/* MS-DOS specific C utilities. -*- coding: raw-text -*-
Copyright (C) 1993, 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2002,
- 2003, 2004, 2005, 2006, 2007, 2008
+ 2003, 2004, 2005, 2006, 2007, 2008, 2009
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
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 <http://www.gnu.org/licenses/>. */
/* Contributed by Morten Welinder */
/* New display, keyboard, and mouse control by Kim F. Storm */
#include "msdos.h"
#include "systime.h"
+#include "frame.h"
#include "termhooks.h"
#include "termchar.h"
#include "dispextern.h"
#include "dosfns.h"
#include "termopts.h"
-#include "charset.h"
+#include "character.h"
#include "coding.h"
#include "disptab.h"
-#include "frame.h"
#include "window.h"
#include "buffer.h"
#include "commands.h"
if (have_mouse > 0 && !mouse_visible)
{
- if (termscript)
- fprintf (termscript, "<M_ON>");
+ struct tty_display_info *tty = CURTTY ();
+
+ if (tty->termscript)
+ fprintf (tty->termscript, "<M_ON>");
regs.x.ax = 0x0001;
int86 (0x33, ®s, ®s);
mouse_visible = 1;
if (have_mouse > 0 && mouse_visible)
{
- if (termscript)
- fprintf (termscript, "<M_OFF>");
+ struct tty_display_info *tty = CURTTY ();
+
+ if (tty->termscript)
+ fprintf (tty->termscript, "<M_OFF>");
regs.x.ax = 0x0002;
int86 (0x33, ®s, ®s);
mouse_visible = 0;
int x, y;
{
union REGS regs;
+ struct tty_display_info *tty = CURTTY ();
- if (termscript)
- fprintf (termscript, "<M_XY=%dx%d>", x, y);
+ if (tty->termscript)
+ fprintf (tty->termscript, "<M_XY=%dx%d>", x, y);
regs.x.ax = 0x0004;
mouse_last_x = regs.x.cx = x * 8;
mouse_last_y = regs.x.dx = y * 8;
mouse_init ()
{
union REGS regs;
+ struct tty_display_info *tty = CURTTY ();
- if (termscript)
- fprintf (termscript, "<M_INIT>");
+ if (tty->termscript)
+ fprintf (tty->termscript, "<M_INIT>");
regs.x.ax = 0x0021;
int86 (0x33, ®s, ®s);
static unsigned short outside_cursor;
/* Similar to the_only_frame. */
-struct x_output the_only_x_display;
+struct tty_display_info the_only_display_info;
/* Support for DOS/V (allows Japanese characters to be displayed on
standard, non-Japanese, ATs). Only supported for DJGPP v2 and later. */
if (current_rows != *rows || current_cols != *cols)
{
struct frame *f = SELECTED_FRAME();
- struct display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
+ struct tty_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
Lisp_Object window = dpyinfo->mouse_face_window;
if (! NILP (window) && XFRAME (XWINDOW (window)->frame) == f)
unsigned desired_cursor;
__dpmi_regs regs;
int max_line, top_line, bot_line;
+ struct tty_display_info *tty = FRAME_TTY (f);
/* Avoid the costly BIOS call if F isn't the currently selected
frame. Allow for NULL as unconditionally meaning the selected
if (f && f != SELECTED_FRAME())
return;
- if (termscript)
- fprintf (termscript, "\nCURSOR SHAPE=(%d,%d)", start_line, width);
+ if (tty->termscript)
+ fprintf (tty->termscript, "\nCURSOR SHAPE=(%d,%d)", start_line, width);
/* The character cell size in scan lines is stored at 40:85 in the
BIOS data area. */
}
static void
-IT_ring_bell (void)
+IT_ring_bell (struct frame *f)
{
if (visible_bell)
{
struct face *fp = FACE_FROM_ID (sf, face);
struct face *dfp = FACE_FROM_ID (sf, DEFAULT_FACE_ID);
unsigned long fg, bg, dflt_fg, dflt_bg;
+ struct tty_display_info *tty = FRAME_TTY (sf);
if (!fp)
{
fg = bg;
bg = tem2;
}
- if (termscript)
- fprintf (termscript, "<FACE %d: %d/%d[FG:%d/BG:%d]>", face,
+ if (tty->termscript)
+ fprintf (tty->termscript, "<FACE %d: %d/%d[FG:%d/BG:%d]>", face,
fp->foreground, fp->background, fg, bg);
if (fg >= 0 && fg < 16)
{
}
}
-Lisp_Object Vdos_unsupported_char_glyph;
+/* According to RBIL (INTERRUP.A, V-1000), 160 is the maximum possible
+ width of a DOS display in any known text mode. We multiply by 2 to
+ accomodate the screen attribute byte. */
+#define MAX_SCREEN_BUF 160*2
+Lisp_Object Vdos_unsupported_char_glyph;
+extern unsigned char *encode_terminal_code (struct glyph *, int,
+ struct coding_system *);
static void
-IT_write_glyphs (struct glyph *str, int str_len)
+IT_write_glyphs (struct frame *f, struct glyph *str, int str_len)
{
- unsigned char *screen_buf, *screen_bp, *screen_buf_end, *bp;
- int unsupported_face = 0;
- unsigned unsupported_char = '\177';
+ unsigned char screen_buf[MAX_SCREEN_BUF], *screen_bp, *bp;
int offset = 2 * (new_pos_X + screen_size_X * new_pos_Y);
register int sl = str_len;
- register int tlen = GLYPH_TABLE_LENGTH;
- register Lisp_Object *tbase = GLYPH_TABLE_BASE;
-
- /* If terminal_coding does any conversion, use it, otherwise use
- safe_terminal_coding. We can't use CODING_REQUIRE_ENCODING here
- because it always returns 1 if terminal_coding.src_multibyte is 1. */
- struct coding_system *coding =
- (terminal_coding.common_flags & CODING_REQUIRE_ENCODING_MASK
- ? &terminal_coding
- : &safe_terminal_coding);
+ struct tty_display_info *tty = FRAME_TTY (f);
struct frame *sf;
+ unsigned char *conversion_buffer;
/* Do we need to consider conversion of unibyte characters to
multibyte? */
= (NILP (current_buffer->enable_multibyte_characters)
&& unibyte_display_via_language_environment);
- unsigned char conversion_buffer[256];
- int conversion_buffer_size = sizeof conversion_buffer;
+ /* If terminal_coding does any conversion, use it, otherwise use
+ safe_terminal_coding. We can't use CODING_REQUIRE_ENCODING here
+ because it always returns 1 if terminal_coding.src_multibyte is 1. */
+ struct coding_system *coding = FRAME_TERMINAL_CODING (f);
- if (str_len <= 0) return;
+ if (!(coding->common_flags & CODING_REQUIRE_ENCODING_MASK))
+ coding = &safe_terminal_coding;
- /* Set up the unsupported character glyph */
- if (!NILP (Vdos_unsupported_char_glyph))
- {
- unsupported_char = FAST_GLYPH_CHAR (XINT (Vdos_unsupported_char_glyph));
- unsupported_face = FAST_GLYPH_FACE (XINT (Vdos_unsupported_char_glyph));
- }
+ if (str_len <= 0) return;
- screen_buf = screen_bp = alloca (str_len * 2);
- screen_buf_end = screen_buf + str_len * 2;
sf = SELECTED_FRAME();
/* Since faces get cached and uncached behind our back, we can't
/* The mode bit CODING_MODE_LAST_BLOCK should be set to 1 only at
the tail. */
- terminal_coding.mode &= ~CODING_MODE_LAST_BLOCK;
- while (sl)
+ coding->mode &= ~CODING_MODE_LAST_BLOCK;
+ screen_bp = &screen_buf[0];
+ while (sl > 0)
{
- int cf, chlen, enclen;
- unsigned char workbuf[MAX_MULTIBYTE_LENGTH], *buf;
- unsigned ch;
-
- /* Glyphs with GLYPH_MASK_PADDING bit set are actually there
- only for the redisplay code to know how many columns does
- this character occupy on the screen. Skip padding glyphs. */
- if (CHAR_GLYPH_PADDING_P (*str))
- {
- str++;
- sl--;
- }
- else
- {
- register GLYPH g = GLYPH_FROM_CHAR_GLYPH (*str);
- int glyph_not_in_table = 0;
-
- /* If g is negative, it means we have a multibyte character
- in *str. That's what GLYPH_FROM_CHAR_GLYPH returns for
- multibyte characters. */
- if (g < 0 || g >= tlen)
- {
- /* This glyph doesn't have an entry in Vglyph_table. */
- ch = str->u.ch;
- glyph_not_in_table = 1;
- }
- else
- {
- /* This glyph has an entry in Vglyph_table, so process
- any aliases before testing for simpleness. */
- GLYPH_FOLLOW_ALIASES (tbase, tlen, g);
- ch = FAST_GLYPH_CHAR (g);
- }
-
- /* Convert the character code to multibyte, if they
- requested display via language environment. We only want
- to convert unibyte characters to multibyte in unibyte
- buffers! Otherwise, the 8-bit value in CH came from the
- display table set up to display foreign characters. */
- if (SINGLE_BYTE_CHAR_P (ch) && convert_unibyte_characters
- && (ch >= 0240
- || (ch >= 0200 && !NILP (Vnonascii_translation_table))))
- ch = unibyte_char_to_multibyte (ch);
-
- /* Invalid characters are displayed with a special glyph. */
- if (! CHAR_VALID_P (ch, 0))
- {
- g = !NILP (Vdos_unsupported_char_glyph)
- ? XINT (Vdos_unsupported_char_glyph)
- : MAKE_GLYPH (sf, '\177', GLYPH_FACE (sf, g));
- ch = FAST_GLYPH_CHAR (g);
- }
-
- /* If the face of this glyph is different from the current
- screen face, update the screen attribute byte. */
- cf = str->face_id;
- if (cf != screen_face)
- IT_set_face (cf); /* handles invalid faces gracefully */
-
- if (glyph_not_in_table || GLYPH_SIMPLE_P (tbase, tlen, g))
- {
- /* We generate the multi-byte form of CH in WORKBUF. */
- chlen = CHAR_STRING (ch, workbuf);
- buf = workbuf;
- }
- else
- {
- /* We have a string in Vglyph_table. */
- chlen = GLYPH_LENGTH (tbase, g);
- buf = GLYPH_STRING (tbase, g);
- }
-
- /* If the character is not multibyte, don't bother converting it. */
- if (chlen == 1)
- {
- *conversion_buffer = (unsigned char)ch;
- chlen = 0;
- enclen = 1;
- }
- else
- {
- coding->src_multibyte = 1;
- encode_coding (coding, buf, conversion_buffer, chlen,
- conversion_buffer_size);
- chlen -= coding->consumed;
- enclen = coding->produced;
-
- /* Replace glyph codes that cannot be converted by
- terminal_coding with Vdos_unsupported_char_glyph. */
- if (*conversion_buffer == '?')
- {
- unsigned char *cbp = conversion_buffer;
+ int cf;
+ int n;
+
+ /* If the face of this glyph is different from the current
+ screen face, update the screen attribute byte. */
+ cf = str->face_id;
+ if (cf != screen_face)
+ IT_set_face (cf); /* handles invalid faces gracefully */
+
+ /* Identify a run of glyphs with the same face. */
+ for (n = 1; n < sl; ++n)
+ if (str[n].face_id != cf)
+ break;
- while (cbp < conversion_buffer + enclen && *cbp == '?')
- *cbp++ = unsupported_char;
- if (unsupported_face != screen_face)
- IT_set_face (unsupported_face);
- }
- }
+ if (n >= sl)
+ /* This is the last glyph. */
+ coding->mode |= CODING_MODE_LAST_BLOCK;
- if (enclen + chlen > screen_buf_end - screen_bp)
- {
- /* The allocated buffer for screen writes is too small.
- Flush it and loop again without incrementing STR, so
- that the next loop will begin with the same glyph. */
- int nbytes = screen_bp - screen_buf;
-
- mouse_off_maybe ();
- dosmemput (screen_buf, nbytes, (int)ScreenPrimary + offset);
- if (screen_virtual_segment)
- dosv_refresh_virtual_screen (offset, nbytes / 2);
- new_pos_X += nbytes / 2;
- offset += nbytes;
-
- /* Prepare to reuse the same buffer again. */
- screen_bp = screen_buf;
- }
- else
+ conversion_buffer = encode_terminal_code (str, n, coding);
+ if (coding->produced > 0)
+ {
+ /* Copy the encoded bytes to the screen buffer. */
+ for (bp = conversion_buffer; coding->produced--; bp++)
{
- /* There's enough place in the allocated buffer to add
- the encoding of this glyph. */
-
- /* First, copy the encoded bytes. */
- for (bp = conversion_buffer; enclen--; bp++)
+ /* Paranoia: discard bytes that would overrun the end of
+ the screen buffer. */
+ if (screen_bp - screen_buf <= MAX_SCREEN_BUF - 2)
{
*screen_bp++ = (unsigned char)*bp;
*screen_bp++ = ScreenAttrib;
- if (termscript)
- fputc (*bp, termscript);
}
-
- /* Now copy the bytes not consumed by the encoding. */
- if (chlen > 0)
- {
- buf += coding->consumed;
- while (chlen--)
- {
- if (termscript)
- fputc (*buf, termscript);
- *screen_bp++ = (unsigned char)*buf++;
- *screen_bp++ = ScreenAttrib;
- }
- }
-
- /* Update STR and its remaining length. */
- str++;
- sl--;
+ if (tty->termscript)
+ fputc (*bp, tty->termscript);
}
}
+ /* Update STR and its remaining length. */
+ str += n;
+ sl -= n;
}
- /* Dump whatever is left in the screen buffer. */
+ /* Dump whatever we have in the screen buffer. */
mouse_off_maybe ();
dosmemput (screen_buf, screen_bp - screen_buf, (int)ScreenPrimary + offset);
if (screen_virtual_segment)
dosv_refresh_virtual_screen (offset, (screen_bp - screen_buf) / 2);
new_pos_X += (screen_bp - screen_buf) / 2;
-
- /* We may have to output some codes to terminate the writing. */
- if (CODING_REQUIRE_FLUSHING (coding))
- {
- coding->mode |= CODING_MODE_LAST_BLOCK;
- encode_coding (coding, "", conversion_buffer, 0, conversion_buffer_size);
- if (coding->produced > 0)
- {
- screen_buf = alloca (coding->produced * 2);
- for (screen_bp = screen_buf, bp = conversion_buffer;
- coding->produced--; bp++)
- {
- *screen_bp++ = (unsigned char)*bp;
- *screen_bp++ = ScreenAttrib;
- if (termscript)
- fputc (*bp, termscript);
- }
- offset += screen_bp - screen_buf;
- mouse_off_maybe ();
- dosmemput (screen_buf, screen_bp - screen_buf,
- (int)ScreenPrimary + offset);
- if (screen_virtual_segment)
- dosv_refresh_virtual_screen (offset, (screen_bp - screen_buf) / 2);
- new_pos_X += (screen_bp - screen_buf) / 2;
- }
- }
}
/************************************************************************
/* Display the active region described by mouse_face_*
in its mouse-face if HL > 0, in its normal face if HL = 0. */
static void
-show_mouse_face (struct display_info *dpyinfo, int hl)
+show_mouse_face (struct tty_display_info *dpyinfo, int hl)
{
struct window *w = XWINDOW (dpyinfo->mouse_face_window);
struct frame *f = XFRAME (WINDOW_FRAME (w));
int i;
struct face *fp;
+ struct tty_display_info *tty = FRAME_TTY (f);
/* If window is in the process of being destroyed, don't bother
int offset = ScreenPrimary + 2*(vpos*screen_size_X + kstart) + 1;
int start_offset = offset;
- if (termscript)
- fprintf (termscript, "\n<MH+ %d-%d:%d>",
+ if (tty->termscript)
+ fprintf (tty->termscript, "\n<MH+ %d-%d:%d>",
kstart, kstart + nglyphs - 1, vpos);
mouse_off ();
new_pos_X = start_hpos + WINDOW_LEFT_EDGE_X (w);
new_pos_Y = row->y + WINDOW_TOP_EDGE_Y (w);
- if (termscript)
- fprintf (termscript, "<MH- %d-%d:%d>",
+ if (tty->termscript)
+ fprintf (tty->termscript, "<MH- %d-%d:%d>",
new_pos_X, new_pos_X + nglyphs - 1, new_pos_Y);
- IT_write_glyphs (row->glyphs[TEXT_AREA] + start_hpos, nglyphs);
- if (termscript)
- fputs ("\n", termscript);
+ IT_write_glyphs (f, row->glyphs[TEXT_AREA] + start_hpos, nglyphs);
+ if (tty->termscript)
+ fputs ("\n", tty->termscript);
new_pos_X = save_x;
new_pos_Y = save_y;
}
/* Clear out the mouse-highlighted active region.
Redraw it un-highlighted first. */
static void
-clear_mouse_face (struct display_info *dpyinfo)
+clear_mouse_face (struct tty_display_info *dpyinfo)
{
if (!dpyinfo->mouse_face_hidden && ! NILP (dpyinfo->mouse_face_window))
show_mouse_face (dpyinfo, 0);
IT_note_mode_line_highlight (struct window *w, int x, int mode_line_p)
{
struct frame *f = XFRAME (w->frame);
- struct display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
+ struct tty_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
struct glyph_row *row;
if (mode_line_p)
static void
IT_note_mouse_highlight (struct frame *f, int x, int y)
{
- struct display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
+ struct tty_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
enum window_part part = ON_NOTHING;
Lisp_Object window;
struct window *w;
/* Find the range of text around this char that
should be active. */
Lisp_Object before, after;
- int ignore;
+ EMACS_INT ignore;
before = Foverlay_start (overlay);
after = Foverlay_end (overlay);
/* Find the range of text around this char that
should be active. */
Lisp_Object before, after, beginning, end;
- int ignore;
+ EMACS_INT ignore;
beginning = Fmarker_position (w->start);
XSETINT (end, (BUF_Z (XBUFFER (w->buffer))
}
static void
-IT_clear_end_of_line (int first_unused)
+IT_clear_end_of_line (struct frame *f, int first_unused)
{
char *spaces, *sp;
int i, j, offset = 2 * (new_pos_X + screen_size_X * new_pos_Y);
extern int fatal_error_in_progress;
+ struct tty_display_info *tty = FRAME_TTY (f);
if (new_pos_X >= first_unused || fatal_error_in_progress)
return;
IT_set_face (0);
i = (j = first_unused - new_pos_X) * 2;
- if (termscript)
- fprintf (termscript, "<CLR:EOL[%d..%d)>", new_pos_X, first_unused);
+ if (tty->termscript)
+ fprintf (tty->termscript, "<CLR:EOL[%d..%d)>", new_pos_X, first_unused);
spaces = sp = alloca (i);
while (--j >= 0)
}
static void
-IT_clear_screen (void)
+IT_clear_screen (struct frame *f)
{
- if (termscript)
- fprintf (termscript, "<CLR:SCR>");
+ struct tty_display_info *tty = FRAME_TTY (f);
+
+ if (tty->termscript)
+ fprintf (tty->termscript, "<CLR:SCR>");
/* We are sometimes called (from clear_garbaged_frames) when a new
frame is being created, but its faces are not yet realized. In
such a case we cannot call IT_set_face, since it will fail to find
}
static void
-IT_clear_to_end (void)
+IT_clear_to_end (struct frame *f)
{
- if (termscript)
- fprintf (termscript, "<CLR:EOS>");
+ struct tty_display_info *tty = FRAME_TTY (f);
+
+ if (tty->termscript)
+ fprintf (tty->termscript, "<CLR:EOS>");
while (new_pos_Y < screen_size_Y) {
new_pos_X = 0;
- IT_clear_end_of_line (screen_size_X);
+ IT_clear_end_of_line (f, screen_size_X);
new_pos_Y++;
}
}
static void
-IT_cursor_to (int y, int x)
+IT_cursor_to (struct frame *f, int y, int x)
{
- if (termscript)
- fprintf (termscript, "\n<XY=%dx%d>", x, y);
+ struct tty_display_info *tty = FRAME_TTY (f);
+
+ if (tty->termscript)
+ fprintf (tty->termscript, "\n<XY=%dx%d>", x, y);
new_pos_X = x;
new_pos_Y = y;
}
static void
IT_display_cursor (int on)
{
- if (termscript)
- fprintf (termscript, "\nCURSOR %s", on ? "ON" : "OFF");
+ struct tty_display_info *tty = CURTTY ();
+
if (on && cursor_cleared)
{
ScreenSetCursor (current_pos_Y, current_pos_X);
cursor_cleared = 0;
+ if (tty->termscript)
+ fprintf (tty->termscript, "\nCURSOR ON");
}
else if (!on && !cursor_cleared)
{
ScreenSetCursor (-1, -1);
cursor_cleared = 1;
+ if (tty->termscript)
+ fprintf (tty->termscript, "\nCURSOR OFF");
}
}
/* Only set the cursor to where it should be if the display is
already in sync with the window contents. */
int update_cursor_pos = 1; /* MODIFF == unchanged_modified; */
+ struct tty_display_info *tty = FRAME_TTY (f);
/* FIXME: This needs to be rewritten for the new redisplay, or
removed. */
&& (current_pos_X != new_pos_X || current_pos_Y != new_pos_Y))
{
ScreenSetCursor (current_pos_Y = new_pos_Y, current_pos_X = new_pos_X);
- if (termscript)
- fprintf (termscript, "\n<CURSOR:%dx%d>", current_pos_X, current_pos_Y);
+ if (tty->termscript)
+ fprintf (tty->termscript, "\n<CURSOR:%dx%d>", current_pos_X, current_pos_Y);
}
/* Maybe cursor is invisible, so make it visible. */
static void
IT_update_begin (struct frame *f)
{
- struct display_info *display_info = FRAME_X_DISPLAY_INFO (f);
+ struct tty_display_info *display_info = FRAME_X_DISPLAY_INFO (f);
struct frame *mouse_face_frame = display_info->mouse_face_mouse_frame;
+ if (display_info->termscript)
+ fprintf (display_info->termscript, "\n\n<UPDATE_BEGIN");
+
BLOCK_INPUT;
if (f && f == mouse_face_frame)
static void
IT_update_end (struct frame *f)
{
- FRAME_X_DISPLAY_INFO (f)->mouse_face_defer = 0;
+ struct tty_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
+
+ if (dpyinfo->termscript)
+ fprintf (dpyinfo->termscript, "\n<UPDATE_END\n");
+ dpyinfo->mouse_face_defer = 0;
}
static void
IT_frame_up_to_date (struct frame *f)
{
- struct display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
+ struct tty_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
Lisp_Object new_cursor, frame_desired_cursor;
struct window *sw;
/* Insert and delete glyphs. */
static void
-IT_insert_glyphs (start, len)
+IT_insert_glyphs (f, start, len)
+ struct frame *f;
register struct glyph *start;
register int len;
{
IT_copy_glyphs (new_pos_X, new_pos_X + len, shift_by_width, new_pos_Y);
/* Now write the glyphs to be inserted. */
- IT_write_glyphs (start, len);
+ IT_write_glyphs (f, start, len);
}
static void
-IT_delete_glyphs (n)
+IT_delete_glyphs (f, n)
+ struct frame *f;
register int n;
{
abort ();
resumed, and whenever the screen is redrawn! */
static void
-IT_set_terminal_modes (void)
+IT_set_terminal_modes (struct terminal *term)
{
- if (termscript)
- fprintf (termscript, "\n<SET_TERM>");
+ struct tty_display_info *tty;
+
+ /* If called with initial terminal, it's too early to do anything
+ useful. */
+ if (term->type == output_initial)
+ return;
+
+ tty = term->display_info.tty;
+
+ if (tty->termscript)
+ fprintf (tty->termscript, "\n<SET_TERM>");
screen_size_X = ScreenCols ();
screen_size_Y = ScreenRows ();
ScreenGetCursor (&startup_pos_Y, &startup_pos_X);
ScreenRetrieve (startup_screen_buffer = xmalloc (screen_size * 2));
- if (termscript)
- fprintf (termscript, "<SCREEN SAVED (dimensions=%dx%d)>\n",
- screen_size_X, screen_size_Y);
-
bright_bg ();
}
suspended or killed. */
static void
-IT_reset_terminal_modes (void)
+IT_reset_terminal_modes (struct terminal *term)
{
int display_row_start = (int) ScreenPrimary;
int saved_row_len = startup_screen_size_X * 2;
int to_next_row = update_row_len;
unsigned char *saved_row = startup_screen_buffer;
int cursor_pos_X = ScreenCols () - 1, cursor_pos_Y = ScreenRows () - 1;
+ struct tty_display_info *tty = term->display_info.tty;
- if (termscript)
- fprintf (termscript, "\n<RESET_TERM>");
+ if (tty->termscript)
+ fprintf (tty->termscript, "\n<RESET_TERM>");
if (!term_setup_done)
return;
if (current_rows > startup_screen_size_Y)
current_rows = startup_screen_size_Y;
- if (termscript)
- fprintf (termscript, "<SCREEN RESTORED (dimensions=%dx%d)>\n",
+ if (tty->termscript)
+ fprintf (tty->termscript, "<SCREEN RESTORED (dimensions=%dx%d)>\n",
update_row_len / 2, current_rows);
while (current_rows--)
ScreenSetCursor (cursor_pos_Y, cursor_pos_X);
xfree (startup_screen_buffer);
+ startup_screen_buffer = NULL;
term_setup_done = 0;
}
static void
-IT_set_terminal_window (int foo)
+IT_set_terminal_window (struct frame *f, int foo)
{
}
struct frame *f;
CHECK_FRAME (frame);
- f= XFRAME (frame);
+ f = XFRAME (frame);
/* This function is called after applying default-frame-alist to the
initial frame. At that time, if reverse-colors option was
specified in default-frame-alist, it was already applied, and
- frame colors are reversed. We need to account for that. */
- if (EQ (Fcdr (Fassq (Qreverse, f->param_alist)), Qt))
- {
- initial_screen_colors[0] = FRAME_BACKGROUND_PIXEL (f);
- initial_screen_colors[1] = FRAME_FOREGROUND_PIXEL (f);
- }
- else
- {
- initial_screen_colors[0] = FRAME_FOREGROUND_PIXEL (f);
- initial_screen_colors[1] = FRAME_BACKGROUND_PIXEL (f);
- }
+ frame colors are reversed. */
+ initial_screen_colors[0] = FRAME_FOREGROUND_PIXEL (f);
+ initial_screen_colors[1] = FRAME_BACKGROUND_PIXEL (f);
}
void
unsigned long orig_fg, orig_bg;
Lisp_Object frame_bg, frame_fg;
extern Lisp_Object Qdefault, QCforeground, QCbackground;
+ struct tty_display_info *tty = FRAME_TTY (f);
/* If we are creating a new frame, begin with the original screen colors
used for the initial frame. */
{
FRAME_FOREGROUND_PIXEL (f) = initial_screen_colors[0];
FRAME_BACKGROUND_PIXEL (f) = initial_screen_colors[1];
+ init_frame_faces (f);
}
orig_fg = FRAME_FOREGROUND_PIXEL (f);
orig_bg = FRAME_BACKGROUND_PIXEL (f);
}
need_to_reverse = reverse && !was_reverse;
- if (termscript && need_to_reverse)
- fprintf (termscript, "<INVERSE-VIDEO>\n");
+ if (tty->termscript && need_to_reverse)
+ fprintf (tty->termscript, "<INVERSE-VIDEO>\n");
/* Now process the alist elements in reverse of specified order. */
for (i--; i >= 0; i--)
/* Make sure the foreground of the default face for this
frame is changed as well. */
XSETFRAME (frame, f);
- if (need_to_reverse)
- {
- Finternal_set_lisp_face_attribute (Qdefault, QCbackground,
- val, frame);
- prop = Qbackground_color;
- bg_set = 1;
- }
- else
- {
- Finternal_set_lisp_face_attribute (Qdefault, QCforeground,
- val, frame);
- fg_set = 1;
- }
+ Finternal_set_lisp_face_attribute (Qdefault, QCforeground,
+ val, frame);
+ fg_set = 1;
redraw = 1;
- if (termscript)
- fprintf (termscript, "<FGCOLOR %lu>\n", new_color);
+ if (tty->termscript)
+ fprintf (tty->termscript, "<FGCOLOR %lu>\n", new_color);
}
}
else if (EQ (prop, Qbackground_color))
/* Make sure the background of the default face for this
frame is changed as well. */
XSETFRAME (frame, f);
- if (need_to_reverse)
- {
- Finternal_set_lisp_face_attribute (Qdefault, QCforeground,
- val, frame);
- prop = Qforeground_color;
- fg_set = 1;
- }
- else
- {
- Finternal_set_lisp_face_attribute (Qdefault, QCbackground,
- val, frame);
- bg_set = 1;
- }
+ Finternal_set_lisp_face_attribute (Qdefault, QCbackground,
+ val, frame);
+ bg_set = 1;
redraw = 1;
- if (termscript)
- fprintf (termscript, "<BGCOLOR %lu>\n", new_color);
+ if (tty->termscript)
+ fprintf (tty->termscript, "<BGCOLOR %lu>\n", new_color);
}
}
else if (EQ (prop, Qtitle))
{
x_set_title (f, val);
- if (termscript)
- fprintf (termscript, "<TITLE: %s>\n", SDATA (val));
+ if (tty->termscript)
+ fprintf (tty->termscript, "<TITLE: %s>\n", SDATA (val));
}
else if (EQ (prop, Qcursor_type))
{
IT_set_cursor_type (f, val);
- if (termscript)
- fprintf (termscript, "<CTYPE: %s>\n",
+ if (tty->termscript)
+ fprintf (tty->termscript, "<CTYPE: %s>\n",
EQ (val, Qbar) || EQ (val, Qhbar)
|| CONSP (val) && (EQ (XCAR (val), Qbar)
|| EQ (XCAR (val), Qhbar))
? "bar" : "box");
}
+ else if (EQ (prop, Qtty_type))
+ {
+ internal_terminal_init ();
+ if (tty->termscript)
+ fprintf (tty->termscript, "<TERM_INIT done, TTY_TYPE: %.*s>\n",
+ SBYTES (val), SDATA (val));
+ }
store_frame_param (f, prop, val);
}
void
internal_terminal_init ()
{
+ static int init_needed = 1;
char *term = getenv ("TERM"), *colors;
struct frame *sf = SELECTED_FRAME();
+ struct tty_display_info *tty;
#ifdef HAVE_X_WINDOWS
if (!inhibit_window_system)
return;
#endif
+ /* If this is the initial terminal, we are done here. */
+ if (sf->output_method == output_initial)
+ return;
+
internal_terminal
= (!noninteractive) && term && !strcmp (term, "internal");
- if (getenv ("EMACSTEST"))
- termscript = fopen (getenv ("EMACSTEST"), "wt");
-
#ifndef HAVE_X_WINDOWS
if (!internal_terminal || inhibit_window_system)
{
return;
}
- Vwindow_system = intern ("pc");
- Vwindow_system_version = make_number (1);
+ tty = FRAME_TTY (sf);
+ current_kboard->Vwindow_system = Qpc;
sf->output_method = output_msdos_raw;
+ if (init_needed)
+ {
+ if (!tty->termscript && getenv ("EMACSTEST"))
+ tty->termscript = fopen (getenv ("EMACSTEST"), "wt");
+ if (tty->termscript)
+ {
+ time_t now = time (NULL);
+ struct tm *tnow = localtime (&now);
+ char tbuf[100];
- /* If Emacs was dumped on DOS/V machine, forget the stale VRAM address. */
- screen_old_address = 0;
+ strftime (tbuf, sizeof (tbuf) - 1, "%a %b %e %Y %H:%M:%S %Z", tnow);
+ fprintf (tty->termscript, "\nEmacs session started at %s\n", tbuf);
+ fprintf (tty->termscript, "=====================\n\n");
+ }
- /* Forget the stale screen colors as well. */
- initial_screen_colors[0] = initial_screen_colors[1] = -1;
+ Vinitial_window_system = Qpc;
+ Vwindow_system_version = make_number (23); /* RE Emacs version */
+ tty->terminal->type = output_msdos_raw;
- bzero (&the_only_x_display, sizeof the_only_x_display);
- FRAME_BACKGROUND_PIXEL (SELECTED_FRAME ()) = 7; /* White */
- FRAME_FOREGROUND_PIXEL (SELECTED_FRAME ()) = 0; /* Black */
- bright_bg ();
- colors = getenv ("EMACSCOLORS");
- if (colors && strlen (colors) >= 2)
- {
- /* The colors use 4 bits each (we enable bright background). */
- if (isdigit (colors[0]))
- colors[0] -= '0';
- else if (isxdigit (colors[0]))
- colors[0] -= (isupper (colors[0]) ? 'A' : 'a') - 10;
- if (colors[0] >= 0 && colors[0] < 16)
- FRAME_FOREGROUND_PIXEL (SELECTED_FRAME ()) = colors[0];
- if (isdigit (colors[1]))
- colors[1] -= '0';
- else if (isxdigit (colors[1]))
- colors[1] -= (isupper (colors[1]) ? 'A' : 'a') - 10;
- if (colors[1] >= 0 && colors[1] < 16)
- FRAME_BACKGROUND_PIXEL (SELECTED_FRAME ()) = colors[1];
+ /* If Emacs was dumped on DOS/V machine, forget the stale VRAM
+ address. */
+ screen_old_address = 0;
+
+ /* Forget the stale screen colors as well. */
+ initial_screen_colors[0] = initial_screen_colors[1] = -1;
+
+ FRAME_BACKGROUND_PIXEL (SELECTED_FRAME ()) = 7; /* White */
+ FRAME_FOREGROUND_PIXEL (SELECTED_FRAME ()) = 0; /* Black */
+ bright_bg ();
+ colors = getenv ("EMACSCOLORS");
+ if (colors && strlen (colors) >= 2)
+ {
+ /* The colors use 4 bits each (we enable bright background). */
+ if (isdigit (colors[0]))
+ colors[0] -= '0';
+ else if (isxdigit (colors[0]))
+ colors[0] -= (isupper (colors[0]) ? 'A' : 'a') - 10;
+ if (colors[0] >= 0 && colors[0] < 16)
+ FRAME_FOREGROUND_PIXEL (SELECTED_FRAME ()) = colors[0];
+ if (isdigit (colors[1]))
+ colors[1] -= '0';
+ else if (isxdigit (colors[1]))
+ colors[1] -= (isupper (colors[1]) ? 'A' : 'a') - 10;
+ if (colors[1] >= 0 && colors[1] < 16)
+ FRAME_BACKGROUND_PIXEL (SELECTED_FRAME ()) = colors[1];
+ }
+ the_only_display_info.mouse_face_mouse_frame = NULL;
+ the_only_display_info.mouse_face_deferred_gc = 0;
+ the_only_display_info.mouse_face_beg_row =
+ the_only_display_info.mouse_face_beg_col = -1;
+ the_only_display_info.mouse_face_end_row =
+ the_only_display_info.mouse_face_end_col = -1;
+ the_only_display_info.mouse_face_face_id = DEFAULT_FACE_ID;
+ the_only_display_info.mouse_face_window = Qnil;
+ the_only_display_info.mouse_face_mouse_x =
+ the_only_display_info.mouse_face_mouse_y = 0;
+ the_only_display_info.mouse_face_defer = 0;
+ the_only_display_info.mouse_face_hidden = 0;
+
+ if (have_mouse) /* detected in dos_ttraw, which see */
+ {
+ have_mouse = 1; /* enable mouse */
+ mouse_visible = 0;
+ mouse_setup_buttons (mouse_button_count);
+ tty->terminal->mouse_position_hook = &mouse_get_pos;
+ mouse_init ();
+ }
+
+ if (tty->termscript && screen_size)
+ fprintf (tty->termscript, "<SCREEN SAVED (dimensions=%dx%d)>\n",
+ screen_size_X, screen_size_Y);
+
+ init_frame_faces (sf);
+ init_needed = 0;
}
- the_only_x_display.font = (XFontStruct *)1; /* must *not* be zero */
- the_only_x_display.display_info.mouse_face_mouse_frame = NULL;
- the_only_x_display.display_info.mouse_face_deferred_gc = 0;
- the_only_x_display.display_info.mouse_face_beg_row =
- the_only_x_display.display_info.mouse_face_beg_col = -1;
- the_only_x_display.display_info.mouse_face_end_row =
- the_only_x_display.display_info.mouse_face_end_col = -1;
- the_only_x_display.display_info.mouse_face_face_id = DEFAULT_FACE_ID;
- the_only_x_display.display_info.mouse_face_window = Qnil;
- the_only_x_display.display_info.mouse_face_mouse_x =
- the_only_x_display.display_info.mouse_face_mouse_y = 0;
- the_only_x_display.display_info.mouse_face_defer = 0;
- the_only_x_display.display_info.mouse_face_hidden = 0;
-
- init_frame_faces (sf);
-
- ring_bell_hook = IT_ring_bell;
- insert_glyphs_hook = IT_insert_glyphs;
- delete_glyphs_hook = IT_delete_glyphs;
- write_glyphs_hook = IT_write_glyphs;
- cursor_to_hook = raw_cursor_to_hook = IT_cursor_to;
- clear_to_end_hook = IT_clear_to_end;
- clear_end_of_line_hook = IT_clear_end_of_line;
- clear_frame_hook = IT_clear_screen;
- update_begin_hook = IT_update_begin;
- update_end_hook = IT_update_end;
- frame_up_to_date_hook = IT_frame_up_to_date;
-
- /* These hooks are called by term.c without being checked. */
- set_terminal_modes_hook = IT_set_terminal_modes;
- reset_terminal_modes_hook = IT_reset_terminal_modes;
- set_terminal_window_hook = IT_set_terminal_window;
- TTY_CHAR_INS_DEL_OK (CURTTY ()) = 0;
#endif
}
+void
+initialize_msdos_display (struct terminal *term)
+{
+ term->rif = 0; /* we don't support window-based display */
+ term->cursor_to_hook = term->raw_cursor_to_hook = IT_cursor_to;
+ term->clear_to_end_hook = IT_clear_to_end;
+ term->clear_frame_hook = IT_clear_screen;
+ term->clear_end_of_line_hook = IT_clear_end_of_line;
+ term->ins_del_lines_hook = 0;
+ term->insert_glyphs_hook = IT_insert_glyphs;
+ term->write_glyphs_hook = IT_write_glyphs;
+ term->delete_glyphs_hook = IT_delete_glyphs;
+ term->ring_bell_hook = IT_ring_bell;
+ term->reset_terminal_modes_hook = IT_reset_terminal_modes;
+ term->set_terminal_modes_hook = IT_set_terminal_modes;
+ term->set_terminal_window_hook = IT_set_terminal_window;
+ term->update_begin_hook = IT_update_begin;
+ term->update_end_hook = IT_update_end;
+ term->frame_up_to_date_hook = IT_frame_up_to_date;
+ term->mouse_position_hook = 0; /* set later by dos_ttraw */
+ term->frame_rehighlight_hook = 0;
+ term->frame_raise_lower_hook = 0;
+ term->set_vertical_scroll_bar_hook = 0;
+ term->condemn_scroll_bars_hook = 0;
+ term->redeem_scroll_bar_hook = 0;
+ term->judge_scroll_bars_hook = 0;
+ term->read_socket_hook = &tty_read_avail_input; /* from keyboard.c */
+}
+
dos_get_saved_screen (screen, rows, cols)
char **screen;
int *rows;
{
struct input_event event;
union REGS regs;
- struct display_info *dpyinfo = FRAME_X_DISPLAY_INFO (SELECTED_FRAME());
+ struct tty_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (SELECTED_FRAME());
EVENT_INIT (event);
#ifndef HAVE_X_WINDOWS
/* Display MENU at (X,Y) using FACES. */
+#define BUILD_CHAR_GLYPH(GLYPH, CODE, FACE_ID, PADDING_P) \
+ do \
+ { \
+ (GLYPH).type = CHAR_GLYPH; \
+ SET_CHAR_GLYPH ((GLYPH), CODE, FACE_ID, PADDING_P); \
+ (GLYPH).charpos = -1; \
+ } \
+ while (0)
+
static void
IT_menu_display (XMenu *menu, int y, int x, int pn, int *faces, int disp_help)
{
int i, j, face, width, mx, my, enabled, mousehere, row, col;
struct glyph *text, *p;
- char *q;
+ const unsigned char *q;
struct frame *sf = SELECTED_FRAME();
menu_help_message = NULL;
width = menu->width;
- text = (struct glyph *) xmalloc ((width + 2) * sizeof (struct glyph));
+ /* We multiply width by 2 to account for possible control characters.
+ FIXME: cater to non-ASCII characters in menus. */
+ text = (struct glyph *) xmalloc ((width * 2 + 2) * sizeof (struct glyph));
ScreenGetCursor (&row, &col);
mouse_get_xy (&mx, &my);
IT_update_begin (sf);
{
int max_width = width + 2;
- IT_cursor_to (y + i, x);
+ IT_cursor_to (sf, y + i, x);
enabled
= (!menu->submenu[i] && menu->panenumber[i]) || (menu->submenu[i]);
- mousehere = (y + i == my && x <= mx && mx < x + width + 2);
+ mousehere = (y + i == my && x <= mx && mx < x + max_width);
face = faces[enabled + mousehere * 2];
/* The following if clause means that we display the menu help
strings even if the menu item is currently disabled. */
menu_help_itemno = i;
}
p = text;
- SET_CHAR_GLYPH (*p, ' ', face, 0);
+ BUILD_CHAR_GLYPH (*p, ' ', face, 0);
p++;
for (j = 0, q = menu->text[i]; *q; j++)
{
- if (*q > 26)
+ unsigned c = STRING_CHAR_ADVANCE (q);
+
+ if (c > 26)
{
- SET_CHAR_GLYPH (*p, *q++, face, 0);
+ BUILD_CHAR_GLYPH (*p, c, face, 0);
p++;
}
else /* make '^x' */
{
- SET_CHAR_GLYPH (*p, '^', face, 0);
+ BUILD_CHAR_GLYPH (*p, '^', face, 0);
p++;
j++;
- SET_CHAR_GLYPH (*p, *q++ + 64, face, 0);
+ BUILD_CHAR_GLYPH (*p, c + 64, face, 0);
p++;
}
}
text[max_width - 1].u.ch = '$'; /* indicate it's truncated */
}
for (; j < max_width - 2; j++, p++)
- SET_CHAR_GLYPH (*p, ' ', face, 0);
+ BUILD_CHAR_GLYPH (*p, ' ', face, 0);
- SET_CHAR_GLYPH (*p, menu->submenu[i] ? 16 : ' ', face, 0);
+ /* 16 is the character code of a character that on DOS terminal
+ produces a nice-looking right-pointing arrow glyph. */
+ BUILD_CHAR_GLYPH (*p, menu->submenu[i] ? 16 : ' ', face, 0);
p++;
- IT_write_glyphs (text, max_width);
+ IT_write_glyphs (sf, text, max_width);
}
IT_update_end (sf);
- IT_cursor_to (row, col);
+ IT_cursor_to (sf, row, col);
xfree (text);
}
\f
screensize = screen_size * 2;
faces[0]
= lookup_derived_face (sf, intern ("msdos-menu-passive-face"),
- 0, DEFAULT_FACE_ID, 1);
+ DEFAULT_FACE_ID, 1);
faces[1]
= lookup_derived_face (sf, intern ("msdos-menu-active-face"),
- 0, DEFAULT_FACE_ID, 1);
+ DEFAULT_FACE_ID, 1);
selectface = intern ("msdos-menu-select-face");
faces[2] = lookup_derived_face (sf, selectface,
- 0, faces[0], 1);
+ faces[0], 1);
faces[3] = lookup_derived_face (sf, selectface,
- 0, faces[1], 1);
+ faces[1], 1);
/* Make sure the menu title is always displayed with
`msdos-menu-active-face', no matter where the mouse pointer is. */
DEFUN ("msdos-long-file-names", Fmsdos_long_file_names, Smsdos_long_file_names,
0, 0, 0,
- doc: /* Return non-nil if long file names are supported on MSDOS. */)
+ doc: /* Return non-nil if long file names are supported on MS-DOS. */)
()
{
return (_USE_LFN ? Qt : Qnil);
control chars by DOS. Determine the keyboard type. */
int
-dos_ttraw ()
+dos_ttraw (struct tty_display_info *tty)
{
union REGS inregs, outregs;
static int first_time = 1;
+ /* If we are called for the initial terminal, it's too early to do
+ anything, and termscript isn't set up. */
+ if (tty->terminal->type == output_initial)
+ return;
+
break_stat = getcbrk ();
setcbrk (0);
#if __DJGPP__ < 2
have_mouse = 0;
- if (internal_terminal
+ if (1
#ifdef HAVE_X_WINDOWS
&& inhibit_window_system
#endif
int86 (0x33, &inregs, &outregs);
have_mouse = (outregs.x.ax & 0xffff) == 0xffff;
}
-
if (have_mouse)
- {
- have_mouse = 1; /* enable mouse */
- mouse_visible = 0;
- mouse_setup_buttons (outregs.x.bx);
- mouse_position_hook = &mouse_get_pos;
- mouse_init ();
- }
+ mouse_button_count = outregs.x.bx;
#ifndef HAVE_X_WINDOWS
#if __DJGPP__ >= 2
if (have_mouse > 0)
mouse_get_xy (&x, &y);
- dos_ttcooked (); /* do it here while 0 = stdin */
+ if (!noninteractive)
+ dos_ttcooked (); /* do it here while 0 = stdin */
dup2 (tempin, 0);
dup2 (tempout, 1);
emacs_close (outbak);
emacs_close (errbak);
- dos_ttraw ();
+ if (!noninteractive)
+ dos_ttraw (CURTTY ());
if (have_mouse > 0)
{
mouse_init ();
/* Some programs might change the meaning of the highest bit of the
text attribute byte, so we get blinking characters instead of the
bright background colors. Restore that. */
- bright_bg ();
+ if (!noninteractive)
+ bright_bg ();
done:
chdir (oldwd);
sigblock (mask) int mask; { return 0; }
#endif
-void request_sigio (void) {}
setpgrp () {return 0; }
setpriority (x,y,z) int x,y,z; { return 0; }
-void unrequest_sigio (void) {}
#if __DJGPP__ > 1
#if __DJGPP_MINOR__ < 2
static sigset_t current_mask;
/* Which signals are pending (initially none). */
-static sigset_t pending_signals;
+static sigset_t msdos_pending_signals;
/* Previous handlers to restore when the blocked signals are unblocked. */
typedef void (*sighandler_t)(int);
sig_suspender (signo)
int signo;
{
- sigaddset (&pending_signals, signo);
+ sigaddset (&msdos_pending_signals, signo);
}
int
if (sigprocmask_count != __bss_count)
{
sigprocmask_count = __bss_count;
- sigemptyset (&pending_signals);
+ sigemptyset (&msdos_pending_signals);
sigemptyset (¤t_mask);
for (signo = 0; signo < 320; signo++)
prev_handlers[signo] = SIG_ERR;
signal (signo, prev_handlers[signo]);
prev_handlers[signo] = SIG_ERR;
}
- if (sigismember (&pending_signals, signo))
+ if (sigismember (&msdos_pending_signals, signo))
{
- sigdelset (&pending_signals, signo);
+ sigdelset (&msdos_pending_signals, signo);
raise (signo);
}
}
DEFVAR_LISP ("dos-unsupported-char-glyph", &Vdos_unsupported_char_glyph,
doc: /* *Glyph to display instead of chars not supported by current codepage.
-This variable is used only by MSDOS terminals. */);
+This variable is used only by MS-DOS terminals. */);
Vdos_unsupported_char_glyph = make_number ('\177');
#endif