can_diff () { return 1 } merge_cmd () { if $base_present then touch "$BACKUP" basename="$(basename "$merge_tool_path" .exe)" if test "$basename" = "tortoisegitmerge" then "$merge_tool_path" \ -base "$BASE" -mine "$LOCAL" \ -theirs "$REMOTE" -merged "$MERGED" else "$merge_tool_path" \ -base:"$BASE" -mine:"$LOCAL" \ -theirs:"$REMOTE" -merged:"$MERGED" fi check_unchanged else echo "$merge_tool_path cannot be used without a base" 1>&2 return 1 fi } translate_merge_tool_path() { if type tortoisegitmerge >/dev/null 2>/dev/null then echo tortoisegitmerge else echo tortoisemerge fi }