Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* pp_sys.c |
2 | * | |
4bb101f2 | 3 | * Copyright (C) 1995, 1996, 1997, 1998, 1999, |
241d1a3b | 4 | * 2000, 2001, 2002, 2003, 2004, 2005, by Larry Wall and others |
a0d0e21e LW |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public | |
7 | * License or the Artistic License, as specified in the README file. | |
8 | * | |
9 | */ | |
10 | ||
11 | /* | |
12 | * But only a short way ahead its floor and the walls on either side were | |
13 | * cloven by a great fissure, out of which the red glare came, now leaping | |
14 | * up, now dying down into darkness; and all the while far below there was | |
15 | * a rumour and a trouble as of great engines throbbing and labouring. | |
16 | */ | |
17 | ||
166f8a29 DM |
18 | /* This file contains system pp ("push/pop") functions that |
19 | * execute the opcodes that make up a perl program. A typical pp function | |
20 | * expects to find its arguments on the stack, and usually pushes its | |
21 | * results onto the stack, hence the 'pp' terminology. Each OP structure | |
22 | * contains a pointer to the relevant pp_foo() function. | |
23 | * | |
24 | * By 'system', we mean ops which interact with the OS, such as pp_open(). | |
25 | */ | |
26 | ||
a0d0e21e | 27 | #include "EXTERN.h" |
864dbfa3 | 28 | #define PERL_IN_PP_SYS_C |
a0d0e21e LW |
29 | #include "perl.h" |
30 | ||
f1066039 JH |
31 | #ifdef I_SHADOW |
32 | /* Shadow password support for solaris - pdo@cs.umd.edu | |
33 | * Not just Solaris: at least HP-UX, IRIX, Linux. | |
3813c136 JH |
34 | * The API is from SysV. |
35 | * | |
36 | * There are at least two more shadow interfaces, | |
37 | * see the comments in pp_gpwent(). | |
38 | * | |
39 | * --jhi */ | |
40 | # ifdef __hpux__ | |
c529f79d | 41 | /* There is a MAXINT coming from <shadow.h> <- <hpsecurity.h> <- <values.h> |
301e8125 | 42 | * and another MAXINT from "perl.h" <- <sys/param.h>. */ |
3813c136 JH |
43 | # undef MAXINT |
44 | # endif | |
45 | # include <shadow.h> | |
8c0bfa08 PB |
46 | #endif |
47 | ||
301e8125 NIS |
48 | #ifdef HAS_SYSCALL |
49 | #ifdef __cplusplus | |
8ac85365 NIS |
50 | extern "C" int syscall(unsigned long,...); |
51 | #endif | |
52 | #endif | |
53 | ||
76c32331 | 54 | #ifdef I_SYS_WAIT |
55 | # include <sys/wait.h> | |
56 | #endif | |
57 | ||
58 | #ifdef I_SYS_RESOURCE | |
59 | # include <sys/resource.h> | |
16d20bd9 | 60 | #endif |
a0d0e21e | 61 | |
2986a63f JH |
62 | #ifdef NETWARE |
63 | NETDB_DEFINE_CONTEXT | |
64 | #endif | |
65 | ||
a0d0e21e | 66 | #ifdef HAS_SELECT |
1e743fda JH |
67 | # ifdef I_SYS_SELECT |
68 | # include <sys/select.h> | |
69 | # endif | |
a0d0e21e | 70 | #endif |
a0d0e21e | 71 | |
dc45a647 MB |
72 | /* XXX Configure test needed. |
73 | h_errno might not be a simple 'int', especially for multi-threaded | |
5ff3f7a4 GS |
74 | applications, see "extern int errno in perl.h". Creating such |
75 | a test requires taking into account the differences between | |
76 | compiling multithreaded and singlethreaded ($ccflags et al). | |
77 | HOST_NOT_FOUND is typically defined in <netdb.h>. | |
dc45a647 | 78 | */ |
cb50131a | 79 | #if defined(HOST_NOT_FOUND) && !defined(h_errno) && !defined(__CYGWIN__) |
a0d0e21e LW |
80 | extern int h_errno; |
81 | #endif | |
82 | ||
83 | #ifdef HAS_PASSWD | |
84 | # ifdef I_PWD | |
85 | # include <pwd.h> | |
86 | # else | |
fd8cd3a3 | 87 | # if !defined(VMS) |
20ce7b12 GS |
88 | struct passwd *getpwnam (char *); |
89 | struct passwd *getpwuid (Uid_t); | |
fd8cd3a3 | 90 | # endif |
a0d0e21e | 91 | # endif |
28e8609d | 92 | # ifdef HAS_GETPWENT |
10bc17b6 | 93 | #ifndef getpwent |
20ce7b12 | 94 | struct passwd *getpwent (void); |
c2a8f790 JH |
95 | #elif defined (VMS) && defined (my_getpwent) |
96 | struct passwd *Perl_my_getpwent (void); | |
10bc17b6 | 97 | #endif |
28e8609d | 98 | # endif |
a0d0e21e LW |
99 | #endif |
100 | ||
101 | #ifdef HAS_GROUP | |
102 | # ifdef I_GRP | |
103 | # include <grp.h> | |
104 | # else | |
20ce7b12 GS |
105 | struct group *getgrnam (char *); |
106 | struct group *getgrgid (Gid_t); | |
a0d0e21e | 107 | # endif |
28e8609d | 108 | # ifdef HAS_GETGRENT |
10bc17b6 | 109 | #ifndef getgrent |
20ce7b12 | 110 | struct group *getgrent (void); |
10bc17b6 | 111 | #endif |
28e8609d | 112 | # endif |
a0d0e21e LW |
113 | #endif |
114 | ||
115 | #ifdef I_UTIME | |
3730b96e | 116 | # if defined(_MSC_VER) || defined(__MINGW32__) |
3fe9a6f1 | 117 | # include <sys/utime.h> |
118 | # else | |
119 | # include <utime.h> | |
120 | # endif | |
a0d0e21e | 121 | #endif |
a0d0e21e | 122 | |
cbdc8872 | 123 | #ifdef HAS_CHSIZE |
cd52b7b2 | 124 | # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ |
125 | # undef my_chsize | |
126 | # endif | |
6ad3d225 | 127 | # define my_chsize PerlLIO_chsize |
cbdc8872 | 128 | #endif |
129 | ||
ff68c719 | 130 | #ifdef HAS_FLOCK |
131 | # define FLOCK flock | |
132 | #else /* no flock() */ | |
133 | ||
36477c24 | 134 | /* fcntl.h might not have been included, even if it exists, because |
135 | the current Configure only sets I_FCNTL if it's needed to pick up | |
136 | the *_OK constants. Make sure it has been included before testing | |
137 | the fcntl() locking constants. */ | |
138 | # if defined(HAS_FCNTL) && !defined(I_FCNTL) | |
139 | # include <fcntl.h> | |
140 | # endif | |
141 | ||
9d9004a9 | 142 | # if defined(HAS_FCNTL) && defined(FCNTL_CAN_LOCK) |
ff68c719 | 143 | # define FLOCK fcntl_emulate_flock |
144 | # define FCNTL_EMULATE_FLOCK | |
145 | # else /* no flock() or fcntl(F_SETLK,...) */ | |
146 | # ifdef HAS_LOCKF | |
147 | # define FLOCK lockf_emulate_flock | |
148 | # define LOCKF_EMULATE_FLOCK | |
149 | # endif /* lockf */ | |
150 | # endif /* no flock() or fcntl(F_SETLK,...) */ | |
151 | ||
152 | # ifdef FLOCK | |
20ce7b12 | 153 | static int FLOCK (int, int); |
ff68c719 | 154 | |
155 | /* | |
156 | * These are the flock() constants. Since this sytems doesn't have | |
157 | * flock(), the values of the constants are probably not available. | |
158 | */ | |
159 | # ifndef LOCK_SH | |
160 | # define LOCK_SH 1 | |
161 | # endif | |
162 | # ifndef LOCK_EX | |
163 | # define LOCK_EX 2 | |
164 | # endif | |
165 | # ifndef LOCK_NB | |
166 | # define LOCK_NB 4 | |
167 | # endif | |
168 | # ifndef LOCK_UN | |
169 | # define LOCK_UN 8 | |
170 | # endif | |
171 | # endif /* emulating flock() */ | |
172 | ||
173 | #endif /* no flock() */ | |
55497cff | 174 | |
85ab1d1d JH |
175 | #define ZBTLEN 10 |
176 | static char zero_but_true[ZBTLEN + 1] = "0 but true"; | |
177 | ||
5ff3f7a4 GS |
178 | #if defined(I_SYS_ACCESS) && !defined(R_OK) |
179 | # include <sys/access.h> | |
180 | #endif | |
181 | ||
c529f79d CB |
182 | #if defined(HAS_FCNTL) && defined(F_SETFD) && !defined(FD_CLOEXEC) |
183 | # define FD_CLOEXEC 1 /* NeXT needs this */ | |
184 | #endif | |
185 | ||
a4af207c JH |
186 | #include "reentr.h" |
187 | ||
9cffb111 OS |
188 | #ifdef __Lynx__ |
189 | /* Missing protos on LynxOS */ | |
190 | void sethostent(int); | |
191 | void endhostent(void); | |
192 | void setnetent(int); | |
193 | void endnetent(void); | |
194 | void setprotoent(int); | |
195 | void endprotoent(void); | |
196 | void setservent(int); | |
197 | void endservent(void); | |
198 | #endif | |
199 | ||
5ff3f7a4 GS |
200 | #undef PERL_EFF_ACCESS_R_OK /* EFFective uid/gid ACCESS R_OK */ |
201 | #undef PERL_EFF_ACCESS_W_OK | |
202 | #undef PERL_EFF_ACCESS_X_OK | |
203 | ||
204 | /* F_OK unused: if stat() cannot find it... */ | |
205 | ||
206 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK) | |
c955f117 | 207 | /* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */ |
5ff3f7a4 GS |
208 | # define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK)) |
209 | # define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK)) | |
210 | # define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK)) | |
211 | #endif | |
212 | ||
213 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS) | |
3813c136 | 214 | # ifdef I_SYS_SECURITY |
5ff3f7a4 GS |
215 | # include <sys/security.h> |
216 | # endif | |
c955f117 JH |
217 | # ifdef ACC_SELF |
218 | /* HP SecureWare */ | |
219 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF)) | |
220 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF)) | |
221 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF)) | |
222 | # else | |
223 | /* SCO */ | |
224 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK)) | |
225 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK)) | |
226 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK)) | |
227 | # endif | |
5ff3f7a4 GS |
228 | #endif |
229 | ||
230 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF) | |
c955f117 | 231 | /* AIX */ |
5ff3f7a4 GS |
232 | # define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF)) |
233 | # define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF)) | |
234 | # define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF)) | |
235 | #endif | |
236 | ||
327c3667 GS |
237 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \ |
238 | && (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \ | |
239 | || defined(HAS_SETREGID) || defined(HAS_SETRESGID)) | |
5ff3f7a4 | 240 | /* The Hard Way. */ |
327c3667 | 241 | STATIC int |
7f4774ae | 242 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 243 | { |
5ff3f7a4 GS |
244 | Uid_t ruid = getuid(); |
245 | Uid_t euid = geteuid(); | |
246 | Gid_t rgid = getgid(); | |
247 | Gid_t egid = getegid(); | |
248 | int res; | |
249 | ||
146174a9 | 250 | LOCK_CRED_MUTEX; |
5ff3f7a4 | 251 | #if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID) |
cea2e8a9 | 252 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
253 | #else |
254 | #ifdef HAS_SETREUID | |
255 | if (setreuid(euid, ruid)) | |
256 | #else | |
257 | #ifdef HAS_SETRESUID | |
258 | if (setresuid(euid, ruid, (Uid_t)-1)) | |
259 | #endif | |
260 | #endif | |
cea2e8a9 | 261 | Perl_croak(aTHX_ "entering effective uid failed"); |
5ff3f7a4 GS |
262 | #endif |
263 | ||
264 | #if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID) | |
cea2e8a9 | 265 | Perl_croak(aTHX_ "switching effective gid is not implemented"); |
5ff3f7a4 GS |
266 | #else |
267 | #ifdef HAS_SETREGID | |
268 | if (setregid(egid, rgid)) | |
269 | #else | |
270 | #ifdef HAS_SETRESGID | |
271 | if (setresgid(egid, rgid, (Gid_t)-1)) | |
272 | #endif | |
273 | #endif | |
cea2e8a9 | 274 | Perl_croak(aTHX_ "entering effective gid failed"); |
5ff3f7a4 GS |
275 | #endif |
276 | ||
277 | res = access(path, mode); | |
278 | ||
279 | #ifdef HAS_SETREUID | |
280 | if (setreuid(ruid, euid)) | |
281 | #else | |
282 | #ifdef HAS_SETRESUID | |
283 | if (setresuid(ruid, euid, (Uid_t)-1)) | |
284 | #endif | |
285 | #endif | |
cea2e8a9 | 286 | Perl_croak(aTHX_ "leaving effective uid failed"); |
5ff3f7a4 GS |
287 | |
288 | #ifdef HAS_SETREGID | |
289 | if (setregid(rgid, egid)) | |
290 | #else | |
291 | #ifdef HAS_SETRESGID | |
292 | if (setresgid(rgid, egid, (Gid_t)-1)) | |
293 | #endif | |
294 | #endif | |
cea2e8a9 | 295 | Perl_croak(aTHX_ "leaving effective gid failed"); |
146174a9 | 296 | UNLOCK_CRED_MUTEX; |
5ff3f7a4 GS |
297 | |
298 | return res; | |
299 | } | |
300 | # define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK)) | |
301 | # define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK)) | |
302 | # define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK)) | |
303 | #endif | |
304 | ||
305 | #if !defined(PERL_EFF_ACCESS_R_OK) | |
76ffd3b9 IZ |
306 | /* With it or without it: anyway you get a warning: either that |
307 | it is unused, or it is declared static and never defined. | |
308 | */ | |
327c3667 | 309 | STATIC int |
7f4774ae | 310 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 311 | { |
cea2e8a9 | 312 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
313 | /*NOTREACHED*/ |
314 | return -1; | |
315 | } | |
316 | #endif | |
317 | ||
a0d0e21e LW |
318 | PP(pp_backtick) |
319 | { | |
39644a26 | 320 | dSP; dTARGET; |
760ac839 | 321 | PerlIO *fp; |
2d8e6c8d GS |
322 | STRLEN n_a; |
323 | char *tmps = POPpx; | |
54310121 | 324 | I32 gimme = GIMME_V; |
e1ec3a88 | 325 | const char *mode = "r"; |
54310121 | 326 | |
a0d0e21e | 327 | TAINT_PROPER("``"); |
16fe6d59 GS |
328 | if (PL_op->op_private & OPpOPEN_IN_RAW) |
329 | mode = "rb"; | |
330 | else if (PL_op->op_private & OPpOPEN_IN_CRLF) | |
331 | mode = "rt"; | |
dd374669 | 332 | fp = PerlProc_popen(tmps, (char *)mode); |
a0d0e21e | 333 | if (fp) { |
e1ec3a88 | 334 | const char *type = NULL; |
ac27b0f5 NIS |
335 | if (PL_curcop->cop_io) { |
336 | type = SvPV_nolen(PL_curcop->cop_io); | |
337 | } | |
ac27b0f5 NIS |
338 | if (type && *type) |
339 | PerlIO_apply_layers(aTHX_ fp,mode,type); | |
340 | ||
54310121 | 341 | if (gimme == G_VOID) { |
96827780 MB |
342 | char tmpbuf[256]; |
343 | while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) | |
54310121 | 344 | /*SUPPRESS 530*/ |
345 | ; | |
346 | } | |
347 | else if (gimme == G_SCALAR) { | |
75af1a9c DM |
348 | ENTER; |
349 | SAVESPTR(PL_rs); | |
fa326138 | 350 | PL_rs = &PL_sv_undef; |
aa689395 | 351 | sv_setpv(TARG, ""); /* note that this preserves previous buffer */ |
a0d0e21e LW |
352 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) |
353 | /*SUPPRESS 530*/ | |
354 | ; | |
75af1a9c | 355 | LEAVE; |
a0d0e21e | 356 | XPUSHs(TARG); |
aa689395 | 357 | SvTAINTED_on(TARG); |
a0d0e21e LW |
358 | } |
359 | else { | |
360 | SV *sv; | |
361 | ||
362 | for (;;) { | |
8d6dde3e | 363 | sv = NEWSV(56, 79); |
a0d0e21e LW |
364 | if (sv_gets(sv, fp, 0) == Nullch) { |
365 | SvREFCNT_dec(sv); | |
366 | break; | |
367 | } | |
368 | XPUSHs(sv_2mortal(sv)); | |
369 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
370 | SvLEN_set(sv, SvCUR(sv)+1); | |
371 | Renew(SvPVX(sv), SvLEN(sv), char); | |
372 | } | |
aa689395 | 373 | SvTAINTED_on(sv); |
a0d0e21e LW |
374 | } |
375 | } | |
6ad3d225 | 376 | STATUS_NATIVE_SET(PerlProc_pclose(fp)); |
aa689395 | 377 | TAINT; /* "I believe that this is not gratuitous!" */ |
a0d0e21e LW |
378 | } |
379 | else { | |
f86702cc | 380 | STATUS_NATIVE_SET(-1); |
54310121 | 381 | if (gimme == G_SCALAR) |
a0d0e21e LW |
382 | RETPUSHUNDEF; |
383 | } | |
384 | ||
385 | RETURN; | |
386 | } | |
387 | ||
388 | PP(pp_glob) | |
389 | { | |
390 | OP *result; | |
f5284f61 IZ |
391 | tryAMAGICunTARGET(iter, -1); |
392 | ||
71686f12 GS |
393 | /* Note that we only ever get here if File::Glob fails to load |
394 | * without at the same time croaking, for some reason, or if | |
395 | * perl was built with PERL_EXTERNAL_GLOB */ | |
396 | ||
a0d0e21e | 397 | ENTER; |
a0d0e21e | 398 | |
c90c0ff4 | 399 | #ifndef VMS |
3280af22 | 400 | if (PL_tainting) { |
7bac28a0 | 401 | /* |
402 | * The external globbing program may use things we can't control, | |
403 | * so for security reasons we must assume the worst. | |
404 | */ | |
405 | TAINT; | |
22c35a8c | 406 | taint_proper(PL_no_security, "glob"); |
7bac28a0 | 407 | } |
c90c0ff4 | 408 | #endif /* !VMS */ |
7bac28a0 | 409 | |
3280af22 NIS |
410 | SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */ |
411 | PL_last_in_gv = (GV*)*PL_stack_sp--; | |
a0d0e21e | 412 | |
3280af22 | 413 | SAVESPTR(PL_rs); /* This is not permanent, either. */ |
79cb57f6 | 414 | PL_rs = sv_2mortal(newSVpvn("\000", 1)); |
c07a80fd | 415 | #ifndef DOSISH |
416 | #ifndef CSH | |
6b88bc9c | 417 | *SvPVX(PL_rs) = '\n'; |
a0d0e21e | 418 | #endif /* !CSH */ |
55497cff | 419 | #endif /* !DOSISH */ |
c07a80fd | 420 | |
a0d0e21e LW |
421 | result = do_readline(); |
422 | LEAVE; | |
423 | return result; | |
424 | } | |
425 | ||
a0d0e21e LW |
426 | PP(pp_rcatline) |
427 | { | |
146174a9 | 428 | PL_last_in_gv = cGVOP_gv; |
a0d0e21e LW |
429 | return do_readline(); |
430 | } | |
431 | ||
432 | PP(pp_warn) | |
433 | { | |
39644a26 | 434 | dSP; dMARK; |
06bf62c7 | 435 | SV *tmpsv; |
e1ec3a88 | 436 | const char *tmps; |
06bf62c7 | 437 | STRLEN len; |
a0d0e21e LW |
438 | if (SP - MARK != 1) { |
439 | dTARGET; | |
3280af22 | 440 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 441 | tmpsv = TARG; |
a0d0e21e LW |
442 | SP = MARK + 1; |
443 | } | |
444 | else { | |
06bf62c7 | 445 | tmpsv = TOPs; |
a0d0e21e | 446 | } |
06bf62c7 | 447 | tmps = SvPV(tmpsv, len); |
7b102d90 | 448 | if ((!tmps || !len) && PL_errgv) { |
4e6ea2c3 GS |
449 | SV *error = ERRSV; |
450 | (void)SvUPGRADE(error, SVt_PV); | |
451 | if (SvPOK(error) && SvCUR(error)) | |
452 | sv_catpv(error, "\t...caught"); | |
06bf62c7 GS |
453 | tmpsv = error; |
454 | tmps = SvPV(tmpsv, len); | |
a0d0e21e | 455 | } |
06bf62c7 GS |
456 | if (!tmps || !len) |
457 | tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26)); | |
458 | ||
cb50131a | 459 | Perl_warn(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
460 | RETSETYES; |
461 | } | |
462 | ||
463 | PP(pp_die) | |
464 | { | |
39644a26 | 465 | dSP; dMARK; |
e1ec3a88 | 466 | const char *tmps; |
06bf62c7 GS |
467 | SV *tmpsv; |
468 | STRLEN len; | |
469 | bool multiarg = 0; | |
96e176bf CL |
470 | #ifdef VMS |
471 | VMSISH_HUSHED = VMSISH_HUSHED || (PL_op->op_private & OPpHUSH_VMSISH); | |
472 | #endif | |
a0d0e21e LW |
473 | if (SP - MARK != 1) { |
474 | dTARGET; | |
3280af22 | 475 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 GS |
476 | tmpsv = TARG; |
477 | tmps = SvPV(tmpsv, len); | |
478 | multiarg = 1; | |
a0d0e21e LW |
479 | SP = MARK + 1; |
480 | } | |
481 | else { | |
4e6ea2c3 | 482 | tmpsv = TOPs; |
bf12611a | 483 | tmps = SvROK(tmpsv) ? Nullch : SvPV(tmpsv, len); |
a0d0e21e | 484 | } |
06bf62c7 | 485 | if (!tmps || !len) { |
4e6ea2c3 GS |
486 | SV *error = ERRSV; |
487 | (void)SvUPGRADE(error, SVt_PV); | |
06bf62c7 GS |
488 | if (multiarg ? SvROK(error) : SvROK(tmpsv)) { |
489 | if (!multiarg) | |
4e6ea2c3 | 490 | SvSetSV(error,tmpsv); |
06bf62c7 | 491 | else if (sv_isobject(error)) { |
05423cc9 GS |
492 | HV *stash = SvSTASH(SvRV(error)); |
493 | GV *gv = gv_fetchmethod(stash, "PROPAGATE"); | |
494 | if (gv) { | |
146174a9 | 495 | SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0)); |
b448e4fe | 496 | SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop))); |
05423cc9 GS |
497 | EXTEND(SP, 3); |
498 | PUSHMARK(SP); | |
499 | PUSHs(error); | |
500 | PUSHs(file); | |
501 | PUSHs(line); | |
502 | PUTBACK; | |
864dbfa3 GS |
503 | call_sv((SV*)GvCV(gv), |
504 | G_SCALAR|G_EVAL|G_KEEPERR); | |
3280af22 | 505 | sv_setsv(error,*PL_stack_sp--); |
05423cc9 GS |
506 | } |
507 | } | |
5df617be | 508 | DIE_NULL; |
4e6ea2c3 GS |
509 | } |
510 | else { | |
511 | if (SvPOK(error) && SvCUR(error)) | |
512 | sv_catpv(error, "\t...propagated"); | |
06bf62c7 GS |
513 | tmpsv = error; |
514 | tmps = SvPV(tmpsv, len); | |
4e6ea2c3 | 515 | } |
a0d0e21e | 516 | } |
06bf62c7 GS |
517 | if (!tmps || !len) |
518 | tmpsv = sv_2mortal(newSVpvn("Died", 4)); | |
519 | ||
cb50131a | 520 | DIE(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
521 | } |
522 | ||
523 | /* I/O. */ | |
524 | ||
525 | PP(pp_open) | |
526 | { | |
39644a26 | 527 | dSP; |
a567e93b NIS |
528 | dMARK; dORIGMARK; |
529 | dTARGET; | |
a0d0e21e LW |
530 | GV *gv; |
531 | SV *sv; | |
5b468f54 | 532 | IO *io; |
a0d0e21e LW |
533 | char *tmps; |
534 | STRLEN len; | |
4592e6ca | 535 | MAGIC *mg; |
a567e93b | 536 | bool ok; |
a0d0e21e | 537 | |
a567e93b | 538 | gv = (GV *)*++MARK; |
5f05dabc | 539 | if (!isGV(gv)) |
cea2e8a9 | 540 | DIE(aTHX_ PL_no_usym, "filehandle"); |
5b468f54 | 541 | if ((io = GvIOp(gv))) |
36477c24 | 542 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; |
853846ea | 543 | |
5b468f54 | 544 | if (io && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { |
a567e93b NIS |
545 | /* Method's args are same as ours ... */ |
546 | /* ... except handle is replaced by the object */ | |
5b468f54 | 547 | *MARK-- = SvTIED_obj((SV*)io, mg); |
a567e93b | 548 | PUSHMARK(MARK); |
4592e6ca NIS |
549 | PUTBACK; |
550 | ENTER; | |
864dbfa3 | 551 | call_method("OPEN", G_SCALAR); |
4592e6ca NIS |
552 | LEAVE; |
553 | SPAGAIN; | |
554 | RETURN; | |
555 | } | |
556 | ||
a567e93b NIS |
557 | if (MARK < SP) { |
558 | sv = *++MARK; | |
559 | } | |
560 | else { | |
561 | sv = GvSV(gv); | |
562 | } | |
563 | ||
a0d0e21e | 564 | tmps = SvPV(sv, len); |
a567e93b NIS |
565 | ok = do_openn(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); |
566 | SP = ORIGMARK; | |
567 | if (ok) | |
3280af22 NIS |
568 | PUSHi( (I32)PL_forkprocess ); |
569 | else if (PL_forkprocess == 0) /* we are a new child */ | |
a0d0e21e LW |
570 | PUSHi(0); |
571 | else | |
572 | RETPUSHUNDEF; | |
573 | RETURN; | |
574 | } | |
575 | ||
576 | PP(pp_close) | |
577 | { | |
39644a26 | 578 | dSP; |
a0d0e21e | 579 | GV *gv; |
5b468f54 | 580 | IO *io; |
1d603a67 | 581 | MAGIC *mg; |
a0d0e21e LW |
582 | |
583 | if (MAXARG == 0) | |
3280af22 | 584 | gv = PL_defoutgv; |
a0d0e21e LW |
585 | else |
586 | gv = (GV*)POPs; | |
1d603a67 | 587 | |
5b468f54 AMS |
588 | if (gv && (io = GvIO(gv)) |
589 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
590 | { | |
1d603a67 | 591 | PUSHMARK(SP); |
5b468f54 | 592 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
1d603a67 GB |
593 | PUTBACK; |
594 | ENTER; | |
864dbfa3 | 595 | call_method("CLOSE", G_SCALAR); |
1d603a67 GB |
596 | LEAVE; |
597 | SPAGAIN; | |
598 | RETURN; | |
599 | } | |
a0d0e21e | 600 | EXTEND(SP, 1); |
54310121 | 601 | PUSHs(boolSV(do_close(gv, TRUE))); |
a0d0e21e LW |
602 | RETURN; |
603 | } | |
604 | ||
605 | PP(pp_pipe_op) | |
606 | { | |
a0d0e21e | 607 | #ifdef HAS_PIPE |
9cad6237 | 608 | dSP; |
a0d0e21e LW |
609 | GV *rgv; |
610 | GV *wgv; | |
611 | register IO *rstio; | |
612 | register IO *wstio; | |
613 | int fd[2]; | |
614 | ||
615 | wgv = (GV*)POPs; | |
616 | rgv = (GV*)POPs; | |
617 | ||
618 | if (!rgv || !wgv) | |
619 | goto badexit; | |
620 | ||
4633a7c4 | 621 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
cea2e8a9 | 622 | DIE(aTHX_ PL_no_usym, "filehandle"); |
a0d0e21e LW |
623 | rstio = GvIOn(rgv); |
624 | wstio = GvIOn(wgv); | |
625 | ||
626 | if (IoIFP(rstio)) | |
627 | do_close(rgv, FALSE); | |
628 | if (IoIFP(wstio)) | |
629 | do_close(wgv, FALSE); | |
630 | ||
6ad3d225 | 631 | if (PerlProc_pipe(fd) < 0) |
a0d0e21e LW |
632 | goto badexit; |
633 | ||
460c8493 IZ |
634 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPE_OPEN_MODE); |
635 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPE_OPEN_MODE); | |
b5ac89c3 | 636 | IoOFP(rstio) = IoIFP(rstio); |
a0d0e21e | 637 | IoIFP(wstio) = IoOFP(wstio); |
50952442 JH |
638 | IoTYPE(rstio) = IoTYPE_RDONLY; |
639 | IoTYPE(wstio) = IoTYPE_WRONLY; | |
a0d0e21e LW |
640 | |
641 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 642 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
6ad3d225 | 643 | else PerlLIO_close(fd[0]); |
760ac839 | 644 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
6ad3d225 | 645 | else PerlLIO_close(fd[1]); |
a0d0e21e LW |
646 | goto badexit; |
647 | } | |
4771b018 GS |
648 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
649 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
650 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
651 | #endif | |
a0d0e21e LW |
652 | RETPUSHYES; |
653 | ||
654 | badexit: | |
655 | RETPUSHUNDEF; | |
656 | #else | |
cea2e8a9 | 657 | DIE(aTHX_ PL_no_func, "pipe"); |
a0d0e21e LW |
658 | #endif |
659 | } | |
660 | ||
661 | PP(pp_fileno) | |
662 | { | |
39644a26 | 663 | dSP; dTARGET; |
a0d0e21e LW |
664 | GV *gv; |
665 | IO *io; | |
760ac839 | 666 | PerlIO *fp; |
4592e6ca NIS |
667 | MAGIC *mg; |
668 | ||
a0d0e21e LW |
669 | if (MAXARG < 1) |
670 | RETPUSHUNDEF; | |
671 | gv = (GV*)POPs; | |
4592e6ca | 672 | |
5b468f54 AMS |
673 | if (gv && (io = GvIO(gv)) |
674 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
675 | { | |
4592e6ca | 676 | PUSHMARK(SP); |
5b468f54 | 677 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
678 | PUTBACK; |
679 | ENTER; | |
864dbfa3 | 680 | call_method("FILENO", G_SCALAR); |
4592e6ca NIS |
681 | LEAVE; |
682 | SPAGAIN; | |
683 | RETURN; | |
684 | } | |
685 | ||
c289d2f7 JH |
686 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
687 | /* Can't do this because people seem to do things like | |
688 | defined(fileno($foo)) to check whether $foo is a valid fh. | |
689 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
690 | report_evil_fh(gv, io, PL_op->op_type); | |
691 | */ | |
a0d0e21e | 692 | RETPUSHUNDEF; |
c289d2f7 JH |
693 | } |
694 | ||
760ac839 | 695 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
696 | RETURN; |
697 | } | |
698 | ||
699 | PP(pp_umask) | |
700 | { | |
39644a26 | 701 | dSP; dTARGET; |
d7e492a4 | 702 | #ifdef HAS_UMASK |
761237fe | 703 | Mode_t anum; |
a0d0e21e | 704 | |
a0d0e21e | 705 | if (MAXARG < 1) { |
6ad3d225 GS |
706 | anum = PerlLIO_umask(0); |
707 | (void)PerlLIO_umask(anum); | |
a0d0e21e LW |
708 | } |
709 | else | |
6ad3d225 | 710 | anum = PerlLIO_umask(POPi); |
a0d0e21e LW |
711 | TAINT_PROPER("umask"); |
712 | XPUSHi(anum); | |
713 | #else | |
eec2d3df GS |
714 | /* Only DIE if trying to restrict permissions on `user' (self). |
715 | * Otherwise it's harmless and more useful to just return undef | |
716 | * since 'group' and 'other' concepts probably don't exist here. */ | |
717 | if (MAXARG >= 1 && (POPi & 0700)) | |
cea2e8a9 | 718 | DIE(aTHX_ "umask not implemented"); |
6b88bc9c | 719 | XPUSHs(&PL_sv_undef); |
a0d0e21e LW |
720 | #endif |
721 | RETURN; | |
722 | } | |
723 | ||
724 | PP(pp_binmode) | |
725 | { | |
39644a26 | 726 | dSP; |
a0d0e21e LW |
727 | GV *gv; |
728 | IO *io; | |
760ac839 | 729 | PerlIO *fp; |
4592e6ca | 730 | MAGIC *mg; |
16fe6d59 | 731 | SV *discp = Nullsv; |
a0d0e21e LW |
732 | |
733 | if (MAXARG < 1) | |
734 | RETPUSHUNDEF; | |
60382766 | 735 | if (MAXARG > 1) { |
16fe6d59 | 736 | discp = POPs; |
60382766 | 737 | } |
a0d0e21e | 738 | |
301e8125 | 739 | gv = (GV*)POPs; |
4592e6ca | 740 | |
5b468f54 AMS |
741 | if (gv && (io = GvIO(gv)) |
742 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
743 | { | |
4592e6ca | 744 | PUSHMARK(SP); |
5b468f54 | 745 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
16fe6d59 GS |
746 | if (discp) |
747 | XPUSHs(discp); | |
4592e6ca NIS |
748 | PUTBACK; |
749 | ENTER; | |
864dbfa3 | 750 | call_method("BINMODE", G_SCALAR); |
4592e6ca NIS |
751 | LEAVE; |
752 | SPAGAIN; | |
753 | RETURN; | |
754 | } | |
a0d0e21e LW |
755 | |
756 | EXTEND(SP, 1); | |
50f846a7 | 757 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
c289d2f7 JH |
758 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
759 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 760 | SETERRNO(EBADF,RMS_IFI); |
50f846a7 SC |
761 | RETPUSHUNDEF; |
762 | } | |
a0d0e21e | 763 | |
40d98b49 | 764 | PUTBACK; |
60382766 | 765 | if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), |
40d98b49 | 766 | (discp) ? SvPV_nolen(discp) : Nullch)) { |
38af81ff JH |
767 | if (IoOFP(io) && IoOFP(io) != IoIFP(io)) { |
768 | if (!PerlIO_binmode(aTHX_ IoOFP(io),IoTYPE(io), | |
769 | mode_from_discipline(discp), | |
770 | (discp) ? SvPV_nolen(discp) : Nullch)) { | |
771 | SPAGAIN; | |
772 | RETPUSHUNDEF; | |
773 | } | |
774 | } | |
40d98b49 | 775 | SPAGAIN; |
a0d0e21e | 776 | RETPUSHYES; |
40d98b49 JH |
777 | } |
778 | else { | |
779 | SPAGAIN; | |
a0d0e21e | 780 | RETPUSHUNDEF; |
40d98b49 | 781 | } |
a0d0e21e LW |
782 | } |
783 | ||
784 | PP(pp_tie) | |
785 | { | |
39644a26 | 786 | dSP; |
e336de0d | 787 | dMARK; |
a0d0e21e LW |
788 | SV *varsv; |
789 | HV* stash; | |
790 | GV *gv; | |
a0d0e21e | 791 | SV *sv; |
3280af22 | 792 | I32 markoff = MARK - PL_stack_base; |
e1ec3a88 | 793 | const char *methname; |
14befaf4 | 794 | int how = PERL_MAGIC_tied; |
e336de0d | 795 | U32 items; |
a0d0e21e | 796 | |
e336de0d | 797 | varsv = *++MARK; |
6b05c17a NIS |
798 | switch(SvTYPE(varsv)) { |
799 | case SVt_PVHV: | |
800 | methname = "TIEHASH"; | |
03c6e78a | 801 | HvEITER((HV *)varsv) = Null(HE *); |
6b05c17a NIS |
802 | break; |
803 | case SVt_PVAV: | |
804 | methname = "TIEARRAY"; | |
805 | break; | |
806 | case SVt_PVGV: | |
7fb37951 AMS |
807 | #ifdef GV_UNIQUE_CHECK |
808 | if (GvUNIQUE((GV*)varsv)) { | |
809 | Perl_croak(aTHX_ "Attempt to tie unique GV"); | |
5bd07a3d DM |
810 | } |
811 | #endif | |
6b05c17a | 812 | methname = "TIEHANDLE"; |
14befaf4 | 813 | how = PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
814 | /* For tied filehandles, we apply tiedscalar magic to the IO |
815 | slot of the GP rather than the GV itself. AMS 20010812 */ | |
816 | if (!GvIOp(varsv)) | |
817 | GvIOp(varsv) = newIO(); | |
818 | varsv = (SV *)GvIOp(varsv); | |
6b05c17a NIS |
819 | break; |
820 | default: | |
821 | methname = "TIESCALAR"; | |
14befaf4 | 822 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
823 | break; |
824 | } | |
e336de0d GS |
825 | items = SP - MARK++; |
826 | if (sv_isobject(*MARK)) { | |
6b05c17a | 827 | ENTER; |
e788e7d3 | 828 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 829 | PUSHMARK(SP); |
eb160463 | 830 | EXTEND(SP,(I32)items); |
e336de0d GS |
831 | while (items--) |
832 | PUSHs(*MARK++); | |
833 | PUTBACK; | |
864dbfa3 | 834 | call_method(methname, G_SCALAR); |
301e8125 | 835 | } |
6b05c17a | 836 | else { |
864dbfa3 | 837 | /* Not clear why we don't call call_method here too. |
6b05c17a NIS |
838 | * perhaps to get different error message ? |
839 | */ | |
e336de0d | 840 | stash = gv_stashsv(*MARK, FALSE); |
6b05c17a | 841 | if (!stash || !(gv = gv_fetchmethod(stash, methname))) { |
35c1215d NC |
842 | DIE(aTHX_ "Can't locate object method \"%s\" via package \"%"SVf"\"", |
843 | methname, *MARK); | |
6b05c17a NIS |
844 | } |
845 | ENTER; | |
e788e7d3 | 846 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 847 | PUSHMARK(SP); |
eb160463 | 848 | EXTEND(SP,(I32)items); |
e336de0d GS |
849 | while (items--) |
850 | PUSHs(*MARK++); | |
851 | PUTBACK; | |
864dbfa3 | 852 | call_sv((SV*)GvCV(gv), G_SCALAR); |
6b05c17a | 853 | } |
a0d0e21e LW |
854 | SPAGAIN; |
855 | ||
856 | sv = TOPs; | |
d3acc0f7 | 857 | POPSTACK; |
a0d0e21e | 858 | if (sv_isobject(sv)) { |
33c27489 | 859 | sv_unmagic(varsv, how); |
ae21d580 | 860 | /* Croak if a self-tie on an aggregate is attempted. */ |
b881518d | 861 | if (varsv == SvRV(sv) && |
d87ebaca YST |
862 | (SvTYPE(varsv) == SVt_PVAV || |
863 | SvTYPE(varsv) == SVt_PVHV)) | |
ae21d580 JH |
864 | Perl_croak(aTHX_ |
865 | "Self-ties of arrays and hashes are not supported"); | |
d87ebaca | 866 | sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0); |
a0d0e21e LW |
867 | } |
868 | LEAVE; | |
3280af22 | 869 | SP = PL_stack_base + markoff; |
a0d0e21e LW |
870 | PUSHs(sv); |
871 | RETURN; | |
872 | } | |
873 | ||
874 | PP(pp_untie) | |
875 | { | |
39644a26 | 876 | dSP; |
5b468f54 | 877 | MAGIC *mg; |
33c27489 | 878 | SV *sv = POPs; |
14befaf4 DM |
879 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
880 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
55497cff | 881 | |
5b468f54 AMS |
882 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) |
883 | RETPUSHYES; | |
884 | ||
65eba18f JH |
885 | if ((mg = SvTIED_mg(sv, how))) { |
886 | SV *obj = SvRV(SvTIED_obj(sv, mg)); | |
a29a5827 NIS |
887 | GV *gv; |
888 | CV *cv = NULL; | |
fa2b88e0 JS |
889 | if (obj) { |
890 | if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && | |
891 | isGV(gv) && (cv = GvCV(gv))) { | |
892 | PUSHMARK(SP); | |
893 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
894 | XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); | |
895 | PUTBACK; | |
896 | ENTER; | |
897 | call_sv((SV *)cv, G_VOID); | |
898 | LEAVE; | |
899 | SPAGAIN; | |
900 | } | |
901 | else if (ckWARN(WARN_UNTIE)) { | |
902 | if (mg && SvREFCNT(obj) > 1) | |
9014280d | 903 | Perl_warner(aTHX_ packWARN(WARN_UNTIE), |
fa2b88e0 JS |
904 | "untie attempted while %"UVuf" inner references still exist", |
905 | (UV)SvREFCNT(obj) - 1 ) ; | |
906 | } | |
cbdc8872 | 907 | } |
908 | } | |
38193a09 | 909 | sv_unmagic(sv, how) ; |
55497cff | 910 | RETPUSHYES; |
a0d0e21e LW |
911 | } |
912 | ||
c07a80fd | 913 | PP(pp_tied) |
914 | { | |
39644a26 | 915 | dSP; |
5b468f54 | 916 | MAGIC *mg; |
33c27489 | 917 | SV *sv = POPs; |
14befaf4 DM |
918 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
919 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
5b468f54 AMS |
920 | |
921 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) | |
922 | RETPUSHUNDEF; | |
c07a80fd | 923 | |
155aba94 | 924 | if ((mg = SvTIED_mg(sv, how))) { |
33c27489 GS |
925 | SV *osv = SvTIED_obj(sv, mg); |
926 | if (osv == mg->mg_obj) | |
927 | osv = sv_mortalcopy(osv); | |
928 | PUSHs(osv); | |
929 | RETURN; | |
c07a80fd | 930 | } |
c07a80fd | 931 | RETPUSHUNDEF; |
932 | } | |
933 | ||
a0d0e21e LW |
934 | PP(pp_dbmopen) |
935 | { | |
39644a26 | 936 | dSP; |
a0d0e21e LW |
937 | HV *hv; |
938 | dPOPPOPssrl; | |
939 | HV* stash; | |
940 | GV *gv; | |
a0d0e21e LW |
941 | SV *sv; |
942 | ||
943 | hv = (HV*)POPs; | |
944 | ||
3280af22 | 945 | sv = sv_mortalcopy(&PL_sv_no); |
a0d0e21e LW |
946 | sv_setpv(sv, "AnyDBM_File"); |
947 | stash = gv_stashsv(sv, FALSE); | |
8ebc5c01 | 948 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) { |
a0d0e21e | 949 | PUTBACK; |
864dbfa3 | 950 | require_pv("AnyDBM_File.pm"); |
a0d0e21e | 951 | SPAGAIN; |
8ebc5c01 | 952 | if (!(gv = gv_fetchmethod(stash, "TIEHASH"))) |
cea2e8a9 | 953 | DIE(aTHX_ "No dbm on this machine"); |
a0d0e21e LW |
954 | } |
955 | ||
57d3b86d | 956 | ENTER; |
924508f0 | 957 | PUSHMARK(SP); |
6b05c17a | 958 | |
924508f0 | 959 | EXTEND(SP, 5); |
a0d0e21e LW |
960 | PUSHs(sv); |
961 | PUSHs(left); | |
962 | if (SvIV(right)) | |
b448e4fe | 963 | PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT))); |
a0d0e21e | 964 | else |
b448e4fe | 965 | PUSHs(sv_2mortal(newSVuv(O_RDWR))); |
a0d0e21e | 966 | PUSHs(right); |
57d3b86d | 967 | PUTBACK; |
864dbfa3 | 968 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
969 | SPAGAIN; |
970 | ||
971 | if (!sv_isobject(TOPs)) { | |
924508f0 GS |
972 | SP--; |
973 | PUSHMARK(SP); | |
a0d0e21e LW |
974 | PUSHs(sv); |
975 | PUSHs(left); | |
b448e4fe | 976 | PUSHs(sv_2mortal(newSVuv(O_RDONLY))); |
a0d0e21e | 977 | PUSHs(right); |
a0d0e21e | 978 | PUTBACK; |
864dbfa3 | 979 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
980 | SPAGAIN; |
981 | } | |
982 | ||
6b05c17a | 983 | if (sv_isobject(TOPs)) { |
14befaf4 DM |
984 | sv_unmagic((SV *) hv, PERL_MAGIC_tied); |
985 | sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); | |
6b05c17a | 986 | } |
a0d0e21e LW |
987 | LEAVE; |
988 | RETURN; | |
989 | } | |
990 | ||
991 | PP(pp_dbmclose) | |
992 | { | |
cea2e8a9 | 993 | return pp_untie(); |
a0d0e21e LW |
994 | } |
995 | ||
996 | PP(pp_sselect) | |
997 | { | |
a0d0e21e | 998 | #ifdef HAS_SELECT |
9cad6237 | 999 | dSP; dTARGET; |
a0d0e21e LW |
1000 | register I32 i; |
1001 | register I32 j; | |
1002 | register char *s; | |
1003 | register SV *sv; | |
65202027 | 1004 | NV value; |
a0d0e21e LW |
1005 | I32 maxlen = 0; |
1006 | I32 nfound; | |
1007 | struct timeval timebuf; | |
1008 | struct timeval *tbuf = &timebuf; | |
1009 | I32 growsize; | |
1010 | char *fd_sets[4]; | |
2d8e6c8d | 1011 | STRLEN n_a; |
a0d0e21e LW |
1012 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1013 | I32 masksize; | |
1014 | I32 offset; | |
1015 | I32 k; | |
1016 | ||
1017 | # if BYTEORDER & 0xf0000 | |
1018 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
1019 | # else | |
1020 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
1021 | # endif | |
1022 | ||
1023 | #endif | |
1024 | ||
1025 | SP -= 4; | |
1026 | for (i = 1; i <= 3; i++) { | |
1027 | if (!SvPOK(SP[i])) | |
1028 | continue; | |
1029 | j = SvCUR(SP[i]); | |
1030 | if (maxlen < j) | |
1031 | maxlen = j; | |
1032 | } | |
1033 | ||
5ff3f7a4 | 1034 | /* little endians can use vecs directly */ |
e366b469 | 1035 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
5ff3f7a4 | 1036 | # ifdef NFDBITS |
a0d0e21e | 1037 | |
5ff3f7a4 GS |
1038 | # ifndef NBBY |
1039 | # define NBBY 8 | |
1040 | # endif | |
a0d0e21e LW |
1041 | |
1042 | masksize = NFDBITS / NBBY; | |
5ff3f7a4 | 1043 | # else |
a0d0e21e | 1044 | masksize = sizeof(long); /* documented int, everyone seems to use long */ |
5ff3f7a4 | 1045 | # endif |
a0d0e21e LW |
1046 | Zero(&fd_sets[0], 4, char*); |
1047 | #endif | |
1048 | ||
ad517f75 MHM |
1049 | # if SELECT_MIN_BITS == 1 |
1050 | growsize = sizeof(fd_set); | |
1051 | # else | |
1052 | # if defined(__GLIBC__) && defined(__FD_SETSIZE) | |
1053 | # undef SELECT_MIN_BITS | |
1054 | # define SELECT_MIN_BITS __FD_SETSIZE | |
1055 | # endif | |
e366b469 PG |
1056 | /* If SELECT_MIN_BITS is greater than one we most probably will want |
1057 | * to align the sizes with SELECT_MIN_BITS/8 because for example | |
1058 | * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital | |
1059 | * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates | |
1060 | * on (sets/tests/clears bits) is 32 bits. */ | |
1061 | growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8))); | |
e366b469 PG |
1062 | # endif |
1063 | ||
a0d0e21e LW |
1064 | sv = SP[4]; |
1065 | if (SvOK(sv)) { | |
1066 | value = SvNV(sv); | |
1067 | if (value < 0.0) | |
1068 | value = 0.0; | |
1069 | timebuf.tv_sec = (long)value; | |
65202027 | 1070 | value -= (NV)timebuf.tv_sec; |
a0d0e21e LW |
1071 | timebuf.tv_usec = (long)(value * 1000000.0); |
1072 | } | |
1073 | else | |
1074 | tbuf = Null(struct timeval*); | |
1075 | ||
1076 | for (i = 1; i <= 3; i++) { | |
1077 | sv = SP[i]; | |
1078 | if (!SvOK(sv)) { | |
1079 | fd_sets[i] = 0; | |
1080 | continue; | |
1081 | } | |
1082 | else if (!SvPOK(sv)) | |
2d8e6c8d | 1083 | SvPV_force(sv,n_a); /* force string conversion */ |
a0d0e21e LW |
1084 | j = SvLEN(sv); |
1085 | if (j < growsize) { | |
1086 | Sv_Grow(sv, growsize); | |
a0d0e21e | 1087 | } |
c07a80fd | 1088 | j = SvCUR(sv); |
1089 | s = SvPVX(sv) + j; | |
1090 | while (++j <= growsize) { | |
1091 | *s++ = '\0'; | |
1092 | } | |
1093 | ||
a0d0e21e LW |
1094 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1095 | s = SvPVX(sv); | |
1096 | New(403, fd_sets[i], growsize, char); | |
1097 | for (offset = 0; offset < growsize; offset += masksize) { | |
1098 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1099 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
1100 | } | |
1101 | #else | |
1102 | fd_sets[i] = SvPVX(sv); | |
1103 | #endif | |
1104 | } | |
1105 | ||
dc4c69d9 JH |
1106 | #ifdef PERL_IRIX5_SELECT_TIMEVAL_VOID_CAST |
1107 | /* Can't make just the (void*) conditional because that would be | |
1108 | * cpp #if within cpp macro, and not all compilers like that. */ | |
1109 | nfound = PerlSock_select( | |
1110 | maxlen * 8, | |
1111 | (Select_fd_set_t) fd_sets[1], | |
1112 | (Select_fd_set_t) fd_sets[2], | |
1113 | (Select_fd_set_t) fd_sets[3], | |
1114 | (void*) tbuf); /* Workaround for compiler bug. */ | |
1115 | #else | |
6ad3d225 | 1116 | nfound = PerlSock_select( |
a0d0e21e LW |
1117 | maxlen * 8, |
1118 | (Select_fd_set_t) fd_sets[1], | |
1119 | (Select_fd_set_t) fd_sets[2], | |
1120 | (Select_fd_set_t) fd_sets[3], | |
1121 | tbuf); | |
dc4c69d9 | 1122 | #endif |
a0d0e21e LW |
1123 | for (i = 1; i <= 3; i++) { |
1124 | if (fd_sets[i]) { | |
1125 | sv = SP[i]; | |
1126 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1127 | s = SvPVX(sv); | |
1128 | for (offset = 0; offset < growsize; offset += masksize) { | |
1129 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1130 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
1131 | } | |
1132 | Safefree(fd_sets[i]); | |
1133 | #endif | |
1134 | SvSETMAGIC(sv); | |
1135 | } | |
1136 | } | |
1137 | ||
1138 | PUSHi(nfound); | |
1139 | if (GIMME == G_ARRAY && tbuf) { | |
65202027 DS |
1140 | value = (NV)(timebuf.tv_sec) + |
1141 | (NV)(timebuf.tv_usec) / 1000000.0; | |
3280af22 | 1142 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
1143 | sv_setnv(sv, value); |
1144 | } | |
1145 | RETURN; | |
1146 | #else | |
cea2e8a9 | 1147 | DIE(aTHX_ "select not implemented"); |
a0d0e21e LW |
1148 | #endif |
1149 | } | |
1150 | ||
4633a7c4 | 1151 | void |
864dbfa3 | 1152 | Perl_setdefout(pTHX_ GV *gv) |
4633a7c4 LW |
1153 | { |
1154 | if (gv) | |
1155 | (void)SvREFCNT_inc(gv); | |
3280af22 NIS |
1156 | if (PL_defoutgv) |
1157 | SvREFCNT_dec(PL_defoutgv); | |
1158 | PL_defoutgv = gv; | |
4633a7c4 LW |
1159 | } |
1160 | ||
a0d0e21e LW |
1161 | PP(pp_select) |
1162 | { | |
39644a26 | 1163 | dSP; dTARGET; |
4633a7c4 LW |
1164 | GV *newdefout, *egv; |
1165 | HV *hv; | |
1166 | ||
533c011a | 1167 | newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL; |
4633a7c4 | 1168 | |
3280af22 | 1169 | egv = GvEGV(PL_defoutgv); |
4633a7c4 | 1170 | if (!egv) |
3280af22 | 1171 | egv = PL_defoutgv; |
4633a7c4 LW |
1172 | hv = GvSTASH(egv); |
1173 | if (! hv) | |
3280af22 | 1174 | XPUSHs(&PL_sv_undef); |
4633a7c4 | 1175 | else { |
cbdc8872 | 1176 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
f86702cc | 1177 | if (gvp && *gvp == egv) { |
f7aaccc2 | 1178 | gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); |
f86702cc | 1179 | XPUSHTARG; |
1180 | } | |
1181 | else { | |
1182 | XPUSHs(sv_2mortal(newRV((SV*)egv))); | |
1183 | } | |
4633a7c4 LW |
1184 | } |
1185 | ||
1186 | if (newdefout) { | |
ded8aa31 GS |
1187 | if (!GvIO(newdefout)) |
1188 | gv_IOadd(newdefout); | |
4633a7c4 LW |
1189 | setdefout(newdefout); |
1190 | } | |
1191 | ||
a0d0e21e LW |
1192 | RETURN; |
1193 | } | |
1194 | ||
1195 | PP(pp_getc) | |
1196 | { | |
39644a26 | 1197 | dSP; dTARGET; |
a0d0e21e | 1198 | GV *gv; |
90133b69 | 1199 | IO *io = NULL; |
2ae324a7 | 1200 | MAGIC *mg; |
a0d0e21e | 1201 | |
32da55ab | 1202 | if (MAXARG == 0) |
3280af22 | 1203 | gv = PL_stdingv; |
a0d0e21e LW |
1204 | else |
1205 | gv = (GV*)POPs; | |
2ae324a7 | 1206 | |
5b468f54 AMS |
1207 | if (gv && (io = GvIO(gv)) |
1208 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1209 | { | |
54310121 | 1210 | I32 gimme = GIMME_V; |
2ae324a7 | 1211 | PUSHMARK(SP); |
5b468f54 | 1212 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
2ae324a7 | 1213 | PUTBACK; |
1214 | ENTER; | |
864dbfa3 | 1215 | call_method("GETC", gimme); |
2ae324a7 | 1216 | LEAVE; |
1217 | SPAGAIN; | |
54310121 | 1218 | if (gimme == G_SCALAR) |
1219 | SvSetMagicSV_nosteal(TARG, TOPs); | |
2ae324a7 | 1220 | RETURN; |
1221 | } | |
90133b69 | 1222 | if (!gv || do_eof(gv)) { /* make sure we have fp with something */ |
97e322ff RGS |
1223 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED) |
1224 | && (!io || (!IoIFP(io) && IoTYPE(io) != IoTYPE_WRONLY))) | |
90133b69 | 1225 | report_evil_fh(gv, io, PL_op->op_type); |
b5fe5ca2 | 1226 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e | 1227 | RETPUSHUNDEF; |
90133b69 | 1228 | } |
bbce6d69 | 1229 | TAINT; |
a0d0e21e | 1230 | sv_setpv(TARG, " "); |
9bc64814 | 1231 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
7d59b7e4 NIS |
1232 | if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { |
1233 | /* Find out how many bytes the char needs */ | |
1234 | Size_t len = UTF8SKIP(SvPVX(TARG)); | |
1235 | if (len > 1) { | |
1236 | SvGROW(TARG,len+1); | |
1237 | len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); | |
1238 | SvCUR_set(TARG,1+len); | |
1239 | } | |
1240 | SvUTF8_on(TARG); | |
1241 | } | |
a0d0e21e LW |
1242 | PUSHTARG; |
1243 | RETURN; | |
1244 | } | |
1245 | ||
1246 | PP(pp_read) | |
1247 | { | |
cea2e8a9 | 1248 | return pp_sysread(); |
a0d0e21e LW |
1249 | } |
1250 | ||
76e3520e | 1251 | STATIC OP * |
cea2e8a9 | 1252 | S_doform(pTHX_ CV *cv, GV *gv, OP *retop) |
a0d0e21e | 1253 | { |
c09156bb | 1254 | register PERL_CONTEXT *cx; |
54310121 | 1255 | I32 gimme = GIMME_V; |
a0d0e21e LW |
1256 | |
1257 | ENTER; | |
1258 | SAVETMPS; | |
1259 | ||
146174a9 | 1260 | PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp); |
a0d0e21e | 1261 | PUSHFORMAT(cx); |
f39bc417 | 1262 | cx->blk_sub.retop = retop; |
dd2155a4 | 1263 | PAD_SET_CUR(CvPADLIST(cv), 1); |
a0d0e21e | 1264 | |
4633a7c4 | 1265 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
1266 | return CvSTART(cv); |
1267 | } | |
1268 | ||
1269 | PP(pp_enterwrite) | |
1270 | { | |
39644a26 | 1271 | dSP; |
a0d0e21e LW |
1272 | register GV *gv; |
1273 | register IO *io; | |
1274 | GV *fgv; | |
1275 | CV *cv; | |
1276 | ||
1277 | if (MAXARG == 0) | |
3280af22 | 1278 | gv = PL_defoutgv; |
a0d0e21e LW |
1279 | else { |
1280 | gv = (GV*)POPs; | |
1281 | if (!gv) | |
3280af22 | 1282 | gv = PL_defoutgv; |
a0d0e21e LW |
1283 | } |
1284 | EXTEND(SP, 1); | |
1285 | io = GvIO(gv); | |
1286 | if (!io) { | |
1287 | RETPUSHNO; | |
1288 | } | |
1289 | if (IoFMT_GV(io)) | |
1290 | fgv = IoFMT_GV(io); | |
1291 | else | |
1292 | fgv = gv; | |
1293 | ||
1294 | cv = GvFORM(fgv); | |
a0d0e21e | 1295 | if (!cv) { |
2dd78f96 | 1296 | char *name = NULL; |
a0d0e21e | 1297 | if (fgv) { |
748a9306 | 1298 | SV *tmpsv = sv_newmortal(); |
43693395 | 1299 | gv_efullname4(tmpsv, fgv, Nullch, FALSE); |
2dd78f96 | 1300 | name = SvPV_nolen(tmpsv); |
a0d0e21e | 1301 | } |
2dd78f96 JH |
1302 | if (name && *name) |
1303 | DIE(aTHX_ "Undefined format \"%s\" called", name); | |
cea2e8a9 | 1304 | DIE(aTHX_ "Not a format reference"); |
a0d0e21e | 1305 | } |
44a8e56a | 1306 | if (CvCLONE(cv)) |
1307 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
a0d0e21e | 1308 | |
44a8e56a | 1309 | IoFLAGS(io) &= ~IOf_DIDTOP; |
533c011a | 1310 | return doform(cv,gv,PL_op->op_next); |
a0d0e21e LW |
1311 | } |
1312 | ||
1313 | PP(pp_leavewrite) | |
1314 | { | |
39644a26 | 1315 | dSP; |
a0d0e21e LW |
1316 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; |
1317 | register IO *io = GvIOp(gv); | |
760ac839 LW |
1318 | PerlIO *ofp = IoOFP(io); |
1319 | PerlIO *fp; | |
a0d0e21e LW |
1320 | SV **newsp; |
1321 | I32 gimme; | |
c09156bb | 1322 | register PERL_CONTEXT *cx; |
a0d0e21e | 1323 | |
760ac839 | 1324 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
3280af22 | 1325 | (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); |
7ef822cd JH |
1326 | if (!io || !ofp) |
1327 | goto forget_top; | |
3280af22 NIS |
1328 | if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && |
1329 | PL_formtarget != PL_toptarget) | |
a0d0e21e | 1330 | { |
4633a7c4 LW |
1331 | GV *fgv; |
1332 | CV *cv; | |
a0d0e21e LW |
1333 | if (!IoTOP_GV(io)) { |
1334 | GV *topgv; | |
46fc3d4c | 1335 | SV *topname; |
a0d0e21e LW |
1336 | |
1337 | if (!IoTOP_NAME(io)) { | |
1338 | if (!IoFMT_NAME(io)) | |
1339 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
0bd0581c | 1340 | topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", GvNAME(gv))); |
7a5fd60d | 1341 | topgv = gv_fetchsv(topname, FALSE, SVt_PVFM); |
748a9306 | 1342 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e | 1343 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
2e0de35c | 1344 | IoTOP_NAME(io) = savesvpv(topname); |
a0d0e21e | 1345 | else |
ff5bdd37 | 1346 | IoTOP_NAME(io) = savepvn("top", 3); |
a0d0e21e LW |
1347 | } |
1348 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
1349 | if (!topgv || !GvFORM(topgv)) { | |
b929a54b | 1350 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
a0d0e21e LW |
1351 | goto forget_top; |
1352 | } | |
1353 | IoTOP_GV(io) = topgv; | |
1354 | } | |
748a9306 LW |
1355 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
1356 | I32 lines = IoLINES_LEFT(io); | |
3280af22 | 1357 | char *s = SvPVX(PL_formtarget); |
8e07c86e AD |
1358 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
1359 | goto forget_top; | |
748a9306 LW |
1360 | while (lines-- > 0) { |
1361 | s = strchr(s, '\n'); | |
1362 | if (!s) | |
1363 | break; | |
1364 | s++; | |
1365 | } | |
1366 | if (s) { | |
d75029d0 NIS |
1367 | STRLEN save = SvCUR(PL_formtarget); |
1368 | SvCUR_set(PL_formtarget, s - SvPVX(PL_formtarget)); | |
1369 | do_print(PL_formtarget, ofp); | |
1370 | SvCUR_set(PL_formtarget, save); | |
3280af22 NIS |
1371 | sv_chop(PL_formtarget, s); |
1372 | FmLINES(PL_formtarget) -= IoLINES_LEFT(io); | |
748a9306 LW |
1373 | } |
1374 | } | |
a0d0e21e | 1375 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
d75029d0 | 1376 | do_print(PL_formfeed, ofp); |
a0d0e21e LW |
1377 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
1378 | IoPAGE(io)++; | |
3280af22 | 1379 | PL_formtarget = PL_toptarget; |
748a9306 | 1380 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
1381 | fgv = IoTOP_GV(io); |
1382 | if (!fgv) | |
cea2e8a9 | 1383 | DIE(aTHX_ "bad top format reference"); |
4633a7c4 | 1384 | cv = GvFORM(fgv); |
2dd78f96 JH |
1385 | { |
1386 | char *name = NULL; | |
1387 | if (!cv) { | |
1388 | SV *sv = sv_newmortal(); | |
1389 | gv_efullname4(sv, fgv, Nullch, FALSE); | |
1390 | name = SvPV_nolen(sv); | |
1391 | } | |
1392 | if (name && *name) | |
1393 | DIE(aTHX_ "Undefined top format \"%s\" called",name); | |
1394 | /* why no: | |
1395 | else | |
1396 | DIE(aTHX_ "Undefined top format called"); | |
1397 | ?*/ | |
4633a7c4 | 1398 | } |
44a8e56a | 1399 | if (CvCLONE(cv)) |
1400 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
533c011a | 1401 | return doform(cv,gv,PL_op); |
a0d0e21e LW |
1402 | } |
1403 | ||
1404 | forget_top: | |
3280af22 | 1405 | POPBLOCK(cx,PL_curpm); |
a0d0e21e LW |
1406 | POPFORMAT(cx); |
1407 | LEAVE; | |
1408 | ||
1409 | fp = IoOFP(io); | |
1410 | if (!fp) { | |
599cee73 | 1411 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1412 | if (IoIFP(io)) |
1413 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1414 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1415 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1416 | } |
3280af22 | 1417 | PUSHs(&PL_sv_no); |
a0d0e21e LW |
1418 | } |
1419 | else { | |
3280af22 | 1420 | if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) { |
599cee73 | 1421 | if (ckWARN(WARN_IO)) |
9014280d | 1422 | Perl_warner(aTHX_ packWARN(WARN_IO), "page overflow"); |
a0d0e21e | 1423 | } |
d75029d0 | 1424 | if (!do_print(PL_formtarget, fp)) |
3280af22 | 1425 | PUSHs(&PL_sv_no); |
a0d0e21e | 1426 | else { |
3280af22 NIS |
1427 | FmLINES(PL_formtarget) = 0; |
1428 | SvCUR_set(PL_formtarget, 0); | |
1429 | *SvEND(PL_formtarget) = '\0'; | |
a0d0e21e | 1430 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1431 | (void)PerlIO_flush(fp); |
3280af22 | 1432 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1433 | } |
1434 | } | |
9cbac4c7 | 1435 | /* bad_ofp: */ |
3280af22 | 1436 | PL_formtarget = PL_bodytarget; |
a0d0e21e | 1437 | PUTBACK; |
f39bc417 | 1438 | return cx->blk_sub.retop; |
a0d0e21e LW |
1439 | } |
1440 | ||
1441 | PP(pp_prtf) | |
1442 | { | |
39644a26 | 1443 | dSP; dMARK; dORIGMARK; |
a0d0e21e LW |
1444 | GV *gv; |
1445 | IO *io; | |
760ac839 | 1446 | PerlIO *fp; |
26db47c4 | 1447 | SV *sv; |
46fc3d4c | 1448 | MAGIC *mg; |
a0d0e21e | 1449 | |
533c011a | 1450 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e LW |
1451 | gv = (GV*)*++MARK; |
1452 | else | |
3280af22 | 1453 | gv = PL_defoutgv; |
46fc3d4c | 1454 | |
5b468f54 AMS |
1455 | if (gv && (io = GvIO(gv)) |
1456 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1457 | { | |
46fc3d4c | 1458 | if (MARK == ORIGMARK) { |
4352c267 | 1459 | MEXTEND(SP, 1); |
46fc3d4c | 1460 | ++MARK; |
1461 | Move(MARK, MARK + 1, (SP - MARK) + 1, SV*); | |
1462 | ++SP; | |
1463 | } | |
1464 | PUSHMARK(MARK - 1); | |
5b468f54 | 1465 | *MARK = SvTIED_obj((SV*)io, mg); |
46fc3d4c | 1466 | PUTBACK; |
1467 | ENTER; | |
864dbfa3 | 1468 | call_method("PRINTF", G_SCALAR); |
46fc3d4c | 1469 | LEAVE; |
1470 | SPAGAIN; | |
1471 | MARK = ORIGMARK + 1; | |
1472 | *MARK = *SP; | |
1473 | SP = MARK; | |
1474 | RETURN; | |
1475 | } | |
1476 | ||
26db47c4 | 1477 | sv = NEWSV(0,0); |
a0d0e21e | 1478 | if (!(io = GvIO(gv))) { |
2dd78f96 JH |
1479 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
1480 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 1481 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
1482 | goto just_say_no; |
1483 | } | |
1484 | else if (!(fp = IoOFP(io))) { | |
599cee73 | 1485 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1486 | if (IoIFP(io)) |
1487 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1488 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1489 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1490 | } |
93189314 | 1491 | SETERRNO(EBADF,IoIFP(io)?RMS_FAC:RMS_IFI); |
a0d0e21e LW |
1492 | goto just_say_no; |
1493 | } | |
1494 | else { | |
1495 | do_sprintf(sv, SP - MARK, MARK + 1); | |
1496 | if (!do_print(sv, fp)) | |
1497 | goto just_say_no; | |
1498 | ||
1499 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1500 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1501 | goto just_say_no; |
1502 | } | |
1503 | SvREFCNT_dec(sv); | |
1504 | SP = ORIGMARK; | |
3280af22 | 1505 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1506 | RETURN; |
1507 | ||
1508 | just_say_no: | |
1509 | SvREFCNT_dec(sv); | |
1510 | SP = ORIGMARK; | |
3280af22 | 1511 | PUSHs(&PL_sv_undef); |
a0d0e21e LW |
1512 | RETURN; |
1513 | } | |
1514 | ||
c07a80fd | 1515 | PP(pp_sysopen) |
1516 | { | |
39644a26 | 1517 | dSP; |
c07a80fd | 1518 | GV *gv; |
c07a80fd | 1519 | SV *sv; |
1520 | char *tmps; | |
1521 | STRLEN len; | |
1522 | int mode, perm; | |
1523 | ||
1524 | if (MAXARG > 3) | |
1525 | perm = POPi; | |
1526 | else | |
1527 | perm = 0666; | |
1528 | mode = POPi; | |
1529 | sv = POPs; | |
1530 | gv = (GV *)POPs; | |
1531 | ||
4592e6ca NIS |
1532 | /* Need TIEHANDLE method ? */ |
1533 | ||
c07a80fd | 1534 | tmps = SvPV(sv, len); |
1535 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1536 | IoLINES(GvIOp(gv)) = 0; | |
3280af22 | 1537 | PUSHs(&PL_sv_yes); |
c07a80fd | 1538 | } |
1539 | else { | |
3280af22 | 1540 | PUSHs(&PL_sv_undef); |
c07a80fd | 1541 | } |
1542 | RETURN; | |
1543 | } | |
1544 | ||
a0d0e21e LW |
1545 | PP(pp_sysread) |
1546 | { | |
39644a26 | 1547 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1548 | int offset; |
1549 | GV *gv; | |
1550 | IO *io; | |
1551 | char *buffer; | |
5b54f415 | 1552 | SSize_t length; |
eb5c063a | 1553 | SSize_t count; |
1e422769 | 1554 | Sock_size_t bufsize; |
748a9306 | 1555 | SV *bufsv; |
a0d0e21e | 1556 | STRLEN blen; |
2ae324a7 | 1557 | MAGIC *mg; |
eb5c063a | 1558 | int fp_utf8; |
1dd30107 NC |
1559 | int buffer_utf8; |
1560 | SV *read_target; | |
eb5c063a NIS |
1561 | Size_t got = 0; |
1562 | Size_t wanted; | |
1d636c13 | 1563 | bool charstart = FALSE; |
87330c3c JH |
1564 | STRLEN charskip = 0; |
1565 | STRLEN skip = 0; | |
a0d0e21e LW |
1566 | |
1567 | gv = (GV*)*++MARK; | |
5b468f54 AMS |
1568 | if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) |
1569 | && gv && (io = GvIO(gv)) | |
1570 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
137443ea | 1571 | { |
2ae324a7 | 1572 | SV *sv; |
1573 | ||
1574 | PUSHMARK(MARK-1); | |
5b468f54 | 1575 | *MARK = SvTIED_obj((SV*)io, mg); |
2ae324a7 | 1576 | ENTER; |
864dbfa3 | 1577 | call_method("READ", G_SCALAR); |
2ae324a7 | 1578 | LEAVE; |
1579 | SPAGAIN; | |
1580 | sv = POPs; | |
1581 | SP = ORIGMARK; | |
1582 | PUSHs(sv); | |
1583 | RETURN; | |
1584 | } | |
1585 | ||
a0d0e21e LW |
1586 | if (!gv) |
1587 | goto say_undef; | |
748a9306 | 1588 | bufsv = *++MARK; |
ff68c719 | 1589 | if (! SvOK(bufsv)) |
1590 | sv_setpvn(bufsv, "", 0); | |
a0d0e21e | 1591 | length = SvIVx(*++MARK); |
748a9306 | 1592 | SETERRNO(0,0); |
a0d0e21e LW |
1593 | if (MARK < SP) |
1594 | offset = SvIVx(*++MARK); | |
1595 | else | |
1596 | offset = 0; | |
1597 | io = GvIO(gv); | |
b5fe5ca2 SR |
1598 | if (!io || !IoIFP(io)) { |
1599 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
1600 | report_evil_fh(gv, io, PL_op->op_type); | |
1601 | SETERRNO(EBADF,RMS_IFI); | |
a0d0e21e | 1602 | goto say_undef; |
b5fe5ca2 | 1603 | } |
0064a8a9 | 1604 | if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { |
7d59b7e4 | 1605 | buffer = SvPVutf8_force(bufsv, blen); |
1e54db1a | 1606 | /* UTF-8 may not have been set if they are all low bytes */ |
eb5c063a | 1607 | SvUTF8_on(bufsv); |
9b9d7ce8 | 1608 | buffer_utf8 = 0; |
7d59b7e4 NIS |
1609 | } |
1610 | else { | |
1611 | buffer = SvPV_force(bufsv, blen); | |
1dd30107 | 1612 | buffer_utf8 = !IN_BYTES && SvUTF8(bufsv); |
7d59b7e4 NIS |
1613 | } |
1614 | if (length < 0) | |
1615 | DIE(aTHX_ "Negative length"); | |
eb5c063a | 1616 | wanted = length; |
7d59b7e4 | 1617 | |
d0965105 JH |
1618 | charstart = TRUE; |
1619 | charskip = 0; | |
87330c3c | 1620 | skip = 0; |
d0965105 | 1621 | |
a0d0e21e | 1622 | #ifdef HAS_SOCKET |
533c011a | 1623 | if (PL_op->op_type == OP_RECV) { |
46fc3d4c | 1624 | char namebuf[MAXPATHLEN]; |
17a8c7ba | 1625 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) |
490ab354 JH |
1626 | bufsize = sizeof (struct sockaddr_in); |
1627 | #else | |
46fc3d4c | 1628 | bufsize = sizeof namebuf; |
490ab354 | 1629 | #endif |
abf95952 IZ |
1630 | #ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ |
1631 | if (bufsize >= 256) | |
1632 | bufsize = 255; | |
1633 | #endif | |
eb160463 | 1634 | buffer = SvGROW(bufsv, (STRLEN)(length+1)); |
bbce6d69 | 1635 | /* 'offset' means 'flags' here */ |
eb5c063a | 1636 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
46fc3d4c | 1637 | (struct sockaddr *)namebuf, &bufsize); |
eb5c063a | 1638 | if (count < 0) |
a0d0e21e | 1639 | RETPUSHUNDEF; |
4107cc59 OF |
1640 | #ifdef EPOC |
1641 | /* Bogus return without padding */ | |
1642 | bufsize = sizeof (struct sockaddr_in); | |
1643 | #endif | |
eb5c063a | 1644 | SvCUR_set(bufsv, count); |
748a9306 LW |
1645 | *SvEND(bufsv) = '\0'; |
1646 | (void)SvPOK_only(bufsv); | |
eb5c063a NIS |
1647 | if (fp_utf8) |
1648 | SvUTF8_on(bufsv); | |
748a9306 | 1649 | SvSETMAGIC(bufsv); |
aac0dd9a | 1650 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1651 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1652 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1653 | SP = ORIGMARK; |
46fc3d4c | 1654 | sv_setpvn(TARG, namebuf, bufsize); |
a0d0e21e LW |
1655 | PUSHs(TARG); |
1656 | RETURN; | |
1657 | } | |
1658 | #else | |
911d147d | 1659 | if (PL_op->op_type == OP_RECV) |
cea2e8a9 | 1660 | DIE(aTHX_ PL_no_sock_func, "recv"); |
a0d0e21e | 1661 | #endif |
eb5c063a NIS |
1662 | if (DO_UTF8(bufsv)) { |
1663 | /* offset adjust in characters not bytes */ | |
1664 | blen = sv_len_utf8(bufsv); | |
7d59b7e4 | 1665 | } |
bbce6d69 | 1666 | if (offset < 0) { |
eb160463 | 1667 | if (-offset > (int)blen) |
cea2e8a9 | 1668 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1669 | offset += blen; |
1670 | } | |
eb5c063a NIS |
1671 | if (DO_UTF8(bufsv)) { |
1672 | /* convert offset-as-chars to offset-as-bytes */ | |
6960c29a CH |
1673 | if (offset >= (int)blen) |
1674 | offset += SvCUR(bufsv) - blen; | |
1675 | else | |
1676 | offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; | |
eb5c063a NIS |
1677 | } |
1678 | more_bytes: | |
cd52b7b2 | 1679 | bufsize = SvCUR(bufsv); |
1dd30107 NC |
1680 | /* Allocating length + offset + 1 isn't perfect in the case of reading |
1681 | bytes from a byte file handle into a UTF8 buffer, but it won't harm us | |
1682 | unduly. | |
1683 | (should be 2 * length + offset + 1, or possibly something longer if | |
1684 | PL_encoding is true) */ | |
eb160463 | 1685 | buffer = SvGROW(bufsv, (STRLEN)(length+offset+1)); |
cd52b7b2 | 1686 | if (offset > bufsize) { /* Zero any newly allocated space */ |
1687 | Zero(buffer+bufsize, offset-bufsize, char); | |
1688 | } | |
eb5c063a | 1689 | buffer = buffer + offset; |
1dd30107 NC |
1690 | if (!buffer_utf8) { |
1691 | read_target = bufsv; | |
1692 | } else { | |
1693 | /* Best to read the bytes into a new SV, upgrade that to UTF8, then | |
1694 | concatenate it to the current buffer. */ | |
1695 | ||
1696 | /* Truncate the existing buffer to the start of where we will be | |
1697 | reading to: */ | |
1698 | SvCUR_set(bufsv, offset); | |
1699 | ||
1700 | read_target = sv_newmortal(); | |
1701 | SvUPGRADE(read_target, SVt_PV); | |
1702 | buffer = SvGROW(read_target, length + 1); | |
1703 | } | |
eb5c063a | 1704 | |
533c011a | 1705 | if (PL_op->op_type == OP_SYSREAD) { |
a7092146 | 1706 | #ifdef PERL_SOCK_SYSREAD_IS_RECV |
50952442 | 1707 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
eb5c063a NIS |
1708 | count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), |
1709 | buffer, length, 0); | |
a7092146 GS |
1710 | } |
1711 | else | |
1712 | #endif | |
1713 | { | |
eb5c063a NIS |
1714 | count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), |
1715 | buffer, length); | |
a7092146 | 1716 | } |
a0d0e21e LW |
1717 | } |
1718 | else | |
1719 | #ifdef HAS_SOCKET__bad_code_maybe | |
50952442 | 1720 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
46fc3d4c | 1721 | char namebuf[MAXPATHLEN]; |
490ab354 JH |
1722 | #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) |
1723 | bufsize = sizeof (struct sockaddr_in); | |
1724 | #else | |
46fc3d4c | 1725 | bufsize = sizeof namebuf; |
490ab354 | 1726 | #endif |
eb5c063a | 1727 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, |
46fc3d4c | 1728 | (struct sockaddr *)namebuf, &bufsize); |
a0d0e21e LW |
1729 | } |
1730 | else | |
1731 | #endif | |
3b02c43c | 1732 | { |
eb5c063a NIS |
1733 | count = PerlIO_read(IoIFP(io), buffer, length); |
1734 | /* PerlIO_read() - like fread() returns 0 on both error and EOF */ | |
1735 | if (count == 0 && PerlIO_error(IoIFP(io))) | |
1736 | count = -1; | |
3b02c43c | 1737 | } |
eb5c063a | 1738 | if (count < 0) { |
a00b5bd3 | 1739 | if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) |
6e6ef6b2 | 1740 | report_evil_fh(gv, io, OP_phoney_OUTPUT_ONLY); |
a0d0e21e | 1741 | goto say_undef; |
af8c498a | 1742 | } |
1dd30107 NC |
1743 | SvCUR_set(read_target, count+(buffer - SvPVX(read_target))); |
1744 | *SvEND(read_target) = '\0'; | |
1745 | (void)SvPOK_only(read_target); | |
0064a8a9 | 1746 | if (fp_utf8 && !IN_BYTES) { |
eb5c063a NIS |
1747 | /* Look at utf8 we got back and count the characters */ |
1748 | char *bend = buffer + count; | |
1749 | while (buffer < bend) { | |
d0965105 JH |
1750 | if (charstart) { |
1751 | skip = UTF8SKIP(buffer); | |
1752 | charskip = 0; | |
1753 | } | |
1754 | if (buffer - charskip + skip > bend) { | |
eb5c063a NIS |
1755 | /* partial character - try for rest of it */ |
1756 | length = skip - (bend-buffer); | |
1757 | offset = bend - SvPVX(bufsv); | |
d0965105 JH |
1758 | charstart = FALSE; |
1759 | charskip += count; | |
eb5c063a NIS |
1760 | goto more_bytes; |
1761 | } | |
1762 | else { | |
1763 | got++; | |
1764 | buffer += skip; | |
d0965105 JH |
1765 | charstart = TRUE; |
1766 | charskip = 0; | |
eb5c063a NIS |
1767 | } |
1768 | } | |
1769 | /* If we have not 'got' the number of _characters_ we 'wanted' get some more | |
1770 | provided amount read (count) was what was requested (length) | |
1771 | */ | |
1772 | if (got < wanted && count == length) { | |
d0965105 | 1773 | length = wanted - got; |
eb5c063a NIS |
1774 | offset = bend - SvPVX(bufsv); |
1775 | goto more_bytes; | |
1776 | } | |
1777 | /* return value is character count */ | |
1778 | count = got; | |
1779 | SvUTF8_on(bufsv); | |
1780 | } | |
1dd30107 NC |
1781 | else if (buffer_utf8) { |
1782 | /* Let svcatsv upgrade the bytes we read in to utf8. | |
1783 | The buffer is a mortal so will be freed soon. */ | |
1784 | sv_catsv_nomg(bufsv, read_target); | |
1785 | } | |
748a9306 | 1786 | SvSETMAGIC(bufsv); |
aac0dd9a | 1787 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1788 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1789 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1790 | SP = ORIGMARK; |
eb5c063a | 1791 | PUSHi(count); |
a0d0e21e LW |
1792 | RETURN; |
1793 | ||
1794 | say_undef: | |
1795 | SP = ORIGMARK; | |
1796 | RETPUSHUNDEF; | |
1797 | } | |
1798 | ||
1799 | PP(pp_syswrite) | |
1800 | { | |
39644a26 | 1801 | dSP; |
092bebab JH |
1802 | int items = (SP - PL_stack_base) - TOPMARK; |
1803 | if (items == 2) { | |
9f089d78 | 1804 | SV *sv; |
092bebab | 1805 | EXTEND(SP, 1); |
9f089d78 SB |
1806 | sv = sv_2mortal(newSViv(sv_len(*SP))); |
1807 | PUSHs(sv); | |
092bebab JH |
1808 | PUTBACK; |
1809 | } | |
cea2e8a9 | 1810 | return pp_send(); |
a0d0e21e LW |
1811 | } |
1812 | ||
1813 | PP(pp_send) | |
1814 | { | |
39644a26 | 1815 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1816 | GV *gv; |
1817 | IO *io; | |
748a9306 | 1818 | SV *bufsv; |
a0d0e21e | 1819 | char *buffer; |
8c99d73e GS |
1820 | Size_t length; |
1821 | SSize_t retval; | |
a0d0e21e | 1822 | STRLEN blen; |
1d603a67 | 1823 | MAGIC *mg; |
a0d0e21e LW |
1824 | |
1825 | gv = (GV*)*++MARK; | |
14befaf4 | 1826 | if (PL_op->op_type == OP_SYSWRITE |
5b468f54 AMS |
1827 | && gv && (io = GvIO(gv)) |
1828 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
14befaf4 | 1829 | { |
1d603a67 GB |
1830 | SV *sv; |
1831 | ||
1832 | PUSHMARK(MARK-1); | |
5b468f54 | 1833 | *MARK = SvTIED_obj((SV*)io, mg); |
1d603a67 | 1834 | ENTER; |
864dbfa3 | 1835 | call_method("WRITE", G_SCALAR); |
1d603a67 GB |
1836 | LEAVE; |
1837 | SPAGAIN; | |
1838 | sv = POPs; | |
1839 | SP = ORIGMARK; | |
1840 | PUSHs(sv); | |
1841 | RETURN; | |
1842 | } | |
a0d0e21e LW |
1843 | if (!gv) |
1844 | goto say_undef; | |
748a9306 | 1845 | bufsv = *++MARK; |
8c99d73e | 1846 | #if Size_t_size > IVSIZE |
3c001241 | 1847 | length = (Size_t)SvNVx(*++MARK); |
146174a9 | 1848 | #else |
3c001241 | 1849 | length = (Size_t)SvIVx(*++MARK); |
146174a9 | 1850 | #endif |
3c001241 | 1851 | if ((SSize_t)length < 0) |
cea2e8a9 | 1852 | DIE(aTHX_ "Negative length"); |
748a9306 | 1853 | SETERRNO(0,0); |
a0d0e21e LW |
1854 | io = GvIO(gv); |
1855 | if (!io || !IoIFP(io)) { | |
8c99d73e | 1856 | retval = -1; |
bc37a18f RG |
1857 | if (ckWARN(WARN_CLOSED)) |
1858 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 1859 | SETERRNO(EBADF,RMS_IFI); |
7d59b7e4 NIS |
1860 | goto say_undef; |
1861 | } | |
1862 | ||
1863 | if (PerlIO_isutf8(IoIFP(io))) { | |
6aa2f6a7 NC |
1864 | if (!SvUTF8(bufsv)) { |
1865 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1866 | buffer = sv_2pvutf8(bufsv, &blen); | |
1867 | } else | |
1868 | buffer = SvPV(bufsv, blen); | |
a0d0e21e | 1869 | } |
7d59b7e4 | 1870 | else { |
4de5f5ca JH |
1871 | if (DO_UTF8(bufsv)) { |
1872 | /* Not modifying source SV, so making a temporary copy. */ | |
1873 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1874 | sv_utf8_downgrade(bufsv, FALSE); | |
1875 | } | |
1876 | buffer = SvPV(bufsv, blen); | |
7d59b7e4 NIS |
1877 | } |
1878 | ||
1879 | if (PL_op->op_type == OP_SYSWRITE) { | |
1880 | IV offset; | |
1881 | if (DO_UTF8(bufsv)) { | |
1882 | /* length and offset are in chars */ | |
1883 | blen = sv_len_utf8(bufsv); | |
1884 | } | |
bbce6d69 | 1885 | if (MARK < SP) { |
a0d0e21e | 1886 | offset = SvIVx(*++MARK); |
bbce6d69 | 1887 | if (offset < 0) { |
eb160463 | 1888 | if (-offset > (IV)blen) |
cea2e8a9 | 1889 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1890 | offset += blen; |
eb160463 | 1891 | } else if (offset >= (IV)blen && blen > 0) |
cea2e8a9 | 1892 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1893 | } else |
a0d0e21e LW |
1894 | offset = 0; |
1895 | if (length > blen - offset) | |
1896 | length = blen - offset; | |
7d59b7e4 | 1897 | if (DO_UTF8(bufsv)) { |
c8d31a35 | 1898 | buffer = (char*)utf8_hop((U8 *)buffer, offset); |
7d59b7e4 NIS |
1899 | length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; |
1900 | } | |
1901 | else { | |
1902 | buffer = buffer+offset; | |
1903 | } | |
a7092146 | 1904 | #ifdef PERL_SOCK_SYSWRITE_IS_SEND |
50952442 | 1905 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
8c99d73e | 1906 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1907 | buffer, length, 0); |
a7092146 GS |
1908 | } |
1909 | else | |
1910 | #endif | |
1911 | { | |
94e4c244 | 1912 | /* See the note at doio.c:do_print about filesize limits. --jhi */ |
8c99d73e | 1913 | retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1914 | buffer, length); |
a7092146 | 1915 | } |
a0d0e21e LW |
1916 | } |
1917 | #ifdef HAS_SOCKET | |
1918 | else if (SP > MARK) { | |
1919 | char *sockbuf; | |
1920 | STRLEN mlen; | |
1921 | sockbuf = SvPVx(*++MARK, mlen); | |
7d59b7e4 | 1922 | /* length is really flags */ |
8c99d73e GS |
1923 | retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, |
1924 | length, (struct sockaddr *)sockbuf, mlen); | |
a0d0e21e LW |
1925 | } |
1926 | else | |
7d59b7e4 | 1927 | /* length is really flags */ |
8c99d73e | 1928 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1929 | #else |
1930 | else | |
cea2e8a9 | 1931 | DIE(aTHX_ PL_no_sock_func, "send"); |
a0d0e21e | 1932 | #endif |
8c99d73e | 1933 | if (retval < 0) |
a0d0e21e LW |
1934 | goto say_undef; |
1935 | SP = ORIGMARK; | |
f36eea10 JH |
1936 | if (DO_UTF8(bufsv)) |
1937 | retval = utf8_length((U8*)buffer, (U8*)buffer + retval); | |
8c99d73e GS |
1938 | #if Size_t_size > IVSIZE |
1939 | PUSHn(retval); | |
1940 | #else | |
1941 | PUSHi(retval); | |
1942 | #endif | |
a0d0e21e LW |
1943 | RETURN; |
1944 | ||
1945 | say_undef: | |
1946 | SP = ORIGMARK; | |
1947 | RETPUSHUNDEF; | |
1948 | } | |
1949 | ||
1950 | PP(pp_recv) | |
1951 | { | |
cea2e8a9 | 1952 | return pp_sysread(); |
a0d0e21e LW |
1953 | } |
1954 | ||
1955 | PP(pp_eof) | |
1956 | { | |
39644a26 | 1957 | dSP; |
a0d0e21e | 1958 | GV *gv; |
5b468f54 | 1959 | IO *io; |
4592e6ca | 1960 | MAGIC *mg; |
a0d0e21e | 1961 | |
32da55ab | 1962 | if (MAXARG == 0) { |
146174a9 CB |
1963 | if (PL_op->op_flags & OPf_SPECIAL) { /* eof() */ |
1964 | IO *io; | |
ed2c6b9b | 1965 | gv = PL_last_in_gv = GvEGV(PL_argvgv); |
146174a9 CB |
1966 | io = GvIO(gv); |
1967 | if (io && !IoIFP(io)) { | |
1968 | if ((IoFLAGS(io) & IOf_START) && av_len(GvAVn(gv)) < 0) { | |
1969 | IoLINES(io) = 0; | |
1970 | IoFLAGS(io) &= ~IOf_START; | |
dd374669 | 1971 | do_open(gv, (char *)"-", 1, FALSE, O_RDONLY, 0, Nullfp); |
146174a9 CB |
1972 | sv_setpvn(GvSV(gv), "-", 1); |
1973 | SvSETMAGIC(GvSV(gv)); | |
1974 | } | |
1975 | else if (!nextargv(gv)) | |
1976 | RETPUSHYES; | |
1977 | } | |
1978 | } | |
1979 | else | |
1980 | gv = PL_last_in_gv; /* eof */ | |
1981 | } | |
a0d0e21e | 1982 | else |
146174a9 | 1983 | gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */ |
4592e6ca | 1984 | |
5b468f54 AMS |
1985 | if (gv && (io = GvIO(gv)) |
1986 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1987 | { | |
4592e6ca | 1988 | PUSHMARK(SP); |
5b468f54 | 1989 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1990 | PUTBACK; |
1991 | ENTER; | |
864dbfa3 | 1992 | call_method("EOF", G_SCALAR); |
4592e6ca NIS |
1993 | LEAVE; |
1994 | SPAGAIN; | |
1995 | RETURN; | |
1996 | } | |
1997 | ||
54310121 | 1998 | PUSHs(boolSV(!gv || do_eof(gv))); |
a0d0e21e LW |
1999 | RETURN; |
2000 | } | |
2001 | ||
2002 | PP(pp_tell) | |
2003 | { | |
39644a26 | 2004 | dSP; dTARGET; |
301e8125 | 2005 | GV *gv; |
5b468f54 | 2006 | IO *io; |
4592e6ca | 2007 | MAGIC *mg; |
a0d0e21e | 2008 | |
32da55ab | 2009 | if (MAXARG == 0) |
3280af22 | 2010 | gv = PL_last_in_gv; |
a0d0e21e | 2011 | else |
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)); |
4592e6ca NIS |
2019 | PUTBACK; |
2020 | ENTER; | |
864dbfa3 | 2021 | call_method("TELL", G_SCALAR); |
4592e6ca NIS |
2022 | LEAVE; |
2023 | SPAGAIN; | |
2024 | RETURN; | |
2025 | } | |
2026 | ||
146174a9 CB |
2027 | #if LSEEKSIZE > IVSIZE |
2028 | PUSHn( do_tell(gv) ); | |
2029 | #else | |
a0d0e21e | 2030 | PUSHi( do_tell(gv) ); |
146174a9 | 2031 | #endif |
a0d0e21e LW |
2032 | RETURN; |
2033 | } | |
2034 | ||
2035 | PP(pp_seek) | |
2036 | { | |
cea2e8a9 | 2037 | return pp_sysseek(); |
137443ea | 2038 | } |
2039 | ||
2040 | PP(pp_sysseek) | |
2041 | { | |
39644a26 | 2042 | dSP; |
a0d0e21e | 2043 | GV *gv; |
5b468f54 | 2044 | IO *io; |
a0d0e21e | 2045 | int whence = POPi; |
146174a9 CB |
2046 | #if LSEEKSIZE > IVSIZE |
2047 | Off_t offset = (Off_t)SvNVx(POPs); | |
2048 | #else | |
d9b3e12d | 2049 | Off_t offset = (Off_t)SvIVx(POPs); |
146174a9 | 2050 | #endif |
4592e6ca | 2051 | MAGIC *mg; |
a0d0e21e | 2052 | |
3280af22 | 2053 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 2054 | |
5b468f54 AMS |
2055 | if (gv && (io = GvIO(gv)) |
2056 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
2057 | { | |
4592e6ca | 2058 | PUSHMARK(SP); |
5b468f54 | 2059 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
cb50131a CB |
2060 | #if LSEEKSIZE > IVSIZE |
2061 | XPUSHs(sv_2mortal(newSVnv((NV) offset))); | |
2062 | #else | |
b448e4fe | 2063 | XPUSHs(sv_2mortal(newSViv(offset))); |
cb50131a | 2064 | #endif |
b448e4fe | 2065 | XPUSHs(sv_2mortal(newSViv(whence))); |
4592e6ca NIS |
2066 | PUTBACK; |
2067 | ENTER; | |
864dbfa3 | 2068 | call_method("SEEK", G_SCALAR); |
4592e6ca NIS |
2069 | LEAVE; |
2070 | SPAGAIN; | |
2071 | RETURN; | |
2072 | } | |
2073 | ||
533c011a | 2074 | if (PL_op->op_type == OP_SEEK) |
8903cb82 | 2075 | PUSHs(boolSV(do_seek(gv, offset, whence))); |
2076 | else { | |
b448e4fe JH |
2077 | Off_t sought = do_sysseek(gv, offset, whence); |
2078 | if (sought < 0) | |
146174a9 CB |
2079 | PUSHs(&PL_sv_undef); |
2080 | else { | |
b448e4fe | 2081 | SV* sv = sought ? |
146174a9 | 2082 | #if LSEEKSIZE > IVSIZE |
b448e4fe | 2083 | newSVnv((NV)sought) |
146174a9 | 2084 | #else |
b448e4fe | 2085 | newSViv(sought) |
146174a9 CB |
2086 | #endif |
2087 | : newSVpvn(zero_but_true, ZBTLEN); | |
2088 | PUSHs(sv_2mortal(sv)); | |
2089 | } | |
8903cb82 | 2090 | } |
a0d0e21e LW |
2091 | RETURN; |
2092 | } | |
2093 | ||
2094 | PP(pp_truncate) | |
2095 | { | |
39644a26 | 2096 | dSP; |
8c99d73e GS |
2097 | /* There seems to be no consensus on the length type of truncate() |
2098 | * and ftruncate(), both off_t and size_t have supporters. In | |
2099 | * general one would think that when using large files, off_t is | |
2100 | * at least as wide as size_t, so using an off_t should be okay. */ | |
2101 | /* XXX Configure probe for the length type of *truncate() needed XXX */ | |
2102 | Off_t len; | |
a0d0e21e | 2103 | |
25342a55 | 2104 | #if Off_t_size > IVSIZE |
8c99d73e GS |
2105 | len = (Off_t)POPn; |
2106 | #else | |
2107 | len = (Off_t)POPi; | |
2108 | #endif | |
2109 | /* Checking for length < 0 is problematic as the type might or | |
301e8125 | 2110 | * might not be signed: if it is not, clever compilers will moan. */ |
8c99d73e | 2111 | /* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */ |
748a9306 | 2112 | SETERRNO(0,0); |
d05c1ba0 | 2113 | { |
d05c1ba0 JH |
2114 | int result = 1; |
2115 | GV *tmpgv; | |
090bf15b SR |
2116 | IO *io; |
2117 | ||
d05c1ba0 | 2118 | if (PL_op->op_flags & OPf_SPECIAL) { |
7a5fd60d | 2119 | tmpgv = gv_fetchsv(POPs, FALSE, SVt_PVIO); |
d05c1ba0 | 2120 | |
090bf15b SR |
2121 | do_ftruncate_gv: |
2122 | if (!GvIO(tmpgv)) | |
2123 | result = 0; | |
d05c1ba0 | 2124 | else { |
090bf15b SR |
2125 | PerlIO *fp; |
2126 | io = GvIOp(tmpgv); | |
2127 | do_ftruncate_io: | |
2128 | TAINT_PROPER("truncate"); | |
2129 | if (!(fp = IoIFP(io))) { | |
2130 | result = 0; | |
2131 | } | |
2132 | else { | |
2133 | PerlIO_flush(fp); | |
cbdc8872 | 2134 | #ifdef HAS_TRUNCATE |
090bf15b | 2135 | if (ftruncate(PerlIO_fileno(fp), len) < 0) |
301e8125 | 2136 | #else |
090bf15b | 2137 | if (my_chsize(PerlIO_fileno(fp), len) < 0) |
cbdc8872 | 2138 | #endif |
090bf15b SR |
2139 | result = 0; |
2140 | } | |
d05c1ba0 | 2141 | } |
cbdc8872 | 2142 | } |
d05c1ba0 JH |
2143 | else { |
2144 | SV *sv = POPs; | |
2145 | char *name; | |
7a5fd60d NC |
2146 | STRLEN n_a; |
2147 | ||
d05c1ba0 JH |
2148 | if (SvTYPE(sv) == SVt_PVGV) { |
2149 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
090bf15b | 2150 | goto do_ftruncate_gv; |
d05c1ba0 JH |
2151 | } |
2152 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2153 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
090bf15b SR |
2154 | goto do_ftruncate_gv; |
2155 | } | |
2156 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVIO) { | |
2157 | io = (IO*) SvRV(sv); /* *main::FRED{IO} for example */ | |
2158 | goto do_ftruncate_io; | |
d05c1ba0 | 2159 | } |
1e422769 | 2160 | |
d05c1ba0 JH |
2161 | name = SvPV(sv, n_a); |
2162 | TAINT_PROPER("truncate"); | |
cbdc8872 | 2163 | #ifdef HAS_TRUNCATE |
d05c1ba0 JH |
2164 | if (truncate(name, len) < 0) |
2165 | result = 0; | |
cbdc8872 | 2166 | #else |
d05c1ba0 JH |
2167 | { |
2168 | int tmpfd; | |
2169 | ||
2170 | if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) | |
cbdc8872 | 2171 | result = 0; |
d05c1ba0 JH |
2172 | else { |
2173 | if (my_chsize(tmpfd, len) < 0) | |
2174 | result = 0; | |
2175 | PerlLIO_close(tmpfd); | |
2176 | } | |
cbdc8872 | 2177 | } |
a0d0e21e | 2178 | #endif |
d05c1ba0 | 2179 | } |
a0d0e21e | 2180 | |
d05c1ba0 JH |
2181 | if (result) |
2182 | RETPUSHYES; | |
2183 | if (!errno) | |
93189314 | 2184 | SETERRNO(EBADF,RMS_IFI); |
d05c1ba0 JH |
2185 | RETPUSHUNDEF; |
2186 | } | |
a0d0e21e LW |
2187 | } |
2188 | ||
2189 | PP(pp_fcntl) | |
2190 | { | |
cea2e8a9 | 2191 | return pp_ioctl(); |
a0d0e21e LW |
2192 | } |
2193 | ||
2194 | PP(pp_ioctl) | |
2195 | { | |
39644a26 | 2196 | dSP; dTARGET; |
748a9306 | 2197 | SV *argsv = POPs; |
3bb7c1b4 | 2198 | unsigned int func = POPu; |
e1ec3a88 | 2199 | const int optype = PL_op->op_type; |
a0d0e21e | 2200 | char *s; |
324aa91a | 2201 | IV retval; |
a0d0e21e | 2202 | GV *gv = (GV*)POPs; |
c289d2f7 | 2203 | IO *io = gv ? GvIOn(gv) : 0; |
a0d0e21e | 2204 | |
748a9306 | 2205 | if (!io || !argsv || !IoIFP(io)) { |
c289d2f7 JH |
2206 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2207 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 2208 | SETERRNO(EBADF,RMS_IFI); /* well, sort of... */ |
a0d0e21e LW |
2209 | RETPUSHUNDEF; |
2210 | } | |
2211 | ||
748a9306 | 2212 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 2213 | STRLEN len; |
324aa91a | 2214 | STRLEN need; |
748a9306 | 2215 | s = SvPV_force(argsv, len); |
324aa91a HF |
2216 | need = IOCPARM_LEN(func); |
2217 | if (len < need) { | |
2218 | s = Sv_Grow(argsv, need + 1); | |
2219 | SvCUR_set(argsv, need); | |
a0d0e21e LW |
2220 | } |
2221 | ||
748a9306 | 2222 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
2223 | } |
2224 | else { | |
748a9306 | 2225 | retval = SvIV(argsv); |
c529f79d | 2226 | s = INT2PTR(char*,retval); /* ouch */ |
a0d0e21e LW |
2227 | } |
2228 | ||
2229 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
2230 | ||
2231 | if (optype == OP_IOCTL) | |
2232 | #ifdef HAS_IOCTL | |
76e3520e | 2233 | retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e | 2234 | #else |
cea2e8a9 | 2235 | DIE(aTHX_ "ioctl is not implemented"); |
a0d0e21e LW |
2236 | #endif |
2237 | else | |
c214f4ad WB |
2238 | #ifndef HAS_FCNTL |
2239 | DIE(aTHX_ "fcntl is not implemented"); | |
2240 | #else | |
55497cff | 2241 | #if defined(OS2) && defined(__EMX__) |
760ac839 | 2242 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 2243 | #else |
760ac839 | 2244 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
301e8125 | 2245 | #endif |
6652bd42 | 2246 | #endif |
a0d0e21e | 2247 | |
6652bd42 | 2248 | #if defined(HAS_IOCTL) || defined(HAS_FCNTL) |
748a9306 LW |
2249 | if (SvPOK(argsv)) { |
2250 | if (s[SvCUR(argsv)] != 17) | |
cea2e8a9 | 2251 | DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument", |
53e06cf0 | 2252 | OP_NAME(PL_op)); |
748a9306 LW |
2253 | s[SvCUR(argsv)] = 0; /* put our null back */ |
2254 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
2255 | } |
2256 | ||
2257 | if (retval == -1) | |
2258 | RETPUSHUNDEF; | |
2259 | if (retval != 0) { | |
2260 | PUSHi(retval); | |
2261 | } | |
2262 | else { | |
8903cb82 | 2263 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e | 2264 | } |
4808266b | 2265 | #endif |
c214f4ad | 2266 | RETURN; |
a0d0e21e LW |
2267 | } |
2268 | ||
2269 | PP(pp_flock) | |
2270 | { | |
9cad6237 | 2271 | #ifdef FLOCK |
39644a26 | 2272 | dSP; dTARGET; |
a0d0e21e LW |
2273 | I32 value; |
2274 | int argtype; | |
2275 | GV *gv; | |
bc37a18f | 2276 | IO *io = NULL; |
760ac839 | 2277 | PerlIO *fp; |
16d20bd9 | 2278 | |
a0d0e21e | 2279 | argtype = POPi; |
32da55ab | 2280 | if (MAXARG == 0) |
3280af22 | 2281 | gv = PL_last_in_gv; |
a0d0e21e LW |
2282 | else |
2283 | gv = (GV*)POPs; | |
bc37a18f RG |
2284 | if (gv && (io = GvIO(gv))) |
2285 | fp = IoIFP(io); | |
2286 | else { | |
a0d0e21e | 2287 | fp = Nullfp; |
bc37a18f RG |
2288 | io = NULL; |
2289 | } | |
a0d0e21e | 2290 | if (fp) { |
68dc0745 | 2291 | (void)PerlIO_flush(fp); |
76e3520e | 2292 | value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e | 2293 | } |
cb50131a | 2294 | else { |
bc37a18f RG |
2295 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2296 | report_evil_fh(gv, io, PL_op->op_type); | |
a0d0e21e | 2297 | value = 0; |
93189314 | 2298 | SETERRNO(EBADF,RMS_IFI); |
cb50131a | 2299 | } |
a0d0e21e LW |
2300 | PUSHi(value); |
2301 | RETURN; | |
2302 | #else | |
cea2e8a9 | 2303 | DIE(aTHX_ PL_no_func, "flock()"); |
a0d0e21e LW |
2304 | #endif |
2305 | } | |
2306 | ||
2307 | /* Sockets. */ | |
2308 | ||
2309 | PP(pp_socket) | |
2310 | { | |
a0d0e21e | 2311 | #ifdef HAS_SOCKET |
9cad6237 | 2312 | dSP; |
a0d0e21e LW |
2313 | GV *gv; |
2314 | register IO *io; | |
2315 | int protocol = POPi; | |
2316 | int type = POPi; | |
2317 | int domain = POPi; | |
2318 | int fd; | |
2319 | ||
2320 | gv = (GV*)POPs; | |
c289d2f7 | 2321 | io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2322 | |
c289d2f7 JH |
2323 | if (!gv || !io) { |
2324 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
2325 | report_evil_fh(gv, io, PL_op->op_type); | |
2326 | if (IoIFP(io)) | |
2327 | do_close(gv, FALSE); | |
93189314 | 2328 | SETERRNO(EBADF,LIB_INVARG); |
a0d0e21e LW |
2329 | RETPUSHUNDEF; |
2330 | } | |
2331 | ||
57171420 BS |
2332 | if (IoIFP(io)) |
2333 | do_close(gv, FALSE); | |
2334 | ||
a0d0e21e | 2335 | TAINT_PROPER("socket"); |
6ad3d225 | 2336 | fd = PerlSock_socket(domain, type, protocol); |
a0d0e21e LW |
2337 | if (fd < 0) |
2338 | RETPUSHUNDEF; | |
460c8493 IZ |
2339 | IoIFP(io) = PerlIO_fdopen(fd, "r"SOCKET_OPEN_MODE); /* stdio gets confused about sockets */ |
2340 | IoOFP(io) = PerlIO_fdopen(fd, "w"SOCKET_OPEN_MODE); | |
50952442 | 2341 | IoTYPE(io) = IoTYPE_SOCKET; |
a0d0e21e | 2342 | if (!IoIFP(io) || !IoOFP(io)) { |
760ac839 LW |
2343 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
2344 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
6ad3d225 | 2345 | if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd); |
a0d0e21e LW |
2346 | RETPUSHUNDEF; |
2347 | } | |
8d2a6795 GS |
2348 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2349 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2350 | #endif | |
a0d0e21e | 2351 | |
d5ff79b3 OF |
2352 | #ifdef EPOC |
2353 | setbuf( IoIFP(io), NULL); /* EPOC gets confused about sockets */ | |
2354 | #endif | |
2355 | ||
a0d0e21e LW |
2356 | RETPUSHYES; |
2357 | #else | |
cea2e8a9 | 2358 | DIE(aTHX_ PL_no_sock_func, "socket"); |
a0d0e21e LW |
2359 | #endif |
2360 | } | |
2361 | ||
2362 | PP(pp_sockpair) | |
2363 | { | |
c95c94b1 | 2364 | #if defined (HAS_SOCKETPAIR) || (defined (HAS_SOCKET) && defined(SOCK_DGRAM) && defined(AF_INET) && defined(PF_INET)) |
76ffd3b9 | 2365 | dSP; |
a0d0e21e LW |
2366 | GV *gv1; |
2367 | GV *gv2; | |
2368 | register IO *io1; | |
2369 | register IO *io2; | |
2370 | int protocol = POPi; | |
2371 | int type = POPi; | |
2372 | int domain = POPi; | |
2373 | int fd[2]; | |
2374 | ||
2375 | gv2 = (GV*)POPs; | |
2376 | gv1 = (GV*)POPs; | |
c289d2f7 JH |
2377 | io1 = gv1 ? GvIOn(gv1) : NULL; |
2378 | io2 = gv2 ? GvIOn(gv2) : NULL; | |
2379 | if (!gv1 || !gv2 || !io1 || !io2) { | |
2380 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { | |
2381 | if (!gv1 || !io1) | |
2382 | report_evil_fh(gv1, io1, PL_op->op_type); | |
2383 | if (!gv2 || !io2) | |
2384 | report_evil_fh(gv1, io2, PL_op->op_type); | |
2385 | } | |
2386 | if (IoIFP(io1)) | |
2387 | do_close(gv1, FALSE); | |
2388 | if (IoIFP(io2)) | |
2389 | do_close(gv2, FALSE); | |
a0d0e21e | 2390 | RETPUSHUNDEF; |
c289d2f7 | 2391 | } |
a0d0e21e | 2392 | |
dc0d0a5f JH |
2393 | if (IoIFP(io1)) |
2394 | do_close(gv1, FALSE); | |
2395 | if (IoIFP(io2)) | |
2396 | do_close(gv2, FALSE); | |
57171420 | 2397 | |
a0d0e21e | 2398 | TAINT_PROPER("socketpair"); |
6ad3d225 | 2399 | if (PerlSock_socketpair(domain, type, protocol, fd) < 0) |
a0d0e21e | 2400 | RETPUSHUNDEF; |
460c8493 IZ |
2401 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"SOCKET_OPEN_MODE); |
2402 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"SOCKET_OPEN_MODE); | |
50952442 | 2403 | IoTYPE(io1) = IoTYPE_SOCKET; |
460c8493 IZ |
2404 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"SOCKET_OPEN_MODE); |
2405 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"SOCKET_OPEN_MODE); | |
50952442 | 2406 | IoTYPE(io2) = IoTYPE_SOCKET; |
a0d0e21e | 2407 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { |
760ac839 LW |
2408 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
2409 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
6ad3d225 | 2410 | if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]); |
760ac839 LW |
2411 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
2412 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
6ad3d225 | 2413 | if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]); |
a0d0e21e LW |
2414 | RETPUSHUNDEF; |
2415 | } | |
8d2a6795 GS |
2416 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2417 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
2418 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
2419 | #endif | |
a0d0e21e LW |
2420 | |
2421 | RETPUSHYES; | |
2422 | #else | |
cea2e8a9 | 2423 | DIE(aTHX_ PL_no_sock_func, "socketpair"); |
a0d0e21e LW |
2424 | #endif |
2425 | } | |
2426 | ||
2427 | PP(pp_bind) | |
2428 | { | |
a0d0e21e | 2429 | #ifdef HAS_SOCKET |
9cad6237 | 2430 | dSP; |
eec2d3df | 2431 | #ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */ |
82b3da69 JH |
2432 | extern void GETPRIVMODE(); |
2433 | extern void GETUSERMODE(); | |
eec2d3df | 2434 | #endif |
748a9306 | 2435 | SV *addrsv = POPs; |
a0d0e21e LW |
2436 | char *addr; |
2437 | GV *gv = (GV*)POPs; | |
2438 | register IO *io = GvIOn(gv); | |
2439 | STRLEN len; | |
eec2d3df GS |
2440 | int bind_ok = 0; |
2441 | #ifdef MPE | |
2442 | int mpeprivmode = 0; | |
2443 | #endif | |
a0d0e21e LW |
2444 | |
2445 | if (!io || !IoIFP(io)) | |
2446 | goto nuts; | |
2447 | ||
748a9306 | 2448 | addr = SvPV(addrsv, len); |
a0d0e21e | 2449 | TAINT_PROPER("bind"); |
eec2d3df GS |
2450 | #ifdef MPE /* Deal with MPE bind() peculiarities */ |
2451 | if (((struct sockaddr *)addr)->sa_family == AF_INET) { | |
2452 | /* The address *MUST* stupidly be zero. */ | |
2453 | ((struct sockaddr_in *)addr)->sin_addr.s_addr = INADDR_ANY; | |
2454 | /* PRIV mode is required to bind() to ports < 1024. */ | |
2455 | if (((struct sockaddr_in *)addr)->sin_port < 1024 && | |
2456 | ((struct sockaddr_in *)addr)->sin_port > 0) { | |
2457 | GETPRIVMODE(); /* If this fails, we are aborted by MPE/iX. */ | |
2458 | mpeprivmode = 1; | |
2459 | } | |
2460 | } | |
2461 | #endif /* MPE */ | |
2462 | if (PerlSock_bind(PerlIO_fileno(IoIFP(io)), | |
2463 | (struct sockaddr *)addr, len) >= 0) | |
2464 | bind_ok = 1; | |
2465 | ||
2466 | #ifdef MPE /* Switch back to USER mode */ | |
2467 | if (mpeprivmode) | |
2468 | GETUSERMODE(); | |
2469 | #endif /* MPE */ | |
2470 | ||
2471 | if (bind_ok) | |
a0d0e21e LW |
2472 | RETPUSHYES; |
2473 | else | |
2474 | RETPUSHUNDEF; | |
2475 | ||
2476 | nuts: | |
599cee73 | 2477 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2478 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2479 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2480 | RETPUSHUNDEF; |
2481 | #else | |
cea2e8a9 | 2482 | DIE(aTHX_ PL_no_sock_func, "bind"); |
a0d0e21e LW |
2483 | #endif |
2484 | } | |
2485 | ||
2486 | PP(pp_connect) | |
2487 | { | |
a0d0e21e | 2488 | #ifdef HAS_SOCKET |
9cad6237 | 2489 | dSP; |
748a9306 | 2490 | SV *addrsv = POPs; |
a0d0e21e LW |
2491 | char *addr; |
2492 | GV *gv = (GV*)POPs; | |
2493 | register IO *io = GvIOn(gv); | |
2494 | STRLEN len; | |
2495 | ||
2496 | if (!io || !IoIFP(io)) | |
2497 | goto nuts; | |
2498 | ||
748a9306 | 2499 | addr = SvPV(addrsv, len); |
a0d0e21e | 2500 | TAINT_PROPER("connect"); |
6ad3d225 | 2501 | if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
2502 | RETPUSHYES; |
2503 | else | |
2504 | RETPUSHUNDEF; | |
2505 | ||
2506 | nuts: | |
599cee73 | 2507 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2508 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2509 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2510 | RETPUSHUNDEF; |
2511 | #else | |
cea2e8a9 | 2512 | DIE(aTHX_ PL_no_sock_func, "connect"); |
a0d0e21e LW |
2513 | #endif |
2514 | } | |
2515 | ||
2516 | PP(pp_listen) | |
2517 | { | |
a0d0e21e | 2518 | #ifdef HAS_SOCKET |
9cad6237 | 2519 | dSP; |
a0d0e21e LW |
2520 | int backlog = POPi; |
2521 | GV *gv = (GV*)POPs; | |
c289d2f7 | 2522 | register IO *io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2523 | |
c289d2f7 | 2524 | if (!gv || !io || !IoIFP(io)) |
a0d0e21e LW |
2525 | goto nuts; |
2526 | ||
6ad3d225 | 2527 | if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
2528 | RETPUSHYES; |
2529 | else | |
2530 | RETPUSHUNDEF; | |
2531 | ||
2532 | nuts: | |
599cee73 | 2533 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2534 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2535 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2536 | RETPUSHUNDEF; |
2537 | #else | |
cea2e8a9 | 2538 | DIE(aTHX_ PL_no_sock_func, "listen"); |
a0d0e21e LW |
2539 | #endif |
2540 | } | |
2541 | ||
2542 | PP(pp_accept) | |
2543 | { | |
a0d0e21e | 2544 | #ifdef HAS_SOCKET |
9cad6237 | 2545 | dSP; dTARGET; |
a0d0e21e LW |
2546 | GV *ngv; |
2547 | GV *ggv; | |
2548 | register IO *nstio; | |
2549 | register IO *gstio; | |
93d47a36 JH |
2550 | char namebuf[MAXPATHLEN]; |
2551 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) | |
2552 | Sock_size_t len = sizeof (struct sockaddr_in); | |
2553 | #else | |
2554 | Sock_size_t len = sizeof namebuf; | |
2555 | #endif | |
a0d0e21e LW |
2556 | int fd; |
2557 | ||
2558 | ggv = (GV*)POPs; | |
2559 | ngv = (GV*)POPs; | |
2560 | ||
2561 | if (!ngv) | |
2562 | goto badexit; | |
2563 | if (!ggv) | |
2564 | goto nuts; | |
2565 | ||
2566 | gstio = GvIO(ggv); | |
2567 | if (!gstio || !IoIFP(gstio)) | |
2568 | goto nuts; | |
2569 | ||
2570 | nstio = GvIOn(ngv); | |
93d47a36 | 2571 | fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *) namebuf, &len); |
a0d0e21e LW |
2572 | if (fd < 0) |
2573 | goto badexit; | |
a70048fb AB |
2574 | if (IoIFP(nstio)) |
2575 | do_close(ngv, FALSE); | |
460c8493 IZ |
2576 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"SOCKET_OPEN_MODE); |
2577 | IoOFP(nstio) = PerlIO_fdopen(fd, "w"SOCKET_OPEN_MODE); | |
50952442 | 2578 | IoTYPE(nstio) = IoTYPE_SOCKET; |
a0d0e21e | 2579 | if (!IoIFP(nstio) || !IoOFP(nstio)) { |
760ac839 LW |
2580 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
2581 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
6ad3d225 | 2582 | if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd); |
a0d0e21e LW |
2583 | goto badexit; |
2584 | } | |
8d2a6795 GS |
2585 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2586 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2587 | #endif | |
a0d0e21e | 2588 | |
ed79a026 | 2589 | #ifdef EPOC |
93d47a36 | 2590 | len = sizeof (struct sockaddr_in); /* EPOC somehow truncates info */ |
a9f1f6b0 | 2591 | setbuf( IoIFP(nstio), NULL); /* EPOC gets confused about sockets */ |
ed79a026 | 2592 | #endif |
381c1bae | 2593 | #ifdef __SCO_VERSION__ |
93d47a36 | 2594 | len = sizeof (struct sockaddr_in); /* OpenUNIX 8 somehow truncates info */ |
381c1bae | 2595 | #endif |
ed79a026 | 2596 | |
93d47a36 | 2597 | PUSHp(namebuf, len); |
a0d0e21e LW |
2598 | RETURN; |
2599 | ||
2600 | nuts: | |
599cee73 | 2601 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2602 | report_evil_fh(ggv, ggv ? GvIO(ggv) : 0, PL_op->op_type); |
93189314 | 2603 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2604 | |
2605 | badexit: | |
2606 | RETPUSHUNDEF; | |
2607 | ||
2608 | #else | |
cea2e8a9 | 2609 | DIE(aTHX_ PL_no_sock_func, "accept"); |
a0d0e21e LW |
2610 | #endif |
2611 | } | |
2612 | ||
2613 | PP(pp_shutdown) | |
2614 | { | |
a0d0e21e | 2615 | #ifdef HAS_SOCKET |
9cad6237 | 2616 | dSP; dTARGET; |
a0d0e21e LW |
2617 | int how = POPi; |
2618 | GV *gv = (GV*)POPs; | |
2619 | register IO *io = GvIOn(gv); | |
2620 | ||
2621 | if (!io || !IoIFP(io)) | |
2622 | goto nuts; | |
2623 | ||
6ad3d225 | 2624 | PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
2625 | RETURN; |
2626 | ||
2627 | nuts: | |
599cee73 | 2628 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2629 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2630 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2631 | RETPUSHUNDEF; |
2632 | #else | |
cea2e8a9 | 2633 | DIE(aTHX_ PL_no_sock_func, "shutdown"); |
a0d0e21e LW |
2634 | #endif |
2635 | } | |
2636 | ||
2637 | PP(pp_gsockopt) | |
2638 | { | |
2639 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2640 | return pp_ssockopt(); |
a0d0e21e | 2641 | #else |
cea2e8a9 | 2642 | DIE(aTHX_ PL_no_sock_func, "getsockopt"); |
a0d0e21e LW |
2643 | #endif |
2644 | } | |
2645 | ||
2646 | PP(pp_ssockopt) | |
2647 | { | |
a0d0e21e | 2648 | #ifdef HAS_SOCKET |
9cad6237 | 2649 | dSP; |
533c011a | 2650 | int optype = PL_op->op_type; |
a0d0e21e LW |
2651 | SV *sv; |
2652 | int fd; | |
2653 | unsigned int optname; | |
2654 | unsigned int lvl; | |
2655 | GV *gv; | |
2656 | register IO *io; | |
1e422769 | 2657 | Sock_size_t len; |
a0d0e21e LW |
2658 | |
2659 | if (optype == OP_GSOCKOPT) | |
2660 | sv = sv_2mortal(NEWSV(22, 257)); | |
2661 | else | |
2662 | sv = POPs; | |
2663 | optname = (unsigned int) POPi; | |
2664 | lvl = (unsigned int) POPi; | |
2665 | ||
2666 | gv = (GV*)POPs; | |
2667 | io = GvIOn(gv); | |
2668 | if (!io || !IoIFP(io)) | |
2669 | goto nuts; | |
2670 | ||
760ac839 | 2671 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2672 | switch (optype) { |
2673 | case OP_GSOCKOPT: | |
748a9306 | 2674 | SvGROW(sv, 257); |
a0d0e21e | 2675 | (void)SvPOK_only(sv); |
748a9306 LW |
2676 | SvCUR_set(sv,256); |
2677 | *SvEND(sv) ='\0'; | |
1e422769 | 2678 | len = SvCUR(sv); |
6ad3d225 | 2679 | if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0) |
a0d0e21e | 2680 | goto nuts2; |
1e422769 | 2681 | SvCUR_set(sv, len); |
748a9306 | 2682 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2683 | PUSHs(sv); |
2684 | break; | |
2685 | case OP_SSOCKOPT: { | |
1e422769 | 2686 | char *buf; |
2687 | int aint; | |
2688 | if (SvPOKp(sv)) { | |
2d8e6c8d GS |
2689 | STRLEN l; |
2690 | buf = SvPV(sv, l); | |
2691 | len = l; | |
1e422769 | 2692 | } |
56ee1660 | 2693 | else { |
a0d0e21e LW |
2694 | aint = (int)SvIV(sv); |
2695 | buf = (char*)&aint; | |
2696 | len = sizeof(int); | |
2697 | } | |
6ad3d225 | 2698 | if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0) |
a0d0e21e | 2699 | goto nuts2; |
3280af22 | 2700 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
2701 | } |
2702 | break; | |
2703 | } | |
2704 | RETURN; | |
2705 | ||
2706 | nuts: | |
599cee73 | 2707 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2708 | report_evil_fh(gv, io, optype); |
93189314 | 2709 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2710 | nuts2: |
2711 | RETPUSHUNDEF; | |
2712 | ||
2713 | #else | |
cea2e8a9 | 2714 | DIE(aTHX_ PL_no_sock_func, "setsockopt"); |
a0d0e21e LW |
2715 | #endif |
2716 | } | |
2717 | ||
2718 | PP(pp_getsockname) | |
2719 | { | |
2720 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2721 | return pp_getpeername(); |
a0d0e21e | 2722 | #else |
cea2e8a9 | 2723 | DIE(aTHX_ PL_no_sock_func, "getsockname"); |
a0d0e21e LW |
2724 | #endif |
2725 | } | |
2726 | ||
2727 | PP(pp_getpeername) | |
2728 | { | |
a0d0e21e | 2729 | #ifdef HAS_SOCKET |
9cad6237 | 2730 | dSP; |
533c011a | 2731 | int optype = PL_op->op_type; |
a0d0e21e LW |
2732 | SV *sv; |
2733 | int fd; | |
2734 | GV *gv = (GV*)POPs; | |
2735 | register IO *io = GvIOn(gv); | |
1e422769 | 2736 | Sock_size_t len; |
a0d0e21e LW |
2737 | |
2738 | if (!io || !IoIFP(io)) | |
2739 | goto nuts; | |
2740 | ||
2741 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 | 2742 | (void)SvPOK_only(sv); |
1e422769 | 2743 | len = 256; |
2744 | SvCUR_set(sv, len); | |
748a9306 | 2745 | *SvEND(sv) ='\0'; |
760ac839 | 2746 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2747 | switch (optype) { |
2748 | case OP_GETSOCKNAME: | |
6ad3d225 | 2749 | if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e LW |
2750 | goto nuts2; |
2751 | break; | |
2752 | case OP_GETPEERNAME: | |
6ad3d225 | 2753 | if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e | 2754 | goto nuts2; |
490ab354 JH |
2755 | #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS) |
2756 | { | |
2757 | 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"; | |
2758 | /* If the call succeeded, make sure we don't have a zeroed port/addr */ | |
2759 | if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET && | |
2760 | !memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere, | |
2761 | sizeof(u_short) + sizeof(struct in_addr))) { | |
301e8125 | 2762 | goto nuts2; |
490ab354 JH |
2763 | } |
2764 | } | |
2765 | #endif | |
a0d0e21e LW |
2766 | break; |
2767 | } | |
13826f2c CS |
2768 | #ifdef BOGUS_GETNAME_RETURN |
2769 | /* Interactive Unix, getpeername() and getsockname() | |
2770 | does not return valid namelen */ | |
1e422769 | 2771 | if (len == BOGUS_GETNAME_RETURN) |
2772 | len = sizeof(struct sockaddr); | |
13826f2c | 2773 | #endif |
1e422769 | 2774 | SvCUR_set(sv, len); |
748a9306 | 2775 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2776 | PUSHs(sv); |
2777 | RETURN; | |
2778 | ||
2779 | nuts: | |
599cee73 | 2780 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2781 | report_evil_fh(gv, io, optype); |
93189314 | 2782 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2783 | nuts2: |
2784 | RETPUSHUNDEF; | |
2785 | ||
2786 | #else | |
cea2e8a9 | 2787 | DIE(aTHX_ PL_no_sock_func, "getpeername"); |
a0d0e21e LW |
2788 | #endif |
2789 | } | |
2790 | ||
2791 | /* Stat calls. */ | |
2792 | ||
2793 | PP(pp_lstat) | |
2794 | { | |
cea2e8a9 | 2795 | return pp_stat(); |
a0d0e21e LW |
2796 | } |
2797 | ||
2798 | PP(pp_stat) | |
2799 | { | |
39644a26 | 2800 | dSP; |
2dd78f96 | 2801 | GV *gv; |
54310121 | 2802 | I32 gimme; |
a0d0e21e | 2803 | I32 max = 13; |
2d8e6c8d | 2804 | STRLEN n_a; |
a0d0e21e | 2805 | |
533c011a | 2806 | if (PL_op->op_flags & OPf_REF) { |
2dd78f96 | 2807 | gv = cGVOP_gv; |
8a4e5b40 | 2808 | if (PL_op->op_type == OP_LSTAT) { |
5d3e98de RGS |
2809 | if (gv != PL_defgv) { |
2810 | if (ckWARN(WARN_IO)) | |
9014280d | 2811 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de RGS |
2812 | "lstat() on filehandle %s", GvENAME(gv)); |
2813 | } else if (PL_laststype != OP_LSTAT) | |
8a4e5b40 | 2814 | Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); |
8a4e5b40 DD |
2815 | } |
2816 | ||
748a9306 | 2817 | do_fstat: |
2dd78f96 | 2818 | if (gv != PL_defgv) { |
3280af22 | 2819 | PL_laststype = OP_STAT; |
2dd78f96 | 2820 | PL_statgv = gv; |
3280af22 | 2821 | sv_setpv(PL_statname, ""); |
2dd78f96 JH |
2822 | PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) |
2823 | ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); | |
a0d0e21e | 2824 | } |
9ddeeac9 | 2825 | if (PL_laststatval < 0) { |
2dd78f96 JH |
2826 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2827 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); | |
a0d0e21e | 2828 | max = 0; |
9ddeeac9 | 2829 | } |
a0d0e21e LW |
2830 | } |
2831 | else { | |
748a9306 LW |
2832 | SV* sv = POPs; |
2833 | if (SvTYPE(sv) == SVt_PVGV) { | |
2dd78f96 | 2834 | gv = (GV*)sv; |
748a9306 LW |
2835 | goto do_fstat; |
2836 | } | |
2837 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2dd78f96 | 2838 | gv = (GV*)SvRV(sv); |
5d3e98de | 2839 | if (PL_op->op_type == OP_LSTAT && ckWARN(WARN_IO)) |
9014280d | 2840 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de | 2841 | "lstat() on filehandle %s", GvENAME(gv)); |
748a9306 LW |
2842 | goto do_fstat; |
2843 | } | |
2d8e6c8d | 2844 | sv_setpv(PL_statname, SvPV(sv,n_a)); |
3280af22 | 2845 | PL_statgv = Nullgv; |
533c011a NIS |
2846 | PL_laststype = PL_op->op_type; |
2847 | if (PL_op->op_type == OP_LSTAT) | |
2d8e6c8d | 2848 | PL_laststatval = PerlLIO_lstat(SvPV(PL_statname, n_a), &PL_statcache); |
a0d0e21e | 2849 | else |
2d8e6c8d | 2850 | PL_laststatval = PerlLIO_stat(SvPV(PL_statname, n_a), &PL_statcache); |
3280af22 | 2851 | if (PL_laststatval < 0) { |
2d8e6c8d | 2852 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 2853 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "stat"); |
a0d0e21e LW |
2854 | max = 0; |
2855 | } | |
2856 | } | |
2857 | ||
54310121 | 2858 | gimme = GIMME_V; |
2859 | if (gimme != G_ARRAY) { | |
2860 | if (gimme != G_VOID) | |
2861 | XPUSHs(boolSV(max)); | |
2862 | RETURN; | |
a0d0e21e LW |
2863 | } |
2864 | if (max) { | |
36477c24 | 2865 | EXTEND(SP, max); |
2866 | EXTEND_MORTAL(max); | |
1ff81528 PL |
2867 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev))); |
2868 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino))); | |
b448e4fe JH |
2869 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode))); |
2870 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink))); | |
146174a9 CB |
2871 | #if Uid_t_size > IVSIZE |
2872 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid))); | |
2873 | #else | |
23dcd6c8 | 2874 | # if Uid_t_sign <= 0 |
1ff81528 | 2875 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid))); |
23dcd6c8 JH |
2876 | # else |
2877 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); | |
2878 | # endif | |
146174a9 | 2879 | #endif |
301e8125 | 2880 | #if Gid_t_size > IVSIZE |
146174a9 CB |
2881 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); |
2882 | #else | |
23dcd6c8 | 2883 | # if Gid_t_sign <= 0 |
1ff81528 | 2884 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid))); |
23dcd6c8 JH |
2885 | # else |
2886 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid))); | |
2887 | # endif | |
146174a9 | 2888 | #endif |
cbdc8872 | 2889 | #ifdef USE_STAT_RDEV |
1ff81528 | 2890 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev))); |
cbdc8872 | 2891 | #else |
79cb57f6 | 2892 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
cbdc8872 | 2893 | #endif |
146174a9 | 2894 | #if Off_t_size > IVSIZE |
4a9d6100 | 2895 | PUSHs(sv_2mortal(newSVnv((NV)PL_statcache.st_size))); |
146174a9 | 2896 | #else |
1ff81528 | 2897 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_size))); |
146174a9 | 2898 | #endif |
cbdc8872 | 2899 | #ifdef BIG_TIME |
172ae379 JH |
2900 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime))); |
2901 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime))); | |
2902 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime))); | |
cbdc8872 | 2903 | #else |
1ff81528 PL |
2904 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime))); |
2905 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime))); | |
2906 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime))); | |
cbdc8872 | 2907 | #endif |
a0d0e21e | 2908 | #ifdef USE_STAT_BLOCKS |
b448e4fe JH |
2909 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize))); |
2910 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks))); | |
a0d0e21e | 2911 | #else |
79cb57f6 GS |
2912 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
2913 | PUSHs(sv_2mortal(newSVpvn("", 0))); | |
a0d0e21e LW |
2914 | #endif |
2915 | } | |
2916 | RETURN; | |
2917 | } | |
2918 | ||
fbb0b3b3 RGS |
2919 | /* This macro is used by the stacked filetest operators : |
2920 | * if the previous filetest failed, short-circuit and pass its value. | |
2921 | * Else, discard it from the stack and continue. --rgs | |
2922 | */ | |
2923 | #define STACKED_FTEST_CHECK if (PL_op->op_private & OPpFT_STACKED) { \ | |
2924 | if (TOPs == &PL_sv_no || TOPs == &PL_sv_undef) { RETURN; } \ | |
2925 | else { (void)POPs; PUTBACK; } \ | |
2926 | } | |
2927 | ||
a0d0e21e LW |
2928 | PP(pp_ftrread) |
2929 | { | |
9cad6237 | 2930 | I32 result; |
2a3ff820 | 2931 | dSP; |
fbb0b3b3 | 2932 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2933 | #if defined(HAS_ACCESS) && defined(R_OK) |
1af34c76 | 2934 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2935 | STRLEN n_a; |
43b06338 | 2936 | result = access(POPpx, R_OK); |
5ff3f7a4 GS |
2937 | if (result == 0) |
2938 | RETPUSHYES; | |
2939 | if (result < 0) | |
2940 | RETPUSHUNDEF; | |
2941 | RETPUSHNO; | |
22865c03 GS |
2942 | } |
2943 | else | |
cea2e8a9 | 2944 | result = my_stat(); |
5ff3f7a4 | 2945 | #else |
cea2e8a9 | 2946 | result = my_stat(); |
5ff3f7a4 | 2947 | #endif |
22865c03 | 2948 | SPAGAIN; |
a0d0e21e LW |
2949 | if (result < 0) |
2950 | RETPUSHUNDEF; | |
3280af22 | 2951 | if (cando(S_IRUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2952 | RETPUSHYES; |
2953 | RETPUSHNO; | |
2954 | } | |
2955 | ||
2956 | PP(pp_ftrwrite) | |
2957 | { | |
9cad6237 | 2958 | I32 result; |
2a3ff820 | 2959 | dSP; |
fbb0b3b3 | 2960 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2961 | #if defined(HAS_ACCESS) && defined(W_OK) |
1af34c76 | 2962 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2963 | STRLEN n_a; |
43b06338 | 2964 | result = access(POPpx, W_OK); |
5ff3f7a4 GS |
2965 | if (result == 0) |
2966 | RETPUSHYES; | |
2967 | if (result < 0) | |
2968 | RETPUSHUNDEF; | |
2969 | RETPUSHNO; | |
22865c03 GS |
2970 | } |
2971 | else | |
cea2e8a9 | 2972 | result = my_stat(); |
5ff3f7a4 | 2973 | #else |
cea2e8a9 | 2974 | result = my_stat(); |
5ff3f7a4 | 2975 | #endif |
22865c03 | 2976 | SPAGAIN; |
a0d0e21e LW |
2977 | if (result < 0) |
2978 | RETPUSHUNDEF; | |
3280af22 | 2979 | if (cando(S_IWUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2980 | RETPUSHYES; |
2981 | RETPUSHNO; | |
2982 | } | |
2983 | ||
2984 | PP(pp_ftrexec) | |
2985 | { | |
9cad6237 | 2986 | I32 result; |
2a3ff820 | 2987 | dSP; |
fbb0b3b3 | 2988 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2989 | #if defined(HAS_ACCESS) && defined(X_OK) |
1af34c76 | 2990 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2991 | STRLEN n_a; |
43b06338 | 2992 | result = access(POPpx, X_OK); |
5ff3f7a4 GS |
2993 | if (result == 0) |
2994 | RETPUSHYES; | |
2995 | if (result < 0) | |
2996 | RETPUSHUNDEF; | |
2997 | RETPUSHNO; | |
22865c03 GS |
2998 | } |
2999 | else | |
cea2e8a9 | 3000 | result = my_stat(); |
5ff3f7a4 | 3001 | #else |
cea2e8a9 | 3002 | result = my_stat(); |
5ff3f7a4 | 3003 | #endif |
22865c03 | 3004 | SPAGAIN; |
a0d0e21e LW |
3005 | if (result < 0) |
3006 | RETPUSHUNDEF; | |
3280af22 | 3007 | if (cando(S_IXUSR, 0, &PL_statcache)) |
a0d0e21e LW |
3008 | RETPUSHYES; |
3009 | RETPUSHNO; | |
3010 | } | |
3011 | ||
3012 | PP(pp_fteread) | |
3013 | { | |
9cad6237 | 3014 | I32 result; |
2a3ff820 | 3015 | dSP; |
fbb0b3b3 | 3016 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3017 | #ifdef PERL_EFF_ACCESS_R_OK |
1af34c76 | 3018 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3019 | STRLEN n_a; |
43b06338 | 3020 | result = PERL_EFF_ACCESS_R_OK(POPpx); |
5ff3f7a4 GS |
3021 | if (result == 0) |
3022 | RETPUSHYES; | |
3023 | if (result < 0) | |
3024 | RETPUSHUNDEF; | |
3025 | RETPUSHNO; | |
22865c03 GS |
3026 | } |
3027 | else | |
cea2e8a9 | 3028 | result = my_stat(); |
5ff3f7a4 | 3029 | #else |
cea2e8a9 | 3030 | result = my_stat(); |
5ff3f7a4 | 3031 | #endif |
22865c03 | 3032 | SPAGAIN; |
a0d0e21e LW |
3033 | if (result < 0) |
3034 | RETPUSHUNDEF; | |
3280af22 | 3035 | if (cando(S_IRUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3036 | RETPUSHYES; |
3037 | RETPUSHNO; | |
3038 | } | |
3039 | ||
3040 | PP(pp_ftewrite) | |
3041 | { | |
9cad6237 | 3042 | I32 result; |
2a3ff820 | 3043 | dSP; |
fbb0b3b3 | 3044 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3045 | #ifdef PERL_EFF_ACCESS_W_OK |
1af34c76 | 3046 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3047 | STRLEN n_a; |
43b06338 | 3048 | result = PERL_EFF_ACCESS_W_OK(POPpx); |
5ff3f7a4 GS |
3049 | if (result == 0) |
3050 | RETPUSHYES; | |
3051 | if (result < 0) | |
3052 | RETPUSHUNDEF; | |
3053 | RETPUSHNO; | |
22865c03 GS |
3054 | } |
3055 | else | |
cea2e8a9 | 3056 | result = my_stat(); |
5ff3f7a4 | 3057 | #else |
cea2e8a9 | 3058 | result = my_stat(); |
5ff3f7a4 | 3059 | #endif |
22865c03 | 3060 | SPAGAIN; |
a0d0e21e LW |
3061 | if (result < 0) |
3062 | RETPUSHUNDEF; | |
3280af22 | 3063 | if (cando(S_IWUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3064 | RETPUSHYES; |
3065 | RETPUSHNO; | |
3066 | } | |
3067 | ||
3068 | PP(pp_fteexec) | |
3069 | { | |
9cad6237 | 3070 | I32 result; |
2a3ff820 | 3071 | dSP; |
fbb0b3b3 | 3072 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3073 | #ifdef PERL_EFF_ACCESS_X_OK |
1af34c76 | 3074 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3075 | STRLEN n_a; |
43b06338 | 3076 | result = PERL_EFF_ACCESS_X_OK(POPpx); |
5ff3f7a4 GS |
3077 | if (result == 0) |
3078 | RETPUSHYES; | |
3079 | if (result < 0) | |
3080 | RETPUSHUNDEF; | |
3081 | RETPUSHNO; | |
22865c03 GS |
3082 | } |
3083 | else | |
cea2e8a9 | 3084 | result = my_stat(); |
5ff3f7a4 | 3085 | #else |
cea2e8a9 | 3086 | result = my_stat(); |
5ff3f7a4 | 3087 | #endif |
22865c03 | 3088 | SPAGAIN; |
a0d0e21e LW |
3089 | if (result < 0) |
3090 | RETPUSHUNDEF; | |
3280af22 | 3091 | if (cando(S_IXUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3092 | RETPUSHYES; |
3093 | RETPUSHNO; | |
3094 | } | |
3095 | ||
3096 | PP(pp_ftis) | |
3097 | { | |
fbb0b3b3 | 3098 | I32 result; |
2a3ff820 | 3099 | dSP; |
fbb0b3b3 RGS |
3100 | STACKED_FTEST_CHECK; |
3101 | result = my_stat(); | |
3102 | SPAGAIN; | |
a0d0e21e LW |
3103 | if (result < 0) |
3104 | RETPUSHUNDEF; | |
3105 | RETPUSHYES; | |
3106 | } | |
3107 | ||
3108 | PP(pp_fteowned) | |
3109 | { | |
cea2e8a9 | 3110 | return pp_ftrowned(); |
a0d0e21e LW |
3111 | } |
3112 | ||
3113 | PP(pp_ftrowned) | |
3114 | { | |
fbb0b3b3 | 3115 | I32 result; |
2a3ff820 | 3116 | dSP; |
fbb0b3b3 RGS |
3117 | STACKED_FTEST_CHECK; |
3118 | result = my_stat(); | |
3119 | SPAGAIN; | |
a0d0e21e LW |
3120 | if (result < 0) |
3121 | RETPUSHUNDEF; | |
146174a9 CB |
3122 | if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? |
3123 | PL_euid : PL_uid) ) | |
a0d0e21e LW |
3124 | RETPUSHYES; |
3125 | RETPUSHNO; | |
3126 | } | |
3127 | ||
3128 | PP(pp_ftzero) | |
3129 | { | |
fbb0b3b3 | 3130 | I32 result; |
2a3ff820 | 3131 | dSP; |
fbb0b3b3 RGS |
3132 | STACKED_FTEST_CHECK; |
3133 | result = my_stat(); | |
3134 | SPAGAIN; | |
a0d0e21e LW |
3135 | if (result < 0) |
3136 | RETPUSHUNDEF; | |
146174a9 | 3137 | if (PL_statcache.st_size == 0) |
a0d0e21e LW |
3138 | RETPUSHYES; |
3139 | RETPUSHNO; | |
3140 | } | |
3141 | ||
3142 | PP(pp_ftsize) | |
3143 | { | |
fbb0b3b3 | 3144 | I32 result; |
2a3ff820 | 3145 | dSP; dTARGET; |
fbb0b3b3 RGS |
3146 | STACKED_FTEST_CHECK; |
3147 | result = my_stat(); | |
3148 | SPAGAIN; | |
a0d0e21e LW |
3149 | if (result < 0) |
3150 | RETPUSHUNDEF; | |
146174a9 CB |
3151 | #if Off_t_size > IVSIZE |
3152 | PUSHn(PL_statcache.st_size); | |
3153 | #else | |
3280af22 | 3154 | PUSHi(PL_statcache.st_size); |
146174a9 | 3155 | #endif |
a0d0e21e LW |
3156 | RETURN; |
3157 | } | |
3158 | ||
3159 | PP(pp_ftmtime) | |
3160 | { | |
fbb0b3b3 | 3161 | I32 result; |
2a3ff820 | 3162 | dSP; dTARGET; |
fbb0b3b3 RGS |
3163 | STACKED_FTEST_CHECK; |
3164 | result = my_stat(); | |
3165 | SPAGAIN; | |
a0d0e21e LW |
3166 | if (result < 0) |
3167 | RETPUSHUNDEF; | |
a80d47c2 | 3168 | PUSHn( (((NV)PL_basetime - PL_statcache.st_mtime)) / 86400.0 ); |
a0d0e21e LW |
3169 | RETURN; |
3170 | } | |
3171 | ||
3172 | PP(pp_ftatime) | |
3173 | { | |
fbb0b3b3 | 3174 | I32 result; |
2a3ff820 | 3175 | dSP; dTARGET; |
fbb0b3b3 RGS |
3176 | STACKED_FTEST_CHECK; |
3177 | result = my_stat(); | |
3178 | SPAGAIN; | |
a0d0e21e LW |
3179 | if (result < 0) |
3180 | RETPUSHUNDEF; | |
a80d47c2 | 3181 | PUSHn( (((NV)PL_basetime - PL_statcache.st_atime)) / 86400.0 ); |
a0d0e21e LW |
3182 | RETURN; |
3183 | } | |
3184 | ||
3185 | PP(pp_ftctime) | |
3186 | { | |
fbb0b3b3 | 3187 | I32 result; |
2a3ff820 | 3188 | dSP; dTARGET; |
fbb0b3b3 RGS |
3189 | STACKED_FTEST_CHECK; |
3190 | result = my_stat(); | |
3191 | SPAGAIN; | |
a0d0e21e LW |
3192 | if (result < 0) |
3193 | RETPUSHUNDEF; | |
a80d47c2 | 3194 | PUSHn( (((NV)PL_basetime - PL_statcache.st_ctime)) / 86400.0 ); |
a0d0e21e LW |
3195 | RETURN; |
3196 | } | |
3197 | ||
3198 | PP(pp_ftsock) | |
3199 | { | |
fbb0b3b3 | 3200 | I32 result; |
2a3ff820 | 3201 | dSP; |
fbb0b3b3 RGS |
3202 | STACKED_FTEST_CHECK; |
3203 | result = my_stat(); | |
3204 | SPAGAIN; | |
a0d0e21e LW |
3205 | if (result < 0) |
3206 | RETPUSHUNDEF; | |
3280af22 | 3207 | if (S_ISSOCK(PL_statcache.st_mode)) |
a0d0e21e LW |
3208 | RETPUSHYES; |
3209 | RETPUSHNO; | |
3210 | } | |
3211 | ||
3212 | PP(pp_ftchr) | |
3213 | { | |
fbb0b3b3 | 3214 | I32 result; |
2a3ff820 | 3215 | dSP; |
fbb0b3b3 RGS |
3216 | STACKED_FTEST_CHECK; |
3217 | result = my_stat(); | |
3218 | SPAGAIN; | |
a0d0e21e LW |
3219 | if (result < 0) |
3220 | RETPUSHUNDEF; | |
3280af22 | 3221 | if (S_ISCHR(PL_statcache.st_mode)) |
a0d0e21e LW |
3222 | RETPUSHYES; |
3223 | RETPUSHNO; | |
3224 | } | |
3225 | ||
3226 | PP(pp_ftblk) | |
3227 | { | |
fbb0b3b3 | 3228 | I32 result; |
2a3ff820 | 3229 | dSP; |
fbb0b3b3 RGS |
3230 | STACKED_FTEST_CHECK; |
3231 | result = my_stat(); | |
3232 | SPAGAIN; | |
a0d0e21e LW |
3233 | if (result < 0) |
3234 | RETPUSHUNDEF; | |
3280af22 | 3235 | if (S_ISBLK(PL_statcache.st_mode)) |
a0d0e21e LW |
3236 | RETPUSHYES; |
3237 | RETPUSHNO; | |
3238 | } | |
3239 | ||
3240 | PP(pp_ftfile) | |
3241 | { | |
fbb0b3b3 | 3242 | I32 result; |
2a3ff820 | 3243 | dSP; |
fbb0b3b3 RGS |
3244 | STACKED_FTEST_CHECK; |
3245 | result = my_stat(); | |
3246 | SPAGAIN; | |
a0d0e21e LW |
3247 | if (result < 0) |
3248 | RETPUSHUNDEF; | |
3280af22 | 3249 | if (S_ISREG(PL_statcache.st_mode)) |
a0d0e21e LW |
3250 | RETPUSHYES; |
3251 | RETPUSHNO; | |
3252 | } | |
3253 | ||
3254 | PP(pp_ftdir) | |
3255 | { | |
fbb0b3b3 | 3256 | I32 result; |
2a3ff820 | 3257 | dSP; |
fbb0b3b3 RGS |
3258 | STACKED_FTEST_CHECK; |
3259 | result = my_stat(); | |
3260 | SPAGAIN; | |
a0d0e21e LW |
3261 | if (result < 0) |
3262 | RETPUSHUNDEF; | |
3280af22 | 3263 | if (S_ISDIR(PL_statcache.st_mode)) |
a0d0e21e LW |
3264 | RETPUSHYES; |
3265 | RETPUSHNO; | |
3266 | } | |
3267 | ||
3268 | PP(pp_ftpipe) | |
3269 | { | |
fbb0b3b3 | 3270 | I32 result; |
2a3ff820 | 3271 | dSP; |
fbb0b3b3 RGS |
3272 | STACKED_FTEST_CHECK; |
3273 | result = my_stat(); | |
3274 | SPAGAIN; | |
a0d0e21e LW |
3275 | if (result < 0) |
3276 | RETPUSHUNDEF; | |
3280af22 | 3277 | if (S_ISFIFO(PL_statcache.st_mode)) |
a0d0e21e LW |
3278 | RETPUSHYES; |
3279 | RETPUSHNO; | |
3280 | } | |
3281 | ||
3282 | PP(pp_ftlink) | |
3283 | { | |
9cad6237 | 3284 | I32 result = my_lstat(); |
2a3ff820 | 3285 | dSP; |
a0d0e21e LW |
3286 | if (result < 0) |
3287 | RETPUSHUNDEF; | |
3280af22 | 3288 | if (S_ISLNK(PL_statcache.st_mode)) |
a0d0e21e LW |
3289 | RETPUSHYES; |
3290 | RETPUSHNO; | |
3291 | } | |
3292 | ||
3293 | PP(pp_ftsuid) | |
3294 | { | |
39644a26 | 3295 | dSP; |
a0d0e21e | 3296 | #ifdef S_ISUID |
fbb0b3b3 RGS |
3297 | I32 result; |
3298 | STACKED_FTEST_CHECK; | |
3299 | result = my_stat(); | |
a0d0e21e LW |
3300 | SPAGAIN; |
3301 | if (result < 0) | |
3302 | RETPUSHUNDEF; | |
3280af22 | 3303 | if (PL_statcache.st_mode & S_ISUID) |
a0d0e21e LW |
3304 | RETPUSHYES; |
3305 | #endif | |
3306 | RETPUSHNO; | |
3307 | } | |
3308 | ||
3309 | PP(pp_ftsgid) | |
3310 | { | |
39644a26 | 3311 | dSP; |
a0d0e21e | 3312 | #ifdef S_ISGID |
fbb0b3b3 RGS |
3313 | I32 result; |
3314 | STACKED_FTEST_CHECK; | |
3315 | result = my_stat(); | |
a0d0e21e LW |
3316 | SPAGAIN; |
3317 | if (result < 0) | |
3318 | RETPUSHUNDEF; | |
3280af22 | 3319 | if (PL_statcache.st_mode & S_ISGID) |
a0d0e21e LW |
3320 | RETPUSHYES; |
3321 | #endif | |
3322 | RETPUSHNO; | |
3323 | } | |
3324 | ||
3325 | PP(pp_ftsvtx) | |
3326 | { | |
39644a26 | 3327 | dSP; |
a0d0e21e | 3328 | #ifdef S_ISVTX |
fbb0b3b3 RGS |
3329 | I32 result; |
3330 | STACKED_FTEST_CHECK; | |
3331 | result = my_stat(); | |
a0d0e21e LW |
3332 | SPAGAIN; |
3333 | if (result < 0) | |
3334 | RETPUSHUNDEF; | |
3280af22 | 3335 | if (PL_statcache.st_mode & S_ISVTX) |
a0d0e21e LW |
3336 | RETPUSHYES; |
3337 | #endif | |
3338 | RETPUSHNO; | |
3339 | } | |
3340 | ||
3341 | PP(pp_fttty) | |
3342 | { | |
39644a26 | 3343 | dSP; |
a0d0e21e LW |
3344 | int fd; |
3345 | GV *gv; | |
7a5fd60d | 3346 | SV *tmpsv = Nullsv; |
fb73857a | 3347 | |
fbb0b3b3 RGS |
3348 | STACKED_FTEST_CHECK; |
3349 | ||
533c011a | 3350 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3351 | gv = cGVOP_gv; |
fb73857a | 3352 | else if (isGV(TOPs)) |
3353 | gv = (GV*)POPs; | |
3354 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3355 | gv = (GV*)SvRV(POPs); | |
a0d0e21e | 3356 | else |
7a5fd60d | 3357 | gv = gv_fetchsv(tmpsv = POPs, FALSE, SVt_PVIO); |
fb73857a | 3358 | |
a0d0e21e | 3359 | if (GvIO(gv) && IoIFP(GvIOp(gv))) |
760ac839 | 3360 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
7a5fd60d NC |
3361 | else if (tmpsv && SvOK(tmpsv)) { |
3362 | STRLEN n_a; | |
3363 | char *tmps = SvPV(tmpsv, n_a); | |
3364 | if (isDIGIT(*tmps)) | |
3365 | fd = atoi(tmps); | |
3366 | else | |
3367 | RETPUSHUNDEF; | |
3368 | } | |
a0d0e21e LW |
3369 | else |
3370 | RETPUSHUNDEF; | |
6ad3d225 | 3371 | if (PerlLIO_isatty(fd)) |
a0d0e21e LW |
3372 | RETPUSHYES; |
3373 | RETPUSHNO; | |
3374 | } | |
3375 | ||
16d20bd9 AD |
3376 | #if defined(atarist) /* this will work with atariST. Configure will |
3377 | make guesses for other systems. */ | |
3378 | # define FILE_base(f) ((f)->_base) | |
3379 | # define FILE_ptr(f) ((f)->_ptr) | |
3380 | # define FILE_cnt(f) ((f)->_cnt) | |
3381 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
3382 | #endif |
3383 | ||
3384 | PP(pp_fttext) | |
3385 | { | |
39644a26 | 3386 | dSP; |
a0d0e21e LW |
3387 | I32 i; |
3388 | I32 len; | |
3389 | I32 odd = 0; | |
3390 | STDCHAR tbuf[512]; | |
3391 | register STDCHAR *s; | |
3392 | register IO *io; | |
5f05dabc | 3393 | register SV *sv; |
3394 | GV *gv; | |
2d8e6c8d | 3395 | STRLEN n_a; |
146174a9 | 3396 | PerlIO *fp; |
a0d0e21e | 3397 | |
fbb0b3b3 RGS |
3398 | STACKED_FTEST_CHECK; |
3399 | ||
533c011a | 3400 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3401 | gv = cGVOP_gv; |
5f05dabc | 3402 | else if (isGV(TOPs)) |
3403 | gv = (GV*)POPs; | |
3404 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3405 | gv = (GV*)SvRV(POPs); | |
3406 | else | |
3407 | gv = Nullgv; | |
3408 | ||
3409 | if (gv) { | |
a0d0e21e | 3410 | EXTEND(SP, 1); |
3280af22 NIS |
3411 | if (gv == PL_defgv) { |
3412 | if (PL_statgv) | |
3413 | io = GvIO(PL_statgv); | |
a0d0e21e | 3414 | else { |
3280af22 | 3415 | sv = PL_statname; |
a0d0e21e LW |
3416 | goto really_filename; |
3417 | } | |
3418 | } | |
3419 | else { | |
3280af22 NIS |
3420 | PL_statgv = gv; |
3421 | PL_laststatval = -1; | |
3422 | sv_setpv(PL_statname, ""); | |
3423 | io = GvIO(PL_statgv); | |
a0d0e21e LW |
3424 | } |
3425 | if (io && IoIFP(io)) { | |
5f05dabc | 3426 | if (! PerlIO_has_base(IoIFP(io))) |
cea2e8a9 | 3427 | DIE(aTHX_ "-T and -B not implemented on filehandles"); |
3280af22 NIS |
3428 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); |
3429 | if (PL_laststatval < 0) | |
5f05dabc | 3430 | RETPUSHUNDEF; |
9cbac4c7 | 3431 | if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ |
533c011a | 3432 | if (PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3433 | RETPUSHNO; |
3434 | else | |
3435 | RETPUSHYES; | |
9cbac4c7 | 3436 | } |
a20bf0c3 | 3437 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
760ac839 | 3438 | i = PerlIO_getc(IoIFP(io)); |
a0d0e21e | 3439 | if (i != EOF) |
760ac839 | 3440 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 3441 | } |
a20bf0c3 | 3442 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 3443 | RETPUSHYES; |
a20bf0c3 JH |
3444 | len = PerlIO_get_bufsiz(IoIFP(io)); |
3445 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
760ac839 LW |
3446 | /* sfio can have large buffers - limit to 512 */ |
3447 | if (len > 512) | |
3448 | len = 512; | |
a0d0e21e LW |
3449 | } |
3450 | else { | |
2dd78f96 | 3451 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { |
146174a9 | 3452 | gv = cGVOP_gv; |
2dd78f96 | 3453 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); |
146174a9 | 3454 | } |
93189314 | 3455 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
3456 | RETPUSHUNDEF; |
3457 | } | |
3458 | } | |
3459 | else { | |
3460 | sv = POPs; | |
5f05dabc | 3461 | really_filename: |
3280af22 | 3462 | PL_statgv = Nullgv; |
5c9aa243 | 3463 | PL_laststype = OP_STAT; |
2d8e6c8d | 3464 | sv_setpv(PL_statname, SvPV(sv, n_a)); |
146174a9 | 3465 | if (!(fp = PerlIO_open(SvPVX(PL_statname), "r"))) { |
f9341440 | 3466 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 3467 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "open"); |
a0d0e21e LW |
3468 | RETPUSHUNDEF; |
3469 | } | |
146174a9 CB |
3470 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache); |
3471 | if (PL_laststatval < 0) { | |
3472 | (void)PerlIO_close(fp); | |
5f05dabc | 3473 | RETPUSHUNDEF; |
146174a9 | 3474 | } |
60382766 | 3475 | PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); |
146174a9 CB |
3476 | len = PerlIO_read(fp, tbuf, sizeof(tbuf)); |
3477 | (void)PerlIO_close(fp); | |
a0d0e21e | 3478 | if (len <= 0) { |
533c011a | 3479 | if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3480 | RETPUSHNO; /* special case NFS directories */ |
3481 | RETPUSHYES; /* null file is anything */ | |
3482 | } | |
3483 | s = tbuf; | |
3484 | } | |
3485 | ||
3486 | /* now scan s to look for textiness */ | |
4633a7c4 | 3487 | /* XXX ASCII dependent code */ |
a0d0e21e | 3488 | |
146174a9 CB |
3489 | #if defined(DOSISH) || defined(USEMYBINMODE) |
3490 | /* ignore trailing ^Z on short files */ | |
3491 | if (len && len < sizeof(tbuf) && tbuf[len-1] == 26) | |
3492 | --len; | |
3493 | #endif | |
3494 | ||
a0d0e21e LW |
3495 | for (i = 0; i < len; i++, s++) { |
3496 | if (!*s) { /* null never allowed in text */ | |
3497 | odd += len; | |
3498 | break; | |
3499 | } | |
9d116dd7 | 3500 | #ifdef EBCDIC |
301e8125 | 3501 | else if (!(isPRINT(*s) || isSPACE(*s))) |
9d116dd7 JH |
3502 | odd++; |
3503 | #else | |
146174a9 CB |
3504 | else if (*s & 128) { |
3505 | #ifdef USE_LOCALE | |
2de3dbcc | 3506 | if (IN_LOCALE_RUNTIME && isALPHA_LC(*s)) |
b3f66c68 GS |
3507 | continue; |
3508 | #endif | |
3509 | /* utf8 characters don't count as odd */ | |
fd400ab9 | 3510 | if (UTF8_IS_START(*s)) { |
b3f66c68 GS |
3511 | int ulen = UTF8SKIP(s); |
3512 | if (ulen < len - i) { | |
3513 | int j; | |
3514 | for (j = 1; j < ulen; j++) { | |
fd400ab9 | 3515 | if (!UTF8_IS_CONTINUATION(s[j])) |
b3f66c68 GS |
3516 | goto not_utf8; |
3517 | } | |
3518 | --ulen; /* loop does extra increment */ | |
3519 | s += ulen; | |
3520 | i += ulen; | |
3521 | continue; | |
3522 | } | |
3523 | } | |
3524 | not_utf8: | |
3525 | odd++; | |
146174a9 | 3526 | } |
a0d0e21e LW |
3527 | else if (*s < 32 && |
3528 | *s != '\n' && *s != '\r' && *s != '\b' && | |
3529 | *s != '\t' && *s != '\f' && *s != 27) | |
3530 | odd++; | |
9d116dd7 | 3531 | #endif |
a0d0e21e LW |
3532 | } |
3533 | ||
533c011a | 3534 | if ((odd * 3 > len) == (PL_op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
3535 | RETPUSHNO; |
3536 | else | |
3537 | RETPUSHYES; | |
3538 | } | |
3539 | ||
3540 | PP(pp_ftbinary) | |
3541 | { | |
cea2e8a9 | 3542 | return pp_fttext(); |
a0d0e21e LW |
3543 | } |
3544 | ||
3545 | /* File calls. */ | |
3546 | ||
3547 | PP(pp_chdir) | |
3548 | { | |
39644a26 | 3549 | dSP; dTARGET; |
a0d0e21e LW |
3550 | char *tmps; |
3551 | SV **svp; | |
2d8e6c8d | 3552 | STRLEN n_a; |
a0d0e21e | 3553 | |
35ae6b54 MS |
3554 | if( MAXARG == 1 ) |
3555 | tmps = POPpx; | |
3556 | else | |
3557 | tmps = 0; | |
3558 | ||
3559 | if( !tmps || !*tmps ) { | |
3560 | if ( (svp = hv_fetch(GvHVn(PL_envgv), "HOME", 4, FALSE)) | |
3561 | || (svp = hv_fetch(GvHVn(PL_envgv), "LOGDIR", 6, FALSE)) | |
491527d0 | 3562 | #ifdef VMS |
35ae6b54 | 3563 | || (svp = hv_fetch(GvHVn(PL_envgv), "SYS$LOGIN", 9, FALSE)) |
491527d0 | 3564 | #endif |
35ae6b54 MS |
3565 | ) |
3566 | { | |
3567 | if( MAXARG == 1 ) | |
9014280d | 3568 | deprecate("chdir('') or chdir(undef) as chdir()"); |
35ae6b54 MS |
3569 | tmps = SvPV(*svp, n_a); |
3570 | } | |
72f496dc | 3571 | else { |
389ec635 | 3572 | PUSHi(0); |
b7ab37f8 | 3573 | TAINT_PROPER("chdir"); |
389ec635 MS |
3574 | RETURN; |
3575 | } | |
8ea155d1 | 3576 | } |
8ea155d1 | 3577 | |
a0d0e21e | 3578 | TAINT_PROPER("chdir"); |
6ad3d225 | 3579 | PUSHi( PerlDir_chdir(tmps) >= 0 ); |
748a9306 LW |
3580 | #ifdef VMS |
3581 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
3582 | * in the future. */ | |
6b88bc9c | 3583 | hv_delete(GvHVn(PL_envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 3584 | #endif |
a0d0e21e LW |
3585 | RETURN; |
3586 | } | |
3587 | ||
3588 | PP(pp_chown) | |
3589 | { | |
a0d0e21e | 3590 | #ifdef HAS_CHOWN |
76ffd3b9 IZ |
3591 | dSP; dMARK; dTARGET; |
3592 | I32 value = (I32)apply(PL_op->op_type, MARK, SP); | |
3593 | ||
a0d0e21e LW |
3594 | SP = MARK; |
3595 | PUSHi(value); | |
3596 | RETURN; | |
3597 | #else | |
0322a713 | 3598 | DIE(aTHX_ PL_no_func, "chown"); |
a0d0e21e LW |
3599 | #endif |
3600 | } | |
3601 | ||
3602 | PP(pp_chroot) | |
3603 | { | |
a0d0e21e | 3604 | #ifdef HAS_CHROOT |
76ffd3b9 | 3605 | dSP; dTARGET; |
2d8e6c8d | 3606 | STRLEN n_a; |
d05c1ba0 | 3607 | char *tmps = POPpx; |
a0d0e21e LW |
3608 | TAINT_PROPER("chroot"); |
3609 | PUSHi( chroot(tmps) >= 0 ); | |
3610 | RETURN; | |
3611 | #else | |
cea2e8a9 | 3612 | DIE(aTHX_ PL_no_func, "chroot"); |
a0d0e21e LW |
3613 | #endif |
3614 | } | |
3615 | ||
3616 | PP(pp_unlink) | |
3617 | { | |
39644a26 | 3618 | dSP; dMARK; dTARGET; |
a0d0e21e | 3619 | I32 value; |
533c011a | 3620 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3621 | SP = MARK; |
3622 | PUSHi(value); | |
3623 | RETURN; | |
3624 | } | |
3625 | ||
3626 | PP(pp_chmod) | |
3627 | { | |
39644a26 | 3628 | dSP; dMARK; dTARGET; |
a0d0e21e | 3629 | I32 value; |
533c011a | 3630 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3631 | SP = MARK; |
3632 | PUSHi(value); | |
3633 | RETURN; | |
3634 | } | |
3635 | ||
3636 | PP(pp_utime) | |
3637 | { | |
39644a26 | 3638 | dSP; dMARK; dTARGET; |
a0d0e21e | 3639 | I32 value; |
533c011a | 3640 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3641 | SP = MARK; |
3642 | PUSHi(value); | |
3643 | RETURN; | |
3644 | } | |
3645 | ||
3646 | PP(pp_rename) | |
3647 | { | |
39644a26 | 3648 | dSP; dTARGET; |
a0d0e21e | 3649 | int anum; |
2d8e6c8d | 3650 | STRLEN n_a; |
a0d0e21e | 3651 | |
2d8e6c8d GS |
3652 | char *tmps2 = POPpx; |
3653 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3654 | TAINT_PROPER("rename"); |
3655 | #ifdef HAS_RENAME | |
baed7233 | 3656 | anum = PerlLIO_rename(tmps, tmps2); |
a0d0e21e | 3657 | #else |
6b88bc9c | 3658 | if (!(anum = PerlLIO_stat(tmps, &PL_statbuf))) { |
ed969818 W |
3659 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ |
3660 | anum = 1; | |
3661 | else { | |
3654eb6c | 3662 | if (PL_euid || PerlLIO_stat(tmps2, &PL_statbuf) < 0 || !S_ISDIR(PL_statbuf.st_mode)) |
ed969818 W |
3663 | (void)UNLINK(tmps2); |
3664 | if (!(anum = link(tmps, tmps2))) | |
3665 | anum = UNLINK(tmps); | |
3666 | } | |
a0d0e21e LW |
3667 | } |
3668 | #endif | |
3669 | SETi( anum >= 0 ); | |
3670 | RETURN; | |
3671 | } | |
3672 | ||
3673 | PP(pp_link) | |
3674 | { | |
a0d0e21e | 3675 | #ifdef HAS_LINK |
370f6000 | 3676 | dSP; dTARGET; |
2d8e6c8d GS |
3677 | STRLEN n_a; |
3678 | char *tmps2 = POPpx; | |
3679 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e | 3680 | TAINT_PROPER("link"); |
146174a9 | 3681 | SETi( PerlLIO_link(tmps, tmps2) >= 0 ); |
65850d11 | 3682 | RETURN; |
a0d0e21e | 3683 | #else |
0322a713 | 3684 | DIE(aTHX_ PL_no_func, "link"); |
a0d0e21e | 3685 | #endif |
a0d0e21e LW |
3686 | } |
3687 | ||
3688 | PP(pp_symlink) | |
3689 | { | |
a0d0e21e | 3690 | #ifdef HAS_SYMLINK |
9cad6237 | 3691 | dSP; dTARGET; |
2d8e6c8d GS |
3692 | STRLEN n_a; |
3693 | char *tmps2 = POPpx; | |
3694 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3695 | TAINT_PROPER("symlink"); |
3696 | SETi( symlink(tmps, tmps2) >= 0 ); | |
3697 | RETURN; | |
3698 | #else | |
cea2e8a9 | 3699 | DIE(aTHX_ PL_no_func, "symlink"); |
a0d0e21e LW |
3700 | #endif |
3701 | } | |
3702 | ||
3703 | PP(pp_readlink) | |
3704 | { | |
76ffd3b9 | 3705 | dSP; |
a0d0e21e | 3706 | #ifdef HAS_SYMLINK |
76ffd3b9 | 3707 | dTARGET; |
a0d0e21e | 3708 | char *tmps; |
46fc3d4c | 3709 | char buf[MAXPATHLEN]; |
a0d0e21e | 3710 | int len; |
2d8e6c8d | 3711 | STRLEN n_a; |
46fc3d4c | 3712 | |
fb73857a | 3713 | #ifndef INCOMPLETE_TAINTS |
3714 | TAINT; | |
3715 | #endif | |
2d8e6c8d | 3716 | tmps = POPpx; |
97dcea33 | 3717 | len = readlink(tmps, buf, sizeof(buf) - 1); |
a0d0e21e LW |
3718 | EXTEND(SP, 1); |
3719 | if (len < 0) | |
3720 | RETPUSHUNDEF; | |
3721 | PUSHp(buf, len); | |
3722 | RETURN; | |
3723 | #else | |
3724 | EXTEND(SP, 1); | |
3725 | RETSETUNDEF; /* just pretend it's a normal file */ | |
3726 | #endif | |
3727 | } | |
3728 | ||
3729 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
ba106d47 | 3730 | STATIC int |
cea2e8a9 | 3731 | S_dooneliner(pTHX_ char *cmd, char *filename) |
a0d0e21e | 3732 | { |
1e422769 | 3733 | char *save_filename = filename; |
3734 | char *cmdline; | |
3735 | char *s; | |
760ac839 | 3736 | PerlIO *myfp; |
1e422769 | 3737 | int anum = 1; |
a0d0e21e | 3738 | |
1e422769 | 3739 | New(666, cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char); |
3740 | strcpy(cmdline, cmd); | |
3741 | strcat(cmdline, " "); | |
3742 | for (s = cmdline + strlen(cmdline); *filename; ) { | |
a0d0e21e LW |
3743 | *s++ = '\\'; |
3744 | *s++ = *filename++; | |
3745 | } | |
3746 | strcpy(s, " 2>&1"); | |
6ad3d225 | 3747 | myfp = PerlProc_popen(cmdline, "r"); |
1e422769 | 3748 | Safefree(cmdline); |
3749 | ||
a0d0e21e | 3750 | if (myfp) { |
1e422769 | 3751 | SV *tmpsv = sv_newmortal(); |
6b88bc9c | 3752 | /* Need to save/restore 'PL_rs' ?? */ |
760ac839 | 3753 | s = sv_gets(tmpsv, myfp, 0); |
6ad3d225 | 3754 | (void)PerlProc_pclose(myfp); |
a0d0e21e | 3755 | if (s != Nullch) { |
1e422769 | 3756 | int e; |
3757 | for (e = 1; | |
a0d0e21e | 3758 | #ifdef HAS_SYS_ERRLIST |
1e422769 | 3759 | e <= sys_nerr |
3760 | #endif | |
3761 | ; e++) | |
3762 | { | |
3763 | /* you don't see this */ | |
3764 | char *errmsg = | |
3765 | #ifdef HAS_SYS_ERRLIST | |
3766 | sys_errlist[e] | |
a0d0e21e | 3767 | #else |
1e422769 | 3768 | strerror(e) |
a0d0e21e | 3769 | #endif |
1e422769 | 3770 | ; |
3771 | if (!errmsg) | |
3772 | break; | |
3773 | if (instr(s, errmsg)) { | |
3774 | SETERRNO(e,0); | |
3775 | return 0; | |
3776 | } | |
a0d0e21e | 3777 | } |
748a9306 | 3778 | SETERRNO(0,0); |
a0d0e21e LW |
3779 | #ifndef EACCES |
3780 | #define EACCES EPERM | |
3781 | #endif | |
1e422769 | 3782 | if (instr(s, "cannot make")) |
93189314 | 3783 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3784 | else if (instr(s, "existing file")) |
93189314 | 3785 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3786 | else if (instr(s, "ile exists")) |
93189314 | 3787 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3788 | else if (instr(s, "non-exist")) |
93189314 | 3789 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3790 | else if (instr(s, "does not exist")) |
93189314 | 3791 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3792 | else if (instr(s, "not empty")) |
93189314 | 3793 | SETERRNO(EBUSY,SS_DEVOFFLINE); |
1e422769 | 3794 | else if (instr(s, "cannot access")) |
93189314 | 3795 | SETERRNO(EACCES,RMS_PRV); |
a0d0e21e | 3796 | else |
93189314 | 3797 | SETERRNO(EPERM,RMS_PRV); |
a0d0e21e LW |
3798 | return 0; |
3799 | } | |
3800 | else { /* some mkdirs return no failure indication */ | |
6b88bc9c | 3801 | anum = (PerlLIO_stat(save_filename, &PL_statbuf) >= 0); |
911d147d | 3802 | if (PL_op->op_type == OP_RMDIR) |
a0d0e21e LW |
3803 | anum = !anum; |
3804 | if (anum) | |
748a9306 | 3805 | SETERRNO(0,0); |
a0d0e21e | 3806 | else |
93189314 | 3807 | SETERRNO(EACCES,RMS_PRV); /* a guess */ |
a0d0e21e LW |
3808 | } |
3809 | return anum; | |
3810 | } | |
3811 | else | |
3812 | return 0; | |
3813 | } | |
3814 | #endif | |
3815 | ||
0c54f65b RGS |
3816 | /* This macro removes trailing slashes from a directory name. |
3817 | * Different operating and file systems take differently to | |
3818 | * trailing slashes. According to POSIX 1003.1 1996 Edition | |
3819 | * any number of trailing slashes should be allowed. | |
3820 | * Thusly we snip them away so that even non-conforming | |
3821 | * systems are happy. | |
3822 | * We should probably do this "filtering" for all | |
3823 | * the functions that expect (potentially) directory names: | |
3824 | * -d, chdir(), chmod(), chown(), chroot(), fcntl()?, | |
3825 | * (mkdir()), opendir(), rename(), rmdir(), stat(). --jhi */ | |
3826 | ||
3827 | #define TRIMSLASHES(tmps,len,copy) (tmps) = SvPV(TOPs, (len)); \ | |
3828 | if ((len) > 1 && (tmps)[(len)-1] == '/') { \ | |
3829 | do { \ | |
3830 | (len)--; \ | |
3831 | } while ((len) > 1 && (tmps)[(len)-1] == '/'); \ | |
3832 | (tmps) = savepvn((tmps), (len)); \ | |
3833 | (copy) = TRUE; \ | |
3834 | } | |
3835 | ||
a0d0e21e LW |
3836 | PP(pp_mkdir) |
3837 | { | |
39644a26 | 3838 | dSP; dTARGET; |
5a211162 | 3839 | int mode; |
a0d0e21e LW |
3840 | #ifndef HAS_MKDIR |
3841 | int oldumask; | |
3842 | #endif | |
df25ddba | 3843 | STRLEN len; |
5a211162 | 3844 | char *tmps; |
df25ddba | 3845 | bool copy = FALSE; |
5a211162 GS |
3846 | |
3847 | if (MAXARG > 1) | |
3848 | mode = POPi; | |
3849 | else | |
3850 | mode = 0777; | |
3851 | ||
0c54f65b | 3852 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3853 | |
3854 | TAINT_PROPER("mkdir"); | |
3855 | #ifdef HAS_MKDIR | |
6ad3d225 | 3856 | SETi( PerlDir_mkdir(tmps, mode) >= 0 ); |
a0d0e21e LW |
3857 | #else |
3858 | SETi( dooneliner("mkdir", tmps) ); | |
6ad3d225 GS |
3859 | oldumask = PerlLIO_umask(0); |
3860 | PerlLIO_umask(oldumask); | |
3861 | PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777); | |
a0d0e21e | 3862 | #endif |
df25ddba JH |
3863 | if (copy) |
3864 | Safefree(tmps); | |
a0d0e21e LW |
3865 | RETURN; |
3866 | } | |
3867 | ||
3868 | PP(pp_rmdir) | |
3869 | { | |
39644a26 | 3870 | dSP; dTARGET; |
0c54f65b | 3871 | STRLEN len; |
a0d0e21e | 3872 | char *tmps; |
0c54f65b | 3873 | bool copy = FALSE; |
a0d0e21e | 3874 | |
0c54f65b | 3875 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3876 | TAINT_PROPER("rmdir"); |
3877 | #ifdef HAS_RMDIR | |
0c54f65b | 3878 | SETi( PerlDir_rmdir(tmps) >= 0 ); |
a0d0e21e | 3879 | #else |
0c54f65b | 3880 | SETi( dooneliner("rmdir", tmps) ); |
a0d0e21e | 3881 | #endif |
0c54f65b RGS |
3882 | if (copy) |
3883 | Safefree(tmps); | |
a0d0e21e LW |
3884 | RETURN; |
3885 | } | |
3886 | ||
3887 | /* Directory calls. */ | |
3888 | ||
3889 | PP(pp_open_dir) | |
3890 | { | |
a0d0e21e | 3891 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3892 | dSP; |
2d8e6c8d GS |
3893 | STRLEN n_a; |
3894 | char *dirname = POPpx; | |
1e2c6ed7 JH |
3895 | GV *gv = (GV*)POPs; |
3896 | register IO *io = GvIOn(gv); | |
a0d0e21e LW |
3897 | |
3898 | if (!io) | |
3899 | goto nope; | |
3900 | ||
3901 | if (IoDIRP(io)) | |
6ad3d225 GS |
3902 | PerlDir_close(IoDIRP(io)); |
3903 | if (!(IoDIRP(io) = PerlDir_open(dirname))) | |
a0d0e21e LW |
3904 | goto nope; |
3905 | ||
3906 | RETPUSHYES; | |
3907 | nope: | |
3908 | if (!errno) | |
93189314 | 3909 | SETERRNO(EBADF,RMS_DIR); |
a0d0e21e LW |
3910 | RETPUSHUNDEF; |
3911 | #else | |
cea2e8a9 | 3912 | DIE(aTHX_ PL_no_dir_func, "opendir"); |
a0d0e21e LW |
3913 | #endif |
3914 | } | |
3915 | ||
3916 | PP(pp_readdir) | |
3917 | { | |
34b7f128 AMS |
3918 | #if !defined(Direntry_t) || !defined(HAS_READDIR) |
3919 | DIE(aTHX_ PL_no_dir_func, "readdir"); | |
3920 | #else | |
fd8cd3a3 | 3921 | #if !defined(I_DIRENT) && !defined(VMS) |
20ce7b12 | 3922 | Direntry_t *readdir (DIR *); |
a0d0e21e | 3923 | #endif |
34b7f128 AMS |
3924 | dSP; |
3925 | ||
3926 | SV *sv; | |
3927 | I32 gimme = GIMME; | |
3928 | GV *gv = (GV *)POPs; | |
a0d0e21e | 3929 | register Direntry_t *dp; |
a0d0e21e LW |
3930 | register IO *io = GvIOn(gv); |
3931 | ||
3932 | if (!io || !IoDIRP(io)) | |
3933 | goto nope; | |
3934 | ||
34b7f128 AMS |
3935 | do { |
3936 | dp = (Direntry_t *)PerlDir_read(IoDIRP(io)); | |
3937 | if (!dp) | |
3938 | break; | |
a0d0e21e | 3939 | #ifdef DIRNAMLEN |
34b7f128 | 3940 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3941 | #else |
34b7f128 | 3942 | sv = newSVpv(dp->d_name, 0); |
fb73857a | 3943 | #endif |
3944 | #ifndef INCOMPLETE_TAINTS | |
34b7f128 AMS |
3945 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3946 | SvTAINTED_on(sv); | |
a0d0e21e | 3947 | #endif |
34b7f128 | 3948 | XPUSHs(sv_2mortal(sv)); |
a0d0e21e | 3949 | } |
34b7f128 AMS |
3950 | while (gimme == G_ARRAY); |
3951 | ||
3952 | if (!dp && gimme != G_ARRAY) | |
3953 | goto nope; | |
3954 | ||
a0d0e21e LW |
3955 | RETURN; |
3956 | ||
3957 | nope: | |
3958 | if (!errno) | |
93189314 | 3959 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3960 | if (GIMME == G_ARRAY) |
3961 | RETURN; | |
3962 | else | |
3963 | RETPUSHUNDEF; | |
a0d0e21e LW |
3964 | #endif |
3965 | } | |
3966 | ||
3967 | PP(pp_telldir) | |
3968 | { | |
a0d0e21e | 3969 | #if defined(HAS_TELLDIR) || defined(telldir) |
9cad6237 | 3970 | dSP; dTARGET; |
968dcd91 JH |
3971 | /* XXX does _anyone_ need this? --AD 2/20/1998 */ |
3972 | /* XXX netbsd still seemed to. | |
3973 | XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style. | |
3974 | --JHI 1999-Feb-02 */ | |
3975 | # if !defined(HAS_TELLDIR_PROTO) || defined(NEED_TELLDIR_PROTO) | |
20ce7b12 | 3976 | long telldir (DIR *); |
dfe9444c | 3977 | # endif |
a0d0e21e LW |
3978 | GV *gv = (GV*)POPs; |
3979 | register IO *io = GvIOn(gv); | |
3980 | ||
3981 | if (!io || !IoDIRP(io)) | |
3982 | goto nope; | |
3983 | ||
6ad3d225 | 3984 | PUSHi( PerlDir_tell(IoDIRP(io)) ); |
a0d0e21e LW |
3985 | RETURN; |
3986 | nope: | |
3987 | if (!errno) | |
93189314 | 3988 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3989 | RETPUSHUNDEF; |
3990 | #else | |
cea2e8a9 | 3991 | DIE(aTHX_ PL_no_dir_func, "telldir"); |
a0d0e21e LW |
3992 | #endif |
3993 | } | |
3994 | ||
3995 | PP(pp_seekdir) | |
3996 | { | |
a0d0e21e | 3997 | #if defined(HAS_SEEKDIR) || defined(seekdir) |
9cad6237 | 3998 | dSP; |
a0d0e21e LW |
3999 | long along = POPl; |
4000 | GV *gv = (GV*)POPs; | |
4001 | register IO *io = GvIOn(gv); | |
4002 | ||
4003 | if (!io || !IoDIRP(io)) | |
4004 | goto nope; | |
4005 | ||
6ad3d225 | 4006 | (void)PerlDir_seek(IoDIRP(io), along); |
a0d0e21e LW |
4007 | |
4008 | RETPUSHYES; | |
4009 | nope: | |
4010 | if (!errno) | |
93189314 | 4011 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4012 | RETPUSHUNDEF; |
4013 | #else | |
cea2e8a9 | 4014 | DIE(aTHX_ PL_no_dir_func, "seekdir"); |
a0d0e21e LW |
4015 | #endif |
4016 | } | |
4017 | ||
4018 | PP(pp_rewinddir) | |
4019 | { | |
a0d0e21e | 4020 | #if defined(HAS_REWINDDIR) || defined(rewinddir) |
9cad6237 | 4021 | dSP; |
a0d0e21e LW |
4022 | GV *gv = (GV*)POPs; |
4023 | register IO *io = GvIOn(gv); | |
4024 | ||
4025 | if (!io || !IoDIRP(io)) | |
4026 | goto nope; | |
4027 | ||
6ad3d225 | 4028 | (void)PerlDir_rewind(IoDIRP(io)); |
a0d0e21e LW |
4029 | RETPUSHYES; |
4030 | nope: | |
4031 | if (!errno) | |
93189314 | 4032 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4033 | RETPUSHUNDEF; |
4034 | #else | |
cea2e8a9 | 4035 | DIE(aTHX_ PL_no_dir_func, "rewinddir"); |
a0d0e21e LW |
4036 | #endif |
4037 | } | |
4038 | ||
4039 | PP(pp_closedir) | |
4040 | { | |
a0d0e21e | 4041 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 4042 | dSP; |
a0d0e21e LW |
4043 | GV *gv = (GV*)POPs; |
4044 | register IO *io = GvIOn(gv); | |
4045 | ||
4046 | if (!io || !IoDIRP(io)) | |
4047 | goto nope; | |
4048 | ||
4049 | #ifdef VOID_CLOSEDIR | |
6ad3d225 | 4050 | PerlDir_close(IoDIRP(io)); |
a0d0e21e | 4051 | #else |
6ad3d225 | 4052 | if (PerlDir_close(IoDIRP(io)) < 0) { |
748a9306 | 4053 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ |
a0d0e21e | 4054 | goto nope; |
748a9306 | 4055 | } |
a0d0e21e LW |
4056 | #endif |
4057 | IoDIRP(io) = 0; | |
4058 | ||
4059 | RETPUSHYES; | |
4060 | nope: | |
4061 | if (!errno) | |
93189314 | 4062 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
4063 | RETPUSHUNDEF; |
4064 | #else | |
cea2e8a9 | 4065 | DIE(aTHX_ PL_no_dir_func, "closedir"); |
a0d0e21e LW |
4066 | #endif |
4067 | } | |
4068 | ||
4069 | /* Process control. */ | |
4070 | ||
4071 | PP(pp_fork) | |
4072 | { | |
44a8e56a | 4073 | #ifdef HAS_FORK |
39644a26 | 4074 | dSP; dTARGET; |
761237fe | 4075 | Pid_t childpid; |
a0d0e21e LW |
4076 | GV *tmpgv; |
4077 | ||
4078 | EXTEND(SP, 1); | |
45bc9206 | 4079 | PERL_FLUSHALL_FOR_CHILD; |
52e18b1f | 4080 | childpid = PerlProc_fork(); |
a0d0e21e LW |
4081 | if (childpid < 0) |
4082 | RETSETUNDEF; | |
4083 | if (!childpid) { | |
4084 | /*SUPPRESS 560*/ | |
306196c3 MS |
4085 | if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) { |
4086 | SvREADONLY_off(GvSV(tmpgv)); | |
146174a9 | 4087 | sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid()); |
306196c3 MS |
4088 | SvREADONLY_on(GvSV(tmpgv)); |
4089 | } | |
4d76a344 RGS |
4090 | #ifdef THREADS_HAVE_PIDS |
4091 | PL_ppid = (IV)getppid(); | |
4092 | #endif | |
3280af22 | 4093 | hv_clear(PL_pidstatus); /* no kids, so don't wait for 'em */ |
a0d0e21e LW |
4094 | } |
4095 | PUSHi(childpid); | |
4096 | RETURN; | |
4097 | #else | |
146174a9 | 4098 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
39644a26 | 4099 | dSP; dTARGET; |
146174a9 CB |
4100 | Pid_t childpid; |
4101 | ||
4102 | EXTEND(SP, 1); | |
4103 | PERL_FLUSHALL_FOR_CHILD; | |
4104 | childpid = PerlProc_fork(); | |
60fa28ff GS |
4105 | if (childpid == -1) |
4106 | RETSETUNDEF; | |
146174a9 CB |
4107 | PUSHi(childpid); |
4108 | RETURN; | |
4109 | # else | |
0322a713 | 4110 | DIE(aTHX_ PL_no_func, "fork"); |
146174a9 | 4111 | # endif |
a0d0e21e LW |
4112 | #endif |
4113 | } | |
4114 | ||
4115 | PP(pp_wait) | |
4116 | { | |
301e8125 | 4117 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4118 | dSP; dTARGET; |
761237fe | 4119 | Pid_t childpid; |
a0d0e21e | 4120 | int argflags; |
a0d0e21e | 4121 | |
4ffa73a3 JH |
4122 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
4123 | childpid = wait4pid(-1, &argflags, 0); | |
4124 | else { | |
4125 | while ((childpid = wait4pid(-1, &argflags, 0)) == -1 && | |
4126 | errno == EINTR) { | |
4127 | PERL_ASYNC_CHECK(); | |
4128 | } | |
0a0ada86 | 4129 | } |
68a29c53 GS |
4130 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4131 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
4132 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
4133 | # else | |
f86702cc | 4134 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 4135 | # endif |
44a8e56a | 4136 | XPUSHi(childpid); |
a0d0e21e LW |
4137 | RETURN; |
4138 | #else | |
0322a713 | 4139 | DIE(aTHX_ PL_no_func, "wait"); |
a0d0e21e LW |
4140 | #endif |
4141 | } | |
4142 | ||
4143 | PP(pp_waitpid) | |
4144 | { | |
301e8125 | 4145 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4146 | dSP; dTARGET; |
2ec0bfb3 SG |
4147 | Pid_t pid; |
4148 | Pid_t result; | |
a0d0e21e LW |
4149 | int optype; |
4150 | int argflags; | |
a0d0e21e | 4151 | |
a0d0e21e | 4152 | optype = POPi; |
2ec0bfb3 | 4153 | pid = TOPi; |
4ffa73a3 | 4154 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
2ec0bfb3 | 4155 | result = wait4pid(pid, &argflags, optype); |
4ffa73a3 | 4156 | else { |
2ec0bfb3 | 4157 | while ((result = wait4pid(pid, &argflags, optype)) == -1 && |
4ffa73a3 JH |
4158 | errno == EINTR) { |
4159 | PERL_ASYNC_CHECK(); | |
4160 | } | |
0a0ada86 | 4161 | } |
68a29c53 GS |
4162 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4163 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
2ec0bfb3 | 4164 | STATUS_NATIVE_SET((result && result != -1) ? argflags : -1); |
68a29c53 | 4165 | # else |
2ec0bfb3 | 4166 | STATUS_NATIVE_SET((result > 0) ? argflags : -1); |
68a29c53 | 4167 | # endif |
2ec0bfb3 | 4168 | SETi(result); |
a0d0e21e LW |
4169 | RETURN; |
4170 | #else | |
0322a713 | 4171 | DIE(aTHX_ PL_no_func, "waitpid"); |
a0d0e21e LW |
4172 | #endif |
4173 | } | |
4174 | ||
4175 | PP(pp_system) | |
4176 | { | |
39644a26 | 4177 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4178 | I32 value; |
2d8e6c8d | 4179 | STRLEN n_a; |
76ffd3b9 | 4180 | int result; |
e7766f89 | 4181 | I32 did_pipes = 0; |
a0d0e21e | 4182 | |
bbd7eb8a RD |
4183 | if (PL_tainting) { |
4184 | TAINT_ENV(); | |
4185 | while (++MARK <= SP) { | |
4186 | (void)SvPV_nolen(*MARK); /* stringify for taint check */ | |
5a445156 | 4187 | if (PL_tainted) |
bbd7eb8a RD |
4188 | break; |
4189 | } | |
4190 | MARK = ORIGMARK; | |
5a445156 | 4191 | TAINT_PROPER("system"); |
a0d0e21e | 4192 | } |
45bc9206 | 4193 | PERL_FLUSHALL_FOR_CHILD; |
273b0206 | 4194 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) || defined(PERL_MICRO) |
d7e492a4 | 4195 | { |
eb160463 GS |
4196 | Pid_t childpid; |
4197 | int pp[2]; | |
4198 | ||
4199 | if (PerlProc_pipe(pp) >= 0) | |
4200 | did_pipes = 1; | |
4201 | while ((childpid = PerlProc_fork()) == -1) { | |
4202 | if (errno != EAGAIN) { | |
4203 | value = -1; | |
4204 | SP = ORIGMARK; | |
4205 | PUSHi(value); | |
4206 | if (did_pipes) { | |
4207 | PerlLIO_close(pp[0]); | |
4208 | PerlLIO_close(pp[1]); | |
4209 | } | |
4210 | RETURN; | |
4211 | } | |
4212 | sleep(5); | |
4213 | } | |
4214 | if (childpid > 0) { | |
4215 | Sigsave_t ihand,qhand; /* place to save signals during system() */ | |
4216 | int status; | |
4217 | ||
4218 | if (did_pipes) | |
4219 | PerlLIO_close(pp[1]); | |
64ca3a65 | 4220 | #ifndef PERL_MICRO |
eb160463 GS |
4221 | rsignal_save(SIGINT, SIG_IGN, &ihand); |
4222 | rsignal_save(SIGQUIT, SIG_IGN, &qhand); | |
64ca3a65 | 4223 | #endif |
eb160463 GS |
4224 | do { |
4225 | result = wait4pid(childpid, &status, 0); | |
4226 | } while (result == -1 && errno == EINTR); | |
64ca3a65 | 4227 | #ifndef PERL_MICRO |
eb160463 GS |
4228 | (void)rsignal_restore(SIGINT, &ihand); |
4229 | (void)rsignal_restore(SIGQUIT, &qhand); | |
4230 | #endif | |
4231 | STATUS_NATIVE_SET(result == -1 ? -1 : status); | |
4232 | do_execfree(); /* free any memory child malloced on fork */ | |
4233 | SP = ORIGMARK; | |
4234 | if (did_pipes) { | |
4235 | int errkid; | |
4236 | int n = 0, n1; | |
4237 | ||
4238 | while (n < sizeof(int)) { | |
4239 | n1 = PerlLIO_read(pp[0], | |
4240 | (void*)(((char*)&errkid)+n), | |
4241 | (sizeof(int)) - n); | |
4242 | if (n1 <= 0) | |
4243 | break; | |
4244 | n += n1; | |
4245 | } | |
4246 | PerlLIO_close(pp[0]); | |
4247 | if (n) { /* Error */ | |
4248 | if (n != sizeof(int)) | |
4249 | DIE(aTHX_ "panic: kid popen errno read"); | |
4250 | errno = errkid; /* Propagate errno from kid */ | |
4251 | STATUS_CURRENT = -1; | |
4252 | } | |
4253 | } | |
4254 | PUSHi(STATUS_CURRENT); | |
4255 | RETURN; | |
4256 | } | |
4257 | if (did_pipes) { | |
4258 | PerlLIO_close(pp[0]); | |
d5a9bfb0 | 4259 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
eb160463 | 4260 | fcntl(pp[1], F_SETFD, FD_CLOEXEC); |
d5a9bfb0 | 4261 | #endif |
eb160463 | 4262 | } |
e0a1f643 JH |
4263 | if (PL_op->op_flags & OPf_STACKED) { |
4264 | SV *really = *++MARK; | |
4265 | value = (I32)do_aexec5(really, MARK, SP, pp[1], did_pipes); | |
4266 | } | |
4267 | else if (SP - MARK != 1) | |
4268 | value = (I32)do_aexec5(Nullsv, MARK, SP, pp[1], did_pipes); | |
4269 | else { | |
4270 | value = (I32)do_exec3(SvPVx(sv_mortalcopy(*SP), n_a), pp[1], did_pipes); | |
4271 | } | |
4272 | PerlProc__exit(-1); | |
d5a9bfb0 | 4273 | } |
c3293030 | 4274 | #else /* ! FORK or VMS or OS/2 */ |
922b1888 GS |
4275 | PL_statusvalue = 0; |
4276 | result = 0; | |
911d147d | 4277 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4278 | SV *really = *++MARK; |
622913ab | 4279 | # if defined(WIN32) || defined(OS2) |
54725af6 GS |
4280 | value = (I32)do_aspawn(really, MARK, SP); |
4281 | # else | |
c5be433b | 4282 | value = (I32)do_aspawn(really, (void **)MARK, (void **)SP); |
54725af6 | 4283 | # endif |
a0d0e21e | 4284 | } |
54725af6 | 4285 | else if (SP - MARK != 1) { |
622913ab | 4286 | # if defined(WIN32) || defined(OS2) |
54725af6 GS |
4287 | value = (I32)do_aspawn(Nullsv, MARK, SP); |
4288 | # else | |
c5be433b | 4289 | value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP); |
54725af6 GS |
4290 | # endif |
4291 | } | |
a0d0e21e | 4292 | else { |
c5be433b | 4293 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4294 | } |
922b1888 GS |
4295 | if (PL_statusvalue == -1) /* hint that value must be returned as is */ |
4296 | result = 1; | |
f86702cc | 4297 | STATUS_NATIVE_SET(value); |
a0d0e21e LW |
4298 | do_execfree(); |
4299 | SP = ORIGMARK; | |
922b1888 | 4300 | PUSHi(result ? value : STATUS_CURRENT); |
a0d0e21e LW |
4301 | #endif /* !FORK or VMS */ |
4302 | RETURN; | |
4303 | } | |
4304 | ||
4305 | PP(pp_exec) | |
4306 | { | |
39644a26 | 4307 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4308 | I32 value; |
2d8e6c8d | 4309 | STRLEN n_a; |
a0d0e21e | 4310 | |
bbd7eb8a RD |
4311 | if (PL_tainting) { |
4312 | TAINT_ENV(); | |
4313 | while (++MARK <= SP) { | |
4314 | (void)SvPV_nolen(*MARK); /* stringify for taint check */ | |
5a445156 | 4315 | if (PL_tainted) |
bbd7eb8a RD |
4316 | break; |
4317 | } | |
4318 | MARK = ORIGMARK; | |
5a445156 | 4319 | TAINT_PROPER("exec"); |
bbd7eb8a | 4320 | } |
45bc9206 | 4321 | PERL_FLUSHALL_FOR_CHILD; |
533c011a | 4322 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e LW |
4323 | SV *really = *++MARK; |
4324 | value = (I32)do_aexec(really, MARK, SP); | |
4325 | } | |
4326 | else if (SP - MARK != 1) | |
4327 | #ifdef VMS | |
4328 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
4329 | #else | |
092bebab JH |
4330 | # ifdef __OPEN_VM |
4331 | { | |
c5be433b | 4332 | (void ) do_aspawn(Nullsv, MARK, SP); |
092bebab JH |
4333 | value = 0; |
4334 | } | |
4335 | # else | |
a0d0e21e | 4336 | value = (I32)do_aexec(Nullsv, MARK, SP); |
092bebab | 4337 | # endif |
a0d0e21e LW |
4338 | #endif |
4339 | else { | |
a0d0e21e | 4340 | #ifdef VMS |
2d8e6c8d | 4341 | value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4342 | #else |
092bebab | 4343 | # ifdef __OPEN_VM |
c5be433b | 4344 | (void) do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab JH |
4345 | value = 0; |
4346 | # else | |
2d8e6c8d | 4347 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab | 4348 | # endif |
a0d0e21e LW |
4349 | #endif |
4350 | } | |
146174a9 | 4351 | |
a0d0e21e LW |
4352 | SP = ORIGMARK; |
4353 | PUSHi(value); | |
4354 | RETURN; | |
4355 | } | |
4356 | ||
4357 | PP(pp_kill) | |
4358 | { | |
9cad6237 | 4359 | #ifdef HAS_KILL |
39644a26 | 4360 | dSP; dMARK; dTARGET; |
a0d0e21e | 4361 | I32 value; |
533c011a | 4362 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4363 | SP = MARK; |
4364 | PUSHi(value); | |
4365 | RETURN; | |
4366 | #else | |
0322a713 | 4367 | DIE(aTHX_ PL_no_func, "kill"); |
a0d0e21e LW |
4368 | #endif |
4369 | } | |
4370 | ||
4371 | PP(pp_getppid) | |
4372 | { | |
4373 | #ifdef HAS_GETPPID | |
39644a26 | 4374 | dSP; dTARGET; |
4d76a344 RGS |
4375 | # ifdef THREADS_HAVE_PIDS |
4376 | XPUSHi( PL_ppid ); | |
4377 | # else | |
a0d0e21e | 4378 | XPUSHi( getppid() ); |
4d76a344 | 4379 | # endif |
a0d0e21e LW |
4380 | RETURN; |
4381 | #else | |
cea2e8a9 | 4382 | DIE(aTHX_ PL_no_func, "getppid"); |
a0d0e21e LW |
4383 | #endif |
4384 | } | |
4385 | ||
4386 | PP(pp_getpgrp) | |
4387 | { | |
4388 | #ifdef HAS_GETPGRP | |
39644a26 | 4389 | dSP; dTARGET; |
d8a83dd3 | 4390 | Pid_t pid; |
9853a804 | 4391 | Pid_t pgrp; |
a0d0e21e LW |
4392 | |
4393 | if (MAXARG < 1) | |
4394 | pid = 0; | |
4395 | else | |
4396 | pid = SvIVx(POPs); | |
c3293030 | 4397 | #ifdef BSD_GETPGRP |
9853a804 | 4398 | pgrp = (I32)BSD_GETPGRP(pid); |
a0d0e21e | 4399 | #else |
146174a9 | 4400 | if (pid != 0 && pid != PerlProc_getpid()) |
cea2e8a9 | 4401 | DIE(aTHX_ "POSIX getpgrp can't take an argument"); |
9853a804 | 4402 | pgrp = getpgrp(); |
a0d0e21e | 4403 | #endif |
9853a804 | 4404 | XPUSHi(pgrp); |
a0d0e21e LW |
4405 | RETURN; |
4406 | #else | |
cea2e8a9 | 4407 | DIE(aTHX_ PL_no_func, "getpgrp()"); |
a0d0e21e LW |
4408 | #endif |
4409 | } | |
4410 | ||
4411 | PP(pp_setpgrp) | |
4412 | { | |
4413 | #ifdef HAS_SETPGRP | |
39644a26 | 4414 | dSP; dTARGET; |
d8a83dd3 JH |
4415 | Pid_t pgrp; |
4416 | Pid_t pid; | |
a0d0e21e LW |
4417 | if (MAXARG < 2) { |
4418 | pgrp = 0; | |
4419 | pid = 0; | |
4420 | } | |
4421 | else { | |
4422 | pgrp = POPi; | |
4423 | pid = TOPi; | |
4424 | } | |
4425 | ||
4426 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
4427 | #ifdef BSD_SETPGRP |
4428 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e | 4429 | #else |
146174a9 CB |
4430 | if ((pgrp != 0 && pgrp != PerlProc_getpid()) |
4431 | || (pid != 0 && pid != PerlProc_getpid())) | |
4432 | { | |
4433 | DIE(aTHX_ "setpgrp can't take arguments"); | |
4434 | } | |
a0d0e21e LW |
4435 | SETi( setpgrp() >= 0 ); |
4436 | #endif /* USE_BSDPGRP */ | |
4437 | RETURN; | |
4438 | #else | |
cea2e8a9 | 4439 | DIE(aTHX_ PL_no_func, "setpgrp()"); |
a0d0e21e LW |
4440 | #endif |
4441 | } | |
4442 | ||
4443 | PP(pp_getpriority) | |
4444 | { | |
a0d0e21e | 4445 | #ifdef HAS_GETPRIORITY |
9cad6237 | 4446 | dSP; dTARGET; |
d05c1ba0 JH |
4447 | int who = POPi; |
4448 | int which = TOPi; | |
a0d0e21e LW |
4449 | SETi( getpriority(which, who) ); |
4450 | RETURN; | |
4451 | #else | |
cea2e8a9 | 4452 | DIE(aTHX_ PL_no_func, "getpriority()"); |
a0d0e21e LW |
4453 | #endif |
4454 | } | |
4455 | ||
4456 | PP(pp_setpriority) | |
4457 | { | |
a0d0e21e | 4458 | #ifdef HAS_SETPRIORITY |
9cad6237 | 4459 | dSP; dTARGET; |
d05c1ba0 JH |
4460 | int niceval = POPi; |
4461 | int who = POPi; | |
4462 | int which = TOPi; | |
a0d0e21e LW |
4463 | TAINT_PROPER("setpriority"); |
4464 | SETi( setpriority(which, who, niceval) >= 0 ); | |
4465 | RETURN; | |
4466 | #else | |
cea2e8a9 | 4467 | DIE(aTHX_ PL_no_func, "setpriority()"); |
a0d0e21e LW |
4468 | #endif |
4469 | } | |
4470 | ||
4471 | /* Time calls. */ | |
4472 | ||
4473 | PP(pp_time) | |
4474 | { | |
39644a26 | 4475 | dSP; dTARGET; |
cbdc8872 | 4476 | #ifdef BIG_TIME |
4477 | XPUSHn( time(Null(Time_t*)) ); | |
4478 | #else | |
a0d0e21e | 4479 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 4480 | #endif |
a0d0e21e LW |
4481 | RETURN; |
4482 | } | |
4483 | ||
a0d0e21e LW |
4484 | PP(pp_tms) |
4485 | { | |
9cad6237 | 4486 | #ifdef HAS_TIMES |
39644a26 | 4487 | dSP; |
a0d0e21e | 4488 | EXTEND(SP, 4); |
a0d0e21e | 4489 | #ifndef VMS |
3280af22 | 4490 | (void)PerlProc_times(&PL_timesbuf); |
a0d0e21e | 4491 | #else |
6b88bc9c | 4492 | (void)PerlProc_times((tbuffer_t *)&PL_timesbuf); /* time.h uses different name for */ |
76e3520e GS |
4493 | /* struct tms, though same data */ |
4494 | /* is returned. */ | |
a0d0e21e LW |
4495 | #endif |
4496 | ||
5311654c | 4497 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_utime)/(NV)PL_clocktick))); |
a0d0e21e | 4498 | if (GIMME == G_ARRAY) { |
5311654c JH |
4499 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_stime)/(NV)PL_clocktick))); |
4500 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cutime)/(NV)PL_clocktick))); | |
4501 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/(NV)PL_clocktick))); | |
a0d0e21e LW |
4502 | } |
4503 | RETURN; | |
9cad6237 | 4504 | #else |
2f42fcb0 JH |
4505 | # ifdef PERL_MICRO |
4506 | dSP; | |
4507 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4508 | EXTEND(SP, 4); | |
4509 | if (GIMME == G_ARRAY) { | |
4510 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4511 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4512 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4513 | } | |
4514 | RETURN; | |
4515 | # else | |
9cad6237 | 4516 | DIE(aTHX_ "times not implemented"); |
2f42fcb0 | 4517 | # endif |
55497cff | 4518 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
4519 | } |
4520 | ||
4521 | PP(pp_localtime) | |
4522 | { | |
cea2e8a9 | 4523 | return pp_gmtime(); |
a0d0e21e LW |
4524 | } |
4525 | ||
4526 | PP(pp_gmtime) | |
4527 | { | |
39644a26 | 4528 | dSP; |
a0d0e21e | 4529 | Time_t when; |
bfed75c6 AL |
4530 | const struct tm *tmbuf; |
4531 | static const char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
4532 | static const char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
a0d0e21e LW |
4533 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; |
4534 | ||
4535 | if (MAXARG < 1) | |
4536 | (void)time(&when); | |
4537 | else | |
cbdc8872 | 4538 | #ifdef BIG_TIME |
4539 | when = (Time_t)SvNVx(POPs); | |
4540 | #else | |
a0d0e21e | 4541 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 4542 | #endif |
a0d0e21e | 4543 | |
533c011a | 4544 | if (PL_op->op_type == OP_LOCALTIME) |
a0d0e21e LW |
4545 | tmbuf = localtime(&when); |
4546 | else | |
4547 | tmbuf = gmtime(&when); | |
4548 | ||
a0d0e21e | 4549 | if (GIMME != G_ARRAY) { |
46fc3d4c | 4550 | SV *tsv; |
9a5ff6d9 AB |
4551 | EXTEND(SP, 1); |
4552 | EXTEND_MORTAL(1); | |
a0d0e21e LW |
4553 | if (!tmbuf) |
4554 | RETPUSHUNDEF; | |
be28567c | 4555 | tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d", |
f5a29b03 RB |
4556 | dayname[tmbuf->tm_wday], |
4557 | monname[tmbuf->tm_mon], | |
be28567c GS |
4558 | tmbuf->tm_mday, |
4559 | tmbuf->tm_hour, | |
4560 | tmbuf->tm_min, | |
4561 | tmbuf->tm_sec, | |
4562 | tmbuf->tm_year + 1900); | |
46fc3d4c | 4563 | PUSHs(sv_2mortal(tsv)); |
a0d0e21e LW |
4564 | } |
4565 | else if (tmbuf) { | |
9a5ff6d9 AB |
4566 | EXTEND(SP, 9); |
4567 | EXTEND_MORTAL(9); | |
4568 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); | |
c6419e06 JH |
4569 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_min))); |
4570 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour))); | |
4571 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday))); | |
4572 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mon))); | |
4573 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_year))); | |
4574 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_wday))); | |
4575 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_yday))); | |
4576 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_isdst))); | |
a0d0e21e LW |
4577 | } |
4578 | RETURN; | |
4579 | } | |
4580 | ||
4581 | PP(pp_alarm) | |
4582 | { | |
9cad6237 | 4583 | #ifdef HAS_ALARM |
39644a26 | 4584 | dSP; dTARGET; |
a0d0e21e | 4585 | int anum; |
a0d0e21e LW |
4586 | anum = POPi; |
4587 | anum = alarm((unsigned int)anum); | |
4588 | EXTEND(SP, 1); | |
4589 | if (anum < 0) | |
4590 | RETPUSHUNDEF; | |
c6419e06 | 4591 | PUSHi(anum); |
a0d0e21e LW |
4592 | RETURN; |
4593 | #else | |
0322a713 | 4594 | DIE(aTHX_ PL_no_func, "alarm"); |
a0d0e21e LW |
4595 | #endif |
4596 | } | |
4597 | ||
4598 | PP(pp_sleep) | |
4599 | { | |
39644a26 | 4600 | dSP; dTARGET; |
a0d0e21e LW |
4601 | I32 duration; |
4602 | Time_t lasttime; | |
4603 | Time_t when; | |
4604 | ||
4605 | (void)time(&lasttime); | |
4606 | if (MAXARG < 1) | |
76e3520e | 4607 | PerlProc_pause(); |
a0d0e21e LW |
4608 | else { |
4609 | duration = POPi; | |
76e3520e | 4610 | PerlProc_sleep((unsigned int)duration); |
a0d0e21e LW |
4611 | } |
4612 | (void)time(&when); | |
4613 | XPUSHi(when - lasttime); | |
4614 | RETURN; | |
4615 | } | |
4616 | ||
4617 | /* Shared memory. */ | |
4618 | ||
4619 | PP(pp_shmget) | |
4620 | { | |
cea2e8a9 | 4621 | return pp_semget(); |
a0d0e21e LW |
4622 | } |
4623 | ||
4624 | PP(pp_shmctl) | |
4625 | { | |
cea2e8a9 | 4626 | return pp_semctl(); |
a0d0e21e LW |
4627 | } |
4628 | ||
4629 | PP(pp_shmread) | |
4630 | { | |
cea2e8a9 | 4631 | return pp_shmwrite(); |
a0d0e21e LW |
4632 | } |
4633 | ||
4634 | PP(pp_shmwrite) | |
4635 | { | |
4636 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4637 | dSP; dMARK; dTARGET; |
533c011a | 4638 | I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0); |
a0d0e21e LW |
4639 | SP = MARK; |
4640 | PUSHi(value); | |
4641 | RETURN; | |
4642 | #else | |
cea2e8a9 | 4643 | return pp_semget(); |
a0d0e21e LW |
4644 | #endif |
4645 | } | |
4646 | ||
4647 | /* Message passing. */ | |
4648 | ||
4649 | PP(pp_msgget) | |
4650 | { | |
cea2e8a9 | 4651 | return pp_semget(); |
a0d0e21e LW |
4652 | } |
4653 | ||
4654 | PP(pp_msgctl) | |
4655 | { | |
cea2e8a9 | 4656 | return pp_semctl(); |
a0d0e21e LW |
4657 | } |
4658 | ||
4659 | PP(pp_msgsnd) | |
4660 | { | |
4661 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4662 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4663 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); |
4664 | SP = MARK; | |
4665 | PUSHi(value); | |
4666 | RETURN; | |
4667 | #else | |
cea2e8a9 | 4668 | return pp_semget(); |
a0d0e21e LW |
4669 | #endif |
4670 | } | |
4671 | ||
4672 | PP(pp_msgrcv) | |
4673 | { | |
4674 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4675 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4676 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); |
4677 | SP = MARK; | |
4678 | PUSHi(value); | |
4679 | RETURN; | |
4680 | #else | |
cea2e8a9 | 4681 | return pp_semget(); |
a0d0e21e LW |
4682 | #endif |
4683 | } | |
4684 | ||
4685 | /* Semaphores. */ | |
4686 | ||
4687 | PP(pp_semget) | |
4688 | { | |
4689 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4690 | dSP; dMARK; dTARGET; |
533c011a | 4691 | int anum = do_ipcget(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4692 | SP = MARK; |
4693 | if (anum == -1) | |
4694 | RETPUSHUNDEF; | |
4695 | PUSHi(anum); | |
4696 | RETURN; | |
4697 | #else | |
cea2e8a9 | 4698 | DIE(aTHX_ "System V IPC is not implemented on this machine"); |
a0d0e21e LW |
4699 | #endif |
4700 | } | |
4701 | ||
4702 | PP(pp_semctl) | |
4703 | { | |
4704 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4705 | dSP; dMARK; dTARGET; |
533c011a | 4706 | int anum = do_ipcctl(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4707 | SP = MARK; |
4708 | if (anum == -1) | |
4709 | RETSETUNDEF; | |
4710 | if (anum != 0) { | |
4711 | PUSHi(anum); | |
4712 | } | |
4713 | else { | |
8903cb82 | 4714 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
4715 | } |
4716 | RETURN; | |
4717 | #else | |
cea2e8a9 | 4718 | return pp_semget(); |
a0d0e21e LW |
4719 | #endif |
4720 | } | |
4721 | ||
4722 | PP(pp_semop) | |
4723 | { | |
4724 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4725 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4726 | I32 value = (I32)(do_semop(MARK, SP) >= 0); |
4727 | SP = MARK; | |
4728 | PUSHi(value); | |
4729 | RETURN; | |
4730 | #else | |
cea2e8a9 | 4731 | return pp_semget(); |
a0d0e21e LW |
4732 | #endif |
4733 | } | |
4734 | ||
4735 | /* Get system info. */ | |
4736 | ||
4737 | PP(pp_ghbyname) | |
4738 | { | |
693762b4 | 4739 | #ifdef HAS_GETHOSTBYNAME |
cea2e8a9 | 4740 | return pp_ghostent(); |
a0d0e21e | 4741 | #else |
cea2e8a9 | 4742 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
a0d0e21e LW |
4743 | #endif |
4744 | } | |
4745 | ||
4746 | PP(pp_ghbyaddr) | |
4747 | { | |
693762b4 | 4748 | #ifdef HAS_GETHOSTBYADDR |
cea2e8a9 | 4749 | return pp_ghostent(); |
a0d0e21e | 4750 | #else |
cea2e8a9 | 4751 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
a0d0e21e LW |
4752 | #endif |
4753 | } | |
4754 | ||
4755 | PP(pp_ghostent) | |
4756 | { | |
693762b4 | 4757 | #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT) |
9cad6237 | 4758 | dSP; |
533c011a | 4759 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4760 | register char **elem; |
4761 | register SV *sv; | |
dc45a647 | 4762 | #ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4763 | struct hostent *gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int); |
4764 | struct hostent *gethostbyname(Netdb_name_t); | |
4765 | struct hostent *gethostent(void); | |
a0d0e21e LW |
4766 | #endif |
4767 | struct hostent *hent; | |
4768 | unsigned long len; | |
2d8e6c8d | 4769 | STRLEN n_a; |
a0d0e21e LW |
4770 | |
4771 | EXTEND(SP, 10); | |
edd309b7 | 4772 | if (which == OP_GHBYNAME) { |
dc45a647 | 4773 | #ifdef HAS_GETHOSTBYNAME |
edd309b7 JH |
4774 | char* name = POPpbytex; |
4775 | hent = PerlSock_gethostbyname(name); | |
dc45a647 | 4776 | #else |
cea2e8a9 | 4777 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
dc45a647 | 4778 | #endif |
edd309b7 | 4779 | } |
a0d0e21e | 4780 | else if (which == OP_GHBYADDR) { |
dc45a647 | 4781 | #ifdef HAS_GETHOSTBYADDR |
a0d0e21e | 4782 | int addrtype = POPi; |
748a9306 | 4783 | SV *addrsv = POPs; |
a0d0e21e | 4784 | STRLEN addrlen; |
595ae481 | 4785 | Netdb_host_t addr = (Netdb_host_t) SvPVbyte(addrsv, addrlen); |
a0d0e21e | 4786 | |
4599a1de | 4787 | hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype); |
dc45a647 | 4788 | #else |
cea2e8a9 | 4789 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
dc45a647 | 4790 | #endif |
a0d0e21e LW |
4791 | } |
4792 | else | |
4793 | #ifdef HAS_GETHOSTENT | |
6ad3d225 | 4794 | hent = PerlSock_gethostent(); |
a0d0e21e | 4795 | #else |
cea2e8a9 | 4796 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4797 | #endif |
4798 | ||
4799 | #ifdef HOST_NOT_FOUND | |
10bc17b6 JH |
4800 | if (!hent) { |
4801 | #ifdef USE_REENTRANT_API | |
4802 | # ifdef USE_GETHOSTENT_ERRNO | |
4803 | h_errno = PL_reentrant_buffer->_gethostent_errno; | |
4804 | # endif | |
4805 | #endif | |
4806 | STATUS_NATIVE_SET(h_errno); | |
4807 | } | |
a0d0e21e LW |
4808 | #endif |
4809 | ||
4810 | if (GIMME != G_ARRAY) { | |
4811 | PUSHs(sv = sv_newmortal()); | |
4812 | if (hent) { | |
4813 | if (which == OP_GHBYNAME) { | |
fd0af264 | 4814 | if (hent->h_addr) |
4815 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
4816 | } |
4817 | else | |
4818 | sv_setpv(sv, (char*)hent->h_name); | |
4819 | } | |
4820 | RETURN; | |
4821 | } | |
4822 | ||
4823 | if (hent) { | |
3280af22 | 4824 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4825 | sv_setpv(sv, (char*)hent->h_name); |
3280af22 | 4826 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4827 | for (elem = hent->h_aliases; elem && *elem; elem++) { |
4828 | sv_catpv(sv, *elem); | |
4829 | if (elem[1]) | |
4830 | sv_catpvn(sv, " ", 1); | |
4831 | } | |
3280af22 | 4832 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4833 | sv_setiv(sv, (IV)hent->h_addrtype); |
3280af22 | 4834 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4835 | len = hent->h_length; |
1e422769 | 4836 | sv_setiv(sv, (IV)len); |
a0d0e21e LW |
4837 | #ifdef h_addr |
4838 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3280af22 | 4839 | XPUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4840 | sv_setpvn(sv, *elem, len); |
4841 | } | |
4842 | #else | |
6b88bc9c | 4843 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
fd0af264 | 4844 | if (hent->h_addr) |
4845 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
4846 | #endif /* h_addr */ |
4847 | } | |
4848 | RETURN; | |
4849 | #else | |
cea2e8a9 | 4850 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4851 | #endif |
4852 | } | |
4853 | ||
4854 | PP(pp_gnbyname) | |
4855 | { | |
693762b4 | 4856 | #ifdef HAS_GETNETBYNAME |
cea2e8a9 | 4857 | return pp_gnetent(); |
a0d0e21e | 4858 | #else |
cea2e8a9 | 4859 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
a0d0e21e LW |
4860 | #endif |
4861 | } | |
4862 | ||
4863 | PP(pp_gnbyaddr) | |
4864 | { | |
693762b4 | 4865 | #ifdef HAS_GETNETBYADDR |
cea2e8a9 | 4866 | return pp_gnetent(); |
a0d0e21e | 4867 | #else |
cea2e8a9 | 4868 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
a0d0e21e LW |
4869 | #endif |
4870 | } | |
4871 | ||
4872 | PP(pp_gnetent) | |
4873 | { | |
693762b4 | 4874 | #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT) |
9cad6237 | 4875 | dSP; |
533c011a | 4876 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4877 | register char **elem; |
4878 | register SV *sv; | |
dc45a647 | 4879 | #ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4880 | struct netent *getnetbyaddr(Netdb_net_t, int); |
4881 | struct netent *getnetbyname(Netdb_name_t); | |
4882 | struct netent *getnetent(void); | |
8ac85365 | 4883 | #endif |
a0d0e21e | 4884 | struct netent *nent; |
2d8e6c8d | 4885 | STRLEN n_a; |
a0d0e21e | 4886 | |
edd309b7 | 4887 | if (which == OP_GNBYNAME){ |
dc45a647 | 4888 | #ifdef HAS_GETNETBYNAME |
edd309b7 JH |
4889 | char *name = POPpbytex; |
4890 | nent = PerlSock_getnetbyname(name); | |
dc45a647 | 4891 | #else |
cea2e8a9 | 4892 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
dc45a647 | 4893 | #endif |
edd309b7 | 4894 | } |
a0d0e21e | 4895 | else if (which == OP_GNBYADDR) { |
dc45a647 | 4896 | #ifdef HAS_GETNETBYADDR |
a0d0e21e | 4897 | int addrtype = POPi; |
3bb7c1b4 | 4898 | Netdb_net_t addr = (Netdb_net_t) (U32)POPu; |
76e3520e | 4899 | nent = PerlSock_getnetbyaddr(addr, addrtype); |
dc45a647 | 4900 | #else |
cea2e8a9 | 4901 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
dc45a647 | 4902 | #endif |
a0d0e21e LW |
4903 | } |
4904 | else | |
dc45a647 | 4905 | #ifdef HAS_GETNETENT |
76e3520e | 4906 | nent = PerlSock_getnetent(); |
dc45a647 | 4907 | #else |
cea2e8a9 | 4908 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
dc45a647 | 4909 | #endif |
a0d0e21e | 4910 | |
10bc17b6 JH |
4911 | #ifdef HOST_NOT_FOUND |
4912 | if (!nent) { | |
4913 | #ifdef USE_REENTRANT_API | |
4914 | # ifdef USE_GETNETENT_ERRNO | |
4915 | h_errno = PL_reentrant_buffer->_getnetent_errno; | |
4916 | # endif | |
4917 | #endif | |
4918 | STATUS_NATIVE_SET(h_errno); | |
4919 | } | |
4920 | #endif | |
4921 | ||
a0d0e21e LW |
4922 | EXTEND(SP, 4); |
4923 | if (GIMME != G_ARRAY) { | |
4924 | PUSHs(sv = sv_newmortal()); | |
4925 | if (nent) { | |
4926 | if (which == OP_GNBYNAME) | |
1e422769 | 4927 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4928 | else |
4929 | sv_setpv(sv, nent->n_name); | |
4930 | } | |
4931 | RETURN; | |
4932 | } | |
4933 | ||
4934 | if (nent) { | |
3280af22 | 4935 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4936 | sv_setpv(sv, nent->n_name); |
3280af22 | 4937 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4938 | for (elem = nent->n_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4939 | sv_catpv(sv, *elem); |
4940 | if (elem[1]) | |
4941 | sv_catpvn(sv, " ", 1); | |
4942 | } | |
3280af22 | 4943 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4944 | sv_setiv(sv, (IV)nent->n_addrtype); |
3280af22 | 4945 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4946 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4947 | } |
4948 | ||
4949 | RETURN; | |
4950 | #else | |
cea2e8a9 | 4951 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
a0d0e21e LW |
4952 | #endif |
4953 | } | |
4954 | ||
4955 | PP(pp_gpbyname) | |
4956 | { | |
693762b4 | 4957 | #ifdef HAS_GETPROTOBYNAME |
cea2e8a9 | 4958 | return pp_gprotoent(); |
a0d0e21e | 4959 | #else |
cea2e8a9 | 4960 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
a0d0e21e LW |
4961 | #endif |
4962 | } | |
4963 | ||
4964 | PP(pp_gpbynumber) | |
4965 | { | |
693762b4 | 4966 | #ifdef HAS_GETPROTOBYNUMBER |
cea2e8a9 | 4967 | return pp_gprotoent(); |
a0d0e21e | 4968 | #else |
cea2e8a9 | 4969 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
a0d0e21e LW |
4970 | #endif |
4971 | } | |
4972 | ||
4973 | PP(pp_gprotoent) | |
4974 | { | |
693762b4 | 4975 | #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT) |
9cad6237 | 4976 | dSP; |
533c011a | 4977 | I32 which = PL_op->op_type; |
a0d0e21e | 4978 | register char **elem; |
301e8125 | 4979 | register SV *sv; |
dc45a647 | 4980 | #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4981 | struct protoent *getprotobyname(Netdb_name_t); |
4982 | struct protoent *getprotobynumber(int); | |
4983 | struct protoent *getprotoent(void); | |
8ac85365 | 4984 | #endif |
a0d0e21e | 4985 | struct protoent *pent; |
2d8e6c8d | 4986 | STRLEN n_a; |
a0d0e21e | 4987 | |
edd309b7 | 4988 | if (which == OP_GPBYNAME) { |
e5c9fcd0 | 4989 | #ifdef HAS_GETPROTOBYNAME |
edd309b7 JH |
4990 | char* name = POPpbytex; |
4991 | pent = PerlSock_getprotobyname(name); | |
e5c9fcd0 | 4992 | #else |
cea2e8a9 | 4993 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
e5c9fcd0 | 4994 | #endif |
edd309b7 JH |
4995 | } |
4996 | else if (which == OP_GPBYNUMBER) { | |
e5c9fcd0 | 4997 | #ifdef HAS_GETPROTOBYNUMBER |
edd309b7 JH |
4998 | int number = POPi; |
4999 | pent = PerlSock_getprotobynumber(number); | |
e5c9fcd0 | 5000 | #else |
edd309b7 | 5001 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
e5c9fcd0 | 5002 | #endif |
edd309b7 | 5003 | } |
a0d0e21e | 5004 | else |
e5c9fcd0 | 5005 | #ifdef HAS_GETPROTOENT |
6ad3d225 | 5006 | pent = PerlSock_getprotoent(); |
e5c9fcd0 | 5007 | #else |
cea2e8a9 | 5008 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
e5c9fcd0 | 5009 | #endif |
a0d0e21e LW |
5010 | |
5011 | EXTEND(SP, 3); | |
5012 | if (GIMME != G_ARRAY) { | |
5013 | PUSHs(sv = sv_newmortal()); | |
5014 | if (pent) { | |
5015 | if (which == OP_GPBYNAME) | |
1e422769 | 5016 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
5017 | else |
5018 | sv_setpv(sv, pent->p_name); | |
5019 | } | |
5020 | RETURN; | |
5021 | } | |
5022 | ||
5023 | if (pent) { | |
3280af22 | 5024 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5025 | sv_setpv(sv, pent->p_name); |
3280af22 | 5026 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5027 | for (elem = pent->p_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5028 | sv_catpv(sv, *elem); |
5029 | if (elem[1]) | |
5030 | sv_catpvn(sv, " ", 1); | |
5031 | } | |
3280af22 | 5032 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5033 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
5034 | } |
5035 | ||
5036 | RETURN; | |
5037 | #else | |
cea2e8a9 | 5038 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
a0d0e21e LW |
5039 | #endif |
5040 | } | |
5041 | ||
5042 | PP(pp_gsbyname) | |
5043 | { | |
9ec75305 | 5044 | #ifdef HAS_GETSERVBYNAME |
cea2e8a9 | 5045 | return pp_gservent(); |
a0d0e21e | 5046 | #else |
cea2e8a9 | 5047 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
a0d0e21e LW |
5048 | #endif |
5049 | } | |
5050 | ||
5051 | PP(pp_gsbyport) | |
5052 | { | |
9ec75305 | 5053 | #ifdef HAS_GETSERVBYPORT |
cea2e8a9 | 5054 | return pp_gservent(); |
a0d0e21e | 5055 | #else |
cea2e8a9 | 5056 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
a0d0e21e LW |
5057 | #endif |
5058 | } | |
5059 | ||
5060 | PP(pp_gservent) | |
5061 | { | |
693762b4 | 5062 | #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT) |
9cad6237 | 5063 | dSP; |
533c011a | 5064 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5065 | register char **elem; |
5066 | register SV *sv; | |
dc45a647 | 5067 | #ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
5068 | struct servent *getservbyname(Netdb_name_t, Netdb_name_t); |
5069 | struct servent *getservbyport(int, Netdb_name_t); | |
5070 | struct servent *getservent(void); | |
8ac85365 | 5071 | #endif |
a0d0e21e | 5072 | struct servent *sent; |
2d8e6c8d | 5073 | STRLEN n_a; |
a0d0e21e LW |
5074 | |
5075 | if (which == OP_GSBYNAME) { | |
dc45a647 | 5076 | #ifdef HAS_GETSERVBYNAME |
42e0c139 AP |
5077 | char *proto = POPpbytex; |
5078 | char *name = POPpbytex; | |
a0d0e21e LW |
5079 | |
5080 | if (proto && !*proto) | |
5081 | proto = Nullch; | |
5082 | ||
6ad3d225 | 5083 | sent = PerlSock_getservbyname(name, proto); |
dc45a647 | 5084 | #else |
cea2e8a9 | 5085 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
dc45a647 | 5086 | #endif |
a0d0e21e LW |
5087 | } |
5088 | else if (which == OP_GSBYPORT) { | |
dc45a647 | 5089 | #ifdef HAS_GETSERVBYPORT |
42e0c139 | 5090 | char *proto = POPpbytex; |
eb160463 | 5091 | unsigned short port = (unsigned short)POPu; |
a0d0e21e | 5092 | |
2b872cca SR |
5093 | if (proto && !*proto) |
5094 | proto = Nullch; | |
5095 | ||
36477c24 | 5096 | #ifdef HAS_HTONS |
6ad3d225 | 5097 | port = PerlSock_htons(port); |
36477c24 | 5098 | #endif |
6ad3d225 | 5099 | sent = PerlSock_getservbyport(port, proto); |
dc45a647 | 5100 | #else |
cea2e8a9 | 5101 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
dc45a647 | 5102 | #endif |
a0d0e21e LW |
5103 | } |
5104 | else | |
e5c9fcd0 | 5105 | #ifdef HAS_GETSERVENT |
6ad3d225 | 5106 | sent = PerlSock_getservent(); |
e5c9fcd0 | 5107 | #else |
cea2e8a9 | 5108 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
e5c9fcd0 | 5109 | #endif |
a0d0e21e LW |
5110 | |
5111 | EXTEND(SP, 4); | |
5112 | if (GIMME != G_ARRAY) { | |
5113 | PUSHs(sv = sv_newmortal()); | |
5114 | if (sent) { | |
5115 | if (which == OP_GSBYNAME) { | |
5116 | #ifdef HAS_NTOHS | |
6ad3d225 | 5117 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5118 | #else |
1e422769 | 5119 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e LW |
5120 | #endif |
5121 | } | |
5122 | else | |
5123 | sv_setpv(sv, sent->s_name); | |
5124 | } | |
5125 | RETURN; | |
5126 | } | |
5127 | ||
5128 | if (sent) { | |
3280af22 | 5129 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5130 | sv_setpv(sv, sent->s_name); |
3280af22 | 5131 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5132 | for (elem = sent->s_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5133 | sv_catpv(sv, *elem); |
5134 | if (elem[1]) | |
5135 | sv_catpvn(sv, " ", 1); | |
5136 | } | |
3280af22 | 5137 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5138 | #ifdef HAS_NTOHS |
76e3520e | 5139 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5140 | #else |
1e422769 | 5141 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e | 5142 | #endif |
3280af22 | 5143 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
5144 | sv_setpv(sv, sent->s_proto); |
5145 | } | |
5146 | ||
5147 | RETURN; | |
5148 | #else | |
cea2e8a9 | 5149 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
a0d0e21e LW |
5150 | #endif |
5151 | } | |
5152 | ||
5153 | PP(pp_shostent) | |
5154 | { | |
693762b4 | 5155 | #ifdef HAS_SETHOSTENT |
9cad6237 | 5156 | dSP; |
76e3520e | 5157 | PerlSock_sethostent(TOPi); |
a0d0e21e LW |
5158 | RETSETYES; |
5159 | #else | |
cea2e8a9 | 5160 | DIE(aTHX_ PL_no_sock_func, "sethostent"); |
a0d0e21e LW |
5161 | #endif |
5162 | } | |
5163 | ||
5164 | PP(pp_snetent) | |
5165 | { | |
693762b4 | 5166 | #ifdef HAS_SETNETENT |
9cad6237 | 5167 | dSP; |
76e3520e | 5168 | PerlSock_setnetent(TOPi); |
a0d0e21e LW |
5169 | RETSETYES; |
5170 | #else | |
cea2e8a9 | 5171 | DIE(aTHX_ PL_no_sock_func, "setnetent"); |
a0d0e21e LW |
5172 | #endif |
5173 | } | |
5174 | ||
5175 | PP(pp_sprotoent) | |
5176 | { | |
693762b4 | 5177 | #ifdef HAS_SETPROTOENT |
9cad6237 | 5178 | dSP; |
76e3520e | 5179 | PerlSock_setprotoent(TOPi); |
a0d0e21e LW |
5180 | RETSETYES; |
5181 | #else | |
cea2e8a9 | 5182 | DIE(aTHX_ PL_no_sock_func, "setprotoent"); |
a0d0e21e LW |
5183 | #endif |
5184 | } | |
5185 | ||
5186 | PP(pp_sservent) | |
5187 | { | |
693762b4 | 5188 | #ifdef HAS_SETSERVENT |
9cad6237 | 5189 | dSP; |
76e3520e | 5190 | PerlSock_setservent(TOPi); |
a0d0e21e LW |
5191 | RETSETYES; |
5192 | #else | |
cea2e8a9 | 5193 | DIE(aTHX_ PL_no_sock_func, "setservent"); |
a0d0e21e LW |
5194 | #endif |
5195 | } | |
5196 | ||
5197 | PP(pp_ehostent) | |
5198 | { | |
693762b4 | 5199 | #ifdef HAS_ENDHOSTENT |
9cad6237 | 5200 | dSP; |
76e3520e | 5201 | PerlSock_endhostent(); |
924508f0 | 5202 | EXTEND(SP,1); |
a0d0e21e LW |
5203 | RETPUSHYES; |
5204 | #else | |
cea2e8a9 | 5205 | DIE(aTHX_ PL_no_sock_func, "endhostent"); |
a0d0e21e LW |
5206 | #endif |
5207 | } | |
5208 | ||
5209 | PP(pp_enetent) | |
5210 | { | |
693762b4 | 5211 | #ifdef HAS_ENDNETENT |
9cad6237 | 5212 | dSP; |
76e3520e | 5213 | PerlSock_endnetent(); |
924508f0 | 5214 | EXTEND(SP,1); |
a0d0e21e LW |
5215 | RETPUSHYES; |
5216 | #else | |
cea2e8a9 | 5217 | DIE(aTHX_ PL_no_sock_func, "endnetent"); |
a0d0e21e LW |
5218 | #endif |
5219 | } | |
5220 | ||
5221 | PP(pp_eprotoent) | |
5222 | { | |
693762b4 | 5223 | #ifdef HAS_ENDPROTOENT |
9cad6237 | 5224 | dSP; |
76e3520e | 5225 | PerlSock_endprotoent(); |
924508f0 | 5226 | EXTEND(SP,1); |
a0d0e21e LW |
5227 | RETPUSHYES; |
5228 | #else | |
cea2e8a9 | 5229 | DIE(aTHX_ PL_no_sock_func, "endprotoent"); |
a0d0e21e LW |
5230 | #endif |
5231 | } | |
5232 | ||
5233 | PP(pp_eservent) | |
5234 | { | |
693762b4 | 5235 | #ifdef HAS_ENDSERVENT |
9cad6237 | 5236 | dSP; |
76e3520e | 5237 | PerlSock_endservent(); |
924508f0 | 5238 | EXTEND(SP,1); |
a0d0e21e LW |
5239 | RETPUSHYES; |
5240 | #else | |
cea2e8a9 | 5241 | DIE(aTHX_ PL_no_sock_func, "endservent"); |
a0d0e21e LW |
5242 | #endif |
5243 | } | |
5244 | ||
5245 | PP(pp_gpwnam) | |
5246 | { | |
5247 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5248 | return pp_gpwent(); |
a0d0e21e | 5249 | #else |
cea2e8a9 | 5250 | DIE(aTHX_ PL_no_func, "getpwnam"); |
a0d0e21e LW |
5251 | #endif |
5252 | } | |
5253 | ||
5254 | PP(pp_gpwuid) | |
5255 | { | |
5256 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5257 | return pp_gpwent(); |
a0d0e21e | 5258 | #else |
cea2e8a9 | 5259 | DIE(aTHX_ PL_no_func, "getpwuid"); |
a0d0e21e LW |
5260 | #endif |
5261 | } | |
5262 | ||
5263 | PP(pp_gpwent) | |
5264 | { | |
0994c4d0 | 5265 | #ifdef HAS_PASSWD |
9cad6237 | 5266 | dSP; |
533c011a | 5267 | I32 which = PL_op->op_type; |
a0d0e21e | 5268 | register SV *sv; |
2d8e6c8d | 5269 | STRLEN n_a; |
e3aefe8d | 5270 | struct passwd *pwent = NULL; |
301e8125 | 5271 | /* |
bcf53261 JH |
5272 | * We currently support only the SysV getsp* shadow password interface. |
5273 | * The interface is declared in <shadow.h> and often one needs to link | |
5274 | * with -lsecurity or some such. | |
5275 | * This interface is used at least by Solaris, HP-UX, IRIX, and Linux. | |
5276 | * (and SCO?) | |
5277 | * | |
5278 | * AIX getpwnam() is clever enough to return the encrypted password | |
5279 | * only if the caller (euid?) is root. | |
5280 | * | |
e549f1c5 | 5281 | * There are at least three other shadow password APIs. Many platforms |
bcf53261 JH |
5282 | * seem to contain more than one interface for accessing the shadow |
5283 | * password databases, possibly for compatibility reasons. | |
3813c136 | 5284 | * The getsp*() is by far he simplest one, the other two interfaces |
bcf53261 JH |
5285 | * are much more complicated, but also very similar to each other. |
5286 | * | |
5287 | * <sys/types.h> | |
5288 | * <sys/security.h> | |
5289 | * <prot.h> | |
5290 | * struct pr_passwd *getprpw*(); | |
5291 | * The password is in | |
3813c136 JH |
5292 | * char getprpw*(...).ufld.fd_encrypt[] |
5293 | * Mention HAS_GETPRPWNAM here so that Configure probes for it. | |
bcf53261 JH |
5294 | * |
5295 | * <sys/types.h> | |
5296 | * <sys/security.h> | |
5297 | * <prot.h> | |
5298 | * struct es_passwd *getespw*(); | |
5299 | * The password is in | |
5300 | * char *(getespw*(...).ufld.fd_encrypt) | |
3813c136 | 5301 | * Mention HAS_GETESPWNAM here so that Configure probes for it. |
bcf53261 | 5302 | * |
e1920a95 | 5303 | * <userpw.h> (AIX) |
e549f1c5 JH |
5304 | * struct userpw *getuserpw(); |
5305 | * The password is in | |
5306 | * char *(getuserpw(...)).spw_upw_passwd | |
5307 | * (but the de facto standard getpwnam() should work okay) | |
5308 | * | |
3813c136 | 5309 | * Mention I_PROT here so that Configure probes for it. |
bcf53261 JH |
5310 | * |
5311 | * In HP-UX for getprpw*() the manual page claims that one should include | |
5312 | * <hpsecurity.h> instead of <sys/security.h>, but that is not needed | |
5313 | * if one includes <shadow.h> as that includes <hpsecurity.h>, | |
5314 | * and pp_sys.c already includes <shadow.h> if there is such. | |
3813c136 JH |
5315 | * |
5316 | * Note that <sys/security.h> is already probed for, but currently | |
5317 | * it is only included in special cases. | |
301e8125 | 5318 | * |
bcf53261 JH |
5319 | * In Digital UNIX/Tru64 if using the getespw*() (which seems to be |
5320 | * be preferred interface, even though also the getprpw*() interface | |
5321 | * is available) one needs to link with -lsecurity -ldb -laud -lm. | |
3813c136 JH |
5322 | * One also needs to call set_auth_parameters() in main() before |
5323 | * doing anything else, whether one is using getespw*() or getprpw*(). | |
5324 | * | |
5325 | * Note that accessing the shadow databases can be magnitudes | |
5326 | * slower than accessing the standard databases. | |
bcf53261 JH |
5327 | * |
5328 | * --jhi | |
5329 | */ | |
a0d0e21e | 5330 | |
9e5f0c48 JH |
5331 | # if defined(__CYGWIN__) && defined(USE_REENTRANT_API) |
5332 | /* Cygwin 1.5.3-1 has buggy getpwnam_r() and getpwuid_r(): | |
5333 | * the pw_comment is left uninitialized. */ | |
5334 | PL_reentrant_buffer->_pwent_struct.pw_comment = NULL; | |
5335 | # endif | |
5336 | ||
e3aefe8d JH |
5337 | switch (which) { |
5338 | case OP_GPWNAM: | |
edd309b7 JH |
5339 | { |
5340 | char* name = POPpbytex; | |
5341 | pwent = getpwnam(name); | |
5342 | } | |
5343 | break; | |
e3aefe8d | 5344 | case OP_GPWUID: |
edd309b7 JH |
5345 | { |
5346 | Uid_t uid = POPi; | |
5347 | pwent = getpwuid(uid); | |
5348 | } | |
e3aefe8d JH |
5349 | break; |
5350 | case OP_GPWENT: | |
1883634f | 5351 | # ifdef HAS_GETPWENT |
e3aefe8d | 5352 | pwent = getpwent(); |
faea9016 IRC |
5353 | #ifdef POSIX_BC /* In some cases pw_passwd has invalid addresses */ |
5354 | if (pwent) pwent = getpwnam(pwent->pw_name); | |
5355 | #endif | |
1883634f | 5356 | # else |
a45d1c96 | 5357 | DIE(aTHX_ PL_no_func, "getpwent"); |
1883634f | 5358 | # endif |
e3aefe8d JH |
5359 | break; |
5360 | } | |
8c0bfa08 | 5361 | |
a0d0e21e LW |
5362 | EXTEND(SP, 10); |
5363 | if (GIMME != G_ARRAY) { | |
5364 | PUSHs(sv = sv_newmortal()); | |
5365 | if (pwent) { | |
5366 | if (which == OP_GPWNAM) | |
1883634f | 5367 | # if Uid_t_sign <= 0 |
1e422769 | 5368 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5369 | # else |
23dcd6c8 | 5370 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5371 | # endif |
a0d0e21e LW |
5372 | else |
5373 | sv_setpv(sv, pwent->pw_name); | |
5374 | } | |
5375 | RETURN; | |
5376 | } | |
5377 | ||
5378 | if (pwent) { | |
3280af22 | 5379 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5380 | sv_setpv(sv, pwent->pw_name); |
6ee623d5 | 5381 | |
3280af22 | 5382 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3813c136 JH |
5383 | SvPOK_off(sv); |
5384 | /* If we have getspnam(), we try to dig up the shadow | |
5385 | * password. If we are underprivileged, the shadow | |
5386 | * interface will set the errno to EACCES or similar, | |
5387 | * and return a null pointer. If this happens, we will | |
5388 | * use the dummy password (usually "*" or "x") from the | |
5389 | * standard password database. | |
5390 | * | |
5391 | * In theory we could skip the shadow call completely | |
5392 | * if euid != 0 but in practice we cannot know which | |
5393 | * security measures are guarding the shadow databases | |
5394 | * on a random platform. | |
5395 | * | |
5396 | * Resist the urge to use additional shadow interfaces. | |
5397 | * Divert the urge to writing an extension instead. | |
5398 | * | |
5399 | * --jhi */ | |
e549f1c5 JH |
5400 | /* Some AIX setups falsely(?) detect some getspnam(), which |
5401 | * has a different API than the Solaris/IRIX one. */ | |
5402 | # if defined(HAS_GETSPNAM) && !defined(_AIX) | |
3813c136 JH |
5403 | { |
5404 | struct spwd *spwent; | |
5405 | int saverrno; /* Save and restore errno so that | |
5406 | * underprivileged attempts seem | |
5407 | * to have never made the unsccessful | |
5408 | * attempt to retrieve the shadow password. */ | |
5409 | ||
5410 | saverrno = errno; | |
5411 | spwent = getspnam(pwent->pw_name); | |
5412 | errno = saverrno; | |
5413 | if (spwent && spwent->sp_pwdp) | |
5414 | sv_setpv(sv, spwent->sp_pwdp); | |
5415 | } | |
f1066039 | 5416 | # endif |
e020c87d | 5417 | # ifdef PWPASSWD |
3813c136 JH |
5418 | if (!SvPOK(sv)) /* Use the standard password, then. */ |
5419 | sv_setpv(sv, pwent->pw_passwd); | |
e020c87d | 5420 | # endif |
3813c136 | 5421 | |
1883634f | 5422 | # ifndef INCOMPLETE_TAINTS |
3813c136 JH |
5423 | /* passwd is tainted because user himself can diddle with it. |
5424 | * admittedly not much and in a very limited way, but nevertheless. */ | |
2959b6e3 | 5425 | SvTAINTED_on(sv); |
1883634f | 5426 | # endif |
6ee623d5 | 5427 | |
3280af22 | 5428 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5429 | # if Uid_t_sign <= 0 |
1e422769 | 5430 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5431 | # else |
23dcd6c8 | 5432 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5433 | # endif |
6ee623d5 | 5434 | |
3280af22 | 5435 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5436 | # if Uid_t_sign <= 0 |
1e422769 | 5437 | sv_setiv(sv, (IV)pwent->pw_gid); |
1883634f | 5438 | # else |
23dcd6c8 | 5439 | sv_setuv(sv, (UV)pwent->pw_gid); |
1883634f | 5440 | # endif |
3813c136 JH |
5441 | /* pw_change, pw_quota, and pw_age are mutually exclusive-- |
5442 | * because of the poor interface of the Perl getpw*(), | |
5443 | * not because there's some standard/convention saying so. | |
5444 | * A better interface would have been to return a hash, | |
5445 | * but we are accursed by our history, alas. --jhi. */ | |
3280af22 | 5446 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5447 | # ifdef PWCHANGE |
1e422769 | 5448 | sv_setiv(sv, (IV)pwent->pw_change); |
6ee623d5 | 5449 | # else |
1883634f JH |
5450 | # ifdef PWQUOTA |
5451 | sv_setiv(sv, (IV)pwent->pw_quota); | |
5452 | # else | |
a1757be1 | 5453 | # ifdef PWAGE |
a0d0e21e | 5454 | sv_setpv(sv, pwent->pw_age); |
a1757be1 | 5455 | # endif |
6ee623d5 GS |
5456 | # endif |
5457 | # endif | |
6ee623d5 | 5458 | |
3813c136 JH |
5459 | /* pw_class and pw_comment are mutually exclusive--. |
5460 | * see the above note for pw_change, pw_quota, and pw_age. */ | |
3280af22 | 5461 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5462 | # ifdef PWCLASS |
a0d0e21e | 5463 | sv_setpv(sv, pwent->pw_class); |
1883634f JH |
5464 | # else |
5465 | # ifdef PWCOMMENT | |
a0d0e21e | 5466 | sv_setpv(sv, pwent->pw_comment); |
1883634f | 5467 | # endif |
6ee623d5 | 5468 | # endif |
6ee623d5 | 5469 | |
3280af22 | 5470 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5471 | # ifdef PWGECOS |
a0d0e21e | 5472 | sv_setpv(sv, pwent->pw_gecos); |
1883634f JH |
5473 | # endif |
5474 | # ifndef INCOMPLETE_TAINTS | |
d2719217 | 5475 | /* pw_gecos is tainted because user himself can diddle with it. */ |
fb73857a | 5476 | SvTAINTED_on(sv); |
1883634f | 5477 | # endif |
6ee623d5 | 5478 | |
3280af22 | 5479 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5480 | sv_setpv(sv, pwent->pw_dir); |
6ee623d5 | 5481 | |
3280af22 | 5482 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5483 | sv_setpv(sv, pwent->pw_shell); |
1883634f | 5484 | # ifndef INCOMPLETE_TAINTS |
4602f195 JH |
5485 | /* pw_shell is tainted because user himself can diddle with it. */ |
5486 | SvTAINTED_on(sv); | |
1883634f | 5487 | # endif |
6ee623d5 | 5488 | |
1883634f | 5489 | # ifdef PWEXPIRE |
6b88bc9c | 5490 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5491 | sv_setiv(sv, (IV)pwent->pw_expire); |
1883634f | 5492 | # endif |
a0d0e21e LW |
5493 | } |
5494 | RETURN; | |
5495 | #else | |
cea2e8a9 | 5496 | DIE(aTHX_ PL_no_func, "getpwent"); |
a0d0e21e LW |
5497 | #endif |
5498 | } | |
5499 | ||
5500 | PP(pp_spwent) | |
5501 | { | |
d493b042 | 5502 | #if defined(HAS_PASSWD) && defined(HAS_SETPWENT) |
9cad6237 | 5503 | dSP; |
a0d0e21e LW |
5504 | setpwent(); |
5505 | RETPUSHYES; | |
5506 | #else | |
cea2e8a9 | 5507 | DIE(aTHX_ PL_no_func, "setpwent"); |
a0d0e21e LW |
5508 | #endif |
5509 | } | |
5510 | ||
5511 | PP(pp_epwent) | |
5512 | { | |
28e8609d | 5513 | #if defined(HAS_PASSWD) && defined(HAS_ENDPWENT) |
9cad6237 | 5514 | dSP; |
a0d0e21e LW |
5515 | endpwent(); |
5516 | RETPUSHYES; | |
5517 | #else | |
cea2e8a9 | 5518 | DIE(aTHX_ PL_no_func, "endpwent"); |
a0d0e21e LW |
5519 | #endif |
5520 | } | |
5521 | ||
5522 | PP(pp_ggrnam) | |
5523 | { | |
5524 | #ifdef HAS_GROUP | |
cea2e8a9 | 5525 | return pp_ggrent(); |
a0d0e21e | 5526 | #else |
cea2e8a9 | 5527 | DIE(aTHX_ PL_no_func, "getgrnam"); |
a0d0e21e LW |
5528 | #endif |
5529 | } | |
5530 | ||
5531 | PP(pp_ggrgid) | |
5532 | { | |
5533 | #ifdef HAS_GROUP | |
cea2e8a9 | 5534 | return pp_ggrent(); |
a0d0e21e | 5535 | #else |
cea2e8a9 | 5536 | DIE(aTHX_ PL_no_func, "getgrgid"); |
a0d0e21e LW |
5537 | #endif |
5538 | } | |
5539 | ||
5540 | PP(pp_ggrent) | |
5541 | { | |
0994c4d0 | 5542 | #ifdef HAS_GROUP |
9cad6237 | 5543 | dSP; |
533c011a | 5544 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5545 | register char **elem; |
5546 | register SV *sv; | |
5547 | struct group *grent; | |
2d8e6c8d | 5548 | STRLEN n_a; |
a0d0e21e | 5549 | |
edd309b7 JH |
5550 | if (which == OP_GGRNAM) { |
5551 | char* name = POPpbytex; | |
5552 | grent = (struct group *)getgrnam(name); | |
5553 | } | |
5554 | else if (which == OP_GGRGID) { | |
5555 | Gid_t gid = POPi; | |
5556 | grent = (struct group *)getgrgid(gid); | |
5557 | } | |
a0d0e21e | 5558 | else |
0994c4d0 | 5559 | #ifdef HAS_GETGRENT |
a0d0e21e | 5560 | grent = (struct group *)getgrent(); |
0994c4d0 JH |
5561 | #else |
5562 | DIE(aTHX_ PL_no_func, "getgrent"); | |
5563 | #endif | |
a0d0e21e LW |
5564 | |
5565 | EXTEND(SP, 4); | |
5566 | if (GIMME != G_ARRAY) { | |
5567 | PUSHs(sv = sv_newmortal()); | |
5568 | if (grent) { | |
5569 | if (which == OP_GGRNAM) | |
1e422769 | 5570 | sv_setiv(sv, (IV)grent->gr_gid); |
a0d0e21e LW |
5571 | else |
5572 | sv_setpv(sv, grent->gr_name); | |
5573 | } | |
5574 | RETURN; | |
5575 | } | |
5576 | ||
5577 | if (grent) { | |
3280af22 | 5578 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5579 | sv_setpv(sv, grent->gr_name); |
28e8609d | 5580 | |
3280af22 | 5581 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
28e8609d | 5582 | #ifdef GRPASSWD |
a0d0e21e | 5583 | sv_setpv(sv, grent->gr_passwd); |
28e8609d JH |
5584 | #endif |
5585 | ||
3280af22 | 5586 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5587 | sv_setiv(sv, (IV)grent->gr_gid); |
28e8609d | 5588 | |
5b56e7c5 | 5589 | #if !(defined(_CRAYMPP) && defined(USE_REENTRANT_API)) |
3280af22 | 5590 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3d7e8424 JH |
5591 | /* In UNICOS/mk (_CRAYMPP) the multithreading |
5592 | * versions (getgrnam_r, getgrgid_r) | |
5593 | * seem to return an illegal pointer | |
5594 | * as the group members list, gr_mem. | |
5595 | * getgrent() doesn't even have a _r version | |
5596 | * but the gr_mem is poisonous anyway. | |
5597 | * So yes, you cannot get the list of group | |
5598 | * members if building multithreaded in UNICOS/mk. */ | |
c90c0ff4 | 5599 | for (elem = grent->gr_mem; elem && *elem; elem++) { |
a0d0e21e LW |
5600 | sv_catpv(sv, *elem); |
5601 | if (elem[1]) | |
5602 | sv_catpvn(sv, " ", 1); | |
5603 | } | |
3d7e8424 | 5604 | #endif |
a0d0e21e LW |
5605 | } |
5606 | ||
5607 | RETURN; | |
5608 | #else | |
cea2e8a9 | 5609 | DIE(aTHX_ PL_no_func, "getgrent"); |
a0d0e21e LW |
5610 | #endif |
5611 | } | |
5612 | ||
5613 | PP(pp_sgrent) | |
5614 | { | |
28e8609d | 5615 | #if defined(HAS_GROUP) && defined(HAS_SETGRENT) |
9cad6237 | 5616 | dSP; |
a0d0e21e LW |
5617 | setgrent(); |
5618 | RETPUSHYES; | |
5619 | #else | |
cea2e8a9 | 5620 | DIE(aTHX_ PL_no_func, "setgrent"); |
a0d0e21e LW |
5621 | #endif |
5622 | } | |
5623 | ||
5624 | PP(pp_egrent) | |
5625 | { | |
28e8609d | 5626 | #if defined(HAS_GROUP) && defined(HAS_ENDGRENT) |
9cad6237 | 5627 | dSP; |
a0d0e21e LW |
5628 | endgrent(); |
5629 | RETPUSHYES; | |
5630 | #else | |
cea2e8a9 | 5631 | DIE(aTHX_ PL_no_func, "endgrent"); |
a0d0e21e LW |
5632 | #endif |
5633 | } | |
5634 | ||
5635 | PP(pp_getlogin) | |
5636 | { | |
a0d0e21e | 5637 | #ifdef HAS_GETLOGIN |
9cad6237 | 5638 | dSP; dTARGET; |
a0d0e21e LW |
5639 | char *tmps; |
5640 | EXTEND(SP, 1); | |
76e3520e | 5641 | if (!(tmps = PerlProc_getlogin())) |
a0d0e21e LW |
5642 | RETPUSHUNDEF; |
5643 | PUSHp(tmps, strlen(tmps)); | |
5644 | RETURN; | |
5645 | #else | |
cea2e8a9 | 5646 | DIE(aTHX_ PL_no_func, "getlogin"); |
a0d0e21e LW |
5647 | #endif |
5648 | } | |
5649 | ||
5650 | /* Miscellaneous. */ | |
5651 | ||
5652 | PP(pp_syscall) | |
5653 | { | |
d2719217 | 5654 | #ifdef HAS_SYSCALL |
39644a26 | 5655 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
5656 | register I32 items = SP - MARK; |
5657 | unsigned long a[20]; | |
5658 | register I32 i = 0; | |
5659 | I32 retval = -1; | |
2d8e6c8d | 5660 | STRLEN n_a; |
a0d0e21e | 5661 | |
3280af22 | 5662 | if (PL_tainting) { |
a0d0e21e | 5663 | while (++MARK <= SP) { |
bbce6d69 | 5664 | if (SvTAINTED(*MARK)) { |
5665 | TAINT; | |
5666 | break; | |
5667 | } | |
a0d0e21e LW |
5668 | } |
5669 | MARK = ORIGMARK; | |
5670 | TAINT_PROPER("syscall"); | |
5671 | } | |
5672 | ||
5673 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
5674 | * or where sizeof(long) != sizeof(char*). But such machines will | |
5675 | * not likely have syscall implemented either, so who cares? | |
5676 | */ | |
5677 | while (++MARK <= SP) { | |
5678 | if (SvNIOK(*MARK) || !i) | |
5679 | a[i++] = SvIV(*MARK); | |
3280af22 | 5680 | else if (*MARK == &PL_sv_undef) |
748a9306 | 5681 | a[i++] = 0; |
301e8125 | 5682 | else |
2d8e6c8d | 5683 | a[i++] = (unsigned long)SvPV_force(*MARK, n_a); |
a0d0e21e LW |
5684 | if (i > 15) |
5685 | break; | |
5686 | } | |
5687 | switch (items) { | |
5688 | default: | |
cea2e8a9 | 5689 | DIE(aTHX_ "Too many args to syscall"); |
a0d0e21e | 5690 | case 0: |
cea2e8a9 | 5691 | DIE(aTHX_ "Too few args to syscall"); |
a0d0e21e LW |
5692 | case 1: |
5693 | retval = syscall(a[0]); | |
5694 | break; | |
5695 | case 2: | |
5696 | retval = syscall(a[0],a[1]); | |
5697 | break; | |
5698 | case 3: | |
5699 | retval = syscall(a[0],a[1],a[2]); | |
5700 | break; | |
5701 | case 4: | |
5702 | retval = syscall(a[0],a[1],a[2],a[3]); | |
5703 | break; | |
5704 | case 5: | |
5705 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
5706 | break; | |
5707 | case 6: | |
5708 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
5709 | break; | |
5710 | case 7: | |
5711 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
5712 | break; | |
5713 | case 8: | |
5714 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
5715 | break; | |
5716 | #ifdef atarist | |
5717 | case 9: | |
5718 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
5719 | break; | |
5720 | case 10: | |
5721 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
5722 | break; | |
5723 | case 11: | |
5724 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5725 | a[10]); | |
5726 | break; | |
5727 | case 12: | |
5728 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5729 | a[10],a[11]); | |
5730 | break; | |
5731 | case 13: | |
5732 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5733 | a[10],a[11],a[12]); | |
5734 | break; | |
5735 | case 14: | |
5736 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5737 | a[10],a[11],a[12],a[13]); | |
5738 | break; | |
5739 | #endif /* atarist */ | |
5740 | } | |
5741 | SP = ORIGMARK; | |
5742 | PUSHi(retval); | |
5743 | RETURN; | |
5744 | #else | |
cea2e8a9 | 5745 | DIE(aTHX_ PL_no_func, "syscall"); |
a0d0e21e LW |
5746 | #endif |
5747 | } | |
5748 | ||
ff68c719 | 5749 | #ifdef FCNTL_EMULATE_FLOCK |
301e8125 | 5750 | |
ff68c719 | 5751 | /* XXX Emulate flock() with fcntl(). |
5752 | What's really needed is a good file locking module. | |
5753 | */ | |
5754 | ||
cea2e8a9 GS |
5755 | static int |
5756 | fcntl_emulate_flock(int fd, int operation) | |
ff68c719 | 5757 | { |
5758 | struct flock flock; | |
301e8125 | 5759 | |
ff68c719 | 5760 | switch (operation & ~LOCK_NB) { |
5761 | case LOCK_SH: | |
5762 | flock.l_type = F_RDLCK; | |
5763 | break; | |
5764 | case LOCK_EX: | |
5765 | flock.l_type = F_WRLCK; | |
5766 | break; | |
5767 | case LOCK_UN: | |
5768 | flock.l_type = F_UNLCK; | |
5769 | break; | |
5770 | default: | |
5771 | errno = EINVAL; | |
5772 | return -1; | |
5773 | } | |
5774 | flock.l_whence = SEEK_SET; | |
d9b3e12d | 5775 | flock.l_start = flock.l_len = (Off_t)0; |
301e8125 | 5776 | |
ff68c719 | 5777 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); |
5778 | } | |
5779 | ||
5780 | #endif /* FCNTL_EMULATE_FLOCK */ | |
5781 | ||
5782 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
5783 | |
5784 | /* XXX Emulate flock() with lockf(). This is just to increase | |
5785 | portability of scripts. The calls are not completely | |
5786 | interchangeable. What's really needed is a good file | |
5787 | locking module. | |
5788 | */ | |
5789 | ||
76c32331 | 5790 | /* The lockf() constants might have been defined in <unistd.h>. |
5791 | Unfortunately, <unistd.h> causes troubles on some mixed | |
5792 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
5793 | |
5794 | Further, the lockf() constants aren't POSIX, so they might not be | |
5795 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
5796 | just stick in the SVID values and be done with it. Sigh. | |
5797 | */ | |
5798 | ||
5799 | # ifndef F_ULOCK | |
5800 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
5801 | # endif | |
5802 | # ifndef F_LOCK | |
5803 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
5804 | # endif | |
5805 | # ifndef F_TLOCK | |
5806 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
5807 | # endif | |
5808 | # ifndef F_TEST | |
5809 | # define F_TEST 3 /* Test a region for other processes locks */ | |
5810 | # endif | |
5811 | ||
cea2e8a9 GS |
5812 | static int |
5813 | lockf_emulate_flock(int fd, int operation) | |
16d20bd9 AD |
5814 | { |
5815 | int i; | |
84902520 TB |
5816 | int save_errno; |
5817 | Off_t pos; | |
5818 | ||
5819 | /* flock locks entire file so for lockf we need to do the same */ | |
5820 | save_errno = errno; | |
6ad3d225 | 5821 | pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */ |
84902520 | 5822 | if (pos > 0) /* is seekable and needs to be repositioned */ |
6ad3d225 | 5823 | if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0) |
08b714dd | 5824 | pos = -1; /* seek failed, so don't seek back afterwards */ |
84902520 TB |
5825 | errno = save_errno; |
5826 | ||
16d20bd9 AD |
5827 | switch (operation) { |
5828 | ||
5829 | /* LOCK_SH - get a shared lock */ | |
5830 | case LOCK_SH: | |
5831 | /* LOCK_EX - get an exclusive lock */ | |
5832 | case LOCK_EX: | |
5833 | i = lockf (fd, F_LOCK, 0); | |
5834 | break; | |
5835 | ||
5836 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
5837 | case LOCK_SH|LOCK_NB: | |
5838 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
5839 | case LOCK_EX|LOCK_NB: | |
5840 | i = lockf (fd, F_TLOCK, 0); | |
5841 | if (i == -1) | |
5842 | if ((errno == EAGAIN) || (errno == EACCES)) | |
5843 | errno = EWOULDBLOCK; | |
5844 | break; | |
5845 | ||
ff68c719 | 5846 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 5847 | case LOCK_UN: |
ff68c719 | 5848 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
5849 | i = lockf (fd, F_ULOCK, 0); |
5850 | break; | |
5851 | ||
5852 | /* Default - can't decipher operation */ | |
5853 | default: | |
5854 | i = -1; | |
5855 | errno = EINVAL; | |
5856 | break; | |
5857 | } | |
84902520 TB |
5858 | |
5859 | if (pos > 0) /* need to restore position of the handle */ | |
6ad3d225 | 5860 | PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */ |
84902520 | 5861 | |
16d20bd9 AD |
5862 | return (i); |
5863 | } | |
ff68c719 | 5864 | |
5865 | #endif /* LOCKF_EMULATE_FLOCK */ | |
241d1a3b NC |
5866 | |
5867 | /* | |
5868 | * Local variables: | |
5869 | * c-indentation-style: bsd | |
5870 | * c-basic-offset: 4 | |
5871 | * indent-tabs-mode: t | |
5872 | * End: | |
5873 | * | |
edf815fd | 5874 | * vim: shiftwidth=4: |
241d1a3b | 5875 | */ |