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 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwidgets.org>
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_EXCEPT_H_
  13 #define _WX_EXCEPT_H_
  14
  15 #include "wx/defs.h"
  16
  17 // ----------------------------------------------------------------------------
  18 // macros working whether wxUSE_EXCEPTIONS is 0 or 1
  19 // ----------------------------------------------------------------------------
  20
  21 // even if the library itself was compiled with exceptions support, the user
  22 // code using it might be compiling with a compiler switch disabling them in
  23 // which cases we shouldn't use try/catch in the headers -- this results in
  24 // compilation errors in e.g. wx/scopeguard.h with at least g++ 4
  25 #if !wxUSE_EXCEPTIONS || \
  26         (defined(__GNUG__) && !defined(__EXCEPTIONS))
  27     #ifndef wxNO_EXCEPTIONS
  28         #define wxNO_EXCEPTIONS
  29     #endif
  30 #endif
  31
  32 #ifdef wxNO_EXCEPTIONS
  33     #define wxTRY
  34     #define wxCATCH_ALL(code)
  35 #else // do use exceptions
  36     #define wxTRY try
  37     #define wxCATCH_ALL(code) catch ( ... ) { code }
  38 #endif // wxNO_EXCEPTIONS/!wxNO_EXCEPTIONS
  39
  40 #endif // _WX_EXCEPT_H_
  41