282 lines
8.4 KiB
CMake
282 lines
8.4 KiB
CMake
cmake_minimum_required(VERSION 3.8.2)
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project(Zephyr-Kernel-Doc VERSION ${PROJECT_VERSION} LANGUAGES)
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set(ZEPHYR_BASE $ENV{ZEPHYR_BASE})
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message(STATUS "Zephyr base: ${ZEPHYR_BASE}")
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include(${ZEPHYR_BASE}/cmake/version.cmake)
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find_package(PythonInterp 3.4)
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set(DOXYGEN_SKIP_DOT True)
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find_package(Doxygen REQUIRED)
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find_package(LATEX)
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find_program(
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SPHINXBUILD
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sphinx-build
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)
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if(${SPHINXBUILD} STREQUAL SPHINXBUILD-NOTFOUND)
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message(FATAL_ERROR "The 'sphinx-build' command was not found. Make sure you have Sphinx installed.")
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endif()
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# Note that this won't force fatal error if latexmk is not found.
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# Not having LaTeX tools should not prevent people from generating HTML docs.
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find_program(
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LATEXMK
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latexmk
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)
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if(${LATEXMK} STREQUAL LATEXMK-NOTFOUND)
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message(WARNING "The 'latexmk' command was not found. Targets to build PDF will not be available.")
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endif()
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if(NOT DEFINED SPHINXOPTS)
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set(SPHINXOPTS -q)
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else()
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separate_arguments(SPHINXOPTS)
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endif()
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if(NOT DEFINED SPHINX_OUTPUT_DIR)
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set(SPHINX_OUTPUT_DIR_HTML ${CMAKE_CURRENT_BINARY_DIR}/html)
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set(SPHINX_OUTPUT_DIR_LATEX ${CMAKE_CURRENT_BINARY_DIR}/latex)
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set(SPHINX_OUTPUT_DIR_PDF ${CMAKE_CURRENT_BINARY_DIR}/pdf)
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else()
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# SPHINX_OUTPUT_DIR is used to specify exactly where HTML (or other
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# outputs) are placed, so no /html, /latex, /pdf suffixes are needed.
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set(SPHINX_OUTPUT_DIR_HTML ${SPHINX_OUTPUT_DIR})
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set(SPHINX_OUTPUT_DIR_LATEX ${SPHINX_OUTPUT_DIR})
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set(SPHINX_OUTPUT_DIR_PDF ${SPHINX_OUTPUT_DIR})
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endif()
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if(NOT DEFINED DOC_TAG)
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set(DOC_TAG development)
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endif()
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# Internal variables.
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set(ALLSPHINXOPTS -d ${CMAKE_CURRENT_BINARY_DIR}/doctrees ${SPHINXOPTS})
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if("-q" IN_LIST ALLSPHINXOPTS)
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set(SPHINX_USES_TERMINAL )
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else()
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set(SPHINX_USES_TERMINAL USES_TERMINAL)
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endif()
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# the i18n builder cannot share the environment and doctrees with the others
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set(I18NSPHINXOPTS ${SPHINXOPTS})
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set(DOXYFILE_IN ${CMAKE_CURRENT_LIST_DIR}/zephyr.doxyfile.in)
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set(DOXYFILE_OUT ${CMAKE_CURRENT_BINARY_DIR}/zephyr.doxyfile)
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set(RST_OUT ${CMAKE_CURRENT_BINARY_DIR}/rst)
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set(DOC_LOG ${CMAKE_CURRENT_BINARY_DIR}/doc.log)
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set(DOXY_LOG ${CMAKE_CURRENT_BINARY_DIR}/doxy.log)
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set(SPHINX_LOG ${CMAKE_CURRENT_BINARY_DIR}/sphinx.log)
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set(DOC_WARN ${CMAKE_CURRENT_BINARY_DIR}/doc.warnings)
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set(CONTENT_OUTPUTS ${CMAKE_CURRENT_BINARY_DIR}/extracted-content.txt)
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configure_file(${DOXYFILE_IN} ${DOXYFILE_OUT} @ONLY)
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# This command is used to copy all documentation source files into the build
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# directory,
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#
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# We need to make copies because Sphinx requires a single
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# documentation root directory, but Zephyr's documentation is
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# scattered around the tree in samples/, boards/, and doc/. Putting
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# them into a single rooted tree in the build directory is a
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# workaround for this limitation.
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set(EXTRACT_CONTENT_COMMAND
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${CMAKE_COMMAND} -E env
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${PYTHON_EXECUTABLE} scripts/extract_content.py
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# Ignore any files in the output directory.
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--ignore ${CMAKE_CURRENT_BINARY_DIR}
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# Copy all files in doc to the rst folder.
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"*:doc:${RST_OUT}"
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# We want to copy the .rst files in samples/ and boards/ to the rst
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# folder, and also the doc folder inside rst.
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#
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# Some files refer to items in samples/ and boards/ relative to
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# their actual position in the Zephyr tree. For example, in
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# subsystems/sensor.rst:
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#
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# .. literalinclude:: ../../samples/sensor/mcp9808/src/main.c
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#
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# The additional copy is a hackaround so these references work.
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"*.rst:samples:${RST_OUT}" "*.rst:boards:${RST_OUT}"
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"*.rst:samples:${RST_OUT}/doc" "*.rst:boards:${RST_OUT}/doc")
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add_custom_target(
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content
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# Copy all files in doc/ to the rst folder
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COMMAND ${EXTRACT_CONTENT_COMMAND}
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WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
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)
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set(ARGS ${DOXYFILE_OUT})
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add_custom_target(
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doxy
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COMMAND ${CMAKE_COMMAND}
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-DCOMMAND=${DOXYGEN_EXECUTABLE}
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-DARGS="${ARGS}"
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-DOUTPUT_FILE=${DOXY_LOG}
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-DERROR_FILE=${DOXY_LOG}
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-DWORKING_DIRECTORY=${CMAKE_CURRENT_LIST_DIR}
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-P ${ZEPHYR_BASE}/cmake/util/execute_process.cmake
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)
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add_custom_target(
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pristine
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COMMAND ${CMAKE_COMMAND} -P ${ZEPHYR_BASE}/cmake/pristine.cmake
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)
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if(WIN32)
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set(SEP ;)
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else()
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set(SEP :)
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endif()
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add_custom_target(
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kconfig
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COMMAND ${CMAKE_COMMAND} -E make_directory ${RST_OUT}/doc/reference/kconfig
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COMMAND ${CMAKE_COMMAND} -E env
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PYTHONPATH="${ZEPHYR_BASE}/scripts/kconfig${SEP}$ENV{PYTHONPATH}"
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srctree=${ZEPHYR_BASE}
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KERNELVERSION=${KERNELVERSION}
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BOARD_DIR=boards/*/*/
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ARCH=*
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SOC_DIR=soc/
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SRCARCH=x86
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${PYTHON_EXECUTABLE} scripts/genrest.py Kconfig ${RST_OUT}/doc/reference/kconfig/
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WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
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)
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set(KI_SCRIPT ${ZEPHYR_BASE}/scripts/filter-known-issues.py)
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set(FIX_TEX_SCRIPT ${ZEPHYR_BASE}/doc/scripts/fix_tex.py)
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set(CONFIG_DIR ${ZEPHYR_BASE}/.known-issues/doc)
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#
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# HTML section
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#
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set(SPHINX_BUILD_HTML_COMMAND
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${CMAKE_COMMAND} -E env
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ZEPHYR_BUILD=${CMAKE_CURRENT_BINARY_DIR}
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${SPHINXBUILD} -w ${SPHINX_LOG} -N -t ${DOC_TAG} -b html ${ALLSPHINXOPTS} ${RST_OUT}/doc ${SPHINX_OUTPUT_DIR_HTML})
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# The sphinx-html target is provided as a convenience for incremental
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# re-builds of content files without regenerating the entire docs
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# pipeline. It can be significantly faster than re-running the full
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# HTML build, but it has no idea if Doxygen, Kconfig, etc. need to be
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# regenerated. Use with caution.
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add_custom_target(
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sphinx-html
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COMMAND ${SPHINX_BUILD_HTML_COMMAND}
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DEPENDS ${EXTRACT_CONTENT_OUTPUTS}
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COMMENT "Just re-generating HTML (USE WITH CAUTION)"
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USES_TERMINAL
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)
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add_custom_target(
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html
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COMMAND ${SPHINX_BUILD_HTML_COMMAND}
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# Merge the Doxygen and Sphinx logs into a single file
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COMMAND ${CMAKE_COMMAND} -P ${ZEPHYR_BASE}/cmake/util/fmerge.cmake ${DOC_LOG} ${DOXY_LOG} ${SPHINX_LOG}
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COMMAND ${PYTHON_EXECUTABLE} ${KI_SCRIPT} --config-dir ${CONFIG_DIR} --errors ${DOC_WARN} --warnings ${DOC_WARN} ${DOC_LOG}
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WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
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COMMENT "Generating HTML documentation"
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${SPHINX_USES_TERMINAL}
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)
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#
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# LaTEX section
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#
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set(SPHINX_BUILD_LATEX_COMMAND
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${CMAKE_COMMAND} -E env
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ZEPHYR_BUILD=${CMAKE_CURRENT_BINARY_DIR}
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${SPHINXBUILD} -w ${SPHINX_LOG} -N -t ${DOC_TAG} -b latex -t svgconvert ${ALLSPHINXOPTS} ${RST_OUT}/doc ${SPHINX_OUTPUT_DIR_LATEX})
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# The sphinx-latex target works similarly to sphinx-html, and carries
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# the same warnings.
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add_custom_target(
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sphinx-latex
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COMMAND ${SPHINX_BUILD_LATEX_COMMAND}
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DEPENDS ${EXTRACT_CONTENT_OUTPUTS}
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COMMENT "Just re-generating LaTeX (USE WITH CAUTION)"
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USES_TERMINAL
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)
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add_custom_command(
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OUTPUT ${SPHINX_OUTPUT_DIR_LATEX}/zephyr.tex
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COMMAND ${SPHINX_BUILD_LATEX_COMMAND}
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# Merge the Doxygen and Sphinx logs into a single file
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COMMAND ${CMAKE_COMMAND} -P ${ZEPHYR_BASE}/cmake/util/fmerge.cmake ${DOC_LOG} ${DOXY_LOG} ${SPHINX_LOG}
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COMMAND ${PYTHON_EXECUTABLE} ${KI_SCRIPT} --config-dir ${CONFIG_DIR} --errors ${DOC_WARN} --warnings ${DOC_WARN} ${DOC_LOG}
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COMMAND ${PYTHON_EXECUTABLE} ${FIX_TEX_SCRIPT} ${SPHINX_OUTPUT_DIR_LATEX}/zephyr.tex
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WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
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COMMENT "Generating LaTeX documentation"
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${SPHINX_USES_TERMINAL}
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)
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add_custom_target(
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latex
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DEPENDS ${SPHINX_OUTPUT_DIR_LATEX}/zephyr.tex
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)
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#
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# PDF section
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#
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if(NOT ${LATEXMK} STREQUAL LATEXMK-NOTFOUND)
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add_custom_command(
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OUTPUT ${SPHINX_OUTPUT_DIR_LATEX}/zephyr.pdf
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DEPENDS latexdocs ${SPHINX_OUTPUT_DIR_LATEX}/zephyr.tex
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COMMAND ${CMAKE_COMMAND} -E env
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LATEXOPTS="-halt-on-error -no-shell-escape"
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${LATEXMK} -quiet -pdf -dvi- -ps-
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WORKING_DIRECTORY ${SPHINX_OUTPUT_DIR_LATEX}
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COMMENT "Generating PDF documentation"
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)
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if(NOT DEFINED SPHINX_OUTPUT_DIR)
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# Although latexmk allows specifying output directory,
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# makeindex fails if one is specified.
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# Hence the need of this to copy the PDF file over.
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add_custom_command(
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OUTPUT ${SPHINX_OUTPUT_DIR_PDF}/zephyr.pdf
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COMMAND ${CMAKE_COMMAND} -E make_directory ${SPHINX_OUTPUT_DIR_PDF}
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COMMAND ${CMAKE_COMMAND} -E copy ${SPHINX_OUTPUT_DIR_LATEX}/zephyr.pdf ${SPHINX_OUTPUT_DIR_PDF}/zephyr.pdf
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DEPENDS ${SPHINX_OUTPUT_DIR_LATEX}/zephyr.pdf
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)
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endif()
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add_custom_target(
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pdf
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DEPENDS ${SPHINX_OUTPUT_DIR_PDF}/zephyr.pdf
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)
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endif()
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#
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# Dependencies and final targets
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#
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add_dependencies(html content doxy kconfig)
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add_custom_target(
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htmldocs
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)
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add_dependencies(htmldocs html)
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add_dependencies(latex content doxy kconfig)
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add_custom_target(
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latexdocs
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)
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add_dependencies(latexdocs latex)
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if(NOT ${LATEXMK} STREQUAL LATEXMK-NOTFOUND)
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add_custom_target(
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pdfdocs
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DEPENDS latexdocs pdf
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)
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add_dependencies(pdfdocs pdf)
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endif()
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