patch to avoid uninitialised values, correcting cast int->uint64 for long files

[smoe]

--- grabix-0.0git20130718.orig/grabix.cpp
+++ grabix-0.0git20130718/grabix.cpp
@@ -261,7 +261,7 @@
srand(seed);

     // reservoir sample

•    size_t s, N, result_size;
  

•    uint64_t N=0, result_size=0;
   vector<string> sample;
   kstring_t *line;
   line = new kstring_t;
  

  @@ -282,7 +282,7 @@
  }
  else
  {

•            s = (int) ((double)rand()/(double)RAND_MAX \* N);
  

•            uint64_t s = (uint64_t) ((double)rand()/(double)RAND_MAX * N);
           if (s < K)
               sample[s] = line->s;
       }
  

  @@ -327,4 +327,4 @@
  }

  return EXIT_SUCCESS;
  -}
  \ No newline at end of file
  +}

[arq5x]

Thanks so much for all of these changes. I have been swamped with other work, but will get back to integrating all of this when I return from vacation in mid August. Cheers.