# Constants
NOPWriter=NOPWriter
LCF=logging.lcf
TEMP=temp
OUTPUT=current.reg
ROOT_PREFIX="log4j.rootCategory"
CAT_PREFIX="log4j.category"

DEF_DEBUG=-Dlog4j.configDebug

SHALLOW_CAT="$CAT_PREFIX.org.apache.log4j.test.Shallow"
LOG_CAT="$CAT_PREFIX.org.apache.log4j.Log"
SIMPLE="org.apache.log4j.SimpleLayout"
TTCC="org.apache.log4j.TTCCLayout"

# +=============================================+
# Strip the filename, retain the directory only.|
# +=============================================+
function getShellScriptDirectory {
  local dir
  
  dir=${0%/*}

  if [ "$dir" = "." ]
  then
    dir=$(pwd)
  elif [ "${dir#/}" = "$dir" ]  # dir does not start with a /
  then
    dir=$(pwd)/$dir
  fi
 echo $dir
}
# +=============================================
# Compensate for ZRL idiosyncrasy
# +=============================================
function setPERL {
  if [ -z "$PERL" ]
  then
   PERL=perl
  fi
}
# =============================================
# Echo to $LCF
# =============================================
function lecho {
 # The quotes ensure that spaces in arguments are preserved.
 echo "$*" >> $LCF
}
# +============================================
# Print a message and exit.
# +============================================
function die {
  echo $1
  exit 1
}
function makeRollingConfigFile {
  fileName=$1
  rootPriority=$2
  maxFileSize=$3;  
  maxBackupIndex=$4;

  PRE="log4j.appender.roll"
  echo "$PRE=org.apache.log4j.RollingFileAppender" > $LCF
  echo "$PRE.File=$fileName" >> $LCF
  echo "$PRE.MaxFileSize=$maxFileSize" >> $LCF
  echo "$PRE.MaxBackupIndex=$maxBackupIndex" >> $LCF  
   
  echo "$ROOT_PREFIX=$rootPriority, roll" >> $LCF

}
# ==============================================
# Delete the file if exists
# ==============================================
function deleteFile {
  if [ -e $1 ]; then
    echo "Deleting file [$1]."
    rm $1
  fi
}
# ==============================================
function runRollingFiles() {
 confFile=$1

 java -Dlog4j.configDebug=x org.apache.log4j.test.RollingFiles $confFile
}
# ----------------------------------------------------------------------
function check() {
  if ! cmp -s $1 $2
  then
    echo "The output of current code DIFFERS from witness."
    exit 1;
  fi
}
# ----------------------------------------------------------------------