main: Add feature flag for GNSS module

src/applogic/mod.rs

@@ -9,6 +9,7 @@ use alloc::vec::Vec;
 use esp_println::println;
 #[cfg(feature = "spat")]
 use log::{debug, error};
+#[cfg(feature = "gnss")]
 use log::{info, warn};
 
 #[cfg(feature = "spat")]
@@ -39,12 +40,16 @@ const GLOSA_LANE_LEFT_OFFSET_M: f64 = 20.;
 #[cfg(feature = "spat")]
 const GLOSA_STOP_LINE_PASSED_M: f64 = 10.;
 
+#[allow(unused)]
 pub struct State {
     initialized: bool,
     time: chrono::NaiveDateTime,
 
+    #[allow(unused)]
     position: geo_types::Point,
+    #[allow(unused)]
     heading_deg: Option<f32>,
+    #[allow(unused)]
     speed_mps: Option<f32>,
 
     #[cfg(feature = "spat")]
@@ -96,7 +101,7 @@ impl State {
         }
     }
 
-    #[cfg(feature = "esp")]
+    #[cfg(all(feature = "esp", feature = "gnss"))]
     pub fn update_with_gpsfix(&mut self, fix: &embassy_gps::types::GpsFix) {
         self.position = geo_types::Point::new(fix.longitude_deg, fix.latitude_deg);
 
@@ -122,6 +127,7 @@ impl State {
         }
     }
 
+    #[cfg(feature = "gnss")]
     pub fn print_fix(&self) -> alloc::string::String {
         alloc::format!(
             "{:?}, {:.4} N, {:.4} E, {:.0}°, {:.2} m/s",