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/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <signal.h>
static int current_rtmin = __SIGRTMIN + 1;
static int current_rtmax = __SIGRTMAX;
/* We reserve __SIGRTMIN for use as the cancelation signal. This
signal is used internally. */
int
__libc_current_sigrtmin (void)
{
return current_rtmin;
}
strong_alias (__libc_current_sigrtmin, __libc_current_sigrtmin_private)
int
__libc_current_sigrtmax (void)
{
return current_rtmax;
}
strong_alias (__libc_current_sigrtmax, __libc_current_sigrtmax_private)
int
__libc_allocate_rtsig (int high)
{
if (current_rtmin == -1 || current_rtmin > current_rtmax)
/* We don't have anymore signal available. */
return -1;
return high ? current_rtmin++ : current_rtmax--;
}
strong_alias (__libc_allocate_rtsig, __libc_allocate_rtsig_private)
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