On Mon, Dec 28, 2009 at 10:05:51PM +0100, John Mandereau wrote:
> > What's the reason for that `--label=""'? It's breaking the build
[...]
> The commit that added "--label" is
>
> commit d4401de33195113a8859629b4bd9483a03d9ab5c
> Author: Werner Lemberg <w...@rigel.orion>
> Date: Thu Dec 14 15:28:27 2006 +0100
>
> (lang-merge): Protect against grep's `(standard input)' output if there is
> no input.
I'd like to see some example. IMHO, this can't happen in the
find ... | xargs grep ...
pipe (there's now stdin for grep, since stdin is consumed by xargs).
> It seems to me that the fact there is no input, i.e. that "find
> $(outdir) -name '*.html'", is the sign of a build error, so I've removed
> --label. Just in case we need to reintroduce it, or more hopefully for
> my curiosity, does your implementation of grep support the option -h
> a.k.a. --no-filename?
Copy&Waste from our grep(1) manpage:
-h Never print filename headers (i.e. filenames) with output lines.
But as you write, this `(standard input)' should never happen.
Ciao,
Kili
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