| # Copyright 1999-2018 Gentoo Foundation |
| # Distributed under the terms of the GNU General Public License v2 |
| |
| EAPI="5" |
| |
| PYTHON_COMPAT=( python2_7 ) |
| inherit bash-completion-r1 versionator eutils toolchain-funcs python-single-r1 linux-info |
| |
| MY_PV="${PV/_/-}" |
| MY_PV="${MY_PV/-pre/-git}" |
| |
| DESCRIPTION="Userland tools for Linux Performance Counters" |
| HOMEPAGE="https://perf.wiki.kernel.org/" |
| |
| LINUX_V="${PV:0:1}.x" |
| if [[ ${PV} == *_rc* ]] ; then |
| LINUX_VER=$(get_version_component_range 1-2).$(($(get_version_component_range 3)-1)) |
| PATCH_VERSION=$(get_version_component_range 1-3) |
| LINUX_PATCH=patch-${PV//_/-}.xz |
| SRC_URI="mirror://kernel/linux/kernel/v${LINUX_V}/testing/${LINUX_PATCH} |
| mirror://kernel/linux/kernel/v${LINUX_V}/testing/v${PATCH_VERSION}/${LINUX_PATCH}" |
| else |
| VER_COUNT=$(get_version_component_count) |
| if [[ ${VER_COUNT} -gt 2 ]] ; then |
| # stable-release series |
| LINUX_VER=$(get_version_component_range 1-2) |
| LINUX_PATCH=patch-${PV}.xz |
| SRC_URI="mirror://kernel/linux/kernel/v${LINUX_V}/${LINUX_PATCH}" |
| else |
| LINUX_VER=${PV} |
| SRC_URI="" |
| fi |
| fi |
| |
| LINUX_SOURCES="linux-${LINUX_VER}.tar.xz" |
| SRC_URI+=" mirror://kernel/linux/kernel/v${LINUX_V}/${LINUX_SOURCES}" |
| |
| LICENSE="GPL-2" |
| SLOT="0" |
| KEYWORDS="*" |
| IUSE="audit debug +demangle +doc gtk numa perl python slang unwind" |
| REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )" |
| |
| RDEPEND="audit? ( sys-process/audit ) |
| demangle? ( sys-devel/binutils:= ) |
| gtk? ( x11-libs/gtk+:2 ) |
| numa? ( sys-process/numactl ) |
| perl? ( dev-lang/perl ) |
| python? ( ${PYTHON_DEPS} ) |
| slang? ( dev-libs/newt ) |
| unwind? ( sys-libs/llvm-libunwind ) |
| dev-libs/elfutils" |
| DEPEND="${RDEPEND} |
| >=sys-kernel/linux-headers-4.4 |
| ${LINUX_PATCH+dev-util/patchutils} |
| sys-devel/bison |
| sys-devel/flex |
| doc? ( |
| app-text/asciidoc |
| app-text/sgml-common |
| app-text/xmlto |
| sys-process/time |
| )" |
| |
| S_K="${WORKDIR}/linux-${LINUX_VER}" |
| S="${S_K}/tools/perf" |
| |
| CONFIG_CHECK="~PERF_EVENTS ~KALLSYMS" |
| |
| pkg_setup() { |
| linux-info_pkg_setup |
| use python && python-single-r1_pkg_setup |
| } |
| |
| src_unpack() { |
| local paths=( |
| tools/arch tools/build tools/include tools/lib tools/perf tools/scripts |
| include lib "arch/*/lib" |
| ) |
| |
| # We expect the tar implementation to support the -j option (both |
| # GNU tar and libarchive's tar support that). |
| echo ">>> Unpacking ${LINUX_SOURCES} (${paths[*]}) to ${PWD}" |
| tar --wildcards -xpf "${DISTDIR}"/${LINUX_SOURCES} \ |
| "${paths[@]/#/linux-${LINUX_VER}/}" || die |
| |
| if [[ -n ${LINUX_PATCH} ]] ; then |
| eshopts_push -o noglob |
| ebegin "Filtering partial source patch" |
| filterdiff -p1 ${paths[@]/#/-i } -z "${DISTDIR}"/${LINUX_PATCH} \ |
| > ${P}.patch || die |
| eend $? || die "filterdiff failed" |
| eshopts_pop |
| fi |
| |
| local a |
| for a in ${A}; do |
| [[ ${a} == ${LINUX_SOURCES} ]] && continue |
| [[ ${a} == ${LINUX_PATCH} ]] && continue |
| unpack ${a} |
| done |
| } |
| |
| src_prepare() { |
| if [[ -n ${LINUX_PATCH} ]] ; then |
| cd "${S_K}" |
| epatch "${WORKDIR}"/${P}.patch |
| fi |
| |
| # Drop some upstream too-developer-oriented flags and fix the |
| # Makefile in general |
| sed -i \ |
| -e 's:-Werror::' \ |
| -e "s:\$(sysconfdir_SQ)/bash_completion.d:$(get_bashcompdir):" \ |
| "${S}"/Makefile.perf || die |
| sed -i -e 's:-Werror::' "${S_K}"/tools/lib/api/Makefile || die |
| |
| PATCHES=( |
| "${FILESDIR}/4.14-Fix-hugepage-text.patch" |
| "${FILESDIR}/4.14-Don-t-install-self-tests.patch" |
| ) |
| |
| epatch "${PATCHES[@]}" |
| |
| # Avoid the call to make kernelversion |
| echo "#define PERF_VERSION \"${MY_PV}\"" > PERF-VERSION-FILE |
| |
| # The code likes to compile local assembly files which lack ELF markings. |
| find -name '*.S' -exec sed -i '$a.section .note.GNU-stack,"",%progbits' {} + |
| } |
| |
| puse() { usex $1 "" no; } |
| perf_make() { |
| # The arch parsing is a bit funky. The perf tools package is integrated |
| # into the kernel, so it wants an ARCH that looks like the kernel arch, |
| # but it also wants to know about the split value -- i386/x86_64 vs just |
| # x86. We can get that by telling the func to use an older linux version. |
| # It's kind of a hack, but not that bad ... |
| local arch=$(tc-arch-kernel) |
| emake V=1 \ |
| CC="$(tc-getCC)" AR="$(tc-getAR)" LD="$(tc-getLD)" \ |
| prefix="${EPREFIX}/usr" bindir_relative="bin" \ |
| EXTRA_CFLAGS="${CFLAGS}" \ |
| ARCH="${arch}" \ |
| NO_DEMANGLE=$(puse demangle) \ |
| NO_GTK2=$(puse gtk) \ |
| NO_LIBAUDIT=$(puse audit) \ |
| NO_LIBPERL=$(puse perl) \ |
| NO_LIBPYTHON=$(puse python) \ |
| NO_LIBUNWIND=$(puse unwind) \ |
| NO_NEWT=$(puse slang) \ |
| NO_LIBNUMA=$(puse numa) \ |
| WERROR=0 \ |
| "$@" |
| } |
| |
| src_compile() { |
| perf_make -f Makefile.perf |
| use doc && perf_make -C Documentation |
| } |
| |
| src_test() { |
| : |
| } |
| |
| src_install() { |
| perf_make -f Makefile.perf install DESTDIR="${D}" |
| |
| dodoc CREDITS |
| |
| dodoc *txt Documentation/*.txt |
| if use doc ; then |
| dohtml Documentation/*.html |
| doman Documentation/*.1 |
| fi |
| } |
| |
| pkg_postinst() { |
| if ! use doc ; then |
| elog "Without the doc USE flag you won't get any documentation nor man pages." |
| elog "And without man pages, you won't get any --help output for perf and its" |
| elog "sub-tools." |
| fi |
| } |