+#define PRINTF_FORMAT(fmt_index, va_index) __attribute__ ((__format__(__printf__, fmt_index, va_index)))
+
+static PangoLayout *
+_create_layout_vprintf (acre_t *acre, const char *fmt, va_list ap)
+{
+ PangoLayout *layout;
+ char *text;
+
+ vasprintf (&text, fmt, ap);
+
+ layout = _create_layout (acre, text);
+
+ free (text);
+
+ return layout;
+}
+
+static PangoLayout *
+_create_layout_printf (acre_t *acre, const char *fmt, ...)
+ PRINTF_FORMAT (2, 3);
+
+static PangoLayout *
+_create_layout_printf (acre_t *acre, const char *fmt, ...)
+{
+ va_list ap;
+ PangoLayout *layout;
+
+ va_start (ap, fmt);
+
+ layout = _create_layout_vprintf (acre, fmt, ap);
+
+ va_end (ap);
+
+ return layout;
+}
+