base-files: profile: Do not assume that the tty command exists

This avoids the following error when logging in to a host that does
not have the tty command:

-sh: tty: not found

Reported-by: Cristian Ionescu-Idbohrn <cristian.ionescu-idbohrn@axis.com>
(From OE-Core rev: e77cdb761169e404556487ac650dc562000da406)

Signed-off-by: Peter Kjellerstedt <peter.kjellerstedt@axis.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-core/base-files/base-files/profile

@@ -22,12 +22,12 @@ if [ -d /etc/profile.d ]; then
 	unset i
 fi
 
-if [ -x /usr/bin/resize ] && termpath="`tty`"; then
+if command -v resize >/dev/null && command -v tty >/dev/null; then
 	# Make sure we are on a serial console (i.e. the device used starts with
 	# /dev/tty[A-z]), otherwise we confuse e.g. the eclipse launcher which
 	# tries do use ssh
-	case "$termpath" in
-		/dev/tty[A-z]*) resize >/dev/null
+	case $(tty) in
+		/dev/tty[A-z]*) resize >/dev/null;;
 	esac
 fi
 

meta/recipes-core/base-files/base-files_3.0.14.bb

@@ -128,10 +128,6 @@ do_install () {
 	install -m 0644 ${WORKDIR}/host.conf ${D}${sysconfdir}/host.conf
 	install -m 0644 ${WORKDIR}/motd ${D}${sysconfdir}/motd
 
-	if [ "/usr/bin" != "${bindir}" ]; then
-		sed -i "s,/usr/bin/resize,${bindir}/resize," ${D}${sysconfdir}/profile
-	fi
-
 	ln -sf /proc/mounts ${D}${sysconfdir}/mtab
 }