usr/src/lib/libc/i386/sys/sigsuspend.s

/*-
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * William Jolitz.
 *
 * %sccs.include.redist.c%
 */

#if defined(SYSLIBC_SCCS) && !defined(lint)
        .asciz "@(#)sigsuspend.s        5.2 (Berkeley) %G%"
#endif /* SYSLIBC_SCCS and not lint */

#include "SYS.h"

err:
        jmp     cerror

ENTRY(sigsuspend)
        movl    4(%esp),%eax            # fetch mask arg
        movl    (%eax),%eax             # indirect to mask arg
        movl    %eax,4(%esp)
        movl    $ SYS_sigsuspend ,%eax
        LCALL(0x7,0)
        jb      err
        xorl    %eax,%eax               # shouldn t happen
        ret