[ECOS] Re: A problem in scnaf() function: Help needed

[Jonathan Larmour <jlarmour at redhat dot com>]

> "Ram Khatkhedkar (enSys)" wrote:
> 
> In function
>  hal_if_diag_read_char()
> {
>     :
>     :
>     if(__chan)
>     {
>         CYGACC_COMM_IF_GETC(* __chan);
>     }
>     :
>     :
> }
> where __chan is a pointer of type hal_virtual_comm_table_t (it is an aray
> of unsigned integers)
> The if(__chan) condition gets satisfies and the program gets hanged.
> Can you suggest me why is it happeening like this?? What shall I do to
> overcome this difficulty?? How shall I run the scanf() in my
> application??

Assuming you are using the default configuration, this will call into
RedBoot to get the character. But be warned - if you are debugging via GDB
then it can't work as there is no way to get character input from GDB to
the target - GDB doesn't support it.

Jifl
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