--- /dev/null
+/* Define TTY specific console, device, and frame object for XEmacs.
+ Copyright (C) 1995 Board of Trustees, University of Illinois.
+ Copyright (C) 1996 Ben Wing.
+
+This file is part of XEmacs.
+
+XEmacs 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 2, or (at your option) any
+later version.
+
+XEmacs is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with XEmacs; see the file COPYING. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+/* Synched up with: Not in FSF. */
+
+/* Written by Chuck Thompson and Ben Wing. */
+
+/* NOTE: Currently each TTY console can have only one device.
+ Therefore, all stuff for both input and output is lumped into
+ the console structure. If it ever becomes meaningful to
+ have more than one device on a TTY console, the output stuff
+ will have to get separated out. */
+
+#ifndef INCLUDED_console_tty_h_
+#define INCLUDED_console_tty_h_
+
+#include "console.h"
+#include "syssignal.h" /* Always include before systty.h */
+#include "systty.h"
+
+DECLARE_CONSOLE_TYPE (tty);
+
+struct tty_console
+{
+ int infd, outfd;
+ Lisp_Object instream, outstream;
+ Lisp_Object terminal_type;
+ Lisp_Object controlling_process;
+ char *term_entry_buffer;
+
+ /* Physical location of cursor on this console. */
+ int cursor_x;
+ int cursor_y;
+
+ /* The real location of the cursor. The above physical location may
+ be ahead of where we really are. */
+ int real_cursor_x;
+ int real_cursor_y;
+
+ int final_cursor_x;
+ int final_cursor_y;
+
+ int height;
+ int width;
+
+ /* The count of frame number. */
+ int frame_count;
+
+ /* flags indicating presence, absence or value of various features */
+ struct
+ {
+ unsigned int must_write_spaces :1; /* terminal inserts nulls, not
+ spaces to fill whitespace on
+ screen */
+ unsigned int insert_mode_motion :1; /* cursor movement commands
+ work while in insert mode */
+ unsigned int standout_motion :1; /* cursor movement is graceful
+ in standout or underline mode */
+ unsigned int memory_above_frame :1; /* display retained above screen */
+ unsigned int memory_below_frame :1; /* display retained below screen */
+ unsigned int meta_key :2; /* 0 == mask off top bit;
+ 1 == top bit is meta;
+ 2 == top bit is useful as
+ character info */
+ unsigned int flow_control :1; /* Nonzero means use ^S/^Q as
+ cretinous flow control. */
+ unsigned int auto_margins :1; /* Nonzero means terminal wraps when
+ writing to the last column */
+ int standout_width; /* # of spaces printed when
+ change to standout mode */
+ int underline_width; /* # of spaces printed when
+ change to underline mode */
+ } flags;
+
+ /* cursor motion entries - each entry is commented with the terminfo
+ and the termcap entry */
+ struct
+ {
+ /* local cursor movement */
+ const char *up; /* cuu1, up */
+ const char *down; /* cud1, do */
+ const char *left; /* cub1, le */
+ const char *right; /* cuf1, nd */
+ const char *home; /* home, ho */
+ const char *low_left; /* ll, ll */
+ const char *car_return; /* cr, cr */
+
+ /* parameterized local cursor movement */
+ const char *multi_up; /* cuu, UP */
+ const char *multi_down; /* cud, DO */
+ const char *multi_left; /* cub, LE */
+ const char *multi_right; /* cuf, RI */
+
+ /* absolute cursor motion */
+ const char *abs; /* cup, cm */
+ const char *hor_abs; /* hpa, ch */
+ const char *ver_abs; /* vpa, cv */
+
+ /* scrolling */
+ const char *scroll_forw; /* ind, sf */
+ const char *scroll_back; /* ri, sr */
+ const char *multi_scroll_forw; /* indn, SF */
+ const char *multi_scroll_back; /* rin, SR */
+ const char *set_scroll_region; /* csr, cs */
+ } cm;
+
+ /* screen editing entries - each entry is commented with the
+ terminfo and the termcap entry */
+ struct
+ {
+ /* adding to the screen */
+ const char *ins_line; /* il1, al */
+ const char *multi_ins_line; /* il, AL */
+ const char *repeat; /* rep, rp */
+ const char *begin_ins_mode; /* smir, im */
+ const char *end_ins_mode; /* rmir, ei */
+ const char *ins_char; /* ich1, ic */
+ const char *multi_ins_char; /* ich, IC */
+ const char *insert_pad; /* ip, ip */
+
+ /* deleting from the screen */
+ const char *clr_frame; /* clear, cl */
+ const char *clr_from_cursor; /* ed, cd */
+ const char *clr_to_eol; /* el, ce */
+ const char *del_line; /* dl1, dl */
+ const char *multi_del_line; /* dl, DL */
+ const char *del_char; /* dch1, dc */
+ const char *multi_del_char; /* dch, DC */
+ const char *begin_del_mode; /* smdc, dm */
+ const char *end_del_mode; /* rmdc, ed */
+ const char *erase_at_cursor; /* ech, ec */
+ } se;
+
+ /* screen display entries - each entry is commented with the
+ terminfo and termcap entry */
+ struct
+ {
+ const char *begin_standout; /* smso, so */
+ const char *end_standout; /* rmso, se */
+ const char *begin_underline; /* smul, us */
+ const char *end_underline; /* rmul, ue */
+ const char *begin_alternate; /* smacs, as */
+ const char *end_alternate; /* rmacs, ae */
+
+ const char *turn_on_reverse; /* rev, mr */
+ const char *turn_on_blinking; /* blink, mb */
+ const char *turn_on_bold; /* bold, md */
+ const char *turn_on_dim; /* dim, mh */
+ const char *turn_off_attributes; /* sgr0, me */
+
+ const char *visual_bell; /* flash, vb */
+ const char *audio_bell; /* bel, bl */
+
+ const char *cursor_visible; /* cvvis, vs */
+ const char *cursor_normal; /* cnorm, ve */
+ const char *init_motion; /* smcup, ti */
+ const char *end_motion; /* rmcup, te */
+ const char *keypad_on; /* smkx, ks */
+ const char *keypad_off; /* rmkx, ke */
+
+ const char *orig_pair; /* op, op */
+
+ const char *disable_auto_margins; /* rmam, RA */
+ const char *enable_auto_margins; /* smam, SA */
+ } sd;
+
+ /* costs of various operations */
+ struct
+ {
+ int cm_up;
+ int cm_down;
+ int cm_left;
+ int cm_right;
+ int cm_home;
+ int cm_low_left;
+ int cm_car_return;
+ int cm_abs;
+ int cm_hor_abs;
+ int cm_ver_abs;
+ } cost;
+
+ /* The initial tty mode bits */
+ struct emacs_tty old_tty;
+
+ /* Is this TTY our controlling terminal? */
+ unsigned int controlling_terminal :1;
+ unsigned int is_stdio :1;
+};
+
+#define CONSOLE_TTY_DATA(c) CONSOLE_TYPE_DATA (c, tty)
+#define CONSOLE_TTY_CURSOR_X(c) (CONSOLE_TTY_DATA (c)->cursor_x)
+#define CONSOLE_TTY_CURSOR_Y(c) (CONSOLE_TTY_DATA (c)->cursor_y)
+#define CONSOLE_TTY_REAL_CURSOR_X(c) (CONSOLE_TTY_DATA (c)->real_cursor_x)
+#define CONSOLE_TTY_REAL_CURSOR_Y(c) (CONSOLE_TTY_DATA (c)->real_cursor_y)
+#define CONSOLE_TTY_FINAL_CURSOR_X(c) (CONSOLE_TTY_DATA (c)->final_cursor_x)
+#define CONSOLE_TTY_FINAL_CURSOR_Y(c) (CONSOLE_TTY_DATA (c)->final_cursor_y)
+
+#define TTY_CM(c) (CONSOLE_TTY_DATA (c)->cm)
+#define TTY_SE(c) (CONSOLE_TTY_DATA (c)->se)
+#define TTY_SD(c) (CONSOLE_TTY_DATA (c)->sd)
+#define TTY_FLAGS(c) (CONSOLE_TTY_DATA (c)->flags)
+#define TTY_COST(c) (CONSOLE_TTY_DATA (c)->cost)
+
+#define TTY_INC_CURSOR_X(c, n) do { \
+ int TICX_n = (n); \
+ assert (CONSOLE_TTY_CURSOR_X (c) == CONSOLE_TTY_REAL_CURSOR_X (c)); \
+ CONSOLE_TTY_CURSOR_X (c) += TICX_n; \
+ CONSOLE_TTY_REAL_CURSOR_X (c) += TICX_n; \
+} while (0)
+
+#define TTY_INC_CURSOR_Y(c, n) do { \
+ int TICY_n = (n); \
+ CONSOLE_TTY_CURSOR_Y (c) += TICY_n; \
+ CONSOLE_TTY_REAL_CURSOR_Y (c) += TICY_n; \
+} while (0)
+
+struct tty_device
+{
+#ifdef HAVE_TERMIOS
+ speed_t ospeed; /* Output speed (from sg_ospeed) */
+#else
+ short ospeed; /* Output speed (from sg_ospeed) */
+#endif
+};
+
+#define DEVICE_TTY_DATA(d) DEVICE_TYPE_DATA (d, tty)
+
+/* termcap requires this to be global */
+#ifndef HAVE_TERMIOS
+extern short ospeed; /* Output speed (from sg_ospeed) */
+#endif
+
+extern FILE *termscript;
+
+EXFUN (Fconsole_tty_controlling_process, 1);
+
+/****************** Prototypes from cm.c *******************/
+
+/* #### Verify that all of these are still needed. */
+
+void cm_cost_init (struct console *c);
+void cmputc (int c);
+void cmgoto (struct frame *f, int row, int col);
+extern struct console *cmputc_console;
+void send_string_to_tty_console (struct console *c, unsigned char *str,
+ int len);
+
+
+/*************** Prototypes from redisplay-tty.c ****************/
+
+enum term_init_status
+{
+ TTY_UNABLE_OPEN_DATABASE,
+ TTY_TYPE_UNDEFINED,
+ TTY_TYPE_INSUFFICIENT,
+ TTY_SIZE_UNSPECIFIED,
+ TTY_INIT_SUCCESS
+};
+
+int init_tty_for_redisplay (struct device *d, char *terminal_type);
+/* #### These should probably be methods. */
+void set_tty_modes (struct console *c);
+void reset_tty_modes (struct console *c);
+
+/* Used in sysdep.c to properly clear and position the cursor when exiting. */
+void tty_redisplay_shutdown (struct console *c);
+
+/* called from console-stream.c */
+Lisp_Object tty_semi_canonicalize_console_connection (Lisp_Object connection,
+ Error_behavior errb);
+Lisp_Object tty_canonicalize_console_connection (Lisp_Object connection,
+ Error_behavior errb);
+Lisp_Object tty_semi_canonicalize_device_connection (Lisp_Object connection,
+ Error_behavior errb);
+Lisp_Object tty_canonicalize_device_connection (Lisp_Object connection,
+ Error_behavior errb);
+struct console * tty_find_console_from_fd (int fd);
+
+#endif /* INCLUDED_console_tty_h_ */
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