1 /* vi: set sw=4 ts=4: */
5 * Copyright (C) tons of folks. Tracking down who wrote what
6 * isn't something I'm going to worry about... If you wrote something
7 * here, please feel free to acknowledge your work.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
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 GNU
17 * 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
23 * Based in part on code from sash, Copyright (c) 1999 by David I. Bell
24 * Permission has been granted to redistribute this code under the GPL.
31 #include <sys/utsname.h> /* for uname(2) */
35 /* Returns kernel version encoded as major*65536 + minor*256 + patch,
36 * so, for example, to check if the kernel is greater than 2.2.11:
37 * if (get_kernel_revision() <= 2*65536+2*256+11) { <stuff> }
39 extern int get_kernel_revision(void)
45 if (uname(&name) == -1) {
46 perror_msg("cannot get system information");
52 for (i=0 ; i<3 ; i++) {
53 r = r * 256 + atoi(strtok(s, "."));