X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/4b2ed4a6151dac2d11e414e2f923da5e7160ba4f..c4e8cde8c6cea5ab85abbac10626bd5c1fe5a6af:/src/character.h

diff --git a/src/character.h b/src/character.h
index ff9e8e0006..255afb2a0b 100644
--- a/src/character.h
+++ b/src/character.h
@@ -77,6 +77,12 @@ extern int unibyte_to_multibyte_table[256];
 #define unibyte_char_to_multibyte(c)	\
   ((c) < 256 ? unibyte_to_multibyte_table[(c)] : (c))
 
+/* Nth element is 1 iff unibyte char N can be mapped to a multibyte
+   char.  */
+extern char unibyte_has_multibyte_table[256];
+
+#define UNIBYTE_CHAR_HAS_MULTIBYTE_P(c) (unibyte_has_multibyte_table[(c)])
+
 /* If C is not ASCII, make it unibyte. */
 #define MAKE_CHAR_UNIBYTE(c)	\
   do {				\
@@ -181,7 +187,7 @@ extern int unibyte_to_multibyte_table[256];
 
 #define BYTE8_STRING(b, p)			\
   ((p)[0] = (0xC0 | (((b) >> 6) & 0x01)),	\
-   (p)[1] = (0x80 | ((c) & 0x3F)),		\
+   (p)[1] = (0x80 | ((b) & 0x3F)),		\
    2)