Gcc 3.1.0 pre-release's C++ support bits from the FSF anoncvs repo

on 9-May-2002 15:57:15 EDT.

1 files changed, 83 insertions, 0 deletions

diff --git a/contrib/libstdc++/src/vterminate.cc b/contrib/libstdc++/src/vterminate.cc
new file mode 100644
index 0000000..a3543c9
--- /dev/null
+++ b/contrib/libstdc++/src/vterminate.cc
@@ -0,0 +1,83 @@
+// Verbose terminate_handler -*- C++ -*-
+
+// Copyright (C) 2001, 2002 Free Software Foundation
+//
+// This file is part of GNU CC.
+//
+// GNU CC is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2, or (at your option)
+// any later version.
+// 
+// GNU CC is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with GNU CC; see the file COPYING.  If not, write to
+// the Free Software Foundation, 59 Temple Place - Suite 330,
+// Boston, MA 02111-1307, USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+#include <cstdlib>
+#include <cstdio>
+#include <exception>
+#include <exception_defines.h>
+#include <cxxabi.h>
+
+using namespace std;
+using namespace abi;
+
+namespace __gnu_cxx
+{
+  /* A replacement for the standard terminate_handler which prints
+   more information about the terminating exception (if any) on
+   stderr.  */
+  void __verbose_terminate_handler()
+  {
+    // Make sure there was an exception; terminate is also called for an
+    // attempt to rethrow when there is no suitable exception.
+    type_info *t = __cxa_current_exception_type();
+    if (t)
+      {
+	char const *name = t->name();
+	// Note that "name" is the mangled name.
+	
+	{
+	  int status = -1;
+	  char *dem = 0;
+	  
+	  // Disabled until __cxa_demangle gets the runtime GPL exception.
+	  dem = __cxa_demangle(name, 0, 0, &status);
+
+	  printf("terminate called after throwing a `%s'\n", 
+		 status == 0 ? dem : name);
+
+	  if (status == 0)
+	    free(dem);
+	}
+
+	// If the exception is derived from std::exception, we can give more
+	// information.
+	try { __throw_exception_again; }
+#ifdef __EXCEPTIONS
+	catch (exception &exc)
+	  { fprintf(stderr, "  what(): %s\n", exc.what()); }
+#endif
+	catch (...) { }
+      }
+    else
+      fprintf(stderr, "terminate called without an active exception\n");
+    
+    abort();
+  }
+} // namespace __gnu_cxx