Re: [PATCH] Check tracefile is generated by binary execution

[Yao Qi <yao@codesourcery.com>]

On 03/25/2014 03:52 PM, Yao Qi wrote:
> In gdb.trace/tfile.exp, we execute binary to generate tracefile,
> 
>   remote_exec target "$binfile"
> 
> however, this fails on bare metal target.  This patch is to
> handle binary execution failure by running binary in GDB.
> The binary will do some io operation to generate tracefile, so
> we need a check 'target_info exists gdb,nofileio'.
> 
> This patch is to check whether tracefile is generated.  tfile.exp can
> be skipped if generation is failed, while test_tfind_tfile in
> mi-traceframe-changed.exp is skipped if generated failed.  The rest of
> the mi-traceframe-changed.exp can still be executed, because on some
> bare metal targets, the remote stub may support tracepoint but doesn't
> support fileio.
> 
> This patch is tested on nios2-elf and arm-none-eabi.
> 
> gdb/testsuite:
> 
> 2014-03-25  Yao Qi  <yao@codesourcery.com>
> 
> 	* lib/trace-support.exp (generate_tracefile): New procedure.
> 	* gdb.trace/tfile.exp: Skip the test if generate_tracefile
> 	return 0.
> 	* gdb.trace/mi-traceframe-changed.exp: Invoke test_tfind_tfile
> 	if generate_tracefile returns 1.

Ping.  https://sourceware.org/ml/gdb-patches/2014-03/msg00591.html

-- 
Yao (齐尧)