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1 | /* Binutils emulation layer. | |
2 | Copyright (C) 2002-2019 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 | #include "bfdlink.h" | |
24 | #include "coff/internal.h" | |
25 | #include "coff/xcoff.h" | |
26 | #include "libcoff.h" | |
27 | #include "libxcoff.h" | |
28 | ||
29 | /* Default to <bigaf>. */ | |
30 | /* FIXME: write only variable. */ | |
31 | static bfd_boolean big_archive = TRUE; | |
32 | ||
33 | /* Whether to include 32 bit objects. */ | |
34 | static bfd_boolean X32 = TRUE; | |
35 | ||
36 | /* Whether to include 64 bit objects. */ | |
37 | static bfd_boolean X64 = FALSE; | |
38 | ||
39 | static void | |
40 | ar_emul_aix_usage (FILE *fp) | |
41 | { | |
42 | AR_EMUL_USAGE_PRINT_OPTION_HEADER (fp); | |
43 | /* xgettext:c-format */ | |
44 | fprintf (fp, _(" [-g] - 32 bit small archive\n")); | |
45 | fprintf (fp, _(" [-X32] - ignores 64 bit objects\n")); | |
46 | fprintf (fp, _(" [-X64] - ignores 32 bit objects\n")); | |
47 | fprintf (fp, _(" [-X32_64] - accepts 32 and 64 bit objects\n")); | |
48 | } | |
49 | ||
50 | static bfd_boolean | |
51 | check_aix (bfd *try_bfd) | |
52 | { | |
53 | extern const bfd_target rs6000_xcoff_vec; | |
54 | extern const bfd_target rs6000_xcoff64_vec; | |
55 | extern const bfd_target rs6000_xcoff64_aix_vec; | |
56 | ||
57 | if (bfd_check_format (try_bfd, bfd_object)) | |
58 | { | |
59 | if (!X32 && try_bfd->xvec == &rs6000_xcoff_vec) | |
60 | return FALSE; | |
61 | ||
62 | if (!X64 && (try_bfd->xvec == &rs6000_xcoff64_vec | |
63 | || try_bfd->xvec == &rs6000_xcoff64_aix_vec)) | |
64 | return FALSE; | |
65 | } | |
66 | return TRUE; | |
67 | } | |
68 | ||
69 | static bfd_boolean | |
70 | ar_emul_aix_append (bfd **after_bfd, char *file_name, const char *target, | |
71 | bfd_boolean verbose, bfd_boolean flatten) | |
72 | { | |
73 | bfd *new_bfd; | |
74 | ||
75 | new_bfd = bfd_openr (file_name, target); | |
76 | AR_EMUL_ELEMENT_CHECK (new_bfd, file_name); | |
77 | ||
78 | return do_ar_emul_append (after_bfd, new_bfd, verbose, flatten, check_aix); | |
79 | } | |
80 | ||
81 | static bfd_boolean | |
82 | ar_emul_aix_replace (bfd **after_bfd, char *file_name, const char *target, | |
83 | bfd_boolean verbose) | |
84 | { | |
85 | bfd *new_bfd; | |
86 | ||
87 | new_bfd = bfd_openr (file_name, target); | |
88 | AR_EMUL_ELEMENT_CHECK (new_bfd, file_name); | |
89 | ||
90 | if (!check_aix (new_bfd)) | |
91 | return FALSE; | |
92 | ||
93 | AR_EMUL_REPLACE_PRINT_VERBOSE (verbose, file_name); | |
94 | ||
95 | new_bfd->archive_next = *after_bfd; | |
96 | *after_bfd = new_bfd; | |
97 | ||
98 | return TRUE; | |
99 | } | |
100 | ||
101 | static bfd_boolean | |
102 | ar_emul_aix_parse_arg (char *arg) | |
103 | { | |
104 | if (CONST_STRNEQ (arg, "-X32_64")) | |
105 | { | |
106 | big_archive = TRUE; | |
107 | X32 = TRUE; | |
108 | X64 = TRUE; | |
109 | } | |
110 | else if (CONST_STRNEQ (arg, "-X32")) | |
111 | { | |
112 | big_archive = TRUE; | |
113 | X32 = TRUE; | |
114 | X64 = FALSE; | |
115 | } | |
116 | else if (CONST_STRNEQ (arg, "-X64")) | |
117 | { | |
118 | big_archive = TRUE; | |
119 | X32 = FALSE; | |
120 | X64 = TRUE; | |
121 | } | |
122 | else if (CONST_STRNEQ (arg, "-g")) | |
123 | { | |
124 | big_archive = FALSE; | |
125 | X32 = TRUE; | |
126 | X64 = FALSE; | |
127 | } | |
128 | else | |
129 | return FALSE; | |
130 | ||
131 | return TRUE; | |
132 | } | |
133 | ||
134 | struct bin_emulation_xfer_struct bin_aix_emulation = | |
135 | { | |
136 | ar_emul_aix_usage, | |
137 | ar_emul_aix_append, | |
138 | ar_emul_aix_replace, | |
139 | ar_emul_aix_parse_arg, | |
140 | }; |