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[cmake] copy shipped documentation files if they exist

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Enables documentation in tarballs to be installed, even if Doxygen isn't
present.
This commit is contained in:
David Adam 2018-02-01 22:46:15 +08:00
parent e1bc48492f
commit 56be045324
1 changed files with 19 additions and 2 deletions
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21
cmake/Docs.cmake
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@ -5,10 +5,27 @@ INCLUDE(FeatureSummary)
IF(DOXYGEN_FOUND)
OPTION(BUILD_DOCS "build documentation (requires Doxygen)" ON)
ELSE(DOXYGEN_FOUND)
SET(BUILD_DOCS OFF)
OPTION(BUILD_DOCS "build documentation (requires Doxygen)" OFF)
ENDIF(DOXYGEN_FOUND)
ADD_FEATURE_INFO(Documentation BUILD_DOCS "user manual and documentation")
IF(BUILD_DOCS AND NOT DOXYGEN_FOUND)
MESSAGE(FATAL_ERROR "build documentation selected, but Doxygen could not be found")
ENDIF()
IF(IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/user_doc/html
AND IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/share/man/man1)
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)
# Files in ./share/completions/