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/cvs/Linux-AIO/AIO.xs
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Comparing Linux-AIO/AIO.xs (file contents):
Revision 1.30 by root, Sat Jul 9 23:38:07 2005 UTC vs.
Revision 1.32 by root, Tue Jul 12 10:51:09 2005 UTC

… …
169} 169}
170 170
171static void 171static void
172poll_wait () 172poll_wait ()
173{ 173{
174 if (!nreqs)
175 return;
176
174 fd_set rfd; 177 fd_set rfd;
175 FD_ZERO(&rfd); 178 FD_ZERO(&rfd);
176 FD_SET(respipe[0], &rfd); 179 FD_SET(respipe[0], &rfd);
177 180
178 select (respipe[0] + 1, &rfd, 0, 0, 0); 181 select (respipe[0] + 1, &rfd, 0, 0, 0);
… …
238} 241}
239 242
240static sigset_t fullsigset; 243static sigset_t fullsigset;
241 244
242#undef errno 245#undef errno
243#include <asm/unistd.h> 246#include <linux/unistd.h>
244#include <linux/types.h> 247#include <linux/types.h>
245#include <sys/prctl.h> 248#include <sys/prctl.h>
246 249
247#if __alpha || __ia64 || __hppa || __v850__ 250#if __alpha || __ia64 || __hppa || __v850__
248# define stat kernelstat 251# define stat kernelstat
… …
402void 405void
403max_parallel(nthreads) 406max_parallel(nthreads)
404 int nthreads 407 int nthreads
405 PROTOTYPE: $ 408 PROTOTYPE: $
406 CODE: 409 CODE:
410{
407 int cur = started; 411 int cur = started;
408 while (cur > nthreads) 412 while (cur > nthreads)
409 { 413 {
410 end_thread (); 414 end_thread ();
411 cur--; 415 cur--;
… …
414 while (started > nthreads) 418 while (started > nthreads)
415 { 419 {
416 poll_wait (); 420 poll_wait ();
417 poll_cb (aTHX); 421 poll_cb (aTHX);
418 } 422 }
423}
419 424
420void 425void
421aio_open(pathname,flags,mode,callback) 426aio_open(pathname,flags,mode,callback)
422 SV * pathname 427 SV * pathname
423 int flags 428 int flags
424 int mode 429 int mode
425 SV * callback 430 SV * callback
426 PROTOTYPE: $$$$ 431 PROTOTYPE: $$$$
427 CODE: 432 CODE:
433{
428 aio_req req; 434 aio_req req;
429 435
430 Newz (0, req, 1, aio_cb); 436 Newz (0, req, 1, aio_cb);
431 437
432 if (!req) 438 if (!req)
… …
438 req->fd = flags; 444 req->fd = flags;
439 req->mode = mode; 445 req->mode = mode;
440 req->callback = SvREFCNT_inc (callback); 446 req->callback = SvREFCNT_inc (callback);
441 447
442 send_req (req); 448 send_req (req);
449}
443 450
444void 451void
445aio_close(fh,callback) 452aio_close(fh,callback)
446 InputStream fh 453 InputStream fh
447 SV * callback 454 SV * callback
… …
449 ALIAS: 456 ALIAS:
450 aio_close = REQ_CLOSE 457 aio_close = REQ_CLOSE
451 aio_fsync = REQ_FSYNC 458 aio_fsync = REQ_FSYNC
452 aio_fdatasync = REQ_FDATASYNC 459 aio_fdatasync = REQ_FDATASYNC
453 CODE: 460 CODE:
461{
454 aio_req req; 462 aio_req req;
455 463
456 Newz (0, req, 1, aio_cb); 464 Newz (0, req, 1, aio_cb);
457 465
458 if (!req) 466 if (!req)
… …
461 req->type = ix; 469 req->type = ix;
462 req->fd = PerlIO_fileno (fh); 470 req->fd = PerlIO_fileno (fh);
463 req->callback = SvREFCNT_inc (callback); 471 req->callback = SvREFCNT_inc (callback);
464 472
465 send_req (req); 473 send_req (req);
474}
466 475
467void 476void
468aio_read(fh,offset,length,data,dataoffset,callback) 477aio_read(fh,offset,length,data,dataoffset,callback)
469 InputStream fh 478 InputStream fh
470 UV offset 479 UV offset
… …
487 PROTOTYPE: $$$$$$ 496 PROTOTYPE: $$$$$$
488 CODE: 497 CODE:
489 read_write (aTHX_ 1, PerlIO_fileno (fh), offset, length, data, dataoffset, callback); 498 read_write (aTHX_ 1, PerlIO_fileno (fh), offset, length, data, dataoffset, callback);
490 499
491void 500void
501aio_readahead(fh,offset,length,callback)
502 InputStream fh
503 UV offset
504 IV length
505 SV * callback
506 PROTOTYPE: $$$$
507 CODE:
508{
509 aio_req req;
510
511 if (length < 0)
512 croak ("length must not be negative");
513
514 Newz (0, req, 1, aio_cb);
515
516 if (!req)
517 croak ("out of memory during aio_req allocation");
518
519 req->type = REQ_READAHEAD;
520 req->fd = PerlIO_fileno (fh);
521 req->offset = offset;
522 req->length = length;
523 req->callback = SvREFCNT_inc (callback);
524
525 send_req (req);
526}
527
528void
492aio_stat(fh_or_path,callback) 529aio_stat(fh_or_path,callback)
493 SV * fh_or_path 530 SV * fh_or_path
494 SV * callback 531 SV * callback
495 PROTOTYPE: $$ 532 PROTOTYPE: $$
496 ALIAS: 533 ALIAS:
497 aio_lstat = 1 534 aio_lstat = 1
498 CODE: 535 CODE:
536{
499 aio_req req; 537 aio_req req;
500 538
501 Newz (0, req, 1, aio_cb); 539 Newz (0, req, 1, aio_cb);
502 540
503 if (!req) 541 if (!req)
… …
521 } 559 }
522 560
523 req->callback = SvREFCNT_inc (callback); 561 req->callback = SvREFCNT_inc (callback);
524 562
525 send_req (req); 563 send_req (req);
564}
526 565
527void 566void
528aio_unlink(pathname,callback) 567aio_unlink(pathname,callback)
529 SV * pathname 568 SV * pathname
530 SV * callback 569 SV * callback
531 PROTOTYPE: $$ 570 PROTOTYPE: $$
532 CODE: 571 CODE:
572{
533 aio_req req; 573 aio_req req;
534 574
535 Newz (0, req, 1, aio_cb); 575 Newz (0, req, 1, aio_cb);
536 576
537 if (!req) 577 if (!req)
… …
541 req->data = newSVsv (pathname); 581 req->data = newSVsv (pathname);
542 req->dataptr = SvPV_nolen (req->data); 582 req->dataptr = SvPV_nolen (req->data);
543 req->callback = SvREFCNT_inc (callback); 583 req->callback = SvREFCNT_inc (callback);
544 584
545 send_req (req); 585 send_req (req);
586}
546 587
547int 588int
548poll_fileno() 589poll_fileno()
549 PROTOTYPE: 590 PROTOTYPE:
550 CODE: 591 CODE:

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