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Date: Sat, 20 Aug 2016 17:04:44 +0200
From: Szabolcs Nagy <nsz@...t70.net>
To: musl@...ts.openwall.com
Subject: [PATCH 3/4] add SS_AUTODISARM sigaltstack ss_flags from linux v4.7
to signal.h
only matters if swapcontext is used in a signal handler running on an
altstack, new in linux commit 2a74213838104a41588d86fd5e8d344972891ace
---
include/signal.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/signal.h b/include/signal.h
index a16094c..2c8b3d5 100644
--- a/include/signal.h
+++ b/include/signal.h
@@ -239,6 +239,8 @@ void (*sigset(int, void (*)(int)))(int);
#define POLL_HUP 6
#define SS_ONSTACK 1
#define SS_DISABLE 2
+#define SS_AUTODISARM (1U << 31)
+#define SS_FLAG_BITS SS_AUTODISARM
#endif
#if defined(_BSD_SOURCE) || defined(_GNU_SOURCE)
--
2.8.1
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