[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 1.195 by root, Mon Sep 26 20:19:08 2011 UTC

…		…
11	#include <stddef.h>	11	#include <stddef.h>
12	#include <stdlib.h>	12	#include <stdlib.h>
13	#include <errno.h>	13	#include <errno.h>
14	#include <sys/types.h>	14	#include <sys/types.h>
15	#include <sys/stat.h>	15	#include <sys/stat.h>
16	#include <sys/statvfs.h>
17	#include <limits.h>	16	#include <limits.h>
18	#include <fcntl.h>	17	#include <fcntl.h>
19	#include <sched.h>	18	#include <sched.h>
20		19
21	#if _POSIX_MEMLOCK \|\| _POSIX_MAPPED_FILES	20	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
22	# include <sys/mman.h>	21	# include <sys/mman.h>
23	#endif	22	#endif
24		23
25	/* perl namespace pollution */	24	/* perl namespace pollution */
26	#undef VERSION	25	#undef VERSION
27
28	#ifdef _WIN32
29
30	# define EIO_STRUCT_DIRENT Direntry_t
31	# undef malloc
32	# undef free
33
34	// perl overrides all those nice win32 functions
35	# undef open
36	# undef read
37	# undef write
38	# undef send
39	# undef recv
40	# undef stat
41	# undef fstat
42	# define lstat stat
43	# undef truncate
44	# undef ftruncate
45	# undef open
46	# undef close
47	# undef unlink
48	# undef rmdir
49	# undef rename
50	# undef lseek
51
52	# define chown(a,b,c) (errno = ENOSYS, -1)
53	# define fchown(a,b,c) (errno = ENOSYS, -1)
54	# define fchmod(a,b) (errno = ENOSYS, -1)
55	# define symlink(a,b) (errno = ENOSYS, -1)
56	# define readlink(a,b,c) (errno = ENOSYS, -1)
57	# define mknod(a,b,c) (errno = ENOSYS, -1)
58	# define truncate(a,b) (errno = ENOSYS, -1)
59	# define ftruncate(fd,o) chsize ((fd), (o))
60	# define fsync(fd) _commit (fd)
61	# define opendir(fd) (errno = ENOSYS, 0)
62	# define readdir(fd) (errno = ENOSYS, -1)
63	# define closedir(fd) (errno = ENOSYS, -1)
64	# define mkdir(a,b) mkdir (a)
65
66	#else
67
68	# include <sys/time.h>
69	# include <sys/select.h>
70	# include <unistd.h>
71	# include <utime.h>
72	# include <signal.h>
73	# define EIO_STRUCT_DIRENT struct dirent
74
75	#endif
76		26
77	/* perl stupidly overrides readdir and maybe others */	27	/* perl stupidly overrides readdir and maybe others */
78	/* with thread-unsafe versions, imagine that :( */	28	/* with thread-unsafe versions, imagine that :( */
79	#undef readdir	29	#undef readdir
80	#undef opendir	30	#undef opendir
81	#undef closedir	31	#undef closedir
		32
		33	#ifdef _WIN32
		34
		35	// perl overrides all those nice libc functions
		36
		37	#undef malloc
		38	#undef free
		39	#undef open
		40	#undef read
		41	#undef write
		42	#undef send
		43	#undef recv
		44	#undef stat
		45	#undef lstat
		46	#undef fstat
		47	#undef truncate
		48	#undef ftruncate
		49	#undef open
		50	#undef link
		51	#undef close
		52	#undef unlink
		53	#undef mkdir
		54	#undef rmdir
		55	#undef rename
		56	#undef lseek
		57	#undef opendir
		58	#undef readdir
		59	#undef closedir
		60	#undef chmod
		61	#undef fchmod
		62	#undef dup
		63	#undef dup2
		64	#undef abort
		65	#undef pipe
		66
		67	#else
		68
		69	#include <sys/time.h>
		70	#include <sys/select.h>
		71	#include <unistd.h>
		72	#include <utime.h>
		73	#include <signal.h>
		74
		75	#endif
82		76
83	#define EIO_STRUCT_STAT Stat_t	77	#define EIO_STRUCT_STAT Stat_t
84		78
85	/* use NV for 32 bit perls as it allows larger offsets */	79	/* use NV for 32 bit perls as it allows larger offsets */
86	#if IVSIZE >= 8	80	#if IVSIZE >= 8
…		…
108		102
109	typedef SV SV8; /* byte-sv, used for argument-checking */	103	typedef SV SV8; /* byte-sv, used for argument-checking */
110	typedef int aio_rfd; /* read file desriptor */	104	typedef int aio_rfd; /* read file desriptor */
111	typedef int aio_wfd; /* write file descriptor */	105	typedef int aio_wfd; /* write file descriptor */
112		106
113	static HV aio_stash, aio_req_stash, *aio_grp_stash;	107	static HV aio_stash, aio_req_stash, aio_grp_stash, aio_wd_stash;
114		108
115	#define EIO_REQ_MEMBERS \	109	#define EIO_REQ_MEMBERS \
116	SV *callback; \	110	SV *callback; \
117	SV sv1, sv2; \	111	SV sv1, sv2; \
		112	SV sv3, sv4; \
118	STRLEN stroffset; \	113	STRLEN stroffset; \
119	SV *self;	114	SV *self;
120		115
121	#define EIO_NO_WRAPPERS 1	116	#define EIO_NO_WRAPPERS 1
122		117
		118	#include "libeio/config.h"
123	#include "libeio/eio.h"	119	#include "libeio/eio.h"
		120
		121	static int req_invoke (eio_req *req);
		122	#define EIO_FINISH(req) req_invoke (req)
		123	static void req_destroy (eio_req *grp);
		124	#define EIO_DESTROY(req) req_destroy (req)
		125
		126	#include "libeio/eio.c"
		127
		128	/* Linux/others */
		129	#ifndef O_ASYNC
		130	# define O_ASYNC 0
		131	#endif
		132	#ifndef O_DIRECT
		133	# define O_DIRECT 0
		134	#endif
		135	#ifndef O_NOATIME
		136	# define O_NOATIME 0
		137	#endif
		138
		139	/* POSIX */
		140	#ifndef O_CLOEXEC
		141	# define O_CLOEXEC 0
		142	#endif
		143	#ifndef O_NOFOLLOW
		144	# define O_NOFOLLOW 0
		145	#endif
		146	#ifndef O_NOCTTY
		147	# define O_NOCTTY 0
		148	#endif
		149	#ifndef O_NONBLOCK
		150	# define O_NONBLOCK 0
		151	#endif
		152	#ifndef O_EXEC
		153	# define O_EXEC 0
		154	#endif
		155	#ifndef O_SEARCH
		156	# define O_SEARCH 0
		157	#endif
		158	#ifndef O_DIRECTORY
		159	# define O_DIRECTORY 0
		160	#endif
		161	#ifndef O_DSYNC
		162	# define O_DSYNC 0
		163	#endif
		164	#ifndef O_RSYNC
		165	# define O_RSYNC 0
		166	#endif
		167	#ifndef O_SYNC
		168	# define O_SYNC 0
		169	#endif
		170	#ifndef O_TTY_INIT
		171	# define O_TTY_INIT 0
		172	#endif
124		173
125	#ifndef POSIX_FADV_NORMAL	174	#ifndef POSIX_FADV_NORMAL
126	# define POSIX_FADV_NORMAL 0	175	# define POSIX_FADV_NORMAL 0
127	# define NO_FADVISE 1
128	#endif	176	#endif
129	#ifndef POSIX_FADV_SEQUENTIAL	177	#ifndef POSIX_FADV_SEQUENTIAL
130	# define POSIX_FADV_SEQUENTIAL 0	178	# define POSIX_FADV_SEQUENTIAL 0
131	#endif	179	#endif
132	#ifndef POSIX_FADV_RANDOM	180	#ifndef POSIX_FADV_RANDOM
…		…
140	#endif	188	#endif
141	#ifndef POSIX_FADV_DONTNEED	189	#ifndef POSIX_FADV_DONTNEED
142	# define POSIX_FADV_DONTNEED 0	190	# define POSIX_FADV_DONTNEED 0
143	#endif	191	#endif
144		192
		193	#if !HAVE_POSIX_FADVISE
		194	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
		195	#endif
		196
145	#ifndef POSIX_MADV_NORMAL	197	#ifndef POSIX_MADV_NORMAL
146	# define POSIX_MADV_NORMAL 0	198	# define POSIX_MADV_NORMAL 0
147	# define NO_MADVISE 1
148	#endif	199	#endif
149	#ifndef POSIX_MADV_SEQUENTIAL	200	#ifndef POSIX_MADV_SEQUENTIAL
150	# define POSIX_MADV_SEQUENTIAL 0	201	# define POSIX_MADV_SEQUENTIAL 0
151	#endif	202	#endif
152	#ifndef POSIX_MADV_RANDOM	203	#ifndef POSIX_MADV_RANDOM
…		…
157	#endif	208	#endif
158	#ifndef POSIX_MADV_DONTNEED	209	#ifndef POSIX_MADV_DONTNEED
159	# define POSIX_MADV_DONTNEED 0	210	# define POSIX_MADV_DONTNEED 0
160	#endif	211	#endif
161		212
		213	#if !HAVE_POSIX_MADVISE
		214	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
		215	#endif
		216
		217	#ifndef PROT_NONE
		218	# define PROT_NONE 0
		219	#endif
		220	#ifndef PROT_READ
		221	# define PROT_READ 0
		222	#endif
		223	#ifndef PROT_WRITE
		224	# define PROT_READ 0
		225	#endif
		226	#ifndef PROT_EXEC
		227	# define PROT_EXEC 0
		228	#endif
		229
		230	#ifndef ST_RDONLY
		231	# define ST_RDONLY 0
		232	#endif
		233	#ifndef ST_NOSUID
		234	# define ST_NOSUID 0
		235	#endif
162	#ifndef ST_NODEV	236	#ifndef ST_NODEV
163	# define ST_NODEV 0	237	# define ST_NODEV 0
164	#endif	238	#endif
165	#ifndef ST_NOEXEC	239	#ifndef ST_NOEXEC
166	# define ST_NOEXEC 0	240	# define ST_NOEXEC 0
…		…
188	#endif	262	#endif
189	#ifndef ST_RELATIME	263	#ifndef ST_RELATIME
190	# define ST_RELATIME 0	264	# define ST_RELATIME 0
191	#endif	265	#endif
192		266
193	#ifndef MCL_CURRENT	267	#ifndef S_IFIFO
194	# define MCL_CURRENT 0	268	# define S_IFIFO 0
195	#endif	269	#endif
196	#ifndef MCL_FUTURE	270	#ifndef S_IFCHR
197	# define MCL_FUTURE 0	271	# define S_IFCHR 0
		272	#endif
		273	#ifndef S_IFBLK
		274	# define S_IFBLK 0
		275	#endif
		276	#ifndef S_IFLNK
		277	# define S_IFLNK 0
		278	#endif
		279	#ifndef S_IFREG
		280	# define S_IFREG 0
		281	#endif
		282	#ifndef S_IFDIR
		283	# define S_IFDIR 0
		284	#endif
		285	#ifndef S_IFWHT
		286	# define S_IFWHT 0
		287	#endif
		288	#ifndef S_IFSOCK
		289	# define S_IFSOCK 0
198	#endif	290	#endif
199		291
200	#ifndef MAP_ANONYMOUS	292	#ifndef MAP_ANONYMOUS
201	# ifdef MAP_ANON	293	# ifdef MAP_ANON
202	# define MAP_ANONYMOUS MAP_ANON	294	# define MAP_ANONYMOUS MAP_ANON
…		…
218	#endif	310	#endif
219	#ifndef MAP_NONBLOCK	311	#ifndef MAP_NONBLOCK
220	# define MAP_NONBLOCK 0	312	# define MAP_NONBLOCK 0
221	#endif	313	#endif
222		314
		315	#ifndef makedev
		316	# define makedev(maj,min) (((maj) << 8) \| (min))
		317	#endif
		318	#ifndef major
		319	# define major(dev) ((dev) >> 8)
		320	#endif
		321	#ifndef minor
		322	# define minor(dev) ((dev) & 0xff)
		323	#endif
		324
223	#ifndef PAGESIZE	325	#ifndef PAGESIZE
224	# define PAGESIZE sysconf (_SC_PAGESIZE)	326	# define PAGESIZE sysconf (_SC_PAGESIZE)
225	#endif	327	#endif
226
227	static int req_invoke (eio_req *req);
228	#define EIO_FINISH(req) req_invoke (req)
229	static void req_destroy (eio_req *grp);
230	#define EIO_DESTROY(req) req_destroy (req)
231		328
232	enum {	329	enum {
233	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	330	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
234	};	331	};
235		332
236	#include "libeio/eio.c"
237
238	typedef eio_req *aio_req;	333	typedef eio_req *aio_req;
239	typedef eio_req *aio_req_ornot;	334	typedef eio_req *aio_req_ornot;
		335	typedef eio_wd *aio_wd;
240		336
241	static SV *on_next_submit;	337	static SV *on_next_submit;
242	static int next_pri = EIO_PRI_DEFAULT;	338	static int next_pri = EIO_PRI_DEFAULT;
243	static int max_outstanding;	339	static int max_outstanding;
244		340
…		…
282	croak ("object of class IO::AIO::REQ expected");	378	croak ("object of class IO::AIO::REQ expected");
283		379
284	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	380	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
285		381
286	return mg ? (aio_req)mg->mg_ptr : 0;	382	return mg ? (aio_req)mg->mg_ptr : 0;
		383	}
		384
		385	static aio_wd SvAIO_WD (SV *sv)
		386	{
		387	if (!SvROK (sv)
		388	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash
		389	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG)
		390	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
		391
		392	return (aio_wd)(long)SvIVX (SvRV (sv));
287	}	393	}
288		394
289	static void aio_grp_feed (aio_req grp)	395	static void aio_grp_feed (aio_req grp)
290	{	396	{
291	if (grp->sv2 && SvOK (grp->sv2))	397	if (grp->sv2 && SvOK (grp->sv2))
…		…
340	/* do not recreate the result IV from scratch each time */	446	/* do not recreate the result IV from scratch each time */
341	if (expect_true (sv_result_cache))	447	if (expect_true (sv_result_cache))
342	{	448	{
343	sv_result = sv_result_cache; sv_result_cache = 0;	449	sv_result = sv_result_cache; sv_result_cache = 0;
344	SvIV_set (sv_result, req->result);	450	SvIV_set (sv_result, req->result);
		451	SvIOK_only (sv_result);
345	}	452	}
346	else	453	else
347	{	454	{
348	sv_result = newSViv (req->result);	455	sv_result = newSViv (req->result);
349	SvREADONLY_on (sv_result);	456	SvREADONLY_on (sv_result);
350	}	457	}
351		458
352	switch (req->type)	459	switch (req->type)
353	{	460	{
		461	case EIO_WD_OPEN:
		462	PUSHs (sv_2mortal (sv_bless (newRV_noinc (newSViv (((long)req->wd))), aio_wd_stash)));
		463	break;
		464
354	case EIO_READDIR:	465	case EIO_READDIR:
355	{	466	{
356	SV *rv = &PL_sv_undef;	467	SV *rv = &PL_sv_undef;
357		468
358	if (req->result >= 0)	469	if (req->result >= 0)
…		…
446	case EIO_STATVFS:	557	case EIO_STATVFS:
447	case EIO_FSTATVFS:	558	case EIO_FSTATVFS:
448	{	559	{
449	SV *rv = &PL_sv_undef;	560	SV *rv = &PL_sv_undef;
450		561
		562	#ifndef _WIN32
451	if (req->result >= 0)	563	if (req->result >= 0)
452	{	564	{
453	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	565	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
454	HV *hv = newHV ();	566	HV *hv = newHV ();
455		567
…		…
465	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	577	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
466	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	578	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
467	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	579	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
468	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	580	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
469	}	581	}
		582	#endif
470		583
471	PUSHs (rv);	584	PUSHs (rv);
472	}	585	}
473		586
474	break;	587	break;
…		…
490	case EIO_NOP:	603	case EIO_NOP:
491	case EIO_BUSY:	604	case EIO_BUSY:
492	break;	605	break;
493		606
494	case EIO_READLINK:	607	case EIO_READLINK:
		608	case EIO_REALPATH:
495	if (req->result > 0)	609	if (req->result > 0)
496	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));	610	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
497	break;	611	break;
498		612
499	case EIO_STAT:	613	case EIO_STAT:
500	case EIO_LSTAT:	614	case EIO_LSTAT:
501	case EIO_FSTAT:	615	case EIO_FSTAT:
502	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;	616	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
503	PL_laststatval = req->result;	617	PL_laststatval = req->result;
		618	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
504	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	619	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
505	PUSHs (sv_result);	620	PUSHs (sv_result);
506	break;	621	break;
507		622
508	case EIO_READ:	623	case EIO_READ:
…		…
513	SvSETMAGIC (req->sv2);	628	SvSETMAGIC (req->sv2);
514	PUSHs (sv_result);	629	PUSHs (sv_result);
515	}	630	}
516	break;	631	break;
517		632
518	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */	633	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
519	if (req->result > 0)	634	if (req->result > 0)
520	SvIV_set (sv_result, 0);	635	SvIV_set (sv_result, 0);
521	/* FALLTHROUGH */	636	/* FALLTHROUGH */
522		637
523	default:	638	default:
…		…
553	SvREFCNT_dec (req->self);	668	SvREFCNT_dec (req->self);
554	}	669	}
555		670
556	SvREFCNT_dec (req->sv1);	671	SvREFCNT_dec (req->sv1);
557	SvREFCNT_dec (req->sv2);	672	SvREFCNT_dec (req->sv2);
		673	SvREFCNT_dec (req->sv3);
		674	SvREFCNT_dec (req->sv4);
558	SvREFCNT_dec (req->callback);	675	SvREFCNT_dec (req->callback);
559		676
560	Safefree (req);	677	Safefree (req);
561	}	678	}
562		679
563	static void req_cancel_subs (aio_req grp)	680	static void req_cancel_subs (aio_req grp)
564	{	681	{
565	aio_req sub;
566
567	if (grp->type != EIO_GROUP)	682	if (grp->type != EIO_GROUP)
568	return;	683	return;
569		684
570	SvREFCNT_dec (grp->sv2);	685	SvREFCNT_dec (grp->sv2);
571	grp->sv2 = 0;	686	grp->sv2 = 0;
572		687
573	eio_grp_cancel (grp);	688	eio_grp_cancel (grp);
574	}	689	}
575		690
576	static void
577	create_respipe (void)	691	static void create_respipe (void)
578	{	692	{
579	if (s_epipe_renew (&respipe))	693	if (s_epipe_renew (&respipe))
580	croak ("IO::AIO: unable to initialize result pipe");	694	croak ("IO::AIO: unable to initialize result pipe");
581	}	695	}
582		696
…		…
613		727
614	poll_wait ();	728	poll_wait ();
615	}	729	}
616	}	730	}
617		731
618	static void atfork_child (void)	732	static void ecb_cold
		733	reinit (void)
619	{	734	{
620	create_respipe ();	735	create_respipe ();
		736
		737	if (eio_init (want_poll, done_poll) < 0)
		738	croak ("IO::AIO: unable to initialise eio library");
621	}	739	}
622		740
623	/*****************************************************************************/	741	/*****************************************************************************/
624		742
625	#if !_POSIX_MAPPED_FILES	743	#if !_POSIX_MAPPED_FILES
626	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	744	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
627	# define munmap(addr,length) (errno = ENOSYS, -1)	745	# define munmap(addr,length) (errno = ENOSYS, -1)
628	#endif	746	#endif
629		747
		748	#if !_POSIX_MEMORY_PROTECTION
		749	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
		750	# define PROT_NONE 0
		751	# define PROT_WRITE 0
		752	# define MAP_PRIVATE 0
		753	# define MAP_SHARED 0
		754	# define MAP_FIXED 0
		755	#endif
		756
630	#define MMAP_MAGIC PERL_MAGIC_ext	757	#define MMAP_MAGIC PERL_MAGIC_ext
631		758
632	static int
633	mmap_free (pTHX_ SV sv, MAGIC mg)	759	static int mmap_free (pTHX_ SV sv, MAGIC mg)
634	{	760	{
635	int old_errno = errno;	761	int old_errno = errno;
636	munmap (mg->mg_ptr, (size_t)mg->mg_obj);	762	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
637	errno = old_errno;	763	errno = old_errno;
638		764
…		…
654	0, 0, 0, 0, mmap_free	780	0, 0, 0, 0, mmap_free
655	};	781	};
656		782
657	/*****************************************************************************/	783	/*****************************************************************************/
658		784
659	static SV *
660	get_cb (SV *cb_sv)	785	static SV * get_cb (SV *cb_sv)
661	{	786	{
662	SvGETMAGIC (cb_sv);	787	SvGETMAGIC (cb_sv);
663	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	788	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
664	}	789	}
665		790
…		…
683	req_submit (req); \	808	req_submit (req); \
684	SPAGAIN; \	809	SPAGAIN; \
685	\	810	\
686	if (GIMME_V != G_VOID) \	811	if (GIMME_V != G_VOID) \
687	XPUSHs (req_sv (req, aio_req_stash));	812	XPUSHs (req_sv (req, aio_req_stash));
		813
		814	static void
		815	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)
		816	{
		817	if (SvROK (path))
		818	{
		819	AV av = (AV )SvRV (path);
		820	SV *wdob;
		821
		822	if (SvTYPE (av) != SVt_PVAV \|\| AvFILLp (av) != 1)
		823	croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
		824
		825	path = AvARRAY (av)[1];
		826	wdob = AvARRAY (av)[0];
		827
		828	*wd = SvAIO_WD (wdob);
		829	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		830	}
		831
		832	*pathsv = newSVsv (path);
		833	ptr = SvPVbyte_nolen (pathsv);
		834	}
		835
		836	static void
		837	req_set_path1 (aio_req req, SV *path)
		838	{
		839	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
		840	}
		841
		842	static void
		843	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
		844	{
		845	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
		846
		847	switch (SvTYPE (rv))
		848	{
		849	case SVt_PVIO:
		850	case SVt_PVLV:
		851	case SVt_PVGV:
		852	req->type = type_fh;
		853	req->sv1 = newSVsv (fh_or_path);
		854	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
		855	break;
		856
		857	default:
		858	req->type = type_path;
		859	req_set_path1 (req, fh_or_path);
		860	break;
		861	}
		862
		863	}
688		864
689	MODULE = IO::AIO PACKAGE = IO::AIO	865	MODULE = IO::AIO PACKAGE = IO::AIO
690		866
691	PROTOTYPES: ENABLE	867	PROTOTYPES: ENABLE
692		868
…		…
706	const_iv (O_RDWR)	882	const_iv (O_RDWR)
707	const_iv (O_CREAT)	883	const_iv (O_CREAT)
708	const_iv (O_TRUNC)	884	const_iv (O_TRUNC)
709	const_iv (O_EXCL)	885	const_iv (O_EXCL)
710	const_iv (O_APPEND)	886	const_iv (O_APPEND)
711	#ifndef _WIN32	887
		888	const_iv (O_ASYNC)
		889	const_iv (O_DIRECT)
		890	const_iv (O_NOATIME)
		891
		892	const_iv (O_CLOEXEC)
		893	const_iv (O_NOCTTY)
		894	const_iv (O_NOFOLLOW)
		895	const_iv (O_NONBLOCK)
		896	const_iv (O_EXEC)
		897	const_iv (O_SEARCH)
		898	const_iv (O_DIRECTORY)
		899	const_iv (O_DSYNC)
		900	const_iv (O_RSYNC)
		901	const_iv (O_SYNC)
		902	const_iv (O_TTY_INIT)
		903
712	const_iv (S_IFIFO)	904	const_iv (S_IFIFO)
713	#endif	905	const_iv (S_IFCHR)
		906	const_iv (S_IFBLK)
		907	const_iv (S_IFLNK)
		908	const_iv (S_IFREG)
		909	const_iv (S_IFDIR)
		910	const_iv (S_IFWHT)
		911	const_iv (S_IFSOCK)
		912	const_iv (S_IFMT)
		913
714	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)	914	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
715	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)	915	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
716	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)	916	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
717	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)	917	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
718	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)	918	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
…		…
735	const_iv (ST_IMMUTABLE)	935	const_iv (ST_IMMUTABLE)
736	const_iv (ST_NOATIME)	936	const_iv (ST_NOATIME)
737	const_iv (ST_NODIRATIME)	937	const_iv (ST_NODIRATIME)
738	const_iv (ST_RELATIME)	938	const_iv (ST_RELATIME)
739		939
		940	const_iv (PROT_NONE)
740	const_iv (PROT_EXEC)	941	const_iv (PROT_EXEC)
741	const_iv (PROT_NONE)
742	const_iv (PROT_READ)	942	const_iv (PROT_READ)
743	const_iv (PROT_WRITE)	943	const_iv (PROT_WRITE)
744		944
745	/const_iv (MAP_FIXED)/	945	/const_iv (MAP_FIXED)/
746	const_iv (MAP_PRIVATE)	946	const_iv (MAP_PRIVATE)
…		…
752	const_iv (MAP_LOCKED)	952	const_iv (MAP_LOCKED)
753	const_iv (MAP_NORESERVE)	953	const_iv (MAP_NORESERVE)
754	const_iv (MAP_POPULATE)	954	const_iv (MAP_POPULATE)
755	const_iv (MAP_NONBLOCK)	955	const_iv (MAP_NONBLOCK)
756		956
757	const_iv (MCL_FUTURE)	957	const_eio (MCL_FUTURE)
758	const_iv (MCL_CURRENT)	958	const_eio (MCL_CURRENT)
759		959
760	const_eio (MS_ASYNC)	960	const_eio (MS_ASYNC)
761	const_eio (MS_INVALIDATE)	961	const_eio (MS_INVALIDATE)
762	const_eio (MS_SYNC)	962	const_eio (MS_SYNC)
763		963
764	const_eio (MT_MODIFY)	964	const_eio (MT_MODIFY)
765		965
766	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	966	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
767	const_eio (SYNC_FILE_RANGE_WRITE)	967	const_eio (SYNC_FILE_RANGE_WRITE)
768	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	968	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		969
		970	const_eio (FALLOC_FL_KEEP_SIZE)
769		971
770	const_eio (READDIR_DENTS)	972	const_eio (READDIR_DENTS)
771	const_eio (READDIR_DIRS_FIRST)	973	const_eio (READDIR_DIRS_FIRST)
772	const_eio (READDIR_STAT_ORDER)	974	const_eio (READDIR_STAT_ORDER)
773	const_eio (READDIR_FOUND_UNKNOWN)	975	const_eio (READDIR_FOUND_UNKNOWN)
…		…
784	};	986	};
785		987
786	aio_stash = gv_stashpv ("IO::AIO" , 1);	988	aio_stash = gv_stashpv ("IO::AIO" , 1);
787	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);	989	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
788	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);	990	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
		991	aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
789		992
790	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	993	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
791	newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));	994	newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
792		995
793	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));	996	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
794		997
795	create_respipe ();	998	reinit ();
796
797	if (eio_init (want_poll, done_poll) < 0)
798	croak ("IO::AIO: unable to initialise eio library");
799
800	/* atfork child called in fifo order, so before eio's handler */
801	X_THREAD_ATFORK (0, 0, atfork_child);
802	}	999	}
803		1000
804	void	1001	void
		1002	reinit ()
		1003	PROTOTYPE:
		1004
		1005	void
805	max_poll_reqs (int nreqs)	1006	max_poll_reqs (unsigned int nreqs)
806	PROTOTYPE: $	1007	PROTOTYPE: $
807	CODE:	1008	CODE:
808	eio_set_max_poll_reqs (nreqs);	1009	eio_set_max_poll_reqs (nreqs);
809		1010
810	void	1011	void
…		…
812	PROTOTYPE: $	1013	PROTOTYPE: $
813	CODE:	1014	CODE:
814	eio_set_max_poll_time (nseconds);	1015	eio_set_max_poll_time (nseconds);
815		1016
816	void	1017	void
817	min_parallel (int nthreads)	1018	min_parallel (unsigned int nthreads)
818	PROTOTYPE: $	1019	PROTOTYPE: $
819	CODE:	1020	CODE:
820	eio_set_min_parallel (nthreads);	1021	eio_set_min_parallel (nthreads);
821		1022
822	void	1023	void
823	max_parallel (int nthreads)	1024	max_parallel (unsigned int nthreads)
824	PROTOTYPE: $	1025	PROTOTYPE: $
825	CODE:	1026	CODE:
826	eio_set_max_parallel (nthreads);	1027	eio_set_max_parallel (nthreads);
827		1028
828	void	1029	void
829	max_idle (int nthreads)	1030	max_idle (unsigned int nthreads)
830	PROTOTYPE: $	1031	PROTOTYPE: $
831	CODE:	1032	CODE:
832	eio_set_max_idle (nthreads);	1033	eio_set_max_idle (nthreads);
833		1034
834	void	1035	void
		1036	idle_timeout (unsigned int seconds)
		1037	PROTOTYPE: $
		1038	CODE:
		1039	eio_set_idle_timeout (seconds);
		1040
		1041	void
835	max_outstanding (int maxreqs)	1042	max_outstanding (unsigned int maxreqs)
836	PROTOTYPE: $	1043	PROTOTYPE: $
837	CODE:	1044	CODE:
838	max_outstanding = maxreqs;	1045	max_outstanding = maxreqs;
839		1046
840	void	1047	void
		1048	aio_wd (SV8 pathname, SV callback=&PL_sv_undef)
		1049	PPCODE:
		1050	{
		1051	dREQ;
		1052
		1053	req->type = EIO_WD_OPEN;
		1054	req_set_path1 (req, pathname);
		1055
		1056	REQ_SEND;
		1057	}
		1058
		1059	void
841	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	1060	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)
842	PROTOTYPE: $$$;$
843	PPCODE:	1061	PPCODE:
844	{	1062	{
845	dREQ;	1063	dREQ;
846		1064
847	req->type = EIO_OPEN;	1065	req->type = EIO_OPEN;
848	req->sv1 = newSVsv (pathname);	1066	req_set_path1 (req, pathname);
849	req->ptr1 = SvPVbyte_nolen (req->sv1);
850	req->int1 = flags;	1067	req->int1 = flags;
851	req->int2 = mode;	1068	req->int2 = mode;
852		1069
853	REQ_SEND;	1070	REQ_SEND;
854	}	1071	}
855		1072
856	void	1073	void
857	aio_fsync (SV fh, SV callback=&PL_sv_undef)	1074	aio_fsync (SV fh, SV callback=&PL_sv_undef)
858	PROTOTYPE: $;$
859	ALIAS:	1075	ALIAS:
860	aio_fsync = EIO_FSYNC	1076	aio_fsync = EIO_FSYNC
861	aio_fdatasync = EIO_FDATASYNC	1077	aio_fdatasync = EIO_FDATASYNC
		1078	aio_syncfs = EIO_SYNCFS
862	PPCODE:	1079	PPCODE:
863	{	1080	{
864	int fd = s_fileno_croak (fh, 0);	1081	int fd = s_fileno_croak (fh, 0);
865	dREQ;	1082	dREQ;
866		1083
…		…
871	REQ_SEND (req);	1088	REQ_SEND (req);
872	}	1089	}
873		1090
874	void	1091	void
875	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1092	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
876	PROTOTYPE: $$$$;$
877	PPCODE:	1093	PPCODE:
878	{	1094	{
879	int fd = s_fileno_croak (fh, 0);	1095	int fd = s_fileno_croak (fh, 0);
880	dREQ;	1096	dREQ;
881		1097
…		…
888		1104
889	REQ_SEND (req);	1105	REQ_SEND (req);
890	}	1106	}
891		1107
892	void	1108	void
893	aio_close (SV fh, SV callback=&PL_sv_undef)	1109	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)
894	PROTOTYPE: $;$
895	PPCODE:	1110	PPCODE:
896	{	1111	{
897	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
898	int fd = s_fileno_croak (fh, 0);	1112	int fd = s_fileno_croak (fh, 0);
899	dREQ;	1113	dREQ;
900		1114
901	if (close_pipe < 0)	1115	req->type = EIO_FALLOCATE;
		1116	req->sv1 = newSVsv (fh);
		1117	req->int1 = fd;
		1118	req->int2 = mode;
		1119	req->offs = offset;
		1120	req->size = len;
		1121
		1122	REQ_SEND (req);
		1123	}
		1124
		1125	void
		1126	aio_close (SV fh, SV callback=&PL_sv_undef)
		1127	PPCODE:
		1128	{
		1129	static int close_fd = -1; /* dummy fd to close fds via dup2 */
		1130	int fd = s_fileno_croak (fh, 0);
		1131	dREQ;
		1132
		1133	if (expect_false (close_fd < 0))
902	{	1134	{
903	int pipefd [2];	1135	int pipefd [2];
904		1136
		1137	if (
		1138	#ifdef _WIN32
		1139	_pipe (pipefd, 1, _O_BINARY) < 0
		1140	#else
905	if (pipe (pipefd) < 0	1141	pipe (pipefd) < 0
906	\|\| close (pipefd [1]) < 0
907	\|\| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0)	1142	\|\| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
		1143	#endif
		1144	\|\| close (pipefd [1]) < 0
		1145	)
908	abort (); /D/	1146	abort (); /D/
909		1147
910	close_pipe = pipefd [0];	1148	close_fd = pipefd [0];
911	}	1149	}
912		1150
913	req->type = EIO_DUP2;	1151	req->type = EIO_DUP2;
914	req->int1 = close_pipe;	1152	req->int1 = close_fd;
915	req->sv2 = newSVsv (fh);	1153	req->sv2 = newSVsv (fh);
916	req->int2 = fd;	1154	req->int2 = fd;
917		1155
918	REQ_SEND (req);	1156	REQ_SEND (req);
919	}	1157	}
…		…
921	void	1159	void
922	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1160	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
923	ALIAS:	1161	ALIAS:
924	aio_read = EIO_READ	1162	aio_read = EIO_READ
925	aio_write = EIO_WRITE	1163	aio_write = EIO_WRITE
926	PROTOTYPE: $$$$$;$
927	PPCODE:	1164	PPCODE:
928	{	1165	{
929	STRLEN svlen;	1166	STRLEN svlen;
930	int fd = s_fileno_croak (fh, ix == EIO_WRITE);	1167	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
931	char *svptr = SvPVbyte (data, svlen);	1168	char *svptr = SvPVbyte (data, svlen);
…		…
971	REQ_SEND;	1208	REQ_SEND;
972	}	1209	}
973	}	1210	}
974		1211
975	void	1212	void
976	aio_readlink (SV8 path, SV callback=&PL_sv_undef)	1213	aio_readlink (SV8 pathname, SV callback=&PL_sv_undef)
977	PROTOTYPE: $$;$	1214	ALIAS:
		1215	aio_readlink = EIO_READLINK
		1216	aio_realpath = EIO_REALPATH
978	PPCODE:	1217	PPCODE:
979	{	1218	{
980	SV *data;
981	dREQ;	1219	dREQ;
982		1220
983	req->type = EIO_READLINK;	1221	req->type = ix;
984	req->sv1 = newSVsv (path);	1222	req_set_path1 (req, pathname);
985	req->ptr1 = SvPVbyte_nolen (req->sv1);
986		1223
987	REQ_SEND;	1224	REQ_SEND;
988	}	1225	}
989		1226
990	void	1227	void
991	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1228	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
992	PROTOTYPE: $$$$;$
993	PPCODE:	1229	PPCODE:
994	{	1230	{
995	int ifd = s_fileno_croak (in_fh , 0);	1231	int ifd = s_fileno_croak (in_fh , 0);
996	int ofd = s_fileno_croak (out_fh, 1);	1232	int ofd = s_fileno_croak (out_fh, 1);
997	dREQ;	1233	dREQ;
…		…
1007	REQ_SEND;	1243	REQ_SEND;
1008	}	1244	}
1009		1245
1010	void	1246	void
1011	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1247	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
1012	PROTOTYPE: $$$;$
1013	PPCODE:	1248	PPCODE:
1014	{	1249	{
1015	int fd = s_fileno_croak (fh, 0);	1250	int fd = s_fileno_croak (fh, 0);
1016	dREQ;	1251	dREQ;
1017		1252
…		…
1033	PPCODE:	1268	PPCODE:
1034	{	1269	{
1035	dREQ;	1270	dREQ;
1036		1271
1037	req->sv1 = newSVsv (fh_or_path);	1272	req->sv1 = newSVsv (fh_or_path);
1038		1273	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1039	if (SvPOK (req->sv1))
1040	{
1041	req->type = ix;
1042	req->ptr1 = SvPVbyte_nolen (req->sv1);
1043	}
1044	else
1045	{
1046	req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1047	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1048	}
1049
1050	REQ_SEND;	1274	REQ_SEND;
1051	}	1275	}
		1276
		1277	UV
		1278	major (UV dev)
		1279	ALIAS:
		1280	minor = 1
		1281	CODE:
		1282	RETVAL = ix ? major (dev) : minor (dev);
		1283	OUTPUT:
		1284	RETVAL
		1285
		1286	UV
		1287	makedev (UV maj, UV min)
		1288	CODE:
		1289	RETVAL = makedev (maj, min);
		1290	OUTPUT:
		1291	RETVAL
1052		1292
1053	void	1293	void
1054	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)	1294	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)
1055	PPCODE:	1295	PPCODE:
1056	{	1296	{
1057	dREQ;	1297	dREQ;
1058		1298
1059	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1299	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1060	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;	1300	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1061	req->sv1 = newSVsv (fh_or_path);	1301	req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1062
1063	if (SvPOK (req->sv1))
1064	{
1065	req->type = EIO_UTIME;
1066	req->ptr1 = SvPVbyte_nolen (req->sv1);
1067	}
1068	else
1069	{
1070	req->type = EIO_FUTIME;
1071	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1072	}
1073		1302
1074	REQ_SEND;	1303	REQ_SEND;
1075	}	1304	}
1076		1305
1077	void	1306	void
1078	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)	1307	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)
1079	PPCODE:	1308	PPCODE:
1080	{	1309	{
1081	dREQ;	1310	dREQ;
1082		1311
1083	req->sv1 = newSVsv (fh_or_path);
1084	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1312	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1085		1313	req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1086	if (SvPOK (req->sv1))
1087	{
1088	req->type = EIO_TRUNCATE;
1089	req->ptr1 = SvPVbyte_nolen (req->sv1);
1090	}
1091	else
1092	{
1093	req->type = EIO_FTRUNCATE;
1094	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1095	}
1096		1314
1097	REQ_SEND;	1315	REQ_SEND;
1098	}	1316	}
1099		1317
1100	void	1318	void
…		…
1105	PPCODE:	1323	PPCODE:
1106	{	1324	{
1107	dREQ;	1325	dREQ;
1108		1326
1109	req->int2 = mode;	1327	req->int2 = mode;
1110	req->sv1 = newSVsv (fh_or_path);	1328	req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1111
1112	if (SvPOK (req->sv1))
1113	{
1114	req->type = ix;
1115	req->ptr1 = SvPVbyte_nolen (req->sv1);
1116	}
1117	else
1118	{
1119	req->type = EIO_FCHMOD;
1120	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1121	}
1122		1329
1123	REQ_SEND;	1330	REQ_SEND;
1124	}	1331	}
1125		1332
1126	void	1333	void
…		…
1129	{	1336	{
1130	dREQ;	1337	dREQ;
1131		1338
1132	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1339	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1133	req->int3 = SvOK (gid) ? SvIV (gid) : -1;	1340	req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1134	req->sv1 = newSVsv (fh_or_path);	1341	req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1135
1136	if (SvPOK (req->sv1))
1137	{
1138	req->type = EIO_CHOWN;
1139	req->ptr1 = SvPVbyte_nolen (req->sv1);
1140	}
1141	else
1142	{
1143	req->type = EIO_FCHOWN;
1144	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1145	}
1146		1342
1147	REQ_SEND;	1343	REQ_SEND;
1148	}	1344	}
1149		1345
1150	void	1346	void
…		…
1173	PPCODE:	1369	PPCODE:
1174	{	1370	{
1175	dREQ;	1371	dREQ;
1176		1372
1177	req->type = ix;	1373	req->type = ix;
1178	req->sv1 = newSVsv (pathname);	1374	req_set_path1 (req, pathname);
1179	req->ptr1 = SvPVbyte_nolen (req->sv1);
1180		1375
1181	REQ_SEND;	1376	REQ_SEND;
1182	}	1377	}
1183		1378
1184	void	1379	void
…		…
1188	aio_symlink = EIO_SYMLINK	1383	aio_symlink = EIO_SYMLINK
1189	aio_rename = EIO_RENAME	1384	aio_rename = EIO_RENAME
1190	PPCODE:	1385	PPCODE:
1191	{	1386	{
1192	dREQ;	1387	dREQ;
		1388	eio_wd wd2;
1193		1389
1194	req->type = ix;	1390	req->type = ix;
1195	req->sv1 = newSVsv (oldpath);	1391	req_set_path1 (req, oldpath);
1196	req->ptr1 = SvPVbyte_nolen (req->sv1);	1392	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1197	req->sv2 = newSVsv (newpath);	1393	req->int3 = (long)wd2;
1198	req->ptr2 = SvPVbyte_nolen (req->sv2);
1199		1394
1200	REQ_SEND;	1395	REQ_SEND;
1201	}	1396	}
1202		1397
1203	void	1398	void
…		…
1205	PPCODE:	1400	PPCODE:
1206	{	1401	{
1207	dREQ;	1402	dREQ;
1208		1403
1209	req->type = EIO_MKNOD;	1404	req->type = EIO_MKNOD;
1210	req->sv1 = newSVsv (pathname);
1211	req->ptr1 = SvPVbyte_nolen (req->sv1);
1212	req->int2 = (mode_t)mode;	1405	req->int2 = (mode_t)mode;
1213	req->offs = dev;	1406	req->offs = dev;
		1407	req_set_path1 (req, pathname);
1214		1408
1215	REQ_SEND;	1409	REQ_SEND;
1216	}	1410	}
1217		1411
1218	void	1412	void
1219	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1413	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1220	ALIAS:	1414	ALIAS:
1221	aio_mtouch = EIO_MTOUCH	1415	aio_mtouch = EIO_MTOUCH
1222	aio_msync = EIO_MSYNC	1416	aio_msync = EIO_MSYNC
1223	PROTOTYPE: $$$$;$
1224	PPCODE:	1417	PPCODE:
1225	{	1418	{
1226	STRLEN svlen;	1419	STRLEN svlen;
		1420	char *svptr = SvPVbyte (data, svlen);
1227	UV len = SvUV (length);	1421	UV len = SvUV (length);
1228	char *svptr = SvPVbyte (data, svlen);
1229		1422
1230	if (offset < 0)	1423	if (offset < 0)
1231	offset += svlen;	1424	offset += svlen;
1232		1425
1233	if (offset < 0 \|\| offset > svlen)	1426	if (offset < 0 \|\| offset > svlen)
…		…
1238		1431
1239	{	1432	{
1240	dREQ;	1433	dREQ;
1241		1434
1242	req->type = ix;	1435	req->type = ix;
1243	req->size = len;
1244	req->sv2 = SvREFCNT_inc (data);	1436	req->sv2 = SvREFCNT_inc (data);
1245	req->ptr2 = (char *)svptr + offset;	1437	req->ptr2 = (char *)svptr + offset;
		1438	req->size = len;
1246	req->int1 = flags;	1439	req->int1 = flags;
1247		1440
1248	REQ_SEND;	1441	REQ_SEND;
1249	}	1442	}
1250	}	1443	}
1251		1444
1252	void	1445	void
		1446	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback=&PL_sv_undef)
		1447	PPCODE:
		1448	{
		1449	STRLEN svlen;
		1450	char *svptr = SvPVbyte (data, svlen);
		1451	UV len = SvUV (length);
		1452
		1453	if (offset < 0)
		1454	offset += svlen;
		1455
		1456	if (offset < 0 \|\| offset > svlen)
		1457	croak ("offset outside of scalar");
		1458
		1459	if (!SvOK (length) \|\| len + offset > svlen)
		1460	len = svlen - offset;
		1461
		1462	{
		1463	dREQ;
		1464
		1465	req->type = EIO_MLOCK;
		1466	req->sv2 = SvREFCNT_inc (data);
		1467	req->ptr2 = (char *)svptr + offset;
		1468	req->size = len;
		1469
		1470	REQ_SEND;
		1471	}
		1472	}
		1473
		1474	void
		1475	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
		1476	PPCODE:
		1477	{
		1478	dREQ;
		1479
		1480	req->type = EIO_MLOCKALL;
		1481	req->int1 = flags;
		1482
		1483	REQ_SEND;
		1484	}
		1485
		1486	void
1253	aio_busy (double delay, SV *callback=&PL_sv_undef)	1487	aio_busy (double delay, SV *callback=&PL_sv_undef)
1254	PPCODE:	1488	PPCODE:
1255	{	1489	{
1256	dREQ;	1490	dREQ;
1257		1491
…		…
1261	REQ_SEND;	1495	REQ_SEND;
1262	}	1496	}
1263		1497
1264	void	1498	void
1265	aio_group (SV *callback=&PL_sv_undef)	1499	aio_group (SV *callback=&PL_sv_undef)
1266	PROTOTYPE: ;$
1267	PPCODE:	1500	PPCODE:
1268	{	1501	{
1269	dREQ;	1502	dREQ;
1270		1503
1271	req->type = EIO_GROUP;	1504	req->type = EIO_GROUP;
…		…
1288	REQ_SEND;	1521	REQ_SEND;
1289	}	1522	}
1290		1523
1291	int	1524	int
1292	aioreq_pri (int pri = 0)	1525	aioreq_pri (int pri = 0)
1293	PROTOTYPE: ;$
1294	CODE:	1526	CODE:
1295	RETVAL = next_pri;	1527	RETVAL = next_pri;
1296	if (items > 0)	1528	if (items > 0)
1297	{	1529	{
1298	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1530	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1310	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1542	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1311	next_pri = nice;	1543	next_pri = nice;
1312		1544
1313	void	1545	void
1314	flush ()	1546	flush ()
1315	PROTOTYPE:
1316	CODE:	1547	CODE:
1317	while (eio_nreqs ())	1548	while (eio_nreqs ())
1318	{	1549	{
1319	poll_wait ();	1550	poll_wait ();
1320	poll_cb ();	1551	poll_cb ();
1321	}	1552	}
1322		1553
1323	int	1554	int
1324	poll()	1555	poll ()
1325	PROTOTYPE:
1326	CODE:	1556	CODE:
1327	poll_wait ();	1557	poll_wait ();
1328	RETVAL = poll_cb ();	1558	RETVAL = poll_cb ();
1329	OUTPUT:	1559	OUTPUT:
1330	RETVAL	1560	RETVAL
1331		1561
1332	int	1562	int
1333	poll_fileno()	1563	poll_fileno ()
1334	PROTOTYPE:
1335	CODE:	1564	CODE:
1336	RETVAL = s_epipe_fd (&respipe);	1565	RETVAL = s_epipe_fd (&respipe);
1337	OUTPUT:	1566	OUTPUT:
1338	RETVAL	1567	RETVAL
1339		1568
1340	int	1569	int
1341	poll_cb(...)	1570	poll_cb (...)
1342	PROTOTYPE:	1571	PROTOTYPE:
1343	CODE:	1572	CODE:
1344	RETVAL = poll_cb ();	1573	RETVAL = poll_cb ();
1345	OUTPUT:	1574	OUTPUT:
1346	RETVAL	1575	RETVAL
1347		1576
1348	void	1577	void
1349	poll_wait()	1578	poll_wait ()
1350	PROTOTYPE:
1351	CODE:	1579	CODE:
1352	poll_wait ();	1580	poll_wait ();
1353		1581
1354	int	1582	int
1355	nreqs()	1583	nreqs ()
1356	PROTOTYPE:
1357	CODE:	1584	CODE:
1358	RETVAL = eio_nreqs ();	1585	RETVAL = eio_nreqs ();
1359	OUTPUT:	1586	OUTPUT:
1360	RETVAL	1587	RETVAL
1361		1588
1362	int	1589	int
1363	nready()	1590	nready ()
1364	PROTOTYPE:
1365	CODE:	1591	CODE:
1366	RETVAL = eio_nready ();	1592	RETVAL = eio_nready ();
1367	OUTPUT:	1593	OUTPUT:
1368	RETVAL	1594	RETVAL
1369		1595
1370	int	1596	int
1371	npending()	1597	npending ()
1372	PROTOTYPE:
1373	CODE:	1598	CODE:
1374	RETVAL = eio_npending ();	1599	RETVAL = eio_npending ();
1375	OUTPUT:	1600	OUTPUT:
1376	RETVAL	1601	RETVAL
1377		1602
1378	int	1603	int
1379	nthreads()	1604	nthreads ()
1380	PROTOTYPE:
1381	CODE:	1605	CODE:
1382	RETVAL = eio_nthreads ();	1606	RETVAL = eio_nthreads ();
1383	OUTPUT:	1607	OUTPUT:
1384	RETVAL	1608	RETVAL
1385		1609
1386	int	1610	int
1387	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)	1611	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1388	PROTOTYPE: $$$$
1389	CODE:	1612	CODE:
1390	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1391	RETVAL = posix_fadvise (fh, offset, length, advice);	1613	RETVAL = posix_fadvise (fh, offset, length, advice);
1392	#else
1393	RETVAL = errno = ENOSYS; /* yes, this is actually correct */
1394	#endif
1395	OUTPUT:	1614	OUTPUT:
1396	RETVAL	1615	RETVAL
1397		1616
1398	ssize_t	1617	IV
1399	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1618	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1400	PROTOTYPE: $$$$
1401	CODE:	1619	CODE:
1402	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1620	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1403	OUTPUT:	1621	OUTPUT:
1404	RETVAL	1622	RETVAL
1405		1623
1406	void	1624	void
1407	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1625	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)
1408	PROTOTYPE: $$$$$;$
1409	PPCODE:	1626	PPCODE:
1410	sv_unmagic (scalar, MMAP_MAGIC);	1627	sv_unmagic (scalar, MMAP_MAGIC);
1411	{	1628	{
1412	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1629	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1413	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1630	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1436	XSRETURN_YES;	1653	XSRETURN_YES;
1437	}	1654	}
1438		1655
1439	void	1656	void
1440	munmap (SV *scalar)	1657	munmap (SV *scalar)
1441	PROTOTYPE: $
1442	CODE:	1658	CODE:
1443	sv_unmagic (scalar, MMAP_MAGIC);	1659	sv_unmagic (scalar, MMAP_MAGIC);
1444		1660
1445	int	1661	int
1446	madvise (SV *scalar, off_t offset, off_t length, IV advice)	1662	madvise (SV scalar, off_t offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
1447	PROTOTYPE: $$$$	1663	ALIAS:
		1664	mprotect = 1
1448	CODE:	1665	CODE:
1449	{	1666	{
1450	char *addr = SvPV_nolen (scalar) + offset;	1667	STRLEN svlen;
		1668	void *addr = SvPVbyte (scalar, svlen);
		1669	size_t len = SvUV (length);
1451		1670
1452	if (!SvOK (ST (2)))	1671	if (offset < 0)
		1672	offset += svlen;
		1673
		1674	if (offset < 0 \|\| offset > svlen)
		1675	croak ("offset outside of scalar");
		1676
		1677	if (!SvOK (length) \|\| len + offset > svlen)
1453	length = SvCUR (scalar) - offset;	1678	len = svlen - offset;
1454		1679
1455	if (addr >= SvEND (scalar) \|\| length <= 0)	1680	addr = (void *)(((intptr_t)addr) + offset);
1456	XSRETURN_EMPTY;	1681	eio_page_align (&addr, &len);
1457		1682
1458	#if _XOPEN_SOURCE >= 600 && !NO_MADVISE	1683	switch (ix)
		1684	{
1459	RETVAL = posix_madvise (addr, length, advice);	1685	case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
1460	#else	1686	case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
1461	RETVAL = errno = ENOSYS; /* yes, this is actually correct */	1687	}
1462	#endif
1463	}	1688	}
1464	OUTPUT:	1689	OUTPUT:
1465	RETVAL	1690	RETVAL
1466		1691
1467	int	1692	int
1468	mlockall (int flags)	1693	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)
1469	PROTOTYPE: $
1470	CODE:	1694	CODE:
		1695	{
		1696	STRLEN svlen;
		1697	void *addr = SvPVbyte (scalar, svlen);
		1698	size_t len = SvUV (length);
		1699
		1700	if (offset < 0)
		1701	offset += svlen;
		1702
		1703	if (offset < 0 \|\| offset > svlen)
		1704	croak ("offset outside of scalar");
		1705
		1706	if (!SvOK (length) \|\| len + offset > svlen)
		1707	len = svlen - offset;
		1708
		1709	addr = (void *)(((intptr_t)addr) + offset);
		1710	eio_page_align (&addr, &len);
1471	#if _POSIX_MEMLOCK	1711	#if _POSIX_MEMLOCK_RANGE
1472	#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7	1712	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	1713	#else
1478	RETVAL = -1;	1714	RETVAL = ((errno = ENOSYS), -1);
1479	errno = ENOSYS;
1480	#endif	1715	#endif
		1716	}
1481	OUTPUT:	1717	OUTPUT:
1482	RETVAL	1718	RETVAL
1483		1719
1484	int	1720	int
1485	munlockall ()	1721	munlockall ()
1486	PROTOTYPE:
1487	CODE:	1722	CODE:
1488	#if _POSIX_MEMLOCK	1723	#if _POSIX_MEMLOCK
1489	munlockall ();	1724	munlockall ();
1490	#else	1725	#else
1491	RETVAL = -1;	1726	RETVAL = -1;
…		…
1499	SvREFCNT_dec (on_next_submit);	1734	SvREFCNT_dec (on_next_submit);
1500	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1735	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1501		1736
1502	PROTOTYPES: DISABLE	1737	PROTOTYPES: DISABLE
1503		1738
		1739	MODULE = IO::AIO PACKAGE = IO::AIO::WD
		1740
		1741	void
		1742	DESTROY (SV *self)
		1743	CODE:
		1744	{
		1745	aio_wd wd = SvAIO_WD (self);
		1746	#if HAVE_AT
		1747	SV *callback = &PL_sv_undef;
		1748	dREQ; /* clobbers next_pri :/ */
		1749	req->type = EIO_WD_CLOSE;
		1750	req->wd = wd;
		1751	REQ_SEND;
		1752	#else
		1753	eio_wd_close_sync (wd);
		1754	#endif
		1755	}
		1756
1504	MODULE = IO::AIO PACKAGE = IO::AIO::REQ	1757	MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1505		1758
1506	void	1759	void
1507	cancel (aio_req_ornot req)	1760	cancel (aio_req_ornot req)
1508	CODE:	1761	CODE:

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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 1.195 by root, Mon Sep 26 20:19:08 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 1.195 by root, Mon Sep 26 20:19:08 2011 UTC