libcompiler.h

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/*-------------------------------------------------------------------------
 *
 *   FILE
 *      pqxx/libcompiler.h
 *
 *   DESCRIPTION
 *      Compiler deficiency workarounds for libpqxx clients
 *
 * Copyright (c) 2002-2004, Jeroen T. Vermeulen <jtv@xs4all.nl>
 *
 * See COPYING for copyright license.  If you did not receive a file called
 * COPYING with this source code, please notify the distributor of this mistake,
 * or contact the author.
 *
 *-------------------------------------------------------------------------
 */
#ifndef PQXX_LIBCOMPILER_H
#define PQXX_LIBCOMPILER_H

// Workarounds & definitions that need to be included even in library's headers
#include "pqxx/config-public-compiler.h"


#ifdef PQXX_BROKEN_ITERATOR
#include <cstddef>
#include <cstdlib>

namespace PGSTD
{
template<typename Cat, 
         typename T, 
         typename Dist, 
         typename Ptr=T*,
         typename Ref=T&> struct iterator
{
  typedef Cat iterator_category;
  typedef T value_type;
  typedef Dist difference_type;
  typedef Ptr pointer;
  typedef Ref reference;
};
}
#else
#include <iterator>
#endif // PQXX_BROKEN_ITERATOR

#ifndef PQXX_HAVE_CHAR_TRAITS
#include <cstddef>
namespace PGSTD
{
template<typename CHAR> struct char_traits {};
template<> struct char_traits<char>
{
  typedef int int_type;
  typedef size_t pos_type;
  typedef long off_type;
  typedef char char_type;

  static int_type eof() { return -1; }
};
template<> struct char_traits<unsigned char>
{
  typedef int int_type;
  typedef size_t pos_type;
  typedef long off_type;
  typedef unsigned char char_type;

  static int_type eof() { return -1; }
};
}
#endif

// Workarounds for SUN Workshop 6
#if defined(__SUNPRO_CC)
#if __SUNPRO_CC_COMPAT < 5
#error "This compiler version is not capable of building libpqxx."
#endif  // __SUNPRO_CC_COMPAT < 5

#define PQXX_BROKEN_MEMBER_TEMPLATE_DEFAULT_ARG

#endif  // __SUNPRO_CC


// Workarounds for Compaq C++ for Alpha
#if defined(__DECCXX_VER)
#define __USE_STD_IOSTREAM
#endif  // __DECCXX_VER


// Workarounds for Windows
#ifdef _WIN32

// Workarounds for Microsoft Visual C++
#ifdef _MSC_VER
#if _MSC_VER < 1300
#error If you're using Visual C++, you'll need at least version 7 (VC.NET)
#endif  // _MSC_VER < 1300

// Workarounds for Visual C++.NET (2003 version does seem to work)
#if _MSC_VER < 1310
#define PQXX_WORKAROUND_VC7
#undef PQXX_HAVE_REVERSE_ITERATOR
#define PQXX_NO_PARTIAL_CLASS_TEMPLATE_SPECIALISATION
#define PQXX_TYPENAME
#endif  // _MSC_VER < 1310
#pragma warning (disable: 4290)
#pragma warning (disable: 4355)
#pragma warning (disable: 4786)
#pragma warning (disable: 4251 4275 4273)
#pragma comment(lib, "libpqdll")
#if !defined(PQXX_LIBEXPORT) && !defined(_LIB)
#define PQXX_LIBEXPORT __declspec(dllimport)
#endif  // PQXX_LIBEXPORT _LIB
#endif  // _MSC_VER
#endif  // _WIN32

// Used for Windows DLL
#ifndef PQXX_LIBEXPORT
#define PQXX_LIBEXPORT
#endif

// Some compilers (well, VC) stumble over some required cases of "typename"
#ifndef PQXX_TYPENAME
#define PQXX_TYPENAME typename
#endif

#endif

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