diff options
Diffstat (limited to 'enc')
-rw-r--r-- | enc/iso_8859_2.c | 51 |
1 files changed, 49 insertions, 2 deletions
diff --git a/enc/iso_8859_2.c b/enc/iso_8859_2.c index f0a74ee7e8..faac882819 100644 --- a/enc/iso_8859_2.c +++ b/enc/iso_8859_2.c @@ -1,4 +1,4 @@ -/********************************************************************** + /********************************************************************** iso8859_2.c - Oniguruma (regular expression library) **********************************************************************/ /*- @@ -220,6 +220,53 @@ is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc ARG_UNUSE return FALSE; } +static int +case_map (OnigCaseFoldType* flagP, const OnigUChar** pp, + const OnigUChar* end, OnigUChar* to, OnigUChar* to_end, + const struct OnigEncodingTypeST* enc) +{ + OnigCodePoint code; + OnigUChar *to_start = to; + OnigCaseFoldType flags = *flagP; + + while (*pp<end && to<to_end) { + code = *(*pp)++; + if (code==SHARP_s) { + if (flags&ONIGENC_CASE_UPCASE) { + flags |= ONIGENC_CASE_MODIFIED; + *to++ = 'S'; + code = (flags&ONIGENC_CASE_TITLECASE) ? 's' : 'S'; + } + else if (flags&ONIGENC_CASE_FOLD) { + flags |= ONIGENC_CASE_MODIFIED; + *to++ = 's'; + code = 's'; + } + } + else if ((EncISO_8859_2_CtypeTable[code] & BIT_CTYPE_UPPER) + && (flags & (ONIGENC_CASE_DOWNCASE|ONIGENC_CASE_FOLD))) { + flags |= ONIGENC_CASE_MODIFIED; + code = ENC_ISO_8859_2_TO_LOWER_CASE(code); + } + else if ((EncISO_8859_2_CtypeTable[code]&BIT_CTYPE_LOWER) + && (flags&ONIGENC_CASE_UPCASE)) { + if (code>=0xB1 && code<=0xBF){ + flags |= ONIGENC_CASE_MODIFIED; + code -= 0x10; + } + else{ + flags |= ONIGENC_CASE_MODIFIED; + code -= 0x20; + } + } + *to++ = code; + if (flags&ONIGENC_CASE_TITLECASE) /* switch from titlecase to lowercase for capitalize */ + flags ^= (ONIGENC_CASE_UPCASE|ONIGENC_CASE_DOWNCASE|ONIGENC_CASE_TITLECASE); + } + *flagP = flags; + return (int)(to-to_start); +} + OnigEncodingDefine(iso_8859_2, ISO_8859_2) = { onigenc_single_byte_mbc_enc_len, "ISO-8859-2", /* name */ @@ -239,6 +286,6 @@ OnigEncodingDefine(iso_8859_2, ISO_8859_2) = { onigenc_always_true_is_allowed_reverse_match, 0, ONIGENC_FLAG_NONE, - onigenc_single_byte_ascii_only_case_map, + case_map, }; ENC_ALIAS("ISO8859-2", "ISO-8859-2") |