[OpenWrt-Devel] [PATCH v3] ramips: replace backticks by $(...)

[Adrian Schmutzler]

This replaces deprecated backticks by more versatile $(...) syntax.

While at it, remove some useless cat commands and deprecated
egrep commands.

Signed-off-by: Adrian Schmutzler <freifunk at adrianschmutzler.de>

---

v3: rebase
---
 target/linux/ramips/base-files/etc/board.d/02_network       | 6 +++---
 .../base-files/lib/preinit/07_set_preinit_iface_ramips      | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/target/linux/ramips/base-files/etc/board.d/02_network b/target/linux/ramips/base-files/etc/board.d/02_network
index 7ecc11b37b..63644331e5 100755
--- a/target/linux/ramips/base-files/etc/board.d/02_network
+++ b/target/linux/ramips/base-files/etc/board.d/02_network
@@ -14,10 +14,10 @@ ramips_setup_rt3x5x_vlans()
 	local wanports=""
 	local lanports=""
 	for port in 5 4 3 2 1 0; do
-		if [ `swconfig dev rt305x port $port get disable` = "1" ]; then
+		if [ "$(swconfig dev rt305x port $port get disable)" = "1" ]; then
 			continue
 		fi
-		if [ `swconfig dev rt305x port $port get lan` = "0" ]; then
+		if [ "$(swconfig dev rt305x port $port get lan)" = "0" ]; then
 			wanports="$port:wan $wanports"
 		else
 			lanports="$port:lan $lanports"
@@ -503,7 +503,7 @@ ramips_setup_interfaces()
 			"0:lan" "1:lan" "2:lan" "3:lan" "4:wan" "7t at eth0"
 		;;
 	*)
-		RT3X5X=`cat /proc/cpuinfo | egrep "(RT3.5|RT5350)"`
+		RT3X5X=$(grep -E "(RT3.5|RT5350)" /proc/cpuinfo)
 		if [ -n "${RT3X5X}" ]; then
 			ramips_setup_rt3x5x_vlans
 		else
diff --git a/target/linux/ramips/base-files/lib/preinit/07_set_preinit_iface_ramips b/target/linux/ramips/base-files/lib/preinit/07_set_preinit_iface_ramips
index a395956d04..003a4dda7b 100644
--- a/target/linux/ramips/base-files/lib/preinit/07_set_preinit_iface_ramips
+++ b/target/linux/ramips/base-files/lib/preinit/07_set_preinit_iface_ramips
@@ -4,7 +4,7 @@
 #
 
 ramips_set_preinit_iface() {
-	RT3X5X=`cat /proc/cpuinfo | egrep "(RT3.5|RT5350|MT7628|MT7688|MT7620|MT7621)"`
+	RT3X5X=$(grep -E "(RT3.5|RT5350|MT7628|MT7688|MT7620|MT7621)" /proc/cpuinfo)
 
 	if [ -n "${RT3X5X}" ]; then
 		# The ethernet switch driver enables VLAN by default, but
-- 
2.20.1


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