fix for-each.

mes.c

@@ -342,8 +342,6 @@ eval (scm *e, scm *a)
 #if DEBUG
   printf ("\neval e=");
   display (e);
-  printf ("\na=");
-  display (a);
   puts ("");
 #endif
   scm *macro;

scm.mes

@@ -158,8 +158,10 @@
 
 (define (identity x) x)
 (define (for-each f l . r)
-  (apply map (cons f (cons l r)))
-  *unspecified*)
+  (cond ((null? l) '())
+        ((null? r) (f (car l)) (for-each f (cdr l)))
+        ((null? (cdr r))
+         (for-each f (cdr l) (cdar r)))))
 
 (define (not x)
   (cond (x #f)

test.mes

@@ -95,6 +95,7 @@
 (pass-if "map" (sequal? (map identity '(1 2 3 4)) '(1 2 3 4)))
 (pass-if "map 2 " (sequal? (map (lambda (i a) (cons i a)) '(1 2 3 4) '(a b c d))
                            '((1 . a) (2 . b) (3 . c) (4 . d))))
+(pass-if "for-each" (sequal? (let ((acc '())) (for-each (lambda (x) (set! acc (cons x acc))) '(1 2 3 4)) acc) '(4 3 2 1)))
 (define xxxa 0)
 (pass-if "set! " (seq? (begin (set! xxxa 1) xxxa) 1))
 (pass-if "set! 2" (seq? (let ((a 0)) (set! a 1) a) 1))