app-arch/zstd: add 1.5.1

Signed-off-by: Sam James <sam@gentoo.org>

app-arch/zstd/Manifest

@@ -1,2 +1,3 @@
 DIST zstd-1.4.9.tar.gz 1834843 BLAKE2B 907f492bd023db9459bdc292a0bc4d1b6336d92dd7041eb2b36668589c20fcb98c411b85d78f92cd16d9b4a000d9c4125b5f966a5ca777034ae78210e639315b SHA512 f529db9c094f9ae26428bf1fdfcc91c6d783d400980e0f0d802d2cf13c2be2931465ef568907e03841ff76a369a1447e7371f8799d8526edb9a513ba5c6db133
 DIST zstd-1.5.0.tar.gz 1867111 BLAKE2B e503d17478b94128eb3ec578178f9d7023e941434dcc07790e12fd6c9933518f34fba5d7795ab7b145e4e499597644a6edd2830106649c5a749c962d5afe2f31 SHA512 25b657529a698eec891f92ff4a085d1fd95d2ff938ce52c8a4ff6163eb0b668ec642dd09e0db190652638cd92371006afa01d8e437437762c4097ad301675c33
+DIST zstd-1.5.1.tar.gz 1948539 BLAKE2B 2f82fb7872c49c41c8ccae17e343825dabceae3070266e49468c2019a1324758b825d7fc1bc3b62602b4d726538260258dc9134fa81d3c5e5085a8a1b531a8c5 SHA512 ed8ea0143b7bbd85afdcc8f95d44589a0903cff8375059836ebe577cc4b3ea49c0c756db6a3649655e478377f48b3120ef87dc768fd449bd4bfac786209bfd31

app-arch/zstd/files/zstd-1.5.1-respect-CFLAGS.patch

@@ -0,0 +1,11 @@
+--- a/lib/libzstd.mk
++++ b/lib/libzstd.mk
+@@ -78,8 +78,6 @@ else
+ endif
+   CFLAGS += -fno-stack-protector -fomit-frame-pointer -fno-ident \
+             -DDYNAMIC_BMI2=0 -DNDEBUG
+-else
+-  CFLAGS += -O3
+ endif
+ 
+ DEBUGLEVEL ?= 0

app-arch/zstd/zstd-1.5.1.ebuild

@@ -0,0 +1,69 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit multilib-minimal toolchain-funcs
+
+DESCRIPTION="zstd fast compression library"
+HOMEPAGE="https://facebook.github.io/zstd/"
+SRC_URI="https://github.com/facebook/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="|| ( BSD GPL-2 )"
+SLOT="0/1"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+IUSE="lz4 static-libs +threads"
+
+RDEPEND="app-arch/xz-utils
+	lz4? ( app-arch/lz4 )"
+DEPEND="${RDEPEND}"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-1.5.1-respect-CFLAGS.patch
+)
+
+src_prepare() {
+	default
+	multilib_copy_sources
+}
+
+mymake() {
+	emake \
+		CC="$(tc-getCC)" \
+		CXX="$(tc-getCXX)" \
+		AR="$(tc-getAR)" \
+		PREFIX="${EPREFIX}/usr" \
+		LIBDIR="${EPREFIX}/usr/$(get_libdir)" \
+		V=1 \
+		"${@}"
+}
+
+multilib_src_compile() {
+	local libzstd_targets=( libzstd{,.a}$(usex threads '-mt' '') )
+
+	mymake -C lib ${libzstd_targets[@]} libzstd.pc
+
+	if multilib_is_native_abi ; then
+		mymake HAVE_LZ4="$(usex lz4 1 0)" zstd
+
+		mymake -C contrib/pzstd
+	fi
+}
+
+multilib_src_install() {
+	mymake -C lib DESTDIR="${D}" install
+
+	if multilib_is_native_abi ; then
+		mymake -C programs DESTDIR="${D}" install
+
+		mymake -C contrib/pzstd DESTDIR="${D}" install
+	fi
+}
+
+multilib_src_install_all() {
+	einstalldocs
+
+	if ! use static-libs; then
+		find "${ED}" -name "*.a" -delete || die
+	fi
+}