#!/bin/sh

MAKEDEPS="make bc"
DEPS="sbase kmod"

PKG_VER=5.16.14
SOURCE=https://cdn.kernel.org/pub/linux/kernel/v${PKG_VER%%.*}.x/linux-$PKG_VER.tar.xz
ADDITIONAL="
    config
    fix-sbase-coreutils.patch
"

prepare () {
    apply_patches
    mv config .config

    export GREP="ggrep"

    make olddefconfig
    make -s kernelrelease > version
    echo "Prepared linux version $(cat version)"
}

build () {
    make all 
}

package () {
    local kernver="$(cat version)"
    local modulesdir="$PKG_DEST/usr/lib/modules/$PKG_VER"

    echo "Installing boot image..."
    mkdir -p $PKG_DEST/boot
    cp arch/x86/boot/bzImage $PKG_DEST/boot/vmlinuz-$PKG_VER
    cp System.map $PKG_DEST/boot/System.map-$PKG_VER
    cp .config $PKG_DEST/boot/config-$PKG_VER

    install -d $PKG_DEST/usr/share/doc/linux-$PKG_VER
    cp -r Documentation/* $PKG_DEST/usr/share/doc/linux-$PKG_VER

    install -m755 -d $PKG_DEST/etc/modprobe.d
    cat > $PKG_DEST/etc/modprobe.d/usb.conf << "EOF"
# Begin /etc/modprobe.d/usb.conf

install ohci_hcd /sbin/modprobe ehci_hcd ; /sbin/modprobe -i ohci_hcd ; true
install uhci_hcd /sbin/modprobe ehci_hcd ; /sbin/modprobe -i uhci_hcd ; true

# End /etc/modprobe.d/usb.conf
EOF

  echo "Installing modules..."
  make INSTALL_MOD_PATH="$PKG_DEST/usr" INSTALL_MOD_STRIP=1 modules_install
  rm "$modulesdir"/source
  rm "$modulesdir"/build
}