On Wed, Jun 05, 2024 at 01:58:09PM -0400, Richard Acayan wrote:
> In commit b18b047002b7 ("kbuild: change scripts/mksysmap into sed
> script"), the mksysmap script was transformed into a sed script,
> made directly executable with "#!/bin/sed -f". Apparently, the path to
> sed is different on NixOS.
>
> The shebang can't use the env command, otherwise the "sed -f" command
> would be treated as a single argument. This can be solved with the -S
> flag, but that is a GNU extension. Explicitly use sed instead of relying
> on the executable shebang to fix NixOS builds without breaking build
> environments using Busybox.
>
> Fixes: b18b047002b7 ("kbuild: change scripts/mksysmap into sed script")
> Signed-off-by: Richard Acayan <mailingradian@xxxxxxxxx>
Reviewed-by: Nathan Chancellor <nathan@xxxxxxxxxx>
> ---
> scripts/link-vmlinux.sh | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
> index 46ce5d04dbeb..518c70b8db50 100755
> --- a/scripts/link-vmlinux.sh
> +++ b/scripts/link-vmlinux.sh
> @@ -193,7 +193,7 @@ kallsyms_step()
> mksysmap()
> {
> info NM ${2}
> - ${NM} -n "${1}" | "${srctree}/scripts/mksysmap" > "${2}"
> + ${NM} -n "${1}" | sed -f "${srctree}/scripts/mksysmap" > "${2}"
> }
>
> sorttable()
> --
> 2.45.2
>
