build/gn_run_binary.py

#!/usr/bin/env python
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"""Helper script for GN to run an arbitrary binary. See compiled_action.gni.

Run with:
  python gn_run_binary.py <binary_name> [args ...]
"""

from __future__ import print_function

import subprocess
import sys

args = sys.argv[1:]

ret = subprocess.call(args)
if ret != 0:
  if ret <= -100:
    # Windows error codes such as 0xC0000005 and 0xC0000409 are much easier to
    # recognize and differentiate in hex. In order to print them as unsigned
    # hex we need to add 4 Gig to them.
    print('%s failed with exit code 0x%08X' % (sys.argv[1], ret + (1 << 32)))
  else:
    print('%s failed with exit code %d' % (sys.argv[1], ret))
sys.exit(ret)