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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.186 by root, Thu Jul 14 22:36:17 2011 UTC vs.
Revision 1.204 by root, Sat Oct 1 10:48:04 2011 UTC

22#endif 22#endif
23 23
24/* perl namespace pollution */ 24/* perl namespace pollution */
25#undef VERSION 25#undef VERSION
26 26
27#ifdef _WIN32
28
29# define EIO_STRUCT_DIRENT Direntry_t
30# undef malloc
31# undef free
32
33// perl overrides all those nice win32 functions
34# undef open
35# undef read
36# undef write
37# undef send
38# undef recv
39# undef stat
40# undef fstat
41# define lstat stat
42# undef truncate
43# undef ftruncate
44# undef open
45# undef close
46# undef unlink
47# undef rmdir
48# undef rename
49# undef lseek
50
51# define opendir(fd) (errno = ENOSYS, 0)
52# define readdir(fd) (errno = ENOSYS, -1)
53# define closedir(fd) (errno = ENOSYS, -1)
54
55#else
56
57# include <sys/time.h>
58# include <sys/select.h>
59# include <unistd.h>
60# include <utime.h>
61# include <signal.h>
62# define EIO_STRUCT_DIRENT struct dirent
63
64#endif
65
66/* perl stupidly overrides readdir and maybe others */ 27/* perl stupidly overrides readdir and maybe others */
67/* with thread-unsafe versions, imagine that :( */ 28/* with thread-unsafe versions, imagine that :( */
68#undef readdir 29#undef readdir
69#undef opendir 30#undef opendir
70#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
71 76
72#define EIO_STRUCT_STAT Stat_t 77#define EIO_STRUCT_STAT Stat_t
73 78
74/* use NV for 32 bit perls as it allows larger offsets */ 79/* use NV for 32 bit perls as it allows larger offsets */
75#if IVSIZE >= 8 80#if IVSIZE >= 8
97 102
98typedef SV SV8; /* byte-sv, used for argument-checking */ 103typedef SV SV8; /* byte-sv, used for argument-checking */
99typedef int aio_rfd; /* read file desriptor */ 104typedef int aio_rfd; /* read file desriptor */
100typedef int aio_wfd; /* write file descriptor */ 105typedef int aio_wfd; /* write file descriptor */
101 106
102static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 107static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
103 108
104#define EIO_REQ_MEMBERS \ 109#define EIO_REQ_MEMBERS \
105 SV *callback; \ 110 SV *callback; \
106 SV *sv1, *sv2; \ 111 SV *sv1, *sv2; \
112 SV *sv3, *sv4; \
107 STRLEN stroffset; \ 113 STRLEN stroffset; \
108 SV *self; 114 SV *self;
109 115
110#define EIO_NO_WRAPPERS 1 116#define EIO_NO_WRAPPERS 1
111 117
112#include "libeio/config.h" 118#include "libeio/config.h"
113#include "libeio/eio.h" 119#include "libeio/eio.h"
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"
114 127
115/* Linux/others */ 128/* Linux/others */
116#ifndef O_ASYNC 129#ifndef O_ASYNC
117# define O_ASYNC 0 130# define O_ASYNC 0
118#endif 131#endif
212#endif 225#endif
213#ifndef PROT_EXEC 226#ifndef PROT_EXEC
214# define PROT_EXEC 0 227# define PROT_EXEC 0
215#endif 228#endif
216 229
230#ifndef ST_RDONLY
231# define ST_RDONLY 0
232#endif
233#ifndef ST_NOSUID
234# define ST_NOSUID 0
235#endif
217#ifndef ST_NODEV 236#ifndef ST_NODEV
218# define ST_NODEV 0 237# define ST_NODEV 0
219#endif 238#endif
220#ifndef ST_NOEXEC 239#ifndef ST_NOEXEC
221# define ST_NOEXEC 0 240# define ST_NOEXEC 0
305 324
306#ifndef PAGESIZE 325#ifndef PAGESIZE
307# define PAGESIZE sysconf (_SC_PAGESIZE) 326# define PAGESIZE sysconf (_SC_PAGESIZE)
308#endif 327#endif
309 328
310static int req_invoke (eio_req *req);
311#define EIO_FINISH(req) req_invoke (req)
312static void req_destroy (eio_req *grp);
313#define EIO_DESTROY(req) req_destroy (req)
314
315enum { 329enum {
316 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
317}; 331};
318 332
319#include "libeio/eio.c"
320
321typedef eio_req *aio_req; 333typedef eio_req *aio_req;
322typedef eio_req *aio_req_ornot; 334typedef eio_req *aio_req_ornot;
335typedef eio_wd aio_wd;
323 336
324static SV *on_next_submit; 337static SV *on_next_submit;
325static int next_pri = EIO_PRI_DEFAULT; 338static int next_pri = EIO_PRI_DEFAULT;
326static int max_outstanding; 339static int max_outstanding;
327 340
328static s_epipe respipe; 341static s_epipe respipe;
329 342
330static void req_destroy (aio_req req); 343static void req_destroy (aio_req req);
331static void req_cancel (aio_req req); 344static void req_cancel (aio_req req);
332 345
333static void want_poll (void) 346static void
347want_poll (void)
334{ 348{
335 /* write a dummy byte to the pipe so fh becomes ready */ 349 /* write a dummy byte to the pipe so fh becomes ready */
336 s_epipe_signal (&respipe); 350 s_epipe_signal (&respipe);
337} 351}
338 352
339static void done_poll (void) 353static void
354done_poll (void)
340{ 355{
341 /* read any signals sent by the worker threads */ 356 /* read any signals sent by the worker threads */
342 s_epipe_drain (&respipe); 357 s_epipe_drain (&respipe);
343} 358}
344 359
345/* must be called at most once */ 360/* must be called at most once */
361static SV *
346static SV *req_sv (aio_req req, HV *stash) 362req_sv (aio_req req, HV *stash)
347{ 363{
348 if (!req->self) 364 if (!req->self)
349 { 365 {
350 req->self = (SV *)newHV (); 366 req->self = (SV *)newHV ();
351 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 367 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
352 } 368 }
353 369
354 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 370 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
355} 371}
356 372
357static aio_req SvAIO_REQ (SV *sv) 373static SV *
374newSVaio_wd (aio_wd wd)
375{
376 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);
377}
378
379static aio_req
380SvAIO_REQ (SV *sv)
358{ 381{
359 MAGIC *mg; 382 MAGIC *mg;
360 383
361 if (!SvROK (sv) 384 if (!SvROK (sv)
385 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
362 || (SvSTASH (SvRV (sv)) != aio_grp_stash 386 || (SvSTASH (SvRV (sv)) != aio_grp_stash
363 && SvSTASH (SvRV (sv)) != aio_req_stash 387 && SvSTASH (SvRV (sv)) != aio_req_stash
364 && !sv_derived_from (sv, "IO::AIO::REQ"))) 388 && !sv_derived_from (sv, "IO::AIO::REQ")))
365 croak ("object of class IO::AIO::REQ expected"); 389 croak ("object of class IO::AIO::REQ expected");
366 390
367 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 391 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
368 392
369 return mg ? (aio_req)mg->mg_ptr : 0; 393 return mg ? (aio_req)mg->mg_ptr : 0;
370} 394}
371 395
396static aio_wd
397SvAIO_WD (SV *sv)
398{
399 if (!SvROK (sv)
400 || SvTYPE (SvRV (sv)) != SVt_PVMG
401 || SvSTASH (SvRV (sv)) != aio_wd_stash)
402 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
403
404 return (aio_wd)(long)SvIVX (SvRV (sv));
405}
406
407static void
372static void aio_grp_feed (aio_req grp) 408aio_grp_feed (aio_req grp)
373{ 409{
374 if (grp->sv2 && SvOK (grp->sv2)) 410 if (grp->sv2 && SvOK (grp->sv2))
375 { 411 {
376 dSP; 412 dSP;
377 413
385 FREETMPS; 421 FREETMPS;
386 LEAVE; 422 LEAVE;
387 } 423 }
388} 424}
389 425
426static void
390static void req_submit (eio_req *req) 427req_submit (eio_req *req)
391{ 428{
392 eio_submit (req); 429 eio_submit (req);
393 430
394 if (expect_false (on_next_submit)) 431 if (expect_false (on_next_submit))
395 { 432 {
402 PUTBACK; 439 PUTBACK;
403 call_sv (cb, G_DISCARD | G_EVAL); 440 call_sv (cb, G_DISCARD | G_EVAL);
404 } 441 }
405} 442}
406 443
444static int
407static int req_invoke (eio_req *req) 445req_invoke (eio_req *req)
408{ 446{
409 if (req->flags & FLAG_SV2_RO_OFF) 447 if (req->flags & FLAG_SV2_RO_OFF)
410 SvREADONLY_off (req->sv2); 448 SvREADONLY_off (req->sv2);
411 449
412 if (!EIO_CANCELLED (req) && req->callback) 450 if (!EIO_CANCELLED (req) && req->callback)
433 SvREADONLY_on (sv_result); 471 SvREADONLY_on (sv_result);
434 } 472 }
435 473
436 switch (req->type) 474 switch (req->type)
437 { 475 {
476 case EIO_WD_OPEN:
477 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
478 break;
479
438 case EIO_READDIR: 480 case EIO_READDIR:
439 { 481 {
440 SV *rv = &PL_sv_undef; 482 SV *rv = &PL_sv_undef;
441 483
442 if (req->result >= 0) 484 if (req->result >= 0)
530 case EIO_STATVFS: 572 case EIO_STATVFS:
531 case EIO_FSTATVFS: 573 case EIO_FSTATVFS:
532 { 574 {
533 SV *rv = &PL_sv_undef; 575 SV *rv = &PL_sv_undef;
534 576
577#ifndef _WIN32
535 if (req->result >= 0) 578 if (req->result >= 0)
536 { 579 {
537 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 580 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
538 HV *hv = newHV (); 581 HV *hv = newHV ();
539 582
549 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 592 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
550 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 593 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
551 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 594 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
552 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 595 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
553 } 596 }
597#endif
554 598
555 PUSHs (rv); 599 PUSHs (rv);
556 } 600 }
557 601
558 break; 602 break;
582 break; 626 break;
583 627
584 case EIO_STAT: 628 case EIO_STAT:
585 case EIO_LSTAT: 629 case EIO_LSTAT:
586 case EIO_FSTAT: 630 case EIO_FSTAT:
587 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 631 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
632
588 PL_laststatval = req->result; 633 if (!(PL_laststatval = req->result))
634 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
589 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 635 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
636
590 PUSHs (sv_result); 637 PUSHs (sv_result);
591 break; 638 break;
592 639
593 case EIO_READ: 640 case EIO_READ:
594 { 641 {
628 } 675 }
629 676
630 return !!SvTRUE (ERRSV); 677 return !!SvTRUE (ERRSV);
631} 678}
632 679
680static void
633static void req_destroy (aio_req req) 681req_destroy (aio_req req)
634{ 682{
635 if (req->self) 683 if (req->self)
636 { 684 {
637 sv_unmagic (req->self, PERL_MAGIC_ext); 685 sv_unmagic (req->self, PERL_MAGIC_ext);
638 SvREFCNT_dec (req->self); 686 SvREFCNT_dec (req->self);
639 } 687 }
640 688
641 SvREFCNT_dec (req->sv1); 689 SvREFCNT_dec (req->sv1);
642 SvREFCNT_dec (req->sv2); 690 SvREFCNT_dec (req->sv2);
691 SvREFCNT_dec (req->sv3);
692 SvREFCNT_dec (req->sv4);
643 SvREFCNT_dec (req->callback); 693 SvREFCNT_dec (req->callback);
644 694
645 Safefree (req); 695 free (req);
646} 696}
647 697
698static void
648static void req_cancel_subs (aio_req grp) 699req_cancel_subs (aio_req grp)
649{ 700{
650 aio_req sub;
651
652 if (grp->type != EIO_GROUP) 701 if (grp->type != EIO_GROUP)
653 return; 702 return;
654 703
655 SvREFCNT_dec (grp->sv2); 704 SvREFCNT_dec (grp->sv2);
656 grp->sv2 = 0; 705 grp->sv2 = 0;
657 706
658 eio_grp_cancel (grp); 707 eio_grp_cancel (grp);
659} 708}
660 709
710static void ecb_cold
661static void create_respipe (void) 711create_respipe (void)
662{ 712{
663 if (s_epipe_renew (&respipe)) 713 if (s_epipe_renew (&respipe))
664 croak ("IO::AIO: unable to initialize result pipe"); 714 croak ("IO::AIO: unable to initialize result pipe");
665} 715}
666 716
667static void poll_wait (void) 717static void
718poll_wait (void)
668{ 719{
669 while (eio_nreqs ()) 720 while (eio_nreqs ())
670 { 721 {
671 int size; 722 int size;
672 723
681 732
682 s_epipe_wait (&respipe); 733 s_epipe_wait (&respipe);
683 } 734 }
684} 735}
685 736
686static int poll_cb (void) 737static int
738poll_cb (void)
687{ 739{
688 for (;;) 740 for (;;)
689 { 741 {
690 int res = eio_poll (); 742 int res = eio_poll ();
691 743
697 749
698 poll_wait (); 750 poll_wait ();
699 } 751 }
700} 752}
701 753
702static void atfork_child (void) 754static void ecb_cold
755reinit (void)
703{ 756{
704 create_respipe (); 757 create_respipe ();
758
759 if (eio_init (want_poll, done_poll) < 0)
760 croak ("IO::AIO: unable to initialise eio library");
705} 761}
706 762
707/*****************************************************************************/ 763/*****************************************************************************/
708 764
709#if !_POSIX_MAPPED_FILES 765#if !_POSIX_MAPPED_FILES
720# define MAP_FIXED 0 776# define MAP_FIXED 0
721#endif 777#endif
722 778
723#define MMAP_MAGIC PERL_MAGIC_ext 779#define MMAP_MAGIC PERL_MAGIC_ext
724 780
781static int ecb_cold
725static int mmap_free (pTHX_ SV *sv, MAGIC *mg) 782mmap_free (pTHX_ SV *sv, MAGIC *mg)
726{ 783{
727 int old_errno = errno; 784 int old_errno = errno;
728 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 785 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
729 errno = old_errno; 786 errno = old_errno;
730 787
746 0, 0, 0, 0, mmap_free 803 0, 0, 0, 0, mmap_free
747}; 804};
748 805
749/*****************************************************************************/ 806/*****************************************************************************/
750 807
808static SV *
751static SV * get_cb (SV *cb_sv) 809get_cb (SV *cb_sv)
752{ 810{
753 SvGETMAGIC (cb_sv); 811 SvGETMAGIC (cb_sv);
754 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 812 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
755} 813}
756 814
815static aio_req ecb_noinline
816dreq (SV *callback)
817{
818 SV *cb_cv;
819 aio_req req;
820 int req_pri = next_pri;
821 next_pri = EIO_PRI_DEFAULT;
822
823 cb_cv = get_cb (callback);
824
825 req = calloc (sizeof (*req), 1);
826 if (!req)
827 croak ("out of memory during eio_req allocation");
828
829 req->callback = SvREFCNT_inc (cb_cv);
830 req->pri = req_pri;
831
832 return req;
833}
834
757#define dREQ \ 835#define dREQ \
758 SV *cb_cv; \ 836 aio_req req = dreq (callback); \
759 aio_req req; \
760 int req_pri = next_pri; \
761 next_pri = EIO_PRI_DEFAULT; \
762 \
763 cb_cv = get_cb (callback); \
764 \
765 Newz (0, req, 1, eio_req); \
766 if (!req) \
767 croak ("out of memory during eio_req allocation"); \
768 \
769 req->callback = SvREFCNT_inc (cb_cv); \
770 req->pri = req_pri
771 837
772#define REQ_SEND \ 838#define REQ_SEND \
773 PUTBACK; \ 839 PUTBACK; \
774 req_submit (req); \ 840 req_submit (req); \
775 SPAGAIN; \ 841 SPAGAIN; \
776 \ 842 \
777 if (GIMME_V != G_VOID) \ 843 if (GIMME_V != G_VOID) \
778 XPUSHs (req_sv (req, aio_req_stash)); 844 XPUSHs (req_sv (req, aio_req_stash));
845
846ecb_inline void
847req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
848{
849 if (expect_false (SvROK (path)))
850 {
851 SV *rv = SvRV (path);
852 SV *wdob;
853
854 if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
855 {
856 path = AvARRAY (rv)[1];
857 wdob = AvARRAY (rv)[0];
858
859 if (SvOK (wdob))
860 {
861 *wd = SvAIO_WD (wdob);
862 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
863 }
864 else
865 *wd = EIO_INVALID_WD;
866 }
867 else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
868 {
869 *wd = SvIVX (rv);
870 *wdsv = SvREFCNT_inc_NN (rv);
871 *ptr = ".";
872 return; /* path set to "." */
873 }
874 else
875 croak ("IO::AIO: pathname arguments must be specified as strings, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
876 }
877
878 *pathsv = newSVsv (path);
879 *ptr = SvPVbyte_nolen (*pathsv);
880}
881
882static void ecb_noinline
883req_set_path1 (aio_req req, SV *path)
884{
885 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
886}
887
888static void ecb_noinline
889req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
890{
891 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
892
893 switch (SvTYPE (rv))
894 {
895 case SVt_PVIO:
896 case SVt_PVLV:
897 case SVt_PVGV:
898 req->type = type_fh;
899 req->sv1 = newSVsv (fh_or_path);
900 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
901 break;
902
903 default:
904 req->type = type_path;
905 req_set_path1 (req, fh_or_path);
906 break;
907 }
908}
909
910XS(boot_IO__AIO) ecb_cold;
779 911
780MODULE = IO::AIO PACKAGE = IO::AIO 912MODULE = IO::AIO PACKAGE = IO::AIO
781 913
782PROTOTYPES: ENABLE 914PROTOTYPES: ENABLE
783 915
901 }; 1033 };
902 1034
903 aio_stash = gv_stashpv ("IO::AIO" , 1); 1035 aio_stash = gv_stashpv ("IO::AIO" , 1);
904 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 1036 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
905 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 1037 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
1038 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
906 1039
907 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1040 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
908 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1041 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
909 1042
910 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1043 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
911 1044
912 create_respipe (); 1045 reinit ();
913
914 if (eio_init (want_poll, done_poll) < 0)
915 croak ("IO::AIO: unable to initialise eio library");
916
917 /* atfork child called in fifo order, so before eio's handler */
918 X_THREAD_ATFORK (0, 0, atfork_child);
919} 1046}
1047
1048void
1049reinit ()
1050 PROTOTYPE:
920 1051
921void 1052void
922max_poll_reqs (unsigned int nreqs) 1053max_poll_reqs (unsigned int nreqs)
923 PROTOTYPE: $ 1054 PROTOTYPE: $
924 CODE: 1055 CODE:
959 PROTOTYPE: $ 1090 PROTOTYPE: $
960 CODE: 1091 CODE:
961 max_outstanding = maxreqs; 1092 max_outstanding = maxreqs;
962 1093
963void 1094void
1095aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1096 PPCODE:
1097{
1098 dREQ;
1099
1100 req->type = EIO_WD_OPEN;
1101 req_set_path1 (req, pathname);
1102
1103 REQ_SEND;
1104}
1105
1106void
964aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1107aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
965 PPCODE: 1108 PPCODE:
966{ 1109{
967 dREQ; 1110 dREQ;
968 1111
969 req->type = EIO_OPEN; 1112 req->type = EIO_OPEN;
970 req->sv1 = newSVsv (pathname); 1113 req_set_path1 (req, pathname);
971 req->ptr1 = SvPVbyte_nolen (req->sv1);
972 req->int1 = flags; 1114 req->int1 = flags;
973 req->int2 = mode; 1115 req->int2 = mode;
974 1116
975 REQ_SEND; 1117 REQ_SEND;
976} 1118}
978void 1120void
979aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1121aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
980 ALIAS: 1122 ALIAS:
981 aio_fsync = EIO_FSYNC 1123 aio_fsync = EIO_FSYNC
982 aio_fdatasync = EIO_FDATASYNC 1124 aio_fdatasync = EIO_FDATASYNC
1125 aio_syncfs = EIO_SYNCFS
983 PPCODE: 1126 PPCODE:
984{ 1127{
985 int fd = s_fileno_croak (fh, 0); 1128 int fd = s_fileno_croak (fh, 0);
986 dREQ; 1129 dREQ;
987 1130
1028 1171
1029void 1172void
1030aio_close (SV *fh, SV *callback=&PL_sv_undef) 1173aio_close (SV *fh, SV *callback=&PL_sv_undef)
1031 PPCODE: 1174 PPCODE:
1032{ 1175{
1033 static int close_pipe = -1; /* dummy fd to close fds via dup2 */ 1176 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1034 int fd = s_fileno_croak (fh, 0); 1177 int fd = s_fileno_croak (fh, 0);
1035 dREQ; 1178 dREQ;
1036 1179
1037 if (close_pipe < 0) 1180 if (expect_false (close_fd < 0))
1038 { 1181 {
1039 int pipefd [2]; 1182 int pipefd [2];
1040 1183
1184 if (
1185#ifdef _WIN32
1186 _pipe (pipefd, 1, _O_BINARY) < 0
1187#else
1041 if (pipe (pipefd) < 0 1188 pipe (pipefd) < 0
1042 || close (pipefd [1]) < 0
1043 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) 1189 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1190#endif
1191 || close (pipefd [1]) < 0
1192 )
1044 abort (); /*D*/ 1193 abort (); /*D*/
1045 1194
1046 close_pipe = pipefd [0]; 1195 close_fd = pipefd [0];
1047 } 1196 }
1048 1197
1049 req->type = EIO_DUP2; 1198 req->type = EIO_DUP2;
1050 req->int1 = close_pipe; 1199 req->int1 = close_fd;
1051 req->sv2 = newSVsv (fh); 1200 req->sv2 = newSVsv (fh);
1052 req->int2 = fd; 1201 req->int2 = fd;
1053 1202
1054 REQ_SEND (req); 1203 REQ_SEND (req);
1055} 1204}
1106 REQ_SEND; 1255 REQ_SEND;
1107 } 1256 }
1108} 1257}
1109 1258
1110void 1259void
1111aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1260aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1112 ALIAS: 1261 ALIAS:
1113 aio_readlink = EIO_READLINK 1262 aio_readlink = EIO_READLINK
1114 aio_realpath = EIO_REALPATH 1263 aio_realpath = EIO_REALPATH
1115 PPCODE: 1264 PPCODE:
1116{ 1265{
1117 SV *data;
1118 dREQ; 1266 dREQ;
1119 1267
1120 req->type = ix; 1268 req->type = ix;
1121 req->sv1 = newSVsv (path); 1269 req_set_path1 (req, pathname);
1122 req->ptr1 = SvPVbyte_nolen (req->sv1);
1123 1270
1124 REQ_SEND; 1271 REQ_SEND;
1125} 1272}
1126 1273
1127void 1274void
1167 aio_statvfs = EIO_STATVFS 1314 aio_statvfs = EIO_STATVFS
1168 PPCODE: 1315 PPCODE:
1169{ 1316{
1170 dREQ; 1317 dREQ;
1171 1318
1172 req->sv1 = newSVsv (fh_or_path); 1319 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1173
1174 if (SvPOK (req->sv1))
1175 {
1176 req->type = ix;
1177 req->ptr1 = SvPVbyte_nolen (req->sv1);
1178 }
1179 else
1180 {
1181 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1182 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1183 }
1184 1320
1185 REQ_SEND; 1321 REQ_SEND;
1186} 1322}
1187 1323
1188UV 1324UV
1207{ 1343{
1208 dREQ; 1344 dREQ;
1209 1345
1210 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1346 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1211 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1347 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1212 req->sv1 = newSVsv (fh_or_path); 1348 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1213
1214 if (SvPOK (req->sv1))
1215 {
1216 req->type = EIO_UTIME;
1217 req->ptr1 = SvPVbyte_nolen (req->sv1);
1218 }
1219 else
1220 {
1221 req->type = EIO_FUTIME;
1222 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1223 }
1224 1349
1225 REQ_SEND; 1350 REQ_SEND;
1226} 1351}
1227 1352
1228void 1353void
1229aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1354aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1230 PPCODE: 1355 PPCODE:
1231{ 1356{
1232 dREQ; 1357 dREQ;
1233 1358
1234 req->sv1 = newSVsv (fh_or_path);
1235 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1359 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1236 1360 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1237 if (SvPOK (req->sv1))
1238 {
1239 req->type = EIO_TRUNCATE;
1240 req->ptr1 = SvPVbyte_nolen (req->sv1);
1241 }
1242 else
1243 {
1244 req->type = EIO_FTRUNCATE;
1245 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1246 }
1247 1361
1248 REQ_SEND; 1362 REQ_SEND;
1249} 1363}
1250 1364
1251void 1365void
1252aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1366aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)
1253 ALIAS:
1254 aio_chmod = EIO_CHMOD
1255 aio_mkdir = EIO_MKDIR
1256 PPCODE: 1367 PPCODE:
1257{ 1368{
1258 dREQ; 1369 dREQ;
1259 1370
1260 req->int2 = mode; 1371 req->int2 = mode;
1261 req->sv1 = newSVsv (fh_or_path); 1372 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1262
1263 if (SvPOK (req->sv1))
1264 {
1265 req->type = ix;
1266 req->ptr1 = SvPVbyte_nolen (req->sv1);
1267 }
1268 else
1269 {
1270 req->type = EIO_FCHMOD;
1271 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1272 }
1273 1373
1274 REQ_SEND; 1374 REQ_SEND;
1275} 1375}
1276 1376
1277void 1377void
1280{ 1380{
1281 dREQ; 1381 dREQ;
1282 1382
1283 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1383 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1284 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1384 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1285 req->sv1 = newSVsv (fh_or_path); 1385 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1286
1287 if (SvPOK (req->sv1))
1288 {
1289 req->type = EIO_CHOWN;
1290 req->ptr1 = SvPVbyte_nolen (req->sv1);
1291 }
1292 else
1293 {
1294 req->type = EIO_FCHOWN;
1295 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1296 }
1297 1386
1298 REQ_SEND; 1387 REQ_SEND;
1299} 1388}
1300 1389
1301void 1390void
1303 PPCODE: 1392 PPCODE:
1304{ 1393{
1305 dREQ; 1394 dREQ;
1306 1395
1307 req->type = EIO_READDIR; 1396 req->type = EIO_READDIR;
1308 req->sv1 = newSVsv (pathname);
1309 req->ptr1 = SvPVbyte_nolen (req->sv1);
1310 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; 1397 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1311 1398
1312 if (flags & EIO_READDIR_DENTS) 1399 if (flags & EIO_READDIR_DENTS)
1313 req->int1 |= EIO_READDIR_CUSTOM2; 1400 req->int1 |= EIO_READDIR_CUSTOM2;
1314 1401
1402 req_set_path1 (req, pathname);
1403
1315 REQ_SEND; 1404 REQ_SEND;
1405}
1406
1407void
1408aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef)
1409 PPCODE:
1410{
1411 dREQ;
1412
1413 req->type = EIO_MKDIR;
1414 req->int2 = mode;
1415 req_set_path1 (req, pathname);
1416
1417 REQ_SEND;
1316} 1418}
1317 1419
1318void 1420void
1319aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1421aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1320 ALIAS: 1422 ALIAS:
1324 PPCODE: 1426 PPCODE:
1325{ 1427{
1326 dREQ; 1428 dREQ;
1327 1429
1328 req->type = ix; 1430 req->type = ix;
1329 req->sv1 = newSVsv (pathname); 1431 req_set_path1 (req, pathname);
1330 req->ptr1 = SvPVbyte_nolen (req->sv1);
1331 1432
1332 REQ_SEND; 1433 REQ_SEND;
1333} 1434}
1334 1435
1335void 1436void
1339 aio_symlink = EIO_SYMLINK 1440 aio_symlink = EIO_SYMLINK
1340 aio_rename = EIO_RENAME 1441 aio_rename = EIO_RENAME
1341 PPCODE: 1442 PPCODE:
1342{ 1443{
1343 dREQ; 1444 dREQ;
1445 eio_wd wd2 = 0;
1344 1446
1345 req->type = ix; 1447 req->type = ix;
1346 req->sv1 = newSVsv (oldpath); 1448 req_set_path1 (req, oldpath);
1347 req->ptr1 = SvPVbyte_nolen (req->sv1); 1449 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1348 req->sv2 = newSVsv (newpath); 1450 req->int3 = (long)wd2;
1349 req->ptr2 = SvPVbyte_nolen (req->sv2);
1350 1451
1351 REQ_SEND; 1452 REQ_SEND;
1352} 1453}
1353 1454
1354void 1455void
1356 PPCODE: 1457 PPCODE:
1357{ 1458{
1358 dREQ; 1459 dREQ;
1359 1460
1360 req->type = EIO_MKNOD; 1461 req->type = EIO_MKNOD;
1361 req->sv1 = newSVsv (pathname);
1362 req->ptr1 = SvPVbyte_nolen (req->sv1);
1363 req->int2 = (mode_t)mode; 1462 req->int2 = (mode_t)mode;
1364 req->offs = dev; 1463 req->offs = dev;
1464 req_set_path1 (req, pathname);
1365 1465
1366 REQ_SEND; 1466 REQ_SEND;
1367} 1467}
1368 1468
1369void 1469void
1569 CODE: 1669 CODE:
1570 RETVAL = posix_fadvise (fh, offset, length, advice); 1670 RETVAL = posix_fadvise (fh, offset, length, advice);
1571 OUTPUT: 1671 OUTPUT:
1572 RETVAL 1672 RETVAL
1573 1673
1574ssize_t 1674IV
1575sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1675sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1576 CODE: 1676 CODE:
1577 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1677 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1578 OUTPUT: 1678 OUTPUT:
1579 RETVAL 1679 RETVAL
1691 SvREFCNT_dec (on_next_submit); 1791 SvREFCNT_dec (on_next_submit);
1692 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1792 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1693 1793
1694PROTOTYPES: DISABLE 1794PROTOTYPES: DISABLE
1695 1795
1796MODULE = IO::AIO PACKAGE = IO::AIO::WD
1797
1798BOOT:
1799{
1800 newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
1801 newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
1802}
1803
1804void
1805DESTROY (SV *self)
1806 CODE:
1807{
1808 aio_wd wd = SvAIO_WD (self);
1809#if HAVE_AT
1810 {
1811 SV *callback = &PL_sv_undef;
1812 dREQ; /* clobbers next_pri :/ */
1813 next_pri = req->pri; /* restore next_pri */
1814 req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1815 req->type = EIO_WD_CLOSE;
1816 req->wd = wd;
1817 REQ_SEND;
1818 }
1819#else
1820 eio_wd_close_sync (wd);
1821#endif
1822}
1823
1696MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1824MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1697 1825
1698void 1826void
1699cancel (aio_req_ornot req) 1827cancel (aio_req_ornot req)
1700 CODE: 1828 CODE:

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