source: trunk/gsdl3/gs3-setup.sh@ 7988

# 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/gs3-setup\.sh//`" ; then
# if $0 contains "gs3-setup.sh" 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 gs3-setup.sh"
  echo "    or"
  echo "        $ . ./gs3-setup.sh"
  echo "    not"
  echo "        $ ./gs3-setup.sh"

elif test ! -f gs3-setup.sh ; then
  echo "You must source the script from within the Greenstone home directory"
 
else

  GSDL3HOME=`pwd`
  export GSDL3HOME
  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

  # gsdl2home for running gli under gs3
  GSDLHOME=$GSDL3HOME/gs2extra
  export GSDLHOME

  PATH=$GSDL3HOME/packages/mysql/bin:$GSDL3HOME/bin/script:$GSDL3HOME/bin:$GSDLHOME/bin/script:$GSDLHOME/bin/$GSDLOS:$PATH
  export PATH
  MANPATH=$MANPATH:$GSDL3HOME/doc/man
  export MANPATH
  
  CLASSPATH=$GSDL3HOME/resources/java:$GSDL3HOME/resources/dtd:$GSDL3HOME/src/java:$GSDL3HOME/comms/jakarta/tomcat/common/lib/servlet.jar:$GSDL3HOME/lib/java
  for JARFILE in  $GSDL3HOME/lib/java/*.jar; do
    CLASSPATH=$CLASSPATH:$JARFILE
  done
  export CLASSPATH

  LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$GSDL3HOME/lib:$GSDL3HOME/packages/mysql/lib/mysql
  export LD_LIBRARY_PATH


  # see if we can find java
  java="java"
  jfound=1
  jok=1
  # if JAVAHOME or JAVA_HOME is set we'll use it to determine where java lives, otherwise
  #  we just hope it's on the search path
  if [ "$JAVA_HOME" != "" ] ; then
    java="$JAVA_HOME/bin/java"
  elif [ "$JAVAHOME" != "" ] ; then
    java="$JAVAHOME/bin/java"
    export JAVA_HOME=$JAVAHOME
  else
    java=`which java 2> /dev/null`
    if [ ! -x "$java" ]; then
      echo "Failed to locate Java. You must install a java runtime environment"
      echo "(version 1.4 or greater) before installing Greenstone 3."
      jfound=0
      jok=0
    else
      export JAVA_HOME=`echo $java | sed -n 's/[\\\/]bin[\\\/]java$//p'`
    fi
  fi
  if [ $jfound -eq 1 ]; then
    javaversion=`$java -version 2>&1 | sed -n 's/^java version \"\(.*\)\"/\1/p'`
    jvmajor=`echo $javaversion | sed -n 's/^\([0-9]*\).*$/\1/p'`
    jvminor=`echo $javaversion | sed -n 's/^[0-9]*\.\([0-9]*\).*$/\1/p'`

    if [ $jvmajor -lt 1 ] ; then
      jok=0
    fi
    if [ $jvmajor -eq 1 ] && [ $jvminor -lt 4 ] ; then
      jok=0
    fi
  fi
    
  if [ $jfound -eq 1 ] && [ $jok -eq 0 ] ; then
    echo "The version of the java runtime environment you have installed is too"
    echo "old to run Greenstone 3. Please install a new version of the JRE (version"
    echo "1.4 or newer) and rerun this installation."
  else
    echo "Your environment has successfully been set up to run Greenstone3"
  fi
fi

unset gsdl_not_sourced

#do we need to check for perl???
# make sure perl is ok
#perl=`which perl 2> /dev/null`
# echo "perl: $perl"
#if [ ! -x "$perl" ] ; then
#    echo "Greenstone 3 requires perl in order to operate but this installation"
#    echo "could not detect perl on your system. Please ensure that perl is installed"
#    echo "and is on your search path then rerun this installation script."
#    exit 1
#fi