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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.213 by root, Tue Apr 10 05:01:33 2012 UTC vs.
Revision 1.238 by root, Thu Jan 21 23:04:46 2016 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__	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__)
25	# include <linux/fs.h>	29	# include <linux/fs.h>
26	# ifdef FS_IOC_FIEMAP	30	# ifdef FS_IOC_FIEMAP
27	# include <linux/types.h>	31	# include <linux/types.h>
28	# include <linux/fiemap.h>	32	# include <linux/fiemap.h>
29	# define HAVE_FIEMAP 1	33	# define HAVE_FIEMAP 1
…		…
141	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */	145	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
142	# endif	146	# endif
143	#endif	147	#endif
144		148
145	/* defines all sorts of constants to 0 unless they are already defined */	149	/* defines all sorts of constants to 0 unless they are already defined */
		150	/* also provides const_iv_ and const_niv_ macros for them */
146	#include "def0.h"	151	#include "def0.h"
147		152
148	#ifndef makedev	153	#ifndef makedev
149	# define makedev(maj,min) (((maj) << 8) \| (min))	154	# define makedev(maj,min) (((maj) << 8) \| (min))
150	#endif	155	#endif
…		…
153	#endif	158	#endif
154	#ifndef minor	159	#ifndef minor
155	# define minor(dev) ((dev) & 0xff)	160	# define minor(dev) ((dev) & 0xff)
156	#endif	161	#endif
157		162
158	#ifndef PAGESIZE	163	#if PAGESIZE <= 0
159	# define PAGESIZE sysconf (_SC_PAGESIZE)	164	# define PAGESIZE sysconf (_SC_PAGESIZE)
160	#endif	165	#endif
161		166
162	/*****************************************************************************/	167	/*****************************************************************************/
163		168
…		…
165	fiemap (eio_req *req)	170	fiemap (eio_req *req)
166	{	171	{
167	req->result = -1;	172	req->result = -1;
168		173
169	#if HAVE_FIEMAP	174	#if HAVE_FIEMAP
		175	/* assume some c99 */
		176	struct fiemap *fiemap = 0;
		177	size_t end_offset;
170	int count = req->int3;	178	int count = req->int3;
171		179
172	/* heuristic: first try with 64 extents if we don't know how many, */	180	req->flags \|= EIO_FLAG_PTR1_FREE;
173	/* as most files have (hopefully) fewer than this many extents */	181
174	/* in fact, most should have <= 2, so maybe the 72 below is probably overkill */	182	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
		183	/* increase in 3.5kb steps */
175	if (count < 0)	184	if (count < 0)
176	count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */	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);
177		215
178	for (;;)	216	for (;;)
179	{	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;
180	struct fiemap fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) * count);	235	fiemap = realloc (fiemap, sizeof (fiemap) + sizeof (struct fiemap_extent) count);
181	errno = ENOMEM;	236	errno = ENOMEM;
182	if (!fiemap)	237	if (!fiemap)
183	return;	238	return;
184		239
185	req->ptr1 = fiemap;	240	req->ptr1 = fiemap;
186	req->flags \|= EIO_FLAG_PTR1_FREE;
187		241
188	fiemap->fm_start = req->offs;	242	for (count = 0; count < incmap->fm_mapped_extents; ++count)
189	fiemap->fm_length = req->size;	243	{
190	fiemap->fm_flags = req->int2;	244	struct fiemap_extent *e = incmap->fm_extents + count;
191	fiemap->fm_extent_count = count;
192		245
193	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))	246	if (e->fe_logical + e->fe_length >= end_offset)
194	return;	247	goto done;
195		248
196	if (req->int3 >= 0)	249	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
197	break; /* when not autosizing we are done */
198		250
199	if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST)	251	if (e->fe_flags & FIEMAP_EXTENT_LAST)
200	break; /* autosizing successful, we are done */	252	goto done;
201		253
202	fiemap->fm_flags = req->int2;	254	}
203	fiemap->fm_extent_count = 0;
204
205	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
206	return;
207
208	count = fiemap->fm_mapped_extents;
209
210	free (fiemap);
211	}	255	}
212		256
		257	done:
213	req->result = 0;	258	req->result = 0;
214		259
215	#else	260	#else
216	errno = ENOSYS;	261	errno = ENOSYS;
217	#endif	262	#endif
…		…
264	}	309	}
265		310
266	static SV *	311	static SV *
267	newSVaio_wd (aio_wd wd)	312	newSVaio_wd (aio_wd wd)
268	{	313	{
269	return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);	314	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
270	}	315	}
271		316
272	static aio_req	317	static aio_req
273	SvAIO_REQ (SV *sv)	318	SvAIO_REQ (SV *sv)
274	{	319	{
…		…
293	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG	338	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG
294	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)	339	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)
295	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");
296		341
297	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;
298	}	368	}
299		369
300	static void	370	static void
301	aio_grp_feed (aio_req grp)	371	aio_grp_feed (aio_req grp)
302	{	372	{
…		…
430	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))));
431	}	501	}
432	break;	502	break;
433		503
434	case EIO_OPEN:	504	case EIO_OPEN:
435	{	505	PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR)));
436	/* convert fd to fh */
437	SV *fh = &PL_sv_undef;
438
439	if (req->result >= 0)
440	{
441	GV gv = (GV )sv_newmortal ();
442	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);
443	char sym [64];
444	int symlen;
445
446	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
447	gv_init (gv, aio_stash, sym, symlen, 0);
448
449	symlen = snprintf (
450	sym,
451	sizeof (sym),
452	"%s&=%d",
453	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
454	(int)req->result
455	);
456
457	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
458	fh = (SV *)gv;
459	}
460
461	PUSHs (fh);
462	}
463	break;	506	break;
464		507
465	case EIO_STATVFS:	508	case EIO_STATVFS:
466	case EIO_FSTATVFS:	509	case EIO_FSTATVFS:
467	{	510	{
…		…
470	#ifndef _WIN32	513	#ifndef _WIN32
471	if (req->result >= 0)	514	if (req->result >= 0)
472	{	515	{
473	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	516	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
474	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));
475		523
476	rv = sv_2mortal (newRV_noinc ((SV *)hv));	524	rv = sv_2mortal (newRV_noinc ((SV *)hv));
477		525
478	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);
479	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);
…		…
481	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);
482	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);
483	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);
484	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);
485	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);
486	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	534	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
487	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);
488	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);
489	}	537	}
490	#endif	538	#endif
491		539
…		…
656	{	704	{
657	while (eio_nreqs ())	705	while (eio_nreqs ())
658	{	706	{
659	int size;	707	int size;
660		708
661	X_LOCK (reslock);	709	X_LOCK (EIO_POOL->reslock);
662	size = res_queue.size;	710	size = EIO_POOL->res_queue.size;
663	X_UNLOCK (reslock);	711	X_UNLOCK (EIO_POOL->reslock);
664		712
665	if (size)	713	if (size)
666	return;	714	return;
667		715
668	etp_maybe_start_thread ();	716	etp_maybe_start_thread (EIO_POOL);
669		717
670	s_epipe_wait (&respipe);	718	s_epipe_wait (&respipe);
671	}	719	}
672	}	720	}
673		721
…		…
704	# define munmap(addr,length) EIO_ENOSYS ()	752	# define munmap(addr,length) EIO_ENOSYS ()
705	#endif	753	#endif
706		754
707	#if !_POSIX_MEMORY_PROTECTION	755	#if !_POSIX_MEMORY_PROTECTION
708	# define mprotect(addr,len,prot) EIO_ENOSYS ()	756	# define mprotect(addr,len,prot) EIO_ENOSYS ()
709	# define PROT_NONE 0
710	# define PROT_WRITE 0
711	# define MAP_PRIVATE 0
712	# define MAP_SHARED 0
713	# define MAP_FIXED 0
714	#endif	757	#endif
715		758
716	#define MMAP_MAGIC PERL_MAGIC_ext	759	#define MMAP_MAGIC PERL_MAGIC_ext
717		760
718	static int ecb_cold	761	static int ecb_cold
…		…
858	} *civ, const_iv[] = {	901	} *civ, const_iv[] = {
859	# define const_niv(name, value) { # name, (IV) value },	902	# define const_niv(name, value) { # name, (IV) value },
860	# define const_iv(name) { # name, (IV) name },	903	# define const_iv(name) { # name, (IV) name },
861	# define const_eio(name) { # name, (IV) EIO_ ## name },	904	# define const_eio(name) { # name, (IV) EIO_ ## name },
862		905
863	/* you have to re-run ./gendef0 after adding/Removing any constants here */	906	/* you have to re-run ./gendef0 after adding/removing any constants here */
864		907	/* the first block can be undef if missing */
865	const_iv (ENOSYS)	908	const_iv (ENOSYS)
866	const_iv (EXDEV)	909	const_iv (EXDEV)
867	const_iv (EBADR)	910	const_iv (EBADR)
868		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 */
869	const_iv (O_RDONLY)	930	const_iv (O_RDONLY)
870	const_iv (O_WRONLY)	931	const_iv (O_WRONLY)
871	const_iv (O_RDWR)	932	const_iv (O_RDWR)
872	const_iv (O_CREAT)	933	const_iv (O_CREAT)
873	const_iv (O_TRUNC)	934	const_iv (O_TRUNC)
…		…
886	const_iv (O_SEARCH)	947	const_iv (O_SEARCH)
887	const_iv (O_DIRECTORY)	948	const_iv (O_DIRECTORY)
888	const_iv (O_DSYNC)	949	const_iv (O_DSYNC)
889	const_iv (O_RSYNC)	950	const_iv (O_RSYNC)
890	const_iv (O_SYNC)	951	const_iv (O_SYNC)
		952	const_iv (O_PATH)
		953	const_iv (O_TMPFILE)
891	const_iv (O_TTY_INIT)	954	const_iv (O_TTY_INIT)
892		955
893	const_iv (S_IFIFO)	956	const_iv (S_IFIFO)
894	const_iv (S_IFCHR)	957	const_iv (S_IFCHR)
895	const_iv (S_IFBLK)	958	const_iv (S_IFBLK)
…		…
897	const_iv (S_IFREG)	960	const_iv (S_IFREG)
898	const_iv (S_IFDIR)	961	const_iv (S_IFDIR)
899	const_iv (S_IFWHT)	962	const_iv (S_IFWHT)
900	const_iv (S_IFSOCK)	963	const_iv (S_IFSOCK)
901	const_iv (S_IFMT)	964	const_iv (S_IFMT)
902
903	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
904	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
905	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
906	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
907	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
908	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
909
910	const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
911	const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
912	const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
913	const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
914	const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
915		965
916	const_iv (ST_RDONLY)	966	const_iv (ST_RDONLY)
917	const_iv (ST_NOSUID)	967	const_iv (ST_NOSUID)
918	const_iv (ST_NODEV)	968	const_iv (ST_NODEV)
919	const_iv (ST_NOEXEC)	969	const_iv (ST_NOEXEC)
…		…
929	const_iv (PROT_NONE)	979	const_iv (PROT_NONE)
930	const_iv (PROT_EXEC)	980	const_iv (PROT_EXEC)
931	const_iv (PROT_READ)	981	const_iv (PROT_READ)
932	const_iv (PROT_WRITE)	982	const_iv (PROT_WRITE)
933		983
934	/const_iv (MAP_FIXED)/
935	const_iv (MAP_PRIVATE)	984	const_iv (MAP_PRIVATE)
936	const_iv (MAP_SHARED)	985	const_iv (MAP_SHARED)
		986	const_iv (MAP_FIXED)
937	const_iv (MAP_ANONYMOUS)	987	const_iv (MAP_ANONYMOUS)
938		988
939	/* linuxish */	989	/* linuxish */
940	const_iv (MAP_HUGETLB)
941	const_iv (MAP_LOCKED)	990	const_iv (MAP_LOCKED)
942	const_iv (MAP_NORESERVE)	991	const_iv (MAP_NORESERVE)
943	const_iv (MAP_POPULATE)	992	const_iv (MAP_POPULATE)
944	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)
945		998
946	const_iv (FIEMAP_FLAG_SYNC)	999	const_iv (FIEMAP_FLAG_SYNC)
947	const_iv (FIEMAP_FLAG_XATTR)	1000	const_iv (FIEMAP_FLAG_XATTR)
948	const_iv (FIEMAP_FLAGS_COMPAT)	1001	const_iv (FIEMAP_FLAGS_COMPAT)
949	const_iv (FIEMAP_EXTENT_LAST)	1002	const_iv (FIEMAP_EXTENT_LAST)
…		…
961	const_iv (SPLICE_F_MOVE)	1014	const_iv (SPLICE_F_MOVE)
962	const_iv (SPLICE_F_NONBLOCK)	1015	const_iv (SPLICE_F_NONBLOCK)
963	const_iv (SPLICE_F_MORE)	1016	const_iv (SPLICE_F_MORE)
964	const_iv (SPLICE_F_GIFT)	1017	const_iv (SPLICE_F_GIFT)
965		1018
966	const_iv (SEEK_DATA)	1019	/* these are libeio constants, and are independent of gendef0 */
967	const_iv (SEEK_HOLE)
968
969	/* libeio constants */
970	const_eio (SEEK_SET)	1020	const_eio (SEEK_SET)
971	const_eio (SEEK_CUR)	1021	const_eio (SEEK_CUR)
972	const_eio (SEEK_END)	1022	const_eio (SEEK_END)
973		1023
974	const_eio (MCL_FUTURE)	1024	const_eio (MCL_FUTURE)
…		…
983	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	1033	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
984	const_eio (SYNC_FILE_RANGE_WRITE)	1034	const_eio (SYNC_FILE_RANGE_WRITE)
985	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	1035	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
986		1036
987	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)
988		1041
989	const_eio (READDIR_DENTS)	1042	const_eio (READDIR_DENTS)
990	const_eio (READDIR_DIRS_FIRST)	1043	const_eio (READDIR_DIRS_FIRST)
991	const_eio (READDIR_STAT_ORDER)	1044	const_eio (READDIR_STAT_ORDER)
992	const_eio (READDIR_FOUND_UNKNOWN)	1045	const_eio (READDIR_FOUND_UNKNOWN)
…		…
1060	PROTOTYPE: $	1113	PROTOTYPE: $
1061	CODE:	1114	CODE:
1062	max_outstanding = maxreqs;	1115	max_outstanding = maxreqs;
1063		1116
1064	void	1117	void
1065	aio_wd (SV8 pathname, SV callback=&PL_sv_undef)	1118	aio_wd (SV8 pathname, SV callback = &PL_sv_undef)
1066	PPCODE:	1119	PPCODE:
1067	{	1120	{
1068	dREQ;	1121	dREQ;
1069		1122
1070	req->type = EIO_WD_OPEN;	1123	req->type = EIO_WD_OPEN;
…		…
1072		1125
1073	REQ_SEND;	1126	REQ_SEND;
1074	}	1127	}
1075		1128
1076	void	1129	void
1077	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)
1078	PPCODE:	1131	PPCODE:
1079	{	1132	{
1080	dREQ;	1133	dREQ;
1081		1134
1082	req->type = EIO_OPEN;	1135	req->type = EIO_OPEN;
…		…
1086		1139
1087	REQ_SEND;	1140	REQ_SEND;
1088	}	1141	}
1089		1142
1090	void	1143	void
1091	aio_fsync (SV fh, SV callback=&PL_sv_undef)	1144	aio_fsync (SV fh, SV callback = &PL_sv_undef)
1092	ALIAS:	1145	ALIAS:
1093	aio_fsync = EIO_FSYNC	1146	aio_fsync = EIO_FSYNC
1094	aio_fdatasync = EIO_FDATASYNC	1147	aio_fdatasync = EIO_FDATASYNC
1095	aio_syncfs = EIO_SYNCFS	1148	aio_syncfs = EIO_SYNCFS
1096	PPCODE:	1149	PPCODE:
1097	{	1150	{
1098	int fd = s_fileno_croak (fh, 0);	1151	int fd = s_fileno_croak (fh, 0);
1099	dREQ;	1152	dREQ;
1100		1153
1101	req->type = ix;	1154	req->type = ix;
1102	req->sv1 = newSVsv (fh);	1155	req->sv1 = newSVsv (fh);
1103	req->int1 = fd;	1156	req->int1 = fd;
1104		1157
1105	REQ_SEND;	1158	REQ_SEND;
1106	}	1159	}
1107		1160
1108	void	1161	void
1109	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)
1110	PPCODE:	1163	PPCODE:
1111	{	1164	{
1112	int fd = s_fileno_croak (fh, 0);	1165	int fd = s_fileno_croak (fh, 0);
1113	dREQ;	1166	dREQ;
1114		1167
1115	req->type = EIO_SYNC_FILE_RANGE;	1168	req->type = EIO_SYNC_FILE_RANGE;
1116	req->sv1 = newSVsv (fh);	1169	req->sv1 = newSVsv (fh);
1117	req->int1 = fd;	1170	req->int1 = fd;
…		…
1121		1174
1122	REQ_SEND;	1175	REQ_SEND;
1123	}	1176	}
1124		1177
1125	void	1178	void
1126	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)
1127	PPCODE:	1180	PPCODE:
1128	{	1181	{
1129	int fd = s_fileno_croak (fh, 0);	1182	int fd = s_fileno_croak (fh, 0);
1130	dREQ;	1183	dREQ;
1131		1184
1132	req->type = EIO_FALLOCATE;	1185	req->type = EIO_FALLOCATE;
1133	req->sv1 = newSVsv (fh);	1186	req->sv1 = newSVsv (fh);
1134	req->int1 = fd;	1187	req->int1 = fd;
…		…
1138		1191
1139	REQ_SEND;	1192	REQ_SEND;
1140	}	1193	}
1141		1194
1142	void	1195	void
1143	aio_close (SV fh, SV callback=&PL_sv_undef)	1196	aio_close (SV fh, SV callback = &PL_sv_undef)
1144	PPCODE:	1197	PPCODE:
1145	{	1198	{
1146	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 */
1147	int fd = s_fileno_croak (fh, 0);	1200	int fd = s_fileno_croak (fh, 0);
1148	dREQ;	1201	dREQ;
1149		1202
1150	if (expect_false (close_fd < 0))	1203	if (expect_false (close_fd < 0))
1151	{	1204	{
1152	int pipefd [2];	1205	int pipefd [2];
…		…
1172		1225
1173	REQ_SEND;	1226	REQ_SEND;
1174	}	1227	}
1175		1228
1176	void	1229	void
1177	aio_seek (SV fh, SV offset, int whence, SV *callback=&PL_sv_undef)	1230	aio_seek (SV fh, SV offset, int whence, SV *callback = &PL_sv_undef)
1178	PPCODE:	1231	PPCODE:
1179	{	1232	{
1180	int fd = s_fileno_croak (fh, 0);	1233	int fd = s_fileno_croak (fh, 0);
1181	dREQ;	1234	dREQ;
1182		1235
…		…
1188		1241
1189	REQ_SEND;	1242	REQ_SEND;
1190	}	1243	}
1191		1244
1192	void	1245	void
1193	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)
1194	ALIAS:	1247	ALIAS:
1195	aio_read = EIO_READ	1248	aio_read = EIO_READ
1196	aio_write = EIO_WRITE	1249	aio_write = EIO_WRITE
1197	PPCODE:	1250	PPCODE:
1198	{	1251	{
…		…
1214	len = svlen - dataoffset;	1267	len = svlen - dataoffset;
1215	}	1268	}
1216	else	1269	else
1217	{	1270	{
1218	/* read: check type and grow scalar as necessary */	1271	/* read: check type and grow scalar as necessary */
1219	SvUPGRADE (data, SVt_PV);	1272	if (!SvPOK (data) \|\| SvLEN (data) >= SvCUR (data))
1220	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");
1221	}	1276	}
1222		1277
1223	{	1278	{
1224	dREQ;	1279	dREQ;
1225		1280
…		…
1241	REQ_SEND;	1296	REQ_SEND;
1242	}	1297	}
1243	}	1298	}
1244		1299
1245	void	1300	void
1246	aio_readlink (SV8 pathname, SV callback=&PL_sv_undef)	1301	aio_readlink (SV8 pathname, SV callback = &PL_sv_undef)
1247	ALIAS:	1302	ALIAS:
1248	aio_readlink = EIO_READLINK	1303	aio_readlink = EIO_READLINK
1249	aio_realpath = EIO_REALPATH	1304	aio_realpath = EIO_REALPATH
1250	PPCODE:	1305	PPCODE:
1251	{	1306	{
…		…
1256		1311
1257	REQ_SEND;	1312	REQ_SEND;
1258	}	1313	}
1259		1314
1260	void	1315	void
1261	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1316	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1262	PPCODE:	1317	PPCODE:
1263	{	1318	{
1264	int ifd = s_fileno_croak (in_fh , 0);	1319	int ifd = s_fileno_croak (in_fh , 0);
1265	int ofd = s_fileno_croak (out_fh, 1);	1320	int ofd = s_fileno_croak (out_fh, 1);
1266	dREQ;	1321	dREQ;
1267		1322
1268	req->type = EIO_SENDFILE;	1323	req->type = EIO_SENDFILE;
1269	req->sv1 = newSVsv (out_fh);	1324	req->sv1 = newSVsv (out_fh);
1270	req->int1 = ofd;	1325	req->int1 = ofd;
…		…
1275		1330
1276	REQ_SEND;	1331	REQ_SEND;
1277	}	1332	}
1278		1333
1279	void	1334	void
1280	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1335	aio_readahead (SV fh, off_t offset, size_t length, SV callback = &PL_sv_undef)
1281	PPCODE:	1336	PPCODE:
1282	{	1337	{
1283	int fd = s_fileno_croak (fh, 0);	1338	int fd = s_fileno_croak (fh, 0);
1284	dREQ;	1339	dREQ;
1285		1340
1286	req->type = EIO_READAHEAD;	1341	req->type = EIO_READAHEAD;
1287	req->sv1 = newSVsv (fh);	1342	req->sv1 = newSVsv (fh);
1288	req->int1 = fd;	1343	req->int1 = fd;
…		…
1291		1346
1292	REQ_SEND;	1347	REQ_SEND;
1293	}	1348	}
1294		1349
1295	void	1350	void
1296	aio_stat (SV8 fh_or_path, SV callback=&PL_sv_undef)	1351	aio_stat (SV8 fh_or_path, SV callback = &PL_sv_undef)
1297	ALIAS:	1352	ALIAS:
1298	aio_stat = EIO_STAT	1353	aio_stat = EIO_STAT
1299	aio_lstat = EIO_LSTAT	1354	aio_lstat = EIO_LSTAT
1300	aio_statvfs = EIO_STATVFS	1355	aio_statvfs = EIO_STATVFS
1301	PPCODE:	1356	PPCODE:
…		…
1322	RETVAL = makedev (maj, min);	1377	RETVAL = makedev (maj, min);
1323	OUTPUT:	1378	OUTPUT:
1324	RETVAL	1379	RETVAL
1325		1380
1326	void	1381	void
1327	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)	1382	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback = &PL_sv_undef)
1328	PPCODE:	1383	PPCODE:
1329	{	1384	{
1330	dREQ;	1385	dREQ;
1331		1386
1332	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1387	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
…		…
1335		1390
1336	REQ_SEND;	1391	REQ_SEND;
1337	}	1392	}
1338		1393
1339	void	1394	void
1340	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)	1395	aio_truncate (SV8 fh_or_path, SV offset, SV *callback = &PL_sv_undef)
1341	PPCODE:	1396	PPCODE:
1342	{	1397	{
1343	dREQ;	1398	dREQ;
1344		1399
1345	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1400	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
…		…
1347		1402
1348	REQ_SEND;	1403	REQ_SEND;
1349	}	1404	}
1350		1405
1351	void	1406	void
1352	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)	1407	aio_chmod (SV8 fh_or_path, int mode, SV callback = &PL_sv_undef)
1353	PPCODE:	1408	PPCODE:
1354	{	1409	{
1355	dREQ;	1410	dREQ;
1356		1411
1357	req->int2 = mode;	1412	req->int2 = mode;
…		…
1359		1414
1360	REQ_SEND;	1415	REQ_SEND;
1361	}	1416	}
1362		1417
1363	void	1418	void
1364	aio_chown (SV8 fh_or_path, SV uid, SV gid, SV callback=&PL_sv_undef)	1419	aio_chown (SV8 fh_or_path, SV uid, SV gid, SV callback = &PL_sv_undef)
1365	PPCODE:	1420	PPCODE:
1366	{	1421	{
1367	dREQ;	1422	dREQ;
1368		1423
1369	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1424	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
…		…
1372		1427
1373	REQ_SEND;	1428	REQ_SEND;
1374	}	1429	}
1375		1430
1376	void	1431	void
1377	aio_readdirx (SV8 pathname, IV flags, SV callback=&PL_sv_undef)	1432	aio_readdirx (SV8 pathname, IV flags, SV callback = &PL_sv_undef)
1378	PPCODE:	1433	PPCODE:
1379	{	1434	{
1380	dREQ;	1435	dREQ;
1381		1436
1382	req->type = EIO_READDIR;	1437	req->type = EIO_READDIR;
…		…
1389		1444
1390	REQ_SEND;	1445	REQ_SEND;
1391	}	1446	}
1392		1447
1393	void	1448	void
1394	aio_mkdir (SV8 pathname, int mode, SV callback=&PL_sv_undef)	1449	aio_mkdir (SV8 pathname, int mode, SV callback = &PL_sv_undef)
1395	PPCODE:	1450	PPCODE:
1396	{	1451	{
1397	dREQ;	1452	dREQ;
1398		1453
1399	req->type = EIO_MKDIR;	1454	req->type = EIO_MKDIR;
…		…
1402		1457
1403	REQ_SEND;	1458	REQ_SEND;
1404	}	1459	}
1405		1460
1406	void	1461	void
1407	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1462	aio_unlink (SV8 pathname, SV callback = &PL_sv_undef)
1408	ALIAS:	1463	ALIAS:
1409	aio_unlink = EIO_UNLINK	1464	aio_unlink = EIO_UNLINK
1410	aio_rmdir = EIO_RMDIR	1465	aio_rmdir = EIO_RMDIR
1411	aio_readdir = EIO_READDIR	1466	aio_readdir = EIO_READDIR
1412	PPCODE:	1467	PPCODE:
…		…
1418		1473
1419	REQ_SEND;	1474	REQ_SEND;
1420	}	1475	}
1421		1476
1422	void	1477	void
1423	aio_link (SV8 oldpath, SV8 newpath, SV *callback=&PL_sv_undef)	1478	aio_link (SV8 oldpath, SV8 newpath, SV *callback = &PL_sv_undef)
1424	ALIAS:	1479	ALIAS:
1425	aio_link = EIO_LINK	1480	aio_link = EIO_LINK
1426	aio_symlink = EIO_SYMLINK	1481	aio_symlink = EIO_SYMLINK
1427	aio_rename = EIO_RENAME	1482	aio_rename = EIO_RENAME
1428	PPCODE:	1483	PPCODE:
…		…
1437		1492
1438	REQ_SEND;	1493	REQ_SEND;
1439	}	1494	}
1440		1495
1441	void	1496	void
1442	aio_mknod (SV8 pathname, int mode, UV dev, SV callback=&PL_sv_undef)	1497	aio_mknod (SV8 pathname, int mode, UV dev, SV callback = &PL_sv_undef)
1443	PPCODE:	1498	PPCODE:
1444	{	1499	{
1445	dREQ;	1500	dREQ;
1446		1501
1447	req->type = EIO_MKNOD;	1502	req->type = EIO_MKNOD;
…		…
1451		1506
1452	REQ_SEND;	1507	REQ_SEND;
1453	}	1508	}
1454		1509
1455	void	1510	void
1456	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1511	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1457	ALIAS:	1512	ALIAS:
1458	aio_mtouch = EIO_MTOUCH	1513	aio_mtouch = EIO_MTOUCH
1459	aio_msync = EIO_MSYNC	1514	aio_msync = EIO_MSYNC
1460	PPCODE:	1515	PPCODE:
1461	{	1516	{
…		…
1484	REQ_SEND;	1539	REQ_SEND;
1485	}	1540	}
1486	}	1541	}
1487		1542
1488	void	1543	void
1489	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback=&PL_sv_undef)	1544	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1490	PPCODE:	1545	PPCODE:
1491	{	1546	{
1492	STRLEN svlen;	1547	STRLEN svlen;
1493	char *svptr = SvPVbyte (data, svlen);	1548	char *svptr = SvPVbyte (data, svlen);
1494	UV len = SvUV (length);	1549	UV len = SvUV (length);
…		…
1513	REQ_SEND;	1568	REQ_SEND;
1514	}	1569	}
1515	}	1570	}
1516		1571
1517	void	1572	void
1518	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)	1573	aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1519	PPCODE:	1574	PPCODE:
1520	{	1575	{
1521	dREQ;	1576	dREQ;
1522		1577
1523	req->type = EIO_MLOCKALL;	1578	req->type = EIO_MLOCKALL;
…		…
1525		1580
1526	REQ_SEND;	1581	REQ_SEND;
1527	}	1582	}
1528		1583
1529	void	1584	void
1530	aio_fiemap (SV fh, off_t start, SV length, U32 flags, SV count, SV callback=&PL_sv_undef)	1585	aio_fiemap (SV fh, off_t start, SV length, U32 flags, SV count, SV callback = &PL_sv_undef)
1531	PPCODE:	1586	PPCODE:
1532	{	1587	{
1533	int fd = s_fileno_croak (fh, 0);	1588	int fd = s_fileno_croak (fh, 0);
1534	dREQ;	1589	dREQ;
1535		1590
1536	req->type = EIO_CUSTOM;	1591	req->type = EIO_CUSTOM;
1537	req->sv1 = newSVsv (fh);	1592	req->sv1 = newSVsv (fh);
1538	req->int1 = fd;	1593	req->int1 = fd;
…		…
1548		1603
1549	REQ_SEND;	1604	REQ_SEND;
1550	}	1605	}
1551		1606
1552	void	1607	void
1553	aio_busy (double delay, SV *callback=&PL_sv_undef)	1608	aio_busy (double delay, SV *callback = &PL_sv_undef)
1554	PPCODE:	1609	PPCODE:
1555	{	1610	{
1556	dREQ;	1611	dREQ;
1557		1612
1558	req->type = EIO_BUSY;	1613	req->type = EIO_BUSY;
…		…
1560		1615
1561	REQ_SEND;	1616	REQ_SEND;
1562	}	1617	}
1563		1618
1564	void	1619	void
1565	aio_group (SV *callback=&PL_sv_undef)	1620	aio_group (SV *callback = &PL_sv_undef)
1566	PPCODE:	1621	PPCODE:
1567	{	1622	{
1568	dREQ;	1623	dREQ;
1569		1624
1570	req->type = EIO_GROUP;	1625	req->type = EIO_GROUP;
1571		1626
		1627	PUTBACK;
1572	req_submit (req);	1628	req_submit (req);
		1629	SPAGAIN;
		1630
1573	XPUSHs (req_sv (req, aio_grp_stash));	1631	XPUSHs (req_sv (req, aio_grp_stash));
1574	}	1632	}
1575		1633
1576	void	1634	void
1577	aio_nop (SV *callback=&PL_sv_undef)	1635	aio_nop (SV *callback = &PL_sv_undef)
1578	ALIAS:	1636	ALIAS:
1579	aio_nop = EIO_NOP	1637	aio_nop = EIO_NOP
1580	aio_sync = EIO_SYNC	1638	aio_sync = EIO_SYNC
1581	PPCODE:	1639	PPCODE:
1582	{	1640	{
…		…
1586		1644
1587	REQ_SEND;	1645	REQ_SEND;
1588	}	1646	}
1589		1647
1590	int	1648	int
1591	aioreq_pri (int pri = 0)	1649	aioreq_pri (int pri = NO_INIT)
1592	CODE:	1650	CODE:
1593	RETVAL = next_pri;	1651	RETVAL = next_pri;
1594	if (items > 0)	1652	if (items > 0)
1595	{	1653	{
1596	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1654	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1686	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1744	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1687	OUTPUT:	1745	OUTPUT:
1688	RETVAL	1746	RETVAL
1689		1747
1690	void	1748	void
1691	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1749	mmap (SV scalar, STRLEN length, int prot, int flags, SV fh = &PL_sv_undef, off_t offset = 0)
1692	PPCODE:	1750	PPCODE:
1693	sv_unmagic (scalar, MMAP_MAGIC);	1751	sv_unmagic (scalar, MMAP_MAGIC);
1694	{	1752	{
1695	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1753	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1696	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1754	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1723	munmap (SV *scalar)	1781	munmap (SV *scalar)
1724	CODE:	1782	CODE:
1725	sv_unmagic (scalar, MMAP_MAGIC);	1783	sv_unmagic (scalar, MMAP_MAGIC);
1726		1784
1727	int	1785	int
1728	madvise (SV scalar, off_t offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)	1786	madvise (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
1729	ALIAS:	1787	ALIAS:
1730	mprotect = 1	1788	mprotect = 1
1731	CODE:	1789	CODE:
1732	{	1790	{
1733	STRLEN svlen;	1791	STRLEN svlen;
1734	void *addr = SvPVbyte (scalar, svlen);	1792	void *addr = SvPVbyte (scalar, svlen);
1735	size_t len = SvUV (length);	1793	STRLEN len = SvUV (length);
1736		1794
1737	if (offset < 0)	1795	if (offset < 0)
1738	offset += svlen;	1796	offset += svlen;
1739		1797
1740	if (offset < 0 \|\| offset > svlen)	1798	if (offset < 0 \|\| offset > svlen)
…		…
1754	}	1812	}
1755	OUTPUT:	1813	OUTPUT:
1756	RETVAL	1814	RETVAL
1757		1815
1758	int	1816	int
1759	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)	1817	munlock (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef)
1760	CODE:	1818	CODE:
1761	{	1819	{
1762	STRLEN svlen;	1820	STRLEN svlen;
1763	void *addr = SvPVbyte (scalar, svlen);	1821	void *addr = SvPVbyte (scalar, svlen);
1764	size_t len = SvUV (length);	1822	size_t len = SvUV (length);
1765		1823
1766	if (offset < 0)	1824	if (offset < 0)
1767	offset += svlen;	1825	offset += svlen;
1768		1826
…		…
1820	#else	1878	#else
1821	RETVAL = EIO_ENOSYS ();	1879	RETVAL = EIO_ENOSYS ();
1822	#endif	1880	#endif
1823	OUTPUT:	1881	OUTPUT:
1824	RETVAL	1882	RETVAL
		1883
		1884	int
		1885	pipesize (aio_rfd rfh, int new_size = -1)
		1886	PROTOTYPE: $;$
		1887	CODE:
		1888	#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
		1889	if (new_size >= 0)
		1890	RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
		1891	else
		1892	RETVAL = fcntl (rfh, F_GETPIPE_SZ);
		1893	#else
		1894	errno = ENOSYS;
		1895	RETVAL = -1;
		1896	#endif
		1897	OUTPUT:
		1898	RETVAL
		1899
		1900	void
		1901	pipe2 (int flags = 0)
		1902	PROTOTYPE: ;$
		1903	PPCODE:
		1904	{
		1905	int fd[2];
		1906	int res;
		1907
		1908	if (flags)
		1909	#if HAVE_PIPE2
		1910	res = pipe2 (fd, flags);
		1911	#else
		1912	res = (errno = ENOSYS, -1);
		1913	#endif
		1914	else
		1915	res = pipe (fd);
		1916
		1917	if (!res)
		1918	{
		1919	EXTEND (SP, 2);
		1920	PUSHs (newmortalFH (fd[0], O_RDONLY));
		1921	PUSHs (newmortalFH (fd[1], O_WRONLY));
		1922	}
		1923	}
1825		1924
1826	void _on_next_submit (SV *cb)	1925	void _on_next_submit (SV *cb)
1827	CODE:	1926	CODE:
1828	SvREFCNT_dec (on_next_submit);	1927	SvREFCNT_dec (on_next_submit);
1829	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1928	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
…		…
1864	cancel (aio_req_ornot req)	1963	cancel (aio_req_ornot req)
1865	CODE:	1964	CODE:
1866	eio_cancel (req);	1965	eio_cancel (req);
1867		1966
1868	void	1967	void
1869	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)	1968	cb (aio_req_ornot req, SV *callback = NO_INIT)
1870	PPCODE:	1969	PPCODE:
1871	{	1970	{
1872	if (GIMME_V != G_VOID)	1971	if (GIMME_V != G_VOID)
1873	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);	1972	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1874		1973
1875	if (items > 1)	1974	if (items > 1)
1876	{	1975	{
1877	SV *cb_cv =get_cb (callback);	1976	SV *cb_cv = get_cb (callback);
1878		1977
1879	SvREFCNT_dec (req->callback);	1978	SvREFCNT_dec (req->callback);
1880	req->callback = SvREFCNT_inc (cb_cv);	1979	req->callback = SvREFCNT_inc (cb_cv);
1881	}	1980	}
1882	}	1981	}
…		…
1939	limit (aio_req grp, int limit)	2038	limit (aio_req grp, int limit)
1940	CODE:	2039	CODE:
1941	eio_grp_limit (grp, limit);	2040	eio_grp_limit (grp, limit);
1942		2041
1943	void	2042	void
1944	feed (aio_req grp, SV *callback=&PL_sv_undef)	2043	feed (aio_req grp, SV *callback = &PL_sv_undef)
1945	CODE:	2044	CODE:
1946	{	2045	{
1947	SvREFCNT_dec (grp->sv2);	2046	SvREFCNT_dec (grp->sv2);
1948	grp->sv2 = newSVsv (callback);	2047	grp->sv2 = newSVsv (callback);
1949	grp->feed = aio_grp_feed;	2048	grp->feed = aio_grp_feed;

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.213 by root, Tue Apr 10 05:01:33 2012 UTC vs. Revision 1.238 by root, Thu Jan 21 23:04:46 2016 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.213 by root, Tue Apr 10 05:01:33 2012 UTC vs.
Revision 1.238 by root, Thu Jan 21 23:04:46 2016 UTC