aiger/runaigfuzz at master · willpartcl/aiger · GitHub

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#!/bin/sh
opts=""
cmd=""
ign=no
aig=/tmp/runaigfuzz-$$.aig
sol=/tmp/runaigfuzz-$$.sol
die () {
  echo "*** runaigfuzz: $*" 1>&2
  exit 1
}
while [ $# -gt 0 ]
do
  case "$1" in
    -h)
cat<<EOF
usage: runaigfuzz [-h][-m][-s][-c][-i] <cmd> [<cmdopt> ...]

  -h  print this command line option summary
  -i  ignore valid output (0 10 20) and skip simulation

  -[acmslSLbj12]   see 'aigfuzz -h'
EOF
      exit 0
      ;;
    -i) ign=yes;;
    -m|-s|-c|-a|-c|-m|-s|-l|-S|-L|-b|-j|-1|-2) opts="$opts $1";;
    -*) die "invalid option '$1'";;
    *) cmd=$*; break;;
  esac
  shift
done
[ x"$cmd" = x ] && die "missing command"
trap "rm -f $aig $sol; exit 1" 2 11 15
cnt=0
while true
do
  printf "$cnt"
  rm -f $aig
  aigfuzz $opts > $aig
  seed="`aiginfo $aig|awk '/^seed/{print $2}'`"
  printf " $seed"
  header="`head -1 $aig`"
  printf " $header"
  bug=bug-$seed.aig
  red=red-$seed.aig
  rm -f $sol
  $cmd $aig > $sol 2>/dev/null
  res=$?
  printf " exit $res"
  case $res in
    0|10|20)
      case $ign in
        yes) sim=no;;
	no) sim=yes;;
      esac
      ;;
    *)
      cp $aig $bug
      printf " $bug"
      aigdd $bug $red $cmd
      printf " $red"
      echo " `head -1 $red`"
      sim=no
      ;;
  esac
  if [ $sim = yes ]
  then
    aigsim -2 -w -c $aig $sol 1>/dev/null 2>/dev/null
    tmp=$?
    printf " aigsim $tmp"
    if [ $tmp = 1 ]
    then
      cp $aig $bug
      printf " $bug"
      aigdd $bug $red runaigmcncheck $cmd
      printf " $red"
      echo " `head -1 $red`"
    fi
  fi
  printf "\r"
  printf "                                                               "
  printf "\r"
  cnt=`expr $cnt + 1`
done