overhaul implementation-internal signal protections

[musl] / src / signal / sigfillset.c

diff --git a/src/signal/sigfillset.c b/src/signal/sigfillset.c
index fab50a5..6c84b9b 100644 (file)
--- a/src/signal/sigfillset.c
+++ b/src/signal/sigfillset.c
@@ -1,8 +1,14 @@
 #include <signal.h>
 #include <string.h>
+#include <limits.h>
 
 int sigfillset(sigset_t *set)
 {
-       memset(set, -1, sizeof *set);
+#if ULONG_MAX == 0xffffffff
+       set->__bits[0] = 0x7ffffffful;
+       set->__bits[1] = 0xfffffffcul;
+#else
+       set->__bits[0] = 0xfffffffc7ffffffful;
+#endif
        return 0;
 }