#define _SBCL_RUNTIME_H_
#if defined(LISP_FEATURE_SB_THREAD)
-#define thread_self pthread_self
+#define thread_self() pthread_self()
#define thread_kill pthread_kill
#define thread_sigmask pthread_sigmask
#define thread_mutex_lock(l) pthread_mutex_lock(l)
#define thread_mutex_unlock(l) pthread_mutex_unlock(l)
#else
-#define thread_self getpid
-#define thread_kill kill
+#define thread_self() 0
+#define thread_kill kill_safely
#define thread_sigmask sigprocmask
#define thread_mutex_lock(l) 0
#define thread_mutex_unlock(l) 0
#endif
-/* #define QSHOW */ /* Enable low-level debugging output? */
-/* #define QSHOW_SAFE */ /* Enable blocking interrupts for each SHOW. */
+#if defined(LISP_FEATURE_SB_SAFEPOINT)
+void map_gc_page();
+void unmap_gc_page();
+int check_pending_interrupts();
+#endif
+
+/* Block blockable interrupts for each SHOW, if not 0. */
+#define QSHOW_SIGNAL_SAFE 1
+/* Enable extra-verbose low-level debugging output for signals? (You
+ * probably don't want this unless you're trying to debug very early
+ * cold boot on a new machine, or one where you've just messed up
+ * signal handling.)
+ *
+ * Note: It may be that doing this is fundamentally unsound, since it
+ * causes output from signal handlers, and the i/o libraries aren't
+ * necessarily reentrant. But it can still be very convenient for
+ * figuring out what's going on when you have a signal handling
+ * problem. */
+#define QSHOW_SIGNALS 0
+/* Enable low-level debugging output, if not zero. Defaults to enabled
+ * if QSHOW_SIGNALS, disabled otherwise. Change it to 1 if you want
+ * low-level debugging output but not the whole signal mess. */
+#define QSHOW QSHOW_SIGNALS
-#ifdef QSHOW
+#if QSHOW
-#ifdef QSHOW_SAFE
+#if QSHOW_SIGNAL_SAFE == 1 && !defined(LISP_FEATURE_WIN32)
#include <signal.h>
extern sigset_t blockable_sigset;
#endif
#ifdef LISP_FEATURE_SB_THREAD
-#define QSHOW_PREFIX fprintf(stderr, "%lu ", pthread_self());
+#define QSHOW_PREFIX fprintf(stderr, "%p ", pthread_self());
#else
#define QSHOW_PREFIX
#endif
#endif
-/* Enable extra-verbose low-level debugging output for signals? (You
- * probably don't want this unless you're trying to debug very early
- * cold boot on a new machine, or one where you've just messed up
- * signal handling.)
- *
- * Note: It may be that doing this is fundamentally unsound, since it
- * causes output from signal handlers, and the i/o libraries aren't
- * necessarily reentrant. But it can still be very convenient for
- * figuring out what's going on when you have a signal handling
- * problem.. */
-#define QSHOW_SIGNALS 0
-
#if QSHOW_SIGNALS
#define FSHOW_SIGNAL FSHOW
#else
alpha64 has arrived, all this nastiness can go away */
#if 64 == N_WORD_BITS
#define LOW_WORD(c) ((pointer_sized_uint_t)c)
+#define OBJ_FMTX "lx"
typedef unsigned long lispobj;
#else
+#define OBJ_FMTX "x"
#define LOW_WORD(c) ((long)(c) & 0xFFFFFFFFL)
/* fake it on alpha32 */
typedef unsigned int lispobj;
static inline int
is_lisp_pointer(lispobj obj)
{
+#if N_WORD_BITS == 64
+ return (obj & 3) == 3;
+#else
return obj & 1;
+#endif
}
#include "fixnump.h"
return LOW_WORD(o) | low_tag;
}
+#define MAKE_FIXNUM(n) (n << N_FIXNUM_TAG_BITS)
static inline lispobj
make_fixnum(long n)
{
- return n << N_FIXNUM_TAG_BITS;
+ return MAKE_FIXNUM(n);
}
static inline long
#endif
typedef int boolean;
+static inline boolean
+other_immediate_lowtag_p(lispobj header)
+{
+ /* These lowtags are spaced 4 apart throughout the lowtag space. */
+ return (lowtag_of(header) & 3) == OTHER_IMMEDIATE_0_LOWTAG;
+}
+
/* KLUDGE: As far as I can tell there's no ANSI C way of saying
* "this function never returns". This is the way that you do it
* in GCC later than version 2.5 or so. */
extern void *successful_malloc (size_t size);
extern char *copied_string (char *string);
-#define RUNTIME_OPTIONS_MAGIC 0x31EBF355
-/* 1 for magic, 1 for boolean, 2 for struct runtime_options fields */
-#define RUNTIME_OPTIONS_WORDS (1 + 1 + 2)
-
-struct runtime_options {
- size_t dynamic_space_size;
- size_t thread_control_stack_size;
-};
+#if defined(LISP_FEATURE_SB_THREAD) && !defined(LISP_FEATURE_SB_SAFEPOINT)
+# define THREADS_USING_GCSIGNAL 1
+#endif
#endif /* _SBCL_RUNTIME_H_ */