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/cvs/IO-AIO/AIO.xs

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.167 by root, Sun May 9 20:49:52 2010 UTC vs.
Revision 1.196 by root, Tue Sep 27 00:41:51 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
		197	#ifndef POSIX_MADV_NORMAL
		198	# define POSIX_MADV_NORMAL 0
		199	#endif
		200	#ifndef POSIX_MADV_SEQUENTIAL
		201	# define POSIX_MADV_SEQUENTIAL 0
		202	#endif
		203	#ifndef POSIX_MADV_RANDOM
		204	# define POSIX_MADV_RANDOM 0
		205	#endif
		206	#ifndef POSIX_MADV_WILLNEED
		207	# define POSIX_MADV_WILLNEED 0
		208	#endif
		209	#ifndef POSIX_MADV_DONTNEED
		210	# define POSIX_MADV_DONTNEED 0
		211	#endif
		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
145	#ifndef ST_NODEV	236	#ifndef ST_NODEV
146	# define ST_NODEV 0	237	# define ST_NODEV 0
147	#endif	238	#endif
148	#ifndef ST_NOEXEC	239	#ifndef ST_NOEXEC
149	# define ST_NOEXEC 0	240	# define ST_NOEXEC 0
…		…
171	#endif	262	#endif
172	#ifndef ST_RELATIME	263	#ifndef ST_RELATIME
173	# define ST_RELATIME 0	264	# define ST_RELATIME 0
174	#endif	265	#endif
175		266
176	#ifndef MCL_CURRENT	267	#ifndef S_IFIFO
177	# define MCL_CURRENT 0	268	# define S_IFIFO 0
178	#endif	269	#endif
179	#ifndef MCL_FUTURE	270	#ifndef S_IFCHR
180	# 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
181	#endif	290	#endif
182		291
183	#ifndef MAP_ANONYMOUS	292	#ifndef MAP_ANONYMOUS
184	# ifdef MAP_ANON	293	# ifdef MAP_ANON
185	# define MAP_ANONYMOUS MAP_ANON	294	# define MAP_ANONYMOUS MAP_ANON
…		…
201	#endif	310	#endif
202	#ifndef MAP_NONBLOCK	311	#ifndef MAP_NONBLOCK
203	# define MAP_NONBLOCK 0	312	# define MAP_NONBLOCK 0
204	#endif	313	#endif
205		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
206	#ifndef PAGESIZE	325	#ifndef PAGESIZE
207	# define PAGESIZE sysconf (_SC_PAGESIZE)	326	# define PAGESIZE sysconf (_SC_PAGESIZE)
208	#endif	327	#endif
209
210	static int req_invoke (eio_req *req);
211	#define EIO_FINISH(req) req_invoke (req)
212	static void req_destroy (eio_req *grp);
213	#define EIO_DESTROY(req) req_destroy (req)
214		328
215	enum {	329	enum {
216	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	330	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
217	};	331	};
218		332
219	#include "libeio/eio.c"
220
221	typedef eio_req *aio_req;	333	typedef eio_req *aio_req;
222	typedef eio_req *aio_req_ornot;	334	typedef eio_req *aio_req_ornot;
		335	typedef eio_wd aio_wd;
223		336
224	static SV *on_next_submit;	337	static SV *on_next_submit;
225	static int next_pri = EIO_PRI_DEFAULT;	338	static int next_pri = EIO_PRI_DEFAULT;
226	static int max_outstanding;	339	static int max_outstanding;
227		340
…		…
252	}	365	}
253		366
254	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));	367	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
255	}	368	}
256		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
257	static aio_req SvAIO_REQ (SV *sv)	376	static aio_req SvAIO_REQ (SV *sv)
258	{	377	{
259	MAGIC *mg;	378	MAGIC *mg;
260		379
261	if (!SvROK (sv)	380	if (!SvROK (sv)
…		…
265	croak ("object of class IO::AIO::REQ expected");	384	croak ("object of class IO::AIO::REQ expected");
266		385
267	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	386	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
268		387
269	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));
270	}	399	}
271		400
272	static void aio_grp_feed (aio_req grp)	401	static void aio_grp_feed (aio_req grp)
273	{	402	{
274	if (grp->sv2 && SvOK (grp->sv2))	403	if (grp->sv2 && SvOK (grp->sv2))
…		…
323	/* do not recreate the result IV from scratch each time */	452	/* do not recreate the result IV from scratch each time */
324	if (expect_true (sv_result_cache))	453	if (expect_true (sv_result_cache))
325	{	454	{
326	sv_result = sv_result_cache; sv_result_cache = 0;	455	sv_result = sv_result_cache; sv_result_cache = 0;
327	SvIV_set (sv_result, req->result);	456	SvIV_set (sv_result, req->result);
		457	SvIOK_only (sv_result);
328	}	458	}
329	else	459	else
330	{	460	{
331	sv_result = newSViv (req->result);	461	sv_result = newSViv (req->result);
332	SvREADONLY_on (sv_result);	462	SvREADONLY_on (sv_result);
333	}	463	}
334		464
335	switch (req->type)	465	switch (req->type)
336	{	466	{
		467	case EIO_WD_OPEN:
		468	PUSHs (sv_2mortal (newSVaio_wd (req->wd)));
		469	break;
		470
337	case EIO_READDIR:	471	case EIO_READDIR:
338	{	472	{
339	SV *rv = &PL_sv_undef;	473	SV *rv = &PL_sv_undef;
340		474
341	if (req->result >= 0)	475	if (req->result >= 0)
…		…
429	case EIO_STATVFS:	563	case EIO_STATVFS:
430	case EIO_FSTATVFS:	564	case EIO_FSTATVFS:
431	{	565	{
432	SV *rv = &PL_sv_undef;	566	SV *rv = &PL_sv_undef;
433		567
		568	#ifndef _WIN32
434	if (req->result >= 0)	569	if (req->result >= 0)
435	{	570	{
436	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	571	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
437	HV *hv = newHV ();	572	HV *hv = newHV ();
438		573
…		…
448	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);
449	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);
450	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);
451	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);
452	}	587	}
		588	#endif
453		589
454	PUSHs (rv);	590	PUSHs (rv);
455	}	591	}
456		592
457	break;	593	break;
…		…
473	case EIO_NOP:	609	case EIO_NOP:
474	case EIO_BUSY:	610	case EIO_BUSY:
475	break;	611	break;
476		612
477	case EIO_READLINK:	613	case EIO_READLINK:
		614	case EIO_REALPATH:
478	if (req->result > 0)	615	if (req->result > 0)
479	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));	616	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
480	break;	617	break;
481		618
482	case EIO_STAT:	619	case EIO_STAT:
483	case EIO_LSTAT:	620	case EIO_LSTAT:
484	case EIO_FSTAT:	621	case EIO_FSTAT:
485	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;	622	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
486	PL_laststatval = req->result;	623	PL_laststatval = req->result;
		624	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
487	PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);	625	PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
488	PUSHs (sv_result);	626	PUSHs (sv_result);
489	break;	627	break;
490		628
491	case EIO_READ:	629	case EIO_READ:
…		…
496	SvSETMAGIC (req->sv2);	634	SvSETMAGIC (req->sv2);
497	PUSHs (sv_result);	635	PUSHs (sv_result);
498	}	636	}
499	break;	637	break;
500		638
501	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */	639	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
502	if (req->result > 0)	640	if (req->result > 0)
503	SvIV_set (sv_result, 0);	641	SvIV_set (sv_result, 0);
504	/* FALLTHROUGH */	642	/* FALLTHROUGH */
505		643
506	default:	644	default:
…		…
536	SvREFCNT_dec (req->self);	674	SvREFCNT_dec (req->self);
537	}	675	}
538		676
539	SvREFCNT_dec (req->sv1);	677	SvREFCNT_dec (req->sv1);
540	SvREFCNT_dec (req->sv2);	678	SvREFCNT_dec (req->sv2);
		679	SvREFCNT_dec (req->sv3);
		680	SvREFCNT_dec (req->sv4);
541	SvREFCNT_dec (req->callback);	681	SvREFCNT_dec (req->callback);
542		682
543	Safefree (req);	683	Safefree (req);
544	}	684	}
545		685
546	static void req_cancel_subs (aio_req grp)	686	static void req_cancel_subs (aio_req grp)
547	{	687	{
548	aio_req sub;
549
550	if (grp->type != EIO_GROUP)	688	if (grp->type != EIO_GROUP)
551	return;	689	return;
552		690
553	SvREFCNT_dec (grp->sv2);	691	SvREFCNT_dec (grp->sv2);
554	grp->sv2 = 0;	692	grp->sv2 = 0;
555		693
556	eio_grp_cancel (grp);	694	eio_grp_cancel (grp);
557	}	695	}
558		696
559	static void
560	create_respipe (void)	697	static void create_respipe (void)
561	{	698	{
562	if (s_epipe_renew (&respipe))	699	if (s_epipe_renew (&respipe))
563	croak ("IO::AIO: unable to initialize result pipe");	700	croak ("IO::AIO: unable to initialize result pipe");
564	}	701	}
565		702
…		…
596		733
597	poll_wait ();	734	poll_wait ();
598	}	735	}
599	}	736	}
600		737
601	static void atfork_child (void)	738	static void ecb_cold
		739	reinit (void)
602	{	740	{
603	create_respipe ();	741	create_respipe ();
		742
		743	if (eio_init (want_poll, done_poll) < 0)
		744	croak ("IO::AIO: unable to initialise eio library");
604	}	745	}
605		746
606	/*****************************************************************************/	747	/*****************************************************************************/
607		748
608	#if !_POSIX_MAPPED_FILES	749	#if !_POSIX_MAPPED_FILES
609	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	750	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
610	# define munmap(addr,length) (errno = ENOSYS, -1)	751	# define munmap(addr,length) (errno = ENOSYS, -1)
611	#endif	752	#endif
612		753
		754	#if !_POSIX_MEMORY_PROTECTION
		755	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
		756	# define PROT_NONE 0
		757	# define PROT_WRITE 0
		758	# define MAP_PRIVATE 0
		759	# define MAP_SHARED 0
		760	# define MAP_FIXED 0
		761	#endif
		762
613	#define MMAP_MAGIC PERL_MAGIC_ext	763	#define MMAP_MAGIC PERL_MAGIC_ext
614		764
615	static int
616	mmap_free (pTHX_ SV *sv, MAGIC *mg)	765	static int mmap_free (pTHX_ SV *sv, MAGIC *mg)
617	{	766	{
618	int old_errno = errno;	767	int old_errno = errno;
619	munmap (mg->mg_ptr, (size_t)mg->mg_obj);	768	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
620	errno = old_errno;	769	errno = old_errno;
621		770
622	mg->mg_obj = 0; /* just in case */	771	mg->mg_obj = 0; /* just in case */
623		772
624	SvREADONLY_off (sv);	773	SvREADONLY_off (sv);
		774
		775	if (SvPVX (sv) != mg->mg_ptr)
		776	croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
		777
625	SvCUR_set (sv, 0);	778	SvCUR_set (sv, 0);
626	SvLEN_set (sv, 0);
627	SvPVX (sv) = 0;	779	SvPVX (sv) = 0;
628	SvOK_off (sv);	780	SvOK_off (sv);
629		781
630	return 0;	782	return 0;
631	}	783	}
…		…
634	0, 0, 0, 0, mmap_free	786	0, 0, 0, 0, mmap_free
635	};	787	};
636		788
637	/*****************************************************************************/	789	/*****************************************************************************/
638		790
639	static SV *
640	get_cb (SV *cb_sv)	791	static SV * get_cb (SV *cb_sv)
641	{	792	{
642	SvGETMAGIC (cb_sv);	793	SvGETMAGIC (cb_sv);
643	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	794	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
644	}	795	}
645		796
…		…
663	req_submit (req); \	814	req_submit (req); \
664	SPAGAIN; \	815	SPAGAIN; \
665	\	816	\
666	if (GIMME_V != G_VOID) \	817	if (GIMME_V != G_VOID) \
667	XPUSHs (req_sv (req, aio_req_stash));	818	XPUSHs (req_sv (req, aio_req_stash));
		819
		820	static void
		821	req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
		822	{
		823	if (SvROK (path))
		824	{
		825	AV *av = (AV *)SvRV (path);
		826	SV *wdob;
		827
		828	if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1)
		829	croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
		830
		831	path = AvARRAY (av)[1];
		832	wdob = AvARRAY (av)[0];
		833
		834	if (SvOK (wdob))
		835	{
		836	*wd = SvAIO_WD (wdob);
		837	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		838	}
		839	else
		840	*wd = EIO_INVALID_WD;
		841	}
		842
		843	*pathsv = newSVsv (path);
		844	*ptr = SvPVbyte_nolen (*pathsv);
		845	}
		846
		847	static void
		848	req_set_path1 (aio_req req, SV *path)
		849	{
		850	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
		851	}
		852
		853	static void
		854	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
		855	{
		856	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
		857
		858	switch (SvTYPE (rv))
		859	{
		860	case SVt_PVIO:
		861	case SVt_PVLV:
		862	case SVt_PVGV:
		863	req->type = type_fh;
		864	req->sv1 = newSVsv (fh_or_path);
		865	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
		866	break;
		867
		868	default:
		869	req->type = type_path;
		870	req_set_path1 (req, fh_or_path);
		871	break;
		872	}
		873
		874	}
668		875
669	MODULE = IO::AIO PACKAGE = IO::AIO	876	MODULE = IO::AIO PACKAGE = IO::AIO
670		877
671	PROTOTYPES: ENABLE	878	PROTOTYPES: ENABLE
672		879
…		…
686	const_iv (O_RDWR)	893	const_iv (O_RDWR)
687	const_iv (O_CREAT)	894	const_iv (O_CREAT)
688	const_iv (O_TRUNC)	895	const_iv (O_TRUNC)
689	const_iv (O_EXCL)	896	const_iv (O_EXCL)
690	const_iv (O_APPEND)	897	const_iv (O_APPEND)
691	#ifndef _WIN32	898
		899	const_iv (O_ASYNC)
		900	const_iv (O_DIRECT)
		901	const_iv (O_NOATIME)
		902
		903	const_iv (O_CLOEXEC)
		904	const_iv (O_NOCTTY)
		905	const_iv (O_NOFOLLOW)
		906	const_iv (O_NONBLOCK)
		907	const_iv (O_EXEC)
		908	const_iv (O_SEARCH)
		909	const_iv (O_DIRECTORY)
		910	const_iv (O_DSYNC)
		911	const_iv (O_RSYNC)
		912	const_iv (O_SYNC)
		913	const_iv (O_TTY_INIT)
		914
692	const_iv (S_IFIFO)	915	const_iv (S_IFIFO)
693	#endif	916	const_iv (S_IFCHR)
		917	const_iv (S_IFBLK)
		918	const_iv (S_IFLNK)
		919	const_iv (S_IFREG)
		920	const_iv (S_IFDIR)
		921	const_iv (S_IFWHT)
		922	const_iv (S_IFSOCK)
		923	const_iv (S_IFMT)
		924
694	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)	925	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
695	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)	926	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
696	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)	927	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
697	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)	928	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
698	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)	929	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
699	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)	930	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
		931
		932	const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
		933	const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
		934	const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
		935	const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
		936	const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
700		937
701	const_iv (ST_RDONLY)	938	const_iv (ST_RDONLY)
702	const_iv (ST_NOSUID)	939	const_iv (ST_NOSUID)
703	const_iv (ST_NODEV)	940	const_iv (ST_NODEV)
704	const_iv (ST_NOEXEC)	941	const_iv (ST_NOEXEC)
…		…
709	const_iv (ST_IMMUTABLE)	946	const_iv (ST_IMMUTABLE)
710	const_iv (ST_NOATIME)	947	const_iv (ST_NOATIME)
711	const_iv (ST_NODIRATIME)	948	const_iv (ST_NODIRATIME)
712	const_iv (ST_RELATIME)	949	const_iv (ST_RELATIME)
713		950
		951	const_iv (PROT_NONE)
714	const_iv (PROT_EXEC)	952	const_iv (PROT_EXEC)
715	const_iv (PROT_NONE)
716	const_iv (PROT_READ)	953	const_iv (PROT_READ)
717	const_iv (PROT_WRITE)	954	const_iv (PROT_WRITE)
718		955
719	/*const_iv (MAP_FIXED)*/	956	/*const_iv (MAP_FIXED)*/
720	const_iv (MAP_PRIVATE)	957	const_iv (MAP_PRIVATE)
…		…
726	const_iv (MAP_LOCKED)	963	const_iv (MAP_LOCKED)
727	const_iv (MAP_NORESERVE)	964	const_iv (MAP_NORESERVE)
728	const_iv (MAP_POPULATE)	965	const_iv (MAP_POPULATE)
729	const_iv (MAP_NONBLOCK)	966	const_iv (MAP_NONBLOCK)
730		967
731	const_iv (MCL_FUTURE)	968	const_eio (MCL_FUTURE)
732	const_iv (MCL_CURRENT)	969	const_eio (MCL_CURRENT)
733		970
734	const_eio (MS_ASYNC)	971	const_eio (MS_ASYNC)
735	const_eio (MS_INVALIDATE)	972	const_eio (MS_INVALIDATE)
736	const_eio (MS_SYNC)	973	const_eio (MS_SYNC)
737		974
738	const_eio (MT_MODIFY)	975	const_eio (MT_MODIFY)
739		976
740	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	977	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
741	const_eio (SYNC_FILE_RANGE_WRITE)	978	const_eio (SYNC_FILE_RANGE_WRITE)
742	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	979	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		980
		981	const_eio (FALLOC_FL_KEEP_SIZE)
743		982
744	const_eio (READDIR_DENTS)	983	const_eio (READDIR_DENTS)
745	const_eio (READDIR_DIRS_FIRST)	984	const_eio (READDIR_DIRS_FIRST)
746	const_eio (READDIR_STAT_ORDER)	985	const_eio (READDIR_STAT_ORDER)
747	const_eio (READDIR_FOUND_UNKNOWN)	986	const_eio (READDIR_FOUND_UNKNOWN)
…		…
758	};	997	};
759		998
760	aio_stash = gv_stashpv ("IO::AIO" , 1);	999	aio_stash = gv_stashpv ("IO::AIO" , 1);
761	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);	1000	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
762	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);	1001	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
		1002	aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
763		1003
764	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1004	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
765	newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));	1005	newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
766		1006
767	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));	1007	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
768		1008
769	create_respipe ();	1009	reinit ();
770
771	if (eio_init (want_poll, done_poll) < 0)
772	croak ("IO::AIO: unable to initialise eio library");
773
774	/* atfork child called in fifo order, so before eio's handler */
775	X_THREAD_ATFORK (0, 0, atfork_child);
776	}	1010	}
777		1011
778	void	1012	void
		1013	reinit ()
		1014	PROTOTYPE:
		1015
		1016	void
779	max_poll_reqs (int nreqs)	1017	max_poll_reqs (unsigned int nreqs)
780	PROTOTYPE: $	1018	PROTOTYPE: $
781	CODE:	1019	CODE:
782	eio_set_max_poll_reqs (nreqs);	1020	eio_set_max_poll_reqs (nreqs);
783		1021
784	void	1022	void
…		…
786	PROTOTYPE: $	1024	PROTOTYPE: $
787	CODE:	1025	CODE:
788	eio_set_max_poll_time (nseconds);	1026	eio_set_max_poll_time (nseconds);
789		1027
790	void	1028	void
791	min_parallel (int nthreads)	1029	min_parallel (unsigned int nthreads)
792	PROTOTYPE: $	1030	PROTOTYPE: $
793	CODE:	1031	CODE:
794	eio_set_min_parallel (nthreads);	1032	eio_set_min_parallel (nthreads);
795		1033
796	void	1034	void
797	max_parallel (int nthreads)	1035	max_parallel (unsigned int nthreads)
798	PROTOTYPE: $	1036	PROTOTYPE: $
799	CODE:	1037	CODE:
800	eio_set_max_parallel (nthreads);	1038	eio_set_max_parallel (nthreads);
801		1039
802	void	1040	void
803	max_idle (int nthreads)	1041	max_idle (unsigned int nthreads)
804	PROTOTYPE: $	1042	PROTOTYPE: $
805	CODE:	1043	CODE:
806	eio_set_max_idle (nthreads);	1044	eio_set_max_idle (nthreads);
807		1045
808	void	1046	void
		1047	idle_timeout (unsigned int seconds)
		1048	PROTOTYPE: $
		1049	CODE:
		1050	eio_set_idle_timeout (seconds);
		1051
		1052	void
809	max_outstanding (int maxreqs)	1053	max_outstanding (unsigned int maxreqs)
810	PROTOTYPE: $	1054	PROTOTYPE: $
811	CODE:	1055	CODE:
812	max_outstanding = maxreqs;	1056	max_outstanding = maxreqs;
813		1057
814	void	1058	void
		1059	aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
		1060	PPCODE:
		1061	{
		1062	dREQ;
		1063
		1064	req->type = EIO_WD_OPEN;
		1065	req_set_path1 (req, pathname);
		1066
		1067	REQ_SEND;
		1068	}
		1069
		1070	void
815	aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)	1071	aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
816	PROTOTYPE: $$$;$
817	PPCODE:	1072	PPCODE:
818	{	1073	{
819	dREQ;	1074	dREQ;
820		1075
821	req->type = EIO_OPEN;	1076	req->type = EIO_OPEN;
822	req->sv1 = newSVsv (pathname);	1077	req_set_path1 (req, pathname);
823	req->ptr1 = SvPVbyte_nolen (req->sv1);
824	req->int1 = flags;	1078	req->int1 = flags;
825	req->int2 = mode;	1079	req->int2 = mode;
826		1080
827	REQ_SEND;	1081	REQ_SEND;
828	}	1082	}
829		1083
830	void	1084	void
831	aio_fsync (SV *fh, SV *callback=&PL_sv_undef)	1085	aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
832	PROTOTYPE: $;$
833	ALIAS:	1086	ALIAS:
834	aio_fsync = EIO_FSYNC	1087	aio_fsync = EIO_FSYNC
835	aio_fdatasync = EIO_FDATASYNC	1088	aio_fdatasync = EIO_FDATASYNC
		1089	aio_syncfs = EIO_SYNCFS
836	PPCODE:	1090	PPCODE:
837	{	1091	{
838	int fd = s_fileno_croak (fh, 0);	1092	int fd = s_fileno_croak (fh, 0);
839	dREQ;	1093	dREQ;
840		1094
…		…
845	REQ_SEND (req);	1099	REQ_SEND (req);
846	}	1100	}
847		1101
848	void	1102	void
849	aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)	1103	aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
850	PROTOTYPE: $$$$;$
851	PPCODE:	1104	PPCODE:
852	{	1105	{
853	int fd = s_fileno_croak (fh, 0);	1106	int fd = s_fileno_croak (fh, 0);
854	dREQ;	1107	dREQ;
855		1108
…		…
862		1115
863	REQ_SEND (req);	1116	REQ_SEND (req);
864	}	1117	}
865		1118
866	void	1119	void
867	aio_close (SV *fh, SV *callback=&PL_sv_undef)	1120	aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
868	PROTOTYPE: $;$
869	PPCODE:	1121	PPCODE:
870	{	1122	{
871	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
872	int fd = s_fileno_croak (fh, 0);	1123	int fd = s_fileno_croak (fh, 0);
873	dREQ;	1124	dREQ;
874		1125
875	if (close_pipe < 0)	1126	req->type = EIO_FALLOCATE;
		1127	req->sv1 = newSVsv (fh);
		1128	req->int1 = fd;
		1129	req->int2 = mode;
		1130	req->offs = offset;
		1131	req->size = len;
		1132
		1133	REQ_SEND (req);
		1134	}
		1135
		1136	void
		1137	aio_close (SV *fh, SV *callback=&PL_sv_undef)
		1138	PPCODE:
		1139	{
		1140	static int close_fd = -1; /* dummy fd to close fds via dup2 */
		1141	int fd = s_fileno_croak (fh, 0);
		1142	dREQ;
		1143
		1144	if (expect_false (close_fd < 0))
876	{	1145	{
877	int pipefd [2];	1146	int pipefd [2];
878		1147
		1148	if (
		1149	#ifdef _WIN32
		1150	_pipe (pipefd, 1, _O_BINARY) < 0
		1151	#else
879	if (pipe (pipefd) < 0	1152	pipe (pipefd) < 0
880	|| close (pipefd [1]) < 0
881	|| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0)	1153	|| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
		1154	#endif
		1155	|| close (pipefd [1]) < 0
		1156	)
882	abort (); /*D*/	1157	abort (); /*D*/
883		1158
884	close_pipe = pipefd [0];	1159	close_fd = pipefd [0];
885	}	1160	}
886		1161
887	req->type = EIO_DUP2;	1162	req->type = EIO_DUP2;
888	req->int1 = close_pipe;	1163	req->int1 = close_fd;
889	req->sv2 = newSVsv (fh);	1164	req->sv2 = newSVsv (fh);
890	req->int2 = fd;	1165	req->int2 = fd;
891		1166
892	REQ_SEND (req);	1167	REQ_SEND (req);
893	}	1168	}
…		…
895	void	1170	void
896	aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)	1171	aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
897	ALIAS:	1172	ALIAS:
898	aio_read = EIO_READ	1173	aio_read = EIO_READ
899	aio_write = EIO_WRITE	1174	aio_write = EIO_WRITE
900	PROTOTYPE: $$$$$;$
901	PPCODE:	1175	PPCODE:
902	{	1176	{
903	STRLEN svlen;	1177	STRLEN svlen;
904	int fd = s_fileno_croak (fh, ix == EIO_WRITE);	1178	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
905	char *svptr = SvPVbyte (data, svlen);	1179	char *svptr = SvPVbyte (data, svlen);
…		…
945	REQ_SEND;	1219	REQ_SEND;
946	}	1220	}
947	}	1221	}
948		1222
949	void	1223	void
950	aio_readlink (SV8 *path, SV *callback=&PL_sv_undef)	1224	aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
951	PROTOTYPE: $$;$	1225	ALIAS:
		1226	aio_readlink = EIO_READLINK
		1227	aio_realpath = EIO_REALPATH
952	PPCODE:	1228	PPCODE:
953	{	1229	{
954	SV *data;
955	dREQ;	1230	dREQ;
956		1231
957	req->type = EIO_READLINK;	1232	req->type = ix;
958	req->sv1 = newSVsv (path);	1233	req_set_path1 (req, pathname);
959	req->ptr1 = SvPVbyte_nolen (req->sv1);
960		1234
961	REQ_SEND;	1235	REQ_SEND;
962	}	1236	}
963		1237
964	void	1238	void
965	aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1239	aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
966	PROTOTYPE: $$$$;$
967	PPCODE:	1240	PPCODE:
968	{	1241	{
969	int ifd = s_fileno_croak (in_fh , 0);	1242	int ifd = s_fileno_croak (in_fh , 0);
970	int ofd = s_fileno_croak (out_fh, 1);	1243	int ofd = s_fileno_croak (out_fh, 1);
971	dREQ;	1244	dREQ;
…		…
981	REQ_SEND;	1254	REQ_SEND;
982	}	1255	}
983		1256
984	void	1257	void
985	aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)	1258	aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
986	PROTOTYPE: $$$;$
987	PPCODE:	1259	PPCODE:
988	{	1260	{
989	int fd = s_fileno_croak (fh, 0);	1261	int fd = s_fileno_croak (fh, 0);
990	dREQ;	1262	dREQ;
991		1263
…		…
1007	PPCODE:	1279	PPCODE:
1008	{	1280	{
1009	dREQ;	1281	dREQ;
1010		1282
1011	req->sv1 = newSVsv (fh_or_path);	1283	req->sv1 = newSVsv (fh_or_path);
1012		1284	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1013	if (SvPOK (req->sv1))
1014	{
1015	req->type = ix;
1016	req->ptr1 = SvPVbyte_nolen (req->sv1);
1017	}
1018	else
1019	{
1020	req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1021	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1022	}
1023
1024	REQ_SEND;	1285	REQ_SEND;
1025	}	1286	}
		1287
		1288	UV
		1289	major (UV dev)
		1290	ALIAS:
		1291	minor = 1
		1292	CODE:
		1293	RETVAL = ix ? major (dev) : minor (dev);
		1294	OUTPUT:
		1295	RETVAL
		1296
		1297	UV
		1298	makedev (UV maj, UV min)
		1299	CODE:
		1300	RETVAL = makedev (maj, min);
		1301	OUTPUT:
		1302	RETVAL
1026		1303
1027	void	1304	void
1028	aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef)	1305	aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef)
1029	PPCODE:	1306	PPCODE:
1030	{	1307	{
1031	dREQ;	1308	dREQ;
1032		1309
1033	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1310	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1034	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;	1311	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1035	req->sv1 = newSVsv (fh_or_path);	1312	req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1036
1037	if (SvPOK (req->sv1))
1038	{
1039	req->type = EIO_UTIME;
1040	req->ptr1 = SvPVbyte_nolen (req->sv1);
1041	}
1042	else
1043	{
1044	req->type = EIO_FUTIME;
1045	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1046	}
1047		1313
1048	REQ_SEND;	1314	REQ_SEND;
1049	}	1315	}
1050		1316
1051	void	1317	void
1052	aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)	1318	aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1053	PPCODE:	1319	PPCODE:
1054	{	1320	{
1055	dREQ;	1321	dREQ;
1056		1322
1057	req->sv1 = newSVsv (fh_or_path);
1058	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1323	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1059		1324	req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1060	if (SvPOK (req->sv1))
1061	{
1062	req->type = EIO_TRUNCATE;
1063	req->ptr1 = SvPVbyte_nolen (req->sv1);
1064	}
1065	else
1066	{
1067	req->type = EIO_FTRUNCATE;
1068	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1069	}
1070		1325
1071	REQ_SEND;	1326	REQ_SEND;
1072	}	1327	}
1073		1328
1074	void	1329	void
…		…
1079	PPCODE:	1334	PPCODE:
1080	{	1335	{
1081	dREQ;	1336	dREQ;
1082		1337
1083	req->int2 = mode;	1338	req->int2 = mode;
1084	req->sv1 = newSVsv (fh_or_path);	1339	req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1085
1086	if (SvPOK (req->sv1))
1087	{
1088	req->type = ix;
1089	req->ptr1 = SvPVbyte_nolen (req->sv1);
1090	}
1091	else
1092	{
1093	req->type = EIO_FCHMOD;
1094	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1095	}
1096		1340
1097	REQ_SEND;	1341	REQ_SEND;
1098	}	1342	}
1099		1343
1100	void	1344	void
…		…
1103	{	1347	{
1104	dREQ;	1348	dREQ;
1105		1349
1106	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1350	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1107	req->int3 = SvOK (gid) ? SvIV (gid) : -1;	1351	req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1108	req->sv1 = newSVsv (fh_or_path);	1352	req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1109
1110	if (SvPOK (req->sv1))
1111	{
1112	req->type = EIO_CHOWN;
1113	req->ptr1 = SvPVbyte_nolen (req->sv1);
1114	}
1115	else
1116	{
1117	req->type = EIO_FCHOWN;
1118	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1119	}
1120		1353
1121	REQ_SEND;	1354	REQ_SEND;
1122	}	1355	}
1123		1356
1124	void	1357	void
…		…
1147	PPCODE:	1380	PPCODE:
1148	{	1381	{
1149	dREQ;	1382	dREQ;
1150		1383
1151	req->type = ix;	1384	req->type = ix;
1152	req->sv1 = newSVsv (pathname);	1385	req_set_path1 (req, pathname);
1153	req->ptr1 = SvPVbyte_nolen (req->sv1);
1154		1386
1155	REQ_SEND;	1387	REQ_SEND;
1156	}	1388	}
1157		1389
1158	void	1390	void
…		…
1162	aio_symlink = EIO_SYMLINK	1394	aio_symlink = EIO_SYMLINK
1163	aio_rename = EIO_RENAME	1395	aio_rename = EIO_RENAME
1164	PPCODE:	1396	PPCODE:
1165	{	1397	{
1166	dREQ;	1398	dREQ;
		1399	eio_wd wd2;
1167		1400
1168	req->type = ix;	1401	req->type = ix;
1169	req->sv1 = newSVsv (oldpath);	1402	req_set_path1 (req, oldpath);
1170	req->ptr1 = SvPVbyte_nolen (req->sv1);	1403	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1171	req->sv2 = newSVsv (newpath);	1404	req->int3 = (long)wd2;
1172	req->ptr2 = SvPVbyte_nolen (req->sv2);
1173		1405
1174	REQ_SEND;	1406	REQ_SEND;
1175	}	1407	}
1176		1408
1177	void	1409	void
…		…
1179	PPCODE:	1411	PPCODE:
1180	{	1412	{
1181	dREQ;	1413	dREQ;
1182		1414
1183	req->type = EIO_MKNOD;	1415	req->type = EIO_MKNOD;
1184	req->sv1 = newSVsv (pathname);
1185	req->ptr1 = SvPVbyte_nolen (req->sv1);
1186	req->int2 = (mode_t)mode;	1416	req->int2 = (mode_t)mode;
1187	req->offs = dev;	1417	req->offs = dev;
		1418	req_set_path1 (req, pathname);
1188		1419
1189	REQ_SEND;	1420	REQ_SEND;
1190	}	1421	}
1191		1422
1192	void	1423	void
1193	aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1424	aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1194	ALIAS:	1425	ALIAS:
1195	aio_mtouch = EIO_MTOUCH	1426	aio_mtouch = EIO_MTOUCH
1196	aio_msync = EIO_MSYNC	1427	aio_msync = EIO_MSYNC
1197	PROTOTYPE: $$$$;$
1198	PPCODE:	1428	PPCODE:
1199	{	1429	{
1200	STRLEN svlen;	1430	STRLEN svlen;
		1431	char *svptr = SvPVbyte (data, svlen);
1201	UV len = SvUV (length);	1432	UV len = SvUV (length);
1202	char *svptr = SvPVbyte (data, svlen);
1203		1433
1204	if (offset < 0)	1434	if (offset < 0)
1205	offset += svlen;	1435	offset += svlen;
1206		1436
1207	if (offset < 0 || offset > svlen)	1437	if (offset < 0 || offset > svlen)
…		…
1212		1442
1213	{	1443	{
1214	dREQ;	1444	dREQ;
1215		1445
1216	req->type = ix;	1446	req->type = ix;
1217	req->size = len;
1218	req->sv2 = SvREFCNT_inc (data);	1447	req->sv2 = SvREFCNT_inc (data);
1219	req->ptr2 = (char *)svptr + offset;	1448	req->ptr2 = (char *)svptr + offset;
		1449	req->size = len;
1220	req->int1 = flags;	1450	req->int1 = flags;
1221		1451
1222	REQ_SEND;	1452	REQ_SEND;
1223	}	1453	}
1224	}	1454	}
1225		1455
1226	void	1456	void
		1457	aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef)
		1458	PPCODE:
		1459	{
		1460	STRLEN svlen;
		1461	char *svptr = SvPVbyte (data, svlen);
		1462	UV len = SvUV (length);
		1463
		1464	if (offset < 0)
		1465	offset += svlen;
		1466
		1467	if (offset < 0 || offset > svlen)
		1468	croak ("offset outside of scalar");
		1469
		1470	if (!SvOK (length) || len + offset > svlen)
		1471	len = svlen - offset;
		1472
		1473	{
		1474	dREQ;
		1475
		1476	req->type = EIO_MLOCK;
		1477	req->sv2 = SvREFCNT_inc (data);
		1478	req->ptr2 = (char *)svptr + offset;
		1479	req->size = len;
		1480
		1481	REQ_SEND;
		1482	}
		1483	}
		1484
		1485	void
		1486	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
		1487	PPCODE:
		1488	{
		1489	dREQ;
		1490
		1491	req->type = EIO_MLOCKALL;
		1492	req->int1 = flags;
		1493
		1494	REQ_SEND;
		1495	}
		1496
		1497	void
1227	aio_busy (double delay, SV *callback=&PL_sv_undef)	1498	aio_busy (double delay, SV *callback=&PL_sv_undef)
1228	PPCODE:	1499	PPCODE:
1229	{	1500	{
1230	dREQ;	1501	dREQ;
1231		1502
…		…
1235	REQ_SEND;	1506	REQ_SEND;
1236	}	1507	}
1237		1508
1238	void	1509	void
1239	aio_group (SV *callback=&PL_sv_undef)	1510	aio_group (SV *callback=&PL_sv_undef)
1240	PROTOTYPE: ;$
1241	PPCODE:	1511	PPCODE:
1242	{	1512	{
1243	dREQ;	1513	dREQ;
1244		1514
1245	req->type = EIO_GROUP;	1515	req->type = EIO_GROUP;
…		…
1262	REQ_SEND;	1532	REQ_SEND;
1263	}	1533	}
1264		1534
1265	int	1535	int
1266	aioreq_pri (int pri = 0)	1536	aioreq_pri (int pri = 0)
1267	PROTOTYPE: ;$
1268	CODE:	1537	CODE:
1269	RETVAL = next_pri;	1538	RETVAL = next_pri;
1270	if (items > 0)	1539	if (items > 0)
1271	{	1540	{
1272	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1541	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1284	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1553	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1285	next_pri = nice;	1554	next_pri = nice;
1286		1555
1287	void	1556	void
1288	flush ()	1557	flush ()
1289	PROTOTYPE:
1290	CODE:	1558	CODE:
1291	while (eio_nreqs ())	1559	while (eio_nreqs ())
1292	{	1560	{
1293	poll_wait ();	1561	poll_wait ();
1294	poll_cb ();	1562	poll_cb ();
1295	}	1563	}
1296		1564
1297	int	1565	int
1298	poll()	1566	poll ()
1299	PROTOTYPE:
1300	CODE:	1567	CODE:
1301	poll_wait ();	1568	poll_wait ();
1302	RETVAL = poll_cb ();	1569	RETVAL = poll_cb ();
1303	OUTPUT:	1570	OUTPUT:
1304	RETVAL	1571	RETVAL
1305		1572
1306	int	1573	int
1307	poll_fileno()	1574	poll_fileno ()
1308	PROTOTYPE:
1309	CODE:	1575	CODE:
1310	RETVAL = s_epipe_fd (&respipe);	1576	RETVAL = s_epipe_fd (&respipe);
1311	OUTPUT:	1577	OUTPUT:
1312	RETVAL	1578	RETVAL
1313		1579
1314	int	1580	int
1315	poll_cb(...)	1581	poll_cb (...)
1316	PROTOTYPE:	1582	PROTOTYPE:
1317	CODE:	1583	CODE:
1318	RETVAL = poll_cb ();	1584	RETVAL = poll_cb ();
1319	OUTPUT:	1585	OUTPUT:
1320	RETVAL	1586	RETVAL
1321		1587
1322	void	1588	void
1323	poll_wait()	1589	poll_wait ()
1324	PROTOTYPE:
1325	CODE:	1590	CODE:
1326	poll_wait ();	1591	poll_wait ();
1327		1592
1328	int	1593	int
1329	nreqs()	1594	nreqs ()
1330	PROTOTYPE:
1331	CODE:	1595	CODE:
1332	RETVAL = eio_nreqs ();	1596	RETVAL = eio_nreqs ();
1333	OUTPUT:	1597	OUTPUT:
1334	RETVAL	1598	RETVAL
1335		1599
1336	int	1600	int
1337	nready()	1601	nready ()
1338	PROTOTYPE:
1339	CODE:	1602	CODE:
1340	RETVAL = eio_nready ();	1603	RETVAL = eio_nready ();
1341	OUTPUT:	1604	OUTPUT:
1342	RETVAL	1605	RETVAL
1343		1606
1344	int	1607	int
1345	npending()	1608	npending ()
1346	PROTOTYPE:
1347	CODE:	1609	CODE:
1348	RETVAL = eio_npending ();	1610	RETVAL = eio_npending ();
1349	OUTPUT:	1611	OUTPUT:
1350	RETVAL	1612	RETVAL
1351		1613
1352	int	1614	int
1353	nthreads()	1615	nthreads ()
1354	PROTOTYPE:
1355	CODE:	1616	CODE:
1356	RETVAL = eio_nthreads ();	1617	RETVAL = eio_nthreads ();
1357	OUTPUT:	1618	OUTPUT:
1358	RETVAL	1619	RETVAL
1359		1620
1360	int	1621	int
1361	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)	1622	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1362	PROTOTYPE: $$$$
1363	CODE:	1623	CODE:
1364	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1365	RETVAL = posix_fadvise (fh, offset, length, advice);	1624	RETVAL = posix_fadvise (fh, offset, length, advice);
1366	#else
1367	RETVAL = errno = ENOSYS; /* yes, this is actually correct */
1368	#endif
1369	OUTPUT:	1625	OUTPUT:
1370	RETVAL	1626	RETVAL
1371		1627
1372	ssize_t	1628	IV
1373	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1629	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1374	PROTOTYPE: $$$$
1375	CODE:	1630	CODE:
1376	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1631	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1377	OUTPUT:	1632	OUTPUT:
1378	RETVAL	1633	RETVAL
1379		1634
1380	void	1635	void
1381	mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)	1636	mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)
1382	PROTOTYPE: $$$$$;$
1383	PPCODE:	1637	PPCODE:
1384	sv_unmagic (scalar, MMAP_MAGIC);	1638	sv_unmagic (scalar, MMAP_MAGIC);
1385	{	1639	{
1386	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1640	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1387	void *addr = (void *)mmap (0, length, prot, flags, fd, offset);	1641	void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1388	if (addr == (void *)-1)	1642	if (addr == (void *)-1)
1389	XSRETURN_NO;	1643	XSRETURN_NO;
1390		1644
		1645	sv_force_normal (scalar);
		1646
1391	/* we store the length in mg_obj, as namlen is I32 :/ */	1647	/* we store the length in mg_obj, as namlen is I32 :/ */
1392	sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)	1648	sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1393	->mg_obj = (SV *)length;	1649	->mg_obj = (SV *)length;
1394		1650
1395	SvUPGRADE (scalar, SVt_PV); /* nop... */	1651	SvUPGRADE (scalar, SVt_PV); /* nop... */
		1652
1396	if (!(prot & PROT_WRITE))	1653	if (!(prot & PROT_WRITE))
1397	SvREADONLY_on (scalar);	1654	SvREADONLY_on (scalar);
		1655
		1656	if (SvLEN (scalar))
		1657	Safefree (SvPVX (scalar));
1398		1658
1399	SvPVX (scalar) = (char *)addr;	1659	SvPVX (scalar) = (char *)addr;
1400	SvCUR_set (scalar, length);	1660	SvCUR_set (scalar, length);
1401	SvLEN_set (scalar, 0);	1661	SvLEN_set (scalar, 0);
1402	SvPOK_only (scalar);	1662	SvPOK_only (scalar);
…		…
1404	XSRETURN_YES;	1664	XSRETURN_YES;
1405	}	1665	}
1406		1666
1407	void	1667	void
1408	munmap (SV *scalar)	1668	munmap (SV *scalar)
1409	PROTOTYPE: $
1410	CODE:	1669	CODE:
1411	sv_unmagic (scalar, MMAP_MAGIC);	1670	sv_unmagic (scalar, MMAP_MAGIC);
1412		1671
1413	int	1672	int
1414	mlockall (int flags)	1673	madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1415	PROTOTYPE: $	1674	ALIAS:
		1675	mprotect = 1
1416	CODE:	1676	CODE:
		1677	{
		1678	STRLEN svlen;
		1679	void *addr = SvPVbyte (scalar, svlen);
		1680	size_t len = SvUV (length);
		1681
		1682	if (offset < 0)
		1683	offset += svlen;
		1684
		1685	if (offset < 0 || offset > svlen)
		1686	croak ("offset outside of scalar");
		1687
		1688	if (!SvOK (length) || len + offset > svlen)
		1689	len = svlen - offset;
		1690
		1691	addr = (void *)(((intptr_t)addr) + offset);
		1692	eio_page_align (&addr, &len);
		1693
		1694	switch (ix)
		1695	{
		1696	case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
		1697	case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
		1698	}
		1699	}
		1700	OUTPUT:
		1701	RETVAL
		1702
		1703	int
		1704	munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)
		1705	CODE:
		1706	{
		1707	STRLEN svlen;
		1708	void *addr = SvPVbyte (scalar, svlen);
		1709	size_t len = SvUV (length);
		1710
		1711	if (offset < 0)
		1712	offset += svlen;
		1713
		1714	if (offset < 0 || offset > svlen)
		1715	croak ("offset outside of scalar");
		1716
		1717	if (!SvOK (length) || len + offset > svlen)
		1718	len = svlen - offset;
		1719
		1720	addr = (void *)(((intptr_t)addr) + offset);
		1721	eio_page_align (&addr, &len);
1417	#if _POSIX_MEMLOCK	1722	#if _POSIX_MEMLOCK_RANGE
1418	#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7	1723	RETVAL = munlock (addr, len);
1419	extern int mallopt (int, int);
1420	mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */
1421	#endif
1422	mlockall (flags);
1423	#else	1724	#else
1424	RETVAL = -1;	1725	RETVAL = ((errno = ENOSYS), -1);
1425	errno = ENOSYS;
1426	#endif	1726	#endif
		1727	}
1427	OUTPUT:	1728	OUTPUT:
1428	RETVAL	1729	RETVAL
1429		1730
1430	int	1731	int
1431	munlockall ()	1732	munlockall ()
1432	PROTOTYPE:
1433	CODE:	1733	CODE:
1434	#if _POSIX_MEMLOCK	1734	#if _POSIX_MEMLOCK
1435	munlockall ();	1735	munlockall ();
1436	#else	1736	#else
1437	RETVAL = -1;	1737	RETVAL = -1;
…		…
1445	SvREFCNT_dec (on_next_submit);	1745	SvREFCNT_dec (on_next_submit);
1446	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1746	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1447		1747
1448	PROTOTYPES: DISABLE	1748	PROTOTYPES: DISABLE
1449		1749
		1750	MODULE = IO::AIO PACKAGE = IO::AIO::WD
		1751
		1752	BOOT:
		1753	{
		1754	newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
		1755	newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
		1756	}
		1757
		1758	void
		1759	DESTROY (SV *self)
		1760	CODE:
		1761	{
		1762	aio_wd wd = SvAIO_WD (self);
		1763	#if HAVE_AT
		1764	SV *callback = &PL_sv_undef;
		1765	dREQ; /* clobbers next_pri :/ */
		1766	req->type = EIO_WD_CLOSE;
		1767	req->wd = wd;
		1768	REQ_SEND;
		1769	#else
		1770	eio_wd_close_sync (wd);
		1771	#endif
		1772	}
		1773
1450	MODULE = IO::AIO PACKAGE = IO::AIO::REQ	1774	MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1451		1775
1452	void	1776	void
1453	cancel (aio_req_ornot req)	1777	cancel (aio_req_ornot req)
1454	CODE:	1778	CODE:

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