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/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 1.200 by root, Thu Sep 29 09:51:24 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
…		…
269	}	365	}
270		366
271	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));	367	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
272	}	368	}
273		369
		370	static SV *
		371	newSVaio_wd (aio_wd wd)
		372	{
		373	return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash);
		374	}
		375
274	static aio_req SvAIO_REQ (SV *sv)	376	static aio_req SvAIO_REQ (SV *sv)
275	{	377	{
276	MAGIC *mg;	378	MAGIC *mg;
277		379
278	if (!SvROK (sv)	380	if (!SvROK (sv)
…		…
282	croak ("object of class IO::AIO::REQ expected");	384	croak ("object of class IO::AIO::REQ expected");
283		385
284	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	386	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
285		387
286	return mg ? (aio_req)mg->mg_ptr : 0;	388	return mg ? (aio_req)mg->mg_ptr : 0;
		389	}
		390
		391	static aio_wd SvAIO_WD (SV *sv)
		392	{
		393	if (!SvROK (sv)
		394	|| SvSTASH (SvRV (sv)) != aio_wd_stash
		395	|| SvTYPE (SvRV (sv)) != SVt_PVMG)
		396	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
		397
		398	return (aio_wd)(long)SvIVX (SvRV (sv));
287	}	399	}
288		400
289	static void aio_grp_feed (aio_req grp)	401	static void aio_grp_feed (aio_req grp)
290	{	402	{
291	if (grp->sv2 && SvOK (grp->sv2))	403	if (grp->sv2 && SvOK (grp->sv2))
…		…
340	/* do not recreate the result IV from scratch each time */	452	/* do not recreate the result IV from scratch each time */
341	if (expect_true (sv_result_cache))	453	if (expect_true (sv_result_cache))
342	{	454	{
343	sv_result = sv_result_cache; sv_result_cache = 0;	455	sv_result = sv_result_cache; sv_result_cache = 0;
344	SvIV_set (sv_result, req->result);	456	SvIV_set (sv_result, req->result);
		457	SvIOK_only (sv_result);
345	}	458	}
346	else	459	else
347	{	460	{
348	sv_result = newSViv (req->result);	461	sv_result = newSViv (req->result);
349	SvREADONLY_on (sv_result);	462	SvREADONLY_on (sv_result);
350	}	463	}
351		464
352	switch (req->type)	465	switch (req->type)
353	{	466	{
		467	case EIO_WD_OPEN:
		468	PUSHs (sv_2mortal (newSVaio_wd (req->wd)));
		469	break;
		470
354	case EIO_READDIR:	471	case EIO_READDIR:
355	{	472	{
356	SV *rv = &PL_sv_undef;	473	SV *rv = &PL_sv_undef;
357		474
358	if (req->result >= 0)	475	if (req->result >= 0)
…		…
446	case EIO_STATVFS:	563	case EIO_STATVFS:
447	case EIO_FSTATVFS:	564	case EIO_FSTATVFS:
448	{	565	{
449	SV *rv = &PL_sv_undef;	566	SV *rv = &PL_sv_undef;
450		567
		568	#ifndef _WIN32
451	if (req->result >= 0)	569	if (req->result >= 0)
452	{	570	{
453	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	571	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
454	HV *hv = newHV ();	572	HV *hv = newHV ();
455		573
…		…
465	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	583	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);	584	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);	585	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);	586	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
469	}	587	}
		588	#endif
470		589
471	PUSHs (rv);	590	PUSHs (rv);
472	}	591	}
473		592
474	break;	593	break;
…		…
490	case EIO_NOP:	609	case EIO_NOP:
491	case EIO_BUSY:	610	case EIO_BUSY:
492	break;	611	break;
493		612
494	case EIO_READLINK:	613	case EIO_READLINK:
		614	case EIO_REALPATH:
495	if (req->result > 0)	615	if (req->result > 0)
496	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));	616	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
497	break;	617	break;
498		618
499	case EIO_STAT:	619	case EIO_STAT:
500	case EIO_LSTAT:	620	case EIO_LSTAT:
501	case EIO_FSTAT:	621	case EIO_FSTAT:
502	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;	622	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
		623
503	PL_laststatval = req->result;	624	if (!(PL_laststatval = req->result))
		625	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
504	PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);	626	PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
		627
505	PUSHs (sv_result);	628	PUSHs (sv_result);
506	break;	629	break;
507		630
508	case EIO_READ:	631	case EIO_READ:
509	{	632	{
…		…
513	SvSETMAGIC (req->sv2);	636	SvSETMAGIC (req->sv2);
514	PUSHs (sv_result);	637	PUSHs (sv_result);
515	}	638	}
516	break;	639	break;
517		640
518	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */	641	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
519	if (req->result > 0)	642	if (req->result > 0)
520	SvIV_set (sv_result, 0);	643	SvIV_set (sv_result, 0);
521	/* FALLTHROUGH */	644	/* FALLTHROUGH */
522		645
523	default:	646	default:
…		…
553	SvREFCNT_dec (req->self);	676	SvREFCNT_dec (req->self);
554	}	677	}
555		678
556	SvREFCNT_dec (req->sv1);	679	SvREFCNT_dec (req->sv1);
557	SvREFCNT_dec (req->sv2);	680	SvREFCNT_dec (req->sv2);
		681	SvREFCNT_dec (req->sv3);
		682	SvREFCNT_dec (req->sv4);
558	SvREFCNT_dec (req->callback);	683	SvREFCNT_dec (req->callback);
559		684
560	Safefree (req);	685	Safefree (req);
561	}	686	}
562		687
563	static void req_cancel_subs (aio_req grp)	688	static void req_cancel_subs (aio_req grp)
564	{	689	{
565	aio_req sub;
566
567	if (grp->type != EIO_GROUP)	690	if (grp->type != EIO_GROUP)
568	return;	691	return;
569		692
570	SvREFCNT_dec (grp->sv2);	693	SvREFCNT_dec (grp->sv2);
571	grp->sv2 = 0;	694	grp->sv2 = 0;
572		695
573	eio_grp_cancel (grp);	696	eio_grp_cancel (grp);
574	}	697	}
575		698
576	static void
577	create_respipe (void)	699	static void create_respipe (void)
578	{	700	{
579	if (s_epipe_renew (&respipe))	701	if (s_epipe_renew (&respipe))
580	croak ("IO::AIO: unable to initialize result pipe");	702	croak ("IO::AIO: unable to initialize result pipe");
581	}	703	}
582		704
…		…
613		735
614	poll_wait ();	736	poll_wait ();
615	}	737	}
616	}	738	}
617		739
618	static void atfork_child (void)	740	static void ecb_cold
		741	reinit (void)
619	{	742	{
620	create_respipe ();	743	create_respipe ();
		744
		745	if (eio_init (want_poll, done_poll) < 0)
		746	croak ("IO::AIO: unable to initialise eio library");
621	}	747	}
622		748
623	/*****************************************************************************/	749	/*****************************************************************************/
624		750
625	#if !_POSIX_MAPPED_FILES	751	#if !_POSIX_MAPPED_FILES
626	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	752	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
627	# define munmap(addr,length) (errno = ENOSYS, -1)	753	# define munmap(addr,length) (errno = ENOSYS, -1)
628	#endif	754	#endif
629		755
		756	#if !_POSIX_MEMORY_PROTECTION
		757	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
		758	# define PROT_NONE 0
		759	# define PROT_WRITE 0
		760	# define MAP_PRIVATE 0
		761	# define MAP_SHARED 0
		762	# define MAP_FIXED 0
		763	#endif
		764
630	#define MMAP_MAGIC PERL_MAGIC_ext	765	#define MMAP_MAGIC PERL_MAGIC_ext
631		766
632	static int
633	mmap_free (pTHX_ SV *sv, MAGIC *mg)	767	static int mmap_free (pTHX_ SV *sv, MAGIC *mg)
634	{	768	{
635	int old_errno = errno;	769	int old_errno = errno;
636	munmap (mg->mg_ptr, (size_t)mg->mg_obj);	770	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
637	errno = old_errno;	771	errno = old_errno;
638		772
…		…
654	0, 0, 0, 0, mmap_free	788	0, 0, 0, 0, mmap_free
655	};	789	};
656		790
657	/*****************************************************************************/	791	/*****************************************************************************/
658		792
659	static SV *
660	get_cb (SV *cb_sv)	793	static SV * get_cb (SV *cb_sv)
661	{	794	{
662	SvGETMAGIC (cb_sv);	795	SvGETMAGIC (cb_sv);
663	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	796	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
664	}	797	}
665		798
…		…
683	req_submit (req); \	816	req_submit (req); \
684	SPAGAIN; \	817	SPAGAIN; \
685	\	818	\
686	if (GIMME_V != G_VOID) \	819	if (GIMME_V != G_VOID) \
687	XPUSHs (req_sv (req, aio_req_stash));	820	XPUSHs (req_sv (req, aio_req_stash));
		821
		822	static void
		823	req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
		824	{
		825	if (expect_false (SvROK (path)))
		826	{
		827	AV *av = (AV *)SvRV (path);
		828	SV *wdob;
		829
		830	if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1)
		831	croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
		832
		833	path = AvARRAY (av)[1];
		834	wdob = AvARRAY (av)[0];
		835
		836	if (SvOK (wdob))
		837	{
		838	*wd = SvAIO_WD (wdob);
		839	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		840	}
		841	else
		842	*wd = EIO_INVALID_WD;
		843	}
		844
		845	*pathsv = newSVsv (path);
		846	*ptr = SvPVbyte_nolen (*pathsv);
		847	}
		848
		849	static void
		850	req_set_path1 (aio_req req, SV *path)
		851	{
		852	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
		853	}
		854
		855	static void
		856	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
		857	{
		858	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
		859
		860	switch (SvTYPE (rv))
		861	{
		862	case SVt_PVIO:
		863	case SVt_PVLV:
		864	case SVt_PVGV:
		865	req->type = type_fh;
		866	req->sv1 = newSVsv (fh_or_path);
		867	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
		868	break;
		869
		870	default:
		871	req->type = type_path;
		872	req_set_path1 (req, fh_or_path);
		873	break;
		874	}
		875
		876	}
688		877
689	MODULE = IO::AIO PACKAGE = IO::AIO	878	MODULE = IO::AIO PACKAGE = IO::AIO
690		879
691	PROTOTYPES: ENABLE	880	PROTOTYPES: ENABLE
692		881
…		…
706	const_iv (O_RDWR)	895	const_iv (O_RDWR)
707	const_iv (O_CREAT)	896	const_iv (O_CREAT)
708	const_iv (O_TRUNC)	897	const_iv (O_TRUNC)
709	const_iv (O_EXCL)	898	const_iv (O_EXCL)
710	const_iv (O_APPEND)	899	const_iv (O_APPEND)
711	#ifndef _WIN32	900
		901	const_iv (O_ASYNC)
		902	const_iv (O_DIRECT)
		903	const_iv (O_NOATIME)
		904
		905	const_iv (O_CLOEXEC)
		906	const_iv (O_NOCTTY)
		907	const_iv (O_NOFOLLOW)
		908	const_iv (O_NONBLOCK)
		909	const_iv (O_EXEC)
		910	const_iv (O_SEARCH)
		911	const_iv (O_DIRECTORY)
		912	const_iv (O_DSYNC)
		913	const_iv (O_RSYNC)
		914	const_iv (O_SYNC)
		915	const_iv (O_TTY_INIT)
		916
712	const_iv (S_IFIFO)	917	const_iv (S_IFIFO)
713	#endif	918	const_iv (S_IFCHR)
		919	const_iv (S_IFBLK)
		920	const_iv (S_IFLNK)
		921	const_iv (S_IFREG)
		922	const_iv (S_IFDIR)
		923	const_iv (S_IFWHT)
		924	const_iv (S_IFSOCK)
		925	const_iv (S_IFMT)
		926
714	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)	927	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
715	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)	928	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
716	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)	929	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
717	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)	930	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
718	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)	931	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
…		…
735	const_iv (ST_IMMUTABLE)	948	const_iv (ST_IMMUTABLE)
736	const_iv (ST_NOATIME)	949	const_iv (ST_NOATIME)
737	const_iv (ST_NODIRATIME)	950	const_iv (ST_NODIRATIME)
738	const_iv (ST_RELATIME)	951	const_iv (ST_RELATIME)
739		952
		953	const_iv (PROT_NONE)
740	const_iv (PROT_EXEC)	954	const_iv (PROT_EXEC)
741	const_iv (PROT_NONE)
742	const_iv (PROT_READ)	955	const_iv (PROT_READ)
743	const_iv (PROT_WRITE)	956	const_iv (PROT_WRITE)
744		957
745	/*const_iv (MAP_FIXED)*/	958	/*const_iv (MAP_FIXED)*/
746	const_iv (MAP_PRIVATE)	959	const_iv (MAP_PRIVATE)
…		…
752	const_iv (MAP_LOCKED)	965	const_iv (MAP_LOCKED)
753	const_iv (MAP_NORESERVE)	966	const_iv (MAP_NORESERVE)
754	const_iv (MAP_POPULATE)	967	const_iv (MAP_POPULATE)
755	const_iv (MAP_NONBLOCK)	968	const_iv (MAP_NONBLOCK)
756		969
757	const_iv (MCL_FUTURE)	970	const_eio (MCL_FUTURE)
758	const_iv (MCL_CURRENT)	971	const_eio (MCL_CURRENT)
759		972
760	const_eio (MS_ASYNC)	973	const_eio (MS_ASYNC)
761	const_eio (MS_INVALIDATE)	974	const_eio (MS_INVALIDATE)
762	const_eio (MS_SYNC)	975	const_eio (MS_SYNC)
763		976
764	const_eio (MT_MODIFY)	977	const_eio (MT_MODIFY)
765		978
766	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	979	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
767	const_eio (SYNC_FILE_RANGE_WRITE)	980	const_eio (SYNC_FILE_RANGE_WRITE)
768	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	981	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		982
		983	const_eio (FALLOC_FL_KEEP_SIZE)
769		984
770	const_eio (READDIR_DENTS)	985	const_eio (READDIR_DENTS)
771	const_eio (READDIR_DIRS_FIRST)	986	const_eio (READDIR_DIRS_FIRST)
772	const_eio (READDIR_STAT_ORDER)	987	const_eio (READDIR_STAT_ORDER)
773	const_eio (READDIR_FOUND_UNKNOWN)	988	const_eio (READDIR_FOUND_UNKNOWN)
…		…
784	};	999	};
785		1000
786	aio_stash = gv_stashpv ("IO::AIO" , 1);	1001	aio_stash = gv_stashpv ("IO::AIO" , 1);
787	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);	1002	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
788	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);	1003	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
		1004	aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
789		1005
790	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1006	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));	1007	newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
792		1008
793	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));	1009	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
794		1010
795	create_respipe ();	1011	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	}	1012	}
803		1013
804	void	1014	void
		1015	reinit ()
		1016	PROTOTYPE:
		1017
		1018	void
805	max_poll_reqs (int nreqs)	1019	max_poll_reqs (unsigned int nreqs)
806	PROTOTYPE: $	1020	PROTOTYPE: $
807	CODE:	1021	CODE:
808	eio_set_max_poll_reqs (nreqs);	1022	eio_set_max_poll_reqs (nreqs);
809		1023
810	void	1024	void
…		…
812	PROTOTYPE: $	1026	PROTOTYPE: $
813	CODE:	1027	CODE:
814	eio_set_max_poll_time (nseconds);	1028	eio_set_max_poll_time (nseconds);
815		1029
816	void	1030	void
817	min_parallel (int nthreads)	1031	min_parallel (unsigned int nthreads)
818	PROTOTYPE: $	1032	PROTOTYPE: $
819	CODE:	1033	CODE:
820	eio_set_min_parallel (nthreads);	1034	eio_set_min_parallel (nthreads);
821		1035
822	void	1036	void
823	max_parallel (int nthreads)	1037	max_parallel (unsigned int nthreads)
824	PROTOTYPE: $	1038	PROTOTYPE: $
825	CODE:	1039	CODE:
826	eio_set_max_parallel (nthreads);	1040	eio_set_max_parallel (nthreads);
827		1041
828	void	1042	void
829	max_idle (int nthreads)	1043	max_idle (unsigned int nthreads)
830	PROTOTYPE: $	1044	PROTOTYPE: $
831	CODE:	1045	CODE:
832	eio_set_max_idle (nthreads);	1046	eio_set_max_idle (nthreads);
833		1047
834	void	1048	void
		1049	idle_timeout (unsigned int seconds)
		1050	PROTOTYPE: $
		1051	CODE:
		1052	eio_set_idle_timeout (seconds);
		1053
		1054	void
835	max_outstanding (int maxreqs)	1055	max_outstanding (unsigned int maxreqs)
836	PROTOTYPE: $	1056	PROTOTYPE: $
837	CODE:	1057	CODE:
838	max_outstanding = maxreqs;	1058	max_outstanding = maxreqs;
839		1059
840	void	1060	void
		1061	aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
		1062	PPCODE:
		1063	{
		1064	dREQ;
		1065
		1066	req->type = EIO_WD_OPEN;
		1067	req_set_path1 (req, pathname);
		1068
		1069	REQ_SEND;
		1070	}
		1071
		1072	void
841	aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)	1073	aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
842	PROTOTYPE: $$$;$
843	PPCODE:	1074	PPCODE:
844	{	1075	{
845	dREQ;	1076	dREQ;
846		1077
847	req->type = EIO_OPEN;	1078	req->type = EIO_OPEN;
848	req->sv1 = newSVsv (pathname);	1079	req_set_path1 (req, pathname);
849	req->ptr1 = SvPVbyte_nolen (req->sv1);
850	req->int1 = flags;	1080	req->int1 = flags;
851	req->int2 = mode;	1081	req->int2 = mode;
852		1082
853	REQ_SEND;	1083	REQ_SEND;
854	}	1084	}
855		1085
856	void	1086	void
857	aio_fsync (SV *fh, SV *callback=&PL_sv_undef)	1087	aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
858	PROTOTYPE: $;$
859	ALIAS:	1088	ALIAS:
860	aio_fsync = EIO_FSYNC	1089	aio_fsync = EIO_FSYNC
861	aio_fdatasync = EIO_FDATASYNC	1090	aio_fdatasync = EIO_FDATASYNC
		1091	aio_syncfs = EIO_SYNCFS
862	PPCODE:	1092	PPCODE:
863	{	1093	{
864	int fd = s_fileno_croak (fh, 0);	1094	int fd = s_fileno_croak (fh, 0);
865	dREQ;	1095	dREQ;
866		1096
…		…
871	REQ_SEND (req);	1101	REQ_SEND (req);
872	}	1102	}
873		1103
874	void	1104	void
875	aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)	1105	aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
876	PROTOTYPE: $$$$;$
877	PPCODE:	1106	PPCODE:
878	{	1107	{
879	int fd = s_fileno_croak (fh, 0);	1108	int fd = s_fileno_croak (fh, 0);
880	dREQ;	1109	dREQ;
881		1110
…		…
888		1117
889	REQ_SEND (req);	1118	REQ_SEND (req);
890	}	1119	}
891		1120
892	void	1121	void
893	aio_close (SV *fh, SV *callback=&PL_sv_undef)	1122	aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
894	PROTOTYPE: $;$
895	PPCODE:	1123	PPCODE:
896	{	1124	{
897	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
898	int fd = s_fileno_croak (fh, 0);	1125	int fd = s_fileno_croak (fh, 0);
899	dREQ;	1126	dREQ;
900		1127
901	if (close_pipe < 0)	1128	req->type = EIO_FALLOCATE;
		1129	req->sv1 = newSVsv (fh);
		1130	req->int1 = fd;
		1131	req->int2 = mode;
		1132	req->offs = offset;
		1133	req->size = len;
		1134
		1135	REQ_SEND (req);
		1136	}
		1137
		1138	void
		1139	aio_close (SV *fh, SV *callback=&PL_sv_undef)
		1140	PPCODE:
		1141	{
		1142	static int close_fd = -1; /* dummy fd to close fds via dup2 */
		1143	int fd = s_fileno_croak (fh, 0);
		1144	dREQ;
		1145
		1146	if (expect_false (close_fd < 0))
902	{	1147	{
903	int pipefd [2];	1148	int pipefd [2];
904		1149
		1150	if (
		1151	#ifdef _WIN32
		1152	_pipe (pipefd, 1, _O_BINARY) < 0
		1153	#else
905	if (pipe (pipefd) < 0	1154	pipe (pipefd) < 0
906	|| close (pipefd [1]) < 0
907	|| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0)	1155	|| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
		1156	#endif
		1157	|| close (pipefd [1]) < 0
		1158	)
908	abort (); /*D*/	1159	abort (); /*D*/
909		1160
910	close_pipe = pipefd [0];	1161	close_fd = pipefd [0];
911	}	1162	}
912		1163
913	req->type = EIO_DUP2;	1164	req->type = EIO_DUP2;
914	req->int1 = close_pipe;	1165	req->int1 = close_fd;
915	req->sv2 = newSVsv (fh);	1166	req->sv2 = newSVsv (fh);
916	req->int2 = fd;	1167	req->int2 = fd;
917		1168
918	REQ_SEND (req);	1169	REQ_SEND (req);
919	}	1170	}
…		…
921	void	1172	void
922	aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)	1173	aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
923	ALIAS:	1174	ALIAS:
924	aio_read = EIO_READ	1175	aio_read = EIO_READ
925	aio_write = EIO_WRITE	1176	aio_write = EIO_WRITE
926	PROTOTYPE: $$$$$;$
927	PPCODE:	1177	PPCODE:
928	{	1178	{
929	STRLEN svlen;	1179	STRLEN svlen;
930	int fd = s_fileno_croak (fh, ix == EIO_WRITE);	1180	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
931	char *svptr = SvPVbyte (data, svlen);	1181	char *svptr = SvPVbyte (data, svlen);
…		…
971	REQ_SEND;	1221	REQ_SEND;
972	}	1222	}
973	}	1223	}
974		1224
975	void	1225	void
976	aio_readlink (SV8 *path, SV *callback=&PL_sv_undef)	1226	aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
977	PROTOTYPE: $$;$	1227	ALIAS:
		1228	aio_readlink = EIO_READLINK
		1229	aio_realpath = EIO_REALPATH
978	PPCODE:	1230	PPCODE:
979	{	1231	{
980	SV *data;
981	dREQ;	1232	dREQ;
982		1233
983	req->type = EIO_READLINK;	1234	req->type = ix;
984	req->sv1 = newSVsv (path);	1235	req_set_path1 (req, pathname);
985	req->ptr1 = SvPVbyte_nolen (req->sv1);
986		1236
987	REQ_SEND;	1237	REQ_SEND;
988	}	1238	}
989		1239
990	void	1240	void
991	aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1241	aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
992	PROTOTYPE: $$$$;$
993	PPCODE:	1242	PPCODE:
994	{	1243	{
995	int ifd = s_fileno_croak (in_fh , 0);	1244	int ifd = s_fileno_croak (in_fh , 0);
996	int ofd = s_fileno_croak (out_fh, 1);	1245	int ofd = s_fileno_croak (out_fh, 1);
997	dREQ;	1246	dREQ;
…		…
1007	REQ_SEND;	1256	REQ_SEND;
1008	}	1257	}
1009		1258
1010	void	1259	void
1011	aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)	1260	aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
1012	PROTOTYPE: $$$;$
1013	PPCODE:	1261	PPCODE:
1014	{	1262	{
1015	int fd = s_fileno_croak (fh, 0);	1263	int fd = s_fileno_croak (fh, 0);
1016	dREQ;	1264	dREQ;
1017		1265
…		…
1033	PPCODE:	1281	PPCODE:
1034	{	1282	{
1035	dREQ;	1283	dREQ;
1036		1284
1037	req->sv1 = newSVsv (fh_or_path);	1285	req->sv1 = newSVsv (fh_or_path);
1038		1286	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;	1287	REQ_SEND;
1051	}	1288	}
		1289
		1290	UV
		1291	major (UV dev)
		1292	ALIAS:
		1293	minor = 1
		1294	CODE:
		1295	RETVAL = ix ? major (dev) : minor (dev);
		1296	OUTPUT:
		1297	RETVAL
		1298
		1299	UV
		1300	makedev (UV maj, UV min)
		1301	CODE:
		1302	RETVAL = makedev (maj, min);
		1303	OUTPUT:
		1304	RETVAL
1052		1305
1053	void	1306	void
1054	aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef)	1307	aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef)
1055	PPCODE:	1308	PPCODE:
1056	{	1309	{
1057	dREQ;	1310	dREQ;
1058		1311
1059	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1312	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1060	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;	1313	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1061	req->sv1 = newSVsv (fh_or_path);	1314	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		1315
1074	REQ_SEND;	1316	REQ_SEND;
1075	}	1317	}
1076		1318
1077	void	1319	void
1078	aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)	1320	aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1079	PPCODE:	1321	PPCODE:
1080	{	1322	{
1081	dREQ;	1323	dREQ;
1082		1324
1083	req->sv1 = newSVsv (fh_or_path);
1084	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1325	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1085		1326	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		1327
1097	REQ_SEND;	1328	REQ_SEND;
1098	}	1329	}
1099		1330
1100	void	1331	void
1101	aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)	1332	aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)
1102	ALIAS:
1103	aio_chmod = EIO_CHMOD
1104	aio_mkdir = EIO_MKDIR
1105	PPCODE:	1333	PPCODE:
1106	{	1334	{
1107	dREQ;	1335	dREQ;
1108		1336
1109	req->int2 = mode;	1337	req->int2 = mode;
1110	req->sv1 = newSVsv (fh_or_path);	1338	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		1339
1123	REQ_SEND;	1340	REQ_SEND;
1124	}	1341	}
1125		1342
1126	void	1343	void
…		…
1129	{	1346	{
1130	dREQ;	1347	dREQ;
1131		1348
1132	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1349	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1133	req->int3 = SvOK (gid) ? SvIV (gid) : -1;	1350	req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1134	req->sv1 = newSVsv (fh_or_path);	1351	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		1352
1147	REQ_SEND;	1353	REQ_SEND;
1148	}	1354	}
1149		1355
1150	void	1356	void
…		…
1152	PPCODE:	1358	PPCODE:
1153	{	1359	{
1154	dREQ;	1360	dREQ;
1155		1361
1156	req->type = EIO_READDIR;	1362	req->type = EIO_READDIR;
1157	req->sv1 = newSVsv (pathname);
1158	req->ptr1 = SvPVbyte_nolen (req->sv1);
1159	req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;	1363	req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1160		1364
1161	if (flags & EIO_READDIR_DENTS)	1365	if (flags & EIO_READDIR_DENTS)
1162	req->int1 |= EIO_READDIR_CUSTOM2;	1366	req->int1 |= EIO_READDIR_CUSTOM2;
1163		1367
		1368	req_set_path1 (req, pathname);
		1369
1164	REQ_SEND;	1370	REQ_SEND;
		1371	}
		1372
		1373	void
		1374	aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef)
		1375	PPCODE:
		1376	{
		1377	dREQ;
		1378
		1379	req->type = EIO_MKDIR;
		1380	req->int2 = mode;
		1381	req_set_path1 (req, pathname);
		1382
		1383	REQ_SEND;
1165	}	1384	}
1166		1385
1167	void	1386	void
1168	aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)	1387	aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1169	ALIAS:	1388	ALIAS:
…		…
1173	PPCODE:	1392	PPCODE:
1174	{	1393	{
1175	dREQ;	1394	dREQ;
1176		1395
1177	req->type = ix;	1396	req->type = ix;
1178	req->sv1 = newSVsv (pathname);	1397	req_set_path1 (req, pathname);
1179	req->ptr1 = SvPVbyte_nolen (req->sv1);
1180		1398
1181	REQ_SEND;	1399	REQ_SEND;
1182	}	1400	}
1183		1401
1184	void	1402	void
…		…
1188	aio_symlink = EIO_SYMLINK	1406	aio_symlink = EIO_SYMLINK
1189	aio_rename = EIO_RENAME	1407	aio_rename = EIO_RENAME
1190	PPCODE:	1408	PPCODE:
1191	{	1409	{
1192	dREQ;	1410	dREQ;
		1411	eio_wd wd2 = 0;
1193		1412
1194	req->type = ix;	1413	req->type = ix;
1195	req->sv1 = newSVsv (oldpath);	1414	req_set_path1 (req, oldpath);
1196	req->ptr1 = SvPVbyte_nolen (req->sv1);	1415	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1197	req->sv2 = newSVsv (newpath);	1416	req->int3 = (long)wd2;
1198	req->ptr2 = SvPVbyte_nolen (req->sv2);
1199		1417
1200	REQ_SEND;	1418	REQ_SEND;
1201	}	1419	}
1202		1420
1203	void	1421	void
…		…
1205	PPCODE:	1423	PPCODE:
1206	{	1424	{
1207	dREQ;	1425	dREQ;
1208		1426
1209	req->type = EIO_MKNOD;	1427	req->type = EIO_MKNOD;
1210	req->sv1 = newSVsv (pathname);
1211	req->ptr1 = SvPVbyte_nolen (req->sv1);
1212	req->int2 = (mode_t)mode;	1428	req->int2 = (mode_t)mode;
1213	req->offs = dev;	1429	req->offs = dev;
		1430	req_set_path1 (req, pathname);
1214		1431
1215	REQ_SEND;	1432	REQ_SEND;
1216	}	1433	}
1217		1434
1218	void	1435	void
1219	aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1436	aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1220	ALIAS:	1437	ALIAS:
1221	aio_mtouch = EIO_MTOUCH	1438	aio_mtouch = EIO_MTOUCH
1222	aio_msync = EIO_MSYNC	1439	aio_msync = EIO_MSYNC
1223	PROTOTYPE: $$$$;$
1224	PPCODE:	1440	PPCODE:
1225	{	1441	{
1226	STRLEN svlen;	1442	STRLEN svlen;
		1443	char *svptr = SvPVbyte (data, svlen);
1227	UV len = SvUV (length);	1444	UV len = SvUV (length);
1228	char *svptr = SvPVbyte (data, svlen);
1229		1445
1230	if (offset < 0)	1446	if (offset < 0)
1231	offset += svlen;	1447	offset += svlen;
1232		1448
1233	if (offset < 0 || offset > svlen)	1449	if (offset < 0 || offset > svlen)
…		…
1238		1454
1239	{	1455	{
1240	dREQ;	1456	dREQ;
1241		1457
1242	req->type = ix;	1458	req->type = ix;
1243	req->size = len;
1244	req->sv2 = SvREFCNT_inc (data);	1459	req->sv2 = SvREFCNT_inc (data);
1245	req->ptr2 = (char *)svptr + offset;	1460	req->ptr2 = (char *)svptr + offset;
		1461	req->size = len;
1246	req->int1 = flags;	1462	req->int1 = flags;
1247		1463
1248	REQ_SEND;	1464	REQ_SEND;
1249	}	1465	}
1250	}	1466	}
1251		1467
1252	void	1468	void
		1469	aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef)
		1470	PPCODE:
		1471	{
		1472	STRLEN svlen;
		1473	char *svptr = SvPVbyte (data, svlen);
		1474	UV len = SvUV (length);
		1475
		1476	if (offset < 0)
		1477	offset += svlen;
		1478
		1479	if (offset < 0 || offset > svlen)
		1480	croak ("offset outside of scalar");
		1481
		1482	if (!SvOK (length) || len + offset > svlen)
		1483	len = svlen - offset;
		1484
		1485	{
		1486	dREQ;
		1487
		1488	req->type = EIO_MLOCK;
		1489	req->sv2 = SvREFCNT_inc (data);
		1490	req->ptr2 = (char *)svptr + offset;
		1491	req->size = len;
		1492
		1493	REQ_SEND;
		1494	}
		1495	}
		1496
		1497	void
		1498	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
		1499	PPCODE:
		1500	{
		1501	dREQ;
		1502
		1503	req->type = EIO_MLOCKALL;
		1504	req->int1 = flags;
		1505
		1506	REQ_SEND;
		1507	}
		1508
		1509	void
1253	aio_busy (double delay, SV *callback=&PL_sv_undef)	1510	aio_busy (double delay, SV *callback=&PL_sv_undef)
1254	PPCODE:	1511	PPCODE:
1255	{	1512	{
1256	dREQ;	1513	dREQ;
1257		1514
…		…
1261	REQ_SEND;	1518	REQ_SEND;
1262	}	1519	}
1263		1520
1264	void	1521	void
1265	aio_group (SV *callback=&PL_sv_undef)	1522	aio_group (SV *callback=&PL_sv_undef)
1266	PROTOTYPE: ;$
1267	PPCODE:	1523	PPCODE:
1268	{	1524	{
1269	dREQ;	1525	dREQ;
1270		1526
1271	req->type = EIO_GROUP;	1527	req->type = EIO_GROUP;
…		…
1288	REQ_SEND;	1544	REQ_SEND;
1289	}	1545	}
1290		1546
1291	int	1547	int
1292	aioreq_pri (int pri = 0)	1548	aioreq_pri (int pri = 0)
1293	PROTOTYPE: ;$
1294	CODE:	1549	CODE:
1295	RETVAL = next_pri;	1550	RETVAL = next_pri;
1296	if (items > 0)	1551	if (items > 0)
1297	{	1552	{
1298	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1553	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1310	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1565	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1311	next_pri = nice;	1566	next_pri = nice;
1312		1567
1313	void	1568	void
1314	flush ()	1569	flush ()
1315	PROTOTYPE:
1316	CODE:	1570	CODE:
1317	while (eio_nreqs ())	1571	while (eio_nreqs ())
1318	{	1572	{
1319	poll_wait ();	1573	poll_wait ();
1320	poll_cb ();	1574	poll_cb ();
1321	}	1575	}
1322		1576
1323	int	1577	int
1324	poll()	1578	poll ()
1325	PROTOTYPE:
1326	CODE:	1579	CODE:
1327	poll_wait ();	1580	poll_wait ();
1328	RETVAL = poll_cb ();	1581	RETVAL = poll_cb ();
1329	OUTPUT:	1582	OUTPUT:
1330	RETVAL	1583	RETVAL
1331		1584
1332	int	1585	int
1333	poll_fileno()	1586	poll_fileno ()
1334	PROTOTYPE:
1335	CODE:	1587	CODE:
1336	RETVAL = s_epipe_fd (&respipe);	1588	RETVAL = s_epipe_fd (&respipe);
1337	OUTPUT:	1589	OUTPUT:
1338	RETVAL	1590	RETVAL
1339		1591
1340	int	1592	int
1341	poll_cb(...)	1593	poll_cb (...)
1342	PROTOTYPE:	1594	PROTOTYPE:
1343	CODE:	1595	CODE:
1344	RETVAL = poll_cb ();	1596	RETVAL = poll_cb ();
1345	OUTPUT:	1597	OUTPUT:
1346	RETVAL	1598	RETVAL
1347		1599
1348	void	1600	void
1349	poll_wait()	1601	poll_wait ()
1350	PROTOTYPE:
1351	CODE:	1602	CODE:
1352	poll_wait ();	1603	poll_wait ();
1353		1604
1354	int	1605	int
1355	nreqs()	1606	nreqs ()
1356	PROTOTYPE:
1357	CODE:	1607	CODE:
1358	RETVAL = eio_nreqs ();	1608	RETVAL = eio_nreqs ();
1359	OUTPUT:	1609	OUTPUT:
1360	RETVAL	1610	RETVAL
1361		1611
1362	int	1612	int
1363	nready()	1613	nready ()
1364	PROTOTYPE:
1365	CODE:	1614	CODE:
1366	RETVAL = eio_nready ();	1615	RETVAL = eio_nready ();
1367	OUTPUT:	1616	OUTPUT:
1368	RETVAL	1617	RETVAL
1369		1618
1370	int	1619	int
1371	npending()	1620	npending ()
1372	PROTOTYPE:
1373	CODE:	1621	CODE:
1374	RETVAL = eio_npending ();	1622	RETVAL = eio_npending ();
1375	OUTPUT:	1623	OUTPUT:
1376	RETVAL	1624	RETVAL
1377		1625
1378	int	1626	int
1379	nthreads()	1627	nthreads ()
1380	PROTOTYPE:
1381	CODE:	1628	CODE:
1382	RETVAL = eio_nthreads ();	1629	RETVAL = eio_nthreads ();
1383	OUTPUT:	1630	OUTPUT:
1384	RETVAL	1631	RETVAL
1385		1632
1386	int	1633	int
1387	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)	1634	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1388	PROTOTYPE: $$$$
1389	CODE:	1635	CODE:
1390	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1391	RETVAL = posix_fadvise (fh, offset, length, advice);	1636	RETVAL = posix_fadvise (fh, offset, length, advice);
1392	#else
1393	RETVAL = errno = ENOSYS; /* yes, this is actually correct */
1394	#endif
1395	OUTPUT:	1637	OUTPUT:
1396	RETVAL	1638	RETVAL
1397		1639
1398	ssize_t	1640	IV
1399	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1641	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1400	PROTOTYPE: $$$$
1401	CODE:	1642	CODE:
1402	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1643	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1403	OUTPUT:	1644	OUTPUT:
1404	RETVAL	1645	RETVAL
1405		1646
1406	void	1647	void
1407	mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)	1648	mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)
1408	PROTOTYPE: $$$$$;$
1409	PPCODE:	1649	PPCODE:
1410	sv_unmagic (scalar, MMAP_MAGIC);	1650	sv_unmagic (scalar, MMAP_MAGIC);
1411	{	1651	{
1412	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1652	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1413	void *addr = (void *)mmap (0, length, prot, flags, fd, offset);	1653	void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
…		…
1436	XSRETURN_YES;	1676	XSRETURN_YES;
1437	}	1677	}
1438		1678
1439	void	1679	void
1440	munmap (SV *scalar)	1680	munmap (SV *scalar)
1441	PROTOTYPE: $
1442	CODE:	1681	CODE:
1443	sv_unmagic (scalar, MMAP_MAGIC);	1682	sv_unmagic (scalar, MMAP_MAGIC);
1444		1683
1445	int	1684	int
1446	madvise (SV *scalar, off_t offset, off_t length, IV advice)	1685	madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1447	PROTOTYPE: $$$$	1686	ALIAS:
		1687	mprotect = 1
1448	CODE:	1688	CODE:
1449	{	1689	{
1450	char *addr = SvPV_nolen (scalar) + offset;	1690	STRLEN svlen;
		1691	void *addr = SvPVbyte (scalar, svlen);
		1692	size_t len = SvUV (length);
1451		1693
1452	if (!SvOK (ST (2)))	1694	if (offset < 0)
		1695	offset += svlen;
		1696
		1697	if (offset < 0 || offset > svlen)
		1698	croak ("offset outside of scalar");
		1699
		1700	if (!SvOK (length) || len + offset > svlen)
1453	length = SvCUR (scalar) - offset;	1701	len = svlen - offset;
1454		1702
1455	if (addr >= SvEND (scalar) || length <= 0)	1703	addr = (void *)(((intptr_t)addr) + offset);
1456	XSRETURN_EMPTY;	1704	eio_page_align (&addr, &len);
1457		1705
1458	#if _XOPEN_SOURCE >= 600 && !NO_MADVISE	1706	switch (ix)
		1707	{
1459	RETVAL = posix_madvise (addr, length, advice);	1708	case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
1460	#else	1709	case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
1461	RETVAL = errno = ENOSYS; /* yes, this is actually correct */	1710	}
1462	#endif
1463	}	1711	}
1464	OUTPUT:	1712	OUTPUT:
1465	RETVAL	1713	RETVAL
1466		1714
1467	int	1715	int
1468	mlockall (int flags)	1716	munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)
1469	PROTOTYPE: $
1470	CODE:	1717	CODE:
		1718	{
		1719	STRLEN svlen;
		1720	void *addr = SvPVbyte (scalar, svlen);
		1721	size_t len = SvUV (length);
		1722
		1723	if (offset < 0)
		1724	offset += svlen;
		1725
		1726	if (offset < 0 || offset > svlen)
		1727	croak ("offset outside of scalar");
		1728
		1729	if (!SvOK (length) || len + offset > svlen)
		1730	len = svlen - offset;
		1731
		1732	addr = (void *)(((intptr_t)addr) + offset);
		1733	eio_page_align (&addr, &len);
1471	#if _POSIX_MEMLOCK	1734	#if _POSIX_MEMLOCK_RANGE
1472	#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7	1735	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	1736	#else
1478	RETVAL = -1;	1737	RETVAL = ((errno = ENOSYS), -1);
1479	errno = ENOSYS;
1480	#endif	1738	#endif
		1739	}
1481	OUTPUT:	1740	OUTPUT:
1482	RETVAL	1741	RETVAL
1483		1742
1484	int	1743	int
1485	munlockall ()	1744	munlockall ()
1486	PROTOTYPE:
1487	CODE:	1745	CODE:
1488	#if _POSIX_MEMLOCK	1746	#if _POSIX_MEMLOCK
1489	munlockall ();	1747	munlockall ();
1490	#else	1748	#else
1491	RETVAL = -1;	1749	RETVAL = -1;
…		…
1499	SvREFCNT_dec (on_next_submit);	1757	SvREFCNT_dec (on_next_submit);
1500	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1758	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1501		1759
1502	PROTOTYPES: DISABLE	1760	PROTOTYPES: DISABLE
1503		1761
		1762	MODULE = IO::AIO PACKAGE = IO::AIO::WD
		1763
		1764	BOOT:
		1765	{
		1766	newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
		1767	newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
		1768	}
		1769
		1770	void
		1771	DESTROY (SV *self)
		1772	CODE:
		1773	{
		1774	aio_wd wd = SvAIO_WD (self);
		1775	#if HAVE_AT
		1776	SV *callback = &PL_sv_undef;
		1777	dREQ; /* clobbers next_pri :/ */
		1778	req->type = EIO_WD_CLOSE;
		1779	req->wd = wd;
		1780	REQ_SEND;
		1781	#else
		1782	eio_wd_close_sync (wd);
		1783	#endif
		1784	}
		1785
1504	MODULE = IO::AIO PACKAGE = IO::AIO::REQ	1786	MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1505		1787
1506	void	1788	void
1507	cancel (aio_req_ornot req)	1789	cancel (aio_req_ornot req)
1508	CODE:	1790	CODE:

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