for-each-ref: add split message parts to %(contents:*).

diff --git a/git-difftool--helper.sh b/git-difftool--helper.sh
index 524f5ea8ab14bb44e5a8e6393e40c0ec5c1ddaa2..8452890be974d30942f0acaa3f19282c1b8b25b2 100755 (executable)
--- a/git-difftool--helper.sh
+++ b/git-difftool--helper.sh
@@ -13,7 +13,8 @@ TOOL_MODE=diff
 should_prompt () {
        prompt_merge=$(git config --bool mergetool.prompt || echo true)
        prompt=$(git config --bool difftool.prompt || echo $prompt_merge)
-       if test "$prompt" = true; then
+       if test "$prompt" = true
+       then
                test -z "$GIT_DIFFTOOL_NO_PROMPT"
        else
                test -n "$GIT_DIFFTOOL_PROMPT"
@@ -37,9 +38,11 @@ launch_merge_tool () {
 
        # $LOCAL and $REMOTE are temporary files so prompt
        # the user with the real $MERGED name before launching $merge_tool.
-       if should_prompt; then
+       if should_prompt
+       then
                printf "\nViewing: '$MERGED'\n"
-               if use_ext_cmd; then
+               if use_ext_cmd
+               then
                        printf "Hit return to launch '%s': " \
                                "$GIT_DIFFTOOL_EXTCMD"
                else
@@ -48,15 +51,19 @@ launch_merge_tool () {
                read ans
        fi
 
-       if use_ext_cmd; then
+       if use_ext_cmd
+       then
+               export BASE
                eval $GIT_DIFFTOOL_EXTCMD '"$LOCAL"' '"$REMOTE"'
        else
                run_merge_tool "$merge_tool"
        fi
 }
 
-if ! use_ext_cmd; then
-       if test -n "$GIT_DIFF_TOOL"; then
+if ! use_ext_cmd
+then
+       if test -n "$GIT_DIFF_TOOL"
+       then
                merge_tool="$GIT_DIFF_TOOL"
        else
                merge_tool="$(get_merge_tool)" || exit