2 * fio - the flexible io tester
4 * Copyright (C) 2005 Jens Axboe <axboe@suse.de>
5 * Copyright (C) 2006-2012 Jens Axboe <axboe@kernel.dk>
7 * The license below covers all files distributed with fio unless otherwise
8 * noted in the file itself.
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.
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.
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
50 unsigned long page_mask;
51 unsigned long page_size;
53 static int endian_check(void)
64 else if (u.c[0] == 0x12)
67 #if defined(FIO_LITTLE_ENDIAN)
70 #elif defined(FIO_BIG_ENDIAN)
83 int main(int argc, char *argv[], char *envp[])
88 log_err("fio: endianness settings appear wrong.\n");
89 log_err("fio: please report this to fio@vger.kernel.org\n");
98 * We need locale for number printing, if it isn't set then just
99 * go with the US format.
101 if (!getenv("LC_NUMERIC"))
102 setlocale(LC_NUMERIC, "en_US");
104 ps = sysconf(_SC_PAGESIZE);
106 log_err("Failed to get page size\n");
115 if (parse_options(argc, argv))
119 return fio_handle_clients();
121 return fio_backend();