Back to index

glibc  2.9
smp.h
Go to the documentation of this file.
00001 /* Determine whether the host has multiple processors.  Linux version.
00002    Copyright (C) 1996, 2002, 2004, 2006 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Library General Public License as
00007    published by the Free Software Foundation; either version 2 of the
00008    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    Library General Public License for more details.
00014 
00015    You should have received a copy of the GNU Library General Public
00016    License along with the GNU C Library; see the file COPYING.LIB.  If not,
00017    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00018    Boston, MA 02111-1307, USA.  */
00019 
00020 /* Test whether the machine has more than one processor.  This is not the
00021    best test but good enough.  More complicated tests would require `malloc'
00022    which is not available at that time.  */
00023 static inline int
00024 is_smp_system (void)
00025 {
00026   /* Assume all machines are SMP and/or CMT and/or SMT.  */
00027   return 1;
00028 }