#!/bin/sh
# genscripts.sh - generate the ld-emulation-target specific files
+# Copyright 2007 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 \
# /sources/ld \
# /usr/local/lib \
# /usr/local \
+# /usr/local \
# sparc-sun-sunos4.1.3 \
# sparc-sun-sunos4.1.3 \
# sparc-sun-sunos4.1.3 \
srcdir=$1
libdir=$2
-exec_prefix=$3
-host=$4
-target=$5
-target_alias=$6
-EMULATION_LIBPATH=$7
-NATIVE_LIB_DIRS=$8
-use_sysroot=$9
+prefix=$3
+exec_prefix=$4
+host=$5
+target=$6
+target_alias=$7
+EMULATION_LIBPATH=$8
+NATIVE_LIB_DIRS=$9
shift 9
-EMULATION_NAME=$1
-TOOL_LIB=$2
-CUSTOMIZER_SCRIPT=$3
+use_sysroot=$1
+EMULATION_NAME=$2
+TOOL_LIB=$3
+CUSTOMIZER_SCRIPT=$4
# Can't use ${TOOL_LIB:-$target_alias} here due to an Ultrix shell bug.
if [ "x${TOOL_LIB}" = "x" ] ; then
::) LIB_PATH=${tool_lib} ;;
*) LIB_PATH=${tool_lib}:${LIB_PATH} ;;
esac
+ # For multilib targets, search both $tool_lib dirs
+ if [ "x${LIBPATH_SUFFIX}" != "x" ] ; then
+ case :${LIB_PATH}: in
+ ::: | *:${tool_lib}${LIBPATH_SUFFIX}:*) ;;
+ ::) LIB_PATH=${tool_lib}${LIBPATH_SUFFIX} ;;
+ *) LIB_PATH=${tool_lib}${LIBPATH_SUFFIX}:${LIB_PATH} ;;
+ esac
+ fi
fi
LIB_SEARCH_DIRS=`echo ${LIB_PATH} | sed -e 's/:/ /g' -e 's/\([^ ][^ ]*\)/SEARCH_DIR(\\"\1\\");/g'`
# We need it for testsuite.
-case " $EMULATION_LIBPATH " in
- *" ${EMULATION_NAME} "*)
+set $EMULATION_LIBPATH
+if [ "x$1" = "x$EMULATION_NAME" ]; then
test -d tmpdir || mkdir tmpdir
- test -f tmpdir/libpath.exp || \
+ rm -f tmpdir/libpath.exp
echo "set libpath \"${LIB_PATH}\"" | sed -e 's/:/ /g' > tmpdir/libpath.exp
- ;;
-esac
+fi
# Generate 5 or 6 script files from a master script template in
# ${srcdir}/scripttempl/${SCRIPT_NAME}.sh. Which one of the 5 or 6
LD_FLAG=n
DATA_ALIGNMENT=${DATA_ALIGNMENT_n}
-TEXT_START_ADDR=${NONPAGED_TEXT_START_ADDR-${TEXT_START_ADDR}}
( echo "/* Script for -n: mix text and data on same page */"
. ${CUSTOMIZER_SCRIPT} ${EMULATION_NAME}
. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
LD_FLAG=shared
DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}}
CREATE_SHLIB=" "
- # Note that TEXT_START_ADDR is set to NONPAGED_TEXT_START_ADDR.
(
echo "/* Script for ld --shared: link shared library */"
. ${CUSTOMIZER_SCRIPT} ${EMULATION_NAME}
LD_FLAG=pie
DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}}
CREATE_PIE=" "
- # Note that TEXT_START_ADDR is set to NONPAGED_TEXT_START_ADDR.
(
echo "/* Script for ld -pie: link position independent executable */"
. ${CUSTOMIZER_SCRIPT} ${EMULATION_NAME}
*" ${EMULATION_NAME} "*) COMPILE_IN=true;;
esac
+if test -n "${BASH+set}"; then
+ source_em()
+ {
+ local current_script="$em_script"
+ em_script=$1
+ . $em_script
+ em_script=$current_script
+ }
+ fragment()
+ {
+ local lineno=$[${BASH_LINENO[0]} + 1]
+ echo >> e${EMULATION_NAME}.c "#line $lineno \"$em_script\""
+ cat >> e${EMULATION_NAME}.c
+ }
+else
+ source_em()
+ {
+ . $1
+ }
+ fragment()
+ {
+ cat >> e${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