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      1 /*
      2  * fio - the flexible io tester
      3  *
      4  * Copyright (C) 2005 Jens Axboe <axboe (at) suse.de>
      5  * Copyright (C) 2006-2012 Jens Axboe <axboe (at) kernel.dk>
      6  *
      7  * The license below covers all files distributed with fio unless otherwise
      8  * noted in the file itself.
      9  *
     10  *  This program is free software; you can redistribute it and/or modify
     11  *  it under the terms of the GNU General Public License version 2 as
     12  *  published by the Free Software Foundation.
     13  *
     14  *  This program is distributed in the hope that it will be useful,
     15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
     16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     17  *  GNU General Public License for more details.
     18  *
     19  *  You should have received a copy of the GNU General Public License
     20  *  along with this program; if not, write to the Free Software
     21  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
     22  *
     23  */
     24 #include <unistd.h>
     25 #include <locale.h>
     26 #include <time.h>
     27 
     28 #include "fio.h"
     29 #include "smalloc.h"
     30 
     31 int main(int argc, char *argv[], char *envp[])
     32 {
     33 	if (initialize_fio(envp))
     34 		return 1;
     35 
     36 #if !defined(CONFIG_GETTIMEOFDAY) && !defined(CONFIG_CLOCK_GETTIME)
     37 #error "No available clock source!"
     38 #endif
     39 
     40 	if (parse_options(argc, argv))
     41 		return 1;
     42 
     43 	fio_time_init();
     44 
     45 	if (nr_clients) {
     46 		if (fio_start_all_clients())
     47 			return 1;
     48 		return fio_handle_clients(&fio_client_ops);
     49 	} else
     50 		return fio_backend();
     51 }
     52