diff options
Diffstat (limited to 'git-submodule.sh')
| -rwxr-xr-x | git-submodule.sh | 37 |
1 files changed, 23 insertions, 14 deletions
diff --git a/git-submodule.sh b/git-submodule.sh index 77d223292c..2dd372a21d 100755 --- a/git-submodule.sh +++ b/git-submodule.sh @@ -222,7 +222,7 @@ cmd_add() module_clone "$path" "$realrepo" "$reference" || exit ( - unset GIT_DIR + clear_local_git_env cd "$path" && # ash fails to wordsplit ${branch:+-b "$branch"...} case "$branch" in @@ -278,7 +278,7 @@ cmd_foreach() name=$(module_name "$path") ( prefix="$prefix$path/" - unset GIT_DIR + clear_local_git_env cd "$path" && eval "$@" && if test -n "$recursive" @@ -434,7 +434,7 @@ cmd_update() module_clone "$path" "$url" "$reference"|| exit subsha1= else - subsha1=$(unset GIT_DIR; cd "$path" && + subsha1=$(clear_local_git_env; cd "$path" && git rev-parse --verify HEAD) || die "Unable to find current revision in submodule path '$path'" fi @@ -454,7 +454,7 @@ cmd_update() if test -z "$nofetch" then - (unset GIT_DIR; cd "$path" && + (clear_local_git_env; cd "$path" && git-fetch) || die "Unable to fetch in submodule path '$path'" fi @@ -477,14 +477,14 @@ cmd_update() ;; esac - (unset GIT_DIR; cd "$path" && $command "$sha1") || + (clear_local_git_env; cd "$path" && $command "$sha1") || die "Unable to $action '$sha1' in submodule path '$path'" say "Submodule path '$path': $msg '$sha1'" fi if test -n "$recursive" then - (unset GIT_DIR; cd "$path" && cmd_update $orig_args) || + (clear_local_git_env; cd "$path" && cmd_update $orig_args) || die "Failed to recurse into submodule path '$path'" fi done @@ -492,7 +492,7 @@ cmd_update() set_name_rev () { revname=$( ( - unset GIT_DIR + clear_local_git_env cd "$1" && { git describe "$2" 2>/dev/null || git describe --tags "$2" 2>/dev/null || @@ -553,12 +553,17 @@ cmd_summary() { test $summary_limit = 0 && return - if rev=$(git rev-parse -q --verify "$1^0") + if rev=$(git rev-parse -q --verify --default HEAD ${1+"$1"}) then head=$rev - shift + test $# = 0 || shift + elif test -z "$1" -o "$1" = "HEAD" + then + # before the first commit: compare with an empty tree + head=$(git hash-object -w -t tree --stdin </dev/null) + test -z "$1" || shift else - head=HEAD + head="HEAD" fi if [ -n "$files" ] @@ -688,7 +693,11 @@ cmd_summary() { echo done | if test -n "$for_status"; then - echo "# Modified submodules:" + if [ -n "$files" ]; then + echo "# Submodules changed but not updated:" + else + echo "# Submodule changes to be committed:" + fi echo "#" sed -e 's|^|# |' -e 's|^# $|#|' else @@ -753,7 +762,7 @@ cmd_status() else if test -z "$cached" then - sha1=$(unset GIT_DIR; cd "$path" && git rev-parse --verify HEAD) + sha1=$(clear_local_git_env; cd "$path" && git rev-parse --verify HEAD) set_name_rev "$path" "$sha1" fi say "+$sha1 $displaypath$revname" @@ -763,7 +772,7 @@ cmd_status() then ( prefix="$displaypath/" - unset GIT_DIR + clear_local_git_env cd "$path" && cmd_status $orig_args ) || @@ -814,7 +823,7 @@ cmd_sync() if test -e "$path"/.git then ( - unset GIT_DIR + clear_local_git_env cd "$path" remote=$(get_default_remote) say "Synchronizing submodule url for '$name'" |