1 /* vi: set sw=4 ts=4: */
3 * Mini free implementation for busybox
5 * Copyright (C) 1999,2000 by Lineo, inc.
6 * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 #include <sys/sysinfo.h>
29 extern int free_main(int argc, char **argv)
33 info.totalram/=DIVISOR;
34 info.freeram/=DIVISOR;
35 info.totalswap/=DIVISOR;
36 info.freeswap/=DIVISOR;
37 info.sharedram/=DIVISOR;
38 info.bufferram/=DIVISOR;
40 if (argc > 1 && **(argv + 1) == '-') {
42 #ifndef BB_FEATURE_TRIVIAL_HELP
43 "\nDisplays the amount of free and used system memory\n"
49 printf("%6s%13s%13s%13s%13s%13s\n", "", "total", "used", "free",
52 printf("%6s%13ld%13ld%13ld%13ld%13ld\n", "Mem:", info.totalram,
53 info.totalram-info.freeram, info.freeram,
54 info.sharedram, info.bufferram);
56 printf("%6s%13ld%13ld%13ld\n", "Swap:", info.totalswap,
57 info.totalswap-info.freeswap, info.freeswap);
59 printf("%6s%13ld%13ld%13ld\n", "Total:", info.totalram+info.totalswap,
60 (info.totalram-info.freeram)+(info.totalswap-info.freeswap),
61 info.freeram+info.freeswap);