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Catch2/include/internal/catch_fatal_condition.hpp
Phil Nash c1a8e1c5dd Added signal handlers (and placeholder for SEH handlers)
- based on PR 232 (https://github.com/philsquared/Catch/pull/232 - thanks Lukasz Forynski)
- Writes to reporter, so gets all the usual context, but then exits directly (since the stack cannot be resumed) so no summary
- On Windows does nothing, as yet.
2014-08-22 08:07:39 +01:00

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/*
* Created by Phil on 21/08/2014
* Copyright 2014 Two Blue Cubes Ltd. All rights reserved.
*
* Distributed under the Boost Software License, Version 1.0. (See accompanying
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*
*/
#ifndef TWOBLUECUBES_CATCH_FATAL_CONDITION_H_INCLUDED
#define TWOBLUECUBES_CATCH_FATAL_CONDITION_H_INCLUDED
namespace Catch {
// Report the error condition then exit the process
inline void fatal( std::string const& message, int exitCode ) {
IContext& context = Catch::getCurrentContext();
IResultCapture* resultCapture = context.getResultCapture();
ResultBuilder resultBuilder = resultCapture->makeUnexpectedResultBuilder();
resultBuilder.setResultType( ResultWas::FatalErrorCondition );
resultBuilder << message;
resultBuilder.captureExpression();
if( Catch::alwaysTrue() ) // avoids "no return" warnings
exit( exitCode );
}
} // namespace Catch
#if defined ( CATCH_PLATFORM_WINDOWS ) /////////////////////////////////////////
namespace Catch {
struct FatalConditionHandler {};
} // namespace Catch
#else // Not Windows - assumed to be POSIX compatible //////////////////////////
#include <signal.h>
namespace Catch {
struct SignalDefs { int id; const char* name; };
extern SignalDefs signalDefs[];
SignalDefs signalDefs[] = {
{ SIGINT, "SIGINT - Terminal interrupt signal" },
{ SIGILL, "SIGILL - Illegal instruction signal" },
{ SIGFPE, "SIGFPE - Floating point error signal" },
{ SIGSEGV, "SIGSEGV - Segmentation violation signal" },
{ SIGTERM, "SIGTERM - Termination request signal" },
{ SIGABRT, "SIGABRT - Abort (abnormal termination) signal" }
};
struct FatalConditionHandler {
static void handleSignal( int sig ) {
for( std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i )
if( sig == signalDefs[i].id )
fatal( signalDefs[i].name, -sig );
fatal( "<unknown signal>", -sig );
}
FatalConditionHandler() {
for( std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i )
signal( signalDefs[i].id, handleSignal );
}
~FatalConditionHandler() {
for( std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i )
signal( signalDefs[i].id, SIG_DFL );
}
};
} // namespace Catch
#endif // not Windows
#endif // TWOBLUECUBES_CATCH_FATAL_CONDITION_H_INCLUDED