remote-helpers: cleanup more global variables

diff --git a/contrib/subtree/git-subtree.sh b/contrib/subtree/git-subtree.sh
index 57013763ec5abc95f414ce919907dc074d9a99b5..7d7af03274ee0759c9e915a6ea7b52ecce65cf55 100755 (executable)
--- a/contrib/subtree/git-subtree.sh
+++ b/contrib/subtree/git-subtree.sh
@@ -311,7 +311,7 @@ copy_commit()
                        GIT_COMMITTER_NAME \
                        GIT_COMMITTER_EMAIL \
                        GIT_COMMITTER_DATE
-               (echo -n "$annotate"; cat ) |
+               (printf "%s" "$annotate"; cat ) |
                git commit-tree "$2" $3  # reads the rest of stdin
        ) || die "Can't copy commit $1"
 }
@@ -715,7 +715,8 @@ cmd_push()
            repository=$1
            refspec=$2
            echo "git push using: " $repository $refspec
-           git push $repository $(git subtree split --prefix=$prefix):refs/heads/$refspec
+           localrev=$(git subtree split --prefix="$prefix") || die
+           git push $repository $localrev:refs/heads/$refspec
        else
            die "'$dir' must already exist. Try 'git subtree add'."
        fi