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# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-mathematics/singular/singular-3.0.4.4.ebuild,v 1.3 2009/07/06 11:02:22 hkbst Exp $
inherit eutils elisp-common flag-o-matic autotools multilib versionator
PV_MAJOR=${PV%.*}
MY_PV=${PV//./-}
MY_PN=${PN/s/S}
MY_PV_MAJOR=${MY_PV%-*}
DESCRIPTION="Computer algebra system for polynomial computations"
HOMEPAGE="http://www.singular.uni-kl.de/"
SRC_URI="http://www.mathematik.uni-kl.de/ftp/pub/Math/Singular/SOURCES/3-0-4/${MY_PN}-${MY_PV}.tar.gz
http://www.mathematik.uni-kl.de/ftp/pub/Math/Singular/UNIX/${MY_PN}-3-0-4-2-share.tar.gz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~ppc ~x86"
IUSE="doc emacs boost"
DEPEND=">=dev-lang/perl-5.6
>=dev-libs/gmp-4.1-r1
emacs? ( >=virtual/emacs-22 )
boost? ( dev-libs/boost )"
S="${WORKDIR}"/${MY_PN}-${MY_PV_MAJOR}
SITEFILE=60${PN}-gentoo.el
pkg_setup() {
if use emacs; then
# we need at least emacs-22 in order for our emacs patches
# to work
need_emacs=22
have_emacs=$(elisp-emacs-version)
if ! version_is_at_least "${need_emacs}" "${have_emacs}"; then
eerror "This package needs at least emacs version ${need_emacs}."
eerror "Use \"eselect emacs\" to select the active version."
die "Emacs version is too low."
fi
fi
}
src_unpack () {
unpack ${A}
cd "${S}"
epatch "${FILESDIR}"/${PN}-3.0.4.2-gentoo.diff
epatch "${FILESDIR}"/${P}-nostrip.patch
epatch "${FILESDIR}"/${P}-emacs-22.patch
# for some unknown reason this ldflag causes the
# build system to choke
# NOTE: Look at the source and figure out why
filter-ldflags "*hash-style*"
cd "${S}"/kernel
sed -e "s/PFSUBST/${PF}/" -i feResource.cc || \
die "sed failed on feResource.cc"
cd "${S}"/Singular
if ! use boost; then
sed -e "s/AC_CHECK_HEADERS(boost/#AC_CHECK_HEADERS(boost/" \
-i configure.in || \
die "failed to fix detection of boost headers"
else
# -no-exceptions and boost don't play well
sed -e "/CXXFLAGS/ s/--no-exceptions//g" \
-i configure.in || \
die "sed failed on configure"
fi
eautoconf
}
src_compile() {
local myconf="${myconf} --disable-doc --without-MP --with-factory --with-libfac --disable-gmp --prefix=${S}"
econf $(use_enable emacs) \
${myconf} || die "econf failed"
emake -j1 || die "make failed"
if use emacs; then
cd "${WORKDIR}"/${MY_PN}/${MY_PV_MAJOR}/emacs/
elisp-compile *.el || die "elisp-compile failed"
fi
}
src_install () {
# install basic docs
cd "${S}" && dodoc BUGS ChangeLog || \
die "failed to install docs"
# install data files
insinto /usr/share/${PN}/LIB
cd "${S}"/${MY_PN}/LIB && doins *.lib COPYING help.cnf || \
die "failed to install lib files"
insinto /usr/share/${PN}/LIB/gftables
cd gftables && doins * \
|| die "failed to install files int LIB/gftables"
cd "${S}"/*-Linux
# install binaries
rm ${MY_PN} || die "failed to remove ${MY_PN}"
dobin ${MY_PN}* gen_test change_cost solve_IP \
toric_ideal LLL || die "failed to install binaries"
# install libraries
insinto /usr/$(get_libdir)/${PN}
doins *.so || die "failed to install libraries"
# create symbolic link
dosym /usr/bin/${MY_PN}-${MY_PV_MAJOR} /usr/bin/${MY_PN} || \
die "failed to create symbolic link"
# install examples
cd "${WORKDIR}"/${MY_PN}/${MY_PV_MAJOR}
insinto /usr/share/${PN}/examples
doins examples/* || die "failed to install examples"
# install extended docs
if use doc; then
dohtml -r html/* || die "failed to install html docs"
insinto /usr/share/${PN}
doins doc/singular.idx || die "failed to install idx file"
cp info/${PN}.hlp info/${PN}.info &&
doinfo info/${PN}.info || \
die "failed to install info files"
fi
# install emacs specific stuff here, as we did a directory change
# some lines above!
if use emacs; then
elisp-install ${PN} emacs/*.el emacs/*.elc emacs/.emacs* || \
die "elisp-install failed"
elisp-site-file-install "${FILESDIR}/${SITEFILE}"
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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