196 lines
6.2 KiB
C++
196 lines
6.2 KiB
C++
/*
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*
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* Copyright (c) 1998-2002
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* John Maddock
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*
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* Use, modification and distribution are subject to the
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* Boost Software License, Version 1.0. (See accompanying file
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* LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*
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*/
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/*
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* LOCATION: see http://www.boost.org for most recent version.
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* FILE cregex.cpp
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* VERSION see <boost/version.hpp>
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* DESCRIPTION: Declares POSIX API functions
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* + boost::RegEx high level wrapper.
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*/
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#ifndef BOOST_RE_CREGEX_HPP_INCLUDED
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#define BOOST_RE_CREGEX_HPP_INCLUDED
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#ifndef BOOST_REGEX_CONFIG_HPP
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#include <boost/regex/config.hpp>
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#endif
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#include <boost/regex/v5/match_flags.hpp>
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#include <boost/regex/v5/error_type.hpp>
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#ifndef BOOST_REGEX_STANDALONE
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#if !defined(BOOST_REGEX_NO_LIB) && !defined(BOOST_REGEX_SOURCE) && !defined(BOOST_ALL_NO_LIB) && defined(__cplusplus)
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# define BOOST_LIB_NAME boost_regex
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# if defined(BOOST_REGEX_DYN_LINK) || defined(BOOST_ALL_DYN_LINK)
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# define BOOST_DYN_LINK
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# endif
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# ifdef BOOST_REGEX_DIAG
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# define BOOST_LIB_DIAGNOSTIC
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# endif
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# include <boost/config/auto_link.hpp>
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#endif
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#endif
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#ifdef __cplusplus
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#include <cstddef>
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#else
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#include <stddef.h>
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#endif
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/* include these defs only for POSIX compatablity */
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#ifdef __cplusplus
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namespace boost{
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extern "C" {
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#endif
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#if defined(__cplusplus)
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typedef std::ptrdiff_t regoff_t;
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typedef std::size_t regsize_t;
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#else
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typedef ptrdiff_t regoff_t;
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typedef size_t regsize_t;
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#endif
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typedef struct
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{
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unsigned int re_magic;
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#ifdef __cplusplus
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std::size_t re_nsub; /* number of parenthesized subexpressions */
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#else
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size_t re_nsub;
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#endif
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const char* re_endp; /* end pointer for REG_PEND */
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void* guts; /* none of your business :-) */
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match_flag_type eflags; /* none of your business :-) */
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} regex_tA;
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#ifndef BOOST_NO_WREGEX
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typedef struct
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{
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unsigned int re_magic;
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#ifdef __cplusplus
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std::size_t re_nsub; /* number of parenthesized subexpressions */
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#else
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size_t re_nsub;
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#endif
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const wchar_t* re_endp; /* end pointer for REG_PEND */
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void* guts; /* none of your business :-) */
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match_flag_type eflags; /* none of your business :-) */
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} regex_tW;
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#endif
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typedef struct
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{
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regoff_t rm_so; /* start of match */
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regoff_t rm_eo; /* end of match */
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} regmatch_t;
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/* regcomp() flags */
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typedef enum{
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REG_BASIC = 0000,
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REG_EXTENDED = 0001,
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REG_ICASE = 0002,
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REG_NOSUB = 0004,
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REG_NEWLINE = 0010,
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REG_NOSPEC = 0020,
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REG_PEND = 0040,
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REG_DUMP = 0200,
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REG_NOCOLLATE = 0400,
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REG_ESCAPE_IN_LISTS = 01000,
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REG_NEWLINE_ALT = 02000,
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REG_PERLEX = 04000,
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REG_PERL = REG_EXTENDED | REG_NOCOLLATE | REG_ESCAPE_IN_LISTS | REG_PERLEX,
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REG_AWK = REG_EXTENDED | REG_ESCAPE_IN_LISTS,
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REG_GREP = REG_BASIC | REG_NEWLINE_ALT,
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REG_EGREP = REG_EXTENDED | REG_NEWLINE_ALT,
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REG_ASSERT = 15,
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REG_INVARG = 16,
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REG_ATOI = 255, /* convert name to number (!) */
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REG_ITOA = 0400 /* convert number to name (!) */
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} reg_comp_flags;
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/* regexec() flags */
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typedef enum{
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REG_NOTBOL = 00001,
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REG_NOTEOL = 00002,
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REG_STARTEND = 00004
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} reg_exec_flags;
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/*
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* POSIX error codes:
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*/
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typedef unsigned reg_error_t;
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typedef reg_error_t reg_errcode_t; /* backwards compatibility */
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static const reg_error_t REG_NOERROR = 0; /* Success. */
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static const reg_error_t REG_NOMATCH = 1; /* Didn't find a match (for regexec). */
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/* POSIX regcomp return error codes. (In the order listed in the
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standard.) */
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static const reg_error_t REG_BADPAT = 2; /* Invalid pattern. */
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static const reg_error_t REG_ECOLLATE = 3; /* Undefined collating element. */
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static const reg_error_t REG_ECTYPE = 4; /* Invalid character class name. */
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static const reg_error_t REG_EESCAPE = 5; /* Trailing backslash. */
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static const reg_error_t REG_ESUBREG = 6; /* Invalid back reference. */
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static const reg_error_t REG_EBRACK = 7; /* Unmatched left bracket. */
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static const reg_error_t REG_EPAREN = 8; /* Parenthesis imbalance. */
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static const reg_error_t REG_EBRACE = 9; /* Unmatched \{. */
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static const reg_error_t REG_BADBR = 10; /* Invalid contents of \{\}. */
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static const reg_error_t REG_ERANGE = 11; /* Invalid range end. */
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static const reg_error_t REG_ESPACE = 12; /* Ran out of memory. */
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static const reg_error_t REG_BADRPT = 13; /* No preceding re for repetition op. */
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static const reg_error_t REG_EEND = 14; /* unexpected end of expression */
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static const reg_error_t REG_ESIZE = 15; /* expression too big */
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static const reg_error_t REG_ERPAREN = 8; /* = REG_EPAREN : unmatched right parenthesis */
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static const reg_error_t REG_EMPTY = 17; /* empty expression */
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static const reg_error_t REG_E_MEMORY = 15; /* = REG_ESIZE : out of memory */
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static const reg_error_t REG_ECOMPLEXITY = 18; /* complexity too high */
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static const reg_error_t REG_ESTACK = 19; /* out of stack space */
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static const reg_error_t REG_E_PERL = 20; /* Perl (?...) error */
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static const reg_error_t REG_E_UNKNOWN = 21; /* unknown error */
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static const reg_error_t REG_ENOSYS = 21; /* = REG_E_UNKNOWN : Reserved. */
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BOOST_REGEX_DECL int BOOST_REGEX_CCALL regcompA(regex_tA*, const char*, int);
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BOOST_REGEX_DECL regsize_t BOOST_REGEX_CCALL regerrorA(int, const regex_tA*, char*, regsize_t);
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BOOST_REGEX_DECL int BOOST_REGEX_CCALL regexecA(const regex_tA*, const char*, regsize_t, regmatch_t*, int);
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BOOST_REGEX_DECL void BOOST_REGEX_CCALL regfreeA(regex_tA*);
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#ifndef BOOST_NO_WREGEX
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BOOST_REGEX_DECL int BOOST_REGEX_CCALL regcompW(regex_tW*, const wchar_t*, int);
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BOOST_REGEX_DECL regsize_t BOOST_REGEX_CCALL regerrorW(int, const regex_tW*, wchar_t*, regsize_t);
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BOOST_REGEX_DECL int BOOST_REGEX_CCALL regexecW(const regex_tW*, const wchar_t*, regsize_t, regmatch_t*, int);
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BOOST_REGEX_DECL void BOOST_REGEX_CCALL regfreeW(regex_tW*);
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#endif
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#ifdef UNICODE
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#define regcomp regcompW
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#define regerror regerrorW
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#define regexec regexecW
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#define regfree regfreeW
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#define regex_t regex_tW
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#else
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#define regcomp regcompA
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#define regerror regerrorA
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#define regexec regexecA
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#define regfree regfreeA
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#define regex_t regex_tA
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#endif
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#ifdef __cplusplus
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} /* extern "C" */
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} /* namespace */
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#endif
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#endif /* include guard */
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