Re: [bug #19977] Adding new function to grep

[Andreas Schwab]

Benno Schulenberg <address@hidden> writes:

> Follow-up Comment #1, bug #19977 (project grep):
>
> That is a good request.  Grep not matching accented characters is not only a
> problem in Arabic with Tashkeel signs, but also in many European languages
> with diacritical signs.  One would like to have an option to ignore any of
> those signs so that the following command outputs five lines instead of just
> one:
>
> $ echo -e " a\n á\n à\n â\n ä" | grep --ignore-diacritics a

Actually you should be able to use equivalence classes:

$ printf "%s\n" a á à â ä | grep '[[=a=]]'

Alas, that does not seem to work yet.

Andreas.

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Andreas Schwab, SuSE Labs, address@hidden
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