checkdepends_bool_v2.patch

flocke, 03/15/2011 12:48 pm

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code/CMakeModules/CheckDepends.cmake 2011-03-15 12:20:51.462031215 +0100
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# CHECK_UNDEFINED_SYMBOL(PNG_LIBRARY inflate INFLATE_FOUND)
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#
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MACRO(CHECK_UNDEFINED_SYMBOL MYLIBRARY SYMBOL SYMBOL_FOUND)
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  SET(${SYMBOL_FOUND} TRUE)
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  SET(${SYMBOL_FOUND} FALSE)
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  IF(WIN32)
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    # Always TRUE under Windows because we are using static libraries
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  ELSEIF(APPLE)
......
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      # Use objdump to check if a library is using an external symbol
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      EXEC_PROGRAM(${CMAKE_OBJDUMP} ARGS "-T ${${MYLIBRARY}} | grep ${SYMBOL}" OUTPUT_VARIABLE OBJDUMP_SYMBOL)
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      IF(OBJDUMP_SYMBOL MATCHES "UND")
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        SET(${SYMBOL_FOUND} FALSE)
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        SET(${SYMBOL_FOUND} TRUE)
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      ENDIF(OBJDUMP_SYMBOL MATCHES "UND")
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    ENDIF(CMAKE_OBJDUMP)
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  ENDIF(WIN32)
......
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# CHECK_LINKED_LIBRARY(PNG_LIBRARY ZLIB_LIBRARY ZLIB_FOUND)
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#
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MACRO(CHECK_LINKED_LIBRARY MYLIBRARY OTHERLIBRARY LIBRARY_FOUND)
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  SET(${LIBRARY_FOUND} FALSE)
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  SET(${LIBRARY_FOUND} TRUE)
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  IF(WIN32)
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    # Always FALSE under Windows because we are using static libraries
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  ELSEIF(APPLE)
......
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      # Use objdump to check if a library is linked to another library
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      EXEC_PROGRAM(${CMAKE_OBJDUMP} ARGS "-p ${${MYLIBRARY}} | grep ${LIBNAME}" OUTPUT_VARIABLE OBJDUMP_LIBRARY)
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      IF(NOT OBJDUMP_LIBRARY MATCHES "NEEDED")
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        SET(${LIBRARY_FOUND} TRUE)
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        SET(${LIBRARY_FOUND} FALSE)
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      ENDIF(NOT OBJDUMP_LIBRARY MATCHES "NEEDED")
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    ENDIF(CMAKE_OBJDUMP)
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  ENDIF(WIN32)