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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift open source project
//
// Copyright (c) 2014-2020 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
/// A namespace for target-specific build settings.
public enum TargetBuildSettingDescription {
/// The tool for which a build setting is declared.
public enum Tool: String, Codable, Hashable, CaseIterable, Sendable {
case c
case cxx
case swift
case linker
}
public enum InteroperabilityMode: String, Codable, Hashable, Sendable {
case C
case Cxx
}
/// The kind of the build setting, with associate configuration
public enum Kind: Codable, Hashable, Sendable {
case headerSearchPath(String)
case define(String)
case linkedLibrary(String)
case linkedFramework(String)
case interoperabilityMode(InteroperabilityMode)
case enableUpcomingFeature(String)
case enableExperimentalFeature(String)
case unsafeFlags([String])
case swiftLanguageMode(SwiftLanguageVersion)
public var isUnsafeFlags: Bool {
switch self {
case .unsafeFlags(let flags):
// If `.unsafeFlags` is used, but doesn't specify any flags, we treat it the same way as not specifying it.
return !flags.isEmpty
case .headerSearchPath, .define, .linkedLibrary, .linkedFramework, .interoperabilityMode,
.enableUpcomingFeature, .enableExperimentalFeature, .swiftLanguageMode:
return false
}
}
}
/// An individual build setting.
public struct Setting: Codable, Hashable, Sendable {
/// The tool associated with this setting.
public let tool: Tool
/// The kind of the setting.
public let kind: Kind
/// The condition at which the setting should be applied.
public let condition: PackageConditionDescription?
public init(
tool: Tool,
kind: Kind,
condition: PackageConditionDescription? = .none
) {
self.tool = tool
self.kind = kind
self.condition = condition
}
}
}
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