/usr/include/mongo/util/signal_handlers.h is in mongodb-dev 1:2.4.9-1ubuntu2.
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/**
* Copyright (C) 2010 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
namespace mongo {
/**
* Obtains the log file handler and writes the current thread's stack trace to
* it. This call issues an exit(). The function can safely be called from within a
* signal handler.
*
* @param signal that this hadler is called for
*/
void printStackAndExit( int signalNum );
} // namespace mongo
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