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-rwxr-xr-xlocalcowbuilder-login16
1 files changed, 13 insertions, 3 deletions
diff --git a/localcowbuilder-login b/localcowbuilder-login
index 2074f2c..b08dc33 100755
--- a/localcowbuilder-login
+++ b/localcowbuilder-login
@@ -1,9 +1,19 @@
#!/bin/sh
+set -e
+
+PRG=$(basename "$0")
+
+function showhelp() {
+ cat <<EOF
+Usage: $PRG POOL [cowbuilderopts]
+
+Example: $PRG sarge_with_hacks
+EOF
+}
+
if [ $# -eq 0 ]; then
- echo "Usage: $(basename $0) POOL [cowbuilderopts]"
- echo ""
- echo "Example: $(basename $0) sarge_with_hacks"
+ showhelp
exit 1
fi