/* library for manipulations on files - by Marc BARILLEY*/
/* needed package : none */


/* first call is: getPathFile <file name to compute> "" */
fun getPathFile (longfile, file)=
  if (longfile==nil) || (strlen longfile)==0 || (nth_char longfile ((strlen longfile)-1)) == '/
  then
    [longfile file]
  else
    getPathFile
      substr longfile 0 (strlen longfile)-1
      strcat
        substr longfile ((strlen longfile)-1) 1
        file;;