zephyr: Change main function to return an int.

Zephyr v3.4.0 changed the declaration of the main function to return an int to allow building Zephyr without the -ffreestanding compiler flag. Signed-off-by: Maureen Helm <[email protected]>
picoscratch · Oct 1, 2024 · a7ae3a3 · a7ae3a3
1 parent 90c5b04
commit a7ae3a3
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/ports/zephyr/src/zephyr_start.c b/ports/zephyr/src/zephyr_start.c
@@ -29,11 +29,13 @@
 int real_main(void);
 int mp_console_init(void);
 
-void main(void) {
+int main(void) {
     #ifdef CONFIG_CONSOLE_SUBSYS
     mp_console_init();
     #else
     zephyr_getchar_init();
     #endif
     real_main();
+
+    return 0;
 }