Annotation of embedaddon/libevent/evsignal.h, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright 2000-2002 Niels Provos <provos@citi.umich.edu>
! 3: * All rights reserved.
! 4: *
! 5: * Redistribution and use in source and binary forms, with or without
! 6: * modification, are permitted provided that the following conditions
! 7: * are met:
! 8: * 1. Redistributions of source code must retain the above copyright
! 9: * notice, this list of conditions and the following disclaimer.
! 10: * 2. Redistributions in binary form must reproduce the above copyright
! 11: * notice, this list of conditions and the following disclaimer in the
! 12: * documentation and/or other materials provided with the distribution.
! 13: * 3. The name of the author may not be used to endorse or promote products
! 14: * derived from this software without specific prior written permission.
! 15: *
! 16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 18: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 19: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 20: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 21: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 22: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 23: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 24: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 25: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 26: */
! 27: #ifndef _EVSIGNAL_H_
! 28: #define _EVSIGNAL_H_
! 29:
! 30: typedef void (*ev_sighandler_t)(int);
! 31:
! 32: struct evsignal_info {
! 33: struct event ev_signal;
! 34: int ev_signal_pair[2];
! 35: int ev_signal_added;
! 36: volatile sig_atomic_t evsignal_caught;
! 37: struct event_list evsigevents[NSIG];
! 38: sig_atomic_t evsigcaught[NSIG];
! 39: #ifdef HAVE_SIGACTION
! 40: struct sigaction **sh_old;
! 41: #else
! 42: ev_sighandler_t **sh_old;
! 43: #endif
! 44: int sh_old_max;
! 45: };
! 46: int evsignal_init(struct event_base *);
! 47: void evsignal_process(struct event_base *);
! 48: int evsignal_add(struct event *);
! 49: int evsignal_del(struct event *);
! 50: void evsignal_dealloc(struct event_base *);
! 51:
! 52: #endif /* _EVSIGNAL_H_ */
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