From 762af872d2f2c977e51d6e51b8c3ad622485cc05 Mon Sep 17 00:00:00 2001
From: Joey Castillo <joeycastillo@utexas.edu>
Date: Sun, 5 Dec 2021 23:49:26 -0600
Subject: fix missing prototype warnings

---
 movement/watch_faces/thermistor/thermistor_driver.c       | 6 +++---
 movement/watch_faces/thermistor/thermistor_driver.h       | 6 +++---
 movement/watch_faces/thermistor/thermistor_logging_face.c | 4 ++--
 movement/watch_faces/thermistor/thermistor_readout_face.c | 2 +-
 4 files changed, 9 insertions(+), 9 deletions(-)

(limited to 'movement/watch_faces/thermistor')

diff --git a/movement/watch_faces/thermistor/thermistor_driver.c b/movement/watch_faces/thermistor/thermistor_driver.c
index 37b5ba3f..5659c281 100644
--- a/movement/watch_faces/thermistor/thermistor_driver.c
+++ b/movement/watch_faces/thermistor/thermistor_driver.c
@@ -2,7 +2,7 @@
 #include "watch.h"
 #include "watch_utility.h"
 
-void thermistor_driver_enable() {
+void thermistor_driver_enable(void) {
     // Enable the ADC peripheral, which we'll use to read the thermistor value.
     watch_enable_adc();
     // Enable analog circuitry on the sense pin, which is tied to the thermistor resistor divider.
@@ -13,7 +13,7 @@ void thermistor_driver_enable() {
     watch_set_pin_level(THERMISTOR_ENABLE_PIN, !THERMISTOR_ENABLE_VALUE);
 }
 
-void thermistor_driver_disable() {
+void thermistor_driver_disable(void) {
     // Disable the ADC peripheral.
     watch_disable_adc();
     // Disable analog circuitry on the sense pin to save power.
@@ -22,7 +22,7 @@ void thermistor_driver_disable() {
     watch_disable_digital_output(THERMISTOR_ENABLE_PIN);
 }
 
-float thermistor_driver_get_temperature() {
+float thermistor_driver_get_temperature(void) {
     // set the enable pin to the level that powers the thermistor circuit.
     watch_set_pin_level(THERMISTOR_ENABLE_PIN, THERMISTOR_ENABLE_VALUE);
     // get the sense pin level
diff --git a/movement/watch_faces/thermistor/thermistor_driver.h b/movement/watch_faces/thermistor/thermistor_driver.h
index a0b197de..425e1154 100644
--- a/movement/watch_faces/thermistor/thermistor_driver.h
+++ b/movement/watch_faces/thermistor/thermistor_driver.h
@@ -12,8 +12,8 @@
 #define THERMISTOR_NOMINAL_RESISTANCE (10000.0)
 #define THERMISTOR_SERIES_RESISTANCE (10000.0)
 
-void thermistor_driver_enable();
-void thermistor_driver_disable();
-float thermistor_driver_get_temperature();
+void thermistor_driver_enable(void);
+void thermistor_driver_disable(void);
+float thermistor_driver_get_temperature(void);
 
 #endif // THERMISTOR_DRIVER_H_
diff --git a/movement/watch_faces/thermistor/thermistor_logging_face.c b/movement/watch_faces/thermistor/thermistor_logging_face.c
index 3e9e62b3..0d456785 100644
--- a/movement/watch_faces/thermistor/thermistor_logging_face.c
+++ b/movement/watch_faces/thermistor/thermistor_logging_face.c
@@ -4,7 +4,7 @@
 #include "thermistor_driver.h"
 #include "watch.h"
 
-void _thermistor_logging_face_log_data(thermistor_logger_state_t *logger_state) {
+static void _thermistor_logging_face_log_data(thermistor_logger_state_t *logger_state) {
     thermistor_driver_enable();
     watch_date_time date_time = watch_rtc_get_date_time();
     size_t pos = logger_state->data_points % THERMISTOR_LOGGING_NUM_DATA_POINTS;
@@ -16,7 +16,7 @@ void _thermistor_logging_face_log_data(thermistor_logger_state_t *logger_state)
     thermistor_driver_disable();
 }
 
-void _thermistor_logging_face_update_display(thermistor_logger_state_t *logger_state, bool in_fahrenheit, bool clock_mode_24h) {
+static void _thermistor_logging_face_update_display(thermistor_logger_state_t *logger_state, bool in_fahrenheit, bool clock_mode_24h) {
     int8_t pos = (logger_state->data_points - 1 - logger_state->display_index) % THERMISTOR_LOGGING_NUM_DATA_POINTS;
     char buf[14];
 
diff --git a/movement/watch_faces/thermistor/thermistor_readout_face.c b/movement/watch_faces/thermistor/thermistor_readout_face.c
index 8c5645e2..5478f07d 100644
--- a/movement/watch_faces/thermistor/thermistor_readout_face.c
+++ b/movement/watch_faces/thermistor/thermistor_readout_face.c
@@ -4,7 +4,7 @@
 #include "thermistor_driver.h"
 #include "watch.h"
 
-void _thermistor_readout_face_update_display(bool in_fahrenheit) {
+static void _thermistor_readout_face_update_display(bool in_fahrenheit) {
     thermistor_driver_enable();
     float temperature_c = thermistor_driver_get_temperature();
     char buf[14];
-- 
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