#!/usr/bin/env sh#### This script launches the heritrix crawler and keeps the process in foreground#### Optional environment variables#### JAVA_HOME        Point at a JDK install to use.## ## HERITRIX_HOME    Pointer to your heritrix install.  If not present, we ##                  make an educated guess based of position relative to this##                  script.#### JAVA_OPTS        Java runtime options.#### FOREGROUND       Set to any value -- e.g. 'true' -- if you want to run ##                  heritrix in foreground (Used by build system when it runs##                  selftest to see if completed successfully or not)..### Resolve links - $0 may be a softlinkPRG="$0"while [ -h "$PRG" ]; do  ls=`ls -ld "$PRG"`  link=`expr "$ls" : '.*-> \(.*\)$'`  if expr "$link" : '.*/.*' > /dev/null; then    PRG="$link"  else    PRG=`dirname "$PRG"`/"$link"  fidonePRGDIR=`dirname "$PRG"`# Set HERITRIX_HOME.if [ -z "$HERITRIX_HOME" ]then    HERITRIX_HOME=`cd "$PRGDIR/.." ; pwd`fiFOREGROUND='true' /bin/sh $HERITRIX_HOME/bin/heritrix $@