}else{
      fossil_fatal("cannot find current working directory; %s",
                   strerror(errno));
    }
  }
#endif
}

/*
** Return true if zPath is an absolute pathname.  Return false
** if it is relative.
*/
int file_is_absolute_path(const char *zPath){
  if( zPath[0]=='/'
#if defined(_WIN32)
      || zPath[0]=='\\'
      || (strlen(zPath)>3 && zPath[1]==':'
           && (zPath[2]=='\\' || zPath[2]=='/'))
#endif
  ){
    return 1;
  }else{
    return 0;
  }
}

/*
** Compute a canonical pathname for a file or directory.
** Make the name absolute if it is relative.
** Remove redundant / characters
** Remove all /./ path elements.
** Convert /A/../ to just /
*/
void file_canonical_name(const char *zOrigName, Blob *pOut){
  if( file_is_absolute_path(zOrigName) ){






    blob_set(pOut, zOrigName);
    blob_materialize(pOut);
  }else{
    char zPwd[2000];
    file_getcwd(zPwd, sizeof(zPwd)-strlen(zOrigName));
    blob_zero(pOut);
    blob_appendf(pOut, "%//%/", zPwd, zOrigName);