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# This shell script emits a C file. -*- C -*-

# It does some substitutions.

test -z "${ENTRY}" && ENTRY="_mainCRTStartup"

if [ -z "$MACHINE" ]; then

  OUTPUT_ARCH=${ARCH}

else

  OUTPUT_ARCH=${ARCH}:${MACHINE}

fi

rm -f e${EMULATION_NAME}.c

(echo;echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-)

fragment <

/* Copyright 2006, 2007, 2008 Free Software Foundation, Inc.

   Written by Kai Tietz, OneVision Software GmbH&CoKg.

   This file is part of the GNU Binutils.

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 3 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program; if not, write to the Free Software

   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,

   MA 02110-1301, USA.  */

/* For WINDOWS_XP64 and higher */

/* Based on pe.em, but modified for 64 bit support.  */

#define TARGET_IS_${EMULATION_NAME}

#define COFF_IMAGE_WITH_PE

#define COFF_WITH_PE

#define COFF_WITH_pex64

#include "sysdep.h"

#include "bfd.h"

#include "bfdlink.h"

#include "getopt.h"

#include "libiberty.h"

#include "ld.h"

#include "ldmain.h"

#include "ldexp.h"

#include "ldlang.h"

#include "ldfile.h"

#include "ldemul.h"

#include 

#include "ldlex.h"

#include "ldmisc.h"

#include "ldctor.h"

#include "coff/internal.h"

/* FIXME: See bfd/peXXigen.c for why we include an architecture specific

   header in generic PE code.  */

#include "coff/x86_64.h"

#include "coff/pe.h"

/* FIXME: This is a BFD internal header file, and we should not be

   using it here.  */

#include "../bfd/libcoff.h"

#undef  AOUTSZ

#define AOUTSZ          PEPAOUTSZ

#define PEAOUTHDR       PEPAOUTHDR

#include "deffile.h"

#include "pep-dll.h"

#include "safe-ctype.h"

/* Permit the emulation parameters to override the default section

   alignment by setting OVERRIDE_SECTION_ALIGNMENT.  FIXME: This makes

   it seem that include/coff/internal.h should not define

   PE_DEF_SECTION_ALIGNMENT.  */

#if PE_DEF_SECTION_ALIGNMENT != ${OVERRIDE_SECTION_ALIGNMENT:-PE_DEF_SECTION_ALIGNMENT}

#undef  PE_DEF_SECTION_ALIGNMENT

#define PE_DEF_SECTION_ALIGNMENT ${OVERRIDE_SECTION_ALIGNMENT}

#endif

#ifdef TARGET_IS_i386pep

#define DLL_SUPPORT

#endif

#if defined(TARGET_IS_i386pep) || ! defined(DLL_SUPPORT)

#define PE_DEF_SUBSYSTEM                3

#else

#undef  NT_EXE_IMAGE_BASE

#define NT_EXE_IMAGE_BASE               0x00010000

#undef  PE_DEF_SECTION_ALIGNMENT

#define PE_DEF_SUBSYSTEM                2

#undef  PE_DEF_FILE_ALIGNMENT

#define PE_DEF_FILE_ALIGNMENT           0x00000200

#define PE_DEF_SECTION_ALIGNMENT        0x00000400

#endif

static struct internal_extra_pe_aouthdr pep;

static int dll;

static flagword real_flags = IMAGE_FILE_LARGE_ADDRESS_AWARE;

static int support_old_code = 0;

static lang_assignment_statement_type *image_base_statement = 0;

#ifdef DLL_SUPPORT

static int    pep_enable_stdcall_fixup = 1; /* 0=disable 1=enable (default).  */

static char * pep_out_def_filename = NULL;

static char * pep_implib_filename = NULL;

static int    pep_enable_auto_image_base = 0;

static char * pep_dll_search_prefix = NULL;

#endif

extern const char *output_filename;

static void

gld_${EMULATION_NAME}_before_parse (void)

{

  ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);

  output_filename = "${EXECUTABLE_NAME:-a.exe}";

#ifdef DLL_SUPPORT

  config.dynamic_link = TRUE;

  config.has_shared = 1;

  link_info.pei386_auto_import = -1;

  link_info.pei386_runtime_pseudo_reloc = -1;

#if (PE_DEF_SUBSYSTEM == 9) || (PE_DEF_SUBSYSTEM == 2)

  lang_default_entry ("_WinMainCRTStartup");

#else

  lang_default_entry ("${ENTRY}");

#endif

#endif

}

/* PE format extra command line options.  */

/* Used for setting flags in the PE header.  */

enum options

{

  OPTION_BASE_FILE = 300 + 1,

  OPTION_DLL,

  OPTION_FILE_ALIGNMENT,

  OPTION_IMAGE_BASE,

  OPTION_MAJOR_IMAGE_VERSION,

  OPTION_MAJOR_OS_VERSION,

  OPTION_MAJOR_SUBSYSTEM_VERSION,

  OPTION_MINOR_IMAGE_VERSION,

  OPTION_MINOR_OS_VERSION,

  OPTION_MINOR_SUBSYSTEM_VERSION,

  OPTION_SECTION_ALIGNMENT,

  OPTION_STACK,

  OPTION_SUBSYSTEM,

  OPTION_HEAP,

  OPTION_SUPPORT_OLD_CODE,

  OPTION_OUT_DEF,

  OPTION_EXPORT_ALL,

  OPTION_EXCLUDE_SYMBOLS,

  OPTION_KILL_ATS,

  OPTION_STDCALL_ALIASES,

  OPTION_ENABLE_STDCALL_FIXUP,

  OPTION_DISABLE_STDCALL_FIXUP,

  OPTION_IMPLIB_FILENAME,

  OPTION_WARN_DUPLICATE_EXPORTS,

  OPTION_IMP_COMPAT,

  OPTION_ENABLE_AUTO_IMAGE_BASE,

  OPTION_DISABLE_AUTO_IMAGE_BASE,

  OPTION_DLL_SEARCH_PREFIX,

  OPTION_NO_DEFAULT_EXCLUDES,

  OPTION_DLL_ENABLE_AUTO_IMPORT,

  OPTION_DLL_DISABLE_AUTO_IMPORT,

  OPTION_ENABLE_EXTRA_PE_DEBUG,

  OPTION_EXCLUDE_LIBS,

  OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC,

  OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC

};

static void

gld${EMULATION_NAME}_add_options

  (int ns ATTRIBUTE_UNUSED,

   char **shortopts ATTRIBUTE_UNUSED,

   int nl,

   struct option **longopts,

   int nrl ATTRIBUTE_UNUSED,

   struct option **really_longopts ATTRIBUTE_UNUSED)

{

  static const struct option xtra_long[] =

  {

    /* PE options */

    {"base-file", required_argument, NULL, OPTION_BASE_FILE},

    {"dll", no_argument, NULL, OPTION_DLL},

    {"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT},

    {"heap", required_argument, NULL, OPTION_HEAP},

    {"image-base", required_argument, NULL, OPTION_IMAGE_BASE},

    {"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION},

    {"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION},

    {"major-subsystem-version", required_argument, NULL, OPTION_MAJOR_SUBSYSTEM_VERSION},

    {"minor-image-version", required_argument, NULL, OPTION_MINOR_IMAGE_VERSION},

    {"minor-os-version", required_argument, NULL, OPTION_MINOR_OS_VERSION},

    {"minor-subsystem-version", required_argument, NULL, OPTION_MINOR_SUBSYSTEM_VERSION},

    {"section-alignment", required_argument, NULL, OPTION_SECTION_ALIGNMENT},

    {"stack", required_argument, NULL, OPTION_STACK},

    {"subsystem", required_argument, NULL, OPTION_SUBSYSTEM},

    {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE},

#ifdef DLL_SUPPORT

    /* getopt allows abbreviations, so we do this to stop it

       from treating -o as an abbreviation for this option.  */

    {"output-def", required_argument, NULL, OPTION_OUT_DEF},

    {"output-def", required_argument, NULL, OPTION_OUT_DEF},

    {"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL},

    {"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMBOLS},

    {"exclude-libs", required_argument, NULL, OPTION_EXCLUDE_LIBS},

    {"kill-at", no_argument, NULL, OPTION_KILL_ATS},

    {"add-stdcall-alias", no_argument, NULL, OPTION_STDCALL_ALIASES},

    {"enable-stdcall-fixup", no_argument, NULL, OPTION_ENABLE_STDCALL_FIXUP},

    {"disable-stdcall-fixup", no_argument, NULL, OPTION_DISABLE_STDCALL_FIXUP},

    {"out-implib", required_argument, NULL, OPTION_IMPLIB_FILENAME},

    {"warn-duplicate-exports", no_argument, NULL, OPTION_WARN_DUPLICATE_EXPORTS},

    /* getopt() allows abbreviations, so we do this to stop it from

       treating -c as an abbreviation for these --compat-implib.  */

    {"compat-implib", no_argument, NULL, OPTION_IMP_COMPAT},

    {"compat-implib", no_argument, NULL, OPTION_IMP_COMPAT},

    {"enable-auto-image-base", no_argument, NULL, OPTION_ENABLE_AUTO_IMAGE_BASE},

    {"disable-auto-image-base", no_argument, NULL, OPTION_DISABLE_AUTO_IMAGE_BASE},

    {"dll-search-prefix", required_argument, NULL, OPTION_DLL_SEARCH_PREFIX},

    {"no-default-excludes", no_argument, NULL, OPTION_NO_DEFAULT_EXCLUDES},

    {"enable-auto-import", no_argument, NULL, OPTION_DLL_ENABLE_AUTO_IMPORT},

    {"disable-auto-import", no_argument, NULL, OPTION_DLL_DISABLE_AUTO_IMPORT},

    {"enable-extra-pep-debug", no_argument, NULL, OPTION_ENABLE_EXTRA_PE_DEBUG},

    {"enable-runtime-pseudo-reloc", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC},

    {"disable-runtime-pseudo-reloc", no_argument, NULL, OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC},

#endif

    {NULL, no_argument, NULL, 0}

  };

  *longopts = xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long));

  memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));

}

/* PE/WIN32; added routines to get the subsystem type, heap and/or stack

   parameters which may be input from the command line.  */

typedef struct

{

  void *ptr;

  int size;

  int value;

  char *symbol;

  int inited;

} definfo;

#define D(field,symbol,def)  {&pep.field,sizeof(pep.field), def, symbol,0}

static definfo init[] =

{

  /* imagebase must be first */

#define IMAGEBASEOFF 0

  D(ImageBase,"__image_base__", NT_EXE_IMAGE_BASE),

#define DLLOFF 1

  {&dll, sizeof(dll), 0, "__dll__", 0},

#define MSIMAGEBASEOFF  2

  D(ImageBase,"___ImageBase", NT_EXE_IMAGE_BASE),

  D(SectionAlignment,"__section_alignment__", PE_DEF_SECTION_ALIGNMENT),

  D(FileAlignment,"__file_alignment__", PE_DEF_FILE_ALIGNMENT),

  D(MajorOperatingSystemVersion,"__major_os_version__", 4),

  D(MinorOperatingSystemVersion,"__minor_os_version__", 0),

  D(MajorImageVersion,"__major_image_version__", 0),

  D(MinorImageVersion,"__minor_image_version__", 0),

  D(MajorSubsystemVersion,"__major_subsystem_version__", 5),

  D(MinorSubsystemVersion,"__minor_subsystem_version__", 2),

  D(Subsystem,"__subsystem__", ${SUBSYSTEM}),

  D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x200000),

  D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000),

  D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000),

  D(SizeOfHeapCommit,"__size_of_heap_commit__", 0x1000),

  D(LoaderFlags,"__loader_flags__", 0x0),

  { NULL, 0, 0, NULL, 0 }

};

static void

gld_${EMULATION_NAME}_list_options (FILE *file)

{

  fprintf (file, _("  --base_file              Generate a base file for relocatable DLLs\n"));

  fprintf (file, _("  --dll                              Set image base to the default for DLLs\n"));

  fprintf (file, _("  --file-alignment             Set file alignment\n"));

  fprintf (file, _("  --heap                       Set initial size of the heap\n"));

  fprintf (file, _("  --image-base 
             Set start address of the executable\n"));

  fprintf (file, _("  --major-image-version      Set version number of the executable\n"));

  fprintf (file, _("  --major-os-version         Set minimum required OS version\n"));

  fprintf (file, _("  --major-subsystem-version  Set minimum required OS subsystem version\n"));

  fprintf (file, _("  --minor-image-version      Set revision number of the executable\n"));

  fprintf (file, _("  --minor-os-version         Set minimum required OS revision\n"));

  fprintf (file, _("  --minor-subsystem-version  Set minimum required OS subsystem revision\n"));

  fprintf (file, _("  --section-alignment          Set section alignment\n"));

  fprintf (file, _("  --stack                      Set size of the initial stack\n"));

  fprintf (file, _("  --subsystem [:]     Set required OS subsystem [& version]\n"));

  fprintf (file, _("  --support-old-code                 Support interworking with old code\n"));

#ifdef DLL_SUPPORT

  fprintf (file, _("  --add-stdcall-alias                Export symbols with and without @nn\n"));

  fprintf (file, _("  --disable-stdcall-fixup            Don't link _sym to _sym@nn\n"));

  fprintf (file, _("  --enable-stdcall-fixup             Link _sym to _sym@nn without warnings\n"));

  fprintf (file, _("  --exclude-symbols sym,sym,...      Exclude symbols from automatic export\n"));

  fprintf (file, _("  --exclude-libs lib,lib,...         Exclude libraries from automatic export\n"));

  fprintf (file, _("  --export-all-symbols               Automatically export all globals to DLL\n"));

  fprintf (file, _("  --kill-at                          Remove @nn from exported symbols\n"));

  fprintf (file, _("  --out-implib                 Generate import library\n"));

  fprintf (file, _("  --output-def                 Generate a .DEF file for the built DLL\n"));

  fprintf (file, _("  --warn-duplicate-exports           Warn about duplicate exports.\n"));

  fprintf (file, _("  --compat-implib                    Create backward compatible import libs;\n\

                                       create __imp_ as well.\n"));

  fprintf (file, _("  --enable-auto-image-base           Automatically choose image base for DLLs\n\

                                       unless user specifies one\n"));

  fprintf (file, _("  --disable-auto-image-base          Do not auto-choose image base. (default)\n"));

  fprintf (file, _("  --dll-search-prefix=       When linking dynamically to a dll without\n\

                                       an importlib, use .dll\n\

                                       in preference to lib.dll \n"));

  fprintf (file, _("  --enable-auto-import               Do sophistcated linking of _sym to\n\

                                       __imp_sym for DATA references\n"));

  fprintf (file, _("  --disable-auto-import              Do not auto-import DATA items from DLLs\n"));

  fprintf (file, _("  --enable-runtime-pseudo-reloc      Work around auto-import limitations by\n\

                                       adding pseudo-relocations resolved at\n\

                                       runtime.\n"));

  fprintf (file, _("  --disable-runtime-pseudo-reloc     Do not add runtime pseudo-relocations for\n\

                                       auto-imported DATA.\n"));

  fprintf (file, _("  --enable-extra-pep-debug            Enable verbose debug output when building\n\

                                       or linking to DLLs (esp. auto-import)\n"));

#endif

}

static void

set_pep_name (char *name, long val)

{

  int i;

  /* Find the name and set it.  */

  for (i = 0; init[i].ptr; i++)

    {

      if (strcmp (name, init[i].symbol) == 0)

        {

          init[i].value = val;

          init[i].inited = 1;

          if (strcmp (name,"__image_base__") == 0)

            set_pep_name ("___ImageBase", val);

          return;

        }

    }

  abort ();

}

static void

set_pep_subsystem (void)

{

  const char *sver;

  const char *entry;

  const char *initial_symbol_char;

  char *end;

  int len;

  int i;

  int subsystem;

  unsigned long temp_subsystem;

  static const struct

    {

      const char *name;

      const int value;

      const char *entry;

    }

  v[] =

    {

      { "native",  1, "NtProcessStartup" },

      { "windows", 2, "WinMainCRTStartup" },

      { "console", 3, "mainCRTStartup" },

      { "posix",   7, "__PosixProcessStartup"},

      { "wince",   9, "_WinMainCRTStartup" },

      { "xbox",   14, "mainCRTStartup" },

      { NULL, 0, NULL }

    };

  /* Entry point name for arbitrary subsystem numbers.  */

  static const char default_entry[] = "mainCRTStartup";

  /* Check for the presence of a version number.  */

  sver = strchr (optarg, ':');

  if (sver == NULL)

    len = strlen (optarg);

  else

    {

      len = sver - optarg;

      set_pep_name ("__major_subsystem_version__",

                    strtoul (sver + 1, &end, 0));

      if (*end == '.')

        set_pep_name ("__minor_subsystem_version__",

                      strtoul (end + 1, &end, 0));

      if (*end != '\0')

        einfo (_("%P: warning: bad version number in -subsystem option\n"));

    }

  /* Check for numeric subsystem.  */

  temp_subsystem = strtoul (optarg, & end, 0);

  if ((*end == ':' || *end == '\0') && (temp_subsystem < 65536))

    {

      /* Search list for a numeric match to use its entry point.  */

      for (i = 0; v[i].name; i++)

        if (v[i].value == (int) temp_subsystem)

          break;

      /* If no match, use the default.  */

      if (v[i].name != NULL)

        entry = v[i].entry;

      else

        entry = default_entry;

      /* Use this subsystem.  */

      subsystem = (int) temp_subsystem;

    }

  else

    {

      /* Search for subsystem by name.  */

      for (i = 0; v[i].name; i++)

        if (strncmp (optarg, v[i].name, len) == 0

            && v[i].name[len] == '\0')

          break;

      if (v[i].name == NULL)

        {

          einfo (_("%P%F: invalid subsystem type %s\n"), optarg);

          return;

        }

      entry = v[i].entry;

      subsystem = v[i].value;

    }

  set_pep_name ("__subsystem__", subsystem);

  initial_symbol_char = ${INITIAL_SYMBOL_CHAR};

  if (*initial_symbol_char != '\0')

    {

      char *alc_entry;

      /* lang_default_entry expects its argument to be permanently

         allocated, so we don't free this string.  */

      alc_entry = xmalloc (strlen (initial_symbol_char)

                           + strlen (entry)

                           + 1);

      strcpy (alc_entry, initial_symbol_char);

      strcat (alc_entry, entry);

      entry = alc_entry;

    }

  lang_default_entry (entry);

  return;

}

static void

set_pep_value (char *name)

{

  char *end;

  set_pep_name (name,  strtoul (optarg, &end, 0));

  if (end == optarg)

    einfo (_("%P%F: invalid hex number for PE parameter '%s'\n"), optarg);

  optarg = end;

}

static void

set_pep_stack_heap (char *resname, char *comname)

{

  set_pep_value (resname);

  if (*optarg == ',')

    {

      optarg++;

      set_pep_value (comname);

    }

  else if (*optarg)

    einfo (_("%P%F: strange hex info for PE parameter '%s'\n"), optarg);

}

static bfd_boolean

gld${EMULATION_NAME}_handle_option (int optc)

{

  switch (optc)

    {

    default:

      return FALSE;

    case OPTION_BASE_FILE:

      link_info.base_file = fopen (optarg, FOPEN_WB);

      if (link_info.base_file == NULL)

        {

          /* xgettext:c-format */

          fprintf (stderr, _("%s: Can't open base file %s\n"),

                   program_name, optarg);

          xexit (1);

        }

      break;

      /* PE options.  */

    case OPTION_HEAP:

      set_pep_stack_heap ("__size_of_heap_reserve__", "__size_of_heap_commit__");

      break;

    case OPTION_STACK:

      set_pep_stack_heap ("__size_of_stack_reserve__", "__size_of_stack_commit__");

      break;

    case OPTION_SUBSYSTEM:

      set_pep_subsystem ();

      break;

    case OPTION_MAJOR_OS_VERSION:

      set_pep_value ("__major_os_version__");

      break;

    case OPTION_MINOR_OS_VERSION:

      set_pep_value ("__minor_os_version__");

      break;

    case OPTION_MAJOR_SUBSYSTEM_VERSION:

      set_pep_value ("__major_subsystem_version__");

      break;

    case OPTION_MINOR_SUBSYSTEM_VERSION:

      set_pep_value ("__minor_subsystem_version__");

      break;

    case OPTION_MAJOR_IMAGE_VERSION:

      set_pep_value ("__major_image_version__");

      break;

    case OPTION_MINOR_IMAGE_VERSION:

      set_pep_value ("__minor_image_version__");

      break;

    case OPTION_FILE_ALIGNMENT:

      set_pep_value ("__file_alignment__");

      break;

    case OPTION_SECTION_ALIGNMENT:

      set_pep_value ("__section_alignment__");

      break;

    case OPTION_DLL:

      set_pep_name ("__dll__", 1);

      break;

    case OPTION_IMAGE_BASE:

      set_pep_value ("__image_base__");

      break;

    case OPTION_SUPPORT_OLD_CODE:

      support_old_code = 1;

      break;

#ifdef DLL_SUPPORT

    case OPTION_OUT_DEF:

      pep_out_def_filename = xstrdup (optarg);

      break;

    case OPTION_EXPORT_ALL:

      pep_dll_export_everything = 1;

      break;

    case OPTION_EXCLUDE_SYMBOLS:

      pep_dll_add_excludes (optarg, 0);

      break;

    case OPTION_EXCLUDE_LIBS:

      pep_dll_add_excludes (optarg, 1);

      break;

    case OPTION_KILL_ATS:

      pep_dll_kill_ats = 1;

      break;

    case OPTION_STDCALL_ALIASES:

      pep_dll_stdcall_aliases = 1;

      break;

    case OPTION_ENABLE_STDCALL_FIXUP:

      pep_enable_stdcall_fixup = 1;

      break;

    case OPTION_DISABLE_STDCALL_FIXUP:

      pep_enable_stdcall_fixup = 0;

      break;

    case OPTION_IMPLIB_FILENAME:

      pep_implib_filename = xstrdup (optarg);

      break;

    case OPTION_WARN_DUPLICATE_EXPORTS:

      pep_dll_warn_dup_exports = 1;

      break;

    case OPTION_IMP_COMPAT:

      pep_dll_compat_implib = 1;

      break;

    case OPTION_ENABLE_AUTO_IMAGE_BASE:

      pep_enable_auto_image_base = 1;

      break;

    case OPTION_DISABLE_AUTO_IMAGE_BASE:

      pep_enable_auto_image_base = 0;

      break;

    case OPTION_DLL_SEARCH_PREFIX:

      pep_dll_search_prefix = xstrdup (optarg);

      break;

    case OPTION_NO_DEFAULT_EXCLUDES:

      pep_dll_do_default_excludes = 0;

      break;

    case OPTION_DLL_ENABLE_AUTO_IMPORT:

      link_info.pei386_auto_import = 1;

      break;

    case OPTION_DLL_DISABLE_AUTO_IMPORT:

      link_info.pei386_auto_import = 0;

      break;

    case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC:

      link_info.pei386_runtime_pseudo_reloc = 1;

      break;

    case OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC:

      link_info.pei386_runtime_pseudo_reloc = 0;

      break;

    case OPTION_ENABLE_EXTRA_PE_DEBUG:

      pep_dll_extra_pe_debug = 1;

      break;

#endif

    }

  return TRUE;

}

#ifdef DLL_SUPPORT

static unsigned long

strhash (const char *str)

{

  const unsigned char *s;

  unsigned long hash;

  unsigned int c;

  unsigned int len;

  hash = 0;

  len = 0;

  s = (const unsigned char *) str;

  while ((c = *s++) != '\0')

    {

      hash += c + (c << 17);

      hash ^= hash >> 2;

      ++len;

    }

  hash += len + (len << 17);

  hash ^= hash >> 2;

  return hash;

}

/* Use the output file to create a image base for relocatable DLLs.  */

static unsigned long

compute_dll_image_base (const char *ofile)

{

  unsigned long hash = strhash (ofile);

  return 0x61300000 + ((hash << 16) & 0x0FFC0000);

}

#endif

/* Assign values to the special symbols before the linker script is

   read.  */

static void

gld_${EMULATION_NAME}_set_symbols (void)

{

  /* Run through and invent symbols for all the

     names and insert the defaults.  */

  int j;

  lang_statement_list_type *save;

  if (!init[IMAGEBASEOFF].inited)

    {

      if (link_info.relocatable)

        init[IMAGEBASEOFF].value = 0;

      else if (init[DLLOFF].value || (link_info.shared && !link_info.pie))

#ifdef DLL_SUPPORT

        init[IMAGEBASEOFF].value = (pep_enable_auto_image_base) ?

          compute_dll_image_base (output_filename) : NT_DLL_IMAGE_BASE;

#else

        init[IMAGEBASEOFF].value = NT_DLL_IMAGE_BASE;

#endif

      else

        init[IMAGEBASEOFF].value = NT_EXE_IMAGE_BASE;

        init[MSIMAGEBASEOFF].value = init[IMAGEBASEOFF].value;

    }

  /* Don't do any symbol assignments if this is a relocatable link.  */

  if (link_info.relocatable)

    return;

  /* Glue the assignments into the abs section.  */

  save = stat_ptr;

  stat_ptr = &(abs_output_section->children);

  for (j = 0; init[j].ptr; j++)

    {

      long val = init[j].value;

      lang_assignment_statement_type *rv;

      rv = lang_add_assignment (exp_assop ('=', init[j].symbol,

                                           exp_intop (val)));

      if (init[j].size == sizeof (short))

        *(short *) init[j].ptr = val;

      else if (init[j].size == sizeof (int))

        *(int *) init[j].ptr = val;

      else if (init[j].size == sizeof (long))

        *(long *) init[j].ptr = val;

      /* This might be a long long or other special type.  */

      else if (init[j].size == sizeof (bfd_vma))

        *(bfd_vma *) init[j].ptr = val;

      else      abort ();

      if (j == IMAGEBASEOFF)

        image_base_statement = rv;

    }

  /* Restore the pointer.  */

  stat_ptr = save;

  if (pep.FileAlignment > pep.SectionAlignment)

    {

      einfo (_("%P: warning, file alignment > section alignment.\n"));

    }

}

/* This is called after the linker script and the command line options

   have been read.  */

static void

gld_${EMULATION_NAME}_after_parse (void)

{

  /* The Windows libraries are designed for the linker to treat the

     entry point as an undefined symbol.  Otherwise, the .obj that

     defines mainCRTStartup is brought in because it is the first

     encountered in libc.lib and it has other symbols in it which will

     be pulled in by the link process.  To avoid this, we act as

     though the user specified -u with the entry point symbol.

     This function is called after the linker script and command line

     options have been read, so at this point we know the right entry

     point.  This function is called before the input files are

     opened, so registering the symbol as undefined will make a

     difference.  */

  if (! link_info.relocatable && entry_symbol.name != NULL)

    ldlang_add_undef (entry_symbol.name);

}

/* pep-dll.c directly accesses pep_data_import_dll,

   so it must be defined outside of #ifdef DLL_SUPPORT.

   Note - this variable is deliberately not initialised.

   This allows it to be treated as a common varaible, and only

   exist in one incarnation in a multiple target enabled linker.  */

char * pep_data_import_dll;

#ifdef DLL_SUPPORT

static struct bfd_link_hash_entry *pep_undef_found_sym;

static bfd_boolean

pep_undef_cdecl_match (struct bfd_link_hash_entry *h, void *inf)

{

  int sl;

  char *string = inf;

  sl = strlen (string);

  if (h->type == bfd_link_hash_defined

      && strncmp (h->root.string, string, sl) == 0

      && h->root.string[sl] == '@')

    {

      pep_undef_found_sym = h;

      return FALSE;

    }

  return TRUE;

}

static void

pep_fixup_stdcalls (void)

{

  static int gave_warning_message = 0;

  struct bfd_link_hash_entry *undef, *sym;

  if (pep_dll_extra_pe_debug)

    printf ("%s\n", __FUNCTION__);

  for (undef = link_info.hash->undefs; undef; undef=undef->u.undef.next)

    if (undef->type == bfd_link_hash_undefined)

      {

        char* at = strchr (undef->root.string, '@');

        int lead_at = (*undef->root.string == '@');

        /* For now, don't try to fixup fastcall symbols.  */

        if (at && !lead_at)

          {

            /* The symbol is a stdcall symbol, so let's look for a

               cdecl symbol with the same name and resolve to that.  */

            char *cname = xstrdup (undef->root.string /* + lead_at */);

            at = strchr (cname, '@');

            *at = 0;

            sym = bfd_link_hash_lookup (link_info.hash, cname, 0, 0, 1);

            if (sym && sym->type == bfd_link_hash_defined)

              {

                undef->type = bfd_link_hash_defined;

                undef->u.def.value = sym->u.def.value;

                undef->u.def.section = sym->u.def.section;

                if (pep_enable_stdcall_fixup == -1)

                  {

                    einfo (_("Warning: resolving %s by linking to %s\n"),

                           undef->root.string, cname);

                    if (! gave_warning_message)

                      {

                        gave_warning_message = 1;

                        einfo (_("Use --enable-stdcall-fixup to disable these warnings\n"));

                        einfo (_("Use --disable-stdcall-fixup to disable these fixups\n"));

                      }

                  }

              }

          }

        else

          {

            /* The symbol is a cdecl symbol, so we look for stdcall

               symbols - which means scanning the whole symbol table.  */

            pep_undef_found_sym = 0;

            bfd_link_hash_traverse (link_info.hash, pep_undef_cdecl_match,

                                    (char *) undef->root.string);

            sym = pep_undef_found_sym;

            if (sym)

              {

                undef->type = bfd_link_hash_defined;

                undef->u.def.value = sym->u.def.value;

                undef->u.def.section = sym->u.def.section;

                if (pep_enable_stdcall_fixup == -1)

                  {

                    einfo (_("Warning: resolving %s by linking to %s\n"),

                           undef->root.string, sym->root.string);

                    if (! gave_warning_message)

                      {

                        gave_warning_message = 1;

                        einfo (_("Use --enable-stdcall-fixup to disable these warnings\n"));

                        einfo (_("Use --disable-stdcall-fixup to disable these fixups\n"));

                      }

                  }

              }

          }

      }

}

static int

make_import_fixup (arelent *rel, asection *s)

{

  struct bfd_symbol *sym = *rel->sym_ptr_ptr;

  char addend[4];

  if (pep_dll_extra_pe_debug)

    printf ("arelent: %s@%#lx: add=%li\n", sym->name,

            (long) rel->address, (long) rel->addend);

  if (! bfd_get_section_contents (s->owner, s, addend, rel->address, sizeof (addend)))

    einfo (_("%C: Cannot get section contents - auto-import exception\n"),

           s->owner, s, rel->address);

  pep_create_import_fixup (rel, s, bfd_get_32 (s->owner, addend));

  return 1;

}

static void

pep_find_data_imports (void)

{

  struct bfd_link_hash_entry *undef, *sym;

  if (link_info.pei386_auto_import == 0)

    return;

  for (undef = link_info.hash->undefs; undef; undef=undef->u.undef.next)

    {

      if (undef->type == bfd_link_hash_undefined)

        {

          /* C++ symbols are *long*.  */

          char buf[4096];

          if (pep_dll_extra_pe_debug)

            printf ("%s:%s\n", __FUNCTION__, undef->root.string);

          sprintf (buf, "__imp_%s", undef->root.string);

          sym = bfd_link_hash_lookup (link_info.hash, buf, 0, 0, 1);

          if (sym && sym->type == bfd_link_hash_defined)

            {

              bfd *b = sym->u.def.section->owner;

              asymbol **symbols;

              int nsyms, symsize, i;

              if (link_info.pei386_auto_import == -1)

                {

                  static bfd_boolean warned = FALSE;

                  info_msg (_("Info: resolving %s by linking to %s (auto-import)\n"),

                            undef->root.string, buf);

                  /* PR linker/4844.  */

                  if (! warned)

                    {

                      warned = TRUE;

                      einfo (_("%P: warning: auto-importing has been activated without --enable-auto-import specified on the command line.\n\

This should work unless it involves constant data structures referencing symbols from auto-imported DLLs."));

                    }

                }

              symsize = bfd_get_symtab_upper_bound (b);

              symbols = xmalloc (symsize);

              nsyms = bfd_canonicalize_symtab (b, symbols);

              for (i = 0; i < nsyms; i++)

                {

                  if (! CONST_STRNEQ (symbols[i]->name, "__head_"))

                    continue;

                  if (pep_dll_extra_pe_debug)

                    printf ("->%s\n", symbols[i]->name);

                  pep_data_import_dll = (char*) (symbols[i]->name +

                                                sizeof ("__head_") - 1);

                  break;

                }

              pep_walk_relocs_of_symbol (&link_info, undef->root.string,

                                        make_import_fixup);

              /* Let's differentiate it somehow from defined.  */

              undef->type = bfd_link_hash_defweak;

              /* We replace original name with __imp_ prefixed, this

                 1) may trash memory 2) leads to duplicate symbol generation.

                 Still, IMHO it's better than having name poluted.  */

              undef->root.string = sym->root.string;

              undef->u.def.value = sym->u.def.value;

              undef->u.def.section = sym->u.def.section;

            }

        }

    }

}

static bfd_boolean

pr_sym (struct bfd_hash_entry *h, void *inf ATTRIBUTE_UNUSED)