加入 Gitee
与超过 1200万 开发者一起发现、参与优秀开源项目,私有仓库也完全免费 :)
免费加入
文件
克隆/下载
wprintf_chk.c 1.30 KB
一键复制 编辑 原始数据 按行查看 历史
/* Copyright (C) 1991-2018 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 <stdarg.h>
#include <stdio.h>
#include <wchar.h>
#include "../libio/libioP.h"
/* Write formatted output to stdout from the format string FORMAT. */
int
__wprintf_chk (int flag, const wchar_t *format, ...)
{
va_list ap;
int done;
_IO_acquire_lock_clear_flags2 (stdout);
if (flag > 0)
stdout->_flags2 |= _IO_FLAGS2_FORTIFY;
va_start (ap, format);
done = _IO_vfwprintf (stdout, format, ap);
va_end (ap);
if (flag > 0)
stdout->_flags2 &= ~_IO_FLAGS2_FORTIFY;
_IO_release_lock (stdout);
return done;
}
Loading...
马建仓 AI 助手
尝试更多
代码解读
代码找茬
代码优化