micro-utils/libmu/human.c

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#include "human.h"
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char mu_hs_buf[MU_HUMAN_BUF_SIZE + 1];
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char *mu_humansize(off_t n, int block) {
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memset(mu_hs_buf, '\0', sizeof(mu_hs_buf));
char *postfixes = "BKMGTPE";
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size_t i = 0;
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double size = n;
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while (size > (off_t)block) {
size /= (off_t)block;
i++;
}
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if (i)
snprintf(mu_hs_buf, sizeof(mu_hs_buf), "%.1f%c", size, postfixes[i]);
else
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snprintf(mu_hs_buf, sizeof(mu_hs_buf), "%jd", n);
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return mu_hs_buf;
}