old swi library: replace by original yap code

library/dialect/swi/os/pl-option.h

@@ -0,0 +1,51 @@
+/*  $Id$
+
+    Part of SWI-Prolog
+
+    Author:        Jan Wielemaker
+    E-mail:        J.Wielemaker@uva.nl
+    WWW:           http://www.swi-prolog.org
+    Copyright (C): 1985-2008, University of Amsterdam
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#ifndef OPTION_H_INCLUDED
+#define OPTION_H_INCLUDED
+
+#define OPT_BOOL	(0)		/* types */
+#define OPT_INT		(1)
+#define OPT_STRING	(2)
+#define OPT_ATOM	(3)
+#define OPT_TERM	(4)		/* arbitrary term */
+#define OPT_LONG	(5)
+#define OPT_NATLONG	(6)		/* > 0 */
+#define OPT_SIZE	(7)		/* size_t */
+#define OPT_DOUBLE	(8)
+#define OPT_LOCALE	(9)
+#define OPT_TYPE_MASK	0xff
+#define OPT_INF		0x100		/* allow 'inf' */
+
+#define OPT_ALL		0x1		/* flags */
+
+typedef struct
+{ atom_t	name;			/* Name of option */
+  int		type;			/* Type of option */
+} opt_spec, *OptSpec;
+
+COMMON(bool)		scan_options(term_t list, int flags, atom_t name,
+				     const opt_spec *specs, ...);
+
+#endif /*OPTION_H_INCLUDED*/