135 lines
2.9 KiB
C
135 lines
2.9 KiB
C
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/*
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* Copyright (c) 2000 Andrew Gallatin and David E. O'Brien
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer
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* in this position and unchanged.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software withough specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/types.h>
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#include <machine/sysarch.h>
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#include <machine/proc.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <err.h>
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extern int sysarch(int, char *);
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static void usage ();
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struct parms {
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u_int64_t uac;
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};
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int
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alpha_setuac(u_int64_t uac)
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{
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struct parms p;
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p.uac = uac;
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return (sysarch(ALPHA_SET_UAC, (char *)&p));
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}
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int
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alpha_getuac(u_int64_t *uac)
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{
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struct parms p;
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int error;
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error = sysarch(ALPHA_GET_UAC, (char *)&p);
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*uac = p.uac;
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return (error);
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}
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static void
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print_uac(u_int64_t uac)
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{
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printf("parent printing is ");
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if (uac & MDP_UAC_NOPRINT)
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printf("off\n");
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else
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printf("on\n");
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printf("parent fixup is ");
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if (uac & MDP_UAC_NOFIX)
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printf("off\n");
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else
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printf("on\n");
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printf("parent sigbus is ");
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if (uac & MDP_UAC_SIGBUS)
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printf("on \n");
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else
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printf("off\n");
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}
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int
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main(argc, argv)
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int argc;
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char **argv;
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{
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int c;
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u_int64_t uac;
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if (alpha_getuac(&uac) != 0)
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err(1, NULL);
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while ((c = getopt(argc, argv, "fpsr")) != -1) {
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switch (c) {
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case 'f':
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uac |= MDP_UAC_NOFIX;
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break;
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case 'p':
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uac |= MDP_UAC_NOPRINT;
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break;
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case 's':
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uac |= MDP_UAC_SIGBUS;
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break;
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case 'r':
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uac = 0;
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break;
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default:
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usage();
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/* NOTREACHED */
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}
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}
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if (argc != 1) {
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if (alpha_setuac(uac) != 0)
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err(1, NULL);
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}
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print_uac(uac);
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return 0;
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}
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static void
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usage ()
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{
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fprintf(stderr, "usage: uac [-fprs]\n");
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}
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