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/* Special use of signals in NPTL internals. Linux version.
Copyright (C) 2014-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
/* The signal used for asynchronous cancelation. */
#define SIGCANCEL __SIGRTMIN
/* Signal needed for the kernel-supported POSIX timer implementation.
We can reuse the cancellation signal since we can distinguish
cancellation from timer expirations. */
#define SIGTIMER SIGCANCEL
/* Signal used to implement the setuid et.al. functions. */
#define SIGSETXID (__SIGRTMIN + 1)
/* Used to communicate with signal handler. */
extern struct xid_command *__xidcmd attribute_hidden;
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