зеркало из https://github.com/mozilla/gecko-dev.git
61 строка
2.5 KiB
C
61 строка
2.5 KiB
C
/* -*- Mode: c++; tab-width: 2; indent-tabs-mode: nil; -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All 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 terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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// Convience macros for converting nsString's to chars +
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// creating temporary char[] bufs.
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#ifndef NS_STR_UTIL_H
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#define NS_STR_UTIL_H
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// temporary char[] macro
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// Convience MACROS which use a static char array if possible to reduce
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// memory fragmentation, otherwise they allocate a char[] which must be
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// freed. REMEMBER to always use the NS_FREE_CHAR_BUF after using the
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// NS_ALLOC_CHAR_BUF. You can not nest NS_ALLOC_CHAR_BUF's.
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#define NS_ALLOC_CHAR_BUF(aBuf, aSize, aActualSize) \
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int _ns_tmpActualSize = aActualSize; \
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char _ns_smallBuffer[aSize]; \
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char * const aBuf = _ns_tmpActualSize <= aSize ? _ns_smallBuffer : new char[_ns_tmpActualSize];
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#define NS_FREE_CHAR_BUF(aBuf) \
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if (aBuf != _ns_smallBuffer) \
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delete[] aBuf;
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#endif // !defined(NS_STR_UTIL_H)
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