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USUALS.H
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C/C++ Source or Header
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1992-02-22
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799b
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25 lines
/* usuals.h - The usual typedefs, etc.
*/
#ifndef USUALS /* Assures no redefinitions of usual types...*/
#define USUALS
typedef unsigned char boolean; /* values are TRUE or FALSE */
typedef unsigned char byte; /* values are 0-255 */
typedef byte *byteptr; /* pointer to byte */
typedef char *string; /* pointer to ASCII character string */
typedef unsigned short word16; /* values are 0-65535 */
typedef unsigned long word32; /* values are 0-4294967295 */
#ifndef TRUE
#define FALSE 0
#define TRUE (!FALSE)
#endif /* if TRUE not already defined */
#ifndef min /* if min macro not already defined */
#define min(a,b) ( (a)<(b) ? (a) : (b) )
#define max(a,b) ( (a)>(b) ? (a) : (b) )
#endif /* if min macro not already defined */
#endif /* if USUALS not already defined */