# if this file is executed, /bin/sh is used, as we don't start with #!
# this should work under ash, bash, zsh, ksh, sh style shells.

# make sure we are sourced, and not run

if test "$0" != "`echo $0 | sed s/setup\.bash//`" ; then
# if $0 contains "setup.bash" we've been run... $0 is shellname if sourced.
# One exception is zsh has an option to set it temporarily to the script name
  if test -z "$ZSH_NAME" ; then
  # we aren't using zsh
  gsdl_not_sourced=true
  fi
fi

if test -n "$gsdl_not_sourced" ; then
  echo "	Error: Make sure you source this script, not execute it. Eg:"
  echo "		$ source setup.bash"
  echo "	or"
  echo "		$ . ./setup.bash"
  echo "	not"
  echo "		$ ./setup.bash"
elif test -n "$GSDLHOME" ; then
  echo "Your environment is already set up for Greenstone!"
elif test ! -f setup.bash ; then
  echo "You must source the script from within the Greenstone home directory"
else
  GSDLHOME=`pwd`
  export GSDLHOME
  GSDLOS=`uname -s | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
  # check for running bash under cygwin
  if test "`echo $GSDLOS | sed 's/cygwin//'`" != "$GSDLOS" ;
  then
    GSDLOS=windows
  fi
  export GSDLOS

  PATH=$PATH:$GSDLHOME/bin/script:$GSDLHOME/bin/$GSDLOS
  export PATH
  MANPATH=$MANPATH:$GSDLHOME/packages/mg/man
  export MANPATH
  echo "Your environment has successfully been set up to run Greenstone"
fi
unset gsdl_not_sourced