Yell about unknown branches.

Changed files:
    update-source.sh -> 1.7

diff --git a/update-source.sh b/update-source.sh
index a092dc3bf0186d370ec2b2a6853c831378df350c..0d96d684b97a1ae8e198d44c1f03f52c0b2ab565 100644 (file)
--- a/update-source.sh
+++ b/update-source.sh
@@ -3,6 +3,16 @@
 arch=x86_64
 # branch: stable, beta, unstable. default: stable
 branch=${1:-stable}
+
+case "${branch}" in
+       stable|beta|unstable)
+               ;;
+       *)
+               echo "$0: Unknown branch: $branch. Supported branches: stable, beta, unstable." >&2
+               exit 1
+               ;;
+esac
+
 sourceurl=http://dl.google.com/linux/chrome/rpm/stable/$arch/
 
 set -e