--- stack/stack.c	2002/02/06 01:51:08	1.37
+++ stack/stack.c	2002/02/06 23:27:22	1.43
@@ -307,10 +307,18 @@
     printf("#<function %p>", (funcp)(stack_head->item->content.ptr));
     break;
   case list:
-    printf("#<list %p>", (funcp)(stack_head->item->content.ptr));
+    /* A list is just a stack, so make stack_head point to it */
+    stack_head=(stackitem *)(stack_head->item->content.ptr);
+    printf("[ ");
+    while(stack_head != NULL) {
+      print_h(stack_head);
+      printf(" ");
+      stack_head=stack_head->next;
+    }
+    printf("]");
     break;
   default:
-    printf("#<unknown %p>", (funcp)(stack_head->item->content.ptr));
+    printf("#<unknown %p>", (stack_head->item->content.ptr));
     break;
   }
 }
@@ -446,6 +454,33 @@
   }
 }
 
+/* Reverse a list */
+extern void rev(environment *env){
+  stackitem *old_head, *new_head, *item;
+
+  if((env->head)==NULL) {
+    printerr("Too Few Arguments");
+    env->err=1;
+    return;
+  }
+
+  if(env->head->item->type!=list) {
+    printerr("Bad Argument Type");
+    env->err=2;
+    return;
+  }
+
+  old_head=(stackitem *)(env->head->item->content.ptr);
+  new_head=NULL;
+  while(old_head != NULL){
+    item=old_head;
+    old_head=old_head->next;
+    item->next=new_head;
+    new_head=item;
+  }
+  env->head->item->content.ptr=new_head;
+}
+
 /* Make a list. */
 extern void pack(environment *env)
 {
@@ -486,6 +521,7 @@
   temp->item= pack;
 
   push(&(env->head), temp);
+  rev(env);
 }
 
 /* Parse input. */
@@ -501,6 +537,12 @@
   rest= malloc(inlength);
 
   do {
+    /* If comment */
+    if((convert= sscanf(in_line, "#%[^\n\r]", rest))) {
+      free(temp); free(rest);
+      return;
+    }
+
     /* If string */
     if((convert= sscanf(in_line, "\"%[^\"\n\r]\" %[^\n\r]", temp, rest))) {
       push_cstring(&(env->head), temp);
@@ -579,6 +621,11 @@
     return;
   }
 
+  rev(env);
+
+  if(env->err)
+    return;
+
   /* The first list element is the new stack head */
   new_head= temp= env->head->item->content.ptr;
 
@@ -761,6 +808,6 @@
     }
     printf("okidok\n ");
   }
-
-  exit(EXIT_SUCCESS);
+  quit(&myenv);
+  return EXIT_FAILURE;
 }