Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* pp_sys.c |
2 | * | |
3 | * Copyright (c) 1991-1994, Larry Wall | |
4 | * | |
5 | * You may distribute under the terms of either the GNU General Public | |
6 | * License or the Artistic License, as specified in the README file. | |
7 | * | |
8 | */ | |
9 | ||
10 | /* | |
11 | * But only a short way ahead its floor and the walls on either side were | |
12 | * cloven by a great fissure, out of which the red glare came, now leaping | |
13 | * up, now dying down into darkness; and all the while far below there was | |
14 | * a rumour and a trouble as of great engines throbbing and labouring. | |
15 | */ | |
16 | ||
17 | #include "EXTERN.h" | |
18 | #include "perl.h" | |
19 | ||
76c32331 | 20 | /* XXX If this causes problems, set i_unistd=undef in the hint file. */ |
21 | #ifdef I_UNISTD | |
22 | # include <unistd.h> | |
23 | #endif | |
24 | ||
25 | #ifdef I_SYS_WAIT | |
26 | # include <sys/wait.h> | |
27 | #endif | |
28 | ||
29 | #ifdef I_SYS_RESOURCE | |
30 | # include <sys/resource.h> | |
16d20bd9 | 31 | #endif |
a0d0e21e | 32 | |
94b6baf5 AD |
33 | /* Put this after #includes because fork and vfork prototypes may |
34 | conflict. | |
35 | */ | |
36 | #ifndef HAS_VFORK | |
37 | # define vfork fork | |
38 | #endif | |
39 | ||
a0d0e21e LW |
40 | #if defined(HAS_SOCKET) && !defined(VMS) /* VMS handles sockets via vmsish.h */ |
41 | # include <sys/socket.h> | |
42 | # include <netdb.h> | |
43 | # ifndef ENOTSOCK | |
44 | # ifdef I_NET_ERRNO | |
45 | # include <net/errno.h> | |
46 | # endif | |
47 | # endif | |
48 | #endif | |
49 | ||
50 | #ifdef HAS_SELECT | |
51 | #ifdef I_SYS_SELECT | |
a0d0e21e LW |
52 | #include <sys/select.h> |
53 | #endif | |
54 | #endif | |
a0d0e21e LW |
55 | |
56 | #ifdef HOST_NOT_FOUND | |
57 | extern int h_errno; | |
58 | #endif | |
59 | ||
60 | #ifdef HAS_PASSWD | |
61 | # ifdef I_PWD | |
62 | # include <pwd.h> | |
63 | # else | |
64 | struct passwd *getpwnam _((char *)); | |
65 | struct passwd *getpwuid _((Uid_t)); | |
66 | # endif | |
67 | struct passwd *getpwent _((void)); | |
68 | #endif | |
69 | ||
70 | #ifdef HAS_GROUP | |
71 | # ifdef I_GRP | |
72 | # include <grp.h> | |
73 | # else | |
74 | struct group *getgrnam _((char *)); | |
75 | struct group *getgrgid _((Gid_t)); | |
76 | # endif | |
77 | struct group *getgrent _((void)); | |
78 | #endif | |
79 | ||
80 | #ifdef I_UTIME | |
81 | #include <utime.h> | |
82 | #endif | |
83 | #ifdef I_FCNTL | |
84 | #include <fcntl.h> | |
85 | #endif | |
86 | #ifdef I_SYS_FILE | |
87 | #include <sys/file.h> | |
88 | #endif | |
89 | ||
a0d0e21e LW |
90 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) |
91 | static int dooneliner _((char *cmd, char *filename)); | |
92 | #endif | |
cbdc8872 | 93 | |
94 | #ifdef HAS_CHSIZE | |
cd52b7b2 | 95 | # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ |
96 | # undef my_chsize | |
97 | # endif | |
cbdc8872 | 98 | # define my_chsize chsize |
99 | #endif | |
100 | ||
ff68c719 | 101 | #ifdef HAS_FLOCK |
102 | # define FLOCK flock | |
103 | #else /* no flock() */ | |
104 | ||
36477c24 | 105 | /* fcntl.h might not have been included, even if it exists, because |
106 | the current Configure only sets I_FCNTL if it's needed to pick up | |
107 | the *_OK constants. Make sure it has been included before testing | |
108 | the fcntl() locking constants. */ | |
109 | # if defined(HAS_FCNTL) && !defined(I_FCNTL) | |
110 | # include <fcntl.h> | |
111 | # endif | |
112 | ||
ff68c719 | 113 | # if defined(HAS_FCNTL) && defined(F_SETLK) && defined (F_SETLKW) |
114 | # define FLOCK fcntl_emulate_flock | |
115 | # define FCNTL_EMULATE_FLOCK | |
116 | # else /* no flock() or fcntl(F_SETLK,...) */ | |
117 | # ifdef HAS_LOCKF | |
118 | # define FLOCK lockf_emulate_flock | |
119 | # define LOCKF_EMULATE_FLOCK | |
120 | # endif /* lockf */ | |
121 | # endif /* no flock() or fcntl(F_SETLK,...) */ | |
122 | ||
123 | # ifdef FLOCK | |
124 | static int FLOCK(int, int); | |
125 | ||
126 | /* | |
127 | * These are the flock() constants. Since this sytems doesn't have | |
128 | * flock(), the values of the constants are probably not available. | |
129 | */ | |
130 | # ifndef LOCK_SH | |
131 | # define LOCK_SH 1 | |
132 | # endif | |
133 | # ifndef LOCK_EX | |
134 | # define LOCK_EX 2 | |
135 | # endif | |
136 | # ifndef LOCK_NB | |
137 | # define LOCK_NB 4 | |
138 | # endif | |
139 | # ifndef LOCK_UN | |
140 | # define LOCK_UN 8 | |
141 | # endif | |
142 | # endif /* emulating flock() */ | |
143 | ||
144 | #endif /* no flock() */ | |
55497cff | 145 | |
146 | ||
a0d0e21e LW |
147 | /* Pushy I/O. */ |
148 | ||
149 | PP(pp_backtick) | |
150 | { | |
151 | dSP; dTARGET; | |
760ac839 | 152 | PerlIO *fp; |
a0d0e21e LW |
153 | char *tmps = POPp; |
154 | TAINT_PROPER("``"); | |
155 | fp = my_popen(tmps, "r"); | |
156 | if (fp) { | |
157 | sv_setpv(TARG, ""); /* note that this preserves previous buffer */ | |
158 | if (GIMME == G_SCALAR) { | |
159 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) | |
160 | /*SUPPRESS 530*/ | |
161 | ; | |
162 | XPUSHs(TARG); | |
163 | } | |
164 | else { | |
165 | SV *sv; | |
166 | ||
167 | for (;;) { | |
168 | sv = NEWSV(56, 80); | |
169 | if (sv_gets(sv, fp, 0) == Nullch) { | |
170 | SvREFCNT_dec(sv); | |
171 | break; | |
172 | } | |
173 | XPUSHs(sv_2mortal(sv)); | |
174 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
175 | SvLEN_set(sv, SvCUR(sv)+1); | |
176 | Renew(SvPVX(sv), SvLEN(sv), char); | |
177 | } | |
178 | } | |
179 | } | |
4633a7c4 | 180 | statusvalue = FIXSTATUS(my_pclose(fp)); |
a0d0e21e LW |
181 | } |
182 | else { | |
183 | statusvalue = -1; | |
184 | if (GIMME == G_SCALAR) | |
185 | RETPUSHUNDEF; | |
186 | } | |
187 | ||
188 | RETURN; | |
189 | } | |
190 | ||
191 | PP(pp_glob) | |
192 | { | |
193 | OP *result; | |
194 | ENTER; | |
a0d0e21e LW |
195 | |
196 | SAVESPTR(last_in_gv); /* We don't want this to be permanent. */ | |
197 | last_in_gv = (GV*)*stack_sp--; | |
198 | ||
c07a80fd | 199 | SAVESPTR(rs); /* This is not permanent, either. */ |
200 | rs = sv_2mortal(newSVpv("", 1)); | |
201 | #ifndef DOSISH | |
202 | #ifndef CSH | |
203 | *SvPVX(rs) = '\n'; | |
a0d0e21e | 204 | #endif /* !CSH */ |
55497cff | 205 | #endif /* !DOSISH */ |
c07a80fd | 206 | |
a0d0e21e LW |
207 | result = do_readline(); |
208 | LEAVE; | |
209 | return result; | |
210 | } | |
211 | ||
212 | PP(pp_indread) | |
213 | { | |
214 | last_in_gv = gv_fetchpv(SvPVx(GvSV((GV*)(*stack_sp--)), na), TRUE,SVt_PVIO); | |
215 | return do_readline(); | |
216 | } | |
217 | ||
218 | PP(pp_rcatline) | |
219 | { | |
220 | last_in_gv = cGVOP->op_gv; | |
221 | return do_readline(); | |
222 | } | |
223 | ||
224 | PP(pp_warn) | |
225 | { | |
226 | dSP; dMARK; | |
227 | char *tmps; | |
228 | if (SP - MARK != 1) { | |
229 | dTARGET; | |
230 | do_join(TARG, &sv_no, MARK, SP); | |
231 | tmps = SvPV(TARG, na); | |
232 | SP = MARK + 1; | |
233 | } | |
234 | else { | |
235 | tmps = SvPV(TOPs, na); | |
236 | } | |
237 | if (!tmps || !*tmps) { | |
4633a7c4 | 238 | SV *error = GvSV(errgv); |
a0d0e21e LW |
239 | (void)SvUPGRADE(error, SVt_PV); |
240 | if (SvPOK(error) && SvCUR(error)) | |
241 | sv_catpv(error, "\t...caught"); | |
242 | tmps = SvPV(error, na); | |
243 | } | |
244 | if (!tmps || !*tmps) | |
245 | tmps = "Warning: something's wrong"; | |
246 | warn("%s", tmps); | |
247 | RETSETYES; | |
248 | } | |
249 | ||
250 | PP(pp_die) | |
251 | { | |
252 | dSP; dMARK; | |
253 | char *tmps; | |
254 | if (SP - MARK != 1) { | |
255 | dTARGET; | |
256 | do_join(TARG, &sv_no, MARK, SP); | |
257 | tmps = SvPV(TARG, na); | |
258 | SP = MARK + 1; | |
259 | } | |
260 | else { | |
261 | tmps = SvPV(TOPs, na); | |
262 | } | |
263 | if (!tmps || !*tmps) { | |
4633a7c4 | 264 | SV *error = GvSV(errgv); |
a0d0e21e LW |
265 | (void)SvUPGRADE(error, SVt_PV); |
266 | if (SvPOK(error) && SvCUR(error)) | |
267 | sv_catpv(error, "\t...propagated"); | |
268 | tmps = SvPV(error, na); | |
269 | } | |
270 | if (!tmps || !*tmps) | |
271 | tmps = "Died"; | |
272 | DIE("%s", tmps); | |
273 | } | |
274 | ||
275 | /* I/O. */ | |
276 | ||
277 | PP(pp_open) | |
278 | { | |
279 | dSP; dTARGET; | |
280 | GV *gv; | |
281 | SV *sv; | |
282 | char *tmps; | |
283 | STRLEN len; | |
284 | ||
285 | if (MAXARG > 1) | |
286 | sv = POPs; | |
4633a7c4 | 287 | else if (SvTYPE(TOPs) == SVt_PVGV) |
a0d0e21e | 288 | sv = GvSV(TOPs); |
4633a7c4 LW |
289 | else |
290 | DIE(no_usym, "filehandle"); | |
a0d0e21e | 291 | gv = (GV*)POPs; |
36477c24 | 292 | if (GvIOp(gv)) |
293 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; | |
a0d0e21e | 294 | tmps = SvPV(sv, len); |
36477c24 | 295 | if (do_open(gv, tmps, len, FALSE, 0, 0, Nullfp)) |
a0d0e21e | 296 | PUSHi( (I32)forkprocess ); |
a0d0e21e LW |
297 | else if (forkprocess == 0) /* we are a new child */ |
298 | PUSHi(0); | |
299 | else | |
300 | RETPUSHUNDEF; | |
301 | RETURN; | |
302 | } | |
303 | ||
304 | PP(pp_close) | |
305 | { | |
306 | dSP; | |
307 | GV *gv; | |
308 | ||
309 | if (MAXARG == 0) | |
310 | gv = defoutgv; | |
311 | else | |
312 | gv = (GV*)POPs; | |
313 | EXTEND(SP, 1); | |
314 | PUSHs( do_close(gv, TRUE) ? &sv_yes : &sv_no ); | |
315 | RETURN; | |
316 | } | |
317 | ||
318 | PP(pp_pipe_op) | |
319 | { | |
320 | dSP; | |
321 | #ifdef HAS_PIPE | |
322 | GV *rgv; | |
323 | GV *wgv; | |
324 | register IO *rstio; | |
325 | register IO *wstio; | |
326 | int fd[2]; | |
327 | ||
328 | wgv = (GV*)POPs; | |
329 | rgv = (GV*)POPs; | |
330 | ||
331 | if (!rgv || !wgv) | |
332 | goto badexit; | |
333 | ||
4633a7c4 LW |
334 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
335 | DIE(no_usym, "filehandle"); | |
a0d0e21e LW |
336 | rstio = GvIOn(rgv); |
337 | wstio = GvIOn(wgv); | |
338 | ||
339 | if (IoIFP(rstio)) | |
340 | do_close(rgv, FALSE); | |
341 | if (IoIFP(wstio)) | |
342 | do_close(wgv, FALSE); | |
343 | ||
344 | if (pipe(fd) < 0) | |
345 | goto badexit; | |
346 | ||
760ac839 LW |
347 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"); |
348 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"); | |
a0d0e21e LW |
349 | IoIFP(wstio) = IoOFP(wstio); |
350 | IoTYPE(rstio) = '<'; | |
351 | IoTYPE(wstio) = '>'; | |
352 | ||
353 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 354 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
a0d0e21e | 355 | else close(fd[0]); |
760ac839 | 356 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
a0d0e21e LW |
357 | else close(fd[1]); |
358 | goto badexit; | |
359 | } | |
360 | ||
361 | RETPUSHYES; | |
362 | ||
363 | badexit: | |
364 | RETPUSHUNDEF; | |
365 | #else | |
366 | DIE(no_func, "pipe"); | |
367 | #endif | |
368 | } | |
369 | ||
370 | PP(pp_fileno) | |
371 | { | |
372 | dSP; dTARGET; | |
373 | GV *gv; | |
374 | IO *io; | |
760ac839 | 375 | PerlIO *fp; |
a0d0e21e LW |
376 | if (MAXARG < 1) |
377 | RETPUSHUNDEF; | |
378 | gv = (GV*)POPs; | |
379 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) | |
380 | RETPUSHUNDEF; | |
760ac839 | 381 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
382 | RETURN; |
383 | } | |
384 | ||
385 | PP(pp_umask) | |
386 | { | |
387 | dSP; dTARGET; | |
388 | int anum; | |
389 | ||
390 | #ifdef HAS_UMASK | |
391 | if (MAXARG < 1) { | |
392 | anum = umask(0); | |
393 | (void)umask(anum); | |
394 | } | |
395 | else | |
396 | anum = umask(POPi); | |
397 | TAINT_PROPER("umask"); | |
398 | XPUSHi(anum); | |
399 | #else | |
400 | DIE(no_func, "Unsupported function umask"); | |
401 | #endif | |
402 | RETURN; | |
403 | } | |
404 | ||
405 | PP(pp_binmode) | |
406 | { | |
407 | dSP; | |
408 | GV *gv; | |
409 | IO *io; | |
760ac839 | 410 | PerlIO *fp; |
a0d0e21e LW |
411 | |
412 | if (MAXARG < 1) | |
413 | RETPUSHUNDEF; | |
414 | ||
415 | gv = (GV*)POPs; | |
416 | ||
417 | EXTEND(SP, 1); | |
418 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) | |
55497cff | 419 | RETPUSHUNDEF; |
a0d0e21e LW |
420 | |
421 | #ifdef DOSISH | |
422 | #ifdef atarist | |
760ac839 | 423 | if (!PerlIO_flush(fp) && (fp->_flag |= _IOBIN)) |
a0d0e21e LW |
424 | RETPUSHYES; |
425 | else | |
426 | RETPUSHUNDEF; | |
427 | #else | |
760ac839 | 428 | if (setmode(PerlIO_fileno(fp), OP_BINARY) != -1) |
a0d0e21e LW |
429 | RETPUSHYES; |
430 | else | |
431 | RETPUSHUNDEF; | |
432 | #endif | |
433 | #else | |
cbdc8872 | 434 | #if defined(USEMYBINMODE) |
435 | if (my_binmode(fp,IoTYPE(io)) != NULL) | |
436 | RETPUSHYES; | |
437 | else | |
438 | RETPUSHUNDEF; | |
439 | #else | |
a0d0e21e LW |
440 | RETPUSHYES; |
441 | #endif | |
cbdc8872 | 442 | #endif |
443 | ||
a0d0e21e LW |
444 | } |
445 | ||
446 | PP(pp_tie) | |
447 | { | |
448 | dSP; | |
449 | SV *varsv; | |
450 | HV* stash; | |
451 | GV *gv; | |
452 | BINOP myop; | |
453 | SV *sv; | |
454 | SV **mark = stack_base + ++*markstack_ptr; /* reuse in entersub */ | |
455 | I32 markoff = mark - stack_base - 1; | |
456 | char *methname; | |
457 | ||
458 | varsv = mark[0]; | |
459 | if (SvTYPE(varsv) == SVt_PVHV) | |
460 | methname = "TIEHASH"; | |
461 | else if (SvTYPE(varsv) == SVt_PVAV) | |
462 | methname = "TIEARRAY"; | |
463 | else if (SvTYPE(varsv) == SVt_PVGV) | |
464 | methname = "TIEHANDLE"; | |
465 | else | |
466 | methname = "TIESCALAR"; | |
467 | ||
468 | stash = gv_stashsv(mark[1], FALSE); | |
469 | if (!stash || !(gv = gv_fetchmethod(stash, methname)) || !GvCV(gv)) | |
470 | DIE("Can't locate object method \"%s\" via package \"%s\"", | |
471 | methname, SvPV(mark[1],na)); | |
472 | ||
473 | Zero(&myop, 1, BINOP); | |
474 | myop.op_last = (OP *) &myop; | |
475 | myop.op_next = Nullop; | |
476 | myop.op_flags = OPf_KNOW|OPf_STACKED; | |
477 | ||
478 | ENTER; | |
479 | SAVESPTR(op); | |
480 | op = (OP *) &myop; | |
cbdc8872 | 481 | if (perldb && curstash != debstash) |
482 | op->op_private |= OPpENTERSUB_DB; | |
a0d0e21e | 483 | |
cbdc8872 | 484 | XPUSHs((SV*)gv); |
a0d0e21e LW |
485 | PUTBACK; |
486 | ||
487 | if (op = pp_entersub()) | |
53a31ece | 488 | runops(); |
a0d0e21e LW |
489 | SPAGAIN; |
490 | ||
491 | sv = TOPs; | |
492 | if (sv_isobject(sv)) { | |
493 | if (SvTYPE(varsv) == SVt_PVHV || SvTYPE(varsv) == SVt_PVAV) { | |
494 | sv_unmagic(varsv, 'P'); | |
495 | sv_magic(varsv, sv, 'P', Nullch, 0); | |
496 | } | |
497 | else { | |
498 | sv_unmagic(varsv, 'q'); | |
499 | sv_magic(varsv, sv, 'q', Nullch, 0); | |
500 | } | |
501 | } | |
502 | LEAVE; | |
503 | SP = stack_base + markoff; | |
504 | PUSHs(sv); | |
505 | RETURN; | |
506 | } | |
507 | ||
508 | PP(pp_untie) | |
509 | { | |
510 | dSP; | |
cbdc8872 | 511 | SV * sv ; |
512 | ||
513 | sv = POPs; | |
55497cff | 514 | |
515 | if (dowarn) { | |
cbdc8872 | 516 | MAGIC * mg ; |
517 | if (SvMAGICAL(sv)) { | |
518 | if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) | |
519 | mg = mg_find(sv, 'P') ; | |
520 | else | |
521 | mg = mg_find(sv, 'q') ; | |
522 | ||
523 | if (mg && SvREFCNT(SvRV(mg->mg_obj)) > 1) | |
55497cff | 524 | warn("untie attempted while %d inner references still exist", |
cbdc8872 | 525 | SvREFCNT(SvRV(mg->mg_obj)) - 1 ) ; |
526 | } | |
527 | } | |
528 | ||
529 | if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) | |
530 | sv_unmagic(sv, 'P'); | |
a0d0e21e | 531 | else |
cbdc8872 | 532 | sv_unmagic(sv, 'q'); |
55497cff | 533 | RETPUSHYES; |
a0d0e21e LW |
534 | } |
535 | ||
c07a80fd | 536 | PP(pp_tied) |
537 | { | |
a5f75d66 | 538 | dSP; |
c07a80fd | 539 | SV * sv ; |
540 | MAGIC * mg ; | |
541 | ||
542 | sv = POPs; | |
543 | if (SvMAGICAL(sv)) { | |
544 | if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) | |
545 | mg = mg_find(sv, 'P') ; | |
546 | else | |
547 | mg = mg_find(sv, 'q') ; | |
548 | ||
549 | if (mg) { | |
550 | PUSHs(sv_2mortal(newSVsv(mg->mg_obj))) ; | |
551 | RETURN ; | |
552 | } | |
553 | } | |
554 | ||
555 | RETPUSHUNDEF; | |
556 | } | |
557 | ||
a0d0e21e LW |
558 | PP(pp_dbmopen) |
559 | { | |
560 | dSP; | |
561 | HV *hv; | |
562 | dPOPPOPssrl; | |
563 | HV* stash; | |
564 | GV *gv; | |
565 | BINOP myop; | |
566 | SV *sv; | |
567 | ||
568 | hv = (HV*)POPs; | |
569 | ||
570 | sv = sv_mortalcopy(&sv_no); | |
571 | sv_setpv(sv, "AnyDBM_File"); | |
572 | stash = gv_stashsv(sv, FALSE); | |
573 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH")) || !GvCV(gv)) { | |
574 | PUTBACK; | |
4633a7c4 | 575 | perl_require_pv("AnyDBM_File.pm"); |
a0d0e21e LW |
576 | SPAGAIN; |
577 | if (!(gv = gv_fetchmethod(stash, "TIEHASH")) || !GvCV(gv)) | |
578 | DIE("No dbm on this machine"); | |
579 | } | |
580 | ||
581 | Zero(&myop, 1, BINOP); | |
582 | myop.op_last = (OP *) &myop; | |
583 | myop.op_next = Nullop; | |
584 | myop.op_flags = OPf_KNOW|OPf_STACKED; | |
585 | ||
586 | ENTER; | |
587 | SAVESPTR(op); | |
588 | op = (OP *) &myop; | |
cbdc8872 | 589 | if (perldb && curstash != debstash) |
590 | op->op_private |= OPpENTERSUB_DB; | |
a0d0e21e LW |
591 | PUTBACK; |
592 | pp_pushmark(); | |
593 | ||
594 | EXTEND(sp, 5); | |
595 | PUSHs(sv); | |
596 | PUSHs(left); | |
597 | if (SvIV(right)) | |
598 | PUSHs(sv_2mortal(newSViv(O_RDWR|O_CREAT))); | |
599 | else | |
600 | PUSHs(sv_2mortal(newSViv(O_RDWR))); | |
601 | PUSHs(right); | |
cbdc8872 | 602 | PUSHs((SV*)gv); |
a0d0e21e LW |
603 | PUTBACK; |
604 | ||
605 | if (op = pp_entersub()) | |
53a31ece | 606 | runops(); |
a0d0e21e LW |
607 | SPAGAIN; |
608 | ||
609 | if (!sv_isobject(TOPs)) { | |
610 | sp--; | |
611 | op = (OP *) &myop; | |
612 | PUTBACK; | |
613 | pp_pushmark(); | |
614 | ||
615 | PUSHs(sv); | |
616 | PUSHs(left); | |
617 | PUSHs(sv_2mortal(newSViv(O_RDONLY))); | |
618 | PUSHs(right); | |
cbdc8872 | 619 | PUSHs((SV*)gv); |
a0d0e21e LW |
620 | PUTBACK; |
621 | ||
622 | if (op = pp_entersub()) | |
53a31ece | 623 | runops(); |
a0d0e21e LW |
624 | SPAGAIN; |
625 | } | |
626 | ||
627 | if (sv_isobject(TOPs)) | |
628 | sv_magic((SV*)hv, TOPs, 'P', Nullch, 0); | |
629 | LEAVE; | |
630 | RETURN; | |
631 | } | |
632 | ||
633 | PP(pp_dbmclose) | |
634 | { | |
635 | return pp_untie(ARGS); | |
636 | } | |
637 | ||
638 | PP(pp_sselect) | |
639 | { | |
640 | dSP; dTARGET; | |
641 | #ifdef HAS_SELECT | |
642 | register I32 i; | |
643 | register I32 j; | |
644 | register char *s; | |
645 | register SV *sv; | |
646 | double value; | |
647 | I32 maxlen = 0; | |
648 | I32 nfound; | |
649 | struct timeval timebuf; | |
650 | struct timeval *tbuf = &timebuf; | |
651 | I32 growsize; | |
652 | char *fd_sets[4]; | |
653 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
654 | I32 masksize; | |
655 | I32 offset; | |
656 | I32 k; | |
657 | ||
658 | # if BYTEORDER & 0xf0000 | |
659 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
660 | # else | |
661 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
662 | # endif | |
663 | ||
664 | #endif | |
665 | ||
666 | SP -= 4; | |
667 | for (i = 1; i <= 3; i++) { | |
668 | if (!SvPOK(SP[i])) | |
669 | continue; | |
670 | j = SvCUR(SP[i]); | |
671 | if (maxlen < j) | |
672 | maxlen = j; | |
673 | } | |
674 | ||
675 | #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 | |
4633a7c4 LW |
676 | #ifdef __linux__ |
677 | growsize = sizeof(fd_set); | |
678 | #else | |
a0d0e21e | 679 | growsize = maxlen; /* little endians can use vecs directly */ |
4633a7c4 | 680 | #endif |
a0d0e21e LW |
681 | #else |
682 | #ifdef NFDBITS | |
683 | ||
684 | #ifndef NBBY | |
685 | #define NBBY 8 | |
686 | #endif | |
687 | ||
688 | masksize = NFDBITS / NBBY; | |
689 | #else | |
690 | masksize = sizeof(long); /* documented int, everyone seems to use long */ | |
691 | #endif | |
692 | growsize = maxlen + (masksize - (maxlen % masksize)); | |
693 | Zero(&fd_sets[0], 4, char*); | |
694 | #endif | |
695 | ||
696 | sv = SP[4]; | |
697 | if (SvOK(sv)) { | |
698 | value = SvNV(sv); | |
699 | if (value < 0.0) | |
700 | value = 0.0; | |
701 | timebuf.tv_sec = (long)value; | |
702 | value -= (double)timebuf.tv_sec; | |
703 | timebuf.tv_usec = (long)(value * 1000000.0); | |
704 | } | |
705 | else | |
706 | tbuf = Null(struct timeval*); | |
707 | ||
708 | for (i = 1; i <= 3; i++) { | |
709 | sv = SP[i]; | |
710 | if (!SvOK(sv)) { | |
711 | fd_sets[i] = 0; | |
712 | continue; | |
713 | } | |
714 | else if (!SvPOK(sv)) | |
715 | SvPV_force(sv,na); /* force string conversion */ | |
716 | j = SvLEN(sv); | |
717 | if (j < growsize) { | |
718 | Sv_Grow(sv, growsize); | |
a0d0e21e | 719 | } |
c07a80fd | 720 | j = SvCUR(sv); |
721 | s = SvPVX(sv) + j; | |
722 | while (++j <= growsize) { | |
723 | *s++ = '\0'; | |
724 | } | |
725 | ||
a0d0e21e LW |
726 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
727 | s = SvPVX(sv); | |
728 | New(403, fd_sets[i], growsize, char); | |
729 | for (offset = 0; offset < growsize; offset += masksize) { | |
730 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
731 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
732 | } | |
733 | #else | |
734 | fd_sets[i] = SvPVX(sv); | |
735 | #endif | |
736 | } | |
737 | ||
738 | nfound = select( | |
739 | maxlen * 8, | |
740 | (Select_fd_set_t) fd_sets[1], | |
741 | (Select_fd_set_t) fd_sets[2], | |
742 | (Select_fd_set_t) fd_sets[3], | |
743 | tbuf); | |
744 | for (i = 1; i <= 3; i++) { | |
745 | if (fd_sets[i]) { | |
746 | sv = SP[i]; | |
747 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
748 | s = SvPVX(sv); | |
749 | for (offset = 0; offset < growsize; offset += masksize) { | |
750 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
751 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
752 | } | |
753 | Safefree(fd_sets[i]); | |
754 | #endif | |
755 | SvSETMAGIC(sv); | |
756 | } | |
757 | } | |
758 | ||
759 | PUSHi(nfound); | |
760 | if (GIMME == G_ARRAY && tbuf) { | |
761 | value = (double)(timebuf.tv_sec) + | |
762 | (double)(timebuf.tv_usec) / 1000000.0; | |
763 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
764 | sv_setnv(sv, value); | |
765 | } | |
766 | RETURN; | |
767 | #else | |
768 | DIE("select not implemented"); | |
769 | #endif | |
770 | } | |
771 | ||
4633a7c4 LW |
772 | void |
773 | setdefout(gv) | |
774 | GV *gv; | |
775 | { | |
776 | if (gv) | |
777 | (void)SvREFCNT_inc(gv); | |
778 | if (defoutgv) | |
779 | SvREFCNT_dec(defoutgv); | |
780 | defoutgv = gv; | |
781 | } | |
782 | ||
a0d0e21e LW |
783 | PP(pp_select) |
784 | { | |
785 | dSP; dTARGET; | |
4633a7c4 LW |
786 | GV *newdefout, *egv; |
787 | HV *hv; | |
788 | ||
789 | newdefout = (op->op_private > 0) ? ((GV *) POPs) : NULL; | |
790 | ||
791 | egv = GvEGV(defoutgv); | |
792 | if (!egv) | |
793 | egv = defoutgv; | |
794 | hv = GvSTASH(egv); | |
795 | if (! hv) | |
796 | XPUSHs(&sv_undef); | |
797 | else { | |
cbdc8872 | 798 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
4633a7c4 | 799 | if (gvp && *gvp == egv) |
aac0dd9a | 800 | gv_efullname3(TARG, defoutgv, Nullch); |
4633a7c4 | 801 | else |
cbdc8872 | 802 | sv_setsv(TARG, sv_2mortal(newRV((SV*)egv))); |
4633a7c4 LW |
803 | XPUSHTARG; |
804 | } | |
805 | ||
806 | if (newdefout) { | |
807 | if (!GvIO(newdefout)) | |
808 | gv_IOadd(newdefout); | |
809 | setdefout(newdefout); | |
810 | } | |
811 | ||
a0d0e21e LW |
812 | RETURN; |
813 | } | |
814 | ||
815 | PP(pp_getc) | |
816 | { | |
817 | dSP; dTARGET; | |
818 | GV *gv; | |
819 | ||
820 | if (MAXARG <= 0) | |
821 | gv = stdingv; | |
822 | else | |
823 | gv = (GV*)POPs; | |
824 | if (!gv) | |
825 | gv = argvgv; | |
826 | if (!gv || do_eof(gv)) /* make sure we have fp with something */ | |
827 | RETPUSHUNDEF; | |
bbce6d69 | 828 | TAINT; |
a0d0e21e | 829 | sv_setpv(TARG, " "); |
760ac839 | 830 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
a0d0e21e LW |
831 | PUSHTARG; |
832 | RETURN; | |
833 | } | |
834 | ||
835 | PP(pp_read) | |
836 | { | |
837 | return pp_sysread(ARGS); | |
838 | } | |
839 | ||
840 | static OP * | |
841 | doform(cv,gv,retop) | |
842 | CV *cv; | |
843 | GV *gv; | |
844 | OP *retop; | |
845 | { | |
846 | register CONTEXT *cx; | |
847 | I32 gimme = GIMME; | |
848 | AV* padlist = CvPADLIST(cv); | |
849 | SV** svp = AvARRAY(padlist); | |
850 | ||
851 | ENTER; | |
852 | SAVETMPS; | |
853 | ||
854 | push_return(retop); | |
855 | PUSHBLOCK(cx, CXt_SUB, stack_sp); | |
856 | PUSHFORMAT(cx); | |
857 | SAVESPTR(curpad); | |
858 | curpad = AvARRAY((AV*)svp[1]); | |
859 | ||
4633a7c4 | 860 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
861 | return CvSTART(cv); |
862 | } | |
863 | ||
864 | PP(pp_enterwrite) | |
865 | { | |
866 | dSP; | |
867 | register GV *gv; | |
868 | register IO *io; | |
869 | GV *fgv; | |
870 | CV *cv; | |
871 | ||
872 | if (MAXARG == 0) | |
873 | gv = defoutgv; | |
874 | else { | |
875 | gv = (GV*)POPs; | |
876 | if (!gv) | |
877 | gv = defoutgv; | |
878 | } | |
879 | EXTEND(SP, 1); | |
880 | io = GvIO(gv); | |
881 | if (!io) { | |
882 | RETPUSHNO; | |
883 | } | |
884 | if (IoFMT_GV(io)) | |
885 | fgv = IoFMT_GV(io); | |
886 | else | |
887 | fgv = gv; | |
888 | ||
889 | cv = GvFORM(fgv); | |
890 | ||
891 | if (!cv) { | |
892 | if (fgv) { | |
748a9306 | 893 | SV *tmpsv = sv_newmortal(); |
aac0dd9a | 894 | gv_efullname3(tmpsv, fgv, Nullch); |
748a9306 | 895 | DIE("Undefined format \"%s\" called",SvPVX(tmpsv)); |
a0d0e21e LW |
896 | } |
897 | DIE("Not a format reference"); | |
898 | } | |
748a9306 | 899 | IoFLAGS(io) &= ~IOf_DIDTOP; |
a0d0e21e LW |
900 | |
901 | return doform(cv,gv,op->op_next); | |
902 | } | |
903 | ||
904 | PP(pp_leavewrite) | |
905 | { | |
906 | dSP; | |
907 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; | |
908 | register IO *io = GvIOp(gv); | |
760ac839 LW |
909 | PerlIO *ofp = IoOFP(io); |
910 | PerlIO *fp; | |
a0d0e21e LW |
911 | SV **newsp; |
912 | I32 gimme; | |
913 | register CONTEXT *cx; | |
914 | ||
760ac839 | 915 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
a0d0e21e LW |
916 | (long)IoLINES_LEFT(io), (long)FmLINES(formtarget))); |
917 | if (IoLINES_LEFT(io) < FmLINES(formtarget) && | |
918 | formtarget != toptarget) | |
919 | { | |
4633a7c4 LW |
920 | GV *fgv; |
921 | CV *cv; | |
a0d0e21e LW |
922 | if (!IoTOP_GV(io)) { |
923 | GV *topgv; | |
924 | char tmpbuf[256]; | |
925 | ||
926 | if (!IoTOP_NAME(io)) { | |
927 | if (!IoFMT_NAME(io)) | |
928 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
929 | sprintf(tmpbuf, "%s_TOP", IoFMT_NAME(io)); | |
930 | topgv = gv_fetchpv(tmpbuf,FALSE, SVt_PVFM); | |
748a9306 | 931 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e LW |
932 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
933 | IoTOP_NAME(io) = savepv(tmpbuf); | |
934 | else | |
935 | IoTOP_NAME(io) = savepv("top"); | |
936 | } | |
937 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
938 | if (!topgv || !GvFORM(topgv)) { | |
939 | IoLINES_LEFT(io) = 100000000; | |
940 | goto forget_top; | |
941 | } | |
942 | IoTOP_GV(io) = topgv; | |
943 | } | |
748a9306 LW |
944 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
945 | I32 lines = IoLINES_LEFT(io); | |
946 | char *s = SvPVX(formtarget); | |
8e07c86e AD |
947 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
948 | goto forget_top; | |
748a9306 LW |
949 | while (lines-- > 0) { |
950 | s = strchr(s, '\n'); | |
951 | if (!s) | |
952 | break; | |
953 | s++; | |
954 | } | |
955 | if (s) { | |
760ac839 | 956 | PerlIO_write(ofp, SvPVX(formtarget), s - SvPVX(formtarget)); |
748a9306 LW |
957 | sv_chop(formtarget, s); |
958 | FmLINES(formtarget) -= IoLINES_LEFT(io); | |
959 | } | |
960 | } | |
a0d0e21e | 961 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
760ac839 | 962 | PerlIO_write(ofp, SvPVX(formfeed), SvCUR(formfeed)); |
a0d0e21e LW |
963 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
964 | IoPAGE(io)++; | |
965 | formtarget = toptarget; | |
748a9306 | 966 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
967 | fgv = IoTOP_GV(io); |
968 | if (!fgv) | |
969 | DIE("bad top format reference"); | |
970 | cv = GvFORM(fgv); | |
971 | if (!cv) { | |
972 | SV *tmpsv = sv_newmortal(); | |
aac0dd9a | 973 | gv_efullname3(tmpsv, fgv, Nullch); |
4633a7c4 LW |
974 | DIE("Undefined top format \"%s\" called",SvPVX(tmpsv)); |
975 | } | |
976 | return doform(cv,gv,op); | |
a0d0e21e LW |
977 | } |
978 | ||
979 | forget_top: | |
980 | POPBLOCK(cx,curpm); | |
981 | POPFORMAT(cx); | |
982 | LEAVE; | |
983 | ||
984 | fp = IoOFP(io); | |
985 | if (!fp) { | |
986 | if (dowarn) { | |
987 | if (IoIFP(io)) | |
988 | warn("Filehandle only opened for input"); | |
989 | else | |
990 | warn("Write on closed filehandle"); | |
991 | } | |
992 | PUSHs(&sv_no); | |
993 | } | |
994 | else { | |
995 | if ((IoLINES_LEFT(io) -= FmLINES(formtarget)) < 0) { | |
996 | if (dowarn) | |
997 | warn("page overflow"); | |
998 | } | |
760ac839 LW |
999 | if (!PerlIO_write(ofp, SvPVX(formtarget), SvCUR(formtarget)) || |
1000 | PerlIO_error(fp)) | |
a0d0e21e LW |
1001 | PUSHs(&sv_no); |
1002 | else { | |
1003 | FmLINES(formtarget) = 0; | |
1004 | SvCUR_set(formtarget, 0); | |
748a9306 | 1005 | *SvEND(formtarget) = '\0'; |
a0d0e21e | 1006 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1007 | (void)PerlIO_flush(fp); |
a0d0e21e LW |
1008 | PUSHs(&sv_yes); |
1009 | } | |
1010 | } | |
1011 | formtarget = bodytarget; | |
1012 | PUTBACK; | |
1013 | return pop_return(); | |
1014 | } | |
1015 | ||
1016 | PP(pp_prtf) | |
1017 | { | |
1018 | dSP; dMARK; dORIGMARK; | |
1019 | GV *gv; | |
1020 | IO *io; | |
760ac839 | 1021 | PerlIO *fp; |
a0d0e21e LW |
1022 | SV *sv = NEWSV(0,0); |
1023 | ||
1024 | if (op->op_flags & OPf_STACKED) | |
1025 | gv = (GV*)*++MARK; | |
1026 | else | |
1027 | gv = defoutgv; | |
1028 | if (!(io = GvIO(gv))) { | |
748a9306 | 1029 | if (dowarn) { |
aac0dd9a | 1030 | gv_fullname3(sv, gv, Nullch); |
748a9306 LW |
1031 | warn("Filehandle %s never opened", SvPV(sv,na)); |
1032 | } | |
1033 | SETERRNO(EBADF,RMS$_IFI); | |
a0d0e21e LW |
1034 | goto just_say_no; |
1035 | } | |
1036 | else if (!(fp = IoOFP(io))) { | |
1037 | if (dowarn) { | |
aac0dd9a | 1038 | gv_fullname3(sv, gv, Nullch); |
a0d0e21e | 1039 | if (IoIFP(io)) |
748a9306 | 1040 | warn("Filehandle %s opened only for input", SvPV(sv,na)); |
a0d0e21e | 1041 | else |
748a9306 | 1042 | warn("printf on closed filehandle %s", SvPV(sv,na)); |
a0d0e21e | 1043 | } |
748a9306 | 1044 | SETERRNO(EBADF,IoIFP(io)?RMS$_FAC:RMS$_IFI); |
a0d0e21e LW |
1045 | goto just_say_no; |
1046 | } | |
1047 | else { | |
36477c24 | 1048 | #ifdef USE_LOCALE_NUMERIC |
bbce6d69 | 1049 | if (op->op_private & OPpLOCALE) |
36477c24 | 1050 | SET_NUMERIC_LOCAL(); |
bbce6d69 | 1051 | else |
36477c24 | 1052 | SET_NUMERIC_STANDARD(); |
1053 | #endif | |
a0d0e21e LW |
1054 | do_sprintf(sv, SP - MARK, MARK + 1); |
1055 | if (!do_print(sv, fp)) | |
1056 | goto just_say_no; | |
1057 | ||
1058 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1059 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1060 | goto just_say_no; |
1061 | } | |
1062 | SvREFCNT_dec(sv); | |
1063 | SP = ORIGMARK; | |
1064 | PUSHs(&sv_yes); | |
1065 | RETURN; | |
1066 | ||
1067 | just_say_no: | |
1068 | SvREFCNT_dec(sv); | |
1069 | SP = ORIGMARK; | |
1070 | PUSHs(&sv_undef); | |
1071 | RETURN; | |
1072 | } | |
1073 | ||
c07a80fd | 1074 | PP(pp_sysopen) |
1075 | { | |
a5f75d66 | 1076 | dSP; |
c07a80fd | 1077 | GV *gv; |
c07a80fd | 1078 | SV *sv; |
1079 | char *tmps; | |
1080 | STRLEN len; | |
1081 | int mode, perm; | |
1082 | ||
1083 | if (MAXARG > 3) | |
1084 | perm = POPi; | |
1085 | else | |
1086 | perm = 0666; | |
1087 | mode = POPi; | |
1088 | sv = POPs; | |
1089 | gv = (GV *)POPs; | |
1090 | ||
1091 | tmps = SvPV(sv, len); | |
1092 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1093 | IoLINES(GvIOp(gv)) = 0; | |
1094 | PUSHs(&sv_yes); | |
1095 | } | |
1096 | else { | |
1097 | PUSHs(&sv_undef); | |
1098 | } | |
1099 | RETURN; | |
1100 | } | |
1101 | ||
a0d0e21e LW |
1102 | PP(pp_sysread) |
1103 | { | |
1104 | dSP; dMARK; dORIGMARK; dTARGET; | |
1105 | int offset; | |
1106 | GV *gv; | |
1107 | IO *io; | |
1108 | char *buffer; | |
1109 | int length; | |
1110 | int bufsize; | |
748a9306 | 1111 | SV *bufsv; |
a0d0e21e LW |
1112 | STRLEN blen; |
1113 | ||
1114 | gv = (GV*)*++MARK; | |
1115 | if (!gv) | |
1116 | goto say_undef; | |
748a9306 | 1117 | bufsv = *++MARK; |
ff68c719 | 1118 | if (! SvOK(bufsv)) |
1119 | sv_setpvn(bufsv, "", 0); | |
748a9306 | 1120 | buffer = SvPV_force(bufsv, blen); |
a0d0e21e LW |
1121 | length = SvIVx(*++MARK); |
1122 | if (length < 0) | |
1123 | DIE("Negative length"); | |
748a9306 | 1124 | SETERRNO(0,0); |
a0d0e21e LW |
1125 | if (MARK < SP) |
1126 | offset = SvIVx(*++MARK); | |
1127 | else | |
1128 | offset = 0; | |
1129 | io = GvIO(gv); | |
1130 | if (!io || !IoIFP(io)) | |
1131 | goto say_undef; | |
1132 | #ifdef HAS_SOCKET | |
1133 | if (op->op_type == OP_RECV) { | |
1134 | bufsize = sizeof buf; | |
748a9306 | 1135 | buffer = SvGROW(bufsv, length+1); |
bbce6d69 | 1136 | /* 'offset' means 'flags' here */ |
760ac839 | 1137 | length = recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
a0d0e21e LW |
1138 | (struct sockaddr *)buf, &bufsize); |
1139 | if (length < 0) | |
1140 | RETPUSHUNDEF; | |
748a9306 LW |
1141 | SvCUR_set(bufsv, length); |
1142 | *SvEND(bufsv) = '\0'; | |
1143 | (void)SvPOK_only(bufsv); | |
1144 | SvSETMAGIC(bufsv); | |
aac0dd9a | 1145 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1146 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1147 | SvTAINTED_on(bufsv); | |
a0d0e21e LW |
1148 | SP = ORIGMARK; |
1149 | sv_setpvn(TARG, buf, bufsize); | |
1150 | PUSHs(TARG); | |
1151 | RETURN; | |
1152 | } | |
1153 | #else | |
1154 | if (op->op_type == OP_RECV) | |
1155 | DIE(no_sock_func, "recv"); | |
1156 | #endif | |
bbce6d69 | 1157 | if (offset < 0) { |
1158 | if (-offset > blen) | |
1159 | DIE("Offset outside string"); | |
1160 | offset += blen; | |
1161 | } | |
cd52b7b2 | 1162 | bufsize = SvCUR(bufsv); |
748a9306 | 1163 | buffer = SvGROW(bufsv, length+offset+1); |
cd52b7b2 | 1164 | if (offset > bufsize) { /* Zero any newly allocated space */ |
1165 | Zero(buffer+bufsize, offset-bufsize, char); | |
1166 | } | |
a0d0e21e | 1167 | if (op->op_type == OP_SYSREAD) { |
760ac839 | 1168 | length = read(PerlIO_fileno(IoIFP(io)), buffer+offset, length); |
a0d0e21e LW |
1169 | } |
1170 | else | |
1171 | #ifdef HAS_SOCKET__bad_code_maybe | |
1172 | if (IoTYPE(io) == 's') { | |
1173 | bufsize = sizeof buf; | |
760ac839 | 1174 | length = recvfrom(PerlIO_fileno(IoIFP(io)), buffer+offset, length, 0, |
a0d0e21e LW |
1175 | (struct sockaddr *)buf, &bufsize); |
1176 | } | |
1177 | else | |
1178 | #endif | |
760ac839 | 1179 | length = PerlIO_read(IoIFP(io), buffer+offset, length); |
a0d0e21e LW |
1180 | if (length < 0) |
1181 | goto say_undef; | |
748a9306 LW |
1182 | SvCUR_set(bufsv, length+offset); |
1183 | *SvEND(bufsv) = '\0'; | |
1184 | (void)SvPOK_only(bufsv); | |
1185 | SvSETMAGIC(bufsv); | |
aac0dd9a | 1186 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1187 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1188 | SvTAINTED_on(bufsv); | |
a0d0e21e LW |
1189 | SP = ORIGMARK; |
1190 | PUSHi(length); | |
1191 | RETURN; | |
1192 | ||
1193 | say_undef: | |
1194 | SP = ORIGMARK; | |
1195 | RETPUSHUNDEF; | |
1196 | } | |
1197 | ||
1198 | PP(pp_syswrite) | |
1199 | { | |
1200 | return pp_send(ARGS); | |
1201 | } | |
1202 | ||
1203 | PP(pp_send) | |
1204 | { | |
1205 | dSP; dMARK; dORIGMARK; dTARGET; | |
1206 | GV *gv; | |
1207 | IO *io; | |
1208 | int offset; | |
748a9306 | 1209 | SV *bufsv; |
a0d0e21e LW |
1210 | char *buffer; |
1211 | int length; | |
1212 | STRLEN blen; | |
1213 | ||
1214 | gv = (GV*)*++MARK; | |
1215 | if (!gv) | |
1216 | goto say_undef; | |
748a9306 LW |
1217 | bufsv = *++MARK; |
1218 | buffer = SvPV(bufsv, blen); | |
a0d0e21e LW |
1219 | length = SvIVx(*++MARK); |
1220 | if (length < 0) | |
1221 | DIE("Negative length"); | |
748a9306 | 1222 | SETERRNO(0,0); |
a0d0e21e LW |
1223 | io = GvIO(gv); |
1224 | if (!io || !IoIFP(io)) { | |
1225 | length = -1; | |
1226 | if (dowarn) { | |
1227 | if (op->op_type == OP_SYSWRITE) | |
1228 | warn("Syswrite on closed filehandle"); | |
1229 | else | |
1230 | warn("Send on closed socket"); | |
1231 | } | |
1232 | } | |
1233 | else if (op->op_type == OP_SYSWRITE) { | |
bbce6d69 | 1234 | if (MARK < SP) { |
a0d0e21e | 1235 | offset = SvIVx(*++MARK); |
bbce6d69 | 1236 | if (offset < 0) { |
1237 | if (-offset > blen) | |
1238 | DIE("Offset outside string"); | |
1239 | offset += blen; | |
1240 | } else if (offset >= blen) | |
1241 | DIE("Offset outside string"); | |
1242 | } else | |
a0d0e21e LW |
1243 | offset = 0; |
1244 | if (length > blen - offset) | |
1245 | length = blen - offset; | |
760ac839 | 1246 | length = write(PerlIO_fileno(IoIFP(io)), buffer+offset, length); |
a0d0e21e LW |
1247 | } |
1248 | #ifdef HAS_SOCKET | |
1249 | else if (SP > MARK) { | |
1250 | char *sockbuf; | |
1251 | STRLEN mlen; | |
1252 | sockbuf = SvPVx(*++MARK, mlen); | |
760ac839 | 1253 | length = sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, length, |
a0d0e21e LW |
1254 | (struct sockaddr *)sockbuf, mlen); |
1255 | } | |
1256 | else | |
760ac839 | 1257 | length = send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1258 | #else |
1259 | else | |
1260 | DIE(no_sock_func, "send"); | |
1261 | #endif | |
1262 | if (length < 0) | |
1263 | goto say_undef; | |
1264 | SP = ORIGMARK; | |
1265 | PUSHi(length); | |
1266 | RETURN; | |
1267 | ||
1268 | say_undef: | |
1269 | SP = ORIGMARK; | |
1270 | RETPUSHUNDEF; | |
1271 | } | |
1272 | ||
1273 | PP(pp_recv) | |
1274 | { | |
1275 | return pp_sysread(ARGS); | |
1276 | } | |
1277 | ||
1278 | PP(pp_eof) | |
1279 | { | |
1280 | dSP; | |
1281 | GV *gv; | |
1282 | ||
1283 | if (MAXARG <= 0) | |
1284 | gv = last_in_gv; | |
1285 | else | |
1286 | gv = last_in_gv = (GV*)POPs; | |
1287 | PUSHs(!gv || do_eof(gv) ? &sv_yes : &sv_no); | |
1288 | RETURN; | |
1289 | } | |
1290 | ||
1291 | PP(pp_tell) | |
1292 | { | |
1293 | dSP; dTARGET; | |
1294 | GV *gv; | |
1295 | ||
1296 | if (MAXARG <= 0) | |
1297 | gv = last_in_gv; | |
1298 | else | |
1299 | gv = last_in_gv = (GV*)POPs; | |
1300 | PUSHi( do_tell(gv) ); | |
1301 | RETURN; | |
1302 | } | |
1303 | ||
1304 | PP(pp_seek) | |
1305 | { | |
1306 | dSP; | |
1307 | GV *gv; | |
1308 | int whence = POPi; | |
1309 | long offset = POPl; | |
1310 | ||
1311 | gv = last_in_gv = (GV*)POPs; | |
1312 | PUSHs( do_seek(gv, offset, whence) ? &sv_yes : &sv_no ); | |
1313 | RETURN; | |
1314 | } | |
1315 | ||
1316 | PP(pp_truncate) | |
1317 | { | |
1318 | dSP; | |
1319 | Off_t len = (Off_t)POPn; | |
1320 | int result = 1; | |
1321 | GV *tmpgv; | |
1322 | ||
748a9306 | 1323 | SETERRNO(0,0); |
5d94fbed | 1324 | #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP) |
a0d0e21e LW |
1325 | if (op->op_flags & OPf_SPECIAL) { |
1326 | tmpgv = gv_fetchpv(POPp,FALSE, SVt_PVIO); | |
cbdc8872 | 1327 | do_ftruncate: |
a0d0e21e | 1328 | if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv)) || |
cbdc8872 | 1329 | #ifdef HAS_TRUNCATE |
760ac839 | 1330 | ftruncate(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
cbdc8872 | 1331 | #else |
760ac839 | 1332 | my_chsize(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
cbdc8872 | 1333 | #endif |
a0d0e21e LW |
1334 | result = 0; |
1335 | } | |
1336 | else { | |
cbdc8872 | 1337 | SV *sv = POPs; |
1338 | if (SvTYPE(sv) == SVt_PVGV) { | |
1339 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
1340 | goto do_ftruncate; | |
1341 | } | |
1342 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
1343 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
1344 | goto do_ftruncate; | |
1345 | } | |
1346 | #ifdef HAS_TRUNCATE | |
1347 | if (truncate (SvPV (sv, na), len) < 0) | |
a0d0e21e | 1348 | result = 0; |
cbdc8872 | 1349 | #else |
1350 | { | |
1351 | int tmpfd; | |
1352 | ||
3efb289c | 1353 | if ((tmpfd = open(SvPV (sv, na), O_RDWR)) < 0) |
bbce6d69 | 1354 | result = 0; |
cbdc8872 | 1355 | else { |
1356 | if (my_chsize(tmpfd, len) < 0) | |
1357 | result = 0; | |
1358 | close(tmpfd); | |
1359 | } | |
a0d0e21e | 1360 | } |
a0d0e21e | 1361 | #endif |
cbdc8872 | 1362 | } |
a0d0e21e LW |
1363 | |
1364 | if (result) | |
1365 | RETPUSHYES; | |
1366 | if (!errno) | |
748a9306 | 1367 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
1368 | RETPUSHUNDEF; |
1369 | #else | |
1370 | DIE("truncate not implemented"); | |
1371 | #endif | |
1372 | } | |
1373 | ||
1374 | PP(pp_fcntl) | |
1375 | { | |
1376 | return pp_ioctl(ARGS); | |
1377 | } | |
1378 | ||
1379 | PP(pp_ioctl) | |
1380 | { | |
1381 | dSP; dTARGET; | |
748a9306 | 1382 | SV *argsv = POPs; |
a0d0e21e LW |
1383 | unsigned int func = U_I(POPn); |
1384 | int optype = op->op_type; | |
1385 | char *s; | |
1386 | int retval; | |
1387 | GV *gv = (GV*)POPs; | |
1388 | IO *io = GvIOn(gv); | |
1389 | ||
748a9306 LW |
1390 | if (!io || !argsv || !IoIFP(io)) { |
1391 | SETERRNO(EBADF,RMS$_IFI); /* well, sort of... */ | |
a0d0e21e LW |
1392 | RETPUSHUNDEF; |
1393 | } | |
1394 | ||
748a9306 | 1395 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 1396 | STRLEN len; |
748a9306 | 1397 | s = SvPV_force(argsv, len); |
a0d0e21e LW |
1398 | retval = IOCPARM_LEN(func); |
1399 | if (len < retval) { | |
748a9306 LW |
1400 | s = Sv_Grow(argsv, retval+1); |
1401 | SvCUR_set(argsv, retval); | |
a0d0e21e LW |
1402 | } |
1403 | ||
748a9306 | 1404 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
1405 | } |
1406 | else { | |
748a9306 | 1407 | retval = SvIV(argsv); |
a0d0e21e LW |
1408 | #ifdef DOSISH |
1409 | s = (char*)(long)retval; /* ouch */ | |
1410 | #else | |
1411 | s = (char*)retval; /* ouch */ | |
1412 | #endif | |
1413 | } | |
1414 | ||
1415 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
1416 | ||
1417 | if (optype == OP_IOCTL) | |
1418 | #ifdef HAS_IOCTL | |
760ac839 | 1419 | retval = ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e LW |
1420 | #else |
1421 | DIE("ioctl is not implemented"); | |
1422 | #endif | |
1423 | else | |
55497cff | 1424 | #ifdef HAS_FCNTL |
1425 | #if defined(OS2) && defined(__EMX__) | |
760ac839 | 1426 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 1427 | #else |
760ac839 | 1428 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
55497cff | 1429 | #endif |
1430 | #else | |
a0d0e21e | 1431 | DIE("fcntl is not implemented"); |
a0d0e21e LW |
1432 | #endif |
1433 | ||
748a9306 LW |
1434 | if (SvPOK(argsv)) { |
1435 | if (s[SvCUR(argsv)] != 17) | |
a0d0e21e LW |
1436 | DIE("Possible memory corruption: %s overflowed 3rd argument", |
1437 | op_name[optype]); | |
748a9306 LW |
1438 | s[SvCUR(argsv)] = 0; /* put our null back */ |
1439 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
1440 | } |
1441 | ||
1442 | if (retval == -1) | |
1443 | RETPUSHUNDEF; | |
1444 | if (retval != 0) { | |
1445 | PUSHi(retval); | |
1446 | } | |
1447 | else { | |
1448 | PUSHp("0 but true", 10); | |
1449 | } | |
1450 | RETURN; | |
1451 | } | |
1452 | ||
1453 | PP(pp_flock) | |
1454 | { | |
1455 | dSP; dTARGET; | |
1456 | I32 value; | |
1457 | int argtype; | |
1458 | GV *gv; | |
760ac839 | 1459 | PerlIO *fp; |
16d20bd9 | 1460 | |
ff68c719 | 1461 | #ifdef FLOCK |
a0d0e21e LW |
1462 | argtype = POPi; |
1463 | if (MAXARG <= 0) | |
1464 | gv = last_in_gv; | |
1465 | else | |
1466 | gv = (GV*)POPs; | |
1467 | if (gv && GvIO(gv)) | |
1468 | fp = IoIFP(GvIOp(gv)); | |
1469 | else | |
1470 | fp = Nullfp; | |
1471 | if (fp) { | |
ff68c719 | 1472 | value = (I32)(FLOCK(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e LW |
1473 | } |
1474 | else | |
1475 | value = 0; | |
1476 | PUSHi(value); | |
1477 | RETURN; | |
1478 | #else | |
a0d0e21e | 1479 | DIE(no_func, "flock()"); |
a0d0e21e LW |
1480 | #endif |
1481 | } | |
1482 | ||
1483 | /* Sockets. */ | |
1484 | ||
1485 | PP(pp_socket) | |
1486 | { | |
1487 | dSP; | |
1488 | #ifdef HAS_SOCKET | |
1489 | GV *gv; | |
1490 | register IO *io; | |
1491 | int protocol = POPi; | |
1492 | int type = POPi; | |
1493 | int domain = POPi; | |
1494 | int fd; | |
1495 | ||
1496 | gv = (GV*)POPs; | |
1497 | ||
1498 | if (!gv) { | |
748a9306 | 1499 | SETERRNO(EBADF,LIB$_INVARG); |
a0d0e21e LW |
1500 | RETPUSHUNDEF; |
1501 | } | |
1502 | ||
1503 | io = GvIOn(gv); | |
1504 | if (IoIFP(io)) | |
1505 | do_close(gv, FALSE); | |
1506 | ||
1507 | TAINT_PROPER("socket"); | |
1508 | fd = socket(domain, type, protocol); | |
1509 | if (fd < 0) | |
1510 | RETPUSHUNDEF; | |
760ac839 LW |
1511 | IoIFP(io) = PerlIO_fdopen(fd, "r"); /* stdio gets confused about sockets */ |
1512 | IoOFP(io) = PerlIO_fdopen(fd, "w"); | |
a0d0e21e LW |
1513 | IoTYPE(io) = 's'; |
1514 | if (!IoIFP(io) || !IoOFP(io)) { | |
760ac839 LW |
1515 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
1516 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
a0d0e21e LW |
1517 | if (!IoIFP(io) && !IoOFP(io)) close(fd); |
1518 | RETPUSHUNDEF; | |
1519 | } | |
1520 | ||
1521 | RETPUSHYES; | |
1522 | #else | |
1523 | DIE(no_sock_func, "socket"); | |
1524 | #endif | |
1525 | } | |
1526 | ||
1527 | PP(pp_sockpair) | |
1528 | { | |
1529 | dSP; | |
1530 | #ifdef HAS_SOCKETPAIR | |
1531 | GV *gv1; | |
1532 | GV *gv2; | |
1533 | register IO *io1; | |
1534 | register IO *io2; | |
1535 | int protocol = POPi; | |
1536 | int type = POPi; | |
1537 | int domain = POPi; | |
1538 | int fd[2]; | |
1539 | ||
1540 | gv2 = (GV*)POPs; | |
1541 | gv1 = (GV*)POPs; | |
1542 | if (!gv1 || !gv2) | |
1543 | RETPUSHUNDEF; | |
1544 | ||
1545 | io1 = GvIOn(gv1); | |
1546 | io2 = GvIOn(gv2); | |
1547 | if (IoIFP(io1)) | |
1548 | do_close(gv1, FALSE); | |
1549 | if (IoIFP(io2)) | |
1550 | do_close(gv2, FALSE); | |
1551 | ||
1552 | TAINT_PROPER("socketpair"); | |
1553 | if (socketpair(domain, type, protocol, fd) < 0) | |
1554 | RETPUSHUNDEF; | |
760ac839 LW |
1555 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"); |
1556 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"); | |
a0d0e21e | 1557 | IoTYPE(io1) = 's'; |
760ac839 LW |
1558 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"); |
1559 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"); | |
a0d0e21e LW |
1560 | IoTYPE(io2) = 's'; |
1561 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { | |
760ac839 LW |
1562 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
1563 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
a0d0e21e | 1564 | if (!IoIFP(io1) && !IoOFP(io1)) close(fd[0]); |
760ac839 LW |
1565 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
1566 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
a0d0e21e LW |
1567 | if (!IoIFP(io2) && !IoOFP(io2)) close(fd[1]); |
1568 | RETPUSHUNDEF; | |
1569 | } | |
1570 | ||
1571 | RETPUSHYES; | |
1572 | #else | |
1573 | DIE(no_sock_func, "socketpair"); | |
1574 | #endif | |
1575 | } | |
1576 | ||
1577 | PP(pp_bind) | |
1578 | { | |
1579 | dSP; | |
1580 | #ifdef HAS_SOCKET | |
748a9306 | 1581 | SV *addrsv = POPs; |
a0d0e21e LW |
1582 | char *addr; |
1583 | GV *gv = (GV*)POPs; | |
1584 | register IO *io = GvIOn(gv); | |
1585 | STRLEN len; | |
1586 | ||
1587 | if (!io || !IoIFP(io)) | |
1588 | goto nuts; | |
1589 | ||
748a9306 | 1590 | addr = SvPV(addrsv, len); |
a0d0e21e | 1591 | TAINT_PROPER("bind"); |
760ac839 | 1592 | if (bind(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
1593 | RETPUSHYES; |
1594 | else | |
1595 | RETPUSHUNDEF; | |
1596 | ||
1597 | nuts: | |
1598 | if (dowarn) | |
1599 | warn("bind() on closed fd"); | |
748a9306 | 1600 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1601 | RETPUSHUNDEF; |
1602 | #else | |
1603 | DIE(no_sock_func, "bind"); | |
1604 | #endif | |
1605 | } | |
1606 | ||
1607 | PP(pp_connect) | |
1608 | { | |
1609 | dSP; | |
1610 | #ifdef HAS_SOCKET | |
748a9306 | 1611 | SV *addrsv = POPs; |
a0d0e21e LW |
1612 | char *addr; |
1613 | GV *gv = (GV*)POPs; | |
1614 | register IO *io = GvIOn(gv); | |
1615 | STRLEN len; | |
1616 | ||
1617 | if (!io || !IoIFP(io)) | |
1618 | goto nuts; | |
1619 | ||
748a9306 | 1620 | addr = SvPV(addrsv, len); |
a0d0e21e | 1621 | TAINT_PROPER("connect"); |
760ac839 | 1622 | if (connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
1623 | RETPUSHYES; |
1624 | else | |
1625 | RETPUSHUNDEF; | |
1626 | ||
1627 | nuts: | |
1628 | if (dowarn) | |
1629 | warn("connect() on closed fd"); | |
748a9306 | 1630 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1631 | RETPUSHUNDEF; |
1632 | #else | |
1633 | DIE(no_sock_func, "connect"); | |
1634 | #endif | |
1635 | } | |
1636 | ||
1637 | PP(pp_listen) | |
1638 | { | |
1639 | dSP; | |
1640 | #ifdef HAS_SOCKET | |
1641 | int backlog = POPi; | |
1642 | GV *gv = (GV*)POPs; | |
1643 | register IO *io = GvIOn(gv); | |
1644 | ||
1645 | if (!io || !IoIFP(io)) | |
1646 | goto nuts; | |
1647 | ||
760ac839 | 1648 | if (listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
1649 | RETPUSHYES; |
1650 | else | |
1651 | RETPUSHUNDEF; | |
1652 | ||
1653 | nuts: | |
1654 | if (dowarn) | |
1655 | warn("listen() on closed fd"); | |
748a9306 | 1656 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1657 | RETPUSHUNDEF; |
1658 | #else | |
1659 | DIE(no_sock_func, "listen"); | |
1660 | #endif | |
1661 | } | |
1662 | ||
1663 | PP(pp_accept) | |
1664 | { | |
1665 | dSP; dTARGET; | |
1666 | #ifdef HAS_SOCKET | |
1667 | GV *ngv; | |
1668 | GV *ggv; | |
1669 | register IO *nstio; | |
1670 | register IO *gstio; | |
4633a7c4 | 1671 | struct sockaddr saddr; /* use a struct to avoid alignment problems */ |
748a9306 | 1672 | int len = sizeof saddr; |
a0d0e21e LW |
1673 | int fd; |
1674 | ||
1675 | ggv = (GV*)POPs; | |
1676 | ngv = (GV*)POPs; | |
1677 | ||
1678 | if (!ngv) | |
1679 | goto badexit; | |
1680 | if (!ggv) | |
1681 | goto nuts; | |
1682 | ||
1683 | gstio = GvIO(ggv); | |
1684 | if (!gstio || !IoIFP(gstio)) | |
1685 | goto nuts; | |
1686 | ||
1687 | nstio = GvIOn(ngv); | |
1688 | if (IoIFP(nstio)) | |
1689 | do_close(ngv, FALSE); | |
1690 | ||
760ac839 | 1691 | fd = accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *)&saddr, &len); |
a0d0e21e LW |
1692 | if (fd < 0) |
1693 | goto badexit; | |
760ac839 LW |
1694 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"); |
1695 | IoOFP(nstio) = PerlIO_fdopen(fd, "w"); | |
a0d0e21e LW |
1696 | IoTYPE(nstio) = 's'; |
1697 | if (!IoIFP(nstio) || !IoOFP(nstio)) { | |
760ac839 LW |
1698 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
1699 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
a0d0e21e LW |
1700 | if (!IoIFP(nstio) && !IoOFP(nstio)) close(fd); |
1701 | goto badexit; | |
1702 | } | |
1703 | ||
748a9306 | 1704 | PUSHp((char *)&saddr, len); |
a0d0e21e LW |
1705 | RETURN; |
1706 | ||
1707 | nuts: | |
1708 | if (dowarn) | |
1709 | warn("accept() on closed fd"); | |
748a9306 | 1710 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1711 | |
1712 | badexit: | |
1713 | RETPUSHUNDEF; | |
1714 | ||
1715 | #else | |
1716 | DIE(no_sock_func, "accept"); | |
1717 | #endif | |
1718 | } | |
1719 | ||
1720 | PP(pp_shutdown) | |
1721 | { | |
1722 | dSP; dTARGET; | |
1723 | #ifdef HAS_SOCKET | |
1724 | int how = POPi; | |
1725 | GV *gv = (GV*)POPs; | |
1726 | register IO *io = GvIOn(gv); | |
1727 | ||
1728 | if (!io || !IoIFP(io)) | |
1729 | goto nuts; | |
1730 | ||
760ac839 | 1731 | PUSHi( shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
1732 | RETURN; |
1733 | ||
1734 | nuts: | |
1735 | if (dowarn) | |
1736 | warn("shutdown() on closed fd"); | |
748a9306 | 1737 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1738 | RETPUSHUNDEF; |
1739 | #else | |
1740 | DIE(no_sock_func, "shutdown"); | |
1741 | #endif | |
1742 | } | |
1743 | ||
1744 | PP(pp_gsockopt) | |
1745 | { | |
1746 | #ifdef HAS_SOCKET | |
1747 | return pp_ssockopt(ARGS); | |
1748 | #else | |
1749 | DIE(no_sock_func, "getsockopt"); | |
1750 | #endif | |
1751 | } | |
1752 | ||
1753 | PP(pp_ssockopt) | |
1754 | { | |
1755 | dSP; | |
1756 | #ifdef HAS_SOCKET | |
1757 | int optype = op->op_type; | |
1758 | SV *sv; | |
1759 | int fd; | |
1760 | unsigned int optname; | |
1761 | unsigned int lvl; | |
1762 | GV *gv; | |
1763 | register IO *io; | |
748a9306 | 1764 | int aint; |
a0d0e21e LW |
1765 | |
1766 | if (optype == OP_GSOCKOPT) | |
1767 | sv = sv_2mortal(NEWSV(22, 257)); | |
1768 | else | |
1769 | sv = POPs; | |
1770 | optname = (unsigned int) POPi; | |
1771 | lvl = (unsigned int) POPi; | |
1772 | ||
1773 | gv = (GV*)POPs; | |
1774 | io = GvIOn(gv); | |
1775 | if (!io || !IoIFP(io)) | |
1776 | goto nuts; | |
1777 | ||
760ac839 | 1778 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
1779 | switch (optype) { |
1780 | case OP_GSOCKOPT: | |
748a9306 | 1781 | SvGROW(sv, 257); |
a0d0e21e | 1782 | (void)SvPOK_only(sv); |
748a9306 LW |
1783 | SvCUR_set(sv,256); |
1784 | *SvEND(sv) ='\0'; | |
1785 | aint = SvCUR(sv); | |
1786 | if (getsockopt(fd, lvl, optname, SvPVX(sv), &aint) < 0) | |
a0d0e21e | 1787 | goto nuts2; |
748a9306 LW |
1788 | SvCUR_set(sv,aint); |
1789 | *SvEND(sv) ='\0'; | |
a0d0e21e LW |
1790 | PUSHs(sv); |
1791 | break; | |
1792 | case OP_SSOCKOPT: { | |
a0d0e21e LW |
1793 | STRLEN len = 0; |
1794 | char *buf = 0; | |
1795 | if (SvPOKp(sv)) | |
1796 | buf = SvPV(sv, len); | |
1797 | else if (SvOK(sv)) { | |
1798 | aint = (int)SvIV(sv); | |
1799 | buf = (char*)&aint; | |
1800 | len = sizeof(int); | |
1801 | } | |
1802 | if (setsockopt(fd, lvl, optname, buf, (int)len) < 0) | |
1803 | goto nuts2; | |
1804 | PUSHs(&sv_yes); | |
1805 | } | |
1806 | break; | |
1807 | } | |
1808 | RETURN; | |
1809 | ||
1810 | nuts: | |
1811 | if (dowarn) | |
1812 | warn("[gs]etsockopt() on closed fd"); | |
748a9306 | 1813 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1814 | nuts2: |
1815 | RETPUSHUNDEF; | |
1816 | ||
1817 | #else | |
1818 | DIE(no_sock_func, "setsockopt"); | |
1819 | #endif | |
1820 | } | |
1821 | ||
1822 | PP(pp_getsockname) | |
1823 | { | |
1824 | #ifdef HAS_SOCKET | |
1825 | return pp_getpeername(ARGS); | |
1826 | #else | |
1827 | DIE(no_sock_func, "getsockname"); | |
1828 | #endif | |
1829 | } | |
1830 | ||
1831 | PP(pp_getpeername) | |
1832 | { | |
1833 | dSP; | |
1834 | #ifdef HAS_SOCKET | |
1835 | int optype = op->op_type; | |
1836 | SV *sv; | |
1837 | int fd; | |
1838 | GV *gv = (GV*)POPs; | |
1839 | register IO *io = GvIOn(gv); | |
748a9306 | 1840 | int aint; |
a0d0e21e LW |
1841 | |
1842 | if (!io || !IoIFP(io)) | |
1843 | goto nuts; | |
1844 | ||
1845 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 LW |
1846 | (void)SvPOK_only(sv); |
1847 | SvCUR_set(sv,256); | |
1848 | *SvEND(sv) ='\0'; | |
1849 | aint = SvCUR(sv); | |
760ac839 | 1850 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
1851 | switch (optype) { |
1852 | case OP_GETSOCKNAME: | |
748a9306 | 1853 | if (getsockname(fd, (struct sockaddr *)SvPVX(sv), &aint) < 0) |
a0d0e21e LW |
1854 | goto nuts2; |
1855 | break; | |
1856 | case OP_GETPEERNAME: | |
748a9306 | 1857 | if (getpeername(fd, (struct sockaddr *)SvPVX(sv), &aint) < 0) |
a0d0e21e LW |
1858 | goto nuts2; |
1859 | break; | |
1860 | } | |
748a9306 LW |
1861 | SvCUR_set(sv,aint); |
1862 | *SvEND(sv) ='\0'; | |
a0d0e21e LW |
1863 | PUSHs(sv); |
1864 | RETURN; | |
1865 | ||
1866 | nuts: | |
1867 | if (dowarn) | |
1868 | warn("get{sock, peer}name() on closed fd"); | |
748a9306 | 1869 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
1870 | nuts2: |
1871 | RETPUSHUNDEF; | |
1872 | ||
1873 | #else | |
1874 | DIE(no_sock_func, "getpeername"); | |
1875 | #endif | |
1876 | } | |
1877 | ||
1878 | /* Stat calls. */ | |
1879 | ||
1880 | PP(pp_lstat) | |
1881 | { | |
1882 | return pp_stat(ARGS); | |
1883 | } | |
1884 | ||
1885 | PP(pp_stat) | |
1886 | { | |
1887 | dSP; | |
1888 | GV *tmpgv; | |
1889 | I32 max = 13; | |
1890 | ||
1891 | if (op->op_flags & OPf_REF) { | |
1892 | tmpgv = cGVOP->op_gv; | |
748a9306 | 1893 | do_fstat: |
a0d0e21e LW |
1894 | if (tmpgv != defgv) { |
1895 | laststype = OP_STAT; | |
1896 | statgv = tmpgv; | |
1897 | sv_setpv(statname, ""); | |
36477c24 | 1898 | laststatval = (GvIO(tmpgv) && IoIFP(GvIOp(tmpgv)) |
1899 | ? Fstat(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), &statcache) : -1); | |
a0d0e21e | 1900 | } |
36477c24 | 1901 | if (laststatval < 0) |
a0d0e21e LW |
1902 | max = 0; |
1903 | } | |
1904 | else { | |
748a9306 LW |
1905 | SV* sv = POPs; |
1906 | if (SvTYPE(sv) == SVt_PVGV) { | |
1907 | tmpgv = (GV*)sv; | |
1908 | goto do_fstat; | |
1909 | } | |
1910 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
1911 | tmpgv = (GV*)SvRV(sv); | |
1912 | goto do_fstat; | |
1913 | } | |
1914 | sv_setpv(statname, SvPV(sv,na)); | |
a0d0e21e LW |
1915 | statgv = Nullgv; |
1916 | #ifdef HAS_LSTAT | |
1917 | laststype = op->op_type; | |
1918 | if (op->op_type == OP_LSTAT) | |
1919 | laststatval = lstat(SvPV(statname, na), &statcache); | |
1920 | else | |
1921 | #endif | |
1922 | laststatval = Stat(SvPV(statname, na), &statcache); | |
1923 | if (laststatval < 0) { | |
1924 | if (dowarn && strchr(SvPV(statname, na), '\n')) | |
1925 | warn(warn_nl, "stat"); | |
1926 | max = 0; | |
1927 | } | |
1928 | } | |
1929 | ||
a0d0e21e | 1930 | if (GIMME != G_ARRAY) { |
36477c24 | 1931 | EXTEND(SP, 1); |
a0d0e21e LW |
1932 | if (max) |
1933 | RETPUSHYES; | |
1934 | else | |
1935 | RETPUSHUNDEF; | |
1936 | } | |
1937 | if (max) { | |
36477c24 | 1938 | EXTEND(SP, max); |
1939 | EXTEND_MORTAL(max); | |
1940 | ||
a0d0e21e LW |
1941 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_dev))); |
1942 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_ino))); | |
1943 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_mode))); | |
1944 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_nlink))); | |
1945 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_uid))); | |
1946 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_gid))); | |
cbdc8872 | 1947 | #ifdef USE_STAT_RDEV |
a0d0e21e | 1948 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_rdev))); |
cbdc8872 | 1949 | #else |
1950 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
1951 | #endif | |
a0d0e21e | 1952 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_size))); |
cbdc8872 | 1953 | #ifdef BIG_TIME |
1954 | PUSHs(sv_2mortal(newSVnv((U32)statcache.st_atime))); | |
1955 | PUSHs(sv_2mortal(newSVnv((U32)statcache.st_mtime))); | |
1956 | PUSHs(sv_2mortal(newSVnv((U32)statcache.st_ctime))); | |
1957 | #else | |
a0d0e21e LW |
1958 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_atime))); |
1959 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_mtime))); | |
1960 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_ctime))); | |
cbdc8872 | 1961 | #endif |
a0d0e21e LW |
1962 | #ifdef USE_STAT_BLOCKS |
1963 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_blksize))); | |
1964 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_blocks))); | |
1965 | #else | |
1966 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
1967 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
1968 | #endif | |
1969 | } | |
1970 | RETURN; | |
1971 | } | |
1972 | ||
1973 | PP(pp_ftrread) | |
1974 | { | |
1975 | I32 result = my_stat(ARGS); | |
1976 | dSP; | |
1977 | if (result < 0) | |
1978 | RETPUSHUNDEF; | |
1979 | if (cando(S_IRUSR, 0, &statcache)) | |
1980 | RETPUSHYES; | |
1981 | RETPUSHNO; | |
1982 | } | |
1983 | ||
1984 | PP(pp_ftrwrite) | |
1985 | { | |
1986 | I32 result = my_stat(ARGS); | |
1987 | dSP; | |
1988 | if (result < 0) | |
1989 | RETPUSHUNDEF; | |
1990 | if (cando(S_IWUSR, 0, &statcache)) | |
1991 | RETPUSHYES; | |
1992 | RETPUSHNO; | |
1993 | } | |
1994 | ||
1995 | PP(pp_ftrexec) | |
1996 | { | |
1997 | I32 result = my_stat(ARGS); | |
1998 | dSP; | |
1999 | if (result < 0) | |
2000 | RETPUSHUNDEF; | |
2001 | if (cando(S_IXUSR, 0, &statcache)) | |
2002 | RETPUSHYES; | |
2003 | RETPUSHNO; | |
2004 | } | |
2005 | ||
2006 | PP(pp_fteread) | |
2007 | { | |
2008 | I32 result = my_stat(ARGS); | |
2009 | dSP; | |
2010 | if (result < 0) | |
2011 | RETPUSHUNDEF; | |
2012 | if (cando(S_IRUSR, 1, &statcache)) | |
2013 | RETPUSHYES; | |
2014 | RETPUSHNO; | |
2015 | } | |
2016 | ||
2017 | PP(pp_ftewrite) | |
2018 | { | |
2019 | I32 result = my_stat(ARGS); | |
2020 | dSP; | |
2021 | if (result < 0) | |
2022 | RETPUSHUNDEF; | |
2023 | if (cando(S_IWUSR, 1, &statcache)) | |
2024 | RETPUSHYES; | |
2025 | RETPUSHNO; | |
2026 | } | |
2027 | ||
2028 | PP(pp_fteexec) | |
2029 | { | |
2030 | I32 result = my_stat(ARGS); | |
2031 | dSP; | |
2032 | if (result < 0) | |
2033 | RETPUSHUNDEF; | |
2034 | if (cando(S_IXUSR, 1, &statcache)) | |
2035 | RETPUSHYES; | |
2036 | RETPUSHNO; | |
2037 | } | |
2038 | ||
2039 | PP(pp_ftis) | |
2040 | { | |
2041 | I32 result = my_stat(ARGS); | |
2042 | dSP; | |
2043 | if (result < 0) | |
2044 | RETPUSHUNDEF; | |
2045 | RETPUSHYES; | |
2046 | } | |
2047 | ||
2048 | PP(pp_fteowned) | |
2049 | { | |
2050 | return pp_ftrowned(ARGS); | |
2051 | } | |
2052 | ||
2053 | PP(pp_ftrowned) | |
2054 | { | |
2055 | I32 result = my_stat(ARGS); | |
2056 | dSP; | |
2057 | if (result < 0) | |
2058 | RETPUSHUNDEF; | |
2059 | if (statcache.st_uid == (op->op_type == OP_FTEOWNED ? euid : uid) ) | |
2060 | RETPUSHYES; | |
2061 | RETPUSHNO; | |
2062 | } | |
2063 | ||
2064 | PP(pp_ftzero) | |
2065 | { | |
2066 | I32 result = my_stat(ARGS); | |
2067 | dSP; | |
2068 | if (result < 0) | |
2069 | RETPUSHUNDEF; | |
2070 | if (!statcache.st_size) | |
2071 | RETPUSHYES; | |
2072 | RETPUSHNO; | |
2073 | } | |
2074 | ||
2075 | PP(pp_ftsize) | |
2076 | { | |
2077 | I32 result = my_stat(ARGS); | |
2078 | dSP; dTARGET; | |
2079 | if (result < 0) | |
2080 | RETPUSHUNDEF; | |
2081 | PUSHi(statcache.st_size); | |
2082 | RETURN; | |
2083 | } | |
2084 | ||
2085 | PP(pp_ftmtime) | |
2086 | { | |
2087 | I32 result = my_stat(ARGS); | |
2088 | dSP; dTARGET; | |
2089 | if (result < 0) | |
2090 | RETPUSHUNDEF; | |
53a31ece | 2091 | PUSHn( ((I32)basetime - (I32)statcache.st_mtime) / 86400.0 ); |
a0d0e21e LW |
2092 | RETURN; |
2093 | } | |
2094 | ||
2095 | PP(pp_ftatime) | |
2096 | { | |
2097 | I32 result = my_stat(ARGS); | |
2098 | dSP; dTARGET; | |
2099 | if (result < 0) | |
2100 | RETPUSHUNDEF; | |
53a31ece | 2101 | PUSHn( ((I32)basetime - (I32)statcache.st_atime) / 86400.0 ); |
a0d0e21e LW |
2102 | RETURN; |
2103 | } | |
2104 | ||
2105 | PP(pp_ftctime) | |
2106 | { | |
2107 | I32 result = my_stat(ARGS); | |
2108 | dSP; dTARGET; | |
2109 | if (result < 0) | |
2110 | RETPUSHUNDEF; | |
53a31ece | 2111 | PUSHn( ((I32)basetime - (I32)statcache.st_ctime) / 86400.0 ); |
a0d0e21e LW |
2112 | RETURN; |
2113 | } | |
2114 | ||
2115 | PP(pp_ftsock) | |
2116 | { | |
2117 | I32 result = my_stat(ARGS); | |
2118 | dSP; | |
2119 | if (result < 0) | |
2120 | RETPUSHUNDEF; | |
2121 | if (S_ISSOCK(statcache.st_mode)) | |
2122 | RETPUSHYES; | |
2123 | RETPUSHNO; | |
2124 | } | |
2125 | ||
2126 | PP(pp_ftchr) | |
2127 | { | |
2128 | I32 result = my_stat(ARGS); | |
2129 | dSP; | |
2130 | if (result < 0) | |
2131 | RETPUSHUNDEF; | |
2132 | if (S_ISCHR(statcache.st_mode)) | |
2133 | RETPUSHYES; | |
2134 | RETPUSHNO; | |
2135 | } | |
2136 | ||
2137 | PP(pp_ftblk) | |
2138 | { | |
2139 | I32 result = my_stat(ARGS); | |
2140 | dSP; | |
2141 | if (result < 0) | |
2142 | RETPUSHUNDEF; | |
2143 | if (S_ISBLK(statcache.st_mode)) | |
2144 | RETPUSHYES; | |
2145 | RETPUSHNO; | |
2146 | } | |
2147 | ||
2148 | PP(pp_ftfile) | |
2149 | { | |
2150 | I32 result = my_stat(ARGS); | |
2151 | dSP; | |
2152 | if (result < 0) | |
2153 | RETPUSHUNDEF; | |
2154 | if (S_ISREG(statcache.st_mode)) | |
2155 | RETPUSHYES; | |
2156 | RETPUSHNO; | |
2157 | } | |
2158 | ||
2159 | PP(pp_ftdir) | |
2160 | { | |
2161 | I32 result = my_stat(ARGS); | |
2162 | dSP; | |
2163 | if (result < 0) | |
2164 | RETPUSHUNDEF; | |
2165 | if (S_ISDIR(statcache.st_mode)) | |
2166 | RETPUSHYES; | |
2167 | RETPUSHNO; | |
2168 | } | |
2169 | ||
2170 | PP(pp_ftpipe) | |
2171 | { | |
2172 | I32 result = my_stat(ARGS); | |
2173 | dSP; | |
2174 | if (result < 0) | |
2175 | RETPUSHUNDEF; | |
2176 | if (S_ISFIFO(statcache.st_mode)) | |
2177 | RETPUSHYES; | |
2178 | RETPUSHNO; | |
2179 | } | |
2180 | ||
2181 | PP(pp_ftlink) | |
2182 | { | |
2183 | I32 result = my_lstat(ARGS); | |
2184 | dSP; | |
2185 | if (result < 0) | |
2186 | RETPUSHUNDEF; | |
2187 | if (S_ISLNK(statcache.st_mode)) | |
2188 | RETPUSHYES; | |
2189 | RETPUSHNO; | |
2190 | } | |
2191 | ||
2192 | PP(pp_ftsuid) | |
2193 | { | |
2194 | dSP; | |
2195 | #ifdef S_ISUID | |
2196 | I32 result = my_stat(ARGS); | |
2197 | SPAGAIN; | |
2198 | if (result < 0) | |
2199 | RETPUSHUNDEF; | |
2200 | if (statcache.st_mode & S_ISUID) | |
2201 | RETPUSHYES; | |
2202 | #endif | |
2203 | RETPUSHNO; | |
2204 | } | |
2205 | ||
2206 | PP(pp_ftsgid) | |
2207 | { | |
2208 | dSP; | |
2209 | #ifdef S_ISGID | |
2210 | I32 result = my_stat(ARGS); | |
2211 | SPAGAIN; | |
2212 | if (result < 0) | |
2213 | RETPUSHUNDEF; | |
2214 | if (statcache.st_mode & S_ISGID) | |
2215 | RETPUSHYES; | |
2216 | #endif | |
2217 | RETPUSHNO; | |
2218 | } | |
2219 | ||
2220 | PP(pp_ftsvtx) | |
2221 | { | |
2222 | dSP; | |
2223 | #ifdef S_ISVTX | |
2224 | I32 result = my_stat(ARGS); | |
2225 | SPAGAIN; | |
2226 | if (result < 0) | |
2227 | RETPUSHUNDEF; | |
2228 | if (statcache.st_mode & S_ISVTX) | |
2229 | RETPUSHYES; | |
2230 | #endif | |
2231 | RETPUSHNO; | |
2232 | } | |
2233 | ||
2234 | PP(pp_fttty) | |
2235 | { | |
2236 | dSP; | |
2237 | int fd; | |
2238 | GV *gv; | |
2239 | char *tmps; | |
2240 | if (op->op_flags & OPf_REF) { | |
2241 | gv = cGVOP->op_gv; | |
2242 | tmps = ""; | |
2243 | } | |
2244 | else | |
2245 | gv = gv_fetchpv(tmps = POPp, FALSE, SVt_PVIO); | |
2246 | if (GvIO(gv) && IoIFP(GvIOp(gv))) | |
760ac839 | 2247 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
a0d0e21e LW |
2248 | else if (isDIGIT(*tmps)) |
2249 | fd = atoi(tmps); | |
2250 | else | |
2251 | RETPUSHUNDEF; | |
2252 | if (isatty(fd)) | |
2253 | RETPUSHYES; | |
2254 | RETPUSHNO; | |
2255 | } | |
2256 | ||
16d20bd9 AD |
2257 | #if defined(atarist) /* this will work with atariST. Configure will |
2258 | make guesses for other systems. */ | |
2259 | # define FILE_base(f) ((f)->_base) | |
2260 | # define FILE_ptr(f) ((f)->_ptr) | |
2261 | # define FILE_cnt(f) ((f)->_cnt) | |
2262 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
2263 | #endif |
2264 | ||
2265 | PP(pp_fttext) | |
2266 | { | |
2267 | dSP; | |
2268 | I32 i; | |
2269 | I32 len; | |
2270 | I32 odd = 0; | |
2271 | STDCHAR tbuf[512]; | |
2272 | register STDCHAR *s; | |
2273 | register IO *io; | |
2274 | SV *sv; | |
2275 | ||
2276 | if (op->op_flags & OPf_REF) { | |
2277 | EXTEND(SP, 1); | |
2278 | if (cGVOP->op_gv == defgv) { | |
2279 | if (statgv) | |
2280 | io = GvIO(statgv); | |
2281 | else { | |
2282 | sv = statname; | |
2283 | goto really_filename; | |
2284 | } | |
2285 | } | |
2286 | else { | |
2287 | statgv = cGVOP->op_gv; | |
2288 | sv_setpv(statname, ""); | |
2289 | io = GvIO(statgv); | |
2290 | } | |
2291 | if (io && IoIFP(io)) { | |
760ac839 LW |
2292 | if (PerlIO_has_base(IoIFP(io))) { |
2293 | Fstat(PerlIO_fileno(IoIFP(io)), &statcache); | |
a0d0e21e LW |
2294 | if (S_ISDIR(statcache.st_mode)) /* handle NFS glitch */ |
2295 | if (op->op_type == OP_FTTEXT) | |
2296 | RETPUSHNO; | |
2297 | else | |
2298 | RETPUSHYES; | |
760ac839 LW |
2299 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
2300 | i = PerlIO_getc(IoIFP(io)); | |
a0d0e21e | 2301 | if (i != EOF) |
760ac839 | 2302 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 2303 | } |
760ac839 | 2304 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 2305 | RETPUSHYES; |
760ac839 LW |
2306 | len = PerlIO_get_bufsiz(IoIFP(io)); |
2307 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
2308 | /* sfio can have large buffers - limit to 512 */ | |
2309 | if (len > 512) | |
2310 | len = 512; | |
2311 | } | |
2312 | else { | |
a0d0e21e | 2313 | DIE("-T and -B not implemented on filehandles"); |
760ac839 | 2314 | } |
a0d0e21e LW |
2315 | } |
2316 | else { | |
2317 | if (dowarn) | |
2318 | warn("Test on unopened file <%s>", | |
2319 | GvENAME(cGVOP->op_gv)); | |
748a9306 | 2320 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
2321 | RETPUSHUNDEF; |
2322 | } | |
2323 | } | |
2324 | else { | |
2325 | sv = POPs; | |
2326 | statgv = Nullgv; | |
2327 | sv_setpv(statname, SvPV(sv, na)); | |
2328 | really_filename: | |
2329 | #ifdef HAS_OPEN3 | |
2330 | i = open(SvPV(sv, na), O_RDONLY, 0); | |
2331 | #else | |
2332 | i = open(SvPV(sv, na), 0); | |
2333 | #endif | |
2334 | if (i < 0) { | |
2335 | if (dowarn && strchr(SvPV(sv, na), '\n')) | |
2336 | warn(warn_nl, "open"); | |
2337 | RETPUSHUNDEF; | |
2338 | } | |
2339 | Fstat(i, &statcache); | |
2340 | len = read(i, tbuf, 512); | |
2341 | (void)close(i); | |
2342 | if (len <= 0) { | |
2343 | if (S_ISDIR(statcache.st_mode) && op->op_type == OP_FTTEXT) | |
2344 | RETPUSHNO; /* special case NFS directories */ | |
2345 | RETPUSHYES; /* null file is anything */ | |
2346 | } | |
2347 | s = tbuf; | |
2348 | } | |
2349 | ||
2350 | /* now scan s to look for textiness */ | |
4633a7c4 | 2351 | /* XXX ASCII dependent code */ |
a0d0e21e LW |
2352 | |
2353 | for (i = 0; i < len; i++, s++) { | |
2354 | if (!*s) { /* null never allowed in text */ | |
2355 | odd += len; | |
2356 | break; | |
2357 | } | |
2358 | else if (*s & 128) | |
2359 | odd++; | |
2360 | else if (*s < 32 && | |
2361 | *s != '\n' && *s != '\r' && *s != '\b' && | |
2362 | *s != '\t' && *s != '\f' && *s != 27) | |
2363 | odd++; | |
2364 | } | |
2365 | ||
4633a7c4 | 2366 | if ((odd * 3 > len) == (op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
2367 | RETPUSHNO; |
2368 | else | |
2369 | RETPUSHYES; | |
2370 | } | |
2371 | ||
2372 | PP(pp_ftbinary) | |
2373 | { | |
2374 | return pp_fttext(ARGS); | |
2375 | } | |
2376 | ||
2377 | /* File calls. */ | |
2378 | ||
2379 | PP(pp_chdir) | |
2380 | { | |
2381 | dSP; dTARGET; | |
2382 | char *tmps; | |
2383 | SV **svp; | |
2384 | ||
2385 | if (MAXARG < 1) | |
2386 | tmps = Nullch; | |
2387 | else | |
2388 | tmps = POPp; | |
2389 | if (!tmps || !*tmps) { | |
2390 | svp = hv_fetch(GvHVn(envgv), "HOME", 4, FALSE); | |
2391 | if (svp) | |
2392 | tmps = SvPV(*svp, na); | |
2393 | } | |
2394 | if (!tmps || !*tmps) { | |
2395 | svp = hv_fetch(GvHVn(envgv), "LOGDIR", 6, FALSE); | |
2396 | if (svp) | |
2397 | tmps = SvPV(*svp, na); | |
2398 | } | |
2399 | TAINT_PROPER("chdir"); | |
2400 | PUSHi( chdir(tmps) >= 0 ); | |
748a9306 LW |
2401 | #ifdef VMS |
2402 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
2403 | * in the future. */ | |
4633a7c4 | 2404 | hv_delete(GvHVn(envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 2405 | #endif |
a0d0e21e LW |
2406 | RETURN; |
2407 | } | |
2408 | ||
2409 | PP(pp_chown) | |
2410 | { | |
2411 | dSP; dMARK; dTARGET; | |
2412 | I32 value; | |
2413 | #ifdef HAS_CHOWN | |
2414 | value = (I32)apply(op->op_type, MARK, SP); | |
2415 | SP = MARK; | |
2416 | PUSHi(value); | |
2417 | RETURN; | |
2418 | #else | |
2419 | DIE(no_func, "Unsupported function chown"); | |
2420 | #endif | |
2421 | } | |
2422 | ||
2423 | PP(pp_chroot) | |
2424 | { | |
2425 | dSP; dTARGET; | |
2426 | char *tmps; | |
2427 | #ifdef HAS_CHROOT | |
2428 | tmps = POPp; | |
2429 | TAINT_PROPER("chroot"); | |
2430 | PUSHi( chroot(tmps) >= 0 ); | |
2431 | RETURN; | |
2432 | #else | |
2433 | DIE(no_func, "chroot"); | |
2434 | #endif | |
2435 | } | |
2436 | ||
2437 | PP(pp_unlink) | |
2438 | { | |
2439 | dSP; dMARK; dTARGET; | |
2440 | I32 value; | |
2441 | value = (I32)apply(op->op_type, MARK, SP); | |
2442 | SP = MARK; | |
2443 | PUSHi(value); | |
2444 | RETURN; | |
2445 | } | |
2446 | ||
2447 | PP(pp_chmod) | |
2448 | { | |
2449 | dSP; dMARK; dTARGET; | |
2450 | I32 value; | |
2451 | value = (I32)apply(op->op_type, MARK, SP); | |
2452 | SP = MARK; | |
2453 | PUSHi(value); | |
2454 | RETURN; | |
2455 | } | |
2456 | ||
2457 | PP(pp_utime) | |
2458 | { | |
2459 | dSP; dMARK; dTARGET; | |
2460 | I32 value; | |
2461 | value = (I32)apply(op->op_type, MARK, SP); | |
2462 | SP = MARK; | |
2463 | PUSHi(value); | |
2464 | RETURN; | |
2465 | } | |
2466 | ||
2467 | PP(pp_rename) | |
2468 | { | |
2469 | dSP; dTARGET; | |
2470 | int anum; | |
2471 | ||
2472 | char *tmps2 = POPp; | |
2473 | char *tmps = SvPV(TOPs, na); | |
2474 | TAINT_PROPER("rename"); | |
2475 | #ifdef HAS_RENAME | |
2476 | anum = rename(tmps, tmps2); | |
2477 | #else | |
2478 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ | |
2479 | anum = 1; | |
2480 | else { | |
2481 | if (euid || Stat(tmps2, &statbuf) < 0 || !S_ISDIR(statbuf.st_mode)) | |
2482 | (void)UNLINK(tmps2); | |
2483 | if (!(anum = link(tmps, tmps2))) | |
2484 | anum = UNLINK(tmps); | |
2485 | } | |
2486 | #endif | |
2487 | SETi( anum >= 0 ); | |
2488 | RETURN; | |
2489 | } | |
2490 | ||
2491 | PP(pp_link) | |
2492 | { | |
2493 | dSP; dTARGET; | |
2494 | #ifdef HAS_LINK | |
2495 | char *tmps2 = POPp; | |
2496 | char *tmps = SvPV(TOPs, na); | |
2497 | TAINT_PROPER("link"); | |
2498 | SETi( link(tmps, tmps2) >= 0 ); | |
2499 | #else | |
2500 | DIE(no_func, "Unsupported function link"); | |
2501 | #endif | |
2502 | RETURN; | |
2503 | } | |
2504 | ||
2505 | PP(pp_symlink) | |
2506 | { | |
2507 | dSP; dTARGET; | |
2508 | #ifdef HAS_SYMLINK | |
2509 | char *tmps2 = POPp; | |
2510 | char *tmps = SvPV(TOPs, na); | |
2511 | TAINT_PROPER("symlink"); | |
2512 | SETi( symlink(tmps, tmps2) >= 0 ); | |
2513 | RETURN; | |
2514 | #else | |
2515 | DIE(no_func, "symlink"); | |
2516 | #endif | |
2517 | } | |
2518 | ||
2519 | PP(pp_readlink) | |
2520 | { | |
2521 | dSP; dTARGET; | |
2522 | #ifdef HAS_SYMLINK | |
2523 | char *tmps; | |
2524 | int len; | |
2525 | tmps = POPp; | |
2526 | len = readlink(tmps, buf, sizeof buf); | |
2527 | EXTEND(SP, 1); | |
2528 | if (len < 0) | |
2529 | RETPUSHUNDEF; | |
2530 | PUSHp(buf, len); | |
2531 | RETURN; | |
2532 | #else | |
2533 | EXTEND(SP, 1); | |
2534 | RETSETUNDEF; /* just pretend it's a normal file */ | |
2535 | #endif | |
2536 | } | |
2537 | ||
2538 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
2539 | static int | |
2540 | dooneliner(cmd, filename) | |
2541 | char *cmd; | |
2542 | char *filename; | |
2543 | { | |
2544 | char mybuf[8192]; | |
16d20bd9 | 2545 | char *s, |
5d94fbed | 2546 | *save_filename = filename; |
a0d0e21e | 2547 | int anum = 1; |
760ac839 | 2548 | PerlIO *myfp; |
a0d0e21e LW |
2549 | |
2550 | strcpy(mybuf, cmd); | |
2551 | strcat(mybuf, " "); | |
2552 | for (s = mybuf+strlen(mybuf); *filename; ) { | |
2553 | *s++ = '\\'; | |
2554 | *s++ = *filename++; | |
2555 | } | |
2556 | strcpy(s, " 2>&1"); | |
2557 | myfp = my_popen(mybuf, "r"); | |
2558 | if (myfp) { | |
2559 | *mybuf = '\0'; | |
760ac839 LW |
2560 | /* Need to save/restore 'rs' ?? */ |
2561 | s = sv_gets(tmpsv, myfp, 0); | |
a0d0e21e LW |
2562 | (void)my_pclose(myfp); |
2563 | if (s != Nullch) { | |
2564 | for (errno = 1; errno < sys_nerr; errno++) { | |
2565 | #ifdef HAS_SYS_ERRLIST | |
2566 | if (instr(mybuf, sys_errlist[errno])) /* you don't see this */ | |
2567 | return 0; | |
2568 | #else | |
2569 | char *errmsg; /* especially if it isn't there */ | |
2570 | ||
2571 | if (instr(mybuf, | |
2572 | (errmsg = strerror(errno)) ? errmsg : "NoErRoR")) | |
2573 | return 0; | |
2574 | #endif | |
2575 | } | |
748a9306 | 2576 | SETERRNO(0,0); |
a0d0e21e LW |
2577 | #ifndef EACCES |
2578 | #define EACCES EPERM | |
2579 | #endif | |
2580 | if (instr(mybuf, "cannot make")) | |
748a9306 | 2581 | SETERRNO(EEXIST,RMS$_FEX); |
a0d0e21e | 2582 | else if (instr(mybuf, "existing file")) |
748a9306 | 2583 | SETERRNO(EEXIST,RMS$_FEX); |
a0d0e21e | 2584 | else if (instr(mybuf, "ile exists")) |
748a9306 | 2585 | SETERRNO(EEXIST,RMS$_FEX); |
a0d0e21e | 2586 | else if (instr(mybuf, "non-exist")) |
748a9306 | 2587 | SETERRNO(ENOENT,RMS$_FNF); |
a0d0e21e | 2588 | else if (instr(mybuf, "does not exist")) |
748a9306 | 2589 | SETERRNO(ENOENT,RMS$_FNF); |
a0d0e21e | 2590 | else if (instr(mybuf, "not empty")) |
748a9306 | 2591 | SETERRNO(EBUSY,SS$_DEVOFFLINE); |
a0d0e21e | 2592 | else if (instr(mybuf, "cannot access")) |
748a9306 | 2593 | SETERRNO(EACCES,RMS$_PRV); |
a0d0e21e | 2594 | else |
748a9306 | 2595 | SETERRNO(EPERM,RMS$_PRV); |
a0d0e21e LW |
2596 | return 0; |
2597 | } | |
2598 | else { /* some mkdirs return no failure indication */ | |
5d94fbed | 2599 | anum = (Stat(save_filename, &statbuf) >= 0); |
a0d0e21e LW |
2600 | if (op->op_type == OP_RMDIR) |
2601 | anum = !anum; | |
2602 | if (anum) | |
748a9306 | 2603 | SETERRNO(0,0); |
a0d0e21e | 2604 | else |
748a9306 | 2605 | SETERRNO(EACCES,RMS$_PRV); /* a guess */ |
a0d0e21e LW |
2606 | } |
2607 | return anum; | |
2608 | } | |
2609 | else | |
2610 | return 0; | |
2611 | } | |
2612 | #endif | |
2613 | ||
2614 | PP(pp_mkdir) | |
2615 | { | |
2616 | dSP; dTARGET; | |
2617 | int mode = POPi; | |
2618 | #ifndef HAS_MKDIR | |
2619 | int oldumask; | |
2620 | #endif | |
2621 | char *tmps = SvPV(TOPs, na); | |
2622 | ||
2623 | TAINT_PROPER("mkdir"); | |
2624 | #ifdef HAS_MKDIR | |
2625 | SETi( mkdir(tmps, mode) >= 0 ); | |
2626 | #else | |
2627 | SETi( dooneliner("mkdir", tmps) ); | |
2628 | oldumask = umask(0); | |
2629 | umask(oldumask); | |
2630 | chmod(tmps, (mode & ~oldumask) & 0777); | |
2631 | #endif | |
2632 | RETURN; | |
2633 | } | |
2634 | ||
2635 | PP(pp_rmdir) | |
2636 | { | |
2637 | dSP; dTARGET; | |
2638 | char *tmps; | |
2639 | ||
2640 | tmps = POPp; | |
2641 | TAINT_PROPER("rmdir"); | |
2642 | #ifdef HAS_RMDIR | |
2643 | XPUSHi( rmdir(tmps) >= 0 ); | |
2644 | #else | |
2645 | XPUSHi( dooneliner("rmdir", tmps) ); | |
2646 | #endif | |
2647 | RETURN; | |
2648 | } | |
2649 | ||
2650 | /* Directory calls. */ | |
2651 | ||
2652 | PP(pp_open_dir) | |
2653 | { | |
2654 | dSP; | |
2655 | #if defined(Direntry_t) && defined(HAS_READDIR) | |
2656 | char *dirname = POPp; | |
2657 | GV *gv = (GV*)POPs; | |
2658 | register IO *io = GvIOn(gv); | |
2659 | ||
2660 | if (!io) | |
2661 | goto nope; | |
2662 | ||
2663 | if (IoDIRP(io)) | |
2664 | closedir(IoDIRP(io)); | |
2665 | if (!(IoDIRP(io) = opendir(dirname))) | |
2666 | goto nope; | |
2667 | ||
2668 | RETPUSHYES; | |
2669 | nope: | |
2670 | if (!errno) | |
748a9306 | 2671 | SETERRNO(EBADF,RMS$_DIR); |
a0d0e21e LW |
2672 | RETPUSHUNDEF; |
2673 | #else | |
2674 | DIE(no_dir_func, "opendir"); | |
2675 | #endif | |
2676 | } | |
2677 | ||
2678 | PP(pp_readdir) | |
2679 | { | |
2680 | dSP; | |
2681 | #if defined(Direntry_t) && defined(HAS_READDIR) | |
2682 | #ifndef I_DIRENT | |
2683 | Direntry_t *readdir _((DIR *)); | |
2684 | #endif | |
2685 | register Direntry_t *dp; | |
2686 | GV *gv = (GV*)POPs; | |
2687 | register IO *io = GvIOn(gv); | |
2688 | ||
2689 | if (!io || !IoDIRP(io)) | |
2690 | goto nope; | |
2691 | ||
2692 | if (GIMME == G_ARRAY) { | |
2693 | /*SUPPRESS 560*/ | |
2694 | while (dp = (Direntry_t *)readdir(IoDIRP(io))) { | |
2695 | #ifdef DIRNAMLEN | |
2696 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, dp->d_namlen))); | |
2697 | #else | |
2698 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, 0))); | |
2699 | #endif | |
2700 | } | |
2701 | } | |
2702 | else { | |
2703 | if (!(dp = (Direntry_t *)readdir(IoDIRP(io)))) | |
2704 | goto nope; | |
2705 | #ifdef DIRNAMLEN | |
2706 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, dp->d_namlen))); | |
2707 | #else | |
2708 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, 0))); | |
2709 | #endif | |
2710 | } | |
2711 | RETURN; | |
2712 | ||
2713 | nope: | |
2714 | if (!errno) | |
748a9306 | 2715 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2716 | if (GIMME == G_ARRAY) |
2717 | RETURN; | |
2718 | else | |
2719 | RETPUSHUNDEF; | |
2720 | #else | |
2721 | DIE(no_dir_func, "readdir"); | |
2722 | #endif | |
2723 | } | |
2724 | ||
2725 | PP(pp_telldir) | |
2726 | { | |
2727 | dSP; dTARGET; | |
2728 | #if defined(HAS_TELLDIR) || defined(telldir) | |
2729 | #if !defined(telldir) && !defined(HAS_TELLDIR_PROTOTYPE) | |
2730 | long telldir _((DIR *)); | |
2731 | #endif | |
2732 | GV *gv = (GV*)POPs; | |
2733 | register IO *io = GvIOn(gv); | |
2734 | ||
2735 | if (!io || !IoDIRP(io)) | |
2736 | goto nope; | |
2737 | ||
2738 | PUSHi( telldir(IoDIRP(io)) ); | |
2739 | RETURN; | |
2740 | nope: | |
2741 | if (!errno) | |
748a9306 | 2742 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2743 | RETPUSHUNDEF; |
2744 | #else | |
2745 | DIE(no_dir_func, "telldir"); | |
2746 | #endif | |
2747 | } | |
2748 | ||
2749 | PP(pp_seekdir) | |
2750 | { | |
2751 | dSP; | |
2752 | #if defined(HAS_SEEKDIR) || defined(seekdir) | |
2753 | long along = POPl; | |
2754 | GV *gv = (GV*)POPs; | |
2755 | register IO *io = GvIOn(gv); | |
2756 | ||
2757 | if (!io || !IoDIRP(io)) | |
2758 | goto nope; | |
2759 | ||
2760 | (void)seekdir(IoDIRP(io), along); | |
2761 | ||
2762 | RETPUSHYES; | |
2763 | nope: | |
2764 | if (!errno) | |
748a9306 | 2765 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2766 | RETPUSHUNDEF; |
2767 | #else | |
2768 | DIE(no_dir_func, "seekdir"); | |
2769 | #endif | |
2770 | } | |
2771 | ||
2772 | PP(pp_rewinddir) | |
2773 | { | |
2774 | dSP; | |
2775 | #if defined(HAS_REWINDDIR) || defined(rewinddir) | |
2776 | GV *gv = (GV*)POPs; | |
2777 | register IO *io = GvIOn(gv); | |
2778 | ||
2779 | if (!io || !IoDIRP(io)) | |
2780 | goto nope; | |
2781 | ||
2782 | (void)rewinddir(IoDIRP(io)); | |
2783 | RETPUSHYES; | |
2784 | nope: | |
2785 | if (!errno) | |
748a9306 | 2786 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
2787 | RETPUSHUNDEF; |
2788 | #else | |
2789 | DIE(no_dir_func, "rewinddir"); | |
2790 | #endif | |
2791 | } | |
2792 | ||
2793 | PP(pp_closedir) | |
2794 | { | |
2795 | dSP; | |
2796 | #if defined(Direntry_t) && defined(HAS_READDIR) | |
2797 | GV *gv = (GV*)POPs; | |
2798 | register IO *io = GvIOn(gv); | |
2799 | ||
2800 | if (!io || !IoDIRP(io)) | |
2801 | goto nope; | |
2802 | ||
2803 | #ifdef VOID_CLOSEDIR | |
2804 | closedir(IoDIRP(io)); | |
2805 | #else | |
748a9306 LW |
2806 | if (closedir(IoDIRP(io)) < 0) { |
2807 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ | |
a0d0e21e | 2808 | goto nope; |
748a9306 | 2809 | } |
a0d0e21e LW |
2810 | #endif |
2811 | IoDIRP(io) = 0; | |
2812 | ||
2813 | RETPUSHYES; | |
2814 | nope: | |
2815 | if (!errno) | |
748a9306 | 2816 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
2817 | RETPUSHUNDEF; |
2818 | #else | |
2819 | DIE(no_dir_func, "closedir"); | |
2820 | #endif | |
2821 | } | |
2822 | ||
2823 | /* Process control. */ | |
2824 | ||
2825 | PP(pp_fork) | |
2826 | { | |
2827 | dSP; dTARGET; | |
2828 | int childpid; | |
2829 | GV *tmpgv; | |
2830 | ||
2831 | EXTEND(SP, 1); | |
2832 | #ifdef HAS_FORK | |
2833 | childpid = fork(); | |
2834 | if (childpid < 0) | |
2835 | RETSETUNDEF; | |
2836 | if (!childpid) { | |
2837 | /*SUPPRESS 560*/ | |
2838 | if (tmpgv = gv_fetchpv("$", TRUE, SVt_PV)) | |
2839 | sv_setiv(GvSV(tmpgv), (I32)getpid()); | |
2840 | hv_clear(pidstatus); /* no kids, so don't wait for 'em */ | |
2841 | } | |
2842 | PUSHi(childpid); | |
2843 | RETURN; | |
2844 | #else | |
2845 | DIE(no_func, "Unsupported function fork"); | |
2846 | #endif | |
2847 | } | |
2848 | ||
2849 | PP(pp_wait) | |
2850 | { | |
2851 | dSP; dTARGET; | |
2852 | int childpid; | |
2853 | int argflags; | |
2854 | I32 value; | |
2855 | ||
2856 | EXTEND(SP, 1); | |
2857 | #ifdef HAS_WAIT | |
2858 | childpid = wait(&argflags); | |
2859 | if (childpid > 0) | |
2860 | pidgone(childpid, argflags); | |
2861 | value = (I32)childpid; | |
748a9306 | 2862 | statusvalue = FIXSTATUS(argflags); |
a0d0e21e LW |
2863 | PUSHi(value); |
2864 | RETURN; | |
2865 | #else | |
2866 | DIE(no_func, "Unsupported function wait"); | |
2867 | #endif | |
2868 | } | |
2869 | ||
2870 | PP(pp_waitpid) | |
2871 | { | |
2872 | dSP; dTARGET; | |
2873 | int childpid; | |
2874 | int optype; | |
2875 | int argflags; | |
2876 | I32 value; | |
2877 | ||
2878 | #ifdef HAS_WAIT | |
2879 | optype = POPi; | |
2880 | childpid = TOPi; | |
2881 | childpid = wait4pid(childpid, &argflags, optype); | |
2882 | value = (I32)childpid; | |
748a9306 | 2883 | statusvalue = FIXSTATUS(argflags); |
a0d0e21e LW |
2884 | SETi(value); |
2885 | RETURN; | |
2886 | #else | |
2887 | DIE(no_func, "Unsupported function wait"); | |
2888 | #endif | |
2889 | } | |
2890 | ||
2891 | PP(pp_system) | |
2892 | { | |
2893 | dSP; dMARK; dORIGMARK; dTARGET; | |
2894 | I32 value; | |
2895 | int childpid; | |
2896 | int result; | |
2897 | int status; | |
ff68c719 | 2898 | Sigsave_t ihand,qhand; /* place to save signals during system() */ |
a0d0e21e | 2899 | |
55497cff | 2900 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) |
a0d0e21e LW |
2901 | if (SP - MARK == 1) { |
2902 | if (tainting) { | |
2903 | char *junk = SvPV(TOPs, na); | |
2904 | TAINT_ENV(); | |
2905 | TAINT_PROPER("system"); | |
2906 | } | |
2907 | } | |
2908 | while ((childpid = vfork()) == -1) { | |
2909 | if (errno != EAGAIN) { | |
2910 | value = -1; | |
2911 | SP = ORIGMARK; | |
2912 | PUSHi(value); | |
2913 | RETURN; | |
2914 | } | |
2915 | sleep(5); | |
2916 | } | |
2917 | if (childpid > 0) { | |
ff68c719 | 2918 | rsignal_save(SIGINT, SIG_IGN, &ihand); |
2919 | rsignal_save(SIGQUIT, SIG_IGN, &qhand); | |
748a9306 LW |
2920 | do { |
2921 | result = wait4pid(childpid, &status, 0); | |
2922 | } while (result == -1 && errno == EINTR); | |
ff68c719 | 2923 | (void)rsignal_restore(SIGINT, &ihand); |
2924 | (void)rsignal_restore(SIGQUIT, &qhand); | |
748a9306 | 2925 | statusvalue = FIXSTATUS(status); |
a0d0e21e LW |
2926 | if (result < 0) |
2927 | value = -1; | |
2928 | else { | |
2929 | value = (I32)((unsigned int)status & 0xffff); | |
2930 | } | |
2931 | do_execfree(); /* free any memory child malloced on vfork */ | |
2932 | SP = ORIGMARK; | |
2933 | PUSHi(value); | |
2934 | RETURN; | |
2935 | } | |
2936 | if (op->op_flags & OPf_STACKED) { | |
2937 | SV *really = *++MARK; | |
2938 | value = (I32)do_aexec(really, MARK, SP); | |
2939 | } | |
2940 | else if (SP - MARK != 1) | |
2941 | value = (I32)do_aexec(Nullsv, MARK, SP); | |
2942 | else { | |
2943 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), na)); | |
2944 | } | |
2945 | _exit(-1); | |
c3293030 | 2946 | #else /* ! FORK or VMS or OS/2 */ |
a0d0e21e LW |
2947 | if (op->op_flags & OPf_STACKED) { |
2948 | SV *really = *++MARK; | |
2949 | value = (I32)do_aspawn(really, MARK, SP); | |
2950 | } | |
2951 | else if (SP - MARK != 1) | |
2952 | value = (I32)do_aspawn(Nullsv, MARK, SP); | |
2953 | else { | |
2954 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), na)); | |
2955 | } | |
4633a7c4 | 2956 | statusvalue = FIXSTATUS(value); |
a0d0e21e LW |
2957 | do_execfree(); |
2958 | SP = ORIGMARK; | |
2959 | PUSHi(value); | |
2960 | #endif /* !FORK or VMS */ | |
2961 | RETURN; | |
2962 | } | |
2963 | ||
2964 | PP(pp_exec) | |
2965 | { | |
2966 | dSP; dMARK; dORIGMARK; dTARGET; | |
2967 | I32 value; | |
2968 | ||
2969 | if (op->op_flags & OPf_STACKED) { | |
2970 | SV *really = *++MARK; | |
2971 | value = (I32)do_aexec(really, MARK, SP); | |
2972 | } | |
2973 | else if (SP - MARK != 1) | |
2974 | #ifdef VMS | |
2975 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
2976 | #else | |
2977 | value = (I32)do_aexec(Nullsv, MARK, SP); | |
2978 | #endif | |
2979 | else { | |
2980 | if (tainting) { | |
2981 | char *junk = SvPV(*SP, na); | |
2982 | TAINT_ENV(); | |
2983 | TAINT_PROPER("exec"); | |
2984 | } | |
2985 | #ifdef VMS | |
2986 | value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), na)); | |
2987 | #else | |
2988 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), na)); | |
2989 | #endif | |
2990 | } | |
2991 | SP = ORIGMARK; | |
2992 | PUSHi(value); | |
2993 | RETURN; | |
2994 | } | |
2995 | ||
2996 | PP(pp_kill) | |
2997 | { | |
2998 | dSP; dMARK; dTARGET; | |
2999 | I32 value; | |
3000 | #ifdef HAS_KILL | |
3001 | value = (I32)apply(op->op_type, MARK, SP); | |
3002 | SP = MARK; | |
3003 | PUSHi(value); | |
3004 | RETURN; | |
3005 | #else | |
3006 | DIE(no_func, "Unsupported function kill"); | |
3007 | #endif | |
3008 | } | |
3009 | ||
3010 | PP(pp_getppid) | |
3011 | { | |
3012 | #ifdef HAS_GETPPID | |
3013 | dSP; dTARGET; | |
3014 | XPUSHi( getppid() ); | |
3015 | RETURN; | |
3016 | #else | |
3017 | DIE(no_func, "getppid"); | |
3018 | #endif | |
3019 | } | |
3020 | ||
3021 | PP(pp_getpgrp) | |
3022 | { | |
3023 | #ifdef HAS_GETPGRP | |
3024 | dSP; dTARGET; | |
3025 | int pid; | |
3026 | I32 value; | |
3027 | ||
3028 | if (MAXARG < 1) | |
3029 | pid = 0; | |
3030 | else | |
3031 | pid = SvIVx(POPs); | |
c3293030 IZ |
3032 | #ifdef BSD_GETPGRP |
3033 | value = (I32)BSD_GETPGRP(pid); | |
a0d0e21e LW |
3034 | #else |
3035 | if (pid != 0) | |
3036 | DIE("POSIX getpgrp can't take an argument"); | |
3037 | value = (I32)getpgrp(); | |
3038 | #endif | |
3039 | XPUSHi(value); | |
3040 | RETURN; | |
3041 | #else | |
3042 | DIE(no_func, "getpgrp()"); | |
3043 | #endif | |
3044 | } | |
3045 | ||
3046 | PP(pp_setpgrp) | |
3047 | { | |
3048 | #ifdef HAS_SETPGRP | |
3049 | dSP; dTARGET; | |
3050 | int pgrp; | |
3051 | int pid; | |
3052 | if (MAXARG < 2) { | |
3053 | pgrp = 0; | |
3054 | pid = 0; | |
3055 | } | |
3056 | else { | |
3057 | pgrp = POPi; | |
3058 | pid = TOPi; | |
3059 | } | |
3060 | ||
3061 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
3062 | #ifdef BSD_SETPGRP |
3063 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e LW |
3064 | #else |
3065 | if ((pgrp != 0) || (pid != 0)) { | |
3066 | DIE("POSIX setpgrp can't take an argument"); | |
3067 | } | |
3068 | SETi( setpgrp() >= 0 ); | |
3069 | #endif /* USE_BSDPGRP */ | |
3070 | RETURN; | |
3071 | #else | |
3072 | DIE(no_func, "setpgrp()"); | |
3073 | #endif | |
3074 | } | |
3075 | ||
3076 | PP(pp_getpriority) | |
3077 | { | |
3078 | dSP; dTARGET; | |
3079 | int which; | |
3080 | int who; | |
3081 | #ifdef HAS_GETPRIORITY | |
3082 | who = POPi; | |
3083 | which = TOPi; | |
3084 | SETi( getpriority(which, who) ); | |
3085 | RETURN; | |
3086 | #else | |
3087 | DIE(no_func, "getpriority()"); | |
3088 | #endif | |
3089 | } | |
3090 | ||
3091 | PP(pp_setpriority) | |
3092 | { | |
3093 | dSP; dTARGET; | |
3094 | int which; | |
3095 | int who; | |
3096 | int niceval; | |
3097 | #ifdef HAS_SETPRIORITY | |
3098 | niceval = POPi; | |
3099 | who = POPi; | |
3100 | which = TOPi; | |
3101 | TAINT_PROPER("setpriority"); | |
3102 | SETi( setpriority(which, who, niceval) >= 0 ); | |
3103 | RETURN; | |
3104 | #else | |
3105 | DIE(no_func, "setpriority()"); | |
3106 | #endif | |
3107 | } | |
3108 | ||
3109 | /* Time calls. */ | |
3110 | ||
3111 | PP(pp_time) | |
3112 | { | |
3113 | dSP; dTARGET; | |
cbdc8872 | 3114 | #ifdef BIG_TIME |
3115 | XPUSHn( time(Null(Time_t*)) ); | |
3116 | #else | |
a0d0e21e | 3117 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 3118 | #endif |
a0d0e21e LW |
3119 | RETURN; |
3120 | } | |
3121 | ||
cd52b7b2 | 3122 | /* XXX The POSIX name is CLK_TCK; it is to be preferred |
3123 | to HZ. Probably. For now, assume that if the system | |
3124 | defines HZ, it does so correctly. (Will this break | |
3125 | on VMS?) | |
3126 | Probably we ought to use _sysconf(_SC_CLK_TCK), if | |
3127 | it's supported. --AD 9/96. | |
3128 | */ | |
3129 | ||
a0d0e21e | 3130 | #ifndef HZ |
cd52b7b2 | 3131 | # ifdef CLK_TCK |
3132 | # define HZ CLK_TCK | |
3133 | # else | |
3134 | # define HZ 60 | |
3135 | # endif | |
a0d0e21e LW |
3136 | #endif |
3137 | ||
3138 | PP(pp_tms) | |
3139 | { | |
3140 | dSP; | |
3141 | ||
55497cff | 3142 | #ifndef HAS_TIMES |
a0d0e21e LW |
3143 | DIE("times not implemented"); |
3144 | #else | |
3145 | EXTEND(SP, 4); | |
3146 | ||
3147 | #ifndef VMS | |
3148 | (void)times(×buf); | |
3149 | #else | |
3150 | (void)times((tbuffer_t *)×buf); /* time.h uses different name for */ | |
3151 | /* struct tms, though same data */ | |
3152 | /* is returned. */ | |
3153 | #endif | |
3154 | ||
3155 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_utime)/HZ))); | |
3156 | if (GIMME == G_ARRAY) { | |
3157 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_stime)/HZ))); | |
3158 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_cutime)/HZ))); | |
3159 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_cstime)/HZ))); | |
3160 | } | |
3161 | RETURN; | |
55497cff | 3162 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
3163 | } |
3164 | ||
3165 | PP(pp_localtime) | |
3166 | { | |
3167 | return pp_gmtime(ARGS); | |
3168 | } | |
3169 | ||
3170 | PP(pp_gmtime) | |
3171 | { | |
3172 | dSP; | |
3173 | Time_t when; | |
3174 | struct tm *tmbuf; | |
3175 | static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
3176 | static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
3177 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
3178 | ||
3179 | if (MAXARG < 1) | |
3180 | (void)time(&when); | |
3181 | else | |
cbdc8872 | 3182 | #ifdef BIG_TIME |
3183 | when = (Time_t)SvNVx(POPs); | |
3184 | #else | |
a0d0e21e | 3185 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 3186 | #endif |
a0d0e21e LW |
3187 | |
3188 | if (op->op_type == OP_LOCALTIME) | |
3189 | tmbuf = localtime(&when); | |
3190 | else | |
3191 | tmbuf = gmtime(&when); | |
3192 | ||
3193 | EXTEND(SP, 9); | |
bbce6d69 | 3194 | EXTEND_MORTAL(9); |
a0d0e21e LW |
3195 | if (GIMME != G_ARRAY) { |
3196 | dTARGET; | |
3197 | char mybuf[30]; | |
3198 | if (!tmbuf) | |
3199 | RETPUSHUNDEF; | |
3200 | sprintf(mybuf, "%s %s %2d %02d:%02d:%02d %d", | |
3201 | dayname[tmbuf->tm_wday], | |
3202 | monname[tmbuf->tm_mon], | |
3203 | tmbuf->tm_mday, | |
3204 | tmbuf->tm_hour, | |
3205 | tmbuf->tm_min, | |
3206 | tmbuf->tm_sec, | |
3207 | tmbuf->tm_year + 1900); | |
3208 | PUSHp(mybuf, strlen(mybuf)); | |
3209 | } | |
3210 | else if (tmbuf) { | |
3211 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_sec))); | |
3212 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_min))); | |
3213 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_hour))); | |
3214 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_mday))); | |
3215 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_mon))); | |
3216 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_year))); | |
3217 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_wday))); | |
3218 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_yday))); | |
3219 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_isdst))); | |
3220 | } | |
3221 | RETURN; | |
3222 | } | |
3223 | ||
3224 | PP(pp_alarm) | |
3225 | { | |
3226 | dSP; dTARGET; | |
3227 | int anum; | |
3228 | #ifdef HAS_ALARM | |
3229 | anum = POPi; | |
3230 | anum = alarm((unsigned int)anum); | |
3231 | EXTEND(SP, 1); | |
3232 | if (anum < 0) | |
3233 | RETPUSHUNDEF; | |
3234 | PUSHi((I32)anum); | |
3235 | RETURN; | |
3236 | #else | |
3237 | DIE(no_func, "Unsupported function alarm"); | |
a0d0e21e LW |
3238 | #endif |
3239 | } | |
3240 | ||
3241 | PP(pp_sleep) | |
3242 | { | |
3243 | dSP; dTARGET; | |
3244 | I32 duration; | |
3245 | Time_t lasttime; | |
3246 | Time_t when; | |
3247 | ||
3248 | (void)time(&lasttime); | |
3249 | if (MAXARG < 1) | |
76c32331 | 3250 | Pause(); |
a0d0e21e LW |
3251 | else { |
3252 | duration = POPi; | |
3253 | sleep((unsigned int)duration); | |
3254 | } | |
3255 | (void)time(&when); | |
3256 | XPUSHi(when - lasttime); | |
3257 | RETURN; | |
3258 | } | |
3259 | ||
3260 | /* Shared memory. */ | |
3261 | ||
3262 | PP(pp_shmget) | |
3263 | { | |
3264 | return pp_semget(ARGS); | |
3265 | } | |
3266 | ||
3267 | PP(pp_shmctl) | |
3268 | { | |
3269 | return pp_semctl(ARGS); | |
3270 | } | |
3271 | ||
3272 | PP(pp_shmread) | |
3273 | { | |
3274 | return pp_shmwrite(ARGS); | |
3275 | } | |
3276 | ||
3277 | PP(pp_shmwrite) | |
3278 | { | |
3279 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3280 | dSP; dMARK; dTARGET; | |
3281 | I32 value = (I32)(do_shmio(op->op_type, 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 | /* Message passing. */ | |
3291 | ||
3292 | PP(pp_msgget) | |
3293 | { | |
3294 | return pp_semget(ARGS); | |
3295 | } | |
3296 | ||
3297 | PP(pp_msgctl) | |
3298 | { | |
3299 | return pp_semctl(ARGS); | |
3300 | } | |
3301 | ||
3302 | PP(pp_msgsnd) | |
3303 | { | |
3304 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3305 | dSP; dMARK; dTARGET; | |
3306 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); | |
3307 | SP = MARK; | |
3308 | PUSHi(value); | |
3309 | RETURN; | |
3310 | #else | |
748a9306 | 3311 | return pp_semget(ARGS); |
a0d0e21e LW |
3312 | #endif |
3313 | } | |
3314 | ||
3315 | PP(pp_msgrcv) | |
3316 | { | |
3317 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3318 | dSP; dMARK; dTARGET; | |
3319 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); | |
3320 | SP = MARK; | |
3321 | PUSHi(value); | |
3322 | RETURN; | |
3323 | #else | |
748a9306 | 3324 | return pp_semget(ARGS); |
a0d0e21e LW |
3325 | #endif |
3326 | } | |
3327 | ||
3328 | /* Semaphores. */ | |
3329 | ||
3330 | PP(pp_semget) | |
3331 | { | |
3332 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3333 | dSP; dMARK; dTARGET; | |
3334 | int anum = do_ipcget(op->op_type, MARK, SP); | |
3335 | SP = MARK; | |
3336 | if (anum == -1) | |
3337 | RETPUSHUNDEF; | |
3338 | PUSHi(anum); | |
3339 | RETURN; | |
3340 | #else | |
3341 | DIE("System V IPC is not implemented on this machine"); | |
3342 | #endif | |
3343 | } | |
3344 | ||
3345 | PP(pp_semctl) | |
3346 | { | |
3347 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3348 | dSP; dMARK; dTARGET; | |
3349 | int anum = do_ipcctl(op->op_type, MARK, SP); | |
3350 | SP = MARK; | |
3351 | if (anum == -1) | |
3352 | RETSETUNDEF; | |
3353 | if (anum != 0) { | |
3354 | PUSHi(anum); | |
3355 | } | |
3356 | else { | |
3357 | PUSHp("0 but true",10); | |
3358 | } | |
3359 | RETURN; | |
3360 | #else | |
748a9306 | 3361 | return pp_semget(ARGS); |
a0d0e21e LW |
3362 | #endif |
3363 | } | |
3364 | ||
3365 | PP(pp_semop) | |
3366 | { | |
3367 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
3368 | dSP; dMARK; dTARGET; | |
3369 | I32 value = (I32)(do_semop(MARK, SP) >= 0); | |
3370 | SP = MARK; | |
3371 | PUSHi(value); | |
3372 | RETURN; | |
3373 | #else | |
748a9306 | 3374 | return pp_semget(ARGS); |
a0d0e21e LW |
3375 | #endif |
3376 | } | |
3377 | ||
3378 | /* Get system info. */ | |
3379 | ||
3380 | PP(pp_ghbyname) | |
3381 | { | |
3382 | #ifdef HAS_SOCKET | |
3383 | return pp_ghostent(ARGS); | |
3384 | #else | |
3385 | DIE(no_sock_func, "gethostbyname"); | |
3386 | #endif | |
3387 | } | |
3388 | ||
3389 | PP(pp_ghbyaddr) | |
3390 | { | |
3391 | #ifdef HAS_SOCKET | |
3392 | return pp_ghostent(ARGS); | |
3393 | #else | |
3394 | DIE(no_sock_func, "gethostbyaddr"); | |
3395 | #endif | |
3396 | } | |
3397 | ||
3398 | PP(pp_ghostent) | |
3399 | { | |
3400 | dSP; | |
3401 | #ifdef HAS_SOCKET | |
3402 | I32 which = op->op_type; | |
3403 | register char **elem; | |
3404 | register SV *sv; | |
3405 | struct hostent *gethostbyname(); | |
3406 | struct hostent *gethostbyaddr(); | |
3407 | #ifdef HAS_GETHOSTENT | |
3408 | struct hostent *gethostent(); | |
3409 | #endif | |
3410 | struct hostent *hent; | |
3411 | unsigned long len; | |
3412 | ||
3413 | EXTEND(SP, 10); | |
3414 | if (which == OP_GHBYNAME) { | |
3415 | hent = gethostbyname(POPp); | |
3416 | } | |
3417 | else if (which == OP_GHBYADDR) { | |
3418 | int addrtype = POPi; | |
748a9306 | 3419 | SV *addrsv = POPs; |
a0d0e21e | 3420 | STRLEN addrlen; |
748a9306 | 3421 | char *addr = SvPV(addrsv, addrlen); |
a0d0e21e LW |
3422 | |
3423 | hent = gethostbyaddr(addr, addrlen, addrtype); | |
3424 | } | |
3425 | else | |
3426 | #ifdef HAS_GETHOSTENT | |
3427 | hent = gethostent(); | |
3428 | #else | |
3429 | DIE("gethostent not implemented"); | |
3430 | #endif | |
3431 | ||
3432 | #ifdef HOST_NOT_FOUND | |
3433 | if (!hent) | |
748a9306 | 3434 | statusvalue = FIXSTATUS(h_errno); |
a0d0e21e LW |
3435 | #endif |
3436 | ||
3437 | if (GIMME != G_ARRAY) { | |
3438 | PUSHs(sv = sv_newmortal()); | |
3439 | if (hent) { | |
3440 | if (which == OP_GHBYNAME) { | |
fd0af264 | 3441 | if (hent->h_addr) |
3442 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
3443 | } |
3444 | else | |
3445 | sv_setpv(sv, (char*)hent->h_name); | |
3446 | } | |
3447 | RETURN; | |
3448 | } | |
3449 | ||
3450 | if (hent) { | |
3451 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3452 | sv_setpv(sv, (char*)hent->h_name); | |
3453 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3454 | for (elem = hent->h_aliases; elem && *elem; elem++) { | |
3455 | sv_catpv(sv, *elem); | |
3456 | if (elem[1]) | |
3457 | sv_catpvn(sv, " ", 1); | |
3458 | } | |
3459 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3460 | sv_setiv(sv, (I32)hent->h_addrtype); | |
3461 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3462 | len = hent->h_length; | |
3463 | sv_setiv(sv, (I32)len); | |
3464 | #ifdef h_addr | |
3465 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3466 | XPUSHs(sv = sv_mortalcopy(&sv_no)); | |
3467 | sv_setpvn(sv, *elem, len); | |
3468 | } | |
3469 | #else | |
3470 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
fd0af264 | 3471 | if (hent->h_addr) |
3472 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
3473 | #endif /* h_addr */ |
3474 | } | |
3475 | RETURN; | |
3476 | #else | |
3477 | DIE(no_sock_func, "gethostent"); | |
3478 | #endif | |
3479 | } | |
3480 | ||
3481 | PP(pp_gnbyname) | |
3482 | { | |
3483 | #ifdef HAS_SOCKET | |
3484 | return pp_gnetent(ARGS); | |
3485 | #else | |
3486 | DIE(no_sock_func, "getnetbyname"); | |
3487 | #endif | |
3488 | } | |
3489 | ||
3490 | PP(pp_gnbyaddr) | |
3491 | { | |
3492 | #ifdef HAS_SOCKET | |
3493 | return pp_gnetent(ARGS); | |
3494 | #else | |
3495 | DIE(no_sock_func, "getnetbyaddr"); | |
3496 | #endif | |
3497 | } | |
3498 | ||
3499 | PP(pp_gnetent) | |
3500 | { | |
3501 | dSP; | |
3502 | #ifdef HAS_SOCKET | |
3503 | I32 which = op->op_type; | |
3504 | register char **elem; | |
3505 | register SV *sv; | |
3506 | struct netent *getnetbyname(); | |
3507 | struct netent *getnetbyaddr(); | |
3508 | struct netent *getnetent(); | |
3509 | struct netent *nent; | |
3510 | ||
3511 | if (which == OP_GNBYNAME) | |
3512 | nent = getnetbyname(POPp); | |
3513 | else if (which == OP_GNBYADDR) { | |
3514 | int addrtype = POPi; | |
3515 | unsigned long addr = U_L(POPn); | |
3516 | nent = getnetbyaddr((long)addr, addrtype); | |
3517 | } | |
3518 | else | |
3519 | nent = getnetent(); | |
3520 | ||
3521 | EXTEND(SP, 4); | |
3522 | if (GIMME != G_ARRAY) { | |
3523 | PUSHs(sv = sv_newmortal()); | |
3524 | if (nent) { | |
3525 | if (which == OP_GNBYNAME) | |
3526 | sv_setiv(sv, (I32)nent->n_net); | |
3527 | else | |
3528 | sv_setpv(sv, nent->n_name); | |
3529 | } | |
3530 | RETURN; | |
3531 | } | |
3532 | ||
3533 | if (nent) { | |
3534 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3535 | sv_setpv(sv, nent->n_name); | |
3536 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3537 | for (elem = nent->n_aliases; *elem; elem++) { | |
3538 | sv_catpv(sv, *elem); | |
3539 | if (elem[1]) | |
3540 | sv_catpvn(sv, " ", 1); | |
3541 | } | |
3542 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3543 | sv_setiv(sv, (I32)nent->n_addrtype); | |
3544 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3545 | sv_setiv(sv, (I32)nent->n_net); | |
3546 | } | |
3547 | ||
3548 | RETURN; | |
3549 | #else | |
3550 | DIE(no_sock_func, "getnetent"); | |
3551 | #endif | |
3552 | } | |
3553 | ||
3554 | PP(pp_gpbyname) | |
3555 | { | |
3556 | #ifdef HAS_SOCKET | |
3557 | return pp_gprotoent(ARGS); | |
3558 | #else | |
3559 | DIE(no_sock_func, "getprotobyname"); | |
3560 | #endif | |
3561 | } | |
3562 | ||
3563 | PP(pp_gpbynumber) | |
3564 | { | |
3565 | #ifdef HAS_SOCKET | |
3566 | return pp_gprotoent(ARGS); | |
3567 | #else | |
3568 | DIE(no_sock_func, "getprotobynumber"); | |
3569 | #endif | |
3570 | } | |
3571 | ||
3572 | PP(pp_gprotoent) | |
3573 | { | |
3574 | dSP; | |
3575 | #ifdef HAS_SOCKET | |
3576 | I32 which = op->op_type; | |
3577 | register char **elem; | |
3578 | register SV *sv; | |
3579 | struct protoent *getprotobyname(); | |
3580 | struct protoent *getprotobynumber(); | |
3581 | struct protoent *getprotoent(); | |
3582 | struct protoent *pent; | |
3583 | ||
3584 | if (which == OP_GPBYNAME) | |
3585 | pent = getprotobyname(POPp); | |
3586 | else if (which == OP_GPBYNUMBER) | |
3587 | pent = getprotobynumber(POPi); | |
3588 | else | |
3589 | pent = getprotoent(); | |
3590 | ||
3591 | EXTEND(SP, 3); | |
3592 | if (GIMME != G_ARRAY) { | |
3593 | PUSHs(sv = sv_newmortal()); | |
3594 | if (pent) { | |
3595 | if (which == OP_GPBYNAME) | |
3596 | sv_setiv(sv, (I32)pent->p_proto); | |
3597 | else | |
3598 | sv_setpv(sv, pent->p_name); | |
3599 | } | |
3600 | RETURN; | |
3601 | } | |
3602 | ||
3603 | if (pent) { | |
3604 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3605 | sv_setpv(sv, pent->p_name); | |
3606 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3607 | for (elem = pent->p_aliases; *elem; elem++) { | |
3608 | sv_catpv(sv, *elem); | |
3609 | if (elem[1]) | |
3610 | sv_catpvn(sv, " ", 1); | |
3611 | } | |
3612 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3613 | sv_setiv(sv, (I32)pent->p_proto); | |
3614 | } | |
3615 | ||
3616 | RETURN; | |
3617 | #else | |
3618 | DIE(no_sock_func, "getprotoent"); | |
3619 | #endif | |
3620 | } | |
3621 | ||
3622 | PP(pp_gsbyname) | |
3623 | { | |
3624 | #ifdef HAS_SOCKET | |
3625 | return pp_gservent(ARGS); | |
3626 | #else | |
3627 | DIE(no_sock_func, "getservbyname"); | |
3628 | #endif | |
3629 | } | |
3630 | ||
3631 | PP(pp_gsbyport) | |
3632 | { | |
3633 | #ifdef HAS_SOCKET | |
3634 | return pp_gservent(ARGS); | |
3635 | #else | |
3636 | DIE(no_sock_func, "getservbyport"); | |
3637 | #endif | |
3638 | } | |
3639 | ||
3640 | PP(pp_gservent) | |
3641 | { | |
3642 | dSP; | |
3643 | #ifdef HAS_SOCKET | |
3644 | I32 which = op->op_type; | |
3645 | register char **elem; | |
3646 | register SV *sv; | |
3647 | struct servent *getservbyname(); | |
3648 | struct servent *getservbynumber(); | |
3649 | struct servent *getservent(); | |
3650 | struct servent *sent; | |
3651 | ||
3652 | if (which == OP_GSBYNAME) { | |
3653 | char *proto = POPp; | |
3654 | char *name = POPp; | |
3655 | ||
3656 | if (proto && !*proto) | |
3657 | proto = Nullch; | |
3658 | ||
3659 | sent = getservbyname(name, proto); | |
3660 | } | |
3661 | else if (which == OP_GSBYPORT) { | |
3662 | char *proto = POPp; | |
36477c24 | 3663 | unsigned short port = POPu; |
a0d0e21e | 3664 | |
36477c24 | 3665 | #ifdef HAS_HTONS |
3666 | port = htons(port); | |
3667 | #endif | |
a0d0e21e LW |
3668 | sent = getservbyport(port, proto); |
3669 | } | |
3670 | else | |
3671 | sent = getservent(); | |
3672 | ||
3673 | EXTEND(SP, 4); | |
3674 | if (GIMME != G_ARRAY) { | |
3675 | PUSHs(sv = sv_newmortal()); | |
3676 | if (sent) { | |
3677 | if (which == OP_GSBYNAME) { | |
3678 | #ifdef HAS_NTOHS | |
3679 | sv_setiv(sv, (I32)ntohs(sent->s_port)); | |
3680 | #else | |
3681 | sv_setiv(sv, (I32)(sent->s_port)); | |
3682 | #endif | |
3683 | } | |
3684 | else | |
3685 | sv_setpv(sv, sent->s_name); | |
3686 | } | |
3687 | RETURN; | |
3688 | } | |
3689 | ||
3690 | if (sent) { | |
3691 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3692 | sv_setpv(sv, sent->s_name); | |
3693 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3694 | for (elem = sent->s_aliases; *elem; elem++) { | |
3695 | sv_catpv(sv, *elem); | |
3696 | if (elem[1]) | |
3697 | sv_catpvn(sv, " ", 1); | |
3698 | } | |
3699 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3700 | #ifdef HAS_NTOHS | |
3701 | sv_setiv(sv, (I32)ntohs(sent->s_port)); | |
3702 | #else | |
3703 | sv_setiv(sv, (I32)(sent->s_port)); | |
3704 | #endif | |
3705 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3706 | sv_setpv(sv, sent->s_proto); | |
3707 | } | |
3708 | ||
3709 | RETURN; | |
3710 | #else | |
3711 | DIE(no_sock_func, "getservent"); | |
3712 | #endif | |
3713 | } | |
3714 | ||
3715 | PP(pp_shostent) | |
3716 | { | |
3717 | dSP; | |
3718 | #ifdef HAS_SOCKET | |
3719 | sethostent(TOPi); | |
3720 | RETSETYES; | |
3721 | #else | |
3722 | DIE(no_sock_func, "sethostent"); | |
3723 | #endif | |
3724 | } | |
3725 | ||
3726 | PP(pp_snetent) | |
3727 | { | |
3728 | dSP; | |
3729 | #ifdef HAS_SOCKET | |
3730 | setnetent(TOPi); | |
3731 | RETSETYES; | |
3732 | #else | |
3733 | DIE(no_sock_func, "setnetent"); | |
3734 | #endif | |
3735 | } | |
3736 | ||
3737 | PP(pp_sprotoent) | |
3738 | { | |
3739 | dSP; | |
3740 | #ifdef HAS_SOCKET | |
3741 | setprotoent(TOPi); | |
3742 | RETSETYES; | |
3743 | #else | |
3744 | DIE(no_sock_func, "setprotoent"); | |
3745 | #endif | |
3746 | } | |
3747 | ||
3748 | PP(pp_sservent) | |
3749 | { | |
3750 | dSP; | |
3751 | #ifdef HAS_SOCKET | |
3752 | setservent(TOPi); | |
3753 | RETSETYES; | |
3754 | #else | |
3755 | DIE(no_sock_func, "setservent"); | |
3756 | #endif | |
3757 | } | |
3758 | ||
3759 | PP(pp_ehostent) | |
3760 | { | |
3761 | dSP; | |
3762 | #ifdef HAS_SOCKET | |
3763 | endhostent(); | |
3764 | EXTEND(sp,1); | |
3765 | RETPUSHYES; | |
3766 | #else | |
3767 | DIE(no_sock_func, "endhostent"); | |
3768 | #endif | |
3769 | } | |
3770 | ||
3771 | PP(pp_enetent) | |
3772 | { | |
3773 | dSP; | |
3774 | #ifdef HAS_SOCKET | |
3775 | endnetent(); | |
3776 | EXTEND(sp,1); | |
3777 | RETPUSHYES; | |
3778 | #else | |
3779 | DIE(no_sock_func, "endnetent"); | |
3780 | #endif | |
3781 | } | |
3782 | ||
3783 | PP(pp_eprotoent) | |
3784 | { | |
3785 | dSP; | |
3786 | #ifdef HAS_SOCKET | |
3787 | endprotoent(); | |
3788 | EXTEND(sp,1); | |
3789 | RETPUSHYES; | |
3790 | #else | |
3791 | DIE(no_sock_func, "endprotoent"); | |
3792 | #endif | |
3793 | } | |
3794 | ||
3795 | PP(pp_eservent) | |
3796 | { | |
3797 | dSP; | |
3798 | #ifdef HAS_SOCKET | |
3799 | endservent(); | |
3800 | EXTEND(sp,1); | |
3801 | RETPUSHYES; | |
3802 | #else | |
3803 | DIE(no_sock_func, "endservent"); | |
3804 | #endif | |
3805 | } | |
3806 | ||
3807 | PP(pp_gpwnam) | |
3808 | { | |
3809 | #ifdef HAS_PASSWD | |
3810 | return pp_gpwent(ARGS); | |
3811 | #else | |
3812 | DIE(no_func, "getpwnam"); | |
3813 | #endif | |
3814 | } | |
3815 | ||
3816 | PP(pp_gpwuid) | |
3817 | { | |
3818 | #ifdef HAS_PASSWD | |
3819 | return pp_gpwent(ARGS); | |
3820 | #else | |
3821 | DIE(no_func, "getpwuid"); | |
3822 | #endif | |
3823 | } | |
3824 | ||
3825 | PP(pp_gpwent) | |
3826 | { | |
3827 | dSP; | |
3828 | #ifdef HAS_PASSWD | |
3829 | I32 which = op->op_type; | |
3830 | register SV *sv; | |
3831 | struct passwd *pwent; | |
3832 | ||
3833 | if (which == OP_GPWNAM) | |
3834 | pwent = getpwnam(POPp); | |
3835 | else if (which == OP_GPWUID) | |
3836 | pwent = getpwuid(POPi); | |
3837 | else | |
3838 | pwent = (struct passwd *)getpwent(); | |
3839 | ||
3840 | EXTEND(SP, 10); | |
3841 | if (GIMME != G_ARRAY) { | |
3842 | PUSHs(sv = sv_newmortal()); | |
3843 | if (pwent) { | |
3844 | if (which == OP_GPWNAM) | |
3845 | sv_setiv(sv, (I32)pwent->pw_uid); | |
3846 | else | |
3847 | sv_setpv(sv, pwent->pw_name); | |
3848 | } | |
3849 | RETURN; | |
3850 | } | |
3851 | ||
3852 | if (pwent) { | |
3853 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3854 | sv_setpv(sv, pwent->pw_name); | |
3855 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3856 | sv_setpv(sv, pwent->pw_passwd); | |
3857 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3858 | sv_setiv(sv, (I32)pwent->pw_uid); | |
3859 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3860 | sv_setiv(sv, (I32)pwent->pw_gid); | |
3861 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3862 | #ifdef PWCHANGE | |
3863 | sv_setiv(sv, (I32)pwent->pw_change); | |
3864 | #else | |
3865 | #ifdef PWQUOTA | |
3866 | sv_setiv(sv, (I32)pwent->pw_quota); | |
3867 | #else | |
3868 | #ifdef PWAGE | |
3869 | sv_setpv(sv, pwent->pw_age); | |
3870 | #endif | |
3871 | #endif | |
3872 | #endif | |
3873 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3874 | #ifdef PWCLASS | |
3875 | sv_setpv(sv, pwent->pw_class); | |
3876 | #else | |
3877 | #ifdef PWCOMMENT | |
3878 | sv_setpv(sv, pwent->pw_comment); | |
3879 | #endif | |
3880 | #endif | |
3881 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3882 | sv_setpv(sv, pwent->pw_gecos); | |
3883 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3884 | sv_setpv(sv, pwent->pw_dir); | |
3885 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3886 | sv_setpv(sv, pwent->pw_shell); | |
3887 | #ifdef PWEXPIRE | |
3888 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3889 | sv_setiv(sv, (I32)pwent->pw_expire); | |
3890 | #endif | |
3891 | } | |
3892 | RETURN; | |
3893 | #else | |
3894 | DIE(no_func, "getpwent"); | |
3895 | #endif | |
3896 | } | |
3897 | ||
3898 | PP(pp_spwent) | |
3899 | { | |
3900 | dSP; | |
3901 | #ifdef HAS_PASSWD | |
3902 | setpwent(); | |
3903 | RETPUSHYES; | |
3904 | #else | |
3905 | DIE(no_func, "setpwent"); | |
3906 | #endif | |
3907 | } | |
3908 | ||
3909 | PP(pp_epwent) | |
3910 | { | |
3911 | dSP; | |
3912 | #ifdef HAS_PASSWD | |
3913 | endpwent(); | |
3914 | RETPUSHYES; | |
3915 | #else | |
3916 | DIE(no_func, "endpwent"); | |
3917 | #endif | |
3918 | } | |
3919 | ||
3920 | PP(pp_ggrnam) | |
3921 | { | |
3922 | #ifdef HAS_GROUP | |
3923 | return pp_ggrent(ARGS); | |
3924 | #else | |
3925 | DIE(no_func, "getgrnam"); | |
3926 | #endif | |
3927 | } | |
3928 | ||
3929 | PP(pp_ggrgid) | |
3930 | { | |
3931 | #ifdef HAS_GROUP | |
3932 | return pp_ggrent(ARGS); | |
3933 | #else | |
3934 | DIE(no_func, "getgrgid"); | |
3935 | #endif | |
3936 | } | |
3937 | ||
3938 | PP(pp_ggrent) | |
3939 | { | |
3940 | dSP; | |
3941 | #ifdef HAS_GROUP | |
3942 | I32 which = op->op_type; | |
3943 | register char **elem; | |
3944 | register SV *sv; | |
3945 | struct group *grent; | |
3946 | ||
3947 | if (which == OP_GGRNAM) | |
3948 | grent = (struct group *)getgrnam(POPp); | |
3949 | else if (which == OP_GGRGID) | |
3950 | grent = (struct group *)getgrgid(POPi); | |
3951 | else | |
3952 | grent = (struct group *)getgrent(); | |
3953 | ||
3954 | EXTEND(SP, 4); | |
3955 | if (GIMME != G_ARRAY) { | |
3956 | PUSHs(sv = sv_newmortal()); | |
3957 | if (grent) { | |
3958 | if (which == OP_GGRNAM) | |
3959 | sv_setiv(sv, (I32)grent->gr_gid); | |
3960 | else | |
3961 | sv_setpv(sv, grent->gr_name); | |
3962 | } | |
3963 | RETURN; | |
3964 | } | |
3965 | ||
3966 | if (grent) { | |
3967 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3968 | sv_setpv(sv, grent->gr_name); | |
3969 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3970 | sv_setpv(sv, grent->gr_passwd); | |
3971 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3972 | sv_setiv(sv, (I32)grent->gr_gid); | |
3973 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
3974 | for (elem = grent->gr_mem; *elem; elem++) { | |
3975 | sv_catpv(sv, *elem); | |
3976 | if (elem[1]) | |
3977 | sv_catpvn(sv, " ", 1); | |
3978 | } | |
3979 | } | |
3980 | ||
3981 | RETURN; | |
3982 | #else | |
3983 | DIE(no_func, "getgrent"); | |
3984 | #endif | |
3985 | } | |
3986 | ||
3987 | PP(pp_sgrent) | |
3988 | { | |
3989 | dSP; | |
3990 | #ifdef HAS_GROUP | |
3991 | setgrent(); | |
3992 | RETPUSHYES; | |
3993 | #else | |
3994 | DIE(no_func, "setgrent"); | |
3995 | #endif | |
3996 | } | |
3997 | ||
3998 | PP(pp_egrent) | |
3999 | { | |
4000 | dSP; | |
4001 | #ifdef HAS_GROUP | |
4002 | endgrent(); | |
4003 | RETPUSHYES; | |
4004 | #else | |
4005 | DIE(no_func, "endgrent"); | |
4006 | #endif | |
4007 | } | |
4008 | ||
4009 | PP(pp_getlogin) | |
4010 | { | |
4011 | dSP; dTARGET; | |
4012 | #ifdef HAS_GETLOGIN | |
4013 | char *tmps; | |
4014 | EXTEND(SP, 1); | |
4015 | if (!(tmps = getlogin())) | |
4016 | RETPUSHUNDEF; | |
4017 | PUSHp(tmps, strlen(tmps)); | |
4018 | RETURN; | |
4019 | #else | |
4020 | DIE(no_func, "getlogin"); | |
4021 | #endif | |
4022 | } | |
4023 | ||
4024 | /* Miscellaneous. */ | |
4025 | ||
4026 | PP(pp_syscall) | |
4027 | { | |
4028 | #ifdef HAS_SYSCALL | |
4029 | dSP; dMARK; dORIGMARK; dTARGET; | |
4030 | register I32 items = SP - MARK; | |
4031 | unsigned long a[20]; | |
4032 | register I32 i = 0; | |
4033 | I32 retval = -1; | |
748a9306 | 4034 | MAGIC *mg; |
a0d0e21e LW |
4035 | |
4036 | if (tainting) { | |
4037 | while (++MARK <= SP) { | |
bbce6d69 | 4038 | if (SvTAINTED(*MARK)) { |
4039 | TAINT; | |
4040 | break; | |
4041 | } | |
a0d0e21e LW |
4042 | } |
4043 | MARK = ORIGMARK; | |
4044 | TAINT_PROPER("syscall"); | |
4045 | } | |
4046 | ||
4047 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
4048 | * or where sizeof(long) != sizeof(char*). But such machines will | |
4049 | * not likely have syscall implemented either, so who cares? | |
4050 | */ | |
4051 | while (++MARK <= SP) { | |
4052 | if (SvNIOK(*MARK) || !i) | |
4053 | a[i++] = SvIV(*MARK); | |
748a9306 LW |
4054 | else if (*MARK == &sv_undef) |
4055 | a[i++] = 0; | |
4056 | else | |
4057 | a[i++] = (unsigned long)SvPV_force(*MARK, na); | |
a0d0e21e LW |
4058 | if (i > 15) |
4059 | break; | |
4060 | } | |
4061 | switch (items) { | |
4062 | default: | |
4063 | DIE("Too many args to syscall"); | |
4064 | case 0: | |
4065 | DIE("Too few args to syscall"); | |
4066 | case 1: | |
4067 | retval = syscall(a[0]); | |
4068 | break; | |
4069 | case 2: | |
4070 | retval = syscall(a[0],a[1]); | |
4071 | break; | |
4072 | case 3: | |
4073 | retval = syscall(a[0],a[1],a[2]); | |
4074 | break; | |
4075 | case 4: | |
4076 | retval = syscall(a[0],a[1],a[2],a[3]); | |
4077 | break; | |
4078 | case 5: | |
4079 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
4080 | break; | |
4081 | case 6: | |
4082 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
4083 | break; | |
4084 | case 7: | |
4085 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
4086 | break; | |
4087 | case 8: | |
4088 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
4089 | break; | |
4090 | #ifdef atarist | |
4091 | case 9: | |
4092 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
4093 | break; | |
4094 | case 10: | |
4095 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
4096 | break; | |
4097 | case 11: | |
4098 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4099 | a[10]); | |
4100 | break; | |
4101 | case 12: | |
4102 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4103 | a[10],a[11]); | |
4104 | break; | |
4105 | case 13: | |
4106 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4107 | a[10],a[11],a[12]); | |
4108 | break; | |
4109 | case 14: | |
4110 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
4111 | a[10],a[11],a[12],a[13]); | |
4112 | break; | |
4113 | #endif /* atarist */ | |
4114 | } | |
4115 | SP = ORIGMARK; | |
4116 | PUSHi(retval); | |
4117 | RETURN; | |
4118 | #else | |
4119 | DIE(no_func, "syscall"); | |
4120 | #endif | |
4121 | } | |
4122 | ||
ff68c719 | 4123 | #ifdef FCNTL_EMULATE_FLOCK |
4124 | ||
4125 | /* XXX Emulate flock() with fcntl(). | |
4126 | What's really needed is a good file locking module. | |
4127 | */ | |
4128 | ||
4129 | static int | |
4130 | fcntl_emulate_flock(fd, operation) | |
4131 | int fd; | |
4132 | int operation; | |
4133 | { | |
4134 | struct flock flock; | |
4135 | ||
4136 | switch (operation & ~LOCK_NB) { | |
4137 | case LOCK_SH: | |
4138 | flock.l_type = F_RDLCK; | |
4139 | break; | |
4140 | case LOCK_EX: | |
4141 | flock.l_type = F_WRLCK; | |
4142 | break; | |
4143 | case LOCK_UN: | |
4144 | flock.l_type = F_UNLCK; | |
4145 | break; | |
4146 | default: | |
4147 | errno = EINVAL; | |
4148 | return -1; | |
4149 | } | |
4150 | flock.l_whence = SEEK_SET; | |
4151 | flock.l_start = flock.l_len = 0L; | |
4152 | ||
4153 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); | |
4154 | } | |
4155 | ||
4156 | #endif /* FCNTL_EMULATE_FLOCK */ | |
4157 | ||
4158 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
4159 | |
4160 | /* XXX Emulate flock() with lockf(). This is just to increase | |
4161 | portability of scripts. The calls are not completely | |
4162 | interchangeable. What's really needed is a good file | |
4163 | locking module. | |
4164 | */ | |
4165 | ||
76c32331 | 4166 | /* The lockf() constants might have been defined in <unistd.h>. |
4167 | Unfortunately, <unistd.h> causes troubles on some mixed | |
4168 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
4169 | |
4170 | Further, the lockf() constants aren't POSIX, so they might not be | |
4171 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
4172 | just stick in the SVID values and be done with it. Sigh. | |
4173 | */ | |
4174 | ||
4175 | # ifndef F_ULOCK | |
4176 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
4177 | # endif | |
4178 | # ifndef F_LOCK | |
4179 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
4180 | # endif | |
4181 | # ifndef F_TLOCK | |
4182 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
4183 | # endif | |
4184 | # ifndef F_TEST | |
4185 | # define F_TEST 3 /* Test a region for other processes locks */ | |
4186 | # endif | |
4187 | ||
55497cff | 4188 | static int |
16d20bd9 AD |
4189 | lockf_emulate_flock (fd, operation) |
4190 | int fd; | |
4191 | int operation; | |
4192 | { | |
4193 | int i; | |
4194 | switch (operation) { | |
4195 | ||
4196 | /* LOCK_SH - get a shared lock */ | |
4197 | case LOCK_SH: | |
4198 | /* LOCK_EX - get an exclusive lock */ | |
4199 | case LOCK_EX: | |
4200 | i = lockf (fd, F_LOCK, 0); | |
4201 | break; | |
4202 | ||
4203 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
4204 | case LOCK_SH|LOCK_NB: | |
4205 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
4206 | case LOCK_EX|LOCK_NB: | |
4207 | i = lockf (fd, F_TLOCK, 0); | |
4208 | if (i == -1) | |
4209 | if ((errno == EAGAIN) || (errno == EACCES)) | |
4210 | errno = EWOULDBLOCK; | |
4211 | break; | |
4212 | ||
ff68c719 | 4213 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 4214 | case LOCK_UN: |
ff68c719 | 4215 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
4216 | i = lockf (fd, F_ULOCK, 0); |
4217 | break; | |
4218 | ||
4219 | /* Default - can't decipher operation */ | |
4220 | default: | |
4221 | i = -1; | |
4222 | errno = EINVAL; | |
4223 | break; | |
4224 | } | |
4225 | return (i); | |
4226 | } | |
ff68c719 | 4227 | |
4228 | #endif /* LOCKF_EMULATE_FLOCK */ |