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BSD 4.3tahoe

/*
 * Copyright (c) 1983 Eric P. Allman
 * Copyright (c) 1988 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
static char sccsid[] = "@(#)trace.c	5.5 (Berkeley) 6/30/88";
#endif /* not lint */

# include "sendmail.h"

/*
**  TtSETUP -- set up for trace package.
**
**	Parameters:
**		vect -- pointer to trace vector.
**		size -- number of flags in trace vector.
**		defflags -- flags to set if no value given.
**
**	Returns:
**		none
**
**	Side Effects:
**		environment is set up.
*/

u_char		*tTvect;
int		tTsize;
static char	*DefFlags;

tTsetup(vect, size, defflags)
	u_char *vect;
	int size;
	char *defflags;
{
	tTvect = vect;
	tTsize = size;
	DefFlags = defflags;
}
/*
**  TtFLAG -- process an external trace flag description.
**
**	Parameters:
**		s -- the trace flag.
**
**	Returns:
**		none.
**
**	Side Effects:
**		sets/clears trace flags.
*/

tTflag(s)
	register char *s;
{
	int first, last;
	register int i;

	if (*s == '\0')
		s = DefFlags;

	for (;;)
	{
		/* find first flag to set */
		i = 0;
		while (isdigit(*s))
			i = i * 10 + (*s++ - '0');
		first = i;

		/* find last flag to set */
		if (*s == '-')
		{
			i = 0;
			while (isdigit(*++s))
				i = i * 10 + (*s - '0');
		}
		last = i;

		/* find the level to set it to */
		i = 1;
		if (*s == '.')
		{
			i = 0;
			while (isdigit(*++s))
				i = i * 10 + (*s - '0');
		}

		/* clean up args */
		if (first >= tTsize)
			first = tTsize - 1;
		if (last >= tTsize)
			last = tTsize - 1;

		/* set the flags */
		while (first <= last)
			tTvect[first++] = i;

		/* more arguments? */
		if (*s++ == '\0')
			return;
	}
}

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