From a8da6c2f287037cbacc65578a268f355760eaf8e Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Sun, 25 Nov 2012 23:04:23 -0500
Subject: fixup mcontext stuff to expost gregset_t/fpregset_t as appropriate

---
 arch/x86_64/bits/signal.h | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

(limited to 'arch/x86_64')

diff --git a/arch/x86_64/bits/signal.h b/arch/x86_64/bits/signal.h
index 38f3bc42..9043aeaf 100644
--- a/arch/x86_64/bits/signal.h
+++ b/arch/x86_64/bits/signal.h
@@ -2,7 +2,8 @@
  || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 
 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-struct _fpstate {
+typedef long long greg_t, gregset_t[23];
+typedef struct _fpstate {
 	unsigned short cwd, swd, ftw, fop;
 	unsigned long long rip, rdp;
 	unsigned mxcsr, mxcr_mask;
@@ -13,7 +14,7 @@ struct _fpstate {
 		unsigned element[4];
 	} _xmm[16];
 	unsigned padding[24];
-};
+} *fpregset_t;
 struct sigcontext {
 	unsigned long r8, r9, r10, r11, r12, r13, r14, r15;
 	unsigned long rdi, rsi, rbp, rbx, rdx, rax, rcx, rsp, rip, eflags;
@@ -23,8 +24,8 @@ struct sigcontext {
 	unsigned long __reserved1[8];
 };
 typedef struct {
-	unsigned long long gregs[23];
-	struct _fpstate *fpregs;
+	gregset_t gregs;
+	fpregset_t fpregs;
 	unsigned long long __reserved1[8];
 } mcontext_t;
 #else
-- 
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