signal.hxx

   1 /*
   2  * inoclam - Inotify+ClamAV virus scanner
   3  * Copyright (C) 2007 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 as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  *
  19  * Contributor(s):
  20  *   Tom Cort <tom.cort@state.vt.us>
  21  */
  22
  23 #ifndef __SIGNAL_HXX
  24 #define __SIGNAL_HXX
  25
  26 /**
  27  * Signal handler for SIGKILL, SIGQUIT, SIGINT.
  28  * Raises a SIGUSR1 signal to tell nanohttp to stop.
  29  * @param sig signal to handle
  30  */
  31 void handle_signal(int sig);
  32
  33 /**
  34  *  installs signal handlers (mostly SIG_IGN)
  35  */
  36 void install_signal_handlers();
  37
  38 /**
  39  * Global variable used to determine if the program should halt. Will it ever halt? Only Alan Turing knows.
  40  * @see handle_signal()
  41  */
  42 extern int exit_now;
  43
  44 #endif