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wsemulconf.c revision 1.3 
      1 /* $NetBSD: wsemulconf.c,v 1.3 1998/06/15 17:10:37 drochner Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1996, 1997 Christopher G. Demetriou.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *      This product includes software developed by Christopher G. Demetriou
     17  *	for the NetBSD Project.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 static const char _copyright[] __attribute__ ((unused)) =
     34     "Copyright (c) 1996, 1997 Christopher G. Demetriou.  All rights reserved.";
     35 static const char _rcsid[] __attribute__ ((unused)) =
     36     "$NetBSD: wsemulconf.c,v 1.3 1998/06/15 17:10:37 drochner Exp $";
     37 
     38 #include <sys/param.h>
     39 #include <sys/systm.h>
     40 
     41 #include <dev/wscons/wsdisplayvar.h>
     42 #include <dev/wscons/wsksymvar.h>
     43 #include <dev/wscons/wsemulvar.h>		/* pulls in opt_wsemul.h */
     44 #include <dev/wscons/wscons_callbacks.h>
     45 
     46 static const struct wsemul_ops *wsemul_conf[] = {
     47 #ifdef WSEMUL_SUN
     48 	&wsemul_sun_ops,
     49 #endif
     50 #ifdef WSEMUL_VT100
     51 	&wsemul_vt100_ops,
     52 #endif
     53 #ifndef WSEMUL_NO_DUMB
     54 	&wsemul_dumb_ops,
     55 #endif
     56 	NULL
     57 };
     58 
     59 const struct wsemul_ops *
     60 wsemul_pick(name)
     61 	const char *name;
     62 {
     63 	const struct wsemul_ops **ops;
     64 
     65 	if (name == NULL) {
     66 		/* default */
     67 #ifdef WSEMUL_DEFAULT
     68 		name = WSEMUL_DEFAULT;
     69 #else
     70 		return (wsemul_conf[0]);
     71 #endif
     72 	}
     73 
     74 	for (ops = &wsemul_conf[0]; *ops != NULL; ops++)
     75 		if (strcmp(name, (*ops)->name) == 0)
     76 			break;
     77 
     78 	return (*ops);
     79 }
     80