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Annotation of 43BSDReno/usr.sbin/sendmail/src/trace.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1983 Eric P. Allman
                      3:  * Copyright (c) 1988 Regents of the University of California.
                      4:  * All rights reserved.
                      5:  *
                      6:  * Redistribution and use in source and binary forms are permitted provided
                      7:  * that: (1) source distributions retain this entire copyright notice and
                      8:  * comment, and (2) distributions including binaries display the following
                      9:  * acknowledgement:  ``This product includes software developed by the
                     10:  * University of California, Berkeley and its contributors'' in the
                     11:  * documentation or other materials provided with the distribution and in
                     12:  * all advertising materials mentioning features or use of this software.
                     13:  * Neither the name of the University nor the names of its contributors may
                     14:  * be used to endorse or promote products derived from this software without
                     15:  * specific prior written permission.
                     16:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
                     17:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
                     18:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     19:  */
                     20: 
                     21: #ifndef lint
                     22: static char sccsid[] = "@(#)trace.c    5.6 (Berkeley) 6/1/90";
                     23: #endif /* not lint */
                     24: 
                     25: # include "sendmail.h"
                     26: 
                     27: /*
                     28: **  TtSETUP -- set up for trace package.
                     29: **
                     30: **     Parameters:
                     31: **             vect -- pointer to trace vector.
                     32: **             size -- number of flags in trace vector.
                     33: **             defflags -- flags to set if no value given.
                     34: **
                     35: **     Returns:
                     36: **             none
                     37: **
                     38: **     Side Effects:
                     39: **             environment is set up.
                     40: */
                     41: 
                     42: u_char         *tTvect;
                     43: int            tTsize;
                     44: static char    *DefFlags;
                     45: 
                     46: tTsetup(vect, size, defflags)
                     47:        u_char *vect;
                     48:        int size;
                     49:        char *defflags;
                     50: {
                     51:        tTvect = vect;
                     52:        tTsize = size;
                     53:        DefFlags = defflags;
                     54: }
                     55: /*
                     56: **  TtFLAG -- process an external trace flag description.
                     57: **
                     58: **     Parameters:
                     59: **             s -- the trace flag.
                     60: **
                     61: **     Returns:
                     62: **             none.
                     63: **
                     64: **     Side Effects:
                     65: **             sets/clears trace flags.
                     66: */
                     67: 
                     68: tTflag(s)
                     69:        register char *s;
                     70: {
                     71:        int first, last;
                     72:        register int i;
                     73: 
                     74:        if (*s == '\0')
                     75:                s = DefFlags;
                     76: 
                     77:        for (;;)
                     78:        {
                     79:                /* find first flag to set */
                     80:                i = 0;
                     81:                while (isdigit(*s))
                     82:                        i = i * 10 + (*s++ - '0');
                     83:                first = i;
                     84: 
                     85:                /* find last flag to set */
                     86:                if (*s == '-')
                     87:                {
                     88:                        i = 0;
                     89:                        while (isdigit(*++s))
                     90:                                i = i * 10 + (*s - '0');
                     91:                }
                     92:                last = i;
                     93: 
                     94:                /* find the level to set it to */
                     95:                i = 1;
                     96:                if (*s == '.')
                     97:                {
                     98:                        i = 0;
                     99:                        while (isdigit(*++s))
                    100:                                i = i * 10 + (*s - '0');
                    101:                }
                    102: 
                    103:                /* clean up args */
                    104:                if (first >= tTsize)
                    105:                        first = tTsize - 1;
                    106:                if (last >= tTsize)
                    107:                        last = tTsize - 1;
                    108: 
                    109:                /* set the flags */
                    110:                while (first <= last)
                    111:                        tTvect[first++] = i;
                    112: 
                    113:                /* more arguments? */
                    114:                if (*s++ == '\0')
                    115:                        return;
                    116:        }
                    117: }

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