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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.208 by root, Sat Jan 7 18:42:43 2012 UTC vs.
Revision 1.239 by root, Tue Feb 23 19:42:43 2016 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
…		…
77		90
78	#define EIO_STRUCT_STAT Stat_t	91	#define EIO_STRUCT_STAT Stat_t
79		92
80	#endif	93	#endif
81		94
82	/* use NV for 32 bit perls as it allows larger offsets */
83	#if IVSIZE >= 8
84	# define VAL64 IV
85	# define SvVAL64 SvIV
86	# define newSVval64 newSViv
87	#else
88	# define VAL64 NV
89	# define SvVAL64 SvNV
90	# define newSVval64 newSVnv
91	#endif
92
93	/*****************************************************************************/	95	/*****************************************************************************/
94		96
95	#if __GNUC__ >= 3	97	#if __GNUC__ >= 3
96	# define expect(expr,value) __builtin_expect ((expr),(value))	98	# define expect(expr,value) __builtin_expect ((expr),(value))
97	#else	99	#else
…		…
126	static void req_destroy (eio_req *grp);	128	static void req_destroy (eio_req *grp);
127	#define EIO_DESTROY(req) req_destroy (req)	129	#define EIO_DESTROY(req) req_destroy (req)
128		130
129	#include "libeio/eio.c"	131	#include "libeio/eio.c"
130		132
131	/* Linux/others */
132	#ifndef O_ASYNC
133	# define O_ASYNC 0
134	#endif
135	#ifndef O_DIRECT
136	# define O_DIRECT 0
137	#endif
138	#ifndef O_NOATIME
139	# define O_NOATIME 0
140	#endif
141
142	/* POSIX */
143	#ifndef O_CLOEXEC
144	# define O_CLOEXEC 0
145	#endif
146	#ifndef O_NOFOLLOW
147	# define O_NOFOLLOW 0
148	#endif
149	#ifndef O_NOCTTY
150	# define O_NOCTTY 0
151	#endif
152	#ifndef O_NONBLOCK
153	# define O_NONBLOCK 0
154	#endif
155	#ifndef O_EXEC
156	# define O_EXEC 0
157	#endif
158	#ifndef O_SEARCH
159	# define O_SEARCH 0
160	#endif
161	#ifndef O_DIRECTORY
162	# define O_DIRECTORY 0
163	#endif
164	#ifndef O_DSYNC
165	# define O_DSYNC 0
166	#endif
167	#ifndef O_RSYNC
168	# define O_RSYNC 0
169	#endif
170	#ifndef O_SYNC
171	# define O_SYNC 0
172	#endif
173	#ifndef O_TTY_INIT
174	# define O_TTY_INIT 0
175	#endif
176
177	#ifndef POSIX_FADV_NORMAL
178	# define POSIX_FADV_NORMAL 0
179	#endif
180	#ifndef POSIX_FADV_SEQUENTIAL
181	# define POSIX_FADV_SEQUENTIAL 0
182	#endif
183	#ifndef POSIX_FADV_RANDOM
184	# define POSIX_FADV_RANDOM 0
185	#endif
186	#ifndef POSIX_FADV_NOREUSE
187	# define POSIX_FADV_NOREUSE 0
188	#endif
189	#ifndef POSIX_FADV_WILLNEED
190	# define POSIX_FADV_WILLNEED 0
191	#endif
192	#ifndef POSIX_FADV_DONTNEED
193	# define POSIX_FADV_DONTNEED 0
194	#endif
195
196	#if !HAVE_POSIX_FADVISE	133	#if !HAVE_POSIX_FADVISE
197	# 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 */
198	#endif	135	#endif
199		136
200	#ifndef POSIX_MADV_NORMAL
201	# define POSIX_MADV_NORMAL 0
202	#endif
203	#ifndef POSIX_MADV_SEQUENTIAL
204	# define POSIX_MADV_SEQUENTIAL 0
205	#endif
206	#ifndef POSIX_MADV_RANDOM
207	# define POSIX_MADV_RANDOM 0
208	#endif
209	#ifndef POSIX_MADV_WILLNEED
210	# define POSIX_MADV_WILLNEED 0
211	#endif
212	#ifndef POSIX_MADV_DONTNEED
213	# define POSIX_MADV_DONTNEED 0
214	#endif
215
216	#if !HAVE_POSIX_MADVISE	137	#if !HAVE_POSIX_MADVISE
217	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	138	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
218	#endif
219
220	#ifndef PROT_NONE
221	# define PROT_NONE 0
222	#endif
223	#ifndef PROT_READ
224	# define PROT_READ 0
225	#endif
226	#ifndef PROT_WRITE
227	# define PROT_READ 0
228	#endif
229	#ifndef PROT_EXEC
230	# define PROT_EXEC 0
231	#endif
232
233	#ifndef ST_RDONLY
234	# define ST_RDONLY 0
235	#endif
236	#ifndef ST_NOSUID
237	# define ST_NOSUID 0
238	#endif
239	#ifndef ST_NODEV
240	# define ST_NODEV 0
241	#endif
242	#ifndef ST_NOEXEC
243	# define ST_NOEXEC 0
244	#endif
245	#ifndef ST_SYNCHRONOUS
246	# define ST_SYNCHRONOUS 0
247	#endif
248	#ifndef ST_MANDLOCK
249	# define ST_MANDLOCK 0
250	#endif
251	#ifndef ST_WRITE
252	# define ST_WRITE 0
253	#endif
254	#ifndef ST_APPEND
255	# define ST_APPEND 0
256	#endif
257	#ifndef ST_IMMUTABLE
258	# define ST_IMMUTABLE 0
259	#endif
260	#ifndef ST_NOATIME
261	# define ST_NOATIME 0
262	#endif
263	#ifndef ST_NODIRATIME
264	# define ST_NODIRATIME 0
265	#endif
266	#ifndef ST_RELATIME
267	# define ST_RELATIME 0
268	#endif
269
270	#ifndef S_IFIFO
271	# define S_IFIFO 0
272	#endif
273	#ifndef S_IFCHR
274	# define S_IFCHR 0
275	#endif
276	#ifndef S_IFBLK
277	# define S_IFBLK 0
278	#endif
279	#ifndef S_IFLNK
280	# define S_IFLNK 0
281	#endif
282	#ifndef S_IFREG
283	# define S_IFREG 0
284	#endif
285	#ifndef S_IFDIR
286	# define S_IFDIR 0
287	#endif
288	#ifndef S_IFWHT
289	# define S_IFWHT 0
290	#endif
291	#ifndef S_IFSOCK
292	# define S_IFSOCK 0
293	#endif	139	#endif
294		140
295	#ifndef MAP_ANONYMOUS	141	#ifndef MAP_ANONYMOUS
296	# ifdef MAP_ANON	142	# ifdef MAP_ANON
297	# define MAP_ANONYMOUS MAP_ANON	143	# define MAP_ANONYMOUS MAP_ANON
298	# else	144	# else
299	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */	145	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
300	# endif	146	# endif
301	#endif	147	#endif
302	#ifndef MAP_HUGETLB	148
303	# define MAP_HUGETLB 0	149	/* defines all sorts of constants to 0 unless they are already defined */
304	#endif	150	/* also provides const_iv_ and const_niv_ macros for them */
305	#ifndef MAP_LOCKED	151	#include "def0.h"
306	# define MAP_LOCKED 0
307	#endif
308	#ifndef MAP_NORESERVE
309	# define MAP_NORESERVE 0
310	#endif
311	#ifndef MAP_POPULATE
312	# define MAP_POPULATE 0
313	#endif
314	#ifndef MAP_NONBLOCK
315	# define MAP_NONBLOCK 0
316	#endif
317		152
318	#ifndef makedev	153	#ifndef makedev
319	# define makedev(maj,min) (((maj) << 8) \| (min))	154	# define makedev(maj,min) (((maj) << 8) \| (min))
320	#endif	155	#endif
321	#ifndef major	156	#ifndef major
…		…
323	#endif	158	#endif
324	#ifndef minor	159	#ifndef minor
325	# define minor(dev) ((dev) & 0xff)	160	# define minor(dev) ((dev) & 0xff)
326	#endif	161	#endif
327		162
328	#ifndef PAGESIZE	163	#if PAGESIZE <= 0
329	# define PAGESIZE sysconf (_SC_PAGESIZE)	164	# define PAGESIZE sysconf (_SC_PAGESIZE)
330	#endif	165	#endif
		166
		167	/*****************************************************************************/
		168
		169	static void
		170	fiemap (eio_req *req)
		171	{
		172	req->result = -1;
		173
		174	#if HAVE_FIEMAP
		175	/* assume some c99 */
		176	struct fiemap *fiemap = 0;
		177	size_t end_offset;
		178	int count = req->int3;
		179
		180	req->flags \|= EIO_FLAG_PTR1_FREE;
		181
		182	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
		183	/* increase in 3.5kb steps */
		184	if (count < 0)
		185	count = 8;
		186
		187	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);
		188	errno = ENOMEM;
		189	if (!fiemap)
		190	return;
		191
		192	req->ptr1 = fiemap;
		193
		194	fiemap->fm_start = req->offs;
		195	fiemap->fm_length = req->size;
		196	fiemap->fm_flags = req->int2;
		197	fiemap->fm_extent_count = count;
		198
		199	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
		200	return;
		201
		202	if (req->int3 >= 0 /* not autosizing */
		203	\|\| !fiemap->fm_mapped_extents /* no more extents */
		204	\|\| fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
		205	goto done;
		206
		207	/* else we have to loop -
		208	* it would be tempting (actually I tried that first) to just query the
		209	* number of extents needed, but linux often feels like not returning all
		210	* extents, without telling us it left any out. this complicates
		211	* this quite a bit.
		212	*/
		213
		214	end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
		215
		216	for (;;)
		217	{
		218	/* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
		219	char scratch[3072];
		220	struct fiemap incmap = (struct fiemap )scratch;
		221
		222	incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
		223	+ fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
		224	incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
		225	incmap->fm_flags = fiemap->fm_flags;
		226	incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
		227
		228	if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
		229	return;
		230
		231	if (!incmap->fm_mapped_extents)
		232	goto done;
		233
		234	count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
		235	fiemap = realloc (fiemap, sizeof (fiemap) + sizeof (struct fiemap_extent) count);
		236	errno = ENOMEM;
		237	if (!fiemap)
		238	return;
		239
		240	req->ptr1 = fiemap;
		241
		242	for (count = 0; count < incmap->fm_mapped_extents; ++count)
		243	{
		244	struct fiemap_extent *e = incmap->fm_extents + count;
		245
		246	if (e->fe_logical + e->fe_length >= end_offset)
		247	goto done;
		248
		249	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
		250
		251	if (e->fe_flags & FIEMAP_EXTENT_LAST)
		252	goto done;
		253
		254	}
		255	}
		256
		257	done:
		258	req->result = 0;
		259
		260	#else
		261	errno = ENOSYS;
		262	#endif
		263	}
		264
		265	/*****************************************************************************/
331		266
332	enum {	267	enum {
333	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	268	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
334	};	269	};
335		270
…		…
374	}	309	}
375		310
376	static SV *	311	static SV *
377	newSVaio_wd (aio_wd wd)	312	newSVaio_wd (aio_wd wd)
378	{	313	{
379	return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);	314	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
380	}	315	}
381		316
382	static aio_req	317	static aio_req
383	SvAIO_REQ (SV *sv)	318	SvAIO_REQ (SV *sv)
384	{	319	{
…		…
403	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG	338	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG
404	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)	339	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)
405	croak ("IO::AIO: expected a working directory object as returned by aio_wd");	340	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
406		341
407	return (aio_wd)(long)SvIVX (SvRV (sv));	342	return (aio_wd)(long)SvIVX (SvRV (sv));
		343	}
		344
		345	static SV *
		346	newmortalFH (int fd, int flags)
		347	{
		348	if (fd < 0)
		349	return &PL_sv_undef;
		350
		351	GV gv = (GV )sv_newmortal ();
		352	char sym[64];
		353	int symlen;
		354
		355	symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
		356	gv_init (gv, aio_stash, sym, symlen, 0);
		357
		358	symlen = snprintf (
		359	sym,
		360	sizeof (sym),
		361	"%s&=%d",
		362	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
		363	fd
		364	);
		365
		366	return do_open (gv, sym, symlen, 0, 0, 0, 0)
		367	? (SV *)gv : &PL_sv_undef;
408	}	368	}
409		369
410	static void	370	static void
411	aio_grp_feed (aio_req grp)	371	aio_grp_feed (aio_req grp)
412	{	372	{
…		…
540	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));	500	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));
541	}	501	}
542	break;	502	break;
543		503
544	case EIO_OPEN:	504	case EIO_OPEN:
545	{	505	PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR)));
546	/* convert fd to fh */
547	SV *fh = &PL_sv_undef;
548
549	if (req->result >= 0)
550	{
551	GV gv = (GV )sv_newmortal ();
552	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);
553	char sym [64];
554	int symlen;
555
556	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
557	gv_init (gv, aio_stash, sym, symlen, 0);
558
559	symlen = snprintf (
560	sym,
561	sizeof (sym),
562	"%s&=%d",
563	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
564	(int)req->result
565	);
566
567	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
568	fh = (SV *)gv;
569	}
570
571	PUSHs (fh);
572	}
573	break;	506	break;
574		507
575	case EIO_STATVFS:	508	case EIO_STATVFS:
576	case EIO_FSTATVFS:	509	case EIO_FSTATVFS:
577	{	510	{
…		…
580	#ifndef _WIN32	513	#ifndef _WIN32
581	if (req->result >= 0)	514	if (req->result >= 0)
582	{	515	{
583	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	516	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
584	HV *hv = newHV ();	517	HV *hv = newHV ();
		518	/* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
		519	* chooses to make it a struct.
		520	*/
		521	unsigned long fsid = 0;
		522	memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
585		523
586	rv = sv_2mortal (newRV_noinc ((SV *)hv));	524	rv = sv_2mortal (newRV_noinc ((SV *)hv));
587		525
588	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);	526	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
589	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);	527	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
…		…
591	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);	529	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
592	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);	530	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
593	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);	531	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
594	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);	532	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
595	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	533	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
596	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	534	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
597	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	535	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
598	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	536	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
599	}	537	}
600	#endif	538	#endif
601		539
…		…
636	if (!(PL_laststatval = req->result))	574	if (!(PL_laststatval = req->result))
637	/* if compilation fails here then perl's Stat_t is not struct _stati64 */	575	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
638	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	576	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
639		577
640	PUSHs (sv_result);	578	PUSHs (sv_result);
		579	break;
		580
		581	case EIO_SEEK:
		582	PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
641	break;	583	break;
642		584
643	case EIO_READ:	585	case EIO_READ:
644	{	586	{
645	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	587	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
…		…
648	SvSETMAGIC (req->sv2);	590	SvSETMAGIC (req->sv2);
649	PUSHs (sv_result);	591	PUSHs (sv_result);
650	}	592	}
651	break;	593	break;
652		594
		595	case EIO_CUSTOM:
		596	if (req->feed == fiemap)
		597	{
		598	#if HAVE_FIEMAP
		599	if (!req->result)
		600	{
		601	struct fiemap fiemap = (struct fiemap )req->ptr1;
		602
		603	if (fiemap->fm_extent_count)
		604	{
		605	AV *av = newAV ();
		606	int i;
		607
		608	while (fiemap->fm_mapped_extents)
		609	{
		610	struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
		611	AV *ext_av = newAV ();
		612
		613	av_store (ext_av, 3, newSVuv (extent->fe_flags));
		614	av_store (ext_av, 2, newSVval64 (extent->fe_length));
		615	av_store (ext_av, 1, newSVval64 (extent->fe_physical));
		616	av_store (ext_av, 0, newSVval64 (extent->fe_logical));
		617
		618	av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
		619	}
		620
		621	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		622	}
		623	else
		624	{
		625	SvIV_set (sv_result, fiemap->fm_mapped_extents);
		626	PUSHs (sv_result);
		627	}
		628	}
		629	#endif
		630	}
		631	else
		632	PUSHs (sv_result);
		633	break;
		634
653	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	635	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
654	if (req->result > 0)	636	if (req->result > 0)
655	SvIV_set (sv_result, 0);	637	SvIV_set (sv_result, 0);
656	/* FALLTHROUGH */	638	/* FALLTHROUGH */
657		639
…		…
722	{	704	{
723	while (eio_nreqs ())	705	while (eio_nreqs ())
724	{	706	{
725	int size;	707	int size;
726		708
727	X_LOCK (reslock);	709	X_LOCK (EIO_POOL->reslock);
728	size = res_queue.size;	710	size = EIO_POOL->res_queue.size;
729	X_UNLOCK (reslock);	711	X_UNLOCK (EIO_POOL->reslock);
730		712
731	if (size)	713	if (size)
732	return;	714	return;
733		715
734	etp_maybe_start_thread ();	716	etp_maybe_start_thread (EIO_POOL);
735		717
736	s_epipe_wait (&respipe);	718	s_epipe_wait (&respipe);
737	}	719	}
738	}	720	}
739		721
…		…
764	}	746	}
765		747
766	/*****************************************************************************/	748	/*****************************************************************************/
767		749
768	#if !_POSIX_MAPPED_FILES	750	#if !_POSIX_MAPPED_FILES
769	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	751	# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
770	# define munmap(addr,length) (errno = ENOSYS, -1)	752	# define munmap(addr,length) EIO_ENOSYS ()
771	#endif	753	#endif
772		754
773	#if !_POSIX_MEMORY_PROTECTION	755	#if !_POSIX_MEMORY_PROTECTION
774	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)	756	# define mprotect(addr,len,prot) EIO_ENOSYS ()
775	# define PROT_NONE 0
776	# define PROT_WRITE 0
777	# define MAP_PRIVATE 0
778	# define MAP_SHARED 0
779	# define MAP_FIXED 0
780	#endif	757	#endif
781		758
782	#define MMAP_MAGIC PERL_MAGIC_ext	759	#define MMAP_MAGIC PERL_MAGIC_ext
783		760
784	static int ecb_cold	761	static int ecb_cold
…		…
923	IV iv;	900	IV iv;
924	} *civ, const_iv[] = {	901	} *civ, const_iv[] = {
925	# define const_niv(name, value) { # name, (IV) value },	902	# define const_niv(name, value) { # name, (IV) value },
926	# define const_iv(name) { # name, (IV) name },	903	# define const_iv(name) { # name, (IV) name },
927	# define const_eio(name) { # name, (IV) EIO_ ## name },	904	# define const_eio(name) { # name, (IV) EIO_ ## name },
		905
		906	/* you have to re-run ./gendef0 after adding/removing any constants here */
		907	/* the first block can be undef if missing */
		908	const_iv (ENOSYS)
928	const_iv (EXDEV)	909	const_iv (EXDEV)
929	const_iv (ENOSYS)	910	const_iv (EBADR)
		911
		912	/* for lseek */
		913	const_iv (SEEK_DATA)
		914	const_iv (SEEK_HOLE)
		915
		916	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
		917	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
		918	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
		919	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
		920	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
		921	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
		922
		923	const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
		924	const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
		925	const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
		926	const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
		927	const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
		928
		929	/* the second block will be 0 when missing */
930	const_iv (O_RDONLY)	930	const_iv (O_RDONLY)
931	const_iv (O_WRONLY)	931	const_iv (O_WRONLY)
932	const_iv (O_RDWR)	932	const_iv (O_RDWR)
933	const_iv (O_CREAT)	933	const_iv (O_CREAT)
934	const_iv (O_TRUNC)	934	const_iv (O_TRUNC)
…		…
947	const_iv (O_SEARCH)	947	const_iv (O_SEARCH)
948	const_iv (O_DIRECTORY)	948	const_iv (O_DIRECTORY)
949	const_iv (O_DSYNC)	949	const_iv (O_DSYNC)
950	const_iv (O_RSYNC)	950	const_iv (O_RSYNC)
951	const_iv (O_SYNC)	951	const_iv (O_SYNC)
		952	const_iv (O_PATH)
		953	const_iv (O_TMPFILE)
952	const_iv (O_TTY_INIT)	954	const_iv (O_TTY_INIT)
953		955
954	const_iv (S_IFIFO)	956	const_iv (S_IFIFO)
955	const_iv (S_IFCHR)	957	const_iv (S_IFCHR)
956	const_iv (S_IFBLK)	958	const_iv (S_IFBLK)
…		…
958	const_iv (S_IFREG)	960	const_iv (S_IFREG)
959	const_iv (S_IFDIR)	961	const_iv (S_IFDIR)
960	const_iv (S_IFWHT)	962	const_iv (S_IFWHT)
961	const_iv (S_IFSOCK)	963	const_iv (S_IFSOCK)
962	const_iv (S_IFMT)	964	const_iv (S_IFMT)
963
964	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
965	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
966	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
967	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
968	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
969	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
970
971	const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
972	const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
973	const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
974	const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
975	const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
976		965
977	const_iv (ST_RDONLY)	966	const_iv (ST_RDONLY)
978	const_iv (ST_NOSUID)	967	const_iv (ST_NOSUID)
979	const_iv (ST_NODEV)	968	const_iv (ST_NODEV)
980	const_iv (ST_NOEXEC)	969	const_iv (ST_NOEXEC)
…		…
990	const_iv (PROT_NONE)	979	const_iv (PROT_NONE)
991	const_iv (PROT_EXEC)	980	const_iv (PROT_EXEC)
992	const_iv (PROT_READ)	981	const_iv (PROT_READ)
993	const_iv (PROT_WRITE)	982	const_iv (PROT_WRITE)
994		983
995	/const_iv (MAP_FIXED)/
996	const_iv (MAP_PRIVATE)	984	const_iv (MAP_PRIVATE)
997	const_iv (MAP_SHARED)	985	const_iv (MAP_SHARED)
		986	const_iv (MAP_FIXED)
998	const_iv (MAP_ANONYMOUS)	987	const_iv (MAP_ANONYMOUS)
999		988
1000	/* linuxish */	989	/* linuxish */
1001	const_iv (MAP_HUGETLB)
1002	const_iv (MAP_LOCKED)	990	const_iv (MAP_LOCKED)
1003	const_iv (MAP_NORESERVE)	991	const_iv (MAP_NORESERVE)
1004	const_iv (MAP_POPULATE)	992	const_iv (MAP_POPULATE)
1005	const_iv (MAP_NONBLOCK)	993	const_iv (MAP_NONBLOCK)
		994	const_iv (MAP_GROWSDOWN)
		995	const_iv (MAP_32BIT)
		996	const_iv (MAP_HUGETLB)
		997	const_iv (MAP_STACK)
		998
		999	const_iv (FIEMAP_FLAG_SYNC)
		1000	const_iv (FIEMAP_FLAG_XATTR)
		1001	const_iv (FIEMAP_FLAGS_COMPAT)
		1002	const_iv (FIEMAP_EXTENT_LAST)
		1003	const_iv (FIEMAP_EXTENT_UNKNOWN)
		1004	const_iv (FIEMAP_EXTENT_DELALLOC)
		1005	const_iv (FIEMAP_EXTENT_ENCODED)
		1006	const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
		1007	const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
		1008	const_iv (FIEMAP_EXTENT_DATA_INLINE)
		1009	const_iv (FIEMAP_EXTENT_DATA_TAIL)
		1010	const_iv (FIEMAP_EXTENT_UNWRITTEN)
		1011	const_iv (FIEMAP_EXTENT_MERGED)
		1012	const_iv (FIEMAP_EXTENT_SHARED)
		1013
		1014	const_iv (SPLICE_F_MOVE)
		1015	const_iv (SPLICE_F_NONBLOCK)
		1016	const_iv (SPLICE_F_MORE)
		1017	const_iv (SPLICE_F_GIFT)
		1018
		1019	/* these are libeio constants, and are independent of gendef0 */
		1020	const_eio (SEEK_SET)
		1021	const_eio (SEEK_CUR)
		1022	const_eio (SEEK_END)
1006		1023
1007	const_eio (MCL_FUTURE)	1024	const_eio (MCL_FUTURE)
1008	const_eio (MCL_CURRENT)	1025	const_eio (MCL_CURRENT)
1009		1026
1010	const_eio (MS_ASYNC)	1027	const_eio (MS_ASYNC)
…		…
1016	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	1033	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
1017	const_eio (SYNC_FILE_RANGE_WRITE)	1034	const_eio (SYNC_FILE_RANGE_WRITE)
1018	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	1035	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
1019		1036
1020	const_eio (FALLOC_FL_KEEP_SIZE)	1037	const_eio (FALLOC_FL_KEEP_SIZE)
		1038	const_eio (FALLOC_FL_PUNCH_HOLE)
		1039	const_eio (FALLOC_FL_COLLAPSE_RANGE)
		1040	const_eio (FALLOC_FL_ZERO_RANGE)
1021		1041
1022	const_eio (READDIR_DENTS)	1042	const_eio (READDIR_DENTS)
1023	const_eio (READDIR_DIRS_FIRST)	1043	const_eio (READDIR_DIRS_FIRST)
1024	const_eio (READDIR_STAT_ORDER)	1044	const_eio (READDIR_STAT_ORDER)
1025	const_eio (READDIR_FOUND_UNKNOWN)	1045	const_eio (READDIR_FOUND_UNKNOWN)
…		…
1093	PROTOTYPE: $	1113	PROTOTYPE: $
1094	CODE:	1114	CODE:
1095	max_outstanding = maxreqs;	1115	max_outstanding = maxreqs;
1096		1116
1097	void	1117	void
1098	aio_wd (SV8 pathname, SV callback=&PL_sv_undef)	1118	aio_wd (SV8 pathname, SV callback = &PL_sv_undef)
1099	PPCODE:	1119	PPCODE:
1100	{	1120	{
1101	dREQ;	1121	dREQ;
1102		1122
1103	req->type = EIO_WD_OPEN;	1123	req->type = EIO_WD_OPEN;
…		…
1105		1125
1106	REQ_SEND;	1126	REQ_SEND;
1107	}	1127	}
1108		1128
1109	void	1129	void
1110	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	1130	aio_open (SV8 pathname, int flags, int mode, SV callback = &PL_sv_undef)
1111	PPCODE:	1131	PPCODE:
1112	{	1132	{
1113	dREQ;	1133	dREQ;
1114		1134
1115	req->type = EIO_OPEN;	1135	req->type = EIO_OPEN;
…		…
1119		1139
1120	REQ_SEND;	1140	REQ_SEND;
1121	}	1141	}
1122		1142
1123	void	1143	void
1124	aio_fsync (SV fh, SV callback=&PL_sv_undef)	1144	aio_fsync (SV fh, SV callback = &PL_sv_undef)
1125	ALIAS:	1145	ALIAS:
1126	aio_fsync = EIO_FSYNC	1146	aio_fsync = EIO_FSYNC
1127	aio_fdatasync = EIO_FDATASYNC	1147	aio_fdatasync = EIO_FDATASYNC
1128	aio_syncfs = EIO_SYNCFS	1148	aio_syncfs = EIO_SYNCFS
1129	PPCODE:	1149	PPCODE:
1130	{	1150	{
1131	int fd = s_fileno_croak (fh, 0);	1151	int fd = s_fileno_croak (fh, 0);
1132	dREQ;	1152	dREQ;
1133		1153
1134	req->type = ix;	1154	req->type = ix;
1135	req->sv1 = newSVsv (fh);	1155	req->sv1 = newSVsv (fh);
1136	req->int1 = fd;	1156	req->int1 = fd;
1137		1157
1138	REQ_SEND (req);	1158	REQ_SEND;
1139	}	1159	}
1140		1160
1141	void	1161	void
1142	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1162	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback = &PL_sv_undef)
1143	PPCODE:	1163	PPCODE:
1144	{	1164	{
1145	int fd = s_fileno_croak (fh, 0);	1165	int fd = s_fileno_croak (fh, 0);
1146	dREQ;	1166	dREQ;
1147		1167
1148	req->type = EIO_SYNC_FILE_RANGE;	1168	req->type = EIO_SYNC_FILE_RANGE;
1149	req->sv1 = newSVsv (fh);	1169	req->sv1 = newSVsv (fh);
1150	req->int1 = fd;	1170	req->int1 = fd;
1151	req->offs = offset;	1171	req->offs = offset;
1152	req->size = nbytes;	1172	req->size = nbytes;
1153	req->int2 = flags;	1173	req->int2 = flags;
1154		1174
1155	REQ_SEND (req);	1175	REQ_SEND;
1156	}	1176	}
1157		1177
1158	void	1178	void
1159	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)	1179	aio_allocate (SV fh, int mode, off_t offset, size_t len, SV callback = &PL_sv_undef)
1160	PPCODE:	1180	PPCODE:
1161	{	1181	{
1162	int fd = s_fileno_croak (fh, 0);	1182	int fd = s_fileno_croak (fh, 0);
1163	dREQ;	1183	dREQ;
1164		1184
1165	req->type = EIO_FALLOCATE;	1185	req->type = EIO_FALLOCATE;
1166	req->sv1 = newSVsv (fh);	1186	req->sv1 = newSVsv (fh);
1167	req->int1 = fd;	1187	req->int1 = fd;
1168	req->int2 = mode;	1188	req->int2 = mode;
1169	req->offs = offset;	1189	req->offs = offset;
1170	req->size = len;	1190	req->size = len;
1171		1191
1172	REQ_SEND (req);	1192	REQ_SEND;
1173	}	1193	}
1174		1194
1175	void	1195	void
1176	aio_close (SV fh, SV callback=&PL_sv_undef)	1196	aio_close (SV fh, SV callback = &PL_sv_undef)
1177	PPCODE:	1197	PPCODE:
1178	{	1198	{
1179	static int close_fd = -1; /* dummy fd to close fds via dup2 */	1199	static int close_fd = -1; /* dummy fd to close fds via dup2 */
1180	int fd = s_fileno_croak (fh, 0);	1200	int fd = s_fileno_croak (fh, 0);
1181	dREQ;	1201	dREQ;
1182		1202
1183	if (expect_false (close_fd < 0))	1203	if (expect_false (close_fd < 0))
1184	{	1204	{
1185	int pipefd [2];	1205	int pipefd [2];
…		…
1201	req->type = EIO_DUP2;	1221	req->type = EIO_DUP2;
1202	req->int1 = close_fd;	1222	req->int1 = close_fd;
1203	req->sv2 = newSVsv (fh);	1223	req->sv2 = newSVsv (fh);
1204	req->int2 = fd;	1224	req->int2 = fd;
1205		1225
1206	REQ_SEND (req);	1226	REQ_SEND;
1207	}	1227	}
1208		1228
1209	void	1229	void
		1230	aio_seek (SV fh, SV offset, int whence, SV *callback = &PL_sv_undef)
		1231	PPCODE:
		1232	{
		1233	int fd = s_fileno_croak (fh, 0);
		1234	dREQ;
		1235
		1236	req->type = EIO_SEEK;
		1237	req->sv1 = newSVsv (fh);
		1238	req->int1 = fd;
		1239	req->offs = SvVAL64 (offset);
		1240	req->int2 = whence;
		1241
		1242	REQ_SEND;
		1243	}
		1244
		1245	void
1210	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1246	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback = &PL_sv_undef)
1211	ALIAS:	1247	ALIAS:
1212	aio_read = EIO_READ	1248	aio_read = EIO_READ
1213	aio_write = EIO_WRITE	1249	aio_write = EIO_WRITE
1214	PPCODE:	1250	PPCODE:
1215	{	1251	{
…		…
1231	len = svlen - dataoffset;	1267	len = svlen - dataoffset;
1232	}	1268	}
1233	else	1269	else
1234	{	1270	{
1235	/* read: check type and grow scalar as necessary */	1271	/* read: check type and grow scalar as necessary */
1236	SvUPGRADE (data, SVt_PV);	1272	if (!SvPOK (data) \|\| SvLEN (data) >= SvCUR (data))
1237	svptr = SvGROW (data, len + dataoffset + 1);	1273	svptr = sv_grow (data, len + dataoffset + 1);
		1274	else if (SvCUR (data) < len + dataoffset)
		1275	croak ("length + dataoffset outside of scalar, and cannot grow");
1238	}	1276	}
1239		1277
1240	{	1278	{
1241	dREQ;	1279	dREQ;
1242		1280
…		…
1258	REQ_SEND;	1296	REQ_SEND;
1259	}	1297	}
1260	}	1298	}
1261		1299
1262	void	1300	void
		1301	aio_ioctl (SV fh, unsigned long request, SV8 arg, SV *callback = &PL_sv_undef)
		1302	ALIAS:
		1303	aio_ioctl = EIO_IOCTL
		1304	aio_fcntl = EIO_FCNTL
		1305	PPCODE:
		1306	{
		1307	int fd = s_fileno_croak (fh, 0);
		1308	char *svptr;
		1309
		1310	if (SvPOK (arg) \|\| !SvNIOK (arg))
		1311	{
		1312	STRLEN svlen;
		1313	/* perl uses IOCPARM_LEN for fcntl, so we do, too */
		1314	#ifdef IOCPARM_LEN
		1315	STRLEN need = IOCPARM_LEN (request);
		1316	#else
		1317	STRLEN need = 256;
		1318	#endif
		1319
		1320	if (svlen < need)
		1321	svptr = SvGROW (arg, need + 1);
		1322	}
		1323	else
		1324	svptr = (char *)SvIV (arg);
		1325
		1326	{
		1327	dREQ;
		1328
		1329	req->type = ix;
		1330	req->sv1 = newSVsv (fh);
		1331	req->int1 = fd;
		1332	req->int2 = (long)request;
		1333	req->sv2 = SvREFCNT_inc (arg);
		1334	req->ptr2 = svptr;
		1335
		1336	REQ_SEND;
		1337	}
		1338	}
		1339
		1340	void
1263	aio_readlink (SV8 pathname, SV callback=&PL_sv_undef)	1341	aio_readlink (SV8 pathname, SV callback = &PL_sv_undef)
1264	ALIAS:	1342	ALIAS:
1265	aio_readlink = EIO_READLINK	1343	aio_readlink = EIO_READLINK
1266	aio_realpath = EIO_REALPATH	1344	aio_realpath = EIO_REALPATH
1267	PPCODE:	1345	PPCODE:
1268	{	1346	{
…		…
1273		1351
1274	REQ_SEND;	1352	REQ_SEND;
1275	}	1353	}
1276		1354
1277	void	1355	void
1278	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1356	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1279	PPCODE:	1357	PPCODE:
1280	{	1358	{
1281	int ifd = s_fileno_croak (in_fh , 0);	1359	int ifd = s_fileno_croak (in_fh , 0);
1282	int ofd = s_fileno_croak (out_fh, 1);	1360	int ofd = s_fileno_croak (out_fh, 1);
1283	dREQ;	1361	dREQ;
1284		1362
1285	req->type = EIO_SENDFILE;	1363	req->type = EIO_SENDFILE;
1286	req->sv1 = newSVsv (out_fh);	1364	req->sv1 = newSVsv (out_fh);
1287	req->int1 = ofd;	1365	req->int1 = ofd;
…		…
1292		1370
1293	REQ_SEND;	1371	REQ_SEND;
1294	}	1372	}
1295		1373
1296	void	1374	void
1297	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1375	aio_readahead (SV fh, off_t offset, size_t length, SV callback = &PL_sv_undef)
1298	PPCODE:	1376	PPCODE:
1299	{	1377	{
1300	int fd = s_fileno_croak (fh, 0);	1378	int fd = s_fileno_croak (fh, 0);
1301	dREQ;	1379	dREQ;
1302		1380
1303	req->type = EIO_READAHEAD;	1381	req->type = EIO_READAHEAD;
1304	req->sv1 = newSVsv (fh);	1382	req->sv1 = newSVsv (fh);
1305	req->int1 = fd;	1383	req->int1 = fd;
…		…
1308		1386
1309	REQ_SEND;	1387	REQ_SEND;
1310	}	1388	}
1311		1389
1312	void	1390	void
1313	aio_stat (SV8 fh_or_path, SV callback=&PL_sv_undef)	1391	aio_stat (SV8 fh_or_path, SV callback = &PL_sv_undef)
1314	ALIAS:	1392	ALIAS:
1315	aio_stat = EIO_STAT	1393	aio_stat = EIO_STAT
1316	aio_lstat = EIO_LSTAT	1394	aio_lstat = EIO_LSTAT
1317	aio_statvfs = EIO_STATVFS	1395	aio_statvfs = EIO_STATVFS
1318	PPCODE:	1396	PPCODE:
…		…
1339	RETVAL = makedev (maj, min);	1417	RETVAL = makedev (maj, min);
1340	OUTPUT:	1418	OUTPUT:
1341	RETVAL	1419	RETVAL
1342		1420
1343	void	1421	void
1344	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)	1422	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback = &PL_sv_undef)
1345	PPCODE:	1423	PPCODE:
1346	{	1424	{
1347	dREQ;	1425	dREQ;
1348		1426
1349	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1427	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
…		…
1352		1430
1353	REQ_SEND;	1431	REQ_SEND;
1354	}	1432	}
1355		1433
1356	void	1434	void
1357	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)	1435	aio_truncate (SV8 fh_or_path, SV offset, SV *callback = &PL_sv_undef)
1358	PPCODE:	1436	PPCODE:
1359	{	1437	{
1360	dREQ;	1438	dREQ;
1361		1439
1362	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1440	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
…		…
1364		1442
1365	REQ_SEND;	1443	REQ_SEND;
1366	}	1444	}
1367		1445
1368	void	1446	void
1369	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)	1447	aio_chmod (SV8 fh_or_path, int mode, SV callback = &PL_sv_undef)
1370	PPCODE:	1448	PPCODE:
1371	{	1449	{
1372	dREQ;	1450	dREQ;
1373		1451
1374	req->int2 = mode;	1452	req->int2 = mode;
…		…
1376		1454
1377	REQ_SEND;	1455	REQ_SEND;
1378	}	1456	}
1379		1457
1380	void	1458	void
1381	aio_chown (SV8 fh_or_path, SV uid, SV gid, SV callback=&PL_sv_undef)	1459	aio_chown (SV8 fh_or_path, SV uid, SV gid, SV callback = &PL_sv_undef)
1382	PPCODE:	1460	PPCODE:
1383	{	1461	{
1384	dREQ;	1462	dREQ;
1385		1463
1386	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1464	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
…		…
1389		1467
1390	REQ_SEND;	1468	REQ_SEND;
1391	}	1469	}
1392		1470
1393	void	1471	void
1394	aio_readdirx (SV8 pathname, IV flags, SV callback=&PL_sv_undef)	1472	aio_readdirx (SV8 pathname, IV flags, SV callback = &PL_sv_undef)
1395	PPCODE:	1473	PPCODE:
1396	{	1474	{
1397	dREQ;	1475	dREQ;
1398		1476
1399	req->type = EIO_READDIR;	1477	req->type = EIO_READDIR;
…		…
1406		1484
1407	REQ_SEND;	1485	REQ_SEND;
1408	}	1486	}
1409		1487
1410	void	1488	void
1411	aio_mkdir (SV8 pathname, int mode, SV callback=&PL_sv_undef)	1489	aio_mkdir (SV8 pathname, int mode, SV callback = &PL_sv_undef)
1412	PPCODE:	1490	PPCODE:
1413	{	1491	{
1414	dREQ;	1492	dREQ;
1415		1493
1416	req->type = EIO_MKDIR;	1494	req->type = EIO_MKDIR;
…		…
1419		1497
1420	REQ_SEND;	1498	REQ_SEND;
1421	}	1499	}
1422		1500
1423	void	1501	void
1424	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1502	aio_unlink (SV8 pathname, SV callback = &PL_sv_undef)
1425	ALIAS:	1503	ALIAS:
1426	aio_unlink = EIO_UNLINK	1504	aio_unlink = EIO_UNLINK
1427	aio_rmdir = EIO_RMDIR	1505	aio_rmdir = EIO_RMDIR
1428	aio_readdir = EIO_READDIR	1506	aio_readdir = EIO_READDIR
1429	PPCODE:	1507	PPCODE:
…		…
1435		1513
1436	REQ_SEND;	1514	REQ_SEND;
1437	}	1515	}
1438		1516
1439	void	1517	void
1440	aio_link (SV8 oldpath, SV8 newpath, SV *callback=&PL_sv_undef)	1518	aio_link (SV8 oldpath, SV8 newpath, SV *callback = &PL_sv_undef)
1441	ALIAS:	1519	ALIAS:
1442	aio_link = EIO_LINK	1520	aio_link = EIO_LINK
1443	aio_symlink = EIO_SYMLINK	1521	aio_symlink = EIO_SYMLINK
1444	aio_rename = EIO_RENAME	1522	aio_rename = EIO_RENAME
1445	PPCODE:	1523	PPCODE:
…		…
1454		1532
1455	REQ_SEND;	1533	REQ_SEND;
1456	}	1534	}
1457		1535
1458	void	1536	void
1459	aio_mknod (SV8 pathname, int mode, UV dev, SV callback=&PL_sv_undef)	1537	aio_mknod (SV8 pathname, int mode, UV dev, SV callback = &PL_sv_undef)
1460	PPCODE:	1538	PPCODE:
1461	{	1539	{
1462	dREQ;	1540	dREQ;
1463		1541
1464	req->type = EIO_MKNOD;	1542	req->type = EIO_MKNOD;
…		…
1468		1546
1469	REQ_SEND;	1547	REQ_SEND;
1470	}	1548	}
1471		1549
1472	void	1550	void
1473	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1551	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1474	ALIAS:	1552	ALIAS:
1475	aio_mtouch = EIO_MTOUCH	1553	aio_mtouch = EIO_MTOUCH
1476	aio_msync = EIO_MSYNC	1554	aio_msync = EIO_MSYNC
1477	PPCODE:	1555	PPCODE:
1478	{	1556	{
…		…
1501	REQ_SEND;	1579	REQ_SEND;
1502	}	1580	}
1503	}	1581	}
1504		1582
1505	void	1583	void
1506	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback=&PL_sv_undef)	1584	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1507	PPCODE:	1585	PPCODE:
1508	{	1586	{
1509	STRLEN svlen;	1587	STRLEN svlen;
1510	char *svptr = SvPVbyte (data, svlen);	1588	char *svptr = SvPVbyte (data, svlen);
1511	UV len = SvUV (length);	1589	UV len = SvUV (length);
…		…
1530	REQ_SEND;	1608	REQ_SEND;
1531	}	1609	}
1532	}	1610	}
1533		1611
1534	void	1612	void
1535	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)	1613	aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1536	PPCODE:	1614	PPCODE:
1537	{	1615	{
1538	dREQ;	1616	dREQ;
1539		1617
1540	req->type = EIO_MLOCKALL;	1618	req->type = EIO_MLOCKALL;
…		…
1542		1620
1543	REQ_SEND;	1621	REQ_SEND;
1544	}	1622	}
1545		1623
1546	void	1624	void
		1625	aio_fiemap (SV fh, off_t start, SV length, U32 flags, SV count, SV callback = &PL_sv_undef)
		1626	PPCODE:
		1627	{
		1628	int fd = s_fileno_croak (fh, 0);
		1629	dREQ;
		1630
		1631	req->type = EIO_CUSTOM;
		1632	req->sv1 = newSVsv (fh);
		1633	req->int1 = fd;
		1634
		1635	req->feed = fiemap;
		1636	#if HAVE_FIEMAP
		1637	/* keep our fingers crossed that the next two types are 64 bit */
		1638	req->offs = start;
		1639	req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
		1640	req->int2 = flags;
		1641	req->int3 = SvOK (count) ? SvIV (count) : -1;
		1642	#endif
		1643
		1644	REQ_SEND;
		1645	}
		1646
		1647	void
1547	aio_busy (double delay, SV *callback=&PL_sv_undef)	1648	aio_busy (double delay, SV *callback = &PL_sv_undef)
1548	PPCODE:	1649	PPCODE:
1549	{	1650	{
1550	dREQ;	1651	dREQ;
1551		1652
1552	req->type = EIO_BUSY;	1653	req->type = EIO_BUSY;
…		…
1554		1655
1555	REQ_SEND;	1656	REQ_SEND;
1556	}	1657	}
1557		1658
1558	void	1659	void
1559	aio_group (SV *callback=&PL_sv_undef)	1660	aio_group (SV *callback = &PL_sv_undef)
1560	PPCODE:	1661	PPCODE:
1561	{	1662	{
1562	dREQ;	1663	dREQ;
1563		1664
1564	req->type = EIO_GROUP;	1665	req->type = EIO_GROUP;
1565		1666
		1667	PUTBACK;
1566	req_submit (req);	1668	req_submit (req);
		1669	SPAGAIN;
		1670
1567	XPUSHs (req_sv (req, aio_grp_stash));	1671	XPUSHs (req_sv (req, aio_grp_stash));
1568	}	1672	}
1569		1673
1570	void	1674	void
1571	aio_nop (SV *callback=&PL_sv_undef)	1675	aio_nop (SV *callback = &PL_sv_undef)
1572	ALIAS:	1676	ALIAS:
1573	aio_nop = EIO_NOP	1677	aio_nop = EIO_NOP
1574	aio_sync = EIO_SYNC	1678	aio_sync = EIO_SYNC
1575	PPCODE:	1679	PPCODE:
1576	{	1680	{
…		…
1580		1684
1581	REQ_SEND;	1685	REQ_SEND;
1582	}	1686	}
1583		1687
1584	int	1688	int
1585	aioreq_pri (int pri = 0)	1689	aioreq_pri (int pri = NO_INIT)
1586	CODE:	1690	CODE:
1587	RETVAL = next_pri;	1691	RETVAL = next_pri;
1588	if (items > 0)	1692	if (items > 0)
1589	{	1693	{
1590	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1694	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1680	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1784	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1681	OUTPUT:	1785	OUTPUT:
1682	RETVAL	1786	RETVAL
1683		1787
1684	void	1788	void
1685	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1789	mmap (SV scalar, STRLEN length, int prot, int flags, SV fh = &PL_sv_undef, off_t offset = 0)
1686	PPCODE:	1790	PPCODE:
1687	sv_unmagic (scalar, MMAP_MAGIC);	1791	sv_unmagic (scalar, MMAP_MAGIC);
1688	{	1792	{
1689	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1793	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1690	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1794	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1717	munmap (SV *scalar)	1821	munmap (SV *scalar)
1718	CODE:	1822	CODE:
1719	sv_unmagic (scalar, MMAP_MAGIC);	1823	sv_unmagic (scalar, MMAP_MAGIC);
1720		1824
1721	int	1825	int
1722	madvise (SV scalar, off_t offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)	1826	madvise (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
1723	ALIAS:	1827	ALIAS:
1724	mprotect = 1	1828	mprotect = 1
1725	CODE:	1829	CODE:
1726	{	1830	{
1727	STRLEN svlen;	1831	STRLEN svlen;
1728	void *addr = SvPVbyte (scalar, svlen);	1832	void *addr = SvPVbyte (scalar, svlen);
1729	size_t len = SvUV (length);	1833	STRLEN len = SvUV (length);
1730		1834
1731	if (offset < 0)	1835	if (offset < 0)
1732	offset += svlen;	1836	offset += svlen;
1733		1837
1734	if (offset < 0 \|\| offset > svlen)	1838	if (offset < 0 \|\| offset > svlen)
…		…
1748	}	1852	}
1749	OUTPUT:	1853	OUTPUT:
1750	RETVAL	1854	RETVAL
1751		1855
1752	int	1856	int
1753	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)	1857	munlock (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef)
1754	CODE:	1858	CODE:
1755	{	1859	{
1756	STRLEN svlen;	1860	STRLEN svlen;
1757	void *addr = SvPVbyte (scalar, svlen);	1861	void *addr = SvPVbyte (scalar, svlen);
1758	size_t len = SvUV (length);	1862	size_t len = SvUV (length);
1759		1863
1760	if (offset < 0)	1864	if (offset < 0)
1761	offset += svlen;	1865	offset += svlen;
1762		1866
…		…
1769	addr = (void *)(((intptr_t)addr) + offset);	1873	addr = (void *)(((intptr_t)addr) + offset);
1770	eio_page_align (&addr, &len);	1874	eio_page_align (&addr, &len);
1771	#if _POSIX_MEMLOCK_RANGE	1875	#if _POSIX_MEMLOCK_RANGE
1772	RETVAL = munlock (addr, len);	1876	RETVAL = munlock (addr, len);
1773	#else	1877	#else
1774	RETVAL = ((errno = ENOSYS), -1);	1878	RETVAL = EIO_ENOSYS ();
1775	#endif	1879	#endif
1776	}	1880	}
1777	OUTPUT:	1881	OUTPUT:
1778	RETVAL	1882	RETVAL
1779		1883
…		…
1781	munlockall ()	1885	munlockall ()
1782	CODE:	1886	CODE:
1783	#if _POSIX_MEMLOCK	1887	#if _POSIX_MEMLOCK
1784	munlockall ();	1888	munlockall ();
1785	#else	1889	#else
1786	RETVAL = -1;	1890	RETVAL = EIO_ENOSYS ();
1787	errno = ENOSYS;
1788	#endif	1891	#endif
1789	OUTPUT:	1892	OUTPUT:
1790	RETVAL	1893	RETVAL
		1894
		1895	int
		1896	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)
		1897	CODE:
		1898	{
		1899	#if HAVE_LINUX_SPLICE
		1900	loff_t off_in_, off_out_;
		1901	RETVAL = splice (
		1902	rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
		1903	wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
		1904	length, flags
		1905	);
		1906	#else
		1907	RETVAL = EIO_ENOSYS ();
		1908	#endif
		1909	}
		1910	OUTPUT:
		1911	RETVAL
		1912
		1913	int
		1914	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
		1915	CODE:
		1916	#if HAVE_LINUX_SPLICE
		1917	RETVAL = tee (rfh, wfh, length, flags);
		1918	#else
		1919	RETVAL = EIO_ENOSYS ();
		1920	#endif
		1921	OUTPUT:
		1922	RETVAL
		1923
		1924	int
		1925	pipesize (aio_rfd rfh, int new_size = -1)
		1926	PROTOTYPE: $;$
		1927	CODE:
		1928	#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
		1929	if (new_size >= 0)
		1930	RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
		1931	else
		1932	RETVAL = fcntl (rfh, F_GETPIPE_SZ);
		1933	#else
		1934	errno = ENOSYS;
		1935	RETVAL = -1;
		1936	#endif
		1937	OUTPUT:
		1938	RETVAL
		1939
		1940	void
		1941	pipe2 (int flags = 0)
		1942	PROTOTYPE: ;$
		1943	PPCODE:
		1944	{
		1945	int fd[2];
		1946	int res;
		1947
		1948	if (flags)
		1949	#if HAVE_PIPE2
		1950	res = pipe2 (fd, flags);
		1951	#else
		1952	res = (errno = ENOSYS, -1);
		1953	#endif
		1954	else
		1955	res = pipe (fd);
		1956
		1957	if (!res)
		1958	{
		1959	EXTEND (SP, 2);
		1960	PUSHs (newmortalFH (fd[0], O_RDONLY));
		1961	PUSHs (newmortalFH (fd[1], O_WRONLY));
		1962	}
		1963	}
1791		1964
1792	void _on_next_submit (SV *cb)	1965	void _on_next_submit (SV *cb)
1793	CODE:	1966	CODE:
1794	SvREFCNT_dec (on_next_submit);	1967	SvREFCNT_dec (on_next_submit);
1795	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1968	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
…		…
1830	cancel (aio_req_ornot req)	2003	cancel (aio_req_ornot req)
1831	CODE:	2004	CODE:
1832	eio_cancel (req);	2005	eio_cancel (req);
1833		2006
1834	void	2007	void
1835	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)	2008	cb (aio_req_ornot req, SV *callback = NO_INIT)
1836	PPCODE:	2009	PPCODE:
1837	{	2010	{
1838	if (GIMME_V != G_VOID)	2011	if (GIMME_V != G_VOID)
1839	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);	2012	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1840		2013
1841	if (items > 1)	2014	if (items > 1)
1842	{	2015	{
1843	SV *cb_cv =get_cb (callback);	2016	SV *cb_cv = get_cb (callback);
1844		2017
1845	SvREFCNT_dec (req->callback);	2018	SvREFCNT_dec (req->callback);
1846	req->callback = SvREFCNT_inc (cb_cv);	2019	req->callback = SvREFCNT_inc (cb_cv);
1847	}	2020	}
1848	}	2021	}
…		…
1905	limit (aio_req grp, int limit)	2078	limit (aio_req grp, int limit)
1906	CODE:	2079	CODE:
1907	eio_grp_limit (grp, limit);	2080	eio_grp_limit (grp, limit);
1908		2081
1909	void	2082	void
1910	feed (aio_req grp, SV *callback=&PL_sv_undef)	2083	feed (aio_req grp, SV *callback = &PL_sv_undef)
1911	CODE:	2084	CODE:
1912	{	2085	{
1913	SvREFCNT_dec (grp->sv2);	2086	SvREFCNT_dec (grp->sv2);
1914	grp->sv2 = newSVsv (callback);	2087	grp->sv2 = newSVsv (callback);
1915	grp->feed = aio_grp_feed;	2088	grp->feed = aio_grp_feed;

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.208 by root, Sat Jan 7 18:42:43 2012 UTC vs. Revision 1.239 by root, Tue Feb 23 19:42:43 2016 UTC

Diff Legend

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.208 by root, Sat Jan 7 18:42:43 2012 UTC vs.
Revision 1.239 by root, Tue Feb 23 19:42:43 2016 UTC