dev-libs/c-blosc2: Bump to 2.21.3

Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-libs/c-blosc2/Manifest

@@ -1,2 +1,3 @@
 DIST c-blosc2-2.20.0.gh.tar.gz 3302408 BLAKE2B 33d71891265e31ffa1e1d7b55fb7934ad708343663a07acddf24e15b4f53e499c92c6a5673deb3a262cc31628d6d580381f825f1e8b562e68634b203699a557b SHA512 7c40a3b64d956a2141d482bfac65601a999e068262091c51525bde9e05a3667109c5f275688213af0caebbb439cb3004a76f45cb216a468e0793f20e04cc1ba3
 DIST c-blosc2-2.21.2.gh.tar.gz 3338027 BLAKE2B 6634af615117f0890c19be92f08d1530151322636cefb79adfe560ed58c9303febd588f0d0c9ecad7536243c26b49d3eb1ec5c54157019262f9856bbc8efcb70 SHA512 744f0c0b7e33c9c1982f908273135e0347a2cde132f216de953cc8148e85c40828568b120d53fb62097fad459cf89adadbc66d8883d3f2e23093da8ae03eb62c
+DIST c-blosc2-2.21.3.gh.tar.gz 3337783 BLAKE2B 65a30f2838c7e393d37ea4e6795a9a188c2177d0b69d5bfb480e1ca40fdcb2fb07172848eee8fa01873f422ed8198fe444ee50aa8de392d91924187c85d0673d SHA512 521dd7342d5a9a734487b23857c9f2fb8e45e5498c79291582a43e829693f7c4a882aea1aedc48ffc3b4e269357a9b787e5f9969c4494dd97a1d27c2838a2b7d

dev-libs/c-blosc2/c-blosc2-2.21.3.ebuild

@@ -0,0 +1,63 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+DESCRIPTION="Blocking, shuffling and lossless compression library"
+HOMEPAGE="
+	https://www.blosc.org/c-blosc2/c-blosc2.html
+	https://github.com/Blosc/c-blosc2/
+"
+SRC_URI="
+	https://github.com/Blosc/c-blosc2/archive/v${PV}.tar.gz
+		-> ${P}.gh.tar.gz
+"
+
+LICENSE="BSD"
+SLOT="0/5"
+KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~loong ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux"
+IUSE="test +zlib +zstd"
+REQUIRED_USE="test? ( zlib zstd )"
+RESTRICT="!test? ( test )"
+
+DEPEND="
+	>=app-arch/lz4-1.7.5:=
+	zlib? ( sys-libs/zlib:= )
+	zstd? ( app-arch/zstd:= )
+"
+RDEPEND="
+	${DEPEND}
+"
+
+src_configure() {
+	# remove bundled libs (just in case)
+	rm -rf internal-complibs || die
+
+	local mycmakeargs=(
+		-DBUILD_STATIC=OFF
+		-DBUILD_TESTS=$(usex test)
+		-DBUILD_BENCHMARKS=OFF
+		-DBUILD_EXAMPLES=OFF
+		-DBUILD_FUZZERS=OFF
+		-DDEACTIVATE_ZLIB=$(usex !zlib)
+		-DDEACTIVATE_ZSTD=$(usex !zstd)
+		-DPREFER_EXTERNAL_LZ4=ON
+		-DPREFER_EXTERNAL_ZLIB=ON
+		-DPREFER_EXTERNAL_ZSTD=ON
+
+		# force regular zlib, at least for  the time being
+		-DCMAKE_DISABLE_FIND_PACKAGE_ZLIB_NG=ON
+
+		# upstream overrides CMAKE_C_FLAGS, preventing ${CFLAGS} defaults
+		# from applying, https://github.com/Blosc/c-blosc2/issues/433
+		-DCMAKE_C_FLAGS="${CFLAGS}"
+	)
+	cmake_src_configure
+}
+
+src_test() {
+	# Tests fail in parallel, https://github.com/Blosc/c-blosc2/issues/432
+	cmake_src_test -j1
+}