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# Copyright 1999-2022 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=7
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inherit autotools java-pkg-opt-2 linux-info
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DESCRIPTION="A transparent low-overhead system-wide profiler"
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HOMEPAGE="http://oprofile.sourceforge.net"
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SRC_URI="mirror://sourceforge/${PN}/${P}.tar.gz"
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LICENSE="GPL-2"
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SLOT="0"
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KEYWORDS="~alpha amd64 arm ~arm64 ~hppa ~mips ppc ppc64 ~sparc x86"
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IUSE="apidoc java pch static-libs"
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BDEPEND="
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apidoc? ( app-doc/doxygen[dot] )
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java? ( >=virtual/jdk-1.8:= )
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"
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CDEPEND="
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>=dev-libs/popt-1.7-r1
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sys-libs/binutils-libs:=
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elibc_glibc? ( >=sys-libs/glibc-2.3.2-r1 )
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ppc64? ( dev-libs/libpfm )
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"
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DEPEND="${CDEPEND}
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>=sys-kernel/linux-headers-2.6.31
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"
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RDEPEND="${CDEPEND}
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acct-user/oprofile
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acct-group/oprofile
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"
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CONFIG_CHECK="~PERF_EVENTS"
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ERROR_PERF_EVENTS="CONFIG_PERF_EVENTS is mandatory for ${PN} to work."
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pkg_setup() {
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linux-info_pkg_setup
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if ! kernel_is -ge 2 6 31; then
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echo
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ewarn "Support for kernels before 2.6.31 has been dropped in ${PN}-1.0.0."
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echo
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fi
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use java && java-pkg_init
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}
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src_prepare() {
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eapply "${FILESDIR}/musl.patch"
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eapply "${FILESDIR}/gcc12.patch"
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# bug 723092
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sed -i 's/==/=/g' configure.ac || die
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java-pkg-opt-2_src_prepare
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eautoreconf
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}
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src_configure() {
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local jh=""
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use java && jh="$(java-config -O)"
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econf \
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--disable-werror \
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$(use_enable pch) \
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$(use_with java java "${jh}")
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}
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src_compile() {
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default
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use apidoc && emake -C doc/srcdoc
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}
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src_install() {
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emake DESTDIR="${D}" htmldir="/usr/share/doc/${PF}" install
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use static-libs || rm "${ED}"/usr/$(get_libdir)/${PN}/*.{a,la}
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use apidoc && dodoc -r doc/srcdoc/html
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dodoc ChangeLog* README TODO
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echo "LDPATH=${PREFIX}/usr/$(get_libdir)/${PN}" > "${T}/10${PN}" || die
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doenvd "${T}/10${PN}"
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}
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pkg_postinst() {
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echo
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elog "Starting from ${PN}-1.0.0 opcontrol was removed, use operf instead."
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elog "CONFIG_OPROFILE is no longer used, you may remove it from your kernels."
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elog "Please read manpages and this html doc:"
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elog " /usr/share/doc/${PF}/${PN}.html"
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echo
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}
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