middle of porting; unstable, don't checkout; refs #1

src/mrw/exception.cpp

@@ -0,0 +1,50 @@
+/** @file
+
+    $Id$
+
+    $Date$
+    $Author$
+
+    @copy © Marc Wäckerlin
+    @license LGPL, see file <a href="license.html">COPYING</a>
+
+    $Log$
+    Revision 1.2  2004/08/28 16:21:25  marc
+    mrw-c++-0.92 (mrw)
+    - new file: version.cpp
+    - new file header for all sources
+    - work around warning in mrw::auto<T>
+    - possibility to compile without log4cxx
+    - work around bugs in demangle.h and libiberty.h
+    - corrections in documentation
+    - added simple tracing mechanism
+    - more warnings
+    - small corrections in Auto<>::Free and a new test for it
+    - possibility to compile without stack trace
+
+*/
+#include <mrw/exception.hpp>
+
+#ifdef HAVE_STACKTRACE
+# include <mrw/stacktrace.hpp>
+#else
+  namespace mrw {
+    class StackTrace {
+      public:
+      operator std::string() throw() {return "";}
+    };
+  }
+#endif
+
+namespace mrw {
+  exception::exception() throw(std::bad_exception):
+    _stacktrace(new StackTrace) {
+  }
+  exception::~exception() throw() {
+    delete _stacktrace;
+  }
+  const std::string& exception::stacktrace() const throw(std::bad_exception) {
+    static const std::string st(*_stacktrace);
+    return st;
+  }
+}