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path: root/third_party/ffmpeg/generate_libs.py
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#!/usr/bin/python
# Generates MSVC import libraries from .def files.  Assumes MSVC environment
# has been loaded.

import optparse
import os
import subprocess

def main():
  parser = optparse.OptionParser(usage='usage: %prog [options] input')
  parser.add_option('-o',
                    '--output',
                    dest='output',
                    default=None,
                    help=('output location'))
  (options, args) = parser.parse_args()

  if options.output == None:
    parser.error('Output location not specified')
  if len(args) == 0:
    parser.error('No inputs specified')

  # Make sure output directory exists.
  if not os.path.exists(options.output):
    os.makedirs(options.output)

  # Run lib.exe on each input def file.
  for input_path in args:
    input_name = os.path.basename(input_path)
    input_root = os.path.splitext(input_name)[0]
    output_path = os.path.join(options.output, input_root + '.lib')
    subprocess.call(['lib', '/nologo', '/machine:X86', '/def:' + input_path,
                     '/out:' + output_path])

if __name__ == '__main__':
  main()