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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.148 by root, Wed Jun 17 01:14:48 2009 UTC vs.
Revision 1.161 by root, Sun Jan 10 20:28:43 2010 UTC

… …
3#include <errno.h> 3#include <errno.h>
4 4
5#include "EXTERN.h" 5#include "EXTERN.h"
6#include "perl.h" 6#include "perl.h"
7#include "XSUB.h" 7#include "XSUB.h"
8
9#include "schmorp.h"
8 10
9#include <stddef.h> 11#include <stddef.h>
10#include <stdlib.h> 12#include <stdlib.h>
11#include <errno.h> 13#include <errno.h>
12#include <sys/types.h> 14#include <sys/types.h>
13#include <sys/stat.h> 15#include <sys/stat.h>
16#include <sys/statvfs.h>
14#include <limits.h> 17#include <limits.h>
15#include <fcntl.h> 18#include <fcntl.h>
16#include <sched.h> 19#include <sched.h>
20
21#if _POSIX_MEMLOCK
22# include <sys/mman.h>
23#endif
17 24
18/* perl namespace pollution */ 25/* perl namespace pollution */
19#undef VERSION 26#undef VERSION
20 27
21#ifdef _WIN32 28#ifdef _WIN32
… …
97#define expect_false(expr) expect ((expr) != 0, 0) 104#define expect_false(expr) expect ((expr) != 0, 0)
98#define expect_true(expr) expect ((expr) != 0, 1) 105#define expect_true(expr) expect ((expr) != 0, 1)
99 106
100/*****************************************************************************/ 107/*****************************************************************************/
101 108
102static HV *stash;
103typedef SV SV8; /* byte-sv, used for argument-checking */ 109typedef SV SV8; /* byte-sv, used for argument-checking */
104typedef int aio_rfd; /* read file desriptor */ 110typedef int aio_rfd; /* read file desriptor */
105typedef int aio_wfd; /* write file descriptor */ 111typedef int aio_wfd; /* write file descriptor */
106 112
107#define AIO_REQ_KLASS "IO::AIO::REQ" 113static HV *aio_stash, *aio_req_stash, *aio_grp_stash;
108#define AIO_GRP_KLASS "IO::AIO::GRP"
109 114
110#define EIO_REQ_MEMBERS \ 115#define EIO_REQ_MEMBERS \
111 SV *callback; \ 116 SV *callback; \
112 SV *sv1, *sv2; \ 117 SV *sv1, *sv2; \
113 STRLEN stroffset; \ 118 STRLEN stroffset; \
… …
117 122
118#include "libeio/eio.h" 123#include "libeio/eio.h"
119 124
120#ifndef POSIX_FADV_NORMAL 125#ifndef POSIX_FADV_NORMAL
121# define POSIX_FADV_NORMAL 0 126# define POSIX_FADV_NORMAL 0
127# define NO_FADVISE 1
122#endif 128#endif
123
124#ifndef POSIX_FADV_SEQUENTIAL 129#ifndef POSIX_FADV_SEQUENTIAL
125# define POSIX_FADV_SEQUENTIAL 0 130# define POSIX_FADV_SEQUENTIAL 0
126#endif 131#endif
127
128#ifndef POSIX_FADV_RANDOM 132#ifndef POSIX_FADV_RANDOM
129# define POSIX_FADV_RANDOM 0 133# define POSIX_FADV_RANDOM 0
130#endif 134#endif
131
132#ifndef POSIX_FADV_NOREUSE 135#ifndef POSIX_FADV_NOREUSE
133# define POSIX_FADV_NOREUSE 0 136# define POSIX_FADV_NOREUSE 0
134#endif 137#endif
135
136#ifndef POSIX_FADV_WILLNEED 138#ifndef POSIX_FADV_WILLNEED
137# define POSIX_FADV_WILLNEED 0 139# define POSIX_FADV_WILLNEED 0
138#endif 140#endif
139
140#ifndef POSIX_FADV_DONTNEED 141#ifndef POSIX_FADV_DONTNEED
141# define POSIX_FADV_DONTNEED 0 142# define POSIX_FADV_DONTNEED 0
143#endif
144
145#ifndef ST_NODEV
146# define ST_NODEV 0
147#endif
148#ifndef ST_NOEXEC
149# define ST_NOEXEC 0
150#endif
151#ifndef ST_SYNCHRONOUS
152# define ST_SYNCHRONOUS 0
153#endif
154#ifndef ST_MANDLOCK
155# define ST_MANDLOCK 0
156#endif
157#ifndef ST_WRITE
158# define ST_WRITE 0
159#endif
160#ifndef ST_APPEND
161# define ST_APPEND 0
162#endif
163#ifndef ST_IMMUTABLE
164# define ST_IMMUTABLE 0
165#endif
166#ifndef ST_NOATIME
167# define ST_NOATIME 0
168#endif
169#ifndef ST_NODIRATIME
170# define ST_NODIRATIME 0
171#endif
172#ifndef ST_RELATIME
173# define ST_RELATIME 0
174#endif
175
176#ifndef MCL_CURRENT
177# define MCL_CURRENT 0
178#endif
179#ifndef MCL_FUTURE
180# define MCL_FUTURE 0
142#endif 181#endif
143 182
144static int req_invoke (eio_req *req); 183static int req_invoke (eio_req *req);
145#define EIO_FINISH(req) req_invoke (req) 184#define EIO_FINISH(req) req_invoke (req)
146static void req_destroy (eio_req *grp); 185static void req_destroy (eio_req *grp);
… …
157 196
158static SV *on_next_submit; 197static SV *on_next_submit;
159static int next_pri = EIO_PRI_DEFAULT; 198static int next_pri = EIO_PRI_DEFAULT;
160static int max_outstanding; 199static int max_outstanding;
161 200
162static int respipe_osf [2], respipe [2] = { -1, -1 }; 201static s_epipe respipe;
163 202
164static void req_destroy (aio_req req); 203static void req_destroy (aio_req req);
165static void req_cancel (aio_req req); 204static void req_cancel (aio_req req);
166 205
167static void want_poll (void) 206static void want_poll (void)
168{ 207{
169 /* write a dummy byte to the pipe so fh becomes ready */ 208 /* write a dummy byte to the pipe so fh becomes ready */
170 respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); 209 s_epipe_signal (&respipe);
171} 210}
172 211
173static void done_poll (void) 212static void done_poll (void)
174{ 213{
175 /* read any signals sent by the worker threads */ 214 /* read any signals sent by the worker threads */
176 char buf [4]; 215 s_epipe_drain (&respipe);
177 while (respipe_read (respipe [0], buf, 4) == 4)
178 ;
179} 216}
180 217
181/* must be called at most once */ 218/* must be called at most once */
182static SV *req_sv (aio_req req, const char *klass) 219static SV *req_sv (aio_req req, HV *stash)
183{ 220{
184 if (!req->self) 221 if (!req->self)
185 { 222 {
186 req->self = (SV *)newHV (); 223 req->self = (SV *)newHV ();
187 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 224 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
188 } 225 }
189 226
190 return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); 227 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
191} 228}
192 229
193static aio_req SvAIO_REQ (SV *sv) 230static aio_req SvAIO_REQ (SV *sv)
194{ 231{
195 MAGIC *mg; 232 MAGIC *mg;
196 233
197 if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) 234 if (!SvROK (sv)
235 || (SvSTASH (SvRV (sv)) != aio_grp_stash
236 && SvSTASH (SvRV (sv)) != aio_req_stash
237 && !sv_derived_from (sv, "IO::AIO::REQ")))
198 croak ("object of class " AIO_REQ_KLASS " expected"); 238 croak ("object of class IO::AIO::REQ expected");
199 239
200 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 240 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
201 241
202 return mg ? (aio_req)mg->mg_ptr : 0; 242 return mg ? (aio_req)mg->mg_ptr : 0;
203} 243}
… …
209 dSP; 249 dSP;
210 250
211 ENTER; 251 ENTER;
212 SAVETMPS; 252 SAVETMPS;
213 PUSHMARK (SP); 253 PUSHMARK (SP);
214 XPUSHs (req_sv (grp, AIO_GRP_KLASS)); 254 XPUSHs (req_sv (grp, aio_grp_stash));
215 PUTBACK; 255 PUTBACK;
216 call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); 256 call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR);
217 SPAGAIN; 257 SPAGAIN;
218 FREETMPS; 258 FREETMPS;
219 LEAVE; 259 LEAVE;
… …
325 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); 365 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
326 char sym [64]; 366 char sym [64];
327 int symlen; 367 int symlen;
328 368
329 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); 369 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
330 gv_init (gv, stash, sym, symlen, 0); 370 gv_init (gv, aio_stash, sym, symlen, 0);
331 371
332 symlen = snprintf ( 372 symlen = snprintf (
333 sym, 373 sym,
334 sizeof (sym), 374 sizeof (sym),
335 "%s&=%d", 375 "%s&=%d",
… …
341 fh = (SV *)gv; 381 fh = (SV *)gv;
342 } 382 }
343 383
344 PUSHs (fh); 384 PUSHs (fh);
345 } 385 }
386 break;
387
388 case EIO_STATVFS:
389 case EIO_FSTATVFS:
390 {
391 SV *rv = &PL_sv_undef;
392
393 if (req->result >= 0)
394 {
395 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
396 HV *hv = newHV ();
397
398 rv = sv_2mortal (newRV_noinc ((SV *)hv));
399
400 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
401 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
402 hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0);
403 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
404 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
405 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
406 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
407 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
408 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
409 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
410 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
411 }
412
413 PUSHs (rv);
414 }
415
346 break; 416 break;
347 417
348 case EIO_GROUP: 418 case EIO_GROUP:
349 req->int1 = 2; /* mark group as finished */ 419 req->int1 = 2; /* mark group as finished */
350 420
… …
438 grp->sv2 = 0; 508 grp->sv2 = 0;
439 509
440 eio_grp_cancel (grp); 510 eio_grp_cancel (grp);
441} 511}
442 512
443#ifdef USE_SOCKETS_AS_HANDLES
444# define TO_SOCKET(x) (win32_get_osfhandle (x))
445#else
446# define TO_SOCKET(x) (x)
447#endif
448
449static void 513static void
450create_respipe (void) 514create_respipe (void)
451{ 515{
452 int old_readfd = respipe [0];
453
454 if (respipe [1] >= 0)
455 respipe_close (TO_SOCKET (respipe [1]));
456
457#ifdef _WIN32
458 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
459#else
460 if (pipe (respipe)) 516 if (s_epipe_renew (&respipe))
461#endif
462 croak ("unable to initialize result pipe"); 517 croak ("IO::AIO: unable to initialize result pipe");
463
464 if (old_readfd >= 0)
465 {
466 if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
467 croak ("unable to initialize result pipe(2)");
468
469 respipe_close (respipe [0]);
470 respipe [0] = old_readfd;
471 }
472
473#ifdef _WIN32
474 int arg = 1;
475 if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
476 || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
477#else
478 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
479 || fcntl (respipe [1], F_SETFL, O_NONBLOCK))
480#endif
481 croak ("unable to initialize result pipe(3)");
482
483 respipe_osf [0] = TO_SOCKET (respipe [0]);
484 respipe_osf [1] = TO_SOCKET (respipe [1]);
485} 518}
486 519
487static void poll_wait (void) 520static void poll_wait (void)
488{ 521{
489 fd_set rfd;
490
491 while (eio_nreqs ()) 522 while (eio_nreqs ())
492 { 523 {
493 int size; 524 int size;
494 525
495 X_LOCK (reslock); 526 X_LOCK (reslock);
… …
499 if (size) 530 if (size)
500 return; 531 return;
501 532
502 etp_maybe_start_thread (); 533 etp_maybe_start_thread ();
503 534
504 FD_ZERO (&rfd); 535 s_epipe_wait (&respipe);
505 FD_SET (respipe [0], &rfd);
506
507 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
508 } 536 }
509} 537}
510 538
511static int poll_cb (void) 539static int poll_cb (void)
512{ 540{
… …
530} 558}
531 559
532static SV * 560static SV *
533get_cb (SV *cb_sv) 561get_cb (SV *cb_sv)
534{ 562{
535 HV *st; 563 SvGETMAGIC (cb_sv);
536 GV *gvp; 564 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
537 CV *cv;
538
539 if (!SvOK (cb_sv))
540 return 0;
541
542 cv = sv_2cv (cb_sv, &st, &gvp, 0);
543
544 if (!cv)
545 croak ("IO::AIO callback must be undef or a CODE reference");
546
547 return (SV *)cv;
548} 565}
549 566
550#define dREQ \ 567#define dREQ \
551 SV *cb_cv; \ 568 SV *cb_cv; \
552 aio_req req; \ 569 aio_req req; \
… …
566 PUTBACK; \ 583 PUTBACK; \
567 req_submit (req); \ 584 req_submit (req); \
568 SPAGAIN; \ 585 SPAGAIN; \
569 \ 586 \
570 if (GIMME_V != G_VOID) \ 587 if (GIMME_V != G_VOID) \
571 XPUSHs (req_sv (req, AIO_REQ_KLASS)); 588 XPUSHs (req_sv (req, aio_req_stash));
572
573static int
574extract_fd (SV *fh, int wr)
575{
576 int fd = PerlIO_fileno (wr ? IoOFP (sv_2io (fh)) : IoIFP (sv_2io (fh)));
577
578 if (fd < 0)
579 croak ("illegal fh argument, either not an OS file or read/write mode mismatch");
580
581 return fd;
582}
583 589
584MODULE = IO::AIO PACKAGE = IO::AIO 590MODULE = IO::AIO PACKAGE = IO::AIO
585 591
586PROTOTYPES: ENABLE 592PROTOTYPES: ENABLE
587 593
… …
607 const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) 613 const_iv (FADV_RANDOM , POSIX_FADV_RANDOM)
608 const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) 614 const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
609 const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) 615 const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
610 const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) 616 const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
611 617
618 const_iv (ST_RDONLY , ST_RDONLY)
619 const_iv (ST_NOSUID , ST_NOSUID)
620 const_iv (ST_NODEV , ST_NODEV)
621 const_iv (ST_NOEXEC , ST_NOEXEC)
622 const_iv (ST_SYNCHRONOUS , ST_SYNCHRONOUS)
623 const_iv (ST_MANDLOCK , ST_MANDLOCK)
624 const_iv (ST_WRITE , ST_WRITE)
625 const_iv (ST_APPEND , ST_APPEND)
626 const_iv (ST_IMMUTABLE , ST_IMMUTABLE)
627 const_iv (ST_NOATIME , ST_NOATIME)
628 const_iv (ST_NODIRATIME , ST_NODIRATIME)
629 const_iv (ST_RELATIME , ST_RELATIME)
630
631 const_iv (MCL_FUTURE , MCL_FUTURE)
632 const_iv (MCL_CURRENT , MCL_CURRENT)
633
634 const_eio (MS_ASYNC)
635 const_eio (MS_INVALIDATE)
636 const_eio (MS_SYNC)
637
638 const_eio (MT_MODIFY)
639
612 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 640 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
613 const_eio (SYNC_FILE_RANGE_WRITE) 641 const_eio (SYNC_FILE_RANGE_WRITE)
614 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 642 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
615 643
616 const_eio (READDIR_DENTS) 644 const_eio (READDIR_DENTS)
… …
627 const_eio (DT_LNK) 655 const_eio (DT_LNK)
628 const_eio (DT_SOCK) 656 const_eio (DT_SOCK)
629 const_eio (DT_WHT) 657 const_eio (DT_WHT)
630 }; 658 };
631 659
632 stash = gv_stashpv ("IO::AIO", 1); 660 aio_stash = gv_stashpv ("IO::AIO" , 1);
661 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
662 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
633 663
634 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 664 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
635 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 665 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));
636 666
637 create_respipe (); 667 create_respipe ();
638 668
639 if (eio_init (want_poll, done_poll) < 0) 669 if (eio_init (want_poll, done_poll) < 0)
640 croak ("IO::AIO: unable to initialise eio library"); 670 croak ("IO::AIO: unable to initialise eio library");
… …
701 ALIAS: 731 ALIAS:
702 aio_fsync = EIO_FSYNC 732 aio_fsync = EIO_FSYNC
703 aio_fdatasync = EIO_FDATASYNC 733 aio_fdatasync = EIO_FDATASYNC
704 PPCODE: 734 PPCODE:
705{ 735{
706 int fd = extract_fd (fh, 0); 736 int fd = s_fileno_croak (fh, 0);
707 dREQ; 737 dREQ;
708 738
709 req->type = ix; 739 req->type = ix;
710 req->sv1 = newSVsv (fh); 740 req->sv1 = newSVsv (fh);
711 req->int1 = fd; 741 req->int1 = fd;
… …
716void 746void
717aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 747aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
718 PROTOTYPE: $$$$;$ 748 PROTOTYPE: $$$$;$
719 PPCODE: 749 PPCODE:
720{ 750{
721 int fd = extract_fd (fh, 0); 751 int fd = s_fileno_croak (fh, 0);
722 dREQ; 752 dREQ;
723 753
724 req->type = EIO_SYNC_FILE_RANGE; 754 req->type = EIO_SYNC_FILE_RANGE;
725 req->sv1 = newSVsv (fh); 755 req->sv1 = newSVsv (fh);
726 req->int1 = fd; 756 req->int1 = fd;
… …
735aio_close (SV *fh, SV *callback=&PL_sv_undef) 765aio_close (SV *fh, SV *callback=&PL_sv_undef)
736 PROTOTYPE: $;$ 766 PROTOTYPE: $;$
737 PPCODE: 767 PPCODE:
738{ 768{
739 static int close_pipe = -1; /* dummy fd to close fds via dup2 */ 769 static int close_pipe = -1; /* dummy fd to close fds via dup2 */
740 int fd = extract_fd (fh, 0); 770 int fd = s_fileno_croak (fh, 0);
741 dREQ; 771 dREQ;
742 772
743 if (close_pipe < 0) 773 if (close_pipe < 0)
744 { 774 {
745 int pipefd [2]; 775 int pipefd [2];
… …
767 aio_write = EIO_WRITE 797 aio_write = EIO_WRITE
768 PROTOTYPE: $$$$$;$ 798 PROTOTYPE: $$$$$;$
769 PPCODE: 799 PPCODE:
770{ 800{
771 STRLEN svlen; 801 STRLEN svlen;
772 int fd = extract_fd (fh, ix == EIO_WRITE); 802 int fd = s_fileno_croak (fh, ix == EIO_WRITE);
773 char *svptr = SvPVbyte (data, svlen); 803 char *svptr = SvPVbyte (data, svlen);
774 UV len = SvUV (length); 804 UV len = SvUV (length);
775 805
776 if (dataoffset < 0) 806 if (dataoffset < 0)
777 dataoffset += svlen; 807 dataoffset += svlen;
… …
832void 862void
833aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 863aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
834 PROTOTYPE: $$$$;$ 864 PROTOTYPE: $$$$;$
835 PPCODE: 865 PPCODE:
836{ 866{
837 int ifd = extract_fd (in_fh , 0); 867 int ifd = s_fileno_croak (in_fh , 0);
838 int ofd = extract_fd (out_fh, 0); 868 int ofd = s_fileno_croak (out_fh, 1);
839 dREQ; 869 dREQ;
840 870
841 req->type = EIO_SENDFILE; 871 req->type = EIO_SENDFILE;
842 req->sv1 = newSVsv (out_fh); 872 req->sv1 = newSVsv (out_fh);
843 req->int1 = ofd; 873 req->int1 = ofd;
… …
852void 882void
853aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 883aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
854 PROTOTYPE: $$$;$ 884 PROTOTYPE: $$$;$
855 PPCODE: 885 PPCODE:
856{ 886{
857 int fd = extract_fd (fh, 0); 887 int fd = s_fileno_croak (fh, 0);
858 dREQ; 888 dREQ;
859 889
860 req->type = EIO_READAHEAD; 890 req->type = EIO_READAHEAD;
861 req->sv1 = newSVsv (fh); 891 req->sv1 = newSVsv (fh);
862 req->int1 = fd; 892 req->int1 = fd;
… …
867} 897}
868 898
869void 899void
870aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 900aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef)
871 ALIAS: 901 ALIAS:
872 aio_stat = EIO_STAT 902 aio_stat = EIO_STAT
873 aio_lstat = EIO_LSTAT 903 aio_lstat = EIO_LSTAT
904 aio_statvfs = EIO_STATVFS
874 PPCODE: 905 PPCODE:
875{ 906{
876 dREQ; 907 dREQ;
877 908
878 req->sv1 = newSVsv (fh_or_path); 909 req->sv1 = newSVsv (fh_or_path);
… …
882 req->type = ix; 913 req->type = ix;
883 req->ptr1 = SvPVbyte_nolen (req->sv1); 914 req->ptr1 = SvPVbyte_nolen (req->sv1);
884 } 915 }
885 else 916 else
886 { 917 {
887 req->type = EIO_FSTAT; 918 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
888 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); 919 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
889 } 920 }
890 921
891 REQ_SEND; 922 REQ_SEND;
892} 923}
… …
1055 1086
1056 REQ_SEND; 1087 REQ_SEND;
1057} 1088}
1058 1089
1059void 1090void
1091aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1092 ALIAS:
1093 aio_mtouch = EIO_MTOUCH
1094 aio_msync = EIO_MSYNC
1095 PROTOTYPE: $$$$;$
1096 PPCODE:
1097{
1098 STRLEN svlen;
1099 UV len = SvUV (length);
1100 char *svptr = SvPVbyte (data, svlen);
1101
1102 if (offset < 0)
1103 offset += svlen;
1104
1105 if (offset < 0 || offset > svlen)
1106 croak ("offset outside of scalar");
1107
1108 if (!SvOK (length) || len + offset > svlen)
1109 len = svlen - offset;
1110
1111 {
1112 dREQ;
1113
1114 req->type = ix;
1115 req->size = len;
1116 req->sv2 = SvREFCNT_inc (data);
1117 req->ptr2 = (char *)svptr + offset;
1118 req->int1 = flags;
1119
1120 REQ_SEND;
1121 }
1122}
1123
1124void
1060aio_busy (double delay, SV *callback=&PL_sv_undef) 1125aio_busy (double delay, SV *callback=&PL_sv_undef)
1061 PPCODE: 1126 PPCODE:
1062{ 1127{
1063 dREQ; 1128 dREQ;
1064 1129
… …
1076 dREQ; 1141 dREQ;
1077 1142
1078 req->type = EIO_GROUP; 1143 req->type = EIO_GROUP;
1079 1144
1080 req_submit (req); 1145 req_submit (req);
1081 XPUSHs (req_sv (req, AIO_GRP_KLASS)); 1146 XPUSHs (req_sv (req, aio_grp_stash));
1082} 1147}
1083 1148
1084void 1149void
1085aio_nop (SV *callback=&PL_sv_undef) 1150aio_nop (SV *callback=&PL_sv_undef)
1086 ALIAS: 1151 ALIAS:
… …
1138 1203
1139int 1204int
1140poll_fileno() 1205poll_fileno()
1141 PROTOTYPE: 1206 PROTOTYPE:
1142 CODE: 1207 CODE:
1143 RETVAL = respipe [0]; 1208 RETVAL = s_epipe_fd (&respipe);
1144 OUTPUT: 1209 OUTPUT:
1145 RETVAL 1210 RETVAL
1146 1211
1147int 1212int
1148poll_cb(...) 1213poll_cb(...)
… …
1192 1257
1193int 1258int
1194fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) 1259fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1195 PROTOTYPE: $$$$ 1260 PROTOTYPE: $$$$
1196 CODE: 1261 CODE:
1197{
1198 #if _XOPEN_SOURCE >= 600 1262#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1199 RETVAL = posix_fadvise (fh, offset, length, advice); 1263 RETVAL = posix_fadvise (fh, offset, length, advice);
1200 #else 1264#else
1201 RETVAL = errno = ENOSYS; 1265 RETVAL = errno = ENOSYS;
1202 #endif 1266#endif
1203}
1204 OUTPUT: 1267 OUTPUT:
1205 RETVAL 1268 RETVAL
1206 1269
1207ssize_t 1270ssize_t
1208sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1271sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1209 PROTOTYPE: $$$$ 1272 PROTOTYPE: $$$$
1210 CODE: 1273 CODE:
1211 eio_sendfile_sync (ofh, ifh, offset, count); 1274 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1275 OUTPUT:
1276 RETVAL
1277
1278int
1279mlockall (int flags)
1280 PROTOTYPE: $
1281 CODE:
1282#if _POSIX_MEMLOCK
1283#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7
1284 extern int mallopt (int, int);
1285 mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */
1286#endif
1287 mlockall (flags);
1288#else
1289 RETVAL ＝-1;
1290 errno = ENOSYS;
1291#endif
1292 OUTPUT:
1293 RETVAL
1294
1295int
1296munlockall ()
1297 PROTOTYPE:
1298 CODE:
1299#if _POSIX_MEMLOCK
1300 munlockall ();
1301#else
1302 RETVAL ＝-1;
1303 errno = ENOSYS;
1304#endif
1305 OUTPUT:
1306 RETVAL
1212 1307
1213void _on_next_submit (SV *cb) 1308void _on_next_submit (SV *cb)
1214 CODE: 1309 CODE:
1215 SvREFCNT_dec (on_next_submit); 1310 SvREFCNT_dec (on_next_submit);
1216 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1311 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1231 if (GIMME_V != G_VOID) 1326 if (GIMME_V != G_VOID)
1232 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 1327 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1233 1328
1234 if (items > 1) 1329 if (items > 1)
1235 { 1330 {
1236 SV *cb_cv = get_cb (callback); 1331 SV *cb_cv =get_cb (callback);
1237 1332
1238 SvREFCNT_dec (req->callback); 1333 SvREFCNT_dec (req->callback);
1239 req->callback = SvREFCNT_inc (cb_cv); 1334 req->callback = SvREFCNT_inc (cb_cv);
1240 } 1335 }
1241} 1336}

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