# Generic .profile for CL users
#
# This file is intended to work with the following shells
#	bash	ksh	msh	sh
#
# If you customise this file then please modify the first line or delete
# all the comments at the head of this file to avoid confusion if you have
# problems and ask for help.
#
# This file is commented to allow you to easily tailor your own environment.
# However, it should also provide sufficient functionality for those who do
# not wish to do so.

# Work out what sort of machine we are on
ARCH=`arch`

# The umask value is set so that only the owner has write permission on
# files created. (If you work in "group" directories you may need to
# set this to 0002 to give access by default to other members of the
# group.)
umask 0022

# Some shell variables need to be set to make life more convenient
# CDPATH is searched when you issue a cd command -- if you give a relative 
# path as an argument (this may not work on some antique versions of sh).

CDPATH=.:$HOME

# A number of applications use the EDITOR -- set this to your personal choice.

EDITOR=gnuemacs

# PRINTER should be set to the printer you want to use by default.
# suitable names and their locations may be found with the "lpq -list" command

PRINTER=elm

# The PATH needs to be set up correctly to ensure that commands are found
# This is different between systems.  The standard path should be
# augmented to add /usr/bin/X11 and /usr/bin/mh.  The others should
# have been set already.

case $PATH in
*:/usr/bin/X11:*|/usr/bin/X11:*|*:/usr/bin/X11)	;;
*)		PATH=$PATH:/usr/bin/X11 ;;
esac

case $PATH in
*:/usr/bin/mh:*|/usr/bin/mh:*|*:/usr/bin/mh)	;;
*)		PATH=$PATH:/usr/bin/mh ;;
esac

# Finally add the current directory at the end

PATH=$PATH:.

# If you login over a network from a old style terminal then
# the system will need to figure out what you are using.

if [ -r /usr/bin/ttytype ]
then  
  case $TERM in
  ""|dumb|su|network|unknown) TERM=""
			TERM=`ttytype` 
			if [ -z "$TERM" ]
			then		
			  echo "TERM value not set!"
			fi ;;
  *) ;;
  esac
fi

# The way certain characters are handled by the system are different between
# Unixes.  

case $ARCH in
sun*)	stty crt erase \^? kill \^x intr \^c ;;
*)	stty erase \^? kill \^x intr \^c echoe susp \^z ;;
esac

# Work out the name of the host we are on a a short form of the name
LHOST=`uname -n`
SHOST=`expr $LHOST : '\([^.]*\)'`

# The history mechanism used by the Shell needs to be tailored.
# This section also sets up the tailor file for non-login shells
# such as are run when a script is run or a process exec's a shell.
# If you want a file per machine then create the directory $HOME/.h.

case $SHELL in
*/ksh|*/bash|*/msh)
	if [ -d $HOME/.h ] ; then HISTFILE=$HOME/.h/$SHOST
                else HISTFILE=$HOME/.sh_history
	fi 
	export HISTFILE;;
*) ;;
esac

case $SHELL in
*/ksh)
	HISTSIZE=50
	VISUAL=emacs
	export HISTSIZE VISUAL ;;
*/bash)
        HISTSIZE=50
#	Add shell functions to .bashrc file
	if [ -f $HOME/.bashrc ]; then source ~/.bashrc; fi
        export HISTSIZE ;;
*/msh)
	HISTORY=50
#	Any shell functions you write should be put into the file called below.
	if [ -f $HOME/.msh_profile ]
	then
		SHINIT='. $HOME/.msh_profile' ; export SHINIT
	fi
	export HISTORY ;;
*)	;;
esac

# Now set the prompt in a nice way depending on what sort of window you are
# at and where you have logged in from.

case $SHELL in 
*/sh)	# No shell functions so give up now
	export CDPATH EDITOR PRINTER TERM PATH
	exit ;;
*)	;;
esac

case $SHELL in 
/*msh) # have shell functions so use one here
	if [ -n "$DISPLAY" ]
	then
# Define the shell function to trap cd calls and set the working directory
# in the title bar of a xterm -- this may not work with some temrinal
# emulators!

cd ()
{
        builtin cd $*
        echo -n "\0033]0;$SHOST:`pwd`\0007"
}

		PS1="$ "
		cd
	else
		PS1="$SHOST:\d$ "
	fi ;;
*/bash)	PS1="$SHOST:\W$ " ;;
*)	PS1="$SHOST$ " ;;
esac

export CDPATH EDITOR PRINTER TERM PATH