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# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=3
inherit toolchain-funcs eutils multilib flag-o-matic
DESCRIPTION="High-performance and portable Number Theory C++ library"
HOMEPAGE="http://shoup.net/ntl/"
SRC_URI="http://www.shoup.net/ntl/${P}.tar.gz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="amd64 ppc x86 ~amd64-linux ~x86-linux ~ppc-macos"
IUSE="doc static-libs test"
RDEPEND=">=dev-libs/gmp-4.3
>=dev-libs/gf2x-0.9"
DEPEND="${RDEPEND}
dev-lang/perl"
S="${WORKDIR}/${P}/src"
src_prepare() {
# fix parallel make
sed -i -e "s/make/make ${MAKEOPTS}/g" WizardAux || die
cd ..
# enable compatibility with singular
epatch "$FILESDIR/${P}-singular.patch"
# implement a call back framework (submitted upstream)
epatch "$FILESDIR/${P}-sage-tools.patch"
# sanitize the makefile and allow the building of shared library
epatch "$FILESDIR/${P}-shared.patch"
replace-flags -O[3-9] -O2
}
src_configure() {
perl DoConfig \
PREFIX="${EPREFIX}"/usr \
CFLAGS="${CFLAGS}" CXXFLAGS="${CXXFLAGS}" LDFLAGS="${LDFLAGS}" \
CC="$(tc-getCC)" CXX="$(tc-getCXX)" \
AR="$(tc-getAR)" RANLIB="$(tc-getRANLIB)" \
NTL_STD_CXX=on NTL_GMP_LIP=on NTL_GF2X_LIB=on \
|| die "DoConfig failed"
}
src_compile() {
# split the targets to allow parallel make to run properly
emake setup1 setup2 || die "emake setup failed"
emake setup3 || die "emake setup failed"
sh Wizard on || die "Tuning wizard failed"
if use static-libs || use test; then
emake ntl.a || die "emake static failed"
fi
local trg=so
[[ ${CHOST} == *-darwin* ]] && trg=dylib
emake shared${trg} || die "emake shared failed"
}
src_install() {
if use static-libs; then
newlib.a ntl.a libntl.a || die "installation of static library failed"
fi
dolib.so lib*$(get_libname) || die "installation of shared library failed"
cd ..
insinto /usr/include
doins -r include/NTL || die "installation of the headers failed"
dodoc README
if use doc ; then
dodoc doc/*.txt || die
dohtml doc/* || die
fi
}
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