Rtems telnetd/shell question

[Joel Sherrill]

Well I should have read this before I posted.  I saw
a private question about this scenario and duplicated it.
This is the same thing I am seeing with telnetd. 

In 4.9, you got the login prompt again but reconnection
worked.

--joel

Peter Dufault wrote:
> I'm trying to use the RTEMS shell with the RTEMS telnetd, and it hangs  
> when I close down telnet.  If I close down the telnet session the  
> shell task that was spawned by telnetd gets stuck forever in  
> rtems_shell_line_editor() in the "empty line" logic at line 755 where  
> it thinks it read a blank line, tries to prompt and doesn't see the  
> error, and loops forever.
>
> I'm initializing it simply, similar to an example I saw:
>
> static void sh_wrap( char *dev, void *arg)
> {
>      (void)rtems_shell_main_loop(arg);
> }
>
> rtems_telnetd_config_table rtems_telnetd_config = {
>      sh_wrap,                /* Command */
>      NULL,                   /* Argument */
>      0,                      /* Priority */
>      RTEMS_MINIMUM_STACK_SIZE * 16, /* task stack size */
>      0,                      /* Login check */
>      0                       /* Keep stdio of the caller  */
> };
>
> rtems_telnetd_initialize();
>
> I can't "exit" the telnet shell, either, it just restarts itself  
> without closing the telnet connection.  I tried detecting the error  
> when the shell printed the prompt and treating it as an EOF but that  
> doesn't help, it must be trying to restart itself.
>
> Peter
> _______________________________________________
> rtems-users mailing list
> rtems-users at rtems.org
> http://www.rtems.org/mailman/listinfo/rtems-users
>   


-- 
Joel Sherrill, Ph.D.             Director of Research & Development
joel.sherrill at OARcorp.com        On-Line Applications Research
Ask me about RTEMS: a free RTOS  Huntsville AL 35805
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