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From Michael McDaniel <>
Subject Re: Compiler warnings
Date Thu, 25 Jun 2009 05:01:31 GMT

On Thu, Jun 25, 2009 at 12:11:51AM -0400, Paul Davis wrote:
> I've gotten tired of looking at compiler warnings when compiling
> CouchDB but I figure I'd better ping the list before going through and
> just updating everything.
> For reference almost all the errors are about the deprecated regexp
> module and deprecated guards.
> The guards look to pretty much be guard -> is_guard type changes. the
> is_guard style guards are old enough to be In the Programming Erlang
> book so I'm fairly certain they've been around in any version of
> Erlang that people are using. The only snag is that I'd be patching
> both ibrowse and mochiweb downstream if I just edited them in SVN, so
> I'd like thoughts on that.
> As to the regexp -> re module, does anyone know when re made it into
> the stdlib? This one actually worries me a bit that if I update the
> code I'll need to update the Erlang version requirement. Though I
> heard re has been around since R11 or something, so I'm not sure. It
> looks like we're requiring R12B (5.6.0) of Erlang, does anyone have
> that version and can check if the re module exists?

   R12B-3 has re module in the docs, R12B-2 does not
   5.6.3                             5.6.2


> Other than those errors there are only a couple unused variable
> messages that need to be silenced.
> Let me know if there's anything I'm missing. If re is in that version
> of Erlang or one fairly close to that I'll go through and update at
> least the couchdb sources if not ibrowse and mochiweb.
> Paul Davis

Michael McDaniel
Portland, Oregon, USA

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