#!/usr/bin/env bash
#
# $Id$
# Author: Markus Wenzel, TU Muenchen
# License: GPL (GNU GENERAL PUBLIC LICENSE)
#
# DESCRIPTION: expand shorthand goal commands
PRG="$(basename "$0")"
function usage()
{
echo
echo "Usage: $PRG [FILES|DIRS...]"
echo
echo " Recursively find .ML files, expand shorthand goal commands. Also"
echo " contracts uses of resolve_tac, dresolve_tac, eresolve_tac,"
echo " forward_tac, rewrite_goals_tac on 1-element lists; furthermore"
echo " expands tabs, which are forbidden in SML string constants."
echo
echo " Renames old versions of files by appending \"~~\"."
echo
exit 1
}
## process command line
[ "$#" -eq 0 -o "$1" = "-?" ] && usage
SPECS="$@"; shift "$#"
## main
#set by configure
AUTO_PERL=perl
find $SPECS -name \*.ML -print | xargs "$AUTO_PERL" -w "$ISABELLE_HOME/lib/scripts/expandshort.pl"