64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
/* Copyright (C) 2013 J.F.Dockes
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef TEST_CPUCONF
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#include "autoconfig.h"
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#include "cpuconf.h"
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#include <thread>
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// Go c++11 !
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bool getCpuConf(CpuConf& cpus)
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{
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#if defined(_WIN32)
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// On windows, indexing is actually twice slower with threads
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// enabled + there is a bug and the process does not exit at the
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// end of indexing. Until these are solved, pretend there is only
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// 1 cpu
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cpus.ncpus = 1;
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#else
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// c++11
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cpus.ncpus = std::thread::hardware_concurrency();
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#endif
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return true;
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}
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#else // TEST_CPUCONF
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#include <stdlib.h>
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#include <iostream>
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using namespace std;
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#include "cpuconf.h"
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// Test driver
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int main(int argc, const char **argv)
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{
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CpuConf cpus;
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if (!getCpuConf(cpus)) {
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cerr << "getCpuConf failed" << endl;
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exit(1);
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}
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cout << "Cpus: " << cpus.ncpus << endl;
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exit(0);
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}
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#endif // TEST_CPUCONF
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