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

# It does some substitutions.

fragment <

/* Copyright 1991, 1993, 1994, 1996, 1999, 2000, 2001, 2002, 2003, 2004,

   2005, 2007 Free Software Foundation, Inc.

   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.  */

/* Emulate the Intel's port of gld.  */

#include "sysdep.h"

#include "bfd.h"

#include "libiberty.h"

#include "safe-ctype.h"

#include "bfdlink.h"

#include "ld.h"

#include "ldmisc.h"

#include "ldmain.h"

#include "ldexp.h"

#include "ldlang.h"

#include "ldfile.h"

#include "ldemul.h"

static void gld960_before_parse (void)

{

  char *env ;

  env =  getenv("G960LIB");

  if (env) {

    ldfile_add_library_path(env, FALSE);

  }

  env = getenv("G960BASE");

  if (env)

    ldfile_add_library_path (concat (env, "/lib", (const char *) NULL),

                             FALSE);

  ldfile_output_architecture = bfd_arch_i960;

}

static void

gld960_set_output_arch (void)

{

  if (ldfile_output_machine_name != NULL

      && *ldfile_output_machine_name != '\0')

    {

      char *s, *s1;

      s = concat ("i960:", ldfile_output_machine_name, (char *) NULL);

      for (s1 = s; *s1 != '\0'; s1++)

        *s1 = TOLOWER (*s1);

      ldfile_set_output_arch (s, bfd_arch_unknown);

      free (s);

    }

  set_output_arch_default ();

}

static char *

gld960_choose_target (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)

{

  char *from_outside = getenv(TARGET_ENVIRON);

  output_filename = "b.out";

  if (from_outside != (char *)NULL)

    return from_outside;

  return "coff-Intel-little";

}

static char *

gld960_get_script (int *isfile)

EOF

if test -n "$COMPILE_IN"

then

# Scripts compiled in.

# sed commands to quote an ld script as a C string.

sc="-f stringify.sed"

fragment <

{

  *isfile = 0;

  if (link_info.relocatable && config.build_constructors)

    return

EOF

sed $sc ldscripts/${EMULATION_NAME}.xu                 >> e${EMULATION_NAME}.c

echo '  ; else if (link_info.relocatable) return'     >> e${EMULATION_NAME}.c

sed $sc ldscripts/${EMULATION_NAME}.xr                 >> e${EMULATION_NAME}.c

echo '  ; else if (!config.text_read_only) return'     >> e${EMULATION_NAME}.c

sed $sc ldscripts/${EMULATION_NAME}.xbn                >> e${EMULATION_NAME}.c

echo '  ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c

sed $sc ldscripts/${EMULATION_NAME}.xn                 >> e${EMULATION_NAME}.c

echo '  ; else return'                                 >> e${EMULATION_NAME}.c

sed $sc ldscripts/${EMULATION_NAME}.x                  >> e${EMULATION_NAME}.c

echo '; }'                                             >> e${EMULATION_NAME}.c

else

# Scripts read from the filesystem.

fragment <

{

  *isfile = 1;

  if (link_info.relocatable && config.build_constructors)

    return "ldscripts/${EMULATION_NAME}.xu";

  else if (link_info.relocatable)

    return "ldscripts/${EMULATION_NAME}.xr";

  else if (!config.text_read_only)

    return "ldscripts/${EMULATION_NAME}.xbn";

  else if (!config.magic_demand_paged)

    return "ldscripts/${EMULATION_NAME}.xn";

  else

    return "ldscripts/${EMULATION_NAME}.x";

}

EOF

fi

fragment <

struct ld_emulation_xfer_struct ld_gld960coff_emulation =

{

  gld960_before_parse,

  syslib_default,

  hll_default,

  after_parse_default,

  after_open_default,

  after_allocation_default,

  gld960_set_output_arch,

  gld960_choose_target,

  before_allocation_default,

  gld960_get_script,

  "960coff",

  "",

  finish_default,

  NULL, /* create output section statements */

  NULL, /* open dynamic archive */

  NULL, /* place orphan */

  NULL, /* set symbols */

  NULL, /* parse args */

  NULL, /* add_options */

  NULL, /* handle_option */

  NULL, /* unrecognized file */

  NULL, /* list options */

  NULL, /* recognized file */

  NULL, /* find_potential_libraries */

  NULL  /* new_vers_pattern */

};

EOF