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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.169 by root, Wed Aug 4 16:06:54 2010 UTC vs.
Revision 1.180 by root, Fri Feb 11 00:05:17 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 !HAVE_POSIX_FADVISE
		146	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
		147	#endif
		148
145	#ifndef POSIX_MADV_NORMAL	149	#ifndef POSIX_MADV_NORMAL
146	# define POSIX_MADV_NORMAL 0	150	# define POSIX_MADV_NORMAL 0
147	# define NO_MADVISE 1
148	#endif	151	#endif
149	#ifndef POSIX_MADV_SEQUENTIAL	152	#ifndef POSIX_MADV_SEQUENTIAL
150	# define POSIX_MADV_SEQUENTIAL 0	153	# define POSIX_MADV_SEQUENTIAL 0
151	#endif	154	#endif
152	#ifndef POSIX_MADV_RANDOM	155	#ifndef POSIX_MADV_RANDOM
…		…
157	#endif	160	#endif
158	#ifndef POSIX_MADV_DONTNEED	161	#ifndef POSIX_MADV_DONTNEED
159	# define POSIX_MADV_DONTNEED 0	162	# define POSIX_MADV_DONTNEED 0
160	#endif	163	#endif
161		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
162	#ifndef ST_NODEV	182	#ifndef ST_NODEV
163	# define ST_NODEV 0	183	# define ST_NODEV 0
164	#endif	184	#endif
165	#ifndef ST_NOEXEC	185	#ifndef ST_NOEXEC
166	# define ST_NOEXEC 0	186	# define ST_NOEXEC 0
…		…
188	#endif	208	#endif
189	#ifndef ST_RELATIME	209	#ifndef ST_RELATIME
190	# define ST_RELATIME 0	210	# define ST_RELATIME 0
191	#endif	211	#endif
192		212
193	#ifndef MCL_CURRENT	213	#ifndef S_IFIFO
194	# define MCL_CURRENT 0	214	# define S_IFIFO 0
195	#endif	215	#endif
196	#ifndef MCL_FUTURE	216	#ifndef S_IFCHR
197	# define MCL_FUTURE 0	217	# define S_IFCHR 0
		218	#endif
		219	#ifndef S_IFBLK
		220	# define S_IFBLK 0
		221	#endif
		222	#ifndef S_IFLNK
		223	# define S_IFLNK 0
		224	#endif
		225	#ifndef S_IFREG
		226	# define S_IFREG 0
		227	#endif
		228	#ifndef S_IFDIR
		229	# define S_IFDIR 0
		230	#endif
		231	#ifndef S_IFWHT
		232	# define S_IFWHT 0
		233	#endif
		234	#ifndef S_IFSOCK
		235	# define S_IFSOCK 0
198	#endif	236	#endif
199		237
200	#ifndef MAP_ANONYMOUS	238	#ifndef MAP_ANONYMOUS
201	# ifdef MAP_ANON	239	# ifdef MAP_ANON
202	# define MAP_ANONYMOUS MAP_ANON	240	# define MAP_ANONYMOUS MAP_ANON
…		…
216	#ifndef MAP_POPULATE	254	#ifndef MAP_POPULATE
217	# define MAP_POPULATE 0	255	# define MAP_POPULATE 0
218	#endif	256	#endif
219	#ifndef MAP_NONBLOCK	257	#ifndef MAP_NONBLOCK
220	# define MAP_NONBLOCK 0	258	# define MAP_NONBLOCK 0
		259	#endif
		260
		261	#ifndef makedev
		262	# define makedev(maj,min) (((maj) << 8) \| (min))
		263	#endif
		264	#ifndef major
		265	# define major(dev) ((dev) >> 8)
		266	#endif
		267	#ifndef minor
		268	# define minor(dev) ((dev) & 0xff)
221	#endif	269	#endif
222		270
223	#ifndef PAGESIZE	271	#ifndef PAGESIZE
224	# define PAGESIZE sysconf (_SC_PAGESIZE)	272	# define PAGESIZE sysconf (_SC_PAGESIZE)
225	#endif	273	#endif
…		…
340	/* do not recreate the result IV from scratch each time */	388	/* do not recreate the result IV from scratch each time */
341	if (expect_true (sv_result_cache))	389	if (expect_true (sv_result_cache))
342	{	390	{
343	sv_result = sv_result_cache; sv_result_cache = 0;	391	sv_result = sv_result_cache; sv_result_cache = 0;
344	SvIV_set (sv_result, req->result);	392	SvIV_set (sv_result, req->result);
		393	SvIOK_only (sv_result);
345	}	394	}
346	else	395	else
347	{	396	{
348	sv_result = newSViv (req->result);	397	sv_result = newSViv (req->result);
349	SvREADONLY_on (sv_result);	398	SvREADONLY_on (sv_result);
…		…
513	SvSETMAGIC (req->sv2);	562	SvSETMAGIC (req->sv2);
514	PUSHs (sv_result);	563	PUSHs (sv_result);
515	}	564	}
516	break;	565	break;
517		566
518	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */	567	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
519	if (req->result > 0)	568	if (req->result > 0)
520	SvIV_set (sv_result, 0);	569	SvIV_set (sv_result, 0);
521	/* FALLTHROUGH */	570	/* FALLTHROUGH */
522		571
523	default:	572	default:
…		…
623	/*****************************************************************************/	672	/*****************************************************************************/
624		673
625	#if !_POSIX_MAPPED_FILES	674	#if !_POSIX_MAPPED_FILES
626	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	675	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
627	# define munmap(addr,length) (errno = ENOSYS, -1)	676	# define munmap(addr,length) (errno = ENOSYS, -1)
		677	#endif
		678
		679	#if !_POSIX_MEMORY_PROTECTION
		680	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
		681	# define PROT_NONE 0
		682	# define PROT_WRITE 0
		683	# define MAP_PRIVATE 0
		684	# define MAP_SHARED 0
		685	# define MAP_FIXED 0
628	#endif	686	#endif
629		687
630	#define MMAP_MAGIC PERL_MAGIC_ext	688	#define MMAP_MAGIC PERL_MAGIC_ext
631		689
632	static int	690	static int
…		…
706	const_iv (O_RDWR)	764	const_iv (O_RDWR)
707	const_iv (O_CREAT)	765	const_iv (O_CREAT)
708	const_iv (O_TRUNC)	766	const_iv (O_TRUNC)
709	const_iv (O_EXCL)	767	const_iv (O_EXCL)
710	const_iv (O_APPEND)	768	const_iv (O_APPEND)
711	#ifndef _WIN32	769
712	const_iv (S_IFIFO)	770	const_iv (S_IFIFO)
713	#endif	771	const_iv (S_IFCHR)
		772	const_iv (S_IFBLK)
		773	const_iv (S_IFLNK)
		774	const_iv (S_IFREG)
		775	const_iv (S_IFDIR)
		776	const_iv (S_IFWHT)
		777	const_iv (S_IFSOCK)
		778	const_iv (S_IFMT)
		779
714	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)	780	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
715	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)	781	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
716	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)	782	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
717	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)	783	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
718	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)	784	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
…		…
735	const_iv (ST_IMMUTABLE)	801	const_iv (ST_IMMUTABLE)
736	const_iv (ST_NOATIME)	802	const_iv (ST_NOATIME)
737	const_iv (ST_NODIRATIME)	803	const_iv (ST_NODIRATIME)
738	const_iv (ST_RELATIME)	804	const_iv (ST_RELATIME)
739		805
		806	const_iv (PROT_NONE)
740	const_iv (PROT_EXEC)	807	const_iv (PROT_EXEC)
741	const_iv (PROT_NONE)
742	const_iv (PROT_READ)	808	const_iv (PROT_READ)
743	const_iv (PROT_WRITE)	809	const_iv (PROT_WRITE)
744		810
745	/const_iv (MAP_FIXED)/	811	/const_iv (MAP_FIXED)/
746	const_iv (MAP_PRIVATE)	812	const_iv (MAP_PRIVATE)
…		…
752	const_iv (MAP_LOCKED)	818	const_iv (MAP_LOCKED)
753	const_iv (MAP_NORESERVE)	819	const_iv (MAP_NORESERVE)
754	const_iv (MAP_POPULATE)	820	const_iv (MAP_POPULATE)
755	const_iv (MAP_NONBLOCK)	821	const_iv (MAP_NONBLOCK)
756		822
757	const_iv (MCL_FUTURE)	823	const_eio (MCL_FUTURE)
758	const_iv (MCL_CURRENT)	824	const_eio (MCL_CURRENT)
759		825
760	const_eio (MS_ASYNC)	826	const_eio (MS_ASYNC)
761	const_eio (MS_INVALIDATE)	827	const_eio (MS_INVALIDATE)
762	const_eio (MS_SYNC)	828	const_eio (MS_SYNC)
763		829
…		…
837	CODE:	903	CODE:
838	max_outstanding = maxreqs;	904	max_outstanding = maxreqs;
839		905
840	void	906	void
841	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	907	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)
842	PROTOTYPE: $$$;$
843	PPCODE:	908	PPCODE:
844	{	909	{
845	dREQ;	910	dREQ;
846		911
847	req->type = EIO_OPEN;	912	req->type = EIO_OPEN;
…		…
853	REQ_SEND;	918	REQ_SEND;
854	}	919	}
855		920
856	void	921	void
857	aio_fsync (SV fh, SV callback=&PL_sv_undef)	922	aio_fsync (SV fh, SV callback=&PL_sv_undef)
858	PROTOTYPE: $;$
859	ALIAS:	923	ALIAS:
860	aio_fsync = EIO_FSYNC	924	aio_fsync = EIO_FSYNC
861	aio_fdatasync = EIO_FDATASYNC	925	aio_fdatasync = EIO_FDATASYNC
862	PPCODE:	926	PPCODE:
863	{	927	{
…		…
871	REQ_SEND (req);	935	REQ_SEND (req);
872	}	936	}
873		937
874	void	938	void
875	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	939	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
876	PROTOTYPE: $$$$;$
877	PPCODE:	940	PPCODE:
878	{	941	{
879	int fd = s_fileno_croak (fh, 0);	942	int fd = s_fileno_croak (fh, 0);
880	dREQ;	943	dREQ;
881		944
…		…
889	REQ_SEND (req);	952	REQ_SEND (req);
890	}	953	}
891		954
892	void	955	void
893	aio_close (SV fh, SV callback=&PL_sv_undef)	956	aio_close (SV fh, SV callback=&PL_sv_undef)
894	PROTOTYPE: $;$
895	PPCODE:	957	PPCODE:
896	{	958	{
897	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	959	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
898	int fd = s_fileno_croak (fh, 0);	960	int fd = s_fileno_croak (fh, 0);
899	dREQ;	961	dREQ;
…		…
921	void	983	void
922	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	984	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
923	ALIAS:	985	ALIAS:
924	aio_read = EIO_READ	986	aio_read = EIO_READ
925	aio_write = EIO_WRITE	987	aio_write = EIO_WRITE
926	PROTOTYPE: $$$$$;$
927	PPCODE:	988	PPCODE:
928	{	989	{
929	STRLEN svlen;	990	STRLEN svlen;
930	int fd = s_fileno_croak (fh, ix == EIO_WRITE);	991	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
931	char *svptr = SvPVbyte (data, svlen);	992	char *svptr = SvPVbyte (data, svlen);
…		…
972	}	1033	}
973	}	1034	}
974		1035
975	void	1036	void
976	aio_readlink (SV8 path, SV callback=&PL_sv_undef)	1037	aio_readlink (SV8 path, SV callback=&PL_sv_undef)
977	PROTOTYPE: $$;$
978	PPCODE:	1038	PPCODE:
979	{	1039	{
980	SV *data;	1040	SV *data;
981	dREQ;	1041	dREQ;
982		1042
…		…
987	REQ_SEND;	1047	REQ_SEND;
988	}	1048	}
989		1049
990	void	1050	void
991	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1051	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
992	PROTOTYPE: $$$$;$
993	PPCODE:	1052	PPCODE:
994	{	1053	{
995	int ifd = s_fileno_croak (in_fh , 0);	1054	int ifd = s_fileno_croak (in_fh , 0);
996	int ofd = s_fileno_croak (out_fh, 1);	1055	int ofd = s_fileno_croak (out_fh, 1);
997	dREQ;	1056	dREQ;
…		…
1007	REQ_SEND;	1066	REQ_SEND;
1008	}	1067	}
1009		1068
1010	void	1069	void
1011	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1070	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
1012	PROTOTYPE: $$$;$
1013	PPCODE:	1071	PPCODE:
1014	{	1072	{
1015	int fd = s_fileno_croak (fh, 0);	1073	int fd = s_fileno_croak (fh, 0);
1016	dREQ;	1074	dREQ;
1017		1075
…		…
1048	}	1106	}
1049		1107
1050	REQ_SEND;	1108	REQ_SEND;
1051	}	1109	}
1052		1110
		1111	UV
		1112	major (UV dev)
		1113	ALIAS:
		1114	minor = 1
		1115	CODE:
		1116	RETVAL = ix ? major (dev) : minor (dev);
		1117	OUTPUT:
		1118	RETVAL
		1119
		1120	UV
		1121	makedev (UV maj, UV min)
		1122	CODE:
		1123	RETVAL = makedev (maj, min);
		1124	OUTPUT:
		1125	RETVAL
		1126
1053	void	1127	void
1054	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)	1128	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)
1055	PPCODE:	1129	PPCODE:
1056	{	1130	{
1057	dREQ;	1131	dREQ;
…		…
1218	void	1292	void
1219	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1293	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1220	ALIAS:	1294	ALIAS:
1221	aio_mtouch = EIO_MTOUCH	1295	aio_mtouch = EIO_MTOUCH
1222	aio_msync = EIO_MSYNC	1296	aio_msync = EIO_MSYNC
1223	PROTOTYPE: $$$$;$
1224	PPCODE:	1297	PPCODE:
1225	{	1298	{
1226	STRLEN svlen;	1299	STRLEN svlen;
		1300	char *svptr = SvPVbyte (data, svlen);
1227	UV len = SvUV (length);	1301	UV len = SvUV (length);
1228	char *svptr = SvPVbyte (data, svlen);
1229		1302
1230	if (offset < 0)	1303	if (offset < 0)
1231	offset += svlen;	1304	offset += svlen;
1232		1305
1233	if (offset < 0 \|\| offset > svlen)	1306	if (offset < 0 \|\| offset > svlen)
…		…
1238		1311
1239	{	1312	{
1240	dREQ;	1313	dREQ;
1241		1314
1242	req->type = ix;	1315	req->type = ix;
1243	req->size = len;
1244	req->sv2 = SvREFCNT_inc (data);	1316	req->sv2 = SvREFCNT_inc (data);
1245	req->ptr2 = (char *)svptr + offset;	1317	req->ptr2 = (char *)svptr + offset;
		1318	req->size = len;
1246	req->int1 = flags;	1319	req->int1 = flags;
1247		1320
1248	REQ_SEND;	1321	REQ_SEND;
1249	}	1322	}
1250	}	1323	}
1251		1324
1252	void	1325	void
		1326	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback=&PL_sv_undef)
		1327	PPCODE:
		1328	{
		1329	STRLEN svlen;
		1330	char *svptr = SvPVbyte (data, svlen);
		1331	UV len = SvUV (length);
		1332
		1333	if (offset < 0)
		1334	offset += svlen;
		1335
		1336	if (offset < 0 \|\| offset > svlen)
		1337	croak ("offset outside of scalar");
		1338
		1339	if (!SvOK (length) \|\| len + offset > svlen)
		1340	len = svlen - offset;
		1341
		1342	{
		1343	dREQ;
		1344
		1345	req->type = EIO_MLOCK;
		1346	req->sv2 = SvREFCNT_inc (data);
		1347	req->ptr2 = (char *)svptr + offset;
		1348	req->size = len;
		1349
		1350	REQ_SEND;
		1351	}
		1352	}
		1353
		1354	void
		1355	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
		1356	PPCODE:
		1357	{
		1358	dREQ;
		1359
		1360	req->type = EIO_MLOCKALL;
		1361	req->int1 = flags;
		1362
		1363	REQ_SEND;
		1364	}
		1365
		1366	void
1253	aio_busy (double delay, SV *callback=&PL_sv_undef)	1367	aio_busy (double delay, SV *callback=&PL_sv_undef)
1254	PPCODE:	1368	PPCODE:
1255	{	1369	{
1256	dREQ;	1370	dREQ;
1257		1371
…		…
1261	REQ_SEND;	1375	REQ_SEND;
1262	}	1376	}
1263		1377
1264	void	1378	void
1265	aio_group (SV *callback=&PL_sv_undef)	1379	aio_group (SV *callback=&PL_sv_undef)
1266	PROTOTYPE: ;$
1267	PPCODE:	1380	PPCODE:
1268	{	1381	{
1269	dREQ;	1382	dREQ;
1270		1383
1271	req->type = EIO_GROUP;	1384	req->type = EIO_GROUP;
…		…
1288	REQ_SEND;	1401	REQ_SEND;
1289	}	1402	}
1290		1403
1291	int	1404	int
1292	aioreq_pri (int pri = 0)	1405	aioreq_pri (int pri = 0)
1293	PROTOTYPE: ;$
1294	CODE:	1406	CODE:
1295	RETVAL = next_pri;	1407	RETVAL = next_pri;
1296	if (items > 0)	1408	if (items > 0)
1297	{	1409	{
1298	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1410	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1310	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1422	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1311	next_pri = nice;	1423	next_pri = nice;
1312		1424
1313	void	1425	void
1314	flush ()	1426	flush ()
1315	PROTOTYPE:
1316	CODE:	1427	CODE:
1317	while (eio_nreqs ())	1428	while (eio_nreqs ())
1318	{	1429	{
1319	poll_wait ();	1430	poll_wait ();
1320	poll_cb ();	1431	poll_cb ();
1321	}	1432	}
1322		1433
1323	int	1434	int
1324	poll()	1435	poll ()
1325	PROTOTYPE:
1326	CODE:	1436	CODE:
1327	poll_wait ();	1437	poll_wait ();
1328	RETVAL = poll_cb ();	1438	RETVAL = poll_cb ();
1329	OUTPUT:	1439	OUTPUT:
1330	RETVAL	1440	RETVAL
1331		1441
1332	int	1442	int
1333	poll_fileno()	1443	poll_fileno ()
1334	PROTOTYPE:
1335	CODE:	1444	CODE:
1336	RETVAL = s_epipe_fd (&respipe);	1445	RETVAL = s_epipe_fd (&respipe);
1337	OUTPUT:	1446	OUTPUT:
1338	RETVAL	1447	RETVAL
1339		1448
1340	int	1449	int
1341	poll_cb(...)	1450	poll_cb (...)
1342	PROTOTYPE:	1451	PROTOTYPE:
1343	CODE:	1452	CODE:
1344	RETVAL = poll_cb ();	1453	RETVAL = poll_cb ();
1345	OUTPUT:	1454	OUTPUT:
1346	RETVAL	1455	RETVAL
1347		1456
1348	void	1457	void
1349	poll_wait()	1458	poll_wait ()
1350	PROTOTYPE:
1351	CODE:	1459	CODE:
1352	poll_wait ();	1460	poll_wait ();
1353		1461
1354	int	1462	int
1355	nreqs()	1463	nreqs ()
1356	PROTOTYPE:
1357	CODE:	1464	CODE:
1358	RETVAL = eio_nreqs ();	1465	RETVAL = eio_nreqs ();
1359	OUTPUT:	1466	OUTPUT:
1360	RETVAL	1467	RETVAL
1361		1468
1362	int	1469	int
1363	nready()	1470	nready ()
1364	PROTOTYPE:
1365	CODE:	1471	CODE:
1366	RETVAL = eio_nready ();	1472	RETVAL = eio_nready ();
1367	OUTPUT:	1473	OUTPUT:
1368	RETVAL	1474	RETVAL
1369		1475
1370	int	1476	int
1371	npending()	1477	npending ()
1372	PROTOTYPE:
1373	CODE:	1478	CODE:
1374	RETVAL = eio_npending ();	1479	RETVAL = eio_npending ();
1375	OUTPUT:	1480	OUTPUT:
1376	RETVAL	1481	RETVAL
1377		1482
1378	int	1483	int
1379	nthreads()	1484	nthreads ()
1380	PROTOTYPE:
1381	CODE:	1485	CODE:
1382	RETVAL = eio_nthreads ();	1486	RETVAL = eio_nthreads ();
1383	OUTPUT:	1487	OUTPUT:
1384	RETVAL	1488	RETVAL
1385		1489
1386	int	1490	int
1387	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)	1491	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1388	PROTOTYPE: $$$$
1389	CODE:	1492	CODE:
1390	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1391	RETVAL = posix_fadvise (fh, offset, length, advice);	1493	RETVAL = posix_fadvise (fh, offset, length, advice);
1392	#else
1393	RETVAL = errno = ENOSYS; /* yes, this is actually correct */
1394	#endif
1395	OUTPUT:	1494	OUTPUT:
1396	RETVAL	1495	RETVAL
1397		1496
1398	ssize_t	1497	ssize_t
1399	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1498	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1400	PROTOTYPE: $$$$
1401	CODE:	1499	CODE:
1402	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1500	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1403	OUTPUT:	1501	OUTPUT:
1404	RETVAL	1502	RETVAL
1405		1503
1406	void	1504	void
1407	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1505	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)
1408	PROTOTYPE: $$$$$;$
1409	PPCODE:	1506	PPCODE:
1410	sv_unmagic (scalar, MMAP_MAGIC);	1507	sv_unmagic (scalar, MMAP_MAGIC);
1411	{	1508	{
1412	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1509	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1413	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1510	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1436	XSRETURN_YES;	1533	XSRETURN_YES;
1437	}	1534	}
1438		1535
1439	void	1536	void
1440	munmap (SV *scalar)	1537	munmap (SV *scalar)
1441	PROTOTYPE: $
1442	CODE:	1538	CODE:
1443	sv_unmagic (scalar, MMAP_MAGIC);	1539	sv_unmagic (scalar, MMAP_MAGIC);
1444		1540
1445	int	1541	int
1446	madvise (SV *scalar, off_t offset, off_t length, IV advice)	1542	madvise (SV scalar, off_t offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
1447	PROTOTYPE: $$$$	1543	ALIAS:
		1544	mprotect = 1
1448	CODE:	1545	CODE:
1449	{	1546	{
1450	char *addr = SvPV_nolen (scalar) + offset;	1547	STRLEN svlen;
		1548	void *addr = SvPVbyte (scalar, svlen);
		1549	size_t len = SvUV (length);
1451		1550
1452	if (!SvOK (ST (2)))	1551	if (offset < 0)
		1552	offset += svlen;
		1553
		1554	if (offset < 0 \|\| offset > svlen)
		1555	croak ("offset outside of scalar");
		1556
		1557	if (!SvOK (length) \|\| len + offset > svlen)
1453	length = SvCUR (scalar) - offset;	1558	len = svlen - offset;
1454		1559
1455	if (addr >= SvEND (scalar) \|\| length <= 0)	1560	addr = (void *)(((intptr_t)addr) + offset);
1456	XSRETURN_EMPTY;	1561	eio_page_align (&addr, &len);
1457		1562
1458	#if _XOPEN_SOURCE >= 600 && !NO_MADVISE	1563	switch (ix)
		1564	{
1459	RETVAL = posix_madvise (addr, length, advice);	1565	case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
1460	#else	1566	case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
1461	RETVAL = errno = ENOSYS; /* yes, this is actually correct */	1567	}
1462	#endif
1463	}	1568	}
1464	OUTPUT:	1569	OUTPUT:
1465	RETVAL	1570	RETVAL
1466		1571
1467	int	1572	int
1468	mlockall (int flags)	1573	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)
1469	PROTOTYPE: $
1470	CODE:	1574	CODE:
		1575	{
		1576	STRLEN svlen;
		1577	void *addr = SvPVbyte (scalar, svlen);
		1578	size_t len = SvUV (length);
		1579
		1580	if (offset < 0)
		1581	offset += svlen;
		1582
		1583	if (offset < 0 \|\| offset > svlen)
		1584	croak ("offset outside of scalar");
		1585
		1586	if (!SvOK (length) \|\| len + offset > svlen)
		1587	len = svlen - offset;
		1588
		1589	addr = (void *)(((intptr_t)addr) + offset);
		1590	eio_page_align (&addr, &len);
1471	#if _POSIX_MEMLOCK	1591	#if _POSIX_MEMLOCK_RANGE
1472	#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7	1592	RETVAL = munlock (addr, len);
1473	extern int mallopt (int, int);
1474	mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */
1475	#endif
1476	mlockall (flags);
1477	#else	1593	#else
1478	RETVAL = -1;	1594	RETVAL = ((errno = ENOSYS), -1);
1479	errno = ENOSYS;
1480	#endif	1595	#endif
		1596	}
1481	OUTPUT:	1597	OUTPUT:
1482	RETVAL	1598	RETVAL
1483		1599
1484	int	1600	int
1485	munlockall ()	1601	munlockall ()
1486	PROTOTYPE:
1487	CODE:	1602	CODE:
1488	#if _POSIX_MEMLOCK	1603	#if _POSIX_MEMLOCK
1489	munlockall ();	1604	munlockall ();
1490	#else	1605	#else
1491	RETVAL = -1;	1606	RETVAL = -1;

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.169 by root, Wed Aug 4 16:06:54 2010 UTC vs. Revision 1.180 by root, Fri Feb 11 00:05:17 2011 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.169 by root, Wed Aug 4 16:06:54 2010 UTC vs.
Revision 1.180 by root, Fri Feb 11 00:05:17 2011 UTC