text: /* Copyright (C) 2012, 2013, 2015 Red Hat, Inc.
     This file is part of elfutils.
  
     This file 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.
  
     elfutils 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/>.  */
  
  #ifdef HAVE_CONFIG_H
  # include <config.h>
  #endif
  
  #include <fcntl.h>
  #include ELFUTILS_HEADER(dw)
  #include <stdio.h>
  #include <unistd.h>
  #include <dwarf.h>
  #include <inttypes.h>
  
  int
  main (int argc, char *argv[])
  {
    for (int i = 1; i < argc; ++i)
      {
        int fd = open (argv[i], O_RDONLY);
  
        Dwarf *dbg = dwarf_begin (fd, DWARF_C_READ);
        if (dbg != NULL)
  	{
  	  Dwarf_Off off = 0;
  	  size_t cuhl;
  	  Dwarf_Off noff;
  	  uint64_t type_sig;
  
  	  while (dwarf_next_unit (dbg, off, &noff, &cuhl, NULL, NULL, NULL,
  				  NULL, &type_sig, NULL) == 0)
  	    {
  	      Dwarf_Die die_mem;
  	      dwarf_offdie_types (dbg, off + cuhl, &die_mem);
  	      off = noff;
  	    }
  
  	  off = 0;
  
  	  while (dwarf_nextcu (dbg, off, &noff, &cuhl, NULL, NULL, NULL) == 0)
  	    {
  	      Dwarf_Die die_mem;
  	      Dwarf_Die *die = dwarf_offdie (dbg, off + cuhl, &die_mem);
  
  	      Dwarf_Die iter_mem;
  	      Dwarf_Die *iter = &iter_mem;
  	      dwarf_child (die, &iter_mem);
  
  	      while (1)
  		{
  		  if (dwarf_tag (iter) == DW_TAG_variable)
  		    {
  		      Dwarf_Attribute attr_mem;
  		      Dwarf_Die form_mem, *form;
  		      form = dwarf_formref_die (dwarf_attr (iter, DW_AT_type,
  							    &attr_mem),
  						&form_mem);
  
  		      if (form == NULL)
  			printf ("fail\n");
  		      else
  			printf ("ok %s [%" PRIx64 "]\n",
  				dwarf_diename (form), dwarf_dieoffset (form));
  		    }
  
  		  if (dwarf_siblingof (iter, &iter_mem) != 0)
  		    break;
  		}
  
  	      off = noff;
  	    }
  
  	  dwarf_end (dbg);
  	}
  
        close (fd);
      }
  }
  