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Annotation of 42BSD/usr.lib/sendmail/include/useful.h, revision 1.1

1.1     ! root        1: /*
        !             2: **  USEFUL.H -- Some useful stuff.
        !             3: **
        !             4: **     @(#)useful.h    4.1             7/25/83
        !             5: */
        !             6: 
        !             7: # ifndef makedev
        !             8: # include <sys/types.h>
        !             9: # endif
        !            10: 
        !            11: /* support for bool type */
        !            12: typedef char   bool;
        !            13: # define TRUE  1
        !            14: # define FALSE 0
        !            15: 
        !            16: # ifndef NULL
        !            17: # define NULL  0
        !            18: # endif NULL
        !            19: 
        !            20: /* bit hacking */
        !            21: # define bitset(bit, word)     (((word) & (bit)) != 0)
        !            22: 
        !            23: /* some simple functions */
        !            24: # ifndef max
        !            25: # define max(a, b)     ((a) > (b) ? (a) : (b))
        !            26: # define min(a, b)     ((a) < (b) ? (a) : (b))
        !            27: # endif max
        !            28: 
        !            29: /* assertions */
        !            30: # ifndef NASSERT
        !            31: # define ASSERT(expr, msg, parm)\
        !            32:        if (!(expr))\
        !            33:        {\
        !            34:                fprintf(stderr, "assertion botch: %s:%d: ", __FILE__, __LINE__);\
        !            35:                fprintf(stderr, msg, parm);\
        !            36:        }
        !            37: # else NASSERT
        !            38: # define ASSERT(expr, msg, parm)
        !            39: # endif NASSERT
        !            40: 
        !            41: /* sccs id's */
        !            42: # ifndef lint
        !            43: # define SCCSID(arg)   static char SccsId[] = "arg";
        !            44: # else lint
        !            45: # define SCCSID(arg)
        !            46: # endif lint
        !            47: 
        !            48: /* define the types of some common functions */
        !            49: extern char    *strcpy(), *strncpy();
        !            50: extern char    *strcat(), *strncat();
        !            51: extern char    *malloc();
        !            52: extern char    *index(), *rindex();
        !            53: extern int     errno;
        !            54: extern char    *sprintf();
        !            55: extern time_t  time();
        !            56: extern char    *ctime();
        !            57: # ifndef V6
        !            58: extern char    *getenv();
        !            59: # endif V6
        !            60: # ifndef VMUNIX
        !            61: typedef unsigned short u_short;
        !            62: typedef long           u_long;
        !            63: typedef char           u_char;
        !            64: typedef int            void;
        !            65: # endif VMUNIX

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