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Unified Diff: gdb/linux-nat.h

Issue 11969036: Merge GDB 7.5.1 (Closed) Base URL: http://git.chromium.org/native_client/nacl-gdb.git@master
Patch Set: Created 7 years, 11 months ago
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Index: gdb/linux-nat.h
diff --git a/gdb/linux-nat.h b/gdb/linux-nat.h
index 2d4503e49577b246568f1d044ebe30b6b61d6617..50998b81ed8b4f94a7d8d12763537ef7f747b630 100644
--- a/gdb/linux-nat.h
+++ b/gdb/linux-nat.h
@@ -21,6 +21,8 @@
#include <signal.h>
+struct arch_lwp_info;
+
/* Ways to "resume" a thread. */
enum resume_kind
@@ -74,10 +76,6 @@ struct lwp_info
/* Non-zero if we were stepping this LWP. */
int step;
- /* Non-zero si_signo if this LWP stopped with a trap. si_addr may
- 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;
@@ -108,6 +106,9 @@ struct lwp_info
/* The processor core this LWP was last seen on. */
int core;
+ /* Arch-specific additions. */
+ struct arch_lwp_info *arch_private;
+
/* Next LWP in list. */
struct lwp_info *next;
};
@@ -145,12 +146,20 @@ extern void linux_enable_event_reporting (ptid_t ptid);
extern int lin_lwp_attach_lwp (ptid_t ptid);
+extern void linux_stop_lwp (struct lwp_info *lwp);
+
/* Iterator function for lin-lwp's lwp list. */
struct lwp_info *iterate_over_lwps (ptid_t filter,
int (*callback) (struct lwp_info *,
void *),
void *data);
+typedef int (*linux_nat_iterate_watchpoint_lwps_ftype) (struct lwp_info *lwp,
+ void *arg);
+
+extern void linux_nat_iterate_watchpoint_lwps
+ (linux_nat_iterate_watchpoint_lwps_ftype callback, void *callback_data);
+
/* Create a prototype generic GNU/Linux target. The client can
override it with local methods. */
struct target_ops * linux_target (void);
@@ -165,25 +174,29 @@ linux_trad_target (CORE_ADDR (*register_u_offset)(struct gdbarch *, int, int));
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));
+void linux_nat_set_new_thread (struct target_ops *, void (*) (struct lwp_info *));
/* 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 *,
+ int (*) (siginfo_t *,
gdb_byte *,
int));
+/* Register a method to call prior to resuming a thread. */
+
+void linux_nat_set_prepare_to_resume (struct target_ops *,
+ void (*) (struct lwp_info *));
+
/* 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);
+/* Store the saved siginfo associated with PTID in *SIGINFO.
+ Return 1 if it was retrieved successfully, 0 otherwise (*SIGINFO is
+ uninitialized in such case). */
+int linux_nat_get_siginfo (ptid_t ptid, siginfo_t *siginfo);
/* Set alternative SIGTRAP-like events recognizer. */
void linux_nat_set_status_is_event (struct target_ops *t,
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