git.txt: add missing info about --git-dir command-line option

Unlike other environment variables (e.g. GIT_WORK_TREE,	GIT_NAMESPACE),
the Documentation/git.txt file did not mention that the GIT_DIR
environment variable can also be set using the --git-dir command line
option.

Signed-off-by: Manlio Perillo <manlio.perillo@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Manlio Perillo 2012-12-13 18:57:19 +01:00 committed by Junio C Hamano
parent 50b03b04c0
commit 75940a001a

View File

@ -650,6 +650,7 @@ git so take care if using Cogito etc.
If the 'GIT_DIR' environment variable is set then it
specifies a path to use instead of the default `.git`
for the base of the repository.
The '--git-dir' command-line option also sets this value.
'GIT_WORK_TREE'::
Set the path to the working tree. The value will not be