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      1 /*	$NetBSD: menuutils.c,v 1.6 2016/06/11 06:20:11 dholland Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1996, 1997
      5  * 	Matthias Drochner.  All rights reserved.
      6  * Copyright (c) 1996, 1997
      7  * 	Perry E. Metzger.  All rights reserved.
      8  * Copyright (c) 1997
      9  *	Jason R. Thorpe.  All rights reserved
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions and the following disclaimer.
     16  * 2. Redistributions in binary form must reproduce the above copyright
     17  *    notice, this list of conditions and the following disclaimer in the
     18  *    documentation and/or other materials provided with the distribution.
     19  * 3. All advertising materials mentioning features or use of this software
     20  *    must display the following acknowledgements:
     21  *	This product includes software developed for the NetBSD Project
     22  *	by Matthias Drochner.
     23  *	This product includes software developed for the NetBSD Project
     24  *	by Perry E. Metzger.
     25  * 4. The names of the authors may not be used to endorse or promote products
     26  *    derived from this software without specific prior written permission.
     27  *
     28  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     29  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     30  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     31  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     32  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     33  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     34  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     35  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     36  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     37  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     38  */
     39 
     40 #include <lib/libkern/libkern.h>
     41 #include <lib/libsa/stand.h>
     42 
     43 #include "libi386.h"
     44 
     45 void
     46 docommand(char *arg)
     47 {
     48 	char *options;
     49 	int i;
     50 
     51 	options = gettrailer(arg);
     52 
     53 	for (i = 0; commands[i].c_name != NULL; i++) {
     54 		if (strcmp(arg, commands[i].c_name) == 0) {
     55 			(*commands[i].c_fn)(options);
     56 			return;
     57 		}
     58 	}
     59 
     60 	printf("unknown command\n");
     61 	command_help(NULL);
     62 }
     63 
     64 __dead void
     65 bootmenu(void)
     66 {
     67 	char input[80];
     68 
     69 	for (;;) {
     70 		char *c = input;
     71 
     72 		input[0] = '\0';
     73 		printf("> ");
     74 		kgets(input, sizeof(input));
     75 
     76 		/*
     77 		 * Skip leading whitespace.
     78 		 */
     79 		while (*c == ' ')
     80 			c++;
     81 		if (*c)
     82 			docommand(c);
     83 	}
     84 }
     85