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73 lines
1.8 KiB
C++
73 lines
1.8 KiB
C++
/*
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* PROGRAM: MT debugging support.
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* MODULE: Reasons.h
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* DESCRIPTION: Tool to access latest history of taken locks.
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*
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* The contents of this file are subject to the Initial
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* Developer's Public License Version 1.0 (the "License");
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* you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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* http://www.ibphoenix.com/main.nfs?a=ibphoenix&page=ibp_idpl.
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*
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* Software distributed under the License is distributed AS IS,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied.
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* See the License for the specific language governing rights
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* and limitations under the License.
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*
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* The Original Code was created by Alex Peshkov
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* for the Firebird Open Source RDBMS project.
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*
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* Copyright (c) 2012 Alex Peshkov <peshkoff at mail.ru>
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* and all contributors signed below.
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*
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* All Rights Reserved.
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* Contributor(s): ______________________________________.
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*
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*
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*/
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#ifndef FB_COMMON_CLASSES_REASONS
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#define FB_COMMON_CLASSES_REASONS
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#include <string.h>
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// __func__ is according to C99, but let's better define it for better flexibility
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// For example, MSVC 2005 does not support __func__
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#if defined _MSC_VER && (_MSC_VER <= 1600)
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#define FB_FUNCTION __FUNCTION__
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#elif defined(__GNUC__)
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#define FB_FUNCTION (__FILE__ ": " STRINGIZE(__LINE__) )
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#else
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#define FB_FUNCTION __func__
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#endif
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namespace Firebird
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{
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class Reasons
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{
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public:
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#ifndef DEV_BUILD
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void reason(const char*) { }
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#else
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Reasons()
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: frIndex(0)
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{
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memset(from, 0, sizeof(from));
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}
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void reason(const char* fr)
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{
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from[frIndex % FB_NELEM(from)] = fr;
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frIndex++;
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frIndex %= FB_NELEM(from);
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}
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private:
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const char* from[8];
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unsigned frIndex;
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#endif
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};
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} // namespace Firebird
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#endif // FB_COMMON_CLASSES_REASONS
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