def fetch(self, url, hash=None):
self.prefix.log("fetch:", url)
f = util.retrieve_url(url, self.top_dir)
if os.path.isfile(f):
if hash and not util.check_hash(f, hash):
raise util.BuildError("Hash doesn't match for {0}: {1}".format(url, hash))
click.echo("Extracting archive {0} ...".format(f))
util.extract_ar(archive=f, dst=self.top_dir)
return next(util.get_dirs(self.top_dir))
def check(self, f, *args):
if self.verbose and not f(*args):
raise util.BuildError('ASSERTION FAILURE: ', ' '.join([str(arg) for arg in args]))
def size_command(prefix, n):
pkgs = len(list(util.ls(prefix.get_package_directory(), os.path.isdir)))
if pkgs != int(n):
raise util.BuildError(
"Not the correct number of items: {}".format(pkgs))