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# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI="7"
inherit toolchain-funcs
DESCRIPTION="Command-line utility and library for lossy compression of PNG images"
HOMEPAGE="https://pngquant.org/ https://github.com/kornelski/pngquant"
SRC_URI="https://github.com/kornelski/${PN}/archive/${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="GPL-3 HPND rwpng"
SLOT="0"
KEYWORDS="amd64 ~arm arm64 ~loong ~ppc64 ~riscv x86"
IUSE="cpu_flags_x86_sse2 debug lcms openmp test"
REQUIRED_USE="test? ( lcms )"
RDEPEND="
media-libs/libpng:0=
media-gfx/libimagequant:=
sys-libs/zlib:=
lcms? ( media-libs/lcms:2 )
"
DEPEND="${RDEPEND}"
BDEPEND="virtual/pkgconfig"
RESTRICT="!test? ( test )"
PATCHES=(
"${FILESDIR}"/${PN}-2.12.2-respect-CFLAGS.patch
"${FILESDIR}"/${PN}-2.17.0-fix-test-version.patch
)
pkg_pretend() {
[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
}
pkg_setup() {
[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
}
src_prepare() {
default
# avoid silent fallback to bundled lib
rm -rv lib || die
}
src_configure() {
tc-export AR CC
# Hand rolled configure script, so not all flags are supported.
./configure \
--prefix="${EPREFIX}/usr" \
--with-libimagequant \
$(use debug && echo --enable-debug) \
$(use_enable cpu_flags_x86_sse2 sse) \
$(use openmp && echo --with-openmp) \
$(use_with lcms lcms2) \
CFLAGS="${CFLAGS} ${CPPFLAGS}" \
LDFLAGS="${LDFLAGS}"
}
src_install() {
dobin ${PN}
doman ${PN}.1
dodoc CHANGELOG README.md
}
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