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Re: Syncing with gnulib regex code
From: |
Paul Eggert |
Subject: |
Re: Syncing with gnulib regex code |
Date: |
Thu, 06 Dec 2007 15:34:57 -0800 |
User-agent: |
Gnus/5.11 (Gnus v5.11) Emacs/22.1 (gnu/linux) |
Tony Abou-Assaleh <address@hidden> writes:
> The return code of 2 causes Spenser test#37 to fail. I am thinking
> that one of the following needs to be done (in order of my
> preference):
>
> 1) Correct Spenser test#37 to expect 2 as the return code.
That would be OK.
> 2) Correct src/grep.c to always return 1 on error
No, that's definitely not right.
> 3) Report a bug to gnulib that "Invalid range end" is misbehaving
That's not right either. Gnulib is doing the right thing.
Another possibility is:
4) Specify RE_NO_EMPTY_RANGES so that [b-a] is valid.
I suppose this would be more backward-compatible with the previous 'grep'.
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