Android客制化adb shell进去后显示shell@xxx的标识

: ${TERM:=vt100} ${HOME:=/data} ${MKSH:=/system/bin/sh} ${HOSTNAME:=android}: ${SHELL:=$MKSH} ${USER:=$(typeset x=$(id); x=${x#*/(}; print -r -- ${x%%/)*})}if (( USER_ID )); then PS1='$'; else PS1='#'; fi

: ${TERM:=vt100} ${HOME:=/data} ${MKSH:=/system/bin/sh} ${HOSTNAME:=$(getprop ro.product.device)}: ${SHELL:=$MKSH} ${USER:=$(typeset x=$(id); x=${x#*/(}; print -r -- ${x%%/)*})} ${HOSTNAME:=android}

: ${HOME:=/data}: ${HOSTNAME:=$(getprop ro.product.device)}: ${HOSTNAME:=android}: ${MKSH:=/system/bin/sh}: ${SHELL:=$MKSH}: ${TERM:=xterm}: ${TMPDIR:=/data/local/tmp}: ${USER:=$(id -un)}