* The author can be reached at djurfeldt@nada.kth.se
* Mikael Djurfeldt, SANS/NADA KTH, 10044 STOCKHOLM, SWEDEN */
-/* Software engineering face-lift by Greg J. Badros, 11-Dec-1999,
- gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */
#include "libguile/_scm.h"
#include "libguile/eval.h"
+#include "libguile/list.h"
#include "libguile/stackchk.h"
#include "libguile/throw.h"
#include "libguile/macros.h"
with_traps_inner (void *data)
{
SCM thunk = SCM_PACK (data);
- return scm_apply (thunk, SCM_EOL, SCM_EOL);
+ return scm_call_0 (thunk);
}
SCM_DEFINE (scm_with_traps, "with-traps", 1, 0, 0,
/* {Memoized Source}
*/
-scm_bits_t scm_tc16_memoized;
+scm_t_bits scm_tc16_memoized;
static int
memoized_print (SCM obj, SCM port, scm_print_state *pstate)
* specified, the top-level environment of the current module will
* be assumed. All environments must match.
*
- * - procedure: make-gloc VARIABLE [ENV]
- *
- * Return a gloc, encapsulated in a memoized object.
- *
- * (Glocs can't exist in normal list structures, since they will
- * be mistaken for structs.)
- *
- * - procedure: gloc? OBJECT
- *
- * Return #t if OBJECT is a memoized gloc.
- *
* - procedure: make-iloc FRAME BINDING CDRP
*
* Return an iloc referring to frame no. FRAME, binding
#include "libguile/variable.h"
#include "libguile/procs.h"
-SCM_DEFINE (scm_make_gloc, "make-gloc", 1, 1, 0,
- (SCM var, SCM env),
- "Create a gloc for variable @var{var} in the environment\n"
- "@var{env}.")
-#define FUNC_NAME s_scm_make_gloc
-{
-#if 1 /* Unsafe */
- if (SCM_CONSP (var))
- var = scm_cons (SCM_BOOL_F, var);
- else
-#endif
- SCM_VALIDATE_VARIABLE (1,var);
- if (SCM_UNBNDP (env))
- env = scm_top_level_env (SCM_TOP_LEVEL_LOOKUP_CLOSURE);
- else
- SCM_VALIDATE_NULLORCONS (2,env);
- return scm_make_memoized (SCM_VARVCELL (var) + 1, env);
-}
-#undef FUNC_NAME
-
-SCM_DEFINE (scm_gloc_p, "gloc?", 1, 0, 0,
- (SCM obj),
- "Return @code{#t} if @var{obj} is a gloc.")
-#define FUNC_NAME s_scm_gloc_p
-{
- return SCM_BOOL((SCM_MEMOIZEDP (obj)
- && (SCM_UNPACK(SCM_MEMOIZED_EXP (obj)) & 7) == 1));
-}
-#undef FUNC_NAME
-
SCM_DEFINE (scm_make_iloc, "make-iloc", 3, 0, 0,
(SCM frame, SCM binding, SCM cdrp),
"Return a new iloc with frame offset @var{frame}, binding\n"
{
SCM_VALIDATE_INUM (1,frame);
SCM_VALIDATE_INUM (2,binding);
- return (SCM_ILOC00
- + SCM_IFRINC * SCM_INUM (frame)
- + (SCM_NFALSEP (cdrp) ? SCM_ICDR : 0)
- + SCM_IDINC * SCM_INUM (binding));
+ return SCM_PACK (SCM_UNPACK (SCM_ILOC00)
+ + SCM_IFRINC * SCM_INUM (frame)
+ + (!SCM_FALSEP (cdrp) ? SCM_ICDR : 0)
+ + SCM_IDINC * SCM_INUM (binding));
}
#undef FUNC_NAME
/*fixme* environments may be two different but equal top-level envs */
if (!SCM_UNBNDP (env) && SCM_MEMOIZED_ENV (car) != env)
SCM_MISC_ERROR ("environment mismatch arg1 <-> arg3",
- scm_cons2 (car, env, SCM_EOL));
+ scm_list_2 (car, env));
else
env = SCM_MEMOIZED_ENV (car);
car = SCM_MEMOIZED_EXP (car);
{
if (!SCM_UNBNDP (env) && SCM_MEMOIZED_ENV (cdr) != env)
SCM_MISC_ERROR ("environment mismatch arg2 <-> arg3",
- scm_cons2 (cdr, env, SCM_EOL));
+ scm_list_2 (cdr, env));
else
env = SCM_MEMOIZED_ENV (cdr);
cdr = SCM_MEMOIZED_EXP (cdr);
SCM_VALIDATE_MEMOIZED (1,obj);
env = SCM_MEMOIZED_ENV (obj);
obj = SCM_MEMOIZED_EXP (obj);
- if (!(SCM_NIMP (obj) && SCM_CAR (obj) == SCM_IM_LAMBDA))
- SCM_MISC_ERROR ("expected lambda expression",
- scm_cons (obj, SCM_EOL));
+ if (!SCM_CONSP (obj) || !SCM_EQ_P (SCM_CAR (obj), SCM_IM_LAMBDA))
+ SCM_MISC_ERROR ("expected lambda expression", scm_list_1 (obj));
return scm_closure (SCM_CDR (obj), env);
}
#undef FUNC_NAME
SCM name = scm_procedure_property (proc, scm_sym_name);
#if 0
/* Source property scm_sym_procname not implemented yet... */
- SCM name = scm_source_property (SCM_CAR (SCM_CDR (SCM_CODE (proc))), scm_sym_procname);
+ SCM name = scm_source_property (SCM_CAR (SCM_CLOSURE_BODY (proc)), scm_sym_procname);
if (SCM_FALSEP (name))
name = scm_procedure_property (proc, scm_sym_name);
#endif
switch (SCM_TYP7 (proc)) {
case scm_tcs_closures:
{
- SCM src;
- src = scm_source_property (SCM_CDR (SCM_CODE (proc)), scm_sym_copy);
- if (! SCM_FALSEP (src))
- return scm_cons2 (scm_sym_lambda, SCM_CAR (SCM_CODE (proc)), src);
- src = SCM_CODE (proc);
+ SCM formals = SCM_CLOSURE_FORMALS (proc);
+ SCM src = scm_source_property (SCM_CLOSURE_BODY (proc), scm_sym_copy);
+ if (!SCM_FALSEP (src))
+ return scm_cons2 (scm_sym_lambda, formals, src);
return scm_cons (scm_sym_lambda,
- scm_unmemocopy (src,
- SCM_EXTEND_ENV (SCM_CAR (src),
- SCM_EOL,
- SCM_ENV (proc))));
+ scm_unmemocopy (SCM_CODE (proc),
+ SCM_EXTEND_ENV (formals,
+ SCM_EOL,
+ SCM_ENV (proc))));
}
case scm_tcs_subrs:
#ifdef CCLO
SCM
scm_reverse_lookup (SCM env, SCM data)
{
- SCM names, values;
- while (SCM_NIMP (env) && SCM_SLOPPY_CONSP (SCM_CAR (env)))
+ while (SCM_CONSP (env) && SCM_CONSP (SCM_CAR (env)))
{
- names = SCM_CAAR (env);
- values = SCM_CDAR (env);
+ SCM names = SCM_CAAR (env);
+ SCM values = SCM_CDAR (env);
while (SCM_CONSP (names))
{
if (SCM_EQ_P (SCM_CAR (values), data))
names = SCM_CDR (names);
values = SCM_CDR (values);
}
- if (! SCM_NULLP (names) && SCM_EQ_P (values, data))
+ if (!SCM_NULLP (names) && SCM_EQ_P (values, data))
return names;
env = SCM_CDR (env);
}
scm_start_stack (SCM id, SCM exp, SCM env)
{
SCM answer;
- scm_debug_frame vframe;
- scm_debug_info vframe_vect_body;
+ scm_t_debug_frame vframe;
+ scm_t_debug_info vframe_vect_body;
vframe.prev = scm_last_debug_frame;
vframe.status = SCM_VOIDFRAME;
vframe.vect = &vframe_vect_body;
#define FUNC_NAME s_start_stack
{
exp = SCM_CDR (exp);
- if (!SCM_ECONSP (exp)
- || !SCM_ECONSP (SCM_CDR (exp))
+ if (!SCM_CONSP (exp)
+ || !SCM_CONSP (SCM_CDR (exp))
|| !SCM_NULLP (SCM_CDDR (exp)))
SCM_WRONG_NUM_ARGS ();
return scm_start_stack (scm_eval_car (exp, env), SCM_CADR (exp), env);
* The debugging evaluator throws these on frame traps.
*/
-scm_bits_t scm_tc16_debugobj;
+scm_t_bits scm_tc16_debugobj;
static int
-debugobj_print (SCM obj, SCM port, scm_print_state *pstate)
+debugobj_print (SCM obj, SCM port, scm_print_state *pstate SCM_UNUSED)
{
scm_puts ("#<debug-object ", port);
- scm_intprint ((int) SCM_DEBUGOBJ_FRAME (obj), 16, port);
+ scm_intprint ((long) SCM_DEBUGOBJ_FRAME (obj), 16, port);
scm_putc ('>', port);
return 1;
}
SCM
-scm_make_debugobj (scm_debug_frame *frame)
+scm_make_debugobj (scm_t_debug_frame *frame)
{
- register SCM z;
- SCM_NEWCELL (z);
- SCM_ENTER_A_SECTION;
- SCM_SET_DEBUGOBJ_FRAME (z, frame);
- SCM_SET_CELL_TYPE (z, scm_tc16_debugobj);
- SCM_EXIT_A_SECTION;
- return z;
+ return scm_alloc_cell (scm_tc16_debugobj, (scm_t_bits) frame);
}
\f
scm_set_smob_print (scm_tc16_debugobj, debugobj_print);
#ifdef GUILE_DEBUG
- scm_sysintern ("SCM_IM_AND", SCM_IM_AND);
- scm_sysintern ("SCM_IM_BEGIN", SCM_IM_BEGIN);
- scm_sysintern ("SCM_IM_CASE", SCM_IM_CASE);
- scm_sysintern ("SCM_IM_COND", SCM_IM_COND);
- scm_sysintern ("SCM_IM_DO", SCM_IM_DO);
- scm_sysintern ("SCM_IM_IF", SCM_IM_IF);
- scm_sysintern ("SCM_IM_LAMBDA", SCM_IM_LAMBDA);
- scm_sysintern ("SCM_IM_LET", SCM_IM_LET);
- scm_sysintern ("SCM_IM_LETSTAR", SCM_IM_LETSTAR);
- scm_sysintern ("SCM_IM_LETREC", SCM_IM_LETREC);
- scm_sysintern ("SCM_IM_OR", SCM_IM_OR);
- scm_sysintern ("SCM_IM_QUOTE", SCM_IM_QUOTE);
- scm_sysintern ("SCM_IM_SET_X", SCM_IM_SET_X);
- scm_sysintern ("SCM_IM_DEFINE", SCM_IM_DEFINE);
- scm_sysintern ("SCM_IM_APPLY", SCM_IM_APPLY);
- scm_sysintern ("SCM_IM_CONT", SCM_IM_CONT);
- scm_sysintern ("SCM_IM_DISPATCH", SCM_IM_DISPATCH);
+ scm_c_define ("SCM_IM_AND", SCM_IM_AND);
+ scm_c_define ("SCM_IM_BEGIN", SCM_IM_BEGIN);
+ scm_c_define ("SCM_IM_CASE", SCM_IM_CASE);
+ scm_c_define ("SCM_IM_COND", SCM_IM_COND);
+ scm_c_define ("SCM_IM_DO", SCM_IM_DO);
+ scm_c_define ("SCM_IM_IF", SCM_IM_IF);
+ scm_c_define ("SCM_IM_LAMBDA", SCM_IM_LAMBDA);
+ scm_c_define ("SCM_IM_LET", SCM_IM_LET);
+ scm_c_define ("SCM_IM_LETSTAR", SCM_IM_LETSTAR);
+ scm_c_define ("SCM_IM_LETREC", SCM_IM_LETREC);
+ scm_c_define ("SCM_IM_OR", SCM_IM_OR);
+ scm_c_define ("SCM_IM_QUOTE", SCM_IM_QUOTE);
+ scm_c_define ("SCM_IM_SET_X", SCM_IM_SET_X);
+ scm_c_define ("SCM_IM_DEFINE", SCM_IM_DEFINE);
+ scm_c_define ("SCM_IM_APPLY", SCM_IM_APPLY);
+ scm_c_define ("SCM_IM_CONT", SCM_IM_CONT);
+ scm_c_define ("SCM_IM_DISPATCH", SCM_IM_DISPATCH);
#endif
scm_add_feature ("debug-extensions");