# -*- Python -*-

import lit.util
import lit.formats
import os

use_lit_shell = os.environ.get("LIT_USE_INTERNAL_SHELL")
config.test_format = lit.formats.ShTest(use_lit_shell == "0")

clang_path = config.clang if config.have_llvm_driver else os.path.realpath(config.clang)

config.substitutions.append(
    (
        "%scan-build",
        "'%s' --use-analyzer=%s "
        % (
            lit.util.which(
                "scan-build",
                os.path.join(config.clang_src_dir, "tools", "scan-build", "bin"),
            ),
            clang_path,
        ),
    )
)