Make ProcessGDBRemote get a //copy// of platform Unix signals.

Summary: Update to http://reviews.llvm.org/rL243618.

Reviewers: jaydeep, clayborg

Subscribers: labath, tberghammer, lldb-commits

Differential Revision: http://reviews.llvm.org/D12420

llvm-svn: 246557

Author: chaoren

lldb/include/lldb/Target/Process.h

@@ -1432,7 +1432,7 @@ class Process :
     Signal (int signal);
 
     void
-    SetUnixSignals(const lldb::UnixSignalsSP &signals_sp);
+    SetUnixSignals(lldb::UnixSignalsSP &&signals_sp);
 
     const lldb::UnixSignalsSP &
     GetUnixSignals();

lldb/source/Plugins/Process/elf-core/ProcessElfCore.cpp

@@ -352,8 +352,7 @@ ProcessElfCore::Clear()
     m_thread_list.Clear();
     m_os = llvm::Triple::UnknownOS;
 
-    static const auto s_default_unix_signals_sp = std::make_shared<UnixSignals>();
-    SetUnixSignals(s_default_unix_signals_sp);
+    SetUnixSignals(std::make_shared<UnixSignals>());
 }
 
 void

lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp

@@ -2904,6 +2904,12 @@ ProcessGDBRemote::SetLastStopPacket (const StringExtractorGDBRemote &response)
     }
 }
 
+void
+ProcessGDBRemote::SetUnixSignals(const UnixSignalsSP &signals_sp)
+{
+    Process::SetUnixSignals(std::make_shared<GDBRemoteSignals>(signals_sp));
+}
+
 //------------------------------------------------------------------
 // Process Queries
 //------------------------------------------------------------------

lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.h

@@ -152,6 +152,9 @@ class ProcessGDBRemote : public Process
     void
     RefreshStateAfterStop() override;
 
+    void
+    SetUnixSignals(const lldb::UnixSignalsSP &signals_sp);
+
     //------------------------------------------------------------------
     // Process Queries
     //------------------------------------------------------------------

lldb/source/Target/Process.cpp

@@ -4120,7 +4120,7 @@ Process::Signal (int signal)
 }
 
 void
-Process::SetUnixSignals (const UnixSignalsSP &signals_sp)
+Process::SetUnixSignals(UnixSignalsSP &&signals_sp)
 {
     assert (signals_sp && "null signals_sp");
     m_unix_signals_sp = signals_sp;