linux native async mode support

[Daniel Jacobowitz]

On Sat, Mar 22, 2008 at 11:01:28AM +1200, Nick Roberts wrote:
>  > > My original test file mi-async.exp (attached below) works with your patch
>  > > when GDBFLAGS is toggled as above.
>  > 
>  > Could you post a patch to add this?  You can use -gdb-set to avoid
>  > adjusting GDBFLAGS,
> 
> I don't think so:
> 
> maintenance set linux-async on
> ^^^^^^^^^^^

Whoops, I didn't think that one through.  You're right.

> (gdb) start
> Breakpoint 1 at 0x804862c: file myprog.c, line 95.
> Starting program: /home/nickrob/myprog 
> main (argc=1, argv=0xbfe3b904) at myprog.c:95
> 95      main (int argc, char **argv) {
> (gdb) maintenance set linux-async on
> Cannot change this setting while the inferior is running.

Right, gotta do it after gdb_start but before anything else.

>  > and [isnative] && [istarget *-linux*] to limit
>  > it to platforms with the new command for now.
> 
> I will do this.

Thank you!

-- 
Daniel Jacobowitz
CodeSourcery