X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/a57471f93507c55b55ee9e28c493ba78b46796e3..05d76dba6604f78e4b2b7b9f8b30c916cad7d32a:/lisp/thumbs.el

diff --git a/lisp/thumbs.el b/lisp/thumbs.el
index b251ca6024..dd50c2ddfb 100644
--- a/lisp/thumbs.el
+++ b/lisp/thumbs.el
@@ -1,9 +1,9 @@
 ;;; thumbs.el --- Thumbnails previewer for images files
 
-;; Copyright (C) 2004-2011 Free Software Foundation, Inc.
+;; Copyright (C) 2004-2016 Free Software Foundation, Inc.
 
 ;; Author: Jean-Philippe Theberge <jphiltheberge@videotron.ca>
-;; Maintainer: FSF
+;; Maintainer: emacs-devel@gnu.org
 ;; Keywords: Multimedia
 
 ;; This file is part of GNU Emacs.
@@ -26,7 +26,7 @@
 ;; This package create two new modes: thumbs-mode and thumbs-view-image-mode.
 ;; It is used for basic browsing and viewing of images from within Emacs.
 ;; Minimal image manipulation functions are also available via external
-;; programs.  If you want to do more complex tasks like categorise and tag
+;; programs.  If you want to do more complex tasks like categorize and tag
 ;; your images, use image-dired.el
 ;;
 ;; The 'convert' program from 'ImageMagick'
@@ -57,6 +57,7 @@
 ;;; Code:
 
 (require 'dired)
+(require 'cl-lib)			; for cl-gensym
 
 ;; CUSTOMIZATIONS
 
@@ -92,7 +93,7 @@ When it reaches that size (in bytes), a warning is sent."
   :group 'thumbs)
 
 ;; Unfortunately Windows XP has a program called CONVERT.EXE in
-;; C:/WINDOWS/SYSTEM32/ for partioning NTFS system.  So Emacs
+;; C:/WINDOWS/SYSTEM32/ for partitioning NTFS systems.  So Emacs
 ;; can find the one in your ImageMagick directory, you need to
 ;; customize this value to the absolute filename.
 (defcustom thumbs-conversion-program
@@ -101,7 +102,7 @@ When it reaches that size (in bytes), a warning is sent."
     (or (executable-find "convert")
 	"/usr/X11R6/bin/convert"))
   "Name of conversion program for thumbnails generation.
-It must be 'convert'."
+It must be \"convert\"."
   :type 'string
   :group 'thumbs)
 
@@ -179,21 +180,6 @@ this value can let another user see some of your images."
 (make-variable-buffer-local 'thumbs-marked-list)
 (put 'thumbs-marked-list 'permanent-local t)
 
-(defalias 'thumbs-gensym
-    (if (fboundp 'gensym)
-        'gensym
-      ;; Copied from cl-macs.el
-      (defvar thumbs-gensym-counter 0)
-      (lambda (&optional prefix)
-	"Generate a new uninterned symbol.
-The name is made by appending a number to PREFIX, default \"G\"."
-	(let ((pfix (if (stringp prefix) prefix "G"))
-	      (num (if (integerp prefix) prefix
-		     (prog1 thumbs-gensym-counter
-		       (setq thumbs-gensym-counter
-			     (1+ thumbs-gensym-counter))))))
-	  (make-symbol (format "%s%d" pfix num))))))
-
 (defsubst thumbs-temp-dir ()
   (file-name-as-directory (expand-file-name thumbs-temp-dir)))
 
@@ -202,7 +188,7 @@ The name is made by appending a number to PREFIX, default \"G\"."
   (format "%s%s-%s.jpg"
           (thumbs-temp-dir)
           thumbs-temp-prefix
-          (thumbs-gensym "T")))
+          (cl-gensym "T")))
 
 (defun thumbs-thumbsdir ()
   "Return the current thumbnails directory (from `thumbs-thumbsdir').
@@ -226,7 +212,7 @@ reached."
 	      (let ((fattribs-list (file-attributes f)))
 		`(,(nth 4 fattribs-list) ,(nth 7 fattribs-list) ,f)))
 	    (directory-files (thumbs-thumbsdir) t (image-file-name-regexp)))
-	   '(lambda (l1 l2) (time-less-p (car l1) (car l2)))))
+	   (lambda (l1 l2) (time-less-p (car l1) (car l2)))))
 	 (dirsize (apply '+ (mapcar (lambda (x) (cadr x)) files-list))))
     (while (> dirsize thumbs-thumbsdir-max-size)
       (progn
@@ -235,7 +221,7 @@ reached."
       (setq dirsize (- dirsize (car (cdar files-list))))
       (setq files-list (cdr files-list)))))
 
-;; Check the thumbsnail directory size and clean it if necessary.
+;; Check the thumbnail directory size and clean it if necessary.
 (when thumbs-thumbsdir-auto-clean
   (thumbs-cleanup-thumbsdir))
 
@@ -249,7 +235,7 @@ Optional arguments are:
 ARG any arguments to the ACTION command,
 OUTPUT-FORMAT is the file format to output (default is jpeg),
 ACTION-PREFIX is the symbol to place before the ACTION command
-              (defaults to '-' but can sometimes be '+')."
+              (defaults to `-' but can sometimes be `+')."
   (call-process thumbs-conversion-program nil nil nil
 		(or action-prefix "-")
 		action