TB print hello world

user/tb/main.c

@@ -13,6 +13,7 @@
 #include <dlmalloc/malloc.h>
 #include <errors.h>
 #include <util/util.h>
+#include "interp.h"
 
 struct {
   char *modestr;
@@ -74,6 +75,14 @@ void do_file(char *filepath) {
     goto done;
   }
 
+  InterpResult *res;
+  bool ok = interp_runstring((const char *)buf, statbuf.size, &res);
+  if (!ok) {
+    uprintf("Interpreter error:\n");
+    uprintf("%s\n", res->errmsg);
+    goto done;
+  }
+
 done:
   dlfree(buf);
   ioctl(ioh, IOCTL_CLOSEF, 0, 0, 0);