Cross Reference: /src/tests/dev/cgd/h_countkey.sh

      1 #!/bin/sh
      2 
      3 set -Ceu
      4 
      5 n=$(cat "$1" 2>/dev/null || echo 0)
      6 n=$((n + 1))
      7 echo $n >"$1".tmp
      8 mv -f "$1".tmp "$1"
      9 shift
     10 
     11 echo ${1+"$@"} | base64 -d
     12