#!/bin/bash

hvbuild()
{
    # Check if kernel sources from stage0 are still in /usr/src.
    # If not, recopy them.
    if [ ! -d /usr/src/${PACKAGE} ]; then
        cp -a ${LFS_TMP}/${PACKAGE} /usr/src
    fi

    # Install headers
    cd /usr/src/${PACKAGE}
    make mrproper
    make headers_check

    # Remove any previous headers install
    rm -rf dest
    make INSTALL_HDR_PATH=dest headers_install
    cp -rv dest/include/* /usr/include
    find /usr/include -name .install -or -name ..install.cmd | xargs rm -fv
    rm -rf dest

    # Install HV kernel compilation script:
    VERSION=$(get_pkg_ver ${PACKAGE})
    SCRIPT=/usr/src/compile-kernel

    echo "#!/bin/bash" > ${SCRIPT}
    echo "set -o errexit" >> ${SCRIPT}
    echo "KERNEL_VERSION=${VERSION}" >> ${SCRIPT}
    echo "KERNEL_NAME=clfs-\${KERNEL_VERSION}" >> ${SCRIPT}
    echo "DEST=/boot" >> ${SCRIPT}
    echo "ARCH=${HVL_TARGET}" >> ${SCRIPT}
    echo "unset CROSS_COMPILE" >> ${SCRIPT}
    echo "" >> ${SCRIPT}
    echo "make" >> ${SCRIPT}
    echo "make modules" >> ${SCRIPT}
    echo "make modules_install" >> ${SCRIPT}
    echo "cp -v arch/${HVL_TARGET}/boot/bzImage \${DEST}/vmlinuz-\${KERNEL_NAME}" >> ${SCRIPT}
    echo "cp -v System.map \${DEST}/System.map-\${KERNEL_NAME}" >> ${SCRIPT}
    echo "cp -v .config \${DEST}/config-\${KERNEL_NAME}" >> ${SCRIPT}

    chmod -v u+x ${SCRIPT}
}