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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.201 by root, Thu Sep 29 09:57:12 2011 UTC vs.
Revision 1.299 by root, Mon Sep 26 10:30:53 2022 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#include "perliol.h"
8 9
9#include "schmorp.h" 10#if !defined mg_findext
11# define mg_findext(sv,type,vtbl) mg_find (sv, type)
12#endif
10 13
11#include <stddef.h> 14#include <stddef.h>
12#include <stdlib.h> 15#include <stdlib.h>
13#include <errno.h> 16#include <errno.h>
14#include <sys/types.h> 17#include <sys/types.h>
18#include <sys/socket.h>
15#include <sys/stat.h> 19#include <sys/stat.h>
16#include <limits.h> 20#include <limits.h>
17#include <fcntl.h> 21#include <fcntl.h>
18#include <sched.h> 22#include <sched.h>
19
20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
21# include <sys/mman.h>
22#endif
23 23
24/* perl namespace pollution */ 24/* perl namespace pollution */
25#undef VERSION 25#undef VERSION
26 26
27/* perl stupidly overrides readdir and maybe others */ 27/* perl stupidly overrides readdir and maybe others */
… …
61 #undef fchmod 61 #undef fchmod
62 #undef dup 62 #undef dup
63 #undef dup2 63 #undef dup2
64 #undef abort 64 #undef abort
65 #undef pipe 65 #undef pipe
66 #undef utime
67
68 #define EIO_STRUCT_STAT struct _stati64
69 #define EIO_STRUCT_STATI64
66 70
67#else 71#else
68 72
69 #include <sys/time.h> 73 #include <sys/time.h>
70 #include <sys/select.h> 74 #include <sys/select.h>
75 #include <sys/wait.h>
71 #include <unistd.h> 76 #include <unistd.h>
72 #include <utime.h> 77 #include <utime.h>
73 #include <signal.h> 78 #include <signal.h>
74 79
75#endif
76
77#define EIO_STRUCT_STAT Stat_t 80 #define EIO_STRUCT_STAT Stat_t
78 81
79/* use NV for 32 bit perls as it allows larger offsets */
80#if IVSIZE >= 8
81# define VAL64 IV
82# define SvVAL64 SvIV
83# define newSVval64 newSViv
84#else
85# define VAL64 NV
86# define SvVAL64 SvNV
87# define newSVval64 newSVnv
88#endif 82#endif
89 83
90/*****************************************************************************/ 84/*****************************************************************************/
91 85
92#if __GNUC__ >= 3 86#if __GNUC__ >= 3
… …
98#define expect_false(expr) expect ((expr) != 0, 0) 92#define expect_false(expr) expect ((expr) != 0, 0)
99#define expect_true(expr) expect ((expr) != 0, 1) 93#define expect_true(expr) expect ((expr) != 0, 1)
100 94
101/*****************************************************************************/ 95/*****************************************************************************/
102 96
97#include "config.h"
98
99#if HAVE_SYS_MKDEV_H
100# include <sys/mkdev.h>
101#elif HAVE_SYS_SYSMACROS_H
102# include <sys/sysmacros.h>
103#endif
104
105#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
106# include <sys/mman.h>
107#endif
108
109#if HAVE_SYS_UIO_H
110# include <sys/uio.h>
111#endif
112
113/* MUST be included before linux/fs.h, as the latter includes
114 * linux/mount.h, which is incompatible to sys/mount.h
115 */
116#if HAVE_SYS_MOUNT_H
117# include <sys/mount.h>
118#endif
119
120/* the incompetent fool that created musl keeps __linux__, refuses
121 * to implement any linux standard apis, and also has no way to test
122 * for his broken implementation. don't complain to me if this fails
123 * for you.
124 */
125#if __linux__ && (defined __GLIBC__ || defined __UCLIBC__)
126# include <linux/fs.h> /* MUST be included after sys/mount.h */
127# ifdef FS_IOC_FIEMAP
128# include <linux/types.h>
129# include <linux/fiemap.h>
130# undef HAVE_FIEMAP
131# define HAVE_FIEMAP 1
132# endif
133#endif
134
135#if HAVE_ST_XTIMENSEC
136# define ATIMENSEC PL_statcache.st_atimensec
137# define MTIMENSEC PL_statcache.st_mtimensec
138# define CTIMENSEC PL_statcache.st_ctimensec
139#elif HAVE_ST_XTIMESPEC
140# define ATIMENSEC PL_statcache.st_atim.tv_nsec
141# define MTIMENSEC PL_statcache.st_mtim.tv_nsec
142# define CTIMENSEC PL_statcache.st_ctim.tv_nsec
143#else
144# define ATIMENSEC 0
145# define MTIMENSEC 0
146# define CTIMENSEC 0
147#endif
148
149#if HAVE_ST_BIRTHTIMENSEC
150# define BTIMESEC PL_statcache.st_birthtime
151# define BTIMENSEC PL_statcache.st_birthtimensec
152#elif HAVE_ST_BIRTHTIMESPEC
153# define BTIMESEC PL_statcache.st_birthtim.tv_sec
154# define BTIMENSEC PL_statcache.st_birthtim.tv_nsec
155#else
156# define BTIMESEC 0
157# define BTIMENSEC 0
158#endif
159
160#if HAVE_ST_GEN
161# define ST_GEN PL_statcache.st_gen
162#else
163# define ST_GEN 0
164#endif
165
166#include "schmorp.h"
167
168#if HAVE_EVENTFD
169# include <sys/eventfd.h>
170#endif
171
172#if HAVE_TIMERFD
173# include <sys/timerfd.h>
174#endif
175
176#if HAVE_RLIMITS
177 #include <sys/time.h>
178 #include <sys/resource.h>
179#endif
180
103typedef SV SV8; /* byte-sv, used for argument-checking */ 181typedef SV SV8; /* byte-sv, used for argument-checking */
182typedef char *octet_string;
183typedef char *octet_string_ornull;
104typedef int aio_rfd; /* read file desriptor */ 184typedef int aio_rfd; /* read file desriptor */
105typedef int aio_wfd; /* write file descriptor */ 185typedef int aio_wfd; /* write file descriptor */
106 186
107static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; 187static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
108 188
… …
113 STRLEN stroffset; \ 193 STRLEN stroffset; \
114 SV *self; 194 SV *self;
115 195
116#define EIO_NO_WRAPPERS 1 196#define EIO_NO_WRAPPERS 1
117 197
118#include "libeio/config.h"
119#include "libeio/eio.h" 198#include "libeio/eio.h"
120 199
121static int req_invoke (eio_req *req); 200static int req_invoke (eio_req *req);
122#define EIO_FINISH(req) req_invoke (req) 201#define EIO_FINISH(req) req_invoke (req)
123static void req_destroy (eio_req *grp); 202static void req_destroy (eio_req *grp);
124#define EIO_DESTROY(req) req_destroy (req) 203#define EIO_DESTROY(req) req_destroy (req)
125 204
126#include "libeio/eio.c" 205#include "libeio/eio.c"
127 206
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 207#if !HAVE_POSIX_FADVISE
194# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ 208# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
195#endif 209#endif
196 210
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 211#if !HAVE_POSIX_MADVISE
214# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 212# 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 213#endif
291 214
292#ifndef MAP_ANONYMOUS 215#ifndef MAP_ANONYMOUS
293# ifdef MAP_ANON 216# ifdef MAP_ANON
294# define MAP_ANONYMOUS MAP_ANON 217# define MAP_ANONYMOUS MAP_ANON
295# else 218# else
296# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 219# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
297# endif 220# endif
298#endif 221#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
314 222
315#ifndef makedev 223#ifndef makedev
316# define makedev(maj,min) (((maj) << 8) | (min)) 224# define makedev(maj,min) (((maj) << 8) | (min))
317#endif 225#endif
318#ifndef major 226#ifndef major
… …
320#endif 228#endif
321#ifndef minor 229#ifndef minor
322# define minor(dev) ((dev) & 0xff) 230# define minor(dev) ((dev) & 0xff)
323#endif 231#endif
324 232
233/* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */
234#ifdef __sun
325#ifndef PAGESIZE 235# undef PAGESIZE
236#endif
237
238#if PAGESIZE <= 0
326# define PAGESIZE sysconf (_SC_PAGESIZE) 239# define PAGESIZE sysconf (_SC_PAGESIZE)
240#endif
241
242/* solaris perl seems to declare a wrong syscall function that clashes with system includes */
243#ifdef __sun
244# undef HAVE_SYSCALL
245#endif
246
247#if HAVE_SYSCALL
248#include <sys/syscall.h>
249#else
250# define syscall(nr,...) (errno = ENOSYS, -1)
251#endif
252
253/*****************************************************************************/
254
255#if !_POSIX_MAPPED_FILES
256# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1)
257# define munmap(addr,length) EIO_ENOSYS ()
258#endif
259
260#if !_POSIX_MEMORY_PROTECTION
261# define mprotect(addr,len,prot) EIO_ENOSYS ()
262#endif
263
264#if !MREMAP_MAYMOVE
265# define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1)
266#endif
267
268#define FOREIGN_MAGIC PERL_MAGIC_ext
269
270static int ecb_cold
271mmap_free (pTHX_ SV *sv, MAGIC *mg)
272{
273 int old_errno = errno;
274 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
275 errno = old_errno;
276
277 mg->mg_obj = 0; /* just in case */
278
279 SvREADONLY_off (sv);
280
281 if (SvPVX (sv) != mg->mg_ptr)
282 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
283
284 SvCUR_set (sv, 0);
285 SvPVX (sv) = 0;
286 SvOK_off (sv);
287
288 return 0;
289}
290
291static MGVTBL mmap_vtbl = {
292 0, 0, 0, 0, mmap_free
293};
294
295static int ecb_cold
296sysfree_free (pTHX_ SV *sv, MAGIC *mg)
297{
298 free (mg->mg_ptr);
299 mg->mg_obj = 0; /* just in case */
300
301 SvREADONLY_off (sv);
302
303 if (SvPVX (sv) != mg->mg_ptr)
304 croak ("ERROR: IO::AIO mapped scalar changed location, detected");
305
306 SvCUR_set (sv, 0);
307 SvPVX (sv) = 0;
308 SvOK_off (sv);
309
310 return 0;
311}
312
313static MGVTBL sysfree_vtbl = {
314 0, 0, 0, 0, sysfree_free
315};
316
317/*****************************************************************************/
318
319/* helper: set scalar to foreign ptr with custom free */
320ecb_noinline
321static void
322sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length)
323{
324 sv_force_normal (sv);
325
326 /* we store the length in mg_obj, as namlen is I32 :/ */
327 sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0)
328 ->mg_obj = (SV *)length;
329
330 SvUPGRADE (sv, SVt_PV); /* nop... */
331
332 if (SvLEN (sv))
333 Safefree (SvPVX (sv));
334
335 SvPVX (sv) = (char *)addr;
336 SvCUR_set (sv, length);
337 SvLEN_set (sv, 0);
338 SvPOK_only (sv);
339}
340
341static void
342sv_clear_foreign (SV *sv)
343{
344 /* todo: iterate over magic and only free ours, but of course */
345 /* the perl5porters will call that (correct) behaviour buggy */
346 sv_unmagic (sv, FOREIGN_MAGIC);
347}
348
349/*****************************************************************************/
350
351/* defines all sorts of constants to 0 unless they are already defined */
352/* also provides const_iv_ and const_niv_ macros for them */
353#include "def0.h"
354
355/*****************************************************************************/
356
357static void
358fiemap (eio_req *req)
359{
360 req->result = -1;
361
362#if HAVE_FIEMAP
363 /* assume some c99 */
364 struct fiemap *fiemap = 0;
365 size_t end_offset;
366 int count = req->int3;
367
368 req->flags |= EIO_FLAG_PTR1_FREE;
369
370 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
371 /* increase in fixed steps */
372 if (count < 0)
373 count = 8;
374
375 fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
376 errno = ENOMEM;
377 if (!fiemap)
378 return;
379
380 req->ptr1 = fiemap;
381
382 fiemap->fm_start = req->offs;
383 fiemap->fm_length = req->size;
384 fiemap->fm_flags = req->int2;
385 fiemap->fm_extent_count = count;
386
387 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
388 return;
389
390 if (req->int3 >= 0 /* not autosizing */
391 || !fiemap->fm_mapped_extents /* no more extents */
392 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
393 goto done;
394
395 /* else we have to loop -
396 * it would be tempting (actually I tried that first) to just query the
397 * number of extents needed, but linux often feels like not returning all
398 * extents, without telling us it left any out. this complicates
399 * this quite a bit.
400 */
401
402 end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
403
404 for (;;)
405 {
406 /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
407 char scratch[3072];
408 struct fiemap *incmap = (struct fiemap *)scratch;
409
410 incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
411 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
412 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
413 incmap->fm_flags = fiemap->fm_flags;
414 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
415
416 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
417 return;
418
419 if (!incmap->fm_mapped_extents)
420 goto done;
421
422 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
423 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
424 errno = ENOMEM;
425 if (!fiemap)
426 return;
427
428 req->ptr1 = fiemap;
429
430 for (count = 0; count < incmap->fm_mapped_extents; ++count)
431 {
432 struct fiemap_extent *e = incmap->fm_extents + count;
433
434 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
435
436 if (e->fe_logical >= end_offset)
437 goto done;
438
439 if (e->fe_flags & FIEMAP_EXTENT_LAST)
440 goto done;
441
442 }
443 }
444
445done:
446 req->result = 0;
447
448#else
449 errno = ENOSYS;
450#endif
451}
452
453/*****************************************************************************/
454
455static int close_fd; /* dummy fd to close fds via dup2 */
456
457#if HAVE_STATX
458static struct statx stx;
459#define statx_offsetof(member) offsetof (struct statx, member)
460#define eio__statx statx
461#else
462#define statx_offsetof(member) 0
463#define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS()
327#endif 464#endif
328 465
329enum { 466enum {
330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 467 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331}; 468};
… …
356 /* read any signals sent by the worker threads */ 493 /* read any signals sent by the worker threads */
357 s_epipe_drain (&respipe); 494 s_epipe_drain (&respipe);
358} 495}
359 496
360/* must be called at most once */ 497/* must be called at most once */
498ecb_noinline
361static SV * 499static SV *
362req_sv (aio_req req, HV *stash) 500req_sv (aio_req req, HV *stash)
363{ 501{
364 if (!req->self) 502 if (!req->self)
365 { 503 {
… …
371} 509}
372 510
373static SV * 511static SV *
374newSVaio_wd (aio_wd wd) 512newSVaio_wd (aio_wd wd)
375{ 513{
376 return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash); 514 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
377} 515}
378 516
517ecb_noinline
379static aio_req 518static aio_req
380SvAIO_REQ (SV *sv) 519SvAIO_REQ (SV *sv)
381{ 520{
382 MAGIC *mg; 521 MAGIC *mg;
383 522
384 if (!SvROK (sv) 523 if (!SvROK (sv)
524 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
385 || (SvSTASH (SvRV (sv)) != aio_grp_stash 525 || (SvSTASH (SvRV (sv)) != aio_grp_stash
386 && SvSTASH (SvRV (sv)) != aio_req_stash 526 && SvSTASH (SvRV (sv)) != aio_req_stash
387 && !sv_derived_from (sv, "IO::AIO::REQ"))) 527 && !sv_derived_from (sv, "IO::AIO::REQ")))
388 croak ("object of class IO::AIO::REQ expected"); 528 croak ("object of class IO::AIO::REQ expected");
389 529
… …
394 534
395static aio_wd 535static aio_wd
396SvAIO_WD (SV *sv) 536SvAIO_WD (SV *sv)
397{ 537{
398 if (!SvROK (sv) 538 if (!SvROK (sv)
539 || SvTYPE (SvRV (sv)) != SVt_PVMG
399 || SvSTASH (SvRV (sv)) != aio_wd_stash 540 || SvSTASH (SvRV (sv)) != aio_wd_stash)
400 || SvTYPE (SvRV (sv)) != SVt_PVMG)
401 croak ("IO::AIO: expected a working directory object as returned by aio_wd"); 541 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
402 542
403 return (aio_wd)(long)SvIVX (SvRV (sv)); 543 return (aio_wd)(long)SvIVX (SvRV (sv));
544}
545
546static SV *
547newmortalFH (int fd, int flags)
548{
549 if (fd < 0)
550 return &PL_sv_undef;
551
552 GV *gv = (GV *)sv_newmortal ();
553 char sym[64];
554 int symlen;
555
556 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
557 gv_init (gv, aio_stash, sym, symlen, 0);
558
559 symlen = snprintf (
560 sym,
561 sizeof (sym),
562 "%s&=%d",
563 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
564 fd
565 );
566
567 return do_open (gv, sym, symlen, 0, 0, 0, 0)
568 ? (SV *)gv : &PL_sv_undef;
404} 569}
405 570
406static void 571static void
407aio_grp_feed (aio_req grp) 572aio_grp_feed (aio_req grp)
408{ 573{
… …
420 FREETMPS; 585 FREETMPS;
421 LEAVE; 586 LEAVE;
422 } 587 }
423} 588}
424 589
590ecb_noinline
425static void 591static void
426req_submit (eio_req *req) 592req_submit (eio_req *req)
427{ 593{
428 eio_submit (req); 594 eio_submit (req);
429 595
… …
471 } 637 }
472 638
473 switch (req->type) 639 switch (req->type)
474 { 640 {
475 case EIO_WD_OPEN: 641 case EIO_WD_OPEN:
476 PUSHs (sv_2mortal (newSVaio_wd (req->wd))); 642 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
477 break; 643 break;
478 644
479 case EIO_READDIR: 645 case EIO_READDIR:
480 { 646 {
481 SV *rv = &PL_sv_undef; 647 SV *rv = &PL_sv_undef;
… …
536 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 702 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
537 } 703 }
538 break; 704 break;
539 705
540 case EIO_OPEN: 706 case EIO_OPEN:
541 { 707 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
542 /* convert fd to fh */
543 SV *fh = &PL_sv_undef;
544
545 if (req->result >= 0)
546 {
547 GV *gv = (GV *)sv_newmortal ();
548 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
549 char sym [64];
550 int symlen;
551
552 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
553 gv_init (gv, aio_stash, sym, symlen, 0);
554
555 symlen = snprintf (
556 sym,
557 sizeof (sym),
558 "%s&=%d",
559 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
560 (int)req->result
561 );
562
563 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
564 fh = (SV *)gv;
565 }
566
567 PUSHs (fh);
568 }
569 break; 708 break;
570 709
571 case EIO_STATVFS: 710 case EIO_STATVFS:
572 case EIO_FSTATVFS: 711 case EIO_FSTATVFS:
573 { 712 {
… …
576#ifndef _WIN32 715#ifndef _WIN32
577 if (req->result >= 0) 716 if (req->result >= 0)
578 { 717 {
579 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 718 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
580 HV *hv = newHV (); 719 HV *hv = newHV ();
720 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
721 * chooses to make it a struct.
722 */
723 unsigned long fsid = 0;
724 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
581 725
582 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 726 rv = sv_2mortal (newRV_noinc ((SV *)hv));
583 727
584 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 728 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
585 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); 729 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
… …
587 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); 731 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
588 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); 732 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
589 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); 733 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
590 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); 734 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
591 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 735 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
592 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 736 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
593 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 737 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
594 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 738 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
595 } 739 }
596#endif 740#endif
597 741
… …
632 if (!(PL_laststatval = req->result)) 776 if (!(PL_laststatval = req->result))
633 /* if compilation fails here then perl's Stat_t is not struct _stati64 */ 777 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
634 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 778 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
635 779
636 PUSHs (sv_result); 780 PUSHs (sv_result);
781 break;
782
783 case EIO_SEEK:
784 PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
637 break; 785 break;
638 786
639 case EIO_READ: 787 case EIO_READ:
640 { 788 {
641 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 789 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
… …
644 SvSETMAGIC (req->sv2); 792 SvSETMAGIC (req->sv2);
645 PUSHs (sv_result); 793 PUSHs (sv_result);
646 } 794 }
647 break; 795 break;
648 796
797 case EIO_SLURP:
798 {
799 if (req->result >= 0)
800 {
801 /* if length was originally not known, we steal the malloc'ed memory */
802 if (req->flags & EIO_FLAG_PTR2_FREE)
803 {
804 req->flags &= ~EIO_FLAG_PTR2_FREE;
805 sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result);
806 }
807 else
808 {
809 SvCUR_set (req->sv2, req->result);
810 *SvEND (req->sv2) = 0;
811 SvPOK_only (req->sv2);
812 }
813
814 SvSETMAGIC (req->sv2);
815 }
816
817 PUSHs (sv_result);
818 }
819 break;
820
821 case EIO_CUSTOM:
822 if (req->feed == fiemap)
823 {
824#if HAVE_FIEMAP
825 if (!req->result)
826 {
827 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
828
829 if (fiemap->fm_extent_count)
830 {
831 AV *av = newAV ();
832 int i;
833
834 while (fiemap->fm_mapped_extents)
835 {
836 struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
837 AV *ext_av = newAV ();
838
839 av_store (ext_av, 3, newSVuv (extent->fe_flags));
840 av_store (ext_av, 2, newSVval64 (extent->fe_length));
841 av_store (ext_av, 1, newSVval64 (extent->fe_physical));
842 av_store (ext_av, 0, newSVval64 (extent->fe_logical));
843
844 av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
845 }
846
847 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
848 }
849 else
850 {
851 SvIV_set (sv_result, fiemap->fm_mapped_extents);
852 PUSHs (sv_result);
853 }
854 }
855#endif
856 }
857 else
858 PUSHs (sv_result);
859 break;
860
861#if 0
862 case EIO_CLOSE:
863 PerlIOUnix_refcnt_dec (req->int1);
864 break;
865#endif
866
649 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 867 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
650 if (req->result > 0) 868 if (req->result > 0)
651 SvIV_set (sv_result, 0); 869 SvIV_set (sv_result, 0);
652 /* FALLTHROUGH */ 870 /* FALLTHROUGH */
653 871
… …
689 SvREFCNT_dec (req->sv2); 907 SvREFCNT_dec (req->sv2);
690 SvREFCNT_dec (req->sv3); 908 SvREFCNT_dec (req->sv3);
691 SvREFCNT_dec (req->sv4); 909 SvREFCNT_dec (req->sv4);
692 SvREFCNT_dec (req->callback); 910 SvREFCNT_dec (req->callback);
693 911
694 Safefree (req); 912 free (req);
695} 913}
696 914
697static void 915static void
698req_cancel_subs (aio_req grp) 916req_cancel_subs (aio_req grp)
699{ 917{
… …
704 grp->sv2 = 0; 922 grp->sv2 = 0;
705 923
706 eio_grp_cancel (grp); 924 eio_grp_cancel (grp);
707} 925}
708 926
709static void ecb_cold 927ecb_cold
928static void
710create_respipe (void) 929create_respipe (void)
711{ 930{
712 if (s_epipe_renew (&respipe)) 931 if (s_epipe_renew (&respipe))
713 croak ("IO::AIO: unable to initialize result pipe"); 932 croak ("IO::AIO: unable to initialize result pipe");
714} 933}
… …
718{ 937{
719 while (eio_nreqs ()) 938 while (eio_nreqs ())
720 { 939 {
721 int size; 940 int size;
722 941
723 X_LOCK (reslock); 942 X_LOCK (EIO_POOL->reslock);
724 size = res_queue.size; 943 size = EIO_POOL->res_queue.size;
725 X_UNLOCK (reslock); 944 X_UNLOCK (EIO_POOL->reslock);
726 945
727 if (size) 946 if (size)
728 return; 947 return;
729 948
730 etp_maybe_start_thread (); 949 etp_maybe_start_thread (EIO_POOL);
731 950
732 s_epipe_wait (&respipe); 951 s_epipe_wait (&respipe);
733 } 952 }
734} 953}
735 954
… …
748 967
749 poll_wait (); 968 poll_wait ();
750 } 969 }
751} 970}
752 971
753static void ecb_cold 972ecb_cold
973static void
754reinit (void) 974reinit (void)
755{ 975{
756 create_respipe (); 976 create_respipe ();
757 977
758 if (eio_init (want_poll, done_poll) < 0) 978 if (eio_init (want_poll, done_poll) < 0)
759 croak ("IO::AIO: unable to initialise eio library"); 979 croak ("IO::AIO: unable to initialise eio library");
760} 980}
761 981
762/*****************************************************************************/ 982/*****************************************************************************/
763 983
764#if !_POSIX_MAPPED_FILES
765# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
766# define munmap(addr,length) (errno = ENOSYS, -1)
767#endif
768
769#if !_POSIX_MEMORY_PROTECTION
770# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
771# define PROT_NONE 0
772# define PROT_WRITE 0
773# define MAP_PRIVATE 0
774# define MAP_SHARED 0
775# define MAP_FIXED 0
776#endif
777
778#define MMAP_MAGIC PERL_MAGIC_ext
779
780static int ecb_cold
781mmap_free (pTHX_ SV *sv, MAGIC *mg)
782{
783 int old_errno = errno;
784 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
785 errno = old_errno;
786
787 mg->mg_obj = 0; /* just in case */
788
789 SvREADONLY_off (sv);
790
791 if (SvPVX (sv) != mg->mg_ptr)
792 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
793
794 SvCUR_set (sv, 0);
795 SvPVX (sv) = 0;
796 SvOK_off (sv);
797
798 return 0;
799}
800
801static MGVTBL mmap_vtbl = {
802 0, 0, 0, 0, mmap_free
803};
804
805/*****************************************************************************/
806
807static SV * 984static SV *
808get_cb (SV *cb_sv) 985get_cb (SV *cb_sv)
809{ 986{
810 SvGETMAGIC (cb_sv); 987 SvGETMAGIC (cb_sv);
811 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 988 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
812} 989}
813 990
991ecb_noinline
992static aio_req ecb_noinline
993dreq (SV *callback)
994{
995 SV *cb_cv;
996 aio_req req;
997 int req_pri = next_pri;
998 next_pri = EIO_PRI_DEFAULT;
999
1000 cb_cv = get_cb (callback);
1001
1002 req = calloc (sizeof (*req), 1);
1003 if (!req)
1004 croak ("out of memory during eio_req allocation");
1005
1006 req->callback = SvREFCNT_inc (cb_cv);
1007 req->pri = req_pri;
1008
1009 return req;
1010}
1011
814#define dREQ \ 1012#define dREQ \
815 SV *cb_cv; \ 1013 aio_req req = dreq (callback); \
816 aio_req req; \
817 int req_pri = next_pri; \
818 next_pri = EIO_PRI_DEFAULT; \
819 \
820 cb_cv = get_cb (callback); \
821 \
822 Newz (0, req, 1, eio_req); \
823 if (!req) \
824 croak ("out of memory during eio_req allocation"); \
825 \
826 req->callback = SvREFCNT_inc (cb_cv); \
827 req->pri = req_pri
828 1014
829#define REQ_SEND \ 1015#define REQ_SEND \
830 PUTBACK; \ 1016 PUTBACK; \
831 req_submit (req); \ 1017 req_submit (req); \
832 SPAGAIN; \ 1018 SPAGAIN; \
833 \ 1019 \
834 if (GIMME_V != G_VOID) \ 1020 if (GIMME_V != G_VOID) \
835 XPUSHs (req_sv (req, aio_req_stash)); 1021 XPUSHs (req_sv (req, aio_req_stash));
836 1022
1023/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
837ecb_inline void 1024ecb_inline
1025void
838req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) 1026req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
839{ 1027{
840 if (expect_false (SvROK (path))) 1028 if (expect_false (SvROK (path)))
841 { 1029 {
842 AV *av = (AV *)SvRV (path); 1030 SV *rv = SvRV (path);
843 SV *wdob; 1031 SV *wdob;
844 1032
845 if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1) 1033 if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
846 croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
847
848 path = AvARRAY (av)[1];
849 wdob = AvARRAY (av)[0];
850
851 if (SvOK (wdob))
852 { 1034 {
1035 path = AvARRAY (rv)[1];
1036 wdob = AvARRAY (rv)[0];
1037
1038 if (SvOK (wdob))
1039 {
853 *wd = SvAIO_WD (wdob); 1040 *wd = SvAIO_WD (wdob);
854 *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); 1041 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
1042 }
1043 else
1044 *wd = EIO_INVALID_WD;
1045 }
1046 else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
1047 {
1048 *wd = (aio_wd)(long)SvIVX (rv);
1049 *wdsv = SvREFCNT_inc_NN (rv);
1050 *ptr = ".";
1051 return; /* path set to "." */
855 } 1052 }
856 else 1053 else
857 *wd = EIO_INVALID_WD; 1054 croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
858 } 1055 }
859 1056
860 *pathsv = newSVsv (path); 1057 *pathsv = newSVsv (path);
861 *ptr = SvPVbyte_nolen (*pathsv); 1058 *ptr = SvPVbyte_nolen (*pathsv);
862} 1059}
863 1060
864static void ecb_noinline 1061ecb_noinline
1062static void
865req_set_path1 (aio_req req, SV *path) 1063req_set_path1 (aio_req req, SV *path)
866{ 1064{
867 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); 1065 req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
868} 1066}
869 1067
870static void ecb_noinline 1068ecb_noinline
1069static void
871req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) 1070req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
872{ 1071{
873 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; 1072 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
874 1073
875 switch (SvTYPE (rv)) 1074 switch (SvTYPE (rv))
… …
887 req_set_path1 (req, fh_or_path); 1086 req_set_path1 (req, fh_or_path);
888 break; 1087 break;
889 } 1088 }
890} 1089}
891 1090
1091/*****************************************************************************/
1092
1093static void
1094ts_set (struct timespec *ts, NV value)
1095{
1096 ts->tv_sec = value;
1097 ts->tv_nsec = (value - ts->tv_sec) * 1e9;
1098}
1099
1100static NV
1101ts_get (const struct timespec *ts)
1102{
1103 return ts->tv_sec + ts->tv_nsec * 1e-9;
1104}
1105
1106/*****************************************************************************/
1107
1108/* extract a ref-to-array of strings into a temporary c style string vector */
1109static char **
1110extract_stringvec (SV *sv, const char *croakmsg)
1111{
1112 if (!SvROK (sv) || SvTYPE (SvRV (sv)) != SVt_PVAV)
1113 croak ("%s", croakmsg);
1114
1115 AV *av = (AV *)SvRV (sv);
1116 int i, nelem = av_len (av) + 1;
1117 char **vecp = (char **)SvPVX (sv_2mortal (newSV (sizeof (char *) * (nelem + 1))));
1118
1119 for (i = 0; i < nelem; ++i)
1120 {
1121 SV **e = av_fetch (av, i, 0);
1122
1123 if (e && *e)
1124 vecp[i] = SvPVbyte_nolen (*e);
1125 else
1126 vecp[i] = "";
1127 }
1128
1129 vecp[nelem] = 0;
1130
1131 return vecp;
1132}
1133
1134/*****************************************************************************/
1135
1136XS(boot_IO__AIO) ecb_cold;
1137
892MODULE = IO::AIO PACKAGE = IO::AIO 1138MODULE = IO::AIO PACKAGE = IO::AIO
893 1139
894PROTOTYPES: ENABLE 1140PROTOTYPES: ENABLE
895 1141
896BOOT: 1142BOOT:
… …
900 IV iv; 1146 IV iv;
901 } *civ, const_iv[] = { 1147 } *civ, const_iv[] = {
902# define const_niv(name, value) { # name, (IV) value }, 1148# define const_niv(name, value) { # name, (IV) value },
903# define const_iv(name) { # name, (IV) name }, 1149# define const_iv(name) { # name, (IV) name },
904# define const_eio(name) { # name, (IV) EIO_ ## name }, 1150# define const_eio(name) { # name, (IV) EIO_ ## name },
1151
1152 /* you have to re-run ./gendef0 after adding/removing any constants here */
1153 /* the first block can be undef if missing */
1154 const_iv (ENOSYS)
905 const_iv (EXDEV) 1155 const_iv (EXDEV)
906 const_iv (ENOSYS) 1156 const_iv (EBADR)
1157
1158 /* for lseek */
1159 const_iv (SEEK_DATA)
1160 const_iv (SEEK_HOLE)
1161
1162 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
1163 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
1164 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
1165 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
1166 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
1167 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
1168
1169 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
1170 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
1171 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
1172 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
1173 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
1174
1175 /* the second block will be 0 when missing */
1176 const_iv (O_ACCMODE)
1177
907 const_iv (O_RDONLY) 1178 const_iv (O_RDONLY)
908 const_iv (O_WRONLY) 1179 const_iv (O_WRONLY)
909 const_iv (O_RDWR) 1180 const_iv (O_RDWR)
910 const_iv (O_CREAT) 1181 const_iv (O_CREAT)
911 const_iv (O_TRUNC) 1182 const_iv (O_TRUNC)
… …
924 const_iv (O_SEARCH) 1195 const_iv (O_SEARCH)
925 const_iv (O_DIRECTORY) 1196 const_iv (O_DIRECTORY)
926 const_iv (O_DSYNC) 1197 const_iv (O_DSYNC)
927 const_iv (O_RSYNC) 1198 const_iv (O_RSYNC)
928 const_iv (O_SYNC) 1199 const_iv (O_SYNC)
1200 const_iv (O_PATH)
1201 const_iv (O_TMPFILE)
929 const_iv (O_TTY_INIT) 1202 const_iv (O_TTY_INIT)
930 1203
931 const_iv (S_IFIFO) 1204 const_iv (S_IFIFO)
932 const_iv (S_IFCHR) 1205 const_iv (S_IFCHR)
933 const_iv (S_IFBLK) 1206 const_iv (S_IFBLK)
… …
935 const_iv (S_IFREG) 1208 const_iv (S_IFREG)
936 const_iv (S_IFDIR) 1209 const_iv (S_IFDIR)
937 const_iv (S_IFWHT) 1210 const_iv (S_IFWHT)
938 const_iv (S_IFSOCK) 1211 const_iv (S_IFSOCK)
939 const_iv (S_IFMT) 1212 const_iv (S_IFMT)
940
941 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
942 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
943 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
944 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
945 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
946 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
947
948 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
949 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
950 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
951 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
952 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
953 1213
954 const_iv (ST_RDONLY) 1214 const_iv (ST_RDONLY)
955 const_iv (ST_NOSUID) 1215 const_iv (ST_NOSUID)
956 const_iv (ST_NODEV) 1216 const_iv (ST_NODEV)
957 const_iv (ST_NOEXEC) 1217 const_iv (ST_NOEXEC)
… …
967 const_iv (PROT_NONE) 1227 const_iv (PROT_NONE)
968 const_iv (PROT_EXEC) 1228 const_iv (PROT_EXEC)
969 const_iv (PROT_READ) 1229 const_iv (PROT_READ)
970 const_iv (PROT_WRITE) 1230 const_iv (PROT_WRITE)
971 1231
972 /*const_iv (MAP_FIXED)*/
973 const_iv (MAP_PRIVATE) 1232 const_iv (MAP_PRIVATE)
974 const_iv (MAP_SHARED) 1233 const_iv (MAP_SHARED)
1234 const_iv (MAP_FIXED)
975 const_iv (MAP_ANONYMOUS) 1235 const_iv (MAP_ANONYMOUS)
976 1236
977 /* linuxish */ 1237 /* linuxish */
978 const_iv (MAP_HUGETLB)
979 const_iv (MAP_LOCKED) 1238 const_iv (MAP_LOCKED)
980 const_iv (MAP_NORESERVE) 1239 const_iv (MAP_NORESERVE)
981 const_iv (MAP_POPULATE) 1240 const_iv (MAP_POPULATE)
982 const_iv (MAP_NONBLOCK) 1241 const_iv (MAP_NONBLOCK)
1242 const_iv (MAP_GROWSDOWN)
1243 const_iv (MAP_32BIT)
1244 const_iv (MAP_HUGETLB)
1245 const_iv (MAP_STACK)
1246 const_iv (MAP_FIXED_NOREPLACE)
1247 const_iv (MAP_SHARED_VALIDATE)
1248 const_iv (MAP_SYNC)
1249 const_iv (MAP_UNINITIALIZED)
1250
1251 const_iv (MREMAP_MAYMOVE)
1252 const_iv (MREMAP_FIXED)
1253
1254 const_iv (MSG_CMSG_CLOEXEC)
1255 const_iv (SOCK_CLOEXEC)
1256
1257 const_iv (F_DUPFD_CLOEXEC)
1258
1259 const_iv (F_ADD_SEALS)
1260 const_iv (F_GET_SEALS)
1261 const_iv (F_SEAL_SEAL)
1262 const_iv (F_SEAL_SHRINK)
1263 const_iv (F_SEAL_GROW)
1264 const_iv (F_SEAL_WRITE)
1265
1266 const_iv (F_OFD_GETLK)
1267 const_iv (F_OFD_SETLK)
1268 const_iv (F_OFD_GETLKW)
1269
1270 const_iv (FIFREEZE)
1271 const_iv (FITHAW)
1272 const_iv (FITRIM)
1273 const_iv (FICLONE)
1274 const_iv (FICLONERANGE)
1275 const_iv (FIDEDUPERANGE)
1276
1277 const_iv (FS_IOC_GETFLAGS)
1278 const_iv (FS_IOC_SETFLAGS)
1279 const_iv (FS_IOC_GETVERSION)
1280 const_iv (FS_IOC_SETVERSION)
1281#if HAVE_FIEMAP /* broken on musl for, like, foreever */
1282 const_iv (FS_IOC_FIEMAP)
1283#endif
1284 const_iv (FS_IOC_FSGETXATTR)
1285 const_iv (FS_IOC_FSSETXATTR)
1286 const_iv (FS_IOC_SET_ENCRYPTION_POLICY)
1287 const_iv (FS_IOC_GET_ENCRYPTION_PWSALT)
1288 const_iv (FS_IOC_GET_ENCRYPTION_POLICY)
1289
1290 const_iv (FS_KEY_DESCRIPTOR_SIZE)
1291
1292 const_iv (FS_SECRM_FL)
1293 const_iv (FS_UNRM_FL)
1294 const_iv (FS_COMPR_FL)
1295 const_iv (FS_SYNC_FL)
1296 const_iv (FS_IMMUTABLE_FL)
1297 const_iv (FS_APPEND_FL)
1298 const_iv (FS_NODUMP_FL)
1299 const_iv (FS_NOATIME_FL)
1300 const_iv (FS_DIRTY_FL)
1301 const_iv (FS_COMPRBLK_FL)
1302 const_iv (FS_NOCOMP_FL)
1303 const_iv (FS_ENCRYPT_FL)
1304 const_iv (FS_BTREE_FL)
1305 const_iv (FS_INDEX_FL)
1306 const_iv (FS_JOURNAL_DATA_FL)
1307 const_iv (FS_NOTAIL_FL)
1308 const_iv (FS_DIRSYNC_FL)
1309 const_iv (FS_TOPDIR_FL)
1310 const_iv (FS_FL_USER_MODIFIABLE)
1311
1312 const_iv (FS_XFLAG_REALTIME)
1313 const_iv (FS_XFLAG_PREALLOC)
1314 const_iv (FS_XFLAG_IMMUTABLE)
1315 const_iv (FS_XFLAG_APPEND)
1316 const_iv (FS_XFLAG_SYNC)
1317 const_iv (FS_XFLAG_NOATIME)
1318 const_iv (FS_XFLAG_NODUMP)
1319 const_iv (FS_XFLAG_RTINHERIT)
1320 const_iv (FS_XFLAG_PROJINHERIT)
1321 const_iv (FS_XFLAG_NOSYMLINKS)
1322 const_iv (FS_XFLAG_EXTSIZE)
1323 const_iv (FS_XFLAG_EXTSZINHERIT)
1324 const_iv (FS_XFLAG_NODEFRAG)
1325 const_iv (FS_XFLAG_FILESTREAM)
1326 const_iv (FS_XFLAG_DAX)
1327 const_iv (FS_XFLAG_HASATTR)
1328
1329 const_iv (FIEMAP_FLAG_SYNC)
1330 const_iv (FIEMAP_FLAG_XATTR)
1331 const_iv (FIEMAP_FLAGS_COMPAT)
1332 const_iv (FIEMAP_EXTENT_LAST)
1333 const_iv (FIEMAP_EXTENT_UNKNOWN)
1334 const_iv (FIEMAP_EXTENT_DELALLOC)
1335 const_iv (FIEMAP_EXTENT_ENCODED)
1336 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
1337 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
1338 const_iv (FIEMAP_EXTENT_DATA_INLINE)
1339 const_iv (FIEMAP_EXTENT_DATA_TAIL)
1340 const_iv (FIEMAP_EXTENT_UNWRITTEN)
1341 const_iv (FIEMAP_EXTENT_MERGED)
1342 const_iv (FIEMAP_EXTENT_SHARED)
1343
1344 const_iv (SPLICE_F_MOVE)
1345 const_iv (SPLICE_F_NONBLOCK)
1346 const_iv (SPLICE_F_MORE)
1347 const_iv (SPLICE_F_GIFT)
1348
1349 const_iv (EFD_CLOEXEC)
1350 const_iv (EFD_NONBLOCK)
1351 const_iv (EFD_SEMAPHORE)
1352
1353 const_iv (MFD_CLOEXEC)
1354 const_iv (MFD_ALLOW_SEALING)
1355 const_iv (MFD_HUGETLB)
1356 const_iv (MFD_HUGETLB_2MB)
1357 const_iv (MFD_HUGETLB_1GB)
1358
1359 const_iv (CLOCK_REALTIME)
1360 const_iv (CLOCK_MONOTONIC)
1361 const_iv (CLOCK_BOOTTIME)
1362 const_iv (CLOCK_REALTIME_ALARM)
1363 const_iv (CLOCK_BOOTTIME_ALARM)
1364
1365 const_iv (TFD_NONBLOCK)
1366 const_iv (TFD_CLOEXEC)
1367
1368 const_iv (TFD_TIMER_ABSTIME)
1369 const_iv (TFD_TIMER_CANCEL_ON_SET)
1370
1371 const_iv (STATX_TYPE)
1372 const_iv (STATX_MODE)
1373 const_iv (STATX_NLINK)
1374 const_iv (STATX_UID)
1375 const_iv (STATX_GID)
1376 const_iv (STATX_ATIME)
1377 const_iv (STATX_MTIME)
1378 const_iv (STATX_CTIME)
1379 const_iv (STATX_INO)
1380 const_iv (STATX_SIZE)
1381 const_iv (STATX_BLOCKS)
1382 const_iv (STATX_BASIC_STATS)
1383 const_iv (STATX_ALL)
1384 const_iv (STATX_BTIME)
1385 const_iv (STATX_ATTR_COMPRESSED)
1386 const_iv (STATX_ATTR_IMMUTABLE)
1387 const_iv (STATX_ATTR_APPEND)
1388 const_iv (STATX_ATTR_NODUMP)
1389 const_iv (STATX_ATTR_ENCRYPTED)
1390 const_iv (STATX_ATTR_AUTOMOUNT)
1391
1392 const_iv (AT_FDCWD)
1393 const_iv (AT_SYMLINK_NOFOLLOW)
1394 const_iv (AT_EACCESS)
1395 const_iv (AT_REMOVEDIR)
1396 const_iv (AT_SYMLINK_FOLLOW)
1397 const_iv (AT_NO_AUTOMOUNT)
1398 const_iv (AT_EMPTY_PATH)
1399 const_iv (AT_STATX_SYNC_TYPE)
1400 const_iv (AT_STATX_AS_STAT)
1401 const_iv (AT_STATX_FORCE_SYNC)
1402 const_iv (AT_STATX_DONT_SYNC)
1403 const_iv (AT_RECURSIVE)
1404
1405 const_iv (OPEN_TREE_CLONE)
1406
1407 const_iv (FSOPEN_CLOEXEC)
1408
1409 const_iv (FSPICK_CLOEXEC)
1410 const_iv (FSPICK_SYMLINK_NOFOLLOW)
1411 const_iv (FSPICK_NO_AUTOMOUNT)
1412 const_iv (FSPICK_EMPTY_PATH)
1413
1414 const_iv (MOVE_MOUNT_F_SYMLINKS)
1415 const_iv (MOVE_MOUNT_F_AUTOMOUNTS)
1416 const_iv (MOVE_MOUNT_F_EMPTY_PATH)
1417 const_iv (MOVE_MOUNT_T_SYMLINKS)
1418 const_iv (MOVE_MOUNT_T_AUTOMOUNTS)
1419 const_iv (MOVE_MOUNT_T_EMPTY_PATH)
1420
1421 /* waitid */
1422 const_iv (P_PID)
1423 const_iv (P_PIDFD)
1424 const_iv (P_PGID)
1425 const_iv (P_ALL)
1426
1427 const_iv (FSCONFIG_SET_FLAG)
1428 const_iv (FSCONFIG_SET_STRING)
1429 const_iv (FSCONFIG_SET_BINARY)
1430 const_iv (FSCONFIG_SET_PATH)
1431 const_iv (FSCONFIG_SET_PATH_EMPTY)
1432 const_iv (FSCONFIG_SET_FD)
1433 const_iv (FSCONFIG_CMD_CREATE)
1434 const_iv (FSCONFIG_CMD_RECONFIGURE)
1435
1436 const_iv (MOUNT_ATTR_RDONLY)
1437 const_iv (MOUNT_ATTR_NOSUID)
1438 const_iv (MOUNT_ATTR_NODEV)
1439 const_iv (MOUNT_ATTR_NOEXEC)
1440 const_iv (MOUNT_ATTR__ATIME)
1441 const_iv (MOUNT_ATTR_RELATIME)
1442 const_iv (MOUNT_ATTR_NOATIME)
1443 const_iv (MOUNT_ATTR_STRICTATIME)
1444 const_iv (MOUNT_ATTR_NODIRATIME)
1445
1446 /* sys/mount.h */
1447 const_iv (MS_RDONLY)
1448 const_iv (MS_NOSUID)
1449 const_iv (MS_NODEV)
1450 const_iv (MS_NOEXEC)
1451 const_iv (MS_SYNCHRONOUS)
1452 const_iv (MS_REMOUNT)
1453 const_iv (MS_MANDLOCK)
1454 const_iv (MS_DIRSYNC)
1455 const_iv (MS_NOATIME)
1456 const_iv (MS_NODIRATIME)
1457 const_iv (MS_BIND)
1458 const_iv (MS_MOVE)
1459 const_iv (MS_REC)
1460 const_iv (MS_SILENT)
1461 const_iv (MS_POSIXACL)
1462 const_iv (MS_UNBINDABLE)
1463 const_iv (MS_PRIVATE)
1464 const_iv (MS_SLAVE)
1465 const_iv (MS_SHARED)
1466 const_iv (MS_RELATIME)
1467 const_iv (MS_KERNMOUNT)
1468 const_iv (MS_I_VERSION)
1469 const_iv (MS_STRICTATIME)
1470 const_iv (MS_LAZYTIME)
1471 const_iv (MS_ACTIVE)
1472 const_iv (MS_NOUSER)
1473 const_iv (MS_RMT_MASK)
1474 const_iv (MS_MGC_VAL)
1475 const_iv (MS_MGC_MSK)
1476
1477 const_iv (MNT_FORCE)
1478 const_iv (MNT_DETACH)
1479 const_iv (MNT_EXPIRE)
1480 const_iv (UMOUNT_NOFOLLOW)
1481
1482 const_iv (BLKROSET)
1483 const_iv (BLKROGET)
1484 const_iv (BLKRRPART)
1485 const_iv (BLKGETSIZE)
1486 const_iv (BLKFLSBUF)
1487 const_iv (BLKRASET)
1488 const_iv (BLKRAGET)
1489 const_iv (BLKFRASET)
1490 const_iv (BLKFRAGET)
1491 const_iv (BLKSECTSET)
1492 const_iv (BLKSECTGET)
1493 const_iv (BLKSSZGET)
1494 const_iv (BLKBSZGET)
1495 const_iv (BLKBSZSET)
1496 const_iv (BLKGETSIZE64)
1497
1498 /* these are libeio constants, and are independent of gendef0 */
1499 const_eio (SEEK_SET)
1500 const_eio (SEEK_CUR)
1501 const_eio (SEEK_END)
983 1502
984 const_eio (MCL_FUTURE) 1503 const_eio (MCL_FUTURE)
985 const_eio (MCL_CURRENT) 1504 const_eio (MCL_CURRENT)
1505 const_eio (MCL_ONFAULT)
986 1506
987 const_eio (MS_ASYNC) 1507 const_eio (MS_ASYNC)
988 const_eio (MS_INVALIDATE) 1508 const_eio (MS_INVALIDATE)
989 const_eio (MS_SYNC) 1509 const_eio (MS_SYNC)
990 1510
… …
993 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1513 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
994 const_eio (SYNC_FILE_RANGE_WRITE) 1514 const_eio (SYNC_FILE_RANGE_WRITE)
995 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1515 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
996 1516
997 const_eio (FALLOC_FL_KEEP_SIZE) 1517 const_eio (FALLOC_FL_KEEP_SIZE)
1518 const_eio (FALLOC_FL_PUNCH_HOLE)
1519 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1520 const_eio (FALLOC_FL_ZERO_RANGE)
1521 const_eio (FALLOC_FL_INSERT_RANGE)
1522 const_eio (FALLOC_FL_UNSHARE_RANGE)
1523
1524 const_eio (RENAME_NOREPLACE)
1525 const_eio (RENAME_EXCHANGE)
1526 const_eio (RENAME_WHITEOUT)
998 1527
999 const_eio (READDIR_DENTS) 1528 const_eio (READDIR_DENTS)
1000 const_eio (READDIR_DIRS_FIRST) 1529 const_eio (READDIR_DIRS_FIRST)
1001 const_eio (READDIR_STAT_ORDER) 1530 const_eio (READDIR_STAT_ORDER)
1002 const_eio (READDIR_FOUND_UNKNOWN) 1531 const_eio (READDIR_FOUND_UNKNOWN)
… …
1020 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 1549 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1021 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); 1550 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1022 1551
1023 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1552 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
1024 1553
1554 /* allocate dummy pipe fd for aio_close */
1555 {
1556 int pipefd [2];
1557
1558 if (
1559#ifdef _WIN32
1560 _pipe (pipefd, 1, _O_BINARY) < 0
1561#else
1562 pipe (pipefd) < 0
1563 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1564#endif
1565 || close (pipefd [1]) < 0
1566 )
1567 croak ("IO::AIO: unable to create dummy pipe for aio_close");
1568
1569 close_fd = pipefd [0];
1570 }
1571
1025 reinit (); 1572 reinit ();
1026} 1573}
1027 1574
1028void 1575void
1029reinit () 1576reinit ()
… …
1070 PROTOTYPE: $ 1617 PROTOTYPE: $
1071 CODE: 1618 CODE:
1072 max_outstanding = maxreqs; 1619 max_outstanding = maxreqs;
1073 1620
1074void 1621void
1075aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1622aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1076 PPCODE: 1623 PPCODE:
1077{ 1624{
1078 dREQ; 1625 dREQ;
1079 1626
1080 req->type = EIO_WD_OPEN; 1627 req->type = EIO_WD_OPEN;
… …
1082 1629
1083 REQ_SEND; 1630 REQ_SEND;
1084} 1631}
1085 1632
1086void 1633void
1087aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1634aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1088 PPCODE: 1635 PPCODE:
1089{ 1636{
1090 dREQ; 1637 dREQ;
1091 1638
1092 req->type = EIO_OPEN; 1639 req->type = EIO_OPEN;
… …
1096 1643
1097 REQ_SEND; 1644 REQ_SEND;
1098} 1645}
1099 1646
1100void 1647void
1101aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1648aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1102 ALIAS: 1649 ALIAS:
1103 aio_fsync = EIO_FSYNC 1650 aio_fsync = EIO_FSYNC
1104 aio_fdatasync = EIO_FDATASYNC 1651 aio_fdatasync = EIO_FDATASYNC
1105 aio_syncfs = EIO_SYNCFS 1652 aio_syncfs = EIO_SYNCFS
1106 PPCODE: 1653 PPCODE:
1107{ 1654{
1108 int fd = s_fileno_croak (fh, 0); 1655 int fd = s_fileno_croak (fh, 0);
1109 dREQ; 1656 dREQ;
1110 1657
1111 req->type = ix; 1658 req->type = ix;
1112 req->sv1 = newSVsv (fh); 1659 req->sv1 = newSVsv (fh);
1113 req->int1 = fd; 1660 req->int1 = fd;
1114 1661
1115 REQ_SEND (req); 1662 REQ_SEND;
1116} 1663}
1117 1664
1118void 1665void
1119aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1666aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1120 PPCODE: 1667 PPCODE:
1121{ 1668{
1122 int fd = s_fileno_croak (fh, 0); 1669 int fd = s_fileno_croak (fh, 0);
1123 dREQ; 1670 dREQ;
1124 1671
1125 req->type = EIO_SYNC_FILE_RANGE; 1672 req->type = EIO_SYNC_FILE_RANGE;
1126 req->sv1 = newSVsv (fh); 1673 req->sv1 = newSVsv (fh);
1127 req->int1 = fd; 1674 req->int1 = fd;
1128 req->offs = offset; 1675 req->offs = offset;
1129 req->size = nbytes; 1676 req->size = nbytes;
1130 req->int2 = flags; 1677 req->int2 = flags;
1131 1678
1132 REQ_SEND (req); 1679 REQ_SEND;
1133} 1680}
1134 1681
1135void 1682void
1136aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1683aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1137 PPCODE: 1684 PPCODE:
1138{ 1685{
1139 int fd = s_fileno_croak (fh, 0); 1686 int fd = s_fileno_croak (fh, 0);
1140 dREQ; 1687 dREQ;
1141 1688
1142 req->type = EIO_FALLOCATE; 1689 req->type = EIO_FALLOCATE;
1143 req->sv1 = newSVsv (fh); 1690 req->sv1 = newSVsv (fh);
1144 req->int1 = fd; 1691 req->int1 = fd;
1145 req->int2 = mode; 1692 req->int2 = mode;
1146 req->offs = offset; 1693 req->offs = offset;
1147 req->size = len; 1694 req->size = len;
1148 1695
1149 REQ_SEND (req); 1696 REQ_SEND;
1150} 1697}
1151 1698
1152void 1699void
1153aio_close (SV *fh, SV *callback=&PL_sv_undef) 1700aio_close (SV *fh, SV *callback = &PL_sv_undef)
1154 PPCODE: 1701 PPCODE:
1155{ 1702{
1156 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1157 int fd = s_fileno_croak (fh, 0); 1703 int fd = s_fileno_croak (fh, 0);
1158 dREQ; 1704 dREQ;
1705#if 0
1706 /* partially duplicate logic in s_fileno */
1707 SvGETMAGIC (fh);
1159 1708
1160 if (expect_false (close_fd < 0)) 1709 if (SvROK (fh))
1710 {
1711 fh = SvRV (fh);
1712 SvGETMAGIC (fh);
1713 }
1714
1715 if (SvTYPE (fh) == SVt_PVGV)
1161 { 1716 {
1162 int pipefd [2]; 1717 /* perl filehandle */
1718 PerlIOUnix_refcnt_inc (fd);
1719 do_close ((GV *)fh, 1);
1163 1720
1164 if ( 1721 req->type = EIO_CLOSE;
1165#ifdef _WIN32 1722 req->int1 = fd;
1166 _pipe (pipefd, 1, _O_BINARY) < 0 1723 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1167#else
1168 pipe (pipefd) < 0
1169 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1170#endif
1171 || close (pipefd [1]) < 0
1172 )
1173 abort (); /*D*/
1174
1175 close_fd = pipefd [0];
1176 } 1724 }
1177 1725 else
1726#endif
1727 {
1728 /* fd number */
1178 req->type = EIO_DUP2; 1729 req->type = EIO_DUP2;
1179 req->int1 = close_fd; 1730 req->int1 = close_fd;
1731 req->sv2 = newSVsv (fh);
1732 req->int2 = fd;
1733 }
1734
1735 REQ_SEND;
1736}
1737
1738void
1739aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1740 PPCODE:
1741{
1742 int fd = s_fileno_croak (fh, 0);
1743 dREQ;
1744
1745 req->type = EIO_SEEK;
1180 req->sv2 = newSVsv (fh); 1746 req->sv1 = newSVsv (fh);
1181 req->int2 = fd; 1747 req->int1 = fd;
1748 req->offs = SvVAL64 (offset);
1749 req->int2 = whence;
1182 1750
1183 REQ_SEND (req); 1751 REQ_SEND;
1184} 1752}
1185 1753
1186void 1754void
1187aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1755aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1188 ALIAS: 1756 ALIAS:
1189 aio_read = EIO_READ 1757 aio_read = EIO_READ
1190 aio_write = EIO_WRITE 1758 aio_write = EIO_WRITE
1191 PPCODE: 1759 PPCODE:
1192{ 1760{
… …
1208 len = svlen - dataoffset; 1776 len = svlen - dataoffset;
1209 } 1777 }
1210 else 1778 else
1211 { 1779 {
1212 /* read: check type and grow scalar as necessary */ 1780 /* read: check type and grow scalar as necessary */
1213 SvUPGRADE (data, SVt_PV); 1781 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1214 svptr = SvGROW (data, len + dataoffset + 1); 1782 svptr = sv_grow (data, len + dataoffset + 1);
1783 else if (SvCUR (data) < len + dataoffset)
1784 croak ("length + dataoffset outside of scalar, and cannot grow");
1215 } 1785 }
1216 1786
1217 { 1787 {
1218 dREQ; 1788 dREQ;
1219 1789
… …
1235 REQ_SEND; 1805 REQ_SEND;
1236 } 1806 }
1237} 1807}
1238 1808
1239void 1809void
1810aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1811 ALIAS:
1812 aio_ioctl = EIO_IOCTL
1813 aio_fcntl = EIO_FCNTL
1814 PPCODE:
1815{
1816 int fd = s_fileno_croak (fh, 0);
1817 char *svptr;
1818
1819 if (SvPOK (arg) || !SvNIOK (arg))
1820 {
1821 STRLEN svlen;
1822 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1823#ifdef IOCPARM_LEN
1824 STRLEN need = IOCPARM_LEN (request);
1825#else
1826 STRLEN need = 256;
1827#endif
1828
1829 if (svlen < need)
1830 svptr = SvGROW (arg, need);
1831 }
1832 else
1833 svptr = (char *)SvIV (arg);
1834
1835 {
1836 dREQ;
1837
1838 req->type = ix;
1839 req->sv1 = newSVsv (fh);
1840 req->int1 = fd;
1841 req->int2 = (long)request;
1842 req->sv2 = SvREFCNT_inc (arg);
1843 req->ptr2 = svptr;
1844
1845 REQ_SEND;
1846 }
1847}
1848
1849void
1240aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1850aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1241 ALIAS: 1851 ALIAS:
1242 aio_readlink = EIO_READLINK 1852 aio_readlink = EIO_READLINK
1243 aio_realpath = EIO_REALPATH 1853 aio_realpath = EIO_REALPATH
1244 PPCODE: 1854 PPCODE:
1245{ 1855{
… …
1250 1860
1251 REQ_SEND; 1861 REQ_SEND;
1252} 1862}
1253 1863
1254void 1864void
1255aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1865aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1256 PPCODE: 1866 PPCODE:
1257{ 1867{
1258 int ifd = s_fileno_croak (in_fh , 0); 1868 int ifd = s_fileno_croak (in_fh , 0);
1259 int ofd = s_fileno_croak (out_fh, 1); 1869 int ofd = s_fileno_croak (out_fh, 1);
1260 dREQ; 1870 dREQ;
1261 1871
1262 req->type = EIO_SENDFILE; 1872 req->type = EIO_SENDFILE;
1263 req->sv1 = newSVsv (out_fh); 1873 req->sv1 = newSVsv (out_fh);
1264 req->int1 = ofd; 1874 req->int1 = ofd;
… …
1269 1879
1270 REQ_SEND; 1880 REQ_SEND;
1271} 1881}
1272 1882
1273void 1883void
1274aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1884aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1275 PPCODE: 1885 PPCODE:
1276{ 1886{
1277 int fd = s_fileno_croak (fh, 0); 1887 int fd = s_fileno_croak (fh, 0);
1278 dREQ; 1888 dREQ;
1279 1889
1280 req->type = EIO_READAHEAD; 1890 req->type = EIO_READAHEAD;
1281 req->sv1 = newSVsv (fh); 1891 req->sv1 = newSVsv (fh);
1282 req->int1 = fd; 1892 req->int1 = fd;
… …
1285 1895
1286 REQ_SEND; 1896 REQ_SEND;
1287} 1897}
1288 1898
1289void 1899void
1290aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1900aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1291 ALIAS: 1901 ALIAS:
1292 aio_stat = EIO_STAT 1902 aio_stat = EIO_STAT
1293 aio_lstat = EIO_LSTAT 1903 aio_lstat = EIO_LSTAT
1294 aio_statvfs = EIO_STATVFS 1904 aio_statvfs = EIO_STATVFS
1295 PPCODE: 1905 PPCODE:
1296{ 1906{
1297 dREQ; 1907 dREQ;
1298 1908
1299 req->sv1 = newSVsv (fh_or_path);
1300 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); 1909 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1910
1301 REQ_SEND; 1911 REQ_SEND;
1302} 1912}
1913
1914void
1915st_xtime ()
1916 ALIAS:
1917 st_atime = 0x01
1918 st_mtime = 0x02
1919 st_ctime = 0x04
1920 st_btime = 0x08
1921 st_xtime = 0x0f
1922 PPCODE:
1923 EXTEND (SP, 4);
1924 if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1925 if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1926 if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
1927 if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1928
1929void
1930st_xtimensec ()
1931 ALIAS:
1932 st_atimensec = 0x01
1933 st_mtimensec = 0x02
1934 st_ctimensec = 0x04
1935 st_btimensec = 0x08
1936 st_xtimensec = 0x0f
1937 st_btimesec = 0x10
1938 st_gen = 0x20
1939 PPCODE:
1940 EXTEND (SP, 4);
1941 if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1942 if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1943 if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
1944 if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
1945 if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
1946 if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1303 1947
1304UV 1948UV
1305major (UV dev) 1949major (UV dev)
1306 ALIAS: 1950 ALIAS:
1307 minor = 1 1951 minor = 1
1308 CODE: 1952 CODE:
1309 RETVAL = ix ? major (dev) : minor (dev); 1953 RETVAL = ix ? minor (dev) : major (dev);
1310 OUTPUT: 1954 OUTPUT:
1311 RETVAL 1955 RETVAL
1312 1956
1313UV 1957UV
1314makedev (UV maj, UV min) 1958makedev (UV maj, UV min)
… …
1316 RETVAL = makedev (maj, min); 1960 RETVAL = makedev (maj, min);
1317 OUTPUT: 1961 OUTPUT:
1318 RETVAL 1962 RETVAL
1319 1963
1320void 1964void
1321aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1965aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1322 PPCODE: 1966 PPCODE:
1323{ 1967{
1324 dREQ; 1968 dREQ;
1325 1969
1326 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1970 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1329 1973
1330 REQ_SEND; 1974 REQ_SEND;
1331} 1975}
1332 1976
1333void 1977void
1334aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1978aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1335 PPCODE: 1979 PPCODE:
1336{ 1980{
1337 dREQ; 1981 dREQ;
1338 1982
1339 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1983 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1341 1985
1342 REQ_SEND; 1986 REQ_SEND;
1343} 1987}
1344 1988
1345void 1989void
1346aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1990aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1347 PPCODE: 1991 PPCODE:
1348{ 1992{
1349 dREQ; 1993 dREQ;
1350 1994
1351 req->int2 = mode; 1995 req->int2 = mode;
… …
1353 1997
1354 REQ_SEND; 1998 REQ_SEND;
1355} 1999}
1356 2000
1357void 2001void
1358aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 2002aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1359 PPCODE: 2003 PPCODE:
1360{ 2004{
1361 dREQ; 2005 dREQ;
1362 2006
1363 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 2007 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1366 2010
1367 REQ_SEND; 2011 REQ_SEND;
1368} 2012}
1369 2013
1370void 2014void
1371aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 2015aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1372 PPCODE: 2016 PPCODE:
1373{ 2017{
1374 dREQ; 2018 dREQ;
1375 2019
1376 req->type = EIO_READDIR; 2020 req->type = EIO_READDIR;
… …
1383 2027
1384 REQ_SEND; 2028 REQ_SEND;
1385} 2029}
1386 2030
1387void 2031void
1388aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 2032aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1389 PPCODE: 2033 PPCODE:
1390{ 2034{
1391 dREQ; 2035 dREQ;
1392 2036
1393 req->type = EIO_MKDIR; 2037 req->type = EIO_MKDIR;
… …
1396 2040
1397 REQ_SEND; 2041 REQ_SEND;
1398} 2042}
1399 2043
1400void 2044void
1401aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 2045aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1402 ALIAS: 2046 ALIAS:
1403 aio_unlink = EIO_UNLINK 2047 aio_unlink = EIO_UNLINK
1404 aio_rmdir = EIO_RMDIR 2048 aio_rmdir = EIO_RMDIR
1405 aio_readdir = EIO_READDIR 2049 aio_readdir = EIO_READDIR
1406 PPCODE: 2050 PPCODE:
… …
1412 2056
1413 REQ_SEND; 2057 REQ_SEND;
1414} 2058}
1415 2059
1416void 2060void
1417aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 2061aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1418 ALIAS: 2062 ALIAS:
1419 aio_link = EIO_LINK 2063 aio_link = EIO_LINK
1420 aio_symlink = EIO_SYMLINK 2064 aio_symlink = EIO_SYMLINK
1421 aio_rename = EIO_RENAME 2065 aio_rename = EIO_RENAME
1422 PPCODE: 2066 PPCODE:
1423{ 2067{
2068 eio_wd wd2 = 0;
1424 dREQ; 2069 dREQ;
1425 eio_wd wd2 = 0;
1426 2070
1427 req->type = ix; 2071 req->type = ix;
1428 req_set_path1 (req, oldpath); 2072 req_set_path1 (req, oldpath);
1429 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 2073 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1430 req->int3 = (long)wd2; 2074 req->int3 = (long)wd2;
1431 2075
1432 REQ_SEND; 2076 REQ_SEND;
1433} 2077}
1434 2078
1435void 2079void
2080aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef)
2081 PPCODE:
2082{
2083 eio_wd wd2 = 0;
2084 dREQ;
2085
2086 req->type = EIO_RENAME;
2087 req_set_path1 (req, oldpath);
2088 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
2089 req->int2 = flags;
2090 req->int3 = (long)wd2;
2091
2092 REQ_SEND;
2093}
2094
2095void
1436aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 2096aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1437 PPCODE: 2097 PPCODE:
1438{ 2098{
1439 dREQ; 2099 dREQ;
1440 2100
1441 req->type = EIO_MKNOD; 2101 req->type = EIO_MKNOD;
… …
1445 2105
1446 REQ_SEND; 2106 REQ_SEND;
1447} 2107}
1448 2108
1449void 2109void
1450aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 2110aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef)
1451 ALIAS: 2111 ALIAS:
1452 aio_mtouch = EIO_MTOUCH 2112 aio_mtouch = EIO_MTOUCH
1453 aio_msync = EIO_MSYNC 2113 aio_msync = EIO_MSYNC
1454 PPCODE: 2114 PPCODE:
1455{ 2115{
1456 STRLEN svlen; 2116 STRLEN svlen;
1457 char *svptr = SvPVbyte (data, svlen); 2117 char *svptr = SvPVbyte (data, svlen);
1458 UV len = SvUV (length); 2118 UV len = SvUV (length);
2119
2120 if (flags < 0)
2121 flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0;
1459 2122
1460 if (offset < 0) 2123 if (offset < 0)
1461 offset += svlen; 2124 offset += svlen;
1462 2125
1463 if (offset < 0 || offset > svlen) 2126 if (offset < 0 || offset > svlen)
… …
1478 REQ_SEND; 2141 REQ_SEND;
1479 } 2142 }
1480} 2143}
1481 2144
1482void 2145void
1483aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 2146aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1484 PPCODE: 2147 PPCODE:
1485{ 2148{
1486 STRLEN svlen; 2149 STRLEN svlen;
1487 char *svptr = SvPVbyte (data, svlen); 2150 char *svptr = SvPVbyte (data, svlen);
1488 UV len = SvUV (length); 2151 UV len = SvUV (length);
… …
1507 REQ_SEND; 2170 REQ_SEND;
1508 } 2171 }
1509} 2172}
1510 2173
1511void 2174void
1512aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 2175aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1513 PPCODE: 2176 PPCODE:
1514{ 2177{
1515 dREQ; 2178 dREQ;
1516 2179
1517 req->type = EIO_MLOCKALL; 2180 req->type = EIO_MLOCKALL;
… …
1519 2182
1520 REQ_SEND; 2183 REQ_SEND;
1521} 2184}
1522 2185
1523void 2186void
2187aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
2188 PPCODE:
2189{
2190 int fd = s_fileno_croak (fh, 0);
2191 dREQ;
2192
2193 req->type = EIO_CUSTOM;
2194 req->sv1 = newSVsv (fh);
2195 req->int1 = fd;
2196
2197 req->feed = fiemap;
2198#if HAVE_FIEMAP
2199 /* keep our fingers crossed that the next two types are 64 bit */
2200 req->offs = start;
2201 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
2202 req->int2 = flags;
2203 req->int3 = SvOK (count) ? SvIV (count) : -1;
2204#endif
2205
2206 REQ_SEND;
2207}
2208
2209void
2210aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef)
2211 PPCODE:
2212{
2213 char *svptr = 0;
2214
2215 sv_clear_foreign (data);
2216
2217 if (length) /* known length, directly read into scalar */
2218 {
2219 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
2220 svptr = sv_grow (data, length + 1);
2221 else if (SvCUR (data) < length)
2222 croak ("length outside of scalar, and cannot grow");
2223 else
2224 svptr = SvPVbyte_nolen (data);
2225 }
2226
2227 {
2228 dREQ;
2229
2230 req->type = EIO_SLURP;
2231 req_set_path1 (req, pathname);
2232 req->offs = offset;
2233 req->size = length;
2234 req->sv2 = SvREFCNT_inc (data);
2235 req->ptr2 = svptr;
2236
2237 if (!SvREADONLY (data))
2238 {
2239 SvREADONLY_on (data);
2240 req->flags |= FLAG_SV2_RO_OFF;
2241 }
2242
2243 REQ_SEND;
2244 }
2245}
2246
2247void
1524aio_busy (double delay, SV *callback=&PL_sv_undef) 2248aio_busy (double delay, SV *callback = &PL_sv_undef)
1525 PPCODE: 2249 PPCODE:
1526{ 2250{
1527 dREQ; 2251 dREQ;
1528 2252
1529 req->type = EIO_BUSY; 2253 req->type = EIO_BUSY;
… …
1531 2255
1532 REQ_SEND; 2256 REQ_SEND;
1533} 2257}
1534 2258
1535void 2259void
1536aio_group (SV *callback=&PL_sv_undef) 2260aio_group (SV *callback = &PL_sv_undef)
1537 PPCODE: 2261 PPCODE:
1538{ 2262{
1539 dREQ; 2263 dREQ;
1540 2264
1541 req->type = EIO_GROUP; 2265 req->type = EIO_GROUP;
1542 2266
2267 PUTBACK;
1543 req_submit (req); 2268 req_submit (req);
2269 SPAGAIN;
2270
1544 XPUSHs (req_sv (req, aio_grp_stash)); 2271 XPUSHs (req_sv (req, aio_grp_stash));
1545} 2272}
1546 2273
1547void 2274void
1548aio_nop (SV *callback=&PL_sv_undef) 2275aio_nop (SV *callback = &PL_sv_undef)
1549 ALIAS: 2276 ALIAS:
1550 aio_nop = EIO_NOP 2277 aio_nop = EIO_NOP
1551 aio_sync = EIO_SYNC 2278 aio_sync = EIO_SYNC
1552 PPCODE: 2279 PPCODE:
1553{ 2280{
… …
1557 2284
1558 REQ_SEND; 2285 REQ_SEND;
1559} 2286}
1560 2287
1561int 2288int
1562aioreq_pri (int pri = 0) 2289aioreq_pri (int pri = NO_INIT)
1563 CODE: 2290 CODE:
1564 RETVAL = next_pri; 2291 RETVAL = next_pri;
1565 if (items > 0) 2292 if (items > 0)
1566 { 2293 {
1567 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 2294 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1657 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 2384 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1658 OUTPUT: 2385 OUTPUT:
1659 RETVAL 2386 RETVAL
1660 2387
1661void 2388void
1662mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 2389mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1663 PPCODE: 2390 PPCODE:
1664 sv_unmagic (scalar, MMAP_MAGIC); 2391 sv_clear_foreign (scalar);
1665{ 2392{
1666 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 2393 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1667 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 2394 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1668 if (addr == (void *)-1) 2395 if (addr == (void *)-1)
1669 XSRETURN_NO; 2396 XSRETURN_NO;
1670 2397
1671 sv_force_normal (scalar); 2398 sv_set_foreign (scalar, &mmap_vtbl, addr, length);
1672
1673 /* we store the length in mg_obj, as namlen is I32 :/ */
1674 sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1675 ->mg_obj = (SV *)length;
1676
1677 SvUPGRADE (scalar, SVt_PV); /* nop... */
1678 2399
1679 if (!(prot & PROT_WRITE)) 2400 if (!(prot & PROT_WRITE))
1680 SvREADONLY_on (scalar); 2401 SvREADONLY_on (scalar);
1681 2402
1682 if (SvLEN (scalar))
1683 Safefree (SvPVX (scalar));
1684
1685 SvPVX (scalar) = (char *)addr;
1686 SvCUR_set (scalar, length);
1687 SvLEN_set (scalar, 0);
1688 SvPOK_only (scalar);
1689
1690 XSRETURN_YES; 2403 XSRETURN_YES;
1691} 2404}
1692 2405
1693void 2406void
1694munmap (SV *scalar) 2407munmap (SV *scalar)
1695 CODE: 2408 CODE:
1696 sv_unmagic (scalar, MMAP_MAGIC); 2409 sv_clear_foreign (scalar);
2410
2411SV *
2412mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0)
2413 CODE:
2414{
2415 MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl);
2416 void *new;
2417
2418 if (!mg || SvPVX (scalar) != mg->mg_ptr)
2419 croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified");
2420
2421 new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address);
2422
2423 RETVAL = &PL_sv_no;
2424
2425 if (new != (void *)-1)
2426 {
2427 RETVAL = new == (void *)mg->mg_ptr
2428 ? newSVpvn ("0 but true", 10)
2429 : &PL_sv_yes;
2430
2431 mg->mg_ptr = (char *)new;
2432 mg->mg_obj = (SV *)new_length;
2433
2434 SvPVX (scalar) = mg->mg_ptr;
2435 SvCUR_set (scalar, new_length);
2436 }
2437}
2438 OUTPUT:
2439 RETVAL
1697 2440
1698int 2441int
1699madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2442madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1700 ALIAS: 2443 ALIAS:
1701 mprotect = 1 2444 mprotect = 1
1702 CODE: 2445 CODE:
1703{ 2446{
1704 STRLEN svlen; 2447 STRLEN svlen;
1705 void *addr = SvPVbyte (scalar, svlen); 2448 void *addr = SvPVbyte (scalar, svlen);
1706 size_t len = SvUV (length); 2449 STRLEN len = SvUV (length);
1707 2450
1708 if (offset < 0) 2451 if (offset < 0)
1709 offset += svlen; 2452 offset += svlen;
1710 2453
1711 if (offset < 0 || offset > svlen) 2454 if (offset < 0 || offset > svlen)
… …
1725} 2468}
1726 OUTPUT: 2469 OUTPUT:
1727 RETVAL 2470 RETVAL
1728 2471
1729int 2472int
1730munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 2473munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
1731 CODE: 2474 CODE:
1732{ 2475{
1733 STRLEN svlen; 2476 STRLEN svlen;
1734 void *addr = SvPVbyte (scalar, svlen); 2477 void *addr = SvPVbyte (scalar, svlen);
1735 size_t len = SvUV (length); 2478 size_t len = SvUV (length);
1736 2479
1737 if (offset < 0) 2480 if (offset < 0)
1738 offset += svlen; 2481 offset += svlen;
1739 2482
… …
1746 addr = (void *)(((intptr_t)addr) + offset); 2489 addr = (void *)(((intptr_t)addr) + offset);
1747 eio_page_align (&addr, &len); 2490 eio_page_align (&addr, &len);
1748#if _POSIX_MEMLOCK_RANGE 2491#if _POSIX_MEMLOCK_RANGE
1749 RETVAL = munlock (addr, len); 2492 RETVAL = munlock (addr, len);
1750#else 2493#else
1751 RETVAL = ((errno = ENOSYS), -1); 2494 RETVAL = EIO_ENOSYS ();
1752#endif 2495#endif
1753} 2496}
1754 OUTPUT: 2497 OUTPUT:
2498 RETVAL
2499
2500int
2501mlockall (int flags)
2502 PROTOTYPE: $;
2503 CODE:
2504 RETVAL = eio_mlockall_sync (flags);
2505 OUTPUT:
1755 RETVAL 2506 RETVAL
1756 2507
1757int 2508int
1758munlockall () 2509munlockall ()
1759 CODE: 2510 CODE:
1760#if _POSIX_MEMLOCK 2511#if _POSIX_MEMLOCK
1761 munlockall (); 2512 munlockall ();
1762#else 2513#else
1763 RETVAL = -1; 2514 RETVAL = EIO_ENOSYS ();
1764 errno = ENOSYS;
1765#endif 2515#endif
1766 OUTPUT: 2516 OUTPUT:
1767 RETVAL 2517 RETVAL
2518
2519int
2520statx (SV8 *pathname, int flags, UV mask)
2521 CODE:
2522{
2523 /* undocumented, and might go away, and anyway, should use eio_statx */
2524 SV *wdsv = 0;
2525 SV *pathsv = 0;
2526 eio_wd wd = EIO_CWD;
2527 void *ptr;
2528 int res;
2529
2530 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2531 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2532
2533 SvREFCNT_dec (pathsv);
2534 SvREFCNT_dec (wdsv);
2535}
2536 OUTPUT:
2537 RETVAL
2538
2539U32
2540stx_mode ()
2541 PROTOTYPE:
2542 CODE:
2543#if HAVE_STATX
2544 RETVAL = stx.stx_mode;
2545#else
2546 XSRETURN_UNDEF;
2547#endif
2548 OUTPUT:
2549 RETVAL
2550
2551#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2552#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2553#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2554#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2555#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2556#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2557#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2558#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2559#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2560#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2561#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2562#define STATX_OFFSET_size statx_offsetof (stx_size)
2563#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2564#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2565#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2566#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2567#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2568#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2569
2570U32
2571stx_mask ()
2572 PROTOTYPE:
2573 ALIAS:
2574 stx_mask = STATX_OFFSET_mask
2575 stx_blksize = STATX_OFFSET_blksize
2576 stx_nlink = STATX_OFFSET_nlink
2577 stx_uid = STATX_OFFSET_uid
2578 stx_gid = STATX_OFFSET_gid
2579 stx_rdev_major = STATX_OFFSET_rdev_major
2580 stx_rdev_minor = STATX_OFFSET_rdev_minor
2581 stx_dev_major = STATX_OFFSET_dev_major
2582 stx_dev_minor = STATX_OFFSET_dev_minor
2583 CODE:
2584#if HAVE_STATX
2585 RETVAL = *(__u32 *)((char *)&stx + ix);
2586#else
2587 XSRETURN_UNDEF;
2588#endif
2589 OUTPUT:
2590 RETVAL
2591
2592VAL64
2593stx_attributes ()
2594 PROTOTYPE:
2595 ALIAS:
2596 stx_attributes = STATX_OFFSET_attributes
2597 stx_ino = STATX_OFFSET_ino
2598 stx_size = STATX_OFFSET_size
2599 stx_blocks = STATX_OFFSET_blocks
2600 stx_attributes_mask = STATX_OFFSET_attributes_mask
2601 CODE:
2602#if HAVE_STATX
2603 RETVAL = *(__u64 *)((char *)&stx + ix);
2604#else
2605 XSRETURN_UNDEF;
2606#endif
2607 OUTPUT:
2608 RETVAL
2609
2610NV
2611stx_atime ()
2612 PROTOTYPE:
2613 ALIAS:
2614 stx_atime = STATX_OFFSET_atime
2615 stx_btime = STATX_OFFSET_btime
2616 stx_ctime = STATX_OFFSET_ctime
2617 stx_mtime = STATX_OFFSET_mtime
2618 CODE:
2619#if HAVE_STATX
2620 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2621 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2622#else
2623 XSRETURN_UNDEF;
2624#endif
2625 OUTPUT:
2626 RETVAL
2627
2628VAL64
2629stx_atimesec ()
2630 PROTOTYPE:
2631 ALIAS:
2632 stx_atimesec = STATX_OFFSET_atime
2633 stx_btimesec = STATX_OFFSET_btime
2634 stx_ctimesec = STATX_OFFSET_ctime
2635 stx_mtimesec = STATX_OFFSET_mtime
2636 CODE:
2637#if HAVE_STATX
2638 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2639 RETVAL = ts->tv_sec;
2640#else
2641 XSRETURN_UNDEF;
2642#endif
2643 OUTPUT:
2644 RETVAL
2645
2646U32
2647stx_atimensec ()
2648 PROTOTYPE:
2649 ALIAS:
2650 stx_atimensec = STATX_OFFSET_atime
2651 stx_btimensec = STATX_OFFSET_btime
2652 stx_ctimensec = STATX_OFFSET_ctime
2653 stx_mtimensec = STATX_OFFSET_mtime
2654 CODE:
2655#if HAVE_STATX
2656 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2657 RETVAL = ts->tv_nsec;
2658#else
2659 RETVAL = 0;
2660#endif
2661 OUTPUT:
2662 RETVAL
2663
2664void
2665accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags)
2666 PPCODE:
2667{
2668 SV *retval;
2669#if HAVE_ACCEPT4
2670 socklen_t salen_ = salen ? salen + 1 : 0;
2671
2672 if (salen)
2673 {
2674 sv_upgrade (sockaddr, SVt_PV);
2675 sv_grow (sockaddr, salen_);
2676 }
2677
2678 int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags);
2679
2680 retval = newmortalFH (res, O_RDWR);
2681
2682 if (res >= 0 && salen > 0)
2683 {
2684 if (salen_ > salen + 1)
2685 salen_ = salen + 1;
2686
2687 SvPOK_only (sockaddr);
2688 SvCUR_set (sockaddr, salen_);
2689 }
2690#else
2691 errno = ENOSYS;
2692 retval = &PL_sv_undef;
2693#endif
2694 XPUSHs (retval);
2695}
2696
2697ssize_t
2698splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2699 CODE:
2700{
2701#if HAVE_LINUX_SPLICE
2702 loff_t off_in_, off_out_;
2703 RETVAL = splice (
2704 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
2705 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
2706 length, flags
2707 );
2708#else
2709 RETVAL = EIO_ENOSYS ();
2710#endif
2711}
2712 OUTPUT:
2713 RETVAL
2714
2715ssize_t
2716tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
2717 CODE:
2718#if HAVE_LINUX_SPLICE
2719 RETVAL = tee (rfh, wfh, length, flags);
2720#else
2721 RETVAL = EIO_ENOSYS ();
2722#endif
2723 OUTPUT:
2724 RETVAL
2725
2726int
2727pipesize (aio_rfd rfh, int new_size = -1)
2728 PROTOTYPE: $;$
2729 CODE:
2730#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
2731 if (new_size >= 0)
2732 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
2733 else
2734 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
2735#else
2736 errno = ENOSYS;
2737 RETVAL = -1;
2738#endif
2739 OUTPUT:
2740 RETVAL
2741
2742void
2743pipe2 (int flags = 0)
2744 PROTOTYPE: ;$
2745 PPCODE:
2746{
2747 int fd[2];
2748 int res;
2749
2750 if (flags)
2751#if HAVE_PIPE2
2752 res = pipe2 (fd, flags);
2753#else
2754 res = (errno = ENOSYS, -1);
2755#endif
2756 else
2757 res = pipe (fd);
2758
2759 if (!res)
2760 {
2761 EXTEND (SP, 2);
2762 PUSHs (newmortalFH (fd[0], O_RDONLY));
2763 PUSHs (newmortalFH (fd[1], O_WRONLY));
2764 }
2765}
2766
2767void
2768pidfd_open (int pid, unsigned int flags = 0)
2769 PPCODE:
2770{
2771 /*GENDEF0_SYSCALL(pidfd_open,434)*/
2772 int fd = syscall (SYS_pidfd_open, pid, flags);
2773 XPUSHs (newmortalFH (fd, O_RDWR));
2774}
2775
2776int
2777pidfd_send_signal (SV *pidfh, int sig, SV *siginfo = &PL_sv_undef, unsigned int flags = 0)
2778 PPCODE:
2779{
2780 int res;
2781#if HAVE_SIGINFO_T
2782 siginfo_t si = { 0 };
2783
2784 if (SvOK (siginfo))
2785 {
2786 HV *hv;
2787 SV **svp;
2788
2789 if (!SvROK (siginfo) || SvTYPE (SvRV (siginfo)) != SVt_PVHV)
2790 croak ("siginfo argument must be a hashref with 'code', 'pid', 'uid' and 'value_int' or 'value_ptr' members, caught");
2791
2792 hv = (HV *)SvRV (siginfo);
2793
2794 if ((svp = hv_fetchs (hv, "code" , 0))) si.si_code = SvIV (*svp);
2795 if ((svp = hv_fetchs (hv, "pid" , 0))) si.si_pid = SvIV (*svp);
2796 if ((svp = hv_fetchs (hv, "uid" , 0))) si.si_uid = SvIV (*svp);
2797 if ((svp = hv_fetchs (hv, "value_int", 0))) si.si_value.sival_int = SvIV (*svp);
2798 if ((svp = hv_fetchs (hv, "value_ptr", 0))) si.si_value.sival_ptr = (void *)SvIV (*svp);
2799 }
2800
2801 /*GENDEF0_SYSCALL(pidfd_send_signal,424)*/
2802 res = syscall (SYS_pidfd_send_signal, s_fileno_croak (pidfh, 0), sig, SvOK (siginfo) ? &si : 0, flags);
2803#else
2804 res = (errno = ENOSYS, -1);
2805#endif
2806
2807 XPUSHs (sv_2mortal (newSViv (res)));
2808}
2809
2810void
2811pidfd_getfd (SV *pidfh, int targetfd, unsigned int flags = 0)
2812 PPCODE:
2813{
2814 /*GENDEF0_SYSCALL(pidfd_getfd,438)*/
2815 int fd = syscall (SYS_pidfd_getfd, s_fileno_croak (pidfh, 0), targetfd, flags);
2816 XPUSHs (newmortalFH (fd, O_RDWR));
2817}
2818
2819void
2820eventfd (unsigned int initval = 0, int flags = 0)
2821 PPCODE:
2822{
2823 int fd;
2824#if HAVE_EVENTFD
2825 fd = eventfd (initval, flags);
2826#else
2827 fd = (errno = ENOSYS, -1);
2828#endif
2829
2830 XPUSHs (newmortalFH (fd, O_RDWR));
2831}
2832
2833void
2834timerfd_create (int clockid, int flags = 0)
2835 PPCODE:
2836{
2837 int fd;
2838#if HAVE_TIMERFD
2839 fd = timerfd_create (clockid, flags);
2840#else
2841 fd = (errno = ENOSYS, -1);
2842#endif
2843
2844 XPUSHs (newmortalFH (fd, O_RDWR));
2845}
2846
2847void
2848timerfd_settime (SV *fh, int flags, NV interval, NV value)
2849 PPCODE:
2850{
2851 int fd = s_fileno_croak (fh, 0);
2852#if HAVE_TIMERFD
2853 int res;
2854 struct itimerspec its, ots;
2855
2856 ts_set (&its.it_interval, interval);
2857 ts_set (&its.it_value , value);
2858 res = timerfd_settime (fd, flags, &its, &ots);
2859
2860 if (!res)
2861 {
2862 EXTEND (SP, 2);
2863 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2864 PUSHs (newSVnv (ts_get (&ots.it_value)));
2865 }
2866#else
2867 errno = ENOSYS;
2868#endif
2869}
2870
2871void
2872timerfd_gettime (SV *fh)
2873 PPCODE:
2874{
2875 int fd = s_fileno_croak (fh, 0);
2876#if HAVE_TIMERFD
2877 int res;
2878 struct itimerspec ots;
2879 res = timerfd_gettime (fd, &ots);
2880
2881 if (!res)
2882 {
2883 EXTEND (SP, 2);
2884 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2885 PUSHs (newSVnv (ts_get (&ots.it_value)));
2886 }
2887#else
2888 errno = ENOSYS;
2889#endif
2890}
2891
2892void
2893memfd_create (octet_string pathname, int flags = 0)
2894 PPCODE:
2895{
2896 int fd;
2897#if HAVE_MEMFD_CREATE
2898 fd = memfd_create (pathname, flags);
2899#else
2900 fd = (errno = ENOSYS, -1);
2901#endif
2902
2903 XPUSHs (newmortalFH (fd, O_RDWR));
2904}
2905
2906int
2907fexecve (SV *fh, SV *args, SV *envs = &PL_sv_undef)
2908 CODE:
2909{
2910 int fd = PerlIO_fileno (IoIFP (sv_2io (fh)));
2911 char **envp, **argv;
2912 argv = extract_stringvec (args, "IO::AIO::fexecve: args must be an array of strings");
2913 if (!SvOK (envs))
2914 {
2915 extern char **environ;
2916 envp = environ;
2917 }
2918 else
2919 envp = extract_stringvec (envs, "IO::AIO::fexecve: envs must be an array of strings");
2920#if _POSIX_VERSION >= 200809L
2921 RETVAL = fexecve (fd, argv, envp);
2922#else
2923 RETVAL = (errno = ENOSYS, -1);
2924#endif
2925}
2926 OUTPUT: RETVAL
2927
2928int
2929mount (octet_string special, octet_string path, octet_string fstype, UV flags = 0, octet_string_ornull data = 0)
2930 CODE:
2931#if HAVE_MOUNT
2932 RETVAL = mount (special, path, fstype, flags, data);
2933#else
2934 RETVAL = (errno = ENOSYS, -1);
2935#endif
2936 OUTPUT: RETVAL
2937
2938int
2939umount (octet_string path, int flags = 0)
2940 CODE:
2941 if (flags)
2942#if HAVE_UMOUNT2
2943 RETVAL = umount2 (path, flags);
2944#else
2945 RETVAL = (errno = ENOSYS, -1);
2946#endif
2947 else
2948#if HAVE_UMOUNT
2949 RETVAL = umount (path);
2950#else
2951 RETVAL = (errno = ENOSYS, -1);
2952#endif
2953 OUTPUT: RETVAL
2954
2955UV
2956get_fdlimit ()
2957 CODE:
2958#if HAVE_RLIMITS
2959 struct rlimit rl;
2960 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2961 XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur);
2962#endif
2963 XSRETURN_UNDEF;
2964 OUTPUT:
2965 RETVAL
2966
2967void
2968min_fdlimit (UV limit = 0x7fffffffU)
2969 CODE:
2970{
2971#if HAVE_RLIMITS
2972 struct rlimit rl;
2973 rlim_t orig_rlim_max;
2974 UV bit;
2975
2976 if (0 != getrlimit (RLIMIT_NOFILE, &rl))
2977 goto fail;
2978
2979 if (rl.rlim_cur == RLIM_INFINITY)
2980 XSRETURN_YES;
2981
2982 orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max;
2983
2984 if (rl.rlim_cur < limit)
2985 {
2986 rl.rlim_cur = limit;
2987
2988 if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY)
2989 rl.rlim_max = rl.rlim_cur;
2990 }
2991
2992 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2993 XSRETURN_YES;
2994
2995 if (errno == EPERM)
2996 {
2997 /* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2998 /* our limit overflows a system-wide limit */
2999 /* try an adaptive algorithm, but do not lower the hardlimit */
3000 rl.rlim_max = 0;
3001 for (bit = 0x40000000U; bit; bit >>= 1)
3002 {
3003 rl.rlim_max |= bit;
3004 rl.rlim_cur = rl.rlim_max;
3005
3006 /* never decrease the hard limit */
3007 if (rl.rlim_max < orig_rlim_max)
3008 break;
3009
3010 if (0 != setrlimit (RLIMIT_NOFILE, &rl))
3011 rl.rlim_max &= ~bit; /* too high, remove bit again */
3012 }
3013
3014 /* now, raise the soft limit to the max permitted */
3015 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
3016 {
3017 rl.rlim_cur = rl.rlim_max;
3018 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
3019 errno = EPERM;
3020 }
3021 }
3022#endif
3023 fail:
3024 XSRETURN_UNDEF;
3025}
1768 3026
1769void _on_next_submit (SV *cb) 3027void _on_next_submit (SV *cb)
1770 CODE: 3028 CODE:
1771 SvREFCNT_dec (on_next_submit); 3029 SvREFCNT_dec (on_next_submit);
1772 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 3030 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1785DESTROY (SV *self) 3043DESTROY (SV *self)
1786 CODE: 3044 CODE:
1787{ 3045{
1788 aio_wd wd = SvAIO_WD (self); 3046 aio_wd wd = SvAIO_WD (self);
1789#if HAVE_AT 3047#if HAVE_AT
3048 {
1790 SV *callback = &PL_sv_undef; 3049 SV *callback = &PL_sv_undef;
1791 dREQ; /* clobbers next_pri :/ */ 3050 dREQ; /* clobbers next_pri :/ */
3051 next_pri = req->pri; /* restore next_pri */
3052 req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1792 req->type = EIO_WD_CLOSE; 3053 req->type = EIO_WD_CLOSE;
1793 req->wd = wd; 3054 req->wd = wd;
1794 REQ_SEND; 3055 REQ_SEND;
3056 }
1795#else 3057#else
1796 eio_wd_close_sync (wd); 3058 eio_wd_close_sync (wd);
1797#endif 3059#endif
1798} 3060}
1799 3061
… …
1803cancel (aio_req_ornot req) 3065cancel (aio_req_ornot req)
1804 CODE: 3066 CODE:
1805 eio_cancel (req); 3067 eio_cancel (req);
1806 3068
1807void 3069void
1808cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 3070cb (aio_req_ornot req, SV *callback = NO_INIT)
1809 PPCODE: 3071 PPCODE:
1810{ 3072{
1811 if (GIMME_V != G_VOID) 3073 if (GIMME_V != G_VOID)
1812 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 3074 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1813 3075
1814 if (items > 1) 3076 if (items > 1)
1815 { 3077 {
1816 SV *cb_cv =get_cb (callback); 3078 SV *cb_cv = get_cb (callback);
1817 3079
1818 SvREFCNT_dec (req->callback); 3080 SvREFCNT_dec (req->callback);
1819 req->callback = SvREFCNT_inc (cb_cv); 3081 req->callback = SvREFCNT_inc (cb_cv);
1820 } 3082 }
1821} 3083}
… …
1878limit (aio_req grp, int limit) 3140limit (aio_req grp, int limit)
1879 CODE: 3141 CODE:
1880 eio_grp_limit (grp, limit); 3142 eio_grp_limit (grp, limit);
1881 3143
1882void 3144void
1883feed (aio_req grp, SV *callback=&PL_sv_undef) 3145feed (aio_req grp, SV *callback = &PL_sv_undef)
1884 CODE: 3146 CODE:
1885{ 3147{
1886 SvREFCNT_dec (grp->sv2); 3148 SvREFCNT_dec (grp->sv2);
1887 grp->sv2 = newSVsv (callback); 3149 grp->sv2 = newSVsv (callback);
1888 grp->feed = aio_grp_feed; 3150 grp->feed = aio_grp_feed;

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