net/asterisk-1.6.x/patches/200-uclibc-daemon.patch

   1 diff -Nru asterisk-1.6.1-beta4.org/main/asterisk.c asterisk-1.6.1-beta4/main/asterisk.c
   2 --- asterisk-1.6.1-beta4.org/main/asterisk.c    2008-12-12 23:05:58.000000000 +0100
   3 +++ asterisk-1.6.1-beta4/main/asterisk.c        2008-12-23 15:28:21.000000000 +0100
   4 @@ -3295,9 +3295,40 @@
   5  #if HAVE_WORKING_FORK
   6         if (ast_opt_always_fork || !ast_opt_no_fork) {
   7  #ifndef HAVE_SBIN_LAUNCHD
   8 +#ifndef __UCLIBC__
   9                 if (daemon(1, 0) < 0) {
  10                         ast_log(LOG_ERROR, "daemon() failed: %s\n", strerror(errno));
  11                 }
  12 +#else
  13 +               /*
  14 +                * workaround for uClibc-0.9.29 mipsel bug:
  15 +                * recursive mutexes do not work if uClibc daemon() function has been called,
  16 +                * if parent thread locks a mutex
  17 +                * the child thread cannot acquire a lock with the same name
  18 +                * (same code works if daemon() is not called)
  19 +                * but duplication of uClibc daemon.c code in here does work.
  20 +                */
  21 +               int fd;
  22 +               switch (fork()) {
  23 +                       case -1:
  24 +                               exit(1);
  25 +                       case 0:
  26 +                               break;
  27 +                       default:
  28 +                               _exit(0);
  29 +               }
  30 +               if (setsid() == -1)
  31 +                       exit(1);
  32 +               if (fork())
  33 +                       _exit(0);
  34 +               if ((fd = open("/dev/null", O_RDWR, 0)) != -1) {
  35 +                       dup2(fd, STDIN_FILENO);
  36 +                       dup2(fd, STDOUT_FILENO);
  37 +                       dup2(fd, STDERR_FILENO);
  38 +                       if (fd > 2)
  39 +                               close(fd);
  40 +               }
  41 +#endif
  42                 ast_mainpid = getpid();
  43                 /* Blindly re-write pid file since we are forking */
  44                 unlink(ast_config_AST_PID);