57 lines
2.2 KiB
C
57 lines
2.2 KiB
C
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//
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// Copyright (c) 2009-2010 Mikko Mononen memon@inside.org
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
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//
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#ifndef DETOURASSERT_H
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#define DETOURASSERT_H
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// Note: This header file's only purpose is to include define assert.
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// Feel free to change the file and include your own implementation instead.
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#ifdef NDEBUG
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// From http://cnicholson.net/2009/02/stupid-c-tricks-adventures-in-assert/
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# define dtAssert(x) do { (void)sizeof(x); } while((void)(__LINE__==-1),false)
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#else
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/// An assertion failure function.
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// @param[in] expression asserted expression.
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// @param[in] file Filename of the failed assertion.
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// @param[in] line Line number of the failed assertion.
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/// @see dtAssertFailSetCustom
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typedef void (dtAssertFailFunc)(const char* expression, const char* file, int line);
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/// Sets the base custom assertion failure function to be used by Detour.
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/// @param[in] assertFailFunc The function to be invoked in case of failure of #dtAssert
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void dtAssertFailSetCustom(dtAssertFailFunc *assertFailFunc);
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/// Gets the base custom assertion failure function to be used by Detour.
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dtAssertFailFunc* dtAssertFailGetCustom();
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# include <assert.h>
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# define dtAssert(expression) \
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{ \
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dtAssertFailFunc* failFunc = dtAssertFailGetCustom(); \
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if(failFunc == NULL) { assert(expression); } \
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else if(!(expression)) { (*failFunc)(#expression, __FILE__, __LINE__); } \
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}
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#endif
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#endif // DETOURASSERT_H
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