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-rw-r--r--src/xterm.c428
1 files changed, 265 insertions, 163 deletions
diff --git a/src/xterm.c b/src/xterm.c
index ab299d1fa36..1a52e0e5893 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -54,7 +54,6 @@ Boston, MA 02111-1307, USA. */
#include <sys/ioctl.h>
#endif /* ! defined (BSD_SYSTEM) */
-#include "systty.h"
#include "systime.h"
#ifndef INCLUDED_FCNTL
@@ -313,6 +312,10 @@ static Lisp_Object Qalt, Qhyper, Qmeta, Qsuper, Qmodifier_value;
static Lisp_Object Qvendor_specific_keysyms;
static Lisp_Object Qlatin_1;
+/* Used in x_flush. */
+
+extern Lisp_Object Vinhibit_redisplay;
+
extern XrmDatabase x_load_resources P_ ((Display *, char *, char *, char *));
extern int x_bitmap_mask P_ ((FRAME_PTR, int));
@@ -334,14 +337,16 @@ void x_raise_frame P_ ((struct frame *));
void x_set_window_size P_ ((struct frame *, int, int, int));
void x_wm_set_window_state P_ ((struct frame *, int));
void x_wm_set_icon_pixmap P_ ((struct frame *, int));
+struct display *x_create_frame_display P_ ((struct x_display_info *));
+void x_delete_frame_display P_ ((struct display *));
void x_initialize P_ ((void));
static void x_font_min_bounds P_ ((XFontStruct *, int *, int *));
static int x_compute_min_glyph_bounds P_ ((struct frame *));
static void x_update_end P_ ((struct frame *));
static void XTframe_up_to_date P_ ((struct frame *));
-static void XTset_terminal_modes P_ ((void));
-static void XTreset_terminal_modes P_ ((void));
-static void x_clear_frame P_ ((void));
+static void XTset_terminal_modes P_ ((struct display *));
+static void XTreset_terminal_modes P_ ((struct display *));
+static void x_clear_frame P_ ((struct frame *));
static void frame_highlight P_ ((struct frame *));
static void frame_unhighlight P_ ((struct frame *));
static void x_new_focus_frame P_ ((struct x_display_info *, struct frame *));
@@ -377,12 +382,18 @@ static void
x_flush (f)
struct frame *f;
{
+ /* Don't call XFlush when it is not safe to redisplay; the X
+ connection may be broken. */
+ if (!NILP (Vinhibit_redisplay))
+ return;
+
BLOCK_INPUT;
if (f == NULL)
{
Lisp_Object rest, frame;
FOR_EACH_FRAME (rest, frame)
- x_flush (XFRAME (frame));
+ if (FRAME_X_P (XFRAME (frame)))
+ x_flush (XFRAME (frame));
}
else if (FRAME_X_P (f))
XFlush (FRAME_X_DISPLAY (f));
@@ -794,7 +805,7 @@ x_draw_fringe_bitmap (w, row, p)
rarely happens). */
static void
-XTset_terminal_modes ()
+XTset_terminal_modes (struct display *display)
{
}
@@ -802,7 +813,7 @@ XTset_terminal_modes ()
the X-windows go away, and suspending requires no action. */
static void
-XTreset_terminal_modes ()
+XTreset_terminal_modes (struct display *display)
{
}
@@ -1415,7 +1426,8 @@ x_frame_of_widget (widget)
for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail))
if (GC_FRAMEP (XCAR (tail))
&& (f = XFRAME (XCAR (tail)),
- (f->output_data.nothing != 1
+ (FRAME_X_P (f)
+ && f->output_data.nothing != 1
&& FRAME_X_DISPLAY_INFO (f) == dpyinfo))
&& f->output_data.x->widget == widget)
return f;
@@ -2769,7 +2781,8 @@ x_shift_glyphs_for_insert (f, x, y, width, height, shift_by)
for X frames. */
static void
-x_delete_glyphs (n)
+x_delete_glyphs (f, n)
+ struct frame *f;
register int n;
{
abort ();
@@ -2792,19 +2805,11 @@ x_clear_area (dpy, window, x, y, width, height, exposures)
}
-/* Clear entire frame. If updating_frame is non-null, clear that
- frame. Otherwise clear the selected frame. */
+/* Clear an entire frame. */
static void
-x_clear_frame ()
+x_clear_frame (struct frame *f)
{
- struct frame *f;
-
- if (updating_frame)
- f = updating_frame;
- else
- f = SELECTED_FRAME ();
-
/* Clearing the frame will erase any cursor, so mark them all as no
longer visible. */
mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f)));
@@ -3050,7 +3055,8 @@ XTset_terminal_window (n)
lines or deleting -N lines at vertical position VPOS. */
static void
-x_ins_del_lines (vpos, n)
+x_ins_del_lines (f, vpos, n)
+ struct frame *f;
int vpos, n;
{
abort ();
@@ -3724,7 +3730,8 @@ XTmouse_position (fp, insist, bar_window, part, x, y, time)
/* Clear the mouse-moved flag for every frame on this display. */
FOR_EACH_FRAME (tail, frame)
- if (FRAME_X_DISPLAY (XFRAME (frame)) == FRAME_X_DISPLAY (*fp))
+ if (FRAME_X_P (XFRAME (frame))
+ && FRAME_X_DISPLAY (XFRAME (frame)) == FRAME_X_DISPLAY (*fp))
XFRAME (frame)->mouse_moved = 0;
last_mouse_scroll_bar = Qnil;
@@ -3938,6 +3945,9 @@ x_window_to_scroll_bar (display, window_id)
if (! GC_FRAMEP (frame))
abort ();
+ if (! FRAME_X_P (XFRAME (frame)))
+ continue;
+
/* Scan this frame's scroll bar list for a scroll bar with the
right window ID. */
condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame));
@@ -3972,11 +3982,14 @@ x_window_to_menu_bar (window)
XGCTYPE (tail) == Lisp_Cons;
tail = XCDR (tail))
{
- Lisp_Object frame = XCAR (tail);
- Widget menu_bar = XFRAME (frame)->output_data.x->menubar_widget;
+ if (FRAME_X_P (XFRAME (XCAR (tail))))
+ {
+ Lisp_Object frame = XCAR (tail);
+ Widget menu_bar = XFRAME (frame)->output_data.x->menubar_widget;
- if (menu_bar && xlwmenu_window_p (menu_bar, window))
- return menu_bar;
+ if (menu_bar && xlwmenu_window_p (menu_bar, window))
+ return menu_bar;
+ }
}
return NULL;
@@ -6290,37 +6303,37 @@ handle_one_xevent (dpyinfo, eventp, finish, hold_quit)
bzero (&compose_status, sizeof (compose_status));
orig_keysym = keysym;
- /* Common for all keysym input events. */
- XSETFRAME (inev.ie.frame_or_window, f);
- inev.ie.modifiers
- = x_x_to_emacs_modifiers (FRAME_X_DISPLAY_INFO (f), modifiers);
- inev.ie.timestamp = event.xkey.time;
-
- /* First deal with keysyms which have defined
- translations to characters. */
- if (keysym >= 32 && keysym < 128)
- /* Avoid explicitly decoding each ASCII character. */
- {
- inev.ie.kind = ASCII_KEYSTROKE_EVENT;
- inev.ie.code = keysym;
- goto done_keysym;
- }
-
- /* Now non-ASCII. */
- if (HASH_TABLE_P (Vx_keysym_table)
- && (NATNUMP (c = Fgethash (make_number (keysym),
- Vx_keysym_table,
- Qnil))))
- {
- inev.ie.kind = (SINGLE_BYTE_CHAR_P (XFASTINT (c))
- ? ASCII_KEYSTROKE_EVENT
- : MULTIBYTE_CHAR_KEYSTROKE_EVENT);
- inev.ie.code = XFASTINT (c);
- goto done_keysym;
- }
-
- /* Random non-modifier sorts of keysyms. */
- if (((keysym >= XK_BackSpace && keysym <= XK_Escape)
+ /* Common for all keysym input events. */
+ XSETFRAME (inev.ie.frame_or_window, f);
+ inev.ie.modifiers
+ = x_x_to_emacs_modifiers (FRAME_X_DISPLAY_INFO (f), modifiers);
+ inev.ie.timestamp = event.xkey.time;
+
+ /* First deal with keysyms which have defined
+ translations to characters. */
+ if (keysym >= 32 && keysym < 128)
+ /* Avoid explicitly decoding each ASCII character. */
+ {
+ inev.ie.kind = ASCII_KEYSTROKE_EVENT;
+ inev.ie.code = keysym;
+ goto done_keysym;
+ }
+
+ /* Now non-ASCII. */
+ if (HASH_TABLE_P (Vx_keysym_table)
+ && (NATNUMP (c = Fgethash (make_number (keysym),
+ Vx_keysym_table,
+ Qnil))))
+ {
+ inev.ie.kind = (SINGLE_BYTE_CHAR_P (XFASTINT (c))
+ ? ASCII_KEYSTROKE_EVENT
+ : MULTIBYTE_CHAR_KEYSTROKE_EVENT);
+ inev.ie.code = XFASTINT (c);
+ goto done_keysym;
+ }
+
+ /* Random non-modifier sorts of keysyms. */
+ if (((keysym >= XK_BackSpace && keysym <= XK_Escape)
|| keysym == XK_Delete
#ifdef XK_ISO_Left_Tab
|| (keysym >= XK_ISO_Left_Tab
@@ -6953,8 +6966,8 @@ x_dispatch_event (event, display)
EXPECTED is nonzero if the caller knows input is available. */
static int
-XTread_socket (sd, expected, hold_quit)
- register int sd;
+XTread_socket (display, expected, hold_quit)
+ struct display *display;
int expected;
struct input_event *hold_quit;
{
@@ -7364,8 +7377,7 @@ x_draw_window_cursor (w, glyph_row, x, y, cursor_type, cursor_width, on_p, activ
}
#ifndef XFlush
- if (updating_frame != f)
- XFlush (FRAME_X_DISPLAY (f));
+ XFlush (FRAME_X_DISPLAY (f));
#endif
}
@@ -7645,6 +7657,7 @@ x_connection_closed (dpy, error_message)
struct x_display_info *dpyinfo = x_display_info_for_display (dpy);
Lisp_Object frame, tail;
int count;
+ int index = SPECPDL_INDEX ();
error_msg = (char *) alloca (strlen (error_message) + 1);
strcpy (error_msg, error_message);
@@ -7656,6 +7669,44 @@ x_connection_closed (dpy, error_message)
the original message here. */
count = x_catch_errors (dpy);
+ /* Inhibit redisplay while frames are being deleted. */
+ specbind (Qinhibit_redisplay, Qt);
+
+ if (dpyinfo)
+ {
+ /* Protect display from being closed when we delete the last
+ frame on it. */
+ dpyinfo->reference_count++;
+ dpyinfo->frame_display->reference_count++;
+ }
+
+ /* First delete frames whose mini-buffers are on frames
+ that are on the dead display. */
+ FOR_EACH_FRAME (tail, frame)
+ {
+ Lisp_Object minibuf_frame;
+ minibuf_frame
+ = WINDOW_FRAME (XWINDOW (FRAME_MINIBUF_WINDOW (XFRAME (frame))));
+ if (FRAME_X_P (XFRAME (frame))
+ && FRAME_X_P (XFRAME (minibuf_frame))
+ && ! EQ (frame, minibuf_frame)
+ && FRAME_X_DISPLAY_INFO (XFRAME (minibuf_frame)) == dpyinfo)
+ Fdelete_frame (frame, Qt);
+ }
+
+ /* Now delete all remaining frames on the dead display.
+ We are now sure none of these is used as the mini-buffer
+ for another frame that we need to delete. */
+ FOR_EACH_FRAME (tail, frame)
+ if (FRAME_X_P (XFRAME (frame))
+ && FRAME_X_DISPLAY_INFO (XFRAME (frame)) == dpyinfo)
+ {
+ /* Set this to t so that Fdelete_frame won't get confused
+ trying to find a replacement. */
+ FRAME_KBOARD (XFRAME (frame))->Vdefault_minibuffer_frame = Qt;
+ Fdelete_frame (frame, Qt);
+ }
+
/* We have to close the display to inform Xt that it doesn't
exist anymore. If we don't, Xt will continue to wait for
events from the display. As a consequence, a sequence of
@@ -7688,43 +7739,23 @@ x_connection_closed (dpy, error_message)
xg_display_close (dpyinfo->display);
#endif
- /* Indicate that this display is dead. */
if (dpyinfo)
- dpyinfo->display = 0;
-
- /* First delete frames whose mini-buffers are on frames
- that are on the dead display. */
- FOR_EACH_FRAME (tail, frame)
{
- Lisp_Object minibuf_frame;
- minibuf_frame
- = WINDOW_FRAME (XWINDOW (FRAME_MINIBUF_WINDOW (XFRAME (frame))));
- if (FRAME_X_P (XFRAME (frame))
- && FRAME_X_P (XFRAME (minibuf_frame))
- && ! EQ (frame, minibuf_frame)
- && FRAME_X_DISPLAY_INFO (XFRAME (minibuf_frame)) == dpyinfo)
- Fdelete_frame (frame, Qt);
- }
+ /* Indicate that this display is dead. */
+ dpyinfo->display = 0;
- /* Now delete all remaining frames on the dead display.
- We are now sure none of these is used as the mini-buffer
- for another frame that we need to delete. */
- FOR_EACH_FRAME (tail, frame)
- if (FRAME_X_P (XFRAME (frame))
- && FRAME_X_DISPLAY_INFO (XFRAME (frame)) == dpyinfo)
- {
- /* Set this to t so that Fdelete_frame won't get confused
- trying to find a replacement. */
- FRAME_KBOARD (XFRAME (frame))->Vdefault_minibuffer_frame = Qt;
- Fdelete_frame (frame, Qt);
- }
+ dpyinfo->reference_count--;
+ dpyinfo->frame_display->reference_count--;
+ if (dpyinfo->reference_count != 0)
+ /* We have just closed all frames on this display. */
+ abort ();
- if (dpyinfo)
- x_delete_display (dpyinfo);
+ x_delete_display (dpyinfo);
+ }
x_uncatch_errors (dpy, count);
- if (x_display_list == 0)
+ if (display_list == 0)
{
fprintf (stderr, "%s\n", error_msg);
shut_down_emacs (0, 0, Qnil);
@@ -7738,6 +7769,7 @@ x_connection_closed (dpy, error_message)
sigunblock (sigmask (SIGALRM));
TOTALLY_UNBLOCK_INPUT;
+ unbind_to (index, Qnil);
clear_waiting_for_input ();
error ("%s", error_msg);
}
@@ -7942,7 +7974,7 @@ xim_destroy_callback (xim, client_data, call_data)
FOR_EACH_FRAME (tail, frame)
{
struct frame *f = XFRAME (frame);
- if (FRAME_X_DISPLAY_INFO (f) == dpyinfo)
+ if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo)
{
FRAME_XIC (f) = NULL;
xic_free_xfontset (f);
@@ -8041,7 +8073,8 @@ xim_instantiate_callback (display, client_data, call_data)
{
struct frame *f = XFRAME (frame);
- if (FRAME_X_DISPLAY_INFO (f) == xim_inst->dpyinfo)
+ if (FRAME_X_P (f)
+ && FRAME_X_DISPLAY_INFO (f) == xim_inst->dpyinfo)
if (FRAME_XIC (f) == NULL)
{
create_frame_xic (f);
@@ -10103,6 +10136,7 @@ x_term_init (display_name, xrm_option, resource_name)
{
int connection;
Display *dpy;
+ struct display *display;
struct x_display_info *dpyinfo;
XrmDatabase xrdb;
@@ -10237,6 +10271,8 @@ x_term_init (display_name, xrm_option, resource_name)
dpyinfo = (struct x_display_info *) xmalloc (sizeof (struct x_display_info));
bzero (dpyinfo, sizeof *dpyinfo);
+ display = x_create_frame_display (dpyinfo);
+
#ifdef MULTI_KBOARD
{
struct x_display_info *share;
@@ -10248,30 +10284,30 @@ x_term_init (display_name, xrm_option, resource_name)
SDATA (display_name)))
break;
if (share)
- dpyinfo->kboard = share->kboard;
+ display->kboard = share->frame_display->kboard;
else
{
- dpyinfo->kboard = (KBOARD *) xmalloc (sizeof (KBOARD));
- init_kboard (dpyinfo->kboard);
+ display->kboard = (KBOARD *) xmalloc (sizeof (KBOARD));
+ init_kboard (display->kboard);
if (!EQ (XSYMBOL (Qvendor_specific_keysyms)->function, Qunbound))
{
char *vendor = ServerVendor (dpy);
UNBLOCK_INPUT;
- dpyinfo->kboard->Vsystem_key_alist
+ display->kboard->Vsystem_key_alist
= call1 (Qvendor_specific_keysyms,
build_string (vendor ? vendor : ""));
BLOCK_INPUT;
}
- dpyinfo->kboard->next_kboard = all_kboards;
- all_kboards = dpyinfo->kboard;
+ display->kboard->next_kboard = all_kboards;
+ all_kboards = display->kboard;
/* Don't let the initial kboard remain current longer than necessary.
That would cause problems if a file loaded on startup tries to
prompt in the mini-buffer. */
if (current_kboard == initial_kboard)
- current_kboard = dpyinfo->kboard;
+ current_kboard = display->kboard;
}
- dpyinfo->kboard->reference_count++;
+ display->kboard->reference_count++;
}
#endif
@@ -10286,6 +10322,11 @@ x_term_init (display_name, xrm_option, resource_name)
dpyinfo->display = dpy;
+ /* Set the name of the display. */
+ display->name = (char *) xmalloc (SBYTES (display_name) + 1);
+ strncpy (display->name, SDATA (display_name), SBYTES (display_name));
+ display->name[SBYTES (display_name)] = 0;
+
#if 0
XSetAfterFunction (x_current_display, x_trace_wire);
#endif /* ! 0 */
@@ -10591,7 +10632,16 @@ x_delete_display (dpyinfo)
struct x_display_info *dpyinfo;
{
int i;
+ struct display *d;
+ /* Delete the generic struct display for this X display. */
+ for (d = display_list; d; d = d->next_display)
+ if (d->type == output_x_window && d->display_info.x == dpyinfo)
+ {
+ delete_display (d);
+ break;
+ }
+
delete_keyboard_wait_descriptor (dpyinfo->connection);
/* Discard this display from x_display_name_list and x_display_list.
@@ -10634,10 +10684,6 @@ x_delete_display (dpyinfo)
XrmDestroyDatabase (dpyinfo->xrdb);
#endif
#endif
-#ifdef MULTI_KBOARD
- if (--dpyinfo->kboard->reference_count == 0)
- delete_kboard (dpyinfo->kboard);
-#endif
#ifdef HAVE_X_I18N
if (dpyinfo->xim)
xim_close_dpy (dpyinfo);
@@ -10652,10 +10698,11 @@ x_delete_display (dpyinfo)
xfree (dpyinfo->font_table[i].name);
}
- if (dpyinfo->font_table->font_encoder)
+ if (dpyinfo->font_table && dpyinfo->font_table->font_encoder)
xfree (dpyinfo->font_table->font_encoder);
- xfree (dpyinfo->font_table);
+ if (dpyinfo->font_table)
+ xfree (dpyinfo->font_table);
xfree (dpyinfo->x_id_name);
xfree (dpyinfo->color_cells);
xfree (dpyinfo);
@@ -10689,70 +10736,123 @@ x_process_timeouts (timer)
extern frame_parm_handler x_frame_parm_handlers[];
static struct redisplay_interface x_redisplay_interface =
-{
- x_frame_parm_handlers,
- x_produce_glyphs,
- x_write_glyphs,
- x_insert_glyphs,
- x_clear_end_of_line,
- x_scroll_run,
- x_after_update_window_line,
- x_update_window_begin,
- x_update_window_end,
- x_cursor_to,
- x_flush,
+ {
+ x_frame_parm_handlers,
+ x_produce_glyphs,
+ x_write_glyphs,
+ x_insert_glyphs,
+ x_clear_end_of_line,
+ x_scroll_run,
+ x_after_update_window_line,
+ x_update_window_begin,
+ x_update_window_end,
+ x_cursor_to,
+ x_flush,
#ifdef XFlush
- x_flush,
+ x_flush,
#else
- 0, /* flush_display_optional */
+ 0, /* flush_display_optional */
#endif
- x_clear_window_mouse_face,
- x_get_glyph_overhangs,
- x_fix_overlapping_area,
- x_draw_fringe_bitmap,
- 0, /* define_fringe_bitmap */
- 0, /* destroy_fringe_bitmap */
- x_per_char_metric,
- x_encode_char,
- x_compute_glyph_string_overhangs,
- x_draw_glyph_string,
- x_define_frame_cursor,
- x_clear_frame_area,
- x_draw_window_cursor,
- x_draw_vertical_window_border,
- x_shift_glyphs_for_insert
-};
+ x_clear_window_mouse_face,
+ x_get_glyph_overhangs,
+ x_fix_overlapping_area,
+ x_draw_fringe_bitmap,
+ 0, /* define_fringe_bitmap */
+ 0, /* destroy_fringe_bitmap */
+ x_per_char_metric,
+ x_encode_char,
+ x_compute_glyph_string_overhangs,
+ x_draw_glyph_string,
+ x_define_frame_cursor,
+ x_clear_frame_area,
+ x_draw_window_cursor,
+ x_draw_vertical_window_border,
+ x_shift_glyphs_for_insert
+ };
+
+
+/* This function is called when the last frame on a display is deleted. */
+void
+x_delete_frame_display (struct display *display)
+{
+ struct x_display_info *dpyinfo = display->display_info.x;
+ int i;
+
+ BLOCK_INPUT;
+ /* Free the fonts in the font table. */
+ for (i = 0; i < dpyinfo->n_fonts; i++)
+ if (dpyinfo->font_table[i].name)
+ {
+ XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font);
+ }
+
+ x_destroy_all_bitmaps (dpyinfo);
+ XSetCloseDownMode (dpyinfo->display, DestroyAll);
+
+#ifdef USE_X_TOOLKIT
+ XtCloseDisplay (dpyinfo->display);
+#else
+#ifdef USE_GTK
+ xg_display_close (dpyinfo->display);
+#else
+ XCloseDisplay (dpyinfo->display);
+#endif
+#endif
+
+ x_delete_display (dpyinfo);
+ UNBLOCK_INPUT;
+}
+
+
+struct display *
+x_create_frame_display (struct x_display_info *dpyinfo)
+{
+ struct display *display;
+
+ display = create_display ();
+
+ display->type = output_x_window;
+ display->display_info.x = dpyinfo;
+ dpyinfo->frame_display = display;
+
+ /* kboard is initialized in x_term_init. */
+
+ display->clear_frame_hook = x_clear_frame;
+ display->ins_del_lines_hook = x_ins_del_lines;
+ display->delete_glyphs_hook = x_delete_glyphs;
+ display->ring_bell_hook = XTring_bell;
+ display->reset_terminal_modes_hook = XTreset_terminal_modes;
+ display->set_terminal_modes_hook = XTset_terminal_modes;
+ display->update_begin_hook = x_update_begin;
+ display->update_end_hook = x_update_end;
+ display->set_terminal_window_hook = XTset_terminal_window;
+ display->read_socket_hook = XTread_socket;
+ display->frame_up_to_date_hook = XTframe_up_to_date;
+ display->mouse_position_hook = XTmouse_position;
+ display->frame_rehighlight_hook = XTframe_rehighlight;
+ display->frame_raise_lower_hook = XTframe_raise_lower;
+ display->set_vertical_scroll_bar_hook = XTset_vertical_scroll_bar;
+ display->condemn_scroll_bars_hook = XTcondemn_scroll_bars;
+ display->redeem_scroll_bar_hook = XTredeem_scroll_bar;
+ display->judge_scroll_bars_hook = XTjudge_scroll_bars;
+
+ display->delete_frame_hook = x_destroy_window;
+ display->delete_display_hook = x_delete_frame_display;
+
+ display->rif = &x_redisplay_interface;
+ display->scroll_region_ok = 1; /* We'll scroll partial frames. */
+ display->char_ins_del_ok = 1;
+ display->line_ins_del_ok = 1; /* We'll just blt 'em. */
+ display->fast_clear_end_of_line = 1; /* X does this well. */
+ display->memory_below_frame = 0; /* We don't remember what scrolls
+ off the bottom. */
+
+ return display;
+}
void
x_initialize ()
{
- rif = &x_redisplay_interface;
-
- clear_frame_hook = x_clear_frame;
- ins_del_lines_hook = x_ins_del_lines;
- delete_glyphs_hook = x_delete_glyphs;
- ring_bell_hook = XTring_bell;
- reset_terminal_modes_hook = XTreset_terminal_modes;
- set_terminal_modes_hook = XTset_terminal_modes;
- update_begin_hook = x_update_begin;
- update_end_hook = x_update_end;
- set_terminal_window_hook = XTset_terminal_window;
- read_socket_hook = XTread_socket;
- frame_up_to_date_hook = XTframe_up_to_date;
- mouse_position_hook = XTmouse_position;
- frame_rehighlight_hook = XTframe_rehighlight;
- frame_raise_lower_hook = XTframe_raise_lower;
- set_vertical_scroll_bar_hook = XTset_vertical_scroll_bar;
- condemn_scroll_bars_hook = XTcondemn_scroll_bars;
- redeem_scroll_bar_hook = XTredeem_scroll_bar;
- judge_scroll_bars_hook = XTjudge_scroll_bars;
-
- scroll_region_ok = 1; /* we'll scroll partial frames */
- char_ins_del_ok = 1;
- line_ins_del_ok = 1; /* we'll just blt 'em */
- fast_clear_end_of_line = 1; /* X does this well */
- memory_below_frame = 0; /* we don't remember what scrolls
- off the bottom */
baud_rate = 19200;
x_noop_count = 0;
@@ -10807,9 +10907,11 @@ x_initialize ()
XSetIOErrorHandler (x_io_error_quitter);
/* Disable Window Change signals; they are handled by X events. */
+#if 0 /* Don't. We may want to open tty frames later. */
#ifdef SIGWINCH
signal (SIGWINCH, SIG_DFL);
#endif /* SIGWINCH */
+#endif
signal (SIGPIPE, x_connection_signal);
}
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