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# Copyright 2014 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.
# Converts a .json file to a C++ struct.
#
# Variables:
#
# source (required)
# Single file name of source .json file.
#
# schema_file (required)
# Single file name of the .json file that defines the schema.
#
# namespace (required)
# Namespace name to put result in.
#
# visibility (optional)
# Normal meaning.
template("json_to_struct") {
assert(defined(invoker.source), "source required in $target_name")
assert(defined(invoker.schema_file), "schema_file required in $target_name")
assert(defined(invoker.namespace), "namespace required in $target_name")
action_name = target_name + "_action"
source_set_name = target_name
action(action_name) {
visibility = [ ":$source_set_name" ]
script = "//tools/json_to_struct/json_to_struct.py"
inputs = [
"//tools/json_to_struct/element_generator.py",
"//tools/json_to_struct/struct_generator.py",
invoker.source,
]
out_dir = get_path_info(invoker.source, "gen_dir")
out_name = get_path_info(invoker.source, "name")
outputs = [
"$out_dir/$out_name.cc",
"$out_dir/$out_name.h",
]
args = [
rebase_path(invoker.source, root_build_dir),
"--destbase=" + rebase_path(out_dir, root_build_dir),
"--namespace=" + invoker.namespace,
"--schema=" + rebase_path(invoker.schema_file, root_build_dir),
]
}
source_set(source_set_name) {
if (defined(invoker.visibility)) {
visibility = invoker.visibility
}
sources = get_target_outputs(":$action_name")
deps = [
":$action_name",
]
}
}
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