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authorRichard M. Stallman <rms@gnu.org>1994-03-28 18:48:16 +0000
committerRichard M. Stallman <rms@gnu.org>1994-03-28 18:48:16 +0000
commit63780749b8171190a9fffb29d1861878fedbb9f3 (patch)
treeddf15e91d9d27df24e192956ec6f0301dfaa4011 /lisp/emerge.el
parentdb64a32c860bea9ff67f317406e522e5fe365582 (diff)
downloademacs-63780749b8171190a9fffb29d1861878fedbb9f3.tar.gz
(emerge-goto-line): New function.
(emerge-convert-diffs-to-markers): Use it.
Diffstat (limited to 'lisp/emerge.el')
-rw-r--r--lisp/emerge.el22
1 files changed, 17 insertions, 5 deletions
diff --git a/lisp/emerge.el b/lisp/emerge.el
index 1bab1ce5099..482dfe4bf61 100644
--- a/lisp/emerge.el
+++ b/lisp/emerge.el
@@ -1432,6 +1432,12 @@ These characteristics are restored by `emerge-restore-buffer-characteristics'."
(emerge-restore-variables emerge-saved-variables
B-values))))
+;; Move to line DESIRED-LINE assuming we are at line CURRENT-LINE.
+;; Return DESIRED-LINE.
+(defun emerge-goto-line (desired-line current-line)
+ (forward-line (- desired-line current-line))
+ current-line)
+
(defun emerge-convert-diffs-to-markers (A-buffer
B-buffer
merge-buffer
@@ -1449,7 +1455,13 @@ These characteristics are restored by `emerge-restore-buffer-characteristics'."
B-buffer
(save-restriction
(widen)
- (count-lines 1 B-point-min)))))
+ (count-lines 1 B-point-min))))
+ ;; Record current line number in each buffer
+ ;; so we don't have to count from the beginning.
+ (a-line A-hidden-lines)
+ (b-line B-hidden-lines))
+ (emerge-eval-in-buffer A-buffer (goto-char (point-min)))
+ (emerge-eval-in-buffer B-buffer (goto-char (point-min)))
(while lineno-list
(let* ((list-element (car lineno-list))
a-begin-marker
@@ -1466,15 +1478,15 @@ These characteristics are restored by `emerge-restore-buffer-characteristics'."
;; place markers at the appropriate places in the buffers
(emerge-eval-in-buffer
A-buffer
- (goto-line (+ a-begin A-hidden-lines))
+ (setq a-line (emerge-goto-line (+ a-begin A-hidden-lines) a-line))
(setq a-begin-marker (point-marker))
- (goto-line (+ a-end A-hidden-lines))
+ (setq a-line (emerge-goto-line (+ a-end A-hidden-lines) a-line))
(setq a-end-marker (point-marker)))
(emerge-eval-in-buffer
B-buffer
- (goto-line (+ b-begin B-hidden-lines))
+ (setq b-line (emerge-goto-line (+ b-begin B-hidden-lines) b-line))
(setq b-begin-marker (point-marker))
- (goto-line (+ b-end B-hidden-lines))
+ (setq b-line (emerge-goto-line (+ b-end B-hidden-lines) b-line))
(setq b-end-marker (point-marker)))
(setq merge-begin-marker (set-marker
(make-marker)