Re: [PATCH] git-submodule - Add 'foreach' subcommand

> submodule foreach <command-list> will execute the list of commands in
> each currently checked out submodule directory. The list of commands
> is arbitrary as long as it is acceptable to sh. The variables '$path'
> and '$sha1' are availble to the command-list, defining the submodule
> path relative to the superproject and the submodules's commitID as
> recorded in the superproject (this may be different than HEAD in the
> submodule).
>
> This utility is inspired by a number of threads on the mailing list
> looking for ways to better integrate submodules in a tree and work
> with them as a unit. This could include fetching a new branch in each
> from a given source, or possibly checking out a given named branch in
> each. Currently, there is no consensus as to what additional commands
> should be implemented in the porcelain, requiring all users whose needs
> exceed that of git-submodule to do their own scripting. The foreach
> command is intended to support such scripting, and in particular does
> no error checking and produces no output, thus allowing end users
> complete control over any information printed out and over what
> constitutes an error.
>
> Signed-off-by: Mark Levedahl <mlevedahl@gmail.com>