xapian-applications/omega/freemem.h

   1 /** @file
   2  * @brief determine how much free physical memory there is.
   3  */
   4 /* Copyright (C) 2007 Olly Betts
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  19  */
  20
  21 #ifndef OMEGA_INCLUDED_FREEMEM_H
  22 #define OMEGA_INCLUDED_FREEMEM_H
  23
  24 /** Determine how much free physical memory there is.
  25  *
  26  *  Returns the amount of free physical memory, in bytes, or -1 if this isn't
  27  *  known.
  28  */
  29 long get_free_physical_memory();
  30
  31 #endif // OMEGA_INCLUDED_FREEMEM_H