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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.116 by root, Sat May 10 19:25:33 2008 UTC vs.
Revision 1.124 by root, Thu May 29 03:20:40 2008 UTC

… …
12#include <sys/types.h> 12#include <sys/types.h>
13#include <sys/stat.h> 13#include <sys/stat.h>
14#include <limits.h> 14#include <limits.h>
15#include <fcntl.h> 15#include <fcntl.h>
16#include <sched.h> 16#include <sched.h>
17
18/* perl namespace pollution */
19#undef VERSION
17 20
18#ifdef _WIN32 21#ifdef _WIN32
19 22
20# define EIO_STRUCT_DIRENT Direntry_t 23# define EIO_STRUCT_DIRENT Direntry_t
21# undef malloc 24# undef malloc
… …
77typedef SV SV8; /* byte-sv, used for argument-checking */ 80typedef SV SV8; /* byte-sv, used for argument-checking */
78 81
79#define AIO_REQ_KLASS "IO::AIO::REQ" 82#define AIO_REQ_KLASS "IO::AIO::REQ"
80#define AIO_GRP_KLASS "IO::AIO::GRP" 83#define AIO_GRP_KLASS "IO::AIO::GRP"
81 84
82#define EIO_COMMON \ 85#define EIO_REQ_MEMBERS \
83 SV *callback; \ 86 SV *callback; \
84 SV *sv1, *sv2; \ 87 SV *sv1, *sv2; \
85 STRLEN stroffset; \ 88 STRLEN stroffset; \
86 SV *self 89 SV *self;
90
91#define EIO_NO_WRAPPERS 1
87 92
88#include "libeio/eio.h" 93#include "libeio/eio.h"
89 94
90static int req_invoke (eio_req *req); 95static int req_invoke (eio_req *req);
91#define EIO_FINISH(req) req_invoke (req) 96#define EIO_FINISH(req) req_invoke (req)
… …
101#include "libeio/eio.c" 106#include "libeio/eio.c"
102 107
103typedef eio_req *aio_req; 108typedef eio_req *aio_req;
104typedef eio_req *aio_req_ornot; 109typedef eio_req *aio_req_ornot;
105 110
111static SV *on_next_submit;
112static int next_pri = EIO_PRI_DEFAULT;
106static int max_outstanding = 0; 113static int max_outstanding;
107
108static int next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS;
109 114
110static int respipe_osf [2], respipe [2] = { -1, -1 }; 115static int respipe_osf [2], respipe [2] = { -1, -1 };
111 116
112static void req_destroy (aio_req req); 117static void req_destroy (aio_req req);
113static void req_cancel (aio_req req); 118static void req_cancel (aio_req req);
… …
166 FREETMPS; 171 FREETMPS;
167 LEAVE; 172 LEAVE;
168 } 173 }
169} 174}
170 175
176static void req_submit (eio_req *req)
177{
178 eio_submit (req);
179
180 if (on_next_submit)
181 {
182 dSP;
183 SV *cb = sv_2mortal (on_next_submit);
184
185 on_next_submit = 0;
186
187 PUSHMARK (SP);
188 PUTBACK;
189 call_sv (cb, G_DISCARD | G_EVAL);
190 }
191}
192
171static int req_invoke (eio_req *req) 193static int req_invoke (eio_req *req)
172{ 194{
173 dSP; 195 dSP;
174 196
175 if (req->flags & FLAG_SV2_RO_OFF) 197 if (req->flags & FLAG_SV2_RO_OFF)
… …
260 case EIO_BUSY: 282 case EIO_BUSY:
261 break; 283 break;
262 284
263 case EIO_READLINK: 285 case EIO_READLINK:
264 if (req->result > 0) 286 if (req->result > 0)
265 { 287 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
266 SvCUR_set (req->sv2, req->result);
267 *SvEND (req->sv2) = 0;
268 PUSHs (req->sv2);
269 }
270 break; 288 break;
271 289
272 case EIO_STAT: 290 case EIO_STAT:
273 case EIO_LSTAT: 291 case EIO_LSTAT:
274 case EIO_FSTAT: 292 case EIO_FSTAT:
… …
394 X_UNLOCK (reslock); 412 X_UNLOCK (reslock);
395 413
396 if (size) 414 if (size)
397 return; 415 return;
398 416
399 maybe_start_thread (); 417 etp_maybe_start_thread ();
400 418
401 FD_ZERO (&rfd); 419 FD_ZERO (&rfd);
402 FD_SET (respipe [0], &rfd); 420 FD_SET (respipe [0], &rfd);
403 421
404 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); 422 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
405 } 423 }
406} 424}
407 425
408static int poll_cb (void) 426static int poll_cb (void)
409{ 427{
410 int res; 428 for (;;)
411
412 do
413 { 429 {
414 res = eio_poll (); 430 int res = eio_poll ();
415 431
416 if (res > 0) 432 if (res > 0)
417 croak (0); 433 croak (0);
434
435 if (!max_outstanding || max_outstanding > eio_nreqs ())
436 return res;
437
438 poll_wait ();
418 } 439 }
419 while (max_outstanding && max_outstanding <= eio_nreqs ());
420
421 return res;
422} 440}
423 441
424static void atfork_child (void) 442static void atfork_child (void)
425{ 443{
426 create_respipe (); 444 create_respipe ();
427} 445}
428 446
429#define dREQ \ 447#define dREQ \
430 aio_req req; \ 448 aio_req req; \
431 int req_pri = next_pri; \ 449 int req_pri = next_pri; \
432 next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; \ 450 next_pri = EIO_PRI_DEFAULT; \
433 \ 451 \
434 if (SvOK (callback) && !SvROK (callback)) \ 452 if (SvOK (callback) && !SvROK (callback)) \
435 croak ("callback must be undef or of reference type"); \ 453 croak ("callback must be undef or of reference type"); \
436 \ 454 \
437 Newz (0, req, 1, eio_req); \ 455 Newz (0, req, 1, eio_req); \
… …
440 \ 458 \
441 req->callback = newSVsv (callback); \ 459 req->callback = newSVsv (callback); \
442 req->pri = req_pri 460 req->pri = req_pri
443 461
444#define REQ_SEND \ 462#define REQ_SEND \
445 eio_submit (req); \ 463 req_submit (req); \
446 \ 464 \
447 if (GIMME_V != G_VOID) \ 465 if (GIMME_V != G_VOID) \
448 XPUSHs (req_sv (req, AIO_REQ_KLASS)); 466 XPUSHs (req_sv (req, AIO_REQ_KLASS));
449 467
450MODULE = IO::AIO PACKAGE = IO::AIO 468MODULE = IO::AIO PACKAGE = IO::AIO
… …
458 newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); 476 newCONSTSUB (stash, "EXDEV", newSViv (EXDEV));
459 newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); 477 newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY));
460 newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); 478 newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY));
461 newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); 479 newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT));
462 newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); 480 newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC));
463#ifdef _WIN32 481#ifndef _WIN32
464 X_MUTEX_CHECK (wrklock);
465 X_MUTEX_CHECK (reslock);
466 X_MUTEX_CHECK (reqlock);
467 X_MUTEX_CHECK (reqwait);
468 X_MUTEX_CHECK (preadwritelock);
469 X_MUTEX_CHECK (readdirlock);
470
471 X_COND_CHECK (reqwait);
472#else
473 newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); 482 newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO));
474#endif 483#endif
475 484
476 create_respipe (); 485 create_respipe ();
477 486
… …
644 PPCODE: 653 PPCODE:
645{ 654{
646 SV *data; 655 SV *data;
647 dREQ; 656 dREQ;
648 657
649 data = newSV (NAME_MAX);
650 SvPOK_on (data);
651
652 req->type = EIO_READLINK; 658 req->type = EIO_READLINK;
653 req->sv1 = newSVsv (path); 659 req->sv1 = newSVsv (path);
654 req->ptr1 = SvPVbyte_nolen (req->sv1); 660 req->ptr1 = SvPVbyte_nolen (req->sv1);
655 req->sv2 = data;
656 req->ptr2 = SvPVbyte_nolen (data);
657 661
658 REQ_SEND; 662 REQ_SEND;
659} 663}
660 664
661void 665void
… …
699 aio_lstat = EIO_LSTAT 703 aio_lstat = EIO_LSTAT
700 PPCODE: 704 PPCODE:
701{ 705{
702 dREQ; 706 dREQ;
703 707
704 req->ptr2 = malloc (sizeof (EIO_STRUCT_STAT));
705 if (!req->ptr2)
706 {
707 req_destroy (req);
708 croak ("out of memory during aio_stat statdata allocation");
709 }
710
711 req->flags |= EIO_FLAG_PTR2_FREE;
712 req->sv1 = newSVsv (fh_or_path); 708 req->sv1 = newSVsv (fh_or_path);
713 709
714 if (SvPOK (fh_or_path)) 710 if (SvPOK (req->sv1))
715 { 711 {
716 req->type = ix; 712 req->type = ix;
717 req->ptr1 = SvPVbyte_nolen (req->sv1); 713 req->ptr1 = SvPVbyte_nolen (req->sv1);
718 } 714 }
719 else 715 else
… …
733 729
734 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 730 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
735 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 731 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
736 req->sv1 = newSVsv (fh_or_path); 732 req->sv1 = newSVsv (fh_or_path);
737 733
738 if (SvPOK (fh_or_path)) 734 if (SvPOK (req->sv1))
739 { 735 {
740 req->type = EIO_UTIME; 736 req->type = EIO_UTIME;
741 req->ptr1 = SvPVbyte_nolen (req->sv1); 737 req->ptr1 = SvPVbyte_nolen (req->sv1);
742 } 738 }
743 else 739 else
… …
756 dREQ; 752 dREQ;
757 753
758 req->sv1 = newSVsv (fh_or_path); 754 req->sv1 = newSVsv (fh_or_path);
759 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 755 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
760 756
761 if (SvPOK (fh_or_path)) 757 if (SvPOK (req->sv1))
762 { 758 {
763 req->type = EIO_TRUNCATE; 759 req->type = EIO_TRUNCATE;
764 req->ptr1 = SvPVbyte_nolen (req->sv1); 760 req->ptr1 = SvPVbyte_nolen (req->sv1);
765 } 761 }
766 else 762 else
… …
774 770
775void 771void
776aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 772aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)
777 ALIAS: 773 ALIAS:
778 aio_chmod = EIO_CHMOD 774 aio_chmod = EIO_CHMOD
779 aio_fchmod = EIO_FCHMOD
780 aio_mkdir = EIO_MKDIR 775 aio_mkdir = EIO_MKDIR
781 PPCODE: 776 PPCODE:
782{ 777{
783 dREQ; 778 dREQ;
784 779
785 req->type = ix;
786 req->int2 = mode; 780 req->int2 = mode;
787 req->sv1 = newSVsv (fh_or_path); 781 req->sv1 = newSVsv (fh_or_path);
788 782
789 if (ix == EIO_FCHMOD) 783 if (SvPOK (req->sv1))
790 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); 784 {
785 req->type = ix;
786 req->ptr1 = SvPVbyte_nolen (req->sv1);
787 }
791 else 788 else
792 req->ptr1 = SvPVbyte_nolen (req->sv1); 789 {
790 req->type = EIO_FCHMOD;
791 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
792 }
793 793
794 REQ_SEND; 794 REQ_SEND;
795} 795}
796 796
797void 797void
… …
802 802
803 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 803 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
804 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 804 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
805 req->sv1 = newSVsv (fh_or_path); 805 req->sv1 = newSVsv (fh_or_path);
806 806
807 if (SvPOK (fh_or_path)) 807 if (SvPOK (req->sv1))
808 { 808 {
809 req->type = EIO_CHOWN; 809 req->type = EIO_CHOWN;
810 req->ptr1 = SvPVbyte_nolen (req->sv1); 810 req->ptr1 = SvPVbyte_nolen (req->sv1);
811 } 811 }
812 else 812 else
… …
910 910
911int 911int
912aioreq_pri (int pri = 0) 912aioreq_pri (int pri = 0)
913 PROTOTYPE: ;$ 913 PROTOTYPE: ;$
914 CODE: 914 CODE:
915 RETVAL = next_pri - EIO_PRI_BIAS; 915 RETVAL = next_pri;
916 if (items > 0) 916 if (items > 0)
917 { 917 {
918 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 918 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
919 if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; 919 if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX;
920 next_pri = pri + EIO_PRI_BIAS; 920 next_pri = pri;
921 } 921 }
922 OUTPUT: 922 OUTPUT:
923 RETVAL 923 RETVAL
924 924
925void 925void
926aioreq_nice (int nice = 0) 926aioreq_nice (int nice = 0)
927 CODE: 927 CODE:
928 nice = next_pri - nice; 928 nice = next_pri - nice;
929 if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; 929 if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN;
930 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; 930 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
931 next_pri = nice + EIO_PRI_BIAS; 931 next_pri = nice;
932 932
933void 933void
934flush () 934flush ()
935 PROTOTYPE: 935 PROTOTYPE:
936 CODE: 936 CODE:
… …
997 997
998int 998int
999nthreads() 999nthreads()
1000 PROTOTYPE: 1000 PROTOTYPE:
1001 CODE: 1001 CODE:
1002 if (WORDACCESS_UNSAFE) X_LOCK (wrklock); 1002 RETVAL = eio_nthreads ();
1003 RETVAL = started;
1004 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1005 OUTPUT: 1003 OUTPUT:
1006 RETVAL 1004 RETVAL
1005
1006void _on_next_submit (SV *cb)
1007 CODE:
1008 SvREFCNT_dec (on_next_submit);
1009 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1007 1010
1008PROTOTYPES: DISABLE 1011PROTOTYPES: DISABLE
1009 1012
1010MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1013MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1011 1014

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