libusrp/host/include/usrp/usrp_local_sighandler.h

62 lines
1.6 KiB
C++

/* -*- c++ -*- */
/*
* Copyright 2004 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio 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, or (at your option)
* any later version.
*
* GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_USRP_LOCAL_SIGHANDLER_H
#define INCLUDED_USRP_LOCAL_SIGHANDLER_H
#include <signal.h>
#include <string>
/*!
* \brief Representation of signal.
*/
class usrp_signal
{
int d_signum;
public:
usrp_signal (int signum) : d_signum (signum) {}
int signal () const { return d_signum; }
std::string name () const;
};
/*!
* \brief Get and set signal handler.
*
* Constructor installs new handler, destructor reinstalls
* original value.
*/
class usrp_local_sighandler {
int d_signum;
#ifdef HAVE_SIGACTION
struct sigaction d_old_action;
#endif
public:
usrp_local_sighandler (int signum, void (*new_handler)(int));
~usrp_local_sighandler ();
/* throw usrp_signal (signum) */
static void throw_signal (int signum);
};
#endif /* INCLUDED_USRP_LOCAL_SIGHANDLER_H */