diff -r fb8c5a66dbe8 -r df671fa2562a lib/Tools/fixseq
--- a/lib/Tools/fixseq	Fri Sep 01 17:48:31 2000 +0200
+++ b/lib/Tools/fixseq	Fri Sep 01 17:50:36 2000 +0200
@@ -1,13 +1,15 @@
 #!/bin/bash
 #
 # $Id$
+# Author: Markus Wenzel, TU Muenchen
+# License: GPL (GNU GENERAL PUBLIC LICENSE)
 #
 # DESCRIPTION: fix references to obsolete Pure/Sequence structure
 
 
 ## diagnostics
 
-PRG=$(basename $0)
+PRG=$(basename "$0")
 
 function usage()
 {
@@ -25,9 +27,9 @@
 
 ## process command line
 
-[ $# -eq 0 -o "$1" = "-?" ] && usage
+[ "$#" -eq 0 -o "$1" = "-?" ] && usage
 
-SPECS="$@"; shift $#
+SPECS="$@"; shift "$#"
 
 
 ## main
@@ -35,4 +37,4 @@
 #set by configure
 AUTO_PERL=perl
 
-find $SPECS -name \*.ML -print | xargs $AUTO_PERL -w $ISABELLE_HOME/lib/scripts/fixseq.pl
+find $SPECS -name \*.ML -print | xargs "$AUTO_PERL" -w "$ISABELLE_HOME/lib/scripts/fixseq.pl"