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Comparing libev/ev.c (file contents):
Revision 1.46 by root, Sat Nov 3 09:20:12 2007 UTC vs.
Revision 1.49 by root, Sat Nov 3 16:16:58 2007 UTC

413{ 413{
414 signals [signum - 1].gotsig = 1; 414 signals [signum - 1].gotsig = 1;
415 415
416 if (!gotsig) 416 if (!gotsig)
417 { 417 {
418 int old_errno = errno;
418 gotsig = 1; 419 gotsig = 1;
419 write (sigpipe [1], &signum, 1); 420 write (sigpipe [1], &signum, 1);
421 errno = old_errno;
420 } 422 }
421} 423}
422 424
423static void 425static void
424sigcb (struct ev_io *iow, int revents) 426sigcb (struct ev_io *iow, int revents)
476#ifndef WCONTINUED 478#ifndef WCONTINUED
477# define WCONTINUED 0 479# define WCONTINUED 0
478#endif 480#endif
479 481
480static void 482static void
483child_reap (struct ev_signal *sw, int chain, int pid, int status)
484{
485 struct ev_child *w;
486
487 for (w = childs [chain & (PID_HASHSIZE - 1)]; w; w = w->next)
488 if (w->pid == pid || !w->pid)
489 {
490 w->priority = sw->priority; /* need to do it *now* */
491 w->rpid = pid;
492 w->rstatus = status;
493 printf ("rpid %p %d %d\n", w, pid, w->pid);//D
494 event ((W)w, EV_CHILD);
495 }
496}
497
498static void
481childcb (struct ev_signal *sw, int revents) 499childcb (struct ev_signal *sw, int revents)
482{ 500{
483 struct ev_child *w;
484 int pid, status; 501 int pid, status;
485 502
503 printf ("chld %x\n", revents);//D
486 while ((pid = waitpid (-1, &status, WNOHANG | WUNTRACED | WCONTINUED)) != -1) 504 if (0 < (pid = waitpid (-1, &status, WNOHANG | WUNTRACED | WCONTINUED)))
487 for (w = childs [pid & (PID_HASHSIZE - 1)]; w; w = w->next) 505 {
488 if (w->pid == pid || !w->pid) 506 /* make sure we are called again until all childs have been reaped */
489 {
490 w->rpid = pid;
491 w->rstatus = status;
492 event ((W)w, EV_CHILD); 507 event ((W)sw, EV_SIGNAL);
493 } 508
509 child_reap (sw, pid, pid, status);
510 child_reap (sw, 0, pid, status); /* this might trigger a watcher twice, but event catches that */
511 }
494} 512}
495 513
496#endif 514#endif
497 515
498/*****************************************************************************/ 516/*****************************************************************************/
520ev_version_minor (void) 538ev_version_minor (void)
521{ 539{
522 return EV_VERSION_MINOR; 540 return EV_VERSION_MINOR;
523} 541}
524 542
525/* return true if we are running with elevated privileges and ignore env variables */ 543/* return true if we are running with elevated privileges and should ignore env variables */
526static int 544static int
527enable_secure () 545enable_secure ()
528{ 546{
547#ifdef WIN32
548 return 0;
549#else
529 return getuid () != geteuid () 550 return getuid () != geteuid ()
530 || getgid () != getegid (); 551 || getgid () != getegid ();
552#endif
531} 553}
532 554
533int ev_init (int methods) 555int ev_init (int methods)
534{ 556{
535 if (!ev_method) 557 if (!ev_method)
571#endif 593#endif
572 594
573 if (ev_method) 595 if (ev_method)
574 { 596 {
575 ev_watcher_init (&sigev, sigcb); 597 ev_watcher_init (&sigev, sigcb);
598 ev_set_priority (&sigev, EV_MAXPRI);
576 siginit (); 599 siginit ();
577 600
578#ifndef WIN32 601#ifndef WIN32
579 ev_signal_init (&childev, childcb, SIGCHLD); 602 ev_signal_init (&childev, childcb, SIGCHLD);
603 ev_set_priority (&childev, EV_MAXPRI);
580 ev_signal_start (&childev); 604 ev_signal_start (&childev);
581#endif 605#endif
582 } 606 }
583 } 607 }
584 608
1008 } 1032 }
1009 1033
1010 ev_stop ((W)w); 1034 ev_stop ((W)w);
1011} 1035}
1012 1036
1037#ifndef SA_RESTART
1038# define SA_RESTART 0
1039#endif
1040
1013void 1041void
1014ev_signal_start (struct ev_signal *w) 1042ev_signal_start (struct ev_signal *w)
1015{ 1043{
1016 if (ev_is_active (w)) 1044 if (ev_is_active (w))
1017 return; 1045 return;
1025 if (!w->next) 1053 if (!w->next)
1026 { 1054 {
1027 struct sigaction sa; 1055 struct sigaction sa;
1028 sa.sa_handler = sighandler; 1056 sa.sa_handler = sighandler;
1029 sigfillset (&sa.sa_mask); 1057 sigfillset (&sa.sa_mask);
1030 sa.sa_flags = 0; 1058 sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */
1031 sigaction (w->signum, &sa, 0); 1059 sigaction (w->signum, &sa, 0);
1032 } 1060 }
1033} 1061}
1034 1062
1035void 1063void

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