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Diffstat (limited to 'libbb')
-rw-r--r--libbb/human_readable.c47
1 files changed, 28 insertions, 19 deletions
diff --git a/libbb/human_readable.c b/libbb/human_readable.c
index 36783fac7..ff2175175 100644
--- a/libbb/human_readable.c
+++ b/libbb/human_readable.c
@@ -28,26 +28,35 @@
#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 not_hr)
-{
- int suffix, base;
- if (not_hr)
- sprintf(buffer, "%lu", val);
- else
- 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;
- }
- }
+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;
- return buffer;
+ 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]);
+ }
+ return(str);
}
+
+
+/* END CODE */
+/*
+Local Variables:
+c-file-style: "linux"
+c-basic-offset: 4
+tab-width: 4
+End:
+*/