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 | ||
76c32331 | 48 | #ifdef I_SYS_WAIT |
49 | # include <sys/wait.h> | |
50 | #endif | |
51 | ||
52 | #ifdef I_SYS_RESOURCE | |
53 | # include <sys/resource.h> | |
16d20bd9 | 54 | #endif |
a0d0e21e | 55 | |
2986a63f JH |
56 | #ifdef NETWARE |
57 | NETDB_DEFINE_CONTEXT | |
58 | #endif | |
59 | ||
a0d0e21e | 60 | #ifdef HAS_SELECT |
1e743fda JH |
61 | # ifdef I_SYS_SELECT |
62 | # include <sys/select.h> | |
63 | # endif | |
a0d0e21e | 64 | #endif |
a0d0e21e | 65 | |
dc45a647 MB |
66 | /* XXX Configure test needed. |
67 | h_errno might not be a simple 'int', especially for multi-threaded | |
5ff3f7a4 GS |
68 | applications, see "extern int errno in perl.h". Creating such |
69 | a test requires taking into account the differences between | |
70 | compiling multithreaded and singlethreaded ($ccflags et al). | |
71 | HOST_NOT_FOUND is typically defined in <netdb.h>. | |
dc45a647 | 72 | */ |
cb50131a | 73 | #if defined(HOST_NOT_FOUND) && !defined(h_errno) && !defined(__CYGWIN__) |
a0d0e21e LW |
74 | extern int h_errno; |
75 | #endif | |
76 | ||
77 | #ifdef HAS_PASSWD | |
78 | # ifdef I_PWD | |
79 | # include <pwd.h> | |
80 | # else | |
fd8cd3a3 | 81 | # if !defined(VMS) |
20ce7b12 GS |
82 | struct passwd *getpwnam (char *); |
83 | struct passwd *getpwuid (Uid_t); | |
fd8cd3a3 | 84 | # endif |
a0d0e21e | 85 | # endif |
28e8609d | 86 | # ifdef HAS_GETPWENT |
10bc17b6 | 87 | #ifndef getpwent |
20ce7b12 | 88 | struct passwd *getpwent (void); |
c2a8f790 | 89 | #elif defined (VMS) && defined (my_getpwent) |
9fa802f3 | 90 | struct passwd *Perl_my_getpwent (pTHX); |
10bc17b6 | 91 | #endif |
28e8609d | 92 | # endif |
a0d0e21e LW |
93 | #endif |
94 | ||
95 | #ifdef HAS_GROUP | |
96 | # ifdef I_GRP | |
97 | # include <grp.h> | |
98 | # else | |
20ce7b12 GS |
99 | struct group *getgrnam (char *); |
100 | struct group *getgrgid (Gid_t); | |
a0d0e21e | 101 | # endif |
28e8609d | 102 | # ifdef HAS_GETGRENT |
10bc17b6 | 103 | #ifndef getgrent |
20ce7b12 | 104 | struct group *getgrent (void); |
10bc17b6 | 105 | #endif |
28e8609d | 106 | # endif |
a0d0e21e LW |
107 | #endif |
108 | ||
109 | #ifdef I_UTIME | |
3730b96e | 110 | # if defined(_MSC_VER) || defined(__MINGW32__) |
3fe9a6f1 | 111 | # include <sys/utime.h> |
112 | # else | |
113 | # include <utime.h> | |
114 | # endif | |
a0d0e21e | 115 | #endif |
a0d0e21e | 116 | |
cbdc8872 | 117 | #ifdef HAS_CHSIZE |
cd52b7b2 | 118 | # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ |
119 | # undef my_chsize | |
120 | # endif | |
72cc7e2a | 121 | # define my_chsize PerlLIO_chsize |
27da23d5 JH |
122 | #else |
123 | # ifdef HAS_TRUNCATE | |
124 | # define my_chsize PerlLIO_chsize | |
125 | # else | |
126 | I32 my_chsize(int fd, Off_t length); | |
127 | # endif | |
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 | 175 | #define ZBTLEN 10 |
27da23d5 | 176 | static const char zero_but_true[ZBTLEN + 1] = "0 but true"; |
85ab1d1d | 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 | ||
a4323dee MB |
204 | /* AIX 5.2 and below use mktime for localtime, and defines the edge case |
205 | * for time 0x7fffffff to be valid only in UTC. AIX 5.3 provides localtime64 | |
206 | * available in the 32bit environment, which could warrant Configure | |
207 | * checks in the future. | |
208 | */ | |
209 | #ifdef _AIX | |
210 | #define LOCALTIME_EDGECASE_BROKEN | |
211 | #endif | |
212 | ||
5ff3f7a4 GS |
213 | /* F_OK unused: if stat() cannot find it... */ |
214 | ||
215 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK) | |
c955f117 | 216 | /* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */ |
5ff3f7a4 GS |
217 | # define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK)) |
218 | # define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK)) | |
219 | # define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK)) | |
220 | #endif | |
221 | ||
222 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS) | |
3813c136 | 223 | # ifdef I_SYS_SECURITY |
5ff3f7a4 GS |
224 | # include <sys/security.h> |
225 | # endif | |
c955f117 JH |
226 | # ifdef ACC_SELF |
227 | /* HP SecureWare */ | |
228 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF)) | |
229 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF)) | |
230 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF)) | |
231 | # else | |
232 | /* SCO */ | |
233 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK)) | |
234 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK)) | |
235 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK)) | |
236 | # endif | |
5ff3f7a4 GS |
237 | #endif |
238 | ||
239 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF) | |
c955f117 | 240 | /* AIX */ |
5ff3f7a4 GS |
241 | # define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF)) |
242 | # define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF)) | |
243 | # define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF)) | |
244 | #endif | |
245 | ||
327c3667 GS |
246 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \ |
247 | && (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \ | |
248 | || defined(HAS_SETREGID) || defined(HAS_SETRESGID)) | |
5ff3f7a4 | 249 | /* The Hard Way. */ |
327c3667 | 250 | STATIC int |
7f4774ae | 251 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 252 | { |
5ff3f7a4 GS |
253 | Uid_t ruid = getuid(); |
254 | Uid_t euid = geteuid(); | |
255 | Gid_t rgid = getgid(); | |
256 | Gid_t egid = getegid(); | |
257 | int res; | |
258 | ||
146174a9 | 259 | LOCK_CRED_MUTEX; |
5ff3f7a4 | 260 | #if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID) |
cea2e8a9 | 261 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
262 | #else |
263 | #ifdef HAS_SETREUID | |
264 | if (setreuid(euid, ruid)) | |
265 | #else | |
266 | #ifdef HAS_SETRESUID | |
267 | if (setresuid(euid, ruid, (Uid_t)-1)) | |
268 | #endif | |
269 | #endif | |
cea2e8a9 | 270 | Perl_croak(aTHX_ "entering effective uid failed"); |
5ff3f7a4 GS |
271 | #endif |
272 | ||
273 | #if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID) | |
cea2e8a9 | 274 | Perl_croak(aTHX_ "switching effective gid is not implemented"); |
5ff3f7a4 GS |
275 | #else |
276 | #ifdef HAS_SETREGID | |
277 | if (setregid(egid, rgid)) | |
278 | #else | |
279 | #ifdef HAS_SETRESGID | |
280 | if (setresgid(egid, rgid, (Gid_t)-1)) | |
281 | #endif | |
282 | #endif | |
cea2e8a9 | 283 | Perl_croak(aTHX_ "entering effective gid failed"); |
5ff3f7a4 GS |
284 | #endif |
285 | ||
286 | res = access(path, mode); | |
287 | ||
288 | #ifdef HAS_SETREUID | |
289 | if (setreuid(ruid, euid)) | |
290 | #else | |
291 | #ifdef HAS_SETRESUID | |
292 | if (setresuid(ruid, euid, (Uid_t)-1)) | |
293 | #endif | |
294 | #endif | |
cea2e8a9 | 295 | Perl_croak(aTHX_ "leaving effective uid failed"); |
5ff3f7a4 GS |
296 | |
297 | #ifdef HAS_SETREGID | |
298 | if (setregid(rgid, egid)) | |
299 | #else | |
300 | #ifdef HAS_SETRESGID | |
301 | if (setresgid(rgid, egid, (Gid_t)-1)) | |
302 | #endif | |
303 | #endif | |
cea2e8a9 | 304 | Perl_croak(aTHX_ "leaving effective gid failed"); |
146174a9 | 305 | UNLOCK_CRED_MUTEX; |
5ff3f7a4 GS |
306 | |
307 | return res; | |
308 | } | |
309 | # define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK)) | |
310 | # define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK)) | |
311 | # define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK)) | |
312 | #endif | |
313 | ||
314 | #if !defined(PERL_EFF_ACCESS_R_OK) | |
76ffd3b9 IZ |
315 | /* With it or without it: anyway you get a warning: either that |
316 | it is unused, or it is declared static and never defined. | |
317 | */ | |
327c3667 | 318 | STATIC int |
7f4774ae | 319 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 320 | { |
5d7488b2 AL |
321 | (void)path; |
322 | (void)mode; | |
cea2e8a9 | 323 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
324 | /*NOTREACHED*/ |
325 | return -1; | |
326 | } | |
327 | #endif | |
328 | ||
a0d0e21e LW |
329 | PP(pp_backtick) |
330 | { | |
39644a26 | 331 | dSP; dTARGET; |
760ac839 | 332 | PerlIO *fp; |
1b6737cc | 333 | const char * const tmps = POPpconstx; |
f54cb97a | 334 | const I32 gimme = GIMME_V; |
e1ec3a88 | 335 | const char *mode = "r"; |
54310121 | 336 | |
a0d0e21e | 337 | TAINT_PROPER("``"); |
16fe6d59 GS |
338 | if (PL_op->op_private & OPpOPEN_IN_RAW) |
339 | mode = "rb"; | |
340 | else if (PL_op->op_private & OPpOPEN_IN_CRLF) | |
341 | mode = "rt"; | |
2fbb330f | 342 | fp = PerlProc_popen(tmps, mode); |
a0d0e21e | 343 | if (fp) { |
e1ec3a88 | 344 | const char *type = NULL; |
ac27b0f5 | 345 | if (PL_curcop->cop_io) { |
e62f0680 | 346 | type = SvPV_nolen_const(PL_curcop->cop_io); |
ac27b0f5 | 347 | } |
ac27b0f5 NIS |
348 | if (type && *type) |
349 | PerlIO_apply_layers(aTHX_ fp,mode,type); | |
350 | ||
54310121 | 351 | if (gimme == G_VOID) { |
96827780 MB |
352 | char tmpbuf[256]; |
353 | while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) | |
54310121 | 354 | ; |
355 | } | |
356 | else if (gimme == G_SCALAR) { | |
75af1a9c DM |
357 | ENTER; |
358 | SAVESPTR(PL_rs); | |
fa326138 | 359 | PL_rs = &PL_sv_undef; |
c69006e4 | 360 | sv_setpvn(TARG, "", 0); /* note that this preserves previous buffer */ |
a0d0e21e | 361 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) |
a0d0e21e | 362 | ; |
75af1a9c | 363 | LEAVE; |
a0d0e21e | 364 | XPUSHs(TARG); |
aa689395 | 365 | SvTAINTED_on(TARG); |
a0d0e21e LW |
366 | } |
367 | else { | |
a0d0e21e | 368 | for (;;) { |
1b6737cc | 369 | SV * const sv = NEWSV(56, 79); |
a0d0e21e LW |
370 | if (sv_gets(sv, fp, 0) == Nullch) { |
371 | SvREFCNT_dec(sv); | |
372 | break; | |
373 | } | |
374 | XPUSHs(sv_2mortal(sv)); | |
375 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
1da4ca5f | 376 | SvPV_shrink_to_cur(sv); |
a0d0e21e | 377 | } |
aa689395 | 378 | SvTAINTED_on(sv); |
a0d0e21e LW |
379 | } |
380 | } | |
2fbb330f | 381 | STATUS_NATIVE_CHILD_SET(PerlProc_pclose(fp)); |
aa689395 | 382 | TAINT; /* "I believe that this is not gratuitous!" */ |
a0d0e21e LW |
383 | } |
384 | else { | |
37038d91 | 385 | STATUS_NATIVE_CHILD_SET(-1); |
54310121 | 386 | if (gimme == G_SCALAR) |
a0d0e21e LW |
387 | RETPUSHUNDEF; |
388 | } | |
389 | ||
390 | RETURN; | |
391 | } | |
392 | ||
393 | PP(pp_glob) | |
394 | { | |
27da23d5 | 395 | dVAR; |
a0d0e21e | 396 | OP *result; |
f5284f61 IZ |
397 | tryAMAGICunTARGET(iter, -1); |
398 | ||
71686f12 GS |
399 | /* Note that we only ever get here if File::Glob fails to load |
400 | * without at the same time croaking, for some reason, or if | |
401 | * perl was built with PERL_EXTERNAL_GLOB */ | |
402 | ||
a0d0e21e | 403 | ENTER; |
a0d0e21e | 404 | |
c90c0ff4 | 405 | #ifndef VMS |
3280af22 | 406 | if (PL_tainting) { |
7bac28a0 | 407 | /* |
408 | * The external globbing program may use things we can't control, | |
409 | * so for security reasons we must assume the worst. | |
410 | */ | |
411 | TAINT; | |
22c35a8c | 412 | taint_proper(PL_no_security, "glob"); |
7bac28a0 | 413 | } |
c90c0ff4 | 414 | #endif /* !VMS */ |
7bac28a0 | 415 | |
3280af22 NIS |
416 | SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */ |
417 | PL_last_in_gv = (GV*)*PL_stack_sp--; | |
a0d0e21e | 418 | |
3280af22 | 419 | SAVESPTR(PL_rs); /* This is not permanent, either. */ |
79cb57f6 | 420 | PL_rs = sv_2mortal(newSVpvn("\000", 1)); |
c07a80fd | 421 | #ifndef DOSISH |
422 | #ifndef CSH | |
6b88bc9c | 423 | *SvPVX(PL_rs) = '\n'; |
a0d0e21e | 424 | #endif /* !CSH */ |
55497cff | 425 | #endif /* !DOSISH */ |
c07a80fd | 426 | |
a0d0e21e LW |
427 | result = do_readline(); |
428 | LEAVE; | |
429 | return result; | |
430 | } | |
431 | ||
a0d0e21e LW |
432 | PP(pp_rcatline) |
433 | { | |
146174a9 | 434 | PL_last_in_gv = cGVOP_gv; |
a0d0e21e LW |
435 | return do_readline(); |
436 | } | |
437 | ||
438 | PP(pp_warn) | |
439 | { | |
39644a26 | 440 | dSP; dMARK; |
06bf62c7 | 441 | SV *tmpsv; |
e1ec3a88 | 442 | const char *tmps; |
06bf62c7 | 443 | STRLEN len; |
a0d0e21e LW |
444 | if (SP - MARK != 1) { |
445 | dTARGET; | |
3280af22 | 446 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 447 | tmpsv = TARG; |
a0d0e21e LW |
448 | SP = MARK + 1; |
449 | } | |
450 | else { | |
06bf62c7 | 451 | tmpsv = TOPs; |
a0d0e21e | 452 | } |
e62f0680 | 453 | tmps = SvPV_const(tmpsv, len); |
7b102d90 | 454 | if ((!tmps || !len) && PL_errgv) { |
1b6737cc | 455 | SV * const error = ERRSV; |
862a34c6 | 456 | SvUPGRADE(error, SVt_PV); |
4e6ea2c3 GS |
457 | if (SvPOK(error) && SvCUR(error)) |
458 | sv_catpv(error, "\t...caught"); | |
06bf62c7 | 459 | tmpsv = error; |
e62f0680 | 460 | tmps = SvPV_const(tmpsv, len); |
a0d0e21e | 461 | } |
06bf62c7 GS |
462 | if (!tmps || !len) |
463 | tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26)); | |
464 | ||
cb50131a | 465 | Perl_warn(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
466 | RETSETYES; |
467 | } | |
468 | ||
469 | PP(pp_die) | |
470 | { | |
39644a26 | 471 | dSP; dMARK; |
e1ec3a88 | 472 | const char *tmps; |
06bf62c7 GS |
473 | SV *tmpsv; |
474 | STRLEN len; | |
475 | bool multiarg = 0; | |
96e176bf CL |
476 | #ifdef VMS |
477 | VMSISH_HUSHED = VMSISH_HUSHED || (PL_op->op_private & OPpHUSH_VMSISH); | |
478 | #endif | |
a0d0e21e LW |
479 | if (SP - MARK != 1) { |
480 | dTARGET; | |
3280af22 | 481 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 482 | tmpsv = TARG; |
5c144d81 | 483 | tmps = SvPV_const(tmpsv, len); |
06bf62c7 | 484 | multiarg = 1; |
a0d0e21e LW |
485 | SP = MARK + 1; |
486 | } | |
487 | else { | |
4e6ea2c3 | 488 | tmpsv = TOPs; |
5c144d81 | 489 | tmps = SvROK(tmpsv) ? Nullch : SvPV_const(tmpsv, len); |
a0d0e21e | 490 | } |
06bf62c7 | 491 | if (!tmps || !len) { |
4e6ea2c3 | 492 | SV *error = ERRSV; |
862a34c6 | 493 | SvUPGRADE(error, SVt_PV); |
06bf62c7 GS |
494 | if (multiarg ? SvROK(error) : SvROK(tmpsv)) { |
495 | if (!multiarg) | |
4e6ea2c3 | 496 | SvSetSV(error,tmpsv); |
06bf62c7 | 497 | else if (sv_isobject(error)) { |
05423cc9 GS |
498 | HV *stash = SvSTASH(SvRV(error)); |
499 | GV *gv = gv_fetchmethod(stash, "PROPAGATE"); | |
500 | if (gv) { | |
146174a9 | 501 | SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0)); |
b448e4fe | 502 | SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop))); |
05423cc9 GS |
503 | EXTEND(SP, 3); |
504 | PUSHMARK(SP); | |
505 | PUSHs(error); | |
506 | PUSHs(file); | |
507 | PUSHs(line); | |
508 | PUTBACK; | |
864dbfa3 GS |
509 | call_sv((SV*)GvCV(gv), |
510 | G_SCALAR|G_EVAL|G_KEEPERR); | |
3280af22 | 511 | sv_setsv(error,*PL_stack_sp--); |
05423cc9 GS |
512 | } |
513 | } | |
c3bdd826 | 514 | DIE(aTHX_ Nullch); |
4e6ea2c3 GS |
515 | } |
516 | else { | |
517 | if (SvPOK(error) && SvCUR(error)) | |
518 | sv_catpv(error, "\t...propagated"); | |
06bf62c7 | 519 | tmpsv = error; |
dc8d642c DM |
520 | if (SvOK(tmpsv)) |
521 | tmps = SvPV_const(tmpsv, len); | |
522 | else | |
523 | tmps = Nullch; | |
4e6ea2c3 | 524 | } |
a0d0e21e | 525 | } |
06bf62c7 GS |
526 | if (!tmps || !len) |
527 | tmpsv = sv_2mortal(newSVpvn("Died", 4)); | |
528 | ||
cb50131a | 529 | DIE(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
530 | } |
531 | ||
532 | /* I/O. */ | |
533 | ||
534 | PP(pp_open) | |
535 | { | |
27da23d5 | 536 | dVAR; dSP; |
a567e93b NIS |
537 | dMARK; dORIGMARK; |
538 | dTARGET; | |
a0d0e21e LW |
539 | GV *gv; |
540 | SV *sv; | |
5b468f54 | 541 | IO *io; |
5c144d81 | 542 | const char *tmps; |
a0d0e21e | 543 | STRLEN len; |
4592e6ca | 544 | MAGIC *mg; |
a567e93b | 545 | bool ok; |
a0d0e21e | 546 | |
a567e93b | 547 | gv = (GV *)*++MARK; |
5f05dabc | 548 | if (!isGV(gv)) |
cea2e8a9 | 549 | DIE(aTHX_ PL_no_usym, "filehandle"); |
5b468f54 | 550 | if ((io = GvIOp(gv))) |
36477c24 | 551 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; |
853846ea | 552 | |
5b468f54 | 553 | if (io && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { |
a567e93b NIS |
554 | /* Method's args are same as ours ... */ |
555 | /* ... except handle is replaced by the object */ | |
5b468f54 | 556 | *MARK-- = SvTIED_obj((SV*)io, mg); |
a567e93b | 557 | PUSHMARK(MARK); |
4592e6ca NIS |
558 | PUTBACK; |
559 | ENTER; | |
864dbfa3 | 560 | call_method("OPEN", G_SCALAR); |
4592e6ca NIS |
561 | LEAVE; |
562 | SPAGAIN; | |
563 | RETURN; | |
564 | } | |
565 | ||
a567e93b NIS |
566 | if (MARK < SP) { |
567 | sv = *++MARK; | |
568 | } | |
569 | else { | |
35a08ec7 | 570 | sv = GvSVn(gv); |
a567e93b NIS |
571 | } |
572 | ||
5c144d81 | 573 | tmps = SvPV_const(sv, len); |
2fbb330f | 574 | ok = do_openn(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); |
a567e93b NIS |
575 | SP = ORIGMARK; |
576 | if (ok) | |
3280af22 NIS |
577 | PUSHi( (I32)PL_forkprocess ); |
578 | else if (PL_forkprocess == 0) /* we are a new child */ | |
a0d0e21e LW |
579 | PUSHi(0); |
580 | else | |
581 | RETPUSHUNDEF; | |
582 | RETURN; | |
583 | } | |
584 | ||
585 | PP(pp_close) | |
586 | { | |
27da23d5 | 587 | dVAR; dSP; |
a0d0e21e | 588 | GV *gv; |
5b468f54 | 589 | IO *io; |
1d603a67 | 590 | MAGIC *mg; |
a0d0e21e LW |
591 | |
592 | if (MAXARG == 0) | |
3280af22 | 593 | gv = PL_defoutgv; |
a0d0e21e LW |
594 | else |
595 | gv = (GV*)POPs; | |
1d603a67 | 596 | |
5b468f54 AMS |
597 | if (gv && (io = GvIO(gv)) |
598 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
599 | { | |
1d603a67 | 600 | PUSHMARK(SP); |
5b468f54 | 601 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
1d603a67 GB |
602 | PUTBACK; |
603 | ENTER; | |
864dbfa3 | 604 | call_method("CLOSE", G_SCALAR); |
1d603a67 GB |
605 | LEAVE; |
606 | SPAGAIN; | |
607 | RETURN; | |
608 | } | |
a0d0e21e | 609 | EXTEND(SP, 1); |
54310121 | 610 | PUSHs(boolSV(do_close(gv, TRUE))); |
a0d0e21e LW |
611 | RETURN; |
612 | } | |
613 | ||
614 | PP(pp_pipe_op) | |
615 | { | |
a0d0e21e | 616 | #ifdef HAS_PIPE |
9cad6237 | 617 | dSP; |
a0d0e21e LW |
618 | GV *rgv; |
619 | GV *wgv; | |
620 | register IO *rstio; | |
621 | register IO *wstio; | |
622 | int fd[2]; | |
623 | ||
624 | wgv = (GV*)POPs; | |
625 | rgv = (GV*)POPs; | |
626 | ||
627 | if (!rgv || !wgv) | |
628 | goto badexit; | |
629 | ||
4633a7c4 | 630 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
cea2e8a9 | 631 | DIE(aTHX_ PL_no_usym, "filehandle"); |
a0d0e21e LW |
632 | rstio = GvIOn(rgv); |
633 | wstio = GvIOn(wgv); | |
634 | ||
635 | if (IoIFP(rstio)) | |
636 | do_close(rgv, FALSE); | |
637 | if (IoIFP(wstio)) | |
638 | do_close(wgv, FALSE); | |
639 | ||
6ad3d225 | 640 | if (PerlProc_pipe(fd) < 0) |
a0d0e21e LW |
641 | goto badexit; |
642 | ||
460c8493 IZ |
643 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPE_OPEN_MODE); |
644 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPE_OPEN_MODE); | |
b5ac89c3 | 645 | IoOFP(rstio) = IoIFP(rstio); |
a0d0e21e | 646 | IoIFP(wstio) = IoOFP(wstio); |
50952442 JH |
647 | IoTYPE(rstio) = IoTYPE_RDONLY; |
648 | IoTYPE(wstio) = IoTYPE_WRONLY; | |
a0d0e21e LW |
649 | |
650 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 651 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
6ad3d225 | 652 | else PerlLIO_close(fd[0]); |
760ac839 | 653 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
6ad3d225 | 654 | else PerlLIO_close(fd[1]); |
a0d0e21e LW |
655 | goto badexit; |
656 | } | |
4771b018 GS |
657 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
658 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
659 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
660 | #endif | |
a0d0e21e LW |
661 | RETPUSHYES; |
662 | ||
663 | badexit: | |
664 | RETPUSHUNDEF; | |
665 | #else | |
cea2e8a9 | 666 | DIE(aTHX_ PL_no_func, "pipe"); |
a0d0e21e LW |
667 | #endif |
668 | } | |
669 | ||
670 | PP(pp_fileno) | |
671 | { | |
27da23d5 | 672 | dVAR; dSP; dTARGET; |
a0d0e21e LW |
673 | GV *gv; |
674 | IO *io; | |
760ac839 | 675 | PerlIO *fp; |
4592e6ca NIS |
676 | MAGIC *mg; |
677 | ||
a0d0e21e LW |
678 | if (MAXARG < 1) |
679 | RETPUSHUNDEF; | |
680 | gv = (GV*)POPs; | |
4592e6ca | 681 | |
5b468f54 AMS |
682 | if (gv && (io = GvIO(gv)) |
683 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
684 | { | |
4592e6ca | 685 | PUSHMARK(SP); |
5b468f54 | 686 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
687 | PUTBACK; |
688 | ENTER; | |
864dbfa3 | 689 | call_method("FILENO", G_SCALAR); |
4592e6ca NIS |
690 | LEAVE; |
691 | SPAGAIN; | |
692 | RETURN; | |
693 | } | |
694 | ||
c289d2f7 JH |
695 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
696 | /* Can't do this because people seem to do things like | |
697 | defined(fileno($foo)) to check whether $foo is a valid fh. | |
698 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
699 | report_evil_fh(gv, io, PL_op->op_type); | |
700 | */ | |
a0d0e21e | 701 | RETPUSHUNDEF; |
c289d2f7 JH |
702 | } |
703 | ||
760ac839 | 704 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
705 | RETURN; |
706 | } | |
707 | ||
708 | PP(pp_umask) | |
709 | { | |
27da23d5 | 710 | dSP; |
d7e492a4 | 711 | #ifdef HAS_UMASK |
27da23d5 | 712 | dTARGET; |
761237fe | 713 | Mode_t anum; |
a0d0e21e | 714 | |
a0d0e21e | 715 | if (MAXARG < 1) { |
6ad3d225 GS |
716 | anum = PerlLIO_umask(0); |
717 | (void)PerlLIO_umask(anum); | |
a0d0e21e LW |
718 | } |
719 | else | |
6ad3d225 | 720 | anum = PerlLIO_umask(POPi); |
a0d0e21e LW |
721 | TAINT_PROPER("umask"); |
722 | XPUSHi(anum); | |
723 | #else | |
a0288114 | 724 | /* Only DIE if trying to restrict permissions on "user" (self). |
eec2d3df GS |
725 | * Otherwise it's harmless and more useful to just return undef |
726 | * since 'group' and 'other' concepts probably don't exist here. */ | |
727 | if (MAXARG >= 1 && (POPi & 0700)) | |
cea2e8a9 | 728 | DIE(aTHX_ "umask not implemented"); |
6b88bc9c | 729 | XPUSHs(&PL_sv_undef); |
a0d0e21e LW |
730 | #endif |
731 | RETURN; | |
732 | } | |
733 | ||
734 | PP(pp_binmode) | |
735 | { | |
27da23d5 | 736 | dVAR; dSP; |
a0d0e21e LW |
737 | GV *gv; |
738 | IO *io; | |
760ac839 | 739 | PerlIO *fp; |
4592e6ca | 740 | MAGIC *mg; |
16fe6d59 | 741 | SV *discp = Nullsv; |
a0d0e21e LW |
742 | |
743 | if (MAXARG < 1) | |
744 | RETPUSHUNDEF; | |
60382766 | 745 | if (MAXARG > 1) { |
16fe6d59 | 746 | discp = POPs; |
60382766 | 747 | } |
a0d0e21e | 748 | |
301e8125 | 749 | gv = (GV*)POPs; |
4592e6ca | 750 | |
5b468f54 AMS |
751 | if (gv && (io = GvIO(gv)) |
752 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
753 | { | |
4592e6ca | 754 | PUSHMARK(SP); |
5b468f54 | 755 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
16fe6d59 GS |
756 | if (discp) |
757 | XPUSHs(discp); | |
4592e6ca NIS |
758 | PUTBACK; |
759 | ENTER; | |
864dbfa3 | 760 | call_method("BINMODE", G_SCALAR); |
4592e6ca NIS |
761 | LEAVE; |
762 | SPAGAIN; | |
763 | RETURN; | |
764 | } | |
a0d0e21e LW |
765 | |
766 | EXTEND(SP, 1); | |
50f846a7 | 767 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
c289d2f7 JH |
768 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
769 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 770 | SETERRNO(EBADF,RMS_IFI); |
50f846a7 SC |
771 | RETPUSHUNDEF; |
772 | } | |
a0d0e21e | 773 | |
40d98b49 | 774 | PUTBACK; |
60382766 | 775 | if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), |
e62f0680 | 776 | (discp) ? SvPV_nolen_const(discp) : Nullch)) { |
38af81ff JH |
777 | if (IoOFP(io) && IoOFP(io) != IoIFP(io)) { |
778 | if (!PerlIO_binmode(aTHX_ IoOFP(io),IoTYPE(io), | |
779 | mode_from_discipline(discp), | |
e62f0680 | 780 | (discp) ? SvPV_nolen_const(discp) : Nullch)) { |
38af81ff JH |
781 | SPAGAIN; |
782 | RETPUSHUNDEF; | |
783 | } | |
784 | } | |
40d98b49 | 785 | SPAGAIN; |
a0d0e21e | 786 | RETPUSHYES; |
40d98b49 JH |
787 | } |
788 | else { | |
789 | SPAGAIN; | |
a0d0e21e | 790 | RETPUSHUNDEF; |
40d98b49 | 791 | } |
a0d0e21e LW |
792 | } |
793 | ||
794 | PP(pp_tie) | |
795 | { | |
27da23d5 | 796 | dVAR; dSP; dMARK; |
a0d0e21e LW |
797 | SV *varsv; |
798 | HV* stash; | |
799 | GV *gv; | |
a0d0e21e | 800 | SV *sv; |
1df70142 | 801 | const I32 markoff = MARK - PL_stack_base; |
e1ec3a88 | 802 | const char *methname; |
14befaf4 | 803 | int how = PERL_MAGIC_tied; |
e336de0d | 804 | U32 items; |
a0d0e21e | 805 | |
e336de0d | 806 | varsv = *++MARK; |
6b05c17a NIS |
807 | switch(SvTYPE(varsv)) { |
808 | case SVt_PVHV: | |
809 | methname = "TIEHASH"; | |
bfcb3514 | 810 | HvEITER_set((HV *)varsv, 0); |
6b05c17a NIS |
811 | break; |
812 | case SVt_PVAV: | |
813 | methname = "TIEARRAY"; | |
814 | break; | |
815 | case SVt_PVGV: | |
7fb37951 AMS |
816 | #ifdef GV_UNIQUE_CHECK |
817 | if (GvUNIQUE((GV*)varsv)) { | |
818 | Perl_croak(aTHX_ "Attempt to tie unique GV"); | |
5bd07a3d DM |
819 | } |
820 | #endif | |
6b05c17a | 821 | methname = "TIEHANDLE"; |
14befaf4 | 822 | how = PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
823 | /* For tied filehandles, we apply tiedscalar magic to the IO |
824 | slot of the GP rather than the GV itself. AMS 20010812 */ | |
825 | if (!GvIOp(varsv)) | |
826 | GvIOp(varsv) = newIO(); | |
827 | varsv = (SV *)GvIOp(varsv); | |
6b05c17a NIS |
828 | break; |
829 | default: | |
830 | methname = "TIESCALAR"; | |
14befaf4 | 831 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
832 | break; |
833 | } | |
e336de0d GS |
834 | items = SP - MARK++; |
835 | if (sv_isobject(*MARK)) { | |
6b05c17a | 836 | ENTER; |
e788e7d3 | 837 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 838 | PUSHMARK(SP); |
eb160463 | 839 | EXTEND(SP,(I32)items); |
e336de0d GS |
840 | while (items--) |
841 | PUSHs(*MARK++); | |
842 | PUTBACK; | |
864dbfa3 | 843 | call_method(methname, G_SCALAR); |
301e8125 | 844 | } |
6b05c17a | 845 | else { |
864dbfa3 | 846 | /* Not clear why we don't call call_method here too. |
6b05c17a NIS |
847 | * perhaps to get different error message ? |
848 | */ | |
e336de0d | 849 | stash = gv_stashsv(*MARK, FALSE); |
6b05c17a | 850 | if (!stash || !(gv = gv_fetchmethod(stash, methname))) { |
35c1215d NC |
851 | DIE(aTHX_ "Can't locate object method \"%s\" via package \"%"SVf"\"", |
852 | methname, *MARK); | |
6b05c17a NIS |
853 | } |
854 | ENTER; | |
e788e7d3 | 855 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 856 | PUSHMARK(SP); |
eb160463 | 857 | EXTEND(SP,(I32)items); |
e336de0d GS |
858 | while (items--) |
859 | PUSHs(*MARK++); | |
860 | PUTBACK; | |
864dbfa3 | 861 | call_sv((SV*)GvCV(gv), G_SCALAR); |
6b05c17a | 862 | } |
a0d0e21e LW |
863 | SPAGAIN; |
864 | ||
865 | sv = TOPs; | |
d3acc0f7 | 866 | POPSTACK; |
a0d0e21e | 867 | if (sv_isobject(sv)) { |
33c27489 | 868 | sv_unmagic(varsv, how); |
ae21d580 | 869 | /* Croak if a self-tie on an aggregate is attempted. */ |
b881518d | 870 | if (varsv == SvRV(sv) && |
d87ebaca YST |
871 | (SvTYPE(varsv) == SVt_PVAV || |
872 | SvTYPE(varsv) == SVt_PVHV)) | |
ae21d580 JH |
873 | Perl_croak(aTHX_ |
874 | "Self-ties of arrays and hashes are not supported"); | |
d87ebaca | 875 | sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0); |
a0d0e21e LW |
876 | } |
877 | LEAVE; | |
3280af22 | 878 | SP = PL_stack_base + markoff; |
a0d0e21e LW |
879 | PUSHs(sv); |
880 | RETURN; | |
881 | } | |
882 | ||
883 | PP(pp_untie) | |
884 | { | |
27da23d5 | 885 | dVAR; dSP; |
5b468f54 | 886 | MAGIC *mg; |
33c27489 | 887 | SV *sv = POPs; |
1df70142 | 888 | const char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
14befaf4 | 889 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; |
55497cff | 890 | |
5b468f54 AMS |
891 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) |
892 | RETPUSHYES; | |
893 | ||
65eba18f | 894 | if ((mg = SvTIED_mg(sv, how))) { |
1b6737cc | 895 | SV * const obj = SvRV(SvTIED_obj(sv, mg)); |
a29a5827 NIS |
896 | GV *gv; |
897 | CV *cv = NULL; | |
fa2b88e0 JS |
898 | if (obj) { |
899 | if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && | |
900 | isGV(gv) && (cv = GvCV(gv))) { | |
901 | PUSHMARK(SP); | |
902 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
903 | XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); | |
904 | PUTBACK; | |
905 | ENTER; | |
906 | call_sv((SV *)cv, G_VOID); | |
907 | LEAVE; | |
908 | SPAGAIN; | |
909 | } | |
041457d9 | 910 | else if (mg && SvREFCNT(obj) > 1 && ckWARN(WARN_UNTIE)) { |
9014280d | 911 | Perl_warner(aTHX_ packWARN(WARN_UNTIE), |
fa2b88e0 JS |
912 | "untie attempted while %"UVuf" inner references still exist", |
913 | (UV)SvREFCNT(obj) - 1 ) ; | |
914 | } | |
cbdc8872 | 915 | } |
916 | } | |
38193a09 | 917 | sv_unmagic(sv, how) ; |
55497cff | 918 | RETPUSHYES; |
a0d0e21e LW |
919 | } |
920 | ||
c07a80fd | 921 | PP(pp_tied) |
922 | { | |
39644a26 | 923 | dSP; |
1b6737cc | 924 | const MAGIC *mg; |
33c27489 | 925 | SV *sv = POPs; |
1df70142 | 926 | const char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
14befaf4 | 927 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
928 | |
929 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) | |
930 | RETPUSHUNDEF; | |
c07a80fd | 931 | |
155aba94 | 932 | if ((mg = SvTIED_mg(sv, how))) { |
33c27489 GS |
933 | SV *osv = SvTIED_obj(sv, mg); |
934 | if (osv == mg->mg_obj) | |
935 | osv = sv_mortalcopy(osv); | |
936 | PUSHs(osv); | |
937 | RETURN; | |
c07a80fd | 938 | } |
c07a80fd | 939 | RETPUSHUNDEF; |
940 | } | |
941 | ||
a0d0e21e LW |
942 | PP(pp_dbmopen) |
943 | { | |
27da23d5 | 944 | dVAR; dSP; |
a0d0e21e LW |
945 | dPOPPOPssrl; |
946 | HV* stash; | |
947 | GV *gv; | |
a0d0e21e LW |
948 | SV *sv; |
949 | ||
1b6737cc | 950 | HV * const hv = (HV*)POPs; |
a0d0e21e | 951 | |
3280af22 | 952 | sv = sv_mortalcopy(&PL_sv_no); |
a0d0e21e LW |
953 | sv_setpv(sv, "AnyDBM_File"); |
954 | stash = gv_stashsv(sv, FALSE); | |
8ebc5c01 | 955 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) { |
a0d0e21e | 956 | PUTBACK; |
864dbfa3 | 957 | require_pv("AnyDBM_File.pm"); |
a0d0e21e | 958 | SPAGAIN; |
8ebc5c01 | 959 | if (!(gv = gv_fetchmethod(stash, "TIEHASH"))) |
cea2e8a9 | 960 | DIE(aTHX_ "No dbm on this machine"); |
a0d0e21e LW |
961 | } |
962 | ||
57d3b86d | 963 | ENTER; |
924508f0 | 964 | PUSHMARK(SP); |
6b05c17a | 965 | |
924508f0 | 966 | EXTEND(SP, 5); |
a0d0e21e LW |
967 | PUSHs(sv); |
968 | PUSHs(left); | |
969 | if (SvIV(right)) | |
b448e4fe | 970 | PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT))); |
a0d0e21e | 971 | else |
b448e4fe | 972 | PUSHs(sv_2mortal(newSVuv(O_RDWR))); |
a0d0e21e | 973 | PUSHs(right); |
57d3b86d | 974 | PUTBACK; |
864dbfa3 | 975 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
976 | SPAGAIN; |
977 | ||
978 | if (!sv_isobject(TOPs)) { | |
924508f0 GS |
979 | SP--; |
980 | PUSHMARK(SP); | |
a0d0e21e LW |
981 | PUSHs(sv); |
982 | PUSHs(left); | |
b448e4fe | 983 | PUSHs(sv_2mortal(newSVuv(O_RDONLY))); |
a0d0e21e | 984 | PUSHs(right); |
a0d0e21e | 985 | PUTBACK; |
864dbfa3 | 986 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
987 | SPAGAIN; |
988 | } | |
989 | ||
6b05c17a | 990 | if (sv_isobject(TOPs)) { |
14befaf4 DM |
991 | sv_unmagic((SV *) hv, PERL_MAGIC_tied); |
992 | sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); | |
6b05c17a | 993 | } |
a0d0e21e LW |
994 | LEAVE; |
995 | RETURN; | |
996 | } | |
997 | ||
998 | PP(pp_dbmclose) | |
999 | { | |
cea2e8a9 | 1000 | return pp_untie(); |
a0d0e21e LW |
1001 | } |
1002 | ||
1003 | PP(pp_sselect) | |
1004 | { | |
a0d0e21e | 1005 | #ifdef HAS_SELECT |
9cad6237 | 1006 | dSP; dTARGET; |
a0d0e21e LW |
1007 | register I32 i; |
1008 | register I32 j; | |
1009 | register char *s; | |
1010 | register SV *sv; | |
65202027 | 1011 | NV value; |
a0d0e21e LW |
1012 | I32 maxlen = 0; |
1013 | I32 nfound; | |
1014 | struct timeval timebuf; | |
1015 | struct timeval *tbuf = &timebuf; | |
1016 | I32 growsize; | |
1017 | char *fd_sets[4]; | |
1018 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1019 | I32 masksize; | |
1020 | I32 offset; | |
1021 | I32 k; | |
1022 | ||
1023 | # if BYTEORDER & 0xf0000 | |
1024 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
1025 | # else | |
1026 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
1027 | # endif | |
1028 | ||
1029 | #endif | |
1030 | ||
1031 | SP -= 4; | |
1032 | for (i = 1; i <= 3; i++) { | |
729c079f NC |
1033 | SV *sv = SP[i]; |
1034 | if (SvOK(sv) && SvREADONLY(sv)) { | |
1035 | if (SvIsCOW(sv)) | |
1036 | sv_force_normal_flags(sv, 0); | |
1037 | if (SvREADONLY(sv)) | |
1038 | DIE(aTHX_ PL_no_modify); | |
1039 | } | |
1040 | if (!SvPOK(sv)) | |
a0d0e21e | 1041 | continue; |
729c079f | 1042 | j = SvCUR(sv); |
a0d0e21e LW |
1043 | if (maxlen < j) |
1044 | maxlen = j; | |
1045 | } | |
1046 | ||
5ff3f7a4 | 1047 | /* little endians can use vecs directly */ |
e366b469 | 1048 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
5ff3f7a4 | 1049 | # ifdef NFDBITS |
a0d0e21e | 1050 | |
5ff3f7a4 GS |
1051 | # ifndef NBBY |
1052 | # define NBBY 8 | |
1053 | # endif | |
a0d0e21e LW |
1054 | |
1055 | masksize = NFDBITS / NBBY; | |
5ff3f7a4 | 1056 | # else |
a0d0e21e | 1057 | masksize = sizeof(long); /* documented int, everyone seems to use long */ |
5ff3f7a4 | 1058 | # endif |
a0d0e21e LW |
1059 | Zero(&fd_sets[0], 4, char*); |
1060 | #endif | |
1061 | ||
ad517f75 MHM |
1062 | # if SELECT_MIN_BITS == 1 |
1063 | growsize = sizeof(fd_set); | |
1064 | # else | |
1065 | # if defined(__GLIBC__) && defined(__FD_SETSIZE) | |
1066 | # undef SELECT_MIN_BITS | |
1067 | # define SELECT_MIN_BITS __FD_SETSIZE | |
1068 | # endif | |
e366b469 PG |
1069 | /* If SELECT_MIN_BITS is greater than one we most probably will want |
1070 | * to align the sizes with SELECT_MIN_BITS/8 because for example | |
1071 | * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital | |
1072 | * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates | |
1073 | * on (sets/tests/clears bits) is 32 bits. */ | |
1074 | growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8))); | |
e366b469 PG |
1075 | # endif |
1076 | ||
a0d0e21e LW |
1077 | sv = SP[4]; |
1078 | if (SvOK(sv)) { | |
1079 | value = SvNV(sv); | |
1080 | if (value < 0.0) | |
1081 | value = 0.0; | |
1082 | timebuf.tv_sec = (long)value; | |
65202027 | 1083 | value -= (NV)timebuf.tv_sec; |
a0d0e21e LW |
1084 | timebuf.tv_usec = (long)(value * 1000000.0); |
1085 | } | |
1086 | else | |
1087 | tbuf = Null(struct timeval*); | |
1088 | ||
1089 | for (i = 1; i <= 3; i++) { | |
1090 | sv = SP[i]; | |
1091 | if (!SvOK(sv)) { | |
1092 | fd_sets[i] = 0; | |
1093 | continue; | |
1094 | } | |
1095 | else if (!SvPOK(sv)) | |
8b6b16e7 | 1096 | SvPV_force_nolen(sv); /* force string conversion */ |
a0d0e21e LW |
1097 | j = SvLEN(sv); |
1098 | if (j < growsize) { | |
1099 | Sv_Grow(sv, growsize); | |
a0d0e21e | 1100 | } |
c07a80fd | 1101 | j = SvCUR(sv); |
1102 | s = SvPVX(sv) + j; | |
1103 | while (++j <= growsize) { | |
1104 | *s++ = '\0'; | |
1105 | } | |
1106 | ||
a0d0e21e LW |
1107 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1108 | s = SvPVX(sv); | |
a02a5408 | 1109 | Newx(fd_sets[i], growsize, char); |
a0d0e21e LW |
1110 | for (offset = 0; offset < growsize; offset += masksize) { |
1111 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1112 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
1113 | } | |
1114 | #else | |
1115 | fd_sets[i] = SvPVX(sv); | |
1116 | #endif | |
1117 | } | |
1118 | ||
dc4c69d9 JH |
1119 | #ifdef PERL_IRIX5_SELECT_TIMEVAL_VOID_CAST |
1120 | /* Can't make just the (void*) conditional because that would be | |
1121 | * cpp #if within cpp macro, and not all compilers like that. */ | |
1122 | nfound = PerlSock_select( | |
1123 | maxlen * 8, | |
1124 | (Select_fd_set_t) fd_sets[1], | |
1125 | (Select_fd_set_t) fd_sets[2], | |
1126 | (Select_fd_set_t) fd_sets[3], | |
1127 | (void*) tbuf); /* Workaround for compiler bug. */ | |
1128 | #else | |
6ad3d225 | 1129 | nfound = PerlSock_select( |
a0d0e21e LW |
1130 | maxlen * 8, |
1131 | (Select_fd_set_t) fd_sets[1], | |
1132 | (Select_fd_set_t) fd_sets[2], | |
1133 | (Select_fd_set_t) fd_sets[3], | |
1134 | tbuf); | |
dc4c69d9 | 1135 | #endif |
a0d0e21e LW |
1136 | for (i = 1; i <= 3; i++) { |
1137 | if (fd_sets[i]) { | |
1138 | sv = SP[i]; | |
1139 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1140 | s = SvPVX(sv); | |
1141 | for (offset = 0; offset < growsize; offset += masksize) { | |
1142 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1143 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
1144 | } | |
1145 | Safefree(fd_sets[i]); | |
1146 | #endif | |
1147 | SvSETMAGIC(sv); | |
1148 | } | |
1149 | } | |
1150 | ||
4189264e | 1151 | PUSHi(nfound); |
a0d0e21e | 1152 | if (GIMME == G_ARRAY && tbuf) { |
65202027 DS |
1153 | value = (NV)(timebuf.tv_sec) + |
1154 | (NV)(timebuf.tv_usec) / 1000000.0; | |
3280af22 | 1155 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
1156 | sv_setnv(sv, value); |
1157 | } | |
1158 | RETURN; | |
1159 | #else | |
cea2e8a9 | 1160 | DIE(aTHX_ "select not implemented"); |
a0d0e21e LW |
1161 | #endif |
1162 | } | |
1163 | ||
4633a7c4 | 1164 | void |
864dbfa3 | 1165 | Perl_setdefout(pTHX_ GV *gv) |
4633a7c4 LW |
1166 | { |
1167 | if (gv) | |
1168 | (void)SvREFCNT_inc(gv); | |
3280af22 NIS |
1169 | if (PL_defoutgv) |
1170 | SvREFCNT_dec(PL_defoutgv); | |
1171 | PL_defoutgv = gv; | |
4633a7c4 LW |
1172 | } |
1173 | ||
a0d0e21e LW |
1174 | PP(pp_select) |
1175 | { | |
39644a26 | 1176 | dSP; dTARGET; |
1df70142 | 1177 | GV *egv; |
4633a7c4 LW |
1178 | HV *hv; |
1179 | ||
1df70142 | 1180 | GV * const newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL; |
4633a7c4 | 1181 | |
3280af22 | 1182 | egv = GvEGV(PL_defoutgv); |
4633a7c4 | 1183 | if (!egv) |
3280af22 | 1184 | egv = PL_defoutgv; |
4633a7c4 LW |
1185 | hv = GvSTASH(egv); |
1186 | if (! hv) | |
3280af22 | 1187 | XPUSHs(&PL_sv_undef); |
4633a7c4 | 1188 | else { |
1b6737cc | 1189 | GV ** const gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
f86702cc | 1190 | if (gvp && *gvp == egv) { |
f7aaccc2 | 1191 | gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); |
f86702cc | 1192 | XPUSHTARG; |
1193 | } | |
1194 | else { | |
1195 | XPUSHs(sv_2mortal(newRV((SV*)egv))); | |
1196 | } | |
4633a7c4 LW |
1197 | } |
1198 | ||
1199 | if (newdefout) { | |
ded8aa31 GS |
1200 | if (!GvIO(newdefout)) |
1201 | gv_IOadd(newdefout); | |
4633a7c4 LW |
1202 | setdefout(newdefout); |
1203 | } | |
1204 | ||
a0d0e21e LW |
1205 | RETURN; |
1206 | } | |
1207 | ||
1208 | PP(pp_getc) | |
1209 | { | |
27da23d5 | 1210 | dVAR; dSP; dTARGET; |
90133b69 | 1211 | IO *io = NULL; |
2ae324a7 | 1212 | MAGIC *mg; |
1b6737cc | 1213 | GV * const gv = (MAXARG==0) ? PL_stdingv : (GV*)POPs; |
2ae324a7 | 1214 | |
5b468f54 AMS |
1215 | if (gv && (io = GvIO(gv)) |
1216 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1217 | { | |
f54cb97a | 1218 | const I32 gimme = GIMME_V; |
2ae324a7 | 1219 | PUSHMARK(SP); |
5b468f54 | 1220 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
2ae324a7 | 1221 | PUTBACK; |
1222 | ENTER; | |
864dbfa3 | 1223 | call_method("GETC", gimme); |
2ae324a7 | 1224 | LEAVE; |
1225 | SPAGAIN; | |
54310121 | 1226 | if (gimme == G_SCALAR) |
1227 | SvSetMagicSV_nosteal(TARG, TOPs); | |
2ae324a7 | 1228 | RETURN; |
1229 | } | |
90133b69 | 1230 | if (!gv || do_eof(gv)) { /* make sure we have fp with something */ |
041457d9 DM |
1231 | if ((!io || (!IoIFP(io) && IoTYPE(io) != IoTYPE_WRONLY)) |
1232 | && ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
90133b69 | 1233 | report_evil_fh(gv, io, PL_op->op_type); |
b5fe5ca2 | 1234 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e | 1235 | RETPUSHUNDEF; |
90133b69 | 1236 | } |
bbce6d69 | 1237 | TAINT; |
c69006e4 | 1238 | sv_setpvn(TARG, " ", 1); |
9bc64814 | 1239 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
7d59b7e4 NIS |
1240 | if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { |
1241 | /* Find out how many bytes the char needs */ | |
aa07b2f6 | 1242 | Size_t len = UTF8SKIP(SvPVX_const(TARG)); |
7d59b7e4 NIS |
1243 | if (len > 1) { |
1244 | SvGROW(TARG,len+1); | |
1245 | len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); | |
1246 | SvCUR_set(TARG,1+len); | |
1247 | } | |
1248 | SvUTF8_on(TARG); | |
1249 | } | |
a0d0e21e LW |
1250 | PUSHTARG; |
1251 | RETURN; | |
1252 | } | |
1253 | ||
1254 | PP(pp_read) | |
1255 | { | |
cea2e8a9 | 1256 | return pp_sysread(); |
a0d0e21e LW |
1257 | } |
1258 | ||
76e3520e | 1259 | STATIC OP * |
cea2e8a9 | 1260 | S_doform(pTHX_ CV *cv, GV *gv, OP *retop) |
a0d0e21e | 1261 | { |
27da23d5 | 1262 | dVAR; |
c09156bb | 1263 | register PERL_CONTEXT *cx; |
f54cb97a | 1264 | const I32 gimme = GIMME_V; |
a0d0e21e LW |
1265 | |
1266 | ENTER; | |
1267 | SAVETMPS; | |
1268 | ||
146174a9 | 1269 | PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp); |
a0d0e21e | 1270 | PUSHFORMAT(cx); |
f39bc417 | 1271 | cx->blk_sub.retop = retop; |
fd617465 DM |
1272 | SAVECOMPPAD(); |
1273 | PAD_SET_CUR_NOSAVE(CvPADLIST(cv), 1); | |
a0d0e21e | 1274 | |
4633a7c4 | 1275 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
1276 | return CvSTART(cv); |
1277 | } | |
1278 | ||
1279 | PP(pp_enterwrite) | |
1280 | { | |
39644a26 | 1281 | dSP; |
a0d0e21e LW |
1282 | register GV *gv; |
1283 | register IO *io; | |
1284 | GV *fgv; | |
1285 | CV *cv; | |
1286 | ||
1287 | if (MAXARG == 0) | |
3280af22 | 1288 | gv = PL_defoutgv; |
a0d0e21e LW |
1289 | else { |
1290 | gv = (GV*)POPs; | |
1291 | if (!gv) | |
3280af22 | 1292 | gv = PL_defoutgv; |
a0d0e21e LW |
1293 | } |
1294 | EXTEND(SP, 1); | |
1295 | io = GvIO(gv); | |
1296 | if (!io) { | |
1297 | RETPUSHNO; | |
1298 | } | |
1299 | if (IoFMT_GV(io)) | |
1300 | fgv = IoFMT_GV(io); | |
1301 | else | |
1302 | fgv = gv; | |
1303 | ||
1304 | cv = GvFORM(fgv); | |
a0d0e21e LW |
1305 | if (!cv) { |
1306 | if (fgv) { | |
1df70142 | 1307 | SV * const tmpsv = sv_newmortal(); |
e62f0680 | 1308 | const char *name; |
43693395 | 1309 | gv_efullname4(tmpsv, fgv, Nullch, FALSE); |
e62f0680 | 1310 | name = SvPV_nolen_const(tmpsv); |
1df70142 AL |
1311 | if (name && *name) |
1312 | DIE(aTHX_ "Undefined format \"%s\" called", name); | |
a0d0e21e | 1313 | } |
cea2e8a9 | 1314 | DIE(aTHX_ "Not a format reference"); |
a0d0e21e | 1315 | } |
44a8e56a | 1316 | if (CvCLONE(cv)) |
1317 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
a0d0e21e | 1318 | |
44a8e56a | 1319 | IoFLAGS(io) &= ~IOf_DIDTOP; |
533c011a | 1320 | return doform(cv,gv,PL_op->op_next); |
a0d0e21e LW |
1321 | } |
1322 | ||
1323 | PP(pp_leavewrite) | |
1324 | { | |
27da23d5 | 1325 | dVAR; dSP; |
1b6737cc AL |
1326 | GV * const gv = cxstack[cxstack_ix].blk_sub.gv; |
1327 | register IO * const io = GvIOp(gv); | |
1328 | PerlIO * const ofp = IoOFP(io); | |
760ac839 | 1329 | PerlIO *fp; |
8772537c AL |
1330 | SV **newsp; |
1331 | I32 gimme; | |
c09156bb | 1332 | register PERL_CONTEXT *cx; |
a0d0e21e | 1333 | |
760ac839 | 1334 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
3280af22 | 1335 | (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); |
7ef822cd JH |
1336 | if (!io || !ofp) |
1337 | goto forget_top; | |
3280af22 NIS |
1338 | if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && |
1339 | PL_formtarget != PL_toptarget) | |
a0d0e21e | 1340 | { |
4633a7c4 LW |
1341 | GV *fgv; |
1342 | CV *cv; | |
a0d0e21e LW |
1343 | if (!IoTOP_GV(io)) { |
1344 | GV *topgv; | |
a0d0e21e LW |
1345 | |
1346 | if (!IoTOP_NAME(io)) { | |
1b6737cc | 1347 | SV *topname; |
a0d0e21e LW |
1348 | if (!IoFMT_NAME(io)) |
1349 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
0bd0581c | 1350 | topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", GvNAME(gv))); |
7a5fd60d | 1351 | topgv = gv_fetchsv(topname, FALSE, SVt_PVFM); |
748a9306 | 1352 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e | 1353 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
2e0de35c | 1354 | IoTOP_NAME(io) = savesvpv(topname); |
a0d0e21e | 1355 | else |
ff5bdd37 | 1356 | IoTOP_NAME(io) = savepvn("top", 3); |
a0d0e21e LW |
1357 | } |
1358 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
1359 | if (!topgv || !GvFORM(topgv)) { | |
b929a54b | 1360 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
a0d0e21e LW |
1361 | goto forget_top; |
1362 | } | |
1363 | IoTOP_GV(io) = topgv; | |
1364 | } | |
748a9306 LW |
1365 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
1366 | I32 lines = IoLINES_LEFT(io); | |
504618e9 | 1367 | const char *s = SvPVX_const(PL_formtarget); |
8e07c86e AD |
1368 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
1369 | goto forget_top; | |
748a9306 LW |
1370 | while (lines-- > 0) { |
1371 | s = strchr(s, '\n'); | |
1372 | if (!s) | |
1373 | break; | |
1374 | s++; | |
1375 | } | |
1376 | if (s) { | |
f54cb97a | 1377 | const STRLEN save = SvCUR(PL_formtarget); |
aa07b2f6 | 1378 | SvCUR_set(PL_formtarget, s - SvPVX_const(PL_formtarget)); |
d75029d0 NIS |
1379 | do_print(PL_formtarget, ofp); |
1380 | SvCUR_set(PL_formtarget, save); | |
3280af22 NIS |
1381 | sv_chop(PL_formtarget, s); |
1382 | FmLINES(PL_formtarget) -= IoLINES_LEFT(io); | |
748a9306 LW |
1383 | } |
1384 | } | |
a0d0e21e | 1385 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
d75029d0 | 1386 | do_print(PL_formfeed, ofp); |
a0d0e21e LW |
1387 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
1388 | IoPAGE(io)++; | |
3280af22 | 1389 | PL_formtarget = PL_toptarget; |
748a9306 | 1390 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
1391 | fgv = IoTOP_GV(io); |
1392 | if (!fgv) | |
cea2e8a9 | 1393 | DIE(aTHX_ "bad top format reference"); |
4633a7c4 | 1394 | cv = GvFORM(fgv); |
1df70142 AL |
1395 | if (!cv) { |
1396 | SV * const sv = sv_newmortal(); | |
b464bac0 | 1397 | const char *name; |
1df70142 | 1398 | gv_efullname4(sv, fgv, Nullch, FALSE); |
e62f0680 | 1399 | name = SvPV_nolen_const(sv); |
2dd78f96 | 1400 | if (name && *name) |
1df70142 | 1401 | DIE(aTHX_ "Undefined top format \"%s\" called",name); |
4633a7c4 | 1402 | } |
1df70142 AL |
1403 | /* why no: |
1404 | else | |
1405 | DIE(aTHX_ "Undefined top format called"); | |
1406 | ?*/ | |
44a8e56a | 1407 | if (CvCLONE(cv)) |
1408 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
533c011a | 1409 | return doform(cv,gv,PL_op); |
a0d0e21e LW |
1410 | } |
1411 | ||
1412 | forget_top: | |
3280af22 | 1413 | POPBLOCK(cx,PL_curpm); |
a0d0e21e LW |
1414 | POPFORMAT(cx); |
1415 | LEAVE; | |
1416 | ||
1417 | fp = IoOFP(io); | |
1418 | if (!fp) { | |
599cee73 | 1419 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1420 | if (IoIFP(io)) |
1421 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1422 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1423 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1424 | } |
3280af22 | 1425 | PUSHs(&PL_sv_no); |
a0d0e21e LW |
1426 | } |
1427 | else { | |
3280af22 | 1428 | if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) { |
599cee73 | 1429 | if (ckWARN(WARN_IO)) |
9014280d | 1430 | Perl_warner(aTHX_ packWARN(WARN_IO), "page overflow"); |
a0d0e21e | 1431 | } |
d75029d0 | 1432 | if (!do_print(PL_formtarget, fp)) |
3280af22 | 1433 | PUSHs(&PL_sv_no); |
a0d0e21e | 1434 | else { |
3280af22 NIS |
1435 | FmLINES(PL_formtarget) = 0; |
1436 | SvCUR_set(PL_formtarget, 0); | |
1437 | *SvEND(PL_formtarget) = '\0'; | |
a0d0e21e | 1438 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1439 | (void)PerlIO_flush(fp); |
3280af22 | 1440 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1441 | } |
1442 | } | |
9cbac4c7 | 1443 | /* bad_ofp: */ |
3280af22 | 1444 | PL_formtarget = PL_bodytarget; |
a0d0e21e | 1445 | PUTBACK; |
29033a8a SH |
1446 | PERL_UNUSED_VAR(newsp); |
1447 | PERL_UNUSED_VAR(gimme); | |
f39bc417 | 1448 | return cx->blk_sub.retop; |
a0d0e21e LW |
1449 | } |
1450 | ||
1451 | PP(pp_prtf) | |
1452 | { | |
27da23d5 | 1453 | dVAR; dSP; dMARK; dORIGMARK; |
a0d0e21e LW |
1454 | GV *gv; |
1455 | IO *io; | |
760ac839 | 1456 | PerlIO *fp; |
26db47c4 | 1457 | SV *sv; |
46fc3d4c | 1458 | MAGIC *mg; |
a0d0e21e | 1459 | |
533c011a | 1460 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e LW |
1461 | gv = (GV*)*++MARK; |
1462 | else | |
3280af22 | 1463 | gv = PL_defoutgv; |
46fc3d4c | 1464 | |
5b468f54 AMS |
1465 | if (gv && (io = GvIO(gv)) |
1466 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1467 | { | |
46fc3d4c | 1468 | if (MARK == ORIGMARK) { |
4352c267 | 1469 | MEXTEND(SP, 1); |
46fc3d4c | 1470 | ++MARK; |
1471 | Move(MARK, MARK + 1, (SP - MARK) + 1, SV*); | |
1472 | ++SP; | |
1473 | } | |
1474 | PUSHMARK(MARK - 1); | |
5b468f54 | 1475 | *MARK = SvTIED_obj((SV*)io, mg); |
46fc3d4c | 1476 | PUTBACK; |
1477 | ENTER; | |
864dbfa3 | 1478 | call_method("PRINTF", G_SCALAR); |
46fc3d4c | 1479 | LEAVE; |
1480 | SPAGAIN; | |
1481 | MARK = ORIGMARK + 1; | |
1482 | *MARK = *SP; | |
1483 | SP = MARK; | |
1484 | RETURN; | |
1485 | } | |
1486 | ||
26db47c4 | 1487 | sv = NEWSV(0,0); |
a0d0e21e | 1488 | if (!(io = GvIO(gv))) { |
2dd78f96 JH |
1489 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
1490 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 1491 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
1492 | goto just_say_no; |
1493 | } | |
1494 | else if (!(fp = IoOFP(io))) { | |
599cee73 | 1495 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1496 | if (IoIFP(io)) |
1497 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1498 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1499 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1500 | } |
93189314 | 1501 | SETERRNO(EBADF,IoIFP(io)?RMS_FAC:RMS_IFI); |
a0d0e21e LW |
1502 | goto just_say_no; |
1503 | } | |
1504 | else { | |
1505 | do_sprintf(sv, SP - MARK, MARK + 1); | |
1506 | if (!do_print(sv, fp)) | |
1507 | goto just_say_no; | |
1508 | ||
1509 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1510 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1511 | goto just_say_no; |
1512 | } | |
1513 | SvREFCNT_dec(sv); | |
1514 | SP = ORIGMARK; | |
3280af22 | 1515 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1516 | RETURN; |
1517 | ||
1518 | just_say_no: | |
1519 | SvREFCNT_dec(sv); | |
1520 | SP = ORIGMARK; | |
3280af22 | 1521 | PUSHs(&PL_sv_undef); |
a0d0e21e LW |
1522 | RETURN; |
1523 | } | |
1524 | ||
c07a80fd | 1525 | PP(pp_sysopen) |
1526 | { | |
39644a26 | 1527 | dSP; |
1df70142 AL |
1528 | const int perm = (MAXARG > 3) ? POPi : 0666; |
1529 | const int mode = POPi; | |
1b6737cc AL |
1530 | SV * const sv = POPs; |
1531 | GV * const gv = (GV *)POPs; | |
1532 | STRLEN len; | |
c07a80fd | 1533 | |
4592e6ca | 1534 | /* Need TIEHANDLE method ? */ |
1b6737cc | 1535 | const char * const tmps = SvPV_const(sv, len); |
e62f0680 | 1536 | /* FIXME? do_open should do const */ |
2fbb330f | 1537 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { |
c07a80fd | 1538 | IoLINES(GvIOp(gv)) = 0; |
3280af22 | 1539 | PUSHs(&PL_sv_yes); |
c07a80fd | 1540 | } |
1541 | else { | |
3280af22 | 1542 | PUSHs(&PL_sv_undef); |
c07a80fd | 1543 | } |
1544 | RETURN; | |
1545 | } | |
1546 | ||
a0d0e21e LW |
1547 | PP(pp_sysread) |
1548 | { | |
27da23d5 | 1549 | dVAR; dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 1550 | int offset; |
a0d0e21e LW |
1551 | IO *io; |
1552 | char *buffer; | |
5b54f415 | 1553 | SSize_t length; |
eb5c063a | 1554 | SSize_t count; |
1e422769 | 1555 | Sock_size_t bufsize; |
748a9306 | 1556 | SV *bufsv; |
a0d0e21e | 1557 | STRLEN blen; |
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 | 1566 | |
1b6737cc | 1567 | GV * const gv = (GV*)*++MARK; |
5b468f54 | 1568 | if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) |
1b6737cc | 1569 | && gv && (io = GvIO(gv)) ) |
137443ea | 1570 | { |
1b6737cc AL |
1571 | const MAGIC * mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar); |
1572 | if (mg) { | |
1573 | SV *sv; | |
1574 | PUSHMARK(MARK-1); | |
1575 | *MARK = SvTIED_obj((SV*)io, mg); | |
1576 | ENTER; | |
1577 | call_method("READ", G_SCALAR); | |
1578 | LEAVE; | |
1579 | SPAGAIN; | |
1580 | sv = POPs; | |
1581 | SP = ORIGMARK; | |
1582 | PUSHs(sv); | |
1583 | RETURN; | |
1584 | } | |
2ae324a7 | 1585 | } |
1586 | ||
a0d0e21e LW |
1587 | if (!gv) |
1588 | goto say_undef; | |
748a9306 | 1589 | bufsv = *++MARK; |
ff68c719 | 1590 | if (! SvOK(bufsv)) |
1591 | sv_setpvn(bufsv, "", 0); | |
a0d0e21e | 1592 | length = SvIVx(*++MARK); |
748a9306 | 1593 | SETERRNO(0,0); |
a0d0e21e LW |
1594 | if (MARK < SP) |
1595 | offset = SvIVx(*++MARK); | |
1596 | else | |
1597 | offset = 0; | |
1598 | io = GvIO(gv); | |
b5fe5ca2 SR |
1599 | if (!io || !IoIFP(io)) { |
1600 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
1601 | report_evil_fh(gv, io, PL_op->op_type); | |
1602 | SETERRNO(EBADF,RMS_IFI); | |
a0d0e21e | 1603 | goto say_undef; |
b5fe5ca2 | 1604 | } |
0064a8a9 | 1605 | if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { |
7d59b7e4 | 1606 | buffer = SvPVutf8_force(bufsv, blen); |
1e54db1a | 1607 | /* UTF-8 may not have been set if they are all low bytes */ |
eb5c063a | 1608 | SvUTF8_on(bufsv); |
9b9d7ce8 | 1609 | buffer_utf8 = 0; |
7d59b7e4 NIS |
1610 | } |
1611 | else { | |
1612 | buffer = SvPV_force(bufsv, blen); | |
1dd30107 | 1613 | buffer_utf8 = !IN_BYTES && SvUTF8(bufsv); |
7d59b7e4 NIS |
1614 | } |
1615 | if (length < 0) | |
1616 | DIE(aTHX_ "Negative length"); | |
eb5c063a | 1617 | wanted = length; |
7d59b7e4 | 1618 | |
d0965105 JH |
1619 | charstart = TRUE; |
1620 | charskip = 0; | |
87330c3c | 1621 | skip = 0; |
d0965105 | 1622 | |
a0d0e21e | 1623 | #ifdef HAS_SOCKET |
533c011a | 1624 | if (PL_op->op_type == OP_RECV) { |
46fc3d4c | 1625 | char namebuf[MAXPATHLEN]; |
17a8c7ba | 1626 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) |
490ab354 JH |
1627 | bufsize = sizeof (struct sockaddr_in); |
1628 | #else | |
46fc3d4c | 1629 | bufsize = sizeof namebuf; |
490ab354 | 1630 | #endif |
abf95952 IZ |
1631 | #ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ |
1632 | if (bufsize >= 256) | |
1633 | bufsize = 255; | |
1634 | #endif | |
eb160463 | 1635 | buffer = SvGROW(bufsv, (STRLEN)(length+1)); |
bbce6d69 | 1636 | /* 'offset' means 'flags' here */ |
eb5c063a | 1637 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
46fc3d4c | 1638 | (struct sockaddr *)namebuf, &bufsize); |
eb5c063a | 1639 | if (count < 0) |
a0d0e21e | 1640 | RETPUSHUNDEF; |
4107cc59 OF |
1641 | #ifdef EPOC |
1642 | /* Bogus return without padding */ | |
1643 | bufsize = sizeof (struct sockaddr_in); | |
1644 | #endif | |
eb5c063a | 1645 | SvCUR_set(bufsv, count); |
748a9306 LW |
1646 | *SvEND(bufsv) = '\0'; |
1647 | (void)SvPOK_only(bufsv); | |
eb5c063a NIS |
1648 | if (fp_utf8) |
1649 | SvUTF8_on(bufsv); | |
748a9306 | 1650 | SvSETMAGIC(bufsv); |
aac0dd9a | 1651 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1652 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1653 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1654 | SP = ORIGMARK; |
46fc3d4c | 1655 | sv_setpvn(TARG, namebuf, bufsize); |
a0d0e21e LW |
1656 | PUSHs(TARG); |
1657 | RETURN; | |
1658 | } | |
1659 | #else | |
911d147d | 1660 | if (PL_op->op_type == OP_RECV) |
cea2e8a9 | 1661 | DIE(aTHX_ PL_no_sock_func, "recv"); |
a0d0e21e | 1662 | #endif |
eb5c063a NIS |
1663 | if (DO_UTF8(bufsv)) { |
1664 | /* offset adjust in characters not bytes */ | |
1665 | blen = sv_len_utf8(bufsv); | |
7d59b7e4 | 1666 | } |
bbce6d69 | 1667 | if (offset < 0) { |
eb160463 | 1668 | if (-offset > (int)blen) |
cea2e8a9 | 1669 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1670 | offset += blen; |
1671 | } | |
eb5c063a NIS |
1672 | if (DO_UTF8(bufsv)) { |
1673 | /* convert offset-as-chars to offset-as-bytes */ | |
6960c29a CH |
1674 | if (offset >= (int)blen) |
1675 | offset += SvCUR(bufsv) - blen; | |
1676 | else | |
1677 | offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; | |
eb5c063a NIS |
1678 | } |
1679 | more_bytes: | |
cd52b7b2 | 1680 | bufsize = SvCUR(bufsv); |
1dd30107 NC |
1681 | /* Allocating length + offset + 1 isn't perfect in the case of reading |
1682 | bytes from a byte file handle into a UTF8 buffer, but it won't harm us | |
1683 | unduly. | |
1684 | (should be 2 * length + offset + 1, or possibly something longer if | |
1685 | PL_encoding is true) */ | |
eb160463 | 1686 | buffer = SvGROW(bufsv, (STRLEN)(length+offset+1)); |
27da23d5 | 1687 | if (offset > 0 && (Sock_size_t)offset > bufsize) { /* Zero any newly allocated space */ |
cd52b7b2 | 1688 | Zero(buffer+bufsize, offset-bufsize, char); |
1689 | } | |
eb5c063a | 1690 | buffer = buffer + offset; |
1dd30107 NC |
1691 | if (!buffer_utf8) { |
1692 | read_target = bufsv; | |
1693 | } else { | |
1694 | /* Best to read the bytes into a new SV, upgrade that to UTF8, then | |
1695 | concatenate it to the current buffer. */ | |
1696 | ||
1697 | /* Truncate the existing buffer to the start of where we will be | |
1698 | reading to: */ | |
1699 | SvCUR_set(bufsv, offset); | |
1700 | ||
1701 | read_target = sv_newmortal(); | |
862a34c6 | 1702 | SvUPGRADE(read_target, SVt_PV); |
fe2774ed | 1703 | buffer = SvGROW(read_target, (STRLEN)(length + 1)); |
1dd30107 | 1704 | } |
eb5c063a | 1705 | |
533c011a | 1706 | if (PL_op->op_type == OP_SYSREAD) { |
a7092146 | 1707 | #ifdef PERL_SOCK_SYSREAD_IS_RECV |
50952442 | 1708 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
eb5c063a NIS |
1709 | count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), |
1710 | buffer, length, 0); | |
a7092146 GS |
1711 | } |
1712 | else | |
1713 | #endif | |
1714 | { | |
eb5c063a NIS |
1715 | count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), |
1716 | buffer, length); | |
a7092146 | 1717 | } |
a0d0e21e LW |
1718 | } |
1719 | else | |
1720 | #ifdef HAS_SOCKET__bad_code_maybe | |
50952442 | 1721 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
46fc3d4c | 1722 | char namebuf[MAXPATHLEN]; |
490ab354 JH |
1723 | #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) |
1724 | bufsize = sizeof (struct sockaddr_in); | |
1725 | #else | |
46fc3d4c | 1726 | bufsize = sizeof namebuf; |
490ab354 | 1727 | #endif |
eb5c063a | 1728 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, |
46fc3d4c | 1729 | (struct sockaddr *)namebuf, &bufsize); |
a0d0e21e LW |
1730 | } |
1731 | else | |
1732 | #endif | |
3b02c43c | 1733 | { |
eb5c063a NIS |
1734 | count = PerlIO_read(IoIFP(io), buffer, length); |
1735 | /* PerlIO_read() - like fread() returns 0 on both error and EOF */ | |
1736 | if (count == 0 && PerlIO_error(IoIFP(io))) | |
1737 | count = -1; | |
3b02c43c | 1738 | } |
eb5c063a | 1739 | if (count < 0) { |
a00b5bd3 | 1740 | if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) |
6e6ef6b2 | 1741 | report_evil_fh(gv, io, OP_phoney_OUTPUT_ONLY); |
a0d0e21e | 1742 | goto say_undef; |
af8c498a | 1743 | } |
aa07b2f6 | 1744 | SvCUR_set(read_target, count+(buffer - SvPVX_const(read_target))); |
1dd30107 NC |
1745 | *SvEND(read_target) = '\0'; |
1746 | (void)SvPOK_only(read_target); | |
0064a8a9 | 1747 | if (fp_utf8 && !IN_BYTES) { |
eb5c063a | 1748 | /* Look at utf8 we got back and count the characters */ |
1df70142 | 1749 | const char *bend = buffer + count; |
eb5c063a | 1750 | while (buffer < bend) { |
d0965105 JH |
1751 | if (charstart) { |
1752 | skip = UTF8SKIP(buffer); | |
1753 | charskip = 0; | |
1754 | } | |
1755 | if (buffer - charskip + skip > bend) { | |
eb5c063a NIS |
1756 | /* partial character - try for rest of it */ |
1757 | length = skip - (bend-buffer); | |
aa07b2f6 | 1758 | offset = bend - SvPVX_const(bufsv); |
d0965105 JH |
1759 | charstart = FALSE; |
1760 | charskip += count; | |
eb5c063a NIS |
1761 | goto more_bytes; |
1762 | } | |
1763 | else { | |
1764 | got++; | |
1765 | buffer += skip; | |
d0965105 JH |
1766 | charstart = TRUE; |
1767 | charskip = 0; | |
eb5c063a NIS |
1768 | } |
1769 | } | |
1770 | /* If we have not 'got' the number of _characters_ we 'wanted' get some more | |
1771 | provided amount read (count) was what was requested (length) | |
1772 | */ | |
1773 | if (got < wanted && count == length) { | |
d0965105 | 1774 | length = wanted - got; |
aa07b2f6 | 1775 | offset = bend - SvPVX_const(bufsv); |
eb5c063a NIS |
1776 | goto more_bytes; |
1777 | } | |
1778 | /* return value is character count */ | |
1779 | count = got; | |
1780 | SvUTF8_on(bufsv); | |
1781 | } | |
1dd30107 NC |
1782 | else if (buffer_utf8) { |
1783 | /* Let svcatsv upgrade the bytes we read in to utf8. | |
1784 | The buffer is a mortal so will be freed soon. */ | |
1785 | sv_catsv_nomg(bufsv, read_target); | |
1786 | } | |
748a9306 | 1787 | SvSETMAGIC(bufsv); |
aac0dd9a | 1788 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1789 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1790 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1791 | SP = ORIGMARK; |
eb5c063a | 1792 | PUSHi(count); |
a0d0e21e LW |
1793 | RETURN; |
1794 | ||
1795 | say_undef: | |
1796 | SP = ORIGMARK; | |
1797 | RETPUSHUNDEF; | |
1798 | } | |
1799 | ||
1800 | PP(pp_syswrite) | |
1801 | { | |
27da23d5 | 1802 | dVAR; dSP; |
1df70142 | 1803 | const int items = (SP - PL_stack_base) - TOPMARK; |
092bebab | 1804 | if (items == 2) { |
9f089d78 | 1805 | SV *sv; |
092bebab | 1806 | EXTEND(SP, 1); |
9f089d78 SB |
1807 | sv = sv_2mortal(newSViv(sv_len(*SP))); |
1808 | PUSHs(sv); | |
092bebab JH |
1809 | PUTBACK; |
1810 | } | |
cea2e8a9 | 1811 | return pp_send(); |
a0d0e21e LW |
1812 | } |
1813 | ||
1814 | PP(pp_send) | |
1815 | { | |
27da23d5 | 1816 | dVAR; dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1817 | GV *gv; |
1818 | IO *io; | |
748a9306 | 1819 | SV *bufsv; |
83003860 | 1820 | const char *buffer; |
8c99d73e GS |
1821 | Size_t length; |
1822 | SSize_t retval; | |
a0d0e21e | 1823 | STRLEN blen; |
1d603a67 | 1824 | MAGIC *mg; |
a0d0e21e LW |
1825 | |
1826 | gv = (GV*)*++MARK; | |
14befaf4 | 1827 | if (PL_op->op_type == OP_SYSWRITE |
5b468f54 AMS |
1828 | && gv && (io = GvIO(gv)) |
1829 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
14befaf4 | 1830 | { |
1d603a67 GB |
1831 | SV *sv; |
1832 | ||
1833 | PUSHMARK(MARK-1); | |
5b468f54 | 1834 | *MARK = SvTIED_obj((SV*)io, mg); |
1d603a67 | 1835 | ENTER; |
864dbfa3 | 1836 | call_method("WRITE", G_SCALAR); |
1d603a67 GB |
1837 | LEAVE; |
1838 | SPAGAIN; | |
1839 | sv = POPs; | |
1840 | SP = ORIGMARK; | |
1841 | PUSHs(sv); | |
1842 | RETURN; | |
1843 | } | |
a0d0e21e LW |
1844 | if (!gv) |
1845 | goto say_undef; | |
748a9306 | 1846 | bufsv = *++MARK; |
8c99d73e | 1847 | #if Size_t_size > IVSIZE |
3c001241 | 1848 | length = (Size_t)SvNVx(*++MARK); |
146174a9 | 1849 | #else |
3c001241 | 1850 | length = (Size_t)SvIVx(*++MARK); |
146174a9 | 1851 | #endif |
3c001241 | 1852 | if ((SSize_t)length < 0) |
cea2e8a9 | 1853 | DIE(aTHX_ "Negative length"); |
748a9306 | 1854 | SETERRNO(0,0); |
a0d0e21e LW |
1855 | io = GvIO(gv); |
1856 | if (!io || !IoIFP(io)) { | |
8c99d73e | 1857 | retval = -1; |
bc37a18f RG |
1858 | if (ckWARN(WARN_CLOSED)) |
1859 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 1860 | SETERRNO(EBADF,RMS_IFI); |
7d59b7e4 NIS |
1861 | goto say_undef; |
1862 | } | |
1863 | ||
1864 | if (PerlIO_isutf8(IoIFP(io))) { | |
6aa2f6a7 NC |
1865 | if (!SvUTF8(bufsv)) { |
1866 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1867 | buffer = sv_2pvutf8(bufsv, &blen); | |
1868 | } else | |
83003860 | 1869 | buffer = SvPV_const(bufsv, blen); |
a0d0e21e | 1870 | } |
7d59b7e4 | 1871 | else { |
4de5f5ca JH |
1872 | if (DO_UTF8(bufsv)) { |
1873 | /* Not modifying source SV, so making a temporary copy. */ | |
1874 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1875 | sv_utf8_downgrade(bufsv, FALSE); | |
1876 | } | |
83003860 | 1877 | buffer = SvPV_const(bufsv, blen); |
7d59b7e4 NIS |
1878 | } |
1879 | ||
1880 | if (PL_op->op_type == OP_SYSWRITE) { | |
1881 | IV offset; | |
1882 | if (DO_UTF8(bufsv)) { | |
1883 | /* length and offset are in chars */ | |
1884 | blen = sv_len_utf8(bufsv); | |
1885 | } | |
bbce6d69 | 1886 | if (MARK < SP) { |
a0d0e21e | 1887 | offset = SvIVx(*++MARK); |
bbce6d69 | 1888 | if (offset < 0) { |
eb160463 | 1889 | if (-offset > (IV)blen) |
cea2e8a9 | 1890 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1891 | offset += blen; |
eb160463 | 1892 | } else if (offset >= (IV)blen && blen > 0) |
cea2e8a9 | 1893 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1894 | } else |
a0d0e21e LW |
1895 | offset = 0; |
1896 | if (length > blen - offset) | |
1897 | length = blen - offset; | |
7d59b7e4 | 1898 | if (DO_UTF8(bufsv)) { |
83003860 | 1899 | buffer = (const char*)utf8_hop((const U8 *)buffer, offset); |
7d59b7e4 NIS |
1900 | length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; |
1901 | } | |
1902 | else { | |
1903 | buffer = buffer+offset; | |
1904 | } | |
a7092146 | 1905 | #ifdef PERL_SOCK_SYSWRITE_IS_SEND |
50952442 | 1906 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
8c99d73e | 1907 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1908 | buffer, length, 0); |
a7092146 GS |
1909 | } |
1910 | else | |
1911 | #endif | |
1912 | { | |
94e4c244 | 1913 | /* See the note at doio.c:do_print about filesize limits. --jhi */ |
8c99d73e | 1914 | retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1915 | buffer, length); |
a7092146 | 1916 | } |
a0d0e21e LW |
1917 | } |
1918 | #ifdef HAS_SOCKET | |
1919 | else if (SP > MARK) { | |
a0d0e21e | 1920 | STRLEN mlen; |
1df70142 | 1921 | char * const 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 | { | |
27da23d5 | 1957 | dVAR; 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; | |
2fbb330f | 1971 | do_open(gv, "-", 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 | { | |
27da23d5 | 2004 | dVAR; 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 | { | |
27da23d5 | 2042 | dVAR; dSP; |
a0d0e21e | 2043 | GV *gv; |
5b468f54 | 2044 | IO *io; |
1df70142 | 2045 | const 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; | |
83003860 | 2145 | const char *name; |
7a5fd60d | 2146 | |
d05c1ba0 JH |
2147 | if (SvTYPE(sv) == SVt_PVGV) { |
2148 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
090bf15b | 2149 | goto do_ftruncate_gv; |
d05c1ba0 JH |
2150 | } |
2151 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2152 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
090bf15b SR |
2153 | goto do_ftruncate_gv; |
2154 | } | |
2155 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVIO) { | |
2156 | io = (IO*) SvRV(sv); /* *main::FRED{IO} for example */ | |
2157 | goto do_ftruncate_io; | |
d05c1ba0 | 2158 | } |
1e422769 | 2159 | |
83003860 | 2160 | name = SvPV_nolen_const(sv); |
d05c1ba0 | 2161 | TAINT_PROPER("truncate"); |
cbdc8872 | 2162 | #ifdef HAS_TRUNCATE |
d05c1ba0 JH |
2163 | if (truncate(name, len) < 0) |
2164 | result = 0; | |
cbdc8872 | 2165 | #else |
d05c1ba0 JH |
2166 | { |
2167 | int tmpfd; | |
2168 | ||
2169 | if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) | |
cbdc8872 | 2170 | result = 0; |
d05c1ba0 JH |
2171 | else { |
2172 | if (my_chsize(tmpfd, len) < 0) | |
2173 | result = 0; | |
2174 | PerlLIO_close(tmpfd); | |
2175 | } | |
cbdc8872 | 2176 | } |
a0d0e21e | 2177 | #endif |
d05c1ba0 | 2178 | } |
a0d0e21e | 2179 | |
d05c1ba0 JH |
2180 | if (result) |
2181 | RETPUSHYES; | |
2182 | if (!errno) | |
93189314 | 2183 | SETERRNO(EBADF,RMS_IFI); |
d05c1ba0 JH |
2184 | RETPUSHUNDEF; |
2185 | } | |
a0d0e21e LW |
2186 | } |
2187 | ||
2188 | PP(pp_fcntl) | |
2189 | { | |
cea2e8a9 | 2190 | return pp_ioctl(); |
a0d0e21e LW |
2191 | } |
2192 | ||
2193 | PP(pp_ioctl) | |
2194 | { | |
39644a26 | 2195 | dSP; dTARGET; |
748a9306 | 2196 | SV *argsv = POPs; |
1df70142 | 2197 | const unsigned int func = POPu; |
e1ec3a88 | 2198 | const int optype = PL_op->op_type; |
a0d0e21e | 2199 | char *s; |
324aa91a | 2200 | IV retval; |
a0d0e21e | 2201 | GV *gv = (GV*)POPs; |
c289d2f7 | 2202 | IO *io = gv ? GvIOn(gv) : 0; |
a0d0e21e | 2203 | |
748a9306 | 2204 | if (!io || !argsv || !IoIFP(io)) { |
c289d2f7 JH |
2205 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2206 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 2207 | SETERRNO(EBADF,RMS_IFI); /* well, sort of... */ |
a0d0e21e LW |
2208 | RETPUSHUNDEF; |
2209 | } | |
2210 | ||
748a9306 | 2211 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 2212 | STRLEN len; |
324aa91a | 2213 | STRLEN need; |
748a9306 | 2214 | s = SvPV_force(argsv, len); |
324aa91a HF |
2215 | need = IOCPARM_LEN(func); |
2216 | if (len < need) { | |
2217 | s = Sv_Grow(argsv, need + 1); | |
2218 | SvCUR_set(argsv, need); | |
a0d0e21e LW |
2219 | } |
2220 | ||
748a9306 | 2221 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
2222 | } |
2223 | else { | |
748a9306 | 2224 | retval = SvIV(argsv); |
c529f79d | 2225 | s = INT2PTR(char*,retval); /* ouch */ |
a0d0e21e LW |
2226 | } |
2227 | ||
2228 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
2229 | ||
2230 | if (optype == OP_IOCTL) | |
2231 | #ifdef HAS_IOCTL | |
76e3520e | 2232 | retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e | 2233 | #else |
cea2e8a9 | 2234 | DIE(aTHX_ "ioctl is not implemented"); |
a0d0e21e LW |
2235 | #endif |
2236 | else | |
c214f4ad WB |
2237 | #ifndef HAS_FCNTL |
2238 | DIE(aTHX_ "fcntl is not implemented"); | |
2239 | #else | |
55497cff | 2240 | #if defined(OS2) && defined(__EMX__) |
760ac839 | 2241 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 2242 | #else |
760ac839 | 2243 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
301e8125 | 2244 | #endif |
6652bd42 | 2245 | #endif |
a0d0e21e | 2246 | |
6652bd42 | 2247 | #if defined(HAS_IOCTL) || defined(HAS_FCNTL) |
748a9306 LW |
2248 | if (SvPOK(argsv)) { |
2249 | if (s[SvCUR(argsv)] != 17) | |
cea2e8a9 | 2250 | DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument", |
53e06cf0 | 2251 | OP_NAME(PL_op)); |
748a9306 LW |
2252 | s[SvCUR(argsv)] = 0; /* put our null back */ |
2253 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
2254 | } |
2255 | ||
2256 | if (retval == -1) | |
2257 | RETPUSHUNDEF; | |
2258 | if (retval != 0) { | |
2259 | PUSHi(retval); | |
2260 | } | |
2261 | else { | |
8903cb82 | 2262 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e | 2263 | } |
4808266b | 2264 | #endif |
c214f4ad | 2265 | RETURN; |
a0d0e21e LW |
2266 | } |
2267 | ||
2268 | PP(pp_flock) | |
2269 | { | |
9cad6237 | 2270 | #ifdef FLOCK |
39644a26 | 2271 | dSP; dTARGET; |
a0d0e21e LW |
2272 | I32 value; |
2273 | int argtype; | |
2274 | GV *gv; | |
bc37a18f | 2275 | IO *io = NULL; |
760ac839 | 2276 | PerlIO *fp; |
16d20bd9 | 2277 | |
a0d0e21e | 2278 | argtype = POPi; |
32da55ab | 2279 | if (MAXARG == 0) |
3280af22 | 2280 | gv = PL_last_in_gv; |
a0d0e21e LW |
2281 | else |
2282 | gv = (GV*)POPs; | |
bc37a18f RG |
2283 | if (gv && (io = GvIO(gv))) |
2284 | fp = IoIFP(io); | |
2285 | else { | |
a0d0e21e | 2286 | fp = Nullfp; |
bc37a18f RG |
2287 | io = NULL; |
2288 | } | |
a0d0e21e | 2289 | if (fp) { |
68dc0745 | 2290 | (void)PerlIO_flush(fp); |
76e3520e | 2291 | value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e | 2292 | } |
cb50131a | 2293 | else { |
bc37a18f RG |
2294 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2295 | report_evil_fh(gv, io, PL_op->op_type); | |
a0d0e21e | 2296 | value = 0; |
93189314 | 2297 | SETERRNO(EBADF,RMS_IFI); |
cb50131a | 2298 | } |
a0d0e21e LW |
2299 | PUSHi(value); |
2300 | RETURN; | |
2301 | #else | |
cea2e8a9 | 2302 | DIE(aTHX_ PL_no_func, "flock()"); |
a0d0e21e LW |
2303 | #endif |
2304 | } | |
2305 | ||
2306 | /* Sockets. */ | |
2307 | ||
2308 | PP(pp_socket) | |
2309 | { | |
a0d0e21e | 2310 | #ifdef HAS_SOCKET |
9cad6237 | 2311 | dSP; |
a0d0e21e LW |
2312 | GV *gv; |
2313 | register IO *io; | |
2314 | int protocol = POPi; | |
2315 | int type = POPi; | |
2316 | int domain = POPi; | |
2317 | int fd; | |
2318 | ||
2319 | gv = (GV*)POPs; | |
c289d2f7 | 2320 | io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2321 | |
c289d2f7 JH |
2322 | if (!gv || !io) { |
2323 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
2324 | report_evil_fh(gv, io, PL_op->op_type); | |
2325 | if (IoIFP(io)) | |
2326 | do_close(gv, FALSE); | |
93189314 | 2327 | SETERRNO(EBADF,LIB_INVARG); |
a0d0e21e LW |
2328 | RETPUSHUNDEF; |
2329 | } | |
2330 | ||
57171420 BS |
2331 | if (IoIFP(io)) |
2332 | do_close(gv, FALSE); | |
2333 | ||
a0d0e21e | 2334 | TAINT_PROPER("socket"); |
6ad3d225 | 2335 | fd = PerlSock_socket(domain, type, protocol); |
a0d0e21e LW |
2336 | if (fd < 0) |
2337 | RETPUSHUNDEF; | |
460c8493 IZ |
2338 | IoIFP(io) = PerlIO_fdopen(fd, "r"SOCKET_OPEN_MODE); /* stdio gets confused about sockets */ |
2339 | IoOFP(io) = PerlIO_fdopen(fd, "w"SOCKET_OPEN_MODE); | |
50952442 | 2340 | IoTYPE(io) = IoTYPE_SOCKET; |
a0d0e21e | 2341 | if (!IoIFP(io) || !IoOFP(io)) { |
760ac839 LW |
2342 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
2343 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
6ad3d225 | 2344 | if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd); |
a0d0e21e LW |
2345 | RETPUSHUNDEF; |
2346 | } | |
8d2a6795 GS |
2347 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2348 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2349 | #endif | |
a0d0e21e | 2350 | |
d5ff79b3 OF |
2351 | #ifdef EPOC |
2352 | setbuf( IoIFP(io), NULL); /* EPOC gets confused about sockets */ | |
2353 | #endif | |
2354 | ||
a0d0e21e LW |
2355 | RETPUSHYES; |
2356 | #else | |
cea2e8a9 | 2357 | DIE(aTHX_ PL_no_sock_func, "socket"); |
a0d0e21e LW |
2358 | #endif |
2359 | } | |
2360 | ||
2361 | PP(pp_sockpair) | |
2362 | { | |
c95c94b1 | 2363 | #if defined (HAS_SOCKETPAIR) || (defined (HAS_SOCKET) && defined(SOCK_DGRAM) && defined(AF_INET) && defined(PF_INET)) |
76ffd3b9 | 2364 | dSP; |
a0d0e21e LW |
2365 | GV *gv1; |
2366 | GV *gv2; | |
2367 | register IO *io1; | |
2368 | register IO *io2; | |
2369 | int protocol = POPi; | |
2370 | int type = POPi; | |
2371 | int domain = POPi; | |
2372 | int fd[2]; | |
2373 | ||
2374 | gv2 = (GV*)POPs; | |
2375 | gv1 = (GV*)POPs; | |
c289d2f7 JH |
2376 | io1 = gv1 ? GvIOn(gv1) : NULL; |
2377 | io2 = gv2 ? GvIOn(gv2) : NULL; | |
2378 | if (!gv1 || !gv2 || !io1 || !io2) { | |
2379 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { | |
2380 | if (!gv1 || !io1) | |
2381 | report_evil_fh(gv1, io1, PL_op->op_type); | |
2382 | if (!gv2 || !io2) | |
2383 | report_evil_fh(gv1, io2, PL_op->op_type); | |
2384 | } | |
2385 | if (IoIFP(io1)) | |
2386 | do_close(gv1, FALSE); | |
2387 | if (IoIFP(io2)) | |
2388 | do_close(gv2, FALSE); | |
a0d0e21e | 2389 | RETPUSHUNDEF; |
c289d2f7 | 2390 | } |
a0d0e21e | 2391 | |
dc0d0a5f JH |
2392 | if (IoIFP(io1)) |
2393 | do_close(gv1, FALSE); | |
2394 | if (IoIFP(io2)) | |
2395 | do_close(gv2, FALSE); | |
57171420 | 2396 | |
a0d0e21e | 2397 | TAINT_PROPER("socketpair"); |
6ad3d225 | 2398 | if (PerlSock_socketpair(domain, type, protocol, fd) < 0) |
a0d0e21e | 2399 | RETPUSHUNDEF; |
460c8493 IZ |
2400 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"SOCKET_OPEN_MODE); |
2401 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"SOCKET_OPEN_MODE); | |
50952442 | 2402 | IoTYPE(io1) = IoTYPE_SOCKET; |
460c8493 IZ |
2403 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"SOCKET_OPEN_MODE); |
2404 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"SOCKET_OPEN_MODE); | |
50952442 | 2405 | IoTYPE(io2) = IoTYPE_SOCKET; |
a0d0e21e | 2406 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { |
760ac839 LW |
2407 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
2408 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
6ad3d225 | 2409 | if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]); |
760ac839 LW |
2410 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
2411 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
6ad3d225 | 2412 | if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]); |
a0d0e21e LW |
2413 | RETPUSHUNDEF; |
2414 | } | |
8d2a6795 GS |
2415 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2416 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
2417 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
2418 | #endif | |
a0d0e21e LW |
2419 | |
2420 | RETPUSHYES; | |
2421 | #else | |
cea2e8a9 | 2422 | DIE(aTHX_ PL_no_sock_func, "socketpair"); |
a0d0e21e LW |
2423 | #endif |
2424 | } | |
2425 | ||
2426 | PP(pp_bind) | |
2427 | { | |
a0d0e21e | 2428 | #ifdef HAS_SOCKET |
9cad6237 | 2429 | dSP; |
eec2d3df | 2430 | #ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */ |
82b3da69 JH |
2431 | extern void GETPRIVMODE(); |
2432 | extern void GETUSERMODE(); | |
eec2d3df | 2433 | #endif |
748a9306 | 2434 | SV *addrsv = POPs; |
349d4f2f NC |
2435 | /* OK, so on what platform does bind modify addr? */ |
2436 | const char *addr; | |
a0d0e21e LW |
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 | ||
349d4f2f | 2448 | addr = SvPV_const(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; |
349d4f2f | 2491 | const char *addr; |
a0d0e21e LW |
2492 | GV *gv = (GV*)POPs; |
2493 | register IO *io = GvIOn(gv); | |
2494 | STRLEN len; | |
2495 | ||
2496 | if (!io || !IoIFP(io)) | |
2497 | goto nuts; | |
2498 | ||
349d4f2f | 2499 | addr = SvPV_const(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: { | |
1215b447 JH |
2686 | #if defined(__SYMBIAN32__) |
2687 | # define SETSOCKOPT_OPTION_VALUE_T void * | |
2688 | #else | |
2689 | # define SETSOCKOPT_OPTION_VALUE_T const char * | |
2690 | #endif | |
2691 | /* XXX TODO: We need to have a proper type (a Configure probe, | |
2692 | * etc.) for what the C headers think of the third argument of | |
2693 | * setsockopt(), the option_value read-only buffer: is it | |
2694 | * a "char *", or a "void *", const or not. Some compilers | |
2695 | * don't take kindly to e.g. assuming that "char *" implicitly | |
2696 | * promotes to a "void *", or to explicitly promoting/demoting | |
2697 | * consts to non/vice versa. The "const void *" is the SUS | |
2698 | * definition, but that does not fly everywhere for the above | |
2699 | * reasons. */ | |
2700 | SETSOCKOPT_OPTION_VALUE_T buf; | |
1e422769 | 2701 | int aint; |
2702 | if (SvPOKp(sv)) { | |
2d8e6c8d | 2703 | STRLEN l; |
1215b447 | 2704 | buf = (SETSOCKOPT_OPTION_VALUE_T) SvPV_const(sv, l); |
2d8e6c8d | 2705 | len = l; |
1e422769 | 2706 | } |
56ee1660 | 2707 | else { |
a0d0e21e | 2708 | aint = (int)SvIV(sv); |
1215b447 | 2709 | buf = (SETSOCKOPT_OPTION_VALUE_T) &aint; |
a0d0e21e LW |
2710 | len = sizeof(int); |
2711 | } | |
6ad3d225 | 2712 | if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0) |
a0d0e21e | 2713 | goto nuts2; |
3280af22 | 2714 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
2715 | } |
2716 | break; | |
2717 | } | |
2718 | RETURN; | |
2719 | ||
2720 | nuts: | |
599cee73 | 2721 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2722 | report_evil_fh(gv, io, optype); |
93189314 | 2723 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2724 | nuts2: |
2725 | RETPUSHUNDEF; | |
2726 | ||
2727 | #else | |
cea2e8a9 | 2728 | DIE(aTHX_ PL_no_sock_func, "setsockopt"); |
a0d0e21e LW |
2729 | #endif |
2730 | } | |
2731 | ||
2732 | PP(pp_getsockname) | |
2733 | { | |
2734 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2735 | return pp_getpeername(); |
a0d0e21e | 2736 | #else |
cea2e8a9 | 2737 | DIE(aTHX_ PL_no_sock_func, "getsockname"); |
a0d0e21e LW |
2738 | #endif |
2739 | } | |
2740 | ||
2741 | PP(pp_getpeername) | |
2742 | { | |
a0d0e21e | 2743 | #ifdef HAS_SOCKET |
9cad6237 | 2744 | dSP; |
533c011a | 2745 | int optype = PL_op->op_type; |
a0d0e21e LW |
2746 | SV *sv; |
2747 | int fd; | |
2748 | GV *gv = (GV*)POPs; | |
2749 | register IO *io = GvIOn(gv); | |
1e422769 | 2750 | Sock_size_t len; |
a0d0e21e LW |
2751 | |
2752 | if (!io || !IoIFP(io)) | |
2753 | goto nuts; | |
2754 | ||
2755 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 | 2756 | (void)SvPOK_only(sv); |
1e422769 | 2757 | len = 256; |
2758 | SvCUR_set(sv, len); | |
748a9306 | 2759 | *SvEND(sv) ='\0'; |
760ac839 | 2760 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2761 | switch (optype) { |
2762 | case OP_GETSOCKNAME: | |
6ad3d225 | 2763 | if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e LW |
2764 | goto nuts2; |
2765 | break; | |
2766 | case OP_GETPEERNAME: | |
6ad3d225 | 2767 | if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e | 2768 | goto nuts2; |
490ab354 JH |
2769 | #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS) |
2770 | { | |
2771 | 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"; | |
2772 | /* If the call succeeded, make sure we don't have a zeroed port/addr */ | |
349d4f2f | 2773 | if (((struct sockaddr *)SvPVX_const(sv))->sa_family == AF_INET && |
2fbb330f | 2774 | !memcmp(SvPVX_const(sv) + sizeof(u_short), nowhere, |
490ab354 | 2775 | sizeof(u_short) + sizeof(struct in_addr))) { |
301e8125 | 2776 | goto nuts2; |
490ab354 JH |
2777 | } |
2778 | } | |
2779 | #endif | |
a0d0e21e LW |
2780 | break; |
2781 | } | |
13826f2c CS |
2782 | #ifdef BOGUS_GETNAME_RETURN |
2783 | /* Interactive Unix, getpeername() and getsockname() | |
2784 | does not return valid namelen */ | |
1e422769 | 2785 | if (len == BOGUS_GETNAME_RETURN) |
2786 | len = sizeof(struct sockaddr); | |
13826f2c | 2787 | #endif |
1e422769 | 2788 | SvCUR_set(sv, len); |
748a9306 | 2789 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2790 | PUSHs(sv); |
2791 | RETURN; | |
2792 | ||
2793 | nuts: | |
599cee73 | 2794 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2795 | report_evil_fh(gv, io, optype); |
93189314 | 2796 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2797 | nuts2: |
2798 | RETPUSHUNDEF; | |
2799 | ||
2800 | #else | |
cea2e8a9 | 2801 | DIE(aTHX_ PL_no_sock_func, "getpeername"); |
a0d0e21e LW |
2802 | #endif |
2803 | } | |
2804 | ||
2805 | /* Stat calls. */ | |
2806 | ||
2807 | PP(pp_lstat) | |
2808 | { | |
cea2e8a9 | 2809 | return pp_stat(); |
a0d0e21e LW |
2810 | } |
2811 | ||
2812 | PP(pp_stat) | |
2813 | { | |
39644a26 | 2814 | dSP; |
2dd78f96 | 2815 | GV *gv; |
54310121 | 2816 | I32 gimme; |
a0d0e21e LW |
2817 | I32 max = 13; |
2818 | ||
533c011a | 2819 | if (PL_op->op_flags & OPf_REF) { |
2dd78f96 | 2820 | gv = cGVOP_gv; |
8a4e5b40 | 2821 | if (PL_op->op_type == OP_LSTAT) { |
5d3e98de RGS |
2822 | if (gv != PL_defgv) { |
2823 | if (ckWARN(WARN_IO)) | |
9014280d | 2824 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de RGS |
2825 | "lstat() on filehandle %s", GvENAME(gv)); |
2826 | } else if (PL_laststype != OP_LSTAT) | |
8a4e5b40 | 2827 | Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); |
8a4e5b40 DD |
2828 | } |
2829 | ||
748a9306 | 2830 | do_fstat: |
2dd78f96 | 2831 | if (gv != PL_defgv) { |
3280af22 | 2832 | PL_laststype = OP_STAT; |
2dd78f96 | 2833 | PL_statgv = gv; |
c69006e4 | 2834 | sv_setpvn(PL_statname, "", 0); |
2dd78f96 JH |
2835 | PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) |
2836 | ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); | |
a0d0e21e | 2837 | } |
9ddeeac9 | 2838 | if (PL_laststatval < 0) { |
2dd78f96 JH |
2839 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2840 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); | |
a0d0e21e | 2841 | max = 0; |
9ddeeac9 | 2842 | } |
a0d0e21e LW |
2843 | } |
2844 | else { | |
748a9306 LW |
2845 | SV* sv = POPs; |
2846 | if (SvTYPE(sv) == SVt_PVGV) { | |
2dd78f96 | 2847 | gv = (GV*)sv; |
748a9306 LW |
2848 | goto do_fstat; |
2849 | } | |
2850 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2dd78f96 | 2851 | gv = (GV*)SvRV(sv); |
5d3e98de | 2852 | if (PL_op->op_type == OP_LSTAT && ckWARN(WARN_IO)) |
9014280d | 2853 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de | 2854 | "lstat() on filehandle %s", GvENAME(gv)); |
748a9306 LW |
2855 | goto do_fstat; |
2856 | } | |
0510663f | 2857 | sv_setpv(PL_statname, SvPV_nolen_const(sv)); |
3280af22 | 2858 | PL_statgv = Nullgv; |
533c011a NIS |
2859 | PL_laststype = PL_op->op_type; |
2860 | if (PL_op->op_type == OP_LSTAT) | |
0510663f | 2861 | PL_laststatval = PerlLIO_lstat(SvPV_nolen_const(PL_statname), &PL_statcache); |
a0d0e21e | 2862 | else |
0510663f | 2863 | PL_laststatval = PerlLIO_stat(SvPV_nolen_const(PL_statname), &PL_statcache); |
3280af22 | 2864 | if (PL_laststatval < 0) { |
0510663f | 2865 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV_nolen_const(PL_statname), '\n')) |
9014280d | 2866 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "stat"); |
a0d0e21e LW |
2867 | max = 0; |
2868 | } | |
2869 | } | |
2870 | ||
54310121 | 2871 | gimme = GIMME_V; |
2872 | if (gimme != G_ARRAY) { | |
2873 | if (gimme != G_VOID) | |
2874 | XPUSHs(boolSV(max)); | |
2875 | RETURN; | |
a0d0e21e LW |
2876 | } |
2877 | if (max) { | |
36477c24 | 2878 | EXTEND(SP, max); |
2879 | EXTEND_MORTAL(max); | |
1ff81528 PL |
2880 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev))); |
2881 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino))); | |
b448e4fe JH |
2882 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode))); |
2883 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink))); | |
146174a9 CB |
2884 | #if Uid_t_size > IVSIZE |
2885 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid))); | |
2886 | #else | |
23dcd6c8 | 2887 | # if Uid_t_sign <= 0 |
1ff81528 | 2888 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid))); |
23dcd6c8 JH |
2889 | # else |
2890 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); | |
2891 | # endif | |
146174a9 | 2892 | #endif |
301e8125 | 2893 | #if Gid_t_size > IVSIZE |
146174a9 CB |
2894 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); |
2895 | #else | |
23dcd6c8 | 2896 | # if Gid_t_sign <= 0 |
1ff81528 | 2897 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid))); |
23dcd6c8 JH |
2898 | # else |
2899 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid))); | |
2900 | # endif | |
146174a9 | 2901 | #endif |
cbdc8872 | 2902 | #ifdef USE_STAT_RDEV |
1ff81528 | 2903 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev))); |
cbdc8872 | 2904 | #else |
79cb57f6 | 2905 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
cbdc8872 | 2906 | #endif |
146174a9 | 2907 | #if Off_t_size > IVSIZE |
4a9d6100 | 2908 | PUSHs(sv_2mortal(newSVnv((NV)PL_statcache.st_size))); |
146174a9 | 2909 | #else |
1ff81528 | 2910 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_size))); |
146174a9 | 2911 | #endif |
cbdc8872 | 2912 | #ifdef BIG_TIME |
172ae379 JH |
2913 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime))); |
2914 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime))); | |
2915 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime))); | |
cbdc8872 | 2916 | #else |
1ff81528 PL |
2917 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime))); |
2918 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime))); | |
2919 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime))); | |
cbdc8872 | 2920 | #endif |
a0d0e21e | 2921 | #ifdef USE_STAT_BLOCKS |
b448e4fe JH |
2922 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize))); |
2923 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks))); | |
a0d0e21e | 2924 | #else |
79cb57f6 GS |
2925 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
2926 | PUSHs(sv_2mortal(newSVpvn("", 0))); | |
a0d0e21e LW |
2927 | #endif |
2928 | } | |
2929 | RETURN; | |
2930 | } | |
2931 | ||
fbb0b3b3 RGS |
2932 | /* This macro is used by the stacked filetest operators : |
2933 | * if the previous filetest failed, short-circuit and pass its value. | |
2934 | * Else, discard it from the stack and continue. --rgs | |
2935 | */ | |
2936 | #define STACKED_FTEST_CHECK if (PL_op->op_private & OPpFT_STACKED) { \ | |
2937 | if (TOPs == &PL_sv_no || TOPs == &PL_sv_undef) { RETURN; } \ | |
2938 | else { (void)POPs; PUTBACK; } \ | |
2939 | } | |
2940 | ||
a0d0e21e LW |
2941 | PP(pp_ftrread) |
2942 | { | |
9cad6237 | 2943 | I32 result; |
2a3ff820 | 2944 | dSP; |
fbb0b3b3 | 2945 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2946 | #if defined(HAS_ACCESS) && defined(R_OK) |
1af34c76 | 2947 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 2948 | result = access(POPpx, R_OK); |
5ff3f7a4 GS |
2949 | if (result == 0) |
2950 | RETPUSHYES; | |
2951 | if (result < 0) | |
2952 | RETPUSHUNDEF; | |
2953 | RETPUSHNO; | |
22865c03 GS |
2954 | } |
2955 | else | |
cea2e8a9 | 2956 | result = my_stat(); |
5ff3f7a4 | 2957 | #else |
cea2e8a9 | 2958 | result = my_stat(); |
5ff3f7a4 | 2959 | #endif |
22865c03 | 2960 | SPAGAIN; |
a0d0e21e LW |
2961 | if (result < 0) |
2962 | RETPUSHUNDEF; | |
3280af22 | 2963 | if (cando(S_IRUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2964 | RETPUSHYES; |
2965 | RETPUSHNO; | |
2966 | } | |
2967 | ||
2968 | PP(pp_ftrwrite) | |
2969 | { | |
9cad6237 | 2970 | I32 result; |
2a3ff820 | 2971 | dSP; |
fbb0b3b3 | 2972 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2973 | #if defined(HAS_ACCESS) && defined(W_OK) |
1af34c76 | 2974 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 2975 | result = access(POPpx, W_OK); |
5ff3f7a4 GS |
2976 | if (result == 0) |
2977 | RETPUSHYES; | |
2978 | if (result < 0) | |
2979 | RETPUSHUNDEF; | |
2980 | RETPUSHNO; | |
22865c03 GS |
2981 | } |
2982 | else | |
cea2e8a9 | 2983 | result = my_stat(); |
5ff3f7a4 | 2984 | #else |
cea2e8a9 | 2985 | result = my_stat(); |
5ff3f7a4 | 2986 | #endif |
22865c03 | 2987 | SPAGAIN; |
a0d0e21e LW |
2988 | if (result < 0) |
2989 | RETPUSHUNDEF; | |
3280af22 | 2990 | if (cando(S_IWUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2991 | RETPUSHYES; |
2992 | RETPUSHNO; | |
2993 | } | |
2994 | ||
2995 | PP(pp_ftrexec) | |
2996 | { | |
9cad6237 | 2997 | I32 result; |
2a3ff820 | 2998 | dSP; |
fbb0b3b3 | 2999 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3000 | #if defined(HAS_ACCESS) && defined(X_OK) |
1af34c76 | 3001 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 3002 | result = access(POPpx, X_OK); |
5ff3f7a4 GS |
3003 | if (result == 0) |
3004 | RETPUSHYES; | |
3005 | if (result < 0) | |
3006 | RETPUSHUNDEF; | |
3007 | RETPUSHNO; | |
22865c03 GS |
3008 | } |
3009 | else | |
cea2e8a9 | 3010 | result = my_stat(); |
5ff3f7a4 | 3011 | #else |
cea2e8a9 | 3012 | result = my_stat(); |
5ff3f7a4 | 3013 | #endif |
22865c03 | 3014 | SPAGAIN; |
a0d0e21e LW |
3015 | if (result < 0) |
3016 | RETPUSHUNDEF; | |
3280af22 | 3017 | if (cando(S_IXUSR, 0, &PL_statcache)) |
a0d0e21e LW |
3018 | RETPUSHYES; |
3019 | RETPUSHNO; | |
3020 | } | |
3021 | ||
3022 | PP(pp_fteread) | |
3023 | { | |
9cad6237 | 3024 | I32 result; |
2a3ff820 | 3025 | dSP; |
fbb0b3b3 | 3026 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3027 | #ifdef PERL_EFF_ACCESS_R_OK |
1af34c76 | 3028 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 3029 | result = PERL_EFF_ACCESS_R_OK(POPpx); |
5ff3f7a4 GS |
3030 | if (result == 0) |
3031 | RETPUSHYES; | |
3032 | if (result < 0) | |
3033 | RETPUSHUNDEF; | |
3034 | RETPUSHNO; | |
22865c03 GS |
3035 | } |
3036 | else | |
cea2e8a9 | 3037 | result = my_stat(); |
5ff3f7a4 | 3038 | #else |
cea2e8a9 | 3039 | result = my_stat(); |
5ff3f7a4 | 3040 | #endif |
22865c03 | 3041 | SPAGAIN; |
a0d0e21e LW |
3042 | if (result < 0) |
3043 | RETPUSHUNDEF; | |
3280af22 | 3044 | if (cando(S_IRUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3045 | RETPUSHYES; |
3046 | RETPUSHNO; | |
3047 | } | |
3048 | ||
3049 | PP(pp_ftewrite) | |
3050 | { | |
9cad6237 | 3051 | I32 result; |
2a3ff820 | 3052 | dSP; |
fbb0b3b3 | 3053 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3054 | #ifdef PERL_EFF_ACCESS_W_OK |
1af34c76 | 3055 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 3056 | result = PERL_EFF_ACCESS_W_OK(POPpx); |
5ff3f7a4 GS |
3057 | if (result == 0) |
3058 | RETPUSHYES; | |
3059 | if (result < 0) | |
3060 | RETPUSHUNDEF; | |
3061 | RETPUSHNO; | |
22865c03 GS |
3062 | } |
3063 | else | |
cea2e8a9 | 3064 | result = my_stat(); |
5ff3f7a4 | 3065 | #else |
cea2e8a9 | 3066 | result = my_stat(); |
5ff3f7a4 | 3067 | #endif |
22865c03 | 3068 | SPAGAIN; |
a0d0e21e LW |
3069 | if (result < 0) |
3070 | RETPUSHUNDEF; | |
3280af22 | 3071 | if (cando(S_IWUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3072 | RETPUSHYES; |
3073 | RETPUSHNO; | |
3074 | } | |
3075 | ||
3076 | PP(pp_fteexec) | |
3077 | { | |
9cad6237 | 3078 | I32 result; |
2a3ff820 | 3079 | dSP; |
fbb0b3b3 | 3080 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3081 | #ifdef PERL_EFF_ACCESS_X_OK |
1af34c76 | 3082 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 3083 | result = PERL_EFF_ACCESS_X_OK(POPpx); |
5ff3f7a4 GS |
3084 | if (result == 0) |
3085 | RETPUSHYES; | |
3086 | if (result < 0) | |
3087 | RETPUSHUNDEF; | |
3088 | RETPUSHNO; | |
22865c03 GS |
3089 | } |
3090 | else | |
cea2e8a9 | 3091 | result = my_stat(); |
5ff3f7a4 | 3092 | #else |
cea2e8a9 | 3093 | result = my_stat(); |
5ff3f7a4 | 3094 | #endif |
22865c03 | 3095 | SPAGAIN; |
a0d0e21e LW |
3096 | if (result < 0) |
3097 | RETPUSHUNDEF; | |
3280af22 | 3098 | if (cando(S_IXUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3099 | RETPUSHYES; |
3100 | RETPUSHNO; | |
3101 | } | |
3102 | ||
3103 | PP(pp_ftis) | |
3104 | { | |
fbb0b3b3 | 3105 | I32 result; |
2a3ff820 | 3106 | dSP; |
fbb0b3b3 RGS |
3107 | STACKED_FTEST_CHECK; |
3108 | result = my_stat(); | |
3109 | SPAGAIN; | |
a0d0e21e LW |
3110 | if (result < 0) |
3111 | RETPUSHUNDEF; | |
3112 | RETPUSHYES; | |
3113 | } | |
3114 | ||
3115 | PP(pp_fteowned) | |
3116 | { | |
cea2e8a9 | 3117 | return pp_ftrowned(); |
a0d0e21e LW |
3118 | } |
3119 | ||
3120 | PP(pp_ftrowned) | |
3121 | { | |
fbb0b3b3 | 3122 | I32 result; |
2a3ff820 | 3123 | dSP; |
fbb0b3b3 RGS |
3124 | STACKED_FTEST_CHECK; |
3125 | result = my_stat(); | |
3126 | SPAGAIN; | |
a0d0e21e LW |
3127 | if (result < 0) |
3128 | RETPUSHUNDEF; | |
146174a9 CB |
3129 | if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? |
3130 | PL_euid : PL_uid) ) | |
a0d0e21e LW |
3131 | RETPUSHYES; |
3132 | RETPUSHNO; | |
3133 | } | |
3134 | ||
3135 | PP(pp_ftzero) | |
3136 | { | |
fbb0b3b3 | 3137 | I32 result; |
2a3ff820 | 3138 | dSP; |
fbb0b3b3 RGS |
3139 | STACKED_FTEST_CHECK; |
3140 | result = my_stat(); | |
3141 | SPAGAIN; | |
a0d0e21e LW |
3142 | if (result < 0) |
3143 | RETPUSHUNDEF; | |
146174a9 | 3144 | if (PL_statcache.st_size == 0) |
a0d0e21e LW |
3145 | RETPUSHYES; |
3146 | RETPUSHNO; | |
3147 | } | |
3148 | ||
3149 | PP(pp_ftsize) | |
3150 | { | |
fbb0b3b3 | 3151 | I32 result; |
2a3ff820 | 3152 | dSP; dTARGET; |
fbb0b3b3 RGS |
3153 | STACKED_FTEST_CHECK; |
3154 | result = my_stat(); | |
3155 | SPAGAIN; | |
a0d0e21e LW |
3156 | if (result < 0) |
3157 | RETPUSHUNDEF; | |
146174a9 CB |
3158 | #if Off_t_size > IVSIZE |
3159 | PUSHn(PL_statcache.st_size); | |
3160 | #else | |
3280af22 | 3161 | PUSHi(PL_statcache.st_size); |
146174a9 | 3162 | #endif |
a0d0e21e LW |
3163 | RETURN; |
3164 | } | |
3165 | ||
3166 | PP(pp_ftmtime) | |
3167 | { | |
fbb0b3b3 | 3168 | I32 result; |
2a3ff820 | 3169 | dSP; dTARGET; |
fbb0b3b3 RGS |
3170 | STACKED_FTEST_CHECK; |
3171 | result = my_stat(); | |
3172 | SPAGAIN; | |
a0d0e21e LW |
3173 | if (result < 0) |
3174 | RETPUSHUNDEF; | |
a80d47c2 | 3175 | PUSHn( (((NV)PL_basetime - PL_statcache.st_mtime)) / 86400.0 ); |
a0d0e21e LW |
3176 | RETURN; |
3177 | } | |
3178 | ||
3179 | PP(pp_ftatime) | |
3180 | { | |
fbb0b3b3 | 3181 | I32 result; |
2a3ff820 | 3182 | dSP; dTARGET; |
fbb0b3b3 RGS |
3183 | STACKED_FTEST_CHECK; |
3184 | result = my_stat(); | |
3185 | SPAGAIN; | |
a0d0e21e LW |
3186 | if (result < 0) |
3187 | RETPUSHUNDEF; | |
a80d47c2 | 3188 | PUSHn( (((NV)PL_basetime - PL_statcache.st_atime)) / 86400.0 ); |
a0d0e21e LW |
3189 | RETURN; |
3190 | } | |
3191 | ||
3192 | PP(pp_ftctime) | |
3193 | { | |
fbb0b3b3 | 3194 | I32 result; |
2a3ff820 | 3195 | dSP; dTARGET; |
fbb0b3b3 RGS |
3196 | STACKED_FTEST_CHECK; |
3197 | result = my_stat(); | |
3198 | SPAGAIN; | |
a0d0e21e LW |
3199 | if (result < 0) |
3200 | RETPUSHUNDEF; | |
a80d47c2 | 3201 | PUSHn( (((NV)PL_basetime - PL_statcache.st_ctime)) / 86400.0 ); |
a0d0e21e LW |
3202 | RETURN; |
3203 | } | |
3204 | ||
3205 | PP(pp_ftsock) | |
3206 | { | |
fbb0b3b3 | 3207 | I32 result; |
2a3ff820 | 3208 | dSP; |
fbb0b3b3 RGS |
3209 | STACKED_FTEST_CHECK; |
3210 | result = my_stat(); | |
3211 | SPAGAIN; | |
a0d0e21e LW |
3212 | if (result < 0) |
3213 | RETPUSHUNDEF; | |
3280af22 | 3214 | if (S_ISSOCK(PL_statcache.st_mode)) |
a0d0e21e LW |
3215 | RETPUSHYES; |
3216 | RETPUSHNO; | |
3217 | } | |
3218 | ||
3219 | PP(pp_ftchr) | |
3220 | { | |
fbb0b3b3 | 3221 | I32 result; |
2a3ff820 | 3222 | dSP; |
fbb0b3b3 RGS |
3223 | STACKED_FTEST_CHECK; |
3224 | result = my_stat(); | |
3225 | SPAGAIN; | |
a0d0e21e LW |
3226 | if (result < 0) |
3227 | RETPUSHUNDEF; | |
3280af22 | 3228 | if (S_ISCHR(PL_statcache.st_mode)) |
a0d0e21e LW |
3229 | RETPUSHYES; |
3230 | RETPUSHNO; | |
3231 | } | |
3232 | ||
3233 | PP(pp_ftblk) | |
3234 | { | |
fbb0b3b3 | 3235 | I32 result; |
2a3ff820 | 3236 | dSP; |
fbb0b3b3 RGS |
3237 | STACKED_FTEST_CHECK; |
3238 | result = my_stat(); | |
3239 | SPAGAIN; | |
a0d0e21e LW |
3240 | if (result < 0) |
3241 | RETPUSHUNDEF; | |
3280af22 | 3242 | if (S_ISBLK(PL_statcache.st_mode)) |
a0d0e21e LW |
3243 | RETPUSHYES; |
3244 | RETPUSHNO; | |
3245 | } | |
3246 | ||
3247 | PP(pp_ftfile) | |
3248 | { | |
fbb0b3b3 | 3249 | I32 result; |
2a3ff820 | 3250 | dSP; |
fbb0b3b3 RGS |
3251 | STACKED_FTEST_CHECK; |
3252 | result = my_stat(); | |
3253 | SPAGAIN; | |
a0d0e21e LW |
3254 | if (result < 0) |
3255 | RETPUSHUNDEF; | |
3280af22 | 3256 | if (S_ISREG(PL_statcache.st_mode)) |
a0d0e21e LW |
3257 | RETPUSHYES; |
3258 | RETPUSHNO; | |
3259 | } | |
3260 | ||
3261 | PP(pp_ftdir) | |
3262 | { | |
fbb0b3b3 | 3263 | I32 result; |
2a3ff820 | 3264 | dSP; |
fbb0b3b3 RGS |
3265 | STACKED_FTEST_CHECK; |
3266 | result = my_stat(); | |
3267 | SPAGAIN; | |
a0d0e21e LW |
3268 | if (result < 0) |
3269 | RETPUSHUNDEF; | |
3280af22 | 3270 | if (S_ISDIR(PL_statcache.st_mode)) |
a0d0e21e LW |
3271 | RETPUSHYES; |
3272 | RETPUSHNO; | |
3273 | } | |
3274 | ||
3275 | PP(pp_ftpipe) | |
3276 | { | |
fbb0b3b3 | 3277 | I32 result; |
2a3ff820 | 3278 | dSP; |
fbb0b3b3 RGS |
3279 | STACKED_FTEST_CHECK; |
3280 | result = my_stat(); | |
3281 | SPAGAIN; | |
a0d0e21e LW |
3282 | if (result < 0) |
3283 | RETPUSHUNDEF; | |
3280af22 | 3284 | if (S_ISFIFO(PL_statcache.st_mode)) |
a0d0e21e LW |
3285 | RETPUSHYES; |
3286 | RETPUSHNO; | |
3287 | } | |
3288 | ||
3289 | PP(pp_ftlink) | |
3290 | { | |
9cad6237 | 3291 | I32 result = my_lstat(); |
2a3ff820 | 3292 | dSP; |
a0d0e21e LW |
3293 | if (result < 0) |
3294 | RETPUSHUNDEF; | |
3280af22 | 3295 | if (S_ISLNK(PL_statcache.st_mode)) |
a0d0e21e LW |
3296 | RETPUSHYES; |
3297 | RETPUSHNO; | |
3298 | } | |
3299 | ||
3300 | PP(pp_ftsuid) | |
3301 | { | |
39644a26 | 3302 | dSP; |
a0d0e21e | 3303 | #ifdef S_ISUID |
fbb0b3b3 RGS |
3304 | I32 result; |
3305 | STACKED_FTEST_CHECK; | |
3306 | result = my_stat(); | |
a0d0e21e LW |
3307 | SPAGAIN; |
3308 | if (result < 0) | |
3309 | RETPUSHUNDEF; | |
3280af22 | 3310 | if (PL_statcache.st_mode & S_ISUID) |
a0d0e21e LW |
3311 | RETPUSHYES; |
3312 | #endif | |
3313 | RETPUSHNO; | |
3314 | } | |
3315 | ||
3316 | PP(pp_ftsgid) | |
3317 | { | |
39644a26 | 3318 | dSP; |
a0d0e21e | 3319 | #ifdef S_ISGID |
fbb0b3b3 RGS |
3320 | I32 result; |
3321 | STACKED_FTEST_CHECK; | |
3322 | result = my_stat(); | |
a0d0e21e LW |
3323 | SPAGAIN; |
3324 | if (result < 0) | |
3325 | RETPUSHUNDEF; | |
3280af22 | 3326 | if (PL_statcache.st_mode & S_ISGID) |
a0d0e21e LW |
3327 | RETPUSHYES; |
3328 | #endif | |
3329 | RETPUSHNO; | |
3330 | } | |
3331 | ||
3332 | PP(pp_ftsvtx) | |
3333 | { | |
39644a26 | 3334 | dSP; |
a0d0e21e | 3335 | #ifdef S_ISVTX |
fbb0b3b3 RGS |
3336 | I32 result; |
3337 | STACKED_FTEST_CHECK; | |
3338 | result = my_stat(); | |
a0d0e21e LW |
3339 | SPAGAIN; |
3340 | if (result < 0) | |
3341 | RETPUSHUNDEF; | |
3280af22 | 3342 | if (PL_statcache.st_mode & S_ISVTX) |
a0d0e21e LW |
3343 | RETPUSHYES; |
3344 | #endif | |
3345 | RETPUSHNO; | |
3346 | } | |
3347 | ||
3348 | PP(pp_fttty) | |
3349 | { | |
39644a26 | 3350 | dSP; |
a0d0e21e LW |
3351 | int fd; |
3352 | GV *gv; | |
7a5fd60d | 3353 | SV *tmpsv = Nullsv; |
fb73857a | 3354 | |
fbb0b3b3 RGS |
3355 | STACKED_FTEST_CHECK; |
3356 | ||
533c011a | 3357 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3358 | gv = cGVOP_gv; |
fb73857a | 3359 | else if (isGV(TOPs)) |
3360 | gv = (GV*)POPs; | |
3361 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3362 | gv = (GV*)SvRV(POPs); | |
a0d0e21e | 3363 | else |
7a5fd60d | 3364 | gv = gv_fetchsv(tmpsv = POPs, FALSE, SVt_PVIO); |
fb73857a | 3365 | |
a0d0e21e | 3366 | if (GvIO(gv) && IoIFP(GvIOp(gv))) |
760ac839 | 3367 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
7a5fd60d | 3368 | else if (tmpsv && SvOK(tmpsv)) { |
349d4f2f | 3369 | const char *tmps = SvPV_nolen_const(tmpsv); |
7a5fd60d NC |
3370 | if (isDIGIT(*tmps)) |
3371 | fd = atoi(tmps); | |
3372 | else | |
3373 | RETPUSHUNDEF; | |
3374 | } | |
a0d0e21e LW |
3375 | else |
3376 | RETPUSHUNDEF; | |
6ad3d225 | 3377 | if (PerlLIO_isatty(fd)) |
a0d0e21e LW |
3378 | RETPUSHYES; |
3379 | RETPUSHNO; | |
3380 | } | |
3381 | ||
16d20bd9 AD |
3382 | #if defined(atarist) /* this will work with atariST. Configure will |
3383 | make guesses for other systems. */ | |
3384 | # define FILE_base(f) ((f)->_base) | |
3385 | # define FILE_ptr(f) ((f)->_ptr) | |
3386 | # define FILE_cnt(f) ((f)->_cnt) | |
3387 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
3388 | #endif |
3389 | ||
3390 | PP(pp_fttext) | |
3391 | { | |
39644a26 | 3392 | dSP; |
a0d0e21e LW |
3393 | I32 i; |
3394 | I32 len; | |
3395 | I32 odd = 0; | |
3396 | STDCHAR tbuf[512]; | |
3397 | register STDCHAR *s; | |
3398 | register IO *io; | |
5f05dabc | 3399 | register SV *sv; |
3400 | GV *gv; | |
146174a9 | 3401 | PerlIO *fp; |
a0d0e21e | 3402 | |
fbb0b3b3 RGS |
3403 | STACKED_FTEST_CHECK; |
3404 | ||
533c011a | 3405 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3406 | gv = cGVOP_gv; |
5f05dabc | 3407 | else if (isGV(TOPs)) |
3408 | gv = (GV*)POPs; | |
3409 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3410 | gv = (GV*)SvRV(POPs); | |
3411 | else | |
3412 | gv = Nullgv; | |
3413 | ||
3414 | if (gv) { | |
a0d0e21e | 3415 | EXTEND(SP, 1); |
3280af22 NIS |
3416 | if (gv == PL_defgv) { |
3417 | if (PL_statgv) | |
3418 | io = GvIO(PL_statgv); | |
a0d0e21e | 3419 | else { |
3280af22 | 3420 | sv = PL_statname; |
a0d0e21e LW |
3421 | goto really_filename; |
3422 | } | |
3423 | } | |
3424 | else { | |
3280af22 NIS |
3425 | PL_statgv = gv; |
3426 | PL_laststatval = -1; | |
c69006e4 | 3427 | sv_setpvn(PL_statname, "", 0); |
3280af22 | 3428 | io = GvIO(PL_statgv); |
a0d0e21e LW |
3429 | } |
3430 | if (io && IoIFP(io)) { | |
5f05dabc | 3431 | if (! PerlIO_has_base(IoIFP(io))) |
cea2e8a9 | 3432 | DIE(aTHX_ "-T and -B not implemented on filehandles"); |
3280af22 NIS |
3433 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); |
3434 | if (PL_laststatval < 0) | |
5f05dabc | 3435 | RETPUSHUNDEF; |
9cbac4c7 | 3436 | if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ |
533c011a | 3437 | if (PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3438 | RETPUSHNO; |
3439 | else | |
3440 | RETPUSHYES; | |
9cbac4c7 | 3441 | } |
a20bf0c3 | 3442 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
760ac839 | 3443 | i = PerlIO_getc(IoIFP(io)); |
a0d0e21e | 3444 | if (i != EOF) |
760ac839 | 3445 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 3446 | } |
a20bf0c3 | 3447 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 3448 | RETPUSHYES; |
a20bf0c3 JH |
3449 | len = PerlIO_get_bufsiz(IoIFP(io)); |
3450 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
760ac839 LW |
3451 | /* sfio can have large buffers - limit to 512 */ |
3452 | if (len > 512) | |
3453 | len = 512; | |
a0d0e21e LW |
3454 | } |
3455 | else { | |
2dd78f96 | 3456 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { |
146174a9 | 3457 | gv = cGVOP_gv; |
2dd78f96 | 3458 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); |
146174a9 | 3459 | } |
93189314 | 3460 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
3461 | RETPUSHUNDEF; |
3462 | } | |
3463 | } | |
3464 | else { | |
3465 | sv = POPs; | |
5f05dabc | 3466 | really_filename: |
3280af22 | 3467 | PL_statgv = Nullgv; |
5c9aa243 | 3468 | PL_laststype = OP_STAT; |
d5263905 | 3469 | sv_setpv(PL_statname, SvPV_nolen_const(sv)); |
aa07b2f6 | 3470 | if (!(fp = PerlIO_open(SvPVX_const(PL_statname), "r"))) { |
349d4f2f NC |
3471 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV_nolen_const(PL_statname), |
3472 | '\n')) | |
9014280d | 3473 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "open"); |
a0d0e21e LW |
3474 | RETPUSHUNDEF; |
3475 | } | |
146174a9 CB |
3476 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache); |
3477 | if (PL_laststatval < 0) { | |
3478 | (void)PerlIO_close(fp); | |
5f05dabc | 3479 | RETPUSHUNDEF; |
146174a9 | 3480 | } |
60382766 | 3481 | PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); |
146174a9 CB |
3482 | len = PerlIO_read(fp, tbuf, sizeof(tbuf)); |
3483 | (void)PerlIO_close(fp); | |
a0d0e21e | 3484 | if (len <= 0) { |
533c011a | 3485 | if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3486 | RETPUSHNO; /* special case NFS directories */ |
3487 | RETPUSHYES; /* null file is anything */ | |
3488 | } | |
3489 | s = tbuf; | |
3490 | } | |
3491 | ||
3492 | /* now scan s to look for textiness */ | |
4633a7c4 | 3493 | /* XXX ASCII dependent code */ |
a0d0e21e | 3494 | |
146174a9 CB |
3495 | #if defined(DOSISH) || defined(USEMYBINMODE) |
3496 | /* ignore trailing ^Z on short files */ | |
3497 | if (len && len < sizeof(tbuf) && tbuf[len-1] == 26) | |
3498 | --len; | |
3499 | #endif | |
3500 | ||
a0d0e21e LW |
3501 | for (i = 0; i < len; i++, s++) { |
3502 | if (!*s) { /* null never allowed in text */ | |
3503 | odd += len; | |
3504 | break; | |
3505 | } | |
9d116dd7 | 3506 | #ifdef EBCDIC |
301e8125 | 3507 | else if (!(isPRINT(*s) || isSPACE(*s))) |
9d116dd7 JH |
3508 | odd++; |
3509 | #else | |
146174a9 CB |
3510 | else if (*s & 128) { |
3511 | #ifdef USE_LOCALE | |
2de3dbcc | 3512 | if (IN_LOCALE_RUNTIME && isALPHA_LC(*s)) |
b3f66c68 GS |
3513 | continue; |
3514 | #endif | |
3515 | /* utf8 characters don't count as odd */ | |
fd400ab9 | 3516 | if (UTF8_IS_START(*s)) { |
b3f66c68 GS |
3517 | int ulen = UTF8SKIP(s); |
3518 | if (ulen < len - i) { | |
3519 | int j; | |
3520 | for (j = 1; j < ulen; j++) { | |
fd400ab9 | 3521 | if (!UTF8_IS_CONTINUATION(s[j])) |
b3f66c68 GS |
3522 | goto not_utf8; |
3523 | } | |
3524 | --ulen; /* loop does extra increment */ | |
3525 | s += ulen; | |
3526 | i += ulen; | |
3527 | continue; | |
3528 | } | |
3529 | } | |
3530 | not_utf8: | |
3531 | odd++; | |
146174a9 | 3532 | } |
a0d0e21e LW |
3533 | else if (*s < 32 && |
3534 | *s != '\n' && *s != '\r' && *s != '\b' && | |
3535 | *s != '\t' && *s != '\f' && *s != 27) | |
3536 | odd++; | |
9d116dd7 | 3537 | #endif |
a0d0e21e LW |
3538 | } |
3539 | ||
533c011a | 3540 | if ((odd * 3 > len) == (PL_op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
3541 | RETPUSHNO; |
3542 | else | |
3543 | RETPUSHYES; | |
3544 | } | |
3545 | ||
3546 | PP(pp_ftbinary) | |
3547 | { | |
cea2e8a9 | 3548 | return pp_fttext(); |
a0d0e21e LW |
3549 | } |
3550 | ||
3551 | /* File calls. */ | |
3552 | ||
3553 | PP(pp_chdir) | |
3554 | { | |
39644a26 | 3555 | dSP; dTARGET; |
c4aca7d0 | 3556 | const char *tmps = 0; |
9a957fbc | 3557 | GV *gv = NULL; |
a0d0e21e | 3558 | |
c4aca7d0 | 3559 | if( MAXARG == 1 ) { |
9a957fbc | 3560 | SV * const sv = POPs; |
c4aca7d0 GA |
3561 | if (SvTYPE(sv) == SVt_PVGV) { |
3562 | gv = (GV*)sv; | |
3563 | } | |
3564 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
3565 | gv = (GV*)SvRV(sv); | |
3566 | } | |
3567 | else { | |
3568 | tmps = SvPVx_nolen_const(sv); | |
3569 | } | |
3570 | } | |
35ae6b54 | 3571 | |
c4aca7d0 | 3572 | if( !gv && (!tmps || !*tmps) ) { |
9a957fbc AL |
3573 | HV * const table = GvHVn(PL_envgv); |
3574 | SV **svp; | |
3575 | ||
3576 | if ( (svp = hv_fetch(table, "HOME", 4, FALSE)) | |
3577 | || (svp = hv_fetch(table, "LOGDIR", 6, FALSE)) | |
491527d0 | 3578 | #ifdef VMS |
9a957fbc | 3579 | || (svp = hv_fetch(table, "SYS$LOGIN", 9, FALSE)) |
491527d0 | 3580 | #endif |
35ae6b54 MS |
3581 | ) |
3582 | { | |
3583 | if( MAXARG == 1 ) | |
9014280d | 3584 | deprecate("chdir('') or chdir(undef) as chdir()"); |
8c074e2a | 3585 | tmps = SvPV_nolen_const(*svp); |
35ae6b54 | 3586 | } |
72f496dc | 3587 | else { |
389ec635 | 3588 | PUSHi(0); |
b7ab37f8 | 3589 | TAINT_PROPER("chdir"); |
389ec635 MS |
3590 | RETURN; |
3591 | } | |
8ea155d1 | 3592 | } |
8ea155d1 | 3593 | |
a0d0e21e | 3594 | TAINT_PROPER("chdir"); |
c4aca7d0 GA |
3595 | if (gv) { |
3596 | #ifdef HAS_FCHDIR | |
9a957fbc | 3597 | IO* const io = GvIO(gv); |
c4aca7d0 GA |
3598 | if (io) { |
3599 | if (IoIFP(io)) { | |
3600 | PUSHi(fchdir(PerlIO_fileno(IoIFP(io))) >= 0); | |
3601 | } | |
3602 | else if (IoDIRP(io)) { | |
3603 | #ifdef HAS_DIRFD | |
3604 | PUSHi(fchdir(dirfd(IoDIRP(io))) >= 0); | |
3605 | #else | |
0f1f2428 | 3606 | DIE(aTHX_ PL_no_func, "dirfd"); |
c4aca7d0 GA |
3607 | #endif |
3608 | } | |
3609 | else { | |
3610 | PUSHi(0); | |
3611 | } | |
3612 | } | |
3613 | else { | |
3614 | PUSHi(0); | |
3615 | } | |
3616 | #else | |
3617 | DIE(aTHX_ PL_no_func, "fchdir"); | |
3618 | #endif | |
3619 | } | |
3620 | else | |
b8ffc8df | 3621 | PUSHi( PerlDir_chdir(tmps) >= 0 ); |
748a9306 LW |
3622 | #ifdef VMS |
3623 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
3624 | * in the future. */ | |
6b88bc9c | 3625 | hv_delete(GvHVn(PL_envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 3626 | #endif |
a0d0e21e LW |
3627 | RETURN; |
3628 | } | |
3629 | ||
3630 | PP(pp_chown) | |
3631 | { | |
a0d0e21e | 3632 | #ifdef HAS_CHOWN |
76ffd3b9 IZ |
3633 | dSP; dMARK; dTARGET; |
3634 | I32 value = (I32)apply(PL_op->op_type, MARK, SP); | |
3635 | ||
a0d0e21e LW |
3636 | SP = MARK; |
3637 | PUSHi(value); | |
3638 | RETURN; | |
3639 | #else | |
0322a713 | 3640 | DIE(aTHX_ PL_no_func, "chown"); |
a0d0e21e LW |
3641 | #endif |
3642 | } | |
3643 | ||
3644 | PP(pp_chroot) | |
3645 | { | |
a0d0e21e | 3646 | #ifdef HAS_CHROOT |
76ffd3b9 | 3647 | dSP; dTARGET; |
d05c1ba0 | 3648 | char *tmps = POPpx; |
a0d0e21e LW |
3649 | TAINT_PROPER("chroot"); |
3650 | PUSHi( chroot(tmps) >= 0 ); | |
3651 | RETURN; | |
3652 | #else | |
cea2e8a9 | 3653 | DIE(aTHX_ PL_no_func, "chroot"); |
a0d0e21e LW |
3654 | #endif |
3655 | } | |
3656 | ||
3657 | PP(pp_unlink) | |
3658 | { | |
39644a26 | 3659 | dSP; dMARK; dTARGET; |
a0d0e21e | 3660 | I32 value; |
533c011a | 3661 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3662 | SP = MARK; |
3663 | PUSHi(value); | |
3664 | RETURN; | |
3665 | } | |
3666 | ||
3667 | PP(pp_chmod) | |
3668 | { | |
39644a26 | 3669 | dSP; dMARK; dTARGET; |
a0d0e21e | 3670 | I32 value; |
533c011a | 3671 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3672 | SP = MARK; |
3673 | PUSHi(value); | |
3674 | RETURN; | |
3675 | } | |
3676 | ||
3677 | PP(pp_utime) | |
3678 | { | |
39644a26 | 3679 | dSP; dMARK; dTARGET; |
a0d0e21e | 3680 | I32 value; |
533c011a | 3681 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3682 | SP = MARK; |
3683 | PUSHi(value); | |
3684 | RETURN; | |
3685 | } | |
3686 | ||
3687 | PP(pp_rename) | |
3688 | { | |
39644a26 | 3689 | dSP; dTARGET; |
a0d0e21e | 3690 | int anum; |
e62f0680 NC |
3691 | const char *tmps2 = POPpconstx; |
3692 | const char *tmps = SvPV_nolen_const(TOPs); | |
a0d0e21e LW |
3693 | TAINT_PROPER("rename"); |
3694 | #ifdef HAS_RENAME | |
baed7233 | 3695 | anum = PerlLIO_rename(tmps, tmps2); |
a0d0e21e | 3696 | #else |
6b88bc9c | 3697 | if (!(anum = PerlLIO_stat(tmps, &PL_statbuf))) { |
ed969818 W |
3698 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ |
3699 | anum = 1; | |
3700 | else { | |
3654eb6c | 3701 | if (PL_euid || PerlLIO_stat(tmps2, &PL_statbuf) < 0 || !S_ISDIR(PL_statbuf.st_mode)) |
ed969818 W |
3702 | (void)UNLINK(tmps2); |
3703 | if (!(anum = link(tmps, tmps2))) | |
3704 | anum = UNLINK(tmps); | |
3705 | } | |
a0d0e21e LW |
3706 | } |
3707 | #endif | |
3708 | SETi( anum >= 0 ); | |
3709 | RETURN; | |
3710 | } | |
3711 | ||
3712 | PP(pp_link) | |
3713 | { | |
a0d0e21e | 3714 | #ifdef HAS_LINK |
370f6000 | 3715 | dSP; dTARGET; |
e62f0680 NC |
3716 | const char *tmps2 = POPpconstx; |
3717 | const char *tmps = SvPV_nolen_const(TOPs); | |
a0d0e21e | 3718 | TAINT_PROPER("link"); |
146174a9 | 3719 | SETi( PerlLIO_link(tmps, tmps2) >= 0 ); |
65850d11 | 3720 | RETURN; |
a0d0e21e | 3721 | #else |
0322a713 | 3722 | DIE(aTHX_ PL_no_func, "link"); |
a0d0e21e | 3723 | #endif |
a0d0e21e LW |
3724 | } |
3725 | ||
3726 | PP(pp_symlink) | |
3727 | { | |
a0d0e21e | 3728 | #ifdef HAS_SYMLINK |
9cad6237 | 3729 | dSP; dTARGET; |
83003860 NC |
3730 | const char *tmps2 = POPpconstx; |
3731 | const char *tmps = SvPV_nolen_const(TOPs); | |
a0d0e21e LW |
3732 | TAINT_PROPER("symlink"); |
3733 | SETi( symlink(tmps, tmps2) >= 0 ); | |
3734 | RETURN; | |
3735 | #else | |
cea2e8a9 | 3736 | DIE(aTHX_ PL_no_func, "symlink"); |
a0d0e21e LW |
3737 | #endif |
3738 | } | |
3739 | ||
3740 | PP(pp_readlink) | |
3741 | { | |
76ffd3b9 | 3742 | dSP; |
a0d0e21e | 3743 | #ifdef HAS_SYMLINK |
76ffd3b9 | 3744 | dTARGET; |
10516c54 | 3745 | const char *tmps; |
46fc3d4c | 3746 | char buf[MAXPATHLEN]; |
a0d0e21e | 3747 | int len; |
46fc3d4c | 3748 | |
fb73857a | 3749 | #ifndef INCOMPLETE_TAINTS |
3750 | TAINT; | |
3751 | #endif | |
10516c54 | 3752 | tmps = POPpconstx; |
97dcea33 | 3753 | len = readlink(tmps, buf, sizeof(buf) - 1); |
a0d0e21e LW |
3754 | EXTEND(SP, 1); |
3755 | if (len < 0) | |
3756 | RETPUSHUNDEF; | |
3757 | PUSHp(buf, len); | |
3758 | RETURN; | |
3759 | #else | |
3760 | EXTEND(SP, 1); | |
3761 | RETSETUNDEF; /* just pretend it's a normal file */ | |
3762 | #endif | |
3763 | } | |
3764 | ||
3765 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
ba106d47 | 3766 | STATIC int |
b464bac0 | 3767 | S_dooneliner(pTHX_ const char *cmd, const char *filename) |
a0d0e21e | 3768 | { |
b464bac0 | 3769 | char * const save_filename = filename; |
1e422769 | 3770 | char *cmdline; |
3771 | char *s; | |
760ac839 | 3772 | PerlIO *myfp; |
1e422769 | 3773 | int anum = 1; |
a0d0e21e | 3774 | |
a02a5408 | 3775 | Newx(cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char); |
1e422769 | 3776 | strcpy(cmdline, cmd); |
3777 | strcat(cmdline, " "); | |
3778 | for (s = cmdline + strlen(cmdline); *filename; ) { | |
a0d0e21e LW |
3779 | *s++ = '\\'; |
3780 | *s++ = *filename++; | |
3781 | } | |
3782 | strcpy(s, " 2>&1"); | |
6ad3d225 | 3783 | myfp = PerlProc_popen(cmdline, "r"); |
1e422769 | 3784 | Safefree(cmdline); |
3785 | ||
a0d0e21e | 3786 | if (myfp) { |
1e422769 | 3787 | SV *tmpsv = sv_newmortal(); |
6b88bc9c | 3788 | /* Need to save/restore 'PL_rs' ?? */ |
760ac839 | 3789 | s = sv_gets(tmpsv, myfp, 0); |
6ad3d225 | 3790 | (void)PerlProc_pclose(myfp); |
a0d0e21e | 3791 | if (s != Nullch) { |
1e422769 | 3792 | int e; |
3793 | for (e = 1; | |
a0d0e21e | 3794 | #ifdef HAS_SYS_ERRLIST |
1e422769 | 3795 | e <= sys_nerr |
3796 | #endif | |
3797 | ; e++) | |
3798 | { | |
3799 | /* you don't see this */ | |
3800 | char *errmsg = | |
3801 | #ifdef HAS_SYS_ERRLIST | |
3802 | sys_errlist[e] | |
a0d0e21e | 3803 | #else |
1e422769 | 3804 | strerror(e) |
a0d0e21e | 3805 | #endif |
1e422769 | 3806 | ; |
3807 | if (!errmsg) | |
3808 | break; | |
3809 | if (instr(s, errmsg)) { | |
3810 | SETERRNO(e,0); | |
3811 | return 0; | |
3812 | } | |
a0d0e21e | 3813 | } |
748a9306 | 3814 | SETERRNO(0,0); |
a0d0e21e LW |
3815 | #ifndef EACCES |
3816 | #define EACCES EPERM | |
3817 | #endif | |
1e422769 | 3818 | if (instr(s, "cannot make")) |
93189314 | 3819 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3820 | else if (instr(s, "existing file")) |
93189314 | 3821 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3822 | else if (instr(s, "ile exists")) |
93189314 | 3823 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3824 | else if (instr(s, "non-exist")) |
93189314 | 3825 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3826 | else if (instr(s, "does not exist")) |
93189314 | 3827 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3828 | else if (instr(s, "not empty")) |
93189314 | 3829 | SETERRNO(EBUSY,SS_DEVOFFLINE); |
1e422769 | 3830 | else if (instr(s, "cannot access")) |
93189314 | 3831 | SETERRNO(EACCES,RMS_PRV); |
a0d0e21e | 3832 | else |
93189314 | 3833 | SETERRNO(EPERM,RMS_PRV); |
a0d0e21e LW |
3834 | return 0; |
3835 | } | |
3836 | else { /* some mkdirs return no failure indication */ | |
6b88bc9c | 3837 | anum = (PerlLIO_stat(save_filename, &PL_statbuf) >= 0); |
911d147d | 3838 | if (PL_op->op_type == OP_RMDIR) |
a0d0e21e LW |
3839 | anum = !anum; |
3840 | if (anum) | |
748a9306 | 3841 | SETERRNO(0,0); |
a0d0e21e | 3842 | else |
93189314 | 3843 | SETERRNO(EACCES,RMS_PRV); /* a guess */ |
a0d0e21e LW |
3844 | } |
3845 | return anum; | |
3846 | } | |
3847 | else | |
3848 | return 0; | |
3849 | } | |
3850 | #endif | |
3851 | ||
0c54f65b RGS |
3852 | /* This macro removes trailing slashes from a directory name. |
3853 | * Different operating and file systems take differently to | |
3854 | * trailing slashes. According to POSIX 1003.1 1996 Edition | |
3855 | * any number of trailing slashes should be allowed. | |
3856 | * Thusly we snip them away so that even non-conforming | |
3857 | * systems are happy. | |
3858 | * We should probably do this "filtering" for all | |
3859 | * the functions that expect (potentially) directory names: | |
3860 | * -d, chdir(), chmod(), chown(), chroot(), fcntl()?, | |
3861 | * (mkdir()), opendir(), rename(), rmdir(), stat(). --jhi */ | |
3862 | ||
5c144d81 | 3863 | #define TRIMSLASHES(tmps,len,copy) (tmps) = SvPV_const(TOPs, (len)); \ |
0c54f65b RGS |
3864 | if ((len) > 1 && (tmps)[(len)-1] == '/') { \ |
3865 | do { \ | |
3866 | (len)--; \ | |
3867 | } while ((len) > 1 && (tmps)[(len)-1] == '/'); \ | |
3868 | (tmps) = savepvn((tmps), (len)); \ | |
3869 | (copy) = TRUE; \ | |
3870 | } | |
3871 | ||
a0d0e21e LW |
3872 | PP(pp_mkdir) |
3873 | { | |
39644a26 | 3874 | dSP; dTARGET; |
5a211162 | 3875 | int mode; |
a0d0e21e LW |
3876 | #ifndef HAS_MKDIR |
3877 | int oldumask; | |
3878 | #endif | |
df25ddba | 3879 | STRLEN len; |
5c144d81 | 3880 | const char *tmps; |
df25ddba | 3881 | bool copy = FALSE; |
5a211162 GS |
3882 | |
3883 | if (MAXARG > 1) | |
3884 | mode = POPi; | |
3885 | else | |
3886 | mode = 0777; | |
3887 | ||
0c54f65b | 3888 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3889 | |
3890 | TAINT_PROPER("mkdir"); | |
3891 | #ifdef HAS_MKDIR | |
b8ffc8df | 3892 | SETi( PerlDir_mkdir(tmps, mode) >= 0 ); |
a0d0e21e LW |
3893 | #else |
3894 | SETi( dooneliner("mkdir", tmps) ); | |
6ad3d225 GS |
3895 | oldumask = PerlLIO_umask(0); |
3896 | PerlLIO_umask(oldumask); | |
3897 | PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777); | |
a0d0e21e | 3898 | #endif |
df25ddba JH |
3899 | if (copy) |
3900 | Safefree(tmps); | |
a0d0e21e LW |
3901 | RETURN; |
3902 | } | |
3903 | ||
3904 | PP(pp_rmdir) | |
3905 | { | |
39644a26 | 3906 | dSP; dTARGET; |
0c54f65b | 3907 | STRLEN len; |
5c144d81 | 3908 | const char *tmps; |
0c54f65b | 3909 | bool copy = FALSE; |
a0d0e21e | 3910 | |
0c54f65b | 3911 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3912 | TAINT_PROPER("rmdir"); |
3913 | #ifdef HAS_RMDIR | |
b8ffc8df | 3914 | SETi( PerlDir_rmdir(tmps) >= 0 ); |
a0d0e21e | 3915 | #else |
0c54f65b | 3916 | SETi( dooneliner("rmdir", tmps) ); |
a0d0e21e | 3917 | #endif |
0c54f65b RGS |
3918 | if (copy) |
3919 | Safefree(tmps); | |
a0d0e21e LW |
3920 | RETURN; |
3921 | } | |
3922 | ||
3923 | /* Directory calls. */ | |
3924 | ||
3925 | PP(pp_open_dir) | |
3926 | { | |
a0d0e21e | 3927 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3928 | dSP; |
10516c54 | 3929 | const char *dirname = POPpconstx; |
1e2c6ed7 JH |
3930 | GV *gv = (GV*)POPs; |
3931 | register IO *io = GvIOn(gv); | |
a0d0e21e LW |
3932 | |
3933 | if (!io) | |
3934 | goto nope; | |
3935 | ||
3936 | if (IoDIRP(io)) | |
6ad3d225 | 3937 | PerlDir_close(IoDIRP(io)); |
b8ffc8df | 3938 | if (!(IoDIRP(io) = PerlDir_open(dirname))) |
a0d0e21e LW |
3939 | goto nope; |
3940 | ||
3941 | RETPUSHYES; | |
3942 | nope: | |
3943 | if (!errno) | |
93189314 | 3944 | SETERRNO(EBADF,RMS_DIR); |
a0d0e21e LW |
3945 | RETPUSHUNDEF; |
3946 | #else | |
cea2e8a9 | 3947 | DIE(aTHX_ PL_no_dir_func, "opendir"); |
a0d0e21e LW |
3948 | #endif |
3949 | } | |
3950 | ||
3951 | PP(pp_readdir) | |
3952 | { | |
34b7f128 AMS |
3953 | #if !defined(Direntry_t) || !defined(HAS_READDIR) |
3954 | DIE(aTHX_ PL_no_dir_func, "readdir"); | |
3955 | #else | |
fd8cd3a3 | 3956 | #if !defined(I_DIRENT) && !defined(VMS) |
20ce7b12 | 3957 | Direntry_t *readdir (DIR *); |
a0d0e21e | 3958 | #endif |
34b7f128 AMS |
3959 | dSP; |
3960 | ||
3961 | SV *sv; | |
f54cb97a | 3962 | const I32 gimme = GIMME; |
34b7f128 | 3963 | GV *gv = (GV *)POPs; |
a0d0e21e | 3964 | register Direntry_t *dp; |
a0d0e21e LW |
3965 | register IO *io = GvIOn(gv); |
3966 | ||
3967 | if (!io || !IoDIRP(io)) | |
3968 | goto nope; | |
3969 | ||
34b7f128 AMS |
3970 | do { |
3971 | dp = (Direntry_t *)PerlDir_read(IoDIRP(io)); | |
3972 | if (!dp) | |
3973 | break; | |
a0d0e21e | 3974 | #ifdef DIRNAMLEN |
34b7f128 | 3975 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3976 | #else |
34b7f128 | 3977 | sv = newSVpv(dp->d_name, 0); |
fb73857a | 3978 | #endif |
3979 | #ifndef INCOMPLETE_TAINTS | |
34b7f128 AMS |
3980 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3981 | SvTAINTED_on(sv); | |
a0d0e21e | 3982 | #endif |
34b7f128 | 3983 | XPUSHs(sv_2mortal(sv)); |
a0d0e21e | 3984 | } |
34b7f128 AMS |
3985 | while (gimme == G_ARRAY); |
3986 | ||
3987 | if (!dp && gimme != G_ARRAY) | |
3988 | goto nope; | |
3989 | ||
a0d0e21e LW |
3990 | RETURN; |
3991 | ||
3992 | nope: | |
3993 | if (!errno) | |
93189314 | 3994 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3995 | if (GIMME == G_ARRAY) |
3996 | RETURN; | |
3997 | else | |
3998 | RETPUSHUNDEF; | |
a0d0e21e LW |
3999 | #endif |
4000 | } | |
4001 | ||
4002 | PP(pp_telldir) | |
4003 | { | |
a0d0e21e | 4004 | #if defined(HAS_TELLDIR) || defined(telldir) |
27da23d5 | 4005 | dVAR; dSP; dTARGET; |
968dcd91 JH |
4006 | /* XXX does _anyone_ need this? --AD 2/20/1998 */ |
4007 | /* XXX netbsd still seemed to. | |
4008 | XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style. | |
4009 | --JHI 1999-Feb-02 */ | |
4010 | # if !defined(HAS_TELLDIR_PROTO) || defined(NEED_TELLDIR_PROTO) | |
20ce7b12 | 4011 | long telldir (DIR *); |
dfe9444c | 4012 | # endif |
a0d0e21e LW |
4013 | GV *gv = (GV*)POPs; |
4014 | register IO *io = GvIOn(gv); | |
4015 | ||
4016 | if (!io || !IoDIRP(io)) | |
4017 | goto nope; | |
4018 | ||
6ad3d225 | 4019 | PUSHi( PerlDir_tell(IoDIRP(io)) ); |
a0d0e21e LW |
4020 | RETURN; |
4021 | nope: | |
4022 | if (!errno) | |
93189314 | 4023 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4024 | RETPUSHUNDEF; |
4025 | #else | |
cea2e8a9 | 4026 | DIE(aTHX_ PL_no_dir_func, "telldir"); |
a0d0e21e LW |
4027 | #endif |
4028 | } | |
4029 | ||
4030 | PP(pp_seekdir) | |
4031 | { | |
a0d0e21e | 4032 | #if defined(HAS_SEEKDIR) || defined(seekdir) |
9cad6237 | 4033 | dSP; |
a0d0e21e LW |
4034 | long along = POPl; |
4035 | GV *gv = (GV*)POPs; | |
4036 | register IO *io = GvIOn(gv); | |
4037 | ||
4038 | if (!io || !IoDIRP(io)) | |
4039 | goto nope; | |
4040 | ||
6ad3d225 | 4041 | (void)PerlDir_seek(IoDIRP(io), along); |
a0d0e21e LW |
4042 | |
4043 | RETPUSHYES; | |
4044 | nope: | |
4045 | if (!errno) | |
93189314 | 4046 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4047 | RETPUSHUNDEF; |
4048 | #else | |
cea2e8a9 | 4049 | DIE(aTHX_ PL_no_dir_func, "seekdir"); |
a0d0e21e LW |
4050 | #endif |
4051 | } | |
4052 | ||
4053 | PP(pp_rewinddir) | |
4054 | { | |
a0d0e21e | 4055 | #if defined(HAS_REWINDDIR) || defined(rewinddir) |
9cad6237 | 4056 | dSP; |
a0d0e21e LW |
4057 | GV *gv = (GV*)POPs; |
4058 | register IO *io = GvIOn(gv); | |
4059 | ||
4060 | if (!io || !IoDIRP(io)) | |
4061 | goto nope; | |
4062 | ||
6ad3d225 | 4063 | (void)PerlDir_rewind(IoDIRP(io)); |
a0d0e21e LW |
4064 | RETPUSHYES; |
4065 | nope: | |
4066 | if (!errno) | |
93189314 | 4067 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4068 | RETPUSHUNDEF; |
4069 | #else | |
cea2e8a9 | 4070 | DIE(aTHX_ PL_no_dir_func, "rewinddir"); |
a0d0e21e LW |
4071 | #endif |
4072 | } | |
4073 | ||
4074 | PP(pp_closedir) | |
4075 | { | |
a0d0e21e | 4076 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 4077 | dSP; |
a0d0e21e LW |
4078 | GV *gv = (GV*)POPs; |
4079 | register IO *io = GvIOn(gv); | |
4080 | ||
4081 | if (!io || !IoDIRP(io)) | |
4082 | goto nope; | |
4083 | ||
4084 | #ifdef VOID_CLOSEDIR | |
6ad3d225 | 4085 | PerlDir_close(IoDIRP(io)); |
a0d0e21e | 4086 | #else |
6ad3d225 | 4087 | if (PerlDir_close(IoDIRP(io)) < 0) { |
748a9306 | 4088 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ |
a0d0e21e | 4089 | goto nope; |
748a9306 | 4090 | } |
a0d0e21e LW |
4091 | #endif |
4092 | IoDIRP(io) = 0; | |
4093 | ||
4094 | RETPUSHYES; | |
4095 | nope: | |
4096 | if (!errno) | |
93189314 | 4097 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
4098 | RETPUSHUNDEF; |
4099 | #else | |
cea2e8a9 | 4100 | DIE(aTHX_ PL_no_dir_func, "closedir"); |
a0d0e21e LW |
4101 | #endif |
4102 | } | |
4103 | ||
4104 | /* Process control. */ | |
4105 | ||
4106 | PP(pp_fork) | |
4107 | { | |
44a8e56a | 4108 | #ifdef HAS_FORK |
39644a26 | 4109 | dSP; dTARGET; |
761237fe | 4110 | Pid_t childpid; |
a0d0e21e LW |
4111 | GV *tmpgv; |
4112 | ||
4113 | EXTEND(SP, 1); | |
45bc9206 | 4114 | PERL_FLUSHALL_FOR_CHILD; |
52e18b1f | 4115 | childpid = PerlProc_fork(); |
a0d0e21e LW |
4116 | if (childpid < 0) |
4117 | RETSETUNDEF; | |
4118 | if (!childpid) { | |
306196c3 MS |
4119 | if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) { |
4120 | SvREADONLY_off(GvSV(tmpgv)); | |
146174a9 | 4121 | sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid()); |
306196c3 MS |
4122 | SvREADONLY_on(GvSV(tmpgv)); |
4123 | } | |
4d76a344 RGS |
4124 | #ifdef THREADS_HAVE_PIDS |
4125 | PL_ppid = (IV)getppid(); | |
4126 | #endif | |
3280af22 | 4127 | hv_clear(PL_pidstatus); /* no kids, so don't wait for 'em */ |
a0d0e21e LW |
4128 | } |
4129 | PUSHi(childpid); | |
4130 | RETURN; | |
4131 | #else | |
146174a9 | 4132 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
39644a26 | 4133 | dSP; dTARGET; |
146174a9 CB |
4134 | Pid_t childpid; |
4135 | ||
4136 | EXTEND(SP, 1); | |
4137 | PERL_FLUSHALL_FOR_CHILD; | |
4138 | childpid = PerlProc_fork(); | |
60fa28ff GS |
4139 | if (childpid == -1) |
4140 | RETSETUNDEF; | |
146174a9 CB |
4141 | PUSHi(childpid); |
4142 | RETURN; | |
4143 | # else | |
0322a713 | 4144 | DIE(aTHX_ PL_no_func, "fork"); |
146174a9 | 4145 | # endif |
a0d0e21e LW |
4146 | #endif |
4147 | } | |
4148 | ||
4149 | PP(pp_wait) | |
4150 | { | |
301e8125 | 4151 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4152 | dSP; dTARGET; |
761237fe | 4153 | Pid_t childpid; |
a0d0e21e | 4154 | int argflags; |
a0d0e21e | 4155 | |
4ffa73a3 JH |
4156 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
4157 | childpid = wait4pid(-1, &argflags, 0); | |
4158 | else { | |
4159 | while ((childpid = wait4pid(-1, &argflags, 0)) == -1 && | |
4160 | errno == EINTR) { | |
4161 | PERL_ASYNC_CHECK(); | |
4162 | } | |
0a0ada86 | 4163 | } |
68a29c53 GS |
4164 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4165 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
2fbb330f | 4166 | STATUS_NATIVE_CHILD_SET((childpid && childpid != -1) ? argflags : -1); |
68a29c53 | 4167 | # else |
2fbb330f | 4168 | STATUS_NATIVE_CHILD_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 4169 | # endif |
44a8e56a | 4170 | XPUSHi(childpid); |
a0d0e21e LW |
4171 | RETURN; |
4172 | #else | |
0322a713 | 4173 | DIE(aTHX_ PL_no_func, "wait"); |
a0d0e21e LW |
4174 | #endif |
4175 | } | |
4176 | ||
4177 | PP(pp_waitpid) | |
4178 | { | |
301e8125 | 4179 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4180 | dSP; dTARGET; |
2ec0bfb3 SG |
4181 | Pid_t pid; |
4182 | Pid_t result; | |
a0d0e21e LW |
4183 | int optype; |
4184 | int argflags; | |
a0d0e21e | 4185 | |
a0d0e21e | 4186 | optype = POPi; |
2ec0bfb3 | 4187 | pid = TOPi; |
4ffa73a3 | 4188 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
2ec0bfb3 | 4189 | result = wait4pid(pid, &argflags, optype); |
4ffa73a3 | 4190 | else { |
2ec0bfb3 | 4191 | while ((result = wait4pid(pid, &argflags, optype)) == -1 && |
4ffa73a3 JH |
4192 | errno == EINTR) { |
4193 | PERL_ASYNC_CHECK(); | |
4194 | } | |
0a0ada86 | 4195 | } |
68a29c53 GS |
4196 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4197 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
2fbb330f | 4198 | STATUS_NATIVE_CHILD_SET((result && result != -1) ? argflags : -1); |
68a29c53 | 4199 | # else |
2fbb330f | 4200 | STATUS_NATIVE_CHILD_SET((result > 0) ? argflags : -1); |
68a29c53 | 4201 | # endif |
2ec0bfb3 | 4202 | SETi(result); |
a0d0e21e LW |
4203 | RETURN; |
4204 | #else | |
0322a713 | 4205 | DIE(aTHX_ PL_no_func, "waitpid"); |
a0d0e21e LW |
4206 | #endif |
4207 | } | |
4208 | ||
4209 | PP(pp_system) | |
4210 | { | |
39644a26 | 4211 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4212 | I32 value; |
76ffd3b9 | 4213 | int result; |
a0d0e21e | 4214 | |
bbd7eb8a RD |
4215 | if (PL_tainting) { |
4216 | TAINT_ENV(); | |
4217 | while (++MARK <= SP) { | |
10516c54 | 4218 | (void)SvPV_nolen_const(*MARK); /* stringify for taint check */ |
5a445156 | 4219 | if (PL_tainted) |
bbd7eb8a RD |
4220 | break; |
4221 | } | |
4222 | MARK = ORIGMARK; | |
5a445156 | 4223 | TAINT_PROPER("system"); |
a0d0e21e | 4224 | } |
45bc9206 | 4225 | PERL_FLUSHALL_FOR_CHILD; |
273b0206 | 4226 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) || defined(PERL_MICRO) |
d7e492a4 | 4227 | { |
eb160463 GS |
4228 | Pid_t childpid; |
4229 | int pp[2]; | |
27da23d5 | 4230 | I32 did_pipes = 0; |
eb160463 GS |
4231 | |
4232 | if (PerlProc_pipe(pp) >= 0) | |
4233 | did_pipes = 1; | |
4234 | while ((childpid = PerlProc_fork()) == -1) { | |
4235 | if (errno != EAGAIN) { | |
4236 | value = -1; | |
4237 | SP = ORIGMARK; | |
4238 | PUSHi(value); | |
4239 | if (did_pipes) { | |
4240 | PerlLIO_close(pp[0]); | |
4241 | PerlLIO_close(pp[1]); | |
4242 | } | |
4243 | RETURN; | |
4244 | } | |
4245 | sleep(5); | |
4246 | } | |
4247 | if (childpid > 0) { | |
4248 | Sigsave_t ihand,qhand; /* place to save signals during system() */ | |
4249 | int status; | |
4250 | ||
4251 | if (did_pipes) | |
4252 | PerlLIO_close(pp[1]); | |
64ca3a65 | 4253 | #ifndef PERL_MICRO |
8aad04aa JH |
4254 | rsignal_save(SIGINT, (Sighandler_t) SIG_IGN, &ihand); |
4255 | rsignal_save(SIGQUIT, (Sighandler_t) SIG_IGN, &qhand); | |
64ca3a65 | 4256 | #endif |
eb160463 GS |
4257 | do { |
4258 | result = wait4pid(childpid, &status, 0); | |
4259 | } while (result == -1 && errno == EINTR); | |
64ca3a65 | 4260 | #ifndef PERL_MICRO |
eb160463 GS |
4261 | (void)rsignal_restore(SIGINT, &ihand); |
4262 | (void)rsignal_restore(SIGQUIT, &qhand); | |
4263 | #endif | |
37038d91 | 4264 | STATUS_NATIVE_CHILD_SET(result == -1 ? -1 : status); |
eb160463 GS |
4265 | do_execfree(); /* free any memory child malloced on fork */ |
4266 | SP = ORIGMARK; | |
4267 | if (did_pipes) { | |
4268 | int errkid; | |
4269 | int n = 0, n1; | |
4270 | ||
4271 | while (n < sizeof(int)) { | |
4272 | n1 = PerlLIO_read(pp[0], | |
4273 | (void*)(((char*)&errkid)+n), | |
4274 | (sizeof(int)) - n); | |
4275 | if (n1 <= 0) | |
4276 | break; | |
4277 | n += n1; | |
4278 | } | |
4279 | PerlLIO_close(pp[0]); | |
4280 | if (n) { /* Error */ | |
4281 | if (n != sizeof(int)) | |
4282 | DIE(aTHX_ "panic: kid popen errno read"); | |
4283 | errno = errkid; /* Propagate errno from kid */ | |
37038d91 | 4284 | STATUS_NATIVE_CHILD_SET(-1); |
eb160463 GS |
4285 | } |
4286 | } | |
4287 | PUSHi(STATUS_CURRENT); | |
4288 | RETURN; | |
4289 | } | |
4290 | if (did_pipes) { | |
4291 | PerlLIO_close(pp[0]); | |
d5a9bfb0 | 4292 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
eb160463 | 4293 | fcntl(pp[1], F_SETFD, FD_CLOEXEC); |
d5a9bfb0 | 4294 | #endif |
eb160463 | 4295 | } |
e0a1f643 JH |
4296 | if (PL_op->op_flags & OPf_STACKED) { |
4297 | SV *really = *++MARK; | |
4298 | value = (I32)do_aexec5(really, MARK, SP, pp[1], did_pipes); | |
4299 | } | |
4300 | else if (SP - MARK != 1) | |
4301 | value = (I32)do_aexec5(Nullsv, MARK, SP, pp[1], did_pipes); | |
4302 | else { | |
8c074e2a | 4303 | value = (I32)do_exec3(SvPVx_nolen(sv_mortalcopy(*SP)), pp[1], did_pipes); |
e0a1f643 JH |
4304 | } |
4305 | PerlProc__exit(-1); | |
d5a9bfb0 | 4306 | } |
c3293030 | 4307 | #else /* ! FORK or VMS or OS/2 */ |
922b1888 GS |
4308 | PL_statusvalue = 0; |
4309 | result = 0; | |
911d147d | 4310 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4311 | SV *really = *++MARK; |
a0fd4948 | 4312 | # if defined(WIN32) || defined(OS2) || defined(__SYMBIAN32__) |
54725af6 GS |
4313 | value = (I32)do_aspawn(really, MARK, SP); |
4314 | # else | |
c5be433b | 4315 | value = (I32)do_aspawn(really, (void **)MARK, (void **)SP); |
54725af6 | 4316 | # endif |
a0d0e21e | 4317 | } |
54725af6 | 4318 | else if (SP - MARK != 1) { |
a0fd4948 | 4319 | # if defined(WIN32) || defined(OS2) || defined(__SYMBIAN32__) |
54725af6 GS |
4320 | value = (I32)do_aspawn(Nullsv, MARK, SP); |
4321 | # else | |
c5be433b | 4322 | value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP); |
54725af6 GS |
4323 | # endif |
4324 | } | |
a0d0e21e | 4325 | else { |
8c074e2a | 4326 | value = (I32)do_spawn(SvPVx_nolen(sv_mortalcopy(*SP))); |
a0d0e21e | 4327 | } |
922b1888 GS |
4328 | if (PL_statusvalue == -1) /* hint that value must be returned as is */ |
4329 | result = 1; | |
2fbb330f | 4330 | STATUS_NATIVE_CHILD_SET(value); |
a0d0e21e LW |
4331 | do_execfree(); |
4332 | SP = ORIGMARK; | |
922b1888 | 4333 | PUSHi(result ? value : STATUS_CURRENT); |
a0d0e21e LW |
4334 | #endif /* !FORK or VMS */ |
4335 | RETURN; | |
4336 | } | |
4337 | ||
4338 | PP(pp_exec) | |
4339 | { | |
39644a26 | 4340 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
4341 | I32 value; |
4342 | ||
bbd7eb8a RD |
4343 | if (PL_tainting) { |
4344 | TAINT_ENV(); | |
4345 | while (++MARK <= SP) { | |
10516c54 | 4346 | (void)SvPV_nolen_const(*MARK); /* stringify for taint check */ |
5a445156 | 4347 | if (PL_tainted) |
bbd7eb8a RD |
4348 | break; |
4349 | } | |
4350 | MARK = ORIGMARK; | |
5a445156 | 4351 | TAINT_PROPER("exec"); |
bbd7eb8a | 4352 | } |
45bc9206 | 4353 | PERL_FLUSHALL_FOR_CHILD; |
533c011a | 4354 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e LW |
4355 | SV *really = *++MARK; |
4356 | value = (I32)do_aexec(really, MARK, SP); | |
4357 | } | |
4358 | else if (SP - MARK != 1) | |
4359 | #ifdef VMS | |
4360 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
4361 | #else | |
092bebab JH |
4362 | # ifdef __OPEN_VM |
4363 | { | |
c5be433b | 4364 | (void ) do_aspawn(Nullsv, MARK, SP); |
092bebab JH |
4365 | value = 0; |
4366 | } | |
4367 | # else | |
a0d0e21e | 4368 | value = (I32)do_aexec(Nullsv, MARK, SP); |
092bebab | 4369 | # endif |
a0d0e21e LW |
4370 | #endif |
4371 | else { | |
a0d0e21e | 4372 | #ifdef VMS |
8c074e2a | 4373 | value = (I32)vms_do_exec(SvPVx_nolen(sv_mortalcopy(*SP))); |
a0d0e21e | 4374 | #else |
092bebab | 4375 | # ifdef __OPEN_VM |
8c074e2a | 4376 | (void) do_spawn(SvPVx_nolen(sv_mortalcopy(*SP))); |
092bebab JH |
4377 | value = 0; |
4378 | # else | |
8c074e2a | 4379 | value = (I32)do_exec(SvPVx_nolen(sv_mortalcopy(*SP))); |
092bebab | 4380 | # endif |
a0d0e21e LW |
4381 | #endif |
4382 | } | |
146174a9 | 4383 | |
a0d0e21e LW |
4384 | SP = ORIGMARK; |
4385 | PUSHi(value); | |
4386 | RETURN; | |
4387 | } | |
4388 | ||
4389 | PP(pp_kill) | |
4390 | { | |
9cad6237 | 4391 | #ifdef HAS_KILL |
39644a26 | 4392 | dSP; dMARK; dTARGET; |
a0d0e21e | 4393 | I32 value; |
533c011a | 4394 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4395 | SP = MARK; |
4396 | PUSHi(value); | |
4397 | RETURN; | |
4398 | #else | |
0322a713 | 4399 | DIE(aTHX_ PL_no_func, "kill"); |
a0d0e21e LW |
4400 | #endif |
4401 | } | |
4402 | ||
4403 | PP(pp_getppid) | |
4404 | { | |
4405 | #ifdef HAS_GETPPID | |
39644a26 | 4406 | dSP; dTARGET; |
4d76a344 | 4407 | # ifdef THREADS_HAVE_PIDS |
e39f92a7 RGS |
4408 | if (PL_ppid != 1 && getppid() == 1) |
4409 | /* maybe the parent process has died. Refresh ppid cache */ | |
4410 | PL_ppid = 1; | |
4d76a344 RGS |
4411 | XPUSHi( PL_ppid ); |
4412 | # else | |
a0d0e21e | 4413 | XPUSHi( getppid() ); |
4d76a344 | 4414 | # endif |
a0d0e21e LW |
4415 | RETURN; |
4416 | #else | |
cea2e8a9 | 4417 | DIE(aTHX_ PL_no_func, "getppid"); |
a0d0e21e LW |
4418 | #endif |
4419 | } | |
4420 | ||
4421 | PP(pp_getpgrp) | |
4422 | { | |
4423 | #ifdef HAS_GETPGRP | |
39644a26 | 4424 | dSP; dTARGET; |
d8a83dd3 | 4425 | Pid_t pid; |
9853a804 | 4426 | Pid_t pgrp; |
a0d0e21e LW |
4427 | |
4428 | if (MAXARG < 1) | |
4429 | pid = 0; | |
4430 | else | |
4431 | pid = SvIVx(POPs); | |
c3293030 | 4432 | #ifdef BSD_GETPGRP |
9853a804 | 4433 | pgrp = (I32)BSD_GETPGRP(pid); |
a0d0e21e | 4434 | #else |
146174a9 | 4435 | if (pid != 0 && pid != PerlProc_getpid()) |
cea2e8a9 | 4436 | DIE(aTHX_ "POSIX getpgrp can't take an argument"); |
9853a804 | 4437 | pgrp = getpgrp(); |
a0d0e21e | 4438 | #endif |
9853a804 | 4439 | XPUSHi(pgrp); |
a0d0e21e LW |
4440 | RETURN; |
4441 | #else | |
cea2e8a9 | 4442 | DIE(aTHX_ PL_no_func, "getpgrp()"); |
a0d0e21e LW |
4443 | #endif |
4444 | } | |
4445 | ||
4446 | PP(pp_setpgrp) | |
4447 | { | |
4448 | #ifdef HAS_SETPGRP | |
39644a26 | 4449 | dSP; dTARGET; |
d8a83dd3 JH |
4450 | Pid_t pgrp; |
4451 | Pid_t pid; | |
a0d0e21e LW |
4452 | if (MAXARG < 2) { |
4453 | pgrp = 0; | |
4454 | pid = 0; | |
4455 | } | |
4456 | else { | |
4457 | pgrp = POPi; | |
4458 | pid = TOPi; | |
4459 | } | |
4460 | ||
4461 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
4462 | #ifdef BSD_SETPGRP |
4463 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e | 4464 | #else |
146174a9 CB |
4465 | if ((pgrp != 0 && pgrp != PerlProc_getpid()) |
4466 | || (pid != 0 && pid != PerlProc_getpid())) | |
4467 | { | |
4468 | DIE(aTHX_ "setpgrp can't take arguments"); | |
4469 | } | |
a0d0e21e LW |
4470 | SETi( setpgrp() >= 0 ); |
4471 | #endif /* USE_BSDPGRP */ | |
4472 | RETURN; | |
4473 | #else | |
cea2e8a9 | 4474 | DIE(aTHX_ PL_no_func, "setpgrp()"); |
a0d0e21e LW |
4475 | #endif |
4476 | } | |
4477 | ||
4478 | PP(pp_getpriority) | |
4479 | { | |
a0d0e21e | 4480 | #ifdef HAS_GETPRIORITY |
9cad6237 | 4481 | dSP; dTARGET; |
d05c1ba0 JH |
4482 | int who = POPi; |
4483 | int which = TOPi; | |
a0d0e21e LW |
4484 | SETi( getpriority(which, who) ); |
4485 | RETURN; | |
4486 | #else | |
cea2e8a9 | 4487 | DIE(aTHX_ PL_no_func, "getpriority()"); |
a0d0e21e LW |
4488 | #endif |
4489 | } | |
4490 | ||
4491 | PP(pp_setpriority) | |
4492 | { | |
a0d0e21e | 4493 | #ifdef HAS_SETPRIORITY |
9cad6237 | 4494 | dSP; dTARGET; |
d05c1ba0 JH |
4495 | int niceval = POPi; |
4496 | int who = POPi; | |
4497 | int which = TOPi; | |
a0d0e21e LW |
4498 | TAINT_PROPER("setpriority"); |
4499 | SETi( setpriority(which, who, niceval) >= 0 ); | |
4500 | RETURN; | |
4501 | #else | |
cea2e8a9 | 4502 | DIE(aTHX_ PL_no_func, "setpriority()"); |
a0d0e21e LW |
4503 | #endif |
4504 | } | |
4505 | ||
4506 | /* Time calls. */ | |
4507 | ||
4508 | PP(pp_time) | |
4509 | { | |
39644a26 | 4510 | dSP; dTARGET; |
cbdc8872 | 4511 | #ifdef BIG_TIME |
4512 | XPUSHn( time(Null(Time_t*)) ); | |
4513 | #else | |
a0d0e21e | 4514 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 4515 | #endif |
a0d0e21e LW |
4516 | RETURN; |
4517 | } | |
4518 | ||
a0d0e21e LW |
4519 | PP(pp_tms) |
4520 | { | |
9cad6237 | 4521 | #ifdef HAS_TIMES |
39644a26 | 4522 | dSP; |
a0d0e21e | 4523 | EXTEND(SP, 4); |
a0d0e21e | 4524 | #ifndef VMS |
3280af22 | 4525 | (void)PerlProc_times(&PL_timesbuf); |
a0d0e21e | 4526 | #else |
6b88bc9c | 4527 | (void)PerlProc_times((tbuffer_t *)&PL_timesbuf); /* time.h uses different name for */ |
76e3520e GS |
4528 | /* struct tms, though same data */ |
4529 | /* is returned. */ | |
a0d0e21e LW |
4530 | #endif |
4531 | ||
5311654c | 4532 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_utime)/(NV)PL_clocktick))); |
a0d0e21e | 4533 | if (GIMME == G_ARRAY) { |
5311654c JH |
4534 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_stime)/(NV)PL_clocktick))); |
4535 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cutime)/(NV)PL_clocktick))); | |
4536 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/(NV)PL_clocktick))); | |
a0d0e21e LW |
4537 | } |
4538 | RETURN; | |
9cad6237 | 4539 | #else |
2f42fcb0 JH |
4540 | # ifdef PERL_MICRO |
4541 | dSP; | |
4542 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4543 | EXTEND(SP, 4); | |
4544 | if (GIMME == G_ARRAY) { | |
4545 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4546 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4547 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4548 | } | |
4549 | RETURN; | |
4550 | # else | |
9cad6237 | 4551 | DIE(aTHX_ "times not implemented"); |
2f42fcb0 | 4552 | # endif |
55497cff | 4553 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
4554 | } |
4555 | ||
4556 | PP(pp_localtime) | |
4557 | { | |
cea2e8a9 | 4558 | return pp_gmtime(); |
a0d0e21e LW |
4559 | } |
4560 | ||
a4323dee | 4561 | #ifdef LOCALTIME_EDGECASE_BROKEN |
89261a6c | 4562 | static struct tm *S_my_localtime (pTHX_ Time_t *tp) |
a4323dee MB |
4563 | { |
4564 | auto time_t T; | |
4565 | auto struct tm *P; | |
4566 | ||
4567 | /* No workarounds in the valid range */ | |
4568 | if (!tp || *tp < 0x7fff573f || *tp >= 0x80000000) | |
4569 | return (localtime (tp)); | |
4570 | ||
4571 | /* This edge case is to workaround the undefined behaviour, where the | |
4572 | * TIMEZONE makes the time go beyond the defined range. | |
4573 | * gmtime (0x7fffffff) => 2038-01-19 03:14:07 | |
4574 | * If there is a negative offset in TZ, like MET-1METDST, some broken | |
4575 | * implementations of localtime () (like AIX 5.2) barf with bogus | |
4576 | * return values: | |
4577 | * 0x7fffffff gmtime 2038-01-19 03:14:07 | |
4578 | * 0x7fffffff localtime 1901-12-13 21:45:51 | |
4579 | * 0x7fffffff mylocaltime 2038-01-19 04:14:07 | |
4580 | * 0x3c19137f gmtime 2001-12-13 20:45:51 | |
4581 | * 0x3c19137f localtime 2001-12-13 21:45:51 | |
4582 | * 0x3c19137f mylocaltime 2001-12-13 21:45:51 | |
4583 | * Given that legal timezones are typically between GMT-12 and GMT+12 | |
4584 | * we turn back the clock 23 hours before calling the localtime | |
4585 | * function, and add those to the return value. This will never cause | |
3574fba9 | 4586 | * day wrapping problems, since the edge case is Tue Jan *19* |
a4323dee MB |
4587 | */ |
4588 | T = *tp - 82800; /* 23 hour. allows up to GMT-23 */ | |
4589 | P = localtime (&T); | |
4590 | P->tm_hour += 23; | |
4591 | if (P->tm_hour >= 24) { | |
4592 | P->tm_hour -= 24; | |
3574fba9 CW |
4593 | P->tm_mday++; /* 18 -> 19 */ |
4594 | P->tm_wday++; /* Mon -> Tue */ | |
4595 | P->tm_yday++; /* 18 -> 19 */ | |
a4323dee MB |
4596 | } |
4597 | return (P); | |
4598 | } /* S_my_localtime */ | |
4599 | #endif | |
4600 | ||
a0d0e21e LW |
4601 | PP(pp_gmtime) |
4602 | { | |
39644a26 | 4603 | dSP; |
a0d0e21e | 4604 | Time_t when; |
bfed75c6 | 4605 | const struct tm *tmbuf; |
27da23d5 JH |
4606 | static const char * const dayname[] = |
4607 | {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
4608 | static const char * const monname[] = | |
4609 | {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
4610 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
a0d0e21e LW |
4611 | |
4612 | if (MAXARG < 1) | |
4613 | (void)time(&when); | |
4614 | else | |
cbdc8872 | 4615 | #ifdef BIG_TIME |
4616 | when = (Time_t)SvNVx(POPs); | |
4617 | #else | |
a0d0e21e | 4618 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 4619 | #endif |
a0d0e21e | 4620 | |
533c011a | 4621 | if (PL_op->op_type == OP_LOCALTIME) |
a4323dee | 4622 | #ifdef LOCALTIME_EDGECASE_BROKEN |
89261a6c | 4623 | tmbuf = S_my_localtime(aTHX_ &when); |
a4323dee | 4624 | #else |
a0d0e21e | 4625 | tmbuf = localtime(&when); |
a4323dee | 4626 | #endif |
a0d0e21e LW |
4627 | else |
4628 | tmbuf = gmtime(&when); | |
4629 | ||
a0d0e21e | 4630 | if (GIMME != G_ARRAY) { |
46fc3d4c | 4631 | SV *tsv; |
9a5ff6d9 AB |
4632 | EXTEND(SP, 1); |
4633 | EXTEND_MORTAL(1); | |
a0d0e21e LW |
4634 | if (!tmbuf) |
4635 | RETPUSHUNDEF; | |
be28567c | 4636 | tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d", |
f5a29b03 RB |
4637 | dayname[tmbuf->tm_wday], |
4638 | monname[tmbuf->tm_mon], | |
be28567c GS |
4639 | tmbuf->tm_mday, |
4640 | tmbuf->tm_hour, | |
4641 | tmbuf->tm_min, | |
4642 | tmbuf->tm_sec, | |
4643 | tmbuf->tm_year + 1900); | |
46fc3d4c | 4644 | PUSHs(sv_2mortal(tsv)); |
a0d0e21e LW |
4645 | } |
4646 | else if (tmbuf) { | |
9a5ff6d9 AB |
4647 | EXTEND(SP, 9); |
4648 | EXTEND_MORTAL(9); | |
4649 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); | |
c6419e06 JH |
4650 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_min))); |
4651 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour))); | |
4652 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday))); | |
4653 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mon))); | |
4654 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_year))); | |
4655 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_wday))); | |
4656 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_yday))); | |
4657 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_isdst))); | |
a0d0e21e LW |
4658 | } |
4659 | RETURN; | |
4660 | } | |
4661 | ||
4662 | PP(pp_alarm) | |
4663 | { | |
9cad6237 | 4664 | #ifdef HAS_ALARM |
39644a26 | 4665 | dSP; dTARGET; |
a0d0e21e | 4666 | int anum; |
a0d0e21e LW |
4667 | anum = POPi; |
4668 | anum = alarm((unsigned int)anum); | |
4669 | EXTEND(SP, 1); | |
4670 | if (anum < 0) | |
4671 | RETPUSHUNDEF; | |
c6419e06 | 4672 | PUSHi(anum); |
a0d0e21e LW |
4673 | RETURN; |
4674 | #else | |
0322a713 | 4675 | DIE(aTHX_ PL_no_func, "alarm"); |
a0d0e21e LW |
4676 | #endif |
4677 | } | |
4678 | ||
4679 | PP(pp_sleep) | |
4680 | { | |
39644a26 | 4681 | dSP; dTARGET; |
a0d0e21e LW |
4682 | I32 duration; |
4683 | Time_t lasttime; | |
4684 | Time_t when; | |
4685 | ||
4686 | (void)time(&lasttime); | |
4687 | if (MAXARG < 1) | |
76e3520e | 4688 | PerlProc_pause(); |
a0d0e21e LW |
4689 | else { |
4690 | duration = POPi; | |
76e3520e | 4691 | PerlProc_sleep((unsigned int)duration); |
a0d0e21e LW |
4692 | } |
4693 | (void)time(&when); | |
4694 | XPUSHi(when - lasttime); | |
4695 | RETURN; | |
4696 | } | |
4697 | ||
4698 | /* Shared memory. */ | |
4699 | ||
4700 | PP(pp_shmget) | |
4701 | { | |
cea2e8a9 | 4702 | return pp_semget(); |
a0d0e21e LW |
4703 | } |
4704 | ||
4705 | PP(pp_shmctl) | |
4706 | { | |
cea2e8a9 | 4707 | return pp_semctl(); |
a0d0e21e LW |
4708 | } |
4709 | ||
4710 | PP(pp_shmread) | |
4711 | { | |
cea2e8a9 | 4712 | return pp_shmwrite(); |
a0d0e21e LW |
4713 | } |
4714 | ||
4715 | PP(pp_shmwrite) | |
4716 | { | |
4717 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4718 | dSP; dMARK; dTARGET; |
533c011a | 4719 | I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0); |
a0d0e21e LW |
4720 | SP = MARK; |
4721 | PUSHi(value); | |
4722 | RETURN; | |
4723 | #else | |
cea2e8a9 | 4724 | return pp_semget(); |
a0d0e21e LW |
4725 | #endif |
4726 | } | |
4727 | ||
4728 | /* Message passing. */ | |
4729 | ||
4730 | PP(pp_msgget) | |
4731 | { | |
cea2e8a9 | 4732 | return pp_semget(); |
a0d0e21e LW |
4733 | } |
4734 | ||
4735 | PP(pp_msgctl) | |
4736 | { | |
cea2e8a9 | 4737 | return pp_semctl(); |
a0d0e21e LW |
4738 | } |
4739 | ||
4740 | PP(pp_msgsnd) | |
4741 | { | |
4742 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4743 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4744 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); |
4745 | SP = MARK; | |
4746 | PUSHi(value); | |
4747 | RETURN; | |
4748 | #else | |
cea2e8a9 | 4749 | return pp_semget(); |
a0d0e21e LW |
4750 | #endif |
4751 | } | |
4752 | ||
4753 | PP(pp_msgrcv) | |
4754 | { | |
4755 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4756 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4757 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); |
4758 | SP = MARK; | |
4759 | PUSHi(value); | |
4760 | RETURN; | |
4761 | #else | |
cea2e8a9 | 4762 | return pp_semget(); |
a0d0e21e LW |
4763 | #endif |
4764 | } | |
4765 | ||
4766 | /* Semaphores. */ | |
4767 | ||
4768 | PP(pp_semget) | |
4769 | { | |
4770 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4771 | dSP; dMARK; dTARGET; |
533c011a | 4772 | int anum = do_ipcget(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4773 | SP = MARK; |
4774 | if (anum == -1) | |
4775 | RETPUSHUNDEF; | |
4776 | PUSHi(anum); | |
4777 | RETURN; | |
4778 | #else | |
cea2e8a9 | 4779 | DIE(aTHX_ "System V IPC is not implemented on this machine"); |
a0d0e21e LW |
4780 | #endif |
4781 | } | |
4782 | ||
4783 | PP(pp_semctl) | |
4784 | { | |
4785 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4786 | dSP; dMARK; dTARGET; |
533c011a | 4787 | int anum = do_ipcctl(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4788 | SP = MARK; |
4789 | if (anum == -1) | |
4790 | RETSETUNDEF; | |
4791 | if (anum != 0) { | |
4792 | PUSHi(anum); | |
4793 | } | |
4794 | else { | |
8903cb82 | 4795 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
4796 | } |
4797 | RETURN; | |
4798 | #else | |
cea2e8a9 | 4799 | return pp_semget(); |
a0d0e21e LW |
4800 | #endif |
4801 | } | |
4802 | ||
4803 | PP(pp_semop) | |
4804 | { | |
4805 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4806 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4807 | I32 value = (I32)(do_semop(MARK, SP) >= 0); |
4808 | SP = MARK; | |
4809 | PUSHi(value); | |
4810 | RETURN; | |
4811 | #else | |
cea2e8a9 | 4812 | return pp_semget(); |
a0d0e21e LW |
4813 | #endif |
4814 | } | |
4815 | ||
4816 | /* Get system info. */ | |
4817 | ||
4818 | PP(pp_ghbyname) | |
4819 | { | |
693762b4 | 4820 | #ifdef HAS_GETHOSTBYNAME |
cea2e8a9 | 4821 | return pp_ghostent(); |
a0d0e21e | 4822 | #else |
cea2e8a9 | 4823 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
a0d0e21e LW |
4824 | #endif |
4825 | } | |
4826 | ||
4827 | PP(pp_ghbyaddr) | |
4828 | { | |
693762b4 | 4829 | #ifdef HAS_GETHOSTBYADDR |
cea2e8a9 | 4830 | return pp_ghostent(); |
a0d0e21e | 4831 | #else |
cea2e8a9 | 4832 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
a0d0e21e LW |
4833 | #endif |
4834 | } | |
4835 | ||
4836 | PP(pp_ghostent) | |
4837 | { | |
693762b4 | 4838 | #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT) |
9cad6237 | 4839 | dSP; |
533c011a | 4840 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4841 | register char **elem; |
4842 | register SV *sv; | |
dc45a647 | 4843 | #ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4844 | struct hostent *gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int); |
4845 | struct hostent *gethostbyname(Netdb_name_t); | |
4846 | struct hostent *gethostent(void); | |
a0d0e21e LW |
4847 | #endif |
4848 | struct hostent *hent; | |
4849 | unsigned long len; | |
4850 | ||
4851 | EXTEND(SP, 10); | |
edd309b7 | 4852 | if (which == OP_GHBYNAME) { |
dc45a647 | 4853 | #ifdef HAS_GETHOSTBYNAME |
edd309b7 JH |
4854 | char* name = POPpbytex; |
4855 | hent = PerlSock_gethostbyname(name); | |
dc45a647 | 4856 | #else |
cea2e8a9 | 4857 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
dc45a647 | 4858 | #endif |
edd309b7 | 4859 | } |
a0d0e21e | 4860 | else if (which == OP_GHBYADDR) { |
dc45a647 | 4861 | #ifdef HAS_GETHOSTBYADDR |
a0d0e21e | 4862 | int addrtype = POPi; |
748a9306 | 4863 | SV *addrsv = POPs; |
a0d0e21e | 4864 | STRLEN addrlen; |
595ae481 | 4865 | Netdb_host_t addr = (Netdb_host_t) SvPVbyte(addrsv, addrlen); |
a0d0e21e | 4866 | |
4599a1de | 4867 | hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype); |
dc45a647 | 4868 | #else |
cea2e8a9 | 4869 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
dc45a647 | 4870 | #endif |
a0d0e21e LW |
4871 | } |
4872 | else | |
4873 | #ifdef HAS_GETHOSTENT | |
6ad3d225 | 4874 | hent = PerlSock_gethostent(); |
a0d0e21e | 4875 | #else |
cea2e8a9 | 4876 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4877 | #endif |
4878 | ||
4879 | #ifdef HOST_NOT_FOUND | |
10bc17b6 JH |
4880 | if (!hent) { |
4881 | #ifdef USE_REENTRANT_API | |
4882 | # ifdef USE_GETHOSTENT_ERRNO | |
4883 | h_errno = PL_reentrant_buffer->_gethostent_errno; | |
4884 | # endif | |
4885 | #endif | |
37038d91 | 4886 | STATUS_UNIX_SET(h_errno); |
10bc17b6 | 4887 | } |
a0d0e21e LW |
4888 | #endif |
4889 | ||
4890 | if (GIMME != G_ARRAY) { | |
4891 | PUSHs(sv = sv_newmortal()); | |
4892 | if (hent) { | |
4893 | if (which == OP_GHBYNAME) { | |
fd0af264 | 4894 | if (hent->h_addr) |
4895 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
4896 | } |
4897 | else | |
4898 | sv_setpv(sv, (char*)hent->h_name); | |
4899 | } | |
4900 | RETURN; | |
4901 | } | |
4902 | ||
4903 | if (hent) { | |
3280af22 | 4904 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4905 | sv_setpv(sv, (char*)hent->h_name); |
3280af22 | 4906 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4907 | for (elem = hent->h_aliases; elem && *elem; elem++) { |
4908 | sv_catpv(sv, *elem); | |
4909 | if (elem[1]) | |
4910 | sv_catpvn(sv, " ", 1); | |
4911 | } | |
3280af22 | 4912 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4913 | sv_setiv(sv, (IV)hent->h_addrtype); |
3280af22 | 4914 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4915 | len = hent->h_length; |
1e422769 | 4916 | sv_setiv(sv, (IV)len); |
a0d0e21e LW |
4917 | #ifdef h_addr |
4918 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3280af22 | 4919 | XPUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4920 | sv_setpvn(sv, *elem, len); |
4921 | } | |
4922 | #else | |
6b88bc9c | 4923 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
fd0af264 | 4924 | if (hent->h_addr) |
4925 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
4926 | #endif /* h_addr */ |
4927 | } | |
4928 | RETURN; | |
4929 | #else | |
cea2e8a9 | 4930 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4931 | #endif |
4932 | } | |
4933 | ||
4934 | PP(pp_gnbyname) | |
4935 | { | |
693762b4 | 4936 | #ifdef HAS_GETNETBYNAME |
cea2e8a9 | 4937 | return pp_gnetent(); |
a0d0e21e | 4938 | #else |
cea2e8a9 | 4939 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
a0d0e21e LW |
4940 | #endif |
4941 | } | |
4942 | ||
4943 | PP(pp_gnbyaddr) | |
4944 | { | |
693762b4 | 4945 | #ifdef HAS_GETNETBYADDR |
cea2e8a9 | 4946 | return pp_gnetent(); |
a0d0e21e | 4947 | #else |
cea2e8a9 | 4948 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
a0d0e21e LW |
4949 | #endif |
4950 | } | |
4951 | ||
4952 | PP(pp_gnetent) | |
4953 | { | |
693762b4 | 4954 | #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT) |
9cad6237 | 4955 | dSP; |
533c011a | 4956 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4957 | register char **elem; |
4958 | register SV *sv; | |
dc45a647 | 4959 | #ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4960 | struct netent *getnetbyaddr(Netdb_net_t, int); |
4961 | struct netent *getnetbyname(Netdb_name_t); | |
4962 | struct netent *getnetent(void); | |
8ac85365 | 4963 | #endif |
a0d0e21e LW |
4964 | struct netent *nent; |
4965 | ||
edd309b7 | 4966 | if (which == OP_GNBYNAME){ |
dc45a647 | 4967 | #ifdef HAS_GETNETBYNAME |
edd309b7 JH |
4968 | char *name = POPpbytex; |
4969 | nent = PerlSock_getnetbyname(name); | |
dc45a647 | 4970 | #else |
cea2e8a9 | 4971 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
dc45a647 | 4972 | #endif |
edd309b7 | 4973 | } |
a0d0e21e | 4974 | else if (which == OP_GNBYADDR) { |
dc45a647 | 4975 | #ifdef HAS_GETNETBYADDR |
a0d0e21e | 4976 | int addrtype = POPi; |
3bb7c1b4 | 4977 | Netdb_net_t addr = (Netdb_net_t) (U32)POPu; |
76e3520e | 4978 | nent = PerlSock_getnetbyaddr(addr, addrtype); |
dc45a647 | 4979 | #else |
cea2e8a9 | 4980 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
dc45a647 | 4981 | #endif |
a0d0e21e LW |
4982 | } |
4983 | else | |
dc45a647 | 4984 | #ifdef HAS_GETNETENT |
76e3520e | 4985 | nent = PerlSock_getnetent(); |
dc45a647 | 4986 | #else |
cea2e8a9 | 4987 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
dc45a647 | 4988 | #endif |
a0d0e21e | 4989 | |
10bc17b6 JH |
4990 | #ifdef HOST_NOT_FOUND |
4991 | if (!nent) { | |
4992 | #ifdef USE_REENTRANT_API | |
4993 | # ifdef USE_GETNETENT_ERRNO | |
4994 | h_errno = PL_reentrant_buffer->_getnetent_errno; | |
4995 | # endif | |
4996 | #endif | |
37038d91 | 4997 | STATUS_UNIX_SET(h_errno); |
10bc17b6 JH |
4998 | } |
4999 | #endif | |
5000 | ||
a0d0e21e LW |
5001 | EXTEND(SP, 4); |
5002 | if (GIMME != G_ARRAY) { | |
5003 | PUSHs(sv = sv_newmortal()); | |
5004 | if (nent) { | |
5005 | if (which == OP_GNBYNAME) | |
1e422769 | 5006 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
5007 | else |
5008 | sv_setpv(sv, nent->n_name); | |
5009 | } | |
5010 | RETURN; | |
5011 | } | |
5012 | ||
5013 | if (nent) { | |
3280af22 | 5014 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5015 | sv_setpv(sv, nent->n_name); |
3280af22 | 5016 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5017 | for (elem = nent->n_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5018 | sv_catpv(sv, *elem); |
5019 | if (elem[1]) | |
5020 | sv_catpvn(sv, " ", 1); | |
5021 | } | |
3280af22 | 5022 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5023 | sv_setiv(sv, (IV)nent->n_addrtype); |
3280af22 | 5024 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5025 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
5026 | } |
5027 | ||
5028 | RETURN; | |
5029 | #else | |
cea2e8a9 | 5030 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
a0d0e21e LW |
5031 | #endif |
5032 | } | |
5033 | ||
5034 | PP(pp_gpbyname) | |
5035 | { | |
693762b4 | 5036 | #ifdef HAS_GETPROTOBYNAME |
cea2e8a9 | 5037 | return pp_gprotoent(); |
a0d0e21e | 5038 | #else |
cea2e8a9 | 5039 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
a0d0e21e LW |
5040 | #endif |
5041 | } | |
5042 | ||
5043 | PP(pp_gpbynumber) | |
5044 | { | |
693762b4 | 5045 | #ifdef HAS_GETPROTOBYNUMBER |
cea2e8a9 | 5046 | return pp_gprotoent(); |
a0d0e21e | 5047 | #else |
cea2e8a9 | 5048 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
a0d0e21e LW |
5049 | #endif |
5050 | } | |
5051 | ||
5052 | PP(pp_gprotoent) | |
5053 | { | |
693762b4 | 5054 | #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT) |
9cad6237 | 5055 | dSP; |
533c011a | 5056 | I32 which = PL_op->op_type; |
a0d0e21e | 5057 | register char **elem; |
301e8125 | 5058 | register SV *sv; |
dc45a647 | 5059 | #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
5060 | struct protoent *getprotobyname(Netdb_name_t); |
5061 | struct protoent *getprotobynumber(int); | |
5062 | struct protoent *getprotoent(void); | |
8ac85365 | 5063 | #endif |
a0d0e21e LW |
5064 | struct protoent *pent; |
5065 | ||
edd309b7 | 5066 | if (which == OP_GPBYNAME) { |
e5c9fcd0 | 5067 | #ifdef HAS_GETPROTOBYNAME |
edd309b7 JH |
5068 | char* name = POPpbytex; |
5069 | pent = PerlSock_getprotobyname(name); | |
e5c9fcd0 | 5070 | #else |
cea2e8a9 | 5071 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
e5c9fcd0 | 5072 | #endif |
edd309b7 JH |
5073 | } |
5074 | else if (which == OP_GPBYNUMBER) { | |
e5c9fcd0 | 5075 | #ifdef HAS_GETPROTOBYNUMBER |
edd309b7 JH |
5076 | int number = POPi; |
5077 | pent = PerlSock_getprotobynumber(number); | |
e5c9fcd0 | 5078 | #else |
edd309b7 | 5079 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
e5c9fcd0 | 5080 | #endif |
edd309b7 | 5081 | } |
a0d0e21e | 5082 | else |
e5c9fcd0 | 5083 | #ifdef HAS_GETPROTOENT |
6ad3d225 | 5084 | pent = PerlSock_getprotoent(); |
e5c9fcd0 | 5085 | #else |
cea2e8a9 | 5086 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
e5c9fcd0 | 5087 | #endif |
a0d0e21e LW |
5088 | |
5089 | EXTEND(SP, 3); | |
5090 | if (GIMME != G_ARRAY) { | |
5091 | PUSHs(sv = sv_newmortal()); | |
5092 | if (pent) { | |
5093 | if (which == OP_GPBYNAME) | |
1e422769 | 5094 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
5095 | else |
5096 | sv_setpv(sv, pent->p_name); | |
5097 | } | |
5098 | RETURN; | |
5099 | } | |
5100 | ||
5101 | if (pent) { | |
3280af22 | 5102 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5103 | sv_setpv(sv, pent->p_name); |
3280af22 | 5104 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5105 | for (elem = pent->p_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5106 | sv_catpv(sv, *elem); |
5107 | if (elem[1]) | |
5108 | sv_catpvn(sv, " ", 1); | |
5109 | } | |
3280af22 | 5110 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5111 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
5112 | } |
5113 | ||
5114 | RETURN; | |
5115 | #else | |
cea2e8a9 | 5116 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
a0d0e21e LW |
5117 | #endif |
5118 | } | |
5119 | ||
5120 | PP(pp_gsbyname) | |
5121 | { | |
9ec75305 | 5122 | #ifdef HAS_GETSERVBYNAME |
cea2e8a9 | 5123 | return pp_gservent(); |
a0d0e21e | 5124 | #else |
cea2e8a9 | 5125 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
a0d0e21e LW |
5126 | #endif |
5127 | } | |
5128 | ||
5129 | PP(pp_gsbyport) | |
5130 | { | |
9ec75305 | 5131 | #ifdef HAS_GETSERVBYPORT |
cea2e8a9 | 5132 | return pp_gservent(); |
a0d0e21e | 5133 | #else |
cea2e8a9 | 5134 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
a0d0e21e LW |
5135 | #endif |
5136 | } | |
5137 | ||
5138 | PP(pp_gservent) | |
5139 | { | |
693762b4 | 5140 | #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT) |
9cad6237 | 5141 | dSP; |
533c011a | 5142 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5143 | register char **elem; |
5144 | register SV *sv; | |
dc45a647 | 5145 | #ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
5146 | struct servent *getservbyname(Netdb_name_t, Netdb_name_t); |
5147 | struct servent *getservbyport(int, Netdb_name_t); | |
5148 | struct servent *getservent(void); | |
8ac85365 | 5149 | #endif |
a0d0e21e LW |
5150 | struct servent *sent; |
5151 | ||
5152 | if (which == OP_GSBYNAME) { | |
dc45a647 | 5153 | #ifdef HAS_GETSERVBYNAME |
42e0c139 AP |
5154 | char *proto = POPpbytex; |
5155 | char *name = POPpbytex; | |
a0d0e21e LW |
5156 | |
5157 | if (proto && !*proto) | |
5158 | proto = Nullch; | |
5159 | ||
6ad3d225 | 5160 | sent = PerlSock_getservbyname(name, proto); |
dc45a647 | 5161 | #else |
cea2e8a9 | 5162 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
dc45a647 | 5163 | #endif |
a0d0e21e LW |
5164 | } |
5165 | else if (which == OP_GSBYPORT) { | |
dc45a647 | 5166 | #ifdef HAS_GETSERVBYPORT |
42e0c139 | 5167 | char *proto = POPpbytex; |
eb160463 | 5168 | unsigned short port = (unsigned short)POPu; |
a0d0e21e | 5169 | |
2b872cca SR |
5170 | if (proto && !*proto) |
5171 | proto = Nullch; | |
5172 | ||
36477c24 | 5173 | #ifdef HAS_HTONS |
6ad3d225 | 5174 | port = PerlSock_htons(port); |
36477c24 | 5175 | #endif |
6ad3d225 | 5176 | sent = PerlSock_getservbyport(port, proto); |
dc45a647 | 5177 | #else |
cea2e8a9 | 5178 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
dc45a647 | 5179 | #endif |
a0d0e21e LW |
5180 | } |
5181 | else | |
e5c9fcd0 | 5182 | #ifdef HAS_GETSERVENT |
6ad3d225 | 5183 | sent = PerlSock_getservent(); |
e5c9fcd0 | 5184 | #else |
cea2e8a9 | 5185 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
e5c9fcd0 | 5186 | #endif |
a0d0e21e LW |
5187 | |
5188 | EXTEND(SP, 4); | |
5189 | if (GIMME != G_ARRAY) { | |
5190 | PUSHs(sv = sv_newmortal()); | |
5191 | if (sent) { | |
5192 | if (which == OP_GSBYNAME) { | |
5193 | #ifdef HAS_NTOHS | |
6ad3d225 | 5194 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5195 | #else |
1e422769 | 5196 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e LW |
5197 | #endif |
5198 | } | |
5199 | else | |
5200 | sv_setpv(sv, sent->s_name); | |
5201 | } | |
5202 | RETURN; | |
5203 | } | |
5204 | ||
5205 | if (sent) { | |
3280af22 | 5206 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5207 | sv_setpv(sv, sent->s_name); |
3280af22 | 5208 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5209 | for (elem = sent->s_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5210 | sv_catpv(sv, *elem); |
5211 | if (elem[1]) | |
5212 | sv_catpvn(sv, " ", 1); | |
5213 | } | |
3280af22 | 5214 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5215 | #ifdef HAS_NTOHS |
76e3520e | 5216 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5217 | #else |
1e422769 | 5218 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e | 5219 | #endif |
3280af22 | 5220 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
5221 | sv_setpv(sv, sent->s_proto); |
5222 | } | |
5223 | ||
5224 | RETURN; | |
5225 | #else | |
cea2e8a9 | 5226 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
a0d0e21e LW |
5227 | #endif |
5228 | } | |
5229 | ||
5230 | PP(pp_shostent) | |
5231 | { | |
693762b4 | 5232 | #ifdef HAS_SETHOSTENT |
9cad6237 | 5233 | dSP; |
76e3520e | 5234 | PerlSock_sethostent(TOPi); |
a0d0e21e LW |
5235 | RETSETYES; |
5236 | #else | |
cea2e8a9 | 5237 | DIE(aTHX_ PL_no_sock_func, "sethostent"); |
a0d0e21e LW |
5238 | #endif |
5239 | } | |
5240 | ||
5241 | PP(pp_snetent) | |
5242 | { | |
693762b4 | 5243 | #ifdef HAS_SETNETENT |
9cad6237 | 5244 | dSP; |
76e3520e | 5245 | PerlSock_setnetent(TOPi); |
a0d0e21e LW |
5246 | RETSETYES; |
5247 | #else | |
cea2e8a9 | 5248 | DIE(aTHX_ PL_no_sock_func, "setnetent"); |
a0d0e21e LW |
5249 | #endif |
5250 | } | |
5251 | ||
5252 | PP(pp_sprotoent) | |
5253 | { | |
693762b4 | 5254 | #ifdef HAS_SETPROTOENT |
9cad6237 | 5255 | dSP; |
76e3520e | 5256 | PerlSock_setprotoent(TOPi); |
a0d0e21e LW |
5257 | RETSETYES; |
5258 | #else | |
cea2e8a9 | 5259 | DIE(aTHX_ PL_no_sock_func, "setprotoent"); |
a0d0e21e LW |
5260 | #endif |
5261 | } | |
5262 | ||
5263 | PP(pp_sservent) | |
5264 | { | |
693762b4 | 5265 | #ifdef HAS_SETSERVENT |
9cad6237 | 5266 | dSP; |
76e3520e | 5267 | PerlSock_setservent(TOPi); |
a0d0e21e LW |
5268 | RETSETYES; |
5269 | #else | |
cea2e8a9 | 5270 | DIE(aTHX_ PL_no_sock_func, "setservent"); |
a0d0e21e LW |
5271 | #endif |
5272 | } | |
5273 | ||
5274 | PP(pp_ehostent) | |
5275 | { | |
693762b4 | 5276 | #ifdef HAS_ENDHOSTENT |
9cad6237 | 5277 | dSP; |
76e3520e | 5278 | PerlSock_endhostent(); |
924508f0 | 5279 | EXTEND(SP,1); |
a0d0e21e LW |
5280 | RETPUSHYES; |
5281 | #else | |
cea2e8a9 | 5282 | DIE(aTHX_ PL_no_sock_func, "endhostent"); |
a0d0e21e LW |
5283 | #endif |
5284 | } | |
5285 | ||
5286 | PP(pp_enetent) | |
5287 | { | |
693762b4 | 5288 | #ifdef HAS_ENDNETENT |
9cad6237 | 5289 | dSP; |
76e3520e | 5290 | PerlSock_endnetent(); |
924508f0 | 5291 | EXTEND(SP,1); |
a0d0e21e LW |
5292 | RETPUSHYES; |
5293 | #else | |
cea2e8a9 | 5294 | DIE(aTHX_ PL_no_sock_func, "endnetent"); |
a0d0e21e LW |
5295 | #endif |
5296 | } | |
5297 | ||
5298 | PP(pp_eprotoent) | |
5299 | { | |
693762b4 | 5300 | #ifdef HAS_ENDPROTOENT |
9cad6237 | 5301 | dSP; |
76e3520e | 5302 | PerlSock_endprotoent(); |
924508f0 | 5303 | EXTEND(SP,1); |
a0d0e21e LW |
5304 | RETPUSHYES; |
5305 | #else | |
cea2e8a9 | 5306 | DIE(aTHX_ PL_no_sock_func, "endprotoent"); |
a0d0e21e LW |
5307 | #endif |
5308 | } | |
5309 | ||
5310 | PP(pp_eservent) | |
5311 | { | |
693762b4 | 5312 | #ifdef HAS_ENDSERVENT |
9cad6237 | 5313 | dSP; |
76e3520e | 5314 | PerlSock_endservent(); |
924508f0 | 5315 | EXTEND(SP,1); |
a0d0e21e LW |
5316 | RETPUSHYES; |
5317 | #else | |
cea2e8a9 | 5318 | DIE(aTHX_ PL_no_sock_func, "endservent"); |
a0d0e21e LW |
5319 | #endif |
5320 | } | |
5321 | ||
5322 | PP(pp_gpwnam) | |
5323 | { | |
5324 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5325 | return pp_gpwent(); |
a0d0e21e | 5326 | #else |
cea2e8a9 | 5327 | DIE(aTHX_ PL_no_func, "getpwnam"); |
a0d0e21e LW |
5328 | #endif |
5329 | } | |
5330 | ||
5331 | PP(pp_gpwuid) | |
5332 | { | |
5333 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5334 | return pp_gpwent(); |
a0d0e21e | 5335 | #else |
cea2e8a9 | 5336 | DIE(aTHX_ PL_no_func, "getpwuid"); |
a0d0e21e LW |
5337 | #endif |
5338 | } | |
5339 | ||
5340 | PP(pp_gpwent) | |
5341 | { | |
0994c4d0 | 5342 | #ifdef HAS_PASSWD |
9cad6237 | 5343 | dSP; |
533c011a | 5344 | I32 which = PL_op->op_type; |
a0d0e21e | 5345 | register SV *sv; |
e3aefe8d | 5346 | struct passwd *pwent = NULL; |
301e8125 | 5347 | /* |
bcf53261 JH |
5348 | * We currently support only the SysV getsp* shadow password interface. |
5349 | * The interface is declared in <shadow.h> and often one needs to link | |
5350 | * with -lsecurity or some such. | |
5351 | * This interface is used at least by Solaris, HP-UX, IRIX, and Linux. | |
5352 | * (and SCO?) | |
5353 | * | |
5354 | * AIX getpwnam() is clever enough to return the encrypted password | |
5355 | * only if the caller (euid?) is root. | |
5356 | * | |
e549f1c5 | 5357 | * There are at least three other shadow password APIs. Many platforms |
bcf53261 JH |
5358 | * seem to contain more than one interface for accessing the shadow |
5359 | * password databases, possibly for compatibility reasons. | |
3813c136 | 5360 | * The getsp*() is by far he simplest one, the other two interfaces |
bcf53261 JH |
5361 | * are much more complicated, but also very similar to each other. |
5362 | * | |
5363 | * <sys/types.h> | |
5364 | * <sys/security.h> | |
5365 | * <prot.h> | |
5366 | * struct pr_passwd *getprpw*(); | |
5367 | * The password is in | |
3813c136 JH |
5368 | * char getprpw*(...).ufld.fd_encrypt[] |
5369 | * Mention HAS_GETPRPWNAM here so that Configure probes for it. | |
bcf53261 JH |
5370 | * |
5371 | * <sys/types.h> | |
5372 | * <sys/security.h> | |
5373 | * <prot.h> | |
5374 | * struct es_passwd *getespw*(); | |
5375 | * The password is in | |
5376 | * char *(getespw*(...).ufld.fd_encrypt) | |
3813c136 | 5377 | * Mention HAS_GETESPWNAM here so that Configure probes for it. |
bcf53261 | 5378 | * |
e1920a95 | 5379 | * <userpw.h> (AIX) |
e549f1c5 JH |
5380 | * struct userpw *getuserpw(); |
5381 | * The password is in | |
5382 | * char *(getuserpw(...)).spw_upw_passwd | |
5383 | * (but the de facto standard getpwnam() should work okay) | |
5384 | * | |
3813c136 | 5385 | * Mention I_PROT here so that Configure probes for it. |
bcf53261 JH |
5386 | * |
5387 | * In HP-UX for getprpw*() the manual page claims that one should include | |
5388 | * <hpsecurity.h> instead of <sys/security.h>, but that is not needed | |
5389 | * if one includes <shadow.h> as that includes <hpsecurity.h>, | |
5390 | * and pp_sys.c already includes <shadow.h> if there is such. | |
3813c136 JH |
5391 | * |
5392 | * Note that <sys/security.h> is already probed for, but currently | |
5393 | * it is only included in special cases. | |
301e8125 | 5394 | * |
bcf53261 JH |
5395 | * In Digital UNIX/Tru64 if using the getespw*() (which seems to be |
5396 | * be preferred interface, even though also the getprpw*() interface | |
5397 | * is available) one needs to link with -lsecurity -ldb -laud -lm. | |
3813c136 JH |
5398 | * One also needs to call set_auth_parameters() in main() before |
5399 | * doing anything else, whether one is using getespw*() or getprpw*(). | |
5400 | * | |
5401 | * Note that accessing the shadow databases can be magnitudes | |
5402 | * slower than accessing the standard databases. | |
bcf53261 JH |
5403 | * |
5404 | * --jhi | |
5405 | */ | |
a0d0e21e | 5406 | |
9e5f0c48 JH |
5407 | # if defined(__CYGWIN__) && defined(USE_REENTRANT_API) |
5408 | /* Cygwin 1.5.3-1 has buggy getpwnam_r() and getpwuid_r(): | |
5409 | * the pw_comment is left uninitialized. */ | |
5410 | PL_reentrant_buffer->_pwent_struct.pw_comment = NULL; | |
5411 | # endif | |
5412 | ||
e3aefe8d JH |
5413 | switch (which) { |
5414 | case OP_GPWNAM: | |
edd309b7 JH |
5415 | { |
5416 | char* name = POPpbytex; | |
5417 | pwent = getpwnam(name); | |
5418 | } | |
5419 | break; | |
e3aefe8d | 5420 | case OP_GPWUID: |
edd309b7 JH |
5421 | { |
5422 | Uid_t uid = POPi; | |
5423 | pwent = getpwuid(uid); | |
5424 | } | |
e3aefe8d JH |
5425 | break; |
5426 | case OP_GPWENT: | |
1883634f | 5427 | # ifdef HAS_GETPWENT |
e3aefe8d | 5428 | pwent = getpwent(); |
faea9016 IRC |
5429 | #ifdef POSIX_BC /* In some cases pw_passwd has invalid addresses */ |
5430 | if (pwent) pwent = getpwnam(pwent->pw_name); | |
5431 | #endif | |
1883634f | 5432 | # else |
a45d1c96 | 5433 | DIE(aTHX_ PL_no_func, "getpwent"); |
1883634f | 5434 | # endif |
e3aefe8d JH |
5435 | break; |
5436 | } | |
8c0bfa08 | 5437 | |
a0d0e21e LW |
5438 | EXTEND(SP, 10); |
5439 | if (GIMME != G_ARRAY) { | |
5440 | PUSHs(sv = sv_newmortal()); | |
5441 | if (pwent) { | |
5442 | if (which == OP_GPWNAM) | |
1883634f | 5443 | # if Uid_t_sign <= 0 |
1e422769 | 5444 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5445 | # else |
23dcd6c8 | 5446 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5447 | # endif |
a0d0e21e LW |
5448 | else |
5449 | sv_setpv(sv, pwent->pw_name); | |
5450 | } | |
5451 | RETURN; | |
5452 | } | |
5453 | ||
5454 | if (pwent) { | |
3280af22 | 5455 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5456 | sv_setpv(sv, pwent->pw_name); |
6ee623d5 | 5457 | |
3280af22 | 5458 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3813c136 JH |
5459 | SvPOK_off(sv); |
5460 | /* If we have getspnam(), we try to dig up the shadow | |
5461 | * password. If we are underprivileged, the shadow | |
5462 | * interface will set the errno to EACCES or similar, | |
5463 | * and return a null pointer. If this happens, we will | |
5464 | * use the dummy password (usually "*" or "x") from the | |
5465 | * standard password database. | |
5466 | * | |
5467 | * In theory we could skip the shadow call completely | |
5468 | * if euid != 0 but in practice we cannot know which | |
5469 | * security measures are guarding the shadow databases | |
5470 | * on a random platform. | |
5471 | * | |
5472 | * Resist the urge to use additional shadow interfaces. | |
5473 | * Divert the urge to writing an extension instead. | |
5474 | * | |
5475 | * --jhi */ | |
e549f1c5 JH |
5476 | /* Some AIX setups falsely(?) detect some getspnam(), which |
5477 | * has a different API than the Solaris/IRIX one. */ | |
5478 | # if defined(HAS_GETSPNAM) && !defined(_AIX) | |
3813c136 JH |
5479 | { |
5480 | struct spwd *spwent; | |
5481 | int saverrno; /* Save and restore errno so that | |
5482 | * underprivileged attempts seem | |
5483 | * to have never made the unsccessful | |
5484 | * attempt to retrieve the shadow password. */ | |
5485 | ||
5486 | saverrno = errno; | |
5487 | spwent = getspnam(pwent->pw_name); | |
5488 | errno = saverrno; | |
5489 | if (spwent && spwent->sp_pwdp) | |
5490 | sv_setpv(sv, spwent->sp_pwdp); | |
5491 | } | |
f1066039 | 5492 | # endif |
e020c87d | 5493 | # ifdef PWPASSWD |
3813c136 JH |
5494 | if (!SvPOK(sv)) /* Use the standard password, then. */ |
5495 | sv_setpv(sv, pwent->pw_passwd); | |
e020c87d | 5496 | # endif |
3813c136 | 5497 | |
1883634f | 5498 | # ifndef INCOMPLETE_TAINTS |
3813c136 JH |
5499 | /* passwd is tainted because user himself can diddle with it. |
5500 | * admittedly not much and in a very limited way, but nevertheless. */ | |
2959b6e3 | 5501 | SvTAINTED_on(sv); |
1883634f | 5502 | # endif |
6ee623d5 | 5503 | |
3280af22 | 5504 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5505 | # if Uid_t_sign <= 0 |
1e422769 | 5506 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5507 | # else |
23dcd6c8 | 5508 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5509 | # endif |
6ee623d5 | 5510 | |
3280af22 | 5511 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5512 | # if Uid_t_sign <= 0 |
1e422769 | 5513 | sv_setiv(sv, (IV)pwent->pw_gid); |
1883634f | 5514 | # else |
23dcd6c8 | 5515 | sv_setuv(sv, (UV)pwent->pw_gid); |
1883634f | 5516 | # endif |
3813c136 JH |
5517 | /* pw_change, pw_quota, and pw_age are mutually exclusive-- |
5518 | * because of the poor interface of the Perl getpw*(), | |
5519 | * not because there's some standard/convention saying so. | |
5520 | * A better interface would have been to return a hash, | |
5521 | * but we are accursed by our history, alas. --jhi. */ | |
3280af22 | 5522 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5523 | # ifdef PWCHANGE |
1e422769 | 5524 | sv_setiv(sv, (IV)pwent->pw_change); |
6ee623d5 | 5525 | # else |
1883634f JH |
5526 | # ifdef PWQUOTA |
5527 | sv_setiv(sv, (IV)pwent->pw_quota); | |
5528 | # else | |
a1757be1 | 5529 | # ifdef PWAGE |
a0d0e21e | 5530 | sv_setpv(sv, pwent->pw_age); |
a1757be1 | 5531 | # endif |
6ee623d5 GS |
5532 | # endif |
5533 | # endif | |
6ee623d5 | 5534 | |
3813c136 JH |
5535 | /* pw_class and pw_comment are mutually exclusive--. |
5536 | * see the above note for pw_change, pw_quota, and pw_age. */ | |
3280af22 | 5537 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5538 | # ifdef PWCLASS |
a0d0e21e | 5539 | sv_setpv(sv, pwent->pw_class); |
1883634f JH |
5540 | # else |
5541 | # ifdef PWCOMMENT | |
a0d0e21e | 5542 | sv_setpv(sv, pwent->pw_comment); |
1883634f | 5543 | # endif |
6ee623d5 | 5544 | # endif |
6ee623d5 | 5545 | |
3280af22 | 5546 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5547 | # ifdef PWGECOS |
a0d0e21e | 5548 | sv_setpv(sv, pwent->pw_gecos); |
1883634f JH |
5549 | # endif |
5550 | # ifndef INCOMPLETE_TAINTS | |
d2719217 | 5551 | /* pw_gecos is tainted because user himself can diddle with it. */ |
fb73857a | 5552 | SvTAINTED_on(sv); |
1883634f | 5553 | # endif |
6ee623d5 | 5554 | |
3280af22 | 5555 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5556 | sv_setpv(sv, pwent->pw_dir); |
6ee623d5 | 5557 | |
3280af22 | 5558 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5559 | sv_setpv(sv, pwent->pw_shell); |
1883634f | 5560 | # ifndef INCOMPLETE_TAINTS |
4602f195 JH |
5561 | /* pw_shell is tainted because user himself can diddle with it. */ |
5562 | SvTAINTED_on(sv); | |
1883634f | 5563 | # endif |
6ee623d5 | 5564 | |
1883634f | 5565 | # ifdef PWEXPIRE |
6b88bc9c | 5566 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5567 | sv_setiv(sv, (IV)pwent->pw_expire); |
1883634f | 5568 | # endif |
a0d0e21e LW |
5569 | } |
5570 | RETURN; | |
5571 | #else | |
cea2e8a9 | 5572 | DIE(aTHX_ PL_no_func, "getpwent"); |
a0d0e21e LW |
5573 | #endif |
5574 | } | |
5575 | ||
5576 | PP(pp_spwent) | |
5577 | { | |
d493b042 | 5578 | #if defined(HAS_PASSWD) && defined(HAS_SETPWENT) |
9cad6237 | 5579 | dSP; |
a0d0e21e LW |
5580 | setpwent(); |
5581 | RETPUSHYES; | |
5582 | #else | |
cea2e8a9 | 5583 | DIE(aTHX_ PL_no_func, "setpwent"); |
a0d0e21e LW |
5584 | #endif |
5585 | } | |
5586 | ||
5587 | PP(pp_epwent) | |
5588 | { | |
28e8609d | 5589 | #if defined(HAS_PASSWD) && defined(HAS_ENDPWENT) |
9cad6237 | 5590 | dSP; |
a0d0e21e LW |
5591 | endpwent(); |
5592 | RETPUSHYES; | |
5593 | #else | |
cea2e8a9 | 5594 | DIE(aTHX_ PL_no_func, "endpwent"); |
a0d0e21e LW |
5595 | #endif |
5596 | } | |
5597 | ||
5598 | PP(pp_ggrnam) | |
5599 | { | |
5600 | #ifdef HAS_GROUP | |
cea2e8a9 | 5601 | return pp_ggrent(); |
a0d0e21e | 5602 | #else |
cea2e8a9 | 5603 | DIE(aTHX_ PL_no_func, "getgrnam"); |
a0d0e21e LW |
5604 | #endif |
5605 | } | |
5606 | ||
5607 | PP(pp_ggrgid) | |
5608 | { | |
5609 | #ifdef HAS_GROUP | |
cea2e8a9 | 5610 | return pp_ggrent(); |
a0d0e21e | 5611 | #else |
cea2e8a9 | 5612 | DIE(aTHX_ PL_no_func, "getgrgid"); |
a0d0e21e LW |
5613 | #endif |
5614 | } | |
5615 | ||
5616 | PP(pp_ggrent) | |
5617 | { | |
0994c4d0 | 5618 | #ifdef HAS_GROUP |
9cad6237 | 5619 | dSP; |
533c011a | 5620 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5621 | register char **elem; |
5622 | register SV *sv; | |
5623 | struct group *grent; | |
5624 | ||
edd309b7 JH |
5625 | if (which == OP_GGRNAM) { |
5626 | char* name = POPpbytex; | |
5627 | grent = (struct group *)getgrnam(name); | |
5628 | } | |
5629 | else if (which == OP_GGRGID) { | |
5630 | Gid_t gid = POPi; | |
5631 | grent = (struct group *)getgrgid(gid); | |
5632 | } | |
a0d0e21e | 5633 | else |
0994c4d0 | 5634 | #ifdef HAS_GETGRENT |
a0d0e21e | 5635 | grent = (struct group *)getgrent(); |
0994c4d0 JH |
5636 | #else |
5637 | DIE(aTHX_ PL_no_func, "getgrent"); | |
5638 | #endif | |
a0d0e21e LW |
5639 | |
5640 | EXTEND(SP, 4); | |
5641 | if (GIMME != G_ARRAY) { | |
5642 | PUSHs(sv = sv_newmortal()); | |
5643 | if (grent) { | |
5644 | if (which == OP_GGRNAM) | |
1e422769 | 5645 | sv_setiv(sv, (IV)grent->gr_gid); |
a0d0e21e LW |
5646 | else |
5647 | sv_setpv(sv, grent->gr_name); | |
5648 | } | |
5649 | RETURN; | |
5650 | } | |
5651 | ||
5652 | if (grent) { | |
3280af22 | 5653 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5654 | sv_setpv(sv, grent->gr_name); |
28e8609d | 5655 | |
3280af22 | 5656 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
28e8609d | 5657 | #ifdef GRPASSWD |
a0d0e21e | 5658 | sv_setpv(sv, grent->gr_passwd); |
28e8609d JH |
5659 | #endif |
5660 | ||
3280af22 | 5661 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5662 | sv_setiv(sv, (IV)grent->gr_gid); |
28e8609d | 5663 | |
5b56e7c5 | 5664 | #if !(defined(_CRAYMPP) && defined(USE_REENTRANT_API)) |
3280af22 | 5665 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3d7e8424 JH |
5666 | /* In UNICOS/mk (_CRAYMPP) the multithreading |
5667 | * versions (getgrnam_r, getgrgid_r) | |
5668 | * seem to return an illegal pointer | |
5669 | * as the group members list, gr_mem. | |
5670 | * getgrent() doesn't even have a _r version | |
5671 | * but the gr_mem is poisonous anyway. | |
5672 | * So yes, you cannot get the list of group | |
5673 | * members if building multithreaded in UNICOS/mk. */ | |
c90c0ff4 | 5674 | for (elem = grent->gr_mem; elem && *elem; elem++) { |
a0d0e21e LW |
5675 | sv_catpv(sv, *elem); |
5676 | if (elem[1]) | |
5677 | sv_catpvn(sv, " ", 1); | |
5678 | } | |
3d7e8424 | 5679 | #endif |
a0d0e21e LW |
5680 | } |
5681 | ||
5682 | RETURN; | |
5683 | #else | |
cea2e8a9 | 5684 | DIE(aTHX_ PL_no_func, "getgrent"); |
a0d0e21e LW |
5685 | #endif |
5686 | } | |
5687 | ||
5688 | PP(pp_sgrent) | |
5689 | { | |
28e8609d | 5690 | #if defined(HAS_GROUP) && defined(HAS_SETGRENT) |
9cad6237 | 5691 | dSP; |
a0d0e21e LW |
5692 | setgrent(); |
5693 | RETPUSHYES; | |
5694 | #else | |
cea2e8a9 | 5695 | DIE(aTHX_ PL_no_func, "setgrent"); |
a0d0e21e LW |
5696 | #endif |
5697 | } | |
5698 | ||
5699 | PP(pp_egrent) | |
5700 | { | |
28e8609d | 5701 | #if defined(HAS_GROUP) && defined(HAS_ENDGRENT) |
9cad6237 | 5702 | dSP; |
a0d0e21e LW |
5703 | endgrent(); |
5704 | RETPUSHYES; | |
5705 | #else | |
cea2e8a9 | 5706 | DIE(aTHX_ PL_no_func, "endgrent"); |
a0d0e21e LW |
5707 | #endif |
5708 | } | |
5709 | ||
5710 | PP(pp_getlogin) | |
5711 | { | |
a0d0e21e | 5712 | #ifdef HAS_GETLOGIN |
9cad6237 | 5713 | dSP; dTARGET; |
a0d0e21e LW |
5714 | char *tmps; |
5715 | EXTEND(SP, 1); | |
76e3520e | 5716 | if (!(tmps = PerlProc_getlogin())) |
a0d0e21e LW |
5717 | RETPUSHUNDEF; |
5718 | PUSHp(tmps, strlen(tmps)); | |
5719 | RETURN; | |
5720 | #else | |
cea2e8a9 | 5721 | DIE(aTHX_ PL_no_func, "getlogin"); |
a0d0e21e LW |
5722 | #endif |
5723 | } | |
5724 | ||
5725 | /* Miscellaneous. */ | |
5726 | ||
5727 | PP(pp_syscall) | |
5728 | { | |
d2719217 | 5729 | #ifdef HAS_SYSCALL |
39644a26 | 5730 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
5731 | register I32 items = SP - MARK; |
5732 | unsigned long a[20]; | |
5733 | register I32 i = 0; | |
5734 | I32 retval = -1; | |
5735 | ||
3280af22 | 5736 | if (PL_tainting) { |
a0d0e21e | 5737 | while (++MARK <= SP) { |
bbce6d69 | 5738 | if (SvTAINTED(*MARK)) { |
5739 | TAINT; | |
5740 | break; | |
5741 | } | |
a0d0e21e LW |
5742 | } |
5743 | MARK = ORIGMARK; | |
5744 | TAINT_PROPER("syscall"); | |
5745 | } | |
5746 | ||
5747 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
5748 | * or where sizeof(long) != sizeof(char*). But such machines will | |
5749 | * not likely have syscall implemented either, so who cares? | |
5750 | */ | |
5751 | while (++MARK <= SP) { | |
5752 | if (SvNIOK(*MARK) || !i) | |
5753 | a[i++] = SvIV(*MARK); | |
3280af22 | 5754 | else if (*MARK == &PL_sv_undef) |
748a9306 | 5755 | a[i++] = 0; |
301e8125 | 5756 | else |
8b6b16e7 | 5757 | a[i++] = (unsigned long)SvPV_force_nolen(*MARK); |
a0d0e21e LW |
5758 | if (i > 15) |
5759 | break; | |
5760 | } | |
5761 | switch (items) { | |
5762 | default: | |
cea2e8a9 | 5763 | DIE(aTHX_ "Too many args to syscall"); |
a0d0e21e | 5764 | case 0: |
cea2e8a9 | 5765 | DIE(aTHX_ "Too few args to syscall"); |
a0d0e21e LW |
5766 | case 1: |
5767 | retval = syscall(a[0]); | |
5768 | break; | |
5769 | case 2: | |
5770 | retval = syscall(a[0],a[1]); | |
5771 | break; | |
5772 | case 3: | |
5773 | retval = syscall(a[0],a[1],a[2]); | |
5774 | break; | |
5775 | case 4: | |
5776 | retval = syscall(a[0],a[1],a[2],a[3]); | |
5777 | break; | |
5778 | case 5: | |
5779 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
5780 | break; | |
5781 | case 6: | |
5782 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
5783 | break; | |
5784 | case 7: | |
5785 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
5786 | break; | |
5787 | case 8: | |
5788 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
5789 | break; | |
5790 | #ifdef atarist | |
5791 | case 9: | |
5792 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
5793 | break; | |
5794 | case 10: | |
5795 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
5796 | break; | |
5797 | case 11: | |
5798 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5799 | a[10]); | |
5800 | break; | |
5801 | case 12: | |
5802 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5803 | a[10],a[11]); | |
5804 | break; | |
5805 | case 13: | |
5806 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5807 | a[10],a[11],a[12]); | |
5808 | break; | |
5809 | case 14: | |
5810 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5811 | a[10],a[11],a[12],a[13]); | |
5812 | break; | |
5813 | #endif /* atarist */ | |
5814 | } | |
5815 | SP = ORIGMARK; | |
5816 | PUSHi(retval); | |
5817 | RETURN; | |
5818 | #else | |
cea2e8a9 | 5819 | DIE(aTHX_ PL_no_func, "syscall"); |
a0d0e21e LW |
5820 | #endif |
5821 | } | |
5822 | ||
ff68c719 | 5823 | #ifdef FCNTL_EMULATE_FLOCK |
301e8125 | 5824 | |
ff68c719 | 5825 | /* XXX Emulate flock() with fcntl(). |
5826 | What's really needed is a good file locking module. | |
5827 | */ | |
5828 | ||
cea2e8a9 GS |
5829 | static int |
5830 | fcntl_emulate_flock(int fd, int operation) | |
ff68c719 | 5831 | { |
5832 | struct flock flock; | |
301e8125 | 5833 | |
ff68c719 | 5834 | switch (operation & ~LOCK_NB) { |
5835 | case LOCK_SH: | |
5836 | flock.l_type = F_RDLCK; | |
5837 | break; | |
5838 | case LOCK_EX: | |
5839 | flock.l_type = F_WRLCK; | |
5840 | break; | |
5841 | case LOCK_UN: | |
5842 | flock.l_type = F_UNLCK; | |
5843 | break; | |
5844 | default: | |
5845 | errno = EINVAL; | |
5846 | return -1; | |
5847 | } | |
5848 | flock.l_whence = SEEK_SET; | |
d9b3e12d | 5849 | flock.l_start = flock.l_len = (Off_t)0; |
301e8125 | 5850 | |
ff68c719 | 5851 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); |
5852 | } | |
5853 | ||
5854 | #endif /* FCNTL_EMULATE_FLOCK */ | |
5855 | ||
5856 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
5857 | |
5858 | /* XXX Emulate flock() with lockf(). This is just to increase | |
5859 | portability of scripts. The calls are not completely | |
5860 | interchangeable. What's really needed is a good file | |
5861 | locking module. | |
5862 | */ | |
5863 | ||
76c32331 | 5864 | /* The lockf() constants might have been defined in <unistd.h>. |
5865 | Unfortunately, <unistd.h> causes troubles on some mixed | |
5866 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
5867 | |
5868 | Further, the lockf() constants aren't POSIX, so they might not be | |
5869 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
5870 | just stick in the SVID values and be done with it. Sigh. | |
5871 | */ | |
5872 | ||
5873 | # ifndef F_ULOCK | |
5874 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
5875 | # endif | |
5876 | # ifndef F_LOCK | |
5877 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
5878 | # endif | |
5879 | # ifndef F_TLOCK | |
5880 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
5881 | # endif | |
5882 | # ifndef F_TEST | |
5883 | # define F_TEST 3 /* Test a region for other processes locks */ | |
5884 | # endif | |
5885 | ||
cea2e8a9 GS |
5886 | static int |
5887 | lockf_emulate_flock(int fd, int operation) | |
16d20bd9 AD |
5888 | { |
5889 | int i; | |
84902520 TB |
5890 | int save_errno; |
5891 | Off_t pos; | |
5892 | ||
5893 | /* flock locks entire file so for lockf we need to do the same */ | |
5894 | save_errno = errno; | |
6ad3d225 | 5895 | pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */ |
84902520 | 5896 | if (pos > 0) /* is seekable and needs to be repositioned */ |
6ad3d225 | 5897 | if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0) |
08b714dd | 5898 | pos = -1; /* seek failed, so don't seek back afterwards */ |
84902520 TB |
5899 | errno = save_errno; |
5900 | ||
16d20bd9 AD |
5901 | switch (operation) { |
5902 | ||
5903 | /* LOCK_SH - get a shared lock */ | |
5904 | case LOCK_SH: | |
5905 | /* LOCK_EX - get an exclusive lock */ | |
5906 | case LOCK_EX: | |
5907 | i = lockf (fd, F_LOCK, 0); | |
5908 | break; | |
5909 | ||
5910 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
5911 | case LOCK_SH|LOCK_NB: | |
5912 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
5913 | case LOCK_EX|LOCK_NB: | |
5914 | i = lockf (fd, F_TLOCK, 0); | |
5915 | if (i == -1) | |
5916 | if ((errno == EAGAIN) || (errno == EACCES)) | |
5917 | errno = EWOULDBLOCK; | |
5918 | break; | |
5919 | ||
ff68c719 | 5920 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 5921 | case LOCK_UN: |
ff68c719 | 5922 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
5923 | i = lockf (fd, F_ULOCK, 0); |
5924 | break; | |
5925 | ||
5926 | /* Default - can't decipher operation */ | |
5927 | default: | |
5928 | i = -1; | |
5929 | errno = EINVAL; | |
5930 | break; | |
5931 | } | |
84902520 TB |
5932 | |
5933 | if (pos > 0) /* need to restore position of the handle */ | |
6ad3d225 | 5934 | PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */ |
84902520 | 5935 | |
16d20bd9 AD |
5936 | return (i); |
5937 | } | |
ff68c719 | 5938 | |
5939 | #endif /* LOCKF_EMULATE_FLOCK */ | |
241d1a3b NC |
5940 | |
5941 | /* | |
5942 | * Local variables: | |
5943 | * c-indentation-style: bsd | |
5944 | * c-basic-offset: 4 | |
5945 | * indent-tabs-mode: t | |
5946 | * End: | |
5947 | * | |
37442d52 RGS |
5948 | * ex: set ts=8 sts=4 sw=4 noet: |
5949 | */ |