#define _BSD_I386_SETJMP_H
#include <sys/cdefs.h>
-#include <machine/signal.h>
+
+#if defined(__x86_64__)
+/*
+ * _JBLEN is number of ints required to save the following:
+ * rflags, rip, rbp, rsp, rbx, r12, r13, r14, r15... these are 8 bytes each
+ * mxcsr, fp control word, sigmask... these are 4 bytes each
+ * add 16 ints for future expansion needs...
+ */
+#define _JBLEN ((9 * 2) + 3 + 16)
+typedef int jmp_buf[_JBLEN];
+typedef int sigjmp_buf[_JBLEN + 1];
+
+#else
/*
* _JBLEN is number of ints required to save the following:
*/
#if defined(KERNEL)
+
+#define __need_struct_sigcontext
+#include <i386/_structs.h>
+
typedef struct sigcontext jmp_buf[1];
#define _JBLEN ((sizeof(struct sigcontext)) / sizeof(int))
typedef int sigjmp_buf[_JBLEN+1];
typedef int sigjmp_buf[_JBLEN + 1];
#endif
+#endif
__BEGIN_DECLS
-extern int setjmp(jmp_buf env);
-extern void longjmp(jmp_buf env, int val);
+int setjmp(jmp_buf);
+void longjmp(jmp_buf, int);
#ifndef _ANSI_SOURCE
-int _setjmp(jmp_buf env);
-void _longjmp(jmp_buf, int val);
-int sigsetjmp(sigjmp_buf env, int val);
-void siglongjmp(sigjmp_buf env, int val);
+int _setjmp(jmp_buf);
+void _longjmp(jmp_buf, int);
+int sigsetjmp(sigjmp_buf, int);
+void siglongjmp(sigjmp_buf, int);
#endif /* _ANSI_SOURCE */
-#if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE)
+#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
void longjmperror(void);
#endif /* neither ANSI nor POSIX */
__END_DECLS