331 lines
11 KiB
Plaintext
331 lines
11 KiB
Plaintext
|
/*
|
||
|
|
*
|
||
|
|
* Copyright (c) 1998-2002
|
||
|
|
* John Maddock
|
||
|
|
*
|
||
|
|
* Use, modification and distribution are subject to the
|
||
|
|
* Boost Software License, Version 1.0. (See accompanying file
|
||
|
|
* LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
* LOCATION: see http://www.boost.org for most recent version.
|
||
|
|
* FILE cregex.cpp
|
||
|
|
* VERSION see <boost/version.hpp>
|
||
|
|
* DESCRIPTION: Declares POSIX API functions
|
||
|
|
* + boost::RegEx high level wrapper.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef BOOST_RE_CREGEX_HPP_INCLUDED
|
||
|
|
#define BOOST_RE_CREGEX_HPP_INCLUDED
|
||
|
|
|
||
|
|
#ifndef BOOST_REGEX_CONFIG_HPP
|
||
|
|
#include <boost/regex/config.hpp>
|
||
|
|
#endif
|
||
|
|
#include <boost/regex/v4/match_flags.hpp>
|
||
|
|
#include <boost/regex/v4/error_type.hpp>
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
#include <cstddef>
|
||
|
|
#else
|
||
|
|
#include <stddef.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef BOOST_MSVC
|
||
|
|
#pragma warning(push)
|
||
|
|
#pragma warning(disable: 4103)
|
||
|
|
#endif
|
||
|
|
#ifdef BOOST_HAS_ABI_HEADERS
|
||
|
|
# include BOOST_ABI_PREFIX
|
||
|
|
#endif
|
||
|
|
#ifdef BOOST_MSVC
|
||
|
|
#pragma warning(pop)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* include these defs only for POSIX compatablity */
|
||
|
|
#ifdef __cplusplus
|
||
|
|
namespace boost{
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(__cplusplus) && !defined(BOOST_NO_STDC_NAMESPACE)
|
||
|
|
typedef std::ptrdiff_t regoff_t;
|
||
|
|
typedef std::size_t regsize_t;
|
||
|
|
#else
|
||
|
|
typedef ptrdiff_t regoff_t;
|
||
|
|
typedef size_t regsize_t;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
unsigned int re_magic;
|
||
|
|
#ifdef __cplusplus
|
||
|
|
std::size_t re_nsub; /* number of parenthesized subexpressions */
|
||
|
|
#else
|
||
|
|
size_t re_nsub;
|
||
|
|
#endif
|
||
|
|
const char* re_endp; /* end pointer for REG_PEND */
|
||
|
|
void* guts; /* none of your business :-) */
|
||
|
|
match_flag_type eflags; /* none of your business :-) */
|
||
|
|
} regex_tA;
|
||
|
|
|
||
|
|
#ifndef BOOST_NO_WREGEX
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
unsigned int re_magic;
|
||
|
|
#ifdef __cplusplus
|
||
|
|
std::size_t re_nsub; /* number of parenthesized subexpressions */
|
||
|
|
#else
|
||
|
|
size_t re_nsub;
|
||
|
|
#endif
|
||
|
|
const wchar_t* re_endp; /* end pointer for REG_PEND */
|
||
|
|
void* guts; /* none of your business :-) */
|
||
|
|
match_flag_type eflags; /* none of your business :-) */
|
||
|
|
} regex_tW;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
regoff_t rm_so; /* start of match */
|
||
|
|
regoff_t rm_eo; /* end of match */
|
||
|
|
} regmatch_t;
|
||
|
|
|
||
|
|
/* regcomp() flags */
|
||
|
|
typedef enum{
|
||
|
|
REG_BASIC = 0000,
|
||
|
|
REG_EXTENDED = 0001,
|
||
|
|
REG_ICASE = 0002,
|
||
|
|
REG_NOSUB = 0004,
|
||
|
|
REG_NEWLINE = 0010,
|
||
|
|
REG_NOSPEC = 0020,
|
||
|
|
REG_PEND = 0040,
|
||
|
|
REG_DUMP = 0200,
|
||
|
|
REG_NOCOLLATE = 0400,
|
||
|
|
REG_ESCAPE_IN_LISTS = 01000,
|
||
|
|
REG_NEWLINE_ALT = 02000,
|
||
|
|
REG_PERLEX = 04000,
|
||
|
|
|
||
|
|
REG_PERL = REG_EXTENDED | REG_NOCOLLATE | REG_ESCAPE_IN_LISTS | REG_PERLEX,
|
||
|
|
REG_AWK = REG_EXTENDED | REG_ESCAPE_IN_LISTS,
|
||
|
|
REG_GREP = REG_BASIC | REG_NEWLINE_ALT,
|
||
|
|
REG_EGREP = REG_EXTENDED | REG_NEWLINE_ALT,
|
||
|
|
|
||
|
|
REG_ASSERT = 15,
|
||
|
|
REG_INVARG = 16,
|
||
|
|
REG_ATOI = 255, /* convert name to number (!) */
|
||
|
|
REG_ITOA = 0400 /* convert number to name (!) */
|
||
|
|
} reg_comp_flags;
|
||
|
|
|
||
|
|
/* regexec() flags */
|
||
|
|
typedef enum{
|
||
|
|
REG_NOTBOL = 00001,
|
||
|
|
REG_NOTEOL = 00002,
|
||
|
|
REG_STARTEND = 00004
|
||
|
|
} reg_exec_flags;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* POSIX error codes:
|
||
|
|
*/
|
||
|
|
typedef unsigned reg_error_t;
|
||
|
|
typedef reg_error_t reg_errcode_t; /* backwards compatibility */
|
||
|
|
|
||
|
|
static const reg_error_t REG_NOERROR = 0; /* Success. */
|
||
|
|
static const reg_error_t REG_NOMATCH = 1; /* Didn't find a match (for regexec). */
|
||
|
|
|
||
|
|
/* POSIX regcomp return error codes. (In the order listed in the
|
||
|
|
standard.) */
|
||
|
|
static const reg_error_t REG_BADPAT = 2; /* Invalid pattern. */
|
||
|
|
static const reg_error_t REG_ECOLLATE = 3; /* Undefined collating element. */
|
||
|
|
static const reg_error_t REG_ECTYPE = 4; /* Invalid character class name. */
|
||
|
|
static const reg_error_t REG_EESCAPE = 5; /* Trailing backslash. */
|
||
|
|
static const reg_error_t REG_ESUBREG = 6; /* Invalid back reference. */
|
||
|
|
static const reg_error_t REG_EBRACK = 7; /* Unmatched left bracket. */
|
||
|
|
static const reg_error_t REG_EPAREN = 8; /* Parenthesis imbalance. */
|
||
|
|
static const reg_error_t REG_EBRACE = 9; /* Unmatched \{. */
|
||
|
|
static const reg_error_t REG_BADBR = 10; /* Invalid contents of \{\}. */
|
||
|
|
static const reg_error_t REG_ERANGE = 11; /* Invalid range end. */
|
||
|
|
static const reg_error_t REG_ESPACE = 12; /* Ran out of memory. */
|
||
|
|
static const reg_error_t REG_BADRPT = 13; /* No preceding re for repetition op. */
|
||
|
|
static const reg_error_t REG_EEND = 14; /* unexpected end of expression */
|
||
|
|
static const reg_error_t REG_ESIZE = 15; /* expression too big */
|
||
|
|
static const reg_error_t REG_ERPAREN = 8; /* = REG_EPAREN : unmatched right parenthesis */
|
||
|
|
static const reg_error_t REG_EMPTY = 17; /* empty expression */
|
||
|
|
static const reg_error_t REG_E_MEMORY = 15; /* = REG_ESIZE : out of memory */
|
||
|
|
static const reg_error_t REG_ECOMPLEXITY = 18; /* complexity too high */
|
||
|
|
static const reg_error_t REG_ESTACK = 19; /* out of stack space */
|
||
|
|
static const reg_error_t REG_E_PERL = 20; /* Perl (?...) error */
|
||
|
|
static const reg_error_t REG_E_UNKNOWN = 21; /* unknown error */
|
||
|
|
static const reg_error_t REG_ENOSYS = 21; /* = REG_E_UNKNOWN : Reserved. */
|
||
|
|
|
||
|
|
BOOST_REGEX_DECL int BOOST_REGEX_CCALL regcompA(regex_tA*, const char*, int);
|
||
|
|
BOOST_REGEX_DECL regsize_t BOOST_REGEX_CCALL regerrorA(int, const regex_tA*, char*, regsize_t);
|
||
|
|
BOOST_REGEX_DECL int BOOST_REGEX_CCALL regexecA(const regex_tA*, const char*, regsize_t, regmatch_t*, int);
|
||
|
|
BOOST_REGEX_DECL void BOOST_REGEX_CCALL regfreeA(regex_tA*);
|
||
|
|
|
||
|
|
#ifndef BOOST_NO_WREGEX
|
||
|
|
BOOST_REGEX_DECL int BOOST_REGEX_CCALL regcompW(regex_tW*, const wchar_t*, int);
|
||
|
|
BOOST_REGEX_DECL regsize_t BOOST_REGEX_CCALL regerrorW(int, const regex_tW*, wchar_t*, regsize_t);
|
||
|
|
BOOST_REGEX_DECL int BOOST_REGEX_CCALL regexecW(const regex_tW*, const wchar_t*, regsize_t, regmatch_t*, int);
|
||
|
|
BOOST_REGEX_DECL void BOOST_REGEX_CCALL regfreeW(regex_tW*);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef UNICODE
|
||
|
|
#define regcomp regcompW
|
||
|
|
#define regerror regerrorW
|
||
|
|
#define regexec regexecW
|
||
|
|
#define regfree regfreeW
|
||
|
|
#define regex_t regex_tW
|
||
|
|
#else
|
||
|
|
#define regcomp regcompA
|
||
|
|
#define regerror regerrorA
|
||
|
|
#define regexec regexecA
|
||
|
|
#define regfree regfreeA
|
||
|
|
#define regex_t regex_tA
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef BOOST_MSVC
|
||
|
|
#pragma warning(push)
|
||
|
|
#pragma warning(disable: 4103)
|
||
|
|
#endif
|
||
|
|
#ifdef BOOST_HAS_ABI_HEADERS
|
||
|
|
# include BOOST_ABI_SUFFIX
|
||
|
|
#endif
|
||
|
|
#ifdef BOOST_MSVC
|
||
|
|
#pragma warning(pop)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
} /* extern "C" */
|
||
|
|
} /* namespace */
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(__cplusplus)
|
||
|
|
/*
|
||
|
|
* C++ high level wrapper goes here:
|
||
|
|
*/
|
||
|
|
#include <string>
|
||
|
|
#include <vector>
|
||
|
|
namespace boost{
|
||
|
|
|
||
|
|
#ifdef BOOST_MSVC
|
||
|
|
#pragma warning(push)
|
||
|
|
#pragma warning(disable: 4103)
|
||
|
|
#endif
|
||
|
|
#ifdef BOOST_HAS_ABI_HEADERS
|
||
|
|
# include BOOST_ABI_PREFIX
|
||
|
|
#endif
|
||
|
|
#ifdef BOOST_MSVC
|
||
|
|
#pragma warning(pop)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
class RegEx;
|
||
|
|
|
||
|
|
namespace BOOST_REGEX_DETAIL_NS{
|
||
|
|
|
||
|
|
class RegExData;
|
||
|
|
struct pred1;
|
||
|
|
struct pred2;
|
||
|
|
struct pred3;
|
||
|
|
struct pred4;
|
||
|
|
|
||
|
|
} /* namespace BOOST_REGEX_DETAIL_NS */
|
||
|
|
|
||
|
|
#if (defined(BOOST_MSVC) || defined(__BORLANDC__)) && !defined(BOOST_DISABLE_WIN32)
|
||
|
|
typedef bool (__cdecl *GrepCallback)(const RegEx& expression);
|
||
|
|
typedef bool (__cdecl *GrepFileCallback)(const char* file, const RegEx& expression);
|
||
|
|
typedef bool (__cdecl *FindFilesCallback)(const char* file);
|
||
|
|
#else
|
||
|
|
typedef bool (*GrepCallback)(const RegEx& expression);
|
||
|
|
typedef bool (*GrepFileCallback)(const char* file, const RegEx& expression);
|
||
|
|
typedef bool (*FindFilesCallback)(const char* file);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
class BOOST_REGEX_DECL RegEx
|
||
|
|
{
|
||
|
|
private:
|
||
|
|
BOOST_REGEX_DETAIL_NS::RegExData* pdata;
|
||
|
|
public:
|
||
|
|
RegEx();
|
||
|
|
RegEx(const RegEx& o);
|
||
|
|
~RegEx();
|
||
|
|
explicit RegEx(const char* c, bool icase = false);
|
||
|
|
explicit RegEx(const std::string& s, bool icase = false);
|
||
|
|
RegEx& operator=(const RegEx& o);
|
||
|
|
RegEx& operator=(const char* p);
|
||
|
|
RegEx& operator=(const std::string& s){ return this->operator=(s.c_str()); }
|
||
|
|
unsigned int SetExpression(const char* p, bool icase = false);
|
||
|
|
unsigned int SetExpression(const std::string& s, bool icase = false){ return SetExpression(s.c_str(), icase); }
|
||
|
|
std::string Expression()const;
|
||
|
|
unsigned int error_code()const;
|
||
|
|
/*
|
||
|
|
* now matching operators:
|
||
|
|
*/
|
||
|
|
bool Match(const char* p, match_flag_type flags = match_default);
|
||
|
|
bool Match(const std::string& s, match_flag_type flags = match_default) { return Match(s.c_str(), flags); }
|
||
|
|
bool Search(const char* p, match_flag_type flags = match_default);
|
||
|
|
bool Search(const std::string& s, match_flag_type flags = match_default) { return Search(s.c_str(), flags); }
|
||
|
|
unsigned int Grep(GrepCallback cb, const char* p, match_flag_type flags = match_default);
|
||
|
|
unsigned int Grep(GrepCallback cb, const std::string& s, match_flag_type flags = match_default) { return Grep(cb, s.c_str(), flags); }
|
||
|
|
unsigned int Grep(std::vector<std::string>& v, const char* p, match_flag_type flags = match_default);
|
||
|
|
unsigned int Grep(std::vector<std::string>& v, const std::string& s, match_flag_type flags = match_default) { return Grep(v, s.c_str(), flags); }
|
||
|
|
unsigned int Grep(std::vector<std::size_t>& v, const char* p, match_flag_type flags = match_default);
|
||
|
|
unsigned int Grep(std::vector<std::size_t>& v, const std::string& s, match_flag_type flags = match_default) { return Grep(v, s.c_str(), flags); }
|
||
|
|
#ifndef BOOST_REGEX_NO_FILEITER
|
||
|
|
unsigned int GrepFiles(GrepFileCallback cb, const char* files, bool recurse = false, match_flag_type flags = match_default);
|
||
|
|
unsigned int GrepFiles(GrepFileCallback cb, const std::string& files, bool recurse = false, match_flag_type flags = match_default) { return GrepFiles(cb, files.c_str(), recurse, flags); }
|
||
|
|
unsigned int FindFiles(FindFilesCallback cb, const char* files, bool recurse = false, match_flag_type flags = match_default);
|
||
|
|
unsigned int FindFiles(FindFilesCallback cb, const std::string& files, bool recurse = false, match_flag_type flags = match_default) { return FindFiles(cb, files.c_str(), recurse, flags); }
|
||
|
|
#endif
|
||
|
|
|
||
|
|
std::string Merge(const std::string& in, const std::string& fmt,
|
||
|
|
bool copy = true, match_flag_type flags = match_default);
|
||
|
|
std::string Merge(const char* in, const char* fmt,
|
||
|
|
bool copy = true, match_flag_type flags = match_default);
|
||
|
|
|
||
|
|
std::size_t Split(std::vector<std::string>& v, std::string& s, match_flag_type flags = match_default, unsigned max_count = ~0);
|
||
|
|
/*
|
||
|
|
* now operators for returning what matched in more detail:
|
||
|
|
*/
|
||
|
|
std::size_t Position(int i = 0)const;
|
||
|
|
std::size_t Length(int i = 0)const;
|
||
|
|
bool Matched(int i = 0)const;
|
||
|
|
std::size_t Marks()const;
|
||
|
|
std::string What(int i = 0)const;
|
||
|
|
std::string operator[](int i)const { return What(i); }
|
||
|
|
|
||
|
|
static const std::size_t npos;
|
||
|
|
|
||
|
|
friend struct BOOST_REGEX_DETAIL_NS::pred1;
|
||
|
|
friend struct BOOST_REGEX_DETAIL_NS::pred2;
|
||
|
|
friend struct BOOST_REGEX_DETAIL_NS::pred3;
|
||
|
|
friend struct BOOST_REGEX_DETAIL_NS::pred4;
|
||
|
|
};
|
||
|
|
|
||
|
|
#ifdef BOOST_MSVC
|
||
|
|
#pragma warning(push)
|
||
|
|
#pragma warning(disable: 4103)
|
||
|
|
#endif
|
||
|
|
#ifdef BOOST_HAS_ABI_HEADERS
|
||
|
|
# include BOOST_ABI_SUFFIX
|
||
|
|
#endif
|
||
|
|
#ifdef BOOST_MSVC
|
||
|
|
#pragma warning(pop)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
} /* namespace boost */
|
||
|
|
|
||
|
|
#endif /* __cplusplus */
|
||
|
|
|
||
|
|
#endif /* include guard */
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|