fixed. Support building in one binary

libmu/human.c

@@ -0,0 +1,22 @@
+#include "human.h"
+
+char *mu_humansize(off_t n, off_t block) {
+	memset(mu_hs_buf, '\0', sizeof(mu_hs_buf));
+
+	char *postfixes = "BKMGTPE";
+
+	double size = n;
+	size_t i;
+
+	for (i = 0; i < strlen(postfixes) && size >= block; i++)
+		size /= block;
+
+	if (i)
+		snprintf(mu_hs_buf, sizeof(mu_hs_buf), "%.1f%c", size, postfixes[i]);
+
+	else
+		snprintf(mu_hs_buf, sizeof(mu_hs_buf), "%ju", n);
+
+	return mu_hs_buf;
+}
+