[deliverable/binutils-gdb.git] / binutils / coffdump.c

/* Coff file dumper.
   Copyright (C) 1994, 1998, 1999 Free Software Foundation, Inc.

This file is part of GNU Binutils.

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.

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.  */

/* Written by Steve Chamberlain <sac@cygnus.com>

   This module reads a type tree generated by coffgrok and prints
   it out so we can test the grokker.
*/

#include <bfd.h>
#include <getopt.h>
#include <libiberty.h>

#include "coffgrok.h"
#include "bucomm.h"

#define PROGRAM_VERSION "1.0"

static int atnl;
static void dump_coff_scope ();

static void
tab (x)
int x;
{
  static int indent;
  int i;

  if (atnl)
    {
      if (x < 0)
	{
	  printf (")");
	  indent += x;

	  return;
	}
      else
	{
	  printf ("\n");
	  atnl = 0;
	}
    }

  if (x == -1)
    {
      for (i = 0; i < indent; i++)
	printf ("   ");

      indent += x;
      printf (")");
      return;
    }

  indent += x;

  for (i = 0; i < indent; i++)
    printf ("   ");

  if (x)
    {
      printf ("(");
    }
}

static void nl ()
{
  atnl = 1;
}

static void
dump_coff_lines (p)
     struct coff_line *p;
{
  int i;
  int online = 0;
  tab(1);
  printf(_("#lines %d "),p->nlines);
  for (i = 0; i < p->nlines; i++) 
    {
      printf("(%d 0x%x)", p->lines[i], p->addresses[i]);
      online++;
      if (online > 6)
	{
	  nl();
	  tab(0);
	  online = 0;
	}
    }
  nl();
  tab(-1);
}

static void
dump_coff_type (p)
     struct coff_type *p;
{
  tab (1);
  printf ("size %d ", p->size);
  switch (p->type)
    {
    case coff_secdef_type:
      printf ("section definition at %x size %x\n", 
	      p->u.asecdef.address,
	      p->u.asecdef.size);
      nl();
      break;
    case coff_pointer_type:
      printf ("pointer to");
      nl ();
      dump_coff_type (p->u.pointer.points_to);
      break;
    case coff_array_type:
      printf ("array [%d] of", p->u.array.dim);
      nl ();
      dump_coff_type (p->u.array.array_of);
      break;
    case coff_function_type:
      printf ("function returning");
      nl ();
      dump_coff_type (p->u.function.function_returns);
      dump_coff_lines (p->u.function.lines);
      printf ("arguments");
      nl ();
      dump_coff_scope (p->u.function.parameters);
      tab (0);
      printf ("code");
      nl ();
      dump_coff_scope (p->u.function.code);
      tab(0);
      break;
    case coff_structdef_type:
      printf ("structure definition");
      nl ();
      dump_coff_scope (p->u.astructdef.elements);
      break;
    case coff_structref_type:
      if (!p->u.aenumref.ref)
	printf ("structure ref to UNKNOWN struct");
      else
	printf ("structure ref to %s", p->u.aenumref.ref->name);
      break;
    case coff_enumref_type:
      printf ("enum ref to %s", p->u.astructref.ref->name);
      break;
    case coff_enumdef_type:
      printf ("enum definition");
      nl ();
      dump_coff_scope (p->u.aenumdef.elements);
      break;
    case coff_basic_type:
      switch (p->u.basic)
	{
	case T_NULL:
	  printf ("NULL");
	  break;
	case T_VOID:
	  printf ("VOID");
	  break;
	case T_CHAR:
	  printf ("CHAR");
	  break;
	case T_SHORT:
	  printf ("SHORT");
	  break;
	case T_INT:
	  printf ("INT ");
	  break;
	case T_LONG:
	  printf ("LONG");
	  break;
	case T_FLOAT:
	  printf ("FLOAT");
	  break;
	case T_DOUBLE:
	  printf ("DOUBLE");
	  break;
	case T_STRUCT:
	  printf ("STRUCT");
	  break;
	case T_UNION:
	  printf ("UNION");
	  break;
	case T_ENUM:
	  printf ("ENUM");
	  break;
	case T_MOE:
	  printf ("MOE ");
	  break;
	case T_UCHAR:
	  printf ("UCHAR");
	  break;
	case T_USHORT:
	  printf ("USHORT");
	  break;
	case T_UINT:
	  printf ("UINT");
	  break;
	case T_ULONG:
	  printf ("ULONG");
	  break;
	case T_LNGDBL:
	  printf ("LNGDBL");
	  break;
	default:
	  abort ();
	}
    }
  nl ();
  tab (-1);
}

static void
dump_coff_where (p)
     struct coff_where *p;
{
  tab (1);
  switch (p->where)
    {
    case coff_where_stack:
      printf ("Stack offset %x", p->offset);
      break;
    case coff_where_memory:
      printf ("Memory section %s+%x", p->section->name, p->offset);
      break;
    case coff_where_register:
      printf ("Register %d", p->offset);
      break;
    case coff_where_member_of_struct:
      printf ("Struct Member offset %x", p->offset);
      break;
    case coff_where_member_of_enum:
      printf ("Enum Member offset %x", p->offset);
      break;
    case coff_where_unknown:
      printf ("Undefined symbol");
      break;
    case coff_where_strtag:
      printf ("STRTAG");
    case coff_where_entag:
      printf ("ENTAG");
      break;
    case coff_where_typedef:
      printf ("TYPEDEF");
      break;
    default:
      abort ();
    }
  nl ();
  tab (-1);
}

static void
dump_coff_visible (p)
     struct coff_visible *p;
{
  tab (1);
  switch (p->type)
    {
    case coff_vis_ext_def:
      printf ("coff_vis_ext_def");
      break;
    case coff_vis_ext_ref:
      printf ("coff_vis_ext_ref");
      break;
    case coff_vis_int_def:
      printf ("coff_vis_int_def");
      break;
    case coff_vis_common:
      printf ("coff_vis_common");
      break;
    case coff_vis_auto:
      printf ("coff_vis_auto");
      break;
    case coff_vis_autoparam:
      printf ("coff_vis_autoparam");
      break;
    case coff_vis_regparam:
      printf ("coff_vis_regparam");
      break;
    case coff_vis_register:
      printf ("coff_vis_register");
      break;
    case coff_vis_tag:
      printf ("coff_vis_tag");
      break;
    case coff_vis_member_of_struct:
      printf ("coff_vis_member_of_struct");
      break;
    case coff_vis_member_of_enum:
      printf ("coff_vis_member_of_enum");
      break;
    default:
      abort ();
    }
  nl ();
  tab (-1);
}


void
dump_coff_symbol (p)
     struct coff_symbol *p;
{
  tab (1);
  printf ("List of symbols");
  nl ();
  while (p)
    {
      tab (1);
      tab (1);
      printf ("Symbol  %s, tag %d, number %d", p->name, p->tag, p->number);
      nl ();
      tab (-1);
      tab (1);
      printf ("Type");
      nl ();
      dump_coff_type (p->type);
      tab (-1);
      tab (1);
      printf ("Where");
      dump_coff_where (p->where);
      tab (-1);
      tab (1);
      printf ("Visible");
      dump_coff_visible (p->visible);
      tab (-1);
      p = p->next;
      tab (-1);
    }
  tab (-1);
}

static void
dump_coff_scope (p)
     struct coff_scope *p;
{
if (p) {
  tab (1);
  printf ("List of blocks %lx ",(unsigned long) p);

  if (p->sec) {
    printf( "  %s %x..%x",  p->sec->name,p->offset, p->offset + p->size -1);
  }
  nl ();
  tab (0);
  printf ("*****************");
  nl ();
  while (p)
    {
      tab (0);
      printf ("vars %d", p->nvars);
      nl ();
      dump_coff_symbol (p->vars_head);
      printf ("blocks");
      nl ();
      dump_coff_scope (p->list_head);
      nl ();
      p = p->next;
    }

  tab (0);
  printf ("*****************");
  nl ();
  tab (-1);
}
}

static void
dump_coff_sfile (p)
     struct coff_sfile *p;
{
  tab (1);
  printf ("List of source files");
  nl ();
  while (p)
    {
      tab (0);
      printf ("Source file %s", p->name);
      nl ();
      dump_coff_scope (p->scope);
      p = p->next;
    }
  tab (-1);
}

static void
dump_coff_section(ptr)
struct coff_section *ptr;
{
  int i;
  tab(1);
  printf("section %s %d %d address %x size %x number %d nrelocs %d", 
	 ptr->name, ptr->code, ptr->data, ptr->address,ptr->size, ptr->number, ptr->nrelocs);
  nl();

  for (i = 0; i < ptr->nrelocs; i++) 
    {
      tab(0);    
      printf("(%x %s %x)",
	     ptr->relocs[i].offset,
	     ptr->relocs[i].symbol->name,
	     ptr->relocs[i].addend);
      nl();
    }
  tab(-1);

}

void
coff_dump (ptr)
     struct coff_ofile *ptr;
{
  int i;
  printf ("Coff dump");
  nl ();
  printf ("#souces %d", ptr->nsources);
  nl ();
  dump_coff_sfile (ptr->source_head);
  for (i = 0; i < ptr->nsections; i++)
    dump_coff_section(ptr->sections + i);
}


char * program_name;

static void
show_usage (file, status)
     FILE *file;
     int status;
{
  fprintf (file, "Usage: %s [-hV] in-file\n",   program_name);
  exit (status);
}

static void
show_help ()
{
  printf (_("%s: Print a human readable interpretation of a SYSROFF object file\n"),
	  program_name);
  show_usage (stdout, 0);
}


int
main (ac, av)
     int ac;
     char *av[];
{
  bfd *abfd;
  struct coff_ofile *tree;
  char **matching;
  char *input_file = NULL;
  int opt;
  static struct option long_options[] =
    {
      { "help", no_argument, 0, 'h' },
      { "version", no_argument, 0, 'V' },
      { NULL, no_argument, 0, 0 }
    };

#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
  setlocale (LC_MESSAGES, "");
#endif
  bindtextdomain (PACKAGE, LOCALEDIR);
  textdomain (PACKAGE);

  program_name = av[0];
  xmalloc_set_program_name (program_name);

  while ((opt = getopt_long (ac, av, "hV", long_options,
			     (int *) NULL))
	 != EOF)
    {
      switch (opt)
	{
	case 'h':
	  show_help ();
	  /*NOTREACHED*/
	case 'V':
	  printf (_("GNU %s version %s\n"), program_name, PROGRAM_VERSION);
	  exit (0);
	  /*NOTREACHED*/
	case 0:
	  break;
	default:
	  show_usage (stderr, 1);
	  /*NOTREACHED*/
	}
    }

  if (optind < ac)
    {
      input_file = av[optind];
    }

  if (!input_file)
    {
      fprintf (stderr,_("%s: no input file specified\n"),
	       program_name);
      exit(1);
    }
  abfd = bfd_openr (input_file, 0);

  if (!abfd)
    bfd_fatal (input_file);

  if (! bfd_check_format_matches (abfd, bfd_object, &matching))
    {
      bfd_nonfatal (input_file);
      if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
	{
	  list_matching_formats (matching);
	  free (matching);
	}
      exit (1);
    }

  tree = coff_grok (abfd);

  coff_dump(tree);
  printf("\n");
  return 0;
}
Commit	Line	Data
252b5132 RH	1	/* Coff file dumper.
	2	Copyright (C) 1994, 1998, 1999 Free Software Foundation, Inc.
	3
	4	This file is part of GNU Binutils.
	5
	6	This program is free software; you can redistribute it and/or modify
	7	it under the terms of the GNU General Public License as published by
	8	the Free Software Foundation; either version 2 of the License, or
	9	(at your option) any later version.
	10
	11	This program is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	GNU General Public License for more details.
	15
	16	You should have received a copy of the GNU General Public License
	17	along with this program; if not, write to the Free Software
	18	Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
	19
	20	/* Written by Steve Chamberlain <sac@cygnus.com>
	21
	22	This module reads a type tree generated by coffgrok and prints
	23	it out so we can test the grokker.
	24	*/
	25
	26	#include <bfd.h>
	27	#include <getopt.h>
	28	#include <libiberty.h>
	29
	30	#include "coffgrok.h"
	31	#include "bucomm.h"
	32
	33	#define PROGRAM_VERSION "1.0"
	34
	35	static int atnl;
	36	static void dump_coff_scope ();
	37
	38	static void
	39	tab (x)
	40	int x;
	41	{
	42	static int indent;
	43	int i;
	44
	45	if (atnl)
	46	{
	47	if (x < 0)
	48	{
	49	printf (")");
	50	indent += x;
	51
	52	return;
	53	}
	54	else
	55	{
	56	printf ("\n");
	57	atnl = 0;
	58	}
	59	}
	60
	61	if (x == -1)
	62	{
	63	for (i = 0; i < indent; i++)
	64	printf (" ");
65
66	indent += x;
67	printf (")");
68	return;
69	}
70
71	indent += x;
72
73	for (i = 0; i < indent; i++)
74	printf (" ");
75
76	if (x)
77	{
78	printf ("(");
79	}
80	}
81
82	static void nl ()
83	{
84	atnl = 1;
85	}
86
87	static void
88	dump_coff_lines (p)
89	struct coff_line *p;
90	{
91	int i;
92	int online = 0;
93	tab(1);
94	printf(_("#lines %d "),p->nlines);
95	for (i = 0; i < p->nlines; i++)
96	{
97	printf("(%d 0x%x)", p->lines[i], p->addresses[i]);
98	online++;
99	if (online > 6)
100	{
101	nl();
102	tab(0);
103	online = 0;
104	}
105	}
106	nl();
107	tab(-1);
108	}
109
110	static void
111	dump_coff_type (p)
112	struct coff_type *p;
113	{
114	tab (1);
115	printf ("size %d ", p->size);
116	switch (p->type)
117	{
118	case coff_secdef_type:
119	printf ("section definition at %x size %x\n",
120	p->u.asecdef.address,
121	p->u.asecdef.size);
122	nl();
123	break;
124	case coff_pointer_type:
125	printf ("pointer to");
126	nl ();
127	dump_coff_type (p->u.pointer.points_to);
128	break;
129	case coff_array_type:
130	printf ("array [%d] of", p->u.array.dim);
131	nl ();
132	dump_coff_type (p->u.array.array_of);
133	break;
134	case coff_function_type:
135	printf ("function returning");
136	nl ();
137	dump_coff_type (p->u.function.function_returns);
138	dump_coff_lines (p->u.function.lines);
139	printf ("arguments");
140	nl ();
141	dump_coff_scope (p->u.function.parameters);
142	tab (0);
143	printf ("code");
144	nl ();
145	dump_coff_scope (p->u.function.code);
146	tab(0);
147	break;
148	case coff_structdef_type:
149	printf ("structure definition");
150	nl ();
151	dump_coff_scope (p->u.astructdef.elements);
152	break;
153	case coff_structref_type:
154	if (!p->u.aenumref.ref)
155	printf ("structure ref to UNKNOWN struct");
156	else
157	printf ("structure ref to %s", p->u.aenumref.ref->name);
158	break;
159	case coff_enumref_type:
160	printf ("enum ref to %s", p->u.astructref.ref->name);
161	break;
162	case coff_enumdef_type:
163	printf ("enum definition");
164	nl ();
165	dump_coff_scope (p->u.aenumdef.elements);
166	break;
167	case coff_basic_type:
168	switch (p->u.basic)
169	{
170	case T_NULL:
171	printf ("NULL");
172	break;
173	case T_VOID:
174	printf ("VOID");
175	break;
176	case T_CHAR:
177	printf ("CHAR");
178	break;
179	case T_SHORT:
180	printf ("SHORT");
181	break;
182	case T_INT:
183	printf ("INT ");
184	break;
185	case T_LONG:
186	printf ("LONG");
187	break;
188	case T_FLOAT:
189	printf ("FLOAT");
190	break;
191	case T_DOUBLE:
192	printf ("DOUBLE");
193	break;
194	case T_STRUCT:
195	printf ("STRUCT");
196	break;
197	case T_UNION:
198	printf ("UNION");
199	break;
200	case T_ENUM:
201	printf ("ENUM");
202	break;
203	case T_MOE:
204	printf ("MOE ");
205	break;
206	case T_UCHAR:
207	printf ("UCHAR");
208	break;
209	case T_USHORT:
210	printf ("USHORT");
211	break;
212	case T_UINT:
213	printf ("UINT");
214	break;
215	case T_ULONG:
216	printf ("ULONG");
217	break;
218	case T_LNGDBL:
219	printf ("LNGDBL");
220	break;
221	default:
222	abort ();
223	}
224	}
225	nl ();
226	tab (-1);
227	}
228
229	static void
230	dump_coff_where (p)
231	struct coff_where *p;
232	{
233	tab (1);
234	switch (p->where)
235	{
236	case coff_where_stack:
237	printf ("Stack offset %x", p->offset);
238	break;
239	case coff_where_memory:
240	printf ("Memory section %s+%x", p->section->name, p->offset);
241	break;
242	case coff_where_register:
243	printf ("Register %d", p->offset);
244	break;
245	case coff_where_member_of_struct:
246	printf ("Struct Member offset %x", p->offset);
247	break;
248	case coff_where_member_of_enum:
249	printf ("Enum Member offset %x", p->offset);
250	break;
251	case coff_where_unknown:
252	printf ("Undefined symbol");
253	break;
254	case coff_where_strtag:
255	printf ("STRTAG");
256	case coff_where_entag:
257	printf ("ENTAG");
258	break;
259	case coff_where_typedef:
260	printf ("TYPEDEF");
261	break;
262	default:
263	abort ();
264	}
265	nl ();
266	tab (-1);
267	}
268
269	static void
270	dump_coff_visible (p)
271	struct coff_visible *p;
272	{
273	tab (1);
274	switch (p->type)
275	{
276	case coff_vis_ext_def:
277	printf ("coff_vis_ext_def");
278	break;
279	case coff_vis_ext_ref:
280	printf ("coff_vis_ext_ref");
281	break;
282	case coff_vis_int_def:
283	printf ("coff_vis_int_def");
284	break;
285	case coff_vis_common:
286	printf ("coff_vis_common");
287	break;
288	case coff_vis_auto:
289	printf ("coff_vis_auto");
290	break;
291	case coff_vis_autoparam:
292	printf ("coff_vis_autoparam");
293	break;
294	case coff_vis_regparam:
295	printf ("coff_vis_regparam");
296	break;
297	case coff_vis_register:
298	printf ("coff_vis_register");
299	break;
300	case coff_vis_tag:
301	printf ("coff_vis_tag");
302	break;
303	case coff_vis_member_of_struct:
304	printf ("coff_vis_member_of_struct");
305	break;
306	case coff_vis_member_of_enum:
307	printf ("coff_vis_member_of_enum");
308	break;
309	default:
310	abort ();
311	}
312	nl ();
313	tab (-1);
314	}
315
316
317	void
318	dump_coff_symbol (p)
319	struct coff_symbol *p;
320	{
321	tab (1);
322	printf ("List of symbols");
323	nl ();
324	while (p)
325	{
326	tab (1);
327	tab (1);
328	printf ("Symbol %s, tag %d, number %d", p->name, p->tag, p->number);
329	nl ();
330	tab (-1);
331	tab (1);
332	printf ("Type");
333	nl ();
334	dump_coff_type (p->type);
335	tab (-1);
336	tab (1);
337	printf ("Where");
338	dump_coff_where (p->where);
339	tab (-1);
340	tab (1);
341	printf ("Visible");
342	dump_coff_visible (p->visible);
343	tab (-1);
344	p = p->next;
345	tab (-1);
346	}
347	tab (-1);
348	}
349
350	static void
351	dump_coff_scope (p)
352	struct coff_scope *p;
353	{
354	if (p) {
355	tab (1);
356	printf ("List of blocks %lx ",(unsigned long) p);
357
358	if (p->sec) {
359	printf( " %s %x..%x", p->sec->name,p->offset, p->offset + p->size -1);
360	}
361	nl ();
362	tab (0);
363	printf ("*****************");
364	nl ();
365	while (p)
366	{
367	tab (0);
368	printf ("vars %d", p->nvars);
369	nl ();
370	dump_coff_symbol (p->vars_head);
371	printf ("blocks");
372	nl ();
373	dump_coff_scope (p->list_head);
374	nl ();
375	p = p->next;
376	}
377
378	tab (0);
379	printf ("*****************");
380	nl ();
381	tab (-1);
382	}
383	}
384
385	static void
386	dump_coff_sfile (p)
387	struct coff_sfile *p;
388	{
389	tab (1);
390	printf ("List of source files");
391	nl ();
392	while (p)
393	{
394	tab (0);
395	printf ("Source file %s", p->name);
396	nl ();
397	dump_coff_scope (p->scope);
398	p = p->next;
399	}
400	tab (-1);
401	}
402
403	static void
404	dump_coff_section(ptr)
405	struct coff_section *ptr;
406	{
407	int i;
408	tab(1);
409	printf("section %s %d %d address %x size %x number %d nrelocs %d",
410	ptr->name, ptr->code, ptr->data, ptr->address,ptr->size, ptr->number, ptr->nrelocs);
411	nl();
412
413	for (i = 0; i < ptr->nrelocs; i++)
414	{
415	tab(0);
416	printf("(%x %s %x)",
417	ptr->relocs[i].offset,
418	ptr->relocs[i].symbol->name,
419	ptr->relocs[i].addend);
420	nl();
421	}
422	tab(-1);
423
424	}
425
426	void
427	coff_dump (ptr)
428	struct coff_ofile *ptr;
429	{
430	int i;
431	printf ("Coff dump");
432	nl ();
433	printf ("#souces %d", ptr->nsources);
434	nl ();
435	dump_coff_sfile (ptr->source_head);
436	for (i = 0; i < ptr->nsections; i++)
437	dump_coff_section(ptr->sections + i);
438	}
439
440
441
442	char * program_name;
443
444	static void
445	show_usage (file, status)
446	FILE *file;
447	int status;
448	{
449	fprintf (file, "Usage: %s [-hV] in-file\n", program_name);
450	exit (status);
451	}
452
453	static void
454	show_help ()
455	{
456	printf (_("%s: Print a human readable interpretation of a SYSROFF object file\n"),
457	program_name);
458	show_usage (stdout, 0);
459	}
460
461
462	int
463	main (ac, av)
464	int ac;
465	char *av[];
466	{
467	bfd *abfd;
468	struct coff_ofile *tree;
469	char **matching;
470	char *input_file = NULL;
471	int opt;
472	static struct option long_options[] =
473	{
474	{ "help", no_argument, 0, 'h' },
475	{ "version", no_argument, 0, 'V' },
476	{ NULL, no_argument, 0, 0 }
477	};
478
479	#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
480	setlocale (LC_MESSAGES, "");
481	#endif
482	bindtextdomain (PACKAGE, LOCALEDIR);
483	textdomain (PACKAGE);
484
485	program_name = av[0];
486	xmalloc_set_program_name (program_name);
487
488	while ((opt = getopt_long (ac, av, "hV", long_options,
489	(int *) NULL))
490	!= EOF)
491	{
492	switch (opt)
493	{
494	case 'h':
495	show_help ();
496	/NOTREACHED/
497	case 'V':
498	printf (_("GNU %s version %s\n"), program_name, PROGRAM_VERSION);
499	exit (0);
500	/NOTREACHED/
501	case 0:
502	break;
503	default:
504	show_usage (stderr, 1);
505	/NOTREACHED/
506	}
507	}
508
509	if (optind < ac)
510	{
511	input_file = av[optind];
512	}
513
514	if (!input_file)
515	{
516	fprintf (stderr,_("%s: no input file specified\n"),
517	program_name);
518	exit(1);
519	}
520	abfd = bfd_openr (input_file, 0);
521
522	if (!abfd)
523	bfd_fatal (input_file);
524
525	if (! bfd_check_format_matches (abfd, bfd_object, &matching))
526	{
527	bfd_nonfatal (input_file);
528	if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
529	{
530	list_matching_formats (matching);
531	free (matching);
532	}
533	exit (1);
534	}
535
536	tree = coff_grok (abfd);
537
538	coff_dump(tree);
539	printf("\n");
540	return 0;
541	}