Re: [PATCH] git-submodule add: Record branch name in .gitmodules

On Wed, Oct 24, 2012 at 02:12:18PM -0400, Phil Hord wrote:

+                                       VAR_NAME=$(printf '%s'
"$VAR_NAME" | tr A-Z a-z | sed -e 's/^[^a-z]/_/' -e 's/[^a-z0-9]/_/g')

Is there a reason why you use printf instead of echo?

Also, this sort of name cleaning should probably live in a new
function:

  clean_environment_variable()

or some such.  Is there a git-utility-functions.sh library hiding
somewhere in the source? ;)

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