On Mon, Feb 22, 2010 at 7:25 PM, Benjamin Lindner <lindner...@gmx.net> wrote:
> Benjamin Lindner wrote:
>> Hello,
>>
>> trying to install the optim-1.0.10 package with octave 3.2.4 on mingw32
>> fails with the error message
>>
>> __bfgsmin.cc:242: error: 'isnan' was not declared in this scope
>>
>> I need to also #include <math.h> like
>>
>> Index: optim/src/__bfgsmin.cc
>> ===================================================================
>> --- optim/src/__bfgsmin.cc (revision 6775)
>> +++ optim/src/__bfgsmin.cc (working copy)
>> @@ -27,6 +27,7 @@
>> #include <octave/parse.h>
>> #include <octave/Cell.h>
>> #include <float.h>
>> +#include <math.h>
>> #include "error.h"
>>
>
> Too fast, this is not really a good solution.
> It seems it requires the ugly hack
>
> --- optim/src/__bfgsmin.cc (revision 6775)
> +++ optim/src/__bfgsmin.cc (working copy)
> @@ -29,6 +29,9 @@
> #include <float.h>
> #include "error.h"
>
> +#ifdef __MINGW32__
> +#define isnan _isnan
> +#endif
>
> int __bfgsmin_obj(double &obj, const std::string f, const
> octave_value_list f_args, const ColumnVector theta, const int minarg)
> {
>
>
> benjamin
>
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Hi Benjamin,
Could you check that in, please? Otherwise, I'll do it tomorrow. Maybe
I can move the objective function bullet-proofing completely out of
the .cc file, which would make this unnecessary.
Cheers, Michael
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