1/* 2 * Quagga Signal handling header. 3 * 4 * Copyright (C) 2004 Paul Jakma. 5 * 6 * This file is part of Quagga. 7 * 8 * Quagga is free software; you can redistribute it and/or modify it 9 * under the terms of the GNU General Public License as published by the 10 * Free Software Foundation; either version 2, or (at your option) any 11 * later version. 12 * 13 * Quagga is distributed in the hope that it will be useful, but 14 * WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with Quagga; see the file COPYING. If not, write to the Free 20 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 21 * 02111-1307, USA. 22 */ 23 24#ifndef _QUAGGA_SIGNAL_H 25#define _QUAGGA_SIGNAL_H 26 27#include <thread.h> 28 29#define QUAGGA_SIGNAL_TIMER_INTERVAL 2L 30 31struct quagga_signal_t 32{ 33 int signal; /* signal number */ 34 void (*handler) (void); /* handler to call */ 35 36 volatile sig_atomic_t caught; /* private member */ 37}; 38 39/* initialise sigevent system 40 * takes: 41 * - pointer to valid struct thread_master 42 * - number of elements in passed in signals array 43 * - array of quagga_signal_t's describing signals to handle 44 * and handlers to use for each signal 45 */ 46extern void signal_init (struct thread_master *m, int sigc, 47 struct quagga_signal_t *signals); 48 49/* check whether there are signals to handle, process any found */ 50extern int quagga_sigevent_process (void); 51 52#endif /* _QUAGGA_SIGNAL_H */ 53