[PING^2][PATCH][PR gdb/21690] Fix interruption of command history search

[Hannes Domani <ssbssa@yahoo.de>]

Ping.

Am Freitag, 15. Mai 2020, 11:00:41 MESZ hat Hannes Domani via Gdb-patches <gdb-patches@sourceware.org> Folgendes geschrieben:

> Am Samstag, 25. April 2020, 19:17:34 MESZ hat Hannes Domani via Gdb-patches <gdb-patches@sourceware.org> Folgendes geschrieben:
>
> Ping.
>
> > If you press Ctrl-C during an incremental search of the readline history, the
> > prompt is reset, but readline is still in the incremental search mode.
> >
> > The call of rl_callback_sigcleanup cleans up the internal readline state, and
> > disables the incremental search mode.
> >
> > gdb/ChangeLog:
> >
> > 2020-04-25  Hannes Domani  <ssbssa@yahoo.de>
> >
> >     PR gdb/21690
> >     * main.c (start_event_loop): Call rl_callback_sigcleanup.
> > ---
> > gdb/main.c | 4 ++++
> > 1 file changed, 4 insertions(+)
> >
> > diff --git a/gdb/main.c b/gdb/main.c
> > index 59cb14161b..a8c1d3ccb1 100644
> > --- a/gdb/main.c
> > +++ b/gdb/main.c
> > @@ -55,6 +55,8 @@
> > #include "gdbsupport/alt-stack.h"
> > #include "observable.h"
> >
> > +#include "readline/readline.h"
> > +
> > /* The selected interpreter.  This will be used as a set command
> >     variable, so it should always be malloc'ed - since
> >     do_setshow_command will free it.  */
> > @@ -371,6 +373,8 @@ start_event_loop ()
> >         in a messed-up state.  Reset it here.  */
> >       current_ui->prompt_state = PROMPT_NEEDED;
> >       gdb::observers::command_error.notify ();
> > +      /* Clean up internal state of the callback interface.  */
> > +      rl_callback_sigcleanup ();
> >       /* This call looks bizarre, but it is required.  If the user
> >         entered a command that caused an error,
> >         after_char_processing_hook won't be called from
> > --
> > 2.26.2