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f429baca86
and then fixed up df, du, and ls to use the new interface. I also fixed up some formatting issues in ls while I was in there. -Erik
67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* make_human_readable_str
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*
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* Copyright (C) 1999-2001 Erik Andersen <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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#include <stdio.h>
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#include "libbb.h"
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const char *make_human_readable_str(unsigned long size,
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unsigned long block_size, unsigned long display_unit)
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{
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static char str[10] = "\0";
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static const char strings[] = { 0, 'k', 'M', 'G', 'T', 0 };
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if(size == 0 || block_size == 0)
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return("0");
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if(display_unit) {
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snprintf(str, 9, "%ld", (size/display_unit)*block_size);
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} else {
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/* Ok, looks like they want us to autoscale */
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int i=0;
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unsigned long divisor = 1;
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long double result = size*block_size;
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for(i=0; i <= 4; i++) {
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divisor<<=10;
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if (result <= divisor) {
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divisor>>=10;
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break;
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}
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}
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result/=divisor;
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if (result > 10)
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snprintf(str, 9, "%.0Lf%c", result, strings[i]);
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else
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snprintf(str, 9, "%.1Lf%c", result, strings[i]);
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}
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return(str);
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}
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/* END CODE */
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/*
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Local Variables:
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c-file-style: "linux"
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c-basic-offset: 4
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tab-width: 4
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End:
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*/
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