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authorJörg Frings-Fürst <debian@jff-webhosting.net>2016-05-10 05:15:59 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2016-05-10 05:15:59 +0200
commite706cbe5496e1829d1ddbe4d5bb0a6728204e510 (patch)
treec72d1848ac6aef07703848d0ffbe80f1336a81cd /src/reggnu.c
parent69ab3addbc2dbbc90c311b2845cd25a2159435cd (diff)
parent5e01a4852b31d537307994248869caf38b4023cc (diff)
new upstream release
Diffstat (limited to 'src/reggnu.c')
-rw-r--r--src/reggnu.c147
1 files changed, 147 insertions, 0 deletions
diff --git a/src/reggnu.c b/src/reggnu.c
new file mode 100644
index 0000000..1de82fb
--- /dev/null
+++ b/src/reggnu.c
@@ -0,0 +1,147 @@
+/**********************************************************************
+ reggnu.c - Oniguruma (regular expression library)
+**********************************************************************/
+/*-
+ * Copyright (c) 2002-2008 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"
+
+#ifndef ONIGGNU_H
+#include "oniggnu.h"
+#endif
+
+extern void
+re_free_registers(OnigRegion* r)
+{
+ /* 0: don't free self */
+ onig_region_free(r, 0);
+}
+
+extern int
+re_adjust_startpos(regex_t* reg, const char* string, int size,
+ int startpos, int range)
+{
+ if (startpos > 0 && ONIGENC_MBC_MAXLEN(reg->enc) != 1 && startpos < size) {
+ UChar *p;
+ UChar *s = (UChar* )string + startpos;
+
+ if (range > 0) {
+ p = onigenc_get_right_adjust_char_head(reg->enc, (UChar* )string, s);
+ }
+ else {
+ p = ONIGENC_LEFT_ADJUST_CHAR_HEAD(reg->enc, (UChar* )string, s);
+ }
+ return p - (UChar* )string;
+ }
+
+ return startpos;
+}
+
+extern int
+re_match(regex_t* reg, const char* str, int size, int pos,
+ struct re_registers* regs)
+{
+ return onig_match(reg, (UChar* )str, (UChar* )(str + size),
+ (UChar* )(str + pos), regs, ONIG_OPTION_NONE);
+}
+
+extern int
+re_search(regex_t* bufp, const char* string, int size, int startpos, int range,
+ struct re_registers* regs)
+{
+ return onig_search(bufp, (UChar* )string, (UChar* )(string + size),
+ (UChar* )(string + startpos),
+ (UChar* )(string + startpos + range),
+ regs, ONIG_OPTION_NONE);
+}
+
+extern int
+re_compile_pattern(const char* pattern, int size, regex_t* reg, char* ebuf)
+{
+ int r;
+ OnigErrorInfo einfo;
+
+ r = onig_compile(reg, (UChar* )pattern, (UChar* )(pattern + size), &einfo);
+ if (r != ONIG_NORMAL) {
+ if (IS_NOT_NULL(ebuf))
+ (void )onig_error_code_to_str((UChar* )ebuf, r, &einfo);
+ }
+
+ return r;
+}
+
+extern void
+re_free_pattern(regex_t* reg)
+{
+ onig_free(reg);
+}
+
+extern int
+re_alloc_pattern(regex_t** reg)
+{
+ *reg = (regex_t* )xmalloc(sizeof(regex_t));
+ if (IS_NULL(*reg)) return ONIGERR_MEMORY;
+
+ return onig_reg_init(*reg, ONIG_OPTION_DEFAULT,
+ ONIGENC_CASE_FOLD_DEFAULT,
+ OnigEncDefaultCharEncoding,
+ OnigDefaultSyntax);
+}
+
+extern void
+re_set_casetable(const char* table)
+{
+ onigenc_set_default_caseconv_table((UChar* )table);
+}
+
+extern void
+re_mbcinit(int mb_code)
+{
+ OnigEncoding enc;
+
+ switch (mb_code) {
+ case RE_MBCTYPE_ASCII:
+ enc = ONIG_ENCODING_ASCII;
+ break;
+ case RE_MBCTYPE_EUC:
+ enc = ONIG_ENCODING_EUC_JP;
+ break;
+ case RE_MBCTYPE_SJIS:
+ enc = ONIG_ENCODING_SJIS;
+ break;
+ case RE_MBCTYPE_UTF8:
+ enc = ONIG_ENCODING_UTF8;
+ break;
+ default:
+ return ;
+ break;
+ }
+
+ onig_initialize(0, 0);
+ onig_initialize_encoding(enc);
+
+ onigenc_set_default_encoding(enc);
+}