[Emacs-diffs] Changes to emacs/src/termchar.h,v

[Miles Bader]

CVSROOT:        /cvsroot/emacs
Module name:    emacs
Changes by:     Miles Bader <miles>     07/08/29 05:28:10

Index: src/termchar.h
===================================================================
RCS file: /cvsroot/emacs/emacs/src/termchar.h,v
retrieving revision 1.13
retrieving revision 1.14
diff -u -b -r1.13 -r1.14
--- src/termchar.h      26 Jul 2007 05:27:57 -0000      1.13
+++ src/termchar.h      29 Aug 2007 05:27:53 -0000      1.14
@@ -19,32 +19,185 @@
 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 Boston, MA 02110-1301, USA.  */
 
+/* Each termcap frame points to its own struct tty_output object in
+   the output_data.tty field.  The tty_output structure contains the
+   information that is specific to termcap frames. */
 
-/* extern EMACS_INT baud_rate; */              /* Output speed in baud */
-extern 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.  */
-extern int min_padding_speed;  /* Speed below which no padding necessary */
-extern int fast_clear_end_of_line; /* Nonzero means terminal has
-                                     command for this */
-
-extern int line_ins_del_ok;    /* Terminal can insert and delete lines */
-extern int char_ins_del_ok;    /* Terminal can insert and delete chars */
-extern int scroll_region_ok;   /* Terminal supports setting the scroll
-                                  window */
-extern int scroll_region_cost; /* Cost of setting the scroll window,
-                                  measured in characters */
-extern int memory_below_frame; /* Terminal remembers lines scrolled
-                                  off bottom */
-extern int fast_clear_end_of_line; /* Terminal has a `ce' string */
-
-extern int dont_calculate_costs; /* Nonzero means don't bother computing
-                                   various cost tables; we won't use them. */
-
-/* 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. */
-extern int no_redraw_on_reenter;
+struct tty_output
+{
+  /* The Emacs structure for the tty device this frame is on. */
+  struct tty_display_info *display_info;
+
+  /* There is nothing else here at the moment... */
+};
+
+/* Parameters that are shared between frames on the same tty device. */
+
+struct tty_display_info
+{
+  struct tty_display_info *next; /* Chain of all tty devices. */
+  
+  char *name;                   /* The name of the device file or 0 if
+                                   stdin/stdout. */
+  char *type;                   /* The type of the tty. */
+  
+  /* Input/output */
+  
+  FILE *input;                  /* The stream to be used for terminal input.
+                                   NULL if the terminal is suspended. */
+  FILE *output;                 /* The stream to be used for terminal output.
+                                   NULL if the terminal is suspended. */
+  
+  FILE *termscript;             /* If nonzero, send all terminal output
+                                   characters to this stream also.  */
+
+  struct emacs_tty *old_tty;    /* The initial tty mode bits */
+
+  int term_initted;             /* 1 if we have been through init_sys_modes. */
+
+
+  int reference_count;          /* Number of frames that are on this display. 
*/
+
+  struct terminal *terminal;    /* Points back to the generic terminal
+                                   structure.  This is sometimes handy. */
+
+  /* Info on cursor positioning.  */
+  struct cm *Wcm;
+
+  /* Redisplay. */
+
+  Lisp_Object top_frame;        /* The topmost frame on this tty. */
+  
+  /* The previous frame we displayed on this tty.  */
+  struct frame *previous_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) */
+
+  char *TS_enter_bold_mode;     /* "md" -- turn on bold (extra bright mode).  
*/
+  char *TS_enter_dim_mode;      /* "mh" -- turn on half-bright mode.  */
+  char *TS_enter_blink_mode;    /* "mb" -- enter blinking mode.  */
+  char *TS_enter_reverse_mode;  /* "mr" -- enter reverse video mode.  */
+  char *TS_exit_underline_mode; /* "us" -- start underlining.  */
+  char *TS_enter_underline_mode; /* "ue" -- end underlining.  */
+
+  /* "as"/"ae" -- start/end alternate character set.  Not really
+     supported, yet.  */
+  char *TS_enter_alt_charset_mode;
+  char *TS_exit_alt_charset_mode;
+
+  char *TS_exit_attribute_mode; /* "me" -- switch appearances off.  */
+
+  /* Value of the "NC" (no_color_video) capability, or 0 if not present.  */
+  int TN_no_color_video;
+
+  int TN_max_colors;            /* "Co" -- number of 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;
+  char *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. */
+
+  int RPov;                     /* # chars to start a TS_repeat */
+
+  int delete_in_insert_mode;    /* delete mode == insert mode */
+  
+  int se_is_so;                 /* 1 if same string both enters and leaves
+                                   standout mode */
+  
+  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.  */
+
+
+
+  /* 1 if should obey 0200 bit in input chars as "Meta", 2 if should
+     keep 0200 bit in input chars.  0 to ignore the 0200 bit.  */
+
+  int meta_key;
+
+  /* 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;
+  
+  /* Flag used in tty_show/hide_cursor.  */
+
+  int cursor_hidden;
+
+  /* Nonzero means use ^S/^Q for flow control.  */
+  int flow_control;
+
+};
+
+/* A chain of structures for all tty devices currently in use. */
+extern struct tty_display_info *tty_list;
+
+
+#define FRAME_TTY(f)                            \
+  ((f)->output_method == output_termcap         \
+   ? (f)->terminal->display_info.tty            \
+   : (abort(), (struct tty_display_info *) 0))
+
+#define CURTTY() FRAME_TTY (SELECTED_FRAME())
 
 /* arch-tag: bf9f0d49-842b-42fb-9348-ec8759b27193
    (do not change this comment) */