1 //===-- OperatingSystem.cpp -------------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // C Includes
11 // C++ Includes
12 // Other libraries and framework includes
13 // Project includes
14 #include "lldb/Target/OperatingSystem.h"
15 #include "lldb/Core/PluginManager.h"
16 #include "lldb/Target/Thread.h"
17 
18 using namespace lldb;
19 using namespace lldb_private;
20 
21 OperatingSystem*
22 OperatingSystem::FindPlugin (Process *process, const char *plugin_name)
23 {
24     OperatingSystemCreateInstance create_callback = nullptr;
25     if (plugin_name)
26     {
27         ConstString const_plugin_name(plugin_name);
28         create_callback  = PluginManager::GetOperatingSystemCreateCallbackForPluginName (const_plugin_name);
29         if (create_callback)
30         {
31             std::unique_ptr<OperatingSystem> instance_ap(create_callback(process, true));
32             if (instance_ap)
33                 return instance_ap.release();
34         }
35     }
36     else
37     {
38         for (uint32_t idx = 0; (create_callback = PluginManager::GetOperatingSystemCreateCallbackAtIndex(idx)) != nullptr; ++idx)
39         {
40             std::unique_ptr<OperatingSystem> instance_ap(create_callback(process, false));
41             if (instance_ap)
42                 return instance_ap.release();
43         }
44     }
45     return nullptr;
46 }
47 
48 
49 OperatingSystem::OperatingSystem (Process *process) :
50     m_process (process)
51 {
52 }
53 
54 OperatingSystem::~OperatingSystem() = default;
55 
56 bool
57 OperatingSystem::IsOperatingSystemPluginThread (const lldb::ThreadSP &thread_sp)
58 {
59     if (thread_sp)
60         return thread_sp->IsOperatingSystemPluginThread();
61     return false;
62 }
63