#include "defs.h"
#include "value.h"
#include "cp-abi.h"
#include "command.h"
#include "gdbcmd.h"
#include "ui-out.h"
#include "gdb_string.h"
static struct cp_abi_ops *find_cp_abi (const char *short_name);
static struct cp_abi_ops current_cp_abi = { "", NULL };
static struct cp_abi_ops auto_cp_abi = { "auto", NULL };
#define CP_ABI_MAX 8
static struct cp_abi_ops *cp_abis[CP_ABI_MAX];
static int num_cp_abis = 0;
enum ctor_kinds
is_constructor_name (const char *name)
{
if ((current_cp_abi.is_constructor_name) == NULL)
error (_("ABI doesn't define required function is_constructor_name"));
return (*current_cp_abi.is_constructor_name) (name);
}
enum dtor_kinds
is_destructor_name (const char *name)
{
enum dtor_kinds retval;
if ((current_cp_abi.is_destructor_name) == NULL)
error (_("ABI doesn't define required function is_destructor_name"));
retval = (*current_cp_abi.is_destructor_name) (name);
if (!retval && name[0] == '~')
retval = deleting_dtor;
return retval;
}
int
is_vtable_name (const char *name)
{
if ((current_cp_abi.is_vtable_name) == NULL)
error (_("ABI doesn't define required function is_vtable_name"));
return (*current_cp_abi.is_vtable_name) (name);
}
int
is_operator_name (const char *name)
{
if ((current_cp_abi.is_operator_name) == NULL)
error (_("ABI doesn't define required function is_operator_name"));
return (*current_cp_abi.is_operator_name) (name);
}
int
baseclass_offset (struct type *type, int index, const bfd_byte *valaddr,
CORE_ADDR address)
{
if (current_cp_abi.baseclass_offset == NULL)
error (_("ABI doesn't define required function baseclass_offset"));
return (*current_cp_abi.baseclass_offset) (type, index, valaddr, address);
}
struct value *
value_virtual_fn_field (struct value **arg1p, struct fn_field *f, int j,
struct type *type, int offset)
{
if ((current_cp_abi.virtual_fn_field) == NULL)
return NULL;
return (*current_cp_abi.virtual_fn_field) (arg1p, f, j, type, offset);
}
struct type *
value_rtti_type (struct value *v, int *full, int *top, int *using_enc)
{
if ((current_cp_abi.rtti_type) == NULL)
return NULL;
return (*current_cp_abi.rtti_type) (v, full, top, using_enc);
}
static int
switch_to_cp_abi (const char *short_name)
{
struct cp_abi_ops *abi;
abi = find_cp_abi (short_name);
if (abi == NULL)
return 0;
current_cp_abi = *abi;
return 1;
}
int
register_cp_abi (struct cp_abi_ops *abi)
{
if (num_cp_abis == CP_ABI_MAX)
internal_error (__FILE__, __LINE__,
_("Too many C++ ABIs, please increase CP_ABI_MAX in cp-abi.c"));
cp_abis[num_cp_abis++] = abi;
return 1;
}
void
set_cp_abi_as_auto_default (const char *short_name)
{
char *new_longname, *new_doc;
struct cp_abi_ops *abi = find_cp_abi (short_name);
if (abi == NULL)
internal_error (__FILE__, __LINE__,
_("Cannot find C++ ABI \"%s\" to set it as auto default."),
short_name);
if (auto_cp_abi.longname != NULL)
xfree ((char *) auto_cp_abi.longname);
if (auto_cp_abi.doc != NULL)
xfree ((char *) auto_cp_abi.doc);
auto_cp_abi = *abi;
auto_cp_abi.shortname = "auto";
xasprintf (&new_longname, "currently \"%s\"", abi->shortname);
auto_cp_abi.longname = new_longname;
xasprintf (&new_doc, "Automatically selected; currently \"%s\"",
abi->shortname);
auto_cp_abi.doc = new_doc;
if (strcmp (current_cp_abi.shortname, "auto") == 0)
switch_to_cp_abi ("auto");
}
int
cp_abi_is_auto_p ()
{
if (strcmp (current_cp_abi.shortname, "auto") == 0)
return 1;
else
return 0;
}
static struct cp_abi_ops *
find_cp_abi (const char *short_name)
{
int i;
for (i = 0; i < num_cp_abis; i++)
if (strcmp (cp_abis[i]->shortname, short_name) == 0)
return cp_abis[i];
return NULL;
}
static void
list_cp_abis (int from_tty)
{
struct cleanup *cleanup_chain;
int i;
ui_out_text (uiout, "The available C++ ABIs are:\n");
cleanup_chain = make_cleanup_ui_out_tuple_begin_end (uiout, "cp-abi-list");
for (i = 0; i < num_cp_abis; i++)
{
char pad[14];
int padcount;
ui_out_text (uiout, " ");
ui_out_field_string (uiout, "cp-abi", cp_abis[i]->shortname);
padcount = 16 - 2 - strlen (cp_abis[i]->shortname);
pad[padcount] = 0;
while (padcount > 0)
pad[--padcount] = ' ';
ui_out_text (uiout, pad);
ui_out_field_string (uiout, "doc", cp_abis[i]->doc);
ui_out_text (uiout, "\n");
}
do_cleanups (cleanup_chain);
}
static void
set_cp_abi_cmd (char *args, int from_tty)
{
if (args == NULL)
{
list_cp_abis (from_tty);
return;
}
if (!switch_to_cp_abi (args))
error (_("Could not find \"%s\" in ABI list"), args);
}
static void
show_cp_abi_cmd (char *args, int from_tty)
{
ui_out_text (uiout, "The currently selected C++ ABI is \"");
ui_out_field_string (uiout, "cp-abi", current_cp_abi.shortname);
ui_out_text (uiout, "\" (");
ui_out_field_string (uiout, "longname", current_cp_abi.longname);
ui_out_text (uiout, ").\n");
}
extern initialize_file_ftype _initialize_cp_abi;
void
_initialize_cp_abi (void)
{
register_cp_abi (&auto_cp_abi);
switch_to_cp_abi ("auto");
add_cmd ("cp-abi", class_obscure, set_cp_abi_cmd, _("\
Set the ABI used for inspecting C++ objects.\n\
\"set cp-abi\" with no arguments will list the available ABIs."),
&setlist);
add_cmd ("cp-abi", class_obscure, show_cp_abi_cmd,
_("Show the ABI used for inspecting C++ objects."), &showlist);
}