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Fix vlf-write behaviour for newly created file.

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This commit is contained in:
Andrey Kotlarski 2013-12-11 13:07:51 +02:00
parent 2aea17ab38
commit 88924f9c05
1 changed files with 23 additions and 11 deletions
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34
vlf.el
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@ -919,18 +919,30 @@ If changing size of chunk, shift remaining file content."
(or (verify-visited-file-modtime (current-buffer))
(y-or-n-p "File has changed since visited or saved. \
Save anyway? ")))
(let ((pos (point))
(size-change (- vlf-end-pos vlf-start-pos
(length (encode-coding-region
(let* ((pos (point))
(region-length (length (encode-coding-region
(point-min) (point-max)
buffer-file-coding-system t)))))
(cond ((zerop size-change)
(write-region nil nil buffer-file-name vlf-start-pos t))
((< 0 size-change)
(vlf-file-shift-back size-change))
(t (vlf-file-shift-forward (- size-change))))
(vlf-move-to-chunk-2 vlf-start-pos vlf-end-pos)
(goto-char pos)))
buffer-file-coding-system t)))
(size-change (- vlf-end-pos vlf-start-pos region-length)))
(if (or (zerop size-change) (zerop vlf-file-size))
(progn
(write-region nil nil buffer-file-name vlf-start-pos t)
(when (zerop vlf-file-size) ;new file
(setq vlf-file-size region-length
vlf-end-pos region-length
vlf-start-pos 1)
(vlf-update-buffer-name)))
(if (< 0 size-change)
(vlf-file-shift-back size-change)
(vlf-file-shift-forward (- size-change)))
(vlf-verify-size)
(vlf-move-to-chunk-2 vlf-start-pos
(if (< (- vlf-end-pos vlf-start-pos)
vlf-batch-size)
(+ vlf-start-pos vlf-batch-size)
vlf-end-pos))
(vlf-update-buffer-name)
(goto-char pos))))
t)
(defun vlf-file-shift-back (size-change)