dev-libs/crypto++: config using config.h modification

Thanks: Alexander Tsoy
Closes: https://bugs.gentoo.org/show_bug.cgi?id=669288
Signed-off-by: Alon Bar-Lev <alonbl@gentoo.org>
Package-Manager: Portage-2.3.49, Repoman-2.3.11
RepoMan-Options: --force

1 files changed, 48 insertions, 0 deletions

diff --git a/dev-libs/crypto++/crypto++-7.0.0-r3.ebuild b/dev-libs/crypto++/crypto++-7.0.0-r3.ebuild
new file mode 100644
index 000000000000..00541d4446d0
--- /dev/null
+++ b/dev-libs/crypto++/crypto++-7.0.0-r3.ebuild
@@ -0,0 +1,48 @@
+# Copyright 1999-2018 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit flag-o-matic toolchain-funcs
+
+DESCRIPTION="C++ class library of cryptographic schemes"
+HOMEPAGE="https://cryptopp.com"
+SRC_URI="https://www.cryptopp.com/cryptopp${PV//.}.zip"
+
+LICENSE="Boost-1.0"
+SLOT="0/7" # subslot is so version
+KEYWORDS="alpha amd64 ~arm arm64 hppa ppc ppc64 ~sparc x86 ~x64-macos"
+IUSE="+asm static-libs"
+
+BDEPEND="app-arch/unzip"
+
+S="${WORKDIR}"
+
+config_uncomment() {
+	sed -i -e "s://\s*\(#define\s*$1\):\1:" config.h || die
+}
+
+pkg_setup() {
+	export CXX="$(tc-getCXX)"
+	export LIBDIR="${EPREFIX}/usr/$(get_libdir)"
+	export PREFIX="${EPREFIX}/usr"
+}
+
+src_prepare() {
+	default
+
+	use asm || config_uncomment CRYPTOPP_DISABLE_ASM
+
+	# ASM isn't Darwin/Mach-O ready, #479554, buildsys doesn't grok CPPFLAGS
+	[[ ${CHOST} == *-darwin* ]] && config_uncomment CRYPTOPP_DISABLE_ASM
+}
+
+src_compile() {
+	emake -f GNUmakefile all shared libcryptopp.pc
+}
+
+src_install() {
+	default
+
+	use static-libs || rm -f "${ED}${EPREFIX}"/usr/$(get_libdir)/*.a
+}