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authorMarcus Shawcroft <marcus.shawcroft@linaro.org>2013-09-24 12:59:06 +0100
committerMarcus Shawcroft <marcus.shawcroft@linaro.org>2013-09-24 12:59:06 +0100
commitcfa4df95003c963c16d2102aef9c806f8175f373 (patch)
tree6997709ceb66ea459a82685f2375a06e40c7f3c9 /ports/sysdeps/unix
parent82c93a0ffe43f36e3e79d14b3d46f7c9f2f538de (diff)
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[AArch64] Adding sigcontextinfo.h
Diffstat (limited to 'ports/sysdeps/unix')
-rw-r--r--ports/sysdeps/unix/sysv/linux/aarch64/sigcontextinfo.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/aarch64/sigcontextinfo.h b/ports/sysdeps/unix/sysv/linux/aarch64/sigcontextinfo.h
new file mode 100644
index 0000000000..42ff38eced
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/aarch64/sigcontextinfo.h
@@ -0,0 +1,35 @@
+/* AArch64 definitions for signal handling calling conventions.
+   Copyright (C) 1996-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sys/ucontext.h>
+#include "kernel-features.h"
+
+#define SIGCONTEXT siginfo_t *_si, struct ucontext *
+#define GET_PC(ctx) ((void *) (ctx)->uc_mcontext.pc)
+
+/* There is no reliable way to get the sigcontext unless we use a
+   three-argument signal handler.  */
+#define __sigaction(sig, act, oact) ({ \
+  (act)->sa_flags |= SA_SIGINFO; \
+  (__sigaction) (sig, act, oact); \
+})
+
+#define sigaction(sig, act, oact) ({ \
+  (act)->sa_flags |= SA_SIGINFO; \
+  (sigaction) (sig, act, oact); \
+})