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- /*
- * 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_
- typedef void (*ev_sighandler_t)(int);
- struct evsignal_info {
- struct event ev_signal;
- int ev_signal_pair[2];
- int ev_signal_added;
- volatile sig_atomic_t evsignal_caught;
- struct event_list evsigevents[NSIG];
- sig_atomic_t evsigcaught[NSIG];
- #ifdef HAVE_SIGACTION
- struct sigaction **sh_old;
- #else
- ev_sighandler_t **sh_old;
- #endif
- int sh_old_max;
- };
- int 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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