X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=scripts%2Flive-bottom%2F15autologin;h=2758c95ac39e5b33a4e4bcfd18ce0c2062b2ddb2;hb=1bad81c0450e84a94dc1d5f4ead9886f15749b80;hp=3f85d501547bcb974d2f14f16ad6d5e976ecd6df;hpb=88dea2ac418e83dab5be51632d7c2687c0f809d7;p=live-boot-grml.git

diff --git a/scripts/live-bottom/15autologin b/scripts/live-bottom/15autologin
index 3f85d50..2758c95 100755
--- a/scripts/live-bottom/15autologin
+++ b/scripts/live-bottom/15autologin
@@ -57,16 +57,24 @@ then
 	${GDMCONF}
 elif [ -d /root/etc/gdm3 ]
 then
-
-cat > /root/etc/gdm3/custom.conf << EOF
-[daemon]
-AutomaticLoginEnable=true
-AutomaticLogin=$USERNAME
-TimedLoginEnable=true
-TimedLogin=$USERNAME
-TimedLoginDelay=10
-EOF
-
+	GDMCustomFile=/root/etc/gdm3/custom.conf
+	AutologinParameters="AutomaticLoginEnable=true\n\
+AutomaticLogin=$USERNAME\n\
+TimedLoginEnable=true\n\
+TimedLogin=$USERNAME\n\
+TimedLoginDelay=10"
+
+	# Prevent from updating if parameters already present (persistent usb
+	# key)
+	if ! $(grep -qs 'AutomaticLoginEnable' $GDMCustomFile)
+	then
+		if $(grep -qs '\[daemon\]' $GDMCustomFile)
+		then
+			sed -i "s/\[daemon\]/\[daemon\]\n$AutologinParameters/" $GDMCustomFile
+		else
+			echo -e "[daemon]\n$AutologinParameters" >> $GDMCustomFile
+		fi
+	fi
 fi
 
 if [ -d /root/etc/default/kdm.d/ ]