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# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $
EAPI=5
CMAKE_IN_SOURCE_BUILD=1
inherit cmake-utils toolchain-funcs multilib eutils
DESCRIPTION="Streamlined C++ linear algebra library"
HOMEPAGE="http://arma.sourceforge.net/"
SRC_URI="mirror://sourceforge/arma/${P}.tar.gz"
LICENSE="MPL-2.0"
SLOT="0/3"
KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
IUSE="atlas blas debug doc examples hdf5 int64 lapack tbb"
RDEPEND="
dev-libs/boost
atlas? ( sci-libs/atlas[lapack] )
blas? ( virtual/blas )
lapack? ( virtual/lapack )"
DEPEND="${DEPEND}
atlas? ( virtual/pkgconfig )
blas? ( virtual/pkgconfig )
lapack? ( virtual/pkgconfig )"
PDEPEND="${RDEPEND}
hdf5? ( sci-libs/hdf5 )
tbb? ( dev-cpp/tbb )"
src_prepare() {
epatch "${FILESDIR}"/${PN}-3.820.1-{hdf5,example-makefile}.patch
# avoid the automagic cmake macros
sed -i -e '/ARMA_Find/d' CMakeLists.txt || die
}
src_configure() {
local mycmakeargs=(
-DINSTALL_LIB_DIR="${EPREFIX}/usr/$(get_libdir)"
$(cmake-utils_use debug ARMA_EXTRA_DEBUG)
$(cmake-utils_use hdf5 ARMA_USE_HDF5)
$(cmake-utils_use int64 ARMA_64BIT_WORD)
$(cmake-utils_use tbb ARMA_TBB_ALLOC)
)
if use blas; then
mycmakeargs+=(
-DBLAS_FOUND=ON
-DBLAS_LIBRARIES="$($(tc-getPKG_CONFIG) --libs blas)"
)
fi
if use lapack; then
mycmakeargs+=(
-DLAPACK_FOUND=ON
-DLAPACK_LIBRARIES="$($(tc-getPKG_CONFIG) --libs lapack)"
)
fi
if use atlas; then
local c=atlas-cblas l=atlas-clapack
$(tc-getPKG_CONFIG) --exists ${c}-threads && c+=-threads
$(tc-getPKG_CONFIG) --exists ${l}-threads && l+=-threads
mycmakeargs+=(
-DCBLAS_FOUND=ON
-DCLAPACK_FOUND=ON
-DATLAS_INCLUDE_DIR="$($(tc-getPKG_CONFIG) --cflags ${c} | sed 's/-I//')"
-DCBLAS_LIBRARIES="$($(tc-getPKG_CONFIG) --libs ${c})"
-DCLAPACK_LIBRARIES="$($(tc-getPKG_CONFIG) --libs ${l})"
)
fi
cmake-utils_src_configure
}
src_test() {
pushd examples > /dev/null
emake CXXFLAGS="-I../include ${CXXFLAGS}" EXTRA_LIB_FLAGS="-L.."
LD_LIBRARY_PATH="..:${LD_LIBRARY_PATH}" ./example1 || die
LD_LIBRARY_PATH="..:${LD_LIBRARY_PATH}" ./example2 || die
emake clean
popd > /dev/null
}
src_install() {
cmake-utils_src_install
dodoc README.txt
use doc && dodoc *pdf && dohtml *html
if use examples; then
insinto /usr/share/doc/${PF}
doins -r examples
fi
}
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