sbase/util/human.c
Hiltjo Posthuma b6b8fe9591 separate humansize into a util function
also show 1 decimal of human size string like: 4M -> 4.4M
2014-10-18 23:56:51 +01:00

22 lines
386 B
C

#include <stdio.h>
#include <string.h>
#include "../util.h"
char *
humansize(double n)
{
static char buf[16];
const char postfixes[] = " KMGTPE";
size_t i;
for(i = 0; n >= 1024 && i < strlen(postfixes); i++)
n /= 1024;
if(!i)
snprintf(buf, sizeof(buf), "%lu%c", (unsigned long)n, postfixes[i]);
else
snprintf(buf, sizeof(buf), "%.1f%c", n, postfixes[i]);
return buf;
}