* Initial import
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53
src/sysutils.cpp
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53
src/sysutils.cpp
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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/*
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Rubber Band
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An audio time-stretching and pitch-shifting library.
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Copyright 2007 Chris Cannam.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version. See the file
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COPYING included with this distribution for more information.
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*/
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#include "sysutils.h"
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#include <stdio.h>
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#include <string.h>
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namespace RubberBand {
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bool
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system_is_multiprocessor()
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{
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static bool tested = false, mp = false;
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if (tested) return mp;
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//...
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FILE *cpuinfo = fopen("/proc/cpuinfo", "r");
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if (!cpuinfo) return false;
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int count = 0;
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char buf[256];
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while (!feof(cpuinfo)) {
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fgets(buf, 256, cpuinfo);
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if (!strncmp(buf, "processor", 9)) {
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++count;
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}
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if (count > 1) break;
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}
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fclose(cpuinfo);
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return (count > 1);
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}
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}
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