mirror of
https://github.com/Icinga/icinga2.git
synced 2025-11-04 05:34:12 +01:00
112 lines
3.7 KiB
C++
112 lines
3.7 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "base/exception.h"
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using namespace icinga;
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static boost::thread_specific_ptr<StackTrace> l_LastExceptionStack;
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static boost::thread_specific_ptr<ContextTrace> l_LastExceptionContext;
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#ifndef _WIN32
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extern "C"
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void __cxa_throw(void *obj, void *pvtinfo, void (*dest)(void *))
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{
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typedef void (*cxa_throw_fn)(void *, void *, void (*) (void *)) __attribute__((noreturn));
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static cxa_throw_fn real_cxa_throw;
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if (real_cxa_throw == 0)
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real_cxa_throw = (cxa_throw_fn)dlsym(RTLD_NEXT, "__cxa_throw");
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#ifndef __APPLE__
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void *thrown_ptr = obj;
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const std::type_info *tinfo = static_cast<std::type_info *>(pvtinfo);
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const std::type_info *boost_exc = &typeid(boost::exception);
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/* Check if the exception is a pointer type. */
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if (tinfo->__is_pointer_p())
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thrown_ptr = *(void **)thrown_ptr;
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#endif /* __APPLE__ */
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StackTrace stack;
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SetLastExceptionStack(stack);
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ContextTrace context;
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SetLastExceptionContext(context);
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#ifndef __APPLE__
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/* Check if thrown_ptr inherits from boost::exception. */
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if (boost_exc->__do_catch(tinfo, &thrown_ptr, 1)) {
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boost::exception *ex = (boost::exception *)thrown_ptr;
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if (boost::get_error_info<StackTraceErrorInfo>(*ex) == NULL)
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*ex << StackTraceErrorInfo(stack);
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if (boost::get_error_info<ContextTraceErrorInfo>(*ex) == NULL)
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*ex << ContextTraceErrorInfo(context);
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}
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#endif /* __APPLE__ */
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real_cxa_throw(obj, pvtinfo, dest);
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}
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#endif /* _WIN32 */
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StackTrace *icinga::GetLastExceptionStack(void)
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{
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return l_LastExceptionStack.get();
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}
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void icinga::SetLastExceptionStack(const StackTrace& trace)
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{
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l_LastExceptionStack.reset(new StackTrace(trace));
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}
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ContextTrace *icinga::GetLastExceptionContext(void)
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{
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return l_LastExceptionContext.get();
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}
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void icinga::SetLastExceptionContext(const ContextTrace& context)
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{
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l_LastExceptionContext.reset(new ContextTrace(context));
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}
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String icinga::DiagnosticInformation(boost::exception_ptr eptr)
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{
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StackTrace *pt = GetLastExceptionStack();
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StackTrace stack;
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ContextTrace *pc = GetLastExceptionContext();
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ContextTrace context;
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if (pt)
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stack = *pt;
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if (pc)
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context = *pc;
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try {
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boost::rethrow_exception(eptr);
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} catch (const std::exception& ex) {
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return DiagnosticInformation(ex, pt ? &stack : NULL, pc ? &context : NULL);
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}
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return boost::diagnostic_information(eptr);
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}
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