X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8f6c56a50524aa785f7e596d52dddfb331e18961..b7266188b87f3620ec3f9f717e57194a7dd989fe:/bsd/sys/ucontext.h

diff --git a/bsd/sys/ucontext.h b/bsd/sys/ucontext.h
index 18f0c4a02..b31d50ed3 100644
--- a/bsd/sys/ucontext.h
+++ b/bsd/sys/ucontext.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2002-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2002-2006 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -31,56 +31,45 @@
 
 #include <sys/cdefs.h>
 #include <sys/_types.h>
-#include <machine/ucontext.h>
+
+#define __need_mcontext_t
+#define __need_stack_t
+#define __need_ucontext_t
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#if defined(__ppc__) || defined(__ppc64__)
+#define __need_mcontext64_t
+#define __need_ucontext64_t
+#endif /* __ppc__|| __ppc64__  */ 
+#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
+#include <sys/_structs.h>
 
 #ifndef _SIGSET_T
 #define _SIGSET_T
 typedef __darwin_sigset_t	sigset_t;
 #endif
 
-#ifndef _STACK_T
-#define _STACK_T
-typedef __darwin_stack_t	stack_t;
-#endif
-
-#ifndef _UCONTEXT_T
-#define _UCONTEXT_T
-#ifndef _POSIX_C_SOURCE
-typedef struct ucontext 	ucontext_t;
-#else /* _POSIX_C_SOURCE */
-typedef struct __darwin_ucontext ucontext_t;
-#endif /* _POSIX_C_SOURCE */
-#endif
-
-#ifndef _POSIX_C_SOURCE
-#ifndef _UCONTEXT64_T
-#define _UCONTEXT64_T
-typedef struct ucontext64	ucontext64_t;
-#endif
-#endif /* _POSIX_C_SOURCE */
-
 #ifdef KERNEL
 #include <machine/types.h>	/* user_addr_t, user_size_t */
 
-#if __DARWIN_ALIGN_NATURAL
-#pragma options align=natural
-#endif
-
 /* kernel representation of struct ucontext64 for 64 bit processes */
-struct user_ucontext64 {
+typedef struct user_ucontext64 {
 	int				uc_onstack;
 	sigset_t			uc_sigmask;	/* signal mask */
-	struct user_sigaltstack 	uc_stack;	/* stack */
+	struct user64_sigaltstack 	uc_stack;	/* stack */
 	user_addr_t			uc_link;	/* ucontext pointer */
 	user_size_t			uc_mcsize;	/* mcontext size */
 	user_addr_t			uc_mcontext64;	/* machine context */
-};
+} user_ucontext64_t;
 
-#if __DARWIN_ALIGN_NATURAL
-#pragma options align=reset
-#endif
+typedef struct user_ucontext32 {
+	int				uc_onstack;
+	sigset_t			uc_sigmask;	/* signal mask */
+	struct user32_sigaltstack 	uc_stack;	/* stack */
+	user32_addr_t			uc_link;	/* ucontext pointer */
+	user32_size_t			uc_mcsize;	/* mcontext size */
+	user32_addr_t			uc_mcontext;	/* machine context */
+} user_ucontext32_t;
 
-typedef struct user_ucontext64 user_ucontext64_t;
 #endif	/* KERNEL */
 
 #endif /* _SYS_UCONTEXT_H_ */