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#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
function forget {
   unset FOUND_PID;
   [ $# -eq 3 ] || {
      abort "forget requires parameters INSTANCE_NAME SCRIPT LOG_DIR"
      return 1
   }
   local INSTANCE_NAME="$1"; shift
   local SCRIPT="$1"; shift
   local LOG_DIR="$1"; shift
   mkdir -p $LOG_DIR
   findPid $INSTANCE_NAME
   [ -n "$FOUND_PID" -a -f $LOG_DIR/stdout.log ] && {
      echo $INSTANCE_NAME already running pid $FOUND_PID
      return 1;
   } || {
      nohup $SCRIPT >$LOG_DIR/stdout.log 2>$LOG_DIR/stderr.log &
      RETURN=$?
      # this is generally followed by findPid, so we shouldn't exit 
      # immediately as the proc may not have registered in ps, yet
      test $RETURN && sleep 1
      return $RETURN;
   }
}




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