1 //===-- HostInfoPosix.h -----------------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLDB_HOST_POSIX_HOSTINFOPOSIX_H 10 #define LLDB_HOST_POSIX_HOSTINFOPOSIX_H 11 12 #include "lldb/Host/HostInfoBase.h" 13 #include "lldb/Utility/FileSpec.h" 14 #include <optional> 15 16 namespace lldb_private { 17 18 class UserIDResolver; 19 20 class HostInfoPosix : public HostInfoBase { 21 friend class HostInfoBase; 22 23 public: 24 static size_t GetPageSize(); 25 static bool GetHostname(std::string &s); 26 static std::optional<std::string> GetOSKernelDescription(); 27 28 static uint32_t GetUserID(); 29 static uint32_t GetGroupID(); 30 static uint32_t GetEffectiveUserID(); 31 static uint32_t GetEffectiveGroupID(); 32 33 static FileSpec GetDefaultShell(); 34 35 static bool GetEnvironmentVar(const std::string &var_name, std::string &var); 36 37 static UserIDResolver &GetUserIDResolver(); 38 39 protected: 40 static bool ComputeSupportExeDirectory(FileSpec &file_spec); 41 static bool ComputeHeaderDirectory(FileSpec &file_spec); 42 }; 43 } 44 45 #endif 46