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pghalliday/AdvancedVariadicMacro.h

Created June 23, 2012 08:01
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Macro notes
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AdvancedVariadicMacro.h
#define MY_MACRO(FUNCTION_NAME, FORMAT, ARGS...) FUNCTION_NAME(FORMAT , ##ARGS)
Raw
SafeArgumentPassing.h
#define _MY_MACRO(FORMAT, ARGS...) O_debug(FORMAT , ##ARGS)
#define MY_MACRO(FORMAT, ARGS...) _MY_MACRO(FORMAT , ##ARGS)
#define FORMAT "Hello, %s!\n"
MY_MACRO(FORMAT, "world");
Raw
SafeConstantUse.h
#define __MY_MACRO(FORMAT, ARGS...) O_debug(FORMAT , ##ARGS)
#define _MY_MACRO(FORMAT, ARGS...) __MY_MACRO(FORMAT , ##ARGS)
#define MY_MACRO(ARGS...) _MY_MACRO(STANDARD_FORMAT , ##ARGS)
#define STANDARD_FORMAT "Hello, %s!\n"
MY_MACRO("world");
MY_MACRO("other worlds");
#undef STANDARD_FORMAT
#define STANDARD_FORMAT "Goodbye, %s!\n"
MY_MACRO("world");
MY_MACRO("other worlds");
#undef STANDARD_FORMAT
Raw
SimpleVariadicMacro.h
#define MY_MACRO(FUNCTION_NAME, ARGS...) FUNCTION_NAME(ARGS)
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