X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=scripts%2Flilypond-invoke-editor.scm;h=d847be27e9c0475e1063e1755e0b1166b686b930;hb=464e240d2ca5c3e5e4512de428a4ee7843b75307;hp=0d8ca9ef52cc9714b6daf51b15994127bf6bf8e6;hpb=38e0fd809d01de319d40224b5d2279888304b2d3;p=lilypond.git

diff --git a/scripts/lilypond-invoke-editor.scm b/scripts/lilypond-invoke-editor.scm
old mode 100755
new mode 100644
index 0d8ca9ef52..d847be27e9
--- a/scripts/lilypond-invoke-editor.scm
+++ b/scripts/lilypond-invoke-editor.scm
@@ -4,7 +4,7 @@
 ;;;;
 ;;;; source file of the GNU LilyPond music typesetter
 ;;;;
-;;;; (c) 2005--2006 Jan Nieuwenhuizen <janneke@gnu.org>
+;;;; (c) 2005--2007 Jan Nieuwenhuizen <janneke@gnu.org>
 
 ;; gui debug helper
 ;; (define (exit x) (system "sleep 10"))
@@ -127,15 +127,16 @@ Options:
 
 (define (strip-framework-path var)
   (define pat "lilypond/usr")
-  (let*
-      ((val (getenv var))
-       (paths (string-split val #\:))
-       (without (remove (lambda (s) (string-contains s pat))
-			paths)))
-
-    (if (not (= (length without)
-		(length paths)))
-	(setenv var (string-join without ":")))))
+  (if (getenv var)
+      (let*
+	  ((val (getenv var))
+	   (paths (string-split val #\:))
+	   (without (remove (lambda (s) (string-contains s pat))
+			    paths)))
+	
+	(if (not (= (length without)
+		    (length paths)))
+	    (setenv var (string-join without ":"))))))
 
 (define (main args)
   (let ((files (parse-options args)))