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/* Copyright (c) 2009, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* ---
* Author: Craig Silverstein
*/
#ifndef _WIN32
# error You should only be including windows/port.cc in a windows environment!
#endif
#include <string.h> // for strlen(), memset(), memcmp()
#include <assert.h>
#include <stdarg.h> // for va_list, va_start, va_end
#include <windows.h>
#include "windows_port.h"
// These call the windows _vsnprintf, but always NUL-terminate.
#if !defined(__MINGW32__) && !defined(__MINGW64__) /* mingw already defines */
#if !(defined(_MSC_VER) && _MSC_VER >= 1900) /* msvc 2015 already defines */
#ifdef _MSC_VER
# pragma warning(push)
# pragma warning(disable: 4996) // ignore _vsnprintf security warning
#endif
int safe_vsnprintf(char *str, size_t size, const char *format, va_list ap) {
if (size == 0) // not even room for a \0?
return -1; // not what C99 says to do, but what windows does
str[size-1] = '\0';
return _vsnprintf(str, size-1, format, ap);
}
#ifdef _MSC_VER
# pragma warning(pop)
#endif
int snprintf(char *str, size_t size, const char *format, ...) {
int r;
va_list ap;
va_start(ap, format);
r = vsnprintf(str, size, format, ap);
va_end(ap);
return r;
}
#endif /* if !(defined(_MSC_VER) && _MSC_VER >= 1900) */
#endif /* #if !defined(__MINGW32__) && !defined(__MINGW64__) */
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