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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.181 by root, Tue Feb 15 03:21:41 2011 UTC vs.
Revision 1.207 by root, Fri Dec 30 07:40:54 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_MEMLOCK_RANGE || _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
… …
270 324
271#ifndef PAGESIZE 325#ifndef PAGESIZE
272# define PAGESIZE sysconf (_SC_PAGESIZE) 326# define PAGESIZE sysconf (_SC_PAGESIZE)
273#endif 327#endif
274 328
275static int req_invoke (eio_req *req);
276#define EIO_FINISH(req) req_invoke (req)
277static void req_destroy (eio_req *grp);
278#define EIO_DESTROY(req) req_destroy (req)
279
280enum { 329enum {
281 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
282}; 331};
283 332
284#include "libeio/eio.c"
285
286typedef eio_req *aio_req; 333typedef eio_req *aio_req;
287typedef eio_req *aio_req_ornot; 334typedef eio_req *aio_req_ornot;
335typedef eio_wd aio_wd;
288 336
289static SV *on_next_submit; 337static SV *on_next_submit;
290static int next_pri = EIO_PRI_DEFAULT; 338static int next_pri = EIO_PRI_DEFAULT;
291static int max_outstanding; 339static int max_outstanding;
292 340
293static s_epipe respipe; 341static s_epipe respipe;
294 342
295static void req_destroy (aio_req req); 343static void req_destroy (aio_req req);
296static void req_cancel (aio_req req); 344static void req_cancel (aio_req req);
297 345
298static void want_poll (void) 346static void
347want_poll (void)
299{ 348{
300 /* write a dummy byte to the pipe so fh becomes ready */ 349 /* write a dummy byte to the pipe so fh becomes ready */
301 s_epipe_signal (&respipe); 350 s_epipe_signal (&respipe);
302} 351}
303 352
304static void done_poll (void) 353static void
354done_poll (void)
305{ 355{
306 /* read any signals sent by the worker threads */ 356 /* read any signals sent by the worker threads */
307 s_epipe_drain (&respipe); 357 s_epipe_drain (&respipe);
308} 358}
309 359
310/* must be called at most once */ 360/* must be called at most once */
361static SV *
311static SV *req_sv (aio_req req, HV *stash) 362req_sv (aio_req req, HV *stash)
312{ 363{
313 if (!req->self) 364 if (!req->self)
314 { 365 {
315 req->self = (SV *)newHV (); 366 req->self = (SV *)newHV ();
316 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 367 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
317 } 368 }
318 369
319 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 370 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
320} 371}
321 372
322static 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)
323{ 381{
324 MAGIC *mg; 382 MAGIC *mg;
325 383
326 if (!SvROK (sv) 384 if (!SvROK (sv)
385 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
327 || (SvSTASH (SvRV (sv)) != aio_grp_stash 386 || (SvSTASH (SvRV (sv)) != aio_grp_stash
328 && SvSTASH (SvRV (sv)) != aio_req_stash 387 && SvSTASH (SvRV (sv)) != aio_req_stash
329 && !sv_derived_from (sv, "IO::AIO::REQ"))) 388 && !sv_derived_from (sv, "IO::AIO::REQ")))
330 croak ("object of class IO::AIO::REQ expected"); 389 croak ("object of class IO::AIO::REQ expected");
331 390
332 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 391 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
333 392
334 return mg ? (aio_req)mg->mg_ptr : 0; 393 return mg ? (aio_req)mg->mg_ptr : 0;
335} 394}
336 395
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
337static void aio_grp_feed (aio_req grp) 408aio_grp_feed (aio_req grp)
338{ 409{
339 if (grp->sv2 && SvOK (grp->sv2)) 410 if (grp->sv2 && SvOK (grp->sv2))
340 { 411 {
341 dSP; 412 dSP;
342 413
… …
350 FREETMPS; 421 FREETMPS;
351 LEAVE; 422 LEAVE;
352 } 423 }
353} 424}
354 425
426static void
355static void req_submit (eio_req *req) 427req_submit (eio_req *req)
356{ 428{
357 eio_submit (req); 429 eio_submit (req);
358 430
359 if (expect_false (on_next_submit)) 431 if (expect_false (on_next_submit))
360 { 432 {
… …
367 PUTBACK; 439 PUTBACK;
368 call_sv (cb, G_DISCARD | G_EVAL); 440 call_sv (cb, G_DISCARD | G_EVAL);
369 } 441 }
370} 442}
371 443
444static int
372static int req_invoke (eio_req *req) 445req_invoke (eio_req *req)
373{ 446{
374 if (req->flags & FLAG_SV2_RO_OFF) 447 if (req->flags & FLAG_SV2_RO_OFF)
375 SvREADONLY_off (req->sv2); 448 SvREADONLY_off (req->sv2);
376 449
377 if (!EIO_CANCELLED (req) && req->callback) 450 if (!EIO_CANCELLED (req) && req->callback)
… …
398 SvREADONLY_on (sv_result); 471 SvREADONLY_on (sv_result);
399 } 472 }
400 473
401 switch (req->type) 474 switch (req->type)
402 { 475 {
476 case EIO_WD_OPEN:
477 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
478 break;
479
403 case EIO_READDIR: 480 case EIO_READDIR:
404 { 481 {
405 SV *rv = &PL_sv_undef; 482 SV *rv = &PL_sv_undef;
406 483
407 if (req->result >= 0) 484 if (req->result >= 0)
… …
495 case EIO_STATVFS: 572 case EIO_STATVFS:
496 case EIO_FSTATVFS: 573 case EIO_FSTATVFS:
497 { 574 {
498 SV *rv = &PL_sv_undef; 575 SV *rv = &PL_sv_undef;
499 576
577#ifndef _WIN32
500 if (req->result >= 0) 578 if (req->result >= 0)
501 { 579 {
502 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 580 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
503 HV *hv = newHV (); 581 HV *hv = newHV ();
504 582
… …
514 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);
515 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);
516 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);
517 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);
518 } 596 }
597#endif
519 598
520 PUSHs (rv); 599 PUSHs (rv);
521 } 600 }
522 601
523 break; 602 break;
… …
539 case EIO_NOP: 618 case EIO_NOP:
540 case EIO_BUSY: 619 case EIO_BUSY:
541 break; 620 break;
542 621
543 case EIO_READLINK: 622 case EIO_READLINK:
623 case EIO_REALPATH:
544 if (req->result > 0) 624 if (req->result > 0)
545 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); 625 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
546 break; 626 break;
547 627
548 case EIO_STAT: 628 case EIO_STAT:
549 case EIO_LSTAT: 629 case EIO_LSTAT:
550 case EIO_FSTAT: 630 case EIO_FSTAT:
551 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 631 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
632
552 PL_laststatval = req->result; 633 if (!(PL_laststatval = req->result))
634 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
553 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 635 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
636
554 PUSHs (sv_result); 637 PUSHs (sv_result);
555 break; 638 break;
556 639
557 case EIO_READ: 640 case EIO_READ:
558 { 641 {
… …
592 } 675 }
593 676
594 return !!SvTRUE (ERRSV); 677 return !!SvTRUE (ERRSV);
595} 678}
596 679
680static void
597static void req_destroy (aio_req req) 681req_destroy (aio_req req)
598{ 682{
599 if (req->self) 683 if (req->self)
600 { 684 {
601 sv_unmagic (req->self, PERL_MAGIC_ext); 685 sv_unmagic (req->self, PERL_MAGIC_ext);
602 SvREFCNT_dec (req->self); 686 SvREFCNT_dec (req->self);
603 } 687 }
604 688
605 SvREFCNT_dec (req->sv1); 689 SvREFCNT_dec (req->sv1);
606 SvREFCNT_dec (req->sv2); 690 SvREFCNT_dec (req->sv2);
691 SvREFCNT_dec (req->sv3);
692 SvREFCNT_dec (req->sv4);
607 SvREFCNT_dec (req->callback); 693 SvREFCNT_dec (req->callback);
608 694
609 Safefree (req); 695 free (req);
610} 696}
611 697
698static void
612static void req_cancel_subs (aio_req grp) 699req_cancel_subs (aio_req grp)
613{ 700{
614 aio_req sub;
615
616 if (grp->type != EIO_GROUP) 701 if (grp->type != EIO_GROUP)
617 return; 702 return;
618 703
619 SvREFCNT_dec (grp->sv2); 704 SvREFCNT_dec (grp->sv2);
620 grp->sv2 = 0; 705 grp->sv2 = 0;
621 706
622 eio_grp_cancel (grp); 707 eio_grp_cancel (grp);
623} 708}
624 709
625static void 710static void ecb_cold
626create_respipe (void) 711create_respipe (void)
627{ 712{
628 if (s_epipe_renew (&respipe)) 713 if (s_epipe_renew (&respipe))
629 croak ("IO::AIO: unable to initialize result pipe"); 714 croak ("IO::AIO: unable to initialize result pipe");
630} 715}
631 716
632static void poll_wait (void) 717static void
718poll_wait (void)
633{ 719{
634 while (eio_nreqs ()) 720 while (eio_nreqs ())
635 { 721 {
636 int size; 722 int size;
637 723
… …
646 732
647 s_epipe_wait (&respipe); 733 s_epipe_wait (&respipe);
648 } 734 }
649} 735}
650 736
651static int poll_cb (void) 737static int
738poll_cb (void)
652{ 739{
653 for (;;) 740 for (;;)
654 { 741 {
655 int res = eio_poll (); 742 int res = eio_poll ();
656 743
… …
662 749
663 poll_wait (); 750 poll_wait ();
664 } 751 }
665} 752}
666 753
667static void atfork_child (void) 754static void ecb_cold
755reinit (void)
668{ 756{
669 create_respipe (); 757 create_respipe ();
758
759 if (eio_init (want_poll, done_poll) < 0)
760 croak ("IO::AIO: unable to initialise eio library");
670} 761}
671 762
672/*****************************************************************************/ 763/*****************************************************************************/
673 764
674#if !_POSIX_MAPPED_FILES 765#if !_POSIX_MAPPED_FILES
… …
685# define MAP_FIXED 0 776# define MAP_FIXED 0
686#endif 777#endif
687 778
688#define MMAP_MAGIC PERL_MAGIC_ext 779#define MMAP_MAGIC PERL_MAGIC_ext
689 780
690static int 781static int ecb_cold
691mmap_free (pTHX_ SV *sv, MAGIC *mg) 782mmap_free (pTHX_ SV *sv, MAGIC *mg)
692{ 783{
693 int old_errno = errno; 784 int old_errno = errno;
694 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 785 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
695 errno = old_errno; 786 errno = old_errno;
… …
719{ 810{
720 SvGETMAGIC (cb_sv); 811 SvGETMAGIC (cb_sv);
721 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 812 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
722} 813}
723 814
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
724#define dREQ \ 835#define dREQ \
725 SV *cb_cv; \ 836 aio_req req = dreq (callback); \
726 aio_req req; \
727 int req_pri = next_pri; \
728 next_pri = EIO_PRI_DEFAULT; \
729 \
730 cb_cv = get_cb (callback); \
731 \
732 Newz (0, req, 1, eio_req); \
733 if (!req) \
734 croak ("out of memory during eio_req allocation"); \
735 \
736 req->callback = SvREFCNT_inc (cb_cv); \
737 req->pri = req_pri
738 837
739#define REQ_SEND \ 838#define REQ_SEND \
740 PUTBACK; \ 839 PUTBACK; \
741 req_submit (req); \ 840 req_submit (req); \
742 SPAGAIN; \ 841 SPAGAIN; \
743 \ 842 \
744 if (GIMME_V != G_VOID) \ 843 if (GIMME_V != G_VOID) \
745 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 = (aio_wd)(long)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 a string, 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;
746 911
747MODULE = IO::AIO PACKAGE = IO::AIO 912MODULE = IO::AIO PACKAGE = IO::AIO
748 913
749PROTOTYPES: ENABLE 914PROTOTYPES: ENABLE
750 915
… …
765 const_iv (O_CREAT) 930 const_iv (O_CREAT)
766 const_iv (O_TRUNC) 931 const_iv (O_TRUNC)
767 const_iv (O_EXCL) 932 const_iv (O_EXCL)
768 const_iv (O_APPEND) 933 const_iv (O_APPEND)
769 934
935 const_iv (O_ASYNC)
936 const_iv (O_DIRECT)
937 const_iv (O_NOATIME)
938
939 const_iv (O_CLOEXEC)
940 const_iv (O_NOCTTY)
941 const_iv (O_NOFOLLOW)
942 const_iv (O_NONBLOCK)
943 const_iv (O_EXEC)
944 const_iv (O_SEARCH)
945 const_iv (O_DIRECTORY)
946 const_iv (O_DSYNC)
947 const_iv (O_RSYNC)
948 const_iv (O_SYNC)
949 const_iv (O_TTY_INIT)
950
770 const_iv (S_IFIFO) 951 const_iv (S_IFIFO)
771 const_iv (S_IFCHR) 952 const_iv (S_IFCHR)
772 const_iv (S_IFBLK) 953 const_iv (S_IFBLK)
773 const_iv (S_IFLNK) 954 const_iv (S_IFLNK)
774 const_iv (S_IFREG) 955 const_iv (S_IFREG)
… …
831 1012
832 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1013 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
833 const_eio (SYNC_FILE_RANGE_WRITE) 1014 const_eio (SYNC_FILE_RANGE_WRITE)
834 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1015 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
835 1016
1017 const_eio (FALLOC_FL_KEEP_SIZE)
1018
836 const_eio (READDIR_DENTS) 1019 const_eio (READDIR_DENTS)
837 const_eio (READDIR_DIRS_FIRST) 1020 const_eio (READDIR_DIRS_FIRST)
838 const_eio (READDIR_STAT_ORDER) 1021 const_eio (READDIR_STAT_ORDER)
839 const_eio (READDIR_FOUND_UNKNOWN) 1022 const_eio (READDIR_FOUND_UNKNOWN)
840 1023
… …
850 }; 1033 };
851 1034
852 aio_stash = gv_stashpv ("IO::AIO" , 1); 1035 aio_stash = gv_stashpv ("IO::AIO" , 1);
853 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 1036 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
854 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);
855 1039
856 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--)
857 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1041 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
858 1042
859 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1043 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
860 1044
861 create_respipe (); 1045 reinit ();
862
863 if (eio_init (want_poll, done_poll) < 0)
864 croak ("IO::AIO: unable to initialise eio library");
865
866 /* atfork child called in fifo order, so before eio's handler */
867 X_THREAD_ATFORK (0, 0, atfork_child);
868} 1046}
1047
1048void
1049reinit ()
1050 PROTOTYPE:
869 1051
870void 1052void
871max_poll_reqs (unsigned int nreqs) 1053max_poll_reqs (unsigned int nreqs)
872 PROTOTYPE: $ 1054 PROTOTYPE: $
873 CODE: 1055 CODE:
… …
908 PROTOTYPE: $ 1090 PROTOTYPE: $
909 CODE: 1091 CODE:
910 max_outstanding = maxreqs; 1092 max_outstanding = maxreqs;
911 1093
912void 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
913aio_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)
914 PPCODE: 1108 PPCODE:
915{ 1109{
916 dREQ; 1110 dREQ;
917 1111
918 req->type = EIO_OPEN; 1112 req->type = EIO_OPEN;
919 req->sv1 = newSVsv (pathname); 1113 req_set_path1 (req, pathname);
920 req->ptr1 = SvPVbyte_nolen (req->sv1);
921 req->int1 = flags; 1114 req->int1 = flags;
922 req->int2 = mode; 1115 req->int2 = mode;
923 1116
924 REQ_SEND; 1117 REQ_SEND;
925} 1118}
… …
927void 1120void
928aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1121aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
929 ALIAS: 1122 ALIAS:
930 aio_fsync = EIO_FSYNC 1123 aio_fsync = EIO_FSYNC
931 aio_fdatasync = EIO_FDATASYNC 1124 aio_fdatasync = EIO_FDATASYNC
1125 aio_syncfs = EIO_SYNCFS
932 PPCODE: 1126 PPCODE:
933{ 1127{
934 int fd = s_fileno_croak (fh, 0); 1128 int fd = s_fileno_croak (fh, 0);
935 dREQ; 1129 dREQ;
936 1130
… …
957 1151
958 REQ_SEND (req); 1152 REQ_SEND (req);
959} 1153}
960 1154
961void 1155void
1156aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
1157 PPCODE:
1158{
1159 int fd = s_fileno_croak (fh, 0);
1160 dREQ;
1161
1162 req->type = EIO_FALLOCATE;
1163 req->sv1 = newSVsv (fh);
1164 req->int1 = fd;
1165 req->int2 = mode;
1166 req->offs = offset;
1167 req->size = len;
1168
1169 REQ_SEND (req);
1170}
1171
1172void
962aio_close (SV *fh, SV *callback=&PL_sv_undef) 1173aio_close (SV *fh, SV *callback=&PL_sv_undef)
963 PPCODE: 1174 PPCODE:
964{ 1175{
965 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 */
966 int fd = s_fileno_croak (fh, 0); 1177 int fd = s_fileno_croak (fh, 0);
967 dREQ; 1178 dREQ;
968 1179
969 if (close_pipe < 0) 1180 if (expect_false (close_fd < 0))
970 { 1181 {
971 int pipefd [2]; 1182 int pipefd [2];
972 1183
1184 if (
1185#ifdef _WIN32
1186 _pipe (pipefd, 1, _O_BINARY) < 0
1187#else
973 if (pipe (pipefd) < 0 1188 pipe (pipefd) < 0
974 || close (pipefd [1]) < 0
975 || 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 )
976 abort (); /*D*/ 1193 abort (); /*D*/
977 1194
978 close_pipe = pipefd [0]; 1195 close_fd = pipefd [0];
979 } 1196 }
980 1197
981 req->type = EIO_DUP2; 1198 req->type = EIO_DUP2;
982 req->int1 = close_pipe; 1199 req->int1 = close_fd;
983 req->sv2 = newSVsv (fh); 1200 req->sv2 = newSVsv (fh);
984 req->int2 = fd; 1201 req->int2 = fd;
985 1202
986 REQ_SEND (req); 1203 REQ_SEND (req);
987} 1204}
… …
1038 REQ_SEND; 1255 REQ_SEND;
1039 } 1256 }
1040} 1257}
1041 1258
1042void 1259void
1043aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1260aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1261 ALIAS:
1262 aio_readlink = EIO_READLINK
1263 aio_realpath = EIO_REALPATH
1044 PPCODE: 1264 PPCODE:
1045{ 1265{
1046 SV *data;
1047 dREQ; 1266 dREQ;
1048 1267
1049 req->type = EIO_READLINK; 1268 req->type = ix;
1050 req->sv1 = newSVsv (path); 1269 req_set_path1 (req, pathname);
1051 req->ptr1 = SvPVbyte_nolen (req->sv1);
1052 1270
1053 REQ_SEND; 1271 REQ_SEND;
1054} 1272}
1055 1273
1056void 1274void
… …
1096 aio_statvfs = EIO_STATVFS 1314 aio_statvfs = EIO_STATVFS
1097 PPCODE: 1315 PPCODE:
1098{ 1316{
1099 dREQ; 1317 dREQ;
1100 1318
1101 req->sv1 = newSVsv (fh_or_path); 1319 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1102
1103 if (SvPOK (req->sv1))
1104 {
1105 req->type = ix;
1106 req->ptr1 = SvPVbyte_nolen (req->sv1);
1107 }
1108 else
1109 {
1110 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1111 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1112 }
1113 1320
1114 REQ_SEND; 1321 REQ_SEND;
1115} 1322}
1116 1323
1117UV 1324UV
… …
1136{ 1343{
1137 dREQ; 1344 dREQ;
1138 1345
1139 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1346 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1140 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1347 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1141 req->sv1 = newSVsv (fh_or_path); 1348 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1142
1143 if (SvPOK (req->sv1))
1144 {
1145 req->type = EIO_UTIME;
1146 req->ptr1 = SvPVbyte_nolen (req->sv1);
1147 }
1148 else
1149 {
1150 req->type = EIO_FUTIME;
1151 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1152 }
1153 1349
1154 REQ_SEND; 1350 REQ_SEND;
1155} 1351}
1156 1352
1157void 1353void
1158aio_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)
1159 PPCODE: 1355 PPCODE:
1160{ 1356{
1161 dREQ; 1357 dREQ;
1162 1358
1163 req->sv1 = newSVsv (fh_or_path);
1164 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1359 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1165 1360 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1166 if (SvPOK (req->sv1))
1167 {
1168 req->type = EIO_TRUNCATE;
1169 req->ptr1 = SvPVbyte_nolen (req->sv1);
1170 }
1171 else
1172 {
1173 req->type = EIO_FTRUNCATE;
1174 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1175 }
1176 1361
1177 REQ_SEND; 1362 REQ_SEND;
1178} 1363}
1179 1364
1180void 1365void
1181aio_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)
1182 ALIAS:
1183 aio_chmod = EIO_CHMOD
1184 aio_mkdir = EIO_MKDIR
1185 PPCODE: 1367 PPCODE:
1186{ 1368{
1187 dREQ; 1369 dREQ;
1188 1370
1189 req->int2 = mode; 1371 req->int2 = mode;
1190 req->sv1 = newSVsv (fh_or_path); 1372 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1191
1192 if (SvPOK (req->sv1))
1193 {
1194 req->type = ix;
1195 req->ptr1 = SvPVbyte_nolen (req->sv1);
1196 }
1197 else
1198 {
1199 req->type = EIO_FCHMOD;
1200 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1201 }
1202 1373
1203 REQ_SEND; 1374 REQ_SEND;
1204} 1375}
1205 1376
1206void 1377void
… …
1209{ 1380{
1210 dREQ; 1381 dREQ;
1211 1382
1212 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1383 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1213 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1384 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1214 req->sv1 = newSVsv (fh_or_path); 1385 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1215
1216 if (SvPOK (req->sv1))
1217 {
1218 req->type = EIO_CHOWN;
1219 req->ptr1 = SvPVbyte_nolen (req->sv1);
1220 }
1221 else
1222 {
1223 req->type = EIO_FCHOWN;
1224 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1225 }
1226 1386
1227 REQ_SEND; 1387 REQ_SEND;
1228} 1388}
1229 1389
1230void 1390void
… …
1232 PPCODE: 1392 PPCODE:
1233{ 1393{
1234 dREQ; 1394 dREQ;
1235 1395
1236 req->type = EIO_READDIR; 1396 req->type = EIO_READDIR;
1237 req->sv1 = newSVsv (pathname);
1238 req->ptr1 = SvPVbyte_nolen (req->sv1);
1239 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; 1397 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1240 1398
1241 if (flags & EIO_READDIR_DENTS) 1399 if (flags & EIO_READDIR_DENTS)
1242 req->int1 |= EIO_READDIR_CUSTOM2; 1400 req->int1 |= EIO_READDIR_CUSTOM2;
1243 1401
1402 req_set_path1 (req, pathname);
1403
1244 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;
1245} 1418}
1246 1419
1247void 1420void
1248aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1421aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1249 ALIAS: 1422 ALIAS:
… …
1253 PPCODE: 1426 PPCODE:
1254{ 1427{
1255 dREQ; 1428 dREQ;
1256 1429
1257 req->type = ix; 1430 req->type = ix;
1258 req->sv1 = newSVsv (pathname); 1431 req_set_path1 (req, pathname);
1259 req->ptr1 = SvPVbyte_nolen (req->sv1);
1260 1432
1261 REQ_SEND; 1433 REQ_SEND;
1262} 1434}
1263 1435
1264void 1436void
… …
1267 aio_link = EIO_LINK 1439 aio_link = EIO_LINK
1268 aio_symlink = EIO_SYMLINK 1440 aio_symlink = EIO_SYMLINK
1269 aio_rename = EIO_RENAME 1441 aio_rename = EIO_RENAME
1270 PPCODE: 1442 PPCODE:
1271{ 1443{
1444 eio_wd wd2 = 0;
1272 dREQ; 1445 dREQ;
1273 1446
1274 req->type = ix; 1447 req->type = ix;
1275 req->sv1 = newSVsv (oldpath); 1448 req_set_path1 (req, oldpath);
1276 req->ptr1 = SvPVbyte_nolen (req->sv1); 1449 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1277 req->sv2 = newSVsv (newpath); 1450 req->int3 = (long)wd2;
1278 req->ptr2 = SvPVbyte_nolen (req->sv2);
1279 1451
1280 REQ_SEND; 1452 REQ_SEND;
1281} 1453}
1282 1454
1283void 1455void
… …
1285 PPCODE: 1457 PPCODE:
1286{ 1458{
1287 dREQ; 1459 dREQ;
1288 1460
1289 req->type = EIO_MKNOD; 1461 req->type = EIO_MKNOD;
1290 req->sv1 = newSVsv (pathname);
1291 req->ptr1 = SvPVbyte_nolen (req->sv1);
1292 req->int2 = (mode_t)mode; 1462 req->int2 = (mode_t)mode;
1293 req->offs = dev; 1463 req->offs = dev;
1464 req_set_path1 (req, pathname);
1294 1465
1295 REQ_SEND; 1466 REQ_SEND;
1296} 1467}
1297 1468
1298void 1469void
… …
1498 CODE: 1669 CODE:
1499 RETVAL = posix_fadvise (fh, offset, length, advice); 1670 RETVAL = posix_fadvise (fh, offset, length, advice);
1500 OUTPUT: 1671 OUTPUT:
1501 RETVAL 1672 RETVAL
1502 1673
1503ssize_t 1674IV
1504sendfile (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)
1505 CODE: 1676 CODE:
1506 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1677 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1507 OUTPUT: 1678 OUTPUT:
1508 RETVAL 1679 RETVAL
… …
1620 SvREFCNT_dec (on_next_submit); 1791 SvREFCNT_dec (on_next_submit);
1621 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1792 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1622 1793
1623PROTOTYPES: DISABLE 1794PROTOTYPES: DISABLE
1624 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
1625MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1824MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1626 1825
1627void 1826void
1628cancel (aio_req_ornot req) 1827cancel (aio_req_ornot req)
1629 CODE: 1828 CODE:

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