Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* pp_sys.c |
2 | * | |
4bb101f2 JH |
3 | * Copyright (C) 1995, 1996, 1997, 1998, 1999, |
4 | * 2000, 2001, 2002, 2003, by Larry Wall and others | |
a0d0e21e LW |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public | |
7 | * License or the Artistic License, as specified in the README file. | |
8 | * | |
9 | */ | |
10 | ||
11 | /* | |
12 | * But only a short way ahead its floor and the walls on either side were | |
13 | * cloven by a great fissure, out of which the red glare came, now leaping | |
14 | * up, now dying down into darkness; and all the while far below there was | |
15 | * a rumour and a trouble as of great engines throbbing and labouring. | |
16 | */ | |
17 | ||
18 | #include "EXTERN.h" | |
864dbfa3 | 19 | #define PERL_IN_PP_SYS_C |
a0d0e21e LW |
20 | #include "perl.h" |
21 | ||
f1066039 JH |
22 | #ifdef I_SHADOW |
23 | /* Shadow password support for solaris - pdo@cs.umd.edu | |
24 | * Not just Solaris: at least HP-UX, IRIX, Linux. | |
3813c136 JH |
25 | * The API is from SysV. |
26 | * | |
27 | * There are at least two more shadow interfaces, | |
28 | * see the comments in pp_gpwent(). | |
29 | * | |
30 | * --jhi */ | |
31 | # ifdef __hpux__ | |
c529f79d | 32 | /* There is a MAXINT coming from <shadow.h> <- <hpsecurity.h> <- <values.h> |
301e8125 | 33 | * and another MAXINT from "perl.h" <- <sys/param.h>. */ |
3813c136 JH |
34 | # undef MAXINT |
35 | # endif | |
36 | # include <shadow.h> | |
8c0bfa08 PB |
37 | #endif |
38 | ||
301e8125 NIS |
39 | #ifdef HAS_SYSCALL |
40 | #ifdef __cplusplus | |
8ac85365 NIS |
41 | extern "C" int syscall(unsigned long,...); |
42 | #endif | |
43 | #endif | |
44 | ||
76c32331 | 45 | #ifdef I_SYS_WAIT |
46 | # include <sys/wait.h> | |
47 | #endif | |
48 | ||
49 | #ifdef I_SYS_RESOURCE | |
50 | # include <sys/resource.h> | |
16d20bd9 | 51 | #endif |
a0d0e21e | 52 | |
2986a63f JH |
53 | #ifdef NETWARE |
54 | NETDB_DEFINE_CONTEXT | |
55 | #endif | |
56 | ||
a0d0e21e | 57 | #ifdef HAS_SELECT |
1e743fda JH |
58 | # ifdef I_SYS_SELECT |
59 | # include <sys/select.h> | |
60 | # endif | |
a0d0e21e | 61 | #endif |
a0d0e21e | 62 | |
dc45a647 MB |
63 | /* XXX Configure test needed. |
64 | h_errno might not be a simple 'int', especially for multi-threaded | |
5ff3f7a4 GS |
65 | applications, see "extern int errno in perl.h". Creating such |
66 | a test requires taking into account the differences between | |
67 | compiling multithreaded and singlethreaded ($ccflags et al). | |
68 | HOST_NOT_FOUND is typically defined in <netdb.h>. | |
dc45a647 | 69 | */ |
cb50131a | 70 | #if defined(HOST_NOT_FOUND) && !defined(h_errno) && !defined(__CYGWIN__) |
a0d0e21e LW |
71 | extern int h_errno; |
72 | #endif | |
73 | ||
74 | #ifdef HAS_PASSWD | |
75 | # ifdef I_PWD | |
76 | # include <pwd.h> | |
77 | # else | |
fd8cd3a3 | 78 | # if !defined(VMS) |
20ce7b12 GS |
79 | struct passwd *getpwnam (char *); |
80 | struct passwd *getpwuid (Uid_t); | |
fd8cd3a3 | 81 | # endif |
a0d0e21e | 82 | # endif |
28e8609d | 83 | # ifdef HAS_GETPWENT |
10bc17b6 | 84 | #ifndef getpwent |
20ce7b12 | 85 | struct passwd *getpwent (void); |
c2a8f790 JH |
86 | #elif defined (VMS) && defined (my_getpwent) |
87 | struct passwd *Perl_my_getpwent (void); | |
10bc17b6 | 88 | #endif |
28e8609d | 89 | # endif |
a0d0e21e LW |
90 | #endif |
91 | ||
92 | #ifdef HAS_GROUP | |
93 | # ifdef I_GRP | |
94 | # include <grp.h> | |
95 | # else | |
20ce7b12 GS |
96 | struct group *getgrnam (char *); |
97 | struct group *getgrgid (Gid_t); | |
a0d0e21e | 98 | # endif |
28e8609d | 99 | # ifdef HAS_GETGRENT |
10bc17b6 | 100 | #ifndef getgrent |
20ce7b12 | 101 | struct group *getgrent (void); |
10bc17b6 | 102 | #endif |
28e8609d | 103 | # endif |
a0d0e21e LW |
104 | #endif |
105 | ||
106 | #ifdef I_UTIME | |
3730b96e | 107 | # if defined(_MSC_VER) || defined(__MINGW32__) |
3fe9a6f1 | 108 | # include <sys/utime.h> |
109 | # else | |
110 | # include <utime.h> | |
111 | # endif | |
a0d0e21e | 112 | #endif |
a0d0e21e | 113 | |
cbdc8872 | 114 | #ifdef HAS_CHSIZE |
cd52b7b2 | 115 | # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ |
116 | # undef my_chsize | |
117 | # endif | |
6ad3d225 | 118 | # define my_chsize PerlLIO_chsize |
cbdc8872 | 119 | #endif |
120 | ||
ff68c719 | 121 | #ifdef HAS_FLOCK |
122 | # define FLOCK flock | |
123 | #else /* no flock() */ | |
124 | ||
36477c24 | 125 | /* fcntl.h might not have been included, even if it exists, because |
126 | the current Configure only sets I_FCNTL if it's needed to pick up | |
127 | the *_OK constants. Make sure it has been included before testing | |
128 | the fcntl() locking constants. */ | |
129 | # if defined(HAS_FCNTL) && !defined(I_FCNTL) | |
130 | # include <fcntl.h> | |
131 | # endif | |
132 | ||
9d9004a9 | 133 | # if defined(HAS_FCNTL) && defined(FCNTL_CAN_LOCK) |
ff68c719 | 134 | # define FLOCK fcntl_emulate_flock |
135 | # define FCNTL_EMULATE_FLOCK | |
136 | # else /* no flock() or fcntl(F_SETLK,...) */ | |
137 | # ifdef HAS_LOCKF | |
138 | # define FLOCK lockf_emulate_flock | |
139 | # define LOCKF_EMULATE_FLOCK | |
140 | # endif /* lockf */ | |
141 | # endif /* no flock() or fcntl(F_SETLK,...) */ | |
142 | ||
143 | # ifdef FLOCK | |
20ce7b12 | 144 | static int FLOCK (int, int); |
ff68c719 | 145 | |
146 | /* | |
147 | * These are the flock() constants. Since this sytems doesn't have | |
148 | * flock(), the values of the constants are probably not available. | |
149 | */ | |
150 | # ifndef LOCK_SH | |
151 | # define LOCK_SH 1 | |
152 | # endif | |
153 | # ifndef LOCK_EX | |
154 | # define LOCK_EX 2 | |
155 | # endif | |
156 | # ifndef LOCK_NB | |
157 | # define LOCK_NB 4 | |
158 | # endif | |
159 | # ifndef LOCK_UN | |
160 | # define LOCK_UN 8 | |
161 | # endif | |
162 | # endif /* emulating flock() */ | |
163 | ||
164 | #endif /* no flock() */ | |
55497cff | 165 | |
85ab1d1d JH |
166 | #define ZBTLEN 10 |
167 | static char zero_but_true[ZBTLEN + 1] = "0 but true"; | |
168 | ||
5ff3f7a4 GS |
169 | #if defined(I_SYS_ACCESS) && !defined(R_OK) |
170 | # include <sys/access.h> | |
171 | #endif | |
172 | ||
c529f79d CB |
173 | #if defined(HAS_FCNTL) && defined(F_SETFD) && !defined(FD_CLOEXEC) |
174 | # define FD_CLOEXEC 1 /* NeXT needs this */ | |
175 | #endif | |
176 | ||
a4af207c JH |
177 | #include "reentr.h" |
178 | ||
5ff3f7a4 GS |
179 | #undef PERL_EFF_ACCESS_R_OK /* EFFective uid/gid ACCESS R_OK */ |
180 | #undef PERL_EFF_ACCESS_W_OK | |
181 | #undef PERL_EFF_ACCESS_X_OK | |
182 | ||
183 | /* F_OK unused: if stat() cannot find it... */ | |
184 | ||
185 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK) | |
c955f117 | 186 | /* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */ |
5ff3f7a4 GS |
187 | # define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK)) |
188 | # define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK)) | |
189 | # define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK)) | |
190 | #endif | |
191 | ||
192 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS) | |
3813c136 | 193 | # ifdef I_SYS_SECURITY |
5ff3f7a4 GS |
194 | # include <sys/security.h> |
195 | # endif | |
c955f117 JH |
196 | # ifdef ACC_SELF |
197 | /* HP SecureWare */ | |
198 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF)) | |
199 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF)) | |
200 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF)) | |
201 | # else | |
202 | /* SCO */ | |
203 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK)) | |
204 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK)) | |
205 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK)) | |
206 | # endif | |
5ff3f7a4 GS |
207 | #endif |
208 | ||
209 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF) | |
c955f117 | 210 | /* AIX */ |
5ff3f7a4 GS |
211 | # define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF)) |
212 | # define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF)) | |
213 | # define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF)) | |
214 | #endif | |
215 | ||
327c3667 GS |
216 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \ |
217 | && (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \ | |
218 | || defined(HAS_SETREGID) || defined(HAS_SETRESGID)) | |
5ff3f7a4 | 219 | /* The Hard Way. */ |
327c3667 | 220 | STATIC int |
7f4774ae | 221 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 222 | { |
5ff3f7a4 GS |
223 | Uid_t ruid = getuid(); |
224 | Uid_t euid = geteuid(); | |
225 | Gid_t rgid = getgid(); | |
226 | Gid_t egid = getegid(); | |
227 | int res; | |
228 | ||
146174a9 | 229 | LOCK_CRED_MUTEX; |
5ff3f7a4 | 230 | #if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID) |
cea2e8a9 | 231 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
232 | #else |
233 | #ifdef HAS_SETREUID | |
234 | if (setreuid(euid, ruid)) | |
235 | #else | |
236 | #ifdef HAS_SETRESUID | |
237 | if (setresuid(euid, ruid, (Uid_t)-1)) | |
238 | #endif | |
239 | #endif | |
cea2e8a9 | 240 | Perl_croak(aTHX_ "entering effective uid failed"); |
5ff3f7a4 GS |
241 | #endif |
242 | ||
243 | #if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID) | |
cea2e8a9 | 244 | Perl_croak(aTHX_ "switching effective gid is not implemented"); |
5ff3f7a4 GS |
245 | #else |
246 | #ifdef HAS_SETREGID | |
247 | if (setregid(egid, rgid)) | |
248 | #else | |
249 | #ifdef HAS_SETRESGID | |
250 | if (setresgid(egid, rgid, (Gid_t)-1)) | |
251 | #endif | |
252 | #endif | |
cea2e8a9 | 253 | Perl_croak(aTHX_ "entering effective gid failed"); |
5ff3f7a4 GS |
254 | #endif |
255 | ||
256 | res = access(path, mode); | |
257 | ||
258 | #ifdef HAS_SETREUID | |
259 | if (setreuid(ruid, euid)) | |
260 | #else | |
261 | #ifdef HAS_SETRESUID | |
262 | if (setresuid(ruid, euid, (Uid_t)-1)) | |
263 | #endif | |
264 | #endif | |
cea2e8a9 | 265 | Perl_croak(aTHX_ "leaving effective uid failed"); |
5ff3f7a4 GS |
266 | |
267 | #ifdef HAS_SETREGID | |
268 | if (setregid(rgid, egid)) | |
269 | #else | |
270 | #ifdef HAS_SETRESGID | |
271 | if (setresgid(rgid, egid, (Gid_t)-1)) | |
272 | #endif | |
273 | #endif | |
cea2e8a9 | 274 | Perl_croak(aTHX_ "leaving effective gid failed"); |
146174a9 | 275 | UNLOCK_CRED_MUTEX; |
5ff3f7a4 GS |
276 | |
277 | return res; | |
278 | } | |
279 | # define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK)) | |
280 | # define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK)) | |
281 | # define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK)) | |
282 | #endif | |
283 | ||
284 | #if !defined(PERL_EFF_ACCESS_R_OK) | |
76ffd3b9 IZ |
285 | /* With it or without it: anyway you get a warning: either that |
286 | it is unused, or it is declared static and never defined. | |
287 | */ | |
327c3667 | 288 | STATIC int |
7f4774ae | 289 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 290 | { |
cea2e8a9 | 291 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
292 | /*NOTREACHED*/ |
293 | return -1; | |
294 | } | |
295 | #endif | |
296 | ||
a0d0e21e LW |
297 | PP(pp_backtick) |
298 | { | |
39644a26 | 299 | dSP; dTARGET; |
760ac839 | 300 | PerlIO *fp; |
2d8e6c8d GS |
301 | STRLEN n_a; |
302 | char *tmps = POPpx; | |
54310121 | 303 | I32 gimme = GIMME_V; |
16fe6d59 | 304 | char *mode = "r"; |
54310121 | 305 | |
a0d0e21e | 306 | TAINT_PROPER("``"); |
16fe6d59 GS |
307 | if (PL_op->op_private & OPpOPEN_IN_RAW) |
308 | mode = "rb"; | |
309 | else if (PL_op->op_private & OPpOPEN_IN_CRLF) | |
310 | mode = "rt"; | |
311 | fp = PerlProc_popen(tmps, mode); | |
a0d0e21e | 312 | if (fp) { |
ac27b0f5 NIS |
313 | char *type = NULL; |
314 | if (PL_curcop->cop_io) { | |
315 | type = SvPV_nolen(PL_curcop->cop_io); | |
316 | } | |
ac27b0f5 NIS |
317 | if (type && *type) |
318 | PerlIO_apply_layers(aTHX_ fp,mode,type); | |
319 | ||
54310121 | 320 | if (gimme == G_VOID) { |
96827780 MB |
321 | char tmpbuf[256]; |
322 | while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) | |
54310121 | 323 | /*SUPPRESS 530*/ |
324 | ; | |
325 | } | |
326 | else if (gimme == G_SCALAR) { | |
fa326138 RG |
327 | SV *oldrs = PL_rs; |
328 | PL_rs = &PL_sv_undef; | |
aa689395 | 329 | sv_setpv(TARG, ""); /* note that this preserves previous buffer */ |
a0d0e21e LW |
330 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) |
331 | /*SUPPRESS 530*/ | |
332 | ; | |
fa326138 | 333 | PL_rs = oldrs; |
a0d0e21e | 334 | XPUSHs(TARG); |
aa689395 | 335 | SvTAINTED_on(TARG); |
a0d0e21e LW |
336 | } |
337 | else { | |
338 | SV *sv; | |
339 | ||
340 | for (;;) { | |
8d6dde3e | 341 | sv = NEWSV(56, 79); |
a0d0e21e LW |
342 | if (sv_gets(sv, fp, 0) == Nullch) { |
343 | SvREFCNT_dec(sv); | |
344 | break; | |
345 | } | |
346 | XPUSHs(sv_2mortal(sv)); | |
347 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
348 | SvLEN_set(sv, SvCUR(sv)+1); | |
349 | Renew(SvPVX(sv), SvLEN(sv), char); | |
350 | } | |
aa689395 | 351 | SvTAINTED_on(sv); |
a0d0e21e LW |
352 | } |
353 | } | |
6ad3d225 | 354 | STATUS_NATIVE_SET(PerlProc_pclose(fp)); |
aa689395 | 355 | TAINT; /* "I believe that this is not gratuitous!" */ |
a0d0e21e LW |
356 | } |
357 | else { | |
f86702cc | 358 | STATUS_NATIVE_SET(-1); |
54310121 | 359 | if (gimme == G_SCALAR) |
a0d0e21e LW |
360 | RETPUSHUNDEF; |
361 | } | |
362 | ||
363 | RETURN; | |
364 | } | |
365 | ||
366 | PP(pp_glob) | |
367 | { | |
368 | OP *result; | |
f5284f61 IZ |
369 | tryAMAGICunTARGET(iter, -1); |
370 | ||
71686f12 GS |
371 | /* Note that we only ever get here if File::Glob fails to load |
372 | * without at the same time croaking, for some reason, or if | |
373 | * perl was built with PERL_EXTERNAL_GLOB */ | |
374 | ||
a0d0e21e | 375 | ENTER; |
a0d0e21e | 376 | |
c90c0ff4 | 377 | #ifndef VMS |
3280af22 | 378 | if (PL_tainting) { |
7bac28a0 | 379 | /* |
380 | * The external globbing program may use things we can't control, | |
381 | * so for security reasons we must assume the worst. | |
382 | */ | |
383 | TAINT; | |
22c35a8c | 384 | taint_proper(PL_no_security, "glob"); |
7bac28a0 | 385 | } |
c90c0ff4 | 386 | #endif /* !VMS */ |
7bac28a0 | 387 | |
3280af22 NIS |
388 | SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */ |
389 | PL_last_in_gv = (GV*)*PL_stack_sp--; | |
a0d0e21e | 390 | |
3280af22 | 391 | SAVESPTR(PL_rs); /* This is not permanent, either. */ |
79cb57f6 | 392 | PL_rs = sv_2mortal(newSVpvn("\000", 1)); |
c07a80fd | 393 | #ifndef DOSISH |
394 | #ifndef CSH | |
6b88bc9c | 395 | *SvPVX(PL_rs) = '\n'; |
a0d0e21e | 396 | #endif /* !CSH */ |
55497cff | 397 | #endif /* !DOSISH */ |
c07a80fd | 398 | |
a0d0e21e LW |
399 | result = do_readline(); |
400 | LEAVE; | |
401 | return result; | |
402 | } | |
403 | ||
a0d0e21e LW |
404 | PP(pp_rcatline) |
405 | { | |
146174a9 | 406 | PL_last_in_gv = cGVOP_gv; |
a0d0e21e LW |
407 | return do_readline(); |
408 | } | |
409 | ||
410 | PP(pp_warn) | |
411 | { | |
39644a26 | 412 | dSP; dMARK; |
06bf62c7 | 413 | SV *tmpsv; |
a0d0e21e | 414 | char *tmps; |
06bf62c7 | 415 | STRLEN len; |
a0d0e21e LW |
416 | if (SP - MARK != 1) { |
417 | dTARGET; | |
3280af22 | 418 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 419 | tmpsv = TARG; |
a0d0e21e LW |
420 | SP = MARK + 1; |
421 | } | |
422 | else { | |
06bf62c7 | 423 | tmpsv = TOPs; |
a0d0e21e | 424 | } |
06bf62c7 | 425 | tmps = SvPV(tmpsv, len); |
7b102d90 | 426 | if ((!tmps || !len) && PL_errgv) { |
4e6ea2c3 GS |
427 | SV *error = ERRSV; |
428 | (void)SvUPGRADE(error, SVt_PV); | |
429 | if (SvPOK(error) && SvCUR(error)) | |
430 | sv_catpv(error, "\t...caught"); | |
06bf62c7 GS |
431 | tmpsv = error; |
432 | tmps = SvPV(tmpsv, len); | |
a0d0e21e | 433 | } |
06bf62c7 GS |
434 | if (!tmps || !len) |
435 | tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26)); | |
436 | ||
cb50131a | 437 | Perl_warn(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
438 | RETSETYES; |
439 | } | |
440 | ||
441 | PP(pp_die) | |
442 | { | |
39644a26 | 443 | dSP; dMARK; |
a0d0e21e | 444 | char *tmps; |
06bf62c7 GS |
445 | SV *tmpsv; |
446 | STRLEN len; | |
447 | bool multiarg = 0; | |
96e176bf CL |
448 | #ifdef VMS |
449 | VMSISH_HUSHED = VMSISH_HUSHED || (PL_op->op_private & OPpHUSH_VMSISH); | |
450 | #endif | |
a0d0e21e LW |
451 | if (SP - MARK != 1) { |
452 | dTARGET; | |
3280af22 | 453 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 GS |
454 | tmpsv = TARG; |
455 | tmps = SvPV(tmpsv, len); | |
456 | multiarg = 1; | |
a0d0e21e LW |
457 | SP = MARK + 1; |
458 | } | |
459 | else { | |
4e6ea2c3 | 460 | tmpsv = TOPs; |
bf12611a | 461 | tmps = SvROK(tmpsv) ? Nullch : SvPV(tmpsv, len); |
a0d0e21e | 462 | } |
06bf62c7 | 463 | if (!tmps || !len) { |
4e6ea2c3 GS |
464 | SV *error = ERRSV; |
465 | (void)SvUPGRADE(error, SVt_PV); | |
06bf62c7 GS |
466 | if (multiarg ? SvROK(error) : SvROK(tmpsv)) { |
467 | if (!multiarg) | |
4e6ea2c3 | 468 | SvSetSV(error,tmpsv); |
06bf62c7 | 469 | else if (sv_isobject(error)) { |
05423cc9 GS |
470 | HV *stash = SvSTASH(SvRV(error)); |
471 | GV *gv = gv_fetchmethod(stash, "PROPAGATE"); | |
472 | if (gv) { | |
146174a9 | 473 | SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0)); |
b448e4fe | 474 | SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop))); |
05423cc9 GS |
475 | EXTEND(SP, 3); |
476 | PUSHMARK(SP); | |
477 | PUSHs(error); | |
478 | PUSHs(file); | |
479 | PUSHs(line); | |
480 | PUTBACK; | |
864dbfa3 GS |
481 | call_sv((SV*)GvCV(gv), |
482 | G_SCALAR|G_EVAL|G_KEEPERR); | |
3280af22 | 483 | sv_setsv(error,*PL_stack_sp--); |
05423cc9 GS |
484 | } |
485 | } | |
b3fe4827 | 486 | DIE(aTHX_ Nullformat); |
4e6ea2c3 GS |
487 | } |
488 | else { | |
489 | if (SvPOK(error) && SvCUR(error)) | |
490 | sv_catpv(error, "\t...propagated"); | |
06bf62c7 GS |
491 | tmpsv = error; |
492 | tmps = SvPV(tmpsv, len); | |
4e6ea2c3 | 493 | } |
a0d0e21e | 494 | } |
06bf62c7 GS |
495 | if (!tmps || !len) |
496 | tmpsv = sv_2mortal(newSVpvn("Died", 4)); | |
497 | ||
cb50131a | 498 | DIE(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
499 | } |
500 | ||
501 | /* I/O. */ | |
502 | ||
503 | PP(pp_open) | |
504 | { | |
39644a26 | 505 | dSP; |
a567e93b NIS |
506 | dMARK; dORIGMARK; |
507 | dTARGET; | |
a0d0e21e LW |
508 | GV *gv; |
509 | SV *sv; | |
5b468f54 | 510 | IO *io; |
a0d0e21e LW |
511 | char *tmps; |
512 | STRLEN len; | |
4592e6ca | 513 | MAGIC *mg; |
a567e93b | 514 | bool ok; |
a0d0e21e | 515 | |
a567e93b | 516 | gv = (GV *)*++MARK; |
5f05dabc | 517 | if (!isGV(gv)) |
cea2e8a9 | 518 | DIE(aTHX_ PL_no_usym, "filehandle"); |
5b468f54 | 519 | if ((io = GvIOp(gv))) |
36477c24 | 520 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; |
853846ea | 521 | |
5b468f54 | 522 | if (io && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { |
a567e93b NIS |
523 | /* Method's args are same as ours ... */ |
524 | /* ... except handle is replaced by the object */ | |
5b468f54 | 525 | *MARK-- = SvTIED_obj((SV*)io, mg); |
a567e93b | 526 | PUSHMARK(MARK); |
4592e6ca NIS |
527 | PUTBACK; |
528 | ENTER; | |
864dbfa3 | 529 | call_method("OPEN", G_SCALAR); |
4592e6ca NIS |
530 | LEAVE; |
531 | SPAGAIN; | |
532 | RETURN; | |
533 | } | |
534 | ||
a567e93b NIS |
535 | if (MARK < SP) { |
536 | sv = *++MARK; | |
537 | } | |
538 | else { | |
539 | sv = GvSV(gv); | |
540 | } | |
541 | ||
a0d0e21e | 542 | tmps = SvPV(sv, len); |
a567e93b NIS |
543 | ok = do_openn(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); |
544 | SP = ORIGMARK; | |
545 | if (ok) | |
3280af22 NIS |
546 | PUSHi( (I32)PL_forkprocess ); |
547 | else if (PL_forkprocess == 0) /* we are a new child */ | |
a0d0e21e LW |
548 | PUSHi(0); |
549 | else | |
550 | RETPUSHUNDEF; | |
551 | RETURN; | |
552 | } | |
553 | ||
554 | PP(pp_close) | |
555 | { | |
39644a26 | 556 | dSP; |
a0d0e21e | 557 | GV *gv; |
5b468f54 | 558 | IO *io; |
1d603a67 | 559 | MAGIC *mg; |
a0d0e21e LW |
560 | |
561 | if (MAXARG == 0) | |
3280af22 | 562 | gv = PL_defoutgv; |
a0d0e21e LW |
563 | else |
564 | gv = (GV*)POPs; | |
1d603a67 | 565 | |
5b468f54 AMS |
566 | if (gv && (io = GvIO(gv)) |
567 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
568 | { | |
1d603a67 | 569 | PUSHMARK(SP); |
5b468f54 | 570 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
1d603a67 GB |
571 | PUTBACK; |
572 | ENTER; | |
864dbfa3 | 573 | call_method("CLOSE", G_SCALAR); |
1d603a67 GB |
574 | LEAVE; |
575 | SPAGAIN; | |
576 | RETURN; | |
577 | } | |
a0d0e21e | 578 | EXTEND(SP, 1); |
54310121 | 579 | PUSHs(boolSV(do_close(gv, TRUE))); |
a0d0e21e LW |
580 | RETURN; |
581 | } | |
582 | ||
583 | PP(pp_pipe_op) | |
584 | { | |
a0d0e21e | 585 | #ifdef HAS_PIPE |
9cad6237 | 586 | dSP; |
a0d0e21e LW |
587 | GV *rgv; |
588 | GV *wgv; | |
589 | register IO *rstio; | |
590 | register IO *wstio; | |
591 | int fd[2]; | |
592 | ||
593 | wgv = (GV*)POPs; | |
594 | rgv = (GV*)POPs; | |
595 | ||
596 | if (!rgv || !wgv) | |
597 | goto badexit; | |
598 | ||
4633a7c4 | 599 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
cea2e8a9 | 600 | DIE(aTHX_ PL_no_usym, "filehandle"); |
a0d0e21e LW |
601 | rstio = GvIOn(rgv); |
602 | wstio = GvIOn(wgv); | |
603 | ||
604 | if (IoIFP(rstio)) | |
605 | do_close(rgv, FALSE); | |
606 | if (IoIFP(wstio)) | |
607 | do_close(wgv, FALSE); | |
608 | ||
6ad3d225 | 609 | if (PerlProc_pipe(fd) < 0) |
a0d0e21e LW |
610 | goto badexit; |
611 | ||
479b2847 GS |
612 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPESOCK_MODE); |
613 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPESOCK_MODE); | |
b5ac89c3 | 614 | IoOFP(rstio) = IoIFP(rstio); |
a0d0e21e | 615 | IoIFP(wstio) = IoOFP(wstio); |
50952442 JH |
616 | IoTYPE(rstio) = IoTYPE_RDONLY; |
617 | IoTYPE(wstio) = IoTYPE_WRONLY; | |
a0d0e21e LW |
618 | |
619 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 620 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
6ad3d225 | 621 | else PerlLIO_close(fd[0]); |
760ac839 | 622 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
6ad3d225 | 623 | else PerlLIO_close(fd[1]); |
a0d0e21e LW |
624 | goto badexit; |
625 | } | |
4771b018 GS |
626 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
627 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
628 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
629 | #endif | |
a0d0e21e LW |
630 | RETPUSHYES; |
631 | ||
632 | badexit: | |
633 | RETPUSHUNDEF; | |
634 | #else | |
cea2e8a9 | 635 | DIE(aTHX_ PL_no_func, "pipe"); |
a0d0e21e LW |
636 | #endif |
637 | } | |
638 | ||
639 | PP(pp_fileno) | |
640 | { | |
39644a26 | 641 | dSP; dTARGET; |
a0d0e21e LW |
642 | GV *gv; |
643 | IO *io; | |
760ac839 | 644 | PerlIO *fp; |
4592e6ca NIS |
645 | MAGIC *mg; |
646 | ||
a0d0e21e LW |
647 | if (MAXARG < 1) |
648 | RETPUSHUNDEF; | |
649 | gv = (GV*)POPs; | |
4592e6ca | 650 | |
5b468f54 AMS |
651 | if (gv && (io = GvIO(gv)) |
652 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
653 | { | |
4592e6ca | 654 | PUSHMARK(SP); |
5b468f54 | 655 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
656 | PUTBACK; |
657 | ENTER; | |
864dbfa3 | 658 | call_method("FILENO", G_SCALAR); |
4592e6ca NIS |
659 | LEAVE; |
660 | SPAGAIN; | |
661 | RETURN; | |
662 | } | |
663 | ||
c289d2f7 JH |
664 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
665 | /* Can't do this because people seem to do things like | |
666 | defined(fileno($foo)) to check whether $foo is a valid fh. | |
667 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
668 | report_evil_fh(gv, io, PL_op->op_type); | |
669 | */ | |
a0d0e21e | 670 | RETPUSHUNDEF; |
c289d2f7 JH |
671 | } |
672 | ||
760ac839 | 673 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
674 | RETURN; |
675 | } | |
676 | ||
677 | PP(pp_umask) | |
678 | { | |
39644a26 | 679 | dSP; dTARGET; |
d7e492a4 | 680 | #ifdef HAS_UMASK |
761237fe | 681 | Mode_t anum; |
a0d0e21e | 682 | |
a0d0e21e | 683 | if (MAXARG < 1) { |
6ad3d225 GS |
684 | anum = PerlLIO_umask(0); |
685 | (void)PerlLIO_umask(anum); | |
a0d0e21e LW |
686 | } |
687 | else | |
6ad3d225 | 688 | anum = PerlLIO_umask(POPi); |
a0d0e21e LW |
689 | TAINT_PROPER("umask"); |
690 | XPUSHi(anum); | |
691 | #else | |
eec2d3df GS |
692 | /* Only DIE if trying to restrict permissions on `user' (self). |
693 | * Otherwise it's harmless and more useful to just return undef | |
694 | * since 'group' and 'other' concepts probably don't exist here. */ | |
695 | if (MAXARG >= 1 && (POPi & 0700)) | |
cea2e8a9 | 696 | DIE(aTHX_ "umask not implemented"); |
6b88bc9c | 697 | XPUSHs(&PL_sv_undef); |
a0d0e21e LW |
698 | #endif |
699 | RETURN; | |
700 | } | |
701 | ||
702 | PP(pp_binmode) | |
703 | { | |
39644a26 | 704 | dSP; |
a0d0e21e LW |
705 | GV *gv; |
706 | IO *io; | |
760ac839 | 707 | PerlIO *fp; |
4592e6ca | 708 | MAGIC *mg; |
16fe6d59 | 709 | SV *discp = Nullsv; |
a0d0e21e LW |
710 | |
711 | if (MAXARG < 1) | |
712 | RETPUSHUNDEF; | |
60382766 | 713 | if (MAXARG > 1) { |
16fe6d59 | 714 | discp = POPs; |
60382766 | 715 | } |
a0d0e21e | 716 | |
301e8125 | 717 | gv = (GV*)POPs; |
4592e6ca | 718 | |
5b468f54 AMS |
719 | if (gv && (io = GvIO(gv)) |
720 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
721 | { | |
4592e6ca | 722 | PUSHMARK(SP); |
5b468f54 | 723 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
16fe6d59 GS |
724 | if (discp) |
725 | XPUSHs(discp); | |
4592e6ca NIS |
726 | PUTBACK; |
727 | ENTER; | |
864dbfa3 | 728 | call_method("BINMODE", G_SCALAR); |
4592e6ca NIS |
729 | LEAVE; |
730 | SPAGAIN; | |
731 | RETURN; | |
732 | } | |
a0d0e21e LW |
733 | |
734 | EXTEND(SP, 1); | |
50f846a7 | 735 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
c289d2f7 JH |
736 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
737 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 738 | SETERRNO(EBADF,RMS_IFI); |
50f846a7 SC |
739 | RETPUSHUNDEF; |
740 | } | |
a0d0e21e | 741 | |
40d98b49 | 742 | PUTBACK; |
60382766 | 743 | if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), |
40d98b49 | 744 | (discp) ? SvPV_nolen(discp) : Nullch)) { |
38af81ff JH |
745 | if (IoOFP(io) && IoOFP(io) != IoIFP(io)) { |
746 | if (!PerlIO_binmode(aTHX_ IoOFP(io),IoTYPE(io), | |
747 | mode_from_discipline(discp), | |
748 | (discp) ? SvPV_nolen(discp) : Nullch)) { | |
749 | SPAGAIN; | |
750 | RETPUSHUNDEF; | |
751 | } | |
752 | } | |
40d98b49 | 753 | SPAGAIN; |
a0d0e21e | 754 | RETPUSHYES; |
40d98b49 JH |
755 | } |
756 | else { | |
757 | SPAGAIN; | |
a0d0e21e | 758 | RETPUSHUNDEF; |
40d98b49 | 759 | } |
a0d0e21e LW |
760 | } |
761 | ||
762 | PP(pp_tie) | |
763 | { | |
39644a26 | 764 | dSP; |
e336de0d | 765 | dMARK; |
a0d0e21e LW |
766 | SV *varsv; |
767 | HV* stash; | |
768 | GV *gv; | |
a0d0e21e | 769 | SV *sv; |
3280af22 | 770 | I32 markoff = MARK - PL_stack_base; |
a0d0e21e | 771 | char *methname; |
14befaf4 | 772 | int how = PERL_MAGIC_tied; |
e336de0d | 773 | U32 items; |
a0d0e21e | 774 | |
e336de0d | 775 | varsv = *++MARK; |
6b05c17a NIS |
776 | switch(SvTYPE(varsv)) { |
777 | case SVt_PVHV: | |
778 | methname = "TIEHASH"; | |
03c6e78a | 779 | HvEITER((HV *)varsv) = Null(HE *); |
6b05c17a NIS |
780 | break; |
781 | case SVt_PVAV: | |
782 | methname = "TIEARRAY"; | |
783 | break; | |
784 | case SVt_PVGV: | |
7fb37951 AMS |
785 | #ifdef GV_UNIQUE_CHECK |
786 | if (GvUNIQUE((GV*)varsv)) { | |
787 | Perl_croak(aTHX_ "Attempt to tie unique GV"); | |
5bd07a3d DM |
788 | } |
789 | #endif | |
6b05c17a | 790 | methname = "TIEHANDLE"; |
14befaf4 | 791 | how = PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
792 | /* For tied filehandles, we apply tiedscalar magic to the IO |
793 | slot of the GP rather than the GV itself. AMS 20010812 */ | |
794 | if (!GvIOp(varsv)) | |
795 | GvIOp(varsv) = newIO(); | |
796 | varsv = (SV *)GvIOp(varsv); | |
6b05c17a NIS |
797 | break; |
798 | default: | |
799 | methname = "TIESCALAR"; | |
14befaf4 | 800 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
801 | break; |
802 | } | |
e336de0d GS |
803 | items = SP - MARK++; |
804 | if (sv_isobject(*MARK)) { | |
6b05c17a | 805 | ENTER; |
e788e7d3 | 806 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 807 | PUSHMARK(SP); |
eb160463 | 808 | EXTEND(SP,(I32)items); |
e336de0d GS |
809 | while (items--) |
810 | PUSHs(*MARK++); | |
811 | PUTBACK; | |
864dbfa3 | 812 | call_method(methname, G_SCALAR); |
301e8125 | 813 | } |
6b05c17a | 814 | else { |
864dbfa3 | 815 | /* Not clear why we don't call call_method here too. |
6b05c17a NIS |
816 | * perhaps to get different error message ? |
817 | */ | |
e336de0d | 818 | stash = gv_stashsv(*MARK, FALSE); |
6b05c17a | 819 | if (!stash || !(gv = gv_fetchmethod(stash, methname))) { |
35c1215d NC |
820 | DIE(aTHX_ "Can't locate object method \"%s\" via package \"%"SVf"\"", |
821 | methname, *MARK); | |
6b05c17a NIS |
822 | } |
823 | ENTER; | |
e788e7d3 | 824 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 825 | PUSHMARK(SP); |
eb160463 | 826 | EXTEND(SP,(I32)items); |
e336de0d GS |
827 | while (items--) |
828 | PUSHs(*MARK++); | |
829 | PUTBACK; | |
864dbfa3 | 830 | call_sv((SV*)GvCV(gv), G_SCALAR); |
6b05c17a | 831 | } |
a0d0e21e LW |
832 | SPAGAIN; |
833 | ||
834 | sv = TOPs; | |
d3acc0f7 | 835 | POPSTACK; |
a0d0e21e | 836 | if (sv_isobject(sv)) { |
33c27489 | 837 | sv_unmagic(varsv, how); |
ae21d580 | 838 | /* Croak if a self-tie on an aggregate is attempted. */ |
b881518d | 839 | if (varsv == SvRV(sv) && |
d87ebaca YST |
840 | (SvTYPE(varsv) == SVt_PVAV || |
841 | SvTYPE(varsv) == SVt_PVHV)) | |
ae21d580 JH |
842 | Perl_croak(aTHX_ |
843 | "Self-ties of arrays and hashes are not supported"); | |
d87ebaca | 844 | sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0); |
a0d0e21e LW |
845 | } |
846 | LEAVE; | |
3280af22 | 847 | SP = PL_stack_base + markoff; |
a0d0e21e LW |
848 | PUSHs(sv); |
849 | RETURN; | |
850 | } | |
851 | ||
852 | PP(pp_untie) | |
853 | { | |
39644a26 | 854 | dSP; |
5b468f54 | 855 | MAGIC *mg; |
33c27489 | 856 | SV *sv = POPs; |
14befaf4 DM |
857 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
858 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
55497cff | 859 | |
5b468f54 AMS |
860 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) |
861 | RETPUSHYES; | |
862 | ||
b7056d9c | 863 | if ((mg = SvTIED_mg(sv, how)) && mg->mg_obj) { |
a29a5827 NIS |
864 | SV *obj = SvRV(mg->mg_obj); |
865 | GV *gv; | |
866 | CV *cv = NULL; | |
fa2b88e0 JS |
867 | if (obj) { |
868 | if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && | |
869 | isGV(gv) && (cv = GvCV(gv))) { | |
870 | PUSHMARK(SP); | |
871 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
872 | XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); | |
873 | PUTBACK; | |
874 | ENTER; | |
875 | call_sv((SV *)cv, G_VOID); | |
876 | LEAVE; | |
877 | SPAGAIN; | |
878 | } | |
879 | else if (ckWARN(WARN_UNTIE)) { | |
880 | if (mg && SvREFCNT(obj) > 1) | |
9014280d | 881 | Perl_warner(aTHX_ packWARN(WARN_UNTIE), |
fa2b88e0 JS |
882 | "untie attempted while %"UVuf" inner references still exist", |
883 | (UV)SvREFCNT(obj) - 1 ) ; | |
884 | } | |
cbdc8872 | 885 | } |
886 | } | |
38193a09 | 887 | sv_unmagic(sv, how) ; |
55497cff | 888 | RETPUSHYES; |
a0d0e21e LW |
889 | } |
890 | ||
c07a80fd | 891 | PP(pp_tied) |
892 | { | |
39644a26 | 893 | dSP; |
5b468f54 | 894 | MAGIC *mg; |
33c27489 | 895 | SV *sv = POPs; |
14befaf4 DM |
896 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
897 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
5b468f54 AMS |
898 | |
899 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) | |
900 | RETPUSHUNDEF; | |
c07a80fd | 901 | |
155aba94 | 902 | if ((mg = SvTIED_mg(sv, how))) { |
33c27489 GS |
903 | SV *osv = SvTIED_obj(sv, mg); |
904 | if (osv == mg->mg_obj) | |
905 | osv = sv_mortalcopy(osv); | |
906 | PUSHs(osv); | |
907 | RETURN; | |
c07a80fd | 908 | } |
c07a80fd | 909 | RETPUSHUNDEF; |
910 | } | |
911 | ||
a0d0e21e LW |
912 | PP(pp_dbmopen) |
913 | { | |
39644a26 | 914 | dSP; |
a0d0e21e LW |
915 | HV *hv; |
916 | dPOPPOPssrl; | |
917 | HV* stash; | |
918 | GV *gv; | |
a0d0e21e LW |
919 | SV *sv; |
920 | ||
921 | hv = (HV*)POPs; | |
922 | ||
3280af22 | 923 | sv = sv_mortalcopy(&PL_sv_no); |
a0d0e21e LW |
924 | sv_setpv(sv, "AnyDBM_File"); |
925 | stash = gv_stashsv(sv, FALSE); | |
8ebc5c01 | 926 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) { |
a0d0e21e | 927 | PUTBACK; |
864dbfa3 | 928 | require_pv("AnyDBM_File.pm"); |
a0d0e21e | 929 | SPAGAIN; |
8ebc5c01 | 930 | if (!(gv = gv_fetchmethod(stash, "TIEHASH"))) |
cea2e8a9 | 931 | DIE(aTHX_ "No dbm on this machine"); |
a0d0e21e LW |
932 | } |
933 | ||
57d3b86d | 934 | ENTER; |
924508f0 | 935 | PUSHMARK(SP); |
6b05c17a | 936 | |
924508f0 | 937 | EXTEND(SP, 5); |
a0d0e21e LW |
938 | PUSHs(sv); |
939 | PUSHs(left); | |
940 | if (SvIV(right)) | |
b448e4fe | 941 | PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT))); |
a0d0e21e | 942 | else |
b448e4fe | 943 | PUSHs(sv_2mortal(newSVuv(O_RDWR))); |
a0d0e21e | 944 | PUSHs(right); |
57d3b86d | 945 | PUTBACK; |
864dbfa3 | 946 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
947 | SPAGAIN; |
948 | ||
949 | if (!sv_isobject(TOPs)) { | |
924508f0 GS |
950 | SP--; |
951 | PUSHMARK(SP); | |
a0d0e21e LW |
952 | PUSHs(sv); |
953 | PUSHs(left); | |
b448e4fe | 954 | PUSHs(sv_2mortal(newSVuv(O_RDONLY))); |
a0d0e21e | 955 | PUSHs(right); |
a0d0e21e | 956 | PUTBACK; |
864dbfa3 | 957 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
958 | SPAGAIN; |
959 | } | |
960 | ||
6b05c17a | 961 | if (sv_isobject(TOPs)) { |
14befaf4 DM |
962 | sv_unmagic((SV *) hv, PERL_MAGIC_tied); |
963 | sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); | |
6b05c17a | 964 | } |
a0d0e21e LW |
965 | LEAVE; |
966 | RETURN; | |
967 | } | |
968 | ||
969 | PP(pp_dbmclose) | |
970 | { | |
cea2e8a9 | 971 | return pp_untie(); |
a0d0e21e LW |
972 | } |
973 | ||
974 | PP(pp_sselect) | |
975 | { | |
a0d0e21e | 976 | #ifdef HAS_SELECT |
9cad6237 | 977 | dSP; dTARGET; |
a0d0e21e LW |
978 | register I32 i; |
979 | register I32 j; | |
980 | register char *s; | |
981 | register SV *sv; | |
65202027 | 982 | NV value; |
a0d0e21e LW |
983 | I32 maxlen = 0; |
984 | I32 nfound; | |
985 | struct timeval timebuf; | |
986 | struct timeval *tbuf = &timebuf; | |
987 | I32 growsize; | |
988 | char *fd_sets[4]; | |
2d8e6c8d | 989 | STRLEN n_a; |
a0d0e21e LW |
990 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
991 | I32 masksize; | |
992 | I32 offset; | |
993 | I32 k; | |
994 | ||
995 | # if BYTEORDER & 0xf0000 | |
996 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
997 | # else | |
998 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
999 | # endif | |
1000 | ||
1001 | #endif | |
1002 | ||
1003 | SP -= 4; | |
1004 | for (i = 1; i <= 3; i++) { | |
1005 | if (!SvPOK(SP[i])) | |
1006 | continue; | |
1007 | j = SvCUR(SP[i]); | |
1008 | if (maxlen < j) | |
1009 | maxlen = j; | |
1010 | } | |
1011 | ||
5ff3f7a4 | 1012 | /* little endians can use vecs directly */ |
e366b469 | 1013 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
5ff3f7a4 | 1014 | # ifdef NFDBITS |
a0d0e21e | 1015 | |
5ff3f7a4 GS |
1016 | # ifndef NBBY |
1017 | # define NBBY 8 | |
1018 | # endif | |
a0d0e21e LW |
1019 | |
1020 | masksize = NFDBITS / NBBY; | |
5ff3f7a4 | 1021 | # else |
a0d0e21e | 1022 | masksize = sizeof(long); /* documented int, everyone seems to use long */ |
5ff3f7a4 | 1023 | # endif |
a0d0e21e LW |
1024 | Zero(&fd_sets[0], 4, char*); |
1025 | #endif | |
1026 | ||
e366b469 PG |
1027 | # if SELECT_MIN_BITS > 1 |
1028 | /* If SELECT_MIN_BITS is greater than one we most probably will want | |
1029 | * to align the sizes with SELECT_MIN_BITS/8 because for example | |
1030 | * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital | |
1031 | * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates | |
1032 | * on (sets/tests/clears bits) is 32 bits. */ | |
1033 | growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8))); | |
1034 | # else | |
1035 | growsize = sizeof(fd_set); | |
1036 | # endif | |
1037 | ||
a0d0e21e LW |
1038 | sv = SP[4]; |
1039 | if (SvOK(sv)) { | |
1040 | value = SvNV(sv); | |
1041 | if (value < 0.0) | |
1042 | value = 0.0; | |
1043 | timebuf.tv_sec = (long)value; | |
65202027 | 1044 | value -= (NV)timebuf.tv_sec; |
a0d0e21e LW |
1045 | timebuf.tv_usec = (long)(value * 1000000.0); |
1046 | } | |
1047 | else | |
1048 | tbuf = Null(struct timeval*); | |
1049 | ||
1050 | for (i = 1; i <= 3; i++) { | |
1051 | sv = SP[i]; | |
1052 | if (!SvOK(sv)) { | |
1053 | fd_sets[i] = 0; | |
1054 | continue; | |
1055 | } | |
1056 | else if (!SvPOK(sv)) | |
2d8e6c8d | 1057 | SvPV_force(sv,n_a); /* force string conversion */ |
a0d0e21e LW |
1058 | j = SvLEN(sv); |
1059 | if (j < growsize) { | |
1060 | Sv_Grow(sv, growsize); | |
a0d0e21e | 1061 | } |
c07a80fd | 1062 | j = SvCUR(sv); |
1063 | s = SvPVX(sv) + j; | |
1064 | while (++j <= growsize) { | |
1065 | *s++ = '\0'; | |
1066 | } | |
1067 | ||
a0d0e21e LW |
1068 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1069 | s = SvPVX(sv); | |
1070 | New(403, fd_sets[i], growsize, char); | |
1071 | for (offset = 0; offset < growsize; offset += masksize) { | |
1072 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1073 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
1074 | } | |
1075 | #else | |
1076 | fd_sets[i] = SvPVX(sv); | |
1077 | #endif | |
1078 | } | |
1079 | ||
dc4c69d9 JH |
1080 | #ifdef PERL_IRIX5_SELECT_TIMEVAL_VOID_CAST |
1081 | /* Can't make just the (void*) conditional because that would be | |
1082 | * cpp #if within cpp macro, and not all compilers like that. */ | |
1083 | nfound = PerlSock_select( | |
1084 | maxlen * 8, | |
1085 | (Select_fd_set_t) fd_sets[1], | |
1086 | (Select_fd_set_t) fd_sets[2], | |
1087 | (Select_fd_set_t) fd_sets[3], | |
1088 | (void*) tbuf); /* Workaround for compiler bug. */ | |
1089 | #else | |
6ad3d225 | 1090 | nfound = PerlSock_select( |
a0d0e21e LW |
1091 | maxlen * 8, |
1092 | (Select_fd_set_t) fd_sets[1], | |
1093 | (Select_fd_set_t) fd_sets[2], | |
1094 | (Select_fd_set_t) fd_sets[3], | |
1095 | tbuf); | |
dc4c69d9 | 1096 | #endif |
a0d0e21e LW |
1097 | for (i = 1; i <= 3; i++) { |
1098 | if (fd_sets[i]) { | |
1099 | sv = SP[i]; | |
1100 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1101 | s = SvPVX(sv); | |
1102 | for (offset = 0; offset < growsize; offset += masksize) { | |
1103 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1104 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
1105 | } | |
1106 | Safefree(fd_sets[i]); | |
1107 | #endif | |
1108 | SvSETMAGIC(sv); | |
1109 | } | |
1110 | } | |
1111 | ||
1112 | PUSHi(nfound); | |
1113 | if (GIMME == G_ARRAY && tbuf) { | |
65202027 DS |
1114 | value = (NV)(timebuf.tv_sec) + |
1115 | (NV)(timebuf.tv_usec) / 1000000.0; | |
3280af22 | 1116 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
1117 | sv_setnv(sv, value); |
1118 | } | |
1119 | RETURN; | |
1120 | #else | |
cea2e8a9 | 1121 | DIE(aTHX_ "select not implemented"); |
a0d0e21e LW |
1122 | #endif |
1123 | } | |
1124 | ||
4633a7c4 | 1125 | void |
864dbfa3 | 1126 | Perl_setdefout(pTHX_ GV *gv) |
4633a7c4 LW |
1127 | { |
1128 | if (gv) | |
1129 | (void)SvREFCNT_inc(gv); | |
3280af22 NIS |
1130 | if (PL_defoutgv) |
1131 | SvREFCNT_dec(PL_defoutgv); | |
1132 | PL_defoutgv = gv; | |
4633a7c4 LW |
1133 | } |
1134 | ||
a0d0e21e LW |
1135 | PP(pp_select) |
1136 | { | |
39644a26 | 1137 | dSP; dTARGET; |
4633a7c4 LW |
1138 | GV *newdefout, *egv; |
1139 | HV *hv; | |
1140 | ||
533c011a | 1141 | newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL; |
4633a7c4 | 1142 | |
3280af22 | 1143 | egv = GvEGV(PL_defoutgv); |
4633a7c4 | 1144 | if (!egv) |
3280af22 | 1145 | egv = PL_defoutgv; |
4633a7c4 LW |
1146 | hv = GvSTASH(egv); |
1147 | if (! hv) | |
3280af22 | 1148 | XPUSHs(&PL_sv_undef); |
4633a7c4 | 1149 | else { |
cbdc8872 | 1150 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
f86702cc | 1151 | if (gvp && *gvp == egv) { |
f7aaccc2 | 1152 | gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); |
f86702cc | 1153 | XPUSHTARG; |
1154 | } | |
1155 | else { | |
1156 | XPUSHs(sv_2mortal(newRV((SV*)egv))); | |
1157 | } | |
4633a7c4 LW |
1158 | } |
1159 | ||
1160 | if (newdefout) { | |
ded8aa31 GS |
1161 | if (!GvIO(newdefout)) |
1162 | gv_IOadd(newdefout); | |
4633a7c4 LW |
1163 | setdefout(newdefout); |
1164 | } | |
1165 | ||
a0d0e21e LW |
1166 | RETURN; |
1167 | } | |
1168 | ||
1169 | PP(pp_getc) | |
1170 | { | |
39644a26 | 1171 | dSP; dTARGET; |
a0d0e21e | 1172 | GV *gv; |
90133b69 | 1173 | IO *io = NULL; |
2ae324a7 | 1174 | MAGIC *mg; |
a0d0e21e | 1175 | |
32da55ab | 1176 | if (MAXARG == 0) |
3280af22 | 1177 | gv = PL_stdingv; |
a0d0e21e LW |
1178 | else |
1179 | gv = (GV*)POPs; | |
2ae324a7 | 1180 | |
5b468f54 AMS |
1181 | if (gv && (io = GvIO(gv)) |
1182 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1183 | { | |
54310121 | 1184 | I32 gimme = GIMME_V; |
2ae324a7 | 1185 | PUSHMARK(SP); |
5b468f54 | 1186 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
2ae324a7 | 1187 | PUTBACK; |
1188 | ENTER; | |
864dbfa3 | 1189 | call_method("GETC", gimme); |
2ae324a7 | 1190 | LEAVE; |
1191 | SPAGAIN; | |
54310121 | 1192 | if (gimme == G_SCALAR) |
1193 | SvSetMagicSV_nosteal(TARG, TOPs); | |
2ae324a7 | 1194 | RETURN; |
1195 | } | |
90133b69 | 1196 | if (!gv || do_eof(gv)) { /* make sure we have fp with something */ |
97e322ff RGS |
1197 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED) |
1198 | && (!io || (!IoIFP(io) && IoTYPE(io) != IoTYPE_WRONLY))) | |
90133b69 | 1199 | report_evil_fh(gv, io, PL_op->op_type); |
b5fe5ca2 | 1200 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e | 1201 | RETPUSHUNDEF; |
90133b69 | 1202 | } |
bbce6d69 | 1203 | TAINT; |
a0d0e21e | 1204 | sv_setpv(TARG, " "); |
9bc64814 | 1205 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
7d59b7e4 NIS |
1206 | if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { |
1207 | /* Find out how many bytes the char needs */ | |
1208 | Size_t len = UTF8SKIP(SvPVX(TARG)); | |
1209 | if (len > 1) { | |
1210 | SvGROW(TARG,len+1); | |
1211 | len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); | |
1212 | SvCUR_set(TARG,1+len); | |
1213 | } | |
1214 | SvUTF8_on(TARG); | |
1215 | } | |
a0d0e21e LW |
1216 | PUSHTARG; |
1217 | RETURN; | |
1218 | } | |
1219 | ||
1220 | PP(pp_read) | |
1221 | { | |
cea2e8a9 | 1222 | return pp_sysread(); |
a0d0e21e LW |
1223 | } |
1224 | ||
76e3520e | 1225 | STATIC OP * |
cea2e8a9 | 1226 | S_doform(pTHX_ CV *cv, GV *gv, OP *retop) |
a0d0e21e | 1227 | { |
c09156bb | 1228 | register PERL_CONTEXT *cx; |
54310121 | 1229 | I32 gimme = GIMME_V; |
a0d0e21e LW |
1230 | |
1231 | ENTER; | |
1232 | SAVETMPS; | |
1233 | ||
1234 | push_return(retop); | |
146174a9 | 1235 | PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp); |
a0d0e21e | 1236 | PUSHFORMAT(cx); |
dd2155a4 | 1237 | PAD_SET_CUR(CvPADLIST(cv), 1); |
a0d0e21e | 1238 | |
4633a7c4 | 1239 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
1240 | return CvSTART(cv); |
1241 | } | |
1242 | ||
1243 | PP(pp_enterwrite) | |
1244 | { | |
39644a26 | 1245 | dSP; |
a0d0e21e LW |
1246 | register GV *gv; |
1247 | register IO *io; | |
1248 | GV *fgv; | |
1249 | CV *cv; | |
1250 | ||
1251 | if (MAXARG == 0) | |
3280af22 | 1252 | gv = PL_defoutgv; |
a0d0e21e LW |
1253 | else { |
1254 | gv = (GV*)POPs; | |
1255 | if (!gv) | |
3280af22 | 1256 | gv = PL_defoutgv; |
a0d0e21e LW |
1257 | } |
1258 | EXTEND(SP, 1); | |
1259 | io = GvIO(gv); | |
1260 | if (!io) { | |
1261 | RETPUSHNO; | |
1262 | } | |
1263 | if (IoFMT_GV(io)) | |
1264 | fgv = IoFMT_GV(io); | |
1265 | else | |
1266 | fgv = gv; | |
1267 | ||
1268 | cv = GvFORM(fgv); | |
a0d0e21e | 1269 | if (!cv) { |
2dd78f96 | 1270 | char *name = NULL; |
a0d0e21e | 1271 | if (fgv) { |
748a9306 | 1272 | SV *tmpsv = sv_newmortal(); |
43693395 | 1273 | gv_efullname4(tmpsv, fgv, Nullch, FALSE); |
2dd78f96 | 1274 | name = SvPV_nolen(tmpsv); |
a0d0e21e | 1275 | } |
2dd78f96 JH |
1276 | if (name && *name) |
1277 | DIE(aTHX_ "Undefined format \"%s\" called", name); | |
cea2e8a9 | 1278 | DIE(aTHX_ "Not a format reference"); |
a0d0e21e | 1279 | } |
44a8e56a | 1280 | if (CvCLONE(cv)) |
1281 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
a0d0e21e | 1282 | |
44a8e56a | 1283 | IoFLAGS(io) &= ~IOf_DIDTOP; |
533c011a | 1284 | return doform(cv,gv,PL_op->op_next); |
a0d0e21e LW |
1285 | } |
1286 | ||
1287 | PP(pp_leavewrite) | |
1288 | { | |
39644a26 | 1289 | dSP; |
a0d0e21e LW |
1290 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; |
1291 | register IO *io = GvIOp(gv); | |
760ac839 LW |
1292 | PerlIO *ofp = IoOFP(io); |
1293 | PerlIO *fp; | |
a0d0e21e LW |
1294 | SV **newsp; |
1295 | I32 gimme; | |
c09156bb | 1296 | register PERL_CONTEXT *cx; |
a0d0e21e | 1297 | |
760ac839 | 1298 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
3280af22 | 1299 | (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); |
7ef822cd JH |
1300 | if (!io || !ofp) |
1301 | goto forget_top; | |
3280af22 NIS |
1302 | if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && |
1303 | PL_formtarget != PL_toptarget) | |
a0d0e21e | 1304 | { |
4633a7c4 LW |
1305 | GV *fgv; |
1306 | CV *cv; | |
a0d0e21e LW |
1307 | if (!IoTOP_GV(io)) { |
1308 | GV *topgv; | |
46fc3d4c | 1309 | SV *topname; |
a0d0e21e LW |
1310 | |
1311 | if (!IoTOP_NAME(io)) { | |
1312 | if (!IoFMT_NAME(io)) | |
1313 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
cea2e8a9 | 1314 | topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", IoFMT_NAME(io))); |
46fc3d4c | 1315 | topgv = gv_fetchpv(SvPVX(topname), FALSE, SVt_PVFM); |
748a9306 | 1316 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e | 1317 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
46fc3d4c | 1318 | IoTOP_NAME(io) = savepv(SvPVX(topname)); |
a0d0e21e LW |
1319 | else |
1320 | IoTOP_NAME(io) = savepv("top"); | |
1321 | } | |
1322 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
1323 | if (!topgv || !GvFORM(topgv)) { | |
1324 | IoLINES_LEFT(io) = 100000000; | |
1325 | goto forget_top; | |
1326 | } | |
1327 | IoTOP_GV(io) = topgv; | |
1328 | } | |
748a9306 LW |
1329 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
1330 | I32 lines = IoLINES_LEFT(io); | |
3280af22 | 1331 | char *s = SvPVX(PL_formtarget); |
8e07c86e AD |
1332 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
1333 | goto forget_top; | |
748a9306 LW |
1334 | while (lines-- > 0) { |
1335 | s = strchr(s, '\n'); | |
1336 | if (!s) | |
1337 | break; | |
1338 | s++; | |
1339 | } | |
1340 | if (s) { | |
d75029d0 NIS |
1341 | STRLEN save = SvCUR(PL_formtarget); |
1342 | SvCUR_set(PL_formtarget, s - SvPVX(PL_formtarget)); | |
1343 | do_print(PL_formtarget, ofp); | |
1344 | SvCUR_set(PL_formtarget, save); | |
3280af22 NIS |
1345 | sv_chop(PL_formtarget, s); |
1346 | FmLINES(PL_formtarget) -= IoLINES_LEFT(io); | |
748a9306 LW |
1347 | } |
1348 | } | |
a0d0e21e | 1349 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
d75029d0 | 1350 | do_print(PL_formfeed, ofp); |
a0d0e21e LW |
1351 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
1352 | IoPAGE(io)++; | |
3280af22 | 1353 | PL_formtarget = PL_toptarget; |
748a9306 | 1354 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
1355 | fgv = IoTOP_GV(io); |
1356 | if (!fgv) | |
cea2e8a9 | 1357 | DIE(aTHX_ "bad top format reference"); |
4633a7c4 | 1358 | cv = GvFORM(fgv); |
2dd78f96 JH |
1359 | { |
1360 | char *name = NULL; | |
1361 | if (!cv) { | |
1362 | SV *sv = sv_newmortal(); | |
1363 | gv_efullname4(sv, fgv, Nullch, FALSE); | |
1364 | name = SvPV_nolen(sv); | |
1365 | } | |
1366 | if (name && *name) | |
1367 | DIE(aTHX_ "Undefined top format \"%s\" called",name); | |
1368 | /* why no: | |
1369 | else | |
1370 | DIE(aTHX_ "Undefined top format called"); | |
1371 | ?*/ | |
4633a7c4 | 1372 | } |
44a8e56a | 1373 | if (CvCLONE(cv)) |
1374 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
533c011a | 1375 | return doform(cv,gv,PL_op); |
a0d0e21e LW |
1376 | } |
1377 | ||
1378 | forget_top: | |
3280af22 | 1379 | POPBLOCK(cx,PL_curpm); |
a0d0e21e LW |
1380 | POPFORMAT(cx); |
1381 | LEAVE; | |
1382 | ||
1383 | fp = IoOFP(io); | |
1384 | if (!fp) { | |
599cee73 | 1385 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1386 | if (IoIFP(io)) |
1387 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1388 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1389 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1390 | } |
3280af22 | 1391 | PUSHs(&PL_sv_no); |
a0d0e21e LW |
1392 | } |
1393 | else { | |
3280af22 | 1394 | if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) { |
599cee73 | 1395 | if (ckWARN(WARN_IO)) |
9014280d | 1396 | Perl_warner(aTHX_ packWARN(WARN_IO), "page overflow"); |
a0d0e21e | 1397 | } |
d75029d0 | 1398 | if (!do_print(PL_formtarget, fp)) |
3280af22 | 1399 | PUSHs(&PL_sv_no); |
a0d0e21e | 1400 | else { |
3280af22 NIS |
1401 | FmLINES(PL_formtarget) = 0; |
1402 | SvCUR_set(PL_formtarget, 0); | |
1403 | *SvEND(PL_formtarget) = '\0'; | |
a0d0e21e | 1404 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1405 | (void)PerlIO_flush(fp); |
3280af22 | 1406 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1407 | } |
1408 | } | |
9cbac4c7 | 1409 | /* bad_ofp: */ |
3280af22 | 1410 | PL_formtarget = PL_bodytarget; |
a0d0e21e LW |
1411 | PUTBACK; |
1412 | return pop_return(); | |
1413 | } | |
1414 | ||
1415 | PP(pp_prtf) | |
1416 | { | |
39644a26 | 1417 | dSP; dMARK; dORIGMARK; |
a0d0e21e LW |
1418 | GV *gv; |
1419 | IO *io; | |
760ac839 | 1420 | PerlIO *fp; |
26db47c4 | 1421 | SV *sv; |
46fc3d4c | 1422 | MAGIC *mg; |
a0d0e21e | 1423 | |
533c011a | 1424 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e LW |
1425 | gv = (GV*)*++MARK; |
1426 | else | |
3280af22 | 1427 | gv = PL_defoutgv; |
46fc3d4c | 1428 | |
5b468f54 AMS |
1429 | if (gv && (io = GvIO(gv)) |
1430 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1431 | { | |
46fc3d4c | 1432 | if (MARK == ORIGMARK) { |
4352c267 | 1433 | MEXTEND(SP, 1); |
46fc3d4c | 1434 | ++MARK; |
1435 | Move(MARK, MARK + 1, (SP - MARK) + 1, SV*); | |
1436 | ++SP; | |
1437 | } | |
1438 | PUSHMARK(MARK - 1); | |
5b468f54 | 1439 | *MARK = SvTIED_obj((SV*)io, mg); |
46fc3d4c | 1440 | PUTBACK; |
1441 | ENTER; | |
864dbfa3 | 1442 | call_method("PRINTF", G_SCALAR); |
46fc3d4c | 1443 | LEAVE; |
1444 | SPAGAIN; | |
1445 | MARK = ORIGMARK + 1; | |
1446 | *MARK = *SP; | |
1447 | SP = MARK; | |
1448 | RETURN; | |
1449 | } | |
1450 | ||
26db47c4 | 1451 | sv = NEWSV(0,0); |
a0d0e21e | 1452 | if (!(io = GvIO(gv))) { |
2dd78f96 JH |
1453 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
1454 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 1455 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
1456 | goto just_say_no; |
1457 | } | |
1458 | else if (!(fp = IoOFP(io))) { | |
599cee73 | 1459 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1460 | if (IoIFP(io)) |
1461 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1462 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1463 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1464 | } |
93189314 | 1465 | SETERRNO(EBADF,IoIFP(io)?RMS_FAC:RMS_IFI); |
a0d0e21e LW |
1466 | goto just_say_no; |
1467 | } | |
1468 | else { | |
1469 | do_sprintf(sv, SP - MARK, MARK + 1); | |
1470 | if (!do_print(sv, fp)) | |
1471 | goto just_say_no; | |
1472 | ||
1473 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1474 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1475 | goto just_say_no; |
1476 | } | |
1477 | SvREFCNT_dec(sv); | |
1478 | SP = ORIGMARK; | |
3280af22 | 1479 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1480 | RETURN; |
1481 | ||
1482 | just_say_no: | |
1483 | SvREFCNT_dec(sv); | |
1484 | SP = ORIGMARK; | |
3280af22 | 1485 | PUSHs(&PL_sv_undef); |
a0d0e21e LW |
1486 | RETURN; |
1487 | } | |
1488 | ||
c07a80fd | 1489 | PP(pp_sysopen) |
1490 | { | |
39644a26 | 1491 | dSP; |
c07a80fd | 1492 | GV *gv; |
c07a80fd | 1493 | SV *sv; |
1494 | char *tmps; | |
1495 | STRLEN len; | |
1496 | int mode, perm; | |
1497 | ||
1498 | if (MAXARG > 3) | |
1499 | perm = POPi; | |
1500 | else | |
1501 | perm = 0666; | |
1502 | mode = POPi; | |
1503 | sv = POPs; | |
1504 | gv = (GV *)POPs; | |
1505 | ||
4592e6ca NIS |
1506 | /* Need TIEHANDLE method ? */ |
1507 | ||
c07a80fd | 1508 | tmps = SvPV(sv, len); |
1509 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1510 | IoLINES(GvIOp(gv)) = 0; | |
3280af22 | 1511 | PUSHs(&PL_sv_yes); |
c07a80fd | 1512 | } |
1513 | else { | |
3280af22 | 1514 | PUSHs(&PL_sv_undef); |
c07a80fd | 1515 | } |
1516 | RETURN; | |
1517 | } | |
1518 | ||
a0d0e21e LW |
1519 | PP(pp_sysread) |
1520 | { | |
39644a26 | 1521 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1522 | int offset; |
1523 | GV *gv; | |
1524 | IO *io; | |
1525 | char *buffer; | |
5b54f415 | 1526 | SSize_t length; |
eb5c063a | 1527 | SSize_t count; |
1e422769 | 1528 | Sock_size_t bufsize; |
748a9306 | 1529 | SV *bufsv; |
a0d0e21e | 1530 | STRLEN blen; |
2ae324a7 | 1531 | MAGIC *mg; |
eb5c063a NIS |
1532 | int fp_utf8; |
1533 | Size_t got = 0; | |
1534 | Size_t wanted; | |
1d636c13 | 1535 | bool charstart = FALSE; |
87330c3c JH |
1536 | STRLEN charskip = 0; |
1537 | STRLEN skip = 0; | |
a0d0e21e LW |
1538 | |
1539 | gv = (GV*)*++MARK; | |
5b468f54 AMS |
1540 | if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) |
1541 | && gv && (io = GvIO(gv)) | |
1542 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
137443ea | 1543 | { |
2ae324a7 | 1544 | SV *sv; |
1545 | ||
1546 | PUSHMARK(MARK-1); | |
5b468f54 | 1547 | *MARK = SvTIED_obj((SV*)io, mg); |
2ae324a7 | 1548 | ENTER; |
864dbfa3 | 1549 | call_method("READ", G_SCALAR); |
2ae324a7 | 1550 | LEAVE; |
1551 | SPAGAIN; | |
1552 | sv = POPs; | |
1553 | SP = ORIGMARK; | |
1554 | PUSHs(sv); | |
1555 | RETURN; | |
1556 | } | |
1557 | ||
a0d0e21e LW |
1558 | if (!gv) |
1559 | goto say_undef; | |
748a9306 | 1560 | bufsv = *++MARK; |
ff68c719 | 1561 | if (! SvOK(bufsv)) |
1562 | sv_setpvn(bufsv, "", 0); | |
a0d0e21e | 1563 | length = SvIVx(*++MARK); |
748a9306 | 1564 | SETERRNO(0,0); |
a0d0e21e LW |
1565 | if (MARK < SP) |
1566 | offset = SvIVx(*++MARK); | |
1567 | else | |
1568 | offset = 0; | |
1569 | io = GvIO(gv); | |
b5fe5ca2 SR |
1570 | if (!io || !IoIFP(io)) { |
1571 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
1572 | report_evil_fh(gv, io, PL_op->op_type); | |
1573 | SETERRNO(EBADF,RMS_IFI); | |
a0d0e21e | 1574 | goto say_undef; |
b5fe5ca2 | 1575 | } |
0064a8a9 | 1576 | if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { |
7d59b7e4 | 1577 | buffer = SvPVutf8_force(bufsv, blen); |
eb5c063a NIS |
1578 | /* UTF8 may not have been set if they are all low bytes */ |
1579 | SvUTF8_on(bufsv); | |
7d59b7e4 NIS |
1580 | } |
1581 | else { | |
1582 | buffer = SvPV_force(bufsv, blen); | |
1583 | } | |
1584 | if (length < 0) | |
1585 | DIE(aTHX_ "Negative length"); | |
eb5c063a | 1586 | wanted = length; |
7d59b7e4 | 1587 | |
d0965105 JH |
1588 | charstart = TRUE; |
1589 | charskip = 0; | |
87330c3c | 1590 | skip = 0; |
d0965105 | 1591 | |
a0d0e21e | 1592 | #ifdef HAS_SOCKET |
533c011a | 1593 | if (PL_op->op_type == OP_RECV) { |
46fc3d4c | 1594 | char namebuf[MAXPATHLEN]; |
17a8c7ba | 1595 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) |
490ab354 JH |
1596 | bufsize = sizeof (struct sockaddr_in); |
1597 | #else | |
46fc3d4c | 1598 | bufsize = sizeof namebuf; |
490ab354 | 1599 | #endif |
abf95952 IZ |
1600 | #ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ |
1601 | if (bufsize >= 256) | |
1602 | bufsize = 255; | |
1603 | #endif | |
eb160463 | 1604 | buffer = SvGROW(bufsv, (STRLEN)(length+1)); |
bbce6d69 | 1605 | /* 'offset' means 'flags' here */ |
eb5c063a | 1606 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
46fc3d4c | 1607 | (struct sockaddr *)namebuf, &bufsize); |
eb5c063a | 1608 | if (count < 0) |
a0d0e21e | 1609 | RETPUSHUNDEF; |
4107cc59 OF |
1610 | #ifdef EPOC |
1611 | /* Bogus return without padding */ | |
1612 | bufsize = sizeof (struct sockaddr_in); | |
1613 | #endif | |
eb5c063a | 1614 | SvCUR_set(bufsv, count); |
748a9306 LW |
1615 | *SvEND(bufsv) = '\0'; |
1616 | (void)SvPOK_only(bufsv); | |
eb5c063a NIS |
1617 | if (fp_utf8) |
1618 | SvUTF8_on(bufsv); | |
748a9306 | 1619 | SvSETMAGIC(bufsv); |
aac0dd9a | 1620 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1621 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1622 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1623 | SP = ORIGMARK; |
46fc3d4c | 1624 | sv_setpvn(TARG, namebuf, bufsize); |
a0d0e21e LW |
1625 | PUSHs(TARG); |
1626 | RETURN; | |
1627 | } | |
1628 | #else | |
911d147d | 1629 | if (PL_op->op_type == OP_RECV) |
cea2e8a9 | 1630 | DIE(aTHX_ PL_no_sock_func, "recv"); |
a0d0e21e | 1631 | #endif |
eb5c063a NIS |
1632 | if (DO_UTF8(bufsv)) { |
1633 | /* offset adjust in characters not bytes */ | |
1634 | blen = sv_len_utf8(bufsv); | |
7d59b7e4 | 1635 | } |
bbce6d69 | 1636 | if (offset < 0) { |
eb160463 | 1637 | if (-offset > (int)blen) |
cea2e8a9 | 1638 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1639 | offset += blen; |
1640 | } | |
eb5c063a NIS |
1641 | if (DO_UTF8(bufsv)) { |
1642 | /* convert offset-as-chars to offset-as-bytes */ | |
1643 | offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; | |
1644 | } | |
1645 | more_bytes: | |
cd52b7b2 | 1646 | bufsize = SvCUR(bufsv); |
eb160463 | 1647 | buffer = SvGROW(bufsv, (STRLEN)(length+offset+1)); |
cd52b7b2 | 1648 | if (offset > bufsize) { /* Zero any newly allocated space */ |
1649 | Zero(buffer+bufsize, offset-bufsize, char); | |
1650 | } | |
eb5c063a NIS |
1651 | buffer = buffer + offset; |
1652 | ||
533c011a | 1653 | if (PL_op->op_type == OP_SYSREAD) { |
a7092146 | 1654 | #ifdef PERL_SOCK_SYSREAD_IS_RECV |
50952442 | 1655 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
eb5c063a NIS |
1656 | count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), |
1657 | buffer, length, 0); | |
a7092146 GS |
1658 | } |
1659 | else | |
1660 | #endif | |
1661 | { | |
eb5c063a NIS |
1662 | count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), |
1663 | buffer, length); | |
a7092146 | 1664 | } |
a0d0e21e LW |
1665 | } |
1666 | else | |
1667 | #ifdef HAS_SOCKET__bad_code_maybe | |
50952442 | 1668 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
46fc3d4c | 1669 | char namebuf[MAXPATHLEN]; |
490ab354 JH |
1670 | #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) |
1671 | bufsize = sizeof (struct sockaddr_in); | |
1672 | #else | |
46fc3d4c | 1673 | bufsize = sizeof namebuf; |
490ab354 | 1674 | #endif |
eb5c063a | 1675 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, |
46fc3d4c | 1676 | (struct sockaddr *)namebuf, &bufsize); |
a0d0e21e LW |
1677 | } |
1678 | else | |
1679 | #endif | |
3b02c43c | 1680 | { |
eb5c063a NIS |
1681 | count = PerlIO_read(IoIFP(io), buffer, length); |
1682 | /* PerlIO_read() - like fread() returns 0 on both error and EOF */ | |
1683 | if (count == 0 && PerlIO_error(IoIFP(io))) | |
1684 | count = -1; | |
3b02c43c | 1685 | } |
eb5c063a | 1686 | if (count < 0) { |
a00b5bd3 | 1687 | if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) |
6e6ef6b2 | 1688 | report_evil_fh(gv, io, OP_phoney_OUTPUT_ONLY); |
a0d0e21e | 1689 | goto say_undef; |
af8c498a | 1690 | } |
eb5c063a | 1691 | SvCUR_set(bufsv, count+(buffer - SvPVX(bufsv))); |
748a9306 LW |
1692 | *SvEND(bufsv) = '\0'; |
1693 | (void)SvPOK_only(bufsv); | |
0064a8a9 | 1694 | if (fp_utf8 && !IN_BYTES) { |
eb5c063a NIS |
1695 | /* Look at utf8 we got back and count the characters */ |
1696 | char *bend = buffer + count; | |
1697 | while (buffer < bend) { | |
d0965105 JH |
1698 | if (charstart) { |
1699 | skip = UTF8SKIP(buffer); | |
1700 | charskip = 0; | |
1701 | } | |
1702 | if (buffer - charskip + skip > bend) { | |
eb5c063a NIS |
1703 | /* partial character - try for rest of it */ |
1704 | length = skip - (bend-buffer); | |
1705 | offset = bend - SvPVX(bufsv); | |
d0965105 JH |
1706 | charstart = FALSE; |
1707 | charskip += count; | |
eb5c063a NIS |
1708 | goto more_bytes; |
1709 | } | |
1710 | else { | |
1711 | got++; | |
1712 | buffer += skip; | |
d0965105 JH |
1713 | charstart = TRUE; |
1714 | charskip = 0; | |
eb5c063a NIS |
1715 | } |
1716 | } | |
1717 | /* If we have not 'got' the number of _characters_ we 'wanted' get some more | |
1718 | provided amount read (count) was what was requested (length) | |
1719 | */ | |
1720 | if (got < wanted && count == length) { | |
d0965105 | 1721 | length = wanted - got; |
eb5c063a NIS |
1722 | offset = bend - SvPVX(bufsv); |
1723 | goto more_bytes; | |
1724 | } | |
1725 | /* return value is character count */ | |
1726 | count = got; | |
1727 | SvUTF8_on(bufsv); | |
1728 | } | |
748a9306 | 1729 | SvSETMAGIC(bufsv); |
aac0dd9a | 1730 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1731 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1732 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1733 | SP = ORIGMARK; |
eb5c063a | 1734 | PUSHi(count); |
a0d0e21e LW |
1735 | RETURN; |
1736 | ||
1737 | say_undef: | |
1738 | SP = ORIGMARK; | |
1739 | RETPUSHUNDEF; | |
1740 | } | |
1741 | ||
1742 | PP(pp_syswrite) | |
1743 | { | |
39644a26 | 1744 | dSP; |
092bebab JH |
1745 | int items = (SP - PL_stack_base) - TOPMARK; |
1746 | if (items == 2) { | |
9f089d78 | 1747 | SV *sv; |
092bebab | 1748 | EXTEND(SP, 1); |
9f089d78 SB |
1749 | sv = sv_2mortal(newSViv(sv_len(*SP))); |
1750 | PUSHs(sv); | |
092bebab JH |
1751 | PUTBACK; |
1752 | } | |
cea2e8a9 | 1753 | return pp_send(); |
a0d0e21e LW |
1754 | } |
1755 | ||
1756 | PP(pp_send) | |
1757 | { | |
39644a26 | 1758 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1759 | GV *gv; |
1760 | IO *io; | |
748a9306 | 1761 | SV *bufsv; |
a0d0e21e | 1762 | char *buffer; |
8c99d73e GS |
1763 | Size_t length; |
1764 | SSize_t retval; | |
a0d0e21e | 1765 | STRLEN blen; |
1d603a67 | 1766 | MAGIC *mg; |
a0d0e21e LW |
1767 | |
1768 | gv = (GV*)*++MARK; | |
14befaf4 | 1769 | if (PL_op->op_type == OP_SYSWRITE |
5b468f54 AMS |
1770 | && gv && (io = GvIO(gv)) |
1771 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
14befaf4 | 1772 | { |
1d603a67 GB |
1773 | SV *sv; |
1774 | ||
1775 | PUSHMARK(MARK-1); | |
5b468f54 | 1776 | *MARK = SvTIED_obj((SV*)io, mg); |
1d603a67 | 1777 | ENTER; |
864dbfa3 | 1778 | call_method("WRITE", G_SCALAR); |
1d603a67 GB |
1779 | LEAVE; |
1780 | SPAGAIN; | |
1781 | sv = POPs; | |
1782 | SP = ORIGMARK; | |
1783 | PUSHs(sv); | |
1784 | RETURN; | |
1785 | } | |
a0d0e21e LW |
1786 | if (!gv) |
1787 | goto say_undef; | |
748a9306 | 1788 | bufsv = *++MARK; |
8c99d73e | 1789 | #if Size_t_size > IVSIZE |
3c001241 | 1790 | length = (Size_t)SvNVx(*++MARK); |
146174a9 | 1791 | #else |
3c001241 | 1792 | length = (Size_t)SvIVx(*++MARK); |
146174a9 | 1793 | #endif |
3c001241 | 1794 | if ((SSize_t)length < 0) |
cea2e8a9 | 1795 | DIE(aTHX_ "Negative length"); |
748a9306 | 1796 | SETERRNO(0,0); |
a0d0e21e LW |
1797 | io = GvIO(gv); |
1798 | if (!io || !IoIFP(io)) { | |
8c99d73e | 1799 | retval = -1; |
bc37a18f RG |
1800 | if (ckWARN(WARN_CLOSED)) |
1801 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 1802 | SETERRNO(EBADF,RMS_IFI); |
7d59b7e4 NIS |
1803 | goto say_undef; |
1804 | } | |
1805 | ||
1806 | if (PerlIO_isutf8(IoIFP(io))) { | |
1807 | buffer = SvPVutf8(bufsv, blen); | |
a0d0e21e | 1808 | } |
7d59b7e4 NIS |
1809 | else { |
1810 | if (DO_UTF8(bufsv)) | |
1811 | sv_utf8_downgrade(bufsv, FALSE); | |
1812 | buffer = SvPV(bufsv, blen); | |
1813 | } | |
1814 | ||
1815 | if (PL_op->op_type == OP_SYSWRITE) { | |
1816 | IV offset; | |
1817 | if (DO_UTF8(bufsv)) { | |
1818 | /* length and offset are in chars */ | |
1819 | blen = sv_len_utf8(bufsv); | |
1820 | } | |
bbce6d69 | 1821 | if (MARK < SP) { |
a0d0e21e | 1822 | offset = SvIVx(*++MARK); |
bbce6d69 | 1823 | if (offset < 0) { |
eb160463 | 1824 | if (-offset > (IV)blen) |
cea2e8a9 | 1825 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1826 | offset += blen; |
eb160463 | 1827 | } else if (offset >= (IV)blen && blen > 0) |
cea2e8a9 | 1828 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1829 | } else |
a0d0e21e LW |
1830 | offset = 0; |
1831 | if (length > blen - offset) | |
1832 | length = blen - offset; | |
7d59b7e4 | 1833 | if (DO_UTF8(bufsv)) { |
c8d31a35 | 1834 | buffer = (char*)utf8_hop((U8 *)buffer, offset); |
7d59b7e4 NIS |
1835 | length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; |
1836 | } | |
1837 | else { | |
1838 | buffer = buffer+offset; | |
1839 | } | |
a7092146 | 1840 | #ifdef PERL_SOCK_SYSWRITE_IS_SEND |
50952442 | 1841 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
8c99d73e | 1842 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1843 | buffer, length, 0); |
a7092146 GS |
1844 | } |
1845 | else | |
1846 | #endif | |
1847 | { | |
94e4c244 | 1848 | /* See the note at doio.c:do_print about filesize limits. --jhi */ |
8c99d73e | 1849 | retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1850 | buffer, length); |
a7092146 | 1851 | } |
a0d0e21e LW |
1852 | } |
1853 | #ifdef HAS_SOCKET | |
1854 | else if (SP > MARK) { | |
1855 | char *sockbuf; | |
1856 | STRLEN mlen; | |
1857 | sockbuf = SvPVx(*++MARK, mlen); | |
7d59b7e4 | 1858 | /* length is really flags */ |
8c99d73e GS |
1859 | retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, |
1860 | length, (struct sockaddr *)sockbuf, mlen); | |
a0d0e21e LW |
1861 | } |
1862 | else | |
7d59b7e4 | 1863 | /* length is really flags */ |
8c99d73e | 1864 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1865 | #else |
1866 | else | |
cea2e8a9 | 1867 | DIE(aTHX_ PL_no_sock_func, "send"); |
a0d0e21e | 1868 | #endif |
8c99d73e | 1869 | if (retval < 0) |
a0d0e21e LW |
1870 | goto say_undef; |
1871 | SP = ORIGMARK; | |
f36eea10 JH |
1872 | if (DO_UTF8(bufsv)) |
1873 | retval = utf8_length((U8*)buffer, (U8*)buffer + retval); | |
8c99d73e GS |
1874 | #if Size_t_size > IVSIZE |
1875 | PUSHn(retval); | |
1876 | #else | |
1877 | PUSHi(retval); | |
1878 | #endif | |
a0d0e21e LW |
1879 | RETURN; |
1880 | ||
1881 | say_undef: | |
1882 | SP = ORIGMARK; | |
1883 | RETPUSHUNDEF; | |
1884 | } | |
1885 | ||
1886 | PP(pp_recv) | |
1887 | { | |
cea2e8a9 | 1888 | return pp_sysread(); |
a0d0e21e LW |
1889 | } |
1890 | ||
1891 | PP(pp_eof) | |
1892 | { | |
39644a26 | 1893 | dSP; |
a0d0e21e | 1894 | GV *gv; |
5b468f54 | 1895 | IO *io; |
4592e6ca | 1896 | MAGIC *mg; |
a0d0e21e | 1897 | |
32da55ab | 1898 | if (MAXARG == 0) { |
146174a9 CB |
1899 | if (PL_op->op_flags & OPf_SPECIAL) { /* eof() */ |
1900 | IO *io; | |
ed2c6b9b | 1901 | gv = PL_last_in_gv = GvEGV(PL_argvgv); |
146174a9 CB |
1902 | io = GvIO(gv); |
1903 | if (io && !IoIFP(io)) { | |
1904 | if ((IoFLAGS(io) & IOf_START) && av_len(GvAVn(gv)) < 0) { | |
1905 | IoLINES(io) = 0; | |
1906 | IoFLAGS(io) &= ~IOf_START; | |
1907 | do_open(gv, "-", 1, FALSE, O_RDONLY, 0, Nullfp); | |
1908 | sv_setpvn(GvSV(gv), "-", 1); | |
1909 | SvSETMAGIC(GvSV(gv)); | |
1910 | } | |
1911 | else if (!nextargv(gv)) | |
1912 | RETPUSHYES; | |
1913 | } | |
1914 | } | |
1915 | else | |
1916 | gv = PL_last_in_gv; /* eof */ | |
1917 | } | |
a0d0e21e | 1918 | else |
146174a9 | 1919 | gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */ |
4592e6ca | 1920 | |
5b468f54 AMS |
1921 | if (gv && (io = GvIO(gv)) |
1922 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1923 | { | |
4592e6ca | 1924 | PUSHMARK(SP); |
5b468f54 | 1925 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1926 | PUTBACK; |
1927 | ENTER; | |
864dbfa3 | 1928 | call_method("EOF", G_SCALAR); |
4592e6ca NIS |
1929 | LEAVE; |
1930 | SPAGAIN; | |
1931 | RETURN; | |
1932 | } | |
1933 | ||
54310121 | 1934 | PUSHs(boolSV(!gv || do_eof(gv))); |
a0d0e21e LW |
1935 | RETURN; |
1936 | } | |
1937 | ||
1938 | PP(pp_tell) | |
1939 | { | |
39644a26 | 1940 | dSP; dTARGET; |
301e8125 | 1941 | GV *gv; |
5b468f54 | 1942 | IO *io; |
4592e6ca | 1943 | MAGIC *mg; |
a0d0e21e | 1944 | |
32da55ab | 1945 | if (MAXARG == 0) |
3280af22 | 1946 | gv = PL_last_in_gv; |
a0d0e21e | 1947 | else |
3280af22 | 1948 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 1949 | |
5b468f54 AMS |
1950 | if (gv && (io = GvIO(gv)) |
1951 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1952 | { | |
4592e6ca | 1953 | PUSHMARK(SP); |
5b468f54 | 1954 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1955 | PUTBACK; |
1956 | ENTER; | |
864dbfa3 | 1957 | call_method("TELL", G_SCALAR); |
4592e6ca NIS |
1958 | LEAVE; |
1959 | SPAGAIN; | |
1960 | RETURN; | |
1961 | } | |
1962 | ||
146174a9 CB |
1963 | #if LSEEKSIZE > IVSIZE |
1964 | PUSHn( do_tell(gv) ); | |
1965 | #else | |
a0d0e21e | 1966 | PUSHi( do_tell(gv) ); |
146174a9 | 1967 | #endif |
a0d0e21e LW |
1968 | RETURN; |
1969 | } | |
1970 | ||
1971 | PP(pp_seek) | |
1972 | { | |
cea2e8a9 | 1973 | return pp_sysseek(); |
137443ea | 1974 | } |
1975 | ||
1976 | PP(pp_sysseek) | |
1977 | { | |
39644a26 | 1978 | dSP; |
a0d0e21e | 1979 | GV *gv; |
5b468f54 | 1980 | IO *io; |
a0d0e21e | 1981 | int whence = POPi; |
146174a9 CB |
1982 | #if LSEEKSIZE > IVSIZE |
1983 | Off_t offset = (Off_t)SvNVx(POPs); | |
1984 | #else | |
d9b3e12d | 1985 | Off_t offset = (Off_t)SvIVx(POPs); |
146174a9 | 1986 | #endif |
4592e6ca | 1987 | MAGIC *mg; |
a0d0e21e | 1988 | |
3280af22 | 1989 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 1990 | |
5b468f54 AMS |
1991 | if (gv && (io = GvIO(gv)) |
1992 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1993 | { | |
4592e6ca | 1994 | PUSHMARK(SP); |
5b468f54 | 1995 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
cb50131a CB |
1996 | #if LSEEKSIZE > IVSIZE |
1997 | XPUSHs(sv_2mortal(newSVnv((NV) offset))); | |
1998 | #else | |
b448e4fe | 1999 | XPUSHs(sv_2mortal(newSViv(offset))); |
cb50131a | 2000 | #endif |
b448e4fe | 2001 | XPUSHs(sv_2mortal(newSViv(whence))); |
4592e6ca NIS |
2002 | PUTBACK; |
2003 | ENTER; | |
864dbfa3 | 2004 | call_method("SEEK", G_SCALAR); |
4592e6ca NIS |
2005 | LEAVE; |
2006 | SPAGAIN; | |
2007 | RETURN; | |
2008 | } | |
2009 | ||
533c011a | 2010 | if (PL_op->op_type == OP_SEEK) |
8903cb82 | 2011 | PUSHs(boolSV(do_seek(gv, offset, whence))); |
2012 | else { | |
b448e4fe JH |
2013 | Off_t sought = do_sysseek(gv, offset, whence); |
2014 | if (sought < 0) | |
146174a9 CB |
2015 | PUSHs(&PL_sv_undef); |
2016 | else { | |
b448e4fe | 2017 | SV* sv = sought ? |
146174a9 | 2018 | #if LSEEKSIZE > IVSIZE |
b448e4fe | 2019 | newSVnv((NV)sought) |
146174a9 | 2020 | #else |
b448e4fe | 2021 | newSViv(sought) |
146174a9 CB |
2022 | #endif |
2023 | : newSVpvn(zero_but_true, ZBTLEN); | |
2024 | PUSHs(sv_2mortal(sv)); | |
2025 | } | |
8903cb82 | 2026 | } |
a0d0e21e LW |
2027 | RETURN; |
2028 | } | |
2029 | ||
2030 | PP(pp_truncate) | |
2031 | { | |
39644a26 | 2032 | dSP; |
8c99d73e GS |
2033 | /* There seems to be no consensus on the length type of truncate() |
2034 | * and ftruncate(), both off_t and size_t have supporters. In | |
2035 | * general one would think that when using large files, off_t is | |
2036 | * at least as wide as size_t, so using an off_t should be okay. */ | |
2037 | /* XXX Configure probe for the length type of *truncate() needed XXX */ | |
2038 | Off_t len; | |
a0d0e21e | 2039 | |
25342a55 | 2040 | #if Off_t_size > IVSIZE |
8c99d73e GS |
2041 | len = (Off_t)POPn; |
2042 | #else | |
2043 | len = (Off_t)POPi; | |
2044 | #endif | |
2045 | /* Checking for length < 0 is problematic as the type might or | |
301e8125 | 2046 | * might not be signed: if it is not, clever compilers will moan. */ |
8c99d73e | 2047 | /* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */ |
748a9306 | 2048 | SETERRNO(0,0); |
5d94fbed | 2049 | #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP) |
d05c1ba0 JH |
2050 | { |
2051 | STRLEN n_a; | |
2052 | int result = 1; | |
2053 | GV *tmpgv; | |
090bf15b SR |
2054 | IO *io; |
2055 | ||
d05c1ba0 JH |
2056 | if (PL_op->op_flags & OPf_SPECIAL) { |
2057 | tmpgv = gv_fetchpv(POPpx, FALSE, SVt_PVIO); | |
2058 | ||
090bf15b SR |
2059 | do_ftruncate_gv: |
2060 | if (!GvIO(tmpgv)) | |
2061 | result = 0; | |
d05c1ba0 | 2062 | else { |
090bf15b SR |
2063 | PerlIO *fp; |
2064 | io = GvIOp(tmpgv); | |
2065 | do_ftruncate_io: | |
2066 | TAINT_PROPER("truncate"); | |
2067 | if (!(fp = IoIFP(io))) { | |
2068 | result = 0; | |
2069 | } | |
2070 | else { | |
2071 | PerlIO_flush(fp); | |
cbdc8872 | 2072 | #ifdef HAS_TRUNCATE |
090bf15b | 2073 | if (ftruncate(PerlIO_fileno(fp), len) < 0) |
301e8125 | 2074 | #else |
090bf15b | 2075 | if (my_chsize(PerlIO_fileno(fp), len) < 0) |
cbdc8872 | 2076 | #endif |
090bf15b SR |
2077 | result = 0; |
2078 | } | |
d05c1ba0 | 2079 | } |
cbdc8872 | 2080 | } |
d05c1ba0 JH |
2081 | else { |
2082 | SV *sv = POPs; | |
2083 | char *name; | |
72f496dc | 2084 | |
d05c1ba0 JH |
2085 | if (SvTYPE(sv) == SVt_PVGV) { |
2086 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
090bf15b | 2087 | goto do_ftruncate_gv; |
d05c1ba0 JH |
2088 | } |
2089 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2090 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
090bf15b SR |
2091 | goto do_ftruncate_gv; |
2092 | } | |
2093 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVIO) { | |
2094 | io = (IO*) SvRV(sv); /* *main::FRED{IO} for example */ | |
2095 | goto do_ftruncate_io; | |
d05c1ba0 | 2096 | } |
1e422769 | 2097 | |
d05c1ba0 JH |
2098 | name = SvPV(sv, n_a); |
2099 | TAINT_PROPER("truncate"); | |
cbdc8872 | 2100 | #ifdef HAS_TRUNCATE |
d05c1ba0 JH |
2101 | if (truncate(name, len) < 0) |
2102 | result = 0; | |
cbdc8872 | 2103 | #else |
d05c1ba0 JH |
2104 | { |
2105 | int tmpfd; | |
2106 | ||
2107 | if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) | |
cbdc8872 | 2108 | result = 0; |
d05c1ba0 JH |
2109 | else { |
2110 | if (my_chsize(tmpfd, len) < 0) | |
2111 | result = 0; | |
2112 | PerlLIO_close(tmpfd); | |
2113 | } | |
cbdc8872 | 2114 | } |
a0d0e21e | 2115 | #endif |
d05c1ba0 | 2116 | } |
a0d0e21e | 2117 | |
d05c1ba0 JH |
2118 | if (result) |
2119 | RETPUSHYES; | |
2120 | if (!errno) | |
93189314 | 2121 | SETERRNO(EBADF,RMS_IFI); |
d05c1ba0 JH |
2122 | RETPUSHUNDEF; |
2123 | } | |
a0d0e21e | 2124 | #else |
cea2e8a9 | 2125 | DIE(aTHX_ "truncate not implemented"); |
a0d0e21e LW |
2126 | #endif |
2127 | } | |
2128 | ||
2129 | PP(pp_fcntl) | |
2130 | { | |
cea2e8a9 | 2131 | return pp_ioctl(); |
a0d0e21e LW |
2132 | } |
2133 | ||
2134 | PP(pp_ioctl) | |
2135 | { | |
39644a26 | 2136 | dSP; dTARGET; |
748a9306 | 2137 | SV *argsv = POPs; |
3bb7c1b4 | 2138 | unsigned int func = POPu; |
533c011a | 2139 | int optype = PL_op->op_type; |
a0d0e21e | 2140 | char *s; |
324aa91a | 2141 | IV retval; |
a0d0e21e | 2142 | GV *gv = (GV*)POPs; |
c289d2f7 | 2143 | IO *io = gv ? GvIOn(gv) : 0; |
a0d0e21e | 2144 | |
748a9306 | 2145 | if (!io || !argsv || !IoIFP(io)) { |
c289d2f7 JH |
2146 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2147 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 2148 | SETERRNO(EBADF,RMS_IFI); /* well, sort of... */ |
a0d0e21e LW |
2149 | RETPUSHUNDEF; |
2150 | } | |
2151 | ||
748a9306 | 2152 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 2153 | STRLEN len; |
324aa91a | 2154 | STRLEN need; |
748a9306 | 2155 | s = SvPV_force(argsv, len); |
324aa91a HF |
2156 | need = IOCPARM_LEN(func); |
2157 | if (len < need) { | |
2158 | s = Sv_Grow(argsv, need + 1); | |
2159 | SvCUR_set(argsv, need); | |
a0d0e21e LW |
2160 | } |
2161 | ||
748a9306 | 2162 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
2163 | } |
2164 | else { | |
748a9306 | 2165 | retval = SvIV(argsv); |
c529f79d | 2166 | s = INT2PTR(char*,retval); /* ouch */ |
a0d0e21e LW |
2167 | } |
2168 | ||
2169 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
2170 | ||
2171 | if (optype == OP_IOCTL) | |
2172 | #ifdef HAS_IOCTL | |
76e3520e | 2173 | retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e | 2174 | #else |
cea2e8a9 | 2175 | DIE(aTHX_ "ioctl is not implemented"); |
a0d0e21e LW |
2176 | #endif |
2177 | else | |
c214f4ad WB |
2178 | #ifndef HAS_FCNTL |
2179 | DIE(aTHX_ "fcntl is not implemented"); | |
2180 | #else | |
55497cff | 2181 | #if defined(OS2) && defined(__EMX__) |
760ac839 | 2182 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 2183 | #else |
760ac839 | 2184 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
301e8125 | 2185 | #endif |
6652bd42 | 2186 | #endif |
a0d0e21e | 2187 | |
6652bd42 | 2188 | #if defined(HAS_IOCTL) || defined(HAS_FCNTL) |
748a9306 LW |
2189 | if (SvPOK(argsv)) { |
2190 | if (s[SvCUR(argsv)] != 17) | |
cea2e8a9 | 2191 | DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument", |
53e06cf0 | 2192 | OP_NAME(PL_op)); |
748a9306 LW |
2193 | s[SvCUR(argsv)] = 0; /* put our null back */ |
2194 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
2195 | } |
2196 | ||
2197 | if (retval == -1) | |
2198 | RETPUSHUNDEF; | |
2199 | if (retval != 0) { | |
2200 | PUSHi(retval); | |
2201 | } | |
2202 | else { | |
8903cb82 | 2203 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e | 2204 | } |
4808266b | 2205 | #endif |
c214f4ad | 2206 | RETURN; |
a0d0e21e LW |
2207 | } |
2208 | ||
2209 | PP(pp_flock) | |
2210 | { | |
9cad6237 | 2211 | #ifdef FLOCK |
39644a26 | 2212 | dSP; dTARGET; |
a0d0e21e LW |
2213 | I32 value; |
2214 | int argtype; | |
2215 | GV *gv; | |
bc37a18f | 2216 | IO *io = NULL; |
760ac839 | 2217 | PerlIO *fp; |
16d20bd9 | 2218 | |
a0d0e21e | 2219 | argtype = POPi; |
32da55ab | 2220 | if (MAXARG == 0) |
3280af22 | 2221 | gv = PL_last_in_gv; |
a0d0e21e LW |
2222 | else |
2223 | gv = (GV*)POPs; | |
bc37a18f RG |
2224 | if (gv && (io = GvIO(gv))) |
2225 | fp = IoIFP(io); | |
2226 | else { | |
a0d0e21e | 2227 | fp = Nullfp; |
bc37a18f RG |
2228 | io = NULL; |
2229 | } | |
a0d0e21e | 2230 | if (fp) { |
68dc0745 | 2231 | (void)PerlIO_flush(fp); |
76e3520e | 2232 | value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e | 2233 | } |
cb50131a | 2234 | else { |
bc37a18f RG |
2235 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2236 | report_evil_fh(gv, io, PL_op->op_type); | |
a0d0e21e | 2237 | value = 0; |
93189314 | 2238 | SETERRNO(EBADF,RMS_IFI); |
cb50131a | 2239 | } |
a0d0e21e LW |
2240 | PUSHi(value); |
2241 | RETURN; | |
2242 | #else | |
cea2e8a9 | 2243 | DIE(aTHX_ PL_no_func, "flock()"); |
a0d0e21e LW |
2244 | #endif |
2245 | } | |
2246 | ||
2247 | /* Sockets. */ | |
2248 | ||
2249 | PP(pp_socket) | |
2250 | { | |
a0d0e21e | 2251 | #ifdef HAS_SOCKET |
9cad6237 | 2252 | dSP; |
a0d0e21e LW |
2253 | GV *gv; |
2254 | register IO *io; | |
2255 | int protocol = POPi; | |
2256 | int type = POPi; | |
2257 | int domain = POPi; | |
2258 | int fd; | |
2259 | ||
2260 | gv = (GV*)POPs; | |
c289d2f7 | 2261 | io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2262 | |
c289d2f7 JH |
2263 | if (!gv || !io) { |
2264 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
2265 | report_evil_fh(gv, io, PL_op->op_type); | |
2266 | if (IoIFP(io)) | |
2267 | do_close(gv, FALSE); | |
93189314 | 2268 | SETERRNO(EBADF,LIB_INVARG); |
a0d0e21e LW |
2269 | RETPUSHUNDEF; |
2270 | } | |
2271 | ||
57171420 BS |
2272 | if (IoIFP(io)) |
2273 | do_close(gv, FALSE); | |
2274 | ||
a0d0e21e | 2275 | TAINT_PROPER("socket"); |
6ad3d225 | 2276 | fd = PerlSock_socket(domain, type, protocol); |
a0d0e21e LW |
2277 | if (fd < 0) |
2278 | RETPUSHUNDEF; | |
479b2847 GS |
2279 | IoIFP(io) = PerlIO_fdopen(fd, "r"PIPESOCK_MODE); /* stdio gets confused about sockets */ |
2280 | IoOFP(io) = PerlIO_fdopen(fd, "w"PIPESOCK_MODE); | |
50952442 | 2281 | IoTYPE(io) = IoTYPE_SOCKET; |
a0d0e21e | 2282 | if (!IoIFP(io) || !IoOFP(io)) { |
760ac839 LW |
2283 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
2284 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
6ad3d225 | 2285 | if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd); |
a0d0e21e LW |
2286 | RETPUSHUNDEF; |
2287 | } | |
8d2a6795 GS |
2288 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2289 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2290 | #endif | |
a0d0e21e | 2291 | |
d5ff79b3 OF |
2292 | #ifdef EPOC |
2293 | setbuf( IoIFP(io), NULL); /* EPOC gets confused about sockets */ | |
2294 | #endif | |
2295 | ||
a0d0e21e LW |
2296 | RETPUSHYES; |
2297 | #else | |
cea2e8a9 | 2298 | DIE(aTHX_ PL_no_sock_func, "socket"); |
a0d0e21e LW |
2299 | #endif |
2300 | } | |
2301 | ||
2302 | PP(pp_sockpair) | |
2303 | { | |
c95c94b1 | 2304 | #if defined (HAS_SOCKETPAIR) || (defined (HAS_SOCKET) && defined(SOCK_DGRAM) && defined(AF_INET) && defined(PF_INET)) |
76ffd3b9 | 2305 | dSP; |
a0d0e21e LW |
2306 | GV *gv1; |
2307 | GV *gv2; | |
2308 | register IO *io1; | |
2309 | register IO *io2; | |
2310 | int protocol = POPi; | |
2311 | int type = POPi; | |
2312 | int domain = POPi; | |
2313 | int fd[2]; | |
2314 | ||
2315 | gv2 = (GV*)POPs; | |
2316 | gv1 = (GV*)POPs; | |
c289d2f7 JH |
2317 | io1 = gv1 ? GvIOn(gv1) : NULL; |
2318 | io2 = gv2 ? GvIOn(gv2) : NULL; | |
2319 | if (!gv1 || !gv2 || !io1 || !io2) { | |
2320 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { | |
2321 | if (!gv1 || !io1) | |
2322 | report_evil_fh(gv1, io1, PL_op->op_type); | |
2323 | if (!gv2 || !io2) | |
2324 | report_evil_fh(gv1, io2, PL_op->op_type); | |
2325 | } | |
2326 | if (IoIFP(io1)) | |
2327 | do_close(gv1, FALSE); | |
2328 | if (IoIFP(io2)) | |
2329 | do_close(gv2, FALSE); | |
a0d0e21e | 2330 | RETPUSHUNDEF; |
c289d2f7 | 2331 | } |
a0d0e21e | 2332 | |
dc0d0a5f JH |
2333 | if (IoIFP(io1)) |
2334 | do_close(gv1, FALSE); | |
2335 | if (IoIFP(io2)) | |
2336 | do_close(gv2, FALSE); | |
57171420 | 2337 | |
a0d0e21e | 2338 | TAINT_PROPER("socketpair"); |
6ad3d225 | 2339 | if (PerlSock_socketpair(domain, type, protocol, fd) < 0) |
a0d0e21e | 2340 | RETPUSHUNDEF; |
479b2847 GS |
2341 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"PIPESOCK_MODE); |
2342 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"PIPESOCK_MODE); | |
50952442 | 2343 | IoTYPE(io1) = IoTYPE_SOCKET; |
479b2847 GS |
2344 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"PIPESOCK_MODE); |
2345 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"PIPESOCK_MODE); | |
50952442 | 2346 | IoTYPE(io2) = IoTYPE_SOCKET; |
a0d0e21e | 2347 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { |
760ac839 LW |
2348 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
2349 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
6ad3d225 | 2350 | if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]); |
760ac839 LW |
2351 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
2352 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
6ad3d225 | 2353 | if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]); |
a0d0e21e LW |
2354 | RETPUSHUNDEF; |
2355 | } | |
8d2a6795 GS |
2356 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2357 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
2358 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
2359 | #endif | |
a0d0e21e LW |
2360 | |
2361 | RETPUSHYES; | |
2362 | #else | |
cea2e8a9 | 2363 | DIE(aTHX_ PL_no_sock_func, "socketpair"); |
a0d0e21e LW |
2364 | #endif |
2365 | } | |
2366 | ||
2367 | PP(pp_bind) | |
2368 | { | |
a0d0e21e | 2369 | #ifdef HAS_SOCKET |
9cad6237 | 2370 | dSP; |
eec2d3df | 2371 | #ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */ |
82b3da69 JH |
2372 | extern void GETPRIVMODE(); |
2373 | extern void GETUSERMODE(); | |
eec2d3df | 2374 | #endif |
748a9306 | 2375 | SV *addrsv = POPs; |
a0d0e21e LW |
2376 | char *addr; |
2377 | GV *gv = (GV*)POPs; | |
2378 | register IO *io = GvIOn(gv); | |
2379 | STRLEN len; | |
eec2d3df GS |
2380 | int bind_ok = 0; |
2381 | #ifdef MPE | |
2382 | int mpeprivmode = 0; | |
2383 | #endif | |
a0d0e21e LW |
2384 | |
2385 | if (!io || !IoIFP(io)) | |
2386 | goto nuts; | |
2387 | ||
748a9306 | 2388 | addr = SvPV(addrsv, len); |
a0d0e21e | 2389 | TAINT_PROPER("bind"); |
eec2d3df GS |
2390 | #ifdef MPE /* Deal with MPE bind() peculiarities */ |
2391 | if (((struct sockaddr *)addr)->sa_family == AF_INET) { | |
2392 | /* The address *MUST* stupidly be zero. */ | |
2393 | ((struct sockaddr_in *)addr)->sin_addr.s_addr = INADDR_ANY; | |
2394 | /* PRIV mode is required to bind() to ports < 1024. */ | |
2395 | if (((struct sockaddr_in *)addr)->sin_port < 1024 && | |
2396 | ((struct sockaddr_in *)addr)->sin_port > 0) { | |
2397 | GETPRIVMODE(); /* If this fails, we are aborted by MPE/iX. */ | |
2398 | mpeprivmode = 1; | |
2399 | } | |
2400 | } | |
2401 | #endif /* MPE */ | |
2402 | if (PerlSock_bind(PerlIO_fileno(IoIFP(io)), | |
2403 | (struct sockaddr *)addr, len) >= 0) | |
2404 | bind_ok = 1; | |
2405 | ||
2406 | #ifdef MPE /* Switch back to USER mode */ | |
2407 | if (mpeprivmode) | |
2408 | GETUSERMODE(); | |
2409 | #endif /* MPE */ | |
2410 | ||
2411 | if (bind_ok) | |
a0d0e21e LW |
2412 | RETPUSHYES; |
2413 | else | |
2414 | RETPUSHUNDEF; | |
2415 | ||
2416 | nuts: | |
599cee73 | 2417 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2418 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2419 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2420 | RETPUSHUNDEF; |
2421 | #else | |
cea2e8a9 | 2422 | DIE(aTHX_ PL_no_sock_func, "bind"); |
a0d0e21e LW |
2423 | #endif |
2424 | } | |
2425 | ||
2426 | PP(pp_connect) | |
2427 | { | |
a0d0e21e | 2428 | #ifdef HAS_SOCKET |
9cad6237 | 2429 | dSP; |
748a9306 | 2430 | SV *addrsv = POPs; |
a0d0e21e LW |
2431 | char *addr; |
2432 | GV *gv = (GV*)POPs; | |
2433 | register IO *io = GvIOn(gv); | |
2434 | STRLEN len; | |
2435 | ||
2436 | if (!io || !IoIFP(io)) | |
2437 | goto nuts; | |
2438 | ||
748a9306 | 2439 | addr = SvPV(addrsv, len); |
a0d0e21e | 2440 | TAINT_PROPER("connect"); |
6ad3d225 | 2441 | if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
2442 | RETPUSHYES; |
2443 | else | |
2444 | RETPUSHUNDEF; | |
2445 | ||
2446 | nuts: | |
599cee73 | 2447 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2448 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2449 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2450 | RETPUSHUNDEF; |
2451 | #else | |
cea2e8a9 | 2452 | DIE(aTHX_ PL_no_sock_func, "connect"); |
a0d0e21e LW |
2453 | #endif |
2454 | } | |
2455 | ||
2456 | PP(pp_listen) | |
2457 | { | |
a0d0e21e | 2458 | #ifdef HAS_SOCKET |
9cad6237 | 2459 | dSP; |
a0d0e21e LW |
2460 | int backlog = POPi; |
2461 | GV *gv = (GV*)POPs; | |
c289d2f7 | 2462 | register IO *io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2463 | |
c289d2f7 | 2464 | if (!gv || !io || !IoIFP(io)) |
a0d0e21e LW |
2465 | goto nuts; |
2466 | ||
6ad3d225 | 2467 | if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
2468 | RETPUSHYES; |
2469 | else | |
2470 | RETPUSHUNDEF; | |
2471 | ||
2472 | nuts: | |
599cee73 | 2473 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2474 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2475 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2476 | RETPUSHUNDEF; |
2477 | #else | |
cea2e8a9 | 2478 | DIE(aTHX_ PL_no_sock_func, "listen"); |
a0d0e21e LW |
2479 | #endif |
2480 | } | |
2481 | ||
2482 | PP(pp_accept) | |
2483 | { | |
a0d0e21e | 2484 | #ifdef HAS_SOCKET |
9cad6237 | 2485 | dSP; dTARGET; |
a0d0e21e LW |
2486 | GV *ngv; |
2487 | GV *ggv; | |
2488 | register IO *nstio; | |
2489 | register IO *gstio; | |
93d47a36 JH |
2490 | char namebuf[MAXPATHLEN]; |
2491 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) | |
2492 | Sock_size_t len = sizeof (struct sockaddr_in); | |
2493 | #else | |
2494 | Sock_size_t len = sizeof namebuf; | |
2495 | #endif | |
a0d0e21e LW |
2496 | int fd; |
2497 | ||
2498 | ggv = (GV*)POPs; | |
2499 | ngv = (GV*)POPs; | |
2500 | ||
2501 | if (!ngv) | |
2502 | goto badexit; | |
2503 | if (!ggv) | |
2504 | goto nuts; | |
2505 | ||
2506 | gstio = GvIO(ggv); | |
2507 | if (!gstio || !IoIFP(gstio)) | |
2508 | goto nuts; | |
2509 | ||
2510 | nstio = GvIOn(ngv); | |
93d47a36 | 2511 | fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *) namebuf, &len); |
a0d0e21e LW |
2512 | if (fd < 0) |
2513 | goto badexit; | |
a70048fb AB |
2514 | if (IoIFP(nstio)) |
2515 | do_close(ngv, FALSE); | |
479b2847 | 2516 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"PIPESOCK_MODE); |
7e56aaa7 | 2517 | IoOFP(nstio) = PerlIO_fdopen(fd, "w"PIPESOCK_MODE); |
50952442 | 2518 | IoTYPE(nstio) = IoTYPE_SOCKET; |
a0d0e21e | 2519 | if (!IoIFP(nstio) || !IoOFP(nstio)) { |
760ac839 LW |
2520 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
2521 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
6ad3d225 | 2522 | if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd); |
a0d0e21e LW |
2523 | goto badexit; |
2524 | } | |
8d2a6795 GS |
2525 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2526 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2527 | #endif | |
a0d0e21e | 2528 | |
ed79a026 | 2529 | #ifdef EPOC |
93d47a36 | 2530 | len = sizeof (struct sockaddr_in); /* EPOC somehow truncates info */ |
a9f1f6b0 | 2531 | setbuf( IoIFP(nstio), NULL); /* EPOC gets confused about sockets */ |
ed79a026 | 2532 | #endif |
381c1bae | 2533 | #ifdef __SCO_VERSION__ |
93d47a36 | 2534 | len = sizeof (struct sockaddr_in); /* OpenUNIX 8 somehow truncates info */ |
381c1bae | 2535 | #endif |
ed79a026 | 2536 | |
93d47a36 | 2537 | PUSHp(namebuf, len); |
a0d0e21e LW |
2538 | RETURN; |
2539 | ||
2540 | nuts: | |
599cee73 | 2541 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2542 | report_evil_fh(ggv, ggv ? GvIO(ggv) : 0, PL_op->op_type); |
93189314 | 2543 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2544 | |
2545 | badexit: | |
2546 | RETPUSHUNDEF; | |
2547 | ||
2548 | #else | |
cea2e8a9 | 2549 | DIE(aTHX_ PL_no_sock_func, "accept"); |
a0d0e21e LW |
2550 | #endif |
2551 | } | |
2552 | ||
2553 | PP(pp_shutdown) | |
2554 | { | |
a0d0e21e | 2555 | #ifdef HAS_SOCKET |
9cad6237 | 2556 | dSP; dTARGET; |
a0d0e21e LW |
2557 | int how = POPi; |
2558 | GV *gv = (GV*)POPs; | |
2559 | register IO *io = GvIOn(gv); | |
2560 | ||
2561 | if (!io || !IoIFP(io)) | |
2562 | goto nuts; | |
2563 | ||
6ad3d225 | 2564 | PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
2565 | RETURN; |
2566 | ||
2567 | nuts: | |
599cee73 | 2568 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2569 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2570 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2571 | RETPUSHUNDEF; |
2572 | #else | |
cea2e8a9 | 2573 | DIE(aTHX_ PL_no_sock_func, "shutdown"); |
a0d0e21e LW |
2574 | #endif |
2575 | } | |
2576 | ||
2577 | PP(pp_gsockopt) | |
2578 | { | |
2579 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2580 | return pp_ssockopt(); |
a0d0e21e | 2581 | #else |
cea2e8a9 | 2582 | DIE(aTHX_ PL_no_sock_func, "getsockopt"); |
a0d0e21e LW |
2583 | #endif |
2584 | } | |
2585 | ||
2586 | PP(pp_ssockopt) | |
2587 | { | |
a0d0e21e | 2588 | #ifdef HAS_SOCKET |
9cad6237 | 2589 | dSP; |
533c011a | 2590 | int optype = PL_op->op_type; |
a0d0e21e LW |
2591 | SV *sv; |
2592 | int fd; | |
2593 | unsigned int optname; | |
2594 | unsigned int lvl; | |
2595 | GV *gv; | |
2596 | register IO *io; | |
1e422769 | 2597 | Sock_size_t len; |
a0d0e21e LW |
2598 | |
2599 | if (optype == OP_GSOCKOPT) | |
2600 | sv = sv_2mortal(NEWSV(22, 257)); | |
2601 | else | |
2602 | sv = POPs; | |
2603 | optname = (unsigned int) POPi; | |
2604 | lvl = (unsigned int) POPi; | |
2605 | ||
2606 | gv = (GV*)POPs; | |
2607 | io = GvIOn(gv); | |
2608 | if (!io || !IoIFP(io)) | |
2609 | goto nuts; | |
2610 | ||
760ac839 | 2611 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2612 | switch (optype) { |
2613 | case OP_GSOCKOPT: | |
748a9306 | 2614 | SvGROW(sv, 257); |
a0d0e21e | 2615 | (void)SvPOK_only(sv); |
748a9306 LW |
2616 | SvCUR_set(sv,256); |
2617 | *SvEND(sv) ='\0'; | |
1e422769 | 2618 | len = SvCUR(sv); |
6ad3d225 | 2619 | if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0) |
a0d0e21e | 2620 | goto nuts2; |
1e422769 | 2621 | SvCUR_set(sv, len); |
748a9306 | 2622 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2623 | PUSHs(sv); |
2624 | break; | |
2625 | case OP_SSOCKOPT: { | |
1e422769 | 2626 | char *buf; |
2627 | int aint; | |
2628 | if (SvPOKp(sv)) { | |
2d8e6c8d GS |
2629 | STRLEN l; |
2630 | buf = SvPV(sv, l); | |
2631 | len = l; | |
1e422769 | 2632 | } |
56ee1660 | 2633 | else { |
a0d0e21e LW |
2634 | aint = (int)SvIV(sv); |
2635 | buf = (char*)&aint; | |
2636 | len = sizeof(int); | |
2637 | } | |
6ad3d225 | 2638 | if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0) |
a0d0e21e | 2639 | goto nuts2; |
3280af22 | 2640 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
2641 | } |
2642 | break; | |
2643 | } | |
2644 | RETURN; | |
2645 | ||
2646 | nuts: | |
599cee73 | 2647 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2648 | report_evil_fh(gv, io, optype); |
93189314 | 2649 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2650 | nuts2: |
2651 | RETPUSHUNDEF; | |
2652 | ||
2653 | #else | |
cea2e8a9 | 2654 | DIE(aTHX_ PL_no_sock_func, "setsockopt"); |
a0d0e21e LW |
2655 | #endif |
2656 | } | |
2657 | ||
2658 | PP(pp_getsockname) | |
2659 | { | |
2660 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2661 | return pp_getpeername(); |
a0d0e21e | 2662 | #else |
cea2e8a9 | 2663 | DIE(aTHX_ PL_no_sock_func, "getsockname"); |
a0d0e21e LW |
2664 | #endif |
2665 | } | |
2666 | ||
2667 | PP(pp_getpeername) | |
2668 | { | |
a0d0e21e | 2669 | #ifdef HAS_SOCKET |
9cad6237 | 2670 | dSP; |
533c011a | 2671 | int optype = PL_op->op_type; |
a0d0e21e LW |
2672 | SV *sv; |
2673 | int fd; | |
2674 | GV *gv = (GV*)POPs; | |
2675 | register IO *io = GvIOn(gv); | |
1e422769 | 2676 | Sock_size_t len; |
a0d0e21e LW |
2677 | |
2678 | if (!io || !IoIFP(io)) | |
2679 | goto nuts; | |
2680 | ||
2681 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 | 2682 | (void)SvPOK_only(sv); |
1e422769 | 2683 | len = 256; |
2684 | SvCUR_set(sv, len); | |
748a9306 | 2685 | *SvEND(sv) ='\0'; |
760ac839 | 2686 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2687 | switch (optype) { |
2688 | case OP_GETSOCKNAME: | |
6ad3d225 | 2689 | if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e LW |
2690 | goto nuts2; |
2691 | break; | |
2692 | case OP_GETPEERNAME: | |
6ad3d225 | 2693 | if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e | 2694 | goto nuts2; |
490ab354 JH |
2695 | #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS) |
2696 | { | |
2697 | static const char nowhere[] = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"; | |
2698 | /* If the call succeeded, make sure we don't have a zeroed port/addr */ | |
2699 | if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET && | |
2700 | !memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere, | |
2701 | sizeof(u_short) + sizeof(struct in_addr))) { | |
301e8125 | 2702 | goto nuts2; |
490ab354 JH |
2703 | } |
2704 | } | |
2705 | #endif | |
a0d0e21e LW |
2706 | break; |
2707 | } | |
13826f2c CS |
2708 | #ifdef BOGUS_GETNAME_RETURN |
2709 | /* Interactive Unix, getpeername() and getsockname() | |
2710 | does not return valid namelen */ | |
1e422769 | 2711 | if (len == BOGUS_GETNAME_RETURN) |
2712 | len = sizeof(struct sockaddr); | |
13826f2c | 2713 | #endif |
1e422769 | 2714 | SvCUR_set(sv, len); |
748a9306 | 2715 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2716 | PUSHs(sv); |
2717 | RETURN; | |
2718 | ||
2719 | nuts: | |
599cee73 | 2720 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2721 | report_evil_fh(gv, io, optype); |
93189314 | 2722 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2723 | nuts2: |
2724 | RETPUSHUNDEF; | |
2725 | ||
2726 | #else | |
cea2e8a9 | 2727 | DIE(aTHX_ PL_no_sock_func, "getpeername"); |
a0d0e21e LW |
2728 | #endif |
2729 | } | |
2730 | ||
2731 | /* Stat calls. */ | |
2732 | ||
2733 | PP(pp_lstat) | |
2734 | { | |
cea2e8a9 | 2735 | return pp_stat(); |
a0d0e21e LW |
2736 | } |
2737 | ||
2738 | PP(pp_stat) | |
2739 | { | |
39644a26 | 2740 | dSP; |
2dd78f96 | 2741 | GV *gv; |
54310121 | 2742 | I32 gimme; |
a0d0e21e | 2743 | I32 max = 13; |
2d8e6c8d | 2744 | STRLEN n_a; |
a0d0e21e | 2745 | |
533c011a | 2746 | if (PL_op->op_flags & OPf_REF) { |
2dd78f96 | 2747 | gv = cGVOP_gv; |
8a4e5b40 | 2748 | if (PL_op->op_type == OP_LSTAT) { |
5d3e98de RGS |
2749 | if (gv != PL_defgv) { |
2750 | if (ckWARN(WARN_IO)) | |
9014280d | 2751 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de RGS |
2752 | "lstat() on filehandle %s", GvENAME(gv)); |
2753 | } else if (PL_laststype != OP_LSTAT) | |
8a4e5b40 | 2754 | Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); |
8a4e5b40 DD |
2755 | } |
2756 | ||
748a9306 | 2757 | do_fstat: |
2dd78f96 | 2758 | if (gv != PL_defgv) { |
3280af22 | 2759 | PL_laststype = OP_STAT; |
2dd78f96 | 2760 | PL_statgv = gv; |
3280af22 | 2761 | sv_setpv(PL_statname, ""); |
2dd78f96 JH |
2762 | PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) |
2763 | ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); | |
a0d0e21e | 2764 | } |
9ddeeac9 | 2765 | if (PL_laststatval < 0) { |
2dd78f96 JH |
2766 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2767 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); | |
a0d0e21e | 2768 | max = 0; |
9ddeeac9 | 2769 | } |
a0d0e21e LW |
2770 | } |
2771 | else { | |
748a9306 LW |
2772 | SV* sv = POPs; |
2773 | if (SvTYPE(sv) == SVt_PVGV) { | |
2dd78f96 | 2774 | gv = (GV*)sv; |
748a9306 LW |
2775 | goto do_fstat; |
2776 | } | |
2777 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2dd78f96 | 2778 | gv = (GV*)SvRV(sv); |
5d3e98de | 2779 | if (PL_op->op_type == OP_LSTAT && ckWARN(WARN_IO)) |
9014280d | 2780 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de | 2781 | "lstat() on filehandle %s", GvENAME(gv)); |
748a9306 LW |
2782 | goto do_fstat; |
2783 | } | |
2d8e6c8d | 2784 | sv_setpv(PL_statname, SvPV(sv,n_a)); |
3280af22 | 2785 | PL_statgv = Nullgv; |
a0d0e21e | 2786 | #ifdef HAS_LSTAT |
533c011a NIS |
2787 | PL_laststype = PL_op->op_type; |
2788 | if (PL_op->op_type == OP_LSTAT) | |
2d8e6c8d | 2789 | PL_laststatval = PerlLIO_lstat(SvPV(PL_statname, n_a), &PL_statcache); |
a0d0e21e LW |
2790 | else |
2791 | #endif | |
2d8e6c8d | 2792 | PL_laststatval = PerlLIO_stat(SvPV(PL_statname, n_a), &PL_statcache); |
3280af22 | 2793 | if (PL_laststatval < 0) { |
2d8e6c8d | 2794 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 2795 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "stat"); |
a0d0e21e LW |
2796 | max = 0; |
2797 | } | |
2798 | } | |
2799 | ||
54310121 | 2800 | gimme = GIMME_V; |
2801 | if (gimme != G_ARRAY) { | |
2802 | if (gimme != G_VOID) | |
2803 | XPUSHs(boolSV(max)); | |
2804 | RETURN; | |
a0d0e21e LW |
2805 | } |
2806 | if (max) { | |
36477c24 | 2807 | EXTEND(SP, max); |
2808 | EXTEND_MORTAL(max); | |
1ff81528 PL |
2809 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev))); |
2810 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino))); | |
b448e4fe JH |
2811 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode))); |
2812 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink))); | |
146174a9 CB |
2813 | #if Uid_t_size > IVSIZE |
2814 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid))); | |
2815 | #else | |
23dcd6c8 | 2816 | # if Uid_t_sign <= 0 |
1ff81528 | 2817 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid))); |
23dcd6c8 JH |
2818 | # else |
2819 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); | |
2820 | # endif | |
146174a9 | 2821 | #endif |
301e8125 | 2822 | #if Gid_t_size > IVSIZE |
146174a9 CB |
2823 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); |
2824 | #else | |
23dcd6c8 | 2825 | # if Gid_t_sign <= 0 |
1ff81528 | 2826 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid))); |
23dcd6c8 JH |
2827 | # else |
2828 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid))); | |
2829 | # endif | |
146174a9 | 2830 | #endif |
cbdc8872 | 2831 | #ifdef USE_STAT_RDEV |
1ff81528 | 2832 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev))); |
cbdc8872 | 2833 | #else |
79cb57f6 | 2834 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
cbdc8872 | 2835 | #endif |
146174a9 | 2836 | #if Off_t_size > IVSIZE |
4a9d6100 | 2837 | PUSHs(sv_2mortal(newSVnv((NV)PL_statcache.st_size))); |
146174a9 | 2838 | #else |
1ff81528 | 2839 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_size))); |
146174a9 | 2840 | #endif |
cbdc8872 | 2841 | #ifdef BIG_TIME |
172ae379 JH |
2842 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime))); |
2843 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime))); | |
2844 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime))); | |
cbdc8872 | 2845 | #else |
1ff81528 PL |
2846 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime))); |
2847 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime))); | |
2848 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime))); | |
cbdc8872 | 2849 | #endif |
a0d0e21e | 2850 | #ifdef USE_STAT_BLOCKS |
b448e4fe JH |
2851 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize))); |
2852 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks))); | |
a0d0e21e | 2853 | #else |
79cb57f6 GS |
2854 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
2855 | PUSHs(sv_2mortal(newSVpvn("", 0))); | |
a0d0e21e LW |
2856 | #endif |
2857 | } | |
2858 | RETURN; | |
2859 | } | |
2860 | ||
2861 | PP(pp_ftrread) | |
2862 | { | |
9cad6237 | 2863 | I32 result; |
2a3ff820 | 2864 | dSP; |
5ff3f7a4 | 2865 | #if defined(HAS_ACCESS) && defined(R_OK) |
2d8e6c8d | 2866 | STRLEN n_a; |
1af34c76 | 2867 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 2868 | result = access(POPpx, R_OK); |
5ff3f7a4 GS |
2869 | if (result == 0) |
2870 | RETPUSHYES; | |
2871 | if (result < 0) | |
2872 | RETPUSHUNDEF; | |
2873 | RETPUSHNO; | |
22865c03 GS |
2874 | } |
2875 | else | |
cea2e8a9 | 2876 | result = my_stat(); |
5ff3f7a4 | 2877 | #else |
cea2e8a9 | 2878 | result = my_stat(); |
5ff3f7a4 | 2879 | #endif |
22865c03 | 2880 | SPAGAIN; |
a0d0e21e LW |
2881 | if (result < 0) |
2882 | RETPUSHUNDEF; | |
3280af22 | 2883 | if (cando(S_IRUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2884 | RETPUSHYES; |
2885 | RETPUSHNO; | |
2886 | } | |
2887 | ||
2888 | PP(pp_ftrwrite) | |
2889 | { | |
9cad6237 | 2890 | I32 result; |
2a3ff820 | 2891 | dSP; |
5ff3f7a4 | 2892 | #if defined(HAS_ACCESS) && defined(W_OK) |
2d8e6c8d | 2893 | STRLEN n_a; |
1af34c76 | 2894 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 2895 | result = access(POPpx, W_OK); |
5ff3f7a4 GS |
2896 | if (result == 0) |
2897 | RETPUSHYES; | |
2898 | if (result < 0) | |
2899 | RETPUSHUNDEF; | |
2900 | RETPUSHNO; | |
22865c03 GS |
2901 | } |
2902 | else | |
cea2e8a9 | 2903 | result = my_stat(); |
5ff3f7a4 | 2904 | #else |
cea2e8a9 | 2905 | result = my_stat(); |
5ff3f7a4 | 2906 | #endif |
22865c03 | 2907 | SPAGAIN; |
a0d0e21e LW |
2908 | if (result < 0) |
2909 | RETPUSHUNDEF; | |
3280af22 | 2910 | if (cando(S_IWUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2911 | RETPUSHYES; |
2912 | RETPUSHNO; | |
2913 | } | |
2914 | ||
2915 | PP(pp_ftrexec) | |
2916 | { | |
9cad6237 | 2917 | I32 result; |
2a3ff820 | 2918 | dSP; |
5ff3f7a4 | 2919 | #if defined(HAS_ACCESS) && defined(X_OK) |
2d8e6c8d | 2920 | STRLEN n_a; |
1af34c76 | 2921 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 2922 | result = access(POPpx, X_OK); |
5ff3f7a4 GS |
2923 | if (result == 0) |
2924 | RETPUSHYES; | |
2925 | if (result < 0) | |
2926 | RETPUSHUNDEF; | |
2927 | RETPUSHNO; | |
22865c03 GS |
2928 | } |
2929 | else | |
cea2e8a9 | 2930 | result = my_stat(); |
5ff3f7a4 | 2931 | #else |
cea2e8a9 | 2932 | result = my_stat(); |
5ff3f7a4 | 2933 | #endif |
22865c03 | 2934 | SPAGAIN; |
a0d0e21e LW |
2935 | if (result < 0) |
2936 | RETPUSHUNDEF; | |
3280af22 | 2937 | if (cando(S_IXUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2938 | RETPUSHYES; |
2939 | RETPUSHNO; | |
2940 | } | |
2941 | ||
2942 | PP(pp_fteread) | |
2943 | { | |
9cad6237 | 2944 | I32 result; |
2a3ff820 | 2945 | dSP; |
5ff3f7a4 | 2946 | #ifdef PERL_EFF_ACCESS_R_OK |
2d8e6c8d | 2947 | STRLEN n_a; |
1af34c76 | 2948 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 2949 | result = PERL_EFF_ACCESS_R_OK(POPpx); |
5ff3f7a4 GS |
2950 | if (result == 0) |
2951 | RETPUSHYES; | |
2952 | if (result < 0) | |
2953 | RETPUSHUNDEF; | |
2954 | RETPUSHNO; | |
22865c03 GS |
2955 | } |
2956 | else | |
cea2e8a9 | 2957 | result = my_stat(); |
5ff3f7a4 | 2958 | #else |
cea2e8a9 | 2959 | result = my_stat(); |
5ff3f7a4 | 2960 | #endif |
22865c03 | 2961 | SPAGAIN; |
a0d0e21e LW |
2962 | if (result < 0) |
2963 | RETPUSHUNDEF; | |
3280af22 | 2964 | if (cando(S_IRUSR, 1, &PL_statcache)) |
a0d0e21e LW |
2965 | RETPUSHYES; |
2966 | RETPUSHNO; | |
2967 | } | |
2968 | ||
2969 | PP(pp_ftewrite) | |
2970 | { | |
9cad6237 | 2971 | I32 result; |
2a3ff820 | 2972 | dSP; |
5ff3f7a4 | 2973 | #ifdef PERL_EFF_ACCESS_W_OK |
2d8e6c8d | 2974 | STRLEN n_a; |
1af34c76 | 2975 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 2976 | result = PERL_EFF_ACCESS_W_OK(POPpx); |
5ff3f7a4 GS |
2977 | if (result == 0) |
2978 | RETPUSHYES; | |
2979 | if (result < 0) | |
2980 | RETPUSHUNDEF; | |
2981 | RETPUSHNO; | |
22865c03 GS |
2982 | } |
2983 | else | |
cea2e8a9 | 2984 | result = my_stat(); |
5ff3f7a4 | 2985 | #else |
cea2e8a9 | 2986 | result = my_stat(); |
5ff3f7a4 | 2987 | #endif |
22865c03 | 2988 | SPAGAIN; |
a0d0e21e LW |
2989 | if (result < 0) |
2990 | RETPUSHUNDEF; | |
3280af22 | 2991 | if (cando(S_IWUSR, 1, &PL_statcache)) |
a0d0e21e LW |
2992 | RETPUSHYES; |
2993 | RETPUSHNO; | |
2994 | } | |
2995 | ||
2996 | PP(pp_fteexec) | |
2997 | { | |
9cad6237 | 2998 | I32 result; |
2a3ff820 | 2999 | dSP; |
5ff3f7a4 | 3000 | #ifdef PERL_EFF_ACCESS_X_OK |
2d8e6c8d | 3001 | STRLEN n_a; |
1af34c76 | 3002 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 3003 | result = PERL_EFF_ACCESS_X_OK(POPpx); |
5ff3f7a4 GS |
3004 | if (result == 0) |
3005 | RETPUSHYES; | |
3006 | if (result < 0) | |
3007 | RETPUSHUNDEF; | |
3008 | RETPUSHNO; | |
22865c03 GS |
3009 | } |
3010 | else | |
cea2e8a9 | 3011 | result = my_stat(); |
5ff3f7a4 | 3012 | #else |
cea2e8a9 | 3013 | result = my_stat(); |
5ff3f7a4 | 3014 | #endif |
22865c03 | 3015 | SPAGAIN; |
a0d0e21e LW |
3016 | if (result < 0) |
3017 | RETPUSHUNDEF; | |
3280af22 | 3018 | if (cando(S_IXUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3019 | RETPUSHYES; |
3020 | RETPUSHNO; | |
3021 | } | |
3022 | ||
3023 | PP(pp_ftis) | |
3024 | { | |
9cad6237 | 3025 | I32 result = my_stat(); |
2a3ff820 | 3026 | dSP; |
a0d0e21e LW |
3027 | if (result < 0) |
3028 | RETPUSHUNDEF; | |
3029 | RETPUSHYES; | |
3030 | } | |
3031 | ||
3032 | PP(pp_fteowned) | |
3033 | { | |
cea2e8a9 | 3034 | return pp_ftrowned(); |
a0d0e21e LW |
3035 | } |
3036 | ||
3037 | PP(pp_ftrowned) | |
3038 | { | |
9cad6237 | 3039 | I32 result = my_stat(); |
2a3ff820 | 3040 | dSP; |
a0d0e21e LW |
3041 | if (result < 0) |
3042 | RETPUSHUNDEF; | |
146174a9 CB |
3043 | if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? |
3044 | PL_euid : PL_uid) ) | |
a0d0e21e LW |
3045 | RETPUSHYES; |
3046 | RETPUSHNO; | |
3047 | } | |
3048 | ||
3049 | PP(pp_ftzero) | |
3050 | { | |
9cad6237 | 3051 | I32 result = my_stat(); |
2a3ff820 | 3052 | dSP; |
a0d0e21e LW |
3053 | if (result < 0) |
3054 | RETPUSHUNDEF; | |
146174a9 | 3055 | if (PL_statcache.st_size == 0) |
a0d0e21e LW |
3056 | RETPUSHYES; |
3057 | RETPUSHNO; | |
3058 | } | |
3059 | ||
3060 | PP(pp_ftsize) | |
3061 | { | |
9cad6237 | 3062 | I32 result = my_stat(); |
2a3ff820 | 3063 | dSP; dTARGET; |
a0d0e21e LW |
3064 | if (result < 0) |
3065 | RETPUSHUNDEF; | |
146174a9 CB |
3066 | #if Off_t_size > IVSIZE |
3067 | PUSHn(PL_statcache.st_size); | |
3068 | #else | |
3280af22 | 3069 | PUSHi(PL_statcache.st_size); |
146174a9 | 3070 | #endif |
a0d0e21e LW |
3071 | RETURN; |
3072 | } | |
3073 | ||
3074 | PP(pp_ftmtime) | |
3075 | { | |
9cad6237 | 3076 | I32 result = my_stat(); |
2a3ff820 | 3077 | dSP; dTARGET; |
a0d0e21e LW |
3078 | if (result < 0) |
3079 | RETPUSHUNDEF; | |
c6419e06 | 3080 | PUSHn( (PL_basetime - PL_statcache.st_mtime) / 86400.0 ); |
a0d0e21e LW |
3081 | RETURN; |
3082 | } | |
3083 | ||
3084 | PP(pp_ftatime) | |
3085 | { | |
9cad6237 | 3086 | I32 result = my_stat(); |
2a3ff820 | 3087 | dSP; dTARGET; |
a0d0e21e LW |
3088 | if (result < 0) |
3089 | RETPUSHUNDEF; | |
c6419e06 | 3090 | PUSHn( (PL_basetime - PL_statcache.st_atime) / 86400.0 ); |
a0d0e21e LW |
3091 | RETURN; |
3092 | } | |
3093 | ||
3094 | PP(pp_ftctime) | |
3095 | { | |
9cad6237 | 3096 | I32 result = my_stat(); |
2a3ff820 | 3097 | dSP; dTARGET; |
a0d0e21e LW |
3098 | if (result < 0) |
3099 | RETPUSHUNDEF; | |
c6419e06 | 3100 | PUSHn( (PL_basetime - PL_statcache.st_ctime) / 86400.0 ); |
a0d0e21e LW |
3101 | RETURN; |
3102 | } | |
3103 | ||
3104 | PP(pp_ftsock) | |
3105 | { | |
9cad6237 | 3106 | I32 result = my_stat(); |
2a3ff820 | 3107 | dSP; |
a0d0e21e LW |
3108 | if (result < 0) |
3109 | RETPUSHUNDEF; | |
3280af22 | 3110 | if (S_ISSOCK(PL_statcache.st_mode)) |
a0d0e21e LW |
3111 | RETPUSHYES; |
3112 | RETPUSHNO; | |
3113 | } | |
3114 | ||
3115 | PP(pp_ftchr) | |
3116 | { | |
9cad6237 | 3117 | I32 result = my_stat(); |
2a3ff820 | 3118 | dSP; |
a0d0e21e LW |
3119 | if (result < 0) |
3120 | RETPUSHUNDEF; | |
3280af22 | 3121 | if (S_ISCHR(PL_statcache.st_mode)) |
a0d0e21e LW |
3122 | RETPUSHYES; |
3123 | RETPUSHNO; | |
3124 | } | |
3125 | ||
3126 | PP(pp_ftblk) | |
3127 | { | |
9cad6237 | 3128 | I32 result = my_stat(); |
2a3ff820 | 3129 | dSP; |
a0d0e21e LW |
3130 | if (result < 0) |
3131 | RETPUSHUNDEF; | |
3280af22 | 3132 | if (S_ISBLK(PL_statcache.st_mode)) |
a0d0e21e LW |
3133 | RETPUSHYES; |
3134 | RETPUSHNO; | |
3135 | } | |
3136 | ||
3137 | PP(pp_ftfile) | |
3138 | { | |
9cad6237 | 3139 | I32 result = my_stat(); |
2a3ff820 | 3140 | dSP; |
a0d0e21e LW |
3141 | if (result < 0) |
3142 | RETPUSHUNDEF; | |
3280af22 | 3143 | if (S_ISREG(PL_statcache.st_mode)) |
a0d0e21e LW |
3144 | RETPUSHYES; |
3145 | RETPUSHNO; | |
3146 | } | |
3147 | ||
3148 | PP(pp_ftdir) | |
3149 | { | |
9cad6237 | 3150 | I32 result = my_stat(); |
2a3ff820 | 3151 | dSP; |
a0d0e21e LW |
3152 | if (result < 0) |
3153 | RETPUSHUNDEF; | |
3280af22 | 3154 | if (S_ISDIR(PL_statcache.st_mode)) |
a0d0e21e LW |
3155 | RETPUSHYES; |
3156 | RETPUSHNO; | |
3157 | } | |
3158 | ||
3159 | PP(pp_ftpipe) | |
3160 | { | |
9cad6237 | 3161 | I32 result = my_stat(); |
2a3ff820 | 3162 | dSP; |
a0d0e21e LW |
3163 | if (result < 0) |
3164 | RETPUSHUNDEF; | |
3280af22 | 3165 | if (S_ISFIFO(PL_statcache.st_mode)) |
a0d0e21e LW |
3166 | RETPUSHYES; |
3167 | RETPUSHNO; | |
3168 | } | |
3169 | ||
3170 | PP(pp_ftlink) | |
3171 | { | |
9cad6237 | 3172 | I32 result = my_lstat(); |
2a3ff820 | 3173 | dSP; |
a0d0e21e LW |
3174 | if (result < 0) |
3175 | RETPUSHUNDEF; | |
3280af22 | 3176 | if (S_ISLNK(PL_statcache.st_mode)) |
a0d0e21e LW |
3177 | RETPUSHYES; |
3178 | RETPUSHNO; | |
3179 | } | |
3180 | ||
3181 | PP(pp_ftsuid) | |
3182 | { | |
39644a26 | 3183 | dSP; |
a0d0e21e | 3184 | #ifdef S_ISUID |
cea2e8a9 | 3185 | I32 result = my_stat(); |
a0d0e21e LW |
3186 | SPAGAIN; |
3187 | if (result < 0) | |
3188 | RETPUSHUNDEF; | |
3280af22 | 3189 | if (PL_statcache.st_mode & S_ISUID) |
a0d0e21e LW |
3190 | RETPUSHYES; |
3191 | #endif | |
3192 | RETPUSHNO; | |
3193 | } | |
3194 | ||
3195 | PP(pp_ftsgid) | |
3196 | { | |
39644a26 | 3197 | dSP; |
a0d0e21e | 3198 | #ifdef S_ISGID |
cea2e8a9 | 3199 | I32 result = my_stat(); |
a0d0e21e LW |
3200 | SPAGAIN; |
3201 | if (result < 0) | |
3202 | RETPUSHUNDEF; | |
3280af22 | 3203 | if (PL_statcache.st_mode & S_ISGID) |
a0d0e21e LW |
3204 | RETPUSHYES; |
3205 | #endif | |
3206 | RETPUSHNO; | |
3207 | } | |
3208 | ||
3209 | PP(pp_ftsvtx) | |
3210 | { | |
39644a26 | 3211 | dSP; |
a0d0e21e | 3212 | #ifdef S_ISVTX |
cea2e8a9 | 3213 | I32 result = my_stat(); |
a0d0e21e LW |
3214 | SPAGAIN; |
3215 | if (result < 0) | |
3216 | RETPUSHUNDEF; | |
3280af22 | 3217 | if (PL_statcache.st_mode & S_ISVTX) |
a0d0e21e LW |
3218 | RETPUSHYES; |
3219 | #endif | |
3220 | RETPUSHNO; | |
3221 | } | |
3222 | ||
3223 | PP(pp_fttty) | |
3224 | { | |
39644a26 | 3225 | dSP; |
a0d0e21e LW |
3226 | int fd; |
3227 | GV *gv; | |
fb73857a | 3228 | char *tmps = Nullch; |
2d8e6c8d | 3229 | STRLEN n_a; |
fb73857a | 3230 | |
533c011a | 3231 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3232 | gv = cGVOP_gv; |
fb73857a | 3233 | else if (isGV(TOPs)) |
3234 | gv = (GV*)POPs; | |
3235 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3236 | gv = (GV*)SvRV(POPs); | |
a0d0e21e | 3237 | else |
2d8e6c8d | 3238 | gv = gv_fetchpv(tmps = POPpx, FALSE, SVt_PVIO); |
fb73857a | 3239 | |
a0d0e21e | 3240 | if (GvIO(gv) && IoIFP(GvIOp(gv))) |
760ac839 | 3241 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
fb73857a | 3242 | else if (tmps && isDIGIT(*tmps)) |
a0d0e21e LW |
3243 | fd = atoi(tmps); |
3244 | else | |
3245 | RETPUSHUNDEF; | |
6ad3d225 | 3246 | if (PerlLIO_isatty(fd)) |
a0d0e21e LW |
3247 | RETPUSHYES; |
3248 | RETPUSHNO; | |
3249 | } | |
3250 | ||
16d20bd9 AD |
3251 | #if defined(atarist) /* this will work with atariST. Configure will |
3252 | make guesses for other systems. */ | |
3253 | # define FILE_base(f) ((f)->_base) | |
3254 | # define FILE_ptr(f) ((f)->_ptr) | |
3255 | # define FILE_cnt(f) ((f)->_cnt) | |
3256 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
3257 | #endif |
3258 | ||
3259 | PP(pp_fttext) | |
3260 | { | |
39644a26 | 3261 | dSP; |
a0d0e21e LW |
3262 | I32 i; |
3263 | I32 len; | |
3264 | I32 odd = 0; | |
3265 | STDCHAR tbuf[512]; | |
3266 | register STDCHAR *s; | |
3267 | register IO *io; | |
5f05dabc | 3268 | register SV *sv; |
3269 | GV *gv; | |
2d8e6c8d | 3270 | STRLEN n_a; |
146174a9 | 3271 | PerlIO *fp; |
a0d0e21e | 3272 | |
533c011a | 3273 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3274 | gv = cGVOP_gv; |
5f05dabc | 3275 | else if (isGV(TOPs)) |
3276 | gv = (GV*)POPs; | |
3277 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3278 | gv = (GV*)SvRV(POPs); | |
3279 | else | |
3280 | gv = Nullgv; | |
3281 | ||
3282 | if (gv) { | |
a0d0e21e | 3283 | EXTEND(SP, 1); |
3280af22 NIS |
3284 | if (gv == PL_defgv) { |
3285 | if (PL_statgv) | |
3286 | io = GvIO(PL_statgv); | |
a0d0e21e | 3287 | else { |
3280af22 | 3288 | sv = PL_statname; |
a0d0e21e LW |
3289 | goto really_filename; |
3290 | } | |
3291 | } | |
3292 | else { | |
3280af22 NIS |
3293 | PL_statgv = gv; |
3294 | PL_laststatval = -1; | |
3295 | sv_setpv(PL_statname, ""); | |
3296 | io = GvIO(PL_statgv); | |
a0d0e21e LW |
3297 | } |
3298 | if (io && IoIFP(io)) { | |
5f05dabc | 3299 | if (! PerlIO_has_base(IoIFP(io))) |
cea2e8a9 | 3300 | DIE(aTHX_ "-T and -B not implemented on filehandles"); |
3280af22 NIS |
3301 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); |
3302 | if (PL_laststatval < 0) | |
5f05dabc | 3303 | RETPUSHUNDEF; |
9cbac4c7 | 3304 | if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ |
533c011a | 3305 | if (PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3306 | RETPUSHNO; |
3307 | else | |
3308 | RETPUSHYES; | |
9cbac4c7 | 3309 | } |
a20bf0c3 | 3310 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
760ac839 | 3311 | i = PerlIO_getc(IoIFP(io)); |
a0d0e21e | 3312 | if (i != EOF) |
760ac839 | 3313 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 3314 | } |
a20bf0c3 | 3315 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 3316 | RETPUSHYES; |
a20bf0c3 JH |
3317 | len = PerlIO_get_bufsiz(IoIFP(io)); |
3318 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
760ac839 LW |
3319 | /* sfio can have large buffers - limit to 512 */ |
3320 | if (len > 512) | |
3321 | len = 512; | |
a0d0e21e LW |
3322 | } |
3323 | else { | |
2dd78f96 | 3324 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { |
146174a9 | 3325 | gv = cGVOP_gv; |
2dd78f96 | 3326 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); |
146174a9 | 3327 | } |
93189314 | 3328 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
3329 | RETPUSHUNDEF; |
3330 | } | |
3331 | } | |
3332 | else { | |
3333 | sv = POPs; | |
5f05dabc | 3334 | really_filename: |
3280af22 NIS |
3335 | PL_statgv = Nullgv; |
3336 | PL_laststatval = -1; | |
5c9aa243 | 3337 | PL_laststype = OP_STAT; |
2d8e6c8d | 3338 | sv_setpv(PL_statname, SvPV(sv, n_a)); |
146174a9 | 3339 | if (!(fp = PerlIO_open(SvPVX(PL_statname), "r"))) { |
f9341440 | 3340 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 3341 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "open"); |
a0d0e21e LW |
3342 | RETPUSHUNDEF; |
3343 | } | |
146174a9 CB |
3344 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache); |
3345 | if (PL_laststatval < 0) { | |
3346 | (void)PerlIO_close(fp); | |
5f05dabc | 3347 | RETPUSHUNDEF; |
146174a9 | 3348 | } |
60382766 | 3349 | PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); |
146174a9 CB |
3350 | len = PerlIO_read(fp, tbuf, sizeof(tbuf)); |
3351 | (void)PerlIO_close(fp); | |
a0d0e21e | 3352 | if (len <= 0) { |
533c011a | 3353 | if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3354 | RETPUSHNO; /* special case NFS directories */ |
3355 | RETPUSHYES; /* null file is anything */ | |
3356 | } | |
3357 | s = tbuf; | |
3358 | } | |
3359 | ||
3360 | /* now scan s to look for textiness */ | |
4633a7c4 | 3361 | /* XXX ASCII dependent code */ |
a0d0e21e | 3362 | |
146174a9 CB |
3363 | #if defined(DOSISH) || defined(USEMYBINMODE) |
3364 | /* ignore trailing ^Z on short files */ | |
3365 | if (len && len < sizeof(tbuf) && tbuf[len-1] == 26) | |
3366 | --len; | |
3367 | #endif | |
3368 | ||
a0d0e21e LW |
3369 | for (i = 0; i < len; i++, s++) { |
3370 | if (!*s) { /* null never allowed in text */ | |
3371 | odd += len; | |
3372 | break; | |
3373 | } | |
9d116dd7 | 3374 | #ifdef EBCDIC |
301e8125 | 3375 | else if (!(isPRINT(*s) || isSPACE(*s))) |
9d116dd7 JH |
3376 | odd++; |
3377 | #else | |
146174a9 CB |
3378 | else if (*s & 128) { |
3379 | #ifdef USE_LOCALE | |
2de3dbcc | 3380 | if (IN_LOCALE_RUNTIME && isALPHA_LC(*s)) |
b3f66c68 GS |
3381 | continue; |
3382 | #endif | |
3383 | /* utf8 characters don't count as odd */ | |
fd400ab9 | 3384 | if (UTF8_IS_START(*s)) { |
b3f66c68 GS |
3385 | int ulen = UTF8SKIP(s); |
3386 | if (ulen < len - i) { | |
3387 | int j; | |
3388 | for (j = 1; j < ulen; j++) { | |
fd400ab9 | 3389 | if (!UTF8_IS_CONTINUATION(s[j])) |
b3f66c68 GS |
3390 | goto not_utf8; |
3391 | } | |
3392 | --ulen; /* loop does extra increment */ | |
3393 | s += ulen; | |
3394 | i += ulen; | |
3395 | continue; | |
3396 | } | |
3397 | } | |
3398 | not_utf8: | |
3399 | odd++; | |
146174a9 | 3400 | } |
a0d0e21e LW |
3401 | else if (*s < 32 && |
3402 | *s != '\n' && *s != '\r' && *s != '\b' && | |
3403 | *s != '\t' && *s != '\f' && *s != 27) | |
3404 | odd++; | |
9d116dd7 | 3405 | #endif |
a0d0e21e LW |
3406 | } |
3407 | ||
533c011a | 3408 | if ((odd * 3 > len) == (PL_op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
3409 | RETPUSHNO; |
3410 | else | |
3411 | RETPUSHYES; | |
3412 | } | |
3413 | ||
3414 | PP(pp_ftbinary) | |
3415 | { | |
cea2e8a9 | 3416 | return pp_fttext(); |
a0d0e21e LW |
3417 | } |
3418 | ||
3419 | /* File calls. */ | |
3420 | ||
3421 | PP(pp_chdir) | |
3422 | { | |
39644a26 | 3423 | dSP; dTARGET; |
a0d0e21e LW |
3424 | char *tmps; |
3425 | SV **svp; | |
2d8e6c8d | 3426 | STRLEN n_a; |
a0d0e21e | 3427 | |
35ae6b54 MS |
3428 | if( MAXARG == 1 ) |
3429 | tmps = POPpx; | |
3430 | else | |
3431 | tmps = 0; | |
3432 | ||
3433 | if( !tmps || !*tmps ) { | |
3434 | if ( (svp = hv_fetch(GvHVn(PL_envgv), "HOME", 4, FALSE)) | |
3435 | || (svp = hv_fetch(GvHVn(PL_envgv), "LOGDIR", 6, FALSE)) | |
491527d0 | 3436 | #ifdef VMS |
35ae6b54 | 3437 | || (svp = hv_fetch(GvHVn(PL_envgv), "SYS$LOGIN", 9, FALSE)) |
491527d0 | 3438 | #endif |
35ae6b54 MS |
3439 | ) |
3440 | { | |
3441 | if( MAXARG == 1 ) | |
9014280d | 3442 | deprecate("chdir('') or chdir(undef) as chdir()"); |
35ae6b54 MS |
3443 | tmps = SvPV(*svp, n_a); |
3444 | } | |
72f496dc | 3445 | else { |
389ec635 | 3446 | PUSHi(0); |
b7ab37f8 | 3447 | TAINT_PROPER("chdir"); |
389ec635 MS |
3448 | RETURN; |
3449 | } | |
8ea155d1 | 3450 | } |
8ea155d1 | 3451 | |
a0d0e21e | 3452 | TAINT_PROPER("chdir"); |
6ad3d225 | 3453 | PUSHi( PerlDir_chdir(tmps) >= 0 ); |
748a9306 LW |
3454 | #ifdef VMS |
3455 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
3456 | * in the future. */ | |
6b88bc9c | 3457 | hv_delete(GvHVn(PL_envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 3458 | #endif |
a0d0e21e LW |
3459 | RETURN; |
3460 | } | |
3461 | ||
3462 | PP(pp_chown) | |
3463 | { | |
a0d0e21e | 3464 | #ifdef HAS_CHOWN |
76ffd3b9 IZ |
3465 | dSP; dMARK; dTARGET; |
3466 | I32 value = (I32)apply(PL_op->op_type, MARK, SP); | |
3467 | ||
a0d0e21e LW |
3468 | SP = MARK; |
3469 | PUSHi(value); | |
3470 | RETURN; | |
3471 | #else | |
0322a713 | 3472 | DIE(aTHX_ PL_no_func, "chown"); |
a0d0e21e LW |
3473 | #endif |
3474 | } | |
3475 | ||
3476 | PP(pp_chroot) | |
3477 | { | |
a0d0e21e | 3478 | #ifdef HAS_CHROOT |
76ffd3b9 | 3479 | dSP; dTARGET; |
2d8e6c8d | 3480 | STRLEN n_a; |
d05c1ba0 | 3481 | char *tmps = POPpx; |
a0d0e21e LW |
3482 | TAINT_PROPER("chroot"); |
3483 | PUSHi( chroot(tmps) >= 0 ); | |
3484 | RETURN; | |
3485 | #else | |
cea2e8a9 | 3486 | DIE(aTHX_ PL_no_func, "chroot"); |
a0d0e21e LW |
3487 | #endif |
3488 | } | |
3489 | ||
3490 | PP(pp_unlink) | |
3491 | { | |
39644a26 | 3492 | dSP; dMARK; dTARGET; |
a0d0e21e | 3493 | I32 value; |
533c011a | 3494 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3495 | SP = MARK; |
3496 | PUSHi(value); | |
3497 | RETURN; | |
3498 | } | |
3499 | ||
3500 | PP(pp_chmod) | |
3501 | { | |
39644a26 | 3502 | dSP; dMARK; dTARGET; |
a0d0e21e | 3503 | I32 value; |
533c011a | 3504 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3505 | SP = MARK; |
3506 | PUSHi(value); | |
3507 | RETURN; | |
3508 | } | |
3509 | ||
3510 | PP(pp_utime) | |
3511 | { | |
39644a26 | 3512 | dSP; dMARK; dTARGET; |
a0d0e21e | 3513 | I32 value; |
533c011a | 3514 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3515 | SP = MARK; |
3516 | PUSHi(value); | |
3517 | RETURN; | |
3518 | } | |
3519 | ||
3520 | PP(pp_rename) | |
3521 | { | |
39644a26 | 3522 | dSP; dTARGET; |
a0d0e21e | 3523 | int anum; |
2d8e6c8d | 3524 | STRLEN n_a; |
a0d0e21e | 3525 | |
2d8e6c8d GS |
3526 | char *tmps2 = POPpx; |
3527 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3528 | TAINT_PROPER("rename"); |
3529 | #ifdef HAS_RENAME | |
baed7233 | 3530 | anum = PerlLIO_rename(tmps, tmps2); |
a0d0e21e | 3531 | #else |
6b88bc9c | 3532 | if (!(anum = PerlLIO_stat(tmps, &PL_statbuf))) { |
ed969818 W |
3533 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ |
3534 | anum = 1; | |
3535 | else { | |
3654eb6c | 3536 | if (PL_euid || PerlLIO_stat(tmps2, &PL_statbuf) < 0 || !S_ISDIR(PL_statbuf.st_mode)) |
ed969818 W |
3537 | (void)UNLINK(tmps2); |
3538 | if (!(anum = link(tmps, tmps2))) | |
3539 | anum = UNLINK(tmps); | |
3540 | } | |
a0d0e21e LW |
3541 | } |
3542 | #endif | |
3543 | SETi( anum >= 0 ); | |
3544 | RETURN; | |
3545 | } | |
3546 | ||
3547 | PP(pp_link) | |
3548 | { | |
a0d0e21e | 3549 | #ifdef HAS_LINK |
370f6000 | 3550 | dSP; dTARGET; |
2d8e6c8d GS |
3551 | STRLEN n_a; |
3552 | char *tmps2 = POPpx; | |
3553 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e | 3554 | TAINT_PROPER("link"); |
146174a9 | 3555 | SETi( PerlLIO_link(tmps, tmps2) >= 0 ); |
65850d11 | 3556 | RETURN; |
a0d0e21e | 3557 | #else |
0322a713 | 3558 | DIE(aTHX_ PL_no_func, "link"); |
a0d0e21e | 3559 | #endif |
a0d0e21e LW |
3560 | } |
3561 | ||
3562 | PP(pp_symlink) | |
3563 | { | |
a0d0e21e | 3564 | #ifdef HAS_SYMLINK |
9cad6237 | 3565 | dSP; dTARGET; |
2d8e6c8d GS |
3566 | STRLEN n_a; |
3567 | char *tmps2 = POPpx; | |
3568 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3569 | TAINT_PROPER("symlink"); |
3570 | SETi( symlink(tmps, tmps2) >= 0 ); | |
3571 | RETURN; | |
3572 | #else | |
cea2e8a9 | 3573 | DIE(aTHX_ PL_no_func, "symlink"); |
a0d0e21e LW |
3574 | #endif |
3575 | } | |
3576 | ||
3577 | PP(pp_readlink) | |
3578 | { | |
76ffd3b9 | 3579 | dSP; |
a0d0e21e | 3580 | #ifdef HAS_SYMLINK |
76ffd3b9 | 3581 | dTARGET; |
a0d0e21e | 3582 | char *tmps; |
46fc3d4c | 3583 | char buf[MAXPATHLEN]; |
a0d0e21e | 3584 | int len; |
2d8e6c8d | 3585 | STRLEN n_a; |
46fc3d4c | 3586 | |
fb73857a | 3587 | #ifndef INCOMPLETE_TAINTS |
3588 | TAINT; | |
3589 | #endif | |
2d8e6c8d | 3590 | tmps = POPpx; |
97dcea33 | 3591 | len = readlink(tmps, buf, sizeof(buf) - 1); |
a0d0e21e LW |
3592 | EXTEND(SP, 1); |
3593 | if (len < 0) | |
3594 | RETPUSHUNDEF; | |
3595 | PUSHp(buf, len); | |
3596 | RETURN; | |
3597 | #else | |
3598 | EXTEND(SP, 1); | |
3599 | RETSETUNDEF; /* just pretend it's a normal file */ | |
3600 | #endif | |
3601 | } | |
3602 | ||
3603 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
ba106d47 | 3604 | STATIC int |
cea2e8a9 | 3605 | S_dooneliner(pTHX_ char *cmd, char *filename) |
a0d0e21e | 3606 | { |
1e422769 | 3607 | char *save_filename = filename; |
3608 | char *cmdline; | |
3609 | char *s; | |
760ac839 | 3610 | PerlIO *myfp; |
1e422769 | 3611 | int anum = 1; |
a0d0e21e | 3612 | |
1e422769 | 3613 | New(666, cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char); |
3614 | strcpy(cmdline, cmd); | |
3615 | strcat(cmdline, " "); | |
3616 | for (s = cmdline + strlen(cmdline); *filename; ) { | |
a0d0e21e LW |
3617 | *s++ = '\\'; |
3618 | *s++ = *filename++; | |
3619 | } | |
3620 | strcpy(s, " 2>&1"); | |
6ad3d225 | 3621 | myfp = PerlProc_popen(cmdline, "r"); |
1e422769 | 3622 | Safefree(cmdline); |
3623 | ||
a0d0e21e | 3624 | if (myfp) { |
1e422769 | 3625 | SV *tmpsv = sv_newmortal(); |
6b88bc9c | 3626 | /* Need to save/restore 'PL_rs' ?? */ |
760ac839 | 3627 | s = sv_gets(tmpsv, myfp, 0); |
6ad3d225 | 3628 | (void)PerlProc_pclose(myfp); |
a0d0e21e | 3629 | if (s != Nullch) { |
1e422769 | 3630 | int e; |
3631 | for (e = 1; | |
a0d0e21e | 3632 | #ifdef HAS_SYS_ERRLIST |
1e422769 | 3633 | e <= sys_nerr |
3634 | #endif | |
3635 | ; e++) | |
3636 | { | |
3637 | /* you don't see this */ | |
3638 | char *errmsg = | |
3639 | #ifdef HAS_SYS_ERRLIST | |
3640 | sys_errlist[e] | |
a0d0e21e | 3641 | #else |
1e422769 | 3642 | strerror(e) |
a0d0e21e | 3643 | #endif |
1e422769 | 3644 | ; |
3645 | if (!errmsg) | |
3646 | break; | |
3647 | if (instr(s, errmsg)) { | |
3648 | SETERRNO(e,0); | |
3649 | return 0; | |
3650 | } | |
a0d0e21e | 3651 | } |
748a9306 | 3652 | SETERRNO(0,0); |
a0d0e21e LW |
3653 | #ifndef EACCES |
3654 | #define EACCES EPERM | |
3655 | #endif | |
1e422769 | 3656 | if (instr(s, "cannot make")) |
93189314 | 3657 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3658 | else if (instr(s, "existing file")) |
93189314 | 3659 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3660 | else if (instr(s, "ile exists")) |
93189314 | 3661 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3662 | else if (instr(s, "non-exist")) |
93189314 | 3663 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3664 | else if (instr(s, "does not exist")) |
93189314 | 3665 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3666 | else if (instr(s, "not empty")) |
93189314 | 3667 | SETERRNO(EBUSY,SS_DEVOFFLINE); |
1e422769 | 3668 | else if (instr(s, "cannot access")) |
93189314 | 3669 | SETERRNO(EACCES,RMS_PRV); |
a0d0e21e | 3670 | else |
93189314 | 3671 | SETERRNO(EPERM,RMS_PRV); |
a0d0e21e LW |
3672 | return 0; |
3673 | } | |
3674 | else { /* some mkdirs return no failure indication */ | |
6b88bc9c | 3675 | anum = (PerlLIO_stat(save_filename, &PL_statbuf) >= 0); |
911d147d | 3676 | if (PL_op->op_type == OP_RMDIR) |
a0d0e21e LW |
3677 | anum = !anum; |
3678 | if (anum) | |
748a9306 | 3679 | SETERRNO(0,0); |
a0d0e21e | 3680 | else |
93189314 | 3681 | SETERRNO(EACCES,RMS_PRV); /* a guess */ |
a0d0e21e LW |
3682 | } |
3683 | return anum; | |
3684 | } | |
3685 | else | |
3686 | return 0; | |
3687 | } | |
3688 | #endif | |
3689 | ||
0c54f65b RGS |
3690 | /* This macro removes trailing slashes from a directory name. |
3691 | * Different operating and file systems take differently to | |
3692 | * trailing slashes. According to POSIX 1003.1 1996 Edition | |
3693 | * any number of trailing slashes should be allowed. | |
3694 | * Thusly we snip them away so that even non-conforming | |
3695 | * systems are happy. | |
3696 | * We should probably do this "filtering" for all | |
3697 | * the functions that expect (potentially) directory names: | |
3698 | * -d, chdir(), chmod(), chown(), chroot(), fcntl()?, | |
3699 | * (mkdir()), opendir(), rename(), rmdir(), stat(). --jhi */ | |
3700 | ||
3701 | #define TRIMSLASHES(tmps,len,copy) (tmps) = SvPV(TOPs, (len)); \ | |
3702 | if ((len) > 1 && (tmps)[(len)-1] == '/') { \ | |
3703 | do { \ | |
3704 | (len)--; \ | |
3705 | } while ((len) > 1 && (tmps)[(len)-1] == '/'); \ | |
3706 | (tmps) = savepvn((tmps), (len)); \ | |
3707 | (copy) = TRUE; \ | |
3708 | } | |
3709 | ||
a0d0e21e LW |
3710 | PP(pp_mkdir) |
3711 | { | |
39644a26 | 3712 | dSP; dTARGET; |
5a211162 | 3713 | int mode; |
a0d0e21e LW |
3714 | #ifndef HAS_MKDIR |
3715 | int oldumask; | |
3716 | #endif | |
df25ddba | 3717 | STRLEN len; |
5a211162 | 3718 | char *tmps; |
df25ddba | 3719 | bool copy = FALSE; |
5a211162 GS |
3720 | |
3721 | if (MAXARG > 1) | |
3722 | mode = POPi; | |
3723 | else | |
3724 | mode = 0777; | |
3725 | ||
0c54f65b | 3726 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3727 | |
3728 | TAINT_PROPER("mkdir"); | |
3729 | #ifdef HAS_MKDIR | |
6ad3d225 | 3730 | SETi( PerlDir_mkdir(tmps, mode) >= 0 ); |
a0d0e21e LW |
3731 | #else |
3732 | SETi( dooneliner("mkdir", tmps) ); | |
6ad3d225 GS |
3733 | oldumask = PerlLIO_umask(0); |
3734 | PerlLIO_umask(oldumask); | |
3735 | PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777); | |
a0d0e21e | 3736 | #endif |
df25ddba JH |
3737 | if (copy) |
3738 | Safefree(tmps); | |
a0d0e21e LW |
3739 | RETURN; |
3740 | } | |
3741 | ||
3742 | PP(pp_rmdir) | |
3743 | { | |
39644a26 | 3744 | dSP; dTARGET; |
0c54f65b | 3745 | STRLEN len; |
a0d0e21e | 3746 | char *tmps; |
0c54f65b | 3747 | bool copy = FALSE; |
a0d0e21e | 3748 | |
0c54f65b | 3749 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3750 | TAINT_PROPER("rmdir"); |
3751 | #ifdef HAS_RMDIR | |
0c54f65b | 3752 | SETi( PerlDir_rmdir(tmps) >= 0 ); |
a0d0e21e | 3753 | #else |
0c54f65b | 3754 | SETi( dooneliner("rmdir", tmps) ); |
a0d0e21e | 3755 | #endif |
0c54f65b RGS |
3756 | if (copy) |
3757 | Safefree(tmps); | |
a0d0e21e LW |
3758 | RETURN; |
3759 | } | |
3760 | ||
3761 | /* Directory calls. */ | |
3762 | ||
3763 | PP(pp_open_dir) | |
3764 | { | |
a0d0e21e | 3765 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3766 | dSP; |
2d8e6c8d GS |
3767 | STRLEN n_a; |
3768 | char *dirname = POPpx; | |
1e2c6ed7 JH |
3769 | GV *gv = (GV*)POPs; |
3770 | register IO *io = GvIOn(gv); | |
a0d0e21e LW |
3771 | |
3772 | if (!io) | |
3773 | goto nope; | |
3774 | ||
3775 | if (IoDIRP(io)) | |
6ad3d225 GS |
3776 | PerlDir_close(IoDIRP(io)); |
3777 | if (!(IoDIRP(io) = PerlDir_open(dirname))) | |
a0d0e21e LW |
3778 | goto nope; |
3779 | ||
3780 | RETPUSHYES; | |
3781 | nope: | |
3782 | if (!errno) | |
93189314 | 3783 | SETERRNO(EBADF,RMS_DIR); |
a0d0e21e LW |
3784 | RETPUSHUNDEF; |
3785 | #else | |
cea2e8a9 | 3786 | DIE(aTHX_ PL_no_dir_func, "opendir"); |
a0d0e21e LW |
3787 | #endif |
3788 | } | |
3789 | ||
3790 | PP(pp_readdir) | |
3791 | { | |
a0d0e21e | 3792 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3793 | dSP; |
fd8cd3a3 | 3794 | #if !defined(I_DIRENT) && !defined(VMS) |
20ce7b12 | 3795 | Direntry_t *readdir (DIR *); |
a0d0e21e LW |
3796 | #endif |
3797 | register Direntry_t *dp; | |
3798 | GV *gv = (GV*)POPs; | |
3799 | register IO *io = GvIOn(gv); | |
fb73857a | 3800 | SV *sv; |
a0d0e21e LW |
3801 | |
3802 | if (!io || !IoDIRP(io)) | |
3803 | goto nope; | |
3804 | ||
3805 | if (GIMME == G_ARRAY) { | |
3806 | /*SUPPRESS 560*/ | |
155aba94 | 3807 | while ((dp = (Direntry_t *)PerlDir_read(IoDIRP(io)))) { |
a0d0e21e | 3808 | #ifdef DIRNAMLEN |
79cb57f6 | 3809 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3810 | #else |
fb73857a | 3811 | sv = newSVpv(dp->d_name, 0); |
3812 | #endif | |
3813 | #ifndef INCOMPLETE_TAINTS | |
26fb8f1f GS |
3814 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3815 | SvTAINTED_on(sv); | |
a0d0e21e | 3816 | #endif |
fb73857a | 3817 | XPUSHs(sv_2mortal(sv)); |
a0d0e21e LW |
3818 | } |
3819 | } | |
3820 | else { | |
6ad3d225 | 3821 | if (!(dp = (Direntry_t *)PerlDir_read(IoDIRP(io)))) |
a0d0e21e LW |
3822 | goto nope; |
3823 | #ifdef DIRNAMLEN | |
79cb57f6 | 3824 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3825 | #else |
fb73857a | 3826 | sv = newSVpv(dp->d_name, 0); |
a0d0e21e | 3827 | #endif |
fb73857a | 3828 | #ifndef INCOMPLETE_TAINTS |
26fb8f1f GS |
3829 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3830 | SvTAINTED_on(sv); | |
fb73857a | 3831 | #endif |
3832 | XPUSHs(sv_2mortal(sv)); | |
a0d0e21e LW |
3833 | } |
3834 | RETURN; | |
3835 | ||
3836 | nope: | |
3837 | if (!errno) | |
93189314 | 3838 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3839 | if (GIMME == G_ARRAY) |
3840 | RETURN; | |
3841 | else | |
3842 | RETPUSHUNDEF; | |
3843 | #else | |
cea2e8a9 | 3844 | DIE(aTHX_ PL_no_dir_func, "readdir"); |
a0d0e21e LW |
3845 | #endif |
3846 | } | |
3847 | ||
3848 | PP(pp_telldir) | |
3849 | { | |
a0d0e21e | 3850 | #if defined(HAS_TELLDIR) || defined(telldir) |
9cad6237 | 3851 | dSP; dTARGET; |
968dcd91 JH |
3852 | /* XXX does _anyone_ need this? --AD 2/20/1998 */ |
3853 | /* XXX netbsd still seemed to. | |
3854 | XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style. | |
3855 | --JHI 1999-Feb-02 */ | |
3856 | # if !defined(HAS_TELLDIR_PROTO) || defined(NEED_TELLDIR_PROTO) | |
20ce7b12 | 3857 | long telldir (DIR *); |
dfe9444c | 3858 | # endif |
a0d0e21e LW |
3859 | GV *gv = (GV*)POPs; |
3860 | register IO *io = GvIOn(gv); | |
3861 | ||
3862 | if (!io || !IoDIRP(io)) | |
3863 | goto nope; | |
3864 | ||
6ad3d225 | 3865 | PUSHi( PerlDir_tell(IoDIRP(io)) ); |
a0d0e21e LW |
3866 | RETURN; |
3867 | nope: | |
3868 | if (!errno) | |
93189314 | 3869 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3870 | RETPUSHUNDEF; |
3871 | #else | |
cea2e8a9 | 3872 | DIE(aTHX_ PL_no_dir_func, "telldir"); |
a0d0e21e LW |
3873 | #endif |
3874 | } | |
3875 | ||
3876 | PP(pp_seekdir) | |
3877 | { | |
a0d0e21e | 3878 | #if defined(HAS_SEEKDIR) || defined(seekdir) |
9cad6237 | 3879 | dSP; |
a0d0e21e LW |
3880 | long along = POPl; |
3881 | GV *gv = (GV*)POPs; | |
3882 | register IO *io = GvIOn(gv); | |
3883 | ||
3884 | if (!io || !IoDIRP(io)) | |
3885 | goto nope; | |
3886 | ||
6ad3d225 | 3887 | (void)PerlDir_seek(IoDIRP(io), along); |
a0d0e21e LW |
3888 | |
3889 | RETPUSHYES; | |
3890 | nope: | |
3891 | if (!errno) | |
93189314 | 3892 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3893 | RETPUSHUNDEF; |
3894 | #else | |
cea2e8a9 | 3895 | DIE(aTHX_ PL_no_dir_func, "seekdir"); |
a0d0e21e LW |
3896 | #endif |
3897 | } | |
3898 | ||
3899 | PP(pp_rewinddir) | |
3900 | { | |
a0d0e21e | 3901 | #if defined(HAS_REWINDDIR) || defined(rewinddir) |
9cad6237 | 3902 | dSP; |
a0d0e21e LW |
3903 | GV *gv = (GV*)POPs; |
3904 | register IO *io = GvIOn(gv); | |
3905 | ||
3906 | if (!io || !IoDIRP(io)) | |
3907 | goto nope; | |
3908 | ||
6ad3d225 | 3909 | (void)PerlDir_rewind(IoDIRP(io)); |
a0d0e21e LW |
3910 | RETPUSHYES; |
3911 | nope: | |
3912 | if (!errno) | |
93189314 | 3913 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3914 | RETPUSHUNDEF; |
3915 | #else | |
cea2e8a9 | 3916 | DIE(aTHX_ PL_no_dir_func, "rewinddir"); |
a0d0e21e LW |
3917 | #endif |
3918 | } | |
3919 | ||
3920 | PP(pp_closedir) | |
3921 | { | |
a0d0e21e | 3922 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3923 | dSP; |
a0d0e21e LW |
3924 | GV *gv = (GV*)POPs; |
3925 | register IO *io = GvIOn(gv); | |
3926 | ||
3927 | if (!io || !IoDIRP(io)) | |
3928 | goto nope; | |
3929 | ||
3930 | #ifdef VOID_CLOSEDIR | |
6ad3d225 | 3931 | PerlDir_close(IoDIRP(io)); |
a0d0e21e | 3932 | #else |
6ad3d225 | 3933 | if (PerlDir_close(IoDIRP(io)) < 0) { |
748a9306 | 3934 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ |
a0d0e21e | 3935 | goto nope; |
748a9306 | 3936 | } |
a0d0e21e LW |
3937 | #endif |
3938 | IoDIRP(io) = 0; | |
3939 | ||
3940 | RETPUSHYES; | |
3941 | nope: | |
3942 | if (!errno) | |
93189314 | 3943 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
3944 | RETPUSHUNDEF; |
3945 | #else | |
cea2e8a9 | 3946 | DIE(aTHX_ PL_no_dir_func, "closedir"); |
a0d0e21e LW |
3947 | #endif |
3948 | } | |
3949 | ||
3950 | /* Process control. */ | |
3951 | ||
3952 | PP(pp_fork) | |
3953 | { | |
44a8e56a | 3954 | #ifdef HAS_FORK |
39644a26 | 3955 | dSP; dTARGET; |
761237fe | 3956 | Pid_t childpid; |
a0d0e21e LW |
3957 | GV *tmpgv; |
3958 | ||
3959 | EXTEND(SP, 1); | |
45bc9206 | 3960 | PERL_FLUSHALL_FOR_CHILD; |
52e18b1f | 3961 | childpid = PerlProc_fork(); |
a0d0e21e LW |
3962 | if (childpid < 0) |
3963 | RETSETUNDEF; | |
3964 | if (!childpid) { | |
3965 | /*SUPPRESS 560*/ | |
306196c3 MS |
3966 | if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) { |
3967 | SvREADONLY_off(GvSV(tmpgv)); | |
146174a9 | 3968 | sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid()); |
306196c3 MS |
3969 | SvREADONLY_on(GvSV(tmpgv)); |
3970 | } | |
4d76a344 RGS |
3971 | #ifdef THREADS_HAVE_PIDS |
3972 | PL_ppid = (IV)getppid(); | |
3973 | #endif | |
3280af22 | 3974 | hv_clear(PL_pidstatus); /* no kids, so don't wait for 'em */ |
a0d0e21e LW |
3975 | } |
3976 | PUSHi(childpid); | |
3977 | RETURN; | |
3978 | #else | |
146174a9 | 3979 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
39644a26 | 3980 | dSP; dTARGET; |
146174a9 CB |
3981 | Pid_t childpid; |
3982 | ||
3983 | EXTEND(SP, 1); | |
3984 | PERL_FLUSHALL_FOR_CHILD; | |
3985 | childpid = PerlProc_fork(); | |
60fa28ff GS |
3986 | if (childpid == -1) |
3987 | RETSETUNDEF; | |
146174a9 CB |
3988 | PUSHi(childpid); |
3989 | RETURN; | |
3990 | # else | |
0322a713 | 3991 | DIE(aTHX_ PL_no_func, "fork"); |
146174a9 | 3992 | # endif |
a0d0e21e LW |
3993 | #endif |
3994 | } | |
3995 | ||
3996 | PP(pp_wait) | |
3997 | { | |
301e8125 | 3998 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 3999 | dSP; dTARGET; |
761237fe | 4000 | Pid_t childpid; |
a0d0e21e | 4001 | int argflags; |
a0d0e21e | 4002 | |
4ffa73a3 JH |
4003 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
4004 | childpid = wait4pid(-1, &argflags, 0); | |
4005 | else { | |
4006 | while ((childpid = wait4pid(-1, &argflags, 0)) == -1 && | |
4007 | errno == EINTR) { | |
4008 | PERL_ASYNC_CHECK(); | |
4009 | } | |
0a0ada86 | 4010 | } |
68a29c53 GS |
4011 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4012 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
4013 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
4014 | # else | |
f86702cc | 4015 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 4016 | # endif |
44a8e56a | 4017 | XPUSHi(childpid); |
a0d0e21e LW |
4018 | RETURN; |
4019 | #else | |
0322a713 | 4020 | DIE(aTHX_ PL_no_func, "wait"); |
a0d0e21e LW |
4021 | #endif |
4022 | } | |
4023 | ||
4024 | PP(pp_waitpid) | |
4025 | { | |
301e8125 | 4026 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4027 | dSP; dTARGET; |
761237fe | 4028 | Pid_t childpid; |
a0d0e21e LW |
4029 | int optype; |
4030 | int argflags; | |
a0d0e21e | 4031 | |
a0d0e21e LW |
4032 | optype = POPi; |
4033 | childpid = TOPi; | |
4ffa73a3 JH |
4034 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
4035 | childpid = wait4pid(childpid, &argflags, optype); | |
4036 | else { | |
4037 | while ((childpid = wait4pid(childpid, &argflags, optype)) == -1 && | |
4038 | errno == EINTR) { | |
4039 | PERL_ASYNC_CHECK(); | |
4040 | } | |
0a0ada86 | 4041 | } |
68a29c53 GS |
4042 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4043 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
4044 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
4045 | # else | |
f86702cc | 4046 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 4047 | # endif |
44a8e56a | 4048 | SETi(childpid); |
a0d0e21e LW |
4049 | RETURN; |
4050 | #else | |
0322a713 | 4051 | DIE(aTHX_ PL_no_func, "waitpid"); |
a0d0e21e LW |
4052 | #endif |
4053 | } | |
4054 | ||
4055 | PP(pp_system) | |
4056 | { | |
39644a26 | 4057 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4058 | I32 value; |
2d8e6c8d | 4059 | STRLEN n_a; |
76ffd3b9 | 4060 | int result; |
e7766f89 | 4061 | I32 did_pipes = 0; |
a0d0e21e | 4062 | |
bbd7eb8a RD |
4063 | if (PL_tainting) { |
4064 | TAINT_ENV(); | |
4065 | while (++MARK <= SP) { | |
4066 | (void)SvPV_nolen(*MARK); /* stringify for taint check */ | |
5a445156 | 4067 | if (PL_tainted) |
bbd7eb8a RD |
4068 | break; |
4069 | } | |
4070 | MARK = ORIGMARK; | |
5a445156 | 4071 | TAINT_PROPER("system"); |
a0d0e21e | 4072 | } |
45bc9206 | 4073 | PERL_FLUSHALL_FOR_CHILD; |
273b0206 | 4074 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) || defined(PERL_MICRO) |
d7e492a4 | 4075 | { |
eb160463 GS |
4076 | Pid_t childpid; |
4077 | int pp[2]; | |
4078 | ||
4079 | if (PerlProc_pipe(pp) >= 0) | |
4080 | did_pipes = 1; | |
4081 | while ((childpid = PerlProc_fork()) == -1) { | |
4082 | if (errno != EAGAIN) { | |
4083 | value = -1; | |
4084 | SP = ORIGMARK; | |
4085 | PUSHi(value); | |
4086 | if (did_pipes) { | |
4087 | PerlLIO_close(pp[0]); | |
4088 | PerlLIO_close(pp[1]); | |
4089 | } | |
4090 | RETURN; | |
4091 | } | |
4092 | sleep(5); | |
4093 | } | |
4094 | if (childpid > 0) { | |
4095 | Sigsave_t ihand,qhand; /* place to save signals during system() */ | |
4096 | int status; | |
4097 | ||
4098 | if (did_pipes) | |
4099 | PerlLIO_close(pp[1]); | |
64ca3a65 | 4100 | #ifndef PERL_MICRO |
eb160463 GS |
4101 | rsignal_save(SIGINT, SIG_IGN, &ihand); |
4102 | rsignal_save(SIGQUIT, SIG_IGN, &qhand); | |
64ca3a65 | 4103 | #endif |
eb160463 GS |
4104 | do { |
4105 | result = wait4pid(childpid, &status, 0); | |
4106 | } while (result == -1 && errno == EINTR); | |
64ca3a65 | 4107 | #ifndef PERL_MICRO |
eb160463 GS |
4108 | (void)rsignal_restore(SIGINT, &ihand); |
4109 | (void)rsignal_restore(SIGQUIT, &qhand); | |
4110 | #endif | |
4111 | STATUS_NATIVE_SET(result == -1 ? -1 : status); | |
4112 | do_execfree(); /* free any memory child malloced on fork */ | |
4113 | SP = ORIGMARK; | |
4114 | if (did_pipes) { | |
4115 | int errkid; | |
4116 | int n = 0, n1; | |
4117 | ||
4118 | while (n < sizeof(int)) { | |
4119 | n1 = PerlLIO_read(pp[0], | |
4120 | (void*)(((char*)&errkid)+n), | |
4121 | (sizeof(int)) - n); | |
4122 | if (n1 <= 0) | |
4123 | break; | |
4124 | n += n1; | |
4125 | } | |
4126 | PerlLIO_close(pp[0]); | |
4127 | if (n) { /* Error */ | |
4128 | if (n != sizeof(int)) | |
4129 | DIE(aTHX_ "panic: kid popen errno read"); | |
4130 | errno = errkid; /* Propagate errno from kid */ | |
4131 | STATUS_CURRENT = -1; | |
4132 | } | |
4133 | } | |
4134 | PUSHi(STATUS_CURRENT); | |
4135 | RETURN; | |
4136 | } | |
4137 | if (did_pipes) { | |
4138 | PerlLIO_close(pp[0]); | |
d5a9bfb0 | 4139 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
eb160463 | 4140 | fcntl(pp[1], F_SETFD, FD_CLOEXEC); |
e8e8ee84 JH |
4141 | #else |
4142 | PerlLIO_close(pp[1]); /* Do as best as we can: pretend success. */ | |
d5a9bfb0 | 4143 | #endif |
eb160463 | 4144 | } |
e0a1f643 JH |
4145 | if (PL_op->op_flags & OPf_STACKED) { |
4146 | SV *really = *++MARK; | |
4147 | value = (I32)do_aexec5(really, MARK, SP, pp[1], did_pipes); | |
4148 | } | |
4149 | else if (SP - MARK != 1) | |
4150 | value = (I32)do_aexec5(Nullsv, MARK, SP, pp[1], did_pipes); | |
4151 | else { | |
4152 | value = (I32)do_exec3(SvPVx(sv_mortalcopy(*SP), n_a), pp[1], did_pipes); | |
4153 | } | |
4154 | PerlProc__exit(-1); | |
d5a9bfb0 | 4155 | } |
c3293030 | 4156 | #else /* ! FORK or VMS or OS/2 */ |
922b1888 GS |
4157 | PL_statusvalue = 0; |
4158 | result = 0; | |
911d147d | 4159 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4160 | SV *really = *++MARK; |
622913ab | 4161 | # if defined(WIN32) || defined(OS2) |
54725af6 GS |
4162 | value = (I32)do_aspawn(really, MARK, SP); |
4163 | # else | |
c5be433b | 4164 | value = (I32)do_aspawn(really, (void **)MARK, (void **)SP); |
54725af6 | 4165 | # endif |
a0d0e21e | 4166 | } |
54725af6 | 4167 | else if (SP - MARK != 1) { |
622913ab | 4168 | # if defined(WIN32) || defined(OS2) |
54725af6 GS |
4169 | value = (I32)do_aspawn(Nullsv, MARK, SP); |
4170 | # else | |
c5be433b | 4171 | value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP); |
54725af6 GS |
4172 | # endif |
4173 | } | |
a0d0e21e | 4174 | else { |
c5be433b | 4175 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4176 | } |
922b1888 GS |
4177 | if (PL_statusvalue == -1) /* hint that value must be returned as is */ |
4178 | result = 1; | |
f86702cc | 4179 | STATUS_NATIVE_SET(value); |
a0d0e21e LW |
4180 | do_execfree(); |
4181 | SP = ORIGMARK; | |
922b1888 | 4182 | PUSHi(result ? value : STATUS_CURRENT); |
a0d0e21e LW |
4183 | #endif /* !FORK or VMS */ |
4184 | RETURN; | |
4185 | } | |
4186 | ||
4187 | PP(pp_exec) | |
4188 | { | |
39644a26 | 4189 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4190 | I32 value; |
2d8e6c8d | 4191 | STRLEN n_a; |
a0d0e21e | 4192 | |
bbd7eb8a RD |
4193 | if (PL_tainting) { |
4194 | TAINT_ENV(); | |
4195 | while (++MARK <= SP) { | |
4196 | (void)SvPV_nolen(*MARK); /* stringify for taint check */ | |
5a445156 | 4197 | if (PL_tainted) |
bbd7eb8a RD |
4198 | break; |
4199 | } | |
4200 | MARK = ORIGMARK; | |
5a445156 | 4201 | TAINT_PROPER("exec"); |
bbd7eb8a | 4202 | } |
45bc9206 | 4203 | PERL_FLUSHALL_FOR_CHILD; |
533c011a | 4204 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e LW |
4205 | SV *really = *++MARK; |
4206 | value = (I32)do_aexec(really, MARK, SP); | |
4207 | } | |
4208 | else if (SP - MARK != 1) | |
4209 | #ifdef VMS | |
4210 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
4211 | #else | |
092bebab JH |
4212 | # ifdef __OPEN_VM |
4213 | { | |
c5be433b | 4214 | (void ) do_aspawn(Nullsv, MARK, SP); |
092bebab JH |
4215 | value = 0; |
4216 | } | |
4217 | # else | |
a0d0e21e | 4218 | value = (I32)do_aexec(Nullsv, MARK, SP); |
092bebab | 4219 | # endif |
a0d0e21e LW |
4220 | #endif |
4221 | else { | |
a0d0e21e | 4222 | #ifdef VMS |
2d8e6c8d | 4223 | value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4224 | #else |
092bebab | 4225 | # ifdef __OPEN_VM |
c5be433b | 4226 | (void) do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab JH |
4227 | value = 0; |
4228 | # else | |
2d8e6c8d | 4229 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab | 4230 | # endif |
a0d0e21e LW |
4231 | #endif |
4232 | } | |
146174a9 | 4233 | |
a0d0e21e LW |
4234 | SP = ORIGMARK; |
4235 | PUSHi(value); | |
4236 | RETURN; | |
4237 | } | |
4238 | ||
4239 | PP(pp_kill) | |
4240 | { | |
9cad6237 | 4241 | #ifdef HAS_KILL |
39644a26 | 4242 | dSP; dMARK; dTARGET; |
a0d0e21e | 4243 | I32 value; |
533c011a | 4244 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4245 | SP = MARK; |
4246 | PUSHi(value); | |
4247 | RETURN; | |
4248 | #else | |
0322a713 | 4249 | DIE(aTHX_ PL_no_func, "kill"); |
a0d0e21e LW |
4250 | #endif |
4251 | } | |
4252 | ||
4253 | PP(pp_getppid) | |
4254 | { | |
4255 | #ifdef HAS_GETPPID | |
39644a26 | 4256 | dSP; dTARGET; |
4d76a344 RGS |
4257 | # ifdef THREADS_HAVE_PIDS |
4258 | XPUSHi( PL_ppid ); | |
4259 | # else | |
a0d0e21e | 4260 | XPUSHi( getppid() ); |
4d76a344 | 4261 | # endif |
a0d0e21e LW |
4262 | RETURN; |
4263 | #else | |
cea2e8a9 | 4264 | DIE(aTHX_ PL_no_func, "getppid"); |
a0d0e21e LW |
4265 | #endif |
4266 | } | |
4267 | ||
4268 | PP(pp_getpgrp) | |
4269 | { | |
4270 | #ifdef HAS_GETPGRP | |
39644a26 | 4271 | dSP; dTARGET; |
d8a83dd3 | 4272 | Pid_t pid; |
9853a804 | 4273 | Pid_t pgrp; |
a0d0e21e LW |
4274 | |
4275 | if (MAXARG < 1) | |
4276 | pid = 0; | |
4277 | else | |
4278 | pid = SvIVx(POPs); | |
c3293030 | 4279 | #ifdef BSD_GETPGRP |
9853a804 | 4280 | pgrp = (I32)BSD_GETPGRP(pid); |
a0d0e21e | 4281 | #else |
146174a9 | 4282 | if (pid != 0 && pid != PerlProc_getpid()) |
cea2e8a9 | 4283 | DIE(aTHX_ "POSIX getpgrp can't take an argument"); |
9853a804 | 4284 | pgrp = getpgrp(); |
a0d0e21e | 4285 | #endif |
9853a804 | 4286 | XPUSHi(pgrp); |
a0d0e21e LW |
4287 | RETURN; |
4288 | #else | |
cea2e8a9 | 4289 | DIE(aTHX_ PL_no_func, "getpgrp()"); |
a0d0e21e LW |
4290 | #endif |
4291 | } | |
4292 | ||
4293 | PP(pp_setpgrp) | |
4294 | { | |
4295 | #ifdef HAS_SETPGRP | |
39644a26 | 4296 | dSP; dTARGET; |
d8a83dd3 JH |
4297 | Pid_t pgrp; |
4298 | Pid_t pid; | |
a0d0e21e LW |
4299 | if (MAXARG < 2) { |
4300 | pgrp = 0; | |
4301 | pid = 0; | |
4302 | } | |
4303 | else { | |
4304 | pgrp = POPi; | |
4305 | pid = TOPi; | |
4306 | } | |
4307 | ||
4308 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
4309 | #ifdef BSD_SETPGRP |
4310 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e | 4311 | #else |
146174a9 CB |
4312 | if ((pgrp != 0 && pgrp != PerlProc_getpid()) |
4313 | || (pid != 0 && pid != PerlProc_getpid())) | |
4314 | { | |
4315 | DIE(aTHX_ "setpgrp can't take arguments"); | |
4316 | } | |
a0d0e21e LW |
4317 | SETi( setpgrp() >= 0 ); |
4318 | #endif /* USE_BSDPGRP */ | |
4319 | RETURN; | |
4320 | #else | |
cea2e8a9 | 4321 | DIE(aTHX_ PL_no_func, "setpgrp()"); |
a0d0e21e LW |
4322 | #endif |
4323 | } | |
4324 | ||
4325 | PP(pp_getpriority) | |
4326 | { | |
a0d0e21e | 4327 | #ifdef HAS_GETPRIORITY |
9cad6237 | 4328 | dSP; dTARGET; |
d05c1ba0 JH |
4329 | int who = POPi; |
4330 | int which = TOPi; | |
a0d0e21e LW |
4331 | SETi( getpriority(which, who) ); |
4332 | RETURN; | |
4333 | #else | |
cea2e8a9 | 4334 | DIE(aTHX_ PL_no_func, "getpriority()"); |
a0d0e21e LW |
4335 | #endif |
4336 | } | |
4337 | ||
4338 | PP(pp_setpriority) | |
4339 | { | |
a0d0e21e | 4340 | #ifdef HAS_SETPRIORITY |
9cad6237 | 4341 | dSP; dTARGET; |
d05c1ba0 JH |
4342 | int niceval = POPi; |
4343 | int who = POPi; | |
4344 | int which = TOPi; | |
a0d0e21e LW |
4345 | TAINT_PROPER("setpriority"); |
4346 | SETi( setpriority(which, who, niceval) >= 0 ); | |
4347 | RETURN; | |
4348 | #else | |
cea2e8a9 | 4349 | DIE(aTHX_ PL_no_func, "setpriority()"); |
a0d0e21e LW |
4350 | #endif |
4351 | } | |
4352 | ||
4353 | /* Time calls. */ | |
4354 | ||
4355 | PP(pp_time) | |
4356 | { | |
39644a26 | 4357 | dSP; dTARGET; |
cbdc8872 | 4358 | #ifdef BIG_TIME |
4359 | XPUSHn( time(Null(Time_t*)) ); | |
4360 | #else | |
a0d0e21e | 4361 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 4362 | #endif |
a0d0e21e LW |
4363 | RETURN; |
4364 | } | |
4365 | ||
a0d0e21e LW |
4366 | PP(pp_tms) |
4367 | { | |
9cad6237 | 4368 | #ifdef HAS_TIMES |
39644a26 | 4369 | dSP; |
a0d0e21e | 4370 | EXTEND(SP, 4); |
a0d0e21e | 4371 | #ifndef VMS |
3280af22 | 4372 | (void)PerlProc_times(&PL_timesbuf); |
a0d0e21e | 4373 | #else |
6b88bc9c | 4374 | (void)PerlProc_times((tbuffer_t *)&PL_timesbuf); /* time.h uses different name for */ |
76e3520e GS |
4375 | /* struct tms, though same data */ |
4376 | /* is returned. */ | |
a0d0e21e LW |
4377 | #endif |
4378 | ||
5311654c | 4379 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_utime)/(NV)PL_clocktick))); |
a0d0e21e | 4380 | if (GIMME == G_ARRAY) { |
5311654c JH |
4381 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_stime)/(NV)PL_clocktick))); |
4382 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cutime)/(NV)PL_clocktick))); | |
4383 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/(NV)PL_clocktick))); | |
a0d0e21e LW |
4384 | } |
4385 | RETURN; | |
9cad6237 JH |
4386 | #else |
4387 | DIE(aTHX_ "times not implemented"); | |
55497cff | 4388 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
4389 | } |
4390 | ||
4391 | PP(pp_localtime) | |
4392 | { | |
cea2e8a9 | 4393 | return pp_gmtime(); |
a0d0e21e LW |
4394 | } |
4395 | ||
4396 | PP(pp_gmtime) | |
4397 | { | |
39644a26 | 4398 | dSP; |
a0d0e21e LW |
4399 | Time_t when; |
4400 | struct tm *tmbuf; | |
4401 | static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
4402 | static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
4403 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
4404 | ||
4405 | if (MAXARG < 1) | |
4406 | (void)time(&when); | |
4407 | else | |
cbdc8872 | 4408 | #ifdef BIG_TIME |
4409 | when = (Time_t)SvNVx(POPs); | |
4410 | #else | |
a0d0e21e | 4411 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 4412 | #endif |
a0d0e21e | 4413 | |
533c011a | 4414 | if (PL_op->op_type == OP_LOCALTIME) |
a0d0e21e LW |
4415 | tmbuf = localtime(&when); |
4416 | else | |
4417 | tmbuf = gmtime(&when); | |
4418 | ||
a0d0e21e | 4419 | if (GIMME != G_ARRAY) { |
46fc3d4c | 4420 | SV *tsv; |
9a5ff6d9 AB |
4421 | EXTEND(SP, 1); |
4422 | EXTEND_MORTAL(1); | |
a0d0e21e LW |
4423 | if (!tmbuf) |
4424 | RETPUSHUNDEF; | |
be28567c | 4425 | tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d", |
f5a29b03 RB |
4426 | dayname[tmbuf->tm_wday], |
4427 | monname[tmbuf->tm_mon], | |
be28567c GS |
4428 | tmbuf->tm_mday, |
4429 | tmbuf->tm_hour, | |
4430 | tmbuf->tm_min, | |
4431 | tmbuf->tm_sec, | |
4432 | tmbuf->tm_year + 1900); | |
46fc3d4c | 4433 | PUSHs(sv_2mortal(tsv)); |
a0d0e21e LW |
4434 | } |
4435 | else if (tmbuf) { | |
9a5ff6d9 AB |
4436 | EXTEND(SP, 9); |
4437 | EXTEND_MORTAL(9); | |
4438 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); | |
c6419e06 JH |
4439 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_min))); |
4440 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour))); | |
4441 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday))); | |
4442 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mon))); | |
4443 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_year))); | |
4444 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_wday))); | |
4445 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_yday))); | |
4446 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_isdst))); | |
a0d0e21e LW |
4447 | } |
4448 | RETURN; | |
4449 | } | |
4450 | ||
4451 | PP(pp_alarm) | |
4452 | { | |
9cad6237 | 4453 | #ifdef HAS_ALARM |
39644a26 | 4454 | dSP; dTARGET; |
a0d0e21e | 4455 | int anum; |
a0d0e21e LW |
4456 | anum = POPi; |
4457 | anum = alarm((unsigned int)anum); | |
4458 | EXTEND(SP, 1); | |
4459 | if (anum < 0) | |
4460 | RETPUSHUNDEF; | |
c6419e06 | 4461 | PUSHi(anum); |
a0d0e21e LW |
4462 | RETURN; |
4463 | #else | |
0322a713 | 4464 | DIE(aTHX_ PL_no_func, "alarm"); |
a0d0e21e LW |
4465 | #endif |
4466 | } | |
4467 | ||
4468 | PP(pp_sleep) | |
4469 | { | |
39644a26 | 4470 | dSP; dTARGET; |
a0d0e21e LW |
4471 | I32 duration; |
4472 | Time_t lasttime; | |
4473 | Time_t when; | |
4474 | ||
4475 | (void)time(&lasttime); | |
4476 | if (MAXARG < 1) | |
76e3520e | 4477 | PerlProc_pause(); |
a0d0e21e LW |
4478 | else { |
4479 | duration = POPi; | |
76e3520e | 4480 | PerlProc_sleep((unsigned int)duration); |
a0d0e21e LW |
4481 | } |
4482 | (void)time(&when); | |
4483 | XPUSHi(when - lasttime); | |
4484 | RETURN; | |
4485 | } | |
4486 | ||
4487 | /* Shared memory. */ | |
4488 | ||
4489 | PP(pp_shmget) | |
4490 | { | |
cea2e8a9 | 4491 | return pp_semget(); |
a0d0e21e LW |
4492 | } |
4493 | ||
4494 | PP(pp_shmctl) | |
4495 | { | |
cea2e8a9 | 4496 | return pp_semctl(); |
a0d0e21e LW |
4497 | } |
4498 | ||
4499 | PP(pp_shmread) | |
4500 | { | |
cea2e8a9 | 4501 | return pp_shmwrite(); |
a0d0e21e LW |
4502 | } |
4503 | ||
4504 | PP(pp_shmwrite) | |
4505 | { | |
4506 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4507 | dSP; dMARK; dTARGET; |
533c011a | 4508 | I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0); |
a0d0e21e LW |
4509 | SP = MARK; |
4510 | PUSHi(value); | |
4511 | RETURN; | |
4512 | #else | |
cea2e8a9 | 4513 | return pp_semget(); |
a0d0e21e LW |
4514 | #endif |
4515 | } | |
4516 | ||
4517 | /* Message passing. */ | |
4518 | ||
4519 | PP(pp_msgget) | |
4520 | { | |
cea2e8a9 | 4521 | return pp_semget(); |
a0d0e21e LW |
4522 | } |
4523 | ||
4524 | PP(pp_msgctl) | |
4525 | { | |
cea2e8a9 | 4526 | return pp_semctl(); |
a0d0e21e LW |
4527 | } |
4528 | ||
4529 | PP(pp_msgsnd) | |
4530 | { | |
4531 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4532 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4533 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); |
4534 | SP = MARK; | |
4535 | PUSHi(value); | |
4536 | RETURN; | |
4537 | #else | |
cea2e8a9 | 4538 | return pp_semget(); |
a0d0e21e LW |
4539 | #endif |
4540 | } | |
4541 | ||
4542 | PP(pp_msgrcv) | |
4543 | { | |
4544 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4545 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4546 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); |
4547 | SP = MARK; | |
4548 | PUSHi(value); | |
4549 | RETURN; | |
4550 | #else | |
cea2e8a9 | 4551 | return pp_semget(); |
a0d0e21e LW |
4552 | #endif |
4553 | } | |
4554 | ||
4555 | /* Semaphores. */ | |
4556 | ||
4557 | PP(pp_semget) | |
4558 | { | |
4559 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4560 | dSP; dMARK; dTARGET; |
533c011a | 4561 | int anum = do_ipcget(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4562 | SP = MARK; |
4563 | if (anum == -1) | |
4564 | RETPUSHUNDEF; | |
4565 | PUSHi(anum); | |
4566 | RETURN; | |
4567 | #else | |
cea2e8a9 | 4568 | DIE(aTHX_ "System V IPC is not implemented on this machine"); |
a0d0e21e LW |
4569 | #endif |
4570 | } | |
4571 | ||
4572 | PP(pp_semctl) | |
4573 | { | |
4574 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4575 | dSP; dMARK; dTARGET; |
533c011a | 4576 | int anum = do_ipcctl(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4577 | SP = MARK; |
4578 | if (anum == -1) | |
4579 | RETSETUNDEF; | |
4580 | if (anum != 0) { | |
4581 | PUSHi(anum); | |
4582 | } | |
4583 | else { | |
8903cb82 | 4584 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
4585 | } |
4586 | RETURN; | |
4587 | #else | |
cea2e8a9 | 4588 | return pp_semget(); |
a0d0e21e LW |
4589 | #endif |
4590 | } | |
4591 | ||
4592 | PP(pp_semop) | |
4593 | { | |
4594 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4595 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4596 | I32 value = (I32)(do_semop(MARK, SP) >= 0); |
4597 | SP = MARK; | |
4598 | PUSHi(value); | |
4599 | RETURN; | |
4600 | #else | |
cea2e8a9 | 4601 | return pp_semget(); |
a0d0e21e LW |
4602 | #endif |
4603 | } | |
4604 | ||
4605 | /* Get system info. */ | |
4606 | ||
4607 | PP(pp_ghbyname) | |
4608 | { | |
693762b4 | 4609 | #ifdef HAS_GETHOSTBYNAME |
cea2e8a9 | 4610 | return pp_ghostent(); |
a0d0e21e | 4611 | #else |
cea2e8a9 | 4612 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
a0d0e21e LW |
4613 | #endif |
4614 | } | |
4615 | ||
4616 | PP(pp_ghbyaddr) | |
4617 | { | |
693762b4 | 4618 | #ifdef HAS_GETHOSTBYADDR |
cea2e8a9 | 4619 | return pp_ghostent(); |
a0d0e21e | 4620 | #else |
cea2e8a9 | 4621 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
a0d0e21e LW |
4622 | #endif |
4623 | } | |
4624 | ||
4625 | PP(pp_ghostent) | |
4626 | { | |
693762b4 | 4627 | #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT) |
9cad6237 | 4628 | dSP; |
533c011a | 4629 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4630 | register char **elem; |
4631 | register SV *sv; | |
dc45a647 | 4632 | #ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4633 | struct hostent *gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int); |
4634 | struct hostent *gethostbyname(Netdb_name_t); | |
4635 | struct hostent *gethostent(void); | |
a0d0e21e LW |
4636 | #endif |
4637 | struct hostent *hent; | |
4638 | unsigned long len; | |
2d8e6c8d | 4639 | STRLEN n_a; |
a0d0e21e LW |
4640 | |
4641 | EXTEND(SP, 10); | |
edd309b7 | 4642 | if (which == OP_GHBYNAME) { |
dc45a647 | 4643 | #ifdef HAS_GETHOSTBYNAME |
edd309b7 JH |
4644 | char* name = POPpbytex; |
4645 | hent = PerlSock_gethostbyname(name); | |
dc45a647 | 4646 | #else |
cea2e8a9 | 4647 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
dc45a647 | 4648 | #endif |
edd309b7 | 4649 | } |
a0d0e21e | 4650 | else if (which == OP_GHBYADDR) { |
dc45a647 | 4651 | #ifdef HAS_GETHOSTBYADDR |
a0d0e21e | 4652 | int addrtype = POPi; |
748a9306 | 4653 | SV *addrsv = POPs; |
a0d0e21e | 4654 | STRLEN addrlen; |
595ae481 | 4655 | Netdb_host_t addr = (Netdb_host_t) SvPVbyte(addrsv, addrlen); |
a0d0e21e | 4656 | |
4599a1de | 4657 | hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype); |
dc45a647 | 4658 | #else |
cea2e8a9 | 4659 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
dc45a647 | 4660 | #endif |
a0d0e21e LW |
4661 | } |
4662 | else | |
4663 | #ifdef HAS_GETHOSTENT | |
6ad3d225 | 4664 | hent = PerlSock_gethostent(); |
a0d0e21e | 4665 | #else |
cea2e8a9 | 4666 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4667 | #endif |
4668 | ||
4669 | #ifdef HOST_NOT_FOUND | |
10bc17b6 JH |
4670 | if (!hent) { |
4671 | #ifdef USE_REENTRANT_API | |
4672 | # ifdef USE_GETHOSTENT_ERRNO | |
4673 | h_errno = PL_reentrant_buffer->_gethostent_errno; | |
4674 | # endif | |
4675 | #endif | |
4676 | STATUS_NATIVE_SET(h_errno); | |
4677 | } | |
a0d0e21e LW |
4678 | #endif |
4679 | ||
4680 | if (GIMME != G_ARRAY) { | |
4681 | PUSHs(sv = sv_newmortal()); | |
4682 | if (hent) { | |
4683 | if (which == OP_GHBYNAME) { | |
fd0af264 | 4684 | if (hent->h_addr) |
4685 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
4686 | } |
4687 | else | |
4688 | sv_setpv(sv, (char*)hent->h_name); | |
4689 | } | |
4690 | RETURN; | |
4691 | } | |
4692 | ||
4693 | if (hent) { | |
3280af22 | 4694 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4695 | sv_setpv(sv, (char*)hent->h_name); |
3280af22 | 4696 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4697 | for (elem = hent->h_aliases; elem && *elem; elem++) { |
4698 | sv_catpv(sv, *elem); | |
4699 | if (elem[1]) | |
4700 | sv_catpvn(sv, " ", 1); | |
4701 | } | |
3280af22 | 4702 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4703 | sv_setiv(sv, (IV)hent->h_addrtype); |
3280af22 | 4704 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4705 | len = hent->h_length; |
1e422769 | 4706 | sv_setiv(sv, (IV)len); |
a0d0e21e LW |
4707 | #ifdef h_addr |
4708 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3280af22 | 4709 | XPUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4710 | sv_setpvn(sv, *elem, len); |
4711 | } | |
4712 | #else | |
6b88bc9c | 4713 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
fd0af264 | 4714 | if (hent->h_addr) |
4715 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
4716 | #endif /* h_addr */ |
4717 | } | |
4718 | RETURN; | |
4719 | #else | |
cea2e8a9 | 4720 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4721 | #endif |
4722 | } | |
4723 | ||
4724 | PP(pp_gnbyname) | |
4725 | { | |
693762b4 | 4726 | #ifdef HAS_GETNETBYNAME |
cea2e8a9 | 4727 | return pp_gnetent(); |
a0d0e21e | 4728 | #else |
cea2e8a9 | 4729 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
a0d0e21e LW |
4730 | #endif |
4731 | } | |
4732 | ||
4733 | PP(pp_gnbyaddr) | |
4734 | { | |
693762b4 | 4735 | #ifdef HAS_GETNETBYADDR |
cea2e8a9 | 4736 | return pp_gnetent(); |
a0d0e21e | 4737 | #else |
cea2e8a9 | 4738 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
a0d0e21e LW |
4739 | #endif |
4740 | } | |
4741 | ||
4742 | PP(pp_gnetent) | |
4743 | { | |
693762b4 | 4744 | #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT) |
9cad6237 | 4745 | dSP; |
533c011a | 4746 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4747 | register char **elem; |
4748 | register SV *sv; | |
dc45a647 | 4749 | #ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4750 | struct netent *getnetbyaddr(Netdb_net_t, int); |
4751 | struct netent *getnetbyname(Netdb_name_t); | |
4752 | struct netent *getnetent(void); | |
8ac85365 | 4753 | #endif |
a0d0e21e | 4754 | struct netent *nent; |
2d8e6c8d | 4755 | STRLEN n_a; |
a0d0e21e | 4756 | |
edd309b7 | 4757 | if (which == OP_GNBYNAME){ |
dc45a647 | 4758 | #ifdef HAS_GETNETBYNAME |
edd309b7 JH |
4759 | char *name = POPpbytex; |
4760 | nent = PerlSock_getnetbyname(name); | |
dc45a647 | 4761 | #else |
cea2e8a9 | 4762 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
dc45a647 | 4763 | #endif |
edd309b7 | 4764 | } |
a0d0e21e | 4765 | else if (which == OP_GNBYADDR) { |
dc45a647 | 4766 | #ifdef HAS_GETNETBYADDR |
a0d0e21e | 4767 | int addrtype = POPi; |
3bb7c1b4 | 4768 | Netdb_net_t addr = (Netdb_net_t) (U32)POPu; |
76e3520e | 4769 | nent = PerlSock_getnetbyaddr(addr, addrtype); |
dc45a647 | 4770 | #else |
cea2e8a9 | 4771 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
dc45a647 | 4772 | #endif |
a0d0e21e LW |
4773 | } |
4774 | else | |
dc45a647 | 4775 | #ifdef HAS_GETNETENT |
76e3520e | 4776 | nent = PerlSock_getnetent(); |
dc45a647 | 4777 | #else |
cea2e8a9 | 4778 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
dc45a647 | 4779 | #endif |
a0d0e21e | 4780 | |
10bc17b6 JH |
4781 | #ifdef HOST_NOT_FOUND |
4782 | if (!nent) { | |
4783 | #ifdef USE_REENTRANT_API | |
4784 | # ifdef USE_GETNETENT_ERRNO | |
4785 | h_errno = PL_reentrant_buffer->_getnetent_errno; | |
4786 | # endif | |
4787 | #endif | |
4788 | STATUS_NATIVE_SET(h_errno); | |
4789 | } | |
4790 | #endif | |
4791 | ||
a0d0e21e LW |
4792 | EXTEND(SP, 4); |
4793 | if (GIMME != G_ARRAY) { | |
4794 | PUSHs(sv = sv_newmortal()); | |
4795 | if (nent) { | |
4796 | if (which == OP_GNBYNAME) | |
1e422769 | 4797 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4798 | else |
4799 | sv_setpv(sv, nent->n_name); | |
4800 | } | |
4801 | RETURN; | |
4802 | } | |
4803 | ||
4804 | if (nent) { | |
3280af22 | 4805 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4806 | sv_setpv(sv, nent->n_name); |
3280af22 | 4807 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4808 | for (elem = nent->n_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4809 | sv_catpv(sv, *elem); |
4810 | if (elem[1]) | |
4811 | sv_catpvn(sv, " ", 1); | |
4812 | } | |
3280af22 | 4813 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4814 | sv_setiv(sv, (IV)nent->n_addrtype); |
3280af22 | 4815 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4816 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4817 | } |
4818 | ||
4819 | RETURN; | |
4820 | #else | |
cea2e8a9 | 4821 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
a0d0e21e LW |
4822 | #endif |
4823 | } | |
4824 | ||
4825 | PP(pp_gpbyname) | |
4826 | { | |
693762b4 | 4827 | #ifdef HAS_GETPROTOBYNAME |
cea2e8a9 | 4828 | return pp_gprotoent(); |
a0d0e21e | 4829 | #else |
cea2e8a9 | 4830 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
a0d0e21e LW |
4831 | #endif |
4832 | } | |
4833 | ||
4834 | PP(pp_gpbynumber) | |
4835 | { | |
693762b4 | 4836 | #ifdef HAS_GETPROTOBYNUMBER |
cea2e8a9 | 4837 | return pp_gprotoent(); |
a0d0e21e | 4838 | #else |
cea2e8a9 | 4839 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
a0d0e21e LW |
4840 | #endif |
4841 | } | |
4842 | ||
4843 | PP(pp_gprotoent) | |
4844 | { | |
693762b4 | 4845 | #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT) |
9cad6237 | 4846 | dSP; |
533c011a | 4847 | I32 which = PL_op->op_type; |
a0d0e21e | 4848 | register char **elem; |
301e8125 | 4849 | register SV *sv; |
dc45a647 | 4850 | #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4851 | struct protoent *getprotobyname(Netdb_name_t); |
4852 | struct protoent *getprotobynumber(int); | |
4853 | struct protoent *getprotoent(void); | |
8ac85365 | 4854 | #endif |
a0d0e21e | 4855 | struct protoent *pent; |
2d8e6c8d | 4856 | STRLEN n_a; |
a0d0e21e | 4857 | |
edd309b7 | 4858 | if (which == OP_GPBYNAME) { |
e5c9fcd0 | 4859 | #ifdef HAS_GETPROTOBYNAME |
edd309b7 JH |
4860 | char* name = POPpbytex; |
4861 | pent = PerlSock_getprotobyname(name); | |
e5c9fcd0 | 4862 | #else |
cea2e8a9 | 4863 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
e5c9fcd0 | 4864 | #endif |
edd309b7 JH |
4865 | } |
4866 | else if (which == OP_GPBYNUMBER) { | |
e5c9fcd0 | 4867 | #ifdef HAS_GETPROTOBYNUMBER |
edd309b7 JH |
4868 | int number = POPi; |
4869 | pent = PerlSock_getprotobynumber(number); | |
e5c9fcd0 | 4870 | #else |
edd309b7 | 4871 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
e5c9fcd0 | 4872 | #endif |
edd309b7 | 4873 | } |
a0d0e21e | 4874 | else |
e5c9fcd0 | 4875 | #ifdef HAS_GETPROTOENT |
6ad3d225 | 4876 | pent = PerlSock_getprotoent(); |
e5c9fcd0 | 4877 | #else |
cea2e8a9 | 4878 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
e5c9fcd0 | 4879 | #endif |
a0d0e21e LW |
4880 | |
4881 | EXTEND(SP, 3); | |
4882 | if (GIMME != G_ARRAY) { | |
4883 | PUSHs(sv = sv_newmortal()); | |
4884 | if (pent) { | |
4885 | if (which == OP_GPBYNAME) | |
1e422769 | 4886 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
4887 | else |
4888 | sv_setpv(sv, pent->p_name); | |
4889 | } | |
4890 | RETURN; | |
4891 | } | |
4892 | ||
4893 | if (pent) { | |
3280af22 | 4894 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4895 | sv_setpv(sv, pent->p_name); |
3280af22 | 4896 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4897 | for (elem = pent->p_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4898 | sv_catpv(sv, *elem); |
4899 | if (elem[1]) | |
4900 | sv_catpvn(sv, " ", 1); | |
4901 | } | |
3280af22 | 4902 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4903 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
4904 | } |
4905 | ||
4906 | RETURN; | |
4907 | #else | |
cea2e8a9 | 4908 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
a0d0e21e LW |
4909 | #endif |
4910 | } | |
4911 | ||
4912 | PP(pp_gsbyname) | |
4913 | { | |
9ec75305 | 4914 | #ifdef HAS_GETSERVBYNAME |
cea2e8a9 | 4915 | return pp_gservent(); |
a0d0e21e | 4916 | #else |
cea2e8a9 | 4917 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
a0d0e21e LW |
4918 | #endif |
4919 | } | |
4920 | ||
4921 | PP(pp_gsbyport) | |
4922 | { | |
9ec75305 | 4923 | #ifdef HAS_GETSERVBYPORT |
cea2e8a9 | 4924 | return pp_gservent(); |
a0d0e21e | 4925 | #else |
cea2e8a9 | 4926 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
a0d0e21e LW |
4927 | #endif |
4928 | } | |
4929 | ||
4930 | PP(pp_gservent) | |
4931 | { | |
693762b4 | 4932 | #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT) |
9cad6237 | 4933 | dSP; |
533c011a | 4934 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4935 | register char **elem; |
4936 | register SV *sv; | |
dc45a647 | 4937 | #ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4938 | struct servent *getservbyname(Netdb_name_t, Netdb_name_t); |
4939 | struct servent *getservbyport(int, Netdb_name_t); | |
4940 | struct servent *getservent(void); | |
8ac85365 | 4941 | #endif |
a0d0e21e | 4942 | struct servent *sent; |
2d8e6c8d | 4943 | STRLEN n_a; |
a0d0e21e LW |
4944 | |
4945 | if (which == OP_GSBYNAME) { | |
dc45a647 | 4946 | #ifdef HAS_GETSERVBYNAME |
42e0c139 AP |
4947 | char *proto = POPpbytex; |
4948 | char *name = POPpbytex; | |
a0d0e21e LW |
4949 | |
4950 | if (proto && !*proto) | |
4951 | proto = Nullch; | |
4952 | ||
6ad3d225 | 4953 | sent = PerlSock_getservbyname(name, proto); |
dc45a647 | 4954 | #else |
cea2e8a9 | 4955 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
dc45a647 | 4956 | #endif |
a0d0e21e LW |
4957 | } |
4958 | else if (which == OP_GSBYPORT) { | |
dc45a647 | 4959 | #ifdef HAS_GETSERVBYPORT |
42e0c139 | 4960 | char *proto = POPpbytex; |
eb160463 | 4961 | unsigned short port = (unsigned short)POPu; |
a0d0e21e | 4962 | |
2b872cca SR |
4963 | if (proto && !*proto) |
4964 | proto = Nullch; | |
4965 | ||
36477c24 | 4966 | #ifdef HAS_HTONS |
6ad3d225 | 4967 | port = PerlSock_htons(port); |
36477c24 | 4968 | #endif |
6ad3d225 | 4969 | sent = PerlSock_getservbyport(port, proto); |
dc45a647 | 4970 | #else |
cea2e8a9 | 4971 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
dc45a647 | 4972 | #endif |
a0d0e21e LW |
4973 | } |
4974 | else | |
e5c9fcd0 | 4975 | #ifdef HAS_GETSERVENT |
6ad3d225 | 4976 | sent = PerlSock_getservent(); |
e5c9fcd0 | 4977 | #else |
cea2e8a9 | 4978 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
e5c9fcd0 | 4979 | #endif |
a0d0e21e LW |
4980 | |
4981 | EXTEND(SP, 4); | |
4982 | if (GIMME != G_ARRAY) { | |
4983 | PUSHs(sv = sv_newmortal()); | |
4984 | if (sent) { | |
4985 | if (which == OP_GSBYNAME) { | |
4986 | #ifdef HAS_NTOHS | |
6ad3d225 | 4987 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 4988 | #else |
1e422769 | 4989 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e LW |
4990 | #endif |
4991 | } | |
4992 | else | |
4993 | sv_setpv(sv, sent->s_name); | |
4994 | } | |
4995 | RETURN; | |
4996 | } | |
4997 | ||
4998 | if (sent) { | |
3280af22 | 4999 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5000 | sv_setpv(sv, sent->s_name); |
3280af22 | 5001 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5002 | for (elem = sent->s_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5003 | sv_catpv(sv, *elem); |
5004 | if (elem[1]) | |
5005 | sv_catpvn(sv, " ", 1); | |
5006 | } | |
3280af22 | 5007 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5008 | #ifdef HAS_NTOHS |
76e3520e | 5009 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5010 | #else |
1e422769 | 5011 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e | 5012 | #endif |
3280af22 | 5013 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
5014 | sv_setpv(sv, sent->s_proto); |
5015 | } | |
5016 | ||
5017 | RETURN; | |
5018 | #else | |
cea2e8a9 | 5019 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
a0d0e21e LW |
5020 | #endif |
5021 | } | |
5022 | ||
5023 | PP(pp_shostent) | |
5024 | { | |
693762b4 | 5025 | #ifdef HAS_SETHOSTENT |
9cad6237 | 5026 | dSP; |
76e3520e | 5027 | PerlSock_sethostent(TOPi); |
a0d0e21e LW |
5028 | RETSETYES; |
5029 | #else | |
cea2e8a9 | 5030 | DIE(aTHX_ PL_no_sock_func, "sethostent"); |
a0d0e21e LW |
5031 | #endif |
5032 | } | |
5033 | ||
5034 | PP(pp_snetent) | |
5035 | { | |
693762b4 | 5036 | #ifdef HAS_SETNETENT |
9cad6237 | 5037 | dSP; |
76e3520e | 5038 | PerlSock_setnetent(TOPi); |
a0d0e21e LW |
5039 | RETSETYES; |
5040 | #else | |
cea2e8a9 | 5041 | DIE(aTHX_ PL_no_sock_func, "setnetent"); |
a0d0e21e LW |
5042 | #endif |
5043 | } | |
5044 | ||
5045 | PP(pp_sprotoent) | |
5046 | { | |
693762b4 | 5047 | #ifdef HAS_SETPROTOENT |
9cad6237 | 5048 | dSP; |
76e3520e | 5049 | PerlSock_setprotoent(TOPi); |
a0d0e21e LW |
5050 | RETSETYES; |
5051 | #else | |
cea2e8a9 | 5052 | DIE(aTHX_ PL_no_sock_func, "setprotoent"); |
a0d0e21e LW |
5053 | #endif |
5054 | } | |
5055 | ||
5056 | PP(pp_sservent) | |
5057 | { | |
693762b4 | 5058 | #ifdef HAS_SETSERVENT |
9cad6237 | 5059 | dSP; |
76e3520e | 5060 | PerlSock_setservent(TOPi); |
a0d0e21e LW |
5061 | RETSETYES; |
5062 | #else | |
cea2e8a9 | 5063 | DIE(aTHX_ PL_no_sock_func, "setservent"); |
a0d0e21e LW |
5064 | #endif |
5065 | } | |
5066 | ||
5067 | PP(pp_ehostent) | |
5068 | { | |
693762b4 | 5069 | #ifdef HAS_ENDHOSTENT |
9cad6237 | 5070 | dSP; |
76e3520e | 5071 | PerlSock_endhostent(); |
924508f0 | 5072 | EXTEND(SP,1); |
a0d0e21e LW |
5073 | RETPUSHYES; |
5074 | #else | |
cea2e8a9 | 5075 | DIE(aTHX_ PL_no_sock_func, "endhostent"); |
a0d0e21e LW |
5076 | #endif |
5077 | } | |
5078 | ||
5079 | PP(pp_enetent) | |
5080 | { | |
693762b4 | 5081 | #ifdef HAS_ENDNETENT |
9cad6237 | 5082 | dSP; |
76e3520e | 5083 | PerlSock_endnetent(); |
924508f0 | 5084 | EXTEND(SP,1); |
a0d0e21e LW |
5085 | RETPUSHYES; |
5086 | #else | |
cea2e8a9 | 5087 | DIE(aTHX_ PL_no_sock_func, "endnetent"); |
a0d0e21e LW |
5088 | #endif |
5089 | } | |
5090 | ||
5091 | PP(pp_eprotoent) | |
5092 | { | |
693762b4 | 5093 | #ifdef HAS_ENDPROTOENT |
9cad6237 | 5094 | dSP; |
76e3520e | 5095 | PerlSock_endprotoent(); |
924508f0 | 5096 | EXTEND(SP,1); |
a0d0e21e LW |
5097 | RETPUSHYES; |
5098 | #else | |
cea2e8a9 | 5099 | DIE(aTHX_ PL_no_sock_func, "endprotoent"); |
a0d0e21e LW |
5100 | #endif |
5101 | } | |
5102 | ||
5103 | PP(pp_eservent) | |
5104 | { | |
693762b4 | 5105 | #ifdef HAS_ENDSERVENT |
9cad6237 | 5106 | dSP; |
76e3520e | 5107 | PerlSock_endservent(); |
924508f0 | 5108 | EXTEND(SP,1); |
a0d0e21e LW |
5109 | RETPUSHYES; |
5110 | #else | |
cea2e8a9 | 5111 | DIE(aTHX_ PL_no_sock_func, "endservent"); |
a0d0e21e LW |
5112 | #endif |
5113 | } | |
5114 | ||
5115 | PP(pp_gpwnam) | |
5116 | { | |
5117 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5118 | return pp_gpwent(); |
a0d0e21e | 5119 | #else |
cea2e8a9 | 5120 | DIE(aTHX_ PL_no_func, "getpwnam"); |
a0d0e21e LW |
5121 | #endif |
5122 | } | |
5123 | ||
5124 | PP(pp_gpwuid) | |
5125 | { | |
5126 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5127 | return pp_gpwent(); |
a0d0e21e | 5128 | #else |
cea2e8a9 | 5129 | DIE(aTHX_ PL_no_func, "getpwuid"); |
a0d0e21e LW |
5130 | #endif |
5131 | } | |
5132 | ||
5133 | PP(pp_gpwent) | |
5134 | { | |
0994c4d0 | 5135 | #ifdef HAS_PASSWD |
9cad6237 | 5136 | dSP; |
533c011a | 5137 | I32 which = PL_op->op_type; |
a0d0e21e | 5138 | register SV *sv; |
2d8e6c8d | 5139 | STRLEN n_a; |
e3aefe8d | 5140 | struct passwd *pwent = NULL; |
301e8125 | 5141 | /* |
bcf53261 JH |
5142 | * We currently support only the SysV getsp* shadow password interface. |
5143 | * The interface is declared in <shadow.h> and often one needs to link | |
5144 | * with -lsecurity or some such. | |
5145 | * This interface is used at least by Solaris, HP-UX, IRIX, and Linux. | |
5146 | * (and SCO?) | |
5147 | * | |
5148 | * AIX getpwnam() is clever enough to return the encrypted password | |
5149 | * only if the caller (euid?) is root. | |
5150 | * | |
5151 | * There are at least two other shadow password APIs. Many platforms | |
5152 | * seem to contain more than one interface for accessing the shadow | |
5153 | * password databases, possibly for compatibility reasons. | |
3813c136 | 5154 | * The getsp*() is by far he simplest one, the other two interfaces |
bcf53261 JH |
5155 | * are much more complicated, but also very similar to each other. |
5156 | * | |
5157 | * <sys/types.h> | |
5158 | * <sys/security.h> | |
5159 | * <prot.h> | |
5160 | * struct pr_passwd *getprpw*(); | |
5161 | * The password is in | |
3813c136 JH |
5162 | * char getprpw*(...).ufld.fd_encrypt[] |
5163 | * Mention HAS_GETPRPWNAM here so that Configure probes for it. | |
bcf53261 JH |
5164 | * |
5165 | * <sys/types.h> | |
5166 | * <sys/security.h> | |
5167 | * <prot.h> | |
5168 | * struct es_passwd *getespw*(); | |
5169 | * The password is in | |
5170 | * char *(getespw*(...).ufld.fd_encrypt) | |
3813c136 | 5171 | * Mention HAS_GETESPWNAM here so that Configure probes for it. |
bcf53261 | 5172 | * |
3813c136 | 5173 | * Mention I_PROT here so that Configure probes for it. |
bcf53261 JH |
5174 | * |
5175 | * In HP-UX for getprpw*() the manual page claims that one should include | |
5176 | * <hpsecurity.h> instead of <sys/security.h>, but that is not needed | |
5177 | * if one includes <shadow.h> as that includes <hpsecurity.h>, | |
5178 | * and pp_sys.c already includes <shadow.h> if there is such. | |
3813c136 JH |
5179 | * |
5180 | * Note that <sys/security.h> is already probed for, but currently | |
5181 | * it is only included in special cases. | |
301e8125 | 5182 | * |
bcf53261 JH |
5183 | * In Digital UNIX/Tru64 if using the getespw*() (which seems to be |
5184 | * be preferred interface, even though also the getprpw*() interface | |
5185 | * is available) one needs to link with -lsecurity -ldb -laud -lm. | |
3813c136 JH |
5186 | * One also needs to call set_auth_parameters() in main() before |
5187 | * doing anything else, whether one is using getespw*() or getprpw*(). | |
5188 | * | |
5189 | * Note that accessing the shadow databases can be magnitudes | |
5190 | * slower than accessing the standard databases. | |
bcf53261 JH |
5191 | * |
5192 | * --jhi | |
5193 | */ | |
a0d0e21e | 5194 | |
e3aefe8d JH |
5195 | switch (which) { |
5196 | case OP_GPWNAM: | |
edd309b7 JH |
5197 | { |
5198 | char* name = POPpbytex; | |
5199 | pwent = getpwnam(name); | |
5200 | } | |
5201 | break; | |
e3aefe8d | 5202 | case OP_GPWUID: |
edd309b7 JH |
5203 | { |
5204 | Uid_t uid = POPi; | |
5205 | pwent = getpwuid(uid); | |
5206 | } | |
e3aefe8d JH |
5207 | break; |
5208 | case OP_GPWENT: | |
1883634f | 5209 | # ifdef HAS_GETPWENT |
e3aefe8d | 5210 | pwent = getpwent(); |
faea9016 IRC |
5211 | #ifdef POSIX_BC /* In some cases pw_passwd has invalid addresses */ |
5212 | if (pwent) pwent = getpwnam(pwent->pw_name); | |
5213 | #endif | |
1883634f | 5214 | # else |
a45d1c96 | 5215 | DIE(aTHX_ PL_no_func, "getpwent"); |
1883634f | 5216 | # endif |
e3aefe8d JH |
5217 | break; |
5218 | } | |
8c0bfa08 | 5219 | |
a0d0e21e LW |
5220 | EXTEND(SP, 10); |
5221 | if (GIMME != G_ARRAY) { | |
5222 | PUSHs(sv = sv_newmortal()); | |
5223 | if (pwent) { | |
5224 | if (which == OP_GPWNAM) | |
1883634f | 5225 | # if Uid_t_sign <= 0 |
1e422769 | 5226 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5227 | # else |
23dcd6c8 | 5228 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5229 | # endif |
a0d0e21e LW |
5230 | else |
5231 | sv_setpv(sv, pwent->pw_name); | |
5232 | } | |
5233 | RETURN; | |
5234 | } | |
5235 | ||
5236 | if (pwent) { | |
3280af22 | 5237 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5238 | sv_setpv(sv, pwent->pw_name); |
6ee623d5 | 5239 | |
3280af22 | 5240 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3813c136 JH |
5241 | SvPOK_off(sv); |
5242 | /* If we have getspnam(), we try to dig up the shadow | |
5243 | * password. If we are underprivileged, the shadow | |
5244 | * interface will set the errno to EACCES or similar, | |
5245 | * and return a null pointer. If this happens, we will | |
5246 | * use the dummy password (usually "*" or "x") from the | |
5247 | * standard password database. | |
5248 | * | |
5249 | * In theory we could skip the shadow call completely | |
5250 | * if euid != 0 but in practice we cannot know which | |
5251 | * security measures are guarding the shadow databases | |
5252 | * on a random platform. | |
5253 | * | |
5254 | * Resist the urge to use additional shadow interfaces. | |
5255 | * Divert the urge to writing an extension instead. | |
5256 | * | |
5257 | * --jhi */ | |
e3aefe8d | 5258 | # ifdef HAS_GETSPNAM |
3813c136 JH |
5259 | { |
5260 | struct spwd *spwent; | |
5261 | int saverrno; /* Save and restore errno so that | |
5262 | * underprivileged attempts seem | |
5263 | * to have never made the unsccessful | |
5264 | * attempt to retrieve the shadow password. */ | |
5265 | ||
5266 | saverrno = errno; | |
5267 | spwent = getspnam(pwent->pw_name); | |
5268 | errno = saverrno; | |
5269 | if (spwent && spwent->sp_pwdp) | |
5270 | sv_setpv(sv, spwent->sp_pwdp); | |
5271 | } | |
f1066039 | 5272 | # endif |
e020c87d | 5273 | # ifdef PWPASSWD |
3813c136 JH |
5274 | if (!SvPOK(sv)) /* Use the standard password, then. */ |
5275 | sv_setpv(sv, pwent->pw_passwd); | |
e020c87d | 5276 | # endif |
3813c136 | 5277 | |
1883634f | 5278 | # ifndef INCOMPLETE_TAINTS |
3813c136 JH |
5279 | /* passwd is tainted because user himself can diddle with it. |
5280 | * admittedly not much and in a very limited way, but nevertheless. */ | |
2959b6e3 | 5281 | SvTAINTED_on(sv); |
1883634f | 5282 | # endif |
6ee623d5 | 5283 | |
3280af22 | 5284 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5285 | # if Uid_t_sign <= 0 |
1e422769 | 5286 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5287 | # else |
23dcd6c8 | 5288 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5289 | # endif |
6ee623d5 | 5290 | |
3280af22 | 5291 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5292 | # if Uid_t_sign <= 0 |
1e422769 | 5293 | sv_setiv(sv, (IV)pwent->pw_gid); |
1883634f | 5294 | # else |
23dcd6c8 | 5295 | sv_setuv(sv, (UV)pwent->pw_gid); |
1883634f | 5296 | # endif |
3813c136 JH |
5297 | /* pw_change, pw_quota, and pw_age are mutually exclusive-- |
5298 | * because of the poor interface of the Perl getpw*(), | |
5299 | * not because there's some standard/convention saying so. | |
5300 | * A better interface would have been to return a hash, | |
5301 | * but we are accursed by our history, alas. --jhi. */ | |
3280af22 | 5302 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5303 | # ifdef PWCHANGE |
1e422769 | 5304 | sv_setiv(sv, (IV)pwent->pw_change); |
6ee623d5 | 5305 | # else |
1883634f JH |
5306 | # ifdef PWQUOTA |
5307 | sv_setiv(sv, (IV)pwent->pw_quota); | |
5308 | # else | |
a1757be1 | 5309 | # ifdef PWAGE |
a0d0e21e | 5310 | sv_setpv(sv, pwent->pw_age); |
a1757be1 | 5311 | # endif |
6ee623d5 GS |
5312 | # endif |
5313 | # endif | |
6ee623d5 | 5314 | |
3813c136 JH |
5315 | /* pw_class and pw_comment are mutually exclusive--. |
5316 | * see the above note for pw_change, pw_quota, and pw_age. */ | |
3280af22 | 5317 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5318 | # ifdef PWCLASS |
a0d0e21e | 5319 | sv_setpv(sv, pwent->pw_class); |
1883634f JH |
5320 | # else |
5321 | # ifdef PWCOMMENT | |
a0d0e21e | 5322 | sv_setpv(sv, pwent->pw_comment); |
1883634f | 5323 | # endif |
6ee623d5 | 5324 | # endif |
6ee623d5 | 5325 | |
3280af22 | 5326 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5327 | # ifdef PWGECOS |
a0d0e21e | 5328 | sv_setpv(sv, pwent->pw_gecos); |
1883634f JH |
5329 | # endif |
5330 | # ifndef INCOMPLETE_TAINTS | |
d2719217 | 5331 | /* pw_gecos is tainted because user himself can diddle with it. */ |
fb73857a | 5332 | SvTAINTED_on(sv); |
1883634f | 5333 | # endif |
6ee623d5 | 5334 | |
3280af22 | 5335 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5336 | sv_setpv(sv, pwent->pw_dir); |
6ee623d5 | 5337 | |
3280af22 | 5338 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5339 | sv_setpv(sv, pwent->pw_shell); |
1883634f | 5340 | # ifndef INCOMPLETE_TAINTS |
4602f195 JH |
5341 | /* pw_shell is tainted because user himself can diddle with it. */ |
5342 | SvTAINTED_on(sv); | |
1883634f | 5343 | # endif |
6ee623d5 | 5344 | |
1883634f | 5345 | # ifdef PWEXPIRE |
6b88bc9c | 5346 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5347 | sv_setiv(sv, (IV)pwent->pw_expire); |
1883634f | 5348 | # endif |
a0d0e21e LW |
5349 | } |
5350 | RETURN; | |
5351 | #else | |
cea2e8a9 | 5352 | DIE(aTHX_ PL_no_func, "getpwent"); |
a0d0e21e LW |
5353 | #endif |
5354 | } | |
5355 | ||
5356 | PP(pp_spwent) | |
5357 | { | |
d493b042 | 5358 | #if defined(HAS_PASSWD) && defined(HAS_SETPWENT) |
9cad6237 | 5359 | dSP; |
a0d0e21e LW |
5360 | setpwent(); |
5361 | RETPUSHYES; | |
5362 | #else | |
cea2e8a9 | 5363 | DIE(aTHX_ PL_no_func, "setpwent"); |
a0d0e21e LW |
5364 | #endif |
5365 | } | |
5366 | ||
5367 | PP(pp_epwent) | |
5368 | { | |
28e8609d | 5369 | #if defined(HAS_PASSWD) && defined(HAS_ENDPWENT) |
9cad6237 | 5370 | dSP; |
a0d0e21e LW |
5371 | endpwent(); |
5372 | RETPUSHYES; | |
5373 | #else | |
cea2e8a9 | 5374 | DIE(aTHX_ PL_no_func, "endpwent"); |
a0d0e21e LW |
5375 | #endif |
5376 | } | |
5377 | ||
5378 | PP(pp_ggrnam) | |
5379 | { | |
5380 | #ifdef HAS_GROUP | |
cea2e8a9 | 5381 | return pp_ggrent(); |
a0d0e21e | 5382 | #else |
cea2e8a9 | 5383 | DIE(aTHX_ PL_no_func, "getgrnam"); |
a0d0e21e LW |
5384 | #endif |
5385 | } | |
5386 | ||
5387 | PP(pp_ggrgid) | |
5388 | { | |
5389 | #ifdef HAS_GROUP | |
cea2e8a9 | 5390 | return pp_ggrent(); |
a0d0e21e | 5391 | #else |
cea2e8a9 | 5392 | DIE(aTHX_ PL_no_func, "getgrgid"); |
a0d0e21e LW |
5393 | #endif |
5394 | } | |
5395 | ||
5396 | PP(pp_ggrent) | |
5397 | { | |
0994c4d0 | 5398 | #ifdef HAS_GROUP |
9cad6237 | 5399 | dSP; |
533c011a | 5400 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5401 | register char **elem; |
5402 | register SV *sv; | |
5403 | struct group *grent; | |
2d8e6c8d | 5404 | STRLEN n_a; |
a0d0e21e | 5405 | |
edd309b7 JH |
5406 | if (which == OP_GGRNAM) { |
5407 | char* name = POPpbytex; | |
5408 | grent = (struct group *)getgrnam(name); | |
5409 | } | |
5410 | else if (which == OP_GGRGID) { | |
5411 | Gid_t gid = POPi; | |
5412 | grent = (struct group *)getgrgid(gid); | |
5413 | } | |
a0d0e21e | 5414 | else |
0994c4d0 | 5415 | #ifdef HAS_GETGRENT |
a0d0e21e | 5416 | grent = (struct group *)getgrent(); |
0994c4d0 JH |
5417 | #else |
5418 | DIE(aTHX_ PL_no_func, "getgrent"); | |
5419 | #endif | |
a0d0e21e LW |
5420 | |
5421 | EXTEND(SP, 4); | |
5422 | if (GIMME != G_ARRAY) { | |
5423 | PUSHs(sv = sv_newmortal()); | |
5424 | if (grent) { | |
5425 | if (which == OP_GGRNAM) | |
1e422769 | 5426 | sv_setiv(sv, (IV)grent->gr_gid); |
a0d0e21e LW |
5427 | else |
5428 | sv_setpv(sv, grent->gr_name); | |
5429 | } | |
5430 | RETURN; | |
5431 | } | |
5432 | ||
5433 | if (grent) { | |
3280af22 | 5434 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5435 | sv_setpv(sv, grent->gr_name); |
28e8609d | 5436 | |
3280af22 | 5437 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
28e8609d | 5438 | #ifdef GRPASSWD |
a0d0e21e | 5439 | sv_setpv(sv, grent->gr_passwd); |
28e8609d JH |
5440 | #endif |
5441 | ||
3280af22 | 5442 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5443 | sv_setiv(sv, (IV)grent->gr_gid); |
28e8609d | 5444 | |
5b56e7c5 | 5445 | #if !(defined(_CRAYMPP) && defined(USE_REENTRANT_API)) |
3280af22 | 5446 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3d7e8424 JH |
5447 | /* In UNICOS/mk (_CRAYMPP) the multithreading |
5448 | * versions (getgrnam_r, getgrgid_r) | |
5449 | * seem to return an illegal pointer | |
5450 | * as the group members list, gr_mem. | |
5451 | * getgrent() doesn't even have a _r version | |
5452 | * but the gr_mem is poisonous anyway. | |
5453 | * So yes, you cannot get the list of group | |
5454 | * members if building multithreaded in UNICOS/mk. */ | |
c90c0ff4 | 5455 | for (elem = grent->gr_mem; elem && *elem; elem++) { |
a0d0e21e LW |
5456 | sv_catpv(sv, *elem); |
5457 | if (elem[1]) | |
5458 | sv_catpvn(sv, " ", 1); | |
5459 | } | |
3d7e8424 | 5460 | #endif |
a0d0e21e LW |
5461 | } |
5462 | ||
5463 | RETURN; | |
5464 | #else | |
cea2e8a9 | 5465 | DIE(aTHX_ PL_no_func, "getgrent"); |
a0d0e21e LW |
5466 | #endif |
5467 | } | |
5468 | ||
5469 | PP(pp_sgrent) | |
5470 | { | |
28e8609d | 5471 | #if defined(HAS_GROUP) && defined(HAS_SETGRENT) |
9cad6237 | 5472 | dSP; |
a0d0e21e LW |
5473 | setgrent(); |
5474 | RETPUSHYES; | |
5475 | #else | |
cea2e8a9 | 5476 | DIE(aTHX_ PL_no_func, "setgrent"); |
a0d0e21e LW |
5477 | #endif |
5478 | } | |
5479 | ||
5480 | PP(pp_egrent) | |
5481 | { | |
28e8609d | 5482 | #if defined(HAS_GROUP) && defined(HAS_ENDGRENT) |
9cad6237 | 5483 | dSP; |
a0d0e21e LW |
5484 | endgrent(); |
5485 | RETPUSHYES; | |
5486 | #else | |
cea2e8a9 | 5487 | DIE(aTHX_ PL_no_func, "endgrent"); |
a0d0e21e LW |
5488 | #endif |
5489 | } | |
5490 | ||
5491 | PP(pp_getlogin) | |
5492 | { | |
a0d0e21e | 5493 | #ifdef HAS_GETLOGIN |
9cad6237 | 5494 | dSP; dTARGET; |
a0d0e21e LW |
5495 | char *tmps; |
5496 | EXTEND(SP, 1); | |
76e3520e | 5497 | if (!(tmps = PerlProc_getlogin())) |
a0d0e21e LW |
5498 | RETPUSHUNDEF; |
5499 | PUSHp(tmps, strlen(tmps)); | |
5500 | RETURN; | |
5501 | #else | |
cea2e8a9 | 5502 | DIE(aTHX_ PL_no_func, "getlogin"); |
a0d0e21e LW |
5503 | #endif |
5504 | } | |
5505 | ||
5506 | /* Miscellaneous. */ | |
5507 | ||
5508 | PP(pp_syscall) | |
5509 | { | |
d2719217 | 5510 | #ifdef HAS_SYSCALL |
39644a26 | 5511 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
5512 | register I32 items = SP - MARK; |
5513 | unsigned long a[20]; | |
5514 | register I32 i = 0; | |
5515 | I32 retval = -1; | |
2d8e6c8d | 5516 | STRLEN n_a; |
a0d0e21e | 5517 | |
3280af22 | 5518 | if (PL_tainting) { |
a0d0e21e | 5519 | while (++MARK <= SP) { |
bbce6d69 | 5520 | if (SvTAINTED(*MARK)) { |
5521 | TAINT; | |
5522 | break; | |
5523 | } | |
a0d0e21e LW |
5524 | } |
5525 | MARK = ORIGMARK; | |
5526 | TAINT_PROPER("syscall"); | |
5527 | } | |
5528 | ||
5529 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
5530 | * or where sizeof(long) != sizeof(char*). But such machines will | |
5531 | * not likely have syscall implemented either, so who cares? | |
5532 | */ | |
5533 | while (++MARK <= SP) { | |
5534 | if (SvNIOK(*MARK) || !i) | |
5535 | a[i++] = SvIV(*MARK); | |
3280af22 | 5536 | else if (*MARK == &PL_sv_undef) |
748a9306 | 5537 | a[i++] = 0; |
301e8125 | 5538 | else |
2d8e6c8d | 5539 | a[i++] = (unsigned long)SvPV_force(*MARK, n_a); |
a0d0e21e LW |
5540 | if (i > 15) |
5541 | break; | |
5542 | } | |
5543 | switch (items) { | |
5544 | default: | |
cea2e8a9 | 5545 | DIE(aTHX_ "Too many args to syscall"); |
a0d0e21e | 5546 | case 0: |
cea2e8a9 | 5547 | DIE(aTHX_ "Too few args to syscall"); |
a0d0e21e LW |
5548 | case 1: |
5549 | retval = syscall(a[0]); | |
5550 | break; | |
5551 | case 2: | |
5552 | retval = syscall(a[0],a[1]); | |
5553 | break; | |
5554 | case 3: | |
5555 | retval = syscall(a[0],a[1],a[2]); | |
5556 | break; | |
5557 | case 4: | |
5558 | retval = syscall(a[0],a[1],a[2],a[3]); | |
5559 | break; | |
5560 | case 5: | |
5561 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
5562 | break; | |
5563 | case 6: | |
5564 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
5565 | break; | |
5566 | case 7: | |
5567 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
5568 | break; | |
5569 | case 8: | |
5570 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
5571 | break; | |
5572 | #ifdef atarist | |
5573 | case 9: | |
5574 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
5575 | break; | |
5576 | case 10: | |
5577 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
5578 | break; | |
5579 | case 11: | |
5580 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5581 | a[10]); | |
5582 | break; | |
5583 | case 12: | |
5584 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5585 | a[10],a[11]); | |
5586 | break; | |
5587 | case 13: | |
5588 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5589 | a[10],a[11],a[12]); | |
5590 | break; | |
5591 | case 14: | |
5592 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5593 | a[10],a[11],a[12],a[13]); | |
5594 | break; | |
5595 | #endif /* atarist */ | |
5596 | } | |
5597 | SP = ORIGMARK; | |
5598 | PUSHi(retval); | |
5599 | RETURN; | |
5600 | #else | |
cea2e8a9 | 5601 | DIE(aTHX_ PL_no_func, "syscall"); |
a0d0e21e LW |
5602 | #endif |
5603 | } | |
5604 | ||
ff68c719 | 5605 | #ifdef FCNTL_EMULATE_FLOCK |
301e8125 | 5606 | |
ff68c719 | 5607 | /* XXX Emulate flock() with fcntl(). |
5608 | What's really needed is a good file locking module. | |
5609 | */ | |
5610 | ||
cea2e8a9 GS |
5611 | static int |
5612 | fcntl_emulate_flock(int fd, int operation) | |
ff68c719 | 5613 | { |
5614 | struct flock flock; | |
301e8125 | 5615 | |
ff68c719 | 5616 | switch (operation & ~LOCK_NB) { |
5617 | case LOCK_SH: | |
5618 | flock.l_type = F_RDLCK; | |
5619 | break; | |
5620 | case LOCK_EX: | |
5621 | flock.l_type = F_WRLCK; | |
5622 | break; | |
5623 | case LOCK_UN: | |
5624 | flock.l_type = F_UNLCK; | |
5625 | break; | |
5626 | default: | |
5627 | errno = EINVAL; | |
5628 | return -1; | |
5629 | } | |
5630 | flock.l_whence = SEEK_SET; | |
d9b3e12d | 5631 | flock.l_start = flock.l_len = (Off_t)0; |
301e8125 | 5632 | |
ff68c719 | 5633 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); |
5634 | } | |
5635 | ||
5636 | #endif /* FCNTL_EMULATE_FLOCK */ | |
5637 | ||
5638 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
5639 | |
5640 | /* XXX Emulate flock() with lockf(). This is just to increase | |
5641 | portability of scripts. The calls are not completely | |
5642 | interchangeable. What's really needed is a good file | |
5643 | locking module. | |
5644 | */ | |
5645 | ||
76c32331 | 5646 | /* The lockf() constants might have been defined in <unistd.h>. |
5647 | Unfortunately, <unistd.h> causes troubles on some mixed | |
5648 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
5649 | |
5650 | Further, the lockf() constants aren't POSIX, so they might not be | |
5651 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
5652 | just stick in the SVID values and be done with it. Sigh. | |
5653 | */ | |
5654 | ||
5655 | # ifndef F_ULOCK | |
5656 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
5657 | # endif | |
5658 | # ifndef F_LOCK | |
5659 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
5660 | # endif | |
5661 | # ifndef F_TLOCK | |
5662 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
5663 | # endif | |
5664 | # ifndef F_TEST | |
5665 | # define F_TEST 3 /* Test a region for other processes locks */ | |
5666 | # endif | |
5667 | ||
cea2e8a9 GS |
5668 | static int |
5669 | lockf_emulate_flock(int fd, int operation) | |
16d20bd9 AD |
5670 | { |
5671 | int i; | |
84902520 TB |
5672 | int save_errno; |
5673 | Off_t pos; | |
5674 | ||
5675 | /* flock locks entire file so for lockf we need to do the same */ | |
5676 | save_errno = errno; | |
6ad3d225 | 5677 | pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */ |
84902520 | 5678 | if (pos > 0) /* is seekable and needs to be repositioned */ |
6ad3d225 | 5679 | if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0) |
08b714dd | 5680 | pos = -1; /* seek failed, so don't seek back afterwards */ |
84902520 TB |
5681 | errno = save_errno; |
5682 | ||
16d20bd9 AD |
5683 | switch (operation) { |
5684 | ||
5685 | /* LOCK_SH - get a shared lock */ | |
5686 | case LOCK_SH: | |
5687 | /* LOCK_EX - get an exclusive lock */ | |
5688 | case LOCK_EX: | |
5689 | i = lockf (fd, F_LOCK, 0); | |
5690 | break; | |
5691 | ||
5692 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
5693 | case LOCK_SH|LOCK_NB: | |
5694 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
5695 | case LOCK_EX|LOCK_NB: | |
5696 | i = lockf (fd, F_TLOCK, 0); | |
5697 | if (i == -1) | |
5698 | if ((errno == EAGAIN) || (errno == EACCES)) | |
5699 | errno = EWOULDBLOCK; | |
5700 | break; | |
5701 | ||
ff68c719 | 5702 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 5703 | case LOCK_UN: |
ff68c719 | 5704 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
5705 | i = lockf (fd, F_ULOCK, 0); |
5706 | break; | |
5707 | ||
5708 | /* Default - can't decipher operation */ | |
5709 | default: | |
5710 | i = -1; | |
5711 | errno = EINVAL; | |
5712 | break; | |
5713 | } | |
84902520 TB |
5714 | |
5715 | if (pos > 0) /* need to restore position of the handle */ | |
6ad3d225 | 5716 | PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */ |
84902520 | 5717 | |
16d20bd9 AD |
5718 | return (i); |
5719 | } | |
ff68c719 | 5720 | |
5721 | #endif /* LOCKF_EMULATE_FLOCK */ |