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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ART_RUNTIME_EXEC_UTILS_H_
#define ART_RUNTIME_EXEC_UTILS_H_
#include <string>
#include <vector>
namespace art {
// Wrapper on fork/execv to run a command in a subprocess.
// These spawn child processes using the environment as it was set when the single instance
// of the runtime (Runtime::Current()) was started. If no instance of the runtime was started, it
// will use the current environment settings.
bool Exec(std::vector<std::string>& arg_vector, /*out*/ std::string* error_msg);
int ExecAndReturnCode(std::vector<std::string>& arg_vector, /*out*/ std::string* error_msg);
// Execute the command specified in `argv_vector` in a subprocess with a timeout.
// Returns the process exit code on success, -1 otherwise.
int ExecAndReturnCode(std::vector<std::string>& arg_vector,
time_t timeout_secs,
/*out*/ bool* timed_out,
/*out*/ std::string* error_msg);
// A wrapper class to make the functions above mockable.
class ExecUtils {
public:
virtual ~ExecUtils() = default;
virtual bool Exec(std::vector<std::string>& arg_vector, /*out*/ std::string* error_msg) const {
return art::Exec(arg_vector, error_msg);
}
virtual int ExecAndReturnCode(std::vector<std::string>& arg_vector,
/*out*/ std::string* error_msg) const {
return art::ExecAndReturnCode(arg_vector, error_msg);
}
virtual int ExecAndReturnCode(std::vector<std::string>& arg_vector,
time_t timeout_secs,
/*out*/ bool* timed_out,
/*out*/ std::string* error_msg) const {
return art::ExecAndReturnCode(arg_vector, timeout_secs, timed_out, error_msg);
}
};
} // namespace art
#endif // ART_RUNTIME_EXEC_UTILS_H_