config.hpp

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/*
 *
 * Copyright (c) 1998-2002
 * Dr 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         config.hpp
  *   VERSION      see <boost/version.hpp>
  *   DESCRIPTION: regex extended config setup.
  */

#ifndef BOOST_REGEX_CONFIG_HPP
#define BOOST_REGEX_CONFIG_HPP
/*
 Borland C++ Fix/error check
 this has to go *before* we include any std lib headers:
*/
#if defined(__BORLANDC__)
#  include <boost/regex/config/borland.hpp>
#endif

/*****************************************************************************
 *
 *  Include all the headers we need here:
 *
 ****************************************************************************/

#ifdef __cplusplus

#  ifndef BOOST_REGEX_USER_CONFIG
#     define BOOST_REGEX_USER_CONFIG <boost/regex/user.hpp>
#  endif

#  include BOOST_REGEX_USER_CONFIG

#  include <cstdlib>
#  include <cstddef>
#  include <cstdio>
#  include <clocale>
#  include <cassert>
#  include <string>
#  include <stdexcept>
#  include <iterator>
#  include <iosfwd>
#  include <vector>
#  include <boost/config.hpp>
#  include <boost/cstdint.hpp>
#  include <boost/regex/config/allocator.hpp>
#  include <boost/regex/config/cstring.hpp>
#  include <boost/throw_exception.hpp>
#  include <boost/scoped_ptr.hpp>
#  ifndef BOOST_NO_STD_LOCALE
#     include <locale>
#  endif
#else
   /*
   * C build,
   * don't include <boost/config.hpp> because that may
   * do C++ specific things in future...
   */
#  include <stdlib.h>
#  include <stddef.h>
#  ifdef _MSC_VER
#     define BOOST_MSVC _MSC_VER
#  endif
#endif

/*****************************************************************************
 *
 *  Boilerplate regex config options:
 *
 ****************************************************************************/

/* Obsolete macro, use BOOST_VERSION instead: */
#define BOOST_RE_VERSION 320

/* fix: */
#if defined(_UNICODE) && !defined(UNICODE)
#define UNICODE
#endif

/*
* If there isn't good enough wide character support then there will
* be no wide character regular expressions:
*/
#if (defined(BOOST_NO_CWCHAR) || defined(BOOST_NO_CWCTYPE) || defined(BOOST_NO_STD_WSTRING))
#  if !defined(BOOST_NO_WREGEX)
#     define BOOST_NO_WREGEX
#  endif
#else
#  if defined(__sgi) && (defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION))
      /* STLPort on IRIX is misconfigured: <cwctype> does not compile
      * as a temporary fix include <wctype.h> instead and prevent inclusion
      * of STLPort version of <cwctype> */
#     include <wctype.h>
#     define __STLPORT_CWCTYPE
#     define _STLP_CWCTYPE
#  endif

#ifdef __cplusplus
#  include <boost/regex/config/cwchar.hpp>
#endif

#endif

/*
* If Win32 support has been disabled for boost in general, then
* it is for regex in particular:
*/
#if defined(BOOST_DISABLE_WIN32) && !defined(BOOST_REGEX_NO_W32)
#  define BOOST_REGEX_NO_W32
#endif

/* some versions of gcc can't merge template instances: */
#if defined(__CYGWIN__)
#  define BOOST_REGEX_NO_TEMPLATE_SWITCH_MERGE
#endif

/* fix problems with bool as a macro,
* this probably doesn't affect any current compilers: */
#if defined(bool) || defined(true) || defined(false)
#  define BOOST_REGEX_NO_BOOL
#endif

/* We don't make our templates external if the compiler
 can't handle it: */
#if (defined(BOOST_NO_MEMBER_FUNCTION_SPECIALIZATIONS) || defined(__HP_aCC) || defined(__MWERKS__) || defined(__COMO__) || defined(BOOST_INTEL))\
   && !defined(BOOST_MSVC) && !defined(__BORLANDC__)
#  define BOOST_REGEX_NO_EXTERNAL_TEMPLATES
#endif

/* disable our own file-iterators and mapfiles if we can't
 support them: */
#if !defined(BOOST_HAS_DIRENT_H) && !(defined(_WIN32) && !defined(BOOST_REGEX_NO_W32))
#  define BOOST_REGEX_NO_FILEITER
#endif

#ifdef __cplusplus
#ifndef MB_CUR_MAX
// yuk!
// better make a conservative guess!
#define MB_CUR_MAX 10
#endif

namespace boost{ namespace re_detail{
#ifdef BOOST_NO_STD_DISTANCE
template <class T>
std::ptrdiff_t distance(const T& x, const T& y)
{ return y - x; }
#else
using std::distance;
#endif
}}


#ifdef BOOST_REGEX_NO_BOOL
#  define BOOST_REGEX_MAKE_BOOL(x) static_cast<bool>((x) ? true : false)
#else
#  ifdef BOOST_MSVC
      // warning suppression with VC6:
#     pragma warning(disable: 4800)
#  endif
#  define BOOST_REGEX_MAKE_BOOL(x) static_cast<bool>(x)
#endif
#endif /* __cplusplus */

/* backwards compatibitity: */
#if defined(BOOST_RE_NO_LIB)
#  define BOOST_REGEX_NO_LIB
#endif

#if defined(__GNUC__) && (defined(_WIN32) || defined(__CYGWIN__))
// gcc on win32 has problems merging switch statements in templates:
#  define BOOST_REGEX_NO_TEMPLATE_SWITCH_MERGE
// gcc on win32 has problems if you include <windows.h>
// (sporadically generates bad code).
#  define BOOST_REGEX_USE_C_LOCALE
#  define BOOST_REGEX_NO_W32
#endif
#if defined(__COMO__) && !defined(BOOST_REGEX_NO_W32) && !defined(_MSC_EXTENSIONS)
#  define BOOST_REGEX_NO_W32
#endif

/*****************************************************************************
 *
 *  Wide character workarounds:
 *
 ****************************************************************************/

#ifdef __cplusplus
#if defined(BOOST_MSVC) && (BOOST_MSVC >= 1300) && !defined(BOOST_REGEX_V3) && !(defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION))
#  define BOOST_REGEX_HAS_SHORT_WCHAR_T
namespace boost{ typedef __wchar_t regex_wchar_type; }
#else
namespace boost{ typedef wchar_t regex_wchar_type; }
#endif
#endif


/*****************************************************************************
 *
 *  Set up dll import/export options:
 *
 ****************************************************************************/

#if defined(BOOST_HAS_DECLSPEC) && (defined(BOOST_REGEX_DYN_LINK) || defined(BOOST_ALL_DYN_LINK)) && !defined(BOOST_REGEX_STATIC_LINK)
#  if defined(BOOST_REGEX_SOURCE)
#     define BOOST_REGEX_DECL __declspec(dllexport)
#     define BOOST_REGEX_BUILD_DLL
#  else
#     define BOOST_REGEX_DECL __declspec(dllimport)
#  endif
#endif

#ifndef BOOST_REGEX_DECL
#  define BOOST_REGEX_DECL
#endif

#if !defined(BOOST_REGEX_NO_LIB) && !defined(BOOST_REGEX_SOURCE) && !defined(BOOST_ALL_NO_LIB) && defined(__cplusplus)
#  define BOOST_LIB_NAME boost_regex
#  if defined(BOOST_REGEX_DYN_LINK) || defined(BOOST_ALL_DYN_LINK)
#     define BOOST_DYN_LINK
#  endif
#ifdef BOOST_REGEX_DIAG
#  define BOOST_LIB_DIAGNOSTIC
#endif
#  include <boost/config/auto_link.hpp>
#endif

/*****************************************************************************
 *
 *  Set up function call type:
 *
 ****************************************************************************/

#if defined(BOOST_MSVC) && (BOOST_MSVC >= 1200) && defined(_MSC_EXTENSIONS)
#if defined(_DEBUG) || defined(__MSVC_RUNTIME_CHECKS)
#  define BOOST_REGEX_CALL __cdecl
#else
#  define BOOST_REGEX_CALL __fastcall
#endif
#  define BOOST_REGEX_CCALL __cdecl
#endif

#if defined(__BORLANDC__) && !defined(BOOST_DISABLE_WIN32)
#  define BOOST_REGEX_CALL __fastcall
#  define BOOST_REGEX_CCALL __stdcall
#endif

#ifndef BOOST_REGEX_CALL
#  define BOOST_REGEX_CALL
#endif
#ifndef BOOST_REGEX_CCALL
#define BOOST_REGEX_CCALL
#endif

/*****************************************************************************
 *
 *  Set up localisation model:
 *
 ****************************************************************************/

/* backwards compatibility: */
#ifdef BOOST_RE_LOCALE_C
#  define BOOST_REGEX_USE_C_LOCALE
#endif

#ifdef BOOST_RE_LOCALE_CPP
#  define BOOST_REGEX_USE_CPP_LOCALE
#endif

/* Win32 defaults to native Win32 locale: */
#if defined(_WIN32) && !defined(BOOST_REGEX_USE_WIN32_LOCALE) && !defined(BOOST_REGEX_USE_C_LOCALE) && !defined(BOOST_REGEX_USE_CPP_LOCALE) && !defined(BOOST_REGEX_NO_W32)
#  define BOOST_REGEX_USE_WIN32_LOCALE
#endif
/* otherwise use C locale: */
#if !defined(BOOST_REGEX_USE_WIN32_LOCALE) && !defined(BOOST_REGEX_USE_C_LOCALE) && !defined(BOOST_REGEX_USE_CPP_LOCALE)
#  define BOOST_REGEX_USE_C_LOCALE
#endif

#if defined(_WIN32) && !defined(BOOST_REGEX_NO_W32)
#  include <windows.h>
#endif

#ifdef MAXPATH
#  define BOOST_REGEX_MAX_PATH MAXPATH
#elif defined(MAX_PATH)
#  define BOOST_REGEX_MAX_PATH MAX_PATH
#elif defined(FILENAME_MAX)
#  define BOOST_REGEX_MAX_PATH FILENAME_MAX
#else
#  define BOOST_REGEX_MAX_PATH 200
#endif

#ifndef BOOST_REGEX_MAX_STATE_COUNT
#  define BOOST_REGEX_MAX_STATE_COUNT 100000000
#endif


/*****************************************************************************
 *
 *  Error Handling for exception free compilers:
 *
 ****************************************************************************/

#ifdef BOOST_NO_EXCEPTIONS
/*