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- /* TOOLS.H: Definitions for type declarations, printing, bit handling, etc.
- */
-
- #if CHAR_SIGNED
- typedef unsigned char UNCH;
- #else
- typedef char UNCH;
- #endif
-
- #if CHAR_SIGNED
- #define ustrcmp(s1, s2) strcmp((char *)(s1), (char *)(s2))
- #define ustrcpy(s1, s2) strcpy((char *)(s1), (char *)(s2))
- #define ustrchr(s, c) (UNCH *)strchr((char *)(s), c)
- #define ustrncmp(s1, s2, n) strncmp((char *)(s1), (char *)(s2), n)
- #define ustrncpy(s1, s2, n) strncpy((char *)(s1), (char *)(s2), n)
- #define ustrlen(s1) strlen((char *)(s1))
- #else
- #define ustrcmp strcmp
- #define ustrcpy strcpy
- #define ustrchr strchr
- #define ustrncmp strncmp
- #define ustrncpy strncpy
- #define ustrlen strlen
- #endif
-
- #if 0
- int ustrcmp(UNCH *, UNCH *);
- UNCH *ustrchr(UNCH *, int);
- int ustrncmp(UNCH *, UNCH *, UNS);
- int ustrncpy(UNCH *, UNCH *, UNS);
- int ustrlen(UNCH *);
- #endif
-
- typedef unsigned UNS;
-
- #ifdef USE_ISASCII
- #define ISASCII(c) isascii(c)
- #else
- #define ISASCII(c) (1)
- #endif
-
- #ifdef BSD_STRINGS
- #define MEMZERO(s, n) bzero(s, n)
- #else /* not BSD_STRINGS */
- #define MEMZERO(s, n) memset(s, '\0', n)
- #endif /* not BSD_STRINGS */
-
- /* Macros for bit manipulation.
- */
- #define SET(word, bits) ((word) |= (bits)) /* Turn bits on */
- #define RESET(word, bits) ((word) &= ~(bits)) /* Turn bits off */
- #define GET(word, bits) ((word) & (bits)) /* 1=any bit on */
- #define BITOFF(word, bits) (GET(word, bits)==0) /* 1=no bits on */
- #define BITON(word, bits) ((word) & (bits)) /* 1=any bit on */
-
- #define ETDCDATA (dumetd) /* Dummy etd pointer for #PCDATA. */
- #define ETDNULL (dumetd + 1) /* Dummy etd pointer for null tag. */
- #define ETDNET (dumetd + 2) /* Dummy etd pointer for NET delimiter. */
- #define BADPTR(p) \
- ((p) == NULL || (p) == ETDCDATA || (p) == ETDNULL || (p) == ETDNET)
- #define PTRNUM(p) ((p) == NULL ? 0 : ((p) - dumetd) + 1)
-
- #ifdef USE_PROTOTYPES
- #define P(parms) parms
- #else
- #define P(parms) ()
- #endif
-
- /* VP is used for prototypes of varargs functions. You can't have a
- prototype if the function is defined using varargs.h rather than
- stdarg.h. */
- #ifdef VARARGS
- #define VP(parms) ()
- #else
- #define VP(parms) P(parms)
- #endif
-