diff options
Diffstat (limited to 'gdb/infrun.c')
| -rw-r--r-- | gdb/infrun.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gdb/infrun.c b/gdb/infrun.c index 7af5e0f..e25f392 100644 --- a/gdb/infrun.c +++ b/gdb/infrun.c @@ -3107,6 +3107,23 @@ wait_for_inferior (void) do_cleanups (old_cleanups); } +/* Cleanup that reinstalls the readline callback handler, if the + target is running in the background. If while handling the target + event something triggered a secondary prompt, like e.g., a + pagination prompt, we'll have removed the callback handler (see + gdb_readline_wrapper_line). Need to do this as we go back to the + event loop, ready to process further input. Note this has no + effect if the handler hasn't actually been removed, because calling + rl_callback_handler_install resets the line buffer, thus losing + input. */ + +static void +reinstall_readline_callback_handler_cleanup (void *arg) +{ + if (async_command_editing_p && !sync_execution) + gdb_rl_callback_handler_reinstall (); +} + /* Asynchronous version of wait_for_inferior. It is called by the event loop whenever a change of state is detected on the file descriptor corresponding to the target. It can be called more than @@ -3129,6 +3146,9 @@ fetch_inferior_event (void *client_data) memset (ecs, 0, sizeof (*ecs)); + /* End up with readline processing input, if necessary. */ + make_cleanup (reinstall_readline_callback_handler_cleanup, NULL); + /* We're handling a live event, so make sure we're doing live debugging. If we're looking at traceframes while the target is running, we're going to need to get back to that mode after |