1999-07-04 Gary Houston <ghouston@easynet.co.uk>

1999-07-04  Gary Houston  <ghouston@easynet.co.uk>
	* unif.c (scm_uniform_array_write): likewise.
	* ioext.c (scm_redirect_port): likewise.
	* ports.c (scm_putc): call scm_read_flush.
	(scm_puts): likewise.
	(scm_lfwrite): likewise.
	(scm_lseek): likewise.
	(scm_ftruncate): likewise.
	* ports.c (scm_fill_buffer): don't take pt argument.  change callers.
	(read_flush_void_port): new proc, for void port ptob.
	* vports.c (sf_read_flush): likewise.
	* strports.c (st_read_flush): take offset arg.
	* fports.c (local_read_flush): use offset, don't reset putback
	buffer here.
	* ports.h (scm_ptobfuns): let read_flush take an offset argument,
	which is the number of chars from the putback buffer.
	* ports.c (scm_read_flush): new procedure, resets the putback
	buffer before calling the ptob routine.