From 04b3e62bb0c2abb45ac9548d9c10c11e2f335bf7 Mon Sep 17 00:00:00 2001 From: Chris Hanson <org/chris-hanson/cph> Date: Mon, 6 May 1991 01:09:28 +0000 Subject: [PATCH] New procedure LIST-OF-STRINGS?. --- v7/src/edwin/utils.scm | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/v7/src/edwin/utils.scm b/v7/src/edwin/utils.scm index 465311ffc..687f630e2 100644 --- a/v7/src/edwin/utils.scm +++ b/v7/src/edwin/utils.scm @@ -1,6 +1,6 @@ ;;; -*-Scheme-*- ;;; -;;; $Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/edwin/utils.scm,v 1.22 1991/04/21 00:52:42 cph Exp $ +;;; $Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/edwin/utils.scm,v 1.23 1991/05/06 01:09:28 cph Exp $ ;;; ;;; Copyright (c) 1986, 1989-91 Massachusetts Institute of Technology ;;; @@ -187,4 +187,8 @@ (define (string-or-false? object) ;; Useful as a type for option variables. (or (false? object) - (string? object))) \ No newline at end of file + (string? object))) + +(define (list-of-strings? object) + (and (list? object) + (for-all? object string?))) \ No newline at end of file -- 2.25.1