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glm/test/external/boost/regex/v4/w32_regex_traits.hpp

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/*
*
* Copyright (c) 2004
* 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 w32_regex_traits.hpp
* VERSION see <boost/version.hpp>
* DESCRIPTION: Declares regular expression traits class w32_regex_traits.
*/
#ifndef BOOST_W32_REGEX_TRAITS_HPP_INCLUDED
#define BOOST_W32_REGEX_TRAITS_HPP_INCLUDED
#ifndef BOOST_RE_PAT_EXCEPT_HPP
#include <boost/regex/pattern_except.hpp>
#endif
#ifndef BOOST_REGEX_TRAITS_DEFAULTS_HPP_INCLUDED
#include <boost/regex/v4/regex_traits_defaults.hpp>
#endif
#ifdef BOOST_HAS_THREADS
#include <boost/regex/pending/static_mutex.hpp>
#endif
#ifndef BOOST_REGEX_PRIMARY_TRANSFORM
#include <boost/regex/v4/primary_transform.hpp>
#endif
#ifndef BOOST_REGEX_OBJECT_CACHE_HPP
#include <boost/regex/pending/object_cache.hpp>
#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
#ifdef BOOST_MSVC
#pragma warning(push)
#pragma warning(disable:4786)
#pragma warning(disable:4800)
#endif
namespace boost{
//
// forward declaration is needed by some compilers:
//
template <class charT>
class w32_regex_traits;
namespace re_detail{
//
// start by typedeffing the types we'll need:
//
typedef ::boost::uint32_t lcid_type; // placeholder for LCID.
typedef ::boost::shared_ptr<void> cat_type; // placeholder for dll HANDLE.
//
// then add wrappers around the actual Win32 API's (ie implementation hiding):
//
BOOST_REGEX_DECL lcid_type BOOST_REGEX_CALL w32_get_default_locale();
BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_lower(char, lcid_type);
#ifndef BOOST_NO_WREGEX
BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_lower(wchar_t, lcid_type);
#ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_lower(unsigned short ca, lcid_type state_id);
#endif
#endif
BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_upper(char, lcid_type);
#ifndef BOOST_NO_WREGEX
BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_upper(wchar_t, lcid_type);
#ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_upper(unsigned short ca, lcid_type state_id);
#endif
#endif
BOOST_REGEX_DECL cat_type BOOST_REGEX_CALL w32_cat_open(const std::string& name);
BOOST_REGEX_DECL std::string BOOST_REGEX_CALL w32_cat_get(const cat_type& cat, lcid_type state_id, int i, const std::string& def);
#ifndef BOOST_NO_WREGEX
BOOST_REGEX_DECL std::wstring BOOST_REGEX_CALL w32_cat_get(const cat_type& cat, lcid_type state_id, int i, const std::wstring& def);
#ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
BOOST_REGEX_DECL std::basic_string<unsigned short> BOOST_REGEX_CALL w32_cat_get(const cat_type& cat, lcid_type, int i, const std::basic_string<unsigned short>& def);
#endif
#endif
BOOST_REGEX_DECL std::string BOOST_REGEX_CALL w32_transform(lcid_type state_id, const char* p1, const char* p2);
#ifndef BOOST_NO_WREGEX
BOOST_REGEX_DECL std::wstring BOOST_REGEX_CALL w32_transform(lcid_type state_id, const wchar_t* p1, const wchar_t* p2);
#ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
BOOST_REGEX_DECL std::basic_string<unsigned short> BOOST_REGEX_CALL w32_transform(lcid_type state_id, const unsigned short* p1, const unsigned short* p2);
#endif
#endif
BOOST_REGEX_DECL char BOOST_REGEX_CALL w32_tolower(char c, lcid_type);
#ifndef BOOST_NO_WREGEX
BOOST_REGEX_DECL wchar_t BOOST_REGEX_CALL w32_tolower(wchar_t c, lcid_type);
#ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
BOOST_REGEX_DECL unsigned short BOOST_REGEX_CALL w32_tolower(unsigned short c, lcid_type state_id);
#endif
#endif
BOOST_REGEX_DECL char BOOST_REGEX_CALL w32_toupper(char c, lcid_type);
#ifndef BOOST_NO_WREGEX
BOOST_REGEX_DECL wchar_t BOOST_REGEX_CALL w32_toupper(wchar_t c, lcid_type);
#endif
BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is(lcid_type, boost::uint32_t mask, char c);
#ifndef BOOST_NO_WREGEX
BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is(lcid_type, boost::uint32_t mask, wchar_t c);
#ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is(lcid_type state_id, boost::uint32_t m, unsigned short c);
#endif
#endif
//
// class w32_regex_traits_base:
// acts as a container for locale and the facets we are using.
//
template <class charT>
struct w32_regex_traits_base
{
w32_regex_traits_base(lcid_type l)
{ imbue(l); }
lcid_type imbue(lcid_type l);
lcid_type m_locale;
};
template <class charT>
inline lcid_type w32_regex_traits_base<charT>::imbue(lcid_type l)
{
lcid_type result(m_locale);
m_locale = l;
return result;
}
//
// class w32_regex_traits_char_layer:
// implements methods that require specialisation for narrow characters:
//
template <class charT>
class w32_regex_traits_char_layer : public w32_regex_traits_base<charT>
{
typedef std::basic_string<charT> string_type;
typedef std::map<charT, regex_constants::syntax_type> map_type;
typedef typename map_type::const_iterator map_iterator_type;
public:
w32_regex_traits_char_layer(const lcid_type l);
regex_constants::syntax_type syntax_type(charT c)const
{
map_iterator_type i = m_char_map.find(c);
return ((i == m_char_map.end()) ? 0 : i->second);
}
regex_constants::escape_syntax_type escape_syntax_type(charT c) const
{
map_iterator_type i = m_char_map.find(c);
if(i == m_char_map.end())
{
if(::boost::re_detail::w32_is_lower(c, this->m_locale)) return regex_constants::escape_type_class;
if(::boost::re_detail::w32_is_upper(c, this->m_locale)) return regex_constants::escape_type_not_class;
return 0;
}
return i->second;
}
charT tolower(charT c)const
{
return ::boost::re_detail::w32_tolower(c, this->m_locale);
}
bool isctype(boost::uint32_t mask, charT c)const
{
return ::boost::re_detail::w32_is(this->m_locale, mask, c);
}
private:
string_type get_default_message(regex_constants::syntax_type);
// TODO: use a hash table when available!
map_type m_char_map;
};
template <class charT>
w32_regex_traits_char_layer<charT>::w32_regex_traits_char_layer(::boost::re_detail::lcid_type l)
: w32_regex_traits_base<charT>(l)
{
// we need to start by initialising our syntax map so we know which
// character is used for which purpose:
cat_type cat;
std::string cat_name(w32_regex_traits<charT>::get_catalog_name());
if(cat_name.size())
{
cat = ::boost::re_detail::w32_cat_open(cat_name);
if(!cat)
{
std::string m("Unable to open message catalog: ");
std::runtime_error err(m + cat_name);
boost::re_detail::raise_runtime_error(err);
}
}
//
// if we have a valid catalog then load our messages:
//
if(cat)
{
for(regex_constants::syntax_type i = 1; i < regex_constants::syntax_max; ++i)
{
string_type mss = ::boost::re_detail::w32_cat_get(cat, this->m_locale, i, get_default_message(i));
for(typename string_type::size_type j = 0; j < mss.size(); ++j)
{
this->m_char_map[mss[j]] = i;
}
}
}
else
{
for(regex_constants::syntax_type i = 1; i < regex_constants::syntax_max; ++i)
{
const char* ptr = get_default_syntax(i);
while(ptr && *ptr)
{
this->m_char_map[static_cast<charT>(*ptr)] = i;
++ptr;
}
}
}
}
template <class charT>
typename w32_regex_traits_char_layer<charT>::string_type
w32_regex_traits_char_layer<charT>::get_default_message(regex_constants::syntax_type i)
{
const char* ptr = get_default_syntax(i);
string_type result;
while(ptr && *ptr)
{
result.append(1, static_cast<charT>(*ptr));
++ptr;
}
return result;
}
//
// specialised version for narrow characters:
//
template <>
class BOOST_REGEX_DECL w32_regex_traits_char_layer<char> : public w32_regex_traits_base<char>
{
typedef std::string string_type;
public:
w32_regex_traits_char_layer(::boost::re_detail::lcid_type l)
: w32_regex_traits_base<char>(l)
{
init();
}
regex_constants::syntax_type syntax_type(char c)const
{
return m_char_map[static_cast<unsigned char>(c)];
}
regex_constants::escape_syntax_type escape_syntax_type(char c) const
{
return m_char_map[static_cast<unsigned char>(c)];
}
char tolower(char c)const
{
return m_lower_map[static_cast<unsigned char>(c)];
}
bool isctype(boost::uint32_t mask, char c)const
{
return m_type_map[static_cast<unsigned char>(c)] & mask;
}
private:
regex_constants::syntax_type m_char_map[1u << CHAR_BIT];
char m_lower_map[1u << CHAR_BIT];
boost::uint16_t m_type_map[1u << CHAR_BIT];
void init();
};
//
// class w32_regex_traits_implementation:
// provides pimpl implementation for w32_regex_traits.
//
template <class charT>
class w32_regex_traits_implementation : public w32_regex_traits_char_layer<charT>
{
public:
typedef typename w32_regex_traits<charT>::char_class_type char_class_type;
BOOST_STATIC_CONSTANT(char_class_type, mask_word = 0x0400); // must be C1_DEFINED << 1
BOOST_STATIC_CONSTANT(char_class_type, mask_unicode = 0x0800); // must be C1_DEFINED << 2
BOOST_STATIC_CONSTANT(char_class_type, mask_horizontal = 0x1000); // must be C1_DEFINED << 3
BOOST_STATIC_CONSTANT(char_class_type, mask_vertical = 0x2000); // must be C1_DEFINED << 4
BOOST_STATIC_CONSTANT(char_class_type, mask_base = 0x3ff); // all the masks used by the CT_CTYPE1 group
typedef std::basic_string<charT> string_type;
typedef charT char_type;
w32_regex_traits_implementation(::boost::re_detail::lcid_type l);
std::string error_string(regex_constants::error_type n) const
{
if(!m_error_strings.empty())
{
std::map<int, std::string>::const_iterator p = m_error_strings.find(n);
return (p == m_error_strings.end()) ? std::string(get_default_error_string(n)) : p->second;
}
return get_default_error_string(n);
}
char_class_type lookup_classname(const charT* p1, const charT* p2) const
{
char_class_type result = lookup_classname_imp(p1, p2);
if(result == 0)
{
typedef typename string_type::size_type size_type;
string_type temp(p1, p2);
for(size_type i = 0; i < temp.size(); ++i)
temp[i] = this->tolower(temp[i]);
result = lookup_classname_imp(&*temp.begin(), &*temp.begin() + temp.size());
}
return result;
}
string_type lookup_collatename(const charT* p1, const charT* p2) const;
string_type transform_primary(const charT* p1, const charT* p2) const;
string_type transform(const charT* p1, const charT* p2) const
{
return ::boost::re_detail::w32_transform(this->m_locale, p1, p2);
}
private:
std::map<int, std::string> m_error_strings; // error messages indexed by numberic ID
std::map<string_type, char_class_type> m_custom_class_names; // character class names
std::map<string_type, string_type> m_custom_collate_names; // collating element names
unsigned m_collate_type; // the form of the collation string
charT m_collate_delim; // the collation group delimiter
//
// helpers:
//
char_class_type lookup_classname_imp(const charT* p1, const charT* p2) const;
};
template <class charT>
typename w32_regex_traits_implementation<charT>::string_type
w32_regex_traits_implementation<charT>::transform_primary(const charT* p1, const charT* p2) const
{
string_type result;
//
// What we do here depends upon the format of the sort key returned by
// sort key returned by this->transform:
//
switch(m_collate_type)
{
case sort_C:
case sort_unknown:
// the best we can do is translate to lower case, then get a regular sort key:
{
result.assign(p1, p2);
typedef typename string_type::size_type size_type;
for(size_type i = 0; i < result.size(); ++i)
result[i] = this->tolower(result[i]);
result = this->transform(&*result.begin(), &*result.begin() + result.size());
break;
}
case sort_fixed:
{
// get a regular sort key, and then truncate it:
result.assign(this->transform(p1, p2));
result.erase(this->m_collate_delim);
break;
}
case sort_delim:
// get a regular sort key, and then truncate everything after the delim:
result.assign(this->transform(p1, p2));
std::size_t i;
for(i = 0; i < result.size(); ++i)
{
if(result[i] == m_collate_delim)
break;
}
result.erase(i);
break;
}
if(result.empty())
result = string_type(1, charT(0));
return result;
}
template <class charT>
typename w32_regex_traits_implementation<charT>::string_type
w32_regex_traits_implementation<charT>::lookup_collatename(const charT* p1, const charT* p2) const
{
typedef typename std::map<string_type, string_type>::const_iterator iter_type;
if(m_custom_collate_names.size())
{
iter_type pos = m_custom_collate_names.find(string_type(p1, p2));
if(pos != m_custom_collate_names.end())
return pos->second;
}
#if !defined(BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS)\
&& !BOOST_WORKAROUND(BOOST_MSVC, < 1300)\
&& !BOOST_WORKAROUND(__BORLANDC__, <= 0x0551)
std::string name(p1, p2);
#else
std::string name;
const charT* p0 = p1;
while(p0 != p2)
name.append(1, char(*p0++));
#endif
name = lookup_default_collate_name(name);
#if !defined(BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS)\
&& !BOOST_WORKAROUND(BOOST_MSVC, < 1300)\
&& !BOOST_WORKAROUND(__BORLANDC__, <= 0x0551)
if(name.size())
return string_type(name.begin(), name.end());
#else
if(name.size())
{
string_type result;
typedef std::string::const_iterator iter;
iter b = name.begin();
iter e = name.end();
while(b != e)
result.append(1, charT(*b++));
return result;
}
#endif
if(p2 - p1 == 1)
return string_type(1, *p1);
return string_type();
}
template <class charT>
w32_regex_traits_implementation<charT>::w32_regex_traits_implementation(::boost::re_detail::lcid_type l)
: w32_regex_traits_char_layer<charT>(l)
{
cat_type cat;
std::string cat_name(w32_regex_traits<charT>::get_catalog_name());
if(cat_name.size())
{
cat = ::boost::re_detail::w32_cat_open(cat_name);
if(!cat)
{
std::string m("Unable to open message catalog: ");
std::runtime_error err(m + cat_name);
boost::re_detail::raise_runtime_error(err);
}
}
//
// if we have a valid catalog then load our messages:
//
if(cat)
{
//
// Error messages:
//
for(boost::regex_constants::error_type i = static_cast<boost::regex_constants::error_type>(0);
i <= boost::regex_constants::error_unknown;
i = static_cast<boost::regex_constants::error_type>(i + 1))
{
const char* p = get_default_error_string(i);
string_type default_message;
while(*p)
{
default_message.append(1, static_cast<charT>(*p));
++p;
}
string_type s = ::boost::re_detail::w32_cat_get(cat, this->m_locale, i+200, default_message);
std::string result;
for(std::string::size_type j = 0; j < s.size(); ++j)
{
result.append(1, static_cast<char>(s[j]));
}
m_error_strings[i] = result;
}
//
// Custom class names:
//
static const char_class_type masks[14] =
{
0x0104u, // C1_ALPHA | C1_DIGIT
0x0100u, // C1_ALPHA
0x0020u, // C1_CNTRL
0x0004u, // C1_DIGIT
(~(0x0020u|0x0008u) & 0x01ffu) | 0x0400u, // not C1_CNTRL or C1_SPACE
0x0002u, // C1_LOWER
(~0x0020u & 0x01ffu) | 0x0400, // not C1_CNTRL
0x0010u, // C1_PUNCT
0x0008u, // C1_SPACE
0x0001u, // C1_UPPER
0x0080u, // C1_XDIGIT
0x0040u, // C1_BLANK
w32_regex_traits_implementation<charT>::mask_word,
w32_regex_traits_implementation<charT>::mask_unicode,
};
static const string_type null_string;
for(unsigned int j = 0; j <= 13; ++j)
{
string_type s(::boost::re_detail::w32_cat_get(cat, this->m_locale, j+300, null_string));
if(s.size())
this->m_custom_class_names[s] = masks[j];
}
}
//
// get the collation format used by m_pcollate:
//
m_collate_type = re_detail::find_sort_syntax(this, &m_collate_delim);
}
template <class charT>
typename w32_regex_traits_implementation<charT>::char_class_type
w32_regex_traits_implementation<charT>::lookup_classname_imp(const charT* p1, const charT* p2) const
{
static const char_class_type masks[22] =
{
0,
0x0104u, // C1_ALPHA | C1_DIGIT
0x0100u, // C1_ALPHA
0x0040u, // C1_BLANK
0x0020u, // C1_CNTRL
0x0004u, // C1_DIGIT
0x0004u, // C1_DIGIT
(~(0x0020u|0x0008u|0x0040) & 0x01ffu) | 0x0400u, // not C1_CNTRL or C1_SPACE or C1_BLANK
w32_regex_traits_implementation<charT>::mask_horizontal,
0x0002u, // C1_LOWER
0x0002u, // C1_LOWER
(~0x0020u & 0x01ffu) | 0x0400, // not C1_CNTRL
0x0010u, // C1_PUNCT
0x0008u, // C1_SPACE
0x0008u, // C1_SPACE
0x0001u, // C1_UPPER
w32_regex_traits_implementation<charT>::mask_unicode,
0x0001u, // C1_UPPER
w32_regex_traits_implementation<charT>::mask_vertical,
0x0104u | w32_regex_traits_implementation<charT>::mask_word,
0x0104u | w32_regex_traits_implementation<charT>::mask_word,
0x0080u, // C1_XDIGIT
};
if(m_custom_class_names.size())
{
typedef typename std::map<std::basic_string<charT>, char_class_type>::const_iterator map_iter;
map_iter pos = m_custom_class_names.find(string_type(p1, p2));
if(pos != m_custom_class_names.end())
return pos->second;
}
std::size_t state_id = 1 + re_detail::get_default_class_id(p1, p2);
if(state_id < sizeof(masks) / sizeof(masks[0]))
return masks[state_id];
return masks[0];
}
template <class charT>
boost::shared_ptr<const w32_regex_traits_implementation<charT> > create_w32_regex_traits(::boost::re_detail::lcid_type l BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE(charT))
{
// TODO: create a cache for previously constructed objects.
return boost::object_cache< ::boost::re_detail::lcid_type, w32_regex_traits_implementation<charT> >::get(l, 5);
}
} // re_detail
template <class charT>
class w32_regex_traits
{
public:
typedef charT char_type;
typedef std::size_t size_type;
typedef std::basic_string<char_type> string_type;
typedef ::boost::re_detail::lcid_type locale_type;
typedef boost::uint_least32_t char_class_type;
struct boost_extensions_tag{};
w32_regex_traits()
: m_pimpl(re_detail::create_w32_regex_traits<charT>(::boost::re_detail::w32_get_default_locale()))
{ }
static size_type length(const char_type* p)
{
return std::char_traits<charT>::length(p);
}
regex_constants::syntax_type syntax_type(charT c)const
{
return m_pimpl->syntax_type(c);
}
regex_constants::escape_syntax_type escape_syntax_type(charT c) const
{
return m_pimpl->escape_syntax_type(c);
}
charT translate(charT c) const
{
return c;
}
charT translate_nocase(charT c) const
{
return this->m_pimpl->tolower(c);
}
charT translate(charT c, bool icase) const
{
return icase ? this->m_pimpl->tolower(c) : c;
}
charT tolower(charT c) const
{
return this->m_pimpl->tolower(c);
}
charT toupper(charT c) const
{
return ::boost::re_detail::w32_toupper(c, this->m_pimpl->m_locale);
}
string_type transform(const charT* p1, const charT* p2) const
{
return ::boost::re_detail::w32_transform(this->m_pimpl->m_locale, p1, p2);
}
string_type transform_primary(const charT* p1, const charT* p2) const
{
return m_pimpl->transform_primary(p1, p2);
}
char_class_type lookup_classname(const charT* p1, const charT* p2) const
{
return m_pimpl->lookup_classname(p1, p2);
}
string_type lookup_collatename(const charT* p1, const charT* p2) const
{
return m_pimpl->lookup_collatename(p1, p2);
}
bool isctype(charT c, char_class_type f) const
{
if((f & re_detail::w32_regex_traits_implementation<charT>::mask_base)
&& (this->m_pimpl->isctype(f & re_detail::w32_regex_traits_implementation<charT>::mask_base, c)))
return true;
else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_unicode) && re_detail::is_extended(c))
return true;
else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_word) && (c == '_'))
return true;
else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_vertical)
&& (::boost::re_detail::is_separator(c) || (c == '\v')))
return true;
else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_horizontal)
&& this->isctype(c, 0x0008u) && !this->isctype(c, re_detail::w32_regex_traits_implementation<charT>::mask_vertical))
return true;
return false;
}
int toi(const charT*& p1, const charT* p2, int radix)const
{
return ::boost::re_detail::global_toi(p1, p2, radix, *this);
}
int value(charT c, int radix)const
{
int result = ::boost::re_detail::global_value(c);
return result < radix ? result : -1;
}
locale_type imbue(locale_type l)
{
::boost::re_detail::lcid_type result(getloc());
m_pimpl = re_detail::create_w32_regex_traits<charT>(l);
return result;
}
locale_type getloc()const
{
return m_pimpl->m_locale;
}
std::string error_string(regex_constants::error_type n) const
{
return m_pimpl->error_string(n);
}
//
// extension:
// set the name of the message catalog in use (defaults to "boost_regex").
//
static std::string catalog_name(const std::string& name);
static std::string get_catalog_name();
private:
boost::shared_ptr<const re_detail::w32_regex_traits_implementation<charT> > m_pimpl;
//
// catalog name handler:
//
static std::string& get_catalog_name_inst();
#ifdef BOOST_HAS_THREADS
static static_mutex& get_mutex_inst();
#endif
};
template <class charT>
std::string w32_regex_traits<charT>::catalog_name(const std::string& name)
{
#ifdef BOOST_HAS_THREADS
static_mutex::scoped_lock lk(get_mutex_inst());
#endif
std::string result(get_catalog_name_inst());
get_catalog_name_inst() = name;
return result;
}
template <class charT>
std::string& w32_regex_traits<charT>::get_catalog_name_inst()
{
static std::string s_name;
return s_name;
}
template <class charT>
std::string w32_regex_traits<charT>::get_catalog_name()
{
#ifdef BOOST_HAS_THREADS
static_mutex::scoped_lock lk(get_mutex_inst());
#endif
std::string result(get_catalog_name_inst());
return result;
}
#ifdef BOOST_HAS_THREADS
template <class charT>
static_mutex& w32_regex_traits<charT>::get_mutex_inst()
{
static static_mutex s_mutex = BOOST_STATIC_MUTEX_INIT;
return s_mutex;
}
#endif
} // boost
#ifdef BOOST_MSVC
#pragma warning(pop)
#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
#endif