# 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

DESCRIPTION="SALOME : The Open Source Integration Platform for Numerical Simulation"
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 X debug"
RESTRICT="fetch"

RDEPEND="doc? ( app-doc/doxygen 
                media-gfx/graphviz )
         opengl? ( virtual/opengl )
         mpi? ( sys-cluster/mpich )
         openpbs? ( sys-cluster/openpbs )
         debug? ( dev-util/cppunit )"

DEPEND="${RDEPEND}
        =sci-misc/salome-kernel-3.2.6
	=sci-misc/salome-med-3.2.6
	=sci-misc/salome-geom-3.2.6
	sci-libs/vtk"

MODULE_NAME="SMESH"

MY_S="${WORKDIR}/src${PV}/${MODULE_NAME}_SRC_${PV}"
MY_W="${WORKDIR}/build"


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()
{
	unpack ${A}
	mkdir ${MY_W}
	cd ${MY_S}
	epatch ${FILESDIR}/salome-smesh-3.2.6.patch
	epatch ${FILESDIR}/salome-smesh-3.2.6_debug.patch
	epatch ${FILESDIR}/salome-smesh-3.2.6_GetSource.patch
}

src_compile() {
	local myconf

	cd "${MY_S}"
	ewarn "The 'threads' flag MUST be ON and boost (at least) must be rebuild with this flag on"
	./build_configure


	# If vtk-5.O is used, include directory is named vtk-5.0 and not vtk
	if has_version ">=sci-libs/vtk-5.0"; then
	   einfo "vtk version 5 detected"
	   append-flags -I/usr/include/vtk-5.0
	else
	   einfo "vtk version 4 or prior detected";
	fi

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

	#
	# Configuration
	#
        if use opengl && use !X; then
                ewarn "OpenGL functionnalities imply X support! Check your USE flags configuration."
                die
        fi        

	myconf="--with-kernel=${KERNEL_ROOT_DIR}"
	myconf="${myconf} --prefix=${D}opt/salome-${PV}/${MODULE_NAME}"

	if use X; then
                myconf="${myconf} --with-x --with-xmu-include=/usr/include --with-xmu-library=/usr/lib"
                if use opengl; then
                        myconf="${myconf} --with-gl-include=/usr/include --with-gl-library=/usr/lib"
                else
                        myconf="${myconf} --without-opengl"
                fi
        else
                myconf="${myconf} --without-x --without-gl --without-xmu"
        fi


        if use !debug; then
		myconf="${myconf} --disable-debug --enable-production --without-cppunit"
        else
                myconf="${myconf} --enable-debug"
        fi

#	if use !mpi; then
#		myconf="${myconf} --without-mpi --without-mpich"
#	fi

	if use !openpbs; then
		myconf="${myconf} --without-openpbs"
	fi


	cd ${MY_W}
	${MY_S}/configure ${myconf} || die "econf failed"

	make -j1 || die "Compilation failed"

}

src_install() {
        cd ${MY_W}
	mkdir ${D}opt/salome-${PV}/${MODULE_NAME} -p
	make install || dies "install failed"
	echo "${MODULE_NAME}_ROOT_DIR=/opt/salome-${PV}/${MODULE_NAME}" > ${D}/etc/env.d/90salome-${MODULE_NAME_LOWER}

	#
	# Checking for relocation
	#
	cd ${D}opt/salome-${PV}/${MODULE_NAME}
	FileList="lib/salome/libMEFISTO2D.la
		  lib/salome/libMeshDriverDAT.la
		  lib/salome/libMeshDriver.la
		  lib/salome/libMeshDriverMED.la
		  lib/salome/libMeshDriverSTL.la
		  lib/salome/libMeshDriverUNV.la
		  lib/salome/libSMDS.la
		  lib/salome/libSMESHClient.la
		  lib/salome/libSMESHControls.la
		  lib/salome/libSMESHDS.la
		  lib/salome/libSMESHEngine.la
		  lib/salome/libSMESHFiltersSelection.la
		  lib/salome/libSMESHimpl.la
		  lib/salome/libSMESH.la
		  lib/salome/libSMESHObject.la
		  lib/salome/libSMESH_Swigcmodule.la
		  lib/salome/libStdMeshersEngine.la
		  lib/salome/libStdMeshersGUI.la
		  lib/salome/libStdMeshers.la"

	for i in $FileList
	do
		einfo "Relocation : $i"
		sed -i "s@${D}@@g" $i
	done

}