Contents of /trunk/mkinitrd-magellan/busybox/include/unicode.h
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Wed Aug 18 21:56:57 2010 UTC (14 years, 1 month ago) by niro
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File size: 3466 byte(s)
Wed Aug 18 21:56:57 2010 UTC (14 years, 1 month ago) by niro
File MIME type: text/plain
File size: 3466 byte(s)
-updated to busybox-1.17.1
1 | /* 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 | #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 | enum { |
16 | UNICODE_UNKNOWN = 0, |
17 | UNICODE_OFF = 1, |
18 | UNICODE_ON = 2, |
19 | }; |
20 | |
21 | #define unicode_bidi_isrtl(wc) 0 |
22 | #define unicode_bidi_is_neutral_wchar(wc) (wc <= 126 && !isalpha(wc)) |
23 | |
24 | #if !ENABLE_UNICODE_SUPPORT |
25 | |
26 | # define unicode_strlen(string) strlen(string) |
27 | # define unicode_strwidth(string) strlen(string) |
28 | # define unicode_status UNICODE_OFF |
29 | # define init_unicode() ((void)0) |
30 | |
31 | #else |
32 | |
33 | # 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 | size_t FAST_FUNC unicode_strlen(const char *string); |
55 | /* 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 | |
66 | # if ENABLE_UNICODE_USING_LOCALE |
67 | |
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 | 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 | |
118 | |
119 | # endif /* !UNICODE_USING_LOCALE */ |
120 | |
121 | #endif /* UNICODE_SUPPORT */ |
122 | |
123 | POP_SAVED_FUNCTION_VISIBILITY |
124 | |
125 | #endif |