user/spawnhello.c

   1 #include <inc/lib.h>
   2
   3 void
   4 umain(void)
   5 {
   6         int r;
   7         cprintf("i am parent environment %08x\n", env->env_id);
   8         if ((r = spawnl("hello", "hello", 0)) < 0)
   9                 panic("spawn(hello) failed: %e", r);
  10 }