rename our /bin/login script to /bin/login.sh to avoid collisions with busybox -...

[openwrt.git] / package / base-files / files / etc / preinit

diff --git a/package/base-files/files/etc/preinit b/package/base-files/files/etc/preinit
index 810558c..7644383 100755 (executable)
--- a/package/base-files/files/etc/preinit
+++ b/package/base-files/files/etc/preinit
@@ -11,7 +11,7 @@ failsafe() {
        [ -n "$ifname" ] && grep "$ifname" /proc/net/dev >/dev/null && {
                failsafe_ip
                netmsg 192.168.1.255 "Entering Failsafe!"
-               telnetd -l /bin/login <> /dev/null 2>&1
+               telnetd -l /bin/login.sh <> /dev/null 2>&1
        }
        lock /tmp/.failsafe
        ash --login
@@ -20,7 +20,7 @@ failsafe() {
 mount proc /proc -t proc
 mount sysfs /sys -t sysfs
 
-size=$(awk '/MemTotal:/ {l=5242880;mt=($2*1024);print((s=mt/2)<l)?mt-l:s}' /proc/meminfo)
+size=$(awk '/MemTotal:/ {l=5242880;mt=($2*1024);print((s=mt/2)<l)&&(mt>l)?mt-l:s}' /proc/meminfo)
 mount tmpfs /tmp -t tmpfs -o size=$size,nosuid,nodev,mode=1777
 
 if grep devfs /proc/filesystems > /dev/null; then
@@ -32,13 +32,8 @@ if grep devfs /proc/filesystems > /dev/null; then
 elif [ -x /sbin/hotplug2 ]; then
        mount -t tmpfs tmpfs /dev -o size=512K
        mknod /dev/console c 5 1
-       if [ -n "$INITRAMFS" ]; then
-               /sbin/hotplug2 --coldplug --no-persistent --max_children 1
-               /sbin/hotplug2 --persistent --max_children 1 &
-       else
-               /sbin/hotplug2 --coldplug --set-rules-file /etc/hotplug2-init.rules
-               /sbin/hotplug2 --no-coldplug --persistent --set-rules-file /etc/hotplug2-init.rules &
-       fi
+       /sbin/hotplug2 --coldplug --set-rules-file /etc/hotplug2-init.rules
+       /sbin/hotplug2 --no-coldplug --persistent --set-rules-file /etc/hotplug2-init.rules &
        M0=/dev/ptmx
        M1=/dev/ptmx
        HOTPLUG=
@@ -67,10 +62,13 @@ dd if=/dev/console of=/dev/null bs=1 count=0 >/dev/null 2>/dev/null && {
 exec <$M0 >$M1 2>&0
 
 echo "- preinit -"
+echo "Press CTRL-C for failsafe"
+trap 'FAILSAFE=true' INT
 trap 'FAILSAFE=true' USR1
 [ -e /etc/preinit.arch ] && . /etc/preinit.arch
 set_state preinit
 echo "$HOTPLUG" > /proc/sys/kernel/hotplug
+export FAILSAFE
 eval ${FAILSAFE:+failsafe}
 lock -w /tmp/.failsafe