Re: [PATCH] devtools: fix invalid config check when building tags

[Jerin Jacob Kollanukkaran <jerinj@marvell.com>]

On Wed, 2019-03-13 at 15:09 +0000, Bruce Richardson wrote:
> The check for a valid configuration in build-tags.sh relied on the
> output
> of "make showconfig" rather than checking directly for a config file
> of
> that name. This broke when as part of the rename of the
> linuxapp/bsdapp
> configs to just linux/freebsd, as we stopped advertising the old
> names
> even if they worked. Changing the code to just look for the config
> file by name fixes this issue while shortening the code too.
> 
> Fixes: 218c4e68c1d9 ("mk: use linux and freebsd in config names")
> Fixes: aafaea3d3b70 ("devtools: add tags and cscope index
> generation")
> 
> Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>


Acked-by: Jerin Jacob <jerinj@marvell.com>

> ---
>  devtools/build-tags.sh | 9 +--------
>  1 file changed, 1 insertion(+), 8 deletions(-)
> 
> diff --git a/devtools/build-tags.sh b/devtools/build-tags.sh
> index 753e4c23c..d395da47e 100755
> --- a/devtools/build-tags.sh
> +++ b/devtools/build-tags.sh
> @@ -129,14 +129,7 @@ ppc_64_sources()
>  
>  check_valid_target()
>  {
> -	cfgfound=false
> -	allconfigs=$(make showconfigs)
> -	for cfg in $allconfigs ; do
> -		if [ "$cfg" = "$1" ] ; then
> -			cfgfound=true
> -		fi
> -	done
> -	if ! $cfgfound ; then
> +	if [ ! -f "config/defconfig_$1" ] ; then
>  		echo "Invalid config: $1"
>  		print_usage
>  		exit 0