Line data    Source code

       1             : /* Formatted output to a stream.
       2             :    Copyright (C) 2004, 2006-2025 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 3 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             : #ifdef HAVE_CONFIG_H
      18             : # include <config.h>
      19             : #endif
      20             : 
      21             : /* Specification.  */
      22             : #include <stdio.h>
      23             : 
      24             : #include <errno.h>
      25             : #include <limits.h>
      26             : #include <stdarg.h>
      27             : 
      28             : #include "fseterr.h"
      29             : #include "intprops.h"
      30             : 
      31             : int
      32       14391 : fprintf (FILE *fp, const char *format, ...)
      33             : {
      34             :   va_list args;
      35             :   off64_t ret;
      36             : 
      37       14391 :   va_start (args, format);
      38       14391 :   ret = vfzprintf (fp, format, args);
      39       14391 :   va_end (args);
      40             : 
      41       14391 :   if (TYPE_MAXIMUM (off64_t) > INT_MAX && ret > INT_MAX)
      42             :     {
      43           0 :       fseterr (fp);
      44           0 :       errno = EOVERFLOW;
      45           0 :       return -1;
      46             :     }
      47             : 
      48       14391 :   return ret;
      49             : }