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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2023 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#if FOUNDATION_FRAMEWORK
internal import Foundation_Private.NSFileManager
#endif
extension FileManager.SearchPathDirectory {
#if FOUNDATION_FRAMEWORK
static var _homeDirectory: Self {
Self(rawValue: NSSearchPathDirectory_Private.homeDirectory.rawValue)!
}
#endif
}
extension FileManager.SearchPathDomainMask {
#if FOUNDATION_FRAMEWORK
#if os(macOS)
static var _sharedUserDomainMask: Self {
Self(rawValue: NSSearchPathDomainMask_Private.sharedUserDomainMask.rawValue)
}
#endif
static var _partitionedSystemDomainMask: Self {
Self(rawValue: NSSearchPathDomainMask_Private.partitionedSystemDomainMask.rawValue)
}
static var _appCryptexDomainMask: Self {
Self(rawValue: NSSearchPathDomainMask_Private.appCryptexDomainMask.rawValue)
}
static var _osCryptexDomainMask: Self {
Self(rawValue: NSSearchPathDomainMask_Private.osCryptexDomainMask.rawValue)
}
#endif
internal var firstMask: Self? {
guard !self.isEmpty else { return nil }
return Self(rawValue: 1 << self.rawValue.trailingZeroBitCount)
}
fileprivate static var valid: Self {
#if FOUNDATION_FRAMEWORK
[.userDomainMask, .localDomainMask, .networkDomainMask, .systemDomainMask, ._appCryptexDomainMask, ._osCryptexDomainMask]
#else
[.userDomainMask, .localDomainMask, .networkDomainMask, .systemDomainMask]
#endif
}
}
func _SearchPathURLs(for directory: FileManager.SearchPathDirectory, in domain: FileManager.SearchPathDomainMask, expandTilde: Bool) -> some Sequence<URL> {
#if canImport(Darwin)
let basic = _DarwinSearchPathsSequence(directory: directory, domainMask: domain.intersection(.valid)).lazy.map {
if expandTilde {
return URL(filePath: $0.expandingTildeInPath, directoryHint: .isDirectory)
} else {
return URL(filePath: $0, directoryHint: .isDirectory)
}
}
#if os(macOS) && FOUNDATION_FRAMEWORK
// NSSharedUserDomainMask is basically just a wrapper around NSUserDomainMask.
let compatibleSharedUserDomainMask = domain != .allDomainsMask && (domain.rawValue & 16) != 0
if domain.contains(._sharedUserDomainMask) || compatibleSharedUserDomainMask {
var result = Array(basic)
for path in _DarwinSearchPathsSequence(directory: directory, domainMask: .userDomainMask) {
let expandedURL = URL(filePath: expandTilde ? path.replacingTildeWithRealHomeDirectory : path, directoryHint: .isDirectory)
// Avoid duplicates, which would occur with (NSUserDomainMask | NSSharedUserDomainMask) in non-sandboxed apps.
if !result.contains(expandedURL) {
// Insert this path after NSUserDomainMask and before any of the more general paths.
let insertionIndex = domain.contains(.userDomainMask) ? 1 : 0
result.insert(expandedURL, at: insertionIndex)
}
}
return result
}
#endif
return Array(basic)
#else
var result = Set<URL>()
var domain = domain.intersection(.valid)
while let currentDomain = domain.firstMask {
domain.remove(currentDomain)
#if os(Windows)
let url = _WindowsSearchPathURL(for: directory, in: currentDomain)
#else
let url = _XDGSearchPathURL(for: directory, in: currentDomain)
#endif
if let url {
result.insert(url)
}
}
return result
#endif
}
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