Merge part of js/portable into next

[git.git] / git-merge.sh

diff --git a/git-merge.sh b/git-merge.sh
index a05eeb2..4609fe5 100755 (executable)
--- a/git-merge.sh
+++ b/git-merge.sh
@@ -146,6 +146,8 @@ case "$#,$common,$no_commit" in
 1,*,)
        # We are not doing octopus, not fast forward, and have only
        # one common.  See if it is really trivial.
+       git var GIT_COMMITTER_IDENT >/dev/null || exit
+
        echo "Trying really trivial in-index merge..."
        git-update-index --refresh 2>/dev/null
        if git-read-tree --trivial -m -u $common $head "$1" &&
@@ -183,6 +185,9 @@ case "$#,$common,$no_commit" in
        ;;
 esac
 
+# We are going to make a new commit.
+git var GIT_COMMITTER_IDENT >/dev/null || exit
+
 case "$use_strategies" in
 '')
        case "$#" in