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Rewrite to fix bug #1140 and make it slightly smaller.

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This commit is contained in:
Matt Kraai 2001-03-28 16:42:27 +00:00
parent f957c77910
commit 7cd0cfeab6
1 changed files with 14 additions and 26 deletions
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40
libbb/human_readable.c
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@ -28,35 +28,23 @@
#include <stdio.h>
#include "libbb.h"
static char buffer[10];
static const char *suffixes[] = { "", "k", "M", "G", "T" };
const char *make_human_readable_str(unsigned long val, unsigned long hr)
{
int i=0;
static char str[10] = "\0";
static const char strings[] = { 'k', 'M', 'G', 'T', 0 };
unsigned long divisor = 1;
int suffix, base;
if(val == 0)
return("0");
if(hr)
snprintf(str, 9, "%ld", val/hr);
else {
while(val >= divisor && i <= 4) {
divisor=divisor<<10, i++;
}
divisor=divisor>>10, i--;
snprintf(str, 9, "%.1Lf%c", (long double)(val)/divisor, strings[i]);
for (suffix = 0, base = 1; suffix < 5; suffix++, base <<= 10) {
if (val < (base << 10)) {
if (suffix && val < 10 * base)
sprintf(buffer, "%lu.%lu%s", val / base,
(val % base) * 10 / base, suffixes[suffix]);
else
sprintf(buffer, "%lu%s", val / base, suffixes[suffix]);
break;
}
}
return(str);
return buffer;
}
/* END CODE */
/*
Local Variables:
c-file-style: "linux"
c-basic-offset: 4
tab-width: 4
End:
*/