Re: [PATCH] git-sh-setup: Fail if the git directory was not found.

> Always use git-rev-parse to find a valid git directory, as
> git-repo-config no longer returns an error code if a git directory
> wasn't found.
>
> This fixes the message received when invoking certain commands
> implemented as shell scripts from outside of a git tree, so
> e.g. instead of receiving this:
> /home/rob/bin/git-fetch: line 89: /FETCH_HEAD: Permission denied
> We get this again:
> fatal: Not a git repository: '.git'
>
> Also, move the setting of GIT_OBJECT_DIRECTORY to outside of the
> non-subdir-ok case as it isn't specific to that case.
>
> Signed-off-by: Robert Shearman <rob@codeweavers.com>

>  git-sh-setup.sh |   12 +++---------
>  1 files changed, 3 insertions(+), 9 deletions(-)
>
> Hopefully this patch addresses the concerns of Junio and others by
> continuing to allow git-ls-remotes to work outside of a git repository.
> diff --git a/git-sh-setup.sh b/git-sh-setup.sh
> index d15747f..49f9e3b 100755
> --- a/git-sh-setup.sh
> +++ b/git-sh-setup.sh
> @@ -37,15 +37,9 @@ esac
>  
>  if [ -z "$SUBDIRECTORY_OK" ]
>  then
> -	: ${GIT_DIR=.git}
> -	: ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"}
> -
> -	# Make sure we are in a valid repository of a vintage we understand.
> -	GIT_DIR="$GIT_DIR" git repo-config --get core.nosuch >/dev/null
> -	if test $? = 128
> -	then
> -	    exit
> -	fi
> +	GIT_DIR=$(GIT_DIR=.git git-rev-parse --git-dir) || exit
>  else
>  	GIT_DIR=$(git-rev-parse --git-dir) || exit
>  fi
> +
> +GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"