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