app_update, print events

src/core/string.c

@@ -1,11 +1,11 @@
 #define STR_FMT(buff, str)                                     \
     va_list args1;                                             \
     va_start(args1, str);                                      \
-    int len = stbsp_vsnprintf(buff, sizeof(buff), str, args1); \
+    i32 len = stbsp_vsnprintf(buff, sizeof(buff), str, args1); \
     va_end(args1)
 
-int str_len(char *str) {
-    int i = 0;
+i32 str_len(char *str) {
+    i32 i = 0;
     while (str[i]) i += 1;
     return i;
 }