GNU bug report logs - #79240
Space inside C-strings

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Message #8 received at 79240 <at> debbugs.gnu.org (full text, mbox):

From: Robert Webb <ro.webbdg <at> gmail.com>
To: 79240 <at> debbugs.gnu.org
Subject: Re: [bug-diffutils] bug#79240: Space inside C-strings
Date: Fri, 15 Aug 2025 16:48:20 -0700

On Fri, Aug 15, 2025 at 1:28 AM Gisle Vanem via bug-diffutils via All
diffutils discussion. <bug-diffutils <at> gnu.org> wrote:
> [...]
> So how can I use diff to *not* ignore spaces inside C-stings,
> but ignore trailing/leading spaces? A regular expression?

In bash:

  sedexpr='s/^  *//;s/  *$//'
  diff <(sed "$sedexpr" file-1.c) <(sed "$sedexpr" file-2.c)

-- 
Robert Webb

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