// Filename: stl_relops.h
// Comment By: 凝霜
// E-mail: mdl2009@vip.qq.com
// Blog: http://blog.csdn.net/mdl13412
// 這個檔案非常簡單, 提供比較運算子的過載, 任何全域性的比較運算子如果需要過載
// 只需要自己提供operator <和==即可
/*
*
* Copyright (c) 1994
* Hewlett-Packard Company
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Hewlett-Packard Company makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
* Copyright (c) 1996,1997
* Silicon Graphics
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Silicon Graphics makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
*/
/* NOTE: This is an internal header file, included by other STL headers.
* You should not attempt to use it directly.
*/
#ifndef __SGI_STL_INTERNAL_RELOPS
#define __SGI_STL_INTERNAL_RELOPS
__STL_BEGIN_RELOPS_NAMESPACE
template <class T>
inline bool operator!=(const T& x, const T& y)
{
return !(x == y);
}
template <class T>
inline bool operator>(const T& x, const T& y)
{
return y < x;
}
template <class T>
inline bool operator<=(const T& x, const T& y)
{
return !(y < x);
}
template <class T>
inline bool operator>=(const T& x, const T& y)
{
return !(x < y);
}
__STL_END_RELOPS_NAMESPACE
#endif /* __SGI_STL_INTERNAL_RELOPS */
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// mode:C++
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