kc3-lang/libevent/evsignal.h

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• Hash : 1120f04f
  Author :
  Date : 2007-11-25T21:53:06
  

   r16731@catbus:  nickm | 2007-11-25 16:52:53 -0500
   Replace all fds on non-unix-specific APIs with evutil_socket_t, which is int on unix and intptr_t on win32.
  
  
  svn:r552
  

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• evsignal.h

• /*
   * Copyright 2000-2002 Niels Provos <provos@citi.umich.edu>
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  #ifndef _EVSIGNAL_H_
  #define _EVSIGNAL_H_
  
  #ifndef evutil_socket_t
  #include "evutil.h"
  #endif
  
  typedef void (*ev_sighandler_t)(int);
  
  struct evsignal_info {
  	struct event_list signalqueue;
  	struct event ev_signal;
      evutil_socket_t ev_signal_pair[2];
  	int ev_signal_added;
  	volatile sig_atomic_t evsignal_caught;
  	sig_atomic_t evsigcaught[NSIG];
  #ifdef HAVE_SIGACTION
  	struct sigaction **sh_old;
  #else
  	ev_sighandler_t **sh_old;
  #endif
  	int sh_old_max;
  };
  void evsignal_init(struct event_base *);
  void evsignal_process(struct event_base *);
  int evsignal_add(struct event *);
  int evsignal_del(struct event *);
  void evsignal_dealloc(struct event_base *);
  
  #endif /* _EVSIGNAL_H_ */
  

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