[GRASS5] Re: bugs in 5.7's tcltkgrass

[Hamish]

> > 3. all modules I tried in 5.7 display this instead of percents only:
> > Percent complete:    2%   5%   8% (...) 100%
> 
> On my computer, it goes:
> 
> Percent complete: 2%/b/b/b/b5%/b/b/b and so forth...most of the time.
> Other times, it stops after a few increments, then does nothing until
> 100%


To fix this basically we need a G_is_ui() function which could be called
in G_percent():


printf("%3d%%", percent_done);
if( G_is_ui() )
   printf("\n");  // newline
else
   printf("\b\b\b\b");  // 4x backspaces


easier said than done though.



Hamish