1/* Binutils emulation layer.
2   Copyright (C) 2002-2017 Free Software Foundation, Inc.
3   Written by Tom Rix, Red Hat Inc.
4
5   This file is part of GNU Binutils.
6
7   This program is free software; you can redistribute it and/or modify
8   it under the terms of the GNU General Public License as published by
9   the Free Software Foundation; either version 3 of the License, or
10   (at your option) any later version.
11
12   This program is distributed in the hope that it will be useful,
13   but WITHOUT ANY WARRANTY; without even the implied warranty of
14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   GNU General Public License for more details.
16
17   You should have received a copy of the GNU General Public License
18   along with this program; if not, write to the Free Software
19   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
20   MA 02110-1301, USA.  */
21
22#include "binemul.h"
23
24extern bin_emulation_xfer_type bin_dummy_emulation;
25
26void
27ar_emul_usage (FILE *fp)
28{
29  if (bin_dummy_emulation.ar_usage)
30    bin_dummy_emulation.ar_usage (fp);
31}
32
33void
34ar_emul_default_usage (FILE *fp)
35{
36  AR_EMUL_USAGE_PRINT_OPTION_HEADER (fp);
37  /* xgettext:c-format */
38  fprintf (fp, _("  No emulation specific options\n"));
39}
40
41bfd_boolean
42ar_emul_append (bfd **after_bfd, char *file_name, const char *target,
43		bfd_boolean verbose, bfd_boolean flatten)
44{
45  if (bin_dummy_emulation.ar_append)
46    return bin_dummy_emulation.ar_append (after_bfd, file_name, target,
47					  verbose, flatten);
48
49  return FALSE;
50}
51
52static bfd_boolean
53any_ok (bfd *new_bfd ATTRIBUTE_UNUSED)
54{
55  return TRUE;
56}
57
58bfd_boolean
59do_ar_emul_append (bfd **after_bfd, bfd *new_bfd,
60		   bfd_boolean verbose, bfd_boolean flatten,
61		   bfd_boolean (*check) (bfd *))
62{
63  /* When flattening, add the members of an archive instead of the
64     archive itself.  */
65  if (flatten && bfd_check_format (new_bfd, bfd_archive))
66    {
67      bfd *elt;
68      bfd_boolean added = FALSE;
69
70      for (elt = bfd_openr_next_archived_file (new_bfd, NULL);
71           elt;
72           elt = bfd_openr_next_archived_file (new_bfd, elt))
73        {
74          if (do_ar_emul_append (after_bfd, elt, verbose, TRUE, check))
75            {
76              added = TRUE;
77              after_bfd = &((*after_bfd)->archive_next);
78            }
79        }
80
81      return added;
82    }
83
84  if (!check (new_bfd))
85    return FALSE;
86
87  AR_EMUL_APPEND_PRINT_VERBOSE (verbose, new_bfd->filename);
88
89  new_bfd->archive_next = *after_bfd;
90  *after_bfd = new_bfd;
91
92  return TRUE;
93}
94
95bfd_boolean
96ar_emul_default_append (bfd **after_bfd, char *file_name,
97			const char *target, bfd_boolean verbose,
98			bfd_boolean flatten)
99{
100  bfd *new_bfd;
101
102  new_bfd = bfd_openr (file_name, target);
103  AR_EMUL_ELEMENT_CHECK (new_bfd, file_name);
104  return do_ar_emul_append (after_bfd, new_bfd, verbose, flatten, any_ok);
105}
106
107bfd_boolean
108ar_emul_replace (bfd **after_bfd, char *file_name, const char *target,
109		 bfd_boolean verbose)
110{
111  if (bin_dummy_emulation.ar_replace)
112    return bin_dummy_emulation.ar_replace (after_bfd, file_name,
113					   target, verbose);
114
115  return FALSE;
116}
117
118bfd_boolean
119ar_emul_default_replace (bfd **after_bfd, char *file_name,
120			 const char *target, bfd_boolean verbose)
121{
122  bfd *new_bfd;
123
124  new_bfd = bfd_openr (file_name, target);
125  AR_EMUL_ELEMENT_CHECK (new_bfd, file_name);
126
127  AR_EMUL_REPLACE_PRINT_VERBOSE (verbose, file_name);
128
129  new_bfd->archive_next = *after_bfd;
130  *after_bfd = new_bfd;
131
132  return TRUE;
133}
134
135bfd_boolean
136ar_emul_parse_arg (char *arg)
137{
138  if (bin_dummy_emulation.ar_parse_arg)
139    return bin_dummy_emulation.ar_parse_arg (arg);
140
141  return FALSE;
142}
143
144bfd_boolean
145ar_emul_default_parse_arg (char *arg ATTRIBUTE_UNUSED)
146{
147  return FALSE;
148}
149