build/image/convert_to_binary.py

#!/usr/bin/env python

"""Convert a file to binary format.

Calls objcopy to convert a file into raw binary format.
"""

import argparse
import subprocess
import sys

def Main():
  parser = argparse.ArgumentParser()
  parser.add_argument("--tool_prefix", required=True)
  parser.add_argument("--input", required=True)
  parser.add_argument("--output", required=True)
  args = parser.parse_args()
  subprocess.check_call([
      "{}objcopy".format(args.tool_prefix),
      "-O",
      "binary",
      args.input,
      args.output])
  return 0

if __name__ == "__main__":
  sys.exit(Main())