1 //===-- CommandObjectThreadTraceExportCTF.cpp -----------------------------===//
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 #include "CommandObjectThreadTraceExportCTF.h"
10 
11 #include "lldb/Host/OptionParser.h"
12 
13 using namespace lldb;
14 using namespace lldb_private;
15 using namespace lldb_private::ctf;
16 using namespace llvm;
17 
18 // CommandObjectThreadTraceExportCTF
19 
20 #define LLDB_OPTIONS_thread_trace_export_ctf
21 #include "TraceExporterCTFCommandOptions.inc"
22 
23 Status CommandObjectThreadTraceExportCTF::CommandOptions::SetOptionValue(
24     uint32_t option_idx, llvm::StringRef option_arg,
25     ExecutionContext *execution_context) {
26   Status error;
27   const int short_option = m_getopt_table[option_idx].val;
28 
29   switch (short_option) {
30   case 't': {
31     int64_t thread_index;
32     if (option_arg.empty() || option_arg.getAsInteger(0, thread_index) ||
33         thread_index < 0)
34       error.SetErrorStringWithFormat("invalid integer value for option '%s'",
35                                      option_arg.str().c_str());
36     else
37       m_thread_index = thread_index;
38     break;
39   }
40   default:
41     llvm_unreachable("Unimplemented option");
42   }
43   return error;
44 }
45 
46 void CommandObjectThreadTraceExportCTF::CommandOptions::OptionParsingStarting(
47     ExecutionContext *execution_context) {
48   m_thread_index = None;
49 }
50 
51 llvm::ArrayRef<OptionDefinition>
52 CommandObjectThreadTraceExportCTF::CommandOptions::GetDefinitions() {
53   return llvm::makeArrayRef(g_thread_trace_export_ctf_options);
54 }
55 
56 bool CommandObjectThreadTraceExportCTF::DoExecute(Args &command,
57                                                   CommandReturnObject &result) {
58   Stream &s = result.GetOutputStream();
59   // TODO: create an actual instance of the exporter and invoke it
60   if (m_options.m_thread_index)
61     s.Printf("got thread index %d\n", (int)m_options.m_thread_index.getValue());
62   else
63     s.Printf("didn't get a thread index\n");
64 
65   return result.Succeeded();
66 }
67