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 JH |
89 | #elif defined (VMS) && defined (my_getpwent) |
90 | struct passwd *Perl_my_getpwent (void); | |
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 | ||
204 | /* F_OK unused: if stat() cannot find it... */ | |
205 | ||
206 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK) | |
c955f117 | 207 | /* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */ |
5ff3f7a4 GS |
208 | # define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK)) |
209 | # define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK)) | |
210 | # define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK)) | |
211 | #endif | |
212 | ||
213 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS) | |
3813c136 | 214 | # ifdef I_SYS_SECURITY |
5ff3f7a4 GS |
215 | # include <sys/security.h> |
216 | # endif | |
c955f117 JH |
217 | # ifdef ACC_SELF |
218 | /* HP SecureWare */ | |
219 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF)) | |
220 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF)) | |
221 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF)) | |
222 | # else | |
223 | /* SCO */ | |
224 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK)) | |
225 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK)) | |
226 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK)) | |
227 | # endif | |
5ff3f7a4 GS |
228 | #endif |
229 | ||
230 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF) | |
c955f117 | 231 | /* AIX */ |
5ff3f7a4 GS |
232 | # define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF)) |
233 | # define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF)) | |
234 | # define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF)) | |
235 | #endif | |
236 | ||
327c3667 GS |
237 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \ |
238 | && (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \ | |
239 | || defined(HAS_SETREGID) || defined(HAS_SETRESGID)) | |
5ff3f7a4 | 240 | /* The Hard Way. */ |
327c3667 | 241 | STATIC int |
7f4774ae | 242 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 243 | { |
5ff3f7a4 GS |
244 | Uid_t ruid = getuid(); |
245 | Uid_t euid = geteuid(); | |
246 | Gid_t rgid = getgid(); | |
247 | Gid_t egid = getegid(); | |
248 | int res; | |
249 | ||
146174a9 | 250 | LOCK_CRED_MUTEX; |
5ff3f7a4 | 251 | #if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID) |
cea2e8a9 | 252 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
253 | #else |
254 | #ifdef HAS_SETREUID | |
255 | if (setreuid(euid, ruid)) | |
256 | #else | |
257 | #ifdef HAS_SETRESUID | |
258 | if (setresuid(euid, ruid, (Uid_t)-1)) | |
259 | #endif | |
260 | #endif | |
cea2e8a9 | 261 | Perl_croak(aTHX_ "entering effective uid failed"); |
5ff3f7a4 GS |
262 | #endif |
263 | ||
264 | #if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID) | |
cea2e8a9 | 265 | Perl_croak(aTHX_ "switching effective gid is not implemented"); |
5ff3f7a4 GS |
266 | #else |
267 | #ifdef HAS_SETREGID | |
268 | if (setregid(egid, rgid)) | |
269 | #else | |
270 | #ifdef HAS_SETRESGID | |
271 | if (setresgid(egid, rgid, (Gid_t)-1)) | |
272 | #endif | |
273 | #endif | |
cea2e8a9 | 274 | Perl_croak(aTHX_ "entering effective gid failed"); |
5ff3f7a4 GS |
275 | #endif |
276 | ||
277 | res = access(path, mode); | |
278 | ||
279 | #ifdef HAS_SETREUID | |
280 | if (setreuid(ruid, euid)) | |
281 | #else | |
282 | #ifdef HAS_SETRESUID | |
283 | if (setresuid(ruid, euid, (Uid_t)-1)) | |
284 | #endif | |
285 | #endif | |
cea2e8a9 | 286 | Perl_croak(aTHX_ "leaving effective uid failed"); |
5ff3f7a4 GS |
287 | |
288 | #ifdef HAS_SETREGID | |
289 | if (setregid(rgid, egid)) | |
290 | #else | |
291 | #ifdef HAS_SETRESGID | |
292 | if (setresgid(rgid, egid, (Gid_t)-1)) | |
293 | #endif | |
294 | #endif | |
cea2e8a9 | 295 | Perl_croak(aTHX_ "leaving effective gid failed"); |
146174a9 | 296 | UNLOCK_CRED_MUTEX; |
5ff3f7a4 GS |
297 | |
298 | return res; | |
299 | } | |
300 | # define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK)) | |
301 | # define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK)) | |
302 | # define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK)) | |
303 | #endif | |
304 | ||
305 | #if !defined(PERL_EFF_ACCESS_R_OK) | |
76ffd3b9 IZ |
306 | /* With it or without it: anyway you get a warning: either that |
307 | it is unused, or it is declared static and never defined. | |
308 | */ | |
327c3667 | 309 | STATIC int |
7f4774ae | 310 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 311 | { |
5d7488b2 AL |
312 | (void)path; |
313 | (void)mode; | |
cea2e8a9 | 314 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
315 | /*NOTREACHED*/ |
316 | return -1; | |
317 | } | |
318 | #endif | |
319 | ||
a0d0e21e LW |
320 | PP(pp_backtick) |
321 | { | |
39644a26 | 322 | dSP; dTARGET; |
760ac839 | 323 | PerlIO *fp; |
2d8e6c8d | 324 | STRLEN n_a; |
5c144d81 | 325 | const char *tmps = POPpconstx; |
f54cb97a | 326 | const I32 gimme = GIMME_V; |
e1ec3a88 | 327 | const char *mode = "r"; |
54310121 | 328 | |
a0d0e21e | 329 | TAINT_PROPER("``"); |
16fe6d59 GS |
330 | if (PL_op->op_private & OPpOPEN_IN_RAW) |
331 | mode = "rb"; | |
332 | else if (PL_op->op_private & OPpOPEN_IN_CRLF) | |
333 | mode = "rt"; | |
5c144d81 | 334 | fp = PerlProc_popen((char*)tmps, (char *)mode); |
a0d0e21e | 335 | if (fp) { |
e1ec3a88 | 336 | const char *type = NULL; |
ac27b0f5 NIS |
337 | if (PL_curcop->cop_io) { |
338 | type = SvPV_nolen(PL_curcop->cop_io); | |
339 | } | |
ac27b0f5 NIS |
340 | if (type && *type) |
341 | PerlIO_apply_layers(aTHX_ fp,mode,type); | |
342 | ||
54310121 | 343 | if (gimme == G_VOID) { |
96827780 MB |
344 | char tmpbuf[256]; |
345 | while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) | |
54310121 | 346 | /*SUPPRESS 530*/ |
347 | ; | |
348 | } | |
349 | else if (gimme == G_SCALAR) { | |
75af1a9c DM |
350 | ENTER; |
351 | SAVESPTR(PL_rs); | |
fa326138 | 352 | PL_rs = &PL_sv_undef; |
c69006e4 | 353 | sv_setpvn(TARG, "", 0); /* note that this preserves previous buffer */ |
a0d0e21e LW |
354 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) |
355 | /*SUPPRESS 530*/ | |
356 | ; | |
75af1a9c | 357 | LEAVE; |
a0d0e21e | 358 | XPUSHs(TARG); |
aa689395 | 359 | SvTAINTED_on(TARG); |
a0d0e21e LW |
360 | } |
361 | else { | |
362 | SV *sv; | |
363 | ||
364 | for (;;) { | |
8d6dde3e | 365 | sv = NEWSV(56, 79); |
a0d0e21e LW |
366 | if (sv_gets(sv, fp, 0) == Nullch) { |
367 | SvREFCNT_dec(sv); | |
368 | break; | |
369 | } | |
370 | XPUSHs(sv_2mortal(sv)); | |
371 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
1da4ca5f | 372 | SvPV_shrink_to_cur(sv); |
a0d0e21e | 373 | } |
aa689395 | 374 | SvTAINTED_on(sv); |
a0d0e21e LW |
375 | } |
376 | } | |
6ad3d225 | 377 | STATUS_NATIVE_SET(PerlProc_pclose(fp)); |
aa689395 | 378 | TAINT; /* "I believe that this is not gratuitous!" */ |
a0d0e21e LW |
379 | } |
380 | else { | |
f86702cc | 381 | STATUS_NATIVE_SET(-1); |
54310121 | 382 | if (gimme == G_SCALAR) |
a0d0e21e LW |
383 | RETPUSHUNDEF; |
384 | } | |
385 | ||
386 | RETURN; | |
387 | } | |
388 | ||
389 | PP(pp_glob) | |
390 | { | |
27da23d5 | 391 | dVAR; |
a0d0e21e | 392 | OP *result; |
f5284f61 IZ |
393 | tryAMAGICunTARGET(iter, -1); |
394 | ||
71686f12 GS |
395 | /* Note that we only ever get here if File::Glob fails to load |
396 | * without at the same time croaking, for some reason, or if | |
397 | * perl was built with PERL_EXTERNAL_GLOB */ | |
398 | ||
a0d0e21e | 399 | ENTER; |
a0d0e21e | 400 | |
c90c0ff4 | 401 | #ifndef VMS |
3280af22 | 402 | if (PL_tainting) { |
7bac28a0 | 403 | /* |
404 | * The external globbing program may use things we can't control, | |
405 | * so for security reasons we must assume the worst. | |
406 | */ | |
407 | TAINT; | |
22c35a8c | 408 | taint_proper(PL_no_security, "glob"); |
7bac28a0 | 409 | } |
c90c0ff4 | 410 | #endif /* !VMS */ |
7bac28a0 | 411 | |
3280af22 NIS |
412 | SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */ |
413 | PL_last_in_gv = (GV*)*PL_stack_sp--; | |
a0d0e21e | 414 | |
3280af22 | 415 | SAVESPTR(PL_rs); /* This is not permanent, either. */ |
79cb57f6 | 416 | PL_rs = sv_2mortal(newSVpvn("\000", 1)); |
c07a80fd | 417 | #ifndef DOSISH |
418 | #ifndef CSH | |
6b88bc9c | 419 | *SvPVX(PL_rs) = '\n'; |
a0d0e21e | 420 | #endif /* !CSH */ |
55497cff | 421 | #endif /* !DOSISH */ |
c07a80fd | 422 | |
a0d0e21e LW |
423 | result = do_readline(); |
424 | LEAVE; | |
425 | return result; | |
426 | } | |
427 | ||
a0d0e21e LW |
428 | PP(pp_rcatline) |
429 | { | |
146174a9 | 430 | PL_last_in_gv = cGVOP_gv; |
a0d0e21e LW |
431 | return do_readline(); |
432 | } | |
433 | ||
434 | PP(pp_warn) | |
435 | { | |
39644a26 | 436 | dSP; dMARK; |
06bf62c7 | 437 | SV *tmpsv; |
e1ec3a88 | 438 | const char *tmps; |
06bf62c7 | 439 | STRLEN len; |
a0d0e21e LW |
440 | if (SP - MARK != 1) { |
441 | dTARGET; | |
3280af22 | 442 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 443 | tmpsv = TARG; |
a0d0e21e LW |
444 | SP = MARK + 1; |
445 | } | |
446 | else { | |
06bf62c7 | 447 | tmpsv = TOPs; |
a0d0e21e | 448 | } |
06bf62c7 | 449 | tmps = SvPV(tmpsv, len); |
7b102d90 | 450 | if ((!tmps || !len) && PL_errgv) { |
4e6ea2c3 | 451 | SV *error = ERRSV; |
862a34c6 | 452 | SvUPGRADE(error, SVt_PV); |
4e6ea2c3 GS |
453 | if (SvPOK(error) && SvCUR(error)) |
454 | sv_catpv(error, "\t...caught"); | |
06bf62c7 GS |
455 | tmpsv = error; |
456 | tmps = SvPV(tmpsv, len); | |
a0d0e21e | 457 | } |
06bf62c7 GS |
458 | if (!tmps || !len) |
459 | tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26)); | |
460 | ||
cb50131a | 461 | Perl_warn(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
462 | RETSETYES; |
463 | } | |
464 | ||
465 | PP(pp_die) | |
466 | { | |
39644a26 | 467 | dSP; dMARK; |
e1ec3a88 | 468 | const char *tmps; |
06bf62c7 GS |
469 | SV *tmpsv; |
470 | STRLEN len; | |
471 | bool multiarg = 0; | |
96e176bf CL |
472 | #ifdef VMS |
473 | VMSISH_HUSHED = VMSISH_HUSHED || (PL_op->op_private & OPpHUSH_VMSISH); | |
474 | #endif | |
a0d0e21e LW |
475 | if (SP - MARK != 1) { |
476 | dTARGET; | |
3280af22 | 477 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 478 | tmpsv = TARG; |
5c144d81 | 479 | tmps = SvPV_const(tmpsv, len); |
06bf62c7 | 480 | multiarg = 1; |
a0d0e21e LW |
481 | SP = MARK + 1; |
482 | } | |
483 | else { | |
4e6ea2c3 | 484 | tmpsv = TOPs; |
5c144d81 | 485 | tmps = SvROK(tmpsv) ? Nullch : SvPV_const(tmpsv, len); |
a0d0e21e | 486 | } |
06bf62c7 | 487 | if (!tmps || !len) { |
4e6ea2c3 | 488 | SV *error = ERRSV; |
862a34c6 | 489 | SvUPGRADE(error, SVt_PV); |
06bf62c7 GS |
490 | if (multiarg ? SvROK(error) : SvROK(tmpsv)) { |
491 | if (!multiarg) | |
4e6ea2c3 | 492 | SvSetSV(error,tmpsv); |
06bf62c7 | 493 | else if (sv_isobject(error)) { |
05423cc9 GS |
494 | HV *stash = SvSTASH(SvRV(error)); |
495 | GV *gv = gv_fetchmethod(stash, "PROPAGATE"); | |
496 | if (gv) { | |
146174a9 | 497 | SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0)); |
b448e4fe | 498 | SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop))); |
05423cc9 GS |
499 | EXTEND(SP, 3); |
500 | PUSHMARK(SP); | |
501 | PUSHs(error); | |
502 | PUSHs(file); | |
503 | PUSHs(line); | |
504 | PUTBACK; | |
864dbfa3 GS |
505 | call_sv((SV*)GvCV(gv), |
506 | G_SCALAR|G_EVAL|G_KEEPERR); | |
3280af22 | 507 | sv_setsv(error,*PL_stack_sp--); |
05423cc9 GS |
508 | } |
509 | } | |
5df617be | 510 | DIE_NULL; |
4e6ea2c3 GS |
511 | } |
512 | else { | |
513 | if (SvPOK(error) && SvCUR(error)) | |
514 | sv_catpv(error, "\t...propagated"); | |
06bf62c7 GS |
515 | tmpsv = error; |
516 | tmps = SvPV(tmpsv, len); | |
4e6ea2c3 | 517 | } |
a0d0e21e | 518 | } |
06bf62c7 GS |
519 | if (!tmps || !len) |
520 | tmpsv = sv_2mortal(newSVpvn("Died", 4)); | |
521 | ||
cb50131a | 522 | DIE(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
523 | } |
524 | ||
525 | /* I/O. */ | |
526 | ||
527 | PP(pp_open) | |
528 | { | |
27da23d5 | 529 | dVAR; dSP; |
a567e93b NIS |
530 | dMARK; dORIGMARK; |
531 | dTARGET; | |
a0d0e21e LW |
532 | GV *gv; |
533 | SV *sv; | |
5b468f54 | 534 | IO *io; |
5c144d81 | 535 | const char *tmps; |
a0d0e21e | 536 | STRLEN len; |
4592e6ca | 537 | MAGIC *mg; |
a567e93b | 538 | bool ok; |
a0d0e21e | 539 | |
a567e93b | 540 | gv = (GV *)*++MARK; |
5f05dabc | 541 | if (!isGV(gv)) |
cea2e8a9 | 542 | DIE(aTHX_ PL_no_usym, "filehandle"); |
5b468f54 | 543 | if ((io = GvIOp(gv))) |
36477c24 | 544 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; |
853846ea | 545 | |
5b468f54 | 546 | if (io && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { |
a567e93b NIS |
547 | /* Method's args are same as ours ... */ |
548 | /* ... except handle is replaced by the object */ | |
5b468f54 | 549 | *MARK-- = SvTIED_obj((SV*)io, mg); |
a567e93b | 550 | PUSHMARK(MARK); |
4592e6ca NIS |
551 | PUTBACK; |
552 | ENTER; | |
864dbfa3 | 553 | call_method("OPEN", G_SCALAR); |
4592e6ca NIS |
554 | LEAVE; |
555 | SPAGAIN; | |
556 | RETURN; | |
557 | } | |
558 | ||
a567e93b NIS |
559 | if (MARK < SP) { |
560 | sv = *++MARK; | |
561 | } | |
562 | else { | |
563 | sv = GvSV(gv); | |
564 | } | |
565 | ||
5c144d81 NC |
566 | tmps = SvPV_const(sv, len); |
567 | ok = do_openn(gv, (char *)tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); | |
a567e93b NIS |
568 | SP = ORIGMARK; |
569 | if (ok) | |
3280af22 NIS |
570 | PUSHi( (I32)PL_forkprocess ); |
571 | else if (PL_forkprocess == 0) /* we are a new child */ | |
a0d0e21e LW |
572 | PUSHi(0); |
573 | else | |
574 | RETPUSHUNDEF; | |
575 | RETURN; | |
576 | } | |
577 | ||
578 | PP(pp_close) | |
579 | { | |
27da23d5 | 580 | dVAR; dSP; |
a0d0e21e | 581 | GV *gv; |
5b468f54 | 582 | IO *io; |
1d603a67 | 583 | MAGIC *mg; |
a0d0e21e LW |
584 | |
585 | if (MAXARG == 0) | |
3280af22 | 586 | gv = PL_defoutgv; |
a0d0e21e LW |
587 | else |
588 | gv = (GV*)POPs; | |
1d603a67 | 589 | |
5b468f54 AMS |
590 | if (gv && (io = GvIO(gv)) |
591 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
592 | { | |
1d603a67 | 593 | PUSHMARK(SP); |
5b468f54 | 594 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
1d603a67 GB |
595 | PUTBACK; |
596 | ENTER; | |
864dbfa3 | 597 | call_method("CLOSE", G_SCALAR); |
1d603a67 GB |
598 | LEAVE; |
599 | SPAGAIN; | |
600 | RETURN; | |
601 | } | |
a0d0e21e | 602 | EXTEND(SP, 1); |
54310121 | 603 | PUSHs(boolSV(do_close(gv, TRUE))); |
a0d0e21e LW |
604 | RETURN; |
605 | } | |
606 | ||
607 | PP(pp_pipe_op) | |
608 | { | |
a0d0e21e | 609 | #ifdef HAS_PIPE |
9cad6237 | 610 | dSP; |
a0d0e21e LW |
611 | GV *rgv; |
612 | GV *wgv; | |
613 | register IO *rstio; | |
614 | register IO *wstio; | |
615 | int fd[2]; | |
616 | ||
617 | wgv = (GV*)POPs; | |
618 | rgv = (GV*)POPs; | |
619 | ||
620 | if (!rgv || !wgv) | |
621 | goto badexit; | |
622 | ||
4633a7c4 | 623 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
cea2e8a9 | 624 | DIE(aTHX_ PL_no_usym, "filehandle"); |
a0d0e21e LW |
625 | rstio = GvIOn(rgv); |
626 | wstio = GvIOn(wgv); | |
627 | ||
628 | if (IoIFP(rstio)) | |
629 | do_close(rgv, FALSE); | |
630 | if (IoIFP(wstio)) | |
631 | do_close(wgv, FALSE); | |
632 | ||
6ad3d225 | 633 | if (PerlProc_pipe(fd) < 0) |
a0d0e21e LW |
634 | goto badexit; |
635 | ||
460c8493 IZ |
636 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPE_OPEN_MODE); |
637 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPE_OPEN_MODE); | |
b5ac89c3 | 638 | IoOFP(rstio) = IoIFP(rstio); |
a0d0e21e | 639 | IoIFP(wstio) = IoOFP(wstio); |
50952442 JH |
640 | IoTYPE(rstio) = IoTYPE_RDONLY; |
641 | IoTYPE(wstio) = IoTYPE_WRONLY; | |
a0d0e21e LW |
642 | |
643 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 644 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
6ad3d225 | 645 | else PerlLIO_close(fd[0]); |
760ac839 | 646 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
6ad3d225 | 647 | else PerlLIO_close(fd[1]); |
a0d0e21e LW |
648 | goto badexit; |
649 | } | |
4771b018 GS |
650 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
651 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
652 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
653 | #endif | |
a0d0e21e LW |
654 | RETPUSHYES; |
655 | ||
656 | badexit: | |
657 | RETPUSHUNDEF; | |
658 | #else | |
cea2e8a9 | 659 | DIE(aTHX_ PL_no_func, "pipe"); |
a0d0e21e LW |
660 | #endif |
661 | } | |
662 | ||
663 | PP(pp_fileno) | |
664 | { | |
27da23d5 | 665 | dVAR; dSP; dTARGET; |
a0d0e21e LW |
666 | GV *gv; |
667 | IO *io; | |
760ac839 | 668 | PerlIO *fp; |
4592e6ca NIS |
669 | MAGIC *mg; |
670 | ||
a0d0e21e LW |
671 | if (MAXARG < 1) |
672 | RETPUSHUNDEF; | |
673 | gv = (GV*)POPs; | |
4592e6ca | 674 | |
5b468f54 AMS |
675 | if (gv && (io = GvIO(gv)) |
676 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
677 | { | |
4592e6ca | 678 | PUSHMARK(SP); |
5b468f54 | 679 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
680 | PUTBACK; |
681 | ENTER; | |
864dbfa3 | 682 | call_method("FILENO", G_SCALAR); |
4592e6ca NIS |
683 | LEAVE; |
684 | SPAGAIN; | |
685 | RETURN; | |
686 | } | |
687 | ||
c289d2f7 JH |
688 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
689 | /* Can't do this because people seem to do things like | |
690 | defined(fileno($foo)) to check whether $foo is a valid fh. | |
691 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
692 | report_evil_fh(gv, io, PL_op->op_type); | |
693 | */ | |
a0d0e21e | 694 | RETPUSHUNDEF; |
c289d2f7 JH |
695 | } |
696 | ||
760ac839 | 697 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
698 | RETURN; |
699 | } | |
700 | ||
701 | PP(pp_umask) | |
702 | { | |
27da23d5 | 703 | dSP; |
d7e492a4 | 704 | #ifdef HAS_UMASK |
27da23d5 | 705 | dTARGET; |
761237fe | 706 | Mode_t anum; |
a0d0e21e | 707 | |
a0d0e21e | 708 | if (MAXARG < 1) { |
6ad3d225 GS |
709 | anum = PerlLIO_umask(0); |
710 | (void)PerlLIO_umask(anum); | |
a0d0e21e LW |
711 | } |
712 | else | |
6ad3d225 | 713 | anum = PerlLIO_umask(POPi); |
a0d0e21e LW |
714 | TAINT_PROPER("umask"); |
715 | XPUSHi(anum); | |
716 | #else | |
a0288114 | 717 | /* Only DIE if trying to restrict permissions on "user" (self). |
eec2d3df GS |
718 | * Otherwise it's harmless and more useful to just return undef |
719 | * since 'group' and 'other' concepts probably don't exist here. */ | |
720 | if (MAXARG >= 1 && (POPi & 0700)) | |
cea2e8a9 | 721 | DIE(aTHX_ "umask not implemented"); |
6b88bc9c | 722 | XPUSHs(&PL_sv_undef); |
a0d0e21e LW |
723 | #endif |
724 | RETURN; | |
725 | } | |
726 | ||
727 | PP(pp_binmode) | |
728 | { | |
27da23d5 | 729 | dVAR; dSP; |
a0d0e21e LW |
730 | GV *gv; |
731 | IO *io; | |
760ac839 | 732 | PerlIO *fp; |
4592e6ca | 733 | MAGIC *mg; |
16fe6d59 | 734 | SV *discp = Nullsv; |
a0d0e21e LW |
735 | |
736 | if (MAXARG < 1) | |
737 | RETPUSHUNDEF; | |
60382766 | 738 | if (MAXARG > 1) { |
16fe6d59 | 739 | discp = POPs; |
60382766 | 740 | } |
a0d0e21e | 741 | |
301e8125 | 742 | gv = (GV*)POPs; |
4592e6ca | 743 | |
5b468f54 AMS |
744 | if (gv && (io = GvIO(gv)) |
745 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
746 | { | |
4592e6ca | 747 | PUSHMARK(SP); |
5b468f54 | 748 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
16fe6d59 GS |
749 | if (discp) |
750 | XPUSHs(discp); | |
4592e6ca NIS |
751 | PUTBACK; |
752 | ENTER; | |
864dbfa3 | 753 | call_method("BINMODE", G_SCALAR); |
4592e6ca NIS |
754 | LEAVE; |
755 | SPAGAIN; | |
756 | RETURN; | |
757 | } | |
a0d0e21e LW |
758 | |
759 | EXTEND(SP, 1); | |
50f846a7 | 760 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
c289d2f7 JH |
761 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
762 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 763 | SETERRNO(EBADF,RMS_IFI); |
50f846a7 SC |
764 | RETPUSHUNDEF; |
765 | } | |
a0d0e21e | 766 | |
40d98b49 | 767 | PUTBACK; |
60382766 | 768 | if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), |
40d98b49 | 769 | (discp) ? SvPV_nolen(discp) : Nullch)) { |
38af81ff JH |
770 | if (IoOFP(io) && IoOFP(io) != IoIFP(io)) { |
771 | if (!PerlIO_binmode(aTHX_ IoOFP(io),IoTYPE(io), | |
772 | mode_from_discipline(discp), | |
773 | (discp) ? SvPV_nolen(discp) : Nullch)) { | |
774 | SPAGAIN; | |
775 | RETPUSHUNDEF; | |
776 | } | |
777 | } | |
40d98b49 | 778 | SPAGAIN; |
a0d0e21e | 779 | RETPUSHYES; |
40d98b49 JH |
780 | } |
781 | else { | |
782 | SPAGAIN; | |
a0d0e21e | 783 | RETPUSHUNDEF; |
40d98b49 | 784 | } |
a0d0e21e LW |
785 | } |
786 | ||
787 | PP(pp_tie) | |
788 | { | |
27da23d5 | 789 | dVAR; dSP; dMARK; |
a0d0e21e LW |
790 | SV *varsv; |
791 | HV* stash; | |
792 | GV *gv; | |
a0d0e21e | 793 | SV *sv; |
1df70142 | 794 | const I32 markoff = MARK - PL_stack_base; |
e1ec3a88 | 795 | const char *methname; |
14befaf4 | 796 | int how = PERL_MAGIC_tied; |
e336de0d | 797 | U32 items; |
a0d0e21e | 798 | |
e336de0d | 799 | varsv = *++MARK; |
6b05c17a NIS |
800 | switch(SvTYPE(varsv)) { |
801 | case SVt_PVHV: | |
802 | methname = "TIEHASH"; | |
bfcb3514 | 803 | HvEITER_set((HV *)varsv, 0); |
6b05c17a NIS |
804 | break; |
805 | case SVt_PVAV: | |
806 | methname = "TIEARRAY"; | |
807 | break; | |
808 | case SVt_PVGV: | |
7fb37951 AMS |
809 | #ifdef GV_UNIQUE_CHECK |
810 | if (GvUNIQUE((GV*)varsv)) { | |
811 | Perl_croak(aTHX_ "Attempt to tie unique GV"); | |
5bd07a3d DM |
812 | } |
813 | #endif | |
6b05c17a | 814 | methname = "TIEHANDLE"; |
14befaf4 | 815 | how = PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
816 | /* For tied filehandles, we apply tiedscalar magic to the IO |
817 | slot of the GP rather than the GV itself. AMS 20010812 */ | |
818 | if (!GvIOp(varsv)) | |
819 | GvIOp(varsv) = newIO(); | |
820 | varsv = (SV *)GvIOp(varsv); | |
6b05c17a NIS |
821 | break; |
822 | default: | |
823 | methname = "TIESCALAR"; | |
14befaf4 | 824 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
825 | break; |
826 | } | |
e336de0d GS |
827 | items = SP - MARK++; |
828 | if (sv_isobject(*MARK)) { | |
6b05c17a | 829 | ENTER; |
e788e7d3 | 830 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 831 | PUSHMARK(SP); |
eb160463 | 832 | EXTEND(SP,(I32)items); |
e336de0d GS |
833 | while (items--) |
834 | PUSHs(*MARK++); | |
835 | PUTBACK; | |
864dbfa3 | 836 | call_method(methname, G_SCALAR); |
301e8125 | 837 | } |
6b05c17a | 838 | else { |
864dbfa3 | 839 | /* Not clear why we don't call call_method here too. |
6b05c17a NIS |
840 | * perhaps to get different error message ? |
841 | */ | |
e336de0d | 842 | stash = gv_stashsv(*MARK, FALSE); |
6b05c17a | 843 | if (!stash || !(gv = gv_fetchmethod(stash, methname))) { |
35c1215d NC |
844 | DIE(aTHX_ "Can't locate object method \"%s\" via package \"%"SVf"\"", |
845 | methname, *MARK); | |
6b05c17a NIS |
846 | } |
847 | ENTER; | |
e788e7d3 | 848 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 849 | PUSHMARK(SP); |
eb160463 | 850 | EXTEND(SP,(I32)items); |
e336de0d GS |
851 | while (items--) |
852 | PUSHs(*MARK++); | |
853 | PUTBACK; | |
864dbfa3 | 854 | call_sv((SV*)GvCV(gv), G_SCALAR); |
6b05c17a | 855 | } |
a0d0e21e LW |
856 | SPAGAIN; |
857 | ||
858 | sv = TOPs; | |
d3acc0f7 | 859 | POPSTACK; |
a0d0e21e | 860 | if (sv_isobject(sv)) { |
33c27489 | 861 | sv_unmagic(varsv, how); |
ae21d580 | 862 | /* Croak if a self-tie on an aggregate is attempted. */ |
b881518d | 863 | if (varsv == SvRV(sv) && |
d87ebaca YST |
864 | (SvTYPE(varsv) == SVt_PVAV || |
865 | SvTYPE(varsv) == SVt_PVHV)) | |
ae21d580 JH |
866 | Perl_croak(aTHX_ |
867 | "Self-ties of arrays and hashes are not supported"); | |
d87ebaca | 868 | sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0); |
a0d0e21e LW |
869 | } |
870 | LEAVE; | |
3280af22 | 871 | SP = PL_stack_base + markoff; |
a0d0e21e LW |
872 | PUSHs(sv); |
873 | RETURN; | |
874 | } | |
875 | ||
876 | PP(pp_untie) | |
877 | { | |
27da23d5 | 878 | dVAR; dSP; |
5b468f54 | 879 | MAGIC *mg; |
33c27489 | 880 | SV *sv = POPs; |
1df70142 | 881 | const char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
14befaf4 | 882 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; |
55497cff | 883 | |
5b468f54 AMS |
884 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) |
885 | RETPUSHYES; | |
886 | ||
65eba18f JH |
887 | if ((mg = SvTIED_mg(sv, how))) { |
888 | SV *obj = SvRV(SvTIED_obj(sv, mg)); | |
a29a5827 NIS |
889 | GV *gv; |
890 | CV *cv = NULL; | |
fa2b88e0 JS |
891 | if (obj) { |
892 | if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && | |
893 | isGV(gv) && (cv = GvCV(gv))) { | |
894 | PUSHMARK(SP); | |
895 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
896 | XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); | |
897 | PUTBACK; | |
898 | ENTER; | |
899 | call_sv((SV *)cv, G_VOID); | |
900 | LEAVE; | |
901 | SPAGAIN; | |
902 | } | |
903 | else if (ckWARN(WARN_UNTIE)) { | |
904 | if (mg && SvREFCNT(obj) > 1) | |
9014280d | 905 | Perl_warner(aTHX_ packWARN(WARN_UNTIE), |
fa2b88e0 JS |
906 | "untie attempted while %"UVuf" inner references still exist", |
907 | (UV)SvREFCNT(obj) - 1 ) ; | |
908 | } | |
cbdc8872 | 909 | } |
910 | } | |
38193a09 | 911 | sv_unmagic(sv, how) ; |
55497cff | 912 | RETPUSHYES; |
a0d0e21e LW |
913 | } |
914 | ||
c07a80fd | 915 | PP(pp_tied) |
916 | { | |
39644a26 | 917 | dSP; |
5b468f54 | 918 | MAGIC *mg; |
33c27489 | 919 | SV *sv = POPs; |
1df70142 | 920 | const char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
14befaf4 | 921 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
922 | |
923 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) | |
924 | RETPUSHUNDEF; | |
c07a80fd | 925 | |
155aba94 | 926 | if ((mg = SvTIED_mg(sv, how))) { |
33c27489 GS |
927 | SV *osv = SvTIED_obj(sv, mg); |
928 | if (osv == mg->mg_obj) | |
929 | osv = sv_mortalcopy(osv); | |
930 | PUSHs(osv); | |
931 | RETURN; | |
c07a80fd | 932 | } |
c07a80fd | 933 | RETPUSHUNDEF; |
934 | } | |
935 | ||
a0d0e21e LW |
936 | PP(pp_dbmopen) |
937 | { | |
27da23d5 | 938 | dVAR; dSP; |
a0d0e21e LW |
939 | HV *hv; |
940 | dPOPPOPssrl; | |
941 | HV* stash; | |
942 | GV *gv; | |
a0d0e21e LW |
943 | SV *sv; |
944 | ||
945 | hv = (HV*)POPs; | |
946 | ||
3280af22 | 947 | sv = sv_mortalcopy(&PL_sv_no); |
a0d0e21e LW |
948 | sv_setpv(sv, "AnyDBM_File"); |
949 | stash = gv_stashsv(sv, FALSE); | |
8ebc5c01 | 950 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) { |
a0d0e21e | 951 | PUTBACK; |
864dbfa3 | 952 | require_pv("AnyDBM_File.pm"); |
a0d0e21e | 953 | SPAGAIN; |
8ebc5c01 | 954 | if (!(gv = gv_fetchmethod(stash, "TIEHASH"))) |
cea2e8a9 | 955 | DIE(aTHX_ "No dbm on this machine"); |
a0d0e21e LW |
956 | } |
957 | ||
57d3b86d | 958 | ENTER; |
924508f0 | 959 | PUSHMARK(SP); |
6b05c17a | 960 | |
924508f0 | 961 | EXTEND(SP, 5); |
a0d0e21e LW |
962 | PUSHs(sv); |
963 | PUSHs(left); | |
964 | if (SvIV(right)) | |
b448e4fe | 965 | PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT))); |
a0d0e21e | 966 | else |
b448e4fe | 967 | PUSHs(sv_2mortal(newSVuv(O_RDWR))); |
a0d0e21e | 968 | PUSHs(right); |
57d3b86d | 969 | PUTBACK; |
864dbfa3 | 970 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
971 | SPAGAIN; |
972 | ||
973 | if (!sv_isobject(TOPs)) { | |
924508f0 GS |
974 | SP--; |
975 | PUSHMARK(SP); | |
a0d0e21e LW |
976 | PUSHs(sv); |
977 | PUSHs(left); | |
b448e4fe | 978 | PUSHs(sv_2mortal(newSVuv(O_RDONLY))); |
a0d0e21e | 979 | PUSHs(right); |
a0d0e21e | 980 | PUTBACK; |
864dbfa3 | 981 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
982 | SPAGAIN; |
983 | } | |
984 | ||
6b05c17a | 985 | if (sv_isobject(TOPs)) { |
14befaf4 DM |
986 | sv_unmagic((SV *) hv, PERL_MAGIC_tied); |
987 | sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); | |
6b05c17a | 988 | } |
a0d0e21e LW |
989 | LEAVE; |
990 | RETURN; | |
991 | } | |
992 | ||
993 | PP(pp_dbmclose) | |
994 | { | |
cea2e8a9 | 995 | return pp_untie(); |
a0d0e21e LW |
996 | } |
997 | ||
998 | PP(pp_sselect) | |
999 | { | |
a0d0e21e | 1000 | #ifdef HAS_SELECT |
9cad6237 | 1001 | dSP; dTARGET; |
a0d0e21e LW |
1002 | register I32 i; |
1003 | register I32 j; | |
1004 | register char *s; | |
1005 | register SV *sv; | |
65202027 | 1006 | NV value; |
a0d0e21e LW |
1007 | I32 maxlen = 0; |
1008 | I32 nfound; | |
1009 | struct timeval timebuf; | |
1010 | struct timeval *tbuf = &timebuf; | |
1011 | I32 growsize; | |
1012 | char *fd_sets[4]; | |
2d8e6c8d | 1013 | STRLEN n_a; |
a0d0e21e LW |
1014 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1015 | I32 masksize; | |
1016 | I32 offset; | |
1017 | I32 k; | |
1018 | ||
1019 | # if BYTEORDER & 0xf0000 | |
1020 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
1021 | # else | |
1022 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
1023 | # endif | |
1024 | ||
1025 | #endif | |
1026 | ||
1027 | SP -= 4; | |
1028 | for (i = 1; i <= 3; i++) { | |
1029 | if (!SvPOK(SP[i])) | |
1030 | continue; | |
1031 | j = SvCUR(SP[i]); | |
1032 | if (maxlen < j) | |
1033 | maxlen = j; | |
1034 | } | |
1035 | ||
5ff3f7a4 | 1036 | /* little endians can use vecs directly */ |
e366b469 | 1037 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
5ff3f7a4 | 1038 | # ifdef NFDBITS |
a0d0e21e | 1039 | |
5ff3f7a4 GS |
1040 | # ifndef NBBY |
1041 | # define NBBY 8 | |
1042 | # endif | |
a0d0e21e LW |
1043 | |
1044 | masksize = NFDBITS / NBBY; | |
5ff3f7a4 | 1045 | # else |
a0d0e21e | 1046 | masksize = sizeof(long); /* documented int, everyone seems to use long */ |
5ff3f7a4 | 1047 | # endif |
a0d0e21e LW |
1048 | Zero(&fd_sets[0], 4, char*); |
1049 | #endif | |
1050 | ||
ad517f75 MHM |
1051 | # if SELECT_MIN_BITS == 1 |
1052 | growsize = sizeof(fd_set); | |
1053 | # else | |
1054 | # if defined(__GLIBC__) && defined(__FD_SETSIZE) | |
1055 | # undef SELECT_MIN_BITS | |
1056 | # define SELECT_MIN_BITS __FD_SETSIZE | |
1057 | # endif | |
e366b469 PG |
1058 | /* If SELECT_MIN_BITS is greater than one we most probably will want |
1059 | * to align the sizes with SELECT_MIN_BITS/8 because for example | |
1060 | * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital | |
1061 | * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates | |
1062 | * on (sets/tests/clears bits) is 32 bits. */ | |
1063 | growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8))); | |
e366b469 PG |
1064 | # endif |
1065 | ||
a0d0e21e LW |
1066 | sv = SP[4]; |
1067 | if (SvOK(sv)) { | |
1068 | value = SvNV(sv); | |
1069 | if (value < 0.0) | |
1070 | value = 0.0; | |
1071 | timebuf.tv_sec = (long)value; | |
65202027 | 1072 | value -= (NV)timebuf.tv_sec; |
a0d0e21e LW |
1073 | timebuf.tv_usec = (long)(value * 1000000.0); |
1074 | } | |
1075 | else | |
1076 | tbuf = Null(struct timeval*); | |
1077 | ||
1078 | for (i = 1; i <= 3; i++) { | |
1079 | sv = SP[i]; | |
1080 | if (!SvOK(sv)) { | |
1081 | fd_sets[i] = 0; | |
1082 | continue; | |
1083 | } | |
1084 | else if (!SvPOK(sv)) | |
2d8e6c8d | 1085 | SvPV_force(sv,n_a); /* force string conversion */ |
a0d0e21e LW |
1086 | j = SvLEN(sv); |
1087 | if (j < growsize) { | |
1088 | Sv_Grow(sv, growsize); | |
a0d0e21e | 1089 | } |
c07a80fd | 1090 | j = SvCUR(sv); |
1091 | s = SvPVX(sv) + j; | |
1092 | while (++j <= growsize) { | |
1093 | *s++ = '\0'; | |
1094 | } | |
1095 | ||
a0d0e21e LW |
1096 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1097 | s = SvPVX(sv); | |
1098 | New(403, fd_sets[i], growsize, char); | |
1099 | for (offset = 0; offset < growsize; offset += masksize) { | |
1100 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1101 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
1102 | } | |
1103 | #else | |
1104 | fd_sets[i] = SvPVX(sv); | |
1105 | #endif | |
1106 | } | |
1107 | ||
dc4c69d9 JH |
1108 | #ifdef PERL_IRIX5_SELECT_TIMEVAL_VOID_CAST |
1109 | /* Can't make just the (void*) conditional because that would be | |
1110 | * cpp #if within cpp macro, and not all compilers like that. */ | |
1111 | nfound = PerlSock_select( | |
1112 | maxlen * 8, | |
1113 | (Select_fd_set_t) fd_sets[1], | |
1114 | (Select_fd_set_t) fd_sets[2], | |
1115 | (Select_fd_set_t) fd_sets[3], | |
1116 | (void*) tbuf); /* Workaround for compiler bug. */ | |
1117 | #else | |
6ad3d225 | 1118 | nfound = PerlSock_select( |
a0d0e21e LW |
1119 | maxlen * 8, |
1120 | (Select_fd_set_t) fd_sets[1], | |
1121 | (Select_fd_set_t) fd_sets[2], | |
1122 | (Select_fd_set_t) fd_sets[3], | |
1123 | tbuf); | |
dc4c69d9 | 1124 | #endif |
a0d0e21e LW |
1125 | for (i = 1; i <= 3; i++) { |
1126 | if (fd_sets[i]) { | |
1127 | sv = SP[i]; | |
1128 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1129 | s = SvPVX(sv); | |
1130 | for (offset = 0; offset < growsize; offset += masksize) { | |
1131 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1132 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
1133 | } | |
1134 | Safefree(fd_sets[i]); | |
1135 | #endif | |
1136 | SvSETMAGIC(sv); | |
1137 | } | |
1138 | } | |
1139 | ||
5c477709 RGS |
1140 | if (nfound == -1) |
1141 | PUSHs(&PL_sv_undef); | |
1142 | else | |
1143 | PUSHi(nfound); | |
a0d0e21e | 1144 | if (GIMME == G_ARRAY && tbuf) { |
65202027 DS |
1145 | value = (NV)(timebuf.tv_sec) + |
1146 | (NV)(timebuf.tv_usec) / 1000000.0; | |
3280af22 | 1147 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
1148 | sv_setnv(sv, value); |
1149 | } | |
1150 | RETURN; | |
1151 | #else | |
cea2e8a9 | 1152 | DIE(aTHX_ "select not implemented"); |
a0d0e21e LW |
1153 | #endif |
1154 | } | |
1155 | ||
4633a7c4 | 1156 | void |
864dbfa3 | 1157 | Perl_setdefout(pTHX_ GV *gv) |
4633a7c4 LW |
1158 | { |
1159 | if (gv) | |
1160 | (void)SvREFCNT_inc(gv); | |
3280af22 NIS |
1161 | if (PL_defoutgv) |
1162 | SvREFCNT_dec(PL_defoutgv); | |
1163 | PL_defoutgv = gv; | |
4633a7c4 LW |
1164 | } |
1165 | ||
a0d0e21e LW |
1166 | PP(pp_select) |
1167 | { | |
39644a26 | 1168 | dSP; dTARGET; |
1df70142 | 1169 | GV *egv; |
4633a7c4 LW |
1170 | HV *hv; |
1171 | ||
1df70142 | 1172 | GV * const newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL; |
4633a7c4 | 1173 | |
3280af22 | 1174 | egv = GvEGV(PL_defoutgv); |
4633a7c4 | 1175 | if (!egv) |
3280af22 | 1176 | egv = PL_defoutgv; |
4633a7c4 LW |
1177 | hv = GvSTASH(egv); |
1178 | if (! hv) | |
3280af22 | 1179 | XPUSHs(&PL_sv_undef); |
4633a7c4 | 1180 | else { |
cbdc8872 | 1181 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
f86702cc | 1182 | if (gvp && *gvp == egv) { |
f7aaccc2 | 1183 | gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); |
f86702cc | 1184 | XPUSHTARG; |
1185 | } | |
1186 | else { | |
1187 | XPUSHs(sv_2mortal(newRV((SV*)egv))); | |
1188 | } | |
4633a7c4 LW |
1189 | } |
1190 | ||
1191 | if (newdefout) { | |
ded8aa31 GS |
1192 | if (!GvIO(newdefout)) |
1193 | gv_IOadd(newdefout); | |
4633a7c4 LW |
1194 | setdefout(newdefout); |
1195 | } | |
1196 | ||
a0d0e21e LW |
1197 | RETURN; |
1198 | } | |
1199 | ||
1200 | PP(pp_getc) | |
1201 | { | |
27da23d5 | 1202 | dVAR; dSP; dTARGET; |
a0d0e21e | 1203 | GV *gv; |
90133b69 | 1204 | IO *io = NULL; |
2ae324a7 | 1205 | MAGIC *mg; |
a0d0e21e | 1206 | |
32da55ab | 1207 | if (MAXARG == 0) |
3280af22 | 1208 | gv = PL_stdingv; |
a0d0e21e LW |
1209 | else |
1210 | gv = (GV*)POPs; | |
2ae324a7 | 1211 | |
5b468f54 AMS |
1212 | if (gv && (io = GvIO(gv)) |
1213 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1214 | { | |
f54cb97a | 1215 | const I32 gimme = GIMME_V; |
2ae324a7 | 1216 | PUSHMARK(SP); |
5b468f54 | 1217 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
2ae324a7 | 1218 | PUTBACK; |
1219 | ENTER; | |
864dbfa3 | 1220 | call_method("GETC", gimme); |
2ae324a7 | 1221 | LEAVE; |
1222 | SPAGAIN; | |
54310121 | 1223 | if (gimme == G_SCALAR) |
1224 | SvSetMagicSV_nosteal(TARG, TOPs); | |
2ae324a7 | 1225 | RETURN; |
1226 | } | |
90133b69 | 1227 | if (!gv || do_eof(gv)) { /* make sure we have fp with something */ |
97e322ff RGS |
1228 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED) |
1229 | && (!io || (!IoIFP(io) && IoTYPE(io) != IoTYPE_WRONLY))) | |
90133b69 | 1230 | report_evil_fh(gv, io, PL_op->op_type); |
b5fe5ca2 | 1231 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e | 1232 | RETPUSHUNDEF; |
90133b69 | 1233 | } |
bbce6d69 | 1234 | TAINT; |
c69006e4 | 1235 | sv_setpvn(TARG, " ", 1); |
9bc64814 | 1236 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
7d59b7e4 NIS |
1237 | if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { |
1238 | /* Find out how many bytes the char needs */ | |
aa07b2f6 | 1239 | Size_t len = UTF8SKIP(SvPVX_const(TARG)); |
7d59b7e4 NIS |
1240 | if (len > 1) { |
1241 | SvGROW(TARG,len+1); | |
1242 | len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); | |
1243 | SvCUR_set(TARG,1+len); | |
1244 | } | |
1245 | SvUTF8_on(TARG); | |
1246 | } | |
a0d0e21e LW |
1247 | PUSHTARG; |
1248 | RETURN; | |
1249 | } | |
1250 | ||
1251 | PP(pp_read) | |
1252 | { | |
cea2e8a9 | 1253 | return pp_sysread(); |
a0d0e21e LW |
1254 | } |
1255 | ||
76e3520e | 1256 | STATIC OP * |
cea2e8a9 | 1257 | S_doform(pTHX_ CV *cv, GV *gv, OP *retop) |
a0d0e21e | 1258 | { |
27da23d5 | 1259 | dVAR; |
c09156bb | 1260 | register PERL_CONTEXT *cx; |
f54cb97a | 1261 | const I32 gimme = GIMME_V; |
a0d0e21e LW |
1262 | |
1263 | ENTER; | |
1264 | SAVETMPS; | |
1265 | ||
146174a9 | 1266 | PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp); |
a0d0e21e | 1267 | PUSHFORMAT(cx); |
f39bc417 | 1268 | cx->blk_sub.retop = retop; |
dd2155a4 | 1269 | PAD_SET_CUR(CvPADLIST(cv), 1); |
a0d0e21e | 1270 | |
4633a7c4 | 1271 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
1272 | return CvSTART(cv); |
1273 | } | |
1274 | ||
1275 | PP(pp_enterwrite) | |
1276 | { | |
39644a26 | 1277 | dSP; |
a0d0e21e LW |
1278 | register GV *gv; |
1279 | register IO *io; | |
1280 | GV *fgv; | |
1281 | CV *cv; | |
1282 | ||
1283 | if (MAXARG == 0) | |
3280af22 | 1284 | gv = PL_defoutgv; |
a0d0e21e LW |
1285 | else { |
1286 | gv = (GV*)POPs; | |
1287 | if (!gv) | |
3280af22 | 1288 | gv = PL_defoutgv; |
a0d0e21e LW |
1289 | } |
1290 | EXTEND(SP, 1); | |
1291 | io = GvIO(gv); | |
1292 | if (!io) { | |
1293 | RETPUSHNO; | |
1294 | } | |
1295 | if (IoFMT_GV(io)) | |
1296 | fgv = IoFMT_GV(io); | |
1297 | else | |
1298 | fgv = gv; | |
1299 | ||
1300 | cv = GvFORM(fgv); | |
a0d0e21e LW |
1301 | if (!cv) { |
1302 | if (fgv) { | |
1df70142 AL |
1303 | SV * const tmpsv = sv_newmortal(); |
1304 | char *name; | |
43693395 | 1305 | gv_efullname4(tmpsv, fgv, Nullch, FALSE); |
2dd78f96 | 1306 | name = SvPV_nolen(tmpsv); |
1df70142 AL |
1307 | if (name && *name) |
1308 | DIE(aTHX_ "Undefined format \"%s\" called", name); | |
a0d0e21e | 1309 | } |
cea2e8a9 | 1310 | DIE(aTHX_ "Not a format reference"); |
a0d0e21e | 1311 | } |
44a8e56a | 1312 | if (CvCLONE(cv)) |
1313 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
a0d0e21e | 1314 | |
44a8e56a | 1315 | IoFLAGS(io) &= ~IOf_DIDTOP; |
533c011a | 1316 | return doform(cv,gv,PL_op->op_next); |
a0d0e21e LW |
1317 | } |
1318 | ||
1319 | PP(pp_leavewrite) | |
1320 | { | |
27da23d5 | 1321 | dVAR; dSP; |
a0d0e21e LW |
1322 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; |
1323 | register IO *io = GvIOp(gv); | |
760ac839 LW |
1324 | PerlIO *ofp = IoOFP(io); |
1325 | PerlIO *fp; | |
a0d0e21e LW |
1326 | SV **newsp; |
1327 | I32 gimme; | |
c09156bb | 1328 | register PERL_CONTEXT *cx; |
a0d0e21e | 1329 | |
760ac839 | 1330 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
3280af22 | 1331 | (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); |
7ef822cd JH |
1332 | if (!io || !ofp) |
1333 | goto forget_top; | |
3280af22 NIS |
1334 | if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && |
1335 | PL_formtarget != PL_toptarget) | |
a0d0e21e | 1336 | { |
4633a7c4 LW |
1337 | GV *fgv; |
1338 | CV *cv; | |
a0d0e21e LW |
1339 | if (!IoTOP_GV(io)) { |
1340 | GV *topgv; | |
46fc3d4c | 1341 | SV *topname; |
a0d0e21e LW |
1342 | |
1343 | if (!IoTOP_NAME(io)) { | |
1344 | if (!IoFMT_NAME(io)) | |
1345 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
0bd0581c | 1346 | topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", GvNAME(gv))); |
7a5fd60d | 1347 | topgv = gv_fetchsv(topname, FALSE, SVt_PVFM); |
748a9306 | 1348 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e | 1349 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
2e0de35c | 1350 | IoTOP_NAME(io) = savesvpv(topname); |
a0d0e21e | 1351 | else |
ff5bdd37 | 1352 | IoTOP_NAME(io) = savepvn("top", 3); |
a0d0e21e LW |
1353 | } |
1354 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
1355 | if (!topgv || !GvFORM(topgv)) { | |
b929a54b | 1356 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
a0d0e21e LW |
1357 | goto forget_top; |
1358 | } | |
1359 | IoTOP_GV(io) = topgv; | |
1360 | } | |
748a9306 LW |
1361 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
1362 | I32 lines = IoLINES_LEFT(io); | |
504618e9 | 1363 | const char *s = SvPVX_const(PL_formtarget); |
8e07c86e AD |
1364 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
1365 | goto forget_top; | |
748a9306 LW |
1366 | while (lines-- > 0) { |
1367 | s = strchr(s, '\n'); | |
1368 | if (!s) | |
1369 | break; | |
1370 | s++; | |
1371 | } | |
1372 | if (s) { | |
f54cb97a | 1373 | const STRLEN save = SvCUR(PL_formtarget); |
aa07b2f6 | 1374 | SvCUR_set(PL_formtarget, s - SvPVX_const(PL_formtarget)); |
d75029d0 NIS |
1375 | do_print(PL_formtarget, ofp); |
1376 | SvCUR_set(PL_formtarget, save); | |
3280af22 NIS |
1377 | sv_chop(PL_formtarget, s); |
1378 | FmLINES(PL_formtarget) -= IoLINES_LEFT(io); | |
748a9306 LW |
1379 | } |
1380 | } | |
a0d0e21e | 1381 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
d75029d0 | 1382 | do_print(PL_formfeed, ofp); |
a0d0e21e LW |
1383 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
1384 | IoPAGE(io)++; | |
3280af22 | 1385 | PL_formtarget = PL_toptarget; |
748a9306 | 1386 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
1387 | fgv = IoTOP_GV(io); |
1388 | if (!fgv) | |
cea2e8a9 | 1389 | DIE(aTHX_ "bad top format reference"); |
4633a7c4 | 1390 | cv = GvFORM(fgv); |
1df70142 AL |
1391 | if (!cv) { |
1392 | SV * const sv = sv_newmortal(); | |
b464bac0 | 1393 | const char *name; |
1df70142 AL |
1394 | gv_efullname4(sv, fgv, Nullch, FALSE); |
1395 | name = SvPV_nolen(sv); | |
2dd78f96 | 1396 | if (name && *name) |
1df70142 | 1397 | DIE(aTHX_ "Undefined top format \"%s\" called",name); |
4633a7c4 | 1398 | } |
1df70142 AL |
1399 | /* why no: |
1400 | else | |
1401 | DIE(aTHX_ "Undefined top format called"); | |
1402 | ?*/ | |
44a8e56a | 1403 | if (CvCLONE(cv)) |
1404 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
533c011a | 1405 | return doform(cv,gv,PL_op); |
a0d0e21e LW |
1406 | } |
1407 | ||
1408 | forget_top: | |
3280af22 | 1409 | POPBLOCK(cx,PL_curpm); |
a0d0e21e LW |
1410 | POPFORMAT(cx); |
1411 | LEAVE; | |
1412 | ||
1413 | fp = IoOFP(io); | |
1414 | if (!fp) { | |
599cee73 | 1415 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1416 | if (IoIFP(io)) |
1417 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1418 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1419 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1420 | } |
3280af22 | 1421 | PUSHs(&PL_sv_no); |
a0d0e21e LW |
1422 | } |
1423 | else { | |
3280af22 | 1424 | if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) { |
599cee73 | 1425 | if (ckWARN(WARN_IO)) |
9014280d | 1426 | Perl_warner(aTHX_ packWARN(WARN_IO), "page overflow"); |
a0d0e21e | 1427 | } |
d75029d0 | 1428 | if (!do_print(PL_formtarget, fp)) |
3280af22 | 1429 | PUSHs(&PL_sv_no); |
a0d0e21e | 1430 | else { |
3280af22 NIS |
1431 | FmLINES(PL_formtarget) = 0; |
1432 | SvCUR_set(PL_formtarget, 0); | |
1433 | *SvEND(PL_formtarget) = '\0'; | |
a0d0e21e | 1434 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1435 | (void)PerlIO_flush(fp); |
3280af22 | 1436 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1437 | } |
1438 | } | |
9cbac4c7 | 1439 | /* bad_ofp: */ |
3280af22 | 1440 | PL_formtarget = PL_bodytarget; |
a0d0e21e | 1441 | PUTBACK; |
f39bc417 | 1442 | return cx->blk_sub.retop; |
a0d0e21e LW |
1443 | } |
1444 | ||
1445 | PP(pp_prtf) | |
1446 | { | |
27da23d5 | 1447 | dVAR; dSP; dMARK; dORIGMARK; |
a0d0e21e LW |
1448 | GV *gv; |
1449 | IO *io; | |
760ac839 | 1450 | PerlIO *fp; |
26db47c4 | 1451 | SV *sv; |
46fc3d4c | 1452 | MAGIC *mg; |
a0d0e21e | 1453 | |
533c011a | 1454 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e LW |
1455 | gv = (GV*)*++MARK; |
1456 | else | |
3280af22 | 1457 | gv = PL_defoutgv; |
46fc3d4c | 1458 | |
5b468f54 AMS |
1459 | if (gv && (io = GvIO(gv)) |
1460 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1461 | { | |
46fc3d4c | 1462 | if (MARK == ORIGMARK) { |
4352c267 | 1463 | MEXTEND(SP, 1); |
46fc3d4c | 1464 | ++MARK; |
1465 | Move(MARK, MARK + 1, (SP - MARK) + 1, SV*); | |
1466 | ++SP; | |
1467 | } | |
1468 | PUSHMARK(MARK - 1); | |
5b468f54 | 1469 | *MARK = SvTIED_obj((SV*)io, mg); |
46fc3d4c | 1470 | PUTBACK; |
1471 | ENTER; | |
864dbfa3 | 1472 | call_method("PRINTF", G_SCALAR); |
46fc3d4c | 1473 | LEAVE; |
1474 | SPAGAIN; | |
1475 | MARK = ORIGMARK + 1; | |
1476 | *MARK = *SP; | |
1477 | SP = MARK; | |
1478 | RETURN; | |
1479 | } | |
1480 | ||
26db47c4 | 1481 | sv = NEWSV(0,0); |
a0d0e21e | 1482 | if (!(io = GvIO(gv))) { |
2dd78f96 JH |
1483 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
1484 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 1485 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
1486 | goto just_say_no; |
1487 | } | |
1488 | else if (!(fp = IoOFP(io))) { | |
599cee73 | 1489 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1490 | if (IoIFP(io)) |
1491 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1492 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1493 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1494 | } |
93189314 | 1495 | SETERRNO(EBADF,IoIFP(io)?RMS_FAC:RMS_IFI); |
a0d0e21e LW |
1496 | goto just_say_no; |
1497 | } | |
1498 | else { | |
1499 | do_sprintf(sv, SP - MARK, MARK + 1); | |
1500 | if (!do_print(sv, fp)) | |
1501 | goto just_say_no; | |
1502 | ||
1503 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1504 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1505 | goto just_say_no; |
1506 | } | |
1507 | SvREFCNT_dec(sv); | |
1508 | SP = ORIGMARK; | |
3280af22 | 1509 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1510 | RETURN; |
1511 | ||
1512 | just_say_no: | |
1513 | SvREFCNT_dec(sv); | |
1514 | SP = ORIGMARK; | |
3280af22 | 1515 | PUSHs(&PL_sv_undef); |
a0d0e21e LW |
1516 | RETURN; |
1517 | } | |
1518 | ||
c07a80fd | 1519 | PP(pp_sysopen) |
1520 | { | |
39644a26 | 1521 | dSP; |
c07a80fd | 1522 | GV *gv; |
c07a80fd | 1523 | SV *sv; |
1524 | char *tmps; | |
1525 | STRLEN len; | |
1df70142 AL |
1526 | const int perm = (MAXARG > 3) ? POPi : 0666; |
1527 | const int mode = POPi; | |
c07a80fd | 1528 | |
c07a80fd | 1529 | sv = POPs; |
1530 | gv = (GV *)POPs; | |
1531 | ||
4592e6ca NIS |
1532 | /* Need TIEHANDLE method ? */ |
1533 | ||
c07a80fd | 1534 | tmps = SvPV(sv, len); |
1535 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1536 | IoLINES(GvIOp(gv)) = 0; | |
3280af22 | 1537 | PUSHs(&PL_sv_yes); |
c07a80fd | 1538 | } |
1539 | else { | |
3280af22 | 1540 | PUSHs(&PL_sv_undef); |
c07a80fd | 1541 | } |
1542 | RETURN; | |
1543 | } | |
1544 | ||
a0d0e21e LW |
1545 | PP(pp_sysread) |
1546 | { | |
27da23d5 | 1547 | dVAR; dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1548 | int offset; |
1549 | GV *gv; | |
1550 | IO *io; | |
1551 | char *buffer; | |
5b54f415 | 1552 | SSize_t length; |
eb5c063a | 1553 | SSize_t count; |
1e422769 | 1554 | Sock_size_t bufsize; |
748a9306 | 1555 | SV *bufsv; |
a0d0e21e | 1556 | STRLEN blen; |
2ae324a7 | 1557 | MAGIC *mg; |
eb5c063a | 1558 | int fp_utf8; |
1dd30107 NC |
1559 | int buffer_utf8; |
1560 | SV *read_target; | |
eb5c063a NIS |
1561 | Size_t got = 0; |
1562 | Size_t wanted; | |
1d636c13 | 1563 | bool charstart = FALSE; |
87330c3c JH |
1564 | STRLEN charskip = 0; |
1565 | STRLEN skip = 0; | |
a0d0e21e LW |
1566 | |
1567 | gv = (GV*)*++MARK; | |
5b468f54 AMS |
1568 | if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) |
1569 | && gv && (io = GvIO(gv)) | |
1570 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
137443ea | 1571 | { |
2ae324a7 | 1572 | SV *sv; |
1573 | ||
1574 | PUSHMARK(MARK-1); | |
5b468f54 | 1575 | *MARK = SvTIED_obj((SV*)io, mg); |
2ae324a7 | 1576 | ENTER; |
864dbfa3 | 1577 | call_method("READ", G_SCALAR); |
2ae324a7 | 1578 | LEAVE; |
1579 | SPAGAIN; | |
1580 | sv = POPs; | |
1581 | SP = ORIGMARK; | |
1582 | PUSHs(sv); | |
1583 | RETURN; | |
1584 | } | |
1585 | ||
a0d0e21e LW |
1586 | if (!gv) |
1587 | goto say_undef; | |
748a9306 | 1588 | bufsv = *++MARK; |
ff68c719 | 1589 | if (! SvOK(bufsv)) |
1590 | sv_setpvn(bufsv, "", 0); | |
a0d0e21e | 1591 | length = SvIVx(*++MARK); |
748a9306 | 1592 | SETERRNO(0,0); |
a0d0e21e LW |
1593 | if (MARK < SP) |
1594 | offset = SvIVx(*++MARK); | |
1595 | else | |
1596 | offset = 0; | |
1597 | io = GvIO(gv); | |
b5fe5ca2 SR |
1598 | if (!io || !IoIFP(io)) { |
1599 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
1600 | report_evil_fh(gv, io, PL_op->op_type); | |
1601 | SETERRNO(EBADF,RMS_IFI); | |
a0d0e21e | 1602 | goto say_undef; |
b5fe5ca2 | 1603 | } |
0064a8a9 | 1604 | if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { |
7d59b7e4 | 1605 | buffer = SvPVutf8_force(bufsv, blen); |
1e54db1a | 1606 | /* UTF-8 may not have been set if they are all low bytes */ |
eb5c063a | 1607 | SvUTF8_on(bufsv); |
9b9d7ce8 | 1608 | buffer_utf8 = 0; |
7d59b7e4 NIS |
1609 | } |
1610 | else { | |
1611 | buffer = SvPV_force(bufsv, blen); | |
1dd30107 | 1612 | buffer_utf8 = !IN_BYTES && SvUTF8(bufsv); |
7d59b7e4 NIS |
1613 | } |
1614 | if (length < 0) | |
1615 | DIE(aTHX_ "Negative length"); | |
eb5c063a | 1616 | wanted = length; |
7d59b7e4 | 1617 | |
d0965105 JH |
1618 | charstart = TRUE; |
1619 | charskip = 0; | |
87330c3c | 1620 | skip = 0; |
d0965105 | 1621 | |
a0d0e21e | 1622 | #ifdef HAS_SOCKET |
533c011a | 1623 | if (PL_op->op_type == OP_RECV) { |
46fc3d4c | 1624 | char namebuf[MAXPATHLEN]; |
17a8c7ba | 1625 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) |
490ab354 JH |
1626 | bufsize = sizeof (struct sockaddr_in); |
1627 | #else | |
46fc3d4c | 1628 | bufsize = sizeof namebuf; |
490ab354 | 1629 | #endif |
abf95952 IZ |
1630 | #ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ |
1631 | if (bufsize >= 256) | |
1632 | bufsize = 255; | |
1633 | #endif | |
eb160463 | 1634 | buffer = SvGROW(bufsv, (STRLEN)(length+1)); |
bbce6d69 | 1635 | /* 'offset' means 'flags' here */ |
eb5c063a | 1636 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
46fc3d4c | 1637 | (struct sockaddr *)namebuf, &bufsize); |
eb5c063a | 1638 | if (count < 0) |
a0d0e21e | 1639 | RETPUSHUNDEF; |
4107cc59 OF |
1640 | #ifdef EPOC |
1641 | /* Bogus return without padding */ | |
1642 | bufsize = sizeof (struct sockaddr_in); | |
1643 | #endif | |
eb5c063a | 1644 | SvCUR_set(bufsv, count); |
748a9306 LW |
1645 | *SvEND(bufsv) = '\0'; |
1646 | (void)SvPOK_only(bufsv); | |
eb5c063a NIS |
1647 | if (fp_utf8) |
1648 | SvUTF8_on(bufsv); | |
748a9306 | 1649 | SvSETMAGIC(bufsv); |
aac0dd9a | 1650 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1651 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1652 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1653 | SP = ORIGMARK; |
46fc3d4c | 1654 | sv_setpvn(TARG, namebuf, bufsize); |
a0d0e21e LW |
1655 | PUSHs(TARG); |
1656 | RETURN; | |
1657 | } | |
1658 | #else | |
911d147d | 1659 | if (PL_op->op_type == OP_RECV) |
cea2e8a9 | 1660 | DIE(aTHX_ PL_no_sock_func, "recv"); |
a0d0e21e | 1661 | #endif |
eb5c063a NIS |
1662 | if (DO_UTF8(bufsv)) { |
1663 | /* offset adjust in characters not bytes */ | |
1664 | blen = sv_len_utf8(bufsv); | |
7d59b7e4 | 1665 | } |
bbce6d69 | 1666 | if (offset < 0) { |
eb160463 | 1667 | if (-offset > (int)blen) |
cea2e8a9 | 1668 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1669 | offset += blen; |
1670 | } | |
eb5c063a NIS |
1671 | if (DO_UTF8(bufsv)) { |
1672 | /* convert offset-as-chars to offset-as-bytes */ | |
6960c29a CH |
1673 | if (offset >= (int)blen) |
1674 | offset += SvCUR(bufsv) - blen; | |
1675 | else | |
1676 | offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; | |
eb5c063a NIS |
1677 | } |
1678 | more_bytes: | |
cd52b7b2 | 1679 | bufsize = SvCUR(bufsv); |
1dd30107 NC |
1680 | /* Allocating length + offset + 1 isn't perfect in the case of reading |
1681 | bytes from a byte file handle into a UTF8 buffer, but it won't harm us | |
1682 | unduly. | |
1683 | (should be 2 * length + offset + 1, or possibly something longer if | |
1684 | PL_encoding is true) */ | |
eb160463 | 1685 | buffer = SvGROW(bufsv, (STRLEN)(length+offset+1)); |
27da23d5 | 1686 | if (offset > 0 && (Sock_size_t)offset > bufsize) { /* Zero any newly allocated space */ |
cd52b7b2 | 1687 | Zero(buffer+bufsize, offset-bufsize, char); |
1688 | } | |
eb5c063a | 1689 | buffer = buffer + offset; |
1dd30107 NC |
1690 | if (!buffer_utf8) { |
1691 | read_target = bufsv; | |
1692 | } else { | |
1693 | /* Best to read the bytes into a new SV, upgrade that to UTF8, then | |
1694 | concatenate it to the current buffer. */ | |
1695 | ||
1696 | /* Truncate the existing buffer to the start of where we will be | |
1697 | reading to: */ | |
1698 | SvCUR_set(bufsv, offset); | |
1699 | ||
1700 | read_target = sv_newmortal(); | |
862a34c6 | 1701 | SvUPGRADE(read_target, SVt_PV); |
fe2774ed | 1702 | buffer = SvGROW(read_target, (STRLEN)(length + 1)); |
1dd30107 | 1703 | } |
eb5c063a | 1704 | |
533c011a | 1705 | if (PL_op->op_type == OP_SYSREAD) { |
a7092146 | 1706 | #ifdef PERL_SOCK_SYSREAD_IS_RECV |
50952442 | 1707 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
eb5c063a NIS |
1708 | count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), |
1709 | buffer, length, 0); | |
a7092146 GS |
1710 | } |
1711 | else | |
1712 | #endif | |
1713 | { | |
eb5c063a NIS |
1714 | count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), |
1715 | buffer, length); | |
a7092146 | 1716 | } |
a0d0e21e LW |
1717 | } |
1718 | else | |
1719 | #ifdef HAS_SOCKET__bad_code_maybe | |
50952442 | 1720 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
46fc3d4c | 1721 | char namebuf[MAXPATHLEN]; |
490ab354 JH |
1722 | #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) |
1723 | bufsize = sizeof (struct sockaddr_in); | |
1724 | #else | |
46fc3d4c | 1725 | bufsize = sizeof namebuf; |
490ab354 | 1726 | #endif |
eb5c063a | 1727 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, |
46fc3d4c | 1728 | (struct sockaddr *)namebuf, &bufsize); |
a0d0e21e LW |
1729 | } |
1730 | else | |
1731 | #endif | |
3b02c43c | 1732 | { |
eb5c063a NIS |
1733 | count = PerlIO_read(IoIFP(io), buffer, length); |
1734 | /* PerlIO_read() - like fread() returns 0 on both error and EOF */ | |
1735 | if (count == 0 && PerlIO_error(IoIFP(io))) | |
1736 | count = -1; | |
3b02c43c | 1737 | } |
eb5c063a | 1738 | if (count < 0) { |
a00b5bd3 | 1739 | if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) |
6e6ef6b2 | 1740 | report_evil_fh(gv, io, OP_phoney_OUTPUT_ONLY); |
a0d0e21e | 1741 | goto say_undef; |
af8c498a | 1742 | } |
aa07b2f6 | 1743 | SvCUR_set(read_target, count+(buffer - SvPVX_const(read_target))); |
1dd30107 NC |
1744 | *SvEND(read_target) = '\0'; |
1745 | (void)SvPOK_only(read_target); | |
0064a8a9 | 1746 | if (fp_utf8 && !IN_BYTES) { |
eb5c063a | 1747 | /* Look at utf8 we got back and count the characters */ |
1df70142 | 1748 | const char *bend = buffer + count; |
eb5c063a | 1749 | while (buffer < bend) { |
d0965105 JH |
1750 | if (charstart) { |
1751 | skip = UTF8SKIP(buffer); | |
1752 | charskip = 0; | |
1753 | } | |
1754 | if (buffer - charskip + skip > bend) { | |
eb5c063a NIS |
1755 | /* partial character - try for rest of it */ |
1756 | length = skip - (bend-buffer); | |
aa07b2f6 | 1757 | offset = bend - SvPVX_const(bufsv); |
d0965105 JH |
1758 | charstart = FALSE; |
1759 | charskip += count; | |
eb5c063a NIS |
1760 | goto more_bytes; |
1761 | } | |
1762 | else { | |
1763 | got++; | |
1764 | buffer += skip; | |
d0965105 JH |
1765 | charstart = TRUE; |
1766 | charskip = 0; | |
eb5c063a NIS |
1767 | } |
1768 | } | |
1769 | /* If we have not 'got' the number of _characters_ we 'wanted' get some more | |
1770 | provided amount read (count) was what was requested (length) | |
1771 | */ | |
1772 | if (got < wanted && count == length) { | |
d0965105 | 1773 | length = wanted - got; |
aa07b2f6 | 1774 | offset = bend - SvPVX_const(bufsv); |
eb5c063a NIS |
1775 | goto more_bytes; |
1776 | } | |
1777 | /* return value is character count */ | |
1778 | count = got; | |
1779 | SvUTF8_on(bufsv); | |
1780 | } | |
1dd30107 NC |
1781 | else if (buffer_utf8) { |
1782 | /* Let svcatsv upgrade the bytes we read in to utf8. | |
1783 | The buffer is a mortal so will be freed soon. */ | |
1784 | sv_catsv_nomg(bufsv, read_target); | |
1785 | } | |
748a9306 | 1786 | SvSETMAGIC(bufsv); |
aac0dd9a | 1787 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1788 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1789 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1790 | SP = ORIGMARK; |
eb5c063a | 1791 | PUSHi(count); |
a0d0e21e LW |
1792 | RETURN; |
1793 | ||
1794 | say_undef: | |
1795 | SP = ORIGMARK; | |
1796 | RETPUSHUNDEF; | |
1797 | } | |
1798 | ||
1799 | PP(pp_syswrite) | |
1800 | { | |
27da23d5 | 1801 | dVAR; dSP; |
1df70142 | 1802 | const int items = (SP - PL_stack_base) - TOPMARK; |
092bebab | 1803 | if (items == 2) { |
9f089d78 | 1804 | SV *sv; |
092bebab | 1805 | EXTEND(SP, 1); |
9f089d78 SB |
1806 | sv = sv_2mortal(newSViv(sv_len(*SP))); |
1807 | PUSHs(sv); | |
092bebab JH |
1808 | PUTBACK; |
1809 | } | |
cea2e8a9 | 1810 | return pp_send(); |
a0d0e21e LW |
1811 | } |
1812 | ||
1813 | PP(pp_send) | |
1814 | { | |
27da23d5 | 1815 | dVAR; dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1816 | GV *gv; |
1817 | IO *io; | |
748a9306 | 1818 | SV *bufsv; |
a0d0e21e | 1819 | char *buffer; |
8c99d73e GS |
1820 | Size_t length; |
1821 | SSize_t retval; | |
a0d0e21e | 1822 | STRLEN blen; |
1d603a67 | 1823 | MAGIC *mg; |
a0d0e21e LW |
1824 | |
1825 | gv = (GV*)*++MARK; | |
14befaf4 | 1826 | if (PL_op->op_type == OP_SYSWRITE |
5b468f54 AMS |
1827 | && gv && (io = GvIO(gv)) |
1828 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
14befaf4 | 1829 | { |
1d603a67 GB |
1830 | SV *sv; |
1831 | ||
1832 | PUSHMARK(MARK-1); | |
5b468f54 | 1833 | *MARK = SvTIED_obj((SV*)io, mg); |
1d603a67 | 1834 | ENTER; |
864dbfa3 | 1835 | call_method("WRITE", G_SCALAR); |
1d603a67 GB |
1836 | LEAVE; |
1837 | SPAGAIN; | |
1838 | sv = POPs; | |
1839 | SP = ORIGMARK; | |
1840 | PUSHs(sv); | |
1841 | RETURN; | |
1842 | } | |
a0d0e21e LW |
1843 | if (!gv) |
1844 | goto say_undef; | |
748a9306 | 1845 | bufsv = *++MARK; |
8c99d73e | 1846 | #if Size_t_size > IVSIZE |
3c001241 | 1847 | length = (Size_t)SvNVx(*++MARK); |
146174a9 | 1848 | #else |
3c001241 | 1849 | length = (Size_t)SvIVx(*++MARK); |
146174a9 | 1850 | #endif |
3c001241 | 1851 | if ((SSize_t)length < 0) |
cea2e8a9 | 1852 | DIE(aTHX_ "Negative length"); |
748a9306 | 1853 | SETERRNO(0,0); |
a0d0e21e LW |
1854 | io = GvIO(gv); |
1855 | if (!io || !IoIFP(io)) { | |
8c99d73e | 1856 | retval = -1; |
bc37a18f RG |
1857 | if (ckWARN(WARN_CLOSED)) |
1858 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 1859 | SETERRNO(EBADF,RMS_IFI); |
7d59b7e4 NIS |
1860 | goto say_undef; |
1861 | } | |
1862 | ||
1863 | if (PerlIO_isutf8(IoIFP(io))) { | |
6aa2f6a7 NC |
1864 | if (!SvUTF8(bufsv)) { |
1865 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1866 | buffer = sv_2pvutf8(bufsv, &blen); | |
1867 | } else | |
1868 | buffer = SvPV(bufsv, blen); | |
a0d0e21e | 1869 | } |
7d59b7e4 | 1870 | else { |
4de5f5ca JH |
1871 | if (DO_UTF8(bufsv)) { |
1872 | /* Not modifying source SV, so making a temporary copy. */ | |
1873 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1874 | sv_utf8_downgrade(bufsv, FALSE); | |
1875 | } | |
1876 | buffer = SvPV(bufsv, blen); | |
7d59b7e4 NIS |
1877 | } |
1878 | ||
1879 | if (PL_op->op_type == OP_SYSWRITE) { | |
1880 | IV offset; | |
1881 | if (DO_UTF8(bufsv)) { | |
1882 | /* length and offset are in chars */ | |
1883 | blen = sv_len_utf8(bufsv); | |
1884 | } | |
bbce6d69 | 1885 | if (MARK < SP) { |
a0d0e21e | 1886 | offset = SvIVx(*++MARK); |
bbce6d69 | 1887 | if (offset < 0) { |
eb160463 | 1888 | if (-offset > (IV)blen) |
cea2e8a9 | 1889 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1890 | offset += blen; |
eb160463 | 1891 | } else if (offset >= (IV)blen && blen > 0) |
cea2e8a9 | 1892 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1893 | } else |
a0d0e21e LW |
1894 | offset = 0; |
1895 | if (length > blen - offset) | |
1896 | length = blen - offset; | |
7d59b7e4 | 1897 | if (DO_UTF8(bufsv)) { |
c8d31a35 | 1898 | buffer = (char*)utf8_hop((U8 *)buffer, offset); |
7d59b7e4 NIS |
1899 | length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; |
1900 | } | |
1901 | else { | |
1902 | buffer = buffer+offset; | |
1903 | } | |
a7092146 | 1904 | #ifdef PERL_SOCK_SYSWRITE_IS_SEND |
50952442 | 1905 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
8c99d73e | 1906 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1907 | buffer, length, 0); |
a7092146 GS |
1908 | } |
1909 | else | |
1910 | #endif | |
1911 | { | |
94e4c244 | 1912 | /* See the note at doio.c:do_print about filesize limits. --jhi */ |
8c99d73e | 1913 | retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1914 | buffer, length); |
a7092146 | 1915 | } |
a0d0e21e LW |
1916 | } |
1917 | #ifdef HAS_SOCKET | |
1918 | else if (SP > MARK) { | |
a0d0e21e | 1919 | STRLEN mlen; |
1df70142 | 1920 | char * const sockbuf = SvPVx(*++MARK, mlen); |
7d59b7e4 | 1921 | /* length is really flags */ |
8c99d73e GS |
1922 | retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, |
1923 | length, (struct sockaddr *)sockbuf, mlen); | |
a0d0e21e LW |
1924 | } |
1925 | else | |
7d59b7e4 | 1926 | /* length is really flags */ |
8c99d73e | 1927 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1928 | #else |
1929 | else | |
cea2e8a9 | 1930 | DIE(aTHX_ PL_no_sock_func, "send"); |
a0d0e21e | 1931 | #endif |
8c99d73e | 1932 | if (retval < 0) |
a0d0e21e LW |
1933 | goto say_undef; |
1934 | SP = ORIGMARK; | |
f36eea10 JH |
1935 | if (DO_UTF8(bufsv)) |
1936 | retval = utf8_length((U8*)buffer, (U8*)buffer + retval); | |
8c99d73e GS |
1937 | #if Size_t_size > IVSIZE |
1938 | PUSHn(retval); | |
1939 | #else | |
1940 | PUSHi(retval); | |
1941 | #endif | |
a0d0e21e LW |
1942 | RETURN; |
1943 | ||
1944 | say_undef: | |
1945 | SP = ORIGMARK; | |
1946 | RETPUSHUNDEF; | |
1947 | } | |
1948 | ||
1949 | PP(pp_recv) | |
1950 | { | |
cea2e8a9 | 1951 | return pp_sysread(); |
a0d0e21e LW |
1952 | } |
1953 | ||
1954 | PP(pp_eof) | |
1955 | { | |
27da23d5 | 1956 | dVAR; dSP; |
a0d0e21e | 1957 | GV *gv; |
5b468f54 | 1958 | IO *io; |
4592e6ca | 1959 | MAGIC *mg; |
a0d0e21e | 1960 | |
32da55ab | 1961 | if (MAXARG == 0) { |
146174a9 CB |
1962 | if (PL_op->op_flags & OPf_SPECIAL) { /* eof() */ |
1963 | IO *io; | |
ed2c6b9b | 1964 | gv = PL_last_in_gv = GvEGV(PL_argvgv); |
146174a9 CB |
1965 | io = GvIO(gv); |
1966 | if (io && !IoIFP(io)) { | |
1967 | if ((IoFLAGS(io) & IOf_START) && av_len(GvAVn(gv)) < 0) { | |
1968 | IoLINES(io) = 0; | |
1969 | IoFLAGS(io) &= ~IOf_START; | |
dd374669 | 1970 | do_open(gv, (char *)"-", 1, FALSE, O_RDONLY, 0, Nullfp); |
146174a9 CB |
1971 | sv_setpvn(GvSV(gv), "-", 1); |
1972 | SvSETMAGIC(GvSV(gv)); | |
1973 | } | |
1974 | else if (!nextargv(gv)) | |
1975 | RETPUSHYES; | |
1976 | } | |
1977 | } | |
1978 | else | |
1979 | gv = PL_last_in_gv; /* eof */ | |
1980 | } | |
a0d0e21e | 1981 | else |
146174a9 | 1982 | gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */ |
4592e6ca | 1983 | |
5b468f54 AMS |
1984 | if (gv && (io = GvIO(gv)) |
1985 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1986 | { | |
4592e6ca | 1987 | PUSHMARK(SP); |
5b468f54 | 1988 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1989 | PUTBACK; |
1990 | ENTER; | |
864dbfa3 | 1991 | call_method("EOF", G_SCALAR); |
4592e6ca NIS |
1992 | LEAVE; |
1993 | SPAGAIN; | |
1994 | RETURN; | |
1995 | } | |
1996 | ||
54310121 | 1997 | PUSHs(boolSV(!gv || do_eof(gv))); |
a0d0e21e LW |
1998 | RETURN; |
1999 | } | |
2000 | ||
2001 | PP(pp_tell) | |
2002 | { | |
27da23d5 | 2003 | dVAR; dSP; dTARGET; |
301e8125 | 2004 | GV *gv; |
5b468f54 | 2005 | IO *io; |
4592e6ca | 2006 | MAGIC *mg; |
a0d0e21e | 2007 | |
32da55ab | 2008 | if (MAXARG == 0) |
3280af22 | 2009 | gv = PL_last_in_gv; |
a0d0e21e | 2010 | else |
3280af22 | 2011 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 2012 | |
5b468f54 AMS |
2013 | if (gv && (io = GvIO(gv)) |
2014 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
2015 | { | |
4592e6ca | 2016 | PUSHMARK(SP); |
5b468f54 | 2017 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
2018 | PUTBACK; |
2019 | ENTER; | |
864dbfa3 | 2020 | call_method("TELL", G_SCALAR); |
4592e6ca NIS |
2021 | LEAVE; |
2022 | SPAGAIN; | |
2023 | RETURN; | |
2024 | } | |
2025 | ||
146174a9 CB |
2026 | #if LSEEKSIZE > IVSIZE |
2027 | PUSHn( do_tell(gv) ); | |
2028 | #else | |
a0d0e21e | 2029 | PUSHi( do_tell(gv) ); |
146174a9 | 2030 | #endif |
a0d0e21e LW |
2031 | RETURN; |
2032 | } | |
2033 | ||
2034 | PP(pp_seek) | |
2035 | { | |
cea2e8a9 | 2036 | return pp_sysseek(); |
137443ea | 2037 | } |
2038 | ||
2039 | PP(pp_sysseek) | |
2040 | { | |
27da23d5 | 2041 | dVAR; dSP; |
a0d0e21e | 2042 | GV *gv; |
5b468f54 | 2043 | IO *io; |
1df70142 | 2044 | const int whence = POPi; |
146174a9 CB |
2045 | #if LSEEKSIZE > IVSIZE |
2046 | Off_t offset = (Off_t)SvNVx(POPs); | |
2047 | #else | |
d9b3e12d | 2048 | Off_t offset = (Off_t)SvIVx(POPs); |
146174a9 | 2049 | #endif |
4592e6ca | 2050 | MAGIC *mg; |
a0d0e21e | 2051 | |
3280af22 | 2052 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 2053 | |
5b468f54 AMS |
2054 | if (gv && (io = GvIO(gv)) |
2055 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
2056 | { | |
4592e6ca | 2057 | PUSHMARK(SP); |
5b468f54 | 2058 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
cb50131a CB |
2059 | #if LSEEKSIZE > IVSIZE |
2060 | XPUSHs(sv_2mortal(newSVnv((NV) offset))); | |
2061 | #else | |
b448e4fe | 2062 | XPUSHs(sv_2mortal(newSViv(offset))); |
cb50131a | 2063 | #endif |
b448e4fe | 2064 | XPUSHs(sv_2mortal(newSViv(whence))); |
4592e6ca NIS |
2065 | PUTBACK; |
2066 | ENTER; | |
864dbfa3 | 2067 | call_method("SEEK", G_SCALAR); |
4592e6ca NIS |
2068 | LEAVE; |
2069 | SPAGAIN; | |
2070 | RETURN; | |
2071 | } | |
2072 | ||
533c011a | 2073 | if (PL_op->op_type == OP_SEEK) |
8903cb82 | 2074 | PUSHs(boolSV(do_seek(gv, offset, whence))); |
2075 | else { | |
b448e4fe JH |
2076 | Off_t sought = do_sysseek(gv, offset, whence); |
2077 | if (sought < 0) | |
146174a9 CB |
2078 | PUSHs(&PL_sv_undef); |
2079 | else { | |
b448e4fe | 2080 | SV* sv = sought ? |
146174a9 | 2081 | #if LSEEKSIZE > IVSIZE |
b448e4fe | 2082 | newSVnv((NV)sought) |
146174a9 | 2083 | #else |
b448e4fe | 2084 | newSViv(sought) |
146174a9 CB |
2085 | #endif |
2086 | : newSVpvn(zero_but_true, ZBTLEN); | |
2087 | PUSHs(sv_2mortal(sv)); | |
2088 | } | |
8903cb82 | 2089 | } |
a0d0e21e LW |
2090 | RETURN; |
2091 | } | |
2092 | ||
2093 | PP(pp_truncate) | |
2094 | { | |
39644a26 | 2095 | dSP; |
8c99d73e GS |
2096 | /* There seems to be no consensus on the length type of truncate() |
2097 | * and ftruncate(), both off_t and size_t have supporters. In | |
2098 | * general one would think that when using large files, off_t is | |
2099 | * at least as wide as size_t, so using an off_t should be okay. */ | |
2100 | /* XXX Configure probe for the length type of *truncate() needed XXX */ | |
2101 | Off_t len; | |
a0d0e21e | 2102 | |
25342a55 | 2103 | #if Off_t_size > IVSIZE |
8c99d73e GS |
2104 | len = (Off_t)POPn; |
2105 | #else | |
2106 | len = (Off_t)POPi; | |
2107 | #endif | |
2108 | /* Checking for length < 0 is problematic as the type might or | |
301e8125 | 2109 | * might not be signed: if it is not, clever compilers will moan. */ |
8c99d73e | 2110 | /* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */ |
748a9306 | 2111 | SETERRNO(0,0); |
d05c1ba0 | 2112 | { |
d05c1ba0 JH |
2113 | int result = 1; |
2114 | GV *tmpgv; | |
090bf15b SR |
2115 | IO *io; |
2116 | ||
d05c1ba0 | 2117 | if (PL_op->op_flags & OPf_SPECIAL) { |
7a5fd60d | 2118 | tmpgv = gv_fetchsv(POPs, FALSE, SVt_PVIO); |
d05c1ba0 | 2119 | |
090bf15b SR |
2120 | do_ftruncate_gv: |
2121 | if (!GvIO(tmpgv)) | |
2122 | result = 0; | |
d05c1ba0 | 2123 | else { |
090bf15b SR |
2124 | PerlIO *fp; |
2125 | io = GvIOp(tmpgv); | |
2126 | do_ftruncate_io: | |
2127 | TAINT_PROPER("truncate"); | |
2128 | if (!(fp = IoIFP(io))) { | |
2129 | result = 0; | |
2130 | } | |
2131 | else { | |
2132 | PerlIO_flush(fp); | |
cbdc8872 | 2133 | #ifdef HAS_TRUNCATE |
090bf15b | 2134 | if (ftruncate(PerlIO_fileno(fp), len) < 0) |
301e8125 | 2135 | #else |
090bf15b | 2136 | if (my_chsize(PerlIO_fileno(fp), len) < 0) |
cbdc8872 | 2137 | #endif |
090bf15b SR |
2138 | result = 0; |
2139 | } | |
d05c1ba0 | 2140 | } |
cbdc8872 | 2141 | } |
d05c1ba0 JH |
2142 | else { |
2143 | SV *sv = POPs; | |
2144 | char *name; | |
7a5fd60d NC |
2145 | STRLEN n_a; |
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 | |
d05c1ba0 JH |
2160 | name = SvPV(sv, n_a); |
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; |
a0d0e21e LW |
2435 | char *addr; |
2436 | GV *gv = (GV*)POPs; | |
2437 | register IO *io = GvIOn(gv); | |
2438 | STRLEN len; | |
eec2d3df GS |
2439 | int bind_ok = 0; |
2440 | #ifdef MPE | |
2441 | int mpeprivmode = 0; | |
2442 | #endif | |
a0d0e21e LW |
2443 | |
2444 | if (!io || !IoIFP(io)) | |
2445 | goto nuts; | |
2446 | ||
748a9306 | 2447 | addr = SvPV(addrsv, len); |
a0d0e21e | 2448 | TAINT_PROPER("bind"); |
eec2d3df GS |
2449 | #ifdef MPE /* Deal with MPE bind() peculiarities */ |
2450 | if (((struct sockaddr *)addr)->sa_family == AF_INET) { | |
2451 | /* The address *MUST* stupidly be zero. */ | |
2452 | ((struct sockaddr_in *)addr)->sin_addr.s_addr = INADDR_ANY; | |
2453 | /* PRIV mode is required to bind() to ports < 1024. */ | |
2454 | if (((struct sockaddr_in *)addr)->sin_port < 1024 && | |
2455 | ((struct sockaddr_in *)addr)->sin_port > 0) { | |
2456 | GETPRIVMODE(); /* If this fails, we are aborted by MPE/iX. */ | |
2457 | mpeprivmode = 1; | |
2458 | } | |
2459 | } | |
2460 | #endif /* MPE */ | |
2461 | if (PerlSock_bind(PerlIO_fileno(IoIFP(io)), | |
2462 | (struct sockaddr *)addr, len) >= 0) | |
2463 | bind_ok = 1; | |
2464 | ||
2465 | #ifdef MPE /* Switch back to USER mode */ | |
2466 | if (mpeprivmode) | |
2467 | GETUSERMODE(); | |
2468 | #endif /* MPE */ | |
2469 | ||
2470 | if (bind_ok) | |
a0d0e21e LW |
2471 | RETPUSHYES; |
2472 | else | |
2473 | RETPUSHUNDEF; | |
2474 | ||
2475 | nuts: | |
599cee73 | 2476 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2477 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2478 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2479 | RETPUSHUNDEF; |
2480 | #else | |
cea2e8a9 | 2481 | DIE(aTHX_ PL_no_sock_func, "bind"); |
a0d0e21e LW |
2482 | #endif |
2483 | } | |
2484 | ||
2485 | PP(pp_connect) | |
2486 | { | |
a0d0e21e | 2487 | #ifdef HAS_SOCKET |
9cad6237 | 2488 | dSP; |
748a9306 | 2489 | SV *addrsv = POPs; |
a0d0e21e LW |
2490 | char *addr; |
2491 | GV *gv = (GV*)POPs; | |
2492 | register IO *io = GvIOn(gv); | |
2493 | STRLEN len; | |
2494 | ||
2495 | if (!io || !IoIFP(io)) | |
2496 | goto nuts; | |
2497 | ||
748a9306 | 2498 | addr = SvPV(addrsv, len); |
a0d0e21e | 2499 | TAINT_PROPER("connect"); |
6ad3d225 | 2500 | if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
2501 | RETPUSHYES; |
2502 | else | |
2503 | RETPUSHUNDEF; | |
2504 | ||
2505 | nuts: | |
599cee73 | 2506 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2507 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2508 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2509 | RETPUSHUNDEF; |
2510 | #else | |
cea2e8a9 | 2511 | DIE(aTHX_ PL_no_sock_func, "connect"); |
a0d0e21e LW |
2512 | #endif |
2513 | } | |
2514 | ||
2515 | PP(pp_listen) | |
2516 | { | |
a0d0e21e | 2517 | #ifdef HAS_SOCKET |
9cad6237 | 2518 | dSP; |
a0d0e21e LW |
2519 | int backlog = POPi; |
2520 | GV *gv = (GV*)POPs; | |
c289d2f7 | 2521 | register IO *io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2522 | |
c289d2f7 | 2523 | if (!gv || !io || !IoIFP(io)) |
a0d0e21e LW |
2524 | goto nuts; |
2525 | ||
6ad3d225 | 2526 | if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
2527 | RETPUSHYES; |
2528 | else | |
2529 | RETPUSHUNDEF; | |
2530 | ||
2531 | nuts: | |
599cee73 | 2532 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2533 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2534 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2535 | RETPUSHUNDEF; |
2536 | #else | |
cea2e8a9 | 2537 | DIE(aTHX_ PL_no_sock_func, "listen"); |
a0d0e21e LW |
2538 | #endif |
2539 | } | |
2540 | ||
2541 | PP(pp_accept) | |
2542 | { | |
a0d0e21e | 2543 | #ifdef HAS_SOCKET |
9cad6237 | 2544 | dSP; dTARGET; |
a0d0e21e LW |
2545 | GV *ngv; |
2546 | GV *ggv; | |
2547 | register IO *nstio; | |
2548 | register IO *gstio; | |
93d47a36 JH |
2549 | char namebuf[MAXPATHLEN]; |
2550 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) | |
2551 | Sock_size_t len = sizeof (struct sockaddr_in); | |
2552 | #else | |
2553 | Sock_size_t len = sizeof namebuf; | |
2554 | #endif | |
a0d0e21e LW |
2555 | int fd; |
2556 | ||
2557 | ggv = (GV*)POPs; | |
2558 | ngv = (GV*)POPs; | |
2559 | ||
2560 | if (!ngv) | |
2561 | goto badexit; | |
2562 | if (!ggv) | |
2563 | goto nuts; | |
2564 | ||
2565 | gstio = GvIO(ggv); | |
2566 | if (!gstio || !IoIFP(gstio)) | |
2567 | goto nuts; | |
2568 | ||
2569 | nstio = GvIOn(ngv); | |
93d47a36 | 2570 | fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *) namebuf, &len); |
a0d0e21e LW |
2571 | if (fd < 0) |
2572 | goto badexit; | |
a70048fb AB |
2573 | if (IoIFP(nstio)) |
2574 | do_close(ngv, FALSE); | |
460c8493 IZ |
2575 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"SOCKET_OPEN_MODE); |
2576 | IoOFP(nstio) = PerlIO_fdopen(fd, "w"SOCKET_OPEN_MODE); | |
50952442 | 2577 | IoTYPE(nstio) = IoTYPE_SOCKET; |
a0d0e21e | 2578 | if (!IoIFP(nstio) || !IoOFP(nstio)) { |
760ac839 LW |
2579 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
2580 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
6ad3d225 | 2581 | if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd); |
a0d0e21e LW |
2582 | goto badexit; |
2583 | } | |
8d2a6795 GS |
2584 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2585 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2586 | #endif | |
a0d0e21e | 2587 | |
ed79a026 | 2588 | #ifdef EPOC |
93d47a36 | 2589 | len = sizeof (struct sockaddr_in); /* EPOC somehow truncates info */ |
a9f1f6b0 | 2590 | setbuf( IoIFP(nstio), NULL); /* EPOC gets confused about sockets */ |
ed79a026 | 2591 | #endif |
381c1bae | 2592 | #ifdef __SCO_VERSION__ |
93d47a36 | 2593 | len = sizeof (struct sockaddr_in); /* OpenUNIX 8 somehow truncates info */ |
381c1bae | 2594 | #endif |
ed79a026 | 2595 | |
93d47a36 | 2596 | PUSHp(namebuf, len); |
a0d0e21e LW |
2597 | RETURN; |
2598 | ||
2599 | nuts: | |
599cee73 | 2600 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2601 | report_evil_fh(ggv, ggv ? GvIO(ggv) : 0, PL_op->op_type); |
93189314 | 2602 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2603 | |
2604 | badexit: | |
2605 | RETPUSHUNDEF; | |
2606 | ||
2607 | #else | |
cea2e8a9 | 2608 | DIE(aTHX_ PL_no_sock_func, "accept"); |
a0d0e21e LW |
2609 | #endif |
2610 | } | |
2611 | ||
2612 | PP(pp_shutdown) | |
2613 | { | |
a0d0e21e | 2614 | #ifdef HAS_SOCKET |
9cad6237 | 2615 | dSP; dTARGET; |
a0d0e21e LW |
2616 | int how = POPi; |
2617 | GV *gv = (GV*)POPs; | |
2618 | register IO *io = GvIOn(gv); | |
2619 | ||
2620 | if (!io || !IoIFP(io)) | |
2621 | goto nuts; | |
2622 | ||
6ad3d225 | 2623 | PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
2624 | RETURN; |
2625 | ||
2626 | nuts: | |
599cee73 | 2627 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2628 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2629 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2630 | RETPUSHUNDEF; |
2631 | #else | |
cea2e8a9 | 2632 | DIE(aTHX_ PL_no_sock_func, "shutdown"); |
a0d0e21e LW |
2633 | #endif |
2634 | } | |
2635 | ||
2636 | PP(pp_gsockopt) | |
2637 | { | |
2638 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2639 | return pp_ssockopt(); |
a0d0e21e | 2640 | #else |
cea2e8a9 | 2641 | DIE(aTHX_ PL_no_sock_func, "getsockopt"); |
a0d0e21e LW |
2642 | #endif |
2643 | } | |
2644 | ||
2645 | PP(pp_ssockopt) | |
2646 | { | |
a0d0e21e | 2647 | #ifdef HAS_SOCKET |
9cad6237 | 2648 | dSP; |
533c011a | 2649 | int optype = PL_op->op_type; |
a0d0e21e LW |
2650 | SV *sv; |
2651 | int fd; | |
2652 | unsigned int optname; | |
2653 | unsigned int lvl; | |
2654 | GV *gv; | |
2655 | register IO *io; | |
1e422769 | 2656 | Sock_size_t len; |
a0d0e21e LW |
2657 | |
2658 | if (optype == OP_GSOCKOPT) | |
2659 | sv = sv_2mortal(NEWSV(22, 257)); | |
2660 | else | |
2661 | sv = POPs; | |
2662 | optname = (unsigned int) POPi; | |
2663 | lvl = (unsigned int) POPi; | |
2664 | ||
2665 | gv = (GV*)POPs; | |
2666 | io = GvIOn(gv); | |
2667 | if (!io || !IoIFP(io)) | |
2668 | goto nuts; | |
2669 | ||
760ac839 | 2670 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2671 | switch (optype) { |
2672 | case OP_GSOCKOPT: | |
748a9306 | 2673 | SvGROW(sv, 257); |
a0d0e21e | 2674 | (void)SvPOK_only(sv); |
748a9306 LW |
2675 | SvCUR_set(sv,256); |
2676 | *SvEND(sv) ='\0'; | |
1e422769 | 2677 | len = SvCUR(sv); |
6ad3d225 | 2678 | if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0) |
a0d0e21e | 2679 | goto nuts2; |
1e422769 | 2680 | SvCUR_set(sv, len); |
748a9306 | 2681 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2682 | PUSHs(sv); |
2683 | break; | |
2684 | case OP_SSOCKOPT: { | |
1e422769 | 2685 | char *buf; |
2686 | int aint; | |
2687 | if (SvPOKp(sv)) { | |
2d8e6c8d GS |
2688 | STRLEN l; |
2689 | buf = SvPV(sv, l); | |
2690 | len = l; | |
1e422769 | 2691 | } |
56ee1660 | 2692 | else { |
a0d0e21e LW |
2693 | aint = (int)SvIV(sv); |
2694 | buf = (char*)&aint; | |
2695 | len = sizeof(int); | |
2696 | } | |
6ad3d225 | 2697 | if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0) |
a0d0e21e | 2698 | goto nuts2; |
3280af22 | 2699 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
2700 | } |
2701 | break; | |
2702 | } | |
2703 | RETURN; | |
2704 | ||
2705 | nuts: | |
599cee73 | 2706 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2707 | report_evil_fh(gv, io, optype); |
93189314 | 2708 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2709 | nuts2: |
2710 | RETPUSHUNDEF; | |
2711 | ||
2712 | #else | |
cea2e8a9 | 2713 | DIE(aTHX_ PL_no_sock_func, "setsockopt"); |
a0d0e21e LW |
2714 | #endif |
2715 | } | |
2716 | ||
2717 | PP(pp_getsockname) | |
2718 | { | |
2719 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2720 | return pp_getpeername(); |
a0d0e21e | 2721 | #else |
cea2e8a9 | 2722 | DIE(aTHX_ PL_no_sock_func, "getsockname"); |
a0d0e21e LW |
2723 | #endif |
2724 | } | |
2725 | ||
2726 | PP(pp_getpeername) | |
2727 | { | |
a0d0e21e | 2728 | #ifdef HAS_SOCKET |
9cad6237 | 2729 | dSP; |
533c011a | 2730 | int optype = PL_op->op_type; |
a0d0e21e LW |
2731 | SV *sv; |
2732 | int fd; | |
2733 | GV *gv = (GV*)POPs; | |
2734 | register IO *io = GvIOn(gv); | |
1e422769 | 2735 | Sock_size_t len; |
a0d0e21e LW |
2736 | |
2737 | if (!io || !IoIFP(io)) | |
2738 | goto nuts; | |
2739 | ||
2740 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 | 2741 | (void)SvPOK_only(sv); |
1e422769 | 2742 | len = 256; |
2743 | SvCUR_set(sv, len); | |
748a9306 | 2744 | *SvEND(sv) ='\0'; |
760ac839 | 2745 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2746 | switch (optype) { |
2747 | case OP_GETSOCKNAME: | |
6ad3d225 | 2748 | if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e LW |
2749 | goto nuts2; |
2750 | break; | |
2751 | case OP_GETPEERNAME: | |
6ad3d225 | 2752 | if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e | 2753 | goto nuts2; |
490ab354 JH |
2754 | #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS) |
2755 | { | |
2756 | 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"; | |
2757 | /* If the call succeeded, make sure we don't have a zeroed port/addr */ | |
2758 | if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET && | |
2759 | !memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere, | |
2760 | sizeof(u_short) + sizeof(struct in_addr))) { | |
301e8125 | 2761 | goto nuts2; |
490ab354 JH |
2762 | } |
2763 | } | |
2764 | #endif | |
a0d0e21e LW |
2765 | break; |
2766 | } | |
13826f2c CS |
2767 | #ifdef BOGUS_GETNAME_RETURN |
2768 | /* Interactive Unix, getpeername() and getsockname() | |
2769 | does not return valid namelen */ | |
1e422769 | 2770 | if (len == BOGUS_GETNAME_RETURN) |
2771 | len = sizeof(struct sockaddr); | |
13826f2c | 2772 | #endif |
1e422769 | 2773 | SvCUR_set(sv, len); |
748a9306 | 2774 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2775 | PUSHs(sv); |
2776 | RETURN; | |
2777 | ||
2778 | nuts: | |
599cee73 | 2779 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2780 | report_evil_fh(gv, io, optype); |
93189314 | 2781 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2782 | nuts2: |
2783 | RETPUSHUNDEF; | |
2784 | ||
2785 | #else | |
cea2e8a9 | 2786 | DIE(aTHX_ PL_no_sock_func, "getpeername"); |
a0d0e21e LW |
2787 | #endif |
2788 | } | |
2789 | ||
2790 | /* Stat calls. */ | |
2791 | ||
2792 | PP(pp_lstat) | |
2793 | { | |
cea2e8a9 | 2794 | return pp_stat(); |
a0d0e21e LW |
2795 | } |
2796 | ||
2797 | PP(pp_stat) | |
2798 | { | |
39644a26 | 2799 | dSP; |
2dd78f96 | 2800 | GV *gv; |
54310121 | 2801 | I32 gimme; |
a0d0e21e | 2802 | I32 max = 13; |
2d8e6c8d | 2803 | STRLEN n_a; |
a0d0e21e | 2804 | |
533c011a | 2805 | if (PL_op->op_flags & OPf_REF) { |
2dd78f96 | 2806 | gv = cGVOP_gv; |
8a4e5b40 | 2807 | if (PL_op->op_type == OP_LSTAT) { |
5d3e98de RGS |
2808 | if (gv != PL_defgv) { |
2809 | if (ckWARN(WARN_IO)) | |
9014280d | 2810 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de RGS |
2811 | "lstat() on filehandle %s", GvENAME(gv)); |
2812 | } else if (PL_laststype != OP_LSTAT) | |
8a4e5b40 | 2813 | Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); |
8a4e5b40 DD |
2814 | } |
2815 | ||
748a9306 | 2816 | do_fstat: |
2dd78f96 | 2817 | if (gv != PL_defgv) { |
3280af22 | 2818 | PL_laststype = OP_STAT; |
2dd78f96 | 2819 | PL_statgv = gv; |
c69006e4 | 2820 | sv_setpvn(PL_statname, "", 0); |
2dd78f96 JH |
2821 | PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) |
2822 | ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); | |
a0d0e21e | 2823 | } |
9ddeeac9 | 2824 | if (PL_laststatval < 0) { |
2dd78f96 JH |
2825 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2826 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); | |
a0d0e21e | 2827 | max = 0; |
9ddeeac9 | 2828 | } |
a0d0e21e LW |
2829 | } |
2830 | else { | |
748a9306 LW |
2831 | SV* sv = POPs; |
2832 | if (SvTYPE(sv) == SVt_PVGV) { | |
2dd78f96 | 2833 | gv = (GV*)sv; |
748a9306 LW |
2834 | goto do_fstat; |
2835 | } | |
2836 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2dd78f96 | 2837 | gv = (GV*)SvRV(sv); |
5d3e98de | 2838 | if (PL_op->op_type == OP_LSTAT && ckWARN(WARN_IO)) |
9014280d | 2839 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de | 2840 | "lstat() on filehandle %s", GvENAME(gv)); |
748a9306 LW |
2841 | goto do_fstat; |
2842 | } | |
5c144d81 | 2843 | sv_setpv(PL_statname, SvPV_const(sv,n_a)); |
3280af22 | 2844 | PL_statgv = Nullgv; |
533c011a NIS |
2845 | PL_laststype = PL_op->op_type; |
2846 | if (PL_op->op_type == OP_LSTAT) | |
2d8e6c8d | 2847 | PL_laststatval = PerlLIO_lstat(SvPV(PL_statname, n_a), &PL_statcache); |
a0d0e21e | 2848 | else |
2d8e6c8d | 2849 | PL_laststatval = PerlLIO_stat(SvPV(PL_statname, n_a), &PL_statcache); |
3280af22 | 2850 | if (PL_laststatval < 0) { |
2d8e6c8d | 2851 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 2852 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "stat"); |
a0d0e21e LW |
2853 | max = 0; |
2854 | } | |
2855 | } | |
2856 | ||
54310121 | 2857 | gimme = GIMME_V; |
2858 | if (gimme != G_ARRAY) { | |
2859 | if (gimme != G_VOID) | |
2860 | XPUSHs(boolSV(max)); | |
2861 | RETURN; | |
a0d0e21e LW |
2862 | } |
2863 | if (max) { | |
36477c24 | 2864 | EXTEND(SP, max); |
2865 | EXTEND_MORTAL(max); | |
1ff81528 PL |
2866 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev))); |
2867 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino))); | |
b448e4fe JH |
2868 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode))); |
2869 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink))); | |
146174a9 CB |
2870 | #if Uid_t_size > IVSIZE |
2871 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid))); | |
2872 | #else | |
23dcd6c8 | 2873 | # if Uid_t_sign <= 0 |
1ff81528 | 2874 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid))); |
23dcd6c8 JH |
2875 | # else |
2876 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); | |
2877 | # endif | |
146174a9 | 2878 | #endif |
301e8125 | 2879 | #if Gid_t_size > IVSIZE |
146174a9 CB |
2880 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); |
2881 | #else | |
23dcd6c8 | 2882 | # if Gid_t_sign <= 0 |
1ff81528 | 2883 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid))); |
23dcd6c8 JH |
2884 | # else |
2885 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid))); | |
2886 | # endif | |
146174a9 | 2887 | #endif |
cbdc8872 | 2888 | #ifdef USE_STAT_RDEV |
1ff81528 | 2889 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev))); |
cbdc8872 | 2890 | #else |
79cb57f6 | 2891 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
cbdc8872 | 2892 | #endif |
146174a9 | 2893 | #if Off_t_size > IVSIZE |
4a9d6100 | 2894 | PUSHs(sv_2mortal(newSVnv((NV)PL_statcache.st_size))); |
146174a9 | 2895 | #else |
1ff81528 | 2896 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_size))); |
146174a9 | 2897 | #endif |
cbdc8872 | 2898 | #ifdef BIG_TIME |
172ae379 JH |
2899 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime))); |
2900 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime))); | |
2901 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime))); | |
cbdc8872 | 2902 | #else |
1ff81528 PL |
2903 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime))); |
2904 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime))); | |
2905 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime))); | |
cbdc8872 | 2906 | #endif |
a0d0e21e | 2907 | #ifdef USE_STAT_BLOCKS |
b448e4fe JH |
2908 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize))); |
2909 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks))); | |
a0d0e21e | 2910 | #else |
79cb57f6 GS |
2911 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
2912 | PUSHs(sv_2mortal(newSVpvn("", 0))); | |
a0d0e21e LW |
2913 | #endif |
2914 | } | |
2915 | RETURN; | |
2916 | } | |
2917 | ||
fbb0b3b3 RGS |
2918 | /* This macro is used by the stacked filetest operators : |
2919 | * if the previous filetest failed, short-circuit and pass its value. | |
2920 | * Else, discard it from the stack and continue. --rgs | |
2921 | */ | |
2922 | #define STACKED_FTEST_CHECK if (PL_op->op_private & OPpFT_STACKED) { \ | |
2923 | if (TOPs == &PL_sv_no || TOPs == &PL_sv_undef) { RETURN; } \ | |
2924 | else { (void)POPs; PUTBACK; } \ | |
2925 | } | |
2926 | ||
a0d0e21e LW |
2927 | PP(pp_ftrread) |
2928 | { | |
9cad6237 | 2929 | I32 result; |
2a3ff820 | 2930 | dSP; |
fbb0b3b3 | 2931 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2932 | #if defined(HAS_ACCESS) && defined(R_OK) |
1af34c76 | 2933 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2934 | STRLEN n_a; |
43b06338 | 2935 | result = access(POPpx, R_OK); |
5ff3f7a4 GS |
2936 | if (result == 0) |
2937 | RETPUSHYES; | |
2938 | if (result < 0) | |
2939 | RETPUSHUNDEF; | |
2940 | RETPUSHNO; | |
22865c03 GS |
2941 | } |
2942 | else | |
cea2e8a9 | 2943 | result = my_stat(); |
5ff3f7a4 | 2944 | #else |
cea2e8a9 | 2945 | result = my_stat(); |
5ff3f7a4 | 2946 | #endif |
22865c03 | 2947 | SPAGAIN; |
a0d0e21e LW |
2948 | if (result < 0) |
2949 | RETPUSHUNDEF; | |
3280af22 | 2950 | if (cando(S_IRUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2951 | RETPUSHYES; |
2952 | RETPUSHNO; | |
2953 | } | |
2954 | ||
2955 | PP(pp_ftrwrite) | |
2956 | { | |
9cad6237 | 2957 | I32 result; |
2a3ff820 | 2958 | dSP; |
fbb0b3b3 | 2959 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2960 | #if defined(HAS_ACCESS) && defined(W_OK) |
1af34c76 | 2961 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2962 | STRLEN n_a; |
43b06338 | 2963 | result = access(POPpx, W_OK); |
5ff3f7a4 GS |
2964 | if (result == 0) |
2965 | RETPUSHYES; | |
2966 | if (result < 0) | |
2967 | RETPUSHUNDEF; | |
2968 | RETPUSHNO; | |
22865c03 GS |
2969 | } |
2970 | else | |
cea2e8a9 | 2971 | result = my_stat(); |
5ff3f7a4 | 2972 | #else |
cea2e8a9 | 2973 | result = my_stat(); |
5ff3f7a4 | 2974 | #endif |
22865c03 | 2975 | SPAGAIN; |
a0d0e21e LW |
2976 | if (result < 0) |
2977 | RETPUSHUNDEF; | |
3280af22 | 2978 | if (cando(S_IWUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2979 | RETPUSHYES; |
2980 | RETPUSHNO; | |
2981 | } | |
2982 | ||
2983 | PP(pp_ftrexec) | |
2984 | { | |
9cad6237 | 2985 | I32 result; |
2a3ff820 | 2986 | dSP; |
fbb0b3b3 | 2987 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2988 | #if defined(HAS_ACCESS) && defined(X_OK) |
1af34c76 | 2989 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2990 | STRLEN n_a; |
43b06338 | 2991 | result = access(POPpx, X_OK); |
5ff3f7a4 GS |
2992 | if (result == 0) |
2993 | RETPUSHYES; | |
2994 | if (result < 0) | |
2995 | RETPUSHUNDEF; | |
2996 | RETPUSHNO; | |
22865c03 GS |
2997 | } |
2998 | else | |
cea2e8a9 | 2999 | result = my_stat(); |
5ff3f7a4 | 3000 | #else |
cea2e8a9 | 3001 | result = my_stat(); |
5ff3f7a4 | 3002 | #endif |
22865c03 | 3003 | SPAGAIN; |
a0d0e21e LW |
3004 | if (result < 0) |
3005 | RETPUSHUNDEF; | |
3280af22 | 3006 | if (cando(S_IXUSR, 0, &PL_statcache)) |
a0d0e21e LW |
3007 | RETPUSHYES; |
3008 | RETPUSHNO; | |
3009 | } | |
3010 | ||
3011 | PP(pp_fteread) | |
3012 | { | |
9cad6237 | 3013 | I32 result; |
2a3ff820 | 3014 | dSP; |
fbb0b3b3 | 3015 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3016 | #ifdef PERL_EFF_ACCESS_R_OK |
1af34c76 | 3017 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3018 | STRLEN n_a; |
43b06338 | 3019 | result = PERL_EFF_ACCESS_R_OK(POPpx); |
5ff3f7a4 GS |
3020 | if (result == 0) |
3021 | RETPUSHYES; | |
3022 | if (result < 0) | |
3023 | RETPUSHUNDEF; | |
3024 | RETPUSHNO; | |
22865c03 GS |
3025 | } |
3026 | else | |
cea2e8a9 | 3027 | result = my_stat(); |
5ff3f7a4 | 3028 | #else |
cea2e8a9 | 3029 | result = my_stat(); |
5ff3f7a4 | 3030 | #endif |
22865c03 | 3031 | SPAGAIN; |
a0d0e21e LW |
3032 | if (result < 0) |
3033 | RETPUSHUNDEF; | |
3280af22 | 3034 | if (cando(S_IRUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3035 | RETPUSHYES; |
3036 | RETPUSHNO; | |
3037 | } | |
3038 | ||
3039 | PP(pp_ftewrite) | |
3040 | { | |
9cad6237 | 3041 | I32 result; |
2a3ff820 | 3042 | dSP; |
fbb0b3b3 | 3043 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3044 | #ifdef PERL_EFF_ACCESS_W_OK |
1af34c76 | 3045 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3046 | STRLEN n_a; |
43b06338 | 3047 | result = PERL_EFF_ACCESS_W_OK(POPpx); |
5ff3f7a4 GS |
3048 | if (result == 0) |
3049 | RETPUSHYES; | |
3050 | if (result < 0) | |
3051 | RETPUSHUNDEF; | |
3052 | RETPUSHNO; | |
22865c03 GS |
3053 | } |
3054 | else | |
cea2e8a9 | 3055 | result = my_stat(); |
5ff3f7a4 | 3056 | #else |
cea2e8a9 | 3057 | result = my_stat(); |
5ff3f7a4 | 3058 | #endif |
22865c03 | 3059 | SPAGAIN; |
a0d0e21e LW |
3060 | if (result < 0) |
3061 | RETPUSHUNDEF; | |
3280af22 | 3062 | if (cando(S_IWUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3063 | RETPUSHYES; |
3064 | RETPUSHNO; | |
3065 | } | |
3066 | ||
3067 | PP(pp_fteexec) | |
3068 | { | |
9cad6237 | 3069 | I32 result; |
2a3ff820 | 3070 | dSP; |
fbb0b3b3 | 3071 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3072 | #ifdef PERL_EFF_ACCESS_X_OK |
1af34c76 | 3073 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3074 | STRLEN n_a; |
43b06338 | 3075 | result = PERL_EFF_ACCESS_X_OK(POPpx); |
5ff3f7a4 GS |
3076 | if (result == 0) |
3077 | RETPUSHYES; | |
3078 | if (result < 0) | |
3079 | RETPUSHUNDEF; | |
3080 | RETPUSHNO; | |
22865c03 GS |
3081 | } |
3082 | else | |
cea2e8a9 | 3083 | result = my_stat(); |
5ff3f7a4 | 3084 | #else |
cea2e8a9 | 3085 | result = my_stat(); |
5ff3f7a4 | 3086 | #endif |
22865c03 | 3087 | SPAGAIN; |
a0d0e21e LW |
3088 | if (result < 0) |
3089 | RETPUSHUNDEF; | |
3280af22 | 3090 | if (cando(S_IXUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3091 | RETPUSHYES; |
3092 | RETPUSHNO; | |
3093 | } | |
3094 | ||
3095 | PP(pp_ftis) | |
3096 | { | |
fbb0b3b3 | 3097 | I32 result; |
2a3ff820 | 3098 | dSP; |
fbb0b3b3 RGS |
3099 | STACKED_FTEST_CHECK; |
3100 | result = my_stat(); | |
3101 | SPAGAIN; | |
a0d0e21e LW |
3102 | if (result < 0) |
3103 | RETPUSHUNDEF; | |
3104 | RETPUSHYES; | |
3105 | } | |
3106 | ||
3107 | PP(pp_fteowned) | |
3108 | { | |
cea2e8a9 | 3109 | return pp_ftrowned(); |
a0d0e21e LW |
3110 | } |
3111 | ||
3112 | PP(pp_ftrowned) | |
3113 | { | |
fbb0b3b3 | 3114 | I32 result; |
2a3ff820 | 3115 | dSP; |
fbb0b3b3 RGS |
3116 | STACKED_FTEST_CHECK; |
3117 | result = my_stat(); | |
3118 | SPAGAIN; | |
a0d0e21e LW |
3119 | if (result < 0) |
3120 | RETPUSHUNDEF; | |
146174a9 CB |
3121 | if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? |
3122 | PL_euid : PL_uid) ) | |
a0d0e21e LW |
3123 | RETPUSHYES; |
3124 | RETPUSHNO; | |
3125 | } | |
3126 | ||
3127 | PP(pp_ftzero) | |
3128 | { | |
fbb0b3b3 | 3129 | I32 result; |
2a3ff820 | 3130 | dSP; |
fbb0b3b3 RGS |
3131 | STACKED_FTEST_CHECK; |
3132 | result = my_stat(); | |
3133 | SPAGAIN; | |
a0d0e21e LW |
3134 | if (result < 0) |
3135 | RETPUSHUNDEF; | |
146174a9 | 3136 | if (PL_statcache.st_size == 0) |
a0d0e21e LW |
3137 | RETPUSHYES; |
3138 | RETPUSHNO; | |
3139 | } | |
3140 | ||
3141 | PP(pp_ftsize) | |
3142 | { | |
fbb0b3b3 | 3143 | I32 result; |
2a3ff820 | 3144 | dSP; dTARGET; |
fbb0b3b3 RGS |
3145 | STACKED_FTEST_CHECK; |
3146 | result = my_stat(); | |
3147 | SPAGAIN; | |
a0d0e21e LW |
3148 | if (result < 0) |
3149 | RETPUSHUNDEF; | |
146174a9 CB |
3150 | #if Off_t_size > IVSIZE |
3151 | PUSHn(PL_statcache.st_size); | |
3152 | #else | |
3280af22 | 3153 | PUSHi(PL_statcache.st_size); |
146174a9 | 3154 | #endif |
a0d0e21e LW |
3155 | RETURN; |
3156 | } | |
3157 | ||
3158 | PP(pp_ftmtime) | |
3159 | { | |
fbb0b3b3 | 3160 | I32 result; |
2a3ff820 | 3161 | dSP; dTARGET; |
fbb0b3b3 RGS |
3162 | STACKED_FTEST_CHECK; |
3163 | result = my_stat(); | |
3164 | SPAGAIN; | |
a0d0e21e LW |
3165 | if (result < 0) |
3166 | RETPUSHUNDEF; | |
a80d47c2 | 3167 | PUSHn( (((NV)PL_basetime - PL_statcache.st_mtime)) / 86400.0 ); |
a0d0e21e LW |
3168 | RETURN; |
3169 | } | |
3170 | ||
3171 | PP(pp_ftatime) | |
3172 | { | |
fbb0b3b3 | 3173 | I32 result; |
2a3ff820 | 3174 | dSP; dTARGET; |
fbb0b3b3 RGS |
3175 | STACKED_FTEST_CHECK; |
3176 | result = my_stat(); | |
3177 | SPAGAIN; | |
a0d0e21e LW |
3178 | if (result < 0) |
3179 | RETPUSHUNDEF; | |
a80d47c2 | 3180 | PUSHn( (((NV)PL_basetime - PL_statcache.st_atime)) / 86400.0 ); |
a0d0e21e LW |
3181 | RETURN; |
3182 | } | |
3183 | ||
3184 | PP(pp_ftctime) | |
3185 | { | |
fbb0b3b3 | 3186 | I32 result; |
2a3ff820 | 3187 | dSP; dTARGET; |
fbb0b3b3 RGS |
3188 | STACKED_FTEST_CHECK; |
3189 | result = my_stat(); | |
3190 | SPAGAIN; | |
a0d0e21e LW |
3191 | if (result < 0) |
3192 | RETPUSHUNDEF; | |
a80d47c2 | 3193 | PUSHn( (((NV)PL_basetime - PL_statcache.st_ctime)) / 86400.0 ); |
a0d0e21e LW |
3194 | RETURN; |
3195 | } | |
3196 | ||
3197 | PP(pp_ftsock) | |
3198 | { | |
fbb0b3b3 | 3199 | I32 result; |
2a3ff820 | 3200 | dSP; |
fbb0b3b3 RGS |
3201 | STACKED_FTEST_CHECK; |
3202 | result = my_stat(); | |
3203 | SPAGAIN; | |
a0d0e21e LW |
3204 | if (result < 0) |
3205 | RETPUSHUNDEF; | |
3280af22 | 3206 | if (S_ISSOCK(PL_statcache.st_mode)) |
a0d0e21e LW |
3207 | RETPUSHYES; |
3208 | RETPUSHNO; | |
3209 | } | |
3210 | ||
3211 | PP(pp_ftchr) | |
3212 | { | |
fbb0b3b3 | 3213 | I32 result; |
2a3ff820 | 3214 | dSP; |
fbb0b3b3 RGS |
3215 | STACKED_FTEST_CHECK; |
3216 | result = my_stat(); | |
3217 | SPAGAIN; | |
a0d0e21e LW |
3218 | if (result < 0) |
3219 | RETPUSHUNDEF; | |
3280af22 | 3220 | if (S_ISCHR(PL_statcache.st_mode)) |
a0d0e21e LW |
3221 | RETPUSHYES; |
3222 | RETPUSHNO; | |
3223 | } | |
3224 | ||
3225 | PP(pp_ftblk) | |
3226 | { | |
fbb0b3b3 | 3227 | I32 result; |
2a3ff820 | 3228 | dSP; |
fbb0b3b3 RGS |
3229 | STACKED_FTEST_CHECK; |
3230 | result = my_stat(); | |
3231 | SPAGAIN; | |
a0d0e21e LW |
3232 | if (result < 0) |
3233 | RETPUSHUNDEF; | |
3280af22 | 3234 | if (S_ISBLK(PL_statcache.st_mode)) |
a0d0e21e LW |
3235 | RETPUSHYES; |
3236 | RETPUSHNO; | |
3237 | } | |
3238 | ||
3239 | PP(pp_ftfile) | |
3240 | { | |
fbb0b3b3 | 3241 | I32 result; |
2a3ff820 | 3242 | dSP; |
fbb0b3b3 RGS |
3243 | STACKED_FTEST_CHECK; |
3244 | result = my_stat(); | |
3245 | SPAGAIN; | |
a0d0e21e LW |
3246 | if (result < 0) |
3247 | RETPUSHUNDEF; | |
3280af22 | 3248 | if (S_ISREG(PL_statcache.st_mode)) |
a0d0e21e LW |
3249 | RETPUSHYES; |
3250 | RETPUSHNO; | |
3251 | } | |
3252 | ||
3253 | PP(pp_ftdir) | |
3254 | { | |
fbb0b3b3 | 3255 | I32 result; |
2a3ff820 | 3256 | dSP; |
fbb0b3b3 RGS |
3257 | STACKED_FTEST_CHECK; |
3258 | result = my_stat(); | |
3259 | SPAGAIN; | |
a0d0e21e LW |
3260 | if (result < 0) |
3261 | RETPUSHUNDEF; | |
3280af22 | 3262 | if (S_ISDIR(PL_statcache.st_mode)) |
a0d0e21e LW |
3263 | RETPUSHYES; |
3264 | RETPUSHNO; | |
3265 | } | |
3266 | ||
3267 | PP(pp_ftpipe) | |
3268 | { | |
fbb0b3b3 | 3269 | I32 result; |
2a3ff820 | 3270 | dSP; |
fbb0b3b3 RGS |
3271 | STACKED_FTEST_CHECK; |
3272 | result = my_stat(); | |
3273 | SPAGAIN; | |
a0d0e21e LW |
3274 | if (result < 0) |
3275 | RETPUSHUNDEF; | |
3280af22 | 3276 | if (S_ISFIFO(PL_statcache.st_mode)) |
a0d0e21e LW |
3277 | RETPUSHYES; |
3278 | RETPUSHNO; | |
3279 | } | |
3280 | ||
3281 | PP(pp_ftlink) | |
3282 | { | |
9cad6237 | 3283 | I32 result = my_lstat(); |
2a3ff820 | 3284 | dSP; |
a0d0e21e LW |
3285 | if (result < 0) |
3286 | RETPUSHUNDEF; | |
3280af22 | 3287 | if (S_ISLNK(PL_statcache.st_mode)) |
a0d0e21e LW |
3288 | RETPUSHYES; |
3289 | RETPUSHNO; | |
3290 | } | |
3291 | ||
3292 | PP(pp_ftsuid) | |
3293 | { | |
39644a26 | 3294 | dSP; |
a0d0e21e | 3295 | #ifdef S_ISUID |
fbb0b3b3 RGS |
3296 | I32 result; |
3297 | STACKED_FTEST_CHECK; | |
3298 | result = my_stat(); | |
a0d0e21e LW |
3299 | SPAGAIN; |
3300 | if (result < 0) | |
3301 | RETPUSHUNDEF; | |
3280af22 | 3302 | if (PL_statcache.st_mode & S_ISUID) |
a0d0e21e LW |
3303 | RETPUSHYES; |
3304 | #endif | |
3305 | RETPUSHNO; | |
3306 | } | |
3307 | ||
3308 | PP(pp_ftsgid) | |
3309 | { | |
39644a26 | 3310 | dSP; |
a0d0e21e | 3311 | #ifdef S_ISGID |
fbb0b3b3 RGS |
3312 | I32 result; |
3313 | STACKED_FTEST_CHECK; | |
3314 | result = my_stat(); | |
a0d0e21e LW |
3315 | SPAGAIN; |
3316 | if (result < 0) | |
3317 | RETPUSHUNDEF; | |
3280af22 | 3318 | if (PL_statcache.st_mode & S_ISGID) |
a0d0e21e LW |
3319 | RETPUSHYES; |
3320 | #endif | |
3321 | RETPUSHNO; | |
3322 | } | |
3323 | ||
3324 | PP(pp_ftsvtx) | |
3325 | { | |
39644a26 | 3326 | dSP; |
a0d0e21e | 3327 | #ifdef S_ISVTX |
fbb0b3b3 RGS |
3328 | I32 result; |
3329 | STACKED_FTEST_CHECK; | |
3330 | result = my_stat(); | |
a0d0e21e LW |
3331 | SPAGAIN; |
3332 | if (result < 0) | |
3333 | RETPUSHUNDEF; | |
3280af22 | 3334 | if (PL_statcache.st_mode & S_ISVTX) |
a0d0e21e LW |
3335 | RETPUSHYES; |
3336 | #endif | |
3337 | RETPUSHNO; | |
3338 | } | |
3339 | ||
3340 | PP(pp_fttty) | |
3341 | { | |
39644a26 | 3342 | dSP; |
a0d0e21e LW |
3343 | int fd; |
3344 | GV *gv; | |
7a5fd60d | 3345 | SV *tmpsv = Nullsv; |
fb73857a | 3346 | |
fbb0b3b3 RGS |
3347 | STACKED_FTEST_CHECK; |
3348 | ||
533c011a | 3349 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3350 | gv = cGVOP_gv; |
fb73857a | 3351 | else if (isGV(TOPs)) |
3352 | gv = (GV*)POPs; | |
3353 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3354 | gv = (GV*)SvRV(POPs); | |
a0d0e21e | 3355 | else |
7a5fd60d | 3356 | gv = gv_fetchsv(tmpsv = POPs, FALSE, SVt_PVIO); |
fb73857a | 3357 | |
a0d0e21e | 3358 | if (GvIO(gv) && IoIFP(GvIOp(gv))) |
760ac839 | 3359 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
7a5fd60d NC |
3360 | else if (tmpsv && SvOK(tmpsv)) { |
3361 | STRLEN n_a; | |
3362 | char *tmps = SvPV(tmpsv, n_a); | |
3363 | if (isDIGIT(*tmps)) | |
3364 | fd = atoi(tmps); | |
3365 | else | |
3366 | RETPUSHUNDEF; | |
3367 | } | |
a0d0e21e LW |
3368 | else |
3369 | RETPUSHUNDEF; | |
6ad3d225 | 3370 | if (PerlLIO_isatty(fd)) |
a0d0e21e LW |
3371 | RETPUSHYES; |
3372 | RETPUSHNO; | |
3373 | } | |
3374 | ||
16d20bd9 AD |
3375 | #if defined(atarist) /* this will work with atariST. Configure will |
3376 | make guesses for other systems. */ | |
3377 | # define FILE_base(f) ((f)->_base) | |
3378 | # define FILE_ptr(f) ((f)->_ptr) | |
3379 | # define FILE_cnt(f) ((f)->_cnt) | |
3380 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
3381 | #endif |
3382 | ||
3383 | PP(pp_fttext) | |
3384 | { | |
39644a26 | 3385 | dSP; |
a0d0e21e LW |
3386 | I32 i; |
3387 | I32 len; | |
3388 | I32 odd = 0; | |
3389 | STDCHAR tbuf[512]; | |
3390 | register STDCHAR *s; | |
3391 | register IO *io; | |
5f05dabc | 3392 | register SV *sv; |
3393 | GV *gv; | |
2d8e6c8d | 3394 | STRLEN n_a; |
146174a9 | 3395 | PerlIO *fp; |
a0d0e21e | 3396 | |
fbb0b3b3 RGS |
3397 | STACKED_FTEST_CHECK; |
3398 | ||
533c011a | 3399 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3400 | gv = cGVOP_gv; |
5f05dabc | 3401 | else if (isGV(TOPs)) |
3402 | gv = (GV*)POPs; | |
3403 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3404 | gv = (GV*)SvRV(POPs); | |
3405 | else | |
3406 | gv = Nullgv; | |
3407 | ||
3408 | if (gv) { | |
a0d0e21e | 3409 | EXTEND(SP, 1); |
3280af22 NIS |
3410 | if (gv == PL_defgv) { |
3411 | if (PL_statgv) | |
3412 | io = GvIO(PL_statgv); | |
a0d0e21e | 3413 | else { |
3280af22 | 3414 | sv = PL_statname; |
a0d0e21e LW |
3415 | goto really_filename; |
3416 | } | |
3417 | } | |
3418 | else { | |
3280af22 NIS |
3419 | PL_statgv = gv; |
3420 | PL_laststatval = -1; | |
c69006e4 | 3421 | sv_setpvn(PL_statname, "", 0); |
3280af22 | 3422 | io = GvIO(PL_statgv); |
a0d0e21e LW |
3423 | } |
3424 | if (io && IoIFP(io)) { | |
5f05dabc | 3425 | if (! PerlIO_has_base(IoIFP(io))) |
cea2e8a9 | 3426 | DIE(aTHX_ "-T and -B not implemented on filehandles"); |
3280af22 NIS |
3427 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); |
3428 | if (PL_laststatval < 0) | |
5f05dabc | 3429 | RETPUSHUNDEF; |
9cbac4c7 | 3430 | if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ |
533c011a | 3431 | if (PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3432 | RETPUSHNO; |
3433 | else | |
3434 | RETPUSHYES; | |
9cbac4c7 | 3435 | } |
a20bf0c3 | 3436 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
760ac839 | 3437 | i = PerlIO_getc(IoIFP(io)); |
a0d0e21e | 3438 | if (i != EOF) |
760ac839 | 3439 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 3440 | } |
a20bf0c3 | 3441 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 3442 | RETPUSHYES; |
a20bf0c3 JH |
3443 | len = PerlIO_get_bufsiz(IoIFP(io)); |
3444 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
760ac839 LW |
3445 | /* sfio can have large buffers - limit to 512 */ |
3446 | if (len > 512) | |
3447 | len = 512; | |
a0d0e21e LW |
3448 | } |
3449 | else { | |
2dd78f96 | 3450 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { |
146174a9 | 3451 | gv = cGVOP_gv; |
2dd78f96 | 3452 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); |
146174a9 | 3453 | } |
93189314 | 3454 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
3455 | RETPUSHUNDEF; |
3456 | } | |
3457 | } | |
3458 | else { | |
3459 | sv = POPs; | |
5f05dabc | 3460 | really_filename: |
3280af22 | 3461 | PL_statgv = Nullgv; |
5c9aa243 | 3462 | PL_laststype = OP_STAT; |
2d8e6c8d | 3463 | sv_setpv(PL_statname, SvPV(sv, n_a)); |
aa07b2f6 | 3464 | if (!(fp = PerlIO_open(SvPVX_const(PL_statname), "r"))) { |
f9341440 | 3465 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 3466 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "open"); |
a0d0e21e LW |
3467 | RETPUSHUNDEF; |
3468 | } | |
146174a9 CB |
3469 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache); |
3470 | if (PL_laststatval < 0) { | |
3471 | (void)PerlIO_close(fp); | |
5f05dabc | 3472 | RETPUSHUNDEF; |
146174a9 | 3473 | } |
60382766 | 3474 | PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); |
146174a9 CB |
3475 | len = PerlIO_read(fp, tbuf, sizeof(tbuf)); |
3476 | (void)PerlIO_close(fp); | |
a0d0e21e | 3477 | if (len <= 0) { |
533c011a | 3478 | if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3479 | RETPUSHNO; /* special case NFS directories */ |
3480 | RETPUSHYES; /* null file is anything */ | |
3481 | } | |
3482 | s = tbuf; | |
3483 | } | |
3484 | ||
3485 | /* now scan s to look for textiness */ | |
4633a7c4 | 3486 | /* XXX ASCII dependent code */ |
a0d0e21e | 3487 | |
146174a9 CB |
3488 | #if defined(DOSISH) || defined(USEMYBINMODE) |
3489 | /* ignore trailing ^Z on short files */ | |
3490 | if (len && len < sizeof(tbuf) && tbuf[len-1] == 26) | |
3491 | --len; | |
3492 | #endif | |
3493 | ||
a0d0e21e LW |
3494 | for (i = 0; i < len; i++, s++) { |
3495 | if (!*s) { /* null never allowed in text */ | |
3496 | odd += len; | |
3497 | break; | |
3498 | } | |
9d116dd7 | 3499 | #ifdef EBCDIC |
301e8125 | 3500 | else if (!(isPRINT(*s) || isSPACE(*s))) |
9d116dd7 JH |
3501 | odd++; |
3502 | #else | |
146174a9 CB |
3503 | else if (*s & 128) { |
3504 | #ifdef USE_LOCALE | |
2de3dbcc | 3505 | if (IN_LOCALE_RUNTIME && isALPHA_LC(*s)) |
b3f66c68 GS |
3506 | continue; |
3507 | #endif | |
3508 | /* utf8 characters don't count as odd */ | |
fd400ab9 | 3509 | if (UTF8_IS_START(*s)) { |
b3f66c68 GS |
3510 | int ulen = UTF8SKIP(s); |
3511 | if (ulen < len - i) { | |
3512 | int j; | |
3513 | for (j = 1; j < ulen; j++) { | |
fd400ab9 | 3514 | if (!UTF8_IS_CONTINUATION(s[j])) |
b3f66c68 GS |
3515 | goto not_utf8; |
3516 | } | |
3517 | --ulen; /* loop does extra increment */ | |
3518 | s += ulen; | |
3519 | i += ulen; | |
3520 | continue; | |
3521 | } | |
3522 | } | |
3523 | not_utf8: | |
3524 | odd++; | |
146174a9 | 3525 | } |
a0d0e21e LW |
3526 | else if (*s < 32 && |
3527 | *s != '\n' && *s != '\r' && *s != '\b' && | |
3528 | *s != '\t' && *s != '\f' && *s != 27) | |
3529 | odd++; | |
9d116dd7 | 3530 | #endif |
a0d0e21e LW |
3531 | } |
3532 | ||
533c011a | 3533 | if ((odd * 3 > len) == (PL_op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
3534 | RETPUSHNO; |
3535 | else | |
3536 | RETPUSHYES; | |
3537 | } | |
3538 | ||
3539 | PP(pp_ftbinary) | |
3540 | { | |
cea2e8a9 | 3541 | return pp_fttext(); |
a0d0e21e LW |
3542 | } |
3543 | ||
3544 | /* File calls. */ | |
3545 | ||
3546 | PP(pp_chdir) | |
3547 | { | |
39644a26 | 3548 | dSP; dTARGET; |
5c144d81 | 3549 | const char *tmps; |
a0d0e21e | 3550 | SV **svp; |
2d8e6c8d | 3551 | STRLEN n_a; |
a0d0e21e | 3552 | |
35ae6b54 | 3553 | if( MAXARG == 1 ) |
5c144d81 | 3554 | tmps = POPpconstx; |
35ae6b54 MS |
3555 | else |
3556 | tmps = 0; | |
3557 | ||
3558 | if( !tmps || !*tmps ) { | |
3559 | if ( (svp = hv_fetch(GvHVn(PL_envgv), "HOME", 4, FALSE)) | |
3560 | || (svp = hv_fetch(GvHVn(PL_envgv), "LOGDIR", 6, FALSE)) | |
491527d0 | 3561 | #ifdef VMS |
35ae6b54 | 3562 | || (svp = hv_fetch(GvHVn(PL_envgv), "SYS$LOGIN", 9, FALSE)) |
491527d0 | 3563 | #endif |
35ae6b54 MS |
3564 | ) |
3565 | { | |
3566 | if( MAXARG == 1 ) | |
9014280d | 3567 | deprecate("chdir('') or chdir(undef) as chdir()"); |
5c144d81 | 3568 | tmps = SvPV_const(*svp, n_a); |
35ae6b54 | 3569 | } |
72f496dc | 3570 | else { |
389ec635 | 3571 | PUSHi(0); |
b7ab37f8 | 3572 | TAINT_PROPER("chdir"); |
389ec635 MS |
3573 | RETURN; |
3574 | } | |
8ea155d1 | 3575 | } |
8ea155d1 | 3576 | |
a0d0e21e | 3577 | TAINT_PROPER("chdir"); |
6ad3d225 | 3578 | PUSHi( PerlDir_chdir(tmps) >= 0 ); |
748a9306 LW |
3579 | #ifdef VMS |
3580 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
3581 | * in the future. */ | |
6b88bc9c | 3582 | hv_delete(GvHVn(PL_envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 3583 | #endif |
a0d0e21e LW |
3584 | RETURN; |
3585 | } | |
3586 | ||
3587 | PP(pp_chown) | |
3588 | { | |
a0d0e21e | 3589 | #ifdef HAS_CHOWN |
76ffd3b9 IZ |
3590 | dSP; dMARK; dTARGET; |
3591 | I32 value = (I32)apply(PL_op->op_type, MARK, SP); | |
3592 | ||
a0d0e21e LW |
3593 | SP = MARK; |
3594 | PUSHi(value); | |
3595 | RETURN; | |
3596 | #else | |
0322a713 | 3597 | DIE(aTHX_ PL_no_func, "chown"); |
a0d0e21e LW |
3598 | #endif |
3599 | } | |
3600 | ||
3601 | PP(pp_chroot) | |
3602 | { | |
a0d0e21e | 3603 | #ifdef HAS_CHROOT |
76ffd3b9 | 3604 | dSP; dTARGET; |
2d8e6c8d | 3605 | STRLEN n_a; |
d05c1ba0 | 3606 | char *tmps = POPpx; |
a0d0e21e LW |
3607 | TAINT_PROPER("chroot"); |
3608 | PUSHi( chroot(tmps) >= 0 ); | |
3609 | RETURN; | |
3610 | #else | |
cea2e8a9 | 3611 | DIE(aTHX_ PL_no_func, "chroot"); |
a0d0e21e LW |
3612 | #endif |
3613 | } | |
3614 | ||
3615 | PP(pp_unlink) | |
3616 | { | |
39644a26 | 3617 | dSP; dMARK; dTARGET; |
a0d0e21e | 3618 | I32 value; |
533c011a | 3619 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3620 | SP = MARK; |
3621 | PUSHi(value); | |
3622 | RETURN; | |
3623 | } | |
3624 | ||
3625 | PP(pp_chmod) | |
3626 | { | |
39644a26 | 3627 | dSP; dMARK; dTARGET; |
a0d0e21e | 3628 | I32 value; |
533c011a | 3629 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3630 | SP = MARK; |
3631 | PUSHi(value); | |
3632 | RETURN; | |
3633 | } | |
3634 | ||
3635 | PP(pp_utime) | |
3636 | { | |
39644a26 | 3637 | dSP; dMARK; dTARGET; |
a0d0e21e | 3638 | I32 value; |
533c011a | 3639 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3640 | SP = MARK; |
3641 | PUSHi(value); | |
3642 | RETURN; | |
3643 | } | |
3644 | ||
3645 | PP(pp_rename) | |
3646 | { | |
39644a26 | 3647 | dSP; dTARGET; |
a0d0e21e | 3648 | int anum; |
2d8e6c8d | 3649 | STRLEN n_a; |
a0d0e21e | 3650 | |
2d8e6c8d GS |
3651 | char *tmps2 = POPpx; |
3652 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3653 | TAINT_PROPER("rename"); |
3654 | #ifdef HAS_RENAME | |
baed7233 | 3655 | anum = PerlLIO_rename(tmps, tmps2); |
a0d0e21e | 3656 | #else |
6b88bc9c | 3657 | if (!(anum = PerlLIO_stat(tmps, &PL_statbuf))) { |
ed969818 W |
3658 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ |
3659 | anum = 1; | |
3660 | else { | |
3654eb6c | 3661 | if (PL_euid || PerlLIO_stat(tmps2, &PL_statbuf) < 0 || !S_ISDIR(PL_statbuf.st_mode)) |
ed969818 W |
3662 | (void)UNLINK(tmps2); |
3663 | if (!(anum = link(tmps, tmps2))) | |
3664 | anum = UNLINK(tmps); | |
3665 | } | |
a0d0e21e LW |
3666 | } |
3667 | #endif | |
3668 | SETi( anum >= 0 ); | |
3669 | RETURN; | |
3670 | } | |
3671 | ||
3672 | PP(pp_link) | |
3673 | { | |
a0d0e21e | 3674 | #ifdef HAS_LINK |
370f6000 | 3675 | dSP; dTARGET; |
2d8e6c8d GS |
3676 | STRLEN n_a; |
3677 | char *tmps2 = POPpx; | |
3678 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e | 3679 | TAINT_PROPER("link"); |
146174a9 | 3680 | SETi( PerlLIO_link(tmps, tmps2) >= 0 ); |
65850d11 | 3681 | RETURN; |
a0d0e21e | 3682 | #else |
0322a713 | 3683 | DIE(aTHX_ PL_no_func, "link"); |
a0d0e21e | 3684 | #endif |
a0d0e21e LW |
3685 | } |
3686 | ||
3687 | PP(pp_symlink) | |
3688 | { | |
a0d0e21e | 3689 | #ifdef HAS_SYMLINK |
9cad6237 | 3690 | dSP; dTARGET; |
2d8e6c8d GS |
3691 | STRLEN n_a; |
3692 | char *tmps2 = POPpx; | |
3693 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3694 | TAINT_PROPER("symlink"); |
3695 | SETi( symlink(tmps, tmps2) >= 0 ); | |
3696 | RETURN; | |
3697 | #else | |
cea2e8a9 | 3698 | DIE(aTHX_ PL_no_func, "symlink"); |
a0d0e21e LW |
3699 | #endif |
3700 | } | |
3701 | ||
3702 | PP(pp_readlink) | |
3703 | { | |
76ffd3b9 | 3704 | dSP; |
a0d0e21e | 3705 | #ifdef HAS_SYMLINK |
76ffd3b9 | 3706 | dTARGET; |
a0d0e21e | 3707 | char *tmps; |
46fc3d4c | 3708 | char buf[MAXPATHLEN]; |
a0d0e21e | 3709 | int len; |
2d8e6c8d | 3710 | STRLEN n_a; |
46fc3d4c | 3711 | |
fb73857a | 3712 | #ifndef INCOMPLETE_TAINTS |
3713 | TAINT; | |
3714 | #endif | |
2d8e6c8d | 3715 | tmps = POPpx; |
97dcea33 | 3716 | len = readlink(tmps, buf, sizeof(buf) - 1); |
a0d0e21e LW |
3717 | EXTEND(SP, 1); |
3718 | if (len < 0) | |
3719 | RETPUSHUNDEF; | |
3720 | PUSHp(buf, len); | |
3721 | RETURN; | |
3722 | #else | |
3723 | EXTEND(SP, 1); | |
3724 | RETSETUNDEF; /* just pretend it's a normal file */ | |
3725 | #endif | |
3726 | } | |
3727 | ||
3728 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
ba106d47 | 3729 | STATIC int |
b464bac0 | 3730 | S_dooneliner(pTHX_ const char *cmd, const char *filename) |
a0d0e21e | 3731 | { |
b464bac0 | 3732 | char * const save_filename = filename; |
1e422769 | 3733 | char *cmdline; |
3734 | char *s; | |
760ac839 | 3735 | PerlIO *myfp; |
1e422769 | 3736 | int anum = 1; |
a0d0e21e | 3737 | |
1e422769 | 3738 | New(666, cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char); |
3739 | strcpy(cmdline, cmd); | |
3740 | strcat(cmdline, " "); | |
3741 | for (s = cmdline + strlen(cmdline); *filename; ) { | |
a0d0e21e LW |
3742 | *s++ = '\\'; |
3743 | *s++ = *filename++; | |
3744 | } | |
3745 | strcpy(s, " 2>&1"); | |
6ad3d225 | 3746 | myfp = PerlProc_popen(cmdline, "r"); |
1e422769 | 3747 | Safefree(cmdline); |
3748 | ||
a0d0e21e | 3749 | if (myfp) { |
1e422769 | 3750 | SV *tmpsv = sv_newmortal(); |
6b88bc9c | 3751 | /* Need to save/restore 'PL_rs' ?? */ |
760ac839 | 3752 | s = sv_gets(tmpsv, myfp, 0); |
6ad3d225 | 3753 | (void)PerlProc_pclose(myfp); |
a0d0e21e | 3754 | if (s != Nullch) { |
1e422769 | 3755 | int e; |
3756 | for (e = 1; | |
a0d0e21e | 3757 | #ifdef HAS_SYS_ERRLIST |
1e422769 | 3758 | e <= sys_nerr |
3759 | #endif | |
3760 | ; e++) | |
3761 | { | |
3762 | /* you don't see this */ | |
3763 | char *errmsg = | |
3764 | #ifdef HAS_SYS_ERRLIST | |
3765 | sys_errlist[e] | |
a0d0e21e | 3766 | #else |
1e422769 | 3767 | strerror(e) |
a0d0e21e | 3768 | #endif |
1e422769 | 3769 | ; |
3770 | if (!errmsg) | |
3771 | break; | |
3772 | if (instr(s, errmsg)) { | |
3773 | SETERRNO(e,0); | |
3774 | return 0; | |
3775 | } | |
a0d0e21e | 3776 | } |
748a9306 | 3777 | SETERRNO(0,0); |
a0d0e21e LW |
3778 | #ifndef EACCES |
3779 | #define EACCES EPERM | |
3780 | #endif | |
1e422769 | 3781 | if (instr(s, "cannot make")) |
93189314 | 3782 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3783 | else if (instr(s, "existing file")) |
93189314 | 3784 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3785 | else if (instr(s, "ile exists")) |
93189314 | 3786 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3787 | else if (instr(s, "non-exist")) |
93189314 | 3788 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3789 | else if (instr(s, "does not exist")) |
93189314 | 3790 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3791 | else if (instr(s, "not empty")) |
93189314 | 3792 | SETERRNO(EBUSY,SS_DEVOFFLINE); |
1e422769 | 3793 | else if (instr(s, "cannot access")) |
93189314 | 3794 | SETERRNO(EACCES,RMS_PRV); |
a0d0e21e | 3795 | else |
93189314 | 3796 | SETERRNO(EPERM,RMS_PRV); |
a0d0e21e LW |
3797 | return 0; |
3798 | } | |
3799 | else { /* some mkdirs return no failure indication */ | |
6b88bc9c | 3800 | anum = (PerlLIO_stat(save_filename, &PL_statbuf) >= 0); |
911d147d | 3801 | if (PL_op->op_type == OP_RMDIR) |
a0d0e21e LW |
3802 | anum = !anum; |
3803 | if (anum) | |
748a9306 | 3804 | SETERRNO(0,0); |
a0d0e21e | 3805 | else |
93189314 | 3806 | SETERRNO(EACCES,RMS_PRV); /* a guess */ |
a0d0e21e LW |
3807 | } |
3808 | return anum; | |
3809 | } | |
3810 | else | |
3811 | return 0; | |
3812 | } | |
3813 | #endif | |
3814 | ||
0c54f65b RGS |
3815 | /* This macro removes trailing slashes from a directory name. |
3816 | * Different operating and file systems take differently to | |
3817 | * trailing slashes. According to POSIX 1003.1 1996 Edition | |
3818 | * any number of trailing slashes should be allowed. | |
3819 | * Thusly we snip them away so that even non-conforming | |
3820 | * systems are happy. | |
3821 | * We should probably do this "filtering" for all | |
3822 | * the functions that expect (potentially) directory names: | |
3823 | * -d, chdir(), chmod(), chown(), chroot(), fcntl()?, | |
3824 | * (mkdir()), opendir(), rename(), rmdir(), stat(). --jhi */ | |
3825 | ||
5c144d81 | 3826 | #define TRIMSLASHES(tmps,len,copy) (tmps) = SvPV_const(TOPs, (len)); \ |
0c54f65b RGS |
3827 | if ((len) > 1 && (tmps)[(len)-1] == '/') { \ |
3828 | do { \ | |
3829 | (len)--; \ | |
3830 | } while ((len) > 1 && (tmps)[(len)-1] == '/'); \ | |
3831 | (tmps) = savepvn((tmps), (len)); \ | |
3832 | (copy) = TRUE; \ | |
3833 | } | |
3834 | ||
a0d0e21e LW |
3835 | PP(pp_mkdir) |
3836 | { | |
39644a26 | 3837 | dSP; dTARGET; |
5a211162 | 3838 | int mode; |
a0d0e21e LW |
3839 | #ifndef HAS_MKDIR |
3840 | int oldumask; | |
3841 | #endif | |
df25ddba | 3842 | STRLEN len; |
5c144d81 | 3843 | const char *tmps; |
df25ddba | 3844 | bool copy = FALSE; |
5a211162 GS |
3845 | |
3846 | if (MAXARG > 1) | |
3847 | mode = POPi; | |
3848 | else | |
3849 | mode = 0777; | |
3850 | ||
0c54f65b | 3851 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3852 | |
3853 | TAINT_PROPER("mkdir"); | |
3854 | #ifdef HAS_MKDIR | |
6ad3d225 | 3855 | SETi( PerlDir_mkdir(tmps, mode) >= 0 ); |
a0d0e21e LW |
3856 | #else |
3857 | SETi( dooneliner("mkdir", tmps) ); | |
6ad3d225 GS |
3858 | oldumask = PerlLIO_umask(0); |
3859 | PerlLIO_umask(oldumask); | |
3860 | PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777); | |
a0d0e21e | 3861 | #endif |
df25ddba JH |
3862 | if (copy) |
3863 | Safefree(tmps); | |
a0d0e21e LW |
3864 | RETURN; |
3865 | } | |
3866 | ||
3867 | PP(pp_rmdir) | |
3868 | { | |
39644a26 | 3869 | dSP; dTARGET; |
0c54f65b | 3870 | STRLEN len; |
5c144d81 | 3871 | const char *tmps; |
0c54f65b | 3872 | bool copy = FALSE; |
a0d0e21e | 3873 | |
0c54f65b | 3874 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3875 | TAINT_PROPER("rmdir"); |
3876 | #ifdef HAS_RMDIR | |
0c54f65b | 3877 | SETi( PerlDir_rmdir(tmps) >= 0 ); |
a0d0e21e | 3878 | #else |
0c54f65b | 3879 | SETi( dooneliner("rmdir", tmps) ); |
a0d0e21e | 3880 | #endif |
0c54f65b RGS |
3881 | if (copy) |
3882 | Safefree(tmps); | |
a0d0e21e LW |
3883 | RETURN; |
3884 | } | |
3885 | ||
3886 | /* Directory calls. */ | |
3887 | ||
3888 | PP(pp_open_dir) | |
3889 | { | |
a0d0e21e | 3890 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3891 | dSP; |
2d8e6c8d GS |
3892 | STRLEN n_a; |
3893 | char *dirname = POPpx; | |
1e2c6ed7 JH |
3894 | GV *gv = (GV*)POPs; |
3895 | register IO *io = GvIOn(gv); | |
a0d0e21e LW |
3896 | |
3897 | if (!io) | |
3898 | goto nope; | |
3899 | ||
3900 | if (IoDIRP(io)) | |
6ad3d225 GS |
3901 | PerlDir_close(IoDIRP(io)); |
3902 | if (!(IoDIRP(io) = PerlDir_open(dirname))) | |
a0d0e21e LW |
3903 | goto nope; |
3904 | ||
3905 | RETPUSHYES; | |
3906 | nope: | |
3907 | if (!errno) | |
93189314 | 3908 | SETERRNO(EBADF,RMS_DIR); |
a0d0e21e LW |
3909 | RETPUSHUNDEF; |
3910 | #else | |
cea2e8a9 | 3911 | DIE(aTHX_ PL_no_dir_func, "opendir"); |
a0d0e21e LW |
3912 | #endif |
3913 | } | |
3914 | ||
3915 | PP(pp_readdir) | |
3916 | { | |
34b7f128 AMS |
3917 | #if !defined(Direntry_t) || !defined(HAS_READDIR) |
3918 | DIE(aTHX_ PL_no_dir_func, "readdir"); | |
3919 | #else | |
fd8cd3a3 | 3920 | #if !defined(I_DIRENT) && !defined(VMS) |
20ce7b12 | 3921 | Direntry_t *readdir (DIR *); |
a0d0e21e | 3922 | #endif |
34b7f128 AMS |
3923 | dSP; |
3924 | ||
3925 | SV *sv; | |
f54cb97a | 3926 | const I32 gimme = GIMME; |
34b7f128 | 3927 | GV *gv = (GV *)POPs; |
a0d0e21e | 3928 | register Direntry_t *dp; |
a0d0e21e LW |
3929 | register IO *io = GvIOn(gv); |
3930 | ||
3931 | if (!io || !IoDIRP(io)) | |
3932 | goto nope; | |
3933 | ||
34b7f128 AMS |
3934 | do { |
3935 | dp = (Direntry_t *)PerlDir_read(IoDIRP(io)); | |
3936 | if (!dp) | |
3937 | break; | |
a0d0e21e | 3938 | #ifdef DIRNAMLEN |
34b7f128 | 3939 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3940 | #else |
34b7f128 | 3941 | sv = newSVpv(dp->d_name, 0); |
fb73857a | 3942 | #endif |
3943 | #ifndef INCOMPLETE_TAINTS | |
34b7f128 AMS |
3944 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3945 | SvTAINTED_on(sv); | |
a0d0e21e | 3946 | #endif |
34b7f128 | 3947 | XPUSHs(sv_2mortal(sv)); |
a0d0e21e | 3948 | } |
34b7f128 AMS |
3949 | while (gimme == G_ARRAY); |
3950 | ||
3951 | if (!dp && gimme != G_ARRAY) | |
3952 | goto nope; | |
3953 | ||
a0d0e21e LW |
3954 | RETURN; |
3955 | ||
3956 | nope: | |
3957 | if (!errno) | |
93189314 | 3958 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3959 | if (GIMME == G_ARRAY) |
3960 | RETURN; | |
3961 | else | |
3962 | RETPUSHUNDEF; | |
a0d0e21e LW |
3963 | #endif |
3964 | } | |
3965 | ||
3966 | PP(pp_telldir) | |
3967 | { | |
a0d0e21e | 3968 | #if defined(HAS_TELLDIR) || defined(telldir) |
27da23d5 | 3969 | dVAR; dSP; dTARGET; |
968dcd91 JH |
3970 | /* XXX does _anyone_ need this? --AD 2/20/1998 */ |
3971 | /* XXX netbsd still seemed to. | |
3972 | XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style. | |
3973 | --JHI 1999-Feb-02 */ | |
3974 | # if !defined(HAS_TELLDIR_PROTO) || defined(NEED_TELLDIR_PROTO) | |
20ce7b12 | 3975 | long telldir (DIR *); |
dfe9444c | 3976 | # endif |
a0d0e21e LW |
3977 | GV *gv = (GV*)POPs; |
3978 | register IO *io = GvIOn(gv); | |
3979 | ||
3980 | if (!io || !IoDIRP(io)) | |
3981 | goto nope; | |
3982 | ||
6ad3d225 | 3983 | PUSHi( PerlDir_tell(IoDIRP(io)) ); |
a0d0e21e LW |
3984 | RETURN; |
3985 | nope: | |
3986 | if (!errno) | |
93189314 | 3987 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3988 | RETPUSHUNDEF; |
3989 | #else | |
cea2e8a9 | 3990 | DIE(aTHX_ PL_no_dir_func, "telldir"); |
a0d0e21e LW |
3991 | #endif |
3992 | } | |
3993 | ||
3994 | PP(pp_seekdir) | |
3995 | { | |
a0d0e21e | 3996 | #if defined(HAS_SEEKDIR) || defined(seekdir) |
9cad6237 | 3997 | dSP; |
a0d0e21e LW |
3998 | long along = POPl; |
3999 | GV *gv = (GV*)POPs; | |
4000 | register IO *io = GvIOn(gv); | |
4001 | ||
4002 | if (!io || !IoDIRP(io)) | |
4003 | goto nope; | |
4004 | ||
6ad3d225 | 4005 | (void)PerlDir_seek(IoDIRP(io), along); |
a0d0e21e LW |
4006 | |
4007 | RETPUSHYES; | |
4008 | nope: | |
4009 | if (!errno) | |
93189314 | 4010 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4011 | RETPUSHUNDEF; |
4012 | #else | |
cea2e8a9 | 4013 | DIE(aTHX_ PL_no_dir_func, "seekdir"); |
a0d0e21e LW |
4014 | #endif |
4015 | } | |
4016 | ||
4017 | PP(pp_rewinddir) | |
4018 | { | |
a0d0e21e | 4019 | #if defined(HAS_REWINDDIR) || defined(rewinddir) |
9cad6237 | 4020 | dSP; |
a0d0e21e LW |
4021 | GV *gv = (GV*)POPs; |
4022 | register IO *io = GvIOn(gv); | |
4023 | ||
4024 | if (!io || !IoDIRP(io)) | |
4025 | goto nope; | |
4026 | ||
6ad3d225 | 4027 | (void)PerlDir_rewind(IoDIRP(io)); |
a0d0e21e LW |
4028 | RETPUSHYES; |
4029 | nope: | |
4030 | if (!errno) | |
93189314 | 4031 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4032 | RETPUSHUNDEF; |
4033 | #else | |
cea2e8a9 | 4034 | DIE(aTHX_ PL_no_dir_func, "rewinddir"); |
a0d0e21e LW |
4035 | #endif |
4036 | } | |
4037 | ||
4038 | PP(pp_closedir) | |
4039 | { | |
a0d0e21e | 4040 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 4041 | dSP; |
a0d0e21e LW |
4042 | GV *gv = (GV*)POPs; |
4043 | register IO *io = GvIOn(gv); | |
4044 | ||
4045 | if (!io || !IoDIRP(io)) | |
4046 | goto nope; | |
4047 | ||
4048 | #ifdef VOID_CLOSEDIR | |
6ad3d225 | 4049 | PerlDir_close(IoDIRP(io)); |
a0d0e21e | 4050 | #else |
6ad3d225 | 4051 | if (PerlDir_close(IoDIRP(io)) < 0) { |
748a9306 | 4052 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ |
a0d0e21e | 4053 | goto nope; |
748a9306 | 4054 | } |
a0d0e21e LW |
4055 | #endif |
4056 | IoDIRP(io) = 0; | |
4057 | ||
4058 | RETPUSHYES; | |
4059 | nope: | |
4060 | if (!errno) | |
93189314 | 4061 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
4062 | RETPUSHUNDEF; |
4063 | #else | |
cea2e8a9 | 4064 | DIE(aTHX_ PL_no_dir_func, "closedir"); |
a0d0e21e LW |
4065 | #endif |
4066 | } | |
4067 | ||
4068 | /* Process control. */ | |
4069 | ||
4070 | PP(pp_fork) | |
4071 | { | |
44a8e56a | 4072 | #ifdef HAS_FORK |
39644a26 | 4073 | dSP; dTARGET; |
761237fe | 4074 | Pid_t childpid; |
a0d0e21e LW |
4075 | GV *tmpgv; |
4076 | ||
4077 | EXTEND(SP, 1); | |
45bc9206 | 4078 | PERL_FLUSHALL_FOR_CHILD; |
52e18b1f | 4079 | childpid = PerlProc_fork(); |
a0d0e21e LW |
4080 | if (childpid < 0) |
4081 | RETSETUNDEF; | |
4082 | if (!childpid) { | |
4083 | /*SUPPRESS 560*/ | |
306196c3 MS |
4084 | if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) { |
4085 | SvREADONLY_off(GvSV(tmpgv)); | |
146174a9 | 4086 | sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid()); |
306196c3 MS |
4087 | SvREADONLY_on(GvSV(tmpgv)); |
4088 | } | |
4d76a344 RGS |
4089 | #ifdef THREADS_HAVE_PIDS |
4090 | PL_ppid = (IV)getppid(); | |
4091 | #endif | |
3280af22 | 4092 | hv_clear(PL_pidstatus); /* no kids, so don't wait for 'em */ |
a0d0e21e LW |
4093 | } |
4094 | PUSHi(childpid); | |
4095 | RETURN; | |
4096 | #else | |
146174a9 | 4097 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
39644a26 | 4098 | dSP; dTARGET; |
146174a9 CB |
4099 | Pid_t childpid; |
4100 | ||
4101 | EXTEND(SP, 1); | |
4102 | PERL_FLUSHALL_FOR_CHILD; | |
4103 | childpid = PerlProc_fork(); | |
60fa28ff GS |
4104 | if (childpid == -1) |
4105 | RETSETUNDEF; | |
146174a9 CB |
4106 | PUSHi(childpid); |
4107 | RETURN; | |
4108 | # else | |
0322a713 | 4109 | DIE(aTHX_ PL_no_func, "fork"); |
146174a9 | 4110 | # endif |
a0d0e21e LW |
4111 | #endif |
4112 | } | |
4113 | ||
4114 | PP(pp_wait) | |
4115 | { | |
301e8125 | 4116 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4117 | dSP; dTARGET; |
761237fe | 4118 | Pid_t childpid; |
a0d0e21e | 4119 | int argflags; |
a0d0e21e | 4120 | |
4ffa73a3 JH |
4121 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
4122 | childpid = wait4pid(-1, &argflags, 0); | |
4123 | else { | |
4124 | while ((childpid = wait4pid(-1, &argflags, 0)) == -1 && | |
4125 | errno == EINTR) { | |
4126 | PERL_ASYNC_CHECK(); | |
4127 | } | |
0a0ada86 | 4128 | } |
68a29c53 GS |
4129 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4130 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
4131 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
4132 | # else | |
f86702cc | 4133 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 4134 | # endif |
44a8e56a | 4135 | XPUSHi(childpid); |
a0d0e21e LW |
4136 | RETURN; |
4137 | #else | |
0322a713 | 4138 | DIE(aTHX_ PL_no_func, "wait"); |
a0d0e21e LW |
4139 | #endif |
4140 | } | |
4141 | ||
4142 | PP(pp_waitpid) | |
4143 | { | |
301e8125 | 4144 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4145 | dSP; dTARGET; |
2ec0bfb3 SG |
4146 | Pid_t pid; |
4147 | Pid_t result; | |
a0d0e21e LW |
4148 | int optype; |
4149 | int argflags; | |
a0d0e21e | 4150 | |
a0d0e21e | 4151 | optype = POPi; |
2ec0bfb3 | 4152 | pid = TOPi; |
4ffa73a3 | 4153 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
2ec0bfb3 | 4154 | result = wait4pid(pid, &argflags, optype); |
4ffa73a3 | 4155 | else { |
2ec0bfb3 | 4156 | while ((result = wait4pid(pid, &argflags, optype)) == -1 && |
4ffa73a3 JH |
4157 | errno == EINTR) { |
4158 | PERL_ASYNC_CHECK(); | |
4159 | } | |
0a0ada86 | 4160 | } |
68a29c53 GS |
4161 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4162 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
2ec0bfb3 | 4163 | STATUS_NATIVE_SET((result && result != -1) ? argflags : -1); |
68a29c53 | 4164 | # else |
2ec0bfb3 | 4165 | STATUS_NATIVE_SET((result > 0) ? argflags : -1); |
68a29c53 | 4166 | # endif |
2ec0bfb3 | 4167 | SETi(result); |
a0d0e21e LW |
4168 | RETURN; |
4169 | #else | |
0322a713 | 4170 | DIE(aTHX_ PL_no_func, "waitpid"); |
a0d0e21e LW |
4171 | #endif |
4172 | } | |
4173 | ||
4174 | PP(pp_system) | |
4175 | { | |
39644a26 | 4176 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4177 | I32 value; |
2d8e6c8d | 4178 | STRLEN n_a; |
76ffd3b9 | 4179 | int result; |
a0d0e21e | 4180 | |
bbd7eb8a RD |
4181 | if (PL_tainting) { |
4182 | TAINT_ENV(); | |
4183 | while (++MARK <= SP) { | |
4184 | (void)SvPV_nolen(*MARK); /* stringify for taint check */ | |
5a445156 | 4185 | if (PL_tainted) |
bbd7eb8a RD |
4186 | break; |
4187 | } | |
4188 | MARK = ORIGMARK; | |
5a445156 | 4189 | TAINT_PROPER("system"); |
a0d0e21e | 4190 | } |
45bc9206 | 4191 | PERL_FLUSHALL_FOR_CHILD; |
273b0206 | 4192 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) || defined(PERL_MICRO) |
d7e492a4 | 4193 | { |
eb160463 GS |
4194 | Pid_t childpid; |
4195 | int pp[2]; | |
27da23d5 | 4196 | I32 did_pipes = 0; |
eb160463 GS |
4197 | |
4198 | if (PerlProc_pipe(pp) >= 0) | |
4199 | did_pipes = 1; | |
4200 | while ((childpid = PerlProc_fork()) == -1) { | |
4201 | if (errno != EAGAIN) { | |
4202 | value = -1; | |
4203 | SP = ORIGMARK; | |
4204 | PUSHi(value); | |
4205 | if (did_pipes) { | |
4206 | PerlLIO_close(pp[0]); | |
4207 | PerlLIO_close(pp[1]); | |
4208 | } | |
4209 | RETURN; | |
4210 | } | |
4211 | sleep(5); | |
4212 | } | |
4213 | if (childpid > 0) { | |
4214 | Sigsave_t ihand,qhand; /* place to save signals during system() */ | |
4215 | int status; | |
4216 | ||
4217 | if (did_pipes) | |
4218 | PerlLIO_close(pp[1]); | |
64ca3a65 | 4219 | #ifndef PERL_MICRO |
eb160463 GS |
4220 | rsignal_save(SIGINT, SIG_IGN, &ihand); |
4221 | rsignal_save(SIGQUIT, SIG_IGN, &qhand); | |
64ca3a65 | 4222 | #endif |
eb160463 GS |
4223 | do { |
4224 | result = wait4pid(childpid, &status, 0); | |
4225 | } while (result == -1 && errno == EINTR); | |
64ca3a65 | 4226 | #ifndef PERL_MICRO |
eb160463 GS |
4227 | (void)rsignal_restore(SIGINT, &ihand); |
4228 | (void)rsignal_restore(SIGQUIT, &qhand); | |
4229 | #endif | |
4230 | STATUS_NATIVE_SET(result == -1 ? -1 : status); | |
4231 | do_execfree(); /* free any memory child malloced on fork */ | |
4232 | SP = ORIGMARK; | |
4233 | if (did_pipes) { | |
4234 | int errkid; | |
4235 | int n = 0, n1; | |
4236 | ||
4237 | while (n < sizeof(int)) { | |
4238 | n1 = PerlLIO_read(pp[0], | |
4239 | (void*)(((char*)&errkid)+n), | |
4240 | (sizeof(int)) - n); | |
4241 | if (n1 <= 0) | |
4242 | break; | |
4243 | n += n1; | |
4244 | } | |
4245 | PerlLIO_close(pp[0]); | |
4246 | if (n) { /* Error */ | |
4247 | if (n != sizeof(int)) | |
4248 | DIE(aTHX_ "panic: kid popen errno read"); | |
4249 | errno = errkid; /* Propagate errno from kid */ | |
4250 | STATUS_CURRENT = -1; | |
4251 | } | |
4252 | } | |
4253 | PUSHi(STATUS_CURRENT); | |
4254 | RETURN; | |
4255 | } | |
4256 | if (did_pipes) { | |
4257 | PerlLIO_close(pp[0]); | |
d5a9bfb0 | 4258 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
eb160463 | 4259 | fcntl(pp[1], F_SETFD, FD_CLOEXEC); |
d5a9bfb0 | 4260 | #endif |
eb160463 | 4261 | } |
e0a1f643 JH |
4262 | if (PL_op->op_flags & OPf_STACKED) { |
4263 | SV *really = *++MARK; | |
4264 | value = (I32)do_aexec5(really, MARK, SP, pp[1], did_pipes); | |
4265 | } | |
4266 | else if (SP - MARK != 1) | |
4267 | value = (I32)do_aexec5(Nullsv, MARK, SP, pp[1], did_pipes); | |
4268 | else { | |
4269 | value = (I32)do_exec3(SvPVx(sv_mortalcopy(*SP), n_a), pp[1], did_pipes); | |
4270 | } | |
4271 | PerlProc__exit(-1); | |
d5a9bfb0 | 4272 | } |
c3293030 | 4273 | #else /* ! FORK or VMS or OS/2 */ |
922b1888 GS |
4274 | PL_statusvalue = 0; |
4275 | result = 0; | |
911d147d | 4276 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4277 | SV *really = *++MARK; |
27da23d5 | 4278 | # if defined(WIN32) || defined(OS2) || defined(SYMBIAN) |
54725af6 GS |
4279 | value = (I32)do_aspawn(really, MARK, SP); |
4280 | # else | |
c5be433b | 4281 | value = (I32)do_aspawn(really, (void **)MARK, (void **)SP); |
54725af6 | 4282 | # endif |
a0d0e21e | 4283 | } |
54725af6 | 4284 | else if (SP - MARK != 1) { |
27da23d5 | 4285 | # if defined(WIN32) || defined(OS2) || defined(SYMBIAN) |
54725af6 GS |
4286 | value = (I32)do_aspawn(Nullsv, MARK, SP); |
4287 | # else | |
c5be433b | 4288 | value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP); |
54725af6 GS |
4289 | # endif |
4290 | } | |
a0d0e21e | 4291 | else { |
c5be433b | 4292 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4293 | } |
922b1888 GS |
4294 | if (PL_statusvalue == -1) /* hint that value must be returned as is */ |
4295 | result = 1; | |
f86702cc | 4296 | STATUS_NATIVE_SET(value); |
a0d0e21e LW |
4297 | do_execfree(); |
4298 | SP = ORIGMARK; | |
922b1888 | 4299 | PUSHi(result ? value : STATUS_CURRENT); |
a0d0e21e LW |
4300 | #endif /* !FORK or VMS */ |
4301 | RETURN; | |
4302 | } | |
4303 | ||
4304 | PP(pp_exec) | |
4305 | { | |
39644a26 | 4306 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4307 | I32 value; |
2d8e6c8d | 4308 | STRLEN n_a; |
a0d0e21e | 4309 | |
bbd7eb8a RD |
4310 | if (PL_tainting) { |
4311 | TAINT_ENV(); | |
4312 | while (++MARK <= SP) { | |
4313 | (void)SvPV_nolen(*MARK); /* stringify for taint check */ | |
5a445156 | 4314 | if (PL_tainted) |
bbd7eb8a RD |
4315 | break; |
4316 | } | |
4317 | MARK = ORIGMARK; | |
5a445156 | 4318 | TAINT_PROPER("exec"); |
bbd7eb8a | 4319 | } |
45bc9206 | 4320 | PERL_FLUSHALL_FOR_CHILD; |
533c011a | 4321 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e LW |
4322 | SV *really = *++MARK; |
4323 | value = (I32)do_aexec(really, MARK, SP); | |
4324 | } | |
4325 | else if (SP - MARK != 1) | |
4326 | #ifdef VMS | |
4327 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
4328 | #else | |
092bebab JH |
4329 | # ifdef __OPEN_VM |
4330 | { | |
c5be433b | 4331 | (void ) do_aspawn(Nullsv, MARK, SP); |
092bebab JH |
4332 | value = 0; |
4333 | } | |
4334 | # else | |
a0d0e21e | 4335 | value = (I32)do_aexec(Nullsv, MARK, SP); |
092bebab | 4336 | # endif |
a0d0e21e LW |
4337 | #endif |
4338 | else { | |
a0d0e21e | 4339 | #ifdef VMS |
2d8e6c8d | 4340 | value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4341 | #else |
092bebab | 4342 | # ifdef __OPEN_VM |
c5be433b | 4343 | (void) do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab JH |
4344 | value = 0; |
4345 | # else | |
2d8e6c8d | 4346 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab | 4347 | # endif |
a0d0e21e LW |
4348 | #endif |
4349 | } | |
146174a9 | 4350 | |
a0d0e21e LW |
4351 | SP = ORIGMARK; |
4352 | PUSHi(value); | |
4353 | RETURN; | |
4354 | } | |
4355 | ||
4356 | PP(pp_kill) | |
4357 | { | |
9cad6237 | 4358 | #ifdef HAS_KILL |
39644a26 | 4359 | dSP; dMARK; dTARGET; |
a0d0e21e | 4360 | I32 value; |
533c011a | 4361 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4362 | SP = MARK; |
4363 | PUSHi(value); | |
4364 | RETURN; | |
4365 | #else | |
0322a713 | 4366 | DIE(aTHX_ PL_no_func, "kill"); |
a0d0e21e LW |
4367 | #endif |
4368 | } | |
4369 | ||
4370 | PP(pp_getppid) | |
4371 | { | |
4372 | #ifdef HAS_GETPPID | |
39644a26 | 4373 | dSP; dTARGET; |
4d76a344 | 4374 | # ifdef THREADS_HAVE_PIDS |
e39f92a7 RGS |
4375 | if (PL_ppid != 1 && getppid() == 1) |
4376 | /* maybe the parent process has died. Refresh ppid cache */ | |
4377 | PL_ppid = 1; | |
4d76a344 RGS |
4378 | XPUSHi( PL_ppid ); |
4379 | # else | |
a0d0e21e | 4380 | XPUSHi( getppid() ); |
4d76a344 | 4381 | # endif |
a0d0e21e LW |
4382 | RETURN; |
4383 | #else | |
cea2e8a9 | 4384 | DIE(aTHX_ PL_no_func, "getppid"); |
a0d0e21e LW |
4385 | #endif |
4386 | } | |
4387 | ||
4388 | PP(pp_getpgrp) | |
4389 | { | |
4390 | #ifdef HAS_GETPGRP | |
39644a26 | 4391 | dSP; dTARGET; |
d8a83dd3 | 4392 | Pid_t pid; |
9853a804 | 4393 | Pid_t pgrp; |
a0d0e21e LW |
4394 | |
4395 | if (MAXARG < 1) | |
4396 | pid = 0; | |
4397 | else | |
4398 | pid = SvIVx(POPs); | |
c3293030 | 4399 | #ifdef BSD_GETPGRP |
9853a804 | 4400 | pgrp = (I32)BSD_GETPGRP(pid); |
a0d0e21e | 4401 | #else |
146174a9 | 4402 | if (pid != 0 && pid != PerlProc_getpid()) |
cea2e8a9 | 4403 | DIE(aTHX_ "POSIX getpgrp can't take an argument"); |
9853a804 | 4404 | pgrp = getpgrp(); |
a0d0e21e | 4405 | #endif |
9853a804 | 4406 | XPUSHi(pgrp); |
a0d0e21e LW |
4407 | RETURN; |
4408 | #else | |
cea2e8a9 | 4409 | DIE(aTHX_ PL_no_func, "getpgrp()"); |
a0d0e21e LW |
4410 | #endif |
4411 | } | |
4412 | ||
4413 | PP(pp_setpgrp) | |
4414 | { | |
4415 | #ifdef HAS_SETPGRP | |
39644a26 | 4416 | dSP; dTARGET; |
d8a83dd3 JH |
4417 | Pid_t pgrp; |
4418 | Pid_t pid; | |
a0d0e21e LW |
4419 | if (MAXARG < 2) { |
4420 | pgrp = 0; | |
4421 | pid = 0; | |
4422 | } | |
4423 | else { | |
4424 | pgrp = POPi; | |
4425 | pid = TOPi; | |
4426 | } | |
4427 | ||
4428 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
4429 | #ifdef BSD_SETPGRP |
4430 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e | 4431 | #else |
146174a9 CB |
4432 | if ((pgrp != 0 && pgrp != PerlProc_getpid()) |
4433 | || (pid != 0 && pid != PerlProc_getpid())) | |
4434 | { | |
4435 | DIE(aTHX_ "setpgrp can't take arguments"); | |
4436 | } | |
a0d0e21e LW |
4437 | SETi( setpgrp() >= 0 ); |
4438 | #endif /* USE_BSDPGRP */ | |
4439 | RETURN; | |
4440 | #else | |
cea2e8a9 | 4441 | DIE(aTHX_ PL_no_func, "setpgrp()"); |
a0d0e21e LW |
4442 | #endif |
4443 | } | |
4444 | ||
4445 | PP(pp_getpriority) | |
4446 | { | |
a0d0e21e | 4447 | #ifdef HAS_GETPRIORITY |
9cad6237 | 4448 | dSP; dTARGET; |
d05c1ba0 JH |
4449 | int who = POPi; |
4450 | int which = TOPi; | |
a0d0e21e LW |
4451 | SETi( getpriority(which, who) ); |
4452 | RETURN; | |
4453 | #else | |
cea2e8a9 | 4454 | DIE(aTHX_ PL_no_func, "getpriority()"); |
a0d0e21e LW |
4455 | #endif |
4456 | } | |
4457 | ||
4458 | PP(pp_setpriority) | |
4459 | { | |
a0d0e21e | 4460 | #ifdef HAS_SETPRIORITY |
9cad6237 | 4461 | dSP; dTARGET; |
d05c1ba0 JH |
4462 | int niceval = POPi; |
4463 | int who = POPi; | |
4464 | int which = TOPi; | |
a0d0e21e LW |
4465 | TAINT_PROPER("setpriority"); |
4466 | SETi( setpriority(which, who, niceval) >= 0 ); | |
4467 | RETURN; | |
4468 | #else | |
cea2e8a9 | 4469 | DIE(aTHX_ PL_no_func, "setpriority()"); |
a0d0e21e LW |
4470 | #endif |
4471 | } | |
4472 | ||
4473 | /* Time calls. */ | |
4474 | ||
4475 | PP(pp_time) | |
4476 | { | |
39644a26 | 4477 | dSP; dTARGET; |
cbdc8872 | 4478 | #ifdef BIG_TIME |
4479 | XPUSHn( time(Null(Time_t*)) ); | |
4480 | #else | |
a0d0e21e | 4481 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 4482 | #endif |
a0d0e21e LW |
4483 | RETURN; |
4484 | } | |
4485 | ||
a0d0e21e LW |
4486 | PP(pp_tms) |
4487 | { | |
9cad6237 | 4488 | #ifdef HAS_TIMES |
39644a26 | 4489 | dSP; |
a0d0e21e | 4490 | EXTEND(SP, 4); |
a0d0e21e | 4491 | #ifndef VMS |
3280af22 | 4492 | (void)PerlProc_times(&PL_timesbuf); |
a0d0e21e | 4493 | #else |
6b88bc9c | 4494 | (void)PerlProc_times((tbuffer_t *)&PL_timesbuf); /* time.h uses different name for */ |
76e3520e GS |
4495 | /* struct tms, though same data */ |
4496 | /* is returned. */ | |
a0d0e21e LW |
4497 | #endif |
4498 | ||
5311654c | 4499 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_utime)/(NV)PL_clocktick))); |
a0d0e21e | 4500 | if (GIMME == G_ARRAY) { |
5311654c JH |
4501 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_stime)/(NV)PL_clocktick))); |
4502 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cutime)/(NV)PL_clocktick))); | |
4503 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/(NV)PL_clocktick))); | |
a0d0e21e LW |
4504 | } |
4505 | RETURN; | |
9cad6237 | 4506 | #else |
2f42fcb0 JH |
4507 | # ifdef PERL_MICRO |
4508 | dSP; | |
4509 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4510 | EXTEND(SP, 4); | |
4511 | if (GIMME == G_ARRAY) { | |
4512 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4513 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4514 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4515 | } | |
4516 | RETURN; | |
4517 | # else | |
9cad6237 | 4518 | DIE(aTHX_ "times not implemented"); |
2f42fcb0 | 4519 | # endif |
55497cff | 4520 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
4521 | } |
4522 | ||
4523 | PP(pp_localtime) | |
4524 | { | |
cea2e8a9 | 4525 | return pp_gmtime(); |
a0d0e21e LW |
4526 | } |
4527 | ||
4528 | PP(pp_gmtime) | |
4529 | { | |
39644a26 | 4530 | dSP; |
a0d0e21e | 4531 | Time_t when; |
bfed75c6 | 4532 | const struct tm *tmbuf; |
27da23d5 JH |
4533 | static const char * const dayname[] = |
4534 | {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
4535 | static const char * const monname[] = | |
4536 | {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
4537 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
a0d0e21e LW |
4538 | |
4539 | if (MAXARG < 1) | |
4540 | (void)time(&when); | |
4541 | else | |
cbdc8872 | 4542 | #ifdef BIG_TIME |
4543 | when = (Time_t)SvNVx(POPs); | |
4544 | #else | |
a0d0e21e | 4545 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 4546 | #endif |
a0d0e21e | 4547 | |
533c011a | 4548 | if (PL_op->op_type == OP_LOCALTIME) |
a0d0e21e LW |
4549 | tmbuf = localtime(&when); |
4550 | else | |
4551 | tmbuf = gmtime(&when); | |
4552 | ||
a0d0e21e | 4553 | if (GIMME != G_ARRAY) { |
46fc3d4c | 4554 | SV *tsv; |
9a5ff6d9 AB |
4555 | EXTEND(SP, 1); |
4556 | EXTEND_MORTAL(1); | |
a0d0e21e LW |
4557 | if (!tmbuf) |
4558 | RETPUSHUNDEF; | |
be28567c | 4559 | tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d", |
f5a29b03 RB |
4560 | dayname[tmbuf->tm_wday], |
4561 | monname[tmbuf->tm_mon], | |
be28567c GS |
4562 | tmbuf->tm_mday, |
4563 | tmbuf->tm_hour, | |
4564 | tmbuf->tm_min, | |
4565 | tmbuf->tm_sec, | |
4566 | tmbuf->tm_year + 1900); | |
46fc3d4c | 4567 | PUSHs(sv_2mortal(tsv)); |
a0d0e21e LW |
4568 | } |
4569 | else if (tmbuf) { | |
9a5ff6d9 AB |
4570 | EXTEND(SP, 9); |
4571 | EXTEND_MORTAL(9); | |
4572 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); | |
c6419e06 JH |
4573 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_min))); |
4574 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour))); | |
4575 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday))); | |
4576 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mon))); | |
4577 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_year))); | |
4578 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_wday))); | |
4579 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_yday))); | |
4580 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_isdst))); | |
a0d0e21e LW |
4581 | } |
4582 | RETURN; | |
4583 | } | |
4584 | ||
4585 | PP(pp_alarm) | |
4586 | { | |
9cad6237 | 4587 | #ifdef HAS_ALARM |
39644a26 | 4588 | dSP; dTARGET; |
a0d0e21e | 4589 | int anum; |
a0d0e21e LW |
4590 | anum = POPi; |
4591 | anum = alarm((unsigned int)anum); | |
4592 | EXTEND(SP, 1); | |
4593 | if (anum < 0) | |
4594 | RETPUSHUNDEF; | |
c6419e06 | 4595 | PUSHi(anum); |
a0d0e21e LW |
4596 | RETURN; |
4597 | #else | |
0322a713 | 4598 | DIE(aTHX_ PL_no_func, "alarm"); |
a0d0e21e LW |
4599 | #endif |
4600 | } | |
4601 | ||
4602 | PP(pp_sleep) | |
4603 | { | |
39644a26 | 4604 | dSP; dTARGET; |
a0d0e21e LW |
4605 | I32 duration; |
4606 | Time_t lasttime; | |
4607 | Time_t when; | |
4608 | ||
4609 | (void)time(&lasttime); | |
4610 | if (MAXARG < 1) | |
76e3520e | 4611 | PerlProc_pause(); |
a0d0e21e LW |
4612 | else { |
4613 | duration = POPi; | |
76e3520e | 4614 | PerlProc_sleep((unsigned int)duration); |
a0d0e21e LW |
4615 | } |
4616 | (void)time(&when); | |
4617 | XPUSHi(when - lasttime); | |
4618 | RETURN; | |
4619 | } | |
4620 | ||
4621 | /* Shared memory. */ | |
4622 | ||
4623 | PP(pp_shmget) | |
4624 | { | |
cea2e8a9 | 4625 | return pp_semget(); |
a0d0e21e LW |
4626 | } |
4627 | ||
4628 | PP(pp_shmctl) | |
4629 | { | |
cea2e8a9 | 4630 | return pp_semctl(); |
a0d0e21e LW |
4631 | } |
4632 | ||
4633 | PP(pp_shmread) | |
4634 | { | |
cea2e8a9 | 4635 | return pp_shmwrite(); |
a0d0e21e LW |
4636 | } |
4637 | ||
4638 | PP(pp_shmwrite) | |
4639 | { | |
4640 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4641 | dSP; dMARK; dTARGET; |
533c011a | 4642 | I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0); |
a0d0e21e LW |
4643 | SP = MARK; |
4644 | PUSHi(value); | |
4645 | RETURN; | |
4646 | #else | |
cea2e8a9 | 4647 | return pp_semget(); |
a0d0e21e LW |
4648 | #endif |
4649 | } | |
4650 | ||
4651 | /* Message passing. */ | |
4652 | ||
4653 | PP(pp_msgget) | |
4654 | { | |
cea2e8a9 | 4655 | return pp_semget(); |
a0d0e21e LW |
4656 | } |
4657 | ||
4658 | PP(pp_msgctl) | |
4659 | { | |
cea2e8a9 | 4660 | return pp_semctl(); |
a0d0e21e LW |
4661 | } |
4662 | ||
4663 | PP(pp_msgsnd) | |
4664 | { | |
4665 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4666 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4667 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); |
4668 | SP = MARK; | |
4669 | PUSHi(value); | |
4670 | RETURN; | |
4671 | #else | |
cea2e8a9 | 4672 | return pp_semget(); |
a0d0e21e LW |
4673 | #endif |
4674 | } | |
4675 | ||
4676 | PP(pp_msgrcv) | |
4677 | { | |
4678 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4679 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4680 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); |
4681 | SP = MARK; | |
4682 | PUSHi(value); | |
4683 | RETURN; | |
4684 | #else | |
cea2e8a9 | 4685 | return pp_semget(); |
a0d0e21e LW |
4686 | #endif |
4687 | } | |
4688 | ||
4689 | /* Semaphores. */ | |
4690 | ||
4691 | PP(pp_semget) | |
4692 | { | |
4693 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4694 | dSP; dMARK; dTARGET; |
533c011a | 4695 | int anum = do_ipcget(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4696 | SP = MARK; |
4697 | if (anum == -1) | |
4698 | RETPUSHUNDEF; | |
4699 | PUSHi(anum); | |
4700 | RETURN; | |
4701 | #else | |
cea2e8a9 | 4702 | DIE(aTHX_ "System V IPC is not implemented on this machine"); |
a0d0e21e LW |
4703 | #endif |
4704 | } | |
4705 | ||
4706 | PP(pp_semctl) | |
4707 | { | |
4708 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4709 | dSP; dMARK; dTARGET; |
533c011a | 4710 | int anum = do_ipcctl(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4711 | SP = MARK; |
4712 | if (anum == -1) | |
4713 | RETSETUNDEF; | |
4714 | if (anum != 0) { | |
4715 | PUSHi(anum); | |
4716 | } | |
4717 | else { | |
8903cb82 | 4718 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
4719 | } |
4720 | RETURN; | |
4721 | #else | |
cea2e8a9 | 4722 | return pp_semget(); |
a0d0e21e LW |
4723 | #endif |
4724 | } | |
4725 | ||
4726 | PP(pp_semop) | |
4727 | { | |
4728 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4729 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4730 | I32 value = (I32)(do_semop(MARK, SP) >= 0); |
4731 | SP = MARK; | |
4732 | PUSHi(value); | |
4733 | RETURN; | |
4734 | #else | |
cea2e8a9 | 4735 | return pp_semget(); |
a0d0e21e LW |
4736 | #endif |
4737 | } | |
4738 | ||
4739 | /* Get system info. */ | |
4740 | ||
4741 | PP(pp_ghbyname) | |
4742 | { | |
693762b4 | 4743 | #ifdef HAS_GETHOSTBYNAME |
cea2e8a9 | 4744 | return pp_ghostent(); |
a0d0e21e | 4745 | #else |
cea2e8a9 | 4746 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
a0d0e21e LW |
4747 | #endif |
4748 | } | |
4749 | ||
4750 | PP(pp_ghbyaddr) | |
4751 | { | |
693762b4 | 4752 | #ifdef HAS_GETHOSTBYADDR |
cea2e8a9 | 4753 | return pp_ghostent(); |
a0d0e21e | 4754 | #else |
cea2e8a9 | 4755 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
a0d0e21e LW |
4756 | #endif |
4757 | } | |
4758 | ||
4759 | PP(pp_ghostent) | |
4760 | { | |
693762b4 | 4761 | #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT) |
9cad6237 | 4762 | dSP; |
533c011a | 4763 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4764 | register char **elem; |
4765 | register SV *sv; | |
dc45a647 | 4766 | #ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4767 | struct hostent *gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int); |
4768 | struct hostent *gethostbyname(Netdb_name_t); | |
4769 | struct hostent *gethostent(void); | |
a0d0e21e LW |
4770 | #endif |
4771 | struct hostent *hent; | |
4772 | unsigned long len; | |
2d8e6c8d | 4773 | STRLEN n_a; |
a0d0e21e LW |
4774 | |
4775 | EXTEND(SP, 10); | |
edd309b7 | 4776 | if (which == OP_GHBYNAME) { |
dc45a647 | 4777 | #ifdef HAS_GETHOSTBYNAME |
edd309b7 JH |
4778 | char* name = POPpbytex; |
4779 | hent = PerlSock_gethostbyname(name); | |
dc45a647 | 4780 | #else |
cea2e8a9 | 4781 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
dc45a647 | 4782 | #endif |
edd309b7 | 4783 | } |
a0d0e21e | 4784 | else if (which == OP_GHBYADDR) { |
dc45a647 | 4785 | #ifdef HAS_GETHOSTBYADDR |
a0d0e21e | 4786 | int addrtype = POPi; |
748a9306 | 4787 | SV *addrsv = POPs; |
a0d0e21e | 4788 | STRLEN addrlen; |
595ae481 | 4789 | Netdb_host_t addr = (Netdb_host_t) SvPVbyte(addrsv, addrlen); |
a0d0e21e | 4790 | |
4599a1de | 4791 | hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype); |
dc45a647 | 4792 | #else |
cea2e8a9 | 4793 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
dc45a647 | 4794 | #endif |
a0d0e21e LW |
4795 | } |
4796 | else | |
4797 | #ifdef HAS_GETHOSTENT | |
6ad3d225 | 4798 | hent = PerlSock_gethostent(); |
a0d0e21e | 4799 | #else |
cea2e8a9 | 4800 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4801 | #endif |
4802 | ||
4803 | #ifdef HOST_NOT_FOUND | |
10bc17b6 JH |
4804 | if (!hent) { |
4805 | #ifdef USE_REENTRANT_API | |
4806 | # ifdef USE_GETHOSTENT_ERRNO | |
4807 | h_errno = PL_reentrant_buffer->_gethostent_errno; | |
4808 | # endif | |
4809 | #endif | |
4810 | STATUS_NATIVE_SET(h_errno); | |
4811 | } | |
a0d0e21e LW |
4812 | #endif |
4813 | ||
4814 | if (GIMME != G_ARRAY) { | |
4815 | PUSHs(sv = sv_newmortal()); | |
4816 | if (hent) { | |
4817 | if (which == OP_GHBYNAME) { | |
fd0af264 | 4818 | if (hent->h_addr) |
4819 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
4820 | } |
4821 | else | |
4822 | sv_setpv(sv, (char*)hent->h_name); | |
4823 | } | |
4824 | RETURN; | |
4825 | } | |
4826 | ||
4827 | if (hent) { | |
3280af22 | 4828 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4829 | sv_setpv(sv, (char*)hent->h_name); |
3280af22 | 4830 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4831 | for (elem = hent->h_aliases; elem && *elem; elem++) { |
4832 | sv_catpv(sv, *elem); | |
4833 | if (elem[1]) | |
4834 | sv_catpvn(sv, " ", 1); | |
4835 | } | |
3280af22 | 4836 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4837 | sv_setiv(sv, (IV)hent->h_addrtype); |
3280af22 | 4838 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4839 | len = hent->h_length; |
1e422769 | 4840 | sv_setiv(sv, (IV)len); |
a0d0e21e LW |
4841 | #ifdef h_addr |
4842 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3280af22 | 4843 | XPUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4844 | sv_setpvn(sv, *elem, len); |
4845 | } | |
4846 | #else | |
6b88bc9c | 4847 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
fd0af264 | 4848 | if (hent->h_addr) |
4849 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
4850 | #endif /* h_addr */ |
4851 | } | |
4852 | RETURN; | |
4853 | #else | |
cea2e8a9 | 4854 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4855 | #endif |
4856 | } | |
4857 | ||
4858 | PP(pp_gnbyname) | |
4859 | { | |
693762b4 | 4860 | #ifdef HAS_GETNETBYNAME |
cea2e8a9 | 4861 | return pp_gnetent(); |
a0d0e21e | 4862 | #else |
cea2e8a9 | 4863 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
a0d0e21e LW |
4864 | #endif |
4865 | } | |
4866 | ||
4867 | PP(pp_gnbyaddr) | |
4868 | { | |
693762b4 | 4869 | #ifdef HAS_GETNETBYADDR |
cea2e8a9 | 4870 | return pp_gnetent(); |
a0d0e21e | 4871 | #else |
cea2e8a9 | 4872 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
a0d0e21e LW |
4873 | #endif |
4874 | } | |
4875 | ||
4876 | PP(pp_gnetent) | |
4877 | { | |
693762b4 | 4878 | #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT) |
9cad6237 | 4879 | dSP; |
533c011a | 4880 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4881 | register char **elem; |
4882 | register SV *sv; | |
dc45a647 | 4883 | #ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4884 | struct netent *getnetbyaddr(Netdb_net_t, int); |
4885 | struct netent *getnetbyname(Netdb_name_t); | |
4886 | struct netent *getnetent(void); | |
8ac85365 | 4887 | #endif |
a0d0e21e | 4888 | struct netent *nent; |
2d8e6c8d | 4889 | STRLEN n_a; |
a0d0e21e | 4890 | |
edd309b7 | 4891 | if (which == OP_GNBYNAME){ |
dc45a647 | 4892 | #ifdef HAS_GETNETBYNAME |
edd309b7 JH |
4893 | char *name = POPpbytex; |
4894 | nent = PerlSock_getnetbyname(name); | |
dc45a647 | 4895 | #else |
cea2e8a9 | 4896 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
dc45a647 | 4897 | #endif |
edd309b7 | 4898 | } |
a0d0e21e | 4899 | else if (which == OP_GNBYADDR) { |
dc45a647 | 4900 | #ifdef HAS_GETNETBYADDR |
a0d0e21e | 4901 | int addrtype = POPi; |
3bb7c1b4 | 4902 | Netdb_net_t addr = (Netdb_net_t) (U32)POPu; |
76e3520e | 4903 | nent = PerlSock_getnetbyaddr(addr, addrtype); |
dc45a647 | 4904 | #else |
cea2e8a9 | 4905 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
dc45a647 | 4906 | #endif |
a0d0e21e LW |
4907 | } |
4908 | else | |
dc45a647 | 4909 | #ifdef HAS_GETNETENT |
76e3520e | 4910 | nent = PerlSock_getnetent(); |
dc45a647 | 4911 | #else |
cea2e8a9 | 4912 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
dc45a647 | 4913 | #endif |
a0d0e21e | 4914 | |
10bc17b6 JH |
4915 | #ifdef HOST_NOT_FOUND |
4916 | if (!nent) { | |
4917 | #ifdef USE_REENTRANT_API | |
4918 | # ifdef USE_GETNETENT_ERRNO | |
4919 | h_errno = PL_reentrant_buffer->_getnetent_errno; | |
4920 | # endif | |
4921 | #endif | |
4922 | STATUS_NATIVE_SET(h_errno); | |
4923 | } | |
4924 | #endif | |
4925 | ||
a0d0e21e LW |
4926 | EXTEND(SP, 4); |
4927 | if (GIMME != G_ARRAY) { | |
4928 | PUSHs(sv = sv_newmortal()); | |
4929 | if (nent) { | |
4930 | if (which == OP_GNBYNAME) | |
1e422769 | 4931 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4932 | else |
4933 | sv_setpv(sv, nent->n_name); | |
4934 | } | |
4935 | RETURN; | |
4936 | } | |
4937 | ||
4938 | if (nent) { | |
3280af22 | 4939 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4940 | sv_setpv(sv, nent->n_name); |
3280af22 | 4941 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4942 | for (elem = nent->n_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4943 | sv_catpv(sv, *elem); |
4944 | if (elem[1]) | |
4945 | sv_catpvn(sv, " ", 1); | |
4946 | } | |
3280af22 | 4947 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4948 | sv_setiv(sv, (IV)nent->n_addrtype); |
3280af22 | 4949 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4950 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4951 | } |
4952 | ||
4953 | RETURN; | |
4954 | #else | |
cea2e8a9 | 4955 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
a0d0e21e LW |
4956 | #endif |
4957 | } | |
4958 | ||
4959 | PP(pp_gpbyname) | |
4960 | { | |
693762b4 | 4961 | #ifdef HAS_GETPROTOBYNAME |
cea2e8a9 | 4962 | return pp_gprotoent(); |
a0d0e21e | 4963 | #else |
cea2e8a9 | 4964 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
a0d0e21e LW |
4965 | #endif |
4966 | } | |
4967 | ||
4968 | PP(pp_gpbynumber) | |
4969 | { | |
693762b4 | 4970 | #ifdef HAS_GETPROTOBYNUMBER |
cea2e8a9 | 4971 | return pp_gprotoent(); |
a0d0e21e | 4972 | #else |
cea2e8a9 | 4973 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
a0d0e21e LW |
4974 | #endif |
4975 | } | |
4976 | ||
4977 | PP(pp_gprotoent) | |
4978 | { | |
693762b4 | 4979 | #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT) |
9cad6237 | 4980 | dSP; |
533c011a | 4981 | I32 which = PL_op->op_type; |
a0d0e21e | 4982 | register char **elem; |
301e8125 | 4983 | register SV *sv; |
dc45a647 | 4984 | #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4985 | struct protoent *getprotobyname(Netdb_name_t); |
4986 | struct protoent *getprotobynumber(int); | |
4987 | struct protoent *getprotoent(void); | |
8ac85365 | 4988 | #endif |
a0d0e21e | 4989 | struct protoent *pent; |
2d8e6c8d | 4990 | STRLEN n_a; |
a0d0e21e | 4991 | |
edd309b7 | 4992 | if (which == OP_GPBYNAME) { |
e5c9fcd0 | 4993 | #ifdef HAS_GETPROTOBYNAME |
edd309b7 JH |
4994 | char* name = POPpbytex; |
4995 | pent = PerlSock_getprotobyname(name); | |
e5c9fcd0 | 4996 | #else |
cea2e8a9 | 4997 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
e5c9fcd0 | 4998 | #endif |
edd309b7 JH |
4999 | } |
5000 | else if (which == OP_GPBYNUMBER) { | |
e5c9fcd0 | 5001 | #ifdef HAS_GETPROTOBYNUMBER |
edd309b7 JH |
5002 | int number = POPi; |
5003 | pent = PerlSock_getprotobynumber(number); | |
e5c9fcd0 | 5004 | #else |
edd309b7 | 5005 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
e5c9fcd0 | 5006 | #endif |
edd309b7 | 5007 | } |
a0d0e21e | 5008 | else |
e5c9fcd0 | 5009 | #ifdef HAS_GETPROTOENT |
6ad3d225 | 5010 | pent = PerlSock_getprotoent(); |
e5c9fcd0 | 5011 | #else |
cea2e8a9 | 5012 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
e5c9fcd0 | 5013 | #endif |
a0d0e21e LW |
5014 | |
5015 | EXTEND(SP, 3); | |
5016 | if (GIMME != G_ARRAY) { | |
5017 | PUSHs(sv = sv_newmortal()); | |
5018 | if (pent) { | |
5019 | if (which == OP_GPBYNAME) | |
1e422769 | 5020 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
5021 | else |
5022 | sv_setpv(sv, pent->p_name); | |
5023 | } | |
5024 | RETURN; | |
5025 | } | |
5026 | ||
5027 | if (pent) { | |
3280af22 | 5028 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5029 | sv_setpv(sv, pent->p_name); |
3280af22 | 5030 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5031 | for (elem = pent->p_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5032 | sv_catpv(sv, *elem); |
5033 | if (elem[1]) | |
5034 | sv_catpvn(sv, " ", 1); | |
5035 | } | |
3280af22 | 5036 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5037 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
5038 | } |
5039 | ||
5040 | RETURN; | |
5041 | #else | |
cea2e8a9 | 5042 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
a0d0e21e LW |
5043 | #endif |
5044 | } | |
5045 | ||
5046 | PP(pp_gsbyname) | |
5047 | { | |
9ec75305 | 5048 | #ifdef HAS_GETSERVBYNAME |
cea2e8a9 | 5049 | return pp_gservent(); |
a0d0e21e | 5050 | #else |
cea2e8a9 | 5051 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
a0d0e21e LW |
5052 | #endif |
5053 | } | |
5054 | ||
5055 | PP(pp_gsbyport) | |
5056 | { | |
9ec75305 | 5057 | #ifdef HAS_GETSERVBYPORT |
cea2e8a9 | 5058 | return pp_gservent(); |
a0d0e21e | 5059 | #else |
cea2e8a9 | 5060 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
a0d0e21e LW |
5061 | #endif |
5062 | } | |
5063 | ||
5064 | PP(pp_gservent) | |
5065 | { | |
693762b4 | 5066 | #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT) |
9cad6237 | 5067 | dSP; |
533c011a | 5068 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5069 | register char **elem; |
5070 | register SV *sv; | |
dc45a647 | 5071 | #ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
5072 | struct servent *getservbyname(Netdb_name_t, Netdb_name_t); |
5073 | struct servent *getservbyport(int, Netdb_name_t); | |
5074 | struct servent *getservent(void); | |
8ac85365 | 5075 | #endif |
a0d0e21e | 5076 | struct servent *sent; |
2d8e6c8d | 5077 | STRLEN n_a; |
a0d0e21e LW |
5078 | |
5079 | if (which == OP_GSBYNAME) { | |
dc45a647 | 5080 | #ifdef HAS_GETSERVBYNAME |
42e0c139 AP |
5081 | char *proto = POPpbytex; |
5082 | char *name = POPpbytex; | |
a0d0e21e LW |
5083 | |
5084 | if (proto && !*proto) | |
5085 | proto = Nullch; | |
5086 | ||
6ad3d225 | 5087 | sent = PerlSock_getservbyname(name, proto); |
dc45a647 | 5088 | #else |
cea2e8a9 | 5089 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
dc45a647 | 5090 | #endif |
a0d0e21e LW |
5091 | } |
5092 | else if (which == OP_GSBYPORT) { | |
dc45a647 | 5093 | #ifdef HAS_GETSERVBYPORT |
42e0c139 | 5094 | char *proto = POPpbytex; |
eb160463 | 5095 | unsigned short port = (unsigned short)POPu; |
a0d0e21e | 5096 | |
2b872cca SR |
5097 | if (proto && !*proto) |
5098 | proto = Nullch; | |
5099 | ||
36477c24 | 5100 | #ifdef HAS_HTONS |
6ad3d225 | 5101 | port = PerlSock_htons(port); |
36477c24 | 5102 | #endif |
6ad3d225 | 5103 | sent = PerlSock_getservbyport(port, proto); |
dc45a647 | 5104 | #else |
cea2e8a9 | 5105 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
dc45a647 | 5106 | #endif |
a0d0e21e LW |
5107 | } |
5108 | else | |
e5c9fcd0 | 5109 | #ifdef HAS_GETSERVENT |
6ad3d225 | 5110 | sent = PerlSock_getservent(); |
e5c9fcd0 | 5111 | #else |
cea2e8a9 | 5112 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
e5c9fcd0 | 5113 | #endif |
a0d0e21e LW |
5114 | |
5115 | EXTEND(SP, 4); | |
5116 | if (GIMME != G_ARRAY) { | |
5117 | PUSHs(sv = sv_newmortal()); | |
5118 | if (sent) { | |
5119 | if (which == OP_GSBYNAME) { | |
5120 | #ifdef HAS_NTOHS | |
6ad3d225 | 5121 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5122 | #else |
1e422769 | 5123 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e LW |
5124 | #endif |
5125 | } | |
5126 | else | |
5127 | sv_setpv(sv, sent->s_name); | |
5128 | } | |
5129 | RETURN; | |
5130 | } | |
5131 | ||
5132 | if (sent) { | |
3280af22 | 5133 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5134 | sv_setpv(sv, sent->s_name); |
3280af22 | 5135 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5136 | for (elem = sent->s_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5137 | sv_catpv(sv, *elem); |
5138 | if (elem[1]) | |
5139 | sv_catpvn(sv, " ", 1); | |
5140 | } | |
3280af22 | 5141 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5142 | #ifdef HAS_NTOHS |
76e3520e | 5143 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5144 | #else |
1e422769 | 5145 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e | 5146 | #endif |
3280af22 | 5147 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
5148 | sv_setpv(sv, sent->s_proto); |
5149 | } | |
5150 | ||
5151 | RETURN; | |
5152 | #else | |
cea2e8a9 | 5153 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
a0d0e21e LW |
5154 | #endif |
5155 | } | |
5156 | ||
5157 | PP(pp_shostent) | |
5158 | { | |
693762b4 | 5159 | #ifdef HAS_SETHOSTENT |
9cad6237 | 5160 | dSP; |
76e3520e | 5161 | PerlSock_sethostent(TOPi); |
a0d0e21e LW |
5162 | RETSETYES; |
5163 | #else | |
cea2e8a9 | 5164 | DIE(aTHX_ PL_no_sock_func, "sethostent"); |
a0d0e21e LW |
5165 | #endif |
5166 | } | |
5167 | ||
5168 | PP(pp_snetent) | |
5169 | { | |
693762b4 | 5170 | #ifdef HAS_SETNETENT |
9cad6237 | 5171 | dSP; |
76e3520e | 5172 | PerlSock_setnetent(TOPi); |
a0d0e21e LW |
5173 | RETSETYES; |
5174 | #else | |
cea2e8a9 | 5175 | DIE(aTHX_ PL_no_sock_func, "setnetent"); |
a0d0e21e LW |
5176 | #endif |
5177 | } | |
5178 | ||
5179 | PP(pp_sprotoent) | |
5180 | { | |
693762b4 | 5181 | #ifdef HAS_SETPROTOENT |
9cad6237 | 5182 | dSP; |
76e3520e | 5183 | PerlSock_setprotoent(TOPi); |
a0d0e21e LW |
5184 | RETSETYES; |
5185 | #else | |
cea2e8a9 | 5186 | DIE(aTHX_ PL_no_sock_func, "setprotoent"); |
a0d0e21e LW |
5187 | #endif |
5188 | } | |
5189 | ||
5190 | PP(pp_sservent) | |
5191 | { | |
693762b4 | 5192 | #ifdef HAS_SETSERVENT |
9cad6237 | 5193 | dSP; |
76e3520e | 5194 | PerlSock_setservent(TOPi); |
a0d0e21e LW |
5195 | RETSETYES; |
5196 | #else | |
cea2e8a9 | 5197 | DIE(aTHX_ PL_no_sock_func, "setservent"); |
a0d0e21e LW |
5198 | #endif |
5199 | } | |
5200 | ||
5201 | PP(pp_ehostent) | |
5202 | { | |
693762b4 | 5203 | #ifdef HAS_ENDHOSTENT |
9cad6237 | 5204 | dSP; |
76e3520e | 5205 | PerlSock_endhostent(); |
924508f0 | 5206 | EXTEND(SP,1); |
a0d0e21e LW |
5207 | RETPUSHYES; |
5208 | #else | |
cea2e8a9 | 5209 | DIE(aTHX_ PL_no_sock_func, "endhostent"); |
a0d0e21e LW |
5210 | #endif |
5211 | } | |
5212 | ||
5213 | PP(pp_enetent) | |
5214 | { | |
693762b4 | 5215 | #ifdef HAS_ENDNETENT |
9cad6237 | 5216 | dSP; |
76e3520e | 5217 | PerlSock_endnetent(); |
924508f0 | 5218 | EXTEND(SP,1); |
a0d0e21e LW |
5219 | RETPUSHYES; |
5220 | #else | |
cea2e8a9 | 5221 | DIE(aTHX_ PL_no_sock_func, "endnetent"); |
a0d0e21e LW |
5222 | #endif |
5223 | } | |
5224 | ||
5225 | PP(pp_eprotoent) | |
5226 | { | |
693762b4 | 5227 | #ifdef HAS_ENDPROTOENT |
9cad6237 | 5228 | dSP; |
76e3520e | 5229 | PerlSock_endprotoent(); |
924508f0 | 5230 | EXTEND(SP,1); |
a0d0e21e LW |
5231 | RETPUSHYES; |
5232 | #else | |
cea2e8a9 | 5233 | DIE(aTHX_ PL_no_sock_func, "endprotoent"); |
a0d0e21e LW |
5234 | #endif |
5235 | } | |
5236 | ||
5237 | PP(pp_eservent) | |
5238 | { | |
693762b4 | 5239 | #ifdef HAS_ENDSERVENT |
9cad6237 | 5240 | dSP; |
76e3520e | 5241 | PerlSock_endservent(); |
924508f0 | 5242 | EXTEND(SP,1); |
a0d0e21e LW |
5243 | RETPUSHYES; |
5244 | #else | |
cea2e8a9 | 5245 | DIE(aTHX_ PL_no_sock_func, "endservent"); |
a0d0e21e LW |
5246 | #endif |
5247 | } | |
5248 | ||
5249 | PP(pp_gpwnam) | |
5250 | { | |
5251 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5252 | return pp_gpwent(); |
a0d0e21e | 5253 | #else |
cea2e8a9 | 5254 | DIE(aTHX_ PL_no_func, "getpwnam"); |
a0d0e21e LW |
5255 | #endif |
5256 | } | |
5257 | ||
5258 | PP(pp_gpwuid) | |
5259 | { | |
5260 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5261 | return pp_gpwent(); |
a0d0e21e | 5262 | #else |
cea2e8a9 | 5263 | DIE(aTHX_ PL_no_func, "getpwuid"); |
a0d0e21e LW |
5264 | #endif |
5265 | } | |
5266 | ||
5267 | PP(pp_gpwent) | |
5268 | { | |
0994c4d0 | 5269 | #ifdef HAS_PASSWD |
9cad6237 | 5270 | dSP; |
533c011a | 5271 | I32 which = PL_op->op_type; |
a0d0e21e | 5272 | register SV *sv; |
2d8e6c8d | 5273 | STRLEN n_a; |
e3aefe8d | 5274 | struct passwd *pwent = NULL; |
301e8125 | 5275 | /* |
bcf53261 JH |
5276 | * We currently support only the SysV getsp* shadow password interface. |
5277 | * The interface is declared in <shadow.h> and often one needs to link | |
5278 | * with -lsecurity or some such. | |
5279 | * This interface is used at least by Solaris, HP-UX, IRIX, and Linux. | |
5280 | * (and SCO?) | |
5281 | * | |
5282 | * AIX getpwnam() is clever enough to return the encrypted password | |
5283 | * only if the caller (euid?) is root. | |
5284 | * | |
e549f1c5 | 5285 | * There are at least three other shadow password APIs. Many platforms |
bcf53261 JH |
5286 | * seem to contain more than one interface for accessing the shadow |
5287 | * password databases, possibly for compatibility reasons. | |
3813c136 | 5288 | * The getsp*() is by far he simplest one, the other two interfaces |
bcf53261 JH |
5289 | * are much more complicated, but also very similar to each other. |
5290 | * | |
5291 | * <sys/types.h> | |
5292 | * <sys/security.h> | |
5293 | * <prot.h> | |
5294 | * struct pr_passwd *getprpw*(); | |
5295 | * The password is in | |
3813c136 JH |
5296 | * char getprpw*(...).ufld.fd_encrypt[] |
5297 | * Mention HAS_GETPRPWNAM here so that Configure probes for it. | |
bcf53261 JH |
5298 | * |
5299 | * <sys/types.h> | |
5300 | * <sys/security.h> | |
5301 | * <prot.h> | |
5302 | * struct es_passwd *getespw*(); | |
5303 | * The password is in | |
5304 | * char *(getespw*(...).ufld.fd_encrypt) | |
3813c136 | 5305 | * Mention HAS_GETESPWNAM here so that Configure probes for it. |
bcf53261 | 5306 | * |
e1920a95 | 5307 | * <userpw.h> (AIX) |
e549f1c5 JH |
5308 | * struct userpw *getuserpw(); |
5309 | * The password is in | |
5310 | * char *(getuserpw(...)).spw_upw_passwd | |
5311 | * (but the de facto standard getpwnam() should work okay) | |
5312 | * | |
3813c136 | 5313 | * Mention I_PROT here so that Configure probes for it. |
bcf53261 JH |
5314 | * |
5315 | * In HP-UX for getprpw*() the manual page claims that one should include | |
5316 | * <hpsecurity.h> instead of <sys/security.h>, but that is not needed | |
5317 | * if one includes <shadow.h> as that includes <hpsecurity.h>, | |
5318 | * and pp_sys.c already includes <shadow.h> if there is such. | |
3813c136 JH |
5319 | * |
5320 | * Note that <sys/security.h> is already probed for, but currently | |
5321 | * it is only included in special cases. | |
301e8125 | 5322 | * |
bcf53261 JH |
5323 | * In Digital UNIX/Tru64 if using the getespw*() (which seems to be |
5324 | * be preferred interface, even though also the getprpw*() interface | |
5325 | * is available) one needs to link with -lsecurity -ldb -laud -lm. | |
3813c136 JH |
5326 | * One also needs to call set_auth_parameters() in main() before |
5327 | * doing anything else, whether one is using getespw*() or getprpw*(). | |
5328 | * | |
5329 | * Note that accessing the shadow databases can be magnitudes | |
5330 | * slower than accessing the standard databases. | |
bcf53261 JH |
5331 | * |
5332 | * --jhi | |
5333 | */ | |
a0d0e21e | 5334 | |
9e5f0c48 JH |
5335 | # if defined(__CYGWIN__) && defined(USE_REENTRANT_API) |
5336 | /* Cygwin 1.5.3-1 has buggy getpwnam_r() and getpwuid_r(): | |
5337 | * the pw_comment is left uninitialized. */ | |
5338 | PL_reentrant_buffer->_pwent_struct.pw_comment = NULL; | |
5339 | # endif | |
5340 | ||
e3aefe8d JH |
5341 | switch (which) { |
5342 | case OP_GPWNAM: | |
edd309b7 JH |
5343 | { |
5344 | char* name = POPpbytex; | |
5345 | pwent = getpwnam(name); | |
5346 | } | |
5347 | break; | |
e3aefe8d | 5348 | case OP_GPWUID: |
edd309b7 JH |
5349 | { |
5350 | Uid_t uid = POPi; | |
5351 | pwent = getpwuid(uid); | |
5352 | } | |
e3aefe8d JH |
5353 | break; |
5354 | case OP_GPWENT: | |
1883634f | 5355 | # ifdef HAS_GETPWENT |
e3aefe8d | 5356 | pwent = getpwent(); |
faea9016 IRC |
5357 | #ifdef POSIX_BC /* In some cases pw_passwd has invalid addresses */ |
5358 | if (pwent) pwent = getpwnam(pwent->pw_name); | |
5359 | #endif | |
1883634f | 5360 | # else |
a45d1c96 | 5361 | DIE(aTHX_ PL_no_func, "getpwent"); |
1883634f | 5362 | # endif |
e3aefe8d JH |
5363 | break; |
5364 | } | |
8c0bfa08 | 5365 | |
a0d0e21e LW |
5366 | EXTEND(SP, 10); |
5367 | if (GIMME != G_ARRAY) { | |
5368 | PUSHs(sv = sv_newmortal()); | |
5369 | if (pwent) { | |
5370 | if (which == OP_GPWNAM) | |
1883634f | 5371 | # if Uid_t_sign <= 0 |
1e422769 | 5372 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5373 | # else |
23dcd6c8 | 5374 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5375 | # endif |
a0d0e21e LW |
5376 | else |
5377 | sv_setpv(sv, pwent->pw_name); | |
5378 | } | |
5379 | RETURN; | |
5380 | } | |
5381 | ||
5382 | if (pwent) { | |
3280af22 | 5383 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5384 | sv_setpv(sv, pwent->pw_name); |
6ee623d5 | 5385 | |
3280af22 | 5386 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3813c136 JH |
5387 | SvPOK_off(sv); |
5388 | /* If we have getspnam(), we try to dig up the shadow | |
5389 | * password. If we are underprivileged, the shadow | |
5390 | * interface will set the errno to EACCES or similar, | |
5391 | * and return a null pointer. If this happens, we will | |
5392 | * use the dummy password (usually "*" or "x") from the | |
5393 | * standard password database. | |
5394 | * | |
5395 | * In theory we could skip the shadow call completely | |
5396 | * if euid != 0 but in practice we cannot know which | |
5397 | * security measures are guarding the shadow databases | |
5398 | * on a random platform. | |
5399 | * | |
5400 | * Resist the urge to use additional shadow interfaces. | |
5401 | * Divert the urge to writing an extension instead. | |
5402 | * | |
5403 | * --jhi */ | |
e549f1c5 JH |
5404 | /* Some AIX setups falsely(?) detect some getspnam(), which |
5405 | * has a different API than the Solaris/IRIX one. */ | |
5406 | # if defined(HAS_GETSPNAM) && !defined(_AIX) | |
3813c136 JH |
5407 | { |
5408 | struct spwd *spwent; | |
5409 | int saverrno; /* Save and restore errno so that | |
5410 | * underprivileged attempts seem | |
5411 | * to have never made the unsccessful | |
5412 | * attempt to retrieve the shadow password. */ | |
5413 | ||
5414 | saverrno = errno; | |
5415 | spwent = getspnam(pwent->pw_name); | |
5416 | errno = saverrno; | |
5417 | if (spwent && spwent->sp_pwdp) | |
5418 | sv_setpv(sv, spwent->sp_pwdp); | |
5419 | } | |
f1066039 | 5420 | # endif |
e020c87d | 5421 | # ifdef PWPASSWD |
3813c136 JH |
5422 | if (!SvPOK(sv)) /* Use the standard password, then. */ |
5423 | sv_setpv(sv, pwent->pw_passwd); | |
e020c87d | 5424 | # endif |
3813c136 | 5425 | |
1883634f | 5426 | # ifndef INCOMPLETE_TAINTS |
3813c136 JH |
5427 | /* passwd is tainted because user himself can diddle with it. |
5428 | * admittedly not much and in a very limited way, but nevertheless. */ | |
2959b6e3 | 5429 | SvTAINTED_on(sv); |
1883634f | 5430 | # endif |
6ee623d5 | 5431 | |
3280af22 | 5432 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5433 | # if Uid_t_sign <= 0 |
1e422769 | 5434 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5435 | # else |
23dcd6c8 | 5436 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5437 | # endif |
6ee623d5 | 5438 | |
3280af22 | 5439 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5440 | # if Uid_t_sign <= 0 |
1e422769 | 5441 | sv_setiv(sv, (IV)pwent->pw_gid); |
1883634f | 5442 | # else |
23dcd6c8 | 5443 | sv_setuv(sv, (UV)pwent->pw_gid); |
1883634f | 5444 | # endif |
3813c136 JH |
5445 | /* pw_change, pw_quota, and pw_age are mutually exclusive-- |
5446 | * because of the poor interface of the Perl getpw*(), | |
5447 | * not because there's some standard/convention saying so. | |
5448 | * A better interface would have been to return a hash, | |
5449 | * but we are accursed by our history, alas. --jhi. */ | |
3280af22 | 5450 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5451 | # ifdef PWCHANGE |
1e422769 | 5452 | sv_setiv(sv, (IV)pwent->pw_change); |
6ee623d5 | 5453 | # else |
1883634f JH |
5454 | # ifdef PWQUOTA |
5455 | sv_setiv(sv, (IV)pwent->pw_quota); | |
5456 | # else | |
a1757be1 | 5457 | # ifdef PWAGE |
a0d0e21e | 5458 | sv_setpv(sv, pwent->pw_age); |
a1757be1 | 5459 | # endif |
6ee623d5 GS |
5460 | # endif |
5461 | # endif | |
6ee623d5 | 5462 | |
3813c136 JH |
5463 | /* pw_class and pw_comment are mutually exclusive--. |
5464 | * see the above note for pw_change, pw_quota, and pw_age. */ | |
3280af22 | 5465 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5466 | # ifdef PWCLASS |
a0d0e21e | 5467 | sv_setpv(sv, pwent->pw_class); |
1883634f JH |
5468 | # else |
5469 | # ifdef PWCOMMENT | |
a0d0e21e | 5470 | sv_setpv(sv, pwent->pw_comment); |
1883634f | 5471 | # endif |
6ee623d5 | 5472 | # endif |
6ee623d5 | 5473 | |
3280af22 | 5474 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5475 | # ifdef PWGECOS |
a0d0e21e | 5476 | sv_setpv(sv, pwent->pw_gecos); |
1883634f JH |
5477 | # endif |
5478 | # ifndef INCOMPLETE_TAINTS | |
d2719217 | 5479 | /* pw_gecos is tainted because user himself can diddle with it. */ |
fb73857a | 5480 | SvTAINTED_on(sv); |
1883634f | 5481 | # endif |
6ee623d5 | 5482 | |
3280af22 | 5483 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5484 | sv_setpv(sv, pwent->pw_dir); |
6ee623d5 | 5485 | |
3280af22 | 5486 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5487 | sv_setpv(sv, pwent->pw_shell); |
1883634f | 5488 | # ifndef INCOMPLETE_TAINTS |
4602f195 JH |
5489 | /* pw_shell is tainted because user himself can diddle with it. */ |
5490 | SvTAINTED_on(sv); | |
1883634f | 5491 | # endif |
6ee623d5 | 5492 | |
1883634f | 5493 | # ifdef PWEXPIRE |
6b88bc9c | 5494 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5495 | sv_setiv(sv, (IV)pwent->pw_expire); |
1883634f | 5496 | # endif |
a0d0e21e LW |
5497 | } |
5498 | RETURN; | |
5499 | #else | |
cea2e8a9 | 5500 | DIE(aTHX_ PL_no_func, "getpwent"); |
a0d0e21e LW |
5501 | #endif |
5502 | } | |
5503 | ||
5504 | PP(pp_spwent) | |
5505 | { | |
d493b042 | 5506 | #if defined(HAS_PASSWD) && defined(HAS_SETPWENT) |
9cad6237 | 5507 | dSP; |
a0d0e21e LW |
5508 | setpwent(); |
5509 | RETPUSHYES; | |
5510 | #else | |
cea2e8a9 | 5511 | DIE(aTHX_ PL_no_func, "setpwent"); |
a0d0e21e LW |
5512 | #endif |
5513 | } | |
5514 | ||
5515 | PP(pp_epwent) | |
5516 | { | |
28e8609d | 5517 | #if defined(HAS_PASSWD) && defined(HAS_ENDPWENT) |
9cad6237 | 5518 | dSP; |
a0d0e21e LW |
5519 | endpwent(); |
5520 | RETPUSHYES; | |
5521 | #else | |
cea2e8a9 | 5522 | DIE(aTHX_ PL_no_func, "endpwent"); |
a0d0e21e LW |
5523 | #endif |
5524 | } | |
5525 | ||
5526 | PP(pp_ggrnam) | |
5527 | { | |
5528 | #ifdef HAS_GROUP | |
cea2e8a9 | 5529 | return pp_ggrent(); |
a0d0e21e | 5530 | #else |
cea2e8a9 | 5531 | DIE(aTHX_ PL_no_func, "getgrnam"); |
a0d0e21e LW |
5532 | #endif |
5533 | } | |
5534 | ||
5535 | PP(pp_ggrgid) | |
5536 | { | |
5537 | #ifdef HAS_GROUP | |
cea2e8a9 | 5538 | return pp_ggrent(); |
a0d0e21e | 5539 | #else |
cea2e8a9 | 5540 | DIE(aTHX_ PL_no_func, "getgrgid"); |
a0d0e21e LW |
5541 | #endif |
5542 | } | |
5543 | ||
5544 | PP(pp_ggrent) | |
5545 | { | |
0994c4d0 | 5546 | #ifdef HAS_GROUP |
9cad6237 | 5547 | dSP; |
533c011a | 5548 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5549 | register char **elem; |
5550 | register SV *sv; | |
5551 | struct group *grent; | |
2d8e6c8d | 5552 | STRLEN n_a; |
a0d0e21e | 5553 | |
edd309b7 JH |
5554 | if (which == OP_GGRNAM) { |
5555 | char* name = POPpbytex; | |
5556 | grent = (struct group *)getgrnam(name); | |
5557 | } | |
5558 | else if (which == OP_GGRGID) { | |
5559 | Gid_t gid = POPi; | |
5560 | grent = (struct group *)getgrgid(gid); | |
5561 | } | |
a0d0e21e | 5562 | else |
0994c4d0 | 5563 | #ifdef HAS_GETGRENT |
a0d0e21e | 5564 | grent = (struct group *)getgrent(); |
0994c4d0 JH |
5565 | #else |
5566 | DIE(aTHX_ PL_no_func, "getgrent"); | |
5567 | #endif | |
a0d0e21e LW |
5568 | |
5569 | EXTEND(SP, 4); | |
5570 | if (GIMME != G_ARRAY) { | |
5571 | PUSHs(sv = sv_newmortal()); | |
5572 | if (grent) { | |
5573 | if (which == OP_GGRNAM) | |
1e422769 | 5574 | sv_setiv(sv, (IV)grent->gr_gid); |
a0d0e21e LW |
5575 | else |
5576 | sv_setpv(sv, grent->gr_name); | |
5577 | } | |
5578 | RETURN; | |
5579 | } | |
5580 | ||
5581 | if (grent) { | |
3280af22 | 5582 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5583 | sv_setpv(sv, grent->gr_name); |
28e8609d | 5584 | |
3280af22 | 5585 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
28e8609d | 5586 | #ifdef GRPASSWD |
a0d0e21e | 5587 | sv_setpv(sv, grent->gr_passwd); |
28e8609d JH |
5588 | #endif |
5589 | ||
3280af22 | 5590 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5591 | sv_setiv(sv, (IV)grent->gr_gid); |
28e8609d | 5592 | |
5b56e7c5 | 5593 | #if !(defined(_CRAYMPP) && defined(USE_REENTRANT_API)) |
3280af22 | 5594 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3d7e8424 JH |
5595 | /* In UNICOS/mk (_CRAYMPP) the multithreading |
5596 | * versions (getgrnam_r, getgrgid_r) | |
5597 | * seem to return an illegal pointer | |
5598 | * as the group members list, gr_mem. | |
5599 | * getgrent() doesn't even have a _r version | |
5600 | * but the gr_mem is poisonous anyway. | |
5601 | * So yes, you cannot get the list of group | |
5602 | * members if building multithreaded in UNICOS/mk. */ | |
c90c0ff4 | 5603 | for (elem = grent->gr_mem; elem && *elem; elem++) { |
a0d0e21e LW |
5604 | sv_catpv(sv, *elem); |
5605 | if (elem[1]) | |
5606 | sv_catpvn(sv, " ", 1); | |
5607 | } | |
3d7e8424 | 5608 | #endif |
a0d0e21e LW |
5609 | } |
5610 | ||
5611 | RETURN; | |
5612 | #else | |
cea2e8a9 | 5613 | DIE(aTHX_ PL_no_func, "getgrent"); |
a0d0e21e LW |
5614 | #endif |
5615 | } | |
5616 | ||
5617 | PP(pp_sgrent) | |
5618 | { | |
28e8609d | 5619 | #if defined(HAS_GROUP) && defined(HAS_SETGRENT) |
9cad6237 | 5620 | dSP; |
a0d0e21e LW |
5621 | setgrent(); |
5622 | RETPUSHYES; | |
5623 | #else | |
cea2e8a9 | 5624 | DIE(aTHX_ PL_no_func, "setgrent"); |
a0d0e21e LW |
5625 | #endif |
5626 | } | |
5627 | ||
5628 | PP(pp_egrent) | |
5629 | { | |
28e8609d | 5630 | #if defined(HAS_GROUP) && defined(HAS_ENDGRENT) |
9cad6237 | 5631 | dSP; |
a0d0e21e LW |
5632 | endgrent(); |
5633 | RETPUSHYES; | |
5634 | #else | |
cea2e8a9 | 5635 | DIE(aTHX_ PL_no_func, "endgrent"); |
a0d0e21e LW |
5636 | #endif |
5637 | } | |
5638 | ||
5639 | PP(pp_getlogin) | |
5640 | { | |
a0d0e21e | 5641 | #ifdef HAS_GETLOGIN |
9cad6237 | 5642 | dSP; dTARGET; |
a0d0e21e LW |
5643 | char *tmps; |
5644 | EXTEND(SP, 1); | |
76e3520e | 5645 | if (!(tmps = PerlProc_getlogin())) |
a0d0e21e LW |
5646 | RETPUSHUNDEF; |
5647 | PUSHp(tmps, strlen(tmps)); | |
5648 | RETURN; | |
5649 | #else | |
cea2e8a9 | 5650 | DIE(aTHX_ PL_no_func, "getlogin"); |
a0d0e21e LW |
5651 | #endif |
5652 | } | |
5653 | ||
5654 | /* Miscellaneous. */ | |
5655 | ||
5656 | PP(pp_syscall) | |
5657 | { | |
d2719217 | 5658 | #ifdef HAS_SYSCALL |
39644a26 | 5659 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
5660 | register I32 items = SP - MARK; |
5661 | unsigned long a[20]; | |
5662 | register I32 i = 0; | |
5663 | I32 retval = -1; | |
2d8e6c8d | 5664 | STRLEN n_a; |
a0d0e21e | 5665 | |
3280af22 | 5666 | if (PL_tainting) { |
a0d0e21e | 5667 | while (++MARK <= SP) { |
bbce6d69 | 5668 | if (SvTAINTED(*MARK)) { |
5669 | TAINT; | |
5670 | break; | |
5671 | } | |
a0d0e21e LW |
5672 | } |
5673 | MARK = ORIGMARK; | |
5674 | TAINT_PROPER("syscall"); | |
5675 | } | |
5676 | ||
5677 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
5678 | * or where sizeof(long) != sizeof(char*). But such machines will | |
5679 | * not likely have syscall implemented either, so who cares? | |
5680 | */ | |
5681 | while (++MARK <= SP) { | |
5682 | if (SvNIOK(*MARK) || !i) | |
5683 | a[i++] = SvIV(*MARK); | |
3280af22 | 5684 | else if (*MARK == &PL_sv_undef) |
748a9306 | 5685 | a[i++] = 0; |
301e8125 | 5686 | else |
2d8e6c8d | 5687 | a[i++] = (unsigned long)SvPV_force(*MARK, n_a); |
a0d0e21e LW |
5688 | if (i > 15) |
5689 | break; | |
5690 | } | |
5691 | switch (items) { | |
5692 | default: | |
cea2e8a9 | 5693 | DIE(aTHX_ "Too many args to syscall"); |
a0d0e21e | 5694 | case 0: |
cea2e8a9 | 5695 | DIE(aTHX_ "Too few args to syscall"); |
a0d0e21e LW |
5696 | case 1: |
5697 | retval = syscall(a[0]); | |
5698 | break; | |
5699 | case 2: | |
5700 | retval = syscall(a[0],a[1]); | |
5701 | break; | |
5702 | case 3: | |
5703 | retval = syscall(a[0],a[1],a[2]); | |
5704 | break; | |
5705 | case 4: | |
5706 | retval = syscall(a[0],a[1],a[2],a[3]); | |
5707 | break; | |
5708 | case 5: | |
5709 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
5710 | break; | |
5711 | case 6: | |
5712 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
5713 | break; | |
5714 | case 7: | |
5715 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
5716 | break; | |
5717 | case 8: | |
5718 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
5719 | break; | |
5720 | #ifdef atarist | |
5721 | case 9: | |
5722 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
5723 | break; | |
5724 | case 10: | |
5725 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
5726 | break; | |
5727 | case 11: | |
5728 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5729 | a[10]); | |
5730 | break; | |
5731 | case 12: | |
5732 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5733 | a[10],a[11]); | |
5734 | break; | |
5735 | case 13: | |
5736 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5737 | a[10],a[11],a[12]); | |
5738 | break; | |
5739 | case 14: | |
5740 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5741 | a[10],a[11],a[12],a[13]); | |
5742 | break; | |
5743 | #endif /* atarist */ | |
5744 | } | |
5745 | SP = ORIGMARK; | |
5746 | PUSHi(retval); | |
5747 | RETURN; | |
5748 | #else | |
cea2e8a9 | 5749 | DIE(aTHX_ PL_no_func, "syscall"); |
a0d0e21e LW |
5750 | #endif |
5751 | } | |
5752 | ||
ff68c719 | 5753 | #ifdef FCNTL_EMULATE_FLOCK |
301e8125 | 5754 | |
ff68c719 | 5755 | /* XXX Emulate flock() with fcntl(). |
5756 | What's really needed is a good file locking module. | |
5757 | */ | |
5758 | ||
cea2e8a9 GS |
5759 | static int |
5760 | fcntl_emulate_flock(int fd, int operation) | |
ff68c719 | 5761 | { |
5762 | struct flock flock; | |
301e8125 | 5763 | |
ff68c719 | 5764 | switch (operation & ~LOCK_NB) { |
5765 | case LOCK_SH: | |
5766 | flock.l_type = F_RDLCK; | |
5767 | break; | |
5768 | case LOCK_EX: | |
5769 | flock.l_type = F_WRLCK; | |
5770 | break; | |
5771 | case LOCK_UN: | |
5772 | flock.l_type = F_UNLCK; | |
5773 | break; | |
5774 | default: | |
5775 | errno = EINVAL; | |
5776 | return -1; | |
5777 | } | |
5778 | flock.l_whence = SEEK_SET; | |
d9b3e12d | 5779 | flock.l_start = flock.l_len = (Off_t)0; |
301e8125 | 5780 | |
ff68c719 | 5781 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); |
5782 | } | |
5783 | ||
5784 | #endif /* FCNTL_EMULATE_FLOCK */ | |
5785 | ||
5786 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
5787 | |
5788 | /* XXX Emulate flock() with lockf(). This is just to increase | |
5789 | portability of scripts. The calls are not completely | |
5790 | interchangeable. What's really needed is a good file | |
5791 | locking module. | |
5792 | */ | |
5793 | ||
76c32331 | 5794 | /* The lockf() constants might have been defined in <unistd.h>. |
5795 | Unfortunately, <unistd.h> causes troubles on some mixed | |
5796 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
5797 | |
5798 | Further, the lockf() constants aren't POSIX, so they might not be | |
5799 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
5800 | just stick in the SVID values and be done with it. Sigh. | |
5801 | */ | |
5802 | ||
5803 | # ifndef F_ULOCK | |
5804 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
5805 | # endif | |
5806 | # ifndef F_LOCK | |
5807 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
5808 | # endif | |
5809 | # ifndef F_TLOCK | |
5810 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
5811 | # endif | |
5812 | # ifndef F_TEST | |
5813 | # define F_TEST 3 /* Test a region for other processes locks */ | |
5814 | # endif | |
5815 | ||
cea2e8a9 GS |
5816 | static int |
5817 | lockf_emulate_flock(int fd, int operation) | |
16d20bd9 AD |
5818 | { |
5819 | int i; | |
84902520 TB |
5820 | int save_errno; |
5821 | Off_t pos; | |
5822 | ||
5823 | /* flock locks entire file so for lockf we need to do the same */ | |
5824 | save_errno = errno; | |
6ad3d225 | 5825 | pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */ |
84902520 | 5826 | if (pos > 0) /* is seekable and needs to be repositioned */ |
6ad3d225 | 5827 | if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0) |
08b714dd | 5828 | pos = -1; /* seek failed, so don't seek back afterwards */ |
84902520 TB |
5829 | errno = save_errno; |
5830 | ||
16d20bd9 AD |
5831 | switch (operation) { |
5832 | ||
5833 | /* LOCK_SH - get a shared lock */ | |
5834 | case LOCK_SH: | |
5835 | /* LOCK_EX - get an exclusive lock */ | |
5836 | case LOCK_EX: | |
5837 | i = lockf (fd, F_LOCK, 0); | |
5838 | break; | |
5839 | ||
5840 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
5841 | case LOCK_SH|LOCK_NB: | |
5842 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
5843 | case LOCK_EX|LOCK_NB: | |
5844 | i = lockf (fd, F_TLOCK, 0); | |
5845 | if (i == -1) | |
5846 | if ((errno == EAGAIN) || (errno == EACCES)) | |
5847 | errno = EWOULDBLOCK; | |
5848 | break; | |
5849 | ||
ff68c719 | 5850 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 5851 | case LOCK_UN: |
ff68c719 | 5852 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
5853 | i = lockf (fd, F_ULOCK, 0); |
5854 | break; | |
5855 | ||
5856 | /* Default - can't decipher operation */ | |
5857 | default: | |
5858 | i = -1; | |
5859 | errno = EINVAL; | |
5860 | break; | |
5861 | } | |
84902520 TB |
5862 | |
5863 | if (pos > 0) /* need to restore position of the handle */ | |
6ad3d225 | 5864 | PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */ |
84902520 | 5865 | |
16d20bd9 AD |
5866 | return (i); |
5867 | } | |
ff68c719 | 5868 | |
5869 | #endif /* LOCKF_EMULATE_FLOCK */ | |
241d1a3b NC |
5870 | |
5871 | /* | |
5872 | * Local variables: | |
5873 | * c-indentation-style: bsd | |
5874 | * c-basic-offset: 4 | |
5875 | * indent-tabs-mode: t | |
5876 | * End: | |
5877 | * | |
37442d52 RGS |
5878 | * ex: set ts=8 sts=4 sw=4 noet: |
5879 | */ |