… | |
… | |
29 | |
29 | |
30 | enum { |
30 | enum { |
31 | REQ_QUIT, |
31 | REQ_QUIT, |
32 | REQ_OPEN, REQ_CLOSE, |
32 | REQ_OPEN, REQ_CLOSE, |
33 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
33 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
34 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, REQ_UNLINK, |
34 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
35 | REQ_FSYNC, REQ_FDATASYNC, |
35 | REQ_FSYNC, REQ_FDATASYNC, |
|
|
36 | REQ_UNLINK, REQ_RMDIR, |
|
|
37 | REQ_SYMLINK, |
36 | }; |
38 | }; |
37 | |
39 | |
38 | typedef struct aio_cb { |
40 | typedef struct aio_cb { |
39 | struct aio_cb *volatile next; |
41 | struct aio_cb *volatile next; |
40 | |
42 | |
… | |
… | |
45 | size_t length; |
47 | size_t length; |
46 | ssize_t result; |
48 | ssize_t result; |
47 | mode_t mode; /* open */ |
49 | mode_t mode; /* open */ |
48 | int errorno; |
50 | int errorno; |
49 | SV *data, *callback, *fh; |
51 | SV *data, *callback, *fh; |
50 | void *dataptr; |
52 | void *dataptr, *data2ptr; |
51 | STRLEN dataoffset; |
53 | STRLEN dataoffset; |
52 | |
54 | |
53 | Stat_t *statdata; |
55 | Stat_t *statdata; |
54 | } aio_cb; |
56 | } aio_cb; |
55 | |
57 | |
… | |
… | |
60 | static int max_outstanding = 1<<30; |
62 | static int max_outstanding = 1<<30; |
61 | static int respipe [2]; |
63 | static int respipe [2]; |
62 | |
64 | |
63 | static pthread_mutex_t reslock = PTHREAD_MUTEX_INITIALIZER; |
65 | static pthread_mutex_t reslock = PTHREAD_MUTEX_INITIALIZER; |
64 | static pthread_mutex_t reqlock = PTHREAD_MUTEX_INITIALIZER; |
66 | static pthread_mutex_t reqlock = PTHREAD_MUTEX_INITIALIZER; |
|
|
67 | static pthread_mutex_t frklock = PTHREAD_MUTEX_INITIALIZER; |
65 | static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; |
68 | static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; |
66 | |
69 | |
67 | static volatile aio_req reqs, reqe; /* queue start, queue end */ |
70 | static volatile aio_req reqs, reqe; /* queue start, queue end */ |
68 | static volatile aio_req ress, rese; /* queue start, queue end */ |
71 | static volatile aio_req ress, rese; /* queue start, queue end */ |
|
|
72 | |
|
|
73 | static void free_req (aio_req req) |
|
|
74 | { |
|
|
75 | if (req->data) |
|
|
76 | SvREFCNT_dec (req->data); |
|
|
77 | |
|
|
78 | if (req->fh) |
|
|
79 | SvREFCNT_dec (req->fh); |
|
|
80 | |
|
|
81 | if (req->type == REQ_STAT || req->type == REQ_LSTAT || req->type == REQ_FSTAT) |
|
|
82 | Safefree (req->statdata); |
|
|
83 | |
|
|
84 | if (req->callback) |
|
|
85 | SvREFCNT_dec (req->callback); |
|
|
86 | |
|
|
87 | Safefree (req); |
|
|
88 | } |
69 | |
89 | |
70 | static void |
90 | static void |
71 | poll_wait () |
91 | poll_wait () |
72 | { |
92 | { |
73 | if (nreqs && !ress) |
93 | if (nreqs && !ress) |
… | |
… | |
83 | static int |
103 | static int |
84 | poll_cb () |
104 | poll_cb () |
85 | { |
105 | { |
86 | dSP; |
106 | dSP; |
87 | int count = 0; |
107 | int count = 0; |
|
|
108 | int do_croak = 0; |
88 | aio_req req, prv; |
109 | aio_req req, prv; |
89 | |
110 | |
90 | pthread_mutex_lock (&reslock); |
111 | pthread_mutex_lock (&reslock); |
91 | |
112 | |
92 | { |
113 | { |
93 | /* read any signals sent by the worker threads */ |
114 | /* read any signals sent by the worker threads */ |
94 | char buf [32]; |
115 | char buf [32]; |
95 | while (read (respipe [0], buf, 32) > 0) |
116 | while (read (respipe [0], buf, 32) == 32) |
96 | ; |
117 | ; |
97 | } |
118 | } |
98 | |
119 | |
99 | req = ress; |
120 | req = ress; |
100 | ress = rese = 0; |
121 | ress = rese = 0; |
… | |
… | |
114 | |
135 | |
115 | if (req->type == REQ_READ) |
136 | if (req->type == REQ_READ) |
116 | SvCUR_set (req->data, req->dataoffset |
137 | SvCUR_set (req->data, req->dataoffset |
117 | + req->result > 0 ? req->result : 0); |
138 | + req->result > 0 ? req->result : 0); |
118 | |
139 | |
119 | if (req->data) |
|
|
120 | SvREFCNT_dec (req->data); |
|
|
121 | |
|
|
122 | if (req->fh) |
|
|
123 | SvREFCNT_dec (req->fh); |
|
|
124 | |
|
|
125 | if (req->type == REQ_STAT || req->type == REQ_LSTAT || req->type == REQ_FSTAT) |
140 | if (req->type == REQ_STAT || req->type == REQ_LSTAT || req->type == REQ_FSTAT) |
126 | { |
141 | { |
127 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
142 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
128 | PL_laststatval = req->result; |
143 | PL_laststatval = req->result; |
129 | PL_statcache = *(req->statdata); |
144 | PL_statcache = *(req->statdata); |
130 | |
|
|
131 | Safefree (req->statdata); |
|
|
132 | } |
145 | } |
133 | |
146 | |
134 | ENTER; |
147 | ENTER; |
135 | PUSHMARK (SP); |
148 | PUSHMARK (SP); |
136 | XPUSHs (sv_2mortal (newSViv (req->result))); |
149 | XPUSHs (sv_2mortal (newSViv (req->result))); |
… | |
… | |
156 | call_sv (req->callback, G_VOID | G_EVAL); |
169 | call_sv (req->callback, G_VOID | G_EVAL); |
157 | SPAGAIN; |
170 | SPAGAIN; |
158 | } |
171 | } |
159 | |
172 | |
160 | LEAVE; |
173 | LEAVE; |
|
|
174 | |
|
|
175 | do_croak = SvTRUE (ERRSV); |
161 | |
176 | |
162 | if (req->callback) |
|
|
163 | SvREFCNT_dec (req->callback); |
|
|
164 | |
|
|
165 | errno = errorno; |
177 | errno = errorno; |
166 | count++; |
178 | count++; |
167 | } |
179 | } |
168 | |
180 | |
169 | prv = req; |
181 | prv = req; |
170 | req = req->next; |
182 | req = req->next; |
171 | Safefree (prv); |
183 | free_req (prv); |
172 | |
184 | |
173 | /* TODO: croak on errors? */ |
185 | if (do_croak) |
|
|
186 | croak (0); |
174 | } |
187 | } |
175 | |
188 | |
176 | return count; |
189 | return count; |
177 | } |
190 | } |
178 | |
191 | |
… | |
… | |
227 | |
240 | |
228 | static void |
241 | static void |
229 | end_thread (void) |
242 | end_thread (void) |
230 | { |
243 | { |
231 | aio_req req; |
244 | aio_req req; |
232 | New (0, req, 1, aio_cb); |
245 | Newz (0, req, 1, aio_cb); |
233 | req->type = REQ_QUIT; |
246 | req->type = REQ_QUIT; |
234 | |
247 | |
235 | send_req (req); |
248 | send_req (req); |
236 | } |
249 | } |
237 | |
250 | |
|
|
251 | |
|
|
252 | static void min_parallel (int nthreads) |
|
|
253 | { |
|
|
254 | while (nthreads > started) |
|
|
255 | start_thread (); |
|
|
256 | } |
|
|
257 | |
|
|
258 | static void max_parallel (int nthreads) |
|
|
259 | { |
|
|
260 | int cur = started; |
|
|
261 | while (cur > nthreads) |
|
|
262 | { |
|
|
263 | end_thread (); |
|
|
264 | cur--; |
|
|
265 | } |
|
|
266 | |
|
|
267 | while (started > nthreads) |
|
|
268 | { |
|
|
269 | poll_wait (); |
|
|
270 | poll_cb (); |
|
|
271 | } |
|
|
272 | } |
|
|
273 | |
|
|
274 | static void create_pipe () |
|
|
275 | { |
|
|
276 | if (pipe (respipe)) |
|
|
277 | croak ("unable to initialize result pipe"); |
|
|
278 | |
|
|
279 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)) |
|
|
280 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
281 | |
|
|
282 | if (fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
283 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
284 | } |
|
|
285 | |
|
|
286 | static void atfork_prepare (void) |
|
|
287 | { |
|
|
288 | pthread_mutex_lock (&frklock); |
|
|
289 | pthread_mutex_lock (&reqlock); |
|
|
290 | pthread_mutex_lock (&reslock); |
|
|
291 | } |
|
|
292 | |
|
|
293 | static void atfork_parent (void) |
|
|
294 | { |
|
|
295 | pthread_mutex_unlock (&reslock); |
|
|
296 | pthread_mutex_unlock (&reqlock); |
|
|
297 | pthread_mutex_unlock (&frklock); |
|
|
298 | } |
|
|
299 | |
|
|
300 | static void atfork_child (void) |
|
|
301 | { |
|
|
302 | int restart = started; |
|
|
303 | started = 0; |
|
|
304 | |
|
|
305 | while (reqs) |
|
|
306 | { |
|
|
307 | free_req (reqs); |
|
|
308 | reqs = reqs->next; |
|
|
309 | } |
|
|
310 | |
|
|
311 | reqs = reqe = 0; |
|
|
312 | |
|
|
313 | while (ress) |
|
|
314 | { |
|
|
315 | free_req (ress); |
|
|
316 | ress = ress->next; |
|
|
317 | } |
|
|
318 | |
|
|
319 | ress = rese = 0; |
|
|
320 | |
|
|
321 | close (respipe [0]); |
|
|
322 | close (respipe [1]); |
|
|
323 | |
|
|
324 | create_pipe (); |
|
|
325 | |
|
|
326 | atfork_parent (); |
|
|
327 | |
|
|
328 | min_parallel (restart); |
|
|
329 | } |
|
|
330 | |
|
|
331 | /*****************************************************************************/ |
238 | /* work around various missing functions */ |
332 | /* work around various missing functions */ |
239 | |
333 | |
240 | #if !HAVE_PREADWRITE |
334 | #if !HAVE_PREADWRITE |
241 | # define pread aio_pread |
335 | # define pread aio_pread |
242 | # define pwrite aio_pwrite |
336 | # define pwrite aio_pwrite |
… | |
… | |
304 | |
398 | |
305 | errno = 0; |
399 | errno = 0; |
306 | } |
400 | } |
307 | #endif |
401 | #endif |
308 | |
402 | |
|
|
403 | /*****************************************************************************/ |
|
|
404 | |
309 | static void * |
405 | static void * |
310 | aio_proc (void *thr_arg) |
406 | aio_proc (void *thr_arg) |
311 | { |
407 | { |
312 | aio_req req; |
408 | aio_req req; |
313 | int type; |
409 | int type; |
… | |
… | |
350 | case REQ_FSTAT: req->result = fstat (req->fd , req->statdata); break; |
446 | case REQ_FSTAT: req->result = fstat (req->fd , req->statdata); break; |
351 | |
447 | |
352 | case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break; |
448 | case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break; |
353 | case REQ_CLOSE: req->result = close (req->fd); break; |
449 | case REQ_CLOSE: req->result = close (req->fd); break; |
354 | case REQ_UNLINK: req->result = unlink (req->dataptr); break; |
450 | case REQ_UNLINK: req->result = unlink (req->dataptr); break; |
|
|
451 | case REQ_RMDIR: req->result = rmdir (req->dataptr); break; |
|
|
452 | case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break; |
355 | |
453 | |
356 | case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; |
454 | case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; |
357 | case REQ_FSYNC: req->result = fsync (req->fd); break; |
455 | case REQ_FSYNC: req->result = fsync (req->fd); break; |
358 | |
456 | |
359 | case REQ_QUIT: |
457 | case REQ_QUIT: |
… | |
… | |
388 | while (type != REQ_QUIT); |
486 | while (type != REQ_QUIT); |
389 | |
487 | |
390 | return 0; |
488 | return 0; |
391 | } |
489 | } |
392 | |
490 | |
|
|
491 | #define dREQ \ |
|
|
492 | aio_req req; \ |
|
|
493 | \ |
|
|
494 | if (SvOK (callback) && !SvROK (callback)) \ |
|
|
495 | croak ("clalback must be undef or of reference type"); \ |
|
|
496 | \ |
|
|
497 | Newz (0, req, 1, aio_cb); \ |
|
|
498 | if (!req) \ |
|
|
499 | croak ("out of memory during aio_req allocation"); \ |
|
|
500 | \ |
|
|
501 | req->callback = SvREFCNT_inc (callback); |
|
|
502 | |
393 | MODULE = IO::AIO PACKAGE = IO::AIO |
503 | MODULE = IO::AIO PACKAGE = IO::AIO |
394 | |
504 | |
395 | PROTOTYPES: ENABLE |
505 | PROTOTYPES: ENABLE |
396 | |
506 | |
397 | BOOT: |
507 | BOOT: |
398 | { |
508 | { |
399 | if (pipe (respipe)) |
509 | create_pipe (); |
400 | croak ("unable to initialize result pipe"); |
510 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
401 | |
|
|
402 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)) |
|
|
403 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
404 | |
|
|
405 | if (fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
406 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
407 | } |
511 | } |
408 | |
512 | |
409 | void |
513 | void |
410 | min_parallel(nthreads) |
514 | min_parallel(nthreads) |
411 | int nthreads |
515 | int nthreads |
412 | PROTOTYPE: $ |
516 | PROTOTYPE: $ |
413 | CODE: |
|
|
414 | while (nthreads > started) |
|
|
415 | start_thread (); |
|
|
416 | |
517 | |
417 | void |
518 | void |
418 | max_parallel(nthreads) |
519 | max_parallel(nthreads) |
419 | int nthreads |
520 | int nthreads |
420 | PROTOTYPE: $ |
521 | PROTOTYPE: $ |
421 | CODE: |
|
|
422 | { |
|
|
423 | int cur = started; |
|
|
424 | while (cur > nthreads) |
|
|
425 | { |
|
|
426 | end_thread (); |
|
|
427 | cur--; |
|
|
428 | } |
|
|
429 | |
|
|
430 | while (started > nthreads) |
|
|
431 | { |
|
|
432 | poll_wait (); |
|
|
433 | poll_cb (); |
|
|
434 | } |
|
|
435 | } |
|
|
436 | |
522 | |
437 | int |
523 | int |
438 | max_outstanding(nreqs) |
524 | max_outstanding(nreqs) |
439 | int nreqs |
525 | int nreqs |
440 | PROTOTYPE: $ |
526 | PROTOTYPE: $ |
… | |
… | |
449 | int mode |
535 | int mode |
450 | SV * callback |
536 | SV * callback |
451 | PROTOTYPE: $$$;$ |
537 | PROTOTYPE: $$$;$ |
452 | CODE: |
538 | CODE: |
453 | { |
539 | { |
454 | aio_req req; |
540 | dREQ; |
455 | |
|
|
456 | Newz (0, req, 1, aio_cb); |
|
|
457 | |
|
|
458 | if (!req) |
|
|
459 | croak ("out of memory during aio_req allocation"); |
|
|
460 | |
541 | |
461 | req->type = REQ_OPEN; |
542 | req->type = REQ_OPEN; |
462 | req->data = newSVsv (pathname); |
543 | req->data = newSVsv (pathname); |
463 | req->dataptr = SvPV_nolen (req->data); |
544 | req->dataptr = SvPVbyte_nolen (req->data); |
464 | req->fd = flags; |
545 | req->fd = flags; |
465 | req->mode = mode; |
546 | req->mode = mode; |
466 | req->callback = SvREFCNT_inc (callback); |
|
|
467 | |
547 | |
468 | send_req (req); |
548 | send_req (req); |
469 | } |
549 | } |
470 | |
550 | |
471 | void |
551 | void |
… | |
… | |
477 | aio_close = REQ_CLOSE |
557 | aio_close = REQ_CLOSE |
478 | aio_fsync = REQ_FSYNC |
558 | aio_fsync = REQ_FSYNC |
479 | aio_fdatasync = REQ_FDATASYNC |
559 | aio_fdatasync = REQ_FDATASYNC |
480 | CODE: |
560 | CODE: |
481 | { |
561 | { |
482 | aio_req req; |
562 | dREQ; |
483 | |
|
|
484 | Newz (0, req, 1, aio_cb); |
|
|
485 | |
|
|
486 | if (!req) |
|
|
487 | croak ("out of memory during aio_req allocation"); |
|
|
488 | |
563 | |
489 | req->type = ix; |
564 | req->type = ix; |
490 | req->fh = newSVsv (fh); |
565 | req->fh = newSVsv (fh); |
491 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
566 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
492 | req->callback = SvREFCNT_inc (callback); |
|
|
493 | |
567 | |
494 | send_req (req); |
568 | send_req (req); |
495 | } |
569 | } |
496 | |
570 | |
497 | void |
571 | void |
… | |
… | |
534 | } |
608 | } |
535 | |
609 | |
536 | if (length < 0) |
610 | if (length < 0) |
537 | croak ("length must not be negative"); |
611 | croak ("length must not be negative"); |
538 | |
612 | |
539 | Newz (0, req, 1, aio_cb); |
613 | { |
|
|
614 | dREQ; |
540 | |
615 | |
541 | if (!req) |
|
|
542 | croak ("out of memory during aio_req allocation"); |
|
|
543 | |
|
|
544 | req->type = ix; |
616 | req->type = ix; |
545 | req->fh = newSVsv (fh); |
617 | req->fh = newSVsv (fh); |
546 | req->fd = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
618 | req->fd = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
547 | : IoOFP (sv_2io (fh))); |
619 | : IoOFP (sv_2io (fh))); |
548 | req->offset = offset; |
620 | req->offset = offset; |
549 | req->length = length; |
621 | req->length = length; |
550 | req->data = SvREFCNT_inc (data); |
622 | req->data = SvREFCNT_inc (data); |
551 | req->dataptr = (char *)svptr + dataoffset; |
623 | req->dataptr = (char *)svptr + dataoffset; |
552 | req->callback = SvREFCNT_inc (callback); |
624 | req->callback = SvREFCNT_inc (callback); |
553 | |
625 | |
554 | send_req (req); |
626 | send_req (req); |
|
|
627 | } |
555 | } |
628 | } |
556 | |
629 | |
557 | void |
630 | void |
558 | aio_readahead(fh,offset,length,callback=&PL_sv_undef) |
631 | aio_readahead(fh,offset,length,callback=&PL_sv_undef) |
559 | SV * fh |
632 | SV * fh |
… | |
… | |
561 | IV length |
634 | IV length |
562 | SV * callback |
635 | SV * callback |
563 | PROTOTYPE: $$$;$ |
636 | PROTOTYPE: $$$;$ |
564 | CODE: |
637 | CODE: |
565 | { |
638 | { |
566 | aio_req req; |
639 | dREQ; |
567 | |
|
|
568 | if (length < 0) |
|
|
569 | croak ("length must not be negative"); |
|
|
570 | |
|
|
571 | Newz (0, req, 1, aio_cb); |
|
|
572 | |
|
|
573 | if (!req) |
|
|
574 | croak ("out of memory during aio_req allocation"); |
|
|
575 | |
640 | |
576 | req->type = REQ_READAHEAD; |
641 | req->type = REQ_READAHEAD; |
577 | req->fh = newSVsv (fh); |
642 | req->fh = newSVsv (fh); |
578 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
643 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
579 | req->offset = offset; |
644 | req->offset = offset; |
580 | req->length = length; |
645 | req->length = length; |
581 | req->callback = SvREFCNT_inc (callback); |
|
|
582 | |
646 | |
583 | send_req (req); |
647 | send_req (req); |
584 | } |
648 | } |
585 | |
649 | |
586 | void |
650 | void |
… | |
… | |
590 | ALIAS: |
654 | ALIAS: |
591 | aio_stat = REQ_STAT |
655 | aio_stat = REQ_STAT |
592 | aio_lstat = REQ_LSTAT |
656 | aio_lstat = REQ_LSTAT |
593 | CODE: |
657 | CODE: |
594 | { |
658 | { |
595 | aio_req req; |
659 | dREQ; |
596 | |
|
|
597 | Newz (0, req, 1, aio_cb); |
|
|
598 | |
|
|
599 | if (!req) |
|
|
600 | croak ("out of memory during aio_req allocation"); |
|
|
601 | |
660 | |
602 | New (0, req->statdata, 1, Stat_t); |
661 | New (0, req->statdata, 1, Stat_t); |
603 | |
|
|
604 | if (!req->statdata) |
662 | if (!req->statdata) |
605 | croak ("out of memory during aio_req->statdata allocation"); |
663 | croak ("out of memory during aio_req->statdata allocation (sorry, i just leaked memory, too)"); |
606 | |
664 | |
607 | if (SvPOK (fh_or_path)) |
665 | if (SvPOK (fh_or_path)) |
608 | { |
666 | { |
609 | req->type = ix; |
667 | req->type = ix; |
610 | req->data = newSVsv (fh_or_path); |
668 | req->data = newSVsv (fh_or_path); |
611 | req->dataptr = SvPV_nolen (req->data); |
669 | req->dataptr = SvPVbyte_nolen (req->data); |
612 | } |
670 | } |
613 | else |
671 | else |
614 | { |
672 | { |
615 | req->type = REQ_FSTAT; |
673 | req->type = REQ_FSTAT; |
616 | req->fh = newSVsv (fh_or_path); |
674 | req->fh = newSVsv (fh_or_path); |
617 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
675 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
618 | } |
676 | } |
619 | |
677 | |
620 | req->callback = SvREFCNT_inc (callback); |
|
|
621 | |
|
|
622 | send_req (req); |
678 | send_req (req); |
623 | } |
679 | } |
624 | |
680 | |
625 | void |
681 | void |
626 | aio_unlink(pathname,callback=&PL_sv_undef) |
682 | aio_unlink(pathname,callback=&PL_sv_undef) |
627 | SV * pathname |
683 | SV * pathname |
628 | SV * callback |
684 | SV * callback |
|
|
685 | ALIAS: |
|
|
686 | aio_unlink = REQ_UNLINK |
|
|
687 | aio_rmdir = REQ_RMDIR |
629 | CODE: |
688 | CODE: |
630 | { |
689 | { |
631 | aio_req req; |
690 | dREQ; |
632 | |
691 | |
633 | Newz (0, req, 1, aio_cb); |
692 | req->type = ix; |
|
|
693 | req->data = newSVsv (pathname); |
|
|
694 | req->dataptr = SvPVbyte_nolen (req->data); |
634 | |
695 | |
635 | if (!req) |
696 | send_req (req); |
636 | croak ("out of memory during aio_req allocation"); |
697 | } |
|
|
698 | |
|
|
699 | void |
|
|
700 | aio_symlink(oldpath,newpath,callback=&PL_sv_undef) |
|
|
701 | SV * oldpath |
|
|
702 | SV * newpath |
|
|
703 | SV * callback |
|
|
704 | CODE: |
|
|
705 | { |
|
|
706 | dREQ; |
637 | |
707 | |
638 | req->type = REQ_UNLINK; |
708 | req->type = REQ_SYMLINK; |
|
|
709 | req->fh = newSVsv (oldpath); |
|
|
710 | req->data2ptr = SvPVbyte_nolen (req->fh); |
639 | req->data = newSVsv (pathname); |
711 | req->data = newSVsv (newpath); |
640 | req->dataptr = SvPV_nolen (req->data); |
712 | req->dataptr = SvPVbyte_nolen (req->data); |
641 | req->callback = SvREFCNT_inc (callback); |
|
|
642 | |
713 | |
643 | send_req (req); |
714 | send_req (req); |
644 | } |
715 | } |
645 | |
716 | |
646 | void |
717 | void |