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guile/guile-core/libguile fports.c ports.c por ...

CVSROOT:	/cvs/guile
Module name:	guile
Changes by:	jimb@egcs.cygnus.com	99/08/19 19:44:14

Modified files:
	guile-core/libguile: fports.c ports.c ports.h strports.c 

Log message:
	* ports.h (enum scm_port_rw_active): New enum, containing
	SCM_PORT_READ, SCM_PORT_WRITE, and SCM_PORT_NEITHER (instead of
	zero).  The debugger knows about enums, but doesn't know about
	#defines.
	(typedef scm_port): Declare rw_active member to be an enum
	scm_port_rw_active.
	* fports.c (fport_flush, fport_end_input): Use SCM_PORT_NEITHER
	instead of zero.
	* ports.c (scm_add_to_port_table): Same.
	* strports.c (st_flush, st_end_input): Same.
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