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authorElena Zannoni <ezannoni@kwikemart.cygnus.com>2006-04-20 20:05:52 +0000
committerElena Zannoni <ezannoni@kwikemart.cygnus.com>2006-04-20 20:05:52 +0000
commitb585a9fad59f9d0c07681778b97d36b67bd9748d (patch)
treed809e30a40f38fd19b05d2cbd920187e84108432 /readline/chardefs.h
parent84041b4c47edb0461f3b82afb77ca2d81819ebfa (diff)
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import of readlilne 5.1FSF
Diffstat (limited to 'readline/chardefs.h')
-rw-r--r--readline/chardefs.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/readline/chardefs.h b/readline/chardefs.h
index a537be2..def3a11 100644
--- a/readline/chardefs.h
+++ b/readline/chardefs.h
@@ -77,11 +77,17 @@
# define isxdigit(c) (isdigit((c)) || ((c) >= 'a' && (c) <= 'f') || ((c) >= 'A' && (c) <= 'F'))
#endif
-#define NON_NEGATIVE(c) ((unsigned char)(c) == (c))
+#if defined (CTYPE_NON_ASCII)
+# define NON_NEGATIVE(c) 1
+#else
+# define NON_NEGATIVE(c) ((unsigned char)(c) == (c))
+#endif
/* Some systems define these; we want our definitions. */
#undef ISPRINT
+/* Beware: these only work with single-byte ASCII characters. */
+
#define ISALNUM(c) (IN_CTYPE_DOMAIN (c) && isalnum (c))
#define ISALPHA(c) (IN_CTYPE_DOMAIN (c) && isalpha (c))
#define ISDIGIT(c) (IN_CTYPE_DOMAIN (c) && isdigit (c))