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SubjectRe: [PATCH] coccinelle: grep Options and Requires fields more precisely


On Thu, 26 Oct 2017, Masahiro Yamada wrote:

> Currently, the required version for badzero.cocci is picked up from
> its "Comments:" line since it contains the word "Requires".
>
> Surprisingly, ld-version.sh can extract the version number from the
> string "Requires Coccinelle version 1.0.0-rc20 or later", but this
> expectation is fragile. Fix the .cocci file. I removed "-rc20"
> because ld-version.sh cannot handle it.

OK.

> Make the coccicheck script to see exact patterns for "Options:" and
> "Requires:" in order to avoid accidental matching to what just happens
> to appear in comment lines.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

Thanks for checking on this!

Acked-by: Julia Lawall <julia.lawall@lip6.fr>

> ---
>
> scripts/coccicheck | 4 ++--
> scripts/coccinelle/null/badzero.cocci | 2 +-
> 2 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/scripts/coccicheck b/scripts/coccicheck
> index 3e21a1b..1bfa2d2 100755
> --- a/scripts/coccicheck
> +++ b/scripts/coccicheck
> @@ -168,8 +168,8 @@ OPTIONS="$OPTIONS $SPFLAGS"
> coccinelle () {
> COCCI="$1"
>
> - OPT=`grep "Option" $COCCI | cut -d':' -f2`
> - REQ=`grep "Requires" $COCCI | cut -d':' -f2 | sed "s| ||"`
> + OPT=`grep "Options:" $COCCI | cut -d':' -f2`
> + REQ=`grep "Requires:" $COCCI | cut -d':' -f2 | sed "s| ||"`
> REQ_NUM=$(echo $REQ | ${DIR}/scripts/ld-version.sh)
> if [ "$REQ_NUM" != "0" ] ; then
> if [ "$SPATCH_VERSION_NUM" -lt "$REQ_NUM" ] ; then
> diff --git a/scripts/coccinelle/null/badzero.cocci b/scripts/coccinelle/null/badzero.cocci
> index 5551da2..f597c80 100644
> --- a/scripts/coccinelle/null/badzero.cocci
> +++ b/scripts/coccinelle/null/badzero.cocci
> @@ -10,7 +10,7 @@
> // Copyright: (C) 2012 Julia Lawall, INRIA/LIP6. GPLv2.
> // Copyright: (C) 2012 Gilles Muller, INRIA/LiP6. GPLv2.
> // URL: http://coccinelle.lip6.fr/
> -// Comments: Requires Coccinelle version 1.0.0-rc20 or later
> +// Requires: 1.0.0
> // Options:
>
> virtual patch
> --
> 2.7.4
>
>

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