src/signal.hxx

   1 /*
   2  * inoclam - Inotify+ClamAV virus scanner
   3  * Copyright (C) 2007, 2008, 2009 Vermont Department of Taxes
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef __SIGNAL_HXX
  20 #define __SIGNAL_HXX
  21
  22 /**
  23  * Signal handler for SIGKILL, SIGQUIT, SIGINT.
  24  * Raises a SIGUSR1 signal to tell nanohttp to stop.
  25  * @param sig signal to handle
  26  */
  27 void handle_signal(int sig);
  28
  29 /**
  30  *  installs signal handlers (mostly SIG_IGN)
  31  */
  32 void install_signal_handlers();
  33
  34 /**
  35  * Global variable used to determine if the program should halt. Will it ever halt? Only Alan Turing knows.
  36  * @see handle_signal()
  37  */
  38 extern int exit_now;
  39
  40 #endif