commit:     a6fc307b4bc274cb9e7726780ff0f8c6802fa0f9
Author:     Matthias Maier <tamiko <AT> gentoo <DOT> org>
AuthorDate: Sat Jun 28 17:58:58 2025 +0000
Commit:     Matthias Maier <tamiko <AT> gentoo <DOT> org>
CommitDate: Sat Jun 28 21:51:31 2025 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=a6fc307b

sci-mathematics/slepc: add 3.23.1

Closes: https://bugs.gentoo.org/951047
Closes: https://bugs.gentoo.org/952691
Closes: https://bugs.gentoo.org/958033
Signed-off-by: Matthias Maier <tamiko <AT> gentoo.org>

 sci-mathematics/slepc/Manifest            |   2 +
 sci-mathematics/slepc/slepc-3.23.1.ebuild | 125 ++++++++++++++++++++++++++++++
 2 files changed, 127 insertions(+)

diff --git a/sci-mathematics/slepc/Manifest b/sci-mathematics/slepc/Manifest
index c2edb69c721b..7d81f8b7050b 100644
--- a/sci-mathematics/slepc/Manifest
+++ b/sci-mathematics/slepc/Manifest
@@ -1,2 +1,4 @@
 DIST slepc-3.22.1.tar.gz 1867493 BLAKE2B 
812ce600ef88ff6cb3933f33d5c39f36402e0980f66988d21e2401d1eddd58ae0176ca09e457bbdcee6ba45d8bca33d829090c142255b27a0a06281bb682c14d
 SHA512 
f82c6c867a720c3c4d02187f664f3889116ea0a926ecb19bf7153a64518721f3cc0497badf93df680155463d6b5484884d2b42556aa1140b6dfaa5ef8b9db6db
+DIST slepc-3.23.1.tar.gz 1769307 BLAKE2B 
99ca6841d5d089577cb1f2b2892d0d263a8187104a6eed14a20294d5e23021dc0f02bfa4bc9e08c3ea3b71feeb31788ca6aa2c895cbf3c149614fcb7edbb7e3b
 SHA512 
b91d1b014cab0f53ada0b57c796d0cea2d1baf2d6ea093e351164e6ab34cf11d3d159120851ac40f3bd4ae8b7f15f185700e3f6dd2312bf4e6aeb5203770a0ad
 DIST slepc-with-docs-3.22.1.tar.gz 6492734 BLAKE2B 
d019dc15bb27e82579bd56c90f100787567ff18c9c78664fa26f290323af545a95b970d5bf679d0fac992b4860d4c2d2d7617d95af24cf05e875301469550585
 SHA512 
c46b47825a50a9f8433b7710ba8a1d43371bd7acecb41498a710fd9b1b1e4bf3f50613f22e39c2f02cd19779cadb3ffe22bc0b57b123871c0f2a19c0e9298723
+DIST slepc-with-docs-3.23.1.tar.gz 6417187 BLAKE2B 
81c56d8c2b0eacdc1763822819f4db98eb91cbde0f80f22652d3e14ba48245248fbe53e9c5df9740f223d81b5ad1c45b8069dbeafb2015aea33f5c3f11653d35
 SHA512 
b6c082b4ce3a59bc530f37f73d6ec675c75a1fa1cc7a96f2e2705bbec809f74b95dafed60dd3f41f4acfaed4ce9794f816b48697562b2c8d2706361c7c63f147

diff --git a/sci-mathematics/slepc/slepc-3.23.1.ebuild 
b/sci-mathematics/slepc/slepc-3.23.1.ebuild
new file mode 100644
index 000000000000..f6113a2f2281
--- /dev/null
+++ b/sci-mathematics/slepc/slepc-3.23.1.ebuild
@@ -0,0 +1,125 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+
+inherit python-any-r1
+
+DESCRIPTION="Scalable Library for Eigenvalue Problem Computations"
+HOMEPAGE="https://slepc.upv.es/";
+SRC_URI="
+       !doc? ( https://slepc.upv.es/download/distrib/${P}.tar.gz )
+       doc? ( 
https://slepc.upv.es/download/distrib/${PN}-with-docs-${PV}.tar.gz )"
+
+LICENSE="LGPL-3"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="arpack complex-scalars doc +examples mpi"
+
+REQUIRED_USE="arpack? ( mpi )"
+
+RDEPEND="
+       =sci-mathematics/petsc-$(ver_cut 1-2)*:=[examples,mpi=,complex-scalars=]
+       arpack? ( sci-libs/arpack[mpi=] )
+       mpi? ( virtual/mpi )
+"
+
+DEPEND="${RDEPEND}
+       ${PYTHON_DEPS}
+       virtual/pkgconfig
+       dev-build/cmake
+"
+
+MAKEOPTS="${MAKEOPTS} V=1"
+
+src_unpack() {
+       use doc || unpack ${P}.tar.gz
+       use doc && unpack ${PN}-with-docs-${PV}.tar.gz
+}
+
+src_configure() {
+       # *sigh*
+       addpredict "${PETSC_DIR}"/.nagged
+
+       # Make sure that the environment is set up correctly:
+       unset PETSC_DIR
+       unset PETSC_ARCH
+       source "${EPREFIX}"/etc/env.d/99petsc
+       export PETSC_DIR
+       export PETSC_ARCH
+       export SLEPC_DIR="${S}"
+
+       # configure is a custom python script and doesn't want to have default
+       # configure arguments that we set with econf
+       if use arpack; then
+               ./configure \
+                       --prefix="${EPREFIX}/usr/$(get_libdir)/slepcdir" \
+                       --with-arpack=1 \
+                       --with-arpack-lib="$(usex mpi "-lparpack -larpack" 
"-larpack")"
+       else
+               ./configure \
+                       --prefix="${EPREFIX}/usr/$(get_libdir)/slepcdir" \
+                       --with-arpack=0
+       fi
+}
+
+src_install() {
+       emake DESTDIR="${ED}" install
+
+       #
+       # Clean up the mess:
+       #
+
+       # put all include directories under a proper subdirectory
+       mkdir "${ED}"/usr/include || die "mkdir failed (include)"
+       mv "${ED}"/usr/{$(get_libdir)/slepcdir/include,include/slepc} || die 
"mv failed (include)"
+
+       # put libraries and pkconfig file into proper place
+       mv "${ED}"/usr/$(get_libdir)/slepcdir/lib/{libslepc*,pkgconfig} \
+               "${ED}/usr/$(get_libdir)" || die "mv failed (lib)"
+
+       # move share to proper location
+       mv "${ED}"/usr/{$(get_libdir)/slepcdir/share,share} || die "mv failed 
(share)"
+
+       # fix pc files:
+       sed -i \
+               -e 's#include$#include/slepc#' \
+               -e "s#lib\$#$(get_libdir)#" \
+               -e "s#^prefix=.*slepcdir\$#prefix=${EPREFIX}/usr#" \
+               "${ED}"/usr/$(get_libdir)/pkgconfig/*.pc || die "sed failed 
(pkgconfig)"
+
+       # recreate a "valid" slepcdir:
+       for i in "${ED}"/usr/$(get_libdir)/*; do
+               [ $(basename $i) = slepcdir ] && continue
+               ln -s "${EPREFIX}/usr/$(get_libdir)/$(basename $i)" \
+                       "${ED}/usr/$(get_libdir)/slepcdir/lib/$(basename $i)" 
|| die "ln failed (slepcdir)"
+       done
+       ln -s "${EPREFIX}"/usr/include/slepc/ \
+               "${ED}/usr/$(get_libdir)/slepcdir/include" || die "ln failed 
(slepcdir)"
+       mkdir "${ED}/usr/$(get_libdir)/slepcdir/share" || die "mkdir fialed 
(slepcdir)"
+       ln -s "${EPREFIX}"/usr/share/slepc/ \
+               "${ED}/usr/$(get_libdir)/slepcdir/share/slepc" || die "ln 
failed (slepcdir)"
+
+       if use examples; then
+               mkdir -p "${ED}"/usr/share/doc/${PF} || die "mkdir failed 
(examples)"
+               mv "${ED}"/usr/share/slepc/examples "${ED}"/usr/share/doc/${PF} 
|| die "mv failed (examples)"
+               ln -s "${EPREFIX}"/usr/share/doc/${PF}/examples 
"${ED}"/usr/share/slepc/examples || die "ln failed (examples)"
+               docompress -x /usr/share/doc/${PF}/examples
+       else
+               rm -r "${ED}"/usr/share/slepc/examples || die "rm failed 
(examples)"
+       fi
+
+       if use doc ; then
+               dodoc docs/slepc.pdf
+               docinto html
+               dodoc -r docs/*.html docs/manualpages
+       fi
+
+       # add PETSC_DIR to environmental variables
+       cat >> 99slepc <<- EOF
+               SLEPC_DIR=${EPREFIX}/usr/$(get_libdir)/slepcdir
+       EOF
+       doenvd 99slepc
+}

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