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authorobrien <obrien@FreeBSD.org>2002-05-28 16:16:03 +0000
committerobrien <obrien@FreeBSD.org>2002-05-28 16:16:03 +0000
commit0895e1acb698e05d503c26bec5471de2e88b7d93 (patch)
tree7b14e1142a8f8cf48f311f5246aa3b355f2380b6 /contrib/libstdc++/src/vterminate.cc
parentefbfe7b228c18b8cc364aabaefd6f8253bc6b5ad (diff)
downloadFreeBSD-src-0895e1acb698e05d503c26bec5471de2e88b7d93.zip
FreeBSD-src-0895e1acb698e05d503c26bec5471de2e88b7d93.tar.gz
Gcc 3.1.0 pre-release's C++ support bits from the FSF anoncvs repo
on 9-May-2002 15:57:15 EDT.
Diffstat (limited to 'contrib/libstdc++/src/vterminate.cc')
-rw-r--r--contrib/libstdc++/src/vterminate.cc83
1 files changed, 83 insertions, 0 deletions
diff --git a/contrib/libstdc++/src/vterminate.cc b/contrib/libstdc++/src/vterminate.cc
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+++ b/contrib/libstdc++/src/vterminate.cc
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+// 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
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