lib: make trace IR API const-correct

[babeltrace.git] / lib / graph / query-executor.c

diff --git a/lib/graph/query-executor.c b/lib/graph/query-executor.c
index 2029de844cf21ef98b887c84d5afa5bc85e04aaf..4f5a64d82e2510c017d02634789b63ea855c5a6f 100644 (file)
--- a/lib/graph/query-executor.c
+++ b/lib/graph/query-executor.c
@@ -29,6 +29,7 @@
 #include <babeltrace/graph/component-class.h>
 #include <babeltrace/graph/component-class-internal.h>
 #include <babeltrace/values.h>
+#include <babeltrace/values-const.h>
 #include <babeltrace/object-internal.h>
 #include <babeltrace/object.h>
 #include <babeltrace/compiler-internal.h>
@@ -64,17 +65,18 @@ end:
        return (void *) query_exec;
 }
 
-enum bt_query_status bt_private_query_executor_query(
+enum bt_query_executor_status bt_private_query_executor_query(
                struct bt_private_query_executor *priv_query_exec,
                struct bt_component_class *comp_cls,
-               const char *object, struct bt_value *params,
-               struct bt_value **user_result)
+               const char *object, const struct bt_value *params,
+               const struct bt_value **user_result)
 {
        typedef enum bt_query_status (*method_t)(void *, void *,
-               const void *, void *, void *);
+               const void *, const void *, void *);
 
        struct bt_query_executor *query_exec = (void *) priv_query_exec;
        enum bt_query_status status;
+       enum bt_query_executor_status exec_status;
        method_t method = NULL;
 
        BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
@@ -117,7 +119,7 @@ enum bt_query_status bt_private_query_executor_query(
                /* Not an error: nothing to query */
                BT_LIB_LOGD("Component class has no registered query method: "
                        "%!+C", comp_cls);
-               status = BT_QUERY_STATUS_UNSUPPORTED;
+               exec_status = BT_QUERY_EXECUTOR_STATUS_UNSUPPORTED;
                goto end;
        }
 
@@ -128,23 +130,20 @@ enum bt_query_status bt_private_query_executor_query(
        status = method(comp_cls, query_exec, object, params, user_result);
        BT_LIB_LOGD("User method returned: status=%s, %![res-]+v",
                bt_query_status_string(status), *user_result);
-       BT_ASSERT_PRE(status != BT_QUERY_STATUS_EXECUTOR_CANCELED &&
-               status != BT_QUERY_STATUS_UNSUPPORTED,
-               "Unexpected (illegal) returned status: status=%s",
-               bt_query_status_string(status));
        BT_ASSERT_PRE(status != BT_QUERY_STATUS_OK || *user_result,
                "User method returned `BT_QUERY_STATUS_OK` without a result.");
+       exec_status = (int) status;
        if (query_exec->canceled) {
                BT_OBJECT_PUT_REF_AND_RESET(*user_result);
-               status = BT_QUERY_STATUS_EXECUTOR_CANCELED;
+               status = BT_QUERY_EXECUTOR_STATUS_CANCELED;
                goto end;
        }
 
 end:
-       return status;
+       return exec_status;
 }
 
-enum bt_query_status bt_private_query_executor_cancel(
+enum bt_query_executor_status bt_private_query_executor_cancel(
                struct bt_private_query_executor *priv_query_exec)
 {
        struct bt_query_executor *query_exec = (void *) priv_query_exec;
@@ -152,7 +151,7 @@ enum bt_query_status bt_private_query_executor_cancel(
        BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
        query_exec->canceled = BT_TRUE;
        BT_LOGV("Canceled query executor: addr=%p", query_exec);
-       return BT_QUERY_STATUS_OK;
+       return BT_QUERY_EXECUTOR_STATUS_OK;
 }
 
 bt_bool bt_query_executor_is_canceled(struct bt_query_executor *query_exec)