awk script to further convert nv-item update script output from ORCT to whatever output format

convert.sh

#!/usr/bin/env awk -f
# awk script to further convert nv-item update script output from ORCT
# to whatever output  format. In the given example  each invocation of
# the  nvimg application  is quoted  in order  to further  process the
# result code.
#
# invocation: ./convert.sh <update-script-file>

BEGIN { RS = ""; FS = "\n" }
{
  if ($0 ~ /nvimgr/)
  {
    print $1
    printf "$("
    for(i = 2; i <= NF; ++i ) {
      str = $i
      { gsub(/\\/, "", str); printf str }
    }
    print ")\n"
  }
}