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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
parent82c93a0ffe43f36e3e79d14b3d46f7c9f2f538de (diff)
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[AArch64] Adding sigcontextinfo.h
-rw-r--r--ports/ChangeLog.aarch644
-rw-r--r--ports/sysdeps/unix/sysv/linux/aarch64/sigcontextinfo.h35
2 files changed, 39 insertions, 0 deletions
diff --git a/ports/ChangeLog.aarch64 b/ports/ChangeLog.aarch64
index 537ae601e0..0090872dbe 100644
--- a/ports/ChangeLog.aarch64
+++ b/ports/ChangeLog.aarch64
@@ -1,3 +1,7 @@
+2013-09-24 Venkataramanan Kumar <venkataramanan.kumar@linaro.org>
+
+ * sysdeps/unix/sysv/linux/aarch64/sigcontextinfo.h: New file.
+
2013-07-26 Marcus Shawcroft <marcus.shawcroft@linaro.org>
* sysdeps/aarch64/Versions: New file.
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); \
+})