sci-libs/givaro: add 4.2.1

Signed-off-by: Michael Orlitzky <mjo@gentoo.org>

sci-libs/givaro/Manifest

@@ -1 +1,2 @@
 DIST givaro-4.2.0.tar.gz 969595 BLAKE2B 07c9f08269ee60c06b1589e56ccf61870df6c7cab93fb8ebf27791d9231b153a2da9aed296105fd6dcd52aaa7d27ea03eacd6f2066d29de267455c9ca3747995 SHA512 1a3280563181710d364b77e1efe8c8f52ce3119a08b35f329cfd98136a742431b7e9d102289448d337797f815439682d0cfce1567a5a88d5851b244673a84486
+DIST givaro-4.2.1.tar.gz 1036238 BLAKE2B 875ce705a319e4c19b7662cd9e147313924315d49d53d4199d24fe7356859f735b22d73d2694a3a4958a9132493ad9deae60197c80b3249615c716c6212e8cc2 SHA512 120eaf61e820398bd9eb9df325a18241be4563cf654cf244f0a2b8b54347e8ea45da1d61979b0fc527e2f7f238d79ea493216a25c02d9d7e504f7443d05162d4

sci-libs/givaro/givaro-4.2.1.ebuild

@@ -0,0 +1,47 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit autotools
+
+DESCRIPTION="C++ library for arithmetic and algebraic computations"
+HOMEPAGE="https://casys.gricad-pages.univ-grenoble-alpes.fr/givaro/"
+SRC_URI="https://github.com/linbox-team/givaro/releases/download/v${PV}/${P}.tar.gz"
+
+LICENSE="CeCILL-B"
+SLOT="0/9" # soname major
+KEYWORDS="~amd64 ~riscv ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos"
+IUSE="doc test"
+RESTRICT="!test? ( test )"
+
+BDEPEND="
+	doc? (
+		app-text/doxygen[dot]
+		dev-texlive/texlive-bibtexextra
+		dev-texlive/texlive-fontsextra
+		dev-texlive/texlive-fontutils
+		dev-texlive/texlive-latex
+		dev-texlive/texlive-latexextra
+	)
+"
+DEPEND="dev-libs/gmp:0[cxx(+)]"
+RDEPEND="${DEPEND}"
+
+DOCS=( AUTHORS ChangeLog README.md )
+
+src_prepare() {
+	default
+	eautoreconf
+}
+
+src_configure() {
+	econf \
+		--with-docdir="/usr/share/doc/${PF}/html" \
+		$(use_enable doc)
+}
+
+src_install() {
+	default
+	find "${ED}" -type f -name '*.la' -delete || die
+}