From d162ba1860a88062f4cd61f8b52fc303ba0b2991 Mon Sep 17 00:00:00 2001
From: V3n3RiX <venerix@redcorelinux.org>
Date: Sat, 7 Aug 2021 00:16:33 +0100
Subject: gentoo resync : 07.08.2021

---
 sci-libs/ceres-solver/ceres-solver-2.0.0.ebuild | 104 ++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 sci-libs/ceres-solver/ceres-solver-2.0.0.ebuild

(limited to 'sci-libs/ceres-solver/ceres-solver-2.0.0.ebuild')

diff --git a/sci-libs/ceres-solver/ceres-solver-2.0.0.ebuild b/sci-libs/ceres-solver/ceres-solver-2.0.0.ebuild
new file mode 100644
index 000000000000..771ac309e41c
--- /dev/null
+++ b/sci-libs/ceres-solver/ceres-solver-2.0.0.ebuild
@@ -0,0 +1,104 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+CMAKE_ECLASS=cmake
+PYTHON_COMPAT=( python3_{8..10} )
+DOCS_BUILDER="sphinx"
+DOCS_DEPEND="dev-python/sphinx_rtd_theme"
+DOCS_DIR="docs/source"
+inherit cmake-multilib python-any-r1 docs toolchain-funcs
+
+DESCRIPTION="Nonlinear least-squares minimizer"
+HOMEPAGE="http://ceres-solver.org/"
+SRC_URI="http://ceres-solver.org/${P}.tar.gz"
+
+LICENSE="sparse? ( BSD ) !sparse? ( LGPL-2.1 ) cxsparse? ( BSD )"
+SLOT="0/1"
+KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
+IUSE="cxsparse examples gflags lapack openmp +schur sparse test"
+
+REQUIRED_USE="test? ( gflags ) sparse? ( lapack ) abi_x86_32? ( !sparse !lapack )"
+
+RESTRICT="!test? ( test )"
+
+BDEPEND="${PYTHON_DEPS}
+	>=dev-cpp/eigen-3.3.4:3
+	lapack? ( virtual/pkgconfig )
+	doc? ( dev-libs/mathjax )
+"
+RDEPEND="
+	dev-cpp/glog[gflags?,${MULTILIB_USEDEP}]
+	cxsparse? ( sci-libs/cxsparse )
+	lapack? ( virtual/lapack )
+	sparse? (
+		sci-libs/amd
+		sci-libs/camd
+		sci-libs/ccolamd
+		sci-libs/cholmod[metis(+)]
+		sci-libs/colamd
+		sci-libs/spqr
+	)
+"
+DEPEND="${RDEPEND}"
+
+DOCS=( README.md VERSION )
+
+PATCHES=( "${FILESDIR}/${P}-system-mathjax.patch" )
+
+pkg_pretend() {
+	if [[ ${MERGE_TYPE} != binary ]] && use openmp; then
+		if [[ $(tc-getCXX) == *g++* ]] && ! tc-has-openmp; then
+			ewarn "OpenMP is not available in your current selected gcc"
+			die "need openmp capable gcc"
+		fi
+	fi
+}
+
+pkg_setup() {
+	use doc && python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	cmake_src_prepare
+
+	# search paths work for prefix
+	sed -e "s:/usr:${EPREFIX}/usr:g" \
+		-i cmake/*.cmake || die
+
+	# remove Werror
+	sed -e 's/-Werror=(all|extra)//g' \
+		-i CMakeLists.txt || die
+}
+
+src_configure() {
+	# CUSTOM_BLAS=OFF EIGENSPARSE=OFF MINIGLOG=OFF CXX11=OFF
+	local mycmakeargs=(
+		-DBUILD_BENCHMARKS=OFF
+		-DBUILD_EXAMPLES=$(usex examples)
+		-DBUILD_TESTING=$(usex test)
+		-DBUILD_DOCUMENTATION=$(usex doc)
+		-DGFLAGS=$(usex gflags)
+		-DLAPACK=$(usex lapack)
+		-DSCHUR_SPECIALIZATIONS=$(usex schur)
+		-DCXSPARSE=$(usex cxsparse)
+		-DSUITESPARSE=$(usex sparse)
+		-DEigen3_DIR=/usr/$(get_libdir)/cmake/eigen3
+		-DCERES_THREADING_MODEL=$(usex openmp OPENMP CXX_THREADS)
+	)
+	use doc && mycmakeargs+=(
+		-DCERES_DOCS_INSTALL_DIR="${EPREFIX}"/usr/share/doc/${PF}
+	)
+	use sparse || use cxsparse || mycmakeargs+=( -DEIGENSPARSE=ON )
+	cmake-multilib_src_configure
+}
+
+src_install() {
+	cmake-multilib_src_install
+
+	if use examples; then
+		docompress -x /usr/share/doc/${PF}/examples
+		dodoc -r examples data
+	fi
+}
-- 
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