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Member "stress-ng-0.09.56/test/test-syncfs.c" (15 Mar 2019, 1520 Bytes) of package /linux/privat/stress-ng-0.09.56.tar.xz:


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    1 /*
    2  * Copyright (C) 2013-2019 Canonical, Ltd.
    3  *
    4  * This program is free software; you can redistribute it and/or
    5  * modify it under the terms of the GNU General Public License
    6  * as published by the Free Software Foundation; either version 2
    7  * of the License, or (at your option) any later version.
    8  *
    9  * This program is distributed in the hope that it will be useful,
   10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   12  * GNU General Public License for more details.
   13  *
   14  * You should have received a copy of the GNU General Public License
   15  * along with this program; if not, write to the Free Software
   16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
   17  *
   18  * This code is a complete clean re-write of the stress tool by
   19  * Colin Ian King <colin.king@canonical.com> and attempts to be
   20  * backwardly compatible with the stress tool by Amos Waterland
   21  * <apw@rossby.metr.ou.edu> but has more stress tests and more
   22  * functionality.
   23  *
   24  */
   25 #define  _GNU_SOURCE
   26 
   27 #include <unistd.h>
   28 #include <sys/types.h>
   29 #include <sys/stat.h>
   30 #include <fcntl.h>
   31 
   32 #if defined(__FreeBSD_kernel__)
   33 #error syncfs is not implemented with FreeBSD kernel
   34 #endif
   35 
   36 int main(void)
   37 {
   38     static const char *filename = "/tmp/test-syncfs.tmp";
   39     int fd, err = 1;
   40 
   41     fd = open(filename, O_RDWR | O_CREAT, 0666);
   42     if (fd < 0)
   43         return 1;
   44     (void)unlink(filename);
   45 
   46     if (syncfs(fd) < 0)
   47         goto err;
   48     err = 0;
   49 err:
   50     (void)close(fd);
   51 
   52     return err;
   53 }