boinc/apps/1sec.C

static volatile const char *BOINCrcsid="$Id$";
// The contents of this file are subject to the BOINC Public License
// Version 1.0 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// http://boinc.berkeley.edu/license_1.0.txt
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
// License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is the Berkeley Open Infrastructure for Network Computing.
//
// The Initial Developer of the Original Code is the SETI@home project.
// Portions created by the SETI@home project are Copyright (C) 2002
// University of California at Berkeley. All Rights Reserved.
//
// Contributor(s):
//

// burn up to one CPU second

#include <cstdio>
#include <ctime>

int main() {
    int now = time(0), i;
    double x=0;

    while (1) {
        for (i=0; i<1000000; i++) x += 1;
        if (time(0) != now) break;
    }

    FILE* f = fopen("out", "w");
    fprintf(f, "done\n");
    fclose(f);
}