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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 1.233 by root, Thu Jun 25 13:34:28 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
…		…
341	static s_epipe respipe;	278	static s_epipe respipe;
342		279
343	static void req_destroy (aio_req req);	280	static void req_destroy (aio_req req);
344	static void req_cancel (aio_req req);	281	static void req_cancel (aio_req req);
345		282
346	static void want_poll (void)	283	static void
		284	want_poll (void)
347	{	285	{
348	/* write a dummy byte to the pipe so fh becomes ready */	286	/* write a dummy byte to the pipe so fh becomes ready */
349	s_epipe_signal (&respipe);	287	s_epipe_signal (&respipe);
350	}	288	}
351		289
352	static void done_poll (void)	290	static void
		291	done_poll (void)
353	{	292	{
354	/* read any signals sent by the worker threads */	293	/* read any signals sent by the worker threads */
355	s_epipe_drain (&respipe);	294	s_epipe_drain (&respipe);
356	}	295	}
357		296
358	/* must be called at most once */	297	/* must be called at most once */
		298	static SV *
359	static SV *req_sv (aio_req req, HV *stash)	299	req_sv (aio_req req, HV *stash)
360	{	300	{
361	if (!req->self)	301	if (!req->self)
362	{	302	{
363	req->self = (SV *)newHV ();	303	req->self = (SV *)newHV ();
364	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);	304	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
…		…
368	}	308	}
369		309
370	static SV *	310	static SV *
371	newSVaio_wd (aio_wd wd)	311	newSVaio_wd (aio_wd wd)
372	{	312	{
373	return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash);	313	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
374	}	314	}
375		315
376	static aio_req SvAIO_REQ (SV *sv)	316	static aio_req
		317	SvAIO_REQ (SV *sv)
377	{	318	{
378	MAGIC *mg;	319	MAGIC *mg;
379		320
380	if (!SvROK (sv)	321	if (!SvROK (sv)
		322	/* for speed reasons, we do not verify that SvROK actually has a stash ptr */
381	|| (SvSTASH (SvRV (sv)) != aio_grp_stash	323	|| (SvSTASH (SvRV (sv)) != aio_grp_stash
382	&& SvSTASH (SvRV (sv)) != aio_req_stash	324	&& SvSTASH (SvRV (sv)) != aio_req_stash
383	&& !sv_derived_from (sv, "IO::AIO::REQ")))	325	&& !sv_derived_from (sv, "IO::AIO::REQ")))
384	croak ("object of class IO::AIO::REQ expected");	326	croak ("object of class IO::AIO::REQ expected");
385		327
386	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	328	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
387		329
388	return mg ? (aio_req)mg->mg_ptr : 0;	330	return mg ? (aio_req)mg->mg_ptr : 0;
389	}	331	}
390		332
391	static aio_wd SvAIO_WD (SV *sv)	333	static aio_wd
		334	SvAIO_WD (SV *sv)
392	{	335	{
393	if (!SvROK (sv)	336	if (!SvROK (sv)
		337	|| SvTYPE (SvRV (sv)) != SVt_PVMG
394	|| SvSTASH (SvRV (sv)) != aio_wd_stash	338	|| 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");	339	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
397		340
398	return (aio_wd)(long)SvIVX (SvRV (sv));	341	return (aio_wd)(long)SvIVX (SvRV (sv));
399	}	342	}
400		343
		344	static SV *
		345	newmortalFH (int fd, int flags)
		346	{
		347	if (fd < 0)
		348	return &PL_sv_undef;
		349
		350	GV *gv = (GV *)sv_newmortal ();
		351	char sym[64];
		352	int symlen;
		353
		354	symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
		355	gv_init (gv, aio_stash, sym, symlen, 0);
		356
		357	symlen = snprintf (
		358	sym,
		359	sizeof (sym),
		360	"%s&=%d",
		361	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
		362	fd
		363	);
		364
		365	return do_open (gv, sym, symlen, 0, 0, 0, 0)
		366	? (SV *)gv : &PL_sv_undef;
		367	}
		368
		369	static void
401	static void aio_grp_feed (aio_req grp)	370	aio_grp_feed (aio_req grp)
402	{	371	{
403	if (grp->sv2 && SvOK (grp->sv2))	372	if (grp->sv2 && SvOK (grp->sv2))
404	{	373	{
405	dSP;	374	dSP;
406		375
…		…
414	FREETMPS;	383	FREETMPS;
415	LEAVE;	384	LEAVE;
416	}	385	}
417	}	386	}
418		387
		388	static void
419	static void req_submit (eio_req *req)	389	req_submit (eio_req *req)
420	{	390	{
421	eio_submit (req);	391	eio_submit (req);
422		392
423	if (expect_false (on_next_submit))	393	if (expect_false (on_next_submit))
424	{	394	{
…		…
431	PUTBACK;	401	PUTBACK;
432	call_sv (cb, G_DISCARD | G_EVAL);	402	call_sv (cb, G_DISCARD | G_EVAL);
433	}	403	}
434	}	404	}
435		405
		406	static int
436	static int req_invoke (eio_req *req)	407	req_invoke (eio_req *req)
437	{	408	{
438	if (req->flags & FLAG_SV2_RO_OFF)	409	if (req->flags & FLAG_SV2_RO_OFF)
439	SvREADONLY_off (req->sv2);	410	SvREADONLY_off (req->sv2);
440		411
441	if (!EIO_CANCELLED (req) && req->callback)	412	if (!EIO_CANCELLED (req) && req->callback)
…		…
463	}	434	}
464		435
465	switch (req->type)	436	switch (req->type)
466	{	437	{
467	case EIO_WD_OPEN:	438	case EIO_WD_OPEN:
468	PUSHs (sv_2mortal (newSVaio_wd (req->wd)));	439	PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
469	break;	440	break;
470		441
471	case EIO_READDIR:	442	case EIO_READDIR:
472	{	443	{
473	SV *rv = &PL_sv_undef;	444	SV *rv = &PL_sv_undef;
…		…
528	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));	499	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
529	}	500	}
530	break;	501	break;
531		502
532	case EIO_OPEN:	503	case EIO_OPEN:
533	{	504	PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
534	/* convert fd to fh */
535	SV *fh = &PL_sv_undef;
536
537	if (req->result >= 0)
538	{
539	GV *gv = (GV *)sv_newmortal ();
540	int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
541	char sym [64];
542	int symlen;
543
544	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
545	gv_init (gv, aio_stash, sym, symlen, 0);
546
547	symlen = snprintf (
548	sym,
549	sizeof (sym),
550	"%s&=%d",
551	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
552	(int)req->result
553	);
554
555	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
556	fh = (SV *)gv;
557	}
558
559	PUSHs (fh);
560	}
561	break;	505	break;
562		506
563	case EIO_STATVFS:	507	case EIO_STATVFS:
564	case EIO_FSTATVFS:	508	case EIO_FSTATVFS:
565	{	509	{
…		…
568	#ifndef _WIN32	512	#ifndef _WIN32
569	if (req->result >= 0)	513	if (req->result >= 0)
570	{	514	{
571	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	515	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
572	HV *hv = newHV ();	516	HV *hv = newHV ();
		517	/* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
		518	* chooses to make it a struct.
		519	*/
		520	unsigned long fsid = 0;
		521	memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
573		522
574	rv = sv_2mortal (newRV_noinc ((SV *)hv));	523	rv = sv_2mortal (newRV_noinc ((SV *)hv));
575		524
576	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);	525	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
577	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);	526	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
…		…
579	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);	528	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
580	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);	529	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
581	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);	530	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
582	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);	531	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
583	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	532	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
584	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	533	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
585	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	534	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
586	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	535	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
587	}	536	}
588	#endif	537	#endif
589		538
…		…
624	if (!(PL_laststatval = req->result))	573	if (!(PL_laststatval = req->result))
625	/* if compilation fails here then perl's Stat_t is not struct _stati64 */	574	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
626	PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);	575	PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
627		576
628	PUSHs (sv_result);	577	PUSHs (sv_result);
		578	break;
		579
		580	case EIO_SEEK:
		581	PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
629	break;	582	break;
630		583
631	case EIO_READ:	584	case EIO_READ:
632	{	585	{
633	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	586	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
…		…
636	SvSETMAGIC (req->sv2);	589	SvSETMAGIC (req->sv2);
637	PUSHs (sv_result);	590	PUSHs (sv_result);
638	}	591	}
639	break;	592	break;
640		593
		594	case EIO_CUSTOM:
		595	if (req->feed == fiemap)
		596	{
		597	#if HAVE_FIEMAP
		598	if (!req->result)
		599	{
		600	struct fiemap *fiemap = (struct fiemap *)req->ptr1;
		601
		602	if (fiemap->fm_extent_count)
		603	{
		604	AV *av = newAV ();
		605	int i;
		606
		607	while (fiemap->fm_mapped_extents)
		608	{
		609	struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
		610	AV *ext_av = newAV ();
		611
		612	av_store (ext_av, 3, newSVuv (extent->fe_flags));
		613	av_store (ext_av, 2, newSVval64 (extent->fe_length));
		614	av_store (ext_av, 1, newSVval64 (extent->fe_physical));
		615	av_store (ext_av, 0, newSVval64 (extent->fe_logical));
		616
		617	av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
		618	}
		619
		620	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		621	}
		622	else
		623	{
		624	SvIV_set (sv_result, fiemap->fm_mapped_extents);
		625	PUSHs (sv_result);
		626	}
		627	}
		628	#endif
		629	}
		630	else
		631	PUSHs (sv_result);
		632	break;
		633
641	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	634	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
642	if (req->result > 0)	635	if (req->result > 0)
643	SvIV_set (sv_result, 0);	636	SvIV_set (sv_result, 0);
644	/* FALLTHROUGH */	637	/* FALLTHROUGH */
645		638
…		…
666	}	659	}
667		660
668	return !!SvTRUE (ERRSV);	661	return !!SvTRUE (ERRSV);
669	}	662	}
670		663
		664	static void
671	static void req_destroy (aio_req req)	665	req_destroy (aio_req req)
672	{	666	{
673	if (req->self)	667	if (req->self)
674	{	668	{
675	sv_unmagic (req->self, PERL_MAGIC_ext);	669	sv_unmagic (req->self, PERL_MAGIC_ext);
676	SvREFCNT_dec (req->self);	670	SvREFCNT_dec (req->self);
…		…
680	SvREFCNT_dec (req->sv2);	674	SvREFCNT_dec (req->sv2);
681	SvREFCNT_dec (req->sv3);	675	SvREFCNT_dec (req->sv3);
682	SvREFCNT_dec (req->sv4);	676	SvREFCNT_dec (req->sv4);
683	SvREFCNT_dec (req->callback);	677	SvREFCNT_dec (req->callback);
684		678
685	Safefree (req);	679	free (req);
686	}	680	}
687		681
		682	static void
688	static void req_cancel_subs (aio_req grp)	683	req_cancel_subs (aio_req grp)
689	{	684	{
690	if (grp->type != EIO_GROUP)	685	if (grp->type != EIO_GROUP)
691	return;	686	return;
692		687
693	SvREFCNT_dec (grp->sv2);	688	SvREFCNT_dec (grp->sv2);
694	grp->sv2 = 0;	689	grp->sv2 = 0;
695		690
696	eio_grp_cancel (grp);	691	eio_grp_cancel (grp);
697	}	692	}
698		693
		694	static void ecb_cold
699	static void create_respipe (void)	695	create_respipe (void)
700	{	696	{
701	if (s_epipe_renew (&respipe))	697	if (s_epipe_renew (&respipe))
702	croak ("IO::AIO: unable to initialize result pipe");	698	croak ("IO::AIO: unable to initialize result pipe");
703	}	699	}
704		700
705	static void poll_wait (void)	701	static void
		702	poll_wait (void)
706	{	703	{
707	while (eio_nreqs ())	704	while (eio_nreqs ())
708	{	705	{
709	int size;	706	int size;
710		707
…		…
719		716
720	s_epipe_wait (&respipe);	717	s_epipe_wait (&respipe);
721	}	718	}
722	}	719	}
723		720
724	static int poll_cb (void)	721	static int
		722	poll_cb (void)
725	{	723	{
726	for (;;)	724	for (;;)
727	{	725	{
728	int res = eio_poll ();	726	int res = eio_poll ();
729		727
…		…
747	}	745	}
748		746
749	/*****************************************************************************/	747	/*****************************************************************************/
750		748
751	#if !_POSIX_MAPPED_FILES	749	#if !_POSIX_MAPPED_FILES
752	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	750	# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
753	# define munmap(addr,length) (errno = ENOSYS, -1)	751	# define munmap(addr,length) EIO_ENOSYS ()
754	#endif	752	#endif
755		753
756	#if !_POSIX_MEMORY_PROTECTION	754	#if !_POSIX_MEMORY_PROTECTION
757	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)	755	# define mprotect(addr,len,prot) EIO_ENOSYS ()
758	# define PROT_NONE 0	756	# define PROT_NONE 0
759	# define PROT_WRITE 0	757	# define PROT_WRITE 0
760	# define MAP_PRIVATE 0	758	# define MAP_PRIVATE 0
761	# define MAP_SHARED 0	759	# define MAP_SHARED 0
762	# define MAP_FIXED 0	760	# define MAP_FIXED 0
763	#endif	761	#endif
764		762
765	#define MMAP_MAGIC PERL_MAGIC_ext	763	#define MMAP_MAGIC PERL_MAGIC_ext
766		764
		765	static int ecb_cold
767	static int mmap_free (pTHX_ SV *sv, MAGIC *mg)	766	mmap_free (pTHX_ SV *sv, MAGIC *mg)
768	{	767	{
769	int old_errno = errno;	768	int old_errno = errno;
770	munmap (mg->mg_ptr, (size_t)mg->mg_obj);	769	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
771	errno = old_errno;	770	errno = old_errno;
772		771
…		…
788	0, 0, 0, 0, mmap_free	787	0, 0, 0, 0, mmap_free
789	};	788	};
790		789
791	/*****************************************************************************/	790	/*****************************************************************************/
792		791
		792	static SV *
793	static SV * get_cb (SV *cb_sv)	793	get_cb (SV *cb_sv)
794	{	794	{
795	SvGETMAGIC (cb_sv);	795	SvGETMAGIC (cb_sv);
796	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	796	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
797	}	797	}
798		798
		799	static aio_req ecb_noinline
		800	dreq (SV *callback)
		801	{
		802	SV *cb_cv;
		803	aio_req req;
		804	int req_pri = next_pri;
		805	next_pri = EIO_PRI_DEFAULT;
		806
		807	cb_cv = get_cb (callback);
		808
		809	req = calloc (sizeof (*req), 1);
		810	if (!req)
		811	croak ("out of memory during eio_req allocation");
		812
		813	req->callback = SvREFCNT_inc (cb_cv);
		814	req->pri = req_pri;
		815
		816	return req;
		817	}
		818
799	#define dREQ \	819	#define dREQ \
800	SV *cb_cv; \	820	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		821
814	#define REQ_SEND \	822	#define REQ_SEND \
815	PUTBACK; \	823	PUTBACK; \
816	req_submit (req); \	824	req_submit (req); \
817	SPAGAIN; \	825	SPAGAIN; \
818	\	826	\
819	if (GIMME_V != G_VOID) \	827	if (GIMME_V != G_VOID) \
820	XPUSHs (req_sv (req, aio_req_stash));	828	XPUSHs (req_sv (req, aio_req_stash));
821		829
822	static void	830	ecb_inline void
823	req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)	831	req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
824	{	832	{
825	if (expect_false (SvROK (path)))	833	if (expect_false (SvROK (path)))
826	{	834	{
827	AV *av = (AV *)SvRV (path);	835	SV *rv = SvRV (path);
828	SV *wdob;	836	SV *wdob;
829		837
830	if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1)	838	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	{	839	{
		840	path = AvARRAY (rv)[1];
		841	wdob = AvARRAY (rv)[0];
		842
		843	if (SvOK (wdob))
		844	{
838	*wd = SvAIO_WD (wdob);	845	*wd = SvAIO_WD (wdob);
839	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));	846	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		847	}
		848	else
		849	*wd = EIO_INVALID_WD;
		850	}
		851	else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
		852	{
		853	*wd = (aio_wd)(long)SvIVX (rv);
		854	*wdsv = SvREFCNT_inc_NN (rv);
		855	*ptr = ".";
		856	return; /* path set to "." */
840	}	857	}
841	else	858	else
842	*wd = EIO_INVALID_WD;	859	croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
843	}	860	}
844		861
845	*pathsv = newSVsv (path);	862	*pathsv = newSVsv (path);
846	*ptr = SvPVbyte_nolen (*pathsv);	863	*ptr = SvPVbyte_nolen (*pathsv);
847	}	864	}
848		865
849	static void	866	static void ecb_noinline
850	req_set_path1 (aio_req req, SV *path)	867	req_set_path1 (aio_req req, SV *path)
851	{	868	{
852	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);	869	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
853	}	870	}
854		871
855	static void	872	static void ecb_noinline
856	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)	873	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
857	{	874	{
858	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;	875	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
859		876
860	switch (SvTYPE (rv))	877	switch (SvTYPE (rv))
…		…
870	default:	887	default:
871	req->type = type_path;	888	req->type = type_path;
872	req_set_path1 (req, fh_or_path);	889	req_set_path1 (req, fh_or_path);
873	break;	890	break;
874	}	891	}
875
876	}	892	}
		893
		894	XS(boot_IO__AIO) ecb_cold;
877		895
878	MODULE = IO::AIO PACKAGE = IO::AIO	896	MODULE = IO::AIO PACKAGE = IO::AIO
879		897
880	PROTOTYPES: ENABLE	898	PROTOTYPES: ENABLE
881		899
…		…
886	IV iv;	904	IV iv;
887	} *civ, const_iv[] = {	905	} *civ, const_iv[] = {
888	# define const_niv(name, value) { # name, (IV) value },	906	# define const_niv(name, value) { # name, (IV) value },
889	# define const_iv(name) { # name, (IV) name },	907	# define const_iv(name) { # name, (IV) name },
890	# define const_eio(name) { # name, (IV) EIO_ ## name },	908	# define const_eio(name) { # name, (IV) EIO_ ## name },
		909
		910	/* you have to re-run ./gendef0 after adding/Removing any constants here */
		911
		912	const_iv (ENOSYS)
891	const_iv (EXDEV)	913	const_iv (EXDEV)
892	const_iv (ENOSYS)	914	const_iv (EBADR)
		915
893	const_iv (O_RDONLY)	916	const_iv (O_RDONLY)
894	const_iv (O_WRONLY)	917	const_iv (O_WRONLY)
895	const_iv (O_RDWR)	918	const_iv (O_RDWR)
896	const_iv (O_CREAT)	919	const_iv (O_CREAT)
897	const_iv (O_TRUNC)	920	const_iv (O_TRUNC)
…		…
965	const_iv (MAP_LOCKED)	988	const_iv (MAP_LOCKED)
966	const_iv (MAP_NORESERVE)	989	const_iv (MAP_NORESERVE)
967	const_iv (MAP_POPULATE)	990	const_iv (MAP_POPULATE)
968	const_iv (MAP_NONBLOCK)	991	const_iv (MAP_NONBLOCK)
969		992
		993	const_iv (FIEMAP_FLAG_SYNC)
		994	const_iv (FIEMAP_FLAG_XATTR)
		995	const_iv (FIEMAP_FLAGS_COMPAT)
		996	const_iv (FIEMAP_EXTENT_LAST)
		997	const_iv (FIEMAP_EXTENT_UNKNOWN)
		998	const_iv (FIEMAP_EXTENT_DELALLOC)
		999	const_iv (FIEMAP_EXTENT_ENCODED)
		1000	const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
		1001	const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
		1002	const_iv (FIEMAP_EXTENT_DATA_INLINE)
		1003	const_iv (FIEMAP_EXTENT_DATA_TAIL)
		1004	const_iv (FIEMAP_EXTENT_UNWRITTEN)
		1005	const_iv (FIEMAP_EXTENT_MERGED)
		1006	const_iv (FIEMAP_EXTENT_SHARED)
		1007
		1008	const_iv (SPLICE_F_MOVE)
		1009	const_iv (SPLICE_F_NONBLOCK)
		1010	const_iv (SPLICE_F_MORE)
		1011	const_iv (SPLICE_F_GIFT)
		1012
		1013	const_iv (SEEK_DATA)
		1014	const_iv (SEEK_HOLE)
		1015
		1016	/* libeio constants */
		1017	const_eio (SEEK_SET)
		1018	const_eio (SEEK_CUR)
		1019	const_eio (SEEK_END)
		1020
970	const_eio (MCL_FUTURE)	1021	const_eio (MCL_FUTURE)
971	const_eio (MCL_CURRENT)	1022	const_eio (MCL_CURRENT)
972		1023
973	const_eio (MS_ASYNC)	1024	const_eio (MS_ASYNC)
974	const_eio (MS_INVALIDATE)	1025	const_eio (MS_INVALIDATE)
…		…
979	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	1030	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
980	const_eio (SYNC_FILE_RANGE_WRITE)	1031	const_eio (SYNC_FILE_RANGE_WRITE)
981	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	1032	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
982		1033
983	const_eio (FALLOC_FL_KEEP_SIZE)	1034	const_eio (FALLOC_FL_KEEP_SIZE)
		1035	const_eio (FALLOC_FL_PUNCH_HOLE)
		1036	const_eio (FALLOC_FL_COLLAPSE_RANGE)
		1037	const_eio (FALLOC_FL_ZERO_RANGE)
984		1038
985	const_eio (READDIR_DENTS)	1039	const_eio (READDIR_DENTS)
986	const_eio (READDIR_DIRS_FIRST)	1040	const_eio (READDIR_DIRS_FIRST)
987	const_eio (READDIR_STAT_ORDER)	1041	const_eio (READDIR_STAT_ORDER)
988	const_eio (READDIR_FOUND_UNKNOWN)	1042	const_eio (READDIR_FOUND_UNKNOWN)
…		…
1056	PROTOTYPE: $	1110	PROTOTYPE: $
1057	CODE:	1111	CODE:
1058	max_outstanding = maxreqs;	1112	max_outstanding = maxreqs;
1059		1113
1060	void	1114	void
1061	aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)	1115	aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1062	PPCODE:	1116	PPCODE:
1063	{	1117	{
1064	dREQ;	1118	dREQ;
1065		1119
1066	req->type = EIO_WD_OPEN;	1120	req->type = EIO_WD_OPEN;
…		…
1068		1122
1069	REQ_SEND;	1123	REQ_SEND;
1070	}	1124	}
1071		1125
1072	void	1126	void
1073	aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)	1127	aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1074	PPCODE:	1128	PPCODE:
1075	{	1129	{
1076	dREQ;	1130	dREQ;
1077		1131
1078	req->type = EIO_OPEN;	1132	req->type = EIO_OPEN;
…		…
1082		1136
1083	REQ_SEND;	1137	REQ_SEND;
1084	}	1138	}
1085		1139
1086	void	1140	void
1087	aio_fsync (SV *fh, SV *callback=&PL_sv_undef)	1141	aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1088	ALIAS:	1142	ALIAS:
1089	aio_fsync = EIO_FSYNC	1143	aio_fsync = EIO_FSYNC
1090	aio_fdatasync = EIO_FDATASYNC	1144	aio_fdatasync = EIO_FDATASYNC
1091	aio_syncfs = EIO_SYNCFS	1145	aio_syncfs = EIO_SYNCFS
1092	PPCODE:	1146	PPCODE:
1093	{	1147	{
1094	int fd = s_fileno_croak (fh, 0);	1148	int fd = s_fileno_croak (fh, 0);
1095	dREQ;	1149	dREQ;
1096		1150
1097	req->type = ix;	1151	req->type = ix;
1098	req->sv1 = newSVsv (fh);	1152	req->sv1 = newSVsv (fh);
1099	req->int1 = fd;	1153	req->int1 = fd;
1100		1154
1101	REQ_SEND (req);	1155	REQ_SEND;
1102	}	1156	}
1103		1157
1104	void	1158	void
1105	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)
1106	PPCODE:	1160	PPCODE:
1107	{	1161	{
1108	int fd = s_fileno_croak (fh, 0);	1162	int fd = s_fileno_croak (fh, 0);
1109	dREQ;	1163	dREQ;
1110		1164
1111	req->type = EIO_SYNC_FILE_RANGE;	1165	req->type = EIO_SYNC_FILE_RANGE;
1112	req->sv1 = newSVsv (fh);	1166	req->sv1 = newSVsv (fh);
1113	req->int1 = fd;	1167	req->int1 = fd;
1114	req->offs = offset;	1168	req->offs = offset;
1115	req->size = nbytes;	1169	req->size = nbytes;
1116	req->int2 = flags;	1170	req->int2 = flags;
1117		1171
1118	REQ_SEND (req);	1172	REQ_SEND;
1119	}	1173	}
1120		1174
1121	void	1175	void
1122	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)
1123	PPCODE:	1177	PPCODE:
1124	{	1178	{
1125	int fd = s_fileno_croak (fh, 0);	1179	int fd = s_fileno_croak (fh, 0);
1126	dREQ;	1180	dREQ;
1127		1181
1128	req->type = EIO_FALLOCATE;	1182	req->type = EIO_FALLOCATE;
1129	req->sv1 = newSVsv (fh);	1183	req->sv1 = newSVsv (fh);
1130	req->int1 = fd;	1184	req->int1 = fd;
1131	req->int2 = mode;	1185	req->int2 = mode;
1132	req->offs = offset;	1186	req->offs = offset;
1133	req->size = len;	1187	req->size = len;
1134		1188
1135	REQ_SEND (req);	1189	REQ_SEND;
1136	}	1190	}
1137		1191
1138	void	1192	void
1139	aio_close (SV *fh, SV *callback=&PL_sv_undef)	1193	aio_close (SV *fh, SV *callback = &PL_sv_undef)
1140	PPCODE:	1194	PPCODE:
1141	{	1195	{
1142	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 */
1143	int fd = s_fileno_croak (fh, 0);	1197	int fd = s_fileno_croak (fh, 0);
1144	dREQ;	1198	dREQ;
1145		1199
1146	if (expect_false (close_fd < 0))	1200	if (expect_false (close_fd < 0))
1147	{	1201	{
1148	int pipefd [2];	1202	int pipefd [2];
…		…
1164	req->type = EIO_DUP2;	1218	req->type = EIO_DUP2;
1165	req->int1 = close_fd;	1219	req->int1 = close_fd;
1166	req->sv2 = newSVsv (fh);	1220	req->sv2 = newSVsv (fh);
1167	req->int2 = fd;	1221	req->int2 = fd;
1168		1222
1169	REQ_SEND (req);	1223	REQ_SEND;
1170	}	1224	}
1171		1225
1172	void	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;
		1240	}
		1241
		1242	void
1173	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)
1174	ALIAS:	1244	ALIAS:
1175	aio_read = EIO_READ	1245	aio_read = EIO_READ
1176	aio_write = EIO_WRITE	1246	aio_write = EIO_WRITE
1177	PPCODE:	1247	PPCODE:
1178	{	1248	{
…		…
1194	len = svlen - dataoffset;	1264	len = svlen - dataoffset;
1195	}	1265	}
1196	else	1266	else
1197	{	1267	{
1198	/* read: check type and grow scalar as necessary */	1268	/* read: check type and grow scalar as necessary */
1199	SvUPGRADE (data, SVt_PV);	1269	if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1200	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");
1201	}	1273	}
1202		1274
1203	{	1275	{
1204	dREQ;	1276	dREQ;
1205		1277
…		…
1221	REQ_SEND;	1293	REQ_SEND;
1222	}	1294	}
1223	}	1295	}
1224		1296
1225	void	1297	void
1226	aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)	1298	aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1227	ALIAS:	1299	ALIAS:
1228	aio_readlink = EIO_READLINK	1300	aio_readlink = EIO_READLINK
1229	aio_realpath = EIO_REALPATH	1301	aio_realpath = EIO_REALPATH
1230	PPCODE:	1302	PPCODE:
1231	{	1303	{
…		…
1236		1308
1237	REQ_SEND;	1309	REQ_SEND;
1238	}	1310	}
1239		1311
1240	void	1312	void
1241	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)
1242	PPCODE:	1314	PPCODE:
1243	{	1315	{
1244	int ifd = s_fileno_croak (in_fh , 0);	1316	int ifd = s_fileno_croak (in_fh , 0);
1245	int ofd = s_fileno_croak (out_fh, 1);	1317	int ofd = s_fileno_croak (out_fh, 1);
1246	dREQ;	1318	dREQ;
1247		1319
1248	req->type = EIO_SENDFILE;	1320	req->type = EIO_SENDFILE;
1249	req->sv1 = newSVsv (out_fh);	1321	req->sv1 = newSVsv (out_fh);
1250	req->int1 = ofd;	1322	req->int1 = ofd;
…		…
1255		1327
1256	REQ_SEND;	1328	REQ_SEND;
1257	}	1329	}
1258		1330
1259	void	1331	void
1260	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)
1261	PPCODE:	1333	PPCODE:
1262	{	1334	{
1263	int fd = s_fileno_croak (fh, 0);	1335	int fd = s_fileno_croak (fh, 0);
1264	dREQ;	1336	dREQ;
1265		1337
1266	req->type = EIO_READAHEAD;	1338	req->type = EIO_READAHEAD;
1267	req->sv1 = newSVsv (fh);	1339	req->sv1 = newSVsv (fh);
1268	req->int1 = fd;	1340	req->int1 = fd;
…		…
1271		1343
1272	REQ_SEND;	1344	REQ_SEND;
1273	}	1345	}
1274		1346
1275	void	1347	void
1276	aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef)	1348	aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1277	ALIAS:	1349	ALIAS:
1278	aio_stat = EIO_STAT	1350	aio_stat = EIO_STAT
1279	aio_lstat = EIO_LSTAT	1351	aio_lstat = EIO_LSTAT
1280	aio_statvfs = EIO_STATVFS	1352	aio_statvfs = EIO_STATVFS
1281	PPCODE:	1353	PPCODE:
1282	{	1354	{
1283	dREQ;	1355	dREQ;
1284		1356
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);	1357	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
		1358
1287	REQ_SEND;	1359	REQ_SEND;
1288	}	1360	}
1289		1361
1290	UV	1362	UV
1291	major (UV dev)	1363	major (UV dev)
…		…
1302	RETVAL = makedev (maj, min);	1374	RETVAL = makedev (maj, min);
1303	OUTPUT:	1375	OUTPUT:
1304	RETVAL	1376	RETVAL
1305		1377
1306	void	1378	void
1307	aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef)	1379	aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1308	PPCODE:	1380	PPCODE:
1309	{	1381	{
1310	dREQ;	1382	dREQ;
1311		1383
1312	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1384	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
…		…
1315		1387
1316	REQ_SEND;	1388	REQ_SEND;
1317	}	1389	}
1318		1390
1319	void	1391	void
1320	aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)	1392	aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1321	PPCODE:	1393	PPCODE:
1322	{	1394	{
1323	dREQ;	1395	dREQ;
1324		1396
1325	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1397	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
…		…
1327		1399
1328	REQ_SEND;	1400	REQ_SEND;
1329	}	1401	}
1330		1402
1331	void	1403	void
1332	aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)	1404	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:	1405	PPCODE:
1337	{	1406	{
1338	dREQ;	1407	dREQ;
1339		1408
1340	req->int2 = mode;	1409	req->int2 = mode;
…		…
1342		1411
1343	REQ_SEND;	1412	REQ_SEND;
1344	}	1413	}
1345		1414
1346	void	1415	void
1347	aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef)	1416	aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1348	PPCODE:	1417	PPCODE:
1349	{	1418	{
1350	dREQ;	1419	dREQ;
1351		1420
1352	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1421	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
…		…
1355		1424
1356	REQ_SEND;	1425	REQ_SEND;
1357	}	1426	}
1358		1427
1359	void	1428	void
1360	aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef)	1429	aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1361	PPCODE:	1430	PPCODE:
1362	{	1431	{
1363	dREQ;	1432	dREQ;
1364		1433
1365	req->type = EIO_READDIR;	1434	req->type = EIO_READDIR;
…		…
1372		1441
1373	REQ_SEND;	1442	REQ_SEND;
1374	}	1443	}
1375		1444
1376	void	1445	void
		1446	aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
		1447	PPCODE:
		1448	{
		1449	dREQ;
		1450
		1451	req->type = EIO_MKDIR;
		1452	req->int2 = mode;
		1453	req_set_path1 (req, pathname);
		1454
		1455	REQ_SEND;
		1456	}
		1457
		1458	void
1377	aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)	1459	aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1378	ALIAS:	1460	ALIAS:
1379	aio_unlink = EIO_UNLINK	1461	aio_unlink = EIO_UNLINK
1380	aio_rmdir = EIO_RMDIR	1462	aio_rmdir = EIO_RMDIR
1381	aio_readdir = EIO_READDIR	1463	aio_readdir = EIO_READDIR
1382	PPCODE:	1464	PPCODE:
…		…
1388		1470
1389	REQ_SEND;	1471	REQ_SEND;
1390	}	1472	}
1391		1473
1392	void	1474	void
1393	aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef)	1475	aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1394	ALIAS:	1476	ALIAS:
1395	aio_link = EIO_LINK	1477	aio_link = EIO_LINK
1396	aio_symlink = EIO_SYMLINK	1478	aio_symlink = EIO_SYMLINK
1397	aio_rename = EIO_RENAME	1479	aio_rename = EIO_RENAME
1398	PPCODE:	1480	PPCODE:
1399	{	1481	{
		1482	eio_wd wd2 = 0;
1400	dREQ;	1483	dREQ;
1401	eio_wd wd2 = 0;
1402		1484
1403	req->type = ix;	1485	req->type = ix;
1404	req_set_path1 (req, oldpath);	1486	req_set_path1 (req, oldpath);
1405	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);
1406	req->int3 = (long)wd2;	1488	req->int3 = (long)wd2;
1407		1489
1408	REQ_SEND;	1490	REQ_SEND;
1409	}	1491	}
1410		1492
1411	void	1493	void
1412	aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef)	1494	aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1413	PPCODE:	1495	PPCODE:
1414	{	1496	{
1415	dREQ;	1497	dREQ;
1416		1498
1417	req->type = EIO_MKNOD;	1499	req->type = EIO_MKNOD;
…		…
1421		1503
1422	REQ_SEND;	1504	REQ_SEND;
1423	}	1505	}
1424		1506
1425	void	1507	void
1426	aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1508	aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1427	ALIAS:	1509	ALIAS:
1428	aio_mtouch = EIO_MTOUCH	1510	aio_mtouch = EIO_MTOUCH
1429	aio_msync = EIO_MSYNC	1511	aio_msync = EIO_MSYNC
1430	PPCODE:	1512	PPCODE:
1431	{	1513	{
…		…
1454	REQ_SEND;	1536	REQ_SEND;
1455	}	1537	}
1456	}	1538	}
1457		1539
1458	void	1540	void
1459	aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef)	1541	aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1460	PPCODE:	1542	PPCODE:
1461	{	1543	{
1462	STRLEN svlen;	1544	STRLEN svlen;
1463	char *svptr = SvPVbyte (data, svlen);	1545	char *svptr = SvPVbyte (data, svlen);
1464	UV len = SvUV (length);	1546	UV len = SvUV (length);
…		…
1483	REQ_SEND;	1565	REQ_SEND;
1484	}	1566	}
1485	}	1567	}
1486		1568
1487	void	1569	void
1488	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)	1570	aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1489	PPCODE:	1571	PPCODE:
1490	{	1572	{
1491	dREQ;	1573	dREQ;
1492		1574
1493	req->type = EIO_MLOCKALL;	1575	req->type = EIO_MLOCKALL;
…		…
1495		1577
1496	REQ_SEND;	1578	REQ_SEND;
1497	}	1579	}
1498		1580
1499	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
1500	aio_busy (double delay, SV *callback=&PL_sv_undef)	1605	aio_busy (double delay, SV *callback = &PL_sv_undef)
1501	PPCODE:	1606	PPCODE:
1502	{	1607	{
1503	dREQ;	1608	dREQ;
1504		1609
1505	req->type = EIO_BUSY;	1610	req->type = EIO_BUSY;
…		…
1507		1612
1508	REQ_SEND;	1613	REQ_SEND;
1509	}	1614	}
1510		1615
1511	void	1616	void
1512	aio_group (SV *callback=&PL_sv_undef)	1617	aio_group (SV *callback = &PL_sv_undef)
1513	PPCODE:	1618	PPCODE:
1514	{	1619	{
1515	dREQ;	1620	dREQ;
1516		1621
1517	req->type = EIO_GROUP;	1622	req->type = EIO_GROUP;
1518		1623
		1624	PUTBACK;
1519	req_submit (req);	1625	req_submit (req);
		1626	SPAGAIN;
		1627
1520	XPUSHs (req_sv (req, aio_grp_stash));	1628	XPUSHs (req_sv (req, aio_grp_stash));
1521	}	1629	}
1522		1630
1523	void	1631	void
1524	aio_nop (SV *callback=&PL_sv_undef)	1632	aio_nop (SV *callback = &PL_sv_undef)
1525	ALIAS:	1633	ALIAS:
1526	aio_nop = EIO_NOP	1634	aio_nop = EIO_NOP
1527	aio_sync = EIO_SYNC	1635	aio_sync = EIO_SYNC
1528	PPCODE:	1636	PPCODE:
1529	{	1637	{
…		…
1533		1641
1534	REQ_SEND;	1642	REQ_SEND;
1535	}	1643	}
1536		1644
1537	int	1645	int
1538	aioreq_pri (int pri = 0)	1646	aioreq_pri (int pri = NO_INIT)
1539	CODE:	1647	CODE:
1540	RETVAL = next_pri;	1648	RETVAL = next_pri;
1541	if (items > 0)	1649	if (items > 0)
1542	{	1650	{
1543	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1651	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1633	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1741	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1634	OUTPUT:	1742	OUTPUT:
1635	RETVAL	1743	RETVAL
1636		1744
1637	void	1745	void
1638	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)
1639	PPCODE:	1747	PPCODE:
1640	sv_unmagic (scalar, MMAP_MAGIC);	1748	sv_unmagic (scalar, MMAP_MAGIC);
1641	{	1749	{
1642	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;
1643	void *addr = (void *)mmap (0, length, prot, flags, fd, offset);	1751	void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
…		…
1670	munmap (SV *scalar)	1778	munmap (SV *scalar)
1671	CODE:	1779	CODE:
1672	sv_unmagic (scalar, MMAP_MAGIC);	1780	sv_unmagic (scalar, MMAP_MAGIC);
1673		1781
1674	int	1782	int
1675	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)
1676	ALIAS:	1784	ALIAS:
1677	mprotect = 1	1785	mprotect = 1
1678	CODE:	1786	CODE:
1679	{	1787	{
1680	STRLEN svlen;	1788	STRLEN svlen;
1681	void *addr = SvPVbyte (scalar, svlen);	1789	void *addr = SvPVbyte (scalar, svlen);
1682	size_t len = SvUV (length);	1790	STRLEN len = SvUV (length);
1683		1791
1684	if (offset < 0)	1792	if (offset < 0)
1685	offset += svlen;	1793	offset += svlen;
1686		1794
1687	if (offset < 0 || offset > svlen)	1795	if (offset < 0 || offset > svlen)
…		…
1701	}	1809	}
1702	OUTPUT:	1810	OUTPUT:
1703	RETVAL	1811	RETVAL
1704		1812
1705	int	1813	int
1706	munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)	1814	munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1707	CODE:	1815	CODE:
1708	{	1816	{
1709	STRLEN svlen;	1817	STRLEN svlen;
1710	void *addr = SvPVbyte (scalar, svlen);	1818	void *addr = SvPVbyte (scalar, svlen);
1711	size_t len = SvUV (length);	1819	size_t len = SvUV (length);
1712		1820
1713	if (offset < 0)	1821	if (offset < 0)
1714	offset += svlen;	1822	offset += svlen;
1715		1823
…		…
1722	addr = (void *)(((intptr_t)addr) + offset);	1830	addr = (void *)(((intptr_t)addr) + offset);
1723	eio_page_align (&addr, &len);	1831	eio_page_align (&addr, &len);
1724	#if _POSIX_MEMLOCK_RANGE	1832	#if _POSIX_MEMLOCK_RANGE
1725	RETVAL = munlock (addr, len);	1833	RETVAL = munlock (addr, len);
1726	#else	1834	#else
1727	RETVAL = ((errno = ENOSYS), -1);	1835	RETVAL = EIO_ENOSYS ();
1728	#endif	1836	#endif
1729	}	1837	}
1730	OUTPUT:	1838	OUTPUT:
1731	RETVAL	1839	RETVAL
1732		1840
…		…
1734	munlockall ()	1842	munlockall ()
1735	CODE:	1843	CODE:
1736	#if _POSIX_MEMLOCK	1844	#if _POSIX_MEMLOCK
1737	munlockall ();	1845	munlockall ();
1738	#else	1846	#else
1739	RETVAL = -1;	1847	RETVAL = EIO_ENOSYS ();
1740	errno = ENOSYS;
1741	#endif	1848	#endif
1742	OUTPUT:	1849	OUTPUT:
1743	RETVAL	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;
		1892	RETVAL = -1;
		1893	#endif
		1894	OUTPUT:
		1895	RETVAL
		1896
		1897	void
		1898	pipe2 (int flags = 0)
		1899	PROTOTYPE: ;$
		1900	PPCODE:
		1901	{
		1902	int fd[2];
		1903	int res;
		1904
		1905	if (flags)
		1906	#if HAVE_PIPE2
		1907	res = pipe2 (fd, flags);
		1908	#else
		1909	res = (errno = ENOSYS, -1);
		1910	#endif
		1911	else
		1912	res = pipe (fd);
		1913
		1914	if (!res)
		1915	{
		1916	EXTEND (SP, 2);
		1917	PUSHs (newmortalFH (fd[0], O_RDONLY));
		1918	PUSHs (newmortalFH (fd[1], O_WRONLY));
		1919	}
		1920	}
1744		1921
1745	void _on_next_submit (SV *cb)	1922	void _on_next_submit (SV *cb)
1746	CODE:	1923	CODE:
1747	SvREFCNT_dec (on_next_submit);	1924	SvREFCNT_dec (on_next_submit);
1748	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1925	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
…		…
1761	DESTROY (SV *self)	1938	DESTROY (SV *self)
1762	CODE:	1939	CODE:
1763	{	1940	{
1764	aio_wd wd = SvAIO_WD (self);	1941	aio_wd wd = SvAIO_WD (self);
1765	#if HAVE_AT	1942	#if HAVE_AT
		1943	{
1766	SV *callback = &PL_sv_undef;	1944	SV *callback = &PL_sv_undef;
1767	dREQ; /* clobbers next_pri :/ */	1945	dREQ; /* clobbers next_pri :/ */
		1946	next_pri = req->pri; /* restore next_pri */
		1947	req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1768	req->type = EIO_WD_CLOSE;	1948	req->type = EIO_WD_CLOSE;
1769	req->wd = wd;	1949	req->wd = wd;
1770	REQ_SEND;	1950	REQ_SEND;
		1951	}
1771	#else	1952	#else
1772	eio_wd_close_sync (wd);	1953	eio_wd_close_sync (wd);
1773	#endif	1954	#endif
1774	}	1955	}
1775		1956
…		…
1779	cancel (aio_req_ornot req)	1960	cancel (aio_req_ornot req)
1780	CODE:	1961	CODE:
1781	eio_cancel (req);	1962	eio_cancel (req);
1782		1963
1783	void	1964	void
1784	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)	1965	cb (aio_req_ornot req, SV *callback = NO_INIT)
1785	PPCODE:	1966	PPCODE:
1786	{	1967	{
1787	if (GIMME_V != G_VOID)	1968	if (GIMME_V != G_VOID)
1788	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);	1969	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1789		1970
1790	if (items > 1)	1971	if (items > 1)
1791	{	1972	{
1792	SV *cb_cv =get_cb (callback);	1973	SV *cb_cv = get_cb (callback);
1793		1974
1794	SvREFCNT_dec (req->callback);	1975	SvREFCNT_dec (req->callback);
1795	req->callback = SvREFCNT_inc (cb_cv);	1976	req->callback = SvREFCNT_inc (cb_cv);
1796	}	1977	}
1797	}	1978	}
…		…
1854	limit (aio_req grp, int limit)	2035	limit (aio_req grp, int limit)
1855	CODE:	2036	CODE:
1856	eio_grp_limit (grp, limit);	2037	eio_grp_limit (grp, limit);
1857		2038
1858	void	2039	void
1859	feed (aio_req grp, SV *callback=&PL_sv_undef)	2040	feed (aio_req grp, SV *callback = &PL_sv_undef)
1860	CODE:	2041	CODE:
1861	{	2042	{
1862	SvREFCNT_dec (grp->sv2);	2043	SvREFCNT_dec (grp->sv2);
1863	grp->sv2 = newSVsv (callback);	2044	grp->sv2 = newSVsv (callback);
1864	grp->feed = aio_grp_feed;	2045	grp->feed = aio_grp_feed;

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