Re: [Gm2] translating C bit fields

[Gaius Mulley]

SiTex Graphics <address@hidden> writes:

> I'm looking for advice on how to translate bit fields in a C struct
> for reference in MODULA-2 (compiling with gm2).
>
> E.g.,
>
> struct _GtkToggleButton
> {
>   GtkButton button;
>
>   guint active : 1;
>   guint draw_indicator : 1;
>   guint inconsistent : 1;
> };
>
> My first thought is to turn the bit fields into a set, but I'm
> wondering whether that will reliably match up with the way bits are
> packed by gcc.
>
> Thanks,
> Scott

Hi Scott,

now implemented in the latest cvs.  Here is an example of its use in
action:

http://www.nongnu.org/gm2/packed.html

regards,
Gaius