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Re: [PATCH] m4 example bug

From: Eric Sunshine
Subject: Re: [PATCH] m4 example bug
Date: Tue, 6 Jan 2004 19:27:19 -0500

On 06 Jan 2004 13:12:17 -0800, Paul Eggert wrote:
> Thanks for reporting that.  I installed the following somewhat
> more-ambitious patch.

It looks okay.  Thanks.

> +define([a], [b])car(a)
> address@hidden

This could be a bit confusing for the m4 novice.  It might be clearer to  
break this over two lines:

  define([a], [b])

> +car([a])
> address@hidden
> +car([[a]])
> address@hidden
> +car([[[a]]])
> address@hidden
> +car([])
> @result{}
> +car([[]])
> address@hidden
> +car([[[]]])
> @result{}[]

The last three cases seem a bit redundant.  I don't see that these last  
cases illustrate anything which the preceding cases have not already  

-- ES

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