[OE-core] [PATCH 1/1] image_types.bbclass: remove the obsolete images

[Paul Eggleton]

On Tuesday 07 May 2013 18:26:59 Robert Yang wrote:
> Remove the obsolete image before the new one generated to save disk
> space when RM_OBSOLETE_IMAGE is set to 1, this is an easy way to keep
> the DEPLOY_DIR_IMAGE clean.
> 
> [YOCTO #4391]
> 
> Signed-off-by: Robert Yang <liezhi.yang at windriver.com>
> ---
>  meta/classes/image_types.bbclass     | 6 +++++-
>  meta/conf/local.conf.sample.extended | 3 +++
>  2 files changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/meta/classes/image_types.bbclass
> b/meta/classes/image_types.bbclass index 94837ae..27f232e 100644
> --- a/meta/classes/image_types.bbclass
> +++ b/meta/classes/image_types.bbclass
> @@ -51,7 +51,11 @@ def get_imagecmds(d):
>          types.remove("live")
> 
>      if d.getVar('IMAGE_LINK_NAME', True):
> -        cmds += "\trm -f ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}.*"
> +        if d.getVar('RM_OBSOLETE_IMAGE', True) == "1":
> +            # Remove the obsolete image
> +            cmds += "\trm -f `find ${DEPLOY_DIR_IMAGE} -maxdepth 1 -type l
> -name ${IMAGE_LINK_NAME}'.*' -exec readlink -f {} \;`" +        # Remove
> the symlink
> +        cmds += "\n\trm -f ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}.*"
> 
>      for type in types:
>          ccmd = []
> diff --git a/meta/conf/local.conf.sample.extended
> b/meta/conf/local.conf.sample.extended index 1d1a8ec..efe0804 100644
> --- a/meta/conf/local.conf.sample.extended
> +++ b/meta/conf/local.conf.sample.extended
> @@ -207,3 +207,6 @@
>  #ARCHIVER_MODE[filter] ?= "no"
>  #ARCHIVER_CLASS = "${@'archive-${ARCHIVER_MODE}-source' if ARCHIVER_MODE !=
> 'none' else ''}" #INHERIT += "${ARCHIVER_CLASS}"
> +
> +# Remove the obsolete image before the new one generated to save disk space
> +#RM_OBSOLETE_IMAGE = "1"

Rather than "obsolete" I would have said "old" would be the preferred 
terminology here, i.e. RM_OLD_IMAGE.

Cheers,
Paul

-- 

Paul Eggleton
Intel Open Source Technology Centre