126 lines
3.3 KiB
Plaintext
126 lines
3.3 KiB
Plaintext
# This shell script emits a C file. -*- C -*-
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# It does some substitutions.
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cat >em_${EMULATION_NAME}.c <<EOF
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/* This file is is generated by a shell script. DO NOT EDIT! */
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/* emulate the original gld for the given ${EMULATION_NAME}
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Copyright (C) 1991 Free Software Foundation, Inc.
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Written by Steve Chamberlain steve@cygnus.com
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This file is part of GLD, the Gnu Linker.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#define TARGET_IS_${EMULATION_NAME}
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#include "bfd.h"
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#include "sysdep.h"
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#include "ld.h"
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#include "config.h"
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#include "ldemul.h"
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#include "ldfile.h"
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#include "ldmisc.h"
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extern boolean lang_float_flag;
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extern enum bfd_architecture ldfile_output_architecture;
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extern unsigned long ldfile_output_machine;
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extern char *ldfile_output_machine_name;
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static void
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gld${EMULATION_NAME}_before_parse()
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{
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#ifndef TARGET_ /* I.e., if not generic. */
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ldfile_output_architecture = bfd_arch_${ARCH};
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#endif /* not TARGET_ */
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}
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static char *
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gld${EMULATION_NAME}_get_script(isfile)
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int *isfile;
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EOF
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if test "$DEFAULT_EMULATION" = "$EMULATION_NAME"
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then
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# Scripts compiled in.
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# sed commands to quote an ld script as a C string.
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sc='s/["\\]/\\&/g
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s/$/\\n\\/
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1s/^/"{/
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$s/$/n}"/
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'
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cat >>em_${EMULATION_NAME}.c <<EOF
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{
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extern ld_config_type config;
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*isfile = 0;
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if (config.relocateable_output == true && config.build_constructors == true)
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return `sed "$sc" ldscripts/${EMULATION_NAME}.xu`;
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else if (config.relocateable_output == true)
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return `sed "$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/${EMULATION_NAME}.x`;
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}
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EOF
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else
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# Scripts read from the filesystem.
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cat >>em_${EMULATION_NAME}.c <<EOF
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{
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extern ld_config_type config;
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*isfile = 1;
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if (config.relocateable_output == true && config.build_constructors == true)
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return "ldscripts/${EMULATION_NAME}.xu";
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else if (config.relocateable_output == true)
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return "ldscripts/${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/${EMULATION_NAME}.x";
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}
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EOF
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fi
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cat >>em_${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_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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};
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EOF
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