… | |
… | |
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 | { |
… | |
… | |
459 | case EIO_NOP: |
585 | case EIO_NOP: |
460 | case EIO_BUSY: |
586 | case EIO_BUSY: |
461 | break; |
587 | break; |
462 | |
588 | |
463 | case EIO_READLINK: |
589 | case EIO_READLINK: |
|
|
590 | case EIO_REALPATH: |
464 | if (req->result > 0) |
591 | if (req->result > 0) |
465 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
592 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
466 | break; |
593 | break; |
467 | |
594 | |
468 | case EIO_STAT: |
595 | case EIO_STAT: |
469 | case EIO_LSTAT: |
596 | case EIO_LSTAT: |
470 | case EIO_FSTAT: |
597 | case EIO_FSTAT: |
471 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
598 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
472 | PL_laststatval = req->result; |
599 | PL_laststatval = req->result; |
473 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
600 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
474 | PUSHs (sv_2mortal (newSViv (req->result))); |
601 | PUSHs (sv_result); |
475 | break; |
602 | break; |
476 | |
603 | |
477 | case EIO_READ: |
604 | case EIO_READ: |
478 | { |
605 | { |
479 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
606 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
480 | *SvEND (req->sv2) = 0; |
607 | *SvEND (req->sv2) = 0; |
481 | SvPOK_only (req->sv2); |
608 | SvPOK_only (req->sv2); |
482 | SvSETMAGIC (req->sv2); |
609 | SvSETMAGIC (req->sv2); |
483 | PUSHs (sv_2mortal (newSViv (req->result))); |
610 | PUSHs (sv_result); |
484 | } |
611 | } |
485 | break; |
612 | break; |
486 | |
613 | |
487 | case EIO_DUP2: |
614 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
488 | if (req->result > 0) |
615 | if (req->result > 0) |
489 | req->result = 0; |
616 | SvIV_set (sv_result, 0); |
490 | /* FALLTHROUGH */ |
617 | /* FALLTHROUGH */ |
491 | |
618 | |
492 | default: |
619 | default: |
493 | PUSHs (sv_2mortal (newSViv (req->result))); |
620 | PUSHs (sv_result); |
494 | break; |
621 | break; |
495 | } |
622 | } |
496 | |
623 | |
497 | errno = req->errorno; |
624 | errno = req->errorno; |
498 | |
625 | |
499 | PUTBACK; |
626 | PUTBACK; |
500 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
627 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
501 | SPAGAIN; |
628 | SPAGAIN; |
|
|
629 | |
|
|
630 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
631 | SvREFCNT_dec (sv_result); |
|
|
632 | else |
|
|
633 | sv_result_cache = sv_result; |
502 | |
634 | |
503 | FREETMPS; |
635 | FREETMPS; |
504 | LEAVE; |
636 | LEAVE; |
505 | |
637 | |
506 | PUTBACK; |
638 | PUTBACK; |
… | |
… | |
589 | #if !_POSIX_MAPPED_FILES |
721 | #if !_POSIX_MAPPED_FILES |
590 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
722 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
591 | # define munmap(addr,length) (errno = ENOSYS, -1) |
723 | # define munmap(addr,length) (errno = ENOSYS, -1) |
592 | #endif |
724 | #endif |
593 | |
725 | |
|
|
726 | #if !_POSIX_MEMORY_PROTECTION |
|
|
727 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
|
|
728 | # define PROT_NONE 0 |
|
|
729 | # define PROT_WRITE 0 |
|
|
730 | # define MAP_PRIVATE 0 |
|
|
731 | # define MAP_SHARED 0 |
|
|
732 | # define MAP_FIXED 0 |
|
|
733 | #endif |
|
|
734 | |
594 | #define MMAP_MAGIC PERL_MAGIC_ext |
735 | #define MMAP_MAGIC PERL_MAGIC_ext |
595 | |
736 | |
596 | static int |
737 | static int |
597 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
738 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
598 | { |
739 | { |
… | |
… | |
601 | errno = old_errno; |
742 | errno = old_errno; |
602 | |
743 | |
603 | mg->mg_obj = 0; /* just in case */ |
744 | mg->mg_obj = 0; /* just in case */ |
604 | |
745 | |
605 | SvREADONLY_off (sv); |
746 | SvREADONLY_off (sv); |
|
|
747 | |
|
|
748 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
749 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
750 | |
606 | SvCUR_set (sv, 0); |
751 | SvCUR_set (sv, 0); |
607 | SvLEN_set (sv, 0); |
|
|
608 | SvPVX (sv) = 0; |
752 | SvPVX (sv) = 0; |
609 | SvOK_off (sv); |
753 | SvOK_off (sv); |
610 | |
754 | |
611 | return 0; |
755 | return 0; |
612 | } |
756 | } |
… | |
… | |
667 | const_iv (O_RDWR) |
811 | const_iv (O_RDWR) |
668 | const_iv (O_CREAT) |
812 | const_iv (O_CREAT) |
669 | const_iv (O_TRUNC) |
813 | const_iv (O_TRUNC) |
670 | const_iv (O_EXCL) |
814 | const_iv (O_EXCL) |
671 | const_iv (O_APPEND) |
815 | const_iv (O_APPEND) |
672 | #ifndef _WIN32 |
816 | |
|
|
817 | const_iv (O_ASYNC) |
|
|
818 | const_iv (O_DIRECT) |
|
|
819 | const_iv (O_NOATIME) |
|
|
820 | |
|
|
821 | const_iv (O_CLOEXEC) |
|
|
822 | const_iv (O_NOCTTY) |
|
|
823 | const_iv (O_NOFOLLOW) |
|
|
824 | const_iv (O_NONBLOCK) |
|
|
825 | const_iv (O_EXEC) |
|
|
826 | const_iv (O_SEARCH) |
|
|
827 | const_iv (O_DIRECTORY) |
|
|
828 | const_iv (O_DSYNC) |
|
|
829 | const_iv (O_RSYNC) |
|
|
830 | const_iv (O_SYNC) |
|
|
831 | const_iv (O_TTY_INIT) |
|
|
832 | |
673 | const_iv (S_IFIFO) |
833 | const_iv (S_IFIFO) |
674 | #endif |
834 | const_iv (S_IFCHR) |
|
|
835 | const_iv (S_IFBLK) |
|
|
836 | const_iv (S_IFLNK) |
|
|
837 | const_iv (S_IFREG) |
|
|
838 | const_iv (S_IFDIR) |
|
|
839 | const_iv (S_IFWHT) |
|
|
840 | const_iv (S_IFSOCK) |
|
|
841 | const_iv (S_IFMT) |
|
|
842 | |
675 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
843 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
676 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
844 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
677 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
845 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
678 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
846 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
679 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
847 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
680 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
848 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
849 | |
|
|
850 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
851 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
852 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
853 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
854 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
681 | |
855 | |
682 | const_iv (ST_RDONLY) |
856 | const_iv (ST_RDONLY) |
683 | const_iv (ST_NOSUID) |
857 | const_iv (ST_NOSUID) |
684 | const_iv (ST_NODEV) |
858 | const_iv (ST_NODEV) |
685 | const_iv (ST_NOEXEC) |
859 | const_iv (ST_NOEXEC) |
… | |
… | |
690 | const_iv (ST_IMMUTABLE) |
864 | const_iv (ST_IMMUTABLE) |
691 | const_iv (ST_NOATIME) |
865 | const_iv (ST_NOATIME) |
692 | const_iv (ST_NODIRATIME) |
866 | const_iv (ST_NODIRATIME) |
693 | const_iv (ST_RELATIME) |
867 | const_iv (ST_RELATIME) |
694 | |
868 | |
|
|
869 | const_iv (PROT_NONE) |
695 | const_iv (PROT_EXEC) |
870 | const_iv (PROT_EXEC) |
696 | const_iv (PROT_NONE) |
|
|
697 | const_iv (PROT_READ) |
871 | const_iv (PROT_READ) |
698 | const_iv (PROT_WRITE) |
872 | const_iv (PROT_WRITE) |
699 | |
873 | |
700 | /*const_iv (MAP_FIXED)*/ |
874 | /*const_iv (MAP_FIXED)*/ |
701 | const_iv (MAP_PRIVATE) |
875 | const_iv (MAP_PRIVATE) |
… | |
… | |
707 | const_iv (MAP_LOCKED) |
881 | const_iv (MAP_LOCKED) |
708 | const_iv (MAP_NORESERVE) |
882 | const_iv (MAP_NORESERVE) |
709 | const_iv (MAP_POPULATE) |
883 | const_iv (MAP_POPULATE) |
710 | const_iv (MAP_NONBLOCK) |
884 | const_iv (MAP_NONBLOCK) |
711 | |
885 | |
712 | const_iv (MCL_FUTURE) |
886 | const_eio (MCL_FUTURE) |
713 | const_iv (MCL_CURRENT) |
887 | const_eio (MCL_CURRENT) |
714 | |
888 | |
715 | const_eio (MS_ASYNC) |
889 | const_eio (MS_ASYNC) |
716 | const_eio (MS_INVALIDATE) |
890 | const_eio (MS_INVALIDATE) |
717 | const_eio (MS_SYNC) |
891 | const_eio (MS_SYNC) |
718 | |
892 | |
… | |
… | |
755 | /* atfork child called in fifo order, so before eio's handler */ |
929 | /* atfork child called in fifo order, so before eio's handler */ |
756 | X_THREAD_ATFORK (0, 0, atfork_child); |
930 | X_THREAD_ATFORK (0, 0, atfork_child); |
757 | } |
931 | } |
758 | |
932 | |
759 | void |
933 | void |
760 | max_poll_reqs (int nreqs) |
934 | max_poll_reqs (unsigned int nreqs) |
761 | PROTOTYPE: $ |
935 | PROTOTYPE: $ |
762 | CODE: |
936 | CODE: |
763 | eio_set_max_poll_reqs (nreqs); |
937 | eio_set_max_poll_reqs (nreqs); |
764 | |
938 | |
765 | void |
939 | void |
… | |
… | |
767 | PROTOTYPE: $ |
941 | PROTOTYPE: $ |
768 | CODE: |
942 | CODE: |
769 | eio_set_max_poll_time (nseconds); |
943 | eio_set_max_poll_time (nseconds); |
770 | |
944 | |
771 | void |
945 | void |
772 | min_parallel (int nthreads) |
946 | min_parallel (unsigned int nthreads) |
773 | PROTOTYPE: $ |
947 | PROTOTYPE: $ |
774 | CODE: |
948 | CODE: |
775 | eio_set_min_parallel (nthreads); |
949 | eio_set_min_parallel (nthreads); |
776 | |
950 | |
777 | void |
951 | void |
778 | max_parallel (int nthreads) |
952 | max_parallel (unsigned int nthreads) |
779 | PROTOTYPE: $ |
953 | PROTOTYPE: $ |
780 | CODE: |
954 | CODE: |
781 | eio_set_max_parallel (nthreads); |
955 | eio_set_max_parallel (nthreads); |
782 | |
956 | |
783 | void |
957 | void |
784 | max_idle (int nthreads) |
958 | max_idle (unsigned int nthreads) |
785 | PROTOTYPE: $ |
959 | PROTOTYPE: $ |
786 | CODE: |
960 | CODE: |
787 | eio_set_max_idle (nthreads); |
961 | eio_set_max_idle (nthreads); |
788 | |
962 | |
789 | void |
963 | void |
|
|
964 | idle_timeout (unsigned int seconds) |
|
|
965 | PROTOTYPE: $ |
|
|
966 | CODE: |
|
|
967 | eio_set_idle_timeout (seconds); |
|
|
968 | |
|
|
969 | void |
790 | max_outstanding (int maxreqs) |
970 | max_outstanding (unsigned int maxreqs) |
791 | PROTOTYPE: $ |
971 | PROTOTYPE: $ |
792 | CODE: |
972 | CODE: |
793 | max_outstanding = maxreqs; |
973 | max_outstanding = maxreqs; |
794 | |
974 | |
795 | void |
975 | void |
796 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
976 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
797 | PROTOTYPE: $$$;$ |
|
|
798 | PPCODE: |
977 | PPCODE: |
799 | { |
978 | { |
800 | dREQ; |
979 | dREQ; |
801 | |
980 | |
802 | req->type = EIO_OPEN; |
981 | req->type = EIO_OPEN; |
… | |
… | |
808 | REQ_SEND; |
987 | REQ_SEND; |
809 | } |
988 | } |
810 | |
989 | |
811 | void |
990 | void |
812 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
991 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
813 | PROTOTYPE: $;$ |
|
|
814 | ALIAS: |
992 | ALIAS: |
815 | aio_fsync = EIO_FSYNC |
993 | aio_fsync = EIO_FSYNC |
816 | aio_fdatasync = EIO_FDATASYNC |
994 | aio_fdatasync = EIO_FDATASYNC |
817 | PPCODE: |
995 | PPCODE: |
818 | { |
996 | { |
… | |
… | |
826 | REQ_SEND (req); |
1004 | REQ_SEND (req); |
827 | } |
1005 | } |
828 | |
1006 | |
829 | void |
1007 | void |
830 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1008 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
831 | PROTOTYPE: $$$$;$ |
|
|
832 | PPCODE: |
1009 | PPCODE: |
833 | { |
1010 | { |
834 | int fd = s_fileno_croak (fh, 0); |
1011 | int fd = s_fileno_croak (fh, 0); |
835 | dREQ; |
1012 | dREQ; |
836 | |
1013 | |
… | |
… | |
844 | REQ_SEND (req); |
1021 | REQ_SEND (req); |
845 | } |
1022 | } |
846 | |
1023 | |
847 | void |
1024 | void |
848 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1025 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
849 | PROTOTYPE: $;$ |
|
|
850 | PPCODE: |
1026 | PPCODE: |
851 | { |
1027 | { |
852 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1028 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
853 | int fd = s_fileno_croak (fh, 0); |
1029 | int fd = s_fileno_croak (fh, 0); |
854 | dREQ; |
1030 | dREQ; |
… | |
… | |
876 | void |
1052 | void |
877 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1053 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
878 | ALIAS: |
1054 | ALIAS: |
879 | aio_read = EIO_READ |
1055 | aio_read = EIO_READ |
880 | aio_write = EIO_WRITE |
1056 | aio_write = EIO_WRITE |
881 | PROTOTYPE: $$$$$;$ |
|
|
882 | PPCODE: |
1057 | PPCODE: |
883 | { |
1058 | { |
884 | STRLEN svlen; |
1059 | STRLEN svlen; |
885 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
1060 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
886 | char *svptr = SvPVbyte (data, svlen); |
1061 | char *svptr = SvPVbyte (data, svlen); |
… | |
… | |
927 | } |
1102 | } |
928 | } |
1103 | } |
929 | |
1104 | |
930 | void |
1105 | void |
931 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1106 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
932 | PROTOTYPE: $$;$ |
1107 | ALIAS: |
|
|
1108 | aio_readlink = EIO_READLINK |
|
|
1109 | aio_realpath = EIO_REALPATH |
933 | PPCODE: |
1110 | PPCODE: |
934 | { |
1111 | { |
935 | SV *data; |
1112 | SV *data; |
936 | dREQ; |
1113 | dREQ; |
937 | |
1114 | |
938 | req->type = EIO_READLINK; |
1115 | req->type = ix; |
939 | req->sv1 = newSVsv (path); |
1116 | req->sv1 = newSVsv (path); |
940 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1117 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
941 | |
1118 | |
942 | REQ_SEND; |
1119 | REQ_SEND; |
943 | } |
1120 | } |
944 | |
1121 | |
945 | void |
1122 | void |
946 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1123 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
947 | PROTOTYPE: $$$$;$ |
|
|
948 | PPCODE: |
1124 | PPCODE: |
949 | { |
1125 | { |
950 | int ifd = s_fileno_croak (in_fh , 0); |
1126 | int ifd = s_fileno_croak (in_fh , 0); |
951 | int ofd = s_fileno_croak (out_fh, 1); |
1127 | int ofd = s_fileno_croak (out_fh, 1); |
952 | dREQ; |
1128 | dREQ; |
… | |
… | |
962 | REQ_SEND; |
1138 | REQ_SEND; |
963 | } |
1139 | } |
964 | |
1140 | |
965 | void |
1141 | void |
966 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1142 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
967 | PROTOTYPE: $$$;$ |
|
|
968 | PPCODE: |
1143 | PPCODE: |
969 | { |
1144 | { |
970 | int fd = s_fileno_croak (fh, 0); |
1145 | int fd = s_fileno_croak (fh, 0); |
971 | dREQ; |
1146 | dREQ; |
972 | |
1147 | |
… | |
… | |
1003 | } |
1178 | } |
1004 | |
1179 | |
1005 | REQ_SEND; |
1180 | REQ_SEND; |
1006 | } |
1181 | } |
1007 | |
1182 | |
|
|
1183 | UV |
|
|
1184 | major (UV dev) |
|
|
1185 | ALIAS: |
|
|
1186 | minor = 1 |
|
|
1187 | CODE: |
|
|
1188 | RETVAL = ix ? major (dev) : minor (dev); |
|
|
1189 | OUTPUT: |
|
|
1190 | RETVAL |
|
|
1191 | |
|
|
1192 | UV |
|
|
1193 | makedev (UV maj, UV min) |
|
|
1194 | CODE: |
|
|
1195 | RETVAL = makedev (maj, min); |
|
|
1196 | OUTPUT: |
|
|
1197 | RETVAL |
|
|
1198 | |
1008 | void |
1199 | void |
1009 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1200 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1010 | PPCODE: |
1201 | PPCODE: |
1011 | { |
1202 | { |
1012 | dREQ; |
1203 | dREQ; |
… | |
… | |
1173 | void |
1364 | void |
1174 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1365 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1175 | ALIAS: |
1366 | ALIAS: |
1176 | aio_mtouch = EIO_MTOUCH |
1367 | aio_mtouch = EIO_MTOUCH |
1177 | aio_msync = EIO_MSYNC |
1368 | aio_msync = EIO_MSYNC |
1178 | PROTOTYPE: $$$$;$ |
|
|
1179 | PPCODE: |
1369 | PPCODE: |
1180 | { |
1370 | { |
1181 | STRLEN svlen; |
1371 | STRLEN svlen; |
|
|
1372 | char *svptr = SvPVbyte (data, svlen); |
1182 | UV len = SvUV (length); |
1373 | UV len = SvUV (length); |
1183 | char *svptr = SvPVbyte (data, svlen); |
|
|
1184 | |
1374 | |
1185 | if (offset < 0) |
1375 | if (offset < 0) |
1186 | offset += svlen; |
1376 | offset += svlen; |
1187 | |
1377 | |
1188 | if (offset < 0 || offset > svlen) |
1378 | if (offset < 0 || offset > svlen) |
… | |
… | |
1193 | |
1383 | |
1194 | { |
1384 | { |
1195 | dREQ; |
1385 | dREQ; |
1196 | |
1386 | |
1197 | req->type = ix; |
1387 | req->type = ix; |
1198 | req->size = len; |
|
|
1199 | req->sv2 = SvREFCNT_inc (data); |
1388 | req->sv2 = SvREFCNT_inc (data); |
1200 | req->ptr2 = (char *)svptr + offset; |
1389 | req->ptr2 = (char *)svptr + offset; |
|
|
1390 | req->size = len; |
1201 | req->int1 = flags; |
1391 | req->int1 = flags; |
1202 | |
1392 | |
1203 | REQ_SEND; |
1393 | REQ_SEND; |
1204 | } |
1394 | } |
1205 | } |
1395 | } |
1206 | |
1396 | |
1207 | void |
1397 | void |
|
|
1398 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
|
|
1399 | PPCODE: |
|
|
1400 | { |
|
|
1401 | STRLEN svlen; |
|
|
1402 | char *svptr = SvPVbyte (data, svlen); |
|
|
1403 | UV len = SvUV (length); |
|
|
1404 | |
|
|
1405 | if (offset < 0) |
|
|
1406 | offset += svlen; |
|
|
1407 | |
|
|
1408 | if (offset < 0 || offset > svlen) |
|
|
1409 | croak ("offset outside of scalar"); |
|
|
1410 | |
|
|
1411 | if (!SvOK (length) || len + offset > svlen) |
|
|
1412 | len = svlen - offset; |
|
|
1413 | |
|
|
1414 | { |
|
|
1415 | dREQ; |
|
|
1416 | |
|
|
1417 | req->type = EIO_MLOCK; |
|
|
1418 | req->sv2 = SvREFCNT_inc (data); |
|
|
1419 | req->ptr2 = (char *)svptr + offset; |
|
|
1420 | req->size = len; |
|
|
1421 | |
|
|
1422 | REQ_SEND; |
|
|
1423 | } |
|
|
1424 | } |
|
|
1425 | |
|
|
1426 | void |
|
|
1427 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
|
|
1428 | PPCODE: |
|
|
1429 | { |
|
|
1430 | dREQ; |
|
|
1431 | |
|
|
1432 | req->type = EIO_MLOCKALL; |
|
|
1433 | req->int1 = flags; |
|
|
1434 | |
|
|
1435 | REQ_SEND; |
|
|
1436 | } |
|
|
1437 | |
|
|
1438 | void |
1208 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1439 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1209 | PPCODE: |
1440 | PPCODE: |
1210 | { |
1441 | { |
1211 | dREQ; |
1442 | dREQ; |
1212 | |
1443 | |
… | |
… | |
1216 | REQ_SEND; |
1447 | REQ_SEND; |
1217 | } |
1448 | } |
1218 | |
1449 | |
1219 | void |
1450 | void |
1220 | aio_group (SV *callback=&PL_sv_undef) |
1451 | aio_group (SV *callback=&PL_sv_undef) |
1221 | PROTOTYPE: ;$ |
|
|
1222 | PPCODE: |
1452 | PPCODE: |
1223 | { |
1453 | { |
1224 | dREQ; |
1454 | dREQ; |
1225 | |
1455 | |
1226 | req->type = EIO_GROUP; |
1456 | req->type = EIO_GROUP; |
… | |
… | |
1243 | REQ_SEND; |
1473 | REQ_SEND; |
1244 | } |
1474 | } |
1245 | |
1475 | |
1246 | int |
1476 | int |
1247 | aioreq_pri (int pri = 0) |
1477 | aioreq_pri (int pri = 0) |
1248 | PROTOTYPE: ;$ |
|
|
1249 | CODE: |
1478 | CODE: |
1250 | RETVAL = next_pri; |
1479 | RETVAL = next_pri; |
1251 | if (items > 0) |
1480 | if (items > 0) |
1252 | { |
1481 | { |
1253 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1482 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1265 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1494 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1266 | next_pri = nice; |
1495 | next_pri = nice; |
1267 | |
1496 | |
1268 | void |
1497 | void |
1269 | flush () |
1498 | flush () |
1270 | PROTOTYPE: |
|
|
1271 | CODE: |
1499 | CODE: |
1272 | while (eio_nreqs ()) |
1500 | while (eio_nreqs ()) |
1273 | { |
1501 | { |
1274 | poll_wait (); |
1502 | poll_wait (); |
1275 | poll_cb (); |
1503 | poll_cb (); |
1276 | } |
1504 | } |
1277 | |
1505 | |
1278 | int |
1506 | int |
1279 | poll() |
1507 | poll () |
1280 | PROTOTYPE: |
|
|
1281 | CODE: |
1508 | CODE: |
1282 | poll_wait (); |
1509 | poll_wait (); |
1283 | RETVAL = poll_cb (); |
1510 | RETVAL = poll_cb (); |
1284 | OUTPUT: |
1511 | OUTPUT: |
1285 | RETVAL |
1512 | RETVAL |
1286 | |
1513 | |
1287 | int |
1514 | int |
1288 | poll_fileno() |
1515 | poll_fileno () |
1289 | PROTOTYPE: |
|
|
1290 | CODE: |
1516 | CODE: |
1291 | RETVAL = s_epipe_fd (&respipe); |
1517 | RETVAL = s_epipe_fd (&respipe); |
1292 | OUTPUT: |
1518 | OUTPUT: |
1293 | RETVAL |
1519 | RETVAL |
1294 | |
1520 | |
1295 | int |
1521 | int |
1296 | poll_cb(...) |
1522 | poll_cb (...) |
1297 | PROTOTYPE: |
1523 | PROTOTYPE: |
1298 | CODE: |
1524 | CODE: |
1299 | RETVAL = poll_cb (); |
1525 | RETVAL = poll_cb (); |
1300 | OUTPUT: |
1526 | OUTPUT: |
1301 | RETVAL |
1527 | RETVAL |
1302 | |
1528 | |
1303 | void |
1529 | void |
1304 | poll_wait() |
1530 | poll_wait () |
1305 | PROTOTYPE: |
|
|
1306 | CODE: |
1531 | CODE: |
1307 | poll_wait (); |
1532 | poll_wait (); |
1308 | |
1533 | |
1309 | int |
1534 | int |
1310 | nreqs() |
1535 | nreqs () |
1311 | PROTOTYPE: |
|
|
1312 | CODE: |
1536 | CODE: |
1313 | RETVAL = eio_nreqs (); |
1537 | RETVAL = eio_nreqs (); |
1314 | OUTPUT: |
1538 | OUTPUT: |
1315 | RETVAL |
1539 | RETVAL |
1316 | |
1540 | |
1317 | int |
1541 | int |
1318 | nready() |
1542 | nready () |
1319 | PROTOTYPE: |
|
|
1320 | CODE: |
1543 | CODE: |
1321 | RETVAL = eio_nready (); |
1544 | RETVAL = eio_nready (); |
1322 | OUTPUT: |
1545 | OUTPUT: |
1323 | RETVAL |
1546 | RETVAL |
1324 | |
1547 | |
1325 | int |
1548 | int |
1326 | npending() |
1549 | npending () |
1327 | PROTOTYPE: |
|
|
1328 | CODE: |
1550 | CODE: |
1329 | RETVAL = eio_npending (); |
1551 | RETVAL = eio_npending (); |
1330 | OUTPUT: |
1552 | OUTPUT: |
1331 | RETVAL |
1553 | RETVAL |
1332 | |
1554 | |
1333 | int |
1555 | int |
1334 | nthreads() |
1556 | nthreads () |
1335 | PROTOTYPE: |
|
|
1336 | CODE: |
1557 | CODE: |
1337 | RETVAL = eio_nthreads (); |
1558 | RETVAL = eio_nthreads (); |
1338 | OUTPUT: |
1559 | OUTPUT: |
1339 | RETVAL |
1560 | RETVAL |
1340 | |
1561 | |
1341 | int |
1562 | int |
1342 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1563 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1343 | PROTOTYPE: $$$$ |
|
|
1344 | CODE: |
1564 | CODE: |
1345 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1346 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1565 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1347 | #else |
|
|
1348 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
|
|
1349 | #endif |
|
|
1350 | OUTPUT: |
1566 | OUTPUT: |
1351 | RETVAL |
1567 | RETVAL |
1352 | |
1568 | |
1353 | ssize_t |
1569 | ssize_t |
1354 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1570 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1355 | PROTOTYPE: $$$$ |
|
|
1356 | CODE: |
1571 | CODE: |
1357 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1572 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1358 | OUTPUT: |
1573 | OUTPUT: |
1359 | RETVAL |
1574 | RETVAL |
1360 | |
1575 | |
1361 | void |
1576 | void |
1362 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1577 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1363 | PROTOTYPE: $$$$$;$ |
|
|
1364 | PPCODE: |
1578 | PPCODE: |
1365 | sv_unmagic (scalar, MMAP_MAGIC); |
1579 | sv_unmagic (scalar, MMAP_MAGIC); |
1366 | { |
1580 | { |
1367 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1581 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1368 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1582 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1369 | if (addr == (void *)-1) |
1583 | if (addr == (void *)-1) |
1370 | XSRETURN_NO; |
1584 | XSRETURN_NO; |
1371 | |
1585 | |
|
|
1586 | sv_force_normal (scalar); |
|
|
1587 | |
1372 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
1588 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
1373 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
1589 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
1374 | ->mg_obj = (SV *)length; |
1590 | ->mg_obj = (SV *)length; |
1375 | |
1591 | |
1376 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
1592 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1593 | |
1377 | if (!(prot & PROT_WRITE)) |
1594 | if (!(prot & PROT_WRITE)) |
1378 | SvREADONLY_on (scalar); |
1595 | SvREADONLY_on (scalar); |
|
|
1596 | |
|
|
1597 | if (SvLEN (scalar)) |
|
|
1598 | Safefree (SvPVX (scalar)); |
1379 | |
1599 | |
1380 | SvPVX (scalar) = (char *)addr; |
1600 | SvPVX (scalar) = (char *)addr; |
1381 | SvCUR_set (scalar, length); |
1601 | SvCUR_set (scalar, length); |
1382 | SvLEN_set (scalar, 0); |
1602 | SvLEN_set (scalar, 0); |
1383 | SvPOK_only (scalar); |
1603 | SvPOK_only (scalar); |
… | |
… | |
1385 | XSRETURN_YES; |
1605 | XSRETURN_YES; |
1386 | } |
1606 | } |
1387 | |
1607 | |
1388 | void |
1608 | void |
1389 | munmap (SV *scalar) |
1609 | munmap (SV *scalar) |
1390 | PROTOTYPE: $ |
|
|
1391 | CODE: |
1610 | CODE: |
1392 | sv_unmagic (scalar, MMAP_MAGIC); |
1611 | sv_unmagic (scalar, MMAP_MAGIC); |
1393 | |
1612 | |
1394 | int |
1613 | int |
1395 | mlockall (int flags) |
1614 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1396 | PROTOTYPE: $ |
1615 | ALIAS: |
|
|
1616 | mprotect = 1 |
1397 | CODE: |
1617 | CODE: |
|
|
1618 | { |
|
|
1619 | STRLEN svlen; |
|
|
1620 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1621 | size_t len = SvUV (length); |
|
|
1622 | |
|
|
1623 | if (offset < 0) |
|
|
1624 | offset += svlen; |
|
|
1625 | |
|
|
1626 | if (offset < 0 || offset > svlen) |
|
|
1627 | croak ("offset outside of scalar"); |
|
|
1628 | |
|
|
1629 | if (!SvOK (length) || len + offset > svlen) |
|
|
1630 | len = svlen - offset; |
|
|
1631 | |
|
|
1632 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1633 | eio_page_align (&addr, &len); |
|
|
1634 | |
|
|
1635 | switch (ix) |
|
|
1636 | { |
|
|
1637 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
1638 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
1639 | } |
|
|
1640 | } |
|
|
1641 | OUTPUT: |
|
|
1642 | RETVAL |
|
|
1643 | |
|
|
1644 | int |
|
|
1645 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
|
|
1646 | CODE: |
|
|
1647 | { |
|
|
1648 | STRLEN svlen; |
|
|
1649 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1650 | size_t len = SvUV (length); |
|
|
1651 | |
|
|
1652 | if (offset < 0) |
|
|
1653 | offset += svlen; |
|
|
1654 | |
|
|
1655 | if (offset < 0 || offset > svlen) |
|
|
1656 | croak ("offset outside of scalar"); |
|
|
1657 | |
|
|
1658 | if (!SvOK (length) || len + offset > svlen) |
|
|
1659 | len = svlen - offset; |
|
|
1660 | |
|
|
1661 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1662 | eio_page_align (&addr, &len); |
1398 | #if _POSIX_MEMLOCK |
1663 | #if _POSIX_MEMLOCK_RANGE |
1399 | #if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 |
1664 | RETVAL = munlock (addr, len); |
1400 | extern int mallopt (int, int); |
|
|
1401 | mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */ |
|
|
1402 | #endif |
|
|
1403 | mlockall (flags); |
|
|
1404 | #else |
1665 | #else |
1405 | RETVAL = -1; |
1666 | RETVAL = ((errno = ENOSYS), -1); |
1406 | errno = ENOSYS; |
|
|
1407 | #endif |
1667 | #endif |
|
|
1668 | } |
1408 | OUTPUT: |
1669 | OUTPUT: |
1409 | RETVAL |
1670 | RETVAL |
1410 | |
1671 | |
1411 | int |
1672 | int |
1412 | munlockall () |
1673 | munlockall () |
1413 | PROTOTYPE: |
|
|
1414 | CODE: |
1674 | CODE: |
1415 | #if _POSIX_MEMLOCK |
1675 | #if _POSIX_MEMLOCK |
1416 | munlockall (); |
1676 | munlockall (); |
1417 | #else |
1677 | #else |
1418 | RETVAL = -1; |
1678 | RETVAL = -1; |