… | |
… | |
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 | |
23 | |
20 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
|
|
21 | # include <sys/mman.h> |
|
|
22 | #endif |
|
|
23 | |
|
|
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
25 | * to implement any linux standard apis, and also has no way to test |
25 | * to implement any linux standard apis, and also has no way to test |
26 | * for his broken iplementation. on't complain if this fails for you. |
26 | * for his broken iplementation. don't complain to me if this fails |
|
|
27 | * for you. |
27 | */ |
28 | */ |
28 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
29 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
29 | # include <linux/fs.h> |
30 | # include <linux/fs.h> |
30 | # ifdef FS_IOC_FIEMAP |
31 | # ifdef FS_IOC_FIEMAP |
31 | # include <linux/types.h> |
32 | # include <linux/types.h> |
… | |
… | |
74 | #undef fchmod |
75 | #undef fchmod |
75 | #undef dup |
76 | #undef dup |
76 | #undef dup2 |
77 | #undef dup2 |
77 | #undef abort |
78 | #undef abort |
78 | #undef pipe |
79 | #undef pipe |
|
|
80 | #undef utime |
79 | |
81 | |
80 | #define EIO_STRUCT_STAT struct _stati64 |
82 | #define EIO_STRUCT_STAT struct _stati64 |
81 | #define EIO_STRUCT_STATI64 |
83 | #define EIO_STRUCT_STATI64 |
82 | |
84 | |
83 | #else |
85 | #else |
84 | |
86 | |
85 | #include <sys/time.h> |
87 | #include <sys/time.h> |
86 | #include <sys/select.h> |
88 | #include <sys/select.h> |
|
|
89 | #include <sys/wait.h> |
87 | #include <unistd.h> |
90 | #include <unistd.h> |
88 | #include <utime.h> |
91 | #include <utime.h> |
89 | #include <signal.h> |
92 | #include <signal.h> |
90 | |
93 | |
91 | #define EIO_STRUCT_STAT Stat_t |
94 | #define EIO_STRUCT_STAT Stat_t |
… | |
… | |
102 | |
105 | |
103 | #define expect_false(expr) expect ((expr) != 0, 0) |
106 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_true(expr) expect ((expr) != 0, 1) |
107 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | |
108 | |
106 | /*****************************************************************************/ |
109 | /*****************************************************************************/ |
|
|
110 | |
|
|
111 | #include "config.h" |
|
|
112 | |
|
|
113 | #if HAVE_SYS_MKDEV_H |
|
|
114 | # include <sys/mkdev.h> |
|
|
115 | #elif HAVE_SYS_SYSMACROS_H |
|
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116 | # include <sys/sysmacros.h> |
|
|
117 | #endif |
|
|
118 | |
|
|
119 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
|
|
120 | # include <sys/mman.h> |
|
|
121 | #endif |
|
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122 | |
|
|
123 | #if HAVE_SYS_UIO_H |
|
|
124 | # include <sys/uio.h> |
|
|
125 | #endif |
|
|
126 | |
|
|
127 | #if HAVE_ST_XTIMENSEC |
|
|
128 | # define ATIMENSEC PL_statcache.st_atimensec |
|
|
129 | # define MTIMENSEC PL_statcache.st_mtimensec |
|
|
130 | # define CTIMENSEC PL_statcache.st_ctimensec |
|
|
131 | #elif HAVE_ST_XTIMESPEC |
|
|
132 | # define ATIMENSEC PL_statcache.st_atim.tv_nsec |
|
|
133 | # define MTIMENSEC PL_statcache.st_mtim.tv_nsec |
|
|
134 | # define CTIMENSEC PL_statcache.st_ctim.tv_nsec |
|
|
135 | #else |
|
|
136 | # define ATIMENSEC 0 |
|
|
137 | # define MTIMENSEC 0 |
|
|
138 | # define CTIMENSEC 0 |
|
|
139 | #endif |
|
|
140 | |
|
|
141 | #if HAVE_ST_BIRTHTIMENSEC |
|
|
142 | # define BTIMESEC PL_statcache.st_birthtime |
|
|
143 | # define BTIMENSEC PL_statcache.st_birthtimensec |
|
|
144 | #elif HAVE_ST_BIRTHTIMESPEC |
|
|
145 | # define BTIMESEC PL_statcache.st_birthtim.tv_sec |
|
|
146 | # define BTIMENSEC PL_statcache.st_birthtim.tv_nsec |
|
|
147 | #else |
|
|
148 | # define BTIMESEC 0 |
|
|
149 | # define BTIMENSEC 0 |
|
|
150 | #endif |
|
|
151 | |
|
|
152 | #if HAVE_ST_GEN |
|
|
153 | # define ST_GEN PL_statcache.st_gen |
|
|
154 | #else |
|
|
155 | # define ST_GEN 0 |
|
|
156 | #endif |
|
|
157 | |
|
|
158 | #include "schmorp.h" |
|
|
159 | |
|
|
160 | #if HAVE_EVENTFD |
|
|
161 | # include <sys/eventfd.h> |
|
|
162 | #endif |
|
|
163 | |
|
|
164 | #if HAVE_TIMERFD |
|
|
165 | # include <sys/timerfd.h> |
|
|
166 | #endif |
|
|
167 | |
|
|
168 | #if HAVE_RLIMITS |
|
|
169 | #include <sys/time.h> |
|
|
170 | #include <sys/resource.h> |
|
|
171 | #endif |
107 | |
172 | |
108 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
173 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
109 | typedef int aio_rfd; /* read file desriptor */ |
174 | typedef int aio_rfd; /* read file desriptor */ |
110 | typedef int aio_wfd; /* write file descriptor */ |
175 | typedef int aio_wfd; /* write file descriptor */ |
111 | |
176 | |
… | |
… | |
118 | STRLEN stroffset; \ |
183 | STRLEN stroffset; \ |
119 | SV *self; |
184 | SV *self; |
120 | |
185 | |
121 | #define EIO_NO_WRAPPERS 1 |
186 | #define EIO_NO_WRAPPERS 1 |
122 | |
187 | |
123 | #include "libeio/config.h" |
|
|
124 | #include "libeio/eio.h" |
188 | #include "libeio/eio.h" |
125 | |
189 | |
126 | static int req_invoke (eio_req *req); |
190 | static int req_invoke (eio_req *req); |
127 | #define EIO_FINISH(req) req_invoke (req) |
191 | #define EIO_FINISH(req) req_invoke (req) |
128 | static void req_destroy (eio_req *grp); |
192 | static void req_destroy (eio_req *grp); |
… | |
… | |
144 | # else |
208 | # else |
145 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
209 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
146 | # endif |
210 | # endif |
147 | #endif |
211 | #endif |
148 | |
212 | |
149 | /* defines all sorts of constants to 0 unless they are already defined */ |
|
|
150 | #include "def0.h" |
|
|
151 | |
|
|
152 | #ifndef makedev |
213 | #ifndef makedev |
153 | # define makedev(maj,min) (((maj) << 8) | (min)) |
214 | # define makedev(maj,min) (((maj) << 8) | (min)) |
154 | #endif |
215 | #endif |
155 | #ifndef major |
216 | #ifndef major |
156 | # define major(dev) ((dev) >> 8) |
217 | # define major(dev) ((dev) >> 8) |
157 | #endif |
218 | #endif |
158 | #ifndef minor |
219 | #ifndef minor |
159 | # define minor(dev) ((dev) & 0xff) |
220 | # define minor(dev) ((dev) & 0xff) |
160 | #endif |
221 | #endif |
161 | |
222 | |
|
|
223 | /* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */ |
|
|
224 | #ifdef __sun |
|
|
225 | # undef PAGESIZE |
|
|
226 | #endif |
|
|
227 | |
162 | #if PAGESIZE <= 0 |
228 | #if PAGESIZE <= 0 |
163 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
229 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
164 | #endif |
230 | #endif |
|
|
231 | |
|
|
232 | /* solaris perl seems to declare a wrong syscall function that clashes with system includes */ |
|
|
233 | #ifdef __sun |
|
|
234 | # undef HAVE_SYSCALL |
|
|
235 | #endif |
|
|
236 | |
|
|
237 | #if HAVE_SYSCALL |
|
|
238 | #include <sys/syscall.h> |
|
|
239 | #else |
|
|
240 | # define syscall(nr,...) (errno = ENOSYS, -1) |
|
|
241 | #endif |
|
|
242 | |
|
|
243 | /*****************************************************************************/ |
|
|
244 | |
|
|
245 | #if !_POSIX_MAPPED_FILES |
|
|
246 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1) |
|
|
247 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
248 | #endif |
|
|
249 | |
|
|
250 | #if !_POSIX_MEMORY_PROTECTION |
|
|
251 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
252 | #endif |
|
|
253 | |
|
|
254 | #if !MREMAP_MAYMOVE |
|
|
255 | # define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1) |
|
|
256 | #endif |
|
|
257 | |
|
|
258 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
|
|
259 | |
|
|
260 | static int ecb_cold |
|
|
261 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
262 | { |
|
|
263 | int old_errno = errno; |
|
|
264 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
265 | errno = old_errno; |
|
|
266 | |
|
|
267 | mg->mg_obj = 0; /* just in case */ |
|
|
268 | |
|
|
269 | SvREADONLY_off (sv); |
|
|
270 | |
|
|
271 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
272 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
273 | |
|
|
274 | SvCUR_set (sv, 0); |
|
|
275 | SvPVX (sv) = 0; |
|
|
276 | SvOK_off (sv); |
|
|
277 | |
|
|
278 | return 0; |
|
|
279 | } |
|
|
280 | |
|
|
281 | static MGVTBL mmap_vtbl = { |
|
|
282 | 0, 0, 0, 0, mmap_free |
|
|
283 | }; |
|
|
284 | |
|
|
285 | static int ecb_cold |
|
|
286 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
287 | { |
|
|
288 | free (mg->mg_ptr); |
|
|
289 | mg->mg_obj = 0; /* just in case */ |
|
|
290 | |
|
|
291 | SvREADONLY_off (sv); |
|
|
292 | |
|
|
293 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
294 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
|
|
295 | |
|
|
296 | SvCUR_set (sv, 0); |
|
|
297 | SvPVX (sv) = 0; |
|
|
298 | SvOK_off (sv); |
|
|
299 | |
|
|
300 | return 0; |
|
|
301 | } |
|
|
302 | |
|
|
303 | static MGVTBL sysfree_vtbl = { |
|
|
304 | 0, 0, 0, 0, sysfree_free |
|
|
305 | }; |
|
|
306 | |
|
|
307 | /*****************************************************************************/ |
|
|
308 | |
|
|
309 | /* helper: set scalar to foreign ptr with custom free */ |
|
|
310 | ecb_noinline |
|
|
311 | static void |
|
|
312 | sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) |
|
|
313 | { |
|
|
314 | sv_force_normal (sv); |
|
|
315 | |
|
|
316 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
317 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
|
|
318 | ->mg_obj = (SV *)length; |
|
|
319 | |
|
|
320 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
|
|
321 | |
|
|
322 | if (SvLEN (sv)) |
|
|
323 | Safefree (SvPVX (sv)); |
|
|
324 | |
|
|
325 | SvPVX (sv) = (char *)addr; |
|
|
326 | SvCUR_set (sv, length); |
|
|
327 | SvLEN_set (sv, 0); |
|
|
328 | SvPOK_only (sv); |
|
|
329 | } |
|
|
330 | |
|
|
331 | static void |
|
|
332 | sv_clear_foreign (SV *sv) |
|
|
333 | { |
|
|
334 | /* todo: iterate over magic and only free ours, but of course */ |
|
|
335 | /* the perl5porters will call that (correct) behaviour buggy */ |
|
|
336 | sv_unmagic (sv, FOREIGN_MAGIC); |
|
|
337 | } |
|
|
338 | |
|
|
339 | /*****************************************************************************/ |
|
|
340 | |
|
|
341 | /* defines all sorts of constants to 0 unless they are already defined */ |
|
|
342 | /* also provides const_iv_ and const_niv_ macros for them */ |
|
|
343 | #include "def0.h" |
165 | |
344 | |
166 | /*****************************************************************************/ |
345 | /*****************************************************************************/ |
167 | |
346 | |
168 | static void |
347 | static void |
169 | fiemap (eio_req *req) |
348 | fiemap (eio_req *req) |
… | |
… | |
177 | int count = req->int3; |
356 | int count = req->int3; |
178 | |
357 | |
179 | req->flags |= EIO_FLAG_PTR1_FREE; |
358 | req->flags |= EIO_FLAG_PTR1_FREE; |
180 | |
359 | |
181 | /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */ |
360 | /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */ |
182 | /* increase in 3.5kb steps */ |
361 | /* increase in fixed steps */ |
183 | if (count < 0) |
362 | if (count < 0) |
184 | count = 8; |
363 | count = 8; |
185 | |
364 | |
186 | fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
365 | fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
187 | errno = ENOMEM; |
366 | errno = ENOMEM; |
… | |
… | |
240 | |
419 | |
241 | for (count = 0; count < incmap->fm_mapped_extents; ++count) |
420 | for (count = 0; count < incmap->fm_mapped_extents; ++count) |
242 | { |
421 | { |
243 | struct fiemap_extent *e = incmap->fm_extents + count; |
422 | struct fiemap_extent *e = incmap->fm_extents + count; |
244 | |
423 | |
|
|
424 | fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e; |
|
|
425 | |
245 | if (e->fe_logical + e->fe_length >= end_offset) |
426 | if (e->fe_logical >= end_offset) |
246 | goto done; |
427 | goto done; |
247 | |
|
|
248 | fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e; |
|
|
249 | |
428 | |
250 | if (e->fe_flags & FIEMAP_EXTENT_LAST) |
429 | if (e->fe_flags & FIEMAP_EXTENT_LAST) |
251 | goto done; |
430 | goto done; |
252 | |
431 | |
253 | } |
432 | } |
… | |
… | |
260 | errno = ENOSYS; |
439 | errno = ENOSYS; |
261 | #endif |
440 | #endif |
262 | } |
441 | } |
263 | |
442 | |
264 | /*****************************************************************************/ |
443 | /*****************************************************************************/ |
|
|
444 | |
|
|
445 | static int close_fd; /* dummy fd to close fds via dup2 */ |
|
|
446 | |
|
|
447 | #if HAVE_STATX |
|
|
448 | static struct statx stx; |
|
|
449 | #define statx_offsetof(member) offsetof (struct statx, member) |
|
|
450 | #define eio__statx statx |
|
|
451 | #else |
|
|
452 | #define statx_offsetof(member) 0 |
|
|
453 | #define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS() |
|
|
454 | #endif |
265 | |
455 | |
266 | enum { |
456 | enum { |
267 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
457 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
268 | }; |
458 | }; |
269 | |
459 | |
… | |
… | |
293 | /* read any signals sent by the worker threads */ |
483 | /* read any signals sent by the worker threads */ |
294 | s_epipe_drain (&respipe); |
484 | s_epipe_drain (&respipe); |
295 | } |
485 | } |
296 | |
486 | |
297 | /* must be called at most once */ |
487 | /* must be called at most once */ |
|
|
488 | ecb_noinline |
298 | static SV * |
489 | static SV * |
299 | req_sv (aio_req req, HV *stash) |
490 | req_sv (aio_req req, HV *stash) |
300 | { |
491 | { |
301 | if (!req->self) |
492 | if (!req->self) |
302 | { |
493 | { |
… | |
… | |
311 | newSVaio_wd (aio_wd wd) |
502 | newSVaio_wd (aio_wd wd) |
312 | { |
503 | { |
313 | return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); |
504 | return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); |
314 | } |
505 | } |
315 | |
506 | |
|
|
507 | ecb_noinline |
316 | static aio_req |
508 | static aio_req |
317 | SvAIO_REQ (SV *sv) |
509 | SvAIO_REQ (SV *sv) |
318 | { |
510 | { |
319 | MAGIC *mg; |
511 | MAGIC *mg; |
320 | |
512 | |
… | |
… | |
383 | FREETMPS; |
575 | FREETMPS; |
384 | LEAVE; |
576 | LEAVE; |
385 | } |
577 | } |
386 | } |
578 | } |
387 | |
579 | |
|
|
580 | ecb_noinline |
388 | static void |
581 | static void |
389 | req_submit (eio_req *req) |
582 | req_submit (eio_req *req) |
390 | { |
583 | { |
391 | eio_submit (req); |
584 | eio_submit (req); |
392 | |
585 | |
… | |
… | |
589 | SvSETMAGIC (req->sv2); |
782 | SvSETMAGIC (req->sv2); |
590 | PUSHs (sv_result); |
783 | PUSHs (sv_result); |
591 | } |
784 | } |
592 | break; |
785 | break; |
593 | |
786 | |
|
|
787 | case EIO_SLURP: |
|
|
788 | { |
|
|
789 | if (req->result >= 0) |
|
|
790 | { |
|
|
791 | /* if length was originally not known, we steal the malloc'ed memory */ |
|
|
792 | if (req->flags & EIO_FLAG_PTR2_FREE) |
|
|
793 | { |
|
|
794 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
|
|
795 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
|
|
796 | } |
|
|
797 | else |
|
|
798 | { |
|
|
799 | SvCUR_set (req->sv2, req->result); |
|
|
800 | *SvEND (req->sv2) = 0; |
|
|
801 | SvPOK_only (req->sv2); |
|
|
802 | } |
|
|
803 | |
|
|
804 | SvSETMAGIC (req->sv2); |
|
|
805 | } |
|
|
806 | |
|
|
807 | PUSHs (sv_result); |
|
|
808 | } |
|
|
809 | break; |
|
|
810 | |
594 | case EIO_CUSTOM: |
811 | case EIO_CUSTOM: |
595 | if (req->feed == fiemap) |
812 | if (req->feed == fiemap) |
596 | { |
813 | { |
597 | #if HAVE_FIEMAP |
814 | #if HAVE_FIEMAP |
598 | if (!req->result) |
815 | if (!req->result) |
… | |
… | |
629 | } |
846 | } |
630 | else |
847 | else |
631 | PUSHs (sv_result); |
848 | PUSHs (sv_result); |
632 | break; |
849 | break; |
633 | |
850 | |
|
|
851 | #if 0 |
|
|
852 | case EIO_CLOSE: |
|
|
853 | PerlIOUnix_refcnt_dec (req->int1); |
|
|
854 | break; |
|
|
855 | #endif |
|
|
856 | |
634 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
857 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
635 | if (req->result > 0) |
858 | if (req->result > 0) |
636 | SvIV_set (sv_result, 0); |
859 | SvIV_set (sv_result, 0); |
637 | /* FALLTHROUGH */ |
860 | /* FALLTHROUGH */ |
638 | |
861 | |
… | |
… | |
689 | grp->sv2 = 0; |
912 | grp->sv2 = 0; |
690 | |
913 | |
691 | eio_grp_cancel (grp); |
914 | eio_grp_cancel (grp); |
692 | } |
915 | } |
693 | |
916 | |
694 | static void ecb_cold |
917 | ecb_cold |
|
|
918 | static void |
695 | create_respipe (void) |
919 | create_respipe (void) |
696 | { |
920 | { |
697 | if (s_epipe_renew (&respipe)) |
921 | if (s_epipe_renew (&respipe)) |
698 | croak ("IO::AIO: unable to initialize result pipe"); |
922 | croak ("IO::AIO: unable to initialize result pipe"); |
699 | } |
923 | } |
… | |
… | |
703 | { |
927 | { |
704 | while (eio_nreqs ()) |
928 | while (eio_nreqs ()) |
705 | { |
929 | { |
706 | int size; |
930 | int size; |
707 | |
931 | |
708 | X_LOCK (reslock); |
932 | X_LOCK (EIO_POOL->reslock); |
709 | size = res_queue.size; |
933 | size = EIO_POOL->res_queue.size; |
710 | X_UNLOCK (reslock); |
934 | X_UNLOCK (EIO_POOL->reslock); |
711 | |
935 | |
712 | if (size) |
936 | if (size) |
713 | return; |
937 | return; |
714 | |
938 | |
715 | etp_maybe_start_thread (); |
939 | etp_maybe_start_thread (EIO_POOL); |
716 | |
940 | |
717 | s_epipe_wait (&respipe); |
941 | s_epipe_wait (&respipe); |
718 | } |
942 | } |
719 | } |
943 | } |
720 | |
944 | |
… | |
… | |
733 | |
957 | |
734 | poll_wait (); |
958 | poll_wait (); |
735 | } |
959 | } |
736 | } |
960 | } |
737 | |
961 | |
738 | static void ecb_cold |
962 | ecb_cold |
|
|
963 | static void |
739 | reinit (void) |
964 | reinit (void) |
740 | { |
965 | { |
741 | create_respipe (); |
966 | create_respipe (); |
742 | |
967 | |
743 | if (eio_init (want_poll, done_poll) < 0) |
968 | if (eio_init (want_poll, done_poll) < 0) |
744 | croak ("IO::AIO: unable to initialise eio library"); |
969 | croak ("IO::AIO: unable to initialise eio library"); |
745 | } |
970 | } |
746 | |
971 | |
747 | /*****************************************************************************/ |
972 | /*****************************************************************************/ |
748 | |
973 | |
749 | #if !_POSIX_MAPPED_FILES |
|
|
750 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
|
|
751 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
752 | #endif |
|
|
753 | |
|
|
754 | #if !_POSIX_MEMORY_PROTECTION |
|
|
755 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
756 | # define PROT_NONE 0 |
|
|
757 | # define PROT_WRITE 0 |
|
|
758 | # define MAP_PRIVATE 0 |
|
|
759 | # define MAP_SHARED 0 |
|
|
760 | # define MAP_FIXED 0 |
|
|
761 | #endif |
|
|
762 | |
|
|
763 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
764 | |
|
|
765 | static int ecb_cold |
|
|
766 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
767 | { |
|
|
768 | int old_errno = errno; |
|
|
769 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
770 | errno = old_errno; |
|
|
771 | |
|
|
772 | mg->mg_obj = 0; /* just in case */ |
|
|
773 | |
|
|
774 | SvREADONLY_off (sv); |
|
|
775 | |
|
|
776 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
777 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
778 | |
|
|
779 | SvCUR_set (sv, 0); |
|
|
780 | SvPVX (sv) = 0; |
|
|
781 | SvOK_off (sv); |
|
|
782 | |
|
|
783 | return 0; |
|
|
784 | } |
|
|
785 | |
|
|
786 | static MGVTBL mmap_vtbl = { |
|
|
787 | 0, 0, 0, 0, mmap_free |
|
|
788 | }; |
|
|
789 | |
|
|
790 | /*****************************************************************************/ |
|
|
791 | |
|
|
792 | static SV * |
974 | static SV * |
793 | get_cb (SV *cb_sv) |
975 | get_cb (SV *cb_sv) |
794 | { |
976 | { |
795 | SvGETMAGIC (cb_sv); |
977 | SvGETMAGIC (cb_sv); |
796 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
978 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
797 | } |
979 | } |
798 | |
980 | |
|
|
981 | ecb_noinline |
799 | static aio_req ecb_noinline |
982 | static aio_req ecb_noinline |
800 | dreq (SV *callback) |
983 | dreq (SV *callback) |
801 | { |
984 | { |
802 | SV *cb_cv; |
985 | SV *cb_cv; |
803 | aio_req req; |
986 | aio_req req; |
… | |
… | |
825 | SPAGAIN; \ |
1008 | SPAGAIN; \ |
826 | \ |
1009 | \ |
827 | if (GIMME_V != G_VOID) \ |
1010 | if (GIMME_V != G_VOID) \ |
828 | XPUSHs (req_sv (req, aio_req_stash)); |
1011 | XPUSHs (req_sv (req, aio_req_stash)); |
829 | |
1012 | |
|
|
1013 | /* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */ |
830 | ecb_inline void |
1014 | ecb_inline |
|
|
1015 | void |
831 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
1016 | req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
832 | { |
1017 | { |
833 | if (expect_false (SvROK (path))) |
1018 | if (expect_false (SvROK (path))) |
834 | { |
1019 | { |
835 | SV *rv = SvRV (path); |
1020 | SV *rv = SvRV (path); |
836 | SV *wdob; |
1021 | SV *wdob; |
… | |
… | |
861 | |
1046 | |
862 | *pathsv = newSVsv (path); |
1047 | *pathsv = newSVsv (path); |
863 | *ptr = SvPVbyte_nolen (*pathsv); |
1048 | *ptr = SvPVbyte_nolen (*pathsv); |
864 | } |
1049 | } |
865 | |
1050 | |
866 | static void ecb_noinline |
1051 | ecb_noinline |
|
|
1052 | static void |
867 | req_set_path1 (aio_req req, SV *path) |
1053 | req_set_path1 (aio_req req, SV *path) |
868 | { |
1054 | { |
869 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
1055 | req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
870 | } |
1056 | } |
871 | |
1057 | |
872 | static void ecb_noinline |
1058 | ecb_noinline |
|
|
1059 | static void |
873 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
1060 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
874 | { |
1061 | { |
875 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
1062 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
876 | |
1063 | |
877 | switch (SvTYPE (rv)) |
1064 | switch (SvTYPE (rv)) |
… | |
… | |
889 | req_set_path1 (req, fh_or_path); |
1076 | req_set_path1 (req, fh_or_path); |
890 | break; |
1077 | break; |
891 | } |
1078 | } |
892 | } |
1079 | } |
893 | |
1080 | |
|
|
1081 | /*****************************************************************************/ |
|
|
1082 | |
|
|
1083 | static void |
|
|
1084 | ts_set (struct timespec *ts, NV value) |
|
|
1085 | { |
|
|
1086 | ts->tv_sec = value; |
|
|
1087 | ts->tv_nsec = (value - ts->tv_sec) * 1e9; |
|
|
1088 | } |
|
|
1089 | |
|
|
1090 | static NV |
|
|
1091 | ts_get (const struct timespec *ts) |
|
|
1092 | { |
|
|
1093 | return ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
1094 | } |
|
|
1095 | |
|
|
1096 | /*****************************************************************************/ |
|
|
1097 | |
894 | XS(boot_IO__AIO) ecb_cold; |
1098 | XS(boot_IO__AIO) ecb_cold; |
895 | |
1099 | |
896 | MODULE = IO::AIO PACKAGE = IO::AIO |
1100 | MODULE = IO::AIO PACKAGE = IO::AIO |
897 | |
1101 | |
898 | PROTOTYPES: ENABLE |
1102 | PROTOTYPES: ENABLE |
… | |
… | |
905 | } *civ, const_iv[] = { |
1109 | } *civ, const_iv[] = { |
906 | # define const_niv(name, value) { # name, (IV) value }, |
1110 | # define const_niv(name, value) { # name, (IV) value }, |
907 | # define const_iv(name) { # name, (IV) name }, |
1111 | # define const_iv(name) { # name, (IV) name }, |
908 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
1112 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
909 | |
1113 | |
910 | /* you have to re-run ./gendef0 after adding/Removing any constants here */ |
1114 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
911 | |
1115 | /* the first block can be undef if missing */ |
912 | const_iv (ENOSYS) |
1116 | const_iv (ENOSYS) |
913 | const_iv (EXDEV) |
1117 | const_iv (EXDEV) |
914 | const_iv (EBADR) |
1118 | const_iv (EBADR) |
|
|
1119 | |
|
|
1120 | /* for lseek */ |
|
|
1121 | const_iv (SEEK_DATA) |
|
|
1122 | const_iv (SEEK_HOLE) |
|
|
1123 | |
|
|
1124 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
1125 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
1126 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
1127 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
1128 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
1129 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
1130 | |
|
|
1131 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
1132 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
1133 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
1134 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
1135 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
1136 | |
|
|
1137 | /* the second block will be 0 when missing */ |
|
|
1138 | const_iv (O_ACCMODE) |
915 | |
1139 | |
916 | const_iv (O_RDONLY) |
1140 | const_iv (O_RDONLY) |
917 | const_iv (O_WRONLY) |
1141 | const_iv (O_WRONLY) |
918 | const_iv (O_RDWR) |
1142 | const_iv (O_RDWR) |
919 | const_iv (O_CREAT) |
1143 | const_iv (O_CREAT) |
… | |
… | |
947 | const_iv (S_IFDIR) |
1171 | const_iv (S_IFDIR) |
948 | const_iv (S_IFWHT) |
1172 | const_iv (S_IFWHT) |
949 | const_iv (S_IFSOCK) |
1173 | const_iv (S_IFSOCK) |
950 | const_iv (S_IFMT) |
1174 | const_iv (S_IFMT) |
951 | |
1175 | |
952 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
953 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
954 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
955 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
956 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
957 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
958 | |
|
|
959 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
960 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
961 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
962 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
963 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
964 | |
|
|
965 | const_iv (ST_RDONLY) |
1176 | const_iv (ST_RDONLY) |
966 | const_iv (ST_NOSUID) |
1177 | const_iv (ST_NOSUID) |
967 | const_iv (ST_NODEV) |
1178 | const_iv (ST_NODEV) |
968 | const_iv (ST_NOEXEC) |
1179 | const_iv (ST_NOEXEC) |
969 | const_iv (ST_SYNCHRONOUS) |
1180 | const_iv (ST_SYNCHRONOUS) |
… | |
… | |
978 | const_iv (PROT_NONE) |
1189 | const_iv (PROT_NONE) |
979 | const_iv (PROT_EXEC) |
1190 | const_iv (PROT_EXEC) |
980 | const_iv (PROT_READ) |
1191 | const_iv (PROT_READ) |
981 | const_iv (PROT_WRITE) |
1192 | const_iv (PROT_WRITE) |
982 | |
1193 | |
983 | /*const_iv (MAP_FIXED)*/ |
|
|
984 | const_iv (MAP_PRIVATE) |
1194 | const_iv (MAP_PRIVATE) |
985 | const_iv (MAP_SHARED) |
1195 | const_iv (MAP_SHARED) |
|
|
1196 | const_iv (MAP_FIXED) |
986 | const_iv (MAP_ANONYMOUS) |
1197 | const_iv (MAP_ANONYMOUS) |
987 | |
1198 | |
988 | /* linuxish */ |
1199 | /* linuxish */ |
989 | const_iv (MAP_HUGETLB) |
|
|
990 | const_iv (MAP_LOCKED) |
1200 | const_iv (MAP_LOCKED) |
991 | const_iv (MAP_NORESERVE) |
1201 | const_iv (MAP_NORESERVE) |
992 | const_iv (MAP_POPULATE) |
1202 | const_iv (MAP_POPULATE) |
993 | const_iv (MAP_NONBLOCK) |
1203 | const_iv (MAP_NONBLOCK) |
|
|
1204 | const_iv (MAP_GROWSDOWN) |
|
|
1205 | const_iv (MAP_32BIT) |
|
|
1206 | const_iv (MAP_HUGETLB) |
|
|
1207 | const_iv (MAP_STACK) |
|
|
1208 | const_iv (MAP_FIXED_NOREPLACE) |
|
|
1209 | const_iv (MAP_SHARED_VALIDATE) |
|
|
1210 | const_iv (MAP_SYNC) |
|
|
1211 | const_iv (MAP_UNINITIALIZED) |
|
|
1212 | |
|
|
1213 | const_iv (MREMAP_MAYMOVE) |
|
|
1214 | const_iv (MREMAP_FIXED) |
|
|
1215 | |
|
|
1216 | const_iv (MSG_CMSG_CLOEXEC) |
|
|
1217 | const_iv (SOCK_CLOEXEC) |
|
|
1218 | |
|
|
1219 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1220 | |
|
|
1221 | const_iv (F_ADD_SEALS) |
|
|
1222 | const_iv (F_GET_SEALS) |
|
|
1223 | const_iv (F_SEAL_SEAL) |
|
|
1224 | const_iv (F_SEAL_SHRINK) |
|
|
1225 | const_iv (F_SEAL_GROW) |
|
|
1226 | const_iv (F_SEAL_WRITE) |
|
|
1227 | |
|
|
1228 | const_iv (F_OFD_GETLK) |
|
|
1229 | const_iv (F_OFD_SETLK) |
|
|
1230 | const_iv (F_OFD_GETLKW) |
|
|
1231 | |
|
|
1232 | const_iv (FIFREEZE) |
|
|
1233 | const_iv (FITHAW) |
|
|
1234 | const_iv (FITRIM) |
|
|
1235 | const_iv (FICLONE) |
|
|
1236 | const_iv (FICLONERANGE) |
|
|
1237 | const_iv (FIDEDUPERANGE) |
|
|
1238 | |
|
|
1239 | const_iv (FS_IOC_GETFLAGS) |
|
|
1240 | const_iv (FS_IOC_SETFLAGS) |
|
|
1241 | const_iv (FS_IOC_GETVERSION) |
|
|
1242 | const_iv (FS_IOC_SETVERSION) |
|
|
1243 | const_iv (FS_IOC_FIEMAP) |
|
|
1244 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1245 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1246 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1247 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1248 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1249 | |
|
|
1250 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1251 | |
|
|
1252 | const_iv (FS_SECRM_FL) |
|
|
1253 | const_iv (FS_UNRM_FL) |
|
|
1254 | const_iv (FS_COMPR_FL) |
|
|
1255 | const_iv (FS_SYNC_FL) |
|
|
1256 | const_iv (FS_IMMUTABLE_FL) |
|
|
1257 | const_iv (FS_APPEND_FL) |
|
|
1258 | const_iv (FS_NODUMP_FL) |
|
|
1259 | const_iv (FS_NOATIME_FL) |
|
|
1260 | const_iv (FS_DIRTY_FL) |
|
|
1261 | const_iv (FS_COMPRBLK_FL) |
|
|
1262 | const_iv (FS_NOCOMP_FL) |
|
|
1263 | const_iv (FS_ENCRYPT_FL) |
|
|
1264 | const_iv (FS_BTREE_FL) |
|
|
1265 | const_iv (FS_INDEX_FL) |
|
|
1266 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1267 | const_iv (FS_NOTAIL_FL) |
|
|
1268 | const_iv (FS_DIRSYNC_FL) |
|
|
1269 | const_iv (FS_TOPDIR_FL) |
|
|
1270 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1271 | |
|
|
1272 | const_iv (FS_XFLAG_REALTIME) |
|
|
1273 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1274 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1275 | const_iv (FS_XFLAG_APPEND) |
|
|
1276 | const_iv (FS_XFLAG_SYNC) |
|
|
1277 | const_iv (FS_XFLAG_NOATIME) |
|
|
1278 | const_iv (FS_XFLAG_NODUMP) |
|
|
1279 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1280 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1281 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1282 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1283 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1284 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1285 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1286 | const_iv (FS_XFLAG_DAX) |
|
|
1287 | const_iv (FS_XFLAG_HASATTR) |
994 | |
1288 | |
995 | const_iv (FIEMAP_FLAG_SYNC) |
1289 | const_iv (FIEMAP_FLAG_SYNC) |
996 | const_iv (FIEMAP_FLAG_XATTR) |
1290 | const_iv (FIEMAP_FLAG_XATTR) |
997 | const_iv (FIEMAP_FLAGS_COMPAT) |
1291 | const_iv (FIEMAP_FLAGS_COMPAT) |
998 | const_iv (FIEMAP_EXTENT_LAST) |
1292 | const_iv (FIEMAP_EXTENT_LAST) |
… | |
… | |
1010 | const_iv (SPLICE_F_MOVE) |
1304 | const_iv (SPLICE_F_MOVE) |
1011 | const_iv (SPLICE_F_NONBLOCK) |
1305 | const_iv (SPLICE_F_NONBLOCK) |
1012 | const_iv (SPLICE_F_MORE) |
1306 | const_iv (SPLICE_F_MORE) |
1013 | const_iv (SPLICE_F_GIFT) |
1307 | const_iv (SPLICE_F_GIFT) |
1014 | |
1308 | |
|
|
1309 | const_iv (EFD_CLOEXEC) |
|
|
1310 | const_iv (EFD_NONBLOCK) |
|
|
1311 | const_iv (EFD_SEMAPHORE) |
|
|
1312 | |
|
|
1313 | const_iv (MFD_CLOEXEC) |
|
|
1314 | const_iv (MFD_ALLOW_SEALING) |
|
|
1315 | const_iv (MFD_HUGETLB) |
|
|
1316 | const_iv (MFD_HUGETLB_2MB) |
|
|
1317 | const_iv (MFD_HUGETLB_1GB) |
|
|
1318 | |
|
|
1319 | const_iv (CLOCK_REALTIME) |
|
|
1320 | const_iv (CLOCK_MONOTONIC) |
|
|
1321 | const_iv (CLOCK_BOOTTIME) |
|
|
1322 | const_iv (CLOCK_REALTIME_ALARM) |
|
|
1323 | const_iv (CLOCK_BOOTTIME_ALARM) |
|
|
1324 | |
|
|
1325 | const_iv (TFD_NONBLOCK) |
|
|
1326 | const_iv (TFD_CLOEXEC) |
|
|
1327 | |
|
|
1328 | const_iv (TFD_TIMER_ABSTIME) |
|
|
1329 | const_iv (TFD_TIMER_CANCEL_ON_SET) |
|
|
1330 | |
|
|
1331 | const_iv (STATX_TYPE) |
|
|
1332 | const_iv (STATX_MODE) |
|
|
1333 | const_iv (STATX_NLINK) |
|
|
1334 | const_iv (STATX_UID) |
|
|
1335 | const_iv (STATX_GID) |
|
|
1336 | const_iv (STATX_ATIME) |
|
|
1337 | const_iv (STATX_MTIME) |
|
|
1338 | const_iv (STATX_CTIME) |
|
|
1339 | const_iv (STATX_INO) |
|
|
1340 | const_iv (STATX_SIZE) |
|
|
1341 | const_iv (STATX_BLOCKS) |
|
|
1342 | const_iv (STATX_BASIC_STATS) |
1015 | const_iv (SEEK_DATA) |
1343 | const_iv (STATX_ALL) |
|
|
1344 | const_iv (STATX_BTIME) |
|
|
1345 | const_iv (STATX_ATTR_COMPRESSED) |
|
|
1346 | const_iv (STATX_ATTR_IMMUTABLE) |
|
|
1347 | const_iv (STATX_ATTR_APPEND) |
|
|
1348 | const_iv (STATX_ATTR_NODUMP) |
|
|
1349 | const_iv (STATX_ATTR_ENCRYPTED) |
|
|
1350 | const_iv (STATX_ATTR_AUTOMOUNT) |
|
|
1351 | |
|
|
1352 | const_iv (AT_FDCWD) |
|
|
1353 | const_iv (AT_SYMLINK_NOFOLLOW) |
|
|
1354 | const_iv (AT_EACCESS) |
|
|
1355 | const_iv (AT_REMOVEDIR) |
|
|
1356 | const_iv (AT_SYMLINK_FOLLOW) |
|
|
1357 | const_iv (AT_NO_AUTOMOUNT) |
|
|
1358 | const_iv (AT_EMPTY_PATH) |
|
|
1359 | const_iv (AT_STATX_SYNC_TYPE) |
|
|
1360 | const_iv (AT_STATX_AS_STAT) |
|
|
1361 | const_iv (AT_STATX_FORCE_SYNC) |
|
|
1362 | const_iv (AT_STATX_DONT_SYNC) |
|
|
1363 | const_iv (AT_RECURSIVE) |
|
|
1364 | |
|
|
1365 | const_iv (OPEN_TREE_CLONE) |
|
|
1366 | |
|
|
1367 | const_iv (FSOPEN_CLOEXEC) |
|
|
1368 | |
|
|
1369 | const_iv (FSPICK_CLOEXEC) |
|
|
1370 | const_iv (FSPICK_SYMLINK_NOFOLLOW) |
|
|
1371 | const_iv (FSPICK_NO_AUTOMOUNT) |
|
|
1372 | const_iv (FSPICK_EMPTY_PATH) |
|
|
1373 | |
|
|
1374 | const_iv (MOVE_MOUNT_F_SYMLINKS) |
|
|
1375 | const_iv (MOVE_MOUNT_F_AUTOMOUNTS) |
|
|
1376 | const_iv (MOVE_MOUNT_F_EMPTY_PATH) |
|
|
1377 | const_iv (MOVE_MOUNT_T_SYMLINKS) |
|
|
1378 | const_iv (MOVE_MOUNT_T_AUTOMOUNTS) |
|
|
1379 | const_iv (MOVE_MOUNT_T_EMPTY_PATH) |
|
|
1380 | |
|
|
1381 | /* waitid */ |
|
|
1382 | const_iv (P_PID) |
|
|
1383 | const_iv (P_PIDFD) |
|
|
1384 | const_iv (P_PGID) |
1016 | const_iv (SEEK_HOLE) |
1385 | const_iv (P_ALL) |
1017 | |
1386 | |
1018 | /* libeio constants */ |
1387 | const_iv (FSCONFIG_SET_FLAG) |
|
|
1388 | const_iv (FSCONFIG_SET_STRING) |
|
|
1389 | const_iv (FSCONFIG_SET_BINARY) |
|
|
1390 | const_iv (FSCONFIG_SET_PATH) |
|
|
1391 | const_iv (FSCONFIG_SET_PATH_EMPTY) |
|
|
1392 | const_iv (FSCONFIG_SET_FD) |
|
|
1393 | const_iv (FSCONFIG_CMD_CREATE) |
|
|
1394 | const_iv (FSCONFIG_CMD_RECONFIGURE) |
|
|
1395 | |
|
|
1396 | const_iv (MOUNT_ATTR_RDONLY) |
|
|
1397 | const_iv (MOUNT_ATTR_NOSUID) |
|
|
1398 | const_iv (MOUNT_ATTR_NODEV) |
|
|
1399 | const_iv (MOUNT_ATTR_NOEXEC) |
|
|
1400 | const_iv (MOUNT_ATTR__ATIME) |
|
|
1401 | const_iv (MOUNT_ATTR_RELATIME) |
|
|
1402 | const_iv (MOUNT_ATTR_NOATIME) |
|
|
1403 | const_iv (MOUNT_ATTR_STRICTATIME) |
|
|
1404 | const_iv (MOUNT_ATTR_NODIRATIME) |
|
|
1405 | |
|
|
1406 | /* these are libeio constants, and are independent of gendef0 */ |
1019 | const_eio (SEEK_SET) |
1407 | const_eio (SEEK_SET) |
1020 | const_eio (SEEK_CUR) |
1408 | const_eio (SEEK_CUR) |
1021 | const_eio (SEEK_END) |
1409 | const_eio (SEEK_END) |
1022 | |
1410 | |
1023 | const_eio (MCL_FUTURE) |
1411 | const_eio (MCL_FUTURE) |
1024 | const_eio (MCL_CURRENT) |
1412 | const_eio (MCL_CURRENT) |
|
|
1413 | const_eio (MCL_ONFAULT) |
1025 | |
1414 | |
1026 | const_eio (MS_ASYNC) |
1415 | const_eio (MS_ASYNC) |
1027 | const_eio (MS_INVALIDATE) |
1416 | const_eio (MS_INVALIDATE) |
1028 | const_eio (MS_SYNC) |
1417 | const_eio (MS_SYNC) |
1029 | |
1418 | |
… | |
… | |
1035 | |
1424 | |
1036 | const_eio (FALLOC_FL_KEEP_SIZE) |
1425 | const_eio (FALLOC_FL_KEEP_SIZE) |
1037 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1426 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1038 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1427 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1039 | const_eio (FALLOC_FL_ZERO_RANGE) |
1428 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1429 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1430 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1431 | |
|
|
1432 | const_eio (RENAME_NOREPLACE) |
|
|
1433 | const_eio (RENAME_EXCHANGE) |
|
|
1434 | const_eio (RENAME_WHITEOUT) |
1040 | |
1435 | |
1041 | const_eio (READDIR_DENTS) |
1436 | const_eio (READDIR_DENTS) |
1042 | const_eio (READDIR_DIRS_FIRST) |
1437 | const_eio (READDIR_DIRS_FIRST) |
1043 | const_eio (READDIR_STAT_ORDER) |
1438 | const_eio (READDIR_STAT_ORDER) |
1044 | const_eio (READDIR_FOUND_UNKNOWN) |
1439 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
1062 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
1457 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
1063 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
1458 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
1064 | |
1459 | |
1065 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
1460 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
1066 | |
1461 | |
|
|
1462 | /* allocate dummy pipe fd for aio_close */ |
|
|
1463 | { |
|
|
1464 | int pipefd [2]; |
|
|
1465 | |
|
|
1466 | if ( |
|
|
1467 | #ifdef _WIN32 |
|
|
1468 | _pipe (pipefd, 1, _O_BINARY) < 0 |
|
|
1469 | #else |
|
|
1470 | pipe (pipefd) < 0 |
|
|
1471 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1472 | #endif |
|
|
1473 | || close (pipefd [1]) < 0 |
|
|
1474 | ) |
|
|
1475 | croak ("IO::AIO: unable to create dummy pipe for aio_close"); |
|
|
1476 | |
|
|
1477 | close_fd = pipefd [0]; |
|
|
1478 | } |
|
|
1479 | |
1067 | reinit (); |
1480 | reinit (); |
1068 | } |
1481 | } |
1069 | |
1482 | |
1070 | void |
1483 | void |
1071 | reinit () |
1484 | reinit () |
… | |
… | |
1193 | |
1606 | |
1194 | void |
1607 | void |
1195 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
1608 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
1196 | PPCODE: |
1609 | PPCODE: |
1197 | { |
1610 | { |
1198 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
|
|
1199 | int fd = s_fileno_croak (fh, 0); |
1611 | int fd = s_fileno_croak (fh, 0); |
1200 | dREQ; |
1612 | dREQ; |
|
|
1613 | #if 0 |
|
|
1614 | /* partially duplicate logic in s_fileno */ |
|
|
1615 | SvGETMAGIC (fh); |
1201 | |
1616 | |
1202 | if (expect_false (close_fd < 0)) |
1617 | if (SvROK (fh)) |
|
|
1618 | { |
|
|
1619 | fh = SvRV (fh); |
|
|
1620 | SvGETMAGIC (fh); |
|
|
1621 | } |
|
|
1622 | |
|
|
1623 | if (SvTYPE (fh) == SVt_PVGV) |
1203 | { |
1624 | { |
1204 | int pipefd [2]; |
1625 | /* perl filehandle */ |
|
|
1626 | PerlIOUnix_refcnt_inc (fd); |
|
|
1627 | do_close ((GV *)fh, 1); |
1205 | |
1628 | |
1206 | if ( |
1629 | req->type = EIO_CLOSE; |
1207 | #ifdef _WIN32 |
1630 | req->int1 = fd; |
1208 | _pipe (pipefd, 1, _O_BINARY) < 0 |
1631 | /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */ |
1209 | #else |
|
|
1210 | pipe (pipefd) < 0 |
|
|
1211 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1212 | #endif |
|
|
1213 | || close (pipefd [1]) < 0 |
|
|
1214 | ) |
|
|
1215 | abort (); /*D*/ |
|
|
1216 | |
|
|
1217 | close_fd = pipefd [0]; |
|
|
1218 | } |
1632 | } |
1219 | |
1633 | else |
|
|
1634 | #endif |
|
|
1635 | { |
|
|
1636 | /* fd number */ |
1220 | req->type = EIO_DUP2; |
1637 | req->type = EIO_DUP2; |
1221 | req->int1 = close_fd; |
1638 | req->int1 = close_fd; |
1222 | req->sv2 = newSVsv (fh); |
1639 | req->sv2 = newSVsv (fh); |
1223 | req->int2 = fd; |
1640 | req->int2 = fd; |
|
|
1641 | } |
1224 | |
1642 | |
1225 | REQ_SEND; |
1643 | REQ_SEND; |
1226 | } |
1644 | } |
1227 | |
1645 | |
1228 | void |
1646 | void |
… | |
… | |
1295 | REQ_SEND; |
1713 | REQ_SEND; |
1296 | } |
1714 | } |
1297 | } |
1715 | } |
1298 | |
1716 | |
1299 | void |
1717 | void |
|
|
1718 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
|
|
1719 | ALIAS: |
|
|
1720 | aio_ioctl = EIO_IOCTL |
|
|
1721 | aio_fcntl = EIO_FCNTL |
|
|
1722 | PPCODE: |
|
|
1723 | { |
|
|
1724 | int fd = s_fileno_croak (fh, 0); |
|
|
1725 | char *svptr; |
|
|
1726 | |
|
|
1727 | if (SvPOK (arg) || !SvNIOK (arg)) |
|
|
1728 | { |
|
|
1729 | STRLEN svlen; |
|
|
1730 | /* perl uses IOCPARM_LEN for fcntl, so we do, too */ |
|
|
1731 | #ifdef IOCPARM_LEN |
|
|
1732 | STRLEN need = IOCPARM_LEN (request); |
|
|
1733 | #else |
|
|
1734 | STRLEN need = 256; |
|
|
1735 | #endif |
|
|
1736 | |
|
|
1737 | if (svlen < need) |
|
|
1738 | svptr = SvGROW (arg, need); |
|
|
1739 | } |
|
|
1740 | else |
|
|
1741 | svptr = (char *)SvIV (arg); |
|
|
1742 | |
|
|
1743 | { |
|
|
1744 | dREQ; |
|
|
1745 | |
|
|
1746 | req->type = ix; |
|
|
1747 | req->sv1 = newSVsv (fh); |
|
|
1748 | req->int1 = fd; |
|
|
1749 | req->int2 = (long)request; |
|
|
1750 | req->sv2 = SvREFCNT_inc (arg); |
|
|
1751 | req->ptr2 = svptr; |
|
|
1752 | |
|
|
1753 | REQ_SEND; |
|
|
1754 | } |
|
|
1755 | } |
|
|
1756 | |
|
|
1757 | void |
1300 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1758 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1301 | ALIAS: |
1759 | ALIAS: |
1302 | aio_readlink = EIO_READLINK |
1760 | aio_readlink = EIO_READLINK |
1303 | aio_realpath = EIO_REALPATH |
1761 | aio_realpath = EIO_REALPATH |
1304 | PPCODE: |
1762 | PPCODE: |
… | |
… | |
1359 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1817 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1360 | |
1818 | |
1361 | REQ_SEND; |
1819 | REQ_SEND; |
1362 | } |
1820 | } |
1363 | |
1821 | |
|
|
1822 | void |
|
|
1823 | st_xtime () |
|
|
1824 | ALIAS: |
|
|
1825 | st_atime = 0x01 |
|
|
1826 | st_mtime = 0x02 |
|
|
1827 | st_ctime = 0x04 |
|
|
1828 | st_btime = 0x08 |
|
|
1829 | st_xtime = 0x0f |
|
|
1830 | PPCODE: |
|
|
1831 | EXTEND (SP, 4); |
|
|
1832 | if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC)); |
|
|
1833 | if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC)); |
|
|
1834 | if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC)); |
|
|
1835 | if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC)); |
|
|
1836 | |
|
|
1837 | void |
|
|
1838 | st_xtimensec () |
|
|
1839 | ALIAS: |
|
|
1840 | st_atimensec = 0x01 |
|
|
1841 | st_mtimensec = 0x02 |
|
|
1842 | st_ctimensec = 0x04 |
|
|
1843 | st_btimensec = 0x08 |
|
|
1844 | st_xtimensec = 0x0f |
|
|
1845 | st_btimesec = 0x10 |
|
|
1846 | st_gen = 0x20 |
|
|
1847 | PPCODE: |
|
|
1848 | EXTEND (SP, 4); |
|
|
1849 | if (ix & 0x01) PUSHs (newSViv (ATIMENSEC)); |
|
|
1850 | if (ix & 0x02) PUSHs (newSViv (MTIMENSEC)); |
|
|
1851 | if (ix & 0x04) PUSHs (newSViv (CTIMENSEC)); |
|
|
1852 | if (ix & 0x08) PUSHs (newSViv (BTIMENSEC)); |
|
|
1853 | if (ix & 0x10) PUSHs (newSVuv (BTIMESEC)); |
|
|
1854 | if (ix & 0x20) PUSHs (newSVuv (ST_GEN)); |
|
|
1855 | |
1364 | UV |
1856 | UV |
1365 | major (UV dev) |
1857 | major (UV dev) |
1366 | ALIAS: |
1858 | ALIAS: |
1367 | minor = 1 |
1859 | minor = 1 |
1368 | CODE: |
1860 | CODE: |
1369 | RETVAL = ix ? major (dev) : minor (dev); |
1861 | RETVAL = ix ? minor (dev) : major (dev); |
1370 | OUTPUT: |
1862 | OUTPUT: |
1371 | RETVAL |
1863 | RETVAL |
1372 | |
1864 | |
1373 | UV |
1865 | UV |
1374 | makedev (UV maj, UV min) |
1866 | makedev (UV maj, UV min) |
… | |
… | |
1484 | eio_wd wd2 = 0; |
1976 | eio_wd wd2 = 0; |
1485 | dREQ; |
1977 | dREQ; |
1486 | |
1978 | |
1487 | req->type = ix; |
1979 | req->type = ix; |
1488 | req_set_path1 (req, oldpath); |
1980 | req_set_path1 (req, oldpath); |
1489 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
1981 | req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1982 | req->int3 = (long)wd2; |
|
|
1983 | |
|
|
1984 | REQ_SEND; |
|
|
1985 | } |
|
|
1986 | |
|
|
1987 | void |
|
|
1988 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1989 | PPCODE: |
|
|
1990 | { |
|
|
1991 | eio_wd wd2 = 0; |
|
|
1992 | dREQ; |
|
|
1993 | |
|
|
1994 | req->type = EIO_RENAME; |
|
|
1995 | req_set_path1 (req, oldpath); |
|
|
1996 | req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1997 | req->int2 = flags; |
1490 | req->int3 = (long)wd2; |
1998 | req->int3 = (long)wd2; |
1491 | |
1999 | |
1492 | REQ_SEND; |
2000 | REQ_SEND; |
1493 | } |
2001 | } |
1494 | |
2002 | |
… | |
… | |
1505 | |
2013 | |
1506 | REQ_SEND; |
2014 | REQ_SEND; |
1507 | } |
2015 | } |
1508 | |
2016 | |
1509 | void |
2017 | void |
1510 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef) |
2018 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
1511 | ALIAS: |
2019 | ALIAS: |
1512 | aio_mtouch = EIO_MTOUCH |
2020 | aio_mtouch = EIO_MTOUCH |
1513 | aio_msync = EIO_MSYNC |
2021 | aio_msync = EIO_MSYNC |
1514 | PPCODE: |
2022 | PPCODE: |
1515 | { |
2023 | { |
1516 | STRLEN svlen; |
2024 | STRLEN svlen; |
1517 | char *svptr = SvPVbyte (data, svlen); |
2025 | char *svptr = SvPVbyte (data, svlen); |
1518 | UV len = SvUV (length); |
2026 | UV len = SvUV (length); |
|
|
2027 | |
|
|
2028 | if (flags < 0) |
|
|
2029 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
1519 | |
2030 | |
1520 | if (offset < 0) |
2031 | if (offset < 0) |
1521 | offset += svlen; |
2032 | offset += svlen; |
1522 | |
2033 | |
1523 | if (offset < 0 || offset > svlen) |
2034 | if (offset < 0 || offset > svlen) |
… | |
… | |
1599 | req->int2 = flags; |
2110 | req->int2 = flags; |
1600 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
2111 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
1601 | #endif |
2112 | #endif |
1602 | |
2113 | |
1603 | REQ_SEND; |
2114 | REQ_SEND; |
|
|
2115 | } |
|
|
2116 | |
|
|
2117 | void |
|
|
2118 | aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef) |
|
|
2119 | PPCODE: |
|
|
2120 | { |
|
|
2121 | char *svptr = 0; |
|
|
2122 | |
|
|
2123 | sv_clear_foreign (data); |
|
|
2124 | |
|
|
2125 | if (length) /* known length, directly read into scalar */ |
|
|
2126 | { |
|
|
2127 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
|
|
2128 | svptr = sv_grow (data, length + 1); |
|
|
2129 | else if (SvCUR (data) < length) |
|
|
2130 | croak ("length outside of scalar, and cannot grow"); |
|
|
2131 | else |
|
|
2132 | svptr = SvPVbyte_nolen (data); |
|
|
2133 | } |
|
|
2134 | |
|
|
2135 | { |
|
|
2136 | dREQ; |
|
|
2137 | |
|
|
2138 | req->type = EIO_SLURP; |
|
|
2139 | req_set_path1 (req, pathname); |
|
|
2140 | req->offs = offset; |
|
|
2141 | req->size = length; |
|
|
2142 | req->sv2 = SvREFCNT_inc (data); |
|
|
2143 | req->ptr2 = svptr; |
|
|
2144 | |
|
|
2145 | if (!SvREADONLY (data)) |
|
|
2146 | { |
|
|
2147 | SvREADONLY_on (data); |
|
|
2148 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
2149 | } |
|
|
2150 | |
|
|
2151 | REQ_SEND; |
|
|
2152 | } |
1604 | } |
2153 | } |
1605 | |
2154 | |
1606 | void |
2155 | void |
1607 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
2156 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1608 | PPCODE: |
2157 | PPCODE: |
… | |
… | |
1745 | RETVAL |
2294 | RETVAL |
1746 | |
2295 | |
1747 | void |
2296 | void |
1748 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
2297 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
1749 | PPCODE: |
2298 | PPCODE: |
1750 | sv_unmagic (scalar, MMAP_MAGIC); |
2299 | sv_clear_foreign (scalar); |
1751 | { |
2300 | { |
1752 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
2301 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1753 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
2302 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1754 | if (addr == (void *)-1) |
2303 | if (addr == (void *)-1) |
1755 | XSRETURN_NO; |
2304 | XSRETURN_NO; |
1756 | |
2305 | |
1757 | sv_force_normal (scalar); |
2306 | sv_set_foreign (scalar, &mmap_vtbl, addr, length); |
1758 | |
|
|
1759 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1760 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1761 | ->mg_obj = (SV *)length; |
|
|
1762 | |
|
|
1763 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1764 | |
2307 | |
1765 | if (!(prot & PROT_WRITE)) |
2308 | if (!(prot & PROT_WRITE)) |
1766 | SvREADONLY_on (scalar); |
2309 | SvREADONLY_on (scalar); |
1767 | |
2310 | |
1768 | if (SvLEN (scalar)) |
|
|
1769 | Safefree (SvPVX (scalar)); |
|
|
1770 | |
|
|
1771 | SvPVX (scalar) = (char *)addr; |
|
|
1772 | SvCUR_set (scalar, length); |
|
|
1773 | SvLEN_set (scalar, 0); |
|
|
1774 | SvPOK_only (scalar); |
|
|
1775 | |
|
|
1776 | XSRETURN_YES; |
2311 | XSRETURN_YES; |
1777 | } |
2312 | } |
1778 | |
2313 | |
1779 | void |
2314 | void |
1780 | munmap (SV *scalar) |
2315 | munmap (SV *scalar) |
1781 | CODE: |
2316 | CODE: |
1782 | sv_unmagic (scalar, MMAP_MAGIC); |
2317 | sv_clear_foreign (scalar); |
|
|
2318 | |
|
|
2319 | SV * |
|
|
2320 | mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0) |
|
|
2321 | CODE: |
|
|
2322 | { |
|
|
2323 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
|
|
2324 | void *new; |
|
|
2325 | |
|
|
2326 | if (!mg || SvPVX (scalar) != mg->mg_ptr) |
|
|
2327 | croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified"); |
|
|
2328 | |
|
|
2329 | new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address); |
|
|
2330 | |
|
|
2331 | RETVAL = &PL_sv_no; |
|
|
2332 | |
|
|
2333 | if (new != (void *)-1) |
|
|
2334 | { |
|
|
2335 | RETVAL = new == (void *)mg->mg_ptr |
|
|
2336 | ? newSVpvn ("0 but true", 10) |
|
|
2337 | : &PL_sv_yes; |
|
|
2338 | |
|
|
2339 | mg->mg_ptr = (char *)new; |
|
|
2340 | mg->mg_obj = (SV *)new_length; |
|
|
2341 | |
|
|
2342 | SvPVX (scalar) = mg->mg_ptr; |
|
|
2343 | SvCUR_set (scalar, new_length); |
|
|
2344 | } |
|
|
2345 | } |
|
|
2346 | OUTPUT: |
|
|
2347 | RETVAL |
1783 | |
2348 | |
1784 | int |
2349 | int |
1785 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2350 | madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1786 | ALIAS: |
2351 | ALIAS: |
1787 | mprotect = 1 |
2352 | mprotect = 1 |
1788 | CODE: |
2353 | CODE: |
1789 | { |
2354 | { |
1790 | STRLEN svlen; |
2355 | STRLEN svlen; |
… | |
… | |
1811 | } |
2376 | } |
1812 | OUTPUT: |
2377 | OUTPUT: |
1813 | RETVAL |
2378 | RETVAL |
1814 | |
2379 | |
1815 | int |
2380 | int |
1816 | munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) |
2381 | munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef) |
1817 | CODE: |
2382 | CODE: |
1818 | { |
2383 | { |
1819 | STRLEN svlen; |
2384 | STRLEN svlen; |
1820 | void *addr = SvPVbyte (scalar, svlen); |
2385 | void *addr = SvPVbyte (scalar, svlen); |
1821 | size_t len = SvUV (length); |
2386 | size_t len = SvUV (length); |
… | |
… | |
1836 | #else |
2401 | #else |
1837 | RETVAL = EIO_ENOSYS (); |
2402 | RETVAL = EIO_ENOSYS (); |
1838 | #endif |
2403 | #endif |
1839 | } |
2404 | } |
1840 | OUTPUT: |
2405 | OUTPUT: |
|
|
2406 | RETVAL |
|
|
2407 | |
|
|
2408 | int |
|
|
2409 | mlockall (int flags) |
|
|
2410 | PROTOTYPE: $; |
|
|
2411 | CODE: |
|
|
2412 | RETVAL = eio_mlockall_sync (flags); |
|
|
2413 | OUTPUT: |
1841 | RETVAL |
2414 | RETVAL |
1842 | |
2415 | |
1843 | int |
2416 | int |
1844 | munlockall () |
2417 | munlockall () |
1845 | CODE: |
2418 | CODE: |
… | |
… | |
1850 | #endif |
2423 | #endif |
1851 | OUTPUT: |
2424 | OUTPUT: |
1852 | RETVAL |
2425 | RETVAL |
1853 | |
2426 | |
1854 | int |
2427 | int |
|
|
2428 | statx (SV8 *pathname, int flags, UV mask) |
|
|
2429 | CODE: |
|
|
2430 | { |
|
|
2431 | /* undocumented, and might go away, and anyway, should use eio_statx */ |
|
|
2432 | SV *wdsv = 0; |
|
|
2433 | SV *pathsv = 0; |
|
|
2434 | eio_wd wd = EIO_CWD; |
|
|
2435 | void *ptr; |
|
|
2436 | int res; |
|
|
2437 | |
|
|
2438 | req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr); |
|
|
2439 | RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx); |
|
|
2440 | |
|
|
2441 | SvREFCNT_dec (pathsv); |
|
|
2442 | SvREFCNT_dec (wdsv); |
|
|
2443 | } |
|
|
2444 | OUTPUT: |
|
|
2445 | RETVAL |
|
|
2446 | |
|
|
2447 | U32 |
|
|
2448 | stx_mode () |
|
|
2449 | PROTOTYPE: |
|
|
2450 | CODE: |
|
|
2451 | #if HAVE_STATX |
|
|
2452 | RETVAL = stx.stx_mode; |
|
|
2453 | #else |
|
|
2454 | XSRETURN_UNDEF; |
|
|
2455 | #endif |
|
|
2456 | OUTPUT: |
|
|
2457 | RETVAL |
|
|
2458 | |
|
|
2459 | #define STATX_OFFSET_mask statx_offsetof (stx_mask) |
|
|
2460 | #define STATX_OFFSET_blksize statx_offsetof (stx_blksize) |
|
|
2461 | #define STATX_OFFSET_nlink statx_offsetof (stx_nlink) |
|
|
2462 | #define STATX_OFFSET_uid statx_offsetof (stx_uid) |
|
|
2463 | #define STATX_OFFSET_gid statx_offsetof (stx_gid) |
|
|
2464 | #define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major) |
|
|
2465 | #define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor) |
|
|
2466 | #define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major) |
|
|
2467 | #define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor) |
|
|
2468 | #define STATX_OFFSET_attributes statx_offsetof (stx_attributes) |
|
|
2469 | #define STATX_OFFSET_ino statx_offsetof (stx_ino) |
|
|
2470 | #define STATX_OFFSET_size statx_offsetof (stx_size) |
|
|
2471 | #define STATX_OFFSET_blocks statx_offsetof (stx_blocks) |
|
|
2472 | #define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask) |
|
|
2473 | #define STATX_OFFSET_atime statx_offsetof (stx_atime) |
|
|
2474 | #define STATX_OFFSET_btime statx_offsetof (stx_btime) |
|
|
2475 | #define STATX_OFFSET_ctime statx_offsetof (stx_ctime) |
|
|
2476 | #define STATX_OFFSET_mtime statx_offsetof (stx_mtime) |
|
|
2477 | |
|
|
2478 | U32 |
|
|
2479 | stx_mask () |
|
|
2480 | PROTOTYPE: |
|
|
2481 | ALIAS: |
|
|
2482 | stx_mask = STATX_OFFSET_mask |
|
|
2483 | stx_blksize = STATX_OFFSET_blksize |
|
|
2484 | stx_nlink = STATX_OFFSET_nlink |
|
|
2485 | stx_uid = STATX_OFFSET_uid |
|
|
2486 | stx_gid = STATX_OFFSET_gid |
|
|
2487 | stx_rdev_major = STATX_OFFSET_rdev_major |
|
|
2488 | stx_rdev_minor = STATX_OFFSET_rdev_minor |
|
|
2489 | stx_dev_major = STATX_OFFSET_dev_major |
|
|
2490 | stx_dev_minor = STATX_OFFSET_dev_minor |
|
|
2491 | CODE: |
|
|
2492 | #if HAVE_STATX |
|
|
2493 | RETVAL = *(__u32 *)((char *)&stx + ix); |
|
|
2494 | #else |
|
|
2495 | XSRETURN_UNDEF; |
|
|
2496 | #endif |
|
|
2497 | OUTPUT: |
|
|
2498 | RETVAL |
|
|
2499 | |
|
|
2500 | VAL64 |
|
|
2501 | stx_attributes () |
|
|
2502 | PROTOTYPE: |
|
|
2503 | ALIAS: |
|
|
2504 | stx_attributes = STATX_OFFSET_attributes |
|
|
2505 | stx_ino = STATX_OFFSET_ino |
|
|
2506 | stx_size = STATX_OFFSET_size |
|
|
2507 | stx_blocks = STATX_OFFSET_blocks |
|
|
2508 | stx_attributes_mask = STATX_OFFSET_attributes_mask |
|
|
2509 | CODE: |
|
|
2510 | #if HAVE_STATX |
|
|
2511 | RETVAL = *(__u64 *)((char *)&stx + ix); |
|
|
2512 | #else |
|
|
2513 | XSRETURN_UNDEF; |
|
|
2514 | #endif |
|
|
2515 | OUTPUT: |
|
|
2516 | RETVAL |
|
|
2517 | |
|
|
2518 | NV |
|
|
2519 | stx_atime () |
|
|
2520 | PROTOTYPE: |
|
|
2521 | ALIAS: |
|
|
2522 | stx_atime = STATX_OFFSET_atime |
|
|
2523 | stx_btime = STATX_OFFSET_btime |
|
|
2524 | stx_ctime = STATX_OFFSET_ctime |
|
|
2525 | stx_mtime = STATX_OFFSET_mtime |
|
|
2526 | CODE: |
|
|
2527 | #if HAVE_STATX |
|
|
2528 | struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix); |
|
|
2529 | RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
2530 | #else |
|
|
2531 | XSRETURN_UNDEF; |
|
|
2532 | #endif |
|
|
2533 | OUTPUT: |
|
|
2534 | RETVAL |
|
|
2535 | |
|
|
2536 | VAL64 |
|
|
2537 | stx_atimesec () |
|
|
2538 | PROTOTYPE: |
|
|
2539 | ALIAS: |
|
|
2540 | stx_atimesec = STATX_OFFSET_atime |
|
|
2541 | stx_btimesec = STATX_OFFSET_btime |
|
|
2542 | stx_ctimesec = STATX_OFFSET_ctime |
|
|
2543 | stx_mtimesec = STATX_OFFSET_mtime |
|
|
2544 | CODE: |
|
|
2545 | #if HAVE_STATX |
|
|
2546 | struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix); |
|
|
2547 | RETVAL = ts->tv_sec; |
|
|
2548 | #else |
|
|
2549 | XSRETURN_UNDEF; |
|
|
2550 | #endif |
|
|
2551 | OUTPUT: |
|
|
2552 | RETVAL |
|
|
2553 | |
|
|
2554 | U32 |
|
|
2555 | stx_atimensec () |
|
|
2556 | PROTOTYPE: |
|
|
2557 | ALIAS: |
|
|
2558 | stx_atimensec = STATX_OFFSET_atime |
|
|
2559 | stx_btimensec = STATX_OFFSET_btime |
|
|
2560 | stx_ctimensec = STATX_OFFSET_ctime |
|
|
2561 | stx_mtimensec = STATX_OFFSET_mtime |
|
|
2562 | CODE: |
|
|
2563 | #if HAVE_STATX |
|
|
2564 | struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix); |
|
|
2565 | RETVAL = ts->tv_nsec; |
|
|
2566 | #else |
|
|
2567 | RETVAL = 0; |
|
|
2568 | #endif |
|
|
2569 | OUTPUT: |
|
|
2570 | RETVAL |
|
|
2571 | |
|
|
2572 | void |
|
|
2573 | accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags) |
|
|
2574 | PPCODE: |
|
|
2575 | { |
|
|
2576 | SV *retval; |
|
|
2577 | #if HAVE_ACCEPT4 |
|
|
2578 | socklen_t salen_ = salen ? salen + 1 : 0; |
|
|
2579 | |
|
|
2580 | if (salen) |
|
|
2581 | { |
|
|
2582 | sv_upgrade (sockaddr, SVt_PV); |
|
|
2583 | sv_grow (sockaddr, salen_); |
|
|
2584 | } |
|
|
2585 | |
|
|
2586 | int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags); |
|
|
2587 | |
|
|
2588 | retval = newmortalFH (res, O_RDWR); |
|
|
2589 | |
|
|
2590 | if (res >= 0 && salen > 0) |
|
|
2591 | { |
|
|
2592 | if (salen_ > salen + 1) |
|
|
2593 | salen_ = salen + 1; |
|
|
2594 | |
|
|
2595 | SvPOK_only (sockaddr); |
|
|
2596 | SvCUR_set (sockaddr, salen_); |
|
|
2597 | } |
|
|
2598 | #else |
|
|
2599 | errno = ENOSYS; |
|
|
2600 | retval = &PL_sv_undef; |
|
|
2601 | #endif |
|
|
2602 | XPUSHs (retval); |
|
|
2603 | } |
|
|
2604 | |
|
|
2605 | ssize_t |
1855 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
2606 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
1856 | CODE: |
2607 | CODE: |
1857 | { |
2608 | { |
1858 | #if HAVE_LINUX_SPLICE |
2609 | #if HAVE_LINUX_SPLICE |
1859 | loff_t off_in_, off_out_; |
2610 | loff_t off_in_, off_out_; |
… | |
… | |
1867 | #endif |
2618 | #endif |
1868 | } |
2619 | } |
1869 | OUTPUT: |
2620 | OUTPUT: |
1870 | RETVAL |
2621 | RETVAL |
1871 | |
2622 | |
1872 | int |
2623 | ssize_t |
1873 | tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) |
2624 | tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) |
1874 | CODE: |
2625 | CODE: |
1875 | #if HAVE_LINUX_SPLICE |
2626 | #if HAVE_LINUX_SPLICE |
1876 | RETVAL = tee (rfh, wfh, length, flags); |
2627 | RETVAL = tee (rfh, wfh, length, flags); |
1877 | #else |
2628 | #else |
… | |
… | |
1917 | { |
2668 | { |
1918 | EXTEND (SP, 2); |
2669 | EXTEND (SP, 2); |
1919 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
2670 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
1920 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
2671 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
1921 | } |
2672 | } |
|
|
2673 | } |
|
|
2674 | |
|
|
2675 | void |
|
|
2676 | pidfd_open (int pid, unsigned int flags = 0) |
|
|
2677 | PPCODE: |
|
|
2678 | { |
|
|
2679 | /*GENDEF0_SYSCALL(pidfd_open,434)*/ |
|
|
2680 | int fd = syscall (SYS_pidfd_open, pid, flags); |
|
|
2681 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2682 | } |
|
|
2683 | |
|
|
2684 | int |
|
|
2685 | pidfd_send_signal (SV *pidfh, int sig, SV *siginfo = &PL_sv_undef, unsigned int flags = 0) |
|
|
2686 | PPCODE: |
|
|
2687 | { |
|
|
2688 | int res; |
|
|
2689 | #if HAVE_SIGINFO_T |
|
|
2690 | siginfo_t si = { 0 }; |
|
|
2691 | |
|
|
2692 | if (SvOK (siginfo)) |
|
|
2693 | { |
|
|
2694 | HV *hv; |
|
|
2695 | SV **svp; |
|
|
2696 | |
|
|
2697 | if (!SvROK (siginfo) || SvTYPE (SvRV (siginfo)) != SVt_PVHV) |
|
|
2698 | croak ("siginfo argument must be a hashref with 'code', 'pid', 'uid' and 'value_int' or 'value_ptr' members, caught"); |
|
|
2699 | |
|
|
2700 | hv = (HV *)SvRV (siginfo); |
|
|
2701 | |
|
|
2702 | if ((svp = hv_fetchs (hv, "code" , 0))) si.si_code = SvIV (*svp); |
|
|
2703 | if ((svp = hv_fetchs (hv, "pid" , 0))) si.si_pid = SvIV (*svp); |
|
|
2704 | if ((svp = hv_fetchs (hv, "uid" , 0))) si.si_uid = SvIV (*svp); |
|
|
2705 | if ((svp = hv_fetchs (hv, "value_int", 0))) si.si_value.sival_int = SvIV (*svp); |
|
|
2706 | if ((svp = hv_fetchs (hv, "value_ptr", 0))) si.si_value.sival_ptr = (void *)SvIV (*svp); |
|
|
2707 | } |
|
|
2708 | |
|
|
2709 | /*GENDEF0_SYSCALL(pidfd_send_signal,424)*/ |
|
|
2710 | res = syscall (SYS_pidfd_send_signal, s_fileno_croak (pidfh, 0), sig, SvOK (siginfo) ? &si : 0, flags); |
|
|
2711 | #else |
|
|
2712 | res = (errno = ENOSYS, -1); |
|
|
2713 | #endif |
|
|
2714 | |
|
|
2715 | XPUSHs (sv_2mortal (newSViv (res))); |
|
|
2716 | } |
|
|
2717 | |
|
|
2718 | void |
|
|
2719 | pidfd_getfd (SV *pidfh, int targetfd, unsigned int flags = 0) |
|
|
2720 | PPCODE: |
|
|
2721 | { |
|
|
2722 | /*GENDEF0_SYSCALL(pidfd_getfd,438)*/ |
|
|
2723 | int fd = syscall (SYS_pidfd_getfd, s_fileno_croak (pidfh, 0), targetfd, flags); |
|
|
2724 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2725 | } |
|
|
2726 | |
|
|
2727 | void |
|
|
2728 | eventfd (unsigned int initval = 0, int flags = 0) |
|
|
2729 | PPCODE: |
|
|
2730 | { |
|
|
2731 | int fd; |
|
|
2732 | #if HAVE_EVENTFD |
|
|
2733 | fd = eventfd (initval, flags); |
|
|
2734 | #else |
|
|
2735 | fd = (errno = ENOSYS, -1); |
|
|
2736 | #endif |
|
|
2737 | |
|
|
2738 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2739 | } |
|
|
2740 | |
|
|
2741 | void |
|
|
2742 | timerfd_create (int clockid, int flags = 0) |
|
|
2743 | PPCODE: |
|
|
2744 | { |
|
|
2745 | int fd; |
|
|
2746 | #if HAVE_TIMERFD |
|
|
2747 | fd = timerfd_create (clockid, flags); |
|
|
2748 | #else |
|
|
2749 | fd = (errno = ENOSYS, -1); |
|
|
2750 | #endif |
|
|
2751 | |
|
|
2752 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2753 | } |
|
|
2754 | |
|
|
2755 | void |
|
|
2756 | timerfd_settime (SV *fh, int flags, NV interval, NV value) |
|
|
2757 | PPCODE: |
|
|
2758 | { |
|
|
2759 | int fd = s_fileno_croak (fh, 0); |
|
|
2760 | #if HAVE_TIMERFD |
|
|
2761 | int res; |
|
|
2762 | struct itimerspec its, ots; |
|
|
2763 | |
|
|
2764 | ts_set (&its.it_interval, interval); |
|
|
2765 | ts_set (&its.it_value , value); |
|
|
2766 | res = timerfd_settime (fd, flags, &its, &ots); |
|
|
2767 | |
|
|
2768 | if (!res) |
|
|
2769 | { |
|
|
2770 | EXTEND (SP, 2); |
|
|
2771 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2772 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2773 | } |
|
|
2774 | #else |
|
|
2775 | errno = ENOSYS; |
|
|
2776 | #endif |
|
|
2777 | } |
|
|
2778 | |
|
|
2779 | void |
|
|
2780 | timerfd_gettime (SV *fh) |
|
|
2781 | PPCODE: |
|
|
2782 | { |
|
|
2783 | int fd = s_fileno_croak (fh, 0); |
|
|
2784 | #if HAVE_TIMERFD |
|
|
2785 | int res; |
|
|
2786 | struct itimerspec ots; |
|
|
2787 | res = timerfd_gettime (fd, &ots); |
|
|
2788 | |
|
|
2789 | if (!res) |
|
|
2790 | { |
|
|
2791 | EXTEND (SP, 2); |
|
|
2792 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2793 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2794 | } |
|
|
2795 | #else |
|
|
2796 | errno = ENOSYS; |
|
|
2797 | #endif |
|
|
2798 | } |
|
|
2799 | |
|
|
2800 | void |
|
|
2801 | memfd_create (SV8 *pathname, int flags = 0) |
|
|
2802 | PPCODE: |
|
|
2803 | { |
|
|
2804 | int fd; |
|
|
2805 | #if HAVE_MEMFD_CREATE |
|
|
2806 | fd = memfd_create (SvPVbyte_nolen (pathname), flags); |
|
|
2807 | #else |
|
|
2808 | fd = (errno = ENOSYS, -1); |
|
|
2809 | #endif |
|
|
2810 | |
|
|
2811 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2812 | } |
|
|
2813 | |
|
|
2814 | UV |
|
|
2815 | get_fdlimit () |
|
|
2816 | CODE: |
|
|
2817 | #if HAVE_RLIMITS |
|
|
2818 | struct rlimit rl; |
|
|
2819 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2820 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2821 | #endif |
|
|
2822 | XSRETURN_UNDEF; |
|
|
2823 | OUTPUT: |
|
|
2824 | RETVAL |
|
|
2825 | |
|
|
2826 | void |
|
|
2827 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2828 | CODE: |
|
|
2829 | { |
|
|
2830 | #if HAVE_RLIMITS |
|
|
2831 | struct rlimit rl; |
|
|
2832 | rlim_t orig_rlim_max; |
|
|
2833 | UV bit; |
|
|
2834 | |
|
|
2835 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2836 | goto fail; |
|
|
2837 | |
|
|
2838 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2839 | XSRETURN_YES; |
|
|
2840 | |
|
|
2841 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2842 | |
|
|
2843 | if (rl.rlim_cur < limit) |
|
|
2844 | { |
|
|
2845 | rl.rlim_cur = limit; |
|
|
2846 | |
|
|
2847 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2848 | rl.rlim_max = rl.rlim_cur; |
|
|
2849 | } |
|
|
2850 | |
|
|
2851 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2852 | XSRETURN_YES; |
|
|
2853 | |
|
|
2854 | if (errno == EPERM) |
|
|
2855 | { |
|
|
2856 | /* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2857 | /* our limit overflows a system-wide limit */ |
|
|
2858 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2859 | rl.rlim_max = 0; |
|
|
2860 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2861 | { |
|
|
2862 | rl.rlim_max |= bit; |
|
|
2863 | rl.rlim_cur = rl.rlim_max; |
|
|
2864 | |
|
|
2865 | /* never decrease the hard limit */ |
|
|
2866 | if (rl.rlim_max < orig_rlim_max) |
|
|
2867 | break; |
|
|
2868 | |
|
|
2869 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2870 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2871 | } |
|
|
2872 | |
|
|
2873 | /* now, raise the soft limit to the max permitted */ |
|
|
2874 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2875 | { |
|
|
2876 | rl.rlim_cur = rl.rlim_max; |
|
|
2877 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2878 | errno = EPERM; |
|
|
2879 | } |
|
|
2880 | } |
|
|
2881 | #endif |
|
|
2882 | fail: |
|
|
2883 | XSRETURN_UNDEF; |
1922 | } |
2884 | } |
1923 | |
2885 | |
1924 | void _on_next_submit (SV *cb) |
2886 | void _on_next_submit (SV *cb) |
1925 | CODE: |
2887 | CODE: |
1926 | SvREFCNT_dec (on_next_submit); |
2888 | SvREFCNT_dec (on_next_submit); |