Handle process arguments

user/tb/main.c

@@ -1,11 +1,12 @@
 #include <uprintf.h>
 #include <dlmalloc/malloc.h>
+#include <args.h>
 
 void main(void) {
   uprintf("Hello from tb!\n");
 
-  int *tmp = dlmalloc(sizeof(*tmp) * 1024);
-  *tmp = 123456;
-  uprintf("*tmp = %d\n", *tmp);
-  dlfree(tmp);
+  for (size_t i = 0; i < argslen(); i++) {
+    uprintf("i = %d\n", i);
+    uprintf("arg: %s\n", args()[i]);
+  }
 }