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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.192 by root, Sun Jul 24 03:32:52 2011 UTC vs.
Revision 1.212 by root, Sun Apr 8 00:11:50 2012 UTC

… …
17#include <fcntl.h> 17#include <fcntl.h>
18#include <sched.h> 18#include <sched.h>
19 19
20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES 20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
21# include <sys/mman.h> 21# include <sys/mman.h>
22#endif
23
24#if __linux__
25# include <linux/fs.h>
26# ifdef FS_IOC_FIEMAP
27# include <linux/types.h>
28# include <linux/fiemap.h>
29# define HAVE_FIEMAP 1
30# endif
22#endif 31#endif
23 32
24/* perl namespace pollution */ 33/* perl namespace pollution */
25#undef VERSION 34#undef VERSION
26 35
… …
62 #undef dup 71 #undef dup
63 #undef dup2 72 #undef dup2
64 #undef abort 73 #undef abort
65 #undef pipe 74 #undef pipe
66 75
76 #define EIO_STRUCT_STAT struct _stati64
77 #define EIO_STRUCT_STATI64
78
67#else 79#else
68 80
69 #include <sys/time.h> 81 #include <sys/time.h>
70 #include <sys/select.h> 82 #include <sys/select.h>
71 #include <unistd.h> 83 #include <unistd.h>
72 #include <utime.h> 84 #include <utime.h>
73 #include <signal.h> 85 #include <signal.h>
74 86
75#endif
76
77#define EIO_STRUCT_STAT Stat_t 87 #define EIO_STRUCT_STAT Stat_t
78 88
79/* use NV for 32 bit perls as it allows larger offsets */
80#if IVSIZE >= 8
81# define VAL64 IV
82# define SvVAL64 SvIV
83# define newSVval64 newSViv
84#else
85# define VAL64 NV
86# define SvVAL64 SvNV
87# define newSVval64 newSVnv
88#endif 89#endif
89 90
90/*****************************************************************************/ 91/*****************************************************************************/
91 92
92#if __GNUC__ >= 3 93#if __GNUC__ >= 3
… …
102 103
103typedef SV SV8; /* byte-sv, used for argument-checking */ 104typedef SV SV8; /* byte-sv, used for argument-checking */
104typedef int aio_rfd; /* read file desriptor */ 105typedef int aio_rfd; /* read file desriptor */
105typedef int aio_wfd; /* write file descriptor */ 106typedef int aio_wfd; /* write file descriptor */
106 107
107static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 108static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
108 109
109#define EIO_REQ_MEMBERS \ 110#define EIO_REQ_MEMBERS \
110 SV *callback; \ 111 SV *callback; \
111 SV *sv1, *sv2; \ 112 SV *sv1, *sv2; \
113 SV *sv3, *sv4; \
112 STRLEN stroffset; \ 114 STRLEN stroffset; \
113 SV *self; 115 SV *self;
114 116
115#define EIO_NO_WRAPPERS 1 117#define EIO_NO_WRAPPERS 1
116 118
… …
122static void req_destroy (eio_req *grp); 124static void req_destroy (eio_req *grp);
123#define EIO_DESTROY(req) req_destroy (req) 125#define EIO_DESTROY(req) req_destroy (req)
124 126
125#include "libeio/eio.c" 127#include "libeio/eio.c"
126 128
127/* Linux/others */
128#ifndef O_ASYNC
129# define O_ASYNC 0
130#endif
131#ifndef O_DIRECT
132# define O_DIRECT 0
133#endif
134#ifndef O_NOATIME
135# define O_NOATIME 0
136#endif
137
138/* POSIX */
139#ifndef O_CLOEXEC
140# define O_CLOEXEC 0
141#endif
142#ifndef O_NOFOLLOW
143# define O_NOFOLLOW 0
144#endif
145#ifndef O_NOCTTY
146# define O_NOCTTY 0
147#endif
148#ifndef O_NONBLOCK
149# define O_NONBLOCK 0
150#endif
151#ifndef O_EXEC
152# define O_EXEC 0
153#endif
154#ifndef O_SEARCH
155# define O_SEARCH 0
156#endif
157#ifndef O_DIRECTORY
158# define O_DIRECTORY 0
159#endif
160#ifndef O_DSYNC
161# define O_DSYNC 0
162#endif
163#ifndef O_RSYNC
164# define O_RSYNC 0
165#endif
166#ifndef O_SYNC
167# define O_SYNC 0
168#endif
169#ifndef O_TTY_INIT
170# define O_TTY_INIT 0
171#endif
172
173#ifndef POSIX_FADV_NORMAL
174# define POSIX_FADV_NORMAL 0
175#endif
176#ifndef POSIX_FADV_SEQUENTIAL
177# define POSIX_FADV_SEQUENTIAL 0
178#endif
179#ifndef POSIX_FADV_RANDOM
180# define POSIX_FADV_RANDOM 0
181#endif
182#ifndef POSIX_FADV_NOREUSE
183# define POSIX_FADV_NOREUSE 0
184#endif
185#ifndef POSIX_FADV_WILLNEED
186# define POSIX_FADV_WILLNEED 0
187#endif
188#ifndef POSIX_FADV_DONTNEED
189# define POSIX_FADV_DONTNEED 0
190#endif
191
192#if !HAVE_POSIX_FADVISE 129#if !HAVE_POSIX_FADVISE
193# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ 130# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
194#endif 131#endif
195 132
196#ifndef POSIX_MADV_NORMAL
197# define POSIX_MADV_NORMAL 0
198#endif
199#ifndef POSIX_MADV_SEQUENTIAL
200# define POSIX_MADV_SEQUENTIAL 0
201#endif
202#ifndef POSIX_MADV_RANDOM
203# define POSIX_MADV_RANDOM 0
204#endif
205#ifndef POSIX_MADV_WILLNEED
206# define POSIX_MADV_WILLNEED 0
207#endif
208#ifndef POSIX_MADV_DONTNEED
209# define POSIX_MADV_DONTNEED 0
210#endif
211
212#if !HAVE_POSIX_MADVISE 133#if !HAVE_POSIX_MADVISE
213# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 134# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
214#endif
215
216#ifndef PROT_NONE
217# define PROT_NONE 0
218#endif
219#ifndef PROT_READ
220# define PROT_READ 0
221#endif
222#ifndef PROT_WRITE
223# define PROT_READ 0
224#endif
225#ifndef PROT_EXEC
226# define PROT_EXEC 0
227#endif
228
229#ifndef ST_RDONLY
230# define ST_RDONLY 0
231#endif
232#ifndef ST_NOSUID
233# define ST_NOSUID 0
234#endif
235#ifndef ST_NODEV
236# define ST_NODEV 0
237#endif
238#ifndef ST_NOEXEC
239# define ST_NOEXEC 0
240#endif
241#ifndef ST_SYNCHRONOUS
242# define ST_SYNCHRONOUS 0
243#endif
244#ifndef ST_MANDLOCK
245# define ST_MANDLOCK 0
246#endif
247#ifndef ST_WRITE
248# define ST_WRITE 0
249#endif
250#ifndef ST_APPEND
251# define ST_APPEND 0
252#endif
253#ifndef ST_IMMUTABLE
254# define ST_IMMUTABLE 0
255#endif
256#ifndef ST_NOATIME
257# define ST_NOATIME 0
258#endif
259#ifndef ST_NODIRATIME
260# define ST_NODIRATIME 0
261#endif
262#ifndef ST_RELATIME
263# define ST_RELATIME 0
264#endif
265
266#ifndef S_IFIFO
267# define S_IFIFO 0
268#endif
269#ifndef S_IFCHR
270# define S_IFCHR 0
271#endif
272#ifndef S_IFBLK
273# define S_IFBLK 0
274#endif
275#ifndef S_IFLNK
276# define S_IFLNK 0
277#endif
278#ifndef S_IFREG
279# define S_IFREG 0
280#endif
281#ifndef S_IFDIR
282# define S_IFDIR 0
283#endif
284#ifndef S_IFWHT
285# define S_IFWHT 0
286#endif
287#ifndef S_IFSOCK
288# define S_IFSOCK 0
289#endif 135#endif
290 136
291#ifndef MAP_ANONYMOUS 137#ifndef MAP_ANONYMOUS
292# ifdef MAP_ANON 138# ifdef MAP_ANON
293# define MAP_ANONYMOUS MAP_ANON 139# define MAP_ANONYMOUS MAP_ANON
294# else 140# else
295# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 141# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
296# endif 142# endif
297#endif 143#endif
298#ifndef MAP_HUGETLB 144
299# define MAP_HUGETLB 0 145/* defines all sorts of constants to 0 unless they are already defined */
300#endif 146#include "def0.h"
301#ifndef MAP_LOCKED
302# define MAP_LOCKED 0
303#endif
304#ifndef MAP_NORESERVE
305# define MAP_NORESERVE 0
306#endif
307#ifndef MAP_POPULATE
308# define MAP_POPULATE 0
309#endif
310#ifndef MAP_NONBLOCK
311# define MAP_NONBLOCK 0
312#endif
313 147
314#ifndef makedev 148#ifndef makedev
315# define makedev(maj,min) (((maj) << 8) | (min)) 149# define makedev(maj,min) (((maj) << 8) | (min))
316#endif 150#endif
317#ifndef major 151#ifndef major
… …
322#endif 156#endif
323 157
324#ifndef PAGESIZE 158#ifndef PAGESIZE
325# define PAGESIZE sysconf (_SC_PAGESIZE) 159# define PAGESIZE sysconf (_SC_PAGESIZE)
326#endif 160#endif
161
162/*****************************************************************************/
163
164static void
165fiemap (eio_req *req)
166{
167 req->result = -1;
168
169#if HAVE_FIEMAP
170 int count = req->int3;
171
172 /* heuristic: first try with 64 extents if we don't know how many, */
173 /* as most files have (hopefully) fewer than this many extents */
174 /* in fact, most should have <= 2, so maybe the 72 below is probably overkill */
175 if (count < 0)
176 count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */
177
178 for (;;)
179 {
180 struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
181 errno = ENOMEM;
182 if (!fiemap)
183 return;
184
185 req->ptr1 = fiemap;
186 req->flags |= EIO_FLAG_PTR1_FREE;
187
188 fiemap->fm_start = req->offs;
189 fiemap->fm_length = req->size;
190 fiemap->fm_flags = req->int2;
191 fiemap->fm_extent_count = count;
192
193 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
194 return;
195
196 if (req->int3 >= 0)
197 break; /* when not autosizing we are done */
198
199 if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST)
200 break; /* autosizing successful, we are done */
201
202 fiemap->fm_flags = req->int2;
203 fiemap->fm_extent_count = 0;
204
205 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
206 return;
207
208 count = fiemap->fm_mapped_extents;
209
210 free (fiemap);
211 }
212
213 req->result = 0;
214
215#else
216 errno = ENOSYS;
217#endif
218}
219
220/*****************************************************************************/
327 221
328enum { 222enum {
329 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 223 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
330}; 224};
331 225
332typedef eio_req *aio_req; 226typedef eio_req *aio_req;
333typedef eio_req *aio_req_ornot; 227typedef eio_req *aio_req_ornot;
228typedef eio_wd aio_wd;
334 229
335static SV *on_next_submit; 230static SV *on_next_submit;
336static int next_pri = EIO_PRI_DEFAULT; 231static int next_pri = EIO_PRI_DEFAULT;
337static int max_outstanding; 232static int max_outstanding;
338 233
339static s_epipe respipe; 234static s_epipe respipe;
340 235
341static void req_destroy (aio_req req); 236static void req_destroy (aio_req req);
342static void req_cancel (aio_req req); 237static void req_cancel (aio_req req);
343 238
344static void want_poll (void) 239static void
240want_poll (void)
345{ 241{
346 /* write a dummy byte to the pipe so fh becomes ready */ 242 /* write a dummy byte to the pipe so fh becomes ready */
347 s_epipe_signal (&respipe); 243 s_epipe_signal (&respipe);
348} 244}
349 245
350static void done_poll (void) 246static void
247done_poll (void)
351{ 248{
352 /* read any signals sent by the worker threads */ 249 /* read any signals sent by the worker threads */
353 s_epipe_drain (&respipe); 250 s_epipe_drain (&respipe);
354} 251}
355 252
356/* must be called at most once */ 253/* must be called at most once */
254static SV *
357static SV *req_sv (aio_req req, HV *stash) 255req_sv (aio_req req, HV *stash)
358{ 256{
359 if (!req->self) 257 if (!req->self)
360 { 258 {
361 req->self = (SV *)newHV (); 259 req->self = (SV *)newHV ();
362 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 260 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
363 } 261 }
364 262
365 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 263 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
366} 264}
367 265
368static aio_req SvAIO_REQ (SV *sv) 266static SV *
267newSVaio_wd (aio_wd wd)
268{
269 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);
270}
271
272static aio_req
273SvAIO_REQ (SV *sv)
369{ 274{
370 MAGIC *mg; 275 MAGIC *mg;
371 276
372 if (!SvROK (sv) 277 if (!SvROK (sv)
278 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
373 || (SvSTASH (SvRV (sv)) != aio_grp_stash 279 || (SvSTASH (SvRV (sv)) != aio_grp_stash
374 && SvSTASH (SvRV (sv)) != aio_req_stash 280 && SvSTASH (SvRV (sv)) != aio_req_stash
375 && !sv_derived_from (sv, "IO::AIO::REQ"))) 281 && !sv_derived_from (sv, "IO::AIO::REQ")))
376 croak ("object of class IO::AIO::REQ expected"); 282 croak ("object of class IO::AIO::REQ expected");
377 283
378 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 284 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
379 285
380 return mg ? (aio_req)mg->mg_ptr : 0; 286 return mg ? (aio_req)mg->mg_ptr : 0;
381} 287}
382 288
289static aio_wd
290SvAIO_WD (SV *sv)
291{
292 if (!SvROK (sv)
293 || SvTYPE (SvRV (sv)) != SVt_PVMG
294 || SvSTASH (SvRV (sv)) != aio_wd_stash)
295 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
296
297 return (aio_wd)(long)SvIVX (SvRV (sv));
298}
299
300static void
383static void aio_grp_feed (aio_req grp) 301aio_grp_feed (aio_req grp)
384{ 302{
385 if (grp->sv2 && SvOK (grp->sv2)) 303 if (grp->sv2 && SvOK (grp->sv2))
386 { 304 {
387 dSP; 305 dSP;
388 306
… …
396 FREETMPS; 314 FREETMPS;
397 LEAVE; 315 LEAVE;
398 } 316 }
399} 317}
400 318
319static void
401static void req_submit (eio_req *req) 320req_submit (eio_req *req)
402{ 321{
403 eio_submit (req); 322 eio_submit (req);
404 323
405 if (expect_false (on_next_submit)) 324 if (expect_false (on_next_submit))
406 { 325 {
… …
413 PUTBACK; 332 PUTBACK;
414 call_sv (cb, G_DISCARD | G_EVAL); 333 call_sv (cb, G_DISCARD | G_EVAL);
415 } 334 }
416} 335}
417 336
337static int
418static int req_invoke (eio_req *req) 338req_invoke (eio_req *req)
419{ 339{
420 if (req->flags & FLAG_SV2_RO_OFF) 340 if (req->flags & FLAG_SV2_RO_OFF)
421 SvREADONLY_off (req->sv2); 341 SvREADONLY_off (req->sv2);
422 342
423 if (!EIO_CANCELLED (req) && req->callback) 343 if (!EIO_CANCELLED (req) && req->callback)
… …
444 SvREADONLY_on (sv_result); 364 SvREADONLY_on (sv_result);
445 } 365 }
446 366
447 switch (req->type) 367 switch (req->type)
448 { 368 {
369 case EIO_WD_OPEN:
370 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
371 break;
372
449 case EIO_READDIR: 373 case EIO_READDIR:
450 { 374 {
451 SV *rv = &PL_sv_undef; 375 SV *rv = &PL_sv_undef;
452 376
453 if (req->result >= 0) 377 if (req->result >= 0)
… …
595 break; 519 break;
596 520
597 case EIO_STAT: 521 case EIO_STAT:
598 case EIO_LSTAT: 522 case EIO_LSTAT:
599 case EIO_FSTAT: 523 case EIO_FSTAT:
600 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 524 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
525
601 PL_laststatval = req->result; 526 if (!(PL_laststatval = req->result))
602 /* if compilation fails here then perl's Stat_t is not struct _stati64 */ 527 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
603 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 528 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
529
604 PUSHs (sv_result); 530 PUSHs (sv_result);
531 break;
532
533 case EIO_SEEK:
534 PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
605 break; 535 break;
606 536
607 case EIO_READ: 537 case EIO_READ:
608 { 538 {
609 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 539 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
… …
612 SvSETMAGIC (req->sv2); 542 SvSETMAGIC (req->sv2);
613 PUSHs (sv_result); 543 PUSHs (sv_result);
614 } 544 }
615 break; 545 break;
616 546
547 case EIO_CUSTOM:
548 if (req->feed == fiemap)
549 {
550#if HAVE_FIEMAP
551 if (!req->result)
552 {
553 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
554
555 if (fiemap->fm_extent_count)
556 {
557 AV *av = newAV ();
558 int i;
559
560 while (fiemap->fm_mapped_extents)
561 {
562 struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
563 AV *ext_av = newAV ();
564
565 av_store (ext_av, 3, newSVuv (extent->fe_flags));
566 av_store (ext_av, 2, newSVval64 (extent->fe_length));
567 av_store (ext_av, 1, newSVval64 (extent->fe_physical));
568 av_store (ext_av, 0, newSVval64 (extent->fe_logical));
569
570 av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
571 }
572
573 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
574 }
575 else
576 {
577 SvIV_set (sv_result, fiemap->fm_mapped_extents);
578 PUSHs (sv_result);
579 }
580 }
581#endif
582 }
583 else
584 PUSHs (sv_result);
585 break;
586
617 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 587 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
618 if (req->result > 0) 588 if (req->result > 0)
619 SvIV_set (sv_result, 0); 589 SvIV_set (sv_result, 0);
620 /* FALLTHROUGH */ 590 /* FALLTHROUGH */
621 591
… …
642 } 612 }
643 613
644 return !!SvTRUE (ERRSV); 614 return !!SvTRUE (ERRSV);
645} 615}
646 616
617static void
647static void req_destroy (aio_req req) 618req_destroy (aio_req req)
648{ 619{
649 if (req->self) 620 if (req->self)
650 { 621 {
651 sv_unmagic (req->self, PERL_MAGIC_ext); 622 sv_unmagic (req->self, PERL_MAGIC_ext);
652 SvREFCNT_dec (req->self); 623 SvREFCNT_dec (req->self);
653 } 624 }
654 625
655 SvREFCNT_dec (req->sv1); 626 SvREFCNT_dec (req->sv1);
656 SvREFCNT_dec (req->sv2); 627 SvREFCNT_dec (req->sv2);
628 SvREFCNT_dec (req->sv3);
629 SvREFCNT_dec (req->sv4);
657 SvREFCNT_dec (req->callback); 630 SvREFCNT_dec (req->callback);
658 631
659 Safefree (req); 632 free (req);
660} 633}
661 634
635static void
662static void req_cancel_subs (aio_req grp) 636req_cancel_subs (aio_req grp)
663{ 637{
664 if (grp->type != EIO_GROUP) 638 if (grp->type != EIO_GROUP)
665 return; 639 return;
666 640
667 SvREFCNT_dec (grp->sv2); 641 SvREFCNT_dec (grp->sv2);
668 grp->sv2 = 0; 642 grp->sv2 = 0;
669 643
670 eio_grp_cancel (grp); 644 eio_grp_cancel (grp);
671} 645}
672 646
647static void ecb_cold
673static void create_respipe (void) 648create_respipe (void)
674{ 649{
675 if (s_epipe_renew (&respipe)) 650 if (s_epipe_renew (&respipe))
676 croak ("IO::AIO: unable to initialize result pipe"); 651 croak ("IO::AIO: unable to initialize result pipe");
677} 652}
678 653
679static void poll_wait (void) 654static void
655poll_wait (void)
680{ 656{
681 while (eio_nreqs ()) 657 while (eio_nreqs ())
682 { 658 {
683 int size; 659 int size;
684 660
… …
693 669
694 s_epipe_wait (&respipe); 670 s_epipe_wait (&respipe);
695 } 671 }
696} 672}
697 673
698static int poll_cb (void) 674static int
675poll_cb (void)
699{ 676{
700 for (;;) 677 for (;;)
701 { 678 {
702 int res = eio_poll (); 679 int res = eio_poll ();
703 680
… …
736# define MAP_FIXED 0 713# define MAP_FIXED 0
737#endif 714#endif
738 715
739#define MMAP_MAGIC PERL_MAGIC_ext 716#define MMAP_MAGIC PERL_MAGIC_ext
740 717
718static int ecb_cold
741static int mmap_free (pTHX_ SV *sv, MAGIC *mg) 719mmap_free (pTHX_ SV *sv, MAGIC *mg)
742{ 720{
743 int old_errno = errno; 721 int old_errno = errno;
744 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 722 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
745 errno = old_errno; 723 errno = old_errno;
746 724
… …
762 0, 0, 0, 0, mmap_free 740 0, 0, 0, 0, mmap_free
763}; 741};
764 742
765/*****************************************************************************/ 743/*****************************************************************************/
766 744
745static SV *
767static SV * get_cb (SV *cb_sv) 746get_cb (SV *cb_sv)
768{ 747{
769 SvGETMAGIC (cb_sv); 748 SvGETMAGIC (cb_sv);
770 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 749 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
771} 750}
772 751
752static aio_req ecb_noinline
753dreq (SV *callback)
754{
755 SV *cb_cv;
756 aio_req req;
757 int req_pri = next_pri;
758 next_pri = EIO_PRI_DEFAULT;
759
760 cb_cv = get_cb (callback);
761
762 req = calloc (sizeof (*req), 1);
763 if (!req)
764 croak ("out of memory during eio_req allocation");
765
766 req->callback = SvREFCNT_inc (cb_cv);
767 req->pri = req_pri;
768
769 return req;
770}
771
773#define dREQ \ 772#define dREQ \
774 SV *cb_cv; \ 773 aio_req req = dreq (callback); \
775 aio_req req; \
776 int req_pri = next_pri; \
777 next_pri = EIO_PRI_DEFAULT; \
778 \
779 cb_cv = get_cb (callback); \
780 \
781 Newz (0, req, 1, eio_req); \
782 if (!req) \
783 croak ("out of memory during eio_req allocation"); \
784 \
785 req->callback = SvREFCNT_inc (cb_cv); \
786 req->pri = req_pri
787 774
788#define REQ_SEND \ 775#define REQ_SEND \
789 PUTBACK; \ 776 PUTBACK; \
790 req_submit (req); \ 777 req_submit (req); \
791 SPAGAIN; \ 778 SPAGAIN; \
792 \ 779 \
793 if (GIMME_V != G_VOID) \ 780 if (GIMME_V != G_VOID) \
794 XPUSHs (req_sv (req, aio_req_stash)); 781 XPUSHs (req_sv (req, aio_req_stash));
795 782
783ecb_inline void
784req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
785{
786 if (expect_false (SvROK (path)))
787 {
788 SV *rv = SvRV (path);
789 SV *wdob;
790
791 if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
792 {
793 path = AvARRAY (rv)[1];
794 wdob = AvARRAY (rv)[0];
795
796 if (SvOK (wdob))
797 {
798 *wd = SvAIO_WD (wdob);
799 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
800 }
801 else
802 *wd = EIO_INVALID_WD;
803 }
804 else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
805 {
806 *wd = (aio_wd)(long)SvIVX (rv);
807 *wdsv = SvREFCNT_inc_NN (rv);
808 *ptr = ".";
809 return; /* path set to "." */
810 }
811 else
812 croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
813 }
814
815 *pathsv = newSVsv (path);
816 *ptr = SvPVbyte_nolen (*pathsv);
817}
818
819static void ecb_noinline
820req_set_path1 (aio_req req, SV *path)
821{
822 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
823}
824
825static void ecb_noinline
826req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
827{
828 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
829
830 switch (SvTYPE (rv))
831 {
832 case SVt_PVIO:
833 case SVt_PVLV:
834 case SVt_PVGV:
835 req->type = type_fh;
836 req->sv1 = newSVsv (fh_or_path);
837 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
838 break;
839
840 default:
841 req->type = type_path;
842 req_set_path1 (req, fh_or_path);
843 break;
844 }
845}
846
847XS(boot_IO__AIO) ecb_cold;
848
796MODULE = IO::AIO PACKAGE = IO::AIO 849MODULE = IO::AIO PACKAGE = IO::AIO
797 850
798PROTOTYPES: ENABLE 851PROTOTYPES: ENABLE
799 852
800BOOT: 853BOOT:
… …
804 IV iv; 857 IV iv;
805 } *civ, const_iv[] = { 858 } *civ, const_iv[] = {
806# define const_niv(name, value) { # name, (IV) value }, 859# define const_niv(name, value) { # name, (IV) value },
807# define const_iv(name) { # name, (IV) name }, 860# define const_iv(name) { # name, (IV) name },
808# define const_eio(name) { # name, (IV) EIO_ ## name }, 861# define const_eio(name) { # name, (IV) EIO_ ## name },
862
863 /* you have to re-run ./gendef0 after adding/Removing any constants here */
864
865 const_iv (ENOSYS)
809 const_iv (EXDEV) 866 const_iv (EXDEV)
810 const_iv (ENOSYS) 867 const_iv (EBADR)
868
811 const_iv (O_RDONLY) 869 const_iv (O_RDONLY)
812 const_iv (O_WRONLY) 870 const_iv (O_WRONLY)
813 const_iv (O_RDWR) 871 const_iv (O_RDWR)
814 const_iv (O_CREAT) 872 const_iv (O_CREAT)
815 const_iv (O_TRUNC) 873 const_iv (O_TRUNC)
… …
883 const_iv (MAP_LOCKED) 941 const_iv (MAP_LOCKED)
884 const_iv (MAP_NORESERVE) 942 const_iv (MAP_NORESERVE)
885 const_iv (MAP_POPULATE) 943 const_iv (MAP_POPULATE)
886 const_iv (MAP_NONBLOCK) 944 const_iv (MAP_NONBLOCK)
887 945
946 const_iv (FIEMAP_FLAG_SYNC)
947 const_iv (FIEMAP_FLAG_XATTR)
948 const_iv (FIEMAP_FLAGS_COMPAT)
949 const_iv (FIEMAP_EXTENT_LAST)
950 const_iv (FIEMAP_EXTENT_UNKNOWN)
951 const_iv (FIEMAP_EXTENT_DELALLOC)
952 const_iv (FIEMAP_EXTENT_ENCODED)
953 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
954 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
955 const_iv (FIEMAP_EXTENT_DATA_INLINE)
956 const_iv (FIEMAP_EXTENT_DATA_TAIL)
957 const_iv (FIEMAP_EXTENT_UNWRITTEN)
958 const_iv (FIEMAP_EXTENT_MERGED)
959 const_iv (FIEMAP_EXTENT_SHARED)
960
961 const_eio (SEEK_SET)
962 const_eio (SEEK_CUR)
963 const_eio (SEEK_END)
964
888 const_eio (MCL_FUTURE) 965 const_eio (MCL_FUTURE)
889 const_eio (MCL_CURRENT) 966 const_eio (MCL_CURRENT)
890 967
891 const_eio (MS_ASYNC) 968 const_eio (MS_ASYNC)
892 const_eio (MS_INVALIDATE) 969 const_eio (MS_INVALIDATE)
… …
917 }; 994 };
918 995
919 aio_stash = gv_stashpv ("IO::AIO" , 1); 996 aio_stash = gv_stashpv ("IO::AIO" , 1);
920 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 997 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
921 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 998 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
999 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
922 1000
923 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1001 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
924 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1002 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
925 1003
926 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1004 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
927 1005
928 reinit (); 1006 reinit ();
929} 1007}
930 1008
931void 1009void
932reinit () 1010reinit ()
933 PROTOTYPE: 1011 PROTOTYPE:
934 CODE:
935 reinit ();
936 1012
937void 1013void
938max_poll_reqs (unsigned int nreqs) 1014max_poll_reqs (unsigned int nreqs)
939 PROTOTYPE: $ 1015 PROTOTYPE: $
940 CODE: 1016 CODE:
… …
975 PROTOTYPE: $ 1051 PROTOTYPE: $
976 CODE: 1052 CODE:
977 max_outstanding = maxreqs; 1053 max_outstanding = maxreqs;
978 1054
979void 1055void
1056aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1057 PPCODE:
1058{
1059 dREQ;
1060
1061 req->type = EIO_WD_OPEN;
1062 req_set_path1 (req, pathname);
1063
1064 REQ_SEND;
1065}
1066
1067void
980aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1068aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
981 PPCODE: 1069 PPCODE:
982{ 1070{
983 dREQ; 1071 dREQ;
984 1072
985 req->type = EIO_OPEN; 1073 req->type = EIO_OPEN;
986 req->sv1 = newSVsv (pathname); 1074 req_set_path1 (req, pathname);
987 req->ptr1 = SvPVbyte_nolen (req->sv1);
988 req->int1 = flags; 1075 req->int1 = flags;
989 req->int2 = mode; 1076 req->int2 = mode;
990 1077
991 REQ_SEND; 1078 REQ_SEND;
992} 1079}
… …
1004 1091
1005 req->type = ix; 1092 req->type = ix;
1006 req->sv1 = newSVsv (fh); 1093 req->sv1 = newSVsv (fh);
1007 req->int1 = fd; 1094 req->int1 = fd;
1008 1095
1009 REQ_SEND (req); 1096 REQ_SEND;
1010} 1097}
1011 1098
1012void 1099void
1013aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1100aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
1014 PPCODE: 1101 PPCODE:
… …
1021 req->int1 = fd; 1108 req->int1 = fd;
1022 req->offs = offset; 1109 req->offs = offset;
1023 req->size = nbytes; 1110 req->size = nbytes;
1024 req->int2 = flags; 1111 req->int2 = flags;
1025 1112
1026 REQ_SEND (req); 1113 REQ_SEND;
1027} 1114}
1028 1115
1029void 1116void
1030aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1117aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
1031 PPCODE: 1118 PPCODE:
… …
1038 req->int1 = fd; 1125 req->int1 = fd;
1039 req->int2 = mode; 1126 req->int2 = mode;
1040 req->offs = offset; 1127 req->offs = offset;
1041 req->size = len; 1128 req->size = len;
1042 1129
1043 REQ_SEND (req); 1130 REQ_SEND;
1044} 1131}
1045 1132
1046void 1133void
1047aio_close (SV *fh, SV *callback=&PL_sv_undef) 1134aio_close (SV *fh, SV *callback=&PL_sv_undef)
1048 PPCODE: 1135 PPCODE:
… …
1072 req->type = EIO_DUP2; 1159 req->type = EIO_DUP2;
1073 req->int1 = close_fd; 1160 req->int1 = close_fd;
1074 req->sv2 = newSVsv (fh); 1161 req->sv2 = newSVsv (fh);
1075 req->int2 = fd; 1162 req->int2 = fd;
1076 1163
1077 REQ_SEND (req); 1164 REQ_SEND;
1165}
1166
1167void
1168aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef)
1169 PPCODE:
1170{
1171 int fd = s_fileno_croak (fh, 0);
1172 dREQ;
1173
1174 req->type = EIO_SEEK;
1175 req->sv1 = newSVsv (fh);
1176 req->int1 = fd;
1177 req->offs = SvVAL64 (offset);
1178 req->int2 = whence;
1179
1180 REQ_SEND;
1078} 1181}
1079 1182
1080void 1183void
1081aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1184aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
1082 ALIAS: 1185 ALIAS:
… …
1129 REQ_SEND; 1232 REQ_SEND;
1130 } 1233 }
1131} 1234}
1132 1235
1133void 1236void
1134aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1237aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1135 ALIAS: 1238 ALIAS:
1136 aio_readlink = EIO_READLINK 1239 aio_readlink = EIO_READLINK
1137 aio_realpath = EIO_REALPATH 1240 aio_realpath = EIO_REALPATH
1138 PPCODE: 1241 PPCODE:
1139{ 1242{
1140 dREQ; 1243 dREQ;
1141 1244
1142 req->type = ix; 1245 req->type = ix;
1143 req->sv1 = newSVsv (path); 1246 req_set_path1 (req, pathname);
1144 req->ptr1 = SvPVbyte_nolen (req->sv1);
1145 1247
1146 REQ_SEND; 1248 REQ_SEND;
1147} 1249}
1148 1250
1149void 1251void
… …
1189 aio_statvfs = EIO_STATVFS 1291 aio_statvfs = EIO_STATVFS
1190 PPCODE: 1292 PPCODE:
1191{ 1293{
1192 dREQ; 1294 dREQ;
1193 1295
1194 req->sv1 = newSVsv (fh_or_path); 1296 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1195
1196 if (SvPOK (req->sv1))
1197 {
1198 req->type = ix;
1199 req->ptr1 = SvPVbyte_nolen (req->sv1);
1200 }
1201 else
1202 {
1203 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1204 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1205 }
1206 1297
1207 REQ_SEND; 1298 REQ_SEND;
1208} 1299}
1209 1300
1210UV 1301UV
… …
1229{ 1320{
1230 dREQ; 1321 dREQ;
1231 1322
1232 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1323 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1233 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1324 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1234 req->sv1 = newSVsv (fh_or_path); 1325 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1235
1236 if (SvPOK (req->sv1))
1237 {
1238 req->type = EIO_UTIME;
1239 req->ptr1 = SvPVbyte_nolen (req->sv1);
1240 }
1241 else
1242 {
1243 req->type = EIO_FUTIME;
1244 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1245 }
1246 1326
1247 REQ_SEND; 1327 REQ_SEND;
1248} 1328}
1249 1329
1250void 1330void
1251aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1331aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1252 PPCODE: 1332 PPCODE:
1253{ 1333{
1254 dREQ; 1334 dREQ;
1255 1335
1256 req->sv1 = newSVsv (fh_or_path);
1257 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1336 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1258 1337 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1259 if (SvPOK (req->sv1))
1260 {
1261 req->type = EIO_TRUNCATE;
1262 req->ptr1 = SvPVbyte_nolen (req->sv1);
1263 }
1264 else
1265 {
1266 req->type = EIO_FTRUNCATE;
1267 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1268 }
1269 1338
1270 REQ_SEND; 1339 REQ_SEND;
1271} 1340}
1272 1341
1273void 1342void
1274aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1343aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)
1275 ALIAS:
1276 aio_chmod = EIO_CHMOD
1277 aio_mkdir = EIO_MKDIR
1278 PPCODE: 1344 PPCODE:
1279{ 1345{
1280 dREQ; 1346 dREQ;
1281 1347
1282 req->int2 = mode; 1348 req->int2 = mode;
1283 req->sv1 = newSVsv (fh_or_path); 1349 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1284
1285 if (SvPOK (req->sv1))
1286 {
1287 req->type = ix;
1288 req->ptr1 = SvPVbyte_nolen (req->sv1);
1289 }
1290 else
1291 {
1292 req->type = EIO_FCHMOD;
1293 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1294 }
1295 1350
1296 REQ_SEND; 1351 REQ_SEND;
1297} 1352}
1298 1353
1299void 1354void
… …
1302{ 1357{
1303 dREQ; 1358 dREQ;
1304 1359
1305 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1360 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1306 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1361 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1307 req->sv1 = newSVsv (fh_or_path); 1362 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1308
1309 if (SvPOK (req->sv1))
1310 {
1311 req->type = EIO_CHOWN;
1312 req->ptr1 = SvPVbyte_nolen (req->sv1);
1313 }
1314 else
1315 {
1316 req->type = EIO_FCHOWN;
1317 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1318 }
1319 1363
1320 REQ_SEND; 1364 REQ_SEND;
1321} 1365}
1322 1366
1323void 1367void
… …
1325 PPCODE: 1369 PPCODE:
1326{ 1370{
1327 dREQ; 1371 dREQ;
1328 1372
1329 req->type = EIO_READDIR; 1373 req->type = EIO_READDIR;
1330 req->sv1 = newSVsv (pathname);
1331 req->ptr1 = SvPVbyte_nolen (req->sv1);
1332 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; 1374 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1333 1375
1334 if (flags & EIO_READDIR_DENTS) 1376 if (flags & EIO_READDIR_DENTS)
1335 req->int1 |= EIO_READDIR_CUSTOM2; 1377 req->int1 |= EIO_READDIR_CUSTOM2;
1336 1378
1379 req_set_path1 (req, pathname);
1380
1337 REQ_SEND; 1381 REQ_SEND;
1382}
1383
1384void
1385aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef)
1386 PPCODE:
1387{
1388 dREQ;
1389
1390 req->type = EIO_MKDIR;
1391 req->int2 = mode;
1392 req_set_path1 (req, pathname);
1393
1394 REQ_SEND;
1338} 1395}
1339 1396
1340void 1397void
1341aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1398aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1342 ALIAS: 1399 ALIAS:
… …
1346 PPCODE: 1403 PPCODE:
1347{ 1404{
1348 dREQ; 1405 dREQ;
1349 1406
1350 req->type = ix; 1407 req->type = ix;
1351 req->sv1 = newSVsv (pathname); 1408 req_set_path1 (req, pathname);
1352 req->ptr1 = SvPVbyte_nolen (req->sv1);
1353 1409
1354 REQ_SEND; 1410 REQ_SEND;
1355} 1411}
1356 1412
1357void 1413void
… …
1360 aio_link = EIO_LINK 1416 aio_link = EIO_LINK
1361 aio_symlink = EIO_SYMLINK 1417 aio_symlink = EIO_SYMLINK
1362 aio_rename = EIO_RENAME 1418 aio_rename = EIO_RENAME
1363 PPCODE: 1419 PPCODE:
1364{ 1420{
1421 eio_wd wd2 = 0;
1365 dREQ; 1422 dREQ;
1366 1423
1367 req->type = ix; 1424 req->type = ix;
1368 req->sv1 = newSVsv (oldpath); 1425 req_set_path1 (req, oldpath);
1369 req->ptr1 = SvPVbyte_nolen (req->sv1); 1426 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1370 req->sv2 = newSVsv (newpath); 1427 req->int3 = (long)wd2;
1371 req->ptr2 = SvPVbyte_nolen (req->sv2);
1372 1428
1373 REQ_SEND; 1429 REQ_SEND;
1374} 1430}
1375 1431
1376void 1432void
… …
1378 PPCODE: 1434 PPCODE:
1379{ 1435{
1380 dREQ; 1436 dREQ;
1381 1437
1382 req->type = EIO_MKNOD; 1438 req->type = EIO_MKNOD;
1383 req->sv1 = newSVsv (pathname);
1384 req->ptr1 = SvPVbyte_nolen (req->sv1);
1385 req->int2 = (mode_t)mode; 1439 req->int2 = (mode_t)mode;
1386 req->offs = dev; 1440 req->offs = dev;
1441 req_set_path1 (req, pathname);
1387 1442
1388 REQ_SEND; 1443 REQ_SEND;
1389} 1444}
1390 1445
1391void 1446void
… …
1458 1513
1459 req->type = EIO_MLOCKALL; 1514 req->type = EIO_MLOCKALL;
1460 req->int1 = flags; 1515 req->int1 = flags;
1461 1516
1462 REQ_SEND; 1517 REQ_SEND;
1518}
1519
1520void
1521aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef)
1522 PPCODE:
1523{
1524 int fd = s_fileno_croak (fh, 0);
1525 dREQ;
1526
1527 req->type = EIO_CUSTOM;
1528 req->sv1 = newSVsv (fh);
1529 req->int1 = fd;
1530
1531 req->feed = fiemap;
1532#if HAVE_FIEMAP
1533 /* keep our fingers crossed that the next two types are 64 bit */
1534 req->offs = start;
1535 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
1536 req->int2 = flags;
1537 req->int3 = SvOK (count) ? SvIV (count) : -1;
1538#endif
1539
1540 REQ_SEND;
1463} 1541}
1464 1542
1465void 1543void
1466aio_busy (double delay, SV *callback=&PL_sv_undef) 1544aio_busy (double delay, SV *callback=&PL_sv_undef)
1467 PPCODE: 1545 PPCODE:
… …
1713 SvREFCNT_dec (on_next_submit); 1791 SvREFCNT_dec (on_next_submit);
1714 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1792 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1715 1793
1716PROTOTYPES: DISABLE 1794PROTOTYPES: DISABLE
1717 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
1718MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1824MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1719 1825
1720void 1826void
1721cancel (aio_req_ornot req) 1827cancel (aio_req_ornot req)
1722 CODE: 1828 CODE:

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