ios_project/proj.ios_mac/cocos2d-x/cocos/base/CCLog.h

/****************************************************************************
 Copyright (c) 2013-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.

 http://www.cocos2d-x.org

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.

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 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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#pragma once

#include "platform/CCPlatformDefine.h"

/// @cond DO_NOT_SHOW

// Because ccMacros.h includes this header file, and CC_FORMAT_PRINTF is defined in ccMacros.h, so
// we define it here too.

/** @def CC_FORMAT_PRINTF(formatPos, argPos)
 * Only certain compiler support __attribute__((format))
 *
 * @param formatPos 1-based position of format string argument.
 * @param argPos    1-based position of first format-dependent argument.
 */
#if defined(__GNUC__) && (__GNUC__ >= 4)
#define CC_FORMAT_PRINTF(formatPos, argPos) __attribute__((__format__(printf, formatPos, argPos)))
#elif defined(__has_attribute)
#if __has_attribute(format)
#define CC_FORMAT_PRINTF(formatPos, argPos) __attribute__((__format__(printf, formatPos, argPos)))
#endif // __has_attribute(format)
#else
#define CC_FORMAT_PRINTF(formatPos, argPos)
#endif

namespace cocos2d
{

	/**
	 @brief Output Debug message.
	 */
	void CC_DLL log(const char * format, ...) CC_FORMAT_PRINTF(1, 2);

}

/// @endcond