# Template file for 'linux-tools'
pkgname=linux-tools
version=5.10.4
revision=4
wrksrc="linux-${version}"
build_style=meta
hostmakedepends="asciidoc automake flex gettext libtool perl python3
 python3-docutils xmlto"
makedepends="babeltrace-devel binutils-devel elfutils-devel eudev-libudev-devel
 libcap-devel liblzma-devel openssl-devel libsysfs-devel libunwind-devel
 libzstd-devel ncurses-devel pciutils-devel python3-devel readline-devel
 slang-devel"
depends="cpupower-${version}_${revision} perf-${version}_${revision} usbip-${version}_${revision}"
short_desc="Linux kernel tools meta-pkg"
maintainer="Enno Boland <gottox@voidlinux.org>"
license="GPL-2.0-only"
homepage="https://www.kernel.org"
distfiles="${KERNEL_SITE}/kernel/v5.x/linux-${version}.tar.xz"
checksum=904e396c26e9992a16cd1cc989460171536bed7739bf36049f6eb020ee5d56ec
python_version=3

subpackages="cpupower freefall libcpupower libcpupower-devel libusbip libusbip-devel perf tmon usbip"

CFLAGS="-Wno-error -fcommon"
case "$XBPS_TARGET_MACHINE" in
i686*|x86_64*)
	makedepends+=" libnuma-devel"
	depends+=" x86_energy_perf_policy>=${version} turbostat>=${version}"
	subpackages+=" x86_energy_perf_policy turbostat"
	;;
ppc64*)
	makedepends+=" libnuma-devel"
	;;
esac
case "$XBPS_TARGET_MACHINE" in
*-musl) ;;
*)	subpackages+=" bpftool";;  # needs FTW_ACTIONRETVAL
esac
case "$XBPS_TARGET_MACHINE" in
i686-musl) makedepends+=" libunwind-devel" ;;
esac

nocross=yes

post_extract() {
	vsed -i 's/\$(LIBS)/& $(LDFLAGS)/' tools/power/cpupower/bench/Makefile
	vsed -i 's/ \-Werror / /g' tools/build/feature/Makefile \
		tools/lib/bpf/Makefile
}
do_build() {
	cd ${wrksrc}/tools/perf
	make ${makejobs} \
		CC=$CC LD=$LD CFLAGS="$CFLAGS" EXTRA_CFLAGS="$CFLAGS" LDFLAGS="$LDFLAGS" \
		WERROR=0 DESTDIR=${DESTDIR} prefix=/usr lib=lib/perf \
		NO_GTK2=1 NO_SDT=1 PYTHON=python3 \
		PERF_VERSION=${version}_${revision} \
		all man

	cd ${wrksrc}/tools/power/cpupower
	make CC=$CC LDFLAGS="$LDFLAGS" VERSION=${version}_${revision} V=1

	case "$XBPS_TARGET_MACHINE" in
	i686*|x86_64*)
		cd ${wrksrc}/tools/power/x86/x86_energy_perf_policy
		make ${makejobs}

		cd ${wrksrc}/tools/power/x86/turbostat
		make ${makejobs} CC=$CC LD=$LD CFLAGS="$CFLAGS" LDFLAGS="$LDFLAGS"
	esac

	cd ${wrksrc}/tools/laptop/freefall
	$CC ${CFLAGS} ${LDFLAGS} -o freefall freefall.c

	cd ${wrksrc}/tools/usb/usbip
	# fix missing man page
	sed -i 's/usbip_bind_driver.8//' Makefile.am
	./autogen.sh
	./configure --prefix=/usr --sbindir=/usr/bin
	make ${makejobs}

	cd ${wrksrc}/tools/thermal/tmon
	make ${makejobs} CC=$CC LD=$LD CFLAGS="$CFLAGS" LDFLAGS="$LDFLAGS"

	case "$XBPS_TARGET_MACHINE" in
	*-musl) ;;
	*)
		cd ${wrksrc}/tools/bpf
		make -C bpftool all doc
		make -W runqslower
	esac
}

do_install() {
	# cpupower
	cd ${wrksrc}/tools/power/cpupower
	make DESTDIR=${DESTDIR} \
		sbindir='/usr/bin' \
		mandir='/usr/share/man' \
		docdir='/usr/share/doc/cpupower' \
		install install-man

	# freefall
	vbin "${wrksrc}/tools/laptop/freefall/freefall"

	# perf
	cd ${wrksrc}/tools/perf
	make CC=$CC LD=$LD CFLAGS="$CFLAGS" EXTRA_CFLAGS="$CFLAGS" LDFLAGS="$LDFLAGS" \
		WERROR=0 DESTDIR=${DESTDIR} prefix=/usr lib=lib/perf \
		NO_GTK2=1 NO_SDT=1 PYTHON=python3 \
		PERF_VERSION=${version}_${revision} \
		install install-man
	# move completion in new directory
	vmkdir usr/share/bash-completion/completions
	mv ${DESTDIR}/etc/bash_completion.d/perf \
		${DESTDIR}/usr/share/bash-completion/completions

	# usbip
	cd ${wrksrc}/tools/usb/usbip
	make install DESTDIR=${DESTDIR}
	vmkdir usr/lib/modules-load.d
	printf 'usbip-core\nusbip-host\n' > \
		${DESTDIR}/usr/lib/modules-load.d/usbip.conf

	# bpf
	case "$XBPS_TARGET_MACHINE" in
	*-musl) ;;
	*)
		cd ${wrksrc}/tools/bpf
		make -W runqslower_install install DESTDIR=${DESTDIR} prefix=/usr
		make -C bpftool doc-install DESTDIR=${DESTDIR} prefix=/usr/share
		rm ${DESTDIR}/usr/share/man/man7/bpf-helpers.7
		mv ${DESTDIR}/usr/sbin/* ${DESTDIR}/usr/bin
	esac

	rm ${DESTDIR}/usr/include/cpuidle.h
}

bpftool_package() {
	short_desc="Linux kernel tools for BPF"
	pkg_install() {
		vmove "usr/bin/bpf*"
		vmove usr/share/bash-completion/completions/bpftool
		vmove "usr/share/man/man8/bpf*"
	}
}
cpupower_package() {
	short_desc="Linux kernel tool to set CPU power features"
	conf_files="/etc/cpufreq-bench.conf"
	pkg_install() {
		vmove "usr/bin/cpu*"
		vmove "usr/share/man/man1/cpu*"
		vmove usr/share/bash-completion/completions/cpupower
		vmove usr/share/doc/cpupower
		vmove usr/share/locale
		vmove etc/cpufreq-bench.conf
	}
}
libcpupower_package() {
	short_desc="Linux kernel tool to set CPU power features - runtime library"
	pkg_install() {
		vmove "usr/lib/libcpupower.so.*"
	}
}
libcpupower-devel_package() {
	short_desc="Linux kernel tool to set CPU power features - development files"
	depends="libcpupower-${version}_${revision}"
	pkg_install() {
		vmove usr/include/cpufreq.h
		vmove usr/lib/libcpupower.so
	}
}
libusbip_package() {
	short_desc="USB device sharing system over IP network - runtime library"
	pkg_install() {
		vmove "usr/lib/libusbip.so.*"
	}
}
libusbip-devel_package() {
	short_desc="USB device sharing system over IP network - development files"
	depends="libusbip-${version}_${revision}"
	pkg_install() {
		vmove usr/include/usbip
		vmove usr/lib/libusbip.a
		vmove usr/lib/libusbip.so
	}
}
perf_package() {
	short_desc="Linux kernel performance auditing tool"
	pkg_install() {
		vmove usr/bin/perf
		vmove usr/bin/trace
		vmove usr/lib/perf
		vmove usr/libexec/perf-core
		vmove usr/share/bash-completion/completions/perf
		if ! [ "${XBPS_TARGET_MACHINE/-musl/}" = i686 ]; then
			vmove usr/share/perf-core
		fi
		vmove /usr/share/doc/perf-tip
		vmove "usr/share/man/man1/perf*"
	}
}
x86_energy_perf_policy_package() {
	short_desc="Read or write MSR_IA32_ENERGY_PERF_BIAS"
	pkg_install() {
		cd ${wrksrc}/tools/power/x86/x86_energy_perf_policy
		vbin x86_energy_perf_policy
		vman x86_energy_perf_policy.8
	}
}
usbip_package() {
	short_desc="USB device sharing system over IP network"
	pkg_install() {
		vmove "usr/bin/usbip*"
		vmove "usr/share/man/man8/usbip*"
		vmove usr/lib/modules-load.d/usbip.conf
		vsv usbipd
	}
}
freefall_package() {
	short_desc="Disk protection for HP/DELL machines"
	pkg_install() {
		vmove usr/bin/freefall
		vsv freefall
	}
}
turbostat_package() {
	short_desc="Report processor frequency and idle statistics"
	pkg_install() {
		cd ${wrksrc}/tools/power/x86/turbostat
		vbin turbostat
		vman turbostat.8
	}
}
tmon_package() {
	short_desc="Monitoring and Testing Tool for Linux kernel thermal subsystem"
	pkg_install() {
		cd ${wrksrc}/tools/thermal/tmon
		vbin tmon
		vman tmon.8
	}
}