From Mikio Nakajima <minakaji@osaka.email.ne.jp>:

(install-file): New optional argument JUST-PRINT.
(install-files): Likewise.
(install-elisp-module): Likewise.
(install-elisp-modules): Likewise.

diff --git a/install.el b/install.el
index 1715dff..90da824 100644 (file)
--- a/install.el
+++ b/install.el
@@ -57,35 +57,37 @@
 
 (defvar install-overwritten-file-modes (+ (* 64 6)(* 8 4) 4))
 
-(defun install-file (file src dest &optional move overwrite)
-  (let ((src-file (expand-file-name file src)))
-    (if (file-exists-p src-file)
-       (let ((full-path (expand-file-name file dest)))
-         (if (and (file-exists-p full-path) overwrite)
-              (delete-file full-path)
-           )
-         (copy-file src-file full-path t t)
-         (if move
-             (catch 'tag
-               (while (and (file-exists-p src-file)
-                           (file-writable-p src-file))
-                 (condition-case err
-                     (progn
-                       (delete-file src-file)
-                       (throw 'tag nil)
-                       )
-                   (error (princ (format "%s\n" (nth 1 err))))
-                   ))))
-         (princ (format "%s -> %s\n" file dest))
-         ))
-    ))
+(defun install-file (file src dest &optional move overwrite just-print)
+  (if just-print
+      (princ (format "%s -> %s\n" file dest))
+    (let ((src-file (expand-file-name file src)))
+      (if (file-exists-p src-file)
+         (let ((full-path (expand-file-name file dest)))
+           (if (and (file-exists-p full-path) overwrite)
+               (delete-file full-path)
+             )
+           (copy-file src-file full-path t t)
+           (if move
+               (catch 'tag
+                 (while (and (file-exists-p src-file)
+                             (file-writable-p src-file))
+                   (condition-case err
+                       (progn
+                         (delete-file src-file)
+                         (throw 'tag nil)
+                         )
+                     (error (princ (format "%s\n" (nth 1 err))))
+                     ))))
+           (princ (format "%s -> %s\n" file dest))
+           ))
+      )))
 
-(defun install-files (files src dest &optional move overwrite)
+(defun install-files (files src dest &optional move overwrite just-print)
   (or (file-exists-p dest)
       (make-directory dest t)
       )
   (mapcar (function (lambda (file)
-                     (install-file file src dest move overwrite)
+                     (install-file file src dest move overwrite just-print)
                      ))
          files))
 
@@ -93,23 +95,29 @@
 ;;; @@ install Emacs Lisp files
 ;;;
 
-(defun install-elisp-module (module src dest)
+(defun install-elisp-module (module src dest &optional just-print)
   (let (el-file elc-file)
     (let ((name (symbol-name module)))
       (setq el-file (concat name ".el"))
       (setq elc-file (concat name ".elc"))
       )
     (let ((src-file (expand-file-name el-file src)))
-      (if (file-exists-p src-file)
+      (if (not (file-exists-p src-file))
+         nil 
+       (if just-print
+           (princ (format "%s -> %s\n" el-file dest))
          (let ((full-path (expand-file-name el-file dest)))
            (if (file-exists-p full-path)
-                (delete-file full-path)
+               (delete-file full-path)
              )
            (copy-file src-file full-path t t)
            (princ (format "%s -> %s\n" el-file dest))
-           ))
+           )))
       (setq src-file (expand-file-name elc-file src))
-      (if (file-exists-p src-file)
+      (if (not (file-exists-p src-file))
+         nil 
+       (if just-print
+           (princ (format "%s -> %s\n" elc-file dest))
          (let ((full-path (expand-file-name elc-file dest)))
             (if (file-exists-p full-path)
                 (delete-file full-path)
@@ -125,15 +133,15 @@
                  (error (princ (format "%s\n" (nth 1 err))))
                  )))
            (princ (format "%s -> %s\n" elc-file dest))
-           ))
+           )))
       )))
 
-(defun install-elisp-modules (modules src dest)
+(defun install-elisp-modules (modules src dest &optional just-print)
   (or (file-exists-p dest)
       (make-directory dest t)
       )
   (mapcar (function (lambda (module)
-                     (install-elisp-module module src dest)
+                     (install-elisp-module module src dest just-print)
                      ))
          modules))