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/* Formatted output to strings.
   Copyright (C) 1999, 2002, 2006-2025 Free Software Foundation, Inc.

   This file is free software.
   It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
   You can redistribute it and/or modify it under either
     - the terms of the GNU Lesser General Public License as published
       by the Free Software Foundation, either version 3, or (at your
       option) any later version, or
     - the terms of the GNU General Public License as published by the
       Free Software Foundation; either version 2, or (at your option)
       any later version, or
     - the same dual license "the GNU LGPLv3+ or the GNU GPLv2+".

   This file 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
   Lesser General Public License and the GNU General Public License
   for more details.

   You should have received a copy of the GNU Lesser General Public
   License and of the GNU General Public License along with this
   program.  If not, see <https://www.gnu.org/licenses/>.  */

int
VASPRINTF (DCHAR_T **resultp, const FCHAR_T *format, va_list args)
{
  size_t length;
  DCHAR_T *result = VASNPRINTF (NULL, &length, format, args);
  if (result == NULL)
    return -1;

  if (length > INT_MAX)
    {
      free (result);
      errno = EOVERFLOW;
      return -1;
    }

  *resultp = result;
  /* Return the number of resulting units, excluding the trailing NUL.  */
  return length;
}
kc3-lang/gnulib/lib/unistdio/u-vasprintf.h

Commit

lib/unistdio/u-vasprintf.h
