diff options
| -rw-r--r-- | Documentation/git-submodule.txt | 3 | ||||
| -rwxr-xr-x | git-submodule.sh | 53 |
2 files changed, 50 insertions, 6 deletions
diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt index 2c48936..335e973 100644 --- a/Documentation/git-submodule.txt +++ b/Documentation/git-submodule.txt @@ -21,6 +21,9 @@ add:: repository is cloned at the specified path, added to the changeset and registered in .gitmodules. If no path is specified, the path is deduced from the repository specification. + If the repository url begins with ./ or ../, it is stored as + given but resolved as a relative path from the main project's + url when cloning. status:: Show the status of the submodules. This will print the SHA-1 of the diff --git a/git-submodule.sh b/git-submodule.sh index 673aa27..727b1d3 100755 --- a/git-submodule.sh +++ b/git-submodule.sh @@ -39,6 +39,32 @@ get_repo_base() { ) 2>/dev/null } +# Resolve relative url by appending to parent's url +resolve_relative_url () +{ + branch="$(git symbolic-ref HEAD 2>/dev/null)" + remote="$(git config branch.${branch#refs/heads/}.remote)" + remote="${remote:-origin}" + remoteurl="$(git config remote.$remote.url)" || + die "remote ($remote) does not have a url in .git/config" + url="$1" + while test -n "$url" + do + case "$url" in + ../*) + url="${url#../}" + remoteurl="${remoteurl%/*}" + ;; + ./*) + url="${url#./}" + ;; + *) + break;; + esac + done + echo "$remoteurl/$url" +} + # # Map submodule path to submodule name # @@ -103,11 +129,19 @@ module_add() usage fi - # Turn the source into an absolute path if - # it is local - if base=$(get_repo_base "$repo"); then - repo="$base" - fi + case "$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" + realrepo=$repo + fi + ;; + esac # Guess path from repo if not specified or strip trailing slashes if test -z "$path"; then @@ -122,7 +156,7 @@ module_add() git ls-files --error-unmatch "$path" > /dev/null 2>&1 && die "'$path' already exists in the index" - module_clone "$path" "$repo" || exit + module_clone "$path" "$realrepo" || exit (unset GIT_DIR && cd "$path" && git checkout -q ${branch:+-b "$branch" "origin/$branch"}) || die "Unable to checkout submodule '$path'" git add "$path" || @@ -153,6 +187,13 @@ modules_init() test -z "$url" && die "No url found for submodule path '$path' in .gitmodules" + # Possibly a url relative to parent + case "$url" in + ./*|../*) + url="$(resolve_relative_url "$url")" + ;; + esac + git config submodule."$name".url "$url" || die "Failed to register url for submodule path '$path'" |