fish-shell/cmake/Docs.cmake

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FIND_PROGRAM(SPHINX_EXECUTABLE NAMES sphinx-build
HINTS
$ENV{SPHINX_DIR}
PATH_SUFFIXES bin
DOC "Sphinx documentation generator")
INCLUDE(FeatureSummary)
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SET(SPHINX_SRC_DIR "${CMAKE_CURRENT_SOURCE_DIR}/sphinx_doc_src")
SET(SPHINX_ROOT_DIR "${CMAKE_CURRENT_BINARY_DIR}/user_doc")
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SET(SPHINX_BUILD_DIR "${SPHINX_ROOT_DIR}/build")
SET(SPHINX_CACHE_DIR "${SPHINX_ROOT_DIR}/doctrees")
SET(SPHINX_HTML_DIR "${SPHINX_ROOT_DIR}/html")
SET(SPHINX_MANPAGE_DIR "${SPHINX_ROOT_DIR}/man")
# sphinx-docs uses fish_indent for highlighting.
# Prepend the output dir of fish_indent to PATH.
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ADD_CUSTOM_TARGET(sphinx-docs
env PATH="$<TARGET_FILE_DIR:fish_indent>:$$PATH"
${SPHINX_EXECUTABLE}
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-q -b html
-c "${SPHINX_SRC_DIR}"
-d "${SPHINX_CACHE_DIR}"
"${SPHINX_SRC_DIR}"
"${SPHINX_HTML_DIR}"
DEPENDS sphinx_doc_src/fish_indent_lexer.py fish_indent
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COMMENT "Building HTML documentation with Sphinx")
ADD_CUSTOM_TARGET(sphinx-manpages
${SPHINX_EXECUTABLE}
-q -b man
-c "${SPHINX_SRC_DIR}"
-d "${SPHINX_CACHE_DIR}"
"${SPHINX_SRC_DIR}"
# TODO: This only works if we only have section 1 manpages.
"${SPHINX_MANPAGE_DIR}/man1"
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COMMENT "Building man pages with Sphinx")
IF(SPHINX_EXECUTABLE)
OPTION(BUILD_DOCS "build documentation (requires Sphinx)" ON)
ELSE(SPHINX_EXECUTABLE)
OPTION(BUILD_DOCS "build documentation (requires Sphinx)" OFF)
ENDIF(SPHINX_EXECUTABLE)
IF(BUILD_DOCS AND NOT SPHINX_EXECUTABLE)
MESSAGE(FATAL_ERROR "build documentation selected, but sphinx-build could not be found")
ENDIF()
IF(IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/user_doc/html
AND IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/user_doc/man)
SET(HAVE_PREBUILT_DOCS TRUE)
ELSE()
SET(HAVE_PREBUILT_DOCS FALSE)
ENDIF()
IF(BUILD_DOCS OR HAVE_PREBUILT_DOCS)
SET(INSTALL_DOCS ON)
ELSE()
SET(INSTALL_DOCS OFF)
ENDIF()
ADD_FEATURE_INFO(Documentation INSTALL_DOCS "user manual and documentation")
IF(BUILD_DOCS)
CONFIGURE_FILE("${SPHINX_SRC_DIR}/conf.py" "${SPHINX_BUILD_DIR}/conf.py" @ONLY)
ADD_CUSTOM_TARGET(doc ALL
DEPENDS sphinx-docs sphinx-manpages)
# Group docs targets into a DocsTargets folder
SET_PROPERTY(TARGET doc sphinx-docs sphinx-manpages
PROPERTY FOLDER cmake/DocTargets)
ELSEIF(HAVE_PREBUILT_DOCS)
IF(NOT CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR)
# Out of tree build - link the prebuilt documentation to the build tree
ADD_CUSTOM_TARGET(link_doc ALL)
ADD_CUSTOM_COMMAND(TARGET link_doc
COMMAND ${CMAKE_COMMAND} -E create_symlink ${CMAKE_CURRENT_SOURCE_DIR}/user_doc ${CMAKE_CURRENT_BINARY_DIR}/user_doc
POST_BUILD)
ENDIF()
ENDIF(BUILD_DOCS)