Fix the problem that the module list cannot be obtained (#111)

Author: sonyps5201314

src/MICmdCmdBreak.cpp

@@ -149,7 +149,7 @@ bool CMICmdCmdBreakInsert::Execute() {
   // Ask LLDB for the target to check if we have valid or dummy one.
   CMICmnLLDBDebugSessionInfo &rSessionInfo(
       CMICmnLLDBDebugSessionInfo::Instance());
-  lldb::SBTarget sbTarget = rSessionInfo.GetTarget();
+  lldb::SBTarget sbTarget = rSessionInfo.GetSelectedOrDummyTarget();
 
   m_bBreakpointEnabled = !pArgDisableBreakpoint->GetFound();
   m_bBreakpointIsTemp = pArgTempBreakpoint->GetFound();
@@ -464,7 +464,7 @@ bool CMICmdCmdBreakDelete::Execute() {
   }
 
   bool bSuccess = false;
-  lldb::SBTarget sbTarget = rSessionInfo.GetTarget();
+  lldb::SBTarget sbTarget = rSessionInfo.GetSelectedOrDummyTarget();
   if (sStoppointInfo.m_eType ==
       CMICmnLLDBDebugSessionInfo::eStoppointType_Breakpoint)
     bSuccess = sbTarget.BreakpointDelete(
@@ -601,7 +601,7 @@ bool CMICmdCmdBreakDisable::Execute() {
     }
   };
 
-  lldb::SBTarget sbTarget = rSessionInfo.GetTarget();
+  lldb::SBTarget sbTarget = rSessionInfo.GetSelectedOrDummyTarget();
   if (sStoppointInfo.m_eType ==
       CMICmnLLDBDebugSessionInfo::eStoppointType_Breakpoint) {
     lldb::SBBreakpoint breakpoint = sbTarget.FindBreakpointByID(
@@ -744,7 +744,7 @@ bool CMICmdCmdBreakEnable::Execute() {
     }
   };
 
-  lldb::SBTarget sbTarget = rSessionInfo.GetTarget();
+  lldb::SBTarget sbTarget = rSessionInfo.GetSelectedOrDummyTarget();
   if (sStoppointInfo.m_eType ==
       CMICmnLLDBDebugSessionInfo::eStoppointType_Breakpoint) {
     lldb::SBBreakpoint breakpoint = sbTarget.FindBreakpointByID(
@@ -875,7 +875,7 @@ bool CMICmdCmdBreakAfter::Execute() {
     return MIstatus::failure;
   }
 
-  lldb::SBTarget sbTarget = rSessionInfo.GetTarget();
+  lldb::SBTarget sbTarget = rSessionInfo.GetSelectedOrDummyTarget();
   if (sStoppointInfo.m_eType ==
       CMICmnLLDBDebugSessionInfo::eStoppointType_Breakpoint) {
     lldb::SBBreakpoint breakpoint = sbTarget.FindBreakpointByID(
@@ -1023,7 +1023,7 @@ bool CMICmdCmdBreakCondition::Execute() {
     return MIstatus::failure;
   }
 
-  lldb::SBTarget sbTarget = rSessionInfo.GetTarget();
+  lldb::SBTarget sbTarget = rSessionInfo.GetSelectedOrDummyTarget();
   if (sStoppointInfo.m_eType ==
       CMICmnLLDBDebugSessionInfo::eStoppointType_Breakpoint) {
     lldb::SBBreakpoint breakpoint = sbTarget.FindBreakpointByID(
@@ -1267,7 +1267,7 @@ bool CMICmdCmdBreakWatch::Execute() {
   // Ask LLDB for the target to check if we have valid or dummy one.
   CMICmnLLDBDebugSessionInfo &rSessionInfo(
       CMICmnLLDBDebugSessionInfo::Instance());
-  auto sbTarget = rSessionInfo.GetTarget();
+  auto sbTarget = rSessionInfo.GetSelectedOrDummyTarget();
   auto sbProcess = rSessionInfo.GetProcess();
   auto sbThread = sbProcess.GetSelectedThread();
   auto sbFrame = sbThread.GetSelectedFrame();

src/MICmdCmdSymbol.cpp

@@ -99,7 +99,8 @@ bool CMICmdCmdSymbolListLines::Execute() {
   CMICMDBASE_GETOPTION(pArgFile, File, m_constStrArgNameFile);
 
   const auto &rSessionInfo(CMICmnLLDBDebugSessionInfo::Instance());
-  if (rSessionInfo.GetTarget() == rSessionInfo.GetDebugger().GetDummyTarget()) {
+  if (rSessionInfo.GetSelectedOrDummyTarget() ==
+      rSessionInfo.GetDebugger().GetDummyTarget()) {
     SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_INVALID_TARGET_CURRENT),
                                    m_cmdData.strMiCmd.c_str()));
     return MIstatus::failure;

src/MICmnLLDBDebugSessionInfo.cpp

@@ -979,13 +979,25 @@ lldb::SBListener &CMICmnLLDBDebugSessionInfo::GetListener() const {
 }
 
 //++
-// Details: Get current target.
+// Details: Get current selected target.
 // Type:    Method.
 // Args:    None.
-// Return:  lldb::SBTarget   - current target.
+// Return:  lldb::SBTarget   - current selected target.
 // Throws:  None.
 //--
 lldb::SBTarget CMICmnLLDBDebugSessionInfo::GetTarget() const {
+  auto target = GetDebugger().GetSelectedTarget();
+  return target;
+}
+
+//++
+// Details: Get current selected or dummy target.
+// Type:    Method.
+// Args:    None.
+// Return:  lldb::SBTarget   - current selected or dummy target.
+// Throws:  None.
+//--
+lldb::SBTarget CMICmnLLDBDebugSessionInfo::GetSelectedOrDummyTarget() const {
   auto target = GetDebugger().GetSelectedTarget();
   if (target.IsValid())
     return target;

src/MICmnLLDBDebugSessionInfo.h

@@ -204,6 +204,7 @@ class CMICmnLLDBDebugSessionInfo
   lldb::SBDebugger &GetDebugger() const;
   lldb::SBListener &GetListener() const;
   lldb::SBTarget GetTarget() const;
+  lldb::SBTarget GetSelectedOrDummyTarget() const;
   lldb::SBProcess GetProcess() const;
 
   void SetCreateTty(bool val);