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32 #if defined(SYSLIBC_SCCS) && !defined(lint)
33 /* .asciz "@(#)sigprocmask.s 8.1 (Berkeley) 6/4/93" */
34 RCSID("$NetBSD: compat_sigprocmask13.S,v 1.2 2011/01/25 02:38:16 matt Exp $")
35 #endif /* SYSLIBC_SCCS and not lint */
37 WARN_REFERENCES(sigprocmask, \
38 "warning: reference to compatibility sigprocmask(); include <signal.h> for correct reference")
41 tstl 8(%ap) # check new sigset pointer
42 bneq 1f # if not null, indirect
43 /* movl $0,8(%ap) # null mask pointer: block empty set */
44 movl $1,4(%ap) # SIG_BLOCK
46 1: movl *8(%ap),8(%ap) # indirect to new mask arg
47 2: chmk $ SYS_compat_13_sigprocmask13
51 3: tstl 12(%ap) # test if old mask requested
53 movl %r0,*12(%ap) # store old mask