#!/usr/bin/env bash

SRC_DIR=$1

if [ ! -e "$SRC_DIR/lib-src/etags.c" ]
then
    echo "\`$SRC_DIR' is not top directory of emacs source code"
    exit 1
fi

pushd "$SRC_DIR"

etags src/*.[hc] lib-src/*.[hc] lib/*.[hc] lisp/*.el lisp/*/*.el

popd