Add missing files to previous commit (Allow Python notification of new object-file...

[deliverable/binutils-gdb.git] / gdb / linux-nat.h

diff --git a/gdb/linux-nat.h b/gdb/linux-nat.h
index 2858f08f545a20bada40bd3997f4c18409350732..6175f3a1dc2e901c44241f954022c73bd542746c 100644 (file)
--- a/gdb/linux-nat.h
+++ b/gdb/linux-nat.h
@@ -1,7 +1,7 @@
 /* Native debugging support for GNU/Linux (LWP layer).
 
    Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
-   2010 Free Software Foundation, Inc.
+   2010, 2011 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -22,6 +22,20 @@
 
 #include <signal.h>
 
+/* Ways to "resume" a thread.  */
+
+enum resume_kind
+{
+  /* Thread should continue.  */
+  resume_continue,
+
+  /* Thread should single-step.  */
+  resume_step,
+
+  /* Thread should be stopped.  */
+  resume_stop
+};
+
 /* Structure describing an LWP.  This is public only for the purposes
    of ALL_LWPS; target-specific code should generally not access it
    directly.  */
@@ -52,6 +66,9 @@ struct lwp_info
      didn't try to let the LWP run.  */
   int resumed;
 
+  /* The last resume GDB requested on this thread.  */
+  enum resume_kind last_resume_kind;
+
   /* If non-zero, a pending wait status.  */
   int status;
 
@@ -122,11 +139,8 @@ int thread_db_attach_lwp (ptid_t ptid);
 extern void lin_thread_get_thread_signals (sigset_t *mask);
 
 /* Find process PID's pending signal set from /proc/pid/status.  */
-void linux_proc_pending_signals (int pid, sigset_t *pending, sigset_t *blocked, sigset_t *ignored);
-
-/* Return the TGID of LWPID from /proc/pid/status.  Returns -1 if not
-   found.  */
-extern int linux_proc_get_tgid (int lwpid);
+void linux_proc_pending_signals (int pid, sigset_t *pending,
+                                sigset_t *blocked, sigset_t *ignored);
 
 /* linux-nat functions for handling fork events.  */
 extern void linux_enable_event_reporting (ptid_t ptid);
@@ -172,3 +186,7 @@ struct siginfo *linux_nat_get_siginfo (ptid_t ptid);
 
 /* Compute and return the processor core of a given thread.  */
 int linux_nat_core_of_thread_1 (ptid_t ptid);
+
+/* Set alternative SIGTRAP-like events recognizer.  */
+void linux_nat_set_status_is_event (struct target_ops *t,
+                                   int (*status_is_event) (int status));