Init

externals/cmakemodules/ConfigureFileMT.cmake

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+# A simple wrapper around configure_file to try to make it multi-thread safe with a file lock.
+FUNCTION(Configure_File_MT IN_TEMPLATE OUTPUT_FILENAME)
+
+	FILE(LOCK ${OUTPUT_FILENAME}.lock
+		GUARD FUNCTION 
+		RESULT_VARIABLE LOCK_RESULT 
+		TIMEOUT 30)
+
+	IF (NOT LOCK_RESULT EQUAL 0)
+		MESSAGE(WARNING "Failed to lock file ${OUTPUT_FILENAME} for output ERROR: ${LOCK_RESULT}")
+		return()
+	ENDIF()
+
+	CONFIGURE_FILE("${IN_TEMPLATE}" "${OUTPUT_FILENAME}" @ONLY)
+
+	FILE(LOCK ${OUTPUT_FILENAME}.lock RELEASE)
+
+ENDFUNCTION()