# Defines %flavors_to_build and %kernel_source() as a side effect.
%_kernel_module_package(n:v:r:s:f:Xp:) \
BuildRequires: module-init-tools kernel-syms\
%{expand:%( \
	subpkg=%{-s*}%{!-s:/usr/lib/rpm/kernel-module-subpackage} \
	echo "%%define _suse_kernel_module_subpackage(n:v:r:f:p:) %%{expand:%%(cd %_sourcedir; cat $subpkg; echo %%%%nil)}" \
	flavors="%{!-X:%*}%{-X:$(ls /usr/src/linux-obj/%_target_cpu 2>/dev/null)}" \
	flavors_to_build= \
	kver=$(rpm -q --qf '%{VERSION}-%{RELEASE}' kernel-source) \
	for flavor in $flavors; do \
	    if [ -n "%{-X}" ]; then \
		case " %* " in \
		(*" $flavor "*) \
		    continue ;; \
		esac \
	    fi \
	    krel=$(make -s -C /usr/src/linux-obj/%_target_cpu/$flavor kernelrelease) \
	    [ -e /boot/symsets-$krel.tar.gz ] || continue \
	    flavors_to_build="$flavors_to_build $flavor" \
	    echo "%%_suse_kernel_module_subpackage -n %{-n*}%{!-n:%name}-kmp -v %{-v*}%{!-v:%version} -r %{-r*}%{!-r:%release} %{-p} $flavor $krel $kver" \
	done \
	echo "%%global flavors_to_build${flavors_to_build:-%%nil}" \
	echo "%%{expand:%%(test -z '%flavors_to_build' && echo %%%%internal_kmp_error)}" \
	echo "%%global kernel_source() /usr/src/linux-obj/%_target_cpu/%%%%{1}" \
	\
	echo "%package -n %{-n*}%{!-n:%name}-kmp-_dummy_" \
	echo "Version: %version" \
	echo "Summary: %summary" \
	echo "Group: %group" \
	echo "%description -n %{-n*}%{!-n:%name}-kmp-_dummy_" \
	)}

# kernel_module_package: simply pass on all options and arguments.
%kernel_module_package(n:v:r:s:f:xp:) \
	%{expand:%%_kernel_module_package %{-x:-X} %{-n} %{-v} %{-r} %{-s} %{-f} %{-p} %*}

# suse_kernel_module_package: invert the meaning of the -x flag. (You are not
# supposed to understand why a simple %{-x:}%{!-x:-x} won't work.)
%suse_kernel_module_package(n:v:r:s:f:xp:) \
	%{expand:%%_kernel_module_package %{-x: }%{!-x:-X} %{-n} %{-v} %{-r} %{-s} %{-f} %{-p} %*}