[lldb-server] Add unnamed pipe support to PipeWindows

Summary:
This adds unnamed pipe support in PipeWindows to support communication between a debug server and child process.
Modify PipeWindows::CreateNew to support the creation of an unnamed pipe.
Rename the previous method that created a named pipe to PipeWindows::CreateNewNamed.

Reviewers: zturner, llvm-commits

Reviewed By: zturner

Subscribers: Hui, labath, lldb-commits

Differential Revision: https://reviews.llvm.org/D56234

llvm-svn: 350784

1 files changed, 2 insertions, 2 deletions

diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp
index b630fae87c3..72c1314a7c9 100644
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp
@@ -1074,9 +1074,9 @@ Status GDBRemoteCommunication::StartDebugserverProcess(
                         __FUNCTION__, error.AsCString());
           return error;
         }
-        int write_fd = socket_pipe.GetWriteFileDescriptor();
+        pipe_t write = socket_pipe.GetWritePipe();
         debugserver_args.AppendArgument(llvm::StringRef("--pipe"));
-        debugserver_args.AppendArgument(llvm::to_string(write_fd));
+        debugserver_args.AppendArgument(llvm::to_string(write));
         launch_info.AppendCloseFileAction(socket_pipe.GetReadFileDescriptor());
 #endif
       } else {