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/*
* Copyright (C) 2007-2008 Xagasoft, All rights reserved.
*
* This file is part of the libbu++ library and is released under the
* terms of the license contained in the file LICENSE.
*/
#ifndef BU_UTIL_H
#define BU_UTIL_H
/* I borrowed this from someone who borrowed it from glib who borrowed it
* from...
*/
#if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1))
#define DEPRECATED __attribute__((__deprecated__))
#else
#define DEPRECATED
#endif /* __GNUC__ */
namespace Bu
{
template<typename item>
void swap( item &a, item &b )
{
item tmp = a;
a = b;
b = tmp;
}
template<typename item>
item &min( item &a, item &b )
{
return a<b?a:b;
}
template<typename item>
item &max( item &a, item &b )
{
return a>b?a:b;
}
template<typename item>
item &mid( item &a, item &b, item &c )
{
return min( max( a, b ), c );
}
//
// Basic comparison functors
//
template<typename item>
struct __basicLTCmp
{
bool operator()( const item &a, const item &b )
{
return a < b;
}
};
template<typename item>
struct __basicGTCmp
{
bool operator()( const item &a, const item &b )
{
return a > b;
}
};
template<typename item>
struct __basicPtrLTCmp
{
bool operator()( const item &a, const item &b )
{
return *a < *b;
}
};
template<typename item>
struct __basicPtrGTCmp
{
bool operator()( const item &a, const item &b )
{
return *a > *b;
}
};
};
#endif
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