XEmacs 21.2.33 "Melpomene".
[chise/xemacs-chise.git.1] / src / redisplay-tty.c
index 08899fa..42d18b9 100644 (file)
@@ -56,11 +56,11 @@ Boston, MA 02111-1307, USA.  */
 #ifdef __cplusplus
 extern "C" {
 #endif
-extern int tgetent (CONST char *, CONST char *);
-extern int tgetflag (CONST char *);
-extern int tgetnum (CONST char *);
-extern char *tgetstr (CONST char *, char **);
-extern void tputs (CONST char *, int, void (*)(int));
+extern int tgetent (const char *, const char *);
+extern int tgetflag (const char *);
+extern int tgetnum (const char *);
+extern char *tgetstr (const char *, char **);
+extern void tputs (const char *, int, void (*)(int));
 #ifdef __cplusplus
 }
 #endif
@@ -107,7 +107,7 @@ static void term_get_fkeys (Lisp_Object keymap, char **address);
  column, so we use emchar_string_displayed_columns().
  ****************************************************************************/
 static int
-tty_text_width (struct frame *f, struct face_cachel *cachel, CONST Emchar *str,
+tty_text_width (struct frame *f, struct face_cachel *cachel, const Emchar *str,
                Charcount len)
 {
   return emchar_string_displayed_columns (str, len);
@@ -333,78 +333,29 @@ tty_output_display_block (struct window *w, struct display_line *dl, int block,
                                               window, ERROR_ME_NOT, 1);
 
              if (IMAGE_INSTANCEP (instance))
-               switch (XIMAGE_INSTANCE_TYPE (instance))
-                 {
-                 case IMAGE_TEXT:
+               {
+                 switch (XIMAGE_INSTANCE_TYPE (instance))
                    {
-                     Bufbyte *temptemp;
-                     Lisp_Object string =
-                       XIMAGE_INSTANCE_TEXT_STRING (instance);
-                     Bytecount len = XSTRING_LENGTH (string);
-
-                     /* In the unlikely instance that a garbage-collect
-                        occurs during encoding, we at least need to
-                        copy the string.
-                        */
-                     temptemp = (Bufbyte *) alloca (len);
-                     memcpy (temptemp, XSTRING_DATA (string), len);
-                     {
-                       int i;
-
-                       /* Now truncate the first rb->object.dglyph.xoffset
-                          columns. */
-                       for (i = 0; i < rb->object.dglyph.xoffset;)
-                         {
-#ifdef MULE
-                           Emchar ch = charptr_emchar (temptemp);
-                           i += XCHARSET_COLUMNS (CHAR_CHARSET (ch));
-#else
-                           i++; /* telescope this */
-#endif
-                           INC_CHARPTR (temptemp);
-                         }
-
-                       /* If we truncated one column too many, then
-                          add a space at the beginning. */
-                       if (i > rb->object.dglyph.xoffset)
-                         {
-                           assert (i > 0);
-                           *--temptemp = ' ';
-                           i--;
-                         }
-                       len -= i;
-                     }
-
-                     tty_output_bufbyte_string (w, dl, temptemp, len,
-                                                xpos, findex, 0);
-
-                     if (xpos >= cursor_start
-                         && (cursor_start <
-                             xpos + (bufbyte_string_displayed_columns
-                                     (temptemp, len))))
-                       {
-                         cmgoto (f, dl->ypos - 1, cursor_start);
-                       }
+                   case IMAGE_MONO_PIXMAP:
+                   case IMAGE_COLOR_PIXMAP:
+                   case IMAGE_SUBWINDOW:
+                   case IMAGE_WIDGET:
+                   case IMAGE_LAYOUT:
+                     /* just do nothing here */
+                     break;
+                     
+                   case IMAGE_NOTHING:
+                     /* nothing is as nothing does */
+                     break;
+                     
+                   case IMAGE_TEXT:
+                   case IMAGE_POINTER:
+                   default:
+                     abort ();
                    }
-                   break;
-
-                 case IMAGE_MONO_PIXMAP:
-                 case IMAGE_COLOR_PIXMAP:
-                 case IMAGE_SUBWINDOW:
-                 case IMAGE_WIDGET:
-                   /* just do nothing here */
-                   break;
-
-                 case IMAGE_POINTER:
-                   abort ();
-
-                 case IMAGE_NOTHING:
-                   /* nothing is as nothing does */
-                   break;
-
-                 default:
-                   abort ();
-                 }
+                 IMAGE_INSTANCE_OPTIMIZE_OUTPUT 
+                   (XIMAGE_INSTANCE (instance)) = 0;
+               }
 
              xpos += rb->width;
              elt++;
@@ -464,7 +415,7 @@ tty_output_vertical_divider (struct window *w, int clear)
 static void
 tty_clear_region (Lisp_Object window, struct device* d, struct frame * f,
                  face_index findex, int x, int y,
-                 int width, int height, Lisp_Object fcolor, Lisp_Object bcolor, 
+                 int width, int height, Lisp_Object fcolor, Lisp_Object bcolor,
                  Lisp_Object background_pixmap)
 {
   struct console *c = XCONSOLE (FRAME_CONSOLE (f));
@@ -565,7 +516,7 @@ tty_clear_frame (struct frame *f)
       clear_to_end (f);
 #else
       /* #### Not implemented. */
-      fprintf (stderr, "Not yet.\n");
+      stderr_out ("Not yet.\n");
 #endif
     }
   tty_turn_off_frame_face (f, Vdefault_face);
@@ -949,11 +900,11 @@ tty_redisplay_shutdown (struct console *c)
 {
   Lisp_Object dev = CONSOLE_SELECTED_DEVICE (c);
 
-  if (!GC_NILP (dev))
+  if (!NILP (dev))
     {
       Lisp_Object frm = DEVICE_SELECTED_FRAME (XDEVICE (dev));
 
-      if (!GC_NILP (frm))
+      if (!NILP (frm))
        {
          struct frame *f = XFRAME (frm);
 
@@ -1304,7 +1255,8 @@ init_tty_for_redisplay (struct device *d, char *terminal_type)
 \f
 struct fkey_table
 {
-  CONST char *cap, *name;
+  const char *cap;
+  const char *name;
 };
 
   /* Termcap capability names that correspond directly to X keysyms.
@@ -1436,7 +1388,7 @@ term_get_fkeys_1 (Lisp_Object function_key_map)
       char *sequence = tgetstr (keys[i].cap, address);
       if (sequence)
        Fdefine_key (function_key_map,
-                    build_ext_string (sequence, FORMAT_BINARY),
+                    build_ext_string (sequence, Qbinary),
                     vector1 (intern (keys[i].name)));
     }
 
@@ -1444,22 +1396,18 @@ term_get_fkeys_1 (Lisp_Object function_key_map)
      describes F10, whereas othertimes it describes F0 and "k;" describes F10.
      We will attempt to politely accommodate both systems by testing for
      "k;", and if it is present, assuming that "k0" denotes F0, otherwise F10.
-     */
+  */
   {
-    char *k_semi  = tgetstr ("k;", address);
-    char *k0      = tgetstr ("k0", address);
-    CONST char *k0_name = "f10";
+    const char *k_semi  = tgetstr ("k;", address);
+    const char *k0      = tgetstr ("k0", address);
 
     if (k_semi)
-      {
-       Fdefine_key (function_key_map, build_ext_string (k_semi, FORMAT_BINARY),
-                    vector1 (intern ("f10")));
-       k0_name = "f0";
-      }
+      Fdefine_key (function_key_map, build_ext_string (k_semi, Qbinary),
+                  vector1 (intern ("f10")));
 
     if (k0)
-      Fdefine_key (function_key_map, build_ext_string (k0, FORMAT_BINARY),
-                  vector1 (intern (k0_name)));
+      Fdefine_key (function_key_map, build_ext_string (k0, Qbinary),
+                  vector1 (intern (k_semi ? "f0" : "f10")));
   }
 
   /* Set up cookies for numbered function keys above f10. */
@@ -1482,47 +1430,46 @@ term_get_fkeys_1 (Lisp_Object function_key_map)
            {
              sprintf (fkey, "f%d", i);
              Fdefine_key (function_key_map,
-                          build_ext_string (sequence, FORMAT_BINARY),
+                          build_ext_string (sequence, Qbinary),
                           vector1 (intern (fkey)));
            }
        }
       }
-   }
+  }
 
   /*
    * Various mappings to try and get a better fit.
    */
-  {
-#define CONDITIONAL_REASSIGN(cap1, cap2, sym)                          \
-      if (!tgetstr (cap1, address))                                    \
-       {                                                               \
-         char *sequence = tgetstr (cap2, address);                     \
-         if (sequence)                                                 \
-           Fdefine_key (function_key_map,                              \
-                        build_ext_string (sequence, FORMAT_BINARY),    \
-                        vector1 (intern (sym)));                       \
-       }
+#define CONDITIONAL_REASSIGN(cap1, cap2, keyname) do {         \
+    if (!tgetstr (cap1, address))                              \
+      {                                                                \
+       char *sequence = tgetstr (cap2, address);               \
+       if (sequence)                                           \
+         Fdefine_key (function_key_map,                        \
+                      build_ext_string (sequence, Qbinary),    \
+                      vector1 (intern (keyname)));             \
+      }                                                                \
+  } while (0)
 
-      /* if there's no key_next keycap, map key_npage to `next' keysym */
-      CONDITIONAL_REASSIGN ("%5", "kN", "next");
-      /* if there's no key_prev keycap, map key_ppage to `previous' keysym */
-      CONDITIONAL_REASSIGN ("%8", "kP", "prior");
-      /* if there's no key_dc keycap, map key_ic to `insert' keysym */
-      CONDITIONAL_REASSIGN ("kD", "kI", "insert");
-
-      /* IBM has their own non-standard dialect of terminfo.
-        If the standard name isn't found, try the IBM name.  */
-      CONDITIONAL_REASSIGN ("kB", "KO", "backtab");
-      CONDITIONAL_REASSIGN ("@4", "kJ", "execute"); /* actually "action" */
-      CONDITIONAL_REASSIGN ("@4", "kc", "execute"); /* actually "command" */
-      CONDITIONAL_REASSIGN ("%7", "ki", "menu");
-      CONDITIONAL_REASSIGN ("@7", "kw", "end");
-      CONDITIONAL_REASSIGN ("F1", "k<", "f11");
-      CONDITIONAL_REASSIGN ("F2", "k>", "f12");
-      CONDITIONAL_REASSIGN ("%1", "kq", "help");
-      CONDITIONAL_REASSIGN ("*6", "kU", "select");
+  /* if there's no key_next keycap, map key_npage to `next' keysym */
+  CONDITIONAL_REASSIGN ("%5", "kN", "next");
+  /* if there's no key_prev keycap, map key_ppage to `previous' keysym */
+  CONDITIONAL_REASSIGN ("%8", "kP", "prior");
+  /* if there's no key_dc keycap, map key_ic to `insert' keysym */
+  CONDITIONAL_REASSIGN ("kD", "kI", "insert");
+
+  /* IBM has their own non-standard dialect of terminfo.
+     If the standard name isn't found, try the IBM name.  */
+  CONDITIONAL_REASSIGN ("kB", "KO", "backtab");
+  CONDITIONAL_REASSIGN ("@4", "kJ", "execute"); /* actually "action" */
+  CONDITIONAL_REASSIGN ("@4", "kc", "execute"); /* actually "command" */
+  CONDITIONAL_REASSIGN ("%7", "ki", "menu");
+  CONDITIONAL_REASSIGN ("@7", "kw", "end");
+  CONDITIONAL_REASSIGN ("F1", "k<", "f11");
+  CONDITIONAL_REASSIGN ("F2", "k>", "f12");
+  CONDITIONAL_REASSIGN ("%1", "kq", "help");
+  CONDITIONAL_REASSIGN ("*6", "kU", "select");
 #undef CONDITIONAL_REASSIGN
-  }
 
   return Qnil;
 }