| Re: [AD] Porting Allegro to Haiku |
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On 2008-09-12, scott mc <scottmc2@xxxxxxxxxx> wrote:
> On Wed, Aug 27, 2008 at 1:54 AM, Peter Wang <novalazy@xxxxxxxxxx> wrote:
> > On 2008-08-27, Peter Wang <novalazy@xxxxxxxxxx> wrote:
> >>
> >> It's in include/allegro/platform/alunixac.hin, selected with `configure'
> >> on traditional Unix.
> >>
> >> /* Define as the return type of signal handlers (`int' or `void'). */
> >> #undef RETSIGTYPE
> >>
> >> But, you probably don't want usigalrm.c anyway. Instead you should be
> >> using uthreads.c. Probably you didn't define HAVE_LIBPTHREAD somewhere.
> >>
> >
> > Actually, you might not want that either, as there is a BeOS timer
> > implementation in btimeapi.cpp. It should be updated to take into
> > account actual sleep times, however (see uptimer.c for what I mean).
> >
> > Peter
> >
>
>
> Ok. I'm making some progress on this. I put in a simple ifdef check
> in usigalrm.c and uptimer.c, the real fix is to figure out why Haiku
> isn't setting HAVE_LIBPTHREAD when it does.
It looks like you are using a static config file, as we usually do on
everything other than traditional Unix. In that case it's your
responsibility to define ALLEGRO_HAVE_LIBPTHREAD somewhere.
> I then ran into a couple
> of case where -lm was assumed. I'll look into a proper fix for that
> when i get time. One should never "assume" that -lm is required, just
> add a check for it, such as checking to see if cos or sqrt is in libm
> and if so then use the -lm. Anyways, after removing the '-lm's I ran
> into a few more errors and created patches for them. My latest patch
> is now on the HaikuPorts site:
> http://ports.haiku-files.org/browser/haikuports/trunk/media-libs/allegro/allegro-4.3.10-haiku-4.diff?rev=155
> Here's where it's now failing during make:
> http://ports.haiku-files.org/wiki/media-libs/allegro/4.3.10/1?version=5
> It appears that allegro-config didn't get made?
It should look for allegro-config somewhere in the Allegro directory
rather than in the system directories, as Allegro might not yet be
installed at the time that loadpng is compiled.
Peter