build/config/android/internal_rules.gni

# Creates a zip archive of the inputs.
# If base_dir is provided, the archive paths will be relative to it.
template("zip") {
  assert(defined(invoker.inputs))
  assert(defined(invoker.output))

  rebase_inputs = rebase_path(invoker.inputs)
  rebase_output = rebase_path(invoker.output)
  action(target_name) {
    script = "//build/android/gn/zip.py"
    source_prereqs = invoker.inputs
    outputs = [invoker.output]
    args = [
      "--inputs=$rebase_inputs",
      "--output=$rebase_output",
    ]
    if (defined(invoker.base_dir)) {
      args += [
        "--base-dir", rebase_path(invoker.base_dir)
      ]
    }
  }
}