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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.176 by root, Thu Dec 2 10:04:47 2010 UTC vs.
Revision 1.202 by root, Thu Sep 29 10:01:35 2011 UTC

11#include <stddef.h> 11#include <stddef.h>
12#include <stdlib.h> 12#include <stdlib.h>
13#include <errno.h> 13#include <errno.h>
14#include <sys/types.h> 14#include <sys/types.h>
15#include <sys/stat.h> 15#include <sys/stat.h>
16#include <sys/statvfs.h>
17#include <limits.h> 16#include <limits.h>
18#include <fcntl.h> 17#include <fcntl.h>
19#include <sched.h> 18#include <sched.h>
20 19
21#if _POSIX_MEMLOCK || _POSIX_MAPPED_FILES 20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
22# include <sys/mman.h> 21# include <sys/mman.h>
23#endif 22#endif
24 23
25/* perl namespace pollution */ 24/* perl namespace pollution */
26#undef VERSION 25#undef VERSION
27
28#ifdef _WIN32
29
30# define EIO_STRUCT_DIRENT Direntry_t
31# undef malloc
32# undef free
33
34// perl overrides all those nice win32 functions
35# undef open
36# undef read
37# undef write
38# undef send
39# undef recv
40# undef stat
41# undef fstat
42# define lstat stat
43# undef truncate
44# undef ftruncate
45# undef open
46# undef close
47# undef unlink
48# undef rmdir
49# undef rename
50# undef lseek
51
52# define chown(a,b,c) (errno = ENOSYS, -1)
53# define fchown(a,b,c) (errno = ENOSYS, -1)
54# define fchmod(a,b) (errno = ENOSYS, -1)
55# define symlink(a,b) (errno = ENOSYS, -1)
56# define readlink(a,b,c) (errno = ENOSYS, -1)
57# define mknod(a,b,c) (errno = ENOSYS, -1)
58# define truncate(a,b) (errno = ENOSYS, -1)
59# define ftruncate(fd,o) chsize ((fd), (o))
60# define fsync(fd) _commit (fd)
61# define opendir(fd) (errno = ENOSYS, 0)
62# define readdir(fd) (errno = ENOSYS, -1)
63# define closedir(fd) (errno = ENOSYS, -1)
64# define mkdir(a,b) mkdir (a)
65
66#else
67
68# include <sys/time.h>
69# include <sys/select.h>
70# include <unistd.h>
71# include <utime.h>
72# include <signal.h>
73# define EIO_STRUCT_DIRENT struct dirent
74
75#endif
76 26
77/* perl stupidly overrides readdir and maybe others */ 27/* perl stupidly overrides readdir and maybe others */
78/* with thread-unsafe versions, imagine that :( */ 28/* with thread-unsafe versions, imagine that :( */
79#undef readdir 29#undef readdir
80#undef opendir 30#undef opendir
81#undef closedir 31#undef closedir
32
33#ifdef _WIN32
34
35 // perl overrides all those nice libc functions
36
37 #undef malloc
38 #undef free
39 #undef open
40 #undef read
41 #undef write
42 #undef send
43 #undef recv
44 #undef stat
45 #undef lstat
46 #undef fstat
47 #undef truncate
48 #undef ftruncate
49 #undef open
50 #undef link
51 #undef close
52 #undef unlink
53 #undef mkdir
54 #undef rmdir
55 #undef rename
56 #undef lseek
57 #undef opendir
58 #undef readdir
59 #undef closedir
60 #undef chmod
61 #undef fchmod
62 #undef dup
63 #undef dup2
64 #undef abort
65 #undef pipe
66
67#else
68
69 #include <sys/time.h>
70 #include <sys/select.h>
71 #include <unistd.h>
72 #include <utime.h>
73 #include <signal.h>
74
75#endif
82 76
83#define EIO_STRUCT_STAT Stat_t 77#define EIO_STRUCT_STAT Stat_t
84 78
85/* use NV for 32 bit perls as it allows larger offsets */ 79/* use NV for 32 bit perls as it allows larger offsets */
86#if IVSIZE >= 8 80#if IVSIZE >= 8
108 102
109typedef SV SV8; /* byte-sv, used for argument-checking */ 103typedef SV SV8; /* byte-sv, used for argument-checking */
110typedef int aio_rfd; /* read file desriptor */ 104typedef int aio_rfd; /* read file desriptor */
111typedef int aio_wfd; /* write file descriptor */ 105typedef int aio_wfd; /* write file descriptor */
112 106
113static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 107static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
114 108
115#define EIO_REQ_MEMBERS \ 109#define EIO_REQ_MEMBERS \
116 SV *callback; \ 110 SV *callback; \
117 SV *sv1, *sv2; \ 111 SV *sv1, *sv2; \
112 SV *sv3, *sv4; \
118 STRLEN stroffset; \ 113 STRLEN stroffset; \
119 SV *self; 114 SV *self;
120 115
121#define EIO_NO_WRAPPERS 1 116#define EIO_NO_WRAPPERS 1
122 117
123#include "libeio/config.h" 118#include "libeio/config.h"
124#include "libeio/eio.h" 119#include "libeio/eio.h"
125 120
121static int req_invoke (eio_req *req);
122#define EIO_FINISH(req) req_invoke (req)
123static void req_destroy (eio_req *grp);
124#define EIO_DESTROY(req) req_destroy (req)
125
126#include "libeio/eio.c"
127
128/* Linux/others */
129#ifndef O_ASYNC
130# define O_ASYNC 0
131#endif
132#ifndef O_DIRECT
133# define O_DIRECT 0
134#endif
135#ifndef O_NOATIME
136# define O_NOATIME 0
137#endif
138
139/* POSIX */
140#ifndef O_CLOEXEC
141# define O_CLOEXEC 0
142#endif
143#ifndef O_NOFOLLOW
144# define O_NOFOLLOW 0
145#endif
146#ifndef O_NOCTTY
147# define O_NOCTTY 0
148#endif
149#ifndef O_NONBLOCK
150# define O_NONBLOCK 0
151#endif
152#ifndef O_EXEC
153# define O_EXEC 0
154#endif
155#ifndef O_SEARCH
156# define O_SEARCH 0
157#endif
158#ifndef O_DIRECTORY
159# define O_DIRECTORY 0
160#endif
161#ifndef O_DSYNC
162# define O_DSYNC 0
163#endif
164#ifndef O_RSYNC
165# define O_RSYNC 0
166#endif
167#ifndef O_SYNC
168# define O_SYNC 0
169#endif
170#ifndef O_TTY_INIT
171# define O_TTY_INIT 0
172#endif
173
126#ifndef POSIX_FADV_NORMAL 174#ifndef POSIX_FADV_NORMAL
127# define POSIX_FADV_NORMAL 0 175# define POSIX_FADV_NORMAL 0
128#endif 176#endif
129#ifndef POSIX_FADV_SEQUENTIAL 177#ifndef POSIX_FADV_SEQUENTIAL
130# define POSIX_FADV_SEQUENTIAL 0 178# define POSIX_FADV_SEQUENTIAL 0
177#endif 225#endif
178#ifndef PROT_EXEC 226#ifndef PROT_EXEC
179# define PROT_EXEC 0 227# define PROT_EXEC 0
180#endif 228#endif
181 229
230#ifndef ST_RDONLY
231# define ST_RDONLY 0
232#endif
233#ifndef ST_NOSUID
234# define ST_NOSUID 0
235#endif
182#ifndef ST_NODEV 236#ifndef ST_NODEV
183# define ST_NODEV 0 237# define ST_NODEV 0
184#endif 238#endif
185#ifndef ST_NOEXEC 239#ifndef ST_NOEXEC
186# define ST_NOEXEC 0 240# define ST_NOEXEC 0
206#ifndef ST_NODIRATIME 260#ifndef ST_NODIRATIME
207# define ST_NODIRATIME 0 261# define ST_NODIRATIME 0
208#endif 262#endif
209#ifndef ST_RELATIME 263#ifndef ST_RELATIME
210# define ST_RELATIME 0 264# define ST_RELATIME 0
265#endif
266
267#ifndef S_IFIFO
268# define S_IFIFO 0
269#endif
270#ifndef S_IFCHR
271# define S_IFCHR 0
272#endif
273#ifndef S_IFBLK
274# define S_IFBLK 0
275#endif
276#ifndef S_IFLNK
277# define S_IFLNK 0
278#endif
279#ifndef S_IFREG
280# define S_IFREG 0
281#endif
282#ifndef S_IFDIR
283# define S_IFDIR 0
284#endif
285#ifndef S_IFWHT
286# define S_IFWHT 0
287#endif
288#ifndef S_IFSOCK
289# define S_IFSOCK 0
211#endif 290#endif
212 291
213#ifndef MAP_ANONYMOUS 292#ifndef MAP_ANONYMOUS
214# ifdef MAP_ANON 293# ifdef MAP_ANON
215# define MAP_ANONYMOUS MAP_ANON 294# define MAP_ANONYMOUS MAP_ANON
231#endif 310#endif
232#ifndef MAP_NONBLOCK 311#ifndef MAP_NONBLOCK
233# define MAP_NONBLOCK 0 312# define MAP_NONBLOCK 0
234#endif 313#endif
235 314
315#ifndef makedev
316# define makedev(maj,min) (((maj) << 8) | (min))
317#endif
318#ifndef major
319# define major(dev) ((dev) >> 8)
320#endif
321#ifndef minor
322# define minor(dev) ((dev) & 0xff)
323#endif
324
236#ifndef PAGESIZE 325#ifndef PAGESIZE
237# define PAGESIZE sysconf (_SC_PAGESIZE) 326# define PAGESIZE sysconf (_SC_PAGESIZE)
238#endif 327#endif
239
240static int req_invoke (eio_req *req);
241#define EIO_FINISH(req) req_invoke (req)
242static void req_destroy (eio_req *grp);
243#define EIO_DESTROY(req) req_destroy (req)
244 328
245enum { 329enum {
246 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
247}; 331};
248 332
249#include "libeio/eio.c"
250
251typedef eio_req *aio_req; 333typedef eio_req *aio_req;
252typedef eio_req *aio_req_ornot; 334typedef eio_req *aio_req_ornot;
335typedef eio_wd aio_wd;
253 336
254static SV *on_next_submit; 337static SV *on_next_submit;
255static int next_pri = EIO_PRI_DEFAULT; 338static int next_pri = EIO_PRI_DEFAULT;
256static int max_outstanding; 339static int max_outstanding;
257 340
258static s_epipe respipe; 341static s_epipe respipe;
259 342
260static void req_destroy (aio_req req); 343static void req_destroy (aio_req req);
261static void req_cancel (aio_req req); 344static void req_cancel (aio_req req);
262 345
263static void want_poll (void) 346static void
347want_poll (void)
264{ 348{
265 /* write a dummy byte to the pipe so fh becomes ready */ 349 /* write a dummy byte to the pipe so fh becomes ready */
266 s_epipe_signal (&respipe); 350 s_epipe_signal (&respipe);
267} 351}
268 352
269static void done_poll (void) 353static void
354done_poll (void)
270{ 355{
271 /* read any signals sent by the worker threads */ 356 /* read any signals sent by the worker threads */
272 s_epipe_drain (&respipe); 357 s_epipe_drain (&respipe);
273} 358}
274 359
275/* must be called at most once */ 360/* must be called at most once */
361static SV *
276static SV *req_sv (aio_req req, HV *stash) 362req_sv (aio_req req, HV *stash)
277{ 363{
278 if (!req->self) 364 if (!req->self)
279 { 365 {
280 req->self = (SV *)newHV (); 366 req->self = (SV *)newHV ();
281 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 367 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
282 } 368 }
283 369
284 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 370 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
285} 371}
286 372
287static aio_req SvAIO_REQ (SV *sv) 373static SV *
374newSVaio_wd (aio_wd wd)
375{
376 return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash);
377}
378
379static aio_req
380SvAIO_REQ (SV *sv)
288{ 381{
289 MAGIC *mg; 382 MAGIC *mg;
290 383
291 if (!SvROK (sv) 384 if (!SvROK (sv)
292 || (SvSTASH (SvRV (sv)) != aio_grp_stash 385 || (SvSTASH (SvRV (sv)) != aio_grp_stash
297 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 390 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
298 391
299 return mg ? (aio_req)mg->mg_ptr : 0; 392 return mg ? (aio_req)mg->mg_ptr : 0;
300} 393}
301 394
395static aio_wd
396SvAIO_WD (SV *sv)
397{
398 if (!SvROK (sv)
399 || SvSTASH (SvRV (sv)) != aio_wd_stash
400 || SvTYPE (SvRV (sv)) != SVt_PVMG)
401 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
402
403 return (aio_wd)(long)SvIVX (SvRV (sv));
404}
405
406static void
302static void aio_grp_feed (aio_req grp) 407aio_grp_feed (aio_req grp)
303{ 408{
304 if (grp->sv2 && SvOK (grp->sv2)) 409 if (grp->sv2 && SvOK (grp->sv2))
305 { 410 {
306 dSP; 411 dSP;
307 412
315 FREETMPS; 420 FREETMPS;
316 LEAVE; 421 LEAVE;
317 } 422 }
318} 423}
319 424
425static void
320static void req_submit (eio_req *req) 426req_submit (eio_req *req)
321{ 427{
322 eio_submit (req); 428 eio_submit (req);
323 429
324 if (expect_false (on_next_submit)) 430 if (expect_false (on_next_submit))
325 { 431 {
332 PUTBACK; 438 PUTBACK;
333 call_sv (cb, G_DISCARD | G_EVAL); 439 call_sv (cb, G_DISCARD | G_EVAL);
334 } 440 }
335} 441}
336 442
443static int
337static int req_invoke (eio_req *req) 444req_invoke (eio_req *req)
338{ 445{
339 if (req->flags & FLAG_SV2_RO_OFF) 446 if (req->flags & FLAG_SV2_RO_OFF)
340 SvREADONLY_off (req->sv2); 447 SvREADONLY_off (req->sv2);
341 448
342 if (!EIO_CANCELLED (req) && req->callback) 449 if (!EIO_CANCELLED (req) && req->callback)
353 /* do not recreate the result IV from scratch each time */ 460 /* do not recreate the result IV from scratch each time */
354 if (expect_true (sv_result_cache)) 461 if (expect_true (sv_result_cache))
355 { 462 {
356 sv_result = sv_result_cache; sv_result_cache = 0; 463 sv_result = sv_result_cache; sv_result_cache = 0;
357 SvIV_set (sv_result, req->result); 464 SvIV_set (sv_result, req->result);
465 SvIOK_only (sv_result);
358 } 466 }
359 else 467 else
360 { 468 {
361 sv_result = newSViv (req->result); 469 sv_result = newSViv (req->result);
362 SvREADONLY_on (sv_result); 470 SvREADONLY_on (sv_result);
363 } 471 }
364 472
365 switch (req->type) 473 switch (req->type)
366 { 474 {
475 case EIO_WD_OPEN:
476 PUSHs (sv_2mortal (newSVaio_wd (req->wd)));
477 break;
478
367 case EIO_READDIR: 479 case EIO_READDIR:
368 { 480 {
369 SV *rv = &PL_sv_undef; 481 SV *rv = &PL_sv_undef;
370 482
371 if (req->result >= 0) 483 if (req->result >= 0)
459 case EIO_STATVFS: 571 case EIO_STATVFS:
460 case EIO_FSTATVFS: 572 case EIO_FSTATVFS:
461 { 573 {
462 SV *rv = &PL_sv_undef; 574 SV *rv = &PL_sv_undef;
463 575
576#ifndef _WIN32
464 if (req->result >= 0) 577 if (req->result >= 0)
465 { 578 {
466 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 579 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
467 HV *hv = newHV (); 580 HV *hv = newHV ();
468 581
478 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 591 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
479 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 592 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
480 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 593 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
481 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 594 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
482 } 595 }
596#endif
483 597
484 PUSHs (rv); 598 PUSHs (rv);
485 } 599 }
486 600
487 break; 601 break;
503 case EIO_NOP: 617 case EIO_NOP:
504 case EIO_BUSY: 618 case EIO_BUSY:
505 break; 619 break;
506 620
507 case EIO_READLINK: 621 case EIO_READLINK:
622 case EIO_REALPATH:
508 if (req->result > 0) 623 if (req->result > 0)
509 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); 624 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
510 break; 625 break;
511 626
512 case EIO_STAT: 627 case EIO_STAT:
513 case EIO_LSTAT: 628 case EIO_LSTAT:
514 case EIO_FSTAT: 629 case EIO_FSTAT:
515 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 630 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
631
516 PL_laststatval = req->result; 632 if (!(PL_laststatval = req->result))
633 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
517 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 634 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
635
518 PUSHs (sv_result); 636 PUSHs (sv_result);
519 break; 637 break;
520 638
521 case EIO_READ: 639 case EIO_READ:
522 { 640 {
526 SvSETMAGIC (req->sv2); 644 SvSETMAGIC (req->sv2);
527 PUSHs (sv_result); 645 PUSHs (sv_result);
528 } 646 }
529 break; 647 break;
530 648
531 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */ 649 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
532 if (req->result > 0) 650 if (req->result > 0)
533 SvIV_set (sv_result, 0); 651 SvIV_set (sv_result, 0);
534 /* FALLTHROUGH */ 652 /* FALLTHROUGH */
535 653
536 default: 654 default:
556 } 674 }
557 675
558 return !!SvTRUE (ERRSV); 676 return !!SvTRUE (ERRSV);
559} 677}
560 678
679static void
561static void req_destroy (aio_req req) 680req_destroy (aio_req req)
562{ 681{
563 if (req->self) 682 if (req->self)
564 { 683 {
565 sv_unmagic (req->self, PERL_MAGIC_ext); 684 sv_unmagic (req->self, PERL_MAGIC_ext);
566 SvREFCNT_dec (req->self); 685 SvREFCNT_dec (req->self);
567 } 686 }
568 687
569 SvREFCNT_dec (req->sv1); 688 SvREFCNT_dec (req->sv1);
570 SvREFCNT_dec (req->sv2); 689 SvREFCNT_dec (req->sv2);
690 SvREFCNT_dec (req->sv3);
691 SvREFCNT_dec (req->sv4);
571 SvREFCNT_dec (req->callback); 692 SvREFCNT_dec (req->callback);
572 693
573 Safefree (req); 694 Safefree (req);
574} 695}
575 696
697static void
576static void req_cancel_subs (aio_req grp) 698req_cancel_subs (aio_req grp)
577{ 699{
578 aio_req sub;
579
580 if (grp->type != EIO_GROUP) 700 if (grp->type != EIO_GROUP)
581 return; 701 return;
582 702
583 SvREFCNT_dec (grp->sv2); 703 SvREFCNT_dec (grp->sv2);
584 grp->sv2 = 0; 704 grp->sv2 = 0;
585 705
586 eio_grp_cancel (grp); 706 eio_grp_cancel (grp);
587} 707}
588 708
589static void 709static void ecb_cold
590create_respipe (void) 710create_respipe (void)
591{ 711{
592 if (s_epipe_renew (&respipe)) 712 if (s_epipe_renew (&respipe))
593 croak ("IO::AIO: unable to initialize result pipe"); 713 croak ("IO::AIO: unable to initialize result pipe");
594} 714}
595 715
596static void poll_wait (void) 716static void
717poll_wait (void)
597{ 718{
598 while (eio_nreqs ()) 719 while (eio_nreqs ())
599 { 720 {
600 int size; 721 int size;
601 722
610 731
611 s_epipe_wait (&respipe); 732 s_epipe_wait (&respipe);
612 } 733 }
613} 734}
614 735
615static int poll_cb (void) 736static int
737poll_cb (void)
616{ 738{
617 for (;;) 739 for (;;)
618 { 740 {
619 int res = eio_poll (); 741 int res = eio_poll ();
620 742
626 748
627 poll_wait (); 749 poll_wait ();
628 } 750 }
629} 751}
630 752
631static void atfork_child (void) 753static void ecb_cold
754reinit (void)
632{ 755{
633 create_respipe (); 756 create_respipe ();
757
758 if (eio_init (want_poll, done_poll) < 0)
759 croak ("IO::AIO: unable to initialise eio library");
634} 760}
635 761
636/*****************************************************************************/ 762/*****************************************************************************/
637 763
638#if !_POSIX_MAPPED_FILES 764#if !_POSIX_MAPPED_FILES
639# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 765# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
640# define munmap(addr,length) (errno = ENOSYS, -1) 766# define munmap(addr,length) (errno = ENOSYS, -1)
767#endif
768
769#if !_POSIX_MEMORY_PROTECTION
641# define mprotect(addr,len,prot) (errno = ENOSYS, -1) 770# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
642# define PROT_NONE 0 771# define PROT_NONE 0
643# define PROT_WRITE 0 772# define PROT_WRITE 0
644# define MAP_PRIVATE 0 773# define MAP_PRIVATE 0
645# define MAP_SHARED 0 774# define MAP_SHARED 0
646# define MAP_FIXED 0 775# define MAP_FIXED 0
647#endif 776#endif
648 777
649#define MMAP_MAGIC PERL_MAGIC_ext 778#define MMAP_MAGIC PERL_MAGIC_ext
650 779
651static int 780static int ecb_cold
652mmap_free (pTHX_ SV *sv, MAGIC *mg) 781mmap_free (pTHX_ SV *sv, MAGIC *mg)
653{ 782{
654 int old_errno = errno; 783 int old_errno = errno;
655 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 784 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
656 errno = old_errno; 785 errno = old_errno;
702 req_submit (req); \ 831 req_submit (req); \
703 SPAGAIN; \ 832 SPAGAIN; \
704 \ 833 \
705 if (GIMME_V != G_VOID) \ 834 if (GIMME_V != G_VOID) \
706 XPUSHs (req_sv (req, aio_req_stash)); 835 XPUSHs (req_sv (req, aio_req_stash));
836
837ecb_inline void
838req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
839{
840 if (expect_false (SvROK (path)))
841 {
842 AV *av = (AV *)SvRV (path);
843 SV *wdob;
844
845 if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1)
846 croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
847
848 path = AvARRAY (av)[1];
849 wdob = AvARRAY (av)[0];
850
851 if (SvOK (wdob))
852 {
853 *wd = SvAIO_WD (wdob);
854 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
855 }
856 else
857 *wd = EIO_INVALID_WD;
858 }
859
860 *pathsv = newSVsv (path);
861 *ptr = SvPVbyte_nolen (*pathsv);
862}
863
864static void ecb_noinline
865req_set_path1 (aio_req req, SV *path)
866{
867 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
868}
869
870static void ecb_noinline
871req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
872{
873 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
874
875 switch (SvTYPE (rv))
876 {
877 case SVt_PVIO:
878 case SVt_PVLV:
879 case SVt_PVGV:
880 req->type = type_fh;
881 req->sv1 = newSVsv (fh_or_path);
882 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
883 break;
884
885 default:
886 req->type = type_path;
887 req_set_path1 (req, fh_or_path);
888 break;
889 }
890}
891
892XS(boot_IO__AIO) ecb_cold;
707 893
708MODULE = IO::AIO PACKAGE = IO::AIO 894MODULE = IO::AIO PACKAGE = IO::AIO
709 895
710PROTOTYPES: ENABLE 896PROTOTYPES: ENABLE
711 897
725 const_iv (O_RDWR) 911 const_iv (O_RDWR)
726 const_iv (O_CREAT) 912 const_iv (O_CREAT)
727 const_iv (O_TRUNC) 913 const_iv (O_TRUNC)
728 const_iv (O_EXCL) 914 const_iv (O_EXCL)
729 const_iv (O_APPEND) 915 const_iv (O_APPEND)
730#ifndef _WIN32 916
917 const_iv (O_ASYNC)
918 const_iv (O_DIRECT)
919 const_iv (O_NOATIME)
920
921 const_iv (O_CLOEXEC)
922 const_iv (O_NOCTTY)
923 const_iv (O_NOFOLLOW)
924 const_iv (O_NONBLOCK)
925 const_iv (O_EXEC)
926 const_iv (O_SEARCH)
927 const_iv (O_DIRECTORY)
928 const_iv (O_DSYNC)
929 const_iv (O_RSYNC)
930 const_iv (O_SYNC)
931 const_iv (O_TTY_INIT)
932
731 const_iv (S_IFIFO) 933 const_iv (S_IFIFO)
732#endif 934 const_iv (S_IFCHR)
935 const_iv (S_IFBLK)
936 const_iv (S_IFLNK)
937 const_iv (S_IFREG)
938 const_iv (S_IFDIR)
939 const_iv (S_IFWHT)
940 const_iv (S_IFSOCK)
941 const_iv (S_IFMT)
942
733 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) 943 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
734 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) 944 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
735 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) 945 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
736 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) 946 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
737 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) 947 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
784 994
785 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 995 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
786 const_eio (SYNC_FILE_RANGE_WRITE) 996 const_eio (SYNC_FILE_RANGE_WRITE)
787 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 997 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
788 998
999 const_eio (FALLOC_FL_KEEP_SIZE)
1000
789 const_eio (READDIR_DENTS) 1001 const_eio (READDIR_DENTS)
790 const_eio (READDIR_DIRS_FIRST) 1002 const_eio (READDIR_DIRS_FIRST)
791 const_eio (READDIR_STAT_ORDER) 1003 const_eio (READDIR_STAT_ORDER)
792 const_eio (READDIR_FOUND_UNKNOWN) 1004 const_eio (READDIR_FOUND_UNKNOWN)
793 1005
803 }; 1015 };
804 1016
805 aio_stash = gv_stashpv ("IO::AIO" , 1); 1017 aio_stash = gv_stashpv ("IO::AIO" , 1);
806 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 1018 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
807 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 1019 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
1020 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
808 1021
809 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1022 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
810 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1023 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
811 1024
812 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1025 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
813 1026
814 create_respipe (); 1027 reinit ();
815
816 if (eio_init (want_poll, done_poll) < 0)
817 croak ("IO::AIO: unable to initialise eio library");
818
819 /* atfork child called in fifo order, so before eio's handler */
820 X_THREAD_ATFORK (0, 0, atfork_child);
821} 1028}
822 1029
823void 1030void
1031reinit ()
1032 PROTOTYPE:
1033
1034void
824max_poll_reqs (int nreqs) 1035max_poll_reqs (unsigned int nreqs)
825 PROTOTYPE: $ 1036 PROTOTYPE: $
826 CODE: 1037 CODE:
827 eio_set_max_poll_reqs (nreqs); 1038 eio_set_max_poll_reqs (nreqs);
828 1039
829void 1040void
831 PROTOTYPE: $ 1042 PROTOTYPE: $
832 CODE: 1043 CODE:
833 eio_set_max_poll_time (nseconds); 1044 eio_set_max_poll_time (nseconds);
834 1045
835void 1046void
836min_parallel (int nthreads) 1047min_parallel (unsigned int nthreads)
837 PROTOTYPE: $ 1048 PROTOTYPE: $
838 CODE: 1049 CODE:
839 eio_set_min_parallel (nthreads); 1050 eio_set_min_parallel (nthreads);
840 1051
841void 1052void
842max_parallel (int nthreads) 1053max_parallel (unsigned int nthreads)
843 PROTOTYPE: $ 1054 PROTOTYPE: $
844 CODE: 1055 CODE:
845 eio_set_max_parallel (nthreads); 1056 eio_set_max_parallel (nthreads);
846 1057
847void 1058void
848max_idle (int nthreads) 1059max_idle (unsigned int nthreads)
849 PROTOTYPE: $ 1060 PROTOTYPE: $
850 CODE: 1061 CODE:
851 eio_set_max_idle (nthreads); 1062 eio_set_max_idle (nthreads);
852 1063
853void 1064void
1065idle_timeout (unsigned int seconds)
1066 PROTOTYPE: $
1067 CODE:
1068 eio_set_idle_timeout (seconds);
1069
1070void
854max_outstanding (int maxreqs) 1071max_outstanding (unsigned int maxreqs)
855 PROTOTYPE: $ 1072 PROTOTYPE: $
856 CODE: 1073 CODE:
857 max_outstanding = maxreqs; 1074 max_outstanding = maxreqs;
858 1075
859void 1076void
1077aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1078 PPCODE:
1079{
1080 dREQ;
1081
1082 req->type = EIO_WD_OPEN;
1083 req_set_path1 (req, pathname);
1084
1085 REQ_SEND;
1086}
1087
1088void
860aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1089aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
861 PPCODE: 1090 PPCODE:
862{ 1091{
863 dREQ; 1092 dREQ;
864 1093
865 req->type = EIO_OPEN; 1094 req->type = EIO_OPEN;
866 req->sv1 = newSVsv (pathname); 1095 req_set_path1 (req, pathname);
867 req->ptr1 = SvPVbyte_nolen (req->sv1);
868 req->int1 = flags; 1096 req->int1 = flags;
869 req->int2 = mode; 1097 req->int2 = mode;
870 1098
871 REQ_SEND; 1099 REQ_SEND;
872} 1100}
874void 1102void
875aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1103aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
876 ALIAS: 1104 ALIAS:
877 aio_fsync = EIO_FSYNC 1105 aio_fsync = EIO_FSYNC
878 aio_fdatasync = EIO_FDATASYNC 1106 aio_fdatasync = EIO_FDATASYNC
1107 aio_syncfs = EIO_SYNCFS
879 PPCODE: 1108 PPCODE:
880{ 1109{
881 int fd = s_fileno_croak (fh, 0); 1110 int fd = s_fileno_croak (fh, 0);
882 dREQ; 1111 dREQ;
883 1112
904 1133
905 REQ_SEND (req); 1134 REQ_SEND (req);
906} 1135}
907 1136
908void 1137void
909aio_close (SV *fh, SV *callback=&PL_sv_undef) 1138aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
910 PPCODE: 1139 PPCODE:
911{ 1140{
912 static int close_pipe = -1; /* dummy fd to close fds via dup2 */
913 int fd = s_fileno_croak (fh, 0); 1141 int fd = s_fileno_croak (fh, 0);
914 dREQ; 1142 dREQ;
915 1143
916 if (close_pipe < 0) 1144 req->type = EIO_FALLOCATE;
1145 req->sv1 = newSVsv (fh);
1146 req->int1 = fd;
1147 req->int2 = mode;
1148 req->offs = offset;
1149 req->size = len;
1150
1151 REQ_SEND (req);
1152}
1153
1154void
1155aio_close (SV *fh, SV *callback=&PL_sv_undef)
1156 PPCODE:
1157{
1158 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1159 int fd = s_fileno_croak (fh, 0);
1160 dREQ;
1161
1162 if (expect_false (close_fd < 0))
917 { 1163 {
918 int pipefd [2]; 1164 int pipefd [2];
919 1165
1166 if (
1167#ifdef _WIN32
1168 _pipe (pipefd, 1, _O_BINARY) < 0
1169#else
920 if (pipe (pipefd) < 0 1170 pipe (pipefd) < 0
921 || close (pipefd [1]) < 0
922 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) 1171 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1172#endif
1173 || close (pipefd [1]) < 0
1174 )
923 abort (); /*D*/ 1175 abort (); /*D*/
924 1176
925 close_pipe = pipefd [0]; 1177 close_fd = pipefd [0];
926 } 1178 }
927 1179
928 req->type = EIO_DUP2; 1180 req->type = EIO_DUP2;
929 req->int1 = close_pipe; 1181 req->int1 = close_fd;
930 req->sv2 = newSVsv (fh); 1182 req->sv2 = newSVsv (fh);
931 req->int2 = fd; 1183 req->int2 = fd;
932 1184
933 REQ_SEND (req); 1185 REQ_SEND (req);
934} 1186}
985 REQ_SEND; 1237 REQ_SEND;
986 } 1238 }
987} 1239}
988 1240
989void 1241void
990aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1242aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1243 ALIAS:
1244 aio_readlink = EIO_READLINK
1245 aio_realpath = EIO_REALPATH
991 PPCODE: 1246 PPCODE:
992{ 1247{
993 SV *data;
994 dREQ; 1248 dREQ;
995 1249
996 req->type = EIO_READLINK; 1250 req->type = ix;
997 req->sv1 = newSVsv (path); 1251 req_set_path1 (req, pathname);
998 req->ptr1 = SvPVbyte_nolen (req->sv1);
999 1252
1000 REQ_SEND; 1253 REQ_SEND;
1001} 1254}
1002 1255
1003void 1256void
1044 PPCODE: 1297 PPCODE:
1045{ 1298{
1046 dREQ; 1299 dREQ;
1047 1300
1048 req->sv1 = newSVsv (fh_or_path); 1301 req->sv1 = newSVsv (fh_or_path);
1049 1302 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1050 if (SvPOK (req->sv1))
1051 {
1052 req->type = ix;
1053 req->ptr1 = SvPVbyte_nolen (req->sv1);
1054 }
1055 else
1056 {
1057 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1058 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1059 }
1060
1061 REQ_SEND; 1303 REQ_SEND;
1062} 1304}
1305
1306UV
1307major (UV dev)
1308 ALIAS:
1309 minor = 1
1310 CODE:
1311 RETVAL = ix ? major (dev) : minor (dev);
1312 OUTPUT:
1313 RETVAL
1314
1315UV
1316makedev (UV maj, UV min)
1317 CODE:
1318 RETVAL = makedev (maj, min);
1319 OUTPUT:
1320 RETVAL
1063 1321
1064void 1322void
1065aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1323aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef)
1066 PPCODE: 1324 PPCODE:
1067{ 1325{
1068 dREQ; 1326 dREQ;
1069 1327
1070 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1328 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1071 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1329 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1072 req->sv1 = newSVsv (fh_or_path); 1330 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1073
1074 if (SvPOK (req->sv1))
1075 {
1076 req->type = EIO_UTIME;
1077 req->ptr1 = SvPVbyte_nolen (req->sv1);
1078 }
1079 else
1080 {
1081 req->type = EIO_FUTIME;
1082 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1083 }
1084 1331
1085 REQ_SEND; 1332 REQ_SEND;
1086} 1333}
1087 1334
1088void 1335void
1089aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1336aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1090 PPCODE: 1337 PPCODE:
1091{ 1338{
1092 dREQ; 1339 dREQ;
1093 1340
1094 req->sv1 = newSVsv (fh_or_path);
1095 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1341 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1096 1342 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1097 if (SvPOK (req->sv1))
1098 {
1099 req->type = EIO_TRUNCATE;
1100 req->ptr1 = SvPVbyte_nolen (req->sv1);
1101 }
1102 else
1103 {
1104 req->type = EIO_FTRUNCATE;
1105 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1106 }
1107 1343
1108 REQ_SEND; 1344 REQ_SEND;
1109} 1345}
1110 1346
1111void 1347void
1112aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1348aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)
1113 ALIAS:
1114 aio_chmod = EIO_CHMOD
1115 aio_mkdir = EIO_MKDIR
1116 PPCODE: 1349 PPCODE:
1117{ 1350{
1118 dREQ; 1351 dREQ;
1119 1352
1120 req->int2 = mode; 1353 req->int2 = mode;
1121 req->sv1 = newSVsv (fh_or_path); 1354 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1122
1123 if (SvPOK (req->sv1))
1124 {
1125 req->type = ix;
1126 req->ptr1 = SvPVbyte_nolen (req->sv1);
1127 }
1128 else
1129 {
1130 req->type = EIO_FCHMOD;
1131 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1132 }
1133 1355
1134 REQ_SEND; 1356 REQ_SEND;
1135} 1357}
1136 1358
1137void 1359void
1140{ 1362{
1141 dREQ; 1363 dREQ;
1142 1364
1143 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1365 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1144 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1366 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1145 req->sv1 = newSVsv (fh_or_path); 1367 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1146
1147 if (SvPOK (req->sv1))
1148 {
1149 req->type = EIO_CHOWN;
1150 req->ptr1 = SvPVbyte_nolen (req->sv1);
1151 }
1152 else
1153 {
1154 req->type = EIO_FCHOWN;
1155 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1156 }
1157 1368
1158 REQ_SEND; 1369 REQ_SEND;
1159} 1370}
1160 1371
1161void 1372void
1163 PPCODE: 1374 PPCODE:
1164{ 1375{
1165 dREQ; 1376 dREQ;
1166 1377
1167 req->type = EIO_READDIR; 1378 req->type = EIO_READDIR;
1168 req->sv1 = newSVsv (pathname);
1169 req->ptr1 = SvPVbyte_nolen (req->sv1);
1170 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; 1379 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1171 1380
1172 if (flags & EIO_READDIR_DENTS) 1381 if (flags & EIO_READDIR_DENTS)
1173 req->int1 |= EIO_READDIR_CUSTOM2; 1382 req->int1 |= EIO_READDIR_CUSTOM2;
1174 1383
1384 req_set_path1 (req, pathname);
1385
1175 REQ_SEND; 1386 REQ_SEND;
1387}
1388
1389void
1390aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef)
1391 PPCODE:
1392{
1393 dREQ;
1394
1395 req->type = EIO_MKDIR;
1396 req->int2 = mode;
1397 req_set_path1 (req, pathname);
1398
1399 REQ_SEND;
1176} 1400}
1177 1401
1178void 1402void
1179aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1403aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1180 ALIAS: 1404 ALIAS:
1184 PPCODE: 1408 PPCODE:
1185{ 1409{
1186 dREQ; 1410 dREQ;
1187 1411
1188 req->type = ix; 1412 req->type = ix;
1189 req->sv1 = newSVsv (pathname); 1413 req_set_path1 (req, pathname);
1190 req->ptr1 = SvPVbyte_nolen (req->sv1);
1191 1414
1192 REQ_SEND; 1415 REQ_SEND;
1193} 1416}
1194 1417
1195void 1418void
1199 aio_symlink = EIO_SYMLINK 1422 aio_symlink = EIO_SYMLINK
1200 aio_rename = EIO_RENAME 1423 aio_rename = EIO_RENAME
1201 PPCODE: 1424 PPCODE:
1202{ 1425{
1203 dREQ; 1426 dREQ;
1427 eio_wd wd2 = 0;
1204 1428
1205 req->type = ix; 1429 req->type = ix;
1206 req->sv1 = newSVsv (oldpath); 1430 req_set_path1 (req, oldpath);
1207 req->ptr1 = SvPVbyte_nolen (req->sv1); 1431 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1208 req->sv2 = newSVsv (newpath); 1432 req->int3 = (long)wd2;
1209 req->ptr2 = SvPVbyte_nolen (req->sv2);
1210 1433
1211 REQ_SEND; 1434 REQ_SEND;
1212} 1435}
1213 1436
1214void 1437void
1216 PPCODE: 1439 PPCODE:
1217{ 1440{
1218 dREQ; 1441 dREQ;
1219 1442
1220 req->type = EIO_MKNOD; 1443 req->type = EIO_MKNOD;
1221 req->sv1 = newSVsv (pathname);
1222 req->ptr1 = SvPVbyte_nolen (req->sv1);
1223 req->int2 = (mode_t)mode; 1444 req->int2 = (mode_t)mode;
1224 req->offs = dev; 1445 req->offs = dev;
1446 req_set_path1 (req, pathname);
1225 1447
1226 REQ_SEND; 1448 REQ_SEND;
1227} 1449}
1228 1450
1229void 1451void
1429 CODE: 1651 CODE:
1430 RETVAL = posix_fadvise (fh, offset, length, advice); 1652 RETVAL = posix_fadvise (fh, offset, length, advice);
1431 OUTPUT: 1653 OUTPUT:
1432 RETVAL 1654 RETVAL
1433 1655
1434ssize_t 1656IV
1435sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1657sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1436 CODE: 1658 CODE:
1437 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1659 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1438 OUTPUT: 1660 OUTPUT:
1439 RETVAL 1661 RETVAL
1523 if (!SvOK (length) || len + offset > svlen) 1745 if (!SvOK (length) || len + offset > svlen)
1524 len = svlen - offset; 1746 len = svlen - offset;
1525 1747
1526 addr = (void *)(((intptr_t)addr) + offset); 1748 addr = (void *)(((intptr_t)addr) + offset);
1527 eio_page_align (&addr, &len); 1749 eio_page_align (&addr, &len);
1528#if _POSIX_MEMLOCK 1750#if _POSIX_MEMLOCK_RANGE
1529 RETVAL = munlock (addr, len); 1751 RETVAL = munlock (addr, len);
1530#else 1752#else
1531 RETVAL = ((errno = ENOSYS), -1); 1753 RETVAL = ((errno = ENOSYS), -1);
1532#endif 1754#endif
1533} 1755}
1551 SvREFCNT_dec (on_next_submit); 1773 SvREFCNT_dec (on_next_submit);
1552 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1774 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1553 1775
1554PROTOTYPES: DISABLE 1776PROTOTYPES: DISABLE
1555 1777
1778MODULE = IO::AIO PACKAGE = IO::AIO::WD
1779
1780BOOT:
1781{
1782 newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
1783 newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
1784}
1785
1786void
1787DESTROY (SV *self)
1788 CODE:
1789{
1790 aio_wd wd = SvAIO_WD (self);
1791#if HAVE_AT
1792 SV *callback = &PL_sv_undef;
1793 dREQ; /* clobbers next_pri :/ */
1794 req->type = EIO_WD_CLOSE;
1795 req->wd = wd;
1796 REQ_SEND;
1797#else
1798 eio_wd_close_sync (wd);
1799#endif
1800}
1801
1556MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1802MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1557 1803
1558void 1804void
1559cancel (aio_req_ornot req) 1805cancel (aio_req_ornot req)
1560 CODE: 1806 CODE:

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