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252b5132 RH |
1 | # This shell script emits a C file. -*- C -*- |
2 | # It does some substitutions. | |
c6c37250 DD |
3 | (echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-) |
4 | cat >>e${EMULATION_NAME}.c <<EOF | |
252b5132 RH |
5 | /* This file is part of GLD, the Gnu Linker. |
6 | Copyright 1995, 96, 97, 1998 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 WINDOWS_NT */ | |
23 | /* The original file generated returned different default scripts depending | |
24 | on whether certain switches were set, but these switches pertain to the | |
25 | Linux system and that particular version of coff. In the NT case, we | |
26 | only determine if the subsystem is console or windows in order to select | |
27 | the correct entry point by default. */ | |
28 | ||
29 | #include "bfd.h" | |
30 | #include "sysdep.h" | |
31 | #include "bfdlink.h" | |
32 | #include "getopt.h" | |
33 | #include "libiberty.h" | |
34 | #include "ld.h" | |
35 | #include "ldmain.h" | |
36 | #include "ldgram.h" | |
37 | #include "ldexp.h" | |
38 | #include "ldlang.h" | |
39 | #include "ldemul.h" | |
40 | #include "ldlex.h" | |
41 | #include "ldmisc.h" | |
42 | #include "ldctor.h" | |
43 | #include "ldfile.h" | |
44 | #include "coff/internal.h" | |
45 | #include "../bfd/libcoff.h" | |
c6c37250 | 46 | #include "../bfd/libbfd.h" |
252b5132 RH |
47 | #include "deffile.h" |
48 | ||
49 | #define TARGET_IS_${EMULATION_NAME} | |
50 | ||
c6c37250 DD |
51 | #if defined(TARGET_IS_i386pe) |
52 | #define DLL_SUPPORT | |
53 | #endif | |
54 | ||
55 | #define PE_DEF_SUBSYSTEM 3 | |
56 | ||
434d1125 NC |
57 | #ifdef TARGET_IS_arm_epoc_pe |
58 | #define bfd_arm_pe_allocate_interworking_sections \ | |
59 | bfd_arm_epoc_pe_allocate_interworking_sections | |
60 | #define bfd_arm_pe_get_bfd_for_interworking \ | |
61 | bfd_arm_epoc_pe_get_bfd_for_interworking | |
62 | #define bfd_arm_pe_process_before_allocation \ | |
63 | bfd_arm_epoc_pe_process_before_allocation | |
64 | #endif | |
65 | ||
252b5132 RH |
66 | static void gld_${EMULATION_NAME}_set_symbols PARAMS ((void)); |
67 | static void gld_${EMULATION_NAME}_after_open PARAMS ((void)); | |
68 | static void gld_${EMULATION_NAME}_before_parse PARAMS ((void)); | |
69 | static void gld_${EMULATION_NAME}_after_parse PARAMS ((void)); | |
70 | static void gld_${EMULATION_NAME}_before_allocation PARAMS ((void)); | |
71 | static boolean gld_${EMULATION_NAME}_place_orphan | |
72 | PARAMS ((lang_input_statement_type *, asection *)); | |
73 | static void gld${EMULATION_NAME}_place_section | |
74 | PARAMS ((lang_statement_union_type *)); | |
75 | static char *gld_${EMULATION_NAME}_get_script PARAMS ((int *)); | |
76 | static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **)); | |
77 | ||
78 | static struct internal_extra_pe_aouthdr pe; | |
79 | static int dll; | |
80 | static int support_old_code = 0; | |
81 | extern def_file *pe_def_file; | |
82 | static lang_assignment_statement_type *image_base_statement = 0; | |
83 | ||
84 | static char *pe_out_def_filename = 0; | |
85 | extern int pe_dll_export_everything; | |
86 | extern int pe_dll_kill_ats; | |
87 | extern int pe_dll_stdcall_aliases; | |
88 | static int pe_enable_stdcall_fixup = -1; /* 0=disable 1=enable */ | |
89 | static char *pe_implib_filename = 0; | |
90 | ||
91 | extern const char *output_filename; | |
92 | ||
93 | static void | |
94 | gld_${EMULATION_NAME}_before_parse() | |
95 | { | |
96 | output_filename = "a.exe"; | |
97 | ldfile_output_architecture = bfd_arch_${ARCH}; | |
c6c37250 | 98 | #ifdef DLL_SUPPORT |
252b5132 RH |
99 | config.has_shared = 1; |
100 | #endif | |
101 | } | |
102 | \f | |
103 | /* PE format extra command line options. */ | |
104 | ||
105 | /* Used for setting flags in the PE header. */ | |
106 | #define OPTION_BASE_FILE (300 + 1) | |
107 | #define OPTION_DLL (OPTION_BASE_FILE + 1) | |
108 | #define OPTION_FILE_ALIGNMENT (OPTION_DLL + 1) | |
109 | #define OPTION_IMAGE_BASE (OPTION_FILE_ALIGNMENT + 1) | |
110 | #define OPTION_MAJOR_IMAGE_VERSION (OPTION_IMAGE_BASE + 1) | |
111 | #define OPTION_MAJOR_OS_VERSION (OPTION_MAJOR_IMAGE_VERSION + 1) | |
112 | #define OPTION_MAJOR_SUBSYSTEM_VERSION (OPTION_MAJOR_OS_VERSION + 1) | |
113 | #define OPTION_MINOR_IMAGE_VERSION (OPTION_MAJOR_SUBSYSTEM_VERSION + 1) | |
114 | #define OPTION_MINOR_OS_VERSION (OPTION_MINOR_IMAGE_VERSION + 1) | |
115 | #define OPTION_MINOR_SUBSYSTEM_VERSION (OPTION_MINOR_OS_VERSION + 1) | |
116 | #define OPTION_SECTION_ALIGNMENT (OPTION_MINOR_SUBSYSTEM_VERSION + 1) | |
117 | #define OPTION_STACK (OPTION_SECTION_ALIGNMENT + 1) | |
118 | #define OPTION_SUBSYSTEM (OPTION_STACK + 1) | |
119 | #define OPTION_HEAP (OPTION_SUBSYSTEM + 1) | |
120 | #define OPTION_SUPPORT_OLD_CODE (OPTION_HEAP + 1) | |
121 | #define OPTION_OUT_DEF (OPTION_SUPPORT_OLD_CODE + 1) | |
122 | #define OPTION_EXPORT_ALL (OPTION_OUT_DEF + 1) | |
123 | #define OPTION_EXCLUDE_SYMBOLS (OPTION_EXPORT_ALL + 1) | |
124 | #define OPTION_KILL_ATS (OPTION_EXCLUDE_SYMBOLS + 1) | |
125 | #define OPTION_STDCALL_ALIASES (OPTION_KILL_ATS + 1) | |
126 | #define OPTION_ENABLE_STDCALL_FIXUP (OPTION_STDCALL_ALIASES + 1) | |
127 | #define OPTION_DISABLE_STDCALL_FIXUP (OPTION_ENABLE_STDCALL_FIXUP + 1) | |
128 | #define OPTION_IMPLIB_FILENAME (OPTION_DISABLE_STDCALL_FIXUP + 1) | |
129 | ||
130 | static struct option longopts[] = | |
131 | { | |
132 | /* PE options */ | |
133 | {"base-file", required_argument, NULL, OPTION_BASE_FILE}, | |
134 | {"dll", no_argument, NULL, OPTION_DLL}, | |
135 | {"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT}, | |
136 | {"heap", required_argument, NULL, OPTION_HEAP}, | |
137 | {"image-base", required_argument, NULL, OPTION_IMAGE_BASE}, | |
138 | {"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION}, | |
139 | {"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION}, | |
140 | {"major-subsystem-version", required_argument, NULL, OPTION_MAJOR_SUBSYSTEM_VERSION}, | |
141 | {"minor-image-version", required_argument, NULL, OPTION_MINOR_IMAGE_VERSION}, | |
142 | {"minor-os-version", required_argument, NULL, OPTION_MINOR_OS_VERSION}, | |
143 | {"minor-subsystem-version", required_argument, NULL, OPTION_MINOR_SUBSYSTEM_VERSION}, | |
144 | {"section-alignment", required_argument, NULL, OPTION_SECTION_ALIGNMENT}, | |
145 | {"stack", required_argument, NULL, OPTION_STACK}, | |
146 | {"subsystem", required_argument, NULL, OPTION_SUBSYSTEM}, | |
147 | {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE}, | |
c6c37250 | 148 | #ifdef DLL_SUPPORT |
252b5132 RH |
149 | /* getopt allows abbreviations, so we do this to stop it from treating -o |
150 | as an abbreviation for this option */ | |
151 | {"output-def", required_argument, NULL, OPTION_OUT_DEF}, | |
152 | {"output-def", required_argument, NULL, OPTION_OUT_DEF}, | |
153 | {"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL}, | |
154 | {"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMBOLS}, | |
155 | {"kill-at", no_argument, NULL, OPTION_KILL_ATS}, | |
156 | {"add-stdcall-alias", no_argument, NULL, OPTION_STDCALL_ALIASES}, | |
157 | {"enable-stdcall-fixup", no_argument, NULL, OPTION_ENABLE_STDCALL_FIXUP}, | |
158 | {"disable-stdcall-fixup", no_argument, NULL, OPTION_DISABLE_STDCALL_FIXUP}, | |
159 | {"out-implib", required_argument, NULL, OPTION_IMPLIB_FILENAME}, | |
160 | #endif | |
161 | {NULL, no_argument, NULL, 0} | |
162 | }; | |
163 | ||
164 | ||
165 | /* PE/WIN32; added routines to get the subsystem type, heap and/or stack | |
166 | parameters which may be input from the command line */ | |
167 | ||
168 | typedef struct | |
169 | { | |
170 | void *ptr; | |
171 | int size; | |
172 | int value; | |
173 | char *symbol; | |
174 | int inited; | |
175 | } definfo; | |
176 | ||
177 | #define D(field,symbol,def) {&pe.field,sizeof(pe.field), def, symbol,0} | |
178 | ||
179 | static definfo init[] = | |
180 | { | |
181 | /* imagebase must be first */ | |
182 | #define IMAGEBASEOFF 0 | |
183 | D(ImageBase,"__image_base__", NT_EXE_IMAGE_BASE), | |
184 | #define DLLOFF 1 | |
185 | {&dll, sizeof(dll), 0, "__dll__"}, | |
186 | D(SectionAlignment,"__section_alignment__", PE_DEF_SECTION_ALIGNMENT), | |
187 | D(FileAlignment,"__file_alignment__", PE_DEF_FILE_ALIGNMENT), | |
188 | D(MajorOperatingSystemVersion,"__major_os_version__", 4), | |
189 | D(MinorOperatingSystemVersion,"__minor_os_version__", 0), | |
190 | D(MajorImageVersion,"__major_image_version__", 1), | |
191 | D(MinorImageVersion,"__minor_image_version__", 0), | |
192 | D(MajorSubsystemVersion,"__major_subsystem_version__", 4), | |
193 | D(MinorSubsystemVersion,"__minor_subsystem_version__", 0), | |
c6c37250 | 194 | D(Subsystem,"__subsystem__", PE_DEF_SUBSYSTEM), |
252b5132 RH |
195 | D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x2000000), |
196 | D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000), | |
197 | D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000), | |
198 | D(SizeOfHeapCommit,"__size_of_heap_commit__", 0x1000), | |
199 | D(LoaderFlags,"__loader_flags__", 0x0), | |
200 | { NULL, 0, 0, NULL, 0 } | |
201 | }; | |
202 | ||
203 | static void | |
204 | gld_${EMULATION_NAME}_list_options (file) | |
205 | FILE * file; | |
206 | { | |
207 | fprintf (file, _(" --base_file <basefile> Generate a base file for relocatable DLLs\n")); | |
208 | fprintf (file, _(" --dll Set image base to the default for DLLs\n")); | |
209 | fprintf (file, _(" --file-alignment <size> Set file alignment\n")); | |
210 | fprintf (file, _(" --heap <size> Set initial size of the heap\n")); | |
211 | fprintf (file, _(" --image-base <address> Set start address of the executable\n")); | |
212 | fprintf (file, _(" --major-image-version <number> Set version number of the executable\n")); | |
213 | fprintf (file, _(" --major-os-version <number> Set minimum required OS version\n")); | |
214 | fprintf (file, _(" --major-subsystem-version <number> Set minimum required OS subsystem version\n")); | |
215 | fprintf (file, _(" --minor-image-version <number> Set revision number of the executable\n")); | |
216 | fprintf (file, _(" --minor-os-version <number> Set minimum required OS revision\n")); | |
217 | fprintf (file, _(" --minor-subsystem-version <number> Set minimum required OS subsystem revision\n")); | |
218 | fprintf (file, _(" --section-alignment <size> Set section alignment\n")); | |
219 | fprintf (file, _(" --stack <size> Set size of the initial stack\n")); | |
220 | fprintf (file, _(" --subsystem <name>[:<version>] Set required OS subsystem [& version]\n")); | |
221 | fprintf (file, _(" --support-old-code Support interworking with old code\n")); | |
c6c37250 | 222 | #ifdef DLL_SUPPORT |
252b5132 RH |
223 | fprintf (file, _(" --add-stdcall-alias Export symbols with and without @nn\n")); |
224 | fprintf (file, _(" --disable-stdcall-fixup Don't link _sym to _sym@nn\n")); | |
225 | fprintf (file, _(" --enable-stdcall-fixup Link _sym to _sym@nn without warnings\n")); | |
226 | fprintf (file, _(" --exclude-symbols sym,sym,... Exclude symbols from automatic export\n")); | |
227 | fprintf (file, _(" --export-all-symbols Automatically export all globals to DLL\n")); | |
228 | fprintf (file, _(" --kill-at Remove @nn from exported symbols\n")); | |
229 | fprintf (file, _(" --out-implib <file> Generate import library\n")); | |
230 | fprintf (file, _(" --output-def <file> Generate a .DEF file for the built DLL\n")); | |
231 | #endif | |
232 | } | |
233 | ||
234 | static void | |
235 | set_pe_name (name, val) | |
236 | char *name; | |
237 | long val; | |
238 | { | |
239 | int i; | |
240 | /* Find the name and set it. */ | |
241 | for (i = 0; init[i].ptr; i++) | |
242 | { | |
243 | if (strcmp (name, init[i].symbol) == 0) | |
244 | { | |
245 | init[i].value = val; | |
246 | init[i].inited = 1; | |
247 | return; | |
248 | } | |
249 | } | |
250 | abort(); | |
251 | } | |
252 | ||
253 | ||
254 | static void | |
255 | set_pe_subsystem () | |
256 | { | |
257 | const char *sver; | |
258 | int len; | |
259 | int i; | |
260 | static const struct | |
261 | { | |
262 | const char *name; | |
263 | const int value; | |
264 | const char *entry; | |
265 | } | |
266 | v[] = | |
267 | { | |
268 | { "native", 1, "_NtProcessStartup" }, | |
269 | { "windows", 2, "_WinMainCRTStartup" }, | |
270 | { "console", 3, "_mainCRTStartup" }, | |
271 | #if 0 | |
272 | /* The Microsoft linker does not recognize this. */ | |
273 | { "os2", 5, "" }, | |
274 | #endif | |
275 | { "posix", 7, "___PosixProcessStartup"}, | |
276 | { 0, 0, 0 } | |
277 | }; | |
278 | ||
279 | sver = strchr (optarg, ':'); | |
280 | if (sver == NULL) | |
281 | len = strlen (optarg); | |
282 | else | |
283 | { | |
284 | char *end; | |
285 | ||
286 | len = sver - optarg; | |
287 | set_pe_name ("__major_subsystem_version__", | |
288 | strtoul (sver + 1, &end, 0)); | |
289 | if (*end == '.') | |
290 | set_pe_name ("__minor_subsystem_version__", | |
291 | strtoul (end + 1, &end, 0)); | |
292 | if (*end != '\0') | |
293 | einfo (_("%P: warning: bad version number in -subsystem option\n")); | |
294 | } | |
295 | ||
296 | for (i = 0; v[i].name; i++) | |
297 | { | |
298 | if (strncmp (optarg, v[i].name, len) == 0 | |
299 | && v[i].name[len] == '\0') | |
300 | { | |
301 | set_pe_name ("__subsystem__", v[i].value); | |
302 | ||
303 | lang_add_entry (v[i].entry, 1); | |
304 | ||
305 | return; | |
306 | } | |
307 | } | |
308 | ||
309 | einfo (_("%P%F: invalid subsystem type %s\n"), optarg); | |
310 | } | |
311 | ||
312 | ||
313 | ||
314 | static void | |
315 | set_pe_value (name) | |
316 | char *name; | |
317 | ||
318 | { | |
319 | char *end; | |
320 | ||
321 | set_pe_name (name, strtoul (optarg, &end, 0)); | |
322 | ||
323 | if (end == optarg) | |
324 | einfo (_("%P%F: invalid hex number for PE parameter '%s'\n"), optarg); | |
325 | ||
326 | optarg = end; | |
327 | } | |
328 | ||
329 | static void | |
330 | set_pe_stack_heap (resname, comname) | |
331 | char *resname; | |
332 | char *comname; | |
333 | { | |
334 | set_pe_value (resname); | |
335 | ||
336 | if (*optarg == ',') | |
337 | { | |
338 | optarg++; | |
339 | set_pe_value (comname); | |
340 | } | |
341 | else if (*optarg) | |
342 | einfo (_("%P%F: strange hex info for PE parameter '%s'\n"), optarg); | |
343 | } | |
344 | ||
345 | ||
346 | ||
347 | static int | |
348 | gld_${EMULATION_NAME}_parse_args(argc, argv) | |
349 | int argc; | |
350 | char **argv; | |
351 | { | |
352 | int longind; | |
353 | int optc; | |
354 | int prevoptind = optind; | |
355 | int prevopterr = opterr; | |
356 | int wanterror; | |
357 | static int lastoptind = -1; | |
358 | ||
359 | if (lastoptind != optind) | |
360 | opterr = 0; | |
361 | wanterror = opterr; | |
362 | ||
363 | lastoptind = optind; | |
364 | ||
365 | optc = getopt_long_only (argc, argv, "-", longopts, &longind); | |
366 | opterr = prevopterr; | |
367 | ||
368 | switch (optc) | |
369 | { | |
370 | default: | |
371 | if (wanterror) | |
372 | xexit (1); | |
373 | optind = prevoptind; | |
374 | return 0; | |
375 | ||
376 | case OPTION_BASE_FILE: | |
377 | link_info.base_file = (PTR) fopen (optarg, FOPEN_WB); | |
378 | if (link_info.base_file == NULL) | |
379 | { | |
380 | /* xgettext:c-format */ | |
381 | fprintf (stderr, _("%s: Can't open base file %s\n"), | |
382 | program_name, optarg); | |
383 | xexit (1); | |
384 | } | |
385 | break; | |
386 | ||
387 | /* PE options */ | |
388 | case OPTION_HEAP: | |
389 | set_pe_stack_heap ("__size_of_heap_reserve__", "__size_of_heap_commit__"); | |
390 | break; | |
391 | case OPTION_STACK: | |
392 | set_pe_stack_heap ("__size_of_stack_reserve__", "__size_of_stack_commit__"); | |
393 | break; | |
394 | case OPTION_SUBSYSTEM: | |
395 | set_pe_subsystem (); | |
396 | break; | |
397 | case OPTION_MAJOR_OS_VERSION: | |
398 | set_pe_value ("__major_os_version__"); | |
399 | break; | |
400 | case OPTION_MINOR_OS_VERSION: | |
401 | set_pe_value ("__minor_os_version__"); | |
402 | break; | |
403 | case OPTION_MAJOR_SUBSYSTEM_VERSION: | |
404 | set_pe_value ("__major_subsystem_version__"); | |
405 | break; | |
406 | case OPTION_MINOR_SUBSYSTEM_VERSION: | |
407 | set_pe_value ("__minor_subsystem_version__"); | |
408 | break; | |
409 | case OPTION_MAJOR_IMAGE_VERSION: | |
410 | set_pe_value ("__major_image_version__"); | |
411 | break; | |
412 | case OPTION_MINOR_IMAGE_VERSION: | |
413 | set_pe_value ("__minor_image_version__"); | |
414 | break; | |
415 | case OPTION_FILE_ALIGNMENT: | |
416 | set_pe_value ("__file_alignment__"); | |
417 | break; | |
418 | case OPTION_SECTION_ALIGNMENT: | |
419 | set_pe_value ("__section_alignment__"); | |
420 | break; | |
421 | case OPTION_DLL: | |
422 | set_pe_name ("__dll__", 1); | |
423 | break; | |
424 | case OPTION_IMAGE_BASE: | |
425 | set_pe_value ("__image_base__"); | |
426 | break; | |
427 | case OPTION_SUPPORT_OLD_CODE: | |
428 | support_old_code = 1; | |
429 | break; | |
c6c37250 | 430 | #ifdef DLL_SUPPORT |
252b5132 RH |
431 | case OPTION_OUT_DEF: |
432 | pe_out_def_filename = xstrdup (optarg); | |
433 | break; | |
434 | case OPTION_EXPORT_ALL: | |
435 | pe_dll_export_everything = 1; | |
436 | break; | |
437 | case OPTION_EXCLUDE_SYMBOLS: | |
252b5132 | 438 | pe_dll_add_excludes (optarg); |
252b5132 RH |
439 | break; |
440 | case OPTION_KILL_ATS: | |
441 | pe_dll_kill_ats = 1; | |
442 | break; | |
443 | case OPTION_STDCALL_ALIASES: | |
444 | pe_dll_stdcall_aliases = 1; | |
445 | break; | |
446 | case OPTION_ENABLE_STDCALL_FIXUP: | |
447 | pe_enable_stdcall_fixup = 1; | |
448 | break; | |
449 | case OPTION_DISABLE_STDCALL_FIXUP: | |
450 | pe_enable_stdcall_fixup = 0; | |
451 | break; | |
452 | case OPTION_IMPLIB_FILENAME: | |
453 | pe_implib_filename = xstrdup (optarg); | |
454 | break; | |
c6c37250 | 455 | #endif |
252b5132 RH |
456 | } |
457 | return 1; | |
458 | } | |
459 | \f | |
460 | /* Assign values to the special symbols before the linker script is | |
461 | read. */ | |
462 | ||
463 | static void | |
464 | gld_${EMULATION_NAME}_set_symbols () | |
465 | { | |
466 | /* Run through and invent symbols for all the | |
467 | names and insert the defaults. */ | |
468 | int j; | |
469 | lang_statement_list_type *save; | |
470 | ||
471 | if (!init[IMAGEBASEOFF].inited) | |
472 | { | |
473 | if (link_info.relocateable) | |
474 | init[IMAGEBASEOFF].value = 0; | |
475 | else if (init[DLLOFF].value || link_info.shared) | |
476 | init[IMAGEBASEOFF].value = NT_DLL_IMAGE_BASE; | |
477 | else | |
478 | init[IMAGEBASEOFF].value = NT_EXE_IMAGE_BASE; | |
479 | } | |
480 | ||
481 | /* Don't do any symbol assignments if this is a relocateable link. */ | |
482 | if (link_info.relocateable) | |
483 | return; | |
484 | ||
485 | /* Glue the assignments into the abs section */ | |
486 | save = stat_ptr; | |
487 | ||
488 | stat_ptr = &(abs_output_section->children); | |
489 | ||
490 | for (j = 0; init[j].ptr; j++) | |
491 | { | |
492 | long val = init[j].value; | |
493 | lang_assignment_statement_type *rv; | |
494 | rv = lang_add_assignment (exp_assop ('=' ,init[j].symbol, exp_intop (val))); | |
495 | if (init[j].size == sizeof(short)) | |
496 | *(short *)init[j].ptr = val; | |
497 | else if (init[j].size == sizeof(int)) | |
498 | *(int *)init[j].ptr = val; | |
499 | else if (init[j].size == sizeof(long)) | |
500 | *(long *)init[j].ptr = val; | |
501 | /* This might be a long long or other special type. */ | |
502 | else if (init[j].size == sizeof(bfd_vma)) | |
503 | *(bfd_vma *)init[j].ptr = val; | |
504 | else abort(); | |
505 | if (j == IMAGEBASEOFF) | |
506 | image_base_statement = rv; | |
507 | } | |
508 | /* Restore the pointer. */ | |
509 | stat_ptr = save; | |
510 | ||
511 | if (pe.FileAlignment > | |
512 | pe.SectionAlignment) | |
513 | { | |
514 | einfo (_("%P: warning, file alignment > section alignment.\n")); | |
515 | } | |
516 | } | |
517 | ||
518 | /* This is called after the linker script and the command line options | |
519 | have been read. */ | |
520 | ||
521 | static void | |
522 | gld_${EMULATION_NAME}_after_parse () | |
523 | { | |
524 | /* The Windows libraries are designed for the linker to treat the | |
525 | entry point as an undefined symbol. Otherwise, the .obj that | |
526 | defines mainCRTStartup is brought in because it is the first | |
527 | encountered in libc.lib and it has other symbols in it which will | |
528 | be pulled in by the link process. To avoid this, we act as | |
529 | though the user specified -u with the entry point symbol. | |
530 | ||
531 | This function is called after the linker script and command line | |
532 | options have been read, so at this point we know the right entry | |
533 | point. This function is called before the input files are | |
534 | opened, so registering the symbol as undefined will make a | |
535 | difference. */ | |
536 | ||
537 | if (entry_symbol) | |
538 | ldlang_add_undef (entry_symbol); | |
539 | } | |
540 | ||
541 | static struct bfd_link_hash_entry *pe_undef_found_sym; | |
542 | ||
543 | static boolean | |
544 | pe_undef_cdecl_match (h, string) | |
545 | struct bfd_link_hash_entry *h; | |
546 | PTR string; | |
547 | { | |
548 | int sl = strlen (string); | |
549 | if (h->type == bfd_link_hash_defined | |
550 | && strncmp (h->root.string, string, sl) == 0 | |
551 | && h->root.string[sl] == '@') | |
552 | { | |
553 | pe_undef_found_sym = h; | |
554 | return false; | |
555 | } | |
556 | return true; | |
557 | } | |
558 | ||
559 | static void | |
560 | pe_fixup_stdcalls () | |
561 | { | |
562 | static int gave_warning_message = 0; | |
563 | struct bfd_link_hash_entry *undef, *sym; | |
564 | char *at; | |
565 | for (undef = link_info.hash->undefs; undef; undef=undef->next) | |
566 | if (undef->type == bfd_link_hash_undefined) | |
567 | { | |
568 | at = strchr (undef->root.string, '@'); | |
569 | if (at) | |
570 | { | |
571 | /* The symbol is a stdcall symbol, so let's look for a cdecl | |
572 | symbol with the same name and resolve to that */ | |
573 | char *cname = xstrdup (undef->root.string); | |
574 | at = strchr (cname, '@'); | |
575 | *at = 0; | |
576 | sym = bfd_link_hash_lookup (link_info.hash, cname, 0, 0, 1); | |
577 | if (sym && sym->type == bfd_link_hash_defined) | |
578 | { | |
579 | undef->type = bfd_link_hash_defined; | |
580 | undef->u.def.value = sym->u.def.value; | |
581 | undef->u.def.section = sym->u.def.section; | |
582 | if (pe_enable_stdcall_fixup == -1) | |
583 | { | |
584 | einfo (_("Warning: resolving %s by linking to %s\n"), | |
585 | undef->root.string, cname); | |
586 | if (! gave_warning_message) | |
587 | { | |
588 | gave_warning_message = 1; | |
589 | einfo(_("Use --enable-stdcall-fixup to disable these warnings\n")); | |
590 | einfo(_("Use --disable-stdcall-fixup to disable these fixups\n")); | |
591 | } | |
592 | } | |
593 | } | |
594 | } | |
595 | else | |
596 | { | |
597 | /* The symbol is a cdecl symbol, so we look for stdcall | |
598 | symbols - which means scanning the whole symbol table */ | |
599 | pe_undef_found_sym = 0; | |
600 | bfd_link_hash_traverse (link_info.hash, pe_undef_cdecl_match, | |
601 | (PTR) undef->root.string); | |
602 | sym = pe_undef_found_sym; | |
603 | if (sym) | |
604 | { | |
605 | undef->type = bfd_link_hash_defined; | |
606 | undef->u.def.value = sym->u.def.value; | |
607 | undef->u.def.section = sym->u.def.section; | |
608 | if (pe_enable_stdcall_fixup == -1) | |
609 | { | |
610 | einfo (_("Warning: resolving %s by linking to %s\n"), | |
611 | undef->root.string, sym->root.string); | |
612 | if (! gave_warning_message) | |
613 | { | |
614 | gave_warning_message = 1; | |
615 | einfo(_("Use --enable-stdcall-fixup to disable these warnings\n")); | |
616 | einfo(_("Use --disable-stdcall-fixup to disable these fixups\n")); | |
617 | } | |
618 | } | |
619 | } | |
620 | } | |
621 | } | |
622 | } | |
623 | ||
624 | static void | |
625 | gld_${EMULATION_NAME}_after_open () | |
626 | { | |
627 | /* Pass the wacky PE command line options into the output bfd. | |
628 | FIXME: This should be done via a function, rather than by | |
629 | including an internal BFD header. */ | |
630 | ||
631 | if (!coff_data (output_bfd)->pe) | |
632 | einfo (_("%F%P: PE operations on non PE file.\n")); | |
633 | ||
634 | pe_data (output_bfd)->pe_opthdr = pe; | |
635 | pe_data (output_bfd)->dll = init[DLLOFF].value; | |
636 | ||
c6c37250 | 637 | #ifdef DLL_SUPPORT |
252b5132 RH |
638 | if (pe_enable_stdcall_fixup) /* -1=warn or 1=disable */ |
639 | pe_fixup_stdcalls (); | |
640 | ||
641 | pe_process_import_defs(output_bfd, &link_info); | |
642 | if (link_info.shared) | |
643 | pe_dll_build_sections (output_bfd, &link_info); | |
644 | #endif | |
645 | ||
626e0105 | 646 | #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) |
252b5132 RH |
647 | { |
648 | /* Find a BFD that can hold the interworking stubs. */ | |
649 | LANG_FOR_EACH_INPUT_STATEMENT (is) | |
650 | { | |
46d23b7c | 651 | if (bfd_arm_pe_get_bfd_for_interworking (is->the_bfd, & link_info)) |
252b5132 RH |
652 | break; |
653 | } | |
654 | } | |
655 | #endif | |
c6c37250 DD |
656 | |
657 | { | |
658 | static int sequence = 0; | |
659 | int is_ms_arch; | |
660 | bfd *cur_arch = 0, *elt; | |
661 | lang_input_statement_type *is2; | |
662 | /* Careful - this is a shell script. Watch those dollar signs! */ | |
663 | /* Microsoft import libraries have every member named the same, | |
664 | and not in the right order for us to link them correctly. We | |
665 | must detect these and rename the members so that they'll link | |
666 | correctly. There are three types of objects: the head, the | |
667 | thunks, and the sentinel(s). The head is easy; it's the one | |
668 | with idata2. We assume that the sentinels won't have relocs, | |
669 | and the thunks will. It's easier than checking the symbol | |
670 | table for external references. */ | |
671 | LANG_FOR_EACH_INPUT_STATEMENT (is) | |
672 | { | |
673 | if (is->the_bfd->my_archive) | |
674 | { | |
675 | bfd *arch = is->the_bfd->my_archive; | |
676 | if (cur_arch != arch) | |
677 | { | |
678 | cur_arch = arch; | |
679 | is_ms_arch = 1; | |
680 | for (is2 = is; | |
681 | is2 && is2->the_bfd->my_archive == arch; | |
682 | is2 = (lang_input_statement_type *)is2->next) | |
683 | { | |
684 | if (strcmp (is->the_bfd->filename, is2->the_bfd->filename)) | |
685 | is_ms_arch = 0; | |
686 | } | |
687 | } | |
688 | ||
689 | if (is_ms_arch) | |
690 | { | |
691 | int idata2 = 0, i, reloc_count=0; | |
692 | asection *sec; | |
693 | char *new_name, seq; | |
694 | for (sec = is->the_bfd->sections; sec; sec = sec->next) | |
695 | { | |
696 | if (strcmp (sec->name, ".idata\$2") == 0) | |
697 | idata2 = 1; | |
698 | reloc_count += sec->reloc_count; | |
699 | } | |
700 | ||
701 | if (idata2) /* .idata2 is the TOC */ | |
702 | seq = 'a'; | |
703 | else if (reloc_count > 0) /* thunks */ | |
704 | seq = 'b'; | |
705 | else /* sentinel */ | |
706 | seq = 'c'; | |
707 | ||
708 | new_name = bfd_alloc (is->the_bfd, | |
709 | strlen (is->the_bfd->filename)+2); | |
710 | sprintf (new_name, "%s.%c", is->the_bfd->filename, seq); | |
711 | is->the_bfd->filename = new_name; | |
712 | ||
713 | new_name = bfd_alloc(is->the_bfd, strlen(is->filename)+2); | |
714 | sprintf (new_name, "%s.%c", is->filename, seq); | |
715 | is->filename = new_name; | |
716 | } | |
717 | } | |
718 | } | |
719 | } | |
252b5132 RH |
720 | } |
721 | \f | |
722 | static void | |
723 | gld_${EMULATION_NAME}_before_allocation() | |
724 | { | |
725 | #ifdef TARGET_IS_ppcpe | |
726 | /* Here we rummage through the found bfds to collect toc information */ | |
727 | { | |
728 | LANG_FOR_EACH_INPUT_STATEMENT (is) | |
729 | { | |
730 | if (!ppc_process_before_allocation (is->the_bfd, &link_info)) | |
731 | { | |
732 | /* xgettext:c-format */ | |
733 | einfo (_("Errors encountered processing file %s\n"), is->filename); | |
734 | } | |
735 | } | |
736 | } | |
737 | ||
738 | /* We have seen it all. Allocate it, and carry on */ | |
739 | ppc_allocate_toc_section (&link_info); | |
740 | #endif /* TARGET_IS_ppcpe */ | |
741 | ||
626e0105 | 742 | #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) |
252b5132 RH |
743 | /* FIXME: we should be able to set the size of the interworking stub |
744 | section. | |
745 | ||
746 | Here we rummage through the found bfds to collect glue | |
747 | information. FIXME: should this be based on a command line | |
748 | option? krk@cygnus.com */ | |
749 | { | |
750 | LANG_FOR_EACH_INPUT_STATEMENT (is) | |
751 | { | |
46d23b7c | 752 | if (! bfd_arm_pe_process_before_allocation |
252b5132 RH |
753 | (is->the_bfd, & link_info, support_old_code)) |
754 | { | |
755 | /* xgettext:c-format */ | |
756 | einfo (_("Errors encountered processing file %s for interworking"), | |
757 | is->filename); | |
758 | } | |
759 | } | |
760 | } | |
761 | ||
762 | /* We have seen it all. Allocate it, and carry on */ | |
46d23b7c | 763 | bfd_arm_pe_allocate_interworking_sections (& link_info); |
252b5132 RH |
764 | #endif /* TARGET_IS_armpe */ |
765 | } | |
766 | \f | |
767 | ||
768 | /* This is called when an input file isn't recognized as a BFD. We | |
769 | check here for .DEF files and pull them in automatically. */ | |
770 | ||
771 | static int | |
772 | saw_option(char *option) | |
773 | { | |
774 | int i; | |
775 | for (i=0; init[i].ptr; i++) | |
776 | if (strcmp (init[i].symbol, option) == 0) | |
777 | return init[i].inited; | |
778 | return 0; | |
779 | } | |
780 | ||
781 | static boolean | |
782 | gld_${EMULATION_NAME}_unrecognized_file(entry) | |
783 | lang_input_statement_type *entry; | |
784 | { | |
c6c37250 | 785 | #ifdef DLL_SUPPORT |
252b5132 RH |
786 | const char *ext = entry->filename + strlen (entry->filename) - 4; |
787 | ||
788 | if (strcmp (ext, ".def") == 0 || strcmp (ext, ".DEF") == 0) | |
789 | { | |
790 | if (pe_def_file == 0) | |
791 | pe_def_file = def_file_empty (); | |
792 | def_file_parse (entry->filename, pe_def_file); | |
793 | if (pe_def_file) | |
794 | { | |
795 | int i, buflen=0, len; | |
796 | char *buf; | |
797 | for (i=0; i<pe_def_file->num_exports; i++) | |
798 | { | |
799 | len = strlen(pe_def_file->exports[i].internal_name); | |
800 | if (buflen < len+2) | |
801 | buflen = len+2; | |
802 | } | |
803 | buf = (char *) xmalloc (buflen); | |
804 | for (i=0; i<pe_def_file->num_exports; i++) | |
805 | { | |
806 | struct bfd_link_hash_entry *h; | |
807 | sprintf(buf, "_%s", pe_def_file->exports[i].internal_name); | |
808 | ||
809 | h = bfd_link_hash_lookup (link_info.hash, buf, true, true, true); | |
810 | if (h == (struct bfd_link_hash_entry *) NULL) | |
811 | einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n")); | |
812 | if (h->type == bfd_link_hash_new) | |
813 | { | |
814 | h->type = bfd_link_hash_undefined; | |
815 | h->u.undef.abfd = NULL; | |
816 | bfd_link_add_undef (link_info.hash, h); | |
817 | } | |
818 | } | |
819 | free (buf); | |
820 | ||
821 | /* def_file_print (stdout, pe_def_file); */ | |
822 | if (pe_def_file->is_dll == 1) | |
823 | link_info.shared = 1; | |
824 | ||
825 | if (pe_def_file->base_address != (bfd_vma)(-1)) | |
826 | { | |
827 | pe.ImageBase = | |
828 | pe_data (output_bfd)->pe_opthdr.ImageBase = | |
829 | init[IMAGEBASEOFF].value = pe_def_file->base_address; | |
830 | init[IMAGEBASEOFF].inited = 1; | |
831 | if (image_base_statement) | |
832 | image_base_statement->exp = | |
833 | exp_assop ('=', "__image_base__", exp_intop (pe.ImageBase)); | |
834 | } | |
835 | ||
836 | #if 0 | |
837 | /* Not sure if these *should* be set */ | |
838 | if (pe_def_file->version_major != -1) | |
839 | { | |
840 | pe.MajorImageVersion = pe_def_file->version_major; | |
841 | pe.MinorImageVersion = pe_def_file->version_minor; | |
842 | } | |
843 | #endif | |
844 | if (pe_def_file->stack_reserve != -1 | |
845 | && ! saw_option ("__size_of_stack_reserve__")) | |
846 | { | |
847 | pe.SizeOfStackReserve = pe_def_file->stack_reserve; | |
848 | if (pe_def_file->stack_commit != -1) | |
849 | pe.SizeOfStackCommit = pe_def_file->stack_commit; | |
850 | } | |
851 | if (pe_def_file->heap_reserve != -1 | |
852 | && ! saw_option ("__size_of_heap_reserve__")) | |
853 | { | |
854 | pe.SizeOfHeapReserve = pe_def_file->heap_reserve; | |
855 | if (pe_def_file->heap_commit != -1) | |
856 | pe.SizeOfHeapCommit = pe_def_file->heap_commit; | |
857 | } | |
858 | return true; | |
859 | } | |
860 | } | |
861 | #endif | |
862 | return false; | |
863 | ||
864 | } | |
865 | ||
866 | static boolean | |
867 | gld_${EMULATION_NAME}_recognized_file(entry) | |
868 | lang_input_statement_type *entry; | |
869 | { | |
c6c37250 | 870 | #ifdef DLL_SUPPORT |
252b5132 | 871 | #ifdef TARGET_IS_i386pe |
c6c37250 DD |
872 | pe_dll_id_target ("pei-i386"); |
873 | #endif | |
252b5132 RH |
874 | if (bfd_get_format (entry->the_bfd) == bfd_object) |
875 | { | |
876 | const char *ext = entry->filename + strlen (entry->filename) - 4; | |
877 | if (strcmp (ext, ".dll") == 0 || strcmp (ext, ".DLL") == 0) | |
878 | return pe_implied_import_dll (entry->filename); | |
879 | } | |
880 | #endif | |
881 | return false; | |
882 | } | |
883 | ||
884 | static void | |
885 | gld_${EMULATION_NAME}_finish () | |
886 | { | |
c6c37250 | 887 | #ifdef DLL_SUPPORT |
252b5132 RH |
888 | if (link_info.shared) |
889 | { | |
890 | pe_dll_fill_sections (output_bfd, &link_info); | |
891 | if (pe_implib_filename) | |
892 | pe_dll_generate_implib (pe_def_file, pe_implib_filename); | |
893 | } | |
894 | if (pe_out_def_filename) | |
895 | pe_dll_generate_def_file (pe_out_def_filename); | |
896 | #endif | |
897 | } | |
898 | ||
899 | \f | |
900 | /* Place an orphan section. | |
901 | ||
902 | We use this to put sections in a reasonable place in the file, and | |
903 | to ensure that they are aligned as required. | |
904 | ||
905 | We handle grouped sections here as well. A section named .foo$nn | |
906 | goes into the output section .foo. All grouped sections are sorted | |
907 | by name. | |
908 | ||
909 | Grouped sections for the default sections are handled by the | |
910 | default linker script using wildcards, and are sorted by | |
911 | sort_sections. */ | |
912 | ||
913 | static asection *hold_section; | |
914 | static char *hold_section_name; | |
915 | static lang_output_section_statement_type *hold_use; | |
916 | static lang_output_section_statement_type *hold_text; | |
917 | static lang_output_section_statement_type *hold_rdata; | |
918 | static lang_output_section_statement_type *hold_data; | |
919 | static lang_output_section_statement_type *hold_bss; | |
920 | ||
921 | /* Place an orphan section. We use this to put random SHF_ALLOC | |
922 | sections in the right segment. */ | |
923 | ||
924 | /*ARGSUSED*/ | |
925 | static boolean | |
926 | gld_${EMULATION_NAME}_place_orphan (file, s) | |
927 | lang_input_statement_type *file; | |
928 | asection *s; | |
929 | { | |
930 | const char *secname; | |
931 | char *dollar; | |
932 | ||
933 | if ((s->flags & SEC_ALLOC) == 0) | |
934 | return false; | |
935 | ||
936 | secname = bfd_get_section_name (s->owner, s); | |
937 | ||
938 | /* Look through the script to see where to place this section. */ | |
939 | ||
940 | hold_section = s; | |
941 | ||
942 | hold_section_name = xstrdup (secname); | |
943 | dollar = strchr (hold_section_name, '$'); | |
944 | if (dollar != NULL) | |
945 | *dollar = '\0'; | |
946 | ||
947 | hold_use = NULL; | |
948 | lang_for_each_statement (gld${EMULATION_NAME}_place_section); | |
949 | ||
950 | if (hold_use == NULL) | |
951 | { | |
952 | lang_output_section_statement_type *place; | |
953 | char *outsecname; | |
954 | asection *snew, **pps; | |
955 | lang_statement_list_type *old; | |
956 | lang_statement_list_type add; | |
957 | etree_type *address; | |
958 | ||
959 | /* Try to put the new output section in a reasonable place based | |
960 | on the section name and section flags. */ | |
961 | place = NULL; | |
962 | if ((s->flags & SEC_HAS_CONTENTS) == 0 | |
963 | && hold_bss != NULL) | |
964 | place = hold_bss; | |
965 | else if ((s->flags & SEC_READONLY) == 0 | |
966 | && hold_data != NULL) | |
967 | place = hold_data; | |
968 | else if ((s->flags & SEC_CODE) == 0 | |
969 | && (s->flags & SEC_READONLY) != 0 | |
970 | && hold_rdata != NULL) | |
971 | place = hold_rdata; | |
972 | else if ((s->flags & SEC_READONLY) != 0 | |
973 | && hold_text != NULL) | |
974 | place = hold_text; | |
975 | ||
976 | /* Choose a unique name for the section. This will be needed if | |
977 | the same section name appears in the input file with | |
978 | different loadable or allocateable characteristics. */ | |
979 | outsecname = xstrdup (hold_section_name); | |
980 | if (bfd_get_section_by_name (output_bfd, outsecname) != NULL) | |
981 | { | |
982 | unsigned int len; | |
983 | char *newname; | |
984 | unsigned int i; | |
985 | ||
986 | len = strlen (outsecname); | |
987 | newname = xmalloc (len + 5); | |
988 | strcpy (newname, outsecname); | |
989 | i = 0; | |
990 | do | |
991 | { | |
992 | sprintf (newname + len, "%d", i); | |
993 | ++i; | |
994 | } | |
995 | while (bfd_get_section_by_name (output_bfd, newname) != NULL); | |
996 | ||
997 | free (outsecname); | |
998 | outsecname = newname; | |
999 | } | |
1000 | ||
1001 | /* We don't want to free OUTSECNAME, as it may get attached to | |
1002 | the output section statement. */ | |
1003 | ||
1004 | /* Create the section in the output file, and put it in the | |
1005 | right place. This shuffling is to make the output file look | |
1006 | neater. */ | |
1007 | snew = bfd_make_section (output_bfd, outsecname); | |
1008 | if (snew == NULL) | |
1009 | einfo ("%P%F: output format %s cannot represent section called %s\n", | |
1010 | output_bfd->xvec->name, outsecname); | |
1011 | if (place != NULL && place->bfd_section != NULL) | |
1012 | { | |
1013 | for (pps = &output_bfd->sections; *pps != snew; pps = &(*pps)->next) | |
1014 | ; | |
1015 | *pps = snew->next; | |
1016 | snew->next = place->bfd_section->next; | |
1017 | place->bfd_section->next = snew; | |
1018 | } | |
1019 | ||
1020 | /* Start building a list of statements for this section. */ | |
1021 | old = stat_ptr; | |
1022 | stat_ptr = &add; | |
1023 | lang_list_init (stat_ptr); | |
1024 | ||
1025 | if (link_info.relocateable) | |
1026 | address = NULL; | |
1027 | else | |
1028 | { | |
1029 | /* All sections in an executable must be aligned to a page | |
1030 | boundary. */ | |
1031 | address = exp_unop (ALIGN_K, | |
1032 | exp_nameop (NAME, "__section_alignment__")); | |
1033 | } | |
1034 | ||
1035 | lang_enter_output_section_statement (outsecname, address, 0, | |
1036 | (bfd_vma) 0, | |
1037 | (etree_type *) NULL, | |
1038 | (etree_type *) NULL, | |
1039 | (etree_type *) NULL); | |
1040 | ||
1041 | hold_use = lang_output_section_statement_lookup (outsecname); | |
1042 | ||
1043 | lang_leave_output_section_statement | |
1044 | ((bfd_vma) 0, "*default*", | |
1045 | (struct lang_output_section_phdr_list *) NULL); | |
1046 | ||
1047 | /* Now stick the new statement list right after PLACE. */ | |
1048 | if (place != NULL) | |
1049 | { | |
1050 | *add.tail = place->header.next; | |
1051 | place->header.next = add.head; | |
1052 | } | |
1053 | ||
1054 | stat_ptr = old; | |
1055 | } | |
1056 | ||
1057 | if (dollar == NULL) | |
1058 | wild_doit (&hold_use->children, s, hold_use, file); | |
1059 | else | |
1060 | { | |
1061 | lang_statement_union_type **pl; | |
1062 | boolean found_dollar; | |
1063 | lang_statement_list_type list; | |
1064 | ||
1065 | /* The section name has a '$'. Sort it with the other '$' | |
1066 | sections. */ | |
1067 | ||
1068 | found_dollar = false; | |
1069 | for (pl = &hold_use->children.head; *pl != NULL; pl = &(*pl)->next) | |
1070 | { | |
1071 | lang_input_section_type *ls; | |
1072 | const char *lname; | |
1073 | ||
1074 | if ((*pl)->header.type != lang_input_section_enum) | |
1075 | continue; | |
1076 | ||
1077 | ls = &(*pl)->input_section; | |
1078 | ||
1079 | lname = bfd_get_section_name (ls->ifile->the_bfd, ls->section); | |
1080 | if (strchr (lname, '$') == NULL) | |
1081 | { | |
1082 | if (found_dollar) | |
1083 | break; | |
1084 | } | |
1085 | else | |
1086 | { | |
1087 | found_dollar = true; | |
1088 | if (strcmp (secname, lname) < 0) | |
1089 | break; | |
1090 | } | |
1091 | } | |
1092 | ||
1093 | lang_list_init (&list); | |
1094 | wild_doit (&list, s, hold_use, file); | |
1095 | if (list.head != NULL) | |
1096 | { | |
1097 | ASSERT (list.head->next == NULL); | |
1098 | list.head->next = *pl; | |
1099 | *pl = list.head; | |
1100 | } | |
1101 | } | |
1102 | ||
1103 | free (hold_section_name); | |
1104 | ||
1105 | return true; | |
1106 | } | |
1107 | ||
1108 | static void | |
1109 | gld${EMULATION_NAME}_place_section (s) | |
1110 | lang_statement_union_type *s; | |
1111 | { | |
1112 | lang_output_section_statement_type *os; | |
1113 | ||
1114 | if (s->header.type != lang_output_section_statement_enum) | |
1115 | return; | |
1116 | ||
1117 | os = &s->output_section_statement; | |
1118 | ||
1119 | if (strcmp (os->name, hold_section_name) == 0 | |
1120 | && os->bfd_section != NULL | |
1121 | && ((hold_section->flags & (SEC_LOAD | SEC_ALLOC)) | |
1122 | == (os->bfd_section->flags & (SEC_LOAD | SEC_ALLOC)))) | |
1123 | hold_use = os; | |
1124 | ||
1125 | if (strcmp (os->name, ".text") == 0) | |
1126 | hold_text = os; | |
1127 | else if (strcmp (os->name, ".rdata") == 0) | |
1128 | hold_rdata = os; | |
1129 | else if (strcmp (os->name, ".data") == 0) | |
1130 | hold_data = os; | |
1131 | else if (strcmp (os->name, ".bss") == 0) | |
1132 | hold_bss = os; | |
1133 | } | |
1134 | \f | |
1135 | static char * | |
1136 | gld_${EMULATION_NAME}_get_script(isfile) | |
1137 | int *isfile; | |
1138 | EOF | |
1139 | # Scripts compiled in. | |
1140 | # sed commands to quote an ld script as a C string. | |
1141 | sc="-f ${srcdir}/emultempl/stringify.sed" | |
1142 | ||
1143 | cat >>e${EMULATION_NAME}.c <<EOF | |
1144 | { | |
1145 | *isfile = 0; | |
1146 | ||
1147 | if (link_info.relocateable == true && config.build_constructors == true) | |
1148 | return | |
1149 | EOF | |
1150 | sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c | |
1151 | echo ' ; else if (link_info.relocateable == true) return' >> e${EMULATION_NAME}.c | |
1152 | sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c | |
1153 | echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c | |
1154 | sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c | |
1155 | echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c | |
1156 | sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c | |
1157 | echo ' ; else return' >> e${EMULATION_NAME}.c | |
1158 | sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c | |
1159 | echo '; }' >> e${EMULATION_NAME}.c | |
1160 | ||
1161 | cat >>e${EMULATION_NAME}.c <<EOF | |
1162 | ||
1163 | ||
1164 | struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = | |
1165 | { | |
1166 | gld_${EMULATION_NAME}_before_parse, | |
1167 | syslib_default, | |
1168 | hll_default, | |
1169 | gld_${EMULATION_NAME}_after_parse, | |
1170 | gld_${EMULATION_NAME}_after_open, | |
1171 | after_allocation_default, | |
1172 | set_output_arch_default, | |
1173 | ldemul_default_target, | |
1174 | gld_${EMULATION_NAME}_before_allocation, | |
1175 | gld_${EMULATION_NAME}_get_script, | |
1176 | "${EMULATION_NAME}", | |
1177 | "${OUTPUT_FORMAT}", | |
1178 | gld_${EMULATION_NAME}_finish, /* finish */ | |
1179 | NULL, /* create output section statements */ | |
1180 | NULL, /* open dynamic archive */ | |
1181 | gld_${EMULATION_NAME}_place_orphan, | |
1182 | gld_${EMULATION_NAME}_set_symbols, | |
1183 | gld_${EMULATION_NAME}_parse_args, | |
1184 | gld_${EMULATION_NAME}_unrecognized_file, | |
1185 | gld_${EMULATION_NAME}_list_options, | |
1186 | gld_${EMULATION_NAME}_recognized_file | |
1187 | }; | |
1188 | EOF |