gambit-4.0_beta20.ebuild

gambit-4.0_beta20-r1.ebuild (text/plain), 2.42 KB, created by Marijn Schouten (RETIRED) on 2007-01-14 18:37:38 UTC

# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit eutils elisp-common check-reqs autotools

MY_PN=gambc
MY_PV=${PV//_beta/b}
MY_P=${MY_PN}-${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/4.0/source/${MY_P}.tar.gz"

LICENSE="Apache-2.0 LGPL-2.1"
SLOT="0"
KEYWORDS="~amd64 ~ppc64 ~x86"

DEPEND="emacs? ( virtual/emacs )"

SITEFILE="50gambit-gentoo.el"

S=${WORKDIR}/${MY_P}

IUSE="emacs gcc-opts"

pkg_setup() {
	if ! use gcc-opts; then
		ewarn "Not using gcc specific optimizations"
		ewarn "Approximately 0.5GB ram will be needed"
		ewarn "If you experience thrashing, try disabling parallel building"
		# need this much memory in MBytes (does *not* check swap)
		CHECKREQS_MEMORY="768"check_reqs
	else
		ewarn "Using gcc specific optimizations."
		ewarn "This will cause approximately 2GB ram to be used instead of 0.5GB."
		ewarn "This will probably cause heavy thrashing of your system."
		# need this much memory in MBytes (does *not* check swap)
		CHECKREQS_MEMORY="2560"	check_reqs
	fi
}

src_unpack() {
	unpack ${A} && cd "${S}"
	sed "s/PACKAGE_SUBDIR=\"\/${MY_PV}\"/PACKAGE_SUBDIR=\"\/\"/" -i configure.ac
	eautoreconf
}

src_compile() {
	econf --enable-shared --enable-single-host $(use_enable gcc-opts)
	emake || die "emake failed"

	if use emacs; then
		( cd misc; elisp-comp *.el )
	fi
}

src_install() {
	einstall docdir=${D}/usr/share/doc/${PF} || die "einstall failed"

	dodir /usr/lib
	mv ${D}/usr/syntax-case.scm ${D}/usr/lib/syntax-case.scm
	# rename the /usr/bin/gsc to avoid collision with gsc from ghostscript
	mv ${D}/usr/bin/gsc ${D}/usr/bin/gsc-gambit

	# remove emacs/site-lisp/gambit.el
	rm -rf ${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
	# dodoc has no -r flag :(
#	dodoc -r examples
	insinto /usr/share/doc/${PF}
	doins -r examples
	# remove makefiles
#	find ${D}/usr/share/doc/${PF}/examples -type f \
#		\( -name makefile -o -name makefile.in \) \
#		-exec rm -f '{}' \;

	# create some more explicit names
	dosym /usr/bin/gsc-gambit /usr/bin/gambitsc
	dosym /usr/bin/gsi /usr/bin/gambitsi
}

pkg_postinst() {
        einfo "Compiling syntax-case.scm..."
        gambitsc $ROOT/usr/lib/syntax-case.scm
}