Show `$GIT_DIR` if defined else show the path to the .git directory.
--is-inside-git-dir::
- Return "true" if we are in the git directory, otherwise "false".
- Some commands require to be run in a working directory.
+ When the current working directory is below the repository
+ directory print "true", otherwise "false".
+
+--is-inside-work-tree::
+ When the current working directory is inside the work tree of the
+ repository print "true", otherwise "false".
+
+--is-bare-repository::
+ When the repository is bare print "true", otherwise "false".
--short, --short=number::
Instead of outputting the full SHA1 values of object names try to