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wsemulconf.c revision 1.5 
      1 /* $NetBSD: wsemulconf.c,v 1.5 2001/10/13 15:56:16 augustss 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 #include <sys/cdefs.h>
     34 __KERNEL_RCSID(0, "$NetBSD: wsemulconf.c,v 1.5 2001/10/13 15:56:16 augustss Exp $");
     35 
     36 #include <sys/param.h>
     37 #include <sys/systm.h>
     38 
     39 #include <dev/wscons/wsdisplayvar.h>
     40 #include <dev/wscons/wsksymvar.h>
     41 #include <dev/wscons/wsemulvar.h>		/* pulls in opt_wsemul.h */
     42 #include <dev/wscons/wscons_callbacks.h>
     43 
     44 static const struct wsemul_ops *wsemul_conf[] = {
     45 #ifdef WSEMUL_SUN
     46 	&wsemul_sun_ops,
     47 #endif
     48 #ifdef WSEMUL_VT100
     49 	&wsemul_vt100_ops,
     50 #endif
     51 #ifndef WSEMUL_NO_DUMB
     52 	&wsemul_dumb_ops,
     53 #endif
     54 	NULL
     55 };
     56 
     57 const struct wsemul_ops *
     58 wsemul_pick(const char *name)
     59 {
     60 	const struct wsemul_ops **ops;
     61 
     62 	if (name == NULL) {
     63 		/* default */
     64 #ifdef WSEMUL_DEFAULT
     65 		name = WSEMUL_DEFAULT;
     66 #else
     67 		return (wsemul_conf[0]);
     68 #endif
     69 	}
     70 
     71 	for (ops = &wsemul_conf[0]; *ops != NULL; ops++)
     72 		if (strcmp(name, (*ops)->name) == 0)
     73 			break;
     74 
     75 	return (*ops);
     76 }
     77