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74459f0e TW |
1 | # This shell script emits a C file. -*- C -*- |
2 | # It does some substitutions. | |
3 | (echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-) | |
4 | cat >>e${EMULATION_NAME}.c <<EOF | |
5 | /* This file is part of GLD, the Gnu Linker. | |
6 | Copyright 1999, 2000 Free Software Foundation, Inc. | |
7 | ||
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 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
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. | |
17 | ||
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | /* For TI COFF */ | |
23 | /* Need to determine load and run pages for output sections */ | |
24 | ||
25 | #define TARGET_IS_${EMULATION_NAME} | |
26 | ||
27 | #include "bfd.h" | |
28 | #include "sysdep.h" | |
29 | #include "bfdlink.h" | |
30 | ||
31 | #include "ld.h" | |
32 | #include "ldmain.h" | |
74459f0e TW |
33 | #include "ldmisc.h" |
34 | ||
b71e2778 AM |
35 | #include "ldexp.h" |
36 | #include "ldlang.h" | |
37 | #include "ldfile.h" | |
38 | #include "ldemul.h" | |
39 | ||
74459f0e TW |
40 | #include "getopt.h" |
41 | ||
42 | static int coff_version; | |
43 | ||
44 | static void gld_${EMULATION_NAME}_before_parse PARAMS ((void)); | |
45 | static char *gld_${EMULATION_NAME}_get_script PARAMS ((int *)); | |
46 | static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **)); | |
47 | static void gld_${EMULATION_NAME}_list_options PARAMS ((FILE *)); | |
48 | ||
49 | /* TI COFF extra command line options */ | |
50 | #define OPTION_COFF_FORMAT (300 + 1) | |
51 | ||
52 | static struct option longopts[] = | |
53 | { | |
54 | /* TI COFF options */ | |
55 | {"format", required_argument, NULL, OPTION_COFF_FORMAT }, | |
56 | {NULL, no_argument, NULL, 0} | |
57 | }; | |
58 | ||
59 | static void | |
60 | gld_${EMULATION_NAME}_list_options (file) | |
61 | FILE * file; | |
62 | { | |
63 | fprintf (file, _(" --format 0|1|2 Specify which COFF version to use")); | |
64 | } | |
65 | ||
66 | static int | |
67 | gld_${EMULATION_NAME}_parse_args(argc, argv) | |
68 | int argc; | |
69 | char **argv; | |
70 | { | |
71 | int longind; | |
72 | int optc; | |
73 | int prevoptind = optind; | |
74 | int prevopterr = opterr; | |
75 | int wanterror; | |
76 | static int lastoptind = -1; | |
77 | ||
78 | if (lastoptind != optind) | |
79 | opterr = 0; | |
80 | wanterror = opterr; | |
81 | ||
82 | lastoptind = optind; | |
83 | ||
84 | optc = getopt_long_only (argc, argv, "-", longopts, &longind); | |
85 | opterr = prevopterr; | |
86 | ||
87 | switch (optc) | |
88 | { | |
89 | default: | |
90 | if (wanterror) | |
91 | xexit (1); | |
92 | optind = prevoptind; | |
93 | return 0; | |
94 | ||
95 | case OPTION_COFF_FORMAT: | |
96 | if ((*optarg == '0' || *optarg == '1' || *optarg == '2') | |
97 | && optarg[1] == '\0') | |
98 | { | |
99 | extern void lang_add_output_format | |
100 | PARAMS ((const char *, const char *, const char *, int)); | |
101 | static char buf[] = "coffX-${OUTPUT_FORMAT_TEMPLATE}"; | |
102 | coff_version = *optarg - '0'; | |
103 | buf[4] = *optarg; | |
104 | lang_add_output_format (buf, NULL, NULL, 0); | |
105 | } | |
106 | else | |
107 | { | |
108 | einfo (_("%P%F: invalid COFF format version %s\n"), optarg); | |
109 | ||
110 | } | |
111 | break; | |
112 | } | |
113 | return 1; | |
114 | } | |
115 | ||
116 | static void | |
117 | gld_${EMULATION_NAME}_before_parse() | |
118 | { | |
119 | #ifndef TARGET_ /* I.e., if not generic. */ | |
120 | ldfile_set_output_arch ("`echo ${ARCH}`"); | |
121 | #endif /* not TARGET_ */ | |
122 | } | |
123 | ||
124 | static char * | |
125 | gld_${EMULATION_NAME}_get_script (isfile) | |
126 | int *isfile; | |
127 | EOF | |
128 | if test -n "$COMPILE_IN" | |
129 | then | |
130 | # Scripts compiled in. | |
131 | ||
132 | # sed commands to quote an ld script as a C string. | |
133 | sc='s/["\\]/\\&/g | |
134 | s/$/\\n\\/ | |
135 | 1s/^/"/ | |
136 | $s/$/n"/ | |
137 | ' | |
138 | cat >>e${EMULATION_NAME}.c <<EOF | |
139 | { | |
140 | *isfile = 0; | |
141 | if (link_info.relocateable == true && config.build_constructors == true) | |
142 | return `sed "$sc" ldscripts/${EMULATION_NAME}.xu`; | |
143 | else if (link_info.relocateable == true) | |
144 | return `sed "$sc" ldscripts/${EMULATION_NAME}.xr`; | |
145 | else if (!config.text_read_only) | |
146 | return `sed "$sc" ldscripts/${EMULATION_NAME}.xbn`; | |
147 | else if (!config.magic_demand_paged) | |
148 | return `sed "$sc" ldscripts/${EMULATION_NAME}.xn`; | |
149 | else | |
150 | return `sed "$sc" ldscripts/${EMULATION_NAME}.x`; | |
151 | } | |
152 | EOF | |
153 | ||
154 | else | |
155 | # Scripts read from the filesystem. | |
156 | ||
157 | cat >>e${EMULATION_NAME}.c <<EOF | |
158 | { | |
159 | *isfile = 1; | |
160 | ||
161 | if (link_info.relocateable == true && config.build_constructors == true) | |
162 | return "ldscripts/${EMULATION_NAME}.xu"; | |
163 | else if (link_info.relocateable == true) | |
164 | return "ldscripts/${EMULATION_NAME}.xr"; | |
165 | else if (!config.text_read_only) | |
166 | return "ldscripts/${EMULATION_NAME}.xbn"; | |
167 | else if (!config.magic_demand_paged) | |
168 | return "ldscripts/${EMULATION_NAME}.xn"; | |
169 | else | |
170 | return "ldscripts/${EMULATION_NAME}.x"; | |
171 | } | |
172 | EOF | |
173 | ||
174 | fi | |
175 | ||
176 | cat >>e${EMULATION_NAME}.c <<EOF | |
177 | struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = | |
178 | { | |
179 | gld_${EMULATION_NAME}_before_parse, | |
180 | syslib_default, | |
181 | hll_default, | |
182 | after_parse_default, | |
183 | after_open_default, | |
184 | after_allocation_default, | |
185 | set_output_arch_default, | |
186 | ldemul_default_target, | |
187 | before_allocation_default, | |
188 | gld_${EMULATION_NAME}_get_script, | |
189 | "${EMULATION_NAME}", | |
190 | "${OUTPUT_FORMAT}", | |
191 | NULL, /* finish */ | |
192 | NULL, /* create output section statements */ | |
193 | NULL, /* open dynamic archive */ | |
194 | NULL, /* place orphan */ | |
195 | NULL, /* set_symbols */ | |
196 | gld_${EMULATION_NAME}_parse_args, | |
197 | NULL, /* unrecognized_file */ | |
198 | gld_${EMULATION_NAME}_list_options, | |
199 | NULL, /* recognized file */ | |
5b343f5a | 200 | NULL /* find_potential_libraries */ |
74459f0e TW |
201 | }; |
202 | EOF |