gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / binutils / bfdtest2.c

/* A program to test BFD.\r
   Copyright (C) 2012-2020 Free Software Foundation, Inc.
\r
   This file is part of the GNU Binutils.\r
\r
   This program is free software; you can redistribute it and/or modify\r
   it under the terms of the GNU General Public License as published by\r
   the Free Software Foundation; either version 3 of the License, or\r
   (at your option) any later version.\r
\r
   This program is distributed in the hope that it will be useful,\r
   but WITHOUT ANY WARRANTY; without even the implied warranty of\r
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
   GNU General Public License for more details.\r
\r
   You should have received a copy of the GNU General Public License\r
   along with this program; if not, write to the Free Software\r
   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,\r
   MA 02110-1301, USA.  */\r
\r
#include "sysdep.h"\r
#include "bfd.h"\r
\r
static void\r
die (const char *s)\r
{\r
  printf ("oops: %s\n", s);\r
  exit (1);\r
}\r
\r
static void *\r
iovec_open (struct bfd *nbfd ATTRIBUTE_UNUSED, void *open_closure)\r
{\r
  return open_closure;\r
}\r
\r
static file_ptr iovec_read (struct bfd *nbfd ATTRIBUTE_UNUSED,\r
			    void *stream, void *buf, file_ptr nbytes,\r
			    file_ptr offset)\r
{\r
  FILE* file = (FILE*) stream;\r
\r
  if (fseek(file, offset, SEEK_SET) != 0)\r
    die ("fseek error");\r
\r
  return fread (buf, 1, nbytes, file);\r
}\r
\r
static int\r
iovec_stat (struct bfd *abfd ATTRIBUTE_UNUSED, \r
	    void *stream, struct stat *sb)\r
{\r
  return fstat (fileno ((FILE*) stream), sb);\r
}\r
\r
static bfd_boolean\r
check_format_any (struct bfd *abfd, bfd_format format)\r
{\r
  char** targets = NULL;\r
\r
  if (bfd_check_format_matches (abfd, format, &targets))\r
    return TRUE;\r
\r
  if (targets)\r
    {\r
      bfd_find_target (targets[0], abfd);\r
\r
      return bfd_check_format (abfd, format);\r
    }\r
\r
  return FALSE;\r
}\r
\r
int\r
main (int argc, const char** argv)\r
{\r
  FILE* file;\r
  bfd *abfd, *mbfd;\r
\r
  if (argc < 2)\r
    die ("Usage: test archivefile");\r
\r
  file = fopen(argv[1], "rb");\r
  if (!file)\r
    die ("file not found");\r
\r
  abfd = bfd_openr_iovec (argv[1], 0, iovec_open, file,\r
			  iovec_read, NULL, iovec_stat);\r
  if (!abfd)\r
    die ("error opening file");\r
\r
  if (!check_format_any (abfd, bfd_archive))\r
    die ("not an archive");\r
\r
  mbfd = bfd_openr_next_archived_file (abfd, 0);\r
  if (!mbfd)\r
    die ("error opening archive member");\r
\r
  if (!bfd_close (mbfd))\r
    die ("error closing archive member");\r
\r
  if (!bfd_close (abfd))\r
    die ("error closing archive");\r
\r
  return 0;\r
}\r