#!/bin/bash

set -eux

make="make -j$(nproc --all)"
configure_flags="--with-xwidgets --with-cairo"

if ! test -f Makefile
then
        ${make} configure
fi

check-config ()
{
    if ! test -f src/config.h
    then
        return 1
    fi

    local pattern='#define EMACS_CONFIG_OPTIONS "'${configure_flags}'"'
    grep "${pattern}" src/config.h
}

if ! check-config
then
    ./configure ${configure_flags}
fi

${make} "$@"