Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* pp_sys.c |
2 | * | |
bc89e66f | 3 | * Copyright (c) 1991-2001, Larry Wall |
a0d0e21e LW |
4 | * |
5 | * You may distribute under the terms of either the GNU General Public | |
6 | * License or the Artistic License, as specified in the README file. | |
7 | * | |
8 | */ | |
9 | ||
10 | /* | |
11 | * But only a short way ahead its floor and the walls on either side were | |
12 | * cloven by a great fissure, out of which the red glare came, now leaping | |
13 | * up, now dying down into darkness; and all the while far below there was | |
14 | * a rumour and a trouble as of great engines throbbing and labouring. | |
15 | */ | |
16 | ||
17 | #include "EXTERN.h" | |
864dbfa3 | 18 | #define PERL_IN_PP_SYS_C |
a0d0e21e LW |
19 | #include "perl.h" |
20 | ||
f1066039 JH |
21 | #ifdef I_SHADOW |
22 | /* Shadow password support for solaris - pdo@cs.umd.edu | |
23 | * Not just Solaris: at least HP-UX, IRIX, Linux. | |
3813c136 JH |
24 | * The API is from SysV. |
25 | * | |
26 | * There are at least two more shadow interfaces, | |
27 | * see the comments in pp_gpwent(). | |
28 | * | |
29 | * --jhi */ | |
30 | # ifdef __hpux__ | |
c529f79d | 31 | /* There is a MAXINT coming from <shadow.h> <- <hpsecurity.h> <- <values.h> |
301e8125 | 32 | * and another MAXINT from "perl.h" <- <sys/param.h>. */ |
3813c136 JH |
33 | # undef MAXINT |
34 | # endif | |
35 | # include <shadow.h> | |
8c0bfa08 PB |
36 | #endif |
37 | ||
301e8125 NIS |
38 | #ifdef HAS_SYSCALL |
39 | #ifdef __cplusplus | |
8ac85365 NIS |
40 | extern "C" int syscall(unsigned long,...); |
41 | #endif | |
42 | #endif | |
43 | ||
76c32331 | 44 | #ifdef I_SYS_WAIT |
45 | # include <sys/wait.h> | |
46 | #endif | |
47 | ||
48 | #ifdef I_SYS_RESOURCE | |
49 | # include <sys/resource.h> | |
16d20bd9 | 50 | #endif |
a0d0e21e | 51 | |
2986a63f JH |
52 | #ifdef NETWARE |
53 | NETDB_DEFINE_CONTEXT | |
54 | #endif | |
55 | ||
a0d0e21e | 56 | #ifdef HAS_SELECT |
1e743fda JH |
57 | # ifdef I_SYS_SELECT |
58 | # include <sys/select.h> | |
59 | # endif | |
a0d0e21e | 60 | #endif |
a0d0e21e | 61 | |
dc45a647 MB |
62 | /* XXX Configure test needed. |
63 | h_errno might not be a simple 'int', especially for multi-threaded | |
5ff3f7a4 GS |
64 | applications, see "extern int errno in perl.h". Creating such |
65 | a test requires taking into account the differences between | |
66 | compiling multithreaded and singlethreaded ($ccflags et al). | |
67 | HOST_NOT_FOUND is typically defined in <netdb.h>. | |
dc45a647 | 68 | */ |
cb50131a | 69 | #if defined(HOST_NOT_FOUND) && !defined(h_errno) && !defined(__CYGWIN__) |
a0d0e21e LW |
70 | extern int h_errno; |
71 | #endif | |
72 | ||
73 | #ifdef HAS_PASSWD | |
74 | # ifdef I_PWD | |
75 | # include <pwd.h> | |
76 | # else | |
fd8cd3a3 | 77 | # if !defined(VMS) |
20ce7b12 GS |
78 | struct passwd *getpwnam (char *); |
79 | struct passwd *getpwuid (Uid_t); | |
fd8cd3a3 | 80 | # endif |
a0d0e21e | 81 | # endif |
28e8609d | 82 | # ifdef HAS_GETPWENT |
20ce7b12 | 83 | struct passwd *getpwent (void); |
28e8609d | 84 | # endif |
a0d0e21e LW |
85 | #endif |
86 | ||
87 | #ifdef HAS_GROUP | |
88 | # ifdef I_GRP | |
89 | # include <grp.h> | |
90 | # else | |
20ce7b12 GS |
91 | struct group *getgrnam (char *); |
92 | struct group *getgrgid (Gid_t); | |
a0d0e21e | 93 | # endif |
28e8609d | 94 | # ifdef HAS_GETGRENT |
20ce7b12 | 95 | struct group *getgrent (void); |
28e8609d | 96 | # endif |
a0d0e21e LW |
97 | #endif |
98 | ||
99 | #ifdef I_UTIME | |
3730b96e | 100 | # if defined(_MSC_VER) || defined(__MINGW32__) |
3fe9a6f1 | 101 | # include <sys/utime.h> |
102 | # else | |
103 | # include <utime.h> | |
104 | # endif | |
a0d0e21e | 105 | #endif |
a0d0e21e | 106 | |
54310121 | 107 | /* Put this after #includes because fork and vfork prototypes may conflict. */ |
108 | #ifndef HAS_VFORK | |
109 | # define vfork fork | |
110 | #endif | |
111 | ||
cbdc8872 | 112 | #ifdef HAS_CHSIZE |
cd52b7b2 | 113 | # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ |
114 | # undef my_chsize | |
115 | # endif | |
6ad3d225 | 116 | # define my_chsize PerlLIO_chsize |
cbdc8872 | 117 | #endif |
118 | ||
ff68c719 | 119 | #ifdef HAS_FLOCK |
120 | # define FLOCK flock | |
121 | #else /* no flock() */ | |
122 | ||
36477c24 | 123 | /* fcntl.h might not have been included, even if it exists, because |
124 | the current Configure only sets I_FCNTL if it's needed to pick up | |
125 | the *_OK constants. Make sure it has been included before testing | |
126 | the fcntl() locking constants. */ | |
127 | # if defined(HAS_FCNTL) && !defined(I_FCNTL) | |
128 | # include <fcntl.h> | |
129 | # endif | |
130 | ||
9d9004a9 | 131 | # if defined(HAS_FCNTL) && defined(FCNTL_CAN_LOCK) |
ff68c719 | 132 | # define FLOCK fcntl_emulate_flock |
133 | # define FCNTL_EMULATE_FLOCK | |
134 | # else /* no flock() or fcntl(F_SETLK,...) */ | |
135 | # ifdef HAS_LOCKF | |
136 | # define FLOCK lockf_emulate_flock | |
137 | # define LOCKF_EMULATE_FLOCK | |
138 | # endif /* lockf */ | |
139 | # endif /* no flock() or fcntl(F_SETLK,...) */ | |
140 | ||
141 | # ifdef FLOCK | |
20ce7b12 | 142 | static int FLOCK (int, int); |
ff68c719 | 143 | |
144 | /* | |
145 | * These are the flock() constants. Since this sytems doesn't have | |
146 | * flock(), the values of the constants are probably not available. | |
147 | */ | |
148 | # ifndef LOCK_SH | |
149 | # define LOCK_SH 1 | |
150 | # endif | |
151 | # ifndef LOCK_EX | |
152 | # define LOCK_EX 2 | |
153 | # endif | |
154 | # ifndef LOCK_NB | |
155 | # define LOCK_NB 4 | |
156 | # endif | |
157 | # ifndef LOCK_UN | |
158 | # define LOCK_UN 8 | |
159 | # endif | |
160 | # endif /* emulating flock() */ | |
161 | ||
162 | #endif /* no flock() */ | |
55497cff | 163 | |
85ab1d1d JH |
164 | #define ZBTLEN 10 |
165 | static char zero_but_true[ZBTLEN + 1] = "0 but true"; | |
166 | ||
5ff3f7a4 GS |
167 | #if defined(I_SYS_ACCESS) && !defined(R_OK) |
168 | # include <sys/access.h> | |
169 | #endif | |
170 | ||
c529f79d CB |
171 | #if defined(HAS_FCNTL) && defined(F_SETFD) && !defined(FD_CLOEXEC) |
172 | # define FD_CLOEXEC 1 /* NeXT needs this */ | |
173 | #endif | |
174 | ||
5ff3f7a4 GS |
175 | #undef PERL_EFF_ACCESS_R_OK /* EFFective uid/gid ACCESS R_OK */ |
176 | #undef PERL_EFF_ACCESS_W_OK | |
177 | #undef PERL_EFF_ACCESS_X_OK | |
178 | ||
179 | /* F_OK unused: if stat() cannot find it... */ | |
180 | ||
181 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK) | |
c955f117 | 182 | /* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */ |
5ff3f7a4 GS |
183 | # define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK)) |
184 | # define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK)) | |
185 | # define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK)) | |
186 | #endif | |
187 | ||
188 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS) | |
3813c136 | 189 | # ifdef I_SYS_SECURITY |
5ff3f7a4 GS |
190 | # include <sys/security.h> |
191 | # endif | |
c955f117 JH |
192 | # ifdef ACC_SELF |
193 | /* HP SecureWare */ | |
194 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF)) | |
195 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF)) | |
196 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF)) | |
197 | # else | |
198 | /* SCO */ | |
199 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK)) | |
200 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK)) | |
201 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK)) | |
202 | # endif | |
5ff3f7a4 GS |
203 | #endif |
204 | ||
205 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF) | |
c955f117 | 206 | /* AIX */ |
5ff3f7a4 GS |
207 | # define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF)) |
208 | # define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF)) | |
209 | # define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF)) | |
210 | #endif | |
211 | ||
327c3667 GS |
212 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \ |
213 | && (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \ | |
214 | || defined(HAS_SETREGID) || defined(HAS_SETRESGID)) | |
5ff3f7a4 | 215 | /* The Hard Way. */ |
327c3667 | 216 | STATIC int |
7f4774ae | 217 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 218 | { |
5ff3f7a4 GS |
219 | Uid_t ruid = getuid(); |
220 | Uid_t euid = geteuid(); | |
221 | Gid_t rgid = getgid(); | |
222 | Gid_t egid = getegid(); | |
223 | int res; | |
224 | ||
146174a9 | 225 | LOCK_CRED_MUTEX; |
5ff3f7a4 | 226 | #if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID) |
cea2e8a9 | 227 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
228 | #else |
229 | #ifdef HAS_SETREUID | |
230 | if (setreuid(euid, ruid)) | |
231 | #else | |
232 | #ifdef HAS_SETRESUID | |
233 | if (setresuid(euid, ruid, (Uid_t)-1)) | |
234 | #endif | |
235 | #endif | |
cea2e8a9 | 236 | Perl_croak(aTHX_ "entering effective uid failed"); |
5ff3f7a4 GS |
237 | #endif |
238 | ||
239 | #if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID) | |
cea2e8a9 | 240 | Perl_croak(aTHX_ "switching effective gid is not implemented"); |
5ff3f7a4 GS |
241 | #else |
242 | #ifdef HAS_SETREGID | |
243 | if (setregid(egid, rgid)) | |
244 | #else | |
245 | #ifdef HAS_SETRESGID | |
246 | if (setresgid(egid, rgid, (Gid_t)-1)) | |
247 | #endif | |
248 | #endif | |
cea2e8a9 | 249 | Perl_croak(aTHX_ "entering effective gid failed"); |
5ff3f7a4 GS |
250 | #endif |
251 | ||
252 | res = access(path, mode); | |
253 | ||
254 | #ifdef HAS_SETREUID | |
255 | if (setreuid(ruid, euid)) | |
256 | #else | |
257 | #ifdef HAS_SETRESUID | |
258 | if (setresuid(ruid, euid, (Uid_t)-1)) | |
259 | #endif | |
260 | #endif | |
cea2e8a9 | 261 | Perl_croak(aTHX_ "leaving effective uid failed"); |
5ff3f7a4 GS |
262 | |
263 | #ifdef HAS_SETREGID | |
264 | if (setregid(rgid, egid)) | |
265 | #else | |
266 | #ifdef HAS_SETRESGID | |
267 | if (setresgid(rgid, egid, (Gid_t)-1)) | |
268 | #endif | |
269 | #endif | |
cea2e8a9 | 270 | Perl_croak(aTHX_ "leaving effective gid failed"); |
146174a9 | 271 | UNLOCK_CRED_MUTEX; |
5ff3f7a4 GS |
272 | |
273 | return res; | |
274 | } | |
275 | # define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK)) | |
276 | # define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK)) | |
277 | # define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK)) | |
278 | #endif | |
279 | ||
280 | #if !defined(PERL_EFF_ACCESS_R_OK) | |
76ffd3b9 IZ |
281 | /* With it or without it: anyway you get a warning: either that |
282 | it is unused, or it is declared static and never defined. | |
283 | */ | |
327c3667 | 284 | STATIC int |
7f4774ae | 285 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 286 | { |
cea2e8a9 | 287 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
288 | /*NOTREACHED*/ |
289 | return -1; | |
290 | } | |
291 | #endif | |
292 | ||
a0d0e21e LW |
293 | PP(pp_backtick) |
294 | { | |
39644a26 | 295 | dSP; dTARGET; |
760ac839 | 296 | PerlIO *fp; |
2d8e6c8d GS |
297 | STRLEN n_a; |
298 | char *tmps = POPpx; | |
54310121 | 299 | I32 gimme = GIMME_V; |
16fe6d59 | 300 | char *mode = "r"; |
54310121 | 301 | |
a0d0e21e | 302 | TAINT_PROPER("``"); |
16fe6d59 GS |
303 | if (PL_op->op_private & OPpOPEN_IN_RAW) |
304 | mode = "rb"; | |
305 | else if (PL_op->op_private & OPpOPEN_IN_CRLF) | |
306 | mode = "rt"; | |
307 | fp = PerlProc_popen(tmps, mode); | |
a0d0e21e | 308 | if (fp) { |
ac27b0f5 NIS |
309 | char *type = NULL; |
310 | if (PL_curcop->cop_io) { | |
311 | type = SvPV_nolen(PL_curcop->cop_io); | |
312 | } | |
ac27b0f5 NIS |
313 | if (type && *type) |
314 | PerlIO_apply_layers(aTHX_ fp,mode,type); | |
315 | ||
54310121 | 316 | if (gimme == G_VOID) { |
96827780 MB |
317 | char tmpbuf[256]; |
318 | while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) | |
54310121 | 319 | /*SUPPRESS 530*/ |
320 | ; | |
321 | } | |
322 | else if (gimme == G_SCALAR) { | |
aa689395 | 323 | sv_setpv(TARG, ""); /* note that this preserves previous buffer */ |
a0d0e21e LW |
324 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) |
325 | /*SUPPRESS 530*/ | |
326 | ; | |
327 | XPUSHs(TARG); | |
aa689395 | 328 | SvTAINTED_on(TARG); |
a0d0e21e LW |
329 | } |
330 | else { | |
331 | SV *sv; | |
332 | ||
333 | for (;;) { | |
8d6dde3e | 334 | sv = NEWSV(56, 79); |
a0d0e21e LW |
335 | if (sv_gets(sv, fp, 0) == Nullch) { |
336 | SvREFCNT_dec(sv); | |
337 | break; | |
338 | } | |
339 | XPUSHs(sv_2mortal(sv)); | |
340 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
341 | SvLEN_set(sv, SvCUR(sv)+1); | |
342 | Renew(SvPVX(sv), SvLEN(sv), char); | |
343 | } | |
aa689395 | 344 | SvTAINTED_on(sv); |
a0d0e21e LW |
345 | } |
346 | } | |
6ad3d225 | 347 | STATUS_NATIVE_SET(PerlProc_pclose(fp)); |
aa689395 | 348 | TAINT; /* "I believe that this is not gratuitous!" */ |
a0d0e21e LW |
349 | } |
350 | else { | |
f86702cc | 351 | STATUS_NATIVE_SET(-1); |
54310121 | 352 | if (gimme == G_SCALAR) |
a0d0e21e LW |
353 | RETPUSHUNDEF; |
354 | } | |
355 | ||
356 | RETURN; | |
357 | } | |
358 | ||
359 | PP(pp_glob) | |
360 | { | |
361 | OP *result; | |
f5284f61 IZ |
362 | tryAMAGICunTARGET(iter, -1); |
363 | ||
71686f12 GS |
364 | /* Note that we only ever get here if File::Glob fails to load |
365 | * without at the same time croaking, for some reason, or if | |
366 | * perl was built with PERL_EXTERNAL_GLOB */ | |
367 | ||
a0d0e21e | 368 | ENTER; |
a0d0e21e | 369 | |
c90c0ff4 | 370 | #ifndef VMS |
3280af22 | 371 | if (PL_tainting) { |
7bac28a0 | 372 | /* |
373 | * The external globbing program may use things we can't control, | |
374 | * so for security reasons we must assume the worst. | |
375 | */ | |
376 | TAINT; | |
22c35a8c | 377 | taint_proper(PL_no_security, "glob"); |
7bac28a0 | 378 | } |
c90c0ff4 | 379 | #endif /* !VMS */ |
7bac28a0 | 380 | |
3280af22 NIS |
381 | SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */ |
382 | PL_last_in_gv = (GV*)*PL_stack_sp--; | |
a0d0e21e | 383 | |
3280af22 | 384 | SAVESPTR(PL_rs); /* This is not permanent, either. */ |
79cb57f6 | 385 | PL_rs = sv_2mortal(newSVpvn("\000", 1)); |
c07a80fd | 386 | #ifndef DOSISH |
387 | #ifndef CSH | |
6b88bc9c | 388 | *SvPVX(PL_rs) = '\n'; |
a0d0e21e | 389 | #endif /* !CSH */ |
55497cff | 390 | #endif /* !DOSISH */ |
c07a80fd | 391 | |
a0d0e21e LW |
392 | result = do_readline(); |
393 | LEAVE; | |
394 | return result; | |
395 | } | |
396 | ||
15e52e56 | 397 | #if 0 /* XXX never used! */ |
a0d0e21e LW |
398 | PP(pp_indread) |
399 | { | |
2d8e6c8d GS |
400 | STRLEN n_a; |
401 | PL_last_in_gv = gv_fetchpv(SvPVx(GvSV((GV*)(*PL_stack_sp--)), n_a), TRUE,SVt_PVIO); | |
a0d0e21e LW |
402 | return do_readline(); |
403 | } | |
15e52e56 | 404 | #endif |
a0d0e21e LW |
405 | |
406 | PP(pp_rcatline) | |
407 | { | |
146174a9 | 408 | PL_last_in_gv = cGVOP_gv; |
a0d0e21e LW |
409 | return do_readline(); |
410 | } | |
411 | ||
412 | PP(pp_warn) | |
413 | { | |
39644a26 | 414 | dSP; dMARK; |
06bf62c7 | 415 | SV *tmpsv; |
a0d0e21e | 416 | char *tmps; |
06bf62c7 | 417 | STRLEN len; |
a0d0e21e LW |
418 | if (SP - MARK != 1) { |
419 | dTARGET; | |
3280af22 | 420 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 421 | tmpsv = TARG; |
a0d0e21e LW |
422 | SP = MARK + 1; |
423 | } | |
424 | else { | |
06bf62c7 | 425 | tmpsv = TOPs; |
a0d0e21e | 426 | } |
06bf62c7 GS |
427 | tmps = SvPV(tmpsv, len); |
428 | if (!tmps || !len) { | |
4e6ea2c3 GS |
429 | SV *error = ERRSV; |
430 | (void)SvUPGRADE(error, SVt_PV); | |
431 | if (SvPOK(error) && SvCUR(error)) | |
432 | sv_catpv(error, "\t...caught"); | |
06bf62c7 GS |
433 | tmpsv = error; |
434 | tmps = SvPV(tmpsv, len); | |
a0d0e21e | 435 | } |
06bf62c7 GS |
436 | if (!tmps || !len) |
437 | tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26)); | |
438 | ||
cb50131a | 439 | Perl_warn(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
440 | RETSETYES; |
441 | } | |
442 | ||
443 | PP(pp_die) | |
444 | { | |
39644a26 | 445 | dSP; dMARK; |
a0d0e21e | 446 | char *tmps; |
06bf62c7 GS |
447 | SV *tmpsv; |
448 | STRLEN len; | |
449 | bool multiarg = 0; | |
a0d0e21e LW |
450 | if (SP - MARK != 1) { |
451 | dTARGET; | |
3280af22 | 452 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 GS |
453 | tmpsv = TARG; |
454 | tmps = SvPV(tmpsv, len); | |
455 | multiarg = 1; | |
a0d0e21e LW |
456 | SP = MARK + 1; |
457 | } | |
458 | else { | |
4e6ea2c3 | 459 | tmpsv = TOPs; |
bf484eac | 460 | tmps = (SvROK(tmpsv) && PL_in_eval) ? Nullch : SvPV(tmpsv, len); |
a0d0e21e | 461 | } |
06bf62c7 | 462 | if (!tmps || !len) { |
4e6ea2c3 GS |
463 | SV *error = ERRSV; |
464 | (void)SvUPGRADE(error, SVt_PV); | |
06bf62c7 GS |
465 | if (multiarg ? SvROK(error) : SvROK(tmpsv)) { |
466 | if (!multiarg) | |
4e6ea2c3 | 467 | SvSetSV(error,tmpsv); |
06bf62c7 | 468 | else if (sv_isobject(error)) { |
05423cc9 GS |
469 | HV *stash = SvSTASH(SvRV(error)); |
470 | GV *gv = gv_fetchmethod(stash, "PROPAGATE"); | |
471 | if (gv) { | |
146174a9 | 472 | SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0)); |
b448e4fe | 473 | SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop))); |
05423cc9 GS |
474 | EXTEND(SP, 3); |
475 | PUSHMARK(SP); | |
476 | PUSHs(error); | |
477 | PUSHs(file); | |
478 | PUSHs(line); | |
479 | PUTBACK; | |
864dbfa3 GS |
480 | call_sv((SV*)GvCV(gv), |
481 | G_SCALAR|G_EVAL|G_KEEPERR); | |
3280af22 | 482 | sv_setsv(error,*PL_stack_sp--); |
05423cc9 GS |
483 | } |
484 | } | |
cea2e8a9 | 485 | DIE(aTHX_ Nullch); |
4e6ea2c3 GS |
486 | } |
487 | else { | |
488 | if (SvPOK(error) && SvCUR(error)) | |
489 | sv_catpv(error, "\t...propagated"); | |
06bf62c7 GS |
490 | tmpsv = error; |
491 | tmps = SvPV(tmpsv, len); | |
4e6ea2c3 | 492 | } |
a0d0e21e | 493 | } |
06bf62c7 GS |
494 | if (!tmps || !len) |
495 | tmpsv = sv_2mortal(newSVpvn("Died", 4)); | |
496 | ||
cb50131a | 497 | DIE(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
498 | } |
499 | ||
500 | /* I/O. */ | |
501 | ||
502 | PP(pp_open) | |
503 | { | |
39644a26 | 504 | dSP; |
a567e93b NIS |
505 | dMARK; dORIGMARK; |
506 | dTARGET; | |
a0d0e21e LW |
507 | GV *gv; |
508 | SV *sv; | |
509 | char *tmps; | |
510 | STRLEN len; | |
4592e6ca | 511 | MAGIC *mg; |
a567e93b | 512 | bool ok; |
a0d0e21e | 513 | |
a567e93b | 514 | gv = (GV *)*++MARK; |
5f05dabc | 515 | if (!isGV(gv)) |
cea2e8a9 | 516 | DIE(aTHX_ PL_no_usym, "filehandle"); |
36477c24 | 517 | if (GvIOp(gv)) |
518 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; | |
853846ea | 519 | |
14befaf4 | 520 | if ((mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) { |
a567e93b NIS |
521 | /* Method's args are same as ours ... */ |
522 | /* ... except handle is replaced by the object */ | |
523 | *MARK-- = SvTIED_obj((SV*)gv, mg); | |
524 | PUSHMARK(MARK); | |
4592e6ca NIS |
525 | PUTBACK; |
526 | ENTER; | |
864dbfa3 | 527 | call_method("OPEN", G_SCALAR); |
4592e6ca NIS |
528 | LEAVE; |
529 | SPAGAIN; | |
530 | RETURN; | |
531 | } | |
532 | ||
a567e93b NIS |
533 | if (MARK < SP) { |
534 | sv = *++MARK; | |
535 | } | |
536 | else { | |
537 | sv = GvSV(gv); | |
538 | } | |
539 | ||
a0d0e21e | 540 | tmps = SvPV(sv, len); |
a567e93b NIS |
541 | ok = do_openn(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); |
542 | SP = ORIGMARK; | |
543 | if (ok) | |
3280af22 NIS |
544 | PUSHi( (I32)PL_forkprocess ); |
545 | else if (PL_forkprocess == 0) /* we are a new child */ | |
a0d0e21e LW |
546 | PUSHi(0); |
547 | else | |
548 | RETPUSHUNDEF; | |
549 | RETURN; | |
550 | } | |
551 | ||
552 | PP(pp_close) | |
553 | { | |
39644a26 | 554 | dSP; |
a0d0e21e | 555 | GV *gv; |
1d603a67 | 556 | MAGIC *mg; |
a0d0e21e LW |
557 | |
558 | if (MAXARG == 0) | |
3280af22 | 559 | gv = PL_defoutgv; |
a0d0e21e LW |
560 | else |
561 | gv = (GV*)POPs; | |
1d603a67 | 562 | |
14befaf4 | 563 | if ((mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) { |
1d603a67 | 564 | PUSHMARK(SP); |
33c27489 | 565 | XPUSHs(SvTIED_obj((SV*)gv, mg)); |
1d603a67 GB |
566 | PUTBACK; |
567 | ENTER; | |
864dbfa3 | 568 | call_method("CLOSE", G_SCALAR); |
1d603a67 GB |
569 | LEAVE; |
570 | SPAGAIN; | |
571 | RETURN; | |
572 | } | |
a0d0e21e | 573 | EXTEND(SP, 1); |
54310121 | 574 | PUSHs(boolSV(do_close(gv, TRUE))); |
a0d0e21e LW |
575 | RETURN; |
576 | } | |
577 | ||
578 | PP(pp_pipe_op) | |
579 | { | |
a0d0e21e | 580 | #ifdef HAS_PIPE |
9cad6237 | 581 | dSP; |
a0d0e21e LW |
582 | GV *rgv; |
583 | GV *wgv; | |
584 | register IO *rstio; | |
585 | register IO *wstio; | |
586 | int fd[2]; | |
587 | ||
588 | wgv = (GV*)POPs; | |
589 | rgv = (GV*)POPs; | |
590 | ||
591 | if (!rgv || !wgv) | |
592 | goto badexit; | |
593 | ||
4633a7c4 | 594 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
cea2e8a9 | 595 | DIE(aTHX_ PL_no_usym, "filehandle"); |
a0d0e21e LW |
596 | rstio = GvIOn(rgv); |
597 | wstio = GvIOn(wgv); | |
598 | ||
599 | if (IoIFP(rstio)) | |
600 | do_close(rgv, FALSE); | |
601 | if (IoIFP(wstio)) | |
602 | do_close(wgv, FALSE); | |
603 | ||
6ad3d225 | 604 | if (PerlProc_pipe(fd) < 0) |
a0d0e21e LW |
605 | goto badexit; |
606 | ||
760ac839 LW |
607 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"); |
608 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"); | |
a0d0e21e | 609 | IoIFP(wstio) = IoOFP(wstio); |
50952442 JH |
610 | IoTYPE(rstio) = IoTYPE_RDONLY; |
611 | IoTYPE(wstio) = IoTYPE_WRONLY; | |
a0d0e21e LW |
612 | |
613 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 614 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
6ad3d225 | 615 | else PerlLIO_close(fd[0]); |
760ac839 | 616 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
6ad3d225 | 617 | else PerlLIO_close(fd[1]); |
a0d0e21e LW |
618 | goto badexit; |
619 | } | |
4771b018 GS |
620 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
621 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
622 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
623 | #endif | |
a0d0e21e LW |
624 | RETPUSHYES; |
625 | ||
626 | badexit: | |
627 | RETPUSHUNDEF; | |
628 | #else | |
cea2e8a9 | 629 | DIE(aTHX_ PL_no_func, "pipe"); |
a0d0e21e LW |
630 | #endif |
631 | } | |
632 | ||
633 | PP(pp_fileno) | |
634 | { | |
39644a26 | 635 | dSP; dTARGET; |
a0d0e21e LW |
636 | GV *gv; |
637 | IO *io; | |
760ac839 | 638 | PerlIO *fp; |
4592e6ca NIS |
639 | MAGIC *mg; |
640 | ||
a0d0e21e LW |
641 | if (MAXARG < 1) |
642 | RETPUSHUNDEF; | |
643 | gv = (GV*)POPs; | |
4592e6ca | 644 | |
14befaf4 | 645 | if (gv && (mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) { |
4592e6ca NIS |
646 | PUSHMARK(SP); |
647 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
648 | PUTBACK; | |
649 | ENTER; | |
864dbfa3 | 650 | call_method("FILENO", G_SCALAR); |
4592e6ca NIS |
651 | LEAVE; |
652 | SPAGAIN; | |
653 | RETURN; | |
654 | } | |
655 | ||
c289d2f7 JH |
656 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
657 | /* Can't do this because people seem to do things like | |
658 | defined(fileno($foo)) to check whether $foo is a valid fh. | |
659 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
660 | report_evil_fh(gv, io, PL_op->op_type); | |
661 | */ | |
a0d0e21e | 662 | RETPUSHUNDEF; |
c289d2f7 JH |
663 | } |
664 | ||
760ac839 | 665 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
666 | RETURN; |
667 | } | |
668 | ||
669 | PP(pp_umask) | |
670 | { | |
39644a26 | 671 | dSP; dTARGET; |
d7e492a4 | 672 | #ifdef HAS_UMASK |
761237fe | 673 | Mode_t anum; |
a0d0e21e | 674 | |
a0d0e21e | 675 | if (MAXARG < 1) { |
6ad3d225 GS |
676 | anum = PerlLIO_umask(0); |
677 | (void)PerlLIO_umask(anum); | |
a0d0e21e LW |
678 | } |
679 | else | |
6ad3d225 | 680 | anum = PerlLIO_umask(POPi); |
a0d0e21e LW |
681 | TAINT_PROPER("umask"); |
682 | XPUSHi(anum); | |
683 | #else | |
eec2d3df GS |
684 | /* Only DIE if trying to restrict permissions on `user' (self). |
685 | * Otherwise it's harmless and more useful to just return undef | |
686 | * since 'group' and 'other' concepts probably don't exist here. */ | |
687 | if (MAXARG >= 1 && (POPi & 0700)) | |
cea2e8a9 | 688 | DIE(aTHX_ "umask not implemented"); |
6b88bc9c | 689 | XPUSHs(&PL_sv_undef); |
a0d0e21e LW |
690 | #endif |
691 | RETURN; | |
692 | } | |
693 | ||
694 | PP(pp_binmode) | |
695 | { | |
39644a26 | 696 | dSP; |
a0d0e21e LW |
697 | GV *gv; |
698 | IO *io; | |
760ac839 | 699 | PerlIO *fp; |
4592e6ca | 700 | MAGIC *mg; |
16fe6d59 | 701 | SV *discp = Nullsv; |
a0d0e21e LW |
702 | |
703 | if (MAXARG < 1) | |
704 | RETPUSHUNDEF; | |
60382766 | 705 | if (MAXARG > 1) { |
16fe6d59 | 706 | discp = POPs; |
60382766 | 707 | } |
a0d0e21e | 708 | |
301e8125 | 709 | gv = (GV*)POPs; |
4592e6ca | 710 | |
14befaf4 | 711 | if (gv && (mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) { |
4592e6ca NIS |
712 | PUSHMARK(SP); |
713 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
16fe6d59 GS |
714 | if (discp) |
715 | XPUSHs(discp); | |
4592e6ca NIS |
716 | PUTBACK; |
717 | ENTER; | |
864dbfa3 | 718 | call_method("BINMODE", G_SCALAR); |
4592e6ca NIS |
719 | LEAVE; |
720 | SPAGAIN; | |
721 | RETURN; | |
722 | } | |
a0d0e21e LW |
723 | |
724 | EXTEND(SP, 1); | |
50f846a7 | 725 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
c289d2f7 JH |
726 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
727 | report_evil_fh(gv, io, PL_op->op_type); | |
50f846a7 SC |
728 | RETPUSHUNDEF; |
729 | } | |
a0d0e21e | 730 | |
60382766 NIS |
731 | if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), |
732 | (discp) ? SvPV_nolen(discp) : Nullch)) | |
a0d0e21e LW |
733 | RETPUSHYES; |
734 | else | |
735 | RETPUSHUNDEF; | |
a0d0e21e LW |
736 | } |
737 | ||
738 | PP(pp_tie) | |
739 | { | |
39644a26 | 740 | dSP; |
e336de0d | 741 | dMARK; |
a0d0e21e LW |
742 | SV *varsv; |
743 | HV* stash; | |
744 | GV *gv; | |
a0d0e21e | 745 | SV *sv; |
3280af22 | 746 | I32 markoff = MARK - PL_stack_base; |
a0d0e21e | 747 | char *methname; |
14befaf4 | 748 | int how = PERL_MAGIC_tied; |
e336de0d | 749 | U32 items; |
2d8e6c8d | 750 | STRLEN n_a; |
a0d0e21e | 751 | |
e336de0d | 752 | varsv = *++MARK; |
6b05c17a NIS |
753 | switch(SvTYPE(varsv)) { |
754 | case SVt_PVHV: | |
755 | methname = "TIEHASH"; | |
756 | break; | |
757 | case SVt_PVAV: | |
758 | methname = "TIEARRAY"; | |
759 | break; | |
760 | case SVt_PVGV: | |
7fb37951 AMS |
761 | #ifdef GV_UNIQUE_CHECK |
762 | if (GvUNIQUE((GV*)varsv)) { | |
763 | Perl_croak(aTHX_ "Attempt to tie unique GV"); | |
5bd07a3d DM |
764 | } |
765 | #endif | |
6b05c17a | 766 | methname = "TIEHANDLE"; |
14befaf4 | 767 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
768 | break; |
769 | default: | |
770 | methname = "TIESCALAR"; | |
14befaf4 | 771 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
772 | break; |
773 | } | |
e336de0d GS |
774 | items = SP - MARK++; |
775 | if (sv_isobject(*MARK)) { | |
6b05c17a | 776 | ENTER; |
e788e7d3 | 777 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d GS |
778 | PUSHMARK(SP); |
779 | EXTEND(SP,items); | |
780 | while (items--) | |
781 | PUSHs(*MARK++); | |
782 | PUTBACK; | |
864dbfa3 | 783 | call_method(methname, G_SCALAR); |
301e8125 | 784 | } |
6b05c17a | 785 | else { |
864dbfa3 | 786 | /* Not clear why we don't call call_method here too. |
6b05c17a NIS |
787 | * perhaps to get different error message ? |
788 | */ | |
e336de0d | 789 | stash = gv_stashsv(*MARK, FALSE); |
6b05c17a | 790 | if (!stash || !(gv = gv_fetchmethod(stash, methname))) { |
cea2e8a9 | 791 | DIE(aTHX_ "Can't locate object method \"%s\" via package \"%s\"", |
301e8125 | 792 | methname, SvPV(*MARK,n_a)); |
6b05c17a NIS |
793 | } |
794 | ENTER; | |
e788e7d3 | 795 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d GS |
796 | PUSHMARK(SP); |
797 | EXTEND(SP,items); | |
798 | while (items--) | |
799 | PUSHs(*MARK++); | |
800 | PUTBACK; | |
864dbfa3 | 801 | call_sv((SV*)GvCV(gv), G_SCALAR); |
6b05c17a | 802 | } |
a0d0e21e LW |
803 | SPAGAIN; |
804 | ||
805 | sv = TOPs; | |
d3acc0f7 | 806 | POPSTACK; |
a0d0e21e | 807 | if (sv_isobject(sv)) { |
33c27489 | 808 | sv_unmagic(varsv, how); |
ae21d580 JH |
809 | /* Croak if a self-tie on an aggregate is attempted. */ |
810 | if (varsv == SvRV(sv) && | |
811 | (SvTYPE(sv) == SVt_PVAV || | |
812 | SvTYPE(sv) == SVt_PVHV)) | |
813 | Perl_croak(aTHX_ | |
814 | "Self-ties of arrays and hashes are not supported"); | |
68a4a7e4 | 815 | sv_magic(varsv, sv, how, Nullch, 0); |
a0d0e21e LW |
816 | } |
817 | LEAVE; | |
3280af22 | 818 | SP = PL_stack_base + markoff; |
a0d0e21e LW |
819 | PUSHs(sv); |
820 | RETURN; | |
821 | } | |
822 | ||
823 | PP(pp_untie) | |
824 | { | |
39644a26 | 825 | dSP; |
33c27489 | 826 | SV *sv = POPs; |
14befaf4 DM |
827 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
828 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
55497cff | 829 | |
cbdc8872 | 830 | MAGIC * mg ; |
155aba94 | 831 | if ((mg = SvTIED_mg(sv, how))) { |
a29a5827 NIS |
832 | SV *obj = SvRV(mg->mg_obj); |
833 | GV *gv; | |
834 | CV *cv = NULL; | |
a29a5827 NIS |
835 | if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && |
836 | isGV(gv) && (cv = GvCV(gv))) { | |
837 | PUSHMARK(SP); | |
838 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
301e8125 | 839 | XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); |
a29a5827 NIS |
840 | PUTBACK; |
841 | ENTER; | |
842 | call_sv((SV *)cv, G_VOID); | |
843 | LEAVE; | |
844 | SPAGAIN; | |
cbdc8872 | 845 | } |
301e8125 NIS |
846 | else if (ckWARN(WARN_UNTIE)) { |
847 | if (mg && SvREFCNT(obj) > 1) | |
848 | Perl_warner(aTHX_ WARN_UNTIE, | |
849 | "untie attempted while %"UVuf" inner references still exist", | |
850 | (UV)SvREFCNT(obj) - 1 ) ; | |
851 | } | |
cbdc8872 | 852 | } |
33c27489 | 853 | sv_unmagic(sv, how); |
55497cff | 854 | RETPUSHYES; |
a0d0e21e LW |
855 | } |
856 | ||
c07a80fd | 857 | PP(pp_tied) |
858 | { | |
39644a26 | 859 | dSP; |
33c27489 | 860 | SV *sv = POPs; |
14befaf4 DM |
861 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
862 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
33c27489 | 863 | MAGIC *mg; |
c07a80fd | 864 | |
155aba94 | 865 | if ((mg = SvTIED_mg(sv, how))) { |
33c27489 GS |
866 | SV *osv = SvTIED_obj(sv, mg); |
867 | if (osv == mg->mg_obj) | |
868 | osv = sv_mortalcopy(osv); | |
869 | PUSHs(osv); | |
870 | RETURN; | |
c07a80fd | 871 | } |
c07a80fd | 872 | RETPUSHUNDEF; |
873 | } | |
874 | ||
a0d0e21e LW |
875 | PP(pp_dbmopen) |
876 | { | |
39644a26 | 877 | dSP; |
a0d0e21e LW |
878 | HV *hv; |
879 | dPOPPOPssrl; | |
880 | HV* stash; | |
881 | GV *gv; | |
a0d0e21e LW |
882 | SV *sv; |
883 | ||
884 | hv = (HV*)POPs; | |
885 | ||
3280af22 | 886 | sv = sv_mortalcopy(&PL_sv_no); |
a0d0e21e LW |
887 | sv_setpv(sv, "AnyDBM_File"); |
888 | stash = gv_stashsv(sv, FALSE); | |
8ebc5c01 | 889 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) { |
a0d0e21e | 890 | PUTBACK; |
864dbfa3 | 891 | require_pv("AnyDBM_File.pm"); |
a0d0e21e | 892 | SPAGAIN; |
8ebc5c01 | 893 | if (!(gv = gv_fetchmethod(stash, "TIEHASH"))) |
cea2e8a9 | 894 | DIE(aTHX_ "No dbm on this machine"); |
a0d0e21e LW |
895 | } |
896 | ||
57d3b86d | 897 | ENTER; |
924508f0 | 898 | PUSHMARK(SP); |
6b05c17a | 899 | |
924508f0 | 900 | EXTEND(SP, 5); |
a0d0e21e LW |
901 | PUSHs(sv); |
902 | PUSHs(left); | |
903 | if (SvIV(right)) | |
b448e4fe | 904 | PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT))); |
a0d0e21e | 905 | else |
b448e4fe | 906 | PUSHs(sv_2mortal(newSVuv(O_RDWR))); |
a0d0e21e | 907 | PUSHs(right); |
57d3b86d | 908 | PUTBACK; |
864dbfa3 | 909 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
910 | SPAGAIN; |
911 | ||
912 | if (!sv_isobject(TOPs)) { | |
924508f0 GS |
913 | SP--; |
914 | PUSHMARK(SP); | |
a0d0e21e LW |
915 | PUSHs(sv); |
916 | PUSHs(left); | |
b448e4fe | 917 | PUSHs(sv_2mortal(newSVuv(O_RDONLY))); |
a0d0e21e | 918 | PUSHs(right); |
a0d0e21e | 919 | PUTBACK; |
864dbfa3 | 920 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
921 | SPAGAIN; |
922 | } | |
923 | ||
6b05c17a | 924 | if (sv_isobject(TOPs)) { |
14befaf4 DM |
925 | sv_unmagic((SV *) hv, PERL_MAGIC_tied); |
926 | sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); | |
6b05c17a | 927 | } |
a0d0e21e LW |
928 | LEAVE; |
929 | RETURN; | |
930 | } | |
931 | ||
932 | PP(pp_dbmclose) | |
933 | { | |
cea2e8a9 | 934 | return pp_untie(); |
a0d0e21e LW |
935 | } |
936 | ||
937 | PP(pp_sselect) | |
938 | { | |
a0d0e21e | 939 | #ifdef HAS_SELECT |
9cad6237 | 940 | dSP; dTARGET; |
a0d0e21e LW |
941 | register I32 i; |
942 | register I32 j; | |
943 | register char *s; | |
944 | register SV *sv; | |
65202027 | 945 | NV value; |
a0d0e21e LW |
946 | I32 maxlen = 0; |
947 | I32 nfound; | |
948 | struct timeval timebuf; | |
949 | struct timeval *tbuf = &timebuf; | |
950 | I32 growsize; | |
951 | char *fd_sets[4]; | |
2d8e6c8d | 952 | STRLEN n_a; |
a0d0e21e LW |
953 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
954 | I32 masksize; | |
955 | I32 offset; | |
956 | I32 k; | |
957 | ||
958 | # if BYTEORDER & 0xf0000 | |
959 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
960 | # else | |
961 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
962 | # endif | |
963 | ||
964 | #endif | |
965 | ||
966 | SP -= 4; | |
967 | for (i = 1; i <= 3; i++) { | |
968 | if (!SvPOK(SP[i])) | |
969 | continue; | |
970 | j = SvCUR(SP[i]); | |
971 | if (maxlen < j) | |
972 | maxlen = j; | |
973 | } | |
974 | ||
5ff3f7a4 | 975 | /* little endians can use vecs directly */ |
a0d0e21e | 976 | #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 |
5ff3f7a4 | 977 | # if SELECT_MIN_BITS > 1 |
f2da832e JH |
978 | /* If SELECT_MIN_BITS is greater than one we most probably will want |
979 | * to align the sizes with SELECT_MIN_BITS/8 because for example | |
980 | * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital | |
f556e5b9 | 981 | * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates |
8f1f23e8 | 982 | * on (sets/tests/clears bits) is 32 bits. */ |
f2da832e | 983 | growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8))); |
5ff3f7a4 | 984 | # else |
4633a7c4 | 985 | growsize = sizeof(fd_set); |
5ff3f7a4 GS |
986 | # endif |
987 | # else | |
988 | # ifdef NFDBITS | |
a0d0e21e | 989 | |
5ff3f7a4 GS |
990 | # ifndef NBBY |
991 | # define NBBY 8 | |
992 | # endif | |
a0d0e21e LW |
993 | |
994 | masksize = NFDBITS / NBBY; | |
5ff3f7a4 | 995 | # else |
a0d0e21e | 996 | masksize = sizeof(long); /* documented int, everyone seems to use long */ |
5ff3f7a4 | 997 | # endif |
a0d0e21e LW |
998 | growsize = maxlen + (masksize - (maxlen % masksize)); |
999 | Zero(&fd_sets[0], 4, char*); | |
1000 | #endif | |
1001 | ||
1002 | sv = SP[4]; | |
1003 | if (SvOK(sv)) { | |
1004 | value = SvNV(sv); | |
1005 | if (value < 0.0) | |
1006 | value = 0.0; | |
1007 | timebuf.tv_sec = (long)value; | |
65202027 | 1008 | value -= (NV)timebuf.tv_sec; |
a0d0e21e LW |
1009 | timebuf.tv_usec = (long)(value * 1000000.0); |
1010 | } | |
1011 | else | |
1012 | tbuf = Null(struct timeval*); | |
1013 | ||
1014 | for (i = 1; i <= 3; i++) { | |
1015 | sv = SP[i]; | |
1016 | if (!SvOK(sv)) { | |
1017 | fd_sets[i] = 0; | |
1018 | continue; | |
1019 | } | |
1020 | else if (!SvPOK(sv)) | |
2d8e6c8d | 1021 | SvPV_force(sv,n_a); /* force string conversion */ |
a0d0e21e LW |
1022 | j = SvLEN(sv); |
1023 | if (j < growsize) { | |
1024 | Sv_Grow(sv, growsize); | |
a0d0e21e | 1025 | } |
c07a80fd | 1026 | j = SvCUR(sv); |
1027 | s = SvPVX(sv) + j; | |
1028 | while (++j <= growsize) { | |
1029 | *s++ = '\0'; | |
1030 | } | |
1031 | ||
a0d0e21e LW |
1032 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1033 | s = SvPVX(sv); | |
1034 | New(403, fd_sets[i], growsize, char); | |
1035 | for (offset = 0; offset < growsize; offset += masksize) { | |
1036 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1037 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
1038 | } | |
1039 | #else | |
1040 | fd_sets[i] = SvPVX(sv); | |
1041 | #endif | |
1042 | } | |
1043 | ||
6ad3d225 | 1044 | nfound = PerlSock_select( |
a0d0e21e LW |
1045 | maxlen * 8, |
1046 | (Select_fd_set_t) fd_sets[1], | |
1047 | (Select_fd_set_t) fd_sets[2], | |
1048 | (Select_fd_set_t) fd_sets[3], | |
1049 | tbuf); | |
1050 | for (i = 1; i <= 3; i++) { | |
1051 | if (fd_sets[i]) { | |
1052 | sv = SP[i]; | |
1053 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1054 | s = SvPVX(sv); | |
1055 | for (offset = 0; offset < growsize; offset += masksize) { | |
1056 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1057 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
1058 | } | |
1059 | Safefree(fd_sets[i]); | |
1060 | #endif | |
1061 | SvSETMAGIC(sv); | |
1062 | } | |
1063 | } | |
1064 | ||
1065 | PUSHi(nfound); | |
1066 | if (GIMME == G_ARRAY && tbuf) { | |
65202027 DS |
1067 | value = (NV)(timebuf.tv_sec) + |
1068 | (NV)(timebuf.tv_usec) / 1000000.0; | |
3280af22 | 1069 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
1070 | sv_setnv(sv, value); |
1071 | } | |
1072 | RETURN; | |
1073 | #else | |
cea2e8a9 | 1074 | DIE(aTHX_ "select not implemented"); |
a0d0e21e LW |
1075 | #endif |
1076 | } | |
1077 | ||
4633a7c4 | 1078 | void |
864dbfa3 | 1079 | Perl_setdefout(pTHX_ GV *gv) |
4633a7c4 LW |
1080 | { |
1081 | if (gv) | |
1082 | (void)SvREFCNT_inc(gv); | |
3280af22 NIS |
1083 | if (PL_defoutgv) |
1084 | SvREFCNT_dec(PL_defoutgv); | |
1085 | PL_defoutgv = gv; | |
4633a7c4 LW |
1086 | } |
1087 | ||
a0d0e21e LW |
1088 | PP(pp_select) |
1089 | { | |
39644a26 | 1090 | dSP; dTARGET; |
4633a7c4 LW |
1091 | GV *newdefout, *egv; |
1092 | HV *hv; | |
1093 | ||
533c011a | 1094 | newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL; |
4633a7c4 | 1095 | |
3280af22 | 1096 | egv = GvEGV(PL_defoutgv); |
4633a7c4 | 1097 | if (!egv) |
3280af22 | 1098 | egv = PL_defoutgv; |
4633a7c4 LW |
1099 | hv = GvSTASH(egv); |
1100 | if (! hv) | |
3280af22 | 1101 | XPUSHs(&PL_sv_undef); |
4633a7c4 | 1102 | else { |
cbdc8872 | 1103 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
f86702cc | 1104 | if (gvp && *gvp == egv) { |
f7aaccc2 | 1105 | gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); |
f86702cc | 1106 | XPUSHTARG; |
1107 | } | |
1108 | else { | |
1109 | XPUSHs(sv_2mortal(newRV((SV*)egv))); | |
1110 | } | |
4633a7c4 LW |
1111 | } |
1112 | ||
1113 | if (newdefout) { | |
ded8aa31 GS |
1114 | if (!GvIO(newdefout)) |
1115 | gv_IOadd(newdefout); | |
4633a7c4 LW |
1116 | setdefout(newdefout); |
1117 | } | |
1118 | ||
a0d0e21e LW |
1119 | RETURN; |
1120 | } | |
1121 | ||
1122 | PP(pp_getc) | |
1123 | { | |
39644a26 | 1124 | dSP; dTARGET; |
a0d0e21e | 1125 | GV *gv; |
2ae324a7 | 1126 | MAGIC *mg; |
a0d0e21e | 1127 | |
32da55ab | 1128 | if (MAXARG == 0) |
3280af22 | 1129 | gv = PL_stdingv; |
a0d0e21e LW |
1130 | else |
1131 | gv = (GV*)POPs; | |
2ae324a7 | 1132 | |
14befaf4 | 1133 | if ((mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) { |
54310121 | 1134 | I32 gimme = GIMME_V; |
2ae324a7 | 1135 | PUSHMARK(SP); |
33c27489 | 1136 | XPUSHs(SvTIED_obj((SV*)gv, mg)); |
2ae324a7 | 1137 | PUTBACK; |
1138 | ENTER; | |
864dbfa3 | 1139 | call_method("GETC", gimme); |
2ae324a7 | 1140 | LEAVE; |
1141 | SPAGAIN; | |
54310121 | 1142 | if (gimme == G_SCALAR) |
1143 | SvSetMagicSV_nosteal(TARG, TOPs); | |
2ae324a7 | 1144 | RETURN; |
1145 | } | |
9bc64814 | 1146 | if (!gv || do_eof(gv)) /* make sure we have fp with something */ |
a0d0e21e | 1147 | RETPUSHUNDEF; |
bbce6d69 | 1148 | TAINT; |
a0d0e21e | 1149 | sv_setpv(TARG, " "); |
9bc64814 | 1150 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
7d59b7e4 NIS |
1151 | if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { |
1152 | /* Find out how many bytes the char needs */ | |
1153 | Size_t len = UTF8SKIP(SvPVX(TARG)); | |
1154 | if (len > 1) { | |
1155 | SvGROW(TARG,len+1); | |
1156 | len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); | |
1157 | SvCUR_set(TARG,1+len); | |
1158 | } | |
1159 | SvUTF8_on(TARG); | |
1160 | } | |
a0d0e21e LW |
1161 | PUSHTARG; |
1162 | RETURN; | |
1163 | } | |
1164 | ||
1165 | PP(pp_read) | |
1166 | { | |
cea2e8a9 | 1167 | return pp_sysread(); |
a0d0e21e LW |
1168 | } |
1169 | ||
76e3520e | 1170 | STATIC OP * |
cea2e8a9 | 1171 | S_doform(pTHX_ CV *cv, GV *gv, OP *retop) |
a0d0e21e | 1172 | { |
c09156bb | 1173 | register PERL_CONTEXT *cx; |
54310121 | 1174 | I32 gimme = GIMME_V; |
a0d0e21e LW |
1175 | AV* padlist = CvPADLIST(cv); |
1176 | SV** svp = AvARRAY(padlist); | |
1177 | ||
1178 | ENTER; | |
1179 | SAVETMPS; | |
1180 | ||
1181 | push_return(retop); | |
146174a9 | 1182 | PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp); |
a0d0e21e | 1183 | PUSHFORMAT(cx); |
146174a9 | 1184 | SAVEVPTR(PL_curpad); |
3280af22 | 1185 | PL_curpad = AvARRAY((AV*)svp[1]); |
a0d0e21e | 1186 | |
4633a7c4 | 1187 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
1188 | return CvSTART(cv); |
1189 | } | |
1190 | ||
1191 | PP(pp_enterwrite) | |
1192 | { | |
39644a26 | 1193 | dSP; |
a0d0e21e LW |
1194 | register GV *gv; |
1195 | register IO *io; | |
1196 | GV *fgv; | |
1197 | CV *cv; | |
1198 | ||
1199 | if (MAXARG == 0) | |
3280af22 | 1200 | gv = PL_defoutgv; |
a0d0e21e LW |
1201 | else { |
1202 | gv = (GV*)POPs; | |
1203 | if (!gv) | |
3280af22 | 1204 | gv = PL_defoutgv; |
a0d0e21e LW |
1205 | } |
1206 | EXTEND(SP, 1); | |
1207 | io = GvIO(gv); | |
1208 | if (!io) { | |
1209 | RETPUSHNO; | |
1210 | } | |
1211 | if (IoFMT_GV(io)) | |
1212 | fgv = IoFMT_GV(io); | |
1213 | else | |
1214 | fgv = gv; | |
1215 | ||
1216 | cv = GvFORM(fgv); | |
a0d0e21e | 1217 | if (!cv) { |
2dd78f96 | 1218 | char *name = NULL; |
a0d0e21e | 1219 | if (fgv) { |
748a9306 | 1220 | SV *tmpsv = sv_newmortal(); |
43693395 | 1221 | gv_efullname4(tmpsv, fgv, Nullch, FALSE); |
2dd78f96 | 1222 | name = SvPV_nolen(tmpsv); |
a0d0e21e | 1223 | } |
2dd78f96 JH |
1224 | if (name && *name) |
1225 | DIE(aTHX_ "Undefined format \"%s\" called", name); | |
cea2e8a9 | 1226 | DIE(aTHX_ "Not a format reference"); |
a0d0e21e | 1227 | } |
44a8e56a | 1228 | if (CvCLONE(cv)) |
1229 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
a0d0e21e | 1230 | |
44a8e56a | 1231 | IoFLAGS(io) &= ~IOf_DIDTOP; |
533c011a | 1232 | return doform(cv,gv,PL_op->op_next); |
a0d0e21e LW |
1233 | } |
1234 | ||
1235 | PP(pp_leavewrite) | |
1236 | { | |
39644a26 | 1237 | dSP; |
a0d0e21e LW |
1238 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; |
1239 | register IO *io = GvIOp(gv); | |
760ac839 LW |
1240 | PerlIO *ofp = IoOFP(io); |
1241 | PerlIO *fp; | |
a0d0e21e LW |
1242 | SV **newsp; |
1243 | I32 gimme; | |
c09156bb | 1244 | register PERL_CONTEXT *cx; |
a0d0e21e | 1245 | |
760ac839 | 1246 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
3280af22 | 1247 | (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); |
7ef822cd JH |
1248 | if (!io || !ofp) |
1249 | goto forget_top; | |
3280af22 NIS |
1250 | if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && |
1251 | PL_formtarget != PL_toptarget) | |
a0d0e21e | 1252 | { |
4633a7c4 LW |
1253 | GV *fgv; |
1254 | CV *cv; | |
a0d0e21e LW |
1255 | if (!IoTOP_GV(io)) { |
1256 | GV *topgv; | |
46fc3d4c | 1257 | SV *topname; |
a0d0e21e LW |
1258 | |
1259 | if (!IoTOP_NAME(io)) { | |
1260 | if (!IoFMT_NAME(io)) | |
1261 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
cea2e8a9 | 1262 | topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", IoFMT_NAME(io))); |
46fc3d4c | 1263 | topgv = gv_fetchpv(SvPVX(topname), FALSE, SVt_PVFM); |
748a9306 | 1264 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e | 1265 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
46fc3d4c | 1266 | IoTOP_NAME(io) = savepv(SvPVX(topname)); |
a0d0e21e LW |
1267 | else |
1268 | IoTOP_NAME(io) = savepv("top"); | |
1269 | } | |
1270 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
1271 | if (!topgv || !GvFORM(topgv)) { | |
1272 | IoLINES_LEFT(io) = 100000000; | |
1273 | goto forget_top; | |
1274 | } | |
1275 | IoTOP_GV(io) = topgv; | |
1276 | } | |
748a9306 LW |
1277 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
1278 | I32 lines = IoLINES_LEFT(io); | |
3280af22 | 1279 | char *s = SvPVX(PL_formtarget); |
8e07c86e AD |
1280 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
1281 | goto forget_top; | |
748a9306 LW |
1282 | while (lines-- > 0) { |
1283 | s = strchr(s, '\n'); | |
1284 | if (!s) | |
1285 | break; | |
1286 | s++; | |
1287 | } | |
1288 | if (s) { | |
d75029d0 NIS |
1289 | STRLEN save = SvCUR(PL_formtarget); |
1290 | SvCUR_set(PL_formtarget, s - SvPVX(PL_formtarget)); | |
1291 | do_print(PL_formtarget, ofp); | |
1292 | SvCUR_set(PL_formtarget, save); | |
3280af22 NIS |
1293 | sv_chop(PL_formtarget, s); |
1294 | FmLINES(PL_formtarget) -= IoLINES_LEFT(io); | |
748a9306 LW |
1295 | } |
1296 | } | |
a0d0e21e | 1297 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
d75029d0 | 1298 | do_print(PL_formfeed, ofp); |
a0d0e21e LW |
1299 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
1300 | IoPAGE(io)++; | |
3280af22 | 1301 | PL_formtarget = PL_toptarget; |
748a9306 | 1302 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
1303 | fgv = IoTOP_GV(io); |
1304 | if (!fgv) | |
cea2e8a9 | 1305 | DIE(aTHX_ "bad top format reference"); |
4633a7c4 | 1306 | cv = GvFORM(fgv); |
2dd78f96 JH |
1307 | { |
1308 | char *name = NULL; | |
1309 | if (!cv) { | |
1310 | SV *sv = sv_newmortal(); | |
1311 | gv_efullname4(sv, fgv, Nullch, FALSE); | |
1312 | name = SvPV_nolen(sv); | |
1313 | } | |
1314 | if (name && *name) | |
1315 | DIE(aTHX_ "Undefined top format \"%s\" called",name); | |
1316 | /* why no: | |
1317 | else | |
1318 | DIE(aTHX_ "Undefined top format called"); | |
1319 | ?*/ | |
4633a7c4 | 1320 | } |
44a8e56a | 1321 | if (CvCLONE(cv)) |
1322 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
533c011a | 1323 | return doform(cv,gv,PL_op); |
a0d0e21e LW |
1324 | } |
1325 | ||
1326 | forget_top: | |
3280af22 | 1327 | POPBLOCK(cx,PL_curpm); |
a0d0e21e LW |
1328 | POPFORMAT(cx); |
1329 | LEAVE; | |
1330 | ||
1331 | fp = IoOFP(io); | |
1332 | if (!fp) { | |
599cee73 | 1333 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
cb50131a | 1334 | if (IoIFP(io)) { |
2dd78f96 JH |
1335 | /* integrate with report_evil_fh()? */ |
1336 | char *name = NULL; | |
1337 | if (isGV(gv)) { | |
1338 | SV* sv = sv_newmortal(); | |
1339 | gv_efullname4(sv, gv, Nullch, FALSE); | |
1340 | name = SvPV_nolen(sv); | |
1341 | } | |
1342 | if (name && *name) | |
1343 | Perl_warner(aTHX_ WARN_IO, | |
1344 | "Filehandle %s opened only for input", name); | |
1345 | else | |
1346 | Perl_warner(aTHX_ WARN_IO, | |
1347 | "Filehandle opened only for input"); | |
cb50131a | 1348 | } |
599cee73 | 1349 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1350 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1351 | } |
3280af22 | 1352 | PUSHs(&PL_sv_no); |
a0d0e21e LW |
1353 | } |
1354 | else { | |
3280af22 | 1355 | if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) { |
599cee73 | 1356 | if (ckWARN(WARN_IO)) |
cea2e8a9 | 1357 | Perl_warner(aTHX_ WARN_IO, "page overflow"); |
a0d0e21e | 1358 | } |
d75029d0 | 1359 | if (!do_print(PL_formtarget, fp)) |
3280af22 | 1360 | PUSHs(&PL_sv_no); |
a0d0e21e | 1361 | else { |
3280af22 NIS |
1362 | FmLINES(PL_formtarget) = 0; |
1363 | SvCUR_set(PL_formtarget, 0); | |
1364 | *SvEND(PL_formtarget) = '\0'; | |
a0d0e21e | 1365 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1366 | (void)PerlIO_flush(fp); |
3280af22 | 1367 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1368 | } |
1369 | } | |
9cbac4c7 | 1370 | /* bad_ofp: */ |
3280af22 | 1371 | PL_formtarget = PL_bodytarget; |
a0d0e21e LW |
1372 | PUTBACK; |
1373 | return pop_return(); | |
1374 | } | |
1375 | ||
1376 | PP(pp_prtf) | |
1377 | { | |
39644a26 | 1378 | dSP; dMARK; dORIGMARK; |
a0d0e21e LW |
1379 | GV *gv; |
1380 | IO *io; | |
760ac839 | 1381 | PerlIO *fp; |
26db47c4 | 1382 | SV *sv; |
46fc3d4c | 1383 | MAGIC *mg; |
a0d0e21e | 1384 | |
533c011a | 1385 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e LW |
1386 | gv = (GV*)*++MARK; |
1387 | else | |
3280af22 | 1388 | gv = PL_defoutgv; |
46fc3d4c | 1389 | |
14befaf4 | 1390 | if ((mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) { |
46fc3d4c | 1391 | if (MARK == ORIGMARK) { |
4352c267 | 1392 | MEXTEND(SP, 1); |
46fc3d4c | 1393 | ++MARK; |
1394 | Move(MARK, MARK + 1, (SP - MARK) + 1, SV*); | |
1395 | ++SP; | |
1396 | } | |
1397 | PUSHMARK(MARK - 1); | |
33c27489 | 1398 | *MARK = SvTIED_obj((SV*)gv, mg); |
46fc3d4c | 1399 | PUTBACK; |
1400 | ENTER; | |
864dbfa3 | 1401 | call_method("PRINTF", G_SCALAR); |
46fc3d4c | 1402 | LEAVE; |
1403 | SPAGAIN; | |
1404 | MARK = ORIGMARK + 1; | |
1405 | *MARK = *SP; | |
1406 | SP = MARK; | |
1407 | RETURN; | |
1408 | } | |
1409 | ||
26db47c4 | 1410 | sv = NEWSV(0,0); |
a0d0e21e | 1411 | if (!(io = GvIO(gv))) { |
2dd78f96 JH |
1412 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
1413 | report_evil_fh(gv, io, PL_op->op_type); | |
748a9306 | 1414 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
1415 | goto just_say_no; |
1416 | } | |
1417 | else if (!(fp = IoOFP(io))) { | |
599cee73 | 1418 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
2dd78f96 | 1419 | /* integrate with report_evil_fh()? */ |
cb50131a | 1420 | if (IoIFP(io)) { |
2dd78f96 JH |
1421 | char *name = NULL; |
1422 | if (isGV(gv)) { | |
1423 | gv_efullname4(sv, gv, Nullch, FALSE); | |
1424 | name = SvPV_nolen(sv); | |
1425 | } | |
1426 | if (name && *name) | |
1427 | Perl_warner(aTHX_ WARN_IO, | |
1428 | "Filehandle %s opened only for input", name); | |
1429 | else | |
1430 | Perl_warner(aTHX_ WARN_IO, | |
1431 | "Filehandle opened only for input"); | |
cb50131a | 1432 | } |
599cee73 | 1433 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1434 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1435 | } |
748a9306 | 1436 | SETERRNO(EBADF,IoIFP(io)?RMS$_FAC:RMS$_IFI); |
a0d0e21e LW |
1437 | goto just_say_no; |
1438 | } | |
1439 | else { | |
1440 | do_sprintf(sv, SP - MARK, MARK + 1); | |
1441 | if (!do_print(sv, fp)) | |
1442 | goto just_say_no; | |
1443 | ||
1444 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1445 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1446 | goto just_say_no; |
1447 | } | |
1448 | SvREFCNT_dec(sv); | |
1449 | SP = ORIGMARK; | |
3280af22 | 1450 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1451 | RETURN; |
1452 | ||
1453 | just_say_no: | |
1454 | SvREFCNT_dec(sv); | |
1455 | SP = ORIGMARK; | |
3280af22 | 1456 | PUSHs(&PL_sv_undef); |
a0d0e21e LW |
1457 | RETURN; |
1458 | } | |
1459 | ||
c07a80fd | 1460 | PP(pp_sysopen) |
1461 | { | |
39644a26 | 1462 | dSP; |
c07a80fd | 1463 | GV *gv; |
c07a80fd | 1464 | SV *sv; |
1465 | char *tmps; | |
1466 | STRLEN len; | |
1467 | int mode, perm; | |
1468 | ||
1469 | if (MAXARG > 3) | |
1470 | perm = POPi; | |
1471 | else | |
1472 | perm = 0666; | |
1473 | mode = POPi; | |
1474 | sv = POPs; | |
1475 | gv = (GV *)POPs; | |
1476 | ||
4592e6ca NIS |
1477 | /* Need TIEHANDLE method ? */ |
1478 | ||
c07a80fd | 1479 | tmps = SvPV(sv, len); |
1480 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1481 | IoLINES(GvIOp(gv)) = 0; | |
3280af22 | 1482 | PUSHs(&PL_sv_yes); |
c07a80fd | 1483 | } |
1484 | else { | |
3280af22 | 1485 | PUSHs(&PL_sv_undef); |
c07a80fd | 1486 | } |
1487 | RETURN; | |
1488 | } | |
1489 | ||
a0d0e21e LW |
1490 | PP(pp_sysread) |
1491 | { | |
39644a26 | 1492 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1493 | int offset; |
1494 | GV *gv; | |
1495 | IO *io; | |
1496 | char *buffer; | |
5b54f415 | 1497 | SSize_t length; |
eb5c063a | 1498 | SSize_t count; |
1e422769 | 1499 | Sock_size_t bufsize; |
748a9306 | 1500 | SV *bufsv; |
a0d0e21e | 1501 | STRLEN blen; |
2ae324a7 | 1502 | MAGIC *mg; |
eb5c063a NIS |
1503 | int fp_utf8; |
1504 | Size_t got = 0; | |
1505 | Size_t wanted; | |
a0d0e21e LW |
1506 | |
1507 | gv = (GV*)*++MARK; | |
533c011a | 1508 | if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) && |
14befaf4 | 1509 | (mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) |
137443ea | 1510 | { |
2ae324a7 | 1511 | SV *sv; |
1512 | ||
1513 | PUSHMARK(MARK-1); | |
33c27489 | 1514 | *MARK = SvTIED_obj((SV*)gv, mg); |
2ae324a7 | 1515 | ENTER; |
864dbfa3 | 1516 | call_method("READ", G_SCALAR); |
2ae324a7 | 1517 | LEAVE; |
1518 | SPAGAIN; | |
1519 | sv = POPs; | |
1520 | SP = ORIGMARK; | |
1521 | PUSHs(sv); | |
1522 | RETURN; | |
1523 | } | |
1524 | ||
a0d0e21e LW |
1525 | if (!gv) |
1526 | goto say_undef; | |
748a9306 | 1527 | bufsv = *++MARK; |
ff68c719 | 1528 | if (! SvOK(bufsv)) |
1529 | sv_setpvn(bufsv, "", 0); | |
a0d0e21e | 1530 | length = SvIVx(*++MARK); |
748a9306 | 1531 | SETERRNO(0,0); |
a0d0e21e LW |
1532 | if (MARK < SP) |
1533 | offset = SvIVx(*++MARK); | |
1534 | else | |
1535 | offset = 0; | |
1536 | io = GvIO(gv); | |
1537 | if (!io || !IoIFP(io)) | |
1538 | goto say_undef; | |
0064a8a9 | 1539 | if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { |
7d59b7e4 | 1540 | buffer = SvPVutf8_force(bufsv, blen); |
eb5c063a NIS |
1541 | /* UTF8 may not have been set if they are all low bytes */ |
1542 | SvUTF8_on(bufsv); | |
7d59b7e4 NIS |
1543 | } |
1544 | else { | |
1545 | buffer = SvPV_force(bufsv, blen); | |
1546 | } | |
1547 | if (length < 0) | |
1548 | DIE(aTHX_ "Negative length"); | |
eb5c063a | 1549 | wanted = length; |
7d59b7e4 | 1550 | |
a0d0e21e | 1551 | #ifdef HAS_SOCKET |
533c011a | 1552 | if (PL_op->op_type == OP_RECV) { |
46fc3d4c | 1553 | char namebuf[MAXPATHLEN]; |
eec2d3df | 1554 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) |
490ab354 JH |
1555 | bufsize = sizeof (struct sockaddr_in); |
1556 | #else | |
46fc3d4c | 1557 | bufsize = sizeof namebuf; |
490ab354 | 1558 | #endif |
abf95952 IZ |
1559 | #ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ |
1560 | if (bufsize >= 256) | |
1561 | bufsize = 255; | |
1562 | #endif | |
748a9306 | 1563 | buffer = SvGROW(bufsv, length+1); |
bbce6d69 | 1564 | /* 'offset' means 'flags' here */ |
eb5c063a | 1565 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
46fc3d4c | 1566 | (struct sockaddr *)namebuf, &bufsize); |
eb5c063a | 1567 | if (count < 0) |
a0d0e21e | 1568 | RETPUSHUNDEF; |
4107cc59 OF |
1569 | #ifdef EPOC |
1570 | /* Bogus return without padding */ | |
1571 | bufsize = sizeof (struct sockaddr_in); | |
1572 | #endif | |
eb5c063a | 1573 | SvCUR_set(bufsv, count); |
748a9306 LW |
1574 | *SvEND(bufsv) = '\0'; |
1575 | (void)SvPOK_only(bufsv); | |
eb5c063a NIS |
1576 | if (fp_utf8) |
1577 | SvUTF8_on(bufsv); | |
748a9306 | 1578 | SvSETMAGIC(bufsv); |
aac0dd9a | 1579 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1580 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1581 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1582 | SP = ORIGMARK; |
46fc3d4c | 1583 | sv_setpvn(TARG, namebuf, bufsize); |
a0d0e21e LW |
1584 | PUSHs(TARG); |
1585 | RETURN; | |
1586 | } | |
1587 | #else | |
911d147d | 1588 | if (PL_op->op_type == OP_RECV) |
cea2e8a9 | 1589 | DIE(aTHX_ PL_no_sock_func, "recv"); |
a0d0e21e | 1590 | #endif |
eb5c063a NIS |
1591 | if (DO_UTF8(bufsv)) { |
1592 | /* offset adjust in characters not bytes */ | |
1593 | blen = sv_len_utf8(bufsv); | |
7d59b7e4 | 1594 | } |
bbce6d69 | 1595 | if (offset < 0) { |
1596 | if (-offset > blen) | |
cea2e8a9 | 1597 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1598 | offset += blen; |
1599 | } | |
eb5c063a NIS |
1600 | if (DO_UTF8(bufsv)) { |
1601 | /* convert offset-as-chars to offset-as-bytes */ | |
1602 | offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; | |
1603 | } | |
1604 | more_bytes: | |
cd52b7b2 | 1605 | bufsize = SvCUR(bufsv); |
eb5c063a | 1606 | buffer = SvGROW(bufsv, length+offset+1); |
cd52b7b2 | 1607 | if (offset > bufsize) { /* Zero any newly allocated space */ |
1608 | Zero(buffer+bufsize, offset-bufsize, char); | |
1609 | } | |
eb5c063a NIS |
1610 | buffer = buffer + offset; |
1611 | ||
533c011a | 1612 | if (PL_op->op_type == OP_SYSREAD) { |
a7092146 | 1613 | #ifdef PERL_SOCK_SYSREAD_IS_RECV |
50952442 | 1614 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
eb5c063a NIS |
1615 | count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), |
1616 | buffer, length, 0); | |
a7092146 GS |
1617 | } |
1618 | else | |
1619 | #endif | |
1620 | { | |
eb5c063a NIS |
1621 | count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), |
1622 | buffer, length); | |
a7092146 | 1623 | } |
a0d0e21e LW |
1624 | } |
1625 | else | |
1626 | #ifdef HAS_SOCKET__bad_code_maybe | |
50952442 | 1627 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
46fc3d4c | 1628 | char namebuf[MAXPATHLEN]; |
490ab354 JH |
1629 | #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) |
1630 | bufsize = sizeof (struct sockaddr_in); | |
1631 | #else | |
46fc3d4c | 1632 | bufsize = sizeof namebuf; |
490ab354 | 1633 | #endif |
eb5c063a | 1634 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, |
46fc3d4c | 1635 | (struct sockaddr *)namebuf, &bufsize); |
a0d0e21e LW |
1636 | } |
1637 | else | |
1638 | #endif | |
3b02c43c | 1639 | { |
eb5c063a NIS |
1640 | count = PerlIO_read(IoIFP(io), buffer, length); |
1641 | /* PerlIO_read() - like fread() returns 0 on both error and EOF */ | |
1642 | if (count == 0 && PerlIO_error(IoIFP(io))) | |
1643 | count = -1; | |
3b02c43c | 1644 | } |
eb5c063a | 1645 | if (count < 0) { |
a00b5bd3 | 1646 | if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) |
af8c498a | 1647 | { |
2dd78f96 JH |
1648 | /* integrate with report_evil_fh()? */ |
1649 | char *name = NULL; | |
1650 | if (isGV(gv)) { | |
1651 | SV* sv = sv_newmortal(); | |
1652 | gv_efullname4(sv, gv, Nullch, FALSE); | |
1653 | name = SvPV_nolen(sv); | |
1654 | } | |
1655 | if (name && *name) | |
1656 | Perl_warner(aTHX_ WARN_IO, | |
1657 | "Filehandle %s opened only for output", name); | |
1658 | else | |
1659 | Perl_warner(aTHX_ WARN_IO, | |
1660 | "Filehandle opened only for output"); | |
af8c498a | 1661 | } |
a0d0e21e | 1662 | goto say_undef; |
af8c498a | 1663 | } |
eb5c063a | 1664 | SvCUR_set(bufsv, count+(buffer - SvPVX(bufsv))); |
748a9306 LW |
1665 | *SvEND(bufsv) = '\0'; |
1666 | (void)SvPOK_only(bufsv); | |
0064a8a9 | 1667 | if (fp_utf8 && !IN_BYTES) { |
eb5c063a NIS |
1668 | /* Look at utf8 we got back and count the characters */ |
1669 | char *bend = buffer + count; | |
1670 | while (buffer < bend) { | |
1671 | STRLEN skip = UTF8SKIP(buffer); | |
1672 | if (buffer+skip > bend) { | |
1673 | /* partial character - try for rest of it */ | |
1674 | length = skip - (bend-buffer); | |
1675 | offset = bend - SvPVX(bufsv); | |
1676 | goto more_bytes; | |
1677 | } | |
1678 | else { | |
1679 | got++; | |
1680 | buffer += skip; | |
1681 | } | |
1682 | } | |
1683 | /* If we have not 'got' the number of _characters_ we 'wanted' get some more | |
1684 | provided amount read (count) was what was requested (length) | |
1685 | */ | |
1686 | if (got < wanted && count == length) { | |
1687 | length = (wanted-got); | |
1688 | offset = bend - SvPVX(bufsv); | |
1689 | goto more_bytes; | |
1690 | } | |
1691 | /* return value is character count */ | |
1692 | count = got; | |
1693 | SvUTF8_on(bufsv); | |
1694 | } | |
748a9306 | 1695 | SvSETMAGIC(bufsv); |
aac0dd9a | 1696 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1697 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1698 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1699 | SP = ORIGMARK; |
eb5c063a | 1700 | PUSHi(count); |
a0d0e21e LW |
1701 | RETURN; |
1702 | ||
1703 | say_undef: | |
1704 | SP = ORIGMARK; | |
1705 | RETPUSHUNDEF; | |
1706 | } | |
1707 | ||
1708 | PP(pp_syswrite) | |
1709 | { | |
39644a26 | 1710 | dSP; |
092bebab JH |
1711 | int items = (SP - PL_stack_base) - TOPMARK; |
1712 | if (items == 2) { | |
9f089d78 | 1713 | SV *sv; |
092bebab | 1714 | EXTEND(SP, 1); |
9f089d78 SB |
1715 | sv = sv_2mortal(newSViv(sv_len(*SP))); |
1716 | PUSHs(sv); | |
092bebab JH |
1717 | PUTBACK; |
1718 | } | |
cea2e8a9 | 1719 | return pp_send(); |
a0d0e21e LW |
1720 | } |
1721 | ||
1722 | PP(pp_send) | |
1723 | { | |
39644a26 | 1724 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1725 | GV *gv; |
1726 | IO *io; | |
748a9306 | 1727 | SV *bufsv; |
a0d0e21e | 1728 | char *buffer; |
8c99d73e GS |
1729 | Size_t length; |
1730 | SSize_t retval; | |
a0d0e21e | 1731 | STRLEN blen; |
1d603a67 | 1732 | MAGIC *mg; |
a0d0e21e LW |
1733 | |
1734 | gv = (GV*)*++MARK; | |
14befaf4 DM |
1735 | if (PL_op->op_type == OP_SYSWRITE |
1736 | && (mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) | |
1737 | { | |
1d603a67 GB |
1738 | SV *sv; |
1739 | ||
1740 | PUSHMARK(MARK-1); | |
33c27489 | 1741 | *MARK = SvTIED_obj((SV*)gv, mg); |
1d603a67 | 1742 | ENTER; |
864dbfa3 | 1743 | call_method("WRITE", G_SCALAR); |
1d603a67 GB |
1744 | LEAVE; |
1745 | SPAGAIN; | |
1746 | sv = POPs; | |
1747 | SP = ORIGMARK; | |
1748 | PUSHs(sv); | |
1749 | RETURN; | |
1750 | } | |
a0d0e21e LW |
1751 | if (!gv) |
1752 | goto say_undef; | |
748a9306 | 1753 | bufsv = *++MARK; |
8c99d73e | 1754 | #if Size_t_size > IVSIZE |
3c001241 | 1755 | length = (Size_t)SvNVx(*++MARK); |
146174a9 | 1756 | #else |
3c001241 | 1757 | length = (Size_t)SvIVx(*++MARK); |
146174a9 | 1758 | #endif |
3c001241 | 1759 | if ((SSize_t)length < 0) |
cea2e8a9 | 1760 | DIE(aTHX_ "Negative length"); |
748a9306 | 1761 | SETERRNO(0,0); |
a0d0e21e LW |
1762 | io = GvIO(gv); |
1763 | if (!io || !IoIFP(io)) { | |
8c99d73e | 1764 | retval = -1; |
bc37a18f RG |
1765 | if (ckWARN(WARN_CLOSED)) |
1766 | report_evil_fh(gv, io, PL_op->op_type); | |
7d59b7e4 NIS |
1767 | goto say_undef; |
1768 | } | |
1769 | ||
1770 | if (PerlIO_isutf8(IoIFP(io))) { | |
1771 | buffer = SvPVutf8(bufsv, blen); | |
a0d0e21e | 1772 | } |
7d59b7e4 NIS |
1773 | else { |
1774 | if (DO_UTF8(bufsv)) | |
1775 | sv_utf8_downgrade(bufsv, FALSE); | |
1776 | buffer = SvPV(bufsv, blen); | |
1777 | } | |
1778 | ||
1779 | if (PL_op->op_type == OP_SYSWRITE) { | |
1780 | IV offset; | |
1781 | if (DO_UTF8(bufsv)) { | |
1782 | /* length and offset are in chars */ | |
1783 | blen = sv_len_utf8(bufsv); | |
1784 | } | |
bbce6d69 | 1785 | if (MARK < SP) { |
a0d0e21e | 1786 | offset = SvIVx(*++MARK); |
bbce6d69 | 1787 | if (offset < 0) { |
1788 | if (-offset > blen) | |
cea2e8a9 | 1789 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1790 | offset += blen; |
fb73857a | 1791 | } else if (offset >= blen && blen > 0) |
cea2e8a9 | 1792 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1793 | } else |
a0d0e21e LW |
1794 | offset = 0; |
1795 | if (length > blen - offset) | |
1796 | length = blen - offset; | |
7d59b7e4 | 1797 | if (DO_UTF8(bufsv)) { |
c8d31a35 | 1798 | buffer = (char*)utf8_hop((U8 *)buffer, offset); |
7d59b7e4 NIS |
1799 | length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; |
1800 | } | |
1801 | else { | |
1802 | buffer = buffer+offset; | |
1803 | } | |
a7092146 | 1804 | #ifdef PERL_SOCK_SYSWRITE_IS_SEND |
50952442 | 1805 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
8c99d73e | 1806 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1807 | buffer, length, 0); |
a7092146 GS |
1808 | } |
1809 | else | |
1810 | #endif | |
1811 | { | |
94e4c244 | 1812 | /* See the note at doio.c:do_print about filesize limits. --jhi */ |
8c99d73e | 1813 | retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1814 | buffer, length); |
a7092146 | 1815 | } |
a0d0e21e LW |
1816 | } |
1817 | #ifdef HAS_SOCKET | |
1818 | else if (SP > MARK) { | |
1819 | char *sockbuf; | |
1820 | STRLEN mlen; | |
1821 | sockbuf = SvPVx(*++MARK, mlen); | |
7d59b7e4 | 1822 | /* length is really flags */ |
8c99d73e GS |
1823 | retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, |
1824 | length, (struct sockaddr *)sockbuf, mlen); | |
a0d0e21e LW |
1825 | } |
1826 | else | |
7d59b7e4 | 1827 | /* length is really flags */ |
8c99d73e | 1828 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1829 | #else |
1830 | else | |
cea2e8a9 | 1831 | DIE(aTHX_ PL_no_sock_func, "send"); |
a0d0e21e | 1832 | #endif |
8c99d73e | 1833 | if (retval < 0) |
a0d0e21e LW |
1834 | goto say_undef; |
1835 | SP = ORIGMARK; | |
8c99d73e GS |
1836 | #if Size_t_size > IVSIZE |
1837 | PUSHn(retval); | |
1838 | #else | |
1839 | PUSHi(retval); | |
1840 | #endif | |
a0d0e21e LW |
1841 | RETURN; |
1842 | ||
1843 | say_undef: | |
1844 | SP = ORIGMARK; | |
1845 | RETPUSHUNDEF; | |
1846 | } | |
1847 | ||
1848 | PP(pp_recv) | |
1849 | { | |
cea2e8a9 | 1850 | return pp_sysread(); |
a0d0e21e LW |
1851 | } |
1852 | ||
1853 | PP(pp_eof) | |
1854 | { | |
39644a26 | 1855 | dSP; |
a0d0e21e | 1856 | GV *gv; |
4592e6ca | 1857 | MAGIC *mg; |
a0d0e21e | 1858 | |
32da55ab | 1859 | if (MAXARG == 0) { |
146174a9 CB |
1860 | if (PL_op->op_flags & OPf_SPECIAL) { /* eof() */ |
1861 | IO *io; | |
1862 | gv = PL_last_in_gv = PL_argvgv; | |
1863 | io = GvIO(gv); | |
1864 | if (io && !IoIFP(io)) { | |
1865 | if ((IoFLAGS(io) & IOf_START) && av_len(GvAVn(gv)) < 0) { | |
1866 | IoLINES(io) = 0; | |
1867 | IoFLAGS(io) &= ~IOf_START; | |
1868 | do_open(gv, "-", 1, FALSE, O_RDONLY, 0, Nullfp); | |
1869 | sv_setpvn(GvSV(gv), "-", 1); | |
1870 | SvSETMAGIC(GvSV(gv)); | |
1871 | } | |
1872 | else if (!nextargv(gv)) | |
1873 | RETPUSHYES; | |
1874 | } | |
1875 | } | |
1876 | else | |
1877 | gv = PL_last_in_gv; /* eof */ | |
1878 | } | |
a0d0e21e | 1879 | else |
146174a9 | 1880 | gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */ |
4592e6ca | 1881 | |
14befaf4 | 1882 | if (gv && (mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) { |
4592e6ca NIS |
1883 | PUSHMARK(SP); |
1884 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
1885 | PUTBACK; | |
1886 | ENTER; | |
864dbfa3 | 1887 | call_method("EOF", G_SCALAR); |
4592e6ca NIS |
1888 | LEAVE; |
1889 | SPAGAIN; | |
1890 | RETURN; | |
1891 | } | |
1892 | ||
54310121 | 1893 | PUSHs(boolSV(!gv || do_eof(gv))); |
a0d0e21e LW |
1894 | RETURN; |
1895 | } | |
1896 | ||
1897 | PP(pp_tell) | |
1898 | { | |
39644a26 | 1899 | dSP; dTARGET; |
301e8125 | 1900 | GV *gv; |
4592e6ca | 1901 | MAGIC *mg; |
a0d0e21e | 1902 | |
32da55ab | 1903 | if (MAXARG == 0) |
3280af22 | 1904 | gv = PL_last_in_gv; |
a0d0e21e | 1905 | else |
3280af22 | 1906 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 1907 | |
14befaf4 | 1908 | if (gv && (mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) { |
4592e6ca NIS |
1909 | PUSHMARK(SP); |
1910 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
1911 | PUTBACK; | |
1912 | ENTER; | |
864dbfa3 | 1913 | call_method("TELL", G_SCALAR); |
4592e6ca NIS |
1914 | LEAVE; |
1915 | SPAGAIN; | |
1916 | RETURN; | |
1917 | } | |
1918 | ||
146174a9 CB |
1919 | #if LSEEKSIZE > IVSIZE |
1920 | PUSHn( do_tell(gv) ); | |
1921 | #else | |
a0d0e21e | 1922 | PUSHi( do_tell(gv) ); |
146174a9 | 1923 | #endif |
a0d0e21e LW |
1924 | RETURN; |
1925 | } | |
1926 | ||
1927 | PP(pp_seek) | |
1928 | { | |
cea2e8a9 | 1929 | return pp_sysseek(); |
137443ea | 1930 | } |
1931 | ||
1932 | PP(pp_sysseek) | |
1933 | { | |
39644a26 | 1934 | dSP; |
a0d0e21e LW |
1935 | GV *gv; |
1936 | int whence = POPi; | |
146174a9 CB |
1937 | #if LSEEKSIZE > IVSIZE |
1938 | Off_t offset = (Off_t)SvNVx(POPs); | |
1939 | #else | |
d9b3e12d | 1940 | Off_t offset = (Off_t)SvIVx(POPs); |
146174a9 | 1941 | #endif |
4592e6ca | 1942 | MAGIC *mg; |
a0d0e21e | 1943 | |
3280af22 | 1944 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 1945 | |
14befaf4 | 1946 | if (gv && (mg = SvTIED_mg((SV*)gv, PERL_MAGIC_tiedscalar))) { |
4592e6ca NIS |
1947 | PUSHMARK(SP); |
1948 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
cb50131a CB |
1949 | #if LSEEKSIZE > IVSIZE |
1950 | XPUSHs(sv_2mortal(newSVnv((NV) offset))); | |
1951 | #else | |
b448e4fe | 1952 | XPUSHs(sv_2mortal(newSViv(offset))); |
cb50131a | 1953 | #endif |
b448e4fe | 1954 | XPUSHs(sv_2mortal(newSViv(whence))); |
4592e6ca NIS |
1955 | PUTBACK; |
1956 | ENTER; | |
864dbfa3 | 1957 | call_method("SEEK", G_SCALAR); |
4592e6ca NIS |
1958 | LEAVE; |
1959 | SPAGAIN; | |
1960 | RETURN; | |
1961 | } | |
1962 | ||
533c011a | 1963 | if (PL_op->op_type == OP_SEEK) |
8903cb82 | 1964 | PUSHs(boolSV(do_seek(gv, offset, whence))); |
1965 | else { | |
b448e4fe JH |
1966 | Off_t sought = do_sysseek(gv, offset, whence); |
1967 | if (sought < 0) | |
146174a9 CB |
1968 | PUSHs(&PL_sv_undef); |
1969 | else { | |
b448e4fe | 1970 | SV* sv = sought ? |
146174a9 | 1971 | #if LSEEKSIZE > IVSIZE |
b448e4fe | 1972 | newSVnv((NV)sought) |
146174a9 | 1973 | #else |
b448e4fe | 1974 | newSViv(sought) |
146174a9 CB |
1975 | #endif |
1976 | : newSVpvn(zero_but_true, ZBTLEN); | |
1977 | PUSHs(sv_2mortal(sv)); | |
1978 | } | |
8903cb82 | 1979 | } |
a0d0e21e LW |
1980 | RETURN; |
1981 | } | |
1982 | ||
1983 | PP(pp_truncate) | |
1984 | { | |
39644a26 | 1985 | dSP; |
8c99d73e GS |
1986 | /* There seems to be no consensus on the length type of truncate() |
1987 | * and ftruncate(), both off_t and size_t have supporters. In | |
1988 | * general one would think that when using large files, off_t is | |
1989 | * at least as wide as size_t, so using an off_t should be okay. */ | |
1990 | /* XXX Configure probe for the length type of *truncate() needed XXX */ | |
1991 | Off_t len; | |
a0d0e21e | 1992 | |
8c99d73e GS |
1993 | #if Size_t_size > IVSIZE |
1994 | len = (Off_t)POPn; | |
1995 | #else | |
1996 | len = (Off_t)POPi; | |
1997 | #endif | |
1998 | /* Checking for length < 0 is problematic as the type might or | |
301e8125 | 1999 | * might not be signed: if it is not, clever compilers will moan. */ |
8c99d73e | 2000 | /* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */ |
748a9306 | 2001 | SETERRNO(0,0); |
5d94fbed | 2002 | #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP) |
d05c1ba0 JH |
2003 | { |
2004 | STRLEN n_a; | |
2005 | int result = 1; | |
2006 | GV *tmpgv; | |
2007 | ||
2008 | if (PL_op->op_flags & OPf_SPECIAL) { | |
2009 | tmpgv = gv_fetchpv(POPpx, FALSE, SVt_PVIO); | |
2010 | ||
2011 | do_ftruncate: | |
2012 | TAINT_PROPER("truncate"); | |
2013 | if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv))) | |
2014 | result = 0; | |
2015 | else { | |
2016 | PerlIO_flush(IoIFP(GvIOp(tmpgv))); | |
cbdc8872 | 2017 | #ifdef HAS_TRUNCATE |
d05c1ba0 | 2018 | if (ftruncate(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
301e8125 | 2019 | #else |
d05c1ba0 | 2020 | if (my_chsize(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
cbdc8872 | 2021 | #endif |
d05c1ba0 JH |
2022 | result = 0; |
2023 | } | |
cbdc8872 | 2024 | } |
d05c1ba0 JH |
2025 | else { |
2026 | SV *sv = POPs; | |
2027 | char *name; | |
2028 | ||
2029 | if (SvTYPE(sv) == SVt_PVGV) { | |
2030 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
2031 | goto do_ftruncate; | |
2032 | } | |
2033 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2034 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
2035 | goto do_ftruncate; | |
2036 | } | |
1e422769 | 2037 | |
d05c1ba0 JH |
2038 | name = SvPV(sv, n_a); |
2039 | TAINT_PROPER("truncate"); | |
cbdc8872 | 2040 | #ifdef HAS_TRUNCATE |
d05c1ba0 JH |
2041 | if (truncate(name, len) < 0) |
2042 | result = 0; | |
cbdc8872 | 2043 | #else |
d05c1ba0 JH |
2044 | { |
2045 | int tmpfd; | |
2046 | ||
2047 | if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) | |
cbdc8872 | 2048 | result = 0; |
d05c1ba0 JH |
2049 | else { |
2050 | if (my_chsize(tmpfd, len) < 0) | |
2051 | result = 0; | |
2052 | PerlLIO_close(tmpfd); | |
2053 | } | |
cbdc8872 | 2054 | } |
a0d0e21e | 2055 | #endif |
d05c1ba0 | 2056 | } |
a0d0e21e | 2057 | |
d05c1ba0 JH |
2058 | if (result) |
2059 | RETPUSHYES; | |
2060 | if (!errno) | |
2061 | SETERRNO(EBADF,RMS$_IFI); | |
2062 | RETPUSHUNDEF; | |
2063 | } | |
a0d0e21e | 2064 | #else |
cea2e8a9 | 2065 | DIE(aTHX_ "truncate not implemented"); |
a0d0e21e LW |
2066 | #endif |
2067 | } | |
2068 | ||
2069 | PP(pp_fcntl) | |
2070 | { | |
cea2e8a9 | 2071 | return pp_ioctl(); |
a0d0e21e LW |
2072 | } |
2073 | ||
2074 | PP(pp_ioctl) | |
2075 | { | |
39644a26 | 2076 | dSP; dTARGET; |
748a9306 | 2077 | SV *argsv = POPs; |
3bb7c1b4 | 2078 | unsigned int func = POPu; |
533c011a | 2079 | int optype = PL_op->op_type; |
a0d0e21e | 2080 | char *s; |
324aa91a | 2081 | IV retval; |
a0d0e21e | 2082 | GV *gv = (GV*)POPs; |
c289d2f7 | 2083 | IO *io = gv ? GvIOn(gv) : 0; |
a0d0e21e | 2084 | |
748a9306 | 2085 | if (!io || !argsv || !IoIFP(io)) { |
c289d2f7 JH |
2086 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2087 | report_evil_fh(gv, io, PL_op->op_type); | |
748a9306 | 2088 | SETERRNO(EBADF,RMS$_IFI); /* well, sort of... */ |
a0d0e21e LW |
2089 | RETPUSHUNDEF; |
2090 | } | |
2091 | ||
748a9306 | 2092 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 2093 | STRLEN len; |
324aa91a | 2094 | STRLEN need; |
748a9306 | 2095 | s = SvPV_force(argsv, len); |
324aa91a HF |
2096 | need = IOCPARM_LEN(func); |
2097 | if (len < need) { | |
2098 | s = Sv_Grow(argsv, need + 1); | |
2099 | SvCUR_set(argsv, need); | |
a0d0e21e LW |
2100 | } |
2101 | ||
748a9306 | 2102 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
2103 | } |
2104 | else { | |
748a9306 | 2105 | retval = SvIV(argsv); |
c529f79d | 2106 | s = INT2PTR(char*,retval); /* ouch */ |
a0d0e21e LW |
2107 | } |
2108 | ||
2109 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
2110 | ||
2111 | if (optype == OP_IOCTL) | |
2112 | #ifdef HAS_IOCTL | |
76e3520e | 2113 | retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e | 2114 | #else |
cea2e8a9 | 2115 | DIE(aTHX_ "ioctl is not implemented"); |
a0d0e21e LW |
2116 | #endif |
2117 | else | |
55497cff | 2118 | #ifdef HAS_FCNTL |
2119 | #if defined(OS2) && defined(__EMX__) | |
760ac839 | 2120 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 2121 | #else |
760ac839 | 2122 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
301e8125 | 2123 | #endif |
55497cff | 2124 | #else |
cea2e8a9 | 2125 | DIE(aTHX_ "fcntl is not implemented"); |
a0d0e21e LW |
2126 | #endif |
2127 | ||
748a9306 LW |
2128 | if (SvPOK(argsv)) { |
2129 | if (s[SvCUR(argsv)] != 17) | |
cea2e8a9 | 2130 | DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument", |
22c35a8c | 2131 | PL_op_name[optype]); |
748a9306 LW |
2132 | s[SvCUR(argsv)] = 0; /* put our null back */ |
2133 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
2134 | } |
2135 | ||
2136 | if (retval == -1) | |
2137 | RETPUSHUNDEF; | |
2138 | if (retval != 0) { | |
2139 | PUSHi(retval); | |
2140 | } | |
2141 | else { | |
8903cb82 | 2142 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
2143 | } |
2144 | RETURN; | |
2145 | } | |
2146 | ||
2147 | PP(pp_flock) | |
2148 | { | |
9cad6237 | 2149 | #ifdef FLOCK |
39644a26 | 2150 | dSP; dTARGET; |
a0d0e21e LW |
2151 | I32 value; |
2152 | int argtype; | |
2153 | GV *gv; | |
bc37a18f | 2154 | IO *io = NULL; |
760ac839 | 2155 | PerlIO *fp; |
16d20bd9 | 2156 | |
a0d0e21e | 2157 | argtype = POPi; |
32da55ab | 2158 | if (MAXARG == 0) |
3280af22 | 2159 | gv = PL_last_in_gv; |
a0d0e21e LW |
2160 | else |
2161 | gv = (GV*)POPs; | |
bc37a18f RG |
2162 | if (gv && (io = GvIO(gv))) |
2163 | fp = IoIFP(io); | |
2164 | else { | |
a0d0e21e | 2165 | fp = Nullfp; |
bc37a18f RG |
2166 | io = NULL; |
2167 | } | |
a0d0e21e | 2168 | if (fp) { |
68dc0745 | 2169 | (void)PerlIO_flush(fp); |
76e3520e | 2170 | value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e | 2171 | } |
cb50131a | 2172 | else { |
bc37a18f RG |
2173 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2174 | report_evil_fh(gv, io, PL_op->op_type); | |
a0d0e21e | 2175 | value = 0; |
cb50131a | 2176 | SETERRNO(EBADF,RMS$_IFI); |
cb50131a | 2177 | } |
a0d0e21e LW |
2178 | PUSHi(value); |
2179 | RETURN; | |
2180 | #else | |
cea2e8a9 | 2181 | DIE(aTHX_ PL_no_func, "flock()"); |
a0d0e21e LW |
2182 | #endif |
2183 | } | |
2184 | ||
2185 | /* Sockets. */ | |
2186 | ||
2187 | PP(pp_socket) | |
2188 | { | |
a0d0e21e | 2189 | #ifdef HAS_SOCKET |
9cad6237 | 2190 | dSP; |
a0d0e21e LW |
2191 | GV *gv; |
2192 | register IO *io; | |
2193 | int protocol = POPi; | |
2194 | int type = POPi; | |
2195 | int domain = POPi; | |
2196 | int fd; | |
2197 | ||
2198 | gv = (GV*)POPs; | |
c289d2f7 | 2199 | io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2200 | |
c289d2f7 JH |
2201 | if (!gv || !io) { |
2202 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
2203 | report_evil_fh(gv, io, PL_op->op_type); | |
2204 | if (IoIFP(io)) | |
2205 | do_close(gv, FALSE); | |
748a9306 | 2206 | SETERRNO(EBADF,LIB$_INVARG); |
a0d0e21e LW |
2207 | RETPUSHUNDEF; |
2208 | } | |
2209 | ||
57171420 BS |
2210 | if (IoIFP(io)) |
2211 | do_close(gv, FALSE); | |
2212 | ||
a0d0e21e | 2213 | TAINT_PROPER("socket"); |
6ad3d225 | 2214 | fd = PerlSock_socket(domain, type, protocol); |
a0d0e21e LW |
2215 | if (fd < 0) |
2216 | RETPUSHUNDEF; | |
760ac839 LW |
2217 | IoIFP(io) = PerlIO_fdopen(fd, "r"); /* stdio gets confused about sockets */ |
2218 | IoOFP(io) = PerlIO_fdopen(fd, "w"); | |
50952442 | 2219 | IoTYPE(io) = IoTYPE_SOCKET; |
a0d0e21e | 2220 | if (!IoIFP(io) || !IoOFP(io)) { |
760ac839 LW |
2221 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
2222 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
6ad3d225 | 2223 | if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd); |
a0d0e21e LW |
2224 | RETPUSHUNDEF; |
2225 | } | |
8d2a6795 GS |
2226 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2227 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2228 | #endif | |
a0d0e21e | 2229 | |
d5ff79b3 OF |
2230 | #ifdef EPOC |
2231 | setbuf( IoIFP(io), NULL); /* EPOC gets confused about sockets */ | |
2232 | #endif | |
2233 | ||
a0d0e21e LW |
2234 | RETPUSHYES; |
2235 | #else | |
cea2e8a9 | 2236 | DIE(aTHX_ PL_no_sock_func, "socket"); |
a0d0e21e LW |
2237 | #endif |
2238 | } | |
2239 | ||
2240 | PP(pp_sockpair) | |
2241 | { | |
a0d0e21e | 2242 | #ifdef HAS_SOCKETPAIR |
76ffd3b9 | 2243 | dSP; |
a0d0e21e LW |
2244 | GV *gv1; |
2245 | GV *gv2; | |
2246 | register IO *io1; | |
2247 | register IO *io2; | |
2248 | int protocol = POPi; | |
2249 | int type = POPi; | |
2250 | int domain = POPi; | |
2251 | int fd[2]; | |
2252 | ||
2253 | gv2 = (GV*)POPs; | |
2254 | gv1 = (GV*)POPs; | |
c289d2f7 JH |
2255 | io1 = gv1 ? GvIOn(gv1) : NULL; |
2256 | io2 = gv2 ? GvIOn(gv2) : NULL; | |
2257 | if (!gv1 || !gv2 || !io1 || !io2) { | |
2258 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { | |
2259 | if (!gv1 || !io1) | |
2260 | report_evil_fh(gv1, io1, PL_op->op_type); | |
2261 | if (!gv2 || !io2) | |
2262 | report_evil_fh(gv1, io2, PL_op->op_type); | |
2263 | } | |
2264 | if (IoIFP(io1)) | |
2265 | do_close(gv1, FALSE); | |
2266 | if (IoIFP(io2)) | |
2267 | do_close(gv2, FALSE); | |
a0d0e21e | 2268 | RETPUSHUNDEF; |
c289d2f7 | 2269 | } |
a0d0e21e | 2270 | |
dc0d0a5f JH |
2271 | if (IoIFP(io1)) |
2272 | do_close(gv1, FALSE); | |
2273 | if (IoIFP(io2)) | |
2274 | do_close(gv2, FALSE); | |
57171420 | 2275 | |
a0d0e21e | 2276 | TAINT_PROPER("socketpair"); |
6ad3d225 | 2277 | if (PerlSock_socketpair(domain, type, protocol, fd) < 0) |
a0d0e21e | 2278 | RETPUSHUNDEF; |
760ac839 LW |
2279 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"); |
2280 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"); | |
50952442 | 2281 | IoTYPE(io1) = IoTYPE_SOCKET; |
760ac839 LW |
2282 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"); |
2283 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"); | |
50952442 | 2284 | IoTYPE(io2) = IoTYPE_SOCKET; |
a0d0e21e | 2285 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { |
760ac839 LW |
2286 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
2287 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
6ad3d225 | 2288 | if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]); |
760ac839 LW |
2289 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
2290 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
6ad3d225 | 2291 | if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]); |
a0d0e21e LW |
2292 | RETPUSHUNDEF; |
2293 | } | |
8d2a6795 GS |
2294 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2295 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
2296 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
2297 | #endif | |
a0d0e21e LW |
2298 | |
2299 | RETPUSHYES; | |
2300 | #else | |
cea2e8a9 | 2301 | DIE(aTHX_ PL_no_sock_func, "socketpair"); |
a0d0e21e LW |
2302 | #endif |
2303 | } | |
2304 | ||
2305 | PP(pp_bind) | |
2306 | { | |
a0d0e21e | 2307 | #ifdef HAS_SOCKET |
9cad6237 | 2308 | dSP; |
eec2d3df | 2309 | #ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */ |
82b3da69 JH |
2310 | extern void GETPRIVMODE(); |
2311 | extern void GETUSERMODE(); | |
eec2d3df | 2312 | #endif |
748a9306 | 2313 | SV *addrsv = POPs; |
a0d0e21e LW |
2314 | char *addr; |
2315 | GV *gv = (GV*)POPs; | |
2316 | register IO *io = GvIOn(gv); | |
2317 | STRLEN len; | |
eec2d3df GS |
2318 | int bind_ok = 0; |
2319 | #ifdef MPE | |
2320 | int mpeprivmode = 0; | |
2321 | #endif | |
a0d0e21e LW |
2322 | |
2323 | if (!io || !IoIFP(io)) | |
2324 | goto nuts; | |
2325 | ||
748a9306 | 2326 | addr = SvPV(addrsv, len); |
a0d0e21e | 2327 | TAINT_PROPER("bind"); |
eec2d3df GS |
2328 | #ifdef MPE /* Deal with MPE bind() peculiarities */ |
2329 | if (((struct sockaddr *)addr)->sa_family == AF_INET) { | |
2330 | /* The address *MUST* stupidly be zero. */ | |
2331 | ((struct sockaddr_in *)addr)->sin_addr.s_addr = INADDR_ANY; | |
2332 | /* PRIV mode is required to bind() to ports < 1024. */ | |
2333 | if (((struct sockaddr_in *)addr)->sin_port < 1024 && | |
2334 | ((struct sockaddr_in *)addr)->sin_port > 0) { | |
2335 | GETPRIVMODE(); /* If this fails, we are aborted by MPE/iX. */ | |
2336 | mpeprivmode = 1; | |
2337 | } | |
2338 | } | |
2339 | #endif /* MPE */ | |
2340 | if (PerlSock_bind(PerlIO_fileno(IoIFP(io)), | |
2341 | (struct sockaddr *)addr, len) >= 0) | |
2342 | bind_ok = 1; | |
2343 | ||
2344 | #ifdef MPE /* Switch back to USER mode */ | |
2345 | if (mpeprivmode) | |
2346 | GETUSERMODE(); | |
2347 | #endif /* MPE */ | |
2348 | ||
2349 | if (bind_ok) | |
a0d0e21e LW |
2350 | RETPUSHYES; |
2351 | else | |
2352 | RETPUSHUNDEF; | |
2353 | ||
2354 | nuts: | |
599cee73 | 2355 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2356 | report_evil_fh(gv, io, PL_op->op_type); |
748a9306 | 2357 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2358 | RETPUSHUNDEF; |
2359 | #else | |
cea2e8a9 | 2360 | DIE(aTHX_ PL_no_sock_func, "bind"); |
a0d0e21e LW |
2361 | #endif |
2362 | } | |
2363 | ||
2364 | PP(pp_connect) | |
2365 | { | |
a0d0e21e | 2366 | #ifdef HAS_SOCKET |
9cad6237 | 2367 | dSP; |
748a9306 | 2368 | SV *addrsv = POPs; |
a0d0e21e LW |
2369 | char *addr; |
2370 | GV *gv = (GV*)POPs; | |
2371 | register IO *io = GvIOn(gv); | |
2372 | STRLEN len; | |
2373 | ||
2374 | if (!io || !IoIFP(io)) | |
2375 | goto nuts; | |
2376 | ||
748a9306 | 2377 | addr = SvPV(addrsv, len); |
a0d0e21e | 2378 | TAINT_PROPER("connect"); |
6ad3d225 | 2379 | if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
2380 | RETPUSHYES; |
2381 | else | |
2382 | RETPUSHUNDEF; | |
2383 | ||
2384 | nuts: | |
599cee73 | 2385 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2386 | report_evil_fh(gv, io, PL_op->op_type); |
748a9306 | 2387 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2388 | RETPUSHUNDEF; |
2389 | #else | |
cea2e8a9 | 2390 | DIE(aTHX_ PL_no_sock_func, "connect"); |
a0d0e21e LW |
2391 | #endif |
2392 | } | |
2393 | ||
2394 | PP(pp_listen) | |
2395 | { | |
a0d0e21e | 2396 | #ifdef HAS_SOCKET |
9cad6237 | 2397 | dSP; |
a0d0e21e LW |
2398 | int backlog = POPi; |
2399 | GV *gv = (GV*)POPs; | |
c289d2f7 | 2400 | register IO *io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2401 | |
c289d2f7 | 2402 | if (!gv || !io || !IoIFP(io)) |
a0d0e21e LW |
2403 | goto nuts; |
2404 | ||
6ad3d225 | 2405 | if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
2406 | RETPUSHYES; |
2407 | else | |
2408 | RETPUSHUNDEF; | |
2409 | ||
2410 | nuts: | |
599cee73 | 2411 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2412 | report_evil_fh(gv, io, PL_op->op_type); |
748a9306 | 2413 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2414 | RETPUSHUNDEF; |
2415 | #else | |
cea2e8a9 | 2416 | DIE(aTHX_ PL_no_sock_func, "listen"); |
a0d0e21e LW |
2417 | #endif |
2418 | } | |
2419 | ||
2420 | PP(pp_accept) | |
2421 | { | |
a0d0e21e | 2422 | #ifdef HAS_SOCKET |
9cad6237 | 2423 | dSP; dTARGET; |
a0d0e21e LW |
2424 | GV *ngv; |
2425 | GV *ggv; | |
2426 | register IO *nstio; | |
2427 | register IO *gstio; | |
4633a7c4 | 2428 | struct sockaddr saddr; /* use a struct to avoid alignment problems */ |
1e422769 | 2429 | Sock_size_t len = sizeof saddr; |
a0d0e21e LW |
2430 | int fd; |
2431 | ||
2432 | ggv = (GV*)POPs; | |
2433 | ngv = (GV*)POPs; | |
2434 | ||
2435 | if (!ngv) | |
2436 | goto badexit; | |
2437 | if (!ggv) | |
2438 | goto nuts; | |
2439 | ||
2440 | gstio = GvIO(ggv); | |
2441 | if (!gstio || !IoIFP(gstio)) | |
2442 | goto nuts; | |
2443 | ||
2444 | nstio = GvIOn(ngv); | |
2445 | if (IoIFP(nstio)) | |
2446 | do_close(ngv, FALSE); | |
2447 | ||
6ad3d225 | 2448 | fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *)&saddr, &len); |
a0d0e21e LW |
2449 | if (fd < 0) |
2450 | goto badexit; | |
760ac839 LW |
2451 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"); |
2452 | IoOFP(nstio) = PerlIO_fdopen(fd, "w"); | |
50952442 | 2453 | IoTYPE(nstio) = IoTYPE_SOCKET; |
a0d0e21e | 2454 | if (!IoIFP(nstio) || !IoOFP(nstio)) { |
760ac839 LW |
2455 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
2456 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
6ad3d225 | 2457 | if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd); |
a0d0e21e LW |
2458 | goto badexit; |
2459 | } | |
8d2a6795 GS |
2460 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2461 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2462 | #endif | |
a0d0e21e | 2463 | |
ed79a026 | 2464 | #ifdef EPOC |
a9f1f6b0 OF |
2465 | len = sizeof saddr; /* EPOC somehow truncates info */ |
2466 | setbuf( IoIFP(nstio), NULL); /* EPOC gets confused about sockets */ | |
ed79a026 OF |
2467 | #endif |
2468 | ||
748a9306 | 2469 | PUSHp((char *)&saddr, len); |
a0d0e21e LW |
2470 | RETURN; |
2471 | ||
2472 | nuts: | |
599cee73 | 2473 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2474 | report_evil_fh(ggv, ggv ? GvIO(ggv) : 0, PL_op->op_type); |
748a9306 | 2475 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2476 | |
2477 | badexit: | |
2478 | RETPUSHUNDEF; | |
2479 | ||
2480 | #else | |
cea2e8a9 | 2481 | DIE(aTHX_ PL_no_sock_func, "accept"); |
a0d0e21e LW |
2482 | #endif |
2483 | } | |
2484 | ||
2485 | PP(pp_shutdown) | |
2486 | { | |
a0d0e21e | 2487 | #ifdef HAS_SOCKET |
9cad6237 | 2488 | dSP; dTARGET; |
a0d0e21e LW |
2489 | int how = POPi; |
2490 | GV *gv = (GV*)POPs; | |
2491 | register IO *io = GvIOn(gv); | |
2492 | ||
2493 | if (!io || !IoIFP(io)) | |
2494 | goto nuts; | |
2495 | ||
6ad3d225 | 2496 | PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
2497 | RETURN; |
2498 | ||
2499 | nuts: | |
599cee73 | 2500 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2501 | report_evil_fh(gv, io, PL_op->op_type); |
748a9306 | 2502 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2503 | RETPUSHUNDEF; |
2504 | #else | |
cea2e8a9 | 2505 | DIE(aTHX_ PL_no_sock_func, "shutdown"); |
a0d0e21e LW |
2506 | #endif |
2507 | } | |
2508 | ||
2509 | PP(pp_gsockopt) | |
2510 | { | |
2511 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2512 | return pp_ssockopt(); |
a0d0e21e | 2513 | #else |
cea2e8a9 | 2514 | DIE(aTHX_ PL_no_sock_func, "getsockopt"); |
a0d0e21e LW |
2515 | #endif |
2516 | } | |
2517 | ||
2518 | PP(pp_ssockopt) | |
2519 | { | |
a0d0e21e | 2520 | #ifdef HAS_SOCKET |
9cad6237 | 2521 | dSP; |
533c011a | 2522 | int optype = PL_op->op_type; |
a0d0e21e LW |
2523 | SV *sv; |
2524 | int fd; | |
2525 | unsigned int optname; | |
2526 | unsigned int lvl; | |
2527 | GV *gv; | |
2528 | register IO *io; | |
1e422769 | 2529 | Sock_size_t len; |
a0d0e21e LW |
2530 | |
2531 | if (optype == OP_GSOCKOPT) | |
2532 | sv = sv_2mortal(NEWSV(22, 257)); | |
2533 | else | |
2534 | sv = POPs; | |
2535 | optname = (unsigned int) POPi; | |
2536 | lvl = (unsigned int) POPi; | |
2537 | ||
2538 | gv = (GV*)POPs; | |
2539 | io = GvIOn(gv); | |
2540 | if (!io || !IoIFP(io)) | |
2541 | goto nuts; | |
2542 | ||
760ac839 | 2543 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2544 | switch (optype) { |
2545 | case OP_GSOCKOPT: | |
748a9306 | 2546 | SvGROW(sv, 257); |
a0d0e21e | 2547 | (void)SvPOK_only(sv); |
748a9306 LW |
2548 | SvCUR_set(sv,256); |
2549 | *SvEND(sv) ='\0'; | |
1e422769 | 2550 | len = SvCUR(sv); |
6ad3d225 | 2551 | if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0) |
a0d0e21e | 2552 | goto nuts2; |
1e422769 | 2553 | SvCUR_set(sv, len); |
748a9306 | 2554 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2555 | PUSHs(sv); |
2556 | break; | |
2557 | case OP_SSOCKOPT: { | |
1e422769 | 2558 | char *buf; |
2559 | int aint; | |
2560 | if (SvPOKp(sv)) { | |
2d8e6c8d GS |
2561 | STRLEN l; |
2562 | buf = SvPV(sv, l); | |
2563 | len = l; | |
1e422769 | 2564 | } |
56ee1660 | 2565 | else { |
a0d0e21e LW |
2566 | aint = (int)SvIV(sv); |
2567 | buf = (char*)&aint; | |
2568 | len = sizeof(int); | |
2569 | } | |
6ad3d225 | 2570 | if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0) |
a0d0e21e | 2571 | goto nuts2; |
3280af22 | 2572 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
2573 | } |
2574 | break; | |
2575 | } | |
2576 | RETURN; | |
2577 | ||
2578 | nuts: | |
599cee73 | 2579 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2580 | report_evil_fh(gv, io, optype); |
748a9306 | 2581 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2582 | nuts2: |
2583 | RETPUSHUNDEF; | |
2584 | ||
2585 | #else | |
cea2e8a9 | 2586 | DIE(aTHX_ PL_no_sock_func, "setsockopt"); |
a0d0e21e LW |
2587 | #endif |
2588 | } | |
2589 | ||
2590 | PP(pp_getsockname) | |
2591 | { | |
2592 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2593 | return pp_getpeername(); |
a0d0e21e | 2594 | #else |
cea2e8a9 | 2595 | DIE(aTHX_ PL_no_sock_func, "getsockname"); |
a0d0e21e LW |
2596 | #endif |
2597 | } | |
2598 | ||
2599 | PP(pp_getpeername) | |
2600 | { | |
a0d0e21e | 2601 | #ifdef HAS_SOCKET |
9cad6237 | 2602 | dSP; |
533c011a | 2603 | int optype = PL_op->op_type; |
a0d0e21e LW |
2604 | SV *sv; |
2605 | int fd; | |
2606 | GV *gv = (GV*)POPs; | |
2607 | register IO *io = GvIOn(gv); | |
1e422769 | 2608 | Sock_size_t len; |
a0d0e21e LW |
2609 | |
2610 | if (!io || !IoIFP(io)) | |
2611 | goto nuts; | |
2612 | ||
2613 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 | 2614 | (void)SvPOK_only(sv); |
1e422769 | 2615 | len = 256; |
2616 | SvCUR_set(sv, len); | |
748a9306 | 2617 | *SvEND(sv) ='\0'; |
760ac839 | 2618 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2619 | switch (optype) { |
2620 | case OP_GETSOCKNAME: | |
6ad3d225 | 2621 | if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e LW |
2622 | goto nuts2; |
2623 | break; | |
2624 | case OP_GETPEERNAME: | |
6ad3d225 | 2625 | if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e | 2626 | goto nuts2; |
490ab354 JH |
2627 | #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS) |
2628 | { | |
2629 | 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"; | |
2630 | /* If the call succeeded, make sure we don't have a zeroed port/addr */ | |
2631 | if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET && | |
2632 | !memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere, | |
2633 | sizeof(u_short) + sizeof(struct in_addr))) { | |
301e8125 | 2634 | goto nuts2; |
490ab354 JH |
2635 | } |
2636 | } | |
2637 | #endif | |
a0d0e21e LW |
2638 | break; |
2639 | } | |
13826f2c CS |
2640 | #ifdef BOGUS_GETNAME_RETURN |
2641 | /* Interactive Unix, getpeername() and getsockname() | |
2642 | does not return valid namelen */ | |
1e422769 | 2643 | if (len == BOGUS_GETNAME_RETURN) |
2644 | len = sizeof(struct sockaddr); | |
13826f2c | 2645 | #endif |
1e422769 | 2646 | SvCUR_set(sv, len); |
748a9306 | 2647 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2648 | PUSHs(sv); |
2649 | RETURN; | |
2650 | ||
2651 | nuts: | |
599cee73 | 2652 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2653 | report_evil_fh(gv, io, optype); |
748a9306 | 2654 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2655 | nuts2: |
2656 | RETPUSHUNDEF; | |
2657 | ||
2658 | #else | |
cea2e8a9 | 2659 | DIE(aTHX_ PL_no_sock_func, "getpeername"); |
a0d0e21e LW |
2660 | #endif |
2661 | } | |
2662 | ||
2663 | /* Stat calls. */ | |
2664 | ||
2665 | PP(pp_lstat) | |
2666 | { | |
cea2e8a9 | 2667 | return pp_stat(); |
a0d0e21e LW |
2668 | } |
2669 | ||
2670 | PP(pp_stat) | |
2671 | { | |
39644a26 | 2672 | dSP; |
2dd78f96 | 2673 | GV *gv; |
54310121 | 2674 | I32 gimme; |
a0d0e21e | 2675 | I32 max = 13; |
2d8e6c8d | 2676 | STRLEN n_a; |
a0d0e21e | 2677 | |
533c011a | 2678 | if (PL_op->op_flags & OPf_REF) { |
2dd78f96 | 2679 | gv = cGVOP_gv; |
8a4e5b40 DD |
2680 | if (PL_op->op_type == OP_LSTAT) { |
2681 | if (PL_laststype != OP_LSTAT) | |
2682 | Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); | |
2683 | if (ckWARN(WARN_IO) && gv != PL_defgv) | |
2684 | Perl_warner(aTHX_ WARN_IO, | |
2dd78f96 | 2685 | "lstat() on filehandle %s", GvENAME(gv)); |
8a4e5b40 DD |
2686 | /* Perl_my_lstat (-l) croak's on filehandle, why warn here? */ |
2687 | } | |
2688 | ||
748a9306 | 2689 | do_fstat: |
2dd78f96 | 2690 | if (gv != PL_defgv) { |
3280af22 | 2691 | PL_laststype = OP_STAT; |
2dd78f96 | 2692 | PL_statgv = gv; |
3280af22 | 2693 | sv_setpv(PL_statname, ""); |
2dd78f96 JH |
2694 | PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) |
2695 | ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); | |
a0d0e21e | 2696 | } |
9ddeeac9 | 2697 | if (PL_laststatval < 0) { |
2dd78f96 JH |
2698 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2699 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); | |
a0d0e21e | 2700 | max = 0; |
9ddeeac9 | 2701 | } |
a0d0e21e LW |
2702 | } |
2703 | else { | |
748a9306 LW |
2704 | SV* sv = POPs; |
2705 | if (SvTYPE(sv) == SVt_PVGV) { | |
2dd78f96 | 2706 | gv = (GV*)sv; |
748a9306 LW |
2707 | goto do_fstat; |
2708 | } | |
2709 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2dd78f96 | 2710 | gv = (GV*)SvRV(sv); |
748a9306 LW |
2711 | goto do_fstat; |
2712 | } | |
2d8e6c8d | 2713 | sv_setpv(PL_statname, SvPV(sv,n_a)); |
3280af22 | 2714 | PL_statgv = Nullgv; |
a0d0e21e | 2715 | #ifdef HAS_LSTAT |
533c011a NIS |
2716 | PL_laststype = PL_op->op_type; |
2717 | if (PL_op->op_type == OP_LSTAT) | |
2d8e6c8d | 2718 | PL_laststatval = PerlLIO_lstat(SvPV(PL_statname, n_a), &PL_statcache); |
a0d0e21e LW |
2719 | else |
2720 | #endif | |
2d8e6c8d | 2721 | PL_laststatval = PerlLIO_stat(SvPV(PL_statname, n_a), &PL_statcache); |
3280af22 | 2722 | if (PL_laststatval < 0) { |
2d8e6c8d | 2723 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
cea2e8a9 | 2724 | Perl_warner(aTHX_ WARN_NEWLINE, PL_warn_nl, "stat"); |
a0d0e21e LW |
2725 | max = 0; |
2726 | } | |
2727 | } | |
2728 | ||
54310121 | 2729 | gimme = GIMME_V; |
2730 | if (gimme != G_ARRAY) { | |
2731 | if (gimme != G_VOID) | |
2732 | XPUSHs(boolSV(max)); | |
2733 | RETURN; | |
a0d0e21e LW |
2734 | } |
2735 | if (max) { | |
36477c24 | 2736 | EXTEND(SP, max); |
2737 | EXTEND_MORTAL(max); | |
1ff81528 PL |
2738 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev))); |
2739 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino))); | |
b448e4fe JH |
2740 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode))); |
2741 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink))); | |
146174a9 CB |
2742 | #if Uid_t_size > IVSIZE |
2743 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid))); | |
2744 | #else | |
23dcd6c8 | 2745 | # if Uid_t_sign <= 0 |
1ff81528 | 2746 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid))); |
23dcd6c8 JH |
2747 | # else |
2748 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); | |
2749 | # endif | |
146174a9 | 2750 | #endif |
301e8125 | 2751 | #if Gid_t_size > IVSIZE |
146174a9 CB |
2752 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); |
2753 | #else | |
23dcd6c8 | 2754 | # if Gid_t_sign <= 0 |
1ff81528 | 2755 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid))); |
23dcd6c8 JH |
2756 | # else |
2757 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid))); | |
2758 | # endif | |
146174a9 | 2759 | #endif |
cbdc8872 | 2760 | #ifdef USE_STAT_RDEV |
1ff81528 | 2761 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev))); |
cbdc8872 | 2762 | #else |
79cb57f6 | 2763 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
cbdc8872 | 2764 | #endif |
146174a9 CB |
2765 | #if Off_t_size > IVSIZE |
2766 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_size))); | |
2767 | #else | |
1ff81528 | 2768 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_size))); |
146174a9 | 2769 | #endif |
cbdc8872 | 2770 | #ifdef BIG_TIME |
172ae379 JH |
2771 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime))); |
2772 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime))); | |
2773 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime))); | |
cbdc8872 | 2774 | #else |
1ff81528 PL |
2775 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime))); |
2776 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime))); | |
2777 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime))); | |
cbdc8872 | 2778 | #endif |
a0d0e21e | 2779 | #ifdef USE_STAT_BLOCKS |
b448e4fe JH |
2780 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize))); |
2781 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks))); | |
a0d0e21e | 2782 | #else |
79cb57f6 GS |
2783 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
2784 | PUSHs(sv_2mortal(newSVpvn("", 0))); | |
a0d0e21e LW |
2785 | #endif |
2786 | } | |
2787 | RETURN; | |
2788 | } | |
2789 | ||
2790 | PP(pp_ftrread) | |
2791 | { | |
9cad6237 | 2792 | I32 result; |
2a3ff820 | 2793 | dSP; |
5ff3f7a4 | 2794 | #if defined(HAS_ACCESS) && defined(R_OK) |
2d8e6c8d | 2795 | STRLEN n_a; |
5ff3f7a4 | 2796 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2797 | result = access(TOPpx, R_OK); |
5ff3f7a4 GS |
2798 | if (result == 0) |
2799 | RETPUSHYES; | |
2800 | if (result < 0) | |
2801 | RETPUSHUNDEF; | |
2802 | RETPUSHNO; | |
22865c03 GS |
2803 | } |
2804 | else | |
cea2e8a9 | 2805 | result = my_stat(); |
5ff3f7a4 | 2806 | #else |
cea2e8a9 | 2807 | result = my_stat(); |
5ff3f7a4 | 2808 | #endif |
22865c03 | 2809 | SPAGAIN; |
a0d0e21e LW |
2810 | if (result < 0) |
2811 | RETPUSHUNDEF; | |
3280af22 | 2812 | if (cando(S_IRUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2813 | RETPUSHYES; |
2814 | RETPUSHNO; | |
2815 | } | |
2816 | ||
2817 | PP(pp_ftrwrite) | |
2818 | { | |
9cad6237 | 2819 | I32 result; |
2a3ff820 | 2820 | dSP; |
5ff3f7a4 | 2821 | #if defined(HAS_ACCESS) && defined(W_OK) |
2d8e6c8d | 2822 | STRLEN n_a; |
5ff3f7a4 | 2823 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2824 | result = access(TOPpx, W_OK); |
5ff3f7a4 GS |
2825 | if (result == 0) |
2826 | RETPUSHYES; | |
2827 | if (result < 0) | |
2828 | RETPUSHUNDEF; | |
2829 | RETPUSHNO; | |
22865c03 GS |
2830 | } |
2831 | else | |
cea2e8a9 | 2832 | result = my_stat(); |
5ff3f7a4 | 2833 | #else |
cea2e8a9 | 2834 | result = my_stat(); |
5ff3f7a4 | 2835 | #endif |
22865c03 | 2836 | SPAGAIN; |
a0d0e21e LW |
2837 | if (result < 0) |
2838 | RETPUSHUNDEF; | |
3280af22 | 2839 | if (cando(S_IWUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2840 | RETPUSHYES; |
2841 | RETPUSHNO; | |
2842 | } | |
2843 | ||
2844 | PP(pp_ftrexec) | |
2845 | { | |
9cad6237 | 2846 | I32 result; |
2a3ff820 | 2847 | dSP; |
5ff3f7a4 | 2848 | #if defined(HAS_ACCESS) && defined(X_OK) |
2d8e6c8d | 2849 | STRLEN n_a; |
5ff3f7a4 | 2850 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2851 | result = access(TOPpx, X_OK); |
5ff3f7a4 GS |
2852 | if (result == 0) |
2853 | RETPUSHYES; | |
2854 | if (result < 0) | |
2855 | RETPUSHUNDEF; | |
2856 | RETPUSHNO; | |
22865c03 GS |
2857 | } |
2858 | else | |
cea2e8a9 | 2859 | result = my_stat(); |
5ff3f7a4 | 2860 | #else |
cea2e8a9 | 2861 | result = my_stat(); |
5ff3f7a4 | 2862 | #endif |
22865c03 | 2863 | SPAGAIN; |
a0d0e21e LW |
2864 | if (result < 0) |
2865 | RETPUSHUNDEF; | |
3280af22 | 2866 | if (cando(S_IXUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2867 | RETPUSHYES; |
2868 | RETPUSHNO; | |
2869 | } | |
2870 | ||
2871 | PP(pp_fteread) | |
2872 | { | |
9cad6237 | 2873 | I32 result; |
2a3ff820 | 2874 | dSP; |
5ff3f7a4 | 2875 | #ifdef PERL_EFF_ACCESS_R_OK |
2d8e6c8d | 2876 | STRLEN n_a; |
5ff3f7a4 | 2877 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2878 | result = PERL_EFF_ACCESS_R_OK(TOPpx); |
5ff3f7a4 GS |
2879 | if (result == 0) |
2880 | RETPUSHYES; | |
2881 | if (result < 0) | |
2882 | RETPUSHUNDEF; | |
2883 | RETPUSHNO; | |
22865c03 GS |
2884 | } |
2885 | else | |
cea2e8a9 | 2886 | result = my_stat(); |
5ff3f7a4 | 2887 | #else |
cea2e8a9 | 2888 | result = my_stat(); |
5ff3f7a4 | 2889 | #endif |
22865c03 | 2890 | SPAGAIN; |
a0d0e21e LW |
2891 | if (result < 0) |
2892 | RETPUSHUNDEF; | |
3280af22 | 2893 | if (cando(S_IRUSR, 1, &PL_statcache)) |
a0d0e21e LW |
2894 | RETPUSHYES; |
2895 | RETPUSHNO; | |
2896 | } | |
2897 | ||
2898 | PP(pp_ftewrite) | |
2899 | { | |
9cad6237 | 2900 | I32 result; |
2a3ff820 | 2901 | dSP; |
5ff3f7a4 | 2902 | #ifdef PERL_EFF_ACCESS_W_OK |
2d8e6c8d | 2903 | STRLEN n_a; |
5ff3f7a4 | 2904 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2905 | result = PERL_EFF_ACCESS_W_OK(TOPpx); |
5ff3f7a4 GS |
2906 | if (result == 0) |
2907 | RETPUSHYES; | |
2908 | if (result < 0) | |
2909 | RETPUSHUNDEF; | |
2910 | RETPUSHNO; | |
22865c03 GS |
2911 | } |
2912 | else | |
cea2e8a9 | 2913 | result = my_stat(); |
5ff3f7a4 | 2914 | #else |
cea2e8a9 | 2915 | result = my_stat(); |
5ff3f7a4 | 2916 | #endif |
22865c03 | 2917 | SPAGAIN; |
a0d0e21e LW |
2918 | if (result < 0) |
2919 | RETPUSHUNDEF; | |
3280af22 | 2920 | if (cando(S_IWUSR, 1, &PL_statcache)) |
a0d0e21e LW |
2921 | RETPUSHYES; |
2922 | RETPUSHNO; | |
2923 | } | |
2924 | ||
2925 | PP(pp_fteexec) | |
2926 | { | |
9cad6237 | 2927 | I32 result; |
2a3ff820 | 2928 | dSP; |
5ff3f7a4 | 2929 | #ifdef PERL_EFF_ACCESS_X_OK |
2d8e6c8d | 2930 | STRLEN n_a; |
5ff3f7a4 | 2931 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2932 | result = PERL_EFF_ACCESS_X_OK(TOPpx); |
5ff3f7a4 GS |
2933 | if (result == 0) |
2934 | RETPUSHYES; | |
2935 | if (result < 0) | |
2936 | RETPUSHUNDEF; | |
2937 | RETPUSHNO; | |
22865c03 GS |
2938 | } |
2939 | else | |
cea2e8a9 | 2940 | result = my_stat(); |
5ff3f7a4 | 2941 | #else |
cea2e8a9 | 2942 | result = my_stat(); |
5ff3f7a4 | 2943 | #endif |
22865c03 | 2944 | SPAGAIN; |
a0d0e21e LW |
2945 | if (result < 0) |
2946 | RETPUSHUNDEF; | |
3280af22 | 2947 | if (cando(S_IXUSR, 1, &PL_statcache)) |
a0d0e21e LW |
2948 | RETPUSHYES; |
2949 | RETPUSHNO; | |
2950 | } | |
2951 | ||
2952 | PP(pp_ftis) | |
2953 | { | |
9cad6237 | 2954 | I32 result = my_stat(); |
2a3ff820 | 2955 | dSP; |
a0d0e21e LW |
2956 | if (result < 0) |
2957 | RETPUSHUNDEF; | |
2958 | RETPUSHYES; | |
2959 | } | |
2960 | ||
2961 | PP(pp_fteowned) | |
2962 | { | |
cea2e8a9 | 2963 | return pp_ftrowned(); |
a0d0e21e LW |
2964 | } |
2965 | ||
2966 | PP(pp_ftrowned) | |
2967 | { | |
9cad6237 | 2968 | I32 result = my_stat(); |
2a3ff820 | 2969 | dSP; |
a0d0e21e LW |
2970 | if (result < 0) |
2971 | RETPUSHUNDEF; | |
146174a9 CB |
2972 | if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? |
2973 | PL_euid : PL_uid) ) | |
a0d0e21e LW |
2974 | RETPUSHYES; |
2975 | RETPUSHNO; | |
2976 | } | |
2977 | ||
2978 | PP(pp_ftzero) | |
2979 | { | |
9cad6237 | 2980 | I32 result = my_stat(); |
2a3ff820 | 2981 | dSP; |
a0d0e21e LW |
2982 | if (result < 0) |
2983 | RETPUSHUNDEF; | |
146174a9 | 2984 | if (PL_statcache.st_size == 0) |
a0d0e21e LW |
2985 | RETPUSHYES; |
2986 | RETPUSHNO; | |
2987 | } | |
2988 | ||
2989 | PP(pp_ftsize) | |
2990 | { | |
9cad6237 | 2991 | I32 result = my_stat(); |
2a3ff820 | 2992 | dSP; dTARGET; |
a0d0e21e LW |
2993 | if (result < 0) |
2994 | RETPUSHUNDEF; | |
146174a9 CB |
2995 | #if Off_t_size > IVSIZE |
2996 | PUSHn(PL_statcache.st_size); | |
2997 | #else | |
3280af22 | 2998 | PUSHi(PL_statcache.st_size); |
146174a9 | 2999 | #endif |
a0d0e21e LW |
3000 | RETURN; |
3001 | } | |
3002 | ||
3003 | PP(pp_ftmtime) | |
3004 | { | |
9cad6237 | 3005 | I32 result = my_stat(); |
2a3ff820 | 3006 | dSP; dTARGET; |
a0d0e21e LW |
3007 | if (result < 0) |
3008 | RETPUSHUNDEF; | |
c6419e06 | 3009 | PUSHn( (PL_basetime - PL_statcache.st_mtime) / 86400.0 ); |
a0d0e21e LW |
3010 | RETURN; |
3011 | } | |
3012 | ||
3013 | PP(pp_ftatime) | |
3014 | { | |
9cad6237 | 3015 | I32 result = my_stat(); |
2a3ff820 | 3016 | dSP; dTARGET; |
a0d0e21e LW |
3017 | if (result < 0) |
3018 | RETPUSHUNDEF; | |
c6419e06 | 3019 | PUSHn( (PL_basetime - PL_statcache.st_atime) / 86400.0 ); |
a0d0e21e LW |
3020 | RETURN; |
3021 | } | |
3022 | ||
3023 | PP(pp_ftctime) | |
3024 | { | |
9cad6237 | 3025 | I32 result = my_stat(); |
2a3ff820 | 3026 | dSP; dTARGET; |
a0d0e21e LW |
3027 | if (result < 0) |
3028 | RETPUSHUNDEF; | |
c6419e06 | 3029 | PUSHn( (PL_basetime - PL_statcache.st_ctime) / 86400.0 ); |
a0d0e21e LW |
3030 | RETURN; |
3031 | } | |
3032 | ||
3033 | PP(pp_ftsock) | |
3034 | { | |
9cad6237 | 3035 | I32 result = my_stat(); |
2a3ff820 | 3036 | dSP; |
a0d0e21e LW |
3037 | if (result < 0) |
3038 | RETPUSHUNDEF; | |
3280af22 | 3039 | if (S_ISSOCK(PL_statcache.st_mode)) |
a0d0e21e LW |
3040 | RETPUSHYES; |
3041 | RETPUSHNO; | |
3042 | } | |
3043 | ||
3044 | PP(pp_ftchr) | |
3045 | { | |
9cad6237 | 3046 | I32 result = my_stat(); |
2a3ff820 | 3047 | dSP; |
a0d0e21e LW |
3048 | if (result < 0) |
3049 | RETPUSHUNDEF; | |
3280af22 | 3050 | if (S_ISCHR(PL_statcache.st_mode)) |
a0d0e21e LW |
3051 | RETPUSHYES; |
3052 | RETPUSHNO; | |
3053 | } | |
3054 | ||
3055 | PP(pp_ftblk) | |
3056 | { | |
9cad6237 | 3057 | I32 result = my_stat(); |
2a3ff820 | 3058 | dSP; |
a0d0e21e LW |
3059 | if (result < 0) |
3060 | RETPUSHUNDEF; | |
3280af22 | 3061 | if (S_ISBLK(PL_statcache.st_mode)) |
a0d0e21e LW |
3062 | RETPUSHYES; |
3063 | RETPUSHNO; | |
3064 | } | |
3065 | ||
3066 | PP(pp_ftfile) | |
3067 | { | |
9cad6237 | 3068 | I32 result = my_stat(); |
2a3ff820 | 3069 | dSP; |
a0d0e21e LW |
3070 | if (result < 0) |
3071 | RETPUSHUNDEF; | |
3280af22 | 3072 | if (S_ISREG(PL_statcache.st_mode)) |
a0d0e21e LW |
3073 | RETPUSHYES; |
3074 | RETPUSHNO; | |
3075 | } | |
3076 | ||
3077 | PP(pp_ftdir) | |
3078 | { | |
9cad6237 | 3079 | I32 result = my_stat(); |
2a3ff820 | 3080 | dSP; |
a0d0e21e LW |
3081 | if (result < 0) |
3082 | RETPUSHUNDEF; | |
3280af22 | 3083 | if (S_ISDIR(PL_statcache.st_mode)) |
a0d0e21e LW |
3084 | RETPUSHYES; |
3085 | RETPUSHNO; | |
3086 | } | |
3087 | ||
3088 | PP(pp_ftpipe) | |
3089 | { | |
9cad6237 | 3090 | I32 result = my_stat(); |
2a3ff820 | 3091 | dSP; |
a0d0e21e LW |
3092 | if (result < 0) |
3093 | RETPUSHUNDEF; | |
3280af22 | 3094 | if (S_ISFIFO(PL_statcache.st_mode)) |
a0d0e21e LW |
3095 | RETPUSHYES; |
3096 | RETPUSHNO; | |
3097 | } | |
3098 | ||
3099 | PP(pp_ftlink) | |
3100 | { | |
9cad6237 | 3101 | I32 result = my_lstat(); |
2a3ff820 | 3102 | dSP; |
a0d0e21e LW |
3103 | if (result < 0) |
3104 | RETPUSHUNDEF; | |
3280af22 | 3105 | if (S_ISLNK(PL_statcache.st_mode)) |
a0d0e21e LW |
3106 | RETPUSHYES; |
3107 | RETPUSHNO; | |
3108 | } | |
3109 | ||
3110 | PP(pp_ftsuid) | |
3111 | { | |
39644a26 | 3112 | dSP; |
a0d0e21e | 3113 | #ifdef S_ISUID |
cea2e8a9 | 3114 | I32 result = my_stat(); |
a0d0e21e LW |
3115 | SPAGAIN; |
3116 | if (result < 0) | |
3117 | RETPUSHUNDEF; | |
3280af22 | 3118 | if (PL_statcache.st_mode & S_ISUID) |
a0d0e21e LW |
3119 | RETPUSHYES; |
3120 | #endif | |
3121 | RETPUSHNO; | |
3122 | } | |
3123 | ||
3124 | PP(pp_ftsgid) | |
3125 | { | |
39644a26 | 3126 | dSP; |
a0d0e21e | 3127 | #ifdef S_ISGID |
cea2e8a9 | 3128 | I32 result = my_stat(); |
a0d0e21e LW |
3129 | SPAGAIN; |
3130 | if (result < 0) | |
3131 | RETPUSHUNDEF; | |
3280af22 | 3132 | if (PL_statcache.st_mode & S_ISGID) |
a0d0e21e LW |
3133 | RETPUSHYES; |
3134 | #endif | |
3135 | RETPUSHNO; | |
3136 | } | |
3137 | ||
3138 | PP(pp_ftsvtx) | |
3139 | { | |
39644a26 | 3140 | dSP; |
a0d0e21e | 3141 | #ifdef S_ISVTX |
cea2e8a9 | 3142 | I32 result = my_stat(); |
a0d0e21e LW |
3143 | SPAGAIN; |
3144 | if (result < 0) | |
3145 | RETPUSHUNDEF; | |
3280af22 | 3146 | if (PL_statcache.st_mode & S_ISVTX) |
a0d0e21e LW |
3147 | RETPUSHYES; |
3148 | #endif | |
3149 | RETPUSHNO; | |
3150 | } | |
3151 | ||
3152 | PP(pp_fttty) | |
3153 | { | |
39644a26 | 3154 | dSP; |
a0d0e21e LW |
3155 | int fd; |
3156 | GV *gv; | |
fb73857a | 3157 | char *tmps = Nullch; |
2d8e6c8d | 3158 | STRLEN n_a; |
fb73857a | 3159 | |
533c011a | 3160 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3161 | gv = cGVOP_gv; |
fb73857a | 3162 | else if (isGV(TOPs)) |
3163 | gv = (GV*)POPs; | |
3164 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3165 | gv = (GV*)SvRV(POPs); | |
a0d0e21e | 3166 | else |
2d8e6c8d | 3167 | gv = gv_fetchpv(tmps = POPpx, FALSE, SVt_PVIO); |
fb73857a | 3168 | |
a0d0e21e | 3169 | if (GvIO(gv) && IoIFP(GvIOp(gv))) |
760ac839 | 3170 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
fb73857a | 3171 | else if (tmps && isDIGIT(*tmps)) |
a0d0e21e LW |
3172 | fd = atoi(tmps); |
3173 | else | |
3174 | RETPUSHUNDEF; | |
6ad3d225 | 3175 | if (PerlLIO_isatty(fd)) |
a0d0e21e LW |
3176 | RETPUSHYES; |
3177 | RETPUSHNO; | |
3178 | } | |
3179 | ||
16d20bd9 AD |
3180 | #if defined(atarist) /* this will work with atariST. Configure will |
3181 | make guesses for other systems. */ | |
3182 | # define FILE_base(f) ((f)->_base) | |
3183 | # define FILE_ptr(f) ((f)->_ptr) | |
3184 | # define FILE_cnt(f) ((f)->_cnt) | |
3185 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
3186 | #endif |
3187 | ||
3188 | PP(pp_fttext) | |
3189 | { | |
39644a26 | 3190 | dSP; |
a0d0e21e LW |
3191 | I32 i; |
3192 | I32 len; | |
3193 | I32 odd = 0; | |
3194 | STDCHAR tbuf[512]; | |
3195 | register STDCHAR *s; | |
3196 | register IO *io; | |
5f05dabc | 3197 | register SV *sv; |
3198 | GV *gv; | |
2d8e6c8d | 3199 | STRLEN n_a; |
146174a9 | 3200 | PerlIO *fp; |
a0d0e21e | 3201 | |
533c011a | 3202 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3203 | gv = cGVOP_gv; |
5f05dabc | 3204 | else if (isGV(TOPs)) |
3205 | gv = (GV*)POPs; | |
3206 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3207 | gv = (GV*)SvRV(POPs); | |
3208 | else | |
3209 | gv = Nullgv; | |
3210 | ||
3211 | if (gv) { | |
a0d0e21e | 3212 | EXTEND(SP, 1); |
3280af22 NIS |
3213 | if (gv == PL_defgv) { |
3214 | if (PL_statgv) | |
3215 | io = GvIO(PL_statgv); | |
a0d0e21e | 3216 | else { |
3280af22 | 3217 | sv = PL_statname; |
a0d0e21e LW |
3218 | goto really_filename; |
3219 | } | |
3220 | } | |
3221 | else { | |
3280af22 NIS |
3222 | PL_statgv = gv; |
3223 | PL_laststatval = -1; | |
3224 | sv_setpv(PL_statname, ""); | |
3225 | io = GvIO(PL_statgv); | |
a0d0e21e LW |
3226 | } |
3227 | if (io && IoIFP(io)) { | |
5f05dabc | 3228 | if (! PerlIO_has_base(IoIFP(io))) |
cea2e8a9 | 3229 | DIE(aTHX_ "-T and -B not implemented on filehandles"); |
3280af22 NIS |
3230 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); |
3231 | if (PL_laststatval < 0) | |
5f05dabc | 3232 | RETPUSHUNDEF; |
9cbac4c7 | 3233 | if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ |
533c011a | 3234 | if (PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3235 | RETPUSHNO; |
3236 | else | |
3237 | RETPUSHYES; | |
9cbac4c7 | 3238 | } |
a20bf0c3 | 3239 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
760ac839 | 3240 | i = PerlIO_getc(IoIFP(io)); |
a0d0e21e | 3241 | if (i != EOF) |
760ac839 | 3242 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 3243 | } |
a20bf0c3 | 3244 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 3245 | RETPUSHYES; |
a20bf0c3 JH |
3246 | len = PerlIO_get_bufsiz(IoIFP(io)); |
3247 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
760ac839 LW |
3248 | /* sfio can have large buffers - limit to 512 */ |
3249 | if (len > 512) | |
3250 | len = 512; | |
a0d0e21e LW |
3251 | } |
3252 | else { | |
2dd78f96 | 3253 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { |
146174a9 | 3254 | gv = cGVOP_gv; |
2dd78f96 | 3255 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); |
146174a9 | 3256 | } |
748a9306 | 3257 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
3258 | RETPUSHUNDEF; |
3259 | } | |
3260 | } | |
3261 | else { | |
3262 | sv = POPs; | |
5f05dabc | 3263 | really_filename: |
3280af22 NIS |
3264 | PL_statgv = Nullgv; |
3265 | PL_laststatval = -1; | |
2d8e6c8d | 3266 | sv_setpv(PL_statname, SvPV(sv, n_a)); |
146174a9 | 3267 | if (!(fp = PerlIO_open(SvPVX(PL_statname), "r"))) { |
2d8e6c8d | 3268 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(sv, n_a), '\n')) |
cea2e8a9 | 3269 | Perl_warner(aTHX_ WARN_NEWLINE, PL_warn_nl, "open"); |
a0d0e21e LW |
3270 | RETPUSHUNDEF; |
3271 | } | |
146174a9 CB |
3272 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache); |
3273 | if (PL_laststatval < 0) { | |
3274 | (void)PerlIO_close(fp); | |
5f05dabc | 3275 | RETPUSHUNDEF; |
146174a9 | 3276 | } |
60382766 | 3277 | PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); |
146174a9 CB |
3278 | len = PerlIO_read(fp, tbuf, sizeof(tbuf)); |
3279 | (void)PerlIO_close(fp); | |
a0d0e21e | 3280 | if (len <= 0) { |
533c011a | 3281 | if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3282 | RETPUSHNO; /* special case NFS directories */ |
3283 | RETPUSHYES; /* null file is anything */ | |
3284 | } | |
3285 | s = tbuf; | |
3286 | } | |
3287 | ||
3288 | /* now scan s to look for textiness */ | |
4633a7c4 | 3289 | /* XXX ASCII dependent code */ |
a0d0e21e | 3290 | |
146174a9 CB |
3291 | #if defined(DOSISH) || defined(USEMYBINMODE) |
3292 | /* ignore trailing ^Z on short files */ | |
3293 | if (len && len < sizeof(tbuf) && tbuf[len-1] == 26) | |
3294 | --len; | |
3295 | #endif | |
3296 | ||
a0d0e21e LW |
3297 | for (i = 0; i < len; i++, s++) { |
3298 | if (!*s) { /* null never allowed in text */ | |
3299 | odd += len; | |
3300 | break; | |
3301 | } | |
9d116dd7 | 3302 | #ifdef EBCDIC |
301e8125 | 3303 | else if (!(isPRINT(*s) || isSPACE(*s))) |
9d116dd7 JH |
3304 | odd++; |
3305 | #else | |
146174a9 CB |
3306 | else if (*s & 128) { |
3307 | #ifdef USE_LOCALE | |
2de3dbcc | 3308 | if (IN_LOCALE_RUNTIME && isALPHA_LC(*s)) |
b3f66c68 GS |
3309 | continue; |
3310 | #endif | |
3311 | /* utf8 characters don't count as odd */ | |
fd400ab9 | 3312 | if (UTF8_IS_START(*s)) { |
b3f66c68 GS |
3313 | int ulen = UTF8SKIP(s); |
3314 | if (ulen < len - i) { | |
3315 | int j; | |
3316 | for (j = 1; j < ulen; j++) { | |
fd400ab9 | 3317 | if (!UTF8_IS_CONTINUATION(s[j])) |
b3f66c68 GS |
3318 | goto not_utf8; |
3319 | } | |
3320 | --ulen; /* loop does extra increment */ | |
3321 | s += ulen; | |
3322 | i += ulen; | |
3323 | continue; | |
3324 | } | |
3325 | } | |
3326 | not_utf8: | |
3327 | odd++; | |
146174a9 | 3328 | } |
a0d0e21e LW |
3329 | else if (*s < 32 && |
3330 | *s != '\n' && *s != '\r' && *s != '\b' && | |
3331 | *s != '\t' && *s != '\f' && *s != 27) | |
3332 | odd++; | |
9d116dd7 | 3333 | #endif |
a0d0e21e LW |
3334 | } |
3335 | ||
533c011a | 3336 | if ((odd * 3 > len) == (PL_op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
3337 | RETPUSHNO; |
3338 | else | |
3339 | RETPUSHYES; | |
3340 | } | |
3341 | ||
3342 | PP(pp_ftbinary) | |
3343 | { | |
cea2e8a9 | 3344 | return pp_fttext(); |
a0d0e21e LW |
3345 | } |
3346 | ||
3347 | /* File calls. */ | |
3348 | ||
3349 | PP(pp_chdir) | |
3350 | { | |
39644a26 | 3351 | dSP; dTARGET; |
a0d0e21e LW |
3352 | char *tmps; |
3353 | SV **svp; | |
2d8e6c8d | 3354 | STRLEN n_a; |
a0d0e21e LW |
3355 | |
3356 | if (MAXARG < 1) | |
3357 | tmps = Nullch; | |
3358 | else | |
2d8e6c8d | 3359 | tmps = POPpx; |
a0d0e21e | 3360 | if (!tmps || !*tmps) { |
3280af22 | 3361 | svp = hv_fetch(GvHVn(PL_envgv), "HOME", 4, FALSE); |
a0d0e21e | 3362 | if (svp) |
2d8e6c8d | 3363 | tmps = SvPV(*svp, n_a); |
a0d0e21e LW |
3364 | } |
3365 | if (!tmps || !*tmps) { | |
3280af22 | 3366 | svp = hv_fetch(GvHVn(PL_envgv), "LOGDIR", 6, FALSE); |
a0d0e21e | 3367 | if (svp) |
2d8e6c8d | 3368 | tmps = SvPV(*svp, n_a); |
a0d0e21e | 3369 | } |
491527d0 GS |
3370 | #ifdef VMS |
3371 | if (!tmps || !*tmps) { | |
6b88bc9c | 3372 | svp = hv_fetch(GvHVn(PL_envgv), "SYS$LOGIN", 9, FALSE); |
491527d0 | 3373 | if (svp) |
2d8e6c8d | 3374 | tmps = SvPV(*svp, n_a); |
491527d0 GS |
3375 | } |
3376 | #endif | |
a0d0e21e | 3377 | TAINT_PROPER("chdir"); |
6ad3d225 | 3378 | PUSHi( PerlDir_chdir(tmps) >= 0 ); |
748a9306 LW |
3379 | #ifdef VMS |
3380 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
3381 | * in the future. */ | |
6b88bc9c | 3382 | hv_delete(GvHVn(PL_envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 3383 | #endif |
a0d0e21e LW |
3384 | RETURN; |
3385 | } | |
3386 | ||
3387 | PP(pp_chown) | |
3388 | { | |
a0d0e21e | 3389 | #ifdef HAS_CHOWN |
76ffd3b9 IZ |
3390 | dSP; dMARK; dTARGET; |
3391 | I32 value = (I32)apply(PL_op->op_type, MARK, SP); | |
3392 | ||
a0d0e21e LW |
3393 | SP = MARK; |
3394 | PUSHi(value); | |
3395 | RETURN; | |
3396 | #else | |
0322a713 | 3397 | DIE(aTHX_ PL_no_func, "chown"); |
a0d0e21e LW |
3398 | #endif |
3399 | } | |
3400 | ||
3401 | PP(pp_chroot) | |
3402 | { | |
a0d0e21e | 3403 | #ifdef HAS_CHROOT |
76ffd3b9 | 3404 | dSP; dTARGET; |
2d8e6c8d | 3405 | STRLEN n_a; |
d05c1ba0 | 3406 | char *tmps = POPpx; |
a0d0e21e LW |
3407 | TAINT_PROPER("chroot"); |
3408 | PUSHi( chroot(tmps) >= 0 ); | |
3409 | RETURN; | |
3410 | #else | |
cea2e8a9 | 3411 | DIE(aTHX_ PL_no_func, "chroot"); |
a0d0e21e LW |
3412 | #endif |
3413 | } | |
3414 | ||
3415 | PP(pp_unlink) | |
3416 | { | |
39644a26 | 3417 | dSP; dMARK; dTARGET; |
a0d0e21e | 3418 | I32 value; |
533c011a | 3419 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3420 | SP = MARK; |
3421 | PUSHi(value); | |
3422 | RETURN; | |
3423 | } | |
3424 | ||
3425 | PP(pp_chmod) | |
3426 | { | |
39644a26 | 3427 | dSP; dMARK; dTARGET; |
a0d0e21e | 3428 | I32 value; |
533c011a | 3429 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3430 | SP = MARK; |
3431 | PUSHi(value); | |
3432 | RETURN; | |
3433 | } | |
3434 | ||
3435 | PP(pp_utime) | |
3436 | { | |
39644a26 | 3437 | dSP; dMARK; dTARGET; |
a0d0e21e | 3438 | I32 value; |
533c011a | 3439 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3440 | SP = MARK; |
3441 | PUSHi(value); | |
3442 | RETURN; | |
3443 | } | |
3444 | ||
3445 | PP(pp_rename) | |
3446 | { | |
39644a26 | 3447 | dSP; dTARGET; |
a0d0e21e | 3448 | int anum; |
2d8e6c8d | 3449 | STRLEN n_a; |
a0d0e21e | 3450 | |
2d8e6c8d GS |
3451 | char *tmps2 = POPpx; |
3452 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3453 | TAINT_PROPER("rename"); |
3454 | #ifdef HAS_RENAME | |
baed7233 | 3455 | anum = PerlLIO_rename(tmps, tmps2); |
a0d0e21e | 3456 | #else |
6b88bc9c | 3457 | if (!(anum = PerlLIO_stat(tmps, &PL_statbuf))) { |
ed969818 W |
3458 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ |
3459 | anum = 1; | |
3460 | else { | |
3654eb6c | 3461 | if (PL_euid || PerlLIO_stat(tmps2, &PL_statbuf) < 0 || !S_ISDIR(PL_statbuf.st_mode)) |
ed969818 W |
3462 | (void)UNLINK(tmps2); |
3463 | if (!(anum = link(tmps, tmps2))) | |
3464 | anum = UNLINK(tmps); | |
3465 | } | |
a0d0e21e LW |
3466 | } |
3467 | #endif | |
3468 | SETi( anum >= 0 ); | |
3469 | RETURN; | |
3470 | } | |
3471 | ||
3472 | PP(pp_link) | |
3473 | { | |
1bce926b | 3474 | dSP; |
a0d0e21e | 3475 | #ifdef HAS_LINK |
1bce926b | 3476 | dTARGET; |
2d8e6c8d GS |
3477 | STRLEN n_a; |
3478 | char *tmps2 = POPpx; | |
3479 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e | 3480 | TAINT_PROPER("link"); |
146174a9 | 3481 | SETi( PerlLIO_link(tmps, tmps2) >= 0 ); |
65850d11 | 3482 | RETURN; |
a0d0e21e | 3483 | #else |
0322a713 | 3484 | DIE(aTHX_ PL_no_func, "link"); |
a0d0e21e | 3485 | #endif |
a0d0e21e LW |
3486 | } |
3487 | ||
3488 | PP(pp_symlink) | |
3489 | { | |
a0d0e21e | 3490 | #ifdef HAS_SYMLINK |
9cad6237 | 3491 | dSP; dTARGET; |
2d8e6c8d GS |
3492 | STRLEN n_a; |
3493 | char *tmps2 = POPpx; | |
3494 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3495 | TAINT_PROPER("symlink"); |
3496 | SETi( symlink(tmps, tmps2) >= 0 ); | |
3497 | RETURN; | |
3498 | #else | |
cea2e8a9 | 3499 | DIE(aTHX_ PL_no_func, "symlink"); |
a0d0e21e LW |
3500 | #endif |
3501 | } | |
3502 | ||
3503 | PP(pp_readlink) | |
3504 | { | |
76ffd3b9 | 3505 | dSP; |
a0d0e21e | 3506 | #ifdef HAS_SYMLINK |
76ffd3b9 | 3507 | dTARGET; |
a0d0e21e | 3508 | char *tmps; |
46fc3d4c | 3509 | char buf[MAXPATHLEN]; |
a0d0e21e | 3510 | int len; |
2d8e6c8d | 3511 | STRLEN n_a; |
46fc3d4c | 3512 | |
fb73857a | 3513 | #ifndef INCOMPLETE_TAINTS |
3514 | TAINT; | |
3515 | #endif | |
2d8e6c8d | 3516 | tmps = POPpx; |
97dcea33 | 3517 | len = readlink(tmps, buf, sizeof(buf) - 1); |
a0d0e21e LW |
3518 | EXTEND(SP, 1); |
3519 | if (len < 0) | |
3520 | RETPUSHUNDEF; | |
3521 | PUSHp(buf, len); | |
3522 | RETURN; | |
3523 | #else | |
3524 | EXTEND(SP, 1); | |
3525 | RETSETUNDEF; /* just pretend it's a normal file */ | |
3526 | #endif | |
3527 | } | |
3528 | ||
3529 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
ba106d47 | 3530 | STATIC int |
cea2e8a9 | 3531 | S_dooneliner(pTHX_ char *cmd, char *filename) |
a0d0e21e | 3532 | { |
1e422769 | 3533 | char *save_filename = filename; |
3534 | char *cmdline; | |
3535 | char *s; | |
760ac839 | 3536 | PerlIO *myfp; |
1e422769 | 3537 | int anum = 1; |
a0d0e21e | 3538 | |
1e422769 | 3539 | New(666, cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char); |
3540 | strcpy(cmdline, cmd); | |
3541 | strcat(cmdline, " "); | |
3542 | for (s = cmdline + strlen(cmdline); *filename; ) { | |
a0d0e21e LW |
3543 | *s++ = '\\'; |
3544 | *s++ = *filename++; | |
3545 | } | |
3546 | strcpy(s, " 2>&1"); | |
6ad3d225 | 3547 | myfp = PerlProc_popen(cmdline, "r"); |
1e422769 | 3548 | Safefree(cmdline); |
3549 | ||
a0d0e21e | 3550 | if (myfp) { |
1e422769 | 3551 | SV *tmpsv = sv_newmortal(); |
6b88bc9c | 3552 | /* Need to save/restore 'PL_rs' ?? */ |
760ac839 | 3553 | s = sv_gets(tmpsv, myfp, 0); |
6ad3d225 | 3554 | (void)PerlProc_pclose(myfp); |
a0d0e21e | 3555 | if (s != Nullch) { |
1e422769 | 3556 | int e; |
3557 | for (e = 1; | |
a0d0e21e | 3558 | #ifdef HAS_SYS_ERRLIST |
1e422769 | 3559 | e <= sys_nerr |
3560 | #endif | |
3561 | ; e++) | |
3562 | { | |
3563 | /* you don't see this */ | |
3564 | char *errmsg = | |
3565 | #ifdef HAS_SYS_ERRLIST | |
3566 | sys_errlist[e] | |
a0d0e21e | 3567 | #else |
1e422769 | 3568 | strerror(e) |
a0d0e21e | 3569 | #endif |
1e422769 | 3570 | ; |
3571 | if (!errmsg) | |
3572 | break; | |
3573 | if (instr(s, errmsg)) { | |
3574 | SETERRNO(e,0); | |
3575 | return 0; | |
3576 | } | |
a0d0e21e | 3577 | } |
748a9306 | 3578 | SETERRNO(0,0); |
a0d0e21e LW |
3579 | #ifndef EACCES |
3580 | #define EACCES EPERM | |
3581 | #endif | |
1e422769 | 3582 | if (instr(s, "cannot make")) |
748a9306 | 3583 | SETERRNO(EEXIST,RMS$_FEX); |
1e422769 | 3584 | else if (instr(s, "existing file")) |
748a9306 | 3585 | SETERRNO(EEXIST,RMS$_FEX); |
1e422769 | 3586 | else if (instr(s, "ile exists")) |
748a9306 | 3587 | SETERRNO(EEXIST,RMS$_FEX); |
1e422769 | 3588 | else if (instr(s, "non-exist")) |
748a9306 | 3589 | SETERRNO(ENOENT,RMS$_FNF); |
1e422769 | 3590 | else if (instr(s, "does not exist")) |
748a9306 | 3591 | SETERRNO(ENOENT,RMS$_FNF); |
1e422769 | 3592 | else if (instr(s, "not empty")) |
748a9306 | 3593 | SETERRNO(EBUSY,SS$_DEVOFFLINE); |
1e422769 | 3594 | else if (instr(s, "cannot access")) |
748a9306 | 3595 | SETERRNO(EACCES,RMS$_PRV); |
a0d0e21e | 3596 | else |
748a9306 | 3597 | SETERRNO(EPERM,RMS$_PRV); |
a0d0e21e LW |
3598 | return 0; |
3599 | } | |
3600 | else { /* some mkdirs return no failure indication */ | |
6b88bc9c | 3601 | anum = (PerlLIO_stat(save_filename, &PL_statbuf) >= 0); |
911d147d | 3602 | if (PL_op->op_type == OP_RMDIR) |
a0d0e21e LW |
3603 | anum = !anum; |
3604 | if (anum) | |
748a9306 | 3605 | SETERRNO(0,0); |
a0d0e21e | 3606 | else |
748a9306 | 3607 | SETERRNO(EACCES,RMS$_PRV); /* a guess */ |
a0d0e21e LW |
3608 | } |
3609 | return anum; | |
3610 | } | |
3611 | else | |
3612 | return 0; | |
3613 | } | |
3614 | #endif | |
3615 | ||
3616 | PP(pp_mkdir) | |
3617 | { | |
39644a26 | 3618 | dSP; dTARGET; |
5a211162 | 3619 | int mode; |
a0d0e21e LW |
3620 | #ifndef HAS_MKDIR |
3621 | int oldumask; | |
3622 | #endif | |
df25ddba | 3623 | STRLEN len; |
5a211162 | 3624 | char *tmps; |
df25ddba | 3625 | bool copy = FALSE; |
5a211162 GS |
3626 | |
3627 | if (MAXARG > 1) | |
3628 | mode = POPi; | |
3629 | else | |
3630 | mode = 0777; | |
3631 | ||
df25ddba JH |
3632 | tmps = SvPV(TOPs, len); |
3633 | /* Different operating and file systems take differently to | |
16ac3975 JH |
3634 | * trailing slashes. According to POSIX 1003.1 1996 Edition |
3635 | * any number of trailing slashes should be allowed. | |
3636 | * Thusly we snip them away so that even non-conforming | |
3637 | * systems are happy. */ | |
3638 | /* We should probably do this "filtering" for all | |
3639 | * the functions that expect (potentially) directory names: | |
3640 | * -d, chdir(), chmod(), chown(), chroot(), fcntl()?, | |
3641 | * (mkdir()), opendir(), rename(), rmdir(), stat(). --jhi */ | |
3642 | if (len > 1 && tmps[len-1] == '/') { | |
3643 | while (tmps[len] == '/' && len > 1) | |
3644 | len--; | |
3645 | tmps = savepvn(tmps, len); | |
df25ddba JH |
3646 | copy = TRUE; |
3647 | } | |
a0d0e21e LW |
3648 | |
3649 | TAINT_PROPER("mkdir"); | |
3650 | #ifdef HAS_MKDIR | |
6ad3d225 | 3651 | SETi( PerlDir_mkdir(tmps, mode) >= 0 ); |
a0d0e21e LW |
3652 | #else |
3653 | SETi( dooneliner("mkdir", tmps) ); | |
6ad3d225 GS |
3654 | oldumask = PerlLIO_umask(0); |
3655 | PerlLIO_umask(oldumask); | |
3656 | PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777); | |
a0d0e21e | 3657 | #endif |
df25ddba JH |
3658 | if (copy) |
3659 | Safefree(tmps); | |
a0d0e21e LW |
3660 | RETURN; |
3661 | } | |
3662 | ||
3663 | PP(pp_rmdir) | |
3664 | { | |
39644a26 | 3665 | dSP; dTARGET; |
a0d0e21e | 3666 | char *tmps; |
2d8e6c8d | 3667 | STRLEN n_a; |
a0d0e21e | 3668 | |
2d8e6c8d | 3669 | tmps = POPpx; |
a0d0e21e LW |
3670 | TAINT_PROPER("rmdir"); |
3671 | #ifdef HAS_RMDIR | |
6ad3d225 | 3672 | XPUSHi( PerlDir_rmdir(tmps) >= 0 ); |
a0d0e21e LW |
3673 | #else |
3674 | XPUSHi( dooneliner("rmdir", tmps) ); | |
3675 | #endif | |
3676 | RETURN; | |
3677 | } | |
3678 | ||
3679 | /* Directory calls. */ | |
3680 | ||
3681 | PP(pp_open_dir) | |
3682 | { | |
a0d0e21e | 3683 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3684 | dSP; |
2d8e6c8d GS |
3685 | STRLEN n_a; |
3686 | char *dirname = POPpx; | |
a0d0e21e LW |
3687 | GV *gv = (GV*)POPs; |
3688 | register IO *io = GvIOn(gv); | |
3689 | ||
3690 | if (!io) | |
3691 | goto nope; | |
3692 | ||
3693 | if (IoDIRP(io)) | |
6ad3d225 GS |
3694 | PerlDir_close(IoDIRP(io)); |
3695 | if (!(IoDIRP(io) = PerlDir_open(dirname))) | |
a0d0e21e LW |
3696 | goto nope; |
3697 | ||
3698 | RETPUSHYES; | |
3699 | nope: | |
3700 | if (!errno) | |
748a9306 | 3701 | SETERRNO(EBADF,RMS$_DIR); |
a0d0e21e LW |
3702 | RETPUSHUNDEF; |
3703 | #else | |
cea2e8a9 | 3704 | DIE(aTHX_ PL_no_dir_func, "opendir"); |
a0d0e21e LW |
3705 | #endif |
3706 | } | |
3707 | ||
3708 | PP(pp_readdir) | |
3709 | { | |
a0d0e21e | 3710 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3711 | dSP; |
fd8cd3a3 | 3712 | #if !defined(I_DIRENT) && !defined(VMS) |
20ce7b12 | 3713 | Direntry_t *readdir (DIR *); |
a0d0e21e LW |
3714 | #endif |
3715 | register Direntry_t *dp; | |
3716 | GV *gv = (GV*)POPs; | |
3717 | register IO *io = GvIOn(gv); | |
fb73857a | 3718 | SV *sv; |
a0d0e21e LW |
3719 | |
3720 | if (!io || !IoDIRP(io)) | |
3721 | goto nope; | |
3722 | ||
3723 | if (GIMME == G_ARRAY) { | |
3724 | /*SUPPRESS 560*/ | |
155aba94 | 3725 | while ((dp = (Direntry_t *)PerlDir_read(IoDIRP(io)))) { |
a0d0e21e | 3726 | #ifdef DIRNAMLEN |
79cb57f6 | 3727 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3728 | #else |
fb73857a | 3729 | sv = newSVpv(dp->d_name, 0); |
3730 | #endif | |
3731 | #ifndef INCOMPLETE_TAINTS | |
26fb8f1f GS |
3732 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3733 | SvTAINTED_on(sv); | |
a0d0e21e | 3734 | #endif |
fb73857a | 3735 | XPUSHs(sv_2mortal(sv)); |
a0d0e21e LW |
3736 | } |
3737 | } | |
3738 | else { | |
6ad3d225 | 3739 | if (!(dp = (Direntry_t *)PerlDir_read(IoDIRP(io)))) |
a0d0e21e LW |
3740 | goto nope; |
3741 | #ifdef DIRNAMLEN | |
79cb57f6 | 3742 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3743 | #else |
fb73857a | 3744 | sv = newSVpv(dp->d_name, 0); |
a0d0e21e | 3745 | #endif |
fb73857a | 3746 | #ifndef INCOMPLETE_TAINTS |
26fb8f1f GS |
3747 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3748 | SvTAINTED_on(sv); | |
fb73857a | 3749 | #endif |
3750 | XPUSHs(sv_2mortal(sv)); | |
a0d0e21e LW |
3751 | } |
3752 | RETURN; | |
3753 | ||
3754 | nope: | |
3755 | if (!errno) | |
748a9306 | 3756 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3757 | if (GIMME == G_ARRAY) |
3758 | RETURN; | |
3759 | else | |
3760 | RETPUSHUNDEF; | |
3761 | #else | |
cea2e8a9 | 3762 | DIE(aTHX_ PL_no_dir_func, "readdir"); |
a0d0e21e LW |
3763 | #endif |
3764 | } | |
3765 | ||
3766 | PP(pp_telldir) | |
3767 | { | |
a0d0e21e | 3768 | #if defined(HAS_TELLDIR) || defined(telldir) |
9cad6237 | 3769 | dSP; dTARGET; |
968dcd91 JH |
3770 | /* XXX does _anyone_ need this? --AD 2/20/1998 */ |
3771 | /* XXX netbsd still seemed to. | |
3772 | XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style. | |
3773 | --JHI 1999-Feb-02 */ | |
3774 | # if !defined(HAS_TELLDIR_PROTO) || defined(NEED_TELLDIR_PROTO) | |
20ce7b12 | 3775 | long telldir (DIR *); |
dfe9444c | 3776 | # endif |
a0d0e21e LW |
3777 | GV *gv = (GV*)POPs; |
3778 | register IO *io = GvIOn(gv); | |
3779 | ||
3780 | if (!io || !IoDIRP(io)) | |
3781 | goto nope; | |
3782 | ||
6ad3d225 | 3783 | PUSHi( PerlDir_tell(IoDIRP(io)) ); |
a0d0e21e LW |
3784 | RETURN; |
3785 | nope: | |
3786 | if (!errno) | |
748a9306 | 3787 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3788 | RETPUSHUNDEF; |
3789 | #else | |
cea2e8a9 | 3790 | DIE(aTHX_ PL_no_dir_func, "telldir"); |
a0d0e21e LW |
3791 | #endif |
3792 | } | |
3793 | ||
3794 | PP(pp_seekdir) | |
3795 | { | |
a0d0e21e | 3796 | #if defined(HAS_SEEKDIR) || defined(seekdir) |
9cad6237 | 3797 | dSP; |
a0d0e21e LW |
3798 | long along = POPl; |
3799 | GV *gv = (GV*)POPs; | |
3800 | register IO *io = GvIOn(gv); | |
3801 | ||
3802 | if (!io || !IoDIRP(io)) | |
3803 | goto nope; | |
3804 | ||
6ad3d225 | 3805 | (void)PerlDir_seek(IoDIRP(io), along); |
a0d0e21e LW |
3806 | |
3807 | RETPUSHYES; | |
3808 | nope: | |
3809 | if (!errno) | |
748a9306 | 3810 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3811 | RETPUSHUNDEF; |
3812 | #else | |
cea2e8a9 | 3813 | DIE(aTHX_ PL_no_dir_func, "seekdir"); |
a0d0e21e LW |
3814 | #endif |
3815 | } | |
3816 | ||
3817 | PP(pp_rewinddir) | |
3818 | { | |
a0d0e21e | 3819 | #if defined(HAS_REWINDDIR) || defined(rewinddir) |
9cad6237 | 3820 | dSP; |
a0d0e21e LW |
3821 | GV *gv = (GV*)POPs; |
3822 | register IO *io = GvIOn(gv); | |
3823 | ||
3824 | if (!io || !IoDIRP(io)) | |
3825 | goto nope; | |
3826 | ||
6ad3d225 | 3827 | (void)PerlDir_rewind(IoDIRP(io)); |
a0d0e21e LW |
3828 | RETPUSHYES; |
3829 | nope: | |
3830 | if (!errno) | |
748a9306 | 3831 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3832 | RETPUSHUNDEF; |
3833 | #else | |
cea2e8a9 | 3834 | DIE(aTHX_ PL_no_dir_func, "rewinddir"); |
a0d0e21e LW |
3835 | #endif |
3836 | } | |
3837 | ||
3838 | PP(pp_closedir) | |
3839 | { | |
a0d0e21e | 3840 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3841 | dSP; |
a0d0e21e LW |
3842 | GV *gv = (GV*)POPs; |
3843 | register IO *io = GvIOn(gv); | |
3844 | ||
3845 | if (!io || !IoDIRP(io)) | |
3846 | goto nope; | |
3847 | ||
3848 | #ifdef VOID_CLOSEDIR | |
6ad3d225 | 3849 | PerlDir_close(IoDIRP(io)); |
a0d0e21e | 3850 | #else |
6ad3d225 | 3851 | if (PerlDir_close(IoDIRP(io)) < 0) { |
748a9306 | 3852 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ |
a0d0e21e | 3853 | goto nope; |
748a9306 | 3854 | } |
a0d0e21e LW |
3855 | #endif |
3856 | IoDIRP(io) = 0; | |
3857 | ||
3858 | RETPUSHYES; | |
3859 | nope: | |
3860 | if (!errno) | |
748a9306 | 3861 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
3862 | RETPUSHUNDEF; |
3863 | #else | |
cea2e8a9 | 3864 | DIE(aTHX_ PL_no_dir_func, "closedir"); |
a0d0e21e LW |
3865 | #endif |
3866 | } | |
3867 | ||
3868 | /* Process control. */ | |
3869 | ||
3870 | PP(pp_fork) | |
3871 | { | |
44a8e56a | 3872 | #ifdef HAS_FORK |
39644a26 | 3873 | dSP; dTARGET; |
761237fe | 3874 | Pid_t childpid; |
a0d0e21e LW |
3875 | GV *tmpgv; |
3876 | ||
3877 | EXTEND(SP, 1); | |
45bc9206 | 3878 | PERL_FLUSHALL_FOR_CHILD; |
a0d0e21e LW |
3879 | childpid = fork(); |
3880 | if (childpid < 0) | |
3881 | RETSETUNDEF; | |
3882 | if (!childpid) { | |
3883 | /*SUPPRESS 560*/ | |
155aba94 | 3884 | if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) |
146174a9 | 3885 | sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid()); |
3280af22 | 3886 | hv_clear(PL_pidstatus); /* no kids, so don't wait for 'em */ |
a0d0e21e LW |
3887 | } |
3888 | PUSHi(childpid); | |
3889 | RETURN; | |
3890 | #else | |
146174a9 | 3891 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
39644a26 | 3892 | dSP; dTARGET; |
146174a9 CB |
3893 | Pid_t childpid; |
3894 | ||
3895 | EXTEND(SP, 1); | |
3896 | PERL_FLUSHALL_FOR_CHILD; | |
3897 | childpid = PerlProc_fork(); | |
60fa28ff GS |
3898 | if (childpid == -1) |
3899 | RETSETUNDEF; | |
146174a9 CB |
3900 | PUSHi(childpid); |
3901 | RETURN; | |
3902 | # else | |
0322a713 | 3903 | DIE(aTHX_ PL_no_func, "fork"); |
146174a9 | 3904 | # endif |
a0d0e21e LW |
3905 | #endif |
3906 | } | |
3907 | ||
3908 | PP(pp_wait) | |
3909 | { | |
301e8125 | 3910 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 3911 | dSP; dTARGET; |
761237fe | 3912 | Pid_t childpid; |
a0d0e21e | 3913 | int argflags; |
a0d0e21e | 3914 | |
0a0ada86 | 3915 | #ifdef PERL_OLD_SIGNALS |
44a8e56a | 3916 | childpid = wait4pid(-1, &argflags, 0); |
0a0ada86 NIS |
3917 | #else |
3918 | while ((childpid = wait4pid(-1, &argflags, 0)) == -1 && errno == EINTR) { | |
3919 | PERL_ASYNC_CHECK(); | |
3920 | } | |
3921 | #endif | |
68a29c53 GS |
3922 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
3923 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
3924 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
3925 | # else | |
f86702cc | 3926 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 3927 | # endif |
44a8e56a | 3928 | XPUSHi(childpid); |
a0d0e21e LW |
3929 | RETURN; |
3930 | #else | |
0322a713 | 3931 | DIE(aTHX_ PL_no_func, "wait"); |
a0d0e21e LW |
3932 | #endif |
3933 | } | |
3934 | ||
3935 | PP(pp_waitpid) | |
3936 | { | |
301e8125 | 3937 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 3938 | dSP; dTARGET; |
761237fe | 3939 | Pid_t childpid; |
a0d0e21e LW |
3940 | int optype; |
3941 | int argflags; | |
a0d0e21e | 3942 | |
a0d0e21e LW |
3943 | optype = POPi; |
3944 | childpid = TOPi; | |
0a0ada86 | 3945 | #ifdef PERL_OLD_SIGNALS |
a0d0e21e | 3946 | childpid = wait4pid(childpid, &argflags, optype); |
0a0ada86 NIS |
3947 | #else |
3948 | while ((childpid = wait4pid(childpid, &argflags, optype)) == -1 && errno == EINTR) { | |
3949 | PERL_ASYNC_CHECK(); | |
3950 | } | |
3951 | #endif | |
68a29c53 GS |
3952 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
3953 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
3954 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
3955 | # else | |
f86702cc | 3956 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 3957 | # endif |
44a8e56a | 3958 | SETi(childpid); |
a0d0e21e LW |
3959 | RETURN; |
3960 | #else | |
0322a713 | 3961 | DIE(aTHX_ PL_no_func, "waitpid"); |
a0d0e21e LW |
3962 | #endif |
3963 | } | |
3964 | ||
3965 | PP(pp_system) | |
3966 | { | |
39644a26 | 3967 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 3968 | I32 value; |
2d8e6c8d | 3969 | STRLEN n_a; |
76ffd3b9 | 3970 | int result; |
e7766f89 JH |
3971 | int pp[2]; |
3972 | I32 did_pipes = 0; | |
a0d0e21e | 3973 | |
a0d0e21e | 3974 | if (SP - MARK == 1) { |
3280af22 | 3975 | if (PL_tainting) { |
516a5887 | 3976 | (void)SvPV_nolen(TOPs); /* stringify for taint check */ |
a0d0e21e LW |
3977 | TAINT_ENV(); |
3978 | TAINT_PROPER("system"); | |
3979 | } | |
3980 | } | |
45bc9206 | 3981 | PERL_FLUSHALL_FOR_CHILD; |
273b0206 | 3982 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) || defined(PERL_MICRO) |
d7e492a4 JH |
3983 | { |
3984 | Pid_t childpid; | |
3985 | int status; | |
3986 | Sigsave_t ihand,qhand; /* place to save signals during system() */ | |
3987 | ||
3988 | if (PerlProc_pipe(pp) >= 0) | |
3989 | did_pipes = 1; | |
3990 | while ((childpid = vfork()) == -1) { | |
3991 | if (errno != EAGAIN) { | |
3992 | value = -1; | |
3993 | SP = ORIGMARK; | |
3994 | PUSHi(value); | |
3995 | if (did_pipes) { | |
3996 | PerlLIO_close(pp[0]); | |
3997 | PerlLIO_close(pp[1]); | |
3998 | } | |
3999 | RETURN; | |
4000 | } | |
4001 | sleep(5); | |
4002 | } | |
4003 | if (childpid > 0) { | |
4004 | if (did_pipes) | |
4005 | PerlLIO_close(pp[1]); | |
64ca3a65 | 4006 | #ifndef PERL_MICRO |
d7e492a4 JH |
4007 | rsignal_save(SIGINT, SIG_IGN, &ihand); |
4008 | rsignal_save(SIGQUIT, SIG_IGN, &qhand); | |
64ca3a65 | 4009 | #endif |
d7e492a4 JH |
4010 | do { |
4011 | result = wait4pid(childpid, &status, 0); | |
4012 | } while (result == -1 && errno == EINTR); | |
64ca3a65 | 4013 | #ifndef PERL_MICRO |
d7e492a4 JH |
4014 | (void)rsignal_restore(SIGINT, &ihand); |
4015 | (void)rsignal_restore(SIGQUIT, &qhand); | |
4016 | #endif | |
4017 | STATUS_NATIVE_SET(result == -1 ? -1 : status); | |
4018 | do_execfree(); /* free any memory child malloced on vfork */ | |
4019 | SP = ORIGMARK; | |
4020 | if (did_pipes) { | |
4021 | int errkid; | |
4022 | int n = 0, n1; | |
4023 | ||
4024 | while (n < sizeof(int)) { | |
4025 | n1 = PerlLIO_read(pp[0], | |
4026 | (void*)(((char*)&errkid)+n), | |
4027 | (sizeof(int)) - n); | |
4028 | if (n1 <= 0) | |
4029 | break; | |
4030 | n += n1; | |
4031 | } | |
4032 | PerlLIO_close(pp[0]); | |
4033 | if (n) { /* Error */ | |
4034 | if (n != sizeof(int)) | |
4035 | DIE(aTHX_ "panic: kid popen errno read"); | |
4036 | errno = errkid; /* Propagate errno from kid */ | |
4037 | STATUS_CURRENT = -1; | |
4038 | } | |
4039 | } | |
4040 | PUSHi(STATUS_CURRENT); | |
4041 | RETURN; | |
4042 | } | |
4043 | if (did_pipes) { | |
4044 | PerlLIO_close(pp[0]); | |
d5a9bfb0 | 4045 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
d7e492a4 | 4046 | fcntl(pp[1], F_SETFD, FD_CLOEXEC); |
d5a9bfb0 | 4047 | #endif |
d7e492a4 | 4048 | } |
d5a9bfb0 | 4049 | } |
533c011a | 4050 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4051 | SV *really = *++MARK; |
d5a9bfb0 | 4052 | value = (I32)do_aexec5(really, MARK, SP, pp[1], did_pipes); |
a0d0e21e LW |
4053 | } |
4054 | else if (SP - MARK != 1) | |
d5a9bfb0 | 4055 | value = (I32)do_aexec5(Nullsv, MARK, SP, pp[1], did_pipes); |
a0d0e21e | 4056 | else { |
d5a9bfb0 | 4057 | value = (I32)do_exec3(SvPVx(sv_mortalcopy(*SP), n_a), pp[1], did_pipes); |
a0d0e21e | 4058 | } |
6ad3d225 | 4059 | PerlProc__exit(-1); |
c3293030 | 4060 | #else /* ! FORK or VMS or OS/2 */ |
922b1888 GS |
4061 | PL_statusvalue = 0; |
4062 | result = 0; | |
911d147d | 4063 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4064 | SV *really = *++MARK; |
c5be433b | 4065 | value = (I32)do_aspawn(really, (void **)MARK, (void **)SP); |
a0d0e21e LW |
4066 | } |
4067 | else if (SP - MARK != 1) | |
c5be433b | 4068 | value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP); |
a0d0e21e | 4069 | else { |
c5be433b | 4070 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4071 | } |
922b1888 GS |
4072 | if (PL_statusvalue == -1) /* hint that value must be returned as is */ |
4073 | result = 1; | |
f86702cc | 4074 | STATUS_NATIVE_SET(value); |
a0d0e21e LW |
4075 | do_execfree(); |
4076 | SP = ORIGMARK; | |
922b1888 | 4077 | PUSHi(result ? value : STATUS_CURRENT); |
a0d0e21e LW |
4078 | #endif /* !FORK or VMS */ |
4079 | RETURN; | |
4080 | } | |
4081 | ||
4082 | PP(pp_exec) | |
4083 | { | |
39644a26 | 4084 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4085 | I32 value; |
2d8e6c8d | 4086 | STRLEN n_a; |
a0d0e21e | 4087 | |
45bc9206 | 4088 | PERL_FLUSHALL_FOR_CHILD; |
533c011a | 4089 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e LW |
4090 | SV *really = *++MARK; |
4091 | value = (I32)do_aexec(really, MARK, SP); | |
4092 | } | |
4093 | else if (SP - MARK != 1) | |
4094 | #ifdef VMS | |
4095 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
4096 | #else | |
092bebab JH |
4097 | # ifdef __OPEN_VM |
4098 | { | |
c5be433b | 4099 | (void ) do_aspawn(Nullsv, MARK, SP); |
092bebab JH |
4100 | value = 0; |
4101 | } | |
4102 | # else | |
a0d0e21e | 4103 | value = (I32)do_aexec(Nullsv, MARK, SP); |
092bebab | 4104 | # endif |
a0d0e21e LW |
4105 | #endif |
4106 | else { | |
3280af22 | 4107 | if (PL_tainting) { |
516a5887 | 4108 | (void)SvPV_nolen(*SP); /* stringify for taint check */ |
a0d0e21e LW |
4109 | TAINT_ENV(); |
4110 | TAINT_PROPER("exec"); | |
4111 | } | |
4112 | #ifdef VMS | |
2d8e6c8d | 4113 | value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4114 | #else |
092bebab | 4115 | # ifdef __OPEN_VM |
c5be433b | 4116 | (void) do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab JH |
4117 | value = 0; |
4118 | # else | |
2d8e6c8d | 4119 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab | 4120 | # endif |
a0d0e21e LW |
4121 | #endif |
4122 | } | |
146174a9 CB |
4123 | |
4124 | #if !defined(HAS_FORK) && defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) | |
4125 | if (value >= 0) | |
4126 | my_exit(value); | |
4127 | #endif | |
4128 | ||
a0d0e21e LW |
4129 | SP = ORIGMARK; |
4130 | PUSHi(value); | |
4131 | RETURN; | |
4132 | } | |
4133 | ||
4134 | PP(pp_kill) | |
4135 | { | |
9cad6237 | 4136 | #ifdef HAS_KILL |
39644a26 | 4137 | dSP; dMARK; dTARGET; |
a0d0e21e | 4138 | I32 value; |
533c011a | 4139 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4140 | SP = MARK; |
4141 | PUSHi(value); | |
4142 | RETURN; | |
4143 | #else | |
0322a713 | 4144 | DIE(aTHX_ PL_no_func, "kill"); |
a0d0e21e LW |
4145 | #endif |
4146 | } | |
4147 | ||
4148 | PP(pp_getppid) | |
4149 | { | |
4150 | #ifdef HAS_GETPPID | |
39644a26 | 4151 | dSP; dTARGET; |
a0d0e21e LW |
4152 | XPUSHi( getppid() ); |
4153 | RETURN; | |
4154 | #else | |
cea2e8a9 | 4155 | DIE(aTHX_ PL_no_func, "getppid"); |
a0d0e21e LW |
4156 | #endif |
4157 | } | |
4158 | ||
4159 | PP(pp_getpgrp) | |
4160 | { | |
4161 | #ifdef HAS_GETPGRP | |
39644a26 | 4162 | dSP; dTARGET; |
d8a83dd3 | 4163 | Pid_t pid; |
9853a804 | 4164 | Pid_t pgrp; |
a0d0e21e LW |
4165 | |
4166 | if (MAXARG < 1) | |
4167 | pid = 0; | |
4168 | else | |
4169 | pid = SvIVx(POPs); | |
c3293030 | 4170 | #ifdef BSD_GETPGRP |
9853a804 | 4171 | pgrp = (I32)BSD_GETPGRP(pid); |
a0d0e21e | 4172 | #else |
146174a9 | 4173 | if (pid != 0 && pid != PerlProc_getpid()) |
cea2e8a9 | 4174 | DIE(aTHX_ "POSIX getpgrp can't take an argument"); |
9853a804 | 4175 | pgrp = getpgrp(); |
a0d0e21e | 4176 | #endif |
9853a804 | 4177 | XPUSHi(pgrp); |
a0d0e21e LW |
4178 | RETURN; |
4179 | #else | |
cea2e8a9 | 4180 | DIE(aTHX_ PL_no_func, "getpgrp()"); |
a0d0e21e LW |
4181 | #endif |
4182 | } | |
4183 | ||
4184 | PP(pp_setpgrp) | |
4185 | { | |
4186 | #ifdef HAS_SETPGRP | |
39644a26 | 4187 | dSP; dTARGET; |
d8a83dd3 JH |
4188 | Pid_t pgrp; |
4189 | Pid_t pid; | |
a0d0e21e LW |
4190 | if (MAXARG < 2) { |
4191 | pgrp = 0; | |
4192 | pid = 0; | |
4193 | } | |
4194 | else { | |
4195 | pgrp = POPi; | |
4196 | pid = TOPi; | |
4197 | } | |
4198 | ||
4199 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
4200 | #ifdef BSD_SETPGRP |
4201 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e | 4202 | #else |
146174a9 CB |
4203 | if ((pgrp != 0 && pgrp != PerlProc_getpid()) |
4204 | || (pid != 0 && pid != PerlProc_getpid())) | |
4205 | { | |
4206 | DIE(aTHX_ "setpgrp can't take arguments"); | |
4207 | } | |
a0d0e21e LW |
4208 | SETi( setpgrp() >= 0 ); |
4209 | #endif /* USE_BSDPGRP */ | |
4210 | RETURN; | |
4211 | #else | |
cea2e8a9 | 4212 | DIE(aTHX_ PL_no_func, "setpgrp()"); |
a0d0e21e LW |
4213 | #endif |
4214 | } | |
4215 | ||
4216 | PP(pp_getpriority) | |
4217 | { | |
a0d0e21e | 4218 | #ifdef HAS_GETPRIORITY |
9cad6237 | 4219 | dSP; dTARGET; |
d05c1ba0 JH |
4220 | int who = POPi; |
4221 | int which = TOPi; | |
a0d0e21e LW |
4222 | SETi( getpriority(which, who) ); |
4223 | RETURN; | |
4224 | #else | |
cea2e8a9 | 4225 | DIE(aTHX_ PL_no_func, "getpriority()"); |
a0d0e21e LW |
4226 | #endif |
4227 | } | |
4228 | ||
4229 | PP(pp_setpriority) | |
4230 | { | |
a0d0e21e | 4231 | #ifdef HAS_SETPRIORITY |
9cad6237 | 4232 | dSP; dTARGET; |
d05c1ba0 JH |
4233 | int niceval = POPi; |
4234 | int who = POPi; | |
4235 | int which = TOPi; | |
a0d0e21e LW |
4236 | TAINT_PROPER("setpriority"); |
4237 | SETi( setpriority(which, who, niceval) >= 0 ); | |
4238 | RETURN; | |
4239 | #else | |
cea2e8a9 | 4240 | DIE(aTHX_ PL_no_func, "setpriority()"); |
a0d0e21e LW |
4241 | #endif |
4242 | } | |
4243 | ||
4244 | /* Time calls. */ | |
4245 | ||
4246 | PP(pp_time) | |
4247 | { | |
39644a26 | 4248 | dSP; dTARGET; |
cbdc8872 | 4249 | #ifdef BIG_TIME |
4250 | XPUSHn( time(Null(Time_t*)) ); | |
4251 | #else | |
a0d0e21e | 4252 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 4253 | #endif |
a0d0e21e LW |
4254 | RETURN; |
4255 | } | |
4256 | ||
cd52b7b2 | 4257 | /* XXX The POSIX name is CLK_TCK; it is to be preferred |
4258 | to HZ. Probably. For now, assume that if the system | |
4259 | defines HZ, it does so correctly. (Will this break | |
4260 | on VMS?) | |
4261 | Probably we ought to use _sysconf(_SC_CLK_TCK), if | |
4262 | it's supported. --AD 9/96. | |
4263 | */ | |
4264 | ||
a0d0e21e | 4265 | #ifndef HZ |
cd52b7b2 | 4266 | # ifdef CLK_TCK |
4267 | # define HZ CLK_TCK | |
4268 | # else | |
4269 | # define HZ 60 | |
4270 | # endif | |
a0d0e21e LW |
4271 | #endif |
4272 | ||
4273 | PP(pp_tms) | |
4274 | { | |
9cad6237 | 4275 | #ifdef HAS_TIMES |
39644a26 | 4276 | dSP; |
a0d0e21e | 4277 | EXTEND(SP, 4); |
a0d0e21e | 4278 | #ifndef VMS |
3280af22 | 4279 | (void)PerlProc_times(&PL_timesbuf); |
a0d0e21e | 4280 | #else |
6b88bc9c | 4281 | (void)PerlProc_times((tbuffer_t *)&PL_timesbuf); /* time.h uses different name for */ |
76e3520e GS |
4282 | /* struct tms, though same data */ |
4283 | /* is returned. */ | |
a0d0e21e LW |
4284 | #endif |
4285 | ||
65202027 | 4286 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_utime)/HZ))); |
a0d0e21e | 4287 | if (GIMME == G_ARRAY) { |
65202027 DS |
4288 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_stime)/HZ))); |
4289 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cutime)/HZ))); | |
4290 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/HZ))); | |
a0d0e21e LW |
4291 | } |
4292 | RETURN; | |
9cad6237 JH |
4293 | #else |
4294 | DIE(aTHX_ "times not implemented"); | |
55497cff | 4295 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
4296 | } |
4297 | ||
4298 | PP(pp_localtime) | |
4299 | { | |
cea2e8a9 | 4300 | return pp_gmtime(); |
a0d0e21e LW |
4301 | } |
4302 | ||
4303 | PP(pp_gmtime) | |
4304 | { | |
39644a26 | 4305 | dSP; |
a0d0e21e LW |
4306 | Time_t when; |
4307 | struct tm *tmbuf; | |
4308 | static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
4309 | static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
4310 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
4311 | ||
4312 | if (MAXARG < 1) | |
4313 | (void)time(&when); | |
4314 | else | |
cbdc8872 | 4315 | #ifdef BIG_TIME |
4316 | when = (Time_t)SvNVx(POPs); | |
4317 | #else | |
a0d0e21e | 4318 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 4319 | #endif |
a0d0e21e | 4320 | |
533c011a | 4321 | if (PL_op->op_type == OP_LOCALTIME) |
a0d0e21e LW |
4322 | tmbuf = localtime(&when); |
4323 | else | |
4324 | tmbuf = gmtime(&when); | |
4325 | ||
4326 | EXTEND(SP, 9); | |
bbce6d69 | 4327 | EXTEND_MORTAL(9); |
a0d0e21e | 4328 | if (GIMME != G_ARRAY) { |
46fc3d4c | 4329 | SV *tsv; |
a0d0e21e LW |
4330 | if (!tmbuf) |
4331 | RETPUSHUNDEF; | |
be28567c | 4332 | tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d", |
f5a29b03 RB |
4333 | dayname[tmbuf->tm_wday], |
4334 | monname[tmbuf->tm_mon], | |
be28567c GS |
4335 | tmbuf->tm_mday, |
4336 | tmbuf->tm_hour, | |
4337 | tmbuf->tm_min, | |
4338 | tmbuf->tm_sec, | |
4339 | tmbuf->tm_year + 1900); | |
46fc3d4c | 4340 | PUSHs(sv_2mortal(tsv)); |
a0d0e21e LW |
4341 | } |
4342 | else if (tmbuf) { | |
c6419e06 JH |
4343 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); |
4344 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_min))); | |
4345 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour))); | |
4346 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday))); | |
4347 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mon))); | |
4348 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_year))); | |
4349 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_wday))); | |
4350 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_yday))); | |
4351 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_isdst))); | |
a0d0e21e LW |
4352 | } |
4353 | RETURN; | |
4354 | } | |
4355 | ||
4356 | PP(pp_alarm) | |
4357 | { | |
9cad6237 | 4358 | #ifdef HAS_ALARM |
39644a26 | 4359 | dSP; dTARGET; |
a0d0e21e | 4360 | int anum; |
a0d0e21e LW |
4361 | anum = POPi; |
4362 | anum = alarm((unsigned int)anum); | |
4363 | EXTEND(SP, 1); | |
4364 | if (anum < 0) | |
4365 | RETPUSHUNDEF; | |
c6419e06 | 4366 | PUSHi(anum); |
a0d0e21e LW |
4367 | RETURN; |
4368 | #else | |
0322a713 | 4369 | DIE(aTHX_ PL_no_func, "alarm"); |
a0d0e21e LW |
4370 | #endif |
4371 | } | |
4372 | ||
4373 | PP(pp_sleep) | |
4374 | { | |
39644a26 | 4375 | dSP; dTARGET; |
a0d0e21e LW |
4376 | I32 duration; |
4377 | Time_t lasttime; | |
4378 | Time_t when; | |
4379 | ||
4380 | (void)time(&lasttime); | |
4381 | if (MAXARG < 1) | |
76e3520e | 4382 | PerlProc_pause(); |
a0d0e21e LW |
4383 | else { |
4384 | duration = POPi; | |
76e3520e | 4385 | PerlProc_sleep((unsigned int)duration); |
a0d0e21e LW |
4386 | } |
4387 | (void)time(&when); | |
4388 | XPUSHi(when - lasttime); | |
4389 | RETURN; | |
4390 | } | |
4391 | ||
4392 | /* Shared memory. */ | |
4393 | ||
4394 | PP(pp_shmget) | |
4395 | { | |
cea2e8a9 | 4396 | return pp_semget(); |
a0d0e21e LW |
4397 | } |
4398 | ||
4399 | PP(pp_shmctl) | |
4400 | { | |
cea2e8a9 | 4401 | return pp_semctl(); |
a0d0e21e LW |
4402 | } |
4403 | ||
4404 | PP(pp_shmread) | |
4405 | { | |
cea2e8a9 | 4406 | return pp_shmwrite(); |
a0d0e21e LW |
4407 | } |
4408 | ||
4409 | PP(pp_shmwrite) | |
4410 | { | |
4411 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4412 | dSP; dMARK; dTARGET; |
533c011a | 4413 | I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0); |
a0d0e21e LW |
4414 | SP = MARK; |
4415 | PUSHi(value); | |
4416 | RETURN; | |
4417 | #else | |
cea2e8a9 | 4418 | return pp_semget(); |
a0d0e21e LW |
4419 | #endif |
4420 | } | |
4421 | ||
4422 | /* Message passing. */ | |
4423 | ||
4424 | PP(pp_msgget) | |
4425 | { | |
cea2e8a9 | 4426 | return pp_semget(); |
a0d0e21e LW |
4427 | } |
4428 | ||
4429 | PP(pp_msgctl) | |
4430 | { | |
cea2e8a9 | 4431 | return pp_semctl(); |
a0d0e21e LW |
4432 | } |
4433 | ||
4434 | PP(pp_msgsnd) | |
4435 | { | |
4436 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4437 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4438 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); |
4439 | SP = MARK; | |
4440 | PUSHi(value); | |
4441 | RETURN; | |
4442 | #else | |
cea2e8a9 | 4443 | return pp_semget(); |
a0d0e21e LW |
4444 | #endif |
4445 | } | |
4446 | ||
4447 | PP(pp_msgrcv) | |
4448 | { | |
4449 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4450 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4451 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); |
4452 | SP = MARK; | |
4453 | PUSHi(value); | |
4454 | RETURN; | |
4455 | #else | |
cea2e8a9 | 4456 | return pp_semget(); |
a0d0e21e LW |
4457 | #endif |
4458 | } | |
4459 | ||
4460 | /* Semaphores. */ | |
4461 | ||
4462 | PP(pp_semget) | |
4463 | { | |
4464 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4465 | dSP; dMARK; dTARGET; |
533c011a | 4466 | int anum = do_ipcget(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4467 | SP = MARK; |
4468 | if (anum == -1) | |
4469 | RETPUSHUNDEF; | |
4470 | PUSHi(anum); | |
4471 | RETURN; | |
4472 | #else | |
cea2e8a9 | 4473 | DIE(aTHX_ "System V IPC is not implemented on this machine"); |
a0d0e21e LW |
4474 | #endif |
4475 | } | |
4476 | ||
4477 | PP(pp_semctl) | |
4478 | { | |
4479 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4480 | dSP; dMARK; dTARGET; |
533c011a | 4481 | int anum = do_ipcctl(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4482 | SP = MARK; |
4483 | if (anum == -1) | |
4484 | RETSETUNDEF; | |
4485 | if (anum != 0) { | |
4486 | PUSHi(anum); | |
4487 | } | |
4488 | else { | |
8903cb82 | 4489 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
4490 | } |
4491 | RETURN; | |
4492 | #else | |
cea2e8a9 | 4493 | return pp_semget(); |
a0d0e21e LW |
4494 | #endif |
4495 | } | |
4496 | ||
4497 | PP(pp_semop) | |
4498 | { | |
4499 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4500 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4501 | I32 value = (I32)(do_semop(MARK, SP) >= 0); |
4502 | SP = MARK; | |
4503 | PUSHi(value); | |
4504 | RETURN; | |
4505 | #else | |
cea2e8a9 | 4506 | return pp_semget(); |
a0d0e21e LW |
4507 | #endif |
4508 | } | |
4509 | ||
4510 | /* Get system info. */ | |
4511 | ||
4512 | PP(pp_ghbyname) | |
4513 | { | |
693762b4 | 4514 | #ifdef HAS_GETHOSTBYNAME |
cea2e8a9 | 4515 | return pp_ghostent(); |
a0d0e21e | 4516 | #else |
cea2e8a9 | 4517 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
a0d0e21e LW |
4518 | #endif |
4519 | } | |
4520 | ||
4521 | PP(pp_ghbyaddr) | |
4522 | { | |
693762b4 | 4523 | #ifdef HAS_GETHOSTBYADDR |
cea2e8a9 | 4524 | return pp_ghostent(); |
a0d0e21e | 4525 | #else |
cea2e8a9 | 4526 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
a0d0e21e LW |
4527 | #endif |
4528 | } | |
4529 | ||
4530 | PP(pp_ghostent) | |
4531 | { | |
693762b4 | 4532 | #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT) |
9cad6237 | 4533 | dSP; |
533c011a | 4534 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4535 | register char **elem; |
4536 | register SV *sv; | |
dc45a647 | 4537 | #ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */ |
4599a1de JH |
4538 | struct hostent *PerlSock_gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int); |
4539 | struct hostent *PerlSock_gethostbyname(Netdb_name_t); | |
6ad3d225 | 4540 | struct hostent *PerlSock_gethostent(void); |
a0d0e21e LW |
4541 | #endif |
4542 | struct hostent *hent; | |
4543 | unsigned long len; | |
2d8e6c8d | 4544 | STRLEN n_a; |
a0d0e21e LW |
4545 | |
4546 | EXTEND(SP, 10); | |
dc45a647 MB |
4547 | if (which == OP_GHBYNAME) |
4548 | #ifdef HAS_GETHOSTBYNAME | |
595ae481 | 4549 | hent = PerlSock_gethostbyname(POPpbytex); |
dc45a647 | 4550 | #else |
cea2e8a9 | 4551 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
dc45a647 | 4552 | #endif |
a0d0e21e | 4553 | else if (which == OP_GHBYADDR) { |
dc45a647 | 4554 | #ifdef HAS_GETHOSTBYADDR |
a0d0e21e | 4555 | int addrtype = POPi; |
748a9306 | 4556 | SV *addrsv = POPs; |
a0d0e21e | 4557 | STRLEN addrlen; |
595ae481 | 4558 | Netdb_host_t addr = (Netdb_host_t) SvPVbyte(addrsv, addrlen); |
a0d0e21e | 4559 | |
4599a1de | 4560 | hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype); |
dc45a647 | 4561 | #else |
cea2e8a9 | 4562 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
dc45a647 | 4563 | #endif |
a0d0e21e LW |
4564 | } |
4565 | else | |
4566 | #ifdef HAS_GETHOSTENT | |
6ad3d225 | 4567 | hent = PerlSock_gethostent(); |
a0d0e21e | 4568 | #else |
cea2e8a9 | 4569 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4570 | #endif |
4571 | ||
4572 | #ifdef HOST_NOT_FOUND | |
4573 | if (!hent) | |
f86702cc | 4574 | STATUS_NATIVE_SET(h_errno); |
a0d0e21e LW |
4575 | #endif |
4576 | ||
4577 | if (GIMME != G_ARRAY) { | |
4578 | PUSHs(sv = sv_newmortal()); | |
4579 | if (hent) { | |
4580 | if (which == OP_GHBYNAME) { | |
fd0af264 | 4581 | if (hent->h_addr) |
4582 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
4583 | } |
4584 | else | |
4585 | sv_setpv(sv, (char*)hent->h_name); | |
4586 | } | |
4587 | RETURN; | |
4588 | } | |
4589 | ||
4590 | if (hent) { | |
3280af22 | 4591 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4592 | sv_setpv(sv, (char*)hent->h_name); |
3280af22 | 4593 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4594 | for (elem = hent->h_aliases; elem && *elem; elem++) { |
4595 | sv_catpv(sv, *elem); | |
4596 | if (elem[1]) | |
4597 | sv_catpvn(sv, " ", 1); | |
4598 | } | |
3280af22 | 4599 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4600 | sv_setiv(sv, (IV)hent->h_addrtype); |
3280af22 | 4601 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4602 | len = hent->h_length; |
1e422769 | 4603 | sv_setiv(sv, (IV)len); |
a0d0e21e LW |
4604 | #ifdef h_addr |
4605 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3280af22 | 4606 | XPUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4607 | sv_setpvn(sv, *elem, len); |
4608 | } | |
4609 | #else | |
6b88bc9c | 4610 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
fd0af264 | 4611 | if (hent->h_addr) |
4612 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
4613 | #endif /* h_addr */ |
4614 | } | |
4615 | RETURN; | |
4616 | #else | |
cea2e8a9 | 4617 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4618 | #endif |
4619 | } | |
4620 | ||
4621 | PP(pp_gnbyname) | |
4622 | { | |
693762b4 | 4623 | #ifdef HAS_GETNETBYNAME |
cea2e8a9 | 4624 | return pp_gnetent(); |
a0d0e21e | 4625 | #else |
cea2e8a9 | 4626 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
a0d0e21e LW |
4627 | #endif |
4628 | } | |
4629 | ||
4630 | PP(pp_gnbyaddr) | |
4631 | { | |
693762b4 | 4632 | #ifdef HAS_GETNETBYADDR |
cea2e8a9 | 4633 | return pp_gnetent(); |
a0d0e21e | 4634 | #else |
cea2e8a9 | 4635 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
a0d0e21e LW |
4636 | #endif |
4637 | } | |
4638 | ||
4639 | PP(pp_gnetent) | |
4640 | { | |
693762b4 | 4641 | #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT) |
9cad6237 | 4642 | dSP; |
533c011a | 4643 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4644 | register char **elem; |
4645 | register SV *sv; | |
dc45a647 MB |
4646 | #ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */ |
4647 | struct netent *PerlSock_getnetbyaddr(Netdb_net_t, int); | |
4648 | struct netent *PerlSock_getnetbyname(Netdb_name_t); | |
4649 | struct netent *PerlSock_getnetent(void); | |
8ac85365 | 4650 | #endif |
a0d0e21e | 4651 | struct netent *nent; |
2d8e6c8d | 4652 | STRLEN n_a; |
a0d0e21e LW |
4653 | |
4654 | if (which == OP_GNBYNAME) | |
dc45a647 | 4655 | #ifdef HAS_GETNETBYNAME |
42e0c139 | 4656 | nent = PerlSock_getnetbyname(POPpbytex); |
dc45a647 | 4657 | #else |
cea2e8a9 | 4658 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
dc45a647 | 4659 | #endif |
a0d0e21e | 4660 | else if (which == OP_GNBYADDR) { |
dc45a647 | 4661 | #ifdef HAS_GETNETBYADDR |
a0d0e21e | 4662 | int addrtype = POPi; |
3bb7c1b4 | 4663 | Netdb_net_t addr = (Netdb_net_t) (U32)POPu; |
76e3520e | 4664 | nent = PerlSock_getnetbyaddr(addr, addrtype); |
dc45a647 | 4665 | #else |
cea2e8a9 | 4666 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
dc45a647 | 4667 | #endif |
a0d0e21e LW |
4668 | } |
4669 | else | |
dc45a647 | 4670 | #ifdef HAS_GETNETENT |
76e3520e | 4671 | nent = PerlSock_getnetent(); |
dc45a647 | 4672 | #else |
cea2e8a9 | 4673 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
dc45a647 | 4674 | #endif |
a0d0e21e LW |
4675 | |
4676 | EXTEND(SP, 4); | |
4677 | if (GIMME != G_ARRAY) { | |
4678 | PUSHs(sv = sv_newmortal()); | |
4679 | if (nent) { | |
4680 | if (which == OP_GNBYNAME) | |
1e422769 | 4681 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4682 | else |
4683 | sv_setpv(sv, nent->n_name); | |
4684 | } | |
4685 | RETURN; | |
4686 | } | |
4687 | ||
4688 | if (nent) { | |
3280af22 | 4689 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4690 | sv_setpv(sv, nent->n_name); |
3280af22 | 4691 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4692 | for (elem = nent->n_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4693 | sv_catpv(sv, *elem); |
4694 | if (elem[1]) | |
4695 | sv_catpvn(sv, " ", 1); | |
4696 | } | |
3280af22 | 4697 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4698 | sv_setiv(sv, (IV)nent->n_addrtype); |
3280af22 | 4699 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4700 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4701 | } |
4702 | ||
4703 | RETURN; | |
4704 | #else | |
cea2e8a9 | 4705 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
a0d0e21e LW |
4706 | #endif |
4707 | } | |
4708 | ||
4709 | PP(pp_gpbyname) | |
4710 | { | |
693762b4 | 4711 | #ifdef HAS_GETPROTOBYNAME |
cea2e8a9 | 4712 | return pp_gprotoent(); |
a0d0e21e | 4713 | #else |
cea2e8a9 | 4714 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
a0d0e21e LW |
4715 | #endif |
4716 | } | |
4717 | ||
4718 | PP(pp_gpbynumber) | |
4719 | { | |
693762b4 | 4720 | #ifdef HAS_GETPROTOBYNUMBER |
cea2e8a9 | 4721 | return pp_gprotoent(); |
a0d0e21e | 4722 | #else |
cea2e8a9 | 4723 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
a0d0e21e LW |
4724 | #endif |
4725 | } | |
4726 | ||
4727 | PP(pp_gprotoent) | |
4728 | { | |
693762b4 | 4729 | #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT) |
9cad6237 | 4730 | dSP; |
533c011a | 4731 | I32 which = PL_op->op_type; |
a0d0e21e | 4732 | register char **elem; |
301e8125 | 4733 | register SV *sv; |
dc45a647 | 4734 | #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */ |
4599a1de | 4735 | struct protoent *PerlSock_getprotobyname(Netdb_name_t); |
6ad3d225 GS |
4736 | struct protoent *PerlSock_getprotobynumber(int); |
4737 | struct protoent *PerlSock_getprotoent(void); | |
8ac85365 | 4738 | #endif |
a0d0e21e | 4739 | struct protoent *pent; |
2d8e6c8d | 4740 | STRLEN n_a; |
a0d0e21e LW |
4741 | |
4742 | if (which == OP_GPBYNAME) | |
e5c9fcd0 | 4743 | #ifdef HAS_GETPROTOBYNAME |
42e0c139 | 4744 | pent = PerlSock_getprotobyname(POPpbytex); |
e5c9fcd0 | 4745 | #else |
cea2e8a9 | 4746 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
e5c9fcd0 | 4747 | #endif |
a0d0e21e | 4748 | else if (which == OP_GPBYNUMBER) |
e5c9fcd0 | 4749 | #ifdef HAS_GETPROTOBYNUMBER |
6ad3d225 | 4750 | pent = PerlSock_getprotobynumber(POPi); |
e5c9fcd0 | 4751 | #else |
cea2e8a9 | 4752 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
e5c9fcd0 | 4753 | #endif |
a0d0e21e | 4754 | else |
e5c9fcd0 | 4755 | #ifdef HAS_GETPROTOENT |
6ad3d225 | 4756 | pent = PerlSock_getprotoent(); |
e5c9fcd0 | 4757 | #else |
cea2e8a9 | 4758 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
e5c9fcd0 | 4759 | #endif |
a0d0e21e LW |
4760 | |
4761 | EXTEND(SP, 3); | |
4762 | if (GIMME != G_ARRAY) { | |
4763 | PUSHs(sv = sv_newmortal()); | |
4764 | if (pent) { | |
4765 | if (which == OP_GPBYNAME) | |
1e422769 | 4766 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
4767 | else |
4768 | sv_setpv(sv, pent->p_name); | |
4769 | } | |
4770 | RETURN; | |
4771 | } | |
4772 | ||
4773 | if (pent) { | |
3280af22 | 4774 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4775 | sv_setpv(sv, pent->p_name); |
3280af22 | 4776 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4777 | for (elem = pent->p_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4778 | sv_catpv(sv, *elem); |
4779 | if (elem[1]) | |
4780 | sv_catpvn(sv, " ", 1); | |
4781 | } | |
3280af22 | 4782 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4783 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
4784 | } |
4785 | ||
4786 | RETURN; | |
4787 | #else | |
cea2e8a9 | 4788 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
a0d0e21e LW |
4789 | #endif |
4790 | } | |
4791 | ||
4792 | PP(pp_gsbyname) | |
4793 | { | |
9ec75305 | 4794 | #ifdef HAS_GETSERVBYNAME |
cea2e8a9 | 4795 | return pp_gservent(); |
a0d0e21e | 4796 | #else |
cea2e8a9 | 4797 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
a0d0e21e LW |
4798 | #endif |
4799 | } | |
4800 | ||
4801 | PP(pp_gsbyport) | |
4802 | { | |
9ec75305 | 4803 | #ifdef HAS_GETSERVBYPORT |
cea2e8a9 | 4804 | return pp_gservent(); |
a0d0e21e | 4805 | #else |
cea2e8a9 | 4806 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
a0d0e21e LW |
4807 | #endif |
4808 | } | |
4809 | ||
4810 | PP(pp_gservent) | |
4811 | { | |
693762b4 | 4812 | #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT) |
9cad6237 | 4813 | dSP; |
533c011a | 4814 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4815 | register char **elem; |
4816 | register SV *sv; | |
dc45a647 | 4817 | #ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */ |
4599a1de JH |
4818 | struct servent *PerlSock_getservbyname(Netdb_name_t, Netdb_name_t); |
4819 | struct servent *PerlSock_getservbyport(int, Netdb_name_t); | |
6ad3d225 | 4820 | struct servent *PerlSock_getservent(void); |
8ac85365 | 4821 | #endif |
a0d0e21e | 4822 | struct servent *sent; |
2d8e6c8d | 4823 | STRLEN n_a; |
a0d0e21e LW |
4824 | |
4825 | if (which == OP_GSBYNAME) { | |
dc45a647 | 4826 | #ifdef HAS_GETSERVBYNAME |
42e0c139 AP |
4827 | char *proto = POPpbytex; |
4828 | char *name = POPpbytex; | |
a0d0e21e LW |
4829 | |
4830 | if (proto && !*proto) | |
4831 | proto = Nullch; | |
4832 | ||
6ad3d225 | 4833 | sent = PerlSock_getservbyname(name, proto); |
dc45a647 | 4834 | #else |
cea2e8a9 | 4835 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
dc45a647 | 4836 | #endif |
a0d0e21e LW |
4837 | } |
4838 | else if (which == OP_GSBYPORT) { | |
dc45a647 | 4839 | #ifdef HAS_GETSERVBYPORT |
42e0c139 | 4840 | char *proto = POPpbytex; |
36477c24 | 4841 | unsigned short port = POPu; |
a0d0e21e | 4842 | |
36477c24 | 4843 | #ifdef HAS_HTONS |
6ad3d225 | 4844 | port = PerlSock_htons(port); |
36477c24 | 4845 | #endif |
6ad3d225 | 4846 | sent = PerlSock_getservbyport(port, proto); |
dc45a647 | 4847 | #else |
cea2e8a9 | 4848 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
dc45a647 | 4849 | #endif |
a0d0e21e LW |
4850 | } |
4851 | else | |
e5c9fcd0 | 4852 | #ifdef HAS_GETSERVENT |
6ad3d225 | 4853 | sent = PerlSock_getservent(); |
e5c9fcd0 | 4854 | #else |
cea2e8a9 | 4855 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
e5c9fcd0 | 4856 | #endif |
a0d0e21e LW |
4857 | |
4858 | EXTEND(SP, 4); | |
4859 | if (GIMME != G_ARRAY) { | |
4860 | PUSHs(sv = sv_newmortal()); | |
4861 | if (sent) { | |
4862 | if (which == OP_GSBYNAME) { | |
4863 | #ifdef HAS_NTOHS | |
6ad3d225 | 4864 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 4865 | #else |
1e422769 | 4866 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e LW |
4867 | #endif |
4868 | } | |
4869 | else | |
4870 | sv_setpv(sv, sent->s_name); | |
4871 | } | |
4872 | RETURN; | |
4873 | } | |
4874 | ||
4875 | if (sent) { | |
3280af22 | 4876 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4877 | sv_setpv(sv, sent->s_name); |
3280af22 | 4878 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4879 | for (elem = sent->s_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4880 | sv_catpv(sv, *elem); |
4881 | if (elem[1]) | |
4882 | sv_catpvn(sv, " ", 1); | |
4883 | } | |
3280af22 | 4884 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4885 | #ifdef HAS_NTOHS |
76e3520e | 4886 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 4887 | #else |
1e422769 | 4888 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e | 4889 | #endif |
3280af22 | 4890 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4891 | sv_setpv(sv, sent->s_proto); |
4892 | } | |
4893 | ||
4894 | RETURN; | |
4895 | #else | |
cea2e8a9 | 4896 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
a0d0e21e LW |
4897 | #endif |
4898 | } | |
4899 | ||
4900 | PP(pp_shostent) | |
4901 | { | |
693762b4 | 4902 | #ifdef HAS_SETHOSTENT |
9cad6237 | 4903 | dSP; |
76e3520e | 4904 | PerlSock_sethostent(TOPi); |
a0d0e21e LW |
4905 | RETSETYES; |
4906 | #else | |
cea2e8a9 | 4907 | DIE(aTHX_ PL_no_sock_func, "sethostent"); |
a0d0e21e LW |
4908 | #endif |
4909 | } | |
4910 | ||
4911 | PP(pp_snetent) | |
4912 | { | |
693762b4 | 4913 | #ifdef HAS_SETNETENT |
9cad6237 | 4914 | dSP; |
76e3520e | 4915 | PerlSock_setnetent(TOPi); |
a0d0e21e LW |
4916 | RETSETYES; |
4917 | #else | |
cea2e8a9 | 4918 | DIE(aTHX_ PL_no_sock_func, "setnetent"); |
a0d0e21e LW |
4919 | #endif |
4920 | } | |
4921 | ||
4922 | PP(pp_sprotoent) | |
4923 | { | |
693762b4 | 4924 | #ifdef HAS_SETPROTOENT |
9cad6237 | 4925 | dSP; |
76e3520e | 4926 | PerlSock_setprotoent(TOPi); |
a0d0e21e LW |
4927 | RETSETYES; |
4928 | #else | |
cea2e8a9 | 4929 | DIE(aTHX_ PL_no_sock_func, "setprotoent"); |
a0d0e21e LW |
4930 | #endif |
4931 | } | |
4932 | ||
4933 | PP(pp_sservent) | |
4934 | { | |
693762b4 | 4935 | #ifdef HAS_SETSERVENT |
9cad6237 | 4936 | dSP; |
76e3520e | 4937 | PerlSock_setservent(TOPi); |
a0d0e21e LW |
4938 | RETSETYES; |
4939 | #else | |
cea2e8a9 | 4940 | DIE(aTHX_ PL_no_sock_func, "setservent"); |
a0d0e21e LW |
4941 | #endif |
4942 | } | |
4943 | ||
4944 | PP(pp_ehostent) | |
4945 | { | |
693762b4 | 4946 | #ifdef HAS_ENDHOSTENT |
9cad6237 | 4947 | dSP; |
76e3520e | 4948 | PerlSock_endhostent(); |
924508f0 | 4949 | EXTEND(SP,1); |
a0d0e21e LW |
4950 | RETPUSHYES; |
4951 | #else | |
cea2e8a9 | 4952 | DIE(aTHX_ PL_no_sock_func, "endhostent"); |
a0d0e21e LW |
4953 | #endif |
4954 | } | |
4955 | ||
4956 | PP(pp_enetent) | |
4957 | { | |
693762b4 | 4958 | #ifdef HAS_ENDNETENT |
9cad6237 | 4959 | dSP; |
76e3520e | 4960 | PerlSock_endnetent(); |
924508f0 | 4961 | EXTEND(SP,1); |
a0d0e21e LW |
4962 | RETPUSHYES; |
4963 | #else | |
cea2e8a9 | 4964 | DIE(aTHX_ PL_no_sock_func, "endnetent"); |
a0d0e21e LW |
4965 | #endif |
4966 | } | |
4967 | ||
4968 | PP(pp_eprotoent) | |
4969 | { | |
693762b4 | 4970 | #ifdef HAS_ENDPROTOENT |
9cad6237 | 4971 | dSP; |
76e3520e | 4972 | PerlSock_endprotoent(); |
924508f0 | 4973 | EXTEND(SP,1); |
a0d0e21e LW |
4974 | RETPUSHYES; |
4975 | #else | |
cea2e8a9 | 4976 | DIE(aTHX_ PL_no_sock_func, "endprotoent"); |
a0d0e21e LW |
4977 | #endif |
4978 | } | |
4979 | ||
4980 | PP(pp_eservent) | |
4981 | { | |
693762b4 | 4982 | #ifdef HAS_ENDSERVENT |
9cad6237 | 4983 | dSP; |
76e3520e | 4984 | PerlSock_endservent(); |
924508f0 | 4985 | EXTEND(SP,1); |
a0d0e21e LW |
4986 | RETPUSHYES; |
4987 | #else | |
cea2e8a9 | 4988 | DIE(aTHX_ PL_no_sock_func, "endservent"); |
a0d0e21e LW |
4989 | #endif |
4990 | } | |
4991 | ||
4992 | PP(pp_gpwnam) | |
4993 | { | |
4994 | #ifdef HAS_PASSWD | |
cea2e8a9 | 4995 | return pp_gpwent(); |
a0d0e21e | 4996 | #else |
cea2e8a9 | 4997 | DIE(aTHX_ PL_no_func, "getpwnam"); |
a0d0e21e LW |
4998 | #endif |
4999 | } | |
5000 | ||
5001 | PP(pp_gpwuid) | |
5002 | { | |
5003 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5004 | return pp_gpwent(); |
a0d0e21e | 5005 | #else |
cea2e8a9 | 5006 | DIE(aTHX_ PL_no_func, "getpwuid"); |
a0d0e21e LW |
5007 | #endif |
5008 | } | |
5009 | ||
5010 | PP(pp_gpwent) | |
5011 | { | |
0994c4d0 | 5012 | #ifdef HAS_PASSWD |
9cad6237 | 5013 | dSP; |
533c011a | 5014 | I32 which = PL_op->op_type; |
a0d0e21e | 5015 | register SV *sv; |
2d8e6c8d | 5016 | STRLEN n_a; |
e3aefe8d | 5017 | struct passwd *pwent = NULL; |
301e8125 | 5018 | /* |
bcf53261 JH |
5019 | * We currently support only the SysV getsp* shadow password interface. |
5020 | * The interface is declared in <shadow.h> and often one needs to link | |
5021 | * with -lsecurity or some such. | |
5022 | * This interface is used at least by Solaris, HP-UX, IRIX, and Linux. | |
5023 | * (and SCO?) | |
5024 | * | |
5025 | * AIX getpwnam() is clever enough to return the encrypted password | |
5026 | * only if the caller (euid?) is root. | |
5027 | * | |
5028 | * There are at least two other shadow password APIs. Many platforms | |
5029 | * seem to contain more than one interface for accessing the shadow | |
5030 | * password databases, possibly for compatibility reasons. | |
3813c136 | 5031 | * The getsp*() is by far he simplest one, the other two interfaces |
bcf53261 JH |
5032 | * are much more complicated, but also very similar to each other. |
5033 | * | |
5034 | * <sys/types.h> | |
5035 | * <sys/security.h> | |
5036 | * <prot.h> | |
5037 | * struct pr_passwd *getprpw*(); | |
5038 | * The password is in | |
3813c136 JH |
5039 | * char getprpw*(...).ufld.fd_encrypt[] |
5040 | * Mention HAS_GETPRPWNAM here so that Configure probes for it. | |
bcf53261 JH |
5041 | * |
5042 | * <sys/types.h> | |
5043 | * <sys/security.h> | |
5044 | * <prot.h> | |
5045 | * struct es_passwd *getespw*(); | |
5046 | * The password is in | |
5047 | * char *(getespw*(...).ufld.fd_encrypt) | |
3813c136 | 5048 | * Mention HAS_GETESPWNAM here so that Configure probes for it. |
bcf53261 | 5049 | * |
3813c136 | 5050 | * Mention I_PROT here so that Configure probes for it. |
bcf53261 JH |
5051 | * |
5052 | * In HP-UX for getprpw*() the manual page claims that one should include | |
5053 | * <hpsecurity.h> instead of <sys/security.h>, but that is not needed | |
5054 | * if one includes <shadow.h> as that includes <hpsecurity.h>, | |
5055 | * and pp_sys.c already includes <shadow.h> if there is such. | |
3813c136 JH |
5056 | * |
5057 | * Note that <sys/security.h> is already probed for, but currently | |
5058 | * it is only included in special cases. | |
301e8125 | 5059 | * |
bcf53261 JH |
5060 | * In Digital UNIX/Tru64 if using the getespw*() (which seems to be |
5061 | * be preferred interface, even though also the getprpw*() interface | |
5062 | * is available) one needs to link with -lsecurity -ldb -laud -lm. | |
3813c136 JH |
5063 | * One also needs to call set_auth_parameters() in main() before |
5064 | * doing anything else, whether one is using getespw*() or getprpw*(). | |
5065 | * | |
5066 | * Note that accessing the shadow databases can be magnitudes | |
5067 | * slower than accessing the standard databases. | |
bcf53261 JH |
5068 | * |
5069 | * --jhi | |
5070 | */ | |
a0d0e21e | 5071 | |
e3aefe8d JH |
5072 | switch (which) { |
5073 | case OP_GPWNAM: | |
42e0c139 | 5074 | pwent = getpwnam(POPpbytex); |
e3aefe8d JH |
5075 | break; |
5076 | case OP_GPWUID: | |
5077 | pwent = getpwuid((Uid_t)POPi); | |
5078 | break; | |
5079 | case OP_GPWENT: | |
1883634f | 5080 | # ifdef HAS_GETPWENT |
e3aefe8d | 5081 | pwent = getpwent(); |
1883634f | 5082 | # else |
a45d1c96 | 5083 | DIE(aTHX_ PL_no_func, "getpwent"); |
1883634f | 5084 | # endif |
e3aefe8d JH |
5085 | break; |
5086 | } | |
8c0bfa08 | 5087 | |
a0d0e21e LW |
5088 | EXTEND(SP, 10); |
5089 | if (GIMME != G_ARRAY) { | |
5090 | PUSHs(sv = sv_newmortal()); | |
5091 | if (pwent) { | |
5092 | if (which == OP_GPWNAM) | |
1883634f | 5093 | # if Uid_t_sign <= 0 |
1e422769 | 5094 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5095 | # else |
23dcd6c8 | 5096 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5097 | # endif |
a0d0e21e LW |
5098 | else |
5099 | sv_setpv(sv, pwent->pw_name); | |
5100 | } | |
5101 | RETURN; | |
5102 | } | |
5103 | ||
5104 | if (pwent) { | |
3280af22 | 5105 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5106 | sv_setpv(sv, pwent->pw_name); |
6ee623d5 | 5107 | |
3280af22 | 5108 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3813c136 JH |
5109 | SvPOK_off(sv); |
5110 | /* If we have getspnam(), we try to dig up the shadow | |
5111 | * password. If we are underprivileged, the shadow | |
5112 | * interface will set the errno to EACCES or similar, | |
5113 | * and return a null pointer. If this happens, we will | |
5114 | * use the dummy password (usually "*" or "x") from the | |
5115 | * standard password database. | |
5116 | * | |
5117 | * In theory we could skip the shadow call completely | |
5118 | * if euid != 0 but in practice we cannot know which | |
5119 | * security measures are guarding the shadow databases | |
5120 | * on a random platform. | |
5121 | * | |
5122 | * Resist the urge to use additional shadow interfaces. | |
5123 | * Divert the urge to writing an extension instead. | |
5124 | * | |
5125 | * --jhi */ | |
e3aefe8d | 5126 | # ifdef HAS_GETSPNAM |
3813c136 JH |
5127 | { |
5128 | struct spwd *spwent; | |
5129 | int saverrno; /* Save and restore errno so that | |
5130 | * underprivileged attempts seem | |
5131 | * to have never made the unsccessful | |
5132 | * attempt to retrieve the shadow password. */ | |
5133 | ||
5134 | saverrno = errno; | |
5135 | spwent = getspnam(pwent->pw_name); | |
5136 | errno = saverrno; | |
5137 | if (spwent && spwent->sp_pwdp) | |
5138 | sv_setpv(sv, spwent->sp_pwdp); | |
5139 | } | |
f1066039 | 5140 | # endif |
e020c87d | 5141 | # ifdef PWPASSWD |
3813c136 JH |
5142 | if (!SvPOK(sv)) /* Use the standard password, then. */ |
5143 | sv_setpv(sv, pwent->pw_passwd); | |
e020c87d | 5144 | # endif |
3813c136 | 5145 | |
1883634f | 5146 | # ifndef INCOMPLETE_TAINTS |
3813c136 JH |
5147 | /* passwd is tainted because user himself can diddle with it. |
5148 | * admittedly not much and in a very limited way, but nevertheless. */ | |
2959b6e3 | 5149 | SvTAINTED_on(sv); |
1883634f | 5150 | # endif |
6ee623d5 | 5151 | |
3280af22 | 5152 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5153 | # if Uid_t_sign <= 0 |
1e422769 | 5154 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5155 | # else |
23dcd6c8 | 5156 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5157 | # endif |
6ee623d5 | 5158 | |
3280af22 | 5159 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5160 | # if Uid_t_sign <= 0 |
1e422769 | 5161 | sv_setiv(sv, (IV)pwent->pw_gid); |
1883634f | 5162 | # else |
23dcd6c8 | 5163 | sv_setuv(sv, (UV)pwent->pw_gid); |
1883634f | 5164 | # endif |
3813c136 JH |
5165 | /* pw_change, pw_quota, and pw_age are mutually exclusive-- |
5166 | * because of the poor interface of the Perl getpw*(), | |
5167 | * not because there's some standard/convention saying so. | |
5168 | * A better interface would have been to return a hash, | |
5169 | * but we are accursed by our history, alas. --jhi. */ | |
3280af22 | 5170 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5171 | # ifdef PWCHANGE |
1e422769 | 5172 | sv_setiv(sv, (IV)pwent->pw_change); |
6ee623d5 | 5173 | # else |
1883634f JH |
5174 | # ifdef PWQUOTA |
5175 | sv_setiv(sv, (IV)pwent->pw_quota); | |
5176 | # else | |
a1757be1 | 5177 | # ifdef PWAGE |
a0d0e21e | 5178 | sv_setpv(sv, pwent->pw_age); |
a1757be1 | 5179 | # endif |
6ee623d5 GS |
5180 | # endif |
5181 | # endif | |
6ee623d5 | 5182 | |
3813c136 JH |
5183 | /* pw_class and pw_comment are mutually exclusive--. |
5184 | * see the above note for pw_change, pw_quota, and pw_age. */ | |
3280af22 | 5185 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5186 | # ifdef PWCLASS |
a0d0e21e | 5187 | sv_setpv(sv, pwent->pw_class); |
1883634f JH |
5188 | # else |
5189 | # ifdef PWCOMMENT | |
a0d0e21e | 5190 | sv_setpv(sv, pwent->pw_comment); |
1883634f | 5191 | # endif |
6ee623d5 | 5192 | # endif |
6ee623d5 | 5193 | |
3280af22 | 5194 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5195 | # ifdef PWGECOS |
a0d0e21e | 5196 | sv_setpv(sv, pwent->pw_gecos); |
1883634f JH |
5197 | # endif |
5198 | # ifndef INCOMPLETE_TAINTS | |
d2719217 | 5199 | /* pw_gecos is tainted because user himself can diddle with it. */ |
fb73857a | 5200 | SvTAINTED_on(sv); |
1883634f | 5201 | # endif |
6ee623d5 | 5202 | |
3280af22 | 5203 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5204 | sv_setpv(sv, pwent->pw_dir); |
6ee623d5 | 5205 | |
3280af22 | 5206 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5207 | sv_setpv(sv, pwent->pw_shell); |
1883634f | 5208 | # ifndef INCOMPLETE_TAINTS |
4602f195 JH |
5209 | /* pw_shell is tainted because user himself can diddle with it. */ |
5210 | SvTAINTED_on(sv); | |
1883634f | 5211 | # endif |
6ee623d5 | 5212 | |
1883634f | 5213 | # ifdef PWEXPIRE |
6b88bc9c | 5214 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5215 | sv_setiv(sv, (IV)pwent->pw_expire); |
1883634f | 5216 | # endif |
a0d0e21e LW |
5217 | } |
5218 | RETURN; | |
5219 | #else | |
cea2e8a9 | 5220 | DIE(aTHX_ PL_no_func, "getpwent"); |
a0d0e21e LW |
5221 | #endif |
5222 | } | |
5223 | ||
5224 | PP(pp_spwent) | |
5225 | { | |
d493b042 | 5226 | #if defined(HAS_PASSWD) && defined(HAS_SETPWENT) |
9cad6237 | 5227 | dSP; |
a0d0e21e LW |
5228 | setpwent(); |
5229 | RETPUSHYES; | |
5230 | #else | |
cea2e8a9 | 5231 | DIE(aTHX_ PL_no_func, "setpwent"); |
a0d0e21e LW |
5232 | #endif |
5233 | } | |
5234 | ||
5235 | PP(pp_epwent) | |
5236 | { | |
28e8609d | 5237 | #if defined(HAS_PASSWD) && defined(HAS_ENDPWENT) |
9cad6237 | 5238 | dSP; |
a0d0e21e LW |
5239 | endpwent(); |
5240 | RETPUSHYES; | |
5241 | #else | |
cea2e8a9 | 5242 | DIE(aTHX_ PL_no_func, "endpwent"); |
a0d0e21e LW |
5243 | #endif |
5244 | } | |
5245 | ||
5246 | PP(pp_ggrnam) | |
5247 | { | |
5248 | #ifdef HAS_GROUP | |
cea2e8a9 | 5249 | return pp_ggrent(); |
a0d0e21e | 5250 | #else |
cea2e8a9 | 5251 | DIE(aTHX_ PL_no_func, "getgrnam"); |
a0d0e21e LW |
5252 | #endif |
5253 | } | |
5254 | ||
5255 | PP(pp_ggrgid) | |
5256 | { | |
5257 | #ifdef HAS_GROUP | |
cea2e8a9 | 5258 | return pp_ggrent(); |
a0d0e21e | 5259 | #else |
cea2e8a9 | 5260 | DIE(aTHX_ PL_no_func, "getgrgid"); |
a0d0e21e LW |
5261 | #endif |
5262 | } | |
5263 | ||
5264 | PP(pp_ggrent) | |
5265 | { | |
0994c4d0 | 5266 | #ifdef HAS_GROUP |
9cad6237 | 5267 | dSP; |
533c011a | 5268 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5269 | register char **elem; |
5270 | register SV *sv; | |
5271 | struct group *grent; | |
2d8e6c8d | 5272 | STRLEN n_a; |
a0d0e21e LW |
5273 | |
5274 | if (which == OP_GGRNAM) | |
42e0c139 | 5275 | grent = (struct group *)getgrnam(POPpbytex); |
a0d0e21e LW |
5276 | else if (which == OP_GGRGID) |
5277 | grent = (struct group *)getgrgid(POPi); | |
5278 | else | |
0994c4d0 | 5279 | #ifdef HAS_GETGRENT |
a0d0e21e | 5280 | grent = (struct group *)getgrent(); |
0994c4d0 JH |
5281 | #else |
5282 | DIE(aTHX_ PL_no_func, "getgrent"); | |
5283 | #endif | |
a0d0e21e LW |
5284 | |
5285 | EXTEND(SP, 4); | |
5286 | if (GIMME != G_ARRAY) { | |
5287 | PUSHs(sv = sv_newmortal()); | |
5288 | if (grent) { | |
5289 | if (which == OP_GGRNAM) | |
1e422769 | 5290 | sv_setiv(sv, (IV)grent->gr_gid); |
a0d0e21e LW |
5291 | else |
5292 | sv_setpv(sv, grent->gr_name); | |
5293 | } | |
5294 | RETURN; | |
5295 | } | |
5296 | ||
5297 | if (grent) { | |
3280af22 | 5298 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5299 | sv_setpv(sv, grent->gr_name); |
28e8609d | 5300 | |
3280af22 | 5301 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
28e8609d | 5302 | #ifdef GRPASSWD |
a0d0e21e | 5303 | sv_setpv(sv, grent->gr_passwd); |
28e8609d JH |
5304 | #endif |
5305 | ||
3280af22 | 5306 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5307 | sv_setiv(sv, (IV)grent->gr_gid); |
28e8609d | 5308 | |
3280af22 | 5309 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5310 | for (elem = grent->gr_mem; elem && *elem; elem++) { |
a0d0e21e LW |
5311 | sv_catpv(sv, *elem); |
5312 | if (elem[1]) | |
5313 | sv_catpvn(sv, " ", 1); | |
5314 | } | |
5315 | } | |
5316 | ||
5317 | RETURN; | |
5318 | #else | |
cea2e8a9 | 5319 | DIE(aTHX_ PL_no_func, "getgrent"); |
a0d0e21e LW |
5320 | #endif |
5321 | } | |
5322 | ||
5323 | PP(pp_sgrent) | |
5324 | { | |
28e8609d | 5325 | #if defined(HAS_GROUP) && defined(HAS_SETGRENT) |
9cad6237 | 5326 | dSP; |
a0d0e21e LW |
5327 | setgrent(); |
5328 | RETPUSHYES; | |
5329 | #else | |
cea2e8a9 | 5330 | DIE(aTHX_ PL_no_func, "setgrent"); |
a0d0e21e LW |
5331 | #endif |
5332 | } | |
5333 | ||
5334 | PP(pp_egrent) | |
5335 | { | |
28e8609d | 5336 | #if defined(HAS_GROUP) && defined(HAS_ENDGRENT) |
9cad6237 | 5337 | dSP; |
a0d0e21e LW |
5338 | endgrent(); |
5339 | RETPUSHYES; | |
5340 | #else | |
cea2e8a9 | 5341 | DIE(aTHX_ PL_no_func, "endgrent"); |
a0d0e21e LW |
5342 | #endif |
5343 | } | |
5344 | ||
5345 | PP(pp_getlogin) | |
5346 | { | |
a0d0e21e | 5347 | #ifdef HAS_GETLOGIN |
9cad6237 | 5348 | dSP; dTARGET; |
a0d0e21e LW |
5349 | char *tmps; |
5350 | EXTEND(SP, 1); | |
76e3520e | 5351 | if (!(tmps = PerlProc_getlogin())) |
a0d0e21e LW |
5352 | RETPUSHUNDEF; |
5353 | PUSHp(tmps, strlen(tmps)); | |
5354 | RETURN; | |
5355 | #else | |
cea2e8a9 | 5356 | DIE(aTHX_ PL_no_func, "getlogin"); |
a0d0e21e LW |
5357 | #endif |
5358 | } | |
5359 | ||
5360 | /* Miscellaneous. */ | |
5361 | ||
5362 | PP(pp_syscall) | |
5363 | { | |
d2719217 | 5364 | #ifdef HAS_SYSCALL |
39644a26 | 5365 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
5366 | register I32 items = SP - MARK; |
5367 | unsigned long a[20]; | |
5368 | register I32 i = 0; | |
5369 | I32 retval = -1; | |
2d8e6c8d | 5370 | STRLEN n_a; |
a0d0e21e | 5371 | |
3280af22 | 5372 | if (PL_tainting) { |
a0d0e21e | 5373 | while (++MARK <= SP) { |
bbce6d69 | 5374 | if (SvTAINTED(*MARK)) { |
5375 | TAINT; | |
5376 | break; | |
5377 | } | |
a0d0e21e LW |
5378 | } |
5379 | MARK = ORIGMARK; | |
5380 | TAINT_PROPER("syscall"); | |
5381 | } | |
5382 | ||
5383 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
5384 | * or where sizeof(long) != sizeof(char*). But such machines will | |
5385 | * not likely have syscall implemented either, so who cares? | |
5386 | */ | |
5387 | while (++MARK <= SP) { | |
5388 | if (SvNIOK(*MARK) || !i) | |
5389 | a[i++] = SvIV(*MARK); | |
3280af22 | 5390 | else if (*MARK == &PL_sv_undef) |
748a9306 | 5391 | a[i++] = 0; |
301e8125 | 5392 | else |
2d8e6c8d | 5393 | a[i++] = (unsigned long)SvPV_force(*MARK, n_a); |
a0d0e21e LW |
5394 | if (i > 15) |
5395 | break; | |
5396 | } | |
5397 | switch (items) { | |
5398 | default: | |
cea2e8a9 | 5399 | DIE(aTHX_ "Too many args to syscall"); |
a0d0e21e | 5400 | case 0: |
cea2e8a9 | 5401 | DIE(aTHX_ "Too few args to syscall"); |
a0d0e21e LW |
5402 | case 1: |
5403 | retval = syscall(a[0]); | |
5404 | break; | |
5405 | case 2: | |
5406 | retval = syscall(a[0],a[1]); | |
5407 | break; | |
5408 | case 3: | |
5409 | retval = syscall(a[0],a[1],a[2]); | |
5410 | break; | |
5411 | case 4: | |
5412 | retval = syscall(a[0],a[1],a[2],a[3]); | |
5413 | break; | |
5414 | case 5: | |
5415 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
5416 | break; | |
5417 | case 6: | |
5418 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
5419 | break; | |
5420 | case 7: | |
5421 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
5422 | break; | |
5423 | case 8: | |
5424 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
5425 | break; | |
5426 | #ifdef atarist | |
5427 | case 9: | |
5428 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
5429 | break; | |
5430 | case 10: | |
5431 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
5432 | break; | |
5433 | case 11: | |
5434 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5435 | a[10]); | |
5436 | break; | |
5437 | case 12: | |
5438 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5439 | a[10],a[11]); | |
5440 | break; | |
5441 | case 13: | |
5442 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5443 | a[10],a[11],a[12]); | |
5444 | break; | |
5445 | case 14: | |
5446 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5447 | a[10],a[11],a[12],a[13]); | |
5448 | break; | |
5449 | #endif /* atarist */ | |
5450 | } | |
5451 | SP = ORIGMARK; | |
5452 | PUSHi(retval); | |
5453 | RETURN; | |
5454 | #else | |
cea2e8a9 | 5455 | DIE(aTHX_ PL_no_func, "syscall"); |
a0d0e21e LW |
5456 | #endif |
5457 | } | |
5458 | ||
ff68c719 | 5459 | #ifdef FCNTL_EMULATE_FLOCK |
301e8125 | 5460 | |
ff68c719 | 5461 | /* XXX Emulate flock() with fcntl(). |
5462 | What's really needed is a good file locking module. | |
5463 | */ | |
5464 | ||
cea2e8a9 GS |
5465 | static int |
5466 | fcntl_emulate_flock(int fd, int operation) | |
ff68c719 | 5467 | { |
5468 | struct flock flock; | |
301e8125 | 5469 | |
ff68c719 | 5470 | switch (operation & ~LOCK_NB) { |
5471 | case LOCK_SH: | |
5472 | flock.l_type = F_RDLCK; | |
5473 | break; | |
5474 | case LOCK_EX: | |
5475 | flock.l_type = F_WRLCK; | |
5476 | break; | |
5477 | case LOCK_UN: | |
5478 | flock.l_type = F_UNLCK; | |
5479 | break; | |
5480 | default: | |
5481 | errno = EINVAL; | |
5482 | return -1; | |
5483 | } | |
5484 | flock.l_whence = SEEK_SET; | |
d9b3e12d | 5485 | flock.l_start = flock.l_len = (Off_t)0; |
301e8125 | 5486 | |
ff68c719 | 5487 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); |
5488 | } | |
5489 | ||
5490 | #endif /* FCNTL_EMULATE_FLOCK */ | |
5491 | ||
5492 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
5493 | |
5494 | /* XXX Emulate flock() with lockf(). This is just to increase | |
5495 | portability of scripts. The calls are not completely | |
5496 | interchangeable. What's really needed is a good file | |
5497 | locking module. | |
5498 | */ | |
5499 | ||
76c32331 | 5500 | /* The lockf() constants might have been defined in <unistd.h>. |
5501 | Unfortunately, <unistd.h> causes troubles on some mixed | |
5502 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
5503 | |
5504 | Further, the lockf() constants aren't POSIX, so they might not be | |
5505 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
5506 | just stick in the SVID values and be done with it. Sigh. | |
5507 | */ | |
5508 | ||
5509 | # ifndef F_ULOCK | |
5510 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
5511 | # endif | |
5512 | # ifndef F_LOCK | |
5513 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
5514 | # endif | |
5515 | # ifndef F_TLOCK | |
5516 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
5517 | # endif | |
5518 | # ifndef F_TEST | |
5519 | # define F_TEST 3 /* Test a region for other processes locks */ | |
5520 | # endif | |
5521 | ||
cea2e8a9 GS |
5522 | static int |
5523 | lockf_emulate_flock(int fd, int operation) | |
16d20bd9 AD |
5524 | { |
5525 | int i; | |
84902520 TB |
5526 | int save_errno; |
5527 | Off_t pos; | |
5528 | ||
5529 | /* flock locks entire file so for lockf we need to do the same */ | |
5530 | save_errno = errno; | |
6ad3d225 | 5531 | pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */ |
84902520 | 5532 | if (pos > 0) /* is seekable and needs to be repositioned */ |
6ad3d225 | 5533 | if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0) |
08b714dd | 5534 | pos = -1; /* seek failed, so don't seek back afterwards */ |
84902520 TB |
5535 | errno = save_errno; |
5536 | ||
16d20bd9 AD |
5537 | switch (operation) { |
5538 | ||
5539 | /* LOCK_SH - get a shared lock */ | |
5540 | case LOCK_SH: | |
5541 | /* LOCK_EX - get an exclusive lock */ | |
5542 | case LOCK_EX: | |
5543 | i = lockf (fd, F_LOCK, 0); | |
5544 | break; | |
5545 | ||
5546 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
5547 | case LOCK_SH|LOCK_NB: | |
5548 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
5549 | case LOCK_EX|LOCK_NB: | |
5550 | i = lockf (fd, F_TLOCK, 0); | |
5551 | if (i == -1) | |
5552 | if ((errno == EAGAIN) || (errno == EACCES)) | |
5553 | errno = EWOULDBLOCK; | |
5554 | break; | |
5555 | ||
ff68c719 | 5556 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 5557 | case LOCK_UN: |
ff68c719 | 5558 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
5559 | i = lockf (fd, F_ULOCK, 0); |
5560 | break; | |
5561 | ||
5562 | /* Default - can't decipher operation */ | |
5563 | default: | |
5564 | i = -1; | |
5565 | errno = EINVAL; | |
5566 | break; | |
5567 | } | |
84902520 TB |
5568 | |
5569 | if (pos > 0) /* need to restore position of the handle */ | |
6ad3d225 | 5570 | PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */ |
84902520 | 5571 | |
16d20bd9 AD |
5572 | return (i); |
5573 | } | |
ff68c719 | 5574 | |
5575 | #endif /* LOCKF_EMULATE_FLOCK */ |