/* Call a Lisp function interactively.
- Copyright (C) 1985, 86, 93, 94, 95, 1997, 2000, 2002
- Free Software Foundation, Inc.
+ Copyright (C) 1985, 1986, 1993, 1994, 1995, 1997, 2000, 2002, 2003,
+ 2004, 2005 Free Software Foundation, Inc.
This file is part of GNU Emacs.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
-the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA. */
#include <config.h>
Lisp_Object Vcommand_history;
extern Lisp_Object Vhistory_length;
+extern Lisp_Object Vthis_original_command, real_this_command;
Lisp_Object Vcommand_debug_status, Qcommand_debug_status;
Lisp_Object Qenable_recursive_minibuffers;
Lisp_Object Vmouse_leave_buffer_hook, Qmouse_leave_buffer_hook;
-Lisp_Object Qlist, Qlet, Qletx, Qsave_excursion, Qprogn;
+Lisp_Object Qlist, Qlet, Qletx, Qsave_excursion, Qprogn, Qif, Qwhen;
static Lisp_Object preserved_fns;
/* Marker used within call-interactively to refer to point. */
This skips events that are integers or symbols.
f -- Existing file name.
F -- Possibly nonexistent file name.
+G -- Possibly nonexistent file name, defaulting to just directory name.
i -- Ignored, i.e. always nil. Does not do I/O.
k -- Key sequence (downcase the last event if needed to get a definition).
K -- Key sequence to be redefined (do not downcase the last event).
r -- Region: point and mark as 2 numeric args, smallest first. Does no I/O.
s -- Any string. Does not inherit the current input method.
S -- Any symbol.
+U -- Mouse up event discarded by a previous k or K argument.
v -- Variable name: symbol that is user-variable-p.
x -- Lisp expression read but not evaluated.
X -- Lisp expression read and evaluated.
Fsignal (Qmark_inactive, Qnil);
}
+/* If the list of args INPUT was produced with an explicit call to
+ `list', look for elements that were computed with
+ (region-beginning) or (region-end), and put those expressions into
+ VALUES instead of the present values.
+
+ This function doesn't return a value because it modifies elements
+ of VALUES to do its job. */
+
+static void
+fix_command (input, values)
+ Lisp_Object input, values;
+{
+ if (CONSP (input))
+ {
+ Lisp_Object car;
+
+ car = XCAR (input);
+ /* Skip through certain special forms. */
+ while (EQ (car, Qlet) || EQ (car, Qletx)
+ || EQ (car, Qsave_excursion)
+ || EQ (car, Qprogn))
+ {
+ while (CONSP (XCDR (input)))
+ input = XCDR (input);
+ input = XCAR (input);
+ if (!CONSP (input))
+ break;
+ car = XCAR (input);
+ }
+ if (EQ (car, Qlist))
+ {
+ Lisp_Object intail, valtail;
+ for (intail = Fcdr (input), valtail = values;
+ CONSP (valtail);
+ intail = Fcdr (intail), valtail = XCDR (valtail))
+ {
+ Lisp_Object elt;
+ elt = Fcar (intail);
+ if (CONSP (elt))
+ {
+ Lisp_Object presflag, carelt;
+ carelt = Fcar (elt);
+ /* If it is (if X Y), look at Y. */
+ if (EQ (carelt, Qif)
+ && EQ (Fnthcdr (make_number (3), elt), Qnil))
+ elt = Fnth (make_number (2), elt);
+ /* If it is (when ... Y), look at Y. */
+ else if (EQ (carelt, Qwhen))
+ {
+ while (CONSP (XCDR (elt)))
+ elt = XCDR (elt);
+ elt = Fcar (elt);
+ }
+
+ /* If the function call we're looking at
+ is a special preserved one, copy the
+ whole expression for this argument. */
+ if (CONSP (elt))
+ {
+ presflag = Fmemq (Fcar (elt), preserved_fns);
+ if (!NILP (presflag))
+ Fsetcar (valtail, Fcar (intail));
+ }
+ }
+ }
+ }
+ }
+}
DEFUN ("call-interactively", Fcall_interactively, Scall_interactively, 1, 3, 0,
doc: /* Call FUNCTION, reading args according to its interactive calling specs.
means unconditionally put this command in the command-history.
Otherwise, this is done only if an arg is read using the minibuffer.
Optional third arg KEYS, if given, specifies the sequence of events to
-supply if the command inquires which events were used to invoke it. */)
+supply if the command inquires which events were used to invoke it.
+If KEYS is omitted or nil, the return value of `this-command-keys' is used. */)
(function, record_flag, keys)
Lisp_Object function, record_flag, keys;
{
Lisp_Object *args, *visargs;
unsigned char **argstrings;
Lisp_Object fun;
- Lisp_Object funcar;
Lisp_Object specs;
Lisp_Object filter_specs;
Lisp_Object teml;
+ Lisp_Object up_event;
Lisp_Object enable;
int speccount = SPECPDL_INDEX ();
char prompt1[100];
char *tem1;
int arg_from_tty = 0;
- struct gcpro gcpro1, gcpro2, gcpro3, gcpro4;
+ struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5;
int key_count;
int record_then_fail = 0;
+ Lisp_Object save_this_command, save_last_command;
+ Lisp_Object save_this_original_command, save_real_this_command;
+
+ save_this_command = Vthis_command;
+ save_this_original_command = Vthis_original_command;
+ save_real_this_command = real_this_command;
+ save_last_command = current_kboard->Vlast_command;
+
if (NILP (keys))
keys = this_command_keys, key_count = this_command_key_count;
else
The feature is not fully implemented. */
filter_specs = Qnil;
+ /* If k or K discard an up-event, save it here so it can be retrieved with U */
+ up_event = Qnil;
+
/* Decode the kind of function. Either handle it and return,
or go to `lose' if not interactive, or go to `retry'
to specify a different function, or set either STRING or SPECS. */
goto lose;
specs = XVECTOR (fun)->contents[COMPILED_INTERACTIVE];
}
- else if (!CONSP (fun))
- goto lose;
- else if (funcar = XCAR (fun), EQ (funcar, Qautoload))
+ else
{
+ Lisp_Object form;
GCPRO2 (function, prefix_arg);
- do_autoload (fun, function);
+ form = Finteractive_form (function);
UNGCPRO;
- goto retry;
- }
- else if (EQ (funcar, Qlambda))
- {
- specs = Fassq (Qinteractive, Fcdr (XCDR (fun)));
- if (NILP (specs))
+ if (CONSP (form))
+ specs = filter_specs = Fcar (XCDR (form));
+ else
goto lose;
- filter_specs = Fnth (make_number (1), specs);
- specs = Fcar (Fcdr (specs));
}
- else
- goto lose;
/* If either SPECS or STRING is set to a string, use it. */
if (STRINGP (specs))
if (i != num_input_events || !NILP (record_flag))
{
/* We should record this command on the command history. */
- Lisp_Object values, car;
+ Lisp_Object values;
/* Make a copy of the list of values, for the command history,
and turn them into things we can eval. */
values = quotify_args (Fcopy_sequence (specs));
- /* If the list of args was produced with an explicit call to `list',
- look for elements that were computed with (region-beginning)
- or (region-end), and put those expressions into VALUES
- instead of the present values. */
- if (CONSP (input))
- {
- car = XCAR (input);
- /* Skip through certain special forms. */
- while (EQ (car, Qlet) || EQ (car, Qletx)
- || EQ (car, Qsave_excursion)
- || EQ (car, Qprogn))
- {
- while (CONSP (XCDR (input)))
- input = XCDR (input);
- input = XCAR (input);
- if (!CONSP (input))
- break;
- car = XCAR (input);
- }
- if (EQ (car, Qlist))
- {
- Lisp_Object intail, valtail;
- for (intail = Fcdr (input), valtail = values;
- CONSP (valtail);
- intail = Fcdr (intail), valtail = Fcdr (valtail))
- {
- Lisp_Object elt;
- elt = Fcar (intail);
- if (CONSP (elt))
- {
- Lisp_Object presflag;
- presflag = Fmemq (Fcar (elt), preserved_fns);
- if (!NILP (presflag))
- Fsetcar (valtail, Fcar (intail));
- }
- }
- }
- }
+ fix_command (input, values);
Vcommand_history
= Fcons (Fcons (function, values), Vcommand_history);
XSETCDR (teml, Qnil);
}
}
+
+ Vthis_command = save_this_command;
+ Vthis_original_command = save_this_original_command;
+ real_this_command= save_real_this_command;
+ current_kboard->Vlast_command = save_last_command;
+
single_kboard_state ();
return apply1 (function, specs);
}
string++;
else if (*string == '@')
{
- Lisp_Object event;
+ Lisp_Object event, tem;
- event = XVECTOR (keys)->contents[next_event];
+ event = (next_event < key_count
+ ? XVECTOR (keys)->contents[next_event]
+ : Qnil);
if (EVENT_HAS_PARAMETERS (event)
- && (event = XCDR (event), CONSP (event))
- && (event = XCAR (event), CONSP (event))
- && (event = XCAR (event), WINDOWP (event)))
+ && (tem = XCDR (event), CONSP (tem))
+ && (tem = XCAR (tem), CONSP (tem))
+ && (tem = XCAR (tem), WINDOWP (tem)))
{
- if (MINI_WINDOW_P (XWINDOW (event))
- && ! (minibuf_level > 0 && EQ (event, minibuf_window)))
+ if (MINI_WINDOW_P (XWINDOW (tem))
+ && ! (minibuf_level > 0 && EQ (tem, minibuf_window)))
error ("Attempt to select inactive minibuffer window");
/* If the current buffer wants to clean up, let it. */
if (!NILP (Vmouse_leave_buffer_hook))
call1 (Vrun_hooks, Qmouse_leave_buffer_hook);
- Fselect_window (event);
+ Fselect_window (tem, Qnil);
}
string++;
}
varies[i] = 0;
}
- GCPRO4 (prefix_arg, function, *args, *visargs);
+ GCPRO5 (prefix_arg, function, *args, *visargs, up_event);
gcpro3.nvars = (count + 1);
gcpro4.nvars = (count + 1);
Qnil, Qnil, Qnil, Qnil, Qnil);
break;
+ case 'G': /* Possibly nonexistent file name,
+ default to directory alone. */
+ args[i] = Fread_file_name (build_string (callint_message),
+ Qnil, Qnil, Qnil, build_string (""), Qnil);
+ break;
+
case 'i': /* Ignore an argument -- Does not do I/O */
varies[i] = -1;
break;
Qnil, Qnil, Qnil, Qnil);
unbind_to (speccount1, Qnil);
teml = args[i];
- visargs[i] = Fkey_description (teml);
+ visargs[i] = Fkey_description (teml, Qnil);
/* If the key sequence ends with a down-event,
discard the following up-event. */
/* Ignore first element, which is the base key. */
tem2 = Fmemq (intern ("down"), Fcdr (teml));
if (! NILP (tem2))
- Fread_event (Qnil, Qnil);
+ up_event = Fread_event (Qnil, Qnil);
}
}
break;
args[i] = Fread_key_sequence (build_string (callint_message),
Qnil, Qt, Qnil, Qnil);
teml = args[i];
- visargs[i] = Fkey_description (teml);
+ visargs[i] = Fkey_description (teml, Qnil);
unbind_to (speccount1, Qnil);
/* If the key sequence ends with a down-event,
/* Ignore first element, which is the base key. */
tem2 = Fmemq (intern ("down"), Fcdr (teml));
if (! NILP (tem2))
- Fread_event (Qnil, Qnil);
+ up_event = Fread_event (Qnil, Qnil);
}
}
break;
+ case 'U': /* Up event from last k or K */
+ if (!NILP (up_event))
+ {
+ args[i] = Fmake_vector (make_number (1), up_event);
+ up_event = Qnil;
+ teml = args[i];
+ visargs[i] = Fkey_description (teml, Qnil);
+ }
+ break;
+
case 'e': /* The invoking event. */
if (next_event >= key_count)
error ("%s must be bound to an event with parameters",
tem = Fread_from_minibuffer (build_string (callint_message),
Qnil, Qnil, Qnil, Qnil, Qnil,
- Qnil);
+ Qnil, Qnil);
if (! STRINGP (tem) || SCHARS (tem) == 0)
args[i] = Qnil;
else
args[i] = Qnil;
varies[i] = -1;
}
- else
+ else
{
args[i]
= Fread_non_nil_coding_system (build_string (callint_message));
if (record_then_fail)
Fbarf_if_buffer_read_only ();
+ Vthis_command = save_this_command;
+ Vthis_original_command = save_this_original_command;
+ real_this_command= save_real_this_command;
+ current_kboard->Vlast_command = save_last_command;
+
single_kboard_state ();
{
UNGCPRO;
return unbind_to (speccount, val);
}
-}
+}
DEFUN ("prefix-numeric-value", Fprefix_numeric_value, Sprefix_numeric_value,
1, 1, 0,
Lisp_Object raw;
{
Lisp_Object val;
-
+
if (NILP (raw))
XSETFASTINT (val, 1);
else if (EQ (raw, Qminus))
staticpro (&Qlist);
Qlet = intern ("let");
staticpro (&Qlet);
+ Qif = intern ("if");
+ staticpro (&Qif);
+ Qwhen = intern ("when");
+ staticpro (&Qwhen);
Qletx = intern ("let*");
staticpro (&Qletx);
Qsave_excursion = intern ("save-excursion");
defsubr (&Scall_interactively);
defsubr (&Sprefix_numeric_value);
}
+
+/* arch-tag: a3a7cad7-bcac-42ce-916e-1bd2546ebf37
+ (do not change this comment) */