typedef vm_size_t os_vm_size_t;
typedef off_t os_vm_offset_t;
typedef int os_vm_prot_t;
+typedef int os_context_register_t;
+
+#if defined __OpenBSD__
+/* name defined for compatibility between OpenBSD 3.1 sigaltstack(2) and
+ * Linux sigaltstack(2) */
+typedef struct sigaltstack stack_t;
+#elif defined __FreeBSD__
+/* FreeBSD 4.6 already has stack_t defined. */
+#endif
#if defined __FreeBSD__
/* Note: The man page for sigaction(2) in FreeBSD 4.0 says that this
* is an mcontext_t, but according to comments by Raymond Wiker in the
* original FreeBSD port of SBCL, that's wrong, it's actually a
* ucontext_t. */
+
+#include <sys/ucontext.h>
typedef ucontext_t os_context_t;
/* As the sbcl-devel message from Raymond Wiker 2000-12-01, FreeBSD
* (unlike Linux and OpenBSD) doesn't let us tweak the CPU's single
* step flag bit by messing with the flags stored in a signal context,
* so we need to implement single stepping in a more roundabout way. */
#define CANNOT_GET_TO_SINGLE_STEP_FLAG
+#define SIG_MEMORY_FAULT SIGBUS
#elif defined __OpenBSD__
typedef struct sigcontext os_context_t;
+#define SIG_MEMORY_FAULT SIGSEGV
#else
#error unsupported BSD variant
#endif
+#include "target-arch-os.h"
+#include "target-arch.h"
+
#define OS_VM_PROT_READ PROT_READ
#define OS_VM_PROT_WRITE PROT_WRITE
#define OS_VM_PROT_EXECUTE PROT_EXEC
-
-#define OS_VM_DEFAULT_PAGESIZE 4096