headers for x86_64

1 files changed, 26 insertions, 0 deletions

diff --git a/libc/sysdeps/linux/x86_64/bits/sigcontextinfo.h b/libc/sysdeps/linux/x86_64/bits/sigcontextinfo.h
new file mode 100644
index 000000000..11493c580
--- /dev/null
+++ b/libc/sysdeps/linux/x86_64/bits/sigcontextinfo.h
@@ -0,0 +1,26 @@
+/* Copyright (C) 2001, 2002, 2003 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#define SIGCONTEXT siginfo_t *_si, struct ucontext *
+#define SIGCONTEXT_EXTRA_ARGS _si,
+#define GET_PC(ctx)	((void *) (ctx)->uc_mcontext.gregs[REG_RIP])
+#define GET_FRAME(ctx)	((void *) (ctx)->uc_mcontext.gregs[REG_RBP])
+#define GET_STACK(ctx)	((void *) (ctx)->uc_mcontext.gregs[REG_RSP])
+
+#define CALL_SIGHANDLER(handler, signo, ctx) \
+  (handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx))