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* Daemonization & pidfile handling.
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* Copyright (c) 2007-2009 Marko Kreen, Skype Technologies OÜ
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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#ifndef _USUAL_DAEMON_H_
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#define _USUAL_DAEMON_H_
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#include <usual/base.h>
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* Read a pid from pidfile and send a signal to it.
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bool signal_pidfile(const char *pidfile, int sig);
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* Daemonize process and write pidfile.
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void daemonize(const char *pidfile, bool go_background);