/* Support for printing C and C++ types for GDB, the GNU debugger.
- Copyright 1986, 1988, 1989, 1991 Free Software Foundation, Inc.
+ Copyright 1986, 1988, 1989, 1991, 1993, 1994, 1995, 1996
+ Free Software Foundation, Inc.
This file is part of GDB.
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "defs.h"
#include "obstack.h"
#include "c-lang.h"
#include "typeprint.h"
-#include <string.h>
+#include "gdb_string.h"
#include <errno.h>
-
-extern int demangle; /* whether to print C++ syms raw or source-form */
+#include <ctype.h>
static void
-c_type_print_args PARAMS ((struct type *, FILE *));
+c_type_print_args PARAMS ((struct type *, GDB_FILE *));
static void
-c_type_print_varspec_suffix PARAMS ((struct type *, FILE *, int, int, int));
+c_type_print_varspec_suffix PARAMS ((struct type *, GDB_FILE *, int, int, int));
static void
-cp_type_print_derivation_info PARAMS ((FILE *, struct type *));
-
-void
-c_type_print_varspec_prefix PARAMS ((struct type *, FILE *, int, int));
+cp_type_print_derivation_info PARAMS ((GDB_FILE *, struct type *));
void
-c_type_print_base PARAMS ((struct type *, FILE *, int, int));
+c_type_print_varspec_prefix PARAMS ((struct type *, GDB_FILE *, int, int));
\f
/* Print a description of a type in the format of a
c_typedef_print (type, new, stream)
struct type *type;
struct symbol *new;
- FILE *stream;
+ GDB_FILE *stream;
{
+ CHECK_TYPEDEF (type);
switch (current_language->la_language)
{
#ifdef _LANG_c
type_print(type,"",stream,0);
break;
#endif
-/* start-sanitize-chill */
#ifdef _LANG_chill
case language_chill:
- error ("Missing Chill support in function c_typedef_print."); /*FIXME*/
+ fprintf_filtered(stream, "SYNMODE ");
+ if(!TYPE_NAME(SYMBOL_TYPE(new)) ||
+ !STREQ (TYPE_NAME(SYMBOL_TYPE(new)), SYMBOL_NAME(new)))
+ fprintf_filtered(stream, "%s = ", SYMBOL_SOURCE_NAME(new));
+ else
+ fprintf_filtered(stream, "<builtin> = ");
+ type_print(type,"",stream,0);
+ break;
#endif
-/* end-sanitize-chill */
default:
error("Language not supported.");
}
c_print_type (type, varstring, stream, show, level)
struct type *type;
char *varstring;
- FILE *stream;
+ GDB_FILE *stream;
int show;
int level;
{
register enum type_code code;
int demangled_args;
+ if (show > 0)
+ CHECK_TYPEDEF (type);
+
c_type_print_base (type, stream, show, level);
code = TYPE_CODE (type);
if ((varstring != NULL && *varstring != '\0')
fputs_filtered (" ", stream);
c_type_print_varspec_prefix (type, stream, show, 0);
- fputs_filtered (varstring, stream);
-
- /* For demangled function names, we have the arglist as part of the name,
- so don't print an additional pair of ()'s */
-
- demangled_args = varstring[strlen(varstring) - 1] == ')';
- c_type_print_varspec_suffix (type, stream, show, 0, demangled_args);
-
-}
-
-/* Print the C++ method arguments ARGS to the file STREAM. */
+ if (varstring != NULL)
+ {
+ fputs_filtered (varstring, stream);
-void
-cp_type_print_method_args (args, prefix, varstring, staticp, stream)
- struct type **args;
- char *prefix;
- char *varstring;
- int staticp;
- FILE *stream;
-{
- int i;
+ /* For demangled function names, we have the arglist as part of the name,
+ so don't print an additional pair of ()'s */
- fprintf_symbol_filtered (stream, prefix, language_cplus, DMGL_ANSI);
- fprintf_symbol_filtered (stream, varstring, language_cplus, DMGL_ANSI);
- fputs_filtered (" (", stream);
- if (args && args[!staticp] && args[!staticp]->code != TYPE_CODE_VOID)
- {
- i = !staticp; /* skip the class variable */
- while (1)
- {
- type_print (args[i++], "", stream, 0);
- if (!args[i])
- {
- fprintf_filtered (stream, " ...");
- break;
- }
- else if (args[i]->code != TYPE_CODE_VOID)
- {
- fprintf_filtered (stream, ", ");
- }
- else break;
- }
+ demangled_args = strchr(varstring, '(') != NULL;
+ c_type_print_varspec_suffix (type, stream, show, 0, demangled_args);
}
- fprintf_filtered (stream, ")");
}
/* If TYPE is a derived type, then print out derivation information.
static void
cp_type_print_derivation_info (stream, type)
- FILE *stream;
+ GDB_FILE *stream;
struct type *type;
{
char *name;
void
c_type_print_varspec_prefix (type, stream, show, passed_a_ptr)
struct type *type;
- FILE *stream;
+ GDB_FILE *stream;
int show;
int passed_a_ptr;
{
case TYPE_CODE_METHOD:
if (passed_a_ptr)
- fprintf (stream, "(");
+ fprintf_filtered (stream, "(");
c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
if (passed_a_ptr)
{
case TYPE_CODE_SET:
case TYPE_CODE_RANGE:
case TYPE_CODE_STRING:
+ case TYPE_CODE_BITSTRING:
+ case TYPE_CODE_COMPLEX:
+ case TYPE_CODE_TYPEDEF:
/* These types need no prefix. They are listed here so that
gcc -Wall will reveal any types that haven't been handled. */
break;
static void
c_type_print_args (type, stream)
struct type *type;
- FILE *stream;
+ GDB_FILE *stream;
{
int i;
struct type **args;
static void
c_type_print_varspec_suffix (type, stream, show, passed_a_ptr, demangled_args)
struct type *type;
- FILE *stream;
+ GDB_FILE *stream;
int show;
int passed_a_ptr;
int demangled_args;
fprintf_filtered (stream, ")");
fprintf_filtered (stream, "[");
- if (TYPE_LENGTH (type) > 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0)
+ if (TYPE_LENGTH (type) >= 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0
+ && TYPE_ARRAY_UPPER_BOUND_TYPE(type) != BOUND_CANNOT_BE_DETERMINED)
fprintf_filtered (stream, "%d",
(TYPE_LENGTH (type)
/ TYPE_LENGTH (TYPE_TARGET_TYPE (type))));
break;
case TYPE_CODE_FUNC:
- c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0,
- passed_a_ptr, 0);
if (passed_a_ptr)
fprintf_filtered (stream, ")");
if (!demangled_args)
- fprintf_filtered (stream, "()");
+ { int i, len = TYPE_NFIELDS (type);
+ fprintf_filtered (stream, "(");
+ for (i = 0; i < len; i++)
+ {
+ if (i > 0)
+ {
+ fputs_filtered (", ", stream);
+ wrap_here (" ");
+ }
+ c_print_type (TYPE_FIELD_TYPE (type, i), "", stream, -1, 0);
+ }
+ fprintf_filtered (stream, ")");
+ }
+ c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0,
+ passed_a_ptr, 0);
break;
case TYPE_CODE_UNDEF:
case TYPE_CODE_SET:
case TYPE_CODE_RANGE:
case TYPE_CODE_STRING:
+ case TYPE_CODE_BITSTRING:
+ case TYPE_CODE_COMPLEX:
+ case TYPE_CODE_TYPEDEF:
/* These types do not need a suffix. They are listed so that
gcc -Wall will report types that may not have been considered. */
break;
function value or array element), or the description of a
structure or union.
- SHOW nonzero means don't print this type as just its name;
- show its real definition even if it has a name.
- SHOW zero means print just typename or struct tag if there is one
- SHOW negative means abbreviate structure elements.
- SHOW is decremented for printing of structure elements.
+ SHOW positive means print details about the type (e.g. enum values),
+ and print structure elements passing SHOW - 1 for show.
+ SHOW negative means just print the type name or struct tag if there is one.
+ If there is no name, print something sensible but concise like
+ "struct {...}".
+ SHOW zero means just print the type name or struct tag if there is one.
+ If there is no name, print something sensible but not as concise like
+ "struct {int x; int y;}".
- LEVEL is the depth to indent by.
+ LEVEL is the number of spaces to indent by.
We increase it for some recursive calls. */
void
c_type_print_base (type, stream, show, level)
struct type *type;
- FILE *stream;
+ GDB_FILE *stream;
int show;
int level;
{
- char *name;
register int i;
register int len;
register int lastval;
}
/* When SHOW is zero or less, and there is a valid type name, then always
- just print the type name directly from the type. */
+ just print the type name directly from the type. */
+ /* If we have "typedef struct foo {. . .} bar;" do we want to print it
+ as "struct foo" or as "bar"? Pick the latter, because C++ folk tend
+ to expect things like "class5 *foo" rather than "struct class5 *foo". */
- if ((show <= 0) && (TYPE_NAME (type) != NULL))
+ if (show <= 0
+ && TYPE_NAME (type) != NULL)
{
fputs_filtered (TYPE_NAME (type), stream);
return;
}
+ CHECK_TYPEDEF (type);
+
switch (TYPE_CODE (type))
{
+ case TYPE_CODE_TYPEDEF:
case TYPE_CODE_ARRAY:
case TYPE_CODE_PTR:
case TYPE_CODE_MEMBER:
break;
case TYPE_CODE_STRUCT:
- fprintf_filtered (stream,
- HAVE_CPLUS_STRUCT (type) ? "class " : "struct ");
+ if (HAVE_CPLUS_STRUCT (type))
+ {
+ fprintf_filtered (stream, "class ");
+ }
+ else
+ {
+ fprintf_filtered (stream, "struct ");
+ }
goto struct_union;
case TYPE_CODE_UNION:
fprintf_filtered (stream, "union ");
+
struct_union:
- if ((name = type_name_no_tag (type)) != NULL)
+ if (TYPE_TAG_NAME (type) != NULL)
{
- fputs_filtered (name, stream);
- fputs_filtered (" ", stream);
- wrap_here (" ");
+ fputs_filtered (TYPE_TAG_NAME (type), stream);
+ if (show > 0)
+ fputs_filtered (" ", stream);
}
+ wrap_here (" ");
if (show < 0)
- fprintf_filtered (stream, "{...}");
- else
{
- check_stub_type (type);
-
+ /* If we just printed a tag name, no need to print anything else. */
+ if (TYPE_TAG_NAME (type) == NULL)
+ fprintf_filtered (stream, "{...}");
+ }
+ else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
+ {
cp_type_print_derivation_info (stream, type);
fprintf_filtered (stream, "{\n");
{
QUIT;
/* Don't print out virtual function table. */
- if ((TYPE_FIELD_NAME (type, i))[5] == CPLUS_MARKER &&
- !strncmp (TYPE_FIELD_NAME (type, i), "_vptr", 5))
+ if (STREQN (TYPE_FIELD_NAME (type, i), "_vptr", 5)
+ && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5]))
continue;
/* If this is a C++ class we can print the various C++ section
struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
char *method_name = TYPE_FN_FIELDLIST_NAME (type, i);
+ char *name = type_name_no_tag (type);
int is_constructor = name && STREQ(method_name, name);
for (j = 0; j < len2; j++)
{
+ char *physname = TYPE_FN_FIELD_PHYSNAME (f, j);
+ int is_full_physname_constructor =
+ ((physname[0] == '_' && physname[1] == '_'
+ && strchr ("0123456789Qt", physname[2]))
+ || STREQN (physname, "__ct__", 6)
+ || DESTRUCTOR_PREFIX_P (physname)
+ || STREQN (physname, "__dt__", 6));
+
QUIT;
if (TYPE_FN_FIELD_PROTECTED (f, j))
{
if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
{
/* Keep GDB from crashing here. */
- fprintf (stream, "<undefined type> %s;\n",
+ fprintf_filtered (stream, "<undefined type> %s;\n",
TYPE_FN_FIELD_PHYSNAME (f, j));
break;
}
- else if (!is_constructor)
+ else if (!is_constructor && !is_full_physname_constructor)
{
type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
- "", stream, 0);
+ "", stream, -1);
fputs_filtered (" ", stream);
}
if (TYPE_FN_FIELD_STUB (f, j))
+ /* Build something we can demangle. */
+ mangled_name = gdb_mangle_name (type, i, j);
+ else
+ mangled_name = TYPE_FN_FIELD_PHYSNAME (f, j);
+
+ demangled_name =
+ cplus_demangle (mangled_name,
+ DMGL_ANSI | DMGL_PARAMS);
+ if (demangled_name == NULL)
+ fprintf_filtered (stream, "<badly mangled name '%s'>",
+ mangled_name);
+ else
{
- /* Build something we can demangle. */
- mangled_name = gdb_mangle_name (type, i, j);
- demangled_name =
- cplus_demangle (mangled_name,
- DMGL_ANSI | DMGL_PARAMS);
- if (demangled_name == NULL)
- fprintf_filtered (stream, "<badly mangled name %s>",
- mangled_name);
- else
+ char *demangled_no_class =
+ strchr (demangled_name, ':');
+
+ if (demangled_no_class == NULL)
+ demangled_no_class = demangled_name;
+ else
{
- fprintf_filtered (stream, "%s",
- strchr (demangled_name, ':') + 2);
- free (demangled_name);
+ if (*++demangled_no_class == ':')
+ ++demangled_no_class;
}
- free (mangled_name);
+ fputs_filtered (demangled_no_class, stream);
+ free (demangled_name);
}
- else if (TYPE_FN_FIELD_PHYSNAME (f, j)[0] == '_'
- && TYPE_FN_FIELD_PHYSNAME (f, j)[1] == CPLUS_MARKER)
- cp_type_print_method_args (TYPE_FN_FIELD_ARGS (f, j) + 1,
- "~", method_name, 0, stream);
- else
- cp_type_print_method_args (TYPE_FN_FIELD_ARGS (f, j), "",
- method_name,
- TYPE_FN_FIELD_STATIC_P (f, j),
- stream);
+
+ if (TYPE_FN_FIELD_STUB (f, j))
+ free (mangled_name);
fprintf_filtered (stream, ";\n");
}
case TYPE_CODE_ENUM:
fprintf_filtered (stream, "enum ");
- if ((name = type_name_no_tag (type)) != NULL)
+ if (TYPE_TAG_NAME (type) != NULL)
{
- fputs_filtered (name, stream);
- fputs_filtered (" ", stream);
+ fputs_filtered (TYPE_TAG_NAME (type), stream);
+ if (show > 0)
+ fputs_filtered (" ", stream);
}
+
wrap_here (" ");
if (show < 0)
- fprintf_filtered (stream, "{...}");
- else
+ {
+ /* If we just printed a tag name, no need to print anything else. */
+ if (TYPE_TAG_NAME (type) == NULL)
+ fprintf_filtered (stream, "{...}");
+ }
+ else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
{
fprintf_filtered (stream, "{");
len = TYPE_NFIELDS (type);
}
else
{
- error ("Invalid type code (%d) in symbol table.", TYPE_CODE (type));
+ /* At least for dump_symtab, it is important that this not be
+ an error (). */
+ fprintf_filtered (stream, "<invalid type code %d>",
+ TYPE_CODE (type));
}
break;
}
projects / binutils.git / blobdiff