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-rw-r--r--cmd-line-utils/readline/chardefs.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/cmd-line-utils/readline/chardefs.h b/cmd-line-utils/readline/chardefs.h
index cb04c982343..04a3b7a8e9c 100644
--- a/cmd-line-utils/readline/chardefs.h
+++ b/cmd-line-utils/readline/chardefs.h
@@ -59,7 +59,11 @@
#define largest_char 255 /* Largest character value. */
#define CTRL_CHAR(c) ((c) < control_character_threshold && (((c) & 0x80) == 0))
+#if largest_char >= 255
+#define META_CHAR(c) ((c) > meta_character_threshold)
+#else
#define META_CHAR(c) ((c) > meta_character_threshold && (c) <= largest_char)
+#endif
#define CTRL(c) ((c) & control_character_mask)
#define META(c) ((c) | meta_character_bit)