/*!
 \fn 
 \brief 
 \return 
 \param 
*/
/*  db_strip(buf)
 *     char *buf         buffer to be worked on
 *
 *  'buf' is rewritten in place with leading and trailing white
 *  space removed.
 */


void
db_strip  (char *buf)

{
    char *a, *b;

/* remove leading white space */
    for (a = b = buf; *a == ' ' || *a == '\t'; a++)
	    ;
    if (a != b)
	while (*b++ = *a++)
	    ;
/* remove trailing white space */
    for (a = buf; *a; a++)
	    ;
    if (a != buf)
    {
	for (a--; *a == ' ' || *a == '\t'; a--)
		;
	a++;
	*a = 0;
    }
}