jython-db4o / bin / jython

#!/usr/bin/env bash

# This file was generated by the Jython installer
# Created on Mon Jul 30 11:16:17 CDT 2012 by root

JAVA_HOME="/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home"
JYTHON_HOME_FALLBACK="/usr/local/jython2.7a2"

#!/usr/bin/env bash
# -----------------------------------------------------------------------------
# jython.sh - start script for Jython (adapted from jruby.sh)
#
# Environment variables (optional)
#
#   JAVA_HOME      Java installation directory
#
#   JYTHON_HOME    Jython installation directory
#
#   JYTHON_OPTS    Default Jython command line arguments
#
# -----------------------------------------------------------------------------

cygwin=false

# ----- Identify OS we are running under --------------------------------------
case "`uname`" in
  CYGWIN*) cygwin=true;;
  Darwin) darwin=true;;
esac

# ----- Verify and set required environment variables -------------------------

## resolve links - $0 may be a link to home
PRG=$0

while [ -h "$PRG" ] ; do
  ls=`ls -ld "$PRG"`
  link=`expr "$ls" : '.*-> \(.*\)$'`
  if expr "$link" : '.*/.*' > /dev/null; then
    if expr "$link" : '/' > /dev/null; then
      PRG="$link"
    else
      PRG="`dirname ${PRG}`/${link}"
    fi
  else
    PRG="`dirname $PRG`/$link"
  fi
done

if [ -z "$JAVA_HOME" ] ; then
  JAVA_CMD=(java)
else
  if $cygwin; then
    JAVA_HOME=`cygpath -u "$JAVA_HOME"`
  fi
  JAVA_CMD=("$JAVA_HOME/bin/java")
fi

# try to dynamically determine jython home
# (this script typically resides in jython home, or in the /bin subdirectory)
if [ -z "$JYTHON_HOME" ] ; then
  if [ "$PRG" = "./jython" ] ; then
    # current dir is the script dir
    JYTHON_HOME_1=`pwd`
  else
    # current dir is not the script dir
    JYTHON_HOME_1=`dirname "$PRG"`
  fi
  if [ -f "$JYTHON_HOME_1"/jython.jar -o -f "$JYTHON_HOME_1"/jython-dev.jar ] ; then
    JYTHON_HOME="$JYTHON_HOME_1"
  else
    JYTHON_HOME=`dirname "$JYTHON_HOME_1"`
  fi
  if [ ! -f "$JYTHON_HOME"/jython.jar -a ! -f "$JYTHON_HOME"/jython-dev.jar ] ; then
    JYTHON_HOME="$JYTHON_HOME_FALLBACK"
  fi
fi

if [ -z "$JYTHON_OPTS" ] ; then
  JYTHON_OPTS=""
fi

CP_DELIMITER=":"

CP=$JYTHON_HOME/jython-dev.jar

if [ -f "$CP" ] ; then
  # add necessary jars for command-line execution
  for j in "$JYTHON_HOME"/javalib/*.jar; do
    if [ "$CP" ]; then
      CP="$CP$CP_DELIMITER$j"
    else
      CP="$j"
    fi
  done
elif [ ! -f "$JYTHON_HOME"/jython.jar ] ; then
  echo "$0: $JYTHON_HOME contains neither jython-dev.jar nor jython.jar." >&2
  echo "Try running this script from the 'bin' directory of an installed Jython or " >&2
  echo 'setting $JYTHON_HOME.' >&2
  exit 1
else
  CP=$JYTHON_HOME/jython.jar
fi

if $cygwin; then
  # switch delimiter only after building a Unix style $CP
  CP_DELIMITER=";"
  CP=`cygpath -p -w "$CP"`
  PRG=`cygpath -w "$PRG"`
fi

# ----- Execute the requested command -----------------------------------------

if [ -z "$JAVA_MEM" ] ; then
  JAVA_MEM=-Xmx512m
fi

if [ -z "$JAVA_STACK" ]; then
   # 32 bit Java 6 needs the stack increased to at least 512k for
   # test_cpickle to pass, but we don't want to shrink 64 bit Java's
   # default of 1024k
  JAVA_STACK=-Xss1024k
fi

JAVA_ENCODING=""

# Split out any -J argument for passing to the JVM.
# Scanning for args is aborted by '--'.
while [ $# -gt 0 ] ; do
  case "$1" in
    # Stuff after '-J' in this argument goes to JVM
    -J*)
      val=${1:2}
      if [ "${val:0:4}" = "-Xmx" ]; then
        JAVA_MEM=$val
      elif [ "${val:0:4}" = "-Xss" ]; then
        JAVA_STACK=$val
      elif [ "${val}" = "" ]; then
          $JAVA_CMD -help
          echo "(Prepend -J in front of these options when using 'jython' command)" 
          exit
      elif [ "${val}" = "-X" ]; then
          $JAVA_CMD -X
          echo "(Prepend -J in front of these options when using 'jython' command)" 
          exit
        elif [ "${val}" = "-classpath" ]; then
            CP="$CP$CP_DELIMITER$2"
            shift
        elif [ "${val}" = "-cp" ]; then
            CP="$CP$CP_DELIMITER$2"
            shift
      else
          if [ "${val:0:16}" = "-Dfile.encoding=" ]; then
              JAVA_ENCODING=$val
          fi
	  java_args=("${java_args[@]}" "${1:2}")
      fi
      ;;
    # Match switches that take an argument
    -c|-C|-m|-jar|-Q|-W)
      if [ $# = 1 ]; then
          python_args=("${python_args[@]}" "$1")
      else
          python_args=("${python_args[@]}" "$1" "$2")
          shift
      fi;
      ;;
    # Match -Dprop=val type args
    -D*)
      python_args=("${python_args[@]}" "$1")
      ;;
    # Print the command, don't execute it
    --print)
      print_requested=true
      ;;
    # Run with the instrumented profiler: http://jiprof.sourceforge.net/
    --profile)
      rm -f profile.txt # XXX do this?
      profile_requested=true
      agent_path="$JYTHON_HOME/javalib/profile.jar"
      props_path="$JYTHON_HOME/javalib/profile.properties"
      if $cygwin; then
	agent_path=`cygpath -w "$agent_path"`
	props_path=`cygpath -w "$props_path"`
      fi
      java_args=("${java_args[@]}" -javaagent:"$agent_path"
	-Dprofile.properties="$props_path")
      ;;
    # Put Jython on the boot classpath (disables the verifier)
    --boot)
      boot_requested=true
      ;;
    # Run under JDB
    --jdb)
      if [ -z "$JAVA_HOME" ] ; then
	JAVA_CMD=(jdb)
      else
	if $cygwin; then
	  JAVA_HOME=`cygpath -u "$JAVA_HOME"`
	fi
	JAVA_CMD=("$JAVA_HOME/bin/jdb")
      fi
      ;;
    -h|--help)
      help_requested=true
      python_args=("${python_args[@]}" "$1")
      ;;
    # Abort processing on a double dash
    --)
      break
      ;;
    # Other opts go to Jython
    -*)
      python_args=("${python_args[@]}" "$1")
      ;;
    # Abort processing on first non-opt arg
    *)
      break
      ;;
  esac
  shift
done

# Force file.encoding to UTF-8 when on Mac, since Apple JDK defaults to MacRoman (JRUBY-3576)
if [[ $darwin && -z "$JAVA_ENCODING" ]]; then
  java_args=("${java_args[@]}" "-Dfile.encoding=UTF-8")
fi

# Append the rest of the arguments
python_args=("${python_args[@]}" "$@")

# Put the python_args back into the position arguments $1, $2 etc
set -- "${python_args[@]}"

JAVA_OPTS="$JAVA_OPTS $JAVA_MEM $JAVA_STACK"

if $cygwin; then
  JAVA_HOME=`cygpath --mixed "$JAVA_HOME"`
  JYTHON_HOME=`cygpath --mixed "$JYTHON_HOME"`
  
  if [[ ( "${1:0:1}" = "/" ) && ( ( -f "$1" ) || ( -d "$1" )) ]]; then
    win_arg=`cygpath -w "$1"`
    shift
    win_args=("$win_arg" "$@")
    set -- "${win_args[@]}"
  fi

  # fix JLine to use UnixTerminal
  stty -icanon min 1 -echo > /dev/null 2>&1
  if [ $? = 0 ]; then
    JAVA_OPTS="$JAVA_OPTS -Djline.terminal=jline.UnixTerminal"
  fi
fi

if [ -n "$profile_requested" -o -z "$boot_requested" ] ; then
  [ -n "$profile_requested" ] && echo "Running with instrumented profiler"
  java_args=("${java_args[@]}" -classpath "$CP$CP_DELIMITER$CLASSPATH")
else
  if [ -z "$help_requested" -a -z "$print_requested" ] ; then
    JAVA_CMD=(exec "${JAVA_CMD[@]}")
  fi
  java_args=("${java_args[@]}" -Xbootclasspath/a:"$CP")
  [ -n "$CLASSPATH" ] && java_args=("${java_args[@]}" -classpath "$CLASSPATH")
fi

if [ -n "$print_requested" ] ; then
  JAVA_CMD=(echo $JAVA_CMD)
fi

"${JAVA_CMD[@]}" $JAVA_OPTS "${java_args[@]}" -Dpython.home="$JYTHON_HOME" \
  -Dpython.executable="$PRG" org.python.util.jython $JYTHON_OPTS "$@"
JYTHON_STATUS=$?

if [ -n "$profile_requested" ] ; then
  echo "Profiling results:"
  cat profile.txt
elif [ -n "$help_requested" ] ; then
  echo "Jython launcher options:" >&2
  echo "-Jarg    : pass argument through to Java VM (e.g. -J-Xmx512m)" >&2
  echo "--jdb    : run under JDB" >&2
  echo "--print  : print the Java command instead of executing it" >&2
  echo "--profile: run with the Java Interactive Profiler (http://jiprof.sf.net)" >&2
  echo "--boot   : put jython on the boot classpath (disables the bytecode verifier)" >&2
  echo "--       : pass remaining arguments through to Jython" >&2
  echo "Jython launcher environment variables:" >&2
  echo "JAVA_HOME  : Java installation directory" >&2
  echo "JYTHON_HOME: Jython installation directory" >&2
  echo "JYTHON_OPTS: default command line arguments" >&2
fi

if $cygwin; then
  stty icanon echo > /dev/null 2>&1
fi

exit $JYTHON_STATUS
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