diff options
Diffstat (limited to 'newlib/libc/stdlib/mblen.c')
| -rw-r--r-- | newlib/libc/stdlib/mblen.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/newlib/libc/stdlib/mblen.c b/newlib/libc/stdlib/mblen.c index b1310956f..6df27b93a 100644 --- a/newlib/libc/stdlib/mblen.c +++ b/newlib/libc/stdlib/mblen.c @@ -16,20 +16,20 @@ TRAD_SYNOPSIS size_t <[n]>; DESCRIPTION -When MB_CAPABLE is not defined, this is a minimal ANSI-conforming +When _MB_CAPABLE is not defined, this is a minimal ANSI-conforming implementation of <<mblen>>. In this case, the only ``multi-byte character sequences'' recognized are single bytes, and thus <<1>> is returned unless <[s]> is the null pointer or has a length of 0 or is the empty string. -When MB_CAPABLE is defined, this routine calls <<_mbtowc_r>> to perform +When _MB_CAPABLE is defined, this routine calls <<_mbtowc_r>> to perform the conversion, passing a state variable to allow state dependent decoding. The result is based on the locale setting which may be restricted to a defined set of locales. RETURNS This implementation of <<mblen>> returns <<0>> if -<[s]> is <<NULL>> or the empty string; it returns <<1>> if not MB_CAPABLE or +<[s]> is <<NULL>> or the empty string; it returns <<1>> if not _MB_CAPABLE or the character is a single-byte character; it returns <<-1>> if the multi-byte character is invalid; otherwise it returns the number of bytes in the multibyte character. @@ -43,6 +43,7 @@ effects vary with the locale. #ifndef _REENT_ONLY +#include <newlib.h> #include <stdlib.h> #include <wchar.h> @@ -51,7 +52,7 @@ _DEFUN (mblen, (s, n), const char *s _AND size_t n) { -#ifdef MB_CAPABLE +#ifdef _MB_CAPABLE int retval = 0; mbstate_t *state; @@ -66,13 +67,13 @@ _DEFUN (mblen, (s, n), else return retval; -#else /* not MB_CAPABLE */ +#else /* not _MB_CAPABLE */ if (s == NULL || *s == '\0') return 0; if (n == 0) return -1; return 1; -#endif /* not MB_CAPABLE */ +#endif /* not _MB_CAPABLE */ } #endif /* !_REENT_ONLY */ |