155 | |
156 | SAVESPTR(last_in_gv); /* We don't want this to be permanent. */ | |
157 | last_in_gv = (GV*)*stack_sp--; | |
158 | ||
c07a80fd | 159 | SAVESPTR(rs); /* This is not permanent, either. */ |
160 | rs = sv_2mortal(newSVpv("", 1)); | |
161 | #ifndef DOSISH | |
162 | #ifndef CSH | |
163 | *SvPVX(rs) = '\n'; | |
a0d0e21e | 164 | #endif /* !CSH */ |
55497cff | 165 | #endif /* !DOSISH */ |
c07a80fd | 166 | |
a0d0e21e LW |
167 | result = do_readline(); |
168 | LEAVE; | |
169 | return result; | |
170 | } | |
171 | ||
172 | PP(pp_indread) | |
173 | { | |
174 | last_in_gv = gv_fetchpv(SvPVx(GvSV((GV*)(*stack_sp--)), na), TRUE,SVt_PVIO); | |
175 | return do_readline(); | |
176 | } | |
177 | ||
178 | PP(pp_rcatline) | |
179 | { | |
180 | last_in_gv = cGVOP->op_gv; | |
181 | return do_readline(); | |
182 | } | |
183 | ||
184 | PP(pp_warn) | |
185 | { | |
186 | dSP; dMARK; | |
187 | char *tmps; | |
188 | if (SP - MARK != 1) { | |
189 | dTARGET; | |
190 | do_join(TARG, &sv_no, MARK, SP); | |
191 | tmps = SvPV(TARG, na); | |
192 | SP = MARK + 1; | |
193 | } | |
194 | else { | |
195 | tmps = SvPV(TOPs, na); | |
196 | } | |
197 | if (!tmps || !*tmps) { | |
4633a7c4 | 198 | SV *error = GvSV(errgv); |
a0d0e21e LW |
199 | (void)SvUPGRADE(error, SVt_PV); |
200 | if (SvPOK(error) && SvCUR(error)) | |
201 | sv_catpv(error, "\t...caught"); | |
202 | tmps = SvPV(error, na); | |
203 | } | |
204 | if (!tmps || !*tmps) | |
205 | tmps = "Warning: something's wrong"; | |
206 | warn("%s", tmps); | |
207 | RETSETYES; | |
208 | } | |
209 | ||
210 | PP(pp_die) | |
211 | { | |
212 | dSP; dMARK; | |
213 | char *tmps; | |
214 | if (SP - MARK != 1) { | |
215 | dTARGET; | |
216 | do_join(TARG, &sv_no, MARK, SP); | |
217 | tmps = SvPV(TARG, na); | |
218 | SP = MARK + 1; | |
219 | } | |
220 | else { | |
221 | tmps = SvPV(TOPs, na); | |
222 | } | |
223 | if (!tmps || !*tmps) { | |
4633a7c4 | 224 | SV *error = GvSV(errgv); |
a0d0e21e LW |
225 | (void)SvUPGRADE(error, SVt_PV); |
226 | if (SvPOK(error) && SvCUR(error)) | |
227 | sv_catpv(error, "\t...propagated"); | |
228 | tmps = SvPV(error, na); | |
229 | } | |
230 | if (!tmps || !*tmps) | |
231 | tmps = "Died"; | |
232 | DIE("%s", tmps); | |
233 | } | |
234 | ||
235 | /* I/O. */ | |
236 | ||
237 | PP(pp_open) | |
238 | { | |
239 | dSP; dTARGET; | |
240 | GV *gv; | |
241 | SV *sv; | |
242 | char *tmps; | |
243 | STRLEN len; | |
244 | ||
245 | if (MAXARG > 1) | |
246 | sv = POPs; | |
4633a7c4 | 247 | else if (SvTYPE(TOPs) == SVt_PVGV) |
a0d0e21e | 248 | sv = GvSV(TOPs); |
4633a7c4 LW |
249 | else |
250 | DIE(no_usym, "filehandle"); | |
a0d0e21e | 251 | gv = (GV*)POPs; |
aac0dd9a | 252 | if (IoFLAGS(GvIOn(gv)) & IOf_UNTAINT) /* This GV has UNTAINT previously set */ |
253 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; /* Clear it. We don't carry that over */ | |
a0d0e21e | 254 | tmps = SvPV(sv, len); |
c07a80fd | 255 | if (do_open(gv, tmps, len, FALSE, 0, 0, Nullfp)) { |
a0d0e21e LW |
256 | IoLINES(GvIOp(gv)) = 0; |
257 | PUSHi( (I32)forkprocess ); | |
258 | } | |
259 | else if (forkprocess == 0) /* we are a new child */ | |
260 | PUSHi(0); | |
261 | else | |
262 | RETPUSHUNDEF; | |
263 | RETURN; | |
264 | } | |
265 | ||
266 | PP(pp_close) | |
267 | { | |
268 | dSP; | |
269 | GV *gv; | |
270 | ||
271 | if (MAXARG == 0) | |
272 | gv = defoutgv; | |
273 | else | |
274 | gv = (GV*)POPs; | |
275 | EXTEND(SP, 1); | |
276 | PUSHs( do_close(gv, TRUE) ? &sv_yes : &sv_no ); | |
277 | RETURN; | |
278 | } | |
279 | ||
280 | PP(pp_pipe_op) | |
281 | { | |
282 | dSP; | |
283 | #ifdef HAS_PIPE | |
284 | GV *rgv; | |
285 | GV *wgv; | |
286 | register IO *rstio; | |
287 | register IO *wstio; | |
288 | int fd[2]; | |
289 | ||
290 | wgv = (GV*)POPs; | |
291 | rgv = (GV*)POPs; | |
292 | ||
293 | if (!rgv || !wgv) | |
294 | goto badexit; | |
295 | ||
4633a7c4 LW |
296 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
297 | DIE(no_usym, "filehandle"); | |
a0d0e21e LW |
298 | rstio = GvIOn(rgv); |
299 | wstio = GvIOn(wgv); | |
300 | ||
301 | if (IoIFP(rstio)) | |
302 | do_close(rgv, FALSE); | |
303 | if (IoIFP(wstio)) | |
304 | do_close(wgv, FALSE); | |
305 | ||
306 | if (pipe(fd) < 0) | |
307 | goto badexit; | |
308 | ||
760ac839 LW |
309 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"); |
310 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"); | |
a0d0e21e LW |
311 | IoIFP(wstio) = IoOFP(wstio); |
312 | IoTYPE(rstio) = '<'; | |
313 | IoTYPE(wstio) = '>'; | |
314 | ||
315 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 316 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
a0d0e21e | 317 | else close(fd[0]); |
760ac839 | 318 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
a0d0e21e LW |
319 | else close(fd[1]); |
320 | goto badexit; | |
321 | } | |
322 | ||
323 | RETPUSHYES; | |
324 | ||
325 | badexit: | |
326 | RETPUSHUNDEF; | |
327 | #else | |
328 | DIE(no_func, "pipe"); | |
329 | #endif | |
330 | } | |
331 | ||
332 | PP(pp_fileno) | |
333 | { | |
334 | dSP; dTARGET; | |
335 | GV *gv; | |
336 | IO *io; | |
760ac839 | 337 | PerlIO *fp; |
a0d0e21e LW |
338 | if (MAXARG < 1) |
339 | RETPUSHUNDEF; | |
340 | gv = (GV*)POPs; | |
341 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) | |
342 | RETPUSHUNDEF; | |
760ac839 | 343 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
344 | RETURN; |
345 | } | |
346 | ||
347 | PP(pp_umask) | |
348 | { | |
349 | dSP; dTARGET; | |
350 | int anum; | |
351 | ||
352 | #ifdef HAS_UMASK | |
353 | if (MAXARG < 1) { | |
354 | anum = umask(0); | |
355 | (void)umask(anum); | |
356 | } | |
357 | else | |
358 | anum = umask(POPi); | |
359 | TAINT_PROPER("umask"); | |
360 | XPUSHi(anum); | |
361 | #else | |
362 | DIE(no_func, "Unsupported function umask"); | |
363 | #endif | |
364 | RETURN; | |
365 | } | |
366 | ||
367 | PP(pp_binmode) | |
368 | { | |
369 | dSP; | |
370 | GV *gv; | |
371 | IO *io; | |
760ac839 | 372 | PerlIO *fp; |
a0d0e21e LW |
373 | |
374 | if (MAXARG < 1) | |
375 | RETPUSHUNDEF; | |
376 | ||
377 | gv = (GV*)POPs; | |
378 | ||
379 | EXTEND(SP, 1); | |
380 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) | |
55497cff | 381 | RETPUSHUNDEF; |
a0d0e21e LW |
382 | |
383 | #ifdef DOSISH | |
384 | #ifdef atarist | |
760ac839 | 385 | if (!PerlIO_flush(fp) && (fp->_flag |= _IOBIN)) |
a0d0e21e LW |
386 | RETPUSHYES; |
387 | else | |
388 | RETPUSHUNDEF; | |
389 | #else | |
760ac839 | 390 | if (setmode(PerlIO_fileno(fp), OP_BINARY) != -1) |
a0d0e21e LW |
391 | RETPUSHYES; |
392 | else | |
393 | RETPUSHUNDEF; | |
394 | #endif | |
395 | #else | |
cbdc8872 | 396 | #if defined(USEMYBINMODE) |
397 | if (my_binmode(fp,IoTYPE(io)) != NULL) | |
398 | RETPUSHYES; | |
399 | else | |
400 | RETPUSHUNDEF; | |
401 | #else | |
a0d0e21e LW |
402 | RETPUSHYES; |
403 | #endif | |
cbdc8872 | 404 | #endif |
405 | ||
a0d0e21e LW |
406 | } |
407 | ||
408 | PP(pp_tie) | |
409 | { | |
410 | dSP; | |
411 | SV *varsv; | |
412 | HV* stash; | |
413 | GV *gv; | |
414 | BINOP myop; | |
415 | SV *sv; | |
416 | SV **mark = stack_base + ++*markstack_ptr; /* reuse in entersub */ | |
417 | I32 markoff = mark - stack_base - 1; | |
418 | char *methname; | |
419 | ||
420 | varsv = mark[0]; | |
421 | if (SvTYPE(varsv) == SVt_PVHV) | |
422 | methname = "TIEHASH"; | |
423 | else if (SvTYPE(varsv) == SVt_PVAV) | |
424 | methname = "TIEARRAY"; | |
425 | else if (SvTYPE(varsv) == SVt_PVGV) | |
426 | methname = "TIEHANDLE"; | |
427 | else | |
428 | methname = "TIESCALAR"; | |
429 | ||
430 | stash = gv_stashsv(mark[1], FALSE); | |
431 | if (!stash || !(gv = gv_fetchmethod(stash, methname)) || !GvCV(gv)) | |
432 | DIE("Can't locate object method \"%s\" via package \"%s\"", | |
433 | methname, SvPV(mark[1],na)); | |
434 | ||
435 | Zero(&myop, 1, BINOP); | |
436 | myop.op_last = (OP *) &myop; | |
437 | myop.op_next = Nullop; | |
438 | myop.op_flags = OPf_KNOW|OPf_STACKED; | |
439 | ||
440 | ENTER; | |
441 | SAVESPTR(op); | |
442 | op = (OP *) &myop; | |
cbdc8872 | 443 | if (perldb && curstash != debstash) |
444 | op->op_private |= OPpENTERSUB_DB; | |
a0d0e21e | 445 | |
cbdc8872 | 446 | XPUSHs((SV*)gv); |
a0d0e21e LW |
447 | PUTBACK; |
448 | ||
449 | if (op = pp_entersub()) | |
53a31ece | 450 | runops(); |
a0d0e21e LW |
451 | SPAGAIN; |
452 | ||
453 | sv = TOPs; | |
454 | if (sv_isobject(sv)) { | |
455 | if (SvTYPE(varsv) == SVt_PVHV || SvTYPE(varsv) == SVt_PVAV) { | |
456 | sv_unmagic(varsv, 'P'); | |
457 | sv_magic(varsv, sv, 'P', Nullch, 0); | |
458 | } | |
459 | else { | |
460 | sv_unmagic(varsv, 'q'); | |
461 | sv_magic(varsv, sv, 'q', Nullch, 0); | |
462 | } | |
463 | } | |
464 | LEAVE; | |
465 | SP = stack_base + markoff; | |
466 | PUSHs(sv); | |
467 | RETURN; | |
468 | } | |
469 | ||
470 | PP(pp_untie) | |
471 | { | |
472 | dSP; | |
cbdc8872 | 473 | SV * sv ; |
474 | ||
475 | sv = POPs; | |
55497cff | 476 | |
477 | if (dowarn) { | |
cbdc8872 | 478 | MAGIC * mg ; |
479 | if (SvMAGICAL(sv)) { | |
480 | if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) | |
481 | mg = mg_find(sv, 'P') ; | |
482 | else | |
483 | mg = mg_find(sv, 'q') ; | |
484 | ||
485 | if (mg && SvREFCNT(SvRV(mg->mg_obj)) > 1) | |
55497cff | 486 | warn("untie attempted while %d inner references still exist", |
cbdc8872 | 487 | SvREFCNT(SvRV(mg->mg_obj)) - 1 ) ; |
488 | } | |
489 | } | |
490 | ||
491 | if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) | |
492 | sv_unmagic(sv, 'P'); | |
a0d0e21e | 493 | else |
cbdc8872 | 494 | sv_unmagic(sv, 'q'); |
55497cff | 495 | RETPUSHYES; |
a0d0e21e LW |
496 | } |
497 | ||
c07a80fd | 498 | PP(pp_tied) |
499 | { | |
a5f75d66 | 500 | dSP; |
c07a80fd | 501 | SV * sv ; |
502 | MAGIC * mg ; | |
503 | ||
504 | sv = POPs; | |
505 | if (SvMAGICAL(sv)) { | |
506 | if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) | |
507 | mg = mg_find(sv, 'P') ; | |
508 | else | |
509 | mg = mg_find(sv, 'q') ; | |
510 | ||
511 | if (mg) { | |
512 | PUSHs(sv_2mortal(newSVsv(mg->mg_obj))) ; | |
513 | RETURN ; | |
514 | } | |
515 | } | |
516 | ||
517 | RETPUSHUNDEF; | |
518 | } | |
519 | ||
a0d0e21e LW |
520 | PP(pp_dbmopen) |
521 | { | |
522 | dSP; | |
523 | HV *hv; | |
524 | dPOPPOPssrl; | |
525 | HV* stash; | |
526 | GV *gv; | |
527 | BINOP myop; | |
528 | SV *sv; | |
529 | ||
530 | hv = (HV*)POPs; | |
531 | ||
532 | sv = sv_mortalcopy(&sv_no); | |
533 | sv_setpv(sv, "AnyDBM_File"); | |
534 | stash = gv_stashsv(sv, FALSE); | |
535 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH")) || !GvCV(gv)) { | |
536 | PUTBACK; | |
4633a7c4 | 537 | perl_require_pv("AnyDBM_File.pm"); |
a0d0e21e LW |
538 | SPAGAIN; |
539 | if (!(gv = gv_fetchmethod(stash, "TIEHASH")) || !GvCV(gv)) | |
540 | DIE("No dbm on this machine"); | |
541 | } | |
542 | ||
543 | Zero(&myop, 1, BINOP); | |
544 | myop.op_last = (OP *) &myop; | |
545 | myop.op_next = Nullop; | |
546 | myop.op_flags = OPf_KNOW|OPf_STACKED; | |
547 | ||
548 | ENTER; | |
549 | SAVESPTR(op); | |
550 | op = (OP *) &myop; | |
cbdc8872 | 551 | if (perldb && curstash != debstash) |
552 | op->op_private |= OPpENTERSUB_DB; | |
a0d0e21e LW |
553 | PUTBACK; |
554 | pp_pushmark(); | |
555 | ||
556 | EXTEND(sp, 5); | |
557 | PUSHs(sv); | |
558 | PUSHs(left); | |
559 | if (SvIV(right)) | |
560 | PUSHs(sv_2mortal(newSViv(O_RDWR|O_CREAT))); | |
561 | else | |
562 | PUSHs(sv_2mortal(newSViv(O_RDWR))); | |
563 | PUSHs(right); | |
cbdc8872 | 564 | PUSHs((SV*)gv); |
a0d0e21e LW |
565 | PUTBACK; |
566 | ||
567 | if (op = pp_entersub()) | |
53a31ece | 568 | runops(); |
a0d0e21e LW |
569 | SPAGAIN; |
570 | ||
571 | if (!sv_isobject(TOPs)) { | |
572 | sp--; | |
573 | op = (OP *) &myop; | |
574 | PUTBACK; | |
575 | pp_pushmark(); | |
576 | ||
577 | PUSHs(sv); | |
578 | PUSHs(left); | |
579 | PUSHs(sv_2mortal(newSViv(O_RDONLY))); | |
580 | PUSHs(right); | |
cbdc8872 | 581 | PUSHs((SV*)gv); |
a0d0e21e LW |
582 | PUTBACK; |
583 | ||
584 | if (op = pp_entersub()) | |
53a31ece | 585 | runops(); |
a0d0e21e LW |
586 | SPAGAIN; |
587 | } | |
588 | ||
589 | if (sv_isobject(TOPs)) | |
590 | sv_magic((SV*)hv, TOPs, 'P', Nullch, 0); | |
591 | LEAVE; | |
592 | RETURN; | |
593 | } | |
594 | ||
595 | PP(pp_dbmclose) | |
596 | { | |
597 | return pp_untie(ARGS); | |
598 | } | |
599 | ||
600 | PP(pp_sselect) | |
601 | { | |
602 | dSP; dTARGET; | |
603 | #ifdef HAS_SELECT | |
604 | register I32 i; | |
605 | register I32 j; | |
606 | register char *s; | |
607 | register SV *sv; | |
608 | double value; | |
609 | I32 maxlen = 0; | |
610 | I32 nfound; | |
611 | struct timeval timebuf; | |
612 | struct timeval *tbuf = &timebuf; | |
613 | I32 growsize; | |
614 | char *fd_sets[4]; | |
615 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
616 | I32 masksize; | |
617 | I32 offset; | |
618 | I32 k; | |
619 | ||
620 | # if BYTEORDER & 0xf0000 | |
621 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
622 | # else | |
623 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
624 | # endif | |
625 | ||
626 | #endif | |
627 | ||
628 | SP -= 4; | |
629 | for (i = 1; i <= 3; i++) { | |
630 | if (!SvPOK(SP[i])) | |
631 | continue; | |
632 | j = SvCUR(SP[i]); | |
633 | if (maxlen < j) | |
634 | maxlen = j; | |
635 | } | |
636 | ||
637 | #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 | |
4633a7c4 LW |
638 | #ifdef __linux__ |
639 | growsize = sizeof(fd_set); | |
640 | #else | |
a0d0e21e | 641 | growsize = maxlen; /* little endians can use vecs directly */ |
4633a7c4 | 642 | #endif |
a0d0e21e LW |
643 | #else |
644 | #ifdef NFDBITS | |
645 | ||
646 | #ifndef NBBY | |
647 | #define NBBY 8 | |
648 | #endif | |
649 | ||
650 | masksize = NFDBITS / NBBY; | |
651 | #else | |
652 | masksize = sizeof(long); /* documented int, everyone seems to use long */ | |
653 | #endif | |
654 | growsize = maxlen + (masksize - (maxlen % masksize)); | |
655 | Zero(&fd_sets[0], 4, char*); | |
656 | #endif | |
657 | ||
658 | sv = SP[4]; | |
659 | if (SvOK(sv)) { | |
660 | value = SvNV(sv); | |
661 | if (value < 0.0) | |
662 | value = 0.0; | |
663 | timebuf.tv_sec = (long)value; | |
664 | value -= (double)timebuf.tv_sec; | |
665 | timebuf.tv_usec = (long)(value * 1000000.0); | |
666 | } | |
667 | else | |
668 | tbuf = Null(struct timeval*); | |
669 | ||
670 | for (i = 1; i <= 3; i++) { | |
671 | sv = SP[i]; | |
672 | if (!SvOK(sv)) { | |
673 | fd_sets[i] = 0; | |
674 | continue; | |
675 | } | |
676 | else if (!SvPOK(sv)) | |
677 | SvPV_force(sv,na); /* force string conversion */ | |
678 | j = SvLEN(sv); | |
679 | if (j < growsize) { | |
680 | Sv_Grow(sv, growsize); | |
a0d0e21e | 681 | } |
c07a80fd | 682 | j = SvCUR(sv); |
683 | s = SvPVX(sv) + j; | |
684 | while (++j <= growsize) { | |
685 | *s++ = '\0'; | |
686 | } | |
687 | ||
a0d0e21e LW |
688 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
689 | s = SvPVX(sv); | |
690 | New(403, fd_sets[i], growsize, char); | |
691 | for (offset = 0; offset < growsize; offset += masksize) { | |
692 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
693 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
694 | } | |
695 | #else | |
696 | fd_sets[i] = SvPVX(sv); | |
697 | #endif | |
698 | } | |
699 | ||
700 | nfound = select( | |
701 | maxlen * 8, | |
702 | (Select_fd_set_t) fd_sets[1], | |
703 | (Select_fd_set_t) fd_sets[2], | |
704 | (Select_fd_set_t) fd_sets[3], | |
705 | tbuf); | |
706 | for (i = 1; i <= 3; i++) { | |
707 | if (fd_sets[i]) { | |
708 | sv = SP[i]; | |
709 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
710 | s = SvPVX(sv); | |
711 | for (offset = 0; offset < growsize; offset += masksize) { | |
712 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
713 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
714 | } | |
715 | Safefree(fd_sets[i]); | |
716 | #endif | |
717 | SvSETMAGIC(sv); | |
718 | } | |
719 | } | |
720 | ||
721 | PUSHi(nfound); | |
722 | if (GIMME == G_ARRAY && tbuf) { | |
723 | value = (double)(timebuf.tv_sec) + | |
724 | (double)(timebuf.tv_usec) / 1000000.0; | |
725 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
726 | sv_setnv(sv, value); | |
727 | } | |
728 | RETURN; | |
729 | #else | |
730 | DIE("select not implemented"); | |
731 | #endif | |
732 | } | |
733 | ||
4633a7c4 LW |
734 | void |
735 | setdefout(gv) | |
736 | GV *gv; | |
737 | { | |
738 | if (gv) | |
739 | (void)SvREFCNT_inc(gv); | |
740 | if (defoutgv) | |
741 | SvREFCNT_dec(defoutgv); | |
742 | defoutgv = gv; | |
743 | } | |
744 | ||
a0d0e21e LW |
745 | PP(pp_select) |
746 | { | |
747 | dSP; dTARGET; | |
4633a7c4 LW |
748 | GV *newdefout, *egv; |
749 | HV *hv; | |
750 | ||
751 | newdefout = (op->op_private > 0) ? ((GV *) POPs) : NULL; | |
752 | ||
753 | egv = GvEGV(defoutgv); | |
754 | if (!egv) | |
755 | egv = defoutgv; | |
756 | hv = GvSTASH(egv); | |
757 | if (! hv) | |
758 | XPUSHs(&sv_undef); | |
759 | else { | |
cbdc8872 | 760 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
4633a7c4 | 761 | if (gvp && *gvp == egv) |
aac0dd9a | 762 | gv_efullname3(TARG, defoutgv, Nullch); |
4633a7c4 | 763 | else |
cbdc8872 | 764 | sv_setsv(TARG, sv_2mortal(newRV((SV*)egv))); |
4633a7c4 LW |
765 | XPUSHTARG; |
766 | } | |
767 | ||
768 | if (newdefout) { | |
769 | if (!GvIO(newdefout)) | |
770 | gv_IOadd(newdefout); | |
771 | setdefout(newdefout); | |
772 | } | |
773 | ||
a0d0e21e LW |
774 | RETURN; |
775 | } | |
776 | ||
777 | PP(pp_getc) | |
778 | { | |
779 | dSP; dTARGET; | |
780 | GV *gv; | |
781 | ||
782 | if (MAXARG <= 0) | |
783 | gv = stdingv; | |
784 | else | |
785 | gv = (GV*)POPs; | |
786 | if (!gv) | |
787 | gv = argvgv; | |
788 | if (!gv || do_eof(gv)) /* make sure we have fp with something */ | |
789 | RETPUSHUNDEF; | |
bbce6d69 | 790 | TAINT; |
a0d0e21e | 791 | sv_setpv(TARG, " "); |
760ac839 | 792 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
a0d0e21e LW |
793 | PUSHTARG; |
794 | RETURN; | |
795 | } | |
796 | ||
797 | PP(pp_read) | |
798 | { | |
799 | return pp_sysread(ARGS); | |
800 | } | |
801 | ||
802 | static OP * | |
803 | doform(cv,gv,retop) | |
804 | CV *cv; | |
805 | GV *gv; | |
806 | OP *retop; | |
807 | { | |
808 | register CONTEXT *cx; | |
809 | I32 gimme = GIMME; | |
810 | AV* padlist = CvPADLIST(cv); | |
811 | SV** svp = AvARRAY(padlist); | |
812 | ||
813 | ENTER; | |
814 | SAVETMPS; | |
815 | ||
816 | push_return(retop); | |
817 | PUSHBLOCK(cx, CXt_SUB, stack_sp); | |
818 | PUSHFORMAT(cx); | |
819 | SAVESPTR(curpad); | |
820 | curpad = AvARRAY((AV*)svp[1]); | |
821 | ||
4633a7c4 | 822 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
823 | return CvSTART(cv); |
824 | } | |
825 | ||
826 | PP(pp_enterwrite) | |
827 | { | |
828 | dSP; | |
829 | register GV *gv; | |
830 | register IO *io; | |
831 | GV *fgv; | |
832 | CV *cv; | |
833 | ||
834 | if (MAXARG == 0) | |
835 | gv = defoutgv; | |
836 | else { | |
837 | gv = (GV*)POPs; | |
838 | if (!gv) | |
839 | gv = defoutgv; | |
840 | } | |
841 | EXTEND(SP, 1); | |
842 | io = GvIO(gv); | |
843 | if (!io) { | |
844 | RETPUSHNO; | |
845 | } | |
846 | if (IoFMT_GV(io)) | |
847 | fgv = IoFMT_GV(io); | |
848 | else | |
849 | fgv = gv; | |
850 | ||
851 | cv = GvFORM(fgv); | |
852 | ||
853 | if (!cv) { | |
854 | if (fgv) { | |
748a9306 | 855 | SV *tmpsv = sv_newmortal(); |
aac0dd9a | 856 | gv_efullname3(tmpsv, fgv, Nullch); |
748a9306 | 857 | DIE("Undefined format \"%s\" called",SvPVX(tmpsv)); |
a0d0e21e LW |
858 | } |
859 | DIE("Not a format reference"); | |
860 | } | |
748a9306 | 861 | IoFLAGS(io) &= ~IOf_DIDTOP; |
a0d0e21e LW |
862 | |
863 | return doform(cv,gv,op->op_next); | |
864 | } | |
865 | ||
866 | PP(pp_leavewrite) | |
867 | { | |
868 | dSP; | |
869 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; | |
870 | register IO *io = GvIOp(gv); | |
760ac839 LW |
871 | PerlIO *ofp = IoOFP(io); |
872 | PerlIO *fp; | |
a0d0e21e LW |
873 | SV **newsp; |
874 | I32 gimme; | |
875 | register CONTEXT *cx; | |
876 | ||
760ac839 | 877 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
a0d0e21e LW |
878 | (long)IoLINES_LEFT(io), (long)FmLINES(formtarget))); |
879 | if (IoLINES_LEFT(io) < FmLINES(formtarget) && | |
880 | formtarget != toptarget) | |
881 | { | |
4633a7c4 LW |
882 | GV *fgv; |
883 | CV *cv; | |
a0d0e21e LW |
884 | if (!IoTOP_GV(io)) { |
885 | GV *topgv; | |
886 | char tmpbuf[256]; | |
887 | ||
888 | if (!IoTOP_NAME(io)) { | |
889 | if (!IoFMT_NAME(io)) | |
890 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
891 | sprintf(tmpbuf, "%s_TOP", IoFMT_NAME(io)); | |
892 | topgv = gv_fetchpv(tmpbuf,FALSE, SVt_PVFM); | |
748a9306 | 893 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e LW |
894 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
895 | IoTOP_NAME(io) = savepv(tmpbuf); | |
896 | else | |
897 | IoTOP_NAME(io) = savepv("top"); | |
898 | } | |
899 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
900 | if (!topgv || !GvFORM(topgv)) { | |
901 | IoLINES_LEFT(io) = 100000000; | |
902 | goto forget_top; | |
903 | } | |
904 | IoTOP_GV(io) = topgv; | |
905 | } | |
748a9306 LW |
906 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
907 | I32 lines = IoLINES_LEFT(io); | |
908 | char *s = SvPVX(formtarget); | |
8e07c86e AD |
909 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
910 | goto forget_top; | |
748a9306 LW |
911 | while (lines-- > 0) { |
912 | s = strchr(s, '\n'); | |
913 | if (!s) | |
914 | break; | |
915 | s++; | |
916 | } | |
917 | if (s) { | |
760ac839 | 918 | PerlIO_write(ofp, SvPVX(formtarget), s - SvPVX(formtarget)); |
748a9306 LW |
919 | sv_chop(formtarget, s); |
920 | FmLINES(formtarget) -= IoLINES_LEFT(io); | |
921 | } | |
922 | } | |
a0d0e21e | 923 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
760ac839 | 924 | PerlIO_write(ofp, SvPVX(formfeed), SvCUR(formfeed)); |
a0d0e21e LW |
925 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
926 | IoPAGE(io)++; | |
927 | formtarget = toptarget; | |
748a9306 | 928 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
929 | fgv = IoTOP_GV(io); |
930 | if (!fgv) | |
931 | DIE("bad top format reference"); | |
932 | cv = GvFORM(fgv); | |
933 | if (!cv) { | |
934 | SV *tmpsv = sv_newmortal(); | |
aac0dd9a | 935 | gv_efullname3(tmpsv, fgv, Nullch); |
4633a7c4 LW |
936 | DIE("Undefined top format \"%s\" called",SvPVX(tmpsv)); |
937 | } | |
938 | return doform(cv,gv,op); | |
a0d0e21e LW |
939 | } |
940 | ||
941 | forget_top: | |
942 | POPBLOCK(cx,curpm); | |
943 | POPFORMAT(cx); | |
944 | LEAVE; | |
945 | ||
946 | fp = IoOFP(io); | |
947 | if (!fp) { | |
948 | if (dowarn) { | |
949 | if (IoIFP(io)) | |
950 | warn("Filehandle only opened for input"); | |
951 | else | |
952 | warn("Write on closed filehandle"); | |
953 | } | |
954 | PUSHs(&sv_no); | |
955 | } | |
956 | else { | |
957 | if ((IoLINES_LEFT(io) -= FmLINES(formtarget)) < 0) { | |
958 | if (dowarn) | |
959 | warn("page overflow"); | |
960 | } | |
760ac839 LW |
961 | if (!PerlIO_write(ofp, SvPVX(formtarget), SvCUR(formtarget)) || |
962 | PerlIO_error(fp)) | |
a0d0e21e LW |
963 | PUSHs(&sv_no); |
964 | else { | |
965 | FmLINES(formtarget) = 0; | |
966 | SvCUR_set(formtarget, 0); | |
748a9306 | 967 | *SvEND(formtarget) = '\0'; |
a0d0e21e | 968 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 969 | (void)PerlIO_flush(fp); |
a0d0e21e LW |
970 | PUSHs(&sv_yes); |
971 | } | |
972 | } | |
973 | formtarget = bodytarget; | |
974 | PUTBACK; | |
975 | return pop_return(); | |
976 | } | |
977 | ||
978 | PP(pp_prtf) | |
979 | { | |
980 | dSP; dMARK; dORIGMARK; | |
981 | GV *gv; | |
982 | IO *io; | |
760ac839 | 983 | PerlIO *fp; |
a0d0e21e LW |
984 | SV *sv = NEWSV(0,0); |
985 | ||
986 | if (op->op_flags & OPf_STACKED) | |
987 | gv = (GV*)*++MARK; | |
988 | else | |
989 | gv = defoutgv; | |
990 | if (!(io = GvIO(gv))) { | |
748a9306 | 991 | if (dowarn) { |
aac0dd9a | 992 | gv_fullname3(sv, gv, Nullch); |
748a9306 LW |
993 | warn("Filehandle %s never opened", SvPV(sv,na)); |
994 | } | |
995 | SETERRNO(EBADF,RMS$_IFI); | |
a0d0e21e LW |
996 | goto just_say_no; |
997 | } | |
998 | else if (!(fp = IoOFP(io))) { | |
999 | if (dowarn) { | |
aac0dd9a | 1000 | gv_fullname3(sv, gv, Nullch); |
a0d0e21e | 1001 | if (IoIFP(io)) |
748a9306 | 1002 | warn("Filehandle %s opened only for input", SvPV(sv,na)); |
a0d0e21e | 1003 | else |
748a9306 | 1004 | warn("printf on closed filehandle %s", SvPV(sv,na)); |
a0d0e21e | 1005 | } |
748a9306 | 1006 | SETERRNO(EBADF,IoIFP(io)?RMS$_FAC:RMS$_IFI); |
a0d0e21e LW |
1007 | goto just_say_no; |
1008 | } | |
1009 | else { | |
bbce6d69 | 1010 | #ifdef LC_NUMERIC |
1011 | if (op->op_private & OPpLOCALE) | |
1012 | NUMERIC_LOCAL(); | |
1013 | else | |
1014 | NUMERIC_STANDARD(); | |
1015 | #endif /* LC_NUMERIC */ | |
a0d0e21e LW |
1016 | do_sprintf(sv, SP - MARK, MARK + 1); |
1017 | if (!do_print(sv, fp)) | |
1018 | goto just_say_no; | |
1019 | ||
1020 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1021 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1022 | goto just_say_no; |
1023 | } | |
1024 | SvREFCNT_dec(sv); | |
1025 | SP = ORIGMARK; | |
1026 | PUSHs(&sv_yes); | |
1027 | RETURN; | |
1028 | ||
1029 | just_say_no: | |
1030 | SvREFCNT_dec(sv); | |
1031 | SP = ORIGMARK; | |
1032 | PUSHs(&sv_undef); | |
1033 | RETURN; | |
1034 | } | |
1035 | ||
c07a80fd | 1036 | PP(pp_sysopen) |
1037 | { | |
a5f75d66 | 1038 | dSP; |
c07a80fd | 1039 | GV *gv; |
c07a80fd | 1040 | SV *sv; |
1041 | char *tmps; | |
1042 | STRLEN len; | |
1043 | int mode, perm; | |
1044 | ||
1045 | if (MAXARG > 3) | |
1046 | perm = POPi; | |
1047 | else | |
1048 | perm = 0666; | |
1049 | mode = POPi; | |
1050 | sv = POPs; | |
1051 | gv = (GV *)POPs; | |
1052 | ||
1053 | tmps = SvPV(sv, len); | |
1054 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1055 | IoLINES(GvIOp(gv)) = 0; | |
1056 | PUSHs(&sv_yes); | |
1057 | } | |
1058 | else { | |
1059 | PUSHs(&sv_undef); | |
1060 | } | |
1061 | RETURN; | |
1062 | } | |
1063 | ||
a0d0e21e LW |
1064 | PP(pp_sysread) |
1065 | { | |
1066 | dSP; dMARK; dORIGMARK; dTARGET; | |
1067 | int offset; | |
1068 | GV *gv; | |
1069 | IO *io; | |
1070 | char *buffer; | |
1071 | int length; | |
1072 | int bufsize; | |
748a9306 | 1073 | SV *bufsv; |
a0d0e21e LW |
1074 | STRLEN blen; |
1075 | ||
1076 | gv = (GV*)*++MARK; | |
1077 | if (!gv) | |
1078 | goto say_undef; | |
748a9306 LW |
1079 | bufsv = *++MARK; |
1080 | buffer = SvPV_force(bufsv, blen); | |
a0d0e21e LW |
1081 | length = SvIVx(*++MARK); |
1082 | if (length < 0) | |
1083 | DIE("Negative length"); | |
748a9306 | 1084 | SETERRNO(0,0); |
a0d0e21e LW |
1085 | if (MARK < SP) |
1086 | offset = SvIVx(*++MARK); | |
1087 | else | |
1088 | offset = 0; | |
1089 | io = GvIO(gv); | |
1090 | if (!io || !IoIFP(io)) | |
1091 | goto say_undef; | |
1092 | #ifdef HAS_SOCKET | |
1093 | if (op->op_type == OP_RECV) { | |
1094 | bufsize = sizeof buf; | |
748a9306 | 1095 | buffer = SvGROW(bufsv, length+1); |
bbce6d69 | 1096 | /* 'offset' means 'flags' here */ |
760ac839 | 1097 | length = recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
a0d0e21e LW |
1098 | (struct sockaddr *)buf, &bufsize); |
1099 | if (length < 0) | |
1100 | RETPUSHUNDEF; | |
748a9306 LW |
1101 | SvCUR_set(bufsv, length); |
1102 | *SvEND(bufsv) = '\0'; | |
1103 | (void)SvPOK_only(bufsv); | |
1104 | SvSETMAGIC(bufsv); | |
aac0dd9a | 1105 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1106 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1107 | SvTAINTED_on(bufsv); | |
a0d0e21e LW |
1108 | SP = ORIGMARK; |
1109 | sv_setpvn(TARG, buf, bufsize); | |
1110 | PUSHs(TARG); | |
1111 | RETURN; | |
1112 | } | |
1113 | #else | |
1114 | if (op->op_type == OP_RECV) | |
1115 | DIE(no_sock_func, "recv"); | |
1116 | #endif | |
bbce6d69 | 1117 | if (offset < 0) { |
1118 | if (-offset > blen) | |
1119 | DIE("Offset outside string"); | |
1120 | offset += blen; | |
1121 | } | |
cd52b7b2 | 1122 | bufsize = SvCUR(bufsv); |
748a9306 | 1123 | buffer = SvGROW(bufsv, length+offset+1); |
cd52b7b2 | 1124 | if (offset > bufsize) { /* Zero any newly allocated space */ |
1125 | Zero(buffer+bufsize, offset-bufsize, char); | |
1126 | } | |
a0d0e21e | 1127 | if (op->op_type == OP_SYSREAD) { |
760ac839 | 1128 | length = read(PerlIO_fileno(IoIFP(io)), buffer+offset, length); |
a0d0e21e LW |
1129 | } |
1130 | else | |
1131 | #ifdef HAS_SOCKET__bad_code_maybe | |
1132 | if (IoTYPE(io) == 's') { | |
1133 | bufsize = sizeof buf; | |
760ac839 | 1134 | length = recvfrom(PerlIO_fileno(IoIFP(io)), buffer+offset, length, 0, |
a0d0e21e LW |
1135 | (struct sockaddr *)buf, &bufsize); |
1136 | } | |
1137 | else | |
1138 | #endif | |
760ac839 | 1139 | length = PerlIO_read(IoIFP(io), buffer+offset, length); |
a0d0e21e LW |
1140 | if (length < 0) |
1141 | goto say_undef; | |
748a9306 LW |
1142 | SvCUR_set(bufsv, length+offset); |
1143 | *SvEND(bufsv) = '\0'; | |
1144 | (void)SvPOK_only(bufsv); | |
1145 | SvSETMAGIC(bufsv); | |
aac0dd9a | 1146 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1147 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1148 | SvTAINTED_on(bufsv); | |
a0d0e21e LW |
1149 | SP = ORIGMARK; |
1150 | PUSHi(length); | |
1151 | RETURN; | |
1152 | ||
1153 | say_undef: | |
1154 | SP = ORIGMARK; | |
1155 | RETPUSHUNDEF; | |
1156 | } | |
1157 | ||
1158 | PP(pp_syswrite) | |
1159 | { | |
1160 | return pp_send(ARGS); | |
1161 | } | |
1162 | ||
1163 | PP(pp_send) | |
1164 | { | |
1165 | dSP; dMARK; dORIGMARK; dTARGET; | |
1166 | GV *gv; | |
1167 | IO *io; | |
1168 | int offset; | |
748a9306 | 1169 | SV *bufsv; |
a0d0e21e LW |
1170 | char *buffer; |
1171 | int length; | |
1172 | STRLEN blen; | |
1173 | ||
1174 | gv = (GV*)*++MARK; | |
1175 | if (!gv) | |
1176 | goto say_undef; | |
748a9306 LW |
1177 | bufsv = *++MARK; |
1178 | buffer = SvPV(bufsv, blen); | |
a0d0e21e LW |
1179 | length = SvIVx(*++MARK); |
1180 | if (length < 0) | |
1181 | DIE("Negative length"); | |
748a9306 | 1182 | SETERRNO(0,0); |
a0d0e21e LW |
1183 | io = GvIO(gv); |
1184 | if (!io || !IoIFP(io)) { | |
1185 | length = -1; | |
1186 | if (dowarn) { | |
1187 | if (op->op_type == OP_SYSWRITE) | |
1188 | warn("Syswrite on closed filehandle"); | |
1189 | else | |
1190 | warn("Send on closed socket"); | |
1191 | } | |
1192 | } | |
1193 | else if (op->op_type == OP_SYSWRITE) { | |
bbce6d69 | 1194 | if (MARK < SP) { |
a0d0e21e | 1195 | offset = SvIVx(*++MARK); |
bbce6d69 | 1196 | if (offset < 0) { |
1197 | if (-offset > blen) | |
1198 | DIE("Offset outside string"); | |
1199 | offset += blen; | |
1200 | } else if (offset >= blen) | |
1201 | DIE("Offset outside string"); | |
1202 | } else | |
a0d0e21e LW |
1203 | offset = 0; |
1204 | if (length > blen - offset) | |
1205 | length = blen - offset; | |
760ac839 | 1206 | length = write(PerlIO_fileno(IoIFP(io)), buffer+offset, length); |
a0d0e21e LW |
1207 | } |
1208 | #ifdef HAS_SOCKET | |
1209 | else if (SP > MARK) { | |
1210 | char *sockbuf; | |
1211 | STRLEN mlen; | |
1212 | sockbuf = SvPVx(*++MARK, mlen); | |
760ac839 | 1213 | length = sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, length, |
a0d0e21e LW |
1214 | (struct sockaddr *)sockbuf, mlen); |
1215 | } | |
1216 | else | |
760ac839 | 1217 | length = send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1218 | #else |
1219 | else | |
1220 | DIE(no_sock_func, "send"); | |
1221 | #endif | |
1222 | if (length < 0) | |
1223 | goto say_undef; | |
1224 | SP = ORIGMARK; | |
1225 | PUSHi(length); | |
1226 | RETURN; | |
1227 | ||
1228 | say_undef: | |
1229 | SP = ORIGMARK; | |
1230 | RETPUSHUNDEF; | |
1231 | } | |
1232 | ||
1233 | PP(pp_recv) | |
1234 | { | |
1235 | return pp_sysread(ARGS); | |
1236 | } | |
1237 | ||
1238 | PP(pp_eof) | |
1239 | { | |
1240 | dSP; | |
1241 | GV *gv; | |
1242 | ||
1243 | if (MAXARG <= 0) | |
1244 | gv = last_in_gv; | |
1245 | else | |
1246 | gv = last_in_gv = (GV*)POPs; | |
1247 | PUSHs(!gv || do_eof(gv) ? &sv_yes : &sv_no); | |
1248 | RETURN; | |
1249 | } | |
1250 | ||
1251 | PP(pp_tell) | |
1252 | { | |
1253 | dSP; dTARGET; | |
1254 | GV *gv; | |
1255 | ||
1256 | if (MAXARG <= 0) | |
1257 | gv = last_in_gv; | |
1258 | else | |
1259 | gv = last_in_gv = (GV*)POPs; | |
1260 | PUSHi( do_tell(gv) ); | |
1261 | RETURN; | |
1262 | } | |
1263 | ||
1264 | PP(pp_seek) | |
1265 | { | |
1266 | dSP; | |
1267 | GV *gv; | |
1268 | int whence = POPi; | |
1269 | long offset = POPl; | |
1270 | ||
1271 | gv = last_in_gv = (GV*)POPs; | |
1272 | PUSHs( do_seek(gv, offset, whence) ? &sv_yes : &sv_no ); | |
1273 | RETURN; | |
1274 | } | |
1275 | ||
1276 | PP(pp_truncate) | |
1277 | { | |
1278 | dSP; | |
1279 | Off_t len = (Off_t)POPn; | |
1280 | int result = 1; | |
1281 | GV *tmpgv; | |
1282 | ||
748a9306 | 1283 | SETERRNO(0,0); |
5d94fbed | 1284 | #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP) |
a0d0e21e LW |
1285 | if (op->op_flags & OPf_SPECIAL) { |
1286 | tmpgv = gv_fetchpv(POPp,FALSE, SVt_PVIO); | |
cbdc8872 | 1287 | do_ftruncate: |
a0d0e21e | 1288 | if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv)) || |
cbdc8872 | 1289 | #ifdef HAS_TRUNCATE |
760ac839 | 1290 | ftruncate(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
cbdc8872 | 1291 | #else |
760ac839 | 1292 | my_chsize(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
cbdc8872 | 1293 | #endif |
a0d0e21e LW |
1294 | result = 0; |
1295 | } | |
1296 | else { | |
cbdc8872 | 1297 | SV *sv = POPs; |
1298 | if (SvTYPE(sv) == SVt_PVGV) { | |
1299 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
1300 | goto do_ftruncate; | |
1301 | } | |
1302 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
1303 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
1304 | goto do_ftruncate; | |
1305 | } | |
1306 | #ifdef HAS_TRUNCATE | |
1307 | if (truncate (SvPV (sv, na), len) < 0) | |
a0d0e21e | 1308 | result = 0; |
cbdc8872 | 1309 | #else |
1310 | { | |
1311 | int tmpfd; | |
1312 | ||
3efb289c | 1313 | if ((tmpfd = open(SvPV (sv, na), O_RDWR)) < 0) |
bbce6d69 | 1314 | result = 0; |
cbdc8872 | 1315 | else { |
1316 | if (my_chsize(tmpfd, len) < 0) | |
1317 | result = 0; | |
1318 | close(tmpfd); | |
1319 | } | |
a0d0e21e | 1320 | } |
a0d0e21e | 1321 | #endif |
cbdc8872 | 1322 | } |
a0d0e21e LW |
1323 | |
1324 | if (result) | |
1325 | RETPUSHYES; | |
1326 | if (!errno) | |
748a9306 | 1327 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
1328 | RETPUSHUNDEF; |
1329 | #else | |
1330 | DIE("truncate not implemented"); | |
1331 | #endif | |
1332 | } | |
1333 | ||
1334 | PP(pp_fcntl) | |
1335 | { | |
1336 | return pp_ioctl(ARGS); | |
1337 | } | |
1338 | ||
1339 | PP(pp_ioctl) | |
1340 | { | |
1341 | dSP; dTARGET; | |
748a9306 | 1342 | SV *argsv = POPs; |
a0d0e21e LW |
1343 | unsigned int func = U_I(POPn); |
1344 | int optype = op->op_type; | |
1345 | char *s; | |
1346 | int retval; | |
1347 | GV *gv = (GV*)POPs; | |
1348 | IO *io = GvIOn(gv); | |
1349 | ||
748a9306 LW |
1350 | if (!io || !argsv || !IoIFP(io)) { |
1351 | SETERRNO(EBADF,RMS$_IFI); /* well, sort of... */ | |
a0d0e21e LW |
1352 | RETPUSHUNDEF; |
1353 | } | |
1354 | ||
748a9306 | 1355 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 1356 | STRLEN len; |
748a9306 | 1357 | s = SvPV_force(argsv, len); |
a0d0e21e LW |
1358 | retval = IOCPARM_LEN(func); |
1359 | if (len < retval) { | |
748a9306 LW |
1360 | s = Sv_Grow(argsv, retval+1); |
1361 | SvCUR_set(argsv, retval); | |
a0d0e21e LW |
1362 | } |
1363 | ||
748a9306 | 1364 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
1365 | } |
1366 | else { | |
748a9306 | 1367 | retval = SvIV(argsv); |
a0d0e21e LW |
1368 | #ifdef DOSISH |
1369 | s = (char*)(long)retval; /* ouch */ | |
1370 | #else | |
1371 | s = (char*)retval; /* ouch */ | |
1372 | #endif | |
1373 | } | |
1374 | ||
1375 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
1376 | ||
1377 | if (optype == OP_IOCTL) | |
1378 | #ifdef HAS_IOCTL | |
760ac839 | 1379 | retval = ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e LW |
1380 | #else |
1381 | DIE("ioctl is not implemented"); | |
1382 | #endif | |
1383 | else | |
55497cff | 1384 | #ifdef HAS_FCNTL |
1385 | #if defined(OS2) && defined(__EMX__) | |
760ac839 | 1386 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 1387 | #else |
760ac839 | 1388 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
55497cff | 1389 | #endif |
1390 | #else | |
a0d0e21e | 1391 | DIE("fcntl is not implemented"); |
a0d0e21e LW |
1392 | #endif |
1393 | ||
748a9306 LW |
1394 | if (SvPOK(argsv)) { |
1395 | if (s[SvCUR(argsv)] != 17) | |
a0d0e21e LW |
1396 | DIE("Possible memory corruption: %s overflowed 3rd argument", |
1397 | op_name[optype]); | |
748a9306 LW |
1398 | s[SvCUR(argsv)] = 0; /* put our null back */ |
1399 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
1400 | } |
1401 | ||
1402 | if (retval == -1) | |
1403 | RETPUSHUNDEF; | |
1404 | if (retval != 0) { | |
1405 | PUSHi(retval); | |
1406 | } | |
1407 | else { | |
1408 | PUSHp("0 but true", 10); | |
1409 | } | |
1410 | RETURN; | |
1411 | } | |
1412 | ||
1413 | PP(pp_flock) | |
1414 | { | |
1415 | dSP; dTARGET; | |
1416 | I32 value; | |
1417 | int argtype; | |
1418 | GV *gv; | |
760ac839 | 1419 | PerlIO *fp; |
16d20bd9 | 1420 | |
16d20bd9 | 1421 | #if defined(HAS_FLOCK) || defined(flock) |
a0d0e21e LW |
1422 | argtype = POPi; |
1423 | if (MAXARG <= 0) | |
1424 | gv = last_in_gv; | |
1425 | else | |
1426 | gv = (GV*)POPs; | |
1427 | if (gv && GvIO(gv)) | |
1428 | fp = IoIFP(GvIOp(gv)); | |
1429 | else | |
1430 | fp = Nullfp; | |
1431 | if (fp) { | |
760ac839 | 1432 | value = (I32)(flock(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e LW |
1433 | } |
1434 | else | |
1435 | value = 0; | |
1436 | PUSHi(value); | |
1437 | RETURN; | |
1438 | #else | |
a0d0e21e | 1439 | DIE(no_func, "flock()"); |
a0d0e21e LW |
1440 | #endif |
1441 | } | |
1442 | ||
1443 | /* Sockets. */ | |
1444 | ||
1445 | PP(pp_socket) | |
1446 | { | |
1447 | dSP; | |
1448 | #ifdef HAS_SOCKET | |
1449 | GV *gv; | |
1450 | register IO *io; | |
1451 | int protocol = POPi; | |
1452 | int type = POPi; | |
1453 | int domain = POPi; | |
1454 | int fd; | |
1455 | ||
1456 | gv = (GV*)POPs; | |
1457 | ||
1458 | if (!gv) { | |
748a9306 | 1459 | SETERRNO(EBADF,LIB$_INVARG); |
a0d0e21e LW |
1460 | RETPUSHUNDEF; |
1461 | } | |
1462 | ||
1463 | io = GvIOn(gv); | |
1464 | if (IoIFP(io)) | |
1465 | do_close(gv, FALSE); | |
1466 | ||
1467 | TAINT_PROPER("socket"); | |
1468 | fd = socket(domain, type, protocol); | |
1469 | if (fd < 0) | |
1470 | RETPUSHUNDEF; | |
760ac839 LW |
1471 | IoIFP(io) = PerlIO_fdopen(fd, "r"); /* stdio gets confused about sockets */ |
1472 | IoOFP(io) = PerlIO_fdopen(fd, "w"); | |
a0d0e21e LW |
1473 | IoTYPE(io) = 's'; |
1474 | if (!IoIFP(io) || !IoOFP(io)) { | |
760ac839 LW |
1475 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
1476 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
a0d0e21e LW |
1477 | if (!IoIFP(io) && !IoOFP(io)) close(fd); |
1478 | RETPUSHUNDEF; | |
1479 | } | |
1480 | ||
1481 | RETPUSHYES; | |
1482 | #else | |
1483 | DIE(no_sock_func, "socket"); | |
1484 | #endif | |
1485 | } | |
1486 | ||
1487 | PP(pp_sockpair) | |
1488 | { | |
1489 | dSP; | |
1490 | #ifdef HAS_SOCKETPAIR | |
1491 | GV *gv1; | |
1492 | GV *gv2; | |
1493 | register IO *io1; | |
1494 | register IO *io2; | |
1495 | int protocol = POPi; | |
1496 | int type = POPi; | |
1497 | int domain = POPi; | |
1498 | int fd[2]; | |
1499 | ||
1500 | gv2 = (GV*)POPs; | |
1501 | gv1 = (GV*)POPs; | |
1502 | if (!gv1 || !gv2) | |
1503 | RETPUSHUNDEF; | |
1504 | ||
1505 | io1 = GvIOn(gv1); | |
1506 | io2 = GvIOn(gv2); | |
1507 | if (IoIFP(io1)) | |
1508 | do_close(gv1, FALSE); | |
1509 | if (IoIFP(io2)) | |
1510 | do_close(gv2, FALSE); | |
1511 | ||
1512 | TAINT_PROPER("socketpair"); | |
1513 | if (socketpair(domain, type, protocol, fd) < 0) | |
1514 | RETPUSHUNDEF; | |
760ac839 LW |
1515 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"); |
1516 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"); | |
a0d0e21e | 1517 | IoTYPE(io1) = 's'; |
760ac839 LW |
1518 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"); |
1519 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"); | |
a0d0e21e LW |
1520 | IoTYPE(io2) = 's'; |
1521 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { | |
760ac839 LW |
1522 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
1523 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
a0d0e21e | 1524 | if (!IoIFP(io1) && !IoOFP(io1)) close(fd[0]); |
760ac839 LW |
1525 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
1526 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
a0d0e21e LW |
1527 | if (!IoIFP(io2) && !IoOFP(io2)) close(fd[1]); |
1528 | RETPUSHUNDEF; | |
1529 | } | |
1530 | ||
1531 | RETPUSHYES; | |
1532 | #else | |
1533 | DIE(no_sock_func, "socketpair"); | |
1534 | #endif | |
1535 | } | |
1536 | ||
1537 | PP(pp_bind) | |
1538 | { | |
1539 | dSP; | |
1540 | #ifdef HAS_SOCKET | |
748a9306 | 1541 | SV *addrsv = POPs; |
a0d0e21e LW |
1542 | char *addr; |
1543 | GV *gv = (GV*)POPs; | |
1544 | register IO *io = GvIOn(gv); | |
1545 | STRLEN len; | |
1546 | ||
1547 | if (!io || !IoIFP(io)) | |
1548 | goto nuts; | |
1549 | ||
748a9306 | 1550 | addr = SvPV(addrsv, len); |
a0d0e21e | 1551 | TAINT_PROPER("bind"); |
760ac839 | 1552 | if (bind(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
1553 | RETPUSHYES; |
1554 | else | |
1555 | RETPUSHUNDEF; | |
1556 | ||
1557 | nuts: | |
1558 | if (dowarn) | |
1559 | warn("bind() on closed fd"); | |
748a9306 | 1560 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1561 | RETPUSHUNDEF; |
1562 | #else | |
1563 | DIE(no_sock_func, "bind"); | |
1564 | #endif | |
1565 | } | |
1566 | ||
1567 | PP(pp_connect) | |
1568 | { | |
1569 | dSP; | |
1570 | #ifdef HAS_SOCKET | |
748a9306 | 1571 | SV *addrsv = POPs; |
a0d0e21e LW |
1572 | char *addr; |
1573 | GV *gv = (GV*)POPs; | |
1574 | register IO *io = GvIOn(gv); | |
1575 | STRLEN len; | |
1576 | ||
1577 | if (!io || !IoIFP(io)) | |
1578 | goto nuts; | |
1579 | ||
748a9306 | 1580 | addr = SvPV(addrsv, len); |
a0d0e21e | 1581 | TAINT_PROPER("connect"); |
760ac839 | 1582 | if (connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
1583 | RETPUSHYES; |
1584 | else | |
1585 | RETPUSHUNDEF; | |
1586 | ||
1587 | nuts: | |
1588 | if (dowarn) | |
1589 | warn("connect() on closed fd"); | |
748a9306 | 1590 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1591 | RETPUSHUNDEF; |
1592 | #else | |
1593 | DIE(no_sock_func, "connect"); | |
1594 | #endif | |
1595 | } | |
1596 | ||
1597 | PP(pp_listen) | |
1598 | { | |
1599 | dSP; | |
1600 | #ifdef HAS_SOCKET | |
1601 | int backlog = POPi; | |
1602 | GV *gv = (GV*)POPs; | |
1603 | register IO *io = GvIOn(gv); | |
1604 | ||
1605 | if (!io || !IoIFP(io)) | |
1606 | goto nuts; | |
1607 | ||
760ac839 | 1608 | if (listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
1609 | RETPUSHYES; |
1610 | else | |
1611 | RETPUSHUNDEF; | |
1612 | ||
1613 | nuts: | |
1614 | if (dowarn) | |
1615 | warn("listen() on closed fd"); | |
748a9306 | 1616 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1617 | RETPUSHUNDEF; |
1618 | #else | |
1619 | DIE(no_sock_func, "listen"); | |
1620 | #endif | |
1621 | } | |
1622 | ||
1623 | PP(pp_accept) | |
1624 | { | |
1625 | dSP; dTARGET; | |
1626 | #ifdef HAS_SOCKET | |
1627 | GV *ngv; | |
1628 | GV *ggv; | |
1629 | register IO *nstio; | |
1630 | register IO *gstio; | |
4633a7c4 | 1631 | struct sockaddr saddr; /* use a struct to avoid alignment problems */ |
748a9306 | 1632 | int len = sizeof saddr; |
a0d0e21e LW |
1633 | int fd; |
1634 | ||
1635 | ggv = (GV*)POPs; | |
1636 | ngv = (GV*)POPs; | |
1637 | ||
1638 | if (!ngv) | |
1639 | goto badexit; | |
1640 | if (!ggv) | |
1641 | goto nuts; | |
1642 | ||
1643 | gstio = GvIO(ggv); | |
1644 | if (!gstio || !IoIFP(gstio)) | |
1645 | goto nuts; | |
1646 | ||
1647 | nstio = GvIOn(ngv); | |
1648 | if (IoIFP(nstio)) | |
1649 | do_close(ngv, FALSE); | |
1650 | ||
760ac839 | 1651 | fd = accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *)&saddr, &len); |
a0d0e21e LW |
1652 | if (fd < 0) |
1653 | goto badexit; | |
760ac839 LW |
1654 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"); |
1655 | IoOFP(nstio) = PerlIO_fdopen(fd, "w"); | |
a0d0e21e LW |
1656 | IoTYPE(nstio) = 's'; |
1657 | if (!IoIFP(nstio) || !IoOFP(nstio)) { | |
760ac839 LW |
1658 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
1659 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
a0d0e21e LW |
1660 | if (!IoIFP(nstio) && !IoOFP(nstio)) close(fd); |
1661 | goto badexit; | |
1662 | } | |
1663 | ||
748a9306 | 1664 | PUSHp((char *)&saddr, len); |
a0d0e21e LW |
1665 | RETURN; |
1666 | ||
1667 | nuts: | |
1668 | if (dowarn) | |
1669 | warn("accept() on closed fd"); | |
748a9306 | 1670 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1671 | |
1672 | badexit: | |
1673 | RETPUSHUNDEF; | |
1674 | ||
1675 | #else | |
1676 | DIE(no_sock_func, "accept"); | |
1677 | #endif | |
1678 | } | |
1679 | ||
1680 | PP(pp_shutdown) | |
1681 | { | |
1682 | dSP; dTARGET; | |
1683 | #ifdef HAS_SOCKET | |
1684 | int how = POPi; | |
1685 | GV *gv = (GV*)POPs; | |
1686 | register IO *io = GvIOn(gv); | |
1687 | ||
1688 | if (!io || !IoIFP(io)) | |
1689 | goto nuts; | |
1690 | ||
760ac839 | 1691 | PUSHi( shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
1692 | RETURN; |
1693 | ||
1694 | nuts: | |
1695 | if (dowarn) | |
1696 | warn("shutdown() on closed fd"); | |
748a9306 | 1697 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1698 | RETPUSHUNDEF; |
1699 | #else | |
1700 | DIE(no_sock_func, "shutdown"); | |
1701 | #endif | |
1702 | } | |
1703 | ||
1704 | PP(pp_gsockopt) | |
1705 | { | |
1706 | #ifdef HAS_SOCKET | |
1707 | return pp_ssockopt(ARGS); | |
1708 | #else | |
1709 | DIE(no_sock_func, "getsockopt"); | |
1710 | #endif | |
1711 | } | |
1712 | ||
1713 | PP(pp_ssockopt) | |
1714 | { | |
1715 | dSP; | |
1716 | #ifdef HAS_SOCKET | |
1717 | int optype = op->op_type; | |
1718 | SV *sv; | |
1719 | int fd; | |
1720 | unsigned int optname; | |
1721 | unsigned int lvl; | |
1722 | GV *gv; | |
1723 | register IO *io; | |
748a9306 | 1724 | int aint; |
a0d0e21e LW |
1725 | |
1726 | if (optype == OP_GSOCKOPT) | |
1727 | sv = sv_2mortal(NEWSV(22, 257)); | |
1728 | else | |
1729 | sv = POPs; | |
1730 | optname = (unsigned int) POPi; | |
1731 | lvl = (unsigned int) POPi; | |
1732 | ||
1733 | gv = (GV*)POPs; | |
1734 | io = GvIOn(gv); | |
1735 | if (!io || !IoIFP(io)) | |
1736 | goto nuts; | |
1737 | ||
760ac839 | 1738 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
1739 | switch (optype) { |
1740 | case OP_GSOCKOPT: | |
748a9306 | 1741 | SvGROW(sv, 257); |
a0d0e21e | 1742 | (void)SvPOK_only(sv); |
748a9306 LW |
1743 | SvCUR_set(sv,256); |
1744 | *SvEND(sv) ='\0'; | |
1745 | aint = SvCUR(sv); | |
1746 | if (getsockopt(fd, lvl, optname, SvPVX(sv), &aint) < 0) | |
a0d0e21e | 1747 | goto nuts2; |
748a9306 LW |
1748 | SvCUR_set(sv,aint); |
1749 | *SvEND(sv) ='\0'; | |
a0d0e21e LW |
1750 | PUSHs(sv); |
1751 | break; | |
1752 | case OP_SSOCKOPT: { | |
a0d0e21e LW |
1753 | STRLEN len = 0; |
1754 | char *buf = 0; | |
1755 | if (SvPOKp(sv)) | |
1756 | buf = SvPV(sv, len); | |
1757 | else if (SvOK(sv)) { | |
1758 | aint = (int)SvIV(sv); | |
1759 | buf = (char*)&aint; | |
1760 | len = sizeof(int); | |
1761 | } | |
1762 | if (setsockopt(fd, lvl, optname, buf, (int)len) < 0) | |
1763 | goto nuts2; | |
1764 | PUSHs(&sv_yes); | |
1765 | } | |
1766 | break; | |
1767 | } | |
1768 | RETURN; | |
1769 | ||
1770 | nuts: | |
1771 | if (dowarn) | |
1772 | warn("[gs]etsockopt() on closed fd"); | |
748a9306 | 1773 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1774 | nuts2: |
1775 | RETPUSHUNDEF; | |
1776 | ||
1777 | #else | |
1778 | DIE(no_sock_func, "setsockopt"); | |
1779 | #endif | |
1780 | } | |
1781 | ||
1782 | PP(pp_getsockname) | |
1783 | { | |
1784 | #ifdef HAS_SOCKET | |
1785 | return pp_getpeername(ARGS); | |
1786 | #else | |
1787 | DIE(no_sock_func, "getsockname"); | |
1788 | #endif | |
1789 | } | |
1790 | ||
1791 | PP(pp_getpeername) | |
1792 | { | |
1793 | dSP; | |
1794 | #ifdef HAS_SOCKET | |
1795 | int optype = op->op_type; | |
1796 | SV *sv; | |
1797 | int fd; | |
1798 | GV *gv = (GV*)POPs; | |
1799 | register IO *io = GvIOn(gv); | |
748a9306 | 1800 | int aint; |
a0d0e21e LW |
1801 | |
1802 | if (!io || !IoIFP(io)) | |
1803 | goto nuts; | |
1804 | ||
1805 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 LW |
1806 | (void)SvPOK_only(sv); |
1807 | SvCUR_set(sv,256); | |
1808 | *SvEND(sv) ='\0'; | |
1809 | aint = SvCUR(sv); | |
760ac839 | 1810 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
1811 | switch (optype) { |
1812 | case OP_GETSOCKNAME: | |
748a9306 | 1813 | if (getsockname(fd, (struct sockaddr *)SvPVX(sv), &aint) < 0) |
a0d0e21e LW |
1814 | goto nuts2; |
1815 | break; | |
1816 | case OP_GETPEERNAME: | |
748a9306 | 1817 | if (getpeername(fd, (struct sockaddr *)SvPVX(sv), &aint) < 0) |
a0d0e21e LW |
1818 | goto nuts2; |
1819 | break; | |
1820 | } | |
748a9306 LW |
1821 | SvCUR_set(sv,aint); |
1822 | *SvEND(sv) ='\0'; | |
a0d0e21e LW |
1823 | PUSHs(sv); |
1824 | RETURN; | |
1825 | ||
1826 | nuts: | |
1827 | if (dowarn) | |
1828 | warn("get{sock, peer}name() on closed fd"); | |
748a9306 | 1829 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1830 | nuts2: |
1831 | RETPUSHUNDEF; | |
1832 | ||
1833 | #else | |
1834 | DIE(no_sock_func, "getpeername"); | |
1835 | #endif | |
1836 | } | |
1837 | ||
1838 | /* Stat calls. */ | |
1839 | ||
1840 | PP(pp_lstat) | |
1841 | { | |
1842 | return pp_stat(ARGS); | |
1843 | } | |
1844 | ||
1845 | PP(pp_stat) | |
1846 | { | |
1847 | dSP; | |
1848 | GV *tmpgv; | |
1849 | I32 max = 13; | |
1850 | ||
1851 | if (op->op_flags & OPf_REF) { | |
1852 | tmpgv = cGVOP->op_gv; | |
748a9306 | 1853 | do_fstat: |
a0d0e21e LW |
1854 | if (tmpgv != defgv) { |
1855 | laststype = OP_STAT; | |
1856 | statgv = tmpgv; | |
1857 | sv_setpv(statname, ""); | |
1858 | if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv)) || | |
760ac839 | 1859 | Fstat(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), &statcache) < 0) { |
a0d0e21e LW |
1860 | max = 0; |
1861 | laststatval = -1; | |
1862 | } | |
1863 | } | |
1864 | else if (laststatval < 0) | |
1865 | max = 0; | |
1866 | } | |
1867 | else { | |
748a9306 LW |
1868 | SV* sv = POPs; |
1869 | if (SvTYPE(sv) == SVt_PVGV) { | |
1870 | tmpgv = (GV*)sv; | |
1871 | goto do_fstat; | |
1872 | } | |
1873 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
1874 | tmpgv = (GV*)SvRV(sv); | |
1875 | goto do_fstat; | |
1876 | } | |
1877 | sv_setpv(statname, SvPV(sv,na)); | |
a0d0e21e LW |
1878 | statgv = Nullgv; |
1879 | #ifdef HAS_LSTAT | |
1880 | laststype = op->op_type; | |
1881 | if (op->op_type == OP_LSTAT) | |
1882 | laststatval = lstat(SvPV(statname, na), &statcache); | |
1883 | else | |
1884 | #endif | |
1885 | laststatval = Stat(SvPV(statname, na), &statcache); | |
1886 | if (laststatval < 0) { | |
1887 | if (dowarn && strchr(SvPV(statname, na), '\n')) | |
1888 | warn(warn_nl, "stat"); | |
1889 | max = 0; | |
1890 | } | |
1891 | } | |
1892 | ||
1893 | EXTEND(SP, 13); | |
bbce6d69 | 1894 | EXTEND_MORTAL(13); |
a0d0e21e LW |
1895 | if (GIMME != G_ARRAY) { |
1896 | if (max) | |
1897 | RETPUSHYES; | |
1898 | else | |
1899 | RETPUSHUNDEF; | |
1900 | } | |
1901 | if (max) { | |
1902 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_dev))); | |
1903 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_ino))); | |
1904 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_mode))); | |
1905 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_nlink))); | |
1906 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_uid))); | |
1907 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_gid))); | |
cbdc8872 | 1908 | #ifdef USE_STAT_RDEV |
a0d0e21e | 1909 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_rdev))); |
cbdc8872 | 1910 | #else |
1911 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
1912 | #endif | |
a0d0e21e | 1913 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_size))); |
cbdc8872 | 1914 | #ifdef BIG_TIME |
1915 | PUSHs(sv_2mortal(newSVnv((U32)statcache.st_atime))); | |
1916 | PUSHs(sv_2mortal(newSVnv((U32)statcache.st_mtime))); | |
1917 | PUSHs(sv_2mortal(newSVnv((U32)statcache.st_ctime))); | |
1918 | #else | |
a0d0e21e LW |
1919 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_atime))); |
1920 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_mtime))); | |
1921 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_ctime))); | |
cbdc8872 | 1922 | #endif |
a0d0e21e LW |
1923 | #ifdef USE_STAT_BLOCKS |
1924 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_blksize))); | |
1925 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_blocks))); | |
1926 | #else | |
1927 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
1928 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
1929 | #endif | |
1930 | } | |
1931 | RETURN; | |
1932 | } | |
1933 | ||
1934 | PP(pp_ftrread) | |
1935 | { | |
1936 | I32 result = my_stat(ARGS); | |
1937 | dSP; | |
1938 | if (result < 0) | |
1939 | RETPUSHUNDEF; | |
1940 | if (cando(S_IRUSR, 0, &statcache)) | |
1941 | RETPUSHYES; | |
1942 | RETPUSHNO; | |
1943 | } | |
1944 | ||
1945 | PP(pp_ftrwrite) | |
1946 | { | |
1947 | I32 result = my_stat(ARGS); | |
1948 | dSP; | |
1949 | if (result < 0) | |
1950 | RETPUSHUNDEF; | |
1951 | if (cando(S_IWUSR, 0, &statcache)) | |
1952 | RETPUSHYES; | |
1953 | RETPUSHNO; | |
1954 | } | |
1955 | ||
1956 | PP(pp_ftrexec) | |
1957 | { | |
1958 | I32 result = my_stat(ARGS); | |
1959 | dSP; | |
1960 | if (result < 0) | |
1961 | RETPUSHUNDEF; | |
1962 | if (cando(S_IXUSR, 0, &statcache)) | |
1963 | RETPUSHYES; | |
1964 | RETPUSHNO; | |
1965 | } | |
1966 | ||
1967 | PP(pp_fteread) | |
1968 | { | |
1969 | I32 result = my_stat(ARGS); | |
1970 | dSP; | |
1971 | if (result < 0) | |
1972 | RETPUSHUNDEF; | |
1973 | if (cando(S_IRUSR, 1, &statcache)) | |
1974 | RETPUSHYES; | |
1975 | RETPUSHNO; | |
1976 | } | |
1977 | ||
1978 | PP(pp_ftewrite) | |
1979 | { | |
1980 | I32 result = my_stat(ARGS); | |
1981 | dSP; | |
1982 | if (result < 0) | |
1983 | RETPUSHUNDEF; | |
1984 | if (cando(S_IWUSR, 1, &statcache)) | |
1985 | RETPUSHYES; | |
1986 | RETPUSHNO; | |
1987 | } | |
1988 | ||
1989 | PP(pp_fteexec) | |
1990 | { | |
1991 | I32 result = my_stat(ARGS); | |
1992 | dSP; | |
1993 | if (result < 0) | |
1994 | RETPUSHUNDEF; | |
1995 | if (cando(S_IXUSR, 1, &statcache)) | |
1996 | RETPUSHYES; | |
1997 | RETPUSHNO; | |
1998 | } | |
1999 | ||
2000 | PP(pp_ftis) | |
2001 | { | |
2002 | I32 result = my_stat(ARGS); | |
2003 | dSP; | |
2004 | if (result < 0) | |
2005 | RETPUSHUNDEF; | |
2006 | RETPUSHYES; | |
2007 | } | |
2008 | ||
2009 | PP(pp_fteowned) | |
2010 | { | |
2011 | return pp_ftrowned(ARGS); | |
2012 | } | |
2013 | ||
2014 | PP(pp_ftrowned) | |
2015 | { | |
2016 | I32 result = my_stat(ARGS); | |
2017 | dSP; | |
2018 | if (result < 0) | |
2019 | RETPUSHUNDEF; | |
2020 | if (statcache.st_uid == (op->op_type == OP_FTEOWNED ? euid : uid) ) | |
2021 | RETPUSHYES; | |
2022 | RETPUSHNO; | |
2023 | } | |
2024 | ||
2025 | PP(pp_ftzero) | |
2026 | { | |
2027 | I32 result = my_stat(ARGS); | |
2028 | dSP; | |
2029 | if (result < 0) | |
2030 | RETPUSHUNDEF; | |
2031 | if (!statcache.st_size) | |
2032 | RETPUSHYES; | |
2033 | RETPUSHNO; | |
2034 | } | |
2035 | ||
2036 | PP(pp_ftsize) | |
2037 | { | |
2038 | I32 result = my_stat(ARGS); | |
2039 | dSP; dTARGET; | |
2040 | if (result < 0) | |
2041 | RETPUSHUNDEF; | |
2042 | PUSHi(statcache.st_size); | |
2043 | RETURN; | |
2044 | } | |
2045 | ||
2046 | PP(pp_ftmtime) | |
2047 | { | |
2048 | I32 result = my_stat(ARGS); | |
2049 | dSP; dTARGET; | |
2050 | if (result < 0) | |
2051 | RETPUSHUNDEF; | |
53a31ece | 2052 | PUSHn( ((I32)basetime - (I32)statcache.st_mtime) / 86400.0 ); |
a0d0e21e LW |
2053 | RETURN; |
2054 | } | |
2055 | ||
2056 | PP(pp_ftatime) | |
2057 | { | |
2058 | I32 result = my_stat(ARGS); | |
2059 | dSP; dTARGET; | |
2060 | if (result < 0) | |
2061 | RETPUSHUNDEF; | |
53a31ece | 2062 | PUSHn( ((I32)basetime - (I32)statcache.st_atime) / 86400.0 ); |
a0d0e21e LW |
2063 | RETURN; |
2064 | } | |
2065 | ||
2066 | PP(pp_ftctime) | |
2067 | { | |
2068 | I32 result = my_stat(ARGS); | |
2069 | dSP; dTARGET; | |
2070 | if (result < 0) | |
2071 | RETPUSHUNDEF; | |
53a31ece | 2072 | PUSHn( ((I32)basetime - (I32)statcache.st_ctime) / 86400.0 ); |
a0d0e21e LW |
2073 | RETURN; |
2074 | } | |
2075 | ||
2076 | PP(pp_ftsock) | |
2077 | { | |
2078 | I32 result = my_stat(ARGS); | |
2079 | dSP; | |
2080 | if (result < 0) | |
2081 | RETPUSHUNDEF; | |
2082 | if (S_ISSOCK(statcache.st_mode)) | |
2083 | RETPUSHYES; | |
2084 | RETPUSHNO; | |
2085 | } | |
2086 | ||
2087 | PP(pp_ftchr) | |
2088 | { | |
2089 | I32 result = my_stat(ARGS); | |
2090 | dSP; | |
2091 | if (result < 0) | |
2092 | RETPUSHUNDEF; | |
2093 | if (S_ISCHR(statcache.st_mode)) | |
2094 | RETPUSHYES; | |
2095 | RETPUSHNO; | |
2096 | } | |
2097 | ||
2098 | PP(pp_ftblk) | |
2099 | { | |
2100 | I32 result = my_stat(ARGS); | |
2101 | dSP; | |
2102 | if (result < 0) | |
2103 | RETPUSHUNDEF; | |
2104 | if (S_ISBLK(statcache.st_mode)) | |
2105 | RETPUSHYES; | |
2106 | RETPUSHNO; | |
2107 | } | |
2108 | ||
2109 | PP(pp_ftfile) | |
2110 | { | |
2111 | I32 result = my_stat(ARGS); | |
2112 | dSP; | |
2113 | if (result < 0) | |
2114 | RETPUSHUNDEF; | |
2115 | if (S_ISREG(statcache.st_mode)) | |
2116 | RETPUSHYES; | |
2117 | RETPUSHNO; | |
2118 | } | |
2119 | ||
2120 | PP(pp_ftdir) | |
2121 | { | |
2122 | I32 result = my_stat(ARGS); | |
2123 | dSP; | |
2124 | if (result < 0) | |
2125 | RETPUSHUNDEF; | |
2126 | if (S_ISDIR(statcache.st_mode)) | |
2127 | RETPUSHYES; | |
2128 | RETPUSHNO; | |
2129 | } | |
2130 | ||
2131 | PP(pp_ftpipe) | |
2132 | { | |
2133 | I32 result = my_stat(ARGS); | |
2134 | dSP; | |
2135 | if (result < 0) | |
2136 | RETPUSHUNDEF; | |
2137 | if (S_ISFIFO(statcache.st_mode)) | |
2138 | RETPUSHYES; | |
2139 | RETPUSHNO; | |
2140 | } | |
2141 | ||
2142 | PP(pp_ftlink) | |
2143 | { | |
2144 | I32 result = my_lstat(ARGS); | |
2145 | dSP; | |
2146 | if (result < 0) | |
2147 | RETPUSHUNDEF; | |
2148 | if (S_ISLNK(statcache.st_mode)) | |
2149 | RETPUSHYES; | |
2150 | RETPUSHNO; | |
2151 | } | |
2152 | ||
2153 | PP(pp_ftsuid) | |
2154 | { | |
2155 | dSP; | |
2156 | #ifdef S_ISUID | |
2157 | I32 result = my_stat(ARGS); | |
2158 | SPAGAIN; | |
2159 | if (result < 0) | |
2160 | RETPUSHUNDEF; | |
2161 | if (statcache.st_mode & S_ISUID) | |
2162 | RETPUSHYES; | |
2163 | #endif | |
2164 | RETPUSHNO; | |
2165 | } | |
2166 | ||
2167 | PP(pp_ftsgid) | |
2168 | { | |
2169 | dSP; | |
2170 | #ifdef S_ISGID | |
2171 | I32 result = my_stat(ARGS); | |
2172 | SPAGAIN; | |
2173 | if (result < 0) | |
2174 | RETPUSHUNDEF; | |
2175 | if (statcache.st_mode & S_ISGID) | |
2176 | RETPUSHYES; | |
2177 | #endif | |
2178 | RETPUSHNO; | |
2179 | } | |
2180 | ||
2181 | PP(pp_ftsvtx) | |
2182 | { | |
2183 | dSP; | |
2184 | #ifdef S_ISVTX | |
2185 | I32 result = my_stat(ARGS); | |
2186 | SPAGAIN; | |
2187 | if (result < 0) | |
2188 | RETPUSHUNDEF; | |
2189 | if (statcache.st_mode & S_ISVTX) | |
2190 | RETPUSHYES; | |
2191 | #endif | |
2192 | RETPUSHNO; | |
2193 | } | |
2194 | ||
2195 | PP(pp_fttty) | |
2196 | { | |
2197 | dSP; | |
2198 | int fd; | |
2199 | GV *gv; | |
2200 | char *tmps; | |
2201 | if (op->op_flags & OPf_REF) { | |
2202 | gv = cGVOP->op_gv; | |
2203 | tmps = ""; | |
2204 | } | |
2205 | else | |
2206 | gv = gv_fetchpv(tmps = POPp, FALSE, SVt_PVIO); | |
2207 | if (GvIO(gv) && IoIFP(GvIOp(gv))) | |
760ac839 | 2208 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
a0d0e21e LW |
2209 | else if (isDIGIT(*tmps)) |
2210 | fd = atoi(tmps); | |
2211 | else | |
2212 | RETPUSHUNDEF; | |
2213 | if (isatty(fd)) | |
2214 | RETPUSHYES; | |
2215 | RETPUSHNO; | |
2216 | } | |
2217 | ||
16d20bd9 AD |
2218 | #if defined(atarist) /* this will work with atariST. Configure will |
2219 | make guesses for other systems. */ | |
2220 | # define FILE_base(f) ((f)->_base) | |
2221 | # define FILE_ptr(f) ((f)->_ptr) | |
2222 | # define FILE_cnt(f) ((f)->_cnt) | |
2223 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
2224 | #endif |
2225 | ||
2226 | PP(pp_fttext) | |
2227 | { | |
2228 | dSP; | |
2229 | I32 i; | |
2230 | I32 len; | |
2231 | I32 odd = 0; | |
2232 | STDCHAR tbuf[512]; | |
2233 | register STDCHAR *s; | |
2234 | register IO *io; | |
2235 | SV *sv; | |
2236 | ||
2237 | if (op->op_flags & OPf_REF) { | |
2238 | EXTEND(SP, 1); | |
2239 | if (cGVOP->op_gv == defgv) { | |
2240 | if (statgv) | |
2241 | io = GvIO(statgv); | |
2242 | else { | |
2243 | sv = statname; | |
2244 | goto really_filename; | |
2245 | } | |
2246 | } | |
2247 | else { | |
2248 | statgv = cGVOP->op_gv; | |
2249 | sv_setpv(statname, ""); | |
2250 | io = GvIO(statgv); | |
2251 | } | |
2252 | if (io && IoIFP(io)) { | |
760ac839 LW |
2253 | if (PerlIO_has_base(IoIFP(io))) { |
2254 | Fstat(PerlIO_fileno(IoIFP(io)), &statcache); | |
a0d0e21e LW |
2255 | if (S_ISDIR(statcache.st_mode)) /* handle NFS glitch */ |
2256 | if (op->op_type == OP_FTTEXT) | |
2257 | RETPUSHNO; | |
2258 | else | |
2259 | RETPUSHYES; | |
760ac839 LW |
2260 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
2261 | i = PerlIO_getc(IoIFP(io)); | |
a0d0e21e | 2262 | if (i != EOF) |
760ac839 | 2263 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 2264 | } |
760ac839 | 2265 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 2266 | RETPUSHYES; |
760ac839 LW |
2267 | len = PerlIO_get_bufsiz(IoIFP(io)); |
2268 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
2269 | /* sfio can have large buffers - limit to 512 */ | |
2270 | if (len > 512) | |
2271 | len = 512; | |
2272 | } | |
2273 | else { | |
a0d0e21e | 2274 | DIE("-T and -B not implemented on filehandles"); |
760ac839 | 2275 | } |
a0d0e21e LW |
2276 | } |
2277 | else { | |
2278 | if (dowarn) | |
2279 | warn("Test on unopened file <%s>", | |
2280 | GvENAME(cGVOP->op_gv)); | |
748a9306 | 2281 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
2282 | RETPUSHUNDEF; |
2283 | } | |
2284 | } | |
2285 | else { | |
2286 | sv = POPs; | |
2287 | statgv = Nullgv; | |
2288 | sv_setpv(statname, SvPV(sv, na)); | |
2289 | really_filename: | |
2290 | #ifdef HAS_OPEN3 | |
2291 | i = open(SvPV(sv, na), O_RDONLY, 0); | |
2292 | #else | |
2293 | i = open(SvPV(sv, na), 0); | |
2294 | #endif | |
2295 | if (i < 0) { | |
2296 | if (dowarn && strchr(SvPV(sv, na), '\n')) | |
2297 | warn(warn_nl, "open"); | |
2298 | RETPUSHUNDEF; | |
2299 | } | |
2300 | Fstat(i, &statcache); | |
2301 | len = read(i, tbuf, 512); | |
2302 | (void)close(i); | |
2303 | if (len <= 0) { | |
2304 | if (S_ISDIR(statcache.st_mode) && op->op_type == OP_FTTEXT) | |
2305 | RETPUSHNO; /* special case NFS directories */ | |
2306 | RETPUSHYES; /* null file is anything */ | |
2307 | } | |
2308 | s = tbuf; | |
2309 | } | |
2310 | ||
2311 | /* now scan s to look for textiness */ | |
4633a7c4 | 2312 | /* XXX ASCII dependent code */ |
a0d0e21e LW |
2313 | |
2314 | for (i = 0; i < len; i++, s++) { | |
2315 | if (!*s) { /* null never allowed in text */ | |
2316 | odd += len; | |
2317 | break; | |
2318 | } | |
2319 | else if (*s & 128) | |
2320 | odd++; | |
2321 | else if (*s < 32 && | |
2322 | *s != '\n' && *s != '\r' && *s != '\b' && | |
2323 | *s != '\t' && *s != '\f' && *s != 27) | |
2324 | odd++; | |
2325 | } | |
2326 | ||
4633a7c4 | 2327 | if ((odd * 3 > len) == (op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
2328 | RETPUSHNO; |
2329 | else | |
2330 | RETPUSHYES; | |
2331 | } | |
2332 | ||
2333 | PP(pp_ftbinary) | |
2334 | { | |
2335 | return pp_fttext(ARGS); | |
2336 | } | |
2337 | ||
2338 | /* File calls. */ | |
2339 | ||
2340 | PP(pp_chdir) | |
2341 | { | |
2342 | dSP; dTARGET; | |
2343 | char *tmps; | |
2344 | SV **svp; | |
2345 | ||
2346 | if (MAXARG < 1) | |
2347 | tmps = Nullch; | |
2348 | else | |
2349 | tmps = POPp; | |
2350 | if (!tmps || !*tmps) { | |
2351 | svp = hv_fetch(GvHVn(envgv), "HOME", 4, FALSE); | |
2352 | if (svp) | |
2353 | tmps = SvPV(*svp, na); | |
2354 | } | |
2355 | if (!tmps || !*tmps) { | |
2356 | svp = hv_fetch(GvHVn(envgv), "LOGDIR", 6, FALSE); | |
2357 | if (svp) | |
2358 | tmps = SvPV(*svp, na); | |
2359 | } | |
2360 | TAINT_PROPER("chdir"); | |
2361 | PUSHi( chdir(tmps) >= 0 ); | |
748a9306 LW |
2362 | #ifdef VMS |
2363 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
2364 | * in the future. */ | |
4633a7c4 | 2365 | hv_delete(GvHVn(envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 2366 | #endif |
a0d0e21e LW |
2367 | RETURN; |
2368 | } | |
2369 | ||
2370 | PP(pp_chown) | |
2371 | { | |
2372 | dSP; dMARK; dTARGET; | |
2373 | I32 value; | |
2374 | #ifdef HAS_CHOWN | |
2375 | value = (I32)apply(op->op_type, MARK, SP); | |
2376 | SP = MARK; | |
2377 | PUSHi(value); | |
2378 | RETURN; | |
2379 | #else | |
2380 | DIE(no_func, "Unsupported function chown"); | |
2381 | #endif | |
2382 | } | |
2383 | ||
2384 | PP(pp_chroot) | |
2385 | { | |
2386 | dSP; dTARGET; | |
2387 | char *tmps; | |
2388 | #ifdef HAS_CHROOT | |
2389 | tmps = POPp; | |
2390 | TAINT_PROPER("chroot"); | |
2391 | PUSHi( chroot(tmps) >= 0 ); | |
2392 | RETURN; | |
2393 | #else | |
2394 | DIE(no_func, "chroot"); | |
2395 | #endif | |
2396 | } | |
2397 | ||
2398 | PP(pp_unlink) | |
2399 | { | |
2400 | dSP; dMARK; dTARGET; | |
2401 | I32 value; | |
2402 | value = (I32)apply(op->op_type, MARK, SP); | |
2403 | SP = MARK; | |
2404 | PUSHi(value); | |
2405 | RETURN; | |
2406 | } | |
2407 | ||
2408 | PP(pp_chmod) | |
2409 | { | |
2410 | dSP; dMARK; dTARGET; | |
2411 | I32 value; | |
2412 | value = (I32)apply(op->op_type, MARK, SP); | |
2413 | SP = MARK; | |
2414 | PUSHi(value); | |
2415 | RETURN; | |
2416 | } | |
2417 | ||
2418 | PP(pp_utime) | |
2419 | { | |
2420 | dSP; dMARK; dTARGET; | |
2421 | I32 value; | |
2422 | value = (I32)apply(op->op_type, MARK, SP); | |
2423 | SP = MARK; | |
2424 | PUSHi(value); | |
2425 | RETURN; | |
2426 | } | |
2427 | ||
2428 | PP(pp_rename) | |
2429 | { | |
2430 | dSP; dTARGET; | |
2431 | int anum; | |
2432 | ||
2433 | char *tmps2 = POPp; | |
2434 | char *tmps = SvPV(TOPs, na); | |
2435 | TAINT_PROPER("rename"); | |
2436 | #ifdef HAS_RENAME | |
2437 | anum = rename(tmps, tmps2); | |
2438 | #else | |
2439 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ | |
2440 | anum = 1; | |
2441 | else { | |
2442 | if (euid || Stat(tmps2, &statbuf) < 0 || !S_ISDIR(statbuf.st_mode)) | |
2443 | (void)UNLINK(tmps2); | |
2444 | if (!(anum = link(tmps, tmps2))) | |
2445 | anum = UNLINK(tmps); | |
2446 | } | |
2447 | #endif | |
2448 | SETi( anum >= 0 ); | |
2449 | RETURN; | |
2450 | } | |
2451 | ||
2452 | PP(pp_link) | |
2453 | { | |
2454 | dSP; dTARGET; | |
2455 | #ifdef HAS_LINK | |
2456 | char *tmps2 = POPp; | |
2457 | char *tmps = SvPV(TOPs, na); | |
2458 | TAINT_PROPER("link"); | |
2459 | SETi( link(tmps, tmps2) >= 0 ); | |
2460 | #else | |
2461 | DIE(no_func, "Unsupported function link"); | |
2462 | #endif | |
2463 | RETURN; | |
2464 | } | |
2465 | ||
2466 | PP(pp_symlink) | |
2467 | { | |
2468 | dSP; dTARGET; | |
2469 | #ifdef HAS_SYMLINK | |
2470 | char *tmps2 = POPp; | |
2471 | char *tmps = SvPV(TOPs, na); | |
2472 | TAINT_PROPER("symlink"); | |
2473 | SETi( symlink(tmps, tmps2) >= 0 ); | |
2474 | RETURN; | |
2475 | #else | |
2476 | DIE(no_func, "symlink"); | |
2477 | #endif | |
2478 | } | |
2479 | ||
2480 | PP(pp_readlink) | |
2481 | { | |
2482 | dSP; dTARGET; | |
2483 | #ifdef HAS_SYMLINK | |
2484 | char *tmps; | |
2485 | int len; | |
2486 | tmps = POPp; | |
2487 | len = readlink(tmps, buf, sizeof buf); | |
2488 | EXTEND(SP, 1); | |
2489 | if (len < 0) | |
2490 | RETPUSHUNDEF; | |
2491 | PUSHp(buf, len); | |
2492 | RETURN; | |
2493 | #else | |
2494 | EXTEND(SP, 1); | |
2495 | RETSETUNDEF; /* just pretend it's a normal file */ | |
2496 | #endif | |
2497 | } | |
2498 | ||
2499 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
2500 | static int | |
2501 | dooneliner(cmd, filename) | |
2502 | char *cmd; | |
2503 | char *filename; | |
2504 | { | |
2505 | char mybuf[8192]; | |
16d20bd9 | 2506 | char *s, |
5d94fbed | 2507 | *save_filename = filename; |
a0d0e21e | 2508 | int anum = 1; |
760ac839 | 2509 | PerlIO *myfp; |
a0d0e21e LW |
2510 | |
2511 | strcpy(mybuf, cmd); | |
2512 | strcat(mybuf, " "); | |
2513 | for (s = mybuf+strlen(mybuf); *filename; ) { | |
2514 | *s++ = '\\'; | |
2515 | *s++ = *filename++; | |
2516 | } | |
2517 | strcpy(s, " 2>&1"); | |
2518 | myfp = my_popen(mybuf, "r"); | |
2519 | if (myfp) { | |
2520 | *mybuf = '\0'; | |
760ac839 LW |
2521 | /* Need to save/restore 'rs' ?? */ |
2522 | s = sv_gets(tmpsv, myfp, 0); | |
a0d0e21e LW |
2523 | (void)my_pclose(myfp); |
2524 | if (s != Nullch) { | |
2525 | for (errno = 1; errno < sys_nerr; errno++) { | |
2526 | #ifdef HAS_SYS_ERRLIST | |
2527 | if (instr(mybuf, sys_errlist[errno])) /* you don't see this */ | |
2528 | return 0; | |
2529 | #else | |
2530 | char *errmsg; /* especially if it isn't there */ | |
2531 | ||
2532 | if (instr(mybuf, | |
2533 | (errmsg = strerror(errno)) ? errmsg : "NoErRoR")) | |
2534 | return 0; | |
2535 | #endif | |
2536 | } | |
748a9306 | 2537 | SETERRNO(0,0); |
a0d0e21e LW |
2538 | #ifndef EACCES |
2539 | #define EACCES EPERM | |
2540 | #endif | |
2541 | if (instr(mybuf, "cannot make")) | |
748a9306 | 2542 | SETERRNO(EEXIST,RMS$_FEX); |
a0d0e21e | 2543 | else if (instr(mybuf, "existing file")) |
748a9306 | 2544 | SETERRNO(EEXIST,RMS$_FEX); |
a0d0e21e | 2545 | else if (instr(mybuf, "ile exists")) |
748a9306 | 2546 | SETERRNO(EEXIST,RMS$_FEX); |
a0d0e21e | 2547 | else if (instr(mybuf, "non-exist")) |
748a9306 | 2548 | SETERRNO(ENOENT,RMS$_FNF); |
a0d0e21e | 2549 | else if (instr(mybuf, "does not exist")) |
748a9306 | 2550 | SETERRNO(ENOENT,RMS$_FNF); |
a0d0e21e | 2551 | else if (instr(mybuf, "not empty")) |
748a9306 | 2552 | SETERRNO(EBUSY,SS$_DEVOFFLINE); |
a0d0e21e | 2553 | else if (instr(mybuf, "cannot access")) |
748a9306 | 2554 | SETERRNO(EACCES,RMS$_PRV); |
a0d0e21e | 2555 | else |
748a9306 | 2556 | SETERRNO(EPERM,RMS$_PRV); |
a0d0e21e LW |
2557 | return 0; |
2558 | } | |
2559 | else { /* some mkdirs return no failure indication */ | |
5d94fbed | 2560 | anum = (Stat(save_filename, &statbuf) >= 0); |
a0d0e21e LW |
2561 | if (op->op_type == OP_RMDIR) |
2562 | anum = !anum; | |
2563 | if (anum) | |
748a9306 | 2564 | SETERRNO(0,0); |
a0d0e21e | 2565 | else |
748a9306 | 2566 | SETERRNO(EACCES,RMS$_PRV); /* a guess */ |
a0d0e21e LW |
2567 | } |
2568 | return anum; | |
2569 | } | |
2570 | else | |
2571 | return 0; | |
2572 | } | |
2573 | #endif | |
2574 | ||
2575 | PP(pp_mkdir) | |
2576 | { | |
2577 | dSP; dTARGET; | |
2578 | int mode = POPi; | |
2579 | #ifndef HAS_MKDIR | |
2580 | int oldumask; | |
2581 | #endif | |
2582 | char *tmps = SvPV(TOPs, na); | |
2583 | ||
2584 | TAINT_PROPER("mkdir"); | |
2585 | #ifdef HAS_MKDIR | |
2586 | SETi( mkdir(tmps, mode) >= 0 ); | |
2587 | #else | |
2588 | SETi( dooneliner("mkdir", tmps) ); | |
2589 | oldumask = umask(0); | |
2590 | umask(oldumask); | |
2591 | chmod(tmps, (mode & ~oldumask) & 0777); | |
2592 | #endif | |
2593 | RETURN; | |
2594 | } | |
2595 | ||
2596 | PP(pp_rmdir) | |
2597 | { | |
2598 | dSP; dTARGET; | |
2599 | char *tmps; | |
2600 | ||
2601 | tmps = POPp; | |
2602 | TAINT_PROPER("rmdir"); | |
2603 | #ifdef HAS_RMDIR | |
2604 | XPUSHi( rmdir(tmps) >= 0 ); | |
2605 | #else | |
2606 | XPUSHi( dooneliner("rmdir", tmps) ); | |
2607 | #endif | |
2608 | RETURN; | |
2609 | } | |
2610 | ||
2611 | /* Directory calls. */ | |
2612 | ||
2613 | PP(pp_open_dir) | |
2614 | { | |
2615 | dSP; | |
2616 | #if defined(Direntry_t) && defined(HAS_READDIR) | |
2617 | char *dirname = POPp; | |
2618 | GV *gv = (GV*)POPs; | |
2619 | register IO *io = GvIOn(gv); | |
2620 | ||
2621 | if (!io) | |
2622 | goto nope; | |
2623 | ||
2624 | if (IoDIRP(io)) | |
2625 | closedir(IoDIRP(io)); | |
2626 | if (!(IoDIRP(io) = opendir(dirname))) | |
2627 | goto nope; | |
2628 | ||
2629 | RETPUSHYES; | |
2630 | nope: | |
2631 | if (!errno) | |
748a9306 | 2632 | SETERRNO(EBADF,RMS$_DIR); |
a0d0e21e LW |
2633 | RETPUSHUNDEF; |
2634 | #else | |
2635 | DIE(no_dir_func, "opendir"); | |
2636 | #endif | |
2637 | } | |
2638 | ||
2639 | PP(pp_readdir) | |
2640 | { | |
2641 | dSP; | |
2642 | #if defined(Direntry_t) && defined(HAS_READDIR) | |
2643 | #ifndef I_DIRENT | |
2644 | Direntry_t *readdir _((DIR *)); | |
2645 | #endif | |
2646 | register Direntry_t *dp; | |
2647 | GV *gv = (GV*)POPs; | |
2648 | register IO *io = GvIOn(gv); | |
2649 | ||
2650 | if (!io || !IoDIRP(io)) | |
2651 | goto nope; | |
2652 | ||
2653 | if (GIMME == G_ARRAY) { | |
2654 | /*SUPPRESS 560*/ | |
2655 | while (dp = (Direntry_t *)readdir(IoDIRP(io))) { | |
2656 | #ifdef DIRNAMLEN | |
2657 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, dp->d_namlen))); | |
2658 | #else | |
2659 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, 0))); | |
2660 | #endif | |
2661 | } | |
2662 | } | |
2663 | else { | |
2664 | if (!(dp = (Direntry_t *)readdir(IoDIRP(io)))) | |
2665 | goto nope; | |
2666 | #ifdef DIRNAMLEN | |
2667 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, dp->d_namlen))); | |
2668 | #else | |
2669 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, 0))); | |
2670 | #endif | |
2671 | } | |
2672 | RETURN; | |
2673 | ||
2674 | nope: | |
2675 | if (!errno) | |
748a9306 | 2676 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2677 | if (GIMME == G_ARRAY) |
2678 | RETURN; | |
2679 | else | |
2680 | RETPUSHUNDEF; | |
2681 | #else | |
2682 | DIE(no_dir_func, "readdir"); | |
2683 | #endif | |
2684 | } | |
2685 | ||
2686 | PP(pp_telldir) | |
2687 | { | |
2688 | dSP; dTARGET; | |
2689 | #if defined(HAS_TELLDIR) || defined(telldir) | |
2690 | #if !defined(telldir) && !defined(HAS_TELLDIR_PROTOTYPE) | |
2691 | long telldir _((DIR *)); | |
2692 | #endif | |
2693 | GV *gv = (GV*)POPs; | |
2694 | register IO *io = GvIOn(gv); | |
2695 | ||
2696 | if (!io || !IoDIRP(io)) | |
2697 | goto nope; | |
2698 | ||
2699 | PUSHi( telldir(IoDIRP(io)) ); | |
2700 | RETURN; | |
2701 | nope: | |
2702 | if (!errno) | |
748a9306 | 2703 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2704 | RETPUSHUNDEF; |
2705 | #else | |
2706 | DIE(no_dir_func, "telldir"); | |
2707 | #endif | |
2708 | } | |
2709 | ||
2710 | PP(pp_seekdir) | |
2711 | { | |
2712 | dSP; | |
2713 | #if defined(HAS_SEEKDIR) || defined(seekdir) | |
2714 | long along = POPl; | |
2715 | GV *gv = (GV*)POPs; | |
2716 | register IO *io = GvIOn(gv); | |
2717 | ||
2718 | if (!io || !IoDIRP(io)) | |
2719 | goto nope; | |
2720 | ||
2721 | (void)seekdir(IoDIRP(io), along); | |
2722 | ||
2723 | RETPUSHYES; | |
2724 | nope: | |
2725 | if (!errno) | |
748a9306 | 2726 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2727 | RETPUSHUNDEF; |
2728 | #else | |
2729 | DIE(no_dir_func, "seekdir"); | |
2730 | #endif | |
2731 | } | |
2732 | ||
2733 | PP(pp_rewinddir) | |
2734 | { | |
2735 | dSP; | |
2736 | #if defined(HAS_REWINDDIR) || defined(rewinddir) | |
2737 | GV *gv = (GV*)POPs; | |
2738 | register IO *io = GvIOn(gv); | |
2739 | ||
2740 | if (!io || !IoDIRP(io)) | |
2741 | goto nope; | |
2742 | ||
2743 | (void)rewinddir(IoDIRP(io)); | |
2744 | RETPUSHYES; | |
2745 | nope: | |
2746 | if (!errno) | |
748a9306 | 2747 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2748 | RETPUSHUNDEF; |
2749 | #else | |
2750 | DIE(no_dir_func, "rewinddir"); | |
2751 | #endif | |
2752 | } | |
2753 | ||
2754 | PP(pp_closedir) | |
2755 | { | |
2756 | dSP; | |
2757 | #if defined(Direntry_t) && defined(HAS_READDIR) | |
2758 | GV *gv = (GV*)POPs; | |
2759 | register IO *io = GvIOn(gv); | |
2760 | ||
2761 | if (!io || !IoDIRP(io)) | |
2762 | goto nope; | |
2763 | ||
2764 | #ifdef VOID_CLOSEDIR | |
2765 | closedir(IoDIRP(io)); | |
2766 | #else | |
748a9306 LW |
2767 | if (closedir(IoDIRP(io)) < 0) { |
2768 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ | |
a0d0e21e | 2769 | goto nope; |
748a9306 | 2770 | } |
a0d0e21e LW |
2771 | #endif |
2772 | IoDIRP(io) = 0; | |
2773 | ||
2774 | RETPUSHYES; | |
2775 | nope: | |
2776 | if (!errno) | |
748a9306 | 2777 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
2778 | RETPUSHUNDEF; |
2779 | #else | |
2780 | DIE(no_dir_func, "closedir"); | |
2781 | #endif | |
2782 | } | |
2783 | ||
2784 | /* Process control. */ | |
2785 | ||
2786 | PP(pp_fork) | |
2787 | { | |
2788 | dSP; dTARGET; | |
2789 | int childpid; | |
2790 | GV *tmpgv; | |
2791 | ||
2792 | EXTEND(SP, 1); | |
2793 | #ifdef HAS_FORK | |
2794 | childpid = fork(); | |
2795 | if (childpid < 0) | |
2796 | RETSETUNDEF; | |
2797 | if (!childpid) { | |
2798 | /*SUPPRESS 560*/ | |
2799 | if (tmpgv = gv_fetchpv("$", TRUE, SVt_PV)) | |
2800 | sv_setiv(GvSV(tmpgv), (I32)getpid()); | |
2801 | hv_clear(pidstatus); /* no kids, so don't wait for 'em */ | |
2802 | } | |
2803 | PUSHi(childpid); | |
2804 | RETURN; | |
2805 | #else | |
2806 | DIE(no_func, "Unsupported function fork"); | |
2807 | #endif | |
2808 | } | |
2809 | ||
2810 | PP(pp_wait) | |
2811 | { | |
2812 | dSP; dTARGET; | |
2813 | int childpid; | |
2814 | int argflags; | |
2815 | I32 value; | |
2816 | ||
2817 | EXTEND(SP, 1); | |
2818 | #ifdef HAS_WAIT | |
2819 | childpid = wait(&argflags); | |
2820 | if (childpid > 0) | |
2821 | pidgone(childpid, argflags); | |
2822 | value = (I32)childpid; | |
748a9306 | 2823 | statusvalue = FIXSTATUS(argflags); |
a0d0e21e LW |
2824 | PUSHi(value); |
2825 | RETURN; | |
2826 | #else | |
2827 | DIE(no_func, "Unsupported function wait"); | |
2828 | #endif | |
2829 | } | |
2830 | ||
2831 | PP(pp_waitpid) | |
2832 | { | |
2833 | dSP; dTARGET; | |
2834 | int childpid; | |
2835 | int optype; | |
2836 | int argflags; | |
2837 | I32 value; | |
2838 | ||
2839 | #ifdef HAS_WAIT | |
2840 | optype = POPi; | |
2841 | childpid = TOPi; | |
2842 | childpid = wait4pid(childpid, &argflags, optype); | |
2843 | value = (I32)childpid; | |
748a9306 | 2844 | statusvalue = FIXSTATUS(argflags); |
a0d0e21e LW |
2845 | SETi(value); |
2846 | RETURN; | |
2847 | #else | |
2848 | DIE(no_func, "Unsupported function wait"); | |
2849 | #endif | |
2850 | } | |
2851 | ||
2852 | PP(pp_system) | |
2853 | { | |
2854 | dSP; dMARK; dORIGMARK; dTARGET; | |
2855 | I32 value; | |
2856 | int childpid; | |
2857 | int result; | |
2858 | int status; | |
ecfc5424 AD |
2859 | Signal_t (*ihand)(); /* place to save signal during system() */ |
2860 | Signal_t (*qhand)(); /* place to save signal during system() */ | |
a0d0e21e | 2861 | |
55497cff | 2862 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) |
a0d0e21e LW |
2863 | if (SP - MARK == 1) { |
2864 | if (tainting) { | |
2865 | char *junk = SvPV(TOPs, na); | |
2866 | TAINT_ENV(); | |
2867 | TAINT_PROPER("system"); | |
2868 | } | |
2869 | } | |
2870 | while ((childpid = vfork()) == -1) { | |
2871 | if (errno != EAGAIN) { | |
2872 | value = -1; | |
2873 | SP = ORIGMARK; | |
2874 | PUSHi(value); | |
2875 | RETURN; | |
2876 | } | |
2877 | sleep(5); | |
2878 | } | |
2879 | if (childpid > 0) { | |
2880 | ihand = signal(SIGINT, SIG_IGN); | |
2881 | qhand = signal(SIGQUIT, SIG_IGN); | |
748a9306 LW |
2882 | do { |
2883 | result = wait4pid(childpid, &status, 0); | |
2884 | } while (result == -1 && errno == EINTR); | |
a0d0e21e LW |
2885 | (void)signal(SIGINT, ihand); |
2886 | (void)signal(SIGQUIT, qhand); | |
748a9306 | 2887 | statusvalue = FIXSTATUS(status); |
a0d0e21e LW |
2888 | if (result < 0) |
2889 | value = -1; | |
2890 | else { | |
2891 | value = (I32)((unsigned int)status & 0xffff); | |
2892 | } | |
2893 | do_execfree(); /* free any memory child malloced on vfork */ | |
2894 | SP = ORIGMARK; | |
2895 | PUSHi(value); | |
2896 | RETURN; | |
2897 | } | |
2898 | if (op->op_flags & OPf_STACKED) { | |
2899 | SV *really = *++MARK; | |
2900 | value = (I32)do_aexec(really, MARK, SP); | |
2901 | } | |
2902 | else if (SP - MARK != 1) | |
2903 | value = (I32)do_aexec(Nullsv, MARK, SP); | |
2904 | else { | |
2905 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), na)); | |
2906 | } | |
2907 | _exit(-1); | |
c3293030 | 2908 | #else /* ! FORK or VMS or OS/2 */ |
a0d0e21e LW |
2909 | if (op->op_flags & OPf_STACKED) { |
2910 | SV *really = *++MARK; | |
2911 | value = (I32)do_aspawn(really, MARK, SP); | |
2912 | } | |
2913 | else if (SP - MARK != 1) | |
2914 | value = (I32)do_aspawn(Nullsv, MARK, SP); | |
2915 | else { | |
2916 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), na)); | |
2917 | } | |
4633a7c4 | 2918 | statusvalue = FIXSTATUS(value); |
a0d0e21e LW |
2919 | do_execfree(); |
2920 | SP = ORIGMARK; | |
2921 | PUSHi(value); | |
2922 | #endif /* !FORK or VMS */ | |
2923 | RETURN; | |
2924 | } | |
2925 | ||
2926 | PP(pp_exec) | |
2927 | { | |
2928 | dSP; dMARK; dORIGMARK; dTARGET; | |
2929 | I32 value; | |
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 | #ifdef VMS | |
2937 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
2938 | #else | |
2939 | value = (I32)do_aexec(Nullsv, MARK, SP); | |
2940 | #endif | |
2941 | else { | |
2942 | if (tainting) { | |
2943 | char *junk = SvPV(*SP, na); | |
2944 | TAINT_ENV(); | |
2945 | TAINT_PROPER("exec"); | |
2946 | } | |
2947 | #ifdef VMS | |
2948 | value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), na)); | |
2949 | #else | |
2950 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), na)); | |
2951 | #endif | |
2952 | } | |
2953 | SP = ORIGMARK; | |
2954 | PUSHi(value); | |
2955 | RETURN; | |
2956 | } | |
2957 | ||
2958 | PP(pp_kill) | |
2959 | { | |
2960 | dSP; dMARK; dTARGET; | |
2961 | I32 value; | |
2962 | #ifdef HAS_KILL | |
2963 | value = (I32)apply(op->op_type, MARK, SP); | |
2964 | SP = MARK; | |
2965 | PUSHi(value); | |
2966 | RETURN; | |
2967 | #else | |
2968 | DIE(no_func, "Unsupported function kill"); | |
2969 | #endif | |
2970 | } | |
2971 | ||
2972 | PP(pp_getppid) | |
2973 | { | |
2974 | #ifdef HAS_GETPPID | |
2975 | dSP; dTARGET; | |
2976 | XPUSHi( getppid() ); | |
2977 | RETURN; | |
2978 | #else | |
2979 | DIE(no_func, "getppid"); | |
2980 | #endif | |
2981 | } | |
2982 | ||
2983 | PP(pp_getpgrp) | |
2984 | { | |
2985 | #ifdef HAS_GETPGRP | |
2986 | dSP; dTARGET; | |
2987 | int pid; | |
2988 | I32 value; | |
2989 | ||
2990 | if (MAXARG < 1) | |
2991 | pid = 0; | |
2992 | else | |
2993 | pid = SvIVx(POPs); | |
c3293030 IZ |
2994 | #ifdef BSD_GETPGRP |
2995 | value = (I32)BSD_GETPGRP(pid); | |
a0d0e21e LW |
2996 | #else |
2997 | if (pid != 0) | |
2998 | DIE("POSIX getpgrp can't take an argument"); | |
2999 | value = (I32)getpgrp(); | |
3000 | #endif | |
3001 | XPUSHi(value); | |
3002 | RETURN; | |
3003 | #else | |
3004 | DIE(no_func, "getpgrp()"); | |
3005 | #endif | |
3006 | } | |
3007 | ||
3008 | PP(pp_setpgrp) | |
3009 | { | |
3010 | #ifdef HAS_SETPGRP | |
3011 | dSP; dTARGET; | |
3012 | int pgrp; | |
3013 | int pid; | |
3014 | if (MAXARG < 2) { | |
3015 | pgrp = 0; | |
3016 | pid = 0; | |
3017 | } | |
3018 | else { | |
3019 | pgrp = POPi; | |
3020 | pid = TOPi; | |
3021 | } | |
3022 | ||
3023 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
3024 | #ifdef BSD_SETPGRP |
3025 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e LW |
3026 | #else |
3027 | if ((pgrp != 0) || (pid != 0)) { | |
3028 | DIE("POSIX setpgrp can't take an argument"); | |
3029 | } | |
3030 | SETi( setpgrp() >= 0 ); | |
3031 | #endif /* USE_BSDPGRP */ | |
3032 | RETURN; | |
3033 | #else | |
3034 | DIE(no_func, "setpgrp()"); | |
3035 | #endif | |
3036 | } | |
3037 | ||
3038 | PP(pp_getpriority) | |
3039 | { | |
3040 | dSP; dTARGET; | |
3041 | int which; | |
3042 | int who; | |
3043 | #ifdef HAS_GETPRIORITY | |
3044 | who = POPi; | |
3045 | which = TOPi; | |
3046 | SETi( getpriority(which, who) ); | |
3047 | RETURN; | |
3048 | #else | |
3049 | DIE(no_func, "getpriority()"); | |
3050 | #endif | |
3051 | } | |
3052 | ||
3053 | PP(pp_setpriority) | |
3054 | { | |
3055 | dSP; dTARGET; | |
3056 | int which; | |
3057 | int who; | |
3058 | int niceval; | |
3059 | #ifdef HAS_SETPRIORITY | |
3060 | niceval = POPi; | |
3061 | who = POPi; | |
3062 | which = TOPi; | |
3063 | TAINT_PROPER("setpriority"); | |
3064 | SETi( setpriority(which, who, niceval) >= 0 ); | |
3065 | RETURN; | |
3066 | #else | |
3067 | DIE(no_func, "setpriority()"); | |
3068 | #endif | |
3069 | } | |
3070 | ||
3071 | /* Time calls. */ | |
3072 | ||
3073 | PP(pp_time) | |
3074 | { | |
3075 | dSP; dTARGET; | |
cbdc8872 | 3076 | #ifdef BIG_TIME |
3077 | XPUSHn( time(Null(Time_t*)) ); | |
3078 | #else | |
a0d0e21e | 3079 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 3080 | #endif |
a0d0e21e LW |
3081 | RETURN; |
3082 | } | |
3083 | ||
cd52b7b2 | 3084 | /* XXX The POSIX name is CLK_TCK; it is to be preferred |
3085 | to HZ. Probably. For now, assume that if the system | |
3086 | defines HZ, it does so correctly. (Will this break | |
3087 | on VMS?) | |
3088 | Probably we ought to use _sysconf(_SC_CLK_TCK), if | |
3089 | it's supported. --AD 9/96. | |
3090 | */ | |
3091 | ||
a0d0e21e | 3092 | #ifndef HZ |
cd52b7b2 | 3093 | # ifdef CLK_TCK |
3094 | # define HZ CLK_TCK | |
3095 | # else | |
3096 | # define HZ 60 | |
3097 | # endif | |
a0d0e21e LW |
3098 | #endif |
3099 | ||
3100 | PP(pp_tms) | |
3101 | { | |
3102 | dSP; | |
3103 | ||
55497cff | 3104 | #ifndef HAS_TIMES |
a0d0e21e LW |
3105 | DIE("times not implemented"); |
3106 | #else | |
3107 | EXTEND(SP, 4); | |
3108 | ||
3109 | #ifndef VMS | |
3110 | (void)times(×buf); | |
3111 | #else | |
3112 | (void)times((tbuffer_t *)×buf); /* time.h uses different name for */ | |
3113 | /* struct tms, though same data */ | |
3114 | /* is returned. */ | |
3115 | #endif | |
3116 | ||
3117 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_utime)/HZ))); | |
3118 | if (GIMME == G_ARRAY) { | |
3119 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_stime)/HZ))); | |
3120 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_cutime)/HZ))); | |
3121 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_cstime)/HZ))); | |
3122 | } | |
3123 | RETURN; | |
55497cff | 3124 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
3125 | } |
3126 | ||
3127 | PP(pp_localtime) | |
3128 | { | |
3129 | return pp_gmtime(ARGS); | |
3130 | } | |
3131 | ||
3132 | PP(pp_gmtime) | |
3133 | { | |
3134 | dSP; | |
3135 | Time_t when; | |
3136 | struct tm *tmbuf; | |
3137 | static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
3138 | static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
3139 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
3140 | ||
3141 | if (MAXARG < 1) | |
3142 | (void)time(&when); | |
3143 | else | |
cbdc8872 | 3144 | #ifdef BIG_TIME |
3145 | when = (Time_t)SvNVx(POPs); | |
3146 | #else | |
a0d0e21e | 3147 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 3148 | #endif |
a0d0e21e LW |
3149 | |
3150 | if (op->op_type == OP_LOCALTIME) | |
3151 | tmbuf = localtime(&when); | |
3152 | else | |
3153 | tmbuf = gmtime(&when); | |
3154 | ||
3155 | EXTEND(SP, 9); | |
bbce6d69 | 3156 | EXTEND_MORTAL(9); |
a0d0e21e LW |
3157 | if (GIMME != G_ARRAY) { |
3158 | dTARGET; | |
3159 | char mybuf[30]; | |
3160 | if (!tmbuf) | |
3161 | RETPUSHUNDEF; | |
3162 | sprintf(mybuf, "%s %s %2d %02d:%02d:%02d %d", | |
3163 | dayname[tmbuf->tm_wday], | |
3164 | monname[tmbuf->tm_mon], | |
3165 | tmbuf->tm_mday, | |
3166 | tmbuf->tm_hour, | |
3167 | tmbuf->tm_min, | |
3168 | tmbuf->tm_sec, | |
3169 | tmbuf->tm_year + 1900); | |
3170 | PUSHp(mybuf, strlen(mybuf)); | |
3171 | } | |
3172 | else if (tmbuf) { | |
3173 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_sec))); | |
3174 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_min))); | |
3175 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_hour))); | |
3176 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_mday))); | |
3177 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_mon))); | |
3178 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_year))); | |
3179 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_wday))); | |
3180 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_yday))); | |
3181 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_isdst))); | |
3182 | } | |
3183 | RETURN; | |
3184 | } | |
3185 | ||
3186 | PP(pp_alarm) | |
3187 | { | |
3188 | dSP; dTARGET; | |
3189 | int anum; | |
3190 | #ifdef HAS_ALARM | |
3191 | anum = POPi; | |
3192 | anum = alarm((unsigned int)anum); | |
3193 | EXTEND(SP, 1); | |
3194 | if (anum < 0) | |
3195 | RETPUSHUNDEF; | |
3196 | PUSHi((I32)anum); | |
3197 | RETURN; | |
3198 | #else | |
3199 | DIE(no_func, "Unsupported function alarm"); | |
a0d0e21e LW |
3200 | #endif |
3201 | } | |
3202 | ||
3203 | PP(pp_sleep) | |
3204 | { | |
3205 | dSP; dTARGET; | |
3206 | I32 duration; | |
3207 | Time_t lasttime; | |
3208 | Time_t when; | |
3209 | ||
3210 | (void)time(&lasttime); | |
3211 | if (MAXARG < 1) | |
76c32331 | 3212 | Pause(); |
a0d0e21e LW |
3213 | else { |
3214 | duration = POPi; | |
3215 | sleep((unsigned int)duration); | |
3216 | } | |
3217 | (void)time(&when); | |
3218 | XPUSHi(when - lasttime); | |
3219 | RETURN; | |
3220 | } | |
3221 | ||
3222 | /* Shared memory. */ | |
3223 | ||
3224 | PP(pp_shmget) | |
3225 | { | |
3226 | return pp_semget(ARGS); | |
3227 | } | |
3228 | ||
3229 | PP(pp_shmctl) | |
3230 | { | |
3231 | return pp_semctl(ARGS); | |
3232 | } | |
3233 | ||
3234 | PP(pp_shmread) | |
3235 | { | |
3236 | return pp_shmwrite(ARGS); | |
3237 | } | |
3238 | ||
3239 | PP(pp_shmwrite) | |
3240 | { | |
3241 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3242 | dSP; dMARK; dTARGET; | |
3243 | I32 value = (I32)(do_shmio(op->op_type, MARK, SP) >= 0); | |
3244 | SP = MARK; | |
3245 | PUSHi(value); | |
3246 | RETURN; | |
3247 | #else | |
748a9306 | 3248 | return pp_semget(ARGS); |
a0d0e21e LW |
3249 | #endif |
3250 | } | |
3251 | ||
3252 | /* Message passing. */ | |
3253 | ||
3254 | PP(pp_msgget) | |
3255 | { | |
3256 | return pp_semget(ARGS); | |
3257 | } | |
3258 | ||
3259 | PP(pp_msgctl) | |
3260 | { | |
3261 | return pp_semctl(ARGS); | |
3262 | } | |
3263 | ||
3264 | PP(pp_msgsnd) | |
3265 | { | |
3266 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3267 | dSP; dMARK; dTARGET; | |
3268 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); | |
3269 | SP = MARK; | |
3270 | PUSHi(value); | |
3271 | RETURN; | |
3272 | #else | |
748a9306 | 3273 | return pp_semget(ARGS); |
a0d0e21e LW |
3274 | #endif |
3275 | } | |
3276 | ||
3277 | PP(pp_msgrcv) | |
3278 | { | |
3279 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3280 | dSP; dMARK; dTARGET; | |
3281 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); | |
3282 | SP = MARK; | |
3283 | PUSHi(value); | |
3284 | RETURN; | |
3285 | #else | |
748a9306 | 3286 | return pp_semget(ARGS); |
a0d0e21e LW |
3287 | #endif |
3288 | } | |
3289 | ||
3290 | /* Semaphores. */ | |
3291 | ||
3292 | PP(pp_semget) | |
3293 | { | |
3294 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3295 | dSP; dMARK; dTARGET; | |
3296 | int anum = do_ipcget(op->op_type, MARK, SP); | |
3297 | SP = MARK; | |
3298 | if (anum == -1) | |
3299 | RETPUSHUNDEF; | |
3300 | PUSHi(anum); | |
3301 | RETURN; | |
3302 | #else | |
3303 | DIE("System V IPC is not implemented on this machine"); | |
3304 | #endif | |
3305 | } | |
3306 | ||
3307 | PP(pp_semctl) | |
3308 | { | |
3309 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3310 | dSP; dMARK; dTARGET; | |
3311 | int anum = do_ipcctl(op->op_type, MARK, SP); | |
3312 | SP = MARK; | |
3313 | if (anum == -1) | |
3314 | RETSETUNDEF; | |
3315 | if (anum != 0) { | |
3316 | PUSHi(anum); | |
3317 | } | |
3318 | else { | |
3319 | PUSHp("0 but true",10); | |
3320 | } | |
3321 | RETURN; | |
3322 | #else | |
748a9306 | 3323 | return pp_semget(ARGS); |
a0d0e21e LW |
3324 | #endif |
3325 | } | |
3326 | ||
3327 | PP(pp_semop) | |
3328 | { | |
3329 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3330 | dSP; dMARK; dTARGET; | |
3331 | I32 value = (I32)(do_semop(MARK, SP) >= 0); | |
3332 | SP = MARK; | |
3333 | PUSHi(value); | |
3334 | RETURN; | |
3335 | #else | |
748a9306 | 3336 | return pp_semget(ARGS); |
a0d0e21e LW |
3337 | #endif |
3338 | } | |
3339 | ||
3340 | /* Get system info. */ | |
3341 | ||
3342 | PP(pp_ghbyname) | |
3343 | { | |
3344 | #ifdef HAS_SOCKET | |
3345 | return pp_ghostent(ARGS); | |
3346 | #else | |
3347 | DIE(no_sock_func, "gethostbyname"); | |
3348 | #endif | |
3349 | } | |
3350 | ||
3351 | PP(pp_ghbyaddr) | |
3352 | { | |
3353 | #ifdef HAS_SOCKET | |
3354 | return pp_ghostent(ARGS); | |
3355 | #else | |
3356 | DIE(no_sock_func, "gethostbyaddr"); | |
3357 | #endif | |
3358 | } | |
3359 | ||
3360 | PP(pp_ghostent) | |
3361 | { | |
3362 | dSP; | |
3363 | #ifdef HAS_SOCKET | |
3364 | I32 which = op->op_type; | |
3365 | register char **elem; | |
3366 | register SV *sv; | |
3367 | struct hostent *gethostbyname(); | |
3368 | struct hostent *gethostbyaddr(); | |
3369 | #ifdef HAS_GETHOSTENT | |
3370 | struct hostent *gethostent(); | |
3371 | #endif | |
3372 | struct hostent *hent; | |
3373 | unsigned long len; | |
3374 | ||
3375 | EXTEND(SP, 10); | |
3376 | if (which == OP_GHBYNAME) { | |
3377 | hent = gethostbyname(POPp); | |
3378 | } | |
3379 | else if (which == OP_GHBYADDR) { | |
3380 | int addrtype = POPi; | |
748a9306 | 3381 | SV *addrsv = POPs; |
a0d0e21e | 3382 | STRLEN addrlen; |
748a9306 | 3383 | char *addr = SvPV(addrsv, addrlen); |
a0d0e21e LW |
3384 | |
3385 | hent = gethostbyaddr(addr, addrlen, addrtype); | |
3386 | } | |
3387 | else | |
3388 | #ifdef HAS_GETHOSTENT | |
3389 | hent = gethostent(); | |
3390 | #else | |
3391 | DIE("gethostent not implemented"); | |
3392 | #endif | |
3393 | ||
3394 | #ifdef HOST_NOT_FOUND | |
3395 | if (!hent) | |
748a9306 | 3396 | statusvalue = FIXSTATUS(h_errno); |
a0d0e21e LW |
3397 | #endif |
3398 | ||
3399 | if (GIMME != G_ARRAY) { | |
3400 | PUSHs(sv = sv_newmortal()); | |
3401 | if (hent) { | |
3402 | if (which == OP_GHBYNAME) { | |
fd0af264 | 3403 | if (hent->h_addr) |
3404 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
3405 | } |
3406 | else | |
3407 | sv_setpv(sv, (char*)hent->h_name); | |
3408 | } | |
3409 | RETURN; | |
3410 | } | |
3411 | ||
3412 | if (hent) { | |
3413 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3414 | sv_setpv(sv, (char*)hent->h_name); | |
3415 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3416 | for (elem = hent->h_aliases; elem && *elem; elem++) { | |
3417 | sv_catpv(sv, *elem); | |
3418 | if (elem[1]) | |
3419 | sv_catpvn(sv, " ", 1); | |
3420 | } | |
3421 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3422 | sv_setiv(sv, (I32)hent->h_addrtype); | |
3423 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3424 | len = hent->h_length; | |
3425 | sv_setiv(sv, (I32)len); | |
3426 | #ifdef h_addr | |
3427 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3428 | XPUSHs(sv = sv_mortalcopy(&sv_no)); | |
3429 | sv_setpvn(sv, *elem, len); | |
3430 | } | |
3431 | #else | |
3432 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
fd0af264 | 3433 | if (hent->h_addr) |
3434 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
3435 | #endif /* h_addr */ |
3436 | } | |
3437 | RETURN; | |
3438 | #else | |
3439 | DIE(no_sock_func, "gethostent"); | |
3440 | #endif | |
3441 | } | |
3442 | ||
3443 | PP(pp_gnbyname) | |
3444 | { | |
3445 | #ifdef HAS_SOCKET | |
3446 | return pp_gnetent(ARGS); | |
3447 | #else | |
3448 | DIE(no_sock_func, "getnetbyname"); | |
3449 | #endif | |
3450 | } | |
3451 | ||
3452 | PP(pp_gnbyaddr) | |
3453 | { | |
3454 | #ifdef HAS_SOCKET | |
3455 | return pp_gnetent(ARGS); | |
3456 | #else | |
3457 | DIE(no_sock_func, "getnetbyaddr"); | |
3458 | #endif | |
3459 | } | |
3460 | ||
3461 | PP(pp_gnetent) | |
3462 | { | |
3463 | dSP; | |
3464 | #ifdef HAS_SOCKET | |
3465 | I32 which = op->op_type; | |
3466 | register char **elem; | |
3467 | register SV *sv; | |
3468 | struct netent *getnetbyname(); | |
3469 | struct netent *getnetbyaddr(); | |
3470 | struct netent *getnetent(); | |
3471 | struct netent *nent; | |
3472 | ||
3473 | if (which == OP_GNBYNAME) | |
3474 | nent = getnetbyname(POPp); | |
3475 | else if (which == OP_GNBYADDR) { | |
3476 | int addrtype = POPi; | |
3477 | unsigned long addr = U_L(POPn); | |
3478 | nent = getnetbyaddr((long)addr, addrtype); | |
3479 | } | |
3480 | else | |
3481 | nent = getnetent(); | |
3482 | ||
3483 | EXTEND(SP, 4); | |
3484 | if (GIMME != G_ARRAY) { | |
3485 | PUSHs(sv = sv_newmortal()); | |
3486 | if (nent) { | |
3487 | if (which == OP_GNBYNAME) | |
3488 | sv_setiv(sv, (I32)nent->n_net); | |
3489 | else | |
3490 | sv_setpv(sv, nent->n_name); | |
3491 | } | |
3492 | RETURN; | |
3493 | } | |
3494 | ||
3495 | if (nent) { | |
3496 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3497 | sv_setpv(sv, nent->n_name); | |
3498 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3499 | for (elem = nent->n_aliases; *elem; elem++) { | |
3500 | sv_catpv(sv, *elem); | |
3501 | if (elem[1]) | |
3502 | sv_catpvn(sv, " ", 1); | |
3503 | } | |
3504 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3505 | sv_setiv(sv, (I32)nent->n_addrtype); | |
3506 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3507 | sv_setiv(sv, (I32)nent->n_net); | |
3508 | } | |
3509 | ||
3510 | RETURN; | |
3511 | #else | |
3512 | DIE(no_sock_func, "getnetent"); | |
3513 | #endif | |
3514 | } | |
3515 | ||
3516 | PP(pp_gpbyname) | |
3517 | { | |
3518 | #ifdef HAS_SOCKET | |
3519 | return pp_gprotoent(ARGS); | |
3520 | #else | |
3521 | DIE(no_sock_func, "getprotobyname"); | |
3522 | #endif | |
3523 | } | |
3524 | ||
3525 | PP(pp_gpbynumber) | |
3526 | { | |
3527 | #ifdef HAS_SOCKET | |
3528 | return pp_gprotoent(ARGS); | |
3529 | #else | |
3530 | DIE(no_sock_func, "getprotobynumber"); | |
3531 | #endif | |
3532 | } | |
3533 | ||
3534 | PP(pp_gprotoent) | |
3535 | { | |
3536 | dSP; | |
3537 | #ifdef HAS_SOCKET | |
3538 | I32 which = op->op_type; | |
3539 | register char **elem; | |
3540 | register SV *sv; | |
3541 | struct protoent *getprotobyname(); | |
3542 | struct protoent *getprotobynumber(); | |
3543 | struct protoent *getprotoent(); | |
3544 | struct protoent *pent; | |
3545 | ||
3546 | if (which == OP_GPBYNAME) | |
3547 | pent = getprotobyname(POPp); | |
3548 | else if (which == OP_GPBYNUMBER) | |
3549 | pent = getprotobynumber(POPi); | |
3550 | else | |
3551 | pent = getprotoent(); | |
3552 | ||
3553 | EXTEND(SP, 3); | |
3554 | if (GIMME != G_ARRAY) { | |
3555 | PUSHs(sv = sv_newmortal()); | |
3556 | if (pent) { | |
3557 | if (which == OP_GPBYNAME) | |
3558 | sv_setiv(sv, (I32)pent->p_proto); | |
3559 | else | |
3560 | sv_setpv(sv, pent->p_name); | |
3561 | } | |
3562 | RETURN; | |
3563 | } | |
3564 | ||
3565 | if (pent) { | |
3566 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3567 | sv_setpv(sv, pent->p_name); | |
3568 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3569 | for (elem = pent->p_aliases; *elem; elem++) { | |
3570 | sv_catpv(sv, *elem); | |
3571 | if (elem[1]) | |
3572 | sv_catpvn(sv, " ", 1); | |
3573 | } | |
3574 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3575 | sv_setiv(sv, (I32)pent->p_proto); | |
3576 | } | |
3577 | ||
3578 | RETURN; | |
3579 | #else | |
3580 | DIE(no_sock_func, "getprotoent"); | |
3581 | #endif | |
3582 | } | |
3583 | ||
3584 | PP(pp_gsbyname) | |
3585 | { | |
3586 | #ifdef HAS_SOCKET | |
3587 | return pp_gservent(ARGS); | |
3588 | #else | |
3589 | DIE(no_sock_func, "getservbyname"); | |
3590 | #endif | |
3591 | } | |
3592 | ||
3593 | PP(pp_gsbyport) | |
3594 | { | |
3595 | #ifdef HAS_SOCKET | |
3596 | return pp_gservent(ARGS); | |
3597 | #else | |
3598 | DIE(no_sock_func, "getservbyport"); | |
3599 | #endif | |
3600 | } | |
3601 | ||
3602 | PP(pp_gservent) | |
3603 | { | |
3604 | dSP; | |
3605 | #ifdef HAS_SOCKET | |
3606 | I32 which = op->op_type; | |
3607 | register char **elem; | |
3608 | register SV *sv; | |
3609 | struct servent *getservbyname(); | |
3610 | struct servent *getservbynumber(); | |
3611 | struct servent *getservent(); | |
3612 | struct servent *sent; | |
3613 | ||
3614 | if (which == OP_GSBYNAME) { | |
3615 | char *proto = POPp; | |
3616 | char *name = POPp; | |
3617 | ||
3618 | if (proto && !*proto) | |
3619 | proto = Nullch; | |
3620 | ||
3621 | sent = getservbyname(name, proto); | |
3622 | } | |
3623 | else if (which == OP_GSBYPORT) { | |
3624 | char *proto = POPp; | |
3625 | int port = POPi; | |
3626 | ||
3627 | sent = getservbyport(port, proto); | |
3628 | } | |
3629 | else | |
3630 | sent = getservent(); | |
3631 | ||
3632 | EXTEND(SP, 4); | |
3633 | if (GIMME != G_ARRAY) { | |
3634 | PUSHs(sv = sv_newmortal()); | |
3635 | if (sent) { | |
3636 | if (which == OP_GSBYNAME) { | |
3637 | #ifdef HAS_NTOHS | |
3638 | sv_setiv(sv, (I32)ntohs(sent->s_port)); | |
3639 | #else | |
3640 | sv_setiv(sv, (I32)(sent->s_port)); | |
3641 | #endif | |
3642 | } | |
3643 | else | |
3644 | sv_setpv(sv, sent->s_name); | |
3645 | } | |
3646 | RETURN; | |
3647 | } | |
3648 | ||
3649 | if (sent) { | |
3650 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3651 | sv_setpv(sv, sent->s_name); | |
3652 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3653 | for (elem = sent->s_aliases; *elem; elem++) { | |
3654 | sv_catpv(sv, *elem); | |
3655 | if (elem[1]) | |
3656 | sv_catpvn(sv, " ", 1); | |
3657 | } | |
3658 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3659 | #ifdef HAS_NTOHS | |
3660 | sv_setiv(sv, (I32)ntohs(sent->s_port)); | |
3661 | #else | |
3662 | sv_setiv(sv, (I32)(sent->s_port)); | |
3663 | #endif | |
3664 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3665 | sv_setpv(sv, sent->s_proto); | |
3666 | } | |
3667 | ||
3668 | RETURN; | |
3669 | #else | |
3670 | DIE(no_sock_func, "getservent"); | |
3671 | #endif | |
3672 | } | |
3673 | ||
3674 | PP(pp_shostent) | |
3675 | { | |
3676 | dSP; | |
3677 | #ifdef HAS_SOCKET | |
3678 | sethostent(TOPi); | |
3679 | RETSETYES; | |
3680 | #else | |
3681 | DIE(no_sock_func, "sethostent"); | |
3682 | #endif | |
3683 | } | |
3684 | ||
3685 | PP(pp_snetent) | |
3686 | { | |
3687 | dSP; | |
3688 | #ifdef HAS_SOCKET | |
3689 | setnetent(TOPi); | |
3690 | RETSETYES; | |
3691 | #else | |
3692 | DIE(no_sock_func, "setnetent"); | |
3693 | #endif | |
3694 | } | |
3695 | ||
3696 | PP(pp_sprotoent) | |
3697 | { | |
3698 | dSP; | |
3699 | #ifdef HAS_SOCKET | |
3700 | setprotoent(TOPi); | |
3701 | RETSETYES; | |
3702 | #else | |
3703 | DIE(no_sock_func, "setprotoent"); | |
3704 | #endif | |
3705 | } | |
3706 | ||
3707 | PP(pp_sservent) | |
3708 | { | |
3709 | dSP; | |
3710 | #ifdef HAS_SOCKET | |
3711 | setservent(TOPi); | |
3712 | RETSETYES; | |
3713 | #else | |
3714 | DIE(no_sock_func, "setservent"); | |
3715 | #endif | |
3716 | } | |
3717 | ||
3718 | PP(pp_ehostent) | |
3719 | { | |
3720 | dSP; | |
3721 | #ifdef HAS_SOCKET | |
3722 | endhostent(); | |
3723 | EXTEND(sp,1); | |
3724 | RETPUSHYES; | |
3725 | #else | |
3726 | DIE(no_sock_func, "endhostent"); | |
3727 | #endif | |
3728 | } | |
3729 | ||
3730 | PP(pp_enetent) | |
3731 | { | |
3732 | dSP; | |
3733 | #ifdef HAS_SOCKET | |
3734 | endnetent(); | |
3735 | EXTEND(sp,1); | |
3736 | RETPUSHYES; | |
3737 | #else | |
3738 | DIE(no_sock_func, "endnetent"); | |
3739 | #endif | |
3740 | } | |
3741 | ||
3742 | PP(pp_eprotoent) | |
3743 | { | |
3744 | dSP; | |
3745 | #ifdef HAS_SOCKET | |
3746 | endprotoent(); | |
3747 | EXTEND(sp,1); | |
3748 | RETPUSHYES; | |
3749 | #else | |
3750 | DIE(no_sock_func, "endprotoent"); | |
3751 | #endif | |
3752 | } | |
3753 | ||
3754 | PP(pp_eservent) | |
3755 | { | |
3756 | dSP; | |
3757 | #ifdef HAS_SOCKET | |
3758 | endservent(); | |
3759 | EXTEND(sp,1); | |
3760 | RETPUSHYES; | |
3761 | #else | |
3762 | DIE(no_sock_func, "endservent"); | |
3763 | #endif | |
3764 | } | |
3765 | ||
3766 | PP(pp_gpwnam) | |
3767 | { | |
3768 | #ifdef HAS_PASSWD | |
3769 | return pp_gpwent(ARGS); | |
3770 | #else | |
3771 | DIE(no_func, "getpwnam"); | |
3772 | #endif | |
3773 | } | |
3774 | ||
3775 | PP(pp_gpwuid) | |
3776 | { | |
3777 | #ifdef HAS_PASSWD | |
3778 | return pp_gpwent(ARGS); | |
3779 | #else | |
3780 | DIE(no_func, "getpwuid"); | |
3781 | #endif | |
3782 | } | |
3783 | ||
3784 | PP(pp_gpwent) | |
3785 | { | |
3786 | dSP; | |
3787 | #ifdef HAS_PASSWD | |
3788 | I32 which = op->op_type; | |
3789 | register SV *sv; | |
3790 | struct passwd *pwent; | |
3791 | ||
3792 | if (which == OP_GPWNAM) | |
3793 | pwent = getpwnam(POPp); | |
3794 | else if (which == OP_GPWUID) | |
3795 | pwent = getpwuid(POPi); | |
3796 | else | |
3797 | pwent = (struct passwd *)getpwent(); | |
3798 | ||
3799 | EXTEND(SP, 10); | |
3800 | if (GIMME != G_ARRAY) { | |
3801 | PUSHs(sv = sv_newmortal()); | |
3802 | if (pwent) { | |
3803 | if (which == OP_GPWNAM) | |
3804 | sv_setiv(sv, (I32)pwent->pw_uid); | |
3805 | else | |
3806 | sv_setpv(sv, pwent->pw_name); | |
3807 | } | |
3808 | RETURN; | |
3809 | } | |
3810 | ||
3811 | if (pwent) { | |
3812 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3813 | sv_setpv(sv, pwent->pw_name); | |
3814 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3815 | sv_setpv(sv, pwent->pw_passwd); | |
3816 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3817 | sv_setiv(sv, (I32)pwent->pw_uid); | |
3818 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3819 | sv_setiv(sv, (I32)pwent->pw_gid); | |
3820 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3821 | #ifdef PWCHANGE | |
3822 | sv_setiv(sv, (I32)pwent->pw_change); | |
3823 | #else | |
3824 | #ifdef PWQUOTA | |
3825 | sv_setiv(sv, (I32)pwent->pw_quota); | |
3826 | #else | |
3827 | #ifdef PWAGE | |
3828 | sv_setpv(sv, pwent->pw_age); | |
3829 | #endif | |
3830 | #endif | |
3831 | #endif | |
3832 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3833 | #ifdef PWCLASS | |
3834 | sv_setpv(sv, pwent->pw_class); | |
3835 | #else | |
3836 | #ifdef PWCOMMENT | |
3837 | sv_setpv(sv, pwent->pw_comment); | |
3838 | #endif | |
3839 | #endif | |
3840 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3841 | sv_setpv(sv, pwent->pw_gecos); | |
3842 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3843 | sv_setpv(sv, pwent->pw_dir); | |
3844 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3845 | sv_setpv(sv, pwent->pw_shell); | |
3846 | #ifdef PWEXPIRE | |
3847 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3848 | sv_setiv(sv, (I32)pwent->pw_expire); | |
3849 | #endif | |
3850 | } | |
3851 | RETURN; | |
3852 | #else | |
3853 | DIE(no_func, "getpwent"); | |
3854 | #endif | |
3855 | } | |
3856 | ||
3857 | PP(pp_spwent) | |
3858 | { | |
3859 | dSP; | |
3860 | #ifdef HAS_PASSWD | |
3861 | setpwent(); | |
3862 | RETPUSHYES; | |
3863 | #else | |
3864 | DIE(no_func, "setpwent"); | |
3865 | #endif | |
3866 | } | |
3867 | ||
3868 | PP(pp_epwent) | |
3869 | { | |
3870 | dSP; | |
3871 | #ifdef HAS_PASSWD | |
3872 | endpwent(); | |
3873 | RETPUSHYES; | |
3874 | #else | |
3875 | DIE(no_func, "endpwent"); | |
3876 | #endif | |
3877 | } | |
3878 | ||
3879 | PP(pp_ggrnam) | |
3880 | { | |
3881 | #ifdef HAS_GROUP | |
3882 | return pp_ggrent(ARGS); | |
3883 | #else | |
3884 | DIE(no_func, "getgrnam"); | |
3885 | #endif | |
3886 | } | |
3887 | ||
3888 | PP(pp_ggrgid) | |
3889 | { | |
3890 | #ifdef HAS_GROUP | |
3891 | return pp_ggrent(ARGS); | |
3892 | #else | |
3893 | DIE(no_func, "getgrgid"); | |
3894 | #endif | |
3895 | } | |
3896 | ||
3897 | PP(pp_ggrent) | |
3898 | { | |
3899 | dSP; | |
3900 | #ifdef HAS_GROUP | |
3901 | I32 which = op->op_type; | |
3902 | register char **elem; | |
3903 | register SV *sv; | |
3904 | struct group *grent; | |
3905 | ||
3906 | if (which == OP_GGRNAM) | |
3907 | grent = (struct group *)getgrnam(POPp); | |
3908 | else if (which == OP_GGRGID) | |
3909 | grent = (struct group *)getgrgid(POPi); | |
3910 | else | |
3911 | grent = (struct group *)getgrent(); | |
3912 | ||
3913 | EXTEND(SP, 4); | |
3914 | if (GIMME != G_ARRAY) { | |
3915 | PUSHs(sv = sv_newmortal()); | |
3916 | if (grent) { | |
3917 | if (which == OP_GGRNAM) | |
3918 | sv_setiv(sv, (I32)grent->gr_gid); | |
3919 | else | |
3920 | sv_setpv(sv, grent->gr_name); | |
3921 | } | |
3922 | RETURN; | |
3923 | } | |
3924 | ||
3925 | if (grent) { | |
3926 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3927 | sv_setpv(sv, grent->gr_name); | |
3928 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3929 | sv_setpv(sv, grent->gr_passwd); | |
3930 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3931 | sv_setiv(sv, (I32)grent->gr_gid); | |
3932 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3933 | for (elem = grent->gr_mem; *elem; elem++) { | |
3934 | sv_catpv(sv, *elem); | |
3935 | if (elem[1]) | |
3936 | sv_catpvn(sv, " ", 1); | |
3937 | } | |
3938 | } | |
3939 | ||
3940 | RETURN; | |
3941 | #else | |
3942 | DIE(no_func, "getgrent"); | |
3943 | #endif | |
3944 | } | |
3945 | ||
3946 | PP(pp_sgrent) | |
3947 | { | |
3948 | dSP; | |
3949 | #ifdef HAS_GROUP | |
3950 | setgrent(); | |
3951 | RETPUSHYES; | |
3952 | #else | |
3953 | DIE(no_func, "setgrent"); | |
3954 | #endif | |
3955 | } | |
3956 | ||
3957 | PP(pp_egrent) | |
3958 | { | |
3959 | dSP; | |
3960 | #ifdef HAS_GROUP | |
3961 | endgrent(); | |
3962 | RETPUSHYES; | |
3963 | #else | |
3964 | DIE(no_func, "endgrent"); | |
3965 | #endif | |
3966 | } | |
3967 | ||
3968 | PP(pp_getlogin) | |
3969 | { | |
3970 | dSP; dTARGET; | |
3971 | #ifdef HAS_GETLOGIN | |
3972 | char *tmps; | |
3973 | EXTEND(SP, 1); | |
3974 | if (!(tmps = getlogin())) | |
3975 | RETPUSHUNDEF; | |
3976 | PUSHp(tmps, strlen(tmps)); | |
3977 | RETURN; | |
3978 | #else | |
3979 | DIE(no_func, "getlogin"); | |
3980 | #endif | |
3981 | } | |
3982 | ||
3983 | /* Miscellaneous. */ | |
3984 | ||
3985 | PP(pp_syscall) | |
3986 | { | |
3987 | #ifdef HAS_SYSCALL | |
3988 | dSP; dMARK; dORIGMARK; dTARGET; | |
3989 | register I32 items = SP - MARK; | |
3990 | unsigned long a[20]; | |
3991 | register I32 i = 0; | |
3992 | I32 retval = -1; | |
748a9306 | 3993 | MAGIC *mg; |
a0d0e21e LW |
3994 | |
3995 | if (tainting) { | |
3996 | while (++MARK <= SP) { | |
bbce6d69 | 3997 | if (SvTAINTED(*MARK)) { |
3998 | TAINT; | |
3999 | break; | |
4000 | } | |
a0d0e21e LW |
4001 | } |
4002 | MARK = ORIGMARK; | |
4003 | TAINT_PROPER("syscall"); | |
4004 | } | |
4005 | ||
4006 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
4007 | * or where sizeof(long) != sizeof(char*). But such machines will | |
4008 | * not likely have syscall implemented either, so who cares? | |
4009 | */ | |
4010 | while (++MARK <= SP) { | |
4011 | if (SvNIOK(*MARK) || !i) | |
4012 | a[i++] = SvIV(*MARK); | |
748a9306 LW |
4013 | else if (*MARK == &sv_undef) |
4014 | a[i++] = 0; | |
4015 | else | |
4016 | a[i++] = (unsigned long)SvPV_force(*MARK, na); | |
a0d0e21e LW |
4017 | if (i > 15) |
4018 | break; | |
4019 | } | |
4020 | switch (items) { | |
4021 | default: | |
4022 | DIE("Too many args to syscall"); | |
4023 | case 0: | |
4024 | DIE("Too few args to syscall"); | |
4025 | case 1: | |
4026 | retval = syscall(a[0]); | |
4027 | break; | |
4028 | case 2: | |
4029 | retval = syscall(a[0],a[1]); | |
4030 | break; | |
4031 | case 3: | |
4032 | retval = syscall(a[0],a[1],a[2]); | |
4033 | break; | |
4034 | case 4: | |
4035 | retval = syscall(a[0],a[1],a[2],a[3]); | |
4036 | break; | |
4037 | case 5: | |
4038 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
4039 | break; | |
4040 | case 6: | |
4041 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
4042 | break; | |
4043 | case 7: | |
4044 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
4045 | break; | |
4046 | case 8: | |
4047 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
4048 | break; | |
4049 | #ifdef atarist | |
4050 | case 9: | |
4051 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
4052 | break; | |
4053 | case 10: | |
4054 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
4055 | break; | |
4056 | case 11: | |
4057 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4058 | a[10]); | |
4059 | break; | |
4060 | case 12: | |
4061 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4062 | a[10],a[11]); | |
4063 | break; | |
4064 | case 13: | |
4065 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4066 | a[10],a[11],a[12]); | |
4067 | break; | |
4068 | case 14: | |
4069 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4070 | a[10],a[11],a[12],a[13]); | |
4071 | break; | |
4072 | #endif /* atarist */ | |
4073 | } | |
4074 | SP = ORIGMARK; | |
4075 | PUSHi(retval); | |
4076 | RETURN; | |
4077 | #else | |
4078 | DIE(no_func, "syscall"); | |
4079 | #endif | |
4080 | } | |
4081 | ||
16d20bd9 AD |
4082 | #if !defined(HAS_FLOCK) && defined(HAS_LOCKF) |
4083 | ||
4084 | /* XXX Emulate flock() with lockf(). This is just to increase | |
4085 | portability of scripts. The calls are not completely | |
4086 | interchangeable. What's really needed is a good file | |
4087 | locking module. | |
4088 | */ | |
4089 | ||
76c32331 | 4090 | /* The lockf() constants might have been defined in <unistd.h>. |
4091 | Unfortunately, <unistd.h> causes troubles on some mixed | |
4092 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
4093 | |
4094 | Further, the lockf() constants aren't POSIX, so they might not be | |
4095 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
4096 | just stick in the SVID values and be done with it. Sigh. | |
4097 | */ | |
4098 | ||
4099 | # ifndef F_ULOCK | |
4100 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
4101 | # endif | |
4102 | # ifndef F_LOCK | |
4103 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
4104 | # endif | |
4105 | # ifndef F_TLOCK | |
4106 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
4107 | # endif | |
4108 | # ifndef F_TEST | |
4109 | # define F_TEST 3 /* Test a region for other processes locks */ | |
4110 | # endif | |
4111 | ||
4112 | /* These are the flock() constants. Since this sytems doesn't have | |
4113 | flock(), the values of the constants are probably not available. | |
4114 | */ | |
4115 | # ifndef LOCK_SH | |
4116 | # define LOCK_SH 1 | |
4117 | # endif | |
4118 | # ifndef LOCK_EX | |
4119 | # define LOCK_EX 2 | |
4120 | # endif | |
4121 | # ifndef LOCK_NB | |
4122 | # define LOCK_NB 4 | |
4123 | # endif | |
4124 | # ifndef LOCK_UN | |
4125 | # define LOCK_UN 8 | |
4126 | # endif | |
4127 | ||
55497cff | 4128 | static int |
16d20bd9 AD |
4129 | lockf_emulate_flock (fd, operation) |
4130 | int fd; | |
4131 | int operation; | |
4132 | { | |
4133 | int i; | |
4134 | switch (operation) { | |
4135 | ||
4136 | /* LOCK_SH - get a shared lock */ | |
4137 | case LOCK_SH: | |
4138 | /* LOCK_EX - get an exclusive lock */ | |
4139 | case LOCK_EX: | |
4140 | i = lockf (fd, F_LOCK, 0); | |
4141 | break; | |
4142 | ||
4143 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
4144 | case LOCK_SH|LOCK_NB: | |
4145 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
4146 | case LOCK_EX|LOCK_NB: | |
4147 | i = lockf (fd, F_TLOCK, 0); | |
4148 | if (i == -1) | |
4149 | if ((errno == EAGAIN) || (errno == EACCES)) | |
4150 | errno = EWOULDBLOCK; | |
4151 | break; | |
4152 | ||
4153 | /* LOCK_UN - unlock */ | |
4154 | case LOCK_UN: | |
4155 | i = lockf (fd, F_ULOCK, 0); | |
4156 | break; | |
4157 | ||
4158 | /* Default - can't decipher operation */ | |
4159 | default: | |
4160 | i = -1; | |
4161 | errno = EINVAL; | |
4162 | break; | |
4163 | } | |
4164 | return (i); | |
4165 | } | |
4166 | #endif |