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@wxwindows.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
  67 // This macro is passed as argument to wxConsoleApp::CheckBuildOptions()
  68 #define WX_BUILD_OPTIONS_SIGNATURE \
  69     __WX_BO_VERSION(wxMAJOR_VERSION, wxMINOR_VERSION, wxRELEASE_NUMBER) \
  70     " (" __WX_BO_DEBUG "," __WX_BO_UNICODE \
  71      __WX_BO_COMPILER \
  72      __WX_BO_WXWIN_COMPAT_2_2 __WX_BO_WXWIN_COMPAT_2_4 \
  73      ")"
  74
  75
  76 // ----------------------------------------------------------------------------
  77 // WX_CHECK_BUILD_OPTIONS
  78 // ----------------------------------------------------------------------------
  79
  80 // Use this macro to check build options. Adding it to a file in DLL will
  81 // ensure that the DLL checks build options in same way IMPLEMENT_APP() does.
  82 #define WX_CHECK_BUILD_OPTIONS(libName)                                 \
  83     static bool wxCheckBuildOptions()                                   \
  84     {                                                                   \
  85         wxAppConsole::CheckBuildOptions(WX_BUILD_OPTIONS_SIGNATURE,     \
  86                                         libName);                       \
  87         return true;                                                    \
  88     };                                                                  \
  89     static bool gs_buildOptionsCheck = wxCheckBuildOptions();
  90
  91
  92 #if WXWIN_COMPATIBILITY_2_4
  93
  94 // ----------------------------------------------------------------------------
  95 // wxBuildOptions
  96 // ----------------------------------------------------------------------------
  97
  98 // NB: Don't use this class in new code, it relies on the ctor being always
  99 //     inlined. WX_BUILD_OPTIONS_SIGNATURE always works.
 100 class wxBuildOptions
 101 {
 102 public:
 103     // the ctor must be inline to get the compilation settings of the code
 104     // which included this header
 105     wxBuildOptions() : m_signature(WX_BUILD_OPTIONS_SIGNATURE) {}
 106
 107 private:
 108     const char *m_signature;
 109
 110     // actually only CheckBuildOptions() should be our friend but well...
 111     friend class wxAppConsole;
 112 };
 113
 114 #endif // WXWIN_COMPATIBILITY_2_4
 115
 116 #endif // _WX_BUILD_H_