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# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit flag-o-matic toolchain-funcs
DESCRIPTION="Hardware RNG based on CPU timing jitter"
HOMEPAGE="https://github.com/smuellerDD/jitterentropy-library"
SRC_URI="https://github.com/smuellerDD/jitterentropy-library/archive/v${PV}.tar.gz -> ${P}.tar.gz"
# For future reference, tests/raw-entropy/validation-{restart,runtime}
# have a weird license clause where it says:
# The licensee IS NOT granted permission to redistribute the source code or
# derivatives of the source code, and the binaries compiled from the source
# code or its derivatives to any third parties.
# Do not package these two components!
LICENSE="BSD"
SLOT="0/3"
KEYWORDS="~alpha ~amd64 arm arm64 ~ia64 ~mips ppc ppc64 ~riscv x86"
IUSE="static-libs"
S="${WORKDIR}/${PN}-library-${PV}"
src_prepare() {
default
# Disable man page compression on install
sed -e '/\tgzip.*man/ d' -i Makefile || die
}
src_compile() {
# Upstream defines some of CFLAGS in the Makefile using '?='
# This allows those default flags to be overwritten by
# user-defined CFLAGS. Restore some of the defaults.
append-cflags '-fwrapv' '-fvisibility=hidden' '-fPIE'
# Optimizations are not allowed by upstream, which already
# overrides CFLAGS in Makefile. We need to handle CPPFLAGS here.
append-cppflags '-O0'
emake AR="$(tc-getAR)" CC="$(tc-getCC)"
}
src_install() {
emake PREFIX="${EPREFIX}/usr" \
LIBDIR="$(get_libdir)" \
DESTDIR="${D}" \
INSTALL_STRIP="install" \
install $(usex static-libs install-static '')
}
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