#include <math.h>

static const char *notification_name = "Event Handler"; /* name to use in notifications */
static const char *battery_dir = "/sys/class/power_supply/BAT1"; /* path to the batteries directory */
static const char *linefile = "/sys/class/power_supply/ACAD/online"; /* path to the file which tells us if we are online (plugged in) */
static const char *ledfile = "/sys/class/leds/input0::capslock/brightness"; /* path to the file which lights up the led */
static const char *acpid_sock = "/run/acpid.socket"; /* acpid socket file */
static const int blink_start = 15;  /* percentage to start blinking at */
const double blink_formula(int x) { /* formula used to set the blinking rate, this function takes in one argument: the battery percentage */
  return 1.7 + 18.5 * exp(-0.29 * x);
}