6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
113 lines
3.5 KiB
C++
113 lines
3.5 KiB
C++
//===-- XcodeSDK.h ----------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_UTILITY_SDK_H
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#define LLDB_UTILITY_SDK_H
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#include "lldb/lldb-forward.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Support/VersionTuple.h"
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#include <tuple>
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namespace llvm {
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class Triple;
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}
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namespace lldb_private {
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/// An abstraction for Xcode-style SDKs that works like \ref ArchSpec.
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class XcodeSDK {
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std::string m_name;
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public:
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/// Different types of Xcode SDKs.
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enum Type : int {
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MacOSX = 0,
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iPhoneSimulator,
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iPhoneOS,
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AppleTVSimulator,
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AppleTVOS,
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WatchSimulator,
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watchOS,
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XRSimulator,
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XROS,
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bridgeOS,
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Linux,
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unknown = -1
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};
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static constexpr int numSDKTypes = Linux + 1;
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/// A parsed SDK directory name.
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struct Info {
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Type type = unknown;
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llvm::VersionTuple version;
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bool internal = false;
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Info() = default;
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bool operator<(const Info &other) const;
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bool operator==(const Info &other) const;
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};
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/// Default constructor, constructs an empty string.
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XcodeSDK() = default;
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/// Construct an XcodeSDK object from a specification.
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XcodeSDK(Info info);
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/// Initialize an XcodeSDK object with an SDK name. The SDK name is the last
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/// directory component of a path one would pass to clang's -isysroot
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/// parameter. For example, "MacOSX.10.14.sdk".
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XcodeSDK(std::string &&name) : m_name(std::move(name)) {}
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static XcodeSDK GetAnyMacOS() { return XcodeSDK("MacOSX.sdk"); }
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/// The merge function follows a strict order to maintain monotonicity:
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/// 1. SDK with the higher SDKType wins.
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/// 2. The newer SDK wins.
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void Merge(const XcodeSDK &other);
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XcodeSDK &operator=(const XcodeSDK &other);
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XcodeSDK(const XcodeSDK&) = default;
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bool operator==(const XcodeSDK &other) const;
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/// Return parsed SDK type and version number.
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Info Parse() const;
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bool IsAppleInternalSDK() const;
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llvm::VersionTuple GetVersion() const;
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Type GetType() const;
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llvm::StringRef GetString() const;
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/// Whether this Xcode SDK supports Swift.
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bool SupportsSwift() const;
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/// Whether LLDB feels confident importing Clang modules from this SDK.
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static bool SDKSupportsModules(Type type, llvm::VersionTuple version);
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static bool SDKSupportsModules(Type desired_type, const FileSpec &sdk_path);
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/// Returns true if the SDK for the specified triple supports
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/// builtin modules in system headers.
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///
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/// NOTE: should be kept in sync with sdkSupportsBuiltinModules in
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/// Toolchains/Darwin.cpp
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///
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/// FIXME: this function will be removed once LLDB's ClangExpressionParser
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/// constructs the compiler instance through the driver/toolchain. See \ref
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/// SetupImportStdModuleLangOpts
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///
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static bool SDKSupportsBuiltinModules(const llvm::Triple &target_triple,
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llvm::VersionTuple sdk_version);
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/// Return the canonical SDK name, such as "macosx" for the macOS SDK.
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static std::string GetCanonicalName(Info info);
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/// Return the best-matching SDK type for a specific triple.
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static XcodeSDK::Type GetSDKTypeForTriple(const llvm::Triple &triple);
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static std::string FindXcodeContentsDirectoryInPath(llvm::StringRef path);
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};
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} // namespace lldb_private
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#endif
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