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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.135 by root, Sun Apr 19 13:06:15 2009 UTC vs.
Revision 1.161 by root, Sun Jan 10 20:28:43 2010 UTC

…		…
3	#include <errno.h>	3	#include <errno.h>
4		4
5	#include "EXTERN.h"	5	#include "EXTERN.h"
6	#include "perl.h"	6	#include "perl.h"
7	#include "XSUB.h"	7	#include "XSUB.h"
		8
		9	#include "schmorp.h"
8		10
9	#include <stddef.h>	11	#include <stddef.h>
10	#include <stdlib.h>	12	#include <stdlib.h>
11	#include <errno.h>	13	#include <errno.h>
12	#include <sys/types.h>	14	#include <sys/types.h>
13	#include <sys/stat.h>	15	#include <sys/stat.h>
		16	#include <sys/statvfs.h>
14	#include <limits.h>	17	#include <limits.h>
15	#include <fcntl.h>	18	#include <fcntl.h>
16	#include <sched.h>	19	#include <sched.h>
		20
		21	#if _POSIX_MEMLOCK
		22	# include <sys/mman.h>
		23	#endif
17		24
18	/* perl namespace pollution */	25	/* perl namespace pollution */
19	#undef VERSION	26	#undef VERSION
20		27
21	#ifdef _WIN32	28	#ifdef _WIN32
…		…
75		82
76	#define EIO_STRUCT_STAT Stat_t	83	#define EIO_STRUCT_STAT Stat_t
77		84
78	/* use NV for 32 bit perls as it allows larger offsets */	85	/* use NV for 32 bit perls as it allows larger offsets */
79	#if IVSIZE >= 8	86	#if IVSIZE >= 8
		87	# define VAL64 IV
80	# define SvVAL64 SvIV	88	# define SvVAL64 SvIV
		89	# define newSVval64 newSViv
81	#else	90	#else
		91	# define VAL64 NV
82	# define SvVAL64 SvNV	92	# define SvVAL64 SvNV
		93	# define newSVval64 newSVnv
83	#endif	94	#endif
84		95
85	/*****************************************************************************/	96	/*****************************************************************************/
86		97
87	#if __GNUC__ >= 3	98	#if __GNUC__ >= 3
…		…
93	#define expect_false(expr) expect ((expr) != 0, 0)	104	#define expect_false(expr) expect ((expr) != 0, 0)
94	#define expect_true(expr) expect ((expr) != 0, 1)	105	#define expect_true(expr) expect ((expr) != 0, 1)
95		106
96	/*****************************************************************************/	107	/*****************************************************************************/
97		108
98	static HV *stash;
99	typedef SV SV8; /* byte-sv, used for argument-checking */	109	typedef SV SV8; /* byte-sv, used for argument-checking */
		110	typedef int aio_rfd; /* read file desriptor */
		111	typedef int aio_wfd; /* write file descriptor */
100		112
101	#define AIO_REQ_KLASS "IO::AIO::REQ"	113	static HV aio_stash, aio_req_stash, *aio_grp_stash;
102	#define AIO_GRP_KLASS "IO::AIO::GRP"
103		114
104	#define EIO_REQ_MEMBERS \	115	#define EIO_REQ_MEMBERS \
105	SV *callback; \	116	SV *callback; \
106	SV sv1, sv2; \	117	SV sv1, sv2; \
107	STRLEN stroffset; \	118	STRLEN stroffset; \
…		…
109		120
110	#define EIO_NO_WRAPPERS 1	121	#define EIO_NO_WRAPPERS 1
111		122
112	#include "libeio/eio.h"	123	#include "libeio/eio.h"
113		124
		125	#ifndef POSIX_FADV_NORMAL
		126	# define POSIX_FADV_NORMAL 0
		127	# define NO_FADVISE 1
		128	#endif
		129	#ifndef POSIX_FADV_SEQUENTIAL
		130	# define POSIX_FADV_SEQUENTIAL 0
		131	#endif
		132	#ifndef POSIX_FADV_RANDOM
		133	# define POSIX_FADV_RANDOM 0
		134	#endif
		135	#ifndef POSIX_FADV_NOREUSE
		136	# define POSIX_FADV_NOREUSE 0
		137	#endif
		138	#ifndef POSIX_FADV_WILLNEED
		139	# define POSIX_FADV_WILLNEED 0
		140	#endif
		141	#ifndef POSIX_FADV_DONTNEED
		142	# define POSIX_FADV_DONTNEED 0
		143	#endif
		144
		145	#ifndef ST_NODEV
		146	# define ST_NODEV 0
		147	#endif
		148	#ifndef ST_NOEXEC
		149	# define ST_NOEXEC 0
		150	#endif
		151	#ifndef ST_SYNCHRONOUS
		152	# define ST_SYNCHRONOUS 0
		153	#endif
		154	#ifndef ST_MANDLOCK
		155	# define ST_MANDLOCK 0
		156	#endif
		157	#ifndef ST_WRITE
		158	# define ST_WRITE 0
		159	#endif
		160	#ifndef ST_APPEND
		161	# define ST_APPEND 0
		162	#endif
		163	#ifndef ST_IMMUTABLE
		164	# define ST_IMMUTABLE 0
		165	#endif
		166	#ifndef ST_NOATIME
		167	# define ST_NOATIME 0
		168	#endif
		169	#ifndef ST_NODIRATIME
		170	# define ST_NODIRATIME 0
		171	#endif
		172	#ifndef ST_RELATIME
		173	# define ST_RELATIME 0
		174	#endif
		175
		176	#ifndef MCL_CURRENT
		177	# define MCL_CURRENT 0
		178	#endif
		179	#ifndef MCL_FUTURE
		180	# define MCL_FUTURE 0
		181	#endif
		182
114	static int req_invoke (eio_req *req);	183	static int req_invoke (eio_req *req);
115	#define EIO_FINISH(req) req_invoke (req)	184	#define EIO_FINISH(req) req_invoke (req)
116	static void req_destroy (eio_req *grp);	185	static void req_destroy (eio_req *grp);
117	#define EIO_DESTROY(req) req_destroy (req)	186	#define EIO_DESTROY(req) req_destroy (req)
118		187
…		…
127		196
128	static SV *on_next_submit;	197	static SV *on_next_submit;
129	static int next_pri = EIO_PRI_DEFAULT;	198	static int next_pri = EIO_PRI_DEFAULT;
130	static int max_outstanding;	199	static int max_outstanding;
131		200
132	static int respipe_osf [2], respipe [2] = { -1, -1 };	201	static s_epipe respipe;
133		202
134	static void req_destroy (aio_req req);	203	static void req_destroy (aio_req req);
135	static void req_cancel (aio_req req);	204	static void req_cancel (aio_req req);
136		205
137	static void want_poll (void)	206	static void want_poll (void)
138	{	207	{
139	/* write a dummy byte to the pipe so fh becomes ready */	208	/* write a dummy byte to the pipe so fh becomes ready */
140	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);	209	s_epipe_signal (&respipe);
141	}	210	}
142		211
143	static void done_poll (void)	212	static void done_poll (void)
144	{	213	{
145	/* read any signals sent by the worker threads */	214	/* read any signals sent by the worker threads */
146	char buf [4];	215	s_epipe_drain (&respipe);
147	while (respipe_read (respipe [0], buf, 4) == 4)
148	;
149	}	216	}
150		217
151	/* must be called at most once */	218	/* must be called at most once */
152	static SV req_sv (aio_req req, const char klass)	219	static SV req_sv (aio_req req, HV stash)
153	{	220	{
154	if (!req->self)	221	if (!req->self)
155	{	222	{
156	req->self = (SV *)newHV ();	223	req->self = (SV *)newHV ();
157	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);	224	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
158	}	225	}
159		226
160	return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1)));	227	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
161	}	228	}
162		229
163	static aio_req SvAIO_REQ (SV *sv)	230	static aio_req SvAIO_REQ (SV *sv)
164	{	231	{
165	MAGIC *mg;	232	MAGIC *mg;
166		233
167	if (!sv_derived_from (sv, AIO_REQ_KLASS) \|\| !SvROK (sv))	234	if (!SvROK (sv)
		235	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash
		236	&& SvSTASH (SvRV (sv)) != aio_req_stash
		237	&& !sv_derived_from (sv, "IO::AIO::REQ")))
168	croak ("object of class " AIO_REQ_KLASS " expected");	238	croak ("object of class IO::AIO::REQ expected");
169		239
170	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	240	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
171		241
172	return mg ? (aio_req)mg->mg_ptr : 0;	242	return mg ? (aio_req)mg->mg_ptr : 0;
173	}	243	}
…		…
179	dSP;	249	dSP;
180		250
181	ENTER;	251	ENTER;
182	SAVETMPS;	252	SAVETMPS;
183	PUSHMARK (SP);	253	PUSHMARK (SP);
184	XPUSHs (req_sv (grp, AIO_GRP_KLASS));	254	XPUSHs (req_sv (grp, aio_grp_stash));
185	PUTBACK;	255	PUTBACK;
186	call_sv (grp->sv2, G_VOID \| G_EVAL \| G_KEEPERR);	256	call_sv (grp->sv2, G_VOID \| G_EVAL \| G_KEEPERR);
187	SPAGAIN;	257	SPAGAIN;
188	FREETMPS;	258	FREETMPS;
189	LEAVE;	259	LEAVE;
…		…
228	SV *rv = &PL_sv_undef;	298	SV *rv = &PL_sv_undef;
229		299
230	if (req->result >= 0)	300	if (req->result >= 0)
231	{	301	{
232	int i;	302	int i;
233	char *buf = req->ptr2;	303	char names = (char )req->ptr2;
		304	eio_dirent ent = (eio_dirent )req->ptr1; /* might be 0 */
234	AV *av = newAV ();	305	AV *av = newAV ();
235		306
236	av_extend (av, req->result - 1);	307	av_extend (av, req->result - 1);
237		308
238	for (i = 0; i < req->result; ++i)	309	for (i = 0; i < req->result; ++i)
239	{	310	{
240	SV *sv = newSVpv (buf, 0);	311	if (req->int1 & EIO_READDIR_DENTS)
		312	{
		313	SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen);
241		314
		315	if (req->int1 & EIO_READDIR_CUSTOM2)
		316	{
		317	static SV sv_type [EIO_DT_MAX + 1]; / type sv cache */
		318	AV *avent = newAV ();
		319
		320	av_extend (avent, 2);
		321
		322	if (!sv_type [ent->type])
		323	{
		324	sv_type [ent->type] = newSViv (ent->type);
		325	SvREADONLY_on (sv_type [ent->type]);
		326	}
		327
		328	av_store (avent, 0, namesv);
		329	av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type]));
		330	av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode));
		331
		332	av_store (av, i, newRV_noinc ((SV *)avent));
		333	}
		334	else
242	av_store (av, i, sv);	335	av_store (av, i, namesv);
		336
		337	++ent;
		338	}
		339	else
		340	{
		341	SV *name = newSVpv (names, 0);
		342	av_store (av, i, name);
243	buf += SvCUR (sv) + 1;	343	names += SvCUR (name) + 1;
		344	}
244	}	345	}
245		346
246	rv = sv_2mortal (newRV_noinc ((SV *)av));	347	rv = sv_2mortal (newRV_noinc ((SV *)av));
247	}	348	}
248		349
249	PUSHs (rv);	350	PUSHs (rv);
		351
		352	if (req->int1 & EIO_READDIR_CUSTOM1)
		353	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));
250	}	354	}
251	break;	355	break;
252		356
253	case EIO_OPEN:	357	case EIO_OPEN:
254	{	358	{
…		…
260	GV gv = (GV )sv_newmortal ();	364	GV gv = (GV )sv_newmortal ();
261	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);	365	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);
262	char sym [64];	366	char sym [64];
263	int symlen;	367	int symlen;
264		368
265	symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result);	369	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
266	gv_init (gv, stash, sym, symlen, 0);	370	gv_init (gv, aio_stash, sym, symlen, 0);
267		371
268	symlen = snprintf (	372	symlen = snprintf (
269	sym,	373	sym,
270	sizeof (sym),	374	sizeof (sym),
271	"%s&=%d",	375	"%s&=%d",
272	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",	376	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
273	req->result	377	(int)req->result
274	);	378	);
275		379
276	if (do_open (gv, sym, symlen, 0, 0, 0, 0))	380	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
277	fh = (SV *)gv;	381	fh = (SV *)gv;
278	}	382	}
279		383
280	PUSHs (fh);	384	PUSHs (fh);
281	}	385	}
		386	break;
		387
		388	case EIO_STATVFS:
		389	case EIO_FSTATVFS:
		390	{
		391	SV *rv = &PL_sv_undef;
		392
		393	if (req->result >= 0)
		394	{
		395	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
		396	HV *hv = newHV ();
		397
		398	rv = sv_2mortal (newRV_noinc ((SV *)hv));
		399
		400	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
		401	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
		402	hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0);
		403	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
		404	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
		405	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
		406	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
		407	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
		408	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
		409	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
		410	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
		411	}
		412
		413	PUSHs (rv);
		414	}
		415
282	break;	416	break;
283		417
284	case EIO_GROUP:	418	case EIO_GROUP:
285	req->int1 = 2; /* mark group as finished */	419	req->int1 = 2; /* mark group as finished */
286		420
…		…
312	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	446	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
313	PUSHs (sv_2mortal (newSViv (req->result)));	447	PUSHs (sv_2mortal (newSViv (req->result)));
314	break;	448	break;
315		449
316	case EIO_READ:	450	case EIO_READ:
		451	{
317	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	452	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
318	*SvEND (req->sv2) = 0;	453	*SvEND (req->sv2) = 0;
		454	SvPOK_only (req->sv2);
		455	SvSETMAGIC (req->sv2);
319	PUSHs (sv_2mortal (newSViv (req->result)));	456	PUSHs (sv_2mortal (newSViv (req->result)));
		457	}
320	break;	458	break;
321		459
322	case EIO_DUP2:	460	case EIO_DUP2:
323	if (req->result > 0)	461	if (req->result > 0)
324	req->result = 0;	462	req->result = 0;
…		…
370	grp->sv2 = 0;	508	grp->sv2 = 0;
371		509
372	eio_grp_cancel (grp);	510	eio_grp_cancel (grp);
373	}	511	}
374		512
375	#ifdef USE_SOCKETS_AS_HANDLES
376	# define TO_SOCKET(x) (win32_get_osfhandle (x))
377	#else
378	# define TO_SOCKET(x) (x)
379	#endif
380
381	static void	513	static void
382	create_respipe (void)	514	create_respipe (void)
383	{	515	{
384	int old_readfd = respipe [0];
385
386	if (respipe [1] >= 0)
387	respipe_close (TO_SOCKET (respipe [1]));
388
389	#ifdef _WIN32
390	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
391	#else
392	if (pipe (respipe))	516	if (s_epipe_renew (&respipe))
393	#endif
394	croak ("unable to initialize result pipe");	517	croak ("IO::AIO: unable to initialize result pipe");
395
396	if (old_readfd >= 0)
397	{
398	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
399	croak ("unable to initialize result pipe(2)");
400
401	respipe_close (respipe [0]);
402	respipe [0] = old_readfd;
403	}
404
405	#ifdef _WIN32
406	int arg = 1;
407	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
408	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
409	#else
410	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
411	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
412	#endif
413	croak ("unable to initialize result pipe(3)");
414
415	respipe_osf [0] = TO_SOCKET (respipe [0]);
416	respipe_osf [1] = TO_SOCKET (respipe [1]);
417	}	518	}
418		519
419	static void poll_wait (void)	520	static void poll_wait (void)
420	{	521	{
421	fd_set rfd;
422
423	while (eio_nreqs ())	522	while (eio_nreqs ())
424	{	523	{
425	int size;	524	int size;
426		525
427	X_LOCK (reslock);	526	X_LOCK (reslock);
…		…
431	if (size)	530	if (size)
432	return;	531	return;
433		532
434	etp_maybe_start_thread ();	533	etp_maybe_start_thread ();
435		534
436	FD_ZERO (&rfd);	535	s_epipe_wait (&respipe);
437	FD_SET (respipe [0], &rfd);
438
439	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
440	}	536	}
441	}	537	}
442		538
443	static int poll_cb (void)	539	static int poll_cb (void)
444	{	540	{
…		…
462	}	558	}
463		559
464	static SV *	560	static SV *
465	get_cb (SV *cb_sv)	561	get_cb (SV *cb_sv)
466	{	562	{
467	HV *st;	563	SvGETMAGIC (cb_sv);
468	GV *gvp;	564	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
469	CV *cv;
470
471	if (!SvOK (cb_sv))
472	return 0;
473
474	cv = sv_2cv (cb_sv, &st, &gvp, 0);
475
476	if (!cv)
477	croak ("IO::AIO callback must be undef or a CODE reference");
478
479	return (SV *)cv;
480	}	565	}
481		566
482	#define dREQ \	567	#define dREQ \
483	SV *cb_cv; \	568	SV *cb_cv; \
484	aio_req req; \	569	aio_req req; \
…		…
498	PUTBACK; \	583	PUTBACK; \
499	req_submit (req); \	584	req_submit (req); \
500	SPAGAIN; \	585	SPAGAIN; \
501	\	586	\
502	if (GIMME_V != G_VOID) \	587	if (GIMME_V != G_VOID) \
503	XPUSHs (req_sv (req, AIO_REQ_KLASS));	588	XPUSHs (req_sv (req, aio_req_stash));
504		589
505	MODULE = IO::AIO PACKAGE = IO::AIO	590	MODULE = IO::AIO PACKAGE = IO::AIO
506		591
507	PROTOTYPES: ENABLE	592	PROTOTYPES: ENABLE
508		593
509	BOOT:	594	BOOT:
510	{	595	{
511	stash = gv_stashpv ("IO::AIO", 1);	596	static const struct {
512		597	const char *name;
513	newCONSTSUB (stash, "EXDEV", newSViv (EXDEV));	598	IV iv;
514	newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY));	599	} *civ, const_iv[] = {
515	newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY));	600	# define const_iv(name, value) { # name, (IV) value },
516	newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT));	601	# define const_eio(name) { # name, (IV) EIO_ ## name },
517	newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC));	602	const_iv (EXDEV , EXDEV)
		603	const_iv (ENOSYS , ENOSYS)
		604	const_iv (O_RDONLY, O_RDONLY)
		605	const_iv (O_WRONLY, O_WRONLY)
		606	const_iv (O_CREAT , O_CREAT)
		607	const_iv (O_TRUNC , O_TRUNC)
518	#ifndef _WIN32	608	#ifndef _WIN32
519	newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO));	609	const_iv (S_IFIFO , S_IFIFO)
520	#endif	610	#endif
521	newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO));	611	const_iv (FADV_NORMAL , POSIX_FADV_NORMAL)
522	newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_BEFORE", newSViv (EIO_SYNC_FILE_RANGE_WAIT_BEFORE));	612	const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
523	newCONSTSUB (stash, "SYNC_FILE_RANGE_WRITE" , newSViv (EIO_SYNC_FILE_RANGE_WRITE));	613	const_iv (FADV_RANDOM , POSIX_FADV_RANDOM)
524	newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_AFTER" , newSViv (EIO_SYNC_FILE_RANGE_WAIT_AFTER));	614	const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
		615	const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
		616	const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
525		617
		618	const_iv (ST_RDONLY , ST_RDONLY)
		619	const_iv (ST_NOSUID , ST_NOSUID)
		620	const_iv (ST_NODEV , ST_NODEV)
		621	const_iv (ST_NOEXEC , ST_NOEXEC)
		622	const_iv (ST_SYNCHRONOUS , ST_SYNCHRONOUS)
		623	const_iv (ST_MANDLOCK , ST_MANDLOCK)
		624	const_iv (ST_WRITE , ST_WRITE)
		625	const_iv (ST_APPEND , ST_APPEND)
		626	const_iv (ST_IMMUTABLE , ST_IMMUTABLE)
		627	const_iv (ST_NOATIME , ST_NOATIME)
		628	const_iv (ST_NODIRATIME , ST_NODIRATIME)
		629	const_iv (ST_RELATIME , ST_RELATIME)
		630
		631	const_iv (MCL_FUTURE , MCL_FUTURE)
		632	const_iv (MCL_CURRENT , MCL_CURRENT)
		633
		634	const_eio (MS_ASYNC)
		635	const_eio (MS_INVALIDATE)
		636	const_eio (MS_SYNC)
		637
		638	const_eio (MT_MODIFY)
		639
		640	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
		641	const_eio (SYNC_FILE_RANGE_WRITE)
		642	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		643
		644	const_eio (READDIR_DENTS)
		645	const_eio (READDIR_DIRS_FIRST)
		646	const_eio (READDIR_STAT_ORDER)
		647	const_eio (READDIR_FOUND_UNKNOWN)
		648
		649	const_eio (DT_UNKNOWN)
		650	const_eio (DT_FIFO)
		651	const_eio (DT_CHR)
		652	const_eio (DT_DIR)
		653	const_eio (DT_BLK)
		654	const_eio (DT_REG)
		655	const_eio (DT_LNK)
		656	const_eio (DT_SOCK)
		657	const_eio (DT_WHT)
		658	};
		659
		660	aio_stash = gv_stashpv ("IO::AIO" , 1);
		661	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
		662	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
		663
		664	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		665	newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));
		666
526	create_respipe ();	667	create_respipe ();
527		668
528	if (eio_init (want_poll, done_poll) < 0)	669	if (eio_init (want_poll, done_poll) < 0)
529	croak ("IO::AIO: unable to initialise eio library");	670	croak ("IO::AIO: unable to initialise eio library");
530		671
531	/* atfork child called in fifo order, so before eio's handler */	672	/* atfork child called in fifo order, so before eio's handler */
532	X_THREAD_ATFORK (0, 0, atfork_child);	673	X_THREAD_ATFORK (0, 0, atfork_child);
533	}	674	}
534		675
535	void	676	void
536	max_poll_reqs (int nreqs)	677	max_poll_reqs (int nreqs)
537	PROTOTYPE: $	678	PROTOTYPE: $
…		…
590	ALIAS:	731	ALIAS:
591	aio_fsync = EIO_FSYNC	732	aio_fsync = EIO_FSYNC
592	aio_fdatasync = EIO_FDATASYNC	733	aio_fdatasync = EIO_FDATASYNC
593	PPCODE:	734	PPCODE:
594	{	735	{
		736	int fd = s_fileno_croak (fh, 0);
595	dREQ;	737	dREQ;
596		738
597	req->type = ix;	739	req->type = ix;
598	req->sv1 = newSVsv (fh);	740	req->sv1 = newSVsv (fh);
599	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh)));	741	req->int1 = fd;
600		742
601	REQ_SEND (req);	743	REQ_SEND (req);
602	}	744	}
603		745
604	void	746	void
605	aio_sync_file_range (SV fh, SV offset, SV nbytes, IV flags, SV callback=&PL_sv_undef)	747	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
606	PROTOTYPE: $$$$;$	748	PROTOTYPE: $$$$;$
607	PPCODE:	749	PPCODE:
608	{	750	{
		751	int fd = s_fileno_croak (fh, 0);
609	dREQ;	752	dREQ;
610		753
611	req->type = EIO_SYNC_FILE_RANGE;	754	req->type = EIO_SYNC_FILE_RANGE;
612	req->sv1 = newSVsv (fh);	755	req->sv1 = newSVsv (fh);
613	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh)));	756	req->int1 = fd;
614	req->offs = SvVAL64 (offset);	757	req->offs = offset;
615	req->size = SvVAL64 (nbytes);	758	req->size = nbytes;
616	req->int2 = flags;	759	req->int2 = flags;
617		760
618	REQ_SEND (req);	761	REQ_SEND (req);
619	}	762	}
620		763
…		…
622	aio_close (SV fh, SV callback=&PL_sv_undef)	765	aio_close (SV fh, SV callback=&PL_sv_undef)
623	PROTOTYPE: $;$	766	PROTOTYPE: $;$
624	PPCODE:	767	PPCODE:
625	{	768	{
626	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	769	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
		770	int fd = s_fileno_croak (fh, 0);
627	dREQ;	771	dREQ;
628		772
629	if (close_pipe < 0)	773	if (close_pipe < 0)
630	{	774	{
631	int pipefd [2];	775	int pipefd [2];
…		…
639	}	783	}
640		784
641	req->type = EIO_DUP2;	785	req->type = EIO_DUP2;
642	req->int1 = close_pipe;	786	req->int1 = close_pipe;
643	req->sv2 = newSVsv (fh);	787	req->sv2 = newSVsv (fh);
644	req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh)));	788	req->int2 = fd;
645		789
646	REQ_SEND (req);	790	REQ_SEND (req);
647	}	791	}
648		792
649	void	793	void
…		…
653	aio_write = EIO_WRITE	797	aio_write = EIO_WRITE
654	PROTOTYPE: $$$$$;$	798	PROTOTYPE: $$$$$;$
655	PPCODE:	799	PPCODE:
656	{	800	{
657	STRLEN svlen;	801	STRLEN svlen;
		802	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
658	char *svptr = SvPVbyte (data, svlen);	803	char *svptr = SvPVbyte (data, svlen);
659	UV len = SvUV (length);	804	UV len = SvUV (length);
660	int fd;
661
662	if (SvTYPE (data) > SVt_PVMG)
663	croak ("illegal data argument '%s', must be plain scalar string", SvPV_nolen (data));
664
665	SvUPGRADE (data, SVt_PV);
666	SvPOK_only (data);
667		805
668	if (dataoffset < 0)	806	if (dataoffset < 0)
669	dataoffset += svlen;	807	dataoffset += svlen;
670		808
671	if (dataoffset < 0 \|\| dataoffset > svlen)	809	if (dataoffset < 0 \|\| dataoffset > svlen)
…		…
677	if (!SvOK (length) \|\| len + dataoffset > svlen)	815	if (!SvOK (length) \|\| len + dataoffset > svlen)
678	len = svlen - dataoffset;	816	len = svlen - dataoffset;
679	}	817	}
680	else	818	else
681	{	819	{
682	/* read: grow scalar as necessary */	820	/* read: check type and grow scalar as necessary */
		821	SvUPGRADE (data, SVt_PV);
683	svptr = SvGROW (data, len + dataoffset + 1);	822	svptr = SvGROW (data, len + dataoffset + 1);
684	}	823	}
685
686	if (len < 0)
687	croak ("length must not be negative");
688
689	fd = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh))
690	: IoOFP (sv_2io (fh)));
691
692	if (fd < 0)
693	croak ("illegal fh argument, either not an OS file or read/write mode mismatch");
694		824
695	{	825	{
696	dREQ;	826	dREQ;
697		827
698	req->type = ix;	828	req->type = ix;
…		…
728		858
729	REQ_SEND;	859	REQ_SEND;
730	}	860	}
731		861
732	void	862	void
733	aio_sendfile (SV out_fh, SV in_fh, SV in_offset, UV length, SV callback=&PL_sv_undef)	863	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
734	PROTOTYPE: $$$$;$	864	PROTOTYPE: $$$$;$
735	PPCODE:	865	PPCODE:
736	{	866	{
		867	int ifd = s_fileno_croak (in_fh , 0);
		868	int ofd = s_fileno_croak (out_fh, 1);
737	dREQ;	869	dREQ;
738		870
739	req->type = EIO_SENDFILE;	871	req->type = EIO_SENDFILE;
740	req->sv1 = newSVsv (out_fh);	872	req->sv1 = newSVsv (out_fh);
741	req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh)));	873	req->int1 = ofd;
742	req->sv2 = newSVsv (in_fh);	874	req->sv2 = newSVsv (in_fh);
743	req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh)));	875	req->int2 = ifd;
744	req->offs = SvVAL64 (in_offset);	876	req->offs = in_offset;
745	req->size = length;	877	req->size = length;
746		878
747	REQ_SEND;	879	REQ_SEND;
748	}	880	}
749		881
750	void	882	void
751	aio_readahead (SV fh, SV offset, IV length, SV *callback=&PL_sv_undef)	883	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
752	PROTOTYPE: $$$;$	884	PROTOTYPE: $$$;$
753	PPCODE:	885	PPCODE:
754	{	886	{
		887	int fd = s_fileno_croak (fh, 0);
755	dREQ;	888	dREQ;
756		889
757	req->type = EIO_READAHEAD;	890	req->type = EIO_READAHEAD;
758	req->sv1 = newSVsv (fh);	891	req->sv1 = newSVsv (fh);
759	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh)));	892	req->int1 = fd;
760	req->offs = SvVAL64 (offset);	893	req->offs = offset;
761	req->size = length;	894	req->size = length;
762		895
763	REQ_SEND;	896	REQ_SEND;
764	}	897	}
765		898
766	void	899	void
767	aio_stat (SV8 fh_or_path, SV callback=&PL_sv_undef)	900	aio_stat (SV8 fh_or_path, SV callback=&PL_sv_undef)
768	ALIAS:	901	ALIAS:
769	aio_stat = EIO_STAT	902	aio_stat = EIO_STAT
770	aio_lstat = EIO_LSTAT	903	aio_lstat = EIO_LSTAT
		904	aio_statvfs = EIO_STATVFS
771	PPCODE:	905	PPCODE:
772	{	906	{
773	dREQ;	907	dREQ;
774		908
775	req->sv1 = newSVsv (fh_or_path);	909	req->sv1 = newSVsv (fh_or_path);
…		…
779	req->type = ix;	913	req->type = ix;
780	req->ptr1 = SvPVbyte_nolen (req->sv1);	914	req->ptr1 = SvPVbyte_nolen (req->sv1);
781	}	915	}
782	else	916	else
783	{	917	{
784	req->type = EIO_FSTAT;	918	req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
785	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));	919	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
786	}	920	}
787		921
788	REQ_SEND;	922	REQ_SEND;
789	}	923	}
…		…
881	req->type = EIO_FCHOWN;	1015	req->type = EIO_FCHOWN;
882	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));	1016	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
883	}	1017	}
884		1018
885	REQ_SEND;	1019	REQ_SEND;
		1020	}
		1021
		1022	void
		1023	aio_readdirx (SV8 pathname, IV flags, SV callback=&PL_sv_undef)
		1024	PPCODE:
		1025	{
		1026	dREQ;
		1027
		1028	req->type = EIO_READDIR;
		1029	req->sv1 = newSVsv (pathname);
		1030	req->ptr1 = SvPVbyte_nolen (req->sv1);
		1031	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;
		1032
		1033	if (flags & EIO_READDIR_DENTS)
		1034	req->int1 \|= EIO_READDIR_CUSTOM2;
		1035
		1036	REQ_SEND;
886	}	1037	}
887		1038
888	void	1039	void
889	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1040	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)
890	ALIAS:	1041	ALIAS:
…		…
935		1086
936	REQ_SEND;	1087	REQ_SEND;
937	}	1088	}
938		1089
939	void	1090	void
		1091	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
		1092	ALIAS:
		1093	aio_mtouch = EIO_MTOUCH
		1094	aio_msync = EIO_MSYNC
		1095	PROTOTYPE: $$$$;$
		1096	PPCODE:
		1097	{
		1098	STRLEN svlen;
		1099	UV len = SvUV (length);
		1100	char *svptr = SvPVbyte (data, svlen);
		1101
		1102	if (offset < 0)
		1103	offset += svlen;
		1104
		1105	if (offset < 0 \|\| offset > svlen)
		1106	croak ("offset outside of scalar");
		1107
		1108	if (!SvOK (length) \|\| len + offset > svlen)
		1109	len = svlen - offset;
		1110
		1111	{
		1112	dREQ;
		1113
		1114	req->type = ix;
		1115	req->size = len;
		1116	req->sv2 = SvREFCNT_inc (data);
		1117	req->ptr2 = (char *)svptr + offset;
		1118	req->int1 = flags;
		1119
		1120	REQ_SEND;
		1121	}
		1122	}
		1123
		1124	void
940	aio_busy (double delay, SV *callback=&PL_sv_undef)	1125	aio_busy (double delay, SV *callback=&PL_sv_undef)
941	PPCODE:	1126	PPCODE:
942	{	1127	{
943	dREQ;	1128	dREQ;
944		1129
…		…
956	dREQ;	1141	dREQ;
957		1142
958	req->type = EIO_GROUP;	1143	req->type = EIO_GROUP;
959		1144
960	req_submit (req);	1145	req_submit (req);
961	XPUSHs (req_sv (req, AIO_GRP_KLASS));	1146	XPUSHs (req_sv (req, aio_grp_stash));
962	}	1147	}
963		1148
964	void	1149	void
965	aio_nop (SV *callback=&PL_sv_undef)	1150	aio_nop (SV *callback=&PL_sv_undef)
966	ALIAS:	1151	ALIAS:
…		…
1018		1203
1019	int	1204	int
1020	poll_fileno()	1205	poll_fileno()
1021	PROTOTYPE:	1206	PROTOTYPE:
1022	CODE:	1207	CODE:
1023	RETVAL = respipe [0];	1208	RETVAL = s_epipe_fd (&respipe);
1024	OUTPUT:	1209	OUTPUT:
1025	RETVAL	1210	RETVAL
1026		1211
1027	int	1212	int
1028	poll_cb(...)	1213	poll_cb(...)
…		…
1068	CODE:	1253	CODE:
1069	RETVAL = eio_nthreads ();	1254	RETVAL = eio_nthreads ();
1070	OUTPUT:	1255	OUTPUT:
1071	RETVAL	1256	RETVAL
1072		1257
		1258	int
		1259	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
		1260	PROTOTYPE: $$$$
		1261	CODE:
		1262	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
		1263	RETVAL = posix_fadvise (fh, offset, length, advice);
		1264	#else
		1265	RETVAL = errno = ENOSYS;
		1266	#endif
		1267	OUTPUT:
		1268	RETVAL
		1269
		1270	ssize_t
		1271	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
		1272	PROTOTYPE: $$$$
		1273	CODE:
		1274	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
		1275	OUTPUT:
		1276	RETVAL
		1277
		1278	int
		1279	mlockall (int flags)
		1280	PROTOTYPE: $
		1281	CODE:
		1282	#if _POSIX_MEMLOCK
		1283	#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7
		1284	extern int mallopt (int, int);
		1285	mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */
		1286	#endif
		1287	mlockall (flags);
		1288	#else
		1289	RETVAL ＝-1;
		1290	errno = ENOSYS;
		1291	#endif
		1292	OUTPUT:
		1293	RETVAL
		1294
		1295	int
		1296	munlockall ()
		1297	PROTOTYPE:
		1298	CODE:
		1299	#if _POSIX_MEMLOCK
		1300	munlockall ();
		1301	#else
		1302	RETVAL ＝-1;
		1303	errno = ENOSYS;
		1304	#endif
		1305	OUTPUT:
		1306	RETVAL
		1307
1073	void _on_next_submit (SV *cb)	1308	void _on_next_submit (SV *cb)
1074	CODE:	1309	CODE:
1075	SvREFCNT_dec (on_next_submit);	1310	SvREFCNT_dec (on_next_submit);
1076	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1311	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1077		1312
…		…
1091	if (GIMME_V != G_VOID)	1326	if (GIMME_V != G_VOID)
1092	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);	1327	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1093		1328
1094	if (items > 1)	1329	if (items > 1)
1095	{	1330	{
1096	SV *cb_cv = get_cb (callback);	1331	SV *cb_cv =get_cb (callback);
1097		1332
1098	SvREFCNT_dec (req->callback);	1333	SvREFCNT_dec (req->callback);
1099	req->callback = SvREFCNT_inc (cb_cv);	1334	req->callback = SvREFCNT_inc (cb_cv);
1100	}	1335	}
1101	}	1336	}
…		…
1138	AV *av;	1373	AV *av;
1139		1374
1140	grp->errorno = errno;	1375	grp->errorno = errno;
1141		1376
1142	av = newAV ();	1377	av = newAV ();
		1378	av_extend (av, items - 1);
1143		1379
1144	for (i = 1; i < items; ++i )	1380	for (i = 1; i < items; ++i )
1145	av_push (av, newSVsv (ST (i)));	1381	av_push (av, newSVsv (ST (i)));
1146		1382
1147	SvREFCNT_dec (grp->sv1);	1383	SvREFCNT_dec (grp->sv1);

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.135 by root, Sun Apr 19 13:06:15 2009 UTC vs. Revision 1.161 by root, Sun Jan 10 20:28:43 2010 UTC

Diff Legend

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.135 by root, Sun Apr 19 13:06:15 2009 UTC vs.
Revision 1.161 by root, Sun Jan 10 20:28:43 2010 UTC