108 lines
4.3 KiB
C
108 lines
4.3 KiB
C
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//===-- MSVCPaths.h - MSVC path-parsing helpers -----------------*- 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 LLVM_WINDOWSDRIVER_MSVCPATHS_H
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#define LLVM_WINDOWSDRIVER_MSVCPATHS_H
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#include "llvm/ADT/Optional.h"
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#include "llvm/ADT/SmallString.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/ADT/Triple.h"
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#include <string>
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namespace llvm {
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namespace vfs {
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class FileSystem;
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}
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enum class SubDirectoryType {
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Bin,
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Include,
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Lib,
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};
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enum class ToolsetLayout {
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OlderVS,
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VS2017OrNewer,
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DevDivInternal,
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};
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// Windows SDKs and VC Toolchains group their contents into subdirectories based
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// on the target architecture. This function converts an llvm::Triple::ArchType
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// to the corresponding subdirectory name.
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const char *archToWindowsSDKArch(llvm::Triple::ArchType Arch);
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// Similar to the above function, but for Visual Studios before VS2017.
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const char *archToLegacyVCArch(llvm::Triple::ArchType Arch);
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// Similar to the above function, but for DevDiv internal builds.
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const char *archToDevDivInternalArch(llvm::Triple::ArchType Arch);
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bool appendArchToWindowsSDKLibPath(int SDKMajor, llvm::SmallString<128> LibPath,
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llvm::Triple::ArchType Arch,
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std::string &path);
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// Get the path to a specific subdirectory in the current toolchain for
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// a given target architecture.
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// VS2017 changed the VC toolchain layout, so this should be used instead
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// of hardcoding paths.
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std::string getSubDirectoryPath(SubDirectoryType Type, ToolsetLayout VSLayout,
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const std::string &VCToolChainPath,
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llvm::Triple::ArchType TargetArch,
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llvm::StringRef SubdirParent = "");
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// Check if the Include path of a specified version of Visual Studio contains
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// specific header files. If not, they are probably shipped with Universal CRT.
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bool useUniversalCRT(ToolsetLayout VSLayout, const std::string &VCToolChainPath,
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llvm::Triple::ArchType TargetArch,
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llvm::vfs::FileSystem &VFS);
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/// Get Windows SDK installation directory.
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bool getWindowsSDKDir(vfs::FileSystem &VFS,
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llvm::Optional<llvm::StringRef> WinSdkDir,
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llvm::Optional<llvm::StringRef> WinSdkVersion,
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llvm::Optional<llvm::StringRef> WinSysRoot,
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std::string &Path, int &Major,
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std::string &WindowsSDKIncludeVersion,
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std::string &WindowsSDKLibVersion);
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bool getUniversalCRTSdkDir(vfs::FileSystem &VFS,
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llvm::Optional<llvm::StringRef> WinSdkDir,
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llvm::Optional<llvm::StringRef> WinSdkVersion,
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llvm::Optional<llvm::StringRef> WinSysRoot,
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std::string &Path,
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std::string &UCRTVersion);
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// Check command line arguments to try and find a toolchain.
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bool findVCToolChainViaCommandLine(
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vfs::FileSystem &VFS, llvm::Optional<llvm::StringRef> VCToolsDir,
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llvm::Optional<llvm::StringRef> VCToolsVersion,
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llvm::Optional<llvm::StringRef> WinSysRoot, std::string &Path,
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ToolsetLayout &VSLayout);
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// Check various environment variables to try and find a toolchain.
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bool findVCToolChainViaEnvironment(vfs::FileSystem &VFS, std::string &Path,
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ToolsetLayout &VSLayout);
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// Query the Setup Config server for installs, then pick the newest version
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// and find its default VC toolchain.
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// This is the preferred way to discover new Visual Studios, as they're no
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// longer listed in the registry.
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bool findVCToolChainViaSetupConfig(vfs::FileSystem &VFS, std::string &Path,
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ToolsetLayout &VSLayout);
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// Look in the registry for Visual Studio installs, and use that to get
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// a toolchain path. VS2017 and newer don't get added to the registry.
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// So if we find something here, we know that it's an older version.
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bool findVCToolChainViaRegistry(std::string &Path, ToolsetLayout &VSLayout);
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} // namespace llvm
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#endif
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