2006-09-14 Jerry DeLisle <jvdelisle@gcc.gnu.org>

	PR libgfortran/29053
	* io.h (gfc_unit): Add variable, strm_pos, to track
	STREAM I/O file position.
	* file_pos.c (st_rewind): Set strm_pos to beginning.
	* open.c (new_unit): Initialize strm_pos.
	* read.c (read_x): Bump strm_pos.
	* inquire.c (inquire_via_unit): Return strm_pos value.
	* transfer.c (read_block),(read_block_direct),(write_block)
	(write_buf): Seek to strm_pos - 1.  Update strm_pos when done.
	(pre_position): Initialize strm_pos.
	(data_transfer_init): Set strm_pos if DT_HAS_REC.
	(finalize_transfer): Flush file, no need to update strm_pos.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@116970 138bc75d-0d04-0410-961f-82ee72b054a4