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|
# This shell script emits a C file. -*- C -*-
# It does some substitutions.
fragment <<EOF
/* Copyright (C) 1991-2015 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 x"$COMPILE_IN" = xyes
then
# Scripts compiled in.
# sed commands to quote an ld script as a C string.
sc="-f stringify.sed"
fragment <<EOF
{
*isfile = 0;
if (bfd_link_relocatable (&link_info) && config.build_constructors)
return
EOF
sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
echo ' ; else if (bfd_link_relocatable (&link_info)) return' >> e${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 <<EOF
{
*isfile = 1;
if (bfd_link_relocatable (&link_info) && config.build_constructors)
return "ldscripts/${EMULATION_NAME}.xu";
else if (bfd_link_relocatable (&link_info))
return "ldscripts/${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 <<EOF
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 */
NULL /* extra_map_file_text */
};
EOF
|
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