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    Annotation of /trunk/mkinitrd-magellan/busybox/include/unicode.h

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    Revision 1123 - (hide annotations) (download)
    Wed Aug 18 21:56:57 2010 UTC (13 years, 9 months ago) by niro
    File MIME type: text/plain
    File size: 3466 byte(s) 
    -updated to busybox-1.17.1
    1 niro 984 /* vi: set sw=4 ts=4: */
    2     /*
    3     * Licensed under the GPL version 2, see the file LICENSE in this tarball.
    4     */
    5     #ifndef UNICODE_H
    6     #define UNICODE_H 1
    7    
    8 niro 1123 #if ENABLE_UNICODE_USING_LOCALE
    9     # include <wchar.h>
    10     # include <wctype.h>
    11     #endif
    12    
    13     PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
    14    
    15 niro 984 enum {
    16     UNICODE_UNKNOWN = 0,
    17     UNICODE_OFF = 1,
    18     UNICODE_ON = 2,
    19     };
    20    
    21 niro 1123 #define unicode_bidi_isrtl(wc) 0
    22     #define unicode_bidi_is_neutral_wchar(wc) (wc <= 126 && !isalpha(wc))
    23 niro 984
    24 niro 1123 #if !ENABLE_UNICODE_SUPPORT
    25    
    26     # define unicode_strlen(string) strlen(string)
    27     # define unicode_strwidth(string) strlen(string)
    28 niro 984 # define unicode_status UNICODE_OFF
    29     # define init_unicode() ((void)0)
    30    
    31     #else
    32    
    33 niro 1123 # if CONFIG_LAST_SUPPORTED_WCHAR < 126 || CONFIG_LAST_SUPPORTED_WCHAR >= 0x30000
    34     # undef CONFIG_LAST_SUPPORTED_WCHAR
    35     # define CONFIG_LAST_SUPPORTED_WCHAR 0x2ffff
    36     # endif
    37    
    38     # if CONFIG_LAST_SUPPORTED_WCHAR < 0x300
    39     # undef ENABLE_UNICODE_COMBINING_WCHARS
    40     # define ENABLE_UNICODE_COMBINING_WCHARS 0
    41     # endif
    42    
    43     # if CONFIG_LAST_SUPPORTED_WCHAR < 0x1100
    44     # undef ENABLE_UNICODE_WIDE_WCHARS
    45     # define ENABLE_UNICODE_WIDE_WCHARS 0
    46     # endif
    47    
    48     # if CONFIG_LAST_SUPPORTED_WCHAR < 0x590
    49     # undef ENABLE_UNICODE_BIDI_SUPPORT
    50     # define ENABLE_UNICODE_BIDI_SUPPORT 0
    51     # endif
    52    
    53     /* Number of unicode chars. Falls back to strlen() on invalid unicode */
    54 niro 984 size_t FAST_FUNC unicode_strlen(const char *string);
    55 niro 1123 /* Width on terminal */
    56     size_t FAST_FUNC unicode_strwidth(const char *string);
    57     enum {
    58     UNI_FLAG_PAD = (1 << 0),
    59     };
    60     //UNUSED: unsigned FAST_FUNC unicode_padding_to_width(unsigned width, const char *src);
    61     //UNUSED: char* FAST_FUNC unicode_conv_to_printable2(uni_stat_t *stats, const char *src, unsigned width, int flags);
    62     char* FAST_FUNC unicode_conv_to_printable(uni_stat_t *stats, const char *src);
    63     char* FAST_FUNC unicode_conv_to_printable_maxwidth(uni_stat_t *stats, const char *src, unsigned maxwidth);
    64     char* FAST_FUNC unicode_conv_to_printable_fixedwidth(uni_stat_t *stats, const char *src, unsigned width);
    65 niro 984
    66 niro 1123 # if ENABLE_UNICODE_USING_LOCALE
    67 niro 984
    68     extern uint8_t unicode_status;
    69     void init_unicode(void) FAST_FUNC;
    70    
    71     # else
    72    
    73     /* Homegrown Unicode support. It knows only C and Unicode locales. */
    74    
    75     # if !ENABLE_FEATURE_CHECK_UNICODE_IN_ENV
    76     # define unicode_status UNICODE_ON
    77     # define init_unicode() ((void)0)
    78     # else
    79     extern uint8_t unicode_status;
    80     void init_unicode(void) FAST_FUNC;
    81     # endif
    82    
    83     # undef MB_CUR_MAX
    84     # define MB_CUR_MAX 6
    85    
    86     /* Prevent name collisions */
    87     # define wint_t bb_wint_t
    88     # define mbstate_t bb_mbstate_t
    89     # define mbstowcs bb_mbstowcs
    90     # define wcstombs bb_wcstombs
    91     # define wcrtomb bb_wcrtomb
    92     # define iswspace bb_iswspace
    93     # define iswalnum bb_iswalnum
    94     # define iswpunct bb_iswpunct
    95     # define wcwidth bb_wcwidth
    96    
    97     typedef int32_t wint_t;
    98     typedef struct {
    99     char bogus;
    100     } mbstate_t;
    101    
    102     size_t mbstowcs(wchar_t *dest, const char *src, size_t n) FAST_FUNC;
    103     size_t wcstombs(char *dest, const wchar_t *src, size_t n) FAST_FUNC;
    104     size_t wcrtomb(char *s, wchar_t wc, mbstate_t *ps) FAST_FUNC;
    105     int iswspace(wint_t wc) FAST_FUNC;
    106     int iswalnum(wint_t wc) FAST_FUNC;
    107     int iswpunct(wint_t wc) FAST_FUNC;
    108 niro 1123 int wcwidth(unsigned ucs) FAST_FUNC;
    109     # if ENABLE_UNICODE_BIDI_SUPPORT
    110     # undef unicode_bidi_isrtl
    111     int unicode_bidi_isrtl(wint_t wc) FAST_FUNC;
    112     # if ENABLE_UNICODE_NEUTRAL_TABLE
    113     # undef unicode_bidi_is_neutral_wchar
    114     int unicode_bidi_is_neutral_wchar(wint_t wc) FAST_FUNC;
    115     # endif
    116     # endif
    117 niro 984
    118    
    119 niro 1123 # endif /* !UNICODE_USING_LOCALE */
    120 niro 984
    121 niro 1123 #endif /* UNICODE_SUPPORT */
    122 niro 984
    123 niro 1123 POP_SAVED_FUNCTION_VISIBILITY
    124    
    125 niro 984 #endif