X-Git-Url: http://git.hcoop.net/bpt/emacs.git/blobdiff_plain/6498c4b170e8a143f02913ec523e3b84ab11790c..d20e1419fda6f29478d79f69db8e128d043d4ee1:/src/cmds.c
diff --git a/src/cmds.c b/src/cmds.c
index 6d09556f32..b8a65324e9 100644
--- a/src/cmds.c
+++ b/src/cmds.c
@@ -1,14 +1,14 @@
/* Simple built-in editing commands.
Copyright (C) 1985, 1993, 1994, 1995, 1996, 1997, 1998, 2001, 2002,
- 2003, 2004, 2005, 2006, 2007, 2008
+ 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
Free Software Foundation, Inc.
This file is part of GNU Emacs.
-GNU Emacs is free software; you can redistribute it and/or modify
+GNU Emacs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 3, or (at your option)
-any later version.
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -16,12 +16,11 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
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., 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA. */
+along with GNU Emacs. If not, see . */
#include
+#include
#include "lisp.h"
#include "commands.h"
#include "buffer.h"
@@ -31,6 +30,7 @@ Boston, MA 02110-1301, USA. */
#include "keyboard.h"
#include "keymap.h"
#include "dispextern.h"
+#include "frame.h"
Lisp_Object Qkill_forward_chars, Qkill_backward_chars, Vblink_paren_function;
@@ -56,9 +56,13 @@ DEFUN ("forward-point", Fforward_point, Sforward_point, 1, 1, 0,
return make_number (PT + XINT (n));
}
-DEFUN ("forward-char", Fforward_char, Sforward_char, 0, 1, "p",
- doc: /* Move point right N characters (left if N is negative).
-On reaching end of buffer, stop and signal error. */)
+DEFUN ("forward-char", Fforward_char, Sforward_char, 0, 1, "^p",
+ doc: /* Move point N characters forward (backward if N is negative).
+On reaching end or beginning of buffer, stop and signal error.
+
+Depending on the bidirectional context, the movement may be to the
+right or to the left on the screen. This is in contrast with
+\\[right-arrow-command], which see. */)
(n)
Lisp_Object n;
{
@@ -92,9 +96,13 @@ On reaching end of buffer, stop and signal error. */)
return Qnil;
}
-DEFUN ("backward-char", Fbackward_char, Sbackward_char, 0, 1, "p",
- doc: /* Move point left N characters (right if N is negative).
-On attempt to pass beginning or end of buffer, stop and signal error. */)
+DEFUN ("backward-char", Fbackward_char, Sbackward_char, 0, 1, "^p",
+ doc: /* Move point N characters backward (forward if N is negative).
+On attempt to pass beginning or end of buffer, stop and signal error.
+
+Depending on the bidirectional context, the movement may be to the
+right or to the left on the screen. This is in contrast with
+\\[left-arrow-command], which see. */)
(n)
Lisp_Object n;
{
@@ -107,7 +115,7 @@ On attempt to pass beginning or end of buffer, stop and signal error. */)
return Fforward_char (n);
}
-DEFUN ("forward-line", Fforward_line, Sforward_line, 0, 1, "p",
+DEFUN ("forward-line", Fforward_line, Sforward_line, 0, 1, "^p",
doc: /* Move N lines forward (backward if N is negative).
Precisely, if point is on line I, move to the start of line I + N.
If there isn't room, go as far as possible (no error).
@@ -153,7 +161,7 @@ With positive N, a non-empty line at the end counts as one line
return make_number (count <= 0 ? - shortage : shortage);
}
-DEFUN ("beginning-of-line", Fbeginning_of_line, Sbeginning_of_line, 0, 1, "p",
+DEFUN ("beginning-of-line", Fbeginning_of_line, Sbeginning_of_line, 0, 1, "^p",
doc: /* Move point to beginning of current line.
With argument N not nil or 1, move forward N - 1 lines first.
If point reaches the beginning or end of buffer, it stops there.
@@ -178,7 +186,7 @@ instead. For instance, `(forward-line 0)' does the same thing as
return Qnil;
}
-DEFUN ("end-of-line", Fend_of_line, Send_of_line, 0, 1, "p",
+DEFUN ("end-of-line", Fend_of_line, Send_of_line, 0, 1, "^p",
doc: /* Move point to end of current line.
With argument N not nil or 1, move forward N - 1 lines first.
If point reaches the beginning or end of buffer, it stops there.
@@ -317,47 +325,71 @@ N was explicitly specified. */)
return value;
}
+static int nonundocount;
+
/* Note that there's code in command_loop_1 which typically avoids
calling this. */
DEFUN ("self-insert-command", Fself_insert_command, Sself_insert_command, 1, 1, "p",
doc: /* Insert the character you type.
-Whichever character you type to run this command is inserted. */)
+Whichever character you type to run this command is inserted.
+Before insertion, `expand-abbrev' is executed if the inserted character does
+not have word syntax and the previous character in the buffer does.
+After insertion, the value of `auto-fill-function' is called if the
+`auto-fill-chars' table has a non-nil value for the inserted character. */)
(n)
Lisp_Object n;
{
+ int remove_boundary = 1;
CHECK_NUMBER (n);
+ if (!EQ (Vthis_command, current_kboard->Vlast_command))
+ nonundocount = 0;
+
+ if (NILP (Vexecuting_kbd_macro)
+ && !EQ (minibuf_window, selected_window))
+ {
+ if (nonundocount <= 0 || nonundocount >= 20)
+ {
+ remove_boundary = 0;
+ nonundocount = 0;
+ }
+ nonundocount++;
+ }
+
+ if (remove_boundary
+ && CONSP (current_buffer->undo_list)
+ && NILP (XCAR (current_buffer->undo_list)))
+ /* Remove the undo_boundary that was just pushed. */
+ current_buffer->undo_list = XCDR (current_buffer->undo_list);
+
/* Barf if the key that invoked this was not a character. */
- if (!CHARACTERP (last_command_char))
+ if (!CHARACTERP (last_command_event))
bitch_at_user ();
{
int character = translate_char (Vtranslation_table_for_input,
- XINT (last_command_char));
+ XINT (last_command_event));
if (XINT (n) >= 2 && NILP (current_buffer->overwrite_mode))
{
- int modified_char = character;
- /* Add the offset to the character, for Finsert_char.
- We pass internal_self_insert the unmodified character
- because it itself does this offsetting. */
- if (! NILP (current_buffer->enable_multibyte_characters))
- modified_char = unibyte_char_to_multibyte (modified_char);
-
XSETFASTINT (n, XFASTINT (n) - 2);
/* The first one might want to expand an abbrev. */
internal_self_insert (character, 1);
/* The bulk of the copies of this char can be inserted simply.
We don't have to handle a user-specified face specially
because it will get inherited from the first char inserted. */
- Finsert_char (make_number (modified_char), n, Qt);
+ Finsert_char (make_number (character), n, Qt);
/* The last one might want to auto-fill. */
internal_self_insert (character, 0);
}
else
while (XINT (n) > 0)
{
+ int val;
/* Ok since old and new vals both nonneg */
XSETFASTINT (n, XFASTINT (n) - 1);
- internal_self_insert (character, XFASTINT (n) != 0);
+ val = internal_self_insert (character, XFASTINT (n) != 0);
+ if (val == 2)
+ nonundocount = 0;
+ frame_make_pointer_invisible ();
}
}
@@ -473,8 +505,6 @@ internal_self_insert (c, noautofill)
hairy = 2;
}
- if (NILP (current_buffer->enable_multibyte_characters))
- MAKE_CHAR_MULTIBYTE (c);
synt = SYNTAX (c);
if (!NILP (current_buffer->abbrev_mode)
@@ -483,7 +513,7 @@ internal_self_insert (c, noautofill)
&& PT > BEGV
&& (!NILP (current_buffer->enable_multibyte_characters)
? SYNTAX (XFASTINT (Fprevious_char ())) == Sword
- : (SYNTAX (unibyte_char_to_multibyte (XFASTINT (Fprevious_char ())))
+ : (SYNTAX (UNIBYTE_TO_CHAR (XFASTINT (Fprevious_char ())))
== Sword)))
{
int modiff = MODIFF;
@@ -494,7 +524,7 @@ internal_self_insert (c, noautofill)
/* If we expanded an abbrev which has a hook,
and the hook has a non-nil `no-self-insert' property,
return right away--don't really self-insert. */
- if (! NILP (sym) && ! NILP (XSYMBOL (sym)->function)
+ if (SYMBOLP (sym) && ! NILP (sym) && ! NILP (XSYMBOL (sym)->function)
&& SYMBOLP (XSYMBOL (sym)->function))
{
Lisp_Object prop;
@@ -568,16 +598,16 @@ internal_self_insert (c, noautofill)
void
syms_of_cmds ()
{
- Qkill_backward_chars = intern ("kill-backward-chars");
+ Qkill_backward_chars = intern_c_string ("kill-backward-chars");
staticpro (&Qkill_backward_chars);
- Qkill_forward_chars = intern ("kill-forward-chars");
+ Qkill_forward_chars = intern_c_string ("kill-forward-chars");
staticpro (&Qkill_forward_chars);
- Qoverwrite_mode_binary = intern ("overwrite-mode-binary");
+ Qoverwrite_mode_binary = intern_c_string ("overwrite-mode-binary");
staticpro (&Qoverwrite_mode_binary);
- Qexpand_abbrev = intern ("expand-abbrev");
+ Qexpand_abbrev = intern_c_string ("expand-abbrev");
staticpro (&Qexpand_abbrev);
DEFVAR_LISP ("self-insert-face", &Vself_insert_face,
@@ -613,6 +643,7 @@ keys_of_cmds ()
{
int n;
+ nonundocount = 0;
initial_define_key (global_map, Ctl ('I'), "self-insert-command");
for (n = 040; n < 0177; n++)
initial_define_key (global_map, n, "self-insert-command");