fmt_ulong.c
changeset 0 c045670f36e9
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fmt_ulong.c	Thu Nov 01 14:46:11 2007 +0100
@@ -0,0 +1,13 @@
+#include "fmt.h"
+
+unsigned int fmt_ulong(s,u) register char *s; register unsigned long u;
+{
+  register unsigned int len; register unsigned long q;
+  len = 1; q = u;
+  while (q > 9) { ++len; q /= 10; }
+  if (s) {
+    s += len;
+    do { *--s = '0' + (u % 10); u /= 10; } while(u); /* handles u == 0 */
+  }
+  return len;
+}