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author | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2016-05-10 05:12:17 +0200 |
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committer | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2016-05-10 05:12:17 +0200 |
commit | 5e01a4852b31d537307994248869caf38b4023cc (patch) | |
tree | 769c60020afcb58437477f348dca58fb0c789f64 /regposix.c | |
parent | 766e109fd638ef1eac33717b52e04a351da46483 (diff) |
Imported Upstream version 6.0.0upstream/6.0.0
Diffstat (limited to 'regposix.c')
-rw-r--r-- | regposix.c | 303 |
1 files changed, 0 insertions, 303 deletions
diff --git a/regposix.c b/regposix.c deleted file mode 100644 index 7d1857c..0000000 --- a/regposix.c +++ /dev/null @@ -1,303 +0,0 @@ -/********************************************************************** - regposix.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. - */ - -#define regex_t onig_regex_t -#include "regint.h" -#undef regex_t -#include "onigposix.h" - -#define ONIG_C(reg) ((onig_regex_t* )((reg)->onig)) -#define PONIG_C(reg) ((onig_regex_t** )(&(reg)->onig)) - -/* #define ENC_STRING_LEN(enc,s,len) len = strlen(s) */ -#define ENC_STRING_LEN(enc,s,len) do { \ - if (ONIGENC_MBC_MINLEN(enc) == 1) { \ - UChar* tmps = (UChar* )(s); \ - while (*tmps != 0) tmps++; \ - len = tmps - (UChar* )(s); \ - } \ - else { \ - len = onigenc_str_bytelen_null(enc, (UChar* )s); \ - } \ -} while(0) - -typedef struct { - int onig_err; - int posix_err; -} O2PERR; - -static int -onig2posix_error_code(int code) -{ - static const O2PERR o2p[] = { - { ONIG_MISMATCH, REG_NOMATCH }, - { ONIG_NO_SUPPORT_CONFIG, REG_EONIG_INTERNAL }, - { ONIGERR_MEMORY, REG_ESPACE }, - { ONIGERR_MATCH_STACK_LIMIT_OVER, REG_EONIG_INTERNAL }, - { ONIGERR_TYPE_BUG, REG_EONIG_INTERNAL }, - { ONIGERR_PARSER_BUG, REG_EONIG_INTERNAL }, - { ONIGERR_STACK_BUG, REG_EONIG_INTERNAL }, - { ONIGERR_UNDEFINED_BYTECODE, REG_EONIG_INTERNAL }, - { ONIGERR_UNEXPECTED_BYTECODE, REG_EONIG_INTERNAL }, - { ONIGERR_DEFAULT_ENCODING_IS_NOT_SETTED, REG_EONIG_BADARG }, - { ONIGERR_SPECIFIED_ENCODING_CANT_CONVERT_TO_WIDE_CHAR, REG_EONIG_BADARG }, - { ONIGERR_INVALID_ARGUMENT, REG_EONIG_BADARG }, - { ONIGERR_END_PATTERN_AT_LEFT_BRACE, REG_EBRACE }, - { ONIGERR_END_PATTERN_AT_LEFT_BRACKET, REG_EBRACK }, - { ONIGERR_EMPTY_CHAR_CLASS, REG_ECTYPE }, - { ONIGERR_PREMATURE_END_OF_CHAR_CLASS, REG_ECTYPE }, - { ONIGERR_END_PATTERN_AT_ESCAPE, REG_EESCAPE }, - { ONIGERR_END_PATTERN_AT_META, REG_EESCAPE }, - { ONIGERR_END_PATTERN_AT_CONTROL, REG_EESCAPE }, - { ONIGERR_META_CODE_SYNTAX, REG_BADPAT }, - { ONIGERR_CONTROL_CODE_SYNTAX, REG_BADPAT }, - { ONIGERR_CHAR_CLASS_VALUE_AT_END_OF_RANGE, REG_ECTYPE }, - { ONIGERR_CHAR_CLASS_VALUE_AT_START_OF_RANGE, REG_ECTYPE }, - { ONIGERR_UNMATCHED_RANGE_SPECIFIER_IN_CHAR_CLASS, REG_ECTYPE }, - { ONIGERR_TARGET_OF_REPEAT_OPERATOR_NOT_SPECIFIED, REG_BADRPT }, - { ONIGERR_TARGET_OF_REPEAT_OPERATOR_INVALID, REG_BADRPT }, - { ONIGERR_NESTED_REPEAT_OPERATOR, REG_BADRPT }, - { ONIGERR_UNMATCHED_CLOSE_PARENTHESIS, REG_EPAREN }, - { ONIGERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS, REG_EPAREN }, - { ONIGERR_END_PATTERN_IN_GROUP, REG_BADPAT }, - { ONIGERR_UNDEFINED_GROUP_OPTION, REG_BADPAT }, - { ONIGERR_INVALID_POSIX_BRACKET_TYPE, REG_BADPAT }, - { ONIGERR_INVALID_LOOK_BEHIND_PATTERN, REG_BADPAT }, - { ONIGERR_INVALID_REPEAT_RANGE_PATTERN, REG_BADPAT }, - { ONIGERR_TOO_BIG_NUMBER, REG_BADPAT }, - { ONIGERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE, REG_BADBR }, - { ONIGERR_UPPER_SMALLER_THAN_LOWER_IN_REPEAT_RANGE, REG_BADBR }, - { ONIGERR_EMPTY_RANGE_IN_CHAR_CLASS, REG_ECTYPE }, - { ONIGERR_MISMATCH_CODE_LENGTH_IN_CLASS_RANGE, REG_ECTYPE }, - { ONIGERR_TOO_MANY_MULTI_BYTE_RANGES, REG_ECTYPE }, - { ONIGERR_TOO_SHORT_MULTI_BYTE_STRING, REG_BADPAT }, - { ONIGERR_TOO_BIG_BACKREF_NUMBER, REG_ESUBREG }, - { ONIGERR_INVALID_BACKREF, REG_ESUBREG }, - { ONIGERR_NUMBERED_BACKREF_OR_CALL_NOT_ALLOWED, REG_BADPAT }, - { ONIGERR_TOO_BIG_WIDE_CHAR_VALUE, REG_EONIG_BADWC }, - { ONIGERR_TOO_LONG_WIDE_CHAR_VALUE, REG_EONIG_BADWC }, - { ONIGERR_INVALID_CODE_POINT_VALUE, REG_EONIG_BADWC }, - { ONIGERR_EMPTY_GROUP_NAME, REG_BADPAT }, - { ONIGERR_INVALID_GROUP_NAME, REG_BADPAT }, - { ONIGERR_INVALID_CHAR_IN_GROUP_NAME, REG_BADPAT }, - { ONIGERR_UNDEFINED_NAME_REFERENCE, REG_BADPAT }, - { ONIGERR_UNDEFINED_GROUP_REFERENCE, REG_BADPAT }, - { ONIGERR_MULTIPLEX_DEFINED_NAME, REG_BADPAT }, - { ONIGERR_MULTIPLEX_DEFINITION_NAME_CALL, REG_BADPAT }, - { ONIGERR_NEVER_ENDING_RECURSION, REG_BADPAT }, - { ONIGERR_GROUP_NUMBER_OVER_FOR_CAPTURE_HISTORY, REG_BADPAT }, - { ONIGERR_INVALID_CHAR_PROPERTY_NAME, REG_BADPAT }, - { ONIGERR_NOT_SUPPORTED_ENCODING_COMBINATION, REG_EONIG_BADARG }, - { ONIGERR_OVER_THREAD_PASS_LIMIT_COUNT, REG_EONIG_THREAD } - - }; - - int i; - - if (code >= 0) return 0; - - for (i = 0; i < (int )(sizeof(o2p) / sizeof(o2p[0])); i++) { - if (code == o2p[i].onig_err) - return o2p[i].posix_err; - } - - return REG_EONIG_INTERNAL; /* but, unknown error code */ -} - -extern int -regcomp(regex_t* reg, const char* pattern, int posix_options) -{ - int r, len; - OnigSyntaxType* syntax = OnigDefaultSyntax; - OnigOptionType options; - - if ((posix_options & REG_EXTENDED) == 0) - syntax = ONIG_SYNTAX_POSIX_BASIC; - - options = syntax->options; - if ((posix_options & REG_ICASE) != 0) - ONIG_OPTION_ON(options, ONIG_OPTION_IGNORECASE); - if ((posix_options & REG_NEWLINE) != 0) { - ONIG_OPTION_ON( options, ONIG_OPTION_NEGATE_SINGLELINE); - ONIG_OPTION_OFF(options, ONIG_OPTION_SINGLELINE); - } - - reg->comp_options = posix_options; - - ENC_STRING_LEN(OnigEncDefaultCharEncoding, pattern, len); - r = onig_new(PONIG_C(reg), (UChar* )pattern, (UChar* )(pattern + len), - options, OnigEncDefaultCharEncoding, syntax, - (OnigErrorInfo* )NULL); - if (r != ONIG_NORMAL) { - return onig2posix_error_code(r); - } - - reg->re_nsub = ONIG_C(reg)->num_mem; - return 0; -} - -extern int -regexec(regex_t* reg, const char* str, size_t nmatch, - regmatch_t pmatch[], int posix_options) -{ - int r, i, len; - UChar* end; - regmatch_t* pm; - OnigOptionType options; - - options = ONIG_OPTION_POSIX_REGION; - if ((posix_options & REG_NOTBOL) != 0) options |= ONIG_OPTION_NOTBOL; - if ((posix_options & REG_NOTEOL) != 0) options |= ONIG_OPTION_NOTEOL; - - if (nmatch == 0 || (reg->comp_options & REG_NOSUB) != 0) { - pm = (regmatch_t* )NULL; - nmatch = 0; - } - else if ((int )nmatch < ONIG_C(reg)->num_mem + 1) { - pm = (regmatch_t* )xmalloc(sizeof(regmatch_t) - * (ONIG_C(reg)->num_mem + 1)); - if (pm == NULL) - return REG_ESPACE; - } - else { - pm = pmatch; - } - - ENC_STRING_LEN(ONIG_C(reg)->enc, str, len); - end = (UChar* )(str + len); - r = onig_search(ONIG_C(reg), (UChar* )str, end, (UChar* )str, end, - (OnigRegion* )pm, options); - - if (r >= 0) { - r = 0; /* Match */ - if (pm != pmatch && pm != NULL) { - xmemcpy(pmatch, pm, sizeof(regmatch_t) * nmatch); - } - } - else if (r == ONIG_MISMATCH) { - r = REG_NOMATCH; - for (i = 0; i < (int )nmatch; i++) - pmatch[i].rm_so = pmatch[i].rm_eo = ONIG_REGION_NOTPOS; - } - else { - r = onig2posix_error_code(r); - } - - if (pm != pmatch && pm != NULL) - xfree(pm); - -#if 0 - if (reg->re_nsub > nmatch - 1) - reg->re_nsub = (nmatch <= 1 ? 0 : nmatch - 1); -#endif - - return r; -} - -extern void -regfree(regex_t* reg) -{ - onig_free(ONIG_C(reg)); -} - - -extern void -reg_set_encoding(int mb_code) -{ - OnigEncoding enc; - - switch (mb_code) { - case REG_POSIX_ENCODING_ASCII: - enc = ONIG_ENCODING_ASCII; - break; - case REG_POSIX_ENCODING_EUC_JP: - enc = ONIG_ENCODING_EUC_JP; - break; - case REG_POSIX_ENCODING_SJIS: - enc = ONIG_ENCODING_SJIS; - break; - case REG_POSIX_ENCODING_UTF8: - enc = ONIG_ENCODING_UTF8; - break; - case REG_POSIX_ENCODING_UTF16_BE: - enc = ONIG_ENCODING_UTF16_BE; - break; - case REG_POSIX_ENCODING_UTF16_LE: - enc = ONIG_ENCODING_UTF16_LE; - break; - - default: - return ; - break; - } - - onigenc_set_default_encoding(enc); -} - -extern int -reg_name_to_group_numbers(regex_t* reg, - const unsigned char* name, const unsigned char* name_end, int** nums) -{ - return onig_name_to_group_numbers(ONIG_C(reg), name, name_end, nums); -} - -typedef struct { - int (*func)(const unsigned char*, const unsigned char*,int,int*,regex_t*,void*); - regex_t* reg; - void* arg; -} i_wrap; - -static int -i_wrapper(const UChar* name, const UChar* name_end, int ng, int* gs, - onig_regex_t* reg ARG_UNUSED, void* arg) -{ - i_wrap* warg = (i_wrap* )arg; - - return (*warg->func)(name, name_end, ng, gs, warg->reg, warg->arg); -} - -extern int -reg_foreach_name(regex_t* reg, - int (*func)(const unsigned char*, const unsigned char*,int,int*,regex_t*,void*), - void* arg) -{ - i_wrap warg; - - warg.func = func; - warg.reg = reg; - warg.arg = arg; - - return onig_foreach_name(ONIG_C(reg), i_wrapper, &warg); -} - -extern int -reg_number_of_names(regex_t* reg) -{ - return onig_number_of_names(ONIG_C(reg)); -} |