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Re: How can I use namespaces with the C++ interface ?
From: |
Hans Aberg |
Subject: |
Re: How can I use namespaces with the C++ interface ? |
Date: |
Thu, 28 Jun 2012 11:38:49 +0200 |
On 22 Jun 2012, at 19:42, Timothy Madden wrote:
> How could I use a namespace like yy (the same way bison does) for the
> generated scanner with the C++ interface ?
>
> I tried to open "namespace yy {" at the %top of the file, and to close it "}"
> at the bottom, but all the included standard headers in the generated scanner
> would be included in the namespace yy this way, instead of the expected
> global namespace.
>
> I had no other idea than to explicitly include the C/C++ standard headers
> used by the scanner before I open the yy namespaces, at the top of the file,
> so that when the scanner later includes them, they will each see they have
> been already included and skip over any included content.
>
> Can namespaces please be added to flex C++ interface ?
Flex does not currently have active developers, and the C++ lexer was written a
long time ago, before namespaces was a part of C++. You might try modifying the
skeleton file, though.
Hans