Create ScopedTimeout class for GDBRemoteCommunication

This new class makes it easier to change the timeout of a
GDBRemoteCommunication instance for a short time and then restore it to
its original value.

Differential revision: http://reviews.llvm.org/D7826

llvm-svn: 230319

1 files changed, 12 insertions, 0 deletions

diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp
index ecf581b2fab..62bc3627f69 100644
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp
@@ -926,3 +926,15 @@ GDBRemoteCommunication::DumpHistory(Stream &strm)
 {
     m_history.Dump (strm);
 }
+
+GDBRemoteCommunication::ScopedTimeout::ScopedTimeout (GDBRemoteCommunication& gdb_comm,
+                                                      uint32_t timeout) :
+    m_gdb_comm (gdb_comm)
+{
+    m_saved_timeout = m_gdb_comm.SetPacketTimeout (timeout);
+}
+
+GDBRemoteCommunication::ScopedTimeout::~ScopedTimeout ()
+{
+    m_gdb_comm.SetPacketTimeout (m_saved_timeout);
+}