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[Emacs-diffs] Changes to emacs/src/disptab.h [emacs-unicode-2]
From: |
Kenichi Handa |
Subject: |
[Emacs-diffs] Changes to emacs/src/disptab.h [emacs-unicode-2] |
Date: |
Mon, 08 Sep 2003 08:48:48 -0400 |
Index: emacs/src/disptab.h
diff -c /dev/null emacs/src/disptab.h:1.17.6.1
*** /dev/null Mon Sep 8 08:48:48 2003
--- emacs/src/disptab.h Mon Sep 8 08:48:10 2003
***************
*** 0 ****
--- 1,107 ----
+ /* Things for GLYPHS and glyph tables.
+ Copyright (C) 1993 Free Software Foundation, Inc.
+
+ This file is part of GNU Emacs.
+
+ 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 2, 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
+ 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 GNU Emacs; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+ /* Access the slots of a display-table, according to their purpose. */
+
+ #define DISP_TABLE_P(obj) \
+ (CHAR_TABLE_P (obj) \
+ && EQ (XCHAR_TABLE (obj)->purpose, Qdisplay_table) \
+ && CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (obj)) == DISP_TABLE_EXTRA_SLOTS)
+
+ #define DISP_TABLE_EXTRA_SLOTS 6
+ #define DISP_TRUNC_GLYPH(dp) ((dp)->extras[0])
+ #define DISP_CONTINUE_GLYPH(dp) ((dp)->extras[1])
+ #define DISP_ESCAPE_GLYPH(dp) ((dp)->extras[2])
+ #define DISP_CTRL_GLYPH(dp) ((dp)->extras[3])
+ #define DISP_INVIS_VECTOR(dp) ((dp)->extras[4])
+ #define DISP_BORDER_GLYPH(dp) ((dp)->extras[5])
+
+ extern Lisp_Object disp_char_vector P_ ((struct Lisp_Char_Table *, int));
+
+ #define DISP_CHAR_VECTOR(dp, c) \
+ (ASCII_CHAR_P(c) \
+ ? (NILP ((dp)->ascii) \
+ ? (dp)->defalt \
+ : (SUB_CHAR_TABLE_P ((dp)->ascii) \
+ ? XSUB_CHAR_TABLE ((dp)->ascii)->contents[c] \
+ : (dp)->ascii)) \
+ : disp_char_vector ((dp), (c)))
+
+ /* Defined in window.c. */
+ extern struct Lisp_Char_Table *window_display_table P_ ((struct window *));
+
+ /* Defined in indent.c. */
+ extern struct Lisp_Char_Table *buffer_display_table P_ ((void));
+
+ /* Display table to use for vectors that don't specify their own. */
+ extern Lisp_Object Vstandard_display_table;
+
+ /* This is the `purpose' slot of a display table. */
+ extern Lisp_Object Qdisplay_table;
+
+ /* Vector of GLYPH definitions. Indexed by GLYPH number,
+ the contents are a string which is how to output the GLYPH. */
+ extern Lisp_Object Vglyph_table;
+
+ /* Return the current length of the GLYPH table,
+ or 0 if the table isn't currently valid. */
+ #define GLYPH_TABLE_LENGTH \
+ ((VECTORP (Vglyph_table)) ? XVECTOR (Vglyph_table)->size : 0)
+
+ /* Return the current base (for indexing) of the GLYPH table,
+ or 0 if the table isn't currently valid. */
+ #define GLYPH_TABLE_BASE \
+ ((VECTORP (Vglyph_table)) ? XVECTOR (Vglyph_table)->contents : 0)
+
+ /* Given BASE and LEN returned by the two previous macros,
+ return nonzero if the GLYPH code G should be output as a single
+ character with code G. Return zero if G has a string in the table. */
+ #define GLYPH_SIMPLE_P(base,len,g) ((g) >= (len) || !STRINGP (base[g]))
+
+ /* Given BASE and LEN returned by the two previous macros,
+ return nonzero if GLYPH code G is aliased to a different code. */
+ #define GLYPH_ALIAS_P(base,len,g) ((g) < (len) && INTEGERP (base[g]))
+
+ /* Assuming that GLYPH_SIMPLE_P (BASE, LEN, G) is 1,
+ return the alias for G. */
+ #define GLYPH_ALIAS(base, g) XINT (base[g])
+
+ /* Follow all aliases for G in the glyph table given by (BASE,
+ LENGTH), and set G to the final glyph. */
+ #define GLYPH_FOLLOW_ALIASES(base, length, g) \
+ do { \
+ while (GLYPH_ALIAS_P ((base), (length), (g))) \
+ (g) = GLYPH_ALIAS ((base), (g)); \
+ if (!GLYPH_CHAR_VALID_P (FAST_GLYPH_CHAR (g))) \
+ g = FAST_MAKE_GLYPH (' ', FAST_GLYPH_FACE (g)); \
+ } while (0)
+
+ /* Assuming that GLYPH_SIMPLE_P (BASE, LEN, G) is 0,
+ return the length and the address of the character-sequence
+ used for outputting GLYPH G. */
+ #define GLYPH_LENGTH(base,g) SCHARS (base[g])
+ #define GLYPH_STRING(base,g) SDATA (base[g])
+
+ /* GLYPH for a space character. */
+
+ #define SPACEGLYPH 040
+ #define NULL_GLYPH 00
+
+ #define GLYPH_FROM_CHAR(c) (c)
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Kenichi Handa <=