def build_with_cmake()

in Utilities/build-script-helper.py [0:0]

• 21 lines of code
• 7 McCabe index (conditional complexity)

def build_with_cmake(args, cmake_args, source_path, build_dir):
    """Runs CMake if needed, then builds with Ninja."""
    cache_path = os.path.join(build_dir, "CMakeCache.txt")
    if args.reconfigure or not os.path.isfile(cache_path) or not args.swiftc_path in open(cache_path).read():
        swift_flags = ""
        if args.sysroot:
            swift_flags = "-sdk %s" % args.sysroot

        cmd = [
            args.cmake_path, "-G", "Ninja",
            "-DCMAKE_MAKE_PROGRAM=%s" % args.ninja_path,
            "-DCMAKE_BUILD_TYPE:=Debug",
            "-DCMAKE_Swift_FLAGS=" + swift_flags,
            "-DCMAKE_Swift_COMPILER:=%s" % (args.swiftc_path),
        ] + cmake_args + [source_path]

        if args.verbose:
            print(' '.join(cmd))

        mkdir_p(build_dir)
        call(cmd, cwd=build_dir, verbose=True)

    # Build.
    ninja_cmd = [args.ninja_path]

    if args.verbose:
        ninja_cmd.append("-v")

    call(ninja_cmd, cwd=build_dir, verbose=args.verbose)