2 * Copyright (c) 2008 Nicira Networks.
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 #ifndef FATAL_SIGNAL_H
18 #define FATAL_SIGNAL_H 1
22 /* Basic interface. */
23 void fatal_signal_add_hook(void (*)(void *aux), void *aux, bool run_at_exit);
24 void fatal_signal_block(void);
25 void fatal_signal_unblock(void);
26 void fatal_signal_fork(void);
28 /* Convenience functions for unlinking files upon termination.
30 * These functions also unlink the files upon normal process termination via
32 void fatal_signal_add_file_to_unlink(const char *);
33 void fatal_signal_remove_file_to_unlink(const char *);
35 /* Interface for other code that catches one of our signals and needs to pass
37 void fatal_signal_handler(int sig_nr);
39 #endif /* fatal-signal.h */