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authorChong Yidong <cyd@gnu.org>2012-04-26 11:43:32 +0800
committerChong Yidong <cyd@gnu.org>2012-04-26 11:43:32 +0800
commit8b71081d301534a7fa4816530f4c3af61c67d038 (patch)
tree4c8fc2c1362233d155e5c06e7fc57d03099413cc /lisp/emacs-lisp
parent0d42eb3e961e612b1b04e32e99c2998dd4d5d3be (diff)
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Allow undoing in read-only diff-mode buffers.
* lisp/vc/diff-mode.el (diff-undo): New command. (diff-mode-shared-map): Bind it to / and [remap undo]. Fixes: debbugs:5302
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