/* xftello.c: ftello with error checking. Copyright 1992, 1993, 1995, 2008 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 off_t xftello (FILE *f, const_string filename) { off_t where = ftello (f); if (where < 0) FATAL_PERROR(filename); return where; }