utils.h
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:1k
- /* utility definitions */
- #ifdef _POSIX2_RE_DUP_MAX
- #define DUPMAX _POSIX2_RE_DUP_MAX /* xxx is this right? */
- #else
- #define DUPMAX 255
- #endif
- #define RE_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