# -*- Python -*-

import lit.formats
import os
import platform

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' '%s' --use-analyzer=%s "
        % (
            config.perl_executable,
            os.path.join(
                config.clang_src_dir, "tools", "scan-build", "bin", "scan-build"
            ),
            clang_path,
        ),
    )
)

if not config.perl_executable or platform.system() == "Windows":
    config.unsupported = True