# vim:expandtab:shiftwidth=4:softtabstop=4:tabstop=4:

source ${LBUILD_DIR}/lbuild-rhel

# increment this if you have made a change that should force a new kernel
# to build built
BUILD_GEN+=".0"

SPEC_NAME="kernel.spec"
DEVEL_PATH_ARCH_DELIMETER="."
USE_KABI=false
MOFED_KMP="1"

# force local definition of %dist into ~/.rpmmacros
# to avoid verbose extended strings like ".el7.centos"
# in kernel version and rpm names
#
RMAC=$HOME/.rpmmacros
grep '^%dist' $RMAC &> /dev/null || echo '%dist .el7' >> $RMAC

# We modify the RHEL7 kmodtool script, because it expects
# the kernel source to be in the correct packaged RHEL location.
# lbuild does not put the source in correct packaged RHEL location.
RHEL_KMODTOOL=/usr/lib/rpm/redhat/kmodtool
LBUILD_KMODTOOL="${LBUILD_DIR}/rhel7/kmodtool"
cp  $RHEL_KMODTOOL $LBUILD_KMODTOOL
pushd ${LBUILD_DIR}/rhel7
patch -p1 < kmodtool.patch
# Replace the hardcoded /usr/src/kernels with our build path
tmp="${TOPDIR}/reused/usr/src/kernels"
tmp="${tmp//\//\\/}"
sed -i "s/\/usr\/src\/kernels/${tmp}/g" ${LBUILD_DIR}/rhel7/kmodtool
chmod 755 kmodtool
popd
# Next we replace %kernel_module_package with one that is nearly
# identical, but calls lbuild's modified kmodtool script.
# We need to cleanout the previous entry
sed -i "/^%kernel_module_package/,/^)}$/d" $RMAC
sed -e "s|REPLACE_ME|$LBUILD_KMODTOOL|" -e "s/\/usr\/src\/kernels/${tmp}/g" \
    ${LBUILD_DIR}/rhel7/rpmmacros.template > ${LBUILD_DIR}/rhel7/rpmmacros
cat ${LBUILD_DIR}/rhel7/rpmmacros >> $RMAC

patch_spec() {
    local buildid="$1"

    # the el7 .spec file requires patch names to begin with "patch-3."
    # so rename the lustre patch from lbuild to one the .spec will like
    mv $TOPDIR/SOURCES/linux-${lnxmaj}-lustre.patch \
	$TOPDIR/SOURCES/patch-${lnxmaj}-lustre.patch

    # edit the SPEC with our changes
    patch_spec_common "$buildid"
    sed -i -e '/^# empty final patch to facilitate testing of kernel patches/i\
# adds Lustre patches\
Patch99995: patch-%{version}-lustre.patch' \
           -e '/^ApplyOptionalPatch linux-kernel-test.patch/i\
\
# lustre patch\
ApplyOptionalPatch patch-%{version}-lustre.patch\
' \
           -e '/rm -f include\/generated\/kernel.cross/i\
  # lustre kernel config.\
  if [ -f %{_topdir}/lustre/lustre/kernel_patches/kernel_configs/kernel-%{version}-3.10-rhel7-%{_target_cpu}.config ]; then\
    echo "# $Arch" > configs/kernel-%{version}-%{_target_cpu}.config\
    cat %{_topdir}/lustre/lustre/kernel_patches/kernel_configs/kernel-%{version}-3.10-rhel7-%{_target_cpu}.config >> configs/kernel-%{version}-%{_target_cpu}.config\
  fi'\
           -e '/^# Dynamically generate kernel/a echo "CONFIG_BH_LRU_SIZE=16" >> config-generic'\
           -e '/^%define listnewconfig_fail 1/s/1/0/'\
          SPECS/$SPEC_NAME 2>&1 || \
        fatal 1 "Error while editing SPECS/$SPEC_NAME"


    return 0

}

unpack_linux_devel_rpm-rhel7() {
    local callers_rpm="$1"

    unpack_linux_devel_rpm-rhel "$callers_rpm"


    return 0

}

get_rpmbuildopts() {

    if $KERNEL_LUSTRE_NAMING; then
        echo -e "--define \"variant -lustre\" \c"
    fi
    echo "--with firmware"

    return 0

}

find_linux_rpm-rhel7() {
    local prefix="$1"
    local wanted_kernel="$2"
    local pathtorpms=${3:-"$KERNELRPMSBASE/$lnxmaj/$DISTROMAJ/$TARGET_ARCH"}

    find_linux_rpm-rhel "$prefix" "$wanted_kernel" "$pathtorpms"

}

kernel_srpm_location() {

    echo "http://vault.centos.org/centos/7/updates/Source/SPackages/"

}

kernel_debuginfo_location() {

	echo "http://debuginfo.centos.org/7/x86_64/"

}

cleanup_rpmmacros() {
	sed -i "/^%kernel_module_package/,/^)}$/d" $RMAC
}

apply_kmod_requires_conflicts() {
    if $PATCHLESS; then
        # don't allow the patched kernel to be considered as a valid kernel
        # for the patchless client
        echo "Conflicts:      kernel-lustre" >> rpm/kmp-lustre.preamble
    fi
}
