Hi Stephen,
I am no sure only supporting bash is acceptable or not. Any impact to freebsd?
We should seek wider opinions about this.
I did not meet your problem, either bash or dash, what's your shell?
Best Regards,
Gavin
> -----Original Message-----
> From: Stephen Hemminger <step...@networkplumber.org>
> Sent: Saturday, August 4, 2018 6:17 AM
> To: Gavin Hu <gavin...@arm.com>
> Cc: dev@dpdk.org; Honnappa Nagarahalli
> <honnappa.nagaraha...@arm.com>; sta...@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH] devtools: trap SIGINT is not recognizable to
> dash
>
> On Wed, 1 Aug 2018 13:22:57 +0800
> Gavin Hu <gavin...@arm.com> wrote:
>
> > When running checkpatch.sh, it generates the following error on some
> > linux distributions(like Debian) with Dash as the default shell
> > interpreter.
> > trap: SIGINT: bad trap
> >
> > The fix is to replace SIGINT with INT signal, it works for both bash
> > and dash.
> >
> > Fixes: 4bec48184e ("devtools: add checks for ABI symbol addition")
> > Cc: sta...@dpdk.org
> >
> > Signed-off-by: Gavin Hu <gavin...@arm.com>
> > Reviewed-by: Honnappa Nagarahalli <honnappa.nagaraha...@amr.com>
> > ---
> > devtools/checkpatches.sh | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/devtools/checkpatches.sh b/devtools/checkpatches.sh index
> > 2509269df..ba795ad1d 100755
> > --- a/devtools/checkpatches.sh
> > +++ b/devtools/checkpatches.sh
> > @@ -29,7 +29,7 @@ clean_tmp_files() {
> > fi
> > }
> >
> > -trap "clean_tmp_files" SIGINT
> > +trap "clean_tmp_files" INT
> >
> > print_usage () {
> > cat <<- END_OF_HELP
>
> This patch alone is not sufficient to make checkpatch run successfully
>
> ./devtools/checkpatches.sh: 52: read: Illegal option -d
>
> It looks like the -d flag to read is also a bash extension.
>
> I recommend changing both checkpatches.sh and check-symbol-changes to
> have #!/bin/bash
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