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authorKeith Packard <keithp@keithp.com>2017-11-17 23:23:50 -0800
committerKeith Packard <keithp@keithp.com>2017-11-17 23:26:59 -0800
commitcf5729a0bae51172f12fc9ec4339d4e975a45fcc (patch)
treef67bef57d31f5f202718f7e8dbc6f41ac6b6c346 /src/lisp/ao_lisp_const.lisp
parente1acf5eb12aceda7aa838df031c1da1129d0fa5d (diff)
altos/lisp: Finish first pass through r7rs
* print -> write, patom -> display * Add read-char, write-char * Add exit, current-jiffy, current-second, jiffies-per-second * Add for-each and string-for-each * Avoid duplicate builtins with different atoms Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/lisp/ao_lisp_const.lisp')
-rw-r--r--src/lisp/ao_lisp_const.lisp26
1 files changed, 13 insertions, 13 deletions
diff --git a/src/lisp/ao_lisp_const.lisp b/src/lisp/ao_lisp_const.lisp
index d9b1c1f2..191ef005 100644
--- a/src/lisp/ao_lisp_const.lisp
+++ b/src/lisp/ao_lisp_const.lisp
@@ -463,11 +463,9 @@
(define string (lexpr (chars) (list->string chars)))
-(patom "apply\n")
+(display "apply\n")
(apply cons '(a b))
-(define save ())
-
(define map (lexpr (proc lists)
(let ((args (lambda (lists)
(if (null? lists) ()
@@ -488,28 +486,30 @@
(apply map proc lists)
#t))
-(for-each patom '("hello" " " "world" "\n"))
+(for-each display '("hello" " " "world" "\n"))
+
+(define -string-ml (lambda (strings)
+ (if (null? strings) ()
+ (cons (string->list (car strings)) (-string-ml (cdr strings))))))
(define string-map (lexpr (proc strings)
- (let ((make-lists (lambda (strings)
- (if (null? strings) ()
- (cons (string->list (car strings)) (make-lists (cdr strings))))))
- )
- (list->string (apply map proc (make-lists strings))))))
+ (list->string (apply map proc (-string-ml strings))))))
(string-map 1+ "HAL")
(define string-for-each (lexpr (proc strings)
- (apply string-map proc strings)
- #t))
+ (apply for-each proc (-string-ml strings))))
+
+(string-for-each write-char "IBM\n")
-(string-for-each patom "IBM")
+(define newline (lambda () (write-char #\newline)))
+(newline)
(call-with-current-continuation
(lambda (exit)
(for-each (lambda (x)
- (print "test" x)
+ (write "test" x)
(if (negative? x)
(exit x)))
'(54 0 37 -3 245 19))