commit: 2afa2bdc14c6d591e1e0f0061f3d757eb5143d5f Author: leycec <leycec <AT> gmail <DOT> com> AuthorDate: Tue Jul 20 05:30:07 2021 +0000 Commit: Andrew Ammerlaan <andrewammerlaan <AT> gentoo <DOT> org> CommitDate: Tue Jul 27 09:48:56 2021 +0000 URL: https://gitweb.gentoo.org/proj/sci.git/commit/?id=2afa2bdc
dev-python/cadquery-ocp: add add OCP, a mandatory dependency of CadQuery Signed-off-by: Cecil Curry <leycec <AT> gmail.com> Closes: https://github.com/gentoo/sci/pull/1099 Signed-off-by: Andrew Ammerlaan <andrewammerlaan <AT> gentoo.org> .../cadquery-ocp/cadquery-ocp-7.5.2_beta.ebuild | 171 +++++++++++++++++++++ dev-python/cadquery-ocp/metadata.xml | 11 ++ 2 files changed, 182 insertions(+) diff --git a/dev-python/cadquery-ocp/cadquery-ocp-7.5.2_beta.ebuild b/dev-python/cadquery-ocp/cadquery-ocp-7.5.2_beta.ebuild new file mode 100644 index 000000000..5133dc09a --- /dev/null +++ b/dev-python/cadquery-ocp/cadquery-ocp-7.5.2_beta.ebuild @@ -0,0 +1,171 @@ +# Copyright 1999-2021 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=7 + +PYTHON_COMPAT=( python3_{8..9} ) + +# OCP uses "python-single-r1" only because VTK uses "python-single-r1". +inherit check-reqs cmake llvm multiprocessing python-single-r1 + +MY_PN=OCP +MY_PV="${PV//_/-}" +MY_P="${MY_PN}-${MY_PV}" +OCCT_PV=$(ver_cut 1-3) + +DESCRIPTION="Python wrapper for OCCT generated using pywrap" +HOMEPAGE="https://github.com/CadQuery/OCP"; +SRC_URI="https://github.com/CadQuery/OCP/archive/refs/tags/${MY_PV}.tar.gz -> ${P}.tar.gz" + +LICENSE="Apache-2.0" +KEYWORDS="~amd64 ~x86" +SLOT="0" +REQUIRED_USE="${PYTHON_REQUIRED_USE}" + +# CMake and VTK requirements derive from the "OCP/CMakeLists.txt" file +# generated by the src_prepare() phase. +BDEPEND=">=dev-util/cmake-3.16" +RDEPEND=" + ${PYTHON_DEPS} + ~sci-libs/opencascade-${OCCT_PV}[json,tbb,vtk] + >=sci-libs/vtk-9.0.0[${PYTHON_SINGLE_USEDEP}] +" +DEPEND="${RDEPEND} + $(python_gen_cond_dep ' + >=dev-python/cadquery-pywrap-'${OCCT_PV}'_rc0[${PYTHON_USEDEP}]') +" + +S="${WORKDIR}/${MY_P}" + +# Explicitly set ${BUILD_DIR} to avoid eclass conflicts. +CMAKE_IN_SOURCE_BUILD=True + +# Ensure the path returned by get_llvm_prefix() contains clang. +llvm_check_deps() { + has_version -r "sys-devel/clang:${LLVM_SLOT}" +} + +cadquery-ocp_check_reqs() { + CHECKREQS_DISK_BUILD=1300M check-reqs_pkg_${EBUILD_PHASE} +} + +pkg_pretend() { + cadquery-ocp_check_reqs +} + +pkg_setup() { + cadquery-ocp_check_reqs + llvm_pkg_setup + python-single-r1_pkg_setup +} + +# OCP currently requires manual configuration, compilation, and installation +# loosely inspired by the conda-specific "build-bindings-job.yml" file. +# +# Note that the cmake_src_prepare() function called below handles user patches. +src_prepare() { + # Most recently installed version of Clang. + local _CLANG_VERSION="$(CPP=clang clang-fullversion)" + + # Most recently installed version (excluding trailing patch) of VTK. + local _VTK_VERSION="$(best_version -r sci-libs/vtk)" + _VTK_VERSION="$(ver_cut 1-2 "${_VTK_VERSION##sci-libs/vtk}")" + + # Absolute dirname of the most recently installed Clang include directory, + # mimicing similar logic in the "dev-python/shiboken2" ebuild. See also: + # https://bugs.gentoo.org/619490 + local _CLANG_INCLUDE_DIR="${EPREFIX}/usr/lib/clang/${_CLANG_VERSION}/include" + + # Absolute filename of the most recently installed Clang shared library. + local _CLANG_LIB_FILE="$(get_llvm_prefix)/lib64/libclang.so" + + # Absolute dirname of OCCT's include and shared library directories. + local _OCCT_INCLUDE_DIR="${EPREFIX}/usr/include/opencascade-${OCCT_PV}" + local _OCCT_LIB_DIR="${EPREFIX}/usr/lib64/opencascade-${OCCT_PV}" + + # Absolute dirname of VTK's include directory, + local _VTK_INCLUDE_DIR="${EPREFIX}/usr/include/vtk-${_VTK_VERSION}" + + # Ensure the above paths exist as a crude sanity test. + test -d "${_CLANG_INCLUDE_DIR}" || die "${_CLANG_INCLUDE_DIR} not found." + test -f "${_CLANG_LIB_FILE}" || die "${_CLANG_LIB_FILE} not found." + test -d "${_OCCT_INCLUDE_DIR}" || die "${_OCCT_INCLUDE_DIR} not found." + test -d "${_OCCT_LIB_DIR}" || die "${_OCCT_LIB_DIR} not found." + test -d "${_VTK_INCLUDE_DIR}" || die "${_VTK_INCLUDE_DIR} not found." + + # "dev-python/clang-python" atom targeting this Clang version. + local _CLANG_PYTHON_ATOM="dev-python/clang-python-${_CLANG_VERSION}" + + # Ensure "dev-python/clang-python" targets this Clang version. + has_version -r "=${_CLANG_PYTHON_ATOM}" || + die "${_CLANG_PYTHON_ATOM} not installed." + + # Remove all vendored subdirectories. + rm -r conda opencascade pywrap || die + + # Inject a symlink to OCCT's include directory. + ln -s "${_OCCT_INCLUDE_DIR}" opencascade || die + + # Generate OCCT bindings in the "OCP/" subdirectory. + ${EPYTHON} -m bindgen \ + --verbose \ + --njobs $(makeopts_jobs) \ + --libclang "${_CLANG_LIB_FILE}" \ + --include "${_CLANG_INCLUDE_DIR}" \ + --include "${_VTK_INCLUDE_DIR}" \ + all ocp.toml || die + + # Remove the source "FindOpenCascade.cmake" after generating bindings, + # which copied that file to the target "OCP/FindOpenCascade.cmake". + rm FindOpenCascade.cmake || die + + #FIXME: Submit an issue recommending upstream replace their + #non-working "OCP/FindOpenCascade.cmake" file with a standard top-level + #"CMakeLists.txt" file that finds dependency paths: e.g., via @waebbl + # find_package(vtk 9 CONFIG REQUIRED) + # if(TARGET VTK::VTK) + # get_target_property(VTK_INCLUDE_DIRS VTK::VTK INTERFACE_INCLUDE_DIRECTORIES) + # endif() + + # Replace all hardcoded paths in "OCP/FindOpenCascade.cmake" with + # standard OCCT paths derived above. That file is both fundamentally + # broken and useless, as the ${CASROOT} environment variable and + # "/usr/lib64/cmake/opencascade-${PV}/OpenCASCADEConfig.cmake" file + # already reliably identify all requisite OpenCASCADE paths. Failure to + # patch this file results in src_configure() failures resembling: + # -- Could NOT find OPENCASCADE (missing: OPENCASCADE_LIBRARIES) + sed -i \ + -e 's~$ENV{CONDA_PREFIX}/include/opencascade\b~'${_OCCT_INCLUDE_DIR}'~' \ + -e 's~$ENV{CONDA_PREFIX}/lib\b~'${_OCCT_LIB_DIR}'~' \ + -e 's~$ENV{CONDA_PREFIX}/Library/\(lib\|include/opencascade\)~~' \ + OCP/FindOpenCascade.cmake || die + + # Patch the "OCP/CMakeLists.txt" file generated by "bindgen" above, passed + # as an absolute path both here and below to minimize eclass issues. + CMAKE_USE_DIR="${S}/OCP" cmake_src_prepare +} + +src_configure() { + local mycmakeargs=( + -B "${S}/OCP.build" + -DPYTHON_EXECUTABLE="${PYTHON}" + -Wno-dev + ) + + CMAKE_USE_DIR="${S}/OCP" cmake_src_configure +} + +src_compile() { + CMAKE_USE_DIR="${S}/OCP.build" cmake_src_compile +} + +# OCP currently ships no test suite, so we synthesize a crude import unit test. +src_test() { + PYTHONPATH="${S}/OCP.build" ${EPYTHON} -c \ + 'from OCP.gp import gp_Vec, gp_Ax1, gp_Ax3, gp_Pnt, gp_Dir, gp_Trsf, gp_GTrsf, gp, gp_XYZ' +} + +src_install() { + python_moduleinto . + python_domodule "${S}/OCP.build/"OCP*.so +} diff --git a/dev-python/cadquery-ocp/metadata.xml b/dev-python/cadquery-ocp/metadata.xml new file mode 100644 index 000000000..a8bf5ee04 --- /dev/null +++ b/dev-python/cadquery-ocp/metadata.xml @@ -0,0 +1,11 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd";> +<pkgmetadata> + <maintainer type="project"> + <email>[email protected]</email> + <name>Gentoo Science Project</name> + </maintainer> + <upstream> + <remote-id type="github">CadQuery/OCP</remote-id> + </upstream> +</pkgmetadata>
