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