[PATCH] utilities: kernelscan.sh: Check that the file exists

[Keng-Yu Lin]

On Tue, Nov 6, 2012 at 12:53 PM, Colin King <colin.king at canonical.com> wrote:
> From: Colin Ian King <colin.king at canonical.com>
>
> kernelscan.sh makes assumptions about which files to scan and
> this can change over time because files get renamed or removed from
> the kernel. So add a check so see if the source exists before trying
> to scan it.
>
> Signed-off-by: Colin Ian King <colin.king at canonical.com>
> ---
>  src/utilities/kernelscan.sh |   14 +++++++++-----
>  1 file changed, 9 insertions(+), 5 deletions(-)
>
> diff --git a/src/utilities/kernelscan.sh b/src/utilities/kernelscan.sh
> index 529d9cc..fd0f662 100755
> --- a/src/utilities/kernelscan.sh
> +++ b/src/utilities/kernelscan.sh
> @@ -41,12 +41,16 @@ fi
>
>  scan_source_file()
>  {
> -       $KERNELSCAN < $1 -E | gcc -E $CONFIGS - | $KERNELSCAN -P > $TMP
> -       if [ $(stat -c%s $TMP) -gt 0 ]; then
> -               echo "Source: $1"
> -               cat $TMP
> +       if [ -f $1 ]; then
> +               $KERNELSCAN < $1 -E | gcc -E $CONFIGS - | $KERNELSCAN -P > $TMP
> +               if [ $(stat -c%s $TMP) -gt 0 ]; then
> +                       echo "Source: $1"
> +                       cat $TMP
> +               fi
> +               rm $TMP
> +       else
> +               echo "Source: $1 does not exist"
>         fi
> -       rm $TMP
>  }
>
>  scan_source_tree()
> --
> 1.7.10.4
>
Acked-by: Keng-Yu Lin <kengyu at canonical.com>