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# Copyright 1999-2019 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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inherit eutils toolchain-funcs
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DESCRIPTION="Compress PNG files without affecting image quality"
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HOMEPAGE="http://optipng.sourceforge.net/"
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SRC_URI="mirror://sourceforge/${PN}/${P}.tar.gz"
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LICENSE="ZLIB"
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SLOT="0"
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KEYWORDS="~alpha amd64 ~arm arm64 ppc ppc64 x86 ~amd64-linux ~x86-linux ~ppc-macos ~x86-macos ~x86-solaris"
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IUSE=""
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RDEPEND="sys-libs/zlib
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media-libs/libpng:0"
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DEPEND="${RDEPEND}
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sys-apps/findutils"
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src_prepare() {
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epatch "${FILESDIR}"/${PN}-0.7.5-estonian.patch
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epatch "${FILESDIR}"/${PN}-0.7.6-cve-2017-1000229.patch # bug 637936
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epatch "${FILESDIR}"/${PN}-0.7.6-cve-2017-16938.patch # bug 639690
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rm -R src/{libpng,zlib} || die
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find . -type d -name build -exec rm -R {} + || die
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# next release is almost a complete rewrite, so plug this compilation
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# problem in anticipation of the much (c)leaner(?) rewrite
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sed -i \
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-e 's/^#ifdef AT_FDCWD/#if defined(AT_FDCWD) \&\& !(defined (__SVR4) \&\& defined (__sun))/' \
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src/optipng/osys.c || die
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tc-export CC AR RANLIB
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export LD=$(tc-getCC)
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eapply_user
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}
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src_configure() {
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./configure \
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-with-system-libpng \
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-with-system-zlib \
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|| die "configure failed"
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}
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src_compile() {
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emake -C src/optipng
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}
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src_install() {
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dodoc README.txt doc/*.txt
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dohtml doc/*.html
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doman src/${PN}/man/${PN}.1
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dobin src/${PN}/${PN}
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}
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