#!/usr/bin/env bash
#
# Author: Makarius
#
# DESCRIPTION: update theory syntax to use cartouches
## diagnostics
PRG="$(basename "$0")"
function usage()
{
echo
echo "Usage: isabelle $PRG [FILES|DIRS...]"
echo
echo " Recursively find .thy files and update theory syntax to use cartouches"
echo " instead of old-style {* verbatim *} or \`alt_string\` tokens."
echo
echo " Old versions of files are preserved by appending \"~~\"."
echo
exit 1
}
## process command line
[ "$#" -eq 0 -o "$1" = "-?" ] && usage
SPECS="$@"; shift "$#"
## main
find $SPECS -name \*.thy -print0 | \
xargs -0 "$ISABELLE_TOOL" java isabelle.Update_Cartouches