2.11BSD#431 - /usr/src/usr.sbin/sendmail/src/trace.c

   1: /*
   2: **  Sendmail
   3: **  Copyright (c) 1983  Eric P. Allman
   4: **  Berkeley, California
   5: **
   6: **  Copyright (c) 1983 Regents of the University of California.
   7: **  All rights reserved.  The Berkeley software License Agreement
   8: **  specifies the terms and conditions for redistribution.
   9: */
  10: 
  11: #if !defined(lint) && !defined(NOSCCS)
  12: static char SccsId[] = "@(#)trace.c	5.2 (Berkeley) 6/7/85";
  13: #endif
  14: 
  15: # include <ctype.h>
  16: # include "sendmail.h"
  17: 
  18: /*
  19: **  TtSETUP -- set up for trace package.
  20: **
  21: **	Parameters:
  22: **		vect -- pointer to trace vector.
  23: **		size -- number of flags in trace vector.
  24: **		defflags -- flags to set if no value given.
  25: **
  26: **	Returns:
  27: **		none
  28: **
  29: **	Side Effects:
  30: **		environment is set up.
  31: */
  32: 
  33: u_char      *tTvect;
  34: int     tTsize;
  35: static char *DefFlags;
  36: 
  37: tTsetup(vect, size, defflags)
  38:     u_char *vect;
  39:     int size;
  40:     char *defflags;
  41: {
  42:     tTvect = vect;
  43:     tTsize = size;
  44:     DefFlags = defflags;
  45: }
  46: /*
  47: **  TtFLAG -- process an external trace flag description.
  48: **
  49: **	Parameters:
  50: **		s -- the trace flag.
  51: **
  52: **	Returns:
  53: **		none.
  54: **
  55: **	Side Effects:
  56: **		sets/clears trace flags.
  57: */
  58: 
  59: tTflag(s)
  60:     register char *s;
  61: {
  62:     int first, last;
  63:     register int i;
  64: 
  65:     if (*s == '\0')
  66:         s = DefFlags;
  67: 
  68:     for (;;)
  69:     {
  70:         /* find first flag to set */
  71:         i = 0;
  72:         while (isdigit(*s))
  73:             i = i * 10 + (*s++ - '0');
  74:         first = i;
  75: 
  76:         /* find last flag to set */
  77:         if (*s == '-')
  78:         {
  79:             i = 0;
  80:             while (isdigit(*++s))
  81:                 i = i * 10 + (*s - '0');
  82:         }
  83:         last = i;
  84: 
  85:         /* find the level to set it to */
  86:         i = 1;
  87:         if (*s == '.')
  88:         {
  89:             i = 0;
  90:             while (isdigit(*++s))
  91:                 i = i * 10 + (*s - '0');
  92:         }
  93: 
  94:         /* clean up args */
  95:         if (first >= tTsize)
  96:             first = tTsize - 1;
  97:         if (last >= tTsize)
  98:             last = tTsize - 1;
  99: 
 100:         /* set the flags */
 101:         while (first <= last)
 102:             tTvect[first++] = i;
 103: 
 104:         /* more arguments? */
 105:         if (*s++ == '\0')
 106:             return;
 107:     }
 108: }

Defined functions

Defined variables