foundry / ports / busybox / untar.py

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#!/usr/bin/env python3
# Unpack a .tar.bz2 with Python, so the build doesn't need the bzip2 program.
# Usage: untar.py TARBALL DEST_DIR
import sys, tarfile
with tarfile.open(sys.argv[1], "r:*") as t:
    if hasattr(tarfile, "data_filter"):
        t.extractall(sys.argv[2], filter="data")   # refuse odd paths/devices
    else:
        t.extractall(sys.argv[2])