Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* pp_sys.c |
2 | * | |
4bb101f2 | 3 | * Copyright (C) 1995, 1996, 1997, 1998, 1999, |
b5f8cc5c | 4 | * 2000, 2001, 2002, 2003, 2004, 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 | ||
166f8a29 DM |
18 | /* This file contains system pp ("push/pop") functions that |
19 | * execute the opcodes that make up a perl program. A typical pp function | |
20 | * expects to find its arguments on the stack, and usually pushes its | |
21 | * results onto the stack, hence the 'pp' terminology. Each OP structure | |
22 | * contains a pointer to the relevant pp_foo() function. | |
23 | * | |
24 | * By 'system', we mean ops which interact with the OS, such as pp_open(). | |
25 | */ | |
26 | ||
a0d0e21e | 27 | #include "EXTERN.h" |
864dbfa3 | 28 | #define PERL_IN_PP_SYS_C |
a0d0e21e LW |
29 | #include "perl.h" |
30 | ||
f1066039 JH |
31 | #ifdef I_SHADOW |
32 | /* Shadow password support for solaris - pdo@cs.umd.edu | |
33 | * Not just Solaris: at least HP-UX, IRIX, Linux. | |
3813c136 JH |
34 | * The API is from SysV. |
35 | * | |
36 | * There are at least two more shadow interfaces, | |
37 | * see the comments in pp_gpwent(). | |
38 | * | |
39 | * --jhi */ | |
40 | # ifdef __hpux__ | |
c529f79d | 41 | /* There is a MAXINT coming from <shadow.h> <- <hpsecurity.h> <- <values.h> |
301e8125 | 42 | * and another MAXINT from "perl.h" <- <sys/param.h>. */ |
3813c136 JH |
43 | # undef MAXINT |
44 | # endif | |
45 | # include <shadow.h> | |
8c0bfa08 PB |
46 | #endif |
47 | ||
301e8125 NIS |
48 | #ifdef HAS_SYSCALL |
49 | #ifdef __cplusplus | |
8ac85365 NIS |
50 | extern "C" int syscall(unsigned long,...); |
51 | #endif | |
52 | #endif | |
53 | ||
76c32331 | 54 | #ifdef I_SYS_WAIT |
55 | # include <sys/wait.h> | |
56 | #endif | |
57 | ||
58 | #ifdef I_SYS_RESOURCE | |
59 | # include <sys/resource.h> | |
16d20bd9 | 60 | #endif |
a0d0e21e | 61 | |
2986a63f JH |
62 | #ifdef NETWARE |
63 | NETDB_DEFINE_CONTEXT | |
64 | #endif | |
65 | ||
a0d0e21e | 66 | #ifdef HAS_SELECT |
1e743fda JH |
67 | # ifdef I_SYS_SELECT |
68 | # include <sys/select.h> | |
69 | # endif | |
a0d0e21e | 70 | #endif |
a0d0e21e | 71 | |
dc45a647 MB |
72 | /* XXX Configure test needed. |
73 | h_errno might not be a simple 'int', especially for multi-threaded | |
5ff3f7a4 GS |
74 | applications, see "extern int errno in perl.h". Creating such |
75 | a test requires taking into account the differences between | |
76 | compiling multithreaded and singlethreaded ($ccflags et al). | |
77 | HOST_NOT_FOUND is typically defined in <netdb.h>. | |
dc45a647 | 78 | */ |
cb50131a | 79 | #if defined(HOST_NOT_FOUND) && !defined(h_errno) && !defined(__CYGWIN__) |
a0d0e21e LW |
80 | extern int h_errno; |
81 | #endif | |
82 | ||
83 | #ifdef HAS_PASSWD | |
84 | # ifdef I_PWD | |
85 | # include <pwd.h> | |
86 | # else | |
fd8cd3a3 | 87 | # if !defined(VMS) |
20ce7b12 GS |
88 | struct passwd *getpwnam (char *); |
89 | struct passwd *getpwuid (Uid_t); | |
fd8cd3a3 | 90 | # endif |
a0d0e21e | 91 | # endif |
28e8609d | 92 | # ifdef HAS_GETPWENT |
10bc17b6 | 93 | #ifndef getpwent |
20ce7b12 | 94 | struct passwd *getpwent (void); |
c2a8f790 JH |
95 | #elif defined (VMS) && defined (my_getpwent) |
96 | struct passwd *Perl_my_getpwent (void); | |
10bc17b6 | 97 | #endif |
28e8609d | 98 | # endif |
a0d0e21e LW |
99 | #endif |
100 | ||
101 | #ifdef HAS_GROUP | |
102 | # ifdef I_GRP | |
103 | # include <grp.h> | |
104 | # else | |
20ce7b12 GS |
105 | struct group *getgrnam (char *); |
106 | struct group *getgrgid (Gid_t); | |
a0d0e21e | 107 | # endif |
28e8609d | 108 | # ifdef HAS_GETGRENT |
10bc17b6 | 109 | #ifndef getgrent |
20ce7b12 | 110 | struct group *getgrent (void); |
10bc17b6 | 111 | #endif |
28e8609d | 112 | # endif |
a0d0e21e LW |
113 | #endif |
114 | ||
115 | #ifdef I_UTIME | |
3730b96e | 116 | # if defined(_MSC_VER) || defined(__MINGW32__) |
3fe9a6f1 | 117 | # include <sys/utime.h> |
118 | # else | |
119 | # include <utime.h> | |
120 | # endif | |
a0d0e21e | 121 | #endif |
a0d0e21e | 122 | |
cbdc8872 | 123 | #ifdef HAS_CHSIZE |
cd52b7b2 | 124 | # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ |
125 | # undef my_chsize | |
126 | # endif | |
6ad3d225 | 127 | # define my_chsize PerlLIO_chsize |
cbdc8872 | 128 | #endif |
129 | ||
ff68c719 | 130 | #ifdef HAS_FLOCK |
131 | # define FLOCK flock | |
132 | #else /* no flock() */ | |
133 | ||
36477c24 | 134 | /* fcntl.h might not have been included, even if it exists, because |
135 | the current Configure only sets I_FCNTL if it's needed to pick up | |
136 | the *_OK constants. Make sure it has been included before testing | |
137 | the fcntl() locking constants. */ | |
138 | # if defined(HAS_FCNTL) && !defined(I_FCNTL) | |
139 | # include <fcntl.h> | |
140 | # endif | |
141 | ||
9d9004a9 | 142 | # if defined(HAS_FCNTL) && defined(FCNTL_CAN_LOCK) |
ff68c719 | 143 | # define FLOCK fcntl_emulate_flock |
144 | # define FCNTL_EMULATE_FLOCK | |
145 | # else /* no flock() or fcntl(F_SETLK,...) */ | |
146 | # ifdef HAS_LOCKF | |
147 | # define FLOCK lockf_emulate_flock | |
148 | # define LOCKF_EMULATE_FLOCK | |
149 | # endif /* lockf */ | |
150 | # endif /* no flock() or fcntl(F_SETLK,...) */ | |
151 | ||
152 | # ifdef FLOCK | |
20ce7b12 | 153 | static int FLOCK (int, int); |
ff68c719 | 154 | |
155 | /* | |
156 | * These are the flock() constants. Since this sytems doesn't have | |
157 | * flock(), the values of the constants are probably not available. | |
158 | */ | |
159 | # ifndef LOCK_SH | |
160 | # define LOCK_SH 1 | |
161 | # endif | |
162 | # ifndef LOCK_EX | |
163 | # define LOCK_EX 2 | |
164 | # endif | |
165 | # ifndef LOCK_NB | |
166 | # define LOCK_NB 4 | |
167 | # endif | |
168 | # ifndef LOCK_UN | |
169 | # define LOCK_UN 8 | |
170 | # endif | |
171 | # endif /* emulating flock() */ | |
172 | ||
173 | #endif /* no flock() */ | |
55497cff | 174 | |
85ab1d1d JH |
175 | #define ZBTLEN 10 |
176 | static char zero_but_true[ZBTLEN + 1] = "0 but true"; | |
177 | ||
5ff3f7a4 GS |
178 | #if defined(I_SYS_ACCESS) && !defined(R_OK) |
179 | # include <sys/access.h> | |
180 | #endif | |
181 | ||
c529f79d CB |
182 | #if defined(HAS_FCNTL) && defined(F_SETFD) && !defined(FD_CLOEXEC) |
183 | # define FD_CLOEXEC 1 /* NeXT needs this */ | |
184 | #endif | |
185 | ||
a4af207c JH |
186 | #include "reentr.h" |
187 | ||
9cffb111 OS |
188 | #ifdef __Lynx__ |
189 | /* Missing protos on LynxOS */ | |
190 | void sethostent(int); | |
191 | void endhostent(void); | |
192 | void setnetent(int); | |
193 | void endnetent(void); | |
194 | void setprotoent(int); | |
195 | void endprotoent(void); | |
196 | void setservent(int); | |
197 | void endservent(void); | |
198 | #endif | |
199 | ||
5ff3f7a4 GS |
200 | #undef PERL_EFF_ACCESS_R_OK /* EFFective uid/gid ACCESS R_OK */ |
201 | #undef PERL_EFF_ACCESS_W_OK | |
202 | #undef PERL_EFF_ACCESS_X_OK | |
203 | ||
204 | /* F_OK unused: if stat() cannot find it... */ | |
205 | ||
206 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK) | |
c955f117 | 207 | /* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */ |
5ff3f7a4 GS |
208 | # define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK)) |
209 | # define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK)) | |
210 | # define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK)) | |
211 | #endif | |
212 | ||
213 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS) | |
3813c136 | 214 | # ifdef I_SYS_SECURITY |
5ff3f7a4 GS |
215 | # include <sys/security.h> |
216 | # endif | |
c955f117 JH |
217 | # ifdef ACC_SELF |
218 | /* HP SecureWare */ | |
219 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF)) | |
220 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF)) | |
221 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF)) | |
222 | # else | |
223 | /* SCO */ | |
224 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK)) | |
225 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK)) | |
226 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK)) | |
227 | # endif | |
5ff3f7a4 GS |
228 | #endif |
229 | ||
230 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF) | |
c955f117 | 231 | /* AIX */ |
5ff3f7a4 GS |
232 | # define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF)) |
233 | # define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF)) | |
234 | # define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF)) | |
235 | #endif | |
236 | ||
327c3667 GS |
237 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \ |
238 | && (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \ | |
239 | || defined(HAS_SETREGID) || defined(HAS_SETRESGID)) | |
5ff3f7a4 | 240 | /* The Hard Way. */ |
327c3667 | 241 | STATIC int |
7f4774ae | 242 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 243 | { |
5ff3f7a4 GS |
244 | Uid_t ruid = getuid(); |
245 | Uid_t euid = geteuid(); | |
246 | Gid_t rgid = getgid(); | |
247 | Gid_t egid = getegid(); | |
248 | int res; | |
249 | ||
146174a9 | 250 | LOCK_CRED_MUTEX; |
5ff3f7a4 | 251 | #if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID) |
cea2e8a9 | 252 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
253 | #else |
254 | #ifdef HAS_SETREUID | |
255 | if (setreuid(euid, ruid)) | |
256 | #else | |
257 | #ifdef HAS_SETRESUID | |
258 | if (setresuid(euid, ruid, (Uid_t)-1)) | |
259 | #endif | |
260 | #endif | |
cea2e8a9 | 261 | Perl_croak(aTHX_ "entering effective uid failed"); |
5ff3f7a4 GS |
262 | #endif |
263 | ||
264 | #if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID) | |
cea2e8a9 | 265 | Perl_croak(aTHX_ "switching effective gid is not implemented"); |
5ff3f7a4 GS |
266 | #else |
267 | #ifdef HAS_SETREGID | |
268 | if (setregid(egid, rgid)) | |
269 | #else | |
270 | #ifdef HAS_SETRESGID | |
271 | if (setresgid(egid, rgid, (Gid_t)-1)) | |
272 | #endif | |
273 | #endif | |
cea2e8a9 | 274 | Perl_croak(aTHX_ "entering effective gid failed"); |
5ff3f7a4 GS |
275 | #endif |
276 | ||
277 | res = access(path, mode); | |
278 | ||
279 | #ifdef HAS_SETREUID | |
280 | if (setreuid(ruid, euid)) | |
281 | #else | |
282 | #ifdef HAS_SETRESUID | |
283 | if (setresuid(ruid, euid, (Uid_t)-1)) | |
284 | #endif | |
285 | #endif | |
cea2e8a9 | 286 | Perl_croak(aTHX_ "leaving effective uid failed"); |
5ff3f7a4 GS |
287 | |
288 | #ifdef HAS_SETREGID | |
289 | if (setregid(rgid, egid)) | |
290 | #else | |
291 | #ifdef HAS_SETRESGID | |
292 | if (setresgid(rgid, egid, (Gid_t)-1)) | |
293 | #endif | |
294 | #endif | |
cea2e8a9 | 295 | Perl_croak(aTHX_ "leaving effective gid failed"); |
146174a9 | 296 | UNLOCK_CRED_MUTEX; |
5ff3f7a4 GS |
297 | |
298 | return res; | |
299 | } | |
300 | # define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK)) | |
301 | # define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK)) | |
302 | # define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK)) | |
303 | #endif | |
304 | ||
305 | #if !defined(PERL_EFF_ACCESS_R_OK) | |
76ffd3b9 IZ |
306 | /* With it or without it: anyway you get a warning: either that |
307 | it is unused, or it is declared static and never defined. | |
308 | */ | |
327c3667 | 309 | STATIC int |
7f4774ae | 310 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 311 | { |
cea2e8a9 | 312 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
313 | /*NOTREACHED*/ |
314 | return -1; | |
315 | } | |
316 | #endif | |
317 | ||
a0d0e21e LW |
318 | PP(pp_backtick) |
319 | { | |
39644a26 | 320 | dSP; dTARGET; |
760ac839 | 321 | PerlIO *fp; |
2d8e6c8d GS |
322 | STRLEN n_a; |
323 | char *tmps = POPpx; | |
54310121 | 324 | I32 gimme = GIMME_V; |
16fe6d59 | 325 | char *mode = "r"; |
54310121 | 326 | |
a0d0e21e | 327 | TAINT_PROPER("``"); |
16fe6d59 GS |
328 | if (PL_op->op_private & OPpOPEN_IN_RAW) |
329 | mode = "rb"; | |
330 | else if (PL_op->op_private & OPpOPEN_IN_CRLF) | |
331 | mode = "rt"; | |
332 | fp = PerlProc_popen(tmps, mode); | |
a0d0e21e | 333 | if (fp) { |
ac27b0f5 NIS |
334 | char *type = NULL; |
335 | if (PL_curcop->cop_io) { | |
336 | type = SvPV_nolen(PL_curcop->cop_io); | |
337 | } | |
ac27b0f5 NIS |
338 | if (type && *type) |
339 | PerlIO_apply_layers(aTHX_ fp,mode,type); | |
340 | ||
54310121 | 341 | if (gimme == G_VOID) { |
96827780 MB |
342 | char tmpbuf[256]; |
343 | while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) | |
54310121 | 344 | /*SUPPRESS 530*/ |
345 | ; | |
346 | } | |
347 | else if (gimme == G_SCALAR) { | |
fa326138 RG |
348 | SV *oldrs = PL_rs; |
349 | PL_rs = &PL_sv_undef; | |
aa689395 | 350 | sv_setpv(TARG, ""); /* note that this preserves previous buffer */ |
a0d0e21e LW |
351 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) |
352 | /*SUPPRESS 530*/ | |
353 | ; | |
fa326138 | 354 | PL_rs = oldrs; |
a0d0e21e | 355 | XPUSHs(TARG); |
aa689395 | 356 | SvTAINTED_on(TARG); |
a0d0e21e LW |
357 | } |
358 | else { | |
359 | SV *sv; | |
360 | ||
361 | for (;;) { | |
8d6dde3e | 362 | sv = NEWSV(56, 79); |
a0d0e21e LW |
363 | if (sv_gets(sv, fp, 0) == Nullch) { |
364 | SvREFCNT_dec(sv); | |
365 | break; | |
366 | } | |
367 | XPUSHs(sv_2mortal(sv)); | |
368 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
369 | SvLEN_set(sv, SvCUR(sv)+1); | |
370 | Renew(SvPVX(sv), SvLEN(sv), char); | |
371 | } | |
aa689395 | 372 | SvTAINTED_on(sv); |
a0d0e21e LW |
373 | } |
374 | } | |
6ad3d225 | 375 | STATUS_NATIVE_SET(PerlProc_pclose(fp)); |
aa689395 | 376 | TAINT; /* "I believe that this is not gratuitous!" */ |
a0d0e21e LW |
377 | } |
378 | else { | |
f86702cc | 379 | STATUS_NATIVE_SET(-1); |
54310121 | 380 | if (gimme == G_SCALAR) |
a0d0e21e LW |
381 | RETPUSHUNDEF; |
382 | } | |
383 | ||
384 | RETURN; | |
385 | } | |
386 | ||
387 | PP(pp_glob) | |
388 | { | |
389 | OP *result; | |
f5284f61 IZ |
390 | tryAMAGICunTARGET(iter, -1); |
391 | ||
71686f12 GS |
392 | /* Note that we only ever get here if File::Glob fails to load |
393 | * without at the same time croaking, for some reason, or if | |
394 | * perl was built with PERL_EXTERNAL_GLOB */ | |
395 | ||
a0d0e21e | 396 | ENTER; |
a0d0e21e | 397 | |
c90c0ff4 | 398 | #ifndef VMS |
3280af22 | 399 | if (PL_tainting) { |
7bac28a0 | 400 | /* |
401 | * The external globbing program may use things we can't control, | |
402 | * so for security reasons we must assume the worst. | |
403 | */ | |
404 | TAINT; | |
22c35a8c | 405 | taint_proper(PL_no_security, "glob"); |
7bac28a0 | 406 | } |
c90c0ff4 | 407 | #endif /* !VMS */ |
7bac28a0 | 408 | |
3280af22 NIS |
409 | SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */ |
410 | PL_last_in_gv = (GV*)*PL_stack_sp--; | |
a0d0e21e | 411 | |
3280af22 | 412 | SAVESPTR(PL_rs); /* This is not permanent, either. */ |
79cb57f6 | 413 | PL_rs = sv_2mortal(newSVpvn("\000", 1)); |
c07a80fd | 414 | #ifndef DOSISH |
415 | #ifndef CSH | |
6b88bc9c | 416 | *SvPVX(PL_rs) = '\n'; |
a0d0e21e | 417 | #endif /* !CSH */ |
55497cff | 418 | #endif /* !DOSISH */ |
c07a80fd | 419 | |
a0d0e21e LW |
420 | result = do_readline(); |
421 | LEAVE; | |
422 | return result; | |
423 | } | |
424 | ||
a0d0e21e LW |
425 | PP(pp_rcatline) |
426 | { | |
146174a9 | 427 | PL_last_in_gv = cGVOP_gv; |
a0d0e21e LW |
428 | return do_readline(); |
429 | } | |
430 | ||
431 | PP(pp_warn) | |
432 | { | |
39644a26 | 433 | dSP; dMARK; |
06bf62c7 | 434 | SV *tmpsv; |
a0d0e21e | 435 | char *tmps; |
06bf62c7 | 436 | STRLEN len; |
a0d0e21e LW |
437 | if (SP - MARK != 1) { |
438 | dTARGET; | |
3280af22 | 439 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 440 | tmpsv = TARG; |
a0d0e21e LW |
441 | SP = MARK + 1; |
442 | } | |
443 | else { | |
06bf62c7 | 444 | tmpsv = TOPs; |
a0d0e21e | 445 | } |
06bf62c7 | 446 | tmps = SvPV(tmpsv, len); |
7b102d90 | 447 | if ((!tmps || !len) && PL_errgv) { |
4e6ea2c3 GS |
448 | SV *error = ERRSV; |
449 | (void)SvUPGRADE(error, SVt_PV); | |
450 | if (SvPOK(error) && SvCUR(error)) | |
451 | sv_catpv(error, "\t...caught"); | |
06bf62c7 GS |
452 | tmpsv = error; |
453 | tmps = SvPV(tmpsv, len); | |
a0d0e21e | 454 | } |
06bf62c7 GS |
455 | if (!tmps || !len) |
456 | tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26)); | |
457 | ||
cb50131a | 458 | Perl_warn(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
459 | RETSETYES; |
460 | } | |
461 | ||
462 | PP(pp_die) | |
463 | { | |
39644a26 | 464 | dSP; dMARK; |
a0d0e21e | 465 | char *tmps; |
06bf62c7 GS |
466 | SV *tmpsv; |
467 | STRLEN len; | |
468 | bool multiarg = 0; | |
96e176bf CL |
469 | #ifdef VMS |
470 | VMSISH_HUSHED = VMSISH_HUSHED || (PL_op->op_private & OPpHUSH_VMSISH); | |
471 | #endif | |
a0d0e21e LW |
472 | if (SP - MARK != 1) { |
473 | dTARGET; | |
3280af22 | 474 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 GS |
475 | tmpsv = TARG; |
476 | tmps = SvPV(tmpsv, len); | |
477 | multiarg = 1; | |
a0d0e21e LW |
478 | SP = MARK + 1; |
479 | } | |
480 | else { | |
4e6ea2c3 | 481 | tmpsv = TOPs; |
bf12611a | 482 | tmps = SvROK(tmpsv) ? Nullch : SvPV(tmpsv, len); |
a0d0e21e | 483 | } |
06bf62c7 | 484 | if (!tmps || !len) { |
4e6ea2c3 GS |
485 | SV *error = ERRSV; |
486 | (void)SvUPGRADE(error, SVt_PV); | |
06bf62c7 GS |
487 | if (multiarg ? SvROK(error) : SvROK(tmpsv)) { |
488 | if (!multiarg) | |
4e6ea2c3 | 489 | SvSetSV(error,tmpsv); |
06bf62c7 | 490 | else if (sv_isobject(error)) { |
05423cc9 GS |
491 | HV *stash = SvSTASH(SvRV(error)); |
492 | GV *gv = gv_fetchmethod(stash, "PROPAGATE"); | |
493 | if (gv) { | |
146174a9 | 494 | SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0)); |
b448e4fe | 495 | SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop))); |
05423cc9 GS |
496 | EXTEND(SP, 3); |
497 | PUSHMARK(SP); | |
498 | PUSHs(error); | |
499 | PUSHs(file); | |
500 | PUSHs(line); | |
501 | PUTBACK; | |
864dbfa3 GS |
502 | call_sv((SV*)GvCV(gv), |
503 | G_SCALAR|G_EVAL|G_KEEPERR); | |
3280af22 | 504 | sv_setsv(error,*PL_stack_sp--); |
05423cc9 GS |
505 | } |
506 | } | |
b3fe4827 | 507 | DIE(aTHX_ Nullformat); |
4e6ea2c3 GS |
508 | } |
509 | else { | |
510 | if (SvPOK(error) && SvCUR(error)) | |
511 | sv_catpv(error, "\t...propagated"); | |
06bf62c7 GS |
512 | tmpsv = error; |
513 | tmps = SvPV(tmpsv, len); | |
4e6ea2c3 | 514 | } |
a0d0e21e | 515 | } |
06bf62c7 GS |
516 | if (!tmps || !len) |
517 | tmpsv = sv_2mortal(newSVpvn("Died", 4)); | |
518 | ||
cb50131a | 519 | DIE(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
520 | } |
521 | ||
522 | /* I/O. */ | |
523 | ||
524 | PP(pp_open) | |
525 | { | |
39644a26 | 526 | dSP; |
a567e93b NIS |
527 | dMARK; dORIGMARK; |
528 | dTARGET; | |
a0d0e21e LW |
529 | GV *gv; |
530 | SV *sv; | |
5b468f54 | 531 | IO *io; |
a0d0e21e LW |
532 | char *tmps; |
533 | STRLEN len; | |
4592e6ca | 534 | MAGIC *mg; |
a567e93b | 535 | bool ok; |
a0d0e21e | 536 | |
a567e93b | 537 | gv = (GV *)*++MARK; |
5f05dabc | 538 | if (!isGV(gv)) |
cea2e8a9 | 539 | DIE(aTHX_ PL_no_usym, "filehandle"); |
5b468f54 | 540 | if ((io = GvIOp(gv))) |
36477c24 | 541 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; |
853846ea | 542 | |
5b468f54 | 543 | if (io && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { |
a567e93b NIS |
544 | /* Method's args are same as ours ... */ |
545 | /* ... except handle is replaced by the object */ | |
5b468f54 | 546 | *MARK-- = SvTIED_obj((SV*)io, mg); |
a567e93b | 547 | PUSHMARK(MARK); |
4592e6ca NIS |
548 | PUTBACK; |
549 | ENTER; | |
864dbfa3 | 550 | call_method("OPEN", G_SCALAR); |
4592e6ca NIS |
551 | LEAVE; |
552 | SPAGAIN; | |
553 | RETURN; | |
554 | } | |
555 | ||
a567e93b NIS |
556 | if (MARK < SP) { |
557 | sv = *++MARK; | |
558 | } | |
559 | else { | |
560 | sv = GvSV(gv); | |
561 | } | |
562 | ||
a0d0e21e | 563 | tmps = SvPV(sv, len); |
a567e93b NIS |
564 | ok = do_openn(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); |
565 | SP = ORIGMARK; | |
566 | if (ok) | |
3280af22 NIS |
567 | PUSHi( (I32)PL_forkprocess ); |
568 | else if (PL_forkprocess == 0) /* we are a new child */ | |
a0d0e21e LW |
569 | PUSHi(0); |
570 | else | |
571 | RETPUSHUNDEF; | |
572 | RETURN; | |
573 | } | |
574 | ||
575 | PP(pp_close) | |
576 | { | |
39644a26 | 577 | dSP; |
a0d0e21e | 578 | GV *gv; |
5b468f54 | 579 | IO *io; |
1d603a67 | 580 | MAGIC *mg; |
a0d0e21e LW |
581 | |
582 | if (MAXARG == 0) | |
3280af22 | 583 | gv = PL_defoutgv; |
a0d0e21e LW |
584 | else |
585 | gv = (GV*)POPs; | |
1d603a67 | 586 | |
5b468f54 AMS |
587 | if (gv && (io = GvIO(gv)) |
588 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
589 | { | |
1d603a67 | 590 | PUSHMARK(SP); |
5b468f54 | 591 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
1d603a67 GB |
592 | PUTBACK; |
593 | ENTER; | |
864dbfa3 | 594 | call_method("CLOSE", G_SCALAR); |
1d603a67 GB |
595 | LEAVE; |
596 | SPAGAIN; | |
597 | RETURN; | |
598 | } | |
a0d0e21e | 599 | EXTEND(SP, 1); |
54310121 | 600 | PUSHs(boolSV(do_close(gv, TRUE))); |
a0d0e21e LW |
601 | RETURN; |
602 | } | |
603 | ||
604 | PP(pp_pipe_op) | |
605 | { | |
a0d0e21e | 606 | #ifdef HAS_PIPE |
9cad6237 | 607 | dSP; |
a0d0e21e LW |
608 | GV *rgv; |
609 | GV *wgv; | |
610 | register IO *rstio; | |
611 | register IO *wstio; | |
612 | int fd[2]; | |
613 | ||
614 | wgv = (GV*)POPs; | |
615 | rgv = (GV*)POPs; | |
616 | ||
617 | if (!rgv || !wgv) | |
618 | goto badexit; | |
619 | ||
4633a7c4 | 620 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
cea2e8a9 | 621 | DIE(aTHX_ PL_no_usym, "filehandle"); |
a0d0e21e LW |
622 | rstio = GvIOn(rgv); |
623 | wstio = GvIOn(wgv); | |
624 | ||
625 | if (IoIFP(rstio)) | |
626 | do_close(rgv, FALSE); | |
627 | if (IoIFP(wstio)) | |
628 | do_close(wgv, FALSE); | |
629 | ||
6ad3d225 | 630 | if (PerlProc_pipe(fd) < 0) |
a0d0e21e LW |
631 | goto badexit; |
632 | ||
460c8493 IZ |
633 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPE_OPEN_MODE); |
634 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPE_OPEN_MODE); | |
b5ac89c3 | 635 | IoOFP(rstio) = IoIFP(rstio); |
a0d0e21e | 636 | IoIFP(wstio) = IoOFP(wstio); |
50952442 JH |
637 | IoTYPE(rstio) = IoTYPE_RDONLY; |
638 | IoTYPE(wstio) = IoTYPE_WRONLY; | |
a0d0e21e LW |
639 | |
640 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 641 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
6ad3d225 | 642 | else PerlLIO_close(fd[0]); |
760ac839 | 643 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
6ad3d225 | 644 | else PerlLIO_close(fd[1]); |
a0d0e21e LW |
645 | goto badexit; |
646 | } | |
4771b018 GS |
647 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
648 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
649 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
650 | #endif | |
a0d0e21e LW |
651 | RETPUSHYES; |
652 | ||
653 | badexit: | |
654 | RETPUSHUNDEF; | |
655 | #else | |
cea2e8a9 | 656 | DIE(aTHX_ PL_no_func, "pipe"); |
a0d0e21e LW |
657 | #endif |
658 | } | |
659 | ||
660 | PP(pp_fileno) | |
661 | { | |
39644a26 | 662 | dSP; dTARGET; |
a0d0e21e LW |
663 | GV *gv; |
664 | IO *io; | |
760ac839 | 665 | PerlIO *fp; |
4592e6ca NIS |
666 | MAGIC *mg; |
667 | ||
a0d0e21e LW |
668 | if (MAXARG < 1) |
669 | RETPUSHUNDEF; | |
670 | gv = (GV*)POPs; | |
4592e6ca | 671 | |
5b468f54 AMS |
672 | if (gv && (io = GvIO(gv)) |
673 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
674 | { | |
4592e6ca | 675 | PUSHMARK(SP); |
5b468f54 | 676 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
677 | PUTBACK; |
678 | ENTER; | |
864dbfa3 | 679 | call_method("FILENO", G_SCALAR); |
4592e6ca NIS |
680 | LEAVE; |
681 | SPAGAIN; | |
682 | RETURN; | |
683 | } | |
684 | ||
c289d2f7 JH |
685 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
686 | /* Can't do this because people seem to do things like | |
687 | defined(fileno($foo)) to check whether $foo is a valid fh. | |
688 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
689 | report_evil_fh(gv, io, PL_op->op_type); | |
690 | */ | |
a0d0e21e | 691 | RETPUSHUNDEF; |
c289d2f7 JH |
692 | } |
693 | ||
760ac839 | 694 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
695 | RETURN; |
696 | } | |
697 | ||
698 | PP(pp_umask) | |
699 | { | |
39644a26 | 700 | dSP; dTARGET; |
d7e492a4 | 701 | #ifdef HAS_UMASK |
761237fe | 702 | Mode_t anum; |
a0d0e21e | 703 | |
a0d0e21e | 704 | if (MAXARG < 1) { |
6ad3d225 GS |
705 | anum = PerlLIO_umask(0); |
706 | (void)PerlLIO_umask(anum); | |
a0d0e21e LW |
707 | } |
708 | else | |
6ad3d225 | 709 | anum = PerlLIO_umask(POPi); |
a0d0e21e LW |
710 | TAINT_PROPER("umask"); |
711 | XPUSHi(anum); | |
712 | #else | |
eec2d3df GS |
713 | /* Only DIE if trying to restrict permissions on `user' (self). |
714 | * Otherwise it's harmless and more useful to just return undef | |
715 | * since 'group' and 'other' concepts probably don't exist here. */ | |
716 | if (MAXARG >= 1 && (POPi & 0700)) | |
cea2e8a9 | 717 | DIE(aTHX_ "umask not implemented"); |
6b88bc9c | 718 | XPUSHs(&PL_sv_undef); |
a0d0e21e LW |
719 | #endif |
720 | RETURN; | |
721 | } | |
722 | ||
723 | PP(pp_binmode) | |
724 | { | |
39644a26 | 725 | dSP; |
a0d0e21e LW |
726 | GV *gv; |
727 | IO *io; | |
760ac839 | 728 | PerlIO *fp; |
4592e6ca | 729 | MAGIC *mg; |
16fe6d59 | 730 | SV *discp = Nullsv; |
a0d0e21e LW |
731 | |
732 | if (MAXARG < 1) | |
733 | RETPUSHUNDEF; | |
60382766 | 734 | if (MAXARG > 1) { |
16fe6d59 | 735 | discp = POPs; |
60382766 | 736 | } |
a0d0e21e | 737 | |
301e8125 | 738 | gv = (GV*)POPs; |
4592e6ca | 739 | |
5b468f54 AMS |
740 | if (gv && (io = GvIO(gv)) |
741 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
742 | { | |
4592e6ca | 743 | PUSHMARK(SP); |
5b468f54 | 744 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
16fe6d59 GS |
745 | if (discp) |
746 | XPUSHs(discp); | |
4592e6ca NIS |
747 | PUTBACK; |
748 | ENTER; | |
864dbfa3 | 749 | call_method("BINMODE", G_SCALAR); |
4592e6ca NIS |
750 | LEAVE; |
751 | SPAGAIN; | |
752 | RETURN; | |
753 | } | |
a0d0e21e LW |
754 | |
755 | EXTEND(SP, 1); | |
50f846a7 | 756 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
c289d2f7 JH |
757 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
758 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 759 | SETERRNO(EBADF,RMS_IFI); |
50f846a7 SC |
760 | RETPUSHUNDEF; |
761 | } | |
a0d0e21e | 762 | |
40d98b49 | 763 | PUTBACK; |
60382766 | 764 | if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), |
40d98b49 | 765 | (discp) ? SvPV_nolen(discp) : Nullch)) { |
38af81ff JH |
766 | if (IoOFP(io) && IoOFP(io) != IoIFP(io)) { |
767 | if (!PerlIO_binmode(aTHX_ IoOFP(io),IoTYPE(io), | |
768 | mode_from_discipline(discp), | |
769 | (discp) ? SvPV_nolen(discp) : Nullch)) { | |
770 | SPAGAIN; | |
771 | RETPUSHUNDEF; | |
772 | } | |
773 | } | |
40d98b49 | 774 | SPAGAIN; |
a0d0e21e | 775 | RETPUSHYES; |
40d98b49 JH |
776 | } |
777 | else { | |
778 | SPAGAIN; | |
a0d0e21e | 779 | RETPUSHUNDEF; |
40d98b49 | 780 | } |
a0d0e21e LW |
781 | } |
782 | ||
783 | PP(pp_tie) | |
784 | { | |
39644a26 | 785 | dSP; |
e336de0d | 786 | dMARK; |
a0d0e21e LW |
787 | SV *varsv; |
788 | HV* stash; | |
789 | GV *gv; | |
a0d0e21e | 790 | SV *sv; |
3280af22 | 791 | I32 markoff = MARK - PL_stack_base; |
a0d0e21e | 792 | char *methname; |
14befaf4 | 793 | int how = PERL_MAGIC_tied; |
e336de0d | 794 | U32 items; |
a0d0e21e | 795 | |
e336de0d | 796 | varsv = *++MARK; |
6b05c17a NIS |
797 | switch(SvTYPE(varsv)) { |
798 | case SVt_PVHV: | |
799 | methname = "TIEHASH"; | |
03c6e78a | 800 | HvEITER((HV *)varsv) = Null(HE *); |
6b05c17a NIS |
801 | break; |
802 | case SVt_PVAV: | |
803 | methname = "TIEARRAY"; | |
804 | break; | |
805 | case SVt_PVGV: | |
7fb37951 AMS |
806 | #ifdef GV_UNIQUE_CHECK |
807 | if (GvUNIQUE((GV*)varsv)) { | |
808 | Perl_croak(aTHX_ "Attempt to tie unique GV"); | |
5bd07a3d DM |
809 | } |
810 | #endif | |
6b05c17a | 811 | methname = "TIEHANDLE"; |
14befaf4 | 812 | how = PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
813 | /* For tied filehandles, we apply tiedscalar magic to the IO |
814 | slot of the GP rather than the GV itself. AMS 20010812 */ | |
815 | if (!GvIOp(varsv)) | |
816 | GvIOp(varsv) = newIO(); | |
817 | varsv = (SV *)GvIOp(varsv); | |
6b05c17a NIS |
818 | break; |
819 | default: | |
820 | methname = "TIESCALAR"; | |
14befaf4 | 821 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
822 | break; |
823 | } | |
e336de0d GS |
824 | items = SP - MARK++; |
825 | if (sv_isobject(*MARK)) { | |
6b05c17a | 826 | ENTER; |
e788e7d3 | 827 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 828 | PUSHMARK(SP); |
eb160463 | 829 | EXTEND(SP,(I32)items); |
e336de0d GS |
830 | while (items--) |
831 | PUSHs(*MARK++); | |
832 | PUTBACK; | |
864dbfa3 | 833 | call_method(methname, G_SCALAR); |
301e8125 | 834 | } |
6b05c17a | 835 | else { |
864dbfa3 | 836 | /* Not clear why we don't call call_method here too. |
6b05c17a NIS |
837 | * perhaps to get different error message ? |
838 | */ | |
e336de0d | 839 | stash = gv_stashsv(*MARK, FALSE); |
6b05c17a | 840 | if (!stash || !(gv = gv_fetchmethod(stash, methname))) { |
35c1215d NC |
841 | DIE(aTHX_ "Can't locate object method \"%s\" via package \"%"SVf"\"", |
842 | methname, *MARK); | |
6b05c17a NIS |
843 | } |
844 | ENTER; | |
e788e7d3 | 845 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 846 | PUSHMARK(SP); |
eb160463 | 847 | EXTEND(SP,(I32)items); |
e336de0d GS |
848 | while (items--) |
849 | PUSHs(*MARK++); | |
850 | PUTBACK; | |
864dbfa3 | 851 | call_sv((SV*)GvCV(gv), G_SCALAR); |
6b05c17a | 852 | } |
a0d0e21e LW |
853 | SPAGAIN; |
854 | ||
855 | sv = TOPs; | |
d3acc0f7 | 856 | POPSTACK; |
a0d0e21e | 857 | if (sv_isobject(sv)) { |
33c27489 | 858 | sv_unmagic(varsv, how); |
ae21d580 | 859 | /* Croak if a self-tie on an aggregate is attempted. */ |
b881518d | 860 | if (varsv == SvRV(sv) && |
d87ebaca YST |
861 | (SvTYPE(varsv) == SVt_PVAV || |
862 | SvTYPE(varsv) == SVt_PVHV)) | |
ae21d580 JH |
863 | Perl_croak(aTHX_ |
864 | "Self-ties of arrays and hashes are not supported"); | |
d87ebaca | 865 | sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0); |
a0d0e21e LW |
866 | } |
867 | LEAVE; | |
3280af22 | 868 | SP = PL_stack_base + markoff; |
a0d0e21e LW |
869 | PUSHs(sv); |
870 | RETURN; | |
871 | } | |
872 | ||
873 | PP(pp_untie) | |
874 | { | |
39644a26 | 875 | dSP; |
5b468f54 | 876 | MAGIC *mg; |
33c27489 | 877 | SV *sv = POPs; |
14befaf4 DM |
878 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
879 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
55497cff | 880 | |
5b468f54 AMS |
881 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) |
882 | RETPUSHYES; | |
883 | ||
65eba18f JH |
884 | if ((mg = SvTIED_mg(sv, how))) { |
885 | SV *obj = SvRV(SvTIED_obj(sv, mg)); | |
a29a5827 NIS |
886 | GV *gv; |
887 | CV *cv = NULL; | |
fa2b88e0 JS |
888 | if (obj) { |
889 | if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && | |
890 | isGV(gv) && (cv = GvCV(gv))) { | |
891 | PUSHMARK(SP); | |
892 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
893 | XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); | |
894 | PUTBACK; | |
895 | ENTER; | |
896 | call_sv((SV *)cv, G_VOID); | |
897 | LEAVE; | |
898 | SPAGAIN; | |
899 | } | |
900 | else if (ckWARN(WARN_UNTIE)) { | |
901 | if (mg && SvREFCNT(obj) > 1) | |
9014280d | 902 | Perl_warner(aTHX_ packWARN(WARN_UNTIE), |
fa2b88e0 JS |
903 | "untie attempted while %"UVuf" inner references still exist", |
904 | (UV)SvREFCNT(obj) - 1 ) ; | |
905 | } | |
cbdc8872 | 906 | } |
907 | } | |
38193a09 | 908 | sv_unmagic(sv, how) ; |
55497cff | 909 | RETPUSHYES; |
a0d0e21e LW |
910 | } |
911 | ||
c07a80fd | 912 | PP(pp_tied) |
913 | { | |
39644a26 | 914 | dSP; |
5b468f54 | 915 | MAGIC *mg; |
33c27489 | 916 | SV *sv = POPs; |
14befaf4 DM |
917 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
918 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
5b468f54 AMS |
919 | |
920 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) | |
921 | RETPUSHUNDEF; | |
c07a80fd | 922 | |
155aba94 | 923 | if ((mg = SvTIED_mg(sv, how))) { |
33c27489 GS |
924 | SV *osv = SvTIED_obj(sv, mg); |
925 | if (osv == mg->mg_obj) | |
926 | osv = sv_mortalcopy(osv); | |
927 | PUSHs(osv); | |
928 | RETURN; | |
c07a80fd | 929 | } |
c07a80fd | 930 | RETPUSHUNDEF; |
931 | } | |
932 | ||
a0d0e21e LW |
933 | PP(pp_dbmopen) |
934 | { | |
39644a26 | 935 | dSP; |
a0d0e21e LW |
936 | HV *hv; |
937 | dPOPPOPssrl; | |
938 | HV* stash; | |
939 | GV *gv; | |
a0d0e21e LW |
940 | SV *sv; |
941 | ||
942 | hv = (HV*)POPs; | |
943 | ||
3280af22 | 944 | sv = sv_mortalcopy(&PL_sv_no); |
a0d0e21e LW |
945 | sv_setpv(sv, "AnyDBM_File"); |
946 | stash = gv_stashsv(sv, FALSE); | |
8ebc5c01 | 947 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) { |
a0d0e21e | 948 | PUTBACK; |
864dbfa3 | 949 | require_pv("AnyDBM_File.pm"); |
a0d0e21e | 950 | SPAGAIN; |
8ebc5c01 | 951 | if (!(gv = gv_fetchmethod(stash, "TIEHASH"))) |
cea2e8a9 | 952 | DIE(aTHX_ "No dbm on this machine"); |
a0d0e21e LW |
953 | } |
954 | ||
57d3b86d | 955 | ENTER; |
924508f0 | 956 | PUSHMARK(SP); |
6b05c17a | 957 | |
924508f0 | 958 | EXTEND(SP, 5); |
a0d0e21e LW |
959 | PUSHs(sv); |
960 | PUSHs(left); | |
961 | if (SvIV(right)) | |
b448e4fe | 962 | PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT))); |
a0d0e21e | 963 | else |
b448e4fe | 964 | PUSHs(sv_2mortal(newSVuv(O_RDWR))); |
a0d0e21e | 965 | PUSHs(right); |
57d3b86d | 966 | PUTBACK; |
864dbfa3 | 967 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
968 | SPAGAIN; |
969 | ||
970 | if (!sv_isobject(TOPs)) { | |
924508f0 GS |
971 | SP--; |
972 | PUSHMARK(SP); | |
a0d0e21e LW |
973 | PUSHs(sv); |
974 | PUSHs(left); | |
b448e4fe | 975 | PUSHs(sv_2mortal(newSVuv(O_RDONLY))); |
a0d0e21e | 976 | PUSHs(right); |
a0d0e21e | 977 | PUTBACK; |
864dbfa3 | 978 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
979 | SPAGAIN; |
980 | } | |
981 | ||
6b05c17a | 982 | if (sv_isobject(TOPs)) { |
14befaf4 DM |
983 | sv_unmagic((SV *) hv, PERL_MAGIC_tied); |
984 | sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); | |
6b05c17a | 985 | } |
a0d0e21e LW |
986 | LEAVE; |
987 | RETURN; | |
988 | } | |
989 | ||
990 | PP(pp_dbmclose) | |
991 | { | |
cea2e8a9 | 992 | return pp_untie(); |
a0d0e21e LW |
993 | } |
994 | ||
995 | PP(pp_sselect) | |
996 | { | |
a0d0e21e | 997 | #ifdef HAS_SELECT |
9cad6237 | 998 | dSP; dTARGET; |
a0d0e21e LW |
999 | register I32 i; |
1000 | register I32 j; | |
1001 | register char *s; | |
1002 | register SV *sv; | |
65202027 | 1003 | NV value; |
a0d0e21e LW |
1004 | I32 maxlen = 0; |
1005 | I32 nfound; | |
1006 | struct timeval timebuf; | |
1007 | struct timeval *tbuf = &timebuf; | |
1008 | I32 growsize; | |
1009 | char *fd_sets[4]; | |
2d8e6c8d | 1010 | STRLEN n_a; |
a0d0e21e LW |
1011 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1012 | I32 masksize; | |
1013 | I32 offset; | |
1014 | I32 k; | |
1015 | ||
1016 | # if BYTEORDER & 0xf0000 | |
1017 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
1018 | # else | |
1019 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
1020 | # endif | |
1021 | ||
1022 | #endif | |
1023 | ||
1024 | SP -= 4; | |
1025 | for (i = 1; i <= 3; i++) { | |
1026 | if (!SvPOK(SP[i])) | |
1027 | continue; | |
1028 | j = SvCUR(SP[i]); | |
1029 | if (maxlen < j) | |
1030 | maxlen = j; | |
1031 | } | |
1032 | ||
5ff3f7a4 | 1033 | /* little endians can use vecs directly */ |
e366b469 | 1034 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
5ff3f7a4 | 1035 | # ifdef NFDBITS |
a0d0e21e | 1036 | |
5ff3f7a4 GS |
1037 | # ifndef NBBY |
1038 | # define NBBY 8 | |
1039 | # endif | |
a0d0e21e LW |
1040 | |
1041 | masksize = NFDBITS / NBBY; | |
5ff3f7a4 | 1042 | # else |
a0d0e21e | 1043 | masksize = sizeof(long); /* documented int, everyone seems to use long */ |
5ff3f7a4 | 1044 | # endif |
a0d0e21e LW |
1045 | Zero(&fd_sets[0], 4, char*); |
1046 | #endif | |
1047 | ||
ad517f75 MHM |
1048 | # if SELECT_MIN_BITS == 1 |
1049 | growsize = sizeof(fd_set); | |
1050 | # else | |
1051 | # if defined(__GLIBC__) && defined(__FD_SETSIZE) | |
1052 | # undef SELECT_MIN_BITS | |
1053 | # define SELECT_MIN_BITS __FD_SETSIZE | |
1054 | # endif | |
e366b469 PG |
1055 | /* If SELECT_MIN_BITS is greater than one we most probably will want |
1056 | * to align the sizes with SELECT_MIN_BITS/8 because for example | |
1057 | * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital | |
1058 | * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates | |
1059 | * on (sets/tests/clears bits) is 32 bits. */ | |
1060 | growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8))); | |
e366b469 PG |
1061 | # endif |
1062 | ||
a0d0e21e LW |
1063 | sv = SP[4]; |
1064 | if (SvOK(sv)) { | |
1065 | value = SvNV(sv); | |
1066 | if (value < 0.0) | |
1067 | value = 0.0; | |
1068 | timebuf.tv_sec = (long)value; | |
65202027 | 1069 | value -= (NV)timebuf.tv_sec; |
a0d0e21e LW |
1070 | timebuf.tv_usec = (long)(value * 1000000.0); |
1071 | } | |
1072 | else | |
1073 | tbuf = Null(struct timeval*); | |
1074 | ||
1075 | for (i = 1; i <= 3; i++) { | |
1076 | sv = SP[i]; | |
1077 | if (!SvOK(sv)) { | |
1078 | fd_sets[i] = 0; | |
1079 | continue; | |
1080 | } | |
1081 | else if (!SvPOK(sv)) | |
2d8e6c8d | 1082 | SvPV_force(sv,n_a); /* force string conversion */ |
a0d0e21e LW |
1083 | j = SvLEN(sv); |
1084 | if (j < growsize) { | |
1085 | Sv_Grow(sv, growsize); | |
a0d0e21e | 1086 | } |
c07a80fd | 1087 | j = SvCUR(sv); |
1088 | s = SvPVX(sv) + j; | |
1089 | while (++j <= growsize) { | |
1090 | *s++ = '\0'; | |
1091 | } | |
1092 | ||
a0d0e21e LW |
1093 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1094 | s = SvPVX(sv); | |
1095 | New(403, fd_sets[i], growsize, char); | |
1096 | for (offset = 0; offset < growsize; offset += masksize) { | |
1097 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1098 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
1099 | } | |
1100 | #else | |
1101 | fd_sets[i] = SvPVX(sv); | |
1102 | #endif | |
1103 | } | |
1104 | ||
dc4c69d9 JH |
1105 | #ifdef PERL_IRIX5_SELECT_TIMEVAL_VOID_CAST |
1106 | /* Can't make just the (void*) conditional because that would be | |
1107 | * cpp #if within cpp macro, and not all compilers like that. */ | |
1108 | nfound = PerlSock_select( | |
1109 | maxlen * 8, | |
1110 | (Select_fd_set_t) fd_sets[1], | |
1111 | (Select_fd_set_t) fd_sets[2], | |
1112 | (Select_fd_set_t) fd_sets[3], | |
1113 | (void*) tbuf); /* Workaround for compiler bug. */ | |
1114 | #else | |
6ad3d225 | 1115 | nfound = PerlSock_select( |
a0d0e21e LW |
1116 | maxlen * 8, |
1117 | (Select_fd_set_t) fd_sets[1], | |
1118 | (Select_fd_set_t) fd_sets[2], | |
1119 | (Select_fd_set_t) fd_sets[3], | |
1120 | tbuf); | |
dc4c69d9 | 1121 | #endif |
a0d0e21e LW |
1122 | for (i = 1; i <= 3; i++) { |
1123 | if (fd_sets[i]) { | |
1124 | sv = SP[i]; | |
1125 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1126 | s = SvPVX(sv); | |
1127 | for (offset = 0; offset < growsize; offset += masksize) { | |
1128 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1129 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
1130 | } | |
1131 | Safefree(fd_sets[i]); | |
1132 | #endif | |
1133 | SvSETMAGIC(sv); | |
1134 | } | |
1135 | } | |
1136 | ||
1137 | PUSHi(nfound); | |
1138 | if (GIMME == G_ARRAY && tbuf) { | |
65202027 DS |
1139 | value = (NV)(timebuf.tv_sec) + |
1140 | (NV)(timebuf.tv_usec) / 1000000.0; | |
3280af22 | 1141 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
1142 | sv_setnv(sv, value); |
1143 | } | |
1144 | RETURN; | |
1145 | #else | |
cea2e8a9 | 1146 | DIE(aTHX_ "select not implemented"); |
a0d0e21e LW |
1147 | #endif |
1148 | } | |
1149 | ||
4633a7c4 | 1150 | void |
864dbfa3 | 1151 | Perl_setdefout(pTHX_ GV *gv) |
4633a7c4 LW |
1152 | { |
1153 | if (gv) | |
1154 | (void)SvREFCNT_inc(gv); | |
3280af22 NIS |
1155 | if (PL_defoutgv) |
1156 | SvREFCNT_dec(PL_defoutgv); | |
1157 | PL_defoutgv = gv; | |
4633a7c4 LW |
1158 | } |
1159 | ||
a0d0e21e LW |
1160 | PP(pp_select) |
1161 | { | |
39644a26 | 1162 | dSP; dTARGET; |
4633a7c4 LW |
1163 | GV *newdefout, *egv; |
1164 | HV *hv; | |
1165 | ||
533c011a | 1166 | newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL; |
4633a7c4 | 1167 | |
3280af22 | 1168 | egv = GvEGV(PL_defoutgv); |
4633a7c4 | 1169 | if (!egv) |
3280af22 | 1170 | egv = PL_defoutgv; |
4633a7c4 LW |
1171 | hv = GvSTASH(egv); |
1172 | if (! hv) | |
3280af22 | 1173 | XPUSHs(&PL_sv_undef); |
4633a7c4 | 1174 | else { |
cbdc8872 | 1175 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
f86702cc | 1176 | if (gvp && *gvp == egv) { |
f7aaccc2 | 1177 | gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); |
f86702cc | 1178 | XPUSHTARG; |
1179 | } | |
1180 | else { | |
1181 | XPUSHs(sv_2mortal(newRV((SV*)egv))); | |
1182 | } | |
4633a7c4 LW |
1183 | } |
1184 | ||
1185 | if (newdefout) { | |
ded8aa31 GS |
1186 | if (!GvIO(newdefout)) |
1187 | gv_IOadd(newdefout); | |
4633a7c4 LW |
1188 | setdefout(newdefout); |
1189 | } | |
1190 | ||
a0d0e21e LW |
1191 | RETURN; |
1192 | } | |
1193 | ||
1194 | PP(pp_getc) | |
1195 | { | |
39644a26 | 1196 | dSP; dTARGET; |
a0d0e21e | 1197 | GV *gv; |
90133b69 | 1198 | IO *io = NULL; |
2ae324a7 | 1199 | MAGIC *mg; |
a0d0e21e | 1200 | |
32da55ab | 1201 | if (MAXARG == 0) |
3280af22 | 1202 | gv = PL_stdingv; |
a0d0e21e LW |
1203 | else |
1204 | gv = (GV*)POPs; | |
2ae324a7 | 1205 | |
5b468f54 AMS |
1206 | if (gv && (io = GvIO(gv)) |
1207 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1208 | { | |
54310121 | 1209 | I32 gimme = GIMME_V; |
2ae324a7 | 1210 | PUSHMARK(SP); |
5b468f54 | 1211 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
2ae324a7 | 1212 | PUTBACK; |
1213 | ENTER; | |
864dbfa3 | 1214 | call_method("GETC", gimme); |
2ae324a7 | 1215 | LEAVE; |
1216 | SPAGAIN; | |
54310121 | 1217 | if (gimme == G_SCALAR) |
1218 | SvSetMagicSV_nosteal(TARG, TOPs); | |
2ae324a7 | 1219 | RETURN; |
1220 | } | |
90133b69 | 1221 | if (!gv || do_eof(gv)) { /* make sure we have fp with something */ |
97e322ff RGS |
1222 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED) |
1223 | && (!io || (!IoIFP(io) && IoTYPE(io) != IoTYPE_WRONLY))) | |
90133b69 | 1224 | report_evil_fh(gv, io, PL_op->op_type); |
b5fe5ca2 | 1225 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e | 1226 | RETPUSHUNDEF; |
90133b69 | 1227 | } |
bbce6d69 | 1228 | TAINT; |
a0d0e21e | 1229 | sv_setpv(TARG, " "); |
9bc64814 | 1230 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
7d59b7e4 NIS |
1231 | if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { |
1232 | /* Find out how many bytes the char needs */ | |
1233 | Size_t len = UTF8SKIP(SvPVX(TARG)); | |
1234 | if (len > 1) { | |
1235 | SvGROW(TARG,len+1); | |
1236 | len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); | |
1237 | SvCUR_set(TARG,1+len); | |
1238 | } | |
1239 | SvUTF8_on(TARG); | |
1240 | } | |
a0d0e21e LW |
1241 | PUSHTARG; |
1242 | RETURN; | |
1243 | } | |
1244 | ||
1245 | PP(pp_read) | |
1246 | { | |
cea2e8a9 | 1247 | return pp_sysread(); |
a0d0e21e LW |
1248 | } |
1249 | ||
76e3520e | 1250 | STATIC OP * |
cea2e8a9 | 1251 | S_doform(pTHX_ CV *cv, GV *gv, OP *retop) |
a0d0e21e | 1252 | { |
c09156bb | 1253 | register PERL_CONTEXT *cx; |
54310121 | 1254 | I32 gimme = GIMME_V; |
a0d0e21e LW |
1255 | |
1256 | ENTER; | |
1257 | SAVETMPS; | |
1258 | ||
146174a9 | 1259 | PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp); |
a0d0e21e | 1260 | PUSHFORMAT(cx); |
f39bc417 | 1261 | cx->blk_sub.retop = retop; |
dd2155a4 | 1262 | PAD_SET_CUR(CvPADLIST(cv), 1); |
a0d0e21e | 1263 | |
4633a7c4 | 1264 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
1265 | return CvSTART(cv); |
1266 | } | |
1267 | ||
1268 | PP(pp_enterwrite) | |
1269 | { | |
39644a26 | 1270 | dSP; |
a0d0e21e LW |
1271 | register GV *gv; |
1272 | register IO *io; | |
1273 | GV *fgv; | |
1274 | CV *cv; | |
1275 | ||
1276 | if (MAXARG == 0) | |
3280af22 | 1277 | gv = PL_defoutgv; |
a0d0e21e LW |
1278 | else { |
1279 | gv = (GV*)POPs; | |
1280 | if (!gv) | |
3280af22 | 1281 | gv = PL_defoutgv; |
a0d0e21e LW |
1282 | } |
1283 | EXTEND(SP, 1); | |
1284 | io = GvIO(gv); | |
1285 | if (!io) { | |
1286 | RETPUSHNO; | |
1287 | } | |
1288 | if (IoFMT_GV(io)) | |
1289 | fgv = IoFMT_GV(io); | |
1290 | else | |
1291 | fgv = gv; | |
1292 | ||
1293 | cv = GvFORM(fgv); | |
a0d0e21e | 1294 | if (!cv) { |
2dd78f96 | 1295 | char *name = NULL; |
a0d0e21e | 1296 | if (fgv) { |
748a9306 | 1297 | SV *tmpsv = sv_newmortal(); |
43693395 | 1298 | gv_efullname4(tmpsv, fgv, Nullch, FALSE); |
2dd78f96 | 1299 | name = SvPV_nolen(tmpsv); |
a0d0e21e | 1300 | } |
2dd78f96 JH |
1301 | if (name && *name) |
1302 | DIE(aTHX_ "Undefined format \"%s\" called", name); | |
cea2e8a9 | 1303 | DIE(aTHX_ "Not a format reference"); |
a0d0e21e | 1304 | } |
44a8e56a | 1305 | if (CvCLONE(cv)) |
1306 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
a0d0e21e | 1307 | |
44a8e56a | 1308 | IoFLAGS(io) &= ~IOf_DIDTOP; |
533c011a | 1309 | return doform(cv,gv,PL_op->op_next); |
a0d0e21e LW |
1310 | } |
1311 | ||
1312 | PP(pp_leavewrite) | |
1313 | { | |
39644a26 | 1314 | dSP; |
a0d0e21e LW |
1315 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; |
1316 | register IO *io = GvIOp(gv); | |
760ac839 LW |
1317 | PerlIO *ofp = IoOFP(io); |
1318 | PerlIO *fp; | |
a0d0e21e LW |
1319 | SV **newsp; |
1320 | I32 gimme; | |
c09156bb | 1321 | register PERL_CONTEXT *cx; |
a0d0e21e | 1322 | |
760ac839 | 1323 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
3280af22 | 1324 | (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); |
7ef822cd JH |
1325 | if (!io || !ofp) |
1326 | goto forget_top; | |
3280af22 NIS |
1327 | if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && |
1328 | PL_formtarget != PL_toptarget) | |
a0d0e21e | 1329 | { |
4633a7c4 LW |
1330 | GV *fgv; |
1331 | CV *cv; | |
a0d0e21e LW |
1332 | if (!IoTOP_GV(io)) { |
1333 | GV *topgv; | |
46fc3d4c | 1334 | SV *topname; |
a0d0e21e LW |
1335 | |
1336 | if (!IoTOP_NAME(io)) { | |
1337 | if (!IoFMT_NAME(io)) | |
1338 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
0bd0581c | 1339 | topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", GvNAME(gv))); |
46fc3d4c | 1340 | topgv = gv_fetchpv(SvPVX(topname), FALSE, SVt_PVFM); |
748a9306 | 1341 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e | 1342 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
46fc3d4c | 1343 | IoTOP_NAME(io) = savepv(SvPVX(topname)); |
a0d0e21e LW |
1344 | else |
1345 | IoTOP_NAME(io) = savepv("top"); | |
1346 | } | |
1347 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
1348 | if (!topgv || !GvFORM(topgv)) { | |
1349 | IoLINES_LEFT(io) = 100000000; | |
1350 | goto forget_top; | |
1351 | } | |
1352 | IoTOP_GV(io) = topgv; | |
1353 | } | |
748a9306 LW |
1354 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
1355 | I32 lines = IoLINES_LEFT(io); | |
3280af22 | 1356 | char *s = SvPVX(PL_formtarget); |
8e07c86e AD |
1357 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
1358 | goto forget_top; | |
748a9306 LW |
1359 | while (lines-- > 0) { |
1360 | s = strchr(s, '\n'); | |
1361 | if (!s) | |
1362 | break; | |
1363 | s++; | |
1364 | } | |
1365 | if (s) { | |
d75029d0 NIS |
1366 | STRLEN save = SvCUR(PL_formtarget); |
1367 | SvCUR_set(PL_formtarget, s - SvPVX(PL_formtarget)); | |
1368 | do_print(PL_formtarget, ofp); | |
1369 | SvCUR_set(PL_formtarget, save); | |
3280af22 NIS |
1370 | sv_chop(PL_formtarget, s); |
1371 | FmLINES(PL_formtarget) -= IoLINES_LEFT(io); | |
748a9306 LW |
1372 | } |
1373 | } | |
a0d0e21e | 1374 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
d75029d0 | 1375 | do_print(PL_formfeed, ofp); |
a0d0e21e LW |
1376 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
1377 | IoPAGE(io)++; | |
3280af22 | 1378 | PL_formtarget = PL_toptarget; |
748a9306 | 1379 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
1380 | fgv = IoTOP_GV(io); |
1381 | if (!fgv) | |
cea2e8a9 | 1382 | DIE(aTHX_ "bad top format reference"); |
4633a7c4 | 1383 | cv = GvFORM(fgv); |
2dd78f96 JH |
1384 | { |
1385 | char *name = NULL; | |
1386 | if (!cv) { | |
1387 | SV *sv = sv_newmortal(); | |
1388 | gv_efullname4(sv, fgv, Nullch, FALSE); | |
1389 | name = SvPV_nolen(sv); | |
1390 | } | |
1391 | if (name && *name) | |
1392 | DIE(aTHX_ "Undefined top format \"%s\" called",name); | |
1393 | /* why no: | |
1394 | else | |
1395 | DIE(aTHX_ "Undefined top format called"); | |
1396 | ?*/ | |
4633a7c4 | 1397 | } |
44a8e56a | 1398 | if (CvCLONE(cv)) |
1399 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
533c011a | 1400 | return doform(cv,gv,PL_op); |
a0d0e21e LW |
1401 | } |
1402 | ||
1403 | forget_top: | |
3280af22 | 1404 | POPBLOCK(cx,PL_curpm); |
a0d0e21e LW |
1405 | POPFORMAT(cx); |
1406 | LEAVE; | |
1407 | ||
1408 | fp = IoOFP(io); | |
1409 | if (!fp) { | |
599cee73 | 1410 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1411 | if (IoIFP(io)) |
1412 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1413 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1414 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1415 | } |
3280af22 | 1416 | PUSHs(&PL_sv_no); |
a0d0e21e LW |
1417 | } |
1418 | else { | |
3280af22 | 1419 | if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) { |
599cee73 | 1420 | if (ckWARN(WARN_IO)) |
9014280d | 1421 | Perl_warner(aTHX_ packWARN(WARN_IO), "page overflow"); |
a0d0e21e | 1422 | } |
d75029d0 | 1423 | if (!do_print(PL_formtarget, fp)) |
3280af22 | 1424 | PUSHs(&PL_sv_no); |
a0d0e21e | 1425 | else { |
3280af22 NIS |
1426 | FmLINES(PL_formtarget) = 0; |
1427 | SvCUR_set(PL_formtarget, 0); | |
1428 | *SvEND(PL_formtarget) = '\0'; | |
a0d0e21e | 1429 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1430 | (void)PerlIO_flush(fp); |
3280af22 | 1431 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1432 | } |
1433 | } | |
9cbac4c7 | 1434 | /* bad_ofp: */ |
3280af22 | 1435 | PL_formtarget = PL_bodytarget; |
a0d0e21e | 1436 | PUTBACK; |
f39bc417 | 1437 | return cx->blk_sub.retop; |
a0d0e21e LW |
1438 | } |
1439 | ||
1440 | PP(pp_prtf) | |
1441 | { | |
39644a26 | 1442 | dSP; dMARK; dORIGMARK; |
a0d0e21e LW |
1443 | GV *gv; |
1444 | IO *io; | |
760ac839 | 1445 | PerlIO *fp; |
26db47c4 | 1446 | SV *sv; |
46fc3d4c | 1447 | MAGIC *mg; |
a0d0e21e | 1448 | |
533c011a | 1449 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e LW |
1450 | gv = (GV*)*++MARK; |
1451 | else | |
3280af22 | 1452 | gv = PL_defoutgv; |
46fc3d4c | 1453 | |
5b468f54 AMS |
1454 | if (gv && (io = GvIO(gv)) |
1455 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1456 | { | |
46fc3d4c | 1457 | if (MARK == ORIGMARK) { |
4352c267 | 1458 | MEXTEND(SP, 1); |
46fc3d4c | 1459 | ++MARK; |
1460 | Move(MARK, MARK + 1, (SP - MARK) + 1, SV*); | |
1461 | ++SP; | |
1462 | } | |
1463 | PUSHMARK(MARK - 1); | |
5b468f54 | 1464 | *MARK = SvTIED_obj((SV*)io, mg); |
46fc3d4c | 1465 | PUTBACK; |
1466 | ENTER; | |
864dbfa3 | 1467 | call_method("PRINTF", G_SCALAR); |
46fc3d4c | 1468 | LEAVE; |
1469 | SPAGAIN; | |
1470 | MARK = ORIGMARK + 1; | |
1471 | *MARK = *SP; | |
1472 | SP = MARK; | |
1473 | RETURN; | |
1474 | } | |
1475 | ||
26db47c4 | 1476 | sv = NEWSV(0,0); |
a0d0e21e | 1477 | if (!(io = GvIO(gv))) { |
2dd78f96 JH |
1478 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
1479 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 1480 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
1481 | goto just_say_no; |
1482 | } | |
1483 | else if (!(fp = IoOFP(io))) { | |
599cee73 | 1484 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1485 | if (IoIFP(io)) |
1486 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1487 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1488 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1489 | } |
93189314 | 1490 | SETERRNO(EBADF,IoIFP(io)?RMS_FAC:RMS_IFI); |
a0d0e21e LW |
1491 | goto just_say_no; |
1492 | } | |
1493 | else { | |
1494 | do_sprintf(sv, SP - MARK, MARK + 1); | |
1495 | if (!do_print(sv, fp)) | |
1496 | goto just_say_no; | |
1497 | ||
1498 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1499 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1500 | goto just_say_no; |
1501 | } | |
1502 | SvREFCNT_dec(sv); | |
1503 | SP = ORIGMARK; | |
3280af22 | 1504 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1505 | RETURN; |
1506 | ||
1507 | just_say_no: | |
1508 | SvREFCNT_dec(sv); | |
1509 | SP = ORIGMARK; | |
3280af22 | 1510 | PUSHs(&PL_sv_undef); |
a0d0e21e LW |
1511 | RETURN; |
1512 | } | |
1513 | ||
c07a80fd | 1514 | PP(pp_sysopen) |
1515 | { | |
39644a26 | 1516 | dSP; |
c07a80fd | 1517 | GV *gv; |
c07a80fd | 1518 | SV *sv; |
1519 | char *tmps; | |
1520 | STRLEN len; | |
1521 | int mode, perm; | |
1522 | ||
1523 | if (MAXARG > 3) | |
1524 | perm = POPi; | |
1525 | else | |
1526 | perm = 0666; | |
1527 | mode = POPi; | |
1528 | sv = POPs; | |
1529 | gv = (GV *)POPs; | |
1530 | ||
4592e6ca NIS |
1531 | /* Need TIEHANDLE method ? */ |
1532 | ||
c07a80fd | 1533 | tmps = SvPV(sv, len); |
1534 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1535 | IoLINES(GvIOp(gv)) = 0; | |
3280af22 | 1536 | PUSHs(&PL_sv_yes); |
c07a80fd | 1537 | } |
1538 | else { | |
3280af22 | 1539 | PUSHs(&PL_sv_undef); |
c07a80fd | 1540 | } |
1541 | RETURN; | |
1542 | } | |
1543 | ||
a0d0e21e LW |
1544 | PP(pp_sysread) |
1545 | { | |
39644a26 | 1546 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1547 | int offset; |
1548 | GV *gv; | |
1549 | IO *io; | |
1550 | char *buffer; | |
5b54f415 | 1551 | SSize_t length; |
eb5c063a | 1552 | SSize_t count; |
1e422769 | 1553 | Sock_size_t bufsize; |
748a9306 | 1554 | SV *bufsv; |
a0d0e21e | 1555 | STRLEN blen; |
2ae324a7 | 1556 | MAGIC *mg; |
eb5c063a NIS |
1557 | int fp_utf8; |
1558 | Size_t got = 0; | |
1559 | Size_t wanted; | |
1d636c13 | 1560 | bool charstart = FALSE; |
87330c3c JH |
1561 | STRLEN charskip = 0; |
1562 | STRLEN skip = 0; | |
a0d0e21e LW |
1563 | |
1564 | gv = (GV*)*++MARK; | |
5b468f54 AMS |
1565 | if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) |
1566 | && gv && (io = GvIO(gv)) | |
1567 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
137443ea | 1568 | { |
2ae324a7 | 1569 | SV *sv; |
1570 | ||
1571 | PUSHMARK(MARK-1); | |
5b468f54 | 1572 | *MARK = SvTIED_obj((SV*)io, mg); |
2ae324a7 | 1573 | ENTER; |
864dbfa3 | 1574 | call_method("READ", G_SCALAR); |
2ae324a7 | 1575 | LEAVE; |
1576 | SPAGAIN; | |
1577 | sv = POPs; | |
1578 | SP = ORIGMARK; | |
1579 | PUSHs(sv); | |
1580 | RETURN; | |
1581 | } | |
1582 | ||
a0d0e21e LW |
1583 | if (!gv) |
1584 | goto say_undef; | |
748a9306 | 1585 | bufsv = *++MARK; |
ff68c719 | 1586 | if (! SvOK(bufsv)) |
1587 | sv_setpvn(bufsv, "", 0); | |
a0d0e21e | 1588 | length = SvIVx(*++MARK); |
748a9306 | 1589 | SETERRNO(0,0); |
a0d0e21e LW |
1590 | if (MARK < SP) |
1591 | offset = SvIVx(*++MARK); | |
1592 | else | |
1593 | offset = 0; | |
1594 | io = GvIO(gv); | |
b5fe5ca2 SR |
1595 | if (!io || !IoIFP(io)) { |
1596 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
1597 | report_evil_fh(gv, io, PL_op->op_type); | |
1598 | SETERRNO(EBADF,RMS_IFI); | |
a0d0e21e | 1599 | goto say_undef; |
b5fe5ca2 | 1600 | } |
0064a8a9 | 1601 | if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { |
7d59b7e4 | 1602 | buffer = SvPVutf8_force(bufsv, blen); |
1e54db1a | 1603 | /* UTF-8 may not have been set if they are all low bytes */ |
eb5c063a | 1604 | SvUTF8_on(bufsv); |
7d59b7e4 NIS |
1605 | } |
1606 | else { | |
1607 | buffer = SvPV_force(bufsv, blen); | |
1608 | } | |
1609 | if (length < 0) | |
1610 | DIE(aTHX_ "Negative length"); | |
eb5c063a | 1611 | wanted = length; |
7d59b7e4 | 1612 | |
d0965105 JH |
1613 | charstart = TRUE; |
1614 | charskip = 0; | |
87330c3c | 1615 | skip = 0; |
d0965105 | 1616 | |
a0d0e21e | 1617 | #ifdef HAS_SOCKET |
533c011a | 1618 | if (PL_op->op_type == OP_RECV) { |
46fc3d4c | 1619 | char namebuf[MAXPATHLEN]; |
17a8c7ba | 1620 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) |
490ab354 JH |
1621 | bufsize = sizeof (struct sockaddr_in); |
1622 | #else | |
46fc3d4c | 1623 | bufsize = sizeof namebuf; |
490ab354 | 1624 | #endif |
abf95952 IZ |
1625 | #ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ |
1626 | if (bufsize >= 256) | |
1627 | bufsize = 255; | |
1628 | #endif | |
eb160463 | 1629 | buffer = SvGROW(bufsv, (STRLEN)(length+1)); |
bbce6d69 | 1630 | /* 'offset' means 'flags' here */ |
eb5c063a | 1631 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
46fc3d4c | 1632 | (struct sockaddr *)namebuf, &bufsize); |
eb5c063a | 1633 | if (count < 0) |
a0d0e21e | 1634 | RETPUSHUNDEF; |
4107cc59 OF |
1635 | #ifdef EPOC |
1636 | /* Bogus return without padding */ | |
1637 | bufsize = sizeof (struct sockaddr_in); | |
1638 | #endif | |
eb5c063a | 1639 | SvCUR_set(bufsv, count); |
748a9306 LW |
1640 | *SvEND(bufsv) = '\0'; |
1641 | (void)SvPOK_only(bufsv); | |
eb5c063a NIS |
1642 | if (fp_utf8) |
1643 | SvUTF8_on(bufsv); | |
748a9306 | 1644 | SvSETMAGIC(bufsv); |
aac0dd9a | 1645 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1646 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1647 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1648 | SP = ORIGMARK; |
46fc3d4c | 1649 | sv_setpvn(TARG, namebuf, bufsize); |
a0d0e21e LW |
1650 | PUSHs(TARG); |
1651 | RETURN; | |
1652 | } | |
1653 | #else | |
911d147d | 1654 | if (PL_op->op_type == OP_RECV) |
cea2e8a9 | 1655 | DIE(aTHX_ PL_no_sock_func, "recv"); |
a0d0e21e | 1656 | #endif |
eb5c063a NIS |
1657 | if (DO_UTF8(bufsv)) { |
1658 | /* offset adjust in characters not bytes */ | |
1659 | blen = sv_len_utf8(bufsv); | |
7d59b7e4 | 1660 | } |
bbce6d69 | 1661 | if (offset < 0) { |
eb160463 | 1662 | if (-offset > (int)blen) |
cea2e8a9 | 1663 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1664 | offset += blen; |
1665 | } | |
eb5c063a NIS |
1666 | if (DO_UTF8(bufsv)) { |
1667 | /* convert offset-as-chars to offset-as-bytes */ | |
6960c29a CH |
1668 | if (offset >= (int)blen) |
1669 | offset += SvCUR(bufsv) - blen; | |
1670 | else | |
1671 | offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; | |
eb5c063a NIS |
1672 | } |
1673 | more_bytes: | |
cd52b7b2 | 1674 | bufsize = SvCUR(bufsv); |
eb160463 | 1675 | buffer = SvGROW(bufsv, (STRLEN)(length+offset+1)); |
cd52b7b2 | 1676 | if (offset > bufsize) { /* Zero any newly allocated space */ |
1677 | Zero(buffer+bufsize, offset-bufsize, char); | |
1678 | } | |
eb5c063a NIS |
1679 | buffer = buffer + offset; |
1680 | ||
533c011a | 1681 | if (PL_op->op_type == OP_SYSREAD) { |
a7092146 | 1682 | #ifdef PERL_SOCK_SYSREAD_IS_RECV |
50952442 | 1683 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
eb5c063a NIS |
1684 | count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), |
1685 | buffer, length, 0); | |
a7092146 GS |
1686 | } |
1687 | else | |
1688 | #endif | |
1689 | { | |
eb5c063a NIS |
1690 | count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), |
1691 | buffer, length); | |
a7092146 | 1692 | } |
a0d0e21e LW |
1693 | } |
1694 | else | |
1695 | #ifdef HAS_SOCKET__bad_code_maybe | |
50952442 | 1696 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
46fc3d4c | 1697 | char namebuf[MAXPATHLEN]; |
490ab354 JH |
1698 | #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) |
1699 | bufsize = sizeof (struct sockaddr_in); | |
1700 | #else | |
46fc3d4c | 1701 | bufsize = sizeof namebuf; |
490ab354 | 1702 | #endif |
eb5c063a | 1703 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, |
46fc3d4c | 1704 | (struct sockaddr *)namebuf, &bufsize); |
a0d0e21e LW |
1705 | } |
1706 | else | |
1707 | #endif | |
3b02c43c | 1708 | { |
eb5c063a NIS |
1709 | count = PerlIO_read(IoIFP(io), buffer, length); |
1710 | /* PerlIO_read() - like fread() returns 0 on both error and EOF */ | |
1711 | if (count == 0 && PerlIO_error(IoIFP(io))) | |
1712 | count = -1; | |
3b02c43c | 1713 | } |
eb5c063a | 1714 | if (count < 0) { |
a00b5bd3 | 1715 | if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) |
6e6ef6b2 | 1716 | report_evil_fh(gv, io, OP_phoney_OUTPUT_ONLY); |
a0d0e21e | 1717 | goto say_undef; |
af8c498a | 1718 | } |
eb5c063a | 1719 | SvCUR_set(bufsv, count+(buffer - SvPVX(bufsv))); |
748a9306 LW |
1720 | *SvEND(bufsv) = '\0'; |
1721 | (void)SvPOK_only(bufsv); | |
0064a8a9 | 1722 | if (fp_utf8 && !IN_BYTES) { |
eb5c063a NIS |
1723 | /* Look at utf8 we got back and count the characters */ |
1724 | char *bend = buffer + count; | |
1725 | while (buffer < bend) { | |
d0965105 JH |
1726 | if (charstart) { |
1727 | skip = UTF8SKIP(buffer); | |
1728 | charskip = 0; | |
1729 | } | |
1730 | if (buffer - charskip + skip > bend) { | |
eb5c063a NIS |
1731 | /* partial character - try for rest of it */ |
1732 | length = skip - (bend-buffer); | |
1733 | offset = bend - SvPVX(bufsv); | |
d0965105 JH |
1734 | charstart = FALSE; |
1735 | charskip += count; | |
eb5c063a NIS |
1736 | goto more_bytes; |
1737 | } | |
1738 | else { | |
1739 | got++; | |
1740 | buffer += skip; | |
d0965105 JH |
1741 | charstart = TRUE; |
1742 | charskip = 0; | |
eb5c063a NIS |
1743 | } |
1744 | } | |
1745 | /* If we have not 'got' the number of _characters_ we 'wanted' get some more | |
1746 | provided amount read (count) was what was requested (length) | |
1747 | */ | |
1748 | if (got < wanted && count == length) { | |
d0965105 | 1749 | length = wanted - got; |
eb5c063a NIS |
1750 | offset = bend - SvPVX(bufsv); |
1751 | goto more_bytes; | |
1752 | } | |
1753 | /* return value is character count */ | |
1754 | count = got; | |
1755 | SvUTF8_on(bufsv); | |
1756 | } | |
748a9306 | 1757 | SvSETMAGIC(bufsv); |
aac0dd9a | 1758 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1759 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1760 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1761 | SP = ORIGMARK; |
eb5c063a | 1762 | PUSHi(count); |
a0d0e21e LW |
1763 | RETURN; |
1764 | ||
1765 | say_undef: | |
1766 | SP = ORIGMARK; | |
1767 | RETPUSHUNDEF; | |
1768 | } | |
1769 | ||
1770 | PP(pp_syswrite) | |
1771 | { | |
39644a26 | 1772 | dSP; |
092bebab JH |
1773 | int items = (SP - PL_stack_base) - TOPMARK; |
1774 | if (items == 2) { | |
9f089d78 | 1775 | SV *sv; |
092bebab | 1776 | EXTEND(SP, 1); |
9f089d78 SB |
1777 | sv = sv_2mortal(newSViv(sv_len(*SP))); |
1778 | PUSHs(sv); | |
092bebab JH |
1779 | PUTBACK; |
1780 | } | |
cea2e8a9 | 1781 | return pp_send(); |
a0d0e21e LW |
1782 | } |
1783 | ||
1784 | PP(pp_send) | |
1785 | { | |
39644a26 | 1786 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1787 | GV *gv; |
1788 | IO *io; | |
748a9306 | 1789 | SV *bufsv; |
a0d0e21e | 1790 | char *buffer; |
8c99d73e GS |
1791 | Size_t length; |
1792 | SSize_t retval; | |
a0d0e21e | 1793 | STRLEN blen; |
1d603a67 | 1794 | MAGIC *mg; |
a0d0e21e LW |
1795 | |
1796 | gv = (GV*)*++MARK; | |
14befaf4 | 1797 | if (PL_op->op_type == OP_SYSWRITE |
5b468f54 AMS |
1798 | && gv && (io = GvIO(gv)) |
1799 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
14befaf4 | 1800 | { |
1d603a67 GB |
1801 | SV *sv; |
1802 | ||
1803 | PUSHMARK(MARK-1); | |
5b468f54 | 1804 | *MARK = SvTIED_obj((SV*)io, mg); |
1d603a67 | 1805 | ENTER; |
864dbfa3 | 1806 | call_method("WRITE", G_SCALAR); |
1d603a67 GB |
1807 | LEAVE; |
1808 | SPAGAIN; | |
1809 | sv = POPs; | |
1810 | SP = ORIGMARK; | |
1811 | PUSHs(sv); | |
1812 | RETURN; | |
1813 | } | |
a0d0e21e LW |
1814 | if (!gv) |
1815 | goto say_undef; | |
748a9306 | 1816 | bufsv = *++MARK; |
8c99d73e | 1817 | #if Size_t_size > IVSIZE |
3c001241 | 1818 | length = (Size_t)SvNVx(*++MARK); |
146174a9 | 1819 | #else |
3c001241 | 1820 | length = (Size_t)SvIVx(*++MARK); |
146174a9 | 1821 | #endif |
3c001241 | 1822 | if ((SSize_t)length < 0) |
cea2e8a9 | 1823 | DIE(aTHX_ "Negative length"); |
748a9306 | 1824 | SETERRNO(0,0); |
a0d0e21e LW |
1825 | io = GvIO(gv); |
1826 | if (!io || !IoIFP(io)) { | |
8c99d73e | 1827 | retval = -1; |
bc37a18f RG |
1828 | if (ckWARN(WARN_CLOSED)) |
1829 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 1830 | SETERRNO(EBADF,RMS_IFI); |
7d59b7e4 NIS |
1831 | goto say_undef; |
1832 | } | |
1833 | ||
1834 | if (PerlIO_isutf8(IoIFP(io))) { | |
6aa2f6a7 NC |
1835 | if (!SvUTF8(bufsv)) { |
1836 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1837 | buffer = sv_2pvutf8(bufsv, &blen); | |
1838 | } else | |
1839 | buffer = SvPV(bufsv, blen); | |
a0d0e21e | 1840 | } |
7d59b7e4 | 1841 | else { |
4de5f5ca JH |
1842 | if (DO_UTF8(bufsv)) { |
1843 | /* Not modifying source SV, so making a temporary copy. */ | |
1844 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1845 | sv_utf8_downgrade(bufsv, FALSE); | |
1846 | } | |
1847 | buffer = SvPV(bufsv, blen); | |
7d59b7e4 NIS |
1848 | } |
1849 | ||
1850 | if (PL_op->op_type == OP_SYSWRITE) { | |
1851 | IV offset; | |
1852 | if (DO_UTF8(bufsv)) { | |
1853 | /* length and offset are in chars */ | |
1854 | blen = sv_len_utf8(bufsv); | |
1855 | } | |
bbce6d69 | 1856 | if (MARK < SP) { |
a0d0e21e | 1857 | offset = SvIVx(*++MARK); |
bbce6d69 | 1858 | if (offset < 0) { |
eb160463 | 1859 | if (-offset > (IV)blen) |
cea2e8a9 | 1860 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1861 | offset += blen; |
eb160463 | 1862 | } else if (offset >= (IV)blen && blen > 0) |
cea2e8a9 | 1863 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1864 | } else |
a0d0e21e LW |
1865 | offset = 0; |
1866 | if (length > blen - offset) | |
1867 | length = blen - offset; | |
7d59b7e4 | 1868 | if (DO_UTF8(bufsv)) { |
c8d31a35 | 1869 | buffer = (char*)utf8_hop((U8 *)buffer, offset); |
7d59b7e4 NIS |
1870 | length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; |
1871 | } | |
1872 | else { | |
1873 | buffer = buffer+offset; | |
1874 | } | |
a7092146 | 1875 | #ifdef PERL_SOCK_SYSWRITE_IS_SEND |
50952442 | 1876 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
8c99d73e | 1877 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1878 | buffer, length, 0); |
a7092146 GS |
1879 | } |
1880 | else | |
1881 | #endif | |
1882 | { | |
94e4c244 | 1883 | /* See the note at doio.c:do_print about filesize limits. --jhi */ |
8c99d73e | 1884 | retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1885 | buffer, length); |
a7092146 | 1886 | } |
a0d0e21e LW |
1887 | } |
1888 | #ifdef HAS_SOCKET | |
1889 | else if (SP > MARK) { | |
1890 | char *sockbuf; | |
1891 | STRLEN mlen; | |
1892 | sockbuf = SvPVx(*++MARK, mlen); | |
7d59b7e4 | 1893 | /* length is really flags */ |
8c99d73e GS |
1894 | retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, |
1895 | length, (struct sockaddr *)sockbuf, mlen); | |
a0d0e21e LW |
1896 | } |
1897 | else | |
7d59b7e4 | 1898 | /* length is really flags */ |
8c99d73e | 1899 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1900 | #else |
1901 | else | |
cea2e8a9 | 1902 | DIE(aTHX_ PL_no_sock_func, "send"); |
a0d0e21e | 1903 | #endif |
8c99d73e | 1904 | if (retval < 0) |
a0d0e21e LW |
1905 | goto say_undef; |
1906 | SP = ORIGMARK; | |
f36eea10 JH |
1907 | if (DO_UTF8(bufsv)) |
1908 | retval = utf8_length((U8*)buffer, (U8*)buffer + retval); | |
8c99d73e GS |
1909 | #if Size_t_size > IVSIZE |
1910 | PUSHn(retval); | |
1911 | #else | |
1912 | PUSHi(retval); | |
1913 | #endif | |
a0d0e21e LW |
1914 | RETURN; |
1915 | ||
1916 | say_undef: | |
1917 | SP = ORIGMARK; | |
1918 | RETPUSHUNDEF; | |
1919 | } | |
1920 | ||
1921 | PP(pp_recv) | |
1922 | { | |
cea2e8a9 | 1923 | return pp_sysread(); |
a0d0e21e LW |
1924 | } |
1925 | ||
1926 | PP(pp_eof) | |
1927 | { | |
39644a26 | 1928 | dSP; |
a0d0e21e | 1929 | GV *gv; |
5b468f54 | 1930 | IO *io; |
4592e6ca | 1931 | MAGIC *mg; |
a0d0e21e | 1932 | |
32da55ab | 1933 | if (MAXARG == 0) { |
146174a9 CB |
1934 | if (PL_op->op_flags & OPf_SPECIAL) { /* eof() */ |
1935 | IO *io; | |
ed2c6b9b | 1936 | gv = PL_last_in_gv = GvEGV(PL_argvgv); |
146174a9 CB |
1937 | io = GvIO(gv); |
1938 | if (io && !IoIFP(io)) { | |
1939 | if ((IoFLAGS(io) & IOf_START) && av_len(GvAVn(gv)) < 0) { | |
1940 | IoLINES(io) = 0; | |
1941 | IoFLAGS(io) &= ~IOf_START; | |
1942 | do_open(gv, "-", 1, FALSE, O_RDONLY, 0, Nullfp); | |
1943 | sv_setpvn(GvSV(gv), "-", 1); | |
1944 | SvSETMAGIC(GvSV(gv)); | |
1945 | } | |
1946 | else if (!nextargv(gv)) | |
1947 | RETPUSHYES; | |
1948 | } | |
1949 | } | |
1950 | else | |
1951 | gv = PL_last_in_gv; /* eof */ | |
1952 | } | |
a0d0e21e | 1953 | else |
146174a9 | 1954 | gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */ |
4592e6ca | 1955 | |
5b468f54 AMS |
1956 | if (gv && (io = GvIO(gv)) |
1957 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1958 | { | |
4592e6ca | 1959 | PUSHMARK(SP); |
5b468f54 | 1960 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1961 | PUTBACK; |
1962 | ENTER; | |
864dbfa3 | 1963 | call_method("EOF", G_SCALAR); |
4592e6ca NIS |
1964 | LEAVE; |
1965 | SPAGAIN; | |
1966 | RETURN; | |
1967 | } | |
1968 | ||
54310121 | 1969 | PUSHs(boolSV(!gv || do_eof(gv))); |
a0d0e21e LW |
1970 | RETURN; |
1971 | } | |
1972 | ||
1973 | PP(pp_tell) | |
1974 | { | |
39644a26 | 1975 | dSP; dTARGET; |
301e8125 | 1976 | GV *gv; |
5b468f54 | 1977 | IO *io; |
4592e6ca | 1978 | MAGIC *mg; |
a0d0e21e | 1979 | |
32da55ab | 1980 | if (MAXARG == 0) |
3280af22 | 1981 | gv = PL_last_in_gv; |
a0d0e21e | 1982 | else |
3280af22 | 1983 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 1984 | |
5b468f54 AMS |
1985 | if (gv && (io = GvIO(gv)) |
1986 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1987 | { | |
4592e6ca | 1988 | PUSHMARK(SP); |
5b468f54 | 1989 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1990 | PUTBACK; |
1991 | ENTER; | |
864dbfa3 | 1992 | call_method("TELL", G_SCALAR); |
4592e6ca NIS |
1993 | LEAVE; |
1994 | SPAGAIN; | |
1995 | RETURN; | |
1996 | } | |
1997 | ||
146174a9 CB |
1998 | #if LSEEKSIZE > IVSIZE |
1999 | PUSHn( do_tell(gv) ); | |
2000 | #else | |
a0d0e21e | 2001 | PUSHi( do_tell(gv) ); |
146174a9 | 2002 | #endif |
a0d0e21e LW |
2003 | RETURN; |
2004 | } | |
2005 | ||
2006 | PP(pp_seek) | |
2007 | { | |
cea2e8a9 | 2008 | return pp_sysseek(); |
137443ea | 2009 | } |
2010 | ||
2011 | PP(pp_sysseek) | |
2012 | { | |
39644a26 | 2013 | dSP; |
a0d0e21e | 2014 | GV *gv; |
5b468f54 | 2015 | IO *io; |
a0d0e21e | 2016 | int whence = POPi; |
146174a9 CB |
2017 | #if LSEEKSIZE > IVSIZE |
2018 | Off_t offset = (Off_t)SvNVx(POPs); | |
2019 | #else | |
d9b3e12d | 2020 | Off_t offset = (Off_t)SvIVx(POPs); |
146174a9 | 2021 | #endif |
4592e6ca | 2022 | MAGIC *mg; |
a0d0e21e | 2023 | |
3280af22 | 2024 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 2025 | |
5b468f54 AMS |
2026 | if (gv && (io = GvIO(gv)) |
2027 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
2028 | { | |
4592e6ca | 2029 | PUSHMARK(SP); |
5b468f54 | 2030 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
cb50131a CB |
2031 | #if LSEEKSIZE > IVSIZE |
2032 | XPUSHs(sv_2mortal(newSVnv((NV) offset))); | |
2033 | #else | |
b448e4fe | 2034 | XPUSHs(sv_2mortal(newSViv(offset))); |
cb50131a | 2035 | #endif |
b448e4fe | 2036 | XPUSHs(sv_2mortal(newSViv(whence))); |
4592e6ca NIS |
2037 | PUTBACK; |
2038 | ENTER; | |
864dbfa3 | 2039 | call_method("SEEK", G_SCALAR); |
4592e6ca NIS |
2040 | LEAVE; |
2041 | SPAGAIN; | |
2042 | RETURN; | |
2043 | } | |
2044 | ||
533c011a | 2045 | if (PL_op->op_type == OP_SEEK) |
8903cb82 | 2046 | PUSHs(boolSV(do_seek(gv, offset, whence))); |
2047 | else { | |
b448e4fe JH |
2048 | Off_t sought = do_sysseek(gv, offset, whence); |
2049 | if (sought < 0) | |
146174a9 CB |
2050 | PUSHs(&PL_sv_undef); |
2051 | else { | |
b448e4fe | 2052 | SV* sv = sought ? |
146174a9 | 2053 | #if LSEEKSIZE > IVSIZE |
b448e4fe | 2054 | newSVnv((NV)sought) |
146174a9 | 2055 | #else |
b448e4fe | 2056 | newSViv(sought) |
146174a9 CB |
2057 | #endif |
2058 | : newSVpvn(zero_but_true, ZBTLEN); | |
2059 | PUSHs(sv_2mortal(sv)); | |
2060 | } | |
8903cb82 | 2061 | } |
a0d0e21e LW |
2062 | RETURN; |
2063 | } | |
2064 | ||
2065 | PP(pp_truncate) | |
2066 | { | |
39644a26 | 2067 | dSP; |
8c99d73e GS |
2068 | /* There seems to be no consensus on the length type of truncate() |
2069 | * and ftruncate(), both off_t and size_t have supporters. In | |
2070 | * general one would think that when using large files, off_t is | |
2071 | * at least as wide as size_t, so using an off_t should be okay. */ | |
2072 | /* XXX Configure probe for the length type of *truncate() needed XXX */ | |
2073 | Off_t len; | |
a0d0e21e | 2074 | |
25342a55 | 2075 | #if Off_t_size > IVSIZE |
8c99d73e GS |
2076 | len = (Off_t)POPn; |
2077 | #else | |
2078 | len = (Off_t)POPi; | |
2079 | #endif | |
2080 | /* Checking for length < 0 is problematic as the type might or | |
301e8125 | 2081 | * might not be signed: if it is not, clever compilers will moan. */ |
8c99d73e | 2082 | /* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */ |
748a9306 | 2083 | SETERRNO(0,0); |
5d94fbed | 2084 | #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP) |
d05c1ba0 JH |
2085 | { |
2086 | STRLEN n_a; | |
2087 | int result = 1; | |
2088 | GV *tmpgv; | |
090bf15b SR |
2089 | IO *io; |
2090 | ||
d05c1ba0 JH |
2091 | if (PL_op->op_flags & OPf_SPECIAL) { |
2092 | tmpgv = gv_fetchpv(POPpx, FALSE, SVt_PVIO); | |
2093 | ||
090bf15b SR |
2094 | do_ftruncate_gv: |
2095 | if (!GvIO(tmpgv)) | |
2096 | result = 0; | |
d05c1ba0 | 2097 | else { |
090bf15b SR |
2098 | PerlIO *fp; |
2099 | io = GvIOp(tmpgv); | |
2100 | do_ftruncate_io: | |
2101 | TAINT_PROPER("truncate"); | |
2102 | if (!(fp = IoIFP(io))) { | |
2103 | result = 0; | |
2104 | } | |
2105 | else { | |
2106 | PerlIO_flush(fp); | |
cbdc8872 | 2107 | #ifdef HAS_TRUNCATE |
090bf15b | 2108 | if (ftruncate(PerlIO_fileno(fp), len) < 0) |
301e8125 | 2109 | #else |
090bf15b | 2110 | if (my_chsize(PerlIO_fileno(fp), len) < 0) |
cbdc8872 | 2111 | #endif |
090bf15b SR |
2112 | result = 0; |
2113 | } | |
d05c1ba0 | 2114 | } |
cbdc8872 | 2115 | } |
d05c1ba0 JH |
2116 | else { |
2117 | SV *sv = POPs; | |
2118 | char *name; | |
72f496dc | 2119 | |
d05c1ba0 JH |
2120 | if (SvTYPE(sv) == SVt_PVGV) { |
2121 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
090bf15b | 2122 | goto do_ftruncate_gv; |
d05c1ba0 JH |
2123 | } |
2124 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2125 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
090bf15b SR |
2126 | goto do_ftruncate_gv; |
2127 | } | |
2128 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVIO) { | |
2129 | io = (IO*) SvRV(sv); /* *main::FRED{IO} for example */ | |
2130 | goto do_ftruncate_io; | |
d05c1ba0 | 2131 | } |
1e422769 | 2132 | |
d05c1ba0 JH |
2133 | name = SvPV(sv, n_a); |
2134 | TAINT_PROPER("truncate"); | |
cbdc8872 | 2135 | #ifdef HAS_TRUNCATE |
d05c1ba0 JH |
2136 | if (truncate(name, len) < 0) |
2137 | result = 0; | |
cbdc8872 | 2138 | #else |
d05c1ba0 JH |
2139 | { |
2140 | int tmpfd; | |
2141 | ||
2142 | if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) | |
cbdc8872 | 2143 | result = 0; |
d05c1ba0 JH |
2144 | else { |
2145 | if (my_chsize(tmpfd, len) < 0) | |
2146 | result = 0; | |
2147 | PerlLIO_close(tmpfd); | |
2148 | } | |
cbdc8872 | 2149 | } |
a0d0e21e | 2150 | #endif |
d05c1ba0 | 2151 | } |
a0d0e21e | 2152 | |
d05c1ba0 JH |
2153 | if (result) |
2154 | RETPUSHYES; | |
2155 | if (!errno) | |
93189314 | 2156 | SETERRNO(EBADF,RMS_IFI); |
d05c1ba0 JH |
2157 | RETPUSHUNDEF; |
2158 | } | |
a0d0e21e | 2159 | #else |
cea2e8a9 | 2160 | DIE(aTHX_ "truncate not implemented"); |
a0d0e21e LW |
2161 | #endif |
2162 | } | |
2163 | ||
2164 | PP(pp_fcntl) | |
2165 | { | |
cea2e8a9 | 2166 | return pp_ioctl(); |
a0d0e21e LW |
2167 | } |
2168 | ||
2169 | PP(pp_ioctl) | |
2170 | { | |
39644a26 | 2171 | dSP; dTARGET; |
748a9306 | 2172 | SV *argsv = POPs; |
3bb7c1b4 | 2173 | unsigned int func = POPu; |
533c011a | 2174 | int optype = PL_op->op_type; |
a0d0e21e | 2175 | char *s; |
324aa91a | 2176 | IV retval; |
a0d0e21e | 2177 | GV *gv = (GV*)POPs; |
c289d2f7 | 2178 | IO *io = gv ? GvIOn(gv) : 0; |
a0d0e21e | 2179 | |
748a9306 | 2180 | if (!io || !argsv || !IoIFP(io)) { |
c289d2f7 JH |
2181 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2182 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 2183 | SETERRNO(EBADF,RMS_IFI); /* well, sort of... */ |
a0d0e21e LW |
2184 | RETPUSHUNDEF; |
2185 | } | |
2186 | ||
748a9306 | 2187 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 2188 | STRLEN len; |
324aa91a | 2189 | STRLEN need; |
748a9306 | 2190 | s = SvPV_force(argsv, len); |
324aa91a HF |
2191 | need = IOCPARM_LEN(func); |
2192 | if (len < need) { | |
2193 | s = Sv_Grow(argsv, need + 1); | |
2194 | SvCUR_set(argsv, need); | |
a0d0e21e LW |
2195 | } |
2196 | ||
748a9306 | 2197 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
2198 | } |
2199 | else { | |
748a9306 | 2200 | retval = SvIV(argsv); |
c529f79d | 2201 | s = INT2PTR(char*,retval); /* ouch */ |
a0d0e21e LW |
2202 | } |
2203 | ||
2204 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
2205 | ||
2206 | if (optype == OP_IOCTL) | |
2207 | #ifdef HAS_IOCTL | |
76e3520e | 2208 | retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e | 2209 | #else |
cea2e8a9 | 2210 | DIE(aTHX_ "ioctl is not implemented"); |
a0d0e21e LW |
2211 | #endif |
2212 | else | |
c214f4ad WB |
2213 | #ifndef HAS_FCNTL |
2214 | DIE(aTHX_ "fcntl is not implemented"); | |
2215 | #else | |
55497cff | 2216 | #if defined(OS2) && defined(__EMX__) |
760ac839 | 2217 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 2218 | #else |
760ac839 | 2219 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
301e8125 | 2220 | #endif |
6652bd42 | 2221 | #endif |
a0d0e21e | 2222 | |
6652bd42 | 2223 | #if defined(HAS_IOCTL) || defined(HAS_FCNTL) |
748a9306 LW |
2224 | if (SvPOK(argsv)) { |
2225 | if (s[SvCUR(argsv)] != 17) | |
cea2e8a9 | 2226 | DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument", |
53e06cf0 | 2227 | OP_NAME(PL_op)); |
748a9306 LW |
2228 | s[SvCUR(argsv)] = 0; /* put our null back */ |
2229 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
2230 | } |
2231 | ||
2232 | if (retval == -1) | |
2233 | RETPUSHUNDEF; | |
2234 | if (retval != 0) { | |
2235 | PUSHi(retval); | |
2236 | } | |
2237 | else { | |
8903cb82 | 2238 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e | 2239 | } |
4808266b | 2240 | #endif |
c214f4ad | 2241 | RETURN; |
a0d0e21e LW |
2242 | } |
2243 | ||
2244 | PP(pp_flock) | |
2245 | { | |
9cad6237 | 2246 | #ifdef FLOCK |
39644a26 | 2247 | dSP; dTARGET; |
a0d0e21e LW |
2248 | I32 value; |
2249 | int argtype; | |
2250 | GV *gv; | |
bc37a18f | 2251 | IO *io = NULL; |
760ac839 | 2252 | PerlIO *fp; |
16d20bd9 | 2253 | |
a0d0e21e | 2254 | argtype = POPi; |
32da55ab | 2255 | if (MAXARG == 0) |
3280af22 | 2256 | gv = PL_last_in_gv; |
a0d0e21e LW |
2257 | else |
2258 | gv = (GV*)POPs; | |
bc37a18f RG |
2259 | if (gv && (io = GvIO(gv))) |
2260 | fp = IoIFP(io); | |
2261 | else { | |
a0d0e21e | 2262 | fp = Nullfp; |
bc37a18f RG |
2263 | io = NULL; |
2264 | } | |
a0d0e21e | 2265 | if (fp) { |
68dc0745 | 2266 | (void)PerlIO_flush(fp); |
76e3520e | 2267 | value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e | 2268 | } |
cb50131a | 2269 | else { |
bc37a18f RG |
2270 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2271 | report_evil_fh(gv, io, PL_op->op_type); | |
a0d0e21e | 2272 | value = 0; |
93189314 | 2273 | SETERRNO(EBADF,RMS_IFI); |
cb50131a | 2274 | } |
a0d0e21e LW |
2275 | PUSHi(value); |
2276 | RETURN; | |
2277 | #else | |
cea2e8a9 | 2278 | DIE(aTHX_ PL_no_func, "flock()"); |
a0d0e21e LW |
2279 | #endif |
2280 | } | |
2281 | ||
2282 | /* Sockets. */ | |
2283 | ||
2284 | PP(pp_socket) | |
2285 | { | |
a0d0e21e | 2286 | #ifdef HAS_SOCKET |
9cad6237 | 2287 | dSP; |
a0d0e21e LW |
2288 | GV *gv; |
2289 | register IO *io; | |
2290 | int protocol = POPi; | |
2291 | int type = POPi; | |
2292 | int domain = POPi; | |
2293 | int fd; | |
2294 | ||
2295 | gv = (GV*)POPs; | |
c289d2f7 | 2296 | io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2297 | |
c289d2f7 JH |
2298 | if (!gv || !io) { |
2299 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
2300 | report_evil_fh(gv, io, PL_op->op_type); | |
2301 | if (IoIFP(io)) | |
2302 | do_close(gv, FALSE); | |
93189314 | 2303 | SETERRNO(EBADF,LIB_INVARG); |
a0d0e21e LW |
2304 | RETPUSHUNDEF; |
2305 | } | |
2306 | ||
57171420 BS |
2307 | if (IoIFP(io)) |
2308 | do_close(gv, FALSE); | |
2309 | ||
a0d0e21e | 2310 | TAINT_PROPER("socket"); |
6ad3d225 | 2311 | fd = PerlSock_socket(domain, type, protocol); |
a0d0e21e LW |
2312 | if (fd < 0) |
2313 | RETPUSHUNDEF; | |
460c8493 IZ |
2314 | IoIFP(io) = PerlIO_fdopen(fd, "r"SOCKET_OPEN_MODE); /* stdio gets confused about sockets */ |
2315 | IoOFP(io) = PerlIO_fdopen(fd, "w"SOCKET_OPEN_MODE); | |
50952442 | 2316 | IoTYPE(io) = IoTYPE_SOCKET; |
a0d0e21e | 2317 | if (!IoIFP(io) || !IoOFP(io)) { |
760ac839 LW |
2318 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
2319 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
6ad3d225 | 2320 | if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd); |
a0d0e21e LW |
2321 | RETPUSHUNDEF; |
2322 | } | |
8d2a6795 GS |
2323 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2324 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2325 | #endif | |
a0d0e21e | 2326 | |
d5ff79b3 OF |
2327 | #ifdef EPOC |
2328 | setbuf( IoIFP(io), NULL); /* EPOC gets confused about sockets */ | |
2329 | #endif | |
2330 | ||
a0d0e21e LW |
2331 | RETPUSHYES; |
2332 | #else | |
cea2e8a9 | 2333 | DIE(aTHX_ PL_no_sock_func, "socket"); |
a0d0e21e LW |
2334 | #endif |
2335 | } | |
2336 | ||
2337 | PP(pp_sockpair) | |
2338 | { | |
c95c94b1 | 2339 | #if defined (HAS_SOCKETPAIR) || (defined (HAS_SOCKET) && defined(SOCK_DGRAM) && defined(AF_INET) && defined(PF_INET)) |
76ffd3b9 | 2340 | dSP; |
a0d0e21e LW |
2341 | GV *gv1; |
2342 | GV *gv2; | |
2343 | register IO *io1; | |
2344 | register IO *io2; | |
2345 | int protocol = POPi; | |
2346 | int type = POPi; | |
2347 | int domain = POPi; | |
2348 | int fd[2]; | |
2349 | ||
2350 | gv2 = (GV*)POPs; | |
2351 | gv1 = (GV*)POPs; | |
c289d2f7 JH |
2352 | io1 = gv1 ? GvIOn(gv1) : NULL; |
2353 | io2 = gv2 ? GvIOn(gv2) : NULL; | |
2354 | if (!gv1 || !gv2 || !io1 || !io2) { | |
2355 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { | |
2356 | if (!gv1 || !io1) | |
2357 | report_evil_fh(gv1, io1, PL_op->op_type); | |
2358 | if (!gv2 || !io2) | |
2359 | report_evil_fh(gv1, io2, PL_op->op_type); | |
2360 | } | |
2361 | if (IoIFP(io1)) | |
2362 | do_close(gv1, FALSE); | |
2363 | if (IoIFP(io2)) | |
2364 | do_close(gv2, FALSE); | |
a0d0e21e | 2365 | RETPUSHUNDEF; |
c289d2f7 | 2366 | } |
a0d0e21e | 2367 | |
dc0d0a5f JH |
2368 | if (IoIFP(io1)) |
2369 | do_close(gv1, FALSE); | |
2370 | if (IoIFP(io2)) | |
2371 | do_close(gv2, FALSE); | |
57171420 | 2372 | |
a0d0e21e | 2373 | TAINT_PROPER("socketpair"); |
6ad3d225 | 2374 | if (PerlSock_socketpair(domain, type, protocol, fd) < 0) |
a0d0e21e | 2375 | RETPUSHUNDEF; |
460c8493 IZ |
2376 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"SOCKET_OPEN_MODE); |
2377 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"SOCKET_OPEN_MODE); | |
50952442 | 2378 | IoTYPE(io1) = IoTYPE_SOCKET; |
460c8493 IZ |
2379 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"SOCKET_OPEN_MODE); |
2380 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"SOCKET_OPEN_MODE); | |
50952442 | 2381 | IoTYPE(io2) = IoTYPE_SOCKET; |
a0d0e21e | 2382 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { |
760ac839 LW |
2383 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
2384 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
6ad3d225 | 2385 | if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]); |
760ac839 LW |
2386 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
2387 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
6ad3d225 | 2388 | if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]); |
a0d0e21e LW |
2389 | RETPUSHUNDEF; |
2390 | } | |
8d2a6795 GS |
2391 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2392 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
2393 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
2394 | #endif | |
a0d0e21e LW |
2395 | |
2396 | RETPUSHYES; | |
2397 | #else | |
cea2e8a9 | 2398 | DIE(aTHX_ PL_no_sock_func, "socketpair"); |
a0d0e21e LW |
2399 | #endif |
2400 | } | |
2401 | ||
2402 | PP(pp_bind) | |
2403 | { | |
a0d0e21e | 2404 | #ifdef HAS_SOCKET |
9cad6237 | 2405 | dSP; |
eec2d3df | 2406 | #ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */ |
82b3da69 JH |
2407 | extern void GETPRIVMODE(); |
2408 | extern void GETUSERMODE(); | |
eec2d3df | 2409 | #endif |
748a9306 | 2410 | SV *addrsv = POPs; |
a0d0e21e LW |
2411 | char *addr; |
2412 | GV *gv = (GV*)POPs; | |
2413 | register IO *io = GvIOn(gv); | |
2414 | STRLEN len; | |
eec2d3df GS |
2415 | int bind_ok = 0; |
2416 | #ifdef MPE | |
2417 | int mpeprivmode = 0; | |
2418 | #endif | |
a0d0e21e LW |
2419 | |
2420 | if (!io || !IoIFP(io)) | |
2421 | goto nuts; | |
2422 | ||
748a9306 | 2423 | addr = SvPV(addrsv, len); |
a0d0e21e | 2424 | TAINT_PROPER("bind"); |
eec2d3df GS |
2425 | #ifdef MPE /* Deal with MPE bind() peculiarities */ |
2426 | if (((struct sockaddr *)addr)->sa_family == AF_INET) { | |
2427 | /* The address *MUST* stupidly be zero. */ | |
2428 | ((struct sockaddr_in *)addr)->sin_addr.s_addr = INADDR_ANY; | |
2429 | /* PRIV mode is required to bind() to ports < 1024. */ | |
2430 | if (((struct sockaddr_in *)addr)->sin_port < 1024 && | |
2431 | ((struct sockaddr_in *)addr)->sin_port > 0) { | |
2432 | GETPRIVMODE(); /* If this fails, we are aborted by MPE/iX. */ | |
2433 | mpeprivmode = 1; | |
2434 | } | |
2435 | } | |
2436 | #endif /* MPE */ | |
2437 | if (PerlSock_bind(PerlIO_fileno(IoIFP(io)), | |
2438 | (struct sockaddr *)addr, len) >= 0) | |
2439 | bind_ok = 1; | |
2440 | ||
2441 | #ifdef MPE /* Switch back to USER mode */ | |
2442 | if (mpeprivmode) | |
2443 | GETUSERMODE(); | |
2444 | #endif /* MPE */ | |
2445 | ||
2446 | if (bind_ok) | |
a0d0e21e LW |
2447 | RETPUSHYES; |
2448 | else | |
2449 | RETPUSHUNDEF; | |
2450 | ||
2451 | nuts: | |
599cee73 | 2452 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2453 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2454 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2455 | RETPUSHUNDEF; |
2456 | #else | |
cea2e8a9 | 2457 | DIE(aTHX_ PL_no_sock_func, "bind"); |
a0d0e21e LW |
2458 | #endif |
2459 | } | |
2460 | ||
2461 | PP(pp_connect) | |
2462 | { | |
a0d0e21e | 2463 | #ifdef HAS_SOCKET |
9cad6237 | 2464 | dSP; |
748a9306 | 2465 | SV *addrsv = POPs; |
a0d0e21e LW |
2466 | char *addr; |
2467 | GV *gv = (GV*)POPs; | |
2468 | register IO *io = GvIOn(gv); | |
2469 | STRLEN len; | |
2470 | ||
2471 | if (!io || !IoIFP(io)) | |
2472 | goto nuts; | |
2473 | ||
748a9306 | 2474 | addr = SvPV(addrsv, len); |
a0d0e21e | 2475 | TAINT_PROPER("connect"); |
6ad3d225 | 2476 | if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
2477 | RETPUSHYES; |
2478 | else | |
2479 | RETPUSHUNDEF; | |
2480 | ||
2481 | nuts: | |
599cee73 | 2482 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2483 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2484 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2485 | RETPUSHUNDEF; |
2486 | #else | |
cea2e8a9 | 2487 | DIE(aTHX_ PL_no_sock_func, "connect"); |
a0d0e21e LW |
2488 | #endif |
2489 | } | |
2490 | ||
2491 | PP(pp_listen) | |
2492 | { | |
a0d0e21e | 2493 | #ifdef HAS_SOCKET |
9cad6237 | 2494 | dSP; |
a0d0e21e LW |
2495 | int backlog = POPi; |
2496 | GV *gv = (GV*)POPs; | |
c289d2f7 | 2497 | register IO *io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2498 | |
c289d2f7 | 2499 | if (!gv || !io || !IoIFP(io)) |
a0d0e21e LW |
2500 | goto nuts; |
2501 | ||
6ad3d225 | 2502 | if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
2503 | RETPUSHYES; |
2504 | else | |
2505 | RETPUSHUNDEF; | |
2506 | ||
2507 | nuts: | |
599cee73 | 2508 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2509 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2510 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2511 | RETPUSHUNDEF; |
2512 | #else | |
cea2e8a9 | 2513 | DIE(aTHX_ PL_no_sock_func, "listen"); |
a0d0e21e LW |
2514 | #endif |
2515 | } | |
2516 | ||
2517 | PP(pp_accept) | |
2518 | { | |
a0d0e21e | 2519 | #ifdef HAS_SOCKET |
9cad6237 | 2520 | dSP; dTARGET; |
a0d0e21e LW |
2521 | GV *ngv; |
2522 | GV *ggv; | |
2523 | register IO *nstio; | |
2524 | register IO *gstio; | |
93d47a36 JH |
2525 | char namebuf[MAXPATHLEN]; |
2526 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) | |
2527 | Sock_size_t len = sizeof (struct sockaddr_in); | |
2528 | #else | |
2529 | Sock_size_t len = sizeof namebuf; | |
2530 | #endif | |
a0d0e21e LW |
2531 | int fd; |
2532 | ||
2533 | ggv = (GV*)POPs; | |
2534 | ngv = (GV*)POPs; | |
2535 | ||
2536 | if (!ngv) | |
2537 | goto badexit; | |
2538 | if (!ggv) | |
2539 | goto nuts; | |
2540 | ||
2541 | gstio = GvIO(ggv); | |
2542 | if (!gstio || !IoIFP(gstio)) | |
2543 | goto nuts; | |
2544 | ||
2545 | nstio = GvIOn(ngv); | |
93d47a36 | 2546 | fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *) namebuf, &len); |
a0d0e21e LW |
2547 | if (fd < 0) |
2548 | goto badexit; | |
a70048fb AB |
2549 | if (IoIFP(nstio)) |
2550 | do_close(ngv, FALSE); | |
460c8493 IZ |
2551 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"SOCKET_OPEN_MODE); |
2552 | IoOFP(nstio) = PerlIO_fdopen(fd, "w"SOCKET_OPEN_MODE); | |
50952442 | 2553 | IoTYPE(nstio) = IoTYPE_SOCKET; |
a0d0e21e | 2554 | if (!IoIFP(nstio) || !IoOFP(nstio)) { |
760ac839 LW |
2555 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
2556 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
6ad3d225 | 2557 | if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd); |
a0d0e21e LW |
2558 | goto badexit; |
2559 | } | |
8d2a6795 GS |
2560 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2561 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2562 | #endif | |
a0d0e21e | 2563 | |
ed79a026 | 2564 | #ifdef EPOC |
93d47a36 | 2565 | len = sizeof (struct sockaddr_in); /* EPOC somehow truncates info */ |
a9f1f6b0 | 2566 | setbuf( IoIFP(nstio), NULL); /* EPOC gets confused about sockets */ |
ed79a026 | 2567 | #endif |
381c1bae | 2568 | #ifdef __SCO_VERSION__ |
93d47a36 | 2569 | len = sizeof (struct sockaddr_in); /* OpenUNIX 8 somehow truncates info */ |
381c1bae | 2570 | #endif |
ed79a026 | 2571 | |
93d47a36 | 2572 | PUSHp(namebuf, len); |
a0d0e21e LW |
2573 | RETURN; |
2574 | ||
2575 | nuts: | |
599cee73 | 2576 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2577 | report_evil_fh(ggv, ggv ? GvIO(ggv) : 0, PL_op->op_type); |
93189314 | 2578 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2579 | |
2580 | badexit: | |
2581 | RETPUSHUNDEF; | |
2582 | ||
2583 | #else | |
cea2e8a9 | 2584 | DIE(aTHX_ PL_no_sock_func, "accept"); |
a0d0e21e LW |
2585 | #endif |
2586 | } | |
2587 | ||
2588 | PP(pp_shutdown) | |
2589 | { | |
a0d0e21e | 2590 | #ifdef HAS_SOCKET |
9cad6237 | 2591 | dSP; dTARGET; |
a0d0e21e LW |
2592 | int how = POPi; |
2593 | GV *gv = (GV*)POPs; | |
2594 | register IO *io = GvIOn(gv); | |
2595 | ||
2596 | if (!io || !IoIFP(io)) | |
2597 | goto nuts; | |
2598 | ||
6ad3d225 | 2599 | PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
2600 | RETURN; |
2601 | ||
2602 | nuts: | |
599cee73 | 2603 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2604 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2605 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2606 | RETPUSHUNDEF; |
2607 | #else | |
cea2e8a9 | 2608 | DIE(aTHX_ PL_no_sock_func, "shutdown"); |
a0d0e21e LW |
2609 | #endif |
2610 | } | |
2611 | ||
2612 | PP(pp_gsockopt) | |
2613 | { | |
2614 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2615 | return pp_ssockopt(); |
a0d0e21e | 2616 | #else |
cea2e8a9 | 2617 | DIE(aTHX_ PL_no_sock_func, "getsockopt"); |
a0d0e21e LW |
2618 | #endif |
2619 | } | |
2620 | ||
2621 | PP(pp_ssockopt) | |
2622 | { | |
a0d0e21e | 2623 | #ifdef HAS_SOCKET |
9cad6237 | 2624 | dSP; |
533c011a | 2625 | int optype = PL_op->op_type; |
a0d0e21e LW |
2626 | SV *sv; |
2627 | int fd; | |
2628 | unsigned int optname; | |
2629 | unsigned int lvl; | |
2630 | GV *gv; | |
2631 | register IO *io; | |
1e422769 | 2632 | Sock_size_t len; |
a0d0e21e LW |
2633 | |
2634 | if (optype == OP_GSOCKOPT) | |
2635 | sv = sv_2mortal(NEWSV(22, 257)); | |
2636 | else | |
2637 | sv = POPs; | |
2638 | optname = (unsigned int) POPi; | |
2639 | lvl = (unsigned int) POPi; | |
2640 | ||
2641 | gv = (GV*)POPs; | |
2642 | io = GvIOn(gv); | |
2643 | if (!io || !IoIFP(io)) | |
2644 | goto nuts; | |
2645 | ||
760ac839 | 2646 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2647 | switch (optype) { |
2648 | case OP_GSOCKOPT: | |
748a9306 | 2649 | SvGROW(sv, 257); |
a0d0e21e | 2650 | (void)SvPOK_only(sv); |
748a9306 LW |
2651 | SvCUR_set(sv,256); |
2652 | *SvEND(sv) ='\0'; | |
1e422769 | 2653 | len = SvCUR(sv); |
6ad3d225 | 2654 | if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0) |
a0d0e21e | 2655 | goto nuts2; |
1e422769 | 2656 | SvCUR_set(sv, len); |
748a9306 | 2657 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2658 | PUSHs(sv); |
2659 | break; | |
2660 | case OP_SSOCKOPT: { | |
1e422769 | 2661 | char *buf; |
2662 | int aint; | |
2663 | if (SvPOKp(sv)) { | |
2d8e6c8d GS |
2664 | STRLEN l; |
2665 | buf = SvPV(sv, l); | |
2666 | len = l; | |
1e422769 | 2667 | } |
56ee1660 | 2668 | else { |
a0d0e21e LW |
2669 | aint = (int)SvIV(sv); |
2670 | buf = (char*)&aint; | |
2671 | len = sizeof(int); | |
2672 | } | |
6ad3d225 | 2673 | if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0) |
a0d0e21e | 2674 | goto nuts2; |
3280af22 | 2675 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
2676 | } |
2677 | break; | |
2678 | } | |
2679 | RETURN; | |
2680 | ||
2681 | nuts: | |
599cee73 | 2682 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2683 | report_evil_fh(gv, io, optype); |
93189314 | 2684 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2685 | nuts2: |
2686 | RETPUSHUNDEF; | |
2687 | ||
2688 | #else | |
cea2e8a9 | 2689 | DIE(aTHX_ PL_no_sock_func, "setsockopt"); |
a0d0e21e LW |
2690 | #endif |
2691 | } | |
2692 | ||
2693 | PP(pp_getsockname) | |
2694 | { | |
2695 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2696 | return pp_getpeername(); |
a0d0e21e | 2697 | #else |
cea2e8a9 | 2698 | DIE(aTHX_ PL_no_sock_func, "getsockname"); |
a0d0e21e LW |
2699 | #endif |
2700 | } | |
2701 | ||
2702 | PP(pp_getpeername) | |
2703 | { | |
a0d0e21e | 2704 | #ifdef HAS_SOCKET |
9cad6237 | 2705 | dSP; |
533c011a | 2706 | int optype = PL_op->op_type; |
a0d0e21e LW |
2707 | SV *sv; |
2708 | int fd; | |
2709 | GV *gv = (GV*)POPs; | |
2710 | register IO *io = GvIOn(gv); | |
1e422769 | 2711 | Sock_size_t len; |
a0d0e21e LW |
2712 | |
2713 | if (!io || !IoIFP(io)) | |
2714 | goto nuts; | |
2715 | ||
2716 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 | 2717 | (void)SvPOK_only(sv); |
1e422769 | 2718 | len = 256; |
2719 | SvCUR_set(sv, len); | |
748a9306 | 2720 | *SvEND(sv) ='\0'; |
760ac839 | 2721 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2722 | switch (optype) { |
2723 | case OP_GETSOCKNAME: | |
6ad3d225 | 2724 | if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e LW |
2725 | goto nuts2; |
2726 | break; | |
2727 | case OP_GETPEERNAME: | |
6ad3d225 | 2728 | if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e | 2729 | goto nuts2; |
490ab354 JH |
2730 | #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS) |
2731 | { | |
2732 | 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"; | |
2733 | /* If the call succeeded, make sure we don't have a zeroed port/addr */ | |
2734 | if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET && | |
2735 | !memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere, | |
2736 | sizeof(u_short) + sizeof(struct in_addr))) { | |
301e8125 | 2737 | goto nuts2; |
490ab354 JH |
2738 | } |
2739 | } | |
2740 | #endif | |
a0d0e21e LW |
2741 | break; |
2742 | } | |
13826f2c CS |
2743 | #ifdef BOGUS_GETNAME_RETURN |
2744 | /* Interactive Unix, getpeername() and getsockname() | |
2745 | does not return valid namelen */ | |
1e422769 | 2746 | if (len == BOGUS_GETNAME_RETURN) |
2747 | len = sizeof(struct sockaddr); | |
13826f2c | 2748 | #endif |
1e422769 | 2749 | SvCUR_set(sv, len); |
748a9306 | 2750 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2751 | PUSHs(sv); |
2752 | RETURN; | |
2753 | ||
2754 | nuts: | |
599cee73 | 2755 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2756 | report_evil_fh(gv, io, optype); |
93189314 | 2757 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2758 | nuts2: |
2759 | RETPUSHUNDEF; | |
2760 | ||
2761 | #else | |
cea2e8a9 | 2762 | DIE(aTHX_ PL_no_sock_func, "getpeername"); |
a0d0e21e LW |
2763 | #endif |
2764 | } | |
2765 | ||
2766 | /* Stat calls. */ | |
2767 | ||
2768 | PP(pp_lstat) | |
2769 | { | |
cea2e8a9 | 2770 | return pp_stat(); |
a0d0e21e LW |
2771 | } |
2772 | ||
2773 | PP(pp_stat) | |
2774 | { | |
39644a26 | 2775 | dSP; |
2dd78f96 | 2776 | GV *gv; |
54310121 | 2777 | I32 gimme; |
a0d0e21e | 2778 | I32 max = 13; |
2d8e6c8d | 2779 | STRLEN n_a; |
a0d0e21e | 2780 | |
533c011a | 2781 | if (PL_op->op_flags & OPf_REF) { |
2dd78f96 | 2782 | gv = cGVOP_gv; |
8a4e5b40 | 2783 | if (PL_op->op_type == OP_LSTAT) { |
5d3e98de RGS |
2784 | if (gv != PL_defgv) { |
2785 | if (ckWARN(WARN_IO)) | |
9014280d | 2786 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de RGS |
2787 | "lstat() on filehandle %s", GvENAME(gv)); |
2788 | } else if (PL_laststype != OP_LSTAT) | |
8a4e5b40 | 2789 | Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); |
8a4e5b40 DD |
2790 | } |
2791 | ||
748a9306 | 2792 | do_fstat: |
2dd78f96 | 2793 | if (gv != PL_defgv) { |
3280af22 | 2794 | PL_laststype = OP_STAT; |
2dd78f96 | 2795 | PL_statgv = gv; |
3280af22 | 2796 | sv_setpv(PL_statname, ""); |
2dd78f96 JH |
2797 | PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) |
2798 | ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); | |
a0d0e21e | 2799 | } |
9ddeeac9 | 2800 | if (PL_laststatval < 0) { |
2dd78f96 JH |
2801 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2802 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); | |
a0d0e21e | 2803 | max = 0; |
9ddeeac9 | 2804 | } |
a0d0e21e LW |
2805 | } |
2806 | else { | |
748a9306 LW |
2807 | SV* sv = POPs; |
2808 | if (SvTYPE(sv) == SVt_PVGV) { | |
2dd78f96 | 2809 | gv = (GV*)sv; |
748a9306 LW |
2810 | goto do_fstat; |
2811 | } | |
2812 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2dd78f96 | 2813 | gv = (GV*)SvRV(sv); |
5d3e98de | 2814 | if (PL_op->op_type == OP_LSTAT && ckWARN(WARN_IO)) |
9014280d | 2815 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de | 2816 | "lstat() on filehandle %s", GvENAME(gv)); |
748a9306 LW |
2817 | goto do_fstat; |
2818 | } | |
2d8e6c8d | 2819 | sv_setpv(PL_statname, SvPV(sv,n_a)); |
3280af22 | 2820 | PL_statgv = Nullgv; |
a0d0e21e | 2821 | #ifdef HAS_LSTAT |
533c011a NIS |
2822 | PL_laststype = PL_op->op_type; |
2823 | if (PL_op->op_type == OP_LSTAT) | |
2d8e6c8d | 2824 | PL_laststatval = PerlLIO_lstat(SvPV(PL_statname, n_a), &PL_statcache); |
a0d0e21e LW |
2825 | else |
2826 | #endif | |
2d8e6c8d | 2827 | PL_laststatval = PerlLIO_stat(SvPV(PL_statname, n_a), &PL_statcache); |
3280af22 | 2828 | if (PL_laststatval < 0) { |
2d8e6c8d | 2829 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 2830 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "stat"); |
a0d0e21e LW |
2831 | max = 0; |
2832 | } | |
2833 | } | |
2834 | ||
54310121 | 2835 | gimme = GIMME_V; |
2836 | if (gimme != G_ARRAY) { | |
2837 | if (gimme != G_VOID) | |
2838 | XPUSHs(boolSV(max)); | |
2839 | RETURN; | |
a0d0e21e LW |
2840 | } |
2841 | if (max) { | |
36477c24 | 2842 | EXTEND(SP, max); |
2843 | EXTEND_MORTAL(max); | |
1ff81528 PL |
2844 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev))); |
2845 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino))); | |
b448e4fe JH |
2846 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode))); |
2847 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink))); | |
146174a9 CB |
2848 | #if Uid_t_size > IVSIZE |
2849 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid))); | |
2850 | #else | |
23dcd6c8 | 2851 | # if Uid_t_sign <= 0 |
1ff81528 | 2852 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid))); |
23dcd6c8 JH |
2853 | # else |
2854 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); | |
2855 | # endif | |
146174a9 | 2856 | #endif |
301e8125 | 2857 | #if Gid_t_size > IVSIZE |
146174a9 CB |
2858 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); |
2859 | #else | |
23dcd6c8 | 2860 | # if Gid_t_sign <= 0 |
1ff81528 | 2861 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid))); |
23dcd6c8 JH |
2862 | # else |
2863 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid))); | |
2864 | # endif | |
146174a9 | 2865 | #endif |
cbdc8872 | 2866 | #ifdef USE_STAT_RDEV |
1ff81528 | 2867 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev))); |
cbdc8872 | 2868 | #else |
79cb57f6 | 2869 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
cbdc8872 | 2870 | #endif |
146174a9 | 2871 | #if Off_t_size > IVSIZE |
4a9d6100 | 2872 | PUSHs(sv_2mortal(newSVnv((NV)PL_statcache.st_size))); |
146174a9 | 2873 | #else |
1ff81528 | 2874 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_size))); |
146174a9 | 2875 | #endif |
cbdc8872 | 2876 | #ifdef BIG_TIME |
172ae379 JH |
2877 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime))); |
2878 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime))); | |
2879 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime))); | |
cbdc8872 | 2880 | #else |
1ff81528 PL |
2881 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime))); |
2882 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime))); | |
2883 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime))); | |
cbdc8872 | 2884 | #endif |
a0d0e21e | 2885 | #ifdef USE_STAT_BLOCKS |
b448e4fe JH |
2886 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize))); |
2887 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks))); | |
a0d0e21e | 2888 | #else |
79cb57f6 GS |
2889 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
2890 | PUSHs(sv_2mortal(newSVpvn("", 0))); | |
a0d0e21e LW |
2891 | #endif |
2892 | } | |
2893 | RETURN; | |
2894 | } | |
2895 | ||
fbb0b3b3 RGS |
2896 | /* This macro is used by the stacked filetest operators : |
2897 | * if the previous filetest failed, short-circuit and pass its value. | |
2898 | * Else, discard it from the stack and continue. --rgs | |
2899 | */ | |
2900 | #define STACKED_FTEST_CHECK if (PL_op->op_private & OPpFT_STACKED) { \ | |
2901 | if (TOPs == &PL_sv_no || TOPs == &PL_sv_undef) { RETURN; } \ | |
2902 | else { (void)POPs; PUTBACK; } \ | |
2903 | } | |
2904 | ||
a0d0e21e LW |
2905 | PP(pp_ftrread) |
2906 | { | |
9cad6237 | 2907 | I32 result; |
2a3ff820 | 2908 | dSP; |
fbb0b3b3 | 2909 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2910 | #if defined(HAS_ACCESS) && defined(R_OK) |
1af34c76 | 2911 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2912 | STRLEN n_a; |
43b06338 | 2913 | result = access(POPpx, R_OK); |
5ff3f7a4 GS |
2914 | if (result == 0) |
2915 | RETPUSHYES; | |
2916 | if (result < 0) | |
2917 | RETPUSHUNDEF; | |
2918 | RETPUSHNO; | |
22865c03 GS |
2919 | } |
2920 | else | |
cea2e8a9 | 2921 | result = my_stat(); |
5ff3f7a4 | 2922 | #else |
cea2e8a9 | 2923 | result = my_stat(); |
5ff3f7a4 | 2924 | #endif |
22865c03 | 2925 | SPAGAIN; |
a0d0e21e LW |
2926 | if (result < 0) |
2927 | RETPUSHUNDEF; | |
3280af22 | 2928 | if (cando(S_IRUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2929 | RETPUSHYES; |
2930 | RETPUSHNO; | |
2931 | } | |
2932 | ||
2933 | PP(pp_ftrwrite) | |
2934 | { | |
9cad6237 | 2935 | I32 result; |
2a3ff820 | 2936 | dSP; |
fbb0b3b3 | 2937 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2938 | #if defined(HAS_ACCESS) && defined(W_OK) |
1af34c76 | 2939 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2940 | STRLEN n_a; |
43b06338 | 2941 | result = access(POPpx, W_OK); |
5ff3f7a4 GS |
2942 | if (result == 0) |
2943 | RETPUSHYES; | |
2944 | if (result < 0) | |
2945 | RETPUSHUNDEF; | |
2946 | RETPUSHNO; | |
22865c03 GS |
2947 | } |
2948 | else | |
cea2e8a9 | 2949 | result = my_stat(); |
5ff3f7a4 | 2950 | #else |
cea2e8a9 | 2951 | result = my_stat(); |
5ff3f7a4 | 2952 | #endif |
22865c03 | 2953 | SPAGAIN; |
a0d0e21e LW |
2954 | if (result < 0) |
2955 | RETPUSHUNDEF; | |
3280af22 | 2956 | if (cando(S_IWUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2957 | RETPUSHYES; |
2958 | RETPUSHNO; | |
2959 | } | |
2960 | ||
2961 | PP(pp_ftrexec) | |
2962 | { | |
9cad6237 | 2963 | I32 result; |
2a3ff820 | 2964 | dSP; |
fbb0b3b3 | 2965 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2966 | #if defined(HAS_ACCESS) && defined(X_OK) |
1af34c76 | 2967 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2968 | STRLEN n_a; |
43b06338 | 2969 | result = access(POPpx, X_OK); |
5ff3f7a4 GS |
2970 | if (result == 0) |
2971 | RETPUSHYES; | |
2972 | if (result < 0) | |
2973 | RETPUSHUNDEF; | |
2974 | RETPUSHNO; | |
22865c03 GS |
2975 | } |
2976 | else | |
cea2e8a9 | 2977 | result = my_stat(); |
5ff3f7a4 | 2978 | #else |
cea2e8a9 | 2979 | result = my_stat(); |
5ff3f7a4 | 2980 | #endif |
22865c03 | 2981 | SPAGAIN; |
a0d0e21e LW |
2982 | if (result < 0) |
2983 | RETPUSHUNDEF; | |
3280af22 | 2984 | if (cando(S_IXUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2985 | RETPUSHYES; |
2986 | RETPUSHNO; | |
2987 | } | |
2988 | ||
2989 | PP(pp_fteread) | |
2990 | { | |
9cad6237 | 2991 | I32 result; |
2a3ff820 | 2992 | dSP; |
fbb0b3b3 | 2993 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2994 | #ifdef PERL_EFF_ACCESS_R_OK |
1af34c76 | 2995 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2996 | STRLEN n_a; |
43b06338 | 2997 | result = PERL_EFF_ACCESS_R_OK(POPpx); |
5ff3f7a4 GS |
2998 | if (result == 0) |
2999 | RETPUSHYES; | |
3000 | if (result < 0) | |
3001 | RETPUSHUNDEF; | |
3002 | RETPUSHNO; | |
22865c03 GS |
3003 | } |
3004 | else | |
cea2e8a9 | 3005 | result = my_stat(); |
5ff3f7a4 | 3006 | #else |
cea2e8a9 | 3007 | result = my_stat(); |
5ff3f7a4 | 3008 | #endif |
22865c03 | 3009 | SPAGAIN; |
a0d0e21e LW |
3010 | if (result < 0) |
3011 | RETPUSHUNDEF; | |
3280af22 | 3012 | if (cando(S_IRUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3013 | RETPUSHYES; |
3014 | RETPUSHNO; | |
3015 | } | |
3016 | ||
3017 | PP(pp_ftewrite) | |
3018 | { | |
9cad6237 | 3019 | I32 result; |
2a3ff820 | 3020 | dSP; |
fbb0b3b3 | 3021 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3022 | #ifdef PERL_EFF_ACCESS_W_OK |
1af34c76 | 3023 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3024 | STRLEN n_a; |
43b06338 | 3025 | result = PERL_EFF_ACCESS_W_OK(POPpx); |
5ff3f7a4 GS |
3026 | if (result == 0) |
3027 | RETPUSHYES; | |
3028 | if (result < 0) | |
3029 | RETPUSHUNDEF; | |
3030 | RETPUSHNO; | |
22865c03 GS |
3031 | } |
3032 | else | |
cea2e8a9 | 3033 | result = my_stat(); |
5ff3f7a4 | 3034 | #else |
cea2e8a9 | 3035 | result = my_stat(); |
5ff3f7a4 | 3036 | #endif |
22865c03 | 3037 | SPAGAIN; |
a0d0e21e LW |
3038 | if (result < 0) |
3039 | RETPUSHUNDEF; | |
3280af22 | 3040 | if (cando(S_IWUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3041 | RETPUSHYES; |
3042 | RETPUSHNO; | |
3043 | } | |
3044 | ||
3045 | PP(pp_fteexec) | |
3046 | { | |
9cad6237 | 3047 | I32 result; |
2a3ff820 | 3048 | dSP; |
fbb0b3b3 | 3049 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3050 | #ifdef PERL_EFF_ACCESS_X_OK |
1af34c76 | 3051 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3052 | STRLEN n_a; |
43b06338 | 3053 | result = PERL_EFF_ACCESS_X_OK(POPpx); |
5ff3f7a4 GS |
3054 | if (result == 0) |
3055 | RETPUSHYES; | |
3056 | if (result < 0) | |
3057 | RETPUSHUNDEF; | |
3058 | RETPUSHNO; | |
22865c03 GS |
3059 | } |
3060 | else | |
cea2e8a9 | 3061 | result = my_stat(); |
5ff3f7a4 | 3062 | #else |
cea2e8a9 | 3063 | result = my_stat(); |
5ff3f7a4 | 3064 | #endif |
22865c03 | 3065 | SPAGAIN; |
a0d0e21e LW |
3066 | if (result < 0) |
3067 | RETPUSHUNDEF; | |
3280af22 | 3068 | if (cando(S_IXUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3069 | RETPUSHYES; |
3070 | RETPUSHNO; | |
3071 | } | |
3072 | ||
3073 | PP(pp_ftis) | |
3074 | { | |
fbb0b3b3 | 3075 | I32 result; |
2a3ff820 | 3076 | dSP; |
fbb0b3b3 RGS |
3077 | STACKED_FTEST_CHECK; |
3078 | result = my_stat(); | |
3079 | SPAGAIN; | |
a0d0e21e LW |
3080 | if (result < 0) |
3081 | RETPUSHUNDEF; | |
3082 | RETPUSHYES; | |
3083 | } | |
3084 | ||
3085 | PP(pp_fteowned) | |
3086 | { | |
cea2e8a9 | 3087 | return pp_ftrowned(); |
a0d0e21e LW |
3088 | } |
3089 | ||
3090 | PP(pp_ftrowned) | |
3091 | { | |
fbb0b3b3 | 3092 | I32 result; |
2a3ff820 | 3093 | dSP; |
fbb0b3b3 RGS |
3094 | STACKED_FTEST_CHECK; |
3095 | result = my_stat(); | |
3096 | SPAGAIN; | |
a0d0e21e LW |
3097 | if (result < 0) |
3098 | RETPUSHUNDEF; | |
146174a9 CB |
3099 | if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? |
3100 | PL_euid : PL_uid) ) | |
a0d0e21e LW |
3101 | RETPUSHYES; |
3102 | RETPUSHNO; | |
3103 | } | |
3104 | ||
3105 | PP(pp_ftzero) | |
3106 | { | |
fbb0b3b3 | 3107 | I32 result; |
2a3ff820 | 3108 | dSP; |
fbb0b3b3 RGS |
3109 | STACKED_FTEST_CHECK; |
3110 | result = my_stat(); | |
3111 | SPAGAIN; | |
a0d0e21e LW |
3112 | if (result < 0) |
3113 | RETPUSHUNDEF; | |
146174a9 | 3114 | if (PL_statcache.st_size == 0) |
a0d0e21e LW |
3115 | RETPUSHYES; |
3116 | RETPUSHNO; | |
3117 | } | |
3118 | ||
3119 | PP(pp_ftsize) | |
3120 | { | |
fbb0b3b3 | 3121 | I32 result; |
2a3ff820 | 3122 | dSP; dTARGET; |
fbb0b3b3 RGS |
3123 | STACKED_FTEST_CHECK; |
3124 | result = my_stat(); | |
3125 | SPAGAIN; | |
a0d0e21e LW |
3126 | if (result < 0) |
3127 | RETPUSHUNDEF; | |
146174a9 CB |
3128 | #if Off_t_size > IVSIZE |
3129 | PUSHn(PL_statcache.st_size); | |
3130 | #else | |
3280af22 | 3131 | PUSHi(PL_statcache.st_size); |
146174a9 | 3132 | #endif |
a0d0e21e LW |
3133 | RETURN; |
3134 | } | |
3135 | ||
3136 | PP(pp_ftmtime) | |
3137 | { | |
fbb0b3b3 | 3138 | I32 result; |
2a3ff820 | 3139 | dSP; dTARGET; |
fbb0b3b3 RGS |
3140 | STACKED_FTEST_CHECK; |
3141 | result = my_stat(); | |
3142 | SPAGAIN; | |
a0d0e21e LW |
3143 | if (result < 0) |
3144 | RETPUSHUNDEF; | |
a80d47c2 | 3145 | PUSHn( (((NV)PL_basetime - PL_statcache.st_mtime)) / 86400.0 ); |
a0d0e21e LW |
3146 | RETURN; |
3147 | } | |
3148 | ||
3149 | PP(pp_ftatime) | |
3150 | { | |
fbb0b3b3 | 3151 | I32 result; |
2a3ff820 | 3152 | dSP; dTARGET; |
fbb0b3b3 RGS |
3153 | STACKED_FTEST_CHECK; |
3154 | result = my_stat(); | |
3155 | SPAGAIN; | |
a0d0e21e LW |
3156 | if (result < 0) |
3157 | RETPUSHUNDEF; | |
a80d47c2 | 3158 | PUSHn( (((NV)PL_basetime - PL_statcache.st_atime)) / 86400.0 ); |
a0d0e21e LW |
3159 | RETURN; |
3160 | } | |
3161 | ||
3162 | PP(pp_ftctime) | |
3163 | { | |
fbb0b3b3 | 3164 | I32 result; |
2a3ff820 | 3165 | dSP; dTARGET; |
fbb0b3b3 RGS |
3166 | STACKED_FTEST_CHECK; |
3167 | result = my_stat(); | |
3168 | SPAGAIN; | |
a0d0e21e LW |
3169 | if (result < 0) |
3170 | RETPUSHUNDEF; | |
a80d47c2 | 3171 | PUSHn( (((NV)PL_basetime - PL_statcache.st_ctime)) / 86400.0 ); |
a0d0e21e LW |
3172 | RETURN; |
3173 | } | |
3174 | ||
3175 | PP(pp_ftsock) | |
3176 | { | |
fbb0b3b3 | 3177 | I32 result; |
2a3ff820 | 3178 | dSP; |
fbb0b3b3 RGS |
3179 | STACKED_FTEST_CHECK; |
3180 | result = my_stat(); | |
3181 | SPAGAIN; | |
a0d0e21e LW |
3182 | if (result < 0) |
3183 | RETPUSHUNDEF; | |
3280af22 | 3184 | if (S_ISSOCK(PL_statcache.st_mode)) |
a0d0e21e LW |
3185 | RETPUSHYES; |
3186 | RETPUSHNO; | |
3187 | } | |
3188 | ||
3189 | PP(pp_ftchr) | |
3190 | { | |
fbb0b3b3 | 3191 | I32 result; |
2a3ff820 | 3192 | dSP; |
fbb0b3b3 RGS |
3193 | STACKED_FTEST_CHECK; |
3194 | result = my_stat(); | |
3195 | SPAGAIN; | |
a0d0e21e LW |
3196 | if (result < 0) |
3197 | RETPUSHUNDEF; | |
3280af22 | 3198 | if (S_ISCHR(PL_statcache.st_mode)) |
a0d0e21e LW |
3199 | RETPUSHYES; |
3200 | RETPUSHNO; | |
3201 | } | |
3202 | ||
3203 | PP(pp_ftblk) | |
3204 | { | |
fbb0b3b3 | 3205 | I32 result; |
2a3ff820 | 3206 | dSP; |
fbb0b3b3 RGS |
3207 | STACKED_FTEST_CHECK; |
3208 | result = my_stat(); | |
3209 | SPAGAIN; | |
a0d0e21e LW |
3210 | if (result < 0) |
3211 | RETPUSHUNDEF; | |
3280af22 | 3212 | if (S_ISBLK(PL_statcache.st_mode)) |
a0d0e21e LW |
3213 | RETPUSHYES; |
3214 | RETPUSHNO; | |
3215 | } | |
3216 | ||
3217 | PP(pp_ftfile) | |
3218 | { | |
fbb0b3b3 | 3219 | I32 result; |
2a3ff820 | 3220 | dSP; |
fbb0b3b3 RGS |
3221 | STACKED_FTEST_CHECK; |
3222 | result = my_stat(); | |
3223 | SPAGAIN; | |
a0d0e21e LW |
3224 | if (result < 0) |
3225 | RETPUSHUNDEF; | |
3280af22 | 3226 | if (S_ISREG(PL_statcache.st_mode)) |
a0d0e21e LW |
3227 | RETPUSHYES; |
3228 | RETPUSHNO; | |
3229 | } | |
3230 | ||
3231 | PP(pp_ftdir) | |
3232 | { | |
fbb0b3b3 | 3233 | I32 result; |
2a3ff820 | 3234 | dSP; |
fbb0b3b3 RGS |
3235 | STACKED_FTEST_CHECK; |
3236 | result = my_stat(); | |
3237 | SPAGAIN; | |
a0d0e21e LW |
3238 | if (result < 0) |
3239 | RETPUSHUNDEF; | |
3280af22 | 3240 | if (S_ISDIR(PL_statcache.st_mode)) |
a0d0e21e LW |
3241 | RETPUSHYES; |
3242 | RETPUSHNO; | |
3243 | } | |
3244 | ||
3245 | PP(pp_ftpipe) | |
3246 | { | |
fbb0b3b3 | 3247 | I32 result; |
2a3ff820 | 3248 | dSP; |
fbb0b3b3 RGS |
3249 | STACKED_FTEST_CHECK; |
3250 | result = my_stat(); | |
3251 | SPAGAIN; | |
a0d0e21e LW |
3252 | if (result < 0) |
3253 | RETPUSHUNDEF; | |
3280af22 | 3254 | if (S_ISFIFO(PL_statcache.st_mode)) |
a0d0e21e LW |
3255 | RETPUSHYES; |
3256 | RETPUSHNO; | |
3257 | } | |
3258 | ||
3259 | PP(pp_ftlink) | |
3260 | { | |
9cad6237 | 3261 | I32 result = my_lstat(); |
2a3ff820 | 3262 | dSP; |
a0d0e21e LW |
3263 | if (result < 0) |
3264 | RETPUSHUNDEF; | |
3280af22 | 3265 | if (S_ISLNK(PL_statcache.st_mode)) |
a0d0e21e LW |
3266 | RETPUSHYES; |
3267 | RETPUSHNO; | |
3268 | } | |
3269 | ||
3270 | PP(pp_ftsuid) | |
3271 | { | |
39644a26 | 3272 | dSP; |
a0d0e21e | 3273 | #ifdef S_ISUID |
fbb0b3b3 RGS |
3274 | I32 result; |
3275 | STACKED_FTEST_CHECK; | |
3276 | result = my_stat(); | |
a0d0e21e LW |
3277 | SPAGAIN; |
3278 | if (result < 0) | |
3279 | RETPUSHUNDEF; | |
3280af22 | 3280 | if (PL_statcache.st_mode & S_ISUID) |
a0d0e21e LW |
3281 | RETPUSHYES; |
3282 | #endif | |
3283 | RETPUSHNO; | |
3284 | } | |
3285 | ||
3286 | PP(pp_ftsgid) | |
3287 | { | |
39644a26 | 3288 | dSP; |
a0d0e21e | 3289 | #ifdef S_ISGID |
fbb0b3b3 RGS |
3290 | I32 result; |
3291 | STACKED_FTEST_CHECK; | |
3292 | result = my_stat(); | |
a0d0e21e LW |
3293 | SPAGAIN; |
3294 | if (result < 0) | |
3295 | RETPUSHUNDEF; | |
3280af22 | 3296 | if (PL_statcache.st_mode & S_ISGID) |
a0d0e21e LW |
3297 | RETPUSHYES; |
3298 | #endif | |
3299 | RETPUSHNO; | |
3300 | } | |
3301 | ||
3302 | PP(pp_ftsvtx) | |
3303 | { | |
39644a26 | 3304 | dSP; |
a0d0e21e | 3305 | #ifdef S_ISVTX |
fbb0b3b3 RGS |
3306 | I32 result; |
3307 | STACKED_FTEST_CHECK; | |
3308 | result = my_stat(); | |
a0d0e21e LW |
3309 | SPAGAIN; |
3310 | if (result < 0) | |
3311 | RETPUSHUNDEF; | |
3280af22 | 3312 | if (PL_statcache.st_mode & S_ISVTX) |
a0d0e21e LW |
3313 | RETPUSHYES; |
3314 | #endif | |
3315 | RETPUSHNO; | |
3316 | } | |
3317 | ||
3318 | PP(pp_fttty) | |
3319 | { | |
39644a26 | 3320 | dSP; |
a0d0e21e LW |
3321 | int fd; |
3322 | GV *gv; | |
fb73857a | 3323 | char *tmps = Nullch; |
2d8e6c8d | 3324 | STRLEN n_a; |
fb73857a | 3325 | |
fbb0b3b3 RGS |
3326 | STACKED_FTEST_CHECK; |
3327 | ||
533c011a | 3328 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3329 | gv = cGVOP_gv; |
fb73857a | 3330 | else if (isGV(TOPs)) |
3331 | gv = (GV*)POPs; | |
3332 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3333 | gv = (GV*)SvRV(POPs); | |
a0d0e21e | 3334 | else |
2d8e6c8d | 3335 | gv = gv_fetchpv(tmps = POPpx, FALSE, SVt_PVIO); |
fb73857a | 3336 | |
a0d0e21e | 3337 | if (GvIO(gv) && IoIFP(GvIOp(gv))) |
760ac839 | 3338 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
fb73857a | 3339 | else if (tmps && isDIGIT(*tmps)) |
a0d0e21e LW |
3340 | fd = atoi(tmps); |
3341 | else | |
3342 | RETPUSHUNDEF; | |
6ad3d225 | 3343 | if (PerlLIO_isatty(fd)) |
a0d0e21e LW |
3344 | RETPUSHYES; |
3345 | RETPUSHNO; | |
3346 | } | |
3347 | ||
16d20bd9 AD |
3348 | #if defined(atarist) /* this will work with atariST. Configure will |
3349 | make guesses for other systems. */ | |
3350 | # define FILE_base(f) ((f)->_base) | |
3351 | # define FILE_ptr(f) ((f)->_ptr) | |
3352 | # define FILE_cnt(f) ((f)->_cnt) | |
3353 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
3354 | #endif |
3355 | ||
3356 | PP(pp_fttext) | |
3357 | { | |
39644a26 | 3358 | dSP; |
a0d0e21e LW |
3359 | I32 i; |
3360 | I32 len; | |
3361 | I32 odd = 0; | |
3362 | STDCHAR tbuf[512]; | |
3363 | register STDCHAR *s; | |
3364 | register IO *io; | |
5f05dabc | 3365 | register SV *sv; |
3366 | GV *gv; | |
2d8e6c8d | 3367 | STRLEN n_a; |
146174a9 | 3368 | PerlIO *fp; |
a0d0e21e | 3369 | |
fbb0b3b3 RGS |
3370 | STACKED_FTEST_CHECK; |
3371 | ||
533c011a | 3372 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3373 | gv = cGVOP_gv; |
5f05dabc | 3374 | else if (isGV(TOPs)) |
3375 | gv = (GV*)POPs; | |
3376 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3377 | gv = (GV*)SvRV(POPs); | |
3378 | else | |
3379 | gv = Nullgv; | |
3380 | ||
3381 | if (gv) { | |
a0d0e21e | 3382 | EXTEND(SP, 1); |
3280af22 NIS |
3383 | if (gv == PL_defgv) { |
3384 | if (PL_statgv) | |
3385 | io = GvIO(PL_statgv); | |
a0d0e21e | 3386 | else { |
3280af22 | 3387 | sv = PL_statname; |
a0d0e21e LW |
3388 | goto really_filename; |
3389 | } | |
3390 | } | |
3391 | else { | |
3280af22 NIS |
3392 | PL_statgv = gv; |
3393 | PL_laststatval = -1; | |
3394 | sv_setpv(PL_statname, ""); | |
3395 | io = GvIO(PL_statgv); | |
a0d0e21e LW |
3396 | } |
3397 | if (io && IoIFP(io)) { | |
5f05dabc | 3398 | if (! PerlIO_has_base(IoIFP(io))) |
cea2e8a9 | 3399 | DIE(aTHX_ "-T and -B not implemented on filehandles"); |
3280af22 NIS |
3400 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); |
3401 | if (PL_laststatval < 0) | |
5f05dabc | 3402 | RETPUSHUNDEF; |
9cbac4c7 | 3403 | if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ |
533c011a | 3404 | if (PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3405 | RETPUSHNO; |
3406 | else | |
3407 | RETPUSHYES; | |
9cbac4c7 | 3408 | } |
a20bf0c3 | 3409 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
760ac839 | 3410 | i = PerlIO_getc(IoIFP(io)); |
a0d0e21e | 3411 | if (i != EOF) |
760ac839 | 3412 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 3413 | } |
a20bf0c3 | 3414 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 3415 | RETPUSHYES; |
a20bf0c3 JH |
3416 | len = PerlIO_get_bufsiz(IoIFP(io)); |
3417 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
760ac839 LW |
3418 | /* sfio can have large buffers - limit to 512 */ |
3419 | if (len > 512) | |
3420 | len = 512; | |
a0d0e21e LW |
3421 | } |
3422 | else { | |
2dd78f96 | 3423 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { |
146174a9 | 3424 | gv = cGVOP_gv; |
2dd78f96 | 3425 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); |
146174a9 | 3426 | } |
93189314 | 3427 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
3428 | RETPUSHUNDEF; |
3429 | } | |
3430 | } | |
3431 | else { | |
3432 | sv = POPs; | |
5f05dabc | 3433 | really_filename: |
3280af22 NIS |
3434 | PL_statgv = Nullgv; |
3435 | PL_laststatval = -1; | |
5c9aa243 | 3436 | PL_laststype = OP_STAT; |
2d8e6c8d | 3437 | sv_setpv(PL_statname, SvPV(sv, n_a)); |
146174a9 | 3438 | if (!(fp = PerlIO_open(SvPVX(PL_statname), "r"))) { |
f9341440 | 3439 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 3440 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "open"); |
a0d0e21e LW |
3441 | RETPUSHUNDEF; |
3442 | } | |
146174a9 CB |
3443 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache); |
3444 | if (PL_laststatval < 0) { | |
3445 | (void)PerlIO_close(fp); | |
5f05dabc | 3446 | RETPUSHUNDEF; |
146174a9 | 3447 | } |
60382766 | 3448 | PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); |
146174a9 CB |
3449 | len = PerlIO_read(fp, tbuf, sizeof(tbuf)); |
3450 | (void)PerlIO_close(fp); | |
a0d0e21e | 3451 | if (len <= 0) { |
533c011a | 3452 | if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3453 | RETPUSHNO; /* special case NFS directories */ |
3454 | RETPUSHYES; /* null file is anything */ | |
3455 | } | |
3456 | s = tbuf; | |
3457 | } | |
3458 | ||
3459 | /* now scan s to look for textiness */ | |
4633a7c4 | 3460 | /* XXX ASCII dependent code */ |
a0d0e21e | 3461 | |
146174a9 CB |
3462 | #if defined(DOSISH) || defined(USEMYBINMODE) |
3463 | /* ignore trailing ^Z on short files */ | |
3464 | if (len && len < sizeof(tbuf) && tbuf[len-1] == 26) | |
3465 | --len; | |
3466 | #endif | |
3467 | ||
a0d0e21e LW |
3468 | for (i = 0; i < len; i++, s++) { |
3469 | if (!*s) { /* null never allowed in text */ | |
3470 | odd += len; | |
3471 | break; | |
3472 | } | |
9d116dd7 | 3473 | #ifdef EBCDIC |
301e8125 | 3474 | else if (!(isPRINT(*s) || isSPACE(*s))) |
9d116dd7 JH |
3475 | odd++; |
3476 | #else | |
146174a9 CB |
3477 | else if (*s & 128) { |
3478 | #ifdef USE_LOCALE | |
2de3dbcc | 3479 | if (IN_LOCALE_RUNTIME && isALPHA_LC(*s)) |
b3f66c68 GS |
3480 | continue; |
3481 | #endif | |
3482 | /* utf8 characters don't count as odd */ | |
fd400ab9 | 3483 | if (UTF8_IS_START(*s)) { |
b3f66c68 GS |
3484 | int ulen = UTF8SKIP(s); |
3485 | if (ulen < len - i) { | |
3486 | int j; | |
3487 | for (j = 1; j < ulen; j++) { | |
fd400ab9 | 3488 | if (!UTF8_IS_CONTINUATION(s[j])) |
b3f66c68 GS |
3489 | goto not_utf8; |
3490 | } | |
3491 | --ulen; /* loop does extra increment */ | |
3492 | s += ulen; | |
3493 | i += ulen; | |
3494 | continue; | |
3495 | } | |
3496 | } | |
3497 | not_utf8: | |
3498 | odd++; | |
146174a9 | 3499 | } |
a0d0e21e LW |
3500 | else if (*s < 32 && |
3501 | *s != '\n' && *s != '\r' && *s != '\b' && | |
3502 | *s != '\t' && *s != '\f' && *s != 27) | |
3503 | odd++; | |
9d116dd7 | 3504 | #endif |
a0d0e21e LW |
3505 | } |
3506 | ||
533c011a | 3507 | if ((odd * 3 > len) == (PL_op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
3508 | RETPUSHNO; |
3509 | else | |
3510 | RETPUSHYES; | |
3511 | } | |
3512 | ||
3513 | PP(pp_ftbinary) | |
3514 | { | |
cea2e8a9 | 3515 | return pp_fttext(); |
a0d0e21e LW |
3516 | } |
3517 | ||
3518 | /* File calls. */ | |
3519 | ||
3520 | PP(pp_chdir) | |
3521 | { | |
39644a26 | 3522 | dSP; dTARGET; |
a0d0e21e LW |
3523 | char *tmps; |
3524 | SV **svp; | |
2d8e6c8d | 3525 | STRLEN n_a; |
a0d0e21e | 3526 | |
35ae6b54 MS |
3527 | if( MAXARG == 1 ) |
3528 | tmps = POPpx; | |
3529 | else | |
3530 | tmps = 0; | |
3531 | ||
3532 | if( !tmps || !*tmps ) { | |
3533 | if ( (svp = hv_fetch(GvHVn(PL_envgv), "HOME", 4, FALSE)) | |
3534 | || (svp = hv_fetch(GvHVn(PL_envgv), "LOGDIR", 6, FALSE)) | |
491527d0 | 3535 | #ifdef VMS |
35ae6b54 | 3536 | || (svp = hv_fetch(GvHVn(PL_envgv), "SYS$LOGIN", 9, FALSE)) |
491527d0 | 3537 | #endif |
35ae6b54 MS |
3538 | ) |
3539 | { | |
3540 | if( MAXARG == 1 ) | |
9014280d | 3541 | deprecate("chdir('') or chdir(undef) as chdir()"); |
35ae6b54 MS |
3542 | tmps = SvPV(*svp, n_a); |
3543 | } | |
72f496dc | 3544 | else { |
389ec635 | 3545 | PUSHi(0); |
b7ab37f8 | 3546 | TAINT_PROPER("chdir"); |
389ec635 MS |
3547 | RETURN; |
3548 | } | |
8ea155d1 | 3549 | } |
8ea155d1 | 3550 | |
a0d0e21e | 3551 | TAINT_PROPER("chdir"); |
6ad3d225 | 3552 | PUSHi( PerlDir_chdir(tmps) >= 0 ); |
748a9306 LW |
3553 | #ifdef VMS |
3554 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
3555 | * in the future. */ | |
6b88bc9c | 3556 | hv_delete(GvHVn(PL_envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 3557 | #endif |
a0d0e21e LW |
3558 | RETURN; |
3559 | } | |
3560 | ||
3561 | PP(pp_chown) | |
3562 | { | |
a0d0e21e | 3563 | #ifdef HAS_CHOWN |
76ffd3b9 IZ |
3564 | dSP; dMARK; dTARGET; |
3565 | I32 value = (I32)apply(PL_op->op_type, MARK, SP); | |
3566 | ||
a0d0e21e LW |
3567 | SP = MARK; |
3568 | PUSHi(value); | |
3569 | RETURN; | |
3570 | #else | |
0322a713 | 3571 | DIE(aTHX_ PL_no_func, "chown"); |
a0d0e21e LW |
3572 | #endif |
3573 | } | |
3574 | ||
3575 | PP(pp_chroot) | |
3576 | { | |
a0d0e21e | 3577 | #ifdef HAS_CHROOT |
76ffd3b9 | 3578 | dSP; dTARGET; |
2d8e6c8d | 3579 | STRLEN n_a; |
d05c1ba0 | 3580 | char *tmps = POPpx; |
a0d0e21e LW |
3581 | TAINT_PROPER("chroot"); |
3582 | PUSHi( chroot(tmps) >= 0 ); | |
3583 | RETURN; | |
3584 | #else | |
cea2e8a9 | 3585 | DIE(aTHX_ PL_no_func, "chroot"); |
a0d0e21e LW |
3586 | #endif |
3587 | } | |
3588 | ||
3589 | PP(pp_unlink) | |
3590 | { | |
39644a26 | 3591 | dSP; dMARK; dTARGET; |
a0d0e21e | 3592 | I32 value; |
533c011a | 3593 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3594 | SP = MARK; |
3595 | PUSHi(value); | |
3596 | RETURN; | |
3597 | } | |
3598 | ||
3599 | PP(pp_chmod) | |
3600 | { | |
39644a26 | 3601 | dSP; dMARK; dTARGET; |
a0d0e21e | 3602 | I32 value; |
533c011a | 3603 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3604 | SP = MARK; |
3605 | PUSHi(value); | |
3606 | RETURN; | |
3607 | } | |
3608 | ||
3609 | PP(pp_utime) | |
3610 | { | |
39644a26 | 3611 | dSP; dMARK; dTARGET; |
a0d0e21e | 3612 | I32 value; |
533c011a | 3613 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3614 | SP = MARK; |
3615 | PUSHi(value); | |
3616 | RETURN; | |
3617 | } | |
3618 | ||
3619 | PP(pp_rename) | |
3620 | { | |
39644a26 | 3621 | dSP; dTARGET; |
a0d0e21e | 3622 | int anum; |
2d8e6c8d | 3623 | STRLEN n_a; |
a0d0e21e | 3624 | |
2d8e6c8d GS |
3625 | char *tmps2 = POPpx; |
3626 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3627 | TAINT_PROPER("rename"); |
3628 | #ifdef HAS_RENAME | |
baed7233 | 3629 | anum = PerlLIO_rename(tmps, tmps2); |
a0d0e21e | 3630 | #else |
6b88bc9c | 3631 | if (!(anum = PerlLIO_stat(tmps, &PL_statbuf))) { |
ed969818 W |
3632 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ |
3633 | anum = 1; | |
3634 | else { | |
3654eb6c | 3635 | if (PL_euid || PerlLIO_stat(tmps2, &PL_statbuf) < 0 || !S_ISDIR(PL_statbuf.st_mode)) |
ed969818 W |
3636 | (void)UNLINK(tmps2); |
3637 | if (!(anum = link(tmps, tmps2))) | |
3638 | anum = UNLINK(tmps); | |
3639 | } | |
a0d0e21e LW |
3640 | } |
3641 | #endif | |
3642 | SETi( anum >= 0 ); | |
3643 | RETURN; | |
3644 | } | |
3645 | ||
3646 | PP(pp_link) | |
3647 | { | |
a0d0e21e | 3648 | #ifdef HAS_LINK |
370f6000 | 3649 | dSP; dTARGET; |
2d8e6c8d GS |
3650 | STRLEN n_a; |
3651 | char *tmps2 = POPpx; | |
3652 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e | 3653 | TAINT_PROPER("link"); |
146174a9 | 3654 | SETi( PerlLIO_link(tmps, tmps2) >= 0 ); |
65850d11 | 3655 | RETURN; |
a0d0e21e | 3656 | #else |
0322a713 | 3657 | DIE(aTHX_ PL_no_func, "link"); |
a0d0e21e | 3658 | #endif |
a0d0e21e LW |
3659 | } |
3660 | ||
3661 | PP(pp_symlink) | |
3662 | { | |
a0d0e21e | 3663 | #ifdef HAS_SYMLINK |
9cad6237 | 3664 | dSP; dTARGET; |
2d8e6c8d GS |
3665 | STRLEN n_a; |
3666 | char *tmps2 = POPpx; | |
3667 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3668 | TAINT_PROPER("symlink"); |
3669 | SETi( symlink(tmps, tmps2) >= 0 ); | |
3670 | RETURN; | |
3671 | #else | |
cea2e8a9 | 3672 | DIE(aTHX_ PL_no_func, "symlink"); |
a0d0e21e LW |
3673 | #endif |
3674 | } | |
3675 | ||
3676 | PP(pp_readlink) | |
3677 | { | |
76ffd3b9 | 3678 | dSP; |
a0d0e21e | 3679 | #ifdef HAS_SYMLINK |
76ffd3b9 | 3680 | dTARGET; |
a0d0e21e | 3681 | char *tmps; |
46fc3d4c | 3682 | char buf[MAXPATHLEN]; |
a0d0e21e | 3683 | int len; |
2d8e6c8d | 3684 | STRLEN n_a; |
46fc3d4c | 3685 | |
fb73857a | 3686 | #ifndef INCOMPLETE_TAINTS |
3687 | TAINT; | |
3688 | #endif | |
2d8e6c8d | 3689 | tmps = POPpx; |
97dcea33 | 3690 | len = readlink(tmps, buf, sizeof(buf) - 1); |
a0d0e21e LW |
3691 | EXTEND(SP, 1); |
3692 | if (len < 0) | |
3693 | RETPUSHUNDEF; | |
3694 | PUSHp(buf, len); | |
3695 | RETURN; | |
3696 | #else | |
3697 | EXTEND(SP, 1); | |
3698 | RETSETUNDEF; /* just pretend it's a normal file */ | |
3699 | #endif | |
3700 | } | |
3701 | ||
3702 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
ba106d47 | 3703 | STATIC int |
cea2e8a9 | 3704 | S_dooneliner(pTHX_ char *cmd, char *filename) |
a0d0e21e | 3705 | { |
1e422769 | 3706 | char *save_filename = filename; |
3707 | char *cmdline; | |
3708 | char *s; | |
760ac839 | 3709 | PerlIO *myfp; |
1e422769 | 3710 | int anum = 1; |
a0d0e21e | 3711 | |
1e422769 | 3712 | New(666, cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char); |
3713 | strcpy(cmdline, cmd); | |
3714 | strcat(cmdline, " "); | |
3715 | for (s = cmdline + strlen(cmdline); *filename; ) { | |
a0d0e21e LW |
3716 | *s++ = '\\'; |
3717 | *s++ = *filename++; | |
3718 | } | |
3719 | strcpy(s, " 2>&1"); | |
6ad3d225 | 3720 | myfp = PerlProc_popen(cmdline, "r"); |
1e422769 | 3721 | Safefree(cmdline); |
3722 | ||
a0d0e21e | 3723 | if (myfp) { |
1e422769 | 3724 | SV *tmpsv = sv_newmortal(); |
6b88bc9c | 3725 | /* Need to save/restore 'PL_rs' ?? */ |
760ac839 | 3726 | s = sv_gets(tmpsv, myfp, 0); |
6ad3d225 | 3727 | (void)PerlProc_pclose(myfp); |
a0d0e21e | 3728 | if (s != Nullch) { |
1e422769 | 3729 | int e; |
3730 | for (e = 1; | |
a0d0e21e | 3731 | #ifdef HAS_SYS_ERRLIST |
1e422769 | 3732 | e <= sys_nerr |
3733 | #endif | |
3734 | ; e++) | |
3735 | { | |
3736 | /* you don't see this */ | |
3737 | char *errmsg = | |
3738 | #ifdef HAS_SYS_ERRLIST | |
3739 | sys_errlist[e] | |
a0d0e21e | 3740 | #else |
1e422769 | 3741 | strerror(e) |
a0d0e21e | 3742 | #endif |
1e422769 | 3743 | ; |
3744 | if (!errmsg) | |
3745 | break; | |
3746 | if (instr(s, errmsg)) { | |
3747 | SETERRNO(e,0); | |
3748 | return 0; | |
3749 | } | |
a0d0e21e | 3750 | } |
748a9306 | 3751 | SETERRNO(0,0); |
a0d0e21e LW |
3752 | #ifndef EACCES |
3753 | #define EACCES EPERM | |
3754 | #endif | |
1e422769 | 3755 | if (instr(s, "cannot make")) |
93189314 | 3756 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3757 | else if (instr(s, "existing file")) |
93189314 | 3758 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3759 | else if (instr(s, "ile exists")) |
93189314 | 3760 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3761 | else if (instr(s, "non-exist")) |
93189314 | 3762 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3763 | else if (instr(s, "does not exist")) |
93189314 | 3764 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3765 | else if (instr(s, "not empty")) |
93189314 | 3766 | SETERRNO(EBUSY,SS_DEVOFFLINE); |
1e422769 | 3767 | else if (instr(s, "cannot access")) |
93189314 | 3768 | SETERRNO(EACCES,RMS_PRV); |
a0d0e21e | 3769 | else |
93189314 | 3770 | SETERRNO(EPERM,RMS_PRV); |
a0d0e21e LW |
3771 | return 0; |
3772 | } | |
3773 | else { /* some mkdirs return no failure indication */ | |
6b88bc9c | 3774 | anum = (PerlLIO_stat(save_filename, &PL_statbuf) >= 0); |
911d147d | 3775 | if (PL_op->op_type == OP_RMDIR) |
a0d0e21e LW |
3776 | anum = !anum; |
3777 | if (anum) | |
748a9306 | 3778 | SETERRNO(0,0); |
a0d0e21e | 3779 | else |
93189314 | 3780 | SETERRNO(EACCES,RMS_PRV); /* a guess */ |
a0d0e21e LW |
3781 | } |
3782 | return anum; | |
3783 | } | |
3784 | else | |
3785 | return 0; | |
3786 | } | |
3787 | #endif | |
3788 | ||
0c54f65b RGS |
3789 | /* This macro removes trailing slashes from a directory name. |
3790 | * Different operating and file systems take differently to | |
3791 | * trailing slashes. According to POSIX 1003.1 1996 Edition | |
3792 | * any number of trailing slashes should be allowed. | |
3793 | * Thusly we snip them away so that even non-conforming | |
3794 | * systems are happy. | |
3795 | * We should probably do this "filtering" for all | |
3796 | * the functions that expect (potentially) directory names: | |
3797 | * -d, chdir(), chmod(), chown(), chroot(), fcntl()?, | |
3798 | * (mkdir()), opendir(), rename(), rmdir(), stat(). --jhi */ | |
3799 | ||
3800 | #define TRIMSLASHES(tmps,len,copy) (tmps) = SvPV(TOPs, (len)); \ | |
3801 | if ((len) > 1 && (tmps)[(len)-1] == '/') { \ | |
3802 | do { \ | |
3803 | (len)--; \ | |
3804 | } while ((len) > 1 && (tmps)[(len)-1] == '/'); \ | |
3805 | (tmps) = savepvn((tmps), (len)); \ | |
3806 | (copy) = TRUE; \ | |
3807 | } | |
3808 | ||
a0d0e21e LW |
3809 | PP(pp_mkdir) |
3810 | { | |
39644a26 | 3811 | dSP; dTARGET; |
5a211162 | 3812 | int mode; |
a0d0e21e LW |
3813 | #ifndef HAS_MKDIR |
3814 | int oldumask; | |
3815 | #endif | |
df25ddba | 3816 | STRLEN len; |
5a211162 | 3817 | char *tmps; |
df25ddba | 3818 | bool copy = FALSE; |
5a211162 GS |
3819 | |
3820 | if (MAXARG > 1) | |
3821 | mode = POPi; | |
3822 | else | |
3823 | mode = 0777; | |
3824 | ||
0c54f65b | 3825 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3826 | |
3827 | TAINT_PROPER("mkdir"); | |
3828 | #ifdef HAS_MKDIR | |
6ad3d225 | 3829 | SETi( PerlDir_mkdir(tmps, mode) >= 0 ); |
a0d0e21e LW |
3830 | #else |
3831 | SETi( dooneliner("mkdir", tmps) ); | |
6ad3d225 GS |
3832 | oldumask = PerlLIO_umask(0); |
3833 | PerlLIO_umask(oldumask); | |
3834 | PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777); | |
a0d0e21e | 3835 | #endif |
df25ddba JH |
3836 | if (copy) |
3837 | Safefree(tmps); | |
a0d0e21e LW |
3838 | RETURN; |
3839 | } | |
3840 | ||
3841 | PP(pp_rmdir) | |
3842 | { | |
39644a26 | 3843 | dSP; dTARGET; |
0c54f65b | 3844 | STRLEN len; |
a0d0e21e | 3845 | char *tmps; |
0c54f65b | 3846 | bool copy = FALSE; |
a0d0e21e | 3847 | |
0c54f65b | 3848 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3849 | TAINT_PROPER("rmdir"); |
3850 | #ifdef HAS_RMDIR | |
0c54f65b | 3851 | SETi( PerlDir_rmdir(tmps) >= 0 ); |
a0d0e21e | 3852 | #else |
0c54f65b | 3853 | SETi( dooneliner("rmdir", tmps) ); |
a0d0e21e | 3854 | #endif |
0c54f65b RGS |
3855 | if (copy) |
3856 | Safefree(tmps); | |
a0d0e21e LW |
3857 | RETURN; |
3858 | } | |
3859 | ||
3860 | /* Directory calls. */ | |
3861 | ||
3862 | PP(pp_open_dir) | |
3863 | { | |
a0d0e21e | 3864 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3865 | dSP; |
2d8e6c8d GS |
3866 | STRLEN n_a; |
3867 | char *dirname = POPpx; | |
1e2c6ed7 JH |
3868 | GV *gv = (GV*)POPs; |
3869 | register IO *io = GvIOn(gv); | |
a0d0e21e LW |
3870 | |
3871 | if (!io) | |
3872 | goto nope; | |
3873 | ||
3874 | if (IoDIRP(io)) | |
6ad3d225 GS |
3875 | PerlDir_close(IoDIRP(io)); |
3876 | if (!(IoDIRP(io) = PerlDir_open(dirname))) | |
a0d0e21e LW |
3877 | goto nope; |
3878 | ||
3879 | RETPUSHYES; | |
3880 | nope: | |
3881 | if (!errno) | |
93189314 | 3882 | SETERRNO(EBADF,RMS_DIR); |
a0d0e21e LW |
3883 | RETPUSHUNDEF; |
3884 | #else | |
cea2e8a9 | 3885 | DIE(aTHX_ PL_no_dir_func, "opendir"); |
a0d0e21e LW |
3886 | #endif |
3887 | } | |
3888 | ||
3889 | PP(pp_readdir) | |
3890 | { | |
34b7f128 AMS |
3891 | #if !defined(Direntry_t) || !defined(HAS_READDIR) |
3892 | DIE(aTHX_ PL_no_dir_func, "readdir"); | |
3893 | #else | |
fd8cd3a3 | 3894 | #if !defined(I_DIRENT) && !defined(VMS) |
20ce7b12 | 3895 | Direntry_t *readdir (DIR *); |
a0d0e21e | 3896 | #endif |
34b7f128 AMS |
3897 | dSP; |
3898 | ||
3899 | SV *sv; | |
3900 | I32 gimme = GIMME; | |
3901 | GV *gv = (GV *)POPs; | |
a0d0e21e | 3902 | register Direntry_t *dp; |
a0d0e21e LW |
3903 | register IO *io = GvIOn(gv); |
3904 | ||
3905 | if (!io || !IoDIRP(io)) | |
3906 | goto nope; | |
3907 | ||
34b7f128 AMS |
3908 | do { |
3909 | dp = (Direntry_t *)PerlDir_read(IoDIRP(io)); | |
3910 | if (!dp) | |
3911 | break; | |
a0d0e21e | 3912 | #ifdef DIRNAMLEN |
34b7f128 | 3913 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3914 | #else |
34b7f128 | 3915 | sv = newSVpv(dp->d_name, 0); |
fb73857a | 3916 | #endif |
3917 | #ifndef INCOMPLETE_TAINTS | |
34b7f128 AMS |
3918 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3919 | SvTAINTED_on(sv); | |
a0d0e21e | 3920 | #endif |
34b7f128 | 3921 | XPUSHs(sv_2mortal(sv)); |
a0d0e21e | 3922 | } |
34b7f128 AMS |
3923 | while (gimme == G_ARRAY); |
3924 | ||
3925 | if (!dp && gimme != G_ARRAY) | |
3926 | goto nope; | |
3927 | ||
a0d0e21e LW |
3928 | RETURN; |
3929 | ||
3930 | nope: | |
3931 | if (!errno) | |
93189314 | 3932 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3933 | if (GIMME == G_ARRAY) |
3934 | RETURN; | |
3935 | else | |
3936 | RETPUSHUNDEF; | |
a0d0e21e LW |
3937 | #endif |
3938 | } | |
3939 | ||
3940 | PP(pp_telldir) | |
3941 | { | |
a0d0e21e | 3942 | #if defined(HAS_TELLDIR) || defined(telldir) |
9cad6237 | 3943 | dSP; dTARGET; |
968dcd91 JH |
3944 | /* XXX does _anyone_ need this? --AD 2/20/1998 */ |
3945 | /* XXX netbsd still seemed to. | |
3946 | XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style. | |
3947 | --JHI 1999-Feb-02 */ | |
3948 | # if !defined(HAS_TELLDIR_PROTO) || defined(NEED_TELLDIR_PROTO) | |
20ce7b12 | 3949 | long telldir (DIR *); |
dfe9444c | 3950 | # endif |
a0d0e21e LW |
3951 | GV *gv = (GV*)POPs; |
3952 | register IO *io = GvIOn(gv); | |
3953 | ||
3954 | if (!io || !IoDIRP(io)) | |
3955 | goto nope; | |
3956 | ||
6ad3d225 | 3957 | PUSHi( PerlDir_tell(IoDIRP(io)) ); |
a0d0e21e LW |
3958 | RETURN; |
3959 | nope: | |
3960 | if (!errno) | |
93189314 | 3961 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3962 | RETPUSHUNDEF; |
3963 | #else | |
cea2e8a9 | 3964 | DIE(aTHX_ PL_no_dir_func, "telldir"); |
a0d0e21e LW |
3965 | #endif |
3966 | } | |
3967 | ||
3968 | PP(pp_seekdir) | |
3969 | { | |
a0d0e21e | 3970 | #if defined(HAS_SEEKDIR) || defined(seekdir) |
9cad6237 | 3971 | dSP; |
a0d0e21e LW |
3972 | long along = POPl; |
3973 | GV *gv = (GV*)POPs; | |
3974 | register IO *io = GvIOn(gv); | |
3975 | ||
3976 | if (!io || !IoDIRP(io)) | |
3977 | goto nope; | |
3978 | ||
6ad3d225 | 3979 | (void)PerlDir_seek(IoDIRP(io), along); |
a0d0e21e LW |
3980 | |
3981 | RETPUSHYES; | |
3982 | nope: | |
3983 | if (!errno) | |
93189314 | 3984 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3985 | RETPUSHUNDEF; |
3986 | #else | |
cea2e8a9 | 3987 | DIE(aTHX_ PL_no_dir_func, "seekdir"); |
a0d0e21e LW |
3988 | #endif |
3989 | } | |
3990 | ||
3991 | PP(pp_rewinddir) | |
3992 | { | |
a0d0e21e | 3993 | #if defined(HAS_REWINDDIR) || defined(rewinddir) |
9cad6237 | 3994 | dSP; |
a0d0e21e LW |
3995 | GV *gv = (GV*)POPs; |
3996 | register IO *io = GvIOn(gv); | |
3997 | ||
3998 | if (!io || !IoDIRP(io)) | |
3999 | goto nope; | |
4000 | ||
6ad3d225 | 4001 | (void)PerlDir_rewind(IoDIRP(io)); |
a0d0e21e LW |
4002 | RETPUSHYES; |
4003 | nope: | |
4004 | if (!errno) | |
93189314 | 4005 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4006 | RETPUSHUNDEF; |
4007 | #else | |
cea2e8a9 | 4008 | DIE(aTHX_ PL_no_dir_func, "rewinddir"); |
a0d0e21e LW |
4009 | #endif |
4010 | } | |
4011 | ||
4012 | PP(pp_closedir) | |
4013 | { | |
a0d0e21e | 4014 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 4015 | dSP; |
a0d0e21e LW |
4016 | GV *gv = (GV*)POPs; |
4017 | register IO *io = GvIOn(gv); | |
4018 | ||
4019 | if (!io || !IoDIRP(io)) | |
4020 | goto nope; | |
4021 | ||
4022 | #ifdef VOID_CLOSEDIR | |
6ad3d225 | 4023 | PerlDir_close(IoDIRP(io)); |
a0d0e21e | 4024 | #else |
6ad3d225 | 4025 | if (PerlDir_close(IoDIRP(io)) < 0) { |
748a9306 | 4026 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ |
a0d0e21e | 4027 | goto nope; |
748a9306 | 4028 | } |
a0d0e21e LW |
4029 | #endif |
4030 | IoDIRP(io) = 0; | |
4031 | ||
4032 | RETPUSHYES; | |
4033 | nope: | |
4034 | if (!errno) | |
93189314 | 4035 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
4036 | RETPUSHUNDEF; |
4037 | #else | |
cea2e8a9 | 4038 | DIE(aTHX_ PL_no_dir_func, "closedir"); |
a0d0e21e LW |
4039 | #endif |
4040 | } | |
4041 | ||
4042 | /* Process control. */ | |
4043 | ||
4044 | PP(pp_fork) | |
4045 | { | |
44a8e56a | 4046 | #ifdef HAS_FORK |
39644a26 | 4047 | dSP; dTARGET; |
761237fe | 4048 | Pid_t childpid; |
a0d0e21e LW |
4049 | GV *tmpgv; |
4050 | ||
4051 | EXTEND(SP, 1); | |
45bc9206 | 4052 | PERL_FLUSHALL_FOR_CHILD; |
52e18b1f | 4053 | childpid = PerlProc_fork(); |
a0d0e21e LW |
4054 | if (childpid < 0) |
4055 | RETSETUNDEF; | |
4056 | if (!childpid) { | |
4057 | /*SUPPRESS 560*/ | |
306196c3 MS |
4058 | if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) { |
4059 | SvREADONLY_off(GvSV(tmpgv)); | |
146174a9 | 4060 | sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid()); |
306196c3 MS |
4061 | SvREADONLY_on(GvSV(tmpgv)); |
4062 | } | |
4d76a344 RGS |
4063 | #ifdef THREADS_HAVE_PIDS |
4064 | PL_ppid = (IV)getppid(); | |
4065 | #endif | |
3280af22 | 4066 | hv_clear(PL_pidstatus); /* no kids, so don't wait for 'em */ |
a0d0e21e LW |
4067 | } |
4068 | PUSHi(childpid); | |
4069 | RETURN; | |
4070 | #else | |
146174a9 | 4071 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
39644a26 | 4072 | dSP; dTARGET; |
146174a9 CB |
4073 | Pid_t childpid; |
4074 | ||
4075 | EXTEND(SP, 1); | |
4076 | PERL_FLUSHALL_FOR_CHILD; | |
4077 | childpid = PerlProc_fork(); | |
60fa28ff GS |
4078 | if (childpid == -1) |
4079 | RETSETUNDEF; | |
146174a9 CB |
4080 | PUSHi(childpid); |
4081 | RETURN; | |
4082 | # else | |
0322a713 | 4083 | DIE(aTHX_ PL_no_func, "fork"); |
146174a9 | 4084 | # endif |
a0d0e21e LW |
4085 | #endif |
4086 | } | |
4087 | ||
4088 | PP(pp_wait) | |
4089 | { | |
301e8125 | 4090 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4091 | dSP; dTARGET; |
761237fe | 4092 | Pid_t childpid; |
a0d0e21e | 4093 | int argflags; |
a0d0e21e | 4094 | |
4ffa73a3 JH |
4095 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
4096 | childpid = wait4pid(-1, &argflags, 0); | |
4097 | else { | |
4098 | while ((childpid = wait4pid(-1, &argflags, 0)) == -1 && | |
4099 | errno == EINTR) { | |
4100 | PERL_ASYNC_CHECK(); | |
4101 | } | |
0a0ada86 | 4102 | } |
68a29c53 GS |
4103 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4104 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
4105 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
4106 | # else | |
f86702cc | 4107 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 4108 | # endif |
44a8e56a | 4109 | XPUSHi(childpid); |
a0d0e21e LW |
4110 | RETURN; |
4111 | #else | |
0322a713 | 4112 | DIE(aTHX_ PL_no_func, "wait"); |
a0d0e21e LW |
4113 | #endif |
4114 | } | |
4115 | ||
4116 | PP(pp_waitpid) | |
4117 | { | |
301e8125 | 4118 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4119 | dSP; dTARGET; |
2ec0bfb3 SG |
4120 | Pid_t pid; |
4121 | Pid_t result; | |
a0d0e21e LW |
4122 | int optype; |
4123 | int argflags; | |
a0d0e21e | 4124 | |
a0d0e21e | 4125 | optype = POPi; |
2ec0bfb3 | 4126 | pid = TOPi; |
4ffa73a3 | 4127 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
2ec0bfb3 | 4128 | result = wait4pid(pid, &argflags, optype); |
4ffa73a3 | 4129 | else { |
2ec0bfb3 | 4130 | while ((result = wait4pid(pid, &argflags, optype)) == -1 && |
4ffa73a3 JH |
4131 | errno == EINTR) { |
4132 | PERL_ASYNC_CHECK(); | |
4133 | } | |
0a0ada86 | 4134 | } |
68a29c53 GS |
4135 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4136 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
2ec0bfb3 | 4137 | STATUS_NATIVE_SET((result && result != -1) ? argflags : -1); |
68a29c53 | 4138 | # else |
2ec0bfb3 | 4139 | STATUS_NATIVE_SET((result > 0) ? argflags : -1); |
68a29c53 | 4140 | # endif |
2ec0bfb3 | 4141 | SETi(result); |
a0d0e21e LW |
4142 | RETURN; |
4143 | #else | |
0322a713 | 4144 | DIE(aTHX_ PL_no_func, "waitpid"); |
a0d0e21e LW |
4145 | #endif |
4146 | } | |
4147 | ||
4148 | PP(pp_system) | |
4149 | { | |
39644a26 | 4150 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4151 | I32 value; |
2d8e6c8d | 4152 | STRLEN n_a; |
76ffd3b9 | 4153 | int result; |
e7766f89 | 4154 | I32 did_pipes = 0; |
a0d0e21e | 4155 | |
bbd7eb8a RD |
4156 | if (PL_tainting) { |
4157 | TAINT_ENV(); | |
4158 | while (++MARK <= SP) { | |
4159 | (void)SvPV_nolen(*MARK); /* stringify for taint check */ | |
5a445156 | 4160 | if (PL_tainted) |
bbd7eb8a RD |
4161 | break; |
4162 | } | |
4163 | MARK = ORIGMARK; | |
5a445156 | 4164 | TAINT_PROPER("system"); |
a0d0e21e | 4165 | } |
45bc9206 | 4166 | PERL_FLUSHALL_FOR_CHILD; |
273b0206 | 4167 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) || defined(PERL_MICRO) |
d7e492a4 | 4168 | { |
eb160463 GS |
4169 | Pid_t childpid; |
4170 | int pp[2]; | |
4171 | ||
4172 | if (PerlProc_pipe(pp) >= 0) | |
4173 | did_pipes = 1; | |
4174 | while ((childpid = PerlProc_fork()) == -1) { | |
4175 | if (errno != EAGAIN) { | |
4176 | value = -1; | |
4177 | SP = ORIGMARK; | |
4178 | PUSHi(value); | |
4179 | if (did_pipes) { | |
4180 | PerlLIO_close(pp[0]); | |
4181 | PerlLIO_close(pp[1]); | |
4182 | } | |
4183 | RETURN; | |
4184 | } | |
4185 | sleep(5); | |
4186 | } | |
4187 | if (childpid > 0) { | |
4188 | Sigsave_t ihand,qhand; /* place to save signals during system() */ | |
4189 | int status; | |
4190 | ||
4191 | if (did_pipes) | |
4192 | PerlLIO_close(pp[1]); | |
64ca3a65 | 4193 | #ifndef PERL_MICRO |
eb160463 GS |
4194 | rsignal_save(SIGINT, SIG_IGN, &ihand); |
4195 | rsignal_save(SIGQUIT, SIG_IGN, &qhand); | |
64ca3a65 | 4196 | #endif |
eb160463 GS |
4197 | do { |
4198 | result = wait4pid(childpid, &status, 0); | |
4199 | } while (result == -1 && errno == EINTR); | |
64ca3a65 | 4200 | #ifndef PERL_MICRO |
eb160463 GS |
4201 | (void)rsignal_restore(SIGINT, &ihand); |
4202 | (void)rsignal_restore(SIGQUIT, &qhand); | |
4203 | #endif | |
4204 | STATUS_NATIVE_SET(result == -1 ? -1 : status); | |
4205 | do_execfree(); /* free any memory child malloced on fork */ | |
4206 | SP = ORIGMARK; | |
4207 | if (did_pipes) { | |
4208 | int errkid; | |
4209 | int n = 0, n1; | |
4210 | ||
4211 | while (n < sizeof(int)) { | |
4212 | n1 = PerlLIO_read(pp[0], | |
4213 | (void*)(((char*)&errkid)+n), | |
4214 | (sizeof(int)) - n); | |
4215 | if (n1 <= 0) | |
4216 | break; | |
4217 | n += n1; | |
4218 | } | |
4219 | PerlLIO_close(pp[0]); | |
4220 | if (n) { /* Error */ | |
4221 | if (n != sizeof(int)) | |
4222 | DIE(aTHX_ "panic: kid popen errno read"); | |
4223 | errno = errkid; /* Propagate errno from kid */ | |
4224 | STATUS_CURRENT = -1; | |
4225 | } | |
4226 | } | |
4227 | PUSHi(STATUS_CURRENT); | |
4228 | RETURN; | |
4229 | } | |
4230 | if (did_pipes) { | |
4231 | PerlLIO_close(pp[0]); | |
d5a9bfb0 | 4232 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
eb160463 | 4233 | fcntl(pp[1], F_SETFD, FD_CLOEXEC); |
d5a9bfb0 | 4234 | #endif |
eb160463 | 4235 | } |
e0a1f643 JH |
4236 | if (PL_op->op_flags & OPf_STACKED) { |
4237 | SV *really = *++MARK; | |
4238 | value = (I32)do_aexec5(really, MARK, SP, pp[1], did_pipes); | |
4239 | } | |
4240 | else if (SP - MARK != 1) | |
4241 | value = (I32)do_aexec5(Nullsv, MARK, SP, pp[1], did_pipes); | |
4242 | else { | |
4243 | value = (I32)do_exec3(SvPVx(sv_mortalcopy(*SP), n_a), pp[1], did_pipes); | |
4244 | } | |
4245 | PerlProc__exit(-1); | |
d5a9bfb0 | 4246 | } |
c3293030 | 4247 | #else /* ! FORK or VMS or OS/2 */ |
922b1888 GS |
4248 | PL_statusvalue = 0; |
4249 | result = 0; | |
911d147d | 4250 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4251 | SV *really = *++MARK; |
622913ab | 4252 | # if defined(WIN32) || defined(OS2) |
54725af6 GS |
4253 | value = (I32)do_aspawn(really, MARK, SP); |
4254 | # else | |
c5be433b | 4255 | value = (I32)do_aspawn(really, (void **)MARK, (void **)SP); |
54725af6 | 4256 | # endif |
a0d0e21e | 4257 | } |
54725af6 | 4258 | else if (SP - MARK != 1) { |
622913ab | 4259 | # if defined(WIN32) || defined(OS2) |
54725af6 GS |
4260 | value = (I32)do_aspawn(Nullsv, MARK, SP); |
4261 | # else | |
c5be433b | 4262 | value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP); |
54725af6 GS |
4263 | # endif |
4264 | } | |
a0d0e21e | 4265 | else { |
c5be433b | 4266 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4267 | } |
922b1888 GS |
4268 | if (PL_statusvalue == -1) /* hint that value must be returned as is */ |
4269 | result = 1; | |
f86702cc | 4270 | STATUS_NATIVE_SET(value); |
a0d0e21e LW |
4271 | do_execfree(); |
4272 | SP = ORIGMARK; | |
922b1888 | 4273 | PUSHi(result ? value : STATUS_CURRENT); |
a0d0e21e LW |
4274 | #endif /* !FORK or VMS */ |
4275 | RETURN; | |
4276 | } | |
4277 | ||
4278 | PP(pp_exec) | |
4279 | { | |
39644a26 | 4280 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4281 | I32 value; |
2d8e6c8d | 4282 | STRLEN n_a; |
a0d0e21e | 4283 | |
bbd7eb8a RD |
4284 | if (PL_tainting) { |
4285 | TAINT_ENV(); | |
4286 | while (++MARK <= SP) { | |
4287 | (void)SvPV_nolen(*MARK); /* stringify for taint check */ | |
5a445156 | 4288 | if (PL_tainted) |
bbd7eb8a RD |
4289 | break; |
4290 | } | |
4291 | MARK = ORIGMARK; | |
5a445156 | 4292 | TAINT_PROPER("exec"); |
bbd7eb8a | 4293 | } |
45bc9206 | 4294 | PERL_FLUSHALL_FOR_CHILD; |
533c011a | 4295 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e LW |
4296 | SV *really = *++MARK; |
4297 | value = (I32)do_aexec(really, MARK, SP); | |
4298 | } | |
4299 | else if (SP - MARK != 1) | |
4300 | #ifdef VMS | |
4301 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
4302 | #else | |
092bebab JH |
4303 | # ifdef __OPEN_VM |
4304 | { | |
c5be433b | 4305 | (void ) do_aspawn(Nullsv, MARK, SP); |
092bebab JH |
4306 | value = 0; |
4307 | } | |
4308 | # else | |
a0d0e21e | 4309 | value = (I32)do_aexec(Nullsv, MARK, SP); |
092bebab | 4310 | # endif |
a0d0e21e LW |
4311 | #endif |
4312 | else { | |
a0d0e21e | 4313 | #ifdef VMS |
2d8e6c8d | 4314 | value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4315 | #else |
092bebab | 4316 | # ifdef __OPEN_VM |
c5be433b | 4317 | (void) do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab JH |
4318 | value = 0; |
4319 | # else | |
2d8e6c8d | 4320 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab | 4321 | # endif |
a0d0e21e LW |
4322 | #endif |
4323 | } | |
146174a9 | 4324 | |
a0d0e21e LW |
4325 | SP = ORIGMARK; |
4326 | PUSHi(value); | |
4327 | RETURN; | |
4328 | } | |
4329 | ||
4330 | PP(pp_kill) | |
4331 | { | |
9cad6237 | 4332 | #ifdef HAS_KILL |
39644a26 | 4333 | dSP; dMARK; dTARGET; |
a0d0e21e | 4334 | I32 value; |
533c011a | 4335 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4336 | SP = MARK; |
4337 | PUSHi(value); | |
4338 | RETURN; | |
4339 | #else | |
0322a713 | 4340 | DIE(aTHX_ PL_no_func, "kill"); |
a0d0e21e LW |
4341 | #endif |
4342 | } | |
4343 | ||
4344 | PP(pp_getppid) | |
4345 | { | |
4346 | #ifdef HAS_GETPPID | |
39644a26 | 4347 | dSP; dTARGET; |
4d76a344 RGS |
4348 | # ifdef THREADS_HAVE_PIDS |
4349 | XPUSHi( PL_ppid ); | |
4350 | # else | |
a0d0e21e | 4351 | XPUSHi( getppid() ); |
4d76a344 | 4352 | # endif |
a0d0e21e LW |
4353 | RETURN; |
4354 | #else | |
cea2e8a9 | 4355 | DIE(aTHX_ PL_no_func, "getppid"); |
a0d0e21e LW |
4356 | #endif |
4357 | } | |
4358 | ||
4359 | PP(pp_getpgrp) | |
4360 | { | |
4361 | #ifdef HAS_GETPGRP | |
39644a26 | 4362 | dSP; dTARGET; |
d8a83dd3 | 4363 | Pid_t pid; |
9853a804 | 4364 | Pid_t pgrp; |
a0d0e21e LW |
4365 | |
4366 | if (MAXARG < 1) | |
4367 | pid = 0; | |
4368 | else | |
4369 | pid = SvIVx(POPs); | |
c3293030 | 4370 | #ifdef BSD_GETPGRP |
9853a804 | 4371 | pgrp = (I32)BSD_GETPGRP(pid); |
a0d0e21e | 4372 | #else |
146174a9 | 4373 | if (pid != 0 && pid != PerlProc_getpid()) |
cea2e8a9 | 4374 | DIE(aTHX_ "POSIX getpgrp can't take an argument"); |
9853a804 | 4375 | pgrp = getpgrp(); |
a0d0e21e | 4376 | #endif |
9853a804 | 4377 | XPUSHi(pgrp); |
a0d0e21e LW |
4378 | RETURN; |
4379 | #else | |
cea2e8a9 | 4380 | DIE(aTHX_ PL_no_func, "getpgrp()"); |
a0d0e21e LW |
4381 | #endif |
4382 | } | |
4383 | ||
4384 | PP(pp_setpgrp) | |
4385 | { | |
4386 | #ifdef HAS_SETPGRP | |
39644a26 | 4387 | dSP; dTARGET; |
d8a83dd3 JH |
4388 | Pid_t pgrp; |
4389 | Pid_t pid; | |
a0d0e21e LW |
4390 | if (MAXARG < 2) { |
4391 | pgrp = 0; | |
4392 | pid = 0; | |
4393 | } | |
4394 | else { | |
4395 | pgrp = POPi; | |
4396 | pid = TOPi; | |
4397 | } | |
4398 | ||
4399 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
4400 | #ifdef BSD_SETPGRP |
4401 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e | 4402 | #else |
146174a9 CB |
4403 | if ((pgrp != 0 && pgrp != PerlProc_getpid()) |
4404 | || (pid != 0 && pid != PerlProc_getpid())) | |
4405 | { | |
4406 | DIE(aTHX_ "setpgrp can't take arguments"); | |
4407 | } | |
a0d0e21e LW |
4408 | SETi( setpgrp() >= 0 ); |
4409 | #endif /* USE_BSDPGRP */ | |
4410 | RETURN; | |
4411 | #else | |
cea2e8a9 | 4412 | DIE(aTHX_ PL_no_func, "setpgrp()"); |
a0d0e21e LW |
4413 | #endif |
4414 | } | |
4415 | ||
4416 | PP(pp_getpriority) | |
4417 | { | |
a0d0e21e | 4418 | #ifdef HAS_GETPRIORITY |
9cad6237 | 4419 | dSP; dTARGET; |
d05c1ba0 JH |
4420 | int who = POPi; |
4421 | int which = TOPi; | |
a0d0e21e LW |
4422 | SETi( getpriority(which, who) ); |
4423 | RETURN; | |
4424 | #else | |
cea2e8a9 | 4425 | DIE(aTHX_ PL_no_func, "getpriority()"); |
a0d0e21e LW |
4426 | #endif |
4427 | } | |
4428 | ||
4429 | PP(pp_setpriority) | |
4430 | { | |
a0d0e21e | 4431 | #ifdef HAS_SETPRIORITY |
9cad6237 | 4432 | dSP; dTARGET; |
d05c1ba0 JH |
4433 | int niceval = POPi; |
4434 | int who = POPi; | |
4435 | int which = TOPi; | |
a0d0e21e LW |
4436 | TAINT_PROPER("setpriority"); |
4437 | SETi( setpriority(which, who, niceval) >= 0 ); | |
4438 | RETURN; | |
4439 | #else | |
cea2e8a9 | 4440 | DIE(aTHX_ PL_no_func, "setpriority()"); |
a0d0e21e LW |
4441 | #endif |
4442 | } | |
4443 | ||
4444 | /* Time calls. */ | |
4445 | ||
4446 | PP(pp_time) | |
4447 | { | |
39644a26 | 4448 | dSP; dTARGET; |
cbdc8872 | 4449 | #ifdef BIG_TIME |
4450 | XPUSHn( time(Null(Time_t*)) ); | |
4451 | #else | |
a0d0e21e | 4452 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 4453 | #endif |
a0d0e21e LW |
4454 | RETURN; |
4455 | } | |
4456 | ||
a0d0e21e LW |
4457 | PP(pp_tms) |
4458 | { | |
9cad6237 | 4459 | #ifdef HAS_TIMES |
39644a26 | 4460 | dSP; |
a0d0e21e | 4461 | EXTEND(SP, 4); |
a0d0e21e | 4462 | #ifndef VMS |
3280af22 | 4463 | (void)PerlProc_times(&PL_timesbuf); |
a0d0e21e | 4464 | #else |
6b88bc9c | 4465 | (void)PerlProc_times((tbuffer_t *)&PL_timesbuf); /* time.h uses different name for */ |
76e3520e GS |
4466 | /* struct tms, though same data */ |
4467 | /* is returned. */ | |
a0d0e21e LW |
4468 | #endif |
4469 | ||
5311654c | 4470 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_utime)/(NV)PL_clocktick))); |
a0d0e21e | 4471 | if (GIMME == G_ARRAY) { |
5311654c JH |
4472 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_stime)/(NV)PL_clocktick))); |
4473 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cutime)/(NV)PL_clocktick))); | |
4474 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/(NV)PL_clocktick))); | |
a0d0e21e LW |
4475 | } |
4476 | RETURN; | |
9cad6237 | 4477 | #else |
2f42fcb0 JH |
4478 | # ifdef PERL_MICRO |
4479 | dSP; | |
4480 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4481 | EXTEND(SP, 4); | |
4482 | if (GIMME == G_ARRAY) { | |
4483 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4484 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4485 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4486 | } | |
4487 | RETURN; | |
4488 | # else | |
9cad6237 | 4489 | DIE(aTHX_ "times not implemented"); |
2f42fcb0 | 4490 | # endif |
55497cff | 4491 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
4492 | } |
4493 | ||
4494 | PP(pp_localtime) | |
4495 | { | |
cea2e8a9 | 4496 | return pp_gmtime(); |
a0d0e21e LW |
4497 | } |
4498 | ||
4499 | PP(pp_gmtime) | |
4500 | { | |
39644a26 | 4501 | dSP; |
a0d0e21e LW |
4502 | Time_t when; |
4503 | struct tm *tmbuf; | |
4504 | static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
4505 | static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
4506 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
4507 | ||
4508 | if (MAXARG < 1) | |
4509 | (void)time(&when); | |
4510 | else | |
cbdc8872 | 4511 | #ifdef BIG_TIME |
4512 | when = (Time_t)SvNVx(POPs); | |
4513 | #else | |
a0d0e21e | 4514 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 4515 | #endif |
a0d0e21e | 4516 | |
533c011a | 4517 | if (PL_op->op_type == OP_LOCALTIME) |
a0d0e21e LW |
4518 | tmbuf = localtime(&when); |
4519 | else | |
4520 | tmbuf = gmtime(&when); | |
4521 | ||
a0d0e21e | 4522 | if (GIMME != G_ARRAY) { |
46fc3d4c | 4523 | SV *tsv; |
9a5ff6d9 AB |
4524 | EXTEND(SP, 1); |
4525 | EXTEND_MORTAL(1); | |
a0d0e21e LW |
4526 | if (!tmbuf) |
4527 | RETPUSHUNDEF; | |
be28567c | 4528 | tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d", |
f5a29b03 RB |
4529 | dayname[tmbuf->tm_wday], |
4530 | monname[tmbuf->tm_mon], | |
be28567c GS |
4531 | tmbuf->tm_mday, |
4532 | tmbuf->tm_hour, | |
4533 | tmbuf->tm_min, | |
4534 | tmbuf->tm_sec, | |
4535 | tmbuf->tm_year + 1900); | |
46fc3d4c | 4536 | PUSHs(sv_2mortal(tsv)); |
a0d0e21e LW |
4537 | } |
4538 | else if (tmbuf) { | |
9a5ff6d9 AB |
4539 | EXTEND(SP, 9); |
4540 | EXTEND_MORTAL(9); | |
4541 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); | |
c6419e06 JH |
4542 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_min))); |
4543 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour))); | |
4544 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday))); | |
4545 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mon))); | |
4546 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_year))); | |
4547 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_wday))); | |
4548 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_yday))); | |
4549 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_isdst))); | |
a0d0e21e LW |
4550 | } |
4551 | RETURN; | |
4552 | } | |
4553 | ||
4554 | PP(pp_alarm) | |
4555 | { | |
9cad6237 | 4556 | #ifdef HAS_ALARM |
39644a26 | 4557 | dSP; dTARGET; |
a0d0e21e | 4558 | int anum; |
a0d0e21e LW |
4559 | anum = POPi; |
4560 | anum = alarm((unsigned int)anum); | |
4561 | EXTEND(SP, 1); | |
4562 | if (anum < 0) | |
4563 | RETPUSHUNDEF; | |
c6419e06 | 4564 | PUSHi(anum); |
a0d0e21e LW |
4565 | RETURN; |
4566 | #else | |
0322a713 | 4567 | DIE(aTHX_ PL_no_func, "alarm"); |
a0d0e21e LW |
4568 | #endif |
4569 | } | |
4570 | ||
4571 | PP(pp_sleep) | |
4572 | { | |
39644a26 | 4573 | dSP; dTARGET; |
a0d0e21e LW |
4574 | I32 duration; |
4575 | Time_t lasttime; | |
4576 | Time_t when; | |
4577 | ||
4578 | (void)time(&lasttime); | |
4579 | if (MAXARG < 1) | |
76e3520e | 4580 | PerlProc_pause(); |
a0d0e21e LW |
4581 | else { |
4582 | duration = POPi; | |
76e3520e | 4583 | PerlProc_sleep((unsigned int)duration); |
a0d0e21e LW |
4584 | } |
4585 | (void)time(&when); | |
4586 | XPUSHi(when - lasttime); | |
4587 | RETURN; | |
4588 | } | |
4589 | ||
4590 | /* Shared memory. */ | |
4591 | ||
4592 | PP(pp_shmget) | |
4593 | { | |
cea2e8a9 | 4594 | return pp_semget(); |
a0d0e21e LW |
4595 | } |
4596 | ||
4597 | PP(pp_shmctl) | |
4598 | { | |
cea2e8a9 | 4599 | return pp_semctl(); |
a0d0e21e LW |
4600 | } |
4601 | ||
4602 | PP(pp_shmread) | |
4603 | { | |
cea2e8a9 | 4604 | return pp_shmwrite(); |
a0d0e21e LW |
4605 | } |
4606 | ||
4607 | PP(pp_shmwrite) | |
4608 | { | |
4609 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4610 | dSP; dMARK; dTARGET; |
533c011a | 4611 | I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0); |
a0d0e21e LW |
4612 | SP = MARK; |
4613 | PUSHi(value); | |
4614 | RETURN; | |
4615 | #else | |
cea2e8a9 | 4616 | return pp_semget(); |
a0d0e21e LW |
4617 | #endif |
4618 | } | |
4619 | ||
4620 | /* Message passing. */ | |
4621 | ||
4622 | PP(pp_msgget) | |
4623 | { | |
cea2e8a9 | 4624 | return pp_semget(); |
a0d0e21e LW |
4625 | } |
4626 | ||
4627 | PP(pp_msgctl) | |
4628 | { | |
cea2e8a9 | 4629 | return pp_semctl(); |
a0d0e21e LW |
4630 | } |
4631 | ||
4632 | PP(pp_msgsnd) | |
4633 | { | |
4634 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4635 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4636 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); |
4637 | SP = MARK; | |
4638 | PUSHi(value); | |
4639 | RETURN; | |
4640 | #else | |
cea2e8a9 | 4641 | return pp_semget(); |
a0d0e21e LW |
4642 | #endif |
4643 | } | |
4644 | ||
4645 | PP(pp_msgrcv) | |
4646 | { | |
4647 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4648 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4649 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); |
4650 | SP = MARK; | |
4651 | PUSHi(value); | |
4652 | RETURN; | |
4653 | #else | |
cea2e8a9 | 4654 | return pp_semget(); |
a0d0e21e LW |
4655 | #endif |
4656 | } | |
4657 | ||
4658 | /* Semaphores. */ | |
4659 | ||
4660 | PP(pp_semget) | |
4661 | { | |
4662 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4663 | dSP; dMARK; dTARGET; |
533c011a | 4664 | int anum = do_ipcget(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4665 | SP = MARK; |
4666 | if (anum == -1) | |
4667 | RETPUSHUNDEF; | |
4668 | PUSHi(anum); | |
4669 | RETURN; | |
4670 | #else | |
cea2e8a9 | 4671 | DIE(aTHX_ "System V IPC is not implemented on this machine"); |
a0d0e21e LW |
4672 | #endif |
4673 | } | |
4674 | ||
4675 | PP(pp_semctl) | |
4676 | { | |
4677 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4678 | dSP; dMARK; dTARGET; |
533c011a | 4679 | int anum = do_ipcctl(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4680 | SP = MARK; |
4681 | if (anum == -1) | |
4682 | RETSETUNDEF; | |
4683 | if (anum != 0) { | |
4684 | PUSHi(anum); | |
4685 | } | |
4686 | else { | |
8903cb82 | 4687 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
4688 | } |
4689 | RETURN; | |
4690 | #else | |
cea2e8a9 | 4691 | return pp_semget(); |
a0d0e21e LW |
4692 | #endif |
4693 | } | |
4694 | ||
4695 | PP(pp_semop) | |
4696 | { | |
4697 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4698 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4699 | I32 value = (I32)(do_semop(MARK, SP) >= 0); |
4700 | SP = MARK; | |
4701 | PUSHi(value); | |
4702 | RETURN; | |
4703 | #else | |
cea2e8a9 | 4704 | return pp_semget(); |
a0d0e21e LW |
4705 | #endif |
4706 | } | |
4707 | ||
4708 | /* Get system info. */ | |
4709 | ||
4710 | PP(pp_ghbyname) | |
4711 | { | |
693762b4 | 4712 | #ifdef HAS_GETHOSTBYNAME |
cea2e8a9 | 4713 | return pp_ghostent(); |
a0d0e21e | 4714 | #else |
cea2e8a9 | 4715 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
a0d0e21e LW |
4716 | #endif |
4717 | } | |
4718 | ||
4719 | PP(pp_ghbyaddr) | |
4720 | { | |
693762b4 | 4721 | #ifdef HAS_GETHOSTBYADDR |
cea2e8a9 | 4722 | return pp_ghostent(); |
a0d0e21e | 4723 | #else |
cea2e8a9 | 4724 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
a0d0e21e LW |
4725 | #endif |
4726 | } | |
4727 | ||
4728 | PP(pp_ghostent) | |
4729 | { | |
693762b4 | 4730 | #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT) |
9cad6237 | 4731 | dSP; |
533c011a | 4732 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4733 | register char **elem; |
4734 | register SV *sv; | |
dc45a647 | 4735 | #ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4736 | struct hostent *gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int); |
4737 | struct hostent *gethostbyname(Netdb_name_t); | |
4738 | struct hostent *gethostent(void); | |
a0d0e21e LW |
4739 | #endif |
4740 | struct hostent *hent; | |
4741 | unsigned long len; | |
2d8e6c8d | 4742 | STRLEN n_a; |
a0d0e21e LW |
4743 | |
4744 | EXTEND(SP, 10); | |
edd309b7 | 4745 | if (which == OP_GHBYNAME) { |
dc45a647 | 4746 | #ifdef HAS_GETHOSTBYNAME |
edd309b7 JH |
4747 | char* name = POPpbytex; |
4748 | hent = PerlSock_gethostbyname(name); | |
dc45a647 | 4749 | #else |
cea2e8a9 | 4750 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
dc45a647 | 4751 | #endif |
edd309b7 | 4752 | } |
a0d0e21e | 4753 | else if (which == OP_GHBYADDR) { |
dc45a647 | 4754 | #ifdef HAS_GETHOSTBYADDR |
a0d0e21e | 4755 | int addrtype = POPi; |
748a9306 | 4756 | SV *addrsv = POPs; |
a0d0e21e | 4757 | STRLEN addrlen; |
595ae481 | 4758 | Netdb_host_t addr = (Netdb_host_t) SvPVbyte(addrsv, addrlen); |
a0d0e21e | 4759 | |
4599a1de | 4760 | hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype); |
dc45a647 | 4761 | #else |
cea2e8a9 | 4762 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
dc45a647 | 4763 | #endif |
a0d0e21e LW |
4764 | } |
4765 | else | |
4766 | #ifdef HAS_GETHOSTENT | |
6ad3d225 | 4767 | hent = PerlSock_gethostent(); |
a0d0e21e | 4768 | #else |
cea2e8a9 | 4769 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4770 | #endif |
4771 | ||
4772 | #ifdef HOST_NOT_FOUND | |
10bc17b6 JH |
4773 | if (!hent) { |
4774 | #ifdef USE_REENTRANT_API | |
4775 | # ifdef USE_GETHOSTENT_ERRNO | |
4776 | h_errno = PL_reentrant_buffer->_gethostent_errno; | |
4777 | # endif | |
4778 | #endif | |
4779 | STATUS_NATIVE_SET(h_errno); | |
4780 | } | |
a0d0e21e LW |
4781 | #endif |
4782 | ||
4783 | if (GIMME != G_ARRAY) { | |
4784 | PUSHs(sv = sv_newmortal()); | |
4785 | if (hent) { | |
4786 | if (which == OP_GHBYNAME) { | |
fd0af264 | 4787 | if (hent->h_addr) |
4788 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
4789 | } |
4790 | else | |
4791 | sv_setpv(sv, (char*)hent->h_name); | |
4792 | } | |
4793 | RETURN; | |
4794 | } | |
4795 | ||
4796 | if (hent) { | |
3280af22 | 4797 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4798 | sv_setpv(sv, (char*)hent->h_name); |
3280af22 | 4799 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4800 | for (elem = hent->h_aliases; elem && *elem; elem++) { |
4801 | sv_catpv(sv, *elem); | |
4802 | if (elem[1]) | |
4803 | sv_catpvn(sv, " ", 1); | |
4804 | } | |
3280af22 | 4805 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4806 | sv_setiv(sv, (IV)hent->h_addrtype); |
3280af22 | 4807 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4808 | len = hent->h_length; |
1e422769 | 4809 | sv_setiv(sv, (IV)len); |
a0d0e21e LW |
4810 | #ifdef h_addr |
4811 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3280af22 | 4812 | XPUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4813 | sv_setpvn(sv, *elem, len); |
4814 | } | |
4815 | #else | |
6b88bc9c | 4816 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
fd0af264 | 4817 | if (hent->h_addr) |
4818 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
4819 | #endif /* h_addr */ |
4820 | } | |
4821 | RETURN; | |
4822 | #else | |
cea2e8a9 | 4823 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4824 | #endif |
4825 | } | |
4826 | ||
4827 | PP(pp_gnbyname) | |
4828 | { | |
693762b4 | 4829 | #ifdef HAS_GETNETBYNAME |
cea2e8a9 | 4830 | return pp_gnetent(); |
a0d0e21e | 4831 | #else |
cea2e8a9 | 4832 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
a0d0e21e LW |
4833 | #endif |
4834 | } | |
4835 | ||
4836 | PP(pp_gnbyaddr) | |
4837 | { | |
693762b4 | 4838 | #ifdef HAS_GETNETBYADDR |
cea2e8a9 | 4839 | return pp_gnetent(); |
a0d0e21e | 4840 | #else |
cea2e8a9 | 4841 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
a0d0e21e LW |
4842 | #endif |
4843 | } | |
4844 | ||
4845 | PP(pp_gnetent) | |
4846 | { | |
693762b4 | 4847 | #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT) |
9cad6237 | 4848 | dSP; |
533c011a | 4849 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4850 | register char **elem; |
4851 | register SV *sv; | |
dc45a647 | 4852 | #ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4853 | struct netent *getnetbyaddr(Netdb_net_t, int); |
4854 | struct netent *getnetbyname(Netdb_name_t); | |
4855 | struct netent *getnetent(void); | |
8ac85365 | 4856 | #endif |
a0d0e21e | 4857 | struct netent *nent; |
2d8e6c8d | 4858 | STRLEN n_a; |
a0d0e21e | 4859 | |
edd309b7 | 4860 | if (which == OP_GNBYNAME){ |
dc45a647 | 4861 | #ifdef HAS_GETNETBYNAME |
edd309b7 JH |
4862 | char *name = POPpbytex; |
4863 | nent = PerlSock_getnetbyname(name); | |
dc45a647 | 4864 | #else |
cea2e8a9 | 4865 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
dc45a647 | 4866 | #endif |
edd309b7 | 4867 | } |
a0d0e21e | 4868 | else if (which == OP_GNBYADDR) { |
dc45a647 | 4869 | #ifdef HAS_GETNETBYADDR |
a0d0e21e | 4870 | int addrtype = POPi; |
3bb7c1b4 | 4871 | Netdb_net_t addr = (Netdb_net_t) (U32)POPu; |
76e3520e | 4872 | nent = PerlSock_getnetbyaddr(addr, addrtype); |
dc45a647 | 4873 | #else |
cea2e8a9 | 4874 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
dc45a647 | 4875 | #endif |
a0d0e21e LW |
4876 | } |
4877 | else | |
dc45a647 | 4878 | #ifdef HAS_GETNETENT |
76e3520e | 4879 | nent = PerlSock_getnetent(); |
dc45a647 | 4880 | #else |
cea2e8a9 | 4881 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
dc45a647 | 4882 | #endif |
a0d0e21e | 4883 | |
10bc17b6 JH |
4884 | #ifdef HOST_NOT_FOUND |
4885 | if (!nent) { | |
4886 | #ifdef USE_REENTRANT_API | |
4887 | # ifdef USE_GETNETENT_ERRNO | |
4888 | h_errno = PL_reentrant_buffer->_getnetent_errno; | |
4889 | # endif | |
4890 | #endif | |
4891 | STATUS_NATIVE_SET(h_errno); | |
4892 | } | |
4893 | #endif | |
4894 | ||
a0d0e21e LW |
4895 | EXTEND(SP, 4); |
4896 | if (GIMME != G_ARRAY) { | |
4897 | PUSHs(sv = sv_newmortal()); | |
4898 | if (nent) { | |
4899 | if (which == OP_GNBYNAME) | |
1e422769 | 4900 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4901 | else |
4902 | sv_setpv(sv, nent->n_name); | |
4903 | } | |
4904 | RETURN; | |
4905 | } | |
4906 | ||
4907 | if (nent) { | |
3280af22 | 4908 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4909 | sv_setpv(sv, nent->n_name); |
3280af22 | 4910 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4911 | for (elem = nent->n_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4912 | sv_catpv(sv, *elem); |
4913 | if (elem[1]) | |
4914 | sv_catpvn(sv, " ", 1); | |
4915 | } | |
3280af22 | 4916 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4917 | sv_setiv(sv, (IV)nent->n_addrtype); |
3280af22 | 4918 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4919 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4920 | } |
4921 | ||
4922 | RETURN; | |
4923 | #else | |
cea2e8a9 | 4924 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
a0d0e21e LW |
4925 | #endif |
4926 | } | |
4927 | ||
4928 | PP(pp_gpbyname) | |
4929 | { | |
693762b4 | 4930 | #ifdef HAS_GETPROTOBYNAME |
cea2e8a9 | 4931 | return pp_gprotoent(); |
a0d0e21e | 4932 | #else |
cea2e8a9 | 4933 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
a0d0e21e LW |
4934 | #endif |
4935 | } | |
4936 | ||
4937 | PP(pp_gpbynumber) | |
4938 | { | |
693762b4 | 4939 | #ifdef HAS_GETPROTOBYNUMBER |
cea2e8a9 | 4940 | return pp_gprotoent(); |
a0d0e21e | 4941 | #else |
cea2e8a9 | 4942 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
a0d0e21e LW |
4943 | #endif |
4944 | } | |
4945 | ||
4946 | PP(pp_gprotoent) | |
4947 | { | |
693762b4 | 4948 | #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT) |
9cad6237 | 4949 | dSP; |
533c011a | 4950 | I32 which = PL_op->op_type; |
a0d0e21e | 4951 | register char **elem; |
301e8125 | 4952 | register SV *sv; |
dc45a647 | 4953 | #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4954 | struct protoent *getprotobyname(Netdb_name_t); |
4955 | struct protoent *getprotobynumber(int); | |
4956 | struct protoent *getprotoent(void); | |
8ac85365 | 4957 | #endif |
a0d0e21e | 4958 | struct protoent *pent; |
2d8e6c8d | 4959 | STRLEN n_a; |
a0d0e21e | 4960 | |
edd309b7 | 4961 | if (which == OP_GPBYNAME) { |
e5c9fcd0 | 4962 | #ifdef HAS_GETPROTOBYNAME |
edd309b7 JH |
4963 | char* name = POPpbytex; |
4964 | pent = PerlSock_getprotobyname(name); | |
e5c9fcd0 | 4965 | #else |
cea2e8a9 | 4966 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
e5c9fcd0 | 4967 | #endif |
edd309b7 JH |
4968 | } |
4969 | else if (which == OP_GPBYNUMBER) { | |
e5c9fcd0 | 4970 | #ifdef HAS_GETPROTOBYNUMBER |
edd309b7 JH |
4971 | int number = POPi; |
4972 | pent = PerlSock_getprotobynumber(number); | |
e5c9fcd0 | 4973 | #else |
edd309b7 | 4974 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
e5c9fcd0 | 4975 | #endif |
edd309b7 | 4976 | } |
a0d0e21e | 4977 | else |
e5c9fcd0 | 4978 | #ifdef HAS_GETPROTOENT |
6ad3d225 | 4979 | pent = PerlSock_getprotoent(); |
e5c9fcd0 | 4980 | #else |
cea2e8a9 | 4981 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
e5c9fcd0 | 4982 | #endif |
a0d0e21e LW |
4983 | |
4984 | EXTEND(SP, 3); | |
4985 | if (GIMME != G_ARRAY) { | |
4986 | PUSHs(sv = sv_newmortal()); | |
4987 | if (pent) { | |
4988 | if (which == OP_GPBYNAME) | |
1e422769 | 4989 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
4990 | else |
4991 | sv_setpv(sv, pent->p_name); | |
4992 | } | |
4993 | RETURN; | |
4994 | } | |
4995 | ||
4996 | if (pent) { | |
3280af22 | 4997 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4998 | sv_setpv(sv, pent->p_name); |
3280af22 | 4999 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5000 | for (elem = pent->p_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5001 | sv_catpv(sv, *elem); |
5002 | if (elem[1]) | |
5003 | sv_catpvn(sv, " ", 1); | |
5004 | } | |
3280af22 | 5005 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5006 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
5007 | } |
5008 | ||
5009 | RETURN; | |
5010 | #else | |
cea2e8a9 | 5011 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
a0d0e21e LW |
5012 | #endif |
5013 | } | |
5014 | ||
5015 | PP(pp_gsbyname) | |
5016 | { | |
9ec75305 | 5017 | #ifdef HAS_GETSERVBYNAME |
cea2e8a9 | 5018 | return pp_gservent(); |
a0d0e21e | 5019 | #else |
cea2e8a9 | 5020 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
a0d0e21e LW |
5021 | #endif |
5022 | } | |
5023 | ||
5024 | PP(pp_gsbyport) | |
5025 | { | |
9ec75305 | 5026 | #ifdef HAS_GETSERVBYPORT |
cea2e8a9 | 5027 | return pp_gservent(); |
a0d0e21e | 5028 | #else |
cea2e8a9 | 5029 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
a0d0e21e LW |
5030 | #endif |
5031 | } | |
5032 | ||
5033 | PP(pp_gservent) | |
5034 | { | |
693762b4 | 5035 | #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT) |
9cad6237 | 5036 | dSP; |
533c011a | 5037 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5038 | register char **elem; |
5039 | register SV *sv; | |
dc45a647 | 5040 | #ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
5041 | struct servent *getservbyname(Netdb_name_t, Netdb_name_t); |
5042 | struct servent *getservbyport(int, Netdb_name_t); | |
5043 | struct servent *getservent(void); | |
8ac85365 | 5044 | #endif |
a0d0e21e | 5045 | struct servent *sent; |
2d8e6c8d | 5046 | STRLEN n_a; |
a0d0e21e LW |
5047 | |
5048 | if (which == OP_GSBYNAME) { | |
dc45a647 | 5049 | #ifdef HAS_GETSERVBYNAME |
42e0c139 AP |
5050 | char *proto = POPpbytex; |
5051 | char *name = POPpbytex; | |
a0d0e21e LW |
5052 | |
5053 | if (proto && !*proto) | |
5054 | proto = Nullch; | |
5055 | ||
6ad3d225 | 5056 | sent = PerlSock_getservbyname(name, proto); |
dc45a647 | 5057 | #else |
cea2e8a9 | 5058 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
dc45a647 | 5059 | #endif |
a0d0e21e LW |
5060 | } |
5061 | else if (which == OP_GSBYPORT) { | |
dc45a647 | 5062 | #ifdef HAS_GETSERVBYPORT |
42e0c139 | 5063 | char *proto = POPpbytex; |
eb160463 | 5064 | unsigned short port = (unsigned short)POPu; |
a0d0e21e | 5065 | |
2b872cca SR |
5066 | if (proto && !*proto) |
5067 | proto = Nullch; | |
5068 | ||
36477c24 | 5069 | #ifdef HAS_HTONS |
6ad3d225 | 5070 | port = PerlSock_htons(port); |
36477c24 | 5071 | #endif |
6ad3d225 | 5072 | sent = PerlSock_getservbyport(port, proto); |
dc45a647 | 5073 | #else |
cea2e8a9 | 5074 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
dc45a647 | 5075 | #endif |
a0d0e21e LW |
5076 | } |
5077 | else | |
e5c9fcd0 | 5078 | #ifdef HAS_GETSERVENT |
6ad3d225 | 5079 | sent = PerlSock_getservent(); |
e5c9fcd0 | 5080 | #else |
cea2e8a9 | 5081 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
e5c9fcd0 | 5082 | #endif |
a0d0e21e LW |
5083 | |
5084 | EXTEND(SP, 4); | |
5085 | if (GIMME != G_ARRAY) { | |
5086 | PUSHs(sv = sv_newmortal()); | |
5087 | if (sent) { | |
5088 | if (which == OP_GSBYNAME) { | |
5089 | #ifdef HAS_NTOHS | |
6ad3d225 | 5090 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5091 | #else |
1e422769 | 5092 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e LW |
5093 | #endif |
5094 | } | |
5095 | else | |
5096 | sv_setpv(sv, sent->s_name); | |
5097 | } | |
5098 | RETURN; | |
5099 | } | |
5100 | ||
5101 | if (sent) { | |
3280af22 | 5102 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5103 | sv_setpv(sv, sent->s_name); |
3280af22 | 5104 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5105 | for (elem = sent->s_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5106 | sv_catpv(sv, *elem); |
5107 | if (elem[1]) | |
5108 | sv_catpvn(sv, " ", 1); | |
5109 | } | |
3280af22 | 5110 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5111 | #ifdef HAS_NTOHS |
76e3520e | 5112 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5113 | #else |
1e422769 | 5114 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e | 5115 | #endif |
3280af22 | 5116 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
5117 | sv_setpv(sv, sent->s_proto); |
5118 | } | |
5119 | ||
5120 | RETURN; | |
5121 | #else | |
cea2e8a9 | 5122 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
a0d0e21e LW |
5123 | #endif |
5124 | } | |
5125 | ||
5126 | PP(pp_shostent) | |
5127 | { | |
693762b4 | 5128 | #ifdef HAS_SETHOSTENT |
9cad6237 | 5129 | dSP; |
76e3520e | 5130 | PerlSock_sethostent(TOPi); |
a0d0e21e LW |
5131 | RETSETYES; |
5132 | #else | |
cea2e8a9 | 5133 | DIE(aTHX_ PL_no_sock_func, "sethostent"); |
a0d0e21e LW |
5134 | #endif |
5135 | } | |
5136 | ||
5137 | PP(pp_snetent) | |
5138 | { | |
693762b4 | 5139 | #ifdef HAS_SETNETENT |
9cad6237 | 5140 | dSP; |
76e3520e | 5141 | PerlSock_setnetent(TOPi); |
a0d0e21e LW |
5142 | RETSETYES; |
5143 | #else | |
cea2e8a9 | 5144 | DIE(aTHX_ PL_no_sock_func, "setnetent"); |
a0d0e21e LW |
5145 | #endif |
5146 | } | |
5147 | ||
5148 | PP(pp_sprotoent) | |
5149 | { | |
693762b4 | 5150 | #ifdef HAS_SETPROTOENT |
9cad6237 | 5151 | dSP; |
76e3520e | 5152 | PerlSock_setprotoent(TOPi); |
a0d0e21e LW |
5153 | RETSETYES; |
5154 | #else | |
cea2e8a9 | 5155 | DIE(aTHX_ PL_no_sock_func, "setprotoent"); |
a0d0e21e LW |
5156 | #endif |
5157 | } | |
5158 | ||
5159 | PP(pp_sservent) | |
5160 | { | |
693762b4 | 5161 | #ifdef HAS_SETSERVENT |
9cad6237 | 5162 | dSP; |
76e3520e | 5163 | PerlSock_setservent(TOPi); |
a0d0e21e LW |
5164 | RETSETYES; |
5165 | #else | |
cea2e8a9 | 5166 | DIE(aTHX_ PL_no_sock_func, "setservent"); |
a0d0e21e LW |
5167 | #endif |
5168 | } | |
5169 | ||
5170 | PP(pp_ehostent) | |
5171 | { | |
693762b4 | 5172 | #ifdef HAS_ENDHOSTENT |
9cad6237 | 5173 | dSP; |
76e3520e | 5174 | PerlSock_endhostent(); |
924508f0 | 5175 | EXTEND(SP,1); |
a0d0e21e LW |
5176 | RETPUSHYES; |
5177 | #else | |
cea2e8a9 | 5178 | DIE(aTHX_ PL_no_sock_func, "endhostent"); |
a0d0e21e LW |
5179 | #endif |
5180 | } | |
5181 | ||
5182 | PP(pp_enetent) | |
5183 | { | |
693762b4 | 5184 | #ifdef HAS_ENDNETENT |
9cad6237 | 5185 | dSP; |
76e3520e | 5186 | PerlSock_endnetent(); |
924508f0 | 5187 | EXTEND(SP,1); |
a0d0e21e LW |
5188 | RETPUSHYES; |
5189 | #else | |
cea2e8a9 | 5190 | DIE(aTHX_ PL_no_sock_func, "endnetent"); |
a0d0e21e LW |
5191 | #endif |
5192 | } | |
5193 | ||
5194 | PP(pp_eprotoent) | |
5195 | { | |
693762b4 | 5196 | #ifdef HAS_ENDPROTOENT |
9cad6237 | 5197 | dSP; |
76e3520e | 5198 | PerlSock_endprotoent(); |
924508f0 | 5199 | EXTEND(SP,1); |
a0d0e21e LW |
5200 | RETPUSHYES; |
5201 | #else | |
cea2e8a9 | 5202 | DIE(aTHX_ PL_no_sock_func, "endprotoent"); |
a0d0e21e LW |
5203 | #endif |
5204 | } | |
5205 | ||
5206 | PP(pp_eservent) | |
5207 | { | |
693762b4 | 5208 | #ifdef HAS_ENDSERVENT |
9cad6237 | 5209 | dSP; |
76e3520e | 5210 | PerlSock_endservent(); |
924508f0 | 5211 | EXTEND(SP,1); |
a0d0e21e LW |
5212 | RETPUSHYES; |
5213 | #else | |
cea2e8a9 | 5214 | DIE(aTHX_ PL_no_sock_func, "endservent"); |
a0d0e21e LW |
5215 | #endif |
5216 | } | |
5217 | ||
5218 | PP(pp_gpwnam) | |
5219 | { | |
5220 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5221 | return pp_gpwent(); |
a0d0e21e | 5222 | #else |
cea2e8a9 | 5223 | DIE(aTHX_ PL_no_func, "getpwnam"); |
a0d0e21e LW |
5224 | #endif |
5225 | } | |
5226 | ||
5227 | PP(pp_gpwuid) | |
5228 | { | |
5229 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5230 | return pp_gpwent(); |
a0d0e21e | 5231 | #else |
cea2e8a9 | 5232 | DIE(aTHX_ PL_no_func, "getpwuid"); |
a0d0e21e LW |
5233 | #endif |
5234 | } | |
5235 | ||
5236 | PP(pp_gpwent) | |
5237 | { | |
0994c4d0 | 5238 | #ifdef HAS_PASSWD |
9cad6237 | 5239 | dSP; |
533c011a | 5240 | I32 which = PL_op->op_type; |
a0d0e21e | 5241 | register SV *sv; |
2d8e6c8d | 5242 | STRLEN n_a; |
e3aefe8d | 5243 | struct passwd *pwent = NULL; |
301e8125 | 5244 | /* |
bcf53261 JH |
5245 | * We currently support only the SysV getsp* shadow password interface. |
5246 | * The interface is declared in <shadow.h> and often one needs to link | |
5247 | * with -lsecurity or some such. | |
5248 | * This interface is used at least by Solaris, HP-UX, IRIX, and Linux. | |
5249 | * (and SCO?) | |
5250 | * | |
5251 | * AIX getpwnam() is clever enough to return the encrypted password | |
5252 | * only if the caller (euid?) is root. | |
5253 | * | |
e549f1c5 | 5254 | * There are at least three other shadow password APIs. Many platforms |
bcf53261 JH |
5255 | * seem to contain more than one interface for accessing the shadow |
5256 | * password databases, possibly for compatibility reasons. | |
3813c136 | 5257 | * The getsp*() is by far he simplest one, the other two interfaces |
bcf53261 JH |
5258 | * are much more complicated, but also very similar to each other. |
5259 | * | |
5260 | * <sys/types.h> | |
5261 | * <sys/security.h> | |
5262 | * <prot.h> | |
5263 | * struct pr_passwd *getprpw*(); | |
5264 | * The password is in | |
3813c136 JH |
5265 | * char getprpw*(...).ufld.fd_encrypt[] |
5266 | * Mention HAS_GETPRPWNAM here so that Configure probes for it. | |
bcf53261 JH |
5267 | * |
5268 | * <sys/types.h> | |
5269 | * <sys/security.h> | |
5270 | * <prot.h> | |
5271 | * struct es_passwd *getespw*(); | |
5272 | * The password is in | |
5273 | * char *(getespw*(...).ufld.fd_encrypt) | |
3813c136 | 5274 | * Mention HAS_GETESPWNAM here so that Configure probes for it. |
bcf53261 | 5275 | * |
e1920a95 | 5276 | * <userpw.h> (AIX) |
e549f1c5 JH |
5277 | * struct userpw *getuserpw(); |
5278 | * The password is in | |
5279 | * char *(getuserpw(...)).spw_upw_passwd | |
5280 | * (but the de facto standard getpwnam() should work okay) | |
5281 | * | |
3813c136 | 5282 | * Mention I_PROT here so that Configure probes for it. |
bcf53261 JH |
5283 | * |
5284 | * In HP-UX for getprpw*() the manual page claims that one should include | |
5285 | * <hpsecurity.h> instead of <sys/security.h>, but that is not needed | |
5286 | * if one includes <shadow.h> as that includes <hpsecurity.h>, | |
5287 | * and pp_sys.c already includes <shadow.h> if there is such. | |
3813c136 JH |
5288 | * |
5289 | * Note that <sys/security.h> is already probed for, but currently | |
5290 | * it is only included in special cases. | |
301e8125 | 5291 | * |
bcf53261 JH |
5292 | * In Digital UNIX/Tru64 if using the getespw*() (which seems to be |
5293 | * be preferred interface, even though also the getprpw*() interface | |
5294 | * is available) one needs to link with -lsecurity -ldb -laud -lm. | |
3813c136 JH |
5295 | * One also needs to call set_auth_parameters() in main() before |
5296 | * doing anything else, whether one is using getespw*() or getprpw*(). | |
5297 | * | |
5298 | * Note that accessing the shadow databases can be magnitudes | |
5299 | * slower than accessing the standard databases. | |
bcf53261 JH |
5300 | * |
5301 | * --jhi | |
5302 | */ | |
a0d0e21e | 5303 | |
9e5f0c48 JH |
5304 | # if defined(__CYGWIN__) && defined(USE_REENTRANT_API) |
5305 | /* Cygwin 1.5.3-1 has buggy getpwnam_r() and getpwuid_r(): | |
5306 | * the pw_comment is left uninitialized. */ | |
5307 | PL_reentrant_buffer->_pwent_struct.pw_comment = NULL; | |
5308 | # endif | |
5309 | ||
e3aefe8d JH |
5310 | switch (which) { |
5311 | case OP_GPWNAM: | |
edd309b7 JH |
5312 | { |
5313 | char* name = POPpbytex; | |
5314 | pwent = getpwnam(name); | |
5315 | } | |
5316 | break; | |
e3aefe8d | 5317 | case OP_GPWUID: |
edd309b7 JH |
5318 | { |
5319 | Uid_t uid = POPi; | |
5320 | pwent = getpwuid(uid); | |
5321 | } | |
e3aefe8d JH |
5322 | break; |
5323 | case OP_GPWENT: | |
1883634f | 5324 | # ifdef HAS_GETPWENT |
e3aefe8d | 5325 | pwent = getpwent(); |
faea9016 IRC |
5326 | #ifdef POSIX_BC /* In some cases pw_passwd has invalid addresses */ |
5327 | if (pwent) pwent = getpwnam(pwent->pw_name); | |
5328 | #endif | |
1883634f | 5329 | # else |
a45d1c96 | 5330 | DIE(aTHX_ PL_no_func, "getpwent"); |
1883634f | 5331 | # endif |
e3aefe8d JH |
5332 | break; |
5333 | } | |
8c0bfa08 | 5334 | |
a0d0e21e LW |
5335 | EXTEND(SP, 10); |
5336 | if (GIMME != G_ARRAY) { | |
5337 | PUSHs(sv = sv_newmortal()); | |
5338 | if (pwent) { | |
5339 | if (which == OP_GPWNAM) | |
1883634f | 5340 | # if Uid_t_sign <= 0 |
1e422769 | 5341 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5342 | # else |
23dcd6c8 | 5343 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5344 | # endif |
a0d0e21e LW |
5345 | else |
5346 | sv_setpv(sv, pwent->pw_name); | |
5347 | } | |
5348 | RETURN; | |
5349 | } | |
5350 | ||
5351 | if (pwent) { | |
3280af22 | 5352 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5353 | sv_setpv(sv, pwent->pw_name); |
6ee623d5 | 5354 | |
3280af22 | 5355 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3813c136 JH |
5356 | SvPOK_off(sv); |
5357 | /* If we have getspnam(), we try to dig up the shadow | |
5358 | * password. If we are underprivileged, the shadow | |
5359 | * interface will set the errno to EACCES or similar, | |
5360 | * and return a null pointer. If this happens, we will | |
5361 | * use the dummy password (usually "*" or "x") from the | |
5362 | * standard password database. | |
5363 | * | |
5364 | * In theory we could skip the shadow call completely | |
5365 | * if euid != 0 but in practice we cannot know which | |
5366 | * security measures are guarding the shadow databases | |
5367 | * on a random platform. | |
5368 | * | |
5369 | * Resist the urge to use additional shadow interfaces. | |
5370 | * Divert the urge to writing an extension instead. | |
5371 | * | |
5372 | * --jhi */ | |
e549f1c5 JH |
5373 | /* Some AIX setups falsely(?) detect some getspnam(), which |
5374 | * has a different API than the Solaris/IRIX one. */ | |
5375 | # if defined(HAS_GETSPNAM) && !defined(_AIX) | |
3813c136 JH |
5376 | { |
5377 | struct spwd *spwent; | |
5378 | int saverrno; /* Save and restore errno so that | |
5379 | * underprivileged attempts seem | |
5380 | * to have never made the unsccessful | |
5381 | * attempt to retrieve the shadow password. */ | |
5382 | ||
5383 | saverrno = errno; | |
5384 | spwent = getspnam(pwent->pw_name); | |
5385 | errno = saverrno; | |
5386 | if (spwent && spwent->sp_pwdp) | |
5387 | sv_setpv(sv, spwent->sp_pwdp); | |
5388 | } | |
f1066039 | 5389 | # endif |
e020c87d | 5390 | # ifdef PWPASSWD |
3813c136 JH |
5391 | if (!SvPOK(sv)) /* Use the standard password, then. */ |
5392 | sv_setpv(sv, pwent->pw_passwd); | |
e020c87d | 5393 | # endif |
3813c136 | 5394 | |
1883634f | 5395 | # ifndef INCOMPLETE_TAINTS |
3813c136 JH |
5396 | /* passwd is tainted because user himself can diddle with it. |
5397 | * admittedly not much and in a very limited way, but nevertheless. */ | |
2959b6e3 | 5398 | SvTAINTED_on(sv); |
1883634f | 5399 | # endif |
6ee623d5 | 5400 | |
3280af22 | 5401 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5402 | # if Uid_t_sign <= 0 |
1e422769 | 5403 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5404 | # else |
23dcd6c8 | 5405 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5406 | # endif |
6ee623d5 | 5407 | |
3280af22 | 5408 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5409 | # if Uid_t_sign <= 0 |
1e422769 | 5410 | sv_setiv(sv, (IV)pwent->pw_gid); |
1883634f | 5411 | # else |
23dcd6c8 | 5412 | sv_setuv(sv, (UV)pwent->pw_gid); |
1883634f | 5413 | # endif |
3813c136 JH |
5414 | /* pw_change, pw_quota, and pw_age are mutually exclusive-- |
5415 | * because of the poor interface of the Perl getpw*(), | |
5416 | * not because there's some standard/convention saying so. | |
5417 | * A better interface would have been to return a hash, | |
5418 | * but we are accursed by our history, alas. --jhi. */ | |
3280af22 | 5419 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5420 | # ifdef PWCHANGE |
1e422769 | 5421 | sv_setiv(sv, (IV)pwent->pw_change); |
6ee623d5 | 5422 | # else |
1883634f JH |
5423 | # ifdef PWQUOTA |
5424 | sv_setiv(sv, (IV)pwent->pw_quota); | |
5425 | # else | |
a1757be1 | 5426 | # ifdef PWAGE |
a0d0e21e | 5427 | sv_setpv(sv, pwent->pw_age); |
a1757be1 | 5428 | # endif |
6ee623d5 GS |
5429 | # endif |
5430 | # endif | |
6ee623d5 | 5431 | |
3813c136 JH |
5432 | /* pw_class and pw_comment are mutually exclusive--. |
5433 | * see the above note for pw_change, pw_quota, and pw_age. */ | |
3280af22 | 5434 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5435 | # ifdef PWCLASS |
a0d0e21e | 5436 | sv_setpv(sv, pwent->pw_class); |
1883634f JH |
5437 | # else |
5438 | # ifdef PWCOMMENT | |
a0d0e21e | 5439 | sv_setpv(sv, pwent->pw_comment); |
1883634f | 5440 | # endif |
6ee623d5 | 5441 | # endif |
6ee623d5 | 5442 | |
3280af22 | 5443 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5444 | # ifdef PWGECOS |
a0d0e21e | 5445 | sv_setpv(sv, pwent->pw_gecos); |
1883634f JH |
5446 | # endif |
5447 | # ifndef INCOMPLETE_TAINTS | |
d2719217 | 5448 | /* pw_gecos is tainted because user himself can diddle with it. */ |
fb73857a | 5449 | SvTAINTED_on(sv); |
1883634f | 5450 | # endif |
6ee623d5 | 5451 | |
3280af22 | 5452 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5453 | sv_setpv(sv, pwent->pw_dir); |
6ee623d5 | 5454 | |
3280af22 | 5455 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5456 | sv_setpv(sv, pwent->pw_shell); |
1883634f | 5457 | # ifndef INCOMPLETE_TAINTS |
4602f195 JH |
5458 | /* pw_shell is tainted because user himself can diddle with it. */ |
5459 | SvTAINTED_on(sv); | |
1883634f | 5460 | # endif |
6ee623d5 | 5461 | |
1883634f | 5462 | # ifdef PWEXPIRE |
6b88bc9c | 5463 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5464 | sv_setiv(sv, (IV)pwent->pw_expire); |
1883634f | 5465 | # endif |
a0d0e21e LW |
5466 | } |
5467 | RETURN; | |
5468 | #else | |
cea2e8a9 | 5469 | DIE(aTHX_ PL_no_func, "getpwent"); |
a0d0e21e LW |
5470 | #endif |
5471 | } | |
5472 | ||
5473 | PP(pp_spwent) | |
5474 | { | |
d493b042 | 5475 | #if defined(HAS_PASSWD) && defined(HAS_SETPWENT) |
9cad6237 | 5476 | dSP; |
a0d0e21e LW |
5477 | setpwent(); |
5478 | RETPUSHYES; | |
5479 | #else | |
cea2e8a9 | 5480 | DIE(aTHX_ PL_no_func, "setpwent"); |
a0d0e21e LW |
5481 | #endif |
5482 | } | |
5483 | ||
5484 | PP(pp_epwent) | |
5485 | { | |
28e8609d | 5486 | #if defined(HAS_PASSWD) && defined(HAS_ENDPWENT) |
9cad6237 | 5487 | dSP; |
a0d0e21e LW |
5488 | endpwent(); |
5489 | RETPUSHYES; | |
5490 | #else | |
cea2e8a9 | 5491 | DIE(aTHX_ PL_no_func, "endpwent"); |
a0d0e21e LW |
5492 | #endif |
5493 | } | |
5494 | ||
5495 | PP(pp_ggrnam) | |
5496 | { | |
5497 | #ifdef HAS_GROUP | |
cea2e8a9 | 5498 | return pp_ggrent(); |
a0d0e21e | 5499 | #else |
cea2e8a9 | 5500 | DIE(aTHX_ PL_no_func, "getgrnam"); |
a0d0e21e LW |
5501 | #endif |
5502 | } | |
5503 | ||
5504 | PP(pp_ggrgid) | |
5505 | { | |
5506 | #ifdef HAS_GROUP | |
cea2e8a9 | 5507 | return pp_ggrent(); |
a0d0e21e | 5508 | #else |
cea2e8a9 | 5509 | DIE(aTHX_ PL_no_func, "getgrgid"); |
a0d0e21e LW |
5510 | #endif |
5511 | } | |
5512 | ||
5513 | PP(pp_ggrent) | |
5514 | { | |
0994c4d0 | 5515 | #ifdef HAS_GROUP |
9cad6237 | 5516 | dSP; |
533c011a | 5517 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5518 | register char **elem; |
5519 | register SV *sv; | |
5520 | struct group *grent; | |
2d8e6c8d | 5521 | STRLEN n_a; |
a0d0e21e | 5522 | |
edd309b7 JH |
5523 | if (which == OP_GGRNAM) { |
5524 | char* name = POPpbytex; | |
5525 | grent = (struct group *)getgrnam(name); | |
5526 | } | |
5527 | else if (which == OP_GGRGID) { | |
5528 | Gid_t gid = POPi; | |
5529 | grent = (struct group *)getgrgid(gid); | |
5530 | } | |
a0d0e21e | 5531 | else |
0994c4d0 | 5532 | #ifdef HAS_GETGRENT |
a0d0e21e | 5533 | grent = (struct group *)getgrent(); |
0994c4d0 JH |
5534 | #else |
5535 | DIE(aTHX_ PL_no_func, "getgrent"); | |
5536 | #endif | |
a0d0e21e LW |
5537 | |
5538 | EXTEND(SP, 4); | |
5539 | if (GIMME != G_ARRAY) { | |
5540 | PUSHs(sv = sv_newmortal()); | |
5541 | if (grent) { | |
5542 | if (which == OP_GGRNAM) | |
1e422769 | 5543 | sv_setiv(sv, (IV)grent->gr_gid); |
a0d0e21e LW |
5544 | else |
5545 | sv_setpv(sv, grent->gr_name); | |
5546 | } | |
5547 | RETURN; | |
5548 | } | |
5549 | ||
5550 | if (grent) { | |
3280af22 | 5551 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5552 | sv_setpv(sv, grent->gr_name); |
28e8609d | 5553 | |
3280af22 | 5554 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
28e8609d | 5555 | #ifdef GRPASSWD |
a0d0e21e | 5556 | sv_setpv(sv, grent->gr_passwd); |
28e8609d JH |
5557 | #endif |
5558 | ||
3280af22 | 5559 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5560 | sv_setiv(sv, (IV)grent->gr_gid); |
28e8609d | 5561 | |
5b56e7c5 | 5562 | #if !(defined(_CRAYMPP) && defined(USE_REENTRANT_API)) |
3280af22 | 5563 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3d7e8424 JH |
5564 | /* In UNICOS/mk (_CRAYMPP) the multithreading |
5565 | * versions (getgrnam_r, getgrgid_r) | |
5566 | * seem to return an illegal pointer | |
5567 | * as the group members list, gr_mem. | |
5568 | * getgrent() doesn't even have a _r version | |
5569 | * but the gr_mem is poisonous anyway. | |
5570 | * So yes, you cannot get the list of group | |
5571 | * members if building multithreaded in UNICOS/mk. */ | |
c90c0ff4 | 5572 | for (elem = grent->gr_mem; elem && *elem; elem++) { |
a0d0e21e LW |
5573 | sv_catpv(sv, *elem); |
5574 | if (elem[1]) | |
5575 | sv_catpvn(sv, " ", 1); | |
5576 | } | |
3d7e8424 | 5577 | #endif |
a0d0e21e LW |
5578 | } |
5579 | ||
5580 | RETURN; | |
5581 | #else | |
cea2e8a9 | 5582 | DIE(aTHX_ PL_no_func, "getgrent"); |
a0d0e21e LW |
5583 | #endif |
5584 | } | |
5585 | ||
5586 | PP(pp_sgrent) | |
5587 | { | |
28e8609d | 5588 | #if defined(HAS_GROUP) && defined(HAS_SETGRENT) |
9cad6237 | 5589 | dSP; |
a0d0e21e LW |
5590 | setgrent(); |
5591 | RETPUSHYES; | |
5592 | #else | |
cea2e8a9 | 5593 | DIE(aTHX_ PL_no_func, "setgrent"); |
a0d0e21e LW |
5594 | #endif |
5595 | } | |
5596 | ||
5597 | PP(pp_egrent) | |
5598 | { | |
28e8609d | 5599 | #if defined(HAS_GROUP) && defined(HAS_ENDGRENT) |
9cad6237 | 5600 | dSP; |
a0d0e21e LW |
5601 | endgrent(); |
5602 | RETPUSHYES; | |
5603 | #else | |
cea2e8a9 | 5604 | DIE(aTHX_ PL_no_func, "endgrent"); |
a0d0e21e LW |
5605 | #endif |
5606 | } | |
5607 | ||
5608 | PP(pp_getlogin) | |
5609 | { | |
a0d0e21e | 5610 | #ifdef HAS_GETLOGIN |
9cad6237 | 5611 | dSP; dTARGET; |
a0d0e21e LW |
5612 | char *tmps; |
5613 | EXTEND(SP, 1); | |
76e3520e | 5614 | if (!(tmps = PerlProc_getlogin())) |
a0d0e21e LW |
5615 | RETPUSHUNDEF; |
5616 | PUSHp(tmps, strlen(tmps)); | |
5617 | RETURN; | |
5618 | #else | |
cea2e8a9 | 5619 | DIE(aTHX_ PL_no_func, "getlogin"); |
a0d0e21e LW |
5620 | #endif |
5621 | } | |
5622 | ||
5623 | /* Miscellaneous. */ | |
5624 | ||
5625 | PP(pp_syscall) | |
5626 | { | |
d2719217 | 5627 | #ifdef HAS_SYSCALL |
39644a26 | 5628 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
5629 | register I32 items = SP - MARK; |
5630 | unsigned long a[20]; | |
5631 | register I32 i = 0; | |
5632 | I32 retval = -1; | |
2d8e6c8d | 5633 | STRLEN n_a; |
a0d0e21e | 5634 | |
3280af22 | 5635 | if (PL_tainting) { |
a0d0e21e | 5636 | while (++MARK <= SP) { |
bbce6d69 | 5637 | if (SvTAINTED(*MARK)) { |
5638 | TAINT; | |
5639 | break; | |
5640 | } | |
a0d0e21e LW |
5641 | } |
5642 | MARK = ORIGMARK; | |
5643 | TAINT_PROPER("syscall"); | |
5644 | } | |
5645 | ||
5646 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
5647 | * or where sizeof(long) != sizeof(char*). But such machines will | |
5648 | * not likely have syscall implemented either, so who cares? | |
5649 | */ | |
5650 | while (++MARK <= SP) { | |
5651 | if (SvNIOK(*MARK) || !i) | |
5652 | a[i++] = SvIV(*MARK); | |
3280af22 | 5653 | else if (*MARK == &PL_sv_undef) |
748a9306 | 5654 | a[i++] = 0; |
301e8125 | 5655 | else |
2d8e6c8d | 5656 | a[i++] = (unsigned long)SvPV_force(*MARK, n_a); |
a0d0e21e LW |
5657 | if (i > 15) |
5658 | break; | |
5659 | } | |
5660 | switch (items) { | |
5661 | default: | |
cea2e8a9 | 5662 | DIE(aTHX_ "Too many args to syscall"); |
a0d0e21e | 5663 | case 0: |
cea2e8a9 | 5664 | DIE(aTHX_ "Too few args to syscall"); |
a0d0e21e LW |
5665 | case 1: |
5666 | retval = syscall(a[0]); | |
5667 | break; | |
5668 | case 2: | |
5669 | retval = syscall(a[0],a[1]); | |
5670 | break; | |
5671 | case 3: | |
5672 | retval = syscall(a[0],a[1],a[2]); | |
5673 | break; | |
5674 | case 4: | |
5675 | retval = syscall(a[0],a[1],a[2],a[3]); | |
5676 | break; | |
5677 | case 5: | |
5678 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
5679 | break; | |
5680 | case 6: | |
5681 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
5682 | break; | |
5683 | case 7: | |
5684 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
5685 | break; | |
5686 | case 8: | |
5687 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
5688 | break; | |
5689 | #ifdef atarist | |
5690 | case 9: | |
5691 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
5692 | break; | |
5693 | case 10: | |
5694 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
5695 | break; | |
5696 | case 11: | |
5697 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5698 | a[10]); | |
5699 | break; | |
5700 | case 12: | |
5701 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5702 | a[10],a[11]); | |
5703 | break; | |
5704 | case 13: | |
5705 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5706 | a[10],a[11],a[12]); | |
5707 | break; | |
5708 | case 14: | |
5709 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5710 | a[10],a[11],a[12],a[13]); | |
5711 | break; | |
5712 | #endif /* atarist */ | |
5713 | } | |
5714 | SP = ORIGMARK; | |
5715 | PUSHi(retval); | |
5716 | RETURN; | |
5717 | #else | |
cea2e8a9 | 5718 | DIE(aTHX_ PL_no_func, "syscall"); |
a0d0e21e LW |
5719 | #endif |
5720 | } | |
5721 | ||
ff68c719 | 5722 | #ifdef FCNTL_EMULATE_FLOCK |
301e8125 | 5723 | |
ff68c719 | 5724 | /* XXX Emulate flock() with fcntl(). |
5725 | What's really needed is a good file locking module. | |
5726 | */ | |
5727 | ||
cea2e8a9 GS |
5728 | static int |
5729 | fcntl_emulate_flock(int fd, int operation) | |
ff68c719 | 5730 | { |
5731 | struct flock flock; | |
301e8125 | 5732 | |
ff68c719 | 5733 | switch (operation & ~LOCK_NB) { |
5734 | case LOCK_SH: | |
5735 | flock.l_type = F_RDLCK; | |
5736 | break; | |
5737 | case LOCK_EX: | |
5738 | flock.l_type = F_WRLCK; | |
5739 | break; | |
5740 | case LOCK_UN: | |
5741 | flock.l_type = F_UNLCK; | |
5742 | break; | |
5743 | default: | |
5744 | errno = EINVAL; | |
5745 | return -1; | |
5746 | } | |
5747 | flock.l_whence = SEEK_SET; | |
d9b3e12d | 5748 | flock.l_start = flock.l_len = (Off_t)0; |
301e8125 | 5749 | |
ff68c719 | 5750 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); |
5751 | } | |
5752 | ||
5753 | #endif /* FCNTL_EMULATE_FLOCK */ | |
5754 | ||
5755 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
5756 | |
5757 | /* XXX Emulate flock() with lockf(). This is just to increase | |
5758 | portability of scripts. The calls are not completely | |
5759 | interchangeable. What's really needed is a good file | |
5760 | locking module. | |
5761 | */ | |
5762 | ||
76c32331 | 5763 | /* The lockf() constants might have been defined in <unistd.h>. |
5764 | Unfortunately, <unistd.h> causes troubles on some mixed | |
5765 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
5766 | |
5767 | Further, the lockf() constants aren't POSIX, so they might not be | |
5768 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
5769 | just stick in the SVID values and be done with it. Sigh. | |
5770 | */ | |
5771 | ||
5772 | # ifndef F_ULOCK | |
5773 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
5774 | # endif | |
5775 | # ifndef F_LOCK | |
5776 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
5777 | # endif | |
5778 | # ifndef F_TLOCK | |
5779 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
5780 | # endif | |
5781 | # ifndef F_TEST | |
5782 | # define F_TEST 3 /* Test a region for other processes locks */ | |
5783 | # endif | |
5784 | ||
cea2e8a9 GS |
5785 | static int |
5786 | lockf_emulate_flock(int fd, int operation) | |
16d20bd9 AD |
5787 | { |
5788 | int i; | |
84902520 TB |
5789 | int save_errno; |
5790 | Off_t pos; | |
5791 | ||
5792 | /* flock locks entire file so for lockf we need to do the same */ | |
5793 | save_errno = errno; | |
6ad3d225 | 5794 | pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */ |
84902520 | 5795 | if (pos > 0) /* is seekable and needs to be repositioned */ |
6ad3d225 | 5796 | if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0) |
08b714dd | 5797 | pos = -1; /* seek failed, so don't seek back afterwards */ |
84902520 TB |
5798 | errno = save_errno; |
5799 | ||
16d20bd9 AD |
5800 | switch (operation) { |
5801 | ||
5802 | /* LOCK_SH - get a shared lock */ | |
5803 | case LOCK_SH: | |
5804 | /* LOCK_EX - get an exclusive lock */ | |
5805 | case LOCK_EX: | |
5806 | i = lockf (fd, F_LOCK, 0); | |
5807 | break; | |
5808 | ||
5809 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
5810 | case LOCK_SH|LOCK_NB: | |
5811 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
5812 | case LOCK_EX|LOCK_NB: | |
5813 | i = lockf (fd, F_TLOCK, 0); | |
5814 | if (i == -1) | |
5815 | if ((errno == EAGAIN) || (errno == EACCES)) | |
5816 | errno = EWOULDBLOCK; | |
5817 | break; | |
5818 | ||
ff68c719 | 5819 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 5820 | case LOCK_UN: |
ff68c719 | 5821 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
5822 | i = lockf (fd, F_ULOCK, 0); |
5823 | break; | |
5824 | ||
5825 | /* Default - can't decipher operation */ | |
5826 | default: | |
5827 | i = -1; | |
5828 | errno = EINVAL; | |
5829 | break; | |
5830 | } | |
84902520 TB |
5831 | |
5832 | if (pos > 0) /* need to restore position of the handle */ | |
6ad3d225 | 5833 | PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */ |
84902520 | 5834 | |
16d20bd9 AD |
5835 | return (i); |
5836 | } | |
ff68c719 | 5837 | |
5838 | #endif /* LOCKF_EMULATE_FLOCK */ |