Re: better support for AIX 5.1

[mcnichol]

> From: "Jim Edwards" <address@hidden>
> address@hidden writes: 
> 
> >> From: jedwards <address@hidden> 
> >> 
> >> It builds both AIX style and SYSV style libraries by default.
> > 
> > I haven't looked at the patches real close yet, but this part
> > sounds a bit dangerous.  AIX style libraries can cause crashes if they
> > contain unresolved symbols, as my comments around the use of the
> > -berok flag indicated. 
> > 
> 
> The erok flag is not used to build AIX libraries, only SYSV. 

I couldn't tell that in my quick glance at your patch.
So what will happen when you try to build the AIX style library,
and it has unresolved symbols?



> >> You should be able to test all the changes except the 64-bit support on 
> >> an AIX4.3.3 system.  
> > Do you know what the problem is with 64-bit on aix 4.3.3? 
> 
> 64-bit format on AIX changed from AIX4 to AIX5.  I don't have an AIX4 system 
> to test.  I'm also not sure if the OBJECT_MODE environment variable was 
> defined before AIX 5. 

64-bit binaries are not compatible between AIX 4.3 and AIX 5, that is due mostly
to changes in data structures.  Otherwise, there should be no problem as
OBJECT_MODE was first supported in AIX 4.3.0.

Dan