Add an error message if number of arguments is incorrect

This commit is contained in:
Philipp Hagemeister 2013-06-25 19:04:30 +02:00
parent 0669b923c0
commit c052029267
1 changed files with 5 additions and 0 deletions

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@ -3,6 +3,11 @@ set -e
version="$1"
if [ -z "$version" ]; then
echo "Usage: $0 version"
exit 1
fi
ln -sf ../downloads/$version latest/directory
for f in $(ls "downloads/$version/"); do \
ln -sf "../downloads/$version/$f" latest/$(echo $f | sed -e "s@-$version@@")