GIT-MERGETOOL--LIB(1) Git Manual GIT-MERGETOOL--LIB(1) (NAME) git-mergetool--lib - (SYNOPSIS) TOOL_MODE=(diff|merge) . "$(git --exec-path)/git-mergetool--lib" (DESCRIPTION) . (Porcelain-ish) . git-mergetool--lib ( .) . git-mergetool--lib TOOL_MODE . diff merge . (FUNCTIONS) get_merge_tool . . $GIT_MERGETOOL_GUI true (guitool) . get_merge_tool_cmd . get_merge_tool_path . initialize_merge_tool (override) . run_merge_tool true/false (merge base) . $MERGED $LOCAL $REMOTE $BASE . (GIT) git(1) Git 2.55.0 2026-06-29 GIT-MERGETOOL--LIB(1)