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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.219 by root, Fri Jul 27 18:43:25 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 72 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 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_mapped_extents < count)	251	if (e->fe_flags & FIEMAP_EXTENT_LAST)
200	/* either autosizing succeeded,	252	goto done;
201	* or the file had no extents
202	* or we luckily had enough space */
203	break;
204		253
205	/* some kernels overwrite fm_length, so just reset everything */	254	}
206	fiemap->fm_start = req->offs;
207	fiemap->fm_length = req->size;
208	fiemap->fm_flags = req->int2;
209	fiemap->fm_extent_count = 0;
210
211	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
212	return;
213
214	/* to work around a kernel bug, we allocate one more */
215	count = fiemap->fm_mapped_extents + 1;
216
217	free (fiemap);
218	}	255	}
219		256
		257	done:
220	req->result = 0;	258	req->result = 0;
221		259
222	#else	260	#else
223	errno = ENOSYS;	261	errno = ENOSYS;
224	#endif	262	#endif
…		…
271	}	309	}
272		310
273	static SV *	311	static SV *
274	newSVaio_wd (aio_wd wd)	312	newSVaio_wd (aio_wd wd)
275	{	313	{
276	return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);	314	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
277	}	315	}
278		316
279	static aio_req	317	static aio_req
280	SvAIO_REQ (SV *sv)	318	SvAIO_REQ (SV *sv)
281	{	319	{
…		…
300	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG	338	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG
301	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)	339	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)
302	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");
303		341
304	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;
305	}	368	}
306		369
307	static void	370	static void
308	aio_grp_feed (aio_req grp)	371	aio_grp_feed (aio_req grp)
309	{	372	{
…		…
437	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))));
438	}	501	}
439	break;	502	break;
440		503
441	case EIO_OPEN:	504	case EIO_OPEN:
442	{	505	PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR)));
443	/* convert fd to fh */
444	SV *fh = &PL_sv_undef;
445
446	if (req->result >= 0)
447	{
448	GV gv = (GV )sv_newmortal ();
449	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);
450	char sym [64];
451	int symlen;
452
453	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
454	gv_init (gv, aio_stash, sym, symlen, 0);
455
456	symlen = snprintf (
457	sym,
458	sizeof (sym),
459	"%s&=%d",
460	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
461	(int)req->result
462	);
463
464	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
465	fh = (SV *)gv;
466	}
467
468	PUSHs (fh);
469	}
470	break;	506	break;
471		507
472	case EIO_STATVFS:	508	case EIO_STATVFS:
473	case EIO_FSTATVFS:	509	case EIO_FSTATVFS:
474	{	510	{
…		…
477	#ifndef _WIN32	513	#ifndef _WIN32
478	if (req->result >= 0)	514	if (req->result >= 0)
479	{	515	{
480	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	516	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
481	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));
482		523
483	rv = sv_2mortal (newRV_noinc ((SV *)hv));	524	rv = sv_2mortal (newRV_noinc ((SV *)hv));
484		525
485	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);
486	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);
…		…
488	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);
489	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);
490	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);
491	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);
492	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);
493	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	534	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
494	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);
495	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);
496	}	537	}
497	#endif	538	#endif
498		539
…		…
663	{	704	{
664	while (eio_nreqs ())	705	while (eio_nreqs ())
665	{	706	{
666	int size;	707	int size;
667		708
668	X_LOCK (reslock);	709	X_LOCK (EIO_POOL->reslock);
669	size = res_queue.size;	710	size = EIO_POOL->res_queue.size;
670	X_UNLOCK (reslock);	711	X_UNLOCK (EIO_POOL->reslock);
671		712
672	if (size)	713	if (size)
673	return;	714	return;
674		715
675	etp_maybe_start_thread ();	716	etp_maybe_start_thread (EIO_POOL);
676		717
677	s_epipe_wait (&respipe);	718	s_epipe_wait (&respipe);
678	}	719	}
679	}	720	}
680		721
…		…
711	# define munmap(addr,length) EIO_ENOSYS ()	752	# define munmap(addr,length) EIO_ENOSYS ()
712	#endif	753	#endif
713		754
714	#if !_POSIX_MEMORY_PROTECTION	755	#if !_POSIX_MEMORY_PROTECTION
715	# define mprotect(addr,len,prot) EIO_ENOSYS ()	756	# define mprotect(addr,len,prot) EIO_ENOSYS ()
716	# define PROT_NONE 0
717	# define PROT_WRITE 0
718	# define MAP_PRIVATE 0
719	# define MAP_SHARED 0
720	# define MAP_FIXED 0
721	#endif	757	#endif
722		758
723	#define MMAP_MAGIC PERL_MAGIC_ext	759	#define MMAP_MAGIC PERL_MAGIC_ext
724		760
725	static int ecb_cold	761	static int ecb_cold
…		…
865	} *civ, const_iv[] = {	901	} *civ, const_iv[] = {
866	# define const_niv(name, value) { # name, (IV) value },	902	# define const_niv(name, value) { # name, (IV) value },
867	# define const_iv(name) { # name, (IV) name },	903	# define const_iv(name) { # name, (IV) name },
868	# define const_eio(name) { # name, (IV) EIO_ ## name },	904	# define const_eio(name) { # name, (IV) EIO_ ## name },
869		905
870	/* 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 */
871		907	/* the first block can be undef if missing */
872	const_iv (ENOSYS)	908	const_iv (ENOSYS)
873	const_iv (EXDEV)	909	const_iv (EXDEV)
874	const_iv (EBADR)	910	const_iv (EBADR)
875		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 */
876	const_iv (O_RDONLY)	930	const_iv (O_RDONLY)
877	const_iv (O_WRONLY)	931	const_iv (O_WRONLY)
878	const_iv (O_RDWR)	932	const_iv (O_RDWR)
879	const_iv (O_CREAT)	933	const_iv (O_CREAT)
880	const_iv (O_TRUNC)	934	const_iv (O_TRUNC)
…		…
893	const_iv (O_SEARCH)	947	const_iv (O_SEARCH)
894	const_iv (O_DIRECTORY)	948	const_iv (O_DIRECTORY)
895	const_iv (O_DSYNC)	949	const_iv (O_DSYNC)
896	const_iv (O_RSYNC)	950	const_iv (O_RSYNC)
897	const_iv (O_SYNC)	951	const_iv (O_SYNC)
		952	const_iv (O_PATH)
		953	const_iv (O_TMPFILE)
898	const_iv (O_TTY_INIT)	954	const_iv (O_TTY_INIT)
899		955
900	const_iv (S_IFIFO)	956	const_iv (S_IFIFO)
901	const_iv (S_IFCHR)	957	const_iv (S_IFCHR)
902	const_iv (S_IFBLK)	958	const_iv (S_IFBLK)
…		…
904	const_iv (S_IFREG)	960	const_iv (S_IFREG)
905	const_iv (S_IFDIR)	961	const_iv (S_IFDIR)
906	const_iv (S_IFWHT)	962	const_iv (S_IFWHT)
907	const_iv (S_IFSOCK)	963	const_iv (S_IFSOCK)
908	const_iv (S_IFMT)	964	const_iv (S_IFMT)
909
910	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
911	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
912	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
913	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
914	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
915	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
916
917	const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
918	const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
919	const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
920	const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
921	const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
922		965
923	const_iv (ST_RDONLY)	966	const_iv (ST_RDONLY)
924	const_iv (ST_NOSUID)	967	const_iv (ST_NOSUID)
925	const_iv (ST_NODEV)	968	const_iv (ST_NODEV)
926	const_iv (ST_NOEXEC)	969	const_iv (ST_NOEXEC)
…		…
936	const_iv (PROT_NONE)	979	const_iv (PROT_NONE)
937	const_iv (PROT_EXEC)	980	const_iv (PROT_EXEC)
938	const_iv (PROT_READ)	981	const_iv (PROT_READ)
939	const_iv (PROT_WRITE)	982	const_iv (PROT_WRITE)
940		983
941	/const_iv (MAP_FIXED)/
942	const_iv (MAP_PRIVATE)	984	const_iv (MAP_PRIVATE)
943	const_iv (MAP_SHARED)	985	const_iv (MAP_SHARED)
		986	const_iv (MAP_FIXED)
944	const_iv (MAP_ANONYMOUS)	987	const_iv (MAP_ANONYMOUS)
945		988
946	/* linuxish */	989	/* linuxish */
947	const_iv (MAP_HUGETLB)
948	const_iv (MAP_LOCKED)	990	const_iv (MAP_LOCKED)
949	const_iv (MAP_NORESERVE)	991	const_iv (MAP_NORESERVE)
950	const_iv (MAP_POPULATE)	992	const_iv (MAP_POPULATE)
951	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)
952		998
953	const_iv (FIEMAP_FLAG_SYNC)	999	const_iv (FIEMAP_FLAG_SYNC)
954	const_iv (FIEMAP_FLAG_XATTR)	1000	const_iv (FIEMAP_FLAG_XATTR)
955	const_iv (FIEMAP_FLAGS_COMPAT)	1001	const_iv (FIEMAP_FLAGS_COMPAT)
956	const_iv (FIEMAP_EXTENT_LAST)	1002	const_iv (FIEMAP_EXTENT_LAST)
…		…
968	const_iv (SPLICE_F_MOVE)	1014	const_iv (SPLICE_F_MOVE)
969	const_iv (SPLICE_F_NONBLOCK)	1015	const_iv (SPLICE_F_NONBLOCK)
970	const_iv (SPLICE_F_MORE)	1016	const_iv (SPLICE_F_MORE)
971	const_iv (SPLICE_F_GIFT)	1017	const_iv (SPLICE_F_GIFT)
972		1018
973	const_iv (SEEK_DATA)	1019	/* these are libeio constants, and are independent of gendef0 */
974	const_iv (SEEK_HOLE)
975
976	/* libeio constants */
977	const_eio (SEEK_SET)	1020	const_eio (SEEK_SET)
978	const_eio (SEEK_CUR)	1021	const_eio (SEEK_CUR)
979	const_eio (SEEK_END)	1022	const_eio (SEEK_END)
980		1023
981	const_eio (MCL_FUTURE)	1024	const_eio (MCL_FUTURE)
…		…
991	const_eio (SYNC_FILE_RANGE_WRITE)	1034	const_eio (SYNC_FILE_RANGE_WRITE)
992	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	1035	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
993		1036
994	const_eio (FALLOC_FL_KEEP_SIZE)	1037	const_eio (FALLOC_FL_KEEP_SIZE)
995	const_eio (FALLOC_FL_PUNCH_HOLE)	1038	const_eio (FALLOC_FL_PUNCH_HOLE)
		1039	const_eio (FALLOC_FL_COLLAPSE_RANGE)
		1040	const_eio (FALLOC_FL_ZERO_RANGE)
996		1041
997	const_eio (READDIR_DENTS)	1042	const_eio (READDIR_DENTS)
998	const_eio (READDIR_DIRS_FIRST)	1043	const_eio (READDIR_DIRS_FIRST)
999	const_eio (READDIR_STAT_ORDER)	1044	const_eio (READDIR_STAT_ORDER)
1000	const_eio (READDIR_FOUND_UNKNOWN)	1045	const_eio (READDIR_FOUND_UNKNOWN)
…		…
1068	PROTOTYPE: $	1113	PROTOTYPE: $
1069	CODE:	1114	CODE:
1070	max_outstanding = maxreqs;	1115	max_outstanding = maxreqs;
1071		1116
1072	void	1117	void
1073	aio_wd (SV8 pathname, SV callback=&PL_sv_undef)	1118	aio_wd (SV8 pathname, SV callback = &PL_sv_undef)
1074	PPCODE:	1119	PPCODE:
1075	{	1120	{
1076	dREQ;	1121	dREQ;
1077		1122
1078	req->type = EIO_WD_OPEN;	1123	req->type = EIO_WD_OPEN;
…		…
1080		1125
1081	REQ_SEND;	1126	REQ_SEND;
1082	}	1127	}
1083		1128
1084	void	1129	void
1085	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)
1086	PPCODE:	1131	PPCODE:
1087	{	1132	{
1088	dREQ;	1133	dREQ;
1089		1134
1090	req->type = EIO_OPEN;	1135	req->type = EIO_OPEN;
…		…
1094		1139
1095	REQ_SEND;	1140	REQ_SEND;
1096	}	1141	}
1097		1142
1098	void	1143	void
1099	aio_fsync (SV fh, SV callback=&PL_sv_undef)	1144	aio_fsync (SV fh, SV callback = &PL_sv_undef)
1100	ALIAS:	1145	ALIAS:
1101	aio_fsync = EIO_FSYNC	1146	aio_fsync = EIO_FSYNC
1102	aio_fdatasync = EIO_FDATASYNC	1147	aio_fdatasync = EIO_FDATASYNC
1103	aio_syncfs = EIO_SYNCFS	1148	aio_syncfs = EIO_SYNCFS
1104	PPCODE:	1149	PPCODE:
1105	{	1150	{
1106	int fd = s_fileno_croak (fh, 0);	1151	int fd = s_fileno_croak (fh, 0);
1107	dREQ;	1152	dREQ;
1108		1153
1109	req->type = ix;	1154	req->type = ix;
1110	req->sv1 = newSVsv (fh);	1155	req->sv1 = newSVsv (fh);
1111	req->int1 = fd;	1156	req->int1 = fd;
1112		1157
1113	REQ_SEND;	1158	REQ_SEND;
1114	}	1159	}
1115		1160
1116	void	1161	void
1117	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)
1118	PPCODE:	1163	PPCODE:
1119	{	1164	{
1120	int fd = s_fileno_croak (fh, 0);	1165	int fd = s_fileno_croak (fh, 0);
1121	dREQ;	1166	dREQ;
1122		1167
1123	req->type = EIO_SYNC_FILE_RANGE;	1168	req->type = EIO_SYNC_FILE_RANGE;
1124	req->sv1 = newSVsv (fh);	1169	req->sv1 = newSVsv (fh);
1125	req->int1 = fd;	1170	req->int1 = fd;
…		…
1129		1174
1130	REQ_SEND;	1175	REQ_SEND;
1131	}	1176	}
1132		1177
1133	void	1178	void
1134	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)
1135	PPCODE:	1180	PPCODE:
1136	{	1181	{
1137	int fd = s_fileno_croak (fh, 0);	1182	int fd = s_fileno_croak (fh, 0);
1138	dREQ;	1183	dREQ;
1139		1184
1140	req->type = EIO_FALLOCATE;	1185	req->type = EIO_FALLOCATE;
1141	req->sv1 = newSVsv (fh);	1186	req->sv1 = newSVsv (fh);
1142	req->int1 = fd;	1187	req->int1 = fd;
…		…
1146		1191
1147	REQ_SEND;	1192	REQ_SEND;
1148	}	1193	}
1149		1194
1150	void	1195	void
1151	aio_close (SV fh, SV callback=&PL_sv_undef)	1196	aio_close (SV fh, SV callback = &PL_sv_undef)
1152	PPCODE:	1197	PPCODE:
1153	{	1198	{
1154	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 */
1155	int fd = s_fileno_croak (fh, 0);	1200	int fd = s_fileno_croak (fh, 0);
1156	dREQ;	1201	dREQ;
1157		1202
1158	if (expect_false (close_fd < 0))	1203	if (expect_false (close_fd < 0))
1159	{	1204	{
1160	int pipefd [2];	1205	int pipefd [2];
…		…
1180		1225
1181	REQ_SEND;	1226	REQ_SEND;
1182	}	1227	}
1183		1228
1184	void	1229	void
1185	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)
1186	PPCODE:	1231	PPCODE:
1187	{	1232	{
1188	int fd = s_fileno_croak (fh, 0);	1233	int fd = s_fileno_croak (fh, 0);
1189	dREQ;	1234	dREQ;
1190		1235
…		…
1196		1241
1197	REQ_SEND;	1242	REQ_SEND;
1198	}	1243	}
1199		1244
1200	void	1245	void
1201	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)
1202	ALIAS:	1247	ALIAS:
1203	aio_read = EIO_READ	1248	aio_read = EIO_READ
1204	aio_write = EIO_WRITE	1249	aio_write = EIO_WRITE
1205	PPCODE:	1250	PPCODE:
1206	{	1251	{
…		…
1222	len = svlen - dataoffset;	1267	len = svlen - dataoffset;
1223	}	1268	}
1224	else	1269	else
1225	{	1270	{
1226	/* read: check type and grow scalar as necessary */	1271	/* read: check type and grow scalar as necessary */
1227	SvUPGRADE (data, SVt_PV);
1228	if (SvLEN (data) >= SvCUR (data))	1272	if (!SvPOK (data) \|\| SvLEN (data) >= SvCUR (data))
1229	svptr = SvGROW (data, len + dataoffset + 1);	1273	svptr = sv_grow (data, len + dataoffset + 1);
1230	else if (SvCUR (data) < len + dataoffset)	1274	else if (SvCUR (data) < len + dataoffset)
1231	croak ("length + dataoffset outside of scalar, and cannot grow");	1275	croak ("length + dataoffset outside of scalar, and cannot grow");
1232	}	1276	}
1233		1277
1234	{	1278	{
…		…
1252	REQ_SEND;	1296	REQ_SEND;
1253	}	1297	}
1254	}	1298	}
1255		1299
1256	void	1300	void
1257	aio_readlink (SV8 pathname, SV callback=&PL_sv_undef)	1301	aio_readlink (SV8 pathname, SV callback = &PL_sv_undef)
1258	ALIAS:	1302	ALIAS:
1259	aio_readlink = EIO_READLINK	1303	aio_readlink = EIO_READLINK
1260	aio_realpath = EIO_REALPATH	1304	aio_realpath = EIO_REALPATH
1261	PPCODE:	1305	PPCODE:
1262	{	1306	{
…		…
1267		1311
1268	REQ_SEND;	1312	REQ_SEND;
1269	}	1313	}
1270		1314
1271	void	1315	void
1272	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)
1273	PPCODE:	1317	PPCODE:
1274	{	1318	{
1275	int ifd = s_fileno_croak (in_fh , 0);	1319	int ifd = s_fileno_croak (in_fh , 0);
1276	int ofd = s_fileno_croak (out_fh, 1);	1320	int ofd = s_fileno_croak (out_fh, 1);
1277	dREQ;	1321	dREQ;
1278		1322
1279	req->type = EIO_SENDFILE;	1323	req->type = EIO_SENDFILE;
1280	req->sv1 = newSVsv (out_fh);	1324	req->sv1 = newSVsv (out_fh);
1281	req->int1 = ofd;	1325	req->int1 = ofd;
…		…
1286		1330
1287	REQ_SEND;	1331	REQ_SEND;
1288	}	1332	}
1289		1333
1290	void	1334	void
1291	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)
1292	PPCODE:	1336	PPCODE:
1293	{	1337	{
1294	int fd = s_fileno_croak (fh, 0);	1338	int fd = s_fileno_croak (fh, 0);
1295	dREQ;	1339	dREQ;
1296		1340
1297	req->type = EIO_READAHEAD;	1341	req->type = EIO_READAHEAD;
1298	req->sv1 = newSVsv (fh);	1342	req->sv1 = newSVsv (fh);
1299	req->int1 = fd;	1343	req->int1 = fd;
…		…
1302		1346
1303	REQ_SEND;	1347	REQ_SEND;
1304	}	1348	}
1305		1349
1306	void	1350	void
1307	aio_stat (SV8 fh_or_path, SV callback=&PL_sv_undef)	1351	aio_stat (SV8 fh_or_path, SV callback = &PL_sv_undef)
1308	ALIAS:	1352	ALIAS:
1309	aio_stat = EIO_STAT	1353	aio_stat = EIO_STAT
1310	aio_lstat = EIO_LSTAT	1354	aio_lstat = EIO_LSTAT
1311	aio_statvfs = EIO_STATVFS	1355	aio_statvfs = EIO_STATVFS
1312	PPCODE:	1356	PPCODE:
…		…
1333	RETVAL = makedev (maj, min);	1377	RETVAL = makedev (maj, min);
1334	OUTPUT:	1378	OUTPUT:
1335	RETVAL	1379	RETVAL
1336		1380
1337	void	1381	void
1338	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)
1339	PPCODE:	1383	PPCODE:
1340	{	1384	{
1341	dREQ;	1385	dREQ;
1342		1386
1343	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1387	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
…		…
1346		1390
1347	REQ_SEND;	1391	REQ_SEND;
1348	}	1392	}
1349		1393
1350	void	1394	void
1351	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)
1352	PPCODE:	1396	PPCODE:
1353	{	1397	{
1354	dREQ;	1398	dREQ;
1355		1399
1356	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1400	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
…		…
1358		1402
1359	REQ_SEND;	1403	REQ_SEND;
1360	}	1404	}
1361		1405
1362	void	1406	void
1363	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)
1364	PPCODE:	1408	PPCODE:
1365	{	1409	{
1366	dREQ;	1410	dREQ;
1367		1411
1368	req->int2 = mode;	1412	req->int2 = mode;
…		…
1370		1414
1371	REQ_SEND;	1415	REQ_SEND;
1372	}	1416	}
1373		1417
1374	void	1418	void
1375	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)
1376	PPCODE:	1420	PPCODE:
1377	{	1421	{
1378	dREQ;	1422	dREQ;
1379		1423
1380	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1424	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
…		…
1383		1427
1384	REQ_SEND;	1428	REQ_SEND;
1385	}	1429	}
1386		1430
1387	void	1431	void
1388	aio_readdirx (SV8 pathname, IV flags, SV callback=&PL_sv_undef)	1432	aio_readdirx (SV8 pathname, IV flags, SV callback = &PL_sv_undef)
1389	PPCODE:	1433	PPCODE:
1390	{	1434	{
1391	dREQ;	1435	dREQ;
1392		1436
1393	req->type = EIO_READDIR;	1437	req->type = EIO_READDIR;
…		…
1400		1444
1401	REQ_SEND;	1445	REQ_SEND;
1402	}	1446	}
1403		1447
1404	void	1448	void
1405	aio_mkdir (SV8 pathname, int mode, SV callback=&PL_sv_undef)	1449	aio_mkdir (SV8 pathname, int mode, SV callback = &PL_sv_undef)
1406	PPCODE:	1450	PPCODE:
1407	{	1451	{
1408	dREQ;	1452	dREQ;
1409		1453
1410	req->type = EIO_MKDIR;	1454	req->type = EIO_MKDIR;
…		…
1413		1457
1414	REQ_SEND;	1458	REQ_SEND;
1415	}	1459	}
1416		1460
1417	void	1461	void
1418	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1462	aio_unlink (SV8 pathname, SV callback = &PL_sv_undef)
1419	ALIAS:	1463	ALIAS:
1420	aio_unlink = EIO_UNLINK	1464	aio_unlink = EIO_UNLINK
1421	aio_rmdir = EIO_RMDIR	1465	aio_rmdir = EIO_RMDIR
1422	aio_readdir = EIO_READDIR	1466	aio_readdir = EIO_READDIR
1423	PPCODE:	1467	PPCODE:
…		…
1429		1473
1430	REQ_SEND;	1474	REQ_SEND;
1431	}	1475	}
1432		1476
1433	void	1477	void
1434	aio_link (SV8 oldpath, SV8 newpath, SV *callback=&PL_sv_undef)	1478	aio_link (SV8 oldpath, SV8 newpath, SV *callback = &PL_sv_undef)
1435	ALIAS:	1479	ALIAS:
1436	aio_link = EIO_LINK	1480	aio_link = EIO_LINK
1437	aio_symlink = EIO_SYMLINK	1481	aio_symlink = EIO_SYMLINK
1438	aio_rename = EIO_RENAME	1482	aio_rename = EIO_RENAME
1439	PPCODE:	1483	PPCODE:
…		…
1448		1492
1449	REQ_SEND;	1493	REQ_SEND;
1450	}	1494	}
1451		1495
1452	void	1496	void
1453	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)
1454	PPCODE:	1498	PPCODE:
1455	{	1499	{
1456	dREQ;	1500	dREQ;
1457		1501
1458	req->type = EIO_MKNOD;	1502	req->type = EIO_MKNOD;
…		…
1462		1506
1463	REQ_SEND;	1507	REQ_SEND;
1464	}	1508	}
1465		1509
1466	void	1510	void
1467	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)
1468	ALIAS:	1512	ALIAS:
1469	aio_mtouch = EIO_MTOUCH	1513	aio_mtouch = EIO_MTOUCH
1470	aio_msync = EIO_MSYNC	1514	aio_msync = EIO_MSYNC
1471	PPCODE:	1515	PPCODE:
1472	{	1516	{
…		…
1495	REQ_SEND;	1539	REQ_SEND;
1496	}	1540	}
1497	}	1541	}
1498		1542
1499	void	1543	void
1500	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)
1501	PPCODE:	1545	PPCODE:
1502	{	1546	{
1503	STRLEN svlen;	1547	STRLEN svlen;
1504	char *svptr = SvPVbyte (data, svlen);	1548	char *svptr = SvPVbyte (data, svlen);
1505	UV len = SvUV (length);	1549	UV len = SvUV (length);
…		…
1524	REQ_SEND;	1568	REQ_SEND;
1525	}	1569	}
1526	}	1570	}
1527		1571
1528	void	1572	void
1529	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)	1573	aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1530	PPCODE:	1574	PPCODE:
1531	{	1575	{
1532	dREQ;	1576	dREQ;
1533		1577
1534	req->type = EIO_MLOCKALL;	1578	req->type = EIO_MLOCKALL;
…		…
1536		1580
1537	REQ_SEND;	1581	REQ_SEND;
1538	}	1582	}
1539		1583
1540	void	1584	void
1541	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)
1542	PPCODE:	1586	PPCODE:
1543	{	1587	{
1544	int fd = s_fileno_croak (fh, 0);	1588	int fd = s_fileno_croak (fh, 0);
1545	dREQ;	1589	dREQ;
1546		1590
…		…
1559		1603
1560	REQ_SEND;	1604	REQ_SEND;
1561	}	1605	}
1562		1606
1563	void	1607	void
1564	aio_busy (double delay, SV *callback=&PL_sv_undef)	1608	aio_busy (double delay, SV *callback = &PL_sv_undef)
1565	PPCODE:	1609	PPCODE:
1566	{	1610	{
1567	dREQ;	1611	dREQ;
1568		1612
1569	req->type = EIO_BUSY;	1613	req->type = EIO_BUSY;
…		…
1571		1615
1572	REQ_SEND;	1616	REQ_SEND;
1573	}	1617	}
1574		1618
1575	void	1619	void
1576	aio_group (SV *callback=&PL_sv_undef)	1620	aio_group (SV *callback = &PL_sv_undef)
1577	PPCODE:	1621	PPCODE:
1578	{	1622	{
1579	dREQ;	1623	dREQ;
1580		1624
1581	req->type = EIO_GROUP;	1625	req->type = EIO_GROUP;
1582		1626
		1627	PUTBACK;
1583	req_submit (req);	1628	req_submit (req);
		1629	SPAGAIN;
		1630
1584	XPUSHs (req_sv (req, aio_grp_stash));	1631	XPUSHs (req_sv (req, aio_grp_stash));
1585	}	1632	}
1586		1633
1587	void	1634	void
1588	aio_nop (SV *callback=&PL_sv_undef)	1635	aio_nop (SV *callback = &PL_sv_undef)
1589	ALIAS:	1636	ALIAS:
1590	aio_nop = EIO_NOP	1637	aio_nop = EIO_NOP
1591	aio_sync = EIO_SYNC	1638	aio_sync = EIO_SYNC
1592	PPCODE:	1639	PPCODE:
1593	{	1640	{
…		…
1597		1644
1598	REQ_SEND;	1645	REQ_SEND;
1599	}	1646	}
1600		1647
1601	int	1648	int
1602	aioreq_pri (int pri = 0)	1649	aioreq_pri (int pri = NO_INIT)
1603	CODE:	1650	CODE:
1604	RETVAL = next_pri;	1651	RETVAL = next_pri;
1605	if (items > 0)	1652	if (items > 0)
1606	{	1653	{
1607	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1654	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1697	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1744	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1698	OUTPUT:	1745	OUTPUT:
1699	RETVAL	1746	RETVAL
1700		1747
1701	void	1748	void
1702	mmap (SV scalar, size_t length, int prot, int flags, SV fh = &PL_sv_undef, off_t offset = 0)	1749	mmap (SV scalar, STRLEN length, int prot, int flags, SV fh = &PL_sv_undef, off_t offset = 0)
1703	PPCODE:	1750	PPCODE:
1704	sv_unmagic (scalar, MMAP_MAGIC);	1751	sv_unmagic (scalar, MMAP_MAGIC);
1705	{	1752	{
1706	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;
1707	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1754	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1734	munmap (SV *scalar)	1781	munmap (SV *scalar)
1735	CODE:	1782	CODE:
1736	sv_unmagic (scalar, MMAP_MAGIC);	1783	sv_unmagic (scalar, MMAP_MAGIC);
1737		1784
1738	int	1785	int
1739	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)
1740	ALIAS:	1787	ALIAS:
1741	mprotect = 1	1788	mprotect = 1
1742	CODE:	1789	CODE:
1743	{	1790	{
1744	STRLEN svlen;	1791	STRLEN svlen;
1745	void *addr = SvPVbyte (scalar, svlen);	1792	void *addr = SvPVbyte (scalar, svlen);
1746	size_t len = SvUV (length);	1793	STRLEN len = SvUV (length);
1747		1794
1748	if (offset < 0)	1795	if (offset < 0)
1749	offset += svlen;	1796	offset += svlen;
1750		1797
1751	if (offset < 0 \|\| offset > svlen)	1798	if (offset < 0 \|\| offset > svlen)
…		…
1765	}	1812	}
1766	OUTPUT:	1813	OUTPUT:
1767	RETVAL	1814	RETVAL
1768		1815
1769	int	1816	int
1770	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)	1817	munlock (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef)
1771	CODE:	1818	CODE:
1772	{	1819	{
1773	STRLEN svlen;	1820	STRLEN svlen;
1774	void *addr = SvPVbyte (scalar, svlen);	1821	void *addr = SvPVbyte (scalar, svlen);
1775	size_t len = SvUV (length);	1822	size_t len = SvUV (length);
1776		1823
1777	if (offset < 0)	1824	if (offset < 0)
1778	offset += svlen;	1825	offset += svlen;
1779		1826
…		…
1831	#else	1878	#else
1832	RETVAL = EIO_ENOSYS ();	1879	RETVAL = EIO_ENOSYS ();
1833	#endif	1880	#endif
1834	OUTPUT:	1881	OUTPUT:
1835	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	}
1836		1924
1837	void _on_next_submit (SV *cb)	1925	void _on_next_submit (SV *cb)
1838	CODE:	1926	CODE:
1839	SvREFCNT_dec (on_next_submit);	1927	SvREFCNT_dec (on_next_submit);
1840	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1928	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
…		…
1875	cancel (aio_req_ornot req)	1963	cancel (aio_req_ornot req)
1876	CODE:	1964	CODE:
1877	eio_cancel (req);	1965	eio_cancel (req);
1878		1966
1879	void	1967	void
1880	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)	1968	cb (aio_req_ornot req, SV *callback = NO_INIT)
1881	PPCODE:	1969	PPCODE:
1882	{	1970	{
1883	if (GIMME_V != G_VOID)	1971	if (GIMME_V != G_VOID)
1884	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);
1885		1973
1886	if (items > 1)	1974	if (items > 1)
1887	{	1975	{
1888	SV *cb_cv =get_cb (callback);	1976	SV *cb_cv = get_cb (callback);
1889		1977
1890	SvREFCNT_dec (req->callback);	1978	SvREFCNT_dec (req->callback);
1891	req->callback = SvREFCNT_inc (cb_cv);	1979	req->callback = SvREFCNT_inc (cb_cv);
1892	}	1980	}
1893	}	1981	}
…		…
1950	limit (aio_req grp, int limit)	2038	limit (aio_req grp, int limit)
1951	CODE:	2039	CODE:
1952	eio_grp_limit (grp, limit);	2040	eio_grp_limit (grp, limit);
1953		2041
1954	void	2042	void
1955	feed (aio_req grp, SV *callback=&PL_sv_undef)	2043	feed (aio_req grp, SV *callback = &PL_sv_undef)
1956	CODE:	2044	CODE:
1957	{	2045	{
1958	SvREFCNT_dec (grp->sv2);	2046	SvREFCNT_dec (grp->sv2);
1959	grp->sv2 = newSVsv (callback);	2047	grp->sv2 = newSVsv (callback);
1960	grp->feed = aio_grp_feed;	2048	grp->feed = aio_grp_feed;

Diff Legend

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

Comparing IO-AIO/AIO.xs (file contents): Revision 1.219 by root, Fri Jul 27 18:43:25 2012 UTC vs. Revision 1.238 by root, Thu Jan 21 23:04:46 2016 UTC

Diff Legend

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.219 by root, Fri Jul 27 18:43:25 2012 UTC vs.
Revision 1.238 by root, Thu Jan 21 23:04:46 2016 UTC