[R-SIG-Mac] compile problem on OS 10.4, R-2.1.0

[Jan de Leeuw]

Using ImageIO is trivial. Just mask /usr/local during configure/ 
build. Starting with Tiger,  nothing in there is needed any more.

On May 2, 2005, at 1:45 PM, Simon Urbanek wrote:

> On May 2, 2005, at 3:32 PM, George W. Gilchrist wrote:
>
>
>> I decided to have a go compiling R 2.1.0 with the new release of  
>> 10.4. Any idea what the problem might be with this? I don't think  
>> there is anything wrong with /usr/local/lib/libpng.dylib...
>>
>
> There is - it conflicts with the system one (as the error message  
> unmistakably tells you). For details see my post in response to the  
> exactly same problem described by Bill - don't use unversioned png/ 
> jpeg/... libraries in /usr/local! I don't know where you get them  
> from, but they are bad. Use static libraries or correctly versioned  
> dynamic ones. The CRAN release has no such problem because the  
> libraries are properly versioned. The really clean solution is to  
> switch to ImageIO framework, but that's not quite trivial.
>
> Cheers,
> Simon
>
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===
Jan de Leeuw; Distinguished Professor and Chair, UCLA Department of  
Statistics;
Editor: Journal of Multivariate Analysis, Journal of Statistical  
Software
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