url=$2
reference="$3"
- # If there already is a directory at the submodule path,
- # expect it to be empty (since that is the default checkout
- # action) and try to remove it.
- # Note: if $path is a symlink to a directory the test will
- # succeed but the rmdir will fail. We might want to fix this.
- if test -d "$path"
- then
- rmdir "$path" 2>/dev/null ||
- die "Directory '$path' exists, but is neither empty nor a git repository"
- fi
-
- test -e "$path" &&
- die "A file already exist at path '$path'"
-
if test -n "$reference"
then
git-clone "$reference" -n "$url" "$path"