52 lines
2.6 KiB
Ada
52 lines
2.6 KiB
Ada
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------------------------------------------------------------------------------
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- S Y S T E M . M U L T I P R O C E S S O R S --
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-- --
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-- B o d y --
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-- --
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-- Copyright (C) 2010-2015, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. --
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-- --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception, --
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-- version 3.1, as published by the Free Software Foundation. --
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-- --
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-- You should have received a copy of the GNU General Public License and --
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-- a copy of the GCC Runtime Library Exception along with this program; --
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-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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-- <http://www.gnu.org/licenses/>. --
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-- --
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------------------------------------------------------------------------------
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with Interfaces.C; use Interfaces.C;
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package body System.Multiprocessors is
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--------------------
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-- Number_Of_CPUs --
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--------------------
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function Number_Of_CPUs return CPU is
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begin
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if CPU'Last = 1 then
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return 1;
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else
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declare
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function Gnat_Number_Of_CPUs return int;
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pragma Import (C, Gnat_Number_Of_CPUs, "__gnat_number_of_cpus");
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begin
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return CPU (Gnat_Number_Of_CPUs);
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end;
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end if;
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end Number_Of_CPUs;
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end System.Multiprocessors;
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