Fixed not being able to launch the i386 slice of a universal binary by adding
a new "QLaunchArch:<arch-name>" where <arch-name> is the architecture name.
This allows us to remotely launch a debugserver and then set the architecture
for the binary we will launch.



git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@131064 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp b/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
index d4f6592..f8eb8de 100644
--- a/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
+++ b/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
@@ -705,6 +705,26 @@
     return -1;
 }
 
+int
+GDBRemoteCommunicationClient::SendLaunchArchPacket (char const *arch)
+{
+    if (arch && arch[0])
+    {
+        StreamString packet;
+        packet.Printf("QLaunchArch:%s", arch);
+        StringExtractorGDBRemote response;
+        if (SendPacketAndWaitForResponse (packet.GetData(), packet.GetSize(), response, false))
+        {
+            if (response.IsOKResponse())
+                return 0;
+            uint8_t error = response.GetError();
+            if (error)
+                return error;
+        }
+    }
+    return -1;
+}
+
 bool
 GDBRemoteCommunicationClient::GetOSVersion (uint32_t &major, 
                                             uint32_t &minor,