This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
47 lines
1.6 KiB
ArmAsm
47 lines
1.6 KiB
ArmAsm
/* $NetBSD: compat_sigprocmask.S,v 1.1 2005/09/16 18:21:20 drochner Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1994, 1995 Carnegie-Mellon University.
|
|
* All rights reserved.
|
|
*
|
|
* Author: Chris G. Demetriou
|
|
*
|
|
* Permission to use, copy, modify and distribute this software and
|
|
* its documentation is hereby granted, provided that both the copyright
|
|
* notice and this permission notice appear in all copies of the
|
|
* software, derivative works or modified versions, and any portions
|
|
* thereof, and that both notices appear in supporting documentation.
|
|
*
|
|
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
|
|
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
|
|
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
|
|
*
|
|
* Carnegie Mellon requests users of this software to return to
|
|
*
|
|
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
|
|
* School of Computer Science
|
|
* Carnegie Mellon University
|
|
* Pittsburgh PA 15213-3890
|
|
*
|
|
* any improvements or extensions that they make and grant Carnegie the
|
|
* rights to redistribute these changes.
|
|
*/
|
|
|
|
#include "SYS.h"
|
|
|
|
WARN_REFERENCES(sigprocmask, \
|
|
"warning: reference to compatibility sigprocmask(); include <signal.h> for correct reference")
|
|
|
|
LEAF(sigprocmask, 3)
|
|
mov a2, a5 /* safe */
|
|
cmoveq a1, 1, a0 /* if set == NULL, how = SIG_BLOCK */
|
|
beq a1, Ldoit /* and set = 0, and do it. */
|
|
ldl a1, 0(a1) /* load the set from *set */
|
|
Ldoit: CALLSYS_ERROR(compat_13_sigprocmask13)
|
|
beq a5, Lret /* if they don't want old mask, done */
|
|
stl v0, 0(a5) /* otherwise, give it to them. */
|
|
Lret: mov zero, v0
|
|
RET
|
|
|
|
END(sigprocmask)
|
|
|