ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/IO-AIO/AIO.xs
(Generate patch)

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.181 by root, Tue Feb 15 03:21:41 2011 UTC vs.
Revision 1.188 by root, Sun Jul 17 04:20:04 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 #define EIO_STRUCT_DIRENT Direntry_t
36 #undef malloc
37 #undef free
38
39 // perl overrides all those nice libc functions
40 #undef open
41 #undef read
42 #undef write
43 #undef send
44 #undef recv
45 #undef stat
46 #undef lstat
47 #undef fstat
48 #undef truncate
49 #undef ftruncate
50 #undef open
51 #undef link
52 #undef close
53 #undef unlink
54 #undef mkdir
55 #undef rmdir
56 #undef rename
57 #undef lseek
58 #undef opendir
59 #undef readdir
60 #undef closedir
61 #undef chmod
62 #undef fchmod
63 #undef dup
64 #undef dup2
65 #undef abort
66 #undef pipe
67
68#else
69
70 #include <sys/time.h>
71 #include <sys/select.h>
72 #include <unistd.h>
73 #include <utime.h>
74 #include <signal.h>
75
76#endif
82 77
83#define EIO_STRUCT_STAT Stat_t 78#define EIO_STRUCT_STAT Stat_t
84 79
85/* use NV for 32 bit perls as it allows larger offsets */ 80/* use NV for 32 bit perls as it allows larger offsets */
86#if IVSIZE >= 8 81#if IVSIZE >= 8
… …
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
284#include "libeio/eio.c"
285 332
286typedef eio_req *aio_req; 333typedef eio_req *aio_req;
287typedef eio_req *aio_req_ornot; 334typedef eio_req *aio_req_ornot;
288 335
289static SV *on_next_submit; 336static SV *on_next_submit;
… …
495 case EIO_STATVFS: 542 case EIO_STATVFS:
496 case EIO_FSTATVFS: 543 case EIO_FSTATVFS:
497 { 544 {
498 SV *rv = &PL_sv_undef; 545 SV *rv = &PL_sv_undef;
499 546
547#ifndef _WIN32
500 if (req->result >= 0) 548 if (req->result >= 0)
501 { 549 {
502 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 550 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
503 HV *hv = newHV (); 551 HV *hv = newHV ();
504 552
… …
514 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 562 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); 563 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); 564 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); 565 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
518 } 566 }
567#endif
519 568
520 PUSHs (rv); 569 PUSHs (rv);
521 } 570 }
522 571
523 break; 572 break;
… …
539 case EIO_NOP: 588 case EIO_NOP:
540 case EIO_BUSY: 589 case EIO_BUSY:
541 break; 590 break;
542 591
543 case EIO_READLINK: 592 case EIO_READLINK:
593 case EIO_REALPATH:
544 if (req->result > 0) 594 if (req->result > 0)
545 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); 595 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
546 break; 596 break;
547 597
548 case EIO_STAT: 598 case EIO_STAT:
549 case EIO_LSTAT: 599 case EIO_LSTAT:
550 case EIO_FSTAT: 600 case EIO_FSTAT:
551 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 601 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
552 PL_laststatval = req->result; 602 PL_laststatval = req->result;
603 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
553 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 604 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
554 PUSHs (sv_result); 605 PUSHs (sv_result);
555 break; 606 break;
556 607
557 case EIO_READ: 608 case EIO_READ:
… …
609 Safefree (req); 660 Safefree (req);
610} 661}
611 662
612static void req_cancel_subs (aio_req grp) 663static void req_cancel_subs (aio_req grp)
613{ 664{
614 aio_req sub;
615
616 if (grp->type != EIO_GROUP) 665 if (grp->type != EIO_GROUP)
617 return; 666 return;
618 667
619 SvREFCNT_dec (grp->sv2); 668 SvREFCNT_dec (grp->sv2);
620 grp->sv2 = 0; 669 grp->sv2 = 0;
621 670
622 eio_grp_cancel (grp); 671 eio_grp_cancel (grp);
623} 672}
624 673
625static void
626create_respipe (void) 674static void create_respipe (void)
627{ 675{
628 if (s_epipe_renew (&respipe)) 676 if (s_epipe_renew (&respipe))
629 croak ("IO::AIO: unable to initialize result pipe"); 677 croak ("IO::AIO: unable to initialize result pipe");
630} 678}
631 679
… …
685# define MAP_FIXED 0 733# define MAP_FIXED 0
686#endif 734#endif
687 735
688#define MMAP_MAGIC PERL_MAGIC_ext 736#define MMAP_MAGIC PERL_MAGIC_ext
689 737
690static int
691mmap_free (pTHX_ SV *sv, MAGIC *mg) 738static int mmap_free (pTHX_ SV *sv, MAGIC *mg)
692{ 739{
693 int old_errno = errno; 740 int old_errno = errno;
694 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 741 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
695 errno = old_errno; 742 errno = old_errno;
696 743
… …
712 0, 0, 0, 0, mmap_free 759 0, 0, 0, 0, mmap_free
713}; 760};
714 761
715/*****************************************************************************/ 762/*****************************************************************************/
716 763
717static SV *
718get_cb (SV *cb_sv) 764static SV * get_cb (SV *cb_sv)
719{ 765{
720 SvGETMAGIC (cb_sv); 766 SvGETMAGIC (cb_sv);
721 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 767 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
722} 768}
723 769
… …
765 const_iv (O_CREAT) 811 const_iv (O_CREAT)
766 const_iv (O_TRUNC) 812 const_iv (O_TRUNC)
767 const_iv (O_EXCL) 813 const_iv (O_EXCL)
768 const_iv (O_APPEND) 814 const_iv (O_APPEND)
769 815
816 const_iv (O_ASYNC)
817 const_iv (O_DIRECT)
818 const_iv (O_NOATIME)
819
820 const_iv (O_CLOEXEC)
821 const_iv (O_NOCTTY)
822 const_iv (O_NOFOLLOW)
823 const_iv (O_NONBLOCK)
824 const_iv (O_EXEC)
825 const_iv (O_SEARCH)
826 const_iv (O_DIRECTORY)
827 const_iv (O_DSYNC)
828 const_iv (O_RSYNC)
829 const_iv (O_SYNC)
830 const_iv (O_TTY_INIT)
831
770 const_iv (S_IFIFO) 832 const_iv (S_IFIFO)
771 const_iv (S_IFCHR) 833 const_iv (S_IFCHR)
772 const_iv (S_IFBLK) 834 const_iv (S_IFBLK)
773 const_iv (S_IFLNK) 835 const_iv (S_IFLNK)
774 const_iv (S_IFREG) 836 const_iv (S_IFREG)
… …
831 893
832 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 894 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
833 const_eio (SYNC_FILE_RANGE_WRITE) 895 const_eio (SYNC_FILE_RANGE_WRITE)
834 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 896 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
835 897
898 const_eio (FALLOC_FL_KEEP_SIZE)
899
836 const_eio (READDIR_DENTS) 900 const_eio (READDIR_DENTS)
837 const_eio (READDIR_DIRS_FIRST) 901 const_eio (READDIR_DIRS_FIRST)
838 const_eio (READDIR_STAT_ORDER) 902 const_eio (READDIR_STAT_ORDER)
839 const_eio (READDIR_FOUND_UNKNOWN) 903 const_eio (READDIR_FOUND_UNKNOWN)
840 904
… …
957 1021
958 REQ_SEND (req); 1022 REQ_SEND (req);
959} 1023}
960 1024
961void 1025void
1026aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
1027 PPCODE:
1028{
1029 int fd = s_fileno_croak (fh, 0);
1030 dREQ;
1031
1032 req->type = EIO_FALLOCATE;
1033 req->sv1 = newSVsv (fh);
1034 req->int1 = fd;
1035 req->int2 = mode;
1036 req->offs = offset;
1037 req->size = len;
1038
1039 REQ_SEND (req);
1040}
1041
1042void
962aio_close (SV *fh, SV *callback=&PL_sv_undef) 1043aio_close (SV *fh, SV *callback=&PL_sv_undef)
963 PPCODE: 1044 PPCODE:
964{ 1045{
965 static int close_pipe = -1; /* dummy fd to close fds via dup2 */ 1046 static int close_fd = -1; /* dummy fd to close fds via dup2 */
966 int fd = s_fileno_croak (fh, 0); 1047 int fd = s_fileno_croak (fh, 0);
967 dREQ; 1048 dREQ;
968 1049
969 if (close_pipe < 0) 1050 if (expect_false (close_fd < 0))
970 { 1051 {
971 int pipefd [2]; 1052 int pipefd [2];
972 1053
1054 if (
1055#ifdef _WIN32
1056 _pipe (pipefd, 1, _O_BINARY) < 0
1057#else
973 if (pipe (pipefd) < 0 1058 pipe (pipefd) < 0
974 || close (pipefd [1]) < 0
975 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) 1059 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1060#endif
1061 || close (pipefd [1]) < 0
1062 )
976 abort (); /*D*/ 1063 abort (); /*D*/
977 1064
978 close_pipe = pipefd [0]; 1065 close_fd = pipefd [0];
979 } 1066 }
980 1067
981 req->type = EIO_DUP2; 1068 req->type = EIO_DUP2;
982 req->int1 = close_pipe; 1069 req->int1 = close_fd;
983 req->sv2 = newSVsv (fh); 1070 req->sv2 = newSVsv (fh);
984 req->int2 = fd; 1071 req->int2 = fd;
985 1072
986 REQ_SEND (req); 1073 REQ_SEND (req);
987} 1074}
… …
1039 } 1126 }
1040} 1127}
1041 1128
1042void 1129void
1043aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1130aio_readlink (SV8 *path, SV *callback=&PL_sv_undef)
1131 ALIAS:
1132 aio_readlink = EIO_READLINK
1133 aio_realpath = EIO_REALPATH
1044 PPCODE: 1134 PPCODE:
1045{ 1135{
1046 SV *data;
1047 dREQ; 1136 dREQ;
1048 1137
1049 req->type = EIO_READLINK; 1138 req->type = ix;
1050 req->sv1 = newSVsv (path); 1139 req->sv1 = newSVsv (path);
1051 req->ptr1 = SvPVbyte_nolen (req->sv1); 1140 req->ptr1 = SvPVbyte_nolen (req->sv1);
1052 1141
1053 REQ_SEND; 1142 REQ_SEND;
1054} 1143}

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines