linux-kernel - Re: [PATCH v3] quilt mail: Add way to sign mail with GPG

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Message-ID: <4E95E310.3050409@zytor.com>
Date:	Wed, 12 Oct 2011 11:57:20 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andreas Gruenbacher <andreas.gruenbacher@...il.com>
CC:	Steven Rostedt <rostedt@...dmis.org>,
	LKML <linux-kernel@...r.kernel.org>,
	quilt-dev <quilt-dev@...gnu.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: Re: [PATCH v3] quilt mail: Add way to sign mail with GPG

On 10/12/2011 02:56 AM, Andreas Gruenbacher wrote:
> 
>> As for removing the temp file, I just found it was the easiest way to
>> pipe into gpg. If there's a better way to do that, I'm all ears.
> 
> ... how about this approach?
> 
>     my @lines = <>;
>     map { print } @lines;
>     print "\n";
> 
>     #-----------------------------------------------
> 
>     sub crlf($) {
>         my $_ = shift;
>         #s/\n$/\r\n/;
>         s/^/> /;
>         return $_;
>     }
> 
>     my $command = 'tr a-z A-Z';
>     open(PIPE, "| $command")

open(PIPE, '|-', $command);

... please; better yet with a list (@command) so it doesn't doesn't pass
through the shell.

	-hpa
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