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regsyntax.c
387 lines (361 loc) · 14.3 KB
/
regsyntax.c
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/**********************************************************************
regsyntax.c - Onigmo (Oniguruma-mod) (regular expression library)
**********************************************************************/
/*-
* Copyright (c) 2002-2006 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
* Copyright (c) 2011-2012 K.Takata <kentkt AT csc 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"
const OnigSyntaxType OnigSyntaxASIS = {
0
, ONIG_SYN_OP2_INEFFECTIVE_ESCAPE
, 0
, ONIG_OPTION_NONE
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
const OnigSyntaxType OnigSyntaxPosixBasic = {
( SYN_POSIX_COMMON_OP | ONIG_SYN_OP_ESC_LPAREN_SUBEXP |
ONIG_SYN_OP_ESC_BRACE_INTERVAL )
, 0
, 0
, ( ONIG_OPTION_SINGLELINE | ONIG_OPTION_MULTILINE )
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
const OnigSyntaxType OnigSyntaxPosixExtended = {
( SYN_POSIX_COMMON_OP | ONIG_SYN_OP_LPAREN_SUBEXP |
ONIG_SYN_OP_BRACE_INTERVAL |
ONIG_SYN_OP_PLUS_ONE_INF | ONIG_SYN_OP_QMARK_ZERO_ONE | ONIG_SYN_OP_VBAR_ALT )
, 0
, ( ONIG_SYN_CONTEXT_INDEP_ANCHORS |
ONIG_SYN_CONTEXT_INDEP_REPEAT_OPS | ONIG_SYN_CONTEXT_INVALID_REPEAT_OPS |
ONIG_SYN_ALLOW_UNMATCHED_CLOSE_SUBEXP |
ONIG_SYN_ALLOW_DOUBLE_RANGE_OP_IN_CC )
, ( ONIG_OPTION_SINGLELINE | ONIG_OPTION_MULTILINE )
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
const OnigSyntaxType OnigSyntaxEmacs = {
( ONIG_SYN_OP_DOT_ANYCHAR | ONIG_SYN_OP_BRACKET_CC |
ONIG_SYN_OP_ESC_BRACE_INTERVAL |
ONIG_SYN_OP_ESC_LPAREN_SUBEXP | ONIG_SYN_OP_ESC_VBAR_ALT |
ONIG_SYN_OP_ASTERISK_ZERO_INF | ONIG_SYN_OP_PLUS_ONE_INF |
ONIG_SYN_OP_QMARK_ZERO_ONE | ONIG_SYN_OP_DECIMAL_BACKREF |
ONIG_SYN_OP_LINE_ANCHOR | ONIG_SYN_OP_ESC_CONTROL_CHARS )
, ONIG_SYN_OP2_ESC_GNU_BUF_ANCHOR
, ONIG_SYN_ALLOW_EMPTY_RANGE_IN_CC
, ONIG_OPTION_NONE
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
const OnigSyntaxType OnigSyntaxGrep = {
( ONIG_SYN_OP_DOT_ANYCHAR | ONIG_SYN_OP_BRACKET_CC | ONIG_SYN_OP_POSIX_BRACKET |
ONIG_SYN_OP_ESC_BRACE_INTERVAL | ONIG_SYN_OP_ESC_LPAREN_SUBEXP |
ONIG_SYN_OP_ESC_VBAR_ALT |
ONIG_SYN_OP_ASTERISK_ZERO_INF | ONIG_SYN_OP_ESC_PLUS_ONE_INF |
ONIG_SYN_OP_ESC_QMARK_ZERO_ONE | ONIG_SYN_OP_LINE_ANCHOR |
ONIG_SYN_OP_ESC_W_WORD | ONIG_SYN_OP_ESC_B_WORD_BOUND |
ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END | ONIG_SYN_OP_DECIMAL_BACKREF )
, 0
, ( ONIG_SYN_ALLOW_EMPTY_RANGE_IN_CC | ONIG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC )
, ONIG_OPTION_NONE
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
const OnigSyntaxType OnigSyntaxGnuRegex = {
SYN_GNU_REGEX_OP
, 0
, SYN_GNU_REGEX_BV
, ONIG_OPTION_NONE
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
const OnigSyntaxType OnigSyntaxJava = {
(( SYN_GNU_REGEX_OP | ONIG_SYN_OP_QMARK_NON_GREEDY |
ONIG_SYN_OP_ESC_CONTROL_CHARS | ONIG_SYN_OP_ESC_C_CONTROL |
ONIG_SYN_OP_ESC_OCTAL3 | ONIG_SYN_OP_ESC_X_HEX2 )
& ~ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END )
, ( ONIG_SYN_OP2_ESC_CAPITAL_Q_QUOTE | ONIG_SYN_OP2_QMARK_GROUP_EFFECT |
ONIG_SYN_OP2_OPTION_PERL | ONIG_SYN_OP2_PLUS_POSSESSIVE_REPEAT |
ONIG_SYN_OP2_PLUS_POSSESSIVE_INTERVAL | ONIG_SYN_OP2_CCLASS_SET_OP |
ONIG_SYN_OP2_ESC_V_VTAB | ONIG_SYN_OP2_ESC_U_HEX4 |
ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY )
, ( SYN_GNU_REGEX_BV | ONIG_SYN_DIFFERENT_LEN_ALT_LOOK_BEHIND )
, ( ONIG_OPTION_SINGLELINE | ONIG_OPTION_ASCII_RANGE |
ONIG_OPTION_WORD_BOUND_ALL_RANGE )
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
/* Perl 5.8 */
const OnigSyntaxType OnigSyntaxPerl58 = {
(( SYN_GNU_REGEX_OP | ONIG_SYN_OP_QMARK_NON_GREEDY |
ONIG_SYN_OP_ESC_OCTAL3 | ONIG_SYN_OP_ESC_X_HEX2 |
ONIG_SYN_OP_ESC_X_BRACE_HEX8 | ONIG_SYN_OP_ESC_CONTROL_CHARS |
ONIG_SYN_OP_ESC_C_CONTROL )
& ~ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END )
, ( ONIG_SYN_OP2_ESC_CAPITAL_Q_QUOTE |
ONIG_SYN_OP2_QMARK_GROUP_EFFECT | ONIG_SYN_OP2_OPTION_PERL |
ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY |
ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT |
ONIG_SYN_OP2_ESC_CAPITAL_X_EXTENDED_GRAPHEME_CLUSTER |
ONIG_SYN_OP2_QMARK_LPAREN_CONDITION)
, SYN_GNU_REGEX_BV
, ONIG_OPTION_SINGLELINE
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
/* Perl 5.8 + named group */
const OnigSyntaxType OnigSyntaxPerl58_NG = {
(( SYN_GNU_REGEX_OP | ONIG_SYN_OP_QMARK_NON_GREEDY |
ONIG_SYN_OP_ESC_OCTAL3 | ONIG_SYN_OP_ESC_X_HEX2 |
ONIG_SYN_OP_ESC_X_BRACE_HEX8 | ONIG_SYN_OP_ESC_CONTROL_CHARS |
ONIG_SYN_OP_ESC_C_CONTROL )
& ~ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END )
, ( ONIG_SYN_OP2_ESC_CAPITAL_Q_QUOTE |
ONIG_SYN_OP2_QMARK_GROUP_EFFECT | ONIG_SYN_OP2_OPTION_PERL |
ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY |
ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT |
ONIG_SYN_OP2_ESC_CAPITAL_X_EXTENDED_GRAPHEME_CLUSTER |
ONIG_SYN_OP2_QMARK_LPAREN_CONDITION |
ONIG_SYN_OP2_QMARK_LT_NAMED_GROUP |
ONIG_SYN_OP2_ESC_K_NAMED_BACKREF |
ONIG_SYN_OP2_ESC_G_SUBEXP_CALL )
, ( SYN_GNU_REGEX_BV |
ONIG_SYN_CAPTURE_ONLY_NAMED_GROUP |
ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME )
, ONIG_OPTION_SINGLELINE
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
/* Perl 5.10+ */
const OnigSyntaxType OnigSyntaxPerl = {
(( SYN_GNU_REGEX_OP | ONIG_SYN_OP_QMARK_NON_GREEDY |
ONIG_SYN_OP_ESC_OCTAL3 | ONIG_SYN_OP_ESC_X_HEX2 |
ONIG_SYN_OP_ESC_X_BRACE_HEX8 | ONIG_SYN_OP_ESC_CONTROL_CHARS |
ONIG_SYN_OP_ESC_C_CONTROL )
& ~ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END )
, ( ONIG_SYN_OP2_ESC_CAPITAL_Q_QUOTE |
ONIG_SYN_OP2_QMARK_GROUP_EFFECT | ONIG_SYN_OP2_OPTION_PERL |
ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY |
ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT |
ONIG_SYN_OP2_ESC_CAPITAL_X_EXTENDED_GRAPHEME_CLUSTER |
ONIG_SYN_OP2_QMARK_LPAREN_CONDITION |
ONIG_SYN_OP2_PLUS_POSSESSIVE_REPEAT |
ONIG_SYN_OP2_PLUS_POSSESSIVE_INTERVAL |
ONIG_SYN_OP2_ESC_CAPITAL_R_LINEBREAK |
ONIG_SYN_OP2_ESC_CAPITAL_K_KEEP |
ONIG_SYN_OP2_QMARK_SUBEXP_CALL |
ONIG_SYN_OP2_ESC_G_BRACE_BACKREF |
ONIG_SYN_OP2_QMARK_CAPITAL_P_NAMED_GROUP |
ONIG_SYN_OP2_QMARK_LT_NAMED_GROUP |
ONIG_SYN_OP2_ESC_K_NAMED_BACKREF )
, ( SYN_GNU_REGEX_BV |
ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME |
ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME_CALL )
, ( ONIG_OPTION_SINGLELINE | ONIG_OPTION_CAPTURE_GROUP )
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
const OnigSyntaxType OnigSyntaxPython = {
(( SYN_GNU_REGEX_OP | ONIG_SYN_OP_QMARK_NON_GREEDY |
ONIG_SYN_OP_ESC_OCTAL3 | ONIG_SYN_OP_ESC_X_HEX2 |
ONIG_SYN_OP_ESC_X_BRACE_HEX8 | ONIG_SYN_OP_ESC_CONTROL_CHARS |
ONIG_SYN_OP_ESC_C_CONTROL )
& ~ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END )
, ( ONIG_SYN_OP2_QMARK_GROUP_EFFECT | ONIG_SYN_OP2_OPTION_PERL |
ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY |
ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT |
ONIG_SYN_OP2_PLUS_POSSESSIVE_REPEAT |
ONIG_SYN_OP2_ESC_V_VTAB |
ONIG_SYN_OP2_ESC_U_HEX4 |
ONIG_SYN_OP2_QMARK_LPAREN_CONDITION |
ONIG_SYN_OP2_QMARK_CAPITAL_P_NAMED_GROUP )
, ( SYN_GNU_REGEX_BV |
ONIG_SYN_ALLOW_INTERVAL_LOW_ABBREV )
, ( ONIG_OPTION_SINGLELINE | ONIG_OPTION_ASCII_RANGE )
,
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
}
};
extern int
onig_set_default_syntax(const OnigSyntaxType* syntax)
{
if (IS_NULL(syntax))
syntax = ONIG_SYNTAX_RUBY;
OnigDefaultSyntax = syntax;
return 0;
}
extern void
onig_copy_syntax(OnigSyntaxType* to, const OnigSyntaxType* from)
{
*to = *from;
}
extern void
onig_set_syntax_op(OnigSyntaxType* syntax, unsigned int op)
{
syntax->op = op;
}
extern void
onig_set_syntax_op2(OnigSyntaxType* syntax, unsigned int op2)
{
syntax->op2 = op2;
}
extern void
onig_set_syntax_behavior(OnigSyntaxType* syntax, unsigned int behavior)
{
syntax->behavior = behavior;
}
extern void
onig_set_syntax_options(OnigSyntaxType* syntax, OnigOptionType options)
{
syntax->options = options;
}
extern unsigned int
onig_get_syntax_op(OnigSyntaxType* syntax)
{
return syntax->op;
}
extern unsigned int
onig_get_syntax_op2(OnigSyntaxType* syntax)
{
return syntax->op2;
}
extern unsigned int
onig_get_syntax_behavior(OnigSyntaxType* syntax)
{
return syntax->behavior;
}
extern OnigOptionType
onig_get_syntax_options(OnigSyntaxType* syntax)
{
return syntax->options;
}
#ifdef USE_VARIABLE_META_CHARS
extern int onig_set_meta_char(OnigSyntaxType* enc,
unsigned int what, OnigCodePoint code)
{
switch (what) {
case ONIG_META_CHAR_ESCAPE:
enc->meta_char_table.esc = code;
break;
case ONIG_META_CHAR_ANYCHAR:
enc->meta_char_table.anychar = code;
break;
case ONIG_META_CHAR_ANYTIME:
enc->meta_char_table.anytime = code;
break;
case ONIG_META_CHAR_ZERO_OR_ONE_TIME:
enc->meta_char_table.zero_or_one_time = code;
break;
case ONIG_META_CHAR_ONE_OR_MORE_TIME:
enc->meta_char_table.one_or_more_time = code;
break;
case ONIG_META_CHAR_ANYCHAR_ANYTIME:
enc->meta_char_table.anychar_anytime = code;
break;
default:
return ONIGERR_INVALID_ARGUMENT;
break;
}
return 0;
}
#endif /* USE_VARIABLE_META_CHARS */