summaryrefslogtreecommitdiff
path: root/libc/signal/sigset-cvt-mask.h
diff options
context:
space:
mode:
Diffstat (limited to 'libc/signal/sigset-cvt-mask.h')
-rw-r--r--libc/signal/sigset-cvt-mask.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/libc/signal/sigset-cvt-mask.h b/libc/signal/sigset-cvt-mask.h
index 83be40a51..76dd01c7e 100644
--- a/libc/signal/sigset-cvt-mask.h
+++ b/libc/signal/sigset-cvt-mask.h
@@ -22,7 +22,9 @@
static __inline__ void __attribute__ ((unused))
sigset_set_old_mask (sigset_t *set, int mask)
{
- if (_SIGSET_NWORDS > 1)
+ if (_SIGSET_NWORDS == 2) /* typical */
+ set->__val[1] = 0;
+ if (_SIGSET_NWORDS > 2)
memset(set, 0, sizeof(*set));
set->__val[0] = (unsigned int) mask;
}