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VENV: install python virtualenv with ruamel and fypp
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| # (C) Copyright 2013 ECMWF. | ||
| # | ||
| # This software is licensed under the terms of the Apache Licence Version 2.0 | ||
| # which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. | ||
| # In applying this licence, ECMWF does not waive the privileges and immunities | ||
| # granted to it by virtue of its status as an intergovernmental organisation nor | ||
| # does it submit to any jurisdiction. | ||
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| macro( fckit_install_venv ) | ||
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| # Discover only system install Python 3 | ||
| set( Python3_FIND_VIRTUALENV STANDARD ) | ||
| find_package( Python3 COMPONENTS Interpreter REQUIRED ) | ||
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| # Create a loki virtualenv | ||
| set( VENV_PATH ${CMAKE_CURRENT_BINARY_DIR}/venv ) | ||
| message( STATUS "Create Python virtual environment ${VENV_PATH}" ) | ||
| execute_process( COMMAND ${Python3_EXECUTABLE} -m venv --copies "${VENV_PATH}" ) | ||
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| # Make the virtualenv portable by automatically deducing the VIRTUAL_ENV path from | ||
| # the 'activate' script's location in the filesystem | ||
| execute_process( | ||
| COMMAND | ||
| sed -i "s/^VIRTUAL_ENV=\".*\"$/VIRTUAL_ENV=\"$(cd \"$(dirname \"$(dirname \"\${BASH_SOURCE[0]}\" )\")\" \\&\\& pwd)\"/" "${VENV_PATH}/bin/activate" | ||
| ) | ||
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| # Change the context of the search to only find the venv | ||
| set( Python3_FIND_VIRTUALENV ONLY ) | ||
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| # Unset Python3_EXECUTABLE because it is also an input variable | ||
| # (see documentation, Artifacts Specification section) | ||
| set( Python3_EXECUTABLE_CACHE ${Python3_EXECUTABLE} ) | ||
| unset( Python3_EXECUTABLE ) | ||
| # To allow cmake to discover the newly created venv if Python3_ROOT_DIR | ||
| # was passed as an argument at build-time | ||
| set( Python3_ROOT_DIR "${VENV_PATH}" ) | ||
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| # Find newly created python venv | ||
| find_package( Python3 COMPONENTS Interpreter REQUIRED ) | ||
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| message( STATUS "Install fckit_yaml_reader in virtual environment ${VENV_PATH}" ) | ||
| execute_process( COMMAND ${Python3_EXECUTABLE} -m pip install ${CMAKE_SOURCE_DIR}/fckit_yaml_reader OUTPUT_QUIET ) | ||
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| # install ruamel | ||
| message( STATUS "Install ruamel.yaml in virtual environment ${VENV_PATH}" ) | ||
| execute_process( COMMAND ${Python3_EXECUTABLE} -m pip install ${CMAKE_SOURCE_DIR}/contrib/ruamel.yaml-0.18.6 OUTPUT_QUIET ) | ||
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| # install fypp | ||
| message( STATUS "Install fypp in virtual environment ${VENV_PATH}" ) | ||
| execute_process( COMMAND ${Python3_EXECUTABLE} -m pip install ${CMAKE_SOURCE_DIR}/contrib/fypp-3.2-b8dd58b-20230822 OUTPUT_QUIET ) | ||
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| install( DIRECTORY ${VENV_PATH} DESTINATION . PATTERN "bin/*" PERMISSIONS ${install_permissions} ) | ||
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| # add python interpreter of venv as executable target | ||
| set( FCKIT_VENV_EXE ${Python3_EXECUTABLE} ) | ||
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| # compute relative path to venv to aid with installation | ||
| cmake_path( RELATIVE_PATH FCKIT_VENV_EXE BASE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR} OUTPUT_VARIABLE rel_venv_exe_path ) | ||
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| set( FYPP ${FCKIT_VENV_EXE} -m fypp ) | ||
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| # reset Python3_EXECUTABLE to the system install | ||
| set( Python3_EXECUTABLE ${Python3_EXECUTABLE_CACHE} ) | ||
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| endmacro() |