151 lines
4.6 KiB
Plaintext
151 lines
4.6 KiB
Plaintext
# This shell script emits a C file. -*- C -*-
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# It does some substitutions.
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cat >e${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 ${EMULATION_NAME}
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Copyright 1991, 1992, 1994, 1996, 2000, 2001, 2002
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Free Software Foundation, Inc.
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Written by Steve Chamberlain steve@cygnus.com
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This file is part of GLD, the Gnu Linker.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#define TARGET_IS_${EMULATION_NAME}
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#include "bfd.h"
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#include "sysdep.h"
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#include "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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static void gld${EMULATION_NAME}_before_parse PARAMS ((void));
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static char *gld${EMULATION_NAME}_get_script PARAMS ((int *isfile));
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EOF
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# Import any needed special functions and/or overrides.
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#
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if test -n "$EXTRA_EM_FILE" ; then
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. ${srcdir}/emultempl/${EXTRA_EM_FILE}.em
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fi
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if test x"$LDEMUL_BEFORE_PARSE" != xgld"$EMULATION_NAME"_before_parse; then
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cat >>e${EMULATION_NAME}.c <<EOF
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static void
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gld${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 ${ARCH}`");
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#endif /* not TARGET_ */
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}
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EOF
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fi
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if test x"$LDEMUL_GET_SCRIPT" != xgld"$EMULATION_NAME"_get_script; then
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cat >>e${EMULATION_NAME}.c <<EOF
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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="-f stringify.sed"
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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 && config.build_constructors)
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return
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EOF
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sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
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echo ' ; else if (link_info.relocateable) return' >> e${EMULATION_NAME}.c
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sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
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echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
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sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
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echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
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sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
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echo ' ; else return' >> e${EMULATION_NAME}.c
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sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
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echo '; }' >> e${EMULATION_NAME}.c
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else
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# Scripts read from the filesystem.
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cat >>e${EMULATION_NAME}.c <<EOF
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{
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*isfile = 1;
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if (link_info.relocateable && config.build_constructors)
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return "ldscripts/${EMULATION_NAME}.xu";
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else if (link_info.relocateable)
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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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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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${LDEMUL_BEFORE_PARSE-gld${EMULATION_NAME}_before_parse},
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${LDEMUL_SYSLIB-syslib_default},
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${LDEMUL_HLL-hll_default},
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${LDEMUL_AFTER_PARSE-after_parse_default},
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${LDEMUL_AFTER_OPEN-after_open_default},
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${LDEMUL_AFTER_ALLOCATION-after_allocation_default},
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${LDEMUL_SET_OUTPUT_ARCH-set_output_arch_default},
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${LDEMUL_CHOOSE_TARGET-ldemul_default_target},
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${LDEMUL_BEFORE_ALLOCATION-before_allocation_default},
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${LDEMUL_GET_SCRIPT-gld${EMULATION_NAME}_get_script},
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"${EMULATION_NAME}",
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"${OUTPUT_FORMAT}",
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${LDEMUL_FINISH-NULL},
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${LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS-NULL},
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${LDEMUL_OPEN_DYNAMIC_ARCHIVE-NULL},
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${LDEMUL_PLACE_ORPHAN-NULL},
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${LDEMUL_SET_SYMBOLS-NULL},
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${LDEMUL_PARSE_ARGS-NULL},
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${LDEMUL_UNRECOGNIZED_FILE-NULL},
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${LDEMUL_LIST_OPTIONS-NULL},
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${LDEMUL_RECOGNIZED_FILE-NULL},
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${LDEMUL_FIND_POTENTIAL_LIBRARIES-NULL},
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${LDEMUL_NEW_VERS_PATTERN-NULL}
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};
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EOF
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