NAME

       gfs_pio_error - check file status

SYNOPSIS

       #include <gfarm/gfarm.h>

       char *gfs_pio_error (GFS_File gf);

DESCRIPTION

       The  function  gfs_pio_error()  tests  the  error indicator for the file pointed to by gf,
       returning non-zero if it is set.

RETURN VALUES

       NULL   There is no error.

       Others An error occurred.  The reason is shown by its pointed strings.

SEE ALSO

       gfs_pio_create(3), gfs_pio_eof(3), gfs_pio_open(3)