RFR: 7902652: Webrev: prints "awk: cmd. line:8: warning: regexp escape sequence `\@' is not a known regexp operator"

[Stefan Karlsson]

Thanks, Christoph.

I'm merely a jdk Reviewer and have no status in the code-tools project 
:) Could someone sponsor this change?

Thanks,
StefanK

On 2020-04-23 07:47, Langer, Christoph wrote:
> Hi Stefan,
> 
> thanks for fixing this... it annoyed me in my Windows/Cygwin setup a lot ��
> 
> Fix looks good and I can confirm that it works.
> 
> Best regards
> Christoph
> 
>> -----Original Message-----
>> From: code-tools-dev <code-tools-dev-bounces at openjdk.java.net> On
>> Behalf Of Stefan Karlsson
>> Sent: Montag, 20. April 2020 10:29
>> To: code-tools-dev at openjdk.java.net
>> Subject: RFR: 7902652: Webrev: prints "awk: cmd. line:8: warning: regexp
>> escape sequence `\@' is not a known regexp operator"
>>
>> Hi all,
>>
>> Please review this patch to get rid of some warnings from webrev:
>>
>> https://cr.openjdk.java.net/~stefank/CODETOOLS-7902652/webrev.01/
>> https://bugs.openjdk.java.net/browse/CODETOOLS-7902652
>>
>> After an update to my system I got awk 5.0.1, and now webrev complains
>> about:
>> "awk: cmd. line:8: warning: regexp escape sequence `\@' is not a known
>> regexp operator"
>>
>> A couple of @'s seems to be incorrectly escaped. This patch replaces
>> \@\@ with @@.
>>
>> I've generated webrevs with:
>> - awk 4.2.1 without fix
>> - awk 4.2.1 with fix
>> - awk 5.0.1 without fix
>> - awk 5.0.1 with fix
>>
>> and verified that they all generate the same output (except some
>> timestamps).
>>
>> Thanks,
>> StefanK