eris/fmt_ulong.c

12 lines
315 B
C
Raw Normal View History

2011-08-16 14:36:11 -06:00
#include "fmt.h"
unsigned int fmt_ulong(char *dest,unsigned long i) {
register unsigned long len,tmp,len2;
/* first count the number of bytes needed */
for (len=1, tmp=i; tmp>9; ++len) tmp/=10;
if (dest)
for (tmp=i, dest+=len, len2=len+1; --len2; tmp/=10)
*--dest = (tmp%10)+'0';
return len;
}