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/* Formatted output to strings.
Copyright (C) 1999, 2002, 2006-2022 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;
}
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