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15 lines
352 B

#include "fmt.h"
unsigned int fmt_8longlong(char *dest,unsigned long long i) {
register unsigned long len;
unsigned long long tmp;
/* first count the number of bytes needed */
for (len=1, tmp=i; tmp>7; ++len) tmp>>=3;
if (dest)
for (tmp=i, dest+=len; ; ) {
*--dest = (tmp&7)+'0';
if (!(tmp>>=3)) break;
return len;