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1# Copyright (c) 2023 Huawei Device Co., Ltd.
2# Licensed under the Apache License, Version 2.0 (the "License");
3# you may not use this file except in compliance with the License.
4# You may obtain a copy of the License at
5#
6#     http://www.apache.org/licenses/LICENSE-2.0
7#
8# Unless required by applicable law or agreed to in writing, software
9# distributed under the License is distributed on an "AS IS" BASIS,
10# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11# See the License for the specific language governing permissions and
12# limitations under the License.
13
14template("rust_cxx") {
15  assert(defined(invoker.sources),
16         "Must specify the Rust file to use as input.")
17
18  action_foreach(target_name) {
19    sources = invoker.sources
20
21    output_h = "{{source_gen_dir}}/{{source_file_part}}.h"
22    output_cc = "{{source_gen_dir}}/{{source_file_part}}.cc"
23    if (ohos_indep_compiler_enable) {
24      cxxbridge_out_dir = get_label_info("rust_cxx:cxxbridge($host_toolchain)",
25                                         "target_out_dir")
26      cxxbridge_executable =
27          rebase_path("${cxxbridge_out_dir}/clang_x64/libs/cxxbridge")
28    } else {
29      cxxbridge_out_dir =
30          get_label_info("rust_cxx:cxxbridge($host_toolchain)", "root_out_dir")
31      cxxbridge_executable =
32          rebase_path("${cxxbridge_out_dir}/thirdparty/rust_cxx/cxxbridge")
33    }
34
35    script = "//build/templates/rust/rust_cxxbridge.py"
36    inputs = [
37      cxxbridge_executable,
38      script,
39    ]
40    external_deps = [ "rust_cxx:cxxbridge($host_toolchain)" ]
41    outputs = [
42      output_h,
43      output_cc,
44    ]
45
46    args = [
47      "--cxxbridge",
48      rebase_path(cxxbridge_executable, root_build_dir),
49      "--cc",
50      output_cc,
51      "--header",
52      output_h,
53      "--",
54      "{{source}}",
55    ]
56  }
57}
58