Re: {bb} Fix: compiling BB on OpenBSD

[Frank Timmers <frank.timmers@philips.com>]

> I found that someone else in the archives had the same problem as I did.
> 
> http://support.bb4.com/archive/200511/msg00023.html
> 
> cc1: error: trampoline code generation is not allowed without 
-ftrampolines
> 
> You need to add the -ftrampolines to the CFLAGS when compiling. I just
> patched my src/minimake/genmake file like this:
> 
> $ diff src/minimake/genmake.old src/minimake/genmake
> 41c41
> <               freebsd|bsdi*|darwin|netbsd|openbsd) echo "Making
> $BBOS makefile"
> ---
> >               freebsd|bsdi*|darwin|netbsd) echo "Making $BBOS 
makefile"
> 43a44,46
> >               openbsd) echo "Making $BBOS makefile"
> >                         CFLAGS="${CFLAGS} -DZOMBIE -D${BBOS} -
> DGETTIMEOFDAY -DREGEXEC -O -ftrampolines"
> >                 ;;
> 
> I believe this only affects OpenBSD 3.7 and higher.  It might affect
> other BSD's, but OpenBSD now disables the use of trampolines by
> default in it's stock GCC for security.  To enable this, you must add
> -ftrampolines to your $CFLAGS.  My GCC version is:
> 
> gcc (GCC) 3.3.5 (propolice) on OpenBSD 3.8 i386
> 
> After fixing your genmake file, you can continue to make, make install, 
etc.

Thanks for the tip ;) I'm upgrading to OpenBSD 3.8 spar64 at the moment, 
so will probably run in to it.

greetings,
/Frank.
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