kernel-srpm-macros/brp-kmod-restore-perms

#! /bin/bash -efu

## A counterpart of brp-kmod-set-exec-bits that restores original kmod
## file permissions

# If using normal root, avoid changing anything.
[ -n "$RPM_BUILD_ROOT" -a "$RPM_BUILD_ROOT" != "/" ] || exit 0

# Checking for required programs
which chmod >/dev/null || exit 0

[ -r "$RPM_BUILD_ROOT/kmod-permissions.list" ] || exit 0

while read perm path; do
	[ -n "$perm" ] || continue

	# Account for possible kernel module compression
	[ -e "$RPM_BUILD_ROOT/$path" ] || {
		[ \! -e "$RPM_BUILD_ROOT/$path.gz"  ] || path="$path.gz"
		[ \! -e "$RPM_BUILD_ROOT/$path.bz2" ] || path="$path.bz2"
		[ \! -e "$RPM_BUILD_ROOT/$path.xz"  ] || path="$path.xz"
		[ \! -e "$RPM_BUILD_ROOT/$path.zst" ] || path="$path.zst"
	}

	chmod "$perm" "$RPM_BUILD_ROOT/$path"
done < "$RPM_BUILD_ROOT/kmod-permissions.list"

rm -f "$RPM_BUILD_ROOT/kmod-permissions.list"