blob: 297c44ca4fcd34066c074a09e5c37010b7d0a289 [file] [log] [blame]
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "platform/globals.h"
#if defined(DART_HOST_OS_WINDOWS)
#include "bin/namespace.h"
#include <errno.h>
#include <sys/stat.h>
#include "bin/file.h"
#include "bin/file_win.h"
#include "bin/utils.h"
#include "bin/utils_win.h"
namespace dart {
namespace bin {
Namespace* Namespace::Create(intptr_t namespc) {
return new Namespace(nullptr);
}
Namespace* Namespace::Create(const char* path) {
UNIMPLEMENTED();
return nullptr;
}
Namespace::~Namespace() {
ASSERT(namespc_ == nullptr);
}
intptr_t Namespace::Default() {
return kNone;
}
const char* Namespace::GetCurrent(Namespace* namespc) {
int length = GetCurrentDirectoryW(0, nullptr);
if (length == 0) {
return nullptr;
}
wchar_t* current;
current = reinterpret_cast<wchar_t*>(
Dart_ScopeAllocate((length + 1) * sizeof(*current)));
GetCurrentDirectoryW(length + 1, current);
return StringUtilsWin::WideToUtf8(current);
}
bool Namespace::SetCurrent(Namespace* namespc, const char* path) {
// SetCurrentDirectory does not actually support paths larger than MAX_PATH,
// this limitation is due to the size of the internal buffer used for storing
// current directory. In Windows 10, version 1607, changes have been made
// to the OS to lift MAX_PATH limitations from file and directory management
// APIs, but both application and OS need to opt-in into new behavior.
// See https://learn.microsoft.com/en-us/windows/win32/fileio/maximum-file-path-limitation?tabs=registry#enable-long-paths-in-windows-10-version-1607-and-later
const auto system_path = Utf8ToWideChar(path);
bool result = SetCurrentDirectoryW(system_path.get()) != 0;
return result;
}
void Namespace::ResolvePath(Namespace* namespc,
const char* path,
intptr_t* dirfd,
const char** resolved_path) {
UNIMPLEMENTED();
}
NamespaceScope::NamespaceScope(Namespace* namespc, const char* path) {
UNIMPLEMENTED();
}
NamespaceScope::~NamespaceScope() {
UNIMPLEMENTED();
}
} // namespace bin
} // namespace dart
#endif // defined(DART_HOST_OS_WINDOWS)