Home | History | Annotate | Download | only in sys
      1 /* Copyright (C) 1996, 1999, 2001 Free Software Foundation, Inc.
      2    This file is part of the GNU C Library.
      3 
      4    The GNU C Library is free software; you can redistribute it and/or
      5    modify it under the terms of the GNU Lesser General Public
      6    License as published by the Free Software Foundation; either
      7    version 2.1 of the License, or (at your option) any later version.
      8 
      9    The GNU C Library is distributed in the hope that it will be useful,
     10    but WITHOUT ANY WARRANTY; without even the implied warranty of
     11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12    Lesser General Public License for more details.
     13 
     14    You should have received a copy of the GNU Lesser General Public
     15    License along with the GNU C Library; if not, write to the Free
     16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
     17    02111-1307 USA.  */
     18 
     19 #ifndef _SYS_SYSINFO_H
     20 #define _SYS_SYSINFO_H	1
     21 
     22 #include <features.h>
     23 
     24 /* Get sysinfo structure from kernel header.  */
     25 #include <linux/kernel.h>
     26 
     27 __BEGIN_DECLS
     28 
     29 /* Returns information on overall system statistics.  */
     30 extern int sysinfo (struct sysinfo *__info) __THROW;
     31 
     32 
     33 /* Return number of configured processors.  */
     34 extern int get_nprocs_conf (void) __THROW;
     35 
     36 /* Return number of available processors.  */
     37 extern int get_nprocs (void) __THROW;
     38 
     39 
     40 /* Return number of physical pages of memory in the system.  */
     41 extern long int get_phys_pages (void) __THROW;
     42 
     43 /* Return number of available physical pages of memory in the system.  */
     44 extern long int get_avphys_pages (void) __THROW;
     45 
     46 __END_DECLS
     47 
     48 #endif	/* sys/sysinfo.h */
     49