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