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# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $
EAPI=3
PYTHON_DEPEND="python? 2"
inherit cmake-utils eutils python
DESCRIPTION="Library for performing fast approximate nearest neighbor searches in high dimensional spaces"
HOMEPAGE="http://www.cs.ubc.ca/~mariusm/index.php/FLANN/FLANN/"
SRC_URI="http://people.cs.ubc.ca/~mariusm/uploads/FLANN/${P}-src.zip
test? ( http://dev.gentoo.org/~dilfridge/distfiles/${PN}-1.6.10-testdata.tar.xz )"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="doc mpi octave python static-libs test"
RDEPEND="sci-libs/hdf5[mpi?]
mpi? ( dev-libs/boost[mpi] )
octave? ( sci-mathematics/octave )
python? ( dev-python/numpy )"
DEPEND="${RDEPEND}
app-arch/unzip
test? ( dev-cpp/gtest )"
S="${WORKDIR}"/${P}-src
src_prepare() {
# bug #302621
has_version sci-libs/hdf5[mpi] && export CXX=mpicxx
# gentoo doc directory respected
sed -i \
-e "s:share/doc/flann:share/doc/${PF}:" \
doc/CMakeLists.txt || die
# python standard installation directory respected
sed -i \
-e "/share/d" \
-e "/COMMAND/s:install:install --root="${ED}" --no-compile:" \
src/python/CMakeLists.txt || die
# produce pure octave files
# octave gentoo installation for .m files respected
sed -i \
-e 's/--mex//' \
-e 's/\.mex/\.oct/' \
-e '/FILES/s/${MEX_FILE}//' \
-e 's:share/flann/octave:share/octave/site/m:' \
-e "/CUSTOM_TARGET/a\INSTALL(FILES \${MEX_FILE} DESTINATION libexec/octave/site/oct/${CHOST})" \
src/matlab/CMakeLists.txt || die
# do not compile examples by default
sed -i \
-e '/add_subdirectory.*examples/d' \
CMakeLists.txt || die
# compile tests only when requested
use test || sed -i -e '/add_subdirectory.*test/d' CMakeLists.txt
# avoid automatic installation of pdf
use doc || sed -i -e '/doc/d' CMakeLists.txt
}
src_configure() {
local mycmakeargs=(
"-DBUILD_C_BINDINGS=ON"
$(cmake-utils_use_build octave MATLAB_BINDINGS)
$(cmake-utils_use_build python PYTHON_BINDINGS)
$(cmake-utils_use_use mpi)
)
cmake-utils_src_configure
}
src_test() {
cd "${CMAKE_BUILD_DIR}"
LD_LIBRARY_PATH="${PWD}/lib" PYTHONPATH="${S}/src/python" \
emake test
}
src_install() {
cmake-utils_src_install
dodoc README.md
use static-libs || find "${ED}" -name 'lib*.a' -exec rm -rf '{}' '+'
}
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