Enable AUXV and QPassSignals in gdb-remote for NetBSD

Summary:
NetBSD is an ELF platform and it uses Elf Auxiliary Vector like Linux and other modern BSDs.

While there enable QPassSignals for the NetBSD port as well.

Sponsored by <The NetBSD Foundation>

Reviewers: labath, kettenis, joerg, emaste

Reviewed By: labath

Subscribers: #lldb

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D31146

llvm-svn: 298407

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

@@ -840,7 +840,7 @@ GDBRemoteCommunicationServerCommon::Handle_qSupported(
   response.PutCString(";QThreadSuffixSupported+");
   response.PutCString(";QListThreadsInStopReply+");
   response.PutCString(";qEcho+");
-#if defined(__linux__)
+#if defined(__linux__) || defined(__NetBSD__)
   response.PutCString(";QPassSignals+");
   response.PutCString(";qXfer:auxv:read+");
 #endif

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

@@ -2665,7 +2665,7 @@ GDBRemoteCommunication::PacketResult
 GDBRemoteCommunicationServerLLGS::Handle_qXfer_auxv_read(
     StringExtractorGDBRemote &packet) {
 // *BSD impls should be able to do this too.
-#if defined(__linux__)
+#if defined(__linux__) || defined(__NetBSD__)
   Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PROCESS));
 
   // Parse out the offset.