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Commit | Line | Data |
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4a6afc88 ILT |
1 | /* ldemul.c -- clearing house for ld emulation states |
2 | Copyright (C) 1991, 1993 Free Software Foundation, Inc. | |
f177a611 JG |
3 | |
4 | This file is part of GLD, the Gnu Linker. | |
5 | ||
6 | GLD is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
4a6afc88 | 8 | the Free Software Foundation; either version 2, or (at your option) |
f177a611 JG |
9 | any later version. |
10 | ||
11 | GLD is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GLD; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
19 | ||
f177a611 JG |
20 | #include "bfd.h" |
21 | #include "sysdep.h" | |
22 | ||
23 | #include "config.h" | |
24 | #include "ld.h" | |
25 | #include "ldemul.h" | |
26 | #include "ldmisc.h" | |
4a6afc88 ILT |
27 | #include "ldfile.h" |
28 | #include "ldmain.h" | |
29 | #include "ldemul-list.h" | |
f177a611 JG |
30 | |
31 | ld_emulation_xfer_type *ld_emulation; | |
32 | ||
33 | void | |
34 | ldemul_hll(name) | |
4a6afc88 | 35 | char *name; |
f177a611 JG |
36 | { |
37 | ld_emulation->hll(name); | |
38 | } | |
39 | ||
40 | ||
41 | void ldemul_syslib(name) | |
4a6afc88 | 42 | char *name; |
f177a611 JG |
43 | { |
44 | ld_emulation->syslib(name); | |
45 | } | |
46 | ||
47 | void | |
48 | ldemul_after_parse() | |
49 | { | |
50 | ld_emulation->after_parse(); | |
51 | } | |
52 | ||
53 | void | |
54 | ldemul_before_parse() | |
55 | { | |
56 | ld_emulation->before_parse(); | |
57 | } | |
58 | ||
59 | void | |
60 | ldemul_after_allocation() | |
61 | { | |
62 | ld_emulation->after_allocation(); | |
63 | } | |
64 | ||
65 | void | |
66 | ldemul_before_allocation() | |
67 | { | |
4a6afc88 | 68 | if (ld_emulation->before_allocation) |
f177a611 | 69 | ld_emulation->before_allocation(); |
f177a611 JG |
70 | } |
71 | ||
72 | ||
73 | void | |
74 | ldemul_set_output_arch() | |
75 | { | |
76 | ld_emulation->set_output_arch(); | |
77 | } | |
78 | ||
4a6afc88 ILT |
79 | void |
80 | ldemul_finish() | |
81 | { | |
82 | if (ld_emulation->finish) | |
83 | ld_emulation->finish(); | |
84 | } | |
85 | ||
86 | void | |
87 | ldemul_create_output_section_statements() | |
88 | { | |
89 | if (ld_emulation->create_output_section_statements) | |
90 | ld_emulation->create_output_section_statements(); | |
91 | } | |
92 | ||
93 | char * | |
94 | ldemul_get_script(isfile) | |
95 | int *isfile; | |
96 | { | |
97 | return ld_emulation->get_script(isfile); | |
98 | } | |
99 | ||
f177a611 JG |
100 | char * |
101 | ldemul_choose_target() | |
102 | { | |
103 | return ld_emulation->choose_target(); | |
104 | } | |
105 | ||
4a6afc88 ILT |
106 | /* The default choose_target function. */ |
107 | ||
f177a611 | 108 | char * |
4a6afc88 | 109 | ldemul_default_target() |
f177a611 | 110 | { |
4a6afc88 ILT |
111 | char *from_outside = getenv(TARGET_ENVIRON); |
112 | if (from_outside != (char *)NULL) | |
113 | return from_outside; | |
114 | return ld_emulation->target_name; | |
115 | } | |
116 | ||
117 | void | |
118 | after_parse_default() | |
119 | { | |
120 | ||
f177a611 JG |
121 | } |
122 | ||
123 | void | |
4a6afc88 ILT |
124 | after_allocation_default() |
125 | { | |
126 | ||
127 | } | |
128 | ||
129 | void | |
130 | before_allocation_default() | |
131 | { | |
132 | ||
133 | } | |
134 | ||
135 | void | |
136 | set_output_arch_default() | |
137 | { | |
138 | /* Set the output architecture and machine if possible */ | |
139 | bfd_set_arch_mach(output_bfd, | |
140 | ldfile_output_architecture, ldfile_output_machine); | |
f177a611 JG |
141 | } |
142 | ||
4a6afc88 ILT |
143 | void |
144 | syslib_default(ignore) | |
145 | char *ignore; | |
146 | { | |
147 | info_msg ("%S SYSLIB ignored\n"); | |
148 | } | |
f177a611 | 149 | |
4a6afc88 ILT |
150 | void |
151 | hll_default(ignore) | |
152 | char *ignore; | |
153 | { | |
154 | info_msg ("%S HLL ignored\n"); | |
155 | } | |
f177a611 | 156 | |
4a6afc88 ILT |
157 | ld_emulation_xfer_type *ld_emulations[] = { EMULATION_LIST }; |
158 | ||
159 | void | |
160 | ldemul_choose_mode(target) | |
161 | char *target; | |
162 | { | |
163 | ld_emulation_xfer_type **eptr = ld_emulations; | |
164 | /* Ignore "gld" prefix. */ | |
165 | if (target[0] == 'g' && target[1] == 'l' && target[2] == 'd') | |
166 | target += 3; | |
167 | for (; *eptr; eptr++) | |
168 | { | |
169 | if (strcmp(target, (*eptr)->emulation_name) == 0) | |
170 | { | |
171 | ld_emulation = *eptr; | |
172 | return; | |
173 | } | |
174 | } | |
175 | einfo("%P%F: unrecognised emulation mode: %s\n",target); | |
176 | } |