Add json_object_get_*_member_with_default() helpers

json library previous to version 1.6.0 doesn't provide the
json_object_get_*_member_with_default() functions.

1 files changed, 27 insertions, 0 deletions

diff --git a/gusb/gusb-json-common.c b/gusb/gusb-json-common.c
new file mode 100644
index 0000000..32d385f
--- /dev/null
+++ b/gusb/gusb-json-common.c
@@ -0,0 +1,27 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2023 Collabora Ltd.
+ *    @author Frédéric Danis <frederic.danis@collabora.com>
+ *
+ * SPDX-License-Identifier: LGPL-2.1+
+ */
+
+#include "config.h"
+
+#include "gusb-json-common.h"
+
+#if ! JSON_CHECK_VERSION(1, 6, 0)
+const char *json_object_get_string_member_with_default(JsonObject *json_object, const char* member_name, const char* default_value)
+{
+	if (!json_object_has_member(json_object, member_name))
+		return default_value;
+	return json_object_get_string_member(json_object, member_name);
+}
+
+gint64 json_object_get_int_member_with_default(JsonObject *json_object, const char* member_name, gint64 default_value)
+{
+	if (!json_object_has_member(json_object, member_name))
+		return default_value;
+	return json_object_get_int_member(json_object, member_name);
+}
+#endif