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# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-devel/m4/m4-1.4.16.ebuild,v 1.13 2013/02/18 01:07:35 zmedico Exp $
EAPI="3"
inherit eutils
DESCRIPTION="GNU macro processor"
HOMEPAGE="http://www.gnu.org/software/m4/m4.html"
SRC_URI="mirror://gnu/${PN}/${P}.tar.xz"
LICENSE="GPL-3"
SLOT="0"
KEYWORDS="amd64 arm ~mips ppc x86"
IUSE="examples"
# remember: cannot dep on autoconf since it needs us
DEPEND="app-arch/xz-utils"
RDEPEND=""
src_prepare() {
epatch "${FILESDIR}"/${P}-fix-test-readlink.patch #376639
epatch "${FILESDIR}"/${P}-no-gets.patch #424978
epatch "${FILESDIR}"/${P}-gnulib-musl.patch
}
src_configure() {
# Disable automagic dependency over libsigsegv; see bug #278026
export ac_cv_libsigsegv=no
local myconf=""
[[ ${USERLAND} != "GNU" ]] && myconf="--program-prefix=g"
econf --enable-changeword ${myconf}
}
src_test() {
[[ -d /none ]] && die "m4 tests will fail with /none/" #244396
emake check || die
}
src_install() {
emake install DESTDIR="${D}" || die
# autoconf-2.60 for instance, first checks gm4, then m4. If we don't have
# gm4, it might find gm4 from outside the prefix on for instance Darwin
use prefix && dosym /usr/bin/m4 /usr/bin/gm4
dodoc BACKLOG ChangeLog NEWS README* THANKS TODO
if use examples ; then
docinto examples
dodoc examples/*
rm -f "${ED}"/usr/share/doc/${PF}/examples/Makefile*
fi
}
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