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# Copyright 2023 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# Generates an output file that contains all histograms which share the same
# variant name. This output file will act as an allow list.
#
# Parameters:
# input_xml_file: Input file that contains the allow list. This should be a
# .xml file with histogram descriptions and should be a path starting with
# //tools/metrics/histograms/
#
# namespace:
# Namespace in which the generated code should be scoped.
#
# header_filename:
# Name of the generated header file.
#
# source_filename:
# Name of the generated source file.
#
# allow_list_name:
# Name of the variants list that act as an allow list.
#
template("generate_histograms_variants_allowlist") {
action(target_name) {
header_filename = "$target_gen_dir/" + invoker.header_filename
source_filename = "$target_gen_dir/" + invoker.source_filename
script =
"//tools/metrics/histograms/generate_histograms_variants_allowlist.py"
outputs = [
header_filename,
source_filename,
]
args = [
"-a" + invoker.allow_list_name,
"-n" + invoker.namespace,
"-o" + rebase_path(root_gen_dir, root_build_dir),
"-H" + rebase_path(header_filename, root_gen_dir),
"-s" + rebase_path(source_filename, root_gen_dir),
"-f" + rebase_path(invoker.input_xml_file, root_build_dir),
]
}
}
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