Mozilla/mozilla/xpcom/string/src/nsTStringComparator.cpp
bsmedberg%covad.net 7344fa60e3 Bug 313309 part 1 - use __fastcall for NS_FASTCALL on windows, r=shaver
git-svn-id: svn://10.0.0.236/trunk@184392 18797224-902f-48f8-a5cc-f745e15eee43
2005-11-10 14:43:22 +00:00

80 lines
2.9 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla.
*
* The Initial Developer of the Original Code is IBM Corporation.
* Portions created by IBM Corporation are Copyright (C) 2003
* IBM Corporation. All Rights Reserved.
*
* Contributor(s):
* Darin Fisher <darin@meer.net>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
NS_COM int NS_FASTCALL
Compare( const nsTSubstring_CharT::base_string_type& lhs, const nsTSubstring_CharT::base_string_type& rhs, const nsTStringComparator_CharT& comp )
{
typedef nsTAString_CharT::size_type size_type;
if ( &lhs == &rhs )
return 0;
nsTAString_CharT::const_iterator leftIter, rightIter;
lhs.BeginReading(leftIter);
rhs.BeginReading(rightIter);
size_type lLength = leftIter.size_forward();
size_type rLength = rightIter.size_forward();
size_type lengthToCompare = NS_MIN(lLength, rLength);
int result;
if ( (result = comp(leftIter.get(), rightIter.get(), lengthToCompare)) == 0 )
{
if ( lLength < rLength )
result = -1;
else if ( rLength < lLength )
result = 1;
else
result = 0;
}
return result;
}
int
nsTDefaultStringComparator_CharT::operator()( const char_type* lhs, const char_type* rhs, PRUint32 aLength ) const
{
return nsCharTraits<CharT>::compare(lhs, rhs, aLength);
}
int
nsTDefaultStringComparator_CharT::operator()( char_type lhs, char_type rhs) const
{
return lhs - rhs;
}