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-rwxr-xr-xgit-submodule.sh50
1 files changed, 30 insertions, 20 deletions
diff --git a/git-submodule.sh b/git-submodule.sh
index 67d3224..7171cb6 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -153,20 +153,6 @@ cmd_add()
usage
fi
- case "$repo" in
- ./*|../*)
- # dereference source url relative to parent's url
- realrepo="$(resolve_relative_url $repo)" ;;
- *)
- # Turn the source into an absolute path if
- # it is local
- if base=$(get_repo_base "$repo"); then
- repo="$base"
- fi
- realrepo=$repo
- ;;
- esac
-
# Guess path from repo if not specified or strip trailing slashes
if test -z "$path"; then
path=$(echo "$repo" | sed -e 's|/*$||' -e 's|:*/*\.git$||' -e 's|.*[/:]||g')
@@ -174,15 +160,39 @@ cmd_add()
path=$(echo "$path" | sed -e 's|/*$||')
fi
- test -e "$path" &&
- die "'$path' already exists"
-
git ls-files --error-unmatch "$path" > /dev/null 2>&1 &&
die "'$path' already exists in the index"
- module_clone "$path" "$realrepo" || exit
- (unset GIT_DIR; cd "$path" && git checkout -q ${branch:+-b "$branch" "origin/$branch"}) ||
- die "Unable to checkout submodule '$path'"
+ # perhaps the path exists and is already a git repo, else clone it
+ if test -e "$path"
+ then
+ if test -d "$path/.git" &&
+ test "$(unset GIT_DIR; cd $path; git rev-parse --git-dir)" = ".git"
+ then
+ echo "Adding existing repo at '$path' to the index"
+ else
+ die "'$path' already exists and is not a valid git repo"
+ fi
+ else
+ case "$repo" in
+ ./*|../*)
+ # dereference source url relative to parent's url
+ realrepo="$(resolve_relative_url $repo)" ;;
+ *)
+ # Turn the source into an absolute path if
+ # it is local
+ if base=$(get_repo_base "$repo"); then
+ repo="$base"
+ fi
+ realrepo=$repo
+ ;;
+ esac
+
+ module_clone "$path" "$realrepo" || exit
+ (unset GIT_DIR; cd "$path" && git checkout -q ${branch:+-b "$branch" "origin/$branch"}) ||
+ die "Unable to checkout submodule '$path'"
+ fi
+
git add "$path" ||
die "Failed to add submodule '$path'"