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|
# This shell script emits a C file. -*- C -*-
# It does some substitutions.
(echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-)
cat >>e${EMULATION_NAME}.c <<EOF
/* This file is part of GLD, the Gnu Linker.
Copyright 1999, 2000, 2002 Free Software Foundation, Inc.
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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* For TI COFF */
/* Need to determine load and run pages for output sections */
#define TARGET_IS_${EMULATION_NAME}
#include "bfd.h"
#include "sysdep.h"
#include "bfdlink.h"
#include "ld.h"
#include "ldmain.h"
#include "ldmisc.h"
#include "ldexp.h"
#include "ldlang.h"
#include "ldfile.h"
#include "ldemul.h"
#include "getopt.h"
static int coff_version;
static void gld_${EMULATION_NAME}_before_parse PARAMS ((void));
static char *gld_${EMULATION_NAME}_get_script PARAMS ((int *));
static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **));
static void gld_${EMULATION_NAME}_list_options PARAMS ((FILE *));
/* TI COFF extra command line options */
#define OPTION_COFF_FORMAT (300 + 1)
static struct option longopts[] =
{
/* TI COFF options */
{"format", required_argument, NULL, OPTION_COFF_FORMAT },
{NULL, no_argument, NULL, 0}
};
static void
gld_${EMULATION_NAME}_list_options (file)
FILE * file;
{
fprintf (file, _(" --format 0|1|2 Specify which COFF version to use"));
}
static int
gld_${EMULATION_NAME}_parse_args(argc, argv)
int argc;
char **argv;
{
int longind;
int optc;
int prevoptind = optind;
int prevopterr = opterr;
int wanterror;
static int lastoptind = -1;
if (lastoptind != optind)
opterr = 0;
wanterror = opterr;
lastoptind = optind;
optc = getopt_long_only (argc, argv, "-", longopts, &longind);
opterr = prevopterr;
switch (optc)
{
default:
if (wanterror)
xexit (1);
optind = prevoptind;
return 0;
case OPTION_COFF_FORMAT:
if ((*optarg == '0' || *optarg == '1' || *optarg == '2')
&& optarg[1] == '\0')
{
extern void lang_add_output_format
PARAMS ((const char *, const char *, const char *, int));
static char buf[] = "coffX-${OUTPUT_FORMAT_TEMPLATE}";
coff_version = *optarg - '0';
buf[4] = *optarg;
lang_add_output_format (buf, NULL, NULL, 0);
}
else
{
einfo (_("%P%F: invalid COFF format version %s\n"), optarg);
}
break;
}
return 1;
}
static void
gld_${EMULATION_NAME}_before_parse()
{
#ifndef TARGET_ /* I.e., if not generic. */
ldfile_set_output_arch ("`echo ${ARCH}`");
#endif /* not TARGET_ */
}
static char *
gld_${EMULATION_NAME}_get_script (isfile)
int *isfile;
EOF
if test -n "$COMPILE_IN"
then
# Scripts compiled in.
# sed commands to quote an ld script as a C string.
sc='s/["\\]/\\&/g
s/$/\\n\\/
1s/^/"/
$s/$/n"/
'
cat >>e${EMULATION_NAME}.c <<EOF
{
*isfile = 0;
if (link_info.relocateable && config.build_constructors)
return `sed "$sc" ldscripts/${EMULATION_NAME}.xu`;
else if (link_info.relocateable)
return `sed "$sc" ldscripts/${EMULATION_NAME}.xr`;
else if (!config.text_read_only)
return `sed "$sc" ldscripts/${EMULATION_NAME}.xbn`;
else if (!config.magic_demand_paged)
return `sed "$sc" ldscripts/${EMULATION_NAME}.xn`;
else
return `sed "$sc" ldscripts/${EMULATION_NAME}.x`;
}
EOF
else
# Scripts read from the filesystem.
cat >>e${EMULATION_NAME}.c <<EOF
{
*isfile = 1;
if (link_info.relocateable && config.build_constructors)
return "ldscripts/${EMULATION_NAME}.xu";
else if (link_info.relocateable)
return "ldscripts/${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/${EMULATION_NAME}.x";
}
EOF
fi
cat >>e${EMULATION_NAME}.c <<EOF
struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
{
gld_${EMULATION_NAME}_before_parse,
syslib_default,
hll_default,
after_parse_default,
after_open_default,
after_allocation_default,
set_output_arch_default,
ldemul_default_target,
before_allocation_default,
gld_${EMULATION_NAME}_get_script,
"${EMULATION_NAME}",
"${OUTPUT_FORMAT}",
NULL, /* finish */
NULL, /* create output section statements */
NULL, /* open dynamic archive */
NULL, /* place orphan */
NULL, /* set_symbols */
gld_${EMULATION_NAME}_parse_args,
NULL, /* unrecognized_file */
gld_${EMULATION_NAME}_list_options,
NULL, /* recognized file */
NULL, /* find_potential_libraries */
NULL /* new_vers_pattern */
};
EOF
|
