my private gentoo overlay
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# Copyright 1999-2019 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit autotools multilib-minimal toolchain-funcs
DESCRIPTION="Optimized and portable routines for integer theoretic applications"
HOMEPAGE="http://www.libtom.net/"
SRC_URI="https://github.com/libtom/libtommath/releases/download/v${PV}/ltm-${PV}.tar.xz"
LICENSE="WTFPL-2"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos"
IUSE="doc examples static-libs"
src_prepare() {
default
# 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 LIBTOOL="${S}"/libtool
multilib_copy_sources
}
src_configure() {
econf $(use_enable static-libs static)
}
_emake() {
cd ${BUILD_DIR}
emake \
CC="$(tc-getCC)" \
AR="$(tc-getAR)" \
RANLIB="$(tc-getRANLIB)" \
-f makefile.shared \
IGNORE_SPEED=1 \
LIBPATH="${EPREFIX}/usr/$(get_libdir)" \
INCPATH="${EPREFIX}/usr/include" \
"$@"
}
src_compile() {
multilib_foreach_abi _emake
}
src_test() {
multilib_foreach_abi _emake test_standalone
multilib_foreach_abi ./test || die
}
src_install() {
multilib_foreach_abi _emake DESTDIR="${D}" install
# We only link against -lc, so drop the .la file.
find "${ED}" -name '*.la' -delete || die
if ! use static-libs ; then
find "${ED}" -name "*.a" -delete || die
fi
dodoc changes.txt
use doc && dodoc *.pdf
if use examples ; then
docinto demo
dodoc demo/*.c
fi
}