dev-libs/libpfm/libpfm-4.13.0.ebuild


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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

inherit toolchain-funcs

DESCRIPTION="Hardware-based performance monitoring interface for Linux"
HOMEPAGE="https://perfmon2.sourceforge.net"
SRC_URI="https://downloads.sourceforge.net/perfmon2/${PN}4/${P}.tar.gz"

LICENSE="GPL-2 MIT"
SLOT="0/4"
KEYWORDS="~alpha amd64 arm arm64 ~loong ~mips ppc ppc64 ~riscv ~sparc x86"
IUSE="static-libs"

PATCHES=(
	"${FILESDIR}"/libpfm-4.13.0-musl-WORDSIZE_undeclared.patch
)

src_prepare() {
	default

	sed -e "s:SLDFLAGS=:SLDFLAGS=\$(LDFLAGS) :g" \
		-i lib/Makefile || die
	sed -e "s:LIBDIR=\$(PREFIX)/lib:LIBDIR=\$(PREFIX)/$(get_libdir):g" \
		-i config.mk || die
}

src_compile() {
	# 'DBG=' unsets '-Werror' and other optional flags, bug #664294
	emake AR="$(tc-getAR)" CC="$(tc-getCC)" DBG=
}

src_test() {
	./tests/validate -A || die
}

src_install() {
	emake DESTDIR="${D}" LDCONFIG=true PREFIX="${EPREFIX}/usr" install
	dodoc README

	if ! use static-libs ; then
		find "${ED}" -name '*.a' -delete || die
	fi

	find "${ED}" -name '*.la' -delete || die
}