Your MacPorts ports need some love: the "cd" command is going away

[Roger Hoover]

Hi Ryan,

I checked the ports I maintain (py-supervisor, py-medusa, py-meld3)
and don't see any use of the cd command.  Please let me know if I
missed something.

Thanks,

Roger

On 11/12/07, Ryan Schmidt <ryandesign at macports.org> wrote:
> Hi! You're receiving this email because a MacPorts port you maintain
> uses the Tcl command "cd" to change into a directory for some reason.
> The "cd" command has been deemed harmful for MacPorts, so a future
> version of MacPorts will hide it from portfiles [1]. (MacPorts trunk
> already does [2].) Therefore it's necessary to remove this command
> everywhere it occurs in your portfiles, so that your ports continue
> to function in future versions of MacPorts.
>
> To be clear: what's no longer ok is using something like this:
>
> cd ${worksrcdir}
>
> Instances of "cd" inside a "system" invocation, however, are still
> fine and do not need to be changed:
>
> system "cd ${worksrcdir} && whatever"
>
>
> If you need help figuring out how best to avoid using the Tcl "cd"
> command in your ports, you can post a message to the macports-dev
> mailing list, or just reply to this message. You can also check
> recent commits to the repository for ideas [3] (search the log for
> "cd"); I'm busy fixing this issue in various ports that don't have a
> maintainer.
>
>
> Note that for some of your ports, tickets may already have been filed
> in Trac, and for some of those tickets, patches may already be
> attached, such that all you have to do is test it and commit it. If
> you do not have commit access yourself, feel free to attach a tested
> patch to a ticket and let me know which ticket, or just send me the
> patch as an attachment in an email, and I'll be happy to commit it
> for you.
>
>
> To see everywhere in your ports where the "cd" command is currently
> being used, you can use a command like this in the Terminal
> (replacing "EMAIL" with your maintainer email address (to which this
> email was sent)):
>
> port file maintainer:EMAIL \
> | xargs grep "[[:space:]]cd[[:space:]]" \
> | grep -v "system[[:space:]]"
>
>
> If for any reason you no longer wish to maintain some or all of your
> ports, please let me know which ports I'll take you off the
> maintainer list.
>
>
> Thank you.
> Ryan Schmidt, for The MacPorts Project
>
>
> [1] http://trac.macports.org/projects/macports/ticket/12914
>
> [2] http://trac.macports.org/projects/macports/changeset/28796
>
> [3] http://trac.macports.org/projects/macports/log/trunk/dports
>
>
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