/* Scheme/Guile language support routines for GDB, the GNU debugger.
- Copyright (C) 1995, 1996, 1998, 1999, 2000, 2001, 2005, 2007
+ Copyright (C) 1995, 1996, 1998, 1999, 2000, 2001, 2005, 2007, 2008, 2009
Free Software Foundation, Inc.
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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "symtab.h"
#include "valprint.h"
#include "gdbcore.h"
#include "c-lang.h"
+#include "infcall.h"
+#include "objfiles.h"
static void scm_ipruk (char *, LONGEST, struct ui_file *);
-static void scm_scmlist_print (LONGEST, struct ui_file *, int, int,
- int, enum val_prettyprint);
-static int scm_inferior_print (LONGEST, struct ui_file *, int, int,
- int, enum val_prettyprint);
+static void scm_scmlist_print (LONGEST, struct ui_file *, int,
+ const struct value_print_options *);
+static int scm_inferior_print (LONGEST, struct ui_file *, int,
+ const struct value_print_options *);
/* Prints the SCM value VALUE by invoking the inferior, if appropraite.
- Returns >= 0 on succes; retunr -1 if the inferior cannot/should not
+ Returns >= 0 on success; return -1 if the inferior cannot/should not
print VALUE. */
static int
-scm_inferior_print (LONGEST value, struct ui_file *stream, int format,
- int deref_ref, int recurse, enum val_prettyprint pretty)
+scm_inferior_print (LONGEST value, struct ui_file *stream,
+ int recurse, const struct value_print_options *options)
{
- return -1;
+ struct objfile *objf;
+ struct gdbarch *gdbarch;
+ struct value *func, *arg, *result;
+ struct symbol *gdb_output_sym, *gdb_output_len_sym;
+ char *output;
+ int ret, output_len;
+
+ func = find_function_in_inferior ("gdb_print", &objf);
+ gdbarch = get_objfile_arch (objf);
+ arg = value_from_longest (builtin_type (gdbarch)->builtin_core_addr, value);
+
+ result = call_function_by_hand (func, 1, &arg);
+ ret = (int) value_as_long (result);
+ if (ret == 0)
+ {
+ /* XXX: Should we cache these symbols? */
+ gdb_output_sym =
+ lookup_symbol_global ("gdb_output", NULL, NULL, VAR_DOMAIN);
+ gdb_output_len_sym =
+ lookup_symbol_global ("gdb_output_length", NULL, NULL, VAR_DOMAIN);
+
+ if ((gdb_output_sym == NULL) || (gdb_output_len_sym == NULL))
+ ret = -1;
+ else
+ {
+ struct value *remote_buffer;
+
+ read_memory (SYMBOL_VALUE_ADDRESS (gdb_output_len_sym),
+ (char *) &output_len, sizeof (output_len));
+
+ output = (char *) alloca (output_len);
+ remote_buffer = value_at (builtin_type (gdbarch)->builtin_core_addr,
+ SYMBOL_VALUE_ADDRESS (gdb_output_sym));
+ read_memory (value_as_address (remote_buffer),
+ output, output_len);
+
+ ui_file_write (stream, output, output_len);
+ }
+ }
+
+ return ret;
}
/* {Names of immediate symbols}
};
static void
-scm_scmlist_print (LONGEST svalue, struct ui_file *stream, int format,
- int deref_ref, int recurse, enum val_prettyprint pretty)
+scm_scmlist_print (LONGEST svalue, struct ui_file *stream, int recurse,
+ const struct value_print_options *options)
{
- unsigned int more = print_max;
+ unsigned int more = options->print_max;
if (recurse > 6)
{
fputs_filtered ("...", stream);
return;
}
- scm_scmval_print (SCM_CAR (svalue), stream, format,
- deref_ref, recurse + 1, pretty);
+ scm_scmval_print (SCM_CAR (svalue), stream, recurse + 1, options);
svalue = SCM_CDR (svalue);
for (; SCM_NIMP (svalue); svalue = SCM_CDR (svalue))
{
fputs_filtered ("...", stream);
return;
}
- scm_scmval_print (SCM_CAR (svalue), stream, format,
- deref_ref, recurse + 1, pretty);
+ scm_scmval_print (SCM_CAR (svalue), stream, recurse + 1, options);
}
if (SCM_NNULLP (svalue))
{
fputs_filtered (" . ", stream);
- scm_scmval_print (svalue, stream, format,
- deref_ref, recurse + 1, pretty);
+ scm_scmval_print (svalue, stream, recurse + 1, options);
}
}
}
void
-scm_scmval_print (LONGEST svalue, struct ui_file *stream, int format,
- int deref_ref, int recurse, enum val_prettyprint pretty)
+scm_scmval_print (LONGEST svalue, struct ui_file *stream,
+ int recurse, const struct value_print_options *options)
{
taloop:
switch (7 & (int) svalue)
{
case 2:
case 6:
- print_longest (stream, format ? format : 'd', 1, svalue >> 2);
+ print_longest (stream,
+ options->format ? options->format : 'd',
+ 1, svalue >> 2);
break;
case 4:
if (SCM_ICHRP (svalue))
case scm_tcs_cons_imcar:
case scm_tcs_cons_nimcar:
fputs_filtered ("(", stream);
- scm_scmlist_print (svalue, stream, format,
- deref_ref, recurse + 1, pretty);
+ scm_scmlist_print (svalue, stream, recurse + 1, options);
fputs_filtered (")", stream);
break;
case scm_tcs_closures:
fputs_filtered ("#<CLOSURE ", stream);
- scm_scmlist_print (SCM_CODE (svalue), stream, format,
- deref_ref, recurse + 1, pretty);
+ scm_scmlist_print (SCM_CODE (svalue), stream, recurse + 1, options);
fputs_filtered (">", stream);
break;
case scm_tc7_string:
int done = 0;
int buf_size;
gdb_byte buffer[64];
- int truncate = print_max && len > (int) print_max;
+ int truncate = options->print_max && len > (int) options->print_max;
if (truncate)
- len = print_max;
+ len = options->print_max;
fputs_filtered ("\"", stream);
for (; done < len; done += buf_size)
{
{
if (i > 0)
fputs_filtered (" ", stream);
- scm_scmval_print (scm_get_field (elements, i), stream, format,
- deref_ref, recurse + 1, pretty);
+ scm_scmval_print (scm_get_field (elements, i), stream,
+ recurse + 1, options);
}
fputs_filtered (")", stream);
}
int
scm_val_print (struct type *type, const gdb_byte *valaddr,
int embedded_offset, CORE_ADDR address,
- struct ui_file *stream, int format, int deref_ref,
- int recurse, enum val_prettyprint pretty)
+ struct ui_file *stream, int recurse,
+ const struct value_print_options *options)
{
if (is_scmvalue_type (type))
{
LONGEST svalue = extract_signed_integer (valaddr, TYPE_LENGTH (type));
- if (scm_inferior_print (svalue, stream, format,
- deref_ref, recurse, pretty) >= 0)
+
+ if (scm_inferior_print (svalue, stream, recurse, options) >= 0)
{
}
else
{
- scm_scmval_print (svalue, stream, format,
- deref_ref, recurse, pretty);
+ scm_scmval_print (svalue, stream, recurse, options);
}
gdb_flush (stream);
}
else
{
- return c_val_print (type, valaddr, 0, address, stream, format,
- deref_ref, recurse, pretty);
+ return c_val_print (type, valaddr, 0, address, stream, recurse, options);
}
}
int
-scm_value_print (struct value *val, struct ui_file *stream, int format,
- enum val_prettyprint pretty)
+scm_value_print (struct value *val, struct ui_file *stream,
+ const struct value_print_options *options)
{
- return (common_val_print (val, stream, format, 1, 0, pretty));
+ struct value_print_options opts = *options;
+ opts.deref_ref = 1;
+ return (common_val_print (val, stream, 0, &opts, current_language));
}