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# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=4
inherit autotools eutils multilib toolchain-funcs
DESCRIPTION="highly optimized and portable routines for integer based number theoretic applications"
HOMEPAGE="https://github.com/libtom/libtommath"
SRC_URI="https://github.com/libtom/libtommath/archive/v${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="WTFPL-2"
SLOT="0"
KEYWORDS="alpha amd64 arm arm64 hppa ia64 m68k ~mips ppc ppc64 s390 sh sparc x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~ppc-macos"
IUSE="doc examples static-libs"
DEPEND="sys-devel/libtool"
RDEPEND=""
src_prepare() {
epatch "${FILESDIR}"/${P}-makefile.patch
# need libtool for cross compilation. Bug #376643
cat <<-EOF > configure.ac
AC_INIT(libtommath, 0)
AM_INIT_AUTOMAKE
LT_INIT
AC_CONFIG_FILES(Makefile)
AC_OUTPUT
EOF
touch NEWS README AUTHORS ChangeLog Makefile.am
eautoreconf
export LT="${S}"/libtool
}
src_configure() {
econf $(use_enable static-libs static)
}
_emake() {
emake CC="$(tc-getCC)" -f makefile.shared \
IGNORE_SPEED=1 \
LIBPATH="${EPREFIX}/usr/$(get_libdir)" \
INCPATH="${EPREFIX}/usr/include" \
"$@"
}
src_compile() {
_emake
}
src_install() {
_emake DESTDIR="${ED}" install
# We only link against -lc, so drop the .la file.
find "${ED}" -name '*.la' -delete
dodoc changes.txt
use doc && dodoc *.pdf
if use examples ; then
docinto demo
dodoc demo/*.c
fi
}
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