开机能进入登陆窗口，输入密码切进不了桌面了。

# /etc/profile: This file contains system-wide defaults used by
# all Bourne (and related) shells.

# Set the values for some environment variables:
export MINICOM="-c on"
export MANPATH=/usr/local/man:/usr/man:/usr/X11R6/man
export HOSTNAME="`cat /etc/HOSTNAME`"
export LESSOPEN="|lesspipe.sh %s"
export LESS="-M"
export XMODIFIERS="@im=fcitx"

# If the user doesn't have a .inputrc, use the one in /etc.
if [ ! -r "$HOME/.inputrc" ]; then
 export INPUTRC=/etc/inputrc
fi

# Set the default system $PATH:
PATH="/usr/local/bin:/usr/bin:/bin:/usr/X11R6/bin:/usr/games"

# For root users, ensure that /usr/local/sbin, /usr/sbin, and /sbin are in
# the $PATH. Some means of connection don't add these by default (sshd comes
# to mind).
if [ "`id -u`" = "0" ]; then
 echo $PATH | grep /usr/local/sbin 1> /dev/null 2> /dev/null
 if [ ! $? = 0 ]; then
 PATH=/usr/local/sbin:/usr/sbin:/sbin:$PATH
 fi
fi

# I had problems using 'eval tset' instead of 'TERM=', but you might want to 
# try it anyway. I think with the right /etc/termcap it would work great.
# eval `tset -sQ "$TERM"`
if [ "$TERM" = "" -o "$TERM" = "unknown" ]; then
 TERM=linux
fi

# Set ksh93 visual editing mode:
if [ "$SHELL" = "/bin/ksh" ]; then
 VISUAL=emacs
# VISUAL=gmacs
# VISUAL=vi
fi

# Set a default shell prompt:
#PS1='`hostname`:`pwd`# '
if [ "$SHELL" = "/bin/pdksh" ]; then
 PS1='! $ '
elif [ "$SHELL" = "/bin/ksh" ]; then
 PS1='! ${PWD/#$HOME/~}$ '
elif [ "$SHELL" = "/bin/zsh" ]; then
 PS1='%n@%m:%~%# '
elif [ "$SHELL" = "/bin/ash" ]; then
 PS1='$ '
else
 PS1='\u@\h:\w\$ '
fi
PS2='> '
export PATH DISPLAY LESS TERM PS1 PS2

# Default umask. A umask of 022 prevents new files from being created group
# and world writable.
umask 022

# Set up the LS_COLORS and LS_OPTIONS environment variables for color ls:
if [ "$SHELL" = "/bin/zsh" ]; then
 eval `dircolors -z`
elif [ "$SHELL" = "/bin/ash" ]; then
 eval `dircolors -s`
else
 eval `dircolors -b`
fi

# Notify user of incoming mail. This can be overridden in the user's
# local startup file (~/.bash.login or whatever, depending on the shell)
if [ -x /usr/bin/biff ]; then
 biff y
fi

# Append any additional sh scripts found in /etc/profile.d/:
for profile_script in /etc/profile.d/*.sh ; do
 if [ -x $profile_script ]; then
 . $profile_script
 fi
done
unset profile_script

# For non-root users, add the current directory to the search path:
if [ ! "`id -u`" = "0" ]; then
 PATH="$PATH:."
fi