[deliverable/binutils-gdb.git] / gdb / f-typeprint.c

/* Support for printing Fortran types for GDB, the GNU debugger.

   Copyright (C) 1986, 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1998, 2000,
   2001, 2002, 2003, 2006, 2007, 2008 Free Software Foundation, Inc.

   Contributed by Motorola.  Adapted from the C version by Farooq Butt
   (fmbutt@engage.sps.mot.com).

   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 3 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.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include "defs.h"
#include "gdb_obstack.h"
#include "bfd.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "expression.h"
#include "value.h"
#include "gdbcore.h"
#include "target.h"
#include "f-lang.h"

#include "gdb_string.h"
#include <errno.h>

#if 0				/* Currently unused */
static void f_type_print_args (struct type *, struct ui_file *);
#endif

static void f_type_print_varspec_suffix (struct type *, struct ui_file *,
					 int, int, int);

void f_type_print_varspec_prefix (struct type *, struct ui_file *,
				  int, int);

void f_type_print_base (struct type *, struct ui_file *, int, int);
\f

/* LEVEL is the depth to indent lines by.  */

void
f_print_type (struct type *type, char *varstring, struct ui_file *stream,
	      int show, int level)
{
  enum type_code code;
  int demangled_args;

  f_type_print_base (type, stream, show, level);
  code = TYPE_CODE (type);
  if ((varstring != NULL && *varstring != '\0')
      ||
  /* Need a space if going to print stars or brackets;
     but not if we will print just a type name.  */
      ((show > 0 || TYPE_NAME (type) == 0)
       &&
       (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC
	|| code == TYPE_CODE_METHOD
	|| code == TYPE_CODE_ARRAY
	|| code == TYPE_CODE_REF)))
    fputs_filtered (" ", stream);
  f_type_print_varspec_prefix (type, stream, show, 0);

  if (varstring != NULL)
    {
      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] == ')'; 
      f_type_print_varspec_suffix (type, stream, show, 0, demangled_args);
   }
}

/* Print any asterisks or open-parentheses needed before the
   variable name (to describe its type).

   On outermost call, pass 0 for PASSED_A_PTR.
   On outermost call, SHOW > 0 means should ignore
   any typename for TYPE and show its details.
   SHOW is always zero on recursive calls.  */

void
f_type_print_varspec_prefix (struct type *type, struct ui_file *stream,
			     int show, int passed_a_ptr)
{
  if (type == 0)
    return;

  if (TYPE_NAME (type) && show <= 0)
    return;

  QUIT;

  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_PTR:
      f_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1);
      break;

    case TYPE_CODE_FUNC:
      f_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
      if (passed_a_ptr)
	fprintf_filtered (stream, "(");
      break;

    case TYPE_CODE_ARRAY:
      f_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
      break;

    case TYPE_CODE_UNDEF:
    case TYPE_CODE_STRUCT:
    case TYPE_CODE_UNION:
    case TYPE_CODE_ENUM:
    case TYPE_CODE_INT:
    case TYPE_CODE_FLT:
    case TYPE_CODE_VOID:
    case TYPE_CODE_ERROR:
    case TYPE_CODE_CHAR:
    case TYPE_CODE_BOOL:
    case TYPE_CODE_SET:
    case TYPE_CODE_RANGE:
    case TYPE_CODE_STRING:
    case TYPE_CODE_BITSTRING:
    case TYPE_CODE_METHOD:
    case TYPE_CODE_REF:
    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;
    }
}

/* Print any array sizes, function arguments or close parentheses
   needed after the variable name (to describe its type).
   Args work like c_type_print_varspec_prefix.  */

static void
f_type_print_varspec_suffix (struct type *type, struct ui_file *stream,
			     int show, int passed_a_ptr, int demangled_args)
{
  int upper_bound, lower_bound;
  int lower_bound_was_default = 0;
  static int arrayprint_recurse_level = 0;
  int retcode;

  if (type == 0)
    return;

  if (TYPE_NAME (type) && show <= 0)
    return;

  QUIT;

  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_ARRAY:
      arrayprint_recurse_level++;

      if (arrayprint_recurse_level == 1)
	fprintf_filtered (stream, "(");

      if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_ARRAY)
	f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0);

      retcode = f77_get_dynamic_lowerbound (type, &lower_bound);

      lower_bound_was_default = 0;

      if (retcode == BOUND_FETCH_ERROR)
	fprintf_filtered (stream, "???");
      else if (lower_bound == 1)	/* The default */
	lower_bound_was_default = 1;
      else
	fprintf_filtered (stream, "%d", lower_bound);

      if (lower_bound_was_default)
	lower_bound_was_default = 0;
      else
	fprintf_filtered (stream, ":");

      /* Make sure that, if we have an assumed size array, we
         print out a warning and print the upperbound as '*' */

      if (TYPE_ARRAY_UPPER_BOUND_TYPE (type) == BOUND_CANNOT_BE_DETERMINED)
	fprintf_filtered (stream, "*");
      else
	{
	  retcode = f77_get_dynamic_upperbound (type, &upper_bound);

	  if (retcode == BOUND_FETCH_ERROR)
	    fprintf_filtered (stream, "???");
	  else
	    fprintf_filtered (stream, "%d", upper_bound);
	}

      if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_ARRAY)
	f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0);
      if (arrayprint_recurse_level == 1)
	fprintf_filtered (stream, ")");
      else
	fprintf_filtered (stream, ",");
      arrayprint_recurse_level--;
      break;

    case TYPE_CODE_PTR:
    case TYPE_CODE_REF:
      f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 1, 0);
      fprintf_filtered (stream, ")");
      break;

    case TYPE_CODE_FUNC:
      f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0,
				   passed_a_ptr, 0);
      if (passed_a_ptr)
	fprintf_filtered (stream, ")");

      fprintf_filtered (stream, "()");
      break;

    case TYPE_CODE_UNDEF:
    case TYPE_CODE_STRUCT:
    case TYPE_CODE_UNION:
    case TYPE_CODE_ENUM:
    case TYPE_CODE_INT:
    case TYPE_CODE_FLT:
    case TYPE_CODE_VOID:
    case TYPE_CODE_ERROR:
    case TYPE_CODE_CHAR:
    case TYPE_CODE_BOOL:
    case TYPE_CODE_SET:
    case TYPE_CODE_RANGE:
    case TYPE_CODE_STRING:
    case TYPE_CODE_BITSTRING:
    case TYPE_CODE_METHOD:
    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;
    }
}

/* Print the name of the type (or the ultimate pointer target,
   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.

   LEVEL is the depth to indent by.
   We increase it for some recursive calls.  */

void
f_type_print_base (struct type *type, struct ui_file *stream, int show,
		   int level)
{
  int retcode;
  int upper_bound;

  int index;

  QUIT;

  wrap_here ("    ");
  if (type == NULL)
    {
      fputs_filtered ("<type unknown>", stream);
      return;
    }

  /* When SHOW is zero or less, and there is a valid type name, then always
     just print the type name directly from the type. */

  if ((show <= 0) && (TYPE_NAME (type) != NULL))
    {
      fputs_filtered (TYPE_NAME (type), stream);
      return;
    }

  if (TYPE_CODE (type) != TYPE_CODE_TYPEDEF)
    CHECK_TYPEDEF (type);

  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_TYPEDEF:
      f_type_print_base (TYPE_TARGET_TYPE (type), stream, 0, level);
      break;

    case TYPE_CODE_ARRAY:
    case TYPE_CODE_FUNC:
      f_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
      break;

    case TYPE_CODE_PTR:
      fprintf_filtered (stream, "PTR TO -> ( ");
      f_type_print_base (TYPE_TARGET_TYPE (type), stream, 0, level);
      break;

    case TYPE_CODE_REF:
      fprintf_filtered (stream, "REF TO -> ( ");
      f_type_print_base (TYPE_TARGET_TYPE (type), stream, 0, level);
      break;

    case TYPE_CODE_VOID:
      fprintfi_filtered (level, stream, "VOID");
      break;

    case TYPE_CODE_UNDEF:
      fprintfi_filtered (level, stream, "struct <unknown>");
      break;

    case TYPE_CODE_ERROR:
      fprintfi_filtered (level, stream, "<unknown type>");
      break;

    case TYPE_CODE_RANGE:
      /* This should not occur */
      fprintfi_filtered (level, stream, "<range type>");
      break;

    case TYPE_CODE_CHAR:
      /* Override name "char" and make it "character" */
      fprintfi_filtered (level, stream, "character");
      break;

    case TYPE_CODE_INT:
      /* There may be some character types that attempt to come
         through as TYPE_CODE_INT since dbxstclass.h is so
         C-oriented, we must change these to "character" from "char".  */

      if (strcmp (TYPE_NAME (type), "char") == 0)
	fprintfi_filtered (level, stream, "character");
      else
	goto default_case;
      break;

    case TYPE_CODE_STRING:
      /* Strings may have dynamic upperbounds (lengths) like arrays. */

      if (TYPE_ARRAY_UPPER_BOUND_TYPE (type) == BOUND_CANNOT_BE_DETERMINED)
	fprintfi_filtered (level, stream, "character*(*)");
      else
	{
	  retcode = f77_get_dynamic_upperbound (type, &upper_bound);

	  if (retcode == BOUND_FETCH_ERROR)
	    fprintf_filtered (stream, "character*???");
	  else
	    fprintf_filtered (stream, "character*%d", upper_bound);
	}
      break;

    case TYPE_CODE_STRUCT:
    case TYPE_CODE_UNION:
      if (TYPE_CODE (type) == TYPE_CODE_UNION)
	fprintfi_filtered (level, stream, "Type, C_Union :: ");
      else
	fprintfi_filtered (level, stream, "Type ");
      fputs_filtered (TYPE_TAG_NAME (type), stream);
      fputs_filtered ("\n", stream);
      for (index = 0; index < TYPE_NFIELDS (type); index++)
	{
	  f_type_print_base (TYPE_FIELD_TYPE (type, index), stream, show,
			     level + 4);
	  fputs_filtered (" :: ", stream);
	  fprintfi_filtered (level, stream, "%s",
			     TYPE_FIELD_NAME (type, index));
	  f_type_print_varspec_suffix (TYPE_FIELD_TYPE (type, index),
				       stream, 0, 0, 0);
	  fputs_filtered ("\n", stream);
	} 
      fprintfi_filtered (level, stream, "End Type ");
      fputs_filtered (TYPE_TAG_NAME (type), stream);
      break;

    default_case:
    default:
      /* Handle types not explicitly handled by the other cases,
         such as fundamental types.  For these, just print whatever
         the type name is, as recorded in the type itself.  If there
         is no type name, then complain. */
      if (TYPE_NAME (type) != NULL)
	fprintfi_filtered (level, stream, "%s", TYPE_NAME (type));
      else
	error (_("Invalid type code (%d) in symbol table."), TYPE_CODE (type));
      break;
    }
}
Commit	Line	Data
c906108c	1	/* Support for printing Fortran types for GDB, the GNU debugger.
1bac305b	2
6aba47ca	3	Copyright (C) 1986, 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1998, 2000,
9b254dd1	4	2001, 2002, 2003, 2006, 2007, 2008 Free Software Foundation, Inc.
1bac305b	5
c906108c SS	6	Contributed by Motorola. Adapted from the C version by Farooq Butt
	7	(fmbutt@engage.sps.mot.com).
	8
c5aa993b	9	This file is part of GDB.
c906108c	10
c5aa993b JM	11	This program is free software; you can redistribute it and/or modify
c5aa993b JM	12	it under the terms of the GNU General Public License as published by
a9762ec7	13	the Free Software Foundation; either version 3 of the License, or
c5aa993b	14	(at your option) any later version.
c906108c	15
c5aa993b JM	16	This program is distributed in the hope that it will be useful,
	17	but WITHOUT ANY WARRANTY; without even the implied warranty of
	18	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	19	GNU General Public License for more details.
c906108c	20
c5aa993b	21	You should have received a copy of the GNU General Public License
a9762ec7	22	along with this program. If not, see <http://www.gnu.org/licenses/>. */
c906108c SS	23
c906108c SS	24	#include "defs.h"
04ea0df1	25	#include "gdb_obstack.h"
c906108c SS	26	#include "bfd.h"
	27	#include "symtab.h"
	28	#include "gdbtypes.h"
	29	#include "expression.h"
	30	#include "value.h"
	31	#include "gdbcore.h"
	32	#include "target.h"
c906108c	33	#include "f-lang.h"
c906108c SS	34
	35	#include "gdb_string.h"
	36	#include <errno.h>
	37
c5aa993b	38	#if 0 /* Currently unused */
d9fcf2fb	39	static void f_type_print_args (struct type , struct ui_file );
c906108c SS	40	#endif
c906108c SS	41
d9fcf2fb JM	42	static void f_type_print_varspec_suffix (struct type , struct ui_file ,
d9fcf2fb JM	43	int, int, int);
c906108c	44
d9fcf2fb JM	45	void f_type_print_varspec_prefix (struct type , struct ui_file ,
d9fcf2fb JM	46	int, int);
c906108c	47
d9fcf2fb	48	void f_type_print_base (struct type , struct ui_file , int, int);
c906108c	49	\f
c5aa993b	50
c906108c SS	51	/* LEVEL is the depth to indent lines by. */
	52
	53	void
fba45db2 KB	54	f_print_type (struct type type, char varstring, struct ui_file *stream,
fba45db2 KB	55	int show, int level)
c906108c	56	{
52f0bd74	57	enum type_code code;
c906108c SS	58	int demangled_args;
	59
	60	f_type_print_base (type, stream, show, level);
	61	code = TYPE_CODE (type);
	62	if ((varstring != NULL && *varstring != '\0')
	63	\|\|
c5aa993b JM	64	/* Need a space if going to print stars or brackets;
c5aa993b JM	65	but not if we will print just a type name. */
c906108c SS	66	((show > 0 \|\| TYPE_NAME (type) == 0)
	67	&&
	68	(code == TYPE_CODE_PTR \|\| code == TYPE_CODE_FUNC
	69	\|\| code == TYPE_CODE_METHOD
	70	\|\| code == TYPE_CODE_ARRAY
c906108c SS	71	\|\| code == TYPE_CODE_REF)))
	72	fputs_filtered (" ", stream);
	73	f_type_print_varspec_prefix (type, stream, show, 0);
	74
a7dfd010 MD	75	if (varstring != NULL)
	76	{
	77	fputs_filtered (varstring, stream);
c906108c	78
a7dfd010 MD	79	/* For demangled function names, we have the arglist as part of the name,
a7dfd010 MD	80	so don't print an additional pair of ()'s */
c906108c	81
a7dfd010 MD	82	demangled_args = varstring[strlen (varstring) - 1] == ')';
	83	f_type_print_varspec_suffix (type, stream, show, 0, demangled_args);
	84	}
c906108c SS	85	}
	86
	87	/* Print any asterisks or open-parentheses needed before the
	88	variable name (to describe its type).
	89
	90	On outermost call, pass 0 for PASSED_A_PTR.
	91	On outermost call, SHOW > 0 means should ignore
	92	any typename for TYPE and show its details.
	93	SHOW is always zero on recursive calls. */
	94
	95	void
fba45db2 KB	96	f_type_print_varspec_prefix (struct type type, struct ui_file stream,
fba45db2 KB	97	int show, int passed_a_ptr)
c906108c SS	98	{
	99	if (type == 0)
	100	return;
	101
	102	if (TYPE_NAME (type) && show <= 0)
	103	return;
	104
	105	QUIT;
	106
	107	switch (TYPE_CODE (type))
	108	{
	109	case TYPE_CODE_PTR:
	110	f_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1);
	111	break;
	112
	113	case TYPE_CODE_FUNC:
	114	f_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
	115	if (passed_a_ptr)
	116	fprintf_filtered (stream, "(");
	117	break;
	118
	119	case TYPE_CODE_ARRAY:
	120	f_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
	121	break;
	122
	123	case TYPE_CODE_UNDEF:
	124	case TYPE_CODE_STRUCT:
	125	case TYPE_CODE_UNION:
	126	case TYPE_CODE_ENUM:
	127	case TYPE_CODE_INT:
	128	case TYPE_CODE_FLT:
	129	case TYPE_CODE_VOID:
	130	case TYPE_CODE_ERROR:
	131	case TYPE_CODE_CHAR:
	132	case TYPE_CODE_BOOL:
	133	case TYPE_CODE_SET:
	134	case TYPE_CODE_RANGE:
	135	case TYPE_CODE_STRING:
	136	case TYPE_CODE_BITSTRING:
	137	case TYPE_CODE_METHOD:
c906108c SS	138	case TYPE_CODE_REF:
	139	case TYPE_CODE_COMPLEX:
	140	case TYPE_CODE_TYPEDEF:
	141	/* These types need no prefix. They are listed here so that
c5aa993b	142	gcc -Wall will reveal any types that haven't been handled. */
c906108c SS	143	break;
	144	}
	145	}
	146
c906108c SS	147	/* Print any array sizes, function arguments or close parentheses
	148	needed after the variable name (to describe its type).
	149	Args work like c_type_print_varspec_prefix. */
	150
	151	static void
fba45db2 KB	152	f_type_print_varspec_suffix (struct type type, struct ui_file stream,
fba45db2 KB	153	int show, int passed_a_ptr, int demangled_args)
c906108c SS	154	{
	155	int upper_bound, lower_bound;
	156	int lower_bound_was_default = 0;
	157	static int arrayprint_recurse_level = 0;
	158	int retcode;
	159
	160	if (type == 0)
	161	return;
	162
	163	if (TYPE_NAME (type) && show <= 0)
	164	return;
	165
	166	QUIT;
	167
	168	switch (TYPE_CODE (type))
	169	{
	170	case TYPE_CODE_ARRAY:
	171	arrayprint_recurse_level++;
	172
	173	if (arrayprint_recurse_level == 1)
c5aa993b	174	fprintf_filtered (stream, "(");
c906108c SS	175
	176	if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_ARRAY)
	177	f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0);
	178
c5aa993b	179	retcode = f77_get_dynamic_lowerbound (type, &lower_bound);
c906108c SS	180
	181	lower_bound_was_default = 0;
	182
	183	if (retcode == BOUND_FETCH_ERROR)
c5aa993b JM	184	fprintf_filtered (stream, "???");
	185	else if (lower_bound == 1) /* The default */
	186	lower_bound_was_default = 1;
c906108c	187	else
c5aa993b	188	fprintf_filtered (stream, "%d", lower_bound);
c906108c SS	189
	190	if (lower_bound_was_default)
	191	lower_bound_was_default = 0;
	192	else
c5aa993b	193	fprintf_filtered (stream, ":");
c906108c SS	194
c906108c SS	195	/* Make sure that, if we have an assumed size array, we
c5aa993b	196	print out a warning and print the upperbound as '' /
c906108c	197
c5aa993b	198	if (TYPE_ARRAY_UPPER_BOUND_TYPE (type) == BOUND_CANNOT_BE_DETERMINED)
c906108c	199	fprintf_filtered (stream, "*");
c5aa993b JM	200	else
	201	{
	202	retcode = f77_get_dynamic_upperbound (type, &upper_bound);
c906108c	203
c5aa993b JM	204	if (retcode == BOUND_FETCH_ERROR)
	205	fprintf_filtered (stream, "???");
	206	else
	207	fprintf_filtered (stream, "%d", upper_bound);
	208	}
c906108c SS	209
	210	if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_ARRAY)
	211	f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0);
	212	if (arrayprint_recurse_level == 1)
	213	fprintf_filtered (stream, ")");
	214	else
c5aa993b	215	fprintf_filtered (stream, ",");
c906108c SS	216	arrayprint_recurse_level--;
	217	break;
	218
	219	case TYPE_CODE_PTR:
	220	case TYPE_CODE_REF:
	221	f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 1, 0);
c5aa993b	222	fprintf_filtered (stream, ")");
c906108c SS	223	break;
	224
	225	case TYPE_CODE_FUNC:
	226	f_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0,
c5aa993b	227	passed_a_ptr, 0);
c906108c SS	228	if (passed_a_ptr)
	229	fprintf_filtered (stream, ")");
	230
	231	fprintf_filtered (stream, "()");
	232	break;
	233
	234	case TYPE_CODE_UNDEF:
	235	case TYPE_CODE_STRUCT:
	236	case TYPE_CODE_UNION:
	237	case TYPE_CODE_ENUM:
	238	case TYPE_CODE_INT:
	239	case TYPE_CODE_FLT:
	240	case TYPE_CODE_VOID:
	241	case TYPE_CODE_ERROR:
	242	case TYPE_CODE_CHAR:
	243	case TYPE_CODE_BOOL:
	244	case TYPE_CODE_SET:
	245	case TYPE_CODE_RANGE:
	246	case TYPE_CODE_STRING:
	247	case TYPE_CODE_BITSTRING:
	248	case TYPE_CODE_METHOD:
c906108c SS	249	case TYPE_CODE_COMPLEX:
	250	case TYPE_CODE_TYPEDEF:
	251	/* These types do not need a suffix. They are listed so that
c5aa993b	252	gcc -Wall will report types that may not have been considered. */
c906108c SS	253	break;
	254	}
	255	}
	256
c906108c SS	257	/* Print the name of the type (or the ultimate pointer target,
	258	function value or array element), or the description of a
	259	structure or union.
	260
	261	SHOW nonzero means don't print this type as just its name;
	262	show its real definition even if it has a name.
	263	SHOW zero means print just typename or struct tag if there is one
	264	SHOW negative means abbreviate structure elements.
	265	SHOW is decremented for printing of structure elements.
	266
	267	LEVEL is the depth to indent by.
	268	We increase it for some recursive calls. */
	269
	270	void
fba45db2 KB	271	f_type_print_base (struct type type, struct ui_file stream, int show,
fba45db2 KB	272	int level)
c906108c SS	273	{
	274	int retcode;
	275	int upper_bound;
	276
2a5e440c WZ	277	int index;
2a5e440c WZ	278
c906108c SS	279	QUIT;
	280
	281	wrap_here (" ");
	282	if (type == NULL)
	283	{
	284	fputs_filtered ("<type unknown>", stream);
	285	return;
	286	}
	287
	288	/* When SHOW is zero or less, and there is a valid type name, then always
	289	just print the type name directly from the type. */
	290
	291	if ((show <= 0) && (TYPE_NAME (type) != NULL))
	292	{
c244f7a6	293	fputs_filtered (TYPE_NAME (type), stream);
c906108c SS	294	return;
	295	}
	296
	297	if (TYPE_CODE (type) != TYPE_CODE_TYPEDEF)
	298	CHECK_TYPEDEF (type);
	299
	300	switch (TYPE_CODE (type))
	301	{
	302	case TYPE_CODE_TYPEDEF:
	303	f_type_print_base (TYPE_TARGET_TYPE (type), stream, 0, level);
	304	break;
	305
	306	case TYPE_CODE_ARRAY:
	307	case TYPE_CODE_FUNC:
	308	f_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
	309	break;
	310
c5aa993b	311	case TYPE_CODE_PTR:
c906108c SS	312	fprintf_filtered (stream, "PTR TO -> ( ");
c906108c SS	313	f_type_print_base (TYPE_TARGET_TYPE (type), stream, 0, level);
7e86466e RH	314	break;
	315
	316	case TYPE_CODE_REF:
	317	fprintf_filtered (stream, "REF TO -> ( ");
	318	f_type_print_base (TYPE_TARGET_TYPE (type), stream, 0, level);
c906108c SS	319	break;
	320
	321	case TYPE_CODE_VOID:
2a5e440c	322	fprintfi_filtered (level, stream, "VOID");
c906108c SS	323	break;
	324
	325	case TYPE_CODE_UNDEF:
2a5e440c	326	fprintfi_filtered (level, stream, "struct <unknown>");
c906108c SS	327	break;
	328
	329	case TYPE_CODE_ERROR:
2a5e440c	330	fprintfi_filtered (level, stream, "<unknown type>");
c906108c SS	331	break;
	332
	333	case TYPE_CODE_RANGE:
	334	/* This should not occur */
2a5e440c	335	fprintfi_filtered (level, stream, "<range type>");
c906108c SS	336	break;
	337
	338	case TYPE_CODE_CHAR:
	339	/* Override name "char" and make it "character" */
2a5e440c	340	fprintfi_filtered (level, stream, "character");
c906108c SS	341	break;
	342
	343	case TYPE_CODE_INT:
	344	/* There may be some character types that attempt to come
	345	through as TYPE_CODE_INT since dbxstclass.h is so
	346	C-oriented, we must change these to "character" from "char". */
	347
bde58177	348	if (strcmp (TYPE_NAME (type), "char") == 0)
2a5e440c	349	fprintfi_filtered (level, stream, "character");
c906108c SS	350	else
	351	goto default_case;
	352	break;
	353
c906108c SS	354	case TYPE_CODE_STRING:
	355	/* Strings may have dynamic upperbounds (lengths) like arrays. */
	356
	357	if (TYPE_ARRAY_UPPER_BOUND_TYPE (type) == BOUND_CANNOT_BE_DETERMINED)
2a5e440c	358	fprintfi_filtered (level, stream, "character()");
c906108c SS	359	else
	360	{
	361	retcode = f77_get_dynamic_upperbound (type, &upper_bound);
	362
	363	if (retcode == BOUND_FETCH_ERROR)
	364	fprintf_filtered (stream, "character*???");
	365	else
	366	fprintf_filtered (stream, "character*%d", upper_bound);
	367	}
	368	break;
	369
2a5e440c	370	case TYPE_CODE_STRUCT:
9eec4d1e MD	371	case TYPE_CODE_UNION:
	372	if (TYPE_CODE (type) == TYPE_CODE_UNION)
	373	fprintfi_filtered (level, stream, "Type, C_Union :: ");
	374	else
	375	fprintfi_filtered (level, stream, "Type ");
2a5e440c WZ	376	fputs_filtered (TYPE_TAG_NAME (type), stream);
	377	fputs_filtered ("\n", stream);
	378	for (index = 0; index < TYPE_NFIELDS (type); index++)
	379	{
9eec4d1e MD	380	f_type_print_base (TYPE_FIELD_TYPE (type, index), stream, show,
9eec4d1e MD	381	level + 4);
2a5e440c	382	fputs_filtered (" :: ", stream);
9eec4d1e MD	383	fprintfi_filtered (level, stream, "%s",
	384	TYPE_FIELD_NAME (type, index));
	385	f_type_print_varspec_suffix (TYPE_FIELD_TYPE (type, index),
	386	stream, 0, 0, 0);
2a5e440c WZ	387	fputs_filtered ("\n", stream);
	388	}
	389	fprintfi_filtered (level, stream, "End Type ");
	390	fputs_filtered (TYPE_TAG_NAME (type), stream);
	391	break;
	392
c906108c SS	393	default_case:
	394	default:
	395	/* Handle types not explicitly handled by the other cases,
c5aa993b JM	396	such as fundamental types. For these, just print whatever
	397	the type name is, as recorded in the type itself. If there
	398	is no type name, then complain. */
c906108c	399	if (TYPE_NAME (type) != NULL)
848359ac	400	fprintfi_filtered (level, stream, "%s", TYPE_NAME (type));
c906108c	401	else
8a3fe4f8	402	error (_("Invalid type code (%d) in symbol table."), TYPE_CODE (type));
c906108c SS	403	break;
	404	}
	405	}