Commit | Line | Data |
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252b5132 | 1 | /* BFD back-end for Apple M68K COFF A/UX 3.x files. |
2c3fc389 | 2 | Copyright 1996, 1997, 2000, 2002, 2005, 2007, 2008, 2011, 2012 |
2b5c217d | 3 | Free Software Foundation, Inc. |
252b5132 RH |
4 | Written by Richard Henderson <rth@tamu.edu>. |
5 | ||
cd123cb7 | 6 | This file is part of BFD, the Binary File Descriptor library. |
252b5132 | 7 | |
cd123cb7 NC |
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 3 of the License, or | |
11 | (at your option) any later version. | |
252b5132 | 12 | |
cd123cb7 NC |
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. | |
252b5132 | 17 | |
cd123cb7 NC |
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, | |
21 | MA 02110-1301, USA. */ | |
252b5132 RH |
22 | |
23 | #define TARGET_SYM m68kaux_coff_vec | |
24 | #define TARGET_NAME "coff-m68k-aux" | |
25 | ||
26 | #ifndef TARG_AUX | |
27 | #define TARG_AUX | |
28 | #endif | |
29 | ||
30 | #define COFF_LONG_FILENAMES | |
31 | ||
32 | /* 4k pages */ | |
33 | #define COFF_PAGE_SIZE 0x1000 | |
34 | ||
346ceb11 | 35 | /* On AUX, a STYP_NOLOAD|STYP_BSS section is part of a shared library. */ |
252b5132 RH |
36 | #define BSS_NOLOAD_IS_SHARED_LIBRARY |
37 | ||
38 | #define STATIC_RELOCS | |
39 | ||
40 | #define COFF_COMMON_ADDEND | |
41 | ||
252b5132 | 42 | #include "sysdep.h" |
3db64b00 | 43 | #include "bfd.h" |
252b5132 | 44 | |
252b5132 | 45 | #define coff_link_add_one_symbol coff_m68k_aux_link_add_one_symbol |
2c3fc389 NC |
46 | static bfd_boolean |
47 | coff_m68k_aux_link_add_one_symbol | |
48 | (struct bfd_link_info *, bfd *, const char *, flagword, asection *, | |
49 | bfd_vma, const char *, bfd_boolean, bfd_boolean, | |
50 | struct bfd_link_hash_entry **); | |
252b5132 | 51 | |
2b5c217d NC |
52 | #ifndef bfd_pe_print_pdata |
53 | #define bfd_pe_print_pdata NULL | |
54 | #endif | |
55 | ||
252b5132 RH |
56 | #include "coff/aux-coff.h" /* override coff/internal.h and coff/m68k.h */ |
57 | #include "coff-m68k.c" | |
58 | ||
59 | /* We need non-absolute symbols to override absolute symbols. This | |
60 | mirrors Apple's "solution" to let a static library symbol override | |
61 | a shared library symbol. On the whole not a good thing, given how | |
62 | shared libraries work here, but can work if you are careful with | |
346ceb11 | 63 | what you include in the shared object. */ |
252b5132 | 64 | |
b34976b6 | 65 | static bfd_boolean |
2c3fc389 NC |
66 | coff_m68k_aux_link_add_one_symbol (struct bfd_link_info *info, |
67 | bfd *abfd, | |
68 | const char *name, | |
69 | flagword flags, | |
70 | asection *section, | |
71 | bfd_vma value, | |
72 | const char *string, | |
73 | bfd_boolean copy, | |
74 | bfd_boolean collect, | |
75 | struct bfd_link_hash_entry **hashp) | |
252b5132 RH |
76 | { |
77 | struct bfd_link_hash_entry *h; | |
78 | ||
79 | if ((flags & (BSF_WARNING | BSF_CONSTRUCTOR | BSF_WEAK)) == 0 && | |
80 | !bfd_is_und_section (section) && | |
81 | !bfd_is_com_section (section)) | |
82 | { | |
83 | /* The new symbol is a definition or an indirect definition */ | |
84 | ||
85 | /* This bit copied from linker.c */ | |
86 | if (hashp != NULL && *hashp != NULL) | |
87 | { | |
88 | h = *hashp; | |
89 | BFD_ASSERT (strcmp (h->root.string, name) == 0); | |
90 | } | |
91 | else | |
92 | { | |
b34976b6 | 93 | h = bfd_link_hash_lookup (info->hash, name, TRUE, copy, FALSE); |
252b5132 RH |
94 | if (h == NULL) |
95 | { | |
96 | if (hashp != NULL) | |
97 | *hashp = NULL; | |
b34976b6 | 98 | return FALSE; |
252b5132 RH |
99 | } |
100 | } | |
101 | ||
102 | if (info->notice_hash != (struct bfd_hash_table *) NULL | |
b34976b6 | 103 | && (bfd_hash_lookup (info->notice_hash, name, FALSE, FALSE) |
252b5132 RH |
104 | != (struct bfd_hash_entry *) NULL)) |
105 | { | |
16d96b5b AM |
106 | if (! (*info->callbacks->notice) (info, h, abfd, section, value, |
107 | flags, string)) | |
b34976b6 | 108 | return FALSE; |
252b5132 RH |
109 | } |
110 | ||
111 | if (hashp != (struct bfd_link_hash_entry **) NULL) | |
112 | *hashp = h; | |
113 | /* end duplication from linker.c */ | |
114 | ||
115 | if (h->type == bfd_link_hash_defined | |
116 | || h->type == bfd_link_hash_indirect) | |
117 | { | |
118 | asection *msec; | |
119 | ||
120 | if (h->type == bfd_link_hash_defined) | |
121 | msec = h->u.def.section; | |
122 | else | |
123 | msec = bfd_ind_section_ptr; | |
124 | ||
125 | if (bfd_is_abs_section (msec) && !bfd_is_abs_section (section)) | |
126 | { | |
127 | h->u.def.section = section; | |
128 | h->u.def.value = value; | |
b34976b6 | 129 | return TRUE; |
252b5132 RH |
130 | } |
131 | else if (bfd_is_abs_section (section) && !bfd_is_abs_section (msec)) | |
b34976b6 | 132 | return TRUE; |
252b5132 RH |
133 | } |
134 | } | |
135 | ||
136 | /* If we didn't exit early, finish processing in the generic routine */ | |
137 | return _bfd_generic_link_add_one_symbol (info, abfd, name, flags, section, | |
138 | value, string, copy, collect, | |
139 | hashp); | |
140 | } |