#!/bin/sh
#
#
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##########################################################################
#
#  The Contents of this file are made available subject to the terms of
#  the Sun Industry Standards Source License Version 1.2
#
#  Sun Microsystems Inc., March, 2001
#
#
#  Sun Industry Standards Source License Version 1.2
#  =================================================
#  The contents of this file are subject to the Sun Industry Standards
#  Source License Version 1.2 (the "License"); You may not use this file
#  except in compliance with the License. You may obtain a copy of the
#  License at http://gridengine.sunsource.net/Gridengine_SISSL_license.html
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ckpt_dir=$3

if [ ! -f $ckpt_dir/ckpt.log ]; then
   touch $ckpt_dir/ckpt.log
   chmod 666 $ckpt_dir/ckpt.log
fi

# create temp directory for holding checkpoint info

tmpdir=$ckpt_dir/ckpt.$1
mkdir -p $tmpdir
cd $tmpdir

# create log file

F=$tmpdir/checkpoint.log
touch $F

echo -------------------------------------------------------------  >> $F 2>&1
echo `basename $0` called at `date`      >> $F 2>&1
echo called by: `id`			 >> $F 2>&1
echo with args: $*			 >> $F 2>&1

# Cray checkpoint workaround - delete the job script so chkpnt(1)
# will save and restore it.  For this to work, "shell_start_mode"
# should be set to "script_from_stdin" in the global cluster
# configuration

rm -f $JOB_SCRIPT >> $F 2>&1

# get the O.S. job identifier

#job_id=`ps -elw|grep $2 |cut -c34-39,172-176 |grep $2 |cut -c8-12`

if [ -f osjobid ]
then
    job_id=`cat osjobid`
else
    job_dir=`dirname $JOB_SCRIPT`/../active_jobs/$1
    job_id=`cat $job_dir/osjobid`
    echo $job_id > osjobid
fi

# checkpoint the job to a temporary file and then rename that file
# just in case we go down while checkpointing

#rm -f chkpnt_$1
echo /usr/bin/chkpnt -j $job_id -v  -f chkpnt_$1 >> $F 2>&1
/usr/bin/chkpnt -j $job_id -v  -f chkpnt_$1.new >> $F 2>&1
cc=$?
mv chkpnt_$1.new chkpnt_$1

echo `date +"%D %T"` Job $1 "(osjobid=$job_id) checkpointed, status=$cc" >> $ckpt_dir/ckpt.log
