.bashrc for ns2 in ubuntu

# ~/.bashrc: executed by bash(1) for non-login shells.
# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
# for examples
////
# If not running interactively, don't do anything
[ -z "$PS1" ] && return

# don't put duplicate lines in the history. See bash(1) for more options
export HISTCONTROL=ignoredups
# ... and ignore same sucessive entries.
export HISTCONTROL=ignoreboth

# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize

# make less more friendly for non-text input files, see lesspipe(1)
[ -x /usr/bin/lesspipe ] && eval "$(lesspipe)"

# set variable identifying the chroot you work in (used in the prompt below)
if [ -z "$debian_chroot" ] && [ -r /etc/debian_chroot ]; then
    debian_chroot=$(cat /etc/debian_chroot)
fi

# set a fancy prompt (non-color, unless we know we "want" color)
case "$TERM" in
    xterm-color) color_prompt=yes;;
esac

# uncomment for a colored prompt, if the terminal has the capability; turned
# off by default to not distract the user: the focus in a terminal window
# should be on the output of commands, not on the prompt
#force_colored_prompt=yes

if [ -n "$force_color_prompt" ]; then
    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
 # We have color support; assume it's compliant with Ecma-48
 # (ISO/IEC-6429). (Lack of such support is extremely rare, and such
 # a case would tend to support setf rather than setaf.)
 color_prompt=yes
    else
 color_prompt=
    fi
fi

if [ "$color_prompt" = yes ]; then
    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
else
    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
fi
unset color_prompt force_color_prompt

# If this is an xterm set the title to user@host:dir
case "$TERM" in
xterm*|rxvt*)
    PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME}: ${PWD/$HOME/~}\007"'
    ;;
*)
    ;;
esac

# Alias definitions.
# You may want to put all your additions into a separate file like
# ~/.bash_aliases, instead of adding them here directly.
# See /usr/share/doc/bash-doc/examples in the bash-doc package.

#if [ -f ~/.bash_aliases ]; then
#    . ~/.bash_aliases
#fi

# enable color support of ls and also add handy aliases
if [ "$TERM" != "dumb" ] && [ -x /usr/bin/dircolors ]; then
    eval "`dircolors -b`"
    alias ls='ls --color=auto'
    #alias dir='ls --color=auto --format=vertical'
    #alias vdir='ls --color=auto --format=long'

    #alias grep='grep --color=auto'
    #alias fgrep='fgrep --color=auto'
    #alias egrep='egrep --color=auto'
fi

# some more ls aliases
#alias ll='ls -l'
#alias la='ls -A'
#alias l='ls -CF'

# enable programmable completion features (you don't need to enable
# this, if it's already enabled in /etc/bash.bashrc and /etc/profile
# sources /etc/bash.bashrc).
if [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
fi

# LD_LIBRARY_PATH
  OTCL_LIB=/home/bluebamus/ns/ns-allinone-2.33/otcl-1.13
  NS2_LIB=/home/bluebamus/ns/ns-allinone-2.33/lib
 
#  OTCL_LIB=/home/bluebamus/ns/ns/ns-allinone-2.33/otcl-1.13
#  NS2_LIB=/home/bluebamus/ns/ns/ns-allinone-2.33/lib
 
  X11_LIB=/usr/X11R6/bin
  USR_LOCAL_LIB=/usr/local/lib
  export  LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$OTCL_LIB:$NS2_LIB:$X11_LIB:$USR_LOCAL_LIB

  # TCL_LIBRARY
  TCL_LIB=/home/bluebamus/ns/ns-allinone-2.33/tcl8.4.18/library
  USR_LIB=/usr/lib
  export TCL_LIBRARY=$TCL_LIB:$USR_LIB

#  TCL_LIB=/home/bluebamus/ns/ns/ns-allinone-2.33/tcl8.4.18/library
#  USR_LIB=/usr/lib
#  export TCL_LIBRARY=$TCL_LIB:$USR_LIB

  # PATH
 XGRAPH=/home/bluebamus/ns/ns-allinone-2.33/bin:/home/bluebamus/ns/ns-allinone-2.33/tcl8.4.18/unix:/home/bluebamus/ns/ns-allinone-2.33/tk8.4.18/unix
  NS=/home/bluebamus/ns/ns-allinone-2.33/ns-2.33/
#NS=/home/bluebamus/ns/ns/ns-allinone-2.33/ns-2.33/
  NAM=/home/bluebamus/ns/ns-allinone-2.33/nam-1.13/
#NAM=/home/bluebamus/ns/ns/ns-allinone-2.33/nam-1.13/
  PATH=$PATH:$XGRAPH:$NS:$NAM:$NSP

LD_LIBRARY_PATH=/home/bluebamus/ns/ns-allinone-2.33/otcl-1.13
TCL_LIBRARY=$NS_DIR/tcl8.4.18/library
PATH=$PATH:$NS_DIR/bin:$NS-DIR/ns-2.33/bin:$NS_DIR/ns-2.33:$NS_DIR/tcl8.4.18/unix:$NS_DIR/tk8.4.18/unix

#LD_LIBRARY_PATH=/home/bluebamus/ns/ns/ns-allinone-2.33/otcl-1.13
#TCL_LIBRARY=$NS_DIR/tcl8.4.18/library
#PATH=$PATH:$NS_DIR/bin:$NS-DIR/ns-2.33/bin:$NS_DIR/ns-2.33:$NS_DIR/tcl8.4.18/unix:$NS_DIR/tk8.4.18/unix

#g++
PATH=$PATH:/usr/include/c++/4.2.3:/usr/include/c++/4.2