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2009-10-16 H.J. Lu <hongjiu.lu@intel.com>
[deliverable/binutils-gdb.git] / ld / emultempl / pep.em
CommitLineData
99ad8390
NC		 1# This shell script emits a C file. -*- C -*-
2# It does some substitutions.
3test -z "${ENTRY}" && ENTRY="_mainCRTStartup"
4if [ -z "$MACHINE" ]; then
5 OUTPUT_ARCH=${ARCH}
6else
7 OUTPUT_ARCH=${ARCH}:${MACHINE}
8fi
9rm -f e${EMULATION_NAME}.c
10(echo;echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-)
92b93329 11fragment <<EOF
bde18da4 12/* Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
f96b4a7b
NC		 13 Written by Kai Tietz, OneVision Software GmbH&CoKg.
14
15 This file is part of the GNU Binutils.
99ad8390
NC		 16
17 This program is free software; you can redistribute it and/or modify
18 it under the terms of the GNU General Public License as published by
f96b4a7b 19 the Free Software Foundation; either version 3 of the License, or
99ad8390
NC		 20 (at your option) any later version.
21
22 This program is distributed in the hope that it will be useful,
23 but WITHOUT ANY WARRANTY; without even the implied warranty of
24 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 GNU General Public License for more details.
26
27 You should have received a copy of the GNU General Public License
28 along with this program; if not, write to the Free Software
f96b4a7b
NC		 29 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
30 MA 02110-1301, USA. */
31
99ad8390
NC		 32
33/* For WINDOWS_XP64 and higher */
34/* Based on pe.em, but modified for 64 bit support. */
35
36#define TARGET_IS_${EMULATION_NAME}
37
38#define COFF_IMAGE_WITH_PE
39#define COFF_WITH_PE
40#define COFF_WITH_pex64
41
99ad8390 42#include "sysdep.h"
3db64b00 43#include "bfd.h"
99ad8390
NC		 44#include "bfdlink.h"
45#include "getopt.h"
46#include "libiberty.h"
47#include "ld.h"
48#include "ldmain.h"
49#include "ldexp.h"
50#include "ldlang.h"
51#include "ldfile.h"
52#include "ldemul.h"
53#include <ldgram.h>
54#include "ldlex.h"
55#include "ldmisc.h"
56#include "ldctor.h"
57#include "coff/internal.h"
58
59/* FIXME: See bfd/peXXigen.c for why we include an architecture specific
60 header in generic PE code. */
61#include "coff/x86_64.h"
62#include "coff/pe.h"
63
64/* FIXME: This is a BFD internal header file, and we should not be
65 using it here. */
66#include "../bfd/libcoff.h"
67
68#undef AOUTSZ
69#define AOUTSZ PEPAOUTSZ
70#define PEAOUTHDR PEPAOUTHDR
71
72#include "deffile.h"
73#include "pep-dll.h"
74#include "safe-ctype.h"
75
76/* Permit the emulation parameters to override the default section
77 alignment by setting OVERRIDE_SECTION_ALIGNMENT. FIXME: This makes
78 it seem that include/coff/internal.h should not define
79 PE_DEF_SECTION_ALIGNMENT. */
80#if PE_DEF_SECTION_ALIGNMENT != ${OVERRIDE_SECTION_ALIGNMENT:-PE_DEF_SECTION_ALIGNMENT}
81#undef PE_DEF_SECTION_ALIGNMENT
82#define PE_DEF_SECTION_ALIGNMENT ${OVERRIDE_SECTION_ALIGNMENT}
83#endif
84
85#ifdef TARGET_IS_i386pep
86#define DLL_SUPPORT
87#endif
88
89#if defined(TARGET_IS_i386pep) || ! defined(DLL_SUPPORT)
90#define PE_DEF_SUBSYSTEM 3
91#else
92#undef NT_EXE_IMAGE_BASE
93#define NT_EXE_IMAGE_BASE 0x00010000
94#undef PE_DEF_SECTION_ALIGNMENT
95#define PE_DEF_SUBSYSTEM 2
96#undef PE_DEF_FILE_ALIGNMENT
97#define PE_DEF_FILE_ALIGNMENT 0x00000200
98#define PE_DEF_SECTION_ALIGNMENT 0x00000400
99#endif
100
101
102static struct internal_extra_pe_aouthdr pep;
103static int dll;
104static flagword real_flags = IMAGE_FILE_LARGE_ADDRESS_AWARE;
105static int support_old_code = 0;
106static lang_assignment_statement_type *image_base_statement = 0;
2f563b51 107static unsigned short pe_dll_characteristics = 0;
99ad8390
NC		 108
109#ifdef DLL_SUPPORT
880383ca 110static int pep_enable_stdcall_fixup = 1; /* 0=disable 1=enable (default). */
99ad8390
NC		 111static char * pep_out_def_filename = NULL;
112static char * pep_implib_filename = NULL;
113static int pep_enable_auto_image_base = 0;
114static char * pep_dll_search_prefix = NULL;
115#endif
116
117extern const char *output_filename;
118
119static void
120gld_${EMULATION_NAME}_before_parse (void)
121{
122 ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
123 output_filename = "${EXECUTABLE_NAME:-a.exe}";
124#ifdef DLL_SUPPORT
125 config.dynamic_link = TRUE;
126 config.has_shared = 1;
127 link_info.pei386_auto_import = -1;
6cb442d3 128 link_info.pei386_runtime_pseudo_reloc = 2; /* Use by default version 2. */
99ad8390
NC		 129
130#if (PE_DEF_SUBSYSTEM == 9) || (PE_DEF_SUBSYSTEM == 2)
131 lang_default_entry ("_WinMainCRTStartup");
132#else
133 lang_default_entry ("${ENTRY}");
134#endif
135#endif
136}
137\f
138/* PE format extra command line options. */
139
140/* Used for setting flags in the PE header. */
141enum options
142{
143 OPTION_BASE_FILE = 300 + 1,
144 OPTION_DLL,
145 OPTION_FILE_ALIGNMENT,
146 OPTION_IMAGE_BASE,
147 OPTION_MAJOR_IMAGE_VERSION,
148 OPTION_MAJOR_OS_VERSION,
149 OPTION_MAJOR_SUBSYSTEM_VERSION,
150 OPTION_MINOR_IMAGE_VERSION,
151 OPTION_MINOR_OS_VERSION,
152 OPTION_MINOR_SUBSYSTEM_VERSION,
153 OPTION_SECTION_ALIGNMENT,
154 OPTION_STACK,
155 OPTION_SUBSYSTEM,
156 OPTION_HEAP,
157 OPTION_SUPPORT_OLD_CODE,
158 OPTION_OUT_DEF,
159 OPTION_EXPORT_ALL,
160 OPTION_EXCLUDE_SYMBOLS,
161 OPTION_KILL_ATS,
162 OPTION_STDCALL_ALIASES,
163 OPTION_ENABLE_STDCALL_FIXUP,
164 OPTION_DISABLE_STDCALL_FIXUP,
165 OPTION_IMPLIB_FILENAME,
166 OPTION_WARN_DUPLICATE_EXPORTS,
167 OPTION_IMP_COMPAT,
168 OPTION_ENABLE_AUTO_IMAGE_BASE,
169 OPTION_DISABLE_AUTO_IMAGE_BASE,
170 OPTION_DLL_SEARCH_PREFIX,
171 OPTION_NO_DEFAULT_EXCLUDES,
172 OPTION_DLL_ENABLE_AUTO_IMPORT,
173 OPTION_DLL_DISABLE_AUTO_IMPORT,
174 OPTION_ENABLE_EXTRA_PE_DEBUG,
175 OPTION_EXCLUDE_LIBS,
176 OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC,
6cb442d3
KT		 177 OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC,
178 OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1,
e1c37eb5 179 OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2,
ce11ba6c 180 OPTION_EXCLUDE_MODULES_FOR_IMPLIB,
88183869
DK		 181 OPTION_USE_NUL_PREFIXED_IMPORT_TABLES,
182 OPTION_ENABLE_LONG_SECTION_NAMES,
2f563b51
DK		 183 OPTION_DISABLE_LONG_SECTION_NAMES,
184 OPTION_DYNAMIC_BASE,
185 OPTION_FORCE_INTEGRITY,
186 OPTION_NX_COMPAT,
187 OPTION_NO_ISOLATION,
188 OPTION_NO_SEH,
189 OPTION_NO_BIND,
190 OPTION_WDM_DRIVER,
191 OPTION_TERMINAL_SERVER_AWARE
99ad8390
NC		 192};
193
194static void
195gld${EMULATION_NAME}_add_options
196 (int ns ATTRIBUTE_UNUSED,
197 char **shortopts ATTRIBUTE_UNUSED,
198 int nl,
199 struct option **longopts,
200 int nrl ATTRIBUTE_UNUSED,
201 struct option **really_longopts ATTRIBUTE_UNUSED)
202{
203 static const struct option xtra_long[] =
204 {
205 /* PE options */
206 {"base-file", required_argument, NULL, OPTION_BASE_FILE},
207 {"dll", no_argument, NULL, OPTION_DLL},
208 {"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT},
209 {"heap", required_argument, NULL, OPTION_HEAP},
210 {"image-base", required_argument, NULL, OPTION_IMAGE_BASE},
211 {"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION},
212 {"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION},
213 {"major-subsystem-version", required_argument, NULL, OPTION_MAJOR_SUBSYSTEM_VERSION},
214 {"minor-image-version", required_argument, NULL, OPTION_MINOR_IMAGE_VERSION},
215 {"minor-os-version", required_argument, NULL, OPTION_MINOR_OS_VERSION},
216 {"minor-subsystem-version", required_argument, NULL, OPTION_MINOR_SUBSYSTEM_VERSION},
217 {"section-alignment", required_argument, NULL, OPTION_SECTION_ALIGNMENT},
218 {"stack", required_argument, NULL, OPTION_STACK},
219 {"subsystem", required_argument, NULL, OPTION_SUBSYSTEM},
220 {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE},
ce11ba6c
KT		 221 {"use-nul-prefixed-import-tables", no_argument, NULL,
222 OPTION_USE_NUL_PREFIXED_IMPORT_TABLES},
99ad8390
NC		 223#ifdef DLL_SUPPORT
224 /* getopt allows abbreviations, so we do this to stop it
225 from treating -o as an abbreviation for this option. */
226 {"output-def", required_argument, NULL, OPTION_OUT_DEF},
227 {"output-def", required_argument, NULL, OPTION_OUT_DEF},
228 {"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL},
229 {"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMBOLS},
230 {"exclude-libs", required_argument, NULL, OPTION_EXCLUDE_LIBS},
e1c37eb5 231 {"exclude-modules-for-implib", required_argument, NULL, OPTION_EXCLUDE_MODULES_FOR_IMPLIB},
99ad8390
NC		 232 {"kill-at", no_argument, NULL, OPTION_KILL_ATS},
233 {"add-stdcall-alias", no_argument, NULL, OPTION_STDCALL_ALIASES},
234 {"enable-stdcall-fixup", no_argument, NULL, OPTION_ENABLE_STDCALL_FIXUP},
235 {"disable-stdcall-fixup", no_argument, NULL, OPTION_DISABLE_STDCALL_FIXUP},
236 {"out-implib", required_argument, NULL, OPTION_IMPLIB_FILENAME},
237 {"warn-duplicate-exports", no_argument, NULL, OPTION_WARN_DUPLICATE_EXPORTS},
238 /* getopt() allows abbreviations, so we do this to stop it from
239 treating -c as an abbreviation for these --compat-implib. */
240 {"compat-implib", no_argument, NULL, OPTION_IMP_COMPAT},
241 {"compat-implib", no_argument, NULL, OPTION_IMP_COMPAT},
242 {"enable-auto-image-base", no_argument, NULL, OPTION_ENABLE_AUTO_IMAGE_BASE},
243 {"disable-auto-image-base", no_argument, NULL, OPTION_DISABLE_AUTO_IMAGE_BASE},
244 {"dll-search-prefix", required_argument, NULL, OPTION_DLL_SEARCH_PREFIX},
245 {"no-default-excludes", no_argument, NULL, OPTION_NO_DEFAULT_EXCLUDES},
246 {"enable-auto-import", no_argument, NULL, OPTION_DLL_ENABLE_AUTO_IMPORT},
247 {"disable-auto-import", no_argument, NULL, OPTION_DLL_DISABLE_AUTO_IMPORT},
248 {"enable-extra-pep-debug", no_argument, NULL, OPTION_ENABLE_EXTRA_PE_DEBUG},
249 {"enable-runtime-pseudo-reloc", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC},
250 {"disable-runtime-pseudo-reloc", no_argument, NULL, OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC},
6cb442d3
KT		 251 {"enable-runtime-pseudo-reloc-v1", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1},
252 {"enable-runtime-pseudo-reloc-v2", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2},
99ad8390 253#endif
88183869
DK		 254 {"enable-long-section-names", no_argument, NULL, OPTION_ENABLE_LONG_SECTION_NAMES},
255 {"disable-long-section-names", no_argument, NULL, OPTION_DISABLE_LONG_SECTION_NAMES},
2f563b51
DK		 256 {"dynamicbase",no_argument, NULL, OPTION_DYNAMIC_BASE},
257 {"forceinteg", no_argument, NULL, OPTION_FORCE_INTEGRITY},
258 {"nxcompat", no_argument, NULL, OPTION_NX_COMPAT},
259 {"no-isolation", no_argument, NULL, OPTION_NO_ISOLATION},
260 {"no-seh", no_argument, NULL, OPTION_NO_SEH},
261 {"no-bind", no_argument, NULL, OPTION_NO_BIND},
262 {"wdmdriver", no_argument, NULL, OPTION_WDM_DRIVER},
d127ecce
AM		 263 {"tsaware", no_argument, NULL, OPTION_TERMINAL_SERVER_AWARE},
264 {NULL, no_argument, NULL, 0}
99ad8390
NC		 265 };
266
d127ecce
AM		 267 *longopts
268 = xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long));
99ad8390
NC		 269 memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
270}
271
272/* PE/WIN32; added routines to get the subsystem type, heap and/or stack
273 parameters which may be input from the command line. */
274
275typedef struct
276{
277 void *ptr;
278 int size;
0ead4f8d 279 bfd_vma value;
99ad8390
NC		 280 char *symbol;
281 int inited;
282} definfo;
283
284#define D(field,symbol,def) {&pep.field,sizeof(pep.field), def, symbol,0}
285
286static definfo init[] =
287{
288 /* imagebase must be first */
289#define IMAGEBASEOFF 0
290 D(ImageBase,"__image_base__", NT_EXE_IMAGE_BASE),
291#define DLLOFF 1
292 {&dll, sizeof(dll), 0, "__dll__", 0},
293#define MSIMAGEBASEOFF 2
dffc6a64 294 D(ImageBase,"___ImageBase", NT_EXE_IMAGE_BASE),
99ad8390
NC		 295 D(SectionAlignment,"__section_alignment__", PE_DEF_SECTION_ALIGNMENT),
296 D(FileAlignment,"__file_alignment__", PE_DEF_FILE_ALIGNMENT),
297 D(MajorOperatingSystemVersion,"__major_os_version__", 4),
298 D(MinorOperatingSystemVersion,"__minor_os_version__", 0),
299 D(MajorImageVersion,"__major_image_version__", 0),
300 D(MinorImageVersion,"__minor_image_version__", 0),
301 D(MajorSubsystemVersion,"__major_subsystem_version__", 5),
302 D(MinorSubsystemVersion,"__minor_subsystem_version__", 2),
303 D(Subsystem,"__subsystem__", ${SUBSYSTEM}),
304 D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x200000),
305 D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000),
306 D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000),
307 D(SizeOfHeapCommit,"__size_of_heap_commit__", 0x1000),
308 D(LoaderFlags,"__loader_flags__", 0x0),
2f563b51 309 D(DllCharacteristics, "__dll_characteristics__", 0x0),
99ad8390
NC		 310 { NULL, 0, 0, NULL, 0 }
311};
312
313
314static void
315gld_${EMULATION_NAME}_list_options (FILE *file)
316{
317 fprintf (file, _(" --base_file <basefile> Generate a base file for relocatable DLLs\n"));
318 fprintf (file, _(" --dll Set image base to the default for DLLs\n"));
319 fprintf (file, _(" --file-alignment <size> Set file alignment\n"));
320 fprintf (file, _(" --heap <size> Set initial size of the heap\n"));
321 fprintf (file, _(" --image-base <address> Set start address of the executable\n"));
322 fprintf (file, _(" --major-image-version <number> Set version number of the executable\n"));
323 fprintf (file, _(" --major-os-version <number> Set minimum required OS version\n"));
324 fprintf (file, _(" --major-subsystem-version <number> Set minimum required OS subsystem version\n"));
325 fprintf (file, _(" --minor-image-version <number> Set revision number of the executable\n"));
326 fprintf (file, _(" --minor-os-version <number> Set minimum required OS revision\n"));
327 fprintf (file, _(" --minor-subsystem-version <number> Set minimum required OS subsystem revision\n"));
328 fprintf (file, _(" --section-alignment <size> Set section alignment\n"));
329 fprintf (file, _(" --stack <size> Set size of the initial stack\n"));
330 fprintf (file, _(" --subsystem <name>[:<version>] Set required OS subsystem [& version]\n"));
331 fprintf (file, _(" --support-old-code Support interworking with old code\n"));
332#ifdef DLL_SUPPORT
333 fprintf (file, _(" --add-stdcall-alias Export symbols with and without @nn\n"));
334 fprintf (file, _(" --disable-stdcall-fixup Don't link _sym to _sym@nn\n"));
335 fprintf (file, _(" --enable-stdcall-fixup Link _sym to _sym@nn without warnings\n"));
336 fprintf (file, _(" --exclude-symbols sym,sym,... Exclude symbols from automatic export\n"));
337 fprintf (file, _(" --exclude-libs lib,lib,... Exclude libraries from automatic export\n"));
e1c37eb5
DK		 338 fprintf (file, _(" --exclude-modules-for-implib mod,mod,...\n"));
339 fprintf (file, _(" Exclude objects, archive members from auto\n"));
340 fprintf (file, _(" export, place into import library instead.\n"));
99ad8390
NC		 341 fprintf (file, _(" --export-all-symbols Automatically export all globals to DLL\n"));
342 fprintf (file, _(" --kill-at Remove @nn from exported symbols\n"));
343 fprintf (file, _(" --out-implib <file> Generate import library\n"));
344 fprintf (file, _(" --output-def <file> Generate a .DEF file for the built DLL\n"));
345 fprintf (file, _(" --warn-duplicate-exports Warn about duplicate exports.\n"));
346 fprintf (file, _(" --compat-implib Create backward compatible import libs;\n\
347 create __imp_<SYMBOL> as well.\n"));
348 fprintf (file, _(" --enable-auto-image-base Automatically choose image base for DLLs\n\
349 unless user specifies one\n"));
350 fprintf (file, _(" --disable-auto-image-base Do not auto-choose image base. (default)\n"));
351 fprintf (file, _(" --dll-search-prefix=<string> When linking dynamically to a dll without\n\
352 an importlib, use <string><basename>.dll\n\
353 in preference to lib<basename>.dll \n"));
354 fprintf (file, _(" --enable-auto-import Do sophistcated linking of _sym to\n\
355 __imp_sym for DATA references\n"));
356 fprintf (file, _(" --disable-auto-import Do not auto-import DATA items from DLLs\n"));
357 fprintf (file, _(" --enable-runtime-pseudo-reloc Work around auto-import limitations by\n\
358 adding pseudo-relocations resolved at\n\
359 runtime.\n"));
360 fprintf (file, _(" --disable-runtime-pseudo-reloc Do not add runtime pseudo-relocations for\n\
361 auto-imported DATA.\n"));
362 fprintf (file, _(" --enable-extra-pep-debug Enable verbose debug output when building\n\
363 or linking to DLLs (esp. auto-import)\n"));
88183869
DK		 364 fprintf (file, _(" --enable-long-section-names Use long COFF section names even in\n\
365 executable image files\n"));
366 fprintf (file, _(" --disable-long-section-names Never use long COFF section names, even\n\
367 in object files\n"));
2f563b51
DK		 368 fprintf (file, _(" --dynamicbase Image base address may be relocated using\n\
369 address space layout randomization (ASLR)\n"));
370 fprintf (file, _(" --forceinteg Code integrity checks are enforced\n"));
371 fprintf (file, _(" --nxcompat Image is compatible with data execution prevention\n"));
372 fprintf (file, _(" --no-isolation Image understands isolation but do not isolate the image\n"));
373 fprintf (file, _(" --no-seh Image does not use SEH. No SE handler may\n\
374 be called in this image\n"));
d127ecce 375 fprintf (file, _(" --no-bind Do not bind this image\n"));
2f563b51
DK		 376 fprintf (file, _(" --wdmdriver Driver uses the WDM model\n"));
377 fprintf (file, _(" --tsaware Image is Terminal Server aware\n"));
99ad8390
NC		 378#endif
379}
380
381
382static void
0ead4f8d 383set_pep_name (char *name, bfd_vma val)
99ad8390
NC		 384{
385 int i;
386
387 /* Find the name and set it. */
388 for (i = 0; init[i].ptr; i++)
389 {
390 if (strcmp (name, init[i].symbol) == 0)
391 {
392 init[i].value = val;
393 init[i].inited = 1;
394 if (strcmp (name,"__image_base__") == 0)
dffc6a64 395 set_pep_name ("___ImageBase", val);
99ad8390
NC		 396 return;
397 }
398 }
399 abort ();
400}
401
402
403static void
404set_pep_subsystem (void)
405{
406 const char *sver;
407 const char *entry;
408 const char *initial_symbol_char;
409 char *end;
410 int len;
411 int i;
412 int subsystem;
413 unsigned long temp_subsystem;
414 static const struct
415 {
416 const char *name;
417 const int value;
418 const char *entry;
419 }
420 v[] =
421 {
422 { "native", 1, "NtProcessStartup" },
423 { "windows", 2, "WinMainCRTStartup" },
424 { "console", 3, "mainCRTStartup" },
425 { "posix", 7, "__PosixProcessStartup"},
426 { "wince", 9, "_WinMainCRTStartup" },
427 { "xbox", 14, "mainCRTStartup" },
428 { NULL, 0, NULL }
429 };
430 /* Entry point name for arbitrary subsystem numbers. */
431 static const char default_entry[] = "mainCRTStartup";
432
433 /* Check for the presence of a version number. */
434 sver = strchr (optarg, ':');
435 if (sver == NULL)
436 len = strlen (optarg);
437 else
438 {
439 len = sver - optarg;
440 set_pep_name ("__major_subsystem_version__",
441 strtoul (sver + 1, &end, 0));
442 if (*end == '.')
443 set_pep_name ("__minor_subsystem_version__",
444 strtoul (end + 1, &end, 0));
445 if (*end != '\0')
446 einfo (_("%P: warning: bad version number in -subsystem option\n"));
447 }
448
449 /* Check for numeric subsystem. */
450 temp_subsystem = strtoul (optarg, & end, 0);
451 if ((*end == ':' || *end == '\0') && (temp_subsystem < 65536))
452 {
453 /* Search list for a numeric match to use its entry point. */
454 for (i = 0; v[i].name; i++)
455 if (v[i].value == (int) temp_subsystem)
456 break;
457
458 /* If no match, use the default. */
459 if (v[i].name != NULL)
460 entry = v[i].entry;
461 else
462 entry = default_entry;
463
464 /* Use this subsystem. */
465 subsystem = (int) temp_subsystem;
466 }
467 else
468 {
469 /* Search for subsystem by name. */
470 for (i = 0; v[i].name; i++)
471 if (strncmp (optarg, v[i].name, len) == 0
472 && v[i].name[len] == '\0')
473 break;
474
475 if (v[i].name == NULL)
476 {
477 einfo (_("%P%F: invalid subsystem type %s\n"), optarg);
478 return;
479 }
480
481 entry = v[i].entry;
482 subsystem = v[i].value;
483 }
484
485 set_pep_name ("__subsystem__", subsystem);
486
487 initial_symbol_char = ${INITIAL_SYMBOL_CHAR};
488 if (*initial_symbol_char != '\0')
489 {
490 char *alc_entry;
491
492 /* lang_default_entry expects its argument to be permanently
493 allocated, so we don't free this string. */
494 alc_entry = xmalloc (strlen (initial_symbol_char)
495 + strlen (entry)
496 + 1);
497 strcpy (alc_entry, initial_symbol_char);
498 strcat (alc_entry, entry);
499 entry = alc_entry;
500 }
501
502 lang_default_entry (entry);
503
504 return;
505}
506
507
508static void
509set_pep_value (char *name)
510{
511 char *end;
512
0ead4f8d 513 set_pep_name (name, (bfd_vma) strtoull (optarg, &end, 0));
99ad8390
NC		 514
515 if (end == optarg)
516 einfo (_("%P%F: invalid hex number for PE parameter '%s'\n"), optarg);
517
518 optarg = end;
519}
520
521
522static void
523set_pep_stack_heap (char *resname, char *comname)
524{
525 set_pep_value (resname);
526
527 if (*optarg == ',')
528 {
529 optarg++;
530 set_pep_value (comname);
531 }
532 else if (*optarg)
533 einfo (_("%P%F: strange hex info for PE parameter '%s'\n"), optarg);
534}
535
536
537static bfd_boolean
538gld${EMULATION_NAME}_handle_option (int optc)
539{
540 switch (optc)
541 {
542 default:
543 return FALSE;
544
545 case OPTION_BASE_FILE:
546 link_info.base_file = fopen (optarg, FOPEN_WB);
547 if (link_info.base_file == NULL)
548 {
549 /* xgettext:c-format */
550 fprintf (stderr, _("%s: Can't open base file %s\n"),
551 program_name, optarg);
552 xexit (1);
553 }
554 break;
555
556 /* PE options. */
557 case OPTION_HEAP:
558 set_pep_stack_heap ("__size_of_heap_reserve__", "__size_of_heap_commit__");
559 break;
560 case OPTION_STACK:
561 set_pep_stack_heap ("__size_of_stack_reserve__", "__size_of_stack_commit__");
562 break;
563 case OPTION_SUBSYSTEM:
564 set_pep_subsystem ();
565 break;
566 case OPTION_MAJOR_OS_VERSION:
567 set_pep_value ("__major_os_version__");
568 break;
569 case OPTION_MINOR_OS_VERSION:
570 set_pep_value ("__minor_os_version__");
571 break;
572 case OPTION_MAJOR_SUBSYSTEM_VERSION:
573 set_pep_value ("__major_subsystem_version__");
574 break;
575 case OPTION_MINOR_SUBSYSTEM_VERSION:
576 set_pep_value ("__minor_subsystem_version__");
577 break;
578 case OPTION_MAJOR_IMAGE_VERSION:
579 set_pep_value ("__major_image_version__");
580 break;
581 case OPTION_MINOR_IMAGE_VERSION:
582 set_pep_value ("__minor_image_version__");
583 break;
584 case OPTION_FILE_ALIGNMENT:
585 set_pep_value ("__file_alignment__");
586 break;
587 case OPTION_SECTION_ALIGNMENT:
588 set_pep_value ("__section_alignment__");
589 break;
590 case OPTION_DLL:
591 set_pep_name ("__dll__", 1);
592 break;
593 case OPTION_IMAGE_BASE:
594 set_pep_value ("__image_base__");
595 break;
596 case OPTION_SUPPORT_OLD_CODE:
597 support_old_code = 1;
598 break;
ce11ba6c
KT		 599 case OPTION_USE_NUL_PREFIXED_IMPORT_TABLES:
600 pep_use_nul_prefixed_import_tables = TRUE;
601 break;
99ad8390
NC		 602#ifdef DLL_SUPPORT
603 case OPTION_OUT_DEF:
604 pep_out_def_filename = xstrdup (optarg);
605 break;
606 case OPTION_EXPORT_ALL:
607 pep_dll_export_everything = 1;
608 break;
609 case OPTION_EXCLUDE_SYMBOLS:
e1c37eb5 610 pep_dll_add_excludes (optarg, EXCLUDESYMS);
99ad8390
NC		 611 break;
612 case OPTION_EXCLUDE_LIBS:
e1c37eb5
DK		 613 pep_dll_add_excludes (optarg, EXCLUDELIBS);
614 break;
615 case OPTION_EXCLUDE_MODULES_FOR_IMPLIB:
616 pep_dll_add_excludes (optarg, EXCLUDEFORIMPLIB);
99ad8390
NC		 617 break;
618 case OPTION_KILL_ATS:
619 pep_dll_kill_ats = 1;
620 break;
621 case OPTION_STDCALL_ALIASES:
622 pep_dll_stdcall_aliases = 1;
623 break;
624 case OPTION_ENABLE_STDCALL_FIXUP:
625 pep_enable_stdcall_fixup = 1;
626 break;
627 case OPTION_DISABLE_STDCALL_FIXUP:
628 pep_enable_stdcall_fixup = 0;
629 break;
630 case OPTION_IMPLIB_FILENAME:
631 pep_implib_filename = xstrdup (optarg);
632 break;
633 case OPTION_WARN_DUPLICATE_EXPORTS:
634 pep_dll_warn_dup_exports = 1;
635 break;
636 case OPTION_IMP_COMPAT:
637 pep_dll_compat_implib = 1;
638 break;
639 case OPTION_ENABLE_AUTO_IMAGE_BASE:
640 pep_enable_auto_image_base = 1;
641 break;
642 case OPTION_DISABLE_AUTO_IMAGE_BASE:
643 pep_enable_auto_image_base = 0;
644 break;
645 case OPTION_DLL_SEARCH_PREFIX:
646 pep_dll_search_prefix = xstrdup (optarg);
647 break;
648 case OPTION_NO_DEFAULT_EXCLUDES:
649 pep_dll_do_default_excludes = 0;
650 break;
651 case OPTION_DLL_ENABLE_AUTO_IMPORT:
652 link_info.pei386_auto_import = 1;
653 break;
654 case OPTION_DLL_DISABLE_AUTO_IMPORT:
655 link_info.pei386_auto_import = 0;
656 break;
657 case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC:
6cb442d3 658 link_info.pei386_runtime_pseudo_reloc = 2;
99ad8390
NC		 659 break;
660 case OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC:
661 link_info.pei386_runtime_pseudo_reloc = 0;
662 break;
6cb442d3
KT		 663 case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1:
664 link_info.pei386_runtime_pseudo_reloc = 1;
665 break;
666 case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2:
667 link_info.pei386_runtime_pseudo_reloc = 2;
668 break;
99ad8390
NC		 669 case OPTION_ENABLE_EXTRA_PE_DEBUG:
670 pep_dll_extra_pe_debug = 1;
671 break;
672#endif
88183869
DK		 673 case OPTION_ENABLE_LONG_SECTION_NAMES:
674 pep_use_coff_long_section_names = 1;
675 break;
676 case OPTION_DISABLE_LONG_SECTION_NAMES:
677 pep_use_coff_long_section_names = 0;
678 break;
2f563b51
DK		 679 /* Get DLLCharacteristics bits */
680 case OPTION_DYNAMIC_BASE:
681 pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE;
682 break;
683 case OPTION_FORCE_INTEGRITY:
684 pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY;
685 break;
686 case OPTION_NX_COMPAT:
687 pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_NX_COMPAT;
688 break;
689 case OPTION_NO_ISOLATION:
690 pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_NO_ISOLATION;
691 break;
692 case OPTION_NO_SEH:
693 pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_NO_SEH;
694 break;
695 case OPTION_NO_BIND:
696 pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_NO_BIND;
697 break;
698 case OPTION_WDM_DRIVER:
699 pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_WDM_DRIVER;
700 break;
701 case OPTION_TERMINAL_SERVER_AWARE:
702 pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE;
703 break;
99ad8390 704 }
2f563b51
DK		 705
706 /* Set DLLCharacteristics bits */
707 set_pep_name ("__dll_characteristics__", pe_dll_characteristics);
708
99ad8390
NC		 709 return TRUE;
710}
711\f
712
713#ifdef DLL_SUPPORT
714static unsigned long
715strhash (const char *str)
716{
717 const unsigned char *s;
718 unsigned long hash;
719 unsigned int c;
720 unsigned int len;
721
722 hash = 0;
723 len = 0;
724 s = (const unsigned char *) str;
725 while ((c = *s++) != '\0')
726 {
727 hash += c + (c << 17);
728 hash ^= hash >> 2;
729 ++len;
730 }
731 hash += len + (len << 17);
732 hash ^= hash >> 2;
733
734 return hash;
735}
736
737/* Use the output file to create a image base for relocatable DLLs. */
738
0ead4f8d 739static bfd_vma
99ad8390
NC		 740compute_dll_image_base (const char *ofile)
741{
0ead4f8d 742 bfd_vma hash = (bfd_vma) strhash (ofile);
99ad8390
NC		 743 return 0x61300000 + ((hash << 16) & 0x0FFC0000);
744}
745#endif
746
747/* Assign values to the special symbols before the linker script is
748 read. */
749
750static void
751gld_${EMULATION_NAME}_set_symbols (void)
752{
753 /* Run through and invent symbols for all the
754 names and insert the defaults. */
755 int j;
99ad8390
NC		 756
757 if (!init[IMAGEBASEOFF].inited)
758 {
759 if (link_info.relocatable)
760 init[IMAGEBASEOFF].value = 0;
761 else if (init[DLLOFF].value || (link_info.shared && !link_info.pie))
d127ecce 762 {
99ad8390 763#ifdef DLL_SUPPORT
d127ecce
AM		 764 init[IMAGEBASEOFF].value = (pep_enable_auto_image_base
765 ? compute_dll_image_base (output_filename)
766 : NT_DLL_IMAGE_BASE);
99ad8390 767#else
d127ecce 768 init[IMAGEBASEOFF].value = NT_DLL_IMAGE_BASE;
99ad8390 769#endif
d127ecce 770 }
99ad8390
NC		 771 else
772 init[IMAGEBASEOFF].value = NT_EXE_IMAGE_BASE;
d127ecce 773 init[MSIMAGEBASEOFF].value = init[IMAGEBASEOFF].value;
99ad8390
NC		 774 }
775
776 /* Don't do any symbol assignments if this is a relocatable link. */
777 if (link_info.relocatable)
778 return;
779
780 /* Glue the assignments into the abs section. */
bde18da4 781 push_stat_ptr (&abs_output_section->children);
99ad8390
NC		 782
783 for (j = 0; init[j].ptr; j++)
784 {
0ead4f8d 785 bfd_vma val = init[j].value;
99ad8390
NC		 786 lang_assignment_statement_type *rv;
787 rv = lang_add_assignment (exp_assop ('=', init[j].symbol,
788 exp_intop (val)));
789 if (init[j].size == sizeof (short))
0ead4f8d 790 *(short *) init[j].ptr = (short) val;
99ad8390 791 else if (init[j].size == sizeof (int))
0ead4f8d 792 *(int *) init[j].ptr = (int) val;
99ad8390 793 else if (init[j].size == sizeof (long))
0ead4f8d 794 *(long *) init[j].ptr = (long) val;
99ad8390
NC		 795 /* This might be a long long or other special type. */
796 else if (init[j].size == sizeof (bfd_vma))
797 *(bfd_vma *) init[j].ptr = val;
798 else abort ();
799 if (j == IMAGEBASEOFF)
800 image_base_statement = rv;
801 }
802 /* Restore the pointer. */
bde18da4 803 pop_stat_ptr ();
99ad8390
NC		 804
805 if (pep.FileAlignment > pep.SectionAlignment)
806 {
807 einfo (_("%P: warning, file alignment > section alignment.\n"));
808 }
809}
810
811/* This is called after the linker script and the command line options
812 have been read. */
813
814static void
815gld_${EMULATION_NAME}_after_parse (void)
816{
8b747e1a
DK		 817 /* PR ld/6744: Warn the user if they have used an ELF-only
818 option hoping it will work on PE+. */
819 if (link_info.export_dynamic)
820 einfo (_("%P: warning: --export-dynamic is not supported for PE+ "
821 "targets, did you mean --export-all-symbols?\n"));
97b11f40
AM		 822
823 after_parse_default ();
99ad8390
NC		 824}
825
826/* pep-dll.c directly accesses pep_data_import_dll,
827 so it must be defined outside of #ifdef DLL_SUPPORT.
828 Note - this variable is deliberately not initialised.
829 This allows it to be treated as a common varaible, and only
830 exist in one incarnation in a multiple target enabled linker. */
831char * pep_data_import_dll;
832
833#ifdef DLL_SUPPORT
834static struct bfd_link_hash_entry *pep_undef_found_sym;
835
836static bfd_boolean
837pep_undef_cdecl_match (struct bfd_link_hash_entry *h, void *inf)
838{
839 int sl;
840 char *string = inf;
841
842 sl = strlen (string);
843 if (h->type == bfd_link_hash_defined
844 && strncmp (h->root.string, string, sl) == 0
845 && h->root.string[sl] == '@')
846 {
847 pep_undef_found_sym = h;
848 return FALSE;
849 }
850 return TRUE;
851}
852
853static void
854pep_fixup_stdcalls (void)
855{
856 static int gave_warning_message = 0;
857 struct bfd_link_hash_entry *undef, *sym;
858
859 if (pep_dll_extra_pe_debug)
860 printf ("%s\n", __FUNCTION__);
861
862 for (undef = link_info.hash->undefs; undef; undef=undef->u.undef.next)
863 if (undef->type == bfd_link_hash_undefined)
864 {
865 char* at = strchr (undef->root.string, '@');
866 int lead_at = (*undef->root.string == '@');
867 /* For now, don't try to fixup fastcall symbols. */
868
869 if (at && !lead_at)
870 {
871 /* The symbol is a stdcall symbol, so let's look for a
872 cdecl symbol with the same name and resolve to that. */
873 char *cname = xstrdup (undef->root.string /* + lead_at */);
874 at = strchr (cname, '@');
875 *at = 0;
876 sym = bfd_link_hash_lookup (link_info.hash, cname, 0, 0, 1);
877
878 if (sym && sym->type == bfd_link_hash_defined)
879 {
880 undef->type = bfd_link_hash_defined;
881 undef->u.def.value = sym->u.def.value;
882 undef->u.def.section = sym->u.def.section;
883
884 if (pep_enable_stdcall_fixup == -1)
885 {
886 einfo (_("Warning: resolving %s by linking to %s\n"),
887 undef->root.string, cname);
888 if (! gave_warning_message)
889 {
890 gave_warning_message = 1;
891 einfo (_("Use --enable-stdcall-fixup to disable these warnings\n"));
892 einfo (_("Use --disable-stdcall-fixup to disable these fixups\n"));
893 }
894 }
895 }
896 }
897 else
898 {
899 /* The symbol is a cdecl symbol, so we look for stdcall
900 symbols - which means scanning the whole symbol table. */
901 pep_undef_found_sym = 0;
902 bfd_link_hash_traverse (link_info.hash, pep_undef_cdecl_match,
903 (char *) undef->root.string);
904 sym = pep_undef_found_sym;
905 if (sym)
906 {
907 undef->type = bfd_link_hash_defined;
908 undef->u.def.value = sym->u.def.value;
909 undef->u.def.section = sym->u.def.section;
910
911 if (pep_enable_stdcall_fixup == -1)
912 {
913 einfo (_("Warning: resolving %s by linking to %s\n"),
914 undef->root.string, sym->root.string);
915 if (! gave_warning_message)
916 {
917 gave_warning_message = 1;
918 einfo (_("Use --enable-stdcall-fixup to disable these warnings\n"));
919 einfo (_("Use --disable-stdcall-fixup to disable these fixups\n"));
920 }
921 }
922 }
923 }
924 }
925}
926
927static int
928make_import_fixup (arelent *rel, asection *s)
929{
930 struct bfd_symbol *sym = *rel->sym_ptr_ptr;
6cb442d3
KT		 931 char addend[8];
932 bfd_vma _addend = 0;
933 int suc = 0;
99ad8390
NC		 934
935 if (pep_dll_extra_pe_debug)
936 printf ("arelent: %s@%#lx: add=%li\n", sym->name,
0af1713e 937 (unsigned long) rel->address, (long) rel->addend);
99ad8390 938
6cb442d3
KT		 939 memset (addend, 0, sizeof (addend));
940 switch ((rel->howto->bitsize))
941 {
942 case 8:
943 suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 1);
944 if (suc && rel->howto->pc_relative)
945 _addend = (bfd_vma) ((bfd_signed_vma) ((char) bfd_get_8 (s->owner, addend)));
946 else if (suc)
947 _addend = ((bfd_vma) bfd_get_8 (s->owner, addend)) & 0xff;
948 break;
949 case 16:
950 suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 2);
951 if (suc && rel->howto->pc_relative)
952 _addend = (bfd_vma) ((bfd_signed_vma) ((short) bfd_get_16 (s->owner, addend)));
953 else if (suc)
954 _addend = ((bfd_vma) bfd_get_16 (s->owner, addend)) & 0xffff;
955 break;
956 case 32:
957 suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 4);
958 if (suc && rel->howto->pc_relative)
959 _addend = (bfd_vma) ((bfd_signed_vma) ((int) bfd_get_32 (s->owner, addend)));
960 else if (suc)
961 _addend = ((bfd_vma) bfd_get_32 (s->owner, addend)) & 0xffffffff;
962 break;
963 case 64:
964 suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 8);
965 if (suc)
966 _addend = ((bfd_vma) bfd_get_64 (s->owner, addend));
967 break;
968 }
969 if (! suc)
99ad8390
NC		 970 einfo (_("%C: Cannot get section contents - auto-import exception\n"),
971 s->owner, s, rel->address);
972
6cb442d3
KT		 973 if (pep_dll_extra_pe_debug)
974 {
975 printf ("import of 0x%lx(0x%lx) sec_addr=0x%lx", (long) _addend, (long) rel->addend, (long) rel->address);
976 if (rel->howto->pc_relative) printf (" pcrel");
977 printf (" %d bit rel.\n",(int) rel->howto->bitsize);
978 }
979 pep_create_import_fixup (rel, s, _addend);
99ad8390
NC		 980
981 return 1;
982}
983
984static void
985pep_find_data_imports (void)
986{
987 struct bfd_link_hash_entry *undef, *sym;
988
989 if (link_info.pei386_auto_import == 0)
990 return;
991
992 for (undef = link_info.hash->undefs; undef; undef=undef->u.undef.next)
993 {
994 if (undef->type == bfd_link_hash_undefined)
995 {
996 /* C++ symbols are *long*. */
997 char buf[4096];
998
999 if (pep_dll_extra_pe_debug)
1000 printf ("%s:%s\n", __FUNCTION__, undef->root.string);
1001
1002 sprintf (buf, "__imp_%s", undef->root.string);
1003
1004 sym = bfd_link_hash_lookup (link_info.hash, buf, 0, 0, 1);
1005
1006 if (sym && sym->type == bfd_link_hash_defined)
1007 {
1008 bfd *b = sym->u.def.section->owner;
1009 asymbol **symbols;
5c1d2f5f 1010 int nsyms, i;
99ad8390
NC		 1011
1012 if (link_info.pei386_auto_import == -1)
8524166d
NC		 1013 {
1014 static bfd_boolean warned = FALSE;
1015
1016 info_msg (_("Info: resolving %s by linking to %s (auto-import)\n"),
1017 undef->root.string, buf);
1018
1019 /* PR linker/4844. */
1020 if (! warned)
1021 {
1022 warned = TRUE;
1023 einfo (_("%P: warning: auto-importing has been activated without --enable-auto-import specified on the command line.\n\
44e36d8a 1024This should work unless it involves constant data structures referencing symbols from auto-imported DLLs.\n"));
8524166d
NC		 1025 }
1026 }
99ad8390 1027
5c1d2f5f
AM		 1028 if (!bfd_generic_link_read_symbols (b))
1029 {
1030 einfo (_("%B%F: could not read symbols: %E\n"), b);
1031 return;
1032 }
1033
1034 symbols = bfd_get_outsymbols (b);
1035 nsyms = bfd_get_symcount (b);
99ad8390
NC		 1036
1037 for (i = 0; i < nsyms; i++)
1038 {
1039 if (! CONST_STRNEQ (symbols[i]->name, "__head_"))
1040 continue;
1041
1042 if (pep_dll_extra_pe_debug)
1043 printf ("->%s\n", symbols[i]->name);
1044
1045 pep_data_import_dll = (char*) (symbols[i]->name +
1046 sizeof ("__head_") - 1);
1047 break;
1048 }
1049
1050 pep_walk_relocs_of_symbol (&link_info, undef->root.string,
d127ecce 1051 make_import_fixup);
99ad8390
NC		 1052
1053 /* Let's differentiate it somehow from defined. */
1054 undef->type = bfd_link_hash_defweak;
1055 /* We replace original name with __imp_ prefixed, this
1056 1) may trash memory 2) leads to duplicate symbol generation.
1057 Still, IMHO it's better than having name poluted. */
1058 undef->root.string = sym->root.string;
1059 undef->u.def.value = sym->u.def.value;
1060 undef->u.def.section = sym->u.def.section;
1061 }
1062 }
1063 }
1064}
1065
1066static bfd_boolean
1067pr_sym (struct bfd_hash_entry *h, void *inf ATTRIBUTE_UNUSED)
1068{
1069 if (pep_dll_extra_pe_debug)
1070 printf ("+%s\n", h->string);
1071
1072 return TRUE;
1073}
1074#endif /* DLL_SUPPORT */
1075
3efd345c
DK		 1076static void
1077debug_section_p (bfd *abfd ATTRIBUTE_UNUSED, asection *sect, void *obj)
1078{
1079 int *found = (int *) obj;
1080 if (strncmp (".debug_", sect->name, sizeof (".debug_") - 1) == 0)
1081 *found = 1;
1082}
99ad8390
NC		 1083
1084static void
1085gld_${EMULATION_NAME}_after_open (void)
1086{
1087#ifdef DLL_SUPPORT
1088 if (pep_dll_extra_pe_debug)
1089 {
1090 bfd *a;
1091 struct bfd_link_hash_entry *sym;
1092
1093 printf ("%s()\n", __FUNCTION__);
1094
1095 for (sym = link_info.hash->undefs; sym; sym=sym->u.undef.next)
1096 printf ("-%s\n", sym->root.string);
1097 bfd_hash_traverse (&link_info.hash->table, pr_sym, NULL);
1098
1099 for (a = link_info.input_bfds; a; a = a->link_next)
1100 printf ("*%s\n",a->filename);
1101 }
1102#endif
1103
1104 /* Pass the wacky PE command line options into the output bfd.
1105 FIXME: This should be done via a function, rather than by
1106 including an internal BFD header. */
1107
f13a99db
AM		 1108 if (coff_data (link_info.output_bfd) == NULL
1109 || coff_data (link_info.output_bfd)->pe == 0)
1110 einfo (_("%F%P: cannot perform PE operations on non PE output file '%B'.\n"),
1111 link_info.output_bfd);
99ad8390 1112
f13a99db
AM		 1113 pe_data (link_info.output_bfd)->pe_opthdr = pep;
1114 pe_data (link_info.output_bfd)->dll = init[DLLOFF].value;
1115 pe_data (link_info.output_bfd)->real_flags |= real_flags;
3efd345c
DK		 1116
1117 /* At this point we must decide whether to use long section names
1118 in the output or not. If the user hasn't explicitly specified
1119 on the command line, we leave it to the default for the format
1120 (object files yes, image files no), except if there is debug
1121 information present; GDB relies on the long section names to
1122 find it, so enable it in that case. */
1123 if (pep_use_coff_long_section_names < 0 && link_info.strip == strip_none)
1124 {
1125 /* Iterate over all sections of all input BFDs, checking
1126 for any that begin 'debug_' and are long names. */
1127 LANG_FOR_EACH_INPUT_STATEMENT (is)
1128 {
1129 int found_debug = 0;
1130 bfd_map_over_sections (is->the_bfd, debug_section_p, &found_debug);
1131 if (found_debug)
1132 {
1133 pep_use_coff_long_section_names = 1;
1134 break;
1135 }
1136 }
1137 }
1138
88183869 1139 pep_output_file_set_long_section_names (link_info.output_bfd);
99ad8390
NC		 1140
1141#ifdef DLL_SUPPORT
1142 if (pep_enable_stdcall_fixup) /* -1=warn or 1=disable */
1143 pep_fixup_stdcalls ();
1144
f13a99db 1145 pep_process_import_defs (link_info.output_bfd, &link_info);
99ad8390
NC		 1146
1147 pep_find_data_imports ();
1148
1149#ifndef TARGET_IS_i386pep
1150 if (link_info.shared)
1151#else
1152 if (!link_info.relocatable)
1153#endif
f13a99db 1154 pep_dll_build_sections (link_info.output_bfd, &link_info);
99ad8390
NC		 1155
1156#ifndef TARGET_IS_i386pep
1157 else
f13a99db 1158 pep_exe_build_sections (link_info.output_bfd, &link_info);
99ad8390
NC		 1159#endif
1160#endif /* DLL_SUPPORT */
1161
1162 {
1163 /* This next chunk of code tries to detect the case where you have
1164 two import libraries for the same DLL (specifically,
1165 symbolically linking libm.a and libc.a in cygwin to
1166 libcygwin.a). In those cases, it's possible for function
1167 thunks from the second implib to be used but without the
1168 head/tail objects, causing an improper import table. We detect
1169 those cases and rename the "other" import libraries to match
1170 the one the head/tail come from, so that the linker will sort
1171 things nicely and produce a valid import table. */
1172
1173 LANG_FOR_EACH_INPUT_STATEMENT (is)
1174 {
1175 if (is->the_bfd->my_archive)
1176 {
1177 int idata2 = 0, reloc_count=0, is_imp = 0;
1178 asection *sec;
1179
1180 /* See if this is an import library thunk. */
1181 for (sec = is->the_bfd->sections; sec; sec = sec->next)
1182 {
1183 if (strcmp (sec->name, ".idata\$2") == 0)
1184 idata2 = 1;
1185 if (CONST_STRNEQ (sec->name, ".idata\$"))
1186 is_imp = 1;
1187 reloc_count += sec->reloc_count;
1188 }
1189
1190 if (is_imp && !idata2 && reloc_count)
1191 {
1192 /* It is, look for the reference to head and see if it's
1193 from our own library. */
1194 for (sec = is->the_bfd->sections; sec; sec = sec->next)
1195 {
1196 int i;
99ad8390
NC		 1197 long relsize;
1198 asymbol **symbols;
1199 arelent **relocs;
1200 int nrelocs;
1201
99ad8390
NC		 1202 relsize = bfd_get_reloc_upper_bound (is->the_bfd, sec);
1203 if (relsize < 1)
1204 break;
1205
5c1d2f5f 1206 if (!bfd_generic_link_read_symbols (is->the_bfd))
99ad8390 1207 {
5c1d2f5f
AM		 1208 einfo (_("%B%F: could not read symbols: %E\n"),
1209 is->the_bfd);
99ad8390
NC		 1210 return;
1211 }
5c1d2f5f 1212 symbols = bfd_get_outsymbols (is->the_bfd);
99ad8390
NC		 1213
1214 relocs = xmalloc ((size_t) relsize);
1215 nrelocs = bfd_canonicalize_reloc (is->the_bfd, sec,
1216 relocs, symbols);
1217 if (nrelocs < 0)
1218 {
1219 free (relocs);
44e36d8a 1220 einfo ("%X%P: unable to process relocs: %E\n");
99ad8390
NC		 1221 return;
1222 }
1223
1224 for (i = 0; i < nrelocs; i++)
1225 {
1226 struct bfd_symbol *s;
1227 struct bfd_link_hash_entry * blhe;
1228 char *other_bfd_filename;
1229 char *n;
1230
1231 s = (relocs[i]->sym_ptr_ptr)[0];
1232
1233 if (s->flags & BSF_LOCAL)
1234 continue;
1235
1236 /* Thunk section with reloc to another bfd. */
1237 blhe = bfd_link_hash_lookup (link_info.hash,
1238 s->name,
1239 FALSE, FALSE, TRUE);
1240
1241 if (blhe == NULL
1242 || blhe->type != bfd_link_hash_defined)
1243 continue;
1244
1245 other_bfd_filename
1246 = blhe->u.def.section->owner->my_archive
1247 ? bfd_get_filename (blhe->u.def.section->owner->my_archive)
1248 : bfd_get_filename (blhe->u.def.section->owner);
1249
1250 if (strcmp (bfd_get_filename (is->the_bfd->my_archive),
1251 other_bfd_filename) == 0)
1252 continue;
1253
1254 /* Rename this implib to match the other one. */
1255 n = xmalloc (strlen (other_bfd_filename) + 1);
1256 strcpy (n, other_bfd_filename);
1257 is->the_bfd->my_archive->filename = n;
1258 }
1259
1260 free (relocs);
1261 /* Note - we do not free the symbols,
1262 they are now cached in the BFD. */
1263 }
1264 }
1265 }
1266 }
1267 }
1268
1269 {
1270 int is_ms_arch = 0;
1271 bfd *cur_arch = 0;
1272 lang_input_statement_type *is2;
1273 lang_input_statement_type *is3;
1274
1275 /* Careful - this is a shell script. Watch those dollar signs! */
1276 /* Microsoft import libraries have every member named the same,
1277 and not in the right order for us to link them correctly. We
1278 must detect these and rename the members so that they'll link
1279 correctly. There are three types of objects: the head, the
1280 thunks, and the sentinel(s). The head is easy; it's the one
1281 with idata2. We assume that the sentinels won't have relocs,
1282 and the thunks will. It's easier than checking the symbol
1283 table for external references. */
1284 LANG_FOR_EACH_INPUT_STATEMENT (is)
1285 {
1286 if (is->the_bfd->my_archive)
1287 {
1288 char *pnt;
1289 bfd *arch = is->the_bfd->my_archive;
1290
1291 if (cur_arch != arch)
1292 {
1293 cur_arch = arch;
1294 is_ms_arch = 1;
1295
1296 for (is3 = is;
1297 is3 && is3->the_bfd->my_archive == arch;
1298 is3 = (lang_input_statement_type *) is3->next)
1299 {
1300 /* A MS dynamic import library can also contain static
1301 members, so look for the first element with a .dll
1302 extension, and use that for the remainder of the
1303 comparisons. */
1304 pnt = strrchr (is3->the_bfd->filename, '.');
1305 if (pnt != NULL && strcmp (pnt, ".dll") == 0)
1306 break;
1307 }
1308
1309 if (is3 == NULL)
1310 is_ms_arch = 0;
1311 else
1312 {
1313 /* OK, found one. Now look to see if the remaining
1314 (dynamic import) members use the same name. */
1315 for (is2 = is;
1316 is2 && is2->the_bfd->my_archive == arch;
1317 is2 = (lang_input_statement_type *) is2->next)
1318 {
1319 /* Skip static members, ie anything with a .obj
1320 extension. */
1321 pnt = strrchr (is2->the_bfd->filename, '.');
1322 if (pnt != NULL && strcmp (pnt, ".obj") == 0)
1323 continue;
1324
1325 if (strcmp (is3->the_bfd->filename,
1326 is2->the_bfd->filename))
1327 {
1328 is_ms_arch = 0;
1329 break;
1330 }
1331 }
1332 }
1333 }
1334
1335 /* This fragment might have come from an .obj file in a Microsoft
1336 import, and not an actual import record. If this is the case,
1337 then leave the filename alone. */
1338 pnt = strrchr (is->the_bfd->filename, '.');
1339
1340 if (is_ms_arch && (strcmp (pnt, ".dll") == 0))
1341 {
1342 int idata2 = 0, reloc_count=0;
1343 asection *sec;
1344 char *new_name, seq;
1345
1346 for (sec = is->the_bfd->sections; sec; sec = sec->next)
1347 {
1348 if (strcmp (sec->name, ".idata\$2") == 0)
1349 idata2 = 1;
1350 reloc_count += sec->reloc_count;
1351 }
1352
1353 if (idata2) /* .idata2 is the TOC */
1354 seq = 'a';
1355 else if (reloc_count > 0) /* thunks */
1356 seq = 'b';
1357 else /* sentinel */
1358 seq = 'c';
1359
1360 new_name = xmalloc (strlen (is->the_bfd->filename) + 3);
1361 sprintf (new_name, "%s.%c", is->the_bfd->filename, seq);
1362 is->the_bfd->filename = new_name;
1363
1364 new_name = xmalloc (strlen (is->filename) + 3);
1365 sprintf (new_name, "%s.%c", is->filename, seq);
1366 is->filename = new_name;
1367 }
1368 }
1369 }
1370 }
1371}
1372\f
1373static void
1374gld_${EMULATION_NAME}_before_allocation (void)
1375{
1376 before_allocation_default ();
1377}
1378\f
1379#ifdef DLL_SUPPORT
1380/* This is called when an input file isn't recognized as a BFD. We
1381 check here for .DEF files and pull them in automatically. */
1382
1383static int
1384saw_option (char *option)
1385{
1386 int i;
1387
1388 for (i = 0; init[i].ptr; i++)
1389 if (strcmp (init[i].symbol, option) == 0)
1390 return init[i].inited;
1391 return 0;
1392}
1393#endif /* DLL_SUPPORT */
1394
1395static bfd_boolean
1396gld_${EMULATION_NAME}_unrecognized_file (lang_input_statement_type *entry ATTRIBUTE_UNUSED)
1397{
1398#ifdef DLL_SUPPORT
1399 const char *ext = entry->filename + strlen (entry->filename) - 4;
1400
1401 if (strcmp (ext, ".def") == 0 || strcmp (ext, ".DEF") == 0)
1402 {
1403 pep_def_file = def_file_parse (entry->filename, pep_def_file);
1404
1405 if (pep_def_file)
1406 {
1407 int i, buflen=0, len;
1408 char *buf;
1409
1410 for (i = 0; i < pep_def_file->num_exports; i++)
1411 {
1412 len = strlen (pep_def_file->exports[i].internal_name);
1413 if (buflen < len + 2)
1414 buflen = len + 2;
1415 }
1416
1417 buf = xmalloc (buflen);
1418
1419 for (i = 0; i < pep_def_file->num_exports; i++)
1420 {
1421 struct bfd_link_hash_entry *h;
1422
1423 sprintf (buf, "_%s", pep_def_file->exports[i].internal_name);
1424
1425 h = bfd_link_hash_lookup (link_info.hash, buf, TRUE, TRUE, TRUE);
1426 if (h == (struct bfd_link_hash_entry *) NULL)
1427 einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n"));
1428 if (h->type == bfd_link_hash_new)
1429 {
1430 h->type = bfd_link_hash_undefined;
1431 h->u.undef.abfd = NULL;
1432 bfd_link_add_undef (link_info.hash, h);
1433 }
1434 }
1435 free (buf);
1436
1437 /* def_file_print (stdout, pep_def_file); */
1438 if (pep_def_file->is_dll == 1)
1439 link_info.shared = 1;
1440
1441 if (pep_def_file->base_address != (bfd_vma)(-1))
1442 {
f13a99db
AM		 1443 pep.ImageBase
1444 = pe_data (link_info.output_bfd)->pe_opthdr.ImageBase
1445 = init[IMAGEBASEOFF].value
1446 = pep_def_file->base_address;
99ad8390
NC		 1447 init[IMAGEBASEOFF].inited = 1;
1448 if (image_base_statement)
f13a99db
AM		 1449 image_base_statement->exp = exp_assop ('=', "__image_base__",
1450 exp_intop (pep.ImageBase));
99ad8390
NC		 1451 }
1452
1453 if (pep_def_file->stack_reserve != -1
1454 && ! saw_option ("__size_of_stack_reserve__"))
1455 {
1456 pep.SizeOfStackReserve = pep_def_file->stack_reserve;
1457 if (pep_def_file->stack_commit != -1)
1458 pep.SizeOfStackCommit = pep_def_file->stack_commit;
1459 }
1460 if (pep_def_file->heap_reserve != -1
1461 && ! saw_option ("__size_of_heap_reserve__"))
1462 {
1463 pep.SizeOfHeapReserve = pep_def_file->heap_reserve;
1464 if (pep_def_file->heap_commit != -1)
1465 pep.SizeOfHeapCommit = pep_def_file->heap_commit;
1466 }
1467 return TRUE;
1468 }
1469 }
1470#endif
1471 return FALSE;
1472}
1473
1474static bfd_boolean
1475gld_${EMULATION_NAME}_recognized_file (lang_input_statement_type *entry ATTRIBUTE_UNUSED)
1476{
1477#ifdef DLL_SUPPORT
1478#ifdef TARGET_IS_i386pep
1479 pep_dll_id_target ("pei-x86-64");
1480#endif
880383ca
NC		 1481 if (pep_bfd_is_dll (entry->the_bfd))
1482 return pep_implied_import_dll (entry->filename);
99ad8390
NC		 1483#endif
1484 return FALSE;
1485}
1486
1487static void
1488gld_${EMULATION_NAME}_finish (void)
1489{
1490 finish_default ();
1491
1492#ifdef DLL_SUPPORT
1493 if (link_info.shared
1494 || (!link_info.relocatable && pep_def_file->num_exports != 0))
1495 {
f13a99db 1496 pep_dll_fill_sections (link_info.output_bfd, &link_info);
99ad8390 1497 if (pep_implib_filename)
e1c37eb5 1498 pep_dll_generate_implib (pep_def_file, pep_implib_filename, &link_info);
99ad8390
NC		 1499 }
1500
1501 if (pep_out_def_filename)
1502 pep_dll_generate_def_file (pep_out_def_filename);
1503#endif /* DLL_SUPPORT */
1504
1505 /* I don't know where .idata gets set as code, but it shouldn't be. */
1506 {
f13a99db 1507 asection *asec = bfd_get_section_by_name (link_info.output_bfd, ".idata");
99ad8390
NC		 1508
1509 if (asec)
1510 {
1511 asec->flags &= ~SEC_CODE;
1512 asec->flags |= SEC_DATA;
1513 }
1514 }
1515}
1516
1517\f
1518/* Place an orphan section.
1519
1520 We use this to put sections in a reasonable place in the file, and
1521 to ensure that they are aligned as required.
1522
d34c1c51 1523 We handle grouped sections here as well. A section named .foo\$nn
99ad8390
NC		 1524 goes into the output section .foo. All grouped sections are sorted
1525 by name.
1526
1527 Grouped sections for the default sections are handled by the
1528 default linker script using wildcards, and are sorted by
1529 sort_sections. */
1530
c2edb4b8 1531static lang_output_section_statement_type *
8a99a385
AM		 1532gld_${EMULATION_NAME}_place_orphan (asection *s,
1533 const char *secname,
1534 int constraint)
99ad8390 1535{
bcacc0f5 1536 const char *orig_secname = secname;
99ad8390
NC		 1537 char *dollar = NULL;
1538 lang_output_section_statement_type *os;
1539 lang_statement_list_type add_child;
011aa75f 1540 lang_statement_union_type **pl;
99ad8390 1541
99ad8390 1542 /* Look through the script to see where to place this section. */
99ad8390 1543 if (!link_info.relocatable
d34c1c51 1544 && (dollar = strchr (secname, '\$')) != NULL)
99ad8390 1545 {
bcacc0f5 1546 size_t len = dollar - secname;
99ad8390 1547 char *newname = xmalloc (len + 1);
bcacc0f5 1548 memcpy (newname, secname, len);
99ad8390
NC		 1549 newname[len] = '\0';
1550 secname = newname;
1551 }
1552
99ad8390
NC		 1553 lang_list_init (&add_child);
1554
d127ecce
AM		 1555 os = NULL;
1556 if (constraint == 0)
1557 for (os = lang_output_section_find (secname);
1558 os != NULL;
1559 os = next_matching_output_section_statement (os, 0))
1560 {
1561 /* If we don't match an existing output section, tell
1562 lang_insert_orphan to create a new output section. */
1563 constraint = SPECIAL;
1564
1565 if (os->bfd_section != NULL
1566 && (os->bfd_section->flags == 0
1567 || ((s->flags ^ os->bfd_section->flags)
1568 & (SEC_LOAD | SEC_ALLOC)) == 0))
1569 {
1570 /* We already have an output section statement with this
1571 name, and its bfd section has compatible flags.
1572 If the section already exists but does not have any flags set,
1573 then it has been created by the linker, probably as a result of
1574 a --section-start command line switch. */
1575 lang_add_section (&add_child, s, os);
1576 break;
1577 }
1578 }
1579
1580 if (os == NULL)
99ad8390
NC		 1581 {
1582 static struct orphan_save hold[] =
1583 {
1584 { ".text",
1585 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE,
1586 0, 0, 0, 0 },
1587 { ".rdata",
1588 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1589 0, 0, 0, 0 },
1590 { ".data",
1591 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA,
1592 0, 0, 0, 0 },
1593 { ".bss",
1594 SEC_ALLOC,
1595 0, 0, 0, 0 }
1596 };
1597 enum orphan_save_index
1598 {
1599 orphan_text = 0,
1600 orphan_rodata,
1601 orphan_data,
1602 orphan_bss
1603 };
1604 static int orphan_init_done = 0;
1605 struct orphan_save *place;
1606 lang_output_section_statement_type *after;
1607 etree_type *address;
1608
1609 if (!orphan_init_done)
1610 {
1611 struct orphan_save *ho;
1612 for (ho = hold; ho < hold + sizeof (hold) / sizeof (hold[0]); ++ho)
1613 if (ho->name != NULL)
1614 {
1615 ho->os = lang_output_section_find (ho->name);
1616 if (ho->os != NULL && ho->os->flags == 0)
1617 ho->os->flags = ho->flags;
1618 }
1619 orphan_init_done = 1;
1620 }
1621
1622 /* Try to put the new output section in a reasonable place based
1623 on the section name and section flags. */
1624
1625 place = NULL;
1626 if ((s->flags & SEC_ALLOC) == 0)
1627 ;
1628 else if ((s->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0)
1629 place = &hold[orphan_bss];
1630 else if ((s->flags & SEC_READONLY) == 0)
1631 place = &hold[orphan_data];
1632 else if ((s->flags & SEC_CODE) == 0)
1633 place = &hold[orphan_rodata];
1634 else
1635 place = &hold[orphan_text];
1636
1637 after = NULL;
1638 if (place != NULL)
1639 {
1640 if (place->os == NULL)
1641 place->os = lang_output_section_find (place->name);
1642 after = place->os;
1643 if (after == NULL)
1644 after = lang_output_section_find_by_flags (s, &place->os, NULL);
1645 if (after == NULL)
1646 /* *ABS* is always the first output section statement. */
1647 after = (&lang_output_section_statement.head
1648 ->output_section_statement);
1649 }
1650
99ad8390
NC		 1651 /* All sections in an executable must be aligned to a page boundary. */
1652 address = exp_unop (ALIGN_K, exp_nameop (NAME, "__section_alignment__"));
8a99a385
AM		 1653 os = lang_insert_orphan (s, secname, constraint, after, place, address,
1654 &add_child);
99ad8390
NC		 1655 }
1656
011aa75f
AM		 1657 /* If the section name has a '\$', sort it with the other '\$'
1658 sections. */
1659 for (pl = &os->children.head; *pl != NULL; pl = &(*pl)->header.next)
1660 {
1661 lang_input_section_type *ls;
1662 const char *lname;
99ad8390 1663
011aa75f
AM		 1664 if ((*pl)->header.type != lang_input_section_enum)
1665 continue;
99ad8390 1666
011aa75f 1667 ls = &(*pl)->input_section;
99ad8390 1668
011aa75f
AM		 1669 lname = bfd_get_section_name (ls->section->owner, ls->section);
1670 if (strchr (lname, '\$') != NULL
1671 && (dollar == NULL || strcmp (orig_secname, lname) < 0))
1672 break;
1673 }
99ad8390 1674
011aa75f
AM		 1675 if (add_child.head != NULL)
1676 {
1677 *add_child.tail = *pl;
1678 *pl = add_child.head;
1679 }
99ad8390 1680
c2edb4b8 1681 return os;
99ad8390
NC		 1682}
1683
1684static bfd_boolean
1685gld_${EMULATION_NAME}_open_dynamic_archive
1686 (const char *arch ATTRIBUTE_UNUSED,
1687 search_dirs_type *search,
1688 lang_input_statement_type *entry)
1689{
1690 static const struct
1691 {
1692 const char * format;
1693 bfd_boolean use_prefix;
1694 }
1695 libname_fmt [] =
1696 {
1697 /* Preferred explicit import library for dll's. */
1698 { "lib%s.dll.a", FALSE },
1699 /* Alternate explicit import library for dll's. */
1700 { "%s.dll.a", FALSE },
1701 /* "libfoo.a" could be either an import lib or a static lib.
1702 For backwards compatibility, libfoo.a needs to precede
1703 libfoo.dll and foo.dll in the search. */
1704 { "lib%s.a", FALSE },
92b93329 1705 /* The 'native' spelling of an import lib name is "foo.lib". */
99ad8390
NC		 1706 { "%s.lib", FALSE },
1707#ifdef DLL_SUPPORT
1708 /* Try "<prefix>foo.dll" (preferred dll name, if specified). */
1709 { "%s%s.dll", TRUE },
1710#endif
1711 /* Try "libfoo.dll" (default preferred dll name). */
1712 { "lib%s.dll", FALSE },
1713 /* Finally try 'native' dll name "foo.dll". */
1714 { "%s.dll", FALSE },
1715 /* Note: If adding more formats to this table, make sure to check to
1716 see if their length is longer than libname_fmt[0].format, and if
1717 so, update the call to xmalloc() below. */
1718 { NULL, FALSE }
1719 };
1720 static unsigned int format_max_len = 0;
1721 const char * filename;
1722 char * full_string;
1723 char * base_string;
1724 unsigned int i;
1725
1726
1727 if (! entry->is_archive)
1728 return FALSE;
1729
1730 filename = entry->filename;
1731
1732 if (format_max_len == 0)
1733 /* We need to allow space in the memory that we are going to allocate
1734 for the characters in the format string. Since the format array is
1735 static we only need to calculate this information once. In theory
1736 this value could also be computed statically, but this introduces
1737 the possibility for a discrepancy and hence a possible memory
1738 corruption. The lengths we compute here will be too long because
1739 they will include any formating characters (%s) in the strings, but
1740 this will not matter. */
1741 for (i = 0; libname_fmt[i].format; i++)
1742 if (format_max_len < strlen (libname_fmt[i].format))
1743 format_max_len = strlen (libname_fmt[i].format);
1744
1745 full_string = xmalloc (strlen (search->name)
1746 + strlen (filename)
1747 + format_max_len
1748#ifdef DLL_SUPPORT
1749 + (pep_dll_search_prefix
1750 ? strlen (pep_dll_search_prefix) : 0)
1751#endif
1752 /* Allow for the terminating NUL and for the path
1753 separator character that is inserted between
1754 search->name and the start of the format string. */
1755 + 2);
1756
1757 sprintf (full_string, "%s/", search->name);
1758 base_string = full_string + strlen (full_string);
1759
1760 for (i = 0; libname_fmt[i].format; i++)
1761 {
92b93329 1762#ifdef DLL_SUPPORT
99ad8390
NC		 1763 if (libname_fmt[i].use_prefix)
1764 {
1765 if (!pep_dll_search_prefix)
1766 continue;
1767 sprintf (base_string, libname_fmt[i].format, pep_dll_search_prefix, filename);
1768 }
1769 else
1770#endif
1771 sprintf (base_string, libname_fmt[i].format, filename);
1772
1773 if (ldfile_try_open_bfd (full_string, entry))
1774 break;
1775 }
1776
1777 if (!libname_fmt[i].format)
1778 {
1779 free (full_string);
1780 return FALSE;
1781 }
1782
1783 entry->filename = full_string;
1784
1785 return TRUE;
1786}
1787
1788static int
1789gld_${EMULATION_NAME}_find_potential_libraries
1790 (char *name, lang_input_statement_type *entry)
1791{
1792 return ldfile_open_file_search (name, entry, "", ".lib");
1793}
1794\f
1795static char *
1796gld_${EMULATION_NAME}_get_script (int *isfile)
1797EOF
1798# Scripts compiled in.
1799# sed commands to quote an ld script as a C string.
1800sc="-f stringify.sed"
1801
92b93329 1802fragment <<EOF
99ad8390
NC		 1803{
1804 *isfile = 0;
1805
1806 if (link_info.relocatable && config.build_constructors)
1807 return
1808EOF
1809sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
1810echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c
1811sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
1812echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
1813sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
1814echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
1815sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
e2a83dd0
NC		 1816if test -n "$GENERATE_AUTO_IMPORT_SCRIPT" ; then
1817echo ' ; else if (link_info.pei386_auto_import == 1) return' >> e${EMULATION_NAME}.c
1818sed $sc ldscripts/${EMULATION_NAME}.xa >> e${EMULATION_NAME}.c
1819fi
99ad8390
NC		 1820echo ' ; else return' >> e${EMULATION_NAME}.c
1821sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
1822echo '; }' >> e${EMULATION_NAME}.c
1823
92b93329 1824fragment <<EOF
99ad8390
NC		 1825
1826
1827struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
1828{
1829 gld_${EMULATION_NAME}_before_parse,
1830 syslib_default,
1831 hll_default,
1832 gld_${EMULATION_NAME}_after_parse,
1833 gld_${EMULATION_NAME}_after_open,
1834 after_allocation_default,
1835 set_output_arch_default,
1836 ldemul_default_target,
1837 gld_${EMULATION_NAME}_before_allocation,
1838 gld_${EMULATION_NAME}_get_script,
1839 "${EMULATION_NAME}",
1840 "${OUTPUT_FORMAT}",
1841 gld_${EMULATION_NAME}_finish,
1842 NULL, /* Create output section statements. */
1843 gld_${EMULATION_NAME}_open_dynamic_archive,
1844 gld_${EMULATION_NAME}_place_orphan,
1845 gld_${EMULATION_NAME}_set_symbols,
1846 NULL, /* parse_args */
1847 gld${EMULATION_NAME}_add_options,
1848 gld${EMULATION_NAME}_handle_option,
1849 gld_${EMULATION_NAME}_unrecognized_file,
1850 gld_${EMULATION_NAME}_list_options,
1851 gld_${EMULATION_NAME}_recognized_file,
1852 gld_${EMULATION_NAME}_find_potential_libraries,
1853 NULL /* new_vers_pattern. */
1854};
1855EOF
GDB Binutils - Deliverables
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