#!/bin/sh# genscripts.sh - generate the ld-emulation-target specific files# Copyright (C) 2004-2026 Free Software Foundation, Inc.## This file is part of the Gnu Linker.## 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, 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 GLD; see the file COPYING.  If not, write to the Free# Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA# 02110-1301, USA.## Usage: genscripts_extra.sh \#          srcdir \#          libdir \#          prefix \#          exec_prefix \#          host \#          target \#          target_alias \#          default_emulation \#          native_lib_dirs \#          use_sysroot \#          enable_initfini_array \#          this_emulation \# optional:#          tool_dir## Sample usage:##   genscripts_extra.sh \#    /sources/ld \#    /usr/local/lib \#    /usr/local \#    /usr/local \#    sparc-sun-sunos4.1.3 \#    sparc-sun-sunos4.1.3 \#    sparc-sun-sunos4.1.3 \#    sun4 \#    "" \#    no \#    sun3 \#    sparc-sun-sunos4.1.3 \#    sparc.sh## produces the linker scripts:##   sun3.x       [default linker script]#   sun3.xbn     [used when the linker is invoked with "-N"]#   sun3.xn      [used when the linker is invoked with "-n"]#   sun3.xr      [used when the linker is invoked with "-r"]#   sun3.xu      [used when the linker is invoked with "-Ur"]## depending on platform specific settings linker scripts with the# following suffixes might be generated as well:## xdwe:   -pie    -z combreloc -z separate-code -z relro -z now# xdwer:  -pie    -z combreloc -z separate-code -z relro -z now --rosegment# xdw:    -pie    -z combreloc                  -z relro -z now# xdceo:  -pie    -z combreloc -z separate-code -z relro# xdceor: -pie    -z combreloc -z separate-code -z relro        --rosegment# xdce:   -pie    -z combreloc -z separate-code# xdcer:  -pie    -z combreloc -z separate-code                 --rosegment# xdco:   -pie    -z combreloc                  -z relro# xdc:    -pie    -z combreloc# xdeo:   -pie                 -z separate-code -z relro# xdeor:  -pie                 -z separate-code -z relro        --rosegment# xde:    -pie                 -z separate-code# xder:   -pie                 -z separate-code                 --rosegment# xdo:    -pie                                  -z relro# xd:     -pie## xswe:   -shared -z combreloc -z separate-code -z relro -z now# xswer:  -shared -z combreloc -z separate-code -z relro -z now --rosegment# xsw:    -shared -z combreloc                  -z relro -z now# xsceo:  -shared -z combreloc -z separate-code -z relro# xsceor: -shared -z combreloc -z separate-code -z relro        --rosegment# xsce:   -shared -z combreloc -z separate-code# xscer:  -shared -z combreloc -z separate-code                 --rosegment# xsco:   -shared -z combreloc                  -z relro# xsc:    -shared -z combreloc# xseo:   -shared              -z separate-code -z relro# xseor:  -shared              -z separate-code -z relro        --rosegment# xse:    -shared              -z separate-code# xser:   -shared              -z separate-code                 --rosegment# xso:    -shared                               -z relro# xs:     -shared## xwe:            -z combreloc -z separate-code -z relro -z now --rosegment# xwer:           -z combreloc -z separate-code -z relro -z now# xw:             -z combreloc                  -z relro -z now# xceo:           -z combreloc -z separate-code -z relro# xceor:          -z combreloc -z separate-code -z relro        --rosegment# xce:            -z combreloc -z separate-code# xcer:           -z combreloc -z separate-code                 --rosegment# xco:            -z combreloc                  -z relro# xc:             -z combreloc# xeo:                         -z separate-code -z relro# xeor:                        -z separate-code -z relro        --rosegment# xe:                          -z separate-code# xer:                         -z separate-code                 --rosegment# xo:                                           -z relro### It also produced the C source file:##   em_sun3.c## which is then compiled into the linker.## The linker scripts are created by running the shell script# /sources/ld/emulparams/sparc.sh to set the value of ${SCRIPT_NAME}# (and any other variables it wants to).  ${SCRIPT_NAME} is then# invoked with a variable called ${LD_FLAG} to tell it which version# of the linker script to create.  srcdir=$1libdir=$2prefix=$3exec_prefix=$4host=$5target=$6target_alias=$7DEPDIR=$8shift 8LIB_PATH=$1EMULATION_LIBPATH=$2NATIVE_LIB_DIRS=$3use_sysroot=$4ENABLE_INITFINI_ARRAY=$5shift 5EMULATION_NAME=$1TOOL_LIB=$2 source_sh(){  if test -n "${DEPDIR}"; then    echo $1 >> ${DEPDIR}/e${EMULATION_NAME}.Tc  fi  . $1} if test -n "${DEPDIR}"; then  rm -f ${DEPDIR}/e${EMULATION_NAME}.Tcfi # Include the emulation-specific parameters:CUSTOMIZER_SCRIPT="${srcdir}/emulparams/${EMULATION_NAME}.sh"source_sh ${CUSTOMIZER_SCRIPT} # Set some flags for the emultempl scripts.  USE_LIBPATH will# be set for any libpath-using emulation; NATIVE will be set for a# libpath-using emulation where ${host} = ${target}.  NATIVE# may already have been set by the emulparams file, but that's OK# (it'll just get set to "yes" twice). case " $EMULATION_LIBPATH " in  *" ${EMULATION_NAME} "*)    if [ "x${host}" = "x${target}" ] ; then      NATIVE=yes      USE_LIBPATH=yes    elif [ "x${use_sysroot}" = "xyes" ] ; then      USE_LIBPATH=yes    fi    ;;esac # If the emulparams file sets NATIVE, make sure USE_LIBPATH is set also.if test "x$NATIVE" = "xyes" ; then  USE_LIBPATH=yesfi # Set the library search path, for libraries named by -lfoo.# If LIB_PATH is defined (e.g., by Makefile) and non-empty, it is used.# Otherwise, the default is set here.## The format is the usual list of colon-separated directories.# To force a logically empty LIB_PATH, do LIB_PATH=":".## If we are using a sysroot, prefix library paths with "=" to indicate this.## If the emulparams file set LIBPATH_SUFFIX, prepend an extra copy of# the library path with the suffix applied. # Paths with LIBPATH_SUFFIXlib_path1=# Paths without LIBPATH_SUFFIXlib_path2=if [ "${LIB_PATH}" != ":" ] ; then  lib_path2=${LIB_PATH}fi # Add args to lib_path1 and lib_path2, discarding any duplicatesappend_to_lib_path(){  if [ $# != 0 ]; then    for lib in "$@"; do      # The "=" is harmless if we aren't using a sysroot, but also needless.      if [ "x${use_sysroot}" = "xyes" ] ; then	lib="=${lib}"      fi      skip_lib=no      for libpath_suffix in ${LIBPATH_SUFFIX}; do	case "${lib}" in	  *${libpath_suffix})	    case :${lib_path1}: in	      *:${lib}:*) ;;	      ::) lib_path1=${lib} ;;	      *) lib_path1=${lib_path1}:${lib} ;;	    esac ;;	  *)	    if test -n "${LIBPATH_SUFFIX_SKIP}"; then	      case "${lib}" in		*${LIBPATH_SUFFIX_SKIP}) skip_lib=yes ;;	      esac	    fi	    if test "${skip_lib}" = "no"; then	      case :${lib_path1}: in		*:${lib}${libpath_suffix}:*) ;;		::) lib_path1=${lib}${libpath_suffix} ;;		*) lib_path1=${lib_path1}:${lib}${libpath_suffix} ;;	      esac	    fi ;;	esac      done       if test "${skip_lib}" = "no" && test "${LIBPATH_SKIP_NONNATIVE}" != "yes"; then	case :${lib_path1}:${lib_path2}: in	  *:${lib}:*) ;;	  *::) lib_path2=${lib} ;;	  *) lib_path2=${lib_path2}:${lib} ;;	esac      fi    done  fi} # Always search $(tooldir)/lib, aka /usr/local/TARGET/lib when native# except when LIB_PATH=":".if [ "${LIB_PATH}" != ":" ] ; then  libs=  if [ "x${TOOL_LIB}" = "x" ] ; then    if [ "x${NATIVE}" = "xyes" ] ; then      libs="${exec_prefix}/${target_alias}/lib"    fi  else    # For multilib'ed targets, ensure both ${target_alias}/lib${LIBPATH_SUFFIX}    # and ${TOOL_LIB}/lib${LIBPATH_SUFFIX} are in the default search path,    # because 64bit libraries may be in both places, depending on    # cross-development setup method (e.g.: /usr/s390x-linux/lib64    # vs. /usr/s390-linux/lib64)    for libpath_suffix in ${LIBPATH_SUFFIX}; do      case "${NATIVE}:${libpath_suffix}:${TOOL_LIB}" in	:* | *::* | *:*:*${libpath_suffix}) ;;	*) libs="${exec_prefix}/${target_alias}/lib${libpath_suffix}" ;;      esac    done    libs="${exec_prefix}/${TOOL_LIB}/lib ${libs}"  fi  append_to_lib_path ${libs}fi if [ "x${LIB_PATH}" = "x" ] && [ "x${USE_LIBPATH}" = xyes ] ; then  libs=${NATIVE_LIB_DIRS}  if [ "x${NATIVE}" = "xyes" ] ; then    case " ${libs} " in      *" ${libdir} "*) ;;      *) libs="${libdir} ${libs}" ;;    esac  fi  append_to_lib_path ${libs}fi case :${lib_path1}:${lib_path2}: in  *:: | ::*) LIB_PATH=${lib_path1}${lib_path2} ;;  *) LIB_PATH=${lib_path1}:${lib_path2} ;;esac LIB_SEARCH_DIRS=`echo ${LIB_PATH} | sed -e 's/:/ /g' -e 's/\([^ ][^ ]*\)/SEARCH_DIR(\\"\1\\");/g'` # We need it for testsuite.set $EMULATION_LIBPATHif [ "x$1" = "x$EMULATION_NAME" ]; then    test -d tmpdir || mkdir tmpdir    rm -f tmpdir/libpath.exp    echo "set libpath \"${LIB_PATH}\"" | sed -e 's/:/ /g' > tmpdir/libpath.expfi if [ "x$SCRIPT_NAME" = "xelf" ]; then  GENERATE_COMBRELOC_SCRIPT=yesfi SEGMENT_SIZE=${SEGMENT_SIZE-${MAXPAGESIZE-${TARGET_PAGE_SIZE}}} # Determine DATA_ALIGNMENT for the 5 variants, using# values specified in the emulparams/<script_to_run>.sh file or default. DATA_ALIGNMENT_="${DATA_ALIGNMENT_-${DATA_ALIGNMENT-ALIGN(${SEGMENT_SIZE})}}"DATA_ALIGNMENT_n="${DATA_ALIGNMENT_n-${DATA_ALIGNMENT_}}"DATA_ALIGNMENT_N="${DATA_ALIGNMENT_N-${DATA_ALIGNMENT-.}}"DATA_ALIGNMENT_r="${DATA_ALIGNMENT_r-${DATA_ALIGNMENT-}}"DATA_ALIGNMENT_u="${DATA_ALIGNMENT_u-${DATA_ALIGNMENT_r}}" # Create scripts using different settings of the LD_FLAG variable LD_FLAG=rDATA_ALIGNMENT=${DATA_ALIGNMENT_r}DEFAULT_DATA_ALIGNMENT="ALIGN(${SEGMENT_SIZE})"( echo "/* Script for -r */"  source_sh ${CUSTOMIZER_SCRIPT}  source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xr LD_FLAG=uDATA_ALIGNMENT=${DATA_ALIGNMENT_u}CONSTRUCTING=" "( echo "/* Script for -Ur */"  source_sh ${CUSTOMIZER_SCRIPT}  source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xu DATA_ALIGNMENT=${DATA_ALIGNMENT_}RELOCATING=" "LD_FLAG=( echo "/* Default linker script, for normal executables */"  source_sh ${CUSTOMIZER_SCRIPT}  source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.x LD_FLAG=textonly( echo "/* Script for -z separate-code */"  source_sh ${CUSTOMIZER_SCRIPT}  source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xe LD_FLAG=rotextonly( echo "/* Script for -z separate-code --rosegment */"  source_sh ${CUSTOMIZER_SCRIPT}  source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xer if test -n "$GENERATE_RELRO_SCRIPT"; then    RELRO=" "     LD_FLAG=    ( echo "/* Script for -z relro */"      source_sh ${CUSTOMIZER_SCRIPT}      source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc    ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xo     LD_FLAG=textonly    ( echo "/* Script for -z separate-code -z relro */"      source_sh ${CUSTOMIZER_SCRIPT}      source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc    ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xeo     LD_FLAG=rotextonly    ( echo "/* Script for -z separate-code -z relro --rosegment */"      source_sh ${CUSTOMIZER_SCRIPT}      source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc    ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xeor     unset RELROfi LD_FLAG=nDATA_ALIGNMENT=${DATA_ALIGNMENT_n}( echo "/* Script for -n */"  source_sh ${CUSTOMIZER_SCRIPT}  source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xn LD_FLAG=NDATA_ALIGNMENT=${DATA_ALIGNMENT_N}( echo "/* Script for -N */"  source_sh ${CUSTOMIZER_SCRIPT}  source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xbn if test -n "$GENERATE_COMBRELOC_SCRIPT"; then  DATA_ALIGNMENT=${DATA_ALIGNMENT_c-${DATA_ALIGNMENT_}}  LD_FLAG=c  COMBRELOC=ldscripts/${EMULATION_NAME}.xc.tmp  ( echo "/* Script for -z combreloc */"    source_sh ${CUSTOMIZER_SCRIPT}    source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc  ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xc  rm -f ${COMBRELOC}    LD_FLAG=ctextonly  COMBRELOC=ldscripts/${EMULATION_NAME}.xce.tmp  ( echo "/* Script for -z combreloc -z separate-code */"    source_sh ${CUSTOMIZER_SCRIPT}    source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc  ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xce  rm -f ${COMBRELOC}   LD_FLAG=roctextonly  COMBRELOC=ldscripts/${EMULATION_NAME}.xcer.tmp  ( echo "/* Script for -z combreloc -z separate-code --rosegment */"    source_sh ${CUSTOMIZER_SCRIPT}    source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc  ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xcer  rm -f ${COMBRELOC}   RELRO_NOW=" "   LD_FLAG=w  COMBRELOC=ldscripts/${EMULATION_NAME}.xw.tmp  ( echo "/* Script for -z combreloc -z relro -z now */"    source_sh ${CUSTOMIZER_SCRIPT}    source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc  ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xw  rm -f ${COMBRELOC}   LD_FLAG=wtextonly  COMBRELOC=ldscripts/${EMULATION_NAME}.xwe.tmp  ( echo "/* Script for -z combreloc -z separate-code -z relro -z now */"    source_sh ${CUSTOMIZER_SCRIPT}    source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc  ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xwe  rm -f ${COMBRELOC}  COMBRELOC=   LD_FLAG=rowtextonly  COMBRELOC=ldscripts/${EMULATION_NAME}.xwer.tmp  ( echo "/* Script for -z combreloc -z separate-code -z relro -z now --rosegment */"    source_sh ${CUSTOMIZER_SCRIPT}    source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc  ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xwer  rm -f ${COMBRELOC}  COMBRELOC=   unset RELRO_NOW   if test -n "$GENERATE_RELRO_SCRIPT"; then      RELRO=" "       LD_FLAG=c      COMBRELOC=ldscripts/${EMULATION_NAME}.xco.tmp      ( echo "/* Script for -z combreloc -z relro */"	source_sh ${CUSTOMIZER_SCRIPT}	source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc      ) | sed -e '/^ *$/d;s/[    ]*$//' > ldscripts/${EMULATION_NAME}.xco      rm -f ${COMBRELOC}       LD_FLAG=ctextonly      COMBRELOC=ldscripts/${EMULATION_NAME}.xceo.tmp      ( echo "/* Script for -z combreloc -z separate-code -z relro */"	source_sh ${CUSTOMIZER_SCRIPT}	source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc      ) | sed -e '/^ *$/d;s/[    ]*$//' > ldscripts/${EMULATION_NAME}.xceo      rm -f ${COMBRELOC}      COMBRELOC=       LD_FLAG=roctextonly      COMBRELOC=ldscripts/${EMULATION_NAME}.xceor.tmp      ( echo "/* Script for -z combreloc -z separate-code -z relro --rosegment */"	source_sh ${CUSTOMIZER_SCRIPT}	source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc      ) | sed -e '/^ *$/d;s/[    ]*$//' > ldscripts/${EMULATION_NAME}.xceor      rm -f ${COMBRELOC}      COMBRELOC=       unset RELRO  fifi if test -n "$GENERATE_SHLIB_SCRIPT"; then  CREATE_SHLIB=" "  DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}}   LD_FLAG=shared  ( echo "/* Script for -shared */"    source_sh ${CUSTOMIZER_SCRIPT}    source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc  ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xs   LD_FLAG=sharedtextonly  ( echo "/* Script for -shared -z separate-code */"    source_sh ${CUSTOMIZER_SCRIPT}    source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc  ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xse   LD_FLAG=rosharedtextonly  ( echo "/* Script for -shared -z separate-code --rosegment */"    source_sh ${CUSTOMIZER_SCRIPT}    source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc  ) | sed -e '/^ *$/d;s/[	 ]*$//' > ldscripts/${EMULATION_NAME}.xser 

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