include/wx/build.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/build.h
   3 // Purpose:     Runtime build options checking
   4 // Author:      Vadim Zeitlin, Vaclav Slavik
   5 // Modified by:
   6 // Created:     07.05.02
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2002 Vadim Zeitlin <vadim@wxwidgets.org>
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_BUILD_H_
  13 #define _WX_BUILD_H_
  14
  15 #include "wx/version.h"
  16
  17 // ----------------------------------------------------------------------------
  18 // WX_BUILD_OPTIONS_SIGNATURE
  19 // ----------------------------------------------------------------------------
  20
  21 #define __WX_BO_STRINGIZE(x)   __WX_BO_STRINGIZE0(x)
  22 #define __WX_BO_STRINGIZE0(x)  #x
  23
  24 #if (wxMINOR_VERSION % 2) == 0
  25     #define __WX_BO_VERSION(x,y,z) \
  26         __WX_BO_STRINGIZE(x) "." __WX_BO_STRINGIZE(y)
  27 #else
  28     #define __WX_BO_VERSION(x,y,z) \
  29         __WX_BO_STRINGIZE(x) "." __WX_BO_STRINGIZE(y) "." __WX_BO_STRINGIZE(z)
  30 #endif
  31
  32 #ifdef __WXDEBUG__
  33     #define __WX_BO_DEBUG "debug"
  34 #else
  35     #define __WX_BO_DEBUG "no debug"
  36 #endif
  37
  38 #if wxUSE_UNICODE
  39     #define __WX_BO_UNICODE "Unicode"
  40 #else
  41     #define __WX_BO_UNICODE "ANSI"
  42 #endif
  43
  44 // GCC and Intel C++ share same C++ ABI, check if compiler versions are
  45 // compatible:
  46 #if (defined(__GNUG__) || defined(__INTEL_COMPILER) && \
  47      defined(__GXX_ABI_VERSION))
  48     #define __WX_BO_COMPILER \
  49             ",compiler with C++ ABI " __WX_BO_STRINGIZE(__GXX_ABI_VERSION)
  50 #else
  51     #define __WX_BO_COMPILER
  52 #endif
  53
  54 // WXWIN_COMPATIBILITY macros affect presence of virtual functions
  55 #if WXWIN_COMPATIBILITY_2_2
  56     #define __WX_BO_WXWIN_COMPAT_2_2 ",compatible with 2.2"
  57 #else
  58     #define __WX_BO_WXWIN_COMPAT_2_2
  59 #endif
  60 #if WXWIN_COMPATIBILITY_2_4
  61     #define __WX_BO_WXWIN_COMPAT_2_4 ",compatible with 2.4"
  62 #else
  63     #define __WX_BO_WXWIN_COMPAT_2_4
  64 #endif
  65
  66 // deriving wxWin containers from STL ones changes them completely:
  67 #if wxUSE_STL
  68     #define __WX_BO_STL ",STL containers"
  69 #else
  70     #define __WX_BO_STL ",wx containers"
  71 #endif
  72
  73 // This macro is passed as argument to wxConsoleApp::CheckBuildOptions()
  74 #define WX_BUILD_OPTIONS_SIGNATURE \
  75     __WX_BO_VERSION(wxMAJOR_VERSION, wxMINOR_VERSION, wxRELEASE_NUMBER) \
  76     " (" __WX_BO_DEBUG "," __WX_BO_UNICODE \
  77      __WX_BO_COMPILER \
  78      __WX_BO_STL \
  79      __WX_BO_WXWIN_COMPAT_2_2 __WX_BO_WXWIN_COMPAT_2_4 \
  80      ")"
  81
  82
  83 // ----------------------------------------------------------------------------
  84 // WX_CHECK_BUILD_OPTIONS
  85 // ----------------------------------------------------------------------------
  86
  87 // Use this macro to check build options. Adding it to a file in DLL will
  88 // ensure that the DLL checks build options in same way IMPLEMENT_APP() does.
  89 #define WX_CHECK_BUILD_OPTIONS(libName)                                 \
  90     static bool wxCheckBuildOptions()                                   \
  91     {                                                                   \
  92         wxAppConsole::CheckBuildOptions(WX_BUILD_OPTIONS_SIGNATURE,     \
  93                                         libName);                       \
  94         return true;                                                    \
  95     };                                                                  \
  96     static bool gs_buildOptionsCheck = wxCheckBuildOptions();
  97
  98
  99 #if WXWIN_COMPATIBILITY_2_4
 100
 101 // ----------------------------------------------------------------------------
 102 // wxBuildOptions
 103 // ----------------------------------------------------------------------------
 104
 105 // NB: Don't use this class in new code, it relies on the ctor being always
 106 //     inlined. WX_BUILD_OPTIONS_SIGNATURE always works.
 107 class wxBuildOptions
 108 {
 109 public:
 110     // the ctor must be inline to get the compilation settings of the code
 111     // which included this header
 112     wxBuildOptions() : m_signature(WX_BUILD_OPTIONS_SIGNATURE) {}
 113
 114 private:
 115     const char *m_signature;
 116
 117     // actually only CheckBuildOptions() should be our friend but well...
 118     friend class wxAppConsole;
 119 };
 120
 121 #endif // WXWIN_COMPATIBILITY_2_4
 122
 123 #endif // _WX_BUILD_H_