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Added the SETMASK32 command for sigprocmask(2). This is equivalent to

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SETMASK except that the upper 32 bits are left untouched
This commit is contained in:
manu 2002-03-26 22:59:32 +00:00
parent cbc8e60f5f
commit fff388471d
2 changed files with 52 additions and 3 deletions
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51
sys/compat/irix/irix_signal.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: irix_signal.c,v 1.7 2002/03/26 16:58:56 manu Exp $ */
/* $NetBSD: irix_signal.c,v 1.8 2002/03/26 22:59:32 manu Exp $ */
/*-
* Copyright (c) 1994, 2001-2002 The NetBSD Foundation, Inc.
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: irix_signal.c,v 1.7 2002/03/26 16:58:56 manu Exp $");
__KERNEL_RCSID(0, "$NetBSD: irix_signal.c,v 1.8 2002/03/26 22:59:32 manu Exp $");
#include <sys/types.h>
#include <sys/signal.h>
@ -53,8 +53,14 @@ __KERNEL_RCSID(0, "$NetBSD: irix_signal.c,v 1.7 2002/03/26 16:58:56 manu Exp $")
#include <machine/regnum.h>
#include <compat/common/compat_util.h>
#include <compat/svr4/svr4_types.h>
#include <compat/svr4/svr4_wait.h>
#include <compat/svr4/svr4_signal.h>
#include <compat/svr4/svr4_lwp.h>
#include <compat/svr4/svr4_ucontext.h>
#include <compat/svr4/svr4_syscallargs.h>
#include <compat/irix/irix_signal.h>
#include <compat/irix/irix_syscallargs.h>
@ -616,3 +622,44 @@ loop:
goto loop;
}
int
irix_sys_sigprocmask(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct irix_sys_sigprocmask_args /* {
syscallarg(int) how;
syscallarg(irix_sigset_t *) set;
syscallarg(irix_sigset_t *) oset;
} */ *uap = v;
struct svr4_sys_sigprocmask_args cup;
int error;
sigset_t *obss;
irix_sigset_t niss, oiss;
caddr_t sg;
SCARG(&cup, how) = SCARG(uap, how);
SCARG(&cup, set) = (svr4_sigset_t *)SCARG(uap, set);
SCARG(&cup, oset) = (svr4_sigset_t *)SCARG(uap, oset);
if (SCARG(uap, how) == IRIX_SIG_SETMASK32) {
sg = stackgap_init(p, 0);
if ((error = copyin(SCARG(uap, set), &niss, sizeof(niss))) != 0)
return error;
SCARG(&cup, set) = stackgap_alloc(p, &sg, sizeof(niss));
obss = &p->p_sigctx.ps_sigmask;
native_to_irix_sigset(obss, &oiss);
/* preserve the higher 32 bits */
niss.bits[3] = oiss.bits[3];
if ((error = copyout(&niss, (void *)SCARG(&cup, set),
sizeof(niss))) != 0)
return error;
SCARG(&cup, how) = SVR4_SIG_SETMASK;
}
return svr4_sys_sigprocmask(p, &cup, retval);
}

4
sys/compat/irix/irix_signal.h
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@ -1,4 +1,4 @@
/* $NetBSD: irix_signal.h,v 1.4 2002/02/17 20:50:06 manu Exp $ */
/* $NetBSD: irix_signal.h,v 1.5 2002/03/26 22:59:32 manu Exp $ */
/*-
* Copyright (c) 2001-2002 The NetBSD Foundation, Inc.
@ -48,6 +48,8 @@
/* From IRIX's <sys/signal.h> */
#define IRIX_SIG_SETMASK32 256
typedef struct irix_sigcontext {
__uint32_t isc_regmask;
__uint32_t isc_status;