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-rw-r--r--gdb/tracepoint.c67
1 files changed, 36 insertions, 31 deletions
diff --git a/gdb/tracepoint.c b/gdb/tracepoint.c
index 5bad3e8..9646090 100644
--- a/gdb/tracepoint.c
+++ b/gdb/tracepoint.c
@@ -873,8 +873,7 @@ struct collection_list
/* True is the user requested a collection of "$_sdata", "static
tracepoint data". */
int strace_data;
- }
-tracepoint_list, stepping_list;
+ };
/* MEMRANGE functions: */
@@ -1239,6 +1238,35 @@ clear_collection_list (struct collection_list *list)
list->next_aexpr_elt = 0;
memset (list->regs_mask, 0, sizeof (list->regs_mask));
list->strace_data = 0;
+
+ xfree (list->aexpr_list);
+ xfree (list->list);
+}
+
+/* A cleanup wrapper for function clear_collection_list. */
+
+static void
+do_clear_collection_list (void *list)
+{
+ struct collection_list *l = list;
+
+ clear_collection_list (l);
+}
+
+/* Initialize collection_list CLIST. */
+
+static void
+init_collection_list (struct collection_list *clist)
+{
+ memset (clist, 0, sizeof *clist);
+
+ clist->listsize = 128;
+ clist->list = xcalloc (clist->listsize,
+ sizeof (struct memrange));
+
+ clist->aexpr_listsize = 128;
+ clist->aexpr_list = xcalloc (clist->aexpr_listsize,
+ sizeof (struct agent_expr *));
}
/* Reduce a collection list to string form (for gdb protocol). */
@@ -1618,11 +1646,15 @@ encode_actions (struct bp_location *tloc, char ***tdp_actions,
int frame_reg;
LONGEST frame_offset;
struct cleanup *back_to;
+ struct collection_list tracepoint_list, stepping_list;
back_to = make_cleanup (null_cleanup, NULL);
- clear_collection_list (&tracepoint_list);
- clear_collection_list (&stepping_list);
+ init_collection_list (&tracepoint_list);
+ init_collection_list (&stepping_list);
+
+ make_cleanup (do_clear_collection_list, &tracepoint_list);
+ make_cleanup (do_clear_collection_list, &stepping_list);
*tdp_actions = NULL;
*stepping_actions = NULL;
@@ -5673,33 +5705,6 @@ _initialize_tracepoint (void)
traceframe_number = -1;
tracepoint_number = -1;
- if (tracepoint_list.list == NULL)
- {
- tracepoint_list.listsize = 128;
- tracepoint_list.list = xmalloc
- (tracepoint_list.listsize * sizeof (struct memrange));
- }
- if (tracepoint_list.aexpr_list == NULL)
- {
- tracepoint_list.aexpr_listsize = 128;
- tracepoint_list.aexpr_list = xmalloc
- (tracepoint_list.aexpr_listsize * sizeof (struct agent_expr *));
- }
-
- if (stepping_list.list == NULL)
- {
- stepping_list.listsize = 128;
- stepping_list.list = xmalloc
- (stepping_list.listsize * sizeof (struct memrange));
- }
-
- if (stepping_list.aexpr_list == NULL)
- {
- stepping_list.aexpr_listsize = 128;
- stepping_list.aexpr_list = xmalloc
- (stepping_list.aexpr_listsize * sizeof (struct agent_expr *));
- }
-
add_info ("scope", scope_info,
_("List the variables local to a scope"));