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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=6
PYTHON_COMPAT=( python3_6 )
inherit python-r1 cmake-utils cuda
DESCRIPTION="Numerical and networking C++ library"
HOMEPAGE="http://dlib.net/"
SRC_URI="https://github.com/davisking/dlib/archive/v${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="Boost-1.0"
SLOT="0/${PV}"
KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
IUSE="cblas debug cuda examples gif jpeg lapack mkl png python sqlite static-libs test X"
RESTRICT="!test? ( test )"
REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
# doc needs a bunch of deps not in portage
RDEPEND="
cblas? ( virtual/cblas:= )
cuda? ( dev-libs/cudnn:= )
jpeg? ( virtual/jpeg:0= )
lapack? ( virtual/lapack:= )
mkl? ( sci-libs/mkl:= )
png? ( media-libs/libpng:0= )
python? ( ${PYTHON_DEPS} )
sqlite? ( dev-db/sqlite:3= )
X? ( x11-libs/libX11:= )
"
DEPEND="test? ( ${RDEPEND} )"
src_prepare() {
use cuda && cuda_src_prepare
cmake-utils_src_prepare
sed -i -e '/LICENSE.txt/d' dlib/CMakeLists.txt || die
}
src_configure() {
local mycmakeargs=(
-DLIB_INSTALL_DIR="$(get_libdir)"
-DDLIB_ENABLE_ASSERTS="$(usex debug)"
-DDLIB_ENABLE_STACK_TRACE="$(usex debug)"
-DDLIB_GIF_SUPPORT="$(usex gif)"
-DDLIB_JPEG_SUPPORT="$(usex jpeg)"
-DDLIB_PNG_SUPPORT="$(usex png)"
-DDLIB_LINK_WITH_SQLITE3="$(usex sqlite)"
-DDLIB_NO_GUI_SUPPORT="$(usex X OFF ON)"
-DDLIB_USE_BLAS="$(usex cblas)"
-DDLIB_USE_CUDA="$(usex cuda)"
-DDLIB_USE_LAPACK="$(usex lapack)"
-DBOOST_LIBRARYDIR="${EPREFIX}/usr/$(get_libdir)"
)
cmake-utils_src_configure
}
src_test() {
mkdir "${BUILD_DIR}"/dlib/test || die
pushd "${BUILD_DIR}"/dlib/test > /dev/null || die
cmake "${S}"/dlib/test && emake
./dtest --runall || die
popd > /dev/null || die
}
src_install() {
cmake-utils_src_install
if use python; then
python_foreach_impl python_domodule ${PN}
fi
dodoc docs/README.txt
use static-libs || rm -f "${ED}"/usr/$(get_libdir)/*.a
if use examples; then
dodoc -r examples
docompress -x /usr/share/doc/${PF}
fi
}
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