diff options
Diffstat (limited to 'gn/src/base/files/scoped_temp_dir.cc')
-rw-r--r-- | gn/src/base/files/scoped_temp_dir.cc | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/gn/src/base/files/scoped_temp_dir.cc b/gn/src/base/files/scoped_temp_dir.cc new file mode 100644 index 00000000000..01ec0f0caab --- /dev/null +++ b/gn/src/base/files/scoped_temp_dir.cc @@ -0,0 +1,97 @@ +// Copyright (c) 2011 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "base/files/scoped_temp_dir.h" + +#include "base/files/file_util.h" +#include "base/logging.h" + +namespace base { + +namespace { + +constexpr FilePath::CharType kScopedDirPrefix[] = + FILE_PATH_LITERAL("scoped_dir"); + +} // namespace + +ScopedTempDir::ScopedTempDir() = default; + +ScopedTempDir::~ScopedTempDir() { + if (!path_.empty() && !Delete()) + DLOG(WARNING) << "Could not delete temp dir in dtor."; +} + +bool ScopedTempDir::CreateUniqueTempDir() { + if (!path_.empty()) + return false; + + // This "scoped_dir" prefix is only used on Windows and serves as a template + // for the unique name. + if (!base::CreateNewTempDirectory(kScopedDirPrefix, &path_)) + return false; + + return true; +} + +bool ScopedTempDir::CreateUniqueTempDirUnderPath(const FilePath& base_path) { + if (!path_.empty()) + return false; + + // If |base_path| does not exist, create it. + if (!base::CreateDirectory(base_path)) + return false; + + // Create a new, uniquely named directory under |base_path|. + if (!base::CreateTemporaryDirInDir(base_path, kScopedDirPrefix, &path_)) + return false; + + return true; +} + +bool ScopedTempDir::Set(const FilePath& path) { + if (!path_.empty()) + return false; + + if (!DirectoryExists(path) && !base::CreateDirectory(path)) + return false; + + path_ = path; + return true; +} + +bool ScopedTempDir::Delete() { + if (path_.empty()) + return false; + + bool ret = base::DeleteFile(path_, true); + if (ret) { + // We only clear the path if deleted the directory. + path_.clear(); + } + + return ret; +} + +FilePath ScopedTempDir::Take() { + FilePath ret = path_; + path_ = FilePath(); + return ret; +} + +const FilePath& ScopedTempDir::GetPath() const { + DCHECK(!path_.empty()) << "Did you call CreateUniqueTempDir* before?"; + return path_; +} + +bool ScopedTempDir::IsValid() const { + return !path_.empty() && DirectoryExists(path_); +} + +// static +const FilePath::CharType* ScopedTempDir::GetTempDirPrefix() { + return kScopedDirPrefix; +} + +} // namespace base |