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Diffstat (limited to 'contrib/libreadline/chardefs.h')
-rw-r--r-- | contrib/libreadline/chardefs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/contrib/libreadline/chardefs.h b/contrib/libreadline/chardefs.h index cb04c98..def3a11 100644 --- a/contrib/libreadline/chardefs.h +++ b/contrib/libreadline/chardefs.h @@ -86,6 +86,8 @@ /* 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)) |