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| author | Matthias Andreas Benkard <matthias@benkard.de> | 2008-08-03 13:20:31 +0200 |
|---|---|---|
| committer | Matthias Andreas Benkard <matthias@benkard.de> | 2008-08-03 13:20:31 +0200 |
| commit | f5320e4d20a520bc5b9352f92efcb79b1cd2195b (patch) | |
| tree | 836eea6c34fcca4b4c70d1aa2dc894fd6f5a8d36 | |
| parent | 5928a7413d946a589f4f476eb24452712409c7cd (diff) | |
Add LIST and LENGTH.
| -rw-r--r-- | list-functions-2.lisp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/list-functions-2.lisp b/list-functions-2.lisp index 6121f71..c32d46e 100644 --- a/list-functions-2.lisp +++ b/list-functions-2.lisp @@ -122,3 +122,13 @@ (defun acons (indicator value alist) (cons (cons indicator value) alist)) + +(defun list (&rest objects) + (if objects + (sys::cons (sys::car objects) (sys::cdr objects)) + nil)) + +(defun length (list) + (if list + (%1+ (length (cdr list))) + 0)) |