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
  56     #define __WX_BO_WXWIN_COMPAT_1_68 ",compatible with 1.68"
  57 #else
  58     #define __WX_BO_WXWIN_COMPAT_1_68
  59 #endif
  60 #if WXWIN_COMPATIBILITY_2
  61     #define __WX_BO_WXWIN_COMPAT_2_0 ",compatible with 2.0"
  62 #else
  63     #define __WX_BO_WXWIN_COMPAT_2_0
  64 #endif
  65 #if WXWIN_COMPATIBILITY_2_2
  66     #define __WX_BO_WXWIN_COMPAT_2_2 ",compatible with 2.2"
  67 #else
  68     #define __WX_BO_WXWIN_COMPAT_2_2
  69 #endif
  70 #if WXWIN_COMPATIBILITY_2_4
  71     #define __WX_BO_WXWIN_COMPAT_2_4 ",compatible with 2.4"
  72 #else
  73     #define __WX_BO_WXWIN_COMPAT_2_4
  74 #endif
  75
  76
  77 // This macro is passed as argument to wxConsoleApp::CheckBuildOptions()
  78 #define WX_BUILD_OPTIONS_SIGNATURE \
  79     __WX_BO_VERSION(wxMAJOR_VERSION, wxMINOR_VERSION, wxRELEASE_NUMBER) \
  80     " (" __WX_BO_DEBUG "," __WX_BO_UNICODE \
  81      __WX_BO_COMPILER \
  82      __WX_BO_WXWIN_COMPAT_1_68 __WX_BO_WXWIN_COMPAT_2_0 \
  83      __WX_BO_WXWIN_COMPAT_2_2 __WX_BO_WXWIN_COMPAT_2_4 \
  84      ")"
  85
  86
  87 // ----------------------------------------------------------------------------
  88 // WX_CHECK_BUILD_OPTIONS
  89 // ----------------------------------------------------------------------------
  90
  91 // Use this macro to check build options. Adding it to a file in DLL will
  92 // ensure that the DLL checks build options in same way IMPLEMENT_APP() does.
  93 #define WX_CHECK_BUILD_OPTIONS(libName)                                 \
  94     static bool wxCheckBuildOptions()                                   \
  95     {                                                                   \
  96         wxAppConsole::CheckBuildOptions(WX_BUILD_OPTIONS_SIGNATURE,     \
  97                                         libName);                       \
  98         return true;                                                    \
  99     };                                                                  \
 100     static bool gs_buildOptionsCheck = wxCheckBuildOptions();
 101
 102
 103 #if WXWIN_COMPATIBILITY_2_4
 104
 105 // ----------------------------------------------------------------------------
 106 // wxBuildOptions
 107 // ----------------------------------------------------------------------------
 108
 109 // NB: Don't use this class in new code, it relies on the ctor being always
 110 //     inlined. WX_BUILD_OPTIONS_SIGNATURE always works.
 111 class wxBuildOptions
 112 {
 113 public:
 114     // the ctor must be inline to get the compilation settings of the code
 115     // which included this header
 116     wxBuildOptions() : m_signature(WX_BUILD_OPTIONS_SIGNATURE) {}
 117
 118 private:
 119     const char *m_signature;
 120
 121     // actually only CheckBuildOptions() should be our friend but well...
 122     friend class wxAppConsole;
 123 };
 124
 125 #endif // WXWIN_COMPATIBILITY_2_4
 126
 127 #endif // _WX_BUILD_H_