submodule add: If --branch is given, record it in .gitmodules

diff --git a/git-mergetool--lib.sh b/git-mergetool--lib.sh
index ed630b208a80a36d729b5074a39bc53df0cabd59..f013a0350665e8c11b52853b5794631dcf7694d0 100644 (file)
--- a/git-mergetool--lib.sh
+++ b/git-mergetool--lib.sh
@@ -104,14 +104,50 @@ run_merge_tool () {
 
        if merge_mode
        then
-               merge_cmd "$1"
+               run_merge_cmd "$1"
        else
-               diff_cmd "$1"
+               run_diff_cmd "$1"
        fi
        return $status
 }
 
-guess_merge_tool () {
+# Run a either a configured or built-in diff tool
+run_diff_cmd () {
+       merge_tool_cmd="$(get_merge_tool_cmd "$1")"
+       if test -n "$merge_tool_cmd"
+       then
+               ( eval $merge_tool_cmd )
+               status=$?
+               return $status
+       else
+               diff_cmd "$1"
+       fi
+}
+
+# Run a either a configured or built-in merge tool
+run_merge_cmd () {
+       merge_tool_cmd="$(get_merge_tool_cmd "$1")"
+       if test -n "$merge_tool_cmd"
+       then
+               trust_exit_code="$(git config --bool \
+                       mergetool."$1".trustExitCode || echo false)"
+               if test "$trust_exit_code" = "false"
+               then
+                       touch "$BACKUP"
+                       ( eval $merge_tool_cmd )
+                       status=$?
+                       check_unchanged
+               else
+                       ( eval $merge_tool_cmd )
+                       status=$?
+               fi
+               return $status
+       else
+               merge_cmd "$1"
+       fi
+}
+
+list_merge_tool_candidates () {
        if merge_mode
        then
                tools="tortoisemerge"
@@ -126,7 +162,7 @@ guess_merge_tool () {
                else
                        tools="opendiff kdiff3 tkdiff xxdiff meld $tools"
                fi
-               tools="$tools gvimdiff diffuse ecmerge p4merge araxis bc3"
+               tools="$tools gvimdiff diffuse ecmerge p4merge araxis bc3 codecompare"
        fi
        case "${VISUAL:-$EDITOR}" in
        *vim*)
@@ -136,6 +172,10 @@ guess_merge_tool () {
                tools="$tools emerge vimdiff"
                ;;
        esac
+}
+
+guess_merge_tool () {
+       list_merge_tool_candidates
        echo >&2 "merge tool candidates: $tools"
 
        # Loop over each candidate and stop when a valid merge tool is found.