-char *config_read_session_name(char *path);
-char *config_read_session_name_quiet(char *path);
-char *config_get_file_path(char *path);
+char *config_read_session_name(const char *path);
+char *config_read_session_name_quiet(const char *path);
+char *config_get_file_path(const char *path);