extern "C" {
#endif
+#ifndef _sd_printf_attr_
+# if __GNUC__ >= 4
+# define _sd_printf_attr_(a,b) __attribute__ ((format (printf, a, b)))
+# else
+# define _sd_printf_attr_(a,b)
+# endif
+#endif
+
/* TODO:
* - add page donation logic
* - api for appending/reading fixed arrays
#define SD_BUS_ERROR_MAKE(name, message) ((sd_bus_error) {(name), (message), 0})
void sd_bus_error_free(sd_bus_error *e);
-int sd_bus_error_set(sd_bus_error *e, const char *name, const char *format, ...);
+int sd_bus_error_set(sd_bus_error *e, const char *name, const char *format, ...) _sd_printf_attr_(3, 0);
void sd_bus_error_set_const(sd_bus_error *e, const char *name, const char *message);
int sd_bus_error_copy(sd_bus_error *dest, const sd_bus_error *e);
int sd_bus_error_is_set(const sd_bus_error *e);