/* xftell.c: ftell with error checking.
   Copyright 1992, 1993, 1995, 2008, 2011 Karl Berry.
   Copyright 2005 Olaf Weber.
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.
   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.
   You should have received a copy of the GNU Lesser General Public License
   along with this library; if not, see .  */
#include 
long
xftell (FILE *f,  const_string filename)
{
    long where = ftell (f);
    if (where < 0)
        FATAL_PERROR(filename);
    return where;
}