/* classes: h_files */
-#ifndef EVALH
-#define EVALH
-/* Copyright (C) 1995, 1996 ,1998, 1999 Free Software Foundation, Inc.
+#ifndef SCM_EVAL_H
+#define SCM_EVAL_H
+/* Copyright (C) 1995,1996,1998,1999,2000,2001 Free Software Foundation, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include "libguile/__scm.h"
+#include "struct.h"
+
\f
/* {Options}
*/
-extern scm_option scm_eval_opts[];
+extern scm_t_option scm_eval_opts[];
#define SCM_EVAL_STACK scm_eval_opts[0].val
#define SCM_N_EVAL_OPTIONS 1
-extern int scm_eval_stack;
+extern long scm_eval_stack;
-extern scm_option scm_evaluator_trap_table[];
+extern scm_t_option scm_evaluator_trap_table[];
extern SCM scm_eval_options_interface (SCM setting);
#define SCM_ICDR (0x00080000L)
#define SCM_IFRINC (0x00000100L)
#define SCM_IDSTMSK (-SCM_IDINC)
-#define SCM_IFRAME(n) ((int)((SCM_ICDR-SCM_IFRINC)>>8) & ((int)(n)>>8))
-#define SCM_IDIST(n) (((unsigned long)(n))>>20)
-#define SCM_ICDRP(n) (SCM_ICDR & (n))
+#define SCM_IFRAME(n) ((long)((SCM_ICDR-SCM_IFRINC)>>8) \
+ & (SCM_UNPACK (n) >> 8))
+#define SCM_IDIST(n) (SCM_UNPACK (n) >> 20)
+#define SCM_ICDRP(n) (SCM_ICDR & SCM_UNPACK (n))
\f
*
* For an explanation of symbols containing "EVAL", see beginning of eval.c.
*/
+#define SCM_EVALIM2(x) \
+ ((SCM_EQ_P ((x), SCM_EOL) \
+ ? scm_misc_error (NULL, scm_s_expression, SCM_EOL), 0 \
+ : 0), \
+ (x))
#ifdef MEMOIZE_LOCALS
-#define SCM_EVALIM(x, env) (SCM_ILOCP (x) ? *scm_ilookup ((x), env) : x)
+#define SCM_EVALIM(x, env) (SCM_ILOCP (x) \
+ ? *scm_ilookup ((x), env) \
+ : SCM_EVALIM2(x))
#else
-#define SCM_EVALIM(x, env) x
+#define SCM_EVALIM(x, env) SCM_EVALIM2(x)
#endif
#ifdef DEBUG_EXTENSIONS
#define SCM_XEVAL(x, env) (SCM_IMP (x) \
- ? (x) \
+ ? SCM_EVALIM2(x) \
: (*scm_ceval_ptr) ((x), (env)))
#define SCM_XEVALCAR(x, env) (SCM_NCELLP (SCM_CAR (x)) \
? (SCM_IMP (SCM_CAR (x)) \
? *scm_lookupcar (x, env, 1) \
: (*scm_ceval_ptr) (SCM_CAR (x), env)))
#else
-#define SCM_XEVAL(x, env) (SCM_IMP (x) ? (x) : scm_ceval ((x), (env)))
+#define SCM_XEVAL(x, env) (SCM_IMP (x) \
+ ? SCM_EVALIM2(x) \
+ : scm_ceval ((x), (env)))
#define SCM_XEVALCAR(x, env) EVALCAR (x, env)
#endif /* DEBUG_EXTENSIONS */
#define SCM_EXTEND_ENV scm_acons
+/*fixme* This should probably be removed throught the code. */
+
+#define SCM_TOP_LEVEL_LOOKUP_CLOSURE (scm_current_module_lookup_closure())
+
+#if SCM_DEBUG_DEPRECATED == 0
+
+extern SCM scm_top_level_lookup_closure_var;
+extern SCM scm_system_transformer;
+#endif
+
+
\f
extern const char scm_s_expression[];
extern const char scm_s_test[];
extern SCM scm_sym_dot;
extern SCM scm_sym_atapply;
extern SCM scm_sym_atcall_cc;
+extern SCM scm_sym_at_call_with_values;
extern SCM scm_sym_delay;
extern SCM scm_sym_arrow;
extern SCM scm_sym_else;
extern SCM scm_f_apply;
-extern long scm_tc16_macro;
-
/* A resolved global variable reference in the CAR position
- * of a list is stored (in code only) as a pointer to a pair with a
+ * of a list is stored (in code only) as a pointer to a variable with a
* tag of 1. This is called a "gloc".
*/
-#define SCM_GLOC_SYM(x) (SCM_CAR((x)-1L))
-#define SCM_GLOC_VAL(x) (SCM_CDR((x)-1L))
-#define SCM_GLOC_VAL_LOC(x) (SCM_CDRLOC((x)-1L))
+#define SCM_GLOC_VAR(x) (SCM_PACK(SCM_UNPACK(x)-scm_tc3_cons_gloc))
+#define SCM_GLOC_VAL(x) (SCM_VARIABLE_REF (SCM_GLOC_VAR (x)))
+#define SCM_GLOC_SET_VAL(x, y) (SCM_VARIABLE_SET (SCM_GLOC_VAR (x), y))
+#define SCM_GLOC_VAL_LOC(x) (SCM_VARIABLE_LOC (SCM_GLOC_VAR (x)))
\f
extern SCM scm_m_1_ify (SCM xorig, SCM env);
extern SCM scm_m_atfop (SCM xorig, SCM env);
extern SCM scm_m_atbind (SCM xorig, SCM env);
+extern SCM scm_m_at_call_with_values (SCM xorig, SCM env);
extern int scm_badargsp (SCM formals, SCM args);
extern SCM scm_ceval (SCM x, SCM env);
extern SCM scm_deval (SCM x, SCM env);
+extern SCM scm_call_0 (SCM proc);
+extern SCM scm_call_1 (SCM proc, SCM arg1);
+extern SCM scm_call_2 (SCM proc, SCM arg1, SCM arg2);
+extern SCM scm_call_3 (SCM proc, SCM arg1, SCM arg2, SCM arg3);
+extern SCM scm_apply_0 (SCM proc, SCM args);
+extern SCM scm_apply_1 (SCM proc, SCM arg1, SCM args);
+extern SCM scm_apply_2 (SCM proc, SCM arg1, SCM arg2, SCM args);
+extern SCM scm_apply_3 (SCM proc, SCM arg1, SCM arg2, SCM arg3, SCM args);
extern SCM scm_nconc2last (SCM lst);
extern SCM scm_apply (SCM proc, SCM arg1, SCM args);
extern SCM scm_dapply (SCM proc, SCM arg1, SCM args);
extern SCM scm_promise_p (SCM x);
extern SCM scm_cons_source (SCM xorig, SCM x, SCM y);
extern SCM scm_copy_tree (SCM obj);
+#if SCM_DEBUG_DEPRECATED == 0
extern SCM scm_eval_3 (SCM obj, int copyp, SCM env);
extern SCM scm_eval2 (SCM obj, SCM env_thunk);
-extern SCM scm_eval (SCM obj);
-extern SCM scm_eval_x (SCM obj);
+#endif
+extern SCM scm_i_eval_x (SCM exp, SCM env);
+extern SCM scm_i_eval (SCM exp, SCM env);
+extern SCM scm_primitive_eval (SCM exp);
+extern SCM scm_primitive_eval_x (SCM exp);
+extern SCM scm_eval (SCM exp, SCM module);
+extern SCM scm_eval_x (SCM exp, SCM module);
+
extern void scm_init_eval (void);
-#endif /* EVALH */
+#endif /* SCM_EVAL_H */
+
+/*
+ Local Variables:
+ c-file-style: "gnu"
+ End:
+*/