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glibc  2.9
pt-allocrtsig.c
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00001 /* Copyright (C) 2002, 2004 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <signal.h>
00021 
00022 
00023 /* These are defined in libc.  We want to have only one definition
00024    so we "forward" the calls.  */
00025 extern int __libc_current_sigrtmin_private (void);
00026 extern int __libc_current_sigrtmax_private (void);
00027 extern int __libc_allocate_rtsig_private (int high);
00028 
00029 
00030 /* We reserve __SIGRTMIN for use as the cancellation signal and
00031    __SIGRTMIN+1 to handle setuid et.al.  These signals are used
00032    internally.  */
00033 int
00034 __libc_current_sigrtmin (void)
00035 {
00036   return __libc_current_sigrtmin_private ();
00037 }
00038 
00039 
00040 int
00041 __libc_current_sigrtmax (void)
00042 {
00043   return __libc_current_sigrtmax_private ();
00044 }
00045 
00046 
00047 int
00048 __libc_allocate_rtsig (int high)
00049 {
00050   return __libc_allocate_rtsig_private (high);
00051 }