diff options
Diffstat (limited to 'readline/rlmbutil.h')
| -rw-r--r-- | readline/rlmbutil.h | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/readline/rlmbutil.h b/readline/rlmbutil.h index 27ca32bfc7d..11adacb45ea 100644 --- a/readline/rlmbutil.h +++ b/readline/rlmbutil.h @@ -35,11 +35,18 @@ #if defined (HAVE_WCTYPE_H) && defined (HAVE_WCHAR_H) # include <wchar.h> # include <wctype.h> -# if defined (HAVE_MBSRTOWCS) /* system is supposed to support XPG5 */ +# if defined (HAVE_MBSRTOWCS) && defined (HAVE_MBRTOWC) && defined (HAVE_MBRLEN) && defined (HAVE_WCWIDTH) + /* system is supposed to support XPG5 */ # define HANDLE_MULTIBYTE 1 # endif #endif +/* If we don't want multibyte chars even on a system that supports them, let + the configuring user turn multibyte support off. */ +#if defined (NO_MULTIBYTE_SUPPORT) +# undef HANDLE_MULTIBYTE +#endif + /* Some systems, like BeOS, have multibyte encodings but lack mbstate_t. */ #if HANDLE_MULTIBYTE && !defined (HAVE_MBSTATE_T) # define wcsrtombs(dest, src, len, ps) (wcsrtombs) (dest, src, len, 0) @@ -90,6 +97,24 @@ extern int _rl_read_mbstring PARAMS((int, char *, int)); extern int _rl_is_mbchar_matched PARAMS((char *, int, int, char *, int)); +extern wchar_t _rl_char_value PARAMS((char *, int)); +extern int _rl_walphabetic PARAMS((wchar_t)); + +#define _rl_to_wupper(wc) (iswlower (wc) ? towupper (wc) : (wc)) +#define _rl_to_wlower(wc) (iswupper (wc) ? towlower (wc) : (wc)) + +#define MB_NEXTCHAR(b,s,c,f) \ + ((MB_CUR_MAX > 1 && rl_byte_oriented == 0) \ + ? _rl_find_next_mbchar ((b), (s), (c), (f)) \ + : ((s) + (c))) +#define MB_PREVCHAR(b,s,f) \ + ((MB_CUR_MAX > 1 && rl_byte_oriented == 0) \ + ? _rl_find_prev_mbchar ((b), (s), (f)) \ + : ((s) - 1)) + +#define MB_INVALIDCH(x) ((x) == (size_t)-1 || (x) == (size_t)-2) +#define MB_NULLWCH(x) ((x) == 0) + #else /* !HANDLE_MULTIBYTE */ #undef MB_LEN_MAX @@ -101,6 +126,19 @@ extern int _rl_is_mbchar_matched PARAMS((char *, int, int, char *, int)); #define _rl_find_prev_mbchar(b, i, f) (((i) == 0) ? (i) : ((i) - 1)) #define _rl_find_next_mbchar(b, i1, i2, f) ((i1) + (i2)) +#define _rl_char_value(buf,ind) ((buf)[(ind)]) + +#define _rl_walphabetic(c) (rl_alphabetic (c)) + +#define _rl_to_wupper(c) (_rl_to_upper (c)) +#define _rl_to_wlower(c) (_rl_to_lower (c)) + +#define MB_NEXTCHAR(b,s,c,f) ((s) + (c)) +#define MB_PREVCHAR(b,s,f) ((s) - 1) + +#define MB_INVALIDCH(x) (0) +#define MB_NULLWCH(x) (0) + #endif /* !HANDLE_MULTIBYTE */ extern int rl_byte_oriented; |