/* Scheme/Guile language support routines for GDB, the GNU debugger.
- Copyright 1995, 2000 Free Software Foundation, Inc.
+
+ Copyright 1995, 1996, 1998, 2000, 2001, 2002, 2003, 2004 Free Software
+ Foundation, Inc.
This file is part of GDB.
#include "c-lang.h"
#include "scm-lang.h"
#include "scm-tags.h"
+#include "source.h"
#include "gdb_string.h"
#include "gdbcore.h"
+#include "infcall.h"
extern void _initialize_scheme_language (void);
-static value_ptr evaluate_subexp_scm (struct type *, struct expression *,
+static struct value *evaluate_subexp_scm (struct type *, struct expression *,
int *, enum noside);
-static value_ptr scm_lookup_name (char *);
+static struct value *scm_lookup_name (char *);
static int in_eval_c (void);
static void scm_printstr (struct ui_file * stream, char *string,
unsigned int length, int width,
int force_ellipses);
-extern struct type **CONST_PTR (c_builtin_types[]);
-
struct type *builtin_type_scm;
void
or Boolean (CONTEXT == TYPE_CODE_BOOL). */
LONGEST
-scm_unpack (struct type *type, char *valaddr, enum type_code context)
+scm_unpack (struct type *type, const char *valaddr, enum type_code context)
{
if (is_scmvalue_type (type))
{
static int
in_eval_c (void)
{
- if (current_source_symtab && current_source_symtab->filename)
+ struct symtab_and_line cursal = get_current_source_symtab_and_line ();
+
+ if (cursal.symtab && cursal.symtab->filename)
{
- char *filename = current_source_symtab->filename;
+ char *filename = cursal.symtab->filename;
int len = strlen (filename);
if (len >= 6 && strcmp (filename + len - 6, "eval.c") == 0)
return 1;
First lookup in Scheme context (using the scm_lookup_cstr inferior
function), then try lookup_symbol for compiled variables. */
-static value_ptr
+static struct value *
scm_lookup_name (char *str)
{
- value_ptr args[3];
+ struct value *args[3];
int len = strlen (str);
- value_ptr func, val;
+ struct value *func;
+ struct value *val;
struct symbol *sym;
args[0] = value_allocate_space_in_inferior (len);
args[1] = value_from_longest (builtin_type_int, len);
if (in_eval_c ()
&& (sym = lookup_symbol ("env",
expression_context_block,
- VAR_NAMESPACE, (int *) NULL,
+ VAR_DOMAIN, (int *) NULL,
(struct symtab **) NULL)) != NULL)
args[2] = value_of_variable (sym, expression_context_block);
else
sym = lookup_symbol (str,
expression_context_block,
- VAR_NAMESPACE, (int *) NULL,
+ VAR_DOMAIN, (int *) NULL,
(struct symtab **) NULL);
if (sym)
return value_of_variable (sym, NULL);
- error ("No symbol \"%s\" in current context.");
+ error ("No symbol \"%s\" in current context.", str);
}
-value_ptr
+struct value *
scm_evaluate_string (char *str, int len)
{
- value_ptr func;
- value_ptr addr = value_allocate_space_in_inferior (len + 1);
+ struct value *func;
+ struct value *addr = value_allocate_space_in_inferior (len + 1);
LONGEST iaddr = value_as_long (addr);
write_memory (iaddr, str, len);
/* FIXME - should find and pass env */
return call_function_by_hand (func, 1, &addr);
}
-static value_ptr
-evaluate_subexp_scm (struct type *expect_type, register struct expression *exp,
- register int *pos, enum noside noside)
+static struct value *
+evaluate_subexp_scm (struct type *expect_type, struct expression *exp,
+ int *pos, enum noside noside)
{
enum exp_opcode op = exp->elts[*pos].opcode;
int len, pc;
return value_from_longest (builtin_type_long, (LONGEST) 1);
}
+const struct exp_descriptor exp_descriptor_scm =
+{
+ print_subexp_standard,
+ operator_length_standard,
+ op_name_standard,
+ dump_subexp_body_standard,
+ evaluate_subexp_scm
+};
+
const struct language_defn scm_language_defn =
{
"scheme", /* Language name */
language_scm,
- c_builtin_types,
+ NULL,
range_check_off,
type_check_off,
case_sensitive_off,
+ array_row_major,
+ &exp_descriptor_scm,
scm_parse,
c_error,
- evaluate_subexp_scm,
+ null_post_parser,
scm_printchar, /* Print a character constant */
scm_printstr, /* Function to print string constant */
NULL, /* Function to print a single character */
c_print_type, /* Print a type using appropriate syntax */
scm_val_print, /* Print a value using appropriate syntax */
scm_value_print, /* Print a top-level value */
- {"", "", "", ""}, /* Binary format info */
- {"#o%lo", "#o", "o", ""}, /* Octal format info */
- {"%ld", "", "d", ""}, /* Decimal format info */
- {"#x%lX", "#X", "X", ""}, /* Hex format info */
+ NULL, /* Language specific skip_trampoline */
+ value_of_this, /* value_of_this */
+ basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
+ basic_lookup_transparent_type,/* lookup_transparent_type */
+ NULL, /* Language specific symbol demangler */
+ NULL, /* Language specific class_name_from_physname */
NULL, /* expression operators for printing */
1, /* c-style arrays */
0, /* String lower bound */
- &builtin_type_char, /* Type of string elements */
+ NULL,
+ default_word_break_characters,
+ c_language_arch_info,
LANG_MAGIC
};
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