sd_device_get_current_tag_first;
sd_device_get_current_tag_next;
sd_device_has_current_tag;
+ sd_device_set_sysattr_valuef;
} LIBSYSTEMD_246;
return 0;
}
+
+_public_ int sd_device_set_sysattr_valuef(sd_device *device, const char *sysattr, const char *format, ...) {
+ _cleanup_free_ char *value = NULL;
+ va_list ap;
+ int r;
+
+ assert_return(device, -EINVAL);
+ assert_return(sysattr, -EINVAL);
+
+ if (!format) {
+ device_remove_sysattr_value(device, sysattr);
+ return 0;
+ }
+
+ va_start(ap, format);
+ r = vasprintf(&value, format, ap);
+ va_end(ap);
+
+ if (r < 0)
+ return -ENOMEM;
+
+ return sd_device_set_sysattr_value(device, sysattr, value);
+}
int sd_device_get_sysattr_value(sd_device *device, const char *sysattr, const char **_value);
int sd_device_set_sysattr_value(sd_device *device, const char *sysattr, const char *value);
+int sd_device_set_sysattr_valuef(sd_device *device, const char *sysattr, const char *format, ...) _sd_printf_(3, 4);
/* device enumerator */