dev-libs/libsecp256k1: Bump to 0.1_pre20201028

Signed-off-by: Luke Dashjr <luke-jr+git@utopios.org>
Signed-off-by: Joonas Niilola <juippis@gentoo.org>

3 files changed, 81 insertions, 0 deletions

diff --git a/dev-libs/libsecp256k1/Manifest b/dev-libs/libsecp256k1/Manifest
index a782dfc4d6f2..5d4a61eeda99 100644
--- a/dev-libs/libsecp256k1/Manifest
+++ b/dev-libs/libsecp256k1/Manifest
@@ -1 +1,2 @@
 DIST libsecp256k1-v0.1_pre20190401.tgz 166663 BLAKE2B 68c9fc3fda6af56452f32edeae5dcb5a92f68bc3fb39a397c532951c6392347df14ea0347bbe05cab43158512e0d9f5ea87bd8f69bece1b04440860ebb8065ee SHA512 8c4945e93cb5ff241482ba4426b25162a7ae3b26860edc10c91d06b1c396887202ad971f4d38e035828352531b87fc29087a12b675e43da44f23c9ea3b6c0cc8
+DIST libsecp256k1-v0.1_pre20201028.tgz 200051 BLAKE2B 90d636049b411e02703feb2661006900a55f952f60e76e2b7147a5afe8e391a06a80d6ae1489b1e7f2382176c7ea831526465a85bca09156dc6d37b417fcb33b SHA512 54a0fa21b64dd6836e4227de51f3539afe06e0e2f352683397d6adb5dd0508af443d2e25f91e90e1ae366b261965fe7d438292314705baee799cf37421644958
diff --git a/dev-libs/libsecp256k1/libsecp256k1-0.1_pre20201028.ebuild b/dev-libs/libsecp256k1/libsecp256k1-0.1_pre20201028.ebuild
new file mode 100644
index 000000000000..384c9ff6f591
--- /dev/null
+++ b/dev-libs/libsecp256k1/libsecp256k1-0.1_pre20201028.ebuild
@@ -0,0 +1,75 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit autotools
+
+MyPN=secp256k1
+DESCRIPTION="Optimized C library for EC operations on curve secp256k1"
+HOMEPAGE="https://github.com/bitcoin-core/secp256k1"
+COMMITHASH="3967d96bf184519eb98b766af665b4d4b072563e"
+SRC_URI="https://github.com/bitcoin-core/${MyPN}/archive/${COMMITHASH}.tar.gz -> ${PN}-v${PV}.tgz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~mips ~ppc ~ppc64 ~x86 ~amd64-linux ~x86-linux"
+IUSE="+asm ecdh +experimental +extrakeys gmp lowmem precompute-ecmult +schnorr +recovery test test-openssl valgrind"
+RESTRICT="!test? ( test )"
+
+REQUIRED_USE="
+	asm? ( || ( amd64 arm ) arm? ( experimental ) )
+	extrakeys? ( experimental )
+	?? ( lowmem precompute-ecmult )
+	schnorr? ( experimental extrakeys )
+	test-openssl? ( test )
+"
+RDEPEND="
+	gmp? ( dev-libs/gmp:0= )
+"
+DEPEND="${RDEPEND}
+	virtual/pkgconfig
+	test-openssl? ( dev-libs/openssl:0 )
+	valgrind? ( dev-util/valgrind )
+"
+
+S="${WORKDIR}/${MyPN}-${COMMITHASH}"
+
+src_prepare() {
+	default
+	eautoreconf
+}
+
+src_configure() {
+	local asm_opt
+	if use asm; then
+		if use arm; then
+			asm_opt=arm
+		else
+			asm_opt=auto
+		fi
+	else
+		asm_opt=no
+	fi
+	econf \
+		--disable-benchmark \
+		$(use_enable experimental) \
+		$(use_enable test tests) \
+		$(use_enable test exhaustive-tests) \
+		$(use_enable test-openssl openssl-tests) \
+		$(use_enable ecdh module-ecdh) \
+		$(use_enable extrakeys module-extrakeys) \
+		--with-asm=$asm_opt \
+		--with-bignum=$(usex gmp gmp no) \
+		$(use_enable recovery module-recovery) \
+		$(use_enable schnorr module-schnorrsig) \
+		$(usex lowmem '--with-ecmult-window=2 --with-ecmult-gen-precision=2' '') \
+		$(usex precompute-ecmult '--with-ecmult-window=24 --with-ecmult-gen-precision=8' '') \
+		$(use_with valgrind) \
+		--disable-static
+}
+
+src_install() {
+	default
+	find "${D}" -name '*.la' -delete || die
+}
diff --git a/dev-libs/libsecp256k1/metadata.xml b/dev-libs/libsecp256k1/metadata.xml
index c5a0de90e4c1..04c706ec1caa 100644
--- a/dev-libs/libsecp256k1/metadata.xml
+++ b/dev-libs/libsecp256k1/metadata.xml
@@ -14,8 +14,13 @@
     <flag name="ecdh">Enable ECDH shared secret computation</flag>
     <flag name="endomorphism">Enable endomorphism</flag>
     <flag name="experimental">Allow experimental USE flags</flag>
+    <flag name="extrakeys">Enable extrakeys module</flag>
+    <flag name="lowmem">Reduce runtime memory usage at the expense of performance (ecmult window size 2, gen precision 2)</flag>
+    <flag name="precompute-ecmult">Use over 512 MB memory at runtime for better performance (ecmult window size 24, gen precision 8)</flag>
     <flag name="recovery">Enable ECDSA pubkey recovery module</flag>
+    <flag name="schnorr">Enable Schnorr signature module</flag>
     <flag name="test-openssl">Enable OpenSSL comparison tests</flag>
+    <flag name="valgrind">Compile in valgrind memory hints</flag>
   </use>
   <upstream>
     <remote-id type="github">bitcoin/secp256k1</remote-id>