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- #ifndef C_UTIL_H_INCLUDED
- #define C_UTIL_H_INCLUDED
- /* C language stuff. Doesn't involve any libraries that aren't part of
- the compiler.
- */
- #define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
- /* GNU_PRINTF_ATTR lets the GNU compiler check printf-type
- calls to be sure the arguments match the format string, thus preventing
- runtime segmentation faults and incorrect messages.
- */
- #ifdef __GNUC__
- #define GNU_PRINTF_ATTR(a,b) __attribute__ ((format (printf, a, b)))
- #else
- #define GNU_PRINTF_ATTR(a,b)
- #endif
- #endif
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