[issue370] extdiff: tkdiff not supported

[TK Soh]

New submission from TK Soh <teekaysoh at gmail.com>:

tkdiff can't compare directories:

[tksoh at localhost extdiff]$ ./hg --debug extdiff -p tkdiff -o ""
making snapshot of 1 files from rev ad6aecaf4eed
  README
making snapshot of 1 files from working dir
  README
running "'tkdiff'  'extdiff.ad6aecaf4eed' 'extdiff'" in /tmp/extdiff.zTuj7B
Cannot diff two directories
cleaning up temp directory

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messages: 1923
nosy: tksoh
priority: bug
status: unread
title: extdiff: tkdiff not supported

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Mercurial issue tracker <mercurial-bugs at selenic.com>
<http://www.selenic.com/mercurial/bts/issue370>
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