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authormanuel <manuel@mausz.at>2013-02-04 00:08:53 +0100
committermanuel <manuel@mausz.at>2013-02-04 00:08:53 +0100
commit69aec538b456402170dc723af417ba5c05389c32 (patch)
treee6f34c543f17c6392447ea337b2e2868212424d1 /fmt_ulong.c
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1 files changed, 13 insertions, 0 deletions
diff --git a/fmt_ulong.c b/fmt_ulong.c
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1#include "fmt.h"
2
3unsigned int fmt_ulong(s,u) register char *s; register unsigned long u;
4{
5 register unsigned int len; register unsigned long q;
6 len = 1; q = u;
7 while (q > 9) { ++len; q /= 10; }
8 if (s) {
9 s += len;
10 do { *--s = '0' + (u % 10); u /= 10; } while(u); /* handles u == 0 */
11 }
12 return len;
13}