PDF | On, Michael Kifer and others published Ediff User’s Manual. Consult the Ediff doc, starting with the Ediff manual (C-h i, scroll down and choose Ediff) or the doc strings, to learn about Ediff. The web page. Ediff User’s Manual. 1. Introduction, About Ediff. 2. Major Entry Points, How to use Ediff. 3. Session Commands, Ediff commands used within a session.
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I’ve already changed it, see:. In working with any version control system, you sometimes want to compare different revisions of a file. Ediff exiff extremely rich; it almost feels like another program that “takes over” your Emacs session for a while.
Pressing n next and p previous has the same effect.
Comparing with Ediff
The most likely explanation is historical; vc-diff has been around longer than Ediff, and it would have been disruptive to long-standing users of Emacs if a strange new interface was unexpectedly foisted on them. How does Ediff work? amnual
Ediff User’s Manual
The top buffer, A, represents the version of main. If you’re looking at a large file, none of the differences might be visible edifr. Notice the bright green? Close the Ediff window and end this comparison session.
Ediff This file documents Ediff, a comprehensive visual interface to Unix diff and patch utilities. If you want to avoid accidentally changing a file while browsing differences, you can cause its buffer to become read-only by typing Shift and the buffer’s letter label.
The Ediff control window in its default state Mac OS X In its default configuration, the control window is designed to be small enough not to get in the way on smaller displays.
The problem is that you might not even notice it, let alone realize what it’s for! You’ll see that buffer B is now active and my cursor is in the highlighted, refined region.
Of course, edifff make changes to a buffer, it cannot be in read-only mode. Don’t fear them I did. Comparing with Ediff In working with any version control system, you sometimes want to compare different manuzl of a file.
By default, Emacs puts the Ediff control panel in a separate frame. This is where you give ediff commands. Move on Move to the next zone the big white things sticking out. Ediff can also be used for many tasks outside the context of version control systems; you might want to explore the options on the Compare Ediff menu on a rainy day.
Manually Edit Let’s get gritty, edit buffer B by hand. Notice the image below. Highlighting Difference RegionsPrevious: How can I get back to ediff-mode from this edit kind of mode? How to get back to ediff mode from edit mode Ask Question.
If you’ve been cruising along in Ediff and suddenly find your commands aren’t working, you’ve probably accidentally clicked on the differences window and are typing in one of the buffers directly, or perhaps you used an Ediff command that switched the window focus on you unexpectedly.
Notice the big red block top left application. Following along in our example, if after changing buffer B like this, you change your mind and want to restore its old state, you can type r b for “restore buffer B “.
Restore the comparison display so that the highlighted regions of all buffers being compared are visible; useful if you’ve been doing something else and want to get back to comparing.
Remote and Compressed FilesPrevious: Remote and Compressed FilesUp: Session CommandsUp: Merging and diff3Up: Differences displayed by Ediff.