tm 7.67.

[elisp/tm.git] / tm-play.el

diff --git a/tm-play.el b/tm-play.el
index b2cc49a..67fa392 100644 (file)
--- a/tm-play.el
+++ b/tm-play.el
@@ -8,7 +8,7 @@
 ;;; Maintainer: MORIOKA Tomohiko <morioka@jaist.ac.jp>
 ;;; Created: 1995/9/26 (separated from tm-view.el)
 ;;; Version:
-;;;    $Id: tm-play.el,v 7.16 1996/04/21 19:57:22 morioka Exp $
+;;;    $Id: tm-play.el,v 7.18 1996/05/11 10:09:00 morioka Exp $
 ;;; Keywords: mail, news, MIME, multimedia
 ;;;
 ;;; This file is part of tm (Tools for MIME).
@@ -31,10 +31,12 @@
 
 (require 'tm-view)
 
-(defvar mime-viewer/external-progs "/usr/local/share/tm/"
+(defvar mime-viewer/external-progs "/usr/local/share/tm"
   "*Directory containing tm external methods.")
 
+(add-to-list 'exec-path mime-viewer/external-progs)
 
+            
 ;;; @ content decoder
 ;;;
 
@@ -142,21 +144,31 @@
                                                         (cdr (cdr method)))
                          ))
              (let ((process-environment
-                    (let ((rest process-environment)
-                          dest cell)
-                      (while (setq cell (car rest))
-                        (setq dest
-                              (cons
-                               (if (string-match "^PATH=" cell)
-                                   (format "PATH=%s:%s"
-                                           mime-viewer/external-progs
-                                           (substring cell (match-end 0)))
-                                 cell)
-                               dest))
-                        (setq rest (cdr rest))
+                    (let* ((rest process-environment)
+                           (dest (cons nil nil))
+                           (prest dest)
+                           (path nil)
+                           cell)
+                      (while (and (setq cell (car rest))
+                                  (not
+                                   (if (string-match "^PATH=" cell)
+                                       (setq path
+                                             (format
+                                              "PATH=%s:%s"
+                                              mime-viewer/external-progs
+                                              (substring cell (match-end 0))
+                                              )))))
+                        (setcar prest cell)
+                        (setcdr prest (cons nil nil))
+                        (setq rest (cdr rest)
+                              prest (cdr prest))
                         )
-                      (nconc (nreverse dest) rest)
-                      )))
+                      (setcar
+                       prest
+                       (or path
+                           (format "PATH=%s" mime-viewer/external-progs)))
+                      (setcdr prest (cdr rest))
+                      dest)))
                (apply (function start-process) args)
                )
              (mime-article/show-output-buffer)