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authorDaniel Baumann <daniel@debian.org>2009-11-22 14:36:42 +0100
committerDaniel Baumann <daniel@debian.org>2009-11-22 14:38:00 +0100
commita62f12110b19a52a58d7eae871012202cfa16055 (patch)
tree0bd188079c808ee8956fb5304c46ce8266b49f75 /functions/exit.sh
downloadvyos-live-build-a62f12110b19a52a58d7eae871012202cfa16055.tar.gz
vyos-live-build-a62f12110b19a52a58d7eae871012202cfa16055.zip
Renaming categories to archive areas (Closes: #519690).
Diffstat (limited to 'functions/exit.sh')
-rwxr-xr-xfunctions/exit.sh35
1 files changed, 35 insertions, 0 deletions
diff --git a/functions/exit.sh b/functions/exit.sh
new file mode 100755
index 000000000..bbfaf5837
--- /dev/null
+++ b/functions/exit.sh
@@ -0,0 +1,35 @@
+#!/bin/sh
+
+# exit.sh - cleanup
+# Copyright (C) 2006-2009 Daniel Baumann <daniel@debian.org>
+#
+# live-helper comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
+# This is free software, and you are welcome to redistribute it
+# under certain conditions; see COPYING for details.
+
+Exit ()
+{
+ VALUE="${?}"
+
+ if [ "${_DEBUG}" = "enabled" ]
+ then
+ # Dump variables
+ set | grep -e ^LH
+ fi
+
+ # Always exit true in case we are not able to unmount
+ # (e.g. due to running processes in chroot from user customizations)
+ Echo_message "Begin unmounting filesystems..."
+ for DIRECTORY in $(awk -v dir="${PWD}/chroot/" '$2 ~ dir { print $2 }' /proc/mounts | sort -r)
+ do
+ umount ${DIRECTORY} > /dev/null 2>&1 || true
+ done
+
+ return ${VALUE}
+}
+
+Setup_cleanup ()
+{
+ Echo_message "Setting up cleanup function"
+ trap 'Exit' EXIT HUP INT QUIT TERM
+}