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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.34 by root, Tue Aug 23 00:03:14 2005 UTC vs.
Revision 1.40 by root, Sat Jun 24 16:27:02 2006 UTC

… …
7 7
8#include "autoconf/config.h" 8#include "autoconf/config.h"
9 9
10#include <pthread.h> 10#include <pthread.h>
11 11
12#include <stddef.h>
12#include <sys/types.h> 13#include <sys/types.h>
13#include <sys/stat.h> 14#include <sys/stat.h>
14 15#include <limits.h>
15#include <unistd.h> 16#include <unistd.h>
16#include <fcntl.h> 17#include <fcntl.h>
17#include <signal.h> 18#include <signal.h>
18#include <sched.h> 19#include <sched.h>
19 20
… …
23# elif __freebsd 24# elif __freebsd
24# include <sys/socket.h> 25# include <sys/socket.h>
25# include <sys/uio.h> 26# include <sys/uio.h>
26# elif __hpux 27# elif __hpux
27# include <sys/socket.h> 28# include <sys/socket.h>
29# elif __solaris /* not yet */
30# include <sys/sendfile.h>
28# else 31# else
29# error sendfile support requested but not available 32# error sendfile support requested but not available
30# endif 33# endif
31#endif 34#endif
32 35
36/* used for struct dirent, AIX doesn't provide it */
37#ifndef NAME_MAX
38# define NAME_MAX 4096
39#endif
40
33#if __ia64 41#if __ia64
34# define STACKSIZE 65536 42# define STACKSIZE 65536
35#else 43#else
36# define STACKSIZE 4096 44# define STACKSIZE 8192
37#endif 45#endif
38 46
39enum { 47enum {
40 REQ_QUIT, 48 REQ_QUIT,
41 REQ_OPEN, REQ_CLOSE, 49 REQ_OPEN, REQ_CLOSE,
42 REQ_READ, REQ_WRITE, REQ_READAHEAD, 50 REQ_READ, REQ_WRITE, REQ_READAHEAD,
43 REQ_SENDFILE, 51 REQ_SENDFILE,
44 REQ_STAT, REQ_LSTAT, REQ_FSTAT, 52 REQ_STAT, REQ_LSTAT, REQ_FSTAT,
45 REQ_FSYNC, REQ_FDATASYNC, 53 REQ_FSYNC, REQ_FDATASYNC,
46 REQ_UNLINK, REQ_RMDIR, 54 REQ_UNLINK, REQ_RMDIR, REQ_RENAME,
47 REQ_SYMLINK, 55 REQ_READDIR,
56 REQ_LINK, REQ_SYMLINK,
48}; 57};
49 58
50typedef struct aio_cb { 59typedef struct aio_cb {
51 struct aio_cb *volatile next; 60 struct aio_cb *volatile next;
52 61
53 int type; 62 int type;
54 63
64 /* should receive a cleanup, with unions */
55 int fd, fd2; 65 int fd, fd2;
56 off_t offset; 66 off_t offset;
57 size_t length; 67 size_t length;
58 ssize_t result; 68 ssize_t result;
59 mode_t mode; /* open */ 69 mode_t mode; /* open */
… …
95 Safefree (req->statdata); 105 Safefree (req->statdata);
96 106
97 if (req->callback) 107 if (req->callback)
98 SvREFCNT_dec (req->callback); 108 SvREFCNT_dec (req->callback);
99 109
110 if (req->type == REQ_READDIR && req->result >= 0)
111 free (req->data2ptr);
112
100 Safefree (req); 113 Safefree (req);
101} 114}
102 115
103static void 116static void
104poll_wait () 117poll_wait ()
… …
168 PL_statcache = *(req->statdata); 181 PL_statcache = *(req->statdata);
169 } 182 }
170 183
171 ENTER; 184 ENTER;
172 PUSHMARK (SP); 185 PUSHMARK (SP);
173 XPUSHs (sv_2mortal (newSViv (req->result)));
174 186
175 if (req->type == REQ_OPEN) 187 if (req->type == REQ_READDIR)
176 { 188 {
189 SV *rv = &PL_sv_undef;
190
191 if (req->result >= 0)
192 {
193 char *buf = req->data2ptr;
194 AV *av = newAV ();
195
196 while (req->result)
197 {
198 SV *sv = newSVpv (buf, 0);
199
200 av_push (av, sv);
201 buf += SvCUR (sv) + 1;
202 req->result--;
203 }
204
205 rv = sv_2mortal (newRV_noinc ((SV *)av));
206 }
207
208 XPUSHs (rv);
209 }
210 else
211 {
212 XPUSHs (sv_2mortal (newSViv (req->result)));
213
214 if (req->type == REQ_OPEN)
215 {
177 /* convert fd to fh */ 216 /* convert fd to fh */
178 SV *fh; 217 SV *fh;
179 218
180 PUTBACK; 219 PUTBACK;
181 call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL); 220 call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL);
182 SPAGAIN; 221 SPAGAIN;
183 222
184 fh = SvREFCNT_inc (POPs); 223 fh = SvREFCNT_inc (POPs);
185 224
186 PUSHMARK (SP); 225 PUSHMARK (SP);
187 XPUSHs (sv_2mortal (fh)); 226 XPUSHs (sv_2mortal (fh));
227 }
188 } 228 }
189 229
190 if (SvOK (req->callback)) 230 if (SvOK (req->callback))
191 { 231 {
192 PUTBACK; 232 PUTBACK;
… …
315 355
316 if (fcntl (respipe [1], F_SETFL, O_NONBLOCK)) 356 if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
317 croak ("cannot set result pipe to nonblocking mode"); 357 croak ("cannot set result pipe to nonblocking mode");
318} 358}
319 359
320static void atfork_prepare (void)
321{
322 pthread_mutex_lock (&reqlock);
323 pthread_mutex_lock (&reslock);
324}
325
326static void atfork_parent (void)
327{
328 pthread_mutex_unlock (&reslock);
329 pthread_mutex_unlock (&reqlock);
330}
331
332static void atfork_child (void)
333{
334 aio_req prv;
335
336 started = 0;
337
338 while (reqs)
339 {
340 prv = reqs;
341 reqs = prv->next;
342 free_req (prv);
343 }
344
345 reqs = reqe = 0;
346
347 while (ress)
348 {
349 prv = ress;
350 ress = prv->next;
351 free_req (prv);
352 }
353
354 ress = rese = 0;
355
356 close (respipe [0]);
357 close (respipe [1]);
358 create_pipe ();
359
360 atfork_parent ();
361}
362
363/*****************************************************************************/ 360/*****************************************************************************/
364/* work around various missing functions */ 361/* work around various missing functions */
365 362
366#if !HAVE_PREADWRITE 363#if !HAVE_PREADWRITE
367# define pread aio_pread 364# define pread aio_pread
… …
370/* 367/*
371 * make our pread/pwrite safe against themselves, but not against 368 * make our pread/pwrite safe against themselves, but not against
372 * normal read/write by using a mutex. slows down execution a lot, 369 * normal read/write by using a mutex. slows down execution a lot,
373 * but that's your problem, not mine. 370 * but that's your problem, not mine.
374 */ 371 */
375static pthread_mutex_t iolock = PTHREAD_MUTEX_INITIALIZER; 372static pthread_mutex_t preadwritelock = PTHREAD_MUTEX_INITIALIZER;
376 373
377static ssize_t 374static ssize_t
378pread (int fd, void *buf, size_t count, off_t offset) 375pread (int fd, void *buf, size_t count, off_t offset)
379{ 376{
380 ssize_t res; 377 ssize_t res;
381 off_t ooffset; 378 off_t ooffset;
382 379
383 pthread_mutex_lock (&iolock); 380 pthread_mutex_lock (&preadwritelock);
384 ooffset = lseek (fd, 0, SEEK_CUR); 381 ooffset = lseek (fd, 0, SEEK_CUR);
385 lseek (fd, offset, SEEK_SET); 382 lseek (fd, offset, SEEK_SET);
386 res = read (fd, buf, count); 383 res = read (fd, buf, count);
387 lseek (fd, ooffset, SEEK_SET); 384 lseek (fd, ooffset, SEEK_SET);
388 pthread_mutex_unlock (&iolock); 385 pthread_mutex_unlock (&preadwritelock);
389 386
390 return res; 387 return res;
391} 388}
392 389
393static ssize_t 390static ssize_t
394pwrite (int fd, void *buf, size_t count, off_t offset) 391pwrite (int fd, void *buf, size_t count, off_t offset)
395{ 392{
396 ssize_t res; 393 ssize_t res;
397 off_t ooffset; 394 off_t ooffset;
398 395
399 pthread_mutex_lock (&iolock); 396 pthread_mutex_lock (&preadwritelock);
400 ooffset = lseek (fd, 0, SEEK_CUR); 397 ooffset = lseek (fd, 0, SEEK_CUR);
401 lseek (fd, offset, SEEK_SET); 398 lseek (fd, offset, SEEK_SET);
402 res = write (fd, buf, count); 399 res = write (fd, buf, count);
403 lseek (fd, offset, SEEK_SET); 400 lseek (fd, offset, SEEK_SET);
404 pthread_mutex_unlock (&iolock); 401 pthread_mutex_unlock (&preadwritelock);
405 402
406 return res; 403 return res;
407} 404}
408#endif 405#endif
409 406
… …
412#endif 409#endif
413 410
414#if !HAVE_READAHEAD 411#if !HAVE_READAHEAD
415# define readahead aio_readahead 412# define readahead aio_readahead
416 413
417static char readahead_buf[4096];
418
419static ssize_t 414static ssize_t
420readahead (int fd, off_t offset, size_t count) 415readahead (int fd, off_t offset, size_t count)
421{ 416{
417 char readahead_buf[4096];
418
422 while (count > 0) 419 while (count > 0)
423 { 420 {
424 size_t len = count < sizeof (readahead_buf) ? count : sizeof (readahead_buf); 421 size_t len = count < sizeof (readahead_buf) ? count : sizeof (readahead_buf);
425 422
426 pread (fd, readahead_buf, len, offset); 423 pread (fd, readahead_buf, len, offset);
… …
430 427
431 errno = 0; 428 errno = 0;
432} 429}
433#endif 430#endif
434 431
432#if !HAVE_READDIR_R
433# define readdir_r aio_readdir_r
434
435static pthread_mutex_t readdirlock = PTHREAD_MUTEX_INITIALIZER;
436
437static int
438readdir_r (DIR *dirp, struct dirent *ent, struct dirent **res)
439{
440 struct dirent *e;
441 int errorno;
442
443 pthread_mutex_lock (&readdirlock);
444
445 e = readdir (dirp);
446 errorno = errno;
447
448 if (e)
449 {
450 *res = ent;
451 strcpy (ent->d_name, e->d_name);
452 }
453 else
454 *res = 0;
455
456 pthread_mutex_unlock (&readdirlock);
457
458 errno = errorno;
459 return e ? 0 : -1;
460}
461#endif
462
435/* sendfile always needs emulation */ 463/* sendfile always needs emulation */
436static ssize_t 464static ssize_t
437sendfile_ (int ofd, int ifd, off_t offset, size_t count) 465sendfile_ (int ofd, int ifd, off_t offset, size_t count)
438{ 466{
439 ssize_t res; 467 ssize_t res;
440 468
441 if (!count) 469 if (!count)
442 return 0; 470 return 0;
443 471
472#if HAVE_SENDFILE
444#if __linux 473# if __linux
445 res = sendfile (ofd, ifd, &offset, count); 474 res = sendfile (ofd, ifd, &offset, count);
446 475
447#elif __freebsd 476# elif __freebsd
448 /* 477 /*
449 * Of course, the freebsd sendfile is a dire hack with no thoughts 478 * Of course, the freebsd sendfile is a dire hack with no thoughts
450 * wasted on making it similar to other i/o functions. 479 * wasted on making it similar to other I/O functions.
451 */ 480 */
452 { 481 {
453 off_t sbytes; 482 off_t sbytes;
454 res = sendfile (ifd, ofd, offset, count, 0, &sbytes, 0); 483 res = sendfile (ifd, ofd, offset, count, 0, &sbytes, 0);
455 484
456 if (!res && errno == EAGAIN) 485 if (res < 0 && sbytes)
457 /* maybe on others, too, as usual, the manpage leaves you guessing */ 486 /* maybe only on EAGAIN only: as usual, the manpage leaves you guessing */
458 res = sbytes; 487 res = sbytes;
459 } 488 }
460 489
461#elif __hpux 490# elif __hpux
462 res = sendfile (ofd, ifd, offset, count, 0, 0); 491 res = sendfile (ofd, ifd, offset, count, 0, 0);
463 492
493# elif __solaris
494 {
495 struct sendfilevec vec;
496 size_t sbytes;
497
498 vec.sfv_fd = ifd;
499 vec.sfv_flag = 0;
500 vec.sfv_off = offset;
501 vec.sfv_len = count;
502
503 res = sendfilev (ofd, &vec, 1, &sbytes);
504
505 if (res < 0 && sbytes)
506 res = sbytes;
507 }
508
509# endif
464#else 510#else
465 res = -1; 511 res = -1;
466 errno = ENOSYS; 512 errno = ENOSYS;
467#endif 513#endif
468 514
515 if (res < 0
469 if (res < 0 && (errno == ENOSYS || errno == EINVAL || errno == ENOTSOCK)) 516 && (errno == ENOSYS || errno == EINVAL || errno == ENOTSOCK
517#if __solaris
518 || errno == EAFNOSUPPORT || errno == EPROTOTYPE
519#endif
520 )
521 )
470 { 522 {
471 /* emulate sendfile. this is a major pain in the ass */ 523 /* emulate sendfile. this is a major pain in the ass */
472 char *buf = malloc (4096); 524 char buf[4096];
473 res = 0; 525 res = 0;
474 526
475 for (;;) 527 while (count)
476 { 528 {
477 ssize_t cnt; 529 ssize_t cnt;
478 530
479 cnt = pread (ifd, buf, 4096, offset); 531 cnt = pread (ifd, buf, count > 4096 ? 4096 : count, offset);
480 532
481 if (cnt <= 0) 533 if (cnt <= 0)
482 { 534 {
483 if (cnt && !res) res = -1; 535 if (cnt && !res) res = -1;
484 break; 536 break;
485 } 537 }
486 538
487 cnt = write (ofd, buf, cnt); 539 cnt = write (ofd, buf, cnt);
488 540
489 if (cnt <= 0) 541 if (cnt <= 0)
490 { 542 {
491 if (cnt && !res) res = -1; 543 if (cnt && !res) res = -1;
492 break; 544 break;
493 } 545 }
494 546
495 offset += cnt; 547 offset += cnt;
496 res += cnt; 548 res += cnt;
549 count -= cnt;
497 } 550 }
498
499 {
500 int errorno = errno;
501 free (buf);
502 errno = errorno;
503 }
504 } 551 }
505 552
506 return res; 553 return res;
554}
555
556/* read a full directory */
557static int
558scandir_ (const char *path, void **namesp)
559{
560 DIR *dirp = opendir (path);
561 union
562 {
563 struct dirent d;
564 char b [offsetof (struct dirent, d_name) + NAME_MAX + 1];
565 } u;
566 struct dirent *entp;
567 char *name, *names;
568 int memlen = 4096;
569 int memofs = 0;
570 int res = 0;
571 int errorno;
572
573 if (!dirp)
574 return -1;
575
576 names = malloc (memlen);
577
578 for (;;)
579 {
580 errno = 0, readdir_r (dirp, &u.d, &entp);
581
582 if (!entp)
583 break;
584
585 name = entp->d_name;
586
587 if (name [0] != '.' || (name [1] && (name [1] != '.' || name [2])))
588 {
589 int len = strlen (name) + 1;
590
591 res++;
592
593 while (memofs + len > memlen)
594 {
595 memlen *= 2;
596 names = realloc (names, memlen);
597 if (!names)
598 break;
599 }
600
601 memcpy (names + memofs, name, len);
602 memofs += len;
603 }
604 }
605
606 errorno = errno;
607 closedir (dirp);
608
609 if (errorno)
610 {
611 free (names);
612 errno = errorno;
613 res = -1;
614 }
615
616 *namesp = (void *)names;
617 return res;
507} 618}
508 619
509/*****************************************************************************/ 620/*****************************************************************************/
510 621
511static void * 622static void *
… …
554 665
555 case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break; 666 case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break;
556 case REQ_CLOSE: req->result = close (req->fd); break; 667 case REQ_CLOSE: req->result = close (req->fd); break;
557 case REQ_UNLINK: req->result = unlink (req->dataptr); break; 668 case REQ_UNLINK: req->result = unlink (req->dataptr); break;
558 case REQ_RMDIR: req->result = rmdir (req->dataptr); break; 669 case REQ_RMDIR: req->result = rmdir (req->dataptr); break;
670 case REQ_RENAME: req->result = rename (req->data2ptr, req->dataptr); break;
671 case REQ_LINK: req->result = link (req->data2ptr, req->dataptr); break;
559 case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break; 672 case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break;
560 673
561 case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; 674 case REQ_FDATASYNC: req->result = fdatasync (req->fd); break;
562 case REQ_FSYNC: req->result = fsync (req->fd); break; 675 case REQ_FSYNC: req->result = fsync (req->fd); break;
676 case REQ_READDIR: req->result = scandir_ (req->dataptr, &req->data2ptr); break;
563 677
564 case REQ_QUIT: 678 case REQ_QUIT:
565 break; 679 break;
566 680
567 default: 681 default:
… …
591 pthread_mutex_unlock (&reslock); 705 pthread_mutex_unlock (&reslock);
592 } 706 }
593 while (type != REQ_QUIT); 707 while (type != REQ_QUIT);
594 708
595 return 0; 709 return 0;
710}
711
712/*****************************************************************************/
713
714static void atfork_prepare (void)
715{
716 pthread_mutex_lock (&reqlock);
717 pthread_mutex_lock (&reslock);
718#if !HAVE_PREADWRITE
719 pthread_mutex_lock (&preadwritelock);
720#endif
721#if !HAVE_READDIR_R
722 pthread_mutex_lock (&readdirlock);
723#endif
724}
725
726static void atfork_parent (void)
727{
728#if !HAVE_READDIR_R
729 pthread_mutex_unlock (&readdirlock);
730#endif
731#if !HAVE_PREADWRITE
732 pthread_mutex_unlock (&preadwritelock);
733#endif
734 pthread_mutex_unlock (&reslock);
735 pthread_mutex_unlock (&reqlock);
736}
737
738static void atfork_child (void)
739{
740 aio_req prv;
741
742 started = 0;
743
744 while (reqs)
745 {
746 prv = reqs;
747 reqs = prv->next;
748 free_req (prv);
749 }
750
751 reqs = reqe = 0;
752
753 while (ress)
754 {
755 prv = ress;
756 ress = prv->next;
757 free_req (prv);
758 }
759
760 ress = rese = 0;
761
762 close (respipe [0]);
763 close (respipe [1]);
764 create_pipe ();
765
766 atfork_parent ();
596} 767}
597 768
598#define dREQ \ 769#define dREQ \
599 aio_req req; \ 770 aio_req req; \
600 \ 771 \
… …
616 create_pipe (); 787 create_pipe ();
617 pthread_atfork (atfork_prepare, atfork_parent, atfork_child); 788 pthread_atfork (atfork_prepare, atfork_parent, atfork_child);
618} 789}
619 790
620void 791void
621min_parallel(nthreads) 792min_parallel (nthreads)
622 int nthreads 793 int nthreads
623 PROTOTYPE: $ 794 PROTOTYPE: $
624 795
625void 796void
626max_parallel(nthreads) 797max_parallel (nthreads)
627 int nthreads 798 int nthreads
628 PROTOTYPE: $ 799 PROTOTYPE: $
629 800
630int 801int
631max_outstanding(nreqs) 802max_outstanding (nreqs)
632 int nreqs 803 int nreqs
633 PROTOTYPE: $ 804 PROTOTYPE: $
634 CODE: 805 CODE:
635 RETVAL = max_outstanding; 806 RETVAL = max_outstanding;
636 max_outstanding = nreqs; 807 max_outstanding = nreqs;
637 808
638void 809void
639aio_open(pathname,flags,mode,callback=&PL_sv_undef) 810aio_open (pathname,flags,mode,callback=&PL_sv_undef)
640 SV * pathname 811 SV * pathname
641 int flags 812 int flags
642 int mode 813 int mode
643 SV * callback 814 SV * callback
644 PROTOTYPE: $$$;$ 815 PROTOTYPE: $$$;$
… …
654 825
655 send_req (req); 826 send_req (req);
656} 827}
657 828
658void 829void
659aio_close(fh,callback=&PL_sv_undef) 830aio_close (fh,callback=&PL_sv_undef)
660 SV * fh 831 SV * fh
661 SV * callback 832 SV * callback
662 PROTOTYPE: $;$ 833 PROTOTYPE: $;$
663 ALIAS: 834 ALIAS:
664 aio_close = REQ_CLOSE 835 aio_close = REQ_CLOSE
… …
674 845
675 send_req (req); 846 send_req (req);
676} 847}
677 848
678void 849void
679aio_read(fh,offset,length,data,dataoffset,callback=&PL_sv_undef) 850aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef)
680 SV * fh 851 SV * fh
681 UV offset 852 UV offset
682 UV length 853 UV length
683 SV * data 854 SV * data
684 UV dataoffset 855 UV dataoffset
… …
738 send_req (req); 909 send_req (req);
739 } 910 }
740} 911}
741 912
742void 913void
743aio_sendfile(out_fh,in_fh,in_offset,length,callback=&PL_sv_undef) 914aio_sendfile (out_fh,in_fh,in_offset,length,callback=&PL_sv_undef)
744 SV * out_fh 915 SV * out_fh
745 SV * in_fh 916 SV * in_fh
746 UV in_offset 917 UV in_offset
747 UV length 918 UV length
748 SV * callback 919 SV * callback
… …
761 932
762 send_req (req); 933 send_req (req);
763} 934}
764 935
765void 936void
766aio_readahead(fh,offset,length,callback=&PL_sv_undef) 937aio_readahead (fh,offset,length,callback=&PL_sv_undef)
767 SV * fh 938 SV * fh
768 UV offset 939 UV offset
769 IV length 940 IV length
770 SV * callback 941 SV * callback
771 PROTOTYPE: $$$;$ 942 PROTOTYPE: $$$;$
… …
781 952
782 send_req (req); 953 send_req (req);
783} 954}
784 955
785void 956void
786aio_stat(fh_or_path,callback=&PL_sv_undef) 957aio_stat (fh_or_path,callback=&PL_sv_undef)
787 SV * fh_or_path 958 SV * fh_or_path
788 SV * callback 959 SV * callback
789 ALIAS: 960 ALIAS:
790 aio_stat = REQ_STAT 961 aio_stat = REQ_STAT
791 aio_lstat = REQ_LSTAT 962 aio_lstat = REQ_LSTAT
… …
815 986
816 send_req (req); 987 send_req (req);
817} 988}
818 989
819void 990void
820aio_unlink(pathname,callback=&PL_sv_undef) 991aio_unlink (pathname,callback=&PL_sv_undef)
821 SV * pathname 992 SV * pathname
822 SV * callback 993 SV * callback
823 ALIAS: 994 ALIAS:
824 aio_unlink = REQ_UNLINK 995 aio_unlink = REQ_UNLINK
825 aio_rmdir = REQ_RMDIR 996 aio_rmdir = REQ_RMDIR
997 aio_readdir = REQ_READDIR
826 CODE: 998 CODE:
827{ 999{
828 dREQ; 1000 dREQ;
829 1001
830 req->type = ix; 1002 req->type = ix;
… …
833 1005
834 send_req (req); 1006 send_req (req);
835} 1007}
836 1008
837void 1009void
838aio_symlink(oldpath,newpath,callback=&PL_sv_undef) 1010aio_link (oldpath,newpath,callback=&PL_sv_undef)
839 SV * oldpath 1011 SV * oldpath
840 SV * newpath 1012 SV * newpath
841 SV * callback 1013 SV * callback
1014 ALIAS:
1015 aio_link = REQ_LINK
1016 aio_symlink = REQ_SYMLINK
1017 aio_rename = REQ_RENAME
842 CODE: 1018 CODE:
843{ 1019{
844 dREQ; 1020 dREQ;
845 1021
846 req->type = REQ_SYMLINK; 1022 req->type = ix;
847 req->fh = newSVsv (oldpath); 1023 req->fh = newSVsv (oldpath);
848 req->data2ptr = SvPVbyte_nolen (req->fh); 1024 req->data2ptr = SvPVbyte_nolen (req->fh);
849 req->data = newSVsv (newpath); 1025 req->data = newSVsv (newpath);
850 req->dataptr = SvPVbyte_nolen (req->data); 1026 req->dataptr = SvPVbyte_nolen (req->data);
851 1027
852 send_req (req); 1028 send_req (req);
853} 1029}
854 1030
855void 1031void
856flush() 1032flush ()
857 PROTOTYPE: 1033 PROTOTYPE:
858 CODE: 1034 CODE:
859 while (nreqs) 1035 while (nreqs)
860 { 1036 {
861 poll_wait (); 1037 poll_wait ();

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