gfarm_error_t gfs_pio_write (GFS_File gf, const void * buffer, int size, int * np);
DESCRIPTION
gfs_pio_write() writes up to size bytes to the file gf
from the buffer starting at buffer. It returns the number of
bytes written to the address pointed by np.
RETURN VALUES
GFARM_ERR_NO_ERROR
The function terminated successfully.
GFARM_ERR_OPERATION_NOT_PERMITTED
gf does not specify a regular file.
GFARM_ERR_BAD_FILE_DESCRIPTOR
The file descripter specified by gfp is
not a valid or is not open for writing.
GFARM_ERR_NO_SPACE
The file system node has no room to store data
GFARM_ERR_NO_FILE_SYSTEM_NODE
There is no available file system node.
GFARM_ERR_NO_MEMORY
Insufficient memory was available.
Others
An error except the above occurred. The reason is shown by
gfarm_error_string(3).