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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.202 by root, Thu Sep 29 10:01:35 2011 UTC vs.
Revision 1.231 by root, Wed Feb 11 19:32:36 2015 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	/* the incompetent fool that created musl keeps __linux__, refuses
		25	* to implement any linux standard apis, and also has no way to test
		26	* for his broken iplementation. on't complain if this fails for you.
		27	*/
		28	#if __linux__ && (defined __GLIBC__ \|\| defined __UCLIBC__)
		29	# include <linux/fs.h>
		30	# ifdef FS_IOC_FIEMAP
		31	# include <linux/types.h>
		32	# include <linux/fiemap.h>
		33	# define HAVE_FIEMAP 1
		34	# endif
22	#endif	35	#endif
23		36
24	/* perl namespace pollution */	37	/* perl namespace pollution */
25	#undef VERSION	38	#undef VERSION
26		39
…		…
62	#undef dup	75	#undef dup
63	#undef dup2	76	#undef dup2
64	#undef abort	77	#undef abort
65	#undef pipe	78	#undef pipe
66		79
		80	#define EIO_STRUCT_STAT struct _stati64
		81	#define EIO_STRUCT_STATI64
		82
67	#else	83	#else
68		84
69	#include <sys/time.h>	85	#include <sys/time.h>
70	#include <sys/select.h>	86	#include <sys/select.h>
71	#include <unistd.h>	87	#include <unistd.h>
72	#include <utime.h>	88	#include <utime.h>
73	#include <signal.h>	89	#include <signal.h>
74		90
75	#endif
76
77	#define EIO_STRUCT_STAT Stat_t	91	#define EIO_STRUCT_STAT Stat_t
78		92
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	93	#endif
89		94
90	/*****************************************************************************/	95	/*****************************************************************************/
91		96
92	#if __GNUC__ >= 3	97	#if __GNUC__ >= 3
…		…
123	static void req_destroy (eio_req *grp);	128	static void req_destroy (eio_req *grp);
124	#define EIO_DESTROY(req) req_destroy (req)	129	#define EIO_DESTROY(req) req_destroy (req)
125		130
126	#include "libeio/eio.c"	131	#include "libeio/eio.c"
127		132
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	133	#if !HAVE_POSIX_FADVISE
194	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */	134	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
195	#endif	135	#endif
196		136
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	137	#if !HAVE_POSIX_MADVISE
214	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	138	# 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	139	#endif
291		140
292	#ifndef MAP_ANONYMOUS	141	#ifndef MAP_ANONYMOUS
293	# ifdef MAP_ANON	142	# ifdef MAP_ANON
294	# define MAP_ANONYMOUS MAP_ANON	143	# define MAP_ANONYMOUS MAP_ANON
295	# else	144	# else
296	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */	145	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
297	# endif	146	# endif
298	#endif	147	#endif
299	#ifndef MAP_HUGETLB	148
300	# define MAP_HUGETLB 0	149	/* defines all sorts of constants to 0 unless they are already defined */
301	#endif	150	#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		151
315	#ifndef makedev	152	#ifndef makedev
316	# define makedev(maj,min) (((maj) << 8) \| (min))	153	# define makedev(maj,min) (((maj) << 8) \| (min))
317	#endif	154	#endif
318	#ifndef major	155	#ifndef major
…		…
320	#endif	157	#endif
321	#ifndef minor	158	#ifndef minor
322	# define minor(dev) ((dev) & 0xff)	159	# define minor(dev) ((dev) & 0xff)
323	#endif	160	#endif
324		161
325	#ifndef PAGESIZE	162	#if PAGESIZE <= 0
326	# define PAGESIZE sysconf (_SC_PAGESIZE)	163	# define PAGESIZE sysconf (_SC_PAGESIZE)
327	#endif	164	#endif
		165
		166	/*****************************************************************************/
		167
		168	static void
		169	fiemap (eio_req *req)
		170	{
		171	req->result = -1;
		172
		173	#if HAVE_FIEMAP
		174	/* assume some c99 */
		175	struct fiemap *fiemap = 0;
		176	size_t end_offset;
		177	int count = req->int3;
		178
		179	req->flags \|= EIO_FLAG_PTR1_FREE;
		180
		181	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
		182	/* increase in 3.5kb steps */
		183	if (count < 0)
		184	count = 8;
		185
		186	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);
		187	errno = ENOMEM;
		188	if (!fiemap)
		189	return;
		190
		191	req->ptr1 = fiemap;
		192
		193	fiemap->fm_start = req->offs;
		194	fiemap->fm_length = req->size;
		195	fiemap->fm_flags = req->int2;
		196	fiemap->fm_extent_count = count;
		197
		198	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
		199	return;
		200
		201	if (req->int3 >= 0 /* not autosizing */
		202	\|\| !fiemap->fm_mapped_extents /* no more extents */
		203	\|\| fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
		204	goto done;
		205
		206	/* else we have to loop -
		207	* it would be tempting (actually I tried that first) to just query the
		208	* number of extents needed, but linux often feels like not returning all
		209	* extents, without telling us it left any out. this complicates
		210	* this quite a bit.
		211	*/
		212
		213	end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
		214
		215	for (;;)
		216	{
		217	/* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
		218	char scratch[3072];
		219	struct fiemap incmap = (struct fiemap )scratch;
		220
		221	incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
		222	+ fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
		223	incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
		224	incmap->fm_flags = fiemap->fm_flags;
		225	incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
		226
		227	if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
		228	return;
		229
		230	if (!incmap->fm_mapped_extents)
		231	goto done;
		232
		233	count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
		234	fiemap = realloc (fiemap, sizeof (fiemap) + sizeof (struct fiemap_extent) count);
		235	errno = ENOMEM;
		236	if (!fiemap)
		237	return;
		238
		239	req->ptr1 = fiemap;
		240
		241	for (count = 0; count < incmap->fm_mapped_extents; ++count)
		242	{
		243	struct fiemap_extent *e = incmap->fm_extents + count;
		244
		245	if (e->fe_logical + e->fe_length >= end_offset)
		246	goto done;
		247
		248	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
		249
		250	if (e->fe_flags & FIEMAP_EXTENT_LAST)
		251	goto done;
		252
		253	}
		254	}
		255
		256	done:
		257	req->result = 0;
		258
		259	#else
		260	errno = ENOSYS;
		261	#endif
		262	}
		263
		264	/*****************************************************************************/
328		265
329	enum {	266	enum {
330	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	267	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331	};	268	};
332		269
…		…
371	}	308	}
372		309
373	static SV *	310	static SV *
374	newSVaio_wd (aio_wd wd)	311	newSVaio_wd (aio_wd wd)
375	{	312	{
376	return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash);	313	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
377	}	314	}
378		315
379	static aio_req	316	static aio_req
380	SvAIO_REQ (SV *sv)	317	SvAIO_REQ (SV *sv)
381	{	318	{
382	MAGIC *mg;	319	MAGIC *mg;
383		320
384	if (!SvROK (sv)	321	if (!SvROK (sv)
		322	/* for speed reasons, we do not verify that SvROK actually has a stash ptr */
385	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash	323	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash
386	&& SvSTASH (SvRV (sv)) != aio_req_stash	324	&& SvSTASH (SvRV (sv)) != aio_req_stash
387	&& !sv_derived_from (sv, "IO::AIO::REQ")))	325	&& !sv_derived_from (sv, "IO::AIO::REQ")))
388	croak ("object of class IO::AIO::REQ expected");	326	croak ("object of class IO::AIO::REQ expected");
389		327
…		…
394		332
395	static aio_wd	333	static aio_wd
396	SvAIO_WD (SV *sv)	334	SvAIO_WD (SV *sv)
397	{	335	{
398	if (!SvROK (sv)	336	if (!SvROK (sv)
		337	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG
399	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash	338	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)
400	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG)
401	croak ("IO::AIO: expected a working directory object as returned by aio_wd");	339	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
402		340
403	return (aio_wd)(long)SvIVX (SvRV (sv));	341	return (aio_wd)(long)SvIVX (SvRV (sv));
404	}	342	}
405		343
…		…
471	}	409	}
472		410
473	switch (req->type)	411	switch (req->type)
474	{	412	{
475	case EIO_WD_OPEN:	413	case EIO_WD_OPEN:
476	PUSHs (sv_2mortal (newSVaio_wd (req->wd)));	414	PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
477	break;	415	break;
478		416
479	case EIO_READDIR:	417	case EIO_READDIR:
480	{	418	{
481	SV *rv = &PL_sv_undef;	419	SV *rv = &PL_sv_undef;
…		…
576	#ifndef _WIN32	514	#ifndef _WIN32
577	if (req->result >= 0)	515	if (req->result >= 0)
578	{	516	{
579	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	517	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
580	HV *hv = newHV ();	518	HV *hv = newHV ();
		519	/* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
		520	* chooses to make it a struct.
		521	*/
		522	unsigned long fsid = 0;
		523	memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
581		524
582	rv = sv_2mortal (newRV_noinc ((SV *)hv));	525	rv = sv_2mortal (newRV_noinc ((SV *)hv));
583		526
584	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);	527	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
585	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);	528	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
…		…
587	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);	530	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
588	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);	531	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
589	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);	532	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
590	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);	533	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
591	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	534	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
592	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	535	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
593	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	536	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
594	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	537	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
595	}	538	}
596	#endif	539	#endif
597		540
…		…
632	if (!(PL_laststatval = req->result))	575	if (!(PL_laststatval = req->result))
633	/* if compilation fails here then perl's Stat_t is not struct _stati64 */	576	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
634	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	577	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
635		578
636	PUSHs (sv_result);	579	PUSHs (sv_result);
		580	break;
		581
		582	case EIO_SEEK:
		583	PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
637	break;	584	break;
638		585
639	case EIO_READ:	586	case EIO_READ:
640	{	587	{
641	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	588	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
…		…
644	SvSETMAGIC (req->sv2);	591	SvSETMAGIC (req->sv2);
645	PUSHs (sv_result);	592	PUSHs (sv_result);
646	}	593	}
647	break;	594	break;
648		595
		596	case EIO_CUSTOM:
		597	if (req->feed == fiemap)
		598	{
		599	#if HAVE_FIEMAP
		600	if (!req->result)
		601	{
		602	struct fiemap fiemap = (struct fiemap )req->ptr1;
		603
		604	if (fiemap->fm_extent_count)
		605	{
		606	AV *av = newAV ();
		607	int i;
		608
		609	while (fiemap->fm_mapped_extents)
		610	{
		611	struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
		612	AV *ext_av = newAV ();
		613
		614	av_store (ext_av, 3, newSVuv (extent->fe_flags));
		615	av_store (ext_av, 2, newSVval64 (extent->fe_length));
		616	av_store (ext_av, 1, newSVval64 (extent->fe_physical));
		617	av_store (ext_av, 0, newSVval64 (extent->fe_logical));
		618
		619	av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
		620	}
		621
		622	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		623	}
		624	else
		625	{
		626	SvIV_set (sv_result, fiemap->fm_mapped_extents);
		627	PUSHs (sv_result);
		628	}
		629	}
		630	#endif
		631	}
		632	else
		633	PUSHs (sv_result);
		634	break;
		635
649	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	636	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
650	if (req->result > 0)	637	if (req->result > 0)
651	SvIV_set (sv_result, 0);	638	SvIV_set (sv_result, 0);
652	/* FALLTHROUGH */	639	/* FALLTHROUGH */
653		640
…		…
689	SvREFCNT_dec (req->sv2);	676	SvREFCNT_dec (req->sv2);
690	SvREFCNT_dec (req->sv3);	677	SvREFCNT_dec (req->sv3);
691	SvREFCNT_dec (req->sv4);	678	SvREFCNT_dec (req->sv4);
692	SvREFCNT_dec (req->callback);	679	SvREFCNT_dec (req->callback);
693		680
694	Safefree (req);	681	free (req);
695	}	682	}
696		683
697	static void	684	static void
698	req_cancel_subs (aio_req grp)	685	req_cancel_subs (aio_req grp)
699	{	686	{
…		…
760	}	747	}
761		748
762	/*****************************************************************************/	749	/*****************************************************************************/
763		750
764	#if !_POSIX_MAPPED_FILES	751	#if !_POSIX_MAPPED_FILES
765	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	752	# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
766	# define munmap(addr,length) (errno = ENOSYS, -1)	753	# define munmap(addr,length) EIO_ENOSYS ()
767	#endif	754	#endif
768		755
769	#if !_POSIX_MEMORY_PROTECTION	756	#if !_POSIX_MEMORY_PROTECTION
770	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)	757	# define mprotect(addr,len,prot) EIO_ENOSYS ()
771	# define PROT_NONE 0	758	# define PROT_NONE 0
772	# define PROT_WRITE 0	759	# define PROT_WRITE 0
773	# define MAP_PRIVATE 0	760	# define MAP_PRIVATE 0
774	# define MAP_SHARED 0	761	# define MAP_SHARED 0
775	# define MAP_FIXED 0	762	# define MAP_FIXED 0
…		…
809	{	796	{
810	SvGETMAGIC (cb_sv);	797	SvGETMAGIC (cb_sv);
811	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	798	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
812	}	799	}
813		800
		801	static aio_req ecb_noinline
		802	dreq (SV *callback)
		803	{
		804	SV *cb_cv;
		805	aio_req req;
		806	int req_pri = next_pri;
		807	next_pri = EIO_PRI_DEFAULT;
		808
		809	cb_cv = get_cb (callback);
		810
		811	req = calloc (sizeof (*req), 1);
		812	if (!req)
		813	croak ("out of memory during eio_req allocation");
		814
		815	req->callback = SvREFCNT_inc (cb_cv);
		816	req->pri = req_pri;
		817
		818	return req;
		819	}
		820
814	#define dREQ \	821	#define dREQ \
815	SV *cb_cv; \	822	aio_req req = dreq (callback); \
816	aio_req req; \
817	int req_pri = next_pri; \
818	next_pri = EIO_PRI_DEFAULT; \
819	\
820	cb_cv = get_cb (callback); \
821	\
822	Newz (0, req, 1, eio_req); \
823	if (!req) \
824	croak ("out of memory during eio_req allocation"); \
825	\
826	req->callback = SvREFCNT_inc (cb_cv); \
827	req->pri = req_pri
828		823
829	#define REQ_SEND \	824	#define REQ_SEND \
830	PUTBACK; \	825	PUTBACK; \
831	req_submit (req); \	826	req_submit (req); \
832	SPAGAIN; \	827	SPAGAIN; \
…		…
837	ecb_inline void	832	ecb_inline void
838	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)	833	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)
839	{	834	{
840	if (expect_false (SvROK (path)))	835	if (expect_false (SvROK (path)))
841	{	836	{
842	AV av = (AV )SvRV (path);	837	SV *rv = SvRV (path);
843	SV *wdob;	838	SV *wdob;
844		839
845	if (SvTYPE (av) != SVt_PVAV \|\| AvFILLp (av) != 1)	840	if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
846	croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
847
848	path = AvARRAY (av)[1];
849	wdob = AvARRAY (av)[0];
850
851	if (SvOK (wdob))
852	{	841	{
		842	path = AvARRAY (rv)[1];
		843	wdob = AvARRAY (rv)[0];
		844
		845	if (SvOK (wdob))
		846	{
853	*wd = SvAIO_WD (wdob);	847	*wd = SvAIO_WD (wdob);
854	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));	848	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		849	}
		850	else
		851	*wd = EIO_INVALID_WD;
		852	}
		853	else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
		854	{
		855	*wd = (aio_wd)(long)SvIVX (rv);
		856	*wdsv = SvREFCNT_inc_NN (rv);
		857	*ptr = ".";
		858	return; /* path set to "." */
855	}	859	}
856	else	860	else
857	*wd = EIO_INVALID_WD;	861	croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
858	}	862	}
859		863
860	*pathsv = newSVsv (path);	864	*pathsv = newSVsv (path);
861	ptr = SvPVbyte_nolen (pathsv);	865	ptr = SvPVbyte_nolen (pathsv);
862	}	866	}
…		…
902	IV iv;	906	IV iv;
903	} *civ, const_iv[] = {	907	} *civ, const_iv[] = {
904	# define const_niv(name, value) { # name, (IV) value },	908	# define const_niv(name, value) { # name, (IV) value },
905	# define const_iv(name) { # name, (IV) name },	909	# define const_iv(name) { # name, (IV) name },
906	# define const_eio(name) { # name, (IV) EIO_ ## name },	910	# define const_eio(name) { # name, (IV) EIO_ ## name },
		911
		912	/* you have to re-run ./gendef0 after adding/Removing any constants here */
		913
		914	const_iv (ENOSYS)
907	const_iv (EXDEV)	915	const_iv (EXDEV)
908	const_iv (ENOSYS)	916	const_iv (EBADR)
		917
909	const_iv (O_RDONLY)	918	const_iv (O_RDONLY)
910	const_iv (O_WRONLY)	919	const_iv (O_WRONLY)
911	const_iv (O_RDWR)	920	const_iv (O_RDWR)
912	const_iv (O_CREAT)	921	const_iv (O_CREAT)
913	const_iv (O_TRUNC)	922	const_iv (O_TRUNC)
…		…
981	const_iv (MAP_LOCKED)	990	const_iv (MAP_LOCKED)
982	const_iv (MAP_NORESERVE)	991	const_iv (MAP_NORESERVE)
983	const_iv (MAP_POPULATE)	992	const_iv (MAP_POPULATE)
984	const_iv (MAP_NONBLOCK)	993	const_iv (MAP_NONBLOCK)
985		994
		995	const_iv (FIEMAP_FLAG_SYNC)
		996	const_iv (FIEMAP_FLAG_XATTR)
		997	const_iv (FIEMAP_FLAGS_COMPAT)
		998	const_iv (FIEMAP_EXTENT_LAST)
		999	const_iv (FIEMAP_EXTENT_UNKNOWN)
		1000	const_iv (FIEMAP_EXTENT_DELALLOC)
		1001	const_iv (FIEMAP_EXTENT_ENCODED)
		1002	const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
		1003	const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
		1004	const_iv (FIEMAP_EXTENT_DATA_INLINE)
		1005	const_iv (FIEMAP_EXTENT_DATA_TAIL)
		1006	const_iv (FIEMAP_EXTENT_UNWRITTEN)
		1007	const_iv (FIEMAP_EXTENT_MERGED)
		1008	const_iv (FIEMAP_EXTENT_SHARED)
		1009
		1010	const_iv (SPLICE_F_MOVE)
		1011	const_iv (SPLICE_F_NONBLOCK)
		1012	const_iv (SPLICE_F_MORE)
		1013	const_iv (SPLICE_F_GIFT)
		1014
		1015	const_iv (SEEK_DATA)
		1016	const_iv (SEEK_HOLE)
		1017
		1018	/* libeio constants */
		1019	const_eio (SEEK_SET)
		1020	const_eio (SEEK_CUR)
		1021	const_eio (SEEK_END)
		1022
986	const_eio (MCL_FUTURE)	1023	const_eio (MCL_FUTURE)
987	const_eio (MCL_CURRENT)	1024	const_eio (MCL_CURRENT)
988		1025
989	const_eio (MS_ASYNC)	1026	const_eio (MS_ASYNC)
990	const_eio (MS_INVALIDATE)	1027	const_eio (MS_INVALIDATE)
…		…
995	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	1032	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
996	const_eio (SYNC_FILE_RANGE_WRITE)	1033	const_eio (SYNC_FILE_RANGE_WRITE)
997	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	1034	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
998		1035
999	const_eio (FALLOC_FL_KEEP_SIZE)	1036	const_eio (FALLOC_FL_KEEP_SIZE)
		1037	const_eio (FALLOC_FL_PUNCH_HOLE)
1000		1038
1001	const_eio (READDIR_DENTS)	1039	const_eio (READDIR_DENTS)
1002	const_eio (READDIR_DIRS_FIRST)	1040	const_eio (READDIR_DIRS_FIRST)
1003	const_eio (READDIR_STAT_ORDER)	1041	const_eio (READDIR_STAT_ORDER)
1004	const_eio (READDIR_FOUND_UNKNOWN)	1042	const_eio (READDIR_FOUND_UNKNOWN)
…		…
1105	aio_fsync = EIO_FSYNC	1143	aio_fsync = EIO_FSYNC
1106	aio_fdatasync = EIO_FDATASYNC	1144	aio_fdatasync = EIO_FDATASYNC
1107	aio_syncfs = EIO_SYNCFS	1145	aio_syncfs = EIO_SYNCFS
1108	PPCODE:	1146	PPCODE:
1109	{	1147	{
1110	int fd = s_fileno_croak (fh, 0);	1148	int fd = s_fileno_croak (fh, 0);
1111	dREQ;	1149	dREQ;
1112		1150
1113	req->type = ix;	1151	req->type = ix;
1114	req->sv1 = newSVsv (fh);	1152	req->sv1 = newSVsv (fh);
1115	req->int1 = fd;	1153	req->int1 = fd;
1116		1154
1117	REQ_SEND (req);	1155	REQ_SEND;
1118	}	1156	}
1119		1157
1120	void	1158	void
1121	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1159	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
1122	PPCODE:	1160	PPCODE:
1123	{	1161	{
1124	int fd = s_fileno_croak (fh, 0);	1162	int fd = s_fileno_croak (fh, 0);
1125	dREQ;	1163	dREQ;
1126		1164
1127	req->type = EIO_SYNC_FILE_RANGE;	1165	req->type = EIO_SYNC_FILE_RANGE;
1128	req->sv1 = newSVsv (fh);	1166	req->sv1 = newSVsv (fh);
1129	req->int1 = fd;	1167	req->int1 = fd;
1130	req->offs = offset;	1168	req->offs = offset;
1131	req->size = nbytes;	1169	req->size = nbytes;
1132	req->int2 = flags;	1170	req->int2 = flags;
1133		1171
1134	REQ_SEND (req);	1172	REQ_SEND;
1135	}	1173	}
1136		1174
1137	void	1175	void
1138	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)	1176	aio_allocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)
1139	PPCODE:	1177	PPCODE:
1140	{	1178	{
1141	int fd = s_fileno_croak (fh, 0);	1179	int fd = s_fileno_croak (fh, 0);
1142	dREQ;	1180	dREQ;
1143		1181
1144	req->type = EIO_FALLOCATE;	1182	req->type = EIO_FALLOCATE;
1145	req->sv1 = newSVsv (fh);	1183	req->sv1 = newSVsv (fh);
1146	req->int1 = fd;	1184	req->int1 = fd;
1147	req->int2 = mode;	1185	req->int2 = mode;
1148	req->offs = offset;	1186	req->offs = offset;
1149	req->size = len;	1187	req->size = len;
1150		1188
1151	REQ_SEND (req);	1189	REQ_SEND;
1152	}	1190	}
1153		1191
1154	void	1192	void
1155	aio_close (SV fh, SV callback=&PL_sv_undef)	1193	aio_close (SV fh, SV callback=&PL_sv_undef)
1156	PPCODE:	1194	PPCODE:
1157	{	1195	{
1158	static int close_fd = -1; /* dummy fd to close fds via dup2 */	1196	static int close_fd = -1; /* dummy fd to close fds via dup2 */
1159	int fd = s_fileno_croak (fh, 0);	1197	int fd = s_fileno_croak (fh, 0);
1160	dREQ;	1198	dREQ;
1161		1199
1162	if (expect_false (close_fd < 0))	1200	if (expect_false (close_fd < 0))
1163	{	1201	{
1164	int pipefd [2];	1202	int pipefd [2];
…		…
1180	req->type = EIO_DUP2;	1218	req->type = EIO_DUP2;
1181	req->int1 = close_fd;	1219	req->int1 = close_fd;
1182	req->sv2 = newSVsv (fh);	1220	req->sv2 = newSVsv (fh);
1183	req->int2 = fd;	1221	req->int2 = fd;
1184		1222
1185	REQ_SEND (req);	1223	REQ_SEND;
		1224	}
		1225
		1226	void
		1227	aio_seek (SV fh, SV offset, int whence, SV *callback=&PL_sv_undef)
		1228	PPCODE:
		1229	{
		1230	int fd = s_fileno_croak (fh, 0);
		1231	dREQ;
		1232
		1233	req->type = EIO_SEEK;
		1234	req->sv1 = newSVsv (fh);
		1235	req->int1 = fd;
		1236	req->offs = SvVAL64 (offset);
		1237	req->int2 = whence;
		1238
		1239	REQ_SEND;
1186	}	1240	}
1187		1241
1188	void	1242	void
1189	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1243	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
1190	ALIAS:	1244	ALIAS:
…		…
1210	len = svlen - dataoffset;	1264	len = svlen - dataoffset;
1211	}	1265	}
1212	else	1266	else
1213	{	1267	{
1214	/* read: check type and grow scalar as necessary */	1268	/* read: check type and grow scalar as necessary */
1215	SvUPGRADE (data, SVt_PV);	1269	if (!SvPOK (data) \|\| SvLEN (data) >= SvCUR (data))
1216	svptr = SvGROW (data, len + dataoffset + 1);	1270	svptr = sv_grow (data, len + dataoffset + 1);
		1271	else if (SvCUR (data) < len + dataoffset)
		1272	croak ("length + dataoffset outside of scalar, and cannot grow");
1217	}	1273	}
1218		1274
1219	{	1275	{
1220	dREQ;	1276	dREQ;
1221		1277
…		…
1255		1311
1256	void	1312	void
1257	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1313	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
1258	PPCODE:	1314	PPCODE:
1259	{	1315	{
1260	int ifd = s_fileno_croak (in_fh , 0);	1316	int ifd = s_fileno_croak (in_fh , 0);
1261	int ofd = s_fileno_croak (out_fh, 1);	1317	int ofd = s_fileno_croak (out_fh, 1);
1262	dREQ;	1318	dREQ;
1263		1319
1264	req->type = EIO_SENDFILE;	1320	req->type = EIO_SENDFILE;
1265	req->sv1 = newSVsv (out_fh);	1321	req->sv1 = newSVsv (out_fh);
1266	req->int1 = ofd;	1322	req->int1 = ofd;
…		…
1274		1330
1275	void	1331	void
1276	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1332	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
1277	PPCODE:	1333	PPCODE:
1278	{	1334	{
1279	int fd = s_fileno_croak (fh, 0);	1335	int fd = s_fileno_croak (fh, 0);
1280	dREQ;	1336	dREQ;
1281		1337
1282	req->type = EIO_READAHEAD;	1338	req->type = EIO_READAHEAD;
1283	req->sv1 = newSVsv (fh);	1339	req->sv1 = newSVsv (fh);
1284	req->int1 = fd;	1340	req->int1 = fd;
…		…
1296	aio_statvfs = EIO_STATVFS	1352	aio_statvfs = EIO_STATVFS
1297	PPCODE:	1353	PPCODE:
1298	{	1354	{
1299	dREQ;	1355	dREQ;
1300		1356
1301	req->sv1 = newSVsv (fh_or_path);
1302	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);	1357	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
		1358
1303	REQ_SEND;	1359	REQ_SEND;
1304	}	1360	}
1305		1361
1306	UV	1362	UV
1307	major (UV dev)	1363	major (UV dev)
…		…
1421	aio_link = EIO_LINK	1477	aio_link = EIO_LINK
1422	aio_symlink = EIO_SYMLINK	1478	aio_symlink = EIO_SYMLINK
1423	aio_rename = EIO_RENAME	1479	aio_rename = EIO_RENAME
1424	PPCODE:	1480	PPCODE:
1425	{	1481	{
		1482	eio_wd wd2 = 0;
1426	dREQ;	1483	dREQ;
1427	eio_wd wd2 = 0;
1428		1484
1429	req->type = ix;	1485	req->type = ix;
1430	req_set_path1 (req, oldpath);	1486	req_set_path1 (req, oldpath);
1431	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);	1487	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1432	req->int3 = (long)wd2;	1488	req->int3 = (long)wd2;
…		…
1521		1577
1522	REQ_SEND;	1578	REQ_SEND;
1523	}	1579	}
1524		1580
1525	void	1581	void
		1582	aio_fiemap (SV fh, off_t start, SV length, U32 flags, SV count, SV callback=&PL_sv_undef)
		1583	PPCODE:
		1584	{
		1585	int fd = s_fileno_croak (fh, 0);
		1586	dREQ;
		1587
		1588	req->type = EIO_CUSTOM;
		1589	req->sv1 = newSVsv (fh);
		1590	req->int1 = fd;
		1591
		1592	req->feed = fiemap;
		1593	#if HAVE_FIEMAP
		1594	/* keep our fingers crossed that the next two types are 64 bit */
		1595	req->offs = start;
		1596	req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
		1597	req->int2 = flags;
		1598	req->int3 = SvOK (count) ? SvIV (count) : -1;
		1599	#endif
		1600
		1601	REQ_SEND;
		1602	}
		1603
		1604	void
1526	aio_busy (double delay, SV *callback=&PL_sv_undef)	1605	aio_busy (double delay, SV *callback=&PL_sv_undef)
1527	PPCODE:	1606	PPCODE:
1528	{	1607	{
1529	dREQ;	1608	dREQ;
1530		1609
…		…
1540	{	1619	{
1541	dREQ;	1620	dREQ;
1542		1621
1543	req->type = EIO_GROUP;	1622	req->type = EIO_GROUP;
1544		1623
		1624	PUTBACK;
1545	req_submit (req);	1625	req_submit (req);
		1626	SPAGAIN;
		1627
1546	XPUSHs (req_sv (req, aio_grp_stash));	1628	XPUSHs (req_sv (req, aio_grp_stash));
1547	}	1629	}
1548		1630
1549	void	1631	void
1550	aio_nop (SV *callback=&PL_sv_undef)	1632	aio_nop (SV *callback=&PL_sv_undef)
…		…
1659	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1741	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1660	OUTPUT:	1742	OUTPUT:
1661	RETVAL	1743	RETVAL
1662		1744
1663	void	1745	void
1664	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1746	mmap (SV scalar, STRLEN length, int prot, int flags, SV fh = &PL_sv_undef, off_t offset = 0)
1665	PPCODE:	1747	PPCODE:
1666	sv_unmagic (scalar, MMAP_MAGIC);	1748	sv_unmagic (scalar, MMAP_MAGIC);
1667	{	1749	{
1668	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1750	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1669	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1751	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1696	munmap (SV *scalar)	1778	munmap (SV *scalar)
1697	CODE:	1779	CODE:
1698	sv_unmagic (scalar, MMAP_MAGIC);	1780	sv_unmagic (scalar, MMAP_MAGIC);
1699		1781
1700	int	1782	int
1701	madvise (SV scalar, off_t offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)	1783	madvise (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
1702	ALIAS:	1784	ALIAS:
1703	mprotect = 1	1785	mprotect = 1
1704	CODE:	1786	CODE:
1705	{	1787	{
1706	STRLEN svlen;	1788	STRLEN svlen;
1707	void *addr = SvPVbyte (scalar, svlen);	1789	void *addr = SvPVbyte (scalar, svlen);
1708	size_t len = SvUV (length);	1790	STRLEN len = SvUV (length);
1709		1791
1710	if (offset < 0)	1792	if (offset < 0)
1711	offset += svlen;	1793	offset += svlen;
1712		1794
1713	if (offset < 0 \|\| offset > svlen)	1795	if (offset < 0 \|\| offset > svlen)
…		…
1727	}	1809	}
1728	OUTPUT:	1810	OUTPUT:
1729	RETVAL	1811	RETVAL
1730		1812
1731	int	1813	int
1732	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)	1814	munlock (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef)
1733	CODE:	1815	CODE:
1734	{	1816	{
1735	STRLEN svlen;	1817	STRLEN svlen;
1736	void *addr = SvPVbyte (scalar, svlen);	1818	void *addr = SvPVbyte (scalar, svlen);
1737	size_t len = SvUV (length);	1819	size_t len = SvUV (length);
1738		1820
1739	if (offset < 0)	1821	if (offset < 0)
1740	offset += svlen;	1822	offset += svlen;
1741		1823
…		…
1748	addr = (void *)(((intptr_t)addr) + offset);	1830	addr = (void *)(((intptr_t)addr) + offset);
1749	eio_page_align (&addr, &len);	1831	eio_page_align (&addr, &len);
1750	#if _POSIX_MEMLOCK_RANGE	1832	#if _POSIX_MEMLOCK_RANGE
1751	RETVAL = munlock (addr, len);	1833	RETVAL = munlock (addr, len);
1752	#else	1834	#else
1753	RETVAL = ((errno = ENOSYS), -1);	1835	RETVAL = EIO_ENOSYS ();
1754	#endif	1836	#endif
1755	}	1837	}
1756	OUTPUT:	1838	OUTPUT:
1757	RETVAL	1839	RETVAL
1758		1840
…		…
1760	munlockall ()	1842	munlockall ()
1761	CODE:	1843	CODE:
1762	#if _POSIX_MEMLOCK	1844	#if _POSIX_MEMLOCK
1763	munlockall ();	1845	munlockall ();
1764	#else	1846	#else
		1847	RETVAL = EIO_ENOSYS ();
		1848	#endif
		1849	OUTPUT:
		1850	RETVAL
		1851
		1852	int
		1853	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)
		1854	CODE:
		1855	{
		1856	#if HAVE_LINUX_SPLICE
		1857	loff_t off_in_, off_out_;
		1858	RETVAL = splice (
		1859	rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
		1860	wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
		1861	length, flags
		1862	);
		1863	#else
		1864	RETVAL = EIO_ENOSYS ();
		1865	#endif
		1866	}
		1867	OUTPUT:
		1868	RETVAL
		1869
		1870	int
		1871	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
		1872	CODE:
		1873	#if HAVE_LINUX_SPLICE
		1874	RETVAL = tee (rfh, wfh, length, flags);
		1875	#else
		1876	RETVAL = EIO_ENOSYS ();
		1877	#endif
		1878	OUTPUT:
		1879	RETVAL
		1880
		1881	int
		1882	pipesize (aio_rfd rfh, int new_size = -1)
		1883	PROTOTYPE: $;$
		1884	CODE:
		1885	#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
		1886	if (new_size >= 0)
		1887	RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
		1888	else
		1889	RETVAL = fcntl (rfh, F_GETPIPE_SZ);
		1890	#else
		1891	errno = ENOSYS;
1765	RETVAL = -1;	1892	RETVAL = -1;
1766	errno = ENOSYS;
1767	#endif	1893	#endif
1768	OUTPUT:	1894	OUTPUT:
1769	RETVAL	1895	RETVAL
1770		1896
1771	void _on_next_submit (SV *cb)	1897	void _on_next_submit (SV *cb)
…		…
1787	DESTROY (SV *self)	1913	DESTROY (SV *self)
1788	CODE:	1914	CODE:
1789	{	1915	{
1790	aio_wd wd = SvAIO_WD (self);	1916	aio_wd wd = SvAIO_WD (self);
1791	#if HAVE_AT	1917	#if HAVE_AT
		1918	{
1792	SV *callback = &PL_sv_undef;	1919	SV *callback = &PL_sv_undef;
1793	dREQ; /* clobbers next_pri :/ */	1920	dREQ; /* clobbers next_pri :/ */
		1921	next_pri = req->pri; /* restore next_pri */
		1922	req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1794	req->type = EIO_WD_CLOSE;	1923	req->type = EIO_WD_CLOSE;
1795	req->wd = wd;	1924	req->wd = wd;
1796	REQ_SEND;	1925	REQ_SEND;
		1926	}
1797	#else	1927	#else
1798	eio_wd_close_sync (wd);	1928	eio_wd_close_sync (wd);
1799	#endif	1929	#endif
1800	}	1930	}
1801		1931

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.202 by root, Thu Sep 29 10:01:35 2011 UTC vs. Revision 1.231 by root, Wed Feb 11 19:32:36 2015 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.202 by root, Thu Sep 29 10:01:35 2011 UTC vs.
Revision 1.231 by root, Wed Feb 11 19:32:36 2015 UTC