From 76fbf6ad4bb2f697512a1541d296c1f749e3b504 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Fri, 9 Aug 2013 21:25:29 -0400
Subject: change sigset_t functions to restrict to _NSIG

the idea here is to avoid advertising signals that don't exist and to
make these functions safe to call (e.g. from within other parts of the
implementation) on fake sigset_t objects which do not have the HURD
padding.
---
 src/signal/sigdelset.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/signal/sigdelset.c')

diff --git a/src/signal/sigdelset.c b/src/signal/sigdelset.c
index a77c638f..ce69280e 100644
--- a/src/signal/sigdelset.c
+++ b/src/signal/sigdelset.c
@@ -4,7 +4,7 @@
 int sigdelset(sigset_t *set, int sig)
 {
 	unsigned s = sig-1;
-	if (s >= 8*sizeof(sigset_t) || sig-32U<3) {
+	if (s >= _NSIG-1 || sig-32U < 3) {
 		errno = EINVAL;
 		return -1;
 	}
-- 
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