X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=src%2Fchar-1byte.h;h=98aefa5c42cec353aecd6f183ea5408ae0c2f9fe;hb=667a2b3a2dbea07c3c228e17d986110cc6a33084;hp=5f8f60dadb9f68ba4e6f888b68fc87f3dd9bb040;hpb=20cbcc1b0a6685828c3d7f65468c652e9f60946a;p=chise%2Fxemacs-chise.git

diff --git a/src/char-1byte.h b/src/char-1byte.h
index 5f8f60d..98aefa5 100644
--- a/src/char-1byte.h
+++ b/src/char-1byte.h
@@ -24,10 +24,50 @@ Boston, MA 02111-1307, USA.  */
 #ifndef _XEMACS_CHAR_1BYTE_H
 #define _XEMACS_CHAR_1BYTE_H
 
-/* ---------------------------- */
-/* (D) For working with Emchars */
-/* ---------------------------- */
-
 #define valid_char_p(ch) ((unsigned int) (ch) <= 0xff)
 
+
+/************************************************************************/
+/*                    Definition of leading bytes                       */
+/************************************************************************/
+
+typedef int Charset_ID;
+
+#define MIN_LEADING_BYTE 0x80
+#define LEADING_BYTE_ASCII 0x80
+#define NUM_LEADING_BYTES 1
+
+
+/************************************************************************/
+/*            Information about a particular character set              */
+/************************************************************************/
+
+#define CHARSETP(cs) 1
+#define CHARSET_BY_LEADING_BYTE(lb) Vcharset_ascii
+#define XCHARSET_LEADING_BYTE(cs) LEADING_BYTE_ASCII
+#define XCHARSET_GRAPHIC(cs) -1
+#define XCHARSET_COLUMNS(cs) 1
+#define XCHARSET_DIMENSION(cs) 1
+
+
+/************************************************************************/
+/*                        Dealing with characters                       */
+/************************************************************************/
+
+#define CHAR_CHARSET(ch) Vcharset_ascii
+#define CHAR_LEADING_BYTE(ch) LEADING_BYTE_ASCII
+
+#define BREAKUP_CHAR(ch, charset, byte1, byte2) do {	\
+  (charset) = Vcharset_ascii;				\
+  (byte1) = (ch);					\
+  (byte2) = 0;						\
+} while (0)
+
+
+/************************************************************************/
+/*                            Exported functions                        */
+/************************************************************************/
+
+#define Vcharset_ascii Qnil
+
 #endif /* _XEMACS_CHAR_1BYTE_H */