On Wed, Oct 25, 2017 at 9:55 PM, Masahiro Yamada
<yamada.masahiro@xxxxxxxxxxxxx> wrote:
> If you run coccicheck with V=1 and COCCI=, you will see a strange
> path to the semantic patch file. For example, run the following:
>
> $ make V=1 COCCI=scripts/coccinelle/free/kfree.cocci coccicheck
> [ snip ]
> The semantic patch that makes this report is available
> in scriptcoccinelle/free/kfree.cocci.
>
> Notice "s/" was dropped from "scripts/coccinelle/free/kfree.cocci".
>
> When running coccicheck without O=, $srctree is expanded to ".", which
> represents one arbitrary character in the regular expression. Using
> sed is not a good choice here. Strip $srctree/ simply without sed.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
> ---
>
> scripts/coccicheck | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/coccicheck b/scripts/coccicheck
> index 1bfa2d2..9d18662 100755
> --- a/scripts/coccicheck
> +++ b/scripts/coccicheck
> @@ -186,7 +186,7 @@ coccinelle () {
>
> if [ $VERBOSE -ne 0 -a $ONLINE -eq 0 ] ; then
>
> - FILE=`echo $COCCI | sed "s|$srctree/||"`
> + FILE=${COCCI#$srctree/}
[jim@krebstar linux-rc]$ make CONFIG_SHELL=dash V=1
COCCI=scripts/coccinelle/free/kfree.cocci coccicheck
dash ./scripts/coccicheck
./scripts/coccicheck: 63: ./scripts/coccicheck: Bad substitution
make: *** [Makefile:1585: coccicheck] Error 2
--
Jim
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