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-rw-r--r--contrib/gdb/gdb/scm-lang.c127
1 files changed, 60 insertions, 67 deletions
diff --git a/contrib/gdb/gdb/scm-lang.c b/contrib/gdb/gdb/scm-lang.c
index 7f31ba4..30ca763 100644
--- a/contrib/gdb/gdb/scm-lang.c
+++ b/contrib/gdb/gdb/scm-lang.c
@@ -1,21 +1,23 @@
/* Scheme/Guile language support routines for GDB, the GNU debugger.
- Copyright 1995 Free Software Foundation, Inc.
+ Copyright 1995, 1996, 1998, 2000, 2001, 2002
+ Free Software Foundation, Inc.
-This file is part of GDB.
+ This file is part of GDB.
-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
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ 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
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
#include "defs.h"
#include "symtab.h"
@@ -30,38 +32,34 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "gdb_string.h"
#include "gdbcore.h"
-static value_ptr evaluate_subexp_scm PARAMS ((struct type *, struct expression *,
- int *, enum noside));
-static value_ptr scm_lookup_name PARAMS ((char *));
-static int in_eval_c PARAMS ((void));
-static void scm_printstr PARAMS ((GDB_FILE *stream, char *string, unsigned int length, int width, int force_ellipses));
+extern void _initialize_scheme_language (void);
+static struct value *evaluate_subexp_scm (struct type *, struct expression *,
+ int *, enum noside);
+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[]);
+extern struct type **const (c_builtin_types[]);
struct type *builtin_type_scm;
void
-scm_printchar (c, stream)
- int c;
- GDB_FILE *stream;
+scm_printchar (int c, struct ui_file *stream)
{
fprintf_filtered (stream, "#\\%c", c);
}
static void
-scm_printstr (stream, string, length, width, force_ellipses)
- GDB_FILE *stream;
- char *string;
- unsigned int length;
- int width;
- int force_ellipses;
+scm_printstr (struct ui_file *stream, char *string, unsigned int length,
+ int width, int force_ellipses)
{
fprintf_filtered (stream, "\"%s\"", string);
}
int
-is_scmvalue_type (type)
- struct type *type;
+is_scmvalue_type (struct type *type)
{
if (TYPE_CODE (type) == TYPE_CODE_INT
&& TYPE_NAME (type) && strcmp (TYPE_NAME (type), "SCM") == 0)
@@ -75,9 +73,7 @@ is_scmvalue_type (type)
of the 0'th one. */
LONGEST
-scm_get_field (svalue, index)
- LONGEST svalue;
- int index;
+scm_get_field (LONGEST svalue, int index)
{
char buffer[20];
read_memory (SCM2PTR (svalue) + index * TYPE_LENGTH (builtin_type_scm),
@@ -90,10 +86,7 @@ scm_get_field (svalue, index)
or Boolean (CONTEXT == TYPE_CODE_BOOL). */
LONGEST
-scm_unpack (type, valaddr, context)
- struct type *type;
- char *valaddr;
- enum type_code context;
+scm_unpack (struct type *type, char *valaddr, enum type_code context)
{
if (is_scmvalue_type (type))
{
@@ -107,10 +100,11 @@ scm_unpack (type, valaddr, context)
}
switch (7 & (int) svalue)
{
- case 2: case 6: /* fixnum */
+ case 2:
+ case 6: /* fixnum */
return svalue >> 2;
- case 4: /* other immediate value */
- if (SCM_ICHRP (svalue)) /* character */
+ case 4: /* other immediate value */
+ if (SCM_ICHRP (svalue)) /* character */
return SCM_ICHR (svalue);
else if (SCM_IFLAGP (svalue))
{
@@ -137,7 +131,7 @@ scm_unpack (type, valaddr, context)
/* True if we're correctly in Guile's eval.c (the evaluator and apply). */
static int
-in_eval_c ()
+in_eval_c (void)
{
if (current_source_symtab && current_source_symtab->filename)
{
@@ -153,13 +147,13 @@ in_eval_c ()
First lookup in Scheme context (using the scm_lookup_cstr inferior
function), then try lookup_symbol for compiled variables. */
-static value_ptr
-scm_lookup_name (str)
- char *str;
+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);
@@ -189,12 +183,11 @@ scm_lookup_name (str)
error ("No symbol \"%s\" in current context.");
}
-value_ptr
-scm_evaluate_string (str, len)
- char *str; int len;
+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 */
@@ -203,15 +196,13 @@ scm_evaluate_string (str, len)
return call_function_by_hand (func, 1, &addr);
}
-static value_ptr
-evaluate_subexp_scm (expect_type, exp, pos, noside)
- struct type *expect_type;
- register struct expression *exp;
- register int *pos;
- enum noside noside;
+static struct value *
+evaluate_subexp_scm (struct type *expect_type, register struct expression *exp,
+ register int *pos, enum noside noside)
{
enum exp_opcode op = exp->elts[*pos].opcode;
- int len, pc; char *str;
+ int len, pc;
+ char *str;
switch (op)
{
case OP_NAME:
@@ -230,19 +221,21 @@ evaluate_subexp_scm (expect_type, exp, pos, noside)
goto nosideret;
str = &exp->elts[pc + 2].string;
return scm_evaluate_string (str, len);
- default: ;
+ default:;
}
return evaluate_subexp_standard (expect_type, exp, pos, noside);
- nosideret:
+nosideret:
return value_from_longest (builtin_type_long, (LONGEST) 1);
}
-const struct language_defn scm_language_defn = {
+const struct language_defn scm_language_defn =
+{
"scheme", /* Language name */
language_scm,
c_builtin_types,
range_check_off,
type_check_off,
+ case_sensitive_off,
scm_parse,
c_error,
evaluate_subexp_scm,
@@ -253,19 +246,19 @@ const struct language_defn scm_language_defn = {
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 */
+ {"", "", "", ""}, /* Binary format info */
+ {"#o%lo", "#o", "o", ""}, /* Octal format info */
+ {"%ld", "", "d", ""}, /* Decimal format info */
+ {"#x%lX", "#X", "X", ""}, /* Hex format info */
NULL, /* expression operators for printing */
1, /* c-style arrays */
0, /* String lower bound */
- &builtin_type_char, /* Type of string elements */
+ &builtin_type_char, /* Type of string elements */
LANG_MAGIC
};
void
-_initialize_scheme_language ()
+_initialize_scheme_language (void)
{
add_language (&scm_language_defn);
builtin_type_scm = init_type (TYPE_CODE_INT,
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