ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/IO-AIO/AIO.xs

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.160 by root, Thu Jan 7 18:25:51 2010 UTC vs.
Revision 1.195 by root, Mon Sep 26 20:19:08 2011 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
		20	#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
		21	# include <sys/mman.h>
		22	#endif
		23
21	/* perl namespace pollution */	24	/* perl namespace pollution */
22	#undef VERSION	25	#undef VERSION
23
24	#ifdef _WIN32
25
26	# define EIO_STRUCT_DIRENT Direntry_t
27	# undef malloc
28	# undef free
29
30	// perl overrides all those nice win32 functions
31	# undef open
32	# undef read
33	# undef write
34	# undef send
35	# undef recv
36	# undef stat
37	# undef fstat
38	# define lstat stat
39	# undef truncate
40	# undef ftruncate
41	# undef open
42	# undef close
43	# undef unlink
44	# undef rmdir
45	# undef rename
46	# undef lseek
47
48	# define chown(a,b,c) (errno = ENOSYS, -1)
49	# define fchown(a,b,c) (errno = ENOSYS, -1)
50	# define fchmod(a,b) (errno = ENOSYS, -1)
51	# define symlink(a,b) (errno = ENOSYS, -1)
52	# define readlink(a,b,c) (errno = ENOSYS, -1)
53	# define mknod(a,b,c) (errno = ENOSYS, -1)
54	# define truncate(a,b) (errno = ENOSYS, -1)
55	# define ftruncate(fd,o) chsize ((fd), (o))
56	# define fsync(fd) _commit (fd)
57	# define opendir(fd) (errno = ENOSYS, 0)
58	# define readdir(fd) (errno = ENOSYS, -1)
59	# define closedir(fd) (errno = ENOSYS, -1)
60	# define mkdir(a,b) mkdir (a)
61
62	#else
63
64	# include <sys/time.h>
65	# include <sys/select.h>
66	# include <unistd.h>
67	# include <utime.h>
68	# include <signal.h>
69	# define EIO_STRUCT_DIRENT struct dirent
70
71	#endif
72		26
73	/* perl stupidly overrides readdir and maybe others */	27	/* perl stupidly overrides readdir and maybe others */
74	/* with thread-unsafe versions, imagine that :( */	28	/* with thread-unsafe versions, imagine that :( */
75	#undef readdir	29	#undef readdir
76	#undef opendir	30	#undef opendir
77	#undef closedir	31	#undef closedir
		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	#else
		68
		69	#include <sys/time.h>
		70	#include <sys/select.h>
		71	#include <unistd.h>
		72	#include <utime.h>
		73	#include <signal.h>
		74
		75	#endif
78		76
79	#define EIO_STRUCT_STAT Stat_t	77	#define EIO_STRUCT_STAT Stat_t
80		78
81	/* use NV for 32 bit perls as it allows larger offsets */	79	/* use NV for 32 bit perls as it allows larger offsets */
82	#if IVSIZE >= 8	80	#if IVSIZE >= 8
…		…
104		102
105	typedef SV SV8; /* byte-sv, used for argument-checking */	103	typedef SV SV8; /* byte-sv, used for argument-checking */
106	typedef int aio_rfd; /* read file desriptor */	104	typedef int aio_rfd; /* read file desriptor */
107	typedef int aio_wfd; /* write file descriptor */	105	typedef int aio_wfd; /* write file descriptor */
108		106
109	static HV *aio_stash, *aio_req_stash, *aio_grp_stash;	107	static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
110		108
111	#define EIO_REQ_MEMBERS \	109	#define EIO_REQ_MEMBERS \
112	SV *callback; \	110	SV *callback; \
113	SV *sv1, *sv2; \	111	SV *sv1, *sv2; \
		112	SV *sv3, *sv4; \
114	STRLEN stroffset; \	113	STRLEN stroffset; \
115	SV *self;	114	SV *self;
116		115
117	#define EIO_NO_WRAPPERS 1	116	#define EIO_NO_WRAPPERS 1
118		117
		118	#include "libeio/config.h"
119	#include "libeio/eio.h"	119	#include "libeio/eio.h"
120
121	#ifndef POSIX_FADV_NORMAL
122	# define POSIX_FADV_NORMAL 0
123	# define NO_FADVISE 1
124	#endif
125
126	#ifndef POSIX_FADV_SEQUENTIAL
127	# define POSIX_FADV_SEQUENTIAL 0
128	#endif
129
130	#ifndef POSIX_FADV_RANDOM
131	# define POSIX_FADV_RANDOM 0
132	#endif
133
134	#ifndef POSIX_FADV_NOREUSE
135	# define POSIX_FADV_NOREUSE 0
136	#endif
137
138	#ifndef POSIX_FADV_WILLNEED
139	# define POSIX_FADV_WILLNEED 0
140	#endif
141
142	#ifndef POSIX_FADV_DONTNEED
143	# define POSIX_FADV_DONTNEED 0
144	#endif
145
146	#ifndef ST_NODEV
147	# define ST_NODEV 0
148	#endif
149
150	#ifndef ST_NOEXEC
151	# define ST_NOEXEC 0
152	#endif
153
154	#ifndef ST_SYNCHRONOUS
155	# define ST_SYNCHRONOUS 0
156	#endif
157
158	#ifndef ST_MANDLOCK
159	# define ST_MANDLOCK 0
160	#endif
161
162	#ifndef ST_WRITE
163	# define ST_WRITE 0
164	#endif
165
166	#ifndef ST_APPEND
167	# define ST_APPEND 0
168	#endif
169
170	#ifndef ST_IMMUTABLE
171	# define ST_IMMUTABLE 0
172	#endif
173
174	#ifndef ST_NOATIME
175	# define ST_NOATIME 0
176	#endif
177
178	#ifndef ST_NODIRATIME
179	# define ST_NODIRATIME 0
180	#endif
181
182	#ifndef ST_RELATIME
183	# define ST_RELATIME 0
184	#endif
185		120
186	static int req_invoke (eio_req *req);	121	static int req_invoke (eio_req *req);
187	#define EIO_FINISH(req) req_invoke (req)	122	#define EIO_FINISH(req) req_invoke (req)
188	static void req_destroy (eio_req *grp);	123	static void req_destroy (eio_req *grp);
189	#define EIO_DESTROY(req) req_destroy (req)	124	#define EIO_DESTROY(req) req_destroy (req)
190		125
		126	#include "libeio/eio.c"
		127
		128	/* Linux/others */
		129	#ifndef O_ASYNC
		130	# define O_ASYNC 0
		131	#endif
		132	#ifndef O_DIRECT
		133	# define O_DIRECT 0
		134	#endif
		135	#ifndef O_NOATIME
		136	# define O_NOATIME 0
		137	#endif
		138
		139	/* POSIX */
		140	#ifndef O_CLOEXEC
		141	# define O_CLOEXEC 0
		142	#endif
		143	#ifndef O_NOFOLLOW
		144	# define O_NOFOLLOW 0
		145	#endif
		146	#ifndef O_NOCTTY
		147	# define O_NOCTTY 0
		148	#endif
		149	#ifndef O_NONBLOCK
		150	# define O_NONBLOCK 0
		151	#endif
		152	#ifndef O_EXEC
		153	# define O_EXEC 0
		154	#endif
		155	#ifndef O_SEARCH
		156	# define O_SEARCH 0
		157	#endif
		158	#ifndef O_DIRECTORY
		159	# define O_DIRECTORY 0
		160	#endif
		161	#ifndef O_DSYNC
		162	# define O_DSYNC 0
		163	#endif
		164	#ifndef O_RSYNC
		165	# define O_RSYNC 0
		166	#endif
		167	#ifndef O_SYNC
		168	# define O_SYNC 0
		169	#endif
		170	#ifndef O_TTY_INIT
		171	# define O_TTY_INIT 0
		172	#endif
		173
		174	#ifndef POSIX_FADV_NORMAL
		175	# define POSIX_FADV_NORMAL 0
		176	#endif
		177	#ifndef POSIX_FADV_SEQUENTIAL
		178	# define POSIX_FADV_SEQUENTIAL 0
		179	#endif
		180	#ifndef POSIX_FADV_RANDOM
		181	# define POSIX_FADV_RANDOM 0
		182	#endif
		183	#ifndef POSIX_FADV_NOREUSE
		184	# define POSIX_FADV_NOREUSE 0
		185	#endif
		186	#ifndef POSIX_FADV_WILLNEED
		187	# define POSIX_FADV_WILLNEED 0
		188	#endif
		189	#ifndef POSIX_FADV_DONTNEED
		190	# define POSIX_FADV_DONTNEED 0
		191	#endif
		192
		193	#if !HAVE_POSIX_FADVISE
		194	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
		195	#endif
		196
		197	#ifndef POSIX_MADV_NORMAL
		198	# define POSIX_MADV_NORMAL 0
		199	#endif
		200	#ifndef POSIX_MADV_SEQUENTIAL
		201	# define POSIX_MADV_SEQUENTIAL 0
		202	#endif
		203	#ifndef POSIX_MADV_RANDOM
		204	# define POSIX_MADV_RANDOM 0
		205	#endif
		206	#ifndef POSIX_MADV_WILLNEED
		207	# define POSIX_MADV_WILLNEED 0
		208	#endif
		209	#ifndef POSIX_MADV_DONTNEED
		210	# define POSIX_MADV_DONTNEED 0
		211	#endif
		212
		213	#if !HAVE_POSIX_MADVISE
		214	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
		215	#endif
		216
		217	#ifndef PROT_NONE
		218	# define PROT_NONE 0
		219	#endif
		220	#ifndef PROT_READ
		221	# define PROT_READ 0
		222	#endif
		223	#ifndef PROT_WRITE
		224	# define PROT_READ 0
		225	#endif
		226	#ifndef PROT_EXEC
		227	# define PROT_EXEC 0
		228	#endif
		229
		230	#ifndef ST_RDONLY
		231	# define ST_RDONLY 0
		232	#endif
		233	#ifndef ST_NOSUID
		234	# define ST_NOSUID 0
		235	#endif
		236	#ifndef ST_NODEV
		237	# define ST_NODEV 0
		238	#endif
		239	#ifndef ST_NOEXEC
		240	# define ST_NOEXEC 0
		241	#endif
		242	#ifndef ST_SYNCHRONOUS
		243	# define ST_SYNCHRONOUS 0
		244	#endif
		245	#ifndef ST_MANDLOCK
		246	# define ST_MANDLOCK 0
		247	#endif
		248	#ifndef ST_WRITE
		249	# define ST_WRITE 0
		250	#endif
		251	#ifndef ST_APPEND
		252	# define ST_APPEND 0
		253	#endif
		254	#ifndef ST_IMMUTABLE
		255	# define ST_IMMUTABLE 0
		256	#endif
		257	#ifndef ST_NOATIME
		258	# define ST_NOATIME 0
		259	#endif
		260	#ifndef ST_NODIRATIME
		261	# define ST_NODIRATIME 0
		262	#endif
		263	#ifndef ST_RELATIME
		264	# define ST_RELATIME 0
		265	#endif
		266
		267	#ifndef S_IFIFO
		268	# define S_IFIFO 0
		269	#endif
		270	#ifndef S_IFCHR
		271	# define S_IFCHR 0
		272	#endif
		273	#ifndef S_IFBLK
		274	# define S_IFBLK 0
		275	#endif
		276	#ifndef S_IFLNK
		277	# define S_IFLNK 0
		278	#endif
		279	#ifndef S_IFREG
		280	# define S_IFREG 0
		281	#endif
		282	#ifndef S_IFDIR
		283	# define S_IFDIR 0
		284	#endif
		285	#ifndef S_IFWHT
		286	# define S_IFWHT 0
		287	#endif
		288	#ifndef S_IFSOCK
		289	# define S_IFSOCK 0
		290	#endif
		291
		292	#ifndef MAP_ANONYMOUS
		293	# ifdef MAP_ANON
		294	# define MAP_ANONYMOUS MAP_ANON
		295	# else
		296	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
		297	# endif
		298	#endif
		299	#ifndef MAP_HUGETLB
		300	# define MAP_HUGETLB 0
		301	#endif
		302	#ifndef MAP_LOCKED
		303	# define MAP_LOCKED 0
		304	#endif
		305	#ifndef MAP_NORESERVE
		306	# define MAP_NORESERVE 0
		307	#endif
		308	#ifndef MAP_POPULATE
		309	# define MAP_POPULATE 0
		310	#endif
		311	#ifndef MAP_NONBLOCK
		312	# define MAP_NONBLOCK 0
		313	#endif
		314
		315	#ifndef makedev
		316	# define makedev(maj,min) (((maj) << 8) | (min))
		317	#endif
		318	#ifndef major
		319	# define major(dev) ((dev) >> 8)
		320	#endif
		321	#ifndef minor
		322	# define minor(dev) ((dev) & 0xff)
		323	#endif
		324
		325	#ifndef PAGESIZE
		326	# define PAGESIZE sysconf (_SC_PAGESIZE)
		327	#endif
		328
191	enum {	329	enum {
192	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	330	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
193	};	331	};
194		332
195	#include "libeio/eio.c"
196
197	typedef eio_req *aio_req;	333	typedef eio_req *aio_req;
198	typedef eio_req *aio_req_ornot;	334	typedef eio_req *aio_req_ornot;
		335	typedef eio_wd *aio_wd;
199		336
200	static SV *on_next_submit;	337	static SV *on_next_submit;
201	static int next_pri = EIO_PRI_DEFAULT;	338	static int next_pri = EIO_PRI_DEFAULT;
202	static int max_outstanding;	339	static int max_outstanding;
203		340
…		…
241	croak ("object of class IO::AIO::REQ expected");	378	croak ("object of class IO::AIO::REQ expected");
242		379
243	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	380	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
244		381
245	return mg ? (aio_req)mg->mg_ptr : 0;	382	return mg ? (aio_req)mg->mg_ptr : 0;
		383	}
		384
		385	static aio_wd SvAIO_WD (SV *sv)
		386	{
		387	if (!SvROK (sv)
		388	|| SvSTASH (SvRV (sv)) != aio_wd_stash
		389	|| SvTYPE (SvRV (sv)) != SVt_PVMG)
		390	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
		391
		392	return (aio_wd)(long)SvIVX (SvRV (sv));
246	}	393	}
247		394
248	static void aio_grp_feed (aio_req grp)	395	static void aio_grp_feed (aio_req grp)
249	{	396	{
250	if (grp->sv2 && SvOK (grp->sv2))	397	if (grp->sv2 && SvOK (grp->sv2))
…		…
280	}	427	}
281	}	428	}
282		429
283	static int req_invoke (eio_req *req)	430	static int req_invoke (eio_req *req)
284	{	431	{
285	dSP;
286
287	if (req->flags & FLAG_SV2_RO_OFF)	432	if (req->flags & FLAG_SV2_RO_OFF)
288	SvREADONLY_off (req->sv2);	433	SvREADONLY_off (req->sv2);
289		434
290	if (!EIO_CANCELLED (req) && req->callback)	435	if (!EIO_CANCELLED (req) && req->callback)
291	{	436	{
		437	dSP;
		438	static SV *sv_result_cache; /* caches the result integer SV */
		439	SV *sv_result;
		440
292	ENTER;	441	ENTER;
293	SAVETMPS;	442	SAVETMPS;
294	PUSHMARK (SP);	443	PUSHMARK (SP);
295	EXTEND (SP, 1);	444	EXTEND (SP, 1);
296		445
		446	/* do not recreate the result IV from scratch each time */
		447	if (expect_true (sv_result_cache))
		448	{
		449	sv_result = sv_result_cache; sv_result_cache = 0;
		450	SvIV_set (sv_result, req->result);
		451	SvIOK_only (sv_result);
		452	}
		453	else
		454	{
		455	sv_result = newSViv (req->result);
		456	SvREADONLY_on (sv_result);
		457	}
		458
297	switch (req->type)	459	switch (req->type)
298	{	460	{
		461	case EIO_WD_OPEN:
		462	PUSHs (sv_2mortal (sv_bless (newRV_noinc (newSViv (((long)req->wd))), aio_wd_stash)));
		463	break;
		464
299	case EIO_READDIR:	465	case EIO_READDIR:
300	{	466	{
301	SV *rv = &PL_sv_undef;	467	SV *rv = &PL_sv_undef;
302		468
303	if (req->result >= 0)	469	if (req->result >= 0)
…		…
391	case EIO_STATVFS:	557	case EIO_STATVFS:
392	case EIO_FSTATVFS:	558	case EIO_FSTATVFS:
393	{	559	{
394	SV *rv = &PL_sv_undef;	560	SV *rv = &PL_sv_undef;
395		561
		562	#ifndef _WIN32
396	if (req->result >= 0)	563	if (req->result >= 0)
397	{	564	{
398	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	565	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
399	HV *hv = newHV ();	566	HV *hv = newHV ();
400		567
…		…
410	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	577	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
411	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	578	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
412	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	579	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
413	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	580	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
414	}	581	}
		582	#endif
415		583
416	PUSHs (rv);	584	PUSHs (rv);
417	}	585	}
418		586
419	break;	587	break;
…		…
435	case EIO_NOP:	603	case EIO_NOP:
436	case EIO_BUSY:	604	case EIO_BUSY:
437	break;	605	break;
438		606
439	case EIO_READLINK:	607	case EIO_READLINK:
		608	case EIO_REALPATH:
440	if (req->result > 0)	609	if (req->result > 0)
441	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));	610	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
442	break;	611	break;
443		612
444	case EIO_STAT:	613	case EIO_STAT:
445	case EIO_LSTAT:	614	case EIO_LSTAT:
446	case EIO_FSTAT:	615	case EIO_FSTAT:
447	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;	616	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
448	PL_laststatval = req->result;	617	PL_laststatval = req->result;
		618	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
449	PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);	619	PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
450	PUSHs (sv_2mortal (newSViv (req->result)));	620	PUSHs (sv_result);
451	break;	621	break;
452		622
453	case EIO_READ:	623	case EIO_READ:
454	{	624	{
455	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	625	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
456	*SvEND (req->sv2) = 0;	626	*SvEND (req->sv2) = 0;
457	SvPOK_only (req->sv2);	627	SvPOK_only (req->sv2);
458	SvSETMAGIC (req->sv2);	628	SvSETMAGIC (req->sv2);
459	PUSHs (sv_2mortal (newSViv (req->result)));	629	PUSHs (sv_result);
460	}	630	}
461	break;	631	break;
462		632
463	case EIO_DUP2:	633	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
464	if (req->result > 0)	634	if (req->result > 0)
465	req->result = 0;	635	SvIV_set (sv_result, 0);
466	/* FALLTHROUGH */	636	/* FALLTHROUGH */
467		637
468	default:	638	default:
469	PUSHs (sv_2mortal (newSViv (req->result)));	639	PUSHs (sv_result);
470	break;	640	break;
471	}	641	}
472		642
473	errno = req->errorno;	643	errno = req->errorno;
474		644
475	PUTBACK;	645	PUTBACK;
476	call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD);	646	call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD);
477	SPAGAIN;	647	SPAGAIN;
		648
		649	if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache))
		650	SvREFCNT_dec (sv_result);
		651	else
		652	sv_result_cache = sv_result;
478		653
479	FREETMPS;	654	FREETMPS;
480	LEAVE;	655	LEAVE;
481		656
482	PUTBACK;	657	PUTBACK;
…		…
493	SvREFCNT_dec (req->self);	668	SvREFCNT_dec (req->self);
494	}	669	}
495		670
496	SvREFCNT_dec (req->sv1);	671	SvREFCNT_dec (req->sv1);
497	SvREFCNT_dec (req->sv2);	672	SvREFCNT_dec (req->sv2);
		673	SvREFCNT_dec (req->sv3);
		674	SvREFCNT_dec (req->sv4);
498	SvREFCNT_dec (req->callback);	675	SvREFCNT_dec (req->callback);
499		676
500	Safefree (req);	677	Safefree (req);
501	}	678	}
502		679
503	static void req_cancel_subs (aio_req grp)	680	static void req_cancel_subs (aio_req grp)
504	{	681	{
505	aio_req sub;
506
507	if (grp->type != EIO_GROUP)	682	if (grp->type != EIO_GROUP)
508	return;	683	return;
509		684
510	SvREFCNT_dec (grp->sv2);	685	SvREFCNT_dec (grp->sv2);
511	grp->sv2 = 0;	686	grp->sv2 = 0;
512		687
513	eio_grp_cancel (grp);	688	eio_grp_cancel (grp);
514	}	689	}
515		690
516	static void
517	create_respipe (void)	691	static void create_respipe (void)
518	{	692	{
519	if (s_epipe_renew (&respipe))	693	if (s_epipe_renew (&respipe))
520	croak ("IO::AIO: unable to initialize result pipe");	694	croak ("IO::AIO: unable to initialize result pipe");
521	}	695	}
522		696
…		…
553		727
554	poll_wait ();	728	poll_wait ();
555	}	729	}
556	}	730	}
557		731
558	static void atfork_child (void)	732	static void ecb_cold
		733	reinit (void)
559	{	734	{
560	create_respipe ();	735	create_respipe ();
561	}
562		736
563	static SV *	737	if (eio_init (want_poll, done_poll) < 0)
		738	croak ("IO::AIO: unable to initialise eio library");
		739	}
		740
		741	/*****************************************************************************/
		742
		743	#if !_POSIX_MAPPED_FILES
		744	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
		745	# define munmap(addr,length) (errno = ENOSYS, -1)
		746	#endif
		747
		748	#if !_POSIX_MEMORY_PROTECTION
		749	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
		750	# define PROT_NONE 0
		751	# define PROT_WRITE 0
		752	# define MAP_PRIVATE 0
		753	# define MAP_SHARED 0
		754	# define MAP_FIXED 0
		755	#endif
		756
		757	#define MMAP_MAGIC PERL_MAGIC_ext
		758
		759	static int mmap_free (pTHX_ SV *sv, MAGIC *mg)
		760	{
		761	int old_errno = errno;
		762	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
		763	errno = old_errno;
		764
		765	mg->mg_obj = 0; /* just in case */
		766
		767	SvREADONLY_off (sv);
		768
		769	if (SvPVX (sv) != mg->mg_ptr)
		770	croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
		771
		772	SvCUR_set (sv, 0);
		773	SvPVX (sv) = 0;
		774	SvOK_off (sv);
		775
		776	return 0;
		777	}
		778
		779	static MGVTBL mmap_vtbl = {
		780	0, 0, 0, 0, mmap_free
		781	};
		782
		783	/*****************************************************************************/
		784
564	get_cb (SV *cb_sv)	785	static SV * get_cb (SV *cb_sv)
565	{	786	{
566	SvGETMAGIC (cb_sv);	787	SvGETMAGIC (cb_sv);
567	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	788	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
568	}	789	}
569		790
…		…
588	SPAGAIN; \	809	SPAGAIN; \
589	\	810	\
590	if (GIMME_V != G_VOID) \	811	if (GIMME_V != G_VOID) \
591	XPUSHs (req_sv (req, aio_req_stash));	812	XPUSHs (req_sv (req, aio_req_stash));
592		813
		814	static void
		815	req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
		816	{
		817	if (SvROK (path))
		818	{
		819	AV *av = (AV *)SvRV (path);
		820	SV *wdob;
		821
		822	if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1)
		823	croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
		824
		825	path = AvARRAY (av)[1];
		826	wdob = AvARRAY (av)[0];
		827
		828	*wd = SvAIO_WD (wdob);
		829	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		830	}
		831
		832	*pathsv = newSVsv (path);
		833	*ptr = SvPVbyte_nolen (*pathsv);
		834	}
		835
		836	static void
		837	req_set_path1 (aio_req req, SV *path)
		838	{
		839	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
		840	}
		841
		842	static void
		843	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
		844	{
		845	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
		846
		847	switch (SvTYPE (rv))
		848	{
		849	case SVt_PVIO:
		850	case SVt_PVLV:
		851	case SVt_PVGV:
		852	req->type = type_fh;
		853	req->sv1 = newSVsv (fh_or_path);
		854	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
		855	break;
		856
		857	default:
		858	req->type = type_path;
		859	req_set_path1 (req, fh_or_path);
		860	break;
		861	}
		862
		863	}
		864
593	MODULE = IO::AIO PACKAGE = IO::AIO	865	MODULE = IO::AIO PACKAGE = IO::AIO
594		866
595	PROTOTYPES: ENABLE	867	PROTOTYPES: ENABLE
596		868
597	BOOT:	869	BOOT:
598	{	870	{
599	static const struct {	871	static const struct {
600	const char *name;	872	const char *name;
601	IV iv;	873	IV iv;
602	} *civ, const_iv[] = {	874	} *civ, const_iv[] = {
603	# define const_iv(name, value) { # name, (IV) value },	875	# define const_niv(name, value) { # name, (IV) value },
		876	# define const_iv(name) { # name, (IV) name },
604	# define const_eio(name) { # name, (IV) EIO_ ## name },	877	# define const_eio(name) { # name, (IV) EIO_ ## name },
605	const_iv (EXDEV , EXDEV)	878	const_iv (EXDEV)
606	const_iv (ENOSYS , ENOSYS)	879	const_iv (ENOSYS)
607	const_iv (O_RDONLY, O_RDONLY)	880	const_iv (O_RDONLY)
608	const_iv (O_WRONLY, O_WRONLY)	881	const_iv (O_WRONLY)
		882	const_iv (O_RDWR)
609	const_iv (O_CREAT , O_CREAT)	883	const_iv (O_CREAT)
610	const_iv (O_TRUNC , O_TRUNC)	884	const_iv (O_TRUNC)
611	#ifndef _WIN32	885	const_iv (O_EXCL)
		886	const_iv (O_APPEND)
		887
		888	const_iv (O_ASYNC)
		889	const_iv (O_DIRECT)
		890	const_iv (O_NOATIME)
		891
		892	const_iv (O_CLOEXEC)
		893	const_iv (O_NOCTTY)
		894	const_iv (O_NOFOLLOW)
		895	const_iv (O_NONBLOCK)
		896	const_iv (O_EXEC)
		897	const_iv (O_SEARCH)
		898	const_iv (O_DIRECTORY)
		899	const_iv (O_DSYNC)
		900	const_iv (O_RSYNC)
		901	const_iv (O_SYNC)
		902	const_iv (O_TTY_INIT)
		903
612	const_iv (S_IFIFO , S_IFIFO)	904	const_iv (S_IFIFO)
613	#endif	905	const_iv (S_IFCHR)
		906	const_iv (S_IFBLK)
		907	const_iv (S_IFLNK)
		908	const_iv (S_IFREG)
		909	const_iv (S_IFDIR)
		910	const_iv (S_IFWHT)
		911	const_iv (S_IFSOCK)
		912	const_iv (S_IFMT)
		913
614	const_iv (FADV_NORMAL , POSIX_FADV_NORMAL)	914	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
615	const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)	915	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
616	const_iv (FADV_RANDOM , POSIX_FADV_RANDOM)	916	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
617	const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE)	917	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
618	const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED)	918	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
619	const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED)	919	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
620		920
621	const_iv (ST_RDONLY , ST_RDONLY)	921	const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
622	const_iv (ST_NOSUID , ST_NOSUID)	922	const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
623	const_iv (ST_NODEV , ST_NODEV)	923	const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
624	const_iv (ST_NOEXEC , ST_NOEXEC)	924	const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
		925	const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
		926
		927	const_iv (ST_RDONLY)
		928	const_iv (ST_NOSUID)
		929	const_iv (ST_NODEV)
		930	const_iv (ST_NOEXEC)
625	const_iv (ST_SYNCHRONOUS , ST_SYNCHRONOUS)	931	const_iv (ST_SYNCHRONOUS)
626	const_iv (ST_MANDLOCK , ST_MANDLOCK)	932	const_iv (ST_MANDLOCK)
627	const_iv (ST_WRITE , ST_WRITE)	933	const_iv (ST_WRITE)
628	const_iv (ST_APPEND , ST_APPEND)	934	const_iv (ST_APPEND)
629	const_iv (ST_IMMUTABLE , ST_IMMUTABLE)	935	const_iv (ST_IMMUTABLE)
630	const_iv (ST_NOATIME , ST_NOATIME)	936	const_iv (ST_NOATIME)
631	const_iv (ST_NODIRATIME , ST_NODIRATIME)	937	const_iv (ST_NODIRATIME)
632	const_iv (ST_RELATIME , ST_RELATIME)	938	const_iv (ST_RELATIME)
		939
		940	const_iv (PROT_NONE)
		941	const_iv (PROT_EXEC)
		942	const_iv (PROT_READ)
		943	const_iv (PROT_WRITE)
		944
		945	/*const_iv (MAP_FIXED)*/
		946	const_iv (MAP_PRIVATE)
		947	const_iv (MAP_SHARED)
		948	const_iv (MAP_ANONYMOUS)
		949
		950	/* linuxish */
		951	const_iv (MAP_HUGETLB)
		952	const_iv (MAP_LOCKED)
		953	const_iv (MAP_NORESERVE)
		954	const_iv (MAP_POPULATE)
		955	const_iv (MAP_NONBLOCK)
		956
		957	const_eio (MCL_FUTURE)
		958	const_eio (MCL_CURRENT)
633		959
634	const_eio (MS_ASYNC)	960	const_eio (MS_ASYNC)
635	const_eio (MS_INVALIDATE)	961	const_eio (MS_INVALIDATE)
636	const_eio (MS_SYNC)	962	const_eio (MS_SYNC)
637		963
638	const_eio (MT_MODIFY)	964	const_eio (MT_MODIFY)
639		965
640	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	966	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
641	const_eio (SYNC_FILE_RANGE_WRITE)	967	const_eio (SYNC_FILE_RANGE_WRITE)
642	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	968	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		969
		970	const_eio (FALLOC_FL_KEEP_SIZE)
643		971
644	const_eio (READDIR_DENTS)	972	const_eio (READDIR_DENTS)
645	const_eio (READDIR_DIRS_FIRST)	973	const_eio (READDIR_DIRS_FIRST)
646	const_eio (READDIR_STAT_ORDER)	974	const_eio (READDIR_STAT_ORDER)
647	const_eio (READDIR_FOUND_UNKNOWN)	975	const_eio (READDIR_FOUND_UNKNOWN)
…		…
658	};	986	};
659		987
660	aio_stash = gv_stashpv ("IO::AIO" , 1);	988	aio_stash = gv_stashpv ("IO::AIO" , 1);
661	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);	989	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
662	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);	990	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
		991	aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
663		992
664	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	993	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
665	newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));	994	newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
666		995
667	create_respipe ();	996	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
668		997
669	if (eio_init (want_poll, done_poll) < 0)	998	reinit ();
670	croak ("IO::AIO: unable to initialise eio library");
671
672	/* atfork child called in fifo order, so before eio's handler */
673	X_THREAD_ATFORK (0, 0, atfork_child);
674	}	999	}
675		1000
676	void	1001	void
		1002	reinit ()
		1003	PROTOTYPE:
		1004
		1005	void
677	max_poll_reqs (int nreqs)	1006	max_poll_reqs (unsigned int nreqs)
678	PROTOTYPE: $	1007	PROTOTYPE: $
679	CODE:	1008	CODE:
680	eio_set_max_poll_reqs (nreqs);	1009	eio_set_max_poll_reqs (nreqs);
681		1010
682	void	1011	void
…		…
684	PROTOTYPE: $	1013	PROTOTYPE: $
685	CODE:	1014	CODE:
686	eio_set_max_poll_time (nseconds);	1015	eio_set_max_poll_time (nseconds);
687		1016
688	void	1017	void
689	min_parallel (int nthreads)	1018	min_parallel (unsigned int nthreads)
690	PROTOTYPE: $	1019	PROTOTYPE: $
691	CODE:	1020	CODE:
692	eio_set_min_parallel (nthreads);	1021	eio_set_min_parallel (nthreads);
693		1022
694	void	1023	void
695	max_parallel (int nthreads)	1024	max_parallel (unsigned int nthreads)
696	PROTOTYPE: $	1025	PROTOTYPE: $
697	CODE:	1026	CODE:
698	eio_set_max_parallel (nthreads);	1027	eio_set_max_parallel (nthreads);
699		1028
700	void	1029	void
701	max_idle (int nthreads)	1030	max_idle (unsigned int nthreads)
702	PROTOTYPE: $	1031	PROTOTYPE: $
703	CODE:	1032	CODE:
704	eio_set_max_idle (nthreads);	1033	eio_set_max_idle (nthreads);
705		1034
706	void	1035	void
		1036	idle_timeout (unsigned int seconds)
		1037	PROTOTYPE: $
		1038	CODE:
		1039	eio_set_idle_timeout (seconds);
		1040
		1041	void
707	max_outstanding (int maxreqs)	1042	max_outstanding (unsigned int maxreqs)
708	PROTOTYPE: $	1043	PROTOTYPE: $
709	CODE:	1044	CODE:
710	max_outstanding = maxreqs;	1045	max_outstanding = maxreqs;
711		1046
712	void	1047	void
		1048	aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
		1049	PPCODE:
		1050	{
		1051	dREQ;
		1052
		1053	req->type = EIO_WD_OPEN;
		1054	req_set_path1 (req, pathname);
		1055
		1056	REQ_SEND;
		1057	}
		1058
		1059	void
713	aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)	1060	aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
714	PROTOTYPE: $$$;$
715	PPCODE:	1061	PPCODE:
716	{	1062	{
717	dREQ;	1063	dREQ;
718		1064
719	req->type = EIO_OPEN;	1065	req->type = EIO_OPEN;
720	req->sv1 = newSVsv (pathname);	1066	req_set_path1 (req, pathname);
721	req->ptr1 = SvPVbyte_nolen (req->sv1);
722	req->int1 = flags;	1067	req->int1 = flags;
723	req->int2 = mode;	1068	req->int2 = mode;
724		1069
725	REQ_SEND;	1070	REQ_SEND;
726	}	1071	}
727		1072
728	void	1073	void
729	aio_fsync (SV *fh, SV *callback=&PL_sv_undef)	1074	aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
730	PROTOTYPE: $;$
731	ALIAS:	1075	ALIAS:
732	aio_fsync = EIO_FSYNC	1076	aio_fsync = EIO_FSYNC
733	aio_fdatasync = EIO_FDATASYNC	1077	aio_fdatasync = EIO_FDATASYNC
		1078	aio_syncfs = EIO_SYNCFS
734	PPCODE:	1079	PPCODE:
735	{	1080	{
736	int fd = s_fileno_croak (fh, 0);	1081	int fd = s_fileno_croak (fh, 0);
737	dREQ;	1082	dREQ;
738		1083
…		…
743	REQ_SEND (req);	1088	REQ_SEND (req);
744	}	1089	}
745		1090
746	void	1091	void
747	aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)	1092	aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
748	PROTOTYPE: $$$$;$
749	PPCODE:	1093	PPCODE:
750	{	1094	{
751	int fd = s_fileno_croak (fh, 0);	1095	int fd = s_fileno_croak (fh, 0);
752	dREQ;	1096	dREQ;
753		1097
…		…
760		1104
761	REQ_SEND (req);	1105	REQ_SEND (req);
762	}	1106	}
763		1107
764	void	1108	void
765	aio_close (SV *fh, SV *callback=&PL_sv_undef)	1109	aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
766	PROTOTYPE: $;$
767	PPCODE:	1110	PPCODE:
768	{	1111	{
769	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
770	int fd = s_fileno_croak (fh, 0);	1112	int fd = s_fileno_croak (fh, 0);
771	dREQ;	1113	dREQ;
772		1114
773	if (close_pipe < 0)	1115	req->type = EIO_FALLOCATE;
		1116	req->sv1 = newSVsv (fh);
		1117	req->int1 = fd;
		1118	req->int2 = mode;
		1119	req->offs = offset;
		1120	req->size = len;
		1121
		1122	REQ_SEND (req);
		1123	}
		1124
		1125	void
		1126	aio_close (SV *fh, SV *callback=&PL_sv_undef)
		1127	PPCODE:
		1128	{
		1129	static int close_fd = -1; /* dummy fd to close fds via dup2 */
		1130	int fd = s_fileno_croak (fh, 0);
		1131	dREQ;
		1132
		1133	if (expect_false (close_fd < 0))
774	{	1134	{
775	int pipefd [2];	1135	int pipefd [2];
776		1136
		1137	if (
		1138	#ifdef _WIN32
		1139	_pipe (pipefd, 1, _O_BINARY) < 0
		1140	#else
777	if (pipe (pipefd) < 0	1141	pipe (pipefd) < 0
778	|| close (pipefd [1]) < 0
779	|| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0)	1142	|| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
		1143	#endif
		1144	|| close (pipefd [1]) < 0
		1145	)
780	abort (); /*D*/	1146	abort (); /*D*/
781		1147
782	close_pipe = pipefd [0];	1148	close_fd = pipefd [0];
783	}	1149	}
784		1150
785	req->type = EIO_DUP2;	1151	req->type = EIO_DUP2;
786	req->int1 = close_pipe;	1152	req->int1 = close_fd;
787	req->sv2 = newSVsv (fh);	1153	req->sv2 = newSVsv (fh);
788	req->int2 = fd;	1154	req->int2 = fd;
789		1155
790	REQ_SEND (req);	1156	REQ_SEND (req);
791	}	1157	}
…		…
793	void	1159	void
794	aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)	1160	aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
795	ALIAS:	1161	ALIAS:
796	aio_read = EIO_READ	1162	aio_read = EIO_READ
797	aio_write = EIO_WRITE	1163	aio_write = EIO_WRITE
798	PROTOTYPE: $$$$$;$
799	PPCODE:	1164	PPCODE:
800	{	1165	{
801	STRLEN svlen;	1166	STRLEN svlen;
802	int fd = s_fileno_croak (fh, ix == EIO_WRITE);	1167	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
803	char *svptr = SvPVbyte (data, svlen);	1168	char *svptr = SvPVbyte (data, svlen);
…		…
843	REQ_SEND;	1208	REQ_SEND;
844	}	1209	}
845	}	1210	}
846		1211
847	void	1212	void
848	aio_readlink (SV8 *path, SV *callback=&PL_sv_undef)	1213	aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
849	PROTOTYPE: $$;$	1214	ALIAS:
		1215	aio_readlink = EIO_READLINK
		1216	aio_realpath = EIO_REALPATH
850	PPCODE:	1217	PPCODE:
851	{	1218	{
852	SV *data;
853	dREQ;	1219	dREQ;
854		1220
855	req->type = EIO_READLINK;	1221	req->type = ix;
856	req->sv1 = newSVsv (path);	1222	req_set_path1 (req, pathname);
857	req->ptr1 = SvPVbyte_nolen (req->sv1);
858		1223
859	REQ_SEND;	1224	REQ_SEND;
860	}	1225	}
861		1226
862	void	1227	void
863	aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1228	aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
864	PROTOTYPE: $$$$;$
865	PPCODE:	1229	PPCODE:
866	{	1230	{
867	int ifd = s_fileno_croak (in_fh , 0);	1231	int ifd = s_fileno_croak (in_fh , 0);
868	int ofd = s_fileno_croak (out_fh, 1);	1232	int ofd = s_fileno_croak (out_fh, 1);
869	dREQ;	1233	dREQ;
…		…
879	REQ_SEND;	1243	REQ_SEND;
880	}	1244	}
881		1245
882	void	1246	void
883	aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)	1247	aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
884	PROTOTYPE: $$$;$
885	PPCODE:	1248	PPCODE:
886	{	1249	{
887	int fd = s_fileno_croak (fh, 0);	1250	int fd = s_fileno_croak (fh, 0);
888	dREQ;	1251	dREQ;
889		1252
…		…
905	PPCODE:	1268	PPCODE:
906	{	1269	{
907	dREQ;	1270	dREQ;
908		1271
909	req->sv1 = newSVsv (fh_or_path);	1272	req->sv1 = newSVsv (fh_or_path);
910		1273	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
911	if (SvPOK (req->sv1))
912	{
913	req->type = ix;
914	req->ptr1 = SvPVbyte_nolen (req->sv1);
915	}
916	else
917	{
918	req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
919	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
920	}
921
922	REQ_SEND;	1274	REQ_SEND;
923	}	1275	}
		1276
		1277	UV
		1278	major (UV dev)
		1279	ALIAS:
		1280	minor = 1
		1281	CODE:
		1282	RETVAL = ix ? major (dev) : minor (dev);
		1283	OUTPUT:
		1284	RETVAL
		1285
		1286	UV
		1287	makedev (UV maj, UV min)
		1288	CODE:
		1289	RETVAL = makedev (maj, min);
		1290	OUTPUT:
		1291	RETVAL
924		1292
925	void	1293	void
926	aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef)	1294	aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef)
927	PPCODE:	1295	PPCODE:
928	{	1296	{
929	dREQ;	1297	dREQ;
930		1298
931	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1299	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
932	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;	1300	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
933	req->sv1 = newSVsv (fh_or_path);	1301	req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
934
935	if (SvPOK (req->sv1))
936	{
937	req->type = EIO_UTIME;
938	req->ptr1 = SvPVbyte_nolen (req->sv1);
939	}
940	else
941	{
942	req->type = EIO_FUTIME;
943	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
944	}
945		1302
946	REQ_SEND;	1303	REQ_SEND;
947	}	1304	}
948		1305
949	void	1306	void
950	aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)	1307	aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
951	PPCODE:	1308	PPCODE:
952	{	1309	{
953	dREQ;	1310	dREQ;
954		1311
955	req->sv1 = newSVsv (fh_or_path);
956	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1312	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
957		1313	req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
958	if (SvPOK (req->sv1))
959	{
960	req->type = EIO_TRUNCATE;
961	req->ptr1 = SvPVbyte_nolen (req->sv1);
962	}
963	else
964	{
965	req->type = EIO_FTRUNCATE;
966	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
967	}
968		1314
969	REQ_SEND;	1315	REQ_SEND;
970	}	1316	}
971		1317
972	void	1318	void
…		…
977	PPCODE:	1323	PPCODE:
978	{	1324	{
979	dREQ;	1325	dREQ;
980		1326
981	req->int2 = mode;	1327	req->int2 = mode;
982	req->sv1 = newSVsv (fh_or_path);	1328	req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
983
984	if (SvPOK (req->sv1))
985	{
986	req->type = ix;
987	req->ptr1 = SvPVbyte_nolen (req->sv1);
988	}
989	else
990	{
991	req->type = EIO_FCHMOD;
992	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
993	}
994		1329
995	REQ_SEND;	1330	REQ_SEND;
996	}	1331	}
997		1332
998	void	1333	void
…		…
1001	{	1336	{
1002	dREQ;	1337	dREQ;
1003		1338
1004	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1339	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1005	req->int3 = SvOK (gid) ? SvIV (gid) : -1;	1340	req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1006	req->sv1 = newSVsv (fh_or_path);	1341	req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1007
1008	if (SvPOK (req->sv1))
1009	{
1010	req->type = EIO_CHOWN;
1011	req->ptr1 = SvPVbyte_nolen (req->sv1);
1012	}
1013	else
1014	{
1015	req->type = EIO_FCHOWN;
1016	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1017	}
1018		1342
1019	REQ_SEND;	1343	REQ_SEND;
1020	}	1344	}
1021		1345
1022	void	1346	void
…		…
1045	PPCODE:	1369	PPCODE:
1046	{	1370	{
1047	dREQ;	1371	dREQ;
1048		1372
1049	req->type = ix;	1373	req->type = ix;
1050	req->sv1 = newSVsv (pathname);	1374	req_set_path1 (req, pathname);
1051	req->ptr1 = SvPVbyte_nolen (req->sv1);
1052		1375
1053	REQ_SEND;	1376	REQ_SEND;
1054	}	1377	}
1055		1378
1056	void	1379	void
…		…
1060	aio_symlink = EIO_SYMLINK	1383	aio_symlink = EIO_SYMLINK
1061	aio_rename = EIO_RENAME	1384	aio_rename = EIO_RENAME
1062	PPCODE:	1385	PPCODE:
1063	{	1386	{
1064	dREQ;	1387	dREQ;
		1388	eio_wd wd2;
1065		1389
1066	req->type = ix;	1390	req->type = ix;
1067	req->sv1 = newSVsv (oldpath);	1391	req_set_path1 (req, oldpath);
1068	req->ptr1 = SvPVbyte_nolen (req->sv1);	1392	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1069	req->sv2 = newSVsv (newpath);	1393	req->int3 = (long)wd2;
1070	req->ptr2 = SvPVbyte_nolen (req->sv2);
1071		1394
1072	REQ_SEND;	1395	REQ_SEND;
1073	}	1396	}
1074		1397
1075	void	1398	void
…		…
1077	PPCODE:	1400	PPCODE:
1078	{	1401	{
1079	dREQ;	1402	dREQ;
1080		1403
1081	req->type = EIO_MKNOD;	1404	req->type = EIO_MKNOD;
1082	req->sv1 = newSVsv (pathname);
1083	req->ptr1 = SvPVbyte_nolen (req->sv1);
1084	req->int2 = (mode_t)mode;	1405	req->int2 = (mode_t)mode;
1085	req->offs = dev;	1406	req->offs = dev;
		1407	req_set_path1 (req, pathname);
1086		1408
1087	REQ_SEND;	1409	REQ_SEND;
1088	}	1410	}
1089		1411
1090	void	1412	void
1091	aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1413	aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1092	ALIAS:	1414	ALIAS:
1093	aio_mtouch = EIO_MTOUCH	1415	aio_mtouch = EIO_MTOUCH
1094	aio_msync = EIO_MSYNC	1416	aio_msync = EIO_MSYNC
1095	PROTOTYPE: $$$$;$
1096	PPCODE:	1417	PPCODE:
1097	{	1418	{
1098	STRLEN svlen;	1419	STRLEN svlen;
		1420	char *svptr = SvPVbyte (data, svlen);
1099	UV len = SvUV (length);	1421	UV len = SvUV (length);
1100	char *svptr = SvPVbyte (data, svlen);
1101		1422
1102	if (offset < 0)	1423	if (offset < 0)
1103	offset += svlen;	1424	offset += svlen;
1104		1425
1105	if (offset < 0 || offset > svlen)	1426	if (offset < 0 || offset > svlen)
…		…
1110		1431
1111	{	1432	{
1112	dREQ;	1433	dREQ;
1113		1434
1114	req->type = ix;	1435	req->type = ix;
1115	req->size = len;
1116	req->sv2 = SvREFCNT_inc (data);	1436	req->sv2 = SvREFCNT_inc (data);
1117	req->ptr2 = (char *)svptr + offset;	1437	req->ptr2 = (char *)svptr + offset;
		1438	req->size = len;
1118	req->int1 = flags;	1439	req->int1 = flags;
1119		1440
1120	REQ_SEND;	1441	REQ_SEND;
1121	}	1442	}
1122	}	1443	}
1123		1444
1124	void	1445	void
		1446	aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef)
		1447	PPCODE:
		1448	{
		1449	STRLEN svlen;
		1450	char *svptr = SvPVbyte (data, svlen);
		1451	UV len = SvUV (length);
		1452
		1453	if (offset < 0)
		1454	offset += svlen;
		1455
		1456	if (offset < 0 || offset > svlen)
		1457	croak ("offset outside of scalar");
		1458
		1459	if (!SvOK (length) || len + offset > svlen)
		1460	len = svlen - offset;
		1461
		1462	{
		1463	dREQ;
		1464
		1465	req->type = EIO_MLOCK;
		1466	req->sv2 = SvREFCNT_inc (data);
		1467	req->ptr2 = (char *)svptr + offset;
		1468	req->size = len;
		1469
		1470	REQ_SEND;
		1471	}
		1472	}
		1473
		1474	void
		1475	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
		1476	PPCODE:
		1477	{
		1478	dREQ;
		1479
		1480	req->type = EIO_MLOCKALL;
		1481	req->int1 = flags;
		1482
		1483	REQ_SEND;
		1484	}
		1485
		1486	void
1125	aio_busy (double delay, SV *callback=&PL_sv_undef)	1487	aio_busy (double delay, SV *callback=&PL_sv_undef)
1126	PPCODE:	1488	PPCODE:
1127	{	1489	{
1128	dREQ;	1490	dREQ;
1129		1491
…		…
1133	REQ_SEND;	1495	REQ_SEND;
1134	}	1496	}
1135		1497
1136	void	1498	void
1137	aio_group (SV *callback=&PL_sv_undef)	1499	aio_group (SV *callback=&PL_sv_undef)
1138	PROTOTYPE: ;$
1139	PPCODE:	1500	PPCODE:
1140	{	1501	{
1141	dREQ;	1502	dREQ;
1142		1503
1143	req->type = EIO_GROUP;	1504	req->type = EIO_GROUP;
…		…
1160	REQ_SEND;	1521	REQ_SEND;
1161	}	1522	}
1162		1523
1163	int	1524	int
1164	aioreq_pri (int pri = 0)	1525	aioreq_pri (int pri = 0)
1165	PROTOTYPE: ;$
1166	CODE:	1526	CODE:
1167	RETVAL = next_pri;	1527	RETVAL = next_pri;
1168	if (items > 0)	1528	if (items > 0)
1169	{	1529	{
1170	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1530	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1182	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1542	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1183	next_pri = nice;	1543	next_pri = nice;
1184		1544
1185	void	1545	void
1186	flush ()	1546	flush ()
1187	PROTOTYPE:
1188	CODE:	1547	CODE:
1189	while (eio_nreqs ())	1548	while (eio_nreqs ())
1190	{	1549	{
1191	poll_wait ();	1550	poll_wait ();
1192	poll_cb ();	1551	poll_cb ();
1193	}	1552	}
1194		1553
1195	int	1554	int
1196	poll()	1555	poll ()
1197	PROTOTYPE:
1198	CODE:	1556	CODE:
1199	poll_wait ();	1557	poll_wait ();
1200	RETVAL = poll_cb ();	1558	RETVAL = poll_cb ();
1201	OUTPUT:	1559	OUTPUT:
1202	RETVAL	1560	RETVAL
1203		1561
1204	int	1562	int
1205	poll_fileno()	1563	poll_fileno ()
1206	PROTOTYPE:
1207	CODE:	1564	CODE:
1208	RETVAL = s_epipe_fd (&respipe);	1565	RETVAL = s_epipe_fd (&respipe);
1209	OUTPUT:	1566	OUTPUT:
1210	RETVAL	1567	RETVAL
1211		1568
1212	int	1569	int
1213	poll_cb(...)	1570	poll_cb (...)
1214	PROTOTYPE:	1571	PROTOTYPE:
1215	CODE:	1572	CODE:
1216	RETVAL = poll_cb ();	1573	RETVAL = poll_cb ();
1217	OUTPUT:	1574	OUTPUT:
1218	RETVAL	1575	RETVAL
1219		1576
1220	void	1577	void
1221	poll_wait()	1578	poll_wait ()
1222	PROTOTYPE:
1223	CODE:	1579	CODE:
1224	poll_wait ();	1580	poll_wait ();
1225		1581
1226	int	1582	int
1227	nreqs()	1583	nreqs ()
1228	PROTOTYPE:
1229	CODE:	1584	CODE:
1230	RETVAL = eio_nreqs ();	1585	RETVAL = eio_nreqs ();
1231	OUTPUT:	1586	OUTPUT:
1232	RETVAL	1587	RETVAL
1233		1588
1234	int	1589	int
1235	nready()	1590	nready ()
1236	PROTOTYPE:
1237	CODE:	1591	CODE:
1238	RETVAL = eio_nready ();	1592	RETVAL = eio_nready ();
1239	OUTPUT:	1593	OUTPUT:
1240	RETVAL	1594	RETVAL
1241		1595
1242	int	1596	int
1243	npending()	1597	npending ()
1244	PROTOTYPE:
1245	CODE:	1598	CODE:
1246	RETVAL = eio_npending ();	1599	RETVAL = eio_npending ();
1247	OUTPUT:	1600	OUTPUT:
1248	RETVAL	1601	RETVAL
1249		1602
1250	int	1603	int
1251	nthreads()	1604	nthreads ()
1252	PROTOTYPE:
1253	CODE:	1605	CODE:
1254	RETVAL = eio_nthreads ();	1606	RETVAL = eio_nthreads ();
1255	OUTPUT:	1607	OUTPUT:
1256	RETVAL	1608	RETVAL
1257		1609
1258	int	1610	int
1259	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)	1611	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1260	PROTOTYPE: $$$$
1261	CODE:	1612	CODE:
1262	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1263	RETVAL = posix_fadvise (fh, offset, length, advice);	1613	RETVAL = posix_fadvise (fh, offset, length, advice);
1264	#else
1265	RETVAL = errno = ENOSYS;
1266	#endif
1267	OUTPUT:	1614	OUTPUT:
1268	RETVAL	1615	RETVAL
1269		1616
1270	ssize_t	1617	IV
1271	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1618	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1272	PROTOTYPE: $$$$
1273	CODE:	1619	CODE:
1274	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1620	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1275	OUTPUT:	1621	OUTPUT:
1276	RETVAL	1622	RETVAL
1277		1623
		1624	void
		1625	mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)
		1626	PPCODE:
		1627	sv_unmagic (scalar, MMAP_MAGIC);
		1628	{
		1629	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
		1630	void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
		1631	if (addr == (void *)-1)
		1632	XSRETURN_NO;
		1633
		1634	sv_force_normal (scalar);
		1635
		1636	/* we store the length in mg_obj, as namlen is I32 :/ */
		1637	sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
		1638	->mg_obj = (SV *)length;
		1639
		1640	SvUPGRADE (scalar, SVt_PV); /* nop... */
		1641
		1642	if (!(prot & PROT_WRITE))
		1643	SvREADONLY_on (scalar);
		1644
		1645	if (SvLEN (scalar))
		1646	Safefree (SvPVX (scalar));
		1647
		1648	SvPVX (scalar) = (char *)addr;
		1649	SvCUR_set (scalar, length);
		1650	SvLEN_set (scalar, 0);
		1651	SvPOK_only (scalar);
		1652
		1653	XSRETURN_YES;
		1654	}
		1655
		1656	void
		1657	munmap (SV *scalar)
		1658	CODE:
		1659	sv_unmagic (scalar, MMAP_MAGIC);
		1660
		1661	int
		1662	madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
		1663	ALIAS:
		1664	mprotect = 1
		1665	CODE:
		1666	{
		1667	STRLEN svlen;
		1668	void *addr = SvPVbyte (scalar, svlen);
		1669	size_t len = SvUV (length);
		1670
		1671	if (offset < 0)
		1672	offset += svlen;
		1673
		1674	if (offset < 0 || offset > svlen)
		1675	croak ("offset outside of scalar");
		1676
		1677	if (!SvOK (length) || len + offset > svlen)
		1678	len = svlen - offset;
		1679
		1680	addr = (void *)(((intptr_t)addr) + offset);
		1681	eio_page_align (&addr, &len);
		1682
		1683	switch (ix)
		1684	{
		1685	case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
		1686	case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
		1687	}
		1688	}
		1689	OUTPUT:
		1690	RETVAL
		1691
		1692	int
		1693	munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)
		1694	CODE:
		1695	{
		1696	STRLEN svlen;
		1697	void *addr = SvPVbyte (scalar, svlen);
		1698	size_t len = SvUV (length);
		1699
		1700	if (offset < 0)
		1701	offset += svlen;
		1702
		1703	if (offset < 0 || offset > svlen)
		1704	croak ("offset outside of scalar");
		1705
		1706	if (!SvOK (length) || len + offset > svlen)
		1707	len = svlen - offset;
		1708
		1709	addr = (void *)(((intptr_t)addr) + offset);
		1710	eio_page_align (&addr, &len);
		1711	#if _POSIX_MEMLOCK_RANGE
		1712	RETVAL = munlock (addr, len);
		1713	#else
		1714	RETVAL = ((errno = ENOSYS), -1);
		1715	#endif
		1716	}
		1717	OUTPUT:
		1718	RETVAL
		1719
		1720	int
		1721	munlockall ()
		1722	CODE:
		1723	#if _POSIX_MEMLOCK
		1724	munlockall ();
		1725	#else
		1726	RETVAL = -1;
		1727	errno = ENOSYS;
		1728	#endif
		1729	OUTPUT:
		1730	RETVAL
		1731
1278	void _on_next_submit (SV *cb)	1732	void _on_next_submit (SV *cb)
1279	CODE:	1733	CODE:
1280	SvREFCNT_dec (on_next_submit);	1734	SvREFCNT_dec (on_next_submit);
1281	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1735	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1282		1736
1283	PROTOTYPES: DISABLE	1737	PROTOTYPES: DISABLE
		1738
		1739	MODULE = IO::AIO PACKAGE = IO::AIO::WD
		1740
		1741	void
		1742	DESTROY (SV *self)
		1743	CODE:
		1744	{
		1745	aio_wd wd = SvAIO_WD (self);
		1746	#if HAVE_AT
		1747	SV *callback = &PL_sv_undef;
		1748	dREQ; /* clobbers next_pri :/ */
		1749	req->type = EIO_WD_CLOSE;
		1750	req->wd = wd;
		1751	REQ_SEND;
		1752	#else
		1753	eio_wd_close_sync (wd);
		1754	#endif
		1755	}
1284		1756
1285	MODULE = IO::AIO PACKAGE = IO::AIO::REQ	1757	MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1286		1758
1287	void	1759	void
1288	cancel (aio_req_ornot req)	1760	cancel (aio_req_ornot req)

Diff Legend

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