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# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=5
PYTHON_COMPAT=( python2_7 )
inherit autotools eutils elisp-common flag-o-matic multilib prefix python-single-r1 versionator
MY_PN=Singular
MY_PV=$(replace_all_version_separators -)
MY_DIR=$(get_version_component_range 1-3 ${MY_PV})
# Note: Upstream's share tarball may not get updated on every release
MY_SHARE_DIR="3-1-6"
MY_PV_SHARE="${MY_PV}"
DESCRIPTION="Computer algebra system for polynomial computations"
HOMEPAGE="http://www.singular.uni-kl.de/"
SRC_COM="http://www.mathematik.uni-kl.de/ftp/pub/Math/${MY_PN}/SOURCES/"
SRC_URI="${SRC_COM}${MY_DIR}/${MY_PN}-${MY_PV}.tar.gz
${SRC_COM}${MY_SHARE_DIR}/${MY_PN}-${MY_PV_SHARE}-share.tar.gz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="amd64 ppc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos"
IUSE="boost doc emacs examples python readline test"
REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
RDEPEND="
dev-libs/gmp:0=
dev-libs/ntl:0=
emacs? ( >=virtual/emacs-22 )
python? ( ${PYTHON_DEPS} )
readline? ( sys-libs/readline:0= )"
DEPEND="${RDEPEND}
dev-lang/perl
boost? ( dev-libs/boost:0= )"
# Upstream does not care about tests
RESTRICT="test"
S="${WORKDIR}/${MY_PN}-${MY_DIR}"
pkg_setup() {
append-flags -fPIC
append-ldflags -fPIC
tc-export CC CPP CXX
use emacs && elisp-need-emacs 22
use python && python-single-r1_pkg_setup
}
src_prepare () {
epatch \
"${FILESDIR}"/${PN}-3.1.0-gentoo.patch \
"${FILESDIR}"/${PN}-3.1.0-emacs-22.patch \
"${FILESDIR}"/${PN}-3.0.4.4-nostrip.patch \
"${FILESDIR}"/${PN}-3.1.3.3-Minor.h.patch \
"${FILESDIR}"/${PN}-3.1.6-ntl6compat.patch \
"${FILESDIR}"/${PN}-3.1.6-factory_template_instantiation.patch
use python && epatch "${FILESDIR}"/${PN}-3.1.3.2-python.patch
if [[ ${CHOST} == *-darwin* ]] ; then
epatch "${FILESDIR}"/${PN}-3.1.3.3-install_name.patch
eprefixify kernel/Makefile.in
eprefixify Singular/Makefile.in
fi
eprefixify kernel/feResource.cc
# The SLDFLAGS mangling prevents passing raw LDLAGS to gcc (see e.g. bug 414709)
sed -i \
-e "/CXXFLAGS/ s/--no-exceptions//g" \
-e "s/SLDFLAGS=-shared/SLDFLAGS=\"$(raw-ldflags) -shared\"\n\t \tSLDFLAGS2=\"${LDFLAGS} -shared\"/" \
-e "s/ SLDFLAGS=/ SLDFLAGS=\n SLDFLAGS2=/" \
-e "s/AC_SUBST(SLDFLAGS)/AC_SUBST(SLDFLAGS)\nAC_SUBST(SLDFLAGS2)/" \
"${S}"/Singular/configure.in || die
sed -i \
-e "s/@SLDFLAGS@/@SLDFLAGS@\nSLDFLAGS2\t= @SLDFLAGS2@/" \
-e "/\$(CXX).*SLDFLAGS/s/SLDFLAGS/SLDFLAGS2/" \
"${S}"/Singular/Makefile.in || die
# remove ntl sources for safety.
rm -r ntl || die
cd "${S}"/Singular || die "failed to cd into Singular/"
eautoconf
}
src_configure() {
econf \
--prefix="${S}"/build \
--exec-prefix="${S}"/build \
--bindir="${S}"/build/bin \
--libdir="${S}"/build/lib \
--libexecdir="${S}"/build/lib \
--includedir="${S}"/build/include \
--with-apint=gmp \
--with-NTL \
--disable-doc \
--without-MP \
--without-flint \
--enable-factory \
--enable-libfac \
--enable-IntegerProgramming \
--enable-Singular \
--with-malloc=system \
$(use_with python python embed) \
$(use_with boost Boost) \
$(use_enable emacs) \
$(use_with readline)
}
src_compile() {
emake
if use emacs; then
cd "${WORKDIR}"/${MY_PN}/${MY_SHARE_DIR}/emacs/
elisp-compile *.el
fi
}
src_test() {
# Tests fail to link -lsingular, upstream ticket #243
emake test
}
src_install () {
dodoc README
# execs and libraries
cd "${S}"/build/bin
dobin ${MY_PN}* gen_test change_cost solve_IP toric_ideal LLL
insinto /usr/$(get_libdir)/${PN}
doins *.so
dosym ${MY_PN}-${MY_DIR} /usr/bin/${MY_PN}
dosym ${MY_PN}-${MY_DIR} /usr/bin/${PN}
# stuff from the share tar ball
cd "${WORKDIR}"/${MY_PN}/${MY_SHARE_DIR}
insinto /usr/share/${PN}
doins -r LIB
if use examples; then
insinto /usr/share/doc/${PF}
doins -r examples
fi
if use doc; then
dohtml -r html/*
insinto /usr/share/${PN}
doins doc/singular.idx
cp info/${PN}.hlp info/${PN}.info &&
doinfo info/${PN}.info
fi
if use emacs; then
elisp-install ${PN} emacs/*.el emacs/*.elc emacs/.emacs*
elisp-site-file-install "${FILESDIR}"/60${PN}-gentoo.el
fi
}
pkg_postinst() {
einfo "The authors ask you to register as a SINGULAR user."
einfo "Please check the license file for details."
if use emacs; then
echo
ewarn "Please note that the ESingular emacs wrapper has been"
ewarn "removed in favor of full fledged singular support within"
ewarn "Gentoo's emacs infrastructure; i.e. just fire up emacs"
ewarn "and you should be good to go! See bug #193411 for more info."
echo
fi
use emacs && elisp-site-regen
}
pkg_postrm() {
use emacs && elisp-site-regen
}
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