1 # This shell script emits a C file. -*- C -*-
2 # It does some substitutions.
3 if [ -z "$MACHINE" ]; then
6 OUTPUT_ARCH=${ARCH}:${MACHINE}
8 rm -f e${EMULATION_NAME}.c
9 (echo;echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-)
11 /* Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
12 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
14 This file is part of the GNU Binutils.
16 This program is free software; you can redistribute it and/or modify
17 it under the terms of the GNU General Public License as published by
18 the Free Software Foundation; either version 3 of the License, or
19 (at your option) any later version.
21 This program is distributed in the hope that it will be useful,
22 but WITHOUT ANY WARRANTY; without even the implied warranty of
23 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 GNU General Public License for more details.
26 You should have received a copy of the GNU General Public License
27 along with this program; if not, write to the Free Software
28 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
29 MA 02110-1301, USA. */
33 /* The original file generated returned different default scripts depending
34 on whether certain switches were set, but these switches pertain to the
35 Linux system and that particular version of coff. In the NT case, we
36 only determine if the subsystem is console or windows in order to select
37 the correct entry point by default. */
39 #define TARGET_IS_${EMULATION_NAME}
41 /* Do this before including bfd.h, so we prototype the right functions. */
43 #if defined(TARGET_IS_armpe) \
44 || defined(TARGET_IS_arm_epoc_pe) \
45 || defined(TARGET_IS_arm_wince_pe)
46 #define bfd_arm_allocate_interworking_sections \
47 bfd_${EMULATION_NAME}_allocate_interworking_sections
48 #define bfd_arm_get_bfd_for_interworking \
49 bfd_${EMULATION_NAME}_get_bfd_for_interworking
50 #define bfd_arm_process_before_allocation \
51 bfd_${EMULATION_NAME}_process_before_allocation
58 #include "libiberty.h"
69 #include "coff/internal.h"
71 /* FIXME: See bfd/peXXigen.c for why we include an architecture specific
72 header in generic PE code. */
73 #include "coff/i386.h"
76 /* FIXME: This is a BFD internal header file, and we should not be
78 #include "../bfd/libcoff.h"
82 #include "safe-ctype.h"
84 /* Permit the emulation parameters to override the default section
85 alignment by setting OVERRIDE_SECTION_ALIGNMENT. FIXME: This makes
86 it seem that include/coff/internal.h should not define
87 PE_DEF_SECTION_ALIGNMENT. */
88 #if PE_DEF_SECTION_ALIGNMENT != ${OVERRIDE_SECTION_ALIGNMENT:-PE_DEF_SECTION_ALIGNMENT}
89 #undef PE_DEF_SECTION_ALIGNMENT
90 #define PE_DEF_SECTION_ALIGNMENT ${OVERRIDE_SECTION_ALIGNMENT}
93 #if defined(TARGET_IS_i386pe) \
94 || defined(TARGET_IS_shpe) \
95 || defined(TARGET_IS_mipspe) \
96 || defined(TARGET_IS_armpe) \
97 || defined(TARGET_IS_arm_epoc_pe) \
98 || defined(TARGET_IS_arm_wince_pe)
102 #if defined(TARGET_IS_i386pe)
103 #define DEFAULT_PSEUDO_RELOC_VERSION 2
105 #define DEFAULT_PSEUDO_RELOC_VERSION 1
108 #if defined(TARGET_IS_i386pe) || ! defined(DLL_SUPPORT)
109 #define PE_DEF_SUBSYSTEM 3
111 #undef NT_EXE_IMAGE_BASE
112 #undef PE_DEF_SECTION_ALIGNMENT
113 #undef PE_DEF_FILE_ALIGNMENT
114 #define NT_EXE_IMAGE_BASE 0x00010000
116 #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_wince_pe)
117 #define PE_DEF_SECTION_ALIGNMENT 0x00001000
118 #define PE_DEF_SUBSYSTEM 9
120 #define PE_DEF_SECTION_ALIGNMENT 0x00000400
121 #define PE_DEF_SUBSYSTEM 2
123 #define PE_DEF_FILE_ALIGNMENT 0x00000200
126 static struct internal_extra_pe_aouthdr pe;
128 static int pe_subsystem = ${SUBSYSTEM};
129 static flagword real_flags = 0;
130 static int support_old_code = 0;
131 static char * thumb_entry_symbol = NULL;
132 static lang_assignment_statement_type *image_base_statement = 0;
133 static unsigned short pe_dll_characteristics = 0;
136 static int pe_enable_stdcall_fixup = -1; /* 0=disable 1=enable. */
137 static char *pe_out_def_filename = NULL;
138 static char *pe_implib_filename = NULL;
139 static int pe_enable_auto_image_base = 0;
140 static char *pe_dll_search_prefix = NULL;
143 extern const char *output_filename;
145 static int is_underscoring (void)
148 if (pe_leading_underscore != -1)
149 return pe_leading_underscore;
150 if (!bfd_get_target_info ("${OUTPUT_FORMAT}", NULL, NULL, &u, NULL))
151 bfd_get_target_info ("${RELOCATEABLE_OUTPUT_FORMAT}", NULL, NULL, &u, NULL);
155 pe_leading_underscore = (u != 0 ? 1 : 0);
156 return pe_leading_underscore;
160 gld_${EMULATION_NAME}_before_parse (void)
163 ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
164 output_filename = "${EXECUTABLE_NAME:-a.exe}";
166 config.dynamic_link = TRUE;
167 config.has_shared = 1;
170 # Cygwin no longer wants these noisy warnings. Other PE
171 # targets might like to consider adding themselves here.
174 default_auto_import=1
175 default_merge_rdata=1
177 i[3-7]86-*-mingw* | x86_64-*-mingw*)
178 default_auto_import=1
179 default_merge_rdata=0
182 default_auto_import=-1
183 default_merge_rdata=1
188 link_info.pei386_auto_import = ${default_auto_import};
189 /* Use by default version. */
190 link_info.pei386_runtime_pseudo_reloc = DEFAULT_PSEUDO_RELOC_VERSION;
194 /* Indicates if RDATA shall be merged into DATA when pseudo-relocation
195 version 2 is used and auto-import is enabled. */
196 #define MERGE_RDATA_V2 ${default_merge_rdata}
198 /* PE format extra command line options. */
200 /* Used for setting flags in the PE header. */
201 #define OPTION_BASE_FILE (300 + 1)
202 #define OPTION_DLL (OPTION_BASE_FILE + 1)
203 #define OPTION_FILE_ALIGNMENT (OPTION_DLL + 1)
204 #define OPTION_IMAGE_BASE (OPTION_FILE_ALIGNMENT + 1)
205 #define OPTION_MAJOR_IMAGE_VERSION (OPTION_IMAGE_BASE + 1)
206 #define OPTION_MAJOR_OS_VERSION (OPTION_MAJOR_IMAGE_VERSION + 1)
207 #define OPTION_MAJOR_SUBSYSTEM_VERSION (OPTION_MAJOR_OS_VERSION + 1)
208 #define OPTION_MINOR_IMAGE_VERSION (OPTION_MAJOR_SUBSYSTEM_VERSION + 1)
209 #define OPTION_MINOR_OS_VERSION (OPTION_MINOR_IMAGE_VERSION + 1)
210 #define OPTION_MINOR_SUBSYSTEM_VERSION (OPTION_MINOR_OS_VERSION + 1)
211 #define OPTION_SECTION_ALIGNMENT (OPTION_MINOR_SUBSYSTEM_VERSION + 1)
212 #define OPTION_STACK (OPTION_SECTION_ALIGNMENT + 1)
213 #define OPTION_SUBSYSTEM (OPTION_STACK + 1)
214 #define OPTION_HEAP (OPTION_SUBSYSTEM + 1)
215 #define OPTION_SUPPORT_OLD_CODE (OPTION_HEAP + 1)
216 #define OPTION_OUT_DEF (OPTION_SUPPORT_OLD_CODE + 1)
217 #define OPTION_EXPORT_ALL (OPTION_OUT_DEF + 1)
218 #define OPTION_EXCLUDE_SYMBOLS (OPTION_EXPORT_ALL + 1)
219 #define OPTION_EXCLUDE_ALL_SYMBOLS (OPTION_EXCLUDE_SYMBOLS + 1)
220 #define OPTION_KILL_ATS (OPTION_EXCLUDE_ALL_SYMBOLS + 1)
221 #define OPTION_STDCALL_ALIASES (OPTION_KILL_ATS + 1)
222 #define OPTION_ENABLE_STDCALL_FIXUP (OPTION_STDCALL_ALIASES + 1)
223 #define OPTION_DISABLE_STDCALL_FIXUP (OPTION_ENABLE_STDCALL_FIXUP + 1)
224 #define OPTION_IMPLIB_FILENAME (OPTION_DISABLE_STDCALL_FIXUP + 1)
225 #define OPTION_THUMB_ENTRY (OPTION_IMPLIB_FILENAME + 1)
226 #define OPTION_WARN_DUPLICATE_EXPORTS (OPTION_THUMB_ENTRY + 1)
227 #define OPTION_IMP_COMPAT (OPTION_WARN_DUPLICATE_EXPORTS + 1)
228 #define OPTION_ENABLE_AUTO_IMAGE_BASE (OPTION_IMP_COMPAT + 1)
229 #define OPTION_DISABLE_AUTO_IMAGE_BASE (OPTION_ENABLE_AUTO_IMAGE_BASE + 1)
230 #define OPTION_DLL_SEARCH_PREFIX (OPTION_DISABLE_AUTO_IMAGE_BASE + 1)
231 #define OPTION_NO_DEFAULT_EXCLUDES (OPTION_DLL_SEARCH_PREFIX + 1)
232 #define OPTION_DLL_ENABLE_AUTO_IMPORT (OPTION_NO_DEFAULT_EXCLUDES + 1)
233 #define OPTION_DLL_DISABLE_AUTO_IMPORT (OPTION_DLL_ENABLE_AUTO_IMPORT + 1)
234 #define OPTION_ENABLE_EXTRA_PE_DEBUG (OPTION_DLL_DISABLE_AUTO_IMPORT + 1)
235 #define OPTION_EXCLUDE_LIBS (OPTION_ENABLE_EXTRA_PE_DEBUG + 1)
236 #define OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC \
237 (OPTION_EXCLUDE_LIBS + 1)
238 #define OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC \
239 (OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC + 1)
240 #define OPTION_LARGE_ADDRESS_AWARE \
241 (OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC + 1)
242 #define OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1 \
243 (OPTION_LARGE_ADDRESS_AWARE + 1)
244 #define OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2 \
245 (OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1 + 1)
246 #define OPTION_EXCLUDE_MODULES_FOR_IMPLIB \
247 (OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2 + 1)
248 #define OPTION_USE_NUL_PREFIXED_IMPORT_TABLES \
249 (OPTION_EXCLUDE_MODULES_FOR_IMPLIB + 1)
250 #define OPTION_NO_LEADING_UNDERSCORE \
251 (OPTION_USE_NUL_PREFIXED_IMPORT_TABLES + 1)
252 #define OPTION_LEADING_UNDERSCORE \
253 (OPTION_NO_LEADING_UNDERSCORE + 1)
254 #define OPTION_ENABLE_LONG_SECTION_NAMES \
255 (OPTION_LEADING_UNDERSCORE + 1)
256 #define OPTION_DISABLE_LONG_SECTION_NAMES \
257 (OPTION_ENABLE_LONG_SECTION_NAMES + 1)
258 /* DLLCharacteristics flags */
259 #define OPTION_DYNAMIC_BASE (OPTION_DISABLE_LONG_SECTION_NAMES + 1)
260 #define OPTION_FORCE_INTEGRITY (OPTION_DYNAMIC_BASE + 1)
261 #define OPTION_NX_COMPAT (OPTION_FORCE_INTEGRITY + 1)
262 #define OPTION_NO_ISOLATION (OPTION_NX_COMPAT + 1)
263 #define OPTION_NO_SEH (OPTION_NO_ISOLATION + 1)
264 #define OPTION_NO_BIND (OPTION_NO_SEH + 1)
265 #define OPTION_WDM_DRIVER (OPTION_NO_BIND + 1)
266 #define OPTION_TERMINAL_SERVER_AWARE (OPTION_WDM_DRIVER + 1)
269 gld${EMULATION_NAME}_add_options
270 (int ns ATTRIBUTE_UNUSED,
271 char **shortopts ATTRIBUTE_UNUSED,
273 struct option **longopts,
274 int nrl ATTRIBUTE_UNUSED,
275 struct option **really_longopts ATTRIBUTE_UNUSED)
277 static const struct option xtra_long[] = {
279 {"base-file", required_argument, NULL, OPTION_BASE_FILE},
280 {"dll", no_argument, NULL, OPTION_DLL},
281 {"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT},
282 {"heap", required_argument, NULL, OPTION_HEAP},
283 {"image-base", required_argument, NULL, OPTION_IMAGE_BASE},
284 {"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION},
285 {"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION},
286 {"major-subsystem-version", required_argument, NULL, OPTION_MAJOR_SUBSYSTEM_VERSION},
287 {"minor-image-version", required_argument, NULL, OPTION_MINOR_IMAGE_VERSION},
288 {"minor-os-version", required_argument, NULL, OPTION_MINOR_OS_VERSION},
289 {"minor-subsystem-version", required_argument, NULL, OPTION_MINOR_SUBSYSTEM_VERSION},
290 {"section-alignment", required_argument, NULL, OPTION_SECTION_ALIGNMENT},
291 {"stack", required_argument, NULL, OPTION_STACK},
292 {"subsystem", required_argument, NULL, OPTION_SUBSYSTEM},
293 {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE},
294 {"thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY},
295 {"use-nul-prefixed-import-tables", no_argument, NULL,
296 OPTION_USE_NUL_PREFIXED_IMPORT_TABLES},
297 {"no-leading-underscore", no_argument, NULL, OPTION_NO_LEADING_UNDERSCORE},
298 {"leading-underscore", no_argument, NULL, OPTION_LEADING_UNDERSCORE},
300 /* getopt allows abbreviations, so we do this to stop it
301 from treating -o as an abbreviation for this option. */
302 {"output-def", required_argument, NULL, OPTION_OUT_DEF},
303 {"output-def", required_argument, NULL, OPTION_OUT_DEF},
304 {"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL},
305 {"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMBOLS},
306 {"exclude-all-symbols", no_argument, NULL, OPTION_EXCLUDE_ALL_SYMBOLS},
307 {"exclude-libs", required_argument, NULL, OPTION_EXCLUDE_LIBS},
308 {"exclude-modules-for-implib", required_argument, NULL, OPTION_EXCLUDE_MODULES_FOR_IMPLIB},
309 {"kill-at", no_argument, NULL, OPTION_KILL_ATS},
310 {"add-stdcall-alias", no_argument, NULL, OPTION_STDCALL_ALIASES},
311 {"enable-stdcall-fixup", no_argument, NULL, OPTION_ENABLE_STDCALL_FIXUP},
312 {"disable-stdcall-fixup", no_argument, NULL, OPTION_DISABLE_STDCALL_FIXUP},
313 {"out-implib", required_argument, NULL, OPTION_IMPLIB_FILENAME},
314 {"warn-duplicate-exports", no_argument, NULL, OPTION_WARN_DUPLICATE_EXPORTS},
315 /* getopt() allows abbreviations, so we do this to stop it from
316 treating -c as an abbreviation for these --compat-implib. */
317 {"compat-implib", no_argument, NULL, OPTION_IMP_COMPAT},
318 {"compat-implib", no_argument, NULL, OPTION_IMP_COMPAT},
319 {"enable-auto-image-base", no_argument, NULL, OPTION_ENABLE_AUTO_IMAGE_BASE},
320 {"disable-auto-image-base", no_argument, NULL, OPTION_DISABLE_AUTO_IMAGE_BASE},
321 {"dll-search-prefix", required_argument, NULL, OPTION_DLL_SEARCH_PREFIX},
322 {"no-default-excludes", no_argument, NULL, OPTION_NO_DEFAULT_EXCLUDES},
323 {"enable-auto-import", no_argument, NULL, OPTION_DLL_ENABLE_AUTO_IMPORT},
324 {"disable-auto-import", no_argument, NULL, OPTION_DLL_DISABLE_AUTO_IMPORT},
325 {"enable-extra-pe-debug", no_argument, NULL, OPTION_ENABLE_EXTRA_PE_DEBUG},
326 {"enable-runtime-pseudo-reloc", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC},
327 {"disable-runtime-pseudo-reloc", no_argument, NULL, OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC},
328 {"enable-runtime-pseudo-reloc-v1", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1},
329 {"enable-runtime-pseudo-reloc-v2", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2},
331 {"large-address-aware", no_argument, NULL, OPTION_LARGE_ADDRESS_AWARE},
332 {"enable-long-section-names", no_argument, NULL, OPTION_ENABLE_LONG_SECTION_NAMES},
333 {"disable-long-section-names", no_argument, NULL, OPTION_DISABLE_LONG_SECTION_NAMES},
334 {"dynamicbase",no_argument, NULL, OPTION_DYNAMIC_BASE},
335 {"forceinteg", no_argument, NULL, OPTION_FORCE_INTEGRITY},
336 {"nxcompat", no_argument, NULL, OPTION_NX_COMPAT},
337 {"no-isolation", no_argument, NULL, OPTION_NO_ISOLATION},
338 {"no-seh", no_argument, NULL, OPTION_NO_SEH},
339 {"no-bind", no_argument, NULL, OPTION_NO_BIND},
340 {"wdmdriver", no_argument, NULL, OPTION_WDM_DRIVER},
341 {"tsaware", no_argument, NULL, OPTION_TERMINAL_SERVER_AWARE},
342 {NULL, no_argument, NULL, 0}
346 = xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long));
347 memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
350 /* PE/WIN32; added routines to get the subsystem type, heap and/or stack
351 parameters which may be input from the command line. */
360 /* FALSE for an assembly level symbol and TRUE for a C visible symbol.
361 C visible symbols can be prefixed by underscore dependent to target's
363 bfd_boolean is_c_symbol;
366 /* Get symbol name dependent to kind and C visible state of
368 #define GET_INIT_SYMBOL_NAME(IDX) \
369 (init[(IDX)].symbol \
370 + ((init[(IDX)].is_c_symbol == FALSE || (is_underscoring () != 0)) ? 0 : 1))
372 /* Decorates the C visible symbol by underscore, if target requires. */
374 ((is_underscoring () == 0) ? CSTR : "_" CSTR)
376 /* Get size of constant string for a possible underscore prefixed
378 #define U_SIZE(CSTR) \
379 (sizeof (CSTR) + (is_underscoring () == 0 ? 0 : 1))
381 #define D(field,symbol,def,usc) {&pe.field,sizeof(pe.field), def, symbol, 0, usc}
383 static definfo init[] =
385 /* imagebase must be first */
386 #define IMAGEBASEOFF 0
387 D(ImageBase,"__image_base__", NT_EXE_IMAGE_BASE, FALSE),
389 {&dll, sizeof(dll), 0, "__dll__", 0, FALSE},
390 #define MSIMAGEBASEOFF 2
391 D(ImageBase, "___ImageBase", NT_EXE_IMAGE_BASE, TRUE),
392 D(SectionAlignment,"__section_alignment__", PE_DEF_SECTION_ALIGNMENT, FALSE),
393 D(FileAlignment,"__file_alignment__", PE_DEF_FILE_ALIGNMENT, FALSE),
394 D(MajorOperatingSystemVersion,"__major_os_version__", 4, FALSE),
395 D(MinorOperatingSystemVersion,"__minor_os_version__", 0, FALSE),
396 D(MajorImageVersion,"__major_image_version__", 1, FALSE),
397 D(MinorImageVersion,"__minor_image_version__", 0, FALSE),
398 #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_wince_pe)
399 D(MajorSubsystemVersion,"__major_subsystem_version__", 3, FALSE),
401 D(MajorSubsystemVersion,"__major_subsystem_version__", 4, FALSE),
403 D(MinorSubsystemVersion,"__minor_subsystem_version__", 0, FALSE),
404 D(Subsystem,"__subsystem__", ${SUBSYSTEM}, FALSE),
405 D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x200000, FALSE),
406 D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000, FALSE),
407 D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000, FALSE),
408 D(SizeOfHeapCommit,"__size_of_heap_commit__", 0x1000, FALSE),
409 D(LoaderFlags,"__loader_flags__", 0x0, FALSE),
410 D(DllCharacteristics, "__dll_characteristics__", 0x0, FALSE),
411 { NULL, 0, 0, NULL, 0 , FALSE}
416 gld_${EMULATION_NAME}_list_options (FILE *file)
418 fprintf (file, _(" --base_file <basefile> Generate a base file for relocatable DLLs\n"));
419 fprintf (file, _(" --dll Set image base to the default for DLLs\n"));
420 fprintf (file, _(" --file-alignment <size> Set file alignment\n"));
421 fprintf (file, _(" --heap <size> Set initial size of the heap\n"));
422 fprintf (file, _(" --image-base <address> Set start address of the executable\n"));
423 fprintf (file, _(" --major-image-version <number> Set version number of the executable\n"));
424 fprintf (file, _(" --major-os-version <number> Set minimum required OS version\n"));
425 fprintf (file, _(" --major-subsystem-version <number> Set minimum required OS subsystem version\n"));
426 fprintf (file, _(" --minor-image-version <number> Set revision number of the executable\n"));
427 fprintf (file, _(" --minor-os-version <number> Set minimum required OS revision\n"));
428 fprintf (file, _(" --minor-subsystem-version <number> Set minimum required OS subsystem revision\n"));
429 fprintf (file, _(" --section-alignment <size> Set section alignment\n"));
430 fprintf (file, _(" --stack <size> Set size of the initial stack\n"));
431 fprintf (file, _(" --subsystem <name>[:<version>] Set required OS subsystem [& version]\n"));
432 fprintf (file, _(" --support-old-code Support interworking with old code\n"));
433 fprintf (file, _(" --[no-]leading-underscore Set explicit symbol underscore prefix mode\n"));
434 fprintf (file, _(" --thumb-entry=<symbol> Set the entry point to be Thumb <symbol>\n"));
436 fprintf (file, _(" --add-stdcall-alias Export symbols with and without @nn\n"));
437 fprintf (file, _(" --disable-stdcall-fixup Don't link _sym to _sym@nn\n"));
438 fprintf (file, _(" --enable-stdcall-fixup Link _sym to _sym@nn without warnings\n"));
439 fprintf (file, _(" --exclude-symbols sym,sym,... Exclude symbols from automatic export\n"));
440 fprintf (file, _(" --exclude-all-symbols Exclude all symbols from automatic export\n"));
441 fprintf (file, _(" --exclude-libs lib,lib,... Exclude libraries from automatic export\n"));
442 fprintf (file, _(" --exclude-modules-for-implib mod,mod,...\n"));
443 fprintf (file, _(" Exclude objects, archive members from auto\n"));
444 fprintf (file, _(" export, place into import library instead.\n"));
445 fprintf (file, _(" --export-all-symbols Automatically export all globals to DLL\n"));
446 fprintf (file, _(" --kill-at Remove @nn from exported symbols\n"));
447 fprintf (file, _(" --out-implib <file> Generate import library\n"));
448 fprintf (file, _(" --output-def <file> Generate a .DEF file for the built DLL\n"));
449 fprintf (file, _(" --warn-duplicate-exports Warn about duplicate exports.\n"));
450 fprintf (file, _(" --compat-implib Create backward compatible import libs;\n\
451 create __imp_<SYMBOL> as well.\n"));
452 fprintf (file, _(" --enable-auto-image-base Automatically choose image base for DLLs\n\
453 unless user specifies one\n"));
454 fprintf (file, _(" --disable-auto-image-base Do not auto-choose image base. (default)\n"));
455 fprintf (file, _(" --dll-search-prefix=<string> When linking dynamically to a dll without\n\
456 an importlib, use <string><basename>.dll\n\
457 in preference to lib<basename>.dll \n"));
458 fprintf (file, _(" --enable-auto-import Do sophisticated linking of _sym to\n\
459 __imp_sym for DATA references\n"));
460 fprintf (file, _(" --disable-auto-import Do not auto-import DATA items from DLLs\n"));
461 fprintf (file, _(" --enable-runtime-pseudo-reloc Work around auto-import limitations by\n\
462 adding pseudo-relocations resolved at\n\
464 fprintf (file, _(" --disable-runtime-pseudo-reloc Do not add runtime pseudo-relocations for\n\
465 auto-imported DATA.\n"));
466 fprintf (file, _(" --enable-extra-pe-debug Enable verbose debug output when building\n\
467 or linking to DLLs (esp. auto-import)\n"));
469 fprintf (file, _(" --large-address-aware Executable supports virtual addresses\n\
470 greater than 2 gigabytes\n"));
471 fprintf (file, _(" --enable-long-section-names Use long COFF section names even in\n\
472 executable image files\n"));
473 fprintf (file, _(" --disable-long-section-names Never use long COFF section names, even\n\
474 in object files\n"));
475 fprintf (file, _(" --dynamicbase Image base address may be relocated using\n\
476 address space layout randomization (ASLR)\n"));
477 fprintf (file, _(" --forceinteg Code integrity checks are enforced\n"));
478 fprintf (file, _(" --nxcompat Image is compatible with data execution prevention\n"));
479 fprintf (file, _(" --no-isolation Image understands isolation but do not isolate the image\n"));
480 fprintf (file, _(" --no-seh Image does not use SEH. No SE handler may\n\
481 be called in this image\n"));
482 fprintf (file, _(" --no-bind Do not bind this image\n"));
483 fprintf (file, _(" --wdmdriver Driver uses the WDM model\n"));
484 fprintf (file, _(" --tsaware Image is Terminal Server aware\n"));
489 set_pe_name (char *name, long val)
494 /* Find the name and set it. */
495 for (i = 0; init[i].ptr; i++)
497 if (strcmp (name, GET_INIT_SYMBOL_NAME (i)) == 0)
501 if (strcmp (name,"__image_base__") == 0)
502 set_pe_name (U ("__ImageBase"), val);
510 set_entry_point (void)
513 const char *initial_symbol_char;
523 { 1, "NtProcessStartup" },
524 { 2, "WinMainCRTStartup" },
525 { 3, "mainCRTStartup" },
526 { 7, "__PosixProcessStartup"},
527 { 9, "WinMainCRTStartup" },
528 {14, "mainCRTStartup" },
532 /* Entry point name for arbitrary subsystem numbers. */
533 static const char default_entry[] = "mainCRTStartup";
535 if (link_info.shared || dll)
537 #if defined (TARGET_IS_i386pe)
538 entry = "DllMainCRTStartup@12";
540 entry = "DllMainCRTStartup";
546 for (i = 0; v[i].entry; i++)
547 if (v[i].value == pe_subsystem)
550 /* If no match, use the default. */
551 if (v[i].entry != NULL)
554 entry = default_entry;
557 initial_symbol_char = (is_underscoring () != 0 ? "_" : "");
559 if (*initial_symbol_char != '\0')
563 /* lang_default_entry expects its argument to be permanently
564 allocated, so we don't free this string. */
565 alc_entry = xmalloc (strlen (initial_symbol_char)
568 strcpy (alc_entry, initial_symbol_char);
569 strcat (alc_entry, entry);
573 lang_default_entry (entry);
577 set_pe_subsystem (void)
583 unsigned long temp_subsystem;
600 /* Check for the presence of a version number. */
601 sver = strchr (optarg, ':');
603 len = strlen (optarg);
607 set_pe_name ("__major_subsystem_version__",
608 strtoul (sver + 1, &end, 0));
610 set_pe_name ("__minor_subsystem_version__",
611 strtoul (end + 1, &end, 0));
613 einfo (_("%P: warning: bad version number in -subsystem option\n"));
616 /* Check for numeric subsystem. */
617 temp_subsystem = strtoul (optarg, & end, 0);
618 if ((*end == ':' || *end == '\0') && (temp_subsystem < 65536))
620 /* Search list for a numeric match to use its entry point. */
621 for (i = 0; v[i].name; i++)
622 if (v[i].value == (int) temp_subsystem)
625 /* Use this subsystem. */
626 pe_subsystem = (int) temp_subsystem;
630 /* Search for subsystem by name. */
631 for (i = 0; v[i].name; i++)
632 if (strncmp (optarg, v[i].name, len) == 0
633 && v[i].name[len] == '\0')
636 if (v[i].name == NULL)
638 einfo (_("%P%F: invalid subsystem type %s\n"), optarg);
642 pe_subsystem = v[i].value;
645 set_pe_name ("__subsystem__", pe_subsystem);
652 set_pe_value (char *name)
656 set_pe_name (name, strtoul (optarg, &end, 0));
659 einfo (_("%P%F: invalid hex number for PE parameter '%s'\n"), optarg);
666 set_pe_stack_heap (char *resname, char *comname)
668 set_pe_value (resname);
673 set_pe_value (comname);
676 einfo (_("%P%F: strange hex info for PE parameter '%s'\n"), optarg);
681 gld${EMULATION_NAME}_handle_option (int optc)
688 case OPTION_BASE_FILE:
689 link_info.base_file = fopen (optarg, FOPEN_WB);
690 if (link_info.base_file == NULL)
692 /* xgettext:c-format */
693 fprintf (stderr, _("%s: Can't open base file %s\n"),
694 program_name, optarg);
701 set_pe_stack_heap ("__size_of_heap_reserve__", "__size_of_heap_commit__");
704 set_pe_stack_heap ("__size_of_stack_reserve__", "__size_of_stack_commit__");
706 case OPTION_SUBSYSTEM:
709 case OPTION_MAJOR_OS_VERSION:
710 set_pe_value ("__major_os_version__");
712 case OPTION_MINOR_OS_VERSION:
713 set_pe_value ("__minor_os_version__");
715 case OPTION_MAJOR_SUBSYSTEM_VERSION:
716 set_pe_value ("__major_subsystem_version__");
718 case OPTION_MINOR_SUBSYSTEM_VERSION:
719 set_pe_value ("__minor_subsystem_version__");
721 case OPTION_MAJOR_IMAGE_VERSION:
722 set_pe_value ("__major_image_version__");
724 case OPTION_MINOR_IMAGE_VERSION:
725 set_pe_value ("__minor_image_version__");
727 case OPTION_FILE_ALIGNMENT:
728 set_pe_value ("__file_alignment__");
730 case OPTION_SECTION_ALIGNMENT:
731 set_pe_value ("__section_alignment__");
734 set_pe_name ("__dll__", 1);
736 case OPTION_IMAGE_BASE:
737 set_pe_value ("__image_base__");
739 case OPTION_SUPPORT_OLD_CODE:
740 support_old_code = 1;
742 case OPTION_THUMB_ENTRY:
743 thumb_entry_symbol = optarg;
745 case OPTION_USE_NUL_PREFIXED_IMPORT_TABLES:
746 pe_use_nul_prefixed_import_tables = TRUE;
748 case OPTION_NO_LEADING_UNDERSCORE:
749 pe_leading_underscore = 0;
751 case OPTION_LEADING_UNDERSCORE:
752 pe_leading_underscore = 1;
756 pe_out_def_filename = xstrdup (optarg);
758 case OPTION_EXPORT_ALL:
759 pe_dll_export_everything = 1;
761 case OPTION_EXCLUDE_SYMBOLS:
762 pe_dll_add_excludes (optarg, EXCLUDESYMS);
764 case OPTION_EXCLUDE_ALL_SYMBOLS:
765 pe_dll_exclude_all_symbols = 1;
767 case OPTION_EXCLUDE_LIBS:
768 pe_dll_add_excludes (optarg, EXCLUDELIBS);
770 case OPTION_EXCLUDE_MODULES_FOR_IMPLIB:
771 pe_dll_add_excludes (optarg, EXCLUDEFORIMPLIB);
773 case OPTION_KILL_ATS:
776 case OPTION_STDCALL_ALIASES:
777 pe_dll_stdcall_aliases = 1;
779 case OPTION_ENABLE_STDCALL_FIXUP:
780 pe_enable_stdcall_fixup = 1;
782 case OPTION_DISABLE_STDCALL_FIXUP:
783 pe_enable_stdcall_fixup = 0;
785 case OPTION_IMPLIB_FILENAME:
786 pe_implib_filename = xstrdup (optarg);
788 case OPTION_WARN_DUPLICATE_EXPORTS:
789 pe_dll_warn_dup_exports = 1;
791 case OPTION_IMP_COMPAT:
792 pe_dll_compat_implib = 1;
794 case OPTION_ENABLE_AUTO_IMAGE_BASE:
795 pe_enable_auto_image_base = 1;
797 case OPTION_DISABLE_AUTO_IMAGE_BASE:
798 pe_enable_auto_image_base = 0;
800 case OPTION_DLL_SEARCH_PREFIX:
801 pe_dll_search_prefix = xstrdup (optarg);
803 case OPTION_NO_DEFAULT_EXCLUDES:
804 pe_dll_do_default_excludes = 0;
806 case OPTION_DLL_ENABLE_AUTO_IMPORT:
807 link_info.pei386_auto_import = 1;
809 case OPTION_DLL_DISABLE_AUTO_IMPORT:
810 link_info.pei386_auto_import = 0;
812 case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC:
813 link_info.pei386_runtime_pseudo_reloc =
814 DEFAULT_PSEUDO_RELOC_VERSION;
816 case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1:
817 link_info.pei386_runtime_pseudo_reloc = 1;
819 case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2:
820 link_info.pei386_runtime_pseudo_reloc = 2;
822 case OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC:
823 link_info.pei386_runtime_pseudo_reloc = 0;
825 case OPTION_ENABLE_EXTRA_PE_DEBUG:
826 pe_dll_extra_pe_debug = 1;
829 case OPTION_LARGE_ADDRESS_AWARE:
830 real_flags |= IMAGE_FILE_LARGE_ADDRESS_AWARE;
832 case OPTION_ENABLE_LONG_SECTION_NAMES:
833 pe_use_coff_long_section_names = 1;
835 case OPTION_DISABLE_LONG_SECTION_NAMES:
836 pe_use_coff_long_section_names = 0;
838 /* Get DLLCharacteristics bits */
839 case OPTION_DYNAMIC_BASE:
840 pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE;
842 case OPTION_FORCE_INTEGRITY:
843 pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY;
845 case OPTION_NX_COMPAT:
846 pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_NX_COMPAT;
848 case OPTION_NO_ISOLATION:
849 pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_NO_ISOLATION;
852 pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_NO_SEH;
855 pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_NO_BIND;
857 case OPTION_WDM_DRIVER:
858 pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_WDM_DRIVER;
860 case OPTION_TERMINAL_SERVER_AWARE:
861 pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE;
865 /* Set DLLCharacteristics bits */
866 set_pe_name ("__dll_characteristics__", pe_dll_characteristics);
874 strhash (const char *str)
876 const unsigned char *s;
883 s = (const unsigned char *) str;
884 while ((c = *s++) != '\0')
886 hash += c + (c << 17);
890 hash += len + (len << 17);
896 /* Use the output file to create a image base for relocatable DLLs. */
899 compute_dll_image_base (const char *ofile)
901 unsigned long hash = strhash (ofile);
902 return 0x61300000 + ((hash << 16) & 0x0FFC0000);
906 /* Assign values to the special symbols before the linker script is
910 gld_${EMULATION_NAME}_set_symbols (void)
912 /* Run through and invent symbols for all the
913 names and insert the defaults. */
918 if (!init[IMAGEBASEOFF].inited)
920 if (link_info.relocatable)
921 init[IMAGEBASEOFF].value = 0;
922 else if (init[DLLOFF].value || (link_info.shared && !link_info.pie))
925 init[IMAGEBASEOFF].value = (pe_enable_auto_image_base
926 ? compute_dll_image_base (output_filename)
927 : NT_DLL_IMAGE_BASE);
929 init[IMAGEBASEOFF].value = NT_DLL_IMAGE_BASE;
933 init[IMAGEBASEOFF].value = NT_EXE_IMAGE_BASE;
934 init[MSIMAGEBASEOFF].value = init[IMAGEBASEOFF].value;
937 /* Don't do any symbol assignments if this is a relocatable link. */
938 if (link_info.relocatable)
941 /* Glue the assignments into the abs section. */
942 push_stat_ptr (&abs_output_section->children);
944 for (j = 0; init[j].ptr; j++)
946 long val = init[j].value;
947 lang_assignment_statement_type *rv;
949 rv = lang_add_assignment (exp_assop ('=', GET_INIT_SYMBOL_NAME (j),
951 if (init[j].size == sizeof (short))
952 *(short *) init[j].ptr = val;
953 else if (init[j].size == sizeof (int))
954 *(int *) init[j].ptr = val;
955 else if (init[j].size == sizeof (long))
956 *(long *) init[j].ptr = val;
957 /* This might be a long long or other special type. */
958 else if (init[j].size == sizeof (bfd_vma))
959 *(bfd_vma *) init[j].ptr = val;
961 if (j == IMAGEBASEOFF)
962 image_base_statement = rv;
964 /* Restore the pointer. */
967 if (pe.FileAlignment > pe.SectionAlignment)
969 einfo (_("%P: warning, file alignment > section alignment.\n"));
973 /* This is called after the linker script and the command line options
977 gld_${EMULATION_NAME}_after_parse (void)
979 /* PR ld/6744: Warn the user if they have used an ELF-only
980 option hoping it will work on PE. */
981 if (link_info.export_dynamic)
982 einfo (_("%P: warning: --export-dynamic is not supported for PE "
983 "targets, did you mean --export-all-symbols?\n"));
987 after_parse_default ();
990 /* pe-dll.c directly accesses pe_data_import_dll,
991 so it must be defined outside of #ifdef DLL_SUPPORT.
992 Note - this variable is deliberately not initialised.
993 This allows it to be treated as a common varaible, and only
994 exist in one incarnation in a multiple target enabled linker. */
995 char * pe_data_import_dll;
998 static struct bfd_link_hash_entry *pe_undef_found_sym;
1001 pe_undef_cdecl_match (struct bfd_link_hash_entry *h, void *inf)
1005 const char *hs = h->root.string;
1007 sl = strlen (string);
1008 if (h->type == bfd_link_hash_defined
1009 && ((*hs == '@' && *string == '_'
1010 && strncmp (hs + 1, string + 1, sl - 1) == 0)
1011 || strncmp (hs, string, sl) == 0)
1012 && h->root.string[sl] == '@')
1014 pe_undef_found_sym = h;
1021 pe_fixup_stdcalls (void)
1023 static int gave_warning_message = 0;
1024 struct bfd_link_hash_entry *undef, *sym;
1026 if (pe_dll_extra_pe_debug)
1027 printf ("%s\n", __FUNCTION__);
1029 for (undef = link_info.hash->undefs; undef; undef=undef->u.undef.next)
1030 if (undef->type == bfd_link_hash_undefined)
1032 char* at = strchr (undef->root.string, '@');
1033 int lead_at = (*undef->root.string == '@');
1035 at = strchr (undef->root.string + 1, '@');
1039 /* The symbol is a stdcall symbol, so let's look for a
1040 cdecl symbol with the same name and resolve to that. */
1041 char *cname = xstrdup (undef->root.string);
1045 at = strchr (cname, '@');
1048 sym = bfd_link_hash_lookup (link_info.hash, cname, 0, 0, 1);
1050 if (sym && sym->type == bfd_link_hash_defined)
1052 undef->type = bfd_link_hash_defined;
1053 undef->u.def.value = sym->u.def.value;
1054 undef->u.def.section = sym->u.def.section;
1056 if (pe_enable_stdcall_fixup == -1)
1058 einfo (_("Warning: resolving %s by linking to %s\n"),
1059 undef->root.string, cname);
1060 if (! gave_warning_message)
1062 gave_warning_message = 1;
1063 einfo (_("Use --enable-stdcall-fixup to disable these warnings\n"));
1064 einfo (_("Use --disable-stdcall-fixup to disable these fixups\n"));
1071 /* The symbol is a cdecl symbol, so we look for stdcall
1072 symbols - which means scanning the whole symbol table. */
1073 pe_undef_found_sym = 0;
1074 bfd_link_hash_traverse (link_info.hash, pe_undef_cdecl_match,
1075 (char *) undef->root.string);
1076 sym = pe_undef_found_sym;
1079 undef->type = bfd_link_hash_defined;
1080 undef->u.def.value = sym->u.def.value;
1081 undef->u.def.section = sym->u.def.section;
1083 if (pe_enable_stdcall_fixup == -1)
1085 einfo (_("Warning: resolving %s by linking to %s\n"),
1086 undef->root.string, sym->root.string);
1087 if (! gave_warning_message)
1089 gave_warning_message = 1;
1090 einfo (_("Use --enable-stdcall-fixup to disable these warnings\n"));
1091 einfo (_("Use --disable-stdcall-fixup to disable these fixups\n"));
1100 make_import_fixup (arelent *rel, asection *s)
1102 struct bfd_symbol *sym = *rel->sym_ptr_ptr;
1105 if (pe_dll_extra_pe_debug)
1106 printf ("arelent: %s@%#lx: add=%li\n", sym->name,
1107 (unsigned long) rel->address, (long) rel->addend);
1109 if (! bfd_get_section_contents (s->owner, s, addend, rel->address, sizeof (addend)))
1110 einfo (_("%C: Cannot get section contents - auto-import exception\n"),
1111 s->owner, s, rel->address);
1113 pe_create_import_fixup (rel, s, bfd_get_32 (s->owner, addend));
1119 pe_find_data_imports (void)
1121 struct bfd_link_hash_entry *undef, *sym;
1123 if (link_info.pei386_auto_import == 0)
1126 for (undef = link_info.hash->undefs; undef; undef=undef->u.undef.next)
1128 if (undef->type == bfd_link_hash_undefined)
1130 /* C++ symbols are *long*. */
1133 if (pe_dll_extra_pe_debug)
1134 printf ("%s:%s\n", __FUNCTION__, undef->root.string);
1136 sprintf (buf, "__imp_%s", undef->root.string);
1138 sym = bfd_link_hash_lookup (link_info.hash, buf, 0, 0, 1);
1140 if (sym && sym->type == bfd_link_hash_defined)
1142 bfd *b = sym->u.def.section->owner;
1146 if (link_info.pei386_auto_import == -1)
1148 static bfd_boolean warned = FALSE;
1150 info_msg (_("Info: resolving %s by linking to %s (auto-import)\n"),
1151 undef->root.string, buf);
1153 /* PR linker/4844. */
1157 einfo (_("%P: warning: auto-importing has been activated without --enable-auto-import specified on the command line.\n\
1158 This should work unless it involves constant data structures referencing symbols from auto-imported DLLs.\n"));
1162 if (!bfd_generic_link_read_symbols (b))
1164 einfo (_("%B%F: could not read symbols: %E\n"), b);
1168 symbols = bfd_get_outsymbols (b);
1169 nsyms = bfd_get_symcount (b);
1171 for (i = 0; i < nsyms; i++)
1173 if (! CONST_STRNEQ (symbols[i]->name,
1177 if (pe_dll_extra_pe_debug)
1178 printf ("->%s\n", symbols[i]->name);
1180 pe_data_import_dll = (char *) (symbols[i]->name
1181 + U_SIZE ("_head_") - 1);
1185 pe_walk_relocs_of_symbol (&link_info, undef->root.string,
1188 /* Let's differentiate it somehow from defined. */
1189 undef->type = bfd_link_hash_defweak;
1190 /* We replace original name with __imp_ prefixed, this
1191 1) may trash memory 2) leads to duplicate symbol generation.
1192 Still, IMHO it's better than having name poluted. */
1193 undef->root.string = sym->root.string;
1194 undef->u.def.value = sym->u.def.value;
1195 undef->u.def.section = sym->u.def.section;
1202 pr_sym (struct bfd_hash_entry *h, void *inf ATTRIBUTE_UNUSED)
1204 if (pe_dll_extra_pe_debug)
1205 printf ("+%s\n", h->string);
1209 #endif /* DLL_SUPPORT */
1212 debug_section_p (bfd *abfd ATTRIBUTE_UNUSED, asection *sect, void *obj)
1214 int *found = (int *) obj;
1215 if (strncmp (".debug_", sect->name, sizeof (".debug_") - 1) == 0)
1220 gld_${EMULATION_NAME}_after_open (void)
1222 after_open_default ();
1225 if (pe_dll_extra_pe_debug)
1228 struct bfd_link_hash_entry *sym;
1230 printf ("%s()\n", __FUNCTION__);
1232 for (sym = link_info.hash->undefs; sym; sym=sym->u.undef.next)
1233 printf ("-%s\n", sym->root.string);
1234 bfd_hash_traverse (&link_info.hash->table, pr_sym, NULL);
1236 for (a = link_info.input_bfds; a; a = a->link_next)
1237 printf ("*%s\n",a->filename);
1241 /* Pass the wacky PE command line options into the output bfd.
1242 FIXME: This should be done via a function, rather than by
1243 including an internal BFD header. */
1245 if (coff_data (link_info.output_bfd) == NULL
1246 || coff_data (link_info.output_bfd)->pe == 0)
1247 einfo (_("%F%P: cannot perform PE operations on non PE output file '%B'.\n"),
1248 link_info.output_bfd);
1250 pe_data (link_info.output_bfd)->pe_opthdr = pe;
1251 pe_data (link_info.output_bfd)->dll = init[DLLOFF].value;
1252 pe_data (link_info.output_bfd)->real_flags |= real_flags;
1254 /* At this point we must decide whether to use long section names
1255 in the output or not. If the user hasn't explicitly specified
1256 on the command line, we leave it to the default for the format
1257 (object files yes, image files no), except if there is debug
1258 information present; GDB relies on the long section names to
1259 find it, so enable it in that case. */
1260 if (pe_use_coff_long_section_names < 0 && link_info.strip == strip_none)
1262 /* Iterate over all sections of all input BFDs, checking
1263 for any that begin 'debug_' and are long names. */
1264 LANG_FOR_EACH_INPUT_STATEMENT (is)
1266 int found_debug = 0;
1267 bfd_map_over_sections (is->the_bfd, debug_section_p, &found_debug);
1270 pe_use_coff_long_section_names = 1;
1276 pe_output_file_set_long_section_names (link_info.output_bfd);
1279 if (pe_enable_stdcall_fixup) /* -1=warn or 1=disable */
1280 pe_fixup_stdcalls ();
1282 pe_process_import_defs (link_info.output_bfd, &link_info);
1284 pe_find_data_imports ();
1286 /* As possibly new symbols are added by imports, we rerun
1287 stdcall/fastcall fixup here. */
1288 if (pe_enable_stdcall_fixup) /* -1=warn or 1=disable */
1289 pe_fixup_stdcalls ();
1291 #if defined (TARGET_IS_i386pe) \
1292 || defined (TARGET_IS_armpe) \
1293 || defined (TARGET_IS_arm_epoc_pe) \
1294 || defined (TARGET_IS_arm_wince_pe)
1295 if (!link_info.relocatable)
1296 pe_dll_build_sections (link_info.output_bfd, &link_info);
1298 if (link_info.shared)
1299 pe_dll_build_sections (link_info.output_bfd, &link_info);
1301 pe_exe_build_sections (link_info.output_bfd, &link_info);
1303 #endif /* DLL_SUPPORT */
1305 #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) || defined(TARGET_IS_arm_wince_pe)
1306 if (strstr (bfd_get_target (link_info.output_bfd), "arm") == NULL)
1308 /* The arm backend needs special fields in the output hash structure.
1309 These will only be created if the output format is an arm format,
1310 hence we do not support linking and changing output formats at the
1311 same time. Use a link followed by objcopy to change output formats. */
1312 einfo ("%F%X%P: error: cannot change output format whilst linking ARM binaries\n");
1316 /* Find a BFD that can hold the interworking stubs. */
1317 LANG_FOR_EACH_INPUT_STATEMENT (is)
1319 if (bfd_arm_get_bfd_for_interworking (is->the_bfd, & link_info))
1326 /* This next chunk of code tries to detect the case where you have
1327 two import libraries for the same DLL (specifically,
1328 symbolically linking libm.a and libc.a in cygwin to
1329 libcygwin.a). In those cases, it's possible for function
1330 thunks from the second implib to be used but without the
1331 head/tail objects, causing an improper import table. We detect
1332 those cases and rename the "other" import libraries to match
1333 the one the head/tail come from, so that the linker will sort
1334 things nicely and produce a valid import table. */
1336 LANG_FOR_EACH_INPUT_STATEMENT (is)
1338 if (is->the_bfd->my_archive)
1340 int idata2 = 0, reloc_count=0, is_imp = 0;
1343 /* See if this is an import library thunk. */
1344 for (sec = is->the_bfd->sections; sec; sec = sec->next)
1346 if (strcmp (sec->name, ".idata\$2") == 0)
1348 if (CONST_STRNEQ (sec->name, ".idata\$"))
1350 reloc_count += sec->reloc_count;
1353 if (is_imp && !idata2 && reloc_count)
1355 /* It is, look for the reference to head and see if it's
1356 from our own library. */
1357 for (sec = is->the_bfd->sections; sec; sec = sec->next)
1365 relsize = bfd_get_reloc_upper_bound (is->the_bfd, sec);
1369 if (!bfd_generic_link_read_symbols (is->the_bfd))
1371 einfo (_("%B%F: could not read symbols: %E\n"),
1375 symbols = bfd_get_outsymbols (is->the_bfd);
1377 relocs = xmalloc ((size_t) relsize);
1378 nrelocs = bfd_canonicalize_reloc (is->the_bfd, sec,
1383 einfo ("%X%P: unable to process relocs: %E\n");
1387 for (i = 0; i < nrelocs; i++)
1389 struct bfd_symbol *s;
1390 struct bfd_link_hash_entry * blhe;
1391 char *other_bfd_filename;
1394 s = (relocs[i]->sym_ptr_ptr)[0];
1396 if (s->flags & BSF_LOCAL)
1399 /* Thunk section with reloc to another bfd. */
1400 blhe = bfd_link_hash_lookup (link_info.hash,
1402 FALSE, FALSE, TRUE);
1405 || blhe->type != bfd_link_hash_defined)
1409 = blhe->u.def.section->owner->my_archive
1410 ? bfd_get_filename (blhe->u.def.section->owner->my_archive)
1411 : bfd_get_filename (blhe->u.def.section->owner);
1413 if (strcmp (bfd_get_filename (is->the_bfd->my_archive),
1414 other_bfd_filename) == 0)
1417 /* Rename this implib to match the other one. */
1418 n = xmalloc (strlen (other_bfd_filename) + 1);
1419 strcpy (n, other_bfd_filename);
1420 is->the_bfd->my_archive->filename = n;
1424 /* Note - we do not free the symbols,
1425 they are now cached in the BFD. */
1435 lang_input_statement_type *is2;
1436 lang_input_statement_type *is3;
1438 /* Careful - this is a shell script. Watch those dollar signs! */
1439 /* Microsoft import libraries have every member named the same,
1440 and not in the right order for us to link them correctly. We
1441 must detect these and rename the members so that they'll link
1442 correctly. There are three types of objects: the head, the
1443 thunks, and the sentinel(s). The head is easy; it's the one
1444 with idata2. We assume that the sentinels won't have relocs,
1445 and the thunks will. It's easier than checking the symbol
1446 table for external references. */
1447 LANG_FOR_EACH_INPUT_STATEMENT (is)
1449 if (is->the_bfd->my_archive)
1452 bfd *arch = is->the_bfd->my_archive;
1454 if (cur_arch != arch)
1460 is3 && is3->the_bfd->my_archive == arch;
1461 is3 = (lang_input_statement_type *) is3->next)
1463 /* A MS dynamic import library can also contain static
1464 members, so look for the first element with a .dll
1465 extension, and use that for the remainder of the
1467 pnt = strrchr (is3->the_bfd->filename, '.');
1468 if (pnt != NULL && strcmp (pnt, ".dll") == 0)
1476 /* OK, found one. Now look to see if the remaining
1477 (dynamic import) members use the same name. */
1479 is2 && is2->the_bfd->my_archive == arch;
1480 is2 = (lang_input_statement_type *) is2->next)
1482 /* Skip static members, ie anything with a .obj
1484 pnt = strrchr (is2->the_bfd->filename, '.');
1485 if (pnt != NULL && strcmp (pnt, ".obj") == 0)
1488 if (strcmp (is3->the_bfd->filename,
1489 is2->the_bfd->filename))
1498 /* This fragment might have come from an .obj file in a Microsoft
1499 import, and not an actual import record. If this is the case,
1500 then leave the filename alone. */
1501 pnt = strrchr (is->the_bfd->filename, '.');
1503 if (is_ms_arch && (strcmp (pnt, ".dll") == 0))
1505 int idata2 = 0, reloc_count=0;
1507 char *new_name, seq;
1509 for (sec = is->the_bfd->sections; sec; sec = sec->next)
1511 if (strcmp (sec->name, ".idata\$2") == 0)
1513 reloc_count += sec->reloc_count;
1516 if (idata2) /* .idata2 is the TOC */
1518 else if (reloc_count > 0) /* thunks */
1523 new_name = xmalloc (strlen (is->the_bfd->filename) + 3);
1524 sprintf (new_name, "%s.%c", is->the_bfd->filename, seq);
1525 is->the_bfd->filename = new_name;
1527 new_name = xmalloc (strlen (is->filename) + 3);
1528 sprintf (new_name, "%s.%c", is->filename, seq);
1529 is->filename = new_name;
1536 /* The following chunk of code tries to identify jump stubs in
1537 import libraries which are dead code and eliminates them
1538 from the final link. For each exported symbol <sym>, there
1539 is a object file in the import library with a .text section
1540 and several .idata\$* sections. The .text section contains the
1541 symbol definition for <sym> which is a jump stub of the form
1542 jmp *__imp_<sym>. The .idata\$5 contains the symbol definition
1543 for __imp_<sym> which is the address of the slot for <sym> in
1544 the import address table. When a symbol is imported explicitly
1545 using __declspec(dllimport) declaration, the compiler generates
1546 a reference to __imp_<sym> which directly resolves to the
1547 symbol in .idata\$5, in which case the jump stub code is not
1548 needed. The following code tries to identify jump stub sections
1549 in import libraries which are not referred to by anyone and
1550 marks them for exclusion from the final link. */
1551 LANG_FOR_EACH_INPUT_STATEMENT (is)
1553 if (is->the_bfd->my_archive)
1556 asection *sec, *stub_sec = NULL;
1558 /* See if this is an import library thunk. */
1559 for (sec = is->the_bfd->sections; sec; sec = sec->next)
1561 if (strncmp (sec->name, ".idata\$", 7) == 0)
1563 /* The section containing the jmp stub has code
1565 if ((sec->flags & SEC_CODE) && sec->reloc_count)
1569 if (is_imp && stub_sec)
1572 long nsyms, src_count;
1573 struct bfd_link_hash_entry * blhe;
1575 if (!bfd_generic_link_read_symbols (is->the_bfd))
1577 einfo (_("%B%F: could not read symbols: %E\n"),
1581 symbols = bfd_get_outsymbols (is->the_bfd);
1582 nsyms = bfd_get_symcount (is->the_bfd);
1584 for (src_count = 0; src_count < nsyms; src_count++)
1586 if (symbols[src_count]->section->id == stub_sec->id)
1588 /* This symbol belongs to the section containing
1590 blhe = bfd_link_hash_lookup (link_info.hash,
1591 symbols[src_count]->name,
1592 FALSE, FALSE, TRUE);
1593 /* If the symbol in the stub section has no other
1594 undefined references, exclude the stub section
1595 from the final link. */
1596 if (blhe && (blhe->type == bfd_link_hash_defined)
1597 && (blhe->u.undef.next == NULL))
1598 stub_sec->flags |= SEC_EXCLUDE;
1608 gld_${EMULATION_NAME}_before_allocation (void)
1610 #ifdef TARGET_IS_ppcpe
1611 /* Here we rummage through the found bfds to collect toc information. */
1613 LANG_FOR_EACH_INPUT_STATEMENT (is)
1615 if (!ppc_process_before_allocation (is->the_bfd, &link_info))
1617 /* xgettext:c-format */
1618 einfo (_("Errors encountered processing file %s\n"), is->filename);
1623 /* We have seen it all. Allocate it, and carry on. */
1624 ppc_allocate_toc_section (&link_info);
1625 #endif /* TARGET_IS_ppcpe */
1627 #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) || defined(TARGET_IS_arm_wince_pe)
1628 /* FIXME: we should be able to set the size of the interworking stub
1631 Here we rummage through the found bfds to collect glue
1632 information. FIXME: should this be based on a command line
1633 option? krk@cygnus.com. */
1635 LANG_FOR_EACH_INPUT_STATEMENT (is)
1637 if (! bfd_arm_process_before_allocation
1638 (is->the_bfd, & link_info, support_old_code))
1640 /* xgettext:c-format */
1641 einfo (_("Errors encountered processing file %s for interworking\n"),
1647 /* We have seen it all. Allocate it, and carry on. */
1648 bfd_arm_allocate_interworking_sections (& link_info);
1649 #endif /* TARGET_IS_armpe || TARGET_IS_arm_epoc_pe || TARGET_IS_arm_wince_pe */
1651 before_allocation_default ();
1655 /* This is called when an input file isn't recognized as a BFD. We
1656 check here for .DEF files and pull them in automatically. */
1659 saw_option (char *option)
1663 for (i = 0; init[i].ptr; i++)
1664 if (strcmp (GET_INIT_SYMBOL_NAME (i), option) == 0)
1665 return init[i].inited;
1668 #endif /* DLL_SUPPORT */
1671 gld_${EMULATION_NAME}_unrecognized_file (lang_input_statement_type *entry ATTRIBUTE_UNUSED)
1674 const char *ext = entry->filename + strlen (entry->filename) - 4;
1676 if (strcmp (ext, ".def") == 0 || strcmp (ext, ".DEF") == 0)
1678 pe_def_file = def_file_parse (entry->filename, pe_def_file);
1682 int i, buflen=0, len;
1685 for (i = 0; i < pe_def_file->num_exports; i++)
1687 len = strlen (pe_def_file->exports[i].internal_name);
1688 if (buflen < len + 2)
1692 buf = xmalloc (buflen);
1694 for (i = 0; i < pe_def_file->num_exports; i++)
1696 struct bfd_link_hash_entry *h;
1698 sprintf (buf, "%s%s", U (""),
1699 pe_def_file->exports[i].internal_name);
1701 h = bfd_link_hash_lookup (link_info.hash, buf, TRUE, TRUE, TRUE);
1702 if (h == (struct bfd_link_hash_entry *) NULL)
1703 einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n"));
1704 if (h->type == bfd_link_hash_new)
1706 h->type = bfd_link_hash_undefined;
1707 h->u.undef.abfd = NULL;
1708 bfd_link_add_undef (link_info.hash, h);
1713 /* def_file_print (stdout, pe_def_file); */
1714 if (pe_def_file->is_dll == 1)
1715 link_info.shared = 1;
1717 if (pe_def_file->base_address != (bfd_vma)(-1))
1720 = pe_data (link_info.output_bfd)->pe_opthdr.ImageBase
1721 = init[IMAGEBASEOFF].value
1722 = pe_def_file->base_address;
1723 init[IMAGEBASEOFF].inited = 1;
1724 if (image_base_statement)
1725 image_base_statement->exp = exp_assop ('=', "__image_base__",
1726 exp_intop (pe.ImageBase));
1729 if (pe_def_file->stack_reserve != -1
1730 && ! saw_option ("__size_of_stack_reserve__"))
1732 pe.SizeOfStackReserve = pe_def_file->stack_reserve;
1733 if (pe_def_file->stack_commit != -1)
1734 pe.SizeOfStackCommit = pe_def_file->stack_commit;
1736 if (pe_def_file->heap_reserve != -1
1737 && ! saw_option ("__size_of_heap_reserve__"))
1739 pe.SizeOfHeapReserve = pe_def_file->heap_reserve;
1740 if (pe_def_file->heap_commit != -1)
1741 pe.SizeOfHeapCommit = pe_def_file->heap_commit;
1751 gld_${EMULATION_NAME}_recognized_file (lang_input_statement_type *entry ATTRIBUTE_UNUSED)
1754 #ifdef TARGET_IS_i386pe
1755 pe_dll_id_target ("pei-i386");
1757 #ifdef TARGET_IS_shpe
1758 pe_dll_id_target ("pei-shl");
1760 #ifdef TARGET_IS_mipspe
1761 pe_dll_id_target ("pei-mips");
1763 #ifdef TARGET_IS_armpe
1764 pe_dll_id_target ("pei-arm-little");
1766 #ifdef TARGET_IS_arm_epoc_pe
1767 pe_dll_id_target ("epoc-pei-arm-little");
1769 #ifdef TARGET_IS_arm_wince_pe
1770 pe_dll_id_target ("pei-arm-wince-little");
1772 if (pe_bfd_is_dll (entry->the_bfd))
1773 return pe_implied_import_dll (entry->filename);
1779 gld_${EMULATION_NAME}_finish (void)
1781 #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) || defined(TARGET_IS_arm_wince_pe)
1782 struct bfd_link_hash_entry * h;
1784 if (thumb_entry_symbol != NULL)
1786 h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol,
1787 FALSE, FALSE, TRUE);
1789 if (h != (struct bfd_link_hash_entry *) NULL
1790 && (h->type == bfd_link_hash_defined
1791 || h->type == bfd_link_hash_defweak)
1792 && h->u.def.section->output_section != NULL)
1794 static char buffer[32];
1797 /* Special procesing is required for a Thumb entry symbol. The
1798 bottom bit of its address must be set. */
1799 val = (h->u.def.value
1800 + bfd_get_section_vma (link_info.output_bfd,
1801 h->u.def.section->output_section)
1802 + h->u.def.section->output_offset);
1806 /* Now convert this value into a string and store it in entry_symbol
1807 where the lang_finish() function will pick it up. */
1811 sprintf_vma (buffer + 2, val);
1813 if (entry_symbol.name != NULL && entry_from_cmdline)
1814 einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"),
1815 thumb_entry_symbol, entry_symbol.name);
1816 entry_symbol.name = buffer;
1819 einfo (_("%P: warning: cannot find thumb start symbol %s\n"), thumb_entry_symbol);
1821 #endif /* defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) || defined(TARGET_IS_arm_wince_pe) */
1826 if (link_info.shared
1827 #if !defined(TARGET_IS_shpe) && !defined(TARGET_IS_mipspe)
1828 || (!link_info.relocatable && pe_def_file->num_exports != 0)
1832 pe_dll_fill_sections (link_info.output_bfd, &link_info);
1833 if (pe_implib_filename)
1834 pe_dll_generate_implib (pe_def_file, pe_implib_filename, &link_info);
1836 #if defined(TARGET_IS_shpe) || defined(TARGET_IS_mipspe)
1837 /* ARM doesn't need relocs. */
1840 pe_exe_fill_sections (link_info.output_bfd, &link_info);
1844 if (pe_out_def_filename)
1845 pe_dll_generate_def_file (pe_out_def_filename);
1846 #endif /* DLL_SUPPORT */
1848 /* I don't know where .idata gets set as code, but it shouldn't be. */
1850 asection *asec = bfd_get_section_by_name (link_info.output_bfd, ".idata");
1854 asec->flags &= ~SEC_CODE;
1855 asec->flags |= SEC_DATA;
1861 /* Place an orphan section.
1863 We use this to put sections in a reasonable place in the file, and
1864 to ensure that they are aligned as required.
1866 We handle grouped sections here as well. A section named .foo\$nn
1867 goes into the output section .foo. All grouped sections are sorted
1870 Grouped sections for the default sections are handled by the
1871 default linker script using wildcards, and are sorted by
1874 static lang_output_section_statement_type *
1875 gld_${EMULATION_NAME}_place_orphan (asection *s,
1876 const char *secname,
1879 const char *orig_secname = secname;
1880 char *dollar = NULL;
1881 lang_output_section_statement_type *os;
1882 lang_statement_list_type add_child;
1883 lang_output_section_statement_type *match_by_name = NULL;
1884 lang_statement_union_type **pl;
1886 /* Look through the script to see where to place this section. */
1887 if (!link_info.relocatable
1888 && (dollar = strchr (secname, '\$')) != NULL)
1890 size_t len = dollar - secname;
1891 char *newname = xmalloc (len + 1);
1892 memcpy (newname, secname, len);
1893 newname[len] = '\0';
1897 lang_list_init (&add_child);
1900 if (constraint == 0)
1901 for (os = lang_output_section_find (secname);
1903 os = next_matching_output_section_statement (os, 0))
1905 /* If we don't match an existing output section, tell
1906 lang_insert_orphan to create a new output section. */
1907 constraint = SPECIAL;
1909 if (os->bfd_section != NULL
1910 && (os->bfd_section->flags == 0
1911 || ((s->flags ^ os->bfd_section->flags)
1912 & (SEC_LOAD | SEC_ALLOC)) == 0))
1914 /* We already have an output section statement with this
1915 name, and its bfd section has compatible flags.
1916 If the section already exists but does not have any flags set,
1917 then it has been created by the linker, probably as a result of
1918 a --section-start command line switch. */
1919 lang_add_section (&add_child, s, os);
1923 /* Save unused output sections in case we can match them
1924 against orphans later. */
1925 if (os->bfd_section == NULL)
1929 /* If we didn't match an active output section, see if we matched an
1930 unused one and use that. */
1931 if (os == NULL && match_by_name)
1933 lang_add_section (&match_by_name->children, s, match_by_name);
1934 return match_by_name;
1939 static struct orphan_save hold[] =
1942 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE,
1945 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1948 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1951 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA,
1957 enum orphan_save_index
1965 static int orphan_init_done = 0;
1966 struct orphan_save *place;
1967 lang_output_section_statement_type *after;
1968 etree_type *address;
1970 if (!orphan_init_done)
1972 struct orphan_save *ho;
1973 for (ho = hold; ho < hold + sizeof (hold) / sizeof (hold[0]); ++ho)
1974 if (ho->name != NULL)
1976 ho->os = lang_output_section_find (ho->name);
1977 if (ho->os != NULL && ho->os->flags == 0)
1978 ho->os->flags = ho->flags;
1980 orphan_init_done = 1;
1983 /* Try to put the new output section in a reasonable place based
1984 on the section name and section flags. */
1987 if ((s->flags & SEC_ALLOC) == 0)
1989 else if ((s->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0)
1990 place = &hold[orphan_bss];
1991 else if ((s->flags & SEC_READONLY) == 0)
1992 place = &hold[orphan_data];
1993 else if ((s->flags & SEC_CODE) == 0)
1995 place = (!strncmp (secname, ".idata\$", 7) ? &hold[orphan_idata]
1996 : &hold[orphan_rodata]);
1999 place = &hold[orphan_text];
2004 if (place->os == NULL)
2005 place->os = lang_output_section_find (place->name);
2008 after = lang_output_section_find_by_flags (s, &place->os, NULL);
2010 /* *ABS* is always the first output section statement. */
2011 after = (&lang_output_section_statement.head
2012 ->output_section_statement);
2015 /* All sections in an executable must be aligned to a page boundary. */
2016 address = exp_unop (ALIGN_K, exp_nameop (NAME, "__section_alignment__"));
2017 os = lang_insert_orphan (s, secname, constraint, after, place, address,
2021 /* If the section name has a '\$', sort it with the other '\$'
2023 for (pl = &os->children.head; *pl != NULL; pl = &(*pl)->header.next)
2025 lang_input_section_type *ls;
2028 if ((*pl)->header.type != lang_input_section_enum)
2031 ls = &(*pl)->input_section;
2033 lname = bfd_get_section_name (ls->section->owner, ls->section);
2034 if (strchr (lname, '\$') != NULL
2035 && (dollar == NULL || strcmp (orig_secname, lname) < 0))
2039 if (add_child.head != NULL)
2041 *add_child.tail = *pl;
2042 *pl = add_child.head;
2049 gld_${EMULATION_NAME}_open_dynamic_archive
2050 (const char *arch ATTRIBUTE_UNUSED,
2051 search_dirs_type *search,
2052 lang_input_statement_type *entry)
2056 const char * format;
2057 bfd_boolean use_prefix;
2061 /* Preferred explicit import library for dll's. */
2062 { "lib%s.dll.a", FALSE },
2063 /* Alternate explicit import library for dll's. */
2064 { "%s.dll.a", FALSE },
2065 /* "libfoo.a" could be either an import lib or a static lib.
2066 For backwards compatibility, libfoo.a needs to precede
2067 libfoo.dll and foo.dll in the search. */
2068 { "lib%s.a", FALSE },
2069 /* The 'native' spelling of an import lib name is "foo.lib". */
2070 { "%s.lib", FALSE },
2072 /* Try "<prefix>foo.dll" (preferred dll name, if specified). */
2073 { "%s%s.dll", TRUE },
2075 /* Try "libfoo.dll" (default preferred dll name). */
2076 { "lib%s.dll", FALSE },
2077 /* Finally try 'native' dll name "foo.dll". */
2078 { "%s.dll", FALSE },
2079 /* Note: If adding more formats to this table, make sure to check to
2080 see if their length is longer than libname_fmt[0].format, and if
2081 so, update the call to xmalloc() below. */
2084 static unsigned int format_max_len = 0;
2085 const char * filename;
2091 if (! entry->maybe_archive)
2094 filename = entry->filename;
2096 if (format_max_len == 0)
2097 /* We need to allow space in the memory that we are going to allocate
2098 for the characters in the format string. Since the format array is
2099 static we only need to calculate this information once. In theory
2100 this value could also be computed statically, but this introduces
2101 the possibility for a discrepancy and hence a possible memory
2102 corruption. The lengths we compute here will be too long because
2103 they will include any formating characters (%s) in the strings, but
2104 this will not matter. */
2105 for (i = 0; libname_fmt[i].format; i++)
2106 if (format_max_len < strlen (libname_fmt[i].format))
2107 format_max_len = strlen (libname_fmt[i].format);
2109 full_string = xmalloc (strlen (search->name)
2113 + (pe_dll_search_prefix
2114 ? strlen (pe_dll_search_prefix) : 0)
2116 /* Allow for the terminating NUL and for the path
2117 separator character that is inserted between
2118 search->name and the start of the format string. */
2121 sprintf (full_string, "%s/", search->name);
2122 base_string = full_string + strlen (full_string);
2124 for (i = 0; libname_fmt[i].format; i++)
2127 if (libname_fmt[i].use_prefix)
2129 if (!pe_dll_search_prefix)
2131 sprintf (base_string, libname_fmt[i].format, pe_dll_search_prefix, filename);
2135 sprintf (base_string, libname_fmt[i].format, filename);
2137 if (ldfile_try_open_bfd (full_string, entry))
2141 if (!libname_fmt[i].format)
2147 entry->filename = full_string;
2153 gld_${EMULATION_NAME}_find_potential_libraries
2154 (char *name, lang_input_statement_type *entry)
2156 return ldfile_open_file_search (name, entry, "", ".lib");
2160 gld_${EMULATION_NAME}_get_script (int *isfile)
2162 # Scripts compiled in.
2163 # sed commands to quote an ld script as a C string.
2164 sc="-f stringify.sed"
2170 if (link_info.relocatable && config.build_constructors)
2173 sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
2174 echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c
2175 sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
2176 echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
2177 sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
2178 echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
2179 sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
2180 if test -n "$GENERATE_AUTO_IMPORT_SCRIPT" ; then
2181 echo ' ; else if (link_info.pei386_auto_import == 1 && (MERGE_RDATA_V2 || link_info.pei386_runtime_pseudo_reloc != 2)) return' >> e${EMULATION_NAME}.c
2182 sed $sc ldscripts/${EMULATION_NAME}.xa >> e${EMULATION_NAME}.c
2184 echo ' ; else return' >> e${EMULATION_NAME}.c
2185 sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
2186 echo '; }' >> e${EMULATION_NAME}.c
2191 struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
2193 gld_${EMULATION_NAME}_before_parse,
2196 gld_${EMULATION_NAME}_after_parse,
2197 gld_${EMULATION_NAME}_after_open,
2198 after_allocation_default,
2199 set_output_arch_default,
2200 ldemul_default_target,
2201 gld_${EMULATION_NAME}_before_allocation,
2202 gld_${EMULATION_NAME}_get_script,
2203 "${EMULATION_NAME}",
2205 gld_${EMULATION_NAME}_finish,
2206 NULL, /* Create output section statements. */
2207 gld_${EMULATION_NAME}_open_dynamic_archive,
2208 gld_${EMULATION_NAME}_place_orphan,
2209 gld_${EMULATION_NAME}_set_symbols,
2210 NULL, /* parse_args */
2211 gld${EMULATION_NAME}_add_options,
2212 gld${EMULATION_NAME}_handle_option,
2213 gld_${EMULATION_NAME}_unrecognized_file,
2214 gld_${EMULATION_NAME}_list_options,
2215 gld_${EMULATION_NAME}_recognized_file,
2216 gld_${EMULATION_NAME}_find_potential_libraries,
2217 NULL /* new_vers_pattern. */