2002-11-26  Morten Welinder  <terra@diku.dk>

	* src/parser.y (gnm_expr_parse_str): Take GnmExprConventions, not
	a ref_parser.  All callers changed.
	(yylex): Flatten structure and use GnmExprConventions options.

	* src/parse-util.h (struct _GnmExprConventions): New structure for
	parsing info.
	(GnmExprParseFlags): Prune lots of flags.

	* src/parse-util.c (parse_util_init, parse_util_shutdown,
	gnm_expr_conventions_new, gnm_expr_conventions_free): New
	functions.
	(gnm_expr_parse_str_simple): New function (was macro).

	* src/libgnumeric.c (gnm_shutdown): Shut down parse_util.
	(gnm_common_init): Init parse_util.

	* src/func.c (gnm_func_placeholder_factory): New function.