X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Flinux-nat.h;h=5aba089eaf3d20a703b0f7db9ed8607a0b3d375e;hb=3c83b96e241336be0c3e26c06f2bf901d0fe8edd;hp=0985e8409f58edd31b10b6b6f64d3630f65a8668;hpb=117de6a92498c0dd715fa0fdec577697433f3c5e;p=deliverable%2Fbinutils-gdb.git

diff --git a/gdb/linux-nat.h b/gdb/linux-nat.h
index 0985e8409f..5aba089eaf 100644
--- 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
-   Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
+   2010 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -62,6 +62,18 @@ struct lwp_info
      be the address of a hardware watchpoint.  */
   struct siginfo siginfo;
 
+  /* STOPPED_BY_WATCHPOINT is non-zero if this LWP stopped with a data
+     watchpoint trap.  */
+  int stopped_by_watchpoint;
+
+  /* On architectures where it is possible to know the data address of
+     a triggered watchpoint, STOPPED_DATA_ADDRESS_P is non-zero, and
+     STOPPED_DATA_ADDRESS contains such data address.  Otherwise,
+     STOPPED_DATA_ADDRESS_P is false, and STOPPED_DATA_ADDRESS is
+     undefined.  Only valid if STOPPED_BY_WATCHPOINT is true.  */
+  int stopped_data_address_p;
+  CORE_ADDR stopped_data_address;
+
   /* Non-zero if we expect a duplicated SIGINT.  */
   int ignore_sigint;
 
@@ -70,6 +82,16 @@ struct lwp_info
      or to a local variable in lin_lwp_wait.  */
   struct target_waitstatus waitstatus;
 
+  /* Signal wether we are in a SYSCALL_ENTRY or
+     in a SYSCALL_RETURN event.
+     Values:
+     - TARGET_WAITKIND_SYSCALL_ENTRY
+     - TARGET_WAITKIND_SYSCALL_RETURN */
+  int syscall_state;
+
+  /* The processor core this LWP was last seen on.  */
+  int core;
+
   /* Next LWP in list.  */
   struct lwp_info *next;
 };
@@ -99,13 +121,18 @@ int thread_db_attach_lwp (ptid_t ptid);
 /* 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);
+
 /* linux-nat functions for handling fork events.  */
 extern void linux_enable_event_reporting (ptid_t ptid);
 
 extern int lin_lwp_attach_lwp (ptid_t ptid);
 
 /* Iterator function for lin-lwp's lwp list.  */
-struct lwp_info *iterate_over_lwps (int (*callback) (struct lwp_info *, 
+struct lwp_info *iterate_over_lwps (ptid_t filter,
+				    int (*callback) (struct lwp_info *,
 						     void *), 
 				    void *data);
 
@@ -125,9 +152,20 @@ void linux_nat_add_target (struct target_ops *);
 /* Register a method to call whenever a new thread is attached.  */
 void linux_nat_set_new_thread (struct target_ops *, void (*) (ptid_t));
 
+/* Register a method that converts a siginfo object between the layout
+   that ptrace returns, and the layout in the architecture of the
+   inferior.  */
+void linux_nat_set_siginfo_fixup (struct target_ops *,
+				  int (*) (struct siginfo *,
+					   gdb_byte *,
+					   int));
+
 /* Update linux-nat internal state when changing from one fork
    to another.  */
 void linux_nat_switch_fork (ptid_t new_ptid);
 
 /* Return the saved siginfo associated with PTID.  */
 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);