… | |
… | |
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_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 |
… | |
… | |
47 | # undef unlink |
46 | # undef unlink |
48 | # undef rmdir |
47 | # undef rmdir |
49 | # undef rename |
48 | # undef rename |
50 | # undef lseek |
49 | # undef lseek |
51 | |
50 | |
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) |
51 | # define opendir(fd) (errno = ENOSYS, 0) |
62 | # define readdir(fd) (errno = ENOSYS, -1) |
52 | # define readdir(fd) (errno = ENOSYS, -1) |
63 | # define closedir(fd) (errno = ENOSYS, -1) |
53 | # define closedir(fd) (errno = ENOSYS, -1) |
64 | # define mkdir(a,b) mkdir (a) |
|
|
65 | |
54 | |
66 | #else |
55 | #else |
67 | |
56 | |
68 | # include <sys/time.h> |
57 | # include <sys/time.h> |
69 | # include <sys/select.h> |
58 | # include <sys/select.h> |
… | |
… | |
118 | STRLEN stroffset; \ |
107 | STRLEN stroffset; \ |
119 | SV *self; |
108 | SV *self; |
120 | |
109 | |
121 | #define EIO_NO_WRAPPERS 1 |
110 | #define EIO_NO_WRAPPERS 1 |
122 | |
111 | |
|
|
112 | #include "libeio/config.h" |
123 | #include "libeio/eio.h" |
113 | #include "libeio/eio.h" |
|
|
114 | |
|
|
115 | /* Linux/others */ |
|
|
116 | #ifndef O_ASYNC |
|
|
117 | # define O_ASYNC 0 |
|
|
118 | #endif |
|
|
119 | #ifndef O_DIRECT |
|
|
120 | # define O_DIRECT 0 |
|
|
121 | #endif |
|
|
122 | #ifndef O_NOATIME |
|
|
123 | # define O_NOATIME 0 |
|
|
124 | #endif |
|
|
125 | |
|
|
126 | /* POSIX */ |
|
|
127 | #ifndef O_CLOEXEC |
|
|
128 | # define O_CLOEXEC 0 |
|
|
129 | #endif |
|
|
130 | #ifndef O_NOFOLLOW |
|
|
131 | # define O_NOFOLLOW 0 |
|
|
132 | #endif |
|
|
133 | #ifndef O_NOCTTY |
|
|
134 | # define O_NOCTTY 0 |
|
|
135 | #endif |
|
|
136 | #ifndef O_NONBLOCK |
|
|
137 | # define O_NONBLOCK 0 |
|
|
138 | #endif |
|
|
139 | #ifndef O_EXEC |
|
|
140 | # define O_EXEC 0 |
|
|
141 | #endif |
|
|
142 | #ifndef O_SEARCH |
|
|
143 | # define O_SEARCH 0 |
|
|
144 | #endif |
|
|
145 | #ifndef O_DIRECTORY |
|
|
146 | # define O_DIRECTORY 0 |
|
|
147 | #endif |
|
|
148 | #ifndef O_DSYNC |
|
|
149 | # define O_DSYNC 0 |
|
|
150 | #endif |
|
|
151 | #ifndef O_RSYNC |
|
|
152 | # define O_RSYNC 0 |
|
|
153 | #endif |
|
|
154 | #ifndef O_SYNC |
|
|
155 | # define O_SYNC 0 |
|
|
156 | #endif |
|
|
157 | #ifndef O_TTY_INIT |
|
|
158 | # define O_TTY_INIT 0 |
|
|
159 | #endif |
124 | |
160 | |
125 | #ifndef POSIX_FADV_NORMAL |
161 | #ifndef POSIX_FADV_NORMAL |
126 | # define POSIX_FADV_NORMAL 0 |
162 | # define POSIX_FADV_NORMAL 0 |
127 | # define NO_FADVISE 1 |
|
|
128 | #endif |
163 | #endif |
129 | #ifndef POSIX_FADV_SEQUENTIAL |
164 | #ifndef POSIX_FADV_SEQUENTIAL |
130 | # define POSIX_FADV_SEQUENTIAL 0 |
165 | # define POSIX_FADV_SEQUENTIAL 0 |
131 | #endif |
166 | #endif |
132 | #ifndef POSIX_FADV_RANDOM |
167 | #ifndef POSIX_FADV_RANDOM |
… | |
… | |
140 | #endif |
175 | #endif |
141 | #ifndef POSIX_FADV_DONTNEED |
176 | #ifndef POSIX_FADV_DONTNEED |
142 | # define POSIX_FADV_DONTNEED 0 |
177 | # define POSIX_FADV_DONTNEED 0 |
143 | #endif |
178 | #endif |
144 | |
179 | |
|
|
180 | #if !HAVE_POSIX_FADVISE |
|
|
181 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
|
|
182 | #endif |
|
|
183 | |
145 | #ifndef POSIX_MADV_NORMAL |
184 | #ifndef POSIX_MADV_NORMAL |
146 | # define POSIX_MADV_NORMAL 0 |
185 | # define POSIX_MADV_NORMAL 0 |
147 | # define NO_MADVISE 1 |
|
|
148 | #endif |
186 | #endif |
149 | #ifndef POSIX_MADV_SEQUENTIAL |
187 | #ifndef POSIX_MADV_SEQUENTIAL |
150 | # define POSIX_MADV_SEQUENTIAL 0 |
188 | # define POSIX_MADV_SEQUENTIAL 0 |
151 | #endif |
189 | #endif |
152 | #ifndef POSIX_MADV_RANDOM |
190 | #ifndef POSIX_MADV_RANDOM |
… | |
… | |
157 | #endif |
195 | #endif |
158 | #ifndef POSIX_MADV_DONTNEED |
196 | #ifndef POSIX_MADV_DONTNEED |
159 | # define POSIX_MADV_DONTNEED 0 |
197 | # define POSIX_MADV_DONTNEED 0 |
160 | #endif |
198 | #endif |
161 | |
199 | |
|
|
200 | #if !HAVE_POSIX_MADVISE |
|
|
201 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
|
|
202 | #endif |
|
|
203 | |
|
|
204 | #ifndef PROT_NONE |
|
|
205 | # define PROT_NONE 0 |
|
|
206 | #endif |
|
|
207 | #ifndef PROT_READ |
|
|
208 | # define PROT_READ 0 |
|
|
209 | #endif |
|
|
210 | #ifndef PROT_WRITE |
|
|
211 | # define PROT_READ 0 |
|
|
212 | #endif |
|
|
213 | #ifndef PROT_EXEC |
|
|
214 | # define PROT_EXEC 0 |
|
|
215 | #endif |
|
|
216 | |
162 | #ifndef ST_NODEV |
217 | #ifndef ST_NODEV |
163 | # define ST_NODEV 0 |
218 | # define ST_NODEV 0 |
164 | #endif |
219 | #endif |
165 | #ifndef ST_NOEXEC |
220 | #ifndef ST_NOEXEC |
166 | # define ST_NOEXEC 0 |
221 | # define ST_NOEXEC 0 |
… | |
… | |
188 | #endif |
243 | #endif |
189 | #ifndef ST_RELATIME |
244 | #ifndef ST_RELATIME |
190 | # define ST_RELATIME 0 |
245 | # define ST_RELATIME 0 |
191 | #endif |
246 | #endif |
192 | |
247 | |
193 | #ifndef MCL_CURRENT |
248 | #ifndef S_IFIFO |
194 | # define MCL_CURRENT 0 |
249 | # define S_IFIFO 0 |
195 | #endif |
250 | #endif |
196 | #ifndef MCL_FUTURE |
251 | #ifndef S_IFCHR |
197 | # define MCL_FUTURE 0 |
252 | # define S_IFCHR 0 |
|
|
253 | #endif |
|
|
254 | #ifndef S_IFBLK |
|
|
255 | # define S_IFBLK 0 |
|
|
256 | #endif |
|
|
257 | #ifndef S_IFLNK |
|
|
258 | # define S_IFLNK 0 |
|
|
259 | #endif |
|
|
260 | #ifndef S_IFREG |
|
|
261 | # define S_IFREG 0 |
|
|
262 | #endif |
|
|
263 | #ifndef S_IFDIR |
|
|
264 | # define S_IFDIR 0 |
|
|
265 | #endif |
|
|
266 | #ifndef S_IFWHT |
|
|
267 | # define S_IFWHT 0 |
|
|
268 | #endif |
|
|
269 | #ifndef S_IFSOCK |
|
|
270 | # define S_IFSOCK 0 |
198 | #endif |
271 | #endif |
199 | |
272 | |
200 | #ifndef MAP_ANONYMOUS |
273 | #ifndef MAP_ANONYMOUS |
201 | # ifdef MAP_ANON |
274 | # ifdef MAP_ANON |
202 | # define MAP_ANONYMOUS MAP_ANON |
275 | # define MAP_ANONYMOUS MAP_ANON |
… | |
… | |
216 | #ifndef MAP_POPULATE |
289 | #ifndef MAP_POPULATE |
217 | # define MAP_POPULATE 0 |
290 | # define MAP_POPULATE 0 |
218 | #endif |
291 | #endif |
219 | #ifndef MAP_NONBLOCK |
292 | #ifndef MAP_NONBLOCK |
220 | # define MAP_NONBLOCK 0 |
293 | # define MAP_NONBLOCK 0 |
|
|
294 | #endif |
|
|
295 | |
|
|
296 | #ifndef makedev |
|
|
297 | # define makedev(maj,min) (((maj) << 8) | (min)) |
|
|
298 | #endif |
|
|
299 | #ifndef major |
|
|
300 | # define major(dev) ((dev) >> 8) |
|
|
301 | #endif |
|
|
302 | #ifndef minor |
|
|
303 | # define minor(dev) ((dev) & 0xff) |
221 | #endif |
304 | #endif |
222 | |
305 | |
223 | #ifndef PAGESIZE |
306 | #ifndef PAGESIZE |
224 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
307 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
225 | #endif |
308 | #endif |
… | |
… | |
340 | /* do not recreate the result IV from scratch each time */ |
423 | /* do not recreate the result IV from scratch each time */ |
341 | if (expect_true (sv_result_cache)) |
424 | if (expect_true (sv_result_cache)) |
342 | { |
425 | { |
343 | sv_result = sv_result_cache; sv_result_cache = 0; |
426 | sv_result = sv_result_cache; sv_result_cache = 0; |
344 | SvIV_set (sv_result, req->result); |
427 | SvIV_set (sv_result, req->result); |
|
|
428 | SvIOK_only (sv_result); |
345 | } |
429 | } |
346 | else |
430 | else |
347 | { |
431 | { |
348 | sv_result = newSViv (req->result); |
432 | sv_result = newSViv (req->result); |
349 | SvREADONLY_on (sv_result); |
433 | SvREADONLY_on (sv_result); |
… | |
… | |
490 | case EIO_NOP: |
574 | case EIO_NOP: |
491 | case EIO_BUSY: |
575 | case EIO_BUSY: |
492 | break; |
576 | break; |
493 | |
577 | |
494 | case EIO_READLINK: |
578 | case EIO_READLINK: |
|
|
579 | case EIO_REALPATH: |
495 | if (req->result > 0) |
580 | if (req->result > 0) |
496 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
581 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
497 | break; |
582 | break; |
498 | |
583 | |
499 | case EIO_STAT: |
584 | case EIO_STAT: |
… | |
… | |
513 | SvSETMAGIC (req->sv2); |
598 | SvSETMAGIC (req->sv2); |
514 | PUSHs (sv_result); |
599 | PUSHs (sv_result); |
515 | } |
600 | } |
516 | break; |
601 | break; |
517 | |
602 | |
518 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */ |
603 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
519 | if (req->result > 0) |
604 | if (req->result > 0) |
520 | SvIV_set (sv_result, 0); |
605 | SvIV_set (sv_result, 0); |
521 | /* FALLTHROUGH */ |
606 | /* FALLTHROUGH */ |
522 | |
607 | |
523 | default: |
608 | default: |
… | |
… | |
571 | grp->sv2 = 0; |
656 | grp->sv2 = 0; |
572 | |
657 | |
573 | eio_grp_cancel (grp); |
658 | eio_grp_cancel (grp); |
574 | } |
659 | } |
575 | |
660 | |
576 | static void |
|
|
577 | create_respipe (void) |
661 | static void create_respipe (void) |
578 | { |
662 | { |
579 | if (s_epipe_renew (&respipe)) |
663 | if (s_epipe_renew (&respipe)) |
580 | croak ("IO::AIO: unable to initialize result pipe"); |
664 | croak ("IO::AIO: unable to initialize result pipe"); |
581 | } |
665 | } |
582 | |
666 | |
… | |
… | |
625 | #if !_POSIX_MAPPED_FILES |
709 | #if !_POSIX_MAPPED_FILES |
626 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
710 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
627 | # define munmap(addr,length) (errno = ENOSYS, -1) |
711 | # define munmap(addr,length) (errno = ENOSYS, -1) |
628 | #endif |
712 | #endif |
629 | |
713 | |
|
|
714 | #if !_POSIX_MEMORY_PROTECTION |
|
|
715 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
|
|
716 | # define PROT_NONE 0 |
|
|
717 | # define PROT_WRITE 0 |
|
|
718 | # define MAP_PRIVATE 0 |
|
|
719 | # define MAP_SHARED 0 |
|
|
720 | # define MAP_FIXED 0 |
|
|
721 | #endif |
|
|
722 | |
630 | #define MMAP_MAGIC PERL_MAGIC_ext |
723 | #define MMAP_MAGIC PERL_MAGIC_ext |
631 | |
724 | |
632 | static int |
|
|
633 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
725 | static int mmap_free (pTHX_ SV *sv, MAGIC *mg) |
634 | { |
726 | { |
635 | int old_errno = errno; |
727 | int old_errno = errno; |
636 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
728 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
637 | errno = old_errno; |
729 | errno = old_errno; |
638 | |
730 | |
… | |
… | |
654 | 0, 0, 0, 0, mmap_free |
746 | 0, 0, 0, 0, mmap_free |
655 | }; |
747 | }; |
656 | |
748 | |
657 | /*****************************************************************************/ |
749 | /*****************************************************************************/ |
658 | |
750 | |
659 | static SV * |
|
|
660 | get_cb (SV *cb_sv) |
751 | static SV * get_cb (SV *cb_sv) |
661 | { |
752 | { |
662 | SvGETMAGIC (cb_sv); |
753 | SvGETMAGIC (cb_sv); |
663 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
754 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
664 | } |
755 | } |
665 | |
756 | |
… | |
… | |
706 | const_iv (O_RDWR) |
797 | const_iv (O_RDWR) |
707 | const_iv (O_CREAT) |
798 | const_iv (O_CREAT) |
708 | const_iv (O_TRUNC) |
799 | const_iv (O_TRUNC) |
709 | const_iv (O_EXCL) |
800 | const_iv (O_EXCL) |
710 | const_iv (O_APPEND) |
801 | const_iv (O_APPEND) |
711 | #ifndef _WIN32 |
802 | |
|
|
803 | const_iv (O_ASYNC) |
|
|
804 | const_iv (O_DIRECT) |
|
|
805 | const_iv (O_NOATIME) |
|
|
806 | |
|
|
807 | const_iv (O_CLOEXEC) |
|
|
808 | const_iv (O_NOCTTY) |
|
|
809 | const_iv (O_NOFOLLOW) |
|
|
810 | const_iv (O_NONBLOCK) |
|
|
811 | const_iv (O_EXEC) |
|
|
812 | const_iv (O_SEARCH) |
|
|
813 | const_iv (O_DIRECTORY) |
|
|
814 | const_iv (O_DSYNC) |
|
|
815 | const_iv (O_RSYNC) |
|
|
816 | const_iv (O_SYNC) |
|
|
817 | const_iv (O_TTY_INIT) |
|
|
818 | |
712 | const_iv (S_IFIFO) |
819 | const_iv (S_IFIFO) |
713 | #endif |
820 | const_iv (S_IFCHR) |
|
|
821 | const_iv (S_IFBLK) |
|
|
822 | const_iv (S_IFLNK) |
|
|
823 | const_iv (S_IFREG) |
|
|
824 | const_iv (S_IFDIR) |
|
|
825 | const_iv (S_IFWHT) |
|
|
826 | const_iv (S_IFSOCK) |
|
|
827 | const_iv (S_IFMT) |
|
|
828 | |
714 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
829 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
715 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
830 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
716 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
831 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
717 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
832 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
718 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
833 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
… | |
… | |
735 | const_iv (ST_IMMUTABLE) |
850 | const_iv (ST_IMMUTABLE) |
736 | const_iv (ST_NOATIME) |
851 | const_iv (ST_NOATIME) |
737 | const_iv (ST_NODIRATIME) |
852 | const_iv (ST_NODIRATIME) |
738 | const_iv (ST_RELATIME) |
853 | const_iv (ST_RELATIME) |
739 | |
854 | |
|
|
855 | const_iv (PROT_NONE) |
740 | const_iv (PROT_EXEC) |
856 | const_iv (PROT_EXEC) |
741 | const_iv (PROT_NONE) |
|
|
742 | const_iv (PROT_READ) |
857 | const_iv (PROT_READ) |
743 | const_iv (PROT_WRITE) |
858 | const_iv (PROT_WRITE) |
744 | |
859 | |
745 | /*const_iv (MAP_FIXED)*/ |
860 | /*const_iv (MAP_FIXED)*/ |
746 | const_iv (MAP_PRIVATE) |
861 | const_iv (MAP_PRIVATE) |
… | |
… | |
752 | const_iv (MAP_LOCKED) |
867 | const_iv (MAP_LOCKED) |
753 | const_iv (MAP_NORESERVE) |
868 | const_iv (MAP_NORESERVE) |
754 | const_iv (MAP_POPULATE) |
869 | const_iv (MAP_POPULATE) |
755 | const_iv (MAP_NONBLOCK) |
870 | const_iv (MAP_NONBLOCK) |
756 | |
871 | |
757 | const_iv (MCL_FUTURE) |
872 | const_eio (MCL_FUTURE) |
758 | const_iv (MCL_CURRENT) |
873 | const_eio (MCL_CURRENT) |
759 | |
874 | |
760 | const_eio (MS_ASYNC) |
875 | const_eio (MS_ASYNC) |
761 | const_eio (MS_INVALIDATE) |
876 | const_eio (MS_INVALIDATE) |
762 | const_eio (MS_SYNC) |
877 | const_eio (MS_SYNC) |
763 | |
878 | |
764 | const_eio (MT_MODIFY) |
879 | const_eio (MT_MODIFY) |
765 | |
880 | |
766 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
881 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
767 | const_eio (SYNC_FILE_RANGE_WRITE) |
882 | const_eio (SYNC_FILE_RANGE_WRITE) |
768 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
883 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
884 | |
|
|
885 | const_eio (FALLOC_FL_KEEP_SIZE) |
769 | |
886 | |
770 | const_eio (READDIR_DENTS) |
887 | const_eio (READDIR_DENTS) |
771 | const_eio (READDIR_DIRS_FIRST) |
888 | const_eio (READDIR_DIRS_FIRST) |
772 | const_eio (READDIR_STAT_ORDER) |
889 | const_eio (READDIR_STAT_ORDER) |
773 | const_eio (READDIR_FOUND_UNKNOWN) |
890 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
800 | /* atfork child called in fifo order, so before eio's handler */ |
917 | /* atfork child called in fifo order, so before eio's handler */ |
801 | X_THREAD_ATFORK (0, 0, atfork_child); |
918 | X_THREAD_ATFORK (0, 0, atfork_child); |
802 | } |
919 | } |
803 | |
920 | |
804 | void |
921 | void |
805 | max_poll_reqs (int nreqs) |
922 | max_poll_reqs (unsigned int nreqs) |
806 | PROTOTYPE: $ |
923 | PROTOTYPE: $ |
807 | CODE: |
924 | CODE: |
808 | eio_set_max_poll_reqs (nreqs); |
925 | eio_set_max_poll_reqs (nreqs); |
809 | |
926 | |
810 | void |
927 | void |
… | |
… | |
812 | PROTOTYPE: $ |
929 | PROTOTYPE: $ |
813 | CODE: |
930 | CODE: |
814 | eio_set_max_poll_time (nseconds); |
931 | eio_set_max_poll_time (nseconds); |
815 | |
932 | |
816 | void |
933 | void |
817 | min_parallel (int nthreads) |
934 | min_parallel (unsigned int nthreads) |
818 | PROTOTYPE: $ |
935 | PROTOTYPE: $ |
819 | CODE: |
936 | CODE: |
820 | eio_set_min_parallel (nthreads); |
937 | eio_set_min_parallel (nthreads); |
821 | |
938 | |
822 | void |
939 | void |
823 | max_parallel (int nthreads) |
940 | max_parallel (unsigned int nthreads) |
824 | PROTOTYPE: $ |
941 | PROTOTYPE: $ |
825 | CODE: |
942 | CODE: |
826 | eio_set_max_parallel (nthreads); |
943 | eio_set_max_parallel (nthreads); |
827 | |
944 | |
828 | void |
945 | void |
829 | max_idle (int nthreads) |
946 | max_idle (unsigned int nthreads) |
830 | PROTOTYPE: $ |
947 | PROTOTYPE: $ |
831 | CODE: |
948 | CODE: |
832 | eio_set_max_idle (nthreads); |
949 | eio_set_max_idle (nthreads); |
833 | |
950 | |
834 | void |
951 | void |
|
|
952 | idle_timeout (unsigned int seconds) |
|
|
953 | PROTOTYPE: $ |
|
|
954 | CODE: |
|
|
955 | eio_set_idle_timeout (seconds); |
|
|
956 | |
|
|
957 | void |
835 | max_outstanding (int maxreqs) |
958 | max_outstanding (unsigned int maxreqs) |
836 | PROTOTYPE: $ |
959 | PROTOTYPE: $ |
837 | CODE: |
960 | CODE: |
838 | max_outstanding = maxreqs; |
961 | max_outstanding = maxreqs; |
839 | |
962 | |
840 | void |
963 | void |
841 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
964 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
842 | PROTOTYPE: $$$;$ |
|
|
843 | PPCODE: |
965 | PPCODE: |
844 | { |
966 | { |
845 | dREQ; |
967 | dREQ; |
846 | |
968 | |
847 | req->type = EIO_OPEN; |
969 | req->type = EIO_OPEN; |
… | |
… | |
853 | REQ_SEND; |
975 | REQ_SEND; |
854 | } |
976 | } |
855 | |
977 | |
856 | void |
978 | void |
857 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
979 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
858 | PROTOTYPE: $;$ |
|
|
859 | ALIAS: |
980 | ALIAS: |
860 | aio_fsync = EIO_FSYNC |
981 | aio_fsync = EIO_FSYNC |
861 | aio_fdatasync = EIO_FDATASYNC |
982 | aio_fdatasync = EIO_FDATASYNC |
862 | PPCODE: |
983 | PPCODE: |
863 | { |
984 | { |
… | |
… | |
871 | REQ_SEND (req); |
992 | REQ_SEND (req); |
872 | } |
993 | } |
873 | |
994 | |
874 | void |
995 | void |
875 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
996 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
876 | PROTOTYPE: $$$$;$ |
|
|
877 | PPCODE: |
997 | PPCODE: |
878 | { |
998 | { |
879 | int fd = s_fileno_croak (fh, 0); |
999 | int fd = s_fileno_croak (fh, 0); |
880 | dREQ; |
1000 | dREQ; |
881 | |
1001 | |
… | |
… | |
888 | |
1008 | |
889 | REQ_SEND (req); |
1009 | REQ_SEND (req); |
890 | } |
1010 | } |
891 | |
1011 | |
892 | void |
1012 | void |
|
|
1013 | aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) |
|
|
1014 | PPCODE: |
|
|
1015 | { |
|
|
1016 | int fd = s_fileno_croak (fh, 0); |
|
|
1017 | dREQ; |
|
|
1018 | |
|
|
1019 | req->type = EIO_FALLOCATE; |
|
|
1020 | req->sv1 = newSVsv (fh); |
|
|
1021 | req->int1 = fd; |
|
|
1022 | req->int2 = mode; |
|
|
1023 | req->offs = offset; |
|
|
1024 | req->size = len; |
|
|
1025 | |
|
|
1026 | REQ_SEND (req); |
|
|
1027 | } |
|
|
1028 | |
|
|
1029 | void |
893 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1030 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
894 | PROTOTYPE: $;$ |
|
|
895 | PPCODE: |
1031 | PPCODE: |
896 | { |
1032 | { |
897 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1033 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
898 | int fd = s_fileno_croak (fh, 0); |
1034 | int fd = s_fileno_croak (fh, 0); |
899 | dREQ; |
1035 | dREQ; |
… | |
… | |
921 | void |
1057 | void |
922 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1058 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
923 | ALIAS: |
1059 | ALIAS: |
924 | aio_read = EIO_READ |
1060 | aio_read = EIO_READ |
925 | aio_write = EIO_WRITE |
1061 | aio_write = EIO_WRITE |
926 | PROTOTYPE: $$$$$;$ |
|
|
927 | PPCODE: |
1062 | PPCODE: |
928 | { |
1063 | { |
929 | STRLEN svlen; |
1064 | STRLEN svlen; |
930 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
1065 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
931 | char *svptr = SvPVbyte (data, svlen); |
1066 | char *svptr = SvPVbyte (data, svlen); |
… | |
… | |
972 | } |
1107 | } |
973 | } |
1108 | } |
974 | |
1109 | |
975 | void |
1110 | void |
976 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1111 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
977 | PROTOTYPE: $$;$ |
1112 | ALIAS: |
|
|
1113 | aio_readlink = EIO_READLINK |
|
|
1114 | aio_realpath = EIO_REALPATH |
978 | PPCODE: |
1115 | PPCODE: |
979 | { |
1116 | { |
980 | SV *data; |
1117 | SV *data; |
981 | dREQ; |
1118 | dREQ; |
982 | |
1119 | |
983 | req->type = EIO_READLINK; |
1120 | req->type = ix; |
984 | req->sv1 = newSVsv (path); |
1121 | req->sv1 = newSVsv (path); |
985 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1122 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
986 | |
1123 | |
987 | REQ_SEND; |
1124 | REQ_SEND; |
988 | } |
1125 | } |
989 | |
1126 | |
990 | void |
1127 | void |
991 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1128 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
992 | PROTOTYPE: $$$$;$ |
|
|
993 | PPCODE: |
1129 | PPCODE: |
994 | { |
1130 | { |
995 | int ifd = s_fileno_croak (in_fh , 0); |
1131 | int ifd = s_fileno_croak (in_fh , 0); |
996 | int ofd = s_fileno_croak (out_fh, 1); |
1132 | int ofd = s_fileno_croak (out_fh, 1); |
997 | dREQ; |
1133 | dREQ; |
… | |
… | |
1007 | REQ_SEND; |
1143 | REQ_SEND; |
1008 | } |
1144 | } |
1009 | |
1145 | |
1010 | void |
1146 | void |
1011 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1147 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1012 | PROTOTYPE: $$$;$ |
|
|
1013 | PPCODE: |
1148 | PPCODE: |
1014 | { |
1149 | { |
1015 | int fd = s_fileno_croak (fh, 0); |
1150 | int fd = s_fileno_croak (fh, 0); |
1016 | dREQ; |
1151 | dREQ; |
1017 | |
1152 | |
… | |
… | |
1048 | } |
1183 | } |
1049 | |
1184 | |
1050 | REQ_SEND; |
1185 | REQ_SEND; |
1051 | } |
1186 | } |
1052 | |
1187 | |
|
|
1188 | UV |
|
|
1189 | major (UV dev) |
|
|
1190 | ALIAS: |
|
|
1191 | minor = 1 |
|
|
1192 | CODE: |
|
|
1193 | RETVAL = ix ? major (dev) : minor (dev); |
|
|
1194 | OUTPUT: |
|
|
1195 | RETVAL |
|
|
1196 | |
|
|
1197 | UV |
|
|
1198 | makedev (UV maj, UV min) |
|
|
1199 | CODE: |
|
|
1200 | RETVAL = makedev (maj, min); |
|
|
1201 | OUTPUT: |
|
|
1202 | RETVAL |
|
|
1203 | |
1053 | void |
1204 | void |
1054 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1205 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1055 | PPCODE: |
1206 | PPCODE: |
1056 | { |
1207 | { |
1057 | dREQ; |
1208 | dREQ; |
… | |
… | |
1218 | void |
1369 | void |
1219 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1370 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1220 | ALIAS: |
1371 | ALIAS: |
1221 | aio_mtouch = EIO_MTOUCH |
1372 | aio_mtouch = EIO_MTOUCH |
1222 | aio_msync = EIO_MSYNC |
1373 | aio_msync = EIO_MSYNC |
1223 | PROTOTYPE: $$$$;$ |
|
|
1224 | PPCODE: |
1374 | PPCODE: |
1225 | { |
1375 | { |
1226 | STRLEN svlen; |
1376 | STRLEN svlen; |
|
|
1377 | char *svptr = SvPVbyte (data, svlen); |
1227 | UV len = SvUV (length); |
1378 | UV len = SvUV (length); |
1228 | char *svptr = SvPVbyte (data, svlen); |
|
|
1229 | |
1379 | |
1230 | if (offset < 0) |
1380 | if (offset < 0) |
1231 | offset += svlen; |
1381 | offset += svlen; |
1232 | |
1382 | |
1233 | if (offset < 0 || offset > svlen) |
1383 | if (offset < 0 || offset > svlen) |
… | |
… | |
1238 | |
1388 | |
1239 | { |
1389 | { |
1240 | dREQ; |
1390 | dREQ; |
1241 | |
1391 | |
1242 | req->type = ix; |
1392 | req->type = ix; |
1243 | req->size = len; |
|
|
1244 | req->sv2 = SvREFCNT_inc (data); |
1393 | req->sv2 = SvREFCNT_inc (data); |
1245 | req->ptr2 = (char *)svptr + offset; |
1394 | req->ptr2 = (char *)svptr + offset; |
|
|
1395 | req->size = len; |
1246 | req->int1 = flags; |
1396 | req->int1 = flags; |
1247 | |
1397 | |
1248 | REQ_SEND; |
1398 | REQ_SEND; |
1249 | } |
1399 | } |
1250 | } |
1400 | } |
1251 | |
1401 | |
1252 | void |
1402 | void |
|
|
1403 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
|
|
1404 | PPCODE: |
|
|
1405 | { |
|
|
1406 | STRLEN svlen; |
|
|
1407 | char *svptr = SvPVbyte (data, svlen); |
|
|
1408 | UV len = SvUV (length); |
|
|
1409 | |
|
|
1410 | if (offset < 0) |
|
|
1411 | offset += svlen; |
|
|
1412 | |
|
|
1413 | if (offset < 0 || offset > svlen) |
|
|
1414 | croak ("offset outside of scalar"); |
|
|
1415 | |
|
|
1416 | if (!SvOK (length) || len + offset > svlen) |
|
|
1417 | len = svlen - offset; |
|
|
1418 | |
|
|
1419 | { |
|
|
1420 | dREQ; |
|
|
1421 | |
|
|
1422 | req->type = EIO_MLOCK; |
|
|
1423 | req->sv2 = SvREFCNT_inc (data); |
|
|
1424 | req->ptr2 = (char *)svptr + offset; |
|
|
1425 | req->size = len; |
|
|
1426 | |
|
|
1427 | REQ_SEND; |
|
|
1428 | } |
|
|
1429 | } |
|
|
1430 | |
|
|
1431 | void |
|
|
1432 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
|
|
1433 | PPCODE: |
|
|
1434 | { |
|
|
1435 | dREQ; |
|
|
1436 | |
|
|
1437 | req->type = EIO_MLOCKALL; |
|
|
1438 | req->int1 = flags; |
|
|
1439 | |
|
|
1440 | REQ_SEND; |
|
|
1441 | } |
|
|
1442 | |
|
|
1443 | void |
1253 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1444 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1254 | PPCODE: |
1445 | PPCODE: |
1255 | { |
1446 | { |
1256 | dREQ; |
1447 | dREQ; |
1257 | |
1448 | |
… | |
… | |
1261 | REQ_SEND; |
1452 | REQ_SEND; |
1262 | } |
1453 | } |
1263 | |
1454 | |
1264 | void |
1455 | void |
1265 | aio_group (SV *callback=&PL_sv_undef) |
1456 | aio_group (SV *callback=&PL_sv_undef) |
1266 | PROTOTYPE: ;$ |
|
|
1267 | PPCODE: |
1457 | PPCODE: |
1268 | { |
1458 | { |
1269 | dREQ; |
1459 | dREQ; |
1270 | |
1460 | |
1271 | req->type = EIO_GROUP; |
1461 | req->type = EIO_GROUP; |
… | |
… | |
1288 | REQ_SEND; |
1478 | REQ_SEND; |
1289 | } |
1479 | } |
1290 | |
1480 | |
1291 | int |
1481 | int |
1292 | aioreq_pri (int pri = 0) |
1482 | aioreq_pri (int pri = 0) |
1293 | PROTOTYPE: ;$ |
|
|
1294 | CODE: |
1483 | CODE: |
1295 | RETVAL = next_pri; |
1484 | RETVAL = next_pri; |
1296 | if (items > 0) |
1485 | if (items > 0) |
1297 | { |
1486 | { |
1298 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1487 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1310 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1499 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1311 | next_pri = nice; |
1500 | next_pri = nice; |
1312 | |
1501 | |
1313 | void |
1502 | void |
1314 | flush () |
1503 | flush () |
1315 | PROTOTYPE: |
|
|
1316 | CODE: |
1504 | CODE: |
1317 | while (eio_nreqs ()) |
1505 | while (eio_nreqs ()) |
1318 | { |
1506 | { |
1319 | poll_wait (); |
1507 | poll_wait (); |
1320 | poll_cb (); |
1508 | poll_cb (); |
1321 | } |
1509 | } |
1322 | |
1510 | |
1323 | int |
1511 | int |
1324 | poll() |
1512 | poll () |
1325 | PROTOTYPE: |
|
|
1326 | CODE: |
1513 | CODE: |
1327 | poll_wait (); |
1514 | poll_wait (); |
1328 | RETVAL = poll_cb (); |
1515 | RETVAL = poll_cb (); |
1329 | OUTPUT: |
1516 | OUTPUT: |
1330 | RETVAL |
1517 | RETVAL |
1331 | |
1518 | |
1332 | int |
1519 | int |
1333 | poll_fileno() |
1520 | poll_fileno () |
1334 | PROTOTYPE: |
|
|
1335 | CODE: |
1521 | CODE: |
1336 | RETVAL = s_epipe_fd (&respipe); |
1522 | RETVAL = s_epipe_fd (&respipe); |
1337 | OUTPUT: |
1523 | OUTPUT: |
1338 | RETVAL |
1524 | RETVAL |
1339 | |
1525 | |
1340 | int |
1526 | int |
1341 | poll_cb(...) |
1527 | poll_cb (...) |
1342 | PROTOTYPE: |
1528 | PROTOTYPE: |
1343 | CODE: |
1529 | CODE: |
1344 | RETVAL = poll_cb (); |
1530 | RETVAL = poll_cb (); |
1345 | OUTPUT: |
1531 | OUTPUT: |
1346 | RETVAL |
1532 | RETVAL |
1347 | |
1533 | |
1348 | void |
1534 | void |
1349 | poll_wait() |
1535 | poll_wait () |
1350 | PROTOTYPE: |
|
|
1351 | CODE: |
1536 | CODE: |
1352 | poll_wait (); |
1537 | poll_wait (); |
1353 | |
1538 | |
1354 | int |
1539 | int |
1355 | nreqs() |
1540 | nreqs () |
1356 | PROTOTYPE: |
|
|
1357 | CODE: |
1541 | CODE: |
1358 | RETVAL = eio_nreqs (); |
1542 | RETVAL = eio_nreqs (); |
1359 | OUTPUT: |
1543 | OUTPUT: |
1360 | RETVAL |
1544 | RETVAL |
1361 | |
1545 | |
1362 | int |
1546 | int |
1363 | nready() |
1547 | nready () |
1364 | PROTOTYPE: |
|
|
1365 | CODE: |
1548 | CODE: |
1366 | RETVAL = eio_nready (); |
1549 | RETVAL = eio_nready (); |
1367 | OUTPUT: |
1550 | OUTPUT: |
1368 | RETVAL |
1551 | RETVAL |
1369 | |
1552 | |
1370 | int |
1553 | int |
1371 | npending() |
1554 | npending () |
1372 | PROTOTYPE: |
|
|
1373 | CODE: |
1555 | CODE: |
1374 | RETVAL = eio_npending (); |
1556 | RETVAL = eio_npending (); |
1375 | OUTPUT: |
1557 | OUTPUT: |
1376 | RETVAL |
1558 | RETVAL |
1377 | |
1559 | |
1378 | int |
1560 | int |
1379 | nthreads() |
1561 | nthreads () |
1380 | PROTOTYPE: |
|
|
1381 | CODE: |
1562 | CODE: |
1382 | RETVAL = eio_nthreads (); |
1563 | RETVAL = eio_nthreads (); |
1383 | OUTPUT: |
1564 | OUTPUT: |
1384 | RETVAL |
1565 | RETVAL |
1385 | |
1566 | |
1386 | int |
1567 | int |
1387 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1568 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1388 | PROTOTYPE: $$$$ |
|
|
1389 | CODE: |
1569 | CODE: |
1390 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1391 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1570 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1392 | #else |
|
|
1393 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
|
|
1394 | #endif |
|
|
1395 | OUTPUT: |
1571 | OUTPUT: |
1396 | RETVAL |
1572 | RETVAL |
1397 | |
1573 | |
1398 | ssize_t |
1574 | ssize_t |
1399 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1575 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1400 | PROTOTYPE: $$$$ |
|
|
1401 | CODE: |
1576 | CODE: |
1402 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1577 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1403 | OUTPUT: |
1578 | OUTPUT: |
1404 | RETVAL |
1579 | RETVAL |
1405 | |
1580 | |
1406 | void |
1581 | void |
1407 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1582 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1408 | PROTOTYPE: $$$$$;$ |
|
|
1409 | PPCODE: |
1583 | PPCODE: |
1410 | sv_unmagic (scalar, MMAP_MAGIC); |
1584 | sv_unmagic (scalar, MMAP_MAGIC); |
1411 | { |
1585 | { |
1412 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1586 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1413 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1587 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
… | |
… | |
1436 | XSRETURN_YES; |
1610 | XSRETURN_YES; |
1437 | } |
1611 | } |
1438 | |
1612 | |
1439 | void |
1613 | void |
1440 | munmap (SV *scalar) |
1614 | munmap (SV *scalar) |
1441 | PROTOTYPE: $ |
|
|
1442 | CODE: |
1615 | CODE: |
1443 | sv_unmagic (scalar, MMAP_MAGIC); |
1616 | sv_unmagic (scalar, MMAP_MAGIC); |
1444 | |
1617 | |
1445 | int |
1618 | int |
1446 | madvise (SV *scalar, off_t offset, off_t length, IV advice) |
1619 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1447 | PROTOTYPE: $$$$ |
1620 | ALIAS: |
|
|
1621 | mprotect = 1 |
1448 | CODE: |
1622 | CODE: |
1449 | { |
1623 | { |
1450 | char *addr = SvPV_nolen (scalar) + offset; |
1624 | STRLEN svlen; |
|
|
1625 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1626 | size_t len = SvUV (length); |
1451 | |
1627 | |
1452 | if (!SvOK (ST (2))) |
1628 | if (offset < 0) |
|
|
1629 | offset += svlen; |
|
|
1630 | |
|
|
1631 | if (offset < 0 || offset > svlen) |
|
|
1632 | croak ("offset outside of scalar"); |
|
|
1633 | |
|
|
1634 | if (!SvOK (length) || len + offset > svlen) |
1453 | length = SvCUR (scalar) - offset; |
1635 | len = svlen - offset; |
1454 | |
1636 | |
1455 | if (addr >= SvEND (scalar) || length <= 0) |
1637 | addr = (void *)(((intptr_t)addr) + offset); |
1456 | XSRETURN_EMPTY; |
1638 | eio_page_align (&addr, &len); |
1457 | |
1639 | |
1458 | #if _XOPEN_SOURCE >= 600 && !NO_MADVISE |
1640 | switch (ix) |
|
|
1641 | { |
1459 | RETVAL = posix_madvise (addr, length, advice); |
1642 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
1460 | #else |
1643 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
1461 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
1644 | } |
1462 | #endif |
|
|
1463 | } |
1645 | } |
1464 | OUTPUT: |
1646 | OUTPUT: |
1465 | RETVAL |
1647 | RETVAL |
1466 | |
1648 | |
1467 | int |
1649 | int |
1468 | mlockall (int flags) |
1650 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
1469 | PROTOTYPE: $ |
|
|
1470 | CODE: |
1651 | CODE: |
|
|
1652 | { |
|
|
1653 | STRLEN svlen; |
|
|
1654 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1655 | size_t len = SvUV (length); |
|
|
1656 | |
|
|
1657 | if (offset < 0) |
|
|
1658 | offset += svlen; |
|
|
1659 | |
|
|
1660 | if (offset < 0 || offset > svlen) |
|
|
1661 | croak ("offset outside of scalar"); |
|
|
1662 | |
|
|
1663 | if (!SvOK (length) || len + offset > svlen) |
|
|
1664 | len = svlen - offset; |
|
|
1665 | |
|
|
1666 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1667 | eio_page_align (&addr, &len); |
1471 | #if _POSIX_MEMLOCK |
1668 | #if _POSIX_MEMLOCK_RANGE |
1472 | #if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 |
1669 | RETVAL = munlock (addr, len); |
1473 | extern int mallopt (int, int); |
|
|
1474 | mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */ |
|
|
1475 | #endif |
|
|
1476 | mlockall (flags); |
|
|
1477 | #else |
1670 | #else |
1478 | RETVAL = -1; |
1671 | RETVAL = ((errno = ENOSYS), -1); |
1479 | errno = ENOSYS; |
|
|
1480 | #endif |
1672 | #endif |
|
|
1673 | } |
1481 | OUTPUT: |
1674 | OUTPUT: |
1482 | RETVAL |
1675 | RETVAL |
1483 | |
1676 | |
1484 | int |
1677 | int |
1485 | munlockall () |
1678 | munlockall () |
1486 | PROTOTYPE: |
|
|
1487 | CODE: |
1679 | CODE: |
1488 | #if _POSIX_MEMLOCK |
1680 | #if _POSIX_MEMLOCK |
1489 | munlockall (); |
1681 | munlockall (); |
1490 | #else |
1682 | #else |
1491 | RETVAL = -1; |
1683 | RETVAL = -1; |