[lazarus] GDK calling problems

[Peter Vreman]

> I have been investigating the memory loss in the editor
> and it seems to me that at least some of the gdk function
> calls are behind it.
> 
> I made the timer tic to 50 ms to speed up the memory
> loss, added exits to TGtkObject.DrawFillRect and found out that
> after each call to  gdk_draw_rectangle there was a loss of
> system memory (seen in Linux TOP monitor). Is there a bug in the 
> gdk interface?
> 
> The memory consumption is notable; after making the timer update
> the text in the editor for some time X seemed to swell to more than
> 30 MB which finally froze up Linux completely. This is a sign that
> the gdk_draw_text call is buggy as well.
> 
> Are we possibly having stack problems?
> 
> As for the keyboard crashing the demo applications crash whenever
> an arrow key or Tab is pressed. GDB tells me that the crash occurred
> in _SYSLINUX.
I don't think the bug is in syslinux itself, but in a function calling a
syslinux function with wrong parameters, for example a move(nil,nil,1) or
something like that.

But to be sure compile the linux rtl with debug info:

go to rtl/linux and type:

make clean
make OPT=-g


Peter