Fossil

  if( !file_is_simple_pathname(zPath, 1) ){
    fossil_warning("filename contains illegal characters: %s", zPath);
    return 0;
  }
  if( db_exists("SELECT 1 FROM vfile"
                " WHERE pathname=%Q %s", zPath, filename_collation()) ){
    db_multi_exec("UPDATE vfile SET deleted=0"
                  " WHERE pathname=%Q %s AND deleted",
                  zPath, filename_collation());
  }else{
    char *zFullname = mprintf("%s%s", g.zLocalRoot, zPath);
    int isExe = file_wd_isexe(zFullname);
    db_multi_exec(
      "INSERT INTO vfile(vid,deleted,rid,mrid,pathname,isexe,islink)"
      "VALUES(%d,0,0,0,%Q,%d,%d)",
      vid, zPath, isExe, file_wd_islink(0));

  const char *zNew,
  int dryRunFlag
){
  int x = db_int(-1, "SELECT deleted FROM vfile WHERE pathname=%Q %s",
                         zNew, filename_collation());
  if( x>=0 ){
    if( x==0 ){
      if( !filenames_are_case_sensitive() && fossil_stricmp(zOrig,zNew)==0 ){
        /* Case change only */
      }else{
        fossil_fatal("cannot rename '%s' to '%s' since another file named '%s'"
                     " is currently under management", zOrig, zNew, zNew);
      }
    }else{
      fossil_fatal("cannot rename '%s' to '%s' since the delete of '%s' has "
                   "not yet been committed", zOrig, zNew, zNew);
    }
  }
  fossil_print("RENAME %s %s\n", zOrig, zNew);
  if( !dryRunFlag ){

static void add_file_to_move(
  const char *zOldName, /* The old name of the file on disk. */
  const char *zNewName  /* The new name of the file on disk. */
){
  static int tableCreated = 0;
  Blob fullOldName;
  Blob fullNewName;
  char *zOld, *zNew;
  if( !tableCreated ){
    db_multi_exec("CREATE TEMP TABLE fmove(x TEXT PRIMARY KEY %s, y TEXT %s)",
                  filename_collation(), filename_collation());
    tableCreated = 1;
  }
  file_tree_name(zOldName, &fullOldName, 1, 1);
  zOld = blob_str(&fullOldName);
  file_tree_name(zNewName, &fullNewName, 1, 1);
  zNew = blob_str(&fullNewName);
  if( filenames_are_case_sensitive() || fossil_stricmp(zOld,zNew)!=0 ){
    db_multi_exec("INSERT INTO fmove VALUES('%q','%q');", zOld, zNew);

  }
  blob_reset(&fullNewName);
  blob_reset(&fullOldName);
}

/*
** This function moves files within the checkout, using the file names
** contained in the temporary table "fmove".  The temporary table is