Re: CLG on Mac OSX

Thomas Down <[email protected]> writes:

> The OSX/Darwin version of nm prints out entries for undefined
> symbols, and doesn't seem to have any equivalent of the
> --defined-only option.  (For example output, see
> http://www.derkholm.net/thomas/nm-example.txt -- let me know
> if you want to see output using different options).  The undefined
> symbols are causing the loop in %find-types-in-library to
> terminate prematurely.  There's also another issue: there's an
> extra '_' prepended to each symbol name.  There's a little patch
> which solves these two issues below.

Thanks, I've applied your patch and also fixed my mistake in the loop
(but I guess it isn't really necessary to check for lines with a 'T'
when the -s option is given to nm).

> There are a couple more minor issues I've caught:
> 
>     - In gtkobject.lisp, there's on remaining hardcoded ".so"

Fixed
 
>     - Under OSX, gtk/alient.dylib needs to be linked with
>       libgtk and libgobject

I've added a :ldflags option to the unix-dso component and updated
gtk.asd with the required linker flags.

> With these two issues resolved, everything compiles, and 
> (load "hello-world") opens a window.  I'm still running into 
> a snag once it tries to render some text:
> 
>   WARNING: Pango: `script_engine_init': dlsym(3) failed
>   Failed to load Pango module for id: 'BasicScriptEngineFc'
>   [repeated several times...]
>   Pango: _pango_cairo_font_map_get_renderer: assertion `PANGO_IS_CAIRO_FONT_MAP (fontmap)' failed
> 
> I'm wondering if this might be a Pango-on-OSX issue, though:
> CLG itself appears to be doing its job.

I don't know what could cause this error, but I noticed that there is a
tool called pango-querymodules and that its man page mention something
about a 'Pango module path'.

-- 
Espen

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