From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jerry Van Baren <gerald.vanbaren@ge.com>
Date: Fri, 07 Mar 2008 08:33:46 -0500
Subject: [U-Boot-Users] [PATCH] Add flash programming counter]
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Jerry Van Baren wrote:
> Clemens Koller wrote:

[snip]

> Here is a revised command line example that autoscales to 50 dots:
> 
> #include <stdio.h>
> #include <unistd.h>
> 
> int main(int argc, char *argv[])
> {
>          int k;
>          int cnt;
>          int scale;
> 
>          if(sscanf(argv[1], "%d", &cnt) != 1) {
>                  fprintf(stderr, "sscanf() failed\n");
>                  return 0;
>          } else {
> 
>                  scale = (cnt >= 50) ? cnt / 50 : 1;

Oops, the above line should be:
                 scale = (cnt >= 50) ? (cnt +49) / 50 : 1;

> 
> #ifdef ONELINEBAR
>                  printf("%*c\r", (cnt + scale - 1) / scale, '|');
> #else
>                  printf("%*c\n", (cnt + scale - 1) / scale, 'v');
> #endif
>                  fflush(stdout);
> 
>                  for(k = 0; k < cnt; k++) {
>                          if ((k % scale) == 0) {
>                                  usleep(100000);
>                                  putchar('.');
>                                  fflush(stdout);
>                          }
>                  }
>                  printf("\n");
>          }
>          return 0;
> }

Forgot to test the (50*n)-1 corner case for n > 0.  :-P

gvb