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/* vi: set sw=4 ts=4: */
/*
* Licensed under GPLv2, see file LICENSE in this source tree.
*/
#ifndef UNICODE_H
#define UNICODE_H 1
#if ENABLE_UNICODE_USING_LOCALE
# include <wchar.h>
# include <wctype.h>
#endif
PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
enum {
UNICODE_UNKNOWN = 0,
UNICODE_OFF = 1,
UNICODE_ON = 2,
};
#define unicode_bidi_isrtl(wc) 0
#define unicode_bidi_is_neutral_wchar(wc) (wc <= 126 && !isalpha(wc))
#if !ENABLE_UNICODE_SUPPORT
# define unicode_strlen(string) strlen(string)
# define unicode_strwidth(string) strlen(string)
# define unicode_status UNICODE_OFF
# define init_unicode() ((void)0)
# define reinit_unicode(LANG) ((void)0)
#else
# if CONFIG_LAST_SUPPORTED_WCHAR < 126 || CONFIG_LAST_SUPPORTED_WCHAR >= 0x30000
# undef CONFIG_LAST_SUPPORTED_WCHAR
# define CONFIG_LAST_SUPPORTED_WCHAR 0x2ffff
# endif
# if CONFIG_LAST_SUPPORTED_WCHAR < 0x300
# undef ENABLE_UNICODE_COMBINING_WCHARS
# define ENABLE_UNICODE_COMBINING_WCHARS 0
# endif
# if CONFIG_LAST_SUPPORTED_WCHAR < 0x1100
# undef ENABLE_UNICODE_WIDE_WCHARS
# define ENABLE_UNICODE_WIDE_WCHARS 0
# endif
# if CONFIG_LAST_SUPPORTED_WCHAR < 0x590
# undef ENABLE_UNICODE_BIDI_SUPPORT
# define ENABLE_UNICODE_BIDI_SUPPORT 0
# endif
/* Number of unicode chars. Falls back to strlen() on invalid unicode */
size_t FAST_FUNC unicode_strlen(const char *string);
/* Width on terminal */
size_t FAST_FUNC unicode_strwidth(const char *string);
enum {
UNI_FLAG_PAD = (1 << 0),
};
//UNUSED: unsigned FAST_FUNC unicode_padding_to_width(unsigned width, const char *src);
//UNUSED: char* FAST_FUNC unicode_conv_to_printable2(uni_stat_t *stats, const char *src, unsigned width, int flags);
char* FAST_FUNC unicode_conv_to_printable(uni_stat_t *stats, const char *src);
//UNUSED: char* FAST_FUNC unicode_conv_to_printable_maxwidth(uni_stat_t *stats, const char *src, unsigned maxwidth);
char* FAST_FUNC unicode_conv_to_printable_fixedwidth(/*uni_stat_t *stats,*/ const char *src, unsigned width);
# if ENABLE_UNICODE_USING_LOCALE
extern uint8_t unicode_status;
void init_unicode(void) FAST_FUNC;
void reinit_unicode(const char *LANG) FAST_FUNC;
# else
/* Homegrown Unicode support. It knows only C and Unicode locales. */
# if !ENABLE_FEATURE_CHECK_UNICODE_IN_ENV
# define unicode_status UNICODE_ON
# define init_unicode() ((void)0)
# define reinit_unicode(LANG) ((void)0)
# else
extern uint8_t unicode_status;
void init_unicode(void) FAST_FUNC;
void reinit_unicode(const char *LANG) FAST_FUNC;
# endif
# undef MB_CUR_MAX
# define MB_CUR_MAX 6
/* Prevent name collisions */
# define wint_t bb_wint_t
# define mbstate_t bb_mbstate_t
# define mbstowcs bb_mbstowcs
# define wcstombs bb_wcstombs
# define wcrtomb bb_wcrtomb
# define iswspace bb_iswspace
# define iswalnum bb_iswalnum
# define iswpunct bb_iswpunct
# define wcwidth bb_wcwidth
typedef int32_t wint_t;
typedef struct {
char bogus;
} mbstate_t;
size_t mbstowcs(wchar_t *dest, const char *src, size_t n) FAST_FUNC;
size_t wcstombs(char *dest, const wchar_t *src, size_t n) FAST_FUNC;
size_t wcrtomb(char *s, wchar_t wc, mbstate_t *ps) FAST_FUNC;
int iswspace(wint_t wc) FAST_FUNC;
int iswalnum(wint_t wc) FAST_FUNC;
int iswpunct(wint_t wc) FAST_FUNC;
int wcwidth(unsigned ucs) FAST_FUNC;
# if ENABLE_UNICODE_BIDI_SUPPORT
# undef unicode_bidi_isrtl
int unicode_bidi_isrtl(wint_t wc) FAST_FUNC;
# if ENABLE_UNICODE_NEUTRAL_TABLE
# undef unicode_bidi_is_neutral_wchar
int unicode_bidi_is_neutral_wchar(wint_t wc) FAST_FUNC;
# endif
# endif
# endif /* !UNICODE_USING_LOCALE */
#endif /* UNICODE_SUPPORT */
POP_SAVED_FUNCTION_VISIBILITY
#endif