Install signal handler to always cleanup chroot.

[grml-debootstrap.git] / chroot-script

diff --git a/chroot-script b/chroot-script
index f056f61..d0f71f3 100755 (executable)
--- a/chroot-script
+++ b/chroot-script
@@ -417,6 +417,18 @@ finalize() {
 }
 # }}}
 
 }
 # }}}
 

+# signal handler {{{
+signal_handler() {
+  finalize
+  [ -n "$1" ] && EXIT="$1" || EXIT="1"
+  exit "$EXIT"
+}
+# }}}
+
+# set signal handler {{{
+trap signal_handler HUP INT QUIT TERM
+# }}}
+

 # execute the functions {{{
 
  # always execute install_policy_rcd
 # execute the functions {{{
 
  # always execute install_policy_rcd