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authorKarl Heuer1997-09-25 01:01:05 +0000
committerKarl Heuer1997-09-25 01:01:05 +0000
commita59f6ba35e94c6232ebb3fb633ca6b13573a0b1e (patch)
tree6c7f85fccfa9a1fa6f15257126c7dfce3d9765b1
parenta4ce5edeb5e7f26e73d54eb4635442454d00ed92 (diff)
downloademacs-a59f6ba35e94c6232ebb3fb633ca6b13573a0b1e.tar.gz
emacs-a59f6ba35e94c6232ebb3fb633ca6b13573a0b1e.zip
(save-place-to-alist): Optimize out the degenerate
case when point is 1.
-rw-r--r--lisp/saveplace.el19
1 files changed, 10 insertions, 9 deletions
diff --git a/lisp/saveplace.el b/lisp/saveplace.el
index b3d3a24a2f5..5ac3f344c62 100644
--- a/lisp/saveplace.el
+++ b/lisp/saveplace.el
@@ -125,16 +125,17 @@ To save places automatically in all files, put this in your `.emacs' file:
125 (or save-place-loaded (load-save-place-alist-from-file)) 125 (or save-place-loaded (load-save-place-alist-from-file))
126 (if buffer-file-name 126 (if buffer-file-name
127 (progn 127 (progn
128 (let ((cell (assoc buffer-file-name save-place-alist))) 128 (let ((cell (assoc buffer-file-name save-place-alist))
129 (position (if (not (eq major-mode 'hexl-mode))
130 (point)
131 (1+ (hexl-current-address)))))
129 (if cell 132 (if cell
130 (setq save-place-alist (delq cell save-place-alist)))) 133 (setq save-place-alist (delq cell save-place-alist)))
131 (if save-place 134 (if (and save-place
132 (setq save-place-alist 135 (not (= position 1))) ;; Optimize out the degenerate case.
133 (cons (cons buffer-file-name 136 (setq save-place-alist
134 (if (not (eq major-mode 'hexl-mode)) 137 (cons (cons buffer-file-name position)
135 (point) 138 save-place-alist)))))))
136 (1+ (hexl-current-address))))
137 save-place-alist))))))
138 139
139(defun save-place-alist-to-file () 140(defun save-place-alist-to-file ()
140 (let ((file (expand-file-name save-place-file))) 141 (let ((file (expand-file-name save-place-file)))