📄 utils.h
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/* utility definitions */#ifdef _POSIX2_RE_DUP_MAX#define DUPMAX _POSIX2_RE_DUP_MAX#else#define DUPMAX 255#endif#define INFINITY (DUPMAX + 1)#define NC (CHAR_MAX - CHAR_MIN + 1)typedef unsigned char uch;/* switch off assertions (if not already off) if no REDEBUG */#ifndef REDEBUG#ifndef NDEBUG#define NDEBUG /* no assertions please */#endif#endif#include <assert.h>/* for old systems with bcopy() but no memmove() */#ifdef USEBCOPY#define memmove(d, s, c) bcopy(s, d, c)#endif
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