#ifndef SCM_SMOB_H
#define SCM_SMOB_H
-/* Copyright (C) 1995,1996,1998,1999,2000,2001, 2004, 2006, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1998, 1999, 2000, 2001, 2004, 2006, 2009,
+ * 2010, 2011, 2012 Free Software Foundation, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
#include "libguile/__scm.h"
#include "libguile/print.h"
+
\f
/* This is the internal representation of a smob type */
size_t (*free) (SCM);
int (*print) (SCM exp, SCM port, scm_print_state *pstate);
SCM (*equalp) (SCM, SCM);
- SCM (*apply) ();
- SCM (*apply_0) (SCM);
- SCM (*apply_1) (SCM, SCM);
- SCM (*apply_2) (SCM, SCM, SCM);
- SCM (*apply_3) (SCM, SCM, SCM, SCM);
- int gsubr_type; /* Used in procprop.c */
+ scm_t_subr apply;
+ /* In 2.2 this field is renamed to "apply_trampoline". */
+ SCM apply_trampoline_objcode;
} scm_smob_descriptor;
-\f
-
-#define SCM_NEWSMOB(z, tc, data) \
-do { \
- z = scm_cell ((tc), (scm_t_bits) (data)); \
-} while (0)
-
-#define SCM_RETURN_NEWSMOB(tc, data) \
- do { SCM __SCM_smob_answer; \
- SCM_NEWSMOB (__SCM_smob_answer, (tc), (data)); \
- return __SCM_smob_answer; \
- } while (0)
-
-#define SCM_NEWSMOB2(z, tc, data1, data2) \
-do { \
- z = scm_double_cell ((tc), (scm_t_bits)(data1), (scm_t_bits)(data2), 0); \
-} while (0)
-
-#define SCM_RETURN_NEWSMOB2(tc, data1, data2) \
- do { SCM __SCM_smob_answer; \
- SCM_NEWSMOB2 (__SCM_smob_answer, (tc), (data1), (data2)); \
- return __SCM_smob_answer; \
- } while (0)
-
-#define SCM_NEWSMOB3(z, tc, data1, data2, data3) \
-do { \
- z = scm_double_cell ((tc), (scm_t_bits)(data1), \
- (scm_t_bits)(data2), (scm_t_bits)(data3)); \
-} while (0)
-
-#define SCM_RETURN_NEWSMOB3(tc, data1, data2, data3) \
- do { SCM __SCM_smob_answer; \
- SCM_NEWSMOB3 (__SCM_smob_answer, (tc), (data1), (data2), (data3)); \
- return __SCM_smob_answer; \
- } while (0)
-
-
-#define SCM_SMOB_FLAGS(x) (SCM_CELL_WORD_0 (x) >> 16)
-#define SCM_SMOB_DATA(x) (SCM_CELL_WORD_1 (x))
-#define SCM_SMOB_DATA_2(x) (SCM_CELL_WORD_2 (x))
-#define SCM_SMOB_DATA_3(x) (SCM_CELL_WORD_3 (x))
-#define SCM_SET_SMOB_DATA(x, data) (SCM_SET_CELL_WORD_1 ((x), (data)))
-#define SCM_SET_SMOB_DATA_2(x, data) (SCM_SET_CELL_WORD_2 ((x), (data)))
-#define SCM_SET_SMOB_DATA_3(x, data) (SCM_SET_CELL_WORD_3 ((x), (data)))
-#define SCM_SET_SMOB_FLAGS(x, data) (scm_i_set_smob_flags((x),(data)<<16))
-
-#define SCM_SMOB_OBJECT(x) (SCM_CELL_OBJECT_1 (x))
-#define SCM_SMOB_OBJECT_2(x) (SCM_CELL_OBJECT_2 (x))
-#define SCM_SMOB_OBJECT_3(x) (SCM_CELL_OBJECT_3 (x))
-#define SCM_SET_SMOB_OBJECT(x,obj) (SCM_SET_CELL_OBJECT_1 ((x), (obj)))
-#define SCM_SET_SMOB_OBJECT_2(x,obj) (SCM_SET_CELL_OBJECT_2 ((x), (obj)))
-#define SCM_SET_SMOB_OBJECT_3(x,obj) (SCM_SET_CELL_OBJECT_3 ((x), (obj)))
-#define SCM_SMOB_OBJECT_LOC(x) (SCM_CELL_OBJECT_LOC ((x), 1))
-#define SCM_SMOB_OBJECT_2_LOC(x) (SCM_CELL_OBJECT_LOC ((x), 2))
-#define SCM_SMOB_OBJECT_3_LOC(x) (SCM_CELL_OBJECT_LOC ((x), 3))
+#define SCM_SMOB_TYPE_MASK 0xffff
+#define SCM_SMOB_TYPE_BITS(tc) (tc)
#define SCM_TC2SMOBNUM(x) (0x0ff & ((x) >> 8))
#define SCM_SMOBNUM(x) (SCM_TC2SMOBNUM (SCM_CELL_TYPE (x)))
/* SCM_SMOBNAME can be 0 if name is missing */
#define SCM_SMOB_PREDICATE(tag, obj) SCM_TYP16_PREDICATE (tag, obj)
#define SCM_SMOB_DESCRIPTOR(x) (scm_smobs[SCM_SMOBNUM (x)])
#define SCM_SMOB_APPLICABLE_P(x) (SCM_SMOB_DESCRIPTOR (x).apply)
-#define SCM_SMOB_APPLY_0(x) (SCM_SMOB_DESCRIPTOR (x).apply_0 (x))
-#define SCM_SMOB_APPLY_1(x, a1) (SCM_SMOB_DESCRIPTOR (x).apply_1 (x, (a1)))
-#define SCM_SMOB_APPLY_2(x, a1, a2) (SCM_SMOB_DESCRIPTOR (x).apply_2 (x, (a1), (a2)))
-#define SCM_SMOB_APPLY_3(x, a1, a2, rst) (SCM_SMOB_DESCRIPTOR (x).apply_3 (x, (a1), (a2), (rst)))
/* Maximum number of SMOB types. */
#define SCM_I_MAX_SMOB_TYPE_COUNT 256
SCM_API long scm_numsmob;
SCM_API scm_smob_descriptor scm_smobs[];
-SCM_API void scm_i_set_smob_flags (SCM x, scm_t_bits data);
+
+\f
+
+SCM_API SCM scm_i_new_smob (scm_t_bits tc, scm_t_bits);
+SCM_API SCM scm_i_new_double_smob (scm_t_bits tc, scm_t_bits,
+ scm_t_bits, scm_t_bits);
+
+
+SCM_INLINE SCM scm_new_smob (scm_t_bits tc, scm_t_bits);
+SCM_INLINE SCM scm_new_double_smob (scm_t_bits tc, scm_t_bits,
+ scm_t_bits, scm_t_bits);
+
+/* These two are internal details of the previous implementation of
+ SCM_NEWSMOB and are no longer used. They are still here to preserve
+ ABI stability in the 2.0 series. */
+SCM_API void scm_i_finalize_smob (void *ptr, void *data);
+SCM_API SCM scm_i_new_smob_with_mark_proc (scm_t_bits tc, scm_t_bits,
+ scm_t_bits, scm_t_bits);
+
+
+#if SCM_CAN_INLINE || defined SCM_INLINE_C_IMPLEMENTING_INLINES
+SCM_INLINE_IMPLEMENTATION SCM
+scm_new_smob (scm_t_bits tc, scm_t_bits data)
+{
+ scm_t_bits smobnum = SCM_TC2SMOBNUM (tc);
+
+ if (SCM_UNLIKELY (scm_smobs[smobnum].mark || scm_smobs[smobnum].free))
+ return scm_i_new_smob (tc, data);
+ else
+ return scm_cell (tc, data);
+}
+
+SCM_INLINE_IMPLEMENTATION SCM
+scm_new_double_smob (scm_t_bits tc, scm_t_bits data1,
+ scm_t_bits data2, scm_t_bits data3)
+{
+ scm_t_bits smobnum = SCM_TC2SMOBNUM (tc);
+
+ if (SCM_UNLIKELY (scm_smobs[smobnum].mark || scm_smobs[smobnum].free))
+ return scm_i_new_double_smob (tc, data1, data2, data3);
+ else
+ return scm_double_cell (tc, data1, data2, data3);
+}
+#endif
+
+#define SCM_NEWSMOB(z, tc, data) \
+ z = scm_new_smob ((tc), (scm_t_bits)(data))
+#define SCM_RETURN_NEWSMOB(tc, data) \
+ return scm_new_smob ((tc), (scm_t_bits)(data))
+
+#define SCM_NEWSMOB2(z, tc, data1, data2) \
+ z = scm_new_double_smob ((tc), (scm_t_bits)(data1), \
+ (scm_t_bits)(data2), 0)
+#define SCM_RETURN_NEWSMOB2(tc, data1, data2) \
+ return scm_new_double_smob ((tc), (scm_t_bits)(data1), \
+ (scm_t_bits)(data2), 0)
+
+#define SCM_NEWSMOB3(z, tc, data1, data2, data3) \
+ z = scm_new_double_smob ((tc), (scm_t_bits)(data1), \
+ (scm_t_bits)(data2), (scm_t_bits)(data3))
+#define SCM_RETURN_NEWSMOB3(tc, data1, data2, data3) \
+ return scm_new_double_smob ((tc), (scm_t_bits)(data1), \
+ (scm_t_bits)(data2), (scm_t_bits)(data3))
+
+\f
+
+#define SCM_SMOB_DATA_N(x, n) (SCM_CELL_WORD ((x), (n)))
+#define SCM_SET_SMOB_DATA_N(x, n, data) (SCM_SET_CELL_WORD ((x), (n), (data)))
+
+#define SCM_SMOB_DATA_0(x) (SCM_SMOB_DATA_N ((x), 0))
+#define SCM_SMOB_DATA_1(x) (SCM_SMOB_DATA_N ((x), 1))
+#define SCM_SMOB_DATA_2(x) (SCM_SMOB_DATA_N ((x), 2))
+#define SCM_SMOB_DATA_3(x) (SCM_SMOB_DATA_N ((x), 3))
+#define SCM_SET_SMOB_DATA_0(x, data) (SCM_SET_SMOB_DATA_N ((x), 0, (data)))
+#define SCM_SET_SMOB_DATA_1(x, data) (SCM_SET_SMOB_DATA_N ((x), 1, (data)))
+#define SCM_SET_SMOB_DATA_2(x, data) (SCM_SET_SMOB_DATA_N ((x), 2, (data)))
+#define SCM_SET_SMOB_DATA_3(x, data) (SCM_SET_SMOB_DATA_N ((x), 3, (data)))
+
+#define SCM_SMOB_FLAGS(x) (SCM_SMOB_DATA_0 (x) >> 16)
+#define SCM_SMOB_DATA(x) (SCM_SMOB_DATA_1 (x))
+#define SCM_SET_SMOB_FLAGS(x, data) (SCM_SET_SMOB_DATA_0 ((x), (SCM_CELL_TYPE (x)&0xffff)|((data)<<16)))
+#define SCM_SET_SMOB_DATA(x, data) (SCM_SET_SMOB_DATA_1 ((x), (data)))
+
+#define SCM_SMOB_OBJECT_N(x,n) (SCM_CELL_OBJECT ((x), (n)))
+#define SCM_SET_SMOB_OBJECT_N(x,n,obj) (SCM_SET_CELL_OBJECT ((x), (n), (obj)))
+#define SCM_SMOB_OBJECT_N_LOC(x,n) (SCM_CELL_OBJECT_LOC ((x), (n)))
+
+/*#define SCM_SMOB_OBJECT_0(x) (SCM_SMOB_OBJECT_N ((x), 0))*/
+#define SCM_SMOB_OBJECT_1(x) (SCM_SMOB_OBJECT_N ((x), 1))
+#define SCM_SMOB_OBJECT_2(x) (SCM_SMOB_OBJECT_N ((x), 2))
+#define SCM_SMOB_OBJECT_3(x) (SCM_SMOB_OBJECT_N ((x), 3))
+/*#define SCM_SET_SMOB_OBJECT_0(x,obj) (SCM_SET_SMOB_OBJECT_N ((x), 0, (obj)))*/
+#define SCM_SET_SMOB_OBJECT_1(x,obj) (SCM_SET_SMOB_OBJECT_N ((x), 1, (obj)))
+#define SCM_SET_SMOB_OBJECT_2(x,obj) (SCM_SET_SMOB_OBJECT_N ((x), 2, (obj)))
+#define SCM_SET_SMOB_OBJECT_3(x,obj) (SCM_SET_SMOB_OBJECT_N ((x), 3, (obj)))
+#define SCM_SMOB_OBJECT_0_LOC(x) (SCM_SMOB_OBJECT_N_LOC ((x), 0)))
+#define SCM_SMOB_OBJECT_1_LOC(x) (SCM_SMOB_OBJECT_N_LOC ((x), 1)))
+#define SCM_SMOB_OBJECT_2_LOC(x) (SCM_SMOB_OBJECT_N_LOC ((x), 2)))
+#define SCM_SMOB_OBJECT_3_LOC(x) (SCM_SMOB_OBJECT_N_LOC ((x), 3)))
+
+#define SCM_SMOB_OBJECT(x) (SCM_SMOB_OBJECT_1 (x))
+#define SCM_SET_SMOB_OBJECT(x,obj) (SCM_SET_SMOB_OBJECT_1 ((x), (obj)))
+#define SCM_SMOB_OBJECT_LOC(x) (SCM_SMOB_OBJECT_1_LOC (x)))
+
+
+#define SCM_SMOB_APPLY_0(x) (scm_call_0 (x))
+#define SCM_SMOB_APPLY_1(x, a1) (scm_call_1 (x, a1))
+#define SCM_SMOB_APPLY_2(x, a1, a2) (scm_call_2 (x, a1, a2))
+#define SCM_SMOB_APPLY_3(x, a1, a2, rst) (scm_call_3 (x, a1, a2, a3))
\f
SCM_API SCM scm_mark0 (SCM ptr);
SCM_API SCM scm_markcdr (SCM ptr);
SCM_API size_t scm_free0 (SCM ptr);
-SCM_API size_t scm_smob_free (SCM obj);
SCM_API int scm_smob_print (SCM exp, SCM port, scm_print_state *pstate);
/* The following set of functions is the standard way to create new
int (*print) (SCM, SCM, scm_print_state*));
SCM_API void scm_set_smob_equalp (scm_t_bits tc, SCM (*equalp) (SCM, SCM));
SCM_API void scm_set_smob_apply (scm_t_bits tc,
- SCM (*apply) (),
+ scm_t_subr apply,
unsigned int req,
unsigned int opt,
unsigned int rst);