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SubjectRe: [PATCH v3 3/5] m68k: add system call table generation support
Hi Finn,

On Tue, 2 Oct 2018 at 04:22, Finn Thain <fthain@telegraphics.com.au> wrote:
>
> On Mon, 1 Oct 2018, Firoz Khan wrote:
>
> > --- /dev/null
> > +++ b/arch/m68k/kernel/syscalls/syscallhdr.sh
> > @@ -0,0 +1,35 @@
> > +#!/bin/sh
>
> That's not accurate. These are bash scripts, not Bourne shell.
>
> If you run 'checkbashisms', you'll see that a few small changes are needed
> in order to gain standards compliance and portability.

Sure.

>
> Some untested suggestions:
>
> diff --git a/arch/m68k/kernel/syscalls/syscallhdr.sh b/arch/m68k/kernel/syscalls/syscallhdr.sh
> index e0e3108cfc7f..9811f82848e6 100644
> --- a/arch/m68k/kernel/syscalls/syscallhdr.sh
> +++ b/arch/m68k/kernel/syscalls/syscallhdr.sh
> @@ -18,17 +18,17 @@ grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | (
> nxt=0
> while read nr abi name entry ; do
> if [ -z "$offset" ]; then
> - echo -e "#define __NR_${prefix}${name}\t$nr"
> + echo "#define __NR_${prefix}${name} $nr"
> else
> - echo -e "#define __NR_${prefix}${name}\t($offset + $nr)"
> + echo "#define __NR_${prefix}${name} ($offset + $nr)"
> fi
> nxt=$nr
> - let nxt=nxt+1
> + nxt=$((nxt+1))
> done
>
> echo ""
> echo "#ifdef __KERNEL__"
> - echo -e "#define __NR_syscalls\t$nxt"
> + echo "#define __NR_syscalls $nxt"
> echo "#endif"
> echo ""
> echo "#endif /* ${fileguard} */"
> diff --git a/arch/m68k/kernel/syscalls/syscalltbl.sh b/arch/m68k/kernel/syscalls/syscalltbl.sh
> index d2635dea4e96..89ab047097ce 100644
> --- a/arch/m68k/kernel/syscalls/syscalltbl.sh
> +++ b/arch/m68k/kernel/syscalls/syscalltbl.sh
> @@ -13,7 +13,7 @@ emit() {
>
> while [ $nxt -lt $nr ]; do
> echo "__SYSCALL($nxt, sys_ni_syscall, )"
> - let nxt=nxt+1
> + nxt=$((nxt+1))
> done
>
> echo "__SYSCALL($nr, $entry, )"
> @@ -29,6 +29,6 @@ grep '^[0-9]' "$in" | sort -n | (
> while read nr abi name entry ; do
> emit $nxt $nr $entry
> nxt=$nr
> - let nxt=nxt+1
> + nxt=$((nxt+1))
> done
> ) > "$out"

Thanks for your comments! I'll have a look into it.

Firoz
>
> --

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