diff -r 2bc5b5cf0516 -r 0aa62210e67c lib/scripts/fixdatatype.pl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/scripts/fixdatatype.pl	Thu Jul 30 15:49:18 1998 +0200
@@ -0,0 +1,48 @@
+#
+# $Id$
+#
+# fixdatatype.pl - adapt theories and proof scripts to new datatype package
+#
+
+sub fixdatatype {
+    my ($file) = @_;
+
+    open (FILE, $file) || die $!;
+    undef $/; $text = <FILE>; $/ = "\n";         # slurp whole file
+    close FILE || die $!;
+
+    $_ = $text;
+
+    ## convert split_type_case[_asm] to type.split[_asm]
+    s/([^"])\bsplit_([\w]+)_case\b/$1$2.split/sg;
+    s/([^"])\bsplit_([\w]+)_case_asm\b/$1$2.split_asm/sg;
+
+    ## delete function name and type after "primrec"
+    s/\bprimrec\b\s+([\w]+|"[^"]+")\s+([\w\.]+)/primrec/sg;
+
+    ## replace specific induct_tac by generic induct_tac
+    s/[\w\.]+\.induct_tac/induct_tac/sg;
+
+    ## replace res_inst_tac ... natE by exhaust_tac
+    s/\bres_inst_tac\b\s*\[\s*\(\s*"[^"]+"\s*,\s*("[^"]+")\s*\)\s*\]\s*natE\b/exhaust_tac $1/sg;
+
+    $result = $_;
+
+    if ($text ne $result) {
+        print STDERR "fixing $file\n";
+        if (! -f "$file~~") {
+            rename $file, "$file~~" || die $!;
+        }
+        open (FILE, "> $file") || die $!;
+        print FILE $result;
+        close FILE || die $!;
+    }
+}
+
+
+## main
+
+foreach $file (@ARGV) {
+  eval { &fixdatatype($file); };
+  if ($@) { print STDERR "*** fixdatatype $file: ", $@, "\n"; }
+}