moving non critical settings to sd

based on WillyJL's work

TODO: fix loader_menu

lib/SConscript

@@ -8,6 +8,9 @@ env.Append(
         # Ugly hack
         Dir("../assets/compiled"),
     ],
+    SDK_HEADERS=[
+        File("../applications/services/applications.h"),
+    ],
 )
 
 

lib/u8g2/SConscript

@@ -7,6 +7,9 @@ env.Append(
     LINT_SOURCES=[
         Dir("."),
     ],
+    SDK_HEADERS=[
+        File("u8g2_glue.h"),
+    ],
 )
 
 

lib/u8g2/u8g2_glue.h

@@ -3,6 +3,10 @@
 #include "u8g2.h"
 #include <stdbool.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 uint8_t u8g2_gpio_and_delay_stm32(u8x8_t* u8x8, uint8_t msg, uint8_t arg_int, void* arg_ptr);
 
 uint8_t u8x8_hw_spi_stm32(u8x8_t* u8x8, uint8_t msg, uint8_t arg_int, void* arg_ptr);
@@ -18,3 +22,7 @@ void u8x8_d_st756x_init(u8x8_t* u8x8, uint8_t contrast, uint8_t regulation_ratio
 void u8x8_d_st756x_set_contrast(u8x8_t* u8x8, int8_t contrast_offset);
 
 void u8x8_d_st756x_set_inversion(u8x8_t* u8x8, bool arg);
+
+#ifdef __cplusplus
+}
+#endif