63 lines
2.2 KiB
CMake
63 lines
2.2 KiB
CMake
include(CMakeParseArguments)
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include(GNUInstallDirs)
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function(SDL_generate_manpages)
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cmake_parse_arguments(ARG "" "RESULT_VARIABLE;NAME;BUILD_DOCDIR;HEADERS_DIR;SOURCE_DIR;SYMBOL;OPTION_FILE;WIKIHEADERS_PL_PATH" "" ${ARGN})
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if(NOT ARG_NAME)
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set(ARG_NAME "${PROJECT_NAME}")
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endif()
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if(NOT ARG_SOURCE_DIR)
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set(ARG_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
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endif()
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if(NOT ARG_OPTION_FILE)
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set(ARG_OPTION_FILE "${PROJECT_SOURCE_DIR}/.wikiheaders-options")
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endif()
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if(NOT ARG_HEADERS_DIR)
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set(ARG_HEADERS_DIR "${PROJECT_SOURCE_DIR}/include/SDL3")
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endif()
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# FIXME: get rid of SYMBOL and let the perl script figure out the dependencies
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if(NOT ARG_SYMBOL)
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message(FATAL_ERROR "Missing required SYMBOL argument")
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endif()
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if(NOT ARG_BUILD_DOCDIR)
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set(ARG_BUILD_DOCDIR "${CMAKE_CURRENT_BINARY_DIR}/docs")
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endif()
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set(BUILD_WIKIDIR "${ARG_BUILD_DOCDIR}/wiki")
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set(BUILD_MANDIR "${ARG_BUILD_DOCDIR}/man")
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find_package(Perl)
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file(GLOB HEADER_FILES "${ARG_HEADERS_DIR}/*.h")
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set(result FALSE)
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if(PERL_FOUND AND EXISTS "${ARG_WIKIHEADERS_PL_PATH}")
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add_custom_command(
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OUTPUT "${BUILD_WIKIDIR}/${ARG_SYMBOL}.md"
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COMMAND "${CMAKE_COMMAND}" -E make_directory "${BUILD_WIKIDIR}"
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COMMAND "${PERL_EXECUTABLE}" "${ARG_WIKIHEADERS_PL_PATH}" "${ARG_SOURCE_DIR}" "${BUILD_WIKIDIR}" "--options=${ARG_OPTION_FILE}" --copy-to-wiki
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DEPENDS ${HEADER_FILES} "${ARG_WIKIHEADERS_PL_PATH}" "${ARG_OPTION_FILE}"
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COMMENT "Generating ${ARG_NAME} wiki markdown files"
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)
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add_custom_command(
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OUTPUT "${BUILD_MANDIR}/man3/${ARG_SYMBOL}.3"
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COMMAND "${PERL_EXECUTABLE}" "${ARG_WIKIHEADERS_PL_PATH}" "${ARG_SOURCE_DIR}" "${BUILD_WIKIDIR}" "--options=${ARG_OPTION_FILE}" "--manpath=${BUILD_MANDIR}" --copy-to-manpages
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DEPENDS "${BUILD_WIKIDIR}/${ARG_SYMBOL}.md" "${ARG_WIKIHEADERS_PL_PATH}" "${ARG_OPTION_FILE}"
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COMMENT "Generating ${ARG_NAME} man pages"
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)
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add_custom_target(${ARG_NAME}-docs ALL DEPENDS "${BUILD_MANDIR}/man3/${ARG_SYMBOL}.3")
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install(DIRECTORY "${BUILD_MANDIR}/" DESTINATION "${CMAKE_INSTALL_MANDIR}")
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set(result TRUE)
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endif()
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if(ARG_RESULT_VARIABLE)
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set(${ARG_RESULT_VARIABLE} ${result} PARENT_SCOPE)
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endif()
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endfunction()
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