Re: [Rd] bnlearn package compilation failure on MacOSX

From: Marco Scutari <marco.scutari_at_gmail.com>
Date: Thu, 4 Oct 2007 23:44:11 +0200

On Thu 04/10/07, Simon Urbanek wrote:
> It was not deliberate. The current R build (R 2.6.0) was modified
> to use -std=gnu99 in the CC section for both architectures instead
> of using CFLAGS, that should solve the problem. A work around for
> older R is to set PKG_CFLAGS=-std=gnu99 when installing bnlearn.

Ok.

> However, note that C99 compiler is not required for R so it may
> not be available. Since you don't really need any advanced
> functionality of C99, it may be a good idea to change it to a more
> portable C code.

That's what I'm going to do; it's now on the top of my TODO list.

>> Is it safe to force gcc to use C99 with either -std=c99 o
>> -std=gnu99?
>>
>
> Not in your package as cannot assume gcc in general, but
> temporarily for R 2.5.1 on OS X, yes.

Thanks for the clarification.

-- 
Marco Scutari                               
Linux Registered User #341807                  http://counter.li.org
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