update.

[chise/xemacs-chise.git.1] / src / lisp-disunion.h

diff --git a/src/lisp-disunion.h b/src/lisp-disunion.h
index f2fdafc..30470d8 100644 (file)
--- a/src/lisp-disunion.h
+++ b/src/lisp-disunion.h
@@ -84,7 +84,21 @@ typedef EMACS_INT Lisp_Object;
 #define VALMASK (((1UL << VALBITS) - 1UL) << GCTYPEBITS)
 #define XTYPE(x) ((enum Lisp_Type) (((EMACS_UINT)(x)) & ~VALMASK))
 #define XPNTRVAL(x) (x) /* This depends on Lisp_Type_Record == 0 */
-#define XCHARVAL(x) ((x) >> GCBITS)
+#ifdef UTF2000
+INLINE_HEADER int XCHARVAL (Emchar chr);
+INLINE_HEADER int
+XCHARVAL (Emchar chr)
+{
+  int code = (EMACS_UINT)(chr) >> GCBITS;
+
+  if (code & 0x20000000)
+    return code | 0x40000000;
+  else
+    return code;
+}
+#else
+#define XCHARVAL(x) ((EMACS_UINT)(x) >> GCBITS)
+#endif
 #define XREALINT(x) ((x) >> INT_GCBITS)
 #define XUINT(x) ((EMACS_UINT)(x) >> INT_GCBITS)
 #define INTP(x) ((EMACS_UINT)(x) & Lisp_Type_Int_Bit)