On Sat, Mar 06, 2021 at 05:05:41PM -0300, Davidson Francis wrote:
> As described in the Coccinelle documentation (Documentation/dev-tools/
> coccinelle.rst), chain mode should try patch, report, context, and org
> modes until one of them succeed.
>
> It turns out that currently, the 'run_cmd_parmap' function, by failing
> to run $SPATCH, rather than returning an error code, kills the execution
> of the script by executing the exit command, rather than returning the
> error code.
>
> This way, when running coccicheck in chain mode, as in:
> $ make coccicheck MODE=chain
>
> the first .cocci file that does not support one of the virtual rules
> stops the execution of the makefile, rather than trying the remaining
> rules as specified in the documentation.
>
> Therefore, modify the coccicheck script to return the error code,
> rather than terminating the script. When returning the error code,
> it returns the same value obtained in run_cmd, instead of the
> generic value '1'.
>
> Signed-off-by: Davidson Francis <davidsond...@gmail.com>
> ---
> Changes in v2:
> * Use the same return value from run_cmd as the exit value
>
> scripts/coccicheck | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/scripts/coccicheck b/scripts/coccicheck
> index 65fee63aeadb..165701657c5a 100755
> --- a/scripts/coccicheck
> +++ b/scripts/coccicheck
> @@ -153,7 +153,7 @@ run_cmd_parmap() {
> err=$?
> if [[ $err -ne 0 ]]; then
> echo "coccicheck failed"
> - exit $err
> + return $err
> fi
> }
>
> @@ -251,14 +251,14 @@ coccinelle () {
> run_cmd $SPATCH -D context \
> $FLAGS --cocci-file $COCCI $OPT $OPTIONS || \
> run_cmd $SPATCH -D org \
> - $FLAGS --cocci-file $COCCI $OPT $OPTIONS --no-show-diff || exit
> 1
> + $FLAGS --cocci-file $COCCI $OPT $OPTIONS --no-show-diff || exit
> $?
> elif [ "$MODE" = "rep+ctxt" ] ; then
> run_cmd $SPATCH -D report \
> $FLAGS --cocci-file $COCCI $OPT $OPTIONS --no-show-diff && \
> run_cmd $SPATCH -D context \
> - $FLAGS --cocci-file $COCCI $OPT $OPTIONS || exit 1
> + $FLAGS --cocci-file $COCCI $OPT $OPTIONS || exit $?
> else
> - run_cmd $SPATCH -D $MODE $FLAGS --cocci-file $COCCI $OPT $OPTIONS ||
> exit 1
> + run_cmd $SPATCH -D $MODE $FLAGS --cocci-file $COCCI $OPT $OPTIONS ||
> exit $?
> fi
>
> }
> --
> 2.29.1
>
Ping for review.
Regards,
Davidson Francis.
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