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e1ac00b860
.. Makes it easier to identify code that has been snaffled in from other repositories and check licensing .. The httpserver is now no longer optional, since it is delivered as contributed source.
50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
/////////////////////////////////////////////////////////////////////////////////
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//
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// Levenberg - Marquardt non-linear minimization algorithm
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// Copyright (C) 2004 Manolis Lourakis (lourakis at ics forth gr)
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// Institute of Computer Science, Foundation for Research & Technology - Hellas
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// Heraklion, Crete, Greece.
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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/////////////////////////////////////////////////////////////////////////////////
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#ifndef _COMPILER_H_
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#define _COMPILER_H_
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/* note: intel's icc defines both __ICC & __INTEL_COMPILER.
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* Also, some compilers other than gcc define __GNUC__,
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* therefore gcc should be checked last
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*/
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#ifdef _MSC_VER
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#define inline __inline // MSVC
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#elif !defined(__ICC) && !defined(__INTEL_COMPILER) && !defined(__GNUC__)
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#define inline // other than MSVC, ICC, GCC: define empty
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#endif
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#ifdef _MSC_VER
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#define LM_FINITE _finite // MSVC
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#elif defined(__ICC) || defined(__INTEL_COMPILER) || defined(__GNUC__)
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#define LM_FINITE finite // ICC, GCC
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#else
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#define LM_FINITE finite // other than MSVC, ICC, GCC, let's hope this will work
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#endif
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#ifdef _MSC_VER
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#define LM_ISINF(x) (!_finite(x) && !_isnan(x)) // MSVC
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#elif defined(__ICC) || defined(__INTEL_COMPILER) || defined(__GNUC__)
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#define LM_ISINF(x) isinf(x) // ICC, GCC
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#else
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#define LM_ISINF(x) isinf(x) // other than MSVC, ICC, GCC, let's hope this will work
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#endif
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#endif /* _COMPILER_H_ */
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