1 /* Test of ftello() function.
2 Copyright (C) 2007 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18 /* Written by Bruno Haible <bruno@clisp.org>, 2007. */
25 #include <sys/types.h>
28 main (int argc, char **argv)
30 /* Assume stdin is seekable iff argc > 1. */
31 int expected = argc > 1 ? 0 : -1;
32 /* Exit with success only if ftell/ftello agree. */
33 off_t pos1 = ftello (stdin);
34 long pos2 = ftell (stdin);
35 return ! (pos1 == pos2 && pos1 == expected);