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/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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 for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include "libioP.h"
#include "stdio.h"
#undef putchar
int
putchar (int c)
{
int result;
_IO_acquire_lock (stdout);
result = _IO_putc_unlocked (c, stdout);
_IO_release_lock (stdout);
return result;
}
#if defined weak_alias && !defined _IO_MTSAFE_IO
#undef putchar_unlocked
weak_alias (putchar, putchar_unlocked)
#endif
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