FreeCAD

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# Try to find Coin3D Doc
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# If found, this will define
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#
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# COIN3D_DOC_FOUND    - we have access to Coin3D doc, either locally
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#                       or on the net
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# COIN3D_DOC_TAGFILE  - full name of the tag file
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# COIN3D_DOC_PATH     - path to html Coin3D doc
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SET( COIN3D_DOC_FOUND "NO" )
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IF (COIN3D_FOUND)
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  IF (WIN32)
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    IF (CYGWIN)
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      # Not yet implemented
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    ELSE (CYGWIN)
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      # Not yet implemented
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    ENDIF (CYGWIN)
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  ELSE (WIN32)
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    IF(APPLE)
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      # Not yet implemented
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    ELSE(APPLE)
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      # Unix systems
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      find_path(COIN3D_DOC_PATH index.html 
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                /usr/share/doc/libcoin80-doc/html
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                /usr/share/doc/coin/html
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                /usr/share/doc/Coin/html
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      )
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      IF( EXISTS ${COIN3D_DOC_PATH})
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        message(STATUS "Coin3D doc is installed")
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        find_file(COIN3D_DOC_TAGFILE NAMES coin.tag Coin.tag 
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            PATHS ${COIN3D_DOC_PATH}
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        )
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        IF( EXISTS ${COIN3D_DOC_TAGFILE})
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          SET( COIN3D_DOC_FOUND "YES"
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          )
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        ELSE( EXISTS ${COIN3D_DOC_TAGFILE})
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          find_file(COIN3D_DOC_TAGFILE_GZ NAMES coin.tag.gz Coin.tag.gz 
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              PATHS ${COIN3D_DOC_PATH}
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          )
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          IF( EXISTS ${COIN3D_DOC_TAGFILE_GZ})
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            message(STATUS "  Found ${COIN3D_DOC_TAGFILE_GZ}")
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            message(STATUS "  You should uncompress this file if you want to use it for source doc generation")
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          ENDIF( EXISTS ${COIN3D_DOC_TAGFILE_GZ})
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        ENDIF( EXISTS ${COIN3D_DOC_TAGFILE})
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      ELSE( EXISTS ${COIN3D_DOC_PATH})
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        #fallback: tries to use online coin doc
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        message(STATUS "Coin3D doc is not installed")
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        SET(COIN3D_DOC_PATH
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            http://doc.coin3d.org/Coin
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        )
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        find_file(COIN3D_DOC_TAGFILE coin.tag 
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            ${CMAKE_BINARY_DIR}/src/Doc
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        )
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        IF( EXISTS ${COIN3D_DOC_TAGFILE})
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          SET( COIN3D_DOC_FOUND "YES" )
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        ENDIF( EXISTS ${COIN3D_DOC_TAGFILE})
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      ENDIF( EXISTS ${COIN3D_DOC_PATH})
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    ENDIF(APPLE)
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  ENDIF(WIN32)
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ENDIF(COIN3D_FOUND)
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if(COIN3D_DOC_FOUND)
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  message(STATUS "  Tag file: ${COIN3D_DOC_TAGFILE}")
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  message(STATUS "  Location: ${COIN3D_DOC_PATH}")
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endif(COIN3D_DOC_FOUND)
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# export for others
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SET( COIN3D_DOC_FOUND "${COIN3D_DOC_FOUND}" CACHE BOOL "Coin3d documentation available")
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