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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/dev-scheme/gambit/gambit-4.4.0.ebuild,v 1.4 2009/01/28 16:46:59 hkbst Exp $
inherit eutils elisp-common check-reqs multilib
MY_PN=gambc
MY_PV=${PV//./_}
MY_P=${MY_PN}-v${MY_PV}
DESCRIPTION="Gambit-C is a native Scheme to C compiler and interpreter."
HOMEPAGE="http://www.iro.umontreal.ca/~gambit/"
SRC_URI="http://www.iro.umontreal.ca/~gambit/download/gambit/v${PV%.*}/source/${MY_P}.tgz"
LICENSE="|| ( Apache-2.0 LGPL-2.1 )"
SLOT="0"
KEYWORDS="~amd64 ~ppc64 ~x86"
DEPEND="emacs? ( virtual/emacs )"
RDEPEND=""
SITEFILE="50gambit-gentoo.el"
S=${WORKDIR}/${MY_P} #-devel
IUSE="emacs static"
_pkg_setup() {
if use big-iron; then
ewarn "compiling each Scheme module as a single C function"
ewarn "using gcc specific optimizations"
ewarn "approximately 2GB ram will be needed instead of 0.5GB"
ewarn "this will cause heavy thrashing of your system"
ewarn "and may cause your compiler to crash when it runs out of memory"
ewarn "unless your system is BIG IRON"
# need this much memory in MBytes (does *not* check swap)
CHECKREQS_MEMORY="2560" check_reqs
else
ewarn "NOT compiling each Scheme module as a single C function"
ewarn "NOT using gcc specific optimizations"
ewarn "approximately 0.5GB ram will be needed"
ewarn "if you experience thrashing, try disabling parallel building or setting -O1"
# need this much memory in MBytes (does *not* check swap)
CHECKREQS_MEMORY="768" check_reqs
fi
}
src_compile() {
econf $(use_enable !static shared) --enable-single-host --disable-absolute-shared-libs
emake bootstrap || die
if use emacs; then
elisp-compile misc/*.el || die
fi
}
src_install() {
emake DESTDIR="${D}" install || die
# rename the /usr/bin/gsc to avoid collision with gsc from ghostscript
mv "${D}"/usr/bin/gsc "${D}"/usr/bin/gsc-gambit
}
_src_install(){
rm "${D}"/usr/current
mv "${D}"/usr/syntax-case.scm "${D}"/usr/$(get_libdir)
# remove emacs/site-lisp/gambit.el
rm -r "${D}"/usr/share/emacs
if use emacs; then
elisp-install ${PN} misc/*.{el,elc}
elisp-site-file-install "${FILESDIR}"/${SITEFILE}
fi
dodoc INSTALL.txt README
insinto /usr/share/doc/${PF}
doins -r examples
# create some more explicit names
dosym gsc-gambit usr/bin/gambit-compiler
dosym gsi usr/bin/gambit-interpreter
echo "GAMBCOPT=\"=/usr/\"" > "${T}"/50gambit && doenvd "${T}"/50gambit
}
pkg_postinst() {
use emacs && elisp-site-regen
}
pkg_postrm() {
use emacs && elisp-site-regen
}
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