HostInfoPosix.h

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//===-- HostInfoPosix.h -----------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
 
#ifndef LLDB_HOST_POSIX_HOSTINFOPOSIX_H
#define LLDB_HOST_POSIX_HOSTINFOPOSIX_H
 
#include "lldb/Host/HostInfoBase.h"
#include "lldb/Utility/FileSpec.h"
#include <optional>
#include <string>
 
namespace lldb_private {
 
class UserIDResolver;
 
class HostInfoPosix : public HostInfoBase {
  friend class HostInfoBase;
 
public:
  static size_t GetPageSize();
  static bool GetHostname(std::string &s);
  static std::optional<std::string> GetOSKernelDescription();
 
  static uint32_t GetUserID();
  static uint32_t GetGroupID();
  static uint32_t GetEffectiveUserID();
  static uint32_t GetEffectiveGroupID();
 
  static FileSpec GetDefaultShell();
 
  static bool GetEnvironmentVar(const std::string &var_name, std::string &var);
 
  static UserIDResolver &GetUserIDResolver();
  static llvm::VersionTuple GetOSVersion();
  static std::optional<std::string> GetOSBuildString();
 
protected:
  static bool ComputeSupportExeDirectory(FileSpec &file_spec);
  static bool ComputeHeaderDirectory(FileSpec &file_spec);
  static bool ComputeSystemPluginsDirectory(FileSpec &file_spec);
  static bool ComputeUserPluginsDirectory(FileSpec &file_spec);
};
} // namespace lldb_private
 
#endif