mirror of
https://github.com/chromium/crashpad.git
synced 2024-12-31 01:43:03 +08:00
2f48159011
This upstreams https://chromium-review.googlesource.com/c/chromium/src/+/735820/ Bug: chromium:777924 Change-Id: I9fe76b839442d73a6c2836ccfe6cbe41acd67fad Reviewed-on: https://chromium-review.googlesource.com/738394 Reviewed-by: Mark Mentovai <mark@chromium.org> Commit-Queue: Nico Weber <thakis@chromium.org>
77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
// Copyright 2015 The Crashpad 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 "test/scoped_temp_dir.h"
|
|
|
|
#include <windows.h>
|
|
|
|
#include "base/logging.h"
|
|
#include "base/strings/string16.h"
|
|
#include "base/strings/stringprintf.h"
|
|
#include "base/strings/utf_string_conversions.h"
|
|
#include "util/misc/random_string.h"
|
|
#include "gtest/gtest.h"
|
|
|
|
namespace crashpad {
|
|
namespace test {
|
|
|
|
namespace {
|
|
|
|
base::FilePath GenerateCandidateName() {
|
|
wchar_t temp_path[MAX_PATH + 1];
|
|
DWORD path_len = GetTempPath(MAX_PATH, temp_path);
|
|
PCHECK(path_len != 0) << "GetTempPath";
|
|
base::FilePath system_temp_dir(temp_path);
|
|
base::string16 new_dir_name = base::UTF8ToUTF16(base::StringPrintf(
|
|
"crashpad.test.%lu.%s", GetCurrentProcessId(), RandomString().c_str()));
|
|
return system_temp_dir.Append(new_dir_name);
|
|
}
|
|
|
|
constexpr int kRetries = 50;
|
|
|
|
} // namespace
|
|
|
|
void ScopedTempDir::Rename() {
|
|
for (int count = 0; count < kRetries; ++count) {
|
|
// Try to move to a new temporary directory with a randomly generated name.
|
|
// If the one we try exists, retry with a new name until we reach some
|
|
// limit.
|
|
base::FilePath target_path = GenerateCandidateName();
|
|
if (MoveFileEx(path_.value().c_str(), target_path.value().c_str(), 0)) {
|
|
path_ = target_path;
|
|
return;
|
|
}
|
|
}
|
|
|
|
CHECK(false) << "Couldn't move to a new unique temp dir";
|
|
}
|
|
|
|
// static
|
|
base::FilePath ScopedTempDir::CreateTemporaryDirectory() {
|
|
for (int count = 0; count < kRetries; ++count) {
|
|
// Try to create a new temporary directory with random generated name. If
|
|
// the one we generate exists, keep trying another path name until we reach
|
|
// some limit.
|
|
base::FilePath path_to_create = GenerateCandidateName();
|
|
if (CreateDirectory(path_to_create.value().c_str(), NULL))
|
|
return path_to_create;
|
|
}
|
|
|
|
CHECK(false) << "Couldn't create a new unique temp dir";
|
|
return base::FilePath();
|
|
}
|
|
|
|
} // namespace test
|
|
} // namespace crashpad
|