include/wx/except.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/except.h
   3 // Purpose:     C++ exception related stuff
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     17.09.2003
   7 // Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwidgets.org>
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_EXCEPT_H_
  12 #define _WX_EXCEPT_H_
  13
  14 #include "wx/defs.h"
  15
  16 // ----------------------------------------------------------------------------
  17 // macros working whether wxUSE_EXCEPTIONS is 0 or 1
  18 // ----------------------------------------------------------------------------
  19
  20 // even if the library itself was compiled with exceptions support, the user
  21 // code using it might be compiling with a compiler switch disabling them in
  22 // which cases we shouldn't use try/catch in the headers -- this results in
  23 // compilation errors in e.g. wx/scopeguard.h with at least g++ 4
  24 #if !wxUSE_EXCEPTIONS || \
  25         (defined(__GNUG__) && !defined(__EXCEPTIONS))
  26     #ifndef wxNO_EXCEPTIONS
  27         #define wxNO_EXCEPTIONS
  28     #endif
  29 #endif
  30
  31 #ifdef wxNO_EXCEPTIONS
  32     #define wxTRY
  33     #define wxCATCH_ALL(code)
  34 #else // do use exceptions
  35     #define wxTRY try
  36     #define wxCATCH_ALL(code) catch ( ... ) { code }
  37 #endif // wxNO_EXCEPTIONS/!wxNO_EXCEPTIONS
  38
  39 #endif // _WX_EXCEPT_H_
  40