Porting to DragonFly BSD
twhitehead at gmail.com
Mon Nov 9 13:41:04 EST 2009
On November 9, 2009 12:39:25 Goetz Isenmann wrote:
> On Mon, Nov 09, 2009 at 10:44:47AM +0000, Simon Marlow wrote:
> > We should get these patches into GHC. Most of them look
> > straightforward, but I'm slightly suspicious of this:
> > -STANDARD_OPTS += -DCOMPILING_RTS
> > +STANDARD_OPTS += -DCOMPILING_RTS -D_POSIX_VERSION=199309
> > why was that necessary?
> Good that you ask. Can't remember why it was necessary back in april
> to build ghc-6.10.2 on dragonfly-2.2.1. Cannot reproduce the problem
> today with ghc-6.10.4 on dragonfly-2.4.1.
> I am glad, that we do not need this define any more. I think it was a
> ugly workaround at best.
I'm not sure about dragonfly, but there are a bunch of similar options for
glibc under Linux. For example, "man feature_test_macros" says you need to
define _POSIX_C_SOURCE to 199309 or greater to use POSIX.1b functionality.
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