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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.199 by root, Thu Sep 29 09:47:13 2011 UTC vs.
Revision 1.210 by root, Fri Apr 6 11:39:25 2012 UTC

…		…
17	#include <fcntl.h>	17	#include <fcntl.h>
18	#include <sched.h>	18	#include <sched.h>
19		19
20	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES	20	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
21	# include <sys/mman.h>	21	# include <sys/mman.h>
		22	#endif
		23
		24	#if __linux__
		25	# include <linux/fs.h>
		26	# ifdef FS_IOC_FIEMAP
		27	# include <linux/fiemap.h>
		28	# define HAVE_FIEMAP 1
		29	# endif
22	#endif	30	#endif
23		31
24	/* perl namespace pollution */	32	/* perl namespace pollution */
25	#undef VERSION	33	#undef VERSION
26		34
…		…
62	#undef dup	70	#undef dup
63	#undef dup2	71	#undef dup2
64	#undef abort	72	#undef abort
65	#undef pipe	73	#undef pipe
66		74
		75	#define EIO_STRUCT_STAT struct _stati64
		76	#define EIO_STRUCT_STATI64
		77
67	#else	78	#else
68		79
69	#include <sys/time.h>	80	#include <sys/time.h>
70	#include <sys/select.h>	81	#include <sys/select.h>
71	#include <unistd.h>	82	#include <unistd.h>
72	#include <utime.h>	83	#include <utime.h>
73	#include <signal.h>	84	#include <signal.h>
74		85
75	#endif
76
77	#define EIO_STRUCT_STAT Stat_t	86	#define EIO_STRUCT_STAT Stat_t
78		87
79	/* use NV for 32 bit perls as it allows larger offsets */
80	#if IVSIZE >= 8
81	# define VAL64 IV
82	# define SvVAL64 SvIV
83	# define newSVval64 newSViv
84	#else
85	# define VAL64 NV
86	# define SvVAL64 SvNV
87	# define newSVval64 newSVnv
88	#endif	88	#endif
89		89
90	/*****************************************************************************/	90	/*****************************************************************************/
91		91
92	#if __GNUC__ >= 3	92	#if __GNUC__ >= 3
…		…
123	static void req_destroy (eio_req *grp);	123	static void req_destroy (eio_req *grp);
124	#define EIO_DESTROY(req) req_destroy (req)	124	#define EIO_DESTROY(req) req_destroy (req)
125		125
126	#include "libeio/eio.c"	126	#include "libeio/eio.c"
127		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
173
174	#ifndef POSIX_FADV_NORMAL
175	# define POSIX_FADV_NORMAL 0
176	#endif
177	#ifndef POSIX_FADV_SEQUENTIAL
178	# define POSIX_FADV_SEQUENTIAL 0
179	#endif
180	#ifndef POSIX_FADV_RANDOM
181	# define POSIX_FADV_RANDOM 0
182	#endif
183	#ifndef POSIX_FADV_NOREUSE
184	# define POSIX_FADV_NOREUSE 0
185	#endif
186	#ifndef POSIX_FADV_WILLNEED
187	# define POSIX_FADV_WILLNEED 0
188	#endif
189	#ifndef POSIX_FADV_DONTNEED
190	# define POSIX_FADV_DONTNEED 0
191	#endif
192
193	#if !HAVE_POSIX_FADVISE	128	#if !HAVE_POSIX_FADVISE
194	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */	129	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
195	#endif	130	#endif
196		131
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	132	#if !HAVE_POSIX_MADVISE
214	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	133	# 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
236	#ifndef ST_NODEV
237	# define ST_NODEV 0
238	#endif
239	#ifndef ST_NOEXEC
240	# define ST_NOEXEC 0
241	#endif
242	#ifndef ST_SYNCHRONOUS
243	# define ST_SYNCHRONOUS 0
244	#endif
245	#ifndef ST_MANDLOCK
246	# define ST_MANDLOCK 0
247	#endif
248	#ifndef ST_WRITE
249	# define ST_WRITE 0
250	#endif
251	#ifndef ST_APPEND
252	# define ST_APPEND 0
253	#endif
254	#ifndef ST_IMMUTABLE
255	# define ST_IMMUTABLE 0
256	#endif
257	#ifndef ST_NOATIME
258	# define ST_NOATIME 0
259	#endif
260	#ifndef ST_NODIRATIME
261	# define ST_NODIRATIME 0
262	#endif
263	#ifndef ST_RELATIME
264	# define ST_RELATIME 0
265	#endif
266
267	#ifndef S_IFIFO
268	# define S_IFIFO 0
269	#endif
270	#ifndef S_IFCHR
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
290	#endif	134	#endif
291		135
292	#ifndef MAP_ANONYMOUS	136	#ifndef MAP_ANONYMOUS
293	# ifdef MAP_ANON	137	# ifdef MAP_ANON
294	# define MAP_ANONYMOUS MAP_ANON	138	# define MAP_ANONYMOUS MAP_ANON
295	# else	139	# else
296	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */	140	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
297	# endif	141	# endif
298	#endif	142	#endif
299	#ifndef MAP_HUGETLB	143
300	# define MAP_HUGETLB 0	144	/* defines all sorts of constants to 0 unless they are already defined */
301	#endif	145	#include "def0.h"
302	#ifndef MAP_LOCKED
303	# define MAP_LOCKED 0
304	#endif
305	#ifndef MAP_NORESERVE
306	# define MAP_NORESERVE 0
307	#endif
308	#ifndef MAP_POPULATE
309	# define MAP_POPULATE 0
310	#endif
311	#ifndef MAP_NONBLOCK
312	# define MAP_NONBLOCK 0
313	#endif
314		146
315	#ifndef makedev	147	#ifndef makedev
316	# define makedev(maj,min) (((maj) << 8) \| (min))	148	# define makedev(maj,min) (((maj) << 8) \| (min))
317	#endif	149	#endif
318	#ifndef major	150	#ifndef major
…		…
324		156
325	#ifndef PAGESIZE	157	#ifndef PAGESIZE
326	# define PAGESIZE sysconf (_SC_PAGESIZE)	158	# define PAGESIZE sysconf (_SC_PAGESIZE)
327	#endif	159	#endif
328		160
		161	/*****************************************************************************/
		162
		163	static void
		164	fiemap (eio_req *req)
		165	{
		166	req->result = -1;
		167
		168	#if HAVE_FIEMAP
		169	for (;;)
		170	{
		171	int count = req->int3;
		172
		173	if (count < 0)
		174	{
		175	struct fiemap fiemap;
		176
		177	fiemap.fm_start = req->offs;
		178	fiemap.fm_length = req->size;
		179	fiemap.fm_flags = req->int2;
		180	fiemap.fm_extent_count = 0;
		181
		182	if (ioctl (req->int1, FS_IOC_FIEMAP, &fiemap))
		183	return;
		184
		185	count = fiemap.fm_mapped_extents;
		186	}
		187
		188	struct fiemap fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) * count);
		189	errno = ENOMEM;
		190	if (!fiemap)
		191	return;
		192
		193	req->ptr1 = fiemap;
		194	req->flags \|= EIO_FLAG_PTR1_FREE;
		195
		196	fiemap->fm_start = req->offs;
		197	fiemap->fm_length = req->size;
		198	fiemap->fm_flags = req->int2;
		199	fiemap->fm_extent_count = count;
		200
		201	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
		202	return;
		203
		204	if (req->int3 >= 0)
		205	break; /* when not autosizing we are done */
		206
		207	if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST)
		208	break; /* autosizing successful, we are done */
		209
		210	free (fiemap);
		211	}
		212
		213	req->result = 0;
		214
		215	#else
		216	errno = ENOSYS;
		217	#endif
		218	}
		219
		220	/*****************************************************************************/
		221
329	enum {	222	enum {
330	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	223	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331	};	224	};
332		225
333	typedef eio_req *aio_req;	226	typedef eio_req *aio_req;
…		…
341	static s_epipe respipe;	234	static s_epipe respipe;
342		235
343	static void req_destroy (aio_req req);	236	static void req_destroy (aio_req req);
344	static void req_cancel (aio_req req);	237	static void req_cancel (aio_req req);
345		238
346	static void want_poll (void)	239	static void
		240	want_poll (void)
347	{	241	{
348	/* write a dummy byte to the pipe so fh becomes ready */	242	/* write a dummy byte to the pipe so fh becomes ready */
349	s_epipe_signal (&respipe);	243	s_epipe_signal (&respipe);
350	}	244	}
351		245
352	static void done_poll (void)	246	static void
		247	done_poll (void)
353	{	248	{
354	/* read any signals sent by the worker threads */	249	/* read any signals sent by the worker threads */
355	s_epipe_drain (&respipe);	250	s_epipe_drain (&respipe);
356	}	251	}
357		252
358	/* must be called at most once */	253	/* must be called at most once */
		254	static SV *
359	static SV req_sv (aio_req req, HV stash)	255	req_sv (aio_req req, HV *stash)
360	{	256	{
361	if (!req->self)	257	if (!req->self)
362	{	258	{
363	req->self = (SV *)newHV ();	259	req->self = (SV *)newHV ();
364	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);	260	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
…		…
368	}	264	}
369		265
370	static SV *	266	static SV *
371	newSVaio_wd (aio_wd wd)	267	newSVaio_wd (aio_wd wd)
372	{	268	{
373	return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash);	269	return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);
374	}	270	}
375		271
376	static aio_req SvAIO_REQ (SV *sv)	272	static aio_req
		273	SvAIO_REQ (SV *sv)
377	{	274	{
378	MAGIC *mg;	275	MAGIC *mg;
379		276
380	if (!SvROK (sv)	277	if (!SvROK (sv)
		278	/* for speed reasons, we do not verify that SvROK actually has a stash ptr */
381	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash	279	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash
382	&& SvSTASH (SvRV (sv)) != aio_req_stash	280	&& SvSTASH (SvRV (sv)) != aio_req_stash
383	&& !sv_derived_from (sv, "IO::AIO::REQ")))	281	&& !sv_derived_from (sv, "IO::AIO::REQ")))
384	croak ("object of class IO::AIO::REQ expected");	282	croak ("object of class IO::AIO::REQ expected");
385		283
386	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	284	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
387		285
388	return mg ? (aio_req)mg->mg_ptr : 0;	286	return mg ? (aio_req)mg->mg_ptr : 0;
389	}	287	}
390		288
391	static aio_wd SvAIO_WD (SV *sv)	289	static aio_wd
		290	SvAIO_WD (SV *sv)
392	{	291	{
393	if (!SvROK (sv)	292	if (!SvROK (sv)
		293	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG
394	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash	294	\|\| 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");	295	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
397		296
398	return (aio_wd)(long)SvIVX (SvRV (sv));	297	return (aio_wd)(long)SvIVX (SvRV (sv));
399	}	298	}
400		299
		300	static void
401	static void aio_grp_feed (aio_req grp)	301	aio_grp_feed (aio_req grp)
402	{	302	{
403	if (grp->sv2 && SvOK (grp->sv2))	303	if (grp->sv2 && SvOK (grp->sv2))
404	{	304	{
405	dSP;	305	dSP;
406		306
…		…
414	FREETMPS;	314	FREETMPS;
415	LEAVE;	315	LEAVE;
416	}	316	}
417	}	317	}
418		318
		319	static void
419	static void req_submit (eio_req *req)	320	req_submit (eio_req *req)
420	{	321	{
421	eio_submit (req);	322	eio_submit (req);
422		323
423	if (expect_false (on_next_submit))	324	if (expect_false (on_next_submit))
424	{	325	{
…		…
431	PUTBACK;	332	PUTBACK;
432	call_sv (cb, G_DISCARD \| G_EVAL);	333	call_sv (cb, G_DISCARD \| G_EVAL);
433	}	334	}
434	}	335	}
435		336
		337	static int
436	static int req_invoke (eio_req *req)	338	req_invoke (eio_req *req)
437	{	339	{
438	if (req->flags & FLAG_SV2_RO_OFF)	340	if (req->flags & FLAG_SV2_RO_OFF)
439	SvREADONLY_off (req->sv2);	341	SvREADONLY_off (req->sv2);
440		342
441	if (!EIO_CANCELLED (req) && req->callback)	343	if (!EIO_CANCELLED (req) && req->callback)
…		…
463	}	365	}
464		366
465	switch (req->type)	367	switch (req->type)
466	{	368	{
467	case EIO_WD_OPEN:	369	case EIO_WD_OPEN:
468	PUSHs (sv_2mortal (newSVaio_wd (req->wd)));	370	PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
469	break;	371	break;
470		372
471	case EIO_READDIR:	373	case EIO_READDIR:
472	{	374	{
473	SV *rv = &PL_sv_undef;	375	SV *rv = &PL_sv_undef;
…		…
626	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	528	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
627		529
628	PUSHs (sv_result);	530	PUSHs (sv_result);
629	break;	531	break;
630		532
		533	case EIO_SEEK:
		534	PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
		535	break;
		536
631	case EIO_READ:	537	case EIO_READ:
632	{	538	{
633	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	539	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
634	*SvEND (req->sv2) = 0;	540	*SvEND (req->sv2) = 0;
635	SvPOK_only (req->sv2);	541	SvPOK_only (req->sv2);
636	SvSETMAGIC (req->sv2);	542	SvSETMAGIC (req->sv2);
637	PUSHs (sv_result);	543	PUSHs (sv_result);
638	}	544	}
639	break;	545	break;
640		546
		547	case EIO_CUSTOM:
		548	if (req->feed == fiemap)
		549	{
		550	if (!req->result)
		551	{
		552	struct fiemap fiemap = (struct fiemap )req->ptr1;
		553
		554	if (fiemap->fm_extent_count)
		555	{
		556	AV *av = newAV ();
		557	int i;
		558
		559	while (fiemap->fm_mapped_extents)
		560	{
		561	struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
		562	AV *ext_av = newAV ();
		563
		564	av_store (ext_av, 3, newSVuv (extent->fe_flags));
		565	av_store (ext_av, 2, newSVval64 (extent->fe_length));
		566	av_store (ext_av, 1, newSVval64 (extent->fe_physical));
		567	av_store (ext_av, 0, newSVval64 (extent->fe_logical));
		568
		569	av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
		570	}
		571
		572	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		573	}
		574	else
		575	{
		576	SvIV_set (sv_result, fiemap->fm_mapped_extents);
		577	PUSHs (sv_result);
		578	}
		579	}
		580	}
		581	else
		582	PUSHs (sv_result);
		583	break;
		584
641	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	585	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
642	if (req->result > 0)	586	if (req->result > 0)
643	SvIV_set (sv_result, 0);	587	SvIV_set (sv_result, 0);
644	/* FALLTHROUGH */	588	/* FALLTHROUGH */
645		589
…		…
666	}	610	}
667		611
668	return !!SvTRUE (ERRSV);	612	return !!SvTRUE (ERRSV);
669	}	613	}
670		614
		615	static void
671	static void req_destroy (aio_req req)	616	req_destroy (aio_req req)
672	{	617	{
673	if (req->self)	618	if (req->self)
674	{	619	{
675	sv_unmagic (req->self, PERL_MAGIC_ext);	620	sv_unmagic (req->self, PERL_MAGIC_ext);
676	SvREFCNT_dec (req->self);	621	SvREFCNT_dec (req->self);
…		…
680	SvREFCNT_dec (req->sv2);	625	SvREFCNT_dec (req->sv2);
681	SvREFCNT_dec (req->sv3);	626	SvREFCNT_dec (req->sv3);
682	SvREFCNT_dec (req->sv4);	627	SvREFCNT_dec (req->sv4);
683	SvREFCNT_dec (req->callback);	628	SvREFCNT_dec (req->callback);
684		629
685	Safefree (req);	630	free (req);
686	}	631	}
687		632
		633	static void
688	static void req_cancel_subs (aio_req grp)	634	req_cancel_subs (aio_req grp)
689	{	635	{
690	if (grp->type != EIO_GROUP)	636	if (grp->type != EIO_GROUP)
691	return;	637	return;
692		638
693	SvREFCNT_dec (grp->sv2);	639	SvREFCNT_dec (grp->sv2);
694	grp->sv2 = 0;	640	grp->sv2 = 0;
695		641
696	eio_grp_cancel (grp);	642	eio_grp_cancel (grp);
697	}	643	}
698		644
		645	static void ecb_cold
699	static void create_respipe (void)	646	create_respipe (void)
700	{	647	{
701	if (s_epipe_renew (&respipe))	648	if (s_epipe_renew (&respipe))
702	croak ("IO::AIO: unable to initialize result pipe");	649	croak ("IO::AIO: unable to initialize result pipe");
703	}	650	}
704		651
705	static void poll_wait (void)	652	static void
		653	poll_wait (void)
706	{	654	{
707	while (eio_nreqs ())	655	while (eio_nreqs ())
708	{	656	{
709	int size;	657	int size;
710		658
…		…
719		667
720	s_epipe_wait (&respipe);	668	s_epipe_wait (&respipe);
721	}	669	}
722	}	670	}
723		671
724	static int poll_cb (void)	672	static int
		673	poll_cb (void)
725	{	674	{
726	for (;;)	675	for (;;)
727	{	676	{
728	int res = eio_poll ();	677	int res = eio_poll ();
729		678
…		…
762	# define MAP_FIXED 0	711	# define MAP_FIXED 0
763	#endif	712	#endif
764		713
765	#define MMAP_MAGIC PERL_MAGIC_ext	714	#define MMAP_MAGIC PERL_MAGIC_ext
766		715
		716	static int ecb_cold
767	static int mmap_free (pTHX_ SV sv, MAGIC mg)	717	mmap_free (pTHX_ SV sv, MAGIC mg)
768	{	718	{
769	int old_errno = errno;	719	int old_errno = errno;
770	munmap (mg->mg_ptr, (size_t)mg->mg_obj);	720	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
771	errno = old_errno;	721	errno = old_errno;
772		722
…		…
788	0, 0, 0, 0, mmap_free	738	0, 0, 0, 0, mmap_free
789	};	739	};
790		740
791	/*****************************************************************************/	741	/*****************************************************************************/
792		742
		743	static SV *
793	static SV * get_cb (SV *cb_sv)	744	get_cb (SV *cb_sv)
794	{	745	{
795	SvGETMAGIC (cb_sv);	746	SvGETMAGIC (cb_sv);
796	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	747	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
797	}	748	}
798		749
		750	static aio_req ecb_noinline
		751	dreq (SV *callback)
		752	{
		753	SV *cb_cv;
		754	aio_req req;
		755	int req_pri = next_pri;
		756	next_pri = EIO_PRI_DEFAULT;
		757
		758	cb_cv = get_cb (callback);
		759
		760	req = calloc (sizeof (*req), 1);
		761	if (!req)
		762	croak ("out of memory during eio_req allocation");
		763
		764	req->callback = SvREFCNT_inc (cb_cv);
		765	req->pri = req_pri;
		766
		767	return req;
		768	}
		769
799	#define dREQ \	770	#define dREQ \
800	SV *cb_cv; \	771	aio_req req = dreq (callback); \
801	aio_req req; \
802	int req_pri = next_pri; \
803	next_pri = EIO_PRI_DEFAULT; \
804	\
805	cb_cv = get_cb (callback); \
806	\
807	Newz (0, req, 1, eio_req); \
808	if (!req) \
809	croak ("out of memory during eio_req allocation"); \
810	\
811	req->callback = SvREFCNT_inc (cb_cv); \
812	req->pri = req_pri
813		772
814	#define REQ_SEND \	773	#define REQ_SEND \
815	PUTBACK; \	774	PUTBACK; \
816	req_submit (req); \	775	req_submit (req); \
817	SPAGAIN; \	776	SPAGAIN; \
818	\	777	\
819	if (GIMME_V != G_VOID) \	778	if (GIMME_V != G_VOID) \
820	XPUSHs (req_sv (req, aio_req_stash));	779	XPUSHs (req_sv (req, aio_req_stash));
821		780
822	static void	781	ecb_inline void
823	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)	782	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)
824	{	783	{
825	if (expect_false (SvROK (path)))	784	if (expect_false (SvROK (path)))
826	{	785	{
827	AV av = (AV )SvRV (path);	786	SV *rv = SvRV (path);
828	SV *wdob;	787	SV *wdob;
829		788
830	if (SvTYPE (av) != SVt_PVAV \|\| AvFILLp (av) != 1)	789	if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 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	{	790	{
		791	path = AvARRAY (rv)[1];
		792	wdob = AvARRAY (rv)[0];
		793
		794	if (SvOK (wdob))
		795	{
838	*wd = SvAIO_WD (wdob);	796	*wd = SvAIO_WD (wdob);
839	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));	797	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		798	}
		799	else
		800	*wd = EIO_INVALID_WD;
		801	}
		802	else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
		803	{
		804	*wd = (aio_wd)(long)SvIVX (rv);
		805	*wdsv = SvREFCNT_inc_NN (rv);
		806	*ptr = ".";
		807	return; /* path set to "." */
840	}	808	}
841	else	809	else
842	*wd = EIO_INVALID_WD;	810	croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
843	}	811	}
844		812
845	*pathsv = newSVsv (path);	813	*pathsv = newSVsv (path);
846	ptr = SvPVbyte_nolen (pathsv);	814	ptr = SvPVbyte_nolen (pathsv);
847	}	815	}
848		816
849	static void	817	static void ecb_noinline
850	req_set_path1 (aio_req req, SV *path)	818	req_set_path1 (aio_req req, SV *path)
851	{	819	{
852	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);	820	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
853	}	821	}
854		822
855	static void	823	static void ecb_noinline
856	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)	824	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
857	{	825	{
858	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;	826	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
859		827
860	switch (SvTYPE (rv))	828	switch (SvTYPE (rv))
…		…
870	default:	838	default:
871	req->type = type_path;	839	req->type = type_path;
872	req_set_path1 (req, fh_or_path);	840	req_set_path1 (req, fh_or_path);
873	break;	841	break;
874	}	842	}
875
876	}	843	}
		844
		845	XS(boot_IO__AIO) ecb_cold;
877		846
878	MODULE = IO::AIO PACKAGE = IO::AIO	847	MODULE = IO::AIO PACKAGE = IO::AIO
879		848
880	PROTOTYPES: ENABLE	849	PROTOTYPES: ENABLE
881		850
…		…
886	IV iv;	855	IV iv;
887	} *civ, const_iv[] = {	856	} *civ, const_iv[] = {
888	# define const_niv(name, value) { # name, (IV) value },	857	# define const_niv(name, value) { # name, (IV) value },
889	# define const_iv(name) { # name, (IV) name },	858	# define const_iv(name) { # name, (IV) name },
890	# define const_eio(name) { # name, (IV) EIO_ ## name },	859	# define const_eio(name) { # name, (IV) EIO_ ## name },
		860
		861	/* you have to re-run ./gendef0 after adding/Removing any constants here */
		862
		863	const_iv (ENOSYS)
891	const_iv (EXDEV)	864	const_iv (EXDEV)
892	const_iv (ENOSYS)	865	const_iv (EBADR)
		866
893	const_iv (O_RDONLY)	867	const_iv (O_RDONLY)
894	const_iv (O_WRONLY)	868	const_iv (O_WRONLY)
895	const_iv (O_RDWR)	869	const_iv (O_RDWR)
896	const_iv (O_CREAT)	870	const_iv (O_CREAT)
897	const_iv (O_TRUNC)	871	const_iv (O_TRUNC)
…		…
965	const_iv (MAP_LOCKED)	939	const_iv (MAP_LOCKED)
966	const_iv (MAP_NORESERVE)	940	const_iv (MAP_NORESERVE)
967	const_iv (MAP_POPULATE)	941	const_iv (MAP_POPULATE)
968	const_iv (MAP_NONBLOCK)	942	const_iv (MAP_NONBLOCK)
969		943
		944	const_iv (FIEMAP_FLAG_SYNC)
		945	const_iv (FIEMAP_FLAG_XATTR)
		946	const_iv (FIEMAP_FLAGS_COMPAT)
		947	const_iv (FIEMAP_EXTENT_LAST)
		948	const_iv (FIEMAP_EXTENT_UNKNOWN)
		949	const_iv (FIEMAP_EXTENT_DELALLOC)
		950	const_iv (FIEMAP_EXTENT_ENCODED)
		951	const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
		952	const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
		953	const_iv (FIEMAP_EXTENT_DATA_INLINE)
		954	const_iv (FIEMAP_EXTENT_DATA_TAIL)
		955	const_iv (FIEMAP_EXTENT_UNWRITTEN)
		956	const_iv (FIEMAP_EXTENT_MERGED)
		957	const_iv (FIEMAP_EXTENT_SHARED)
		958
		959	const_eio (SEEK_SET)
		960	const_eio (SEEK_CUR)
		961	const_eio (SEEK_END)
		962
970	const_eio (MCL_FUTURE)	963	const_eio (MCL_FUTURE)
971	const_eio (MCL_CURRENT)	964	const_eio (MCL_CURRENT)
972		965
973	const_eio (MS_ASYNC)	966	const_eio (MS_ASYNC)
974	const_eio (MS_INVALIDATE)	967	const_eio (MS_INVALIDATE)
…		…
1096		1089
1097	req->type = ix;	1090	req->type = ix;
1098	req->sv1 = newSVsv (fh);	1091	req->sv1 = newSVsv (fh);
1099	req->int1 = fd;	1092	req->int1 = fd;
1100		1093
1101	REQ_SEND (req);	1094	REQ_SEND;
1102	}	1095	}
1103		1096
1104	void	1097	void
1105	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1098	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
1106	PPCODE:	1099	PPCODE:
…		…
1113	req->int1 = fd;	1106	req->int1 = fd;
1114	req->offs = offset;	1107	req->offs = offset;
1115	req->size = nbytes;	1108	req->size = nbytes;
1116	req->int2 = flags;	1109	req->int2 = flags;
1117		1110
1118	REQ_SEND (req);	1111	REQ_SEND;
1119	}	1112	}
1120		1113
1121	void	1114	void
1122	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)	1115	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)
1123	PPCODE:	1116	PPCODE:
…		…
1130	req->int1 = fd;	1123	req->int1 = fd;
1131	req->int2 = mode;	1124	req->int2 = mode;
1132	req->offs = offset;	1125	req->offs = offset;
1133	req->size = len;	1126	req->size = len;
1134		1127
1135	REQ_SEND (req);	1128	REQ_SEND;
1136	}	1129	}
1137		1130
1138	void	1131	void
1139	aio_close (SV fh, SV callback=&PL_sv_undef)	1132	aio_close (SV fh, SV callback=&PL_sv_undef)
1140	PPCODE:	1133	PPCODE:
…		…
1164	req->type = EIO_DUP2;	1157	req->type = EIO_DUP2;
1165	req->int1 = close_fd;	1158	req->int1 = close_fd;
1166	req->sv2 = newSVsv (fh);	1159	req->sv2 = newSVsv (fh);
1167	req->int2 = fd;	1160	req->int2 = fd;
1168		1161
1169	REQ_SEND (req);	1162	REQ_SEND;
		1163	}
		1164
		1165	void
		1166	aio_seek (SV fh, SV offset, int whence, SV *callback=&PL_sv_undef)
		1167	PPCODE:
		1168	{
		1169	STRLEN svlen;
		1170	int fd = s_fileno_croak (fh, 0);
		1171	dREQ;
		1172
		1173	req->type = EIO_SEEK;
		1174	req->sv1 = newSVsv (fh);
		1175	req->int1 = fd;
		1176	req->offs = SvVAL64 (offset);
		1177	req->int2 = whence;
		1178
		1179	REQ_SEND;
1170	}	1180	}
1171		1181
1172	void	1182	void
1173	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1183	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
1174	ALIAS:	1184	ALIAS:
…		…
1280	aio_statvfs = EIO_STATVFS	1290	aio_statvfs = EIO_STATVFS
1281	PPCODE:	1291	PPCODE:
1282	{	1292	{
1283	dREQ;	1293	dREQ;
1284		1294
1285	req->sv1 = newSVsv (fh_or_path);
1286	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);	1295	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
		1296
1287	REQ_SEND;	1297	REQ_SEND;
1288	}	1298	}
1289		1299
1290	UV	1300	UV
1291	major (UV dev)	1301	major (UV dev)
…		…
1328	REQ_SEND;	1338	REQ_SEND;
1329	}	1339	}
1330		1340
1331	void	1341	void
1332	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)	1342	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)
1333	ALIAS:
1334	aio_chmod = EIO_CHMOD
1335	aio_mkdir = EIO_MKDIR
1336	PPCODE:	1343	PPCODE:
1337	{	1344	{
1338	dREQ;	1345	dREQ;
1339		1346
1340	req->int2 = mode;	1347	req->int2 = mode;
…		…
1369	req->int1 \|= EIO_READDIR_CUSTOM2;	1376	req->int1 \|= EIO_READDIR_CUSTOM2;
1370		1377
1371	req_set_path1 (req, pathname);	1378	req_set_path1 (req, pathname);
1372		1379
1373	REQ_SEND;	1380	REQ_SEND;
		1381	}
		1382
		1383	void
		1384	aio_mkdir (SV8 pathname, int mode, SV callback=&PL_sv_undef)
		1385	PPCODE:
		1386	{
		1387	dREQ;
		1388
		1389	req->type = EIO_MKDIR;
		1390	req->int2 = mode;
		1391	req_set_path1 (req, pathname);
		1392
		1393	REQ_SEND;
1374	}	1394	}
1375		1395
1376	void	1396	void
1377	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1397	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)
1378	ALIAS:	1398	ALIAS:
…		…
1395	aio_link = EIO_LINK	1415	aio_link = EIO_LINK
1396	aio_symlink = EIO_SYMLINK	1416	aio_symlink = EIO_SYMLINK
1397	aio_rename = EIO_RENAME	1417	aio_rename = EIO_RENAME
1398	PPCODE:	1418	PPCODE:
1399	{	1419	{
		1420	eio_wd wd2 = 0;
1400	dREQ;	1421	dREQ;
1401	eio_wd wd2 = 0;
1402		1422
1403	req->type = ix;	1423	req->type = ix;
1404	req_set_path1 (req, oldpath);	1424	req_set_path1 (req, oldpath);
1405	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);	1425	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1406	req->int3 = (long)wd2;	1426	req->int3 = (long)wd2;
…		…
1492		1512
1493	req->type = EIO_MLOCKALL;	1513	req->type = EIO_MLOCKALL;
1494	req->int1 = flags;	1514	req->int1 = flags;
1495		1515
1496	REQ_SEND;	1516	REQ_SEND;
		1517	}
		1518
		1519	void
		1520	aio_fiemap (SV fh, off_t start, SV length, U32 flags, SV count, SV callback=&PL_sv_undef)
		1521	PPCODE:
		1522	{
		1523	int fd = s_fileno_croak (fh, 0);
		1524	dREQ;
		1525
		1526	req->type = EIO_CUSTOM;
		1527	req->sv1 = newSVsv (fh);
		1528	req->int1 = fd;
		1529
		1530	req->feed = fiemap;
		1531	/* keep our fingers crossed that the next two types are 64 bit */
		1532	req->offs = start;
		1533	req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
		1534	req->int2 = flags;
		1535	req->int3 = SvOK (count) ? SvIV (count) : -1;
		1536
		1537	REQ_SEND;
1497	}	1538	}
1498		1539
1499	void	1540	void
1500	aio_busy (double delay, SV *callback=&PL_sv_undef)	1541	aio_busy (double delay, SV *callback=&PL_sv_undef)
1501	PPCODE:	1542	PPCODE:
…		…
1761	DESTROY (SV *self)	1802	DESTROY (SV *self)
1762	CODE:	1803	CODE:
1763	{	1804	{
1764	aio_wd wd = SvAIO_WD (self);	1805	aio_wd wd = SvAIO_WD (self);
1765	#if HAVE_AT	1806	#if HAVE_AT
		1807	{
1766	SV *callback = &PL_sv_undef;	1808	SV *callback = &PL_sv_undef;
1767	dREQ; /* clobbers next_pri :/ */	1809	dREQ; /* clobbers next_pri :/ */
		1810	next_pri = req->pri; /* restore next_pri */
		1811	req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1768	req->type = EIO_WD_CLOSE;	1812	req->type = EIO_WD_CLOSE;
1769	req->wd = wd;	1813	req->wd = wd;
1770	REQ_SEND;	1814	REQ_SEND;
		1815	}
1771	#else	1816	#else
1772	eio_wd_close_sync (wd);	1817	eio_wd_close_sync (wd);
1773	#endif	1818	#endif
1774	}	1819	}
1775		1820

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.199 by root, Thu Sep 29 09:47:13 2011 UTC vs. Revision 1.210 by root, Fri Apr 6 11:39:25 2012 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.199 by root, Thu Sep 29 09:47:13 2011 UTC vs.
Revision 1.210 by root, Fri Apr 6 11:39:25 2012 UTC