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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.168 by root, Wed Aug 4 14:02:58 2010 UTC vs.
Revision 1.176 by root, Thu Dec 2 10:04:47 2010 UTC

… …
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"
124 125
125#ifndef POSIX_FADV_NORMAL 126#ifndef POSIX_FADV_NORMAL
126# define POSIX_FADV_NORMAL 0 127# define POSIX_FADV_NORMAL 0
127# define NO_FADVISE 1
128#endif 128#endif
129#ifndef POSIX_FADV_SEQUENTIAL 129#ifndef POSIX_FADV_SEQUENTIAL
130# define POSIX_FADV_SEQUENTIAL 0 130# define POSIX_FADV_SEQUENTIAL 0
131#endif 131#endif
132#ifndef POSIX_FADV_RANDOM 132#ifndef POSIX_FADV_RANDOM
… …
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 !HAVE_POSIX_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#endif
152#ifndef POSIX_MADV_SEQUENTIAL
153# define POSIX_MADV_SEQUENTIAL 0
154#endif
155#ifndef POSIX_MADV_RANDOM
156# define POSIX_MADV_RANDOM 0
157#endif
158#ifndef POSIX_MADV_WILLNEED
159# define POSIX_MADV_WILLNEED 0
160#endif
161#ifndef POSIX_MADV_DONTNEED
162# define POSIX_MADV_DONTNEED 0
163#endif
164
165#if !HAVE_POSIX_MADVISE
166# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
167#endif
168
169#ifndef PROT_NONE
170# define PROT_NONE 0
171#endif
172#ifndef PROT_READ
173# define PROT_READ 0
174#endif
175#ifndef PROT_WRITE
176# define PROT_READ 0
177#endif
178#ifndef PROT_EXEC
179# define PROT_EXEC 0
180#endif
181
145#ifndef ST_NODEV 182#ifndef ST_NODEV
146# define ST_NODEV 0 183# define ST_NODEV 0
147#endif 184#endif
148#ifndef ST_NOEXEC 185#ifndef ST_NOEXEC
149# define ST_NOEXEC 0 186# define ST_NOEXEC 0
… …
169#ifndef ST_NODIRATIME 206#ifndef ST_NODIRATIME
170# define ST_NODIRATIME 0 207# define ST_NODIRATIME 0
171#endif 208#endif
172#ifndef ST_RELATIME 209#ifndef ST_RELATIME
173# define ST_RELATIME 0 210# define ST_RELATIME 0
174#endif
175
176#ifndef MCL_CURRENT
177# define MCL_CURRENT 0
178#endif
179#ifndef MCL_FUTURE
180# define MCL_FUTURE 0
181#endif 211#endif
182 212
183#ifndef MAP_ANONYMOUS 213#ifndef MAP_ANONYMOUS
184# ifdef MAP_ANON 214# ifdef MAP_ANON
185# define MAP_ANONYMOUS MAP_ANON 215# define MAP_ANONYMOUS MAP_ANON
… …
606/*****************************************************************************/ 636/*****************************************************************************/
607 637
608#if !_POSIX_MAPPED_FILES 638#if !_POSIX_MAPPED_FILES
609# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 639# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
610# define munmap(addr,length) (errno = ENOSYS, -1) 640# define munmap(addr,length) (errno = ENOSYS, -1)
641# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
642# define PROT_NONE 0
643# define PROT_WRITE 0
644# define MAP_PRIVATE 0
645# define MAP_SHARED 0
646# define MAP_FIXED 0
611#endif 647#endif
612 648
613#define MMAP_MAGIC PERL_MAGIC_ext 649#define MMAP_MAGIC PERL_MAGIC_ext
614 650
615static int 651static int
… …
699 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) 735 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
700 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) 736 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
701 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) 737 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
702 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) 738 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
703 739
740 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
741 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
742 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
743 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
744 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
745
704 const_iv (ST_RDONLY) 746 const_iv (ST_RDONLY)
705 const_iv (ST_NOSUID) 747 const_iv (ST_NOSUID)
706 const_iv (ST_NODEV) 748 const_iv (ST_NODEV)
707 const_iv (ST_NOEXEC) 749 const_iv (ST_NOEXEC)
708 const_iv (ST_SYNCHRONOUS) 750 const_iv (ST_SYNCHRONOUS)
… …
712 const_iv (ST_IMMUTABLE) 754 const_iv (ST_IMMUTABLE)
713 const_iv (ST_NOATIME) 755 const_iv (ST_NOATIME)
714 const_iv (ST_NODIRATIME) 756 const_iv (ST_NODIRATIME)
715 const_iv (ST_RELATIME) 757 const_iv (ST_RELATIME)
716 758
759 const_iv (PROT_NONE)
717 const_iv (PROT_EXEC) 760 const_iv (PROT_EXEC)
718 const_iv (PROT_NONE)
719 const_iv (PROT_READ) 761 const_iv (PROT_READ)
720 const_iv (PROT_WRITE) 762 const_iv (PROT_WRITE)
721 763
722 /*const_iv (MAP_FIXED)*/ 764 /*const_iv (MAP_FIXED)*/
723 const_iv (MAP_PRIVATE) 765 const_iv (MAP_PRIVATE)
… …
729 const_iv (MAP_LOCKED) 771 const_iv (MAP_LOCKED)
730 const_iv (MAP_NORESERVE) 772 const_iv (MAP_NORESERVE)
731 const_iv (MAP_POPULATE) 773 const_iv (MAP_POPULATE)
732 const_iv (MAP_NONBLOCK) 774 const_iv (MAP_NONBLOCK)
733 775
734 const_iv (MCL_FUTURE) 776 const_eio (MCL_FUTURE)
735 const_iv (MCL_CURRENT) 777 const_eio (MCL_CURRENT)
736 778
737 const_eio (MS_ASYNC) 779 const_eio (MS_ASYNC)
738 const_eio (MS_INVALIDATE) 780 const_eio (MS_INVALIDATE)
739 const_eio (MS_SYNC) 781 const_eio (MS_SYNC)
740 782
… …
814 CODE: 856 CODE:
815 max_outstanding = maxreqs; 857 max_outstanding = maxreqs;
816 858
817void 859void
818aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 860aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
819 PROTOTYPE: $$$;$
820 PPCODE: 861 PPCODE:
821{ 862{
822 dREQ; 863 dREQ;
823 864
824 req->type = EIO_OPEN; 865 req->type = EIO_OPEN;
… …
830 REQ_SEND; 871 REQ_SEND;
831} 872}
832 873
833void 874void
834aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 875aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
835 PROTOTYPE: $;$
836 ALIAS: 876 ALIAS:
837 aio_fsync = EIO_FSYNC 877 aio_fsync = EIO_FSYNC
838 aio_fdatasync = EIO_FDATASYNC 878 aio_fdatasync = EIO_FDATASYNC
839 PPCODE: 879 PPCODE:
840{ 880{
… …
848 REQ_SEND (req); 888 REQ_SEND (req);
849} 889}
850 890
851void 891void
852aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 892aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
853 PROTOTYPE: $$$$;$
854 PPCODE: 893 PPCODE:
855{ 894{
856 int fd = s_fileno_croak (fh, 0); 895 int fd = s_fileno_croak (fh, 0);
857 dREQ; 896 dREQ;
858 897
… …
866 REQ_SEND (req); 905 REQ_SEND (req);
867} 906}
868 907
869void 908void
870aio_close (SV *fh, SV *callback=&PL_sv_undef) 909aio_close (SV *fh, SV *callback=&PL_sv_undef)
871 PROTOTYPE: $;$
872 PPCODE: 910 PPCODE:
873{ 911{
874 static int close_pipe = -1; /* dummy fd to close fds via dup2 */ 912 static int close_pipe = -1; /* dummy fd to close fds via dup2 */
875 int fd = s_fileno_croak (fh, 0); 913 int fd = s_fileno_croak (fh, 0);
876 dREQ; 914 dREQ;
… …
898void 936void
899aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 937aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
900 ALIAS: 938 ALIAS:
901 aio_read = EIO_READ 939 aio_read = EIO_READ
902 aio_write = EIO_WRITE 940 aio_write = EIO_WRITE
903 PROTOTYPE: $$$$$;$
904 PPCODE: 941 PPCODE:
905{ 942{
906 STRLEN svlen; 943 STRLEN svlen;
907 int fd = s_fileno_croak (fh, ix == EIO_WRITE); 944 int fd = s_fileno_croak (fh, ix == EIO_WRITE);
908 char *svptr = SvPVbyte (data, svlen); 945 char *svptr = SvPVbyte (data, svlen);
… …
949 } 986 }
950} 987}
951 988
952void 989void
953aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 990aio_readlink (SV8 *path, SV *callback=&PL_sv_undef)
954 PROTOTYPE: $$;$
955 PPCODE: 991 PPCODE:
956{ 992{
957 SV *data; 993 SV *data;
958 dREQ; 994 dREQ;
959 995
… …
964 REQ_SEND; 1000 REQ_SEND;
965} 1001}
966 1002
967void 1003void
968aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1004aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
969 PROTOTYPE: $$$$;$
970 PPCODE: 1005 PPCODE:
971{ 1006{
972 int ifd = s_fileno_croak (in_fh , 0); 1007 int ifd = s_fileno_croak (in_fh , 0);
973 int ofd = s_fileno_croak (out_fh, 1); 1008 int ofd = s_fileno_croak (out_fh, 1);
974 dREQ; 1009 dREQ;
… …
984 REQ_SEND; 1019 REQ_SEND;
985} 1020}
986 1021
987void 1022void
988aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1023aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
989 PROTOTYPE: $$$;$
990 PPCODE: 1024 PPCODE:
991{ 1025{
992 int fd = s_fileno_croak (fh, 0); 1026 int fd = s_fileno_croak (fh, 0);
993 dREQ; 1027 dREQ;
994 1028
… …
1195void 1229void
1196aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1230aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1197 ALIAS: 1231 ALIAS:
1198 aio_mtouch = EIO_MTOUCH 1232 aio_mtouch = EIO_MTOUCH
1199 aio_msync = EIO_MSYNC 1233 aio_msync = EIO_MSYNC
1200 PROTOTYPE: $$$$;$
1201 PPCODE: 1234 PPCODE:
1202{ 1235{
1203 STRLEN svlen; 1236 STRLEN svlen;
1237 char *svptr = SvPVbyte (data, svlen);
1204 UV len = SvUV (length); 1238 UV len = SvUV (length);
1205 char *svptr = SvPVbyte (data, svlen);
1206 1239
1207 if (offset < 0) 1240 if (offset < 0)
1208 offset += svlen; 1241 offset += svlen;
1209 1242
1210 if (offset < 0 || offset > svlen) 1243 if (offset < 0 || offset > svlen)
… …
1215 1248
1216 { 1249 {
1217 dREQ; 1250 dREQ;
1218 1251
1219 req->type = ix; 1252 req->type = ix;
1220 req->size = len;
1221 req->sv2 = SvREFCNT_inc (data); 1253 req->sv2 = SvREFCNT_inc (data);
1222 req->ptr2 = (char *)svptr + offset; 1254 req->ptr2 = (char *)svptr + offset;
1255 req->size = len;
1223 req->int1 = flags; 1256 req->int1 = flags;
1224 1257
1225 REQ_SEND; 1258 REQ_SEND;
1226 } 1259 }
1227} 1260}
1228 1261
1229void 1262void
1263aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef)
1264 PPCODE:
1265{
1266 STRLEN svlen;
1267 char *svptr = SvPVbyte (data, svlen);
1268 UV len = SvUV (length);
1269
1270 if (offset < 0)
1271 offset += svlen;
1272
1273 if (offset < 0 || offset > svlen)
1274 croak ("offset outside of scalar");
1275
1276 if (!SvOK (length) || len + offset > svlen)
1277 len = svlen - offset;
1278
1279 {
1280 dREQ;
1281
1282 req->type = EIO_MLOCK;
1283 req->sv2 = SvREFCNT_inc (data);
1284 req->ptr2 = (char *)svptr + offset;
1285 req->size = len;
1286
1287 REQ_SEND;
1288 }
1289}
1290
1291void
1292aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
1293 PPCODE:
1294{
1295 dREQ;
1296
1297 req->type = EIO_MLOCKALL;
1298 req->int1 = flags;
1299
1300 REQ_SEND;
1301}
1302
1303void
1230aio_busy (double delay, SV *callback=&PL_sv_undef) 1304aio_busy (double delay, SV *callback=&PL_sv_undef)
1231 PPCODE: 1305 PPCODE:
1232{ 1306{
1233 dREQ; 1307 dREQ;
1234 1308
… …
1238 REQ_SEND; 1312 REQ_SEND;
1239} 1313}
1240 1314
1241void 1315void
1242aio_group (SV *callback=&PL_sv_undef) 1316aio_group (SV *callback=&PL_sv_undef)
1243 PROTOTYPE: ;$
1244 PPCODE: 1317 PPCODE:
1245{ 1318{
1246 dREQ; 1319 dREQ;
1247 1320
1248 req->type = EIO_GROUP; 1321 req->type = EIO_GROUP;
… …
1265 REQ_SEND; 1338 REQ_SEND;
1266} 1339}
1267 1340
1268int 1341int
1269aioreq_pri (int pri = 0) 1342aioreq_pri (int pri = 0)
1270 PROTOTYPE: ;$
1271 CODE: 1343 CODE:
1272 RETVAL = next_pri; 1344 RETVAL = next_pri;
1273 if (items > 0) 1345 if (items > 0)
1274 { 1346 {
1275 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1347 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1287 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; 1359 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1288 next_pri = nice; 1360 next_pri = nice;
1289 1361
1290void 1362void
1291flush () 1363flush ()
1292 PROTOTYPE:
1293 CODE: 1364 CODE:
1294 while (eio_nreqs ()) 1365 while (eio_nreqs ())
1295 { 1366 {
1296 poll_wait (); 1367 poll_wait ();
1297 poll_cb (); 1368 poll_cb ();
1298 } 1369 }
1299 1370
1300int 1371int
1301poll() 1372poll ()
1302 PROTOTYPE:
1303 CODE: 1373 CODE:
1304 poll_wait (); 1374 poll_wait ();
1305 RETVAL = poll_cb (); 1375 RETVAL = poll_cb ();
1306 OUTPUT: 1376 OUTPUT:
1307 RETVAL 1377 RETVAL
1308 1378
1309int 1379int
1310poll_fileno() 1380poll_fileno ()
1311 PROTOTYPE:
1312 CODE: 1381 CODE:
1313 RETVAL = s_epipe_fd (&respipe); 1382 RETVAL = s_epipe_fd (&respipe);
1314 OUTPUT: 1383 OUTPUT:
1315 RETVAL 1384 RETVAL
1316 1385
1317int 1386int
1318poll_cb(...) 1387poll_cb (...)
1319 PROTOTYPE: 1388 PROTOTYPE:
1320 CODE: 1389 CODE:
1321 RETVAL = poll_cb (); 1390 RETVAL = poll_cb ();
1322 OUTPUT: 1391 OUTPUT:
1323 RETVAL 1392 RETVAL
1324 1393
1325void 1394void
1326poll_wait() 1395poll_wait ()
1327 PROTOTYPE:
1328 CODE: 1396 CODE:
1329 poll_wait (); 1397 poll_wait ();
1330 1398
1331int 1399int
1332nreqs() 1400nreqs ()
1333 PROTOTYPE:
1334 CODE: 1401 CODE:
1335 RETVAL = eio_nreqs (); 1402 RETVAL = eio_nreqs ();
1336 OUTPUT: 1403 OUTPUT:
1337 RETVAL 1404 RETVAL
1338 1405
1339int 1406int
1340nready() 1407nready ()
1341 PROTOTYPE:
1342 CODE: 1408 CODE:
1343 RETVAL = eio_nready (); 1409 RETVAL = eio_nready ();
1344 OUTPUT: 1410 OUTPUT:
1345 RETVAL 1411 RETVAL
1346 1412
1347int 1413int
1348npending() 1414npending ()
1349 PROTOTYPE:
1350 CODE: 1415 CODE:
1351 RETVAL = eio_npending (); 1416 RETVAL = eio_npending ();
1352 OUTPUT: 1417 OUTPUT:
1353 RETVAL 1418 RETVAL
1354 1419
1355int 1420int
1356nthreads() 1421nthreads ()
1357 PROTOTYPE:
1358 CODE: 1422 CODE:
1359 RETVAL = eio_nthreads (); 1423 RETVAL = eio_nthreads ();
1360 OUTPUT: 1424 OUTPUT:
1361 RETVAL 1425 RETVAL
1362 1426
1363int 1427int
1364fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) 1428fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1365 PROTOTYPE: $$$$
1366 CODE: 1429 CODE:
1367#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1368 RETVAL = posix_fadvise (fh, offset, length, advice); 1430 RETVAL = posix_fadvise (fh, offset, length, advice);
1369#else
1370 RETVAL = errno = ENOSYS; /* yes, this is actually correct */
1371#endif
1372 OUTPUT: 1431 OUTPUT:
1373 RETVAL 1432 RETVAL
1374 1433
1375ssize_t 1434ssize_t
1376sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1435sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1377 PROTOTYPE: $$$$
1378 CODE: 1436 CODE:
1379 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1437 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1380 OUTPUT: 1438 OUTPUT:
1381 RETVAL 1439 RETVAL
1382 1440
1383void 1441void
1384mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1442mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)
1385 PROTOTYPE: $$$$$;$
1386 PPCODE: 1443 PPCODE:
1387 sv_unmagic (scalar, MMAP_MAGIC); 1444 sv_unmagic (scalar, MMAP_MAGIC);
1388{ 1445{
1389 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1446 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1390 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1447 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1413 XSRETURN_YES; 1470 XSRETURN_YES;
1414} 1471}
1415 1472
1416void 1473void
1417munmap (SV *scalar) 1474munmap (SV *scalar)
1418 PROTOTYPE: $
1419 CODE: 1475 CODE:
1420 sv_unmagic (scalar, MMAP_MAGIC); 1476 sv_unmagic (scalar, MMAP_MAGIC);
1421 1477
1422int 1478int
1423mlockall (int flags) 1479madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1424 PROTOTYPE: $ 1480 ALIAS:
1481 mprotect = 1
1425 CODE: 1482 CODE:
1483{
1484 STRLEN svlen;
1485 void *addr = SvPVbyte (scalar, svlen);
1486 size_t len = SvUV (length);
1487
1488 if (offset < 0)
1489 offset += svlen;
1490
1491 if (offset < 0 || offset > svlen)
1492 croak ("offset outside of scalar");
1493
1494 if (!SvOK (length) || len + offset > svlen)
1495 len = svlen - offset;
1496
1497 addr = (void *)(((intptr_t)addr) + offset);
1498 eio_page_align (&addr, &len);
1499
1500 switch (ix)
1501 {
1502 case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
1503 case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
1504 }
1505}
1506 OUTPUT:
1507 RETVAL
1508
1509int
1510munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)
1511 CODE:
1512{
1513 STRLEN svlen;
1514 void *addr = SvPVbyte (scalar, svlen);
1515 size_t len = SvUV (length);
1516
1517 if (offset < 0)
1518 offset += svlen;
1519
1520 if (offset < 0 || offset > svlen)
1521 croak ("offset outside of scalar");
1522
1523 if (!SvOK (length) || len + offset > svlen)
1524 len = svlen - offset;
1525
1526 addr = (void *)(((intptr_t)addr) + offset);
1527 eio_page_align (&addr, &len);
1426#if _POSIX_MEMLOCK 1528#if _POSIX_MEMLOCK
1427#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 1529 RETVAL = munlock (addr, len);
1428 extern int mallopt (int, int);
1429 mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */
1430#endif
1431 mlockall (flags);
1432#else 1530#else
1433 RETVAL = -1; 1531 RETVAL = ((errno = ENOSYS), -1);
1434 errno = ENOSYS;
1435#endif 1532#endif
1533}
1436 OUTPUT: 1534 OUTPUT:
1437 RETVAL 1535 RETVAL
1438 1536
1439int 1537int
1440munlockall () 1538munlockall ()
1441 PROTOTYPE:
1442 CODE: 1539 CODE:
1443#if _POSIX_MEMLOCK 1540#if _POSIX_MEMLOCK
1444 munlockall (); 1541 munlockall ();
1445#else 1542#else
1446 RETVAL = -1; 1543 RETVAL = -1;

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