2013-02-15 Pedro Alves <pedro@codesourcery.com>

2013-02-15  Pedro Alves  <pedro@codesourcery.com>
	    Hafiz Abid Qadeer  <abidh@codesourcery.com>

	gdb/
	* NEWS: Mention new field "trace-file".
	* tracepoint.c (trace_status_mi): Output "trace-file" field.
	(tfile_open): Record the trace file's filename in the trace
	status.
	(tfile_files_info): Mention the name of the trace file.
	Check the "filename" field explicitely.
	(trace_status_command): Explicitely check "filename" field.
	(trace_find_command): Ditto.
	(trace_find_pc_command): Ditto.
	(trace_find_tracepoint_command): Ditto.
	(trace_find_line_command): Ditto.
	(trace_find_range_command): Ditto.
	(trace_find_outside_command): Ditto.
	* tracepoint.h (struct trace_status) <from_file>: Rename it
	to "filename" and make it hold the trace file's filename
	instead of a boolean.
	* remote.c (remote_get_trace_status): Initialize "filename"
	field with NULL instead	of 0.

	gdb/doc/
	* gdb.texinfo (GDB/MI Tracepoint Commands) <-trace-status>:
	Document the "trace-file" field.

	gdb/testsuite/
	* gdb.trace/tfile.exp: Add test for -trace-status command.