From: Denis Osterland-Heim <Denis.Osterland@diehl.com>
Date: Thu, 12 Mar 2020 17:36:22 +0100
Subject: [PATCH] sh does not support array syntax

Remove NFS support, because it uses additional arrays and it is not
tested.

Signed-off-by: Denis Osterland-Heim <Denis.Osterland@diehl.com>
---
 linuxrc | 72 ++++++-----------------------------------------------------------
 1 file changed, 6 insertions(+), 66 deletions(-)

diff --git a/linuxrc b/linuxrc
index 54bb8a2cbbd8..1f15e3cbdff3 100755
--- a/linuxrc
+++ b/linuxrc
@@ -16,20 +16,8 @@ last=0;
 
 UDC_DIR=/sys/class/udc
 
-function launch_dhcpd() {
-
-	touch -f /var/lib/misc/udhcpd.leases
-	echo start	168.1.1.50 > /conf
-	echo end	168.1.1.253 >> /conf
-	echo interface usb$1 	>>/conf
-
-	ifconfig usb$1 168.1.1.1
-	udhcpd /conf
-
-}
-
 function contains() {
-	for i in "${files[@]}"
+	for i in $files
 	do
 		if [ "$i" == "$1" ]; then
 			return 1;
@@ -45,7 +33,8 @@ function launch_uuc() {
 	echo 0x066F > idVendor
 
 	if [[ ${cmdline} == *nfsroot* ]]; then
-		echo 0x9CFF > idProduct
+		echo "unsupported"
+		exit 1
 	else
 		echo 0x9BFF > idProduct
 	fi
@@ -69,57 +58,8 @@ function launch_uuc() {
 	echo 0x40 > os_desc/b_vendor_code
 
 	if [[ ${cmdline} == *nfsroot* ]]; then
-		mkdir functions/ncm.1
-		ln -s functions/ncm.1 configs/c.1/
-#		mkdir functions/acm.1
-#		ln -s functions/acm.1 configs/c.1/
-		echo $1 > UDC
-
-		echo "Start config network"
-
-                ifconfig usb$2 up
-                while [ ! -e /find_one ]
-                do
-                        if [[ `ifconfig usb$2` == *inet6* ]]; then
-				break;
-			fi
-			sleep 1
-                done
-
-		if [ -e /find_one ]; then
-			exit 0
-		fi
-
-		touch /find_one
-
-		launch_dhcpd $2
-
-		remote=""
-		while [[ "$remote" == "" ]];
-		do
-			sleep 2
-			echo retry get remote ipaddress
-			ping6 -c2 -I usb$2 ff02::1
-
-			remote=`ip -6 neighbor show dev usb$2`
-			remote=(${remote})
-			remote=${remote[0]}
-		done
-
-                nfs=${cmdline#*nfsroot=}
-                nfs=($nfs)
-                nfs=${nfs[0]}
-
-		nfs=${nfs##*:}
-
-                echo ${remote} ${nfs}
-
-		mount -t nfs [${remote}%usb$2]:${nfsroot}/${nfs} /mnt/
-
-                cd /
-
-		touch /exit_scan
-
+		echo "unsuppored"
+		exit 1
 	else
 		mkdir functions/ffs.utp$2
 		mkdir /dev/usb-utp$2
@@ -161,7 +101,7 @@ if test "$(ls -A "$UDC_DIR")"; then
 	for entry in *
 	do
 		if contains $entry; then
-			files[$last]=$entry;
+			files="$files $entry";
 			id=$last;
 			last=`expr $last + 1`;
 			echo "Found New UDC: $entry";