openwrt/package/l2tpd/patches/04-nonblock.patch

   1 --- l2tpd-0.70-pre20031121.orig/l2tpd.c.orig    2006-04-05 13:28:36.000000000 +0100
   2 +++ l2tpd-0.70-pre20031121.orig/l2tpd.c 2006-04-05 13:33:39.000000000 +0100
   3 @@ -289,6 +289,8 @@
   4  #endif
   5      struct termios ptyconf;
   6      char *str;
   7 +    int flags;
   8 +
   9      p = opts;
  10      stropt[0] = strdup (PPPD);
  11      while (p)
  12 @@ -347,6 +349,14 @@
  13                 close(c->fd);
  14                 return -EINVAL;
  15             }
  16 +           flags = fcntl(c->fd, F_GETFL);
  17 +           if (flags < 0 || fcntl(c->fd, F_SETFL, flags | O_NONBLOCK) < 0)
  18 +           {
  19 +               log (LOG_WARN, "%s: unable to fcntl(O_NONBLOCK) on pty\n",
  20 +                       __FUNCTION__);
  21 +               close(c->fd);
  22 +               return -EINVAL;
  23 +           }
  24             tty = ptsname(c->fd);
  25             if (tty == NULL)
  26             {