Host/posix/HostInfoPosix.h

0001 //===-- HostInfoPosix.h -----------------------------------------*- C++ -*-===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===----------------------------------------------------------------------===//
0008
0009 #ifndef LLDB_HOST_POSIX_HOSTINFOPOSIX_H
0010 #define LLDB_HOST_POSIX_HOSTINFOPOSIX_H
0011
0012 #include "lldb/Host/HostInfoBase.h"
0013 #include "lldb/Utility/FileSpec.h"
0014 #include <optional>
0015 #include <string>
0016
0017 namespace lldb_private {
0018
0019 class UserIDResolver;
0020
0021 class HostInfoPosix : public HostInfoBase {
0022   friend class HostInfoBase;
0023
0024 public:
0025   static size_t GetPageSize();
0026   static bool GetHostname(std::string &s);
0027   static std::optional<std::string> GetOSKernelDescription();
0028
0029   static uint32_t GetUserID();
0030   static uint32_t GetGroupID();
0031   static uint32_t GetEffectiveUserID();
0032   static uint32_t GetEffectiveGroupID();
0033
0034   static FileSpec GetDefaultShell();
0035
0036   static bool GetEnvironmentVar(const std::string &var_name, std::string &var);
0037
0038   static UserIDResolver &GetUserIDResolver();
0039   static llvm::VersionTuple GetOSVersion();
0040   static std::optional<std::string> GetOSBuildString();
0041
0042 protected:
0043   static bool ComputeSupportExeDirectory(FileSpec &file_spec);
0044   static bool ComputeHeaderDirectory(FileSpec &file_spec);
0045   static bool ComputeSystemPluginsDirectory(FileSpec &file_spec);
0046   static bool ComputeUserPluginsDirectory(FileSpec &file_spec);
0047 };
0048 } // namespace lldb_private
0049
0050 #endif