| … | |
… | |
| 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; |
| 316 | static SV *sv_result_cache; /* caches the result integer SV */ |
426 | static SV *sv_result_cache; /* caches the result integer SV */ |
| 317 | SV *sv_result; |
427 | SV *sv_result; |
| 318 | |
428 | |
| 319 | ENTER; |
429 | ENTER; |
| 320 | SAVETMPS; |
430 | SAVETMPS; |
| … | |
… | |
| 324 | /* do not recreate the result IV from scratch each time */ |
434 | /* do not recreate the result IV from scratch each time */ |
| 325 | if (expect_true (sv_result_cache)) |
435 | if (expect_true (sv_result_cache)) |
| 326 | { |
436 | { |
| 327 | sv_result = sv_result_cache; sv_result_cache = 0; |
437 | sv_result = sv_result_cache; sv_result_cache = 0; |
| 328 | SvIV_set (sv_result, req->result); |
438 | SvIV_set (sv_result, req->result); |
|
|
439 | SvIOK_only (sv_result); |
| 329 | } |
440 | } |
| 330 | else |
441 | else |
| 331 | { |
442 | { |
| 332 | sv_result = newSViv (req->result); |
443 | sv_result = newSViv (req->result); |
| 333 | SvREADONLY_on (sv_result); |
444 | SvREADONLY_on (sv_result); |
| … | |
… | |
| 474 | case EIO_NOP: |
585 | case EIO_NOP: |
| 475 | case EIO_BUSY: |
586 | case EIO_BUSY: |
| 476 | break; |
587 | break; |
| 477 | |
588 | |
| 478 | case EIO_READLINK: |
589 | case EIO_READLINK: |
|
|
590 | case EIO_REALPATH: |
| 479 | if (req->result > 0) |
591 | if (req->result > 0) |
| 480 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
592 | PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); |
| 481 | break; |
593 | break; |
| 482 | |
594 | |
| 483 | case EIO_STAT: |
595 | case EIO_STAT: |
| … | |
… | |
| 497 | SvSETMAGIC (req->sv2); |
609 | SvSETMAGIC (req->sv2); |
| 498 | PUSHs (sv_result); |
610 | PUSHs (sv_result); |
| 499 | } |
611 | } |
| 500 | break; |
612 | break; |
| 501 | |
613 | |
| 502 | case EIO_DUP2: |
614 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
| 503 | if (req->result > 0) |
615 | if (req->result > 0) |
| 504 | SvIV_set (sv_result, 0); |
616 | SvIV_set (sv_result, 0); |
| 505 | /* FALLTHROUGH */ |
617 | /* FALLTHROUGH */ |
| 506 | |
618 | |
| 507 | default: |
619 | default: |
| … | |
… | |
| 609 | #if !_POSIX_MAPPED_FILES |
721 | #if !_POSIX_MAPPED_FILES |
| 610 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
722 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
| 611 | # define munmap(addr,length) (errno = ENOSYS, -1) |
723 | # define munmap(addr,length) (errno = ENOSYS, -1) |
| 612 | #endif |
724 | #endif |
| 613 | |
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 | |
| 614 | #define MMAP_MAGIC PERL_MAGIC_ext |
735 | #define MMAP_MAGIC PERL_MAGIC_ext |
| 615 | |
736 | |
| 616 | static int |
737 | static int |
| 617 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
738 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
| 618 | { |
739 | { |
| … | |
… | |
| 621 | errno = old_errno; |
742 | errno = old_errno; |
| 622 | |
743 | |
| 623 | mg->mg_obj = 0; /* just in case */ |
744 | mg->mg_obj = 0; /* just in case */ |
| 624 | |
745 | |
| 625 | 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 | |
| 626 | SvCUR_set (sv, 0); |
751 | SvCUR_set (sv, 0); |
| 627 | SvLEN_set (sv, 0); |
|
|
| 628 | SvPVX (sv) = 0; |
752 | SvPVX (sv) = 0; |
| 629 | SvOK_off (sv); |
753 | SvOK_off (sv); |
| 630 | |
754 | |
| 631 | return 0; |
755 | return 0; |
| 632 | } |
756 | } |
| … | |
… | |
| 687 | const_iv (O_RDWR) |
811 | const_iv (O_RDWR) |
| 688 | const_iv (O_CREAT) |
812 | const_iv (O_CREAT) |
| 689 | const_iv (O_TRUNC) |
813 | const_iv (O_TRUNC) |
| 690 | const_iv (O_EXCL) |
814 | const_iv (O_EXCL) |
| 691 | const_iv (O_APPEND) |
815 | const_iv (O_APPEND) |
| 692 | #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 | |
| 693 | const_iv (S_IFIFO) |
833 | const_iv (S_IFIFO) |
| 694 | #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 | |
| 695 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
843 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
| 696 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
844 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
| 697 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
845 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
| 698 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
846 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
| 699 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
847 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
| 700 | 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) |
| 701 | |
855 | |
| 702 | const_iv (ST_RDONLY) |
856 | const_iv (ST_RDONLY) |
| 703 | const_iv (ST_NOSUID) |
857 | const_iv (ST_NOSUID) |
| 704 | const_iv (ST_NODEV) |
858 | const_iv (ST_NODEV) |
| 705 | const_iv (ST_NOEXEC) |
859 | const_iv (ST_NOEXEC) |
| … | |
… | |
| 710 | const_iv (ST_IMMUTABLE) |
864 | const_iv (ST_IMMUTABLE) |
| 711 | const_iv (ST_NOATIME) |
865 | const_iv (ST_NOATIME) |
| 712 | const_iv (ST_NODIRATIME) |
866 | const_iv (ST_NODIRATIME) |
| 713 | const_iv (ST_RELATIME) |
867 | const_iv (ST_RELATIME) |
| 714 | |
868 | |
|
|
869 | const_iv (PROT_NONE) |
| 715 | const_iv (PROT_EXEC) |
870 | const_iv (PROT_EXEC) |
| 716 | const_iv (PROT_NONE) |
|
|
| 717 | const_iv (PROT_READ) |
871 | const_iv (PROT_READ) |
| 718 | const_iv (PROT_WRITE) |
872 | const_iv (PROT_WRITE) |
| 719 | |
873 | |
| 720 | /*const_iv (MAP_FIXED)*/ |
874 | /*const_iv (MAP_FIXED)*/ |
| 721 | const_iv (MAP_PRIVATE) |
875 | const_iv (MAP_PRIVATE) |
| … | |
… | |
| 727 | const_iv (MAP_LOCKED) |
881 | const_iv (MAP_LOCKED) |
| 728 | const_iv (MAP_NORESERVE) |
882 | const_iv (MAP_NORESERVE) |
| 729 | const_iv (MAP_POPULATE) |
883 | const_iv (MAP_POPULATE) |
| 730 | const_iv (MAP_NONBLOCK) |
884 | const_iv (MAP_NONBLOCK) |
| 731 | |
885 | |
| 732 | const_iv (MCL_FUTURE) |
886 | const_eio (MCL_FUTURE) |
| 733 | const_iv (MCL_CURRENT) |
887 | const_eio (MCL_CURRENT) |
| 734 | |
888 | |
| 735 | const_eio (MS_ASYNC) |
889 | const_eio (MS_ASYNC) |
| 736 | const_eio (MS_INVALIDATE) |
890 | const_eio (MS_INVALIDATE) |
| 737 | const_eio (MS_SYNC) |
891 | const_eio (MS_SYNC) |
| 738 | |
892 | |
| … | |
… | |
| 775 | /* atfork child called in fifo order, so before eio's handler */ |
929 | /* atfork child called in fifo order, so before eio's handler */ |
| 776 | X_THREAD_ATFORK (0, 0, atfork_child); |
930 | X_THREAD_ATFORK (0, 0, atfork_child); |
| 777 | } |
931 | } |
| 778 | |
932 | |
| 779 | void |
933 | void |
| 780 | max_poll_reqs (int nreqs) |
934 | max_poll_reqs (unsigned int nreqs) |
| 781 | PROTOTYPE: $ |
935 | PROTOTYPE: $ |
| 782 | CODE: |
936 | CODE: |
| 783 | eio_set_max_poll_reqs (nreqs); |
937 | eio_set_max_poll_reqs (nreqs); |
| 784 | |
938 | |
| 785 | void |
939 | void |
| … | |
… | |
| 787 | PROTOTYPE: $ |
941 | PROTOTYPE: $ |
| 788 | CODE: |
942 | CODE: |
| 789 | eio_set_max_poll_time (nseconds); |
943 | eio_set_max_poll_time (nseconds); |
| 790 | |
944 | |
| 791 | void |
945 | void |
| 792 | min_parallel (int nthreads) |
946 | min_parallel (unsigned int nthreads) |
| 793 | PROTOTYPE: $ |
947 | PROTOTYPE: $ |
| 794 | CODE: |
948 | CODE: |
| 795 | eio_set_min_parallel (nthreads); |
949 | eio_set_min_parallel (nthreads); |
| 796 | |
950 | |
| 797 | void |
951 | void |
| 798 | max_parallel (int nthreads) |
952 | max_parallel (unsigned int nthreads) |
| 799 | PROTOTYPE: $ |
953 | PROTOTYPE: $ |
| 800 | CODE: |
954 | CODE: |
| 801 | eio_set_max_parallel (nthreads); |
955 | eio_set_max_parallel (nthreads); |
| 802 | |
956 | |
| 803 | void |
957 | void |
| 804 | max_idle (int nthreads) |
958 | max_idle (unsigned int nthreads) |
| 805 | PROTOTYPE: $ |
959 | PROTOTYPE: $ |
| 806 | CODE: |
960 | CODE: |
| 807 | eio_set_max_idle (nthreads); |
961 | eio_set_max_idle (nthreads); |
| 808 | |
962 | |
| 809 | void |
963 | void |
|
|
964 | idle_timeout (unsigned int seconds) |
|
|
965 | PROTOTYPE: $ |
|
|
966 | CODE: |
|
|
967 | eio_set_idle_timeout (seconds); |
|
|
968 | |
|
|
969 | void |
| 810 | max_outstanding (int maxreqs) |
970 | max_outstanding (unsigned int maxreqs) |
| 811 | PROTOTYPE: $ |
971 | PROTOTYPE: $ |
| 812 | CODE: |
972 | CODE: |
| 813 | max_outstanding = maxreqs; |
973 | max_outstanding = maxreqs; |
| 814 | |
974 | |
| 815 | void |
975 | void |
| 816 | 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) |
| 817 | PROTOTYPE: $$$;$ |
|
|
| 818 | PPCODE: |
977 | PPCODE: |
| 819 | { |
978 | { |
| 820 | dREQ; |
979 | dREQ; |
| 821 | |
980 | |
| 822 | req->type = EIO_OPEN; |
981 | req->type = EIO_OPEN; |
| … | |
… | |
| 828 | REQ_SEND; |
987 | REQ_SEND; |
| 829 | } |
988 | } |
| 830 | |
989 | |
| 831 | void |
990 | void |
| 832 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
991 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
| 833 | PROTOTYPE: $;$ |
|
|
| 834 | ALIAS: |
992 | ALIAS: |
| 835 | aio_fsync = EIO_FSYNC |
993 | aio_fsync = EIO_FSYNC |
| 836 | aio_fdatasync = EIO_FDATASYNC |
994 | aio_fdatasync = EIO_FDATASYNC |
| 837 | PPCODE: |
995 | PPCODE: |
| 838 | { |
996 | { |
| … | |
… | |
| 846 | REQ_SEND (req); |
1004 | REQ_SEND (req); |
| 847 | } |
1005 | } |
| 848 | |
1006 | |
| 849 | void |
1007 | void |
| 850 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1008 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
| 851 | PROTOTYPE: $$$$;$ |
|
|
| 852 | PPCODE: |
1009 | PPCODE: |
| 853 | { |
1010 | { |
| 854 | int fd = s_fileno_croak (fh, 0); |
1011 | int fd = s_fileno_croak (fh, 0); |
| 855 | dREQ; |
1012 | dREQ; |
| 856 | |
1013 | |
| … | |
… | |
| 864 | REQ_SEND (req); |
1021 | REQ_SEND (req); |
| 865 | } |
1022 | } |
| 866 | |
1023 | |
| 867 | void |
1024 | void |
| 868 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1025 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
| 869 | PROTOTYPE: $;$ |
|
|
| 870 | PPCODE: |
1026 | PPCODE: |
| 871 | { |
1027 | { |
| 872 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
1028 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
| 873 | int fd = s_fileno_croak (fh, 0); |
1029 | int fd = s_fileno_croak (fh, 0); |
| 874 | dREQ; |
1030 | dREQ; |
| … | |
… | |
| 896 | void |
1052 | void |
| 897 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1053 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
| 898 | ALIAS: |
1054 | ALIAS: |
| 899 | aio_read = EIO_READ |
1055 | aio_read = EIO_READ |
| 900 | aio_write = EIO_WRITE |
1056 | aio_write = EIO_WRITE |
| 901 | PROTOTYPE: $$$$$;$ |
|
|
| 902 | PPCODE: |
1057 | PPCODE: |
| 903 | { |
1058 | { |
| 904 | STRLEN svlen; |
1059 | STRLEN svlen; |
| 905 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
1060 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
| 906 | char *svptr = SvPVbyte (data, svlen); |
1061 | char *svptr = SvPVbyte (data, svlen); |
| … | |
… | |
| 947 | } |
1102 | } |
| 948 | } |
1103 | } |
| 949 | |
1104 | |
| 950 | void |
1105 | void |
| 951 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
1106 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
| 952 | PROTOTYPE: $$;$ |
1107 | ALIAS: |
|
|
1108 | aio_readlink = EIO_READLINK |
|
|
1109 | aio_realpath = EIO_REALPATH |
| 953 | PPCODE: |
1110 | PPCODE: |
| 954 | { |
1111 | { |
| 955 | SV *data; |
1112 | SV *data; |
| 956 | dREQ; |
1113 | dREQ; |
| 957 | |
1114 | |
| 958 | req->type = EIO_READLINK; |
1115 | req->type = ix; |
| 959 | req->sv1 = newSVsv (path); |
1116 | req->sv1 = newSVsv (path); |
| 960 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1117 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 961 | |
1118 | |
| 962 | REQ_SEND; |
1119 | REQ_SEND; |
| 963 | } |
1120 | } |
| 964 | |
1121 | |
| 965 | void |
1122 | void |
| 966 | 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) |
| 967 | PROTOTYPE: $$$$;$ |
|
|
| 968 | PPCODE: |
1124 | PPCODE: |
| 969 | { |
1125 | { |
| 970 | int ifd = s_fileno_croak (in_fh , 0); |
1126 | int ifd = s_fileno_croak (in_fh , 0); |
| 971 | int ofd = s_fileno_croak (out_fh, 1); |
1127 | int ofd = s_fileno_croak (out_fh, 1); |
| 972 | dREQ; |
1128 | dREQ; |
| … | |
… | |
| 982 | REQ_SEND; |
1138 | REQ_SEND; |
| 983 | } |
1139 | } |
| 984 | |
1140 | |
| 985 | void |
1141 | void |
| 986 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1142 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
| 987 | PROTOTYPE: $$$;$ |
|
|
| 988 | PPCODE: |
1143 | PPCODE: |
| 989 | { |
1144 | { |
| 990 | int fd = s_fileno_croak (fh, 0); |
1145 | int fd = s_fileno_croak (fh, 0); |
| 991 | dREQ; |
1146 | dREQ; |
| 992 | |
1147 | |
| … | |
… | |
| 1023 | } |
1178 | } |
| 1024 | |
1179 | |
| 1025 | REQ_SEND; |
1180 | REQ_SEND; |
| 1026 | } |
1181 | } |
| 1027 | |
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 | |
| 1028 | void |
1199 | void |
| 1029 | 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) |
| 1030 | PPCODE: |
1201 | PPCODE: |
| 1031 | { |
1202 | { |
| 1032 | dREQ; |
1203 | dREQ; |
| … | |
… | |
| 1193 | void |
1364 | void |
| 1194 | 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) |
| 1195 | ALIAS: |
1366 | ALIAS: |
| 1196 | aio_mtouch = EIO_MTOUCH |
1367 | aio_mtouch = EIO_MTOUCH |
| 1197 | aio_msync = EIO_MSYNC |
1368 | aio_msync = EIO_MSYNC |
| 1198 | PROTOTYPE: $$$$;$ |
|
|
| 1199 | PPCODE: |
1369 | PPCODE: |
| 1200 | { |
1370 | { |
| 1201 | STRLEN svlen; |
1371 | STRLEN svlen; |
|
|
1372 | char *svptr = SvPVbyte (data, svlen); |
| 1202 | UV len = SvUV (length); |
1373 | UV len = SvUV (length); |
| 1203 | char *svptr = SvPVbyte (data, svlen); |
|
|
| 1204 | |
1374 | |
| 1205 | if (offset < 0) |
1375 | if (offset < 0) |
| 1206 | offset += svlen; |
1376 | offset += svlen; |
| 1207 | |
1377 | |
| 1208 | if (offset < 0 || offset > svlen) |
1378 | if (offset < 0 || offset > svlen) |
| … | |
… | |
| 1213 | |
1383 | |
| 1214 | { |
1384 | { |
| 1215 | dREQ; |
1385 | dREQ; |
| 1216 | |
1386 | |
| 1217 | req->type = ix; |
1387 | req->type = ix; |
| 1218 | req->size = len; |
|
|
| 1219 | req->sv2 = SvREFCNT_inc (data); |
1388 | req->sv2 = SvREFCNT_inc (data); |
| 1220 | req->ptr2 = (char *)svptr + offset; |
1389 | req->ptr2 = (char *)svptr + offset; |
|
|
1390 | req->size = len; |
| 1221 | req->int1 = flags; |
1391 | req->int1 = flags; |
| 1222 | |
1392 | |
| 1223 | REQ_SEND; |
1393 | REQ_SEND; |
| 1224 | } |
1394 | } |
| 1225 | } |
1395 | } |
| 1226 | |
1396 | |
| 1227 | 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 |
| 1228 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1439 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
| 1229 | PPCODE: |
1440 | PPCODE: |
| 1230 | { |
1441 | { |
| 1231 | dREQ; |
1442 | dREQ; |
| 1232 | |
1443 | |
| … | |
… | |
| 1236 | REQ_SEND; |
1447 | REQ_SEND; |
| 1237 | } |
1448 | } |
| 1238 | |
1449 | |
| 1239 | void |
1450 | void |
| 1240 | aio_group (SV *callback=&PL_sv_undef) |
1451 | aio_group (SV *callback=&PL_sv_undef) |
| 1241 | PROTOTYPE: ;$ |
|
|
| 1242 | PPCODE: |
1452 | PPCODE: |
| 1243 | { |
1453 | { |
| 1244 | dREQ; |
1454 | dREQ; |
| 1245 | |
1455 | |
| 1246 | req->type = EIO_GROUP; |
1456 | req->type = EIO_GROUP; |
| … | |
… | |
| 1263 | REQ_SEND; |
1473 | REQ_SEND; |
| 1264 | } |
1474 | } |
| 1265 | |
1475 | |
| 1266 | int |
1476 | int |
| 1267 | aioreq_pri (int pri = 0) |
1477 | aioreq_pri (int pri = 0) |
| 1268 | PROTOTYPE: ;$ |
|
|
| 1269 | CODE: |
1478 | CODE: |
| 1270 | RETVAL = next_pri; |
1479 | RETVAL = next_pri; |
| 1271 | if (items > 0) |
1480 | if (items > 0) |
| 1272 | { |
1481 | { |
| 1273 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1482 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
| … | |
… | |
| 1285 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1494 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
| 1286 | next_pri = nice; |
1495 | next_pri = nice; |
| 1287 | |
1496 | |
| 1288 | void |
1497 | void |
| 1289 | flush () |
1498 | flush () |
| 1290 | PROTOTYPE: |
|
|
| 1291 | CODE: |
1499 | CODE: |
| 1292 | while (eio_nreqs ()) |
1500 | while (eio_nreqs ()) |
| 1293 | { |
1501 | { |
| 1294 | poll_wait (); |
1502 | poll_wait (); |
| 1295 | poll_cb (); |
1503 | poll_cb (); |
| 1296 | } |
1504 | } |
| 1297 | |
1505 | |
| 1298 | int |
1506 | int |
| 1299 | poll() |
1507 | poll () |
| 1300 | PROTOTYPE: |
|
|
| 1301 | CODE: |
1508 | CODE: |
| 1302 | poll_wait (); |
1509 | poll_wait (); |
| 1303 | RETVAL = poll_cb (); |
1510 | RETVAL = poll_cb (); |
| 1304 | OUTPUT: |
1511 | OUTPUT: |
| 1305 | RETVAL |
1512 | RETVAL |
| 1306 | |
1513 | |
| 1307 | int |
1514 | int |
| 1308 | poll_fileno() |
1515 | poll_fileno () |
| 1309 | PROTOTYPE: |
|
|
| 1310 | CODE: |
1516 | CODE: |
| 1311 | RETVAL = s_epipe_fd (&respipe); |
1517 | RETVAL = s_epipe_fd (&respipe); |
| 1312 | OUTPUT: |
1518 | OUTPUT: |
| 1313 | RETVAL |
1519 | RETVAL |
| 1314 | |
1520 | |
| 1315 | int |
1521 | int |
| 1316 | poll_cb(...) |
1522 | poll_cb (...) |
| 1317 | PROTOTYPE: |
1523 | PROTOTYPE: |
| 1318 | CODE: |
1524 | CODE: |
| 1319 | RETVAL = poll_cb (); |
1525 | RETVAL = poll_cb (); |
| 1320 | OUTPUT: |
1526 | OUTPUT: |
| 1321 | RETVAL |
1527 | RETVAL |
| 1322 | |
1528 | |
| 1323 | void |
1529 | void |
| 1324 | poll_wait() |
1530 | poll_wait () |
| 1325 | PROTOTYPE: |
|
|
| 1326 | CODE: |
1531 | CODE: |
| 1327 | poll_wait (); |
1532 | poll_wait (); |
| 1328 | |
1533 | |
| 1329 | int |
1534 | int |
| 1330 | nreqs() |
1535 | nreqs () |
| 1331 | PROTOTYPE: |
|
|
| 1332 | CODE: |
1536 | CODE: |
| 1333 | RETVAL = eio_nreqs (); |
1537 | RETVAL = eio_nreqs (); |
| 1334 | OUTPUT: |
1538 | OUTPUT: |
| 1335 | RETVAL |
1539 | RETVAL |
| 1336 | |
1540 | |
| 1337 | int |
1541 | int |
| 1338 | nready() |
1542 | nready () |
| 1339 | PROTOTYPE: |
|
|
| 1340 | CODE: |
1543 | CODE: |
| 1341 | RETVAL = eio_nready (); |
1544 | RETVAL = eio_nready (); |
| 1342 | OUTPUT: |
1545 | OUTPUT: |
| 1343 | RETVAL |
1546 | RETVAL |
| 1344 | |
1547 | |
| 1345 | int |
1548 | int |
| 1346 | npending() |
1549 | npending () |
| 1347 | PROTOTYPE: |
|
|
| 1348 | CODE: |
1550 | CODE: |
| 1349 | RETVAL = eio_npending (); |
1551 | RETVAL = eio_npending (); |
| 1350 | OUTPUT: |
1552 | OUTPUT: |
| 1351 | RETVAL |
1553 | RETVAL |
| 1352 | |
1554 | |
| 1353 | int |
1555 | int |
| 1354 | nthreads() |
1556 | nthreads () |
| 1355 | PROTOTYPE: |
|
|
| 1356 | CODE: |
1557 | CODE: |
| 1357 | RETVAL = eio_nthreads (); |
1558 | RETVAL = eio_nthreads (); |
| 1358 | OUTPUT: |
1559 | OUTPUT: |
| 1359 | RETVAL |
1560 | RETVAL |
| 1360 | |
1561 | |
| 1361 | int |
1562 | int |
| 1362 | 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) |
| 1363 | PROTOTYPE: $$$$ |
|
|
| 1364 | CODE: |
1564 | CODE: |
| 1365 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
| 1366 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1565 | RETVAL = posix_fadvise (fh, offset, length, advice); |
| 1367 | #else |
|
|
| 1368 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
|
|
| 1369 | #endif |
|
|
| 1370 | OUTPUT: |
1566 | OUTPUT: |
| 1371 | RETVAL |
1567 | RETVAL |
| 1372 | |
1568 | |
| 1373 | ssize_t |
1569 | ssize_t |
| 1374 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1570 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
| 1375 | PROTOTYPE: $$$$ |
|
|
| 1376 | CODE: |
1571 | CODE: |
| 1377 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1572 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
| 1378 | OUTPUT: |
1573 | OUTPUT: |
| 1379 | RETVAL |
1574 | RETVAL |
| 1380 | |
1575 | |
| 1381 | void |
1576 | void |
| 1382 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1577 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
| 1383 | PROTOTYPE: $$$$$;$ |
|
|
| 1384 | PPCODE: |
1578 | PPCODE: |
| 1385 | sv_unmagic (scalar, MMAP_MAGIC); |
1579 | sv_unmagic (scalar, MMAP_MAGIC); |
| 1386 | { |
1580 | { |
| 1387 | 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; |
| 1388 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1582 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
| 1389 | if (addr == (void *)-1) |
1583 | if (addr == (void *)-1) |
| 1390 | XSRETURN_NO; |
1584 | XSRETURN_NO; |
| 1391 | |
1585 | |
|
|
1586 | sv_force_normal (scalar); |
|
|
1587 | |
| 1392 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
1588 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
| 1393 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
1589 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
| 1394 | ->mg_obj = (SV *)length; |
1590 | ->mg_obj = (SV *)length; |
| 1395 | |
1591 | |
| 1396 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
1592 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1593 | |
| 1397 | if (!(prot & PROT_WRITE)) |
1594 | if (!(prot & PROT_WRITE)) |
| 1398 | SvREADONLY_on (scalar); |
1595 | SvREADONLY_on (scalar); |
|
|
1596 | |
|
|
1597 | if (SvLEN (scalar)) |
|
|
1598 | Safefree (SvPVX (scalar)); |
| 1399 | |
1599 | |
| 1400 | SvPVX (scalar) = (char *)addr; |
1600 | SvPVX (scalar) = (char *)addr; |
| 1401 | SvCUR_set (scalar, length); |
1601 | SvCUR_set (scalar, length); |
| 1402 | SvLEN_set (scalar, 0); |
1602 | SvLEN_set (scalar, 0); |
| 1403 | SvPOK_only (scalar); |
1603 | SvPOK_only (scalar); |
| … | |
… | |
| 1405 | XSRETURN_YES; |
1605 | XSRETURN_YES; |
| 1406 | } |
1606 | } |
| 1407 | |
1607 | |
| 1408 | void |
1608 | void |
| 1409 | munmap (SV *scalar) |
1609 | munmap (SV *scalar) |
| 1410 | PROTOTYPE: $ |
|
|
| 1411 | CODE: |
1610 | CODE: |
| 1412 | sv_unmagic (scalar, MMAP_MAGIC); |
1611 | sv_unmagic (scalar, MMAP_MAGIC); |
| 1413 | |
1612 | |
| 1414 | int |
1613 | int |
| 1415 | mlockall (int flags) |
1614 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
| 1416 | PROTOTYPE: $ |
1615 | ALIAS: |
|
|
1616 | mprotect = 1 |
| 1417 | 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); |
| 1418 | #if _POSIX_MEMLOCK |
1663 | #if _POSIX_MEMLOCK_RANGE |
| 1419 | #if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 |
1664 | RETVAL = munlock (addr, len); |
| 1420 | extern int mallopt (int, int); |
|
|
| 1421 | mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */ |
|
|
| 1422 | #endif |
|
|
| 1423 | mlockall (flags); |
|
|
| 1424 | #else |
1665 | #else |
| 1425 | RETVAL = -1; |
1666 | RETVAL = ((errno = ENOSYS), -1); |
| 1426 | errno = ENOSYS; |
|
|
| 1427 | #endif |
1667 | #endif |
|
|
1668 | } |
| 1428 | OUTPUT: |
1669 | OUTPUT: |
| 1429 | RETVAL |
1670 | RETVAL |
| 1430 | |
1671 | |
| 1431 | int |
1672 | int |
| 1432 | munlockall () |
1673 | munlockall () |
| 1433 | PROTOTYPE: |
|
|
| 1434 | CODE: |
1674 | CODE: |
| 1435 | #if _POSIX_MEMLOCK |
1675 | #if _POSIX_MEMLOCK |
| 1436 | munlockall (); |
1676 | munlockall (); |
| 1437 | #else |
1677 | #else |
| 1438 | RETVAL = -1; |
1678 | RETVAL = -1; |
