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# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/dev-util/perf/perf-2.6.33_rc5.ebuild,v 1.2 2010/01/23 17:22:22 flameeyes Exp $
EAPI=2
inherit versionator eutils toolchain-funcs linux-info
MY_PV="${PV/_/-}"
MY_PV="${MY_PV/-pre/-git}"
DESCRIPTION="Userland tools for Linux Performance Counters"
HOMEPAGE="http://perf.wiki.kernel.org/"
LINUX_V=$(get_version_component_range 1-2)
if [ ${PV/_rc} != ${PV} ]; then
LINUX_VER=$(get_version_component_range 1-2).$(($(get_version_component_range 3)-1))
PATCH_VERSION=$(get_version_component_range 1-3)
LINUX_PATCH=patch-${PV//_/-}.bz2
SRC_URI="mirror://kernel/linux/kernel/v${LINUX_V}/testing/${LINUX_PATCH}
mirror://kernel/linux/kernel/v${LINUX_V}/testing/v${PATCH_VERSION}/${LINUX_PATCH}"
else
LINUX_VER=${PV}
fi
LINUX_SOURCES=linux-${LINUX_VER}.tar.bz2
SRC_URI="${SRC_URI} mirror://kernel/linux/kernel/v${LINUX_V}/${LINUX_SOURCES}"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64"
IUSE="+demangle +doc"
RDEPEND="demangle? ( sys-devel/binutils )
dev-libs/elfutils"
DEPEND="${RDEPEND}
${LINUX_PATCH+dev-util/patchutils}
doc? ( app-text/asciidoc app-text/xmlto )"
S="${WORKDIR}/linux-${LINUX_VER}/tools/perf"
CONFIG_CHECK="~PERF_EVENTS ~KALLSYMS"
src_unpack() {
local _tarpattern=
local _filterdiff=
for _pattern in {tools/perf,include,lib,"arch/*/include"}; do
_tarpattern="${_tarpattern} linux-${LINUX_VER}/${_pattern}"
_filterdiff="${_filterdiff} -i ${_pattern}/*"
done
# We expect the tar implementation to support the -j option (both
# GNU tar and libarchive's tar support that).
ebegin "Unpacking partial source tarball"
tar --wildcards -xpf "${DISTDIR}"/${LINUX_SOURCES} ${_tarpattern}
eend $? || die "tar failed"
ebegin "Filtering partial source patch"
filterdiff ${_filterdiff} -z "${DISTDIR}"/${LINUX_PATCH} > ${P}.patch || die
eend $? || die "filterdiff failed"
MY_A=
for _AFILE in ${A}; do
[[ ${_AFILE} == ${LINUX_SOURCES} ]] && continue
[[ ${_AFILE} == ${LINUX_PATCH} ]] && continue
MY_A="${MY_A} ${_AFILE}"
done
[[ -n ${MY_A} ]] && unpack ${MY_A}
}
src_prepare() {
# Drop some upstream too-developer-oriented flags and fix the
# Makefile in general
sed -i \
-e 's:-Werror::' \
-e 's:-ggdb3::' \
-e 's:-fstack-protector-all::' \
-e 's:^LDFLAGS =:EXTLIBS +=:' \
-e '/-x c - /s:\$(ALL_LDFLAGS):\0 $(EXTLIBS):' \
-e '/^ALL_CFLAGS =/s:$: $(CFLAGS_OPTIMIZE):' \
-e '/^ALL_LDFLAGS =/s:$: $(LDFLAGS_OPTIMIZE):' \
"${S}"/Makefile
if [[ -n ${LINUX_PATCH} ]]; then
epatch "${WORKDIR}"/${P}.patch
fi
}
src_compile() {
local makeargs=
use demangle || makeargs="${makeargs} NO_DEMANGLE= "
emake ${makeargs} \
CC="$(tc-getCC)" AR="$(tc-getAR)" \
prefix="/usr" bindir_relative="sbin" \
CFLAGS_OPTIMIZE="${CFLAGS}" \
LDFLAGS_OPTIMIZE="${LDFLAGS}" || die
if use doc; then
pushd Documentation
emake ${makeargs} || die
popd
fi
}
src_test() {
:
}
src_install() {
# Don't use make install or it'll be re-building the stuff :(
dobin perf || die
dodoc CREDITS || die
if use doc; then
dodoc Documentation/*.txt || die
dohtml Documentation/*.html || die
doman Documentation/*.1 || die
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
}
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