1# Copyright 2019 The Dawn Authors 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14 15import("../scripts/dawn_overrides_with_defaults.gni") 16import("dawn_generator.gni") 17 18# The list of directories in which to check for stale autogenerated files. 19# It should include the list of all directories in which we ever generated 20# files but we can't just put dawn_gen_root because there are more than 21# autogenerated sources there. 22_stale_dirs = [ 23 "dawn", 24 "dawn_native", 25 "dawn_wire", 26 "mock", 27 "src", 28] 29 30_allowed_output_dirs_file = 31 "${dawn_gen_root}/removed_stale_autogen_files.allowed_output_dirs" 32write_file(_allowed_output_dirs_file, dawn_allowed_gen_output_dirs) 33 34_stale_dirs_file = "${dawn_gen_root}/removed_stale_autogen_files.stale_dirs" 35write_file(_stale_dirs_file, _stale_dirs) 36 37_stamp_file = "${dawn_gen_root}/removed_stale_autogen_files.stamp" 38 39# An action that removes autogenerated files that aren't in allowed directories 40# see dawn_generator.gni for more details. 41action("remove_stale_autogen_files") { 42 script = "remove_files.py" 43 args = [ 44 "--root-dir", 45 rebase_path(dawn_gen_root, root_build_dir), 46 "--allowed-output-dirs-file", 47 rebase_path(_allowed_output_dirs_file, root_build_dir), 48 "--stale-dirs-file", 49 rebase_path(_stale_dirs_file, root_build_dir), 50 "--stamp", 51 rebase_path(_stamp_file, root_build_dir), 52 ] 53 54 # Have the "list of file" inputs as a dependency so that the action reruns 55 # as soon as they change. 56 inputs = [ 57 _allowed_output_dirs_file, 58 _stale_dirs_file, 59 ] 60 61 # Output a stamp file so we don't re-run this action on every build. 62 outputs = [ _stamp_file ] 63} 64