Keep Porcelainish from failing by broken ident after making changes.

[git.git] / git-merge.sh

diff --git a/git-merge.sh b/git-merge.sh
index 8c0a92c..2b4a603 100755 (executable)
--- a/git-merge.sh
+++ b/git-merge.sh
@@ -142,6 +142,8 @@ 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 "$1" &&
@@ -179,6 +181,9 @@ case "$#,$common,$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
@@ -309,5 +314,9 @@ Conflicts:
                sed -e 's/^[^   ]*      /       /' |
                uniq
        } >>"$GIT_DIR/MERGE_MSG"
+       if test -d "$GIT_DIR/rr-cache"
+       then
+               git-rerere
+       fi
        die "Automatic merge failed; fix up by hand"
 fi