shadow: use u-a for su

Use alternatives mechanism to prevent confliction of attempted
installing su binary among busybox, shadow and util-linux.

[YOCTO #4926]

(From OE-Core rev: 8d509edcd874e8d43b6fb6c4701c450edbbdef87)

Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/meta/recipes-extended/shadow/shadow_4.1.4.3.bb b/meta/recipes-extended/shadow/shadow_4.1.4.3.bb
index caf24c06af..173da3b0f0 100644
--- a/meta/recipes-extended/shadow/shadow_4.1.4.3.bb
+++ b/meta/recipes-extended/shadow/shadow_4.1.4.3.bb
@@ -119,11 +119,12 @@ inherit update-alternatives
 
 ALTERNATIVE_PRIORITY = "200"
 
-ALTERNATIVE_${PN} = "passwd chfn newgrp chsh groups chpasswd login vipw vigr"
+ALTERNATIVE_${PN} = "passwd chfn newgrp chsh groups chpasswd login vipw vigr su"
 ALTERNATIVE_LINK_NAME[chpasswd] = "${sbindir}/chpasswd"
 ALTERNATIVE_LINK_NAME[login] = "${base_bindir}/login"
 ALTERNATIVE_LINK_NAME[vipw] = "${base_sbindir}/vipw"
 ALTERNATIVE_LINK_NAME[vigr] = "${base_sbindir}/vigr"
+ALTERNATIVE_LINK_NAME[su] = "${bindir}/su"
 
 pkg_postinst_${PN} () {
         if [ "x$D" != "x" ]; then