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252b5132 RH |
1 | # This shell script emits a C file. -*- C -*- |
2 | # It does some substitutions. | |
361d94e7 ILT |
3 | rm -f e${EMULATION_NAME}.c |
4 | (echo;echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-) | |
c6c37250 | 5 | cat >>e${EMULATION_NAME}.c <<EOF |
252b5132 | 6 | /* This file is part of GLD, the Gnu Linker. |
870df5dc | 7 | Copyright 1995, 96, 97, 98, 99, 2000 Free Software Foundation, Inc. |
252b5132 RH |
8 | |
9 | This program 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 2 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | This program 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 this program; if not, write to the Free Software | |
21 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
22 | ||
23 | /* For WINDOWS_NT */ | |
24 | /* The original file generated returned different default scripts depending | |
25 | on whether certain switches were set, but these switches pertain to the | |
26 | Linux system and that particular version of coff. In the NT case, we | |
27 | only determine if the subsystem is console or windows in order to select | |
28 | the correct entry point by default. */ | |
29 | ||
30 | #include "bfd.h" | |
31 | #include "sysdep.h" | |
32 | #include "bfdlink.h" | |
33 | #include "getopt.h" | |
34 | #include "libiberty.h" | |
35 | #include "ld.h" | |
36 | #include "ldmain.h" | |
37 | #include "ldgram.h" | |
38 | #include "ldexp.h" | |
39 | #include "ldlang.h" | |
b71e2778 | 40 | #include "ldfile.h" |
252b5132 RH |
41 | #include "ldemul.h" |
42 | #include "ldlex.h" | |
43 | #include "ldmisc.h" | |
44 | #include "ldctor.h" | |
252b5132 | 45 | #include "coff/internal.h" |
71add731 ILT |
46 | |
47 | /* FIXME: This is a BFD internal header file, and we should not be | |
48 | using it here. */ | |
252b5132 | 49 | #include "../bfd/libcoff.h" |
71add731 | 50 | |
252b5132 | 51 | #include "deffile.h" |
1069dd8d | 52 | #include "pe-dll.h" |
252b5132 RH |
53 | |
54 | #define TARGET_IS_${EMULATION_NAME} | |
55 | ||
2be9b2c7 ILT |
56 | /* Permit the emulation parameters to override the default section |
57 | alignment by setting OVERRIDE_SECTION_ALIGNMENT. FIXME: This makes | |
58 | it seem that include/coff/internal.h should not define | |
59 | PE_DEF_SECTION_ALIGNMENT. */ | |
60 | #if PE_DEF_SECTION_ALIGNMENT != ${OVERRIDE_SECTION_ALIGNMENT:-PE_DEF_SECTION_ALIGNMENT} | |
61 | #undef PE_DEF_SECTION_ALIGNMENT | |
62 | #define PE_DEF_SECTION_ALIGNMENT ${OVERRIDE_SECTION_ALIGNMENT} | |
63 | #endif | |
64 | ||
c6c37250 DD |
65 | #if defined(TARGET_IS_i386pe) |
66 | #define DLL_SUPPORT | |
67 | #endif | |
344a211f NC |
68 | #if defined(TARGET_IS_shpe) || defined(TARGET_IS_mipspe) || defined(TARGET_IS_armpe) |
69 | #define DLL_SUPPORT | |
70 | #endif | |
c6c37250 | 71 | |
344a211f | 72 | #if defined(TARGET_IS_i386pe) || ! defined(DLL_SUPPORT) |
c6c37250 | 73 | #define PE_DEF_SUBSYSTEM 3 |
344a211f NC |
74 | #else |
75 | #undef NT_EXE_IMAGE_BASE | |
76 | #undef PE_DEF_SECTION_ALIGNMENT | |
77 | #undef PE_DEF_FILE_ALIGNMENT | |
78 | #define NT_EXE_IMAGE_BASE 0x00010000 | |
79 | #ifdef TARGET_IS_armpe | |
80 | #define PE_DEF_SECTION_ALIGNMENT 0x00001000 | |
81 | #define PE_DEF_SUBSYSTEM 9 | |
82 | #else | |
83 | #define PE_DEF_SECTION_ALIGNMENT 0x00000400 | |
84 | #define PE_DEF_SUBSYSTEM 2 | |
85 | #endif | |
86 | #define PE_DEF_FILE_ALIGNMENT 0x00000200 | |
87 | #endif | |
c6c37250 | 88 | |
434d1125 NC |
89 | #ifdef TARGET_IS_arm_epoc_pe |
90 | #define bfd_arm_pe_allocate_interworking_sections \ | |
91 | bfd_arm_epoc_pe_allocate_interworking_sections | |
92 | #define bfd_arm_pe_get_bfd_for_interworking \ | |
93 | bfd_arm_epoc_pe_get_bfd_for_interworking | |
94 | #define bfd_arm_pe_process_before_allocation \ | |
95 | bfd_arm_epoc_pe_process_before_allocation | |
96 | #endif | |
97 | ||
252b5132 RH |
98 | static void gld_${EMULATION_NAME}_set_symbols PARAMS ((void)); |
99 | static void gld_${EMULATION_NAME}_after_open PARAMS ((void)); | |
100 | static void gld_${EMULATION_NAME}_before_parse PARAMS ((void)); | |
101 | static void gld_${EMULATION_NAME}_after_parse PARAMS ((void)); | |
102 | static void gld_${EMULATION_NAME}_before_allocation PARAMS ((void)); | |
103 | static boolean gld_${EMULATION_NAME}_place_orphan | |
104 | PARAMS ((lang_input_statement_type *, asection *)); | |
252b5132 RH |
105 | static char *gld_${EMULATION_NAME}_get_script PARAMS ((int *)); |
106 | static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **)); | |
6f798e5c | 107 | static void gld_${EMULATION_NAME}_finish PARAMS ((void)); |
690a460e NC |
108 | static boolean gld_${EMULATION_NAME}_open_dynamic_archive |
109 | PARAMS ((const char *, search_dirs_type *, lang_input_statement_type *)); | |
252b5132 RH |
110 | |
111 | static struct internal_extra_pe_aouthdr pe; | |
112 | static int dll; | |
113 | static int support_old_code = 0; | |
6f798e5c | 114 | static char * thumb_entry_symbol = NULL; |
252b5132 RH |
115 | static lang_assignment_statement_type *image_base_statement = 0; |
116 | ||
f0c87f88 | 117 | #ifdef DLL_SUPPORT |
2ef53d66 | 118 | static int pe_enable_stdcall_fixup = -1; /* 0=disable 1=enable */ |
690a460e NC |
119 | static char *pe_out_def_filename = NULL; |
120 | static char *pe_implib_filename = NULL; | |
5f577f7d | 121 | static int pe_enable_auto_image_base = 0; |
627427de | 122 | static char *pe_dll_search_prefix = NULL; |
f0c87f88 | 123 | #endif |
252b5132 RH |
124 | |
125 | extern const char *output_filename; | |
126 | ||
127 | static void | |
128 | gld_${EMULATION_NAME}_before_parse() | |
129 | { | |
2be9b2c7 | 130 | output_filename = "${EXECUTABLE_NAME:-a.exe}"; |
252b5132 | 131 | ldfile_output_architecture = bfd_arch_${ARCH}; |
c6c37250 | 132 | #ifdef DLL_SUPPORT |
252b5132 | 133 | config.has_shared = 1; |
344a211f NC |
134 | |
135 | #if (PE_DEF_SUBSYSTEM == 9) || (PE_DEF_SUBSYSTEM == 2) | |
136 | #if defined TARGET_IS_mipspe || defined TARGET_IS_armpe | |
137 | lang_add_entry ("WinMainCRTStartup", 1); | |
138 | #else | |
139 | lang_add_entry ("_WinMainCRTStartup", 1); | |
140 | #endif | |
141 | #endif | |
252b5132 RH |
142 | #endif |
143 | } | |
144 | \f | |
145 | /* PE format extra command line options. */ | |
146 | ||
147 | /* Used for setting flags in the PE header. */ | |
148 | #define OPTION_BASE_FILE (300 + 1) | |
149 | #define OPTION_DLL (OPTION_BASE_FILE + 1) | |
150 | #define OPTION_FILE_ALIGNMENT (OPTION_DLL + 1) | |
151 | #define OPTION_IMAGE_BASE (OPTION_FILE_ALIGNMENT + 1) | |
152 | #define OPTION_MAJOR_IMAGE_VERSION (OPTION_IMAGE_BASE + 1) | |
153 | #define OPTION_MAJOR_OS_VERSION (OPTION_MAJOR_IMAGE_VERSION + 1) | |
154 | #define OPTION_MAJOR_SUBSYSTEM_VERSION (OPTION_MAJOR_OS_VERSION + 1) | |
155 | #define OPTION_MINOR_IMAGE_VERSION (OPTION_MAJOR_SUBSYSTEM_VERSION + 1) | |
156 | #define OPTION_MINOR_OS_VERSION (OPTION_MINOR_IMAGE_VERSION + 1) | |
157 | #define OPTION_MINOR_SUBSYSTEM_VERSION (OPTION_MINOR_OS_VERSION + 1) | |
158 | #define OPTION_SECTION_ALIGNMENT (OPTION_MINOR_SUBSYSTEM_VERSION + 1) | |
159 | #define OPTION_STACK (OPTION_SECTION_ALIGNMENT + 1) | |
160 | #define OPTION_SUBSYSTEM (OPTION_STACK + 1) | |
161 | #define OPTION_HEAP (OPTION_SUBSYSTEM + 1) | |
162 | #define OPTION_SUPPORT_OLD_CODE (OPTION_HEAP + 1) | |
163 | #define OPTION_OUT_DEF (OPTION_SUPPORT_OLD_CODE + 1) | |
164 | #define OPTION_EXPORT_ALL (OPTION_OUT_DEF + 1) | |
165 | #define OPTION_EXCLUDE_SYMBOLS (OPTION_EXPORT_ALL + 1) | |
166 | #define OPTION_KILL_ATS (OPTION_EXCLUDE_SYMBOLS + 1) | |
167 | #define OPTION_STDCALL_ALIASES (OPTION_KILL_ATS + 1) | |
168 | #define OPTION_ENABLE_STDCALL_FIXUP (OPTION_STDCALL_ALIASES + 1) | |
169 | #define OPTION_DISABLE_STDCALL_FIXUP (OPTION_ENABLE_STDCALL_FIXUP + 1) | |
170 | #define OPTION_IMPLIB_FILENAME (OPTION_DISABLE_STDCALL_FIXUP + 1) | |
6f798e5c | 171 | #define OPTION_THUMB_ENTRY (OPTION_IMPLIB_FILENAME + 1) |
870df5dc NC |
172 | #define OPTION_WARN_DUPLICATE_EXPORTS (OPTION_THUMB_ENTRY + 1) |
173 | #define OPTION_IMP_COMPAT (OPTION_WARN_DUPLICATE_EXPORTS + 1) | |
5f577f7d DD |
174 | #define OPTION_ENABLE_AUTO_IMAGE_BASE (OPTION_IMP_COMPAT + 1) |
175 | #define OPTION_DISABLE_AUTO_IMAGE_BASE (OPTION_ENABLE_AUTO_IMAGE_BASE + 1) | |
627427de | 176 | #define OPTION_DLL_SEARCH_PREFIX (OPTION_DISABLE_AUTO_IMAGE_BASE + 1) |
252b5132 RH |
177 | |
178 | static struct option longopts[] = | |
179 | { | |
180 | /* PE options */ | |
181 | {"base-file", required_argument, NULL, OPTION_BASE_FILE}, | |
182 | {"dll", no_argument, NULL, OPTION_DLL}, | |
183 | {"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT}, | |
184 | {"heap", required_argument, NULL, OPTION_HEAP}, | |
185 | {"image-base", required_argument, NULL, OPTION_IMAGE_BASE}, | |
186 | {"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION}, | |
187 | {"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION}, | |
188 | {"major-subsystem-version", required_argument, NULL, OPTION_MAJOR_SUBSYSTEM_VERSION}, | |
189 | {"minor-image-version", required_argument, NULL, OPTION_MINOR_IMAGE_VERSION}, | |
190 | {"minor-os-version", required_argument, NULL, OPTION_MINOR_OS_VERSION}, | |
191 | {"minor-subsystem-version", required_argument, NULL, OPTION_MINOR_SUBSYSTEM_VERSION}, | |
192 | {"section-alignment", required_argument, NULL, OPTION_SECTION_ALIGNMENT}, | |
193 | {"stack", required_argument, NULL, OPTION_STACK}, | |
194 | {"subsystem", required_argument, NULL, OPTION_SUBSYSTEM}, | |
195 | {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE}, | |
6f798e5c | 196 | {"thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY}, |
c6c37250 | 197 | #ifdef DLL_SUPPORT |
252b5132 RH |
198 | /* getopt allows abbreviations, so we do this to stop it from treating -o |
199 | as an abbreviation for this option */ | |
200 | {"output-def", required_argument, NULL, OPTION_OUT_DEF}, | |
201 | {"output-def", required_argument, NULL, OPTION_OUT_DEF}, | |
202 | {"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL}, | |
203 | {"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMBOLS}, | |
204 | {"kill-at", no_argument, NULL, OPTION_KILL_ATS}, | |
205 | {"add-stdcall-alias", no_argument, NULL, OPTION_STDCALL_ALIASES}, | |
206 | {"enable-stdcall-fixup", no_argument, NULL, OPTION_ENABLE_STDCALL_FIXUP}, | |
207 | {"disable-stdcall-fixup", no_argument, NULL, OPTION_DISABLE_STDCALL_FIXUP}, | |
208 | {"out-implib", required_argument, NULL, OPTION_IMPLIB_FILENAME}, | |
870df5dc NC |
209 | {"warn-duplicate-exports", no_argument, NULL, OPTION_WARN_DUPLICATE_EXPORTS}, |
210 | {"compat-implib", no_argument, NULL, OPTION_IMP_COMPAT}, | |
5f577f7d DD |
211 | {"enable-auto-image-base", no_argument, NULL, OPTION_ENABLE_AUTO_IMAGE_BASE}, |
212 | {"disable-auto-image-base", no_argument, NULL, OPTION_DISABLE_AUTO_IMAGE_BASE}, | |
627427de | 213 | {"dll-search-prefix", required_argument, NULL, OPTION_DLL_SEARCH_PREFIX}, |
252b5132 RH |
214 | #endif |
215 | {NULL, no_argument, NULL, 0} | |
216 | }; | |
217 | ||
218 | ||
219 | /* PE/WIN32; added routines to get the subsystem type, heap and/or stack | |
220 | parameters which may be input from the command line */ | |
221 | ||
222 | typedef struct | |
223 | { | |
224 | void *ptr; | |
225 | int size; | |
226 | int value; | |
227 | char *symbol; | |
228 | int inited; | |
229 | } definfo; | |
230 | ||
231 | #define D(field,symbol,def) {&pe.field,sizeof(pe.field), def, symbol,0} | |
232 | ||
233 | static definfo init[] = | |
234 | { | |
235 | /* imagebase must be first */ | |
236 | #define IMAGEBASEOFF 0 | |
237 | D(ImageBase,"__image_base__", NT_EXE_IMAGE_BASE), | |
238 | #define DLLOFF 1 | |
1069dd8d | 239 | {&dll, sizeof(dll), 0, "__dll__", 0}, |
252b5132 RH |
240 | D(SectionAlignment,"__section_alignment__", PE_DEF_SECTION_ALIGNMENT), |
241 | D(FileAlignment,"__file_alignment__", PE_DEF_FILE_ALIGNMENT), | |
242 | D(MajorOperatingSystemVersion,"__major_os_version__", 4), | |
243 | D(MinorOperatingSystemVersion,"__minor_os_version__", 0), | |
244 | D(MajorImageVersion,"__major_image_version__", 1), | |
245 | D(MinorImageVersion,"__minor_image_version__", 0), | |
344a211f NC |
246 | #ifdef TARGET_IS_armpe |
247 | D(MajorSubsystemVersion,"__major_subsystem_version__", 2), | |
248 | #else | |
252b5132 | 249 | D(MajorSubsystemVersion,"__major_subsystem_version__", 4), |
344a211f | 250 | #endif |
252b5132 | 251 | D(MinorSubsystemVersion,"__minor_subsystem_version__", 0), |
2be9b2c7 | 252 | D(Subsystem,"__subsystem__", ${SUBSYSTEM}), |
252b5132 RH |
253 | D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x2000000), |
254 | D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000), | |
255 | D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000), | |
256 | D(SizeOfHeapCommit,"__size_of_heap_commit__", 0x1000), | |
257 | D(LoaderFlags,"__loader_flags__", 0x0), | |
258 | { NULL, 0, 0, NULL, 0 } | |
259 | }; | |
260 | ||
261 | static void | |
262 | gld_${EMULATION_NAME}_list_options (file) | |
263 | FILE * file; | |
264 | { | |
265 | fprintf (file, _(" --base_file <basefile> Generate a base file for relocatable DLLs\n")); | |
266 | fprintf (file, _(" --dll Set image base to the default for DLLs\n")); | |
267 | fprintf (file, _(" --file-alignment <size> Set file alignment\n")); | |
268 | fprintf (file, _(" --heap <size> Set initial size of the heap\n")); | |
269 | fprintf (file, _(" --image-base <address> Set start address of the executable\n")); | |
270 | fprintf (file, _(" --major-image-version <number> Set version number of the executable\n")); | |
271 | fprintf (file, _(" --major-os-version <number> Set minimum required OS version\n")); | |
272 | fprintf (file, _(" --major-subsystem-version <number> Set minimum required OS subsystem version\n")); | |
273 | fprintf (file, _(" --minor-image-version <number> Set revision number of the executable\n")); | |
274 | fprintf (file, _(" --minor-os-version <number> Set minimum required OS revision\n")); | |
275 | fprintf (file, _(" --minor-subsystem-version <number> Set minimum required OS subsystem revision\n")); | |
276 | fprintf (file, _(" --section-alignment <size> Set section alignment\n")); | |
277 | fprintf (file, _(" --stack <size> Set size of the initial stack\n")); | |
278 | fprintf (file, _(" --subsystem <name>[:<version>] Set required OS subsystem [& version]\n")); | |
279 | fprintf (file, _(" --support-old-code Support interworking with old code\n")); | |
6f798e5c | 280 | fprintf (file, _(" --thumb-entry=<symbol> Set the entry point to be Thumb <symbol>\n")); |
c6c37250 | 281 | #ifdef DLL_SUPPORT |
252b5132 RH |
282 | fprintf (file, _(" --add-stdcall-alias Export symbols with and without @nn\n")); |
283 | fprintf (file, _(" --disable-stdcall-fixup Don't link _sym to _sym@nn\n")); | |
284 | fprintf (file, _(" --enable-stdcall-fixup Link _sym to _sym@nn without warnings\n")); | |
285 | fprintf (file, _(" --exclude-symbols sym,sym,... Exclude symbols from automatic export\n")); | |
286 | fprintf (file, _(" --export-all-symbols Automatically export all globals to DLL\n")); | |
287 | fprintf (file, _(" --kill-at Remove @nn from exported symbols\n")); | |
288 | fprintf (file, _(" --out-implib <file> Generate import library\n")); | |
289 | fprintf (file, _(" --output-def <file> Generate a .DEF file for the built DLL\n")); | |
0752a404 NC |
290 | fprintf (file, _(" --warn-duplicate-exports Warn about duplicate exports.\n")); |
291 | fprintf (file, _(" --compat-implib Create backward compatible import libs;\n")); | |
292 | fprintf (file, _(" create __imp_<SYMBOL> as well.\n")); | |
5f577f7d DD |
293 | fprintf (file, _(" --enable-auto-image-base Automatically choose image base for DLLs\n")); |
294 | fprintf (file, _(" unless user specifies one\n")); | |
295 | fprintf (file, _(" --disable-auto-image-base Do not auto-choose image base. (default)\n")); | |
627427de DD |
296 | fprintf (file, _(" --dll-search-prefix=<string> When linking dynamically to a dll witout an\n")); |
297 | fprintf (file, _(" importlib, use <string><basename>.dll \n")); | |
298 | fprintf (file, _(" in preference to lib<basename>.dll \n")); | |
252b5132 RH |
299 | #endif |
300 | } | |
301 | ||
302 | static void | |
303 | set_pe_name (name, val) | |
304 | char *name; | |
305 | long val; | |
306 | { | |
307 | int i; | |
308 | /* Find the name and set it. */ | |
309 | for (i = 0; init[i].ptr; i++) | |
310 | { | |
311 | if (strcmp (name, init[i].symbol) == 0) | |
312 | { | |
313 | init[i].value = val; | |
314 | init[i].inited = 1; | |
315 | return; | |
316 | } | |
317 | } | |
318 | abort(); | |
319 | } | |
320 | ||
321 | ||
322 | static void | |
323 | set_pe_subsystem () | |
324 | { | |
325 | const char *sver; | |
326 | int len; | |
327 | int i; | |
328 | static const struct | |
329 | { | |
330 | const char *name; | |
331 | const int value; | |
332 | const char *entry; | |
333 | } | |
334 | v[] = | |
335 | { | |
2be9b2c7 | 336 | { "native", 1, "NtProcessStartup" }, |
344a211f | 337 | #if defined TARGET_IS_mipspe || defined TARGET_IS_armpe |
2be9b2c7 | 338 | { "windows", 2, "WinMainCRTStartup" }, |
344a211f NC |
339 | #else |
340 | { "windows", 2, "WinMainCRTStartup" }, | |
341 | #endif | |
2be9b2c7 | 342 | { "console", 3, "mainCRTStartup" }, |
252b5132 RH |
343 | #if 0 |
344 | /* The Microsoft linker does not recognize this. */ | |
345 | { "os2", 5, "" }, | |
346 | #endif | |
2be9b2c7 | 347 | { "posix", 7, "__PosixProcessStartup"}, |
344a211f | 348 | { "wince", 9, "_WinMainCRTStartup" }, |
252b5132 RH |
349 | { 0, 0, 0 } |
350 | }; | |
351 | ||
352 | sver = strchr (optarg, ':'); | |
353 | if (sver == NULL) | |
354 | len = strlen (optarg); | |
355 | else | |
356 | { | |
357 | char *end; | |
358 | ||
359 | len = sver - optarg; | |
360 | set_pe_name ("__major_subsystem_version__", | |
361 | strtoul (sver + 1, &end, 0)); | |
362 | if (*end == '.') | |
363 | set_pe_name ("__minor_subsystem_version__", | |
364 | strtoul (end + 1, &end, 0)); | |
365 | if (*end != '\0') | |
366 | einfo (_("%P: warning: bad version number in -subsystem option\n")); | |
367 | } | |
368 | ||
369 | for (i = 0; v[i].name; i++) | |
370 | { | |
371 | if (strncmp (optarg, v[i].name, len) == 0 | |
372 | && v[i].name[len] == '\0') | |
373 | { | |
2be9b2c7 ILT |
374 | const char *initial_symbol_char; |
375 | const char *entry; | |
376 | ||
252b5132 RH |
377 | set_pe_name ("__subsystem__", v[i].value); |
378 | ||
2be9b2c7 ILT |
379 | initial_symbol_char = ${INITIAL_SYMBOL_CHAR}; |
380 | if (*initial_symbol_char == '\0') | |
381 | entry = v[i].entry; | |
382 | else | |
383 | { | |
384 | char *alc_entry; | |
385 | ||
386 | /* lang_add_entry expects its argument to be permanently | |
387 | allocated, so we don't free this string. */ | |
388 | alc_entry = xmalloc (strlen (initial_symbol_char) | |
389 | + strlen (v[i].entry) | |
390 | + 1); | |
391 | strcpy (alc_entry, initial_symbol_char); | |
392 | strcat (alc_entry, v[i].entry); | |
393 | entry = alc_entry; | |
394 | } | |
395 | ||
396 | lang_add_entry (entry, 1); | |
252b5132 RH |
397 | |
398 | return; | |
399 | } | |
400 | } | |
401 | ||
402 | einfo (_("%P%F: invalid subsystem type %s\n"), optarg); | |
403 | } | |
404 | ||
405 | ||
406 | ||
407 | static void | |
408 | set_pe_value (name) | |
409 | char *name; | |
410 | ||
411 | { | |
412 | char *end; | |
413 | ||
414 | set_pe_name (name, strtoul (optarg, &end, 0)); | |
415 | ||
416 | if (end == optarg) | |
417 | einfo (_("%P%F: invalid hex number for PE parameter '%s'\n"), optarg); | |
418 | ||
419 | optarg = end; | |
420 | } | |
421 | ||
422 | static void | |
423 | set_pe_stack_heap (resname, comname) | |
424 | char *resname; | |
425 | char *comname; | |
426 | { | |
427 | set_pe_value (resname); | |
428 | ||
429 | if (*optarg == ',') | |
430 | { | |
431 | optarg++; | |
432 | set_pe_value (comname); | |
433 | } | |
434 | else if (*optarg) | |
435 | einfo (_("%P%F: strange hex info for PE parameter '%s'\n"), optarg); | |
436 | } | |
437 | ||
438 | ||
439 | ||
440 | static int | |
441 | gld_${EMULATION_NAME}_parse_args(argc, argv) | |
442 | int argc; | |
443 | char **argv; | |
444 | { | |
445 | int longind; | |
446 | int optc; | |
447 | int prevoptind = optind; | |
448 | int prevopterr = opterr; | |
449 | int wanterror; | |
450 | static int lastoptind = -1; | |
451 | ||
452 | if (lastoptind != optind) | |
453 | opterr = 0; | |
454 | wanterror = opterr; | |
455 | ||
456 | lastoptind = optind; | |
457 | ||
458 | optc = getopt_long_only (argc, argv, "-", longopts, &longind); | |
459 | opterr = prevopterr; | |
460 | ||
461 | switch (optc) | |
462 | { | |
463 | default: | |
464 | if (wanterror) | |
465 | xexit (1); | |
466 | optind = prevoptind; | |
467 | return 0; | |
468 | ||
469 | case OPTION_BASE_FILE: | |
470 | link_info.base_file = (PTR) fopen (optarg, FOPEN_WB); | |
471 | if (link_info.base_file == NULL) | |
472 | { | |
473 | /* xgettext:c-format */ | |
474 | fprintf (stderr, _("%s: Can't open base file %s\n"), | |
475 | program_name, optarg); | |
476 | xexit (1); | |
477 | } | |
478 | break; | |
479 | ||
480 | /* PE options */ | |
481 | case OPTION_HEAP: | |
482 | set_pe_stack_heap ("__size_of_heap_reserve__", "__size_of_heap_commit__"); | |
483 | break; | |
484 | case OPTION_STACK: | |
485 | set_pe_stack_heap ("__size_of_stack_reserve__", "__size_of_stack_commit__"); | |
486 | break; | |
487 | case OPTION_SUBSYSTEM: | |
488 | set_pe_subsystem (); | |
489 | break; | |
490 | case OPTION_MAJOR_OS_VERSION: | |
491 | set_pe_value ("__major_os_version__"); | |
492 | break; | |
493 | case OPTION_MINOR_OS_VERSION: | |
494 | set_pe_value ("__minor_os_version__"); | |
495 | break; | |
496 | case OPTION_MAJOR_SUBSYSTEM_VERSION: | |
497 | set_pe_value ("__major_subsystem_version__"); | |
498 | break; | |
499 | case OPTION_MINOR_SUBSYSTEM_VERSION: | |
500 | set_pe_value ("__minor_subsystem_version__"); | |
501 | break; | |
502 | case OPTION_MAJOR_IMAGE_VERSION: | |
503 | set_pe_value ("__major_image_version__"); | |
504 | break; | |
505 | case OPTION_MINOR_IMAGE_VERSION: | |
506 | set_pe_value ("__minor_image_version__"); | |
507 | break; | |
508 | case OPTION_FILE_ALIGNMENT: | |
509 | set_pe_value ("__file_alignment__"); | |
510 | break; | |
511 | case OPTION_SECTION_ALIGNMENT: | |
512 | set_pe_value ("__section_alignment__"); | |
513 | break; | |
514 | case OPTION_DLL: | |
515 | set_pe_name ("__dll__", 1); | |
516 | break; | |
517 | case OPTION_IMAGE_BASE: | |
518 | set_pe_value ("__image_base__"); | |
519 | break; | |
520 | case OPTION_SUPPORT_OLD_CODE: | |
521 | support_old_code = 1; | |
522 | break; | |
6f798e5c NC |
523 | case OPTION_THUMB_ENTRY: |
524 | thumb_entry_symbol = optarg; | |
525 | break; | |
c6c37250 | 526 | #ifdef DLL_SUPPORT |
252b5132 RH |
527 | case OPTION_OUT_DEF: |
528 | pe_out_def_filename = xstrdup (optarg); | |
529 | break; | |
530 | case OPTION_EXPORT_ALL: | |
531 | pe_dll_export_everything = 1; | |
532 | break; | |
533 | case OPTION_EXCLUDE_SYMBOLS: | |
252b5132 | 534 | pe_dll_add_excludes (optarg); |
252b5132 RH |
535 | break; |
536 | case OPTION_KILL_ATS: | |
537 | pe_dll_kill_ats = 1; | |
538 | break; | |
539 | case OPTION_STDCALL_ALIASES: | |
540 | pe_dll_stdcall_aliases = 1; | |
541 | break; | |
542 | case OPTION_ENABLE_STDCALL_FIXUP: | |
543 | pe_enable_stdcall_fixup = 1; | |
544 | break; | |
545 | case OPTION_DISABLE_STDCALL_FIXUP: | |
546 | pe_enable_stdcall_fixup = 0; | |
547 | break; | |
548 | case OPTION_IMPLIB_FILENAME: | |
549 | pe_implib_filename = xstrdup (optarg); | |
550 | break; | |
870df5dc NC |
551 | case OPTION_WARN_DUPLICATE_EXPORTS: |
552 | pe_dll_warn_dup_exports = 1; | |
553 | break; | |
554 | case OPTION_IMP_COMPAT: | |
555 | pe_dll_compat_implib = 1; | |
556 | break; | |
5f577f7d DD |
557 | case OPTION_ENABLE_AUTO_IMAGE_BASE: |
558 | pe_enable_auto_image_base = 1; | |
559 | break; | |
560 | case OPTION_DISABLE_AUTO_IMAGE_BASE: | |
561 | pe_enable_auto_image_base = 0; | |
562 | break; | |
627427de DD |
563 | case OPTION_DLL_SEARCH_PREFIX: |
564 | pe_dll_search_prefix = xstrdup( optarg ); | |
565 | break; | |
c6c37250 | 566 | #endif |
252b5132 RH |
567 | } |
568 | return 1; | |
569 | } | |
570 | \f | |
5f577f7d | 571 | |
2ef53d66 | 572 | #ifdef DLL_SUPPORT |
5f577f7d DD |
573 | static unsigned long |
574 | strhash (const char *str) | |
575 | { | |
576 | const unsigned char *s; | |
577 | unsigned long hash; | |
578 | unsigned int c; | |
579 | unsigned int len; | |
580 | ||
581 | hash = 0; | |
582 | len = 0; | |
583 | s = (const unsigned char *) str; | |
584 | while ((c = *s++) != '\0') | |
585 | { | |
586 | hash += c + (c << 17); | |
587 | hash ^= hash >> 2; | |
588 | ++len; | |
589 | } | |
590 | hash += len + (len << 17); | |
591 | hash ^= hash >> 2; | |
592 | ||
593 | return hash; | |
594 | } | |
595 | ||
596 | /* Use the output file to create a image base for relocatable DLLs. */ | |
597 | static unsigned long | |
598 | compute_dll_image_base (const char *ofile) | |
599 | { | |
600 | unsigned long hash = strhash (ofile); | |
601 | return 0x60000000 | ((hash << 16) & 0x0FFC0000); | |
602 | } | |
2ef53d66 | 603 | #endif |
5f577f7d | 604 | |
252b5132 RH |
605 | /* Assign values to the special symbols before the linker script is |
606 | read. */ | |
607 | ||
608 | static void | |
609 | gld_${EMULATION_NAME}_set_symbols () | |
610 | { | |
611 | /* Run through and invent symbols for all the | |
612 | names and insert the defaults. */ | |
613 | int j; | |
614 | lang_statement_list_type *save; | |
615 | ||
616 | if (!init[IMAGEBASEOFF].inited) | |
617 | { | |
618 | if (link_info.relocateable) | |
619 | init[IMAGEBASEOFF].value = 0; | |
620 | else if (init[DLLOFF].value || link_info.shared) | |
2ef53d66 | 621 | #ifdef DLL_SUPPORT |
5f577f7d DD |
622 | init[IMAGEBASEOFF].value = (pe_enable_auto_image_base) ? |
623 | compute_dll_image_base (output_filename) : NT_DLL_IMAGE_BASE; | |
2ef53d66 L |
624 | #else |
625 | init[IMAGEBASEOFF].value = NT_DLL_IMAGE_BASE; | |
626 | #endif | |
252b5132 RH |
627 | else |
628 | init[IMAGEBASEOFF].value = NT_EXE_IMAGE_BASE; | |
629 | } | |
630 | ||
631 | /* Don't do any symbol assignments if this is a relocateable link. */ | |
632 | if (link_info.relocateable) | |
633 | return; | |
634 | ||
635 | /* Glue the assignments into the abs section */ | |
636 | save = stat_ptr; | |
637 | ||
638 | stat_ptr = &(abs_output_section->children); | |
639 | ||
640 | for (j = 0; init[j].ptr; j++) | |
641 | { | |
642 | long val = init[j].value; | |
643 | lang_assignment_statement_type *rv; | |
644 | rv = lang_add_assignment (exp_assop ('=' ,init[j].symbol, exp_intop (val))); | |
645 | if (init[j].size == sizeof(short)) | |
646 | *(short *)init[j].ptr = val; | |
647 | else if (init[j].size == sizeof(int)) | |
648 | *(int *)init[j].ptr = val; | |
649 | else if (init[j].size == sizeof(long)) | |
650 | *(long *)init[j].ptr = val; | |
651 | /* This might be a long long or other special type. */ | |
652 | else if (init[j].size == sizeof(bfd_vma)) | |
653 | *(bfd_vma *)init[j].ptr = val; | |
654 | else abort(); | |
655 | if (j == IMAGEBASEOFF) | |
656 | image_base_statement = rv; | |
657 | } | |
658 | /* Restore the pointer. */ | |
659 | stat_ptr = save; | |
660 | ||
661 | if (pe.FileAlignment > | |
662 | pe.SectionAlignment) | |
663 | { | |
664 | einfo (_("%P: warning, file alignment > section alignment.\n")); | |
665 | } | |
666 | } | |
667 | ||
668 | /* This is called after the linker script and the command line options | |
669 | have been read. */ | |
670 | ||
671 | static void | |
672 | gld_${EMULATION_NAME}_after_parse () | |
673 | { | |
674 | /* The Windows libraries are designed for the linker to treat the | |
675 | entry point as an undefined symbol. Otherwise, the .obj that | |
676 | defines mainCRTStartup is brought in because it is the first | |
677 | encountered in libc.lib and it has other symbols in it which will | |
678 | be pulled in by the link process. To avoid this, we act as | |
679 | though the user specified -u with the entry point symbol. | |
680 | ||
681 | This function is called after the linker script and command line | |
682 | options have been read, so at this point we know the right entry | |
683 | point. This function is called before the input files are | |
684 | opened, so registering the symbol as undefined will make a | |
685 | difference. */ | |
686 | ||
2a275620 | 687 | if (! link_info.relocateable && entry_symbol != NULL) |
252b5132 RH |
688 | ldlang_add_undef (entry_symbol); |
689 | } | |
690 | ||
2ef53d66 | 691 | #ifdef DLL_SUPPORT |
252b5132 RH |
692 | static struct bfd_link_hash_entry *pe_undef_found_sym; |
693 | ||
694 | static boolean | |
695 | pe_undef_cdecl_match (h, string) | |
696 | struct bfd_link_hash_entry *h; | |
697 | PTR string; | |
698 | { | |
699 | int sl = strlen (string); | |
700 | if (h->type == bfd_link_hash_defined | |
701 | && strncmp (h->root.string, string, sl) == 0 | |
702 | && h->root.string[sl] == '@') | |
703 | { | |
704 | pe_undef_found_sym = h; | |
705 | return false; | |
706 | } | |
707 | return true; | |
708 | } | |
709 | ||
710 | static void | |
711 | pe_fixup_stdcalls () | |
712 | { | |
713 | static int gave_warning_message = 0; | |
714 | struct bfd_link_hash_entry *undef, *sym; | |
715 | char *at; | |
716 | for (undef = link_info.hash->undefs; undef; undef=undef->next) | |
717 | if (undef->type == bfd_link_hash_undefined) | |
718 | { | |
719 | at = strchr (undef->root.string, '@'); | |
720 | if (at) | |
721 | { | |
722 | /* The symbol is a stdcall symbol, so let's look for a cdecl | |
723 | symbol with the same name and resolve to that */ | |
724 | char *cname = xstrdup (undef->root.string); | |
725 | at = strchr (cname, '@'); | |
726 | *at = 0; | |
727 | sym = bfd_link_hash_lookup (link_info.hash, cname, 0, 0, 1); | |
728 | if (sym && sym->type == bfd_link_hash_defined) | |
729 | { | |
730 | undef->type = bfd_link_hash_defined; | |
731 | undef->u.def.value = sym->u.def.value; | |
732 | undef->u.def.section = sym->u.def.section; | |
733 | if (pe_enable_stdcall_fixup == -1) | |
734 | { | |
735 | einfo (_("Warning: resolving %s by linking to %s\n"), | |
736 | undef->root.string, cname); | |
737 | if (! gave_warning_message) | |
738 | { | |
739 | gave_warning_message = 1; | |
740 | einfo(_("Use --enable-stdcall-fixup to disable these warnings\n")); | |
741 | einfo(_("Use --disable-stdcall-fixup to disable these fixups\n")); | |
742 | } | |
743 | } | |
744 | } | |
745 | } | |
746 | else | |
747 | { | |
748 | /* The symbol is a cdecl symbol, so we look for stdcall | |
749 | symbols - which means scanning the whole symbol table */ | |
750 | pe_undef_found_sym = 0; | |
751 | bfd_link_hash_traverse (link_info.hash, pe_undef_cdecl_match, | |
752 | (PTR) undef->root.string); | |
753 | sym = pe_undef_found_sym; | |
754 | if (sym) | |
755 | { | |
756 | undef->type = bfd_link_hash_defined; | |
757 | undef->u.def.value = sym->u.def.value; | |
758 | undef->u.def.section = sym->u.def.section; | |
759 | if (pe_enable_stdcall_fixup == -1) | |
760 | { | |
761 | einfo (_("Warning: resolving %s by linking to %s\n"), | |
762 | undef->root.string, sym->root.string); | |
763 | if (! gave_warning_message) | |
764 | { | |
765 | gave_warning_message = 1; | |
766 | einfo(_("Use --enable-stdcall-fixup to disable these warnings\n")); | |
767 | einfo(_("Use --disable-stdcall-fixup to disable these fixups\n")); | |
768 | } | |
769 | } | |
770 | } | |
771 | } | |
772 | } | |
773 | } | |
f0c87f88 | 774 | #endif /* DLL_SUPPORT */ |
252b5132 RH |
775 | |
776 | static void | |
777 | gld_${EMULATION_NAME}_after_open () | |
778 | { | |
779 | /* Pass the wacky PE command line options into the output bfd. | |
780 | FIXME: This should be done via a function, rather than by | |
781 | including an internal BFD header. */ | |
782 | ||
783 | if (!coff_data (output_bfd)->pe) | |
784 | einfo (_("%F%P: PE operations on non PE file.\n")); | |
785 | ||
786 | pe_data (output_bfd)->pe_opthdr = pe; | |
787 | pe_data (output_bfd)->dll = init[DLLOFF].value; | |
788 | ||
c6c37250 | 789 | #ifdef DLL_SUPPORT |
252b5132 RH |
790 | if (pe_enable_stdcall_fixup) /* -1=warn or 1=disable */ |
791 | pe_fixup_stdcalls (); | |
792 | ||
793 | pe_process_import_defs(output_bfd, &link_info); | |
794 | if (link_info.shared) | |
795 | pe_dll_build_sections (output_bfd, &link_info); | |
344a211f NC |
796 | |
797 | #ifndef TARGET_IS_i386pe | |
798 | #ifndef TARGET_IS_armpe | |
799 | else | |
800 | pe_exe_build_sections (output_bfd, &link_info); | |
801 | #endif | |
802 | #endif | |
252b5132 RH |
803 | #endif |
804 | ||
626e0105 | 805 | #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) |
f11523b0 NC |
806 | if (strstr (bfd_get_target (output_bfd), "arm") == NULL) |
807 | { | |
808 | /* The arm backend needs special fields in the output hash structure. | |
809 | These will only be created if the output format is an arm format, | |
810 | hence we do not support linking and changing output formats at the | |
811 | same time. Use a link followed by objcopy to change output formats. */ | |
812 | einfo ("%F%X%P: error: cannot change output format whilst linking ARM binaries\n"); | |
813 | return; | |
814 | } | |
252b5132 RH |
815 | { |
816 | /* Find a BFD that can hold the interworking stubs. */ | |
817 | LANG_FOR_EACH_INPUT_STATEMENT (is) | |
818 | { | |
46d23b7c | 819 | if (bfd_arm_pe_get_bfd_for_interworking (is->the_bfd, & link_info)) |
252b5132 RH |
820 | break; |
821 | } | |
822 | } | |
823 | #endif | |
c6c37250 | 824 | |
486e80e2 | 825 | { |
486e80e2 DD |
826 | /* This next chunk of code tries to detect the case where you have |
827 | two import libraries for the same DLL (specifically, | |
828 | symbolically linking libm.a and libc.a in cygwin to | |
829 | libcygwin.a). In those cases, it's possible for function | |
830 | thunks from the second implib to be used but without the | |
831 | head/tail objects, causing an improper import table. We detect | |
832 | those cases and rename the "other" import libraries to match | |
833 | the one the head/tail come from, so that the linker will sort | |
834 | things nicely and produce a valid import table. */ | |
835 | ||
836 | LANG_FOR_EACH_INPUT_STATEMENT (is) | |
837 | { | |
838 | if (is->the_bfd->my_archive) | |
839 | { | |
840 | int idata2 = 0, reloc_count=0, is_imp = 0; | |
841 | asection *sec; | |
6e45556a NC |
842 | |
843 | /* See if this is an import library thunk. */ | |
486e80e2 DD |
844 | for (sec = is->the_bfd->sections; sec; sec = sec->next) |
845 | { | |
846 | if (strcmp (sec->name, ".idata\$2") == 0) | |
847 | idata2 = 1; | |
848 | if (strncmp (sec->name, ".idata\$", 7) == 0) | |
849 | is_imp = 1; | |
850 | reloc_count += sec->reloc_count; | |
851 | } | |
6e45556a | 852 | |
486e80e2 DD |
853 | if (is_imp && !idata2 && reloc_count) |
854 | { | |
6e45556a NC |
855 | /* It is, look for the reference to head and see if it's |
856 | from our own library. */ | |
486e80e2 DD |
857 | for (sec = is->the_bfd->sections; sec; sec = sec->next) |
858 | { | |
859 | int i; | |
6e45556a NC |
860 | long symsize; |
861 | long relsize; | |
102c86f8 | 862 | asymbol **symbols; |
102c86f8 NC |
863 | arelent **relocs; |
864 | int nrelocs; | |
865 | ||
866 | symsize = bfd_get_symtab_upper_bound (is->the_bfd); | |
6e45556a NC |
867 | if (symsize < 1) |
868 | break; | |
102c86f8 | 869 | relsize = bfd_get_reloc_upper_bound (is->the_bfd, sec); |
6e45556a NC |
870 | if (relsize < 1) |
871 | break; | |
872 | ||
873 | symbols = (asymbol **) xmalloc (symsize); | |
874 | symsize = bfd_canonicalize_symtab (is->the_bfd, symbols); | |
875 | if (symsize < 0) | |
876 | { | |
877 | einfo ("%X%P: unable to process symbols: %E"); | |
878 | return; | |
879 | } | |
880 | ||
102c86f8 NC |
881 | relocs = (arelent **) xmalloc ((size_t) relsize); |
882 | nrelocs = bfd_canonicalize_reloc (is->the_bfd, sec, | |
486e80e2 | 883 | relocs, symbols); |
6e45556a NC |
884 | if (nrelocs < 0) |
885 | { | |
886 | free (relocs); | |
887 | einfo ("%X%P: unable to process relocs: %E"); | |
888 | return; | |
889 | } | |
890 | ||
891 | for (i = 0; i < nrelocs; i++) | |
486e80e2 DD |
892 | { |
893 | struct symbol_cache_entry *s; | |
6e45556a NC |
894 | struct bfd_link_hash_entry * blhe; |
895 | bfd *other_bfd; | |
896 | char *n; | |
897 | ||
486e80e2 | 898 | s = (relocs[i]->sym_ptr_ptr)[0]; |
6e45556a NC |
899 | |
900 | if (s->flags & BSF_LOCAL) | |
901 | continue; | |
902 | ||
903 | /* Thunk section with reloc to another bfd. */ | |
904 | blhe = bfd_link_hash_lookup (link_info.hash, | |
905 | s->name, | |
906 | false, false, true); | |
907 | ||
908 | if (blhe == NULL | |
909 | || blhe->type != bfd_link_hash_defined) | |
910 | continue; | |
911 | ||
912 | other_bfd = blhe->u.def.section->owner; | |
913 | ||
914 | if (strcmp (is->the_bfd->my_archive->filename, | |
915 | other_bfd->my_archive->filename) == 0) | |
916 | continue; | |
917 | ||
918 | /* Rename this implib to match the other. */ | |
919 | n = (char *) xmalloc (strlen (other_bfd->my_archive->filename) + 1); | |
920 | ||
921 | strcpy (n, other_bfd->my_archive->filename); | |
922 | ||
923 | is->the_bfd->my_archive->filename = n; | |
486e80e2 DD |
924 | } |
925 | ||
926 | free (relocs); | |
6e45556a NC |
927 | /* Note - we do not free the symbols, |
928 | they are now cached in the BFD. */ | |
486e80e2 DD |
929 | } |
930 | } | |
931 | } | |
932 | } | |
933 | } | |
934 | ||
c6c37250 | 935 | { |
f0c87f88 | 936 | int is_ms_arch = 0; |
1069dd8d | 937 | bfd *cur_arch = 0; |
c6c37250 | 938 | lang_input_statement_type *is2; |
1069dd8d | 939 | |
c6c37250 DD |
940 | /* Careful - this is a shell script. Watch those dollar signs! */ |
941 | /* Microsoft import libraries have every member named the same, | |
942 | and not in the right order for us to link them correctly. We | |
943 | must detect these and rename the members so that they'll link | |
944 | correctly. There are three types of objects: the head, the | |
945 | thunks, and the sentinel(s). The head is easy; it's the one | |
946 | with idata2. We assume that the sentinels won't have relocs, | |
947 | and the thunks will. It's easier than checking the symbol | |
1069dd8d | 948 | table for external references. */ |
c6c37250 DD |
949 | LANG_FOR_EACH_INPUT_STATEMENT (is) |
950 | { | |
951 | if (is->the_bfd->my_archive) | |
952 | { | |
953 | bfd *arch = is->the_bfd->my_archive; | |
954 | if (cur_arch != arch) | |
955 | { | |
956 | cur_arch = arch; | |
957 | is_ms_arch = 1; | |
958 | for (is2 = is; | |
959 | is2 && is2->the_bfd->my_archive == arch; | |
960 | is2 = (lang_input_statement_type *)is2->next) | |
961 | { | |
962 | if (strcmp (is->the_bfd->filename, is2->the_bfd->filename)) | |
963 | is_ms_arch = 0; | |
964 | } | |
965 | } | |
966 | ||
967 | if (is_ms_arch) | |
968 | { | |
1069dd8d | 969 | int idata2 = 0, reloc_count=0; |
c6c37250 DD |
970 | asection *sec; |
971 | char *new_name, seq; | |
1069dd8d | 972 | |
c6c37250 DD |
973 | for (sec = is->the_bfd->sections; sec; sec = sec->next) |
974 | { | |
975 | if (strcmp (sec->name, ".idata\$2") == 0) | |
976 | idata2 = 1; | |
977 | reloc_count += sec->reloc_count; | |
978 | } | |
979 | ||
980 | if (idata2) /* .idata2 is the TOC */ | |
981 | seq = 'a'; | |
982 | else if (reloc_count > 0) /* thunks */ | |
983 | seq = 'b'; | |
984 | else /* sentinel */ | |
985 | seq = 'c'; | |
986 | ||
e4e24acb | 987 | new_name = xmalloc (strlen (is->the_bfd->filename) + 3); |
c6c37250 DD |
988 | sprintf (new_name, "%s.%c", is->the_bfd->filename, seq); |
989 | is->the_bfd->filename = new_name; | |
990 | ||
690a460e | 991 | new_name = xmalloc (strlen (is->filename) + 3); |
c6c37250 DD |
992 | sprintf (new_name, "%s.%c", is->filename, seq); |
993 | is->filename = new_name; | |
994 | } | |
995 | } | |
996 | } | |
997 | } | |
252b5132 RH |
998 | } |
999 | \f | |
1000 | static void | |
1001 | gld_${EMULATION_NAME}_before_allocation() | |
1002 | { | |
1003 | #ifdef TARGET_IS_ppcpe | |
1004 | /* Here we rummage through the found bfds to collect toc information */ | |
1005 | { | |
1006 | LANG_FOR_EACH_INPUT_STATEMENT (is) | |
1007 | { | |
1008 | if (!ppc_process_before_allocation (is->the_bfd, &link_info)) | |
1009 | { | |
1010 | /* xgettext:c-format */ | |
1011 | einfo (_("Errors encountered processing file %s\n"), is->filename); | |
1012 | } | |
1013 | } | |
1014 | } | |
1015 | ||
1016 | /* We have seen it all. Allocate it, and carry on */ | |
1017 | ppc_allocate_toc_section (&link_info); | |
1018 | #endif /* TARGET_IS_ppcpe */ | |
1019 | ||
626e0105 | 1020 | #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) |
252b5132 RH |
1021 | /* FIXME: we should be able to set the size of the interworking stub |
1022 | section. | |
1023 | ||
1024 | Here we rummage through the found bfds to collect glue | |
1025 | information. FIXME: should this be based on a command line | |
1026 | option? krk@cygnus.com */ | |
1027 | { | |
1028 | LANG_FOR_EACH_INPUT_STATEMENT (is) | |
1029 | { | |
46d23b7c | 1030 | if (! bfd_arm_pe_process_before_allocation |
252b5132 RH |
1031 | (is->the_bfd, & link_info, support_old_code)) |
1032 | { | |
1033 | /* xgettext:c-format */ | |
1034 | einfo (_("Errors encountered processing file %s for interworking"), | |
1035 | is->filename); | |
1036 | } | |
1037 | } | |
1038 | } | |
1039 | ||
1040 | /* We have seen it all. Allocate it, and carry on */ | |
46d23b7c | 1041 | bfd_arm_pe_allocate_interworking_sections (& link_info); |
252b5132 RH |
1042 | #endif /* TARGET_IS_armpe */ |
1043 | } | |
1044 | \f | |
690a460e | 1045 | #ifdef DLL_SUPPORT |
252b5132 RH |
1046 | /* This is called when an input file isn't recognized as a BFD. We |
1047 | check here for .DEF files and pull them in automatically. */ | |
690a460e | 1048 | |
252b5132 RH |
1049 | static int |
1050 | saw_option(char *option) | |
1051 | { | |
1052 | int i; | |
1053 | for (i=0; init[i].ptr; i++) | |
1054 | if (strcmp (init[i].symbol, option) == 0) | |
1055 | return init[i].inited; | |
1056 | return 0; | |
1057 | } | |
690a460e | 1058 | #endif /* DLL_SUPPORT */ |
252b5132 RH |
1059 | |
1060 | static boolean | |
1061 | gld_${EMULATION_NAME}_unrecognized_file(entry) | |
f0c87f88 | 1062 | lang_input_statement_type *entry ATTRIBUTE_UNUSED; |
252b5132 | 1063 | { |
c6c37250 | 1064 | #ifdef DLL_SUPPORT |
252b5132 RH |
1065 | const char *ext = entry->filename + strlen (entry->filename) - 4; |
1066 | ||
1067 | if (strcmp (ext, ".def") == 0 || strcmp (ext, ".DEF") == 0) | |
1068 | { | |
1069 | if (pe_def_file == 0) | |
1070 | pe_def_file = def_file_empty (); | |
1071 | def_file_parse (entry->filename, pe_def_file); | |
1072 | if (pe_def_file) | |
1073 | { | |
1074 | int i, buflen=0, len; | |
1075 | char *buf; | |
1076 | for (i=0; i<pe_def_file->num_exports; i++) | |
1077 | { | |
1078 | len = strlen(pe_def_file->exports[i].internal_name); | |
1079 | if (buflen < len+2) | |
1080 | buflen = len+2; | |
1081 | } | |
1082 | buf = (char *) xmalloc (buflen); | |
1083 | for (i=0; i<pe_def_file->num_exports; i++) | |
1084 | { | |
1085 | struct bfd_link_hash_entry *h; | |
1086 | sprintf(buf, "_%s", pe_def_file->exports[i].internal_name); | |
1087 | ||
1088 | h = bfd_link_hash_lookup (link_info.hash, buf, true, true, true); | |
1089 | if (h == (struct bfd_link_hash_entry *) NULL) | |
1090 | einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n")); | |
1091 | if (h->type == bfd_link_hash_new) | |
1092 | { | |
1093 | h->type = bfd_link_hash_undefined; | |
1094 | h->u.undef.abfd = NULL; | |
1095 | bfd_link_add_undef (link_info.hash, h); | |
1096 | } | |
1097 | } | |
1098 | free (buf); | |
1099 | ||
1100 | /* def_file_print (stdout, pe_def_file); */ | |
1101 | if (pe_def_file->is_dll == 1) | |
1102 | link_info.shared = 1; | |
1103 | ||
1104 | if (pe_def_file->base_address != (bfd_vma)(-1)) | |
1105 | { | |
1106 | pe.ImageBase = | |
1107 | pe_data (output_bfd)->pe_opthdr.ImageBase = | |
1108 | init[IMAGEBASEOFF].value = pe_def_file->base_address; | |
1109 | init[IMAGEBASEOFF].inited = 1; | |
1110 | if (image_base_statement) | |
1111 | image_base_statement->exp = | |
1112 | exp_assop ('=', "__image_base__", exp_intop (pe.ImageBase)); | |
1113 | } | |
1114 | ||
1115 | #if 0 | |
1116 | /* Not sure if these *should* be set */ | |
1117 | if (pe_def_file->version_major != -1) | |
1118 | { | |
1119 | pe.MajorImageVersion = pe_def_file->version_major; | |
1120 | pe.MinorImageVersion = pe_def_file->version_minor; | |
1121 | } | |
1122 | #endif | |
1123 | if (pe_def_file->stack_reserve != -1 | |
1124 | && ! saw_option ("__size_of_stack_reserve__")) | |
1125 | { | |
1126 | pe.SizeOfStackReserve = pe_def_file->stack_reserve; | |
1127 | if (pe_def_file->stack_commit != -1) | |
1128 | pe.SizeOfStackCommit = pe_def_file->stack_commit; | |
1129 | } | |
1130 | if (pe_def_file->heap_reserve != -1 | |
1131 | && ! saw_option ("__size_of_heap_reserve__")) | |
1132 | { | |
1133 | pe.SizeOfHeapReserve = pe_def_file->heap_reserve; | |
1134 | if (pe_def_file->heap_commit != -1) | |
1135 | pe.SizeOfHeapCommit = pe_def_file->heap_commit; | |
1136 | } | |
1137 | return true; | |
1138 | } | |
1139 | } | |
1140 | #endif | |
1141 | return false; | |
1142 | ||
1143 | } | |
1144 | ||
1145 | static boolean | |
1146 | gld_${EMULATION_NAME}_recognized_file(entry) | |
f0c87f88 | 1147 | lang_input_statement_type *entry ATTRIBUTE_UNUSED; |
252b5132 | 1148 | { |
c6c37250 | 1149 | #ifdef DLL_SUPPORT |
252b5132 | 1150 | #ifdef TARGET_IS_i386pe |
c6c37250 | 1151 | pe_dll_id_target ("pei-i386"); |
344a211f NC |
1152 | #endif |
1153 | #ifdef TARGET_IS_shpe | |
1154 | pe_dll_id_target ("pei-shl"); | |
1155 | #endif | |
1156 | #ifdef TARGET_IS_mipspe | |
1157 | pe_dll_id_target ("pei-mips"); | |
1158 | #endif | |
1159 | #ifdef TARGET_IS_armpe | |
1160 | pe_dll_id_target ("pei-arm-little"); | |
c6c37250 | 1161 | #endif |
252b5132 RH |
1162 | if (bfd_get_format (entry->the_bfd) == bfd_object) |
1163 | { | |
1164 | const char *ext = entry->filename + strlen (entry->filename) - 4; | |
1165 | if (strcmp (ext, ".dll") == 0 || strcmp (ext, ".DLL") == 0) | |
1166 | return pe_implied_import_dll (entry->filename); | |
1167 | } | |
1168 | #endif | |
1169 | return false; | |
1170 | } | |
1171 | ||
1172 | static void | |
1173 | gld_${EMULATION_NAME}_finish () | |
1174 | { | |
6f798e5c NC |
1175 | #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) |
1176 | struct bfd_link_hash_entry * h; | |
1177 | ||
1178 | if (thumb_entry_symbol != NULL) | |
1179 | { | |
1180 | h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol, false, false, true); | |
1181 | ||
1182 | if (h != (struct bfd_link_hash_entry *) NULL | |
1183 | && (h->type == bfd_link_hash_defined | |
1184 | || h->type == bfd_link_hash_defweak) | |
1185 | && h->u.def.section->output_section != NULL) | |
1186 | { | |
1187 | static char buffer[32]; | |
1188 | bfd_vma val; | |
1189 | ||
1190 | /* Special procesing is required for a Thumb entry symbol. The | |
1191 | bottom bit of its address must be set. */ | |
1192 | val = (h->u.def.value | |
1193 | + bfd_get_section_vma (output_bfd, | |
1194 | h->u.def.section->output_section) | |
1195 | + h->u.def.section->output_offset); | |
1196 | ||
1197 | val |= 1; | |
1198 | ||
1199 | /* Now convert this value into a string and store it in entry_symbol | |
1200 | where the lang_finish() function will pick it up. */ | |
1201 | buffer[0] = '0'; | |
1202 | buffer[1] = 'x'; | |
1203 | ||
1204 | sprintf_vma (buffer + 2, val); | |
1205 | ||
1206 | if (entry_symbol != NULL && entry_from_cmdline) | |
1207 | einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"), | |
1208 | thumb_entry_symbol, entry_symbol); | |
1209 | entry_symbol = buffer; | |
1210 | } | |
1211 | else | |
1212 | einfo (_("%P: warning: connot find thumb start symbol %s\n"), thumb_entry_symbol); | |
1213 | } | |
1214 | #endif /* defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) */ | |
1215 | ||
c6c37250 | 1216 | #ifdef DLL_SUPPORT |
252b5132 RH |
1217 | if (link_info.shared) |
1218 | { | |
1219 | pe_dll_fill_sections (output_bfd, &link_info); | |
1220 | if (pe_implib_filename) | |
1221 | pe_dll_generate_implib (pe_def_file, pe_implib_filename); | |
1222 | } | |
344a211f | 1223 | #if defined(TARGET_IS_shpe) || defined(TARGET_IS_mipspe) |
690a460e | 1224 | /* ARM doesn't need relocs. */ |
344a211f NC |
1225 | else |
1226 | { | |
1227 | pe_exe_fill_sections (output_bfd, &link_info); | |
1228 | } | |
1229 | #endif | |
1230 | ||
252b5132 RH |
1231 | if (pe_out_def_filename) |
1232 | pe_dll_generate_def_file (pe_out_def_filename); | |
690a460e | 1233 | #endif /* DLL_SUPPORT */ |
252b5132 RH |
1234 | } |
1235 | ||
1236 | \f | |
1237 | /* Place an orphan section. | |
1238 | ||
1239 | We use this to put sections in a reasonable place in the file, and | |
1240 | to ensure that they are aligned as required. | |
1241 | ||
1242 | We handle grouped sections here as well. A section named .foo$nn | |
1243 | goes into the output section .foo. All grouped sections are sorted | |
1244 | by name. | |
1245 | ||
1246 | Grouped sections for the default sections are handled by the | |
1247 | default linker script using wildcards, and are sorted by | |
1248 | sort_sections. */ | |
1249 | ||
6a345e87 AM |
1250 | struct orphan_save |
1251 | { | |
1252 | lang_output_section_statement_type *os; | |
5ba47421 | 1253 | asection **section; |
6a345e87 AM |
1254 | lang_statement_union_type **stmt; |
1255 | }; | |
252b5132 RH |
1256 | |
1257 | /*ARGSUSED*/ | |
1258 | static boolean | |
1259 | gld_${EMULATION_NAME}_place_orphan (file, s) | |
1260 | lang_input_statement_type *file; | |
1261 | asection *s; | |
1262 | { | |
1263 | const char *secname; | |
aea4bd9d | 1264 | char *hold_section_name; |
f0c87f88 | 1265 | char *dollar = NULL; |
2e418547 | 1266 | const char *ps = NULL; |
aea4bd9d | 1267 | lang_output_section_statement_type *os; |
5ba47421 | 1268 | lang_statement_list_type add_child; |
252b5132 | 1269 | |
252b5132 RH |
1270 | secname = bfd_get_section_name (s->owner, s); |
1271 | ||
1272 | /* Look through the script to see where to place this section. */ | |
1273 | ||
252b5132 | 1274 | hold_section_name = xstrdup (secname); |
6eec49fc DD |
1275 | if (!link_info.relocateable) |
1276 | { | |
1277 | dollar = strchr (hold_section_name, '$'); | |
1278 | if (dollar != NULL) | |
1279 | *dollar = '\0'; | |
1280 | } | |
252b5132 | 1281 | |
aea4bd9d | 1282 | os = lang_output_section_find (hold_section_name); |
252b5132 | 1283 | |
5ba47421 AM |
1284 | lang_list_init (&add_child); |
1285 | ||
aea4bd9d AM |
1286 | if (os != NULL |
1287 | && os->bfd_section != NULL | |
1288 | && ((s->flags ^ os->bfd_section->flags) & (SEC_LOAD | SEC_ALLOC)) == 0) | |
5ba47421 | 1289 | { |
aea4bd9d | 1290 | wild_doit (&add_child, s, os, file); |
5ba47421 AM |
1291 | } |
1292 | else | |
252b5132 | 1293 | { |
6a345e87 | 1294 | struct orphan_save *place; |
aea4bd9d AM |
1295 | static struct orphan_save hold_text; |
1296 | static struct orphan_save hold_rdata; | |
1297 | static struct orphan_save hold_data; | |
1298 | static struct orphan_save hold_bss; | |
252b5132 | 1299 | char *outsecname; |
252b5132 RH |
1300 | lang_statement_list_type *old; |
1301 | lang_statement_list_type add; | |
1302 | etree_type *address; | |
1303 | ||
1304 | /* Try to put the new output section in a reasonable place based | |
1305 | on the section name and section flags. */ | |
aea4bd9d AM |
1306 | #define HAVE_SECTION(hold, name) \ |
1307 | (hold.os != NULL || (hold.os = lang_output_section_find (name)) != NULL) | |
1308 | ||
252b5132 | 1309 | place = NULL; |
5ba47421 AM |
1310 | if ((s->flags & SEC_ALLOC) == 0) |
1311 | ; | |
1312 | else if ((s->flags & SEC_HAS_CONTENTS) == 0 | |
aea4bd9d | 1313 | && HAVE_SECTION (hold_bss, ".bss")) |
6a345e87 | 1314 | place = &hold_bss; |
252b5132 | 1315 | else if ((s->flags & SEC_READONLY) == 0 |
aea4bd9d | 1316 | && HAVE_SECTION (hold_data, ".data")) |
6a345e87 | 1317 | place = &hold_data; |
252b5132 RH |
1318 | else if ((s->flags & SEC_CODE) == 0 |
1319 | && (s->flags & SEC_READONLY) != 0 | |
aea4bd9d | 1320 | && HAVE_SECTION (hold_rdata, ".rdata")) |
6a345e87 | 1321 | place = &hold_rdata; |
252b5132 | 1322 | else if ((s->flags & SEC_READONLY) != 0 |
aea4bd9d | 1323 | && HAVE_SECTION (hold_text, ".text")) |
6a345e87 | 1324 | place = &hold_text; |
252b5132 | 1325 | |
aea4bd9d AM |
1326 | #undef HAVE_SECTION |
1327 | ||
252b5132 RH |
1328 | /* Choose a unique name for the section. This will be needed if |
1329 | the same section name appears in the input file with | |
1330 | different loadable or allocateable characteristics. */ | |
1331 | outsecname = xstrdup (hold_section_name); | |
1332 | if (bfd_get_section_by_name (output_bfd, outsecname) != NULL) | |
1333 | { | |
1334 | unsigned int len; | |
1335 | char *newname; | |
1336 | unsigned int i; | |
1337 | ||
1338 | len = strlen (outsecname); | |
1339 | newname = xmalloc (len + 5); | |
1340 | strcpy (newname, outsecname); | |
1341 | i = 0; | |
1342 | do | |
1343 | { | |
1344 | sprintf (newname + len, "%d", i); | |
1345 | ++i; | |
1346 | } | |
1347 | while (bfd_get_section_by_name (output_bfd, newname) != NULL); | |
1348 | ||
1349 | free (outsecname); | |
1350 | outsecname = newname; | |
1351 | } | |
1352 | ||
252b5132 RH |
1353 | /* Start building a list of statements for this section. */ |
1354 | old = stat_ptr; | |
1355 | stat_ptr = &add; | |
1356 | lang_list_init (stat_ptr); | |
1357 | ||
2e418547 PB |
1358 | if (config.build_constructors) |
1359 | { | |
1360 | /* If the name of the section is representable in C, then create | |
1361 | symbols to mark the start and the end of the section. */ | |
1362 | for (ps = outsecname; *ps != '\0'; ps++) | |
1363 | if (! isalnum ((unsigned char) *ps) && *ps != '_') | |
1364 | break; | |
1365 | if (*ps == '\0') | |
1366 | { | |
1367 | char *symname; | |
1368 | etree_type *e_align; | |
1369 | ||
1370 | symname = (char *) xmalloc (ps - outsecname + sizeof "___start_"); | |
1371 | sprintf (symname, "___start_%s", outsecname); | |
1372 | e_align = exp_unop (ALIGN_K, | |
1373 | exp_intop ((bfd_vma) 1 << s->alignment_power)); | |
1374 | lang_add_assignment (exp_assop ('=', symname, e_align)); | |
1375 | } | |
1376 | } | |
1377 | ||
01cc8ff8 AM |
1378 | if (link_info.relocateable || (s->flags & (SEC_LOAD | SEC_ALLOC)) == 0) |
1379 | address = exp_intop ((bfd_vma) 0); | |
252b5132 RH |
1380 | else |
1381 | { | |
1382 | /* All sections in an executable must be aligned to a page | |
1383 | boundary. */ | |
1384 | address = exp_unop (ALIGN_K, | |
1385 | exp_nameop (NAME, "__section_alignment__")); | |
1386 | } | |
1387 | ||
aea4bd9d AM |
1388 | os = lang_enter_output_section_statement (outsecname, address, 0, |
1389 | (bfd_vma) 0, | |
1390 | (etree_type *) NULL, | |
1391 | (etree_type *) NULL, | |
1392 | (etree_type *) NULL); | |
252b5132 | 1393 | |
aea4bd9d | 1394 | wild_doit (&add_child, s, os, file); |
252b5132 RH |
1395 | |
1396 | lang_leave_output_section_statement | |
1397 | ((bfd_vma) 0, "*default*", | |
aea4bd9d | 1398 | (struct lang_output_section_phdr_list *) NULL, "*default*"); |
252b5132 | 1399 | |
2e418547 PB |
1400 | if (config.build_constructors && *ps == '\0') |
1401 | { | |
1402 | char *symname; | |
1403 | ||
1404 | /* lang_leave_ouput_section_statement resets stat_ptr. Put | |
1405 | stat_ptr back where we want it. */ | |
1406 | if (place != NULL) | |
1407 | stat_ptr = &add; | |
1408 | ||
1409 | symname = (char *) xmalloc (ps - outsecname + sizeof "___stop_"); | |
1410 | sprintf (symname, "___stop_%s", outsecname); | |
1411 | lang_add_assignment (exp_assop ('=', symname, | |
1412 | exp_nameop (NAME, "."))); | |
1413 | } | |
1414 | ||
5ba47421 AM |
1415 | stat_ptr = old; |
1416 | ||
252b5132 RH |
1417 | if (place != NULL) |
1418 | { | |
5ba47421 AM |
1419 | asection *snew, **pps; |
1420 | ||
aea4bd9d | 1421 | snew = os->bfd_section; |
5ba47421 AM |
1422 | if (place->os->bfd_section != NULL || place->section != NULL) |
1423 | { | |
1424 | /* Shuffle the section to make the output file look neater. */ | |
1425 | if (place->section == NULL) | |
1426 | { | |
1427 | #if 0 | |
1428 | /* Finding the end of the list is a little tricky. We | |
1429 | make a wild stab at it by comparing section flags. */ | |
1430 | flagword first_flags = place->os->bfd_section->flags; | |
1431 | for (pps = &place->os->bfd_section->next; | |
1432 | *pps != NULL && (*pps)->flags == first_flags; | |
1433 | pps = &(*pps)->next) | |
1434 | ; | |
1435 | place->section = pps; | |
1436 | #else | |
1437 | /* Put orphans after the first section on the list. */ | |
1438 | place->section = &place->os->bfd_section->next; | |
1439 | #endif | |
1440 | } | |
1441 | ||
1442 | /* Unlink the section. */ | |
1443 | for (pps = &output_bfd->sections; *pps != snew; pps = &(*pps)->next) | |
1444 | ; | |
1445 | *pps = snew->next; | |
1446 | ||
1447 | /* Now tack it on to the "place->os" section list. */ | |
1448 | snew->next = *place->section; | |
1449 | *place->section = snew; | |
1450 | } | |
1451 | place->section = &snew->next; /* Save the end of this list. */ | |
1452 | ||
1453 | if (place->stmt == NULL) | |
6a345e87 AM |
1454 | { |
1455 | /* Put the new statement list right at the head. */ | |
1456 | *add.tail = place->os->header.next; | |
1457 | place->os->header.next = add.head; | |
1458 | } | |
1459 | else | |
1460 | { | |
1461 | /* Put it after the last orphan statement we added. */ | |
1462 | *add.tail = *place->stmt; | |
1463 | *place->stmt = add.head; | |
1464 | } | |
1465 | place->stmt = add.tail; /* Save the end of this list. */ | |
252b5132 | 1466 | } |
252b5132 RH |
1467 | } |
1468 | ||
5ba47421 | 1469 | { |
aea4bd9d | 1470 | lang_statement_union_type **pl = &os->children.head; |
252b5132 | 1471 | |
5ba47421 AM |
1472 | if (dollar != NULL) |
1473 | { | |
1474 | boolean found_dollar; | |
252b5132 | 1475 | |
5ba47421 AM |
1476 | /* The section name has a '$'. Sort it with the other '$' |
1477 | sections. */ | |
252b5132 | 1478 | |
5ba47421 AM |
1479 | found_dollar = false; |
1480 | for ( ; *pl != NULL; pl = &(*pl)->next) | |
1481 | { | |
1482 | lang_input_section_type *ls; | |
1483 | const char *lname; | |
252b5132 | 1484 | |
5ba47421 AM |
1485 | if ((*pl)->header.type != lang_input_section_enum) |
1486 | continue; | |
252b5132 | 1487 | |
5ba47421 | 1488 | ls = &(*pl)->input_section; |
252b5132 | 1489 | |
5ba47421 AM |
1490 | lname = bfd_get_section_name (ls->ifile->the_bfd, ls->section); |
1491 | if (strchr (lname, '$') == NULL) | |
1492 | { | |
1493 | if (found_dollar) | |
1494 | break; | |
1495 | } | |
1496 | else | |
1497 | { | |
1498 | found_dollar = true; | |
1499 | if (strcmp (secname, lname) < 0) | |
1500 | break; | |
1501 | } | |
1502 | } | |
1503 | } | |
1504 | ||
1505 | if (add_child.head != NULL) | |
1506 | { | |
1507 | add_child.head->next = *pl; | |
1508 | *pl = add_child.head; | |
1509 | } | |
1510 | } | |
252b5132 RH |
1511 | |
1512 | free (hold_section_name); | |
1513 | ||
1514 | return true; | |
1515 | } | |
1516 | ||
690a460e NC |
1517 | static boolean |
1518 | gld_${EMULATION_NAME}_open_dynamic_archive (arch, search, entry) | |
2ef53d66 | 1519 | const char * arch ATTRIBUTE_UNUSED; |
690a460e NC |
1520 | search_dirs_type * search; |
1521 | lang_input_statement_type * entry; | |
1522 | { | |
1523 | const char * filename; | |
1524 | char * string; | |
1525 | ||
1526 | if (! entry->is_archive) | |
1527 | return false; | |
1528 | ||
1529 | filename = entry->filename; | |
1530 | ||
1531 | string = (char *) xmalloc (strlen (search->name) | |
1532 | + strlen (filename) | |
602e90d3 | 1533 | + sizeof "/lib.a.dll" |
b9a69188 NC |
1534 | #ifdef DLL_SUPPORT |
1535 | + (pe_dll_search_prefix ? strlen (pe_dll_search_prefix) : 0) | |
1536 | #endif | |
690a460e NC |
1537 | + 1); |
1538 | ||
602e90d3 DD |
1539 | /* Try "libfoo.dll.a" first (preferred explicit import library for dll's */ |
1540 | sprintf (string, "%s/lib%s.dll.a", search->name, filename); | |
690a460e NC |
1541 | |
1542 | if (! ldfile_try_open_bfd (string, entry)) | |
1543 | { | |
602e90d3 DD |
1544 | /* Try "foo.dll.a" next (alternate explicit import library for dll's */ |
1545 | sprintf (string, "%s/%s.dll.a", search->name, filename); | |
690a460e NC |
1546 | if (! ldfile_try_open_bfd (string, entry)) |
1547 | { | |
0ad8cf4c DD |
1548 | /* |
1549 | Try libfoo.a next. Normally, this would be interpreted as a static | |
1550 | library, but it *could* be an import library. For backwards compatibility, | |
1551 | libfoo.a needs to ==precede== libfoo.dll and foo.dll in the search, | |
1552 | or sometimes errors occur when building legacy packages. | |
1553 | ||
1554 | Putting libfoo.a here means that in a failure case (i.e. the library | |
1555 | -lfoo is not found) we will search for libfoo.a twice before | |
1556 | giving up -- once here, and once when searching for a "static" lib. | |
1557 | for a "static" lib. | |
1558 | */ | |
1559 | /* Try "libfoo.a" (import lib, or static lib, but must | |
1560 | take precedence over dll's) */ | |
1561 | sprintf (string, "%s/lib%s.a", search->name, filename); | |
602e90d3 | 1562 | if (! ldfile_try_open_bfd (string, entry)) |
627427de | 1563 | { |
b9a69188 NC |
1564 | #ifdef DLL_SUPPORT |
1565 | if (pe_dll_search_prefix) | |
627427de DD |
1566 | { |
1567 | /* Try "<prefix>foo.dll" (preferred dll name, if specified) */ | |
1568 | sprintf (string, "%s/%s%s.dll", search->name, pe_dll_search_prefix, filename); | |
0ad8cf4c DD |
1569 | if (! ldfile_try_open_bfd (string, entry)) |
1570 | { | |
627427de DD |
1571 | /* Try "libfoo.dll" (default preferred dll name) */ |
1572 | sprintf (string, "%s/lib%s.dll", search->name, filename); | |
1573 | if (! ldfile_try_open_bfd (string, entry)) | |
1574 | { | |
1575 | /* Finally, try "foo.dll" (alternate dll name) */ | |
1576 | sprintf (string, "%s/%s.dll", search->name, filename); | |
1577 | if (! ldfile_try_open_bfd (string, entry)) | |
1578 | { | |
1579 | free (string); | |
1580 | return false; | |
1581 | } | |
1582 | } | |
0ad8cf4c | 1583 | } |
602e90d3 | 1584 | } |
627427de | 1585 | else /* pe_dll_search_prefix not specified */ |
b9a69188 | 1586 | #endif |
627427de DD |
1587 | { |
1588 | /* Try "libfoo.dll" (preferred dll name) */ | |
1589 | sprintf (string, "%s/lib%s.dll", search->name, filename); | |
1590 | if (! ldfile_try_open_bfd (string, entry)) | |
1591 | { | |
1592 | /* Finally, try "foo.dll" (alternate dll name) */ | |
1593 | sprintf (string, "%s/%s.dll", search->name, filename); | |
1594 | if (! ldfile_try_open_bfd (string, entry)) | |
1595 | { | |
1596 | free (string); | |
1597 | return false; | |
1598 | } | |
1599 | } | |
b9a69188 | 1600 | } |
602e90d3 | 1601 | } |
690a460e NC |
1602 | } |
1603 | } | |
602e90d3 | 1604 | |
690a460e NC |
1605 | entry->filename = string; |
1606 | ||
1607 | return true; | |
1608 | } | |
1609 | ||
344a211f NC |
1610 | static int |
1611 | gld_${EMULATION_NAME}_find_potential_libraries (name, entry) | |
1612 | char * name; | |
1613 | lang_input_statement_type * entry; | |
1614 | { | |
1615 | return ldfile_open_file_search (name, entry, "", ".lib"); | |
1616 | } | |
252b5132 RH |
1617 | \f |
1618 | static char * | |
1619 | gld_${EMULATION_NAME}_get_script(isfile) | |
1620 | int *isfile; | |
1621 | EOF | |
1622 | # Scripts compiled in. | |
1623 | # sed commands to quote an ld script as a C string. | |
597e2591 | 1624 | sc="-f stringify.sed" |
252b5132 RH |
1625 | |
1626 | cat >>e${EMULATION_NAME}.c <<EOF | |
1627 | { | |
1628 | *isfile = 0; | |
1629 | ||
1630 | if (link_info.relocateable == true && config.build_constructors == true) | |
1631 | return | |
1632 | EOF | |
1633 | sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c | |
1634 | echo ' ; else if (link_info.relocateable == true) return' >> e${EMULATION_NAME}.c | |
1635 | sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c | |
1636 | echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c | |
1637 | sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c | |
1638 | echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c | |
1639 | sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c | |
1640 | echo ' ; else return' >> e${EMULATION_NAME}.c | |
1641 | sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c | |
1642 | echo '; }' >> e${EMULATION_NAME}.c | |
1643 | ||
1644 | cat >>e${EMULATION_NAME}.c <<EOF | |
1645 | ||
1646 | ||
1647 | struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = | |
1648 | { | |
1649 | gld_${EMULATION_NAME}_before_parse, | |
1650 | syslib_default, | |
1651 | hll_default, | |
1652 | gld_${EMULATION_NAME}_after_parse, | |
1653 | gld_${EMULATION_NAME}_after_open, | |
1654 | after_allocation_default, | |
1655 | set_output_arch_default, | |
1656 | ldemul_default_target, | |
1657 | gld_${EMULATION_NAME}_before_allocation, | |
1658 | gld_${EMULATION_NAME}_get_script, | |
1659 | "${EMULATION_NAME}", | |
1660 | "${OUTPUT_FORMAT}", | |
1661 | gld_${EMULATION_NAME}_finish, /* finish */ | |
1662 | NULL, /* create output section statements */ | |
690a460e | 1663 | gld_${EMULATION_NAME}_open_dynamic_archive, |
252b5132 RH |
1664 | gld_${EMULATION_NAME}_place_orphan, |
1665 | gld_${EMULATION_NAME}_set_symbols, | |
1666 | gld_${EMULATION_NAME}_parse_args, | |
1667 | gld_${EMULATION_NAME}_unrecognized_file, | |
1668 | gld_${EMULATION_NAME}_list_options, | |
344a211f NC |
1669 | gld_${EMULATION_NAME}_recognized_file, |
1670 | gld_${EMULATION_NAME}_find_potential_libraries | |
252b5132 RH |
1671 | }; |
1672 | EOF |