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Re: [Gnu-arch-users] talk amongst yourselves: "iterated" operations over


From: Robert Anderson
Subject: Re: [Gnu-arch-users] talk amongst yourselves: "iterated" operations over configs
Date: 15 Sep 2003 22:47:08 -0700

On Mon, 2003-09-15 at 22:21, Robert Anderson wrote:
> 
> A lot of arch commands are also useful in the context of applying the
> command to each tree in a config.  For example, I often do:
> 
> tla catcfg | awk '{print $1}' | xargs -n1 -i tla what-changed --dir
> 
> There's quite a few commands which could be "iterated" like this over
> the project trees in a config.  I think it's worth thinking about a way
> of trying to systematize such operations and build them into the cli.
> 
> My first guess at a decent cli is to provide an argument analogous to
> the usual --dir argument; I guess --config is the most obvious choice.
> 
> Then you could do things like:
> 
> tla what-changed --config
> tla commit --config
> tla replay --config
> tla update --config
> tla undo --config
> tla redo --config
> tla tree-lint --config

To be slightly clearer, the config would be specified:

tla what-changed --config myconfig

Robert Collins just made an interesting counterproposal on irc for an
"iteratecfg" command:

% tla iteratecfg cmd params

That seems like an interesting idea, and possibly the way to go.

Bob






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