# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit eutils toolchain-funcs 
DESCRIPTION="ScaLAPACK: Scalable LAPACK"
HOMEPAGE="http://www.netlib.org/scalapack/scalapack_home.html"
SRC_URI="http://www.netlib.org/scalapack/scalapack.tgz"

LICENSE="as-is"
SLOT="0"
KEYWORDS="mips"
DEPEND="sci-libs/blacs
	sci-libs/blas-atlas
	|| ( sys-cluster/mpich sys-cluster/mpich2 )"
IUSE="debug doc multilib"

src_unpack() {
	if use debug; then
		debug=1;
	else
		debug=0;
	fi

	unpack ${A}
	
	# SLmake.patch replaces some values in SLmake.inc with flags.
	# The seds replace these flags with portage-friendly values.
	cd ${S}
	#epatch ${FILESDIR}/SLmake.patch

	sed -i -e "s:= \$(HOME)/SCALAPACK:= ${S}:" SLmake.inc ||die "sed failed"
	#sed -i -e "s:SFLAG:${S}:" SLmake.inc || die "sed 1 failed"
	#sed -i -e "s:DEBUGFLAG:${DEBUG}:" SLmake.inc || die "sed 2 failed"
	#sed -i -e "s:LIBFLAG:$(get_libdir):" SLmake.inc || die "sed 3 failed"
	#sed -i -e "s:FCOMPILER:$(tc-getF77):" SLmake.inc || die "sed 4 failed"
	#sed -i -e "s:CCOMPILER:$(tc-getCC):" SLmake.inc || die "sed 5 failed"
}

src_compile() {
	MAKE="BLACSDBGLVL=${debug} BLACSdir=/usr/$(get_libdir) \
		SMPLIB=/usr/$(get_libdir)/libmpich.a F77=$(tc-getF77) CC=$(tc-getCC) \
		BLASLIB='/usr/$(get_libdir)/libf77blas.a /usr/$(get_libdir)/libatlas.a' "
	make "${MAKE}" all || die "make failed"
}

src_install() {
	cd ${S}
	dolib libscalapack.a
	if use doc; then
		dodoc README
		cd ${S}/INSTALL
		dodoc scalapack_install.ps
	fi
}