lib: use BT_LIB_LOG*_APPEND_CAUSE() where appropriate
[babeltrace.git] / src / lib / plugin / plugin-so.c
index 2ddecdb3729a3f9005502c67ca328466c5726e12..92f47825e72ed1bc6f556b60c86f955905f1f0f6 100644 (file)
@@ -139,6 +139,11 @@ void bt_plugin_so_shared_lib_handle_destroy(struct bt_object *obj)
                        BT_LOGI("Closing GModule: path=\"%s\"", path);
 
                        if (!g_module_close(shared_lib_handle->module)) {
+                               /*
+                                * Just log here: we're in a destructor,
+                                * so we cannot append an error cause
+                                * (there's no returned status).
+                                */
                                BT_LOGE("Cannot close GModule: %s: path=\"%s\"",
                                        g_module_error(), path);
                        }
@@ -171,7 +176,7 @@ int bt_plugin_so_shared_lib_handle_create(
        BT_LOGI("Creating shared library handle: path=\"%s\"", path);
        *shared_lib_handle = g_new0(struct bt_plugin_so_shared_lib_handle, 1);
        if (!*shared_lib_handle) {
-               BT_LOGE_STR("Failed to allocate one shared library handle.");
+               BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one shared library handle.");
                status = BT_FUNC_STATUS_MEMORY_ERROR;
                goto end;
        }
@@ -185,7 +190,7 @@ int bt_plugin_so_shared_lib_handle_create(
 
        (*shared_lib_handle)->path = g_string_new(path);
        if (!(*shared_lib_handle)->path) {
-               BT_LOGE_STR("Failed to allocate a GString.");
+               BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate a GString.");
                status = BT_FUNC_STATUS_MEMORY_ERROR;
                goto end;
        }
@@ -342,7 +347,7 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
        comp_class_full_descriptors = g_array_new(FALSE, TRUE,
                sizeof(struct comp_class_full_descriptor));
        if (!comp_class_full_descriptors) {
-               BT_LOGE_STR("Failed to allocate a GArray.");
+               BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate a GArray.");
                status = BT_FUNC_STATUS_MEMORY_ERROR;
                goto end;
        }
@@ -391,22 +396,28 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                cur_attr->value.version.extra);
                        break;
                default:
-                       BT_LOG_WRITE(fail_on_load_error ?
-                               BT_LOG_WARN : BT_LOG_INFO, BT_LOG_TAG,
-                               "%s plugin descriptor attribute: "
-                               "plugin-path=\"%s\", plugin-name=\"%s\", "
-                               "attr-type-name=\"%s\", attr-type-id=%d",
-                               fail_on_load_error ? "Unknown" :
-                                       "Ignoring unknown",
-                               spec->shared_lib_handle->path ?
-                                       spec->shared_lib_handle->path->str :
-                                       NULL,
-                               descriptor->name, cur_attr->type_name,
-                               cur_attr->type);
-
                        if (fail_on_load_error) {
+                               BT_LIB_LOGW_APPEND_CAUSE(
+                                       "Unknown plugin descriptor attribute: "
+                                       "plugin-path=\"%s\", plugin-name=\"%s\", "
+                                       "attr-type-name=\"%s\", attr-type-id=%d",
+                                       spec->shared_lib_handle->path ?
+                                               spec->shared_lib_handle->path->str :
+                                               NULL,
+                                       descriptor->name, cur_attr->type_name,
+                                       cur_attr->type);
                                status = BT_FUNC_STATUS_LOADING_ERROR;
                                goto end;
+                       } else {
+                               BT_LIB_LOGI(
+                                       "Ignoring unknown plugin descriptor attribute: "
+                                       "plugin-path=\"%s\", plugin-name=\"%s\", "
+                                       "attr-type-name=\"%s\", attr-type-id=%d",
+                                       spec->shared_lib_handle->path ?
+                                               spec->shared_lib_handle->path->str :
+                                               NULL,
+                                       descriptor->name, cur_attr->type_name,
+                                       cur_attr->type);
                        }
 
                        break;
@@ -654,30 +665,44 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                }
                                break;
                        default:
-                               BT_LOG_WRITE(fail_on_load_error ?
-                                       BT_LOG_WARN : BT_LOG_INFO, BT_LOG_TAG,
-                                       "%s component class descriptor attribute: "
-                                       "plugin-path=\"%s\", "
-                                       "plugin-name=\"%s\", "
-                                       "comp-class-name=\"%s\", "
-                                       "comp-class-type=%s, "
-                                       "attr-type-name=\"%s\", "
-                                       "attr-type-id=%d",
-                                       fail_on_load_error ? "Unknown" :
-                                               "Ignoring unknown",
-                                       spec->shared_lib_handle->path ?
-                                               spec->shared_lib_handle->path->str :
-                                               NULL,
-                                       descriptor->name,
-                                       cur_cc_descr_attr->comp_class_descriptor->name,
-                                       bt_component_class_type_string(
-                                               cur_cc_descr_attr->comp_class_descriptor->type),
-                                       cur_cc_descr_attr->type_name,
-                                       cur_cc_descr_attr->type);
-
                                if (fail_on_load_error) {
+                                       BT_LIB_LOGW_APPEND_CAUSE(
+                                               "Unknown component class descriptor attribute: "
+                                               "plugin-path=\"%s\", "
+                                               "plugin-name=\"%s\", "
+                                               "comp-class-name=\"%s\", "
+                                               "comp-class-type=%s, "
+                                               "attr-type-name=\"%s\", "
+                                               "attr-type-id=%d",
+                                               spec->shared_lib_handle->path ?
+                                                       spec->shared_lib_handle->path->str :
+                                                       NULL,
+                                               descriptor->name,
+                                               cur_cc_descr_attr->comp_class_descriptor->name,
+                                               bt_component_class_type_string(
+                                                       cur_cc_descr_attr->comp_class_descriptor->type),
+                                               cur_cc_descr_attr->type_name,
+                                               cur_cc_descr_attr->type);
                                        status = BT_FUNC_STATUS_LOADING_ERROR;
                                        goto end;
+                               } else {
+                                       BT_LIB_LOGI(
+                                               "Ignoring unknown component class descriptor attribute: "
+                                               "plugin-path=\"%s\", "
+                                               "plugin-name=\"%s\", "
+                                               "comp-class-name=\"%s\", "
+                                               "comp-class-type=%s, "
+                                               "attr-type-name=\"%s\", "
+                                               "attr-type-id=%d",
+                                               spec->shared_lib_handle->path ?
+                                                       spec->shared_lib_handle->path->str :
+                                                       NULL,
+                                               descriptor->name,
+                                               cur_cc_descr_attr->comp_class_descriptor->name,
+                                               bt_component_class_type_string(
+                                                       cur_cc_descr_attr->comp_class_descriptor->type),
+                                               cur_cc_descr_attr->type_name,
+                                               cur_cc_descr_attr->type);
                                }
 
                                break;
@@ -695,16 +720,22 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                        bt_common_func_status_string(init_status));
 
                if (init_status < 0) {
-                       BT_LOG_WRITE(fail_on_load_error ?
-                               BT_LOG_WARN : BT_LOG_INFO, BT_LOG_TAG,
-                               "User's plugin initialization function failed: "
-                               "status=%s",
-                               bt_common_func_status_string(init_status));
-
                        if (fail_on_load_error) {
+                               BT_LIB_LOGW_APPEND_CAUSE(
+                                       "User's plugin initialization function failed: "
+                                       "status=%s",
+                                       bt_common_func_status_string(init_status));
                                status = init_status;
                                goto end;
+                       } else {
+                               BT_LIB_LOGI(
+                                       "User's plugin initialization function failed: "
+                                       "status=%s",
+                                       bt_common_func_status_string(init_status));
+                               status = BT_FUNC_STATUS_NOT_FOUND;
                        }
+
+                       goto end;
                }
        }
 
@@ -754,30 +785,37 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                sink_comp_class);
                        break;
                default:
-                       BT_LOG_WRITE(fail_on_load_error ?
-                               BT_LOG_WARN : BT_LOG_INFO, BT_LOG_TAG,
-                               "%s component class type: "
-                               "plugin-path=\"%s\", plugin-name=\"%s\", "
-                               "comp-class-name=\"%s\", comp-class-type=%d",
-                               fail_on_load_error ? "Unknown" :
-                                       "Ignoring unknown",
-                               spec->shared_lib_handle->path->str ?
-                                       spec->shared_lib_handle->path->str :
-                                       NULL,
-                               descriptor->name,
-                               cc_full_descr->descriptor->name,
-                               cc_full_descr->descriptor->type);
-
                        if (fail_on_load_error) {
+                               BT_LIB_LOGW_APPEND_CAUSE(
+                                       "Unknown component class type: "
+                                       "plugin-path=\"%s\", plugin-name=\"%s\", "
+                                       "comp-class-name=\"%s\", comp-class-type=%d",
+                                       spec->shared_lib_handle->path->str ?
+                                               spec->shared_lib_handle->path->str :
+                                               NULL,
+                                       descriptor->name,
+                                       cc_full_descr->descriptor->name,
+                                       cc_full_descr->descriptor->type);
                                status = BT_FUNC_STATUS_LOADING_ERROR;
                                goto end;
+                       } else {
+                               BT_LIB_LOGI(
+                                       "Ignoring unknown component class type: "
+                                       "plugin-path=\"%s\", plugin-name=\"%s\", "
+                                       "comp-class-name=\"%s\", comp-class-type=%d",
+                                       spec->shared_lib_handle->path->str ?
+                                               spec->shared_lib_handle->path->str :
+                                               NULL,
+                                       descriptor->name,
+                                       cc_full_descr->descriptor->name,
+                                       cc_full_descr->descriptor->type);
+                               continue;
                        }
-
-                       continue;
                }
 
                if (!comp_class) {
-                       BT_LOGE_STR("Cannot create component class.");
+                       BT_LIB_LOGE_APPEND_CAUSE(
+                               "Cannot create component class.");
                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                        goto end;
                }
@@ -786,7 +824,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                        ret = bt_component_class_set_description(
                                comp_class, cc_full_descr->description);
                        if (ret) {
-                               BT_LOGE_STR("Cannot set component class's description.");
+                               BT_LIB_LOGE_APPEND_CAUSE(
+                                       "Cannot set component class's description.");
                                status = BT_FUNC_STATUS_MEMORY_ERROR;
                                BT_OBJECT_PUT_REF_AND_RESET(comp_class);
                                goto end;
@@ -797,7 +836,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                        ret = bt_component_class_set_help(comp_class,
                                cc_full_descr->help);
                        if (ret) {
-                               BT_LOGE_STR("Cannot set component class's help string.");
+                               BT_LIB_LOGE_APPEND_CAUSE(
+                                       "Cannot set component class's help string.");
                                status = BT_FUNC_STATUS_MEMORY_ERROR;
                                BT_OBJECT_PUT_REF_AND_RESET(comp_class);
                                goto end;
@@ -811,7 +851,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        src_comp_class,
                                        cc_full_descr->methods.source.init);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set source component class's initialization method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set source component class's initialization method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(src_comp_class);
                                        goto end;
@@ -823,7 +864,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        src_comp_class,
                                        cc_full_descr->methods.source.finalize);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set source component class's finalization method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set source component class's finalization method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(src_comp_class);
                                        goto end;
@@ -835,7 +877,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        src_comp_class,
                                        cc_full_descr->methods.source.query);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set source component class's query method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set source component class's query method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(src_comp_class);
                                        goto end;
@@ -847,7 +890,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        src_comp_class,
                                        cc_full_descr->methods.source.output_port_connected);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set source component class's \"output port connected\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set source component class's \"output port connected\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(src_comp_class);
                                        goto end;
@@ -859,7 +903,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        src_comp_class,
                                        cc_full_descr->methods.source.msg_iter_init);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set source component class's message iterator initialization method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set source component class's message iterator initialization method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(src_comp_class);
                                        goto end;
@@ -871,7 +916,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        src_comp_class,
                                        cc_full_descr->methods.source.msg_iter_finalize);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set source component class's message iterator finalization method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set source component class's message iterator finalization method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(src_comp_class);
                                        goto end;
@@ -883,7 +929,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        src_comp_class,
                                        cc_full_descr->methods.source.msg_iter_seek_ns_from_origin);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set source component class's message iterator \"seek nanoseconds from origin\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set source component class's message iterator \"seek nanoseconds from origin\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(src_comp_class);
                                        goto end;
@@ -895,7 +942,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        src_comp_class,
                                        cc_full_descr->methods.source.msg_iter_seek_beginning);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set source component class's message iterator \"seek beginning\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set source component class's message iterator \"seek beginning\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(src_comp_class);
                                        goto end;
@@ -907,7 +955,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        src_comp_class,
                                        cc_full_descr->methods.source.msg_iter_can_seek_ns_from_origin);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set source component class's message iterator \"can seek nanoseconds from origin\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set source component class's message iterator \"can seek nanoseconds from origin\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(src_comp_class);
                                        goto end;
@@ -919,7 +968,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        src_comp_class,
                                        cc_full_descr->methods.source.msg_iter_can_seek_beginning);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set source component class's message iterator \"can seek beginning\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set source component class's message iterator \"can seek beginning\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(src_comp_class);
                                        goto end;
@@ -933,7 +983,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.init);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's initialization method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's initialization method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -945,7 +996,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.finalize);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's finalization method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's finalization method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -957,7 +1009,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.query);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's query method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's query method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -969,7 +1022,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.input_port_connected);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's \"input port connected\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's \"input port connected\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -981,7 +1035,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.output_port_connected);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's \"output port connected\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's \"output port connected\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -993,7 +1048,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.msg_iter_init);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's message iterator initialization method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's message iterator initialization method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -1005,7 +1061,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.msg_iter_finalize);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's message iterator finalization method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's message iterator finalization method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -1017,7 +1074,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.msg_iter_seek_ns_from_origin);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's message iterator \"seek nanoseconds from origin\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's message iterator \"seek nanoseconds from origin\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -1029,7 +1087,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.msg_iter_seek_beginning);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's message iterator \"seek beginning\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's message iterator \"seek beginning\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -1041,7 +1100,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.msg_iter_can_seek_ns_from_origin);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's message iterator \"can seek nanoseconds from origin\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's message iterator \"can seek nanoseconds from origin\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -1053,7 +1113,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        flt_comp_class,
                                        cc_full_descr->methods.filter.msg_iter_can_seek_beginning);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set filter component class's message iterator \"can seek beginning\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set filter component class's message iterator \"can seek beginning\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(flt_comp_class);
                                        goto end;
@@ -1067,7 +1128,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        sink_comp_class,
                                        cc_full_descr->methods.sink.init);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set sink component class's initialization method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set sink component class's initialization method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(sink_comp_class);
                                        goto end;
@@ -1079,7 +1141,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        sink_comp_class,
                                        cc_full_descr->methods.sink.finalize);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set sink component class's finalization method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set sink component class's finalization method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(sink_comp_class);
                                        goto end;
@@ -1091,7 +1154,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        sink_comp_class,
                                        cc_full_descr->methods.sink.query);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set sink component class's query method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set sink component class's query method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(sink_comp_class);
                                        goto end;
@@ -1103,7 +1167,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        sink_comp_class,
                                        cc_full_descr->methods.sink.input_port_connected);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set sink component class's \"input port connected\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set sink component class's \"input port connected\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(sink_comp_class);
                                        goto end;
@@ -1115,7 +1180,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                                        sink_comp_class,
                                        cc_full_descr->methods.sink.graph_is_configured);
                                if (ret) {
-                                       BT_LOGE_STR("Cannot set sink component class's \"graph is configured\" method.");
+                                       BT_LIB_LOGE_APPEND_CAUSE(
+                                               "Cannot set sink component class's \"graph is configured\" method.");
                                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                                        BT_OBJECT_PUT_REF_AND_RESET(sink_comp_class);
                                        goto end;
@@ -1139,7 +1205,8 @@ int bt_plugin_so_init(struct bt_plugin *plugin,
                        (void *) comp_class);
                BT_OBJECT_PUT_REF_AND_RESET(comp_class);
                if (status < 0) {
-                       BT_LOGE("Cannot add component class to plugin.");
+                       BT_LIB_LOGE_APPEND_CAUSE(
+                               "Cannot add component class to plugin.");
                        goto end;
                }
        }
@@ -1164,7 +1231,8 @@ struct bt_plugin *bt_plugin_so_create_empty(
        plugin->destroy_spec_data = bt_plugin_so_destroy_spec_data;
        plugin->spec_data = g_new0(struct bt_plugin_so_spec_data, 1);
        if (!plugin->spec_data) {
-               BT_LOGE_STR("Failed to allocate one SO plugin specific data structure.");
+               BT_LIB_LOGE_APPEND_CAUSE(
+                       "Failed to allocate one SO plugin specific data structure.");
                goto error;
        }
 
@@ -1241,7 +1309,7 @@ int bt_plugin_so_create_all_from_sections(
                cc_descriptors_count, cc_descr_attrs_count);
        *plugin_set_out = bt_plugin_set_create();
        if (!*plugin_set_out) {
-               BT_LOGE_STR("Cannot create empty plugin set.");
+               BT_LIB_LOGE_APPEND_CAUSE("Cannot create empty plugin set.");
                status = BT_FUNC_STATUS_MEMORY_ERROR;
                goto error;
        }
@@ -1260,22 +1328,24 @@ int bt_plugin_so_create_all_from_sections(
                        descriptor->name, descriptor->major, descriptor->minor);
 
                if (descriptor->major > __BT_PLUGIN_VERSION_MAJOR) {
-                       BT_LOG_WRITE(fail_on_load_error ? BT_LOG_WARN :
-                               BT_LOG_INFO, BT_LOG_TAG,
-                               "Unknown ABI major version: abi-major=%d",
-                                       descriptor->major);
-
                        if (fail_on_load_error) {
+                               BT_LIB_LOGW_APPEND_CAUSE(
+                                       "Unknown ABI major version: abi-major=%d",
+                                               descriptor->major);
                                status = BT_FUNC_STATUS_LOADING_ERROR;
                                goto error;
                        } else {
+                               BT_LIB_LOGI(
+                                       "Unknown ABI major version: abi-major=%d",
+                                               descriptor->major);
                                continue;
                        }
                }
 
                plugin = bt_plugin_so_create_empty(shared_lib_handle);
                if (!plugin) {
-                       BT_LOGE_STR("Cannot create empty shared library handle.");
+                       BT_LIB_LOGE_APPEND_CAUSE(
+                               "Cannot create empty shared library handle.");
                        status = BT_FUNC_STATUS_MEMORY_ERROR;
                        goto error;
                }
@@ -1299,7 +1369,8 @@ int bt_plugin_so_create_all_from_sections(
                         * `fail_on_load_error`, so this is a "real"
                         * error.
                         */
-                       BT_LOGW_STR("Cannot initialize SO plugin object from sections.");
+                       BT_LIB_LOGW_APPEND_CAUSE(
+                               "Cannot initialize SO plugin object from sections.");
                        BT_OBJECT_PUT_REF_AND_RESET(plugin);
                        goto error;
                }
@@ -1418,7 +1489,8 @@ int bt_plugin_so_create_all_from_file(const char *path,
        if (status != BT_FUNC_STATUS_OK) {
                /* bt_plugin_so_shared_lib_handle_create() logs more details */
                BT_ASSERT(!shared_lib_handle);
-               BT_LOGE_STR("Cannot create shared library handle.");
+               BT_LIB_LOGE_APPEND_CAUSE(
+                       "Cannot create shared library handle.");
                goto end;
        }
 
@@ -1447,13 +1519,20 @@ int bt_plugin_so_create_all_from_file(const char *path,
                        (gpointer *) &get_end_section_plugin_descriptors)) {
                descriptors_end = get_end_section_plugin_descriptors();
        } else {
-               BT_LOG_WRITE(fail_on_load_error ? BT_LOG_WARN : BT_LOG_INFO,
-                       BT_LOG_TAG,
-                       "Cannot resolve plugin symbol: path=\"%s\", "
-                       "symbol=\"%s\"", path,
-                       "__bt_get_end_section_plugin_descriptors");
-               status = fail_on_load_error ? BT_FUNC_STATUS_LOADING_ERROR :
-                       BT_FUNC_STATUS_NOT_FOUND;
+               if (fail_on_load_error) {
+                       BT_LIB_LOGW_APPEND_CAUSE(
+                               "Cannot resolve plugin symbol: path=\"%s\", "
+                               "symbol=\"%s\"", path,
+                               "__bt_get_end_section_plugin_descriptors");
+                       status = BT_FUNC_STATUS_LOADING_ERROR;
+               } else {
+                       BT_LIB_LOGI(
+                               "Cannot resolve plugin symbol: path=\"%s\", "
+                               "symbol=\"%s\"", path,
+                               "__bt_get_end_section_plugin_descriptors");
+                       status = BT_FUNC_STATUS_NOT_FOUND;
+               }
+
                goto end;
        }
 
@@ -1476,17 +1555,28 @@ int bt_plugin_so_create_all_from_file(const char *path,
        }
 
        if ((!!attrs_begin - !!attrs_end) != 0) {
-               BT_LOG_WRITE(fail_on_load_error ? BT_LOG_WARN : BT_LOG_INFO,
-                       BT_LOG_TAG,
-                       "Found section start or end symbol, but not both: "
-                       "path=\"%s\", symbol-start=\"%s\", "
-                       "symbol-end=\"%s\", symbol-start-addr=%p, "
-                       "symbol-end-addr=%p",
-                       path, "__bt_get_begin_section_plugin_descriptor_attributes",
-                       "__bt_get_end_section_plugin_descriptor_attributes",
-                       attrs_begin, attrs_end);
-               status = fail_on_load_error ? BT_FUNC_STATUS_LOADING_ERROR :
-                       BT_FUNC_STATUS_NOT_FOUND;
+               if (fail_on_load_error) {
+                       BT_LIB_LOGW_APPEND_CAUSE(
+                               "Found section start or end symbol, but not both: "
+                               "path=\"%s\", symbol-start=\"%s\", "
+                               "symbol-end=\"%s\", symbol-start-addr=%p, "
+                               "symbol-end-addr=%p",
+                               path, "__bt_get_begin_section_plugin_descriptor_attributes",
+                               "__bt_get_end_section_plugin_descriptor_attributes",
+                               attrs_begin, attrs_end);
+                       status = BT_FUNC_STATUS_LOADING_ERROR;
+               } else {
+                       BT_LIB_LOGI(
+                               "Found section start or end symbol, but not both: "
+                               "path=\"%s\", symbol-start=\"%s\", "
+                               "symbol-end=\"%s\", symbol-start-addr=%p, "
+                               "symbol-end-addr=%p",
+                               path, "__bt_get_begin_section_plugin_descriptor_attributes",
+                               "__bt_get_end_section_plugin_descriptor_attributes",
+                               attrs_begin, attrs_end);
+                       status = BT_FUNC_STATUS_NOT_FOUND;
+               }
+
                goto end;
        }
 
@@ -1509,17 +1599,28 @@ int bt_plugin_so_create_all_from_file(const char *path,
        }
 
        if ((!!cc_descriptors_begin - !!cc_descriptors_end) != 0) {
-               BT_LOG_WRITE(fail_on_load_error ? BT_LOG_WARN : BT_LOG_INFO,
-                       BT_LOG_TAG,
-                       "Found section start or end symbol, but not both: "
-                       "path=\"%s\", symbol-start=\"%s\", "
-                       "symbol-end=\"%s\", symbol-start-addr=%p, "
-                       "symbol-end-addr=%p",
-                       path, "__bt_get_begin_section_component_class_descriptors",
-                       "__bt_get_end_section_component_class_descriptors",
-                       cc_descriptors_begin, cc_descriptors_end);
-               status = fail_on_load_error ? BT_FUNC_STATUS_LOADING_ERROR :
-                       BT_FUNC_STATUS_NOT_FOUND;
+               if (fail_on_load_error) {
+                       BT_LIB_LOGW_APPEND_CAUSE(
+                               "Found section start or end symbol, but not both: "
+                               "path=\"%s\", symbol-start=\"%s\", "
+                               "symbol-end=\"%s\", symbol-start-addr=%p, "
+                               "symbol-end-addr=%p",
+                               path, "__bt_get_begin_section_component_class_descriptors",
+                               "__bt_get_end_section_component_class_descriptors",
+                               cc_descriptors_begin, cc_descriptors_end);
+                       status = BT_FUNC_STATUS_LOADING_ERROR;
+               } else {
+                       BT_LIB_LOGI(
+                               "Found section start or end symbol, but not both: "
+                               "path=\"%s\", symbol-start=\"%s\", "
+                               "symbol-end=\"%s\", symbol-start-addr=%p, "
+                               "symbol-end-addr=%p",
+                               path, "__bt_get_begin_section_component_class_descriptors",
+                               "__bt_get_end_section_component_class_descriptors",
+                               cc_descriptors_begin, cc_descriptors_end);
+                       status = BT_FUNC_STATUS_NOT_FOUND;
+               }
+
                goto end;
        }
 
@@ -1542,17 +1643,28 @@ int bt_plugin_so_create_all_from_file(const char *path,
        }
 
        if ((!!cc_descr_attrs_begin - !!cc_descr_attrs_end) != 0) {
-               BT_LOG_WRITE(fail_on_load_error ? BT_LOG_WARN : BT_LOG_INFO,
-                       BT_LOG_TAG,
-                       "Found section start or end symbol, but not both: "
-                       "path=\"%s\", symbol-start=\"%s\", "
-                       "symbol-end=\"%s\", symbol-start-addr=%p, "
-                       "symbol-end-addr=%p",
-                       path, "__bt_get_begin_section_component_class_descriptor_attributes",
-                       "__bt_get_end_section_component_class_descriptor_attributes",
-                       cc_descr_attrs_begin, cc_descr_attrs_end);
-               status = fail_on_load_error ? BT_FUNC_STATUS_LOADING_ERROR :
-                       BT_FUNC_STATUS_NOT_FOUND;
+               if (fail_on_load_error) {
+                       BT_LIB_LOGW_APPEND_CAUSE(
+                               "Found section start or end symbol, but not both: "
+                               "path=\"%s\", symbol-start=\"%s\", "
+                               "symbol-end=\"%s\", symbol-start-addr=%p, "
+                               "symbol-end-addr=%p",
+                               path, "__bt_get_begin_section_component_class_descriptor_attributes",
+                               "__bt_get_end_section_component_class_descriptor_attributes",
+                               cc_descr_attrs_begin, cc_descr_attrs_end);
+                       status = BT_FUNC_STATUS_LOADING_ERROR;
+               } else {
+                       BT_LIB_LOGI(
+                               "Found section start or end symbol, but not both: "
+                               "path=\"%s\", symbol-start=\"%s\", "
+                               "symbol-end=\"%s\", symbol-start-addr=%p, "
+                               "symbol-end-addr=%p",
+                               path, "__bt_get_begin_section_component_class_descriptor_attributes",
+                               "__bt_get_end_section_component_class_descriptor_attributes",
+                               cc_descr_attrs_begin, cc_descr_attrs_end);
+                       status = BT_FUNC_STATUS_NOT_FOUND;
+               }
+
                goto end;
        }
 
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