# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2


inherit autotools distutils eutils flag-o-matic toolchain-funcs versionator python multilib


DESCRIPTION="SALOME : The Open Source Integration Platform for Numerical Simulation. KERNEL Component"
HOMEPAGE="http://www.salome-platform.org"
SRC_URI="salome-3.2.6.tar.gz"

LICENSE="GPL-2"
KEYWORDS="~amd64 ~x86"
SLOT="0"
IUSE="doc corba opengl openpbs mpi debug X"
RESTRICT="fetch"

RDEPEND="opengl?  ( virtual/opengl )
	 mpi?     ( sys-cluster/mpich2 )
	 debug?   ( dev-util/cppunit )
	 openpbs? ( sys-cluster/torque )
	 corba?   ( <=dev-python/omniorbpy-2.6
	 	    <=net-misc/omniORB-4.1 )"

DEPEND="${RDEPEND}
	app-doc/doxygen
	media-gfx/graphviz
	dev-libs/boost
	dev-lang/python:2.4
	>=dev-python/PyQt-3.13
	>=dev-python/sip-4.1.3
	dev-python/numeric
	dev-python/docutils
	dev-lang/swig
	x11-libs/qwt:0
	>=x11-libs/qt-3.3.3
	dev-lang/tk
	dev-lang/tcl
	sci-libs/hdf5
	>=sci-libs/vtk-5.0.0
	>=sci-libs/opencascade-6.2"


MODULE_NAME="KERNEL"
MY_S="${WORKDIR}/src${PV}/${MODULE_NAME}_SRC_${PV}"
INSTALL_DIR="/opt/salome-${PV}/${MODULE_NAME}"
KERNEL_ROOT_DIR="/opt/salome-${PV}/${MODULE_NAME}"
export OPENPBS="/usr"


pkg_nofetch()
{
	einfo "You have to download manually the source code. You can download it from :"
	einfo "   http://www.salome-platform.org/download/dl326"
	einfo ""
	einfo "Put the archive in the \"/usr/portage/distfile\" directory and rename it \"salome-3.2.6.tar.gz\""
}


src_unpack()
{
	python_version
	distutils_python_version
	ewarn "Python 2.4 is highly recommended for Salome..."

	if ! built_with_use sci-libs/vtk python ; then
		die "You must rebuild sci-libs/vtk with python USE flag"
	fi

	unpack ${A}
	cd ${MY_S}
	epatch ${FILESDIR}/salome-kernel-3.2.6_openpbs.patch
	epatch ${FILESDIR}/${P}-Batch_Couple.patch
	# If Python 2.5 is planned to be used, the following patch must be applied. This, however, needs
	# to be thoroughly tested!
	#epatch ${FILESDIR}/${P}-pyobject.patch

	# Correct the Salome version number
	sed -i "s:3.2.5:3.2.6:g" configure.ac

	./clean_configure
	./build_configure
}


src_compile()
{
	cd ${MY_S}

	local myconf="--with-tcl=/usr/lib/ --with-tk=/usr/lib/"

	if use !X; then
		ewarn "Salome functionnalities imply X support! Check your USE flags configuration."
		die
	fi

	# Compiler and linker flags
	if use amd64 ; then
		append-flags -m64
	fi

	# CXXFLAGS are slightly modified to allow the compilation of
	# salome-kernel with OpenCascade and gcc-4.1.x
	if version_is_at_least "4.1" $(gcc-version) 
	then
		append-flags -ffriend-injection -fpermissive
	fi

	if use mpi; then
		myconf="${myconf} --without-mpi --with-mpich"
	else
		myconf="${myconf} --without-mpi --without-mpich"
	fi

	# Configuration
	econf  --prefix=${INSTALL_DIR} \
	       --docdir=${INSTALL_DIR}/share/doc/salome \
	       --infodir=${INSTALL_DIR}/share/info \
	       --datadir=${INSTALL_DIR}/share/salome \
	       --libdir=${INSTALL_DIR}/$(get_libdir)/salome \
	       "${myconf}" \
	       $(use_enable debug ) \
	       $(use_enable !debug production ) \
	       $(use_with debug cppunit /usr ) \
	       $(use_with opengl ) \
	       $(use_with openpbs ) \
	       $(use_enable corba corba-gen) \
	       || die "configuration failed"
	
	# Compilation
	emake || die "compilation failed"
}


src_install()
{
	cd ${MY_S}

	# Installation
	emake prefix="${D}/${INSTALL_DIR}" \
	      docdir="${D}/${INSTALL_DIR}/share/doc/salome" \
	      infodir="${D}/${INSTALL_DIR}/share/info" \
	      datadir="${D}/${INSTALL_DIR}/share/salome" \
	      libdir="${D}/${INSTALL_DIR}/$(get_libdir)/salome" install \
	      || die "emake install failed"

	echo "KERNEL_ROOT_DIR=${INSTALL_DIR}" > ./90${P}
	echo "LDPATH=${INSTALL_DIR}/$(get_libdir)/salome" >> ./90${P}
	echo "PATH=${INSTALL_DIR}/bin/salome"   >> ./90${P}
	echo "PYTHONPATH=${INSTALL_DIR}/lib/python${PYVER}/site-packages/salome" >> ./90${P}
	doenvd 90${P}
	if use doc; then
	   dodoc AUTHORS ChangeLog COPYING INSTALL LICENCE NEWS README README.FIRST.txt
	fi

	# If use omniORB as corba
	if use corba; then
	   sed -i 's@import CORBA@from omniORB import CORBA@' ${D}/${INSTALL_DIR}/bin/salome/runSalome.py
	fi
}