def run_build_tool(bazel_path, target, targets, squelch_output=False):
workspace = find_workspace()
if not workspace:
return
try:
# If we can bootstrap a new version, do it once.
with metrics.create_and_register_timer("bzl_bootstrap_ms") as t:
bzl_script = build_tool(bazel_path,
target,
targets,
squelch_output=squelch_output)
bzl_script_path = os.path.join(workspace, bzl_script)
argv = [bzl_script_path] + list(sys.argv[1:])
os.environ["BZL_SKIP_BOOTSTRAP"] = "1"
os.environ["BZL_BOOTSTRAP_MS"] = str(t.get_interval_ms())
os.environ["BZL_RUNNING_REBUILT_BZL"] = "1"
exec_wrapper.execv(bzl_script_path, argv)
except subprocess.CalledProcessError:
print(
"WARN: Failed to build %s, continuing without self-update." %
target,
file=sys.stderr,
)
# If something goes wrong during rebuild, just run this version.
pass
def cmd_gen_as_tool(args, bazel_args, mode_args):
workspace_dir = bazel_utils.find_workspace()
bzl_gen = bazel_utils.build_tool(args.bazel_path,
"@dbx_build_tools//build_tools:bzl-gen")
bzl_gen_path = os.path.join(workspace_dir, bzl_gen)
argv = [os.path.basename(bzl_gen_path)] + mode_args
exec_wrapper.execv(bzl_gen_path, argv)
def _get_bzl_gen_path(bazel_path):
# type: (str) -> str
workspace_dir = bazel_utils.find_workspace()
bzl_gen = bazel_utils.build_tool(bazel_path,
"@dbx_build_tools//build_tools:bzl-gen")
return os.path.join(workspace_dir, bzl_gen)