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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.173 by root, Mon Sep 13 01:59:05 2010 UTC vs.
Revision 1.209 by root, Sun Apr 1 17:46:02 2012 UTC

…		…
11	#include <stddef.h>	11	#include <stddef.h>
12	#include <stdlib.h>	12	#include <stdlib.h>
13	#include <errno.h>	13	#include <errno.h>
14	#include <sys/types.h>	14	#include <sys/types.h>
15	#include <sys/stat.h>	15	#include <sys/stat.h>
16	#include <sys/statvfs.h>
17	#include <limits.h>	16	#include <limits.h>
18	#include <fcntl.h>	17	#include <fcntl.h>
19	#include <sched.h>	18	#include <sched.h>
20		19
21	#if _POSIX_MEMLOCK \|\| _POSIX_MAPPED_FILES	20	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
22	# include <sys/mman.h>	21	# include <sys/mman.h>
23	#endif	22	#endif
24		23
25	/* perl namespace pollution */	24	/* perl namespace pollution */
26	#undef VERSION	25	#undef VERSION
27
28	#ifdef _WIN32
29
30	# define EIO_STRUCT_DIRENT Direntry_t
31	# undef malloc
32	# undef free
33
34	// perl overrides all those nice win32 functions
35	# undef open
36	# undef read
37	# undef write
38	# undef send
39	# undef recv
40	# undef stat
41	# undef fstat
42	# define lstat stat
43	# undef truncate
44	# undef ftruncate
45	# undef open
46	# undef close
47	# undef unlink
48	# undef rmdir
49	# undef rename
50	# undef lseek
51
52	# define chown(a,b,c) (errno = ENOSYS, -1)
53	# define fchown(a,b,c) (errno = ENOSYS, -1)
54	# define fchmod(a,b) (errno = ENOSYS, -1)
55	# define symlink(a,b) (errno = ENOSYS, -1)
56	# define readlink(a,b,c) (errno = ENOSYS, -1)
57	# define mknod(a,b,c) (errno = ENOSYS, -1)
58	# define truncate(a,b) (errno = ENOSYS, -1)
59	# define ftruncate(fd,o) chsize ((fd), (o))
60	# define fsync(fd) _commit (fd)
61	# define opendir(fd) (errno = ENOSYS, 0)
62	# define readdir(fd) (errno = ENOSYS, -1)
63	# define closedir(fd) (errno = ENOSYS, -1)
64	# define mkdir(a,b) mkdir (a)
65
66	#else
67
68	# include <sys/time.h>
69	# include <sys/select.h>
70	# include <unistd.h>
71	# include <utime.h>
72	# include <signal.h>
73	# define EIO_STRUCT_DIRENT struct dirent
74
75	#endif
76		26
77	/* perl stupidly overrides readdir and maybe others */	27	/* perl stupidly overrides readdir and maybe others */
78	/* with thread-unsafe versions, imagine that :( */	28	/* with thread-unsafe versions, imagine that :( */
79	#undef readdir	29	#undef readdir
80	#undef opendir	30	#undef opendir
81	#undef closedir	31	#undef closedir
82		32
		33	#ifdef _WIN32
		34
		35	// perl overrides all those nice libc functions
		36
		37	#undef malloc
		38	#undef free
		39	#undef open
		40	#undef read
		41	#undef write
		42	#undef send
		43	#undef recv
		44	#undef stat
		45	#undef lstat
		46	#undef fstat
		47	#undef truncate
		48	#undef ftruncate
		49	#undef open
		50	#undef link
		51	#undef close
		52	#undef unlink
		53	#undef mkdir
		54	#undef rmdir
		55	#undef rename
		56	#undef lseek
		57	#undef opendir
		58	#undef readdir
		59	#undef closedir
		60	#undef chmod
		61	#undef fchmod
		62	#undef dup
		63	#undef dup2
		64	#undef abort
		65	#undef pipe
		66
		67	#define EIO_STRUCT_STAT struct _stati64
		68	#define EIO_STRUCT_STATI64
		69
		70	#else
		71
		72	#include <sys/time.h>
		73	#include <sys/select.h>
		74	#include <unistd.h>
		75	#include <utime.h>
		76	#include <signal.h>
		77
83	#define EIO_STRUCT_STAT Stat_t	78	#define EIO_STRUCT_STAT Stat_t
		79
		80	#endif
84		81
85	/* use NV for 32 bit perls as it allows larger offsets */	82	/* use NV for 32 bit perls as it allows larger offsets */
86	#if IVSIZE >= 8	83	#if IVSIZE >= 8
87	# define VAL64 IV	84	# define VAL64 IV
88	# define SvVAL64 SvIV	85	# define SvVAL64 SvIV
…		…
108		105
109	typedef SV SV8; /* byte-sv, used for argument-checking */	106	typedef SV SV8; /* byte-sv, used for argument-checking */
110	typedef int aio_rfd; /* read file desriptor */	107	typedef int aio_rfd; /* read file desriptor */
111	typedef int aio_wfd; /* write file descriptor */	108	typedef int aio_wfd; /* write file descriptor */
112		109
113	static HV aio_stash, aio_req_stash, *aio_grp_stash;	110	static HV aio_stash, aio_req_stash, aio_grp_stash, aio_wd_stash;
114		111
115	#define EIO_REQ_MEMBERS \	112	#define EIO_REQ_MEMBERS \
116	SV *callback; \	113	SV *callback; \
117	SV sv1, sv2; \	114	SV sv1, sv2; \
		115	SV sv3, sv4; \
118	STRLEN stroffset; \	116	STRLEN stroffset; \
119	SV *self;	117	SV *self;
120		118
121	#define EIO_NO_WRAPPERS 1	119	#define EIO_NO_WRAPPERS 1
122		120
		121	#include "libeio/config.h"
123	#include "libeio/eio.h"	122	#include "libeio/eio.h"
		123
		124	static int req_invoke (eio_req *req);
		125	#define EIO_FINISH(req) req_invoke (req)
		126	static void req_destroy (eio_req *grp);
		127	#define EIO_DESTROY(req) req_destroy (req)
		128
		129	#include "libeio/eio.c"
		130
		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
124		176
125	#ifndef POSIX_FADV_NORMAL	177	#ifndef POSIX_FADV_NORMAL
126	# define POSIX_FADV_NORMAL 0	178	# define POSIX_FADV_NORMAL 0
127	# define NO_FADVISE 1
128	#endif	179	#endif
129	#ifndef POSIX_FADV_SEQUENTIAL	180	#ifndef POSIX_FADV_SEQUENTIAL
130	# define POSIX_FADV_SEQUENTIAL 0	181	# define POSIX_FADV_SEQUENTIAL 0
131	#endif	182	#endif
132	#ifndef POSIX_FADV_RANDOM	183	#ifndef POSIX_FADV_RANDOM
…		…
140	#endif	191	#endif
141	#ifndef POSIX_FADV_DONTNEED	192	#ifndef POSIX_FADV_DONTNEED
142	# define POSIX_FADV_DONTNEED 0	193	# define POSIX_FADV_DONTNEED 0
143	#endif	194	#endif
144		195
145	#if _XOPEN_SOURCE < 600 \|\| NO_FADVISE	196	#if !HAVE_POSIX_FADVISE
146	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */	197	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
147	#endif	198	#endif
148		199
149	#ifndef POSIX_MADV_NORMAL	200	#ifndef POSIX_MADV_NORMAL
150	# define POSIX_MADV_NORMAL 0	201	# define POSIX_MADV_NORMAL 0
151	# define NO_MADVISE 1
152	#endif	202	#endif
153	#ifndef POSIX_MADV_SEQUENTIAL	203	#ifndef POSIX_MADV_SEQUENTIAL
154	# define POSIX_MADV_SEQUENTIAL 0	204	# define POSIX_MADV_SEQUENTIAL 0
155	#endif	205	#endif
156	#ifndef POSIX_MADV_RANDOM	206	#ifndef POSIX_MADV_RANDOM
…		…
161	#endif	211	#endif
162	#ifndef POSIX_MADV_DONTNEED	212	#ifndef POSIX_MADV_DONTNEED
163	# define POSIX_MADV_DONTNEED 0	213	# define POSIX_MADV_DONTNEED 0
164	#endif	214	#endif
165		215
166	#if _XOPEN_SOURCE < 600 \|\| NO_MADVISE	216	#if !HAVE_POSIX_MADVISE
167	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	217	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
168	#endif	218	#endif
169		219
170	#ifndef PROT_NONE	220	#ifndef PROT_NONE
171	# define PROT_NONE 0	221	# define PROT_NONE 0
…		…
178	#endif	228	#endif
179	#ifndef PROT_EXEC	229	#ifndef PROT_EXEC
180	# define PROT_EXEC 0	230	# define PROT_EXEC 0
181	#endif	231	#endif
182		232
		233	#ifndef ST_RDONLY
		234	# define ST_RDONLY 0
		235	#endif
		236	#ifndef ST_NOSUID
		237	# define ST_NOSUID 0
		238	#endif
183	#ifndef ST_NODEV	239	#ifndef ST_NODEV
184	# define ST_NODEV 0	240	# define ST_NODEV 0
185	#endif	241	#endif
186	#ifndef ST_NOEXEC	242	#ifndef ST_NOEXEC
187	# define ST_NOEXEC 0	243	# define ST_NOEXEC 0
…		…
207	#ifndef ST_NODIRATIME	263	#ifndef ST_NODIRATIME
208	# define ST_NODIRATIME 0	264	# define ST_NODIRATIME 0
209	#endif	265	#endif
210	#ifndef ST_RELATIME	266	#ifndef ST_RELATIME
211	# define ST_RELATIME 0	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
212	#endif	293	#endif
213		294
214	#ifndef MAP_ANONYMOUS	295	#ifndef MAP_ANONYMOUS
215	# ifdef MAP_ANON	296	# ifdef MAP_ANON
216	# define MAP_ANONYMOUS MAP_ANON	297	# define MAP_ANONYMOUS MAP_ANON
…		…
232	#endif	313	#endif
233	#ifndef MAP_NONBLOCK	314	#ifndef MAP_NONBLOCK
234	# define MAP_NONBLOCK 0	315	# define MAP_NONBLOCK 0
235	#endif	316	#endif
236		317
		318	#ifndef makedev
		319	# define makedev(maj,min) (((maj) << 8) \| (min))
		320	#endif
		321	#ifndef major
		322	# define major(dev) ((dev) >> 8)
		323	#endif
		324	#ifndef minor
		325	# define minor(dev) ((dev) & 0xff)
		326	#endif
		327
237	#ifndef PAGESIZE	328	#ifndef PAGESIZE
238	# define PAGESIZE sysconf (_SC_PAGESIZE)	329	# define PAGESIZE sysconf (_SC_PAGESIZE)
239	#endif	330	#endif
240
241	static int req_invoke (eio_req *req);
242	#define EIO_FINISH(req) req_invoke (req)
243	static void req_destroy (eio_req *grp);
244	#define EIO_DESTROY(req) req_destroy (req)
245		331
246	enum {	332	enum {
247	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	333	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
248	};	334	};
249		335
250	#include "libeio/eio.c"
251
252	typedef eio_req *aio_req;	336	typedef eio_req *aio_req;
253	typedef eio_req *aio_req_ornot;	337	typedef eio_req *aio_req_ornot;
		338	typedef eio_wd aio_wd;
254		339
255	static SV *on_next_submit;	340	static SV *on_next_submit;
256	static int next_pri = EIO_PRI_DEFAULT;	341	static int next_pri = EIO_PRI_DEFAULT;
257	static int max_outstanding;	342	static int max_outstanding;
258		343
259	static s_epipe respipe;	344	static s_epipe respipe;
260		345
261	static void req_destroy (aio_req req);	346	static void req_destroy (aio_req req);
262	static void req_cancel (aio_req req);	347	static void req_cancel (aio_req req);
263		348
264	static void want_poll (void)	349	static void
		350	want_poll (void)
265	{	351	{
266	/* write a dummy byte to the pipe so fh becomes ready */	352	/* write a dummy byte to the pipe so fh becomes ready */
267	s_epipe_signal (&respipe);	353	s_epipe_signal (&respipe);
268	}	354	}
269		355
270	static void done_poll (void)	356	static void
		357	done_poll (void)
271	{	358	{
272	/* read any signals sent by the worker threads */	359	/* read any signals sent by the worker threads */
273	s_epipe_drain (&respipe);	360	s_epipe_drain (&respipe);
274	}	361	}
275		362
276	/* must be called at most once */	363	/* must be called at most once */
		364	static SV *
277	static SV req_sv (aio_req req, HV stash)	365	req_sv (aio_req req, HV *stash)
278	{	366	{
279	if (!req->self)	367	if (!req->self)
280	{	368	{
281	req->self = (SV *)newHV ();	369	req->self = (SV *)newHV ();
282	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);	370	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
283	}	371	}
284		372
285	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));	373	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
286	}	374	}
287		375
288	static aio_req SvAIO_REQ (SV *sv)	376	static SV *
		377	newSVaio_wd (aio_wd wd)
		378	{
		379	return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);
		380	}
		381
		382	static aio_req
		383	SvAIO_REQ (SV *sv)
289	{	384	{
290	MAGIC *mg;	385	MAGIC *mg;
291		386
292	if (!SvROK (sv)	387	if (!SvROK (sv)
		388	/* for speed reasons, we do not verify that SvROK actually has a stash ptr */
293	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash	389	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash
294	&& SvSTASH (SvRV (sv)) != aio_req_stash	390	&& SvSTASH (SvRV (sv)) != aio_req_stash
295	&& !sv_derived_from (sv, "IO::AIO::REQ")))	391	&& !sv_derived_from (sv, "IO::AIO::REQ")))
296	croak ("object of class IO::AIO::REQ expected");	392	croak ("object of class IO::AIO::REQ expected");
297		393
298	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	394	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
299		395
300	return mg ? (aio_req)mg->mg_ptr : 0;	396	return mg ? (aio_req)mg->mg_ptr : 0;
301	}	397	}
302		398
		399	static aio_wd
		400	SvAIO_WD (SV *sv)
		401	{
		402	if (!SvROK (sv)
		403	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG
		404	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)
		405	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
		406
		407	return (aio_wd)(long)SvIVX (SvRV (sv));
		408	}
		409
		410	static void
303	static void aio_grp_feed (aio_req grp)	411	aio_grp_feed (aio_req grp)
304	{	412	{
305	if (grp->sv2 && SvOK (grp->sv2))	413	if (grp->sv2 && SvOK (grp->sv2))
306	{	414	{
307	dSP;	415	dSP;
308		416
…		…
316	FREETMPS;	424	FREETMPS;
317	LEAVE;	425	LEAVE;
318	}	426	}
319	}	427	}
320		428
		429	static void
321	static void req_submit (eio_req *req)	430	req_submit (eio_req *req)
322	{	431	{
323	eio_submit (req);	432	eio_submit (req);
324		433
325	if (expect_false (on_next_submit))	434	if (expect_false (on_next_submit))
326	{	435	{
…		…
333	PUTBACK;	442	PUTBACK;
334	call_sv (cb, G_DISCARD \| G_EVAL);	443	call_sv (cb, G_DISCARD \| G_EVAL);
335	}	444	}
336	}	445	}
337		446
		447	static int
338	static int req_invoke (eio_req *req)	448	req_invoke (eio_req *req)
339	{	449	{
340	if (req->flags & FLAG_SV2_RO_OFF)	450	if (req->flags & FLAG_SV2_RO_OFF)
341	SvREADONLY_off (req->sv2);	451	SvREADONLY_off (req->sv2);
342		452
343	if (!EIO_CANCELLED (req) && req->callback)	453	if (!EIO_CANCELLED (req) && req->callback)
…		…
354	/* do not recreate the result IV from scratch each time */	464	/* do not recreate the result IV from scratch each time */
355	if (expect_true (sv_result_cache))	465	if (expect_true (sv_result_cache))
356	{	466	{
357	sv_result = sv_result_cache; sv_result_cache = 0;	467	sv_result = sv_result_cache; sv_result_cache = 0;
358	SvIV_set (sv_result, req->result);	468	SvIV_set (sv_result, req->result);
		469	SvIOK_only (sv_result);
359	}	470	}
360	else	471	else
361	{	472	{
362	sv_result = newSViv (req->result);	473	sv_result = newSViv (req->result);
363	SvREADONLY_on (sv_result);	474	SvREADONLY_on (sv_result);
364	}	475	}
365		476
366	switch (req->type)	477	switch (req->type)
367	{	478	{
		479	case EIO_WD_OPEN:
		480	PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
		481	break;
		482
368	case EIO_READDIR:	483	case EIO_READDIR:
369	{	484	{
370	SV *rv = &PL_sv_undef;	485	SV *rv = &PL_sv_undef;
371		486
372	if (req->result >= 0)	487	if (req->result >= 0)
…		…
460	case EIO_STATVFS:	575	case EIO_STATVFS:
461	case EIO_FSTATVFS:	576	case EIO_FSTATVFS:
462	{	577	{
463	SV *rv = &PL_sv_undef;	578	SV *rv = &PL_sv_undef;
464		579
		580	#ifndef _WIN32
465	if (req->result >= 0)	581	if (req->result >= 0)
466	{	582	{
467	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	583	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
468	HV *hv = newHV ();	584	HV *hv = newHV ();
469		585
…		…
479	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	595	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
480	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	596	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
481	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	597	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
482	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	598	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
483	}	599	}
		600	#endif
484		601
485	PUSHs (rv);	602	PUSHs (rv);
486	}	603	}
487		604
488	break;	605	break;
…		…
504	case EIO_NOP:	621	case EIO_NOP:
505	case EIO_BUSY:	622	case EIO_BUSY:
506	break;	623	break;
507		624
508	case EIO_READLINK:	625	case EIO_READLINK:
		626	case EIO_REALPATH:
509	if (req->result > 0)	627	if (req->result > 0)
510	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));	628	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
511	break;	629	break;
512		630
513	case EIO_STAT:	631	case EIO_STAT:
514	case EIO_LSTAT:	632	case EIO_LSTAT:
515	case EIO_FSTAT:	633	case EIO_FSTAT:
516	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;	634	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
		635
517	PL_laststatval = req->result;	636	if (!(PL_laststatval = req->result))
		637	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
518	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	638	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
		639
519	PUSHs (sv_result);	640	PUSHs (sv_result);
		641	break;
		642
		643	case EIO_SEEK:
		644	PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
520	break;	645	break;
521		646
522	case EIO_READ:	647	case EIO_READ:
523	{	648	{
524	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	649	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
…		…
527	SvSETMAGIC (req->sv2);	652	SvSETMAGIC (req->sv2);
528	PUSHs (sv_result);	653	PUSHs (sv_result);
529	}	654	}
530	break;	655	break;
531		656
532	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */	657	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
533	if (req->result > 0)	658	if (req->result > 0)
534	SvIV_set (sv_result, 0);	659	SvIV_set (sv_result, 0);
535	/* FALLTHROUGH */	660	/* FALLTHROUGH */
536		661
537	default:	662	default:
…		…
557	}	682	}
558		683
559	return !!SvTRUE (ERRSV);	684	return !!SvTRUE (ERRSV);
560	}	685	}
561		686
		687	static void
562	static void req_destroy (aio_req req)	688	req_destroy (aio_req req)
563	{	689	{
564	if (req->self)	690	if (req->self)
565	{	691	{
566	sv_unmagic (req->self, PERL_MAGIC_ext);	692	sv_unmagic (req->self, PERL_MAGIC_ext);
567	SvREFCNT_dec (req->self);	693	SvREFCNT_dec (req->self);
568	}	694	}
569		695
570	SvREFCNT_dec (req->sv1);	696	SvREFCNT_dec (req->sv1);
571	SvREFCNT_dec (req->sv2);	697	SvREFCNT_dec (req->sv2);
		698	SvREFCNT_dec (req->sv3);
		699	SvREFCNT_dec (req->sv4);
572	SvREFCNT_dec (req->callback);	700	SvREFCNT_dec (req->callback);
573		701
574	Safefree (req);	702	free (req);
575	}	703	}
576		704
		705	static void
577	static void req_cancel_subs (aio_req grp)	706	req_cancel_subs (aio_req grp)
578	{	707	{
579	aio_req sub;
580
581	if (grp->type != EIO_GROUP)	708	if (grp->type != EIO_GROUP)
582	return;	709	return;
583		710
584	SvREFCNT_dec (grp->sv2);	711	SvREFCNT_dec (grp->sv2);
585	grp->sv2 = 0;	712	grp->sv2 = 0;
586		713
587	eio_grp_cancel (grp);	714	eio_grp_cancel (grp);
588	}	715	}
589		716
590	static void	717	static void ecb_cold
591	create_respipe (void)	718	create_respipe (void)
592	{	719	{
593	if (s_epipe_renew (&respipe))	720	if (s_epipe_renew (&respipe))
594	croak ("IO::AIO: unable to initialize result pipe");	721	croak ("IO::AIO: unable to initialize result pipe");
595	}	722	}
596		723
597	static void poll_wait (void)	724	static void
		725	poll_wait (void)
598	{	726	{
599	while (eio_nreqs ())	727	while (eio_nreqs ())
600	{	728	{
601	int size;	729	int size;
602		730
…		…
611		739
612	s_epipe_wait (&respipe);	740	s_epipe_wait (&respipe);
613	}	741	}
614	}	742	}
615		743
616	static int poll_cb (void)	744	static int
		745	poll_cb (void)
617	{	746	{
618	for (;;)	747	for (;;)
619	{	748	{
620	int res = eio_poll ();	749	int res = eio_poll ();
621		750
…		…
627		756
628	poll_wait ();	757	poll_wait ();
629	}	758	}
630	}	759	}
631		760
632	static void atfork_child (void)	761	static void ecb_cold
		762	reinit (void)
633	{	763	{
634	create_respipe ();	764	create_respipe ();
		765
		766	if (eio_init (want_poll, done_poll) < 0)
		767	croak ("IO::AIO: unable to initialise eio library");
635	}	768	}
636		769
637	/*****************************************************************************/	770	/*****************************************************************************/
638		771
639	#if !_POSIX_MAPPED_FILES	772	#if !_POSIX_MAPPED_FILES
640	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	773	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
641	# define munmap(addr,length) (errno = ENOSYS, -1)	774	# define munmap(addr,length) (errno = ENOSYS, -1)
		775	#endif
		776
		777	#if !_POSIX_MEMORY_PROTECTION
642	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)	778	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
		779	# define PROT_NONE 0
		780	# define PROT_WRITE 0
		781	# define MAP_PRIVATE 0
		782	# define MAP_SHARED 0
		783	# define MAP_FIXED 0
643	#endif	784	#endif
644		785
645	#define MMAP_MAGIC PERL_MAGIC_ext	786	#define MMAP_MAGIC PERL_MAGIC_ext
646		787
647	static int	788	static int ecb_cold
648	mmap_free (pTHX_ SV sv, MAGIC mg)	789	mmap_free (pTHX_ SV sv, MAGIC mg)
649	{	790	{
650	int old_errno = errno;	791	int old_errno = errno;
651	munmap (mg->mg_ptr, (size_t)mg->mg_obj);	792	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
652	errno = old_errno;	793	errno = old_errno;
…		…
676	{	817	{
677	SvGETMAGIC (cb_sv);	818	SvGETMAGIC (cb_sv);
678	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	819	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
679	}	820	}
680		821
		822	static aio_req ecb_noinline
		823	dreq (SV *callback)
		824	{
		825	SV *cb_cv;
		826	aio_req req;
		827	int req_pri = next_pri;
		828	next_pri = EIO_PRI_DEFAULT;
		829
		830	cb_cv = get_cb (callback);
		831
		832	req = calloc (sizeof (*req), 1);
		833	if (!req)
		834	croak ("out of memory during eio_req allocation");
		835
		836	req->callback = SvREFCNT_inc (cb_cv);
		837	req->pri = req_pri;
		838
		839	return req;
		840	}
		841
681	#define dREQ \	842	#define dREQ \
682	SV *cb_cv; \	843	aio_req req = dreq (callback); \
683	aio_req req; \
684	int req_pri = next_pri; \
685	next_pri = EIO_PRI_DEFAULT; \
686	\
687	cb_cv = get_cb (callback); \
688	\
689	Newz (0, req, 1, eio_req); \
690	if (!req) \
691	croak ("out of memory during eio_req allocation"); \
692	\
693	req->callback = SvREFCNT_inc (cb_cv); \
694	req->pri = req_pri
695		844
696	#define REQ_SEND \	845	#define REQ_SEND \
697	PUTBACK; \	846	PUTBACK; \
698	req_submit (req); \	847	req_submit (req); \
699	SPAGAIN; \	848	SPAGAIN; \
700	\	849	\
701	if (GIMME_V != G_VOID) \	850	if (GIMME_V != G_VOID) \
702	XPUSHs (req_sv (req, aio_req_stash));	851	XPUSHs (req_sv (req, aio_req_stash));
		852
		853	ecb_inline void
		854	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)
		855	{
		856	if (expect_false (SvROK (path)))
		857	{
		858	SV *rv = SvRV (path);
		859	SV *wdob;
		860
		861	if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
		862	{
		863	path = AvARRAY (rv)[1];
		864	wdob = AvARRAY (rv)[0];
		865
		866	if (SvOK (wdob))
		867	{
		868	*wd = SvAIO_WD (wdob);
		869	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		870	}
		871	else
		872	*wd = EIO_INVALID_WD;
		873	}
		874	else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
		875	{
		876	*wd = (aio_wd)(long)SvIVX (rv);
		877	*wdsv = SvREFCNT_inc_NN (rv);
		878	*ptr = ".";
		879	return; /* path set to "." */
		880	}
		881	else
		882	croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
		883	}
		884
		885	*pathsv = newSVsv (path);
		886	ptr = SvPVbyte_nolen (pathsv);
		887	}
		888
		889	static void ecb_noinline
		890	req_set_path1 (aio_req req, SV *path)
		891	{
		892	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
		893	}
		894
		895	static void ecb_noinline
		896	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
		897	{
		898	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
		899
		900	switch (SvTYPE (rv))
		901	{
		902	case SVt_PVIO:
		903	case SVt_PVLV:
		904	case SVt_PVGV:
		905	req->type = type_fh;
		906	req->sv1 = newSVsv (fh_or_path);
		907	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
		908	break;
		909
		910	default:
		911	req->type = type_path;
		912	req_set_path1 (req, fh_or_path);
		913	break;
		914	}
		915	}
		916
		917	XS(boot_IO__AIO) ecb_cold;
703		918
704	MODULE = IO::AIO PACKAGE = IO::AIO	919	MODULE = IO::AIO PACKAGE = IO::AIO
705		920
706	PROTOTYPES: ENABLE	921	PROTOTYPES: ENABLE
707		922
…		…
721	const_iv (O_RDWR)	936	const_iv (O_RDWR)
722	const_iv (O_CREAT)	937	const_iv (O_CREAT)
723	const_iv (O_TRUNC)	938	const_iv (O_TRUNC)
724	const_iv (O_EXCL)	939	const_iv (O_EXCL)
725	const_iv (O_APPEND)	940	const_iv (O_APPEND)
726	#ifndef _WIN32	941
		942	const_iv (O_ASYNC)
		943	const_iv (O_DIRECT)
		944	const_iv (O_NOATIME)
		945
		946	const_iv (O_CLOEXEC)
		947	const_iv (O_NOCTTY)
		948	const_iv (O_NOFOLLOW)
		949	const_iv (O_NONBLOCK)
		950	const_iv (O_EXEC)
		951	const_iv (O_SEARCH)
		952	const_iv (O_DIRECTORY)
		953	const_iv (O_DSYNC)
		954	const_iv (O_RSYNC)
		955	const_iv (O_SYNC)
		956	const_iv (O_TTY_INIT)
		957
727	const_iv (S_IFIFO)	958	const_iv (S_IFIFO)
728	#endif	959	const_iv (S_IFCHR)
		960	const_iv (S_IFBLK)
		961	const_iv (S_IFLNK)
		962	const_iv (S_IFREG)
		963	const_iv (S_IFDIR)
		964	const_iv (S_IFWHT)
		965	const_iv (S_IFSOCK)
		966	const_iv (S_IFMT)
		967
729	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)	968	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
730	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)	969	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
731	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)	970	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
732	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)	971	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
733	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)	972	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
…		…
767	const_iv (MAP_LOCKED)	1006	const_iv (MAP_LOCKED)
768	const_iv (MAP_NORESERVE)	1007	const_iv (MAP_NORESERVE)
769	const_iv (MAP_POPULATE)	1008	const_iv (MAP_POPULATE)
770	const_iv (MAP_NONBLOCK)	1009	const_iv (MAP_NONBLOCK)
771		1010
		1011	const_eio (SEEK_SET)
		1012	const_eio (SEEK_CUR)
		1013	const_eio (SEEK_END)
		1014
772	const_eio (MCL_FUTURE)	1015	const_eio (MCL_FUTURE)
773	const_eio (MCL_CURRENT)	1016	const_eio (MCL_CURRENT)
774		1017
775	const_eio (MS_ASYNC)	1018	const_eio (MS_ASYNC)
776	const_eio (MS_INVALIDATE)	1019	const_eio (MS_INVALIDATE)
…		…
779	const_eio (MT_MODIFY)	1022	const_eio (MT_MODIFY)
780		1023
781	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	1024	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
782	const_eio (SYNC_FILE_RANGE_WRITE)	1025	const_eio (SYNC_FILE_RANGE_WRITE)
783	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	1026	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		1027
		1028	const_eio (FALLOC_FL_KEEP_SIZE)
784		1029
785	const_eio (READDIR_DENTS)	1030	const_eio (READDIR_DENTS)
786	const_eio (READDIR_DIRS_FIRST)	1031	const_eio (READDIR_DIRS_FIRST)
787	const_eio (READDIR_STAT_ORDER)	1032	const_eio (READDIR_STAT_ORDER)
788	const_eio (READDIR_FOUND_UNKNOWN)	1033	const_eio (READDIR_FOUND_UNKNOWN)
…		…
799	};	1044	};
800		1045
801	aio_stash = gv_stashpv ("IO::AIO" , 1);	1046	aio_stash = gv_stashpv ("IO::AIO" , 1);
802	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);	1047	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
803	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);	1048	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
		1049	aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
804		1050
805	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1051	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
806	newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));	1052	newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
807		1053
808	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));	1054	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
809		1055
810	create_respipe ();	1056	reinit ();
811
812	if (eio_init (want_poll, done_poll) < 0)
813	croak ("IO::AIO: unable to initialise eio library");
814
815	/* atfork child called in fifo order, so before eio's handler */
816	X_THREAD_ATFORK (0, 0, atfork_child);
817	}	1057	}
818		1058
819	void	1059	void
		1060	reinit ()
		1061	PROTOTYPE:
		1062
		1063	void
820	max_poll_reqs (int nreqs)	1064	max_poll_reqs (unsigned int nreqs)
821	PROTOTYPE: $	1065	PROTOTYPE: $
822	CODE:	1066	CODE:
823	eio_set_max_poll_reqs (nreqs);	1067	eio_set_max_poll_reqs (nreqs);
824		1068
825	void	1069	void
…		…
827	PROTOTYPE: $	1071	PROTOTYPE: $
828	CODE:	1072	CODE:
829	eio_set_max_poll_time (nseconds);	1073	eio_set_max_poll_time (nseconds);
830		1074
831	void	1075	void
832	min_parallel (int nthreads)	1076	min_parallel (unsigned int nthreads)
833	PROTOTYPE: $	1077	PROTOTYPE: $
834	CODE:	1078	CODE:
835	eio_set_min_parallel (nthreads);	1079	eio_set_min_parallel (nthreads);
836		1080
837	void	1081	void
838	max_parallel (int nthreads)	1082	max_parallel (unsigned int nthreads)
839	PROTOTYPE: $	1083	PROTOTYPE: $
840	CODE:	1084	CODE:
841	eio_set_max_parallel (nthreads);	1085	eio_set_max_parallel (nthreads);
842		1086
843	void	1087	void
844	max_idle (int nthreads)	1088	max_idle (unsigned int nthreads)
845	PROTOTYPE: $	1089	PROTOTYPE: $
846	CODE:	1090	CODE:
847	eio_set_max_idle (nthreads);	1091	eio_set_max_idle (nthreads);
848		1092
849	void	1093	void
		1094	idle_timeout (unsigned int seconds)
		1095	PROTOTYPE: $
		1096	CODE:
		1097	eio_set_idle_timeout (seconds);
		1098
		1099	void
850	max_outstanding (int maxreqs)	1100	max_outstanding (unsigned int maxreqs)
851	PROTOTYPE: $	1101	PROTOTYPE: $
852	CODE:	1102	CODE:
853	max_outstanding = maxreqs;	1103	max_outstanding = maxreqs;
854		1104
855	void	1105	void
		1106	aio_wd (SV8 pathname, SV callback=&PL_sv_undef)
		1107	PPCODE:
		1108	{
		1109	dREQ;
		1110
		1111	req->type = EIO_WD_OPEN;
		1112	req_set_path1 (req, pathname);
		1113
		1114	REQ_SEND;
		1115	}
		1116
		1117	void
856	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	1118	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)
857	PPCODE:	1119	PPCODE:
858	{	1120	{
859	dREQ;	1121	dREQ;
860		1122
861	req->type = EIO_OPEN;	1123	req->type = EIO_OPEN;
862	req->sv1 = newSVsv (pathname);	1124	req_set_path1 (req, pathname);
863	req->ptr1 = SvPVbyte_nolen (req->sv1);
864	req->int1 = flags;	1125	req->int1 = flags;
865	req->int2 = mode;	1126	req->int2 = mode;
866		1127
867	REQ_SEND;	1128	REQ_SEND;
868	}	1129	}
…		…
870	void	1131	void
871	aio_fsync (SV fh, SV callback=&PL_sv_undef)	1132	aio_fsync (SV fh, SV callback=&PL_sv_undef)
872	ALIAS:	1133	ALIAS:
873	aio_fsync = EIO_FSYNC	1134	aio_fsync = EIO_FSYNC
874	aio_fdatasync = EIO_FDATASYNC	1135	aio_fdatasync = EIO_FDATASYNC
		1136	aio_syncfs = EIO_SYNCFS
875	PPCODE:	1137	PPCODE:
876	{	1138	{
877	int fd = s_fileno_croak (fh, 0);	1139	int fd = s_fileno_croak (fh, 0);
878	dREQ;	1140	dREQ;
879		1141
880	req->type = ix;	1142	req->type = ix;
881	req->sv1 = newSVsv (fh);	1143	req->sv1 = newSVsv (fh);
882	req->int1 = fd;	1144	req->int1 = fd;
883		1145
884	REQ_SEND (req);	1146	REQ_SEND;
885	}	1147	}
886		1148
887	void	1149	void
888	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1150	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
889	PPCODE:	1151	PPCODE:
…		…
896	req->int1 = fd;	1158	req->int1 = fd;
897	req->offs = offset;	1159	req->offs = offset;
898	req->size = nbytes;	1160	req->size = nbytes;
899	req->int2 = flags;	1161	req->int2 = flags;
900		1162
901	REQ_SEND (req);	1163	REQ_SEND;
		1164	}
		1165
		1166	void
		1167	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)
		1168	PPCODE:
		1169	{
		1170	int fd = s_fileno_croak (fh, 0);
		1171	dREQ;
		1172
		1173	req->type = EIO_FALLOCATE;
		1174	req->sv1 = newSVsv (fh);
		1175	req->int1 = fd;
		1176	req->int2 = mode;
		1177	req->offs = offset;
		1178	req->size = len;
		1179
		1180	REQ_SEND;
902	}	1181	}
903		1182
904	void	1183	void
905	aio_close (SV fh, SV callback=&PL_sv_undef)	1184	aio_close (SV fh, SV callback=&PL_sv_undef)
906	PPCODE:	1185	PPCODE:
907	{	1186	{
908	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	1187	static int close_fd = -1; /* dummy fd to close fds via dup2 */
909	int fd = s_fileno_croak (fh, 0);	1188	int fd = s_fileno_croak (fh, 0);
910	dREQ;	1189	dREQ;
911		1190
912	if (close_pipe < 0)	1191	if (expect_false (close_fd < 0))
913	{	1192	{
914	int pipefd [2];	1193	int pipefd [2];
915		1194
		1195	if (
		1196	#ifdef _WIN32
		1197	_pipe (pipefd, 1, _O_BINARY) < 0
		1198	#else
916	if (pipe (pipefd) < 0	1199	pipe (pipefd) < 0
917	\|\| close (pipefd [1]) < 0
918	\|\| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0)	1200	\|\| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
		1201	#endif
		1202	\|\| close (pipefd [1]) < 0
		1203	)
919	abort (); /D/	1204	abort (); /D/
920		1205
921	close_pipe = pipefd [0];	1206	close_fd = pipefd [0];
922	}	1207	}
923		1208
924	req->type = EIO_DUP2;	1209	req->type = EIO_DUP2;
925	req->int1 = close_pipe;	1210	req->int1 = close_fd;
926	req->sv2 = newSVsv (fh);	1211	req->sv2 = newSVsv (fh);
927	req->int2 = fd;	1212	req->int2 = fd;
928		1213
929	REQ_SEND (req);	1214	REQ_SEND;
		1215	}
		1216
		1217	void
		1218	aio_seek (SV fh, SV offset, int whence, SV *callback=&PL_sv_undef)
		1219	PPCODE:
		1220	{
		1221	STRLEN svlen;
		1222	int fd = s_fileno_croak (fh, 0);
		1223	dREQ;
		1224
		1225	req->type = EIO_SEEK;
		1226	req->sv1 = newSVsv (fh);
		1227	req->int1 = fd;
		1228	req->offs = SvVAL64 (offset);
		1229	req->int2 = whence;
		1230
		1231	REQ_SEND;
930	}	1232	}
931		1233
932	void	1234	void
933	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1235	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
934	ALIAS:	1236	ALIAS:
…		…
981	REQ_SEND;	1283	REQ_SEND;
982	}	1284	}
983	}	1285	}
984		1286
985	void	1287	void
986	aio_readlink (SV8 path, SV callback=&PL_sv_undef)	1288	aio_readlink (SV8 pathname, SV callback=&PL_sv_undef)
		1289	ALIAS:
		1290	aio_readlink = EIO_READLINK
		1291	aio_realpath = EIO_REALPATH
987	PPCODE:	1292	PPCODE:
988	{	1293	{
989	SV *data;
990	dREQ;	1294	dREQ;
991		1295
992	req->type = EIO_READLINK;	1296	req->type = ix;
993	req->sv1 = newSVsv (path);	1297	req_set_path1 (req, pathname);
994	req->ptr1 = SvPVbyte_nolen (req->sv1);
995		1298
996	REQ_SEND;	1299	REQ_SEND;
997	}	1300	}
998		1301
999	void	1302	void
…		…
1039	aio_statvfs = EIO_STATVFS	1342	aio_statvfs = EIO_STATVFS
1040	PPCODE:	1343	PPCODE:
1041	{	1344	{
1042	dREQ;	1345	dREQ;
1043		1346
1044	req->sv1 = newSVsv (fh_or_path);	1347	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1045
1046	if (SvPOK (req->sv1))
1047	{
1048	req->type = ix;
1049	req->ptr1 = SvPVbyte_nolen (req->sv1);
1050	}
1051	else
1052	{
1053	req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1054	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1055	}
1056		1348
1057	REQ_SEND;	1349	REQ_SEND;
1058	}	1350	}
		1351
		1352	UV
		1353	major (UV dev)
		1354	ALIAS:
		1355	minor = 1
		1356	CODE:
		1357	RETVAL = ix ? major (dev) : minor (dev);
		1358	OUTPUT:
		1359	RETVAL
		1360
		1361	UV
		1362	makedev (UV maj, UV min)
		1363	CODE:
		1364	RETVAL = makedev (maj, min);
		1365	OUTPUT:
		1366	RETVAL
1059		1367
1060	void	1368	void
1061	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)	1369	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)
1062	PPCODE:	1370	PPCODE:
1063	{	1371	{
1064	dREQ;	1372	dREQ;
1065		1373
1066	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1374	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1067	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;	1375	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1068	req->sv1 = newSVsv (fh_or_path);	1376	req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1069
1070	if (SvPOK (req->sv1))
1071	{
1072	req->type = EIO_UTIME;
1073	req->ptr1 = SvPVbyte_nolen (req->sv1);
1074	}
1075	else
1076	{
1077	req->type = EIO_FUTIME;
1078	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1079	}
1080		1377
1081	REQ_SEND;	1378	REQ_SEND;
1082	}	1379	}
1083		1380
1084	void	1381	void
1085	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)	1382	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)
1086	PPCODE:	1383	PPCODE:
1087	{	1384	{
1088	dREQ;	1385	dREQ;
1089		1386
1090	req->sv1 = newSVsv (fh_or_path);
1091	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1387	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1092		1388	req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1093	if (SvPOK (req->sv1))
1094	{
1095	req->type = EIO_TRUNCATE;
1096	req->ptr1 = SvPVbyte_nolen (req->sv1);
1097	}
1098	else
1099	{
1100	req->type = EIO_FTRUNCATE;
1101	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1102	}
1103		1389
1104	REQ_SEND;	1390	REQ_SEND;
1105	}	1391	}
1106		1392
1107	void	1393	void
1108	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)	1394	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)
1109	ALIAS:
1110	aio_chmod = EIO_CHMOD
1111	aio_mkdir = EIO_MKDIR
1112	PPCODE:	1395	PPCODE:
1113	{	1396	{
1114	dREQ;	1397	dREQ;
1115		1398
1116	req->int2 = mode;	1399	req->int2 = mode;
1117	req->sv1 = newSVsv (fh_or_path);	1400	req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1118
1119	if (SvPOK (req->sv1))
1120	{
1121	req->type = ix;
1122	req->ptr1 = SvPVbyte_nolen (req->sv1);
1123	}
1124	else
1125	{
1126	req->type = EIO_FCHMOD;
1127	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1128	}
1129		1401
1130	REQ_SEND;	1402	REQ_SEND;
1131	}	1403	}
1132		1404
1133	void	1405	void
…		…
1136	{	1408	{
1137	dREQ;	1409	dREQ;
1138		1410
1139	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1411	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1140	req->int3 = SvOK (gid) ? SvIV (gid) : -1;	1412	req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1141	req->sv1 = newSVsv (fh_or_path);	1413	req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1142
1143	if (SvPOK (req->sv1))
1144	{
1145	req->type = EIO_CHOWN;
1146	req->ptr1 = SvPVbyte_nolen (req->sv1);
1147	}
1148	else
1149	{
1150	req->type = EIO_FCHOWN;
1151	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1152	}
1153		1414
1154	REQ_SEND;	1415	REQ_SEND;
1155	}	1416	}
1156		1417
1157	void	1418	void
…		…
1159	PPCODE:	1420	PPCODE:
1160	{	1421	{
1161	dREQ;	1422	dREQ;
1162		1423
1163	req->type = EIO_READDIR;	1424	req->type = EIO_READDIR;
1164	req->sv1 = newSVsv (pathname);
1165	req->ptr1 = SvPVbyte_nolen (req->sv1);
1166	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;	1425	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;
1167		1426
1168	if (flags & EIO_READDIR_DENTS)	1427	if (flags & EIO_READDIR_DENTS)
1169	req->int1 \|= EIO_READDIR_CUSTOM2;	1428	req->int1 \|= EIO_READDIR_CUSTOM2;
1170		1429
		1430	req_set_path1 (req, pathname);
		1431
1171	REQ_SEND;	1432	REQ_SEND;
		1433	}
		1434
		1435	void
		1436	aio_mkdir (SV8 pathname, int mode, SV callback=&PL_sv_undef)
		1437	PPCODE:
		1438	{
		1439	dREQ;
		1440
		1441	req->type = EIO_MKDIR;
		1442	req->int2 = mode;
		1443	req_set_path1 (req, pathname);
		1444
		1445	REQ_SEND;
1172	}	1446	}
1173		1447
1174	void	1448	void
1175	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1449	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)
1176	ALIAS:	1450	ALIAS:
…		…
1180	PPCODE:	1454	PPCODE:
1181	{	1455	{
1182	dREQ;	1456	dREQ;
1183		1457
1184	req->type = ix;	1458	req->type = ix;
1185	req->sv1 = newSVsv (pathname);	1459	req_set_path1 (req, pathname);
1186	req->ptr1 = SvPVbyte_nolen (req->sv1);
1187		1460
1188	REQ_SEND;	1461	REQ_SEND;
1189	}	1462	}
1190		1463
1191	void	1464	void
…		…
1194	aio_link = EIO_LINK	1467	aio_link = EIO_LINK
1195	aio_symlink = EIO_SYMLINK	1468	aio_symlink = EIO_SYMLINK
1196	aio_rename = EIO_RENAME	1469	aio_rename = EIO_RENAME
1197	PPCODE:	1470	PPCODE:
1198	{	1471	{
		1472	eio_wd wd2 = 0;
1199	dREQ;	1473	dREQ;
1200		1474
1201	req->type = ix;	1475	req->type = ix;
1202	req->sv1 = newSVsv (oldpath);	1476	req_set_path1 (req, oldpath);
1203	req->ptr1 = SvPVbyte_nolen (req->sv1);	1477	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1204	req->sv2 = newSVsv (newpath);	1478	req->int3 = (long)wd2;
1205	req->ptr2 = SvPVbyte_nolen (req->sv2);
1206		1479
1207	REQ_SEND;	1480	REQ_SEND;
1208	}	1481	}
1209		1482
1210	void	1483	void
…		…
1212	PPCODE:	1485	PPCODE:
1213	{	1486	{
1214	dREQ;	1487	dREQ;
1215		1488
1216	req->type = EIO_MKNOD;	1489	req->type = EIO_MKNOD;
1217	req->sv1 = newSVsv (pathname);
1218	req->ptr1 = SvPVbyte_nolen (req->sv1);
1219	req->int2 = (mode_t)mode;	1490	req->int2 = (mode_t)mode;
1220	req->offs = dev;	1491	req->offs = dev;
		1492	req_set_path1 (req, pathname);
1221		1493
1222	REQ_SEND;	1494	REQ_SEND;
1223	}	1495	}
1224		1496
1225	void	1497	void
…		…
1425	CODE:	1697	CODE:
1426	RETVAL = posix_fadvise (fh, offset, length, advice);	1698	RETVAL = posix_fadvise (fh, offset, length, advice);
1427	OUTPUT:	1699	OUTPUT:
1428	RETVAL	1700	RETVAL
1429		1701
1430	ssize_t	1702	IV
1431	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1703	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1432	CODE:	1704	CODE:
1433	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1705	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1434	OUTPUT:	1706	OUTPUT:
1435	RETVAL	1707	RETVAL
…		…
1519	if (!SvOK (length) \|\| len + offset > svlen)	1791	if (!SvOK (length) \|\| len + offset > svlen)
1520	len = svlen - offset;	1792	len = svlen - offset;
1521		1793
1522	addr = (void *)(((intptr_t)addr) + offset);	1794	addr = (void *)(((intptr_t)addr) + offset);
1523	eio_page_align (&addr, &len);	1795	eio_page_align (&addr, &len);
1524	#if _POSIX_MEMLOCK	1796	#if _POSIX_MEMLOCK_RANGE
1525	RETVAL = munlock (addr, len);	1797	RETVAL = munlock (addr, len);
1526	#else	1798	#else
1527	RETVAL = ((errno = ENOSYS), -1);	1799	RETVAL = ((errno = ENOSYS), -1);
1528	#endif	1800	#endif
1529	}	1801	}
…		…
1547	SvREFCNT_dec (on_next_submit);	1819	SvREFCNT_dec (on_next_submit);
1548	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1820	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1549		1821
1550	PROTOTYPES: DISABLE	1822	PROTOTYPES: DISABLE
1551		1823
		1824	MODULE = IO::AIO PACKAGE = IO::AIO::WD
		1825
		1826	BOOT:
		1827	{
		1828	newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
		1829	newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
		1830	}
		1831
		1832	void
		1833	DESTROY (SV *self)
		1834	CODE:
		1835	{
		1836	aio_wd wd = SvAIO_WD (self);
		1837	#if HAVE_AT
		1838	{
		1839	SV *callback = &PL_sv_undef;
		1840	dREQ; /* clobbers next_pri :/ */
		1841	next_pri = req->pri; /* restore next_pri */
		1842	req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
		1843	req->type = EIO_WD_CLOSE;
		1844	req->wd = wd;
		1845	REQ_SEND;
		1846	}
		1847	#else
		1848	eio_wd_close_sync (wd);
		1849	#endif
		1850	}
		1851
1552	MODULE = IO::AIO PACKAGE = IO::AIO::REQ	1852	MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1553		1853
1554	void	1854	void
1555	cancel (aio_req_ornot req)	1855	cancel (aio_req_ornot req)
1556	CODE:	1856	CODE:

Diff Legend

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

Comparing IO-AIO/AIO.xs (file contents): Revision 1.173 by root, Mon Sep 13 01:59:05 2010 UTC vs. Revision 1.209 by root, Sun Apr 1 17:46:02 2012 UTC

Diff Legend

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.173 by root, Mon Sep 13 01:59:05 2010 UTC vs.
Revision 1.209 by root, Sun Apr 1 17:46:02 2012 UTC