char *zNewScript;          /* Revised SCRIPT_NAME after processing */
    int j, k;                  /* Loop variables */
    i64 szFile;                /* File size of the candidate repository */

    i = zPathInfo[0]!=0;
    if( fossil_strcmp(g.zRepositoryName, "/")==0 ){
      zBase++;
#ifdef _WIN32
#if defined(_WIN32) || defined(__CYGWIN__)
      if( sqlite3_strglob("/[a-zA-Z]:/*", zPathInfo)==0 ) i = 4;
#endif
    }
    while( 1 ){
      while( zPathInfo[i] && zPathInfo[i]!='/' ){ i++; }

      /* The candidate repository name is some prefix of the PATH_INFO

      ** surrounded by two alphanumerics.  Any character that does not
      ** satisfy these constraints is converted into "_".
      */
      szFile = 0;
      for(j=strlen(zBase)+1, k=0; zRepo[j] && k<i-1; j++, k++){
        char c = zRepo[j];
        if( fossil_isalnum(c) ) continue;
#ifdef _WIN32
#if defined(_WIN32) || defined(__CYGWIN__)
        /* Allow names to begin with "/X:/" on windows */
        if( c==':' && j==2 && sqlite3_strglob("/[a-zA-Z]:/*", zRepo)==0 ){
          continue;
        }
#endif
        if( c=='/' ) continue;
        if( c=='_' ) continue;