diff -r 1785cbadd226 -r 2154f709fc25 lib/Tools/update_theorems
--- a/lib/Tools/update_theorems	Sun Feb 28 15:26:09 2016 +0100
+++ b/lib/Tools/update_theorems	Sun Feb 28 15:34:50 2016 +0100
@@ -4,37 +4,6 @@
 #
 # DESCRIPTION: update toplevel theorem keywords
 
-
-## diagnostics
-
-PRG="$(basename "$0")"
+isabelle_admin_build jars || exit $?
 
-function usage()
-{
-  echo
-  echo "Usage: isabelle $PRG [FILES|DIRS...]"
-  echo
-  echo "  Recursively find .thy files and update toplevel theorem keywords:"
-  echo
-  echo "    theorems             ~>  lemmas"
-  echo "    schematic_theorem    ~>  schematic_goal"
-  echo "    schematic_lemma      ~>  schematic_goal"
-  echo "    schematic_corollary  ~>  schematic_goal"
-  echo
-  echo "  Old versions of files are preserved by appending \"~~\"."
-  echo
-  exit 1
-}
-
-
-## process command line
-
-[ "$#" -eq 0 -o "$1" = "-?" ] && usage
-
-SPECS="$@"; shift "$#"
-
-
-## main
-
-find $SPECS -name \*.thy -print0 | \
-  xargs -0 "$ISABELLE_TOOL" java isabelle.Update_Theorems
+"$ISABELLE_TOOL" java isabelle.Update_Theorems "$@"