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Diffstat (limited to 'src/regsyntax.c')
| -rw-r--r-- | src/regsyntax.c | 315 |
1 files changed, 315 insertions, 0 deletions
diff --git a/src/regsyntax.c b/src/regsyntax.c new file mode 100644 index 0000000..ade5b55 --- /dev/null +++ b/src/regsyntax.c @@ -0,0 +1,315 @@ +/********************************************************************** + regsyntax.c - Oniguruma (regular expression library) +**********************************************************************/ +/*- + * Copyright (c) 2002-2006 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" + +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 */ + } +}; + +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 */ + } +}; + +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 */ + } +}; + +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 */ + } +}; + +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 */ + } +}; + +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 */ + } +}; + +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 + , + { + (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 */ + } +}; + +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 ) + , 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 + named group */ +OnigSyntaxType OnigSyntaxPerl_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_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 */ + } +}; + + + +extern int +onig_set_default_syntax(OnigSyntaxType* syntax) +{ + if (IS_NULL(syntax)) + syntax = ONIG_SYNTAX_RUBY; + + OnigDefaultSyntax = syntax; + return 0; +} + +extern void +onig_copy_syntax(OnigSyntaxType* to, 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 */ |