… | |
… | |
140 | #endif |
140 | #endif |
141 | #ifndef POSIX_FADV_DONTNEED |
141 | #ifndef POSIX_FADV_DONTNEED |
142 | # define POSIX_FADV_DONTNEED 0 |
142 | # define POSIX_FADV_DONTNEED 0 |
143 | #endif |
143 | #endif |
144 | |
144 | |
|
|
145 | #if _XOPEN_SOURCE < 600 || NO_FADVISE |
|
|
146 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
|
|
147 | #endif |
|
|
148 | |
|
|
149 | #ifndef POSIX_MADV_NORMAL |
|
|
150 | # define POSIX_MADV_NORMAL 0 |
|
|
151 | # define NO_MADVISE 1 |
|
|
152 | #endif |
|
|
153 | #ifndef POSIX_MADV_SEQUENTIAL |
|
|
154 | # define POSIX_MADV_SEQUENTIAL 0 |
|
|
155 | #endif |
|
|
156 | #ifndef POSIX_MADV_RANDOM |
|
|
157 | # define POSIX_MADV_RANDOM 0 |
|
|
158 | #endif |
|
|
159 | #ifndef POSIX_MADV_WILLNEED |
|
|
160 | # define POSIX_MADV_WILLNEED 0 |
|
|
161 | #endif |
|
|
162 | #ifndef POSIX_MADV_DONTNEED |
|
|
163 | # define POSIX_MADV_DONTNEED 0 |
|
|
164 | #endif |
|
|
165 | |
|
|
166 | #if _XOPEN_SOURCE < 600 || NO_MADVISE |
|
|
167 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
|
|
168 | #endif |
|
|
169 | |
|
|
170 | #ifndef PROT_NONE |
|
|
171 | # define PROT_NONE 0 |
|
|
172 | #endif |
|
|
173 | #ifndef PROT_READ |
|
|
174 | # define PROT_READ 0 |
|
|
175 | #endif |
|
|
176 | #ifndef PROT_WRITE |
|
|
177 | # define PROT_READ 0 |
|
|
178 | #endif |
|
|
179 | #ifndef PROT_EXEC |
|
|
180 | # define PROT_EXEC 0 |
|
|
181 | #endif |
|
|
182 | |
145 | #ifndef ST_NODEV |
183 | #ifndef ST_NODEV |
146 | # define ST_NODEV 0 |
184 | # define ST_NODEV 0 |
147 | #endif |
185 | #endif |
148 | #ifndef ST_NOEXEC |
186 | #ifndef ST_NOEXEC |
149 | # define ST_NOEXEC 0 |
187 | # define ST_NOEXEC 0 |
… | |
… | |
496 | SvSETMAGIC (req->sv2); |
534 | SvSETMAGIC (req->sv2); |
497 | PUSHs (sv_result); |
535 | PUSHs (sv_result); |
498 | } |
536 | } |
499 | break; |
537 | break; |
500 | |
538 | |
501 | case EIO_DUP2: |
539 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */ |
502 | if (req->result > 0) |
540 | if (req->result > 0) |
503 | SvIV_set (sv_result, 0); |
541 | SvIV_set (sv_result, 0); |
504 | /* FALLTHROUGH */ |
542 | /* FALLTHROUGH */ |
505 | |
543 | |
506 | default: |
544 | default: |
… | |
… | |
606 | /*****************************************************************************/ |
644 | /*****************************************************************************/ |
607 | |
645 | |
608 | #if !_POSIX_MAPPED_FILES |
646 | #if !_POSIX_MAPPED_FILES |
609 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
647 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
610 | # define munmap(addr,length) (errno = ENOSYS, -1) |
648 | # define munmap(addr,length) (errno = ENOSYS, -1) |
|
|
649 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
611 | #endif |
650 | #endif |
612 | |
651 | |
613 | #define MMAP_MAGIC PERL_MAGIC_ext |
652 | #define MMAP_MAGIC PERL_MAGIC_ext |
614 | |
653 | |
615 | static int |
654 | static int |
… | |
… | |
620 | errno = old_errno; |
659 | errno = old_errno; |
621 | |
660 | |
622 | mg->mg_obj = 0; /* just in case */ |
661 | mg->mg_obj = 0; /* just in case */ |
623 | |
662 | |
624 | SvREADONLY_off (sv); |
663 | SvREADONLY_off (sv); |
|
|
664 | |
|
|
665 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
666 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
667 | |
625 | SvCUR_set (sv, 0); |
668 | SvCUR_set (sv, 0); |
626 | SvLEN_set (sv, 0); |
|
|
627 | SvPVX (sv) = 0; |
669 | SvPVX (sv) = 0; |
628 | SvOK_off (sv); |
670 | SvOK_off (sv); |
629 | |
671 | |
630 | return 0; |
672 | return 0; |
631 | } |
673 | } |
… | |
… | |
696 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
738 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
697 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
739 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
698 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
740 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
699 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
741 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
700 | |
742 | |
|
|
743 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
744 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
745 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
746 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
747 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
748 | |
701 | const_iv (ST_RDONLY) |
749 | const_iv (ST_RDONLY) |
702 | const_iv (ST_NOSUID) |
750 | const_iv (ST_NOSUID) |
703 | const_iv (ST_NODEV) |
751 | const_iv (ST_NODEV) |
704 | const_iv (ST_NOEXEC) |
752 | const_iv (ST_NOEXEC) |
705 | const_iv (ST_SYNCHRONOUS) |
753 | const_iv (ST_SYNCHRONOUS) |
… | |
… | |
709 | const_iv (ST_IMMUTABLE) |
757 | const_iv (ST_IMMUTABLE) |
710 | const_iv (ST_NOATIME) |
758 | const_iv (ST_NOATIME) |
711 | const_iv (ST_NODIRATIME) |
759 | const_iv (ST_NODIRATIME) |
712 | const_iv (ST_RELATIME) |
760 | const_iv (ST_RELATIME) |
713 | |
761 | |
|
|
762 | const_iv (PROT_NONE) |
714 | const_iv (PROT_EXEC) |
763 | const_iv (PROT_EXEC) |
715 | const_iv (PROT_NONE) |
|
|
716 | const_iv (PROT_READ) |
764 | const_iv (PROT_READ) |
717 | const_iv (PROT_WRITE) |
765 | const_iv (PROT_WRITE) |
718 | |
766 | |
719 | /*const_iv (MAP_FIXED)*/ |
767 | /*const_iv (MAP_FIXED)*/ |
720 | const_iv (MAP_PRIVATE) |
768 | const_iv (MAP_PRIVATE) |
… | |
… | |
1359 | |
1407 | |
1360 | int |
1408 | int |
1361 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1409 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1362 | PROTOTYPE: $$$$ |
1410 | PROTOTYPE: $$$$ |
1363 | CODE: |
1411 | CODE: |
1364 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1365 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1412 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1366 | #else |
|
|
1367 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
|
|
1368 | #endif |
|
|
1369 | OUTPUT: |
1413 | OUTPUT: |
1370 | RETVAL |
1414 | RETVAL |
1371 | |
1415 | |
1372 | ssize_t |
1416 | ssize_t |
1373 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1417 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
… | |
… | |
1386 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1430 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1387 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1431 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1388 | if (addr == (void *)-1) |
1432 | if (addr == (void *)-1) |
1389 | XSRETURN_NO; |
1433 | XSRETURN_NO; |
1390 | |
1434 | |
|
|
1435 | sv_force_normal (scalar); |
|
|
1436 | |
1391 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
1437 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
1392 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
1438 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
1393 | ->mg_obj = (SV *)length; |
1439 | ->mg_obj = (SV *)length; |
1394 | |
1440 | |
1395 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
1441 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1442 | |
1396 | if (!(prot & PROT_WRITE)) |
1443 | if (!(prot & PROT_WRITE)) |
1397 | SvREADONLY_on (scalar); |
1444 | SvREADONLY_on (scalar); |
|
|
1445 | |
|
|
1446 | if (SvLEN (scalar)) |
|
|
1447 | Safefree (SvPVX (scalar)); |
1398 | |
1448 | |
1399 | SvPVX (scalar) = (char *)addr; |
1449 | SvPVX (scalar) = (char *)addr; |
1400 | SvCUR_set (scalar, length); |
1450 | SvCUR_set (scalar, length); |
1401 | SvLEN_set (scalar, 0); |
1451 | SvLEN_set (scalar, 0); |
1402 | SvPOK_only (scalar); |
1452 | SvPOK_only (scalar); |
… | |
… | |
1407 | void |
1457 | void |
1408 | munmap (SV *scalar) |
1458 | munmap (SV *scalar) |
1409 | PROTOTYPE: $ |
1459 | PROTOTYPE: $ |
1410 | CODE: |
1460 | CODE: |
1411 | sv_unmagic (scalar, MMAP_MAGIC); |
1461 | sv_unmagic (scalar, MMAP_MAGIC); |
|
|
1462 | |
|
|
1463 | int |
|
|
1464 | madvise (SV *scalar, off_t offset, off_t length, IV advice_or_prot) |
|
|
1465 | ALIAS: |
|
|
1466 | mprotect = 1 |
|
|
1467 | PROTOTYPE: $$$$ |
|
|
1468 | CODE: |
|
|
1469 | { |
|
|
1470 | STRLEN cur; |
|
|
1471 | char *addr = SvPVbyte (scalar, cur); |
|
|
1472 | |
|
|
1473 | if (offset > cur) |
|
|
1474 | RETVAL = errno = EFAULT; |
|
|
1475 | else |
|
|
1476 | { |
|
|
1477 | if (!SvOK (ST (2))) |
|
|
1478 | length = cur - offset; |
|
|
1479 | |
|
|
1480 | if (offset + length > cur) |
|
|
1481 | RETVAL = errno = EFAULT; |
|
|
1482 | else |
|
|
1483 | switch (ix) |
|
|
1484 | { |
|
|
1485 | case 0: RETVAL = posix_madvise (addr + offset, length, advice_or_prot); break; |
|
|
1486 | case 1: RETVAL = mprotect (addr + offset, length, advice_or_prot); break; |
|
|
1487 | } |
|
|
1488 | } |
|
|
1489 | } |
|
|
1490 | OUTPUT: |
|
|
1491 | RETVAL |
1412 | |
1492 | |
1413 | int |
1493 | int |
1414 | mlockall (int flags) |
1494 | mlockall (int flags) |
1415 | PROTOTYPE: $ |
1495 | PROTOTYPE: $ |
1416 | CODE: |
1496 | CODE: |