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# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-libs/itpp/itpp-4.0.6.ebuild,v 1.7 2010/03/14 09:56:12 hwoarang Exp $
inherit fortran flag-o-matic
# we need this to prevent itpp's specialized debug lib
# (built with USE="debug" set) from being stripped
RESTRICT="strip"
DESCRIPTION="C++ library of mathematical, signal processing and communication classes and functions"
LICENSE="GPL-2"
HOMEPAGE="http://itpp.sourceforge.net/"
SRC_URI="mirror://sourceforge/${PN}/${P}.tar.bz2"
SLOT="0"
KEYWORDS="amd64 ppc ppc64 sparc x86"
IUSE="blas debug doc fftw lapack minimal"
RDEPEND="!minimal? ( fftw? ( >=sci-libs/fftw-3.0.0 ) )
blas? ( virtual/blas
lapack? ( virtual/lapack ) )"
DEPEND="${RDEPEND}
doc? ( app-doc/doxygen
virtual/latex-base )"
pkg_setup() {
# lapack can only be used in conjunction with blas
if use lapack && ! use blas; then
die "USE=lapack requires USE=blas to be set"
fi
}
src_unpack() {
fortran_src_unpack
epatch "${FILESDIR}"/${P}-gcc44.patch
}
src_compile() {
# turn off performance critical debug code
append-flags -DNDEBUG
# make sure that -g is stripped always since we use
# RESTRICT=strip. If debug info is needed please enable
# the debug use flag and link against the debug *.so
filter-flags -g
local blas_conf="--without-blas"
local lapack_conf="--without-lapack"
if use blas; then
if use lapack; then
blas_conf="--with-blas=$(pkg-config lapack --libs)"
lapack_conf="--with-lapack"
else
blas_conf="--with-blas=$(pkg-config blas --libs)"
fi
fi
local fftw_conf="--without-fft";
if use fftw;
then
fftw_conf="--with-fft=-lfftw3"
fi
local myconf="--docdir=/usr/share/doc/${P}"
if use minimal; then
myconf="${myconf} --disable-comm --disable-fixed --disable-optim --disable-protocol --disable-signal --disable-srccode"
fi
econf $(use_enable doc html-doc) \
$(use_enable debug) \
"${blas_conf}" \
"${lapack_conf}" \
"${fftw_conf}" \
${myconf} \
|| die "econf failed"
emake || die "emake failed"
}
src_install() {
make install DESTDIR="${D}" || die "make install failed"
dodoc AUTHORS ChangeLog ChangeLog-2007 ChangeLog-2006 \
ChangeLog-2005 INSTALL NEWS NEWS-3.10 NEWS-3.99 README TODO \
|| die "failed to install docs"
}
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