> compile NEMU

221220000 张三
Linux zzy 5.15.146.1-microsoft-standard-WSL2 #1 SMP Thu Jan 11 04:09:03 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux
 21:59:46 up 6 days, 17:05,  1 user,  load average: 0.59, 1.02, 1.04

nanos-lite/src/syscall.c

@@ -8,6 +8,7 @@ size_t _write(int fd, const void *buf, size_t count) {
   for (size_t i = 0; i < count; i++) {
     putch(((const char*)buf)[i]);
   }
+  printf("%d", count);
   return count;
 }