[GRASS5] erase mon

[Glynn Clements]

Maciek Sieczka wrote:

> grass57
> 
> when no monitor is started then pressing the "erase monitor" button in d.m
> gives an error:
> 
> child process exited abnormally
> child process exited abnormally
>     while executing
> "exec -- d.erase white >@ stdout 2>@ stderr"

Well, it probably should give an error. However, the execute function
should probably install its own error handler rather than allowing
errors to go to the default Tcl error handler.

-- 
Glynn Clements <glynn.clements at virgin.net>