/* 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) #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); 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; # 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) # else extern uint8_t unicode_status; void init_unicode(void) 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