Commit | Line | Data |
---|---|---|
252b5132 RH |
1 | # This shell script emits a C file. -*- C -*- |
2 | # It does some substitutions. | |
3 | cat >e${EMULATION_NAME}.c <<EOF | |
5e2f1575 | 4 | /* Copyright 1991, 1993, 1994, 1996, 1999, 2000, 2001, 2002, 2003, 2004 |
b71e2778 | 5 | Free Software Foundation, Inc. |
252b5132 RH |
6 | |
7 | This file is part of GLD, the Gnu Linker. | |
8 | ||
9 | GLD is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 1, or (at your option) | |
12 | any later version. | |
13 | ||
14 | GLD is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
20 | along with GLD; see the file COPYING. If not, write to the Free | |
21 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
22 | 02111-1307, USA. */ | |
23 | ||
5e2f1575 | 24 | /* |
252b5132 RH |
25 | * emulate the Intels port of gld |
26 | */ | |
27 | ||
28 | ||
252b5132 RH |
29 | #include "bfd.h" |
30 | #include "sysdep.h" | |
31 | #include "libiberty.h" | |
3882b010 | 32 | #include "safe-ctype.h" |
252b5132 RH |
33 | #include "bfdlink.h" |
34 | ||
35 | #include "ld.h" | |
252b5132 RH |
36 | #include "ldmisc.h" |
37 | #include "ldmain.h" | |
38 | ||
b71e2778 AM |
39 | #include "ldexp.h" |
40 | #include "ldlang.h" | |
41 | #include "ldfile.h" | |
42 | #include "ldemul.h" | |
43 | ||
252b5132 RH |
44 | #ifdef GNU960 |
45 | ||
46 | static void | |
0c7a8e5a | 47 | gld960_before_parse (void) |
252b5132 RH |
48 | { |
49 | static char *env_variables[] = { "G960LIB", "G960BASE", 0 }; | |
50 | char **p; | |
51 | char *env ; | |
52 | ||
53 | for ( p = env_variables; *p; p++ ){ | |
54 | env = (char *) getenv(*p); | |
55 | if (env) { | |
56 | ldfile_add_library_path (concat (env, | |
57 | "/lib/libcoff", | |
58 | (const char *) NULL), | |
b34976b6 | 59 | FALSE); |
252b5132 RH |
60 | } |
61 | } | |
62 | ldfile_output_architecture = bfd_arch_i960; | |
63 | } | |
64 | ||
65 | #else /* not GNU960 */ | |
66 | ||
0c7a8e5a | 67 | static void gld960_before_parse (void) |
252b5132 RH |
68 | { |
69 | char *env ; | |
70 | env = getenv("G960LIB"); | |
71 | if (env) { | |
b34976b6 | 72 | ldfile_add_library_path(env, FALSE); |
252b5132 RH |
73 | } |
74 | env = getenv("G960BASE"); | |
75 | if (env) | |
76 | ldfile_add_library_path (concat (env, "/lib", (const char *) NULL), | |
b34976b6 | 77 | FALSE); |
252b5132 RH |
78 | ldfile_output_architecture = bfd_arch_i960; |
79 | } | |
80 | ||
81 | #endif /* GNU960 */ | |
82 | ||
83 | ||
84 | static void | |
0c7a8e5a | 85 | gld960_set_output_arch (void) |
252b5132 RH |
86 | { |
87 | if (ldfile_output_machine_name != NULL | |
88 | && *ldfile_output_machine_name != '\0') | |
89 | { | |
90 | char *s, *s1; | |
91 | ||
92 | s = concat ("i960:", ldfile_output_machine_name, (char *) NULL); | |
93 | for (s1 = s; *s1 != '\0'; s1++) | |
3882b010 | 94 | *s1 = TOLOWER (*s1); |
5e2f1575 | 95 | ldfile_set_output_arch (s, bfd_arch_unknown); |
252b5132 RH |
96 | free (s); |
97 | } | |
98 | ||
99 | set_output_arch_default (); | |
100 | } | |
101 | ||
102 | static char * | |
0c7a8e5a | 103 | gld960_choose_target (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) |
252b5132 RH |
104 | { |
105 | #ifdef GNU960 | |
106 | ||
107 | output_filename = "b.out"; | |
108 | return bfd_make_targ_name(BFD_BOUT_FORMAT, 0); | |
109 | ||
110 | #else | |
111 | ||
112 | char *from_outside = getenv(TARGET_ENVIRON); | |
113 | output_filename = "b.out"; | |
114 | ||
115 | if (from_outside != (char *)NULL) | |
116 | return from_outside; | |
117 | ||
118 | return "coff-Intel-little"; | |
119 | ||
120 | #endif | |
121 | } | |
122 | ||
123 | static char * | |
0c7a8e5a | 124 | gld960_get_script (int *isfile) |
252b5132 RH |
125 | EOF |
126 | ||
127 | if test -n "$COMPILE_IN" | |
128 | then | |
129 | # Scripts compiled in. | |
130 | ||
131 | # sed commands to quote an ld script as a C string. | |
597e2591 | 132 | sc="-f stringify.sed" |
252b5132 RH |
133 | |
134 | cat >>e${EMULATION_NAME}.c <<EOF | |
5e2f1575 | 135 | { |
252b5132 RH |
136 | *isfile = 0; |
137 | ||
1049f94e | 138 | if (link_info.relocatable && config.build_constructors) |
597e2591 | 139 | return |
252b5132 | 140 | EOF |
b34976b6 | 141 | sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c |
1049f94e | 142 | echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c |
b34976b6 AM |
143 | sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c |
144 | echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c | |
145 | sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c | |
146 | echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c | |
147 | sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c | |
148 | echo ' ; else return' >> e${EMULATION_NAME}.c | |
149 | sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c | |
150 | echo '; }' >> e${EMULATION_NAME}.c | |
252b5132 RH |
151 | |
152 | else | |
153 | # Scripts read from the filesystem. | |
154 | ||
155 | cat >>e${EMULATION_NAME}.c <<EOF | |
5e2f1575 | 156 | { |
252b5132 RH |
157 | *isfile = 1; |
158 | ||
1049f94e | 159 | if (link_info.relocatable && config.build_constructors) |
252b5132 | 160 | return "ldscripts/${EMULATION_NAME}.xu"; |
1049f94e | 161 | else if (link_info.relocatable) |
252b5132 RH |
162 | return "ldscripts/${EMULATION_NAME}.xr"; |
163 | else if (!config.text_read_only) | |
164 | return "ldscripts/${EMULATION_NAME}.xbn"; | |
165 | else if (!config.magic_demand_paged) | |
166 | return "ldscripts/${EMULATION_NAME}.xn"; | |
167 | else | |
168 | return "ldscripts/${EMULATION_NAME}.x"; | |
169 | } | |
170 | EOF | |
171 | ||
172 | fi | |
173 | ||
174 | cat >>e${EMULATION_NAME}.c <<EOF | |
175 | ||
5e2f1575 | 176 | struct ld_emulation_xfer_struct ld_gld960coff_emulation = |
252b5132 RH |
177 | { |
178 | gld960_before_parse, | |
179 | syslib_default, | |
180 | hll_default, | |
181 | after_parse_default, | |
182 | after_open_default, | |
183 | after_allocation_default, | |
184 | gld960_set_output_arch, | |
185 | gld960_choose_target, | |
186 | before_allocation_default, | |
187 | gld960_get_script, | |
188 | "960coff", | |
e1c47aa4 AM |
189 | "", |
190 | NULL, /* finish */ | |
191 | NULL, /* create output section statements */ | |
192 | NULL, /* open dynamic archive */ | |
193 | NULL, /* place orphan */ | |
194 | NULL, /* set symbols */ | |
195 | NULL, /* parse args */ | |
3bcf5557 AM |
196 | NULL, /* add_options */ |
197 | NULL, /* handle_option */ | |
e1c47aa4 AM |
198 | NULL, /* unrecognized file */ |
199 | NULL, /* list options */ | |
40d109bf | 200 | NULL, /* recognized file */ |
fac1652d AM |
201 | NULL, /* find_potential_libraries */ |
202 | NULL /* new_vers_pattern */ | |
252b5132 RH |
203 | }; |
204 | EOF |