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2010-03-29 Stan Shebs <stan@codesourcery.com>

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* tracepoint.c (start_tracing): Check tracepoints before sending
	commands to target, don't start if all tracepoints disabled.
This commit is contained in:
Stan Shebs 2010-03-29 17:41:38 +00:00
parent a8121990c1
commit 76a2b9588c
2 changed files with 33 additions and 9 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2010-03-29 Stan Shebs <stan@codesourcery.com>
* tracepoint.c (start_tracing): Check tracepoints before sending
commands to target, don't start if all tracepoints disabled.
2010-03-28 Pedro Alves <pedro@codesourcery.com>
* cli/cli-script.c (process_next_line): Handle 'stepping'.

37
gdb/tracepoint.c
View File

@ -1449,24 +1449,43 @@ start_tracing (void)
int ix;
struct breakpoint *t;
struct trace_state_variable *tsv;
int any_downloaded = 0;
target_trace_init ();
int any_enabled = 0;
tp_vec = all_tracepoints ();
/* No point in tracing without any tracepoints... */
if (VEC_length (breakpoint_p, tp_vec) == 0)
{
VEC_free (breakpoint_p, tp_vec);
error (_("No tracepoints defined, not starting trace"));
}
for (ix = 0; VEC_iterate (breakpoint_p, tp_vec, ix, t); ix++)
{
if (t->enable_state == bp_enabled)
{
any_enabled = 1;
break;
}
}
/* No point in tracing with only disabled tracepoints. */
if (!any_enabled)
{
VEC_free (breakpoint_p, tp_vec);
error (_("No tracepoints enabled, not starting trace"));
}
target_trace_init ();
for (ix = 0; VEC_iterate (breakpoint_p, tp_vec, ix, t); ix++)
{
t->number_on_target = 0;
target_download_tracepoint (t);
t->number_on_target = t->number;
any_downloaded = 1;
}
VEC_free (breakpoint_p, tp_vec);
/* No point in tracing without any tracepoints... */
if (!any_downloaded)
error ("No tracepoints downloaded, not starting trace");
/* Send down all the trace state variables too. */
for (ix = 0; VEC_iterate (tsv_s, tvariables, ix, tsv); ++ix)
{