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12 | |
12 | |
13 | #include <stddef.h> |
13 | #include <stddef.h> |
14 | #include <stdlib.h> |
14 | #include <stdlib.h> |
15 | #include <errno.h> |
15 | #include <errno.h> |
16 | #include <sys/types.h> |
16 | #include <sys/types.h> |
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17 | #include <sys/socket.h> |
17 | #include <sys/stat.h> |
18 | #include <sys/stat.h> |
18 | #include <limits.h> |
19 | #include <limits.h> |
19 | #include <fcntl.h> |
20 | #include <fcntl.h> |
20 | #include <sched.h> |
21 | #include <sched.h> |
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22 | |
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23 | #if HAVE_SYS_MKDEV_H |
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24 | # include <sys/mkdev.h> |
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25 | #elif HAVE_SYS_SYSMACROS_H |
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26 | # include <sys/sysmacros.h> |
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27 | #endif |
21 | |
28 | |
22 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
29 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
23 | # include <sys/mman.h> |
30 | # include <sys/mman.h> |
24 | #endif |
31 | #endif |
25 | |
32 | |
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77 | #undef fchmod |
84 | #undef fchmod |
78 | #undef dup |
85 | #undef dup |
79 | #undef dup2 |
86 | #undef dup2 |
80 | #undef abort |
87 | #undef abort |
81 | #undef pipe |
88 | #undef pipe |
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89 | #undef utime |
82 | |
90 | |
83 | #define EIO_STRUCT_STAT struct _stati64 |
91 | #define EIO_STRUCT_STAT struct _stati64 |
84 | #define EIO_STRUCT_STATI64 |
92 | #define EIO_STRUCT_STATI64 |
85 | |
93 | |
86 | #else |
94 | #else |
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106 | #define expect_false(expr) expect ((expr) != 0, 0) |
114 | #define expect_false(expr) expect ((expr) != 0, 0) |
107 | #define expect_true(expr) expect ((expr) != 0, 1) |
115 | #define expect_true(expr) expect ((expr) != 0, 1) |
108 | |
116 | |
109 | /*****************************************************************************/ |
117 | /*****************************************************************************/ |
110 | |
118 | |
111 | #include "libeio/config.h" |
119 | #include "config.h" |
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120 | |
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121 | #if HAVE_ST_XTIMENSEC |
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122 | # define ATIMENSEC PL_statcache.st_atimensec |
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123 | # define MTIMENSEC PL_statcache.st_mtimensec |
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124 | # define CTIMENSEC PL_statcache.st_ctimensec |
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125 | #elif HAVE_ST_XTIMESPEC |
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126 | # define ATIMENSEC PL_statcache.st_atim.tv_nsec |
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127 | # define MTIMENSEC PL_statcache.st_mtim.tv_nsec |
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128 | # define CTIMENSEC PL_statcache.st_ctim.tv_nsec |
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129 | #else |
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130 | # define ATIMENSEC 0 |
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131 | # define MTIMENSEC 0 |
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132 | # define CTIMENSEC 0 |
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133 | #endif |
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134 | |
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135 | #if HAVE_ST_BIRTHTIMENSEC |
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136 | # define BTIMESEC PL_statcache.st_birthtime |
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137 | # define BTIMENSEC PL_statcache.st_birthtimensec |
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138 | #elif HAVE_ST_BIRTHTIMESPEC |
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139 | # define BTIMESEC PL_statcache.st_birthtim.tv_sec |
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140 | # define BTIMENSEC PL_statcache.st_birthtim.tv_nsec |
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141 | #else |
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142 | # define BTIMESEC 0 |
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143 | # define BTIMENSEC 0 |
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144 | #endif |
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145 | |
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146 | #if HAVE_ST_GEN |
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147 | # define ST_GEN PL_statcache.st_gen |
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148 | #else |
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149 | # define ST_GEN 0 |
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150 | #endif |
112 | |
151 | |
113 | #include "schmorp.h" |
152 | #include "schmorp.h" |
114 | |
153 | |
115 | #if HAVE_EVENTFD |
154 | #if HAVE_EVENTFD |
116 | # include <sys/eventfd.h> |
155 | # include <sys/eventfd.h> |
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173 | #endif |
212 | #endif |
174 | #ifndef minor |
213 | #ifndef minor |
175 | # define minor(dev) ((dev) & 0xff) |
214 | # define minor(dev) ((dev) & 0xff) |
176 | #endif |
215 | #endif |
177 | |
216 | |
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217 | /* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */ |
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218 | #ifdef __sun |
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219 | # undef PAGESIZE |
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220 | #endif |
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221 | |
178 | #if PAGESIZE <= 0 |
222 | #if PAGESIZE <= 0 |
179 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
223 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
180 | #endif |
224 | #endif |
181 | |
225 | |
182 | /*****************************************************************************/ |
226 | /*****************************************************************************/ |
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377 | errno = ENOSYS; |
421 | errno = ENOSYS; |
378 | #endif |
422 | #endif |
379 | } |
423 | } |
380 | |
424 | |
381 | /*****************************************************************************/ |
425 | /*****************************************************************************/ |
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426 | |
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427 | static int close_fd; /* dummy fd to close fds via dup2 */ |
382 | |
428 | |
383 | enum { |
429 | enum { |
384 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
430 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
385 | }; |
431 | }; |
386 | |
432 | |
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1119 | |
1165 | |
1120 | const_iv (MREMAP_MAYMOVE) |
1166 | const_iv (MREMAP_MAYMOVE) |
1121 | const_iv (MREMAP_FIXED) |
1167 | const_iv (MREMAP_FIXED) |
1122 | |
1168 | |
1123 | const_iv (F_DUPFD_CLOEXEC) |
1169 | const_iv (F_DUPFD_CLOEXEC) |
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1170 | |
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1171 | const_iv (MSG_CMSG_CLOEXEC) |
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1172 | const_iv (SOCK_CLOEXEC) |
1124 | |
1173 | |
1125 | const_iv (F_OFD_GETLK) |
1174 | const_iv (F_OFD_GETLK) |
1126 | const_iv (F_OFD_SETLK) |
1175 | const_iv (F_OFD_SETLK) |
1127 | const_iv (F_OFD_GETLKW) |
1176 | const_iv (F_OFD_GETLKW) |
1128 | |
1177 | |
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1272 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
1321 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
1273 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
1322 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
1274 | |
1323 | |
1275 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
1324 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
1276 | |
1325 | |
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1326 | /* allocate dummy pipe fd for aio_close */ |
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1327 | { |
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1328 | int pipefd [2]; |
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1329 | |
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1330 | if ( |
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1331 | #ifdef _WIN32 |
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1332 | _pipe (pipefd, 1, _O_BINARY) < 0 |
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1333 | #else |
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1334 | pipe (pipefd) < 0 |
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1335 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
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1336 | #endif |
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1337 | || close (pipefd [1]) < 0 |
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1338 | ) |
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1339 | croak ("IO::AIO: unable to create dummy pipe for aio_close"); |
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1340 | |
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1341 | close_fd = pipefd [0]; |
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1342 | } |
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1343 | |
1277 | reinit (); |
1344 | reinit (); |
1278 | } |
1345 | } |
1279 | |
1346 | |
1280 | void |
1347 | void |
1281 | reinit () |
1348 | reinit () |
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1403 | |
1470 | |
1404 | void |
1471 | void |
1405 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
1472 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
1406 | PPCODE: |
1473 | PPCODE: |
1407 | { |
1474 | { |
1408 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
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1409 | int fd = s_fileno_croak (fh, 0); |
1475 | int fd = s_fileno_croak (fh, 0); |
1410 | dREQ; |
1476 | dREQ; |
1411 | |
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1412 | if (expect_false (close_fd < 0)) |
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1413 | { |
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1414 | int pipefd [2]; |
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1415 | |
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1416 | if ( |
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1417 | #ifdef _WIN32 |
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1418 | _pipe (pipefd, 1, _O_BINARY) < 0 |
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1419 | #else |
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1420 | pipe (pipefd) < 0 |
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1421 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
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1422 | #endif |
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1423 | || close (pipefd [1]) < 0 |
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1424 | ) |
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1425 | abort (); /*D*/ |
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1426 | |
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1427 | close_fd = pipefd [0]; |
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1428 | } |
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1429 | |
1477 | |
1430 | req->type = EIO_DUP2; |
1478 | req->type = EIO_DUP2; |
1431 | req->int1 = close_fd; |
1479 | req->int1 = close_fd; |
1432 | req->sv2 = newSVsv (fh); |
1480 | req->sv2 = newSVsv (fh); |
1433 | req->int2 = fd; |
1481 | req->int2 = fd; |
… | |
… | |
1609 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1657 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1610 | |
1658 | |
1611 | REQ_SEND; |
1659 | REQ_SEND; |
1612 | } |
1660 | } |
1613 | |
1661 | |
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1662 | void |
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1663 | st_xtime () |
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1664 | ALIAS: |
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1665 | st_atime = 0x01 |
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1666 | st_mtime = 0x02 |
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1667 | st_ctime = 0x04 |
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1668 | st_btime = 0x08 |
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1669 | st_xtime = 0x0f |
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1670 | PPCODE: |
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1671 | EXTEND (SP, 4); |
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1672 | if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC)); |
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1673 | if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC)); |
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1674 | if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC)); |
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1675 | if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC)); |
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1676 | |
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1677 | void |
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1678 | st_xtimensec () |
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1679 | ALIAS: |
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1680 | st_atimensec = 0x01 |
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1681 | st_mtimensec = 0x02 |
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1682 | st_ctimensec = 0x04 |
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1683 | st_btimensec = 0x08 |
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1684 | st_xtimensec = 0x0f |
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1685 | st_btimesec = 0x10 |
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1686 | st_gen = 0x20 |
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1687 | PPCODE: |
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1688 | EXTEND (SP, 4); |
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1689 | if (ix & 0x01) PUSHs (newSViv (ATIMENSEC)); |
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1690 | if (ix & 0x02) PUSHs (newSViv (MTIMENSEC)); |
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1691 | if (ix & 0x04) PUSHs (newSViv (CTIMENSEC)); |
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1692 | if (ix & 0x08) PUSHs (newSViv (BTIMENSEC)); |
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1693 | if (ix & 0x10) PUSHs (newSVuv (BTIMESEC)); |
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1694 | if (ix & 0x20) PUSHs (newSVuv (ST_GEN)); |
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1695 | |
1614 | UV |
1696 | UV |
1615 | major (UV dev) |
1697 | major (UV dev) |
1616 | ALIAS: |
1698 | ALIAS: |
1617 | minor = 1 |
1699 | minor = 1 |
1618 | CODE: |
1700 | CODE: |
… | |
… | |
2103 | } |
2185 | } |
2104 | OUTPUT: |
2186 | OUTPUT: |
2105 | RETVAL |
2187 | RETVAL |
2106 | |
2188 | |
2107 | int |
2189 | int |
2108 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2190 | madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2109 | ALIAS: |
2191 | ALIAS: |
2110 | mprotect = 1 |
2192 | mprotect = 1 |
2111 | CODE: |
2193 | CODE: |
2112 | { |
2194 | { |
2113 | STRLEN svlen; |
2195 | STRLEN svlen; |
… | |
… | |
2134 | } |
2216 | } |
2135 | OUTPUT: |
2217 | OUTPUT: |
2136 | RETVAL |
2218 | RETVAL |
2137 | |
2219 | |
2138 | int |
2220 | int |
2139 | munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) |
2221 | munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef) |
2140 | CODE: |
2222 | CODE: |
2141 | { |
2223 | { |
2142 | STRLEN svlen; |
2224 | STRLEN svlen; |
2143 | void *addr = SvPVbyte (scalar, svlen); |
2225 | void *addr = SvPVbyte (scalar, svlen); |
2144 | size_t len = SvUV (length); |
2226 | size_t len = SvUV (length); |