Quelle  tptp_translate   Sprache: Isabelle

#!/usr/bin/env bash
java.lang.NullPointerException
# Author: Jasmin Blanchette
# Author: Martin Desharnais-Schäfer
java.lang.NullPointerException
# DESCRIPTION: translate between TPTP formats

PRG="$(basename "$0")"

function usage() {
  echo
  echo "Usage: isabelle $PRG FORMAT FILE"
  echo
  echo " Translates TPTP input file to the specified format (\"FOF\", \"TF0\", \"TH0\", or \"DFG\")."
  echo " Emits the result to standard output."
  echo
  exit 1
}

[ "$#" -ne 2 -o "$1" = "-?" ] && usage

SCRATCH="Scratch_${PRG}_$$_${RANDOM}"
SCRATCH_FILE=/tmp/${SCRATCH}.thy

args=("$@")

echo "theory ${SCRATCH} imports \"HOL-TPTP.ATP_Problem_Import\" begin \
ML \<open> ATP_Problem_Import.translate_tptp_file @{theory} \"${args[0]}\" \"${args[1]}\" \<close> end" \
    > "${SCRATCH_FILE}"

isabelle process_theories -O -U -l HOL-TPTP -f "${SCRATCH_FILE}" "${SCRATCH}" \
    | grep --line-buffered -vE \
        -e '^Running Draft ...$' \
        -e '^[[:space:]]*$' \
        -e '^Output \(line [[:digit:]]+ of ".*"):$' \
        -e '^val it = \(\): unit$' \
        -e '^Finished Draft \([0-9:]+ elapsed time(, [0-9:]+ cpu time, factor [0-9.]+)?\)$' \
        -e '^PROOF FAILED for depth' \
        -e '^Failure node' \
        -e 'inferences so far. Searching to depth' \
        -e '^val ' \
        -e 'Loading theory' \
        -e '^poly.*warning: The type of' \
        -e '^ monotype.$'