1 /* Set the error indicator of a stream. 2 Copyright (C) 2007, 2009-2021 Free Software Foundation, Inc. 3 4 This file is free software: you can redistribute it and/or modify 5 it under the terms of the GNU Lesser General Public License as 6 published by the Free Software Foundation; either version 2.1 of the 7 License, or (at your option) any later version. 8 9 This file 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 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public License 15 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 16 17 #ifndef _FSETERR_H 18 #define _FSETERR_H 19 20 #include <stdio.h> 21 22 /* Set the error indicator of the stream FP. 23 The "error indicator" is set when an I/O operation on the stream fails, and 24 is cleared (together with the "end-of-file" indicator) by clearerr (FP). */ 25 26 #if HAVE___FSETERR /* musl libc */ 27 28 # include <stdio_ext.h> 29 # define fseterr(fp) __fseterr (fp) 30 31 #else 32 33 # ifdef __cplusplus 34 extern "C" { 35 # endif 36 37 extern void fseterr (FILE *fp); 38 39 # ifdef __cplusplus 40 } 41 # endif 42 43 #endif 44 45 #endif /* _FSETERR_H */