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// Copyright 2017 The Bazel Authors. All rights reserved.
//
// 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.
#include <windows.h>
#include <sstream>
#include <string>
#include "src/main/cpp/util/errors.h"
namespace blaze_util {
using std::string;
using std::stringstream;
string GetLastErrorString() {
DWORD last_error = ::GetLastError();
if (last_error == 0) {
return string();
}
char* message_buffer;
size_t size = FormatMessageA(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, last_error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPSTR)&message_buffer, 0, NULL);
stringstream result;
result << "(error: " << last_error << "): " << message_buffer;
LocalFree(message_buffer);
return result.str();
}
} // namespace blaze_util
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