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cbe31dace5
header file usage before the 0.49 release. To fix it, I had to move the '#include "busybox.h"' to the end of the list of #include files. -Erik
68 lines
2.0 KiB
C
68 lines
2.0 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini free implementation for busybox
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*
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* Copyright (C) 1999,2000,2001 by Lineo, inc.
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* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <stdlib.h>
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#include "busybox.h"
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extern int free_main(int argc, char **argv)
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{
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struct sysinfo info;
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sysinfo(&info);
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/* Kernels prior to 2.4.x will return info.mem_unit==0, so cope... */
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if (info.mem_unit==0) {
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info.mem_unit=1;
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}
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info.mem_unit*=1024;
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/* TODO: Make all this stuff not overflow when mem >= 4 Gib */
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info.totalram/=info.mem_unit;
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info.freeram/=info.mem_unit;
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info.totalswap/=info.mem_unit;
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info.freeswap/=info.mem_unit;
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info.sharedram/=info.mem_unit;
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info.bufferram/=info.mem_unit;
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if (argc > 1 && **(argv + 1) == '-')
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show_usage();
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printf("%6s%13s%13s%13s%13s%13s\n", "", "total", "used", "free",
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"shared", "buffers");
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printf("%6s%13ld%13ld%13ld%13ld%13ld\n", "Mem:", info.totalram,
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info.totalram-info.freeram, info.freeram,
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info.sharedram, info.bufferram);
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printf("%6s%13ld%13ld%13ld\n", "Swap:", info.totalswap,
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info.totalswap-info.freeswap, info.freeswap);
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printf("%6s%13ld%13ld%13ld\n", "Total:", info.totalram+info.totalswap,
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(info.totalram-info.freeram)+(info.totalswap-info.freeswap),
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info.freeram+info.freeswap);
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return EXIT_SUCCESS;
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}
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