"target remote | " stderr

[Daniel Jacobowitz]

On Fri, Jan 26, 2007 at 04:53:53PM +0300, Vladimir Prus wrote:
> 
> At the moment, when handling
> 
> 	target remote | whatever
> 
> gdb does not do anything with 'whatever''s stderr. This is not good,
> because when using MI, frontend might not even look at stderr at all,
> so messages from 'whatever' get lost.
> 
> This patch fixes that. The fix is only for Linux, I plan to do the
> same with mingw support, but only if this patch is considered OK.
> 
> - Volodya
> 
> 	Pass stderr of program run with "target remote |"
> 	via gdb_stderr.
> 	* serial.c (serial_open): Set error_fd to -1.
> 	* serial.h (struct serial): New field error_fd.
> 	* ser-pipe.c (pipe_open): Create another pair
> 	of sockets.  Pass stderr to gdb.
> 	* ser-base.c (generic_readchar): Check if there's
> 	anything in stderr channel and route that to gdb_stderr.

The patch seems OK to me; though I would like to be sure we can
implement this for MinGW before we get too used to the idea.

-- 
Daniel Jacobowitz
CodeSourcery