Trailing whitespace deleted.

1 files changed, 63 insertions, 63 deletions

diff --git a/lisp/ediff-diff.el b/lisp/ediff-diff.el
index 37ac8c0e13d..99b9a23f7c0 100644
--- a/lisp/ediff-diff.el
+++ b/lisp/ediff-diff.el
@@ -126,7 +126,7 @@ are `-I REGEXP', to ignore changes whose lines match the REGEXP."
   :group 'ediff-diff)
 
 (defcustom ediff-diff-options ""
-  "*Options to pass to `ediff-diff-program'. 
+  "*Options to pass to `ediff-diff-program'.
 If Unix diff is used as `ediff-diff-program', then the most useful options are
 `-w', to ignore space, and `-i', to ignore case of letters.
 At present, the option `-c' is not allowed."
@@ -164,7 +164,7 @@ Lines that do not match are assumed to be error messages."
 ;; the status can be =diff(A), =diff(B), or =diff(A+B)
 (ediff-defvar-local ediff-diff-status "" "")
 
-  
+
 ;;; Fine differences
 
 (ediff-defvar-local ediff-auto-refine (if (ediff-has-face-support-p) 'on 'nix)
@@ -182,7 +182,7 @@ Use `setq-default' if setting it in .emacs")
 
 (ediff-defvar-local ediff-auto-refine-limit 1400
   "*Auto-refine only the regions of this size \(in bytes\) or less.")
-  
+
 ;;; General
 
 (defvar ediff-diff-ok-lines-regexp
@@ -215,7 +215,7 @@ The function should take three mandatory arguments, file-A, file-B, and
 file-C. It may ignore file C for diff2 jobs. It should also take
 one optional arguments, diff-number to refine.")
 
-  
+
 ;;; Functions
 
 ;; Generate the difference vector and overlays for the two files
@@ -228,7 +228,7 @@ one optional arguments, diff-number to refine.")
   ;; looking either for '-c' or a 'c' in a set of clustered non-long options
   (if (string-match "^-c\\| -c\\|-[^- ]+c" ediff-diff-options)
       (error "Option `-c' is not allowed in `ediff-diff-options'"))
-                                                  
+
   ;; create, if it doesn't exist
   (or (ediff-buffer-live-p ediff-diff-buffer)
       (setq ediff-diff-buffer
@@ -268,9 +268,9 @@ one optional arguments, diff-number to refine.")
              (message "")
              (ediff-with-current-buffer diff-buffer
                (buffer-size))))))
-  
 
-     
+
+
 ;; If file-A/B/C is nil, do 2-way comparison with the non-nil buffers
 ;; This function works for diff3 and diff2 jobs
 (defun ediff-setup-fine-diff-regions (file-A file-B file-C reg-num)
@@ -278,7 +278,7 @@ one optional arguments, diff-number to refine.")
       (setq ediff-fine-diff-buffer
             (get-buffer-create
              (ediff-unique-buffer-name "*ediff-fine-diff" "*"))))
-  
+
   (let (diff3-job diff-program diff-options ok-regexp diff-list)
     (setq diff3-job ediff-3way-job
           diff-program (if diff3-job ediff-diff3-program ediff-diff-program)
@@ -286,7 +286,7 @@ one optional arguments, diff-number to refine.")
           ok-regexp (if diff3-job
                         ediff-diff3-ok-lines-regexp
                         ediff-diff-ok-lines-regexp))
-    
+
     (ediff-message-if-verbose "Refining difference region %d ..." (1+ reg-num))
     (ediff-exec-process diff-program ediff-fine-diff-buffer 'synchronize
                         diff-options
@@ -298,12 +298,12 @@ one optional arguments, diff-number to refine.")
                         (if diff3-job
                             (if file-C file-C file-B))
                         ) ; exec process
-  
+
     (ediff-prepare-error-list ok-regexp ediff-fine-diff-buffer)
     (ediff-message-if-verbose
      "")
     ;; "Refining difference region %d ... done" (1+ reg-num))
-    
+
     (setq diff-list
           (if diff3-job
               (ediff-extract-diffs3
@@ -327,11 +327,11 @@ one optional arguments, diff-number to refine.")
                          (aset elt 5 nil))
                        (cdr diff-list)))
           ))
-    
+
     (ediff-convert-fine-diffs-to-overlays diff-list reg-num)
     ))
-  
-    
+
+
 (defun ediff-prepare-error-list (ok-regexp diff-buff)
   (or (ediff-buffer-live-p ediff-error-buffer)
       (setq ediff-error-buffer
@@ -368,7 +368,7 @@ one optional arguments, diff-number to refine.")
         (c-prev 1)
         diff-list shift-A shift-B
         )
- 
+
     ;; diff list contains word numbers, unless changed later
     (setq diff-list (cons (if word-mode 'words 'points)
                           diff-list))
@@ -380,7 +380,7 @@ one optional arguments, diff-number to refine.")
               shift-B
               (ediff-overlay-start
                (ediff-get-value-according-to-buffer-type 'B bounds))))
-    
+
     ;; reset point in buffers A/B/C
     (ediff-with-current-buffer A-buffer
       (goto-char (if shift-A shift-A (point-min))))
@@ -389,7 +389,7 @@ one optional arguments, diff-number to refine.")
     (if (ediff-buffer-live-p C-buffer)
         (ediff-with-current-buffer C-buffer
           (goto-char (point-min))))
-    
+
     (ediff-with-current-buffer diff-buffer
       (goto-char (point-min))
       (while (re-search-forward ediff-match-diff-line nil t)
@@ -423,13 +423,13 @@ one optional arguments, diff-number to refine.")
              ;; (string-equal diff-type "c")
              (setq a-end (1+ a-end)
                    b-end (1+ b-end))))
-                   
+
          (if (eq ediff-default-variant 'default-B)
              (setq c-begin b-begin
                    c-end b-end)
            (setq c-begin a-begin
                  c-end a-end))
-         
+
          ;; compute main diff vector
          (if word-mode
              ;; make diff-list contain word numbers
@@ -500,11 +500,11 @@ one optional arguments, diff-number to refine.")
                              nil        ; dummy state of ancestor
                              )))
                   )))
-                  
+
          ))) ; end ediff-with-current-buffer
     diff-list
     ))
-    
+
 
 (defun ediff-convert-diffs-to-overlays (diff-list)
   (ediff-set-diff-overlays-in-one-buffer 'A diff-list)
@@ -530,7 +530,7 @@ one optional arguments, diff-number to refine.")
              )))
   (message "Processing difference regions ... done"))
 
-  
+
 (defun ediff-set-diff-overlays-in-one-buffer (buf-type diff-list)
   (let* ((current-diff -1)
          (buff (ediff-get-buffer buf-type))
@@ -548,10 +548,10 @@ one optional arguments, diff-number to refine.")
 
     (setq diff-list (cdr diff-list)) ; discard diff list type
     (setq total-diffs (length diff-list))
-      
+
     ;; shift, if necessary
     (ediff-with-current-buffer buff (setq pt-saved shift))
-           
+
     (while diff-list
       (setq current-diff (1+ current-diff)
             list-element (car diff-list)
@@ -565,7 +565,7 @@ one optional arguments, diff-number to refine.")
                                                   (t 7)))  ; Ancestor
             state-of-diff (aref list-element 8)
             )
-                
+
       (cond ((and (not (eq buf-type state-of-diff))
                   (not (eq buf-type 'Ancestor))
                   (memq state-of-diff '(A B C)))
@@ -574,7 +574,7 @@ one optional arguments, diff-number to refine.")
              (setq state-of-diff (format "=diff(%S)" state-of-diff))
              )
             (t (setq state-of-diff nil)))
-            
+
       ;; Put overlays at appropriate places in buffer
       ;; convert word numbers to points, if necessary
       (if (eq diff-list-type 'words)
@@ -586,7 +586,7 @@ one optional arguments, diff-number to refine.")
             (if (> begin end) (setq begin end))
             (setq pt-saved (ediff-with-current-buffer buff (point)))))
       (setq overlay (ediff-make-bullet-proof-overlay begin end buff))
-      
+
       (ediff-overlay-put overlay 'priority ediff-shadow-overlay-priority)
       (ediff-overlay-put overlay 'ediff-diff-num current-diff)
       (if (and (ediff-has-face-support-p)
@@ -609,7 +609,7 @@ one optional arguments, diff-number to refine.")
             diff-list
             (cdr diff-list))
       ) ; while
-      
+
     (set (ediff-get-symbol-from-alist buf-type ediff-difference-vector-alist)
          (vconcat diff-overlay-list))
     ))
@@ -620,14 +620,14 @@ one optional arguments, diff-number to refine.")
 ;; if `flag' is 'skip then don't compute fine diffs for this region.
 (defun ediff-make-fine-diffs (&optional n flag)
   (or n  (setq n ediff-current-difference))
-  
+
   (if (< ediff-number-of-differences 1)
       (error ediff-NO-DIFFERENCES))
-      
+
   (if ediff-word-mode
       (setq flag 'skip
             ediff-auto-refine 'nix))
-  
+
   (or (< n 0)
       (>= n ediff-number-of-differences)
       ;; n is within the range
@@ -642,7 +642,7 @@ one optional arguments, diff-number to refine.")
             (whitespace-B (ediff-whitespace-diff-region-p n 'B))
             (whitespace-C (ediff-whitespace-diff-region-p n 'C))
             cumulative-fine-diff-length)
-        
+
         (cond ;; If one of the regions is empty (or 2 in 3way comparison)
               ;; then don't refine.
               ;; If the region happens to be entirely whitespace or empty then
@@ -706,7 +706,7 @@ one optional arguments, diff-number to refine.")
                 ediff-control-buffer)
                (setq file-A
                      (ediff-make-temp-file tmp-buffer "fineDiffA" file-A))
-               
+
                (ediff-wordify
                 (ediff-get-diff-posn 'B 'beg n)
                 (ediff-get-diff-posn 'B 'end n)
@@ -715,7 +715,7 @@ one optional arguments, diff-number to refine.")
                 ediff-control-buffer)
                (setq file-B
                      (ediff-make-temp-file tmp-buffer "fineDiffB" file-B))
-               
+
                (if ediff-3way-job
                    (progn
                      (ediff-wordify
@@ -727,12 +727,12 @@ one optional arguments, diff-number to refine.")
                      (setq file-C
                            (ediff-make-temp-file
                             tmp-buffer "fineDiffC" file-C))))
-               
+
                ;; save temp file names.
                (setq ediff-temp-file-A file-A
                      ediff-temp-file-B file-B
                      ediff-temp-file-C file-C)
-               
+
                ;; set the new vector of fine diffs, if none exists
                (cond ((and ediff-3way-job whitespace-A)
                       (ediff-setup-fine-diff-regions nil file-B file-C n))
@@ -745,7 +745,7 @@ one optional arguments, diff-number to refine.")
                       (ediff-setup-fine-diff-regions file-A file-B nil n))
                      (t
                       (ediff-setup-fine-diff-regions file-A file-B file-C n)))
-                      
+
                (setq cumulative-fine-diff-length
                      (+ (length (ediff-get-fine-diff-vector n 'A))
                         (length (ediff-get-fine-diff-vector n 'B))
@@ -753,7 +753,7 @@ one optional arguments, diff-number to refine.")
                         (if (and file-C (not ediff-merge-job))
                             (length (ediff-get-fine-diff-vector n 'C))
                           0)))
-                      
+
                (cond ((or
                        ;; all regions are white space
                        (and whitespace-A whitespace-B whitespace-C)
@@ -781,7 +781,7 @@ one optional arguments, diff-number to refine.")
               ) ; end cond
         (ediff-set-fine-diff-properties n)
         )))
-        
+
 ;; Interface to ediff-make-fine-diffs. Checks for auto-refine limit, etc.
 (defun ediff-install-fine-diff-if-necessary (n)
   (cond ((and (eq ediff-auto-refine 'on)
@@ -797,12 +797,12 @@ one optional arguments, diff-number to refine.")
                     (ediff-get-diff-posn 'B 'beg n))))
              (ediff-make-fine-diffs n 'noforce)
            (ediff-make-fine-diffs n 'skip)))
-        
+
         ;; highlight iff fine diffs already exist
         ((eq ediff-auto-refine 'off)
          (ediff-make-fine-diffs n 'skip))))
-    
-    
+
+
 ;; if fine diff vector is not set for diff N, then do nothing
 (defun ediff-set-fine-diff-properties (n &optional default)
   (or (not (ediff-has-face-support-p))
@@ -814,7 +814,7 @@ one optional arguments, diff-number to refine.")
         (ediff-set-fine-diff-properties-in-one-buffer 'B n default)
         (if ediff-3way-job
             (ediff-set-fine-diff-properties-in-one-buffer 'C n default)))))
-        
+
 (defun ediff-set-fine-diff-properties-in-one-buffer (buf-type
                                                      n &optional default)
   (let ((fine-diff-vector  (ediff-get-fine-diff-vector n buf-type))
@@ -836,7 +836,7 @@ one optional arguments, diff-number to refine.")
               (ediff-set-overlay-face overl face)
               (ediff-overlay-put overl 'priority priority))
             fine-diff-vector)))
-     
+
 ;; Set overlays over the regions that denote delimiters
 (defun ediff-set-fine-overlays-for-combined-merge (diff-list reg-num)
   (let (overlay overlay-list)
@@ -856,8 +856,8 @@ delimiter regions"))
     (ediff-set-fine-diff-vector
      reg-num 'C (apply 'vector overlay-list))
     ))
-        
-    
+
+
 ;; Convert diff list to overlays for a given DIFF-REGION
 ;; in buffer of type BUF-TYPE
 (defun ediff-set-fine-overlays-in-one-buffer (buf-type diff-list region-num)
@@ -871,7 +871,7 @@ delimiter regions"))
     (ediff-clear-fine-differences-in-one-buffer region-num buf-type)
     (setq diff-list (cdr diff-list)) ; discard list type (words or points)
     (ediff-with-current-buffer buff (goto-char reg-start))
-    
+
     ;; if it is a combined merge then set overlays in buff C specially
     (if (and ediff-merge-job (eq buf-type 'C)
              (setq combined-merge-diff-list
@@ -897,7 +897,7 @@ delimiter regions"))
           (setq overlay (ediff-make-bullet-proof-overlay begin end buff))
           ;; record all overlays for this difference region
           (setq diff-overlay-list (nconc diff-overlay-list (list overlay))))
-        
+
         (setq diff-list (cdr diff-list))
         ) ; while
       ;; convert the list of difference information into a vector
@@ -964,7 +964,7 @@ delimiter regions"))
         (anc-prev 1)
         diff-list shift-A shift-B shift-C
         )
- 
+
     ;; diff list contains word numbers or points, depending on word-mode
     (setq diff-list (cons (if word-mode 'words 'points)
                           diff-list))
@@ -979,7 +979,7 @@ delimiter regions"))
               (if three-way-comp
                   (ediff-overlay-start
                    (ediff-get-value-according-to-buffer-type 'C bounds)))))
-    
+
     ;; reset point in buffers A, B, C
     (ediff-with-current-buffer A-buffer
       (goto-char (if shift-A shift-A (point-min))))
@@ -991,7 +991,7 @@ delimiter regions"))
     (if (ediff-buffer-live-p anc-buffer)
         (ediff-with-current-buffer anc-buffer
           (goto-char (point-min))))
-    
+
     (ediff-with-current-buffer diff-buffer
       (goto-char (point-min))
       (while (re-search-forward ediff-match-diff3-line nil t)
@@ -1023,7 +1023,7 @@ delimiter regions"))
                     b-begin-pt b-end-pt
                     c-begin-pt c-end-pt
                     anc-begin-pt anc-end-pt)
-                    
+
                (setq state-of-ancestor
                      (= c-or-anc-begin c-or-anc-end))
 
@@ -1036,7 +1036,7 @@ delimiter regions"))
                      (t
                       (setq c-begin a-begin
                             c-end a-end)))
-         
+
                ;; compute main diff vector
                (if word-mode
                    ;; make diff-list contain word numbers
@@ -1105,11 +1105,11 @@ delimiter regions"))
                                         )))
                         )))
                ))
-               
+
          ))) ; end ediff-with-current-buffer
     diff-list
     ))
-    
+
 ;; Generate the difference vector and overlays for three files
 ;; File-C is either the third file to compare (in case of 3-way comparison)
 ;; or it is the ancestor file.
@@ -1117,11 +1117,11 @@ delimiter regions"))
   (or (ediff-buffer-live-p ediff-diff-buffer)
       (setq ediff-diff-buffer
             (get-buffer-create (ediff-unique-buffer-name "*ediff-diff" "*"))))
-  
+
   (message "Computing differences ...")
   (ediff-exec-process ediff-diff3-program ediff-diff-buffer 'synchronize
                       ediff-diff3-options file-A file-B file-C)
-  
+
   (ediff-prepare-error-list ediff-diff3-ok-lines-regexp ediff-diff-buffer)
   ;;(message "Computing differences ... done")
   (ediff-convert-diffs-to-overlays
@@ -1129,7 +1129,7 @@ delimiter regions"))
     ediff-diff-buffer
     ediff-word-mode ediff-3way-comparison-job ediff-narrow-bounds)
    ))
-   
+
 
 ;; Execute PROGRAM asynchronously, unless OS/2, Windows-*, or DOS, or unless
 ;; SYNCH is non-nil.  BUFFER must be a buffer object, and must be alive.  The
@@ -1176,7 +1176,7 @@ delimiter regions"))
               (set-process-filter proc 'ediff-process-filter)
               )))
       (store-match-data data))))
-      
+
 ;; This is shell-command-filter from simple.el in Emacs.
 ;; Copied here because XEmacs doesn't have it.
 (defun ediff-process-filter (proc string)
@@ -1200,7 +1200,7 @@ delimiter regions"))
       (if opoint
           (goto-char opoint))
       (set-buffer obuf))))
-      
+
 ;; like shell-command-sentinel but doesn't print an exit status message
 ;; we do this because diff always exits with status 1, if diffs are found
 ;; so shell-command-sentinel displays a confusing message to the user
@@ -1212,7 +1212,7 @@ delimiter regions"))
           (set-buffer (process-buffer process))
           (setq mode-line-process nil))
         (delete-process process))))
-        
+
 
 ;;; Word functions used to refine the current diff
 
@@ -1297,14 +1297,14 @@ arguments to `skip-chars-forward'."
      (goto-char (point-min))
      (skip-chars-forward ediff-whitespace)
      (delete-region (point-min) (point))
-     
+
      (while (not (eobp))
        (funcall forward-word-function)
        (setq sv-point (point))
        (skip-chars-forward ediff-whitespace)
        (delete-region sv-point (point))
        (insert "\n")))))
-       
+
 ;; copy string specified as BEG END from IN-BUF to OUT-BUF
 (defun ediff-copy-to-buffer (beg end in-buffer out-buffer)
   (with-current-buffer out-buffer