It fixes tst-signal6 and friends.
Signed-off-by: Vladimir Murzin <vladimir.murzin(a)arm.com>
---
libc/sysdeps/linux/aarch64/bits/sigstack.h | 56 ++++++++++++++++++++++++++++++
1 file changed, 56 insertions(+)
create mode 100644 libc/sysdeps/linux/aarch64/bits/sigstack.h
diff --git a/libc/sysdeps/linux/aarch64/bits/sigstack.h
b/libc/sysdeps/linux/aarch64/bits/sigstack.h
new file mode 100644
index 0000000..7cb8926
--- /dev/null
+++ b/libc/sysdeps/linux/aarch64/bits/sigstack.h
@@ -0,0 +1,56 @@
+/* sigstack, sigaltstack definitions.
+ Copyright (C) 1998, 1999 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/>. */
+
+#ifndef _SIGNAL_H
+# error "Never include this file directly. Use <signal.h> instead"
+#endif
+
+
+#if defined __UCLIBC_SUSV4_LEGACY__ || !defined __UCLIBC_STRICT_HEADERS__
+/* Structure describing a signal stack (obsolete). */
+struct sigstack
+ {
+ void *ss_sp; /* Signal stack pointer. */
+ int ss_onstack; /* Nonzero if executing on this stack. */
+ };
+#endif
+
+
+/* Possible values for `ss_flags.'. */
+enum
+{
+ SS_ONSTACK = 1,
+#define SS_ONSTACK SS_ONSTACK
+ SS_DISABLE
+#define SS_DISABLE SS_DISABLE
+};
+
+/* Minimum stack size for a signal handler. */
+#define MINSIGSTKSZ 5120
+
+/* System default stack size. */
+#define SIGSTKSZ 16384
+
+
+/* Alternate, preferred interface. */
+typedef struct sigaltstack
+ {
+ void *ss_sp;
+ int ss_flags;
+ size_t ss_size;
+ } stack_t;
--
2.7.4
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