bfd/corefile.c

   1 /* Core file generic interface routines for BFD.
   2    Copyright 1990, 1991, 1992, 1993, 1994, 2000, 2001, 2002, 2003
   3    Free Software Foundation, Inc.
   4    Written by Cygnus Support.
   5
   6 This file is part of BFD, the Binary File Descriptor library.
   7
   8 This program is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2 of the License, or
  11 (at your option) any later version.
  12
  13 This program is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with this program; if not, write to the Free Software
  20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  21
  22 /*
  23 SECTION
  24         Core files
  25
  26 SUBSECTION
  27         Core file functions
  28
  29 DESCRIPTION
  30         These are functions pertaining to core files.
  31 */
  32
  33 #include "bfd.h"
  34 #include "sysdep.h"
  35 #include "libbfd.h"
  36
  37 /*
  38 FUNCTION
  39         bfd_core_file_failing_command
  40
  41 SYNOPSIS
  42         const char *bfd_core_file_failing_command (bfd *abfd);
  43
  44 DESCRIPTION
  45         Return a read-only string explaining which program was running
  46         when it failed and produced the core file @var{abfd}.
  47
  48 */
  49
  50 const char *
  51 bfd_core_file_failing_command (bfd *abfd)
  52 {
  53   if (abfd->format != bfd_core)
  54     {
  55       bfd_set_error (bfd_error_invalid_operation);
  56       return NULL;
  57     }
  58   return BFD_SEND (abfd, _core_file_failing_command, (abfd));
  59 }
  60
  61 /*
  62 FUNCTION
  63         bfd_core_file_failing_signal
  64
  65 SYNOPSIS
  66         int bfd_core_file_failing_signal (bfd *abfd);
  67
  68 DESCRIPTION
  69         Returns the signal number which caused the core dump which
  70         generated the file the BFD @var{abfd} is attached to.
  71 */
  72
  73 int
  74 bfd_core_file_failing_signal (bfd *abfd)
  75 {
  76   if (abfd->format != bfd_core)
  77     {
  78       bfd_set_error (bfd_error_invalid_operation);
  79       return 0;
  80     }
  81   return BFD_SEND (abfd, _core_file_failing_signal, (abfd));
  82 }
  83
  84 /*
  85 FUNCTION
  86         core_file_matches_executable_p
  87
  88 SYNOPSIS
  89         bfd_boolean core_file_matches_executable_p
  90           (bfd *core_bfd, bfd *exec_bfd);
  91
  92 DESCRIPTION
  93         Return <<TRUE>> if the core file attached to @var{core_bfd}
  94         was generated by a run of the executable file attached to
  95         @var{exec_bfd}, <<FALSE>> otherwise.
  96 */
  97
  98 bfd_boolean
  99 core_file_matches_executable_p (bfd *core_bfd, bfd *exec_bfd)
 100 {
 101   if (core_bfd->format != bfd_core || exec_bfd->format != bfd_object)
 102     {
 103       bfd_set_error (bfd_error_wrong_format);
 104       return FALSE;
 105     }
 106
 107   return BFD_SEND (core_bfd, _core_file_matches_executable_p,
 108                    (core_bfd, exec_bfd));
 109 }