diff options
Diffstat (limited to 'trunk/enc/emacs_mule.c')
-rwxr-xr-x | trunk/enc/emacs_mule.c | 340 |
1 files changed, 0 insertions, 340 deletions
diff --git a/trunk/enc/emacs_mule.c b/trunk/enc/emacs_mule.c deleted file mode 100755 index d608bc5171..0000000000 --- a/trunk/enc/emacs_mule.c +++ /dev/null @@ -1,340 +0,0 @@ -/********************************************************************** - emacs_mule.c - Oniguruma (regular expression library) -**********************************************************************/ -/*- - * Copyright (c) 2002-2007 K.Kosako <sndgk393 AT ybb DOT ne DOT jp> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include "regint.h" - - -#define emacsmule_islead(c) ((UChar )((c) - 0x81) > 0x9d - 0x81) - -/* - CHARACTER := ASCII_CHAR | MULTIBYTE_CHAR - MULTIBYTE_CHAR := PRIMARY_CHAR_1 | PRIMARY_CHAR_2 - | SECONDARY_CHAR_1 | SECONDARY_CHAR_2 - PRIMARY_CHAR_1 := LEADING_CODE_PRI C1 - PRIMARY_CHAR_2 := LEADING_CODE_PRI C1 C2 - SECONDARY_CHAR_1 := LEADING_CODE_SEC LEADING_CODE_EXT C1 - SECONDARY_CHAR_2 := LEADING_CODE_SEC LEADING_CODE_EXT C1 C2 - ASCII_CHAR := 0 | 1 | ... | 127 - LEADING_CODE_PRI := 129 | 130 | ... | 153 - LEADING_CODE_SEC := 154 | 155 | 156 | 157 - C1, C2, LEADING_CODE_EXT := 160 | 161 | ... | 255 - */ - -static const int EncLen_EmacsMule[] = { - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, -}; - -typedef enum { FAILURE = -2, ACCEPT = -1, S0 = 0, S1, S2, S3, S4, S5, S6 } state_t; -#define A ACCEPT -#define F FAILURE -static const signed char trans[][0x100] = { - { /* S0 0 1 2 3 4 5 6 7 8 9 a b c d e f */ - /* 0 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 1 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 2 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 3 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 4 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 5 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 6 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 7 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 8 */ F, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* 9 */ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 4, 4, 5, 6, F, F, - /* a */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* b */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* c */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* d */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* e */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* f */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F - }, - { /* S1 0 1 2 3 4 5 6 7 8 9 a b c d e f */ - /* 0 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 1 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 2 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 3 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 4 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 5 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 6 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 7 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 8 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 9 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* a */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* b */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* c */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* d */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* e */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* f */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A - }, - { /* S2 0 1 2 3 4 5 6 7 8 9 a b c d e f */ - /* 0 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 1 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 2 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 3 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 4 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 5 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 6 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 7 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 8 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 9 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* a */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* b */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* c */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* d */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* e */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* f */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 - }, - { /* S3 0 1 2 3 4 5 6 7 8 9 a b c d e f */ - /* 0 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 1 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 2 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 3 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 4 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 5 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 6 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 7 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 8 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 9 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* a */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* b */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* c */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* d */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* e */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* f */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F - }, - { /* S4 0 1 2 3 4 5 6 7 8 9 a b c d e f */ - /* 0 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 1 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 2 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 3 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 4 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 5 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 6 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 7 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 8 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 9 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* a */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* b */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* c */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* d */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* e */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* f */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F - }, - { /* S5 0 1 2 3 4 5 6 7 8 9 a b c d e f */ - /* 0 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 1 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 2 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 3 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 4 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 5 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 6 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 7 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 8 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 9 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* a */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* b */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* c */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* d */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* e */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* f */ 2, 2, 2, 2, 2, F, F, F, F, F, F, F, F, F, F, F - }, - { /* S6 0 1 2 3 4 5 6 7 8 9 a b c d e f */ - /* 0 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 1 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 2 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 3 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 4 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 5 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 6 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 7 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 8 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 9 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* a */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* b */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* c */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* d */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* e */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* f */ F, F, F, F, F, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, F - }, - -}; -#undef A -#undef F - -static int -mbc_enc_len(const UChar* p, const UChar* e, OnigEncoding enc ARG_UNUSED) -{ - int firstbyte = *p++; - state_t s; - s = trans[0][firstbyte]; - if (s < 0) return s == ACCEPT ? ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(1) : - ONIGENC_CONSTRUCT_MBCLEN_INVALID(); - if (p == e) return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(EncLen_EmacsMule[firstbyte]-1); - s = trans[s][*p++]; - if (s < 0) return s == ACCEPT ? ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(2) : - ONIGENC_CONSTRUCT_MBCLEN_INVALID(); - if (p == e) return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(EncLen_EmacsMule[firstbyte]-2); - s = trans[s][*p++]; - if (s < 0) return s == ACCEPT ? ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(3) : - ONIGENC_CONSTRUCT_MBCLEN_INVALID(); - if (p == e) return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(EncLen_EmacsMule[firstbyte]-3); - s = trans[s][*p++]; - return s == ACCEPT ? ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(4) : - ONIGENC_CONSTRUCT_MBCLEN_INVALID(); -} - -static OnigCodePoint -mbc_to_code(const UChar* p, const UChar* end, OnigEncoding enc) -{ - int c, i, len; - OnigCodePoint n; - - len = enclen(enc, p, end); - n = (OnigCodePoint )*p++; - if (len == 1) return n; - - for (i = 1; i < len; i++) { - if (p >= end) break; - c = *p++; - n <<= 8; n += c; - } - n &= 0x7FFFFFFF; - return n; -} - -static int -code_to_mbclen(OnigCodePoint code, OnigEncoding enc ARG_UNUSED) -{ - if (ONIGENC_IS_CODE_ASCII(code)) return 1; - else if (code > 0xffffffff) return 0; - else if ((code & 0xff000000) >= 0x80000000) return 4; - else if ((code & 0xff0000) >= 0x800000) return 3; - else if ((code & 0xff00) >= 0x8000) return 2; - else - return ONIGERR_INVALID_CODE_POINT_VALUE; -} - -static int -code_to_mbc(OnigCodePoint code, UChar *buf, OnigEncoding enc) -{ - UChar *p = buf; - - if ((code & 0xff000000) != 0) *p++ = (UChar )(((code >> 24) | 0x80)); - if ((code & 0xff0000) != 0) *p++ = (UChar )(((code >> 16) & 0xff)); - if ((code & 0xff00) != 0) *p++ = (UChar )(((code >> 8) & 0xff)); - *p++ = (UChar )(code & 0xff); - - if (enclen(enc, buf, p) != (p - buf)) - return ONIGERR_INVALID_CODE_POINT_VALUE; - return p - buf; -} - -static int -mbc_case_fold(OnigCaseFoldType flag, - const UChar** pp, const UChar* end, UChar* lower, - OnigEncoding enc) -{ - int len; - const UChar* p = *pp; - - if (ONIGENC_IS_MBC_ASCII(p)) { - *lower = ONIGENC_ASCII_CODE_TO_LOWER_CASE(*p); - (*pp)++; - return 1; - } - else { - int i; - - len = mbc_enc_len(p, end, enc); - for (i = 0; i < len; i++) { - *lower++ = *p++; - } - (*pp) += len; - return len; /* return byte length of converted char to lower */ - } -} - -static UChar* -left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc) -{ - const UChar *p; - - if (s <= start) return (UChar* )s; - p = s; - - while (!emacsmule_islead(*p) && p > start) p--; - return (UChar* )p; -} - -static int -is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc ARG_UNUSED) -{ - if (code < 128) - return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype); - else - return (code_to_mbclen(code, enc) > 1 ? TRUE : FALSE); -} - -/* - * Name: Emacs-Mule - * Link: http://www.m17n.org/mule/pricai96/mule.en.html - */ -OnigEncodingDefine(emacs_mule, Emacs_Mule) = { - mbc_enc_len, - "Emacs-Mule", /* name */ - 4, /* max enc length */ - 1, /* min enc length */ - onigenc_is_mbc_newline_0x0a, - mbc_to_code, - code_to_mbclen, - code_to_mbc, - mbc_case_fold, - onigenc_ascii_apply_all_case_fold, - onigenc_ascii_get_case_fold_codes_by_str, - onigenc_minimum_property_name_to_ctype, - is_code_ctype, - onigenc_not_support_get_ctype_code_range, - left_adjust_char_head, - onigenc_always_true_is_allowed_reverse_match, - 0 -}; - |