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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.148 by root, Wed Jun 17 01:14:48 2009 UTC vs.
Revision 1.173 by root, Mon Sep 13 01:59:05 2010 UTC

… …
3#include <errno.h> 3#include <errno.h>
4 4
5#include "EXTERN.h" 5#include "EXTERN.h"
6#include "perl.h" 6#include "perl.h"
7#include "XSUB.h" 7#include "XSUB.h"
8
9#include "schmorp.h"
8 10
9#include <stddef.h> 11#include <stddef.h>
10#include <stdlib.h> 12#include <stdlib.h>
11#include <errno.h> 13#include <errno.h>
12#include <sys/types.h> 14#include <sys/types.h>
13#include <sys/stat.h> 15#include <sys/stat.h>
16#include <sys/statvfs.h>
14#include <limits.h> 17#include <limits.h>
15#include <fcntl.h> 18#include <fcntl.h>
16#include <sched.h> 19#include <sched.h>
20
21#if _POSIX_MEMLOCK || _POSIX_MAPPED_FILES
22# include <sys/mman.h>
23#endif
17 24
18/* perl namespace pollution */ 25/* perl namespace pollution */
19#undef VERSION 26#undef VERSION
20 27
21#ifdef _WIN32 28#ifdef _WIN32
… …
97#define expect_false(expr) expect ((expr) != 0, 0) 104#define expect_false(expr) expect ((expr) != 0, 0)
98#define expect_true(expr) expect ((expr) != 0, 1) 105#define expect_true(expr) expect ((expr) != 0, 1)
99 106
100/*****************************************************************************/ 107/*****************************************************************************/
101 108
102static HV *stash;
103typedef SV SV8; /* byte-sv, used for argument-checking */ 109typedef SV SV8; /* byte-sv, used for argument-checking */
104typedef int aio_rfd; /* read file desriptor */ 110typedef int aio_rfd; /* read file desriptor */
105typedef int aio_wfd; /* write file descriptor */ 111typedef int aio_wfd; /* write file descriptor */
106 112
107#define AIO_REQ_KLASS "IO::AIO::REQ" 113static HV *aio_stash, *aio_req_stash, *aio_grp_stash;
108#define AIO_GRP_KLASS "IO::AIO::GRP"
109 114
110#define EIO_REQ_MEMBERS \ 115#define EIO_REQ_MEMBERS \
111 SV *callback; \ 116 SV *callback; \
112 SV *sv1, *sv2; \ 117 SV *sv1, *sv2; \
113 STRLEN stroffset; \ 118 STRLEN stroffset; \
… …
117 122
118#include "libeio/eio.h" 123#include "libeio/eio.h"
119 124
120#ifndef POSIX_FADV_NORMAL 125#ifndef POSIX_FADV_NORMAL
121# define POSIX_FADV_NORMAL 0 126# define POSIX_FADV_NORMAL 0
127# define NO_FADVISE 1
122#endif 128#endif
123
124#ifndef POSIX_FADV_SEQUENTIAL 129#ifndef POSIX_FADV_SEQUENTIAL
125# define POSIX_FADV_SEQUENTIAL 0 130# define POSIX_FADV_SEQUENTIAL 0
126#endif 131#endif
127
128#ifndef POSIX_FADV_RANDOM 132#ifndef POSIX_FADV_RANDOM
129# define POSIX_FADV_RANDOM 0 133# define POSIX_FADV_RANDOM 0
130#endif 134#endif
131
132#ifndef POSIX_FADV_NOREUSE 135#ifndef POSIX_FADV_NOREUSE
133# define POSIX_FADV_NOREUSE 0 136# define POSIX_FADV_NOREUSE 0
134#endif 137#endif
135
136#ifndef POSIX_FADV_WILLNEED 138#ifndef POSIX_FADV_WILLNEED
137# define POSIX_FADV_WILLNEED 0 139# define POSIX_FADV_WILLNEED 0
138#endif 140#endif
139
140#ifndef POSIX_FADV_DONTNEED 141#ifndef POSIX_FADV_DONTNEED
141# define POSIX_FADV_DONTNEED 0 142# define POSIX_FADV_DONTNEED 0
143#endif
144
145#if _XOPEN_SOURCE < 600 || NO_FADVISE
146# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
147#endif
148
149#ifndef POSIX_MADV_NORMAL
150# define POSIX_MADV_NORMAL 0
151# define NO_MADVISE 1
152#endif
153#ifndef POSIX_MADV_SEQUENTIAL
154# define POSIX_MADV_SEQUENTIAL 0
155#endif
156#ifndef POSIX_MADV_RANDOM
157# define POSIX_MADV_RANDOM 0
158#endif
159#ifndef POSIX_MADV_WILLNEED
160# define POSIX_MADV_WILLNEED 0
161#endif
162#ifndef POSIX_MADV_DONTNEED
163# define POSIX_MADV_DONTNEED 0
164#endif
165
166#if _XOPEN_SOURCE < 600 || NO_MADVISE
167# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
168#endif
169
170#ifndef PROT_NONE
171# define PROT_NONE 0
172#endif
173#ifndef PROT_READ
174# define PROT_READ 0
175#endif
176#ifndef PROT_WRITE
177# define PROT_READ 0
178#endif
179#ifndef PROT_EXEC
180# define PROT_EXEC 0
181#endif
182
183#ifndef ST_NODEV
184# define ST_NODEV 0
185#endif
186#ifndef ST_NOEXEC
187# define ST_NOEXEC 0
188#endif
189#ifndef ST_SYNCHRONOUS
190# define ST_SYNCHRONOUS 0
191#endif
192#ifndef ST_MANDLOCK
193# define ST_MANDLOCK 0
194#endif
195#ifndef ST_WRITE
196# define ST_WRITE 0
197#endif
198#ifndef ST_APPEND
199# define ST_APPEND 0
200#endif
201#ifndef ST_IMMUTABLE
202# define ST_IMMUTABLE 0
203#endif
204#ifndef ST_NOATIME
205# define ST_NOATIME 0
206#endif
207#ifndef ST_NODIRATIME
208# define ST_NODIRATIME 0
209#endif
210#ifndef ST_RELATIME
211# define ST_RELATIME 0
212#endif
213
214#ifndef MAP_ANONYMOUS
215# ifdef MAP_ANON
216# define MAP_ANONYMOUS MAP_ANON
217# else
218# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
219# endif
220#endif
221#ifndef MAP_HUGETLB
222# define MAP_HUGETLB 0
223#endif
224#ifndef MAP_LOCKED
225# define MAP_LOCKED 0
226#endif
227#ifndef MAP_NORESERVE
228# define MAP_NORESERVE 0
229#endif
230#ifndef MAP_POPULATE
231# define MAP_POPULATE 0
232#endif
233#ifndef MAP_NONBLOCK
234# define MAP_NONBLOCK 0
235#endif
236
237#ifndef PAGESIZE
238# define PAGESIZE sysconf (_SC_PAGESIZE)
142#endif 239#endif
143 240
144static int req_invoke (eio_req *req); 241static int req_invoke (eio_req *req);
145#define EIO_FINISH(req) req_invoke (req) 242#define EIO_FINISH(req) req_invoke (req)
146static void req_destroy (eio_req *grp); 243static void req_destroy (eio_req *grp);
… …
157 254
158static SV *on_next_submit; 255static SV *on_next_submit;
159static int next_pri = EIO_PRI_DEFAULT; 256static int next_pri = EIO_PRI_DEFAULT;
160static int max_outstanding; 257static int max_outstanding;
161 258
162static int respipe_osf [2], respipe [2] = { -1, -1 }; 259static s_epipe respipe;
163 260
164static void req_destroy (aio_req req); 261static void req_destroy (aio_req req);
165static void req_cancel (aio_req req); 262static void req_cancel (aio_req req);
166 263
167static void want_poll (void) 264static void want_poll (void)
168{ 265{
169 /* write a dummy byte to the pipe so fh becomes ready */ 266 /* write a dummy byte to the pipe so fh becomes ready */
170 respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); 267 s_epipe_signal (&respipe);
171} 268}
172 269
173static void done_poll (void) 270static void done_poll (void)
174{ 271{
175 /* read any signals sent by the worker threads */ 272 /* read any signals sent by the worker threads */
176 char buf [4]; 273 s_epipe_drain (&respipe);
177 while (respipe_read (respipe [0], buf, 4) == 4)
178 ;
179} 274}
180 275
181/* must be called at most once */ 276/* must be called at most once */
182static SV *req_sv (aio_req req, const char *klass) 277static SV *req_sv (aio_req req, HV *stash)
183{ 278{
184 if (!req->self) 279 if (!req->self)
185 { 280 {
186 req->self = (SV *)newHV (); 281 req->self = (SV *)newHV ();
187 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 282 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
188 } 283 }
189 284
190 return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); 285 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
191} 286}
192 287
193static aio_req SvAIO_REQ (SV *sv) 288static aio_req SvAIO_REQ (SV *sv)
194{ 289{
195 MAGIC *mg; 290 MAGIC *mg;
196 291
197 if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) 292 if (!SvROK (sv)
293 || (SvSTASH (SvRV (sv)) != aio_grp_stash
294 && SvSTASH (SvRV (sv)) != aio_req_stash
295 && !sv_derived_from (sv, "IO::AIO::REQ")))
198 croak ("object of class " AIO_REQ_KLASS " expected"); 296 croak ("object of class IO::AIO::REQ expected");
199 297
200 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 298 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
201 299
202 return mg ? (aio_req)mg->mg_ptr : 0; 300 return mg ? (aio_req)mg->mg_ptr : 0;
203} 301}
… …
209 dSP; 307 dSP;
210 308
211 ENTER; 309 ENTER;
212 SAVETMPS; 310 SAVETMPS;
213 PUSHMARK (SP); 311 PUSHMARK (SP);
214 XPUSHs (req_sv (grp, AIO_GRP_KLASS)); 312 XPUSHs (req_sv (grp, aio_grp_stash));
215 PUTBACK; 313 PUTBACK;
216 call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); 314 call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR);
217 SPAGAIN; 315 SPAGAIN;
218 FREETMPS; 316 FREETMPS;
219 LEAVE; 317 LEAVE;
… …
237 } 335 }
238} 336}
239 337
240static int req_invoke (eio_req *req) 338static int req_invoke (eio_req *req)
241{ 339{
242 dSP;
243
244 if (req->flags & FLAG_SV2_RO_OFF) 340 if (req->flags & FLAG_SV2_RO_OFF)
245 SvREADONLY_off (req->sv2); 341 SvREADONLY_off (req->sv2);
246 342
247 if (!EIO_CANCELLED (req) && req->callback) 343 if (!EIO_CANCELLED (req) && req->callback)
248 { 344 {
345 dSP;
346 static SV *sv_result_cache; /* caches the result integer SV */
347 SV *sv_result;
348
249 ENTER; 349 ENTER;
250 SAVETMPS; 350 SAVETMPS;
251 PUSHMARK (SP); 351 PUSHMARK (SP);
252 EXTEND (SP, 1); 352 EXTEND (SP, 1);
353
354 /* do not recreate the result IV from scratch each time */
355 if (expect_true (sv_result_cache))
356 {
357 sv_result = sv_result_cache; sv_result_cache = 0;
358 SvIV_set (sv_result, req->result);
359 }
360 else
361 {
362 sv_result = newSViv (req->result);
363 SvREADONLY_on (sv_result);
364 }
253 365
254 switch (req->type) 366 switch (req->type)
255 { 367 {
256 case EIO_READDIR: 368 case EIO_READDIR:
257 { 369 {
… …
325 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); 437 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
326 char sym [64]; 438 char sym [64];
327 int symlen; 439 int symlen;
328 440
329 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); 441 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
330 gv_init (gv, stash, sym, symlen, 0); 442 gv_init (gv, aio_stash, sym, symlen, 0);
331 443
332 symlen = snprintf ( 444 symlen = snprintf (
333 sym, 445 sym,
334 sizeof (sym), 446 sizeof (sym),
335 "%s&=%d", 447 "%s&=%d",
… …
343 455
344 PUSHs (fh); 456 PUSHs (fh);
345 } 457 }
346 break; 458 break;
347 459
460 case EIO_STATVFS:
461 case EIO_FSTATVFS:
462 {
463 SV *rv = &PL_sv_undef;
464
465 if (req->result >= 0)
466 {
467 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
468 HV *hv = newHV ();
469
470 rv = sv_2mortal (newRV_noinc ((SV *)hv));
471
472 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
473 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
474 hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0);
475 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
476 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
477 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
478 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
479 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
480 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
481 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
482 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
483 }
484
485 PUSHs (rv);
486 }
487
488 break;
489
348 case EIO_GROUP: 490 case EIO_GROUP:
349 req->int1 = 2; /* mark group as finished */ 491 req->int1 = 2; /* mark group as finished */
350 492
351 if (req->sv1) 493 if (req->sv1)
352 { 494 {
… …
372 case EIO_LSTAT: 514 case EIO_LSTAT:
373 case EIO_FSTAT: 515 case EIO_FSTAT:
374 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 516 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
375 PL_laststatval = req->result; 517 PL_laststatval = req->result;
376 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 518 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
377 PUSHs (sv_2mortal (newSViv (req->result))); 519 PUSHs (sv_result);
378 break; 520 break;
379 521
380 case EIO_READ: 522 case EIO_READ:
381 { 523 {
382 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 524 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
383 *SvEND (req->sv2) = 0; 525 *SvEND (req->sv2) = 0;
384 SvPOK_only (req->sv2); 526 SvPOK_only (req->sv2);
385 SvSETMAGIC (req->sv2); 527 SvSETMAGIC (req->sv2);
386 PUSHs (sv_2mortal (newSViv (req->result))); 528 PUSHs (sv_result);
387 } 529 }
388 break; 530 break;
389 531
390 case EIO_DUP2: 532 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */
391 if (req->result > 0) 533 if (req->result > 0)
392 req->result = 0; 534 SvIV_set (sv_result, 0);
393 /* FALLTHROUGH */ 535 /* FALLTHROUGH */
394 536
395 default: 537 default:
396 PUSHs (sv_2mortal (newSViv (req->result))); 538 PUSHs (sv_result);
397 break; 539 break;
398 } 540 }
399 541
400 errno = req->errorno; 542 errno = req->errorno;
401 543
402 PUTBACK; 544 PUTBACK;
403 call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); 545 call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD);
404 SPAGAIN; 546 SPAGAIN;
547
548 if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache))
549 SvREFCNT_dec (sv_result);
550 else
551 sv_result_cache = sv_result;
405 552
406 FREETMPS; 553 FREETMPS;
407 LEAVE; 554 LEAVE;
408 555
409 PUTBACK; 556 PUTBACK;
… …
438 grp->sv2 = 0; 585 grp->sv2 = 0;
439 586
440 eio_grp_cancel (grp); 587 eio_grp_cancel (grp);
441} 588}
442 589
443#ifdef USE_SOCKETS_AS_HANDLES
444# define TO_SOCKET(x) (win32_get_osfhandle (x))
445#else
446# define TO_SOCKET(x) (x)
447#endif
448
449static void 590static void
450create_respipe (void) 591create_respipe (void)
451{ 592{
452 int old_readfd = respipe [0];
453
454 if (respipe [1] >= 0)
455 respipe_close (TO_SOCKET (respipe [1]));
456
457#ifdef _WIN32
458 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
459#else
460 if (pipe (respipe)) 593 if (s_epipe_renew (&respipe))
461#endif
462 croak ("unable to initialize result pipe"); 594 croak ("IO::AIO: unable to initialize result pipe");
463
464 if (old_readfd >= 0)
465 {
466 if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
467 croak ("unable to initialize result pipe(2)");
468
469 respipe_close (respipe [0]);
470 respipe [0] = old_readfd;
471 }
472
473#ifdef _WIN32
474 int arg = 1;
475 if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
476 || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
477#else
478 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
479 || fcntl (respipe [1], F_SETFL, O_NONBLOCK))
480#endif
481 croak ("unable to initialize result pipe(3)");
482
483 respipe_osf [0] = TO_SOCKET (respipe [0]);
484 respipe_osf [1] = TO_SOCKET (respipe [1]);
485} 595}
486 596
487static void poll_wait (void) 597static void poll_wait (void)
488{ 598{
489 fd_set rfd;
490
491 while (eio_nreqs ()) 599 while (eio_nreqs ())
492 { 600 {
493 int size; 601 int size;
494 602
495 X_LOCK (reslock); 603 X_LOCK (reslock);
… …
499 if (size) 607 if (size)
500 return; 608 return;
501 609
502 etp_maybe_start_thread (); 610 etp_maybe_start_thread ();
503 611
504 FD_ZERO (&rfd); 612 s_epipe_wait (&respipe);
505 FD_SET (respipe [0], &rfd);
506
507 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
508 } 613 }
509} 614}
510 615
511static int poll_cb (void) 616static int poll_cb (void)
512{ 617{
… …
527static void atfork_child (void) 632static void atfork_child (void)
528{ 633{
529 create_respipe (); 634 create_respipe ();
530} 635}
531 636
637/*****************************************************************************/
638
639#if !_POSIX_MAPPED_FILES
640# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
641# define munmap(addr,length) (errno = ENOSYS, -1)
642# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
643#endif
644
645#define MMAP_MAGIC PERL_MAGIC_ext
646
647static int
648mmap_free (pTHX_ SV *sv, MAGIC *mg)
649{
650 int old_errno = errno;
651 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
652 errno = old_errno;
653
654 mg->mg_obj = 0; /* just in case */
655
656 SvREADONLY_off (sv);
657
658 if (SvPVX (sv) != mg->mg_ptr)
659 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
660
661 SvCUR_set (sv, 0);
662 SvPVX (sv) = 0;
663 SvOK_off (sv);
664
665 return 0;
666}
667
668static MGVTBL mmap_vtbl = {
669 0, 0, 0, 0, mmap_free
670};
671
672/*****************************************************************************/
673
532static SV * 674static SV *
533get_cb (SV *cb_sv) 675get_cb (SV *cb_sv)
534{ 676{
535 HV *st; 677 SvGETMAGIC (cb_sv);
536 GV *gvp; 678 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
537 CV *cv;
538
539 if (!SvOK (cb_sv))
540 return 0;
541
542 cv = sv_2cv (cb_sv, &st, &gvp, 0);
543
544 if (!cv)
545 croak ("IO::AIO callback must be undef or a CODE reference");
546
547 return (SV *)cv;
548} 679}
549 680
550#define dREQ \ 681#define dREQ \
551 SV *cb_cv; \ 682 SV *cb_cv; \
552 aio_req req; \ 683 aio_req req; \
… …
566 PUTBACK; \ 697 PUTBACK; \
567 req_submit (req); \ 698 req_submit (req); \
568 SPAGAIN; \ 699 SPAGAIN; \
569 \ 700 \
570 if (GIMME_V != G_VOID) \ 701 if (GIMME_V != G_VOID) \
571 XPUSHs (req_sv (req, AIO_REQ_KLASS)); 702 XPUSHs (req_sv (req, aio_req_stash));
572
573static int
574extract_fd (SV *fh, int wr)
575{
576 int fd = PerlIO_fileno (wr ? IoOFP (sv_2io (fh)) : IoIFP (sv_2io (fh)));
577
578 if (fd < 0)
579 croak ("illegal fh argument, either not an OS file or read/write mode mismatch");
580
581 return fd;
582}
583 703
584MODULE = IO::AIO PACKAGE = IO::AIO 704MODULE = IO::AIO PACKAGE = IO::AIO
585 705
586PROTOTYPES: ENABLE 706PROTOTYPES: ENABLE
587 707
… …
589{ 709{
590 static const struct { 710 static const struct {
591 const char *name; 711 const char *name;
592 IV iv; 712 IV iv;
593 } *civ, const_iv[] = { 713 } *civ, const_iv[] = {
594# define const_iv(name, value) { # name, (IV) value }, 714# define const_niv(name, value) { # name, (IV) value },
715# define const_iv(name) { # name, (IV) name },
595# define const_eio(name) { # name, (IV) EIO_ ## name }, 716# define const_eio(name) { # name, (IV) EIO_ ## name },
596 const_iv (EXDEV , EXDEV) 717 const_iv (EXDEV)
597 const_iv (ENOSYS , ENOSYS) 718 const_iv (ENOSYS)
598 const_iv (O_RDONLY, O_RDONLY) 719 const_iv (O_RDONLY)
599 const_iv (O_WRONLY, O_WRONLY) 720 const_iv (O_WRONLY)
721 const_iv (O_RDWR)
600 const_iv (O_CREAT , O_CREAT) 722 const_iv (O_CREAT)
601 const_iv (O_TRUNC , O_TRUNC) 723 const_iv (O_TRUNC)
724 const_iv (O_EXCL)
725 const_iv (O_APPEND)
602#ifndef _WIN32 726#ifndef _WIN32
603 const_iv (S_IFIFO , S_IFIFO) 727 const_iv (S_IFIFO)
604#endif 728#endif
605 const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) 729 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
606 const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) 730 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
607 const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) 731 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
608 const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) 732 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
609 const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) 733 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
610 const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) 734 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
735
736 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
737 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
738 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
739 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
740 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
741
742 const_iv (ST_RDONLY)
743 const_iv (ST_NOSUID)
744 const_iv (ST_NODEV)
745 const_iv (ST_NOEXEC)
746 const_iv (ST_SYNCHRONOUS)
747 const_iv (ST_MANDLOCK)
748 const_iv (ST_WRITE)
749 const_iv (ST_APPEND)
750 const_iv (ST_IMMUTABLE)
751 const_iv (ST_NOATIME)
752 const_iv (ST_NODIRATIME)
753 const_iv (ST_RELATIME)
754
755 const_iv (PROT_NONE)
756 const_iv (PROT_EXEC)
757 const_iv (PROT_READ)
758 const_iv (PROT_WRITE)
759
760 /*const_iv (MAP_FIXED)*/
761 const_iv (MAP_PRIVATE)
762 const_iv (MAP_SHARED)
763 const_iv (MAP_ANONYMOUS)
764
765 /* linuxish */
766 const_iv (MAP_HUGETLB)
767 const_iv (MAP_LOCKED)
768 const_iv (MAP_NORESERVE)
769 const_iv (MAP_POPULATE)
770 const_iv (MAP_NONBLOCK)
771
772 const_eio (MCL_FUTURE)
773 const_eio (MCL_CURRENT)
774
775 const_eio (MS_ASYNC)
776 const_eio (MS_INVALIDATE)
777 const_eio (MS_SYNC)
778
779 const_eio (MT_MODIFY)
611 780
612 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 781 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
613 const_eio (SYNC_FILE_RANGE_WRITE) 782 const_eio (SYNC_FILE_RANGE_WRITE)
614 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 783 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
615 784
… …
627 const_eio (DT_LNK) 796 const_eio (DT_LNK)
628 const_eio (DT_SOCK) 797 const_eio (DT_SOCK)
629 const_eio (DT_WHT) 798 const_eio (DT_WHT)
630 }; 799 };
631 800
632 stash = gv_stashpv ("IO::AIO", 1); 801 aio_stash = gv_stashpv ("IO::AIO" , 1);
802 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
803 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
633 804
634 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 805 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
635 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 806 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));
807
808 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
636 809
637 create_respipe (); 810 create_respipe ();
638 811
639 if (eio_init (want_poll, done_poll) < 0) 812 if (eio_init (want_poll, done_poll) < 0)
640 croak ("IO::AIO: unable to initialise eio library"); 813 croak ("IO::AIO: unable to initialise eio library");
… …
679 CODE: 852 CODE:
680 max_outstanding = maxreqs; 853 max_outstanding = maxreqs;
681 854
682void 855void
683aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 856aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
684 PROTOTYPE: $$$;$
685 PPCODE: 857 PPCODE:
686{ 858{
687 dREQ; 859 dREQ;
688 860
689 req->type = EIO_OPEN; 861 req->type = EIO_OPEN;
… …
695 REQ_SEND; 867 REQ_SEND;
696} 868}
697 869
698void 870void
699aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 871aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
700 PROTOTYPE: $;$
701 ALIAS: 872 ALIAS:
702 aio_fsync = EIO_FSYNC 873 aio_fsync = EIO_FSYNC
703 aio_fdatasync = EIO_FDATASYNC 874 aio_fdatasync = EIO_FDATASYNC
704 PPCODE: 875 PPCODE:
705{ 876{
706 int fd = extract_fd (fh, 0); 877 int fd = s_fileno_croak (fh, 0);
707 dREQ; 878 dREQ;
708 879
709 req->type = ix; 880 req->type = ix;
710 req->sv1 = newSVsv (fh); 881 req->sv1 = newSVsv (fh);
711 req->int1 = fd; 882 req->int1 = fd;
… …
713 REQ_SEND (req); 884 REQ_SEND (req);
714} 885}
715 886
716void 887void
717aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 888aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
718 PROTOTYPE: $$$$;$
719 PPCODE: 889 PPCODE:
720{ 890{
721 int fd = extract_fd (fh, 0); 891 int fd = s_fileno_croak (fh, 0);
722 dREQ; 892 dREQ;
723 893
724 req->type = EIO_SYNC_FILE_RANGE; 894 req->type = EIO_SYNC_FILE_RANGE;
725 req->sv1 = newSVsv (fh); 895 req->sv1 = newSVsv (fh);
726 req->int1 = fd; 896 req->int1 = fd;
… …
731 REQ_SEND (req); 901 REQ_SEND (req);
732} 902}
733 903
734void 904void
735aio_close (SV *fh, SV *callback=&PL_sv_undef) 905aio_close (SV *fh, SV *callback=&PL_sv_undef)
736 PROTOTYPE: $;$
737 PPCODE: 906 PPCODE:
738{ 907{
739 static int close_pipe = -1; /* dummy fd to close fds via dup2 */ 908 static int close_pipe = -1; /* dummy fd to close fds via dup2 */
740 int fd = extract_fd (fh, 0); 909 int fd = s_fileno_croak (fh, 0);
741 dREQ; 910 dREQ;
742 911
743 if (close_pipe < 0) 912 if (close_pipe < 0)
744 { 913 {
745 int pipefd [2]; 914 int pipefd [2];
… …
763void 932void
764aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 933aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
765 ALIAS: 934 ALIAS:
766 aio_read = EIO_READ 935 aio_read = EIO_READ
767 aio_write = EIO_WRITE 936 aio_write = EIO_WRITE
768 PROTOTYPE: $$$$$;$
769 PPCODE: 937 PPCODE:
770{ 938{
771 STRLEN svlen; 939 STRLEN svlen;
772 int fd = extract_fd (fh, ix == EIO_WRITE); 940 int fd = s_fileno_croak (fh, ix == EIO_WRITE);
773 char *svptr = SvPVbyte (data, svlen); 941 char *svptr = SvPVbyte (data, svlen);
774 UV len = SvUV (length); 942 UV len = SvUV (length);
775 943
776 if (dataoffset < 0) 944 if (dataoffset < 0)
777 dataoffset += svlen; 945 dataoffset += svlen;
… …
814 } 982 }
815} 983}
816 984
817void 985void
818aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 986aio_readlink (SV8 *path, SV *callback=&PL_sv_undef)
819 PROTOTYPE: $$;$
820 PPCODE: 987 PPCODE:
821{ 988{
822 SV *data; 989 SV *data;
823 dREQ; 990 dREQ;
824 991
… …
829 REQ_SEND; 996 REQ_SEND;
830} 997}
831 998
832void 999void
833aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1000aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
834 PROTOTYPE: $$$$;$
835 PPCODE: 1001 PPCODE:
836{ 1002{
837 int ifd = extract_fd (in_fh , 0); 1003 int ifd = s_fileno_croak (in_fh , 0);
838 int ofd = extract_fd (out_fh, 0); 1004 int ofd = s_fileno_croak (out_fh, 1);
839 dREQ; 1005 dREQ;
840 1006
841 req->type = EIO_SENDFILE; 1007 req->type = EIO_SENDFILE;
842 req->sv1 = newSVsv (out_fh); 1008 req->sv1 = newSVsv (out_fh);
843 req->int1 = ofd; 1009 req->int1 = ofd;
… …
849 REQ_SEND; 1015 REQ_SEND;
850} 1016}
851 1017
852void 1018void
853aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1019aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
854 PROTOTYPE: $$$;$
855 PPCODE: 1020 PPCODE:
856{ 1021{
857 int fd = extract_fd (fh, 0); 1022 int fd = s_fileno_croak (fh, 0);
858 dREQ; 1023 dREQ;
859 1024
860 req->type = EIO_READAHEAD; 1025 req->type = EIO_READAHEAD;
861 req->sv1 = newSVsv (fh); 1026 req->sv1 = newSVsv (fh);
862 req->int1 = fd; 1027 req->int1 = fd;
… …
867} 1032}
868 1033
869void 1034void
870aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1035aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef)
871 ALIAS: 1036 ALIAS:
872 aio_stat = EIO_STAT 1037 aio_stat = EIO_STAT
873 aio_lstat = EIO_LSTAT 1038 aio_lstat = EIO_LSTAT
1039 aio_statvfs = EIO_STATVFS
874 PPCODE: 1040 PPCODE:
875{ 1041{
876 dREQ; 1042 dREQ;
877 1043
878 req->sv1 = newSVsv (fh_or_path); 1044 req->sv1 = newSVsv (fh_or_path);
… …
882 req->type = ix; 1048 req->type = ix;
883 req->ptr1 = SvPVbyte_nolen (req->sv1); 1049 req->ptr1 = SvPVbyte_nolen (req->sv1);
884 } 1050 }
885 else 1051 else
886 { 1052 {
887 req->type = EIO_FSTAT; 1053 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
888 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); 1054 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
889 } 1055 }
890 1056
891 REQ_SEND; 1057 REQ_SEND;
892} 1058}
… …
1055 1221
1056 REQ_SEND; 1222 REQ_SEND;
1057} 1223}
1058 1224
1059void 1225void
1226aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1227 ALIAS:
1228 aio_mtouch = EIO_MTOUCH
1229 aio_msync = EIO_MSYNC
1230 PPCODE:
1231{
1232 STRLEN svlen;
1233 char *svptr = SvPVbyte (data, svlen);
1234 UV len = SvUV (length);
1235
1236 if (offset < 0)
1237 offset += svlen;
1238
1239 if (offset < 0 || offset > svlen)
1240 croak ("offset outside of scalar");
1241
1242 if (!SvOK (length) || len + offset > svlen)
1243 len = svlen - offset;
1244
1245 {
1246 dREQ;
1247
1248 req->type = ix;
1249 req->sv2 = SvREFCNT_inc (data);
1250 req->ptr2 = (char *)svptr + offset;
1251 req->size = len;
1252 req->int1 = flags;
1253
1254 REQ_SEND;
1255 }
1256}
1257
1258void
1259aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef)
1260 PPCODE:
1261{
1262 STRLEN svlen;
1263 char *svptr = SvPVbyte (data, svlen);
1264 UV len = SvUV (length);
1265
1266 if (offset < 0)
1267 offset += svlen;
1268
1269 if (offset < 0 || offset > svlen)
1270 croak ("offset outside of scalar");
1271
1272 if (!SvOK (length) || len + offset > svlen)
1273 len = svlen - offset;
1274
1275 {
1276 dREQ;
1277
1278 req->type = EIO_MLOCK;
1279 req->sv2 = SvREFCNT_inc (data);
1280 req->ptr2 = (char *)svptr + offset;
1281 req->size = len;
1282
1283 REQ_SEND;
1284 }
1285}
1286
1287void
1288aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
1289 PPCODE:
1290{
1291 dREQ;
1292
1293 req->type = EIO_MLOCKALL;
1294 req->int1 = flags;
1295
1296 REQ_SEND;
1297}
1298
1299void
1060aio_busy (double delay, SV *callback=&PL_sv_undef) 1300aio_busy (double delay, SV *callback=&PL_sv_undef)
1061 PPCODE: 1301 PPCODE:
1062{ 1302{
1063 dREQ; 1303 dREQ;
1064 1304
… …
1068 REQ_SEND; 1308 REQ_SEND;
1069} 1309}
1070 1310
1071void 1311void
1072aio_group (SV *callback=&PL_sv_undef) 1312aio_group (SV *callback=&PL_sv_undef)
1073 PROTOTYPE: ;$
1074 PPCODE: 1313 PPCODE:
1075{ 1314{
1076 dREQ; 1315 dREQ;
1077 1316
1078 req->type = EIO_GROUP; 1317 req->type = EIO_GROUP;
1079 1318
1080 req_submit (req); 1319 req_submit (req);
1081 XPUSHs (req_sv (req, AIO_GRP_KLASS)); 1320 XPUSHs (req_sv (req, aio_grp_stash));
1082} 1321}
1083 1322
1084void 1323void
1085aio_nop (SV *callback=&PL_sv_undef) 1324aio_nop (SV *callback=&PL_sv_undef)
1086 ALIAS: 1325 ALIAS:
… …
1095 REQ_SEND; 1334 REQ_SEND;
1096} 1335}
1097 1336
1098int 1337int
1099aioreq_pri (int pri = 0) 1338aioreq_pri (int pri = 0)
1100 PROTOTYPE: ;$
1101 CODE: 1339 CODE:
1102 RETVAL = next_pri; 1340 RETVAL = next_pri;
1103 if (items > 0) 1341 if (items > 0)
1104 { 1342 {
1105 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1343 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1117 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; 1355 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1118 next_pri = nice; 1356 next_pri = nice;
1119 1357
1120void 1358void
1121flush () 1359flush ()
1122 PROTOTYPE:
1123 CODE: 1360 CODE:
1124 while (eio_nreqs ()) 1361 while (eio_nreqs ())
1125 { 1362 {
1126 poll_wait (); 1363 poll_wait ();
1127 poll_cb (); 1364 poll_cb ();
1128 } 1365 }
1129 1366
1130int 1367int
1131poll() 1368poll ()
1132 PROTOTYPE:
1133 CODE: 1369 CODE:
1134 poll_wait (); 1370 poll_wait ();
1135 RETVAL = poll_cb (); 1371 RETVAL = poll_cb ();
1136 OUTPUT: 1372 OUTPUT:
1137 RETVAL 1373 RETVAL
1138 1374
1139int 1375int
1140poll_fileno() 1376poll_fileno ()
1141 PROTOTYPE:
1142 CODE: 1377 CODE:
1143 RETVAL = respipe [0]; 1378 RETVAL = s_epipe_fd (&respipe);
1144 OUTPUT: 1379 OUTPUT:
1145 RETVAL 1380 RETVAL
1146 1381
1147int 1382int
1148poll_cb(...) 1383poll_cb (...)
1149 PROTOTYPE: 1384 PROTOTYPE:
1150 CODE: 1385 CODE:
1151 RETVAL = poll_cb (); 1386 RETVAL = poll_cb ();
1152 OUTPUT: 1387 OUTPUT:
1153 RETVAL 1388 RETVAL
1154 1389
1155void 1390void
1156poll_wait() 1391poll_wait ()
1157 PROTOTYPE:
1158 CODE: 1392 CODE:
1159 poll_wait (); 1393 poll_wait ();
1160 1394
1161int 1395int
1162nreqs() 1396nreqs ()
1163 PROTOTYPE:
1164 CODE: 1397 CODE:
1165 RETVAL = eio_nreqs (); 1398 RETVAL = eio_nreqs ();
1166 OUTPUT: 1399 OUTPUT:
1167 RETVAL 1400 RETVAL
1168 1401
1169int 1402int
1170nready() 1403nready ()
1171 PROTOTYPE:
1172 CODE: 1404 CODE:
1173 RETVAL = eio_nready (); 1405 RETVAL = eio_nready ();
1174 OUTPUT: 1406 OUTPUT:
1175 RETVAL 1407 RETVAL
1176 1408
1177int 1409int
1178npending() 1410npending ()
1179 PROTOTYPE:
1180 CODE: 1411 CODE:
1181 RETVAL = eio_npending (); 1412 RETVAL = eio_npending ();
1182 OUTPUT: 1413 OUTPUT:
1183 RETVAL 1414 RETVAL
1184 1415
1185int 1416int
1186nthreads() 1417nthreads ()
1187 PROTOTYPE:
1188 CODE: 1418 CODE:
1189 RETVAL = eio_nthreads (); 1419 RETVAL = eio_nthreads ();
1190 OUTPUT: 1420 OUTPUT:
1191 RETVAL 1421 RETVAL
1192 1422
1193int 1423int
1194fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) 1424fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1195 PROTOTYPE: $$$$
1196 CODE: 1425 CODE:
1197{
1198 #if _XOPEN_SOURCE >= 600
1199 RETVAL = posix_fadvise (fh, offset, length, advice); 1426 RETVAL = posix_fadvise (fh, offset, length, advice);
1200 #else
1201 RETVAL = errno = ENOSYS;
1202 #endif
1203}
1204 OUTPUT: 1427 OUTPUT:
1205 RETVAL 1428 RETVAL
1206 1429
1207ssize_t 1430ssize_t
1208sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1431sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1209 PROTOTYPE: $$$$
1210 CODE: 1432 CODE:
1211 eio_sendfile_sync (ofh, ifh, offset, count); 1433 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1434 OUTPUT:
1435 RETVAL
1436
1437void
1438mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)
1439 PPCODE:
1440 sv_unmagic (scalar, MMAP_MAGIC);
1441{
1442 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1443 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1444 if (addr == (void *)-1)
1445 XSRETURN_NO;
1446
1447 sv_force_normal (scalar);
1448
1449 /* we store the length in mg_obj, as namlen is I32 :/ */
1450 sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1451 ->mg_obj = (SV *)length;
1452
1453 SvUPGRADE (scalar, SVt_PV); /* nop... */
1454
1455 if (!(prot & PROT_WRITE))
1456 SvREADONLY_on (scalar);
1457
1458 if (SvLEN (scalar))
1459 Safefree (SvPVX (scalar));
1460
1461 SvPVX (scalar) = (char *)addr;
1462 SvCUR_set (scalar, length);
1463 SvLEN_set (scalar, 0);
1464 SvPOK_only (scalar);
1465
1466 XSRETURN_YES;
1467}
1468
1469void
1470munmap (SV *scalar)
1471 CODE:
1472 sv_unmagic (scalar, MMAP_MAGIC);
1473
1474int
1475madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1476 ALIAS:
1477 mprotect = 1
1478 CODE:
1479{
1480 STRLEN svlen;
1481 void *addr = SvPVbyte (scalar, svlen);
1482 size_t len = SvUV (length);
1483
1484 if (offset < 0)
1485 offset += svlen;
1486
1487 if (offset < 0 || offset > svlen)
1488 croak ("offset outside of scalar");
1489
1490 if (!SvOK (length) || len + offset > svlen)
1491 len = svlen - offset;
1492
1493 addr = (void *)(((intptr_t)addr) + offset);
1494 eio_page_align (&addr, &len);
1495
1496 switch (ix)
1497 {
1498 case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
1499 case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
1500 }
1501}
1502 OUTPUT:
1503 RETVAL
1504
1505int
1506munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)
1507 CODE:
1508{
1509 STRLEN svlen;
1510 void *addr = SvPVbyte (scalar, svlen);
1511 size_t len = SvUV (length);
1512
1513 if (offset < 0)
1514 offset += svlen;
1515
1516 if (offset < 0 || offset > svlen)
1517 croak ("offset outside of scalar");
1518
1519 if (!SvOK (length) || len + offset > svlen)
1520 len = svlen - offset;
1521
1522 addr = (void *)(((intptr_t)addr) + offset);
1523 eio_page_align (&addr, &len);
1524#if _POSIX_MEMLOCK
1525 RETVAL = munlock (addr, len);
1526#else
1527 RETVAL = ((errno = ENOSYS), -1);
1528#endif
1529}
1530 OUTPUT:
1531 RETVAL
1532
1533int
1534munlockall ()
1535 CODE:
1536#if _POSIX_MEMLOCK
1537 munlockall ();
1538#else
1539 RETVAL = -1;
1540 errno = ENOSYS;
1541#endif
1542 OUTPUT:
1543 RETVAL
1212 1544
1213void _on_next_submit (SV *cb) 1545void _on_next_submit (SV *cb)
1214 CODE: 1546 CODE:
1215 SvREFCNT_dec (on_next_submit); 1547 SvREFCNT_dec (on_next_submit);
1216 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1548 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1231 if (GIMME_V != G_VOID) 1563 if (GIMME_V != G_VOID)
1232 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 1564 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1233 1565
1234 if (items > 1) 1566 if (items > 1)
1235 { 1567 {
1236 SV *cb_cv = get_cb (callback); 1568 SV *cb_cv =get_cb (callback);
1237 1569
1238 SvREFCNT_dec (req->callback); 1570 SvREFCNT_dec (req->callback);
1239 req->callback = SvREFCNT_inc (cb_cv); 1571 req->callback = SvREFCNT_inc (cb_cv);
1240 } 1572 }
1241} 1573}

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