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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> |
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17 | |
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18 | /* perl namespace pollution */ |
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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 |
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… | |
77 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
80 | typedef 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; |
87 | |
90 | |
88 | #include "libeio/eio.h" |
91 | #include "libeio/eio.h" |
89 | |
92 | |
90 | static int req_invoke (eio_req *req); |
93 | static int req_invoke (eio_req *req); |
91 | #define EIO_FINISH(req) req_invoke (req) |
94 | #define EIO_FINISH(req) req_invoke (req) |
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… | |
101 | #include "libeio/eio.c" |
104 | #include "libeio/eio.c" |
102 | |
105 | |
103 | typedef eio_req *aio_req; |
106 | typedef eio_req *aio_req; |
104 | typedef eio_req *aio_req_ornot; |
107 | typedef eio_req *aio_req_ornot; |
105 | |
108 | |
106 | static unsigned int max_outstanding = 0x7fffffff; |
109 | static SV *on_next_submit; |
107 | |
110 | static int next_pri = EIO_PRI_DEFAULT; |
108 | static int next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; |
111 | static int max_outstanding; |
109 | |
112 | |
110 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
113 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
111 | |
114 | |
112 | static void req_destroy (aio_req req); |
115 | static void req_destroy (aio_req req); |
113 | static void req_cancel (aio_req req); |
116 | static void req_cancel (aio_req req); |
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166 | FREETMPS; |
169 | FREETMPS; |
167 | LEAVE; |
170 | LEAVE; |
168 | } |
171 | } |
169 | } |
172 | } |
170 | |
173 | |
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174 | static void req_submit (eio_req *req) |
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175 | { |
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176 | eio_submit (req); |
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177 | |
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178 | if (on_next_submit) |
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179 | { |
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180 | dSP; |
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181 | SV *cb = sv_2mortal (on_next_submit); |
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182 | |
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183 | on_next_submit = 0; |
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184 | |
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185 | PUSHMARK (SP); |
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186 | PUTBACK; |
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187 | call_sv (cb, G_DISCARD | G_EVAL); |
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188 | } |
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189 | } |
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190 | |
171 | static int req_invoke (eio_req *req) |
191 | static int req_invoke (eio_req *req) |
172 | { |
192 | { |
173 | dSP; |
193 | dSP; |
174 | |
194 | |
175 | if (req->flags & FLAG_SV2_RO_OFF) |
195 | if (req->flags & FLAG_SV2_RO_OFF) |
… | |
… | |
260 | case EIO_BUSY: |
280 | case EIO_BUSY: |
261 | break; |
281 | break; |
262 | |
282 | |
263 | case EIO_READLINK: |
283 | case EIO_READLINK: |
264 | if (req->result > 0) |
284 | if (req->result > 0) |
265 | { |
285 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
266 | SvCUR_set (req->sv2, req->result); |
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267 | *SvEND (req->sv2) = 0; |
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268 | PUSHs (req->sv2); |
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269 | } |
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270 | break; |
286 | break; |
271 | |
287 | |
272 | case EIO_STAT: |
288 | case EIO_STAT: |
273 | case EIO_LSTAT: |
289 | case EIO_LSTAT: |
274 | case EIO_FSTAT: |
290 | case EIO_FSTAT: |
… | |
… | |
405 | } |
421 | } |
406 | } |
422 | } |
407 | |
423 | |
408 | static int poll_cb (void) |
424 | static int poll_cb (void) |
409 | { |
425 | { |
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426 | int res; |
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427 | |
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428 | do |
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429 | { |
410 | int res = eio_poll (); |
430 | res = eio_poll (); |
411 | |
431 | |
412 | if (res > 0) |
432 | if (res > 0) |
413 | croak (0); |
433 | croak (0); |
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434 | } |
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435 | while (max_outstanding && max_outstanding <= eio_nreqs ()); |
414 | |
436 | |
415 | return res; |
437 | return res; |
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438 | } |
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439 | |
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440 | static void atfork_child (void) |
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441 | { |
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442 | create_respipe (); |
416 | } |
443 | } |
417 | |
444 | |
418 | #define dREQ \ |
445 | #define dREQ \ |
419 | aio_req req; \ |
446 | aio_req req; \ |
420 | int req_pri = next_pri; \ |
447 | int req_pri = next_pri; \ |
421 | next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; \ |
448 | next_pri = EIO_PRI_DEFAULT; \ |
422 | \ |
449 | \ |
423 | if (SvOK (callback) && !SvROK (callback)) \ |
450 | if (SvOK (callback) && !SvROK (callback)) \ |
424 | croak ("callback must be undef or of reference type"); \ |
451 | croak ("callback must be undef or of reference type"); \ |
425 | \ |
452 | \ |
426 | Newz (0, req, 1, eio_req); \ |
453 | Newz (0, req, 1, eio_req); \ |
… | |
… | |
429 | \ |
456 | \ |
430 | req->callback = newSVsv (callback); \ |
457 | req->callback = newSVsv (callback); \ |
431 | req->pri = req_pri |
458 | req->pri = req_pri |
432 | |
459 | |
433 | #define REQ_SEND \ |
460 | #define REQ_SEND \ |
434 | eio_submit (req); \ |
461 | req_submit (req); \ |
435 | \ |
462 | \ |
436 | if (GIMME_V != G_VOID) \ |
463 | if (GIMME_V != G_VOID) \ |
437 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
464 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
438 | |
465 | |
439 | MODULE = IO::AIO PACKAGE = IO::AIO |
466 | MODULE = IO::AIO PACKAGE = IO::AIO |
… | |
… | |
464 | |
491 | |
465 | create_respipe (); |
492 | create_respipe (); |
466 | |
493 | |
467 | if (eio_init (want_poll, done_poll) < 0) |
494 | if (eio_init (want_poll, done_poll) < 0) |
468 | croak ("IO::AIO: unable to initialise eio library"); |
495 | croak ("IO::AIO: unable to initialise eio library"); |
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496 | |
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497 | /* atfork child called in fifo order, so before eio's handler */ |
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498 | X_THREAD_ATFORK (0, 0, atfork_child); |
469 | } |
499 | } |
470 | |
500 | |
471 | void |
501 | void |
472 | max_poll_reqs (int nreqs) |
502 | max_poll_reqs (int nreqs) |
473 | PROTOTYPE: $ |
503 | PROTOTYPE: $ |
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630 | PPCODE: |
660 | PPCODE: |
631 | { |
661 | { |
632 | SV *data; |
662 | SV *data; |
633 | dREQ; |
663 | dREQ; |
634 | |
664 | |
635 | data = newSV (NAME_MAX); |
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636 | SvPOK_on (data); |
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637 | |
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638 | req->type = EIO_READLINK; |
665 | req->type = EIO_READLINK; |
639 | req->sv1 = newSVsv (path); |
666 | req->sv1 = newSVsv (path); |
640 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
667 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
641 | req->sv2 = data; |
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642 | req->ptr2 = SvPVbyte_nolen (data); |
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643 | |
668 | |
644 | REQ_SEND; |
669 | REQ_SEND; |
645 | } |
670 | } |
646 | |
671 | |
647 | void |
672 | void |
… | |
… | |
685 | aio_lstat = EIO_LSTAT |
710 | aio_lstat = EIO_LSTAT |
686 | PPCODE: |
711 | PPCODE: |
687 | { |
712 | { |
688 | dREQ; |
713 | dREQ; |
689 | |
714 | |
690 | req->ptr2 = malloc (sizeof (EIO_STRUCT_STAT)); |
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691 | if (!req->ptr2) |
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692 | { |
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693 | req_destroy (req); |
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694 | croak ("out of memory during aio_stat statdata allocation"); |
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695 | } |
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696 | |
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697 | req->flags |= EIO_FLAG_PTR2_FREE; |
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698 | req->sv1 = newSVsv (fh_or_path); |
715 | req->sv1 = newSVsv (fh_or_path); |
699 | |
716 | |
700 | if (SvPOK (fh_or_path)) |
717 | if (SvPOK (req->sv1)) |
701 | { |
718 | { |
702 | req->type = ix; |
719 | req->type = ix; |
703 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
720 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
704 | } |
721 | } |
705 | else |
722 | else |
… | |
… | |
719 | |
736 | |
720 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
737 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
721 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
738 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
722 | req->sv1 = newSVsv (fh_or_path); |
739 | req->sv1 = newSVsv (fh_or_path); |
723 | |
740 | |
724 | if (SvPOK (fh_or_path)) |
741 | if (SvPOK (req->sv1)) |
725 | { |
742 | { |
726 | req->type = EIO_UTIME; |
743 | req->type = EIO_UTIME; |
727 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
744 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
728 | } |
745 | } |
729 | else |
746 | else |
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… | |
742 | dREQ; |
759 | dREQ; |
743 | |
760 | |
744 | req->sv1 = newSVsv (fh_or_path); |
761 | req->sv1 = newSVsv (fh_or_path); |
745 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
762 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
746 | |
763 | |
747 | if (SvPOK (fh_or_path)) |
764 | if (SvPOK (req->sv1)) |
748 | { |
765 | { |
749 | req->type = EIO_TRUNCATE; |
766 | req->type = EIO_TRUNCATE; |
750 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
767 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
751 | } |
768 | } |
752 | else |
769 | else |
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760 | |
777 | |
761 | void |
778 | void |
762 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
779 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
763 | ALIAS: |
780 | ALIAS: |
764 | aio_chmod = EIO_CHMOD |
781 | aio_chmod = EIO_CHMOD |
765 | aio_fchmod = EIO_FCHMOD |
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766 | aio_mkdir = EIO_MKDIR |
782 | aio_mkdir = EIO_MKDIR |
767 | PPCODE: |
783 | PPCODE: |
768 | { |
784 | { |
769 | dREQ; |
785 | dREQ; |
770 | |
786 | |
771 | req->type = ix; |
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772 | req->int2 = mode; |
787 | req->int2 = mode; |
773 | req->sv1 = newSVsv (fh_or_path); |
788 | req->sv1 = newSVsv (fh_or_path); |
774 | |
789 | |
775 | if (ix == EIO_FCHMOD) |
790 | if (SvPOK (req->sv1)) |
776 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
791 | { |
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792 | req->type = ix; |
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793 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
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794 | } |
777 | else |
795 | else |
778 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
796 | { |
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797 | req->type = EIO_FCHMOD; |
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798 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
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|
799 | } |
779 | |
800 | |
780 | REQ_SEND; |
801 | REQ_SEND; |
781 | } |
802 | } |
782 | |
803 | |
783 | void |
804 | void |
… | |
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788 | |
809 | |
789 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
810 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
790 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
811 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
791 | req->sv1 = newSVsv (fh_or_path); |
812 | req->sv1 = newSVsv (fh_or_path); |
792 | |
813 | |
793 | if (SvPOK (fh_or_path)) |
814 | if (SvPOK (req->sv1)) |
794 | { |
815 | { |
795 | req->type = EIO_CHOWN; |
816 | req->type = EIO_CHOWN; |
796 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
817 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
797 | } |
818 | } |
798 | else |
819 | else |
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… | |
896 | |
917 | |
897 | int |
918 | int |
898 | aioreq_pri (int pri = 0) |
919 | aioreq_pri (int pri = 0) |
899 | PROTOTYPE: ;$ |
920 | PROTOTYPE: ;$ |
900 | CODE: |
921 | CODE: |
901 | RETVAL = next_pri - EIO_PRI_BIAS; |
922 | RETVAL = next_pri; |
902 | if (items > 0) |
923 | if (items > 0) |
903 | { |
924 | { |
904 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
925 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
905 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
926 | if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX; |
906 | next_pri = pri + EIO_PRI_BIAS; |
927 | next_pri = pri; |
907 | } |
928 | } |
908 | OUTPUT: |
929 | OUTPUT: |
909 | RETVAL |
930 | RETVAL |
910 | |
931 | |
911 | void |
932 | void |
912 | aioreq_nice (int nice = 0) |
933 | aioreq_nice (int nice = 0) |
913 | CODE: |
934 | CODE: |
914 | nice = next_pri - nice; |
935 | nice = next_pri - nice; |
915 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
936 | if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN; |
916 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
937 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
917 | next_pri = nice + EIO_PRI_BIAS; |
938 | next_pri = nice; |
918 | |
939 | |
919 | void |
940 | void |
920 | flush () |
941 | flush () |
921 | PROTOTYPE: |
942 | PROTOTYPE: |
922 | CODE: |
943 | CODE: |
923 | while (nreqs) |
944 | while (eio_nreqs ()) |
924 | { |
945 | { |
925 | poll_wait (); |
946 | poll_wait (); |
926 | poll_cb (); |
947 | poll_cb (); |
927 | } |
948 | } |
928 | |
949 | |
… | |
… | |
989 | RETVAL = started; |
1010 | RETVAL = started; |
990 | if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
1011 | if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
991 | OUTPUT: |
1012 | OUTPUT: |
992 | RETVAL |
1013 | RETVAL |
993 | |
1014 | |
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1015 | void _on_next_submit (SV *cb) |
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1016 | CODE: |
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1017 | SvREFCNT_dec (on_next_submit); |
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1018 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
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1019 | |
994 | PROTOTYPES: DISABLE |
1020 | PROTOTYPES: DISABLE |
995 | |
1021 | |
996 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1022 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
997 | |
1023 | |
998 | void |
1024 | void |