/* Terminal control module for terminals described by TERMCAP
Copyright (C) 1985, 1986, 1987, 1993, 1994, 1995, 1998, 2000, 2001,
- 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+ 2002, 2003, 2004, 2005, 2006, 2007, 2008
+ 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/>. */
/* New redisplay, TTY faces by Gerd Moellmann <gerd@gnu.org>. */
#include <stdio.h>
#include <ctype.h>
#include <string.h>
+#include <errno.h>
+#include <sys/file.h>
+
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
+#if HAVE_TERMIOS_H
+#include <termios.h> /* For TIOCNOTTY. */
+#endif
+
+#include <signal.h>
+#include <stdarg.h>
+
+#include "lisp.h"
#include "termchar.h"
#include "termopts.h"
-#include "lisp.h"
#include "buffer.h"
#include "character.h"
#include "charset.h"
#include "window.h"
#include "keymap.h"
#include "blockinput.h"
+#include "syssignal.h"
+#include "systty.h"
#include "intervals.h"
/* For now, don't try to include termcap.h. On some systems,
#include "macterm.h"
#endif
-static void turn_on_face P_ ((struct frame *, int face_id));
-static void turn_off_face P_ ((struct frame *, int face_id));
-static void tty_show_cursor P_ ((void));
-static void tty_hide_cursor P_ ((void));
-
-#define OUTPUT(a) \
- tputs (a, (int) (FRAME_LINES (XFRAME (selected_frame)) - curY), cmputc)
-#define OUTPUT1(a) tputs (a, 1, cmputc)
-#define OUTPUTL(a, lines) tputs (a, lines, cmputc)
-
-#define OUTPUT_IF(a) \
- do { \
- if (a) \
- tputs (a, (int) (FRAME_LINES (XFRAME (selected_frame)) \
- - curY), cmputc); \
- } while (0)
-
-#define OUTPUT1_IF(a) do { if (a) tputs (a, 1, cmputc); } while (0)
-
-/* Display space properties */
+#ifndef O_RDWR
+#define O_RDWR 2
+#endif
-extern Lisp_Object Qspace, QCalign_to, QCwidth;
+#ifndef O_NOCTTY
+#define O_NOCTTY 0
+#endif
-/* Function to use to ring the bell. */
+/* The name of the default console device. */
+#ifdef WINDOWSNT
+#define DEV_TTY "CONOUT$"
+#else
+#define DEV_TTY "/dev/tty"
+#endif
-Lisp_Object Vring_bell_function;
+static void tty_set_scroll_region P_ ((struct frame *f, int start, int stop));
+static void turn_on_face P_ ((struct frame *, int face_id));
+static void turn_off_face P_ ((struct frame *, int face_id));
+static void tty_show_cursor P_ ((struct tty_display_info *));
+static void tty_hide_cursor P_ ((struct tty_display_info *));
+static void tty_background_highlight P_ ((struct tty_display_info *tty));
+static void clear_tty_hooks P_ ((struct terminal *terminal));
+static void set_tty_hooks P_ ((struct terminal *terminal));
+static void dissociate_if_controlling_tty P_ ((int fd));
+static void delete_tty P_ ((struct terminal *));
+
+#define OUTPUT(tty, a) \
+ emacs_tputs ((tty), a, \
+ (int) (FRAME_LINES (XFRAME (selected_frame)) \
+ - curY (tty)), \
+ cmputc)
+
+#define OUTPUT1(tty, a) emacs_tputs ((tty), a, 1, cmputc)
+#define OUTPUTL(tty, a, lines) emacs_tputs ((tty), a, lines, cmputc)
+
+#define OUTPUT_IF(tty, a) \
+ do { \
+ if (a) \
+ emacs_tputs ((tty), a, \
+ (int) (FRAME_LINES (XFRAME (selected_frame)) \
+ - curY (tty) ), \
+ cmputc); \
+ } while (0)
+
+#define OUTPUT1_IF(tty, a) do { if (a) emacs_tputs ((tty), a, 1, cmputc); } while (0)
/* If true, use "vs", otherwise use "ve" to make the cursor visible. */
static int visible_cursor;
-/* Terminal characteristics that higher levels want to look at.
- These are all extern'd in termchar.h */
-
-int must_write_spaces; /* Nonzero means spaces in the text
- must actually be output; can't just skip
- over some columns to leave them blank. */
-int min_padding_speed; /* Speed below which no padding necessary */
-
-int line_ins_del_ok; /* Terminal can insert and delete lines */
-int char_ins_del_ok; /* Terminal can insert and delete chars */
-int scroll_region_ok; /* Terminal supports setting the
- scroll window */
-int scroll_region_cost; /* Cost of setting a scroll window,
- measured in characters */
-int memory_below_frame; /* Terminal remembers lines
- scrolled off bottom */
-int fast_clear_end_of_line; /* Terminal has a `ce' string */
-
-/* Nonzero means no need to redraw the entire frame on resuming
- a suspended Emacs. This is useful on terminals with multiple pages,
- where one page is used for Emacs and another for all else. */
-
-int no_redraw_on_reenter;
-
-/* Hook functions that you can set to snap out the functions in this file.
- These are all extern'd in termhooks.h */
-
-void (*cursor_to_hook) P_ ((int, int));
-void (*raw_cursor_to_hook) P_ ((int, int));
-void (*clear_to_end_hook) P_ ((void));
-void (*clear_frame_hook) P_ ((void));
-void (*clear_end_of_line_hook) P_ ((int));
-
-void (*ins_del_lines_hook) P_ ((int, int));
+/* Display space properties */
-void (*delete_glyphs_hook) P_ ((int));
+extern Lisp_Object Qspace, QCalign_to, QCwidth;
-void (*ring_bell_hook) P_ ((void));
+/* Functions to call after suspending a tty. */
+Lisp_Object Vsuspend_tty_functions;
-void (*reset_terminal_modes_hook) P_ ((void));
-void (*set_terminal_modes_hook) P_ ((void));
-void (*update_begin_hook) P_ ((struct frame *));
-void (*update_end_hook) P_ ((struct frame *));
-void (*set_terminal_window_hook) P_ ((int));
-void (*insert_glyphs_hook) P_ ((struct glyph *, int));
-void (*write_glyphs_hook) P_ ((struct glyph *, int));
-void (*delete_glyphs_hook) P_ ((int));
+/* Functions to call after resuming a tty. */
+Lisp_Object Vresume_tty_functions;
-int (*read_socket_hook) P_ ((int, int, struct input_event *));
+/* Chain of all tty device parameters. */
+struct tty_display_info *tty_list;
-void (*frame_up_to_date_hook) P_ ((struct frame *));
-
-void (*mouse_position_hook) P_ ((FRAME_PTR *f, int insist,
- Lisp_Object *bar_window,
- enum scroll_bar_part *part,
- Lisp_Object *x,
- Lisp_Object *y,
- unsigned long *time));
-
-/* When reading from a minibuffer in a different frame, Emacs wants
- to shift the highlight from the selected frame to the mini-buffer's
- frame; under X, this means it lies about where the focus is.
- This hook tells the window system code to re-decide where to put
- the highlight. */
-
-void (*frame_rehighlight_hook) P_ ((FRAME_PTR f));
-
-/* If we're displaying frames using a window system that can stack
- frames on top of each other, this hook allows you to bring a frame
- to the front, or bury it behind all the other windows. If this
- hook is zero, that means the device we're displaying on doesn't
- support overlapping frames, so there's no need to raise or lower
- anything.
-
- If RAISE is non-zero, F is brought to the front, before all other
- windows. If RAISE is zero, F is sent to the back, behind all other
- windows. */
-
-void (*frame_raise_lower_hook) P_ ((FRAME_PTR f, int raise));
-
-/* If the value of the frame parameter changed, whis hook is called.
- For example, if going from fullscreen to not fullscreen this hook
- may do something OS dependent, like extended window manager hints on X11. */
-void (*fullscreen_hook) P_ ((struct frame *f));
-
-/* Set the vertical scroll bar for WINDOW to have its upper left corner
- at (TOP, LEFT), and be LENGTH rows high. Set its handle to
- indicate that we are displaying PORTION characters out of a total
- of WHOLE characters, starting at POSITION. If WINDOW doesn't yet
- have a scroll bar, create one for it. */
-
-void (*set_vertical_scroll_bar_hook)
- P_ ((struct window *window,
- int portion, int whole, int position));
-
-
-/* The following three hooks are used when we're doing a thorough
- redisplay of the frame. We don't explicitly know which scroll bars
- are going to be deleted, because keeping track of when windows go
- away is a real pain - can you say set-window-configuration?
- Instead, we just assert at the beginning of redisplay that *all*
- scroll bars are to be removed, and then save scroll bars from the
- fiery pit when we actually redisplay their window. */
-
-/* Arrange for all scroll bars on FRAME to be removed at the next call
- to `*judge_scroll_bars_hook'. A scroll bar may be spared if
- `*redeem_scroll_bar_hook' is applied to its window before the judgment.
-
- This should be applied to each frame each time its window tree is
- redisplayed, even if it is not displaying scroll bars at the moment;
- if the HAS_SCROLL_BARS flag has just been turned off, only calling
- this and the judge_scroll_bars_hook will get rid of them.
-
- If non-zero, this hook should be safe to apply to any frame,
- whether or not it can support scroll bars, and whether or not it is
- currently displaying them. */
-
-void (*condemn_scroll_bars_hook) P_ ((FRAME_PTR frame));
-
-/* Unmark WINDOW's scroll bar for deletion in this judgement cycle.
- Note that it's okay to redeem a scroll bar that is not condemned. */
-
-void (*redeem_scroll_bar_hook) P_ ((struct window *window));
-
-/* Remove all scroll bars on FRAME that haven't been saved since the
- last call to `*condemn_scroll_bars_hook'.
-
- This should be applied to each frame after each time its window
- tree is redisplayed, even if it is not displaying scroll bars at the
- moment; if the HAS_SCROLL_BARS flag has just been turned off, only
- calling this and condemn_scroll_bars_hook will get rid of them.
-
- If non-zero, this hook should be safe to apply to any frame,
- whether or not it can support scroll bars, and whether or not it is
- currently displaying them. */
-
-void (*judge_scroll_bars_hook) P_ ((FRAME_PTR FRAME));
-
-/* Strings, numbers and flags taken from the termcap entry. */
-
-char *TS_ins_line; /* "al" */
-char *TS_ins_multi_lines; /* "AL" (one parameter, # lines to insert) */
-char *TS_bell; /* "bl" */
-char *TS_clr_to_bottom; /* "cd" */
-char *TS_clr_line; /* "ce", clear to end of line */
-char *TS_clr_frame; /* "cl" */
-char *TS_set_scroll_region; /* "cs" (2 params, first line and last line) */
-char *TS_set_scroll_region_1; /* "cS" (4 params: total lines,
- lines above scroll region, lines below it,
- total lines again) */
-char *TS_del_char; /* "dc" */
-char *TS_del_multi_chars; /* "DC" (one parameter, # chars to delete) */
-char *TS_del_line; /* "dl" */
-char *TS_del_multi_lines; /* "DL" (one parameter, # lines to delete) */
-char *TS_delete_mode; /* "dm", enter character-delete mode */
-char *TS_end_delete_mode; /* "ed", leave character-delete mode */
-char *TS_end_insert_mode; /* "ei", leave character-insert mode */
-char *TS_ins_char; /* "ic" */
-char *TS_ins_multi_chars; /* "IC" (one parameter, # chars to insert) */
-char *TS_insert_mode; /* "im", enter character-insert mode */
-char *TS_pad_inserted_char; /* "ip". Just padding, no commands. */
-char *TS_end_keypad_mode; /* "ke" */
-char *TS_keypad_mode; /* "ks" */
-char *TS_pad_char; /* "pc", char to use as padding */
-char *TS_repeat; /* "rp" (2 params, # times to repeat
- and character to be repeated) */
-char *TS_end_standout_mode; /* "se" */
-char *TS_fwd_scroll; /* "sf" */
-char *TS_standout_mode; /* "so" */
-char *TS_rev_scroll; /* "sr" */
-char *TS_end_termcap_modes; /* "te" */
-char *TS_termcap_modes; /* "ti" */
-char *TS_visible_bell; /* "vb" */
-char *TS_cursor_normal; /* "ve" */
-char *TS_cursor_visible; /* "vs" */
-char *TS_cursor_invisible; /* "vi" */
-char *TS_set_window; /* "wi" (4 params, start and end of window,
- each as vpos and hpos) */
-
-/* Value of the "NC" (no_color_video) capability, or 0 if not
- present. */
-
-static int TN_no_color_video;
+/* Nonzero means no need to redraw the entire frame on resuming a
+ suspended Emacs. This is useful on terminals with multiple
+ pages, where one page is used for Emacs and another for all
+ else. */
+int no_redraw_on_reenter;
/* Meaning of bits in no_color_video. Each bit set means that the
corresponding attribute cannot be combined with colors. */
NC_ALT_CHARSET = 1 << 8
};
-/* "md" -- turn on bold (extra bright mode). */
-
-char *TS_enter_bold_mode;
-
-/* "mh" -- turn on half-bright mode. */
-
-char *TS_enter_dim_mode;
-
-/* "mb" -- enter blinking mode. */
-
-char *TS_enter_blink_mode;
-
-/* "mr" -- enter reverse video mode. */
-
-char *TS_enter_reverse_mode;
-
-/* "us"/"ue" -- start/end underlining. */
-
-char *TS_exit_underline_mode, *TS_enter_underline_mode;
-
-/* "as"/"ae" -- start/end alternate character set. Not really
- supported, yet. */
-
-char *TS_enter_alt_charset_mode, *TS_exit_alt_charset_mode;
-
-/* "me" -- switch appearances off. */
-
-char *TS_exit_attribute_mode;
-
-/* "Co" -- number of colors. */
-
-int TN_max_colors;
-
-/* "pa" -- max. number of color pairs on screen. Not handled yet.
- Could be a problem if not equal to TN_max_colors * TN_max_colors. */
-
-int TN_max_pairs;
-
-/* "op" -- SVr4 set default pair to its original value. */
-
-char *TS_orig_pair;
-
-/* "AF"/"AB" or "Sf"/"Sb"-- set ANSI or SVr4 foreground/background color.
- 1 param, the color index. */
-
-char *TS_set_foreground, *TS_set_background;
-
-int TF_hazeltine; /* termcap hz flag. */
-int TF_insmode_motion; /* termcap mi flag: can move while in insert mode. */
-int TF_standout_motion; /* termcap mi flag: can move while in standout mode. */
-int TF_underscore; /* termcap ul flag: _ underlines if over-struck on
- non-blank position. Must clear before writing _. */
-int TF_teleray; /* termcap xt flag: many weird consequences.
- For t1061. */
-
-static int RPov; /* # chars to start a TS_repeat */
-
-static int delete_in_insert_mode; /* delete mode == insert mode */
-
-static int se_is_so; /* 1 if same string both enters and leaves
- standout mode */
-
/* internal state */
/* The largest frame width in any call to calculate_costs. */
int max_frame_lines;
-static int costs_set; /* Nonzero if costs have been calculated. */
-
-int insert_mode; /* Nonzero when in insert mode. */
-int standout_mode; /* Nonzero when in standout mode. */
-
-/* Size of window specified by higher levels.
- This is the number of lines, from the top of frame downwards,
- which can participate in insert-line/delete-line operations.
-
- Effectively it excludes the bottom frame_lines - specified_window_size
- lines from those operations. */
-
-int specified_window;
-
-/* Frame currently being redisplayed; 0 if not currently redisplaying.
- (Direct output does not count). */
-
-FRAME_PTR updating_frame;
+/* Non-zero if we have dropped our controlling tty and therefore
+ should not open a frame on stdout. */
+static int no_controlling_tty;
/* Provided for lisp packages. */
static int system_uses_terminfo;
-/* Flag used in tty_show/hide_cursor. */
-
-static int tty_cursor_hidden;
-
char *tparam ();
extern char *tgetstr ();
-
-static void term_clear_mouse_face ();
-static void term_mouse_highlight (struct frame *f, int x, int y);
\f
-#ifdef WINDOWSNT
-/* We aren't X windows, but we aren't termcap either. This makes me
- uncertain as to what value to use for frame.output_method. For
- this file, we'll define FRAME_TERMCAP_P to be zero so that our
- output hooks get called instead of the termcap functions. Probably
- the best long-term solution is to define an output_windows_nt... */
-
-#undef FRAME_TERMCAP_P
-#define FRAME_TERMCAP_P(_f_) 0
-#endif /* WINDOWSNT */
-
#ifdef HAVE_GPM
#include <sys/fcntl.h>
-/* Nonzero means mouse is enabled on Linux console. */
-int term_gpm = 0;
+static void term_clear_mouse_face ();
+static void term_mouse_highlight (struct frame *f, int x, int y);
+
+/* The device for which we have enabled gpm support (or NULL). */
+struct tty_display_info *gpm_tty = NULL;
/* These variables describe the range of text currently shown in its
mouse-face, together with the window they apply to. As long as
static int mouse_face_beg_row, mouse_face_beg_col;
static int mouse_face_end_row, mouse_face_end_col;
static int mouse_face_past_end;
-static Lisp_Object Qmouse_face_window;
+static Lisp_Object mouse_face_window;
static int mouse_face_face_id;
static int pos_x, pos_y;
static int last_mouse_x, last_mouse_y;
#endif /* HAVE_GPM */
-void
-ring_bell ()
-{
- if (!NILP (Vring_bell_function))
- {
- Lisp_Object function;
-
- /* Temporarily set the global variable to nil
- so that if we get an error, it stays nil
- and we don't call it over and over.
+/* Ring the bell on a tty. */
- We don't specbind it, because that would carefully
- restore the bad value if there's an error
- and make the loop of errors happen anyway. */
-
- function = Vring_bell_function;
- Vring_bell_function = Qnil;
-
- call0 (function);
+static void
+tty_ring_bell (struct frame *f)
+{
+ struct tty_display_info *tty = FRAME_TTY (f);
- Vring_bell_function = function;
+ if (tty->output)
+ {
+ OUTPUT (tty, (tty->TS_visible_bell && visible_bell
+ ? tty->TS_visible_bell
+ : tty->TS_bell));
+ fflush (tty->output);
}
- else if (!FRAME_TERMCAP_P (XFRAME (selected_frame)))
- (*ring_bell_hook) ();
- else
- OUTPUT (TS_visible_bell && visible_bell ? TS_visible_bell : TS_bell);
}
+/* Set up termcap modes for Emacs. */
+
void
-set_terminal_modes ()
+tty_set_terminal_modes (struct terminal *terminal)
{
- if (FRAME_TERMCAP_P (XFRAME (selected_frame)))
+ struct tty_display_info *tty = terminal->display_info.tty;
+
+ if (tty->output)
{
- if (TS_termcap_modes)
- OUTPUT (TS_termcap_modes);
+ if (tty->TS_termcap_modes)
+ OUTPUT (tty, tty->TS_termcap_modes);
else
- {
- /* Output enough newlines to scroll all the old screen contents
- off the screen, so it won't be overwritten and lost. */
- int i;
- for (i = 0; i < FRAME_LINES (XFRAME (selected_frame)); i++)
- putchar ('\n');
- }
-
- OUTPUT_IF (visible_cursor ? TS_cursor_visible : TS_cursor_normal);
- OUTPUT_IF (TS_keypad_mode);
- losecursor ();
+ {
+ /* Output enough newlines to scroll all the old screen contents
+ off the screen, so it won't be overwritten and lost. */
+ int i;
+ current_tty = tty;
+ for (i = 0; i < FRAME_LINES (XFRAME (selected_frame)); i++)
+ cmputc ('\n');
+ }
+
+ OUTPUT_IF (tty, tty->TS_termcap_modes);
+ OUTPUT_IF (tty, visible_cursor ? tty->TS_cursor_visible : tty->TS_cursor_normal);
+ OUTPUT_IF (tty, tty->TS_keypad_mode);
+ losecursor (tty);
+ fflush (tty->output);
}
- else
- (*set_terminal_modes_hook) ();
}
+/* Reset termcap modes before exiting Emacs. */
+
void
-reset_terminal_modes ()
+tty_reset_terminal_modes (struct terminal *terminal)
{
- if (FRAME_TERMCAP_P (XFRAME (selected_frame)))
+ struct tty_display_info *tty = terminal->display_info.tty;
+
+ if (tty->output)
{
- turn_off_highlight ();
- turn_off_insert ();
- OUTPUT_IF (TS_end_keypad_mode);
- OUTPUT_IF (TS_cursor_normal);
- OUTPUT_IF (TS_end_termcap_modes);
- OUTPUT_IF (TS_orig_pair);
+ tty_turn_off_highlight (tty);
+ tty_turn_off_insert (tty);
+ OUTPUT_IF (tty, tty->TS_end_keypad_mode);
+ OUTPUT_IF (tty, tty->TS_cursor_normal);
+ OUTPUT_IF (tty, tty->TS_end_termcap_modes);
+ OUTPUT_IF (tty, tty->TS_orig_pair);
/* Output raw CR so kernel can track the cursor hpos. */
+ current_tty = tty;
cmputc ('\r');
+ fflush (tty->output);
}
- else if (reset_terminal_modes_hook)
- (*reset_terminal_modes_hook) ();
}
-void
-update_begin (f)
- struct frame *f;
-{
- updating_frame = f;
- if (!FRAME_TERMCAP_P (f))
- update_begin_hook (f);
-}
+/* Flag the end of a display update on a termcap terminal. */
-void
-update_end (f)
- struct frame *f;
+static void
+tty_update_end (struct frame *f)
{
- if (FRAME_TERMCAP_P (f))
- {
- if (!XWINDOW (selected_window)->cursor_off_p)
- tty_show_cursor ();
- turn_off_insert ();
- background_highlight ();
- }
- else
- update_end_hook (f);
+ struct tty_display_info *tty = FRAME_TTY (f);
- updating_frame = NULL;
+ if (!XWINDOW (selected_window)->cursor_off_p)
+ tty_show_cursor (tty);
+ tty_turn_off_insert (tty);
+ tty_background_highlight (tty);
}
-void
-set_terminal_window (size)
- int size;
+/* The implementation of set_terminal_window for termcap frames. */
+
+static void
+tty_set_terminal_window (struct frame *f, int size)
{
- if (FRAME_TERMCAP_P (updating_frame))
- {
- specified_window = size ? size : FRAME_LINES (updating_frame);
- if (scroll_region_ok)
- set_scroll_region (0, specified_window);
- }
- else
- set_terminal_window_hook (size);
+ struct tty_display_info *tty = FRAME_TTY (f);
+
+ tty->specified_window = size ? size : FRAME_LINES (f);
+ if (FRAME_SCROLL_REGION_OK (f))
+ tty_set_scroll_region (f, 0, tty->specified_window);
}
-void
-set_scroll_region (start, stop)
- int start, stop;
+static void
+tty_set_scroll_region (struct frame *f, int start, int stop)
{
char *buf;
- struct frame *sf = XFRAME (selected_frame);
-
- if (TS_set_scroll_region)
- buf = tparam (TS_set_scroll_region, 0, 0, start, stop - 1);
- else if (TS_set_scroll_region_1)
- buf = tparam (TS_set_scroll_region_1, 0, 0,
- FRAME_LINES (sf), start,
- FRAME_LINES (sf) - stop,
- FRAME_LINES (sf));
+ struct tty_display_info *tty = FRAME_TTY (f);
+
+ if (tty->TS_set_scroll_region)
+ buf = tparam (tty->TS_set_scroll_region, 0, 0, start, stop - 1);
+ else if (tty->TS_set_scroll_region_1)
+ buf = tparam (tty->TS_set_scroll_region_1, 0, 0,
+ FRAME_LINES (f), start,
+ FRAME_LINES (f) - stop,
+ FRAME_LINES (f));
else
- buf = tparam (TS_set_window, 0, 0, start, 0, stop, FRAME_COLS (sf));
+ buf = tparam (tty->TS_set_window, 0, 0, start, 0, stop, FRAME_COLS (f));
- OUTPUT (buf);
+ OUTPUT (tty, buf);
xfree (buf);
- losecursor ();
+ losecursor (tty);
}
\f
static void
-turn_on_insert ()
+tty_turn_on_insert (struct tty_display_info *tty)
{
- if (!insert_mode)
- OUTPUT (TS_insert_mode);
- insert_mode = 1;
+ if (!tty->insert_mode)
+ OUTPUT (tty, tty->TS_insert_mode);
+ tty->insert_mode = 1;
}
void
-turn_off_insert ()
+tty_turn_off_insert (struct tty_display_info *tty)
{
- if (insert_mode)
- OUTPUT (TS_end_insert_mode);
- insert_mode = 0;
+ if (tty->insert_mode)
+ OUTPUT (tty, tty->TS_end_insert_mode);
+ tty->insert_mode = 0;
}
\f
/* Handle highlighting. */
void
-turn_off_highlight ()
+tty_turn_off_highlight (struct tty_display_info *tty)
{
- if (standout_mode)
- OUTPUT_IF (TS_end_standout_mode);
- standout_mode = 0;
+ if (tty->standout_mode)
+ OUTPUT_IF (tty, tty->TS_end_standout_mode);
+ tty->standout_mode = 0;
}
static void
-turn_on_highlight ()
+tty_turn_on_highlight (struct tty_display_info *tty)
{
- if (!standout_mode)
- OUTPUT_IF (TS_standout_mode);
- standout_mode = 1;
+ if (!tty->standout_mode)
+ OUTPUT_IF (tty, tty->TS_standout_mode);
+ tty->standout_mode = 1;
}
static void
-toggle_highlight ()
+tty_toggle_highlight (struct tty_display_info *tty)
{
- if (standout_mode)
- turn_off_highlight ();
+ if (tty->standout_mode)
+ tty_turn_off_highlight (tty);
else
- turn_on_highlight ();
+ tty_turn_on_highlight (tty);
}
/* Make cursor invisible. */
static void
-tty_hide_cursor ()
+tty_hide_cursor (struct tty_display_info *tty)
{
- if (tty_cursor_hidden == 0)
+ if (tty->cursor_hidden == 0)
{
- tty_cursor_hidden = 1;
- OUTPUT_IF (TS_cursor_invisible);
+ tty->cursor_hidden = 1;
+ OUTPUT_IF (tty, tty->TS_cursor_invisible);
}
}
/* Ensure that cursor is visible. */
static void
-tty_show_cursor ()
+tty_show_cursor (struct tty_display_info *tty)
{
- if (tty_cursor_hidden)
+ if (tty->cursor_hidden)
{
- tty_cursor_hidden = 0;
- OUTPUT_IF (TS_cursor_normal);
+ tty->cursor_hidden = 0;
+ OUTPUT_IF (tty, tty->TS_cursor_normal);
if (visible_cursor)
- OUTPUT_IF (TS_cursor_visible);
+ OUTPUT_IF (tty, tty->TS_cursor_visible);
}
}
empty space inside windows. What this is,
depends on the user option inverse-video. */
-void
-background_highlight ()
+static void
+tty_background_highlight (struct tty_display_info *tty)
{
if (inverse_video)
- turn_on_highlight ();
+ tty_turn_on_highlight (tty);
else
- turn_off_highlight ();
+ tty_turn_off_highlight (tty);
}
/* Set standout mode to the mode specified for the text to be output. */
static void
-highlight_if_desired ()
+tty_highlight_if_desired (struct tty_display_info *tty)
{
if (inverse_video)
- turn_on_highlight ();
+ tty_turn_on_highlight (tty);
else
- turn_off_highlight ();
+ tty_turn_off_highlight (tty);
}
\f
/* Move cursor to row/column position VPOS/HPOS. HPOS/VPOS are
frame-relative coordinates. */
-void
-cursor_to (vpos, hpos)
- int vpos, hpos;
+static void
+tty_cursor_to (struct frame *f, int vpos, int hpos)
{
- struct frame *f = updating_frame ? updating_frame : XFRAME (selected_frame);
-
- if (! FRAME_TERMCAP_P (f) && cursor_to_hook)
- {
- (*cursor_to_hook) (vpos, hpos);
- return;
- }
+ struct tty_display_info *tty = FRAME_TTY (f);
/* Detect the case where we are called from reset_sys_modes
and the costs have never been calculated. Do nothing. */
- if (! costs_set)
+ if (! tty->costs_set)
return;
- if (curY == vpos && curX == hpos)
+ if (curY (tty) == vpos
+ && curX (tty) == hpos)
return;
- if (!TF_standout_motion)
- background_highlight ();
- if (!TF_insmode_motion)
- turn_off_insert ();
- cmgoto (vpos, hpos);
+ if (!tty->TF_standout_motion)
+ tty_background_highlight (tty);
+ if (!tty->TF_insmode_motion)
+ tty_turn_off_insert (tty);
+ cmgoto (tty, vpos, hpos);
}
/* Similar but don't take any account of the wasted characters. */
-void
-raw_cursor_to (row, col)
- int row, col;
+static void
+tty_raw_cursor_to (struct frame *f, int row, int col)
{
- struct frame *f = updating_frame ? updating_frame : XFRAME (selected_frame);
- if (! FRAME_TERMCAP_P (f))
- {
- (*raw_cursor_to_hook) (row, col);
- return;
- }
- if (curY == row && curX == col)
+ struct tty_display_info *tty = FRAME_TTY (f);
+
+ if (curY (tty) == row
+ && curX (tty) == col)
return;
- if (!TF_standout_motion)
- background_highlight ();
- if (!TF_insmode_motion)
- turn_off_insert ();
- cmgoto (row, col);
+ if (!tty->TF_standout_motion)
+ tty_background_highlight (tty);
+ if (!tty->TF_insmode_motion)
+ tty_turn_off_insert (tty);
+ cmgoto (tty, row, col);
}
\f
/* Erase operations */
-/* clear from cursor to end of frame */
-void
-clear_to_end ()
+/* Clear from cursor to end of frame on a termcap device. */
+
+static void
+tty_clear_to_end (struct frame *f)
{
register int i;
+ struct tty_display_info *tty = FRAME_TTY (f);
- if (clear_to_end_hook && ! FRAME_TERMCAP_P (updating_frame))
+ if (tty->TS_clr_to_bottom)
{
- (*clear_to_end_hook) ();
- return;
- }
- if (TS_clr_to_bottom)
- {
- background_highlight ();
- OUTPUT (TS_clr_to_bottom);
+ tty_background_highlight (tty);
+ OUTPUT (tty, tty->TS_clr_to_bottom);
}
else
{
- for (i = curY; i < FRAME_LINES (XFRAME (selected_frame)); i++)
+ for (i = curY (tty); i < FRAME_LINES (f); i++)
{
- cursor_to (i, 0);
- clear_end_of_line (FRAME_COLS (XFRAME (selected_frame)));
+ cursor_to (f, i, 0);
+ clear_end_of_line (f, FRAME_COLS (f));
}
}
}
-/* Clear entire frame */
+/* Clear an entire termcap frame. */
-void
-clear_frame ()
+static void
+tty_clear_frame (struct frame *f)
{
- struct frame *sf = XFRAME (selected_frame);
+ struct tty_display_info *tty = FRAME_TTY (f);
- if (clear_frame_hook
- && ! FRAME_TERMCAP_P ((updating_frame ? updating_frame : sf)))
+ if (tty->TS_clr_frame)
{
- (*clear_frame_hook) ();
- return;
- }
- if (TS_clr_frame)
- {
- background_highlight ();
- OUTPUT (TS_clr_frame);
- cmat (0, 0);
+ tty_background_highlight (tty);
+ OUTPUT (tty, tty->TS_clr_frame);
+ cmat (tty, 0, 0);
}
else
{
- cursor_to (0, 0);
- clear_to_end ();
+ cursor_to (f, 0, 0);
+ clear_to_end (f);
}
}
-/* Clear from cursor to end of line.
- Assume that the line is already clear starting at column first_unused_hpos.
+/* An implementation of clear_end_of_line for termcap frames.
Note that the cursor may be moved, on terminals lacking a `ce' string. */
-void
-clear_end_of_line (first_unused_hpos)
- int first_unused_hpos;
+static void
+tty_clear_end_of_line (struct frame *f, int first_unused_hpos)
{
register int i;
-
- if (clear_end_of_line_hook
- && ! FRAME_TERMCAP_P ((updating_frame
- ? updating_frame
- : XFRAME (selected_frame))))
- {
- (*clear_end_of_line_hook) (first_unused_hpos);
- return;
- }
+ struct tty_display_info *tty = FRAME_TTY (f);
/* Detect the case where we are called from reset_sys_modes
and the costs have never been calculated. Do nothing. */
- if (! costs_set)
+ if (! tty->costs_set)
return;
- if (curX >= first_unused_hpos)
+ if (curX (tty) >= first_unused_hpos)
return;
- background_highlight ();
- if (TS_clr_line)
+ tty_background_highlight (tty);
+ if (tty->TS_clr_line)
{
- OUTPUT1 (TS_clr_line);
+ OUTPUT1 (tty, tty->TS_clr_line);
}
else
{ /* have to do it the hard way */
- struct frame *sf = XFRAME (selected_frame);
- turn_off_insert ();
+ tty_turn_off_insert (tty);
/* Do not write in last row last col with Auto-wrap on. */
- if (AutoWrap && curY == FRAME_LINES (sf) - 1
- && first_unused_hpos == FRAME_COLS (sf))
+ if (AutoWrap (tty)
+ && curY (tty) == FrameRows (tty) - 1
+ && first_unused_hpos == FrameCols (tty))
first_unused_hpos--;
- for (i = curX; i < first_unused_hpos; i++)
+ for (i = curX (tty); i < first_unused_hpos; i++)
{
- if (termscript)
- fputc (' ', termscript);
- putchar (' ');
+ if (tty->termscript)
+ fputc (' ', tty->termscript);
+ fputc (' ', tty->output);
}
- cmplus (first_unused_hpos - curX);
+ cmplus (tty, first_unused_hpos - curX (tty));
}
}
\f
struct coding_system *coding;
{
struct glyph *src_end = src + src_len;
- register GLYPH g;
unsigned char *buf;
int nchars, nbytes, required;
register int tlen = GLYPH_TABLE_LENGTH;
for (i = 0; i < cmp->glyph_len; i++)
{
int c = COMPOSITION_GLYPH (cmp, i);
-
+
if (! char_charset (c, charset_list, NULL))
break;
buf += CHAR_STRING (c, buf);
/* We must skip glyphs to be padded for a wide character. */
else if (! CHAR_GLYPH_PADDING_P (*src))
{
+ GLYPH g;
int c;
Lisp_Object string;
string = Qnil;
- g = GLYPH_FROM_CHAR_GLYPH (src[0]);
+ SET_GLYPH_FROM_CHAR_GLYPH (g, src[0]);
- if (g < 0 || g >= tlen)
+ if (GLYPH_INVALID_P (g) || GLYPH_SIMPLE_P (tbase, tlen, g))
{
/* This glyph doesn't has an entry in Vglyph_table. */
c = src->u.ch;
if (GLYPH_SIMPLE_P (tbase, tlen, g))
/* We set the multi-byte form of a character in G
(that should be an ASCII character) at WORKBUF. */
- c = FAST_GLYPH_CHAR (g);
+ c = GLYPH_CHAR (g);
else
/* We have a string in Vglyph_table. */
- string = tbase[g];
+ string = tbase[GLYPH_CHAR (g)];
}
if (NILP (string))
}
-void
-write_glyphs (string, len)
- register struct glyph *string;
- register int len;
+
+/* An implementation of write_glyphs for termcap frames. */
+
+static void
+tty_write_glyphs (struct frame *f, struct glyph *string, int len)
{
- int produced, consumed;
- struct frame *sf = XFRAME (selected_frame);
- struct frame *f = updating_frame ? updating_frame : sf;
unsigned char *conversion_buffer;
struct coding_system *coding;
- if (write_glyphs_hook
- && ! FRAME_TERMCAP_P (f))
- {
- (*write_glyphs_hook) (string, len);
- return;
- }
+ struct tty_display_info *tty = FRAME_TTY (f);
- turn_off_insert ();
- tty_hide_cursor ();
+ tty_turn_off_insert (tty);
+ tty_hide_cursor (tty);
/* Don't dare write in last column of bottom line, if Auto-Wrap,
since that would scroll the whole frame on some terminals. */
- if (AutoWrap
- && curY + 1 == FRAME_LINES (sf)
- && (curX + len) == FRAME_COLS (sf))
+ if (AutoWrap (tty)
+ && curY (tty) + 1 == FRAME_LINES (f)
+ && (curX (tty) + len) == FRAME_COLS (f))
len --;
if (len <= 0)
return;
- cmplus (len);
+ cmplus (tty, len);
/* If terminal_coding does any conversion, use it, otherwise use
safe_terminal_coding. We can't use CODING_REQUIRE_ENCODING here
because it always return 1 if the member src_multibyte is 1. */
- coding = (terminal_coding.common_flags & CODING_REQUIRE_ENCODING_MASK
- ? &terminal_coding : &safe_terminal_coding);
+ coding = (FRAME_TERMINAL_CODING (f)->common_flags & CODING_REQUIRE_ENCODING_MASK
+ ? FRAME_TERMINAL_CODING (f) : &safe_terminal_coding);
/* The mode bit CODING_MODE_LAST_BLOCK should be set to 1 only at
the tail. */
coding->mode &= ~CODING_MODE_LAST_BLOCK;
break;
/* Turn appearance modes of the face of the run on. */
- highlight_if_desired ();
+ tty_highlight_if_desired (tty);
turn_on_face (f, face_id);
if (n == len)
if (coding->produced > 0)
{
BLOCK_INPUT;
- fwrite (conversion_buffer, 1, coding->produced, stdout);
- if (ferror (stdout))
- clearerr (stdout);
- if (termscript)
- fwrite (conversion_buffer, 1, coding->produced, termscript);
+ fwrite (conversion_buffer, 1, coding->produced, tty->output);
+ if (ferror (tty->output))
+ clearerr (tty->output);
+ if (tty->termscript)
+ fwrite (conversion_buffer, 1, coding->produced, tty->termscript);
UNBLOCK_INPUT;
}
len -= n;
/* Turn appearance modes off. */
turn_off_face (f, face_id);
- turn_off_highlight ();
+ tty_turn_off_highlight (tty);
}
- cmcheckmagic ();
+ cmcheckmagic (tty);
}
-void
-write_glyphs_with_face (string, len, face_id)
+#ifdef HAVE_GPM /* Only used by GPM code. */
+
+static void
+tty_write_glyphs_with_face (f, string, len, face_id)
+ register struct frame *f;
register struct glyph *string;
register int len, face_id;
{
- struct frame *sf = XFRAME (selected_frame);
- struct frame *f = updating_frame ? updating_frame : sf;
unsigned char *conversion_buffer;
struct coding_system *coding;
- turn_off_insert ();
- tty_hide_cursor ();
+ struct tty_display_info *tty = FRAME_TTY (f);
+
+ tty_turn_off_insert (tty);
+ tty_hide_cursor (tty);
/* Don't dare write in last column of bottom line, if Auto-Wrap,
since that would scroll the whole frame on some terminals. */
- if (AutoWrap
- && curY + 1 == FRAME_LINES (sf)
- && (curX + len) == FRAME_COLS (sf))
+ if (AutoWrap (tty)
+ && curY (tty) + 1 == FRAME_LINES (f)
+ && (curX (tty) + len) == FRAME_COLS (f))
len --;
if (len <= 0)
return;
- cmplus (len);
+ cmplus (tty, len);
/* If terminal_coding does any conversion, use it, otherwise use
safe_terminal_coding. We can't use CODING_REQUIRE_ENCODING here
because it always return 1 if the member src_multibyte is 1. */
- coding = (terminal_coding.common_flags & CODING_REQUIRE_ENCODING_MASK
- ? &terminal_coding : &safe_terminal_coding);
+ coding = (FRAME_TERMINAL_CODING (f)->common_flags & CODING_REQUIRE_ENCODING_MASK
+ ? FRAME_TERMINAL_CODING (f) : &safe_terminal_coding);
/* The mode bit CODING_MODE_LAST_BLOCK should be set to 1 only at
the tail. */
coding->mode &= ~CODING_MODE_LAST_BLOCK;
-
/* Turn appearance modes of the face. */
- highlight_if_desired ();
+ tty_highlight_if_desired (tty);
turn_on_face (f, face_id);
coding->mode |= CODING_MODE_LAST_BLOCK;
if (coding->produced > 0)
{
BLOCK_INPUT;
- fwrite (conversion_buffer, 1, coding->produced, stdout);
- if (ferror (stdout))
- clearerr (stdout);
- if (termscript)
- fwrite (conversion_buffer, 1, coding->produced, termscript);
+ fwrite (conversion_buffer, 1, coding->produced, tty->output);
+ if (ferror (tty->output))
+ clearerr (tty->output);
+ if (tty->termscript)
+ fwrite (conversion_buffer, 1, coding->produced, tty->termscript);
UNBLOCK_INPUT;
}
/* Turn appearance modes off. */
turn_off_face (f, face_id);
- turn_off_highlight ();
+ tty_turn_off_highlight (tty);
- cmcheckmagic ();
+ cmcheckmagic (tty);
}
+#endif
-/* If start is zero, insert blanks instead of a string at start */
+/* An implementation of insert_glyphs for termcap frames. */
-void
-insert_glyphs (start, len)
- register struct glyph *start;
- register int len;
+static void
+tty_insert_glyphs (struct frame *f, struct glyph *start, int len)
{
char *buf;
struct glyph *glyph = NULL;
- struct frame *f, *sf;
unsigned char *conversion_buffer;
unsigned char space[1];
struct coding_system *coding;
- if (len <= 0)
- return;
-
- if (insert_glyphs_hook)
- {
- (*insert_glyphs_hook) (start, len);
- return;
- }
+ struct tty_display_info *tty = FRAME_TTY (f);
- sf = XFRAME (selected_frame);
- f = updating_frame ? updating_frame : sf;
-
- if (TS_ins_multi_chars)
+ if (tty->TS_ins_multi_chars)
{
- buf = tparam (TS_ins_multi_chars, 0, 0, len);
- OUTPUT1 (buf);
+ buf = tparam (tty->TS_ins_multi_chars, 0, 0, len);
+ OUTPUT1 (tty, buf);
xfree (buf);
if (start)
- write_glyphs (start, len);
+ write_glyphs (f, start, len);
return;
}
- turn_on_insert ();
- cmplus (len);
+ tty_turn_on_insert (tty);
+ cmplus (tty, len);
if (! start)
space[0] = SPACEGLYPH;
/* If terminal_coding does any conversion, use it, otherwise use
safe_terminal_coding. We can't use CODING_REQUIRE_ENCODING here
because it always return 1 if the member src_multibyte is 1. */
- coding = (terminal_coding.common_flags & CODING_REQUIRE_ENCODING_MASK
- ? &terminal_coding : &safe_terminal_coding);
+ coding = (FRAME_TERMINAL_CODING (f)->common_flags & CODING_REQUIRE_ENCODING_MASK
+ ? FRAME_TERMINAL_CODING (f) : &safe_terminal_coding);
/* The mode bit CODING_MODE_LAST_BLOCK should be set to 1 only at
the tail. */
coding->mode &= ~CODING_MODE_LAST_BLOCK;
while (len-- > 0)
{
- OUTPUT1_IF (TS_ins_char);
+ OUTPUT1_IF (tty, tty->TS_ins_char);
if (!start)
{
conversion_buffer = space;
}
else
{
- highlight_if_desired ();
+ tty_highlight_if_desired (tty);
turn_on_face (f, start->face_id);
glyph = start;
++start;
occupies more than one column. */
while (len && CHAR_GLYPH_PADDING_P (*start))
{
- OUTPUT1_IF (TS_ins_char);
+ OUTPUT1_IF (tty, tty->TS_ins_char);
start++, len--;
}
/* This is the last glyph. */
coding->mode |= CODING_MODE_LAST_BLOCK;
- conversion_buffer = encode_terminal_code (glyph, 1, coding);
+ conversion_buffer = encode_terminal_code (glyph, 1, coding);
}
if (coding->produced > 0)
{
BLOCK_INPUT;
- fwrite (conversion_buffer, 1, coding->produced, stdout);
- if (ferror (stdout))
- clearerr (stdout);
- if (termscript)
- fwrite (conversion_buffer, 1, coding->produced, termscript);
+ fwrite (conversion_buffer, 1, coding->produced, tty->output);
+ if (ferror (tty->output))
+ clearerr (tty->output);
+ if (tty->termscript)
+ fwrite (conversion_buffer, 1, coding->produced, tty->termscript);
UNBLOCK_INPUT;
}
- OUTPUT1_IF (TS_pad_inserted_char);
+ OUTPUT1_IF (tty, tty->TS_pad_inserted_char);
if (start)
{
turn_off_face (f, glyph->face_id);
- turn_off_highlight ();
+ tty_turn_off_highlight (tty);
}
}
- cmcheckmagic ();
+ cmcheckmagic (tty);
}
-void
-delete_glyphs (n)
- register int n;
+/* An implementation of delete_glyphs for termcap frames. */
+
+static void
+tty_delete_glyphs (struct frame *f, int n)
{
char *buf;
register int i;
- if (delete_glyphs_hook && ! FRAME_TERMCAP_P (updating_frame))
- {
- (*delete_glyphs_hook) (n);
- return;
- }
+ struct tty_display_info *tty = FRAME_TTY (f);
- if (delete_in_insert_mode)
+ if (tty->delete_in_insert_mode)
{
- turn_on_insert ();
+ tty_turn_on_insert (tty);
}
else
{
- turn_off_insert ();
- OUTPUT_IF (TS_delete_mode);
+ tty_turn_off_insert (tty);
+ OUTPUT_IF (tty, tty->TS_delete_mode);
}
- if (TS_del_multi_chars)
+ if (tty->TS_del_multi_chars)
{
- buf = tparam (TS_del_multi_chars, 0, 0, n);
- OUTPUT1 (buf);
+ buf = tparam (tty->TS_del_multi_chars, 0, 0, n);
+ OUTPUT1 (tty, buf);
xfree (buf);
}
else
for (i = 0; i < n; i++)
- OUTPUT1 (TS_del_char);
- if (!delete_in_insert_mode)
- OUTPUT_IF (TS_end_delete_mode);
+ OUTPUT1 (tty, tty->TS_del_char);
+ if (!tty->delete_in_insert_mode)
+ OUTPUT_IF (tty, tty->TS_end_delete_mode);
}
\f
-/* Insert N lines at vpos VPOS. If N is negative, delete -N lines. */
+/* An implementation of ins_del_lines for termcap frames. */
-void
-ins_del_lines (vpos, n)
- int vpos, n;
+static void
+tty_ins_del_lines (struct frame *f, int vpos, int n)
{
- char *multi = n > 0 ? TS_ins_multi_lines : TS_del_multi_lines;
- char *single = n > 0 ? TS_ins_line : TS_del_line;
- char *scroll = n > 0 ? TS_rev_scroll : TS_fwd_scroll;
- struct frame *sf;
+ struct tty_display_info *tty = FRAME_TTY (f);
+ char *multi = n > 0 ? tty->TS_ins_multi_lines : tty->TS_del_multi_lines;
+ char *single = n > 0 ? tty->TS_ins_line : tty->TS_del_line;
+ char *scroll = n > 0 ? tty->TS_rev_scroll : tty->TS_fwd_scroll;
register int i = n > 0 ? n : -n;
register char *buf;
- if (ins_del_lines_hook && ! FRAME_TERMCAP_P (updating_frame))
- {
- (*ins_del_lines_hook) (vpos, n);
- return;
- }
-
- sf = XFRAME (selected_frame);
-
/* If the lines below the insertion are being pushed
into the end of the window, this is the same as clearing;
and we know the lines are already clear, since the matching
/* If the lines below the deletion are blank lines coming
out of the end of the window, don't bother,
as there will be a matching inslines later that will flush them. */
- if (scroll_region_ok && vpos + i >= specified_window)
+ if (FRAME_SCROLL_REGION_OK (f)
+ && vpos + i >= tty->specified_window)
return;
- if (!memory_below_frame && vpos + i >= FRAME_LINES (sf))
+ if (!FRAME_MEMORY_BELOW_FRAME (f)
+ && vpos + i >= FRAME_LINES (f))
return;
if (multi)
{
- raw_cursor_to (vpos, 0);
- background_highlight ();
+ raw_cursor_to (f, vpos, 0);
+ tty_background_highlight (tty);
buf = tparam (multi, 0, 0, i);
- OUTPUT (buf);
+ OUTPUT (tty, buf);
xfree (buf);
}
else if (single)
{
- raw_cursor_to (vpos, 0);
- background_highlight ();
+ raw_cursor_to (f, vpos, 0);
+ tty_background_highlight (tty);
while (--i >= 0)
- OUTPUT (single);
- if (TF_teleray)
- curX = 0;
+ OUTPUT (tty, single);
+ if (tty->TF_teleray)
+ curX (tty) = 0;
}
else
{
- set_scroll_region (vpos, specified_window);
+ tty_set_scroll_region (f, vpos, tty->specified_window);
if (n < 0)
- raw_cursor_to (specified_window - 1, 0);
+ raw_cursor_to (f, tty->specified_window - 1, 0);
else
- raw_cursor_to (vpos, 0);
- background_highlight ();
+ raw_cursor_to (f, vpos, 0);
+ tty_background_highlight (tty);
while (--i >= 0)
- OUTPUTL (scroll, specified_window - vpos);
- set_scroll_region (0, specified_window);
+ OUTPUTL (tty, scroll, tty->specified_window - vpos);
+ tty_set_scroll_region (f, 0, tty->specified_window);
}
- if (!scroll_region_ok && memory_below_frame && n < 0)
+ if (!FRAME_SCROLL_REGION_OK (f)
+ && FRAME_MEMORY_BELOW_FRAME (f)
+ && n < 0)
{
- cursor_to (FRAME_LINES (sf) + n, 0);
- clear_to_end ();
+ cursor_to (f, FRAME_LINES (f) + n, 0);
+ clear_to_end (f);
}
}
\f
not counting any line-dependent padding. */
int
-string_cost (str)
- char *str;
+string_cost (char *str)
{
cost = 0;
if (str)
counting any line-dependent padding at one line. */
static int
-string_cost_one_line (str)
- char *str;
+string_cost_one_line (char *str)
{
cost = 0;
if (str)
in tenths of characters. */
int
-per_line_cost (str)
- register char *str;
+per_line_cost (char *str)
{
cost = 0;
if (str)
/* ARGSUSED */
static void
-calculate_ins_del_char_costs (frame)
- FRAME_PTR frame;
+calculate_ins_del_char_costs (struct frame *f)
{
+ struct tty_display_info *tty = FRAME_TTY (f);
int ins_startup_cost, del_startup_cost;
int ins_cost_per_char, del_cost_per_char;
register int i;
register int *p;
- if (TS_ins_multi_chars)
+ if (tty->TS_ins_multi_chars)
{
ins_cost_per_char = 0;
- ins_startup_cost = string_cost_one_line (TS_ins_multi_chars);
+ ins_startup_cost = string_cost_one_line (tty->TS_ins_multi_chars);
}
- else if (TS_ins_char || TS_pad_inserted_char
- || (TS_insert_mode && TS_end_insert_mode))
+ else if (tty->TS_ins_char || tty->TS_pad_inserted_char
+ || (tty->TS_insert_mode && tty->TS_end_insert_mode))
{
- ins_startup_cost = (30 * (string_cost (TS_insert_mode)
- + string_cost (TS_end_insert_mode))) / 100;
- ins_cost_per_char = (string_cost_one_line (TS_ins_char)
- + string_cost_one_line (TS_pad_inserted_char));
+ ins_startup_cost = (30 * (string_cost (tty->TS_insert_mode)
+ + string_cost (tty->TS_end_insert_mode))) / 100;
+ ins_cost_per_char = (string_cost_one_line (tty->TS_ins_char)
+ + string_cost_one_line (tty->TS_pad_inserted_char));
}
else
{
ins_cost_per_char = 0;
}
- if (TS_del_multi_chars)
+ if (tty->TS_del_multi_chars)
{
del_cost_per_char = 0;
- del_startup_cost = string_cost_one_line (TS_del_multi_chars);
+ del_startup_cost = string_cost_one_line (tty->TS_del_multi_chars);
}
- else if (TS_del_char)
+ else if (tty->TS_del_char)
{
- del_startup_cost = (string_cost (TS_delete_mode)
- + string_cost (TS_end_delete_mode));
- if (delete_in_insert_mode)
+ del_startup_cost = (string_cost (tty->TS_delete_mode)
+ + string_cost (tty->TS_end_delete_mode));
+ if (tty->delete_in_insert_mode)
del_startup_cost /= 2;
- del_cost_per_char = string_cost_one_line (TS_del_char);
+ del_cost_per_char = string_cost_one_line (tty->TS_del_char);
}
else
{
}
/* Delete costs are at negative offsets */
- p = &char_ins_del_cost (frame)[0];
- for (i = FRAME_COLS (frame); --i >= 0;)
+ p = &char_ins_del_cost (f)[0];
+ for (i = FRAME_COLS (f); --i >= 0;)
*--p = (del_startup_cost += del_cost_per_char);
/* Doing nothing is free */
- p = &char_ins_del_cost (frame)[0];
+ p = &char_ins_del_cost (f)[0];
*p++ = 0;
/* Insert costs are at positive offsets */
- for (i = FRAME_COLS (frame); --i >= 0;)
+ for (i = FRAME_COLS (f); --i >= 0;)
*p++ = (ins_startup_cost += ins_cost_per_char);
}
void
-calculate_costs (frame)
- FRAME_PTR frame;
+calculate_costs (struct frame *frame)
{
- register char *f = (TS_set_scroll_region
- ? TS_set_scroll_region
- : TS_set_scroll_region_1);
-
FRAME_COST_BAUD_RATE (frame) = baud_rate;
- scroll_region_cost = string_cost (f);
+ if (FRAME_TERMCAP_P (frame))
+ {
+ struct tty_display_info *tty = FRAME_TTY (frame);
+ register char *f = (tty->TS_set_scroll_region
+ ? tty->TS_set_scroll_region
+ : tty->TS_set_scroll_region_1);
- /* These variables are only used for terminal stuff. They are allocated
- once for the terminal frame of X-windows emacs, but not used afterwards.
+ FRAME_SCROLL_REGION_COST (frame) = string_cost (f);
- char_ins_del_vector (i.e., char_ins_del_cost) isn't used because
- X turns off char_ins_del_ok. */
+ tty->costs_set = 1;
- max_frame_lines = max (max_frame_lines, FRAME_LINES (frame));
- max_frame_cols = max (max_frame_cols, FRAME_COLS (frame));
+ /* These variables are only used for terminal stuff. They are
+ allocated once for the terminal frame of X-windows emacs, but not
+ used afterwards.
- costs_set = 1;
+ char_ins_del_vector (i.e., char_ins_del_cost) isn't used because
+ X turns off char_ins_del_ok. */
- if (char_ins_del_vector != 0)
- char_ins_del_vector
- = (int *) xrealloc (char_ins_del_vector,
- (sizeof (int)
- + 2 * max_frame_cols * sizeof (int)));
- else
- char_ins_del_vector
- = (int *) xmalloc (sizeof (int)
- + 2 * max_frame_cols * sizeof (int));
-
- bzero (char_ins_del_vector, (sizeof (int)
- + 2 * max_frame_cols * sizeof (int)));
-
- if (f && (!TS_ins_line && !TS_del_line))
- do_line_insertion_deletion_costs (frame,
- TS_rev_scroll, TS_ins_multi_lines,
- TS_fwd_scroll, TS_del_multi_lines,
- f, f, 1);
- else
- do_line_insertion_deletion_costs (frame,
- TS_ins_line, TS_ins_multi_lines,
- TS_del_line, TS_del_multi_lines,
- 0, 0, 1);
+ max_frame_lines = max (max_frame_lines, FRAME_LINES (frame));
+ max_frame_cols = max (max_frame_cols, FRAME_COLS (frame));
- calculate_ins_del_char_costs (frame);
+ if (char_ins_del_vector != 0)
+ char_ins_del_vector
+ = (int *) xrealloc (char_ins_del_vector,
+ (sizeof (int)
+ + 2 * max_frame_cols * sizeof (int)));
+ else
+ char_ins_del_vector
+ = (int *) xmalloc (sizeof (int)
+ + 2 * max_frame_cols * sizeof (int));
- /* Don't use TS_repeat if its padding is worse than sending the chars */
- if (TS_repeat && per_line_cost (TS_repeat) * baud_rate < 9000)
- RPov = string_cost (TS_repeat);
- else
- RPov = FRAME_COLS (frame) * 2;
+ bzero (char_ins_del_vector, (sizeof (int)
+ + 2 * max_frame_cols * sizeof (int)));
+
+
+ if (f && (!tty->TS_ins_line && !tty->TS_del_line))
+ do_line_insertion_deletion_costs (frame,
+ tty->TS_rev_scroll, tty->TS_ins_multi_lines,
+ tty->TS_fwd_scroll, tty->TS_del_multi_lines,
+ f, f, 1);
+ else
+ do_line_insertion_deletion_costs (frame,
+ tty->TS_ins_line, tty->TS_ins_multi_lines,
+ tty->TS_del_line, tty->TS_del_multi_lines,
+ 0, 0, 1);
+
+ calculate_ins_del_char_costs (frame);
+
+ /* Don't use TS_repeat if its padding is worse than sending the chars */
+ if (tty->TS_repeat && per_line_cost (tty->TS_repeat) * baud_rate < 9000)
+ tty->RPov = string_cost (tty->TS_repeat);
+ else
+ tty->RPov = FRAME_COLS (frame) * 2;
- cmcostinit (); /* set up cursor motion costs */
+ cmcostinit (FRAME_TTY (frame)); /* set up cursor motion costs */
+ }
}
\f
struct fkey_table {
{"!3", "S-undo"} /*shifted undo key*/
};
-static char **term_get_fkeys_arg;
+static char **term_get_fkeys_address;
+static KBOARD *term_get_fkeys_kboard;
static Lisp_Object term_get_fkeys_1 ();
-/* Find the escape codes sent by the function keys for Vfunction_key_map.
+/* Find the escape codes sent by the function keys for Vinput_decode_map.
This function scans the termcap function key sequence entries, and
- adds entries to Vfunction_key_map for each function key it finds. */
+ adds entries to Vinput_decode_map for each function key it finds. */
-void
-term_get_fkeys (address)
+static void
+term_get_fkeys (address, kboard)
char **address;
+ KBOARD *kboard;
{
/* We run the body of the function (term_get_fkeys_1) and ignore all Lisp
errors during the call. The only errors should be from Fdefine_key
refusing to run at all on such a terminal. */
extern Lisp_Object Fidentity ();
- term_get_fkeys_arg = address;
+ term_get_fkeys_address = address;
+ term_get_fkeys_kboard = kboard;
internal_condition_case (term_get_fkeys_1, Qerror, Fidentity);
}
{
int i;
- char **address = term_get_fkeys_arg;
+ char **address = term_get_fkeys_address;
+ KBOARD *kboard = term_get_fkeys_kboard;
/* This can happen if CANNOT_DUMP or with strange options. */
- if (!initialized)
- Vfunction_key_map = Fmake_sparse_keymap (Qnil);
+ if (!KEYMAPP (kboard->Vinput_decode_map))
+ kboard->Vinput_decode_map = Fmake_sparse_keymap (Qnil);
for (i = 0; i < (sizeof (keys)/sizeof (keys[0])); i++)
{
char *sequence = tgetstr (keys[i].cap, address);
if (sequence)
- Fdefine_key (Vfunction_key_map, build_string (sequence),
+ Fdefine_key (kboard->Vinput_decode_map, build_string (sequence),
Fmake_vector (make_number (1),
intern (keys[i].name)));
}
if (k0)
/* Define f0 first, so that f10 takes precedence in case the
key sequences happens to be the same. */
- Fdefine_key (Vfunction_key_map, build_string (k0),
+ Fdefine_key (kboard->Vinput_decode_map, build_string (k0),
Fmake_vector (make_number (1), intern ("f0")));
- Fdefine_key (Vfunction_key_map, build_string (k_semi),
+ Fdefine_key (kboard->Vinput_decode_map, build_string (k_semi),
Fmake_vector (make_number (1), intern ("f10")));
}
else if (k0)
- Fdefine_key (Vfunction_key_map, build_string (k0),
+ Fdefine_key (kboard->Vinput_decode_map, build_string (k0),
Fmake_vector (make_number (1), intern (k0_name)));
}
if (sequence)
{
sprintf (fkey, "f%d", i);
- Fdefine_key (Vfunction_key_map, build_string (sequence),
+ Fdefine_key (kboard->Vinput_decode_map, build_string (sequence),
Fmake_vector (make_number (1),
intern (fkey)));
}
if (!tgetstr (cap1, address)) \
{ \
char *sequence = tgetstr (cap2, address); \
- if (sequence) \
- Fdefine_key (Vfunction_key_map, build_string (sequence), \
- Fmake_vector (make_number (1), \
- intern (sym))); \
+ if (sequence) \
+ Fdefine_key (kboard->Vinput_decode_map, build_string (sequence), \
+ Fmake_vector (make_number (1), \
+ intern (sym))); \
}
/* if there's no key_next keycap, map key_npage to `next' keysym */
enum display_element_type what;
{
struct it temp_it;
+ Lisp_Object gc;
GLYPH glyph;
temp_it = *it;
if (what == IT_CONTINUATION)
{
/* Continuation glyph. */
+ SET_GLYPH_FROM_CHAR (glyph, '\\');
if (it->dp
- && INTEGERP (DISP_CONTINUE_GLYPH (it->dp))
- && GLYPH_CHAR_VALID_P (XINT (DISP_CONTINUE_GLYPH (it->dp))))
+ && (gc = DISP_CONTINUE_GLYPH (it->dp), GLYPH_CODE_P (gc))
+ && GLYPH_CODE_CHAR_VALID_P (gc))
{
- glyph = XINT (DISP_CONTINUE_GLYPH (it->dp));
- glyph = spec_glyph_lookup_face (XWINDOW (it->window), glyph);
+ SET_GLYPH_FROM_GLYPH_CODE (glyph, gc);
+ spec_glyph_lookup_face (XWINDOW (it->window), &glyph);
}
- else
- glyph = '\\';
}
else if (what == IT_TRUNCATION)
{
/* Truncation glyph. */
+ SET_GLYPH_FROM_CHAR (glyph, '$');
if (it->dp
- && INTEGERP (DISP_TRUNC_GLYPH (it->dp))
- && GLYPH_CHAR_VALID_P (XINT (DISP_TRUNC_GLYPH (it->dp))))
+ && (gc = DISP_TRUNC_GLYPH (it->dp), GLYPH_CODE_P (gc))
+ && GLYPH_CODE_CHAR_VALID_P (gc))
{
- glyph = XINT (DISP_TRUNC_GLYPH (it->dp));
- glyph = spec_glyph_lookup_face (XWINDOW (it->window), glyph);
+ SET_GLYPH_FROM_GLYPH_CODE (glyph, gc);
+ spec_glyph_lookup_face (XWINDOW (it->window), &glyph);
}
- else
- glyph = '$';
}
else
abort ();
- temp_it.c = FAST_GLYPH_CHAR (glyph);
- temp_it.face_id = FAST_GLYPH_FACE (glyph);
+ temp_it.c = GLYPH_CHAR (glyph);
+ temp_it.face_id = GLYPH_FACE (glyph);
temp_it.len = CHAR_BYTES (temp_it.c);
produce_glyphs (&temp_it);
from them. Some display attributes may not be used together with
color; the termcap capability `NC' specifies which ones. */
-#define MAY_USE_WITH_COLORS_P(ATTR) \
- (TN_max_colors > 0 \
- ? (TN_no_color_video & (ATTR)) == 0 \
- : 1)
+#define MAY_USE_WITH_COLORS_P(tty, ATTR) \
+ (tty->TN_max_colors > 0 \
+ ? (tty->TN_no_color_video & (ATTR)) == 0 \
+ : 1)
/* Turn appearances of face FACE_ID on tty frame F on.
FACE_ID is a realized face ID number, in the face cache. */
struct face *face = FACE_FROM_ID (f, face_id);
long fg = face->foreground;
long bg = face->background;
+ struct tty_display_info *tty = FRAME_TTY (f);
/* Do this first because TS_end_standout_mode may be the same
as TS_exit_attribute_mode, which turns all appearances off. */
- if (MAY_USE_WITH_COLORS_P (NC_REVERSE))
+ if (MAY_USE_WITH_COLORS_P (tty, NC_REVERSE))
{
- if (TN_max_colors > 0)
+ if (tty->TN_max_colors > 0)
{
if (fg >= 0 && bg >= 0)
{
{
if (fg == FACE_TTY_DEFAULT_FG_COLOR
|| bg == FACE_TTY_DEFAULT_BG_COLOR)
- toggle_highlight ();
+ tty_toggle_highlight (tty);
}
else
{
if (fg == FACE_TTY_DEFAULT_BG_COLOR
|| bg == FACE_TTY_DEFAULT_FG_COLOR)
- toggle_highlight ();
+ tty_toggle_highlight (tty);
}
}
else
{
if (fg == FACE_TTY_DEFAULT_FG_COLOR
|| bg == FACE_TTY_DEFAULT_BG_COLOR)
- toggle_highlight ();
+ tty_toggle_highlight (tty);
}
else
{
if (fg == FACE_TTY_DEFAULT_BG_COLOR
|| bg == FACE_TTY_DEFAULT_FG_COLOR)
- toggle_highlight ();
+ tty_toggle_highlight (tty);
}
}
}
if (face->tty_bold_p)
{
- if (MAY_USE_WITH_COLORS_P (NC_BOLD))
- OUTPUT1_IF (TS_enter_bold_mode);
+ if (MAY_USE_WITH_COLORS_P (tty, NC_BOLD))
+ OUTPUT1_IF (tty, tty->TS_enter_bold_mode);
}
else if (face->tty_dim_p)
- if (MAY_USE_WITH_COLORS_P (NC_DIM))
- OUTPUT1_IF (TS_enter_dim_mode);
+ if (MAY_USE_WITH_COLORS_P (tty, NC_DIM))
+ OUTPUT1_IF (tty, tty->TS_enter_dim_mode);
/* Alternate charset and blinking not yet used. */
if (face->tty_alt_charset_p
- && MAY_USE_WITH_COLORS_P (NC_ALT_CHARSET))
- OUTPUT1_IF (TS_enter_alt_charset_mode);
+ && MAY_USE_WITH_COLORS_P (tty, NC_ALT_CHARSET))
+ OUTPUT1_IF (tty, tty->TS_enter_alt_charset_mode);
if (face->tty_blinking_p
- && MAY_USE_WITH_COLORS_P (NC_BLINK))
- OUTPUT1_IF (TS_enter_blink_mode);
+ && MAY_USE_WITH_COLORS_P (tty, NC_BLINK))
+ OUTPUT1_IF (tty, tty->TS_enter_blink_mode);
- if (face->tty_underline_p && MAY_USE_WITH_COLORS_P (NC_UNDERLINE))
- OUTPUT1_IF (TS_enter_underline_mode);
+ if (face->tty_underline_p && MAY_USE_WITH_COLORS_P (tty, NC_UNDERLINE))
+ OUTPUT1_IF (tty, tty->TS_enter_underline_mode);
- if (TN_max_colors > 0)
+ if (tty->TN_max_colors > 0)
{
char *ts, *p;
- ts = standout_mode ? TS_set_background : TS_set_foreground;
+ ts = tty->standout_mode ? tty->TS_set_background : tty->TS_set_foreground;
if (fg >= 0 && ts)
{
- p = tparam (ts, NULL, 0, (int) fg);
- OUTPUT (p);
+ p = tparam (ts, NULL, 0, (int) fg);
+ OUTPUT (tty, p);
xfree (p);
}
- ts = standout_mode ? TS_set_foreground : TS_set_background;
+ ts = tty->standout_mode ? tty->TS_set_foreground : tty->TS_set_background;
if (bg >= 0 && ts)
{
- p = tparam (ts, NULL, 0, (int) bg);
- OUTPUT (p);
+ p = tparam (ts, NULL, 0, (int) bg);
+ OUTPUT (tty, p);
xfree (p);
}
}
int face_id;
{
struct face *face = FACE_FROM_ID (f, face_id);
+ struct tty_display_info *tty = FRAME_TTY (f);
xassert (face != NULL);
- if (TS_exit_attribute_mode)
+ if (tty->TS_exit_attribute_mode)
{
/* Capability "me" will turn off appearance modes double-bright,
half-bright, reverse-video, standout, underline. It may or
|| face->tty_blinking_p
|| face->tty_underline_p)
{
- OUTPUT1_IF (TS_exit_attribute_mode);
- if (strcmp (TS_exit_attribute_mode, TS_end_standout_mode) == 0)
- standout_mode = 0;
+ OUTPUT1_IF (tty, tty->TS_exit_attribute_mode);
+ if (strcmp (tty->TS_exit_attribute_mode, tty->TS_end_standout_mode) == 0)
+ tty->standout_mode = 0;
}
if (face->tty_alt_charset_p)
- OUTPUT_IF (TS_exit_alt_charset_mode);
+ OUTPUT_IF (tty, tty->TS_exit_alt_charset_mode);
}
else
{
/* If we don't have "me" we can only have those appearances
that have exit sequences defined. */
if (face->tty_alt_charset_p)
- OUTPUT_IF (TS_exit_alt_charset_mode);
+ OUTPUT_IF (tty, tty->TS_exit_alt_charset_mode);
if (face->tty_underline_p)
- OUTPUT_IF (TS_exit_underline_mode);
+ OUTPUT_IF (tty, tty->TS_exit_underline_mode);
}
/* Switch back to default colors. */
- if (TN_max_colors > 0
+ if (tty->TN_max_colors > 0
&& ((face->foreground != FACE_TTY_DEFAULT_COLOR
&& face->foreground != FACE_TTY_DEFAULT_FG_COLOR)
|| (face->background != FACE_TTY_DEFAULT_COLOR
&& face->background != FACE_TTY_DEFAULT_BG_COLOR)))
- OUTPUT1_IF (TS_orig_pair);
+ OUTPUT1_IF (tty, tty->TS_orig_pair);
}
colors FG and BG. */
int
-tty_capable_p (f, caps, fg, bg)
- struct frame *f;
+tty_capable_p (tty, caps, fg, bg)
+ struct tty_display_info *tty;
unsigned caps;
unsigned long fg, bg;
{
-#define TTY_CAPABLE_P_TRY(cap, TS, NC_bit) \
- if ((caps & (cap)) && (!(TS) || !MAY_USE_WITH_COLORS_P(NC_bit))) \
+#define TTY_CAPABLE_P_TRY(tty, cap, TS, NC_bit) \
+ if ((caps & (cap)) && (!(TS) || !MAY_USE_WITH_COLORS_P(tty, NC_bit))) \
return 0;
- TTY_CAPABLE_P_TRY (TTY_CAP_INVERSE, TS_standout_mode, NC_REVERSE);
- TTY_CAPABLE_P_TRY (TTY_CAP_UNDERLINE, TS_enter_underline_mode, NC_UNDERLINE);
- TTY_CAPABLE_P_TRY (TTY_CAP_BOLD, TS_enter_bold_mode, NC_BOLD);
- TTY_CAPABLE_P_TRY (TTY_CAP_DIM, TS_enter_dim_mode, NC_DIM);
- TTY_CAPABLE_P_TRY (TTY_CAP_BLINK, TS_enter_blink_mode, NC_BLINK);
- TTY_CAPABLE_P_TRY (TTY_CAP_ALT_CHARSET, TS_enter_alt_charset_mode, NC_ALT_CHARSET);
+ TTY_CAPABLE_P_TRY (tty, TTY_CAP_INVERSE, tty->TS_standout_mode, NC_REVERSE);
+ TTY_CAPABLE_P_TRY (tty, TTY_CAP_UNDERLINE, tty->TS_enter_underline_mode, NC_UNDERLINE);
+ TTY_CAPABLE_P_TRY (tty, TTY_CAP_BOLD, tty->TS_enter_bold_mode, NC_BOLD);
+ TTY_CAPABLE_P_TRY (tty, TTY_CAP_DIM, tty->TS_enter_dim_mode, NC_DIM);
+ TTY_CAPABLE_P_TRY (tty, TTY_CAP_BLINK, tty->TS_enter_blink_mode, NC_BLINK);
+ TTY_CAPABLE_P_TRY (tty, TTY_CAP_ALT_CHARSET, tty->TS_enter_alt_charset_mode, NC_ALT_CHARSET);
/* We can do it! */
return 1;
}
-
/* Return non-zero if the terminal is capable to display colors. */
DEFUN ("tty-display-color-p", Ftty_display_color_p, Stty_display_color_p,
0, 1, 0,
- doc: /* Return non-nil if TTY can display colors on DISPLAY. */)
- (display)
- Lisp_Object display;
+ doc: /* Return non-nil if the tty device TERMINAL can display colors.
+
+TERMINAL can be a terminal id, a frame or nil (meaning the selected
+frame's terminal). This function always returns nil if TERMINAL
+is not on a tty device. */)
+ (terminal)
+ Lisp_Object terminal;
{
- return TN_max_colors > 0 ? Qt : Qnil;
+ struct terminal *t = get_tty_terminal (terminal, 0);
+ if (!t)
+ return Qnil;
+ else
+ return t->display_info.tty->TN_max_colors > 0 ? Qt : Qnil;
}
/* Return the number of supported colors. */
DEFUN ("tty-display-color-cells", Ftty_display_color_cells,
Stty_display_color_cells, 0, 1, 0,
- doc: /* Return the number of colors supported by TTY on DISPLAY. */)
- (display)
- Lisp_Object display;
+ doc: /* Return the number of colors supported by the tty device TERMINAL.
+
+TERMINAL can be a terminal id, a frame or nil (meaning the selected
+frame's terminal). This function always returns 0 if TERMINAL
+is not on a tty device. */)
+ (terminal)
+ Lisp_Object terminal;
{
- return make_number (TN_max_colors);
+ struct terminal *t = get_tty_terminal (terminal, 0);
+ if (!t)
+ return make_number (0);
+ else
+ return make_number (t->display_info.tty->TN_max_colors);
}
#ifndef WINDOWSNT
/* Save or restore the default color-related capabilities of this
terminal. */
static void
-tty_default_color_capabilities (save)
- int save;
+tty_default_color_capabilities (struct tty_display_info *tty, int save)
{
if (save)
{
- if (default_orig_pair)
- xfree (default_orig_pair);
- default_orig_pair = TS_orig_pair ? xstrdup (TS_orig_pair) : NULL;
+ xfree (default_orig_pair);
+ default_orig_pair = tty->TS_orig_pair ? xstrdup (tty->TS_orig_pair) : NULL;
- if (default_set_foreground)
- xfree (default_set_foreground);
- default_set_foreground = TS_set_foreground ? xstrdup (TS_set_foreground)
+ xfree (default_set_foreground);
+ default_set_foreground = tty->TS_set_foreground ? xstrdup (tty->TS_set_foreground)
: NULL;
- if (default_set_background)
- xfree (default_set_background);
- default_set_background = TS_set_background ? xstrdup (TS_set_background)
+ xfree (default_set_background);
+ default_set_background = tty->TS_set_background ? xstrdup (tty->TS_set_background)
: NULL;
- default_max_colors = TN_max_colors;
- default_max_pairs = TN_max_pairs;
- default_no_color_video = TN_no_color_video;
+ default_max_colors = tty->TN_max_colors;
+ default_max_pairs = tty->TN_max_pairs;
+ default_no_color_video = tty->TN_no_color_video;
}
else
{
- TS_orig_pair = default_orig_pair;
- TS_set_foreground = default_set_foreground;
- TS_set_background = default_set_background;
- TN_max_colors = default_max_colors;
- TN_max_pairs = default_max_pairs;
- TN_no_color_video = default_no_color_video;
+ tty->TS_orig_pair = default_orig_pair;
+ tty->TS_set_foreground = default_set_foreground;
+ tty->TS_set_background = default_set_background;
+ tty->TN_max_colors = default_max_colors;
+ tty->TN_max_pairs = default_max_pairs;
+ tty->TN_no_color_video = default_no_color_video;
}
}
/* Setup one of the standard tty color schemes according to MODE.
MODE's value is generally the number of colors which we want to
support; zero means set up for the default capabilities, the ones
- we saw at term_init time; -1 means turn off color support. */
-void
-tty_setup_colors (mode)
- int mode;
+ we saw at init_tty time; -1 means turn off color support. */
+static void
+tty_setup_colors (struct tty_display_info *tty, int mode)
{
/* Canonicalize all negative values of MODE. */
if (mode < -1)
switch (mode)
{
case -1: /* no colors at all */
- TN_max_colors = 0;
- TN_max_pairs = 0;
- TN_no_color_video = 0;
- TS_set_foreground = TS_set_background = TS_orig_pair = NULL;
+ tty->TN_max_colors = 0;
+ tty->TN_max_pairs = 0;
+ tty->TN_no_color_video = 0;
+ tty->TS_set_foreground = tty->TS_set_background = tty->TS_orig_pair = NULL;
break;
case 0: /* default colors, if any */
default:
- tty_default_color_capabilities (0);
+ tty_default_color_capabilities (tty, 0);
break;
case 8: /* 8 standard ANSI colors */
- TS_orig_pair = "\033[0m";
+ tty->TS_orig_pair = "\033[0m";
#ifdef TERMINFO
- TS_set_foreground = "\033[3%p1%dm";
- TS_set_background = "\033[4%p1%dm";
+ tty->TS_set_foreground = "\033[3%p1%dm";
+ tty->TS_set_background = "\033[4%p1%dm";
#else
- TS_set_foreground = "\033[3%dm";
- TS_set_background = "\033[4%dm";
+ tty->TS_set_foreground = "\033[3%dm";
+ tty->TS_set_background = "\033[4%dm";
#endif
- TN_max_colors = 8;
- TN_max_pairs = 64;
- TN_no_color_video = 0;
+ tty->TN_max_colors = 8;
+ tty->TN_max_pairs = 64;
+ tty->TN_no_color_video = 0;
break;
}
}
void
-set_tty_color_mode (f, val)
+set_tty_color_mode (tty, f)
+ struct tty_display_info *tty;
struct frame *f;
- Lisp_Object val;
{
- Lisp_Object color_mode_spec, current_mode_spec;
- Lisp_Object color_mode, current_mode;
- int mode, old_mode;
+ Lisp_Object tem, val, color_mode_spec;
+ Lisp_Object color_mode;
+ int mode;
extern Lisp_Object Qtty_color_mode;
- Lisp_Object tty_color_mode_alist;
+ Lisp_Object tty_color_mode_alist
+ = Fintern_soft (build_string ("tty-color-mode-alist"), Qnil);
- tty_color_mode_alist = Fintern_soft (build_string ("tty-color-mode-alist"),
- Qnil);
+ tem = assq_no_quit (Qtty_color_mode, f->param_alist);
+ val = CONSP (tem) ? XCDR (tem) : Qnil;
if (INTEGERP (val))
color_mode = val;
else
{
- if (NILP (tty_color_mode_alist))
- color_mode_spec = Qnil;
- else
- color_mode_spec = Fassq (val, XSYMBOL (tty_color_mode_alist)->value);
+ tem = (NILP (tty_color_mode_alist) ? Qnil
+ : Fassq (val, XSYMBOL (tty_color_mode_alist)->value));
+ color_mode = CONSP (tem) ? XCDR (tem) : Qnil;
+ }
+
+ mode = INTEGERP (color_mode) ? XINT (color_mode) : 0;
+
+ if (mode != tty->previous_color_mode)
+ {
+ Lisp_Object funsym = intern ("tty-set-up-initial-frame-faces");
+ tty->previous_color_mode = mode;
+ tty_setup_colors (tty , mode);
+ /* This recomputes all the faces given the new color definitions. */
+ safe_call (1, &funsym);
+ }
+}
+
+#endif /* !WINDOWSNT */
+
+\f
+
+/* Return the tty display object specified by TERMINAL. */
+
+struct terminal *
+get_tty_terminal (Lisp_Object terminal, int throw)
+{
+ struct terminal *t = get_terminal (terminal, throw);
- if (CONSP (color_mode_spec))
- color_mode = XCDR (color_mode_spec);
+ if (t && t->type != output_termcap)
+ {
+ if (throw)
+ error ("Device %d is not a termcap terminal device", t->id);
else
- color_mode = Qnil;
+ return NULL;
}
- current_mode_spec = assq_no_quit (Qtty_color_mode, f->param_alist);
+ return t;
+}
- if (CONSP (current_mode_spec))
- current_mode = XCDR (current_mode_spec);
- else
- current_mode = Qnil;
- if (INTEGERP (color_mode))
- mode = XINT (color_mode);
+/* Return an active termcap device that uses the tty device with the
+ given name.
+
+ This function ignores suspended devices.
+
+ Returns NULL if the named terminal device is not opened. */
+
+struct terminal *
+get_named_tty (name)
+ char *name;
+{
+ struct terminal *t;
+
+ if (!name)
+ abort ();
+
+ for (t = terminal_list; t; t = t->next_terminal)
+ {
+ if (t->type == output_termcap
+ && !strcmp (t->display_info.tty->name, name)
+ && TERMINAL_ACTIVE_P (t))
+ return t;
+ }
+
+ return 0;
+}
+
+\f
+DEFUN ("tty-type", Ftty_type, Stty_type, 0, 1, 0,
+ doc: /* Return the type of the tty device that TERMINAL uses.
+Returns nil if TERMINAL is not on a tty device.
+
+TERMINAL can be a terminal id, a frame or nil (meaning the selected
+frame's terminal). */)
+ (terminal)
+ Lisp_Object terminal;
+{
+ struct terminal *t = get_terminal (terminal, 1);
+
+ if (t->type != output_termcap)
+ return Qnil;
+
+ if (t->display_info.tty->type)
+ return build_string (t->display_info.tty->type);
else
- mode = 0; /* meaning default */
- if (INTEGERP (current_mode))
- old_mode = XINT (current_mode);
+ return Qnil;
+}
+
+DEFUN ("controlling-tty-p", Fcontrolling_tty_p, Scontrolling_tty_p, 0, 1, 0,
+ doc: /* Return non-nil if TERMINAL is on the controlling tty of the Emacs process.
+
+TERMINAL can be a terminal id, a frame or nil (meaning the selected
+frame's terminal). This function always returns nil if TERMINAL
+is not on a tty device. */)
+ (terminal)
+ Lisp_Object terminal;
+{
+ struct terminal *t = get_terminal (terminal, 1);
+
+ if (t->type != output_termcap || strcmp (t->display_info.tty->name, DEV_TTY))
+ return Qnil;
else
- old_mode = 0;
+ return Qt;
+}
+
+DEFUN ("tty-no-underline", Ftty_no_underline, Stty_no_underline, 0, 1, 0,
+ doc: /* Declare that the tty used by TERMINAL does not handle underlining.
+This is used to override the terminfo data, for certain terminals that
+do not really do underlining, but say that they do. This function has
+no effect if used on a non-tty terminal.
- if (mode != old_mode)
+TERMINAL can be a terminal id, a frame or nil (meaning the selected
+frame's terminal). This function always returns nil if TERMINAL
+is not on a tty device. */)
+ (terminal)
+ Lisp_Object terminal;
+{
+ struct terminal *t = get_terminal (terminal, 1);
+
+ if (t->type == output_termcap)
+ t->display_info.tty->TS_enter_underline_mode = 0;
+ return Qnil;
+}
+
+\f
+
+DEFUN ("suspend-tty", Fsuspend_tty, Ssuspend_tty, 0, 1, 0,
+ doc: /* Suspend the terminal device TTY.
+
+The device is restored to its default state, and Emacs ceases all
+access to the tty device. Frames that use the device are not deleted,
+but input is not read from them and if they change, their display is
+not updated.
+
+TTY may be a terminal id, a frame, or nil for the terminal device of
+the currently selected frame.
+
+This function runs `suspend-tty-functions' after suspending the
+device. The functions are run with one arg, the id of the suspended
+terminal device.
+
+`suspend-tty' does nothing if it is called on a device that is already
+suspended.
+
+A suspended tty may be resumed by calling `resume-tty' on it. */)
+ (tty)
+ Lisp_Object tty;
+{
+ struct terminal *t = get_tty_terminal (tty, 1);
+ FILE *f;
+
+ if (!t)
+ error ("Unknown tty device");
+
+ f = t->display_info.tty->input;
+
+ if (f)
{
- tty_setup_colors (mode);
- /* This recomputes all the faces given the new color
- definitions. */
- call0 (intern ("tty-set-up-initial-frame-faces"));
- redraw_frame (f);
+ /* First run `suspend-tty-functions' and then clean up the tty
+ state because `suspend-tty-functions' might need to change
+ the tty state. */
+ if (!NILP (Vrun_hooks))
+ {
+ Lisp_Object args[2];
+ args[0] = intern ("suspend-tty-functions");
+ XSETTERMINAL (args[1], t);
+ Frun_hook_with_args (2, args);
+ }
+
+ reset_sys_modes (t->display_info.tty);
+
+ delete_keyboard_wait_descriptor (fileno (f));
+
+ fclose (f);
+ if (f != t->display_info.tty->output)
+ fclose (t->display_info.tty->output);
+
+ t->display_info.tty->input = 0;
+ t->display_info.tty->output = 0;
+
+ if (FRAMEP (t->display_info.tty->top_frame))
+ FRAME_SET_VISIBLE (XFRAME (t->display_info.tty->top_frame), 0);
+
}
+
+ /* Clear display hooks to prevent further output. */
+ clear_tty_hooks (t);
+
+ return Qnil;
}
-#endif /* !WINDOWSNT */
+DEFUN ("resume-tty", Fresume_tty, Sresume_tty, 0, 1, 0,
+ doc: /* Resume the previously suspended terminal device TTY.
+The terminal is opened and reinitialized. Frames that are on the
+suspended terminal are revived.
+
+It is an error to resume a terminal while another terminal is active
+on the same device.
+
+This function runs `resume-tty-functions' after resuming the terminal.
+The functions are run with one arg, the id of the resumed terminal
+device.
+
+`resume-tty' does nothing if it is called on a device that is not
+suspended.
+
+TTY may be a terminal id, a frame, or nil for the terminal device of
+the currently selected frame. */)
+ (tty)
+ Lisp_Object tty;
+{
+ struct terminal *t = get_tty_terminal (tty, 1);
+ int fd;
+
+ if (!t)
+ error ("Unknown tty device");
+
+ if (!t->display_info.tty->input)
+ {
+ if (get_named_tty (t->display_info.tty->name))
+ error ("Cannot resume display while another display is active on the same device");
+
+ fd = emacs_open (t->display_info.tty->name, O_RDWR | O_NOCTTY, 0);
+
+ if (fd == -1)
+ error ("Can not reopen tty device %s: %s", t->display_info.tty->name, strerror (errno));
+
+ if (strcmp (t->display_info.tty->name, DEV_TTY))
+ dissociate_if_controlling_tty (fd);
+
+ t->display_info.tty->output = fdopen (fd, "w+");
+ t->display_info.tty->input = t->display_info.tty->output;
+
+ add_keyboard_wait_descriptor (fd);
+
+ if (FRAMEP (t->display_info.tty->top_frame))
+ FRAME_SET_VISIBLE (XFRAME (t->display_info.tty->top_frame), 1);
+
+ init_sys_modes (t->display_info.tty);
+
+ /* Run `resume-tty-functions'. */
+ if (!NILP (Vrun_hooks))
+ {
+ Lisp_Object args[2];
+ args[0] = intern ("resume-tty-functions");
+ XSETTERMINAL (args[1], t);
+ Frun_hook_with_args (2, args);
+ }
+ }
+
+ set_tty_hooks (t);
+
+ return Qnil;
+}
\f
/***********************************************************************
static void
term_show_mouse_face (enum draw_glyphs_face draw)
{
- struct window *w = XWINDOW (Qmouse_face_window);
+ struct window *w = XWINDOW (mouse_face_window);
int save_x, save_y;
int i;
+ struct frame *f = XFRAME (w->frame);
+ struct tty_display_info *tty = FRAME_TTY (f);
+
if (/* If window is in the process of being destroyed, don't bother
to do anything. */
w->current_matrix != NULL
/* write_glyphs writes at cursor position, so we need to
temporarily move cursor coordinates to the beginning of
the highlight region. */
-
+
/* Save current cursor co-ordinates */
- save_y = curY;
- save_x = curX;
+ save_y = curY (tty);
+ save_x = curX (tty);
/* Note that mouse_face_beg_row etc. are window relative. */
for (i = mouse_face_beg_row; i <= mouse_face_end_row; i++)
pos_y = row->y + WINDOW_TOP_EDGE_Y (w);
pos_x = row->used[LEFT_MARGIN_AREA] + start_hpos
+ WINDOW_LEFT_EDGE_X (w);
-
- cursor_to (pos_y, pos_x);
+
+ cursor_to (f, pos_y, pos_x);
if (draw == DRAW_MOUSE_FACE)
{
- write_glyphs_with_face (row->glyphs[TEXT_AREA] + start_hpos,
+ tty_write_glyphs_with_face (f, row->glyphs[TEXT_AREA] + start_hpos,
nglyphs, mouse_face_face_id);
}
else /* draw == DRAW_NORMAL_TEXT */
- write_glyphs (row->glyphs[TEXT_AREA] + start_hpos, nglyphs);
+ write_glyphs (f, row->glyphs[TEXT_AREA] + start_hpos, nglyphs);
}
- cursor_to (save_y, save_x);
+ cursor_to (f, save_y, save_x);
}
}
static void
term_clear_mouse_face ()
{
- if (!NILP (Qmouse_face_window))
+ if (!NILP (mouse_face_window))
term_show_mouse_face (DRAW_NORMAL_TEXT);
mouse_face_beg_row = mouse_face_beg_col = -1;
mouse_face_end_row = mouse_face_end_col = -1;
- Qmouse_face_window = Qnil;
+ mouse_face_window = Qnil;
}
/* Find the glyph matrix position of buffer position POS in window W.
if (!WINDOWP (window))
return;
- if (!EQ (window, Qmouse_face_window))
+ if (!EQ (window, mouse_face_window))
term_clear_mouse_face ();
w = XWINDOW (window);
noverlays = sort_overlays (overlay_vec, noverlays, w);
/* Check mouse-face highlighting. */
- if (!(EQ (window, Qmouse_face_window)
+ if (!(EQ (window, mouse_face_window)
&& y >= mouse_face_beg_row
&& y <= mouse_face_end_row
&& (y > mouse_face_beg_row
/* 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);
= !fast_find_position (w, XFASTINT (after),
&mouse_face_end_col,
&mouse_face_end_row);
- Qmouse_face_window = window;
+ mouse_face_window = window;
mouse_face_face_id
= face_at_buffer_position (w, pos, 0, 0,
/* 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 (b) - XFASTINT (w->window_end_pos)));
= !fast_find_position (w, XFASTINT (after),
&mouse_face_end_col,
&mouse_face_end_row);
- Qmouse_face_window = window;
+ mouse_face_window = window;
mouse_face_face_id
= face_at_buffer_position (w, pos, 0, 0,
result->modifiers = down_modifier;
else
result->modifiers = 0;
-
+
if (event->type & GPM_SINGLE)
result->modifiers |= click_modifier;
-
+
if (event->type & GPM_DOUBLE)
result->modifiers |= double_modifier;
return Qnil;
}
-int
-handle_one_term_event (Gpm_Event *event, struct input_event* hold_quit)
+int
+handle_one_term_event (struct tty_display_info *tty, Gpm_Event *event, struct input_event* hold_quit)
{
- struct frame *f = SELECTED_FRAME ();
- int fd;
+ struct frame *f = XFRAME (tty->top_frame);
struct input_event ie;
int do_help = 0;
int count = 0;
ie.arg = Qnil;
if (event->type & (GPM_MOVE | GPM_DRAG)) {
- unsigned char buf[6 * sizeof (short)];
- unsigned short *arg = (unsigned short *) buf + 1;
- const char *name;
-
previous_help_echo_string = help_echo_string;
help_echo_string = Qnil;
- /* Display mouse pointer */
- buf[sizeof(short) - 1] = 2; /* set selection */
-
- arg[0] = arg[2] = (unsigned short) event->x + gpm_zerobased;
- arg[1] = arg[3] = (unsigned short) event->y + gpm_zerobased;
- arg[4] = (unsigned short) 3;
-
- name = ttyname (0);
- fd = open (name, O_WRONLY);
- ioctl (fd, TIOCLINUX, buf + sizeof (short) - 1);
- close (fd);
+ Gpm_DrawPointer (event->x, event->y, fileno (tty->output));
if (!term_mouse_movement (f, event))
help_echo_string = previous_help_echo_string;
return count;
}
-DEFUN ("term-open-connection", Fterm_open_connection, Sterm_open_connection,
+DEFUN ("gpm-mouse-start", Fgpm_mouse_start, Sgpm_mouse_start,
0, 0, 0,
- doc: /* Open a connection to Gpm. */)
+ doc: /* Open a connection to Gpm.
+Gpm-mouse can only be activated for one tty at a time. */)
()
{
+ struct frame *f = SELECTED_FRAME ();
+ struct tty_display_info *tty
+ = ((f)->output_method == output_termcap
+ ? (f)->terminal->display_info.tty : NULL);
Gpm_Connect connection;
+ if (!tty)
+ error ("Gpm-mouse only works in the GNU/Linux console");
+ if (gpm_tty == tty)
+ return Qnil; /* Already activated, nothing to do. */
+ if (gpm_tty)
+ error ("Gpm-mouse can only be activated for one tty at a time");
+
connection.eventMask = ~0;
connection.defaultMask = ~GPM_HARD;
connection.maxMod = ~0;
gpm_zerobased = 1;
if (Gpm_Open (&connection, 0) < 0)
- return Qnil;
+ error ("Gpm-mouse failed to connect to the gpm daemon");
else
{
- term_gpm = 1;
- reset_sys_modes ();
- init_sys_modes ();
+ gpm_tty = tty;
+ /* `init_sys_modes' arranges for mouse movements sent through gpm_fd
+ to generate SIGIOs. Apparently we need to call reset_sys_modes
+ before calling init_sys_modes. */
+ reset_sys_modes (tty);
+ init_sys_modes (tty);
add_gpm_wait_descriptor (gpm_fd);
- return Qt;
+ return Qnil;
}
}
-DEFUN ("term-close-connection", Fterm_close_connection, Sterm_close_connection,
+DEFUN ("gpm-mouse-stop", Fgpm_mouse_stop, Sgpm_mouse_stop,
0, 0, 0,
doc: /* Close a connection to Gpm. */)
()
{
- delete_gpm_wait_descriptor (gpm_fd);
- while (Gpm_Close()); /* close all the stack */
- term_gpm = 0;
- return Qnil;
+ struct frame *f = SELECTED_FRAME ();
+ struct tty_display_info *tty
+ = ((f)->output_method == output_termcap
+ ? (f)->terminal->display_info.tty : NULL);
+
+ if (!tty || gpm_tty != tty)
+ return Qnil; /* Not activated on this terminal, nothing to do. */
+
+ if (gpm_fd >= 0)
+ delete_gpm_wait_descriptor (gpm_fd);
+ while (Gpm_Close()); /* close all the stack */
+ gpm_tty = NULL;
+ return Qnil;
}
#endif /* HAVE_GPM */
Initialization
***********************************************************************/
+/* Initialize the tty-dependent part of frame F. The frame must
+ already have its device initialized. */
+
void
-term_init (terminal_type)
- char *terminal_type;
+create_tty_output (struct frame *f)
+{
+ struct tty_output *t;
+
+ if (! FRAME_TERMCAP_P (f))
+ abort ();
+
+ t = xmalloc (sizeof (struct tty_output));
+ bzero (t, sizeof (struct tty_output));
+
+ t->display_info = FRAME_TERMINAL (f)->display_info.tty;
+
+ f->output_data.tty = t;
+}
+
+/* Delete the tty-dependent part of frame F. */
+
+static void
+delete_tty_output (struct frame *f)
+{
+ if (! FRAME_TERMCAP_P (f))
+ abort ();
+
+ xfree (f->output_data.tty);
+}
+
+\f
+/* Reset the hooks in TERMINAL. */
+
+static void
+clear_tty_hooks (struct terminal *terminal)
+{
+ terminal->rif = 0;
+ terminal->cursor_to_hook = 0;
+ terminal->raw_cursor_to_hook = 0;
+ terminal->clear_to_end_hook = 0;
+ terminal->clear_frame_hook = 0;
+ terminal->clear_end_of_line_hook = 0;
+ terminal->ins_del_lines_hook = 0;
+ terminal->insert_glyphs_hook = 0;
+ terminal->write_glyphs_hook = 0;
+ terminal->delete_glyphs_hook = 0;
+ terminal->ring_bell_hook = 0;
+ terminal->reset_terminal_modes_hook = 0;
+ terminal->set_terminal_modes_hook = 0;
+ terminal->update_begin_hook = 0;
+ terminal->update_end_hook = 0;
+ terminal->set_terminal_window_hook = 0;
+ terminal->mouse_position_hook = 0;
+ terminal->frame_rehighlight_hook = 0;
+ terminal->frame_raise_lower_hook = 0;
+ terminal->fullscreen_hook = 0;
+ terminal->set_vertical_scroll_bar_hook = 0;
+ terminal->condemn_scroll_bars_hook = 0;
+ terminal->redeem_scroll_bar_hook = 0;
+ terminal->judge_scroll_bars_hook = 0;
+ terminal->read_socket_hook = 0;
+ terminal->frame_up_to_date_hook = 0;
+
+ /* Leave these two set, or suspended frames are not deleted
+ correctly. */
+ terminal->delete_frame_hook = &delete_tty_output;
+ terminal->delete_terminal_hook = &delete_tty;
+}
+
+/* Initialize hooks in TERMINAL with the values needed for a tty. */
+
+static void
+set_tty_hooks (struct terminal *terminal)
{
- char *area;
+ terminal->rif = 0; /* ttys don't support window-based redisplay. */
+
+ terminal->cursor_to_hook = &tty_cursor_to;
+ terminal->raw_cursor_to_hook = &tty_raw_cursor_to;
+
+ terminal->clear_to_end_hook = &tty_clear_to_end;
+ terminal->clear_frame_hook = &tty_clear_frame;
+ terminal->clear_end_of_line_hook = &tty_clear_end_of_line;
+
+ terminal->ins_del_lines_hook = &tty_ins_del_lines;
+
+ terminal->insert_glyphs_hook = &tty_insert_glyphs;
+ terminal->write_glyphs_hook = &tty_write_glyphs;
+ terminal->delete_glyphs_hook = &tty_delete_glyphs;
+
+ terminal->ring_bell_hook = &tty_ring_bell;
+
+ terminal->reset_terminal_modes_hook = &tty_reset_terminal_modes;
+ terminal->set_terminal_modes_hook = &tty_set_terminal_modes;
+ terminal->update_begin_hook = 0; /* Not needed. */
+ terminal->update_end_hook = &tty_update_end;
+ terminal->set_terminal_window_hook = &tty_set_terminal_window;
+
+ terminal->mouse_position_hook = 0; /* Not needed. */
+ terminal->frame_rehighlight_hook = 0; /* Not needed. */
+ terminal->frame_raise_lower_hook = 0; /* Not needed. */
+
+ terminal->set_vertical_scroll_bar_hook = 0; /* Not needed. */
+ terminal->condemn_scroll_bars_hook = 0; /* Not needed. */
+ terminal->redeem_scroll_bar_hook = 0; /* Not needed. */
+ terminal->judge_scroll_bars_hook = 0; /* Not needed. */
+
+ terminal->read_socket_hook = &tty_read_avail_input; /* keyboard.c */
+ terminal->frame_up_to_date_hook = 0; /* Not needed. */
+
+ terminal->delete_frame_hook = &delete_tty_output;
+ terminal->delete_terminal_hook = &delete_tty;
+}
+
+/* Drop the controlling terminal if fd is the same device. */
+static void
+dissociate_if_controlling_tty (int fd)
+{
+#ifndef WINDOWSNT
+ int pgid;
+ EMACS_GET_TTY_PGRP (fd, &pgid); /* If tcgetpgrp succeeds, fd is the ctty. */
+ if (pgid != -1)
+ {
+#if defined (USG) && !defined (BSD_PGRPS)
+ setpgrp ();
+ no_controlling_tty = 1;
+#elif defined (CYGWIN)
+ setsid ();
+ no_controlling_tty = 1;
+#else
+#ifdef TIOCNOTTY /* Try BSD ioctls. */
+ sigblock (sigmask (SIGTTOU));
+ fd = emacs_open (DEV_TTY, O_RDWR, 0);
+ if (fd != -1 && ioctl (fd, TIOCNOTTY, 0) != -1)
+ {
+ no_controlling_tty = 1;
+ }
+ if (fd != -1)
+ emacs_close (fd);
+ sigunblock (sigmask (SIGTTOU));
+#else
+ /* Unknown system. */
+ croak ();
+#endif /* ! TIOCNOTTY */
+#endif /* ! USG */
+ }
+#endif /* !WINDOWSNT */
+}
+
+static void maybe_fatal();
+
+/* Create a termcap display on the tty device with the given name and
+ type.
+
+ If NAME is NULL, then use the controlling tty, i.e., "/dev/tty".
+ Otherwise NAME should be a path to the tty device file,
+ e.g. "/dev/pts/7".
+
+ TERMINAL_TYPE is the termcap type of the device, e.g. "vt100".
+
+ If MUST_SUCCEED is true, then all errors are fatal. */
+
+struct terminal *
+init_tty (char *name, char *terminal_type, int must_succeed)
+{
+ char *area = NULL;
char **address = &area;
char *buffer = NULL;
int buffer_size = 4096;
- register char *p;
+ register char *p = NULL;
int status;
- struct frame *sf = XFRAME (selected_frame);
+ struct tty_display_info *tty = NULL;
+ struct terminal *terminal = NULL;
+ int ctty = 0; /* 1 if asked to open controlling tty. */
+
+ if (!terminal_type)
+ maybe_fatal (must_succeed, 0, 0,
+ "Unknown terminal type",
+ "Unknown terminal type");
+
+ if (name == NULL)
+ name = DEV_TTY;
+ if (!strcmp (name, DEV_TTY))
+ ctty = 1;
+
+ /* If we already have a terminal on the given device, use that. If
+ all such terminals are suspended, create a new one instead. */
+ /* XXX Perhaps this should be made explicit by having init_tty
+ always create a new terminal and separating terminal and frame
+ creation on Lisp level. */
+ terminal = get_named_tty (name);
+ if (terminal)
+ return terminal;
+
+ terminal = create_terminal ();
+ tty = (struct tty_display_info *) xmalloc (sizeof (struct tty_display_info));
+ bzero (tty, sizeof (struct tty_display_info));
+ tty->next = tty_list;
+ tty_list = tty;
+
+ terminal->type = output_termcap;
+ terminal->display_info.tty = tty;
+ tty->terminal = terminal;
+
+ tty->Wcm = (struct cm *) xmalloc (sizeof (struct cm));
+ Wcm_clear (tty);
+
+#ifndef WINDOWSNT
+ set_tty_hooks (terminal);
+
+ {
+ int fd;
+ FILE *file;
+
+#ifdef O_IGNORE_CTTY
+ if (!ctty)
+ /* Open the terminal device. Don't recognize it as our
+ controlling terminal, and don't make it the controlling tty
+ if we don't have one at the moment. */
+ fd = emacs_open (name, O_RDWR | O_IGNORE_CTTY | O_NOCTTY, 0);
+ else
+#else
+ /* Alas, O_IGNORE_CTTY is a GNU extension that seems to be only
+ defined on Hurd. On other systems, we need to explicitly
+ dissociate ourselves from the controlling tty when we want to
+ open a frame on the same terminal. */
+ fd = emacs_open (name, O_RDWR | O_NOCTTY, 0);
+#endif /* O_IGNORE_CTTY */
+
+ if (fd < 0)
+ maybe_fatal (must_succeed, buffer, terminal,
+ "Could not open file: %s",
+ "Could not open file: %s",
+ name);
+ if (!isatty (fd))
+ {
+ close (fd);
+ maybe_fatal (must_succeed, buffer, terminal,
+ "Not a tty device: %s",
+ "Not a tty device: %s",
+ name);
+ }
+
+#ifndef O_IGNORE_CTTY
+ if (!ctty)
+ dissociate_if_controlling_tty (fd);
+#endif
+
+ file = fdopen (fd, "w+");
+ tty->name = xstrdup (name);
+ terminal->name = xstrdup (name);
+ tty->input = file;
+ tty->output = file;
+ }
+
+ tty->type = xstrdup (terminal_type);
+
+ add_keyboard_wait_descriptor (fileno (tty->input));
+
+#endif
encode_terminal_src_size = 0;
encode_terminal_dst_size = 0;
#ifdef HAVE_GPM
- mouse_position_hook = term_mouse_position;
- Qmouse_face_window = Qnil;
+ terminal->mouse_position_hook = term_mouse_position;
+ mouse_face_window = Qnil;
#endif
#ifdef WINDOWSNT
- initialize_w32_display ();
+ initialize_w32_display (terminal);
+ /* The following two are inaccessible from w32console.c. */
+ terminal->delete_frame_hook = &delete_tty_output;
+ terminal->delete_terminal_hook = &delete_tty;
- Wcm_clear ();
+ tty->name = xstrdup (name);
+ terminal->name = xstrdup (name);
+ tty->type = xstrdup (terminal_type);
- area = (char *) xmalloc (2044);
+ tty->output = stdout;
+ tty->input = stdin;
+ add_keyboard_wait_descriptor (0);
- FrameRows = FRAME_LINES (sf);
- FrameCols = FRAME_COLS (sf);
- specified_window = FRAME_LINES (sf);
+ Wcm_clear (tty);
- delete_in_insert_mode = 1;
+ {
+ struct frame *f = XFRAME (selected_frame);
+
+ FrameRows (tty) = FRAME_LINES (f);
+ FrameCols (tty) = FRAME_COLS (f);
+ tty->specified_window = FRAME_LINES (f);
- UseTabs = 0;
- scroll_region_ok = 0;
+ FRAME_CAN_HAVE_SCROLL_BARS (f) = 0;
+ FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = vertical_scroll_bar_none;
+ }
+ tty->delete_in_insert_mode = 1;
- /* Seems to insert lines when it's not supposed to, messing
- up the display. In doing a trace, it didn't seem to be
- called much, so I don't think we're losing anything by
- turning it off. */
+ UseTabs (tty) = 0;
+ terminal->scroll_region_ok = 0;
- line_ins_del_ok = 0;
- char_ins_del_ok = 1;
+ /* Seems to insert lines when it's not supposed to, messing up the
+ display. In doing a trace, it didn't seem to be called much, so I
+ don't think we're losing anything by turning it off. */
+ terminal->line_ins_del_ok = 0;
+ terminal->char_ins_del_ok = 1;
baud_rate = 19200;
- FRAME_CAN_HAVE_SCROLL_BARS (sf) = 0;
- FRAME_VERTICAL_SCROLL_BAR_TYPE (sf) = vertical_scroll_bar_none;
- TN_max_colors = 16; /* Required to be non-zero for tty-display-color-p */
+ tty->TN_max_colors = 16; /* Required to be non-zero for tty-display-color-p */
- return;
#else /* not WINDOWSNT */
- Wcm_clear ();
+ Wcm_clear (tty);
buffer = (char *) xmalloc (buffer_size);
+
+ /* On some systems, tgetent tries to access the controlling
+ terminal. */
+ sigblock (sigmask (SIGTTOU));
status = tgetent (buffer, terminal_type);
+ sigunblock (sigmask (SIGTTOU));
+
if (status < 0)
{
#ifdef TERMINFO
- fatal ("Cannot open terminfo database file");
+ maybe_fatal (must_succeed, buffer, terminal,
+ "Cannot open terminfo database file",
+ "Cannot open terminfo database file");
#else
- fatal ("Cannot open termcap database file");
+ maybe_fatal (must_succeed, buffer, terminal,
+ "Cannot open termcap database file",
+ "Cannot open termcap database file");
#endif
}
if (status == 0)
{
#ifdef TERMINFO
- fatal ("Terminal type %s is not defined.\n\
+ maybe_fatal (must_succeed, buffer, terminal,
+ "Terminal type %s is not defined",
+ "Terminal type %s is not defined.\n\
If that is not the actual type of terminal you have,\n\
use the Bourne shell command `TERM=... export TERM' (C-shell:\n\
`setenv TERM ...') to specify the correct type. It may be necessary\n\
to do `unset TERMINFO' (C-shell: `unsetenv TERMINFO') as well.",
- terminal_type);
+ terminal_type);
#else
- fatal ("Terminal type %s is not defined.\n\
+ maybe_fatal (must_succeed, buffer, terminal,
+ "Terminal type %s is not defined",
+ "Terminal type %s is not defined.\n\
If that is not the actual type of terminal you have,\n\
use the Bourne shell command `TERM=... export TERM' (C-shell:\n\
`setenv TERM ...') to specify the correct type. It may be necessary\n\
to do `unset TERMCAP' (C-shell: `unsetenv TERMCAP') as well.",
- terminal_type);
+ terminal_type);
#endif
}
#endif
area = (char *) xmalloc (buffer_size);
- TS_ins_line = tgetstr ("al", address);
- TS_ins_multi_lines = tgetstr ("AL", address);
- TS_bell = tgetstr ("bl", address);
- BackTab = tgetstr ("bt", address);
- TS_clr_to_bottom = tgetstr ("cd", address);
- TS_clr_line = tgetstr ("ce", address);
- TS_clr_frame = tgetstr ("cl", address);
- ColPosition = NULL; /* tgetstr ("ch", address); */
- AbsPosition = tgetstr ("cm", address);
- CR = tgetstr ("cr", address);
- TS_set_scroll_region = tgetstr ("cs", address);
- TS_set_scroll_region_1 = tgetstr ("cS", address);
- RowPosition = tgetstr ("cv", address);
- TS_del_char = tgetstr ("dc", address);
- TS_del_multi_chars = tgetstr ("DC", address);
- TS_del_line = tgetstr ("dl", address);
- TS_del_multi_lines = tgetstr ("DL", address);
- TS_delete_mode = tgetstr ("dm", address);
- TS_end_delete_mode = tgetstr ("ed", address);
- TS_end_insert_mode = tgetstr ("ei", address);
- Home = tgetstr ("ho", address);
- TS_ins_char = tgetstr ("ic", address);
- TS_ins_multi_chars = tgetstr ("IC", address);
- TS_insert_mode = tgetstr ("im", address);
- TS_pad_inserted_char = tgetstr ("ip", address);
- TS_end_keypad_mode = tgetstr ("ke", address);
- TS_keypad_mode = tgetstr ("ks", address);
- LastLine = tgetstr ("ll", address);
- Right = tgetstr ("nd", address);
- Down = tgetstr ("do", address);
- if (!Down)
- Down = tgetstr ("nl", address); /* Obsolete name for "do" */
+ tty->TS_ins_line = tgetstr ("al", address);
+ tty->TS_ins_multi_lines = tgetstr ("AL", address);
+ tty->TS_bell = tgetstr ("bl", address);
+ BackTab (tty) = tgetstr ("bt", address);
+ tty->TS_clr_to_bottom = tgetstr ("cd", address);
+ tty->TS_clr_line = tgetstr ("ce", address);
+ tty->TS_clr_frame = tgetstr ("cl", address);
+ ColPosition (tty) = NULL; /* tgetstr ("ch", address); */
+ AbsPosition (tty) = tgetstr ("cm", address);
+ CR (tty) = tgetstr ("cr", address);
+ tty->TS_set_scroll_region = tgetstr ("cs", address);
+ tty->TS_set_scroll_region_1 = tgetstr ("cS", address);
+ RowPosition (tty) = tgetstr ("cv", address);
+ tty->TS_del_char = tgetstr ("dc", address);
+ tty->TS_del_multi_chars = tgetstr ("DC", address);
+ tty->TS_del_line = tgetstr ("dl", address);
+ tty->TS_del_multi_lines = tgetstr ("DL", address);
+ tty->TS_delete_mode = tgetstr ("dm", address);
+ tty->TS_end_delete_mode = tgetstr ("ed", address);
+ tty->TS_end_insert_mode = tgetstr ("ei", address);
+ Home (tty) = tgetstr ("ho", address);
+ tty->TS_ins_char = tgetstr ("ic", address);
+ tty->TS_ins_multi_chars = tgetstr ("IC", address);
+ tty->TS_insert_mode = tgetstr ("im", address);
+ tty->TS_pad_inserted_char = tgetstr ("ip", address);
+ tty->TS_end_keypad_mode = tgetstr ("ke", address);
+ tty->TS_keypad_mode = tgetstr ("ks", address);
+ LastLine (tty) = tgetstr ("ll", address);
+ Right (tty) = tgetstr ("nd", address);
+ Down (tty) = tgetstr ("do", address);
+ if (!Down (tty))
+ Down (tty) = tgetstr ("nl", address); /* Obsolete name for "do" */
#ifdef VMS
/* VMS puts a carriage return before each linefeed,
so it is not safe to use linefeeds. */
- if (Down && Down[0] == '\n' && Down[1] == '\0')
- Down = 0;
+ if (Down (tty) && Down (tty)[0] == '\n' && Down (tty)[1] == '\0')
+ Down (tty) = 0;
#endif /* VMS */
if (tgetflag ("bs"))
- Left = "\b"; /* can't possibly be longer! */
+ Left (tty) = "\b"; /* can't possibly be longer! */
else /* (Actually, "bs" is obsolete...) */
- Left = tgetstr ("le", address);
- if (!Left)
- Left = tgetstr ("bc", address); /* Obsolete name for "le" */
- TS_pad_char = tgetstr ("pc", address);
- TS_repeat = tgetstr ("rp", address);
- TS_end_standout_mode = tgetstr ("se", address);
- TS_fwd_scroll = tgetstr ("sf", address);
- TS_standout_mode = tgetstr ("so", address);
- TS_rev_scroll = tgetstr ("sr", address);
- Wcm.cm_tab = tgetstr ("ta", address);
- TS_end_termcap_modes = tgetstr ("te", address);
- TS_termcap_modes = tgetstr ("ti", address);
- Up = tgetstr ("up", address);
- TS_visible_bell = tgetstr ("vb", address);
- TS_cursor_normal = tgetstr ("ve", address);
- TS_cursor_visible = tgetstr ("vs", address);
- TS_cursor_invisible = tgetstr ("vi", address);
- TS_set_window = tgetstr ("wi", address);
-
- TS_enter_underline_mode = tgetstr ("us", address);
- TS_exit_underline_mode = tgetstr ("ue", address);
- TS_enter_bold_mode = tgetstr ("md", address);
- TS_enter_dim_mode = tgetstr ("mh", address);
- TS_enter_blink_mode = tgetstr ("mb", address);
- TS_enter_reverse_mode = tgetstr ("mr", address);
- TS_enter_alt_charset_mode = tgetstr ("as", address);
- TS_exit_alt_charset_mode = tgetstr ("ae", address);
- TS_exit_attribute_mode = tgetstr ("me", address);
-
- MultiUp = tgetstr ("UP", address);
- MultiDown = tgetstr ("DO", address);
- MultiLeft = tgetstr ("LE", address);
- MultiRight = tgetstr ("RI", address);
+ Left (tty) = tgetstr ("le", address);
+ if (!Left (tty))
+ Left (tty) = tgetstr ("bc", address); /* Obsolete name for "le" */
+ tty->TS_pad_char = tgetstr ("pc", address);
+ tty->TS_repeat = tgetstr ("rp", address);
+ tty->TS_end_standout_mode = tgetstr ("se", address);
+ tty->TS_fwd_scroll = tgetstr ("sf", address);
+ tty->TS_standout_mode = tgetstr ("so", address);
+ tty->TS_rev_scroll = tgetstr ("sr", address);
+ tty->Wcm->cm_tab = tgetstr ("ta", address);
+ tty->TS_end_termcap_modes = tgetstr ("te", address);
+ tty->TS_termcap_modes = tgetstr ("ti", address);
+ Up (tty) = tgetstr ("up", address);
+ tty->TS_visible_bell = tgetstr ("vb", address);
+ tty->TS_cursor_normal = tgetstr ("ve", address);
+ tty->TS_cursor_visible = tgetstr ("vs", address);
+ tty->TS_cursor_invisible = tgetstr ("vi", address);
+ tty->TS_set_window = tgetstr ("wi", address);
+
+ tty->TS_enter_underline_mode = tgetstr ("us", address);
+ tty->TS_exit_underline_mode = tgetstr ("ue", address);
+ tty->TS_enter_bold_mode = tgetstr ("md", address);
+ tty->TS_enter_dim_mode = tgetstr ("mh", address);
+ tty->TS_enter_blink_mode = tgetstr ("mb", address);
+ tty->TS_enter_reverse_mode = tgetstr ("mr", address);
+ tty->TS_enter_alt_charset_mode = tgetstr ("as", address);
+ tty->TS_exit_alt_charset_mode = tgetstr ("ae", address);
+ tty->TS_exit_attribute_mode = tgetstr ("me", address);
+
+ MultiUp (tty) = tgetstr ("UP", address);
+ MultiDown (tty) = tgetstr ("DO", address);
+ MultiLeft (tty) = tgetstr ("LE", address);
+ MultiRight (tty) = tgetstr ("RI", address);
/* SVr4/ANSI color suppert. If "op" isn't available, don't support
color because we can't switch back to the default foreground and
background. */
- TS_orig_pair = tgetstr ("op", address);
- if (TS_orig_pair)
+ tty->TS_orig_pair = tgetstr ("op", address);
+ if (tty->TS_orig_pair)
{
- TS_set_foreground = tgetstr ("AF", address);
- TS_set_background = tgetstr ("AB", address);
- if (!TS_set_foreground)
+ tty->TS_set_foreground = tgetstr ("AF", address);
+ tty->TS_set_background = tgetstr ("AB", address);
+ if (!tty->TS_set_foreground)
{
/* SVr4. */
- TS_set_foreground = tgetstr ("Sf", address);
- TS_set_background = tgetstr ("Sb", address);
+ tty->TS_set_foreground = tgetstr ("Sf", address);
+ tty->TS_set_background = tgetstr ("Sb", address);
}
- TN_max_colors = tgetnum ("Co");
- TN_max_pairs = tgetnum ("pa");
+ tty->TN_max_colors = tgetnum ("Co");
+ tty->TN_max_pairs = tgetnum ("pa");
- TN_no_color_video = tgetnum ("NC");
- if (TN_no_color_video == -1)
- TN_no_color_video = 0;
+ tty->TN_no_color_video = tgetnum ("NC");
+ if (tty->TN_no_color_video == -1)
+ tty->TN_no_color_video = 0;
}
- tty_default_color_capabilities (1);
+ tty_default_color_capabilities (tty, 1);
- MagicWrap = tgetflag ("xn");
+ MagicWrap (tty) = tgetflag ("xn");
/* Since we make MagicWrap terminals look like AutoWrap, we need to have
the former flag imply the latter. */
- AutoWrap = MagicWrap || tgetflag ("am");
- memory_below_frame = tgetflag ("db");
- TF_hazeltine = tgetflag ("hz");
- must_write_spaces = tgetflag ("in");
- meta_key = tgetflag ("km") || tgetflag ("MT");
- TF_insmode_motion = tgetflag ("mi");
- TF_standout_motion = tgetflag ("ms");
- TF_underscore = tgetflag ("ul");
- TF_teleray = tgetflag ("xt");
-
- term_get_fkeys (address);
+ AutoWrap (tty) = MagicWrap (tty) || tgetflag ("am");
+ terminal->memory_below_frame = tgetflag ("db");
+ tty->TF_hazeltine = tgetflag ("hz");
+ terminal->must_write_spaces = tgetflag ("in");
+ tty->meta_key = tgetflag ("km") || tgetflag ("MT");
+ tty->TF_insmode_motion = tgetflag ("mi");
+ tty->TF_standout_motion = tgetflag ("ms");
+ tty->TF_underscore = tgetflag ("ul");
+ tty->TF_teleray = tgetflag ("xt");
+
+#endif /* !WINDOWSNT */
+#ifdef MULTI_KBOARD
+ terminal->kboard = (KBOARD *) xmalloc (sizeof (KBOARD));
+ init_kboard (terminal->kboard);
+ terminal->kboard->Vwindow_system = Qnil;
+ terminal->kboard->next_kboard = all_kboards;
+ all_kboards = terminal->kboard;
+ terminal->kboard->reference_count++;
+ /* 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 = terminal->kboard;
+#ifndef WINDOWSNT
+ term_get_fkeys (address, terminal->kboard);
+#endif
+#endif
+#ifndef WINDOWSNT
/* Get frame size from system, or else from termcap. */
{
int height, width;
- get_frame_size (&width, &height);
- FRAME_COLS (sf) = width;
- FRAME_LINES (sf) = height;
+ get_tty_size (fileno (tty->input), &width, &height);
+ FrameCols (tty) = width;
+ FrameRows (tty) = height;
}
- if (FRAME_COLS (sf) <= 0)
- SET_FRAME_COLS (sf, tgetnum ("co"));
- else
- /* Keep width and external_width consistent */
- SET_FRAME_COLS (sf, FRAME_COLS (sf));
- if (FRAME_LINES (sf) <= 0)
- FRAME_LINES (sf) = tgetnum ("li");
+ if (FrameCols (tty) <= 0)
+ FrameCols (tty) = tgetnum ("co");
+ if (FrameRows (tty) <= 0)
+ FrameRows (tty) = tgetnum ("li");
- if (FRAME_LINES (sf) < 3 || FRAME_COLS (sf) < 3)
- fatal ("Screen size %dx%d is too small",
- FRAME_LINES (sf), FRAME_COLS (sf));
+ if (FrameRows (tty) < 3 || FrameCols (tty) < 3)
+ maybe_fatal (must_succeed, NULL, terminal,
+ "Screen size %dx%d is too small"
+ "Screen size %dx%d is too small",
+ FrameCols (tty), FrameRows (tty));
- min_padding_speed = tgetnum ("pb");
- TabWidth = tgetnum ("tw");
+#if 0 /* This is not used anywhere. */
+ tty->terminal->min_padding_speed = tgetnum ("pb");
+#endif
+
+ TabWidth (tty) = tgetnum ("tw");
#ifdef VMS
/* These capabilities commonly use ^J.
I don't know why, but sending them on VMS does not work;
it causes following spaces to be lost, sometimes.
For now, the simplest fix is to avoid using these capabilities ever. */
- if (Down && Down[0] == '\n')
- Down = 0;
+ if (Down (tty) && Down (tty)[0] == '\n')
+ Down (tty) = 0;
#endif /* VMS */
- if (!TS_bell)
- TS_bell = "\07";
+ if (!tty->TS_bell)
+ tty->TS_bell = "\07";
- if (!TS_fwd_scroll)
- TS_fwd_scroll = Down;
+ if (!tty->TS_fwd_scroll)
+ tty->TS_fwd_scroll = Down (tty);
- PC = TS_pad_char ? *TS_pad_char : 0;
+ PC = tty->TS_pad_char ? *tty->TS_pad_char : 0;
- if (TabWidth < 0)
- TabWidth = 8;
+ if (TabWidth (tty) < 0)
+ TabWidth (tty) = 8;
/* Turned off since /etc/termcap seems to have :ta= for most terminals
and newer termcap doc does not seem to say there is a default.
- if (!Wcm.cm_tab)
- Wcm.cm_tab = "\t";
+ if (!tty->Wcm->cm_tab)
+ tty->Wcm->cm_tab = "\t";
*/
/* We don't support standout modes that use `magic cookies', so
turn off any that do. */
- if (TS_standout_mode && tgetnum ("sg") >= 0)
+ if (tty->TS_standout_mode && tgetnum ("sg") >= 0)
{
- TS_standout_mode = 0;
- TS_end_standout_mode = 0;
+ tty->TS_standout_mode = 0;
+ tty->TS_end_standout_mode = 0;
}
- if (TS_enter_underline_mode && tgetnum ("ug") >= 0)
+ if (tty->TS_enter_underline_mode && tgetnum ("ug") >= 0)
{
- TS_enter_underline_mode = 0;
- TS_exit_underline_mode = 0;
+ tty->TS_enter_underline_mode = 0;
+ tty->TS_exit_underline_mode = 0;
}
/* If there's no standout mode, try to use underlining instead. */
- if (TS_standout_mode == 0)
+ if (tty->TS_standout_mode == 0)
{
- TS_standout_mode = TS_enter_underline_mode;
- TS_end_standout_mode = TS_exit_underline_mode;
+ tty->TS_standout_mode = tty->TS_enter_underline_mode;
+ tty->TS_end_standout_mode = tty->TS_exit_underline_mode;
}
/* If no `se' string, try using a `me' string instead.
If that fails, we can't use standout mode at all. */
- if (TS_end_standout_mode == 0)
+ if (tty->TS_end_standout_mode == 0)
{
char *s = tgetstr ("me", address);
if (s != 0)
- TS_end_standout_mode = s;
+ tty->TS_end_standout_mode = s;
else
- TS_standout_mode = 0;
+ tty->TS_standout_mode = 0;
}
- if (TF_teleray)
+ if (tty->TF_teleray)
{
- Wcm.cm_tab = 0;
+ tty->Wcm->cm_tab = 0;
/* We can't support standout mode, because it uses magic cookies. */
- TS_standout_mode = 0;
+ tty->TS_standout_mode = 0;
/* But that means we cannot rely on ^M to go to column zero! */
- CR = 0;
+ CR (tty) = 0;
/* LF can't be trusted either -- can alter hpos */
/* if move at column 0 thru a line with TS_standout_mode */
- Down = 0;
+ Down (tty) = 0;
}
/* Special handling for certain terminal types known to need it */
if (!strcmp (terminal_type, "supdup"))
{
- memory_below_frame = 1;
- Wcm.cm_losewrap = 1;
+ terminal->memory_below_frame = 1;
+ tty->Wcm->cm_losewrap = 1;
}
if (!strncmp (terminal_type, "c10", 3)
|| !strcmp (terminal_type, "perq"))
It would be simpler if the :wi string could go in the termcap
entry, but it can't because it is not fully valid.
If it were in the termcap entry, it would confuse other programs. */
- if (!TS_set_window)
+ if (!tty->TS_set_window)
{
- p = TS_termcap_modes;
+ p = tty->TS_termcap_modes;
while (*p && strcmp (p, "\033v "))
p++;
if (*p)
- TS_set_window = "\033v%C %C %C %C ";
+ tty->TS_set_window = "\033v%C %C %C %C ";
}
/* Termcap entry often fails to have :in: flag */
- must_write_spaces = 1;
+ terminal->must_write_spaces = 1;
/* :ti string typically fails to have \E^G! in it */
/* This limits scope of insert-char to one line. */
- strcpy (area, TS_termcap_modes);
+ strcpy (area, tty->TS_termcap_modes);
strcat (area, "\033\007!");
- TS_termcap_modes = area;
+ tty->TS_termcap_modes = area;
area += strlen (area) + 1;
- p = AbsPosition;
+ p = AbsPosition (tty);
/* Change all %+ parameters to %C, to handle
- values above 96 correctly for the C100. */
+ values above 96 correctly for the C100. */
while (*p)
- {
- if (p[0] == '%' && p[1] == '+')
- p[1] = 'C';
- p++;
- }
+ {
+ if (p[0] == '%' && p[1] == '+')
+ p[1] = 'C';
+ p++;
+ }
}
- FrameRows = FRAME_LINES (sf);
- FrameCols = FRAME_COLS (sf);
- specified_window = FRAME_LINES (sf);
+ tty->specified_window = FrameRows (tty);
- if (Wcm_init () == -1) /* can't do cursor motion */
+ if (Wcm_init (tty) == -1) /* can't do cursor motion */
+ {
+ maybe_fatal (must_succeed, NULL, terminal,
+ "Terminal type \"%s\" is not powerful enough to run Emacs",
#ifdef VMS
- fatal ("Terminal type \"%s\" is not powerful enough to run Emacs.\n\
+ "Terminal type \"%s\" is not powerful enough to run Emacs.\n\
It lacks the ability to position the cursor.\n\
If that is not the actual type of terminal you have, use either the\n\
DCL command `SET TERMINAL/DEVICE= ...' for DEC-compatible terminals,\n\
or `define EMACS_TERM \"terminal type\"' for non-DEC terminals.",
- terminal_type);
#else /* not VMS */
# ifdef TERMINFO
- fatal ("Terminal type \"%s\" is not powerful enough to run Emacs.\n\
+ "Terminal type \"%s\" is not powerful enough to run Emacs.\n\
It lacks the ability to position the cursor.\n\
If that is not the actual type of terminal you have,\n\
use the Bourne shell command `TERM=... export TERM' (C-shell:\n\
`setenv TERM ...') to specify the correct type. It may be necessary\n\
to do `unset TERMINFO' (C-shell: `unsetenv TERMINFO') as well.",
- terminal_type);
# else /* TERMCAP */
- fatal ("Terminal type \"%s\" is not powerful enough to run Emacs.\n\
+ "Terminal type \"%s\" is not powerful enough to run Emacs.\n\
It lacks the ability to position the cursor.\n\
If that is not the actual type of terminal you have,\n\
use the Bourne shell command `TERM=... export TERM' (C-shell:\n\
`setenv TERM ...') to specify the correct type. It may be necessary\n\
to do `unset TERMCAP' (C-shell: `unsetenv TERMCAP') as well.",
- terminal_type);
# endif /* TERMINFO */
#endif /*VMS */
- if (FRAME_LINES (sf) <= 0
- || FRAME_COLS (sf) <= 0)
- fatal ("The frame size has not been specified");
+ terminal_type);
+ }
+
+ if (FrameRows (tty) <= 0 || FrameCols (tty) <= 0)
+ maybe_fatal (must_succeed, NULL, terminal,
+ "Could not determine the frame size",
+ "Could not determine the frame size");
+
+ tty->delete_in_insert_mode
+ = tty->TS_delete_mode && tty->TS_insert_mode
+ && !strcmp (tty->TS_delete_mode, tty->TS_insert_mode);
- delete_in_insert_mode
- = TS_delete_mode && TS_insert_mode
- && !strcmp (TS_delete_mode, TS_insert_mode);
+ tty->se_is_so = (tty->TS_standout_mode
+ && tty->TS_end_standout_mode
+ && !strcmp (tty->TS_standout_mode, tty->TS_end_standout_mode));
- se_is_so = (TS_standout_mode
- && TS_end_standout_mode
- && !strcmp (TS_standout_mode, TS_end_standout_mode));
+ UseTabs (tty) = tabs_safe_p (fileno (tty->input)) && TabWidth (tty) == 8;
- UseTabs = tabs_safe_p () && TabWidth == 8;
+ terminal->scroll_region_ok
+ = (tty->Wcm->cm_abs
+ && (tty->TS_set_window || tty->TS_set_scroll_region || tty->TS_set_scroll_region_1));
- scroll_region_ok
- = (Wcm.cm_abs
- && (TS_set_window || TS_set_scroll_region || TS_set_scroll_region_1));
+ terminal->line_ins_del_ok
+ = (((tty->TS_ins_line || tty->TS_ins_multi_lines)
+ && (tty->TS_del_line || tty->TS_del_multi_lines))
+ || (terminal->scroll_region_ok
+ && tty->TS_fwd_scroll && tty->TS_rev_scroll));
- line_ins_del_ok = (((TS_ins_line || TS_ins_multi_lines)
- && (TS_del_line || TS_del_multi_lines))
- || (scroll_region_ok && TS_fwd_scroll && TS_rev_scroll));
+ terminal->char_ins_del_ok
+ = ((tty->TS_ins_char || tty->TS_insert_mode
+ || tty->TS_pad_inserted_char || tty->TS_ins_multi_chars)
+ && (tty->TS_del_char || tty->TS_del_multi_chars));
- char_ins_del_ok = ((TS_ins_char || TS_insert_mode
- || TS_pad_inserted_char || TS_ins_multi_chars)
- && (TS_del_char || TS_del_multi_chars));
+ terminal->fast_clear_end_of_line = tty->TS_clr_line != 0;
- fast_clear_end_of_line = TS_clr_line != 0;
+ init_baud_rate (fileno (tty->input));
- init_baud_rate ();
- if (read_socket_hook) /* Baudrate is somewhat */
- /* meaningless in this case */
- baud_rate = 9600;
+ /* Don't do this. I think termcap may still need the buffer. */
+ /* xfree (buffer); */
+
+#endif /* not WINDOWSNT */
+
+ /* Init system terminal modes (RAW or CBREAK, etc.). */
+ init_sys_modes (tty);
+
+ return terminal;
+}
- FRAME_CAN_HAVE_SCROLL_BARS (sf) = 0;
- FRAME_VERTICAL_SCROLL_BAR_TYPE (sf) = vertical_scroll_bar_none;
-#endif /* WINDOWSNT */
+/* Auxiliary error-handling function for init_tty.
+ Free BUFFER and delete TERMINAL, then call error or fatal
+ with str1 or str2, respectively, according to MUST_SUCCEED. */
+static void
+maybe_fatal (must_succeed, buffer, terminal, str1, str2, arg1, arg2)
+ int must_succeed;
+ char *buffer;
+ struct terminal *terminal;
+ char *str1, *str2, *arg1, *arg2;
+{
xfree (buffer);
+
+ if (terminal)
+ delete_tty (terminal);
+
+ if (must_succeed)
+ fatal (str2, arg1, arg2);
+ else
+ error (str1, arg1, arg2);
+
+ abort ();
}
-/* VARARGS 1 */
void
-fatal (str, arg1, arg2)
- char *str, *arg1, *arg2;
+fatal (const char *str, ...)
{
+ va_list ap;
+ va_start (ap, str);
fprintf (stderr, "emacs: ");
- fprintf (stderr, str, arg1, arg2);
- fprintf (stderr, "\n");
+ vfprintf (stderr, str, ap);
+ va_end (ap);
fflush (stderr);
exit (1);
}
-DEFUN ("tty-no-underline", Ftty_no_underline, Stty_no_underline, 0, 0, 0,
- doc: /* Declare that this terminal does not handle underlining.
-This is used to override the terminfo data, for certain terminals that
-do not really do underlining, but say that they do. */)
- ()
+\f
+
+/* Delete the given tty terminal, closing all frames on it. */
+
+static void
+delete_tty (struct terminal *terminal)
{
- TS_enter_underline_mode = 0;
- return Qnil;
+ struct tty_display_info *tty;
+ Lisp_Object tail, frame;
+ int last_terminal;
+
+ /* Protect against recursive calls. Fdelete_frame in
+ delete_terminal calls us back when it deletes our last frame. */
+ if (!terminal->name)
+ return;
+
+ if (terminal->type != output_termcap)
+ abort ();
+
+ tty = terminal->display_info.tty;
+
+ last_terminal = 1;
+ FOR_EACH_FRAME (tail, frame)
+ {
+ struct frame *f = XFRAME (frame);
+ if (FRAME_LIVE_P (f) && (!FRAME_TERMCAP_P (f) || FRAME_TTY (f) != tty))
+ {
+ last_terminal = 0;
+ break;
+ }
+ }
+ if (last_terminal)
+ error ("Attempt to delete the sole terminal device with live frames");
+
+ if (tty == tty_list)
+ tty_list = tty->next;
+ else
+ {
+ struct tty_display_info *p;
+ for (p = tty_list; p && p->next != tty; p = p->next)
+ ;
+
+ if (! p)
+ /* This should not happen. */
+ abort ();
+
+ p->next = tty->next;
+ tty->next = 0;
+ }
+
+ /* reset_sys_modes needs a valid device, so this call needs to be
+ before delete_terminal. */
+ reset_sys_modes (tty);
+
+ delete_terminal (terminal);
+
+ xfree (tty->name);
+ xfree (tty->type);
+
+ if (tty->input)
+ {
+ delete_keyboard_wait_descriptor (fileno (tty->input));
+ if (tty->input != stdin)
+ fclose (tty->input);
+ }
+ if (tty->output && tty->output != stdout && tty->output != tty->input)
+ fclose (tty->output);
+ if (tty->termscript)
+ fclose (tty->termscript);
+
+ xfree (tty->old_tty);
+ xfree (tty->Wcm);
+
+ bzero (tty, sizeof (struct tty_display_info));
+ xfree (tty);
+}
+
+\f
+
+/* Mark the pointers in the tty_display_info objects.
+ Called by the Fgarbage_collector. */
+
+void
+mark_ttys (void)
+{
+ struct tty_display_info *tty;
+
+ for (tty = tty_list; tty; tty = tty->next)
+ mark_object (tty->top_frame);
}
+\f
+
void
syms_of_term ()
{
system_uses_terminfo = 0;
#endif
- DEFVAR_LISP ("ring-bell-function", &Vring_bell_function,
- doc: /* Non-nil means call this function to ring the bell.
-The function should accept no arguments. */);
- Vring_bell_function = Qnil;
+ DEFVAR_LISP ("suspend-tty-functions", &Vsuspend_tty_functions,
+ doc: /* Functions to be run after suspending a tty.
+The functions are run with one argument, the terminal id to be suspended.
+See `suspend-tty'. */);
+ Vsuspend_tty_functions = Qnil;
+
+
+ DEFVAR_LISP ("resume-tty-functions", &Vresume_tty_functions,
+ doc: /* Functions to be run after resuming a tty.
+The functions are run with one argument, the terminal id that was revived.
+See `resume-tty'. */);
+ Vresume_tty_functions = Qnil;
DEFVAR_BOOL ("visible-cursor", &visible_cursor,
doc: /* Non-nil means to make the cursor very visible.
defsubr (&Stty_display_color_p);
defsubr (&Stty_display_color_cells);
defsubr (&Stty_no_underline);
+ defsubr (&Stty_type);
+ defsubr (&Scontrolling_tty_p);
+ defsubr (&Ssuspend_tty);
+ defsubr (&Sresume_tty);
#ifdef HAVE_GPM
- defsubr (&Sterm_open_connection);
- defsubr (&Sterm_close_connection);
+ defsubr (&Sgpm_mouse_start);
+ defsubr (&Sgpm_mouse_stop);
- staticpro (&Qmouse_face_window);
+ staticpro (&mouse_face_window);
#endif /* HAVE_GPM */
-
- fullscreen_hook = NULL;
}
+
+
/* arch-tag: 498e7449-6f2e-45e2-91dd-b7d4ca488193
(do not change this comment) */