fish: fix the Ctrl-\ causes guestfish to abort bug(RHBZ#596761)

Handle SIGQUIT by guestfish, so that it can't be terminated.

Signed-off-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>

diff --git a/fish/fish.c b/fish/fish.c
index efd6b0b..b782b7c 100644 (file)
--- a/fish/fish.c
+++ b/fish/fish.c
@@ -402,6 +402,7 @@ main (int argc, char *argv[])
     sa.sa_handler = user_cancel;
     sa.sa_flags = SA_RESTART;
     sigaction (SIGINT, &sa, NULL);
+    sigaction (SIGQUIT, &sa, NULL);
 
     guestfs_set_pgroup (g, 1);
   }