bin/isabelle-interface

- Removed redundant head_len field in datatype_info
- Added new alt_names field in datatype_info
- indtac now takes additional list of variables as argument

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−#!/usr/bin/env bash
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−#
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−# $Id$
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−# Author: Markus Wenzel, TU Muenchen
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−#
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−# Isabelle interface startup script.
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−
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−if [ -L "$0" ]; then
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−  TARGET="$(LC_ALL=C ls -l "$0" | sed 's/.* -> //')"
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−  exec "$(cd "$(dirname "$0")"; cd "$(pwd -P)"; cd "$(dirname "$TARGET")"; pwd)/$(basename "$TARGET")" "$@"
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−fi
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−
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−
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−## settings
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−
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−PRG="$(basename "$0")"
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−
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−ISABELLE_HOME="$(cd "$(dirname "$0")"; cd "$(pwd -P)"; cd ..; pwd)"
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−source "$ISABELLE_HOME/lib/scripts/getsettings" || exit 2
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−
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−
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−## diagnostics
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−
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−function fail()
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−{
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−  echo "$1" >&2
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−  exit 2
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−}
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−
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−
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−## main
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−
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−case "$ISABELLE_INTERFACE" in
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−  none)
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−    INTERFACE="$ISABELLE"
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−    ;;
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−  */*)
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−    INTERFACE="$ISABELLE_INTERFACE"
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−    ;;
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−esac
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−
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−[ ! -x "$INTERFACE" ] && fail "Bad Isabelle interface: \"$ISABELLE_INTERFACE\""
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−
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−exec "$INTERFACE" "$@"