diff options
Diffstat (limited to 'libc/misc/wchar')
| -rw-r--r-- | libc/misc/wchar/wchar.c | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/libc/misc/wchar/wchar.c b/libc/misc/wchar/wchar.c index 6bdc7c068..100ca19a8 100644 --- a/libc/misc/wchar/wchar.c +++ b/libc/misc/wchar/wchar.c @@ -68,6 +68,10 @@ * and consistency with the stds requirements that a printf format string by * a valid multibyte string beginning and ending in it's initial shift state. * + * Nov 5, 2002 + * + * Forgot to change btowc and wctob when I changed the wc<->mb functions yesterday. + * * Manuel */ @@ -146,9 +150,17 @@ wint_t btowc(int c) #else /* __CTYPE_HAS_8_BIT_LOCALES */ - /* If we don't have 8-bit locale support, then this is trivial since - * anything outside of 0-0x7f is illegal in C/POSIX and UTF-8 locales. */ - return (((unsigned int)c) < 0x80) ? c : WEOF; +#ifdef __CTYPE_HAS_UTF_8_LOCALES + if (ENCODING == __ctype_encoding_utf8) { + return (((unsigned int)c) < 0x80) ? c : WEOF; + } +#endif /* __CTYPE_HAS_UTF_8_LOCALES */ + +#ifdef __UCLIBC_HAS_LOCALE__ + assert(ENCODING == __ctype_encoding_7_bit); +#endif + + return (((unsigned int)c) <= UCHAR_MAX) ? c : WEOF; #endif /* __CTYPE_HAS_8_BIT_LOCALES */ } @@ -169,13 +181,17 @@ int wctob(wint_t c) #else /* __CTYPE_HAS_8_BIT_LOCALES */ - /* If we don't have 8-bit locale support, then this is trivial since - * anything outside of 0-0x7f is illegal in C/POSIX and UTF-8 locales. */ - - /* TODO: need unsigned version of wint_t... */ -/* return (((unsigned int)c) < 0x80) ? c : WEOF; */ - return ((c >= 0) && (c < 0x80)) ? c : EOF; +#ifdef __CTYPE_HAS_UTF_8_LOCALES + if (ENCODING == __ctype_encoding_utf8) { + return ((c >= 0) && (c < 0x80)) ? c : EOF; + } +#endif /* __CTYPE_HAS_UTF_8_LOCALES */ + +#ifdef __UCLIBC_HAS_LOCALE__ + assert(ENCODING == __ctype_encoding_7_bit); +#endif + return ((c >= 0) && (c <= UCHAR_MAX)) ? c : EOF; #endif /* __CTYPE_HAS_8_BIT_LOCALES */ } |