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Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-1.0.12/src/SignalHandler.h')
-rw-r--r-- | Build/source/texk/dvisvgm/dvisvgm-1.0.12/src/SignalHandler.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.0.12/src/SignalHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.0.12/src/SignalHandler.h new file mode 100644 index 00000000000..35f63f5e80b --- /dev/null +++ b/Build/source/texk/dvisvgm/dvisvgm-1.0.12/src/SignalHandler.h @@ -0,0 +1,50 @@ +/************************************************************************* +** SignalHandler.h ** +** ** +** This file is part of dvisvgm -- the DVI to SVG converter ** +** Copyright (C) 2005-2012 Martin Gieseking <martin.gieseking@uos.de> ** +** ** +** This program 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 3 of ** +** the License, or (at your option) any later version. ** +** ** +** This program 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 this program; if not, see <http://www.gnu.org/licenses/>. ** +*************************************************************************/ + +#ifndef SIGNALHANDLER_H +#define SIGNALHANDLER_H + +#include <exception> + +struct SignalException : public std::exception { +}; + + +class SignalHandler +{ + public: + ~SignalHandler (); + static SignalHandler& instance (); + bool start (); + void stop (); + void check (); + void trigger (bool notify); + bool active () const {return _active;} + + protected: + SignalHandler () : _active(false) {} + static void callback (int signal); + + private: + bool _active; ///< true if listening for signals + static bool _break; ///< true if signal has been caught +}; + +#endif |