[OE-core] [PATCH] perf: Correct the substitution of python shebangs

[Scott Branden]

Thank you - works for me.  I've been waiting for a fix!

On 2020-02-13 10:38 a.m., zhe.he at windriver.com wrote:
> From: He Zhe <zhe.he at windriver.com>
>
> To make the native python3 are always used,
>
> - Move the substitution of /usr/bin/python3 to first, otherwise the
>    possible original /usr/bin/python3 would be changed to
>    /usr/bin/env python33.
> - Add substitution for ${S}/scripts/
>
> Signed-off-by: He Zhe <zhe.he at windriver.com>
Tested-by: Scott Branden <scott.branden at broadcom.com>
> ---
>   meta/recipes-kernel/perf/perf.bb | 7 +++++++
>   1 file changed, 7 insertions(+)
>
> diff --git a/meta/recipes-kernel/perf/perf.bb b/meta/recipes-kernel/perf/perf.bb
> index 6d1b066..14a9090 100644
> --- a/meta/recipes-kernel/perf/perf.bb
> +++ b/meta/recipes-kernel/perf/perf.bb
> @@ -240,10 +240,17 @@ do_configure_prepend () {
>   
>       # use /usr/bin/env instead of version specific python
>       for s in `find ${S}/tools/perf/ -name '*.py'`; do
> +        sed -i 's,/usr/bin/python3,/usr/bin/env python3,' "${s}"
>           sed -i 's,/usr/bin/python,/usr/bin/env python3,' "${s}"
>           sed -i 's,/usr/bin/python2,/usr/bin/env python3,' "${s}"
>           sed -i 's,/usr/bin/env python2,/usr/bin/env python3,' "${s}"
> +    done
> +
> +    for s in `find ${S}/scripts/ -name '*.py'`; do
>           sed -i 's,/usr/bin/python3,/usr/bin/env python3,' "${s}"
> +        sed -i 's,/usr/bin/python,/usr/bin/env python3,' "${s}"
> +        sed -i 's,/usr/bin/python2,/usr/bin/env python3,' "${s}"
> +        sed -i 's,/usr/bin/env python2,/usr/bin/env python3,' "${s}"
>       done
>   
>       # unistd.h can be out of sync between libc-headers and the captured version in the perf source