[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 1.182 by root, Thu May 19 22:57:04 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"
		125
		126	/* Linux/others */
		127	#ifndef O_ASYNC
		128	# define O_ASYNC 0
		129	#endif
		130	#ifndef O_DIRECT
		131	# define O_DIRECT 0
		132	#endif
		133	#ifndef O_NOATIME
		134	# define O_NOATIME 0
		135	#endif
		136
		137	/* POSIX */
		138	#ifndef O_CLOEXEC
		139	# define O_CLOEXEC 0
		140	#endif
		141	#ifndef O_NOFOLLOW
		142	# define O_NOFOLLOW 0
		143	#endif
		144	#ifndef O_NOCTTY
		145	# define O_NOCTTY 0
		146	#endif
		147	#ifndef O_NONBLOCK
		148	# define O_NONBLOCK 0
		149	#endif
		150	#ifndef O_EXEC
		151	# define O_EXEC 0
		152	#endif
		153	#ifndef O_SEARCH
		154	# define O_SEARCH 0
		155	#endif
		156	#ifndef O_DIRECTORY
		157	# define O_DIRECTORY 0
		158	#endif
		159	#ifndef O_DSYNC
		160	# define O_DSYNC 0
		161	#endif
		162	#ifndef O_RSYNC
		163	# define O_RSYNC 0
		164	#endif
		165	#ifndef O_SYNC
		166	# define O_SYNC 0
		167	#endif
		168	#ifndef O_TTY_INIT
		169	# define O_TTY_INIT 0
		170	#endif
124		171
125	#ifndef POSIX_FADV_NORMAL	172	#ifndef POSIX_FADV_NORMAL
126	# define POSIX_FADV_NORMAL 0	173	# define POSIX_FADV_NORMAL 0
127	# define NO_FADVISE 1
128	#endif	174	#endif
129	#ifndef POSIX_FADV_SEQUENTIAL	175	#ifndef POSIX_FADV_SEQUENTIAL
130	# define POSIX_FADV_SEQUENTIAL 0	176	# define POSIX_FADV_SEQUENTIAL 0
131	#endif	177	#endif
132	#ifndef POSIX_FADV_RANDOM	178	#ifndef POSIX_FADV_RANDOM
…		…
140	#endif	186	#endif
141	#ifndef POSIX_FADV_DONTNEED	187	#ifndef POSIX_FADV_DONTNEED
142	# define POSIX_FADV_DONTNEED 0	188	# define POSIX_FADV_DONTNEED 0
143	#endif	189	#endif
144		190
		191	#if !HAVE_POSIX_FADVISE
		192	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
		193	#endif
		194
145	#ifndef POSIX_MADV_NORMAL	195	#ifndef POSIX_MADV_NORMAL
146	# define POSIX_MADV_NORMAL 0	196	# define POSIX_MADV_NORMAL 0
147	# define NO_MADVISE 1
148	#endif	197	#endif
149	#ifndef POSIX_MADV_SEQUENTIAL	198	#ifndef POSIX_MADV_SEQUENTIAL
150	# define POSIX_MADV_SEQUENTIAL 0	199	# define POSIX_MADV_SEQUENTIAL 0
151	#endif	200	#endif
152	#ifndef POSIX_MADV_RANDOM	201	#ifndef POSIX_MADV_RANDOM
…		…
157	#endif	206	#endif
158	#ifndef POSIX_MADV_DONTNEED	207	#ifndef POSIX_MADV_DONTNEED
159	# define POSIX_MADV_DONTNEED 0	208	# define POSIX_MADV_DONTNEED 0
160	#endif	209	#endif
161		210
		211	#if !HAVE_POSIX_MADVISE
		212	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
		213	#endif
		214
		215	#ifndef PROT_NONE
		216	# define PROT_NONE 0
		217	#endif
		218	#ifndef PROT_READ
		219	# define PROT_READ 0
		220	#endif
		221	#ifndef PROT_WRITE
		222	# define PROT_READ 0
		223	#endif
		224	#ifndef PROT_EXEC
		225	# define PROT_EXEC 0
		226	#endif
		227
162	#ifndef ST_NODEV	228	#ifndef ST_NODEV
163	# define ST_NODEV 0	229	# define ST_NODEV 0
164	#endif	230	#endif
165	#ifndef ST_NOEXEC	231	#ifndef ST_NOEXEC
166	# define ST_NOEXEC 0	232	# define ST_NOEXEC 0
…		…
188	#endif	254	#endif
189	#ifndef ST_RELATIME	255	#ifndef ST_RELATIME
190	# define ST_RELATIME 0	256	# define ST_RELATIME 0
191	#endif	257	#endif
192		258
193	#ifndef MCL_CURRENT	259	#ifndef S_IFIFO
194	# define MCL_CURRENT 0	260	# define S_IFIFO 0
195	#endif	261	#endif
196	#ifndef MCL_FUTURE	262	#ifndef S_IFCHR
197	# define MCL_FUTURE 0	263	# define S_IFCHR 0
		264	#endif
		265	#ifndef S_IFBLK
		266	# define S_IFBLK 0
		267	#endif
		268	#ifndef S_IFLNK
		269	# define S_IFLNK 0
		270	#endif
		271	#ifndef S_IFREG
		272	# define S_IFREG 0
		273	#endif
		274	#ifndef S_IFDIR
		275	# define S_IFDIR 0
		276	#endif
		277	#ifndef S_IFWHT
		278	# define S_IFWHT 0
		279	#endif
		280	#ifndef S_IFSOCK
		281	# define S_IFSOCK 0
198	#endif	282	#endif
199		283
200	#ifndef MAP_ANONYMOUS	284	#ifndef MAP_ANONYMOUS
201	# ifdef MAP_ANON	285	# ifdef MAP_ANON
202	# define MAP_ANONYMOUS MAP_ANON	286	# define MAP_ANONYMOUS MAP_ANON
…		…
216	#ifndef MAP_POPULATE	300	#ifndef MAP_POPULATE
217	# define MAP_POPULATE 0	301	# define MAP_POPULATE 0
218	#endif	302	#endif
219	#ifndef MAP_NONBLOCK	303	#ifndef MAP_NONBLOCK
220	# define MAP_NONBLOCK 0	304	# define MAP_NONBLOCK 0
		305	#endif
		306
		307	#ifndef makedev
		308	# define makedev(maj,min) (((maj) << 8) \| (min))
		309	#endif
		310	#ifndef major
		311	# define major(dev) ((dev) >> 8)
		312	#endif
		313	#ifndef minor
		314	# define minor(dev) ((dev) & 0xff)
221	#endif	315	#endif
222		316
223	#ifndef PAGESIZE	317	#ifndef PAGESIZE
224	# define PAGESIZE sysconf (_SC_PAGESIZE)	318	# define PAGESIZE sysconf (_SC_PAGESIZE)
225	#endif	319	#endif
…		…
340	/* do not recreate the result IV from scratch each time */	434	/* do not recreate the result IV from scratch each time */
341	if (expect_true (sv_result_cache))	435	if (expect_true (sv_result_cache))
342	{	436	{
343	sv_result = sv_result_cache; sv_result_cache = 0;	437	sv_result = sv_result_cache; sv_result_cache = 0;
344	SvIV_set (sv_result, req->result);	438	SvIV_set (sv_result, req->result);
		439	SvIOK_only (sv_result);
345	}	440	}
346	else	441	else
347	{	442	{
348	sv_result = newSViv (req->result);	443	sv_result = newSViv (req->result);
349	SvREADONLY_on (sv_result);	444	SvREADONLY_on (sv_result);
…		…
513	SvSETMAGIC (req->sv2);	608	SvSETMAGIC (req->sv2);
514	PUSHs (sv_result);	609	PUSHs (sv_result);
515	}	610	}
516	break;	611	break;
517		612
518	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */	613	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
519	if (req->result > 0)	614	if (req->result > 0)
520	SvIV_set (sv_result, 0);	615	SvIV_set (sv_result, 0);
521	/* FALLTHROUGH */	616	/* FALLTHROUGH */
522		617
523	default:	618	default:
…		…
623	/*****************************************************************************/	718	/*****************************************************************************/
624		719
625	#if !_POSIX_MAPPED_FILES	720	#if !_POSIX_MAPPED_FILES
626	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	721	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
627	# define munmap(addr,length) (errno = ENOSYS, -1)	722	# define munmap(addr,length) (errno = ENOSYS, -1)
		723	#endif
		724
		725	#if !_POSIX_MEMORY_PROTECTION
		726	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
		727	# define PROT_NONE 0
		728	# define PROT_WRITE 0
		729	# define MAP_PRIVATE 0
		730	# define MAP_SHARED 0
		731	# define MAP_FIXED 0
628	#endif	732	#endif
629		733
630	#define MMAP_MAGIC PERL_MAGIC_ext	734	#define MMAP_MAGIC PERL_MAGIC_ext
631		735
632	static int	736	static int
…		…
706	const_iv (O_RDWR)	810	const_iv (O_RDWR)
707	const_iv (O_CREAT)	811	const_iv (O_CREAT)
708	const_iv (O_TRUNC)	812	const_iv (O_TRUNC)
709	const_iv (O_EXCL)	813	const_iv (O_EXCL)
710	const_iv (O_APPEND)	814	const_iv (O_APPEND)
711	#ifndef _WIN32	815
		816	const_iv (O_ASYNC)
		817	const_iv (O_DIRECT)
		818	const_iv (O_NOATIME)
		819
		820	const_iv (O_CLOEXEC)
		821	const_iv (O_NOCTTY)
		822	const_iv (O_NOFOLLOW)
		823	const_iv (O_NONBLOCK)
		824	const_iv (O_EXEC)
		825	const_iv (O_SEARCH)
		826	const_iv (O_DIRECTORY)
		827	const_iv (O_DSYNC)
		828	const_iv (O_RSYNC)
		829	const_iv (O_SYNC)
		830	const_iv (O_TTY_INIT)
		831
712	const_iv (S_IFIFO)	832	const_iv (S_IFIFO)
713	#endif	833	const_iv (S_IFCHR)
		834	const_iv (S_IFBLK)
		835	const_iv (S_IFLNK)
		836	const_iv (S_IFREG)
		837	const_iv (S_IFDIR)
		838	const_iv (S_IFWHT)
		839	const_iv (S_IFSOCK)
		840	const_iv (S_IFMT)
		841
714	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)	842	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
715	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)	843	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
716	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)	844	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
717	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)	845	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
718	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)	846	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
…		…
735	const_iv (ST_IMMUTABLE)	863	const_iv (ST_IMMUTABLE)
736	const_iv (ST_NOATIME)	864	const_iv (ST_NOATIME)
737	const_iv (ST_NODIRATIME)	865	const_iv (ST_NODIRATIME)
738	const_iv (ST_RELATIME)	866	const_iv (ST_RELATIME)
739		867
		868	const_iv (PROT_NONE)
740	const_iv (PROT_EXEC)	869	const_iv (PROT_EXEC)
741	const_iv (PROT_NONE)
742	const_iv (PROT_READ)	870	const_iv (PROT_READ)
743	const_iv (PROT_WRITE)	871	const_iv (PROT_WRITE)
744		872
745	/const_iv (MAP_FIXED)/	873	/const_iv (MAP_FIXED)/
746	const_iv (MAP_PRIVATE)	874	const_iv (MAP_PRIVATE)
…		…
752	const_iv (MAP_LOCKED)	880	const_iv (MAP_LOCKED)
753	const_iv (MAP_NORESERVE)	881	const_iv (MAP_NORESERVE)
754	const_iv (MAP_POPULATE)	882	const_iv (MAP_POPULATE)
755	const_iv (MAP_NONBLOCK)	883	const_iv (MAP_NONBLOCK)
756		884
757	const_iv (MCL_FUTURE)	885	const_eio (MCL_FUTURE)
758	const_iv (MCL_CURRENT)	886	const_eio (MCL_CURRENT)
759		887
760	const_eio (MS_ASYNC)	888	const_eio (MS_ASYNC)
761	const_eio (MS_INVALIDATE)	889	const_eio (MS_INVALIDATE)
762	const_eio (MS_SYNC)	890	const_eio (MS_SYNC)
763		891
…		…
800	/* atfork child called in fifo order, so before eio's handler */	928	/* atfork child called in fifo order, so before eio's handler */
801	X_THREAD_ATFORK (0, 0, atfork_child);	929	X_THREAD_ATFORK (0, 0, atfork_child);
802	}	930	}
803		931
804	void	932	void
805	max_poll_reqs (int nreqs)	933	max_poll_reqs (unsigned int nreqs)
806	PROTOTYPE: $	934	PROTOTYPE: $
807	CODE:	935	CODE:
808	eio_set_max_poll_reqs (nreqs);	936	eio_set_max_poll_reqs (nreqs);
809		937
810	void	938	void
…		…
812	PROTOTYPE: $	940	PROTOTYPE: $
813	CODE:	941	CODE:
814	eio_set_max_poll_time (nseconds);	942	eio_set_max_poll_time (nseconds);
815		943
816	void	944	void
817	min_parallel (int nthreads)	945	min_parallel (unsigned int nthreads)
818	PROTOTYPE: $	946	PROTOTYPE: $
819	CODE:	947	CODE:
820	eio_set_min_parallel (nthreads);	948	eio_set_min_parallel (nthreads);
821		949
822	void	950	void
823	max_parallel (int nthreads)	951	max_parallel (unsigned int nthreads)
824	PROTOTYPE: $	952	PROTOTYPE: $
825	CODE:	953	CODE:
826	eio_set_max_parallel (nthreads);	954	eio_set_max_parallel (nthreads);
827		955
828	void	956	void
829	max_idle (int nthreads)	957	max_idle (unsigned int nthreads)
830	PROTOTYPE: $	958	PROTOTYPE: $
831	CODE:	959	CODE:
832	eio_set_max_idle (nthreads);	960	eio_set_max_idle (nthreads);
833		961
834	void	962	void
		963	idle_timeout (unsigned int seconds)
		964	PROTOTYPE: $
		965	CODE:
		966	eio_set_idle_timeout (seconds);
		967
		968	void
835	max_outstanding (int maxreqs)	969	max_outstanding (unsigned int maxreqs)
836	PROTOTYPE: $	970	PROTOTYPE: $
837	CODE:	971	CODE:
838	max_outstanding = maxreqs;	972	max_outstanding = maxreqs;
839		973
840	void	974	void
841	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	975	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)
842	PROTOTYPE: $$$;$
843	PPCODE:	976	PPCODE:
844	{	977	{
845	dREQ;	978	dREQ;
846		979
847	req->type = EIO_OPEN;	980	req->type = EIO_OPEN;
…		…
853	REQ_SEND;	986	REQ_SEND;
854	}	987	}
855		988
856	void	989	void
857	aio_fsync (SV fh, SV callback=&PL_sv_undef)	990	aio_fsync (SV fh, SV callback=&PL_sv_undef)
858	PROTOTYPE: $;$
859	ALIAS:	991	ALIAS:
860	aio_fsync = EIO_FSYNC	992	aio_fsync = EIO_FSYNC
861	aio_fdatasync = EIO_FDATASYNC	993	aio_fdatasync = EIO_FDATASYNC
862	PPCODE:	994	PPCODE:
863	{	995	{
…		…
871	REQ_SEND (req);	1003	REQ_SEND (req);
872	}	1004	}
873		1005
874	void	1006	void
875	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1007	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
876	PROTOTYPE: $$$$;$
877	PPCODE:	1008	PPCODE:
878	{	1009	{
879	int fd = s_fileno_croak (fh, 0);	1010	int fd = s_fileno_croak (fh, 0);
880	dREQ;	1011	dREQ;
881		1012
…		…
889	REQ_SEND (req);	1020	REQ_SEND (req);
890	}	1021	}
891		1022
892	void	1023	void
893	aio_close (SV fh, SV callback=&PL_sv_undef)	1024	aio_close (SV fh, SV callback=&PL_sv_undef)
894	PROTOTYPE: $;$
895	PPCODE:	1025	PPCODE:
896	{	1026	{
897	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	1027	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
898	int fd = s_fileno_croak (fh, 0);	1028	int fd = s_fileno_croak (fh, 0);
899	dREQ;	1029	dREQ;
…		…
921	void	1051	void
922	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1052	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
923	ALIAS:	1053	ALIAS:
924	aio_read = EIO_READ	1054	aio_read = EIO_READ
925	aio_write = EIO_WRITE	1055	aio_write = EIO_WRITE
926	PROTOTYPE: $$$$$;$
927	PPCODE:	1056	PPCODE:
928	{	1057	{
929	STRLEN svlen;	1058	STRLEN svlen;
930	int fd = s_fileno_croak (fh, ix == EIO_WRITE);	1059	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
931	char *svptr = SvPVbyte (data, svlen);	1060	char *svptr = SvPVbyte (data, svlen);
…		…
972	}	1101	}
973	}	1102	}
974		1103
975	void	1104	void
976	aio_readlink (SV8 path, SV callback=&PL_sv_undef)	1105	aio_readlink (SV8 path, SV callback=&PL_sv_undef)
977	PROTOTYPE: $$;$
978	PPCODE:	1106	PPCODE:
979	{	1107	{
980	SV *data;	1108	SV *data;
981	dREQ;	1109	dREQ;
982		1110
…		…
987	REQ_SEND;	1115	REQ_SEND;
988	}	1116	}
989		1117
990	void	1118	void
991	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1119	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
992	PROTOTYPE: $$$$;$
993	PPCODE:	1120	PPCODE:
994	{	1121	{
995	int ifd = s_fileno_croak (in_fh , 0);	1122	int ifd = s_fileno_croak (in_fh , 0);
996	int ofd = s_fileno_croak (out_fh, 1);	1123	int ofd = s_fileno_croak (out_fh, 1);
997	dREQ;	1124	dREQ;
…		…
1007	REQ_SEND;	1134	REQ_SEND;
1008	}	1135	}
1009		1136
1010	void	1137	void
1011	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1138	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
1012	PROTOTYPE: $$$;$
1013	PPCODE:	1139	PPCODE:
1014	{	1140	{
1015	int fd = s_fileno_croak (fh, 0);	1141	int fd = s_fileno_croak (fh, 0);
1016	dREQ;	1142	dREQ;
1017		1143
…		…
1048	}	1174	}
1049		1175
1050	REQ_SEND;	1176	REQ_SEND;
1051	}	1177	}
1052		1178
		1179	UV
		1180	major (UV dev)
		1181	ALIAS:
		1182	minor = 1
		1183	CODE:
		1184	RETVAL = ix ? major (dev) : minor (dev);
		1185	OUTPUT:
		1186	RETVAL
		1187
		1188	UV
		1189	makedev (UV maj, UV min)
		1190	CODE:
		1191	RETVAL = makedev (maj, min);
		1192	OUTPUT:
		1193	RETVAL
		1194
1053	void	1195	void
1054	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)	1196	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)
1055	PPCODE:	1197	PPCODE:
1056	{	1198	{
1057	dREQ;	1199	dREQ;
…		…
1218	void	1360	void
1219	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1361	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1220	ALIAS:	1362	ALIAS:
1221	aio_mtouch = EIO_MTOUCH	1363	aio_mtouch = EIO_MTOUCH
1222	aio_msync = EIO_MSYNC	1364	aio_msync = EIO_MSYNC
1223	PROTOTYPE: $$$$;$
1224	PPCODE:	1365	PPCODE:
1225	{	1366	{
1226	STRLEN svlen;	1367	STRLEN svlen;
		1368	char *svptr = SvPVbyte (data, svlen);
1227	UV len = SvUV (length);	1369	UV len = SvUV (length);
1228	char *svptr = SvPVbyte (data, svlen);
1229		1370
1230	if (offset < 0)	1371	if (offset < 0)
1231	offset += svlen;	1372	offset += svlen;
1232		1373
1233	if (offset < 0 \|\| offset > svlen)	1374	if (offset < 0 \|\| offset > svlen)
…		…
1238		1379
1239	{	1380	{
1240	dREQ;	1381	dREQ;
1241		1382
1242	req->type = ix;	1383	req->type = ix;
1243	req->size = len;
1244	req->sv2 = SvREFCNT_inc (data);	1384	req->sv2 = SvREFCNT_inc (data);
1245	req->ptr2 = (char *)svptr + offset;	1385	req->ptr2 = (char *)svptr + offset;
		1386	req->size = len;
1246	req->int1 = flags;	1387	req->int1 = flags;
1247		1388
1248	REQ_SEND;	1389	REQ_SEND;
1249	}	1390	}
1250	}	1391	}
1251		1392
1252	void	1393	void
		1394	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback=&PL_sv_undef)
		1395	PPCODE:
		1396	{
		1397	STRLEN svlen;
		1398	char *svptr = SvPVbyte (data, svlen);
		1399	UV len = SvUV (length);
		1400
		1401	if (offset < 0)
		1402	offset += svlen;
		1403
		1404	if (offset < 0 \|\| offset > svlen)
		1405	croak ("offset outside of scalar");
		1406
		1407	if (!SvOK (length) \|\| len + offset > svlen)
		1408	len = svlen - offset;
		1409
		1410	{
		1411	dREQ;
		1412
		1413	req->type = EIO_MLOCK;
		1414	req->sv2 = SvREFCNT_inc (data);
		1415	req->ptr2 = (char *)svptr + offset;
		1416	req->size = len;
		1417
		1418	REQ_SEND;
		1419	}
		1420	}
		1421
		1422	void
		1423	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
		1424	PPCODE:
		1425	{
		1426	dREQ;
		1427
		1428	req->type = EIO_MLOCKALL;
		1429	req->int1 = flags;
		1430
		1431	REQ_SEND;
		1432	}
		1433
		1434	void
1253	aio_busy (double delay, SV *callback=&PL_sv_undef)	1435	aio_busy (double delay, SV *callback=&PL_sv_undef)
1254	PPCODE:	1436	PPCODE:
1255	{	1437	{
1256	dREQ;	1438	dREQ;
1257		1439
…		…
1261	REQ_SEND;	1443	REQ_SEND;
1262	}	1444	}
1263		1445
1264	void	1446	void
1265	aio_group (SV *callback=&PL_sv_undef)	1447	aio_group (SV *callback=&PL_sv_undef)
1266	PROTOTYPE: ;$
1267	PPCODE:	1448	PPCODE:
1268	{	1449	{
1269	dREQ;	1450	dREQ;
1270		1451
1271	req->type = EIO_GROUP;	1452	req->type = EIO_GROUP;
…		…
1288	REQ_SEND;	1469	REQ_SEND;
1289	}	1470	}
1290		1471
1291	int	1472	int
1292	aioreq_pri (int pri = 0)	1473	aioreq_pri (int pri = 0)
1293	PROTOTYPE: ;$
1294	CODE:	1474	CODE:
1295	RETVAL = next_pri;	1475	RETVAL = next_pri;
1296	if (items > 0)	1476	if (items > 0)
1297	{	1477	{
1298	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1478	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1310	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1490	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1311	next_pri = nice;	1491	next_pri = nice;
1312		1492
1313	void	1493	void
1314	flush ()	1494	flush ()
1315	PROTOTYPE:
1316	CODE:	1495	CODE:
1317	while (eio_nreqs ())	1496	while (eio_nreqs ())
1318	{	1497	{
1319	poll_wait ();	1498	poll_wait ();
1320	poll_cb ();	1499	poll_cb ();
1321	}	1500	}
1322		1501
1323	int	1502	int
1324	poll()	1503	poll ()
1325	PROTOTYPE:
1326	CODE:	1504	CODE:
1327	poll_wait ();	1505	poll_wait ();
1328	RETVAL = poll_cb ();	1506	RETVAL = poll_cb ();
1329	OUTPUT:	1507	OUTPUT:
1330	RETVAL	1508	RETVAL
1331		1509
1332	int	1510	int
1333	poll_fileno()	1511	poll_fileno ()
1334	PROTOTYPE:
1335	CODE:	1512	CODE:
1336	RETVAL = s_epipe_fd (&respipe);	1513	RETVAL = s_epipe_fd (&respipe);
1337	OUTPUT:	1514	OUTPUT:
1338	RETVAL	1515	RETVAL
1339		1516
1340	int	1517	int
1341	poll_cb(...)	1518	poll_cb (...)
1342	PROTOTYPE:	1519	PROTOTYPE:
1343	CODE:	1520	CODE:
1344	RETVAL = poll_cb ();	1521	RETVAL = poll_cb ();
1345	OUTPUT:	1522	OUTPUT:
1346	RETVAL	1523	RETVAL
1347		1524
1348	void	1525	void
1349	poll_wait()	1526	poll_wait ()
1350	PROTOTYPE:
1351	CODE:	1527	CODE:
1352	poll_wait ();	1528	poll_wait ();
1353		1529
1354	int	1530	int
1355	nreqs()	1531	nreqs ()
1356	PROTOTYPE:
1357	CODE:	1532	CODE:
1358	RETVAL = eio_nreqs ();	1533	RETVAL = eio_nreqs ();
1359	OUTPUT:	1534	OUTPUT:
1360	RETVAL	1535	RETVAL
1361		1536
1362	int	1537	int
1363	nready()	1538	nready ()
1364	PROTOTYPE:
1365	CODE:	1539	CODE:
1366	RETVAL = eio_nready ();	1540	RETVAL = eio_nready ();
1367	OUTPUT:	1541	OUTPUT:
1368	RETVAL	1542	RETVAL
1369		1543
1370	int	1544	int
1371	npending()	1545	npending ()
1372	PROTOTYPE:
1373	CODE:	1546	CODE:
1374	RETVAL = eio_npending ();	1547	RETVAL = eio_npending ();
1375	OUTPUT:	1548	OUTPUT:
1376	RETVAL	1549	RETVAL
1377		1550
1378	int	1551	int
1379	nthreads()	1552	nthreads ()
1380	PROTOTYPE:
1381	CODE:	1553	CODE:
1382	RETVAL = eio_nthreads ();	1554	RETVAL = eio_nthreads ();
1383	OUTPUT:	1555	OUTPUT:
1384	RETVAL	1556	RETVAL
1385		1557
1386	int	1558	int
1387	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)	1559	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1388	PROTOTYPE: $$$$
1389	CODE:	1560	CODE:
1390	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1391	RETVAL = posix_fadvise (fh, offset, length, advice);	1561	RETVAL = posix_fadvise (fh, offset, length, advice);
1392	#else
1393	RETVAL = errno = ENOSYS; /* yes, this is actually correct */
1394	#endif
1395	OUTPUT:	1562	OUTPUT:
1396	RETVAL	1563	RETVAL
1397		1564
1398	ssize_t	1565	ssize_t
1399	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1566	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1400	PROTOTYPE: $$$$
1401	CODE:	1567	CODE:
1402	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1568	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1403	OUTPUT:	1569	OUTPUT:
1404	RETVAL	1570	RETVAL
1405		1571
1406	void	1572	void
1407	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1573	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)
1408	PROTOTYPE: $$$$$;$
1409	PPCODE:	1574	PPCODE:
1410	sv_unmagic (scalar, MMAP_MAGIC);	1575	sv_unmagic (scalar, MMAP_MAGIC);
1411	{	1576	{
1412	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1577	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1413	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1578	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1436	XSRETURN_YES;	1601	XSRETURN_YES;
1437	}	1602	}
1438		1603
1439	void	1604	void
1440	munmap (SV *scalar)	1605	munmap (SV *scalar)
1441	PROTOTYPE: $
1442	CODE:	1606	CODE:
1443	sv_unmagic (scalar, MMAP_MAGIC);	1607	sv_unmagic (scalar, MMAP_MAGIC);
1444		1608
1445	int	1609	int
1446	madvise (SV *scalar, off_t offset, off_t length, IV advice)	1610	madvise (SV scalar, off_t offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
1447	PROTOTYPE: $$$$	1611	ALIAS:
		1612	mprotect = 1
1448	CODE:	1613	CODE:
1449	{	1614	{
1450	char *addr = SvPV_nolen (scalar) + offset;	1615	STRLEN svlen;
		1616	void *addr = SvPVbyte (scalar, svlen);
		1617	size_t len = SvUV (length);
1451		1618
1452	if (!SvOK (ST (2)))	1619	if (offset < 0)
		1620	offset += svlen;
		1621
		1622	if (offset < 0 \|\| offset > svlen)
		1623	croak ("offset outside of scalar");
		1624
		1625	if (!SvOK (length) \|\| len + offset > svlen)
1453	length = SvCUR (scalar) - offset;	1626	len = svlen - offset;
1454		1627
1455	if (addr >= SvEND (scalar) \|\| length <= 0)	1628	addr = (void *)(((intptr_t)addr) + offset);
1456	XSRETURN_EMPTY;	1629	eio_page_align (&addr, &len);
1457		1630
1458	#if _XOPEN_SOURCE >= 600 && !NO_MADVISE	1631	switch (ix)
		1632	{
1459	RETVAL = posix_madvise (addr, length, advice);	1633	case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
1460	#else	1634	case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
1461	RETVAL = errno = ENOSYS; /* yes, this is actually correct */	1635	}
1462	#endif
1463	}	1636	}
1464	OUTPUT:	1637	OUTPUT:
1465	RETVAL	1638	RETVAL
1466		1639
1467	int	1640	int
1468	mlockall (int flags)	1641	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)
1469	PROTOTYPE: $
1470	CODE:	1642	CODE:
		1643	{
		1644	STRLEN svlen;
		1645	void *addr = SvPVbyte (scalar, svlen);
		1646	size_t len = SvUV (length);
		1647
		1648	if (offset < 0)
		1649	offset += svlen;
		1650
		1651	if (offset < 0 \|\| offset > svlen)
		1652	croak ("offset outside of scalar");
		1653
		1654	if (!SvOK (length) \|\| len + offset > svlen)
		1655	len = svlen - offset;
		1656
		1657	addr = (void *)(((intptr_t)addr) + offset);
		1658	eio_page_align (&addr, &len);
1471	#if _POSIX_MEMLOCK	1659	#if _POSIX_MEMLOCK_RANGE
1472	#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7	1660	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	1661	#else
1478	RETVAL = -1;	1662	RETVAL = ((errno = ENOSYS), -1);
1479	errno = ENOSYS;
1480	#endif	1663	#endif
		1664	}
1481	OUTPUT:	1665	OUTPUT:
1482	RETVAL	1666	RETVAL
1483		1667
1484	int	1668	int
1485	munlockall ()	1669	munlockall ()
1486	PROTOTYPE:
1487	CODE:	1670	CODE:
1488	#if _POSIX_MEMLOCK	1671	#if _POSIX_MEMLOCK
1489	munlockall ();	1672	munlockall ();
1490	#else	1673	#else
1491	RETVAL = -1;	1674	RETVAL = -1;

Diff Legend

-–
+Removed lines
-+
+Added lines
-<
+Changed lines
->
+Changed lines

Comparing IO-AIO/AIO.xs (file contents): Revision 1.169 by root, Wed Aug 4 16:06:54 2010 UTC vs. Revision 1.182 by root, Thu May 19 22:57:04 2011 UTC

Diff Legend

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.169 by root, Wed Aug 4 16:06:54 2010 UTC vs.
Revision 1.182 by root, Thu May 19 22:57:04 2011 UTC