[lldb] Add missing EINTR handling

Differential Revision: https://reviews.llvm.org/D59606

llvm-svn: 356703

lldb/source/Plugins/Process/NetBSD/NativeProcessNetBSD.cpp

@@ -665,7 +665,8 @@ Status NativeProcessNetBSD::Attach() {
   int wstatus;
   // Need to use WALLSIG otherwise we receive an error with errno=ECHLD At this
   // point we should have a thread stopped if waitpid succeeds.
-  if ((wstatus = waitpid(m_pid, NULL, WALLSIG)) < 0)
+  if ((wstatus = llvm::sys::RetryAfterSignal(-1, waitpid,
+          m_pid, NULL, WALLSIG)) < 0)
     return Status(errno, eErrorTypePOSIX);
 
   /* Initialize threads */