IpUtils.hpp

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// Copyright (C) 2004, 2009 International Business Machines and others.
// All Rights Reserved.
// This code is published under the Eclipse Public License.
//
// Authors:  Carl Laird, Andreas Waechter     IBM    2004-08-13
 
#ifndef __IPUTILS_HPP__
#define __IPUTILS_HPP__
 
// Standard Ip Include Files
#include "IpTypes.hpp"
#include "IpDebug.hpp"
 
namespace Ipopt
{
 
inline Index Max(
   Index a,
   Index b
)
{
   return ((a) > (b) ? (a) : (b));
}
 
inline Index Max(
   Index a,
   Index b,
   Index c
)
{
   Index max = Max(a, b);
   max = Max(max, c);
   return max;
}
 
inline Index Max(
   Index a,
   Index b,
   Index c,
   Index d
)
{
   Index max = Max(a, b, c);
   max = Max(max, d);
   return max;
}
 
inline Index Min(
   Index a,
   Index b
)
{
   return ((a) < (b) ? (a) : (b));
}
 
inline Index Min(
   Index a,
   Index b,
   Index c
)
{
   Index min = Min(a, b);
   min = Min(min, c);
   return min;
}
 
inline Index Min(
   Index a,
   Index b,
   Index c,
   Index d
)
{
   Index min = Min(a, b, c);
   min = Min(min, d);
   return min;
}
 
 
inline Number Max(
   Number a,
   Number b
)
{
   return ((a) > (b) ? (a) : (b));
}
 
inline Number Max(
   Number a,
   Number b,
   Number c
)
{
   Number max = Max(a, b);
   max = Max(max, c);
   return max;
}
 
inline Number Max(
   Number a,
   Number b,
   Number c,
   Number d
)
{
   Number max = Max(a, b, c);
   max = Max(max, d);
   return max;
}
 
inline Number Min(
   Number a,
   Number b
)
{
   return ((a) < (b) ? (a) : (b));
}
 
inline Number Min(
   Number a,
   Number b,
   Number c
)
{
   Number min = Min(a, b);
   min = Min(min, c);
   return min;
}
 
inline Number Min(
   Number a,
   Number b,
   Number c,
   Number d
)
{
   Number min = Min(a, b, c);
   min = Min(min, d);
   return min;
}
 
IPOPTLIB_EXPORT bool IsFiniteNumber(
   Number val
);
 
IPOPTLIB_EXPORT Number IpRandom01();
 
IPOPTLIB_EXPORT void IpResetRandom01();
 
IPOPTLIB_EXPORT Number CpuTime();
 
IPOPTLIB_EXPORT Number SysTime();
 
IPOPTLIB_EXPORT Number WallclockTime();
 
IPOPTLIB_EXPORT bool Compare_le(
   Number lhs,
   Number rhs,
   Number BasVal
);
 
IPOPTLIB_EXPORT int Snprintf(
   char*       str,
   long        size,
   const char* format,
   ...
);
 
} //namespace Ipopt
 
#endif