+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * cli/cli-script.c (read_next_line): Adjust to per-UI stdin.
+ (read_command_lines): Use input_interactive_p instead of
+ input_from_terminal_p.
+ * defs.h (struct ui): Forward declare.
+ (input_from_terminal_p): Rename to ...
+ (input_interactive_p): ... this.
+ * event-top.c (stdin_event_handler): Pass 0 as from_tty argument
+ to quit_command.
+ (command_handler): Adjust to per-UI stdin.
+ (handle_line_of_input): Adjust to per-UI stdin and use
+ input_interactive_p instead of ISATTY and input_from_terminal_p.
+ (gdb_readline_no_editing_callback): Adjust to per-UI stdin.
+ (command_line_handler): Always pass true as "from_tty" parameter
+ of handle_line_of_input and execute_command.
+ (async_sigterm_handler): Pass 0 as from_tty argument to
+ quit_command.
+ * inflow.c (interactive_mode, show_interactive_mode): Moved to ...
+ (gdb_has_a_terminal): Don't check interactive_mode here.
+ (_initialize_inflow): Don't install "set interactive-mode" here.
+ * main.c (captured_command_loop): Adjust to per-UI stdin.
+ * mi/mi-interp.c (mi_execute_command_wrapper): Adjust to per-UI
+ stdin.
+ * top.c (new_ui): Save the stdin stream and whether it's a tty.
+ (dont_repeat): Adjust to per-UI stdin.
+ (command_line_input): Adjust to per-UI stdin and to use
+ input_interactive_p.
+ (quit_force): Write history if any UI supports interactive input.
+ (interactive_mode, show_interactive_mode): Move here, from
+ inflow.c.
+ (input_from_terminal_p): Rename to ...
+ (input_interactive_p): ... this, and check the "interactive_mode"
+ global instead of calling gdb_has_a_terminal.
+ (_initialize_top): Install "set interactive-mode" here.
+ * top.h (struct ui) <stdin_stream, input_interactive_p>: New
+ fields.
+ * utils.c (quit): Pass 0 as from_tty argument to quit_force.
+ (defaulted_query): Adjust to per-UI stdin and to use
+ input_interactive_p.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * event-top.c (stdin_event_handler): Don't quit gdb if it was a
+ secondary UI's input stream that closed. Instead, just delete the
+ UI.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * event-top.c (main_ui_): Delete.
+ (main_ui, current_ui, ui_list): No longer initialize here.
+ * main.c (captured_main): UI initialization code factored out to
+ new new_ui function.
+ (gdb_main): Wrap captured_main with TRY/CATCH instead of
+ catch_errors.
+ * top.c (highest_ui_num): New global.
+ (new_ui): New function.
+ * top.h (struct ui) <num>: New field.
+ (new_ui): New declaration.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * cli/cli-interp.c (cli_on_normal_stop): Bail out early if there's
+ nothing to print. Use should_print_stop_to_console.
+ * tui/tui-interp.c (tui_on_normal_stop): Likewise.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * breakpoint.c (new_until_break_fsm): Add 'cmd_interp' parameter.
+ (until_break_fsm_should_stop, until_break_fsm_clean_up): Add
+ thread parameter.
+ (until_break_command): Pass command interpreter to thread fsm
+ ctor.
+ * cli/cli-interp.c (should_print_stop_to_console): Adjust.
+ * gdbthread.h (struct thread_control_state) <command_interp>:
+ Delete field.
+ * infcall.c (new_call_thread_fsm): Add 'cmd_interp' parameter.
+ Pass it down.
+ (call_thread_fsm_should_stop): Add thread parameter.
+ (call_function_by_hand_dummy): Pass command interpreter to thread
+ fsm ctor. Pass thread pointer to fsm clean up method.
+ * infcmd.c: Include interps.h.
+ (struct step_command_fsm) <thread>: Delete field.
+ (new_step_command_fsm): Add 'cmd_interp' parameter. Pass it down.
+ (step_command_fsm_prepare): Remove references to fsm's thread
+ field.
+ (step_1): Pass command interpreter to thread
+ fsm ctor. Pass thread pointer to fsm clean up method.
+ (step_command_fsm_should_stop, step_command_fsm_clean_up): Add
+ thread parameter and use it.
+ (new_until_next_fsm): Add 'cmd_interp' parameter. Pass it down.
+ (until_next_fsm_should_stop, until_next_fsm_clean_up): Add thread
+ parameter and use it.
+ (until_next_command): Pass command interpreter to thread fsm ctor.
+ (struct finish_command_fsm) <thread>: Delete field.
+ (finish_command_fsm_ops): Add NULL slot for should_notify_stop.
+ (new_finish_command_fsm): Add 'cmd_interp' parameter and pass it
+ down. Remove thread parameter and adjust.
+ (finish_command_fsm_should_stop, finish_command_fsm_clean_up): Add
+ thread parameter and use it.
+ (finish_command): Pass command interpreter to thread fsm ctor.
+ Don't pass thread.
+ * infrun.c (follow_fork): Move thread fsm to child fork instead of
+ command interpreter, only.
+ (clear_proceed_status_thread): Remove reference to command_interp.
+ (proceed): Don't record the thread's command interpreter.
+ (clean_up_just_stopped_threads_fsms): Pass thread to fsm clean_up
+ method.
+ (fetch_inferior_event): Pass thread to fsm should_stop method.
+ * thread-fsm.c (thread_fsm_ctor): Add 'cmd_interp' parameter.
+ Store it.
+ (thread_fsm_clean_up, thread_fsm_should_stop): Add thread
+ parameter and pass it down.
+ * thread-fsm.h (struct thread_fsm) <command_interp>: New field.
+ (struct thread_fsm_ops) <clean_up, should_stop>: Add thread
+ parameter.
+ (thread_fsm_ctor): Add 'cmd_interp' parameter.
+ (thread_fsm_clean_up, thread_fsm_should_stop): Add thread
+ parameter.
+ * thread.c (thread_cancel_execution_command): Pass thread to
+ thread fsm clean_up method.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * cli/cli-interp.c: Include gdbthread.h and thread-fsm.h.
+ (should_print_stop_to_console): New function, factored out from
+ mi_on_normal_stop_1.
+ * cli/cli-interp.h (should_print_stop_to_console): Declare.
+ * mi/mi-interp.c (mi_on_normal_stop_1): Use
+ should_print_stop_to_console. Pass it the current UI's console
+ interpreter.
+ * mi/mi-main.c (captured_mi_execute_command): Use the
+ INTERP_CONSOLE symbol rather than explicit "console".
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * infcmd.c (prepare_execution_command): Use
+ all_uis_on_sync_execution_starting.
+ * infrun.c (all_uis_on_sync_execution_starting): New function.
+ * infrun.h (all_uis_on_sync_execution_starting): Declare.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * annotate.c: Include top.h.
+ (async_background_execution_p): Delete.
+ (print_value_flags): Check the UI's prompt state rather then
+ async_background_execution_p.
+ * event-loop.c (start_event_loop): Set the prompt state to
+ PROMPT_NEEDED.
+ * event-top.c (display_gdb_prompt, async_enable_stdin)
+ (async_disable_stdin): Check the current UI's prompt state instead
+ of the sync_execution global.
+ (command_line_handler): Set the prompt state to PROMPT_NEEDED
+ before running a command, and display the prompt if still needed
+ afterwards.
+ * infcall.c (struct call_thread_fsm) <waiting_ui>: New field.
+ (new_call_thread_fsm): New parameter 'waiting_ui'. Store it.
+ (call_thread_fsm_should_stop): Set the prompt state to
+ PROMPT_NEEDED.
+ (run_inferior_call): Adjust to temporarily set the prompt state to
+ PROMPT_BLOCKED instead of using the sync_execution global.
+ (call_function_by_hand_dummy): Pass the current UI to
+ new_call_thread_fsm.
+ * infcmd.c: Include top.h.
+ (continue_1): Check the current UI's prompt state instead of the
+ sync_execution global.
+ (continue_command): Validate global execution state before calling
+ prepare_execution_command.
+ (step_1): Call all_uis_check_sync_execution_done.
+ (attach_post_wait): Don't call async_enable_stdin here. Remove
+ reference to sync_execution.
+ * infrun.c (sync_execution): Delete global.
+ (follow_fork_inferior)
+ (reinstall_readline_callback_handler_cleanup): Check the current
+ UI's prompt state instead of the sync_execution global.
+ (check_curr_ui_sync_execution_done)
+ (all_uis_check_sync_execution_done): New functions.
+ (fetch_inferior_event): Call all_uis_check_sync_execution_done
+ instead of trying to determine whether the global sync execution
+ changed.
+ (handle_no_resumed): Check the prompt state of all UIs.
+ (normal_stop): Emit the no unwait-for even to all PROMPT_BLOCKED
+ UIs. Emit the "Switching to" notification to all UIs. Enable
+ stdin in all UIs.
+ * infrun.h (sync_execution): Delete.
+ (all_uis_check_sync_execution_done): Declare.
+ * main.c (captured_command_loop): Don't call
+ interp_pre_command_loop if the prompt is blocked.
+ (catch_command_errors, catch_command_errors_const): Adjust.
+ (captured_main): Set the initial prompt state to PROMPT_NEEDED.
+ * mi/mi-interp.c (display_mi_prompt): Set the prompt state to
+ PROMPTED.
+ (mi_interpreter_resume): Don't clear sync_execution. Remove hack
+ comment.
+ (mi_execute_command_input_handler): Set the prompt state to
+ PROMPT_NEEDED before executing the command, and only display the
+ prompt if the prompt state is PROMPT_NEEDED afterwards.
+ (mi_on_resume_1): Adjust to check the prompt state.
+ * target.c (target_terminal_inferior): Adjust to check the prompt
+ state.
+ * top.c (wait_sync_command_done, maybe_wait_sync_command_done)
+ (execute_command): Check the current UI's prompt state instead of
+ sync_execution.
+ * top.h (enum prompt_state): New.
+ (struct ui) <prompt_state>: New field.
+ (ALL_UIS): New macro.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * top.c (gdb_secondary_prompt_depth): Delete.
+ (gdb_in_secondary_prompt_p): Add ui parameter. Use it.
+ (gdb_readline_wrapper_cleanup, gdb_readline_wrapper): Adjust to
+ per-UI gdb_secondary_prompt_depth.
+ * top.h (struct ui) <secondary_prompt_depth>: New field.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * cli/cli-interp.c (cli_interpreter_pre_command_loop): New
+ function.
+ (cli_interp_procs): Install it instead of cli_command_loop.
+ * cli/cli-interp.h (cli_interpreter_pre_command_loop): Declare.
+ * event-top.c (cli_command_loop): Delete.
+ * interps.c (interp_new): Remove reference to command_loop_proc.
+ (current_interp_command_loop): Delete.
+ (interp_pre_command_loop): New function.
+ (interp_command_loop_ftype): Delete.
+ * interps.h (interp_pre_command_loop_ftype): New typedef.
+ (struct interp_procs) <command_loop_proc>: Delele field.
+ <pre_command_loop_proc>: New field.
+ (current_interp_command_loop): Delete declaration.
+ (interp_pre_command_loop): New declaration.
+ * main.c (captured_command_loop): Call interp_pre_command_loop
+ instead of current_interp_command_loop and start an event loop.
+ * mi/mi-interp.c (mi_command_loop): Delete.
+ (mi_interpreter_pre_command_loop): New.
+ (mi_interp_procs): Update.
+ * tui/tui-interp.c (tui_interp_procs): Install
+ cli_interpreter_pre_command_loop instead of cli_command_loop.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * interps.c (current_interpreter): New function.
+ * interps.h (current_interpreter): New declaration.
+ * mi/mi-cmds.h (raw_stdout): Delete declaration.
+ * mi/mi-common.h (struct mi_interp) <raw_stdout,
+ saved_raw_stdout>: New field.
+ * mi/mi-interp.c (display_mi_prompt): New parameter 'mi'. Adjust
+ to per-UI raw_stdout.
+ (mi_interpreter_init): Adjust to per-UI raw_stdout.
+ (mi_on_sync_execution_done, mi_execute_command_input_handler)
+ (mi_command_loop): Pass MI instance to display_mi_prompt.
+ (mi_on_normal_stop_1, mi_output_running_pid, mi_on_resume_1)
+ (mi_on_resume): Adjust to per-UI raw_stdout.
+ (saved_raw_stdout): Delete.
+ (mi_set_logging): Adjust to per-UI raw_stdout and
+ saved_raw_stdout.
+ * mi/mi-main.c (raw_stdout): Delete.
+ (mi_cmd_gdb_exit, captured_mi_execute_command)
+ (mi_print_exception, mi_load_progress): Adjust to per-UI
+ raw_stdout.
+ (print_diff_now, mi_print_timing_maybe): New ui_file parameter.
+ Pass it along.
+ (print_diff): New ui_file parameter. Send output there instead of
+ raw_stdout.
+ * mi/mi-main.h (struct ui_file): Forward declare.
+ (mi_print_timing_maybe): Add ui_file parameter.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * mi/mi-interp.c (display_mi_prompt): New function.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * target.c (target_terminal_inferior): Bail out after
+ unregistering input_fd if not on the main UI.
+ (target_terminal_ours): Bail out after registering input_fd if not
+ on the main UI.
+ (target_terminal_ours_for_output): Bail out if not on the main UI.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * event-top.c (restore_ui_cleanup): Make extern.
+ * infrun.c (fetch_inferior_event): Always switch to the main UI.
+ * top.h (restore_ui_cleanup): Declare.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ PR mi/20034
+ * cli/cli-interp.c: Include cli-interp.h and event-top.h.
+ (cli_interpreter_resume): Pass 1 to gdb_setup_readline. Set the
+ UI's input_handler here.
+ (cli_interpreter_supports_command_editing): New function.
+ (cli_interp_procs): Install it.
+ * cli/cli-interp.h: New file.
+ * event-top.c (async_command_editing_p): Rename to ...
+ (set_editing_cmd_var): ... this.
+ (change_line_handler): Add parameter 'editing', and use it. Bail
+ early if the interpreter doesn't support editing. Don't touch
+ readline state if editing is off.
+ (gdb_rl_callback_handler_remove, gdb_rl_callback_handler_install)
+ (gdb_rl_callback_handler_reinstall): Assert the current UI is the
+ main UI.
+ (display_gdb_prompt): Don't call gdb_rl_callback_handler_remove if
+ not using readline. Check whether the current UI is using command
+ editing instead of checking the async_command_editing_p global.
+ (set_async_editing_command): Delete.
+ (gdb_setup_readline): Add 'editing' parameter. Only allow editing
+ on the main UI. Don't touch readline state if editing is off.
+ (gdb_disable_readline): Don't touch readline state if editing is
+ off.
+ * event-top.h (gdb_setup_readline): Add 'int' parameter.
+ (set_async_editing_command): Delete declaration.
+ (change_line_handler, command_line_handler): Declare.
+ (async_command_editing_p): Rename to ...
+ (set_editing_cmd_var): ... this.
+ * infrun.c (reinstall_readline_callback_handler_cleanup): Check
+ whether the current UI has editing enabled rather than checking
+ the async_command_editing_p global.
+ * interps.c (interp_supports_command_editing): New function.
+ * interps.h (interp_supports_command_editing_ftype): New typedef.
+ (struct interp_procs) <supports_command_editing_proc>: New field.
+ (interp_supports_command_editing): Declare.
+ * mi/mi-interp.c (mi_interpreter_resume): Pass 0 to
+ gdb_setup_readline. Don't clear the async_command_editing_p
+ global. Update comments.
+ * top.c (gdb_readline_wrapper_line, gdb_readline_wrapper): Check
+ whether the current UI has editing enabled rather than checking
+ the async_command_editing_p global. Don't touch readline state if
+ editing is off.
+ (undo_terminal_modifications_before_exit): Switch to the main UI.
+ Unconditionally call gdb_disable_readline.
+ (set_editing): New function.
+ (show_async_command_editing_p): Rename to ...
+ (show_editing): ... this. Show the state of the current UI.
+ (_initialize_top): Adjust.
+ * top.h (struct ui) <command_editing>: New field.
+ * tui/tui-interp.c: Include cli/cli-interp.h.
+ (tui_resume): Pass 1 to gdb_setup_readline. Set the UI's
+ input_handler.
+ (tui_interp_procs): Install
+ cli_interpreter_supports_command_editing.
+ * tui/tui-io.c (tui_getc): Check whether the current UI has
+ editing enabled rather than checking the async_command_editing_p
+ global.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * top.c: Call gen_ret_current_ui_field_ptr for current_uiout.
+ * top.h (struct ui) <m_current_uiout>: New field.
+ * ui-out.c (current_uiout): Delete.
+ * ui-out.h (current_uiout): Delete.
+ (current_ui_current_uiout_ptr): New declaration.
+ (current_uiout): Reimplement as wrapper around
+ current_ui_current_uiout_ptr.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * ui-out.c (default_ui_out_impl): Delete.
+ (def_uiout): Delete.
+ (current_uiout): Set to NULL.
+ (default_table_begin, default_table_body, default_table_end)
+ (default_table_header, default_begin, default_end)
+ (default_field_int, default_field_skip, default_field_string)
+ (default_field_fmt, default_spaces, default_text, default_message)
+ (default_wrap_hint, default_flush, default_data_destroy): Delete.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * event-top.c (gdb_setup_readline): Pass the UI's outstream and
+ errstream to stdout_fileopen and stderr_fileopen.
+ * exceptions.c: Include top.h.
+ (print_flush): Open the current UI's outstream file descriptor,
+ instead of hardcoding file descriptor 1.
+ * main.c (captured_main): Save the main UI's out and error
+ streams. Adjust stderr_fileopen call.
+ * top.h (struct ui) <outstream, errstream>: New fields.
+ * ui-file.c (stderr_fileopen): Add stream parameter. Use it
+ instead of stderr.
+ * ui-file.h (stderr_fileopen): Add stream parameter and update
+ comment.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * event-top.c (input_fd): Delete.
+ (stdin_event_handler): Switch to the UI whose input descriptor got
+ the event. Adjust to per-UI input_fd.
+ (gdb_setup_readline): Don't set the input_fd global. Adjust to
+ per-UI input_fd.
+ (gdb_disable_readline): Adjust to per-UI input_fd.
+ * event-top.h (input_fd): Delete declaration.
+ * linux-nat.c (linux_nat_terminal_inferior): Don't remove input_fd
+ from the event-loop here.
+ (linux_nat_terminal_ours): Don't register input_fd in the
+ event-loop here.
+ * main.c (captured_main): Adjust to per-UI input_fd.
+ * remote.c (remote_terminal_inferior): Don't remove input_fd from
+ the event-loop here.
+ (remote_terminal_ours): Don't register input_fd in the event-loop
+ here.
+ * target.c: Include top.h and event-top.h.
+ (target_terminal_inferior): Remove input_fd from the event-loop
+ here.
+ (target_terminal_ours): Register input_fd in the event-loop.
+ * top.h (struct ui) <input_fd>: New field.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * cli/cli-script.c (execute_user_command, read_next_line)
+ (read_next_line): Adjust to per-UI instream.
+ * event-top.c (stdin_event_handler, command_handler)
+ (handle_line_of_input, command_line_handler)
+ (gdb_readline_no_editing_callback, async_sigterm_handler)
+ (gdb_setup_readline): Likewise.
+ * inflow.c: Include top.h.
+ (gdb_has_a_terminal, child_terminal_init_with_pgrp)
+ (gdb_save_tty_state, child_terminal_inferior)
+ (child_terminal_ours_1, copy_terminal_info): Use the main UI.
+ (initialize_stdin_serial): Adjust to per-UI instream.
+ * main.c (captured_command_loop, captured_main): Adjust to per-UI
+ instream.
+ * mi/mi-interp.c (mi_execute_command_wrapper): Likewise.
+ * python/python.c (python_interactive_command): Likewise.
+ * terminal.h (struct ui): Forward declare.
+ (initialize_stdin_serial): Add struct ui parameter.
+ * top.c (instream): Delete.
+ (do_restore_instream_cleanup, read_command_file, dont_repeat)
+ (gdb_readline_no_editing, command_line_input)
+ (input_from_terminal_p, gdb_init): Adjust to per-UI instream.
+ * top.h (struct ui) <instream>: New field.
+ (instream): Delete declaration.
+ (quit): Adjust to per-UI instream.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * event-loop.c: Include top.h.
+ (invoke_async_signal_handlers): Switch to the main UI.
+ * event-top.c (main_ui_): Update comment.
+ (main_ui): New global.
+ * top.h (main_ui): Declare.
+
+2016-06-21 Pedro Alves <palves@redhat.com>
+
+ * cli/cli-interp.c (cli_interp): Delete.
+ (as_cli_interp): New function.
+ (cli_on_normal_stop, cli_on_signal_received)
+ (cli_on_end_stepping_range, cli_on_signal_exited, cli_on_exited)
+ (cli_on_no_history): Send output to all CLI UIs.
+ (cli_on_sync_execution_done, cli_on_command_error): Skip output if
+ the top level interpreter is not a CLI.
+ (cli_interpreter_init): Don't set cli_interp or install observers
+ here.
+ (_initialize_cli_interp): Install observers here.
+ * event-top.c (main_ui_, ui_list): New globals.
+ (current_ui): Point to main_ui_.
+ (restore_ui_cleanup, switch_thru_all_uis_init)
+ (switch_thru_all_uis_cond, switch_thru_all_uis_next): New
+ functions.
+ * mi/mi-interp.c (as_mi_interp): New function.
+ (mi_interpreter_init): Don't install observers here.
+ (mi_on_sync_execution_done): Skip output if the top level
+ interpreter is not a MI.
+ (mi_new_thread, mi_thread_exit, mi_record_changed)
+ (mi_inferior_added, mi_inferior_appeared, mi_inferior_exit)
+ (mi_inferior_removed): Send output to all MI UIs.
+ (find_mi_interpreter, mi_interp_data): Delete.
+ (find_mi_interp): New function.
+ (mi_on_signal_received, mi_on_end_stepping_range)
+ (mi_on_signal_exited, mi_on_exited, mi_on_no_history): Send output
+ to all MI UIs.
+ (mi_on_normal_stop): Rename to ...
+ (mi_on_normal_stop_1): ... this.
+ (mi_on_normal_stop): Reimplement, sending output to all MI UIs.
+ (mi_traceframe_changed, mi_tsv_created, mi_tsv_deleted)
+ (mi_tsv_modified, mi_breakpoint_created, mi_breakpoint_deleted)
+ (mi_breakpoint_modified, mi_output_running_pid): Send output to
+ all MI UIs.
+ (mi_on_resume): Rename to ...
+ (mi_on_resume_1): ... this. Don't handle infcalls here.
+ (mi_on_resume): Reimplement, sending output to all MI UIs.
+ (mi_solib_loaded, mi_solib_unloaded, mi_command_param_changed)
+ (mi_memory_changed): Send output to all MI UIs.
+ (report_initial_inferior): Install observers here.
+ * top.h (struct ui) <next>: New field.
+ (ui_list): Declare.
+ (struct switch_thru_all_uis): New.
+ (switch_thru_all_uis_init, switch_thru_all_uis_cond)
+ (switch_thru_all_uis_next): Declare.
+ (SWITCH_THRU_ALL_UIS): New macro.
+ * tui/tui-interp.c (tui_interp): Delete global.
+ (as_tui_interp): New function.
+ (tui_on_normal_stop, tui_on_signal_received)
+ (tui_on_end_stepping_range, tui_on_signal_exited, tui_on_exited)
+ (tui_on_no_history): Send output to all TUI UIs.
+ (tui_on_sync_execution_done, tui_on_command_error): Skip output if
+ the top level interpreter is not a TUI.
+ (tui_init): Don't set tui_interp or install observers here.
+ (_initialize_tui_interp): Install observers here.
+
2016-06-21 Pedro Alves <palves@redhat.com>
* cli/cli-interp.c (cli_uiout): Delete, moved into ...