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# Copyright (c) 2008 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
def PatternRule(target, source, env):
"""Apply env substitution to a target with $SOURCE included. Returns a list
containing the new target and source to pass to a builder."""
target_sub = env.subst(target, source=env.File(source))
return [target_sub, source]
def GetInputs(var, env):
"""Expands an env substitution variable and returns it as a list of
strings."""
return [str(v) for v in env.subst_list(var)[0]]
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