lib/xfreopen.h

   1 /* Open a file, reusing a given stream, with error checking.
   2    Copyright (C) 2009-2024 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 General Public License as published
   6    by the Free Software Foundation, either version 3 of the License,
   7    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 General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 #include <stdio.h>
  18
  19 #ifdef __cplusplus
  20 extern "C" {
  21 #endif
  22
  23 /* Opens the file FILENAME with mode MODE, reusing the given stream FP.
  24    Upon failure, emits an error message and exits the program.  */
  25 void xfreopen (char const *filename, char const *mode, FILE *fp);
  26
  27 #ifdef __cplusplus
  28 }
  29 #endif