ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/IO-AIO/AIO.xs

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.187 by root, Sat Jul 16 16:46:10 2011 UTC vs.
Revision 1.228 by root, Fri Jan 24 23:46:16 2014 UTC

…		…
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	22	#endif
23		23
		24	#if __linux__
		25	# include <linux/fs.h>
		26	# ifdef FS_IOC_FIEMAP
		27	# include <linux/types.h>
		28	# include <linux/fiemap.h>
		29	# define HAVE_FIEMAP 1
		30	# endif
		31	#endif
		32
24	/* perl namespace pollution */	33	/* perl namespace pollution */
25	#undef VERSION	34	#undef VERSION
26		35
27	/* perl stupidly overrides readdir and maybe others */	36	/* perl stupidly overrides readdir and maybe others */
28	/* with thread-unsafe versions, imagine that :( */	37	/* with thread-unsafe versions, imagine that :( */
…		…
30	#undef opendir	39	#undef opendir
31	#undef closedir	40	#undef closedir
32		41
33	#ifdef _WIN32	42	#ifdef _WIN32
34		43
35	# define EIO_STRUCT_DIRENT Direntry_t
36	# undef malloc
37	# undef free
38
39	// perl overrides all those nice win32 functions	44	// perl overrides all those nice libc functions
		45
		46	#undef malloc
		47	#undef free
40	# undef open	48	#undef open
41	# undef read	49	#undef read
42	# undef write	50	#undef write
43	# undef send	51	#undef send
44	# undef recv	52	#undef recv
		53	#undef stat
45	# undef lstat	54	#undef lstat
		55	#undef fstat
46	# undef truncate	56	#undef truncate
47	# undef ftruncate	57	#undef ftruncate
48	# undef open	58	#undef open
49	# undef link	59	#undef link
50	# undef close	60	#undef close
51	# undef unlink	61	#undef unlink
52	# undef mkdir	62	#undef mkdir
53	# undef rmdir	63	#undef rmdir
54	# undef rename	64	#undef rename
55	# undef lseek	65	#undef lseek
56	# undef opendir	66	#undef opendir
57	# undef readdir	67	#undef readdir
58	# undef closedir	68	#undef closedir
59	# undef chmod	69	#undef chmod
60	# undef fchmod	70	#undef fchmod
		71	#undef dup
		72	#undef dup2
		73	#undef abort
		74	#undef pipe
61		75
62	# define opendir(fd) EIO_ERRNO (ENOSYS, 0)	76	#define EIO_STRUCT_STAT struct _stati64
63	# define readdir(fd) EIO_ENOSYS ()	77	#define EIO_STRUCT_STATI64
64	# define closedir(fd) EIO_ENOSYS ()
65		78
66	#else	79	#else
67		80
68	# include <sys/time.h>	81	#include <sys/time.h>
69	# include <sys/select.h>	82	#include <sys/select.h>
70	# include <unistd.h>	83	#include <unistd.h>
71	# include <utime.h>	84	#include <utime.h>
72	# include <signal.h>	85	#include <signal.h>
73		86
74	#endif
75
76	#define EIO_STRUCT_STAT Stat_t	87	#define EIO_STRUCT_STAT Stat_t
77		88
78	/* use NV for 32 bit perls as it allows larger offsets */
79	#if IVSIZE >= 8
80	# define VAL64 IV
81	# define SvVAL64 SvIV
82	# define newSVval64 newSViv
83	#else
84	# define VAL64 NV
85	# define SvVAL64 SvNV
86	# define newSVval64 newSVnv
87	#endif	89	#endif
88		90
89	/*****************************************************************************/	91	/*****************************************************************************/
90		92
91	#if __GNUC__ >= 3	93	#if __GNUC__ >= 3
…		…
101		103
102	typedef SV SV8; /* byte-sv, used for argument-checking */	104	typedef SV SV8; /* byte-sv, used for argument-checking */
103	typedef int aio_rfd; /* read file desriptor */	105	typedef int aio_rfd; /* read file desriptor */
104	typedef int aio_wfd; /* write file descriptor */	106	typedef int aio_wfd; /* write file descriptor */
105		107
106	static HV *aio_stash, *aio_req_stash, *aio_grp_stash;	108	static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
107		109
108	#define EIO_REQ_MEMBERS \	110	#define EIO_REQ_MEMBERS \
109	SV *callback; \	111	SV *callback; \
110	SV *sv1, *sv2; \	112	SV *sv1, *sv2; \
		113	SV *sv3, *sv4; \
111	STRLEN stroffset; \	114	STRLEN stroffset; \
112	SV *self;	115	SV *self;
113		116
114	#define EIO_NO_WRAPPERS 1	117	#define EIO_NO_WRAPPERS 1
115		118
116	#include "libeio/config.h"	119	#include "libeio/config.h"
117	#include "libeio/eio.h"	120	#include "libeio/eio.h"
118		121
119	/* Linux/others */	122	static int req_invoke (eio_req *req);
120	#ifndef O_ASYNC	123	#define EIO_FINISH(req) req_invoke (req)
121	# define O_ASYNC 0	124	static void req_destroy (eio_req *grp);
122	#endif	125	#define EIO_DESTROY(req) req_destroy (req)
123	#ifndef O_DIRECT
124	# define O_DIRECT 0
125	#endif
126	#ifndef O_NOATIME
127	# define O_NOATIME 0
128	#endif
129		126
130	/* POSIX */	127	#include "libeio/eio.c"
131	#ifndef O_CLOEXEC
132	# define O_CLOEXEC 0
133	#endif
134	#ifndef O_NOFOLLOW
135	# define O_NOFOLLOW 0
136	#endif
137	#ifndef O_NOCTTY
138	# define O_NOCTTY 0
139	#endif
140	#ifndef O_NONBLOCK
141	# define O_NONBLOCK 0
142	#endif
143	#ifndef O_EXEC
144	# define O_EXEC 0
145	#endif
146	#ifndef O_SEARCH
147	# define O_SEARCH 0
148	#endif
149	#ifndef O_DIRECTORY
150	# define O_DIRECTORY 0
151	#endif
152	#ifndef O_DSYNC
153	# define O_DSYNC 0
154	#endif
155	#ifndef O_RSYNC
156	# define O_RSYNC 0
157	#endif
158	#ifndef O_SYNC
159	# define O_SYNC 0
160	#endif
161	#ifndef O_TTY_INIT
162	# define O_TTY_INIT 0
163	#endif
164
165	#ifndef POSIX_FADV_NORMAL
166	# define POSIX_FADV_NORMAL 0
167	#endif
168	#ifndef POSIX_FADV_SEQUENTIAL
169	# define POSIX_FADV_SEQUENTIAL 0
170	#endif
171	#ifndef POSIX_FADV_RANDOM
172	# define POSIX_FADV_RANDOM 0
173	#endif
174	#ifndef POSIX_FADV_NOREUSE
175	# define POSIX_FADV_NOREUSE 0
176	#endif
177	#ifndef POSIX_FADV_WILLNEED
178	# define POSIX_FADV_WILLNEED 0
179	#endif
180	#ifndef POSIX_FADV_DONTNEED
181	# define POSIX_FADV_DONTNEED 0
182	#endif
183		128
184	#if !HAVE_POSIX_FADVISE	129	#if !HAVE_POSIX_FADVISE
185	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */	130	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
186	#endif	131	#endif
187		132
188	#ifndef POSIX_MADV_NORMAL
189	# define POSIX_MADV_NORMAL 0
190	#endif
191	#ifndef POSIX_MADV_SEQUENTIAL
192	# define POSIX_MADV_SEQUENTIAL 0
193	#endif
194	#ifndef POSIX_MADV_RANDOM
195	# define POSIX_MADV_RANDOM 0
196	#endif
197	#ifndef POSIX_MADV_WILLNEED
198	# define POSIX_MADV_WILLNEED 0
199	#endif
200	#ifndef POSIX_MADV_DONTNEED
201	# define POSIX_MADV_DONTNEED 0
202	#endif
203
204	#if !HAVE_POSIX_MADVISE	133	#if !HAVE_POSIX_MADVISE
205	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	134	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
206	#endif
207
208	#ifndef PROT_NONE
209	# define PROT_NONE 0
210	#endif
211	#ifndef PROT_READ
212	# define PROT_READ 0
213	#endif
214	#ifndef PROT_WRITE
215	# define PROT_READ 0
216	#endif
217	#ifndef PROT_EXEC
218	# define PROT_EXEC 0
219	#endif
220
221	#ifndef ST_RDONLY
222	# define ST_RDONLY 0
223	#endif
224	#ifndef ST_NOSUID
225	# define ST_NOSUID 0
226	#endif
227	#ifndef ST_NODEV
228	# define ST_NODEV 0
229	#endif
230	#ifndef ST_NOEXEC
231	# define ST_NOEXEC 0
232	#endif
233	#ifndef ST_SYNCHRONOUS
234	# define ST_SYNCHRONOUS 0
235	#endif
236	#ifndef ST_MANDLOCK
237	# define ST_MANDLOCK 0
238	#endif
239	#ifndef ST_WRITE
240	# define ST_WRITE 0
241	#endif
242	#ifndef ST_APPEND
243	# define ST_APPEND 0
244	#endif
245	#ifndef ST_IMMUTABLE
246	# define ST_IMMUTABLE 0
247	#endif
248	#ifndef ST_NOATIME
249	# define ST_NOATIME 0
250	#endif
251	#ifndef ST_NODIRATIME
252	# define ST_NODIRATIME 0
253	#endif
254	#ifndef ST_RELATIME
255	# define ST_RELATIME 0
256	#endif
257
258	#ifndef S_IFIFO
259	# define S_IFIFO 0
260	#endif
261	#ifndef S_IFCHR
262	# define S_IFCHR 0
263	#endif
264	#ifndef S_IFBLK
265	# define S_IFBLK 0
266	#endif
267	#ifndef S_IFLNK
268	# define S_IFLNK 0
269	#endif
270	#ifndef S_IFREG
271	# define S_IFREG 0
272	#endif
273	#ifndef S_IFDIR
274	# define S_IFDIR 0
275	#endif
276	#ifndef S_IFWHT
277	# define S_IFWHT 0
278	#endif
279	#ifndef S_IFSOCK
280	# define S_IFSOCK 0
281	#endif	135	#endif
282		136
283	#ifndef MAP_ANONYMOUS	137	#ifndef MAP_ANONYMOUS
284	# ifdef MAP_ANON	138	# ifdef MAP_ANON
285	# define MAP_ANONYMOUS MAP_ANON	139	# define MAP_ANONYMOUS MAP_ANON
286	# else	140	# else
287	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */	141	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
288	# endif	142	# endif
289	#endif	143	#endif
290	#ifndef MAP_HUGETLB	144
291	# define MAP_HUGETLB 0	145	/* defines all sorts of constants to 0 unless they are already defined */
292	#endif	146	#include "def0.h"
293	#ifndef MAP_LOCKED
294	# define MAP_LOCKED 0
295	#endif
296	#ifndef MAP_NORESERVE
297	# define MAP_NORESERVE 0
298	#endif
299	#ifndef MAP_POPULATE
300	# define MAP_POPULATE 0
301	#endif
302	#ifndef MAP_NONBLOCK
303	# define MAP_NONBLOCK 0
304	#endif
305		147
306	#ifndef makedev	148	#ifndef makedev
307	# define makedev(maj,min) (((maj) << 8) | (min))	149	# define makedev(maj,min) (((maj) << 8) | (min))
308	#endif	150	#endif
309	#ifndef major	151	#ifndef major
…		…
311	#endif	153	#endif
312	#ifndef minor	154	#ifndef minor
313	# define minor(dev) ((dev) & 0xff)	155	# define minor(dev) ((dev) & 0xff)
314	#endif	156	#endif
315		157
316	#ifndef PAGESIZE	158	#if PAGESIZE <= 0
317	# define PAGESIZE sysconf (_SC_PAGESIZE)	159	# define PAGESIZE sysconf (_SC_PAGESIZE)
318	#endif	160	#endif
319		161
320	static int req_invoke (eio_req *req);	162	/*****************************************************************************/
321	#define EIO_FINISH(req) req_invoke (req)	163
322	static void req_destroy (eio_req *grp);	164	static void
323	#define EIO_DESTROY(req) req_destroy (req)	165	fiemap (eio_req *req)
		166	{
		167	req->result = -1;
		168
		169	#if HAVE_FIEMAP
		170	/* assume some c99 */
		171	struct fiemap *fiemap = 0;
		172	size_t end_offset;
		173	int count = req->int3;
		174
		175	req->flags |= EIO_FLAG_PTR1_FREE;
		176
		177	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
		178	/* increase in 3.5kb steps */
		179	if (count < 0)
		180	count = 8;
		181
		182	fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
		183	errno = ENOMEM;
		184	if (!fiemap)
		185	return;
		186
		187	req->ptr1 = fiemap;
		188
		189	fiemap->fm_start = req->offs;
		190	fiemap->fm_length = req->size;
		191	fiemap->fm_flags = req->int2;
		192	fiemap->fm_extent_count = count;
		193
		194	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
		195	return;
		196
		197	if (req->int3 >= 0 /* not autosizing */
		198	|| !fiemap->fm_mapped_extents /* no more extents */
		199	|| fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
		200	goto done;
		201
		202	/* else we have to loop -
		203	* it would be tempting (actually I tried that first) to just query the
		204	* number of extents needed, but linux often feels like not returning all
		205	* extents, without telling us it left any out. this complicates
		206	* this quite a bit.
		207	*/
		208
		209	end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
		210
		211	for (;;)
		212	{
		213	/* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
		214	char scratch[3072];
		215	struct fiemap *incmap = (struct fiemap *)scratch;
		216
		217	incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
		218	+ fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
		219	incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
		220	incmap->fm_flags = fiemap->fm_flags;
		221	incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
		222
		223	if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
		224	return;
		225
		226	if (!incmap->fm_mapped_extents)
		227	goto done;
		228
		229	count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
		230	fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
		231	errno = ENOMEM;
		232	if (!fiemap)
		233	return;
		234
		235	req->ptr1 = fiemap;
		236
		237	for (count = 0; count < incmap->fm_mapped_extents; ++count)
		238	{
		239	struct fiemap_extent *e = incmap->fm_extents + count;
		240
		241	if (e->fe_logical + e->fe_length >= end_offset)
		242	goto done;
		243
		244	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
		245
		246	if (e->fe_flags & FIEMAP_EXTENT_LAST)
		247	goto done;
		248
		249	}
		250	}
		251
		252	done:
		253	req->result = 0;
		254
		255	#else
		256	errno = ENOSYS;
		257	#endif
		258	}
		259
		260	/*****************************************************************************/
324		261
325	enum {	262	enum {
326	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	263	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
327	};	264	};
328		265
329	#include "libeio/eio.c"
330
331	typedef eio_req *aio_req;	266	typedef eio_req *aio_req;
332	typedef eio_req *aio_req_ornot;	267	typedef eio_req *aio_req_ornot;
		268	typedef eio_wd aio_wd;
333		269
334	static SV *on_next_submit;	270	static SV *on_next_submit;
335	static int next_pri = EIO_PRI_DEFAULT;	271	static int next_pri = EIO_PRI_DEFAULT;
336	static int max_outstanding;	272	static int max_outstanding;
337		273
338	static s_epipe respipe;	274	static s_epipe respipe;
339		275
340	static void req_destroy (aio_req req);	276	static void req_destroy (aio_req req);
341	static void req_cancel (aio_req req);	277	static void req_cancel (aio_req req);
342		278
343	static void want_poll (void)	279	static void
		280	want_poll (void)
344	{	281	{
345	/* write a dummy byte to the pipe so fh becomes ready */	282	/* write a dummy byte to the pipe so fh becomes ready */
346	s_epipe_signal (&respipe);	283	s_epipe_signal (&respipe);
347	}	284	}
348		285
349	static void done_poll (void)	286	static void
		287	done_poll (void)
350	{	288	{
351	/* read any signals sent by the worker threads */	289	/* read any signals sent by the worker threads */
352	s_epipe_drain (&respipe);	290	s_epipe_drain (&respipe);
353	}	291	}
354		292
355	/* must be called at most once */	293	/* must be called at most once */
		294	static SV *
356	static SV *req_sv (aio_req req, HV *stash)	295	req_sv (aio_req req, HV *stash)
357	{	296	{
358	if (!req->self)	297	if (!req->self)
359	{	298	{
360	req->self = (SV *)newHV ();	299	req->self = (SV *)newHV ();
361	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);	300	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
362	}	301	}
363		302
364	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));	303	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
365	}	304	}
366		305
367	static aio_req SvAIO_REQ (SV *sv)	306	static SV *
		307	newSVaio_wd (aio_wd wd)
		308	{
		309	return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);
		310	}
		311
		312	static aio_req
		313	SvAIO_REQ (SV *sv)
368	{	314	{
369	MAGIC *mg;	315	MAGIC *mg;
370		316
371	if (!SvROK (sv)	317	if (!SvROK (sv)
		318	/* for speed reasons, we do not verify that SvROK actually has a stash ptr */
372	|| (SvSTASH (SvRV (sv)) != aio_grp_stash	319	|| (SvSTASH (SvRV (sv)) != aio_grp_stash
373	&& SvSTASH (SvRV (sv)) != aio_req_stash	320	&& SvSTASH (SvRV (sv)) != aio_req_stash
374	&& !sv_derived_from (sv, "IO::AIO::REQ")))	321	&& !sv_derived_from (sv, "IO::AIO::REQ")))
375	croak ("object of class IO::AIO::REQ expected");	322	croak ("object of class IO::AIO::REQ expected");
376		323
377	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	324	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
378		325
379	return mg ? (aio_req)mg->mg_ptr : 0;	326	return mg ? (aio_req)mg->mg_ptr : 0;
380	}	327	}
381		328
		329	static aio_wd
		330	SvAIO_WD (SV *sv)
		331	{
		332	if (!SvROK (sv)
		333	|| SvTYPE (SvRV (sv)) != SVt_PVMG
		334	|| SvSTASH (SvRV (sv)) != aio_wd_stash)
		335	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
		336
		337	return (aio_wd)(long)SvIVX (SvRV (sv));
		338	}
		339
		340	static void
382	static void aio_grp_feed (aio_req grp)	341	aio_grp_feed (aio_req grp)
383	{	342	{
384	if (grp->sv2 && SvOK (grp->sv2))	343	if (grp->sv2 && SvOK (grp->sv2))
385	{	344	{
386	dSP;	345	dSP;
387		346
…		…
395	FREETMPS;	354	FREETMPS;
396	LEAVE;	355	LEAVE;
397	}	356	}
398	}	357	}
399		358
		359	static void
400	static void req_submit (eio_req *req)	360	req_submit (eio_req *req)
401	{	361	{
402	eio_submit (req);	362	eio_submit (req);
403		363
404	if (expect_false (on_next_submit))	364	if (expect_false (on_next_submit))
405	{	365	{
…		…
412	PUTBACK;	372	PUTBACK;
413	call_sv (cb, G_DISCARD | G_EVAL);	373	call_sv (cb, G_DISCARD | G_EVAL);
414	}	374	}
415	}	375	}
416		376
		377	static int
417	static int req_invoke (eio_req *req)	378	req_invoke (eio_req *req)
418	{	379	{
419	if (req->flags & FLAG_SV2_RO_OFF)	380	if (req->flags & FLAG_SV2_RO_OFF)
420	SvREADONLY_off (req->sv2);	381	SvREADONLY_off (req->sv2);
421		382
422	if (!EIO_CANCELLED (req) && req->callback)	383	if (!EIO_CANCELLED (req) && req->callback)
…		…
443	SvREADONLY_on (sv_result);	404	SvREADONLY_on (sv_result);
444	}	405	}
445		406
446	switch (req->type)	407	switch (req->type)
447	{	408	{
		409	case EIO_WD_OPEN:
		410	PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
		411	break;
		412
448	case EIO_READDIR:	413	case EIO_READDIR:
449	{	414	{
450	SV *rv = &PL_sv_undef;	415	SV *rv = &PL_sv_undef;
451		416
452	if (req->result >= 0)	417	if (req->result >= 0)
…		…
545	#ifndef _WIN32	510	#ifndef _WIN32
546	if (req->result >= 0)	511	if (req->result >= 0)
547	{	512	{
548	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	513	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
549	HV *hv = newHV ();	514	HV *hv = newHV ();
		515	/* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
		516	* chooses to make it a struct.
		517	*/
		518	unsigned long fsid = 0;
		519	memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
550		520
551	rv = sv_2mortal (newRV_noinc ((SV *)hv));	521	rv = sv_2mortal (newRV_noinc ((SV *)hv));
552		522
553	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);	523	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
554	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);	524	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
…		…
556	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);	526	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
557	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);	527	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
558	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);	528	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
559	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);	529	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
560	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	530	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
561	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	531	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
562	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	532	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
563	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	533	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
564	}	534	}
565	#endif	535	#endif
566		536
…		…
594	break;	564	break;
595		565
596	case EIO_STAT:	566	case EIO_STAT:
597	case EIO_LSTAT:	567	case EIO_LSTAT:
598	case EIO_FSTAT:	568	case EIO_FSTAT:
599	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;	569	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
		570
600	PL_laststatval = req->result;	571	if (!(PL_laststatval = req->result))
		572	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
601	PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);	573	PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
		574
602	PUSHs (sv_result);	575	PUSHs (sv_result);
		576	break;
		577
		578	case EIO_SEEK:
		579	PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
603	break;	580	break;
604		581
605	case EIO_READ:	582	case EIO_READ:
606	{	583	{
607	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	584	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
…		…
610	SvSETMAGIC (req->sv2);	587	SvSETMAGIC (req->sv2);
611	PUSHs (sv_result);	588	PUSHs (sv_result);
612	}	589	}
613	break;	590	break;
614		591
		592	case EIO_CUSTOM:
		593	if (req->feed == fiemap)
		594	{
		595	#if HAVE_FIEMAP
		596	if (!req->result)
		597	{
		598	struct fiemap *fiemap = (struct fiemap *)req->ptr1;
		599
		600	if (fiemap->fm_extent_count)
		601	{
		602	AV *av = newAV ();
		603	int i;
		604
		605	while (fiemap->fm_mapped_extents)
		606	{
		607	struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
		608	AV *ext_av = newAV ();
		609
		610	av_store (ext_av, 3, newSVuv (extent->fe_flags));
		611	av_store (ext_av, 2, newSVval64 (extent->fe_length));
		612	av_store (ext_av, 1, newSVval64 (extent->fe_physical));
		613	av_store (ext_av, 0, newSVval64 (extent->fe_logical));
		614
		615	av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
		616	}
		617
		618	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		619	}
		620	else
		621	{
		622	SvIV_set (sv_result, fiemap->fm_mapped_extents);
		623	PUSHs (sv_result);
		624	}
		625	}
		626	#endif
		627	}
		628	else
		629	PUSHs (sv_result);
		630	break;
		631
615	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	632	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
616	if (req->result > 0)	633	if (req->result > 0)
617	SvIV_set (sv_result, 0);	634	SvIV_set (sv_result, 0);
618	/* FALLTHROUGH */	635	/* FALLTHROUGH */
619		636
…		…
640	}	657	}
641		658
642	return !!SvTRUE (ERRSV);	659	return !!SvTRUE (ERRSV);
643	}	660	}
644		661
		662	static void
645	static void req_destroy (aio_req req)	663	req_destroy (aio_req req)
646	{	664	{
647	if (req->self)	665	if (req->self)
648	{	666	{
649	sv_unmagic (req->self, PERL_MAGIC_ext);	667	sv_unmagic (req->self, PERL_MAGIC_ext);
650	SvREFCNT_dec (req->self);	668	SvREFCNT_dec (req->self);
651	}	669	}
652		670
653	SvREFCNT_dec (req->sv1);	671	SvREFCNT_dec (req->sv1);
654	SvREFCNT_dec (req->sv2);	672	SvREFCNT_dec (req->sv2);
		673	SvREFCNT_dec (req->sv3);
		674	SvREFCNT_dec (req->sv4);
655	SvREFCNT_dec (req->callback);	675	SvREFCNT_dec (req->callback);
656		676
657	Safefree (req);	677	free (req);
658	}	678	}
659		679
		680	static void
660	static void req_cancel_subs (aio_req grp)	681	req_cancel_subs (aio_req grp)
661	{	682	{
662	aio_req sub;
663
664	if (grp->type != EIO_GROUP)	683	if (grp->type != EIO_GROUP)
665	return;	684	return;
666		685
667	SvREFCNT_dec (grp->sv2);	686	SvREFCNT_dec (grp->sv2);
668	grp->sv2 = 0;	687	grp->sv2 = 0;
669		688
670	eio_grp_cancel (grp);	689	eio_grp_cancel (grp);
671	}	690	}
672		691
		692	static void ecb_cold
673	static void create_respipe (void)	693	create_respipe (void)
674	{	694	{
675	if (s_epipe_renew (&respipe))	695	if (s_epipe_renew (&respipe))
676	croak ("IO::AIO: unable to initialize result pipe");	696	croak ("IO::AIO: unable to initialize result pipe");
677	}	697	}
678		698
679	static void poll_wait (void)	699	static void
		700	poll_wait (void)
680	{	701	{
681	while (eio_nreqs ())	702	while (eio_nreqs ())
682	{	703	{
683	int size;	704	int size;
684		705
…		…
693		714
694	s_epipe_wait (&respipe);	715	s_epipe_wait (&respipe);
695	}	716	}
696	}	717	}
697		718
698	static int poll_cb (void)	719	static int
		720	poll_cb (void)
699	{	721	{
700	for (;;)	722	for (;;)
701	{	723	{
702	int res = eio_poll ();	724	int res = eio_poll ();
703		725
…		…
709		731
710	poll_wait ();	732	poll_wait ();
711	}	733	}
712	}	734	}
713		735
714	static void atfork_child (void)	736	static void ecb_cold
		737	reinit (void)
715	{	738	{
716	create_respipe ();	739	create_respipe ();
		740
		741	if (eio_init (want_poll, done_poll) < 0)
		742	croak ("IO::AIO: unable to initialise eio library");
717	}	743	}
718		744
719	/*****************************************************************************/	745	/*****************************************************************************/
720		746
721	#if !_POSIX_MAPPED_FILES	747	#if !_POSIX_MAPPED_FILES
722	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	748	# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
723	# define munmap(addr,length) (errno = ENOSYS, -1)	749	# define munmap(addr,length) EIO_ENOSYS ()
724	#endif	750	#endif
725		751
726	#if !_POSIX_MEMORY_PROTECTION	752	#if !_POSIX_MEMORY_PROTECTION
727	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)	753	# define mprotect(addr,len,prot) EIO_ENOSYS ()
728	# define PROT_NONE 0	754	# define PROT_NONE 0
729	# define PROT_WRITE 0	755	# define PROT_WRITE 0
730	# define MAP_PRIVATE 0	756	# define MAP_PRIVATE 0
731	# define MAP_SHARED 0	757	# define MAP_SHARED 0
732	# define MAP_FIXED 0	758	# define MAP_FIXED 0
733	#endif	759	#endif
734		760
735	#define MMAP_MAGIC PERL_MAGIC_ext	761	#define MMAP_MAGIC PERL_MAGIC_ext
736		762
		763	static int ecb_cold
737	static int mmap_free (pTHX_ SV *sv, MAGIC *mg)	764	mmap_free (pTHX_ SV *sv, MAGIC *mg)
738	{	765	{
739	int old_errno = errno;	766	int old_errno = errno;
740	munmap (mg->mg_ptr, (size_t)mg->mg_obj);	767	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
741	errno = old_errno;	768	errno = old_errno;
742		769
…		…
758	0, 0, 0, 0, mmap_free	785	0, 0, 0, 0, mmap_free
759	};	786	};
760		787
761	/*****************************************************************************/	788	/*****************************************************************************/
762		789
		790	static SV *
763	static SV * get_cb (SV *cb_sv)	791	get_cb (SV *cb_sv)
764	{	792	{
765	SvGETMAGIC (cb_sv);	793	SvGETMAGIC (cb_sv);
766	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	794	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
767	}	795	}
768		796
		797	static aio_req ecb_noinline
		798	dreq (SV *callback)
		799	{
		800	SV *cb_cv;
		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	req = calloc (sizeof (*req), 1);
		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
		814	return req;
		815	}
		816
769	#define dREQ \	817	#define dREQ \
770	SV *cb_cv; \	818	aio_req req = dreq (callback); \
771	aio_req req; \
772	int req_pri = next_pri; \
773	next_pri = EIO_PRI_DEFAULT; \
774	\
775	cb_cv = get_cb (callback); \
776	\
777	Newz (0, req, 1, eio_req); \
778	if (!req) \
779	croak ("out of memory during eio_req allocation"); \
780	\
781	req->callback = SvREFCNT_inc (cb_cv); \
782	req->pri = req_pri
783		819
784	#define REQ_SEND \	820	#define REQ_SEND \
785	PUTBACK; \	821	PUTBACK; \
786	req_submit (req); \	822	req_submit (req); \
787	SPAGAIN; \	823	SPAGAIN; \
788	\	824	\
789	if (GIMME_V != G_VOID) \	825	if (GIMME_V != G_VOID) \
790	XPUSHs (req_sv (req, aio_req_stash));	826	XPUSHs (req_sv (req, aio_req_stash));
791		827
		828	ecb_inline void
		829	req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
		830	{
		831	if (expect_false (SvROK (path)))
		832	{
		833	SV *rv = SvRV (path);
		834	SV *wdob;
		835
		836	if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
		837	{
		838	path = AvARRAY (rv)[1];
		839	wdob = AvARRAY (rv)[0];
		840
		841	if (SvOK (wdob))
		842	{
		843	*wd = SvAIO_WD (wdob);
		844	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		845	}
		846	else
		847	*wd = EIO_INVALID_WD;
		848	}
		849	else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
		850	{
		851	*wd = (aio_wd)(long)SvIVX (rv);
		852	*wdsv = SvREFCNT_inc_NN (rv);
		853	*ptr = ".";
		854	return; /* path set to "." */
		855	}
		856	else
		857	croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
		858	}
		859
		860	*pathsv = newSVsv (path);
		861	*ptr = SvPVbyte_nolen (*pathsv);
		862	}
		863
		864	static void ecb_noinline
		865	req_set_path1 (aio_req req, SV *path)
		866	{
		867	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
		868	}
		869
		870	static void ecb_noinline
		871	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
		872	{
		873	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
		874
		875	switch (SvTYPE (rv))
		876	{
		877	case SVt_PVIO:
		878	case SVt_PVLV:
		879	case SVt_PVGV:
		880	req->type = type_fh;
		881	req->sv1 = newSVsv (fh_or_path);
		882	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
		883	break;
		884
		885	default:
		886	req->type = type_path;
		887	req_set_path1 (req, fh_or_path);
		888	break;
		889	}
		890	}
		891
		892	XS(boot_IO__AIO) ecb_cold;
		893
792	MODULE = IO::AIO PACKAGE = IO::AIO	894	MODULE = IO::AIO PACKAGE = IO::AIO
793		895
794	PROTOTYPES: ENABLE	896	PROTOTYPES: ENABLE
795		897
796	BOOT:	898	BOOT:
…		…
800	IV iv;	902	IV iv;
801	} *civ, const_iv[] = {	903	} *civ, const_iv[] = {
802	# define const_niv(name, value) { # name, (IV) value },	904	# define const_niv(name, value) { # name, (IV) value },
803	# define const_iv(name) { # name, (IV) name },	905	# define const_iv(name) { # name, (IV) name },
804	# define const_eio(name) { # name, (IV) EIO_ ## name },	906	# define const_eio(name) { # name, (IV) EIO_ ## name },
		907
		908	/* you have to re-run ./gendef0 after adding/Removing any constants here */
		909
		910	const_iv (ENOSYS)
805	const_iv (EXDEV)	911	const_iv (EXDEV)
806	const_iv (ENOSYS)	912	const_iv (EBADR)
		913
807	const_iv (O_RDONLY)	914	const_iv (O_RDONLY)
808	const_iv (O_WRONLY)	915	const_iv (O_WRONLY)
809	const_iv (O_RDWR)	916	const_iv (O_RDWR)
810	const_iv (O_CREAT)	917	const_iv (O_CREAT)
811	const_iv (O_TRUNC)	918	const_iv (O_TRUNC)
…		…
879	const_iv (MAP_LOCKED)	986	const_iv (MAP_LOCKED)
880	const_iv (MAP_NORESERVE)	987	const_iv (MAP_NORESERVE)
881	const_iv (MAP_POPULATE)	988	const_iv (MAP_POPULATE)
882	const_iv (MAP_NONBLOCK)	989	const_iv (MAP_NONBLOCK)
883		990
		991	const_iv (FIEMAP_FLAG_SYNC)
		992	const_iv (FIEMAP_FLAG_XATTR)
		993	const_iv (FIEMAP_FLAGS_COMPAT)
		994	const_iv (FIEMAP_EXTENT_LAST)
		995	const_iv (FIEMAP_EXTENT_UNKNOWN)
		996	const_iv (FIEMAP_EXTENT_DELALLOC)
		997	const_iv (FIEMAP_EXTENT_ENCODED)
		998	const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
		999	const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
		1000	const_iv (FIEMAP_EXTENT_DATA_INLINE)
		1001	const_iv (FIEMAP_EXTENT_DATA_TAIL)
		1002	const_iv (FIEMAP_EXTENT_UNWRITTEN)
		1003	const_iv (FIEMAP_EXTENT_MERGED)
		1004	const_iv (FIEMAP_EXTENT_SHARED)
		1005
		1006	const_iv (SPLICE_F_MOVE)
		1007	const_iv (SPLICE_F_NONBLOCK)
		1008	const_iv (SPLICE_F_MORE)
		1009	const_iv (SPLICE_F_GIFT)
		1010
		1011	const_iv (SEEK_DATA)
		1012	const_iv (SEEK_HOLE)
		1013
		1014	/* libeio constants */
		1015	const_eio (SEEK_SET)
		1016	const_eio (SEEK_CUR)
		1017	const_eio (SEEK_END)
		1018
884	const_eio (MCL_FUTURE)	1019	const_eio (MCL_FUTURE)
885	const_eio (MCL_CURRENT)	1020	const_eio (MCL_CURRENT)
886		1021
887	const_eio (MS_ASYNC)	1022	const_eio (MS_ASYNC)
888	const_eio (MS_INVALIDATE)	1023	const_eio (MS_INVALIDATE)
…		…
893	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	1028	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
894	const_eio (SYNC_FILE_RANGE_WRITE)	1029	const_eio (SYNC_FILE_RANGE_WRITE)
895	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	1030	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
896		1031
897	const_eio (FALLOC_FL_KEEP_SIZE)	1032	const_eio (FALLOC_FL_KEEP_SIZE)
		1033	const_eio (FALLOC_FL_PUNCH_HOLE)
898		1034
899	const_eio (READDIR_DENTS)	1035	const_eio (READDIR_DENTS)
900	const_eio (READDIR_DIRS_FIRST)	1036	const_eio (READDIR_DIRS_FIRST)
901	const_eio (READDIR_STAT_ORDER)	1037	const_eio (READDIR_STAT_ORDER)
902	const_eio (READDIR_FOUND_UNKNOWN)	1038	const_eio (READDIR_FOUND_UNKNOWN)
…		…
913	};	1049	};
914		1050
915	aio_stash = gv_stashpv ("IO::AIO" , 1);	1051	aio_stash = gv_stashpv ("IO::AIO" , 1);
916	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);	1052	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
917	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);	1053	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
		1054	aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
918		1055
919	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1056	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
920	newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));	1057	newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
921		1058
922	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));	1059	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
923		1060
924	create_respipe ();	1061	reinit ();
925
926	if (eio_init (want_poll, done_poll) < 0)
927	croak ("IO::AIO: unable to initialise eio library");
928
929	/* atfork child called in fifo order, so before eio's handler */
930	X_THREAD_ATFORK (0, 0, atfork_child);
931	}	1062	}
		1063
		1064	void
		1065	reinit ()
		1066	PROTOTYPE:
932		1067
933	void	1068	void
934	max_poll_reqs (unsigned int nreqs)	1069	max_poll_reqs (unsigned int nreqs)
935	PROTOTYPE: $	1070	PROTOTYPE: $
936	CODE:	1071	CODE:
…		…
971	PROTOTYPE: $	1106	PROTOTYPE: $
972	CODE:	1107	CODE:
973	max_outstanding = maxreqs;	1108	max_outstanding = maxreqs;
974		1109
975	void	1110	void
		1111	aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
		1112	PPCODE:
		1113	{
		1114	dREQ;
		1115
		1116	req->type = EIO_WD_OPEN;
		1117	req_set_path1 (req, pathname);
		1118
		1119	REQ_SEND;
		1120	}
		1121
		1122	void
976	aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)	1123	aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
977	PPCODE:	1124	PPCODE:
978	{	1125	{
979	dREQ;	1126	dREQ;
980		1127
981	req->type = EIO_OPEN;	1128	req->type = EIO_OPEN;
982	req->sv1 = newSVsv (pathname);	1129	req_set_path1 (req, pathname);
983	req->ptr1 = SvPVbyte_nolen (req->sv1);
984	req->int1 = flags;	1130	req->int1 = flags;
985	req->int2 = mode;	1131	req->int2 = mode;
986		1132
987	REQ_SEND;	1133	REQ_SEND;
988	}	1134	}
…		…
990	void	1136	void
991	aio_fsync (SV *fh, SV *callback=&PL_sv_undef)	1137	aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
992	ALIAS:	1138	ALIAS:
993	aio_fsync = EIO_FSYNC	1139	aio_fsync = EIO_FSYNC
994	aio_fdatasync = EIO_FDATASYNC	1140	aio_fdatasync = EIO_FDATASYNC
		1141	aio_syncfs = EIO_SYNCFS
995	PPCODE:	1142	PPCODE:
996	{	1143	{
997	int fd = s_fileno_croak (fh, 0);	1144	int fd = s_fileno_croak (fh, 0);
998	dREQ;	1145	dREQ;
999		1146
1000	req->type = ix;	1147	req->type = ix;
1001	req->sv1 = newSVsv (fh);	1148	req->sv1 = newSVsv (fh);
1002	req->int1 = fd;	1149	req->int1 = fd;
1003		1150
1004	REQ_SEND (req);	1151	REQ_SEND;
1005	}	1152	}
1006		1153
1007	void	1154	void
1008	aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)	1155	aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
1009	PPCODE:	1156	PPCODE:
1010	{	1157	{
1011	int fd = s_fileno_croak (fh, 0);	1158	int fd = s_fileno_croak (fh, 0);
1012	dREQ;	1159	dREQ;
1013		1160
1014	req->type = EIO_SYNC_FILE_RANGE;	1161	req->type = EIO_SYNC_FILE_RANGE;
1015	req->sv1 = newSVsv (fh);	1162	req->sv1 = newSVsv (fh);
1016	req->int1 = fd;	1163	req->int1 = fd;
1017	req->offs = offset;	1164	req->offs = offset;
1018	req->size = nbytes;	1165	req->size = nbytes;
1019	req->int2 = flags;	1166	req->int2 = flags;
1020		1167
1021	REQ_SEND (req);	1168	REQ_SEND;
1022	}	1169	}
1023		1170
1024	void	1171	void
1025	aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)	1172	aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
1026	PPCODE:	1173	PPCODE:
1027	{	1174	{
1028	int fd = s_fileno_croak (fh, 0);	1175	int fd = s_fileno_croak (fh, 0);
1029	dREQ;	1176	dREQ;
1030		1177
1031	req->type = EIO_FALLOCATE;	1178	req->type = EIO_FALLOCATE;
1032	req->sv1 = newSVsv (fh);	1179	req->sv1 = newSVsv (fh);
1033	req->int1 = fd;	1180	req->int1 = fd;
1034	req->int2 = mode;	1181	req->int2 = mode;
1035	req->offs = offset;	1182	req->offs = offset;
1036	req->size = len;	1183	req->size = len;
1037		1184
1038	REQ_SEND (req);	1185	REQ_SEND;
1039	}	1186	}
1040		1187
1041	void	1188	void
1042	aio_close (SV *fh, SV *callback=&PL_sv_undef)	1189	aio_close (SV *fh, SV *callback=&PL_sv_undef)
1043	PPCODE:	1190	PPCODE:
1044	{	1191	{
1045	static int close_fd = -1; /* dummy fd to close fds via dup2 */	1192	static int close_fd = -1; /* dummy fd to close fds via dup2 */
1046	int fd = s_fileno_croak (fh, 0);	1193	int fd = s_fileno_croak (fh, 0);
1047	dREQ;	1194	dREQ;
1048		1195
1049	if (expect_false (close_fd < 0))	1196	if (expect_false (close_fd < 0))
1050	{	1197	{
		1198	int pipefd [2];
		1199
		1200	if (
1051	#ifdef _WIN32	1201	#ifdef _WIN32
1052	close_fd = _open_osfhandle (socket (AF_INET, SOCK_STREAM, 0), 0);	1202	_pipe (pipefd, 1, _O_BINARY) < 0
1053	#else	1203	#else
1054	int pipefd [2];
1055
1056	if (pipe (pipefd) < 0	1204	pipe (pipefd) < 0
1057	|| close (pipefd [1]) < 0
1058	|| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0)	1205	|| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
		1206	#endif
		1207	|| close (pipefd [1]) < 0
		1208	)
1059	abort (); /*D*/	1209	abort (); /*D*/
1060		1210
1061	close_fd = pipefd [0];	1211	close_fd = pipefd [0];
1062	#endif
1063	}	1212	}
1064		1213
1065	req->type = EIO_DUP2;	1214	req->type = EIO_DUP2;
1066	req->int1 = close_fd;	1215	req->int1 = close_fd;
1067	req->sv2 = newSVsv (fh);	1216	req->sv2 = newSVsv (fh);
1068	req->int2 = fd;	1217	req->int2 = fd;
1069		1218
1070	REQ_SEND (req);	1219	REQ_SEND;
		1220	}
		1221
		1222	void
		1223	aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef)
		1224	PPCODE:
		1225	{
		1226	int fd = s_fileno_croak (fh, 0);
		1227	dREQ;
		1228
		1229	req->type = EIO_SEEK;
		1230	req->sv1 = newSVsv (fh);
		1231	req->int1 = fd;
		1232	req->offs = SvVAL64 (offset);
		1233	req->int2 = whence;
		1234
		1235	REQ_SEND;
1071	}	1236	}
1072		1237
1073	void	1238	void
1074	aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)	1239	aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
1075	ALIAS:	1240	ALIAS:
…		…
1096	}	1261	}
1097	else	1262	else
1098	{	1263	{
1099	/* read: check type and grow scalar as necessary */	1264	/* read: check type and grow scalar as necessary */
1100	SvUPGRADE (data, SVt_PV);	1265	SvUPGRADE (data, SVt_PV);
		1266	if (SvLEN (data) >= SvCUR (data))
1101	svptr = SvGROW (data, len + dataoffset + 1);	1267	svptr = SvGROW (data, len + dataoffset + 1);
		1268	else if (SvCUR (data) < len + dataoffset)
		1269	croak ("length + dataoffset outside of scalar, and cannot grow");
1102	}	1270	}
1103		1271
1104	{	1272	{
1105	dREQ;	1273	dREQ;
1106		1274
…		…
1122	REQ_SEND;	1290	REQ_SEND;
1123	}	1291	}
1124	}	1292	}
1125		1293
1126	void	1294	void
1127	aio_readlink (SV8 *path, SV *callback=&PL_sv_undef)	1295	aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1128	ALIAS:	1296	ALIAS:
1129	aio_readlink = EIO_READLINK	1297	aio_readlink = EIO_READLINK
1130	aio_realpath = EIO_REALPATH	1298	aio_realpath = EIO_REALPATH
1131	PPCODE:	1299	PPCODE:
1132	{	1300	{
1133	SV *data;
1134	dREQ;	1301	dREQ;
1135		1302
1136	req->type = ix;	1303	req->type = ix;
1137	req->sv1 = newSVsv (path);	1304	req_set_path1 (req, pathname);
1138	req->ptr1 = SvPVbyte_nolen (req->sv1);
1139		1305
1140	REQ_SEND;	1306	REQ_SEND;
1141	}	1307	}
1142		1308
1143	void	1309	void
1144	aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1310	aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
1145	PPCODE:	1311	PPCODE:
1146	{	1312	{
1147	int ifd = s_fileno_croak (in_fh , 0);	1313	int ifd = s_fileno_croak (in_fh , 0);
1148	int ofd = s_fileno_croak (out_fh, 1);	1314	int ofd = s_fileno_croak (out_fh, 1);
1149	dREQ;	1315	dREQ;
1150		1316
1151	req->type = EIO_SENDFILE;	1317	req->type = EIO_SENDFILE;
1152	req->sv1 = newSVsv (out_fh);	1318	req->sv1 = newSVsv (out_fh);
1153	req->int1 = ofd;	1319	req->int1 = ofd;
…		…
1161		1327
1162	void	1328	void
1163	aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)	1329	aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
1164	PPCODE:	1330	PPCODE:
1165	{	1331	{
1166	int fd = s_fileno_croak (fh, 0);	1332	int fd = s_fileno_croak (fh, 0);
1167	dREQ;	1333	dREQ;
1168		1334
1169	req->type = EIO_READAHEAD;	1335	req->type = EIO_READAHEAD;
1170	req->sv1 = newSVsv (fh);	1336	req->sv1 = newSVsv (fh);
1171	req->int1 = fd;	1337	req->int1 = fd;
…		…
1183	aio_statvfs = EIO_STATVFS	1349	aio_statvfs = EIO_STATVFS
1184	PPCODE:	1350	PPCODE:
1185	{	1351	{
1186	dREQ;	1352	dREQ;
1187		1353
1188	req->sv1 = newSVsv (fh_or_path);	1354	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1189
1190	if (SvPOK (req->sv1))
1191	{
1192	req->type = ix;
1193	req->ptr1 = SvPVbyte_nolen (req->sv1);
1194	}
1195	else
1196	{
1197	req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1198	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1199	}
1200		1355
1201	REQ_SEND;	1356	REQ_SEND;
1202	}	1357	}
1203		1358
1204	UV	1359	UV
…		…
1223	{	1378	{
1224	dREQ;	1379	dREQ;
1225		1380
1226	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1381	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1227	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;	1382	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1228	req->sv1 = newSVsv (fh_or_path);	1383	req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1229
1230	if (SvPOK (req->sv1))
1231	{
1232	req->type = EIO_UTIME;
1233	req->ptr1 = SvPVbyte_nolen (req->sv1);
1234	}
1235	else
1236	{
1237	req->type = EIO_FUTIME;
1238	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1239	}
1240		1384
1241	REQ_SEND;	1385	REQ_SEND;
1242	}	1386	}
1243		1387
1244	void	1388	void
1245	aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)	1389	aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1246	PPCODE:	1390	PPCODE:
1247	{	1391	{
1248	dREQ;	1392	dREQ;
1249		1393
1250	req->sv1 = newSVsv (fh_or_path);
1251	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1394	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1252		1395	req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1253	if (SvPOK (req->sv1))
1254	{
1255	req->type = EIO_TRUNCATE;
1256	req->ptr1 = SvPVbyte_nolen (req->sv1);
1257	}
1258	else
1259	{
1260	req->type = EIO_FTRUNCATE;
1261	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1262	}
1263		1396
1264	REQ_SEND;	1397	REQ_SEND;
1265	}	1398	}
1266		1399
1267	void	1400	void
1268	aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)	1401	aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)
1269	ALIAS:
1270	aio_chmod = EIO_CHMOD
1271	aio_mkdir = EIO_MKDIR
1272	PPCODE:	1402	PPCODE:
1273	{	1403	{
1274	dREQ;	1404	dREQ;
1275		1405
1276	req->int2 = mode;	1406	req->int2 = mode;
1277	req->sv1 = newSVsv (fh_or_path);	1407	req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1278
1279	if (SvPOK (req->sv1))
1280	{
1281	req->type = ix;
1282	req->ptr1 = SvPVbyte_nolen (req->sv1);
1283	}
1284	else
1285	{
1286	req->type = EIO_FCHMOD;
1287	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1288	}
1289		1408
1290	REQ_SEND;	1409	REQ_SEND;
1291	}	1410	}
1292		1411
1293	void	1412	void
…		…
1296	{	1415	{
1297	dREQ;	1416	dREQ;
1298		1417
1299	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1418	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1300	req->int3 = SvOK (gid) ? SvIV (gid) : -1;	1419	req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1301	req->sv1 = newSVsv (fh_or_path);	1420	req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1302
1303	if (SvPOK (req->sv1))
1304	{
1305	req->type = EIO_CHOWN;
1306	req->ptr1 = SvPVbyte_nolen (req->sv1);
1307	}
1308	else
1309	{
1310	req->type = EIO_FCHOWN;
1311	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1312	}
1313		1421
1314	REQ_SEND;	1422	REQ_SEND;
1315	}	1423	}
1316		1424
1317	void	1425	void
…		…
1319	PPCODE:	1427	PPCODE:
1320	{	1428	{
1321	dREQ;	1429	dREQ;
1322		1430
1323	req->type = EIO_READDIR;	1431	req->type = EIO_READDIR;
1324	req->sv1 = newSVsv (pathname);
1325	req->ptr1 = SvPVbyte_nolen (req->sv1);
1326	req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;	1432	req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1327		1433
1328	if (flags & EIO_READDIR_DENTS)	1434	if (flags & EIO_READDIR_DENTS)
1329	req->int1 |= EIO_READDIR_CUSTOM2;	1435	req->int1 |= EIO_READDIR_CUSTOM2;
1330		1436
		1437	req_set_path1 (req, pathname);
		1438
1331	REQ_SEND;	1439	REQ_SEND;
		1440	}
		1441
		1442	void
		1443	aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef)
		1444	PPCODE:
		1445	{
		1446	dREQ;
		1447
		1448	req->type = EIO_MKDIR;
		1449	req->int2 = mode;
		1450	req_set_path1 (req, pathname);
		1451
		1452	REQ_SEND;
1332	}	1453	}
1333		1454
1334	void	1455	void
1335	aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)	1456	aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1336	ALIAS:	1457	ALIAS:
…		…
1340	PPCODE:	1461	PPCODE:
1341	{	1462	{
1342	dREQ;	1463	dREQ;
1343		1464
1344	req->type = ix;	1465	req->type = ix;
1345	req->sv1 = newSVsv (pathname);	1466	req_set_path1 (req, pathname);
1346	req->ptr1 = SvPVbyte_nolen (req->sv1);
1347		1467
1348	REQ_SEND;	1468	REQ_SEND;
1349	}	1469	}
1350		1470
1351	void	1471	void
…		…
1354	aio_link = EIO_LINK	1474	aio_link = EIO_LINK
1355	aio_symlink = EIO_SYMLINK	1475	aio_symlink = EIO_SYMLINK
1356	aio_rename = EIO_RENAME	1476	aio_rename = EIO_RENAME
1357	PPCODE:	1477	PPCODE:
1358	{	1478	{
		1479	eio_wd wd2 = 0;
1359	dREQ;	1480	dREQ;
1360		1481
1361	req->type = ix;	1482	req->type = ix;
1362	req->sv1 = newSVsv (oldpath);	1483	req_set_path1 (req, oldpath);
1363	req->ptr1 = SvPVbyte_nolen (req->sv1);	1484	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1364	req->sv2 = newSVsv (newpath);	1485	req->int3 = (long)wd2;
1365	req->ptr2 = SvPVbyte_nolen (req->sv2);
1366		1486
1367	REQ_SEND;	1487	REQ_SEND;
1368	}	1488	}
1369		1489
1370	void	1490	void
…		…
1372	PPCODE:	1492	PPCODE:
1373	{	1493	{
1374	dREQ;	1494	dREQ;
1375		1495
1376	req->type = EIO_MKNOD;	1496	req->type = EIO_MKNOD;
1377	req->sv1 = newSVsv (pathname);
1378	req->ptr1 = SvPVbyte_nolen (req->sv1);
1379	req->int2 = (mode_t)mode;	1497	req->int2 = (mode_t)mode;
1380	req->offs = dev;	1498	req->offs = dev;
		1499	req_set_path1 (req, pathname);
1381		1500
1382	REQ_SEND;	1501	REQ_SEND;
1383	}	1502	}
1384		1503
1385	void	1504	void
…		…
1455		1574
1456	REQ_SEND;	1575	REQ_SEND;
1457	}	1576	}
1458		1577
1459	void	1578	void
		1579	aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef)
		1580	PPCODE:
		1581	{
		1582	int fd = s_fileno_croak (fh, 0);
		1583	dREQ;
		1584
		1585	req->type = EIO_CUSTOM;
		1586	req->sv1 = newSVsv (fh);
		1587	req->int1 = fd;
		1588
		1589	req->feed = fiemap;
		1590	#if HAVE_FIEMAP
		1591	/* keep our fingers crossed that the next two types are 64 bit */
		1592	req->offs = start;
		1593	req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
		1594	req->int2 = flags;
		1595	req->int3 = SvOK (count) ? SvIV (count) : -1;
		1596	#endif
		1597
		1598	REQ_SEND;
		1599	}
		1600
		1601	void
1460	aio_busy (double delay, SV *callback=&PL_sv_undef)	1602	aio_busy (double delay, SV *callback=&PL_sv_undef)
1461	PPCODE:	1603	PPCODE:
1462	{	1604	{
1463	dREQ;	1605	dREQ;
1464		1606
…		…
1474	{	1616	{
1475	dREQ;	1617	dREQ;
1476		1618
1477	req->type = EIO_GROUP;	1619	req->type = EIO_GROUP;
1478		1620
		1621	PUTBACK;
1479	req_submit (req);	1622	req_submit (req);
		1623	SPAGAIN;
		1624
1480	XPUSHs (req_sv (req, aio_grp_stash));	1625	XPUSHs (req_sv (req, aio_grp_stash));
1481	}	1626	}
1482		1627
1483	void	1628	void
1484	aio_nop (SV *callback=&PL_sv_undef)	1629	aio_nop (SV *callback=&PL_sv_undef)
…		…
1585	CODE:	1730	CODE:
1586	RETVAL = posix_fadvise (fh, offset, length, advice);	1731	RETVAL = posix_fadvise (fh, offset, length, advice);
1587	OUTPUT:	1732	OUTPUT:
1588	RETVAL	1733	RETVAL
1589		1734
1590	ssize_t	1735	IV
1591	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1736	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1592	CODE:	1737	CODE:
1593	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1738	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1594	OUTPUT:	1739	OUTPUT:
1595	RETVAL	1740	RETVAL
1596		1741
1597	void	1742	void
1598	mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)	1743	mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1599	PPCODE:	1744	PPCODE:
1600	sv_unmagic (scalar, MMAP_MAGIC);	1745	sv_unmagic (scalar, MMAP_MAGIC);
1601	{	1746	{
1602	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1747	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1603	void *addr = (void *)mmap (0, length, prot, flags, fd, offset);	1748	void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
…		…
1636	ALIAS:	1781	ALIAS:
1637	mprotect = 1	1782	mprotect = 1
1638	CODE:	1783	CODE:
1639	{	1784	{
1640	STRLEN svlen;	1785	STRLEN svlen;
1641	void *addr = SvPVbyte (scalar, svlen);	1786	void *addr = SvPVbyte (scalar, svlen);
1642	size_t len = SvUV (length);	1787	size_t len = SvUV (length);
1643		1788
1644	if (offset < 0)	1789	if (offset < 0)
1645	offset += svlen;	1790	offset += svlen;
1646		1791
…		…
1665	int	1810	int
1666	munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)	1811	munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)
1667	CODE:	1812	CODE:
1668	{	1813	{
1669	STRLEN svlen;	1814	STRLEN svlen;
1670	void *addr = SvPVbyte (scalar, svlen);	1815	void *addr = SvPVbyte (scalar, svlen);
1671	size_t len = SvUV (length);	1816	size_t len = SvUV (length);
1672		1817
1673	if (offset < 0)	1818	if (offset < 0)
1674	offset += svlen;	1819	offset += svlen;
1675		1820
…		…
1682	addr = (void *)(((intptr_t)addr) + offset);	1827	addr = (void *)(((intptr_t)addr) + offset);
1683	eio_page_align (&addr, &len);	1828	eio_page_align (&addr, &len);
1684	#if _POSIX_MEMLOCK_RANGE	1829	#if _POSIX_MEMLOCK_RANGE
1685	RETVAL = munlock (addr, len);	1830	RETVAL = munlock (addr, len);
1686	#else	1831	#else
1687	RETVAL = ((errno = ENOSYS), -1);	1832	RETVAL = EIO_ENOSYS ();
1688	#endif	1833	#endif
1689	}	1834	}
1690	OUTPUT:	1835	OUTPUT:
1691	RETVAL	1836	RETVAL
1692		1837
…		…
1694	munlockall ()	1839	munlockall ()
1695	CODE:	1840	CODE:
1696	#if _POSIX_MEMLOCK	1841	#if _POSIX_MEMLOCK
1697	munlockall ();	1842	munlockall ();
1698	#else	1843	#else
		1844	RETVAL = EIO_ENOSYS ();
		1845	#endif
		1846	OUTPUT:
		1847	RETVAL
		1848
		1849	int
		1850	splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
		1851	CODE:
		1852	{
		1853	#if HAVE_LINUX_SPLICE
		1854	loff_t off_in_, off_out_;
		1855	RETVAL = splice (
		1856	rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
		1857	wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
		1858	length, flags
		1859	);
		1860	#else
		1861	RETVAL = EIO_ENOSYS ();
		1862	#endif
		1863	}
		1864	OUTPUT:
		1865	RETVAL
		1866
		1867	int
		1868	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
		1869	CODE:
		1870	#if HAVE_LINUX_SPLICE
		1871	RETVAL = tee (rfh, wfh, length, flags);
		1872	#else
		1873	RETVAL = EIO_ENOSYS ();
		1874	#endif
		1875	OUTPUT:
		1876	RETVAL
		1877
		1878	int
		1879	pipesize (aio_rfd rfh, int new_size = -1)
		1880	PROTOTYPE: $;$
		1881	CODE:
		1882	#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
		1883	if (new_size >= 0)
		1884	RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
		1885	else
		1886	RETVAL = fcntl (rfh, F_GETPIPE_SZ);
		1887	#else
		1888	errno = ENOSYS;
1699	RETVAL = -1;	1889	RETVAL = -1;
1700	errno = ENOSYS;
1701	#endif	1890	#endif
1702	OUTPUT:	1891	OUTPUT:
1703	RETVAL	1892	RETVAL
1704		1893
1705	void _on_next_submit (SV *cb)	1894	void _on_next_submit (SV *cb)
…		…
1707	SvREFCNT_dec (on_next_submit);	1896	SvREFCNT_dec (on_next_submit);
1708	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1897	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1709		1898
1710	PROTOTYPES: DISABLE	1899	PROTOTYPES: DISABLE
1711		1900
		1901	MODULE = IO::AIO PACKAGE = IO::AIO::WD
		1902
		1903	BOOT:
		1904	{
		1905	newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
		1906	newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
		1907	}
		1908
		1909	void
		1910	DESTROY (SV *self)
		1911	CODE:
		1912	{
		1913	aio_wd wd = SvAIO_WD (self);
		1914	#if HAVE_AT
		1915	{
		1916	SV *callback = &PL_sv_undef;
		1917	dREQ; /* clobbers next_pri :/ */
		1918	next_pri = req->pri; /* restore next_pri */
		1919	req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
		1920	req->type = EIO_WD_CLOSE;
		1921	req->wd = wd;
		1922	REQ_SEND;
		1923	}
		1924	#else
		1925	eio_wd_close_sync (wd);
		1926	#endif
		1927	}
		1928
1712	MODULE = IO::AIO PACKAGE = IO::AIO::REQ	1929	MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1713		1930
1714	void	1931	void
1715	cancel (aio_req_ornot req)	1932	cancel (aio_req_ornot req)
1716	CODE:	1933	CODE:

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines