From 064af42167bf4fc9aaea2702d80ce08074b889c0 Mon Sep 17 00:00:00 2001 From: Ben Pfaff Date: Wed, 8 Jul 2009 13:19:16 -0700 Subject: Import from old repository commit 61ef2b42a9c4ba8e1600f15bb0236765edc2ad45. --- lib/fatal-signal.h | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 lib/fatal-signal.h (limited to 'lib/fatal-signal.h') diff --git a/lib/fatal-signal.h b/lib/fatal-signal.h new file mode 100644 index 00000000..a92b10dd --- /dev/null +++ b/lib/fatal-signal.h @@ -0,0 +1,39 @@ +/* + * Copyright (c) 2008 Nicira Networks. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef FATAL_SIGNAL_H +#define FATAL_SIGNAL_H 1 + +#include + +/* Basic interface. */ +void fatal_signal_add_hook(void (*)(void *aux), void *aux, bool run_at_exit); +void fatal_signal_block(void); +void fatal_signal_unblock(void); +void fatal_signal_fork(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 *); + +/* Interface for other code that catches one of our signals and needs to pass + * it through. */ +void fatal_signal_handler(int sig_nr); + +#endif /* fatal-signal.h */ -- cgit v1.2.3