1e5c31af7Sopenharmony_ci// Copyright 2019 The Amber Authors.
2e5c31af7Sopenharmony_ci//
3e5c31af7Sopenharmony_ci// Licensed under the Apache License, Version 2.0 (the "License");
4e5c31af7Sopenharmony_ci// you may not use this file except in compliance with the License.
5e5c31af7Sopenharmony_ci// You may obtain a copy of the License at
6e5c31af7Sopenharmony_ci//
7e5c31af7Sopenharmony_ci//     http://www.apache.org/licenses/LICENSE-2.0
8e5c31af7Sopenharmony_ci//
9e5c31af7Sopenharmony_ci// Unless required by applicable law or agreed to in writing, software
10e5c31af7Sopenharmony_ci// distributed under the License is distributed on an "AS IS" BASIS,
11e5c31af7Sopenharmony_ci// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12e5c31af7Sopenharmony_ci// See the License for the specific language governing permissions and
13e5c31af7Sopenharmony_ci// limitations under the License.
14e5c31af7Sopenharmony_ci
15e5c31af7Sopenharmony_ci#include <jni.h>
16e5c31af7Sopenharmony_ci
17e5c31af7Sopenharmony_ci#include <sstream>
18e5c31af7Sopenharmony_ci#include <string>
19e5c31af7Sopenharmony_ci#include <vector>
20e5c31af7Sopenharmony_ci
21e5c31af7Sopenharmony_ciextern int android_main(int argc, const char** argv);
22e5c31af7Sopenharmony_ci
23e5c31af7Sopenharmony_ci#pragma clang diagnostic push
24e5c31af7Sopenharmony_ci#pragma clang diagnostic ignored "-Wmissing-prototypes"
25e5c31af7Sopenharmony_ci#pragma ide diagnostic ignored "OCUnusedGlobalDeclarationInspection"
26e5c31af7Sopenharmony_ci
27e5c31af7Sopenharmony_ciextern "C" JNIEXPORT JNICALL int Java_com_google_amber_Amber_androidHelper(
28e5c31af7Sopenharmony_ci    JNIEnv* env,
29e5c31af7Sopenharmony_ci    jobject,
30e5c31af7Sopenharmony_ci    jobjectArray args,
31e5c31af7Sopenharmony_ci    jstring stdoutFile,
32e5c31af7Sopenharmony_ci    jstring stderrFile) {
33e5c31af7Sopenharmony_ci  const char* stdout_file_cstr = env->GetStringUTFChars(stdoutFile, nullptr);
34e5c31af7Sopenharmony_ci  const char* stderr_file_cstr = env->GetStringUTFChars(stderrFile, nullptr);
35e5c31af7Sopenharmony_ci
36e5c31af7Sopenharmony_ci  // Redirect std output to a file
37e5c31af7Sopenharmony_ci  freopen(stdout_file_cstr, "w", stdout);
38e5c31af7Sopenharmony_ci  freopen(stderr_file_cstr, "w", stderr);
39e5c31af7Sopenharmony_ci
40e5c31af7Sopenharmony_ci  env->ReleaseStringUTFChars(stdoutFile, stdout_file_cstr);
41e5c31af7Sopenharmony_ci  env->ReleaseStringUTFChars(stderrFile, stderr_file_cstr);
42e5c31af7Sopenharmony_ci
43e5c31af7Sopenharmony_ci  jsize arg_count = env->GetArrayLength(args);
44e5c31af7Sopenharmony_ci
45e5c31af7Sopenharmony_ci  std::vector<std::string> argv_string;
46e5c31af7Sopenharmony_ci  argv_string.push_back("amber");
47e5c31af7Sopenharmony_ci
48e5c31af7Sopenharmony_ci  for (jsize i = 0; i < arg_count; i++) {
49e5c31af7Sopenharmony_ci    jstring js = static_cast<jstring>(env->GetObjectArrayElement(args, i));
50e5c31af7Sopenharmony_ci    const char* arg_cstr = env->GetStringUTFChars(js, nullptr);
51e5c31af7Sopenharmony_ci    argv_string.push_back(arg_cstr);
52e5c31af7Sopenharmony_ci    env->ReleaseStringUTFChars(js, arg_cstr);
53e5c31af7Sopenharmony_ci  }
54e5c31af7Sopenharmony_ci
55e5c31af7Sopenharmony_ci  std::vector<const char*> argv;
56e5c31af7Sopenharmony_ci
57e5c31af7Sopenharmony_ci  for (const std::string& arg : argv_string)
58e5c31af7Sopenharmony_ci    argv.push_back(arg.c_str());
59e5c31af7Sopenharmony_ci
60e5c31af7Sopenharmony_ci  return android_main(static_cast<int>(argv.size()), argv.data());
61e5c31af7Sopenharmony_ci}
62e5c31af7Sopenharmony_ci
63e5c31af7Sopenharmony_ci#pragma clang diagnostic pop
64