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23 lines
797 B
CMake
23 lines
797 B
CMake
#
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# Check if the type exists and determine size of type. if the type
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# exists, the size will be stored to the variable.
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#
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# CHECK_TYPE_SIZE - macro which checks the size of type
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# VARIABLE - variable to store size if the type exists.
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#
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MACRO(CHECK_FUNCTION_EXISTS FUNCTION VARIABLE)
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TRY_COMPILE(COMPILE_OK
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${PROJECT_BINARY_DIR}
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${CMAKE_ROOT}/Modules/CheckFunctionExists.c
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COMPILE_DEFINITIONS -DCHECK_FUNCTION_EXISTS=${FUNCTION}
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OUTPUT_VARIABLE OUTPUT)
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IF(COMPILE_OK)
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SET(${VARIABLE} ${COMPILE_OK})
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ELSE(COMPILE_OK)
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WRITE_FILE(${PROJECT_BINARY_DIR}/CMakeError.log
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"Determining if the function ${FUNCTION} exists failed with the following output:\n"
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"${OUTPUT}\n")
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ENDIF(COMPILE_OK)
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ENDMACRO(CHECK_FUNCTION_EXISTS)
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