buildfile: check required argument count

1 files changed, 5 insertions, 0 deletions

diff --git a/buildfile b/buildfile
index d19d4eb..aba1005 100755
--- a/buildfile
+++ b/buildfile
@@ -9,6 +9,11 @@ if [ "$1" = "-v" ]; then
     shift
 fi
 
+if [ -z "$1" -o -z "$2" ]; then
+    echo "Usage: $0 <filename> <hostname>"
+    exit 1
+fi
+
 bcfg2-info -Q "$REPO" buildfile "$@" | \
     if [ "$verbose" = "1" ]; then
         awk '/<Path/,/<\/Path>/{print}'