#!/bin/bash

# Uncomment for debugging
# set -x
[ -n "$EUID" ] || export EUID=`id -u`
[ -n "$UID" ] || export UID=`id -ru`

[ $EUID -eq 0 ] && return # Root should only be manipulated by /root/.profile

function getTcshEnvs() {
    # Extract variables from the "tcsh" startup scripts so they can 
    # be kept consistent here without having to remember to change 
    # them in two places
    tcshenvs=`/bin/tcsh -l <<END
env
END
`
    # newlines added at beginning and end of variable in order to 
    # facilitate searching later
    tcshenvs="
${tcshenvs}
"
}
    
function getTcshEnv() {
    # Looks through $tcshenvs to find the one that matches $1
    # and sets the 'tcshenv' variable to its value for use by 
    # the caller. Note that this will not work for variables with 
    # embedded newlines
    unset tcshenv
    [ "unset" = "${tcshenvs-unset}" ] && getTcshEnvs
    tcshenv="${tcshenvs##*${1}=}"
    # If variables are the same, then 
    if [ "$tcshenv" = "$tcshenvs" ]
    then
        unset tcshenv
        return 1
    fi
    tcshenv="${tcshenv%%*}"
    return 0
}

# Set up basic environment (including PATH) first
if [ -z "$Environ_Sourced" ]
then
    export Environ_Sourced=1
    getTcshEnv PATH
    PATH="$tcshenv"
    getTcshEnv MANPATH && export MANPATH="$tcshenv"
    getTcshEnv MAIL && export MAIL="$tcshenv"
    getTcshEnv OPENWINHOME && export OPENWINHOME="$tcshenv"
    
   # ... Deal with mail. Leave off mail checking by default
    # No 'stealth' . in PATH. Strip off : at beginning, end, or :: in the
    # middle
    OIFS="$IFS"
    IFS=":"
    newpath=
    for pth in $PATH
    do
      if [[ -n "$pth" && "$pth" != "." ]]
      then
       if [[ -n "$newpath" ]]
        then
          newpath="${newpath}:${pth}"
       else
         newpath="${pth}"
        fi
      fi
    done
   IFS="$OIFS"
    # END . stripping
    PATH="~/bin:$newpath"

fi # Environment_Sourced

PATH=$PATH:/usa/staff/bin


#if [[ "$(uname)" == "Linux" ]]; then
#	PATH="$PATH:~/mybin"
#fi




# Set basic usage limits. Soft limits only so they
# can be raised if desired.
# No cores by default
ulimit -S -c 0
# interactive shell setup
if [ -z "$ENVONLY" -a -n "$PS1" ]
then
    stty erase '^?'
    [ -f ~/.bash_aliases ] && source ~/.bash_aliases
    # Turn on automatic directory spelling correction (for 'cd'),
    # checking for removed commands, saving multi-line commands
    # on one line in the history, and appending to the .bash_history
    # rather than overwriting.
    shopt -s cdspell checkhash cmdhist histappend

    # Turn off HUP on exit, mail notification, and using $PATH for
    # the 'source' command
    shopt -u huponexit mailwarn sourcepath
    # Turn on extended globbing
    shopt -s extglob

    function prompt_command
    {
        ERRPROMPT="${?##0}"
        ERRPROMPT="${ERRPROMPT:+(${ERRPROMPT})}"
    }
    PROMPT_COMMAND=prompt_command

    BLACK="\[\033[0;30m\]"
    BLUE="\[\033[0;34m\]"
    GREEN="\[\033[0;32m\]"
    CYAN="\[\033[0;36m\]"
    RED="\[\033[0;31m\]"
    PURPLE="\[\033[0;35m\]"
    YELLOW="\[\033[0;33m\]"
    GREY="\[\033[0;37m\]"
    BLACKB="\[\033[1;30m\]"
    BLUEB="\[\033[1;34m\]"
    BROWN="\[\033[1;32m\]"
    CYANB="\[\033[1;36m\]"
    REDB="\[\033[1;31m\]"
    PURPLEB="\[\033[1;35m\]"
    BROWNB="\[\033[1;33m\]"
    GREYB="\[\033[1;37m\]"
    NONE="\[\033[0m\]"

	# WORKAROUND - ask about this
	
	if [[ "$(uname)" == "Linux" ]]; then
		export TERM=xterm-color
	elif [[ "$(uname)" == "SunOS" ]]; then
		export TERM=xterm
	fi

    case $TERM in
    iris-ansi*|*xterm*|ansi)
		export PS1="${CYAN}\u${GREY}@${GREEN}\h:${GREY}\w${NONE}\$ "
		# OK, I dont understand this, and I prefer my old prompt anyway
		#PS="${RED}\${ERRPROMPT}${PURPLE}\!"
		#if [ $UID = $EUID -a $UID -ne 0 ]
		#then
			#PS="${PS} ${BLUE}\h${PURPLE}% ${NONE}"
		#else
			#PS="${PS} ${RED}\u@\h${PURPLE}# ${NONE}"
		#fi
			#PS1="${PS}\[\e]2;\u@\h:\w\007\e]1;\u@\h\007\]"
        ;;
    default)
        if [ $UID = $EUID -a $UID -ne 0 ]
        then
            PS1="\${ERRPROMPT}\! \h$% "
        else
            PS1="\${ERRPROMPT}\! \u@\h$#"
        fi
    esac

fi # interactive shell

if [ -n "$BASH" -a -r /etc/bash-profile ]
then
	source /etc/bash-profile
fi

export LYNX_CFG=~/.lynx.cfg
export EDITOR=nano