1// 2// Automated Testing Framework (atf) 3// 4// Copyright (c) 2007 The NetBSD Foundation, Inc. 5// All rights reserved. 6// 7// Redistribution and use in source and binary forms, with or without 8// modification, are permitted provided that the following conditions 9// are met: 10// 1. Redistributions of source code must retain the above copyright 11// notice, this list of conditions and the following disclaimer. 12// 2. Redistributions in binary form must reproduce the above copyright 13// notice, this list of conditions and the following disclaimer in the 14// documentation and/or other materials provided with the distribution. 15// 16// THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND 17// CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 18// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20// IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY 21// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 23// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 26// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27// IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28// 29 30#if !defined(_ATF_RUN_SIGNALS_HPP_) 31#define _ATF_RUN_SIGNALS_HPP_ 32 33extern "C" { 34#include <signal.h> 35} 36 37namespace atf { 38namespace atf_run { 39 40extern const int last_signo; 41typedef void (*handler)(const int); 42 43class signal_programmer; 44 45// ------------------------------------------------------------------------ 46// The "signal_holder" class. 47// ------------------------------------------------------------------------ 48 49// 50// A RAII model to hold a signal while the object is alive. 51// 52class signal_holder { 53 const int m_signo; 54 signal_programmer* m_sp; 55 56public: 57 signal_holder(const int); 58 ~signal_holder(void); 59 60 void process(void); 61}; 62 63// ------------------------------------------------------------------------ 64// The "signal_programmer" class. 65// ------------------------------------------------------------------------ 66 67// 68// A RAII model to program a signal while the object is alive. 69// 70class signal_programmer { 71 const int m_signo; 72 const handler m_handler; 73 bool m_programmed; 74 struct sigaction m_oldsa; 75 76public: 77 signal_programmer(const int, const handler); 78 ~signal_programmer(void); 79 80 void unprogram(void); 81}; 82 83// ------------------------------------------------------------------------ 84// Free functions. 85// ------------------------------------------------------------------------ 86 87void reset(const int); 88 89} // namespace atf_run 90} // namespace atf 91 92#endif // !defined(_ATF_RUN_SIGNALS_HPP_) 93