The xstrp4 library has also been ported to use -safe-string. Yet, it is still a camlp4 preprocessor. http://projects.camlcity.org/projects/xstrp4.html Gerd -- ------------------------------------------------------------ Gerd Stolpmann, Darmstadt, Germany gerd@gerd-stolpmann.de My OCaml site: http://www.camlcity.org Contact details: http://www.camlcity.org/contact.html Company homepage: http://www.gerd-stolpmann.de ------------------------------------------------------------