~maddevelopers/mg5amcnlo/WWW5_caching

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#!/bin/bash
#  This generates a grid file for the present choice of run_card
#
#  Usage: run_genissud [para/serial]

qsub="qsub -N pythia_run -V -q madgraph"

p=0
if [ "$1" != "" ];then
  p=$1
fi

if [ ! -e Cards/run_card.dat ]; then
  echo "No Cards/run_card.dat found. Quitting..."
  exit
fi

e1=`awk '/^[^#].*=.*ebeam1/{print $1}' Cards/run_card.dat`
e2=`awk '/^[^#].*=.*ebeam2/{print $1}' Cards/run_card.dat`
pd=`awk '/^[^#].*=.*pdlabel/{print $1}' Cards/run_card.dat`
lha=`awk '/^[^#].*=.*lhaid/{print $1}' Cards/run_card.dat`
xq=`awk '/^[^#].*=.*xqcut/{print $1}' Cards/run_card.dat`

# Remove ':s from pd
pd=${pd#\'*}
pd=${pd%*\'}

if [[ $xq -gt 2 || $xq -eq 0 ]];then
  xq=2
fi

outfile=lib/issudgrid-$e1-$e2-$pd-$xq.dat
if [ "$pd" = "lhapdf" ];then
  outfile=lib/issudgrid-$e1-$e2-$pd-$lha-$xq.dat
fi

if [ -e $outfile.gz ];then
  echo "File $outfile.gz already exists, no need to regenerate"
  exit
fi

if [[ ! -e bin/internal/gensudgrid ]];then
  cd Source;make ../bin/internal/gensudgrid;cd ..
fi

echo "Generating $outfile"

main=`pwd`
rm -f myprocid running_jobs
echo $$ >> myprocid

if [ "$p" = "1" ]; then 
  for i in -2 -1 0 1 2 3 4 5;do
    rm -f donegen$i rungen$i waitgen$i gensudgrid$i.log gensudgrid$i.pbs gen$i.log
    echo '#!/bin/bash' > gensudgrid$i.pbs
    touch waitgen$i
    echo "cd $main;rm waitgen$i;touch rungen$i;bin/internal/gensudgrid $i > gensudgrid$i.log;rm rungen$i;touch donegen$i" >> gensudgrid$i.pbs
    chmod u+x gensudgrid$i.pbs
    $qsub -e gensudgrid$i.err -o gen$i.log gensudgrid$i.pbs >> running_jobs
  done
  t=`find ./ -name "gensudgrid*.pbs" -maxdepth 1 |wc -l`
  r=`find ./ -name "rungen*" -maxdepth 1 |wc -l`
  w=`find ./ -name "waitgen*" -maxdepth 1 |wc -l`
  d=`find ./ -name "donegen*" -maxdepth 1 |wc -l`
  echo "waiting while finishing jobs on cluster"
  echo $w $r $d $t
  while [[  $d -lt $t  ]]; do    
      sleep 10
      t=`find ./ -name "gensudgrid*.pbs" -maxdepth 1 |wc -l`
      r=`find ./ -name "rungen*" -maxdepth 1 |wc -l`
      w=`find ./ -name "waitgen*" -maxdepth 1 |wc -l`
      d=`find ./ -name "donegen*" -maxdepth 1 |wc -l`
      echo $w $r $d $t
  done
  rm -f gensudgrid*.pbs donegen*
else
  for i in -2 -1 0 1 2 3 4 5;do
    echo "Generating grid for parton number $i"
    bin/internal/gensudgrid $i > gensudgrid$i.log
  done
fi

for i in -2 -1 0 1 2 3 4 5;do
  cat gensudgrid$i.log >> $outfile
  gzip $outfile
  rm gensudgrid$i.log
done