[RFA] Ensure GDB warnings are styled.

[Philippe Waroquiers]

Thanks for the review, pushed.

Philippe


On Tue, 2019-12-31 at 13:13 -0500, Simon Marchi wrote:
> On 2019-12-15 12:10 p.m., Philippe Waroquiers wrote:
> > While handling the comments of Tom related to
> >   [RFC] Have an option to tell GDB to detect and possibly handle mismatched exec-files.
> >   https://sourceware.org/ml/gdb-patches/2019-12/msg00621.html
> > I saw that GDB warnings are produced ignoring the given styles.
> > 
> > This patch:
> >   * ensures that style markups are properly handled by "warning".
> >   * changes 'set/show data-directory' so that file style is used
> >     in warnings and in 'show message'
> >   * changes all other messages in top.c to use file style when appropriate.
> >   * Uses the above data-directory changes in gdb.base/style.exp
> > 
> > 2019-12-15  Philippe Waroquiers  <philippe.waroquiers@skynet.be>
> > 
> > 	* ui-file.c (stdio_file::can_emit_style_escape)
> > 	(tee_file::can_emit_style_escape): Ensure style is used also on
> > 	gdb_stderr when gdb_stderr is a tty supporting styling, similarly
> > 	to gdb_stdout.
> > 	* main.c (set_gdb_data_directory): Use file style to output the
> > 	warning that the given pathname is not a directory.
> > 	* top.c (show_history_filename, gdb_safe_append_history)
> > 	(show_gdb_datadir): Use file style.
> > 
> > 2019-12-15  Philippe Waroquiers  <philippe.waroquiers@skynet.be>
> > 
> > 	* gdb.base/style.exp: Test that warnings are styled.
> 
> Thanks, that LGTM.
> 
> Simon
>