* gdb.trace/ax.exp: Use standard_testfile.
* gdb.trace/backtrace.exp: Use standard_testfile.
* gdb.trace/change-loc.exp: Use standard_testfile.
* gdb.trace/circ.exp: Use standard_testfile, prepare_for_testing.
* gdb.trace/collection.exp: Use standard_testfile,
prepare_for_testing.
* gdb.trace/deltrace.exp: Use standard_testfile.
* gdb.trace/disconnected-tracing.exp: Use standard_testfile.
* gdb.trace/ftrace.exp: Use standard_testfile.
* gdb.trace/infotrace.exp: Use standard_testfile.
* gdb.trace/packetlen.exp: Use standard_testfile.
* gdb.trace/passc-dyn.exp: Use standard_testfile.
* gdb.trace/passcount.exp: Use standard_testfile.
* gdb.trace/pending.exp: Use standard_testfile.
* gdb.trace/report.exp: Use standard_testfile.
* gdb.trace/save-trace.exp: Use standard_testfile.
* gdb.trace/stap-trace.exp: Use standard_testfile.
* gdb.trace/status-stop.exp: Use standard_testfile.
* gdb.trace/strace.exp: Use standard_testfile.
* gdb.trace/tfile.exp: Use standard_testfile.
* gdb.trace/tfind.exp: Use standard_testfile.
* gdb.trace/trace-break.exp: Use standard_testfile.
* gdb.trace/trace-mt.exp: Use standard_testfile.
* gdb.trace/tracecmd.exp: Use standard_testfile.
* gdb.trace/tspeed.exp: Use standard_testfile.
* gdb.trace/tstatus.exp: Use standard_testfile.
* gdb.trace/tsv.exp: Use standard_testfile.
* gdb.trace/unavailable.exp: Use standard_testfile,
prepare_for_testing.
* gdb.trace/while-dyn.exp: Use standard_testfile.
* gdb.trace/while-stepping.exp: Use standard_testfile.
* defs.h (read_command_lines, read_command_lines_1): New
parameters validator and closure.
* tracepoint.h (struct action_line): Remove.
* breakpoint.h (struct breakpoint): Remove the 'actions'
field.
* defs.h (enum command_control_type): New value
while_stepping_control.
(struct command_line): Add comments.
* breakpoint.c (breakoint_is_tracepoint): New.
(breakpoint_set_commands): For tracepoints,
verify the commands are permissible.
(check_tracepoint_commands): New.
(commands_command): Require that each new line is validated using
check_tracepoint_command, if we set commands for a tracepoint.
(create_tracepoint_from_upload): Likewise.
(print_one_breakpoint_location): Remove the code to print
actions specifically.
(tracepoint_save_command): Relay to print_command_lines.
* cli/cli-script.c (process_next_line): New parameters validator
and closure. Handle 'while-stepping'. Call validator if not null.
(read_command_lines, read_command_lines1): Likewise.
(recurse_read_control_structure): New parameters validator and
closure. Handle while_stepping_control.
(print_command_lines): Handle while-stepping.
(get_command_line, define_command, document_command): Adjust.
* remote.c (remote_download_tracepoint): Adjust.
* tracepoint.c (make_cleanup_free_actions, read_actions)
(free_actions, do_free_actions_cleanup): Remove.
(trace_actions_command): Use read_command_lines.
(validate_actionline): Use error in one place.
(encode_actions_1): New, extracted from...
(encode_actions): ...this. Also use cleanups for exception
safety.
(trace_dump_command): Adjust.
* mi/mi-cmd-break (mi_cmd_break_commands): Validate commands if
it's tracepoint.