[ViewVC] Diff of: cvs/IO-AIO/AIO.xs

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.171 by root, Wed Aug 4 17:16:19 2010 UTC vs.
Revision 1.178 by root, Fri Jan 7 21:45:42 2011 UTC

…		…
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"
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 _XOPEN_SOURCE < 600 \|\| NO_FADVISE	145	#if !HAVE_POSIX_FADVISE
146	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */	146	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
147	#endif	147	#endif
148		148
149	#ifndef POSIX_MADV_NORMAL	149	#ifndef POSIX_MADV_NORMAL
150	# define POSIX_MADV_NORMAL 0	150	# define POSIX_MADV_NORMAL 0
151	# define NO_MADVISE 1
152	#endif	151	#endif
153	#ifndef POSIX_MADV_SEQUENTIAL	152	#ifndef POSIX_MADV_SEQUENTIAL
154	# define POSIX_MADV_SEQUENTIAL 0	153	# define POSIX_MADV_SEQUENTIAL 0
155	#endif	154	#endif
156	#ifndef POSIX_MADV_RANDOM	155	#ifndef POSIX_MADV_RANDOM
…		…
161	#endif	160	#endif
162	#ifndef POSIX_MADV_DONTNEED	161	#ifndef POSIX_MADV_DONTNEED
163	# define POSIX_MADV_DONTNEED 0	162	# define POSIX_MADV_DONTNEED 0
164	#endif	163	#endif
165		164
166	#if _XOPEN_SOURCE < 600 \|\| NO_MADVISE	165	#if !HAVE_POSIX_MADVISE
167	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	166	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
168	#endif	167	#endif
169		168
170	#ifndef PROT_NONE	169	#ifndef PROT_NONE
171	# define PROT_NONE 0	170	# define PROT_NONE 0
…		…
207	#ifndef ST_NODIRATIME	206	#ifndef ST_NODIRATIME
208	# define ST_NODIRATIME 0	207	# define ST_NODIRATIME 0
209	#endif	208	#endif
210	#ifndef ST_RELATIME	209	#ifndef ST_RELATIME
211	# define ST_RELATIME 0	210	# define ST_RELATIME 0
212	#endif
213
214	#ifndef MCL_CURRENT
215	# define MCL_CURRENT 0
216	#endif
217	#ifndef MCL_FUTURE
218	# define MCL_FUTURE 0
219	#endif	211	#endif
220		212
221	#ifndef MAP_ANONYMOUS	213	#ifndef MAP_ANONYMOUS
222	# ifdef MAP_ANON	214	# ifdef MAP_ANON
223	# define MAP_ANONYMOUS MAP_ANON	215	# define MAP_ANONYMOUS MAP_ANON
…		…
361	/* do not recreate the result IV from scratch each time */	353	/* do not recreate the result IV from scratch each time */
362	if (expect_true (sv_result_cache))	354	if (expect_true (sv_result_cache))
363	{	355	{
364	sv_result = sv_result_cache; sv_result_cache = 0;	356	sv_result = sv_result_cache; sv_result_cache = 0;
365	SvIV_set (sv_result, req->result);	357	SvIV_set (sv_result, req->result);
		358	SvIOK_only (sv_result);
366	}	359	}
367	else	360	else
368	{	361	{
369	sv_result = newSViv (req->result);	362	sv_result = newSViv (req->result);
370	SvREADONLY_on (sv_result);	363	SvREADONLY_on (sv_result);
…		…
534	SvSETMAGIC (req->sv2);	527	SvSETMAGIC (req->sv2);
535	PUSHs (sv_result);	528	PUSHs (sv_result);
536	}	529	}
537	break;	530	break;
538		531
539	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */	532	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
540	if (req->result > 0)	533	if (req->result > 0)
541	SvIV_set (sv_result, 0);	534	SvIV_set (sv_result, 0);
542	/* FALLTHROUGH */	535	/* FALLTHROUGH */
543		536
544	default:	537	default:
…		…
645		638
646	#if !_POSIX_MAPPED_FILES	639	#if !_POSIX_MAPPED_FILES
647	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	640	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
648	# define munmap(addr,length) (errno = ENOSYS, -1)	641	# define munmap(addr,length) (errno = ENOSYS, -1)
649	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)	642	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
		643	# define PROT_NONE 0
		644	# define PROT_WRITE 0
		645	# define MAP_PRIVATE 0
		646	# define MAP_SHARED 0
		647	# define MAP_FIXED 0
650	#endif	648	#endif
651		649
652	#define MMAP_MAGIC PERL_MAGIC_ext	650	#define MMAP_MAGIC PERL_MAGIC_ext
653		651
654	static int	652	static int
…		…
774	const_iv (MAP_LOCKED)	772	const_iv (MAP_LOCKED)
775	const_iv (MAP_NORESERVE)	773	const_iv (MAP_NORESERVE)
776	const_iv (MAP_POPULATE)	774	const_iv (MAP_POPULATE)
777	const_iv (MAP_NONBLOCK)	775	const_iv (MAP_NONBLOCK)
778		776
779	const_iv (MCL_FUTURE)	777	const_eio (MCL_FUTURE)
780	const_iv (MCL_CURRENT)	778	const_eio (MCL_CURRENT)
781		779
782	const_eio (MS_ASYNC)	780	const_eio (MS_ASYNC)
783	const_eio (MS_INVALIDATE)	781	const_eio (MS_INVALIDATE)
784	const_eio (MS_SYNC)	782	const_eio (MS_SYNC)
785		783
…		…
859	CODE:	857	CODE:
860	max_outstanding = maxreqs;	858	max_outstanding = maxreqs;
861		859
862	void	860	void
863	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	861	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)
864	PROTOTYPE: $$$;$
865	PPCODE:	862	PPCODE:
866	{	863	{
867	dREQ;	864	dREQ;
868		865
869	req->type = EIO_OPEN;	866	req->type = EIO_OPEN;
…		…
875	REQ_SEND;	872	REQ_SEND;
876	}	873	}
877		874
878	void	875	void
879	aio_fsync (SV fh, SV callback=&PL_sv_undef)	876	aio_fsync (SV fh, SV callback=&PL_sv_undef)
880	PROTOTYPE: $;$
881	ALIAS:	877	ALIAS:
882	aio_fsync = EIO_FSYNC	878	aio_fsync = EIO_FSYNC
883	aio_fdatasync = EIO_FDATASYNC	879	aio_fdatasync = EIO_FDATASYNC
884	PPCODE:	880	PPCODE:
885	{	881	{
…		…
893	REQ_SEND (req);	889	REQ_SEND (req);
894	}	890	}
895		891
896	void	892	void
897	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	893	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
898	PROTOTYPE: $$$$;$
899	PPCODE:	894	PPCODE:
900	{	895	{
901	int fd = s_fileno_croak (fh, 0);	896	int fd = s_fileno_croak (fh, 0);
902	dREQ;	897	dREQ;
903		898
…		…
911	REQ_SEND (req);	906	REQ_SEND (req);
912	}	907	}
913		908
914	void	909	void
915	aio_close (SV fh, SV callback=&PL_sv_undef)	910	aio_close (SV fh, SV callback=&PL_sv_undef)
916	PROTOTYPE: $;$
917	PPCODE:	911	PPCODE:
918	{	912	{
919	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	913	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
920	int fd = s_fileno_croak (fh, 0);	914	int fd = s_fileno_croak (fh, 0);
921	dREQ;	915	dREQ;
…		…
943	void	937	void
944	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	938	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
945	ALIAS:	939	ALIAS:
946	aio_read = EIO_READ	940	aio_read = EIO_READ
947	aio_write = EIO_WRITE	941	aio_write = EIO_WRITE
948	PROTOTYPE: $$$$$;$
949	PPCODE:	942	PPCODE:
950	{	943	{
951	STRLEN svlen;	944	STRLEN svlen;
952	int fd = s_fileno_croak (fh, ix == EIO_WRITE);	945	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
953	char *svptr = SvPVbyte (data, svlen);	946	char *svptr = SvPVbyte (data, svlen);
…		…
994	}	987	}
995	}	988	}
996		989
997	void	990	void
998	aio_readlink (SV8 path, SV callback=&PL_sv_undef)	991	aio_readlink (SV8 path, SV callback=&PL_sv_undef)
999	PROTOTYPE: $$;$
1000	PPCODE:	992	PPCODE:
1001	{	993	{
1002	SV *data;	994	SV *data;
1003	dREQ;	995	dREQ;
1004		996
…		…
1009	REQ_SEND;	1001	REQ_SEND;
1010	}	1002	}
1011		1003
1012	void	1004	void
1013	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1005	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
1014	PROTOTYPE: $$$$;$
1015	PPCODE:	1006	PPCODE:
1016	{	1007	{
1017	int ifd = s_fileno_croak (in_fh , 0);	1008	int ifd = s_fileno_croak (in_fh , 0);
1018	int ofd = s_fileno_croak (out_fh, 1);	1009	int ofd = s_fileno_croak (out_fh, 1);
1019	dREQ;	1010	dREQ;
…		…
1029	REQ_SEND;	1020	REQ_SEND;
1030	}	1021	}
1031		1022
1032	void	1023	void
1033	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1024	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
1034	PROTOTYPE: $$$;$
1035	PPCODE:	1025	PPCODE:
1036	{	1026	{
1037	int fd = s_fileno_croak (fh, 0);	1027	int fd = s_fileno_croak (fh, 0);
1038	dREQ;	1028	dREQ;
1039		1029
…		…
1240	void	1230	void
1241	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1231	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1242	ALIAS:	1232	ALIAS:
1243	aio_mtouch = EIO_MTOUCH	1233	aio_mtouch = EIO_MTOUCH
1244	aio_msync = EIO_MSYNC	1234	aio_msync = EIO_MSYNC
1245	PROTOTYPE: $$$$;$
1246	PPCODE:	1235	PPCODE:
1247	{	1236	{
1248	STRLEN svlen;	1237	STRLEN svlen;
		1238	char *svptr = SvPVbyte (data, svlen);
1249	UV len = SvUV (length);	1239	UV len = SvUV (length);
1250	char *svptr = SvPVbyte (data, svlen);
1251		1240
1252	if (offset < 0)	1241	if (offset < 0)
1253	offset += svlen;	1242	offset += svlen;
1254		1243
1255	if (offset < 0 \|\| offset > svlen)	1244	if (offset < 0 \|\| offset > svlen)
…		…
1260		1249
1261	{	1250	{
1262	dREQ;	1251	dREQ;
1263		1252
1264	req->type = ix;	1253	req->type = ix;
1265	req->size = len;
1266	req->sv2 = SvREFCNT_inc (data);	1254	req->sv2 = SvREFCNT_inc (data);
1267	req->ptr2 = (char *)svptr + offset;	1255	req->ptr2 = (char *)svptr + offset;
		1256	req->size = len;
1268	req->int1 = flags;	1257	req->int1 = flags;
1269		1258
1270	REQ_SEND;	1259	REQ_SEND;
1271	}	1260	}
1272	}	1261	}
1273		1262
1274	void	1263	void
		1264	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback=&PL_sv_undef)
		1265	PPCODE:
		1266	{
		1267	STRLEN svlen;
		1268	char *svptr = SvPVbyte (data, svlen);
		1269	UV len = SvUV (length);
		1270
		1271	if (offset < 0)
		1272	offset += svlen;
		1273
		1274	if (offset < 0 \|\| offset > svlen)
		1275	croak ("offset outside of scalar");
		1276
		1277	if (!SvOK (length) \|\| len + offset > svlen)
		1278	len = svlen - offset;
		1279
		1280	{
		1281	dREQ;
		1282
		1283	req->type = EIO_MLOCK;
		1284	req->sv2 = SvREFCNT_inc (data);
		1285	req->ptr2 = (char *)svptr + offset;
		1286	req->size = len;
		1287
		1288	REQ_SEND;
		1289	}
		1290	}
		1291
		1292	void
		1293	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
		1294	PPCODE:
		1295	{
		1296	dREQ;
		1297
		1298	req->type = EIO_MLOCKALL;
		1299	req->int1 = flags;
		1300
		1301	REQ_SEND;
		1302	}
		1303
		1304	void
1275	aio_busy (double delay, SV *callback=&PL_sv_undef)	1305	aio_busy (double delay, SV *callback=&PL_sv_undef)
1276	PPCODE:	1306	PPCODE:
1277	{	1307	{
1278	dREQ;	1308	dREQ;
1279		1309
…		…
1283	REQ_SEND;	1313	REQ_SEND;
1284	}	1314	}
1285		1315
1286	void	1316	void
1287	aio_group (SV *callback=&PL_sv_undef)	1317	aio_group (SV *callback=&PL_sv_undef)
1288	PROTOTYPE: ;$
1289	PPCODE:	1318	PPCODE:
1290	{	1319	{
1291	dREQ;	1320	dREQ;
1292		1321
1293	req->type = EIO_GROUP;	1322	req->type = EIO_GROUP;
…		…
1310	REQ_SEND;	1339	REQ_SEND;
1311	}	1340	}
1312		1341
1313	int	1342	int
1314	aioreq_pri (int pri = 0)	1343	aioreq_pri (int pri = 0)
1315	PROTOTYPE: ;$
1316	CODE:	1344	CODE:
1317	RETVAL = next_pri;	1345	RETVAL = next_pri;
1318	if (items > 0)	1346	if (items > 0)
1319	{	1347	{
1320	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1348	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1332	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1360	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1333	next_pri = nice;	1361	next_pri = nice;
1334		1362
1335	void	1363	void
1336	flush ()	1364	flush ()
1337	PROTOTYPE:
1338	CODE:	1365	CODE:
1339	while (eio_nreqs ())	1366	while (eio_nreqs ())
1340	{	1367	{
1341	poll_wait ();	1368	poll_wait ();
1342	poll_cb ();	1369	poll_cb ();
1343	}	1370	}
1344		1371
1345	int	1372	int
1346	poll()	1373	poll ()
1347	PROTOTYPE:
1348	CODE:	1374	CODE:
1349	poll_wait ();	1375	poll_wait ();
1350	RETVAL = poll_cb ();	1376	RETVAL = poll_cb ();
1351	OUTPUT:	1377	OUTPUT:
1352	RETVAL	1378	RETVAL
1353		1379
1354	int	1380	int
1355	poll_fileno()	1381	poll_fileno ()
1356	PROTOTYPE:
1357	CODE:	1382	CODE:
1358	RETVAL = s_epipe_fd (&respipe);	1383	RETVAL = s_epipe_fd (&respipe);
1359	OUTPUT:	1384	OUTPUT:
1360	RETVAL	1385	RETVAL
1361		1386
1362	int	1387	int
1363	poll_cb(...)	1388	poll_cb (...)
1364	PROTOTYPE:	1389	PROTOTYPE:
1365	CODE:	1390	CODE:
1366	RETVAL = poll_cb ();	1391	RETVAL = poll_cb ();
1367	OUTPUT:	1392	OUTPUT:
1368	RETVAL	1393	RETVAL
1369		1394
1370	void	1395	void
1371	poll_wait()	1396	poll_wait ()
1372	PROTOTYPE:
1373	CODE:	1397	CODE:
1374	poll_wait ();	1398	poll_wait ();
1375		1399
1376	int	1400	int
1377	nreqs()	1401	nreqs ()
1378	PROTOTYPE:
1379	CODE:	1402	CODE:
1380	RETVAL = eio_nreqs ();	1403	RETVAL = eio_nreqs ();
1381	OUTPUT:	1404	OUTPUT:
1382	RETVAL	1405	RETVAL
1383		1406
1384	int	1407	int
1385	nready()	1408	nready ()
1386	PROTOTYPE:
1387	CODE:	1409	CODE:
1388	RETVAL = eio_nready ();	1410	RETVAL = eio_nready ();
1389	OUTPUT:	1411	OUTPUT:
1390	RETVAL	1412	RETVAL
1391		1413
1392	int	1414	int
1393	npending()	1415	npending ()
1394	PROTOTYPE:
1395	CODE:	1416	CODE:
1396	RETVAL = eio_npending ();	1417	RETVAL = eio_npending ();
1397	OUTPUT:	1418	OUTPUT:
1398	RETVAL	1419	RETVAL
1399		1420
1400	int	1421	int
1401	nthreads()	1422	nthreads ()
1402	PROTOTYPE:
1403	CODE:	1423	CODE:
1404	RETVAL = eio_nthreads ();	1424	RETVAL = eio_nthreads ();
1405	OUTPUT:	1425	OUTPUT:
1406	RETVAL	1426	RETVAL
1407		1427
1408	int	1428	int
1409	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)	1429	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1410	PROTOTYPE: $$$$
1411	CODE:	1430	CODE:
1412	RETVAL = posix_fadvise (fh, offset, length, advice);	1431	RETVAL = posix_fadvise (fh, offset, length, advice);
1413	OUTPUT:	1432	OUTPUT:
1414	RETVAL	1433	RETVAL
1415		1434
1416	ssize_t	1435	ssize_t
1417	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1436	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1418	PROTOTYPE: $$$$
1419	CODE:	1437	CODE:
1420	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1438	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1421	OUTPUT:	1439	OUTPUT:
1422	RETVAL	1440	RETVAL
1423		1441
1424	void	1442	void
1425	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1443	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)
1426	PROTOTYPE: $$$$$;$
1427	PPCODE:	1444	PPCODE:
1428	sv_unmagic (scalar, MMAP_MAGIC);	1445	sv_unmagic (scalar, MMAP_MAGIC);
1429	{	1446	{
1430	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1447	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1431	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1448	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1454	XSRETURN_YES;	1471	XSRETURN_YES;
1455	}	1472	}
1456		1473
1457	void	1474	void
1458	munmap (SV *scalar)	1475	munmap (SV *scalar)
1459	PROTOTYPE: $
1460	CODE:	1476	CODE:
1461	sv_unmagic (scalar, MMAP_MAGIC);	1477	sv_unmagic (scalar, MMAP_MAGIC);
1462		1478
1463	int	1479	int
1464	madvise (SV *scalar, off_t offset, off_t length, IV advice_or_prot)	1480	madvise (SV scalar, off_t offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
1465	ALIAS:	1481	ALIAS:
1466	mprotect = 1	1482	mprotect = 1
1467	PROTOTYPE: $$$$
1468	CODE:	1483	CODE:
1469	{	1484	{
1470	STRLEN cur;	1485	STRLEN svlen;
1471	char *addr = SvPVbyte (scalar, cur);	1486	void *addr = SvPVbyte (scalar, svlen);
		1487	size_t len = SvUV (length);
1472		1488
1473	if (offset > cur)	1489	if (offset < 0)
1474	RETVAL = errno = EFAULT;	1490	offset += svlen;
1475	else	1491
		1492	if (offset < 0 \|\| offset > svlen)
		1493	croak ("offset outside of scalar");
		1494
		1495	if (!SvOK (length) \|\| len + offset > svlen)
		1496	len = svlen - offset;
		1497
		1498	addr = (void *)(((intptr_t)addr) + offset);
		1499	eio_page_align (&addr, &len);
		1500
		1501	switch (ix)
1476	{	1502	{
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;	1503	case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
1486	case 1: RETVAL = mprotect (addr + offset, length, advice_or_prot); break;	1504	case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
1487	}
1488	}	1505	}
1489	}	1506	}
1490	OUTPUT:	1507	OUTPUT:
1491	RETVAL	1508	RETVAL
1492		1509
1493	int	1510	int
1494	mlockall (int flags)	1511	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)
1495	PROTOTYPE: $
1496	CODE:	1512	CODE:
		1513	{
		1514	STRLEN svlen;
		1515	void *addr = SvPVbyte (scalar, svlen);
		1516	size_t len = SvUV (length);
		1517
		1518	if (offset < 0)
		1519	offset += svlen;
		1520
		1521	if (offset < 0 \|\| offset > svlen)
		1522	croak ("offset outside of scalar");
		1523
		1524	if (!SvOK (length) \|\| len + offset > svlen)
		1525	len = svlen - offset;
		1526
		1527	addr = (void *)(((intptr_t)addr) + offset);
		1528	eio_page_align (&addr, &len);
1497	#if _POSIX_MEMLOCK	1529	#if _POSIX_MEMLOCK_RANGE
1498	#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7	1530	RETVAL = munlock (addr, len);
1499	extern int mallopt (int, int);
1500	mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */
1501	#endif
1502	mlockall (flags);
1503	#else	1531	#else
1504	RETVAL = -1;	1532	RETVAL = ((errno = ENOSYS), -1);
1505	errno = ENOSYS;
1506	#endif	1533	#endif
		1534	}
1507	OUTPUT:	1535	OUTPUT:
1508	RETVAL	1536	RETVAL
1509		1537
1510	int	1538	int
1511	munlockall ()	1539	munlockall ()
1512	PROTOTYPE:
1513	CODE:	1540	CODE:
1514	#if _POSIX_MEMLOCK	1541	#if _POSIX_MEMLOCK
1515	munlockall ();	1542	munlockall ();
1516	#else	1543	#else
1517	RETVAL = -1;	1544	RETVAL = -1;

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.171 by root, Wed Aug 4 17:16:19 2010 UTC vs. Revision 1.178 by root, Fri Jan 7 21:45:42 2011 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.171 by root, Wed Aug 4 17:16:19 2010 UTC vs.
Revision 1.178 by root, Fri Jan 7 21:45:42 2011 UTC