lib: Improve str_append_n() comment

dovecot · Aug 30, 2018 · 228e04c · 228e04c
1 parent e1e9ff1
commit 228e04c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/lib/str.h b/src/lib/str.h
@@ -26,7 +26,8 @@ static inline size_t str_len(const string_t *str)
 	return str->used;
 }
 
-/* Append string/character */
+/* Append NUL-terminated string. If the trailing NUL isn't found earlier,
+   append a maximum of max_len characters. */
 void str_append_n(string_t *str, const void *cstr, size_t max_len);
 
 static inline void str_append(string_t *str, const char *cstr)