RE: [PATCH 1/1] perf beauty: Don't use 'find ... -printf' as it isn't available in busybox

[David Laight]

...
>  # Create list of architectures that have a specific errno.h.
>  archlist=""
> -for arch in $(find $toolsdir/arch -maxdepth 1 -mindepth 1 -type d -printf "%f\n" | sort -r); do
> +for arch in $(find $toolsdir/arch -maxdepth 1 -mindepth 1 -type d | while read arch ; do basename
> $arch ; done | sort -r); do
>  	test -f $toolsdir/arch/$arch/include/uapi/asm/errno.h && archlist="$archlist $arch"
>  done

Jeepers ...
Does this work?
	for f in $toolsdir/arch/*/include/uapi/asm/errno.h; do
		[ ! -f $f ] && break
		d=${f%/include/uapi/asm/errno.h}
		archlist="${d##*/} $archlist"
	done
No fork()s or exec()s.
I think it only differs in having a trailing space instead of a leading one.

	David

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