#define WARNING(...) plugin_log (LOG_WARNING, __VA_ARGS__)
#define NOTICE(...) plugin_log (LOG_NOTICE, __VA_ARGS__)
#define INFO(...) plugin_log (LOG_INFO, __VA_ARGS__)
-#define DEBUG(...) plugin_log (LOG_DEBUG, __VA_ARGS__)
+#if COLLECT_DEBUG
+# define DEBUG(...) plugin_log (LOG_DEBUG, __VA_ARGS__)
+#else /* COLLECT_DEBUG */
+# define DEBUG(...) /* noop */
+#endif /* ! COLLECT_DEBUG */
/* TODO: Move plugin_{complain,relief} into `utils_complain.[ch]'. -octo */
void plugin_complain (int level, complain_t *c, const char *format, ...);