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 | |
aef6203b | 4 | /* Copyright 1991, 1993, 1994, 1996, 1999, 2000, 2001, 2002, 2003, 2004, |
3db64b00 | 5 | 2005, 2007 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 | |
75be928b NC |
21 | Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA |
22 | 02110-1301, USA. */ | |
252b5132 | 23 | |
5e2f1575 | 24 | /* |
252b5132 RH |
25 | * emulate the Intels port of gld |
26 | */ | |
27 | ||
28 | ||
252b5132 | 29 | #include "sysdep.h" |
3db64b00 | 30 | #include "bfd.h" |
252b5132 | 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 | ||
0c7a8e5a | 44 | static void gld960_before_parse (void) |
252b5132 RH |
45 | { |
46 | char *env ; | |
47 | env = getenv("G960LIB"); | |
48 | if (env) { | |
b34976b6 | 49 | ldfile_add_library_path(env, FALSE); |
252b5132 RH |
50 | } |
51 | env = getenv("G960BASE"); | |
52 | if (env) | |
53 | ldfile_add_library_path (concat (env, "/lib", (const char *) NULL), | |
b34976b6 | 54 | FALSE); |
252b5132 RH |
55 | ldfile_output_architecture = bfd_arch_i960; |
56 | } | |
57 | ||
252b5132 | 58 | static void |
0c7a8e5a | 59 | gld960_set_output_arch (void) |
252b5132 RH |
60 | { |
61 | if (ldfile_output_machine_name != NULL | |
62 | && *ldfile_output_machine_name != '\0') | |
63 | { | |
64 | char *s, *s1; | |
65 | ||
66 | s = concat ("i960:", ldfile_output_machine_name, (char *) NULL); | |
67 | for (s1 = s; *s1 != '\0'; s1++) | |
3882b010 | 68 | *s1 = TOLOWER (*s1); |
5e2f1575 | 69 | ldfile_set_output_arch (s, bfd_arch_unknown); |
252b5132 RH |
70 | free (s); |
71 | } | |
72 | ||
73 | set_output_arch_default (); | |
74 | } | |
75 | ||
76 | static char * | |
0c7a8e5a | 77 | gld960_choose_target (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) |
252b5132 | 78 | { |
252b5132 RH |
79 | char *from_outside = getenv(TARGET_ENVIRON); |
80 | output_filename = "b.out"; | |
81 | ||
82 | if (from_outside != (char *)NULL) | |
83 | return from_outside; | |
84 | ||
85 | return "coff-Intel-little"; | |
252b5132 RH |
86 | } |
87 | ||
88 | static char * | |
0c7a8e5a | 89 | gld960_get_script (int *isfile) |
252b5132 RH |
90 | EOF |
91 | ||
92 | if test -n "$COMPILE_IN" | |
93 | then | |
94 | # Scripts compiled in. | |
95 | ||
96 | # sed commands to quote an ld script as a C string. | |
597e2591 | 97 | sc="-f stringify.sed" |
252b5132 RH |
98 | |
99 | cat >>e${EMULATION_NAME}.c <<EOF | |
5e2f1575 | 100 | { |
252b5132 RH |
101 | *isfile = 0; |
102 | ||
1049f94e | 103 | if (link_info.relocatable && config.build_constructors) |
597e2591 | 104 | return |
252b5132 | 105 | EOF |
b34976b6 | 106 | sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c |
1049f94e | 107 | echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c |
b34976b6 AM |
108 | sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c |
109 | echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c | |
110 | sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c | |
111 | echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c | |
112 | sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c | |
113 | echo ' ; else return' >> e${EMULATION_NAME}.c | |
114 | sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c | |
115 | echo '; }' >> e${EMULATION_NAME}.c | |
252b5132 RH |
116 | |
117 | else | |
118 | # Scripts read from the filesystem. | |
119 | ||
120 | cat >>e${EMULATION_NAME}.c <<EOF | |
5e2f1575 | 121 | { |
252b5132 RH |
122 | *isfile = 1; |
123 | ||
1049f94e | 124 | if (link_info.relocatable && config.build_constructors) |
252b5132 | 125 | return "ldscripts/${EMULATION_NAME}.xu"; |
1049f94e | 126 | else if (link_info.relocatable) |
252b5132 RH |
127 | return "ldscripts/${EMULATION_NAME}.xr"; |
128 | else if (!config.text_read_only) | |
129 | return "ldscripts/${EMULATION_NAME}.xbn"; | |
130 | else if (!config.magic_demand_paged) | |
131 | return "ldscripts/${EMULATION_NAME}.xn"; | |
132 | else | |
133 | return "ldscripts/${EMULATION_NAME}.x"; | |
134 | } | |
135 | EOF | |
136 | ||
137 | fi | |
138 | ||
139 | cat >>e${EMULATION_NAME}.c <<EOF | |
140 | ||
5e2f1575 | 141 | struct ld_emulation_xfer_struct ld_gld960coff_emulation = |
252b5132 RH |
142 | { |
143 | gld960_before_parse, | |
144 | syslib_default, | |
145 | hll_default, | |
146 | after_parse_default, | |
147 | after_open_default, | |
148 | after_allocation_default, | |
149 | gld960_set_output_arch, | |
150 | gld960_choose_target, | |
151 | before_allocation_default, | |
152 | gld960_get_script, | |
153 | "960coff", | |
e1c47aa4 | 154 | "", |
1e035701 | 155 | finish_default, |
e1c47aa4 AM |
156 | NULL, /* create output section statements */ |
157 | NULL, /* open dynamic archive */ | |
158 | NULL, /* place orphan */ | |
159 | NULL, /* set symbols */ | |
160 | NULL, /* parse args */ | |
3bcf5557 AM |
161 | NULL, /* add_options */ |
162 | NULL, /* handle_option */ | |
e1c47aa4 AM |
163 | NULL, /* unrecognized file */ |
164 | NULL, /* list options */ | |
40d109bf | 165 | NULL, /* recognized file */ |
fac1652d AM |
166 | NULL, /* find_potential_libraries */ |
167 | NULL /* new_vers_pattern */ | |
252b5132 RH |
168 | }; |
169 | EOF |