root@ubuntu16:~# cat setup11g-for-ub-16.04.sh 
#!/bin/sh

##ubunt-16.04
##Linux ubuntu16 4.4.0-142-generic #168-Ubuntu SMP Wed Jan 16 21:00:45 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
##GNU C Library (Ubuntu GLIBC 2.23-0ubuntu11) stable release version 2.23, by Roland McGrath et al.
##libstdc++6:amd64                    5.4.0-6ubuntu1~16.04.11                    amd64        GNU Standard C++ Library v3
##apt-cache policy gcc £º gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12)

######################################
cat <<eof>>/etc/profile
export DISPLAY=192.168.157.1:0
alias cls=clear
alias ll=‘ls -l --color‘
alias Grep=grep
eof

######################################

#apt-get update

#apt-get -y install wget man curl ftp telnet net-tools strace psmisc tree
#apt-get -y install rlwrap

apt-get -y install gcc make libc6-dev

#apt-get -y install xbase-clients
apt-get -y install x11-utils  xauth

######################################
# for-install-oracle11g
# must downgrade libaio1  to 0.3.10x

#apt-get -y install libaio-dev

dpkg -l |grep libaio1 |grep ‘0.3.10‘
if [ $? -ne 0 ]
then
    apt-get -y purge libaio1

    wget -c https://mirrors.tuna.tsinghua.edu.cn/ubuntu/pool/main/liba/libaio/libaio1_0.3.109-4_amd64.deb
    wget -c https://mirrors.tuna.tsinghua.edu.cn/ubuntu/pool/main/liba/libaio/libaio-dev_0.3.109-4_amd64.deb

    apt-get -y install ./libaio1_0.3.109-4_amd64.deb
    apt-get -y install ./libaio-dev_0.3.109-4_amd64.deb
fi

######################################

mv /usr/bin/gcc /usr/bin/gcc.old
cat <<eof>>/usr/bin/gcc
#!/bin/sh
/usr/bin/gcc-5 -Wl,--no-as-needed \$*
eof
chmod 755 /usr/bin/gcc

######################################

ln -sf /bin/bash    /bin/sh
ln -s  /usr/bin/awk /bin/
ln -s  /usr/lib/x86_64-linux-gnu /usr/lib64

# for-install-oracle11g
ln -s  /lib/x86_64-linux-gnu/libgcc_s.so.1 /lib64/

######################################

groupadd   oinstall
useradd -g oinstall -m  -s /bin/bash oracle
mkdir /u01
chown oracle:oinstall /u01