* linux-low.c (linux_resume): Take a struct thread_resume *
argument.
(linux_wait): Update call.
(resume_ptr): New static variable.
(linux_continue_one_thread): Renamed from
linux_continue_one_process. Use resume_ptr.
(linux_resume): Use linux_continue_one_thread.
* server.c (handle_v_cont, handle_v_requests): New functions.
(myresume): New function.
(main): Handle 'v' case.
* target.h (struct thread_resume): New type.
(struct target_ops): Change argument of "resume" to struct
thread_resume *.
(myresume): Delete macro.