2 * local.c - translate our internal character set codes to and from
3 * our own set of plausibly legible character-set names. Also
4 * provides a canonical name for each encoding (useful for software
5 * announcing what character set it will be using), and a set of
6 * enumeration functions which return a list of supported
7 * encodings one by one.
9 * charset_from_localenc will attempt all other text translations
10 * as well as this table, to maximise the number of different ways
11 * you can select a supported charset.
21 int return_in_enum
; /* enumeration misses some charsets */
23 { "<UNKNOWN>", CS_NONE
, 0 },
24 { "ISO-8859-1", CS_ISO8859_1
, 1 },
25 { "ISO-8859-1 with X11 line drawing", CS_ISO8859_1_X11
, 0 },
26 { "ISO-8859-2", CS_ISO8859_2
, 1 },
27 { "ISO-8859-3", CS_ISO8859_3
, 1 },
28 { "ISO-8859-4", CS_ISO8859_4
, 1 },
29 { "ISO-8859-5", CS_ISO8859_5
, 1 },
30 { "ISO-8859-6", CS_ISO8859_6
, 1 },
31 { "ISO-8859-7", CS_ISO8859_7
, 1 },
32 { "ISO-8859-8", CS_ISO8859_8
, 1 },
33 { "ISO-8859-9", CS_ISO8859_9
, 1 },
34 { "ISO-8859-10", CS_ISO8859_10
, 1 },
35 { "ISO-8859-11", CS_ISO8859_11
, 1 },
36 { "ISO-8859-13", CS_ISO8859_13
, 1 },
37 { "ISO-8859-14", CS_ISO8859_14
, 1 },
38 { "ISO-8859-15", CS_ISO8859_15
, 1 },
39 { "ISO-8859-16", CS_ISO8859_16
, 1 },
40 { "CP437", CS_CP437
, 1 },
41 { "CP850", CS_CP850
, 1 },
42 { "CP1250", CS_CP1250
, 1 },
43 { "CP1251", CS_CP1251
, 1 },
44 { "CP1252", CS_CP1252
, 1 },
45 { "CP1253", CS_CP1253
, 1 },
46 { "CP1254", CS_CP1254
, 1 },
47 { "CP1255", CS_CP1255
, 1 },
48 { "CP1256", CS_CP1256
, 1 },
49 { "CP1257", CS_CP1257
, 1 },
50 { "CP1258", CS_CP1258
, 1 },
51 { "KOI8-R", CS_KOI8_R
, 1 },
52 { "KOI8-U", CS_KOI8_U
, 1 },
53 { "Mac Roman", CS_MAC_ROMAN
, 1 },
54 { "Mac Turkish", CS_MAC_TURKISH
, 1 },
55 { "Mac Croatian", CS_MAC_CROATIAN
, 1 },
56 { "Mac Iceland", CS_MAC_ICELAND
, 1 },
57 { "Mac Romanian", CS_MAC_ROMANIAN
, 1 },
58 { "Mac Greek", CS_MAC_GREEK
, 1 },
59 { "Mac Cyrillic", CS_MAC_CYRILLIC
, 1 },
60 { "Mac Thai", CS_MAC_THAI
, 1 },
61 { "Mac Centeuro", CS_MAC_CENTEURO
, 1 },
62 { "Mac Symbol", CS_MAC_SYMBOL
, 1 },
63 { "Mac Dingbats", CS_MAC_DINGBATS
, 1 },
64 { "Mac Roman (old)", CS_MAC_ROMAN_OLD
, 0 },
65 { "Mac Croatian (old)", CS_MAC_CROATIAN_OLD
, 0 },
66 { "Mac Iceland (old)", CS_MAC_ICELAND_OLD
, 0 },
67 { "Mac Romanian (old)", CS_MAC_ROMANIAN_OLD
, 0 },
68 { "Mac Greek (old)", CS_MAC_GREEK_OLD
, 0 },
69 { "Mac Cyrillic (old)", CS_MAC_CYRILLIC_OLD
, 0 },
70 { "Mac Ukraine", CS_MAC_UKRAINE
, 1 },
71 { "Mac VT100", CS_MAC_VT100
, 1 },
72 { "Mac VT100 (old)", CS_MAC_VT100_OLD
, 0 },
73 { "VISCII", CS_VISCII
, 1 },
74 { "HP ROMAN8", CS_HP_ROMAN8
, 1 },
75 { "DEC MCS", CS_DEC_MCS
, 1 },
76 { "UTF-8", CS_UTF8
, 1 },
79 const char *charset_to_localenc(int charset
)
83 for (i
= 0; i
< (int)lenof(localencs
); i
++)
84 if (charset
== localencs
[i
].charset
)
85 return localencs
[i
].name
;
87 return NULL
; /* not found */
90 int charset_from_localenc(const char *name
)
94 if ( (i
= charset_from_mimeenc(name
)) != CS_NONE
)
96 if ( (i
= charset_from_xenc(name
)) != CS_NONE
)
99 for (i
= 0; i
< (int)lenof(localencs
); i
++) {
102 q
= localencs
[i
].name
;
104 if (tolower(*p
) != tolower(*q
))
109 return localencs
[i
].charset
;
112 return CS_NONE
; /* not found */
115 int charset_localenc_nth(int n
)
119 for (i
= 0; i
< (int)lenof(localencs
); i
++)
120 if (localencs
[i
].return_in_enum
&& !n
--)
121 return localencs
[i
].charset
;
123 return CS_NONE
; /* end of list */