… | |
… | |
21 | # include <sys/mman.h> |
21 | # include <sys/mman.h> |
22 | #endif |
22 | #endif |
23 | |
23 | |
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
25 | * to implement any linux standard apis, and also has no way to test |
25 | * to implement any linux standard apis, and also has no way to test |
26 | * for his broken iplementation. on't complain if this fails for you. |
26 | * for his broken iplementation. don't complain to me if this fails |
|
|
27 | * for you. |
27 | */ |
28 | */ |
28 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
29 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
29 | # include <linux/fs.h> |
30 | # include <linux/fs.h> |
30 | # ifdef FS_IOC_FIEMAP |
31 | # ifdef FS_IOC_FIEMAP |
31 | # include <linux/types.h> |
32 | # include <linux/types.h> |
… | |
… | |
103 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | |
106 | |
106 | /*****************************************************************************/ |
107 | /*****************************************************************************/ |
107 | |
108 | |
|
|
109 | #include "libeio/config.h" |
|
|
110 | |
|
|
111 | #if HAVE_RLIMITS |
|
|
112 | #include <sys/time.h> |
|
|
113 | #include <sys/resource.h> |
|
|
114 | #endif |
|
|
115 | |
108 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
116 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
109 | typedef int aio_rfd; /* read file desriptor */ |
117 | typedef int aio_rfd; /* read file desriptor */ |
110 | typedef int aio_wfd; /* write file descriptor */ |
118 | typedef int aio_wfd; /* write file descriptor */ |
111 | |
119 | |
112 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
120 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
… | |
… | |
118 | STRLEN stroffset; \ |
126 | STRLEN stroffset; \ |
119 | SV *self; |
127 | SV *self; |
120 | |
128 | |
121 | #define EIO_NO_WRAPPERS 1 |
129 | #define EIO_NO_WRAPPERS 1 |
122 | |
130 | |
123 | #include "libeio/config.h" |
|
|
124 | #include "libeio/eio.h" |
131 | #include "libeio/eio.h" |
125 | |
132 | |
126 | static int req_invoke (eio_req *req); |
133 | static int req_invoke (eio_req *req); |
127 | #define EIO_FINISH(req) req_invoke (req) |
134 | #define EIO_FINISH(req) req_invoke (req) |
128 | static void req_destroy (eio_req *grp); |
135 | static void req_destroy (eio_req *grp); |
… | |
… | |
145 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
152 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
146 | # endif |
153 | # endif |
147 | #endif |
154 | #endif |
148 | |
155 | |
149 | /* defines all sorts of constants to 0 unless they are already defined */ |
156 | /* defines all sorts of constants to 0 unless they are already defined */ |
|
|
157 | /* also provides const_iv_ and const_niv_ macros for them */ |
150 | #include "def0.h" |
158 | #include "def0.h" |
151 | |
159 | |
152 | #ifndef makedev |
160 | #ifndef makedev |
153 | # define makedev(maj,min) (((maj) << 8) | (min)) |
161 | # define makedev(maj,min) (((maj) << 8) | (min)) |
154 | #endif |
162 | #endif |
… | |
… | |
703 | { |
711 | { |
704 | while (eio_nreqs ()) |
712 | while (eio_nreqs ()) |
705 | { |
713 | { |
706 | int size; |
714 | int size; |
707 | |
715 | |
708 | X_LOCK (reslock); |
716 | X_LOCK (EIO_POOL->reslock); |
709 | size = res_queue.size; |
717 | size = EIO_POOL->res_queue.size; |
710 | X_UNLOCK (reslock); |
718 | X_UNLOCK (EIO_POOL->reslock); |
711 | |
719 | |
712 | if (size) |
720 | if (size) |
713 | return; |
721 | return; |
714 | |
722 | |
715 | etp_maybe_start_thread (); |
723 | etp_maybe_start_thread (EIO_POOL); |
716 | |
724 | |
717 | s_epipe_wait (&respipe); |
725 | s_epipe_wait (&respipe); |
718 | } |
726 | } |
719 | } |
727 | } |
720 | |
728 | |
… | |
… | |
751 | # define munmap(addr,length) EIO_ENOSYS () |
759 | # define munmap(addr,length) EIO_ENOSYS () |
752 | #endif |
760 | #endif |
753 | |
761 | |
754 | #if !_POSIX_MEMORY_PROTECTION |
762 | #if !_POSIX_MEMORY_PROTECTION |
755 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
763 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
756 | # define PROT_NONE 0 |
|
|
757 | # define PROT_WRITE 0 |
|
|
758 | # define MAP_PRIVATE 0 |
|
|
759 | # define MAP_SHARED 0 |
|
|
760 | # define MAP_FIXED 0 |
|
|
761 | #endif |
764 | #endif |
762 | |
765 | |
763 | #define MMAP_MAGIC PERL_MAGIC_ext |
766 | #define MMAP_MAGIC PERL_MAGIC_ext |
764 | |
767 | |
765 | static int ecb_cold |
768 | static int ecb_cold |
… | |
… | |
905 | } *civ, const_iv[] = { |
908 | } *civ, const_iv[] = { |
906 | # define const_niv(name, value) { # name, (IV) value }, |
909 | # define const_niv(name, value) { # name, (IV) value }, |
907 | # define const_iv(name) { # name, (IV) name }, |
910 | # define const_iv(name) { # name, (IV) name }, |
908 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
911 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
909 | |
912 | |
910 | /* you have to re-run ./gendef0 after adding/Removing any constants here */ |
913 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
911 | |
914 | /* the first block can be undef if missing */ |
912 | const_iv (ENOSYS) |
915 | const_iv (ENOSYS) |
913 | const_iv (EXDEV) |
916 | const_iv (EXDEV) |
914 | const_iv (EBADR) |
917 | const_iv (EBADR) |
915 | |
918 | |
|
|
919 | /* for lseek */ |
|
|
920 | const_iv (SEEK_DATA) |
|
|
921 | const_iv (SEEK_HOLE) |
|
|
922 | |
|
|
923 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
924 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
925 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
926 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
927 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
928 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
929 | |
|
|
930 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
931 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
932 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
933 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
934 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
935 | |
|
|
936 | /* the second block will be 0 when missing */ |
916 | const_iv (O_RDONLY) |
937 | const_iv (O_RDONLY) |
917 | const_iv (O_WRONLY) |
938 | const_iv (O_WRONLY) |
918 | const_iv (O_RDWR) |
939 | const_iv (O_RDWR) |
919 | const_iv (O_CREAT) |
940 | const_iv (O_CREAT) |
920 | const_iv (O_TRUNC) |
941 | const_iv (O_TRUNC) |
… | |
… | |
947 | const_iv (S_IFDIR) |
968 | const_iv (S_IFDIR) |
948 | const_iv (S_IFWHT) |
969 | const_iv (S_IFWHT) |
949 | const_iv (S_IFSOCK) |
970 | const_iv (S_IFSOCK) |
950 | const_iv (S_IFMT) |
971 | const_iv (S_IFMT) |
951 | |
972 | |
952 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
953 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
954 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
955 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
956 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
957 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
958 | |
|
|
959 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
960 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
961 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
962 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
963 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
964 | |
|
|
965 | const_iv (ST_RDONLY) |
973 | const_iv (ST_RDONLY) |
966 | const_iv (ST_NOSUID) |
974 | const_iv (ST_NOSUID) |
967 | const_iv (ST_NODEV) |
975 | const_iv (ST_NODEV) |
968 | const_iv (ST_NOEXEC) |
976 | const_iv (ST_NOEXEC) |
969 | const_iv (ST_SYNCHRONOUS) |
977 | const_iv (ST_SYNCHRONOUS) |
… | |
… | |
978 | const_iv (PROT_NONE) |
986 | const_iv (PROT_NONE) |
979 | const_iv (PROT_EXEC) |
987 | const_iv (PROT_EXEC) |
980 | const_iv (PROT_READ) |
988 | const_iv (PROT_READ) |
981 | const_iv (PROT_WRITE) |
989 | const_iv (PROT_WRITE) |
982 | |
990 | |
983 | /*const_iv (MAP_FIXED)*/ |
|
|
984 | const_iv (MAP_PRIVATE) |
991 | const_iv (MAP_PRIVATE) |
985 | const_iv (MAP_SHARED) |
992 | const_iv (MAP_SHARED) |
|
|
993 | const_iv (MAP_FIXED) |
986 | const_iv (MAP_ANONYMOUS) |
994 | const_iv (MAP_ANONYMOUS) |
987 | |
995 | |
988 | /* linuxish */ |
996 | /* linuxish */ |
989 | const_iv (MAP_HUGETLB) |
|
|
990 | const_iv (MAP_LOCKED) |
997 | const_iv (MAP_LOCKED) |
991 | const_iv (MAP_NORESERVE) |
998 | const_iv (MAP_NORESERVE) |
992 | const_iv (MAP_POPULATE) |
999 | const_iv (MAP_POPULATE) |
993 | const_iv (MAP_NONBLOCK) |
1000 | const_iv (MAP_NONBLOCK) |
|
|
1001 | const_iv (MAP_GROWSDOWN) |
|
|
1002 | const_iv (MAP_32BIT) |
|
|
1003 | const_iv (MAP_HUGETLB) |
|
|
1004 | const_iv (MAP_STACK) |
|
|
1005 | |
|
|
1006 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1007 | |
|
|
1008 | const_iv (F_OFD_GETLK) |
|
|
1009 | const_iv (F_OFD_SETLK) |
|
|
1010 | const_iv (F_OFD_GETLKW) |
|
|
1011 | |
|
|
1012 | const_iv (FIFREEZE) |
|
|
1013 | const_iv (FITHAW) |
|
|
1014 | const_iv (FITRIM) |
|
|
1015 | const_iv (FICLONE) |
|
|
1016 | const_iv (FICLONERANGE) |
|
|
1017 | const_iv (FIDEDUPERANGE) |
|
|
1018 | |
|
|
1019 | const_iv (FS_IOC_GETFLAGS) |
|
|
1020 | const_iv (FS_IOC_SETFLAGS) |
|
|
1021 | const_iv (FS_IOC_GETVERSION) |
|
|
1022 | const_iv (FS_IOC_SETVERSION) |
|
|
1023 | const_iv (FS_IOC_FIEMAP) |
|
|
1024 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1025 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1026 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1027 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1028 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1029 | |
|
|
1030 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1031 | |
|
|
1032 | const_iv (FS_SECRM_FL) |
|
|
1033 | const_iv (FS_UNRM_FL) |
|
|
1034 | const_iv (FS_COMPR_FL) |
|
|
1035 | const_iv (FS_SYNC_FL) |
|
|
1036 | const_iv (FS_IMMUTABLE_FL) |
|
|
1037 | const_iv (FS_APPEND_FL) |
|
|
1038 | const_iv (FS_NODUMP_FL) |
|
|
1039 | const_iv (FS_NOATIME_FL) |
|
|
1040 | const_iv (FS_DIRTY_FL) |
|
|
1041 | const_iv (FS_COMPRBLK_FL) |
|
|
1042 | const_iv (FS_NOCOMP_FL) |
|
|
1043 | const_iv (FS_ENCRYPT_FL) |
|
|
1044 | const_iv (FS_BTREE_FL) |
|
|
1045 | const_iv (FS_INDEX_FL) |
|
|
1046 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1047 | const_iv (FS_NOTAIL_FL) |
|
|
1048 | const_iv (FS_DIRSYNC_FL) |
|
|
1049 | const_iv (FS_TOPDIR_FL) |
|
|
1050 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1051 | |
|
|
1052 | const_iv (FS_XFLAG_REALTIME) |
|
|
1053 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1054 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1055 | const_iv (FS_XFLAG_APPEND) |
|
|
1056 | const_iv (FS_XFLAG_SYNC) |
|
|
1057 | const_iv (FS_XFLAG_NOATIME) |
|
|
1058 | const_iv (FS_XFLAG_NODUMP) |
|
|
1059 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1060 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1061 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1062 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1063 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1064 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1065 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1066 | const_iv (FS_XFLAG_DAX) |
|
|
1067 | const_iv (FS_XFLAG_HASATTR) |
994 | |
1068 | |
995 | const_iv (FIEMAP_FLAG_SYNC) |
1069 | const_iv (FIEMAP_FLAG_SYNC) |
996 | const_iv (FIEMAP_FLAG_XATTR) |
1070 | const_iv (FIEMAP_FLAG_XATTR) |
997 | const_iv (FIEMAP_FLAGS_COMPAT) |
1071 | const_iv (FIEMAP_FLAGS_COMPAT) |
998 | const_iv (FIEMAP_EXTENT_LAST) |
1072 | const_iv (FIEMAP_EXTENT_LAST) |
… | |
… | |
1010 | const_iv (SPLICE_F_MOVE) |
1084 | const_iv (SPLICE_F_MOVE) |
1011 | const_iv (SPLICE_F_NONBLOCK) |
1085 | const_iv (SPLICE_F_NONBLOCK) |
1012 | const_iv (SPLICE_F_MORE) |
1086 | const_iv (SPLICE_F_MORE) |
1013 | const_iv (SPLICE_F_GIFT) |
1087 | const_iv (SPLICE_F_GIFT) |
1014 | |
1088 | |
1015 | const_iv (SEEK_DATA) |
1089 | /* these are libeio constants, and are independent of gendef0 */ |
1016 | const_iv (SEEK_HOLE) |
|
|
1017 | |
|
|
1018 | /* libeio constants */ |
|
|
1019 | const_eio (SEEK_SET) |
1090 | const_eio (SEEK_SET) |
1020 | const_eio (SEEK_CUR) |
1091 | const_eio (SEEK_CUR) |
1021 | const_eio (SEEK_END) |
1092 | const_eio (SEEK_END) |
1022 | |
1093 | |
1023 | const_eio (MCL_FUTURE) |
1094 | const_eio (MCL_FUTURE) |
… | |
… | |
1035 | |
1106 | |
1036 | const_eio (FALLOC_FL_KEEP_SIZE) |
1107 | const_eio (FALLOC_FL_KEEP_SIZE) |
1037 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1108 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1038 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1109 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1039 | const_eio (FALLOC_FL_ZERO_RANGE) |
1110 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1111 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1112 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1113 | |
|
|
1114 | const_eio (RENAME_NOREPLACE) |
|
|
1115 | const_eio (RENAME_EXCHANGE) |
|
|
1116 | const_eio (RENAME_WHITEOUT) |
1040 | |
1117 | |
1041 | const_eio (READDIR_DENTS) |
1118 | const_eio (READDIR_DENTS) |
1042 | const_eio (READDIR_DIRS_FIRST) |
1119 | const_eio (READDIR_DIRS_FIRST) |
1043 | const_eio (READDIR_STAT_ORDER) |
1120 | const_eio (READDIR_STAT_ORDER) |
1044 | const_eio (READDIR_FOUND_UNKNOWN) |
1121 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
1295 | REQ_SEND; |
1372 | REQ_SEND; |
1296 | } |
1373 | } |
1297 | } |
1374 | } |
1298 | |
1375 | |
1299 | void |
1376 | void |
|
|
1377 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
|
|
1378 | ALIAS: |
|
|
1379 | aio_ioctl = EIO_IOCTL |
|
|
1380 | aio_fcntl = EIO_FCNTL |
|
|
1381 | PPCODE: |
|
|
1382 | { |
|
|
1383 | int fd = s_fileno_croak (fh, 0); |
|
|
1384 | char *svptr; |
|
|
1385 | |
|
|
1386 | if (SvPOK (arg) || !SvNIOK (arg)) |
|
|
1387 | { |
|
|
1388 | STRLEN svlen; |
|
|
1389 | /* perl uses IOCPARM_LEN for fcntl, so we do, too */ |
|
|
1390 | #ifdef IOCPARM_LEN |
|
|
1391 | STRLEN need = IOCPARM_LEN (request); |
|
|
1392 | #else |
|
|
1393 | STRLEN need = 256; |
|
|
1394 | #endif |
|
|
1395 | |
|
|
1396 | if (svlen < need) |
|
|
1397 | svptr = SvGROW (arg, need); |
|
|
1398 | } |
|
|
1399 | else |
|
|
1400 | svptr = (char *)SvIV (arg); |
|
|
1401 | |
|
|
1402 | { |
|
|
1403 | dREQ; |
|
|
1404 | |
|
|
1405 | req->type = ix; |
|
|
1406 | req->sv1 = newSVsv (fh); |
|
|
1407 | req->int1 = fd; |
|
|
1408 | req->int2 = (long)request; |
|
|
1409 | req->sv2 = SvREFCNT_inc (arg); |
|
|
1410 | req->ptr2 = svptr; |
|
|
1411 | |
|
|
1412 | REQ_SEND; |
|
|
1413 | } |
|
|
1414 | } |
|
|
1415 | |
|
|
1416 | void |
1300 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1417 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1301 | ALIAS: |
1418 | ALIAS: |
1302 | aio_readlink = EIO_READLINK |
1419 | aio_readlink = EIO_READLINK |
1303 | aio_realpath = EIO_REALPATH |
1420 | aio_realpath = EIO_REALPATH |
1304 | PPCODE: |
1421 | PPCODE: |
… | |
… | |
1364 | UV |
1481 | UV |
1365 | major (UV dev) |
1482 | major (UV dev) |
1366 | ALIAS: |
1483 | ALIAS: |
1367 | minor = 1 |
1484 | minor = 1 |
1368 | CODE: |
1485 | CODE: |
1369 | RETVAL = ix ? major (dev) : minor (dev); |
1486 | RETVAL = ix ? minor (dev) : major (dev); |
1370 | OUTPUT: |
1487 | OUTPUT: |
1371 | RETVAL |
1488 | RETVAL |
1372 | |
1489 | |
1373 | UV |
1490 | UV |
1374 | makedev (UV maj, UV min) |
1491 | makedev (UV maj, UV min) |
… | |
… | |
1491 | |
1608 | |
1492 | REQ_SEND; |
1609 | REQ_SEND; |
1493 | } |
1610 | } |
1494 | |
1611 | |
1495 | void |
1612 | void |
|
|
1613 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1614 | PPCODE: |
|
|
1615 | { |
|
|
1616 | eio_wd wd2 = 0; |
|
|
1617 | dREQ; |
|
|
1618 | |
|
|
1619 | req->type = EIO_RENAME; |
|
|
1620 | req_set_path1 (req, oldpath); |
|
|
1621 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1622 | req->int2 = flags; |
|
|
1623 | req->int3 = (long)wd2; |
|
|
1624 | |
|
|
1625 | REQ_SEND; |
|
|
1626 | } |
|
|
1627 | |
|
|
1628 | void |
1496 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1629 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1497 | PPCODE: |
1630 | PPCODE: |
1498 | { |
1631 | { |
1499 | dREQ; |
1632 | dREQ; |
1500 | |
1633 | |
… | |
… | |
1505 | |
1638 | |
1506 | REQ_SEND; |
1639 | REQ_SEND; |
1507 | } |
1640 | } |
1508 | |
1641 | |
1509 | void |
1642 | void |
1510 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef) |
1643 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
1511 | ALIAS: |
1644 | ALIAS: |
1512 | aio_mtouch = EIO_MTOUCH |
1645 | aio_mtouch = EIO_MTOUCH |
1513 | aio_msync = EIO_MSYNC |
1646 | aio_msync = EIO_MSYNC |
1514 | PPCODE: |
1647 | PPCODE: |
1515 | { |
1648 | { |
1516 | STRLEN svlen; |
1649 | STRLEN svlen; |
1517 | char *svptr = SvPVbyte (data, svlen); |
1650 | char *svptr = SvPVbyte (data, svlen); |
1518 | UV len = SvUV (length); |
1651 | UV len = SvUV (length); |
|
|
1652 | |
|
|
1653 | if (flags < 0) |
|
|
1654 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
1519 | |
1655 | |
1520 | if (offset < 0) |
1656 | if (offset < 0) |
1521 | offset += svlen; |
1657 | offset += svlen; |
1522 | |
1658 | |
1523 | if (offset < 0 || offset > svlen) |
1659 | if (offset < 0 || offset > svlen) |
… | |
… | |
1917 | { |
2053 | { |
1918 | EXTEND (SP, 2); |
2054 | EXTEND (SP, 2); |
1919 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
2055 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
1920 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
2056 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
1921 | } |
2057 | } |
|
|
2058 | } |
|
|
2059 | |
|
|
2060 | UV |
|
|
2061 | get_fdlimit () |
|
|
2062 | CODE: |
|
|
2063 | #if HAVE_RLIMITS |
|
|
2064 | struct rlimit rl; |
|
|
2065 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2066 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2067 | #endif |
|
|
2068 | XSRETURN_UNDEF; |
|
|
2069 | OUTPUT: |
|
|
2070 | RETVAL |
|
|
2071 | |
|
|
2072 | void |
|
|
2073 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2074 | CODE: |
|
|
2075 | { |
|
|
2076 | #if HAVE_RLIMITS |
|
|
2077 | struct rlimit rl; |
|
|
2078 | rlim_t orig_rlim_max; |
|
|
2079 | UV bit; |
|
|
2080 | |
|
|
2081 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2082 | goto fail; |
|
|
2083 | |
|
|
2084 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2085 | XSRETURN_YES; |
|
|
2086 | |
|
|
2087 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2088 | |
|
|
2089 | if (rl.rlim_cur < limit) |
|
|
2090 | { |
|
|
2091 | rl.rlim_cur = limit; |
|
|
2092 | |
|
|
2093 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2094 | rl.rlim_max = rl.rlim_cur; |
|
|
2095 | } |
|
|
2096 | |
|
|
2097 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2098 | XSRETURN_YES; |
|
|
2099 | |
|
|
2100 | if (errno == EPERM) |
|
|
2101 | { |
|
|
2102 | /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2103 | /* our limit overflows a system-wide limit */ |
|
|
2104 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2105 | rl.rlim_max = 0; |
|
|
2106 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2107 | { |
|
|
2108 | rl.rlim_max |= bit; |
|
|
2109 | rl.rlim_cur = rl.rlim_max; |
|
|
2110 | |
|
|
2111 | /* nevr decrease the hard limit */ |
|
|
2112 | if (rl.rlim_max < orig_rlim_max) |
|
|
2113 | break; |
|
|
2114 | |
|
|
2115 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2116 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2117 | } |
|
|
2118 | |
|
|
2119 | /* now, raise the soft limit to the max permitted */ |
|
|
2120 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2121 | { |
|
|
2122 | rl.rlim_cur = rl.rlim_max; |
|
|
2123 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2124 | errno = EPERM; |
|
|
2125 | } |
|
|
2126 | } |
|
|
2127 | #endif |
|
|
2128 | fail: |
|
|
2129 | XSRETURN_UNDEF; |
1922 | } |
2130 | } |
1923 | |
2131 | |
1924 | void _on_next_submit (SV *cb) |
2132 | void _on_next_submit (SV *cb) |
1925 | CODE: |
2133 | CODE: |
1926 | SvREFCNT_dec (on_next_submit); |
2134 | SvREFCNT_dec (on_next_submit); |