only build sensor features if sensor is available

watch-faces/demo/accel_interrupt_count_face.c

@@ -29,6 +29,8 @@
 #include "tc.h"
 #include "watch.h"
 
+#ifdef HAS_ACCELEROMETER
+
 static void _accel_interrupt_count_face_update_display(accel_interrupt_count_state_t *state) {
     (void) state;
     char buf[7];
@@ -119,3 +121,5 @@ movement_watch_face_advisory_t accel_interrupt_count_face_advise(void *context)
 
     return retval;
 }
+
+#endif // HAS_ACCELEROMETER

watch-faces/demo/accel_interrupt_count_face.h

@@ -35,6 +35,8 @@
 #include "movement.h"
 #include "watch.h"
 
+#ifdef HAS_ACCELEROMETER
+
 typedef struct {
     uint8_t new_threshold;
     uint8_t threshold;
@@ -54,3 +56,5 @@ movement_watch_face_advisory_t accel_interrupt_count_face_advise(void *context);
     accel_interrupt_count_face_resign, \
     accel_interrupt_count_face_advise, \
 })
+
+#endif // HAS_ACCELEROMETER

watch-faces/demo/light_sensor_face.c

@@ -22,6 +22,8 @@
  * SOFTWARE.
  */
 
+#ifdef HAS_IR_SENSOR
+
 #include <stdlib.h>
 #include <string.h>
 #include "light_sensor_face.h"
@@ -116,3 +118,5 @@ void light_sensor_face_resign(void *context) {
 
     // handle any cleanup before your watch face goes off-screen.
 }
+
+#endif // HAS_IR_SENSOR

watch-faces/demo/light_sensor_face.h

@@ -24,6 +24,8 @@
 
 #pragma once
 
+#ifdef HAS_IR_SENSOR
+
 #include "movement.h"
 
 /*
@@ -50,3 +52,5 @@ void light_sensor_face_resign(void *context);
     light_sensor_face_resign, \
     NULL, \
 })
+
+#endif // HAS_IR_SENSOR