summaryrefslogtreecommitdiff
path: root/enc/emacs_mule.c
diff options
context:
space:
mode:
authornaruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-08-24 01:58:18 +0000
committernaruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-08-24 01:58:18 +0000
commitcc98d3e44079f8706b63c9acd2ac1967e36bdb67 (patch)
tree5eb5ff779b70981b7c1e1b35376896169427eb3b /enc/emacs_mule.c
parente6770d9407347ac5e0e14d2299d97678d7a9554a (diff)
* enc/emacs_mule.c: support Emacs/Mule internal encoding.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18800 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'enc/emacs_mule.c')
-rwxr-xr-xenc/emacs_mule.c436
1 files changed, 436 insertions, 0 deletions
diff --git a/enc/emacs_mule.c b/enc/emacs_mule.c
new file mode 100755
index 0000000..86ee412
--- /dev/null
+++ b/enc/emacs_mule.c
@@ -0,0 +1,436 @@
+/**********************************************************************
+ 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 = enclen(enc, p, end);
+ 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)
+{
+ /* In this encoding
+ mb-trail bytes doesn't mix with single bytes.
+ */
+ const UChar *p;
+ int len;
+
+ if (s <= start) return (UChar* )s;
+ p = s;
+
+ while (!emacsmule_islead(*p) && p > start) p--;
+ len = enclen(enc, p, s);
+ if (p + len > s) return (UChar* )p;
+ p += len;
+ return (UChar* )(p + ((s - p) & ~1));
+}
+
+static int
+is_allowed_reverse_match(const UChar* s, const UChar* end, OnigEncoding enc ARG_UNUSED)
+{
+ return TRUE;
+}
+
+
+static int PropertyInited = 0;
+static const OnigCodePoint** PropertyList;
+static int PropertyListNum;
+static int PropertyListSize;
+static hash_table_type* PropertyNameTable;
+
+static const OnigCodePoint CR_Hiragana[] = {
+ 1,
+ 0xa4a1, 0xa4f3
+}; /* CR_Hiragana */
+
+static const OnigCodePoint CR_Katakana[] = {
+ 3,
+ 0xa5a1, 0xa5f6,
+ 0xaaa6, 0xaaaf,
+ 0xaab1, 0xaadd
+}; /* CR_Katakana */
+
+static int
+init_property_list(void)
+{
+ int r;
+
+ PROPERTY_LIST_ADD_PROP("Hiragana", CR_Hiragana);
+ PROPERTY_LIST_ADD_PROP("Katakana", CR_Katakana);
+ PropertyInited = 1;
+
+ end:
+ return r;
+}
+
+static int
+property_name_to_ctype(OnigEncoding enc, UChar* p, UChar* end)
+{
+ st_data_t ctype;
+
+ PROPERTY_LIST_INIT_CHECK;
+
+ if (onig_st_lookup_strend(PropertyNameTable, p, end, &ctype) == 0) {
+ return onigenc_minimum_property_name_to_ctype(enc, p, end);
+ }
+
+ return ctype;
+}
+
+static int
+is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc ARG_UNUSED)
+{
+ if (ctype <= ONIGENC_MAX_STD_CTYPE) {
+ if (code < 128)
+ return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype);
+ else {
+ if (CTYPE_IS_WORD_GRAPH_PRINT(ctype)) {
+ return (code_to_mbclen(code, enc) > 1 ? TRUE : FALSE);
+ }
+ }
+ }
+ else {
+ PROPERTY_LIST_INIT_CHECK;
+
+ ctype -= (ONIGENC_MAX_STD_CTYPE + 1);
+ if (ctype >= (unsigned int )PropertyListNum)
+ return ONIGERR_TYPE_BUG;
+
+ return onig_is_in_code_range((UChar* )PropertyList[ctype], code);
+ }
+
+ return FALSE;
+}
+
+static int
+get_ctype_code_range(OnigCtype ctype, OnigCodePoint* sb_out,
+ const OnigCodePoint* ranges[], OnigEncoding enc ARG_UNUSED)
+{
+ if (ctype <= ONIGENC_MAX_STD_CTYPE) {
+ return ONIG_NO_SUPPORT_CONFIG;
+ }
+ else {
+ *sb_out = 0x80;
+
+ PROPERTY_LIST_INIT_CHECK;
+
+ ctype -= (ONIGENC_MAX_STD_CTYPE + 1);
+ if (ctype >= (OnigCtype )PropertyListNum)
+ return ONIGERR_TYPE_BUG;
+
+ *ranges = PropertyList[ctype];
+ return 0;
+ }
+}
+
+/*
+ * 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,
+ property_name_to_ctype,
+ is_code_ctype,
+ get_ctype_code_range,
+ left_adjust_char_head,
+ is_allowed_reverse_match,
+ 0
+};
+