Annotation of sys/compat/hpux/m68k/hpux_sig2.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: hpux_sig2.c,v 1.2 2004/09/28 11:00:22 miod Exp $ */
2: /* $NetBSD: hpux_sig.c,v 1.16 1997/04/01 19:59:02 scottr Exp $ */
3:
4: /*
5: * Copyright (c) 1988 University of Utah.
6: * Copyright (c) 1990, 1993
7: * The Regents of the University of California. All rights reserved.
8: *
9: * This code is derived from software contributed to Berkeley by
10: * the Systems Programming Group of the University of Utah Computer
11: * Science Department.
12: *
13: * Redistribution and use in source and binary forms, with or without
14: * modification, are permitted provided that the following conditions
15: * are met:
16: * 1. Redistributions of source code must retain the above copyright
17: * notice, this list of conditions and the following disclaimer.
18: * 2. Redistributions in binary form must reproduce the above copyright
19: * notice, this list of conditions and the following disclaimer in the
20: * documentation and/or other materials provided with the distribution.
21: * 3. Neither the name of the University nor the names of its contributors
22: * may be used to endorse or promote products derived from this software
23: * without specific prior written permission.
24: *
25: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35: * SUCH DAMAGE.
36: *
37: * from: Utah $Hdr: hpux_sig.c 1.4 92/01/20$
38: *
39: * @(#)hpux_sig.c 8.2 (Berkeley) 9/23/93
40: */
41:
42: /*
43: * Signal related HPUX compatibility routines
44: */
45:
46: #include <sys/param.h>
47: #include <sys/systm.h>
48: #include <sys/kernel.h>
49: #include <sys/mount.h>
50: #include <sys/proc.h>
51: #include <sys/signalvar.h>
52: #include <sys/syscallargs.h>
53:
54: #include <compat/hpux/hpux.h>
55: #include <compat/hpux/hpux_sig.h>
56: #include <compat/hpux/m68k/hpux_syscallargs.h>
57:
58: int
59: hpux_sys_ssig_6x(p, v, retval)
60: struct proc *p;
61: void *v;
62: register_t *retval;
63: {
64: struct hpux_sys_ssig_6x_args /* {
65: syscallarg(int) signo;
66: syscallarg(sig_t) fun;
67: } */ *uap = v;
68: int a;
69: struct sigaction vec;
70: struct sigaction *sa = &vec;
71:
72: a = hpuxtobsdsig(SCARG(uap, signo));
73: sa->sa_handler = SCARG(uap, fun);
74: /*
75: * Kill processes trying to use job control facilities
76: * (this'll help us find any vestiges of the old stuff).
77: */
78: if ((a &~ 0377) ||
79: (sa->sa_handler != SIG_DFL && sa->sa_handler != SIG_IGN &&
80: ((int)sa->sa_handler) & 1)) {
81: psignal(p, SIGSYS);
82: return (0);
83: }
84: if (a <= 0 || a >= NSIG || a == SIGKILL || a == SIGSTOP ||
85: (a == SIGCONT && sa->sa_handler == SIG_IGN))
86: return (EINVAL);
87: sa->sa_mask = 0;
88: sa->sa_flags = 0;
89: *retval = (int)p->p_sigacts->ps_sigact[a];
90: setsigvec(p, a, sa);
91: #if 0
92: p->p_flag |= SOUSIG; /* mark as simulating old stuff */
93: #endif
94: return (0);
95: }
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