+2012-03-03 Yao Qi <yao@codesourcery.com>
+
+ * linux-low.c (linux_supports_agent): New.
+ (linux_target_ops): Initialize field `supports_agent' with
+ linux_supports_agent.
+ * target.h (struct target_ops) <supports_agent>: New.
+ (target_supports_agent): New macro.
+ * server.c (handle_general_set): Handle packet 'QAgent'.
+ (handle_query): Send `QAgent+'.
+ * Makefile.in (server.o): Depends on agent.h.
+
+2012-03-03 Yao Qi <yao@codesourcery.com>
+
+ * Makefile.in (OBS): Add agent.o.
+ Add new rule for agent.o.
+ Track dependence of tracepoint.c on agent.h.
+ * tracepoint.c (run_inferior_command_1):
+ (run_inferior_command): Call agent_run_command.
+ (gdb_ust_connect_sync_socket): Deleted. Move it to
+ common/agent.c.
+ (resume_thread, stop_thread): Likewise.
+ (gdb_ust_socket_init): Renamed to ...
+ (gdb_agent_socket_init): ... New.
+ (gdb_ust_thread): Renamed to ...
+ (gdb_agent_helper_thread): ... New.
+ (gdb_ust_init): Move some code to ...
+ (gdb_agent_init): ... here. New.
+ [HAVE_UST]: Call gdb_ust_init.
+ (initialize_tracepoint_ftlib): Call gdb_agent_init.
+ * configure.ac: Add `sys/un.h' to AC_CHECK_HEADERS.
+ * config.in, configure: Regenerated.
+
2012-03-02 Pedro Alves <palves@redhat.com>
* inferiors.c (add_pid_to_list, pull_pid_from_list): Delete.