#include "keyboard.h"
#include "window.h"
#include "commands.h"
-#include "buffer.h"
#include "character.h"
+#include "buffer.h"
#include "disptab.h"
#include "dispextern.h"
#include "syntax.h"
static EMACS_INT last_auto_save;
-/* This is like Vthis_command, except that commands never set it. */
-Lisp_Object real_this_command;
-
/* The value of point when the last command was started. */
static ptrdiff_t last_point_position;
Time last_event_timestamp;
static Lisp_Object Qx_set_selection, Qhandle_switch_frame;
+static Lisp_Object Qhandle_select_window;
Lisp_Object QPRIMARY;
static Lisp_Object Qself_insert_command;
Fthrow (Qtop_level, Qnil);
}
+static void user_error (const char*) NO_RETURN;
+static void user_error (const char *msg)
+{
+ xsignal1 (Quser_error, build_string (msg));
+}
+
static Lisp_Object Fexit_recursive_edit (void) NO_RETURN;
DEFUN ("exit-recursive-edit", Fexit_recursive_edit, Sexit_recursive_edit, 0, 0, "",
doc: /* Exit from the innermost recursive edit or minibuffer. */)
if (command_loop_level > 0 || minibuf_level > 0)
Fthrow (Qexit, Qnil);
- error ("No recursive edit is in progress");
+ user_error ("No recursive edit is in progress");
}
static Lisp_Object Fabort_recursive_edit (void) NO_RETURN;
if (command_loop_level > 0 || minibuf_level > 0)
Fthrow (Qexit, Qt);
- error ("No recursive edit is in progress");
+ user_error ("No recursive edit is in progress");
}
\f
#if defined (HAVE_MOUSE) || defined (HAVE_GPM)
/* Do this after running Vpost_command_hook, for consistency. */
KVAR (current_kboard, Vlast_command) = Vthis_command;
- KVAR (current_kboard, Vreal_last_command) = real_this_command;
+ KVAR (current_kboard, Vreal_last_command) = Vreal_this_command;
if (!CONSP (last_command_event))
- KVAR (current_kboard, Vlast_repeatable_command) = real_this_command;
+ KVAR (current_kboard, Vlast_repeatable_command) = Vreal_this_command;
while (1)
{
before_command_echo_length = echo_length ();
Vthis_command = Qnil;
- real_this_command = Qnil;
+ Vreal_this_command = Qnil;
Vthis_original_command = Qnil;
Vthis_command_keys_shift_translated = Qnil;
from that position. But also throw away beg_unchanged and
end_unchanged information in that case, so that redisplay will
update the whole window properly. */
- if (!NILP (XWINDOW (selected_window)->force_start))
+ if (XWINDOW (selected_window)->force_start)
{
struct buffer *b;
- XWINDOW (selected_window)->force_start = Qnil;
+ XWINDOW (selected_window)->force_start = 0;
b = XBUFFER (XWINDOW (selected_window)->buffer);
BUF_BEG_UNCHANGED (b) = BUF_END_UNCHANGED (b) = 0;
}
/* Execute the command. */
Vthis_command = cmd;
- real_this_command = cmd;
+ Vreal_this_command = cmd;
safe_run_hooks (Qpre_command_hook);
already_adjusted = 0;
If the command didn't actually create a prefix arg,
but is merely a frame event that is transparent to prefix args,
then the above doesn't apply. */
- if (NILP (KVAR (current_kboard, Vprefix_arg)) || CONSP (last_command_event))
+ if (NILP (KVAR (current_kboard, Vprefix_arg))
+ || CONSP (last_command_event))
{
KVAR (current_kboard, Vlast_command) = Vthis_command;
- KVAR (current_kboard, Vreal_last_command) = real_this_command;
+ KVAR (current_kboard, Vreal_last_command) = Vreal_this_command;
if (!CONSP (last_command_event))
- KVAR (current_kboard, Vlast_repeatable_command) = real_this_command;
+ KVAR (current_kboard, Vlast_repeatable_command)
+ = Vreal_this_command;
cancel_echoing ();
this_command_key_count = 0;
this_command_key_count_reset = 0;
? EQ (CAR_SAFE (Vtransient_mark_mode), Qonly)
: (!NILP (Vselect_active_regions)
&& !NILP (Vtransient_mark_mode)))
- && !EQ (Vthis_command, Qhandle_switch_frame))
+ && NILP (Fmemq (Vthis_command,
+ Vselection_inhibit_update_commands)))
{
ptrdiff_t beg =
XINT (Fmarker_position (BVAR (current_buffer, mark)));
= CONSP (Vinhibit_quit) ? XCAR (Vinhibit_quit) : Vinhibit_quit;
Lisp_Object fun = CONSP (Vinhibit_quit) ? XCDR (Vinhibit_quit) : Qnil;
Lisp_Object args[4];
- args[0] = build_string ("Error in %s (%s): %s");
+ args[0] = build_string ("Error in %s (%s): %S");
args[1] = hook;
args[2] = fun;
args[3] = error_data;
own stuff with the echo area. */
if (!CONSP (c)
|| (!(EQ (Qhelp_echo, XCAR (c)))
- && !(EQ (Qswitch_frame, XCAR (c)))))
+ && !(EQ (Qswitch_frame, XCAR (c)))
+ /* Don't wipe echo area for select window events: These might
+ get delayed via `mouse-autoselect-window' (Bug#11304). */
+ && !(EQ (Qselect_window, XCAR (c)))))
{
if (!NILP (echo_area_buffer[0]))
- safe_run_hooks (Qecho_area_clear_hook);
- clear_message (1, 0);
+ {
+ safe_run_hooks (Qecho_area_clear_hook);
+ clear_message (1, 0);
+ }
}
reread_for_input_method:
int *used_mouse_menu,
struct timeval *end_time)
{
- register int c;
Lisp_Object obj;
#ifdef subprocesses
}
#endif /* subprocesses */
+#ifndef HAVE_DBUS /* We want to read D-Bus events in batch mode. */
if (noninteractive
/* In case we are running as a daemon, only do this before
detaching from the terminal. */
|| (IS_DAEMON && daemon_pipe[1] >= 0))
{
- c = getchar ();
+ int c = getchar ();
XSETINT (obj, c);
*kbp = current_kboard;
return obj;
}
+#endif /* ! HAVE_DBUS */
/* Wait until there is input available. */
for (;;)
return nread;
}
\f
+#if defined SYNC_INPUT || defined SIGIO
static void
handle_async_input (void)
{
--handling_signal;
#endif
}
+#endif /* SYNC_INPUT || SIGIO */
+#ifdef SYNC_INPUT
void
process_pending_signals (void)
{
handle_async_input ();
do_pending_atimers ();
}
+#endif
#ifdef SIGIO /* for entire page */
/* Note SIGIO has been undef'd if FIONREAD is missing. */
memset (keybuf, 0, sizeof keybuf);
GCPRO1 (keybuf[0]);
- gcpro1.nvars = (sizeof keybuf/sizeof (keybuf[0]));
+ gcpro1.nvars = (sizeof keybuf / sizeof (keybuf[0]));
if (NILP (continue_echo))
{
cancel_hourglass ();
#endif
- i = read_key_sequence (keybuf, (sizeof keybuf/sizeof (keybuf[0])),
+ i = read_key_sequence (keybuf, (sizeof keybuf / sizeof (keybuf[0])),
prompt, ! NILP (dont_downcase_last),
! NILP (can_return_switch_frame), 0);
\f
-DEFUN ("execute-extended-command", Fexecute_extended_command, Sexecute_extended_command,
- 1, 1, "P",
- doc: /* Read function name, then read its arguments and call it.
-
-To pass a numeric argument to the command you are invoking with, specify
-the numeric argument to this command.
-
-Noninteractively, the argument PREFIXARG is the prefix argument to
-give to the command you invoke, if it asks for an argument. */)
- (Lisp_Object prefixarg)
-{
- Lisp_Object function;
- ptrdiff_t saved_last_point_position;
- Lisp_Object saved_keys, saved_last_point_position_buffer;
- Lisp_Object bindings, value;
- struct gcpro gcpro1, gcpro2, gcpro3;
-#ifdef HAVE_WINDOW_SYSTEM
- /* The call to Fcompleting_read will start and cancel the hourglass,
- but if the hourglass was already scheduled, this means that no
- hourglass will be shown for the actual M-x command itself.
- So we restart it if it is already scheduled. Note that checking
- hourglass_shown_p is not enough, normally the hourglass is not shown,
- just scheduled to be shown. */
- int hstarted = hourglass_started ();
-#endif
-
- saved_keys = Fvector (this_command_key_count,
- XVECTOR (this_command_keys)->contents);
- saved_last_point_position_buffer = last_point_position_buffer;
- saved_last_point_position = last_point_position;
- GCPRO3 (saved_keys, prefixarg, saved_last_point_position_buffer);
-
- function = call0 (intern ("read-extended-command"));
-
-#ifdef HAVE_WINDOW_SYSTEM
- if (hstarted) start_hourglass ();
-#endif
-
- if (STRINGP (function) && SCHARS (function) == 0)
- error ("No command name given");
-
- /* Set this_command_keys to the concatenation of saved_keys and
- function, followed by a RET. */
- {
- Lisp_Object *keys;
- int i;
-
- this_command_key_count = 0;
- this_command_key_count_reset = 0;
- this_single_command_key_start = 0;
-
- keys = XVECTOR (saved_keys)->contents;
- for (i = 0; i < ASIZE (saved_keys); i++)
- add_command_key (keys[i]);
-
- for (i = 0; i < SCHARS (function); i++)
- add_command_key (Faref (function, make_number (i)));
-
- add_command_key (make_number ('\015'));
- }
-
- last_point_position = saved_last_point_position;
- last_point_position_buffer = saved_last_point_position_buffer;
-
- UNGCPRO;
-
- function = Fintern (function, Qnil);
- KVAR (current_kboard, Vprefix_arg) = prefixarg;
- Vthis_command = function;
- real_this_command = function;
-
- /* If enabled, show which key runs this command. */
- if (!NILP (Vsuggest_key_bindings)
- && NILP (Vexecuting_kbd_macro)
- && SYMBOLP (function))
- bindings = Fwhere_is_internal (function, Voverriding_local_map,
- Qt, Qnil, Qnil);
- else
- bindings = Qnil;
-
- value = Qnil;
- GCPRO3 (bindings, value, function);
- value = Fcommand_execute (function, Qt, Qnil, Qnil);
-
- /* If the command has a key binding, print it now. */
- if (!NILP (bindings)
- && ! (VECTORP (bindings) && EQ (Faref (bindings, make_number (0)),
- Qmouse_movement)))
- {
- /* But first wait, and skip the message if there is input. */
- Lisp_Object waited;
-
- /* If this command displayed something in the echo area;
- wait a few seconds, then display our suggestion message. */
- if (NILP (echo_area_buffer[0]))
- waited = sit_for (make_number (0), 0, 2);
- else if (NUMBERP (Vsuggest_key_bindings))
- waited = sit_for (Vsuggest_key_bindings, 0, 2);
- else
- waited = sit_for (make_number (2), 0, 2);
-
- if (!NILP (waited) && ! CONSP (Vunread_command_events))
- {
- Lisp_Object binding;
- char *newmessage;
- int message_p = push_message ();
- ptrdiff_t count = SPECPDL_INDEX ();
- ptrdiff_t newmessage_len, newmessage_alloc;
- USE_SAFE_ALLOCA;
-
- record_unwind_protect (pop_message_unwind, Qnil);
- binding = Fkey_description (bindings, Qnil);
- newmessage_alloc =
- (sizeof "You can run the command `' with "
- + SBYTES (SYMBOL_NAME (function)) + SBYTES (binding));
- SAFE_ALLOCA (newmessage, char *, newmessage_alloc);
- newmessage_len =
- esprintf (newmessage, "You can run the command `%s' with %s",
- SDATA (SYMBOL_NAME (function)),
- SDATA (binding));
- message2 (newmessage,
- newmessage_len,
- STRING_MULTIBYTE (binding));
- if (NUMBERP (Vsuggest_key_bindings))
- waited = sit_for (Vsuggest_key_bindings, 0, 2);
- else
- waited = sit_for (make_number (2), 0, 2);
-
- if (!NILP (waited) && message_p)
- restore_message ();
-
- SAFE_FREE ();
- unbind_to (count, Qnil);
- }
- }
-
- RETURN_UNGCPRO (value);
-}
-
-\f
/* Return nonzero if input events are pending. */
int
errno = old_errno;
}
+/* If Emacs is stuck because `inhibit-quit' is true, then keep track
+ of the number of times C-g has been requested. If C-g is pressed
+ enough times, then quit anyway. See bug#6585. */
+static int force_quit_count;
+
/* This routine is called at interrupt level in response to C-g.
It is called from the SIGINT handler or kbd_buffer_store_event.
UNGCPRO;
}
else
- /* Else request quit when it's safe */
- Vquit_flag = Qt;
+ { /* Else request quit when it's safe. */
+ if (NILP (Vquit_flag))
+ force_quit_count = 0;
+ if (++force_quit_count == 3)
+ {
+ immediate_quit = 1;
+ Vinhibit_quit = Qnil;
+ }
+ Vquit_flag = Qt;
+ }
}
/* TODO: The longjmp in this call throws the NS event loop integration off,
staticpro (&tool_bar_items_vector);
tool_bar_items_vector = Qnil;
- staticpro (&real_this_command);
- real_this_command = Qnil;
-
DEFSYM (Qtimer_event_handler, "timer-event-handler");
DEFSYM (Qdisabled_command_function, "disabled-command-function");
DEFSYM (Qself_insert_command, "self-insert-command");
DEFSYM (Qx_set_selection, "x-set-selection");
DEFSYM (QPRIMARY, "PRIMARY");
DEFSYM (Qhandle_switch_frame, "handle-switch-frame");
+ DEFSYM (Qhandle_select_window, "handle-select-window");
DEFSYM (Qinput_method_function, "input-method-function");
DEFSYM (Qinput_method_exit_on_first_char, "input-method-exit-on-first-char");
defsubr (&Sset_quit_char);
defsubr (&Sset_input_mode);
defsubr (&Scurrent_input_mode);
- defsubr (&Sexecute_extended_command);
defsubr (&Sposn_at_point);
defsubr (&Sposn_at_x_y);
See Info node `(elisp)Multiple Terminals'. */);
DEFVAR_KBOARD ("real-last-command", Vreal_last_command,
- doc: /* Same as `last-command', but never altered by Lisp code. */);
+ doc: /* Same as `last-command', but never altered by Lisp code.
+Taken from the previous value of `real-this-command'. */);
DEFVAR_KBOARD ("last-repeatable-command", Vlast_repeatable_command,
doc: /* Last command that may be repeated.
The last command executed that was not bound to an input event.
-This is the command `repeat' will try to repeat. */);
+This is the command `repeat' will try to repeat.
+Taken from a previous value of `real-this-command'. */);
DEFVAR_LISP ("this-command", Vthis_command,
doc: /* The command now being executed.
will be in `last-command' during the following command. */);
Vthis_command = Qnil;
+ DEFVAR_LISP ("real-this-command", Vreal_this_command,
+ doc: /* This is like `this-command', except that commands should never modify it. */);
+ Vreal_this_command = Qnil;
+
DEFVAR_LISP ("this-command-keys-shift-translated",
Vthis_command_keys_shift_translated,
doc: /* Non-nil if the key sequence activating this command was shift-translated.
Vdeferred_action_function = Qnil;
DEFVAR_LISP ("delayed-warnings-list", Vdelayed_warnings_list,
- doc: /* List of warnings to be displayed as soon as possible.
+ doc: /* List of warnings to be displayed after this command.
Each element must be a list (TYPE MESSAGE [LEVEL [BUFFER-NAME]]),
as per the args of `display-warning' (which see).
If this variable is non-nil, `delayed-warnings-hook' will be run
immediately after running `post-command-hook'. */);
Vdelayed_warnings_list = Qnil;
- DEFVAR_LISP ("suggest-key-bindings", Vsuggest_key_bindings,
- doc: /* Non-nil means show the equivalent key-binding when M-x command has one.
-The value can be a length of time to show the message for.
-If the value is non-nil and not a number, we wait 2 seconds. */);
- Vsuggest_key_bindings = Qt;
-
DEFVAR_LISP ("timer-list", Vtimer_list,
doc: /* List of active absolute time timers in order of increasing time. */);
Vtimer_list = Qnil;
`deactivate-mark' call uses this to set the window selection. */);
Vsaved_region_selection = Qnil;
+ DEFVAR_LISP ("selection-inhibit-update-commands",
+ Vselection_inhibit_update_commands,
+ doc: /* List of commands which should not update the selection.
+Normally, if `select-active-regions' is non-nil and the mark remains
+active after a command (i.e. the mark was not deactivated), the Emacs
+command loop sets the selection to the text in the region. However,
+if the command is in this list, the selection is not updated. */);
+ Vselection_inhibit_update_commands
+ = list2 (Qhandle_switch_frame, Qhandle_select_window);
+
DEFVAR_LISP ("debug-on-event",
Vdebug_on_event,
doc: /* Enter debugger on this event. When Emacs
}
/* Mark the pointers in the kboard objects.
- Called by the Fgarbage_collector. */
+ Called by Fgarbage_collect. */
void
mark_kboards (void)
{