/* Updating of data structures for redisplay.
-Copyright (C) 1985-1988, 1993-1995, 1997-2012 Free Software Foundation, Inc.
+Copyright (C) 1985-1988, 1993-1995, 1997-2013 Free Software Foundation,
+Inc.
This file is part of GNU Emacs.
#include "systime.h"
#include <errno.h>
-#ifdef DISPNEW_NEEDS_STDIO_EXT
-#include <stdio_ext.h>
-#endif
+#include <fpending.h>
#if defined (HAVE_TERM_H) && defined (GNU_LINUX)
#include <term.h> /* for tgetent */
struct window *);
static void build_frame_matrix_from_leaf_window (struct glyph_matrix *,
struct window *);
-static void adjust_frame_message_buffer (struct frame *);
static void adjust_decode_mode_spec_buffer (struct frame *);
static void fill_up_glyph_row_with_spaces (struct glyph_row *);
static void clear_window_matrices (struct window *, bool);
static void adjust_frame_glyphs_for_window_redisplay (struct frame *);
static void adjust_frame_glyphs_for_frame_redisplay (struct frame *);
-\f
-/* Redisplay preemption timers. */
-
-static EMACS_TIME preemption_period;
-static EMACS_TIME preemption_next_check;
-
/* True upon entry to redisplay means do not assume anything about
current contents of actual terminal frame; clear and redraw it. */
static bool delayed_size_change;
-/* 1 means glyph initialization has been completed at startup. */
-
-static bool glyphs_initialized_initially_p;
-
/* Updated window if != 0. Set by update_window. */
struct window *updated_window;
"%"pMu": window %p (`%s')%s\n%s",
history_tick++,
w,
- ((BUFFERP (w->buffer)
- && STRINGP (BVAR (XBUFFER (w->buffer), name)))
- ? SSDATA (BVAR (XBUFFER (w->buffer), name))
+ ((BUFFERP (w->contents)
+ && STRINGP (BVAR (XBUFFER (w->contents), name)))
+ ? SSDATA (BVAR (XBUFFER (w->contents), name))
: "???"),
paused_p ? " ***paused***" : "",
msg);
if (NUMBERP (margin))
{
- int width = XFASTINT (w->total_cols);
+ int width = w->total_cols;
double d = max (0, XFLOATINT (margin));
d = min (width / 2 - 1, d);
n = (int) ((double) total_glyphs / width * d);
are invalidated below. */
if (INTEGERP (w->window_end_vpos)
&& XFASTINT (w->window_end_vpos) >= i)
- wset_window_end_valid (w, Qnil);
+ w->window_end_valid = 0;
while (i < matrix->nrows)
matrix->rows[i++].enabled_p = 0;
if (f->current_matrix)
clear_glyph_matrix (f->current_matrix);
+#if defined (HAVE_X_WINDOWS) && ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK)
/* Clear the matrix of the menu bar window, if such a window exists.
The menu bar window is currently used to display menus on X when
no toolkit support is compiled in. */
if (WINDOWP (f->menu_bar_window))
clear_glyph_matrix (XWINDOW (f->menu_bar_window)->current_matrix);
+#endif
/* Clear the matrix of the tool-bar window, if any. */
if (WINDOWP (f->tool_bar_window))
if (f->desired_matrix)
clear_glyph_matrix (f->desired_matrix);
+#if defined (HAVE_X_WINDOWS) && ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK)
if (WINDOWP (f->menu_bar_window))
clear_glyph_matrix (XWINDOW (f->menu_bar_window)->desired_matrix);
+#endif
if (WINDOWP (f->tool_bar_window))
clear_glyph_matrix (XWINDOW (f->tool_bar_window)->desired_matrix);
{
while (w)
{
- if (!NILP (w->hchild))
- {
- eassert (WINDOWP (w->hchild));
- clear_window_matrices (XWINDOW (w->hchild), desired_p);
- }
- else if (!NILP (w->vchild))
- {
- eassert (WINDOWP (w->vchild));
- clear_window_matrices (XWINDOW (w->vchild), desired_p);
- }
+ if (WINDOWP (w->contents))
+ clear_window_matrices (XWINDOW (w->contents), desired_p);
else
{
if (desired_p)
else
{
clear_glyph_matrix (w->current_matrix);
- wset_window_end_valid (w, Qnil);
+ w->window_end_valid = 0;
}
}
struct glyph_row *row = matrix->rows;
struct glyph_row *last_text_row = NULL;
struct buffer *saved = current_buffer;
- struct buffer *buffer = XBUFFER (w->buffer);
+ struct buffer *buffer = XBUFFER (w->contents);
int c;
/* This can sometimes happen for a fresh window. */
vertically below other windows. */
in_horz_combination_p
= (!NILP (XWINDOW (window)->parent)
- && !NILP (XWINDOW (XWINDOW (window)->parent)->hchild));
+ && WINDOW_HORIZONTAL_COMBINATION_P (XWINDOW (XWINDOW (window)->parent)));
/* For WINDOW and all windows on the same level. */
do
/* Get the dimension of the window sub-matrix for W, depending
on whether this is a combination or a leaf window. */
- if (!NILP (w->hchild))
- dim = allocate_matrices_for_frame_redisplay (w->hchild, x, y,
- dim_only_p,
- window_change_flags);
- else if (!NILP (w->vchild))
- dim = allocate_matrices_for_frame_redisplay (w->vchild, x, y,
+ if (WINDOWP (w->contents))
+ dim = allocate_matrices_for_frame_redisplay (w->contents, x, y,
dim_only_p,
window_change_flags);
else
}
#endif /* HAVE_WINDOW_SYSTEM */
- return XINT (w->total_cols);
+ return w->total_cols;
}
{
while (w)
{
- if (!NILP (w->vchild))
- allocate_matrices_for_window_redisplay (XWINDOW (w->vchild));
- else if (!NILP (w->hchild))
- allocate_matrices_for_window_redisplay (XWINDOW (w->hchild));
+ if (WINDOWP (w->contents))
+ allocate_matrices_for_window_redisplay (XWINDOW (w->contents));
else
{
/* W is a leaf window. */
unblock_input ();
}
-
-/* Adjust frame glyphs when Emacs is initialized.
-
- To be called from init_display.
-
- We need a glyph matrix because redraw will happen soon.
- Unfortunately, window sizes on selected_frame are not yet set to
- meaningful values. I believe we can assume that there are only two
- windows on the frame---the mini-buffer and the root window. Frame
- height and width seem to be correct so far. So, set the sizes of
- windows to estimated values. */
-
-static void
-adjust_frame_glyphs_initially (void)
-{
- struct frame *sf = SELECTED_FRAME ();
- struct window *root = XWINDOW (sf->root_window);
- struct window *mini = XWINDOW (root->next);
- int frame_lines = FRAME_LINES (sf);
- int frame_cols = FRAME_COLS (sf);
- int top_margin = FRAME_TOP_MARGIN (sf);
-
- /* Do it for the root window. */
- wset_top_line (root, make_number (top_margin));
- wset_total_lines (root, make_number (frame_lines - 1 - top_margin));
- wset_total_cols (root, make_number (frame_cols));
-
- /* Do it for the mini-buffer window. */
- wset_top_line (mini, make_number (frame_lines - 1));
- wset_total_lines (mini, make_number (1));
- wset_total_cols (mini, make_number (frame_cols));
-
- adjust_frame_glyphs (sf);
- glyphs_initialized_initially_p = 1;
-}
-
-
/* Allocate/reallocate glyph matrices of a single frame F. */
static void
else
adjust_frame_glyphs_for_frame_redisplay (f);
- /* Don't forget the message buffer and the buffer for
- decode_mode_spec. */
- adjust_frame_message_buffer (f);
+ /* Don't forget the buffer for decode_mode_spec. */
adjust_decode_mode_spec_buffer (f);
f->glyphs_initialized_p = 1;
{
while (w)
{
- if (!NILP (w->hchild))
- {
- if (showing_window_margins_p (XWINDOW (w->hchild)))
- return 1;
- }
- else if (!NILP (w->vchild))
+ if (WINDOWP (w->contents))
{
- if (showing_window_margins_p (XWINDOW (w->vchild)))
+ if (showing_window_margins_p (XWINDOW (w->contents)))
return 1;
}
- else if (!NILP (w->left_margin_cols)
- || !NILP (w->right_margin_cols))
+ else if (!NILP (w->left_margin_cols) || !NILP (w->right_margin_cols))
return 1;
w = NILP (w->next) ? 0 : XWINDOW (w->next);
{
w = XWINDOW (window);
- if (!NILP (w->hchild))
- fake_current_matrices (w->hchild);
- else if (!NILP (w->vchild))
- fake_current_matrices (w->vchild);
+ if (WINDOWP (w->contents))
+ fake_current_matrices (w->contents);
else
{
int i;
/* Set window dimensions to frame dimensions and allocate or
adjust glyph matrices of W. */
- wset_top_line (w, make_number (0));
- wset_left_col (w, make_number (0));
- wset_total_lines (w, make_number (FRAME_MENU_BAR_LINES (f)));
- wset_total_cols (w, make_number (FRAME_TOTAL_COLS (f)));
+ w->top_line = 0;
+ w->left_col = 0;
+ w->total_lines = FRAME_MENU_BAR_LINES (f);
+ w->total_cols = FRAME_TOTAL_COLS (f);
allocate_matrices_for_window_redisplay (w);
}
#endif /* not USE_X_TOOLKIT && not USE_GTK */
else
w = XWINDOW (f->tool_bar_window);
- wset_top_line (w, make_number (FRAME_MENU_BAR_LINES (f)));
- wset_left_col (w, make_number (0));
- wset_total_lines (w, make_number (FRAME_TOOL_BAR_LINES (f)));
- wset_total_cols (w, make_number (FRAME_TOTAL_COLS (f)));
+ w->top_line = FRAME_MENU_BAR_LINES (f);
+ w->left_col = 0;
+ w->total_lines = FRAME_TOOL_BAR_LINES (f);
+ w->total_cols = FRAME_TOTAL_COLS (f);
allocate_matrices_for_window_redisplay (w);
}
#endif
}
-/* Adjust/ allocate message buffer of frame F.
-
- Note that the message buffer is never freed. Since I could not
- find a free in 19.34, I assume that freeing it would be
- problematic in some way and don't do it either.
-
- (Implementation note: It should be checked if we can free it
- eventually without causing trouble). */
-
-static void
-adjust_frame_message_buffer (struct frame *f)
-{
- FRAME_MESSAGE_BUF (f) = xrealloc (FRAME_MESSAGE_BUF (f),
- FRAME_MESSAGE_BUF_SIZE (f) + 1);
-}
-
-
/* Re-allocate buffer for decode_mode_spec on frame F. */
static void
if (!NILP (f->root_window))
free_window_matrices (XWINDOW (f->root_window));
+#if defined (HAVE_X_WINDOWS) && ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK)
/* Free the dummy window for menu bars without X toolkit and its
glyph matrices. */
if (!NILP (f->menu_bar_window))
w->desired_matrix = w->current_matrix = NULL;
fset_menu_bar_window (f, Qnil);
}
+#endif
/* Free the tool bar window and its glyph matrices. */
if (!NILP (f->tool_bar_window))
{
while (w)
{
- if (!NILP (w->hchild))
- free_window_matrices (XWINDOW (w->hchild));
- else if (!NILP (w->vchild))
- free_window_matrices (XWINDOW (w->vchild));
+ if (WINDOWP (w->contents))
+ free_window_matrices (XWINDOW (w->contents));
else
{
/* This is a leaf window. Free its memory and reset fields
{
while (w)
{
- if (!NILP (w->hchild))
- build_frame_matrix_from_window_tree (matrix, XWINDOW (w->hchild));
- else if (!NILP (w->vchild))
- build_frame_matrix_from_window_tree (matrix, XWINDOW (w->vchild));
+ if (WINDOWP (w->contents))
+ build_frame_matrix_from_window_tree (matrix, XWINDOW (w->contents));
else
build_frame_matrix_from_leaf_window (matrix, w);
{
while (w)
{
- if (!NILP (w->hchild))
- mirror_make_current (XWINDOW (w->hchild), frame_row);
- else if (!NILP (w->vchild))
- mirror_make_current (XWINDOW (w->vchild), frame_row);
+ if (WINDOWP (w->contents))
+ mirror_make_current (XWINDOW (w->contents), frame_row);
else
{
/* Row relative to window W. Don't use FRAME_TO_WINDOW_VPOS
struct glyph_row *window_row, *window_row_end, *frame_row;
int left, right, x, width;
- /* Preconditions: W must be a leaf window on a tty frame. */
- eassert (NILP (w->hchild) && NILP (w->vchild));
+ /* Preconditions: W must be a live window on a tty frame. */
+ eassert (BUFFERP (w->contents));
eassert (!FRAME_WINDOW_P (f));
left = margin_glyphs_to_reserve (w, 1, w->left_margin_cols);
while (w && !found)
{
- if (!NILP (w->hchild))
- found = frame_row_to_window (XWINDOW (w->hchild), row);
- else if (!NILP (w->vchild))
- found = frame_row_to_window (XWINDOW (w->vchild), row);
+ if (WINDOWP (w->contents))
+ found = frame_row_to_window (XWINDOW (w->contents), row);
else if (row >= WINDOW_TOP_EDGE_LINE (w)
&& row < WINDOW_BOTTOM_EDGE_LINE (w))
found = w;
{
while (w)
{
- if (!NILP (w->hchild))
- mirror_line_dance (XWINDOW (w->hchild), unchanged_at_top,
- nlines, copy_from, retained_p);
- else if (!NILP (w->vchild))
- mirror_line_dance (XWINDOW (w->vchild), unchanged_at_top,
+ if (WINDOWP (w->contents))
+ mirror_line_dance (XWINDOW (w->contents), unchanged_at_top,
nlines, copy_from, retained_p);
else
{
{
while (w)
{
- if (!NILP (w->hchild))
- check_window_matrix_pointers (XWINDOW (w->hchild));
- else if (!NILP (w->vchild))
- check_window_matrix_pointers (XWINDOW (w->vchild));
+ if (WINDOWP (w->contents))
+ check_window_matrix_pointers (XWINDOW (w->contents));
else
{
struct frame *f = XFRAME (w->frame);
Redrawing Frames
**********************************************************************/
-DEFUN ("redraw-frame", Fredraw_frame, Sredraw_frame, 1, 1, 0,
- doc: /* Clear frame FRAME and output again what is supposed to appear on it. */)
- (Lisp_Object frame)
-{
- struct frame *f;
-
- CHECK_LIVE_FRAME (frame);
- f = XFRAME (frame);
-
- /* Ignore redraw requests, if frame has no glyphs yet.
- (Implementation note: It still has to be checked why we are
- called so early here). */
- if (!glyphs_initialized_initially_p)
- return Qnil;
+/* Redraw frame F. */
+void
+redraw_frame (struct frame *f)
+{
+ /* Error if F has no glyphs. */
+ eassert (f->glyphs_initialized_p);
update_begin (f);
#ifdef MSDOS
if (FRAME_MSDOS_P (f))
mark_window_display_accurate (FRAME_ROOT_WINDOW (f), 0);
set_window_update_flags (XWINDOW (FRAME_ROOT_WINDOW (f)), 1);
f->garbaged = 0;
- return Qnil;
}
-
-/* Redraw frame F. This is nothing more than a call to the Lisp
- function redraw-frame. */
-
-void
-redraw_frame (struct frame *f)
+DEFUN ("redraw-frame", Fredraw_frame, Sredraw_frame, 0, 1, 0,
+ doc: /* Clear frame FRAME and output again what is supposed to appear on it.
+If FRAME is omitted or nil, the selected frame is used. */)
+ (Lisp_Object frame)
{
- Lisp_Object frame;
- XSETFRAME (frame, f);
- Fredraw_frame (frame);
+ redraw_frame (decode_live_frame (frame));
+ return Qnil;
}
-
DEFUN ("redraw-display", Fredraw_display, Sredraw_display, 0, 0, "",
doc: /* Clear and redisplay all visible frames. */)
(void)
FOR_EACH_FRAME (tail, frame)
if (FRAME_VISIBLE_P (XFRAME (frame)))
- Fredraw_frame (frame);
+ redraw_frame (XFRAME (frame));
return Qnil;
}
if (redisplay_dont_pause)
force_p = 1;
- else if (NILP (Vredisplay_preemption_period))
- force_p = 1;
- else if (!force_p && NUMBERP (Vredisplay_preemption_period))
+ else if (!force_p && detect_input_pending_ignore_squeezables ())
{
- double p = XFLOATINT (Vredisplay_preemption_period);
-
- if (detect_input_pending_ignore_squeezables ())
- {
- paused_p = 1;
- goto do_pause;
- }
-
- preemption_period = EMACS_TIME_FROM_DOUBLE (p);
- preemption_next_check = add_emacs_time (current_emacs_time (),
- preemption_period);
+ paused_p = 1;
+ goto do_pause;
}
if (FRAME_WINDOW_P (f))
when pending input is detected. */
update_begin (f);
+#if defined (HAVE_X_WINDOWS) && ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK)
/* Update the menu bar on X frames that don't have toolkit
support. */
if (WINDOWP (f->menu_bar_window))
update_window (XWINDOW (f->menu_bar_window), 1);
+#endif
/* Update the tool-bar window, if present. */
if (WINDOWP (f->tool_bar_window))
while (w && !paused_p)
{
- if (!NILP (w->hchild))
- paused_p |= update_window_tree (XWINDOW (w->hchild), force_p);
- else if (!NILP (w->vchild))
- paused_p |= update_window_tree (XWINDOW (w->vchild), force_p);
+ if (WINDOWP (w->contents))
+ paused_p |= update_window_tree (XWINDOW (w->contents), force_p);
else if (w->must_be_updated_p)
paused_p |= update_window (w, force_p);
if (redisplay_dont_pause)
force_p = 1;
- else if (NILP (Vredisplay_preemption_period))
- force_p = 1;
- else if (!force_p && NUMBERP (Vredisplay_preemption_period))
- {
- double p = XFLOATINT (Vredisplay_preemption_period);
- preemption_period = EMACS_TIME_FROM_DOUBLE (p);
- preemption_next_check = add_emacs_time (current_emacs_time (),
- preemption_period);
- }
/* Update W. */
update_begin (f);
{
struct glyph_matrix *desired_matrix = w->desired_matrix;
bool paused_p;
-#if !PERIODIC_PREEMPTION_CHECKING
int preempt_count = baud_rate / 2400 + 1;
-#endif
struct redisplay_interface *rif = FRAME_RIF (XFRAME (WINDOW_FRAME (w)));
#ifdef GLYPH_DEBUG
/* Check that W's frame doesn't have glyph matrices. */
#endif
/* Check pending input the first time so that we can quickly return. */
-#if !PERIODIC_PREEMPTION_CHECKING
if (!force_p)
detect_input_pending_ignore_squeezables ();
-#endif
/* If forced to complete the update, or if no input is pending, do
the update. */
struct glyph_row *header_line_row;
int yb;
bool changed_p = 0, mouse_face_overwritten_p = 0;
-#if ! PERIODIC_PREEMPTION_CHECKING
int n_updated = 0;
-#endif
rif->update_window_begin_hook (w);
yb = window_text_bottom_y (w);
- row = desired_matrix->rows;
- end = row + desired_matrix->nrows - 1;
+ row = MATRIX_ROW (desired_matrix, 0);
+ end = MATRIX_MODE_LINE_ROW (desired_matrix);
/* Take note of the header line, if there is one. We will
update it below, after updating all of the window's lines. */
detect_input_pending. If it's done too often,
scrolling large windows with repeated scroll-up
commands will too quickly pause redisplay. */
-#if PERIODIC_PREEMPTION_CHECKING
- if (!force_p)
- {
- EMACS_TIME tm = current_emacs_time ();
- if (EMACS_TIME_LT (preemption_next_check, tm))
- {
- preemption_next_check = add_emacs_time (tm,
- preemption_period);
- if (detect_input_pending_ignore_squeezables ())
- break;
- }
- }
-#else
if (!force_p && ++n_updated % preempt_count == 0)
detect_input_pending_ignore_squeezables ();
-#endif
changed_p |= update_window_line (w, vpos,
&mouse_face_overwritten_p);
vpos = w->cursor.vpos;
}
- /* Window cursor can be out of sync for horizontally split windows. */
- hpos = max (-1, hpos); /* -1 is for when cursor is on the left fringe */
- hpos = min (w->current_matrix->matrix_w - 1, hpos);
- vpos = max (0, vpos);
- vpos = min (w->current_matrix->nrows - 1, vpos);
+ /* Window cursor can be out of sync for horizontally split windows.
+ Horizontal position is -1 when cursor is on the left fringe. */
+ hpos = clip_to_bounds (-1, hpos, w->current_matrix->matrix_w - 1);
+ vpos = clip_to_bounds (0, vpos, w->current_matrix->nrows - 1);
rif->cursor_to (vpos, hpos, cy, cx);
}
{
while (w)
{
- if (!NILP (w->hchild))
- set_window_update_flags (XWINDOW (w->hchild), on_p);
- else if (!NILP (w->vchild))
- set_window_update_flags (XWINDOW (w->vchild), on_p);
+ if (WINDOWP (w->contents))
+ set_window_update_flags (XWINDOW (w->contents), on_p);
else
w->must_be_updated_p = on_p;
row_table[row_entry_pool[i].bucket] = NULL;
/* Value is 1 to indicate that we scrolled the display. */
- return 0 < nruns;
+ return nruns > 0;
}
if (preempt_count <= 0)
preempt_count = 1;
-#if !PERIODIC_PREEMPTION_CHECKING
if (!force_p && detect_input_pending_ignore_squeezables ())
{
pause_p = 1;
goto do_pause;
}
-#endif
/* If we cannot insert/delete lines, it's no use trying it. */
if (!FRAME_LINE_INS_DEL_OK (f))
FILE *display_output = FRAME_TTY (f)->output;
if (display_output)
{
- int outq = PENDING_OUTPUT_COUNT (display_output);
+ ptrdiff_t outq = __fpending (display_output);
if (outq > 900
|| (outq > 20 && ((i - 1) % preempt_count == 0)))
- {
- fflush (display_output);
- if (preempt_count == 1)
- {
-#ifdef EMACS_OUTQSIZE
- if (EMACS_OUTQSIZE (0, &outq) < 0)
- /* Probably not a tty. Ignore the error and reset
- the outq count. */
- outq = PENDING_OUTPUT_COUNT (FRAME_TTY (f->output));
-#endif
- outq *= 10;
- if (baud_rate <= outq && baud_rate > 0)
- sleep (outq / baud_rate);
- }
- }
+ fflush (display_output);
}
}
-#if PERIODIC_PREEMPTION_CHECKING
- if (!force_p)
- {
- EMACS_TIME tm = current_emacs_time ();
- if (EMACS_TIME_LT (preemption_next_check, tm))
- {
- preemption_next_check = add_emacs_time (tm, preemption_period);
- if (detect_input_pending_ignore_squeezables ())
- break;
- }
- }
-#else
if (!force_p && (i - 1) % preempt_count == 0)
detect_input_pending_ignore_squeezables ();
-#endif
update_frame_line (f, i);
}
}
}
-#if !PERIODIC_PREEMPTION_CHECKING
do_pause:
-#endif
clear_desired_matrices (f);
return pause_p;
/* We used to set current_buffer directly here, but that does the
wrong thing with `face-remapping-alist' (bug#2044). */
- Fset_buffer (w->buffer);
+ Fset_buffer (w->contents);
itdata = bidi_shelve_cache ();
SET_TEXT_POS_FROM_MARKER (startp, w->start);
CHARPOS (startp) = min (ZV, max (BEGV, CHARPOS (startp)));
*dx = x0 + it.first_visible_x - it.current_x;
*dy = *y - it.current_y;
- string = w->buffer;
+ string = w->contents;
if (STRINGP (it.string))
string = it.string;
*pos = it.current;
if (STRINGP (it.string))
BYTEPOS (pos->pos) = string_char_to_byte (string, CHARPOS (pos->pos));
else
- BYTEPOS (pos->pos) = buf_charpos_to_bytepos (XBUFFER (w->buffer),
+ BYTEPOS (pos->pos) = buf_charpos_to_bytepos (XBUFFER (w->contents),
CHARPOS (pos->pos));
}
FrameCols (FRAME_TTY (f)) = newwidth;
if (WINDOWP (f->tool_bar_window))
- wset_total_cols (XWINDOW (f->tool_bar_window), make_number (newwidth));
+ XWINDOW (f->tool_bar_window)->total_cols = newwidth;
}
FRAME_LINES (f) = newheight;
if (noninteractive)
putchar (07);
else if (!INTERACTIVE) /* Stop executing a keyboard macro. */
- error ("Keyboard macro terminated by a command ringing the bell");
+ {
+ const char *msg
+ = "Keyboard macro terminated by a command ringing the bell";
+ Fsignal (Quser_error, Fcons (build_string (msg), Qnil));
+ }
else
ring_bell (XFRAME (selected_frame));
}
duration += XINT (milliseconds) / 1000.0;
}
- if (0 < duration)
+ if (duration > 0)
{
EMACS_TIME t = EMACS_TIME_FROM_DOUBLE (duration);
wait_reading_process_output (min (EMACS_SECS (t), WAIT_READING_MAX),
if (INTEGERP (timeout))
{
sec = XINT (timeout);
- if (! (0 < sec))
+ if (sec <= 0)
return Qt;
nsec = 0;
}
inverse_video = 0;
cursor_in_echo_area = 0;
- terminal_type = (char *) 0;
/* Now is the time to initialize this; it's used by init_sys_modes
during startup. */
So call tgetent. */
{ char b[2044]; tgetent (b, "xterm");}
#endif
- adjust_frame_glyphs_initially ();
return;
}
#endif /* HAVE_X_WINDOWS */
{
Vinitial_window_system = Qw32;
Vwindow_system_version = make_number (1);
- adjust_frame_glyphs_initially ();
return;
}
#endif /* HAVE_NTGUI */
{
Vinitial_window_system = Qns;
Vwindow_system_version = make_number (10);
- adjust_frame_glyphs_initially ();
return;
}
#endif
/* If no window system has been specified, try to use the terminal. */
if (! isatty (0))
- {
- fatal ("standard input is not a tty");
- exit (1);
- }
+ fatal ("standard input is not a tty");
#ifdef WINDOWSNT
terminal_type = "w32console";
#else
- /* Look at the TERM variable. */
- terminal_type = (char *) getenv ("TERM");
+ terminal_type = getenv ("TERM");
#endif
if (!terminal_type)
{
struct terminal *t;
struct frame *f = XFRAME (selected_frame);
+ init_foreground_group ();
+
/* Open a display on the controlling tty. */
t = init_tty (0, terminal_type, 1); /* Errors are fatal. */
fatal ("screen size %dx%d too big", width, height);
}
- adjust_frame_glyphs_initially ();
calculate_costs (XFRAME (selected_frame));
/* Set up faces of the initial terminal frame of a dumped Emacs. */
/* Don't change cursor state while redisplaying. This could confuse
output routines. */
if (!redisplaying_p)
- {
- if (NILP (window))
- window = selected_window;
- else
- CHECK_WINDOW (window);
-
- XWINDOW (window)->cursor_off_p = NILP (show);
- }
-
+ decode_any_window (window)->cursor_off_p = NILP (show);
return Qnil;
}
WINDOW nil or omitted means report on the selected window. */)
(Lisp_Object window)
{
- struct window *w;
-
- if (NILP (window))
- window = selected_window;
- else
- CHECK_WINDOW (window);
-
- w = XWINDOW (window);
- return w->cursor_off_p ? Qnil : Qt;
+ return decode_any_window (window)->cursor_off_p ? Qnil : Qt;
}
DEFUN ("last-nonminibuffer-frame", Flast_nonminibuf_frame,
doc: /* Non-nil means display update isn't paused when input is detected. */);
redisplay_dont_pause = 1;
-#if PERIODIC_PREEMPTION_CHECKING
- DEFVAR_LISP ("redisplay-preemption-period", Vredisplay_preemption_period,
- doc: /* Period in seconds between checking for input during redisplay.
-This has an effect only if `redisplay-dont-pause' is nil; in that
-case, arriving input preempts redisplay until the input is processed.
-If the value is nil, redisplay is never preempted. */);
- Vredisplay_preemption_period = make_float (0.10);
-#endif
-
#ifdef CANNOT_DUMP
if (noninteractive)
#endif