Thread (4 messages) flat view 4 messages, 2 authors, 2016-06-15

Re: [PATCH] git-am: add --directory=<dir> option

From: Stephan Beyer <hidden>
Date: 2016-06-15 22:45:57

Hi,

Junio C Hamano wrote:
quoted
Do I have a thinko or should it be this:

+		sed -e 's/'\''/'\''\\\'\'''\''/g' -e 's/.*/ '\''&'\''/'
		                   ^^
			(added for escaping ' outside single quotes)
Almost.

Certainly my original was bad; shell unquotes to "s/'/'\''/g", but that
backslash is not protected from further interpretation by sed, which
happily turns backslash-single quote into a single quote, which I forgot.

You feed "s/'/'\\\''/g" which correctly protects one backslash from sed by
doubling it, but it has one unnecessary extra backslash.
My attempt was to escape one backslash and to escape one single quote.
The extra one
does not hurt because the backslash + single quote is eaten by sed to
produce a single quote, but it is not quite right.
Well, this explains why my syntax highlighting has "gone mad" in your
former and in my version.
We should be feeding sed with "s/'/'\\''/g", so you need to add one
backslash to mine.
Ok, works like a charm :-)
quoted
Have you forgotten to add the files prefixed with "am-test-5-" or is this
patch based on another one?
The one I actually queued is b47dfe9 (git-am: add --directory=<dir>
option, 2009-01-11) and it does include these test vectors.  My bad.
Ohh, I did not even notice that you queued it, because I do not track "next".

And in my git-am.txt snippet I even forgot adding the option to the synopsis.
Oh, boy. :-)

I think it's fine now. :-)

Regards,
  Stephan

-- 
Stephan Beyer [off-list ref], PGP 0x6EDDD207FCC5040F
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