#!/bin/sh
# genscripts.sh - generate the ld-emulation-target specific files
+# Copyright (C) 2004-2021 Free Software Foundation, Inc.
#
-# Usage: genscripts.sh srcdir libdir host target target_alias \
-# default_emulation native_lib_dirs this_emulation tool_dir
+# 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.sh /djm/ld-devo/devo/ld /usr/local/lib sparc-sun-sunos4.1.3 \
-# sparc-sun-sunos4.1.3 sparc-sun-sunos4.1.3 sun4 "" sun3 sparc-sun-sunos4.1.3
-# produces sun3.x sun3.xbn sun3.xn sun3.xr sun3.xu em_sun3.c
+#
+# 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
+# xdw: -pie -z combreloc -z relro -z now
+# xdceo: -pie -z combreloc -z separate-code -z relro
+# xdce: -pie -z combreloc -z separate-code
+# xdco: -pie -z combreloc -z relro
+# xdc: -pie -z combreloc
+# xdeo: -pie -z separate-code -z relro
+# xde: -pie -z separate-code
+# xdo: -pie -z relro
+# xd: -pie
+#
+# xswe: -shared -z combreloc -z separate-code -z relro -z now
+# xsw: -shared -z combreloc -z relro -z now
+# xsceo: -shared -z combreloc -z separate-code -z relro
+# xsce: -shared -z combreloc -z separate-code
+# xsco: -shared -z combreloc -z relro
+# xsc: -shared -z combreloc
+# xseo: -shared -z separate-code -z relro
+# xse: -shared -z separate-code
+# xso: -shared -z relro
+# xs: -shared
+#
+# xwe: -z combreloc -z separate-code -z relro -z now
+# xw: -z combreloc -z relro -z now
+# xceo: -z combreloc -z separate-code -z relro
+# xce: -z combreloc -z separate-code
+# xco: -z combreloc -z relro
+# xc: -z combreloc
+# xeo: -z separate-code -z relro
+# xe: -z separate-code
+# 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=$1
libdir=$2
-host=$3
-target=$4
-target_alias=$5
-EMULATION_LIBPATH=$6
-NATIVE_LIB_DIRS=$7
-EMULATION_NAME=$8
-tool_lib=`echo ${libdir} | sed -e 's|/lib$||'`/${9-$target_alias}/lib
+prefix=$3
+exec_prefix=$4
+host=$5
+target=$6
+target_alias=$7
+DEPDIR=$8
+shift 8
+LIB_PATH=$1
+EMULATION_LIBPATH=$2
+NATIVE_LIB_DIRS=$3
+use_sysroot=$4
+ENABLE_INITFINI_ARRAY=$5
+shift 5
+EMULATION_NAME=$1
+TOOL_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}.Tc
+fi
# Include the emulation-specific parameters:
-. ${srcdir}/emulparams/${EMULATION_NAME}.sh
+CUSTOMIZER_SCRIPT="${srcdir}/emulparams/${EMULATION_NAME}.sh"
+source_sh ${CUSTOMIZER_SCRIPT}
if test -d ldscripts; then
true
mkdir ldscripts
fi
+# 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$NATIVE" = "xyes" ; then
+ USE_LIBPATH=yes
+fi
+
# Set the library search path, for libraries named by -lfoo.
# If LIB_PATH is defined (e.g., by Makefile) and non-empty, it is used.
# Otherwise, the default is set here.
#
# The format is the usual list of colon-separated directories.
# To force a logically empty LIB_PATH, do LIBPATH=":".
+#
+# If we are using a sysroot, prefix library paths with "=" to indicate this.
+#
+# If the emulparams file set LIBPATH_SUFFIX, prepend an extra copy of
+# the library path with the suffix applied.
+
+# Paths with LIBPATH_SUFFIX
+lib_path1=
+# Paths without LIBPATH_SUFFIX
+lib_path2=
+if [ "${LIB_PATH}" != ":" ] ; then
+ lib_path2=${LIB_PATH}
+fi
+
+# Add args to lib_path1 and lib_path2, discarding any duplicates
+append_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 "${skip_lib}" = "no"; then
+ case :${lib_path1}:${lib_path2}: in
+ *:${lib}:*) ;;
+ *::) lib_path2=${lib} ;;
+ *) lib_path2=${lib_path2}:${lib} ;;
+ esac
+ fi
+ done
+ fi
+}
+
+# Always search $(tooldir)/lib, aka /usr/local/TARGET/lib when native
+# except when LIBPATH=":".
+if [ "${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" ] ; then
- # Cross, or native non-default emulation not requesting LIB_PATH.
- LIB_PATH=
-
- if [ "x${host}" = "x${target}" ] ; then
- case " $EMULATION_LIBPATH " in
- *" ${EMULATION_NAME} "*)
- # Native, and default or emulation requesting LIB_PATH.
- LIB_PATH=/lib:/usr/lib
- if [ -n "${NATIVE_LIB_DIRS}" ]; then
- LIB_PATH=${LIB_PATH}:${NATIVE_LIB_DIRS}
- fi
- if [ "${libdir}" != /usr/lib ]; then
- LIB_PATH=${LIB_PATH}:${libdir}
- fi
- if [ "${libdir}" != /usr/local/lib ] ; then
- LIB_PATH=${LIB_PATH}:/usr/local/lib
- fi
+if [ "x${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
-# Always search $(tooldir)/lib, aka /usr/local/TARGET/lib.
-LIB_PATH=${LIB_PATH}:${tool_lib}
+case :${lib_path1}:${lib_path2}: in
+ *:: | ::*) LIB_PATH=${lib_path1}${lib_path2} ;;
+ *) LIB_PATH=${lib_path1}:${lib_path2} ;;
+esac
-LIB_SEARCH_DIRS=`echo ${LIB_PATH} | tr ':' ' ' | sed -e 's/\([^ ][^ ]*\)/SEARCH_DIR(\1);/g'`
+LIB_SEARCH_DIRS=`echo ${LIB_PATH} | sed -e 's/:/ /g' -e 's/\([^ ][^ ]*\)/SEARCH_DIR(\\"\1\\");/g'`
-# Generate 5 or 6 script files from a master script template in
-# ${srcdir}/scripttempl/${SCRIPT_NAME}.sh. Which one of the 5 or 6
-# script files is actually used depends on command line options given
-# to ld. (SCRIPT_NAME was set in the emulparams_file.)
-#
-# A .x script file is the default script.
-# A .xr script is for linking without relocation (-r flag).
-# A .xu script is like .xr, but *do* create constructors (-Ur flag).
-# A .xn script is for linking with -n flag (mix text and data on same page).
-# A .xbn script is for linking with -N flag (mix text and data on same page).
-# A .xs script is for generating a shared library with the --shared
-# flag; it is only generated if $GENERATE_SHLIB_SCRIPT is set by the
-# emulation parameters.
+# We need it for testsuite.
+set $EMULATION_LIBPATH
+if [ "x$1" = "x$EMULATION_NAME" ]; then
+ test -d tmpdir || mkdir tmpdir
+ rm -f tmpdir/libpath.exp
+ echo "set libpath \"${LIB_PATH}\"" | sed -e 's/:/ /g' > tmpdir/libpath.exp
+fi
-SEGMENT_SIZE=${SEGMENT_SIZE-${TARGET_PAGE_SIZE}}
+if [ "x$SCRIPT_NAME" = "xelf" ]; then
+ GENERATE_COMBRELOC_SCRIPT=yes
+fi
+
+SEGMENT_SIZE=${SEGMENT_SIZE-${MAXPAGESIZE-${TARGET_PAGE_SIZE}}}
# Determine DATA_ALIGNMENT for the 5 variants, using
-# values specified in the emulparams/<emulation>.sh file or default.
+# values specified in the emulparams/<script_to_run>.sh file or default.
DATA_ALIGNMENT_="${DATA_ALIGNMENT_-${DATA_ALIGNMENT-ALIGN(${SEGMENT_SIZE})}}"
DATA_ALIGNMENT_n="${DATA_ALIGNMENT_n-${DATA_ALIGNMENT_}}"
LD_FLAG=r
DATA_ALIGNMENT=${DATA_ALIGNMENT_r}
DEFAULT_DATA_ALIGNMENT="ALIGN(${SEGMENT_SIZE})"
-(. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \
- ldscripts/${EMULATION_NAME}.xr
+( echo "/* Script for -r */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xr
LD_FLAG=u
DATA_ALIGNMENT=${DATA_ALIGNMENT_u}
CONSTRUCTING=" "
-(. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \
- ldscripts/${EMULATION_NAME}.xu
+( echo "/* Script for -Ur */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xu
-LD_FLAG=
DATA_ALIGNMENT=${DATA_ALIGNMENT_}
RELOCATING=" "
-(. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \
- ldscripts/${EMULATION_NAME}.x
+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/${EMULATION_NAME}.xe
+if test -n "$GENERATE_RELRO_SCRIPT"; then
+ LD_FLAG=
+ RELRO=" "
+ ( 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/${EMULATION_NAME}.xeo
+ unset RELRO
+fi
LD_FLAG=n
DATA_ALIGNMENT=${DATA_ALIGNMENT_n}
-TEXT_START_ADDR=${NONPAGED_TEXT_START_ADDR-${TEXT_START_ADDR}}
-(. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \
- ldscripts/${EMULATION_NAME}.xn
+( echo "/* Script for -n */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xn
LD_FLAG=N
DATA_ALIGNMENT=${DATA_ALIGNMENT_N}
-(. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \
- ldscripts/${EMULATION_NAME}.xbn
+( 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 ${COMBRELOC}
+ RELRO_NOW=" "
+ LD_FLAG=w
+ COMBRELOC=ldscripts/${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 ${COMBRELOC}
+ COMBRELOC=
+ unset RELRO_NOW
+ if test -n "$GENERATE_RELRO_SCRIPT"; then
+ LD_FLAG=c
+ RELRO=" "
+ 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 ${COMBRELOC}
+ COMBRELOC=
+ unset RELRO
+ fi
+fi
if test -n "$GENERATE_SHLIB_SCRIPT"; then
- LD_FLAG=shared
DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}}
CREATE_SHLIB=" "
- # Note that TEXT_START_ADDR is set to NONPAGED_TEXT_START_ADDR.
- (. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \
- ldscripts/${EMULATION_NAME}.xs
+ 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/${EMULATION_NAME}.xse
+
+ if test -n "$GENERATE_RELRO_SCRIPT"; then
+ RELRO=" "
+ LD_FLAG=shared
+ ( echo "/* Script for -shared -z relro */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xso
+ LD_FLAG=sharedtextonly
+ ( echo "/* Script for -shared -z separate-code -z relro */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xseo
+ unset RELRO
+ fi
+ if test -n "$GENERATE_COMBRELOC_SCRIPT"; then
+ DATA_ALIGNMENT=${DATA_ALIGNMENT_sc-${DATA_ALIGNMENT}}
+ LD_FLAG=cshared
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xsc.tmp
+ ( echo "/* Script for -shared -z combreloc */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsc
+ rm -f ${COMBRELOC}
+ LD_FLAG=csharedtextonly
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xsce.tmp
+ ( echo "/* Script for -shared -z combreloc -z separate-code */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsce
+ rm -f ${COMBRELOC}
+ RELRO_NOW=" "
+ LD_FLAG=wshared
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xsw.tmp
+ ( echo "/* Script for -shared -z combreloc -z relro -z now */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsw
+ rm -f ${COMBRELOC}
+ LD_FLAG=wsharedtextonly
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xswe.tmp
+ ( echo "/* Script for -shared -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}.xswe
+ rm -f ${COMBRELOC}
+ unset RELRO_NOW
+
+ if test -n "$GENERATE_RELRO_SCRIPT"; then
+ LD_FLAG=wshared
+ RELRO=" "
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xsco.tmp
+ ( echo "/* Script for -shared -z combreloc -z relro */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsco
+ rm -f ${COMBRELOC}
+ LD_FLAG=wsharedtextonly
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xsceo.tmp
+ ( echo "/* Script for -shared -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}.xsceo
+ rm -f ${COMBRELOC}
+ unset RELRO
+ fi
+ COMBRELOC=
+ fi
+ unset CREATE_SHLIB
fi
-for i in $EMULATION_LIBPATH ; do
- test "$i" = "$EMULATION_NAME" && COMPILE_IN=true
-done
+if test -n "$GENERATE_PIE_SCRIPT"; then
+ DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}}
+ CREATE_PIE=" "
+ LD_FLAG=pie
+ ( echo "/* Script for -pie */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xd
+ LD_FLAG=pietextonly
+ ( echo "/* Script for -pie -z separate-code */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xde
+ if test -n "$GENERATE_RELRO_SCRIPT"; then
+ RELRO=" "
+ LD_FLAG=pie
+ ( echo "/* Script for -pie -z relro */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdo
+ LD_FLAG=pietextonly
+ ( echo "/* Script for -pie -z separate-code -z relro */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdeo
+ unset RELRO
+ fi
+ if test -n "$GENERATE_COMBRELOC_SCRIPT"; then
+ DATA_ALIGNMENT=${DATA_ALIGNMENT_sc-${DATA_ALIGNMENT}}
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xdc.tmp
+ LD_FLAG=cpie
+ ( echo "/* Script for -pie -z combreloc */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdc
+ rm -f ${COMBRELOC}
+ LD_FLAG=cpietextonly
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xdce.tmp
+ ( echo "/* Script for -pie -z combreloc -z separate-code */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdce
+ rm -f ${COMBRELOC}
+ RELRO_NOW=" "
+ LD_FLAG=wpie
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xdw.tmp
+ ( echo "/* Script for -pie -z combreloc -z relro -z now */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdw
+ rm -f ${COMBRELOC}
+ LD_FLAG=wpietextonly
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xdwe.tmp
+ ( echo "/* Script for -pie -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}.xdwe
+ rm -f ${COMBRELOC}
+ unset RELRO_NOW
+
+ if test -n "$GENERATE_RELRO_SCRIPT"; then
+ LD_FLAG=wpie
+ RELRO=" "
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xdco.tmp
+ ( echo "/* Script for -pie -z combreloc -z relro */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdco
+ rm -f ${COMBRELOC}
+ LD_FLAG=wpietextonly
+ COMBRELOC=ldscripts/${EMULATION_NAME}.xdceo.tmp
+ ( echo "/* Script for -pie -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}.xdceo
+ rm -f ${COMBRELOC}
+
+ unset RELRO
+ fi
+ COMBRELOC=
+ fi
+ unset CREATE_PIE
+fi
+
+if test -n "$GENERATE_AUTO_IMPORT_SCRIPT"; then
+ LD_FLAG=auto_import
+ DATA_ALIGNMENT=${DATA_ALIGNMENT_}
+ ( echo "/* Script for --enable-auto-import */"
+ source_sh ${CUSTOMIZER_SCRIPT}
+ source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+ ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xa
+fi
+
+case "$COMPILE_IN: $EMULATION_LIBPATH " in
+ :*" ${EMULATION_NAME} "*) COMPILE_IN=yes;;
+esac
+
+# PR ld/5652:
+# Determine if the shell has support for the variable BASH_LINENO.
+# When it is the case, it is only available inside functions.
+has_lineno()
+{
+ test "x$BASH_LINENO" != "x"
+}
+
+# Enable accruate error source in the compiler error messages, if possible.
+if has_lineno; then
+ . ${srcdir}/genscrba.sh
+else
+ source_em()
+ {
+ source_sh $1
+ }
+ fragment()
+ {
+ cat >> e${EMULATION_NAME}.c
+ }
+fi
# Generate e${EMULATION_NAME}.c.
-. ${srcdir}/emultempl/${TEMPLATE_NAME-generic}.em
+# Start with an empty file, then the sourced .em script
+# can use the "fragment" function to append.
+> e${EMULATION_NAME}.c
+source_em ${srcdir}/emultempl/${TEMPLATE_NAME-generic}.em
+
+if test -n "${DEPDIR}"; then
+ ecdeps=
+ for dep in `cat ${DEPDIR}/e${EMULATION_NAME}.Tc`; do
+ case " $ecdeps " in
+ *" $dep "*): ;;
+ *) ecdeps="$ecdeps $dep" ;;
+ esac
+ done
+ rm -f ${DEPDIR}/e${EMULATION_NAME}.Tc
+ echo "e${EMULATION_NAME}.c:${ecdeps}" > ${DEPDIR}/e${EMULATION_NAME}.Pc
+fi
projects / thirdparty / binutils-gdb.git / blobdiff