201b4506b3
* observer.texi (GDB Observers): New observer 'traceframe_changed'. * gdb.texinfo (GDB/MI Async Records): Mention new MI notification '=traceframe-changed'. gdb: * tracepoint.c (tfind_1): Call observer_notify_traceframe_changed if traceframe changed. * mi/mi-cmds.c (mi_cmd mi_cmds): Adjust for command "trace-find". * mi/mi-interp.c: Declare 'mi_traceframe_changed'. (mi_interpreter_init): Hook mi_traceframe_changed to observer 'traceframe_changed'. (mi_traceframe_changed): New. * mi/mi-main.h (struct mi_suppress_notification) <traceframe>: New field. * NEWS: Mention the new MI notification. gdb/testsuite: * gdb.trace/mi-traceframe-changed.exp: New.