Re: Distribution-specific include paths for several versions of Octave

[David Bateman]

Thomas Weber wrote:
> Am Montag, den 04.12.2006, 10:43 +0100 schrieb David Bateman:
>   
>> Thomas Weber wrote:
>>     
>>> Hi, 
>>>
>>> I'm seeking advice regarding a packaging issue in Debian. It came up as in 
>>> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=400246
>>>
>>> We are currently setting up a symlink 
>>>     /usr/include/octave -> /usr/include/octave-2.1.73
>>> (or to the 2.9.9 version, depending on the installed version).
>>>
>>> The question is if this symlink should point to the octave/ sub-directory 
>>> in 
>>> this directory instead, i.e.
>>>     /usr/include/octave -> /usr/include/octave-2.1.73/octave
>>>
>>> Thanks
>>>     Thomas
>>>
>>>   
>>>       
>> I'd say it should be the second, as typically in oct-files the octave
>> files are included as
>>
>> #include <octave/dNDArray.h>
>>
>> The first option would mean that the you'd need to have
>>
>> #include <octave/octave/dNDArray.h>
>>
>> which would break a lot of existing code, especially in octave-forge, or
>> explicitly add "-I/usr/include/octave" to the compile options. I imagine
>> that is not what you want.
>>     
>
> Thanks for your answer. Actually, the current setting doesn't break any
> code; that's why we got by with it for years. 
>
> $ mkoctfile -p INCFLAGS
>       -I/usr/include/octave-2.1.73    
>       -I/usr/include/octave-2.1.73/octave
>
> (I've inserted the linebreaks by hand). So mkoctfile passes both
> directories to the compiler.
>
> Well, I guess we'll change it nonetheless for future releases. 
>
>       Thomas
>
>
>   
Yes but you had to explicitly pass the "-I/usr/include/octave-2.1.73".
To my mind, the reason for the symbolic link would be that then you
wouldn't need the "-I" arguments to mkoctfile at all...

Cheers
David


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