203 lines
5.2 KiB
Plaintext
203 lines
5.2 KiB
Plaintext
# This shell script emits a C file. -*- C -*-
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# It does some substitutions.
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(echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-)
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cat >>e${EMULATION_NAME}.c <<EOF
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/* This file is part of GLD, the Gnu Linker.
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Copyright 1999, 2000 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/* For TI COFF */
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/* Need to determine load and run pages for output sections */
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#define TARGET_IS_${EMULATION_NAME}
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#include "bfd.h"
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#include "sysdep.h"
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#include "bfdlink.h"
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#include "ld.h"
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#include "ldmain.h"
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#include "ldmisc.h"
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#include "ldexp.h"
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#include "ldlang.h"
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#include "ldfile.h"
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#include "ldemul.h"
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#include "getopt.h"
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static int coff_version;
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static void gld_${EMULATION_NAME}_before_parse PARAMS ((void));
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static char *gld_${EMULATION_NAME}_get_script PARAMS ((int *));
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static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **));
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static void gld_${EMULATION_NAME}_list_options PARAMS ((FILE *));
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/* TI COFF extra command line options */
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#define OPTION_COFF_FORMAT (300 + 1)
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static struct option longopts[] =
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{
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/* TI COFF options */
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{"format", required_argument, NULL, OPTION_COFF_FORMAT },
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{NULL, no_argument, NULL, 0}
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};
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static void
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gld_${EMULATION_NAME}_list_options (file)
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FILE * file;
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{
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fprintf (file, _(" --format 0|1|2 Specify which COFF version to use"));
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}
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static int
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gld_${EMULATION_NAME}_parse_args(argc, argv)
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int argc;
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char **argv;
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{
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int longind;
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int optc;
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int prevoptind = optind;
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int prevopterr = opterr;
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int wanterror;
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static int lastoptind = -1;
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if (lastoptind != optind)
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opterr = 0;
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wanterror = opterr;
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lastoptind = optind;
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optc = getopt_long_only (argc, argv, "-", longopts, &longind);
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opterr = prevopterr;
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switch (optc)
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{
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default:
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if (wanterror)
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xexit (1);
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optind = prevoptind;
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return 0;
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case OPTION_COFF_FORMAT:
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if ((*optarg == '0' || *optarg == '1' || *optarg == '2')
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&& optarg[1] == '\0')
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{
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extern void lang_add_output_format
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PARAMS ((const char *, const char *, const char *, int));
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static char buf[] = "coffX-${OUTPUT_FORMAT_TEMPLATE}";
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coff_version = *optarg - '0';
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buf[4] = *optarg;
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lang_add_output_format (buf, NULL, NULL, 0);
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}
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else
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{
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einfo (_("%P%F: invalid COFF format version %s\n"), optarg);
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}
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break;
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}
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return 1;
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}
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static void
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gld_${EMULATION_NAME}_before_parse()
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{
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#ifndef TARGET_ /* I.e., if not generic. */
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ldfile_set_output_arch ("`echo ${ARCH}`");
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#endif /* not TARGET_ */
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}
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static char *
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gld_${EMULATION_NAME}_get_script (isfile)
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int *isfile;
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EOF
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if test -n "$COMPILE_IN"
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then
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# Scripts compiled in.
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# sed commands to quote an ld script as a C string.
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sc='s/["\\]/\\&/g
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s/$/\\n\\/
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1s/^/"/
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$s/$/n"/
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'
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cat >>e${EMULATION_NAME}.c <<EOF
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{
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*isfile = 0;
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if (link_info.relocateable == true && config.build_constructors == true)
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return `sed "$sc" ldscripts/${EMULATION_NAME}.xu`;
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else if (link_info.relocateable == true)
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return `sed "$sc" ldscripts/${EMULATION_NAME}.xr`;
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else if (!config.text_read_only)
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return `sed "$sc" ldscripts/${EMULATION_NAME}.xbn`;
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else if (!config.magic_demand_paged)
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return `sed "$sc" ldscripts/${EMULATION_NAME}.xn`;
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else
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return `sed "$sc" ldscripts/${EMULATION_NAME}.x`;
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}
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EOF
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else
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# Scripts read from the filesystem.
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cat >>e${EMULATION_NAME}.c <<EOF
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{
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*isfile = 1;
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if (link_info.relocateable == true && config.build_constructors == true)
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return "ldscripts/${EMULATION_NAME}.xu";
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else if (link_info.relocateable == true)
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return "ldscripts/${EMULATION_NAME}.xr";
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else if (!config.text_read_only)
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return "ldscripts/${EMULATION_NAME}.xbn";
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else if (!config.magic_demand_paged)
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return "ldscripts/${EMULATION_NAME}.xn";
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else
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return "ldscripts/${EMULATION_NAME}.x";
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}
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EOF
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fi
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cat >>e${EMULATION_NAME}.c <<EOF
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struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
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{
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gld_${EMULATION_NAME}_before_parse,
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syslib_default,
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hll_default,
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after_parse_default,
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after_open_default,
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after_allocation_default,
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set_output_arch_default,
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ldemul_default_target,
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before_allocation_default,
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gld_${EMULATION_NAME}_get_script,
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"${EMULATION_NAME}",
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"${OUTPUT_FORMAT}",
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NULL, /* finish */
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NULL, /* create output section statements */
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NULL, /* open dynamic archive */
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NULL, /* place orphan */
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NULL, /* set_symbols */
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gld_${EMULATION_NAME}_parse_args,
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NULL, /* unrecognized_file */
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gld_${EMULATION_NAME}_list_options,
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NULL, /* recognized file */
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NULL /* find_potential_libraries */
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};
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EOF
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