63 lines
2.0 KiB
Groff
63 lines
2.0 KiB
Groff
.\" $OpenBSD: fuse_set_signal_handlers.3,v 1.2 2018/07/05 14:55:05 jmc Exp $
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.\"
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.\" Copyright (c) 2018 Helg Bredow <helg@openbsd.org>
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.\"
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.\" Permission to use, copy, modify, and 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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.\"
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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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.\"
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.Dd $Mdocdate: July 5 2018 $
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.Dt FUSE_SET_SIGNAL_HANDLERS 3
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.Os
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.Sh NAME
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.Nm fuse_set_signal_handlers ,
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.Nm fuse_remove_signal_handlers
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.Nd install and remove FUSE signal handlers
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.Sh SYNOPSIS
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.In fuse.h
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.Ft int
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.Fn fuse_set_signal_handlers "struct fuse_session *se"
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.Ft void
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.Fn fuse_remove_signal_handlers "struct fuse_session *se"
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.Sh DESCRIPTION
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.Fn fuse_set_signal_handlers
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installs signal handlers for the signals SIGHUP, SIGINT and SIGTERM that
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will attempt to unmount the file system.
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SIGPIPE will be ignored.
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If there is already a signal handler installed for any of these signals
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then it is not replaced.
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.Pp
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.Fn fuse_remove_signal_handlers
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will restore the default signal handlers for any signals that were
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installed by
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.Fn fuse_set_signal_handlers .
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.Sh RETURN VALUES
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.Fn fuse_set_signal_handlers
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will return 0 on success and -1 on failure.
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.Sh SEE ALSO
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.Xr sigaction 2 ,
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.Xr fuse_setup 3
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.Sh STANDARDS
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The
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.Fn fuse_set_signal_handlers
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and
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.Fn fuse_remove_signal_handlers
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functions conform to FUSE 2.6.
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.Sh HISTORY
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The
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.Fn fuse_set_signal_handlers
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and
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.Fn fuse_remove_signal_handlers
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functions first appeared in
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.Ox 5.4 .
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.Sh AUTHORS
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.An Helg Bredow Aq Mt helg@openbsd.org
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