… | |
… | |
16 | #include <sys/statvfs.h> |
16 | #include <sys/statvfs.h> |
17 | #include <limits.h> |
17 | #include <limits.h> |
18 | #include <fcntl.h> |
18 | #include <fcntl.h> |
19 | #include <sched.h> |
19 | #include <sched.h> |
20 | |
20 | |
21 | #if _POSIX_MEMLOCK || _POSIX_MAPPED_FILES |
21 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
22 | # include <sys/mman.h> |
22 | # include <sys/mman.h> |
23 | #endif |
23 | #endif |
24 | |
24 | |
25 | /* perl namespace pollution */ |
25 | /* perl namespace pollution */ |
26 | #undef VERSION |
26 | #undef VERSION |
… | |
… | |
118 | STRLEN stroffset; \ |
118 | STRLEN stroffset; \ |
119 | SV *self; |
119 | SV *self; |
120 | |
120 | |
121 | #define EIO_NO_WRAPPERS 1 |
121 | #define EIO_NO_WRAPPERS 1 |
122 | |
122 | |
|
|
123 | #include "libeio/config.h" |
123 | #include "libeio/eio.h" |
124 | #include "libeio/eio.h" |
|
|
125 | |
|
|
126 | /* Linux/others */ |
|
|
127 | #ifndef O_ASYNC |
|
|
128 | # define O_ASYNC 0 |
|
|
129 | #endif |
|
|
130 | #ifndef O_DIRECT |
|
|
131 | # define O_DIRECT 0 |
|
|
132 | #endif |
|
|
133 | #ifndef O_NOATIME |
|
|
134 | # define O_NOATIME 0 |
|
|
135 | #endif |
|
|
136 | |
|
|
137 | /* POSIX */ |
|
|
138 | #ifndef O_CLOEXEC |
|
|
139 | # define O_CLOEXEC 0 |
|
|
140 | #endif |
|
|
141 | #ifndef O_NOFOLLOW |
|
|
142 | # define O_NOFOLLOW 0 |
|
|
143 | #endif |
|
|
144 | #ifndef O_NOCTTY |
|
|
145 | # define O_NOCTTY 0 |
|
|
146 | #endif |
|
|
147 | #ifndef O_NONBLOCK |
|
|
148 | # define O_NONBLOCK 0 |
|
|
149 | #endif |
|
|
150 | #ifndef O_EXEC |
|
|
151 | # define O_EXEC 0 |
|
|
152 | #endif |
|
|
153 | #ifndef O_SEARCH |
|
|
154 | # define O_SEARCH 0 |
|
|
155 | #endif |
|
|
156 | #ifndef O_DIRECTORY |
|
|
157 | # define O_DIRECTORY 0 |
|
|
158 | #endif |
|
|
159 | #ifndef O_DSYNC |
|
|
160 | # define O_DSYNC 0 |
|
|
161 | #endif |
|
|
162 | #ifndef O_RSYNC |
|
|
163 | # define O_RSYNC 0 |
|
|
164 | #endif |
|
|
165 | #ifndef O_SYNC |
|
|
166 | # define O_SYNC 0 |
|
|
167 | #endif |
|
|
168 | #ifndef O_TTY_INIT |
|
|
169 | # define O_TTY_INIT 0 |
|
|
170 | #endif |
124 | |
171 | |
125 | #ifndef POSIX_FADV_NORMAL |
172 | #ifndef POSIX_FADV_NORMAL |
126 | # define POSIX_FADV_NORMAL 0 |
173 | # define POSIX_FADV_NORMAL 0 |
127 | # define NO_FADVISE 1 |
|
|
128 | #endif |
174 | #endif |
129 | #ifndef POSIX_FADV_SEQUENTIAL |
175 | #ifndef POSIX_FADV_SEQUENTIAL |
130 | # define POSIX_FADV_SEQUENTIAL 0 |
176 | # define POSIX_FADV_SEQUENTIAL 0 |
131 | #endif |
177 | #endif |
132 | #ifndef POSIX_FADV_RANDOM |
178 | #ifndef POSIX_FADV_RANDOM |
… | |
… | |
140 | #endif |
186 | #endif |
141 | #ifndef POSIX_FADV_DONTNEED |
187 | #ifndef POSIX_FADV_DONTNEED |
142 | # define POSIX_FADV_DONTNEED 0 |
188 | # define POSIX_FADV_DONTNEED 0 |
143 | #endif |
189 | #endif |
144 | |
190 | |
|
|
191 | #if !HAVE_POSIX_FADVISE |
|
|
192 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
|
|
193 | #endif |
|
|
194 | |
|
|
195 | #ifndef POSIX_MADV_NORMAL |
|
|
196 | # define POSIX_MADV_NORMAL 0 |
|
|
197 | #endif |
|
|
198 | #ifndef POSIX_MADV_SEQUENTIAL |
|
|
199 | # define POSIX_MADV_SEQUENTIAL 0 |
|
|
200 | #endif |
|
|
201 | #ifndef POSIX_MADV_RANDOM |
|
|
202 | # define POSIX_MADV_RANDOM 0 |
|
|
203 | #endif |
|
|
204 | #ifndef POSIX_MADV_WILLNEED |
|
|
205 | # define POSIX_MADV_WILLNEED 0 |
|
|
206 | #endif |
|
|
207 | #ifndef POSIX_MADV_DONTNEED |
|
|
208 | # define POSIX_MADV_DONTNEED 0 |
|
|
209 | #endif |
|
|
210 | |
|
|
211 | #if !HAVE_POSIX_MADVISE |
|
|
212 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
|
|
213 | #endif |
|
|
214 | |
|
|
215 | #ifndef PROT_NONE |
|
|
216 | # define PROT_NONE 0 |
|
|
217 | #endif |
|
|
218 | #ifndef PROT_READ |
|
|
219 | # define PROT_READ 0 |
|
|
220 | #endif |
|
|
221 | #ifndef PROT_WRITE |
|
|
222 | # define PROT_READ 0 |
|
|
223 | #endif |
|
|
224 | #ifndef PROT_EXEC |
|
|
225 | # define PROT_EXEC 0 |
|
|
226 | #endif |
|
|
227 | |
145 | #ifndef ST_NODEV |
228 | #ifndef ST_NODEV |
146 | # define ST_NODEV 0 |
229 | # define ST_NODEV 0 |
147 | #endif |
230 | #endif |
148 | #ifndef ST_NOEXEC |
231 | #ifndef ST_NOEXEC |
149 | # define ST_NOEXEC 0 |
232 | # define ST_NOEXEC 0 |
… | |
… | |
171 | #endif |
254 | #endif |
172 | #ifndef ST_RELATIME |
255 | #ifndef ST_RELATIME |
173 | # define ST_RELATIME 0 |
256 | # define ST_RELATIME 0 |
174 | #endif |
257 | #endif |
175 | |
258 | |
176 | #ifndef MCL_CURRENT |
259 | #ifndef S_IFIFO |
177 | # define MCL_CURRENT 0 |
260 | # define S_IFIFO 0 |
178 | #endif |
261 | #endif |
179 | #ifndef MCL_FUTURE |
262 | #ifndef S_IFCHR |
180 | # define MCL_FUTURE 0 |
263 | # define S_IFCHR 0 |
|
|
264 | #endif |
|
|
265 | #ifndef S_IFBLK |
|
|
266 | # define S_IFBLK 0 |
|
|
267 | #endif |
|
|
268 | #ifndef S_IFLNK |
|
|
269 | # define S_IFLNK 0 |
|
|
270 | #endif |
|
|
271 | #ifndef S_IFREG |
|
|
272 | # define S_IFREG 0 |
|
|
273 | #endif |
|
|
274 | #ifndef S_IFDIR |
|
|
275 | # define S_IFDIR 0 |
|
|
276 | #endif |
|
|
277 | #ifndef S_IFWHT |
|
|
278 | # define S_IFWHT 0 |
|
|
279 | #endif |
|
|
280 | #ifndef S_IFSOCK |
|
|
281 | # define S_IFSOCK 0 |
181 | #endif |
282 | #endif |
182 | |
283 | |
183 | #ifndef MAP_ANONYMOUS |
284 | #ifndef MAP_ANONYMOUS |
184 | # ifdef MAP_ANON |
285 | # ifdef MAP_ANON |
185 | # define MAP_ANONYMOUS MAP_ANON |
286 | # define MAP_ANONYMOUS MAP_ANON |
… | |
… | |
199 | #ifndef MAP_POPULATE |
300 | #ifndef MAP_POPULATE |
200 | # define MAP_POPULATE 0 |
301 | # define MAP_POPULATE 0 |
201 | #endif |
302 | #endif |
202 | #ifndef MAP_NONBLOCK |
303 | #ifndef MAP_NONBLOCK |
203 | # define MAP_NONBLOCK 0 |
304 | # define MAP_NONBLOCK 0 |
|
|
305 | #endif |
|
|
306 | |
|
|
307 | #ifndef makedev |
|
|
308 | # define makedev(maj,min) (((maj) << 8) | (min)) |
|
|
309 | #endif |
|
|
310 | #ifndef major |
|
|
311 | # define major(dev) ((dev) >> 8) |
|
|
312 | #endif |
|
|
313 | #ifndef minor |
|
|
314 | # define minor(dev) ((dev) & 0xff) |
204 | #endif |
315 | #endif |
205 | |
316 | |
206 | #ifndef PAGESIZE |
317 | #ifndef PAGESIZE |
207 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
318 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
208 | #endif |
319 | #endif |
… | |
… | |
304 | } |
415 | } |
305 | } |
416 | } |
306 | |
417 | |
307 | static int req_invoke (eio_req *req) |
418 | static int req_invoke (eio_req *req) |
308 | { |
419 | { |
309 | dSP; |
|
|
310 | |
|
|
311 | if (req->flags & FLAG_SV2_RO_OFF) |
420 | if (req->flags & FLAG_SV2_RO_OFF) |
312 | SvREADONLY_off (req->sv2); |
421 | SvREADONLY_off (req->sv2); |
313 | |
422 | |
314 | if (!EIO_CANCELLED (req) && req->callback) |
423 | if (!EIO_CANCELLED (req) && req->callback) |
315 | { |
424 | { |
|
|
425 | dSP; |
|
|
426 | static SV *sv_result_cache; /* caches the result integer SV */ |
|
|
427 | SV *sv_result; |
|
|
428 | |
316 | ENTER; |
429 | ENTER; |
317 | SAVETMPS; |
430 | SAVETMPS; |
318 | PUSHMARK (SP); |
431 | PUSHMARK (SP); |
319 | EXTEND (SP, 1); |
432 | EXTEND (SP, 1); |
|
|
433 | |
|
|
434 | /* do not recreate the result IV from scratch each time */ |
|
|
435 | if (expect_true (sv_result_cache)) |
|
|
436 | { |
|
|
437 | sv_result = sv_result_cache; sv_result_cache = 0; |
|
|
438 | SvIV_set (sv_result, req->result); |
|
|
439 | SvIOK_only (sv_result); |
|
|
440 | } |
|
|
441 | else |
|
|
442 | { |
|
|
443 | sv_result = newSViv (req->result); |
|
|
444 | SvREADONLY_on (sv_result); |
|
|
445 | } |
320 | |
446 | |
321 | switch (req->type) |
447 | switch (req->type) |
322 | { |
448 | { |
323 | case EIO_READDIR: |
449 | case EIO_READDIR: |
324 | { |
450 | { |
… | |
… | |
469 | case EIO_LSTAT: |
595 | case EIO_LSTAT: |
470 | case EIO_FSTAT: |
596 | case EIO_FSTAT: |
471 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
597 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
472 | PL_laststatval = req->result; |
598 | PL_laststatval = req->result; |
473 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
599 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
474 | PUSHs (sv_2mortal (newSViv (req->result))); |
600 | PUSHs (sv_result); |
475 | break; |
601 | break; |
476 | |
602 | |
477 | case EIO_READ: |
603 | case EIO_READ: |
478 | { |
604 | { |
479 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
605 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
480 | *SvEND (req->sv2) = 0; |
606 | *SvEND (req->sv2) = 0; |
481 | SvPOK_only (req->sv2); |
607 | SvPOK_only (req->sv2); |
482 | SvSETMAGIC (req->sv2); |
608 | SvSETMAGIC (req->sv2); |
483 | PUSHs (sv_2mortal (newSViv (req->result))); |
609 | PUSHs (sv_result); |
484 | } |
610 | } |
485 | break; |
611 | break; |
486 | |
612 | |
487 | case EIO_DUP2: |
613 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
488 | if (req->result > 0) |
614 | if (req->result > 0) |
489 | req->result = 0; |
615 | SvIV_set (sv_result, 0); |
490 | /* FALLTHROUGH */ |
616 | /* FALLTHROUGH */ |
491 | |
617 | |
492 | default: |
618 | default: |
493 | PUSHs (sv_2mortal (newSViv (req->result))); |
619 | PUSHs (sv_result); |
494 | break; |
620 | break; |
495 | } |
621 | } |
496 | |
622 | |
497 | errno = req->errorno; |
623 | errno = req->errorno; |
498 | |
624 | |
499 | PUTBACK; |
625 | PUTBACK; |
500 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
626 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
501 | SPAGAIN; |
627 | SPAGAIN; |
|
|
628 | |
|
|
629 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
630 | SvREFCNT_dec (sv_result); |
|
|
631 | else |
|
|
632 | sv_result_cache = sv_result; |
502 | |
633 | |
503 | FREETMPS; |
634 | FREETMPS; |
504 | LEAVE; |
635 | LEAVE; |
505 | |
636 | |
506 | PUTBACK; |
637 | PUTBACK; |
… | |
… | |
589 | #if !_POSIX_MAPPED_FILES |
720 | #if !_POSIX_MAPPED_FILES |
590 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
721 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
591 | # define munmap(addr,length) (errno = ENOSYS, -1) |
722 | # define munmap(addr,length) (errno = ENOSYS, -1) |
592 | #endif |
723 | #endif |
593 | |
724 | |
|
|
725 | #if !_POSIX_MEMORY_PROTECTION |
|
|
726 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
|
|
727 | # define PROT_NONE 0 |
|
|
728 | # define PROT_WRITE 0 |
|
|
729 | # define MAP_PRIVATE 0 |
|
|
730 | # define MAP_SHARED 0 |
|
|
731 | # define MAP_FIXED 0 |
|
|
732 | #endif |
|
|
733 | |
594 | #define MMAP_MAGIC PERL_MAGIC_ext |
734 | #define MMAP_MAGIC PERL_MAGIC_ext |
595 | |
735 | |
596 | static int |
736 | static int |
597 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
737 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
598 | { |
738 | { |
… | |
… | |
601 | errno = old_errno; |
741 | errno = old_errno; |
602 | |
742 | |
603 | mg->mg_obj = 0; /* just in case */ |
743 | mg->mg_obj = 0; /* just in case */ |
604 | |
744 | |
605 | SvREADONLY_off (sv); |
745 | SvREADONLY_off (sv); |
|
|
746 | |
|
|
747 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
748 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
749 | |
606 | SvCUR_set (sv, 0); |
750 | SvCUR_set (sv, 0); |
607 | SvLEN_set (sv, 0); |
|
|
608 | SvPVX (sv) = 0; |
751 | SvPVX (sv) = 0; |
609 | SvOK_off (sv); |
752 | SvOK_off (sv); |
610 | |
753 | |
611 | return 0; |
754 | return 0; |
612 | } |
755 | } |
… | |
… | |
662 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
805 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
663 | const_iv (EXDEV) |
806 | const_iv (EXDEV) |
664 | const_iv (ENOSYS) |
807 | const_iv (ENOSYS) |
665 | const_iv (O_RDONLY) |
808 | const_iv (O_RDONLY) |
666 | const_iv (O_WRONLY) |
809 | const_iv (O_WRONLY) |
|
|
810 | const_iv (O_RDWR) |
667 | const_iv (O_CREAT) |
811 | const_iv (O_CREAT) |
668 | const_iv (O_TRUNC) |
812 | const_iv (O_TRUNC) |
669 | #ifndef _WIN32 |
813 | const_iv (O_EXCL) |
|
|
814 | const_iv (O_APPEND) |
|
|
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 | |
670 | const_iv (S_IFIFO) |
832 | const_iv (S_IFIFO) |
671 | #endif |
833 | const_iv (S_IFCHR) |
|
|
834 | const_iv (S_IFBLK) |
|
|
835 | const_iv (S_IFLNK) |
|
|
836 | const_iv (S_IFREG) |
|
|
837 | const_iv (S_IFDIR) |
|
|
838 | const_iv (S_IFWHT) |
|
|
839 | const_iv (S_IFSOCK) |
|
|
840 | const_iv (S_IFMT) |
|
|
841 | |
672 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
842 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
673 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
843 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
674 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
844 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
675 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
845 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
676 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
846 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
677 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
847 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
848 | |
|
|
849 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
850 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
851 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
852 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
853 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
678 | |
854 | |
679 | const_iv (ST_RDONLY) |
855 | const_iv (ST_RDONLY) |
680 | const_iv (ST_NOSUID) |
856 | const_iv (ST_NOSUID) |
681 | const_iv (ST_NODEV) |
857 | const_iv (ST_NODEV) |
682 | const_iv (ST_NOEXEC) |
858 | const_iv (ST_NOEXEC) |
… | |
… | |
687 | const_iv (ST_IMMUTABLE) |
863 | const_iv (ST_IMMUTABLE) |
688 | const_iv (ST_NOATIME) |
864 | const_iv (ST_NOATIME) |
689 | const_iv (ST_NODIRATIME) |
865 | const_iv (ST_NODIRATIME) |
690 | const_iv (ST_RELATIME) |
866 | const_iv (ST_RELATIME) |
691 | |
867 | |
|
|
868 | const_iv (PROT_NONE) |
692 | const_iv (PROT_EXEC) |
869 | const_iv (PROT_EXEC) |
693 | const_iv (PROT_NONE) |
|
|
694 | const_iv (PROT_READ) |
870 | const_iv (PROT_READ) |
695 | const_iv (PROT_WRITE) |
871 | const_iv (PROT_WRITE) |
696 | |
872 | |
697 | /*const_iv (MAP_FIXED)*/ |
873 | /*const_iv (MAP_FIXED)*/ |
698 | const_iv (MAP_PRIVATE) |
874 | const_iv (MAP_PRIVATE) |
… | |
… | |
704 | const_iv (MAP_LOCKED) |
880 | const_iv (MAP_LOCKED) |
705 | const_iv (MAP_NORESERVE) |
881 | const_iv (MAP_NORESERVE) |
706 | const_iv (MAP_POPULATE) |
882 | const_iv (MAP_POPULATE) |
707 | const_iv (MAP_NONBLOCK) |
883 | const_iv (MAP_NONBLOCK) |
708 | |
884 | |
709 | const_iv (MCL_FUTURE) |
885 | const_eio (MCL_FUTURE) |
710 | const_iv (MCL_CURRENT) |
886 | const_eio (MCL_CURRENT) |
711 | |
887 | |
712 | const_eio (MS_ASYNC) |
888 | const_eio (MS_ASYNC) |
713 | const_eio (MS_INVALIDATE) |
889 | const_eio (MS_INVALIDATE) |
714 | const_eio (MS_SYNC) |
890 | const_eio (MS_SYNC) |
715 | |
891 | |
… | |
… | |
752 | /* atfork child called in fifo order, so before eio's handler */ |
928 | /* atfork child called in fifo order, so before eio's handler */ |
753 | X_THREAD_ATFORK (0, 0, atfork_child); |
929 | X_THREAD_ATFORK (0, 0, atfork_child); |
754 | } |
930 | } |
755 | |
931 | |
756 | void |
932 | void |
757 | max_poll_reqs (int nreqs) |
933 | max_poll_reqs (unsigned int nreqs) |
758 | PROTOTYPE: $ |
934 | PROTOTYPE: $ |
759 | CODE: |
935 | CODE: |
760 | eio_set_max_poll_reqs (nreqs); |
936 | eio_set_max_poll_reqs (nreqs); |
761 | |
937 | |
762 | void |
938 | void |
… | |
… | |
764 | PROTOTYPE: $ |
940 | PROTOTYPE: $ |
765 | CODE: |
941 | CODE: |
766 | eio_set_max_poll_time (nseconds); |
942 | eio_set_max_poll_time (nseconds); |
767 | |
943 | |
768 | void |
944 | void |
769 | min_parallel (int nthreads) |
945 | min_parallel (unsigned int nthreads) |
770 | PROTOTYPE: $ |
946 | PROTOTYPE: $ |
771 | CODE: |
947 | CODE: |
772 | eio_set_min_parallel (nthreads); |
948 | eio_set_min_parallel (nthreads); |
773 | |
949 | |
774 | void |
950 | void |
775 | max_parallel (int nthreads) |
951 | max_parallel (unsigned int nthreads) |
776 | PROTOTYPE: $ |
952 | PROTOTYPE: $ |
777 | CODE: |
953 | CODE: |
778 | eio_set_max_parallel (nthreads); |
954 | eio_set_max_parallel (nthreads); |
779 | |
955 | |
780 | void |
956 | void |
781 | max_idle (int nthreads) |
957 | max_idle (unsigned int nthreads) |
782 | PROTOTYPE: $ |
958 | PROTOTYPE: $ |
783 | CODE: |
959 | CODE: |
784 | eio_set_max_idle (nthreads); |
960 | eio_set_max_idle (nthreads); |
785 | |
961 | |
786 | void |
962 | void |
|
|
963 | idle_timeout (unsigned int seconds) |
|
|
964 | PROTOTYPE: $ |
|
|
965 | CODE: |
|
|
966 | eio_set_idle_timeout (seconds); |
|
|
967 | |
|
|
968 | void |
787 | max_outstanding (int maxreqs) |
969 | max_outstanding (unsigned int maxreqs) |
788 | PROTOTYPE: $ |
970 | PROTOTYPE: $ |
789 | CODE: |
971 | CODE: |
790 | max_outstanding = maxreqs; |
972 | max_outstanding = maxreqs; |
791 | |
973 | |
792 | void |
974 | void |
793 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
975 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
794 | PROTOTYPE: $$$;$ |
|
|
795 | PPCODE: |
976 | PPCODE: |
796 | { |
977 | { |
797 | dREQ; |
978 | dREQ; |
798 | |
979 | |
799 | req->type = EIO_OPEN; |
980 | req->type = EIO_OPEN; |
… | |
… | |
805 | REQ_SEND; |
986 | REQ_SEND; |
806 | } |
987 | } |
807 | |
988 | |
808 | void |
989 | void |
809 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
990 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
810 | PROTOTYPE: $;$ |
|
|
811 | ALIAS: |
991 | ALIAS: |
812 | aio_fsync = EIO_FSYNC |
992 | aio_fsync = EIO_FSYNC |
813 | aio_fdatasync = EIO_FDATASYNC |
993 | aio_fdatasync = EIO_FDATASYNC |
814 | PPCODE: |
994 | PPCODE: |
815 | { |
995 | { |
… | |
… | |
823 | REQ_SEND (req); |
1003 | REQ_SEND (req); |
824 | } |
1004 | } |
825 | |
1005 | |
826 | void |
1006 | void |
827 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1007 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
828 | PROTOTYPE: $$$$;$ |
|
|
829 | PPCODE: |
1008 | PPCODE: |
830 | { |
1009 | { |
831 | int fd = s_fileno_croak (fh, 0); |
1010 | int fd = s_fileno_croak (fh, 0); |
832 | dREQ; |
1011 | dREQ; |
833 | |
1012 | |
… | |
… | |
841 | REQ_SEND (req); |
1020 | REQ_SEND (req); |
842 | } |
1021 | } |
843 | |
1022 | |
844 | void |
1023 | void |
845 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1024 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
846 | PROTOTYPE: $;$ |
|
|
847 | PPCODE: |
1025 | PPCODE: |
848 | { |
1026 | { |
849 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1027 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
850 | int fd = s_fileno_croak (fh, 0); |
1028 | int fd = s_fileno_croak (fh, 0); |
851 | dREQ; |
1029 | dREQ; |
… | |
… | |
873 | void |
1051 | void |
874 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1052 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
875 | ALIAS: |
1053 | ALIAS: |
876 | aio_read = EIO_READ |
1054 | aio_read = EIO_READ |
877 | aio_write = EIO_WRITE |
1055 | aio_write = EIO_WRITE |
878 | PROTOTYPE: $$$$$;$ |
|
|
879 | PPCODE: |
1056 | PPCODE: |
880 | { |
1057 | { |
881 | STRLEN svlen; |
1058 | STRLEN svlen; |
882 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
1059 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
883 | char *svptr = SvPVbyte (data, svlen); |
1060 | char *svptr = SvPVbyte (data, svlen); |
… | |
… | |
924 | } |
1101 | } |
925 | } |
1102 | } |
926 | |
1103 | |
927 | void |
1104 | void |
928 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1105 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
929 | PROTOTYPE: $$;$ |
|
|
930 | PPCODE: |
1106 | PPCODE: |
931 | { |
1107 | { |
932 | SV *data; |
1108 | SV *data; |
933 | dREQ; |
1109 | dREQ; |
934 | |
1110 | |
… | |
… | |
939 | REQ_SEND; |
1115 | REQ_SEND; |
940 | } |
1116 | } |
941 | |
1117 | |
942 | void |
1118 | void |
943 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1119 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
944 | PROTOTYPE: $$$$;$ |
|
|
945 | PPCODE: |
1120 | PPCODE: |
946 | { |
1121 | { |
947 | int ifd = s_fileno_croak (in_fh , 0); |
1122 | int ifd = s_fileno_croak (in_fh , 0); |
948 | int ofd = s_fileno_croak (out_fh, 1); |
1123 | int ofd = s_fileno_croak (out_fh, 1); |
949 | dREQ; |
1124 | dREQ; |
… | |
… | |
959 | REQ_SEND; |
1134 | REQ_SEND; |
960 | } |
1135 | } |
961 | |
1136 | |
962 | void |
1137 | void |
963 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1138 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
964 | PROTOTYPE: $$$;$ |
|
|
965 | PPCODE: |
1139 | PPCODE: |
966 | { |
1140 | { |
967 | int fd = s_fileno_croak (fh, 0); |
1141 | int fd = s_fileno_croak (fh, 0); |
968 | dREQ; |
1142 | dREQ; |
969 | |
1143 | |
… | |
… | |
1000 | } |
1174 | } |
1001 | |
1175 | |
1002 | REQ_SEND; |
1176 | REQ_SEND; |
1003 | } |
1177 | } |
1004 | |
1178 | |
|
|
1179 | UV |
|
|
1180 | major (UV dev) |
|
|
1181 | ALIAS: |
|
|
1182 | minor = 1 |
|
|
1183 | CODE: |
|
|
1184 | RETVAL = ix ? major (dev) : minor (dev); |
|
|
1185 | OUTPUT: |
|
|
1186 | RETVAL |
|
|
1187 | |
|
|
1188 | UV |
|
|
1189 | makedev (UV maj, UV min) |
|
|
1190 | CODE: |
|
|
1191 | RETVAL = makedev (maj, min); |
|
|
1192 | OUTPUT: |
|
|
1193 | RETVAL |
|
|
1194 | |
1005 | void |
1195 | void |
1006 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1196 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1007 | PPCODE: |
1197 | PPCODE: |
1008 | { |
1198 | { |
1009 | dREQ; |
1199 | dREQ; |
… | |
… | |
1170 | void |
1360 | void |
1171 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1361 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1172 | ALIAS: |
1362 | ALIAS: |
1173 | aio_mtouch = EIO_MTOUCH |
1363 | aio_mtouch = EIO_MTOUCH |
1174 | aio_msync = EIO_MSYNC |
1364 | aio_msync = EIO_MSYNC |
1175 | PROTOTYPE: $$$$;$ |
|
|
1176 | PPCODE: |
1365 | PPCODE: |
1177 | { |
1366 | { |
1178 | STRLEN svlen; |
1367 | STRLEN svlen; |
|
|
1368 | char *svptr = SvPVbyte (data, svlen); |
1179 | UV len = SvUV (length); |
1369 | UV len = SvUV (length); |
1180 | char *svptr = SvPVbyte (data, svlen); |
|
|
1181 | |
1370 | |
1182 | if (offset < 0) |
1371 | if (offset < 0) |
1183 | offset += svlen; |
1372 | offset += svlen; |
1184 | |
1373 | |
1185 | if (offset < 0 || offset > svlen) |
1374 | if (offset < 0 || offset > svlen) |
… | |
… | |
1190 | |
1379 | |
1191 | { |
1380 | { |
1192 | dREQ; |
1381 | dREQ; |
1193 | |
1382 | |
1194 | req->type = ix; |
1383 | req->type = ix; |
1195 | req->size = len; |
|
|
1196 | req->sv2 = SvREFCNT_inc (data); |
1384 | req->sv2 = SvREFCNT_inc (data); |
1197 | req->ptr2 = (char *)svptr + offset; |
1385 | req->ptr2 = (char *)svptr + offset; |
|
|
1386 | req->size = len; |
1198 | req->int1 = flags; |
1387 | req->int1 = flags; |
1199 | |
1388 | |
1200 | REQ_SEND; |
1389 | REQ_SEND; |
1201 | } |
1390 | } |
1202 | } |
1391 | } |
1203 | |
1392 | |
1204 | void |
1393 | void |
|
|
1394 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
|
|
1395 | PPCODE: |
|
|
1396 | { |
|
|
1397 | STRLEN svlen; |
|
|
1398 | char *svptr = SvPVbyte (data, svlen); |
|
|
1399 | UV len = SvUV (length); |
|
|
1400 | |
|
|
1401 | if (offset < 0) |
|
|
1402 | offset += svlen; |
|
|
1403 | |
|
|
1404 | if (offset < 0 || offset > svlen) |
|
|
1405 | croak ("offset outside of scalar"); |
|
|
1406 | |
|
|
1407 | if (!SvOK (length) || len + offset > svlen) |
|
|
1408 | len = svlen - offset; |
|
|
1409 | |
|
|
1410 | { |
|
|
1411 | dREQ; |
|
|
1412 | |
|
|
1413 | req->type = EIO_MLOCK; |
|
|
1414 | req->sv2 = SvREFCNT_inc (data); |
|
|
1415 | req->ptr2 = (char *)svptr + offset; |
|
|
1416 | req->size = len; |
|
|
1417 | |
|
|
1418 | REQ_SEND; |
|
|
1419 | } |
|
|
1420 | } |
|
|
1421 | |
|
|
1422 | void |
|
|
1423 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
|
|
1424 | PPCODE: |
|
|
1425 | { |
|
|
1426 | dREQ; |
|
|
1427 | |
|
|
1428 | req->type = EIO_MLOCKALL; |
|
|
1429 | req->int1 = flags; |
|
|
1430 | |
|
|
1431 | REQ_SEND; |
|
|
1432 | } |
|
|
1433 | |
|
|
1434 | void |
1205 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1435 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1206 | PPCODE: |
1436 | PPCODE: |
1207 | { |
1437 | { |
1208 | dREQ; |
1438 | dREQ; |
1209 | |
1439 | |
… | |
… | |
1213 | REQ_SEND; |
1443 | REQ_SEND; |
1214 | } |
1444 | } |
1215 | |
1445 | |
1216 | void |
1446 | void |
1217 | aio_group (SV *callback=&PL_sv_undef) |
1447 | aio_group (SV *callback=&PL_sv_undef) |
1218 | PROTOTYPE: ;$ |
|
|
1219 | PPCODE: |
1448 | PPCODE: |
1220 | { |
1449 | { |
1221 | dREQ; |
1450 | dREQ; |
1222 | |
1451 | |
1223 | req->type = EIO_GROUP; |
1452 | req->type = EIO_GROUP; |
… | |
… | |
1240 | REQ_SEND; |
1469 | REQ_SEND; |
1241 | } |
1470 | } |
1242 | |
1471 | |
1243 | int |
1472 | int |
1244 | aioreq_pri (int pri = 0) |
1473 | aioreq_pri (int pri = 0) |
1245 | PROTOTYPE: ;$ |
|
|
1246 | CODE: |
1474 | CODE: |
1247 | RETVAL = next_pri; |
1475 | RETVAL = next_pri; |
1248 | if (items > 0) |
1476 | if (items > 0) |
1249 | { |
1477 | { |
1250 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1478 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1262 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1490 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1263 | next_pri = nice; |
1491 | next_pri = nice; |
1264 | |
1492 | |
1265 | void |
1493 | void |
1266 | flush () |
1494 | flush () |
1267 | PROTOTYPE: |
|
|
1268 | CODE: |
1495 | CODE: |
1269 | while (eio_nreqs ()) |
1496 | while (eio_nreqs ()) |
1270 | { |
1497 | { |
1271 | poll_wait (); |
1498 | poll_wait (); |
1272 | poll_cb (); |
1499 | poll_cb (); |
1273 | } |
1500 | } |
1274 | |
1501 | |
1275 | int |
1502 | int |
1276 | poll() |
1503 | poll () |
1277 | PROTOTYPE: |
|
|
1278 | CODE: |
1504 | CODE: |
1279 | poll_wait (); |
1505 | poll_wait (); |
1280 | RETVAL = poll_cb (); |
1506 | RETVAL = poll_cb (); |
1281 | OUTPUT: |
1507 | OUTPUT: |
1282 | RETVAL |
1508 | RETVAL |
1283 | |
1509 | |
1284 | int |
1510 | int |
1285 | poll_fileno() |
1511 | poll_fileno () |
1286 | PROTOTYPE: |
|
|
1287 | CODE: |
1512 | CODE: |
1288 | RETVAL = s_epipe_fd (&respipe); |
1513 | RETVAL = s_epipe_fd (&respipe); |
1289 | OUTPUT: |
1514 | OUTPUT: |
1290 | RETVAL |
1515 | RETVAL |
1291 | |
1516 | |
1292 | int |
1517 | int |
1293 | poll_cb(...) |
1518 | poll_cb (...) |
1294 | PROTOTYPE: |
1519 | PROTOTYPE: |
1295 | CODE: |
1520 | CODE: |
1296 | RETVAL = poll_cb (); |
1521 | RETVAL = poll_cb (); |
1297 | OUTPUT: |
1522 | OUTPUT: |
1298 | RETVAL |
1523 | RETVAL |
1299 | |
1524 | |
1300 | void |
1525 | void |
1301 | poll_wait() |
1526 | poll_wait () |
1302 | PROTOTYPE: |
|
|
1303 | CODE: |
1527 | CODE: |
1304 | poll_wait (); |
1528 | poll_wait (); |
1305 | |
1529 | |
1306 | int |
1530 | int |
1307 | nreqs() |
1531 | nreqs () |
1308 | PROTOTYPE: |
|
|
1309 | CODE: |
1532 | CODE: |
1310 | RETVAL = eio_nreqs (); |
1533 | RETVAL = eio_nreqs (); |
1311 | OUTPUT: |
1534 | OUTPUT: |
1312 | RETVAL |
1535 | RETVAL |
1313 | |
1536 | |
1314 | int |
1537 | int |
1315 | nready() |
1538 | nready () |
1316 | PROTOTYPE: |
|
|
1317 | CODE: |
1539 | CODE: |
1318 | RETVAL = eio_nready (); |
1540 | RETVAL = eio_nready (); |
1319 | OUTPUT: |
1541 | OUTPUT: |
1320 | RETVAL |
1542 | RETVAL |
1321 | |
1543 | |
1322 | int |
1544 | int |
1323 | npending() |
1545 | npending () |
1324 | PROTOTYPE: |
|
|
1325 | CODE: |
1546 | CODE: |
1326 | RETVAL = eio_npending (); |
1547 | RETVAL = eio_npending (); |
1327 | OUTPUT: |
1548 | OUTPUT: |
1328 | RETVAL |
1549 | RETVAL |
1329 | |
1550 | |
1330 | int |
1551 | int |
1331 | nthreads() |
1552 | nthreads () |
1332 | PROTOTYPE: |
|
|
1333 | CODE: |
1553 | CODE: |
1334 | RETVAL = eio_nthreads (); |
1554 | RETVAL = eio_nthreads (); |
1335 | OUTPUT: |
1555 | OUTPUT: |
1336 | RETVAL |
1556 | RETVAL |
1337 | |
1557 | |
1338 | int |
1558 | int |
1339 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1559 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1340 | PROTOTYPE: $$$$ |
|
|
1341 | CODE: |
1560 | CODE: |
1342 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1343 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1561 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1344 | #else |
|
|
1345 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
|
|
1346 | #endif |
|
|
1347 | OUTPUT: |
1562 | OUTPUT: |
1348 | RETVAL |
1563 | RETVAL |
1349 | |
1564 | |
1350 | ssize_t |
1565 | ssize_t |
1351 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1566 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1352 | PROTOTYPE: $$$$ |
|
|
1353 | CODE: |
1567 | CODE: |
1354 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1568 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1355 | OUTPUT: |
1569 | OUTPUT: |
1356 | RETVAL |
1570 | RETVAL |
1357 | |
1571 | |
1358 | void |
1572 | void |
1359 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1573 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1360 | PROTOTYPE: $$$$$;$ |
|
|
1361 | PPCODE: |
1574 | PPCODE: |
1362 | sv_unmagic (scalar, MMAP_MAGIC); |
1575 | sv_unmagic (scalar, MMAP_MAGIC); |
1363 | { |
1576 | { |
1364 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1577 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1365 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1578 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1366 | if (addr == (void *)-1) |
1579 | if (addr == (void *)-1) |
1367 | XSRETURN_NO; |
1580 | XSRETURN_NO; |
1368 | |
1581 | |
|
|
1582 | sv_force_normal (scalar); |
|
|
1583 | |
1369 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
1584 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
1370 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
1585 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
1371 | ->mg_obj = (SV *)length; |
1586 | ->mg_obj = (SV *)length; |
1372 | |
1587 | |
1373 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
1588 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1589 | |
1374 | if (!(prot & PROT_WRITE)) |
1590 | if (!(prot & PROT_WRITE)) |
1375 | SvREADONLY_on (scalar); |
1591 | SvREADONLY_on (scalar); |
|
|
1592 | |
|
|
1593 | if (SvLEN (scalar)) |
|
|
1594 | Safefree (SvPVX (scalar)); |
1376 | |
1595 | |
1377 | SvPVX (scalar) = (char *)addr; |
1596 | SvPVX (scalar) = (char *)addr; |
1378 | SvCUR_set (scalar, length); |
1597 | SvCUR_set (scalar, length); |
1379 | SvLEN_set (scalar, 0); |
1598 | SvLEN_set (scalar, 0); |
1380 | SvPOK_only (scalar); |
1599 | SvPOK_only (scalar); |
… | |
… | |
1382 | XSRETURN_YES; |
1601 | XSRETURN_YES; |
1383 | } |
1602 | } |
1384 | |
1603 | |
1385 | void |
1604 | void |
1386 | munmap (SV *scalar) |
1605 | munmap (SV *scalar) |
1387 | PROTOTYPE: $ |
|
|
1388 | CODE: |
1606 | CODE: |
1389 | sv_unmagic (scalar, MMAP_MAGIC); |
1607 | sv_unmagic (scalar, MMAP_MAGIC); |
1390 | |
1608 | |
1391 | int |
1609 | int |
1392 | mlockall (int flags) |
1610 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1393 | PROTOTYPE: $ |
1611 | ALIAS: |
|
|
1612 | mprotect = 1 |
1394 | CODE: |
1613 | CODE: |
|
|
1614 | { |
|
|
1615 | STRLEN svlen; |
|
|
1616 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1617 | size_t len = SvUV (length); |
|
|
1618 | |
|
|
1619 | if (offset < 0) |
|
|
1620 | offset += svlen; |
|
|
1621 | |
|
|
1622 | if (offset < 0 || offset > svlen) |
|
|
1623 | croak ("offset outside of scalar"); |
|
|
1624 | |
|
|
1625 | if (!SvOK (length) || len + offset > svlen) |
|
|
1626 | len = svlen - offset; |
|
|
1627 | |
|
|
1628 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1629 | eio_page_align (&addr, &len); |
|
|
1630 | |
|
|
1631 | switch (ix) |
|
|
1632 | { |
|
|
1633 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
1634 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
1635 | } |
|
|
1636 | } |
|
|
1637 | OUTPUT: |
|
|
1638 | RETVAL |
|
|
1639 | |
|
|
1640 | int |
|
|
1641 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
|
|
1642 | CODE: |
|
|
1643 | { |
|
|
1644 | STRLEN svlen; |
|
|
1645 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1646 | size_t len = SvUV (length); |
|
|
1647 | |
|
|
1648 | if (offset < 0) |
|
|
1649 | offset += svlen; |
|
|
1650 | |
|
|
1651 | if (offset < 0 || offset > svlen) |
|
|
1652 | croak ("offset outside of scalar"); |
|
|
1653 | |
|
|
1654 | if (!SvOK (length) || len + offset > svlen) |
|
|
1655 | len = svlen - offset; |
|
|
1656 | |
|
|
1657 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1658 | eio_page_align (&addr, &len); |
1395 | #if _POSIX_MEMLOCK |
1659 | #if _POSIX_MEMLOCK_RANGE |
1396 | #if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 |
1660 | RETVAL = munlock (addr, len); |
1397 | extern int mallopt (int, int); |
|
|
1398 | mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */ |
|
|
1399 | #endif |
|
|
1400 | mlockall (flags); |
|
|
1401 | #else |
1661 | #else |
1402 | RETVAL = -1; |
1662 | RETVAL = ((errno = ENOSYS), -1); |
1403 | errno = ENOSYS; |
|
|
1404 | #endif |
1663 | #endif |
|
|
1664 | } |
1405 | OUTPUT: |
1665 | OUTPUT: |
1406 | RETVAL |
1666 | RETVAL |
1407 | |
1667 | |
1408 | int |
1668 | int |
1409 | munlockall () |
1669 | munlockall () |
1410 | PROTOTYPE: |
|
|
1411 | CODE: |
1670 | CODE: |
1412 | #if _POSIX_MEMLOCK |
1671 | #if _POSIX_MEMLOCK |
1413 | munlockall (); |
1672 | munlockall (); |
1414 | #else |
1673 | #else |
1415 | RETVAL = -1; |
1674 | RETVAL = -1; |