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diff --git a/enc/windows_1252.c b/enc/windows_1252.c
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+++ b/enc/windows_1252.c
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+/**********************************************************************
+ cp1252.c - Oniguruma (regular expression library)
+**********************************************************************/
+/*-
+ * Copyright (c) 2006-2007 Byte <byte AT mail DOT kna DOT ru>
+ * 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 "regenc.h"
+
+#define ENC_CP1252_TO_LOWER_CASE(c) EncCP1252_ToLowerCaseTable[c]
+#define ENC_IS_CP1252_CTYPE(code,ctype) \
+ ((EncCP1252_CtypeTable[code] & CTYPE_TO_BIT(ctype)) != 0)
+
+static const UChar EncCP1252_ToLowerCaseTable[256] = {
+ '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
+ '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
+ '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
+ '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
+ '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
+ '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
+ '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
+ '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
+ '\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
+ '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
+ '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
+ '\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
+ '\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
+ '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
+ '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
+ '\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
+ '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
+ '\210', '\211', '\232', '\213', '\234', '\215', '\236', '\217',
+ '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
+ '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\377',
+ '\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247',
+ '\250', '\251', '\252', '\253', '\254', '\255', '\256', '\277',
+ '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267',
+ '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277',
+ '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
+ '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
+ '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
+ '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\337',
+ '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
+ '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
+ '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
+ '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377',
+};
+
+static const unsigned short EncCP1252_CtypeTable[256] = {
+ 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008,
+ 0x4008, 0x420c, 0x4209, 0x4208, 0x4208, 0x4208, 0x4008, 0x4008,
+ 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008,
+ 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008,
+ 0x4284, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0,
+ 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0,
+ 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0,
+ 0x78b0, 0x78b0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0,
+ 0x41a0, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x74a2,
+ 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2,
+ 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2,
+ 0x74a2, 0x74a2, 0x74a2, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x51a0,
+ 0x41a0, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x70e2,
+ 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2,
+ 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2,
+ 0x70e2, 0x70e2, 0x70e2, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x4008,
+ 0x00a0, 0x0000, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008,
+ 0x0008, 0x0008, 0x34a2, 0x0008, 0x34a2, 0x0000, 0x34a2, 0x0000,
+ 0x0000, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008,
+ 0x0008, 0x0008, 0x30e2, 0x0008, 0x30e2, 0x0000, 0x30e2, 0x34a2,
+ 0x0284, 0x01a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0, 0x00a0,
+ 0x00a0, 0x00a0, 0x30e2, 0x01a0, 0x00a0, 0x01a0, 0x00a0, 0x00a0,
+ 0x00a0, 0x00a0, 0x10a0, 0x10a0, 0x00a0, 0x30e2, 0x00a0, 0x01a0,
+ 0x00a0, 0x10a0, 0x30e2, 0x01a0, 0x10a0, 0x10a0, 0x10a0, 0x01a0,
+ 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2,
+ 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2,
+ 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x00a0,
+ 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x30e2,
+ 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
+ 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
+ 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x00a0,
+ 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
+};
+
+static int
+cp1252_mbc_case_fold(OnigCaseFoldType flag ARG_UNUSED,
+ const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower, OnigEncoding enc ARG_UNUSED)
+{
+ const UChar* p = *pp;
+
+ *lower = ENC_CP1252_TO_LOWER_CASE(*p);
+ (*pp)++;
+ return 1;
+}
+
+static int
+cp1252_is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc ARG_UNUSED)
+{
+ if (code < 256)
+ return ENC_IS_CP1252_CTYPE(code, ctype);
+ else
+ return FALSE;
+}
+
+static const OnigPairCaseFoldCodes CaseFoldMap[] = {
+ { 0x8a, 0x9a },
+ { 0x8c, 0x9c },
+ { 0x8e, 0x9e },
+ { 0x9f, 0xff },
+
+ { 0xc0, 0xe0 },
+ { 0xc1, 0xe1 },
+ { 0xc2, 0xe2 },
+ { 0xc3, 0xe3 },
+ { 0xc4, 0xe4 },
+ { 0xc5, 0xe5 },
+ { 0xc6, 0xe6 },
+ { 0xc7, 0xe7 },
+ { 0xc8, 0xe8 },
+ { 0xc9, 0xe9 },
+ { 0xca, 0xea },
+ { 0xcb, 0xeb },
+ { 0xcc, 0xec },
+ { 0xcd, 0xed },
+ { 0xce, 0xee },
+ { 0xcf, 0xef },
+
+ { 0xd0, 0xf0 },
+ { 0xd1, 0xf1 },
+ { 0xd2, 0xf2 },
+ { 0xd3, 0xf3 },
+ { 0xd4, 0xf4 },
+ { 0xd5, 0xf5 },
+ { 0xd6, 0xf6 },
+ { 0xd8, 0xf8 },
+ { 0xd9, 0xf9 },
+ { 0xda, 0xfa },
+ { 0xdb, 0xfb },
+ { 0xdc, 0xfc },
+ { 0xdd, 0xfd },
+ { 0xde, 0xfe },
+};
+
+static int
+cp1252_apply_all_case_fold(OnigCaseFoldType flag,
+ OnigApplyAllCaseFoldFunc f, void* arg, OnigEncoding enc ARG_UNUSED)
+{
+ return onigenc_apply_all_case_fold_with_map(
+ sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+ flag, f, arg);
+}
+
+static int
+cp1252_get_case_fold_codes_by_str(OnigCaseFoldType flag,
+ const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[], OnigEncoding enc ARG_UNUSED)
+{
+ return onigenc_get_case_fold_codes_by_str_with_map(
+ sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+ flag, p, end, items);
+}
+
+OnigEncodingDefine(windows_1252, Windows_1252) = {
+ onigenc_single_byte_mbc_enc_len,
+ "Windows-1252", /* name */
+ 1, /* max enc length */
+ 1, /* min enc length */
+ onigenc_is_mbc_newline_0x0a,
+ onigenc_single_byte_mbc_to_code,
+ onigenc_single_byte_code_to_mbclen,
+ onigenc_single_byte_code_to_mbc,
+ cp1252_mbc_case_fold,
+ cp1252_apply_all_case_fold,
+ cp1252_get_case_fold_codes_by_str,
+ onigenc_minimum_property_name_to_ctype,
+ cp1252_is_code_ctype,
+ onigenc_not_support_get_ctype_code_range,
+ onigenc_single_byte_left_adjust_char_head,
+ onigenc_always_true_is_allowed_reverse_match,
+ 0,
+ ONIGENC_FLAG_NONE,
+};
+/*
+ * Name: windows-1252
+ * MIBenum: 2251
+ * Link: http://www.iana.org/assignments/character-sets
+ * Link: http://www.microsoft.com/globaldev/reference/sbcs/1252.mspx
+ * Link: http://en.wikipedia.org/wiki/Windows-1252
+ */
+ENC_ALIAS("CP1252", "Windows-1252")