[Intel-gfx] [PATCH 05/10] dim: support git worktree for aux checkouts

Jani Nikula jani.nikula at linux.intel.com
Tue Oct 18 13:38:37 UTC 2016


On Tue, 18 Oct 2016, Daniel Vetter <daniel.vetter at ffwll.ch> wrote:
> If available by default. This saves quite a pile of disk-space that
> imo making it the default is justified.
>
> Note that this will break the rebuild-nightly script for now,
> follow-up patches will fix that.
>
> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
> ---
>  dim | 23 ++++++++++++++++-------
>  1 file changed, 16 insertions(+), 7 deletions(-)
>
> diff --git a/dim b/dim
> index 90eb553c6575..80baf24e4ad7 100755
> --- a/dim
> +++ b/dim
> @@ -1072,15 +1072,24 @@ function setup_aux_checkout # name remote
>  	echo "Setting up $dir ..."
>  
>  	if [ ! -d $dir ]; then
> -		git clone --reference=$DIM_PREFIX/$DIM_DRM_INTEL/.git $remote_url $dir
> -		cd $dir
> -		git config remote.origin.url $remote_url
> -		echo "$DIM_PREFIX/$DIM_DRM_INTEL/.git/objects" > .git/objects/info/alternates
> -		git repack -a -d -l
> -		remote=origin
> +		if git help worktree &> /dev/null ; then
> +			cd $DIM_PREFIX/$DIM_DRM_INTEL
> +			remote=`get_remote_name $remote_url`
> +			if ! git branch | grep $name > /dev/null ; then

The failure modes are annoying if there's a substring match for
$name. Unfortunately grep -w is no good if you need to handle "-" too.

> +				git branch --track $name $remote/$name
> +			fi
> +			git worktree add ../$dir $name
> +		else
> +			git clone --reference=$DIM_PREFIX/$DIM_DRM_INTEL/.git $remote_url $dir
> +			cd $dir
> +			git config remote.origin.url $remote_url
> +			echo "$DIM_PREFIX/$DIM_DRM_INTEL/.git/objects" > .git/objects/info/alternates
> +			git repack -a -d -l
> +			remote=origin
> +		fi
>  	else
>  		cd $dir
> -		remote=`get_remote_name $drm_intel_ssh`
> +		remote=`get_remote_name $remote_url`
>  	fi
>  	if ! git branch | grep $name > /dev/null ; then
>  		git checkout -t $remote/$name

-- 
Jani Nikula, Intel Open Source Technology Center


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