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19 lines
500 B
CMake
19 lines
500 B
CMake
IF ("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}.${CMAKE_PATCH_VERSION}" VERSION_LESS "2.8.7")
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FUNCTION(MESSAGE_ONCE id out)
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MESSAGE(STATUS "${out}")
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ENDFUNCTION()
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ELSE()
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FUNCTION(MESSAGE_ONCE id out)
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STRING(MD5 hash "${out}")
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IF(NOT __msg1_${id} STREQUAL "${hash}")
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MESSAGE(STATUS "${out}")
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ENDIF()
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SET(__msg1_${id} ${hash} CACHE INTERNAL "")
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ENDFUNCTION()
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ENDIF()
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MACRO(SET_IF_UNSET VAR VAL)
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IF(NOT DEFINED ${VAR})
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SET(${VAR} ${VAL})
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ENDIF()
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ENDMACRO()
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