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/*
* Copyright (c) 2008, 2009, 2010, 2013 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FATAL_SIGNAL_H
#define FATAL_SIGNAL_H 1
#ifndef _WIN32
#include <signal.h>
#endif
#include <stdbool.h>
/* Basic interface. */
void fatal_signal_init(void);
void fatal_signal_add_hook(void (*hook_cb)(void *aux),
void (*cancel_cb)(void *aux), void *aux,
bool run_at_exit);
void fatal_signal_fork(void);
void fatal_signal_run(void);
void fatal_signal_wait(void);
void fatal_ignore_sigpipe(void);
void fatal_signal_atexit_handler(void);
/* Convenience functions for unlinking files upon termination.
*
* These functions also unlink the files upon normal process termination via
* exit(). */
void fatal_signal_add_file_to_unlink(const char *);
void fatal_signal_remove_file_to_unlink(const char *);
int fatal_signal_unlink_file_now(const char *);
/* Interface for other code that catches one of our signals and needs to pass
* it through. */
void fatal_signal_handler(int sig_nr);
#ifndef _WIN32
void fatal_signal_block(sigset_t *prev_mask);
#endif
#endif /* fatal-signal.h */
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