Re: [PATCH] scripts: decodecode: use /bin/bash

From: Randy Dunlap
Date: Thu Jun 03 2010 - 14:27:47 EST


On Thu, 3 Jun 2010 22:48:12 +0530 Rabin Vincent wrote:

> On Thu, Jun 03, 2010 at 09:24:58AM -0700, Randy Dunlap wrote:
> > On Thu, 3 Jun 2010 21:44:46 +0530 Rabin Vincent wrote:
> >
> > > 5358db ("scripts: add ARM support to decodecode") added a few bashims to
> > > the decodecode script, so explicitly ask for bash.
> > >
> > > Signed-off-by: Rabin Vincent <rabin@xxxxxx>
> > > ---
> > > Alternatively, I have a patch to remove the bashisms, if that's preferred.
> >
> > Yes, that's what we usually prefer to do.
> > Please post it.
>
> Here it is:

Works for me. Thanks.


> From f729122bcd237f32c9f667e5644c6114ddc795af Mon Sep 17 00:00:00 2001
> From: Rabin Vincent <rabin@xxxxxx>
> Date: Thu, 3 Jun 2010 21:33:46 +0530
> Subject: [PATCH] scripts: decodecode: remove bashisms
>
> Remove bashisms to make scripts/decodecode work with other shells.
>
> Signed-off-by: Rabin Vincent <rabin@xxxxxx>
> ---
> scripts/decodecode | 10 +++++-----
> 1 files changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/scripts/decodecode b/scripts/decodecode
> index 8b30cc3..18ba881 100755
> --- a/scripts/decodecode
> +++ b/scripts/decodecode
> @@ -40,7 +40,7 @@ echo $code
> code=`echo $code | sed -e 's/.*Code: //'`
>
> width=`expr index "$code" ' '`
> -width=$[($width-1)/2]
> +width=$((($width-1)/2))
> case $width in
> 1) type=byte ;;
> 2) type=2byte ;;
> @@ -48,10 +48,10 @@ case $width in
> esac
>
> disas() {
> - ${CROSS_COMPILE}as $AFLAGS -o $1.o $1.s &> /dev/null
> + ${CROSS_COMPILE}as $AFLAGS -o $1.o $1.s > /dev/null 2>&1
>
> - if [ "$ARCH" == "arm" ]; then
> - if [ $width == 2 ]; then
> + if [ "$ARCH" = "arm" ]; then
> + if [ $width -eq 2 ]; then
> OBJDUMPFLAGS="-M force-thumb"
> fi
>
> @@ -59,7 +59,7 @@ disas() {
> fi
>
> ${CROSS_COMPILE}objdump $OBJDUMPFLAGS -S $1.o | \
> - grep -v "/tmp\|Disassembly\|\.text\|^$" &> $1.dis
> + grep -v "/tmp\|Disassembly\|\.text\|^$" > $1.dis 2>&1
> }
>
> marker=`expr index "$code" "\<"`
> --
> 1.7.1
>
> --
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---
~Randy
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