busybox: rework debug shell systemd service scripts

Signed-off-by: Stephan Raue <stephan@openelec.tv>

packages/sysutils/busybox/profile.d/02-shell.conf

@@ -23,7 +23,7 @@
 # evironment variables that are not user defined.
 ################################################################################
 
-PS1="\[\033]0;\h: \w\007\]\[\e[1;32m\]\h\[\e[1;32m\]:\[\e[1;34m\]\w \[\e[0m\]\\$ "
+PS1="\[\e[1;32m\]\h\[\e[1;32m\]:\[\e[1;34m\]\w \[\e[0m\]\\$ "
 export PS1
 
 case "$TERM" in

packages/sysutils/busybox/system.d/debug-shell.service

@@ -1,19 +1,24 @@
 [Unit]
 Description=Debug Shell
+DefaultDependencies=false
+
 ConditionKernelCommandLine=debugging
 
 [Service]
-Environment=HOME=/storage TERM=linux
+Environment=TTY=3
 WorkingDirectory=/storage
-ExecStart=/sbin/getty -n 38400 tty3
+ExecStart=/bin/sh -c '. /etc/profile; exec /bin/sh'
+
 Restart=always
 RestartSec=0
-TimeoutSec=0
+StandardInput=tty
+TTYPath=/dev/tty3
+TTYReset=yes
+TTYVHangup=yes
 KillMode=process
-
-# Some login implementations ignore SIGTERM, so we send SIGHUP
-# instead, to ensure that login terminates cleanly.
+IgnoreSIGPIPE=no
+# bash ignores SIGTERM
 KillSignal=SIGHUP
 
 [Install]
-WantedBy=multi-user.target
+WantedBy=basic.target