net/asterisk-1.4.x/patches/035-main-asterisk-uclibc-daemon.patch

   1 diff -Nru asterisk-1.4.23.1.org/main/asterisk.c asterisk-1.4.23.1/main/asterisk.c
   2 --- asterisk-1.4.23.1.org/main/asterisk.c       2008-12-23 16:35:38.000000000 +0100
   3 +++ asterisk-1.4.23.1/main/asterisk.c   2009-01-31 15:41:40.000000000 +0100
   4 @@ -2986,9 +2986,40 @@
   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);