dropbear: don't create invalid symlinks if ssh, scp, etc are disabled

(From OE-Core rev: 703e3faaec8c5a22fe3bc9a2a040c960862136c7)

Signed-off-by: Andre McCurdy <armccurdy@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-core/dropbear/dropbear.inc

@@ -70,8 +70,13 @@ do_install() {
 	install -m 0644 ${WORKDIR}/dropbear.default ${D}${sysconfdir}/default/dropbear
 
 	install -m 0755 dropbearmulti ${D}${sbindir}/
-	ln -s ${sbindir}/dropbearmulti ${D}${bindir}/dbclient
 
+	for i in ${BINCOMMANDS}
+	do
+		# ssh and scp symlinks are created by update-alternatives
+		if [ $i = ssh ] || [ $i = scp ]; then continue; fi
+		ln -s ${sbindir}/dropbearmulti ${D}${bindir}/$i
+	done
 	for i in ${SBINCOMMANDS}
 	do
 		ln -s ./dropbearmulti ${D}${sbindir}/$i
@@ -101,7 +106,7 @@ do_install() {
 inherit update-alternatives
 
 ALTERNATIVE_PRIORITY = "20"
-ALTERNATIVE_${PN} = "scp ssh"
+ALTERNATIVE_${PN} = "${@bb.utils.filter('BINCOMMANDS', 'scp ssh', d)}"
 
 ALTERNATIVE_TARGET = "${sbindir}/dropbearmulti"
 
@@ -113,3 +118,5 @@ pkg_postrm_append_${PN} () {
         rm ${sysconfdir}/dropbear/dropbear_dss_host_key
   fi
 }
+
+FILES_${PN} += "${bindir}"