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# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $
EAPI="5"
PYTHON_DEPEND="2"
SUPPORT_PYTHON_ABIS="1"
inherit cmake-utils eutils fdo-mime python versionator
DESCRIPTION="HOOMD performs general purpose molecular dynamics simulations on NVIDIA GPUs"
HOMEPAGE="http://codeblue.umich.edu/hoomd-blue/index.html"
SRC_URI="http://codeblue.umich.edu/hoomd-blue/downloads/0.9/${P}.tar.bz2
doc? ( http://codeblue.umich.edu/hoomd-blue/downloads/0.9/hoomd-userdoc-${PV}.pdf
http://codeblue.umich.edu/hoomd-blue/downloads/0.9/hoomd-devdoc-${PV}.tar.bz2 )"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="+cuda debug doc +openmp +single-precision static-libs test zlib"
RDEPEND="dev-libs/boost
cuda? ( >=dev-util/nvidia-cuda-toolkit-2.0 )
sys-libs/zlib"
DEPEND="${RDEPEND}"
RESTRICT_PYTHON_ABIS="3.*"
pkg_setup() {
python_pkg_setup
if use cuda; then
if has_version '<=dev-util/nvidia-cuda-toolkit-3.0'; then
if version_is_at_least 4.4 $(gcc-version); then
ewarn "Nvidia CUDA SDK version 3.0 and below requires a gcc version less than 4.4"
ewarn "Enabling the cuda use flag with gcc version 4.4 or higher will cause build failures in those SDK versions."
ewarn "Please use gcc-config to set a gcc version less than 4.4 ."
fi
elif has_version '<=dev-util/nvidia-cuda-toolkit-3.2'; then
if version_is_at_least 4.5 $(gcc-version); then
ewarn "Nvidia CUDA SDK Version 3.2 and below require a gcc version less than 4.5"
ewarn "Enabling the cuda use flag with gcc version 4.5 or higher will cause build failures in those SDK versions."
ewarn "Please use gcc-config to set a gcc version less than 4.5."
fi
fi
fi
}
src_prepare(){
python_copy_sources
}
src_configure(){
use single-precision && local sp="ON" || local sp="OFF"
if use !single-precision && use cuda ; then
ewarn "Single precision must be enabled to have cuda support built-in."
ewarn "Single-precision will be enabled for this build."
local sp="ON"
fi
my_config() {
local mycmakeargs=(
$(cmake-utils_use_enable cuda CUDA)
$(cmake-utils_use_enable static-libs STATIC)
$(cmake-utils_use_enable test BUILD_TESTING)
$(cmake-utils_use_enable openmp OPENMP)
$(cmake-utils_use_enable zlib ZLIB)
-DENABLE_VALGRIND=OFF
-DENABLE_NATIVE_INSTALL=0N
-DENABLE_DOXYGEN=OFF
-DPYTHON_SITEDIR="$(python_get_sitedir)"
-DENABLE_SINGLE_PRECISION=${sp}
-DCMAKE_BUILD_TYPE=${cbt}
-DENABLE_OCELOT:BOOL=OFF
)
cmake-utils_src_configure
}
python_execute_function -s my_config
}
src_test(){
python_execute_function -s cmake-utils_src_test
}
src_install(){
if use doc; then
insinto /usr/share/doc/${PF}
doins hoom-userdoc-${PV}.pdf
insinto /usr/share/doc/${PF}/devdocs
doins -r "${WORKDIR}/hoomd-devdoc-${PV}/"
fi
python_execute_function -s cmake-utils_src_install
}
pkg_postinst() {
fdo-mime_desktop_database_update
fdo-mime_mime_database_update
}
pkg_postrm() {
fdo-mime_desktop_database_update
fdo-mime_mime_database_update
}
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