| /* |
| * version.h -- get running kernel version |
| * |
| * Copyright (C) 2008 Oracle. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public |
| * License along with this program; if not, write to the |
| * Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 0211-1301 USA |
| * |
| */ |
| |
| #ifndef _NFS_UTILS_MOUNT_VERSION_H |
| #define _NFS_UTILS_MOUNT_VERSION_H |
| |
| #include <stdio.h> |
| #include <limits.h> |
| |
| #include <sys/utsname.h> |
| |
| static inline unsigned int MAKE_VERSION(unsigned int p, unsigned int q, |
| unsigned int r) |
| { |
| return (65536 * p) + (256 * q) + r; |
| } |
| |
| static inline unsigned int linux_version_code(void) |
| { |
| struct utsname my_utsname; |
| unsigned int p, q = 0, r = 0; |
| |
| /* UINT_MAX as backward compatibility code should not be run */ |
| if (uname(&my_utsname)) |
| return UINT_MAX; |
| |
| /* UINT_MAX as future versions might not start with an integer */ |
| if (sscanf(my_utsname.release, "%u.%u.%u", &p, &q, &r) < 1) |
| return UINT_MAX; |
| |
| return MAKE_VERSION(p, q, r); |
| } |
| |
| #endif /* _NFS_UTILS_MOUNT_VERSION_H */ |