From: Richard Kenner <kenner@gcc.gnu.org>
Date: Mon, 9 Jun 1997 20:48:17 +0000 (-0400)
Subject: Initial revision
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9a8fde947ceb5dcde0debda60ae949f08de72a99;p=gcc.git

Initial revision

From-SVN: r14189
---

diff --git a/gcc/configure.lang b/gcc/configure.lang
new file mode 100644
index 00000000000..b7cf12bf4be
--- /dev/null
+++ b/gcc/configure.lang
@@ -0,0 +1,436 @@
+# configure.lang for GNU CC
+# This script is run by configure for configuration of language
+# subdirectories which conform to the old GCC configure mechansim
+# for such subdirectories.
+
+# Copyright (C) 1997 Free Software Foundation, Inc.
+
+#This file is part of GNU CC.
+
+#GNU CC 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 2, or (at your option)
+#any later version.
+
+#GNU CC 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 GNU CC; see the file COPYING.  If not, write to
+#the Free Software Foundation, 59 Temple Place - Suite 330,
+#Boston, MA 02111-1307, USA.
+
+savesrcdir=$srcdir
+for subdir in . $subdirs
+do
+	oldsrcdir=$savesrcdir
+
+	# Re-adjust the path
+	case $oldsrcdir in
+	/*)
+		case $subdir in
+		.)
+			srcdir=$oldsrcdir
+			;;
+		*)
+			srcdir=$oldsrcdir/$subdir
+			;;
+		esac
+		;;
+	*)
+		case $subdir in
+		.)
+			;;
+		*)
+			oldsrcdir=../${oldsrcdir}
+			srcdir=$oldsrcdir/$subdir
+			;;
+		esac
+		;;
+	esac
+	mainsrcdir=$oldsrcdir
+	STARTDIR=`pwd`
+	test -d $subdir || mkdir $subdir
+	cd $subdir
+
+	# Create Makefile.tem from Makefile.in.
+	# Make it set VPATH if necessary so that the sources are found.
+	# Also change its value of srcdir.
+	# Also create a .gdbinit file which runs the one in srcdir
+	# and tells GDB to look there for source files.
+	case $srcdir in
+	. | ./$subdir | .././$subdir)
+		rm -f Makefile.tem
+		cp Makefile.in Makefile.tem
+		chmod +w Makefile.tem
+		;;
+	*)
+		rm -f Makefile.tem
+		echo "VPATH = ${srcdir}" \
+		  | cat - ${srcdir}/Makefile.in \
+		  | sed "s@^srcdir = \.@srcdir = ${srcdir}@" > Makefile.tem
+		rm -f .gdbinit
+		echo "dir ." > .gdbinit
+		echo "dir ${srcdir}" >> .gdbinit
+		if [ x$gdb_needs_out_file_path = xyes ]
+		then
+			echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
+		fi
+		if [ "x$subdirs" != x ]; then
+			for s in $subdirs
+			do
+				echo "dir ${srcdir}/$s" >> .gdbinit
+			done
+		fi
+		echo "source ${srcdir}/.gdbinit" >> .gdbinit
+		;;
+	esac
+
+	# Conditionalize the makefile for this host machine.
+	rm -f Makefile.xx Makefile.ll
+	merged_frags=
+	for f in .. ${host_xmake_file}
+	do
+		if [ -f ${mainsrcdir}/config/$f ]
+		then
+			cat ${mainsrcdir}/config/$f >> Makefile.ll
+			if [ x"${merged_frags}" != x ]
+			then
+				merged_frags="${merged_frags} and "
+			fi
+			merged_frags="${merged_frags}${f}"
+		fi
+	done
+	if [ x"${merged_frags}" != x ]
+	then
+		sed -e "/####host/  r Makefile.ll" Makefile.tem > Makefile.xx
+		echo "Merged ${merged_frags}."
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+		rm -f Makefile.ll
+	fi
+
+	# Add a definition for MAKE if system wants one.
+	case "$SET_MAKE" in
+	?*)
+		rm -f Makefile.xx
+		(echo "$SET_MAKE"; cat Makefile.tem) >Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	esac
+
+	# Add a definition for INSTALL if system wants one.
+	# This substitutes for lots of x-* files.
+	if [ x$build_broken_install = x ]
+	then true
+	else
+		rm -f Makefile.xx
+		abssrcdir=`cd ${srcdir}; pwd`
+		sed "s|^INSTALL = .*|INSTALL = ${abssrcdir}/install.sh -c|" Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# Some of the following don't make sense in the language makefiles,
+	# but rather than introduce another level of nesting, we leave them
+	# as is.
+
+	# Set EXTRA_HEADERS according to extra_headers.
+	# This substitutes for lots of t-* files.
+	extra_headers_list=
+	if [ "x$extra_headers" = x ]
+	then true
+	else
+		rm -f Makefile.xx
+		sed "s|^EXTRA_HEADERS =|EXTRA_HEADERS = ${extra_headers_list}|" Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# Set EXTRA_PASSES according to extra_passes.
+	# This substitutes for lots of t-* files.
+	if [ "x$extra_passes" = x ]
+	then true
+	else
+		rm -f Makefile.xx
+		sed "s/^EXTRA_PASSES =/EXTRA_PASSES = $extra_passes/" Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# Set EXTRA_PARTS according to extra_parts.
+	# This substitutes for lots of t-* files.
+	if [ "x$extra_parts" = x ]
+	then true
+	else
+		rm -f Makefile.xx
+		sed "s/^EXTRA_PARTS =/EXTRA_PARTS = $extra_parts/" Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# Set EXTRA_PROGRAMS according to extra_programs.
+	if [ "x$extra_programs" = x ]
+	then true
+	else
+		rm -f Makefile.xx
+		sed "s/^EXTRA_PROGRAMS =/EXTRA_PROGRAMS = $extra_programs/" Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# Set EXTRA_OBJS according to extra_objs.
+	# This substitutes for lots of t-* files.
+	if [ "x$extra_objs" = x ]
+	then true
+	else
+		rm -f Makefile.xx
+		sed "s|^EXTRA_OBJS =|EXTRA_OBJS = $extra_objs|" Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# Set EXTRA_GCC_OBJS according to host_extra_gcc_objs.
+	# This substitutes for lots of x-* files.
+	if [ "x$host_extra_gcc_objs" = x ]
+	then true
+	else
+		rm -f Makefile.xx
+		sed "s|^EXTRA_GCC_OBJS =|EXTRA_GCC_OBJS = $host_extra_gcc_objs|"
+Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# Add a definition of USE_COLLECT2 if system wants one.
+	# Also tell toplev.c what to do.
+	# This substitutes for lots of t-* files.
+	if [ x$use_collect2 != x ]
+	then
+		rm -f Makefile.xx
+		(echo "USE_COLLECT2 = ld"; echo "MAYBE_USE_COLLECT2 = -DUSE_COLLECT2")\
+	 	   | cat - Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# Set MD_DEPS if the real md file is in md.pre-cpp.
+	# Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
+	# for line oriented comments, so we must always use a GNU cpp.  If
+	# building gcc with a cross compiler, use the cross compiler just
+	# built.  Otherwise, we can use the cpp just built.
+	if [ "x$md_cppflags" != x ]
+	then
+		rm -f Makefile.xx
+	  	(if [ x$host = x$build ] ; then
+			echo "MD_DEPS = $(md_file) cpp" ; echo "MD_CPP = ./cpp"
+		else
+			echo "MD_DEPS = md.pre-cpp" ; echo "MD_CPP = \$(HOST_CC) -x c -E"
+		fi
+		echo "MD_CPPFLAGS = $md_cppflags") | \
+		  cat - Makefile.tem | sed -e "s|^MD_FILE[ 	]*=.*|MD_FILE = md|" > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# If using -program-transform-name, override the installation names.
+	if [ "x${program_transform_set}" = "xyes" ] ; then
+		sed -e "s/^program_transform_name[ 	]*=.*$/program_transform_name =
+$program_transform_name/" \
+		    -e "s/^program_transform_cross_name[
+]*=.*$/program_transform_cross_name = $program_transform_name/" \
+		    Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# Conditionalize the makefile for this target machine.
+	rm -f Makefile.xx Makefile.ll
+	merged_frags=
+	for f in .. ${tmake_file}
+	do
+		if [ -f ${mainsrcdir}/config/$f ]
+		then
+			cat ${mainsrcdir}/config/$f >> Makefile.ll
+			if [ x"${merged_frags}" != x ]
+			then
+				merged_frags="${merged_frags} and "
+			fi
+			merged_frags="${merged_frags}$f"
+		fi
+	done
+	if [ x"${merged_frags}" != x ]
+	then
+		sed -e "/####target/  r Makefile.ll" Makefile.tem > Makefile.xx
+		echo "Merged ${merged_frags}."
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+		rm -f Makefile.ll
+	fi
+
+	# If this is the top level Makefile, add the language fragments.
+	# Languages are added via two mechanisms.  Some information must be
+	# recorded in makefile variables, these are defined in config-lang.in.
+	# We accumulate them and plug them into the main Makefile.
+	# The other mechanism is a set of hooks for each of the main targets
+	# like `clean', `install', etc.
+	if [ $subdir = . ]
+	then
+		rm -f Makefile.xx Makefile.ll
+		touch Makefile.ll
+		sed -e "/####language fragments/ r Makefile.ll" Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+		subdirs=`echo $subdirs`
+		sed -e "s|^SUBDIRS[ 	]*=.*$|SUBDIRS = $subdirs|" \
+		    -e "s|^LANGUAGES[ 	]*=[ 	]*\(.*\)$|LANGUAGES = \1 $all_languages|" \
+		    -e "s|^BOOT_LANGUAGES[ 	]*=[ 	]*\(.*\)$|BOOT_LANGUAGES = \1 $all_boot_languages|" \
+		    -e "s|^COMPILERS[ 	]*=[ 	]*\(.*\)$|COMPILERS = \1 $all_compilers|" \
+		    -e "s|^LANG_MAKEFILES[ 	]*=.*$|LANG_MAKEFILES = $all_lang_makefiles|" \
+		    -e "s|^LANG_STAGESTUFF[ 	]*=.*$|LANG_STAGESTUFF = $all_stagestuff|" \
+		    -e "s|^LANG_DIFF_EXCLUDES[ 	]*=.*$|LANG_DIFF_EXCLUDES = $all_diff_excludes|" \
+		    -e "s|^LANG_EXTRA_HEADERS[ 	]*=.*$|LANG_EXTRA_HEADERS = $all_headers|" \
+		    -e "s|^LANG_LIB2FUNCS[ 	]*=.*$|LANG_LIB2FUNCS = $all_lib2funcs|" \
+		    Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+
+		# Since we can't use `::' targets, we link each language in
+		# with a set of hooks, reached indirectly via lang.${target}.
+		rm -f Makefile.ll
+		for t in $target_list
+		do
+			x=
+			for l in .. $all_languages
+			do
+				if [ $l != ".." ]; then
+					x="$x $l.$t"
+				fi
+			done
+			echo "lang.$t: $x" >> Makefile.ll
+		done
+		sed -e "/####language hooks/ r Makefile.ll" Makefile.tem > Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+		rm -f Makefile.ll
+
+		# If the host doesn't support symlinks, modify CC in
+		# FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
+		# Otherwise, we can use "CC=$(CC)".
+		rm -f symtest.tem
+		if $symbolic_link symtest1.tem symtest.tem 2>/dev/null
+		then
+			sed -e 's,CC=set-by-configure,CC=$(CC),' \
+			    Makefile.tem > Makefile.xx
+			sed -e 's,STAGE_PREFIX=set-by-configure,STAGE_PREFIX=$(STAGE_PREFIX),' \
+			    Makefile.xx > Makefile.yy
+		else
+			sed -e "s,CC=set-by-configure,CC=\`case '\$(CC)' in *stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`," \
+			    Makefile.tem > Makefile.xx
+			sed -e "s,STAGE_PREFIX=set-by-configure,STAGE_PREFIX=\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`," \
+			    Makefile.xx > Makefile.yy
+		fi
+		rm -f Makefile.tem Makefile.xx
+		mv Makefile.yy Makefile.tem
+		rm -f symtest.tem
+
+		if [ "x$all_languages" != x ]
+		then
+			# Missing space after `Merged' is intentional.
+			echo "Merged$all_languages fragment(s)."
+		fi
+
+	# Otherwise, this is a language subdirectory.  If the host supports
+	# symlinks, point stage[123] at ../stage[123] so bootstrapping and the
+	# installation procedure can still use CC="stage1/xgcc -Bstage1/".
+	# If the host doesn't support symlinks, FLAGS_TO_PASS has been
+	# modified to solve the problem there.
+	else
+		for t in stage1 stage2 stage3 stage4 include
+		do
+			rm -f $t
+			$symbolic_link ../$t $t 2>/dev/null
+		done
+	fi
+
+	# Remove all formfeeds, since some Makes get confused by them.
+	# Also arrange to give the variables `target', `host_xmake_file',
+	# `tmake_file', `prefix', `local_prefix', `exec_prefix', `FIXINCLUDES'
+	# `out_file', `out_object', `md_file', `lang_specs_files',
+	# `lang_options_files', `INSTALL_HEADERS_DIR', and `CROSS_FLOAT_H'
+	# values in the Makefile from the values they have in this script.
+	rm -f Makefile.xx
+	rm -f aux-output.c aux-output.o md
+	# Create an empty Makefile.sed first, to work around a Nextstep 3.3 bug.
+	echo 's|||' > Makefile.sed
+	rm Makefile.sed
+	echo 's|||' > Makefile.sed
+	echo "s|^target=.*$|target=${target}|" >> Makefile.sed
+	echo "s|^target_alias=.*$|target_alias=${target}|" >> Makefile.sed
+	echo "s|^xmake_file=.*$|xmake_file=${dep_host_xmake_file}|" >> Makefile.sed
+	echo "s|^tmake_file=.*$|tmake_file=${dep_tmake_file}|" >> Makefile.sed
+	echo "s|^version=.*$|version=${version}|" >> Makefile.sed
+	echo "s|^version=.*$|version=${version}|" >> Makefile.sed
+	echo "s|^out_file=.*$|out_file=${srcdir}/config/${out_file}|" >> Makefile.sed
+	echo "s|^out_object_file=.*$|out_object_file=${out_object_file}|" >> Makefile.sed
+	echo "s|^md_file=.*$|md_file=${md_file}|" >> Makefile.sed
+	echo "s|^tm_file=.*$|tm_file=${tm_file_sub}|" >> Makefile.sed
+	echo "s|^host_xm_file=.*$|host_xm_file=${host_xm_file_sub}|" >> Makefile.sed
+	echo "s|^build_xm_file=.*$|build_xm_file=${build_xm_file_sub}|" >> Makefile.sed
+	echo "s|^lang_specs_files=.*$|lang_specs_files=${lang_specs_files}|" >> Makefile.sed
+	echo "s|^lang_options_files=.*$|lang_options_files=${lang_options_files}|" >> Makefile.sed
+	echo "s|^OBJC_THREAD_FILE=.*$|OBJC_THREAD_FILE=thr-${objc_thread_file}|" >> Makefile.sed
+	echo "s|^prefix[ 	]*=.*|prefix = $prefix|" >> Makefile.sed
+	echo "s|^local_prefix[ 	]*=.*|local_prefix = $local_prefix|" >> Makefile.sed
+	echo "s|^exec_prefix[ 	]*=.*|exec_prefix = $exec_prefix|" >> Makefile.sed
+	echo "s|^FIXINCLUDES[ 	]*=.*|FIXINCLUDES = $fixincludes|" >> Makefile.sed
+	echo "s|^INSTALL_HEADERS_DIR[ 	]*=.*$|INSTALL_HEADERS_DIR = ${build_install_headers_dir}|" >> Makefile.sed
+	echo "s|^exeext[ 	]*=.*$|exeext = ${build_exeext}|" >> Makefile.sed
+	echo "s|^CROSS_FLOAT_H[	]*=.*|CROSS_FLOAT_H=\$(srcdir)/config/float-${float_format}.h|" >> Makefile.sed
+	sed -f Makefile.sed Makefile.tem > Makefile.xx
+	rm -f Makefile.tem Makefile.sed
+	mv Makefile.xx Makefile.tem
+
+	# Install Makefile for real, after making final changes.
+	# Define macro CROSS_COMPILE in compilation
+	# if this is a cross-compiler.
+	# Also use all.cross instead of all.internal
+	# and add cross-make to Makefile.
+	if [ x$host != x$target ]
+	then
+		rm -f Makefile.xx
+		echo "CROSS=-DCROSS_COMPILE" > Makefile.xx
+		sed -e "/####cross/  r ${mainsrcdir}/cross-make" Makefile.tem >> Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	# When building gcc with a cross-compiler, we need to fix a few things.
+	# This must come after cross-make as we want all.build to override
+	# all.cross.
+  	if [ x$build != x$host ]
+	then
+		rm -f Makefile.xx
+		echo "build= $build" > Makefile.xx
+		echo "host= $host" >> Makefile.xx
+    		sed -e "s|objc-runtime$||" \
+		    -e "/####build/  r ${mainsrcdir}/build-make" Makefile.tem >> Makefile.xx
+		rm -f Makefile.tem
+		mv Makefile.xx Makefile.tem
+	fi
+
+	if [ $subdir != . ]
+	then
+		rm -f Makefile
+		mv Makefile.tem Makefile
+		echo "Created \`$subdir/Makefile'."
+	else
+		rm -f Makefile.tem
+	fi
+
+	cd $STARTDIR
+done   # end of current-dir SUBDIRS loop
+
+srcdir=$savesrcdir