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79 lines
2.4 KiB
C++
79 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express oqr
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the JavaScript 2 Prototype.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the
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* terms of the GNU Public License (the "GPL"), in which case the
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* provisions of the GPL are applicable instead of those above.
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* If you wish to allow use of your version of this file only
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* under the terms of the GPL and not to allow others to use your
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* version of this file under the NPL, indicate your decision by
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* deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL. If you do not delete
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* the provisions above, a recipient may use your version of this
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* file under either the NPL or the GPL.
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*/
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#ifndef utilities_h___
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#define utilities_h___
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#ifdef MSC_VER
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// diasble long identifier warnings
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# pragma warning(disable: 4786)
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#endif
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#include "systemtypes.h"
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namespace JavaScript
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{
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//
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// Assertions
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//
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#ifdef DEBUG
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void Assert(const char *s, const char *file, int line);
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# define ASSERT(_expr) \
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((_expr) ? (void)0 : JavaScript::Assert(#_expr, __FILE__, __LINE__))
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# define NOT_REACHED(_reasonStr) \
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JavaScript::Assert(_reasonStr, __FILE__, __LINE__)
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# define DEBUG_ONLY(_stmt) _stmt
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#else
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# define ASSERT(expr)
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# define NOT_REACHED(reasonStr)
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# define DEBUG_ONLY(_stmt)
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#endif
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//
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// Random Crap
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//
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//
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template<class N> N min(N v1, N v2) {return v1 <= v2 ? v1 : v2;}
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template<class N> N max(N v1, N v2) {return v1 >= v2 ? v1 : v2;}
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uint ceilingLog2(uint32 n);
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uint floorLog2(uint32 n);
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}
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#endif /* utilities_h___ */
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