// Licensed to the Apache Software Foundation (ASF) under one

// or more contributor license agreements.  See the NOTICE file

// distributed with this work for additional information

// regarding copyright ownership.  The ASF licenses this file

// to you 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.

// This file is copied from

// https://github.com/apache/impala/blob/branch-2.9.0/be/src/util/error-util.cc

// and modified by Doris

#include "util/error_util.h"

// IWYU pragma: no_include <bthread/errno.h>

#include <errno.h> // IWYU pragma: keep

#include <cstring>

#include <sstream>

#include <vector>

using std::string;

using std::stringstream;

using std::vector;

using std::ostream;

namespace doris {

string get_str_err_msg() {

    // Save errno. "<<" could reset it.

    int e = errno;

    if (e == 0) {

        return "";

    }

    stringstream ss;

    char buf[1024];

    ss << "Error(" << e << "): " << strerror_r(e, buf, 1024);

    return ss.str();

}

} // namespace doris