From: Junio C Hamano Date: Wed, 06 Feb 2008 20:54:01 GMT Subject: Re: [PATCH] allow setting GIT_WORK_TREE to "no work tree" Message-ID: <7v4pclvmae.fsf@gitster.siamese.dyndns.org> In-Reply-To: <20080206110131.GA4167@coredump.intra.peff.net> Jeff King writes: > On Wed, Feb 06, 2008 at 11:42:15AM +0100, Johannes Sixt wrote: > >> > The special value is a blank GIT_WORK_TREE; it could be any >> > value, but this should not conflict with any user values >> > (and as a bonus, you can now tell git "I don't have a work >> > tree" with "GIT_WORK_TREE= git", though I suspect the use >> > case for that is limited). >> >> Hrm. Unfortunately, on Windows there is no such thing as an empty >> environment string. setenv(x, "") *removes* the environment variable. > > Bleh. Maybe "GIT_WORK_TREE=:"? It doesn't make sense by itself since we > don't try to execute the contents of GIT_WORK_TREE, but it's unlikely to > be used by a user, and I believe there was recent talk of making > "GIT_EDITOR=:" work. > > The other option is setting > > GIT_MAGICALLY_SET_GIT_DIR_SO_DONT_ACT_LIKE_THE_USER_DID=1 > > but I was hoping to avoid that. Yuck. Let's then try your original (slightly redundant) one.