/* Test setting the error indicator of a stream. Copyright (C) 2007, 2009-2023 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ /* Written by Bruno Haible , 2007. */ #include #include "fseterr.h" #include #include int main () { /* All streams are initially created with the error indicator cleared. */ if (ferror (stdout)) abort (); /* Verify that fseterr() works. */ fseterr (stdout); if (!ferror (stdout)) abort (); /* Verify fseterr's effect can be undone by clearerr(). */ clearerr (stdout); if (ferror (stdout)) abort (); return 0; }