#define LOG_ISENABLED(priority) \
(_XBT_LOG_ISENABLEDV((*_XBT_LOGV(default)), (priority)))
-#define ESSE(n) ((n) > 1 ? "s" : "")
+namespace misc {
+ extern const char str_esse[];
+ extern const char str_nil[];
+}
+/* Returns c-string "s" if n > 1, empty string "" otherwise. */
+#define ESSE(n) ((n) > 1 ? misc::str_esse : misc::str_nil)
#endif // !MISC_H