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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 1.209 by root, Sun Apr 1 17:46:02 2012 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
71 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 #define EIO_STRUCT_STAT struct _stati64
68 #define EIO_STRUCT_STATI64
69
70#else
71
72 #include <sys/time.h>
73 #include <sys/select.h>
74 #include <unistd.h>
75 #include <utime.h>
76 #include <signal.h>
77
72#define EIO_STRUCT_STAT Stat_t 78 #define EIO_STRUCT_STAT Stat_t
79
80#endif
73 81
74/* use NV for 32 bit perls as it allows larger offsets */ 82/* use NV for 32 bit perls as it allows larger offsets */
75#if IVSIZE >= 8 83#if IVSIZE >= 8
76# define VAL64 IV 84# define VAL64 IV
77# define SvVAL64 SvIV 85# define SvVAL64 SvIV
… …
97 105
98typedef SV SV8; /* byte-sv, used for argument-checking */ 106typedef SV SV8; /* byte-sv, used for argument-checking */
99typedef int aio_rfd; /* read file desriptor */ 107typedef int aio_rfd; /* read file desriptor */
100typedef int aio_wfd; /* write file descriptor */ 108typedef int aio_wfd; /* write file descriptor */
101 109
102static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 110static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
103 111
104#define EIO_REQ_MEMBERS \ 112#define EIO_REQ_MEMBERS \
105 SV *callback; \ 113 SV *callback; \
106 SV *sv1, *sv2; \ 114 SV *sv1, *sv2; \
115 SV *sv3, *sv4; \
107 STRLEN stroffset; \ 116 STRLEN stroffset; \
108 SV *self; 117 SV *self;
109 118
110#define EIO_NO_WRAPPERS 1 119#define EIO_NO_WRAPPERS 1
111 120
112#include "libeio/config.h" 121#include "libeio/config.h"
113#include "libeio/eio.h" 122#include "libeio/eio.h"
123
124static int req_invoke (eio_req *req);
125#define EIO_FINISH(req) req_invoke (req)
126static void req_destroy (eio_req *grp);
127#define EIO_DESTROY(req) req_destroy (req)
128
129#include "libeio/eio.c"
114 130
115/* Linux/others */ 131/* Linux/others */
116#ifndef O_ASYNC 132#ifndef O_ASYNC
117# define O_ASYNC 0 133# define O_ASYNC 0
118#endif 134#endif
… …
212#endif 228#endif
213#ifndef PROT_EXEC 229#ifndef PROT_EXEC
214# define PROT_EXEC 0 230# define PROT_EXEC 0
215#endif 231#endif
216 232
233#ifndef ST_RDONLY
234# define ST_RDONLY 0
235#endif
236#ifndef ST_NOSUID
237# define ST_NOSUID 0
238#endif
217#ifndef ST_NODEV 239#ifndef ST_NODEV
218# define ST_NODEV 0 240# define ST_NODEV 0
219#endif 241#endif
220#ifndef ST_NOEXEC 242#ifndef ST_NOEXEC
221# define ST_NOEXEC 0 243# define ST_NOEXEC 0
… …
305 327
306#ifndef PAGESIZE 328#ifndef PAGESIZE
307# define PAGESIZE sysconf (_SC_PAGESIZE) 329# define PAGESIZE sysconf (_SC_PAGESIZE)
308#endif 330#endif
309 331
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 { 332enum {
316 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 333 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
317}; 334};
318 335
319#include "libeio/eio.c"
320
321typedef eio_req *aio_req; 336typedef eio_req *aio_req;
322typedef eio_req *aio_req_ornot; 337typedef eio_req *aio_req_ornot;
338typedef eio_wd aio_wd;
323 339
324static SV *on_next_submit; 340static SV *on_next_submit;
325static int next_pri = EIO_PRI_DEFAULT; 341static int next_pri = EIO_PRI_DEFAULT;
326static int max_outstanding; 342static int max_outstanding;
327 343
328static s_epipe respipe; 344static s_epipe respipe;
329 345
330static void req_destroy (aio_req req); 346static void req_destroy (aio_req req);
331static void req_cancel (aio_req req); 347static void req_cancel (aio_req req);
332 348
333static void want_poll (void) 349static void
350want_poll (void)
334{ 351{
335 /* write a dummy byte to the pipe so fh becomes ready */ 352 /* write a dummy byte to the pipe so fh becomes ready */
336 s_epipe_signal (&respipe); 353 s_epipe_signal (&respipe);
337} 354}
338 355
339static void done_poll (void) 356static void
357done_poll (void)
340{ 358{
341 /* read any signals sent by the worker threads */ 359 /* read any signals sent by the worker threads */
342 s_epipe_drain (&respipe); 360 s_epipe_drain (&respipe);
343} 361}
344 362
345/* must be called at most once */ 363/* must be called at most once */
364static SV *
346static SV *req_sv (aio_req req, HV *stash) 365req_sv (aio_req req, HV *stash)
347{ 366{
348 if (!req->self) 367 if (!req->self)
349 { 368 {
350 req->self = (SV *)newHV (); 369 req->self = (SV *)newHV ();
351 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 370 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
352 } 371 }
353 372
354 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 373 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
355} 374}
356 375
357static aio_req SvAIO_REQ (SV *sv) 376static SV *
377newSVaio_wd (aio_wd wd)
378{
379 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);
380}
381
382static aio_req
383SvAIO_REQ (SV *sv)
358{ 384{
359 MAGIC *mg; 385 MAGIC *mg;
360 386
361 if (!SvROK (sv) 387 if (!SvROK (sv)
388 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
362 || (SvSTASH (SvRV (sv)) != aio_grp_stash 389 || (SvSTASH (SvRV (sv)) != aio_grp_stash
363 && SvSTASH (SvRV (sv)) != aio_req_stash 390 && SvSTASH (SvRV (sv)) != aio_req_stash
364 && !sv_derived_from (sv, "IO::AIO::REQ"))) 391 && !sv_derived_from (sv, "IO::AIO::REQ")))
365 croak ("object of class IO::AIO::REQ expected"); 392 croak ("object of class IO::AIO::REQ expected");
366 393
367 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 394 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
368 395
369 return mg ? (aio_req)mg->mg_ptr : 0; 396 return mg ? (aio_req)mg->mg_ptr : 0;
370} 397}
371 398
399static aio_wd
400SvAIO_WD (SV *sv)
401{
402 if (!SvROK (sv)
403 || SvTYPE (SvRV (sv)) != SVt_PVMG
404 || SvSTASH (SvRV (sv)) != aio_wd_stash)
405 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
406
407 return (aio_wd)(long)SvIVX (SvRV (sv));
408}
409
410static void
372static void aio_grp_feed (aio_req grp) 411aio_grp_feed (aio_req grp)
373{ 412{
374 if (grp->sv2 && SvOK (grp->sv2)) 413 if (grp->sv2 && SvOK (grp->sv2))
375 { 414 {
376 dSP; 415 dSP;
377 416
… …
385 FREETMPS; 424 FREETMPS;
386 LEAVE; 425 LEAVE;
387 } 426 }
388} 427}
389 428
429static void
390static void req_submit (eio_req *req) 430req_submit (eio_req *req)
391{ 431{
392 eio_submit (req); 432 eio_submit (req);
393 433
394 if (expect_false (on_next_submit)) 434 if (expect_false (on_next_submit))
395 { 435 {
… …
402 PUTBACK; 442 PUTBACK;
403 call_sv (cb, G_DISCARD | G_EVAL); 443 call_sv (cb, G_DISCARD | G_EVAL);
404 } 444 }
405} 445}
406 446
447static int
407static int req_invoke (eio_req *req) 448req_invoke (eio_req *req)
408{ 449{
409 if (req->flags & FLAG_SV2_RO_OFF) 450 if (req->flags & FLAG_SV2_RO_OFF)
410 SvREADONLY_off (req->sv2); 451 SvREADONLY_off (req->sv2);
411 452
412 if (!EIO_CANCELLED (req) && req->callback) 453 if (!EIO_CANCELLED (req) && req->callback)
… …
433 SvREADONLY_on (sv_result); 474 SvREADONLY_on (sv_result);
434 } 475 }
435 476
436 switch (req->type) 477 switch (req->type)
437 { 478 {
479 case EIO_WD_OPEN:
480 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
481 break;
482
438 case EIO_READDIR: 483 case EIO_READDIR:
439 { 484 {
440 SV *rv = &PL_sv_undef; 485 SV *rv = &PL_sv_undef;
441 486
442 if (req->result >= 0) 487 if (req->result >= 0)
… …
530 case EIO_STATVFS: 575 case EIO_STATVFS:
531 case EIO_FSTATVFS: 576 case EIO_FSTATVFS:
532 { 577 {
533 SV *rv = &PL_sv_undef; 578 SV *rv = &PL_sv_undef;
534 579
580#ifndef _WIN32
535 if (req->result >= 0) 581 if (req->result >= 0)
536 { 582 {
537 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 583 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
538 HV *hv = newHV (); 584 HV *hv = newHV ();
539 585
… …
549 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 595 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); 596 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); 597 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); 598 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
553 } 599 }
600#endif
554 601
555 PUSHs (rv); 602 PUSHs (rv);
556 } 603 }
557 604
558 break; 605 break;
… …
582 break; 629 break;
583 630
584 case EIO_STAT: 631 case EIO_STAT:
585 case EIO_LSTAT: 632 case EIO_LSTAT:
586 case EIO_FSTAT: 633 case EIO_FSTAT:
587 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 634 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
635
588 PL_laststatval = req->result; 636 if (!(PL_laststatval = req->result))
637 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
589 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 638 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
639
590 PUSHs (sv_result); 640 PUSHs (sv_result);
641 break;
642
643 case EIO_SEEK:
644 PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
591 break; 645 break;
592 646
593 case EIO_READ: 647 case EIO_READ:
594 { 648 {
595 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 649 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
… …
628 } 682 }
629 683
630 return !!SvTRUE (ERRSV); 684 return !!SvTRUE (ERRSV);
631} 685}
632 686
687static void
633static void req_destroy (aio_req req) 688req_destroy (aio_req req)
634{ 689{
635 if (req->self) 690 if (req->self)
636 { 691 {
637 sv_unmagic (req->self, PERL_MAGIC_ext); 692 sv_unmagic (req->self, PERL_MAGIC_ext);
638 SvREFCNT_dec (req->self); 693 SvREFCNT_dec (req->self);
639 } 694 }
640 695
641 SvREFCNT_dec (req->sv1); 696 SvREFCNT_dec (req->sv1);
642 SvREFCNT_dec (req->sv2); 697 SvREFCNT_dec (req->sv2);
698 SvREFCNT_dec (req->sv3);
699 SvREFCNT_dec (req->sv4);
643 SvREFCNT_dec (req->callback); 700 SvREFCNT_dec (req->callback);
644 701
645 Safefree (req); 702 free (req);
646} 703}
647 704
705static void
648static void req_cancel_subs (aio_req grp) 706req_cancel_subs (aio_req grp)
649{ 707{
650 aio_req sub;
651
652 if (grp->type != EIO_GROUP) 708 if (grp->type != EIO_GROUP)
653 return; 709 return;
654 710
655 SvREFCNT_dec (grp->sv2); 711 SvREFCNT_dec (grp->sv2);
656 grp->sv2 = 0; 712 grp->sv2 = 0;
657 713
658 eio_grp_cancel (grp); 714 eio_grp_cancel (grp);
659} 715}
660 716
717static void ecb_cold
661static void create_respipe (void) 718create_respipe (void)
662{ 719{
663 if (s_epipe_renew (&respipe)) 720 if (s_epipe_renew (&respipe))
664 croak ("IO::AIO: unable to initialize result pipe"); 721 croak ("IO::AIO: unable to initialize result pipe");
665} 722}
666 723
667static void poll_wait (void) 724static void
725poll_wait (void)
668{ 726{
669 while (eio_nreqs ()) 727 while (eio_nreqs ())
670 { 728 {
671 int size; 729 int size;
672 730
… …
681 739
682 s_epipe_wait (&respipe); 740 s_epipe_wait (&respipe);
683 } 741 }
684} 742}
685 743
686static int poll_cb (void) 744static int
745poll_cb (void)
687{ 746{
688 for (;;) 747 for (;;)
689 { 748 {
690 int res = eio_poll (); 749 int res = eio_poll ();
691 750
… …
697 756
698 poll_wait (); 757 poll_wait ();
699 } 758 }
700} 759}
701 760
702static void atfork_child (void) 761static void ecb_cold
762reinit (void)
703{ 763{
704 create_respipe (); 764 create_respipe ();
765
766 if (eio_init (want_poll, done_poll) < 0)
767 croak ("IO::AIO: unable to initialise eio library");
705} 768}
706 769
707/*****************************************************************************/ 770/*****************************************************************************/
708 771
709#if !_POSIX_MAPPED_FILES 772#if !_POSIX_MAPPED_FILES
… …
720# define MAP_FIXED 0 783# define MAP_FIXED 0
721#endif 784#endif
722 785
723#define MMAP_MAGIC PERL_MAGIC_ext 786#define MMAP_MAGIC PERL_MAGIC_ext
724 787
788static int ecb_cold
725static int mmap_free (pTHX_ SV *sv, MAGIC *mg) 789mmap_free (pTHX_ SV *sv, MAGIC *mg)
726{ 790{
727 int old_errno = errno; 791 int old_errno = errno;
728 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 792 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
729 errno = old_errno; 793 errno = old_errno;
730 794
… …
746 0, 0, 0, 0, mmap_free 810 0, 0, 0, 0, mmap_free
747}; 811};
748 812
749/*****************************************************************************/ 813/*****************************************************************************/
750 814
815static SV *
751static SV * get_cb (SV *cb_sv) 816get_cb (SV *cb_sv)
752{ 817{
753 SvGETMAGIC (cb_sv); 818 SvGETMAGIC (cb_sv);
754 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 819 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
755} 820}
756 821
822static aio_req ecb_noinline
823dreq (SV *callback)
824{
825 SV *cb_cv;
826 aio_req req;
827 int req_pri = next_pri;
828 next_pri = EIO_PRI_DEFAULT;
829
830 cb_cv = get_cb (callback);
831
832 req = calloc (sizeof (*req), 1);
833 if (!req)
834 croak ("out of memory during eio_req allocation");
835
836 req->callback = SvREFCNT_inc (cb_cv);
837 req->pri = req_pri;
838
839 return req;
840}
841
757#define dREQ \ 842#define dREQ \
758 SV *cb_cv; \ 843 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
771 844
772#define REQ_SEND \ 845#define REQ_SEND \
773 PUTBACK; \ 846 PUTBACK; \
774 req_submit (req); \ 847 req_submit (req); \
775 SPAGAIN; \ 848 SPAGAIN; \
776 \ 849 \
777 if (GIMME_V != G_VOID) \ 850 if (GIMME_V != G_VOID) \
778 XPUSHs (req_sv (req, aio_req_stash)); 851 XPUSHs (req_sv (req, aio_req_stash));
852
853ecb_inline void
854req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
855{
856 if (expect_false (SvROK (path)))
857 {
858 SV *rv = SvRV (path);
859 SV *wdob;
860
861 if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
862 {
863 path = AvARRAY (rv)[1];
864 wdob = AvARRAY (rv)[0];
865
866 if (SvOK (wdob))
867 {
868 *wd = SvAIO_WD (wdob);
869 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
870 }
871 else
872 *wd = EIO_INVALID_WD;
873 }
874 else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
875 {
876 *wd = (aio_wd)(long)SvIVX (rv);
877 *wdsv = SvREFCNT_inc_NN (rv);
878 *ptr = ".";
879 return; /* path set to "." */
880 }
881 else
882 croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
883 }
884
885 *pathsv = newSVsv (path);
886 *ptr = SvPVbyte_nolen (*pathsv);
887}
888
889static void ecb_noinline
890req_set_path1 (aio_req req, SV *path)
891{
892 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
893}
894
895static void ecb_noinline
896req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
897{
898 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
899
900 switch (SvTYPE (rv))
901 {
902 case SVt_PVIO:
903 case SVt_PVLV:
904 case SVt_PVGV:
905 req->type = type_fh;
906 req->sv1 = newSVsv (fh_or_path);
907 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
908 break;
909
910 default:
911 req->type = type_path;
912 req_set_path1 (req, fh_or_path);
913 break;
914 }
915}
916
917XS(boot_IO__AIO) ecb_cold;
779 918
780MODULE = IO::AIO PACKAGE = IO::AIO 919MODULE = IO::AIO PACKAGE = IO::AIO
781 920
782PROTOTYPES: ENABLE 921PROTOTYPES: ENABLE
783 922
… …
867 const_iv (MAP_LOCKED) 1006 const_iv (MAP_LOCKED)
868 const_iv (MAP_NORESERVE) 1007 const_iv (MAP_NORESERVE)
869 const_iv (MAP_POPULATE) 1008 const_iv (MAP_POPULATE)
870 const_iv (MAP_NONBLOCK) 1009 const_iv (MAP_NONBLOCK)
871 1010
1011 const_eio (SEEK_SET)
1012 const_eio (SEEK_CUR)
1013 const_eio (SEEK_END)
1014
872 const_eio (MCL_FUTURE) 1015 const_eio (MCL_FUTURE)
873 const_eio (MCL_CURRENT) 1016 const_eio (MCL_CURRENT)
874 1017
875 const_eio (MS_ASYNC) 1018 const_eio (MS_ASYNC)
876 const_eio (MS_INVALIDATE) 1019 const_eio (MS_INVALIDATE)
… …
901 }; 1044 };
902 1045
903 aio_stash = gv_stashpv ("IO::AIO" , 1); 1046 aio_stash = gv_stashpv ("IO::AIO" , 1);
904 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 1047 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
905 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 1048 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
1049 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
906 1050
907 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1051 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)); 1052 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
909 1053
910 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1054 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
911 1055
912 create_respipe (); 1056 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} 1057}
1058
1059void
1060reinit ()
1061 PROTOTYPE:
920 1062
921void 1063void
922max_poll_reqs (unsigned int nreqs) 1064max_poll_reqs (unsigned int nreqs)
923 PROTOTYPE: $ 1065 PROTOTYPE: $
924 CODE: 1066 CODE:
… …
959 PROTOTYPE: $ 1101 PROTOTYPE: $
960 CODE: 1102 CODE:
961 max_outstanding = maxreqs; 1103 max_outstanding = maxreqs;
962 1104
963void 1105void
1106aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1107 PPCODE:
1108{
1109 dREQ;
1110
1111 req->type = EIO_WD_OPEN;
1112 req_set_path1 (req, pathname);
1113
1114 REQ_SEND;
1115}
1116
1117void
964aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1118aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
965 PPCODE: 1119 PPCODE:
966{ 1120{
967 dREQ; 1121 dREQ;
968 1122
969 req->type = EIO_OPEN; 1123 req->type = EIO_OPEN;
970 req->sv1 = newSVsv (pathname); 1124 req_set_path1 (req, pathname);
971 req->ptr1 = SvPVbyte_nolen (req->sv1);
972 req->int1 = flags; 1125 req->int1 = flags;
973 req->int2 = mode; 1126 req->int2 = mode;
974 1127
975 REQ_SEND; 1128 REQ_SEND;
976} 1129}
… …
978void 1131void
979aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1132aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
980 ALIAS: 1133 ALIAS:
981 aio_fsync = EIO_FSYNC 1134 aio_fsync = EIO_FSYNC
982 aio_fdatasync = EIO_FDATASYNC 1135 aio_fdatasync = EIO_FDATASYNC
1136 aio_syncfs = EIO_SYNCFS
983 PPCODE: 1137 PPCODE:
984{ 1138{
985 int fd = s_fileno_croak (fh, 0); 1139 int fd = s_fileno_croak (fh, 0);
986 dREQ; 1140 dREQ;
987 1141
988 req->type = ix; 1142 req->type = ix;
989 req->sv1 = newSVsv (fh); 1143 req->sv1 = newSVsv (fh);
990 req->int1 = fd; 1144 req->int1 = fd;
991 1145
992 REQ_SEND (req); 1146 REQ_SEND;
993} 1147}
994 1148
995void 1149void
996aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1150aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
997 PPCODE: 1151 PPCODE:
… …
1004 req->int1 = fd; 1158 req->int1 = fd;
1005 req->offs = offset; 1159 req->offs = offset;
1006 req->size = nbytes; 1160 req->size = nbytes;
1007 req->int2 = flags; 1161 req->int2 = flags;
1008 1162
1009 REQ_SEND (req); 1163 REQ_SEND;
1010} 1164}
1011 1165
1012void 1166void
1013aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1167aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
1014 PPCODE: 1168 PPCODE:
… …
1021 req->int1 = fd; 1175 req->int1 = fd;
1022 req->int2 = mode; 1176 req->int2 = mode;
1023 req->offs = offset; 1177 req->offs = offset;
1024 req->size = len; 1178 req->size = len;
1025 1179
1026 REQ_SEND (req); 1180 REQ_SEND;
1027} 1181}
1028 1182
1029void 1183void
1030aio_close (SV *fh, SV *callback=&PL_sv_undef) 1184aio_close (SV *fh, SV *callback=&PL_sv_undef)
1031 PPCODE: 1185 PPCODE:
1032{ 1186{
1033 static int close_pipe = -1; /* dummy fd to close fds via dup2 */ 1187 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1034 int fd = s_fileno_croak (fh, 0); 1188 int fd = s_fileno_croak (fh, 0);
1035 dREQ; 1189 dREQ;
1036 1190
1037 if (close_pipe < 0) 1191 if (expect_false (close_fd < 0))
1038 { 1192 {
1039 int pipefd [2]; 1193 int pipefd [2];
1040 1194
1195 if (
1196#ifdef _WIN32
1197 _pipe (pipefd, 1, _O_BINARY) < 0
1198#else
1041 if (pipe (pipefd) < 0 1199 pipe (pipefd) < 0
1042 || close (pipefd [1]) < 0
1043 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) 1200 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1201#endif
1202 || close (pipefd [1]) < 0
1203 )
1044 abort (); /*D*/ 1204 abort (); /*D*/
1045 1205
1046 close_pipe = pipefd [0]; 1206 close_fd = pipefd [0];
1047 } 1207 }
1048 1208
1049 req->type = EIO_DUP2; 1209 req->type = EIO_DUP2;
1050 req->int1 = close_pipe; 1210 req->int1 = close_fd;
1051 req->sv2 = newSVsv (fh); 1211 req->sv2 = newSVsv (fh);
1052 req->int2 = fd; 1212 req->int2 = fd;
1053 1213
1054 REQ_SEND (req); 1214 REQ_SEND;
1215}
1216
1217void
1218aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef)
1219 PPCODE:
1220{
1221 STRLEN svlen;
1222 int fd = s_fileno_croak (fh, 0);
1223 dREQ;
1224
1225 req->type = EIO_SEEK;
1226 req->sv1 = newSVsv (fh);
1227 req->int1 = fd;
1228 req->offs = SvVAL64 (offset);
1229 req->int2 = whence;
1230
1231 REQ_SEND;
1055} 1232}
1056 1233
1057void 1234void
1058aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1235aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
1059 ALIAS: 1236 ALIAS:
… …
1106 REQ_SEND; 1283 REQ_SEND;
1107 } 1284 }
1108} 1285}
1109 1286
1110void 1287void
1111aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1288aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1112 ALIAS: 1289 ALIAS:
1113 aio_readlink = EIO_READLINK 1290 aio_readlink = EIO_READLINK
1114 aio_realpath = EIO_REALPATH 1291 aio_realpath = EIO_REALPATH
1115 PPCODE: 1292 PPCODE:
1116{ 1293{
1117 SV *data;
1118 dREQ; 1294 dREQ;
1119 1295
1120 req->type = ix; 1296 req->type = ix;
1121 req->sv1 = newSVsv (path); 1297 req_set_path1 (req, pathname);
1122 req->ptr1 = SvPVbyte_nolen (req->sv1);
1123 1298
1124 REQ_SEND; 1299 REQ_SEND;
1125} 1300}
1126 1301
1127void 1302void
… …
1167 aio_statvfs = EIO_STATVFS 1342 aio_statvfs = EIO_STATVFS
1168 PPCODE: 1343 PPCODE:
1169{ 1344{
1170 dREQ; 1345 dREQ;
1171 1346
1172 req->sv1 = newSVsv (fh_or_path); 1347 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 1348
1185 REQ_SEND; 1349 REQ_SEND;
1186} 1350}
1187 1351
1188UV 1352UV
… …
1207{ 1371{
1208 dREQ; 1372 dREQ;
1209 1373
1210 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1374 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1211 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1375 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1212 req->sv1 = newSVsv (fh_or_path); 1376 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 1377
1225 REQ_SEND; 1378 REQ_SEND;
1226} 1379}
1227 1380
1228void 1381void
1229aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1382aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1230 PPCODE: 1383 PPCODE:
1231{ 1384{
1232 dREQ; 1385 dREQ;
1233 1386
1234 req->sv1 = newSVsv (fh_or_path);
1235 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1387 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1236 1388 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 1389
1248 REQ_SEND; 1390 REQ_SEND;
1249} 1391}
1250 1392
1251void 1393void
1252aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1394aio_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: 1395 PPCODE:
1257{ 1396{
1258 dREQ; 1397 dREQ;
1259 1398
1260 req->int2 = mode; 1399 req->int2 = mode;
1261 req->sv1 = newSVsv (fh_or_path); 1400 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 1401
1274 REQ_SEND; 1402 REQ_SEND;
1275} 1403}
1276 1404
1277void 1405void
… …
1280{ 1408{
1281 dREQ; 1409 dREQ;
1282 1410
1283 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1411 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1284 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1412 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1285 req->sv1 = newSVsv (fh_or_path); 1413 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 1414
1298 REQ_SEND; 1415 REQ_SEND;
1299} 1416}
1300 1417
1301void 1418void
… …
1303 PPCODE: 1420 PPCODE:
1304{ 1421{
1305 dREQ; 1422 dREQ;
1306 1423
1307 req->type = EIO_READDIR; 1424 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; 1425 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1311 1426
1312 if (flags & EIO_READDIR_DENTS) 1427 if (flags & EIO_READDIR_DENTS)
1313 req->int1 |= EIO_READDIR_CUSTOM2; 1428 req->int1 |= EIO_READDIR_CUSTOM2;
1314 1429
1430 req_set_path1 (req, pathname);
1431
1315 REQ_SEND; 1432 REQ_SEND;
1433}
1434
1435void
1436aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef)
1437 PPCODE:
1438{
1439 dREQ;
1440
1441 req->type = EIO_MKDIR;
1442 req->int2 = mode;
1443 req_set_path1 (req, pathname);
1444
1445 REQ_SEND;
1316} 1446}
1317 1447
1318void 1448void
1319aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1449aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1320 ALIAS: 1450 ALIAS:
… …
1324 PPCODE: 1454 PPCODE:
1325{ 1455{
1326 dREQ; 1456 dREQ;
1327 1457
1328 req->type = ix; 1458 req->type = ix;
1329 req->sv1 = newSVsv (pathname); 1459 req_set_path1 (req, pathname);
1330 req->ptr1 = SvPVbyte_nolen (req->sv1);
1331 1460
1332 REQ_SEND; 1461 REQ_SEND;
1333} 1462}
1334 1463
1335void 1464void
… …
1338 aio_link = EIO_LINK 1467 aio_link = EIO_LINK
1339 aio_symlink = EIO_SYMLINK 1468 aio_symlink = EIO_SYMLINK
1340 aio_rename = EIO_RENAME 1469 aio_rename = EIO_RENAME
1341 PPCODE: 1470 PPCODE:
1342{ 1471{
1472 eio_wd wd2 = 0;
1343 dREQ; 1473 dREQ;
1344 1474
1345 req->type = ix; 1475 req->type = ix;
1346 req->sv1 = newSVsv (oldpath); 1476 req_set_path1 (req, oldpath);
1347 req->ptr1 = SvPVbyte_nolen (req->sv1); 1477 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1348 req->sv2 = newSVsv (newpath); 1478 req->int3 = (long)wd2;
1349 req->ptr2 = SvPVbyte_nolen (req->sv2);
1350 1479
1351 REQ_SEND; 1480 REQ_SEND;
1352} 1481}
1353 1482
1354void 1483void
… …
1356 PPCODE: 1485 PPCODE:
1357{ 1486{
1358 dREQ; 1487 dREQ;
1359 1488
1360 req->type = EIO_MKNOD; 1489 req->type = EIO_MKNOD;
1361 req->sv1 = newSVsv (pathname);
1362 req->ptr1 = SvPVbyte_nolen (req->sv1);
1363 req->int2 = (mode_t)mode; 1490 req->int2 = (mode_t)mode;
1364 req->offs = dev; 1491 req->offs = dev;
1492 req_set_path1 (req, pathname);
1365 1493
1366 REQ_SEND; 1494 REQ_SEND;
1367} 1495}
1368 1496
1369void 1497void
… …
1569 CODE: 1697 CODE:
1570 RETVAL = posix_fadvise (fh, offset, length, advice); 1698 RETVAL = posix_fadvise (fh, offset, length, advice);
1571 OUTPUT: 1699 OUTPUT:
1572 RETVAL 1700 RETVAL
1573 1701
1574ssize_t 1702IV
1575sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1703sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1576 CODE: 1704 CODE:
1577 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1705 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1578 OUTPUT: 1706 OUTPUT:
1579 RETVAL 1707 RETVAL
… …
1691 SvREFCNT_dec (on_next_submit); 1819 SvREFCNT_dec (on_next_submit);
1692 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1820 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1693 1821
1694PROTOTYPES: DISABLE 1822PROTOTYPES: DISABLE
1695 1823
1824MODULE = IO::AIO PACKAGE = IO::AIO::WD
1825
1826BOOT:
1827{
1828 newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
1829 newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
1830}
1831
1832void
1833DESTROY (SV *self)
1834 CODE:
1835{
1836 aio_wd wd = SvAIO_WD (self);
1837#if HAVE_AT
1838 {
1839 SV *callback = &PL_sv_undef;
1840 dREQ; /* clobbers next_pri :/ */
1841 next_pri = req->pri; /* restore next_pri */
1842 req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1843 req->type = EIO_WD_CLOSE;
1844 req->wd = wd;
1845 REQ_SEND;
1846 }
1847#else
1848 eio_wd_close_sync (wd);
1849#endif
1850}
1851
1696MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1852MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1697 1853
1698void 1854void
1699cancel (aio_req_ornot req) 1855cancel (aio_req_ornot req)
1700 CODE: 1856 CODE:

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