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author | obrien <obrien@FreeBSD.org> | 2002-12-04 15:15:07 +0000 |
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committer | obrien <obrien@FreeBSD.org> | 2002-12-04 15:15:07 +0000 |
commit | 91f47f293a334517686a4f9330706abaa13430e5 (patch) | |
tree | 2d28fafa58d5258a639ec5d19c9c05bc40a6ccda /contrib/gcc/configure.in | |
parent | 3863f249f2b86c3c411f8cf5a17558af9c08e742 (diff) | |
parent | ef3bb1318428b8cfb1c8287f61b9b1f23f9bf0b5 (diff) | |
download | FreeBSD-src-91f47f293a334517686a4f9330706abaa13430e5.zip FreeBSD-src-91f47f293a334517686a4f9330706abaa13430e5.tar.gz |
This commit was generated by cvs2svn to compensate for changes in r107588,
which included commits to RCS files with non-trunk default branches.
Diffstat (limited to 'contrib/gcc/configure.in')
-rw-r--r-- | contrib/gcc/configure.in | 3848 |
1 files changed, 1413 insertions, 2435 deletions
diff --git a/contrib/gcc/configure.in b/contrib/gcc/configure.in index 69545a4..cb18281 100644 --- a/contrib/gcc/configure.in +++ b/contrib/gcc/configure.in @@ -1,2142 +1,1080 @@ -# configure.in for GCC -# Process this file with autoconf to generate a configuration script. - -# Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. - -#This file is part of GCC. - -#GCC 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. - -#GCC 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 GCC; see the file COPYING. If not, write to the Free -#Software Foundation, 59 Temple Place - Suite 330, Boston, MA -#02111-1307, USA. - -# Initialization and defaults -AC_PREREQ(2.13) -AC_INIT(tree.c) -AC_CONFIG_HEADER(auto-host.h:config.in) - -remove=rm -hard_link=ln -symbolic_link='ln -s' -copy=cp - -# Check for bogus environment variables. -# Test if LIBRARY_PATH contains the notation for the current directory -# since this would lead to problems installing/building glibc. -# LIBRARY_PATH contains the current directory if one of the following -# is true: -# - one of the terminals (":" and ";") is the first or last sign -# - two terminals occur directly after each other -# - the path contains an element with a dot in it -AC_MSG_CHECKING(LIBRARY_PATH variable) -changequote(,)dnl -case ${LIBRARY_PATH} in - [:\;]* | *[:\;] | *[:\;][:\;]* | *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* ) - library_path_setting="contains current directory" - ;; - *) - library_path_setting="ok" - ;; -esac -changequote([,])dnl -AC_MSG_RESULT($library_path_setting) -if test "$library_path_setting" != "ok"; then -AC_MSG_ERROR([ -*** LIBRARY_PATH shouldn't contain the current directory when -*** building gcc. Please change the environment variable -*** and run configure again.]) -fi - -# Test if GCC_EXEC_PREFIX contains the notation for the current directory -# since this would lead to problems installing/building glibc. -# GCC_EXEC_PREFIX contains the current directory if one of the following -# is true: -# - one of the terminals (":" and ";") is the first or last sign -# - two terminals occur directly after each other -# - the path contains an element with a dot in it -AC_MSG_CHECKING(GCC_EXEC_PREFIX variable) -changequote(,)dnl -case ${GCC_EXEC_PREFIX} in - [:\;]* | *[:\;] | *[:\;][:\;]* | *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* ) - gcc_exec_prefix_setting="contains current directory" - ;; - *) - gcc_exec_prefix_setting="ok" - ;; -esac -changequote([,])dnl -AC_MSG_RESULT($gcc_exec_prefix_setting) -if test "$gcc_exec_prefix_setting" != "ok"; then -AC_MSG_ERROR([ -*** GCC_EXEC_PREFIX shouldn't contain the current directory when -*** building gcc. Please change the environment variable -*** and run configure again.]) -fi - -# Check for additional parameters - -# With GNU ld -AC_ARG_WITH(gnu-ld, -[ --with-gnu-ld arrange to work with GNU ld.], -gnu_ld_flag="$with_gnu_ld", -gnu_ld_flag=no) - -# With pre-defined ld -AC_ARG_WITH(ld, -[ --with-ld arrange to use the specified ld (full pathname)], -DEFAULT_LINKER="$with_ld") -if test x"${DEFAULT_LINKER+set}" = x"set"; then - if test ! -x "$DEFAULT_LINKER"; then - AC_MSG_WARN([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER]) - elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then - gnu_ld_flag=yes - fi - AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER", - [Define to enable the use of a default linker.]) -fi - -# With GNU as -AC_ARG_WITH(gnu-as, -[ --with-gnu-as arrange to work with GNU as], -gas_flag="$with_gnu_as", -gas_flag=no) - -AC_ARG_WITH(as, -[ --with-as arrange to use the specified as (full pathname)], -DEFAULT_ASSEMBLER="$with_as") -if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then - if test ! -x "$DEFAULT_ASSEMBLER"; then - AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER]) - elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then - gas_flag=yes - fi - AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER", - [Define to enable the use of a default assembler.]) -fi - -# With stabs -AC_ARG_WITH(stabs, -[ --with-stabs arrange to use stabs instead of host debug format], -stabs="$with_stabs", -stabs=no) - -# With ELF -AC_ARG_WITH(elf, -[ --with-elf arrange to use ELF instead of host debug format], -elf="$with_elf", -elf=no) - -# Specify the local prefix -local_prefix= -AC_ARG_WITH(local-prefix, -[ --with-local-prefix=DIR specifies directory to put local include], -[case "${withval}" in -yes) AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;; -no) ;; -*) local_prefix=$with_local_prefix ;; -esac]) - -# Default local prefix if it is empty -if test x$local_prefix = x; then - local_prefix=/usr/local -fi - -# Don't set gcc_gxx_include_dir to gxx_include_dir since that's only -# passed in by the toplevel make and thus we'd get different behavior -# depending on where we built the sources. -gcc_gxx_include_dir= -# Specify the g++ header file directory -AC_ARG_WITH(gxx-include-dir, -[ --with-gxx-include-dir=DIR - specifies directory to put g++ header files], -[case "${withval}" in -yes) AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;; -no) ;; -*) gcc_gxx_include_dir=$with_gxx_include_dir ;; -esac]) - -if test x${gcc_gxx_include_dir} = x; then - if test x${enable_version_specific_runtime_libs} = xyes; then - gcc_gxx_include_dir='${libsubdir}/include/c++' - else - topsrcdir=${srcdir}/.. . ${srcdir}/../config.if -changequote(<<, >>)dnl - gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/"${libstdcxx_incdir} -changequote([, ])dnl - fi -fi - -# Determine whether or not multilibs are enabled. -AC_ARG_ENABLE(multilib, -[ --enable-multilib enable library support for multiple ABIs], -[], [enable_multilib=yes]) -AC_SUBST(enable_multilib) - -# Enable expensive internal checks -AC_ARG_ENABLE(checking, -[ --enable-checking[=LIST] - enable expensive run-time checks. 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For more information, check +## any existing configure script. -# Determine the host, build, and target systems -AC_CANONICAL_SYSTEM +## Be warned, there are two types of configure.in files. There are those +## used by Autoconf, which are macros which are expanded into a configure +## script by autoconf. The other sort, of which this is one, is executed +## by Cygnus configure. -# Set program_transform_name -AC_ARG_PROGRAM +## For more information on these two systems, check out the documentation +## for 'Autoconf' (autoconf.texi) and 'Configure' (configure.texi). -# Find the native compiler -AC_PROG_CC -AC_PROG_CC_C_O -# autoconf is lame and doesn't give us any substitution variable for this. -if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then - NO_MINUS_C_MINUS_O=yes -else - OUTPUT_OPTION='-o $@' -fi -AC_SUBST(NO_MINUS_C_MINUS_O) -AC_SUBST(OUTPUT_OPTION) - -# See if GNAT has been installed -gcc_AC_PROG_GNAT - -AC_CACHE_CHECK(whether ${CC-cc} accepts -Wno-long-long, -ac_cv_prog_cc_no_long_long, -[save_CFLAGS="$CFLAGS" -CFLAGS="-Wno-long-long" -AC_TRY_COMPILE(,,ac_cv_prog_cc_no_long_long=yes, - ac_cv_prog_cc_no_long_long=no) -CFLAGS="$save_CFLAGS"]) - -if test x$have_gnat != xno ; then -AC_CACHE_CHECK(whether ${ADAC} accepts -Wno-long-long, -ac_cv_prog_adac_no_long_long, -[cat >conftest.adb <<EOF -procedure conftest is begin null; end conftest; -EOF -if $ADAC -Wno-long-long -c conftest.adb 1>&5 2>&5 ; then - ac_cv_prog_adac_no_long_long=yes -else - ac_cv_prog_adac_no_long_long=no -fi -rm -f conftest*]) -else - ac_cv_prog_adac_no_long_long=yes -fi +# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, +# 1999, 2000, 2001, 2002 Free Software Foundation, Inc. +# +# This file 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 of the License, 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 this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -strict1_warn= -if test $ac_cv_prog_cc_no_long_long = yes && \ - test $ac_cv_prog_adac_no_long_long = yes ; then - strict1_warn="-pedantic -Wno-long-long" -fi -AC_SUBST(strict1_warn) - -AC_PROG_CPP -AC_C_INLINE -gcc_AC_C_VOLATILE - -gcc_AC_C_LONG_DOUBLE -gcc_AC_C_LONG_LONG -gcc_AC_C__BOOL - -# sizeof(char) is 1 by definition. -gcc_AC_COMPILE_CHECK_SIZEOF(short) -gcc_AC_COMPILE_CHECK_SIZEOF(int) -gcc_AC_COMPILE_CHECK_SIZEOF(long) -if test $ac_cv_c_long_long = yes; then - gcc_AC_COMPILE_CHECK_SIZEOF(long long) -fi -if test $ac_cv_c___int64 = yes; then - gcc_AC_COMPILE_CHECK_SIZEOF(__int64) -fi +############################################################################## -gcc_AC_C_CHARSET +### To add a new directory to the tree, first choose whether it is a target +### or a host dependent tool. 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Ignored on non windows32 hosts.]) - AC_MSG_RESULT(yes) - AC_SEARCH_LIBS(RegOpenKeyExA, advapi32) -else - AC_MSG_RESULT(no) -fi +# per-target: -# Check if user specified a different registry key. -case "x${enable_win32_registry}" in -x | xyes) - # default. - gcc_cv_win32_registry_key="$VERSION" - ;; -xno) - # no registry lookup. - gcc_cv_win32_registry_key='' - ;; -*) - # user-specified key. - gcc_cv_win32_registry_key="$enable_win32_registry" - ;; +case "${target}" in + v810*) + target_makefile_frag="${target_makefile_frag} config/mt-v810" + ;; + i[3456]86-*-netware*) + target_makefile_frag="${target_makefile_frag} config/mt-netware" + ;; + powerpc-*-netware*) + target_makefile_frag="${target_makefile_frag} config/mt-netware" + ;; + alpha*-*-linux*) + target_makefile_frag="${target_makefile_frag} config/mt-linux" + target_makefile_frag="${target_makefile_frag} config/mt-alphaieee" + ;; + alpha*-*-*) + target_makefile_frag="${target_makefile_frag} config/mt-alphaieee" + ;; + *-*-linux*) + target_makefile_frag="${target_makefile_frag} config/mt-linux" + ;; + *-*-aix4.[3456789]* | *-*-aix[56789].*) + target_makefile_frag="${target_makefile_frag} config/mt-aix43" + ;; + mips*-*-pe | sh*-*-pe | *arm-wince-pe) + target_makefile_frag="${target_makefile_frag} config/mt-wince" + ;; esac -if test "x$enable_win32_registry" != xno; then - AC_MSG_CHECKING(registry key on windows hosts) - AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key", - [Define to be the last portion of registry key on windows hosts.]) - AC_MSG_RESULT($gcc_cv_win32_registry_key) -fi -;; +# If --enable-target-optspace always use -Os instead of -O2 to build +# the target libraries, similarly if it is not specified, use -Os +# on selected platforms. +case "${enable_target_optspace}:${target}" in + yes:*) + target_makefile_frag="${target_makefile_frag} config/mt-ospace" + ;; + :d30v-*) + target_makefile_frag="${target_makefile_frag} config/mt-d30v" + ;; + :m32r-* | :d10v-* | :fr30-*) + target_makefile_frag="${target_makefile_frag} config/mt-ospace" + ;; + no:* | :*) + ;; + *) + echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2 + ;; esac -# Get an absolute path to the GCC top-level source directory -holddir=`pwd` -cd $srcdir -topdir=`pwd` -cd $holddir - -# Conditionalize the makefile for this host machine. -# Make-host contains the concatenation of all host makefile fragments -# [there can be more than one]. 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This file is built by configure.frag. -target_overrides=Make-target -dep_tmake_file= -for f in .. ${tmake_file} -do - if test -f ${srcdir}/config/$f - then - dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f" - fi -done - -# 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 $srcdir/gcc.c symtest.tem 2>/dev/null -then - cc_set_by_configure="\$(CC)" - quoted_cc_set_by_configure="\$(CC)" - stage_prefix_set_by_configure="\$(STAGE_PREFIX)" - quoted_stage_prefix_set_by_configure="\$(STAGE_PREFIX)" -else - rm -f symtest.tem - if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null - then - symbolic_link="cp -p" - else - symbolic_link="cp" - fi - cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`" - quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`" - stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`" - quoted_stage_prefix_set_by_configure="\\\`case '\\\$(STAGE_PREFIX)' in stage*) echo '\\\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(STAGE_PREFIX)';; esac\\\`" -fi -rm -f symtest.tem - -out_object_file=`basename $out_file .c`.o - -tm_file_list= -for f in $tm_file; do - case $f in - ansidecl.h ) - tm_file_list="${tm_file_list} \$(srcdir)/../include/ansidecl.h" ;; - defaults.h ) - tm_file_list="${tm_file_list} $f" ;; - *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;; - esac -done - -tm_p_file_list= -for f in $tm_p_file; do - tm_p_file_list="${tm_p_file_list} \$(srcdir)/config/$f" -done +skipdirs= +gasdir=gas +use_gnu_ld= +use_gnu_as= -host_xm_file_list= -for f in $host_xm_file; do - case $f in - ansidecl.h ) - host_xm_file_list="${host_xm_file_list} \$(srcdir)/../include/ansidecl.h" ;; - auto-host.h | defaults.h ) - host_xm_file_list="${host_xm_file_list} $f" ;; - *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;; - esac -done +# some tools are so dependent upon X11 that if we're not building with X, +# it's not even worth trying to configure, much less build, that tool. -build_xm_file_list= -for f in $build_xm_file; do - case $f in - ansidecl.h ) - build_xm_file_list="${build_xm_file_list} \$(srcdir)/../include/ansidecl.h" ;; - auto-build.h | auto-host.h | defaults.h ) - build_xm_file_list="${build_xm_file_list} $f" ;; - *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;; - esac -done +case ${with_x} in + yes | "") # the default value for this tree is that X11 is available + ;; + no) + skipdirs="${skipdirs} tk libgui gash" + ;; + *) + echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 + ;; +esac -# Define macro CROSS_COMPILE in compilation if this is a cross-compiler. -# Also use all.cross instead of all.internal and adjust SYSTEM_HEADER_DIR. -CROSS= AC_SUBST(CROSS) -ALL=all.internal AC_SUBST(ALL) -SYSTEM_HEADER_DIR='$(NATIVE_SYSTEM_HEADER_DIR)' AC_SUBST(SYSTEM_HEADER_DIR) -if test x$host != x$target -then - CROSS="-DCROSS_COMPILE" - ALL=all.cross - SYSTEM_HEADER_DIR='$(CROSS_SYSTEM_HEADER_DIR)' -fi +# Some tools are only suitable for building in a "native" situation. +# Those are added when we have a host==target configuration. For cross +# toolchains, we add some directories that should only be useful in a +# cross-compiler. -# If this is a cross-compiler that does not -# have its own set of headers then define -# inhibit_libc +is_cross_compiler= -# If this is using newlib, then define inhibit_libc in LIBGCC2_CFLAGS. -# This prevents libgcc2 from containing any code which requires libc -# support. -inhibit_libc= -if [test x$host != x$target] && [test x$with_headers = x]; then - inhibit_libc=-Dinhibit_libc +if [ x"${host}" = x"${target}" ] ; then + # when doing a native toolchain, don't build the targets + # that are in the 'cross only' list + skipdirs="${skipdirs} ${cross_only}" + is_cross_compiler=no else - if [test x$with_newlib = xyes]; then - inhibit_libc=-Dinhibit_libc - fi -fi -AC_SUBST(inhibit_libc) - -# When building gcc with a cross-compiler, we need to adjust things so -# that the generator programs are still built with the native compiler. -# Also, we cannot run fixincludes or fix-header. -# Note that the terminology here is wrong; it should be BUILD_* throughout. -# FIXME. - -# These are the normal (build=host) settings: -HOST_PREFIX= AC_SUBST(HOST_PREFIX) -HOST_PREFIX_1=ignore- AC_SUBST(HOST_PREFIX_1) -HOST_CC='$(CC)' AC_SUBST(HOST_CC) -HOST_CFLAGS='$(ALL_CFLAGS)' AC_SUBST(HOST_CFLAGS) - -STMP_FIXINC=stmp-fixinc AC_SUBST(STMP_FIXINC) -STMP_FIXPROTO=stmp-fixproto AC_SUBST(STMP_FIXPROTO) - -# And these apply if build != host. -if test x$build != x$host -then - HOST_PREFIX=build- - HOST_PREFIX_1=build- - HOST_CC='$(CC_FOR_BUILD)' - HOST_CFLAGS='$(INTERNAL_CFLAGS) $(T_CFLAGS) $(CFLAGS_FOR_BUILD) $(XCFLAGS)' - - STMP_FIXINC= - STMP_FIXPROTO= + # similarly, don't build the targets in the 'native only' + # list when building a cross compiler + skipdirs="${skipdirs} ${native_only}" + is_cross_compiler=yes +fi + +# We always want to use the same name for this directory, so that dejagnu +# can reliably find it. +target_subdir=${target_alias} + +if [ ! -d ${target_subdir} ] ; then + if mkdir ${target_subdir} ; then true + else + echo "'*** could not make ${PWD=`pwd`}/${target_subdir}" 1>&2 + exit 1 + fi fi -# Expand extra_headers to include complete path. -# This substitutes for lots of t-* files. -extra_headers_list= -if test "x$extra_headers" = x -then true -else - # Prepend ${srcdir}/config/${cpu_type}/ to every entry in extra_headers. - for file in $extra_headers; - do - extra_headers_list="${extra_headers_list} \$(srcdir)/config/${cpu_type}/${file}" - done -fi +build_subdir=${build_alias} -if test x$use_collect2 = xno; then - use_collect2= +if [ x"${build_alias}" != x"${host}" ] ; then + if [ ! -d ${build_subdir} ] ; then + if mkdir ${build_subdir} ; then true + else + echo "'*** could not make ${PWD=`pwd`}/${build_subdir}" 1>&2 + exit 1 + fi + fi fi -# Add a definition of USE_COLLECT2 if system wants one. -if test x$use_collect2 != x -then - host_xm_defines="${host_xm_defines} USE_COLLECT2" - xm_defines="${xm_defines} USE_COLLECT2" -fi +copy_dirs= -# If we have gas in the build tree, make a link to it. -if test -f ../gas/Makefile; then - rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null +# Handle --with-headers=XXX. The contents of the named directory are +# copied to $(tooldir)/sys-include. +if [ x"${with_headers}" != x ]; then + if [ x${is_cross_compiler} = xno ]; then + echo 1>&2 '***' --with-headers is only supported when cross compiling + exit 1 + fi + case "${exec_prefixoption}" in + "") x=${prefix} ;; + *) x=${exec_prefix} ;; + esac + copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include" fi -# If we have nm and objdump in the build tree, make a link to them. -if test -f ../binutils/Makefile; then - rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null - rm -f objdump; $symbolic_link ../binutils/objdump$host_exeext objdump$host_exeext 2>/dev/null +# Handle --with-libs=XXX. Multiple directories are permitted. The +# contents are copied to $(tooldir)/lib. +if [ x"${with_libs}" != x ]; then + if [ x${is_cross_compiler} = xno ]; then + echo 1>&2 '***' --with-libs is only supported when cross compiling + exit 1 + fi + # Copy the libraries in reverse order, so that files in the first named + # library override files in subsequent libraries. + case "${exec_prefixoption}" in + "") x=${prefix} ;; + *) x=${exec_prefix} ;; + esac + for l in ${with_libs}; do + copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}" + done fi -# If we have ld in the build tree, make a link to it. -if test -f ../ld/Makefile; then - rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null +# If both --with-headers and --with-libs are specified, default to +# --without-newlib. +if [ x"${with_headers}" != x ] && [ x"${with_libs}" != x ]; then + if [ x"${with_newlib}" = x ]; then + with_newlib=no + fi fi -# Figure out what assembler we will be using. -AC_MSG_CHECKING(what assembler to use) -gcc_cv_as= -gcc_cv_gas_major_version= -gcc_cv_gas_minor_version= -gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas -gcc_cv_as_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd -if test -x "$DEFAULT_ASSEMBLER"; then - gcc_cv_as="$DEFAULT_ASSEMBLER" -elif test -x "$AS"; then - gcc_cv_as="$AS" -elif test -x as$host_exeext; then - # Build using assembler in the current directory. - gcc_cv_as=./as$host_exeext -elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then - # Single tree build which includes gas. - for f in $gcc_cv_as_bfd_srcdir/configure $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in - do -changequote(,)dnl - gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f` -changequote([,])dnl - if test x$gcc_cv_gas_version != x; then - break - fi - done -changequote(,)dnl - gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"` - gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"` - gcc_cv_gas_patch_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.[0-9]*\.\([0-9]*\)"` -changequote([,])dnl +# Recognize --with-newlib/--without-newlib. +if [ x${with_newlib} = xno ]; then + skipdirs="${skipdirs} target-newlib" +elif [ x${with_newlib} = xyes ]; then + skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` fi -if test "x$gcc_cv_as" = x; then - # Search the same directories that the installed compiler will - # search. Else we may find the wrong assembler and lose. If we - # do not find a suitable assembler binary, then try the user's - # path. - # - # Also note we have to check MD_EXEC_PREFIX before checking the - # user's path. Unfortunately, there is no good way to get at the - # value of MD_EXEC_PREFIX here. So we do a brute force search - # through all the known MD_EXEC_PREFIX values. Ugh. This needs - # to be fixed as part of the make/configure rewrite too. - - if test "x$exec_prefix" = xNONE; then - if test "x$prefix" = xNONE; then - test_prefix=/usr/local - else - test_prefix=$prefix - fi - else - test_prefix=$exec_prefix - fi - - # If the loop below does not find an assembler, then use whatever - # one we can find in the users's path. - # user's path. - if test "x$program_prefix" != xNONE; then - gcc_cv_as=${program_prefix}as$host_exeext - else - gcc_cv_as=`echo as | sed ${program_transform_name}`$host_exeext - fi - - test_dirs="$test_prefix/lib/gcc-lib/$target_alias/$gcc_version \ - $test_prefix/lib/gcc-lib/$target_alias \ - /usr/lib/gcc/$target_alias/$gcc_version \ - /usr/lib/gcc/$target_alias \ - $test_prefix/$target_alias/bin/$target_alias/$gcc_version \ - $test_prefix/$target_alias/bin" - - if test x$host = x$target; then - test_dirs="$test_dirs \ - /usr/libexec \ - /usr/ccs/gcc \ - /usr/ccs/bin \ - /udk/usr/ccs/bin \ - /bsd43/usr/lib/cmplrs/cc \ - /usr/cross64/usr/bin \ - /usr/lib/cmplrs/cc \ - /sysv/usr/lib/cmplrs/cc \ - /svr4/usr/lib/cmplrs/cc \ - /usr/bin" - fi - - for dir in $test_dirs; do - if test -x $dir/as$host_exeext; then - gcc_cv_as=$dir/as$host_exeext - break; - fi - done -fi -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then - AC_MSG_RESULT("newly built gas") -else - AC_MSG_RESULT($gcc_cv_as) +# Default to using --with-stabs for certain targets. +if [ x${with_stabs} = x ]; then + case "${target}" in + mips*-*-irix6*) + ;; + mips*-*-* | alpha*-*-osf*) + with_stabs=yes; + withoptions="${withoptions} --with-stabs" + ;; + esac fi -# Figure out what linker we will be using. -AC_MSG_CHECKING(what linker to use) -gcc_cv_ld= -gcc_cv_gld_major_version= -gcc_cv_gld_minor_version= -gcc_cv_ld_gld_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/ld -gcc_cv_ld_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd -if test -x "$DEFAULT_LINKER"; then - gcc_cv_ld="$DEFAULT_LINKER" -elif test -x "$LD"; then - gcc_cv_ld="$LD" -elif test -x ld$host_exeext; then - # Build using linker in the current directory. - gcc_cv_ld=./ld$host_exeext -elif test -f $gcc_cv_ld_gld_srcdir/configure.in -a -f ../ld/Makefile; then - # Single tree build which includes ld. - for f in $gcc_cv_ld_bfd_srcdir/configure $gcc_cv_ld_gld_srcdir/configure $gcc_cv_ld_gld_srcdir/configure.in $gcc_cv_ld_gld_srcdir/Makefile.in - do -changequote(,)dnl - gcc_cv_gld_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f` -changequote([,])dnl - if test x$gcc_cv_gld_version != x; then - break - fi - done -changequote(,)dnl - gcc_cv_gld_major_version=`expr "$gcc_cv_gld_version" : "VERSION=\([0-9]*\)"` - gcc_cv_gld_minor_version=`expr "$gcc_cv_gld_version" : "VERSION=[0-9]*\.\([0-9]*\)"` -changequote([,])dnl -fi +# Handle ${copy_dirs} +set fnord ${copy_dirs} +shift +while [ $# != 0 ]; do + if [ -f $2/COPIED ] && [ x"`cat $2/COPIED`" = x"$1" ]; then + : + else + echo Copying $1 to $2 -if test "x$gcc_cv_ld" = x; then - # Search the same directories that the installed compiler will - # search. Else we may find the wrong linker and lose. If we - # do not find a suitable linker binary, then try the user's - # path. - # - # Also note we have to check MD_EXEC_PREFIX before checking the - # user's path. Unfortunately, there is no good way to get at the - # value of MD_EXEC_PREFIX here. So we do a brute force search - # through all the known MD_EXEC_PREFIX values. Ugh. This needs - # to be fixed as part of the make/configure rewrite too. - - if test "x$exec_prefix" = xNONE; then - if test "x$prefix" = xNONE; then - test_prefix=/usr/local - else - test_prefix=$prefix - fi - else - test_prefix=$exec_prefix - fi + # Use the install script to create the directory and all required + # parent directories. + if [ -d $2 ]; then + : + else + echo >config.temp + ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED + fi - # If the loop below does not find an linker, then use whatever - # one we can find in the users's path. - # user's path. - if test "x$program_prefix" != xNONE; then - gcc_cv_ld=${program_prefix}ld$host_exeext - else - gcc_cv_ld=`echo ld | sed ${program_transform_name}`$host_exeext - fi + # Copy the directory, assuming we have tar. + # FIXME: Should we use B in the second tar? Not all systems support it. + (cd $1; tar -cf - .) | (cd $2; tar -xpf -) - test_dirs="$test_prefix/lib/gcc-lib/$target_alias/$gcc_version \ - $test_prefix/lib/gcc-lib/$target_alias \ - /usr/lib/gcc/$target_alias/$gcc_version \ - /usr/lib/gcc/$target_alias \ - $test_prefix/$target_alias/bin/$target_alias/$gcc_version \ - $test_prefix/$target_alias/bin" - - if test x$host = x$target; then - test_dirs="$test_dirs \ - /usr/libexec \ - /usr/ccs/gcc \ - /usr/ccs/bin \ - /udk/usr/ccs/bin \ - /bsd43/usr/lib/cmplrs/cc \ - /usr/cross64/usr/bin \ - /usr/lib/cmplrs/cc \ - /sysv/usr/lib/cmplrs/cc \ - /svr4/usr/lib/cmplrs/cc \ - /usr/bin" - fi + # It is the responsibility of the user to correctly adjust all + # symlinks. If somebody can figure out how to handle them correctly + # here, feel free to add the code. - for dir in $test_dirs; do - if test -x $dir/ld$host_exeext; then - gcc_cv_ld=$dir/ld$host_exeext - break; - fi - done -fi -if test x$gcc_cv_gld_major_version != x -a x$gcc_cv_gld_minor_version != x; then - AC_MSG_RESULT("newly built ld") -else - AC_MSG_RESULT($gcc_cv_ld) -fi + echo $1 > $2/COPIED + fi + shift; shift +done -# Figure out what nm we will be using. -AC_MSG_CHECKING(what nm to use) -if test -x nm$host_exeext; then - gcc_cv_nm=./nm$host_exeext -elif test "x$program_prefix" != xNONE; then - gcc_cv_nm=${program_prefix}nm$host_exeext -else - gcc_cv_nm=`echo nm | sed ${program_transform_name}`$host_exeext -fi -AC_MSG_RESULT($gcc_cv_nm) - -# Figure out what objdump we will be using. -AC_MSG_CHECKING(what objdump to use) -if test -x objdump$host_exeext; then - gcc_cv_objdump=./objdump$host_exeext -elif test "x$program_prefix" != xNONE; then - gcc_cv_objdump=${program_prefix}objdump$host_exeext -else - gcc_cv_objdump=`echo objdump | sed ${program_transform_name}`$host_exeext -fi -AC_MSG_RESULT($gcc_cv_objdump) - -# Figure out what assembler alignment features are present. -AC_MSG_CHECKING(assembler alignment features) -gcc_cv_as_alignment_features=none -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then - # Gas version 2.6 and later support for .balign and .p2align. - # bytes to skip when using .p2align. - if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then - gcc_cv_as_alignment_features=".balign and .p2align" - AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN) - fi - # Gas version 2.8 and later support specifying the maximum - # bytes to skip when using .p2align. - if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then - gcc_cv_as_alignment_features=".p2align including maximum skip" - AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN) - fi -elif test x$gcc_cv_as != x; then - # Check if we have .balign and .p2align - echo ".balign 4" > conftest.s - echo ".p2align 2" >> conftest.s - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_alignment_features=".balign and .p2align" - AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN) - fi - rm -f conftest.s conftest.o - # Check if specifying the maximum bytes to skip when - # using .p2align is supported. - echo ".p2align 4,,7" > conftest.s - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_alignment_features=".p2align including maximum skip" - AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN) - fi - rm -f conftest.s conftest.o -fi -AC_MSG_RESULT($gcc_cv_as_alignment_features) +# Configure extra directories which are host specific -AC_MSG_CHECKING(assembler subsection support) -gcc_cv_as_subsections=no -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then - if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 9 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then - gcc_cv_as_subsections="working .subsection -1" - fi -elif test x$gcc_cv_as != x; then - # Check if we have .subsection - echo ".subsection 1" > conftest.s - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_subsections=".subsection" - if test x$gcc_cv_nm != x; then - cat > conftest.s <<EOF -conftest_label1: .word 0 -.subsection -1 -conftest_label2: .word 0 -.previous -EOF - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1 - $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2 - if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then - : - else - gcc_cv_as_subsections="working .subsection -1" - fi - fi - fi - fi - rm -f conftest.s conftest.o conftest.nm1 conftest.nm2 -fi -if test x"$gcc_cv_as_subsections" = x"working .subsection -1"; then - AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING, 1, -[Define if your assembler supports .subsection and .subsection -1 starts - emitting at the beginning of your section.]) -fi -AC_MSG_RESULT($gcc_cv_as_subsections) +case "${host}" in + i[3456]86-*-go32*) + configdirs="$configdirs dosrel" ;; + i[3456]86-*-mingw32*) + configdirs="$configdirs dosrel" ;; + *-cygwin*) + configdirs="$configdirs libtermcap dosrel" ;; +esac -AC_MSG_CHECKING(assembler weak support) -gcc_cv_as_weak=no -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then - if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 2 -o "$gcc_cv_gas_major_version" -gt 2; then - gcc_cv_as_weak="yes" - fi -elif test x$gcc_cv_as != x; then - # Check if we have .weak - echo " .weak foobar" > conftest.s - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_weak="yes" - fi - rm -f conftest.s conftest.o conftest.nm1 conftest.nm2 -fi -if test x"$gcc_cv_as_weak" = xyes; then - AC_DEFINE(HAVE_GAS_WEAK, 1, [Define if your assembler supports .weak.]) -fi -AC_MSG_RESULT($gcc_cv_as_weak) - -AC_MSG_CHECKING(assembler hidden support) -gcc_cv_as_hidden=no -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then - if test "$gcc_cv_gas_major_version" -eq 2 \ - -a "$gcc_cv_gas_minor_version" -eq 12 \ - -a "$gcc_cv_gas_patch_version" -ge 1 \ - -o "$gcc_cv_gas_major_version" -eq 2 \ - -a "$gcc_cv_gas_minor_version" -gt 12 \ - -o "$gcc_cv_gas_major_version" -gt 2 \ - && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then - gcc_cv_as_hidden="yes" - fi -elif test x$gcc_cv_as != x; then - # Check if we have .hidden - echo " .hidden foobar" > conftest.s - echo "foobar:" >> conftest.s - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_hidden="yes" - fi - rm -f conftest.s conftest.o conftest.nm1 conftest.nm2 - - # GNU LD versions before 2.12.1 have buggy support for STV_HIDDEN. - # This is irritatingly difficult to feature test for. Look for - # the date string after the version number. - ld_ver=`$gcc_cv_ld --version 2>/dev/null | head -1` - if echo "$ld_ver" | grep GNU > /dev/null; then -changequote(,)dnl - ld_vers=`echo $ld_ver | sed -n 's,^.*[ ]\([0-9][0-9]*\.[0-9][0-9]*\(\|\.[0-9][0-9]*\)\)\([ ].*\|\)$,\1,p'` - ld_date=`echo $ld_ver | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'` - if test 0"$ld_date" -lt 20020404; then - if test -n "$ld_date"; then - # If there was date string, but was earlier than 2002-04-04, fail - gcc_cv_as_hidden="no" - elif test -z "$ld_vers"; then - # If there was no date string nor ld version number, something is wrong - gcc_cv_as_hidden="no" - else - ld_vers_major=`expr "$ld_vers" : '\([0-9]*\)'` - ld_vers_minor=`expr "$ld_vers" : '[0-9]*\.\([0-9]*\)'` - ld_vers_patch=`expr "$ld_vers" : '[0-9]*\.[0-9]*\.\([0-9]*\)'` - test -z "$ld_vers_patch" && ld_vers_patch=0 - if test "$ld_vers_major" -lt 2; then - gcc_cv_as_hidden="no" - elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 12; then - gcc_cv_as_hidden="no" - elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -eq 12 \ - -a "$ld_vers_patch" -eq 0; then - gcc_cv_as_hidden="no" - fi - fi - fi -changequote([,])dnl - fi -fi +# Remove more programs from consideration, based on the host or +# target this usually means that a port of the program doesn't +# exist yet. -if test x"$gcc_cv_as_hidden" = xyes; then - AC_DEFINE(HAVE_GAS_HIDDEN, 1, - [Define if your assembler supports .hidden.]) -fi -AC_MSG_RESULT($gcc_cv_as_hidden) -libgcc_visibility=$gcc_cv_as_hidden -AC_SUBST(libgcc_visibility) - -AC_MSG_CHECKING(assembler leb128 support) -gcc_cv_as_leb128=no -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then - if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 11 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then - gcc_cv_as_leb128="yes" - fi -elif test x$gcc_cv_as != x; then - # Check if we have .[us]leb128, and support symbol arithmetic with it. - cat > conftest.s <<EOF - .data - .uleb128 L2 - L1 -L1: - .uleb128 1280 - .sleb128 -1010 -L2: -EOF - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_leb128="yes" - - # GAS versions before 2.11 do not support uleb128, - # despite appearing to. - # ??? There exists an elf-specific test that will crash - # the assembler. Perhaps it's better to figure out whether - # arbitrary sections are supported and try the test. - as_ver=`$gcc_cv_as --version 2>/dev/null | head -1` - if echo "$as_ver" | grep GNU > /dev/null; then -changequote(,)dnl - as_ver=`echo $as_ver | sed -e 's/GNU assembler \([0-9.][0-9.]*\).*/\1/'` - as_major=`echo $as_ver | sed 's/\..*//'` - as_minor=`echo $as_ver | sed 's/[^.]*\.\([0-9]*\).*/\1/'` -changequote([,])dnl - if test $as_major -eq 2 -a $as_minor -lt 11; then - gcc_cv_as_leb128="no" - fi - fi - fi - rm -f conftest.s conftest.o conftest.nm1 conftest.nm2 -fi -if test x"$gcc_cv_as_leb128" = xyes; then - AC_DEFINE(HAVE_AS_LEB128, 1, - [Define if your assembler supports .uleb128.]) -fi -AC_MSG_RESULT($gcc_cv_as_leb128) +noconfigdirs="" -AC_MSG_CHECKING(assembler eh_frame optimization) -gcc_cv_as_eh_frame=no -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then - if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 12 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then - gcc_cv_as_eh_frame="yes" - fi -elif test x$gcc_cv_as != x; then - # Check if this is GAS. - as_ver=`$gcc_cv_as --version < /dev/null 2> /dev/null | head -1` - rm -f a.out 2> /dev/null - if echo "$as_ver" | grep GNU > /dev/null; then - # Versions up to and including 2.11.0 may mis-optimize - # .eh_frame data. Try something. - cat > conftest.s <<EOF - .text -.LFB1: - .4byte 0 -.L1: - .4byte 0 -.LFE1: - .section .eh_frame,"aw",@progbits -__FRAME_BEGIN__: - .4byte .LECIE1-.LSCIE1 -.LSCIE1: - .4byte 0x0 - .byte 0x1 - .ascii "z\0" - .byte 0x1 - .byte 0x78 - .byte 0x1a - .byte 0x0 - .byte 0x4 - .4byte 1 - .p2align 1 -.LECIE1: -.LSFDE1: - .4byte .LEFDE1-.LASFDE1 -.LASFDE1: - .4byte .LASFDE1-__FRAME_BEGIN__ - .4byte .LFB1 - .4byte .LFE1-.LFB1 - .byte 0x4 - .4byte .LFE1-.LFB1 - .byte 0x4 - .4byte .L1-.LFB1 -.LEFDE1: -EOF - cat > conftest.lit <<EOF - 0000 10000000 00000000 017a0001 781a0004 .........z..x... - 0010 01000000 12000000 18000000 00000000 ................ - 0020 08000000 04080000 0044 .........D -EOF - cat > conftest.big <<EOF - 0000 00000010 00000000 017a0001 781a0004 .........z..x... - 0010 00000001 00000012 00000018 00000000 ................ - 0020 00000008 04000000 0844 .........D -EOF - # If the assembler didn't choke, and we can objdump, - # and we got the correct data, then succeed. - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1 \ - && $gcc_cv_objdump -s -j .eh_frame conftest.o 2>/dev/null \ - | tail -3 > conftest.got \ - && { cmp conftest.lit conftest.got > /dev/null 2>&1 \ - || cmp conftest.big conftest.got > /dev/null 2>&1; } - then - gcc_cv_as_eh_frame="yes" - else - gcc_cv_as_eh_frame="bad" - if $gcc_cv_as -o conftest.o --traditional-format /dev/null; then - AC_DEFINE(USE_AS_TRADITIONAL_FORMAT, 1, - [Define if your assembler mis-optimizes .eh_frame data.]) - fi - fi - fi - rm -f conftest.* -fi -AC_MSG_RESULT($gcc_cv_as_eh_frame) +case "${host}" in + hppa*64*-*-*) + noconfigdirs="$noconfigdirs byacc" + ;; + i[3456]86-*-vsta) + noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl apache inet itcl tix db snavigator gnuserv gettext" + ;; + i[3456]86-*-go32* | i[3456]86-*-msdosdjgpp*) + noconfigdirs="tcl tk expect dejagnu send-pr uudecode guile apache inet itcl tix db snavigator gnuserv libffi" + ;; + i[3456]86-*-mingw32*) + # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl apache inet itcl tix db snavigator gnuserv" + noconfigdirs="expect dejagnu cvs autoconf automake send-pr rcs guile perl texinfo apache inet libtool" + ;; + i[3456]86-*-beos*) + noconfigdirs="$noconfigdirs tk itcl tix libgui gdb" + ;; + *-*-cygwin*) + noconfigdirs="autoconf automake send-pr rcs guile perl apache inet" + ;; + *-*-netbsd*) + noconfigdirs="rcs" + ;; + ppc*-*-pe) + noconfigdirs="patch diff make tk tcl expect dejagnu cvssrc autoconf automake texinfo bison send-pr gprof rcs guile perl apache inet itcl tix db snavigator gnuserv" + ;; + powerpc-*-beos*) + noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline" + ;; +esac -AC_MSG_CHECKING(assembler section merging support) -gcc_cv_as_shf_merge=no -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then - if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 12 -o "$gcc_cv_gas_major_version" -gt 2 && grep 'obj_format = elf' ../gas/Makefile > /dev/null; then - gcc_cv_as_shf_merge=yes - fi -elif test x$gcc_cv_as != x; then - # Check if we support SHF_MERGE sections - echo '.section .rodata.str, "aMS", @progbits, 1' > conftest.s - if $gcc_cv_as --fatal-warnings -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_shf_merge=yes - fi - rm -f conftest.s conftest.o -fi -if test x"$gcc_cv_as_shf_merge" = xyes; then - AC_DEFINE(HAVE_GAS_SHF_MERGE, 1, -[Define if your assembler supports marking sections with SHF_MERGE flag.]) -fi -AC_MSG_RESULT($gcc_cv_as_shf_merge) - -case "$target" in - # All TARGET_ABI_OSF targets. - alpha*-*-osf* | alpha*-*-linux* | alpha*-*-*bsd*) - AC_CACHE_CHECK([assembler supports explicit relocations], - gcc_cv_as_explicit_relocs, [ - gcc_cv_as_explicit_relocs=unknown - if test x$gcc_cv_gas_major_version != x \ - -a x$gcc_cv_gas_minor_version != x - then - if test "$gcc_cv_gas_major_version" -eq 2 \ - -a "$gcc_cv_gas_minor_version" -ge 12 \ - -o "$gcc_cv_gas_major_version" -gt 2; then - gcc_cv_as_explicit_relocs=yes - fi - elif test x$gcc_cv_as != x; then - cat > conftest.s << 'EOF' - .set nomacro - .text - extbl $3, $2, $3 !lituse_bytoff!1 - ldq $2, a($29) !literal!1 - ldq $4, b($29) !literal!2 - ldq_u $3, 0($2) !lituse_base!1 - ldq $27, f($29) !literal!5 - jsr $26, ($27), f !lituse_jsr!5 - ldah $29, 0($26) !gpdisp!3 - lda $0, c($29) !gprel - ldah $1, d($29) !gprelhigh - lda $1, d($1) !gprellow - lda $29, 0($29) !gpdisp!3 -EOF - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_explicit_relocs=yes - else - gcc_cv_as_explicit_relocs=no - fi - rm -f conftest.s conftest.o - fi - ]) - if test "x$gcc_cv_as_explicit_relocs" = xyes; then - AC_DEFINE(HAVE_AS_EXPLICIT_RELOCS, 1, - [Define if your assembler supports explicit relocations.]) +# Save it here so that, even in case of --enable-libgcj, if the Java +# front-end isn't enabled, we still get libgcj disabled. +libgcj_saved=$libgcj +case $enable_libgcj in +yes) + # If we reset it here, it won't get added to noconfigdirs in the + # target-specific build rules, so it will be forcibly enabled + # (unless the Java language itself isn't enabled). + libgcj= + ;; +no) + # Make sure we get it printed in the list of not supported target libs. + noconfigdirs="$noconfigdirs ${libgcj}" + ;; +esac + +case "${target}" in + *-*-chorusos) + noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}" + ;; + *-*-freebsd[12] | *-*-freebsd[12].* | *-*-freebsd*aout*) + noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}" + ;; + *-*-netbsd*) + # Skip some stuff on all NetBSD configurations. + skipdirs="$skipdirs target-newlib target-libiberty target-libgloss" + + # Skip some stuff that's unsupported on some NetBSD configurations. + case "${target}" in + i*86-*-netbsdelf*) ;; + *) + noconfigdirs="$noconfigdirs ${libgcj}" + ;; + esac + ;; + *-*-netware) + noconfigdirs="$noconfigdirs ${libstdcxx_version} target-librx target-newlib target-libiberty target-libgloss ${libgcj}" + ;; + *-*-rtems*) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + case ${target} in + h8300*-*-* | h8500-*-*) + noconfigdirs="$noconfigdirs target-libf2c" + ;; + *) ;; + esac + ;; + *-*-vxworks*) + noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}" + ;; + alpha*-dec-osf*) + # ld works, but does not support shared libraries. emacs doesn't + # work. newlib is not 64 bit ready. I'm not sure about fileutils. + # gas doesn't generate exception information. + noconfigdirs="$noconfigdirs gas ld emacs fileutils target-newlib target-libgloss" + ;; + alpha*-*-*vms*) + noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}" + ;; + alpha*-*-linux*) + # newlib is not 64 bit ready + noconfigdirs="$noconfigdirs target-newlib target-libgloss" + # linux has rx in libc + skipdirs="$skipdirs target-librx" + ;; + alpha*-*-freebsd*) + noconfigdirs="$noconfigdirs target-newlib target-libgloss" + ;; + alpha*-*-*) + # newlib is not 64 bit ready + noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}" + ;; + sh-*-linux*) + noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss" + # linux has rx in libc + skipdirs="$skipdirs target-librx" + ;; + sh*-*-pe|mips*-*-pe|*arm-wince-pe) + noconfigdirs="$noconfigdirs ${libgcj}" + noconfigdirs="$noconfigdirs target-examples" + noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr" + noconfigdirs="$noconfigdirs tcl tix tk itcl libgui sim" + noconfigdirs="$noconfigdirs expect dejagnu" + # the C++ libraries don't build on top of CE's C libraries + noconfigdirs="$noconfigdirs ${libstdcxx_version}" + skipdirs="$skipdirs target-newlib" + case "${host}" in + *-*-cygwin*) ;; # keep gdb and readline + *) noconfigdirs="$noconfigdirs gdb readline ${libstdcxx_version}" + ;; + esac + ;; + arc-*-*) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + arm-*-pe*) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + arm-*-coff*) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-cygmon" fi ;; - sparc*-*-*) - AC_CACHE_CHECK([assembler .register pseudo-op support], - gcc_cv_as_register_pseudo_op, [ - gcc_cv_as_register_pseudo_op=unknown - if test x$gcc_cv_as != x; then - # Check if we have .register - echo ".register %g2, #scratch" > conftest.s - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_register_pseudo_op=yes - else - gcc_cv_as_register_pseudo_op=no - fi - rm -f conftest.s conftest.o - fi - ]) - if test "x$gcc_cv_as_register_pseudo_op" = xyes; then - AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP, 1, - [Define if your assembler supports .register.]) + arm-*-elf*) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-cygmon" fi - - AC_CACHE_CHECK([assembler supports -relax], - gcc_cv_as_relax_opt, [ - gcc_cv_as_relax_opt=unknown - if test x$gcc_cv_as != x; then - # Check if gas supports -relax - echo ".text" > conftest.s - if $gcc_cv_as -relax -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_relax_opt=yes - else - gcc_cv_as_relax_opt=no - fi - rm -f conftest.s conftest.o - fi - ]) - if test "x$gcc_cv_as_relax_opt" = xyes; then - AC_DEFINE(HAVE_AS_RELAX_OPTION, 1, - [Define if your assembler supports -relax option.]) + ;; + arm-*-oabi*) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + c4x-*-*) + noconfigdirs="$noconfigdirs ${libstdcxx_version} target-librx target-libgloss ${libgcj}" + ;; + c54x*-*-* | tic54x-*-*) + noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj} gcc gdb newlib" + ;; + thumb-*-coff) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + thumb-*-elf) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + thumb-*-oabi) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + strongarm-*-elf) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-cygmon" fi - - AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs], - gcc_cv_as_sparc_ua_pcrel, [ - gcc_cv_as_sparc_ua_pcrel=unknown - if test x$gcc_cv_as != x -a x$gcc_cv_ld != x; then - gcc_cv_as_sparc_ua_pcrel=no - echo ".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo)" > conftest.s - if $gcc_cv_as -K PIC -o conftest.o conftest.s > /dev/null 2>&1 \ - && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then - gcc_cv_as_sparc_ua_pcrel=yes - fi - rm -f conftest.s conftest.o conftest - fi - ]) - if test "x$gcc_cv_as_sparc_ua_pcrel" = xyes; then - AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1, - [Define if your assembler and linker support unaligned PC relative relocs.]) + ;; + strongarm-*-coff) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-cygmon" fi - - AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs against hidden symbols], - gcc_cv_as_sparc_ua_pcrel_hidden, [ - if test "x$gcc_cv_as_sparc_ua_pcrel" = xyes; then - gcc_cv_as_sparc_ua_pcrel_hidden=unknown - if test x$gcc_cv_objdump != x; then - gcc_cv_as_sparc_ua_pcrel_hidden=no - echo ".data; .align 4; .byte 0x31; .uaword %r_disp32(foo)" > conftest.s - echo ".byte 0x32, 0x33, 0x34; .global foo; .hidden foo" >> conftest.s - echo "foo: .skip 4" >> conftest.s - if $gcc_cv_as -K PIC -o conftest.o conftest.s > /dev/null 2>&1 \ - && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1 \ - && $gcc_cv_objdump -s -j .data conftest 2> /dev/null \ - | grep ' 31000000 07323334' > /dev/null 2>&1; then - if $gcc_cv_objdump -R conftest 2> /dev/null \ - | grep 'DISP32' > /dev/null 2>&1; then - : - else - gcc_cv_as_sparc_ua_pcrel_hidden=yes - fi - fi - fi - rm -f conftest.s conftest.o conftest - else - gcc_cv_as_sparc_ua_pcrel_hidden="$gcc_cv_as_sparc_ua_pcrel" - fi - ]) - if test "x$gcc_cv_as_sparc_ua_pcrel_hidden" = xyes; then - AC_DEFINE(HAVE_AS_SPARC_UA_PCREL_HIDDEN, 1, - [Define if your assembler and linker support unaligned PC relative relocs against hidden symbols.]) + ;; + xscale-*-elf) + noconfigdirs="$noconfigdirs target-libgloss target-libffi target-qthreads" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-cygmon" fi - - AC_CACHE_CHECK([for assembler offsetable %lo() support], - gcc_cv_as_offsetable_lo10, [ - gcc_cv_as_offsetable_lo10=unknown - if test "x$gcc_cv_as" != x; then - # Check if assembler has offsetable %lo() - echo "or %g1, %lo(ab) + 12, %g1" > conftest.s - echo "or %g1, %lo(ab + 12), %g1" > conftest1.s - if $gcc_cv_as -xarch=v9 -o conftest.o conftest.s \ - > /dev/null 2>&1 && - $gcc_cv_as -xarch=v9 -o conftest1.o conftest1.s \ - > /dev/null 2>&1; then - if cmp conftest.o conftest1.o > /dev/null 2>&1; then - gcc_cv_as_offsetable_lo10=no - else - gcc_cv_as_offsetable_lo10=yes - fi - else - gcc_cv_as_offsetable_lo10=no - fi - rm -f conftest.s conftest.o conftest1.s conftest1.o - fi - ]) - if test "x$gcc_cv_as_offsetable_lo10" = xyes; then - AC_DEFINE(HAVE_AS_OFFSETABLE_LO10, 1, - [Define if your assembler supports offsetable %lo().]) + ;; + xscale-*-coff) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-cygmon" fi - ;; - -changequote(,)dnl - i[34567]86-*-* | x86_64-*-*) -changequote([,])dnl - AC_MSG_CHECKING(assembler instructions) - gcc_cv_as_instructions= - if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then - if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 9 -o "$gcc_cv_gas_major_version" -gt 2; then - gcc_cv_as_instructions="filds fists" - fi - elif test x$gcc_cv_as != x; then - set "filds fists" "filds mem; fists mem" - while test $# -gt 0 - do - echo "$2" > conftest.s - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" " - fi - shift 2 - done - rm -f conftest.s conftest.o + thumb-*-pe) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + arm-*-riscix*) + noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}" + ;; + cris-*-*) + noconfigdirs="$noconfigdirs ${libgcj}" + ;; + d10v-*-*) + noconfigdirs="$noconfigdirs target-librx ${libstdcxx_version} target-libgloss ${libgcj}" + ;; + d30v-*-*) + noconfigdirs="$noconfigdirs ${libgcj}" + ;; + fr30-*-elf*) + noconfigdirs="$noconfigdirs ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-libstub target-cygmon" + fi + ;; + h8300*-*-* | \ + h8500-*-*) + noconfigdirs="$noconfigdirs ${libstdcxx_version} target-librx target-libgloss ${libgcj} target-libf2c" + ;; + hppa*64*-*-linux* | parisc*64*-*-linux*) + # In this case, it's because the hppa64-linux target is for + # the kernel only at this point and has no libc, and thus no + # headers, crt*.o, etc., all of which are needed by these. + noconfigdirs="$noconfigdirs target-zlib" + ;; + hppa*-*-*elf* | \ + parisc*-*-linux* | hppa*-*-linux* | \ + hppa*-*-lites* | \ + hppa*64*-*-*) + noconfigdirs="$noconfigdirs ${libgcj}" + # Do configure ld/binutils/gas for this case. + ;; + hppa*-*-*) + # HP's C compiler doesn't handle Emacs correctly (but on BSD and Mach + # cc is gcc, and on any system a user should be able to link cc to + # whatever they want. FIXME, emacs emacs19). + case "${CC}" in + "" | cc*) noconfigdirs="$noconfigdirs emacs emacs19" ;; + *) ;; + esac + # According to Alexandre Oliva <aoliva@redhat.com>, libjava won't + # build on HP-UX 10.20. + noconfigdirs="$noconfigdirs ld shellutils ${libgcj}" + ;; + ia64*-*-elf*) + # No gdb support yet. + noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb" + ;; + i[3456]86-*-coff | i[3456]86-*-elf) + noconfigdirs="$noconfigdirs ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-libstub target-cygmon" fi - if test x"$gcc_cv_as_instructions" != x; then - AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$gcc_cv_as_instructions" | sed -e 's/ $//' | tr '[a-z ]' '[A-Z_]'`) + ;; + i[34567]86-*-freebsd*) + noconfigdirs="$noconfigdirs target-newlib target-libgloss" + ;; + s390*-*-linux*) + # The libffi port is not yet in the GCC tree + noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}" + # linux has rx in libc + skipdirs="$skipdirs target-librx" + ;; + *-*-linux*) + noconfigdirs="$noconfigdirs target-newlib target-libgloss" + # linux has rx in libc + skipdirs="$skipdirs target-librx" + ;; + i[3456]86-*-mingw32*) + target_configdirs="$target_configdirs target-mingw" + noconfigdirs="$noconfigdirs expect target-libgloss ${libgcj}" + + # Can't build gdb for mingw32 if not native. + case "${host}" in + i[3456]86-*-mingw32) ;; # keep gdb tcl tk expect etc. + *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix db snavigator gnuserv" + ;; + esac + ;; + *-*-cygwin*) + target_configdirs="$target_configdirs target-libtermcap target-winsup" + noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}" + # always build newlib. + skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` + + # Can't build gdb for Cygwin if not native. + case "${host}" in + *-*-cygwin*) ;; # keep gdb tcl tk expect etc. + *) noconfigdirs="$noconfigdirs gdb tcl tk expect itcl tix libgui db snavigator gnuserv" + ;; + esac + ;; + i[3456]86-*-pe) + noconfigdirs="$noconfigdirs ${libstdcxx_version} target-librx target-libgloss ${libgcj}" + ;; + i[3456]86-*-sco3.2v5*) + # The linker does not yet know about weak symbols in COFF, + # and is not configured to handle mixed ELF and COFF. + noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}" + ;; + i[3456]86-*-sco*) + noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}" + ;; + i[3456]86-*-solaris2*) + noconfigdirs="$noconfigdirs target-libgloss" + ;; + i[3456]86-*-sysv4*) + # The SYSV4 C compiler doesn't handle Emacs correctly + case "${CC}" in + "" | cc*) noconfigdirs="$noconfigdirs emacs emacs19" ;; + *) ;; + esac + # but that's okay since emacs doesn't work anyway + noconfigdirs="$noconfigdirs emacs emacs19 target-libgloss ${libgcj}" + ;; + i[3456]86-*-beos*) + noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}" + ;; + m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*) + noconfigdirs="$noconfigdirs target-libiberty ${libstdcxx_version} ${libgcj}" + ;; + m68k-*-elf*) + noconfigdirs="$noconfigdirs ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-cygmon" fi - AC_MSG_RESULT($gcc_cv_as_instructions) - - AC_MSG_CHECKING(assembler GOTOFF in data directives) - gcc_cv_as_gotoff_in_data=no - if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x - then - if test "$gcc_cv_gas_major_version" -eq 2 \ - -a "$gcc_cv_gas_minor_version" -ge 11 \ - -o "$gcc_cv_gas_major_version" -gt 2; then - gcc_cv_as_gotoff_in_data=yes - fi - elif test x$gcc_cv_as != x; then - cat > conftest.s <<EOF - .text -.L0: - nop - .data - .long .L0@GOTOFF -EOF - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then - gcc_cv_as_gotoff_in_data=yes - fi + ;; + m68k-*-coff*) + noconfigdirs="$noconfigdirs ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-cygmon" + fi + ;; + mcore-*-pe*) + # The EPOC C++ environment does not support exceptions or rtti, + # and so building libstdc++-v3 tends not to always work. + noconfigdirs="$noconfigdirs target-libstdc++-v3" + ;; + mmix-*-*) + noconfigdirs="$noconfigdirs ${libgcj}" + ;; + mn10200-*-*) + noconfigdirs="$noconfigdirs ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-libstub target-cygmon" + fi + ;; + mn10300-*-*) + noconfigdirs="$noconfigdirs ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-libstub target-cygmon" + fi + ;; + powerpc-*-aix*) + # copied from rs6000-*-* entry + # The configure and build of ld are currently disabled because + # GNU ld is known to be broken for AIX 4.2 and 4.3 (at least) + # The symptom is that GDBtk 4.18 fails at startup with a segfault + # if linked by GNU ld, but not if linked by the native ld. + noconfigdirs="$noconfigdirs gprof cvssrc target-libgloss ${libgcj} ld" + use_gnu_ld=no + ;; + powerpc*-*-winnt* | powerpc*-*-pe* | ppc*-*-pe) + target_configdirs="$target_configdirs target-winsup" + noconfigdirs="$noconfigdirs gdb tcl tk make expect target-libgloss itcl tix db snavigator gnuserv ${libgcj}" + # always build newlib. + skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` + ;; + # This is temporary until we can link against shared libraries + powerpcle-*-solaris*) + noconfigdirs="$noconfigdirs gdb sim make tcl tk expect itcl tix db snavigator gnuserv ${libgcj}" + ;; + powerpc-*-beos*) + noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}" + ;; + powerpc-*-eabi) + noconfigdirs="$noconfigdirs ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-libstub target-cygmon" + fi + ;; + rs6000-*-lynxos*) + # The CVS server code doesn't work on the RS/6000 + noconfigdirs="$noconfigdirs target-newlib gprof cvssrc ${libgcj}" + ;; + rs6000-*-aix*) + # The configure and build of ld are currently disabled because + # GNU ld is known to be broken for AIX 4.2 and 4.3 (at least) + # The symptom is that GDBtk 4.18 fails at startup with a segfault + # if linked by GNU ld, but not if linked by the native ld. + noconfigdirs="$noconfigdirs gprof ld ${libgcj}" + use_gnu_ld=no + ;; + rs6000-*-*) + noconfigdirs="$noconfigdirs gprof ${libgcj}" + ;; + m68k-apollo-*) + noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}" + ;; + mips*-*-irix5*) + # The GNU linker does not support shared libraries. + # emacs is emacs 18, which does not work on Irix 5 (emacs19 does work) + noconfigdirs="$noconfigdirs ld gprof emacs target-libgloss ${libgcj}" + ;; + mips*-*-irix6*) + # The GNU assembler does not support IRIX 6. + # emacs is emacs 18, which does not work on Irix 5 (emacs19 does work) + # Linking libjava exceeds command-line length limits on at least + # IRIX 6.2, but not on IRIX 6.5. + # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham + # <oldham@codesourcery.com> + noconfigdirs="$noconfigdirs gas gprof emacs target-libgloss ${libgcj}" + ;; + mips*-dec-bsd*) + noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}" + ;; + mips*-*-bsd*) + noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}" + ;; + mipstx39-*-*) + noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips + target_configdirs="${target_configdirs} target-bsp target-libstub target-cygmon" + ;; + mips*-*-linux*) + noconfigdirs="$noconfigdirs target-libffi" + ;; + mips*-*-*) + noconfigdirs="$noconfigdirs gprof ${libgcj}" + ;; + romp-*-*) + noconfigdirs="$noconfigdirs bfd binutils ld gas opcodes target-libgloss ${libgcj}" + ;; + sh-*-*) + case "${host}" in + i[3456]86-*-vsta) ;; # don't add gprof back in + i[3456]86-*-go32*) ;; # don't add gprof back in + i[3456]86-*-msdosdjgpp*) ;; # don't add gprof back in + *) skipdirs=`echo " ${skipdirs} " | sed -e 's/ gprof / /'` ;; + esac + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + sh64-*-*) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + sparc-*-elf*) + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-libstub target-cygmon" fi - AC_DEFINE_UNQUOTED(HAVE_AS_GOTOFF_IN_DATA, - [`if test $gcc_cv_as_gotoff_in_data = yes; then echo 1; else echo 0; fi`], - [Define true if the assembler supports '.long foo@GOTOFF'.]) - AC_MSG_RESULT($gcc_cv_as_gotoff_in_data) + noconfigdirs="$noconfigdirs ${libgcj}" + ;; + sparc64-*-elf*) + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-libstub target-cygmon" + fi + noconfigdirs="$noconfigdirs ${libgcj}" + ;; + sparclite-*-*) + if [ x${is_cross_compiler} != xno ] ; then + target_configdirs="${target_configdirs} target-bsp target-libstub target-cygmon" + fi + noconfigdirs="$noconfigdirs ${libgcj}" + ;; + sparc-*-sunos4*) + noconfigdirs="$noconfigdirs ${libgcj}" + if [ x${is_cross_compiler} != xno ] ; then + noconfigdirs="$noconfigdirs gdb gdbtest target-newlib target-libgloss" + else + use_gnu_ld=no + fi + ;; + sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*) + ;; + v810-*-*) + noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld ${libstdcxx_version} opcodes target-libgloss ${libgcj}" + ;; + v850-*-*) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + v850e-*-*) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + v850ea-*-*) + noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" + ;; + vax-*-vms) + noconfigdirs="$noconfigdirs bfd binutils gdb ld target-newlib opcodes target-libgloss ${libgcj}" + ;; + vax-*-*) + noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}" + ;; + *-*-lynxos*) + noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}" + ;; + *-*-macos* | \ + *-*-mpw*) + # Macs want a resource compiler. + configdirs="$configdirs grez" + noconfigdirs="$noconfigdirs ${libgcj}" + ;; + *-*-*) + noconfigdirs="$noconfigdirs ${libgcj}" ;; esac -AC_MSG_CHECKING(assembler dwarf2 debug_line support) -gcc_cv_as_dwarf2_debug_line=no -# ??? Not all targets support dwarf2 debug_line, even within a version -# of gas. Moreover, we need to emit a valid instruction to trigger any -# info to the output file. So, as supported targets are added to gas 2.11, -# add some instruction here to (also) show we expect this might work. -# ??? Once 2.11 is released, probably need to add first known working -# version to the per-target configury. -case "$target" in - i?86*-*-* | mips*-*-* | alpha*-*-* | powerpc*-*-* | sparc*-*-* | m68*-*-* | x86_64*-*-*) - insn="nop" - ;; - ia64*-*-*) - insn="nop 0" - ;; - esac -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; -then - if test "$gcc_cv_gas_major_version" -eq 2 \ - -a "$gcc_cv_gas_minor_version" -ge 11 \ - -o "$gcc_cv_gas_major_version" -gt 2 \ - && grep 'obj_format = elf' ../gas/Makefile > /dev/null \ - && test x"$insn" != x ; then - gcc_cv_as_dwarf2_debug_line="yes" - fi -elif test x$gcc_cv_as != x -a x"$insn" != x ; then - echo ' .file 1 "conftest.s"' > conftest.s - echo ' .loc 1 3 0' >> conftest.s - echo " $insn" >> conftest.s - # ??? This fails with non-gnu grep. - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1 \ - && grep debug_line conftest.o > /dev/null 2>&1 ; then - # The .debug_line file table must be in the exact order that - # we specified the files, since these indices are also used - # by DW_AT_decl_file. Approximate this test by testing if - # the assembler bitches if the same index is assigned twice. - echo ' .file 1 "foo.s"' > conftest.s - echo ' .file 1 "bar.s"' >> conftest.s - if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1 - then - gcc_cv_as_dwarf2_debug_line="no" - else - gcc_cv_as_dwarf2_debug_line="yes" - fi - fi - rm -f conftest.s conftest.o conftest.nm1 conftest.nm2 -fi -if test x"$gcc_cv_as_dwarf2_debug_line" = xyes; then - AC_DEFINE(HAVE_AS_DWARF2_DEBUG_LINE, 1, -[Define if your assembler supports dwarf2 .file/.loc directives, - and preserves file table indices exactly as given.]) -fi -AC_MSG_RESULT($gcc_cv_as_dwarf2_debug_line) - -AC_MSG_CHECKING(assembler --gdwarf2 support) -gcc_cv_as_gdwarf2_flag=no -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; -then - if test "$gcc_cv_gas_major_version" -eq 2 \ - -a "$gcc_cv_gas_minor_version" -ge 11 \ - -o "$gcc_cv_gas_major_version" -gt 2 \ - && grep 'obj_format = elf' ../gas/Makefile > /dev/null \ - && test x"$insn" != x ; then - gcc_cv_as_gdwarf2_debug_flag="yes" - fi -elif test x$gcc_cv_as != x -a x"$insn" != x ; then - echo '' > conftest.s - # ??? This fails with non-gnu grep. - if $gcc_cv_as --gdwarf2 -o conftest.o conftest.s > /dev/null 2>&1 - then - gcc_cv_as_gdwarf2_flag="yes" - fi - rm -f conftest.s conftest.o -fi -if test x"$gcc_cv_as_gdwarf2_flag" = xyes; then - AC_DEFINE(HAVE_AS_GDWARF2_DEBUG_FLAG, 1, -[Define if your assembler supports the --gdwarf2 option.]) -fi -AC_MSG_RESULT($gcc_cv_as_gdwarf2_flag) - -AC_MSG_CHECKING(assembler --gstabs support) -gcc_cv_as_gstabs_flag=no -if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; -then - if test "$gcc_cv_gas_major_version" -eq 2 \ - -a "$gcc_cv_gas_minor_version" -ge 11 \ - -o "$gcc_cv_gas_major_version" -gt 2 \ - && grep 'obj_format = elf' ../gas/Makefile > /dev/null \ - && test x"$insn" != x ; then - gcc_cv_as_gstabs_debug_flag="yes" - fi -elif test x$gcc_cv_as != x -a x"$insn" != x ; then - echo '' > conftest.s - # ??? This fails with non-gnu grep. - if $gcc_cv_as --gstabs -o conftest.o conftest.s > /dev/null 2>&1 ; then - gcc_cv_as_gstabs_flag="yes" - fi - rm -f conftest.s conftest.o -fi -if test x"$gcc_cv_as_gstabs_flag" = xyes; then - AC_DEFINE(HAVE_AS_GSTABS_DEBUG_FLAG, 1, -[Define if your assembler supports the --gstabs option.]) -fi -AC_MSG_RESULT($gcc_cv_as_gstabs_flag) +# If we aren't building newlib, then don't build libgloss, since libgloss +# depends upon some newlib header files. +case "${noconfigdirs}" in + *target-libgloss*) ;; + *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;; +esac -AC_MSG_CHECKING(linker PT_GNU_EH_FRAME support) -gcc_cv_ld_eh_frame_hdr=no -if test x$gcc_cv_gld_major_version != x -a x$gcc_cv_gld_minor_version != x; then - if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 12 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then - gcc_cv_ld_eh_frame_hdr=yes - fi -elif test x$gcc_cv_ld != x; then - # Check if linker supports --eh-frame-hdr option - if $gcc_cv_ld --help 2>/dev/null | grep eh-frame-hdr > /dev/null; then - gcc_cv_ld_eh_frame_hdr=yes - fi -fi -AC_MSG_RESULT($gcc_cv_ld_eh_frame_hdr) -if test x"$gcc_cv_ld_eh_frame_hdr" = xyes; then - AC_MSG_CHECKING(whether linker eh_frame optimizations work properly) - gcc_cv_ld_eh_frame_hdr_works=no - if test x$gcc_cv_gld_major_version != x -a x$gcc_cv_gld_minor_version != x; then - if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 13 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then - gcc_cv_ld_eh_frame_hdr_works=yes - fi - elif test x$gcc_cv_ld != x; then - for gcc_WS in 4 8; do - cat > conftest.s <<EOF - .text -.LFB1: .skip 64 -.LFE1: -.LFB2: .skip 64 -.LFE2: -.LFB3: .skip 64 -.LFE3: - .section .eh_frame,"aw",@progbits -.Lframe1: - .4byte .LECIE1-.LSCIE1 -.LSCIE1: - .4byte 0x0 - .byte 0x1 - .ascii "zR\0" - .uleb128 0x1 - .sleb128 -4 - .byte 0x8 - .uleb128 0x1 - .byte 0x50 - .byte 0xc - .uleb128 0x4 - .uleb128 0x4 - .byte 0x88 - .uleb128 0x1 - .balign ${gcc_WS} -.LECIE1: -.LSFDE1: - .4byte .LEFDE1-.LASFDE1 -.LASFDE1: - .4byte .LASFDE1-.Lframe1 - .${gcc_WS}byte .LFB1 - .${gcc_WS}byte .LFE1-.LFB1 - .uleb128 0x0 - .balign ${gcc_WS} -.LEFDE1: -.LSFDE2: - .4byte .LEFDE2-.LASFDE2 -.LASFDE2: - .4byte .LASFDE2-.Lframe1 - .${gcc_WS}byte .LFB2 - .${gcc_WS}byte .LFE2-.LFB2 - .uleb128 0x0 - .balign ${gcc_WS} -.LEFDE2: -.LSFDE3: - .4byte .LEFDE3-.LASFDE3 -.LASFDE3: - .4byte .LASFDE3-.Lframe1 - .${gcc_WS}byte .LFB3 - .${gcc_WS}byte .LFE3-.LFB3 - .uleb128 0x0 - .balign ${gcc_WS} -.LEFDE3: - .4byte 0 -EOF - if ($gcc_cv_as -o conftest.o conftest.s; exit $?) 1>&AC_FD_CC 2>&1; then - if ($gcc_cv_ld --eh-frame-hdr -shared -o conftest.so conftest.o; exit $?) 1>&AC_FD_CC 2>&1; then -changequote(,)dnl - if $gcc_cv_objdump -h conftest.so 2>&AC_FD_CC \ - | grep 'eh_frame_hdr[ ]*0*[01][048cC][ ]' 1>&AC_FD_CC 2>&1; then - gcc_cv_ld_eh_frame_hdr_works=yes; break - else - $gcc_cv_objdump -h conftest.so 2>/dev/null | grep eh_frame_hdr 1>&AC_FD_CC 2>&1 - fi -changequote([,])dnl - fi - fi - rm -f conftest.* - done - fi - AC_MSG_RESULT($gcc_cv_ld_eh_frame_hdr_works) -fi -if test x"$gcc_cv_ld_eh_frame_hdr" = xyes \ - && test x"$gcc_cv_ld_eh_frame_hdr_works" = xyes; then - AC_DEFINE(HAVE_LD_EH_FRAME_HDR, 1, -[Define if your linker supports --eh-frame-hdr option.]) +# Make sure we don't let GNU ld be added if we didn't want it. +if [ x$with_gnu_ld = xno ]; then + use_gnu_ld=no + noconfigdirs="$noconfigdirs ld" fi -if test "$prefix" != "/usr" && test "$prefix" != "/usr/local" ; then - AC_DEFINE_UNQUOTED(PREFIX_INCLUDE_DIR, "$prefix/include") +# Make sure we don't let GNU as be added if we didn't want it. +if [ x$with_gnu_as = xno ]; then + use_gnu_as=no + noconfigdirs="$noconfigdirs gas" fi # Figure out what language subdirectories are present. @@ -2147,8 +1085,7 @@ fi if test x"${enable_languages+set}" != xset; then if test x"${LANGUAGES+set}" = xset; then enable_languages="${LANGUAGES}" - AC_MSG_WARN([setting LANGUAGES is deprecated, use --enable-languages instead]) - + echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2 else enable_languages=all fi @@ -2156,23 +1093,23 @@ else if test x"${enable_languages}" = x || test x"${enable_languages}" = xyes; then - AC_MSG_ERROR([--enable-languages needs at least one language argument]) + echo configure.in: --enable-languages needs at least one language argument 1>&2 + exit 1 fi fi -enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'` +enable_languages=`echo "${enable_languages}" | sed -e 's/[ ,][ ,]*/,/g' -e 's/,$//'` # First scan to see if an enabled language requires some other language. # We assume that a given config-lang.in will list all the language # front ends it requires, even if some are required indirectly. -for lang in ${srcdir}/*/config-lang.in .. +for lang in ${srcdir}/gcc/*/config-lang.in .. do case $lang in ..) ;; # The odd quoting in the next line works around # an apparent bug in bash 1.12 on linux. -changequote(,)dnl - ${srcdir}/[*]/config-lang.in) + ${srcdir}/gcc/[*]/config-lang.in) ;; *) lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^ ]*\).*$,\1,p' $lang` @@ -2185,27 +1122,27 @@ changequote(,)dnl *,all,*) ;; *,$lang_alias,*) + echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2 enable_languages="$enable_languages,$other" ;; esac done ;; -changequote([,])dnl esac done subdirs= -for lang in ${srcdir}/*/config-lang.in .. +for lang in ${srcdir}/gcc/*/config-lang.in .. do case $lang in ..) ;; # The odd quoting in the next line works around # an apparent bug in bash 1.12 on linux. -changequote(,)dnl - ${srcdir}/[*]/config-lang.in) ;; + ${srcdir}/gcc/[*]/config-lang.in) ;; *) lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^ ]*\).*$,\1,p' $lang` this_lang_libs=`sed -n -e 's,^target_libs=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^target_libs=\([^ ]*\).*$,\1,p' $lang` + this_lang_dirs=`sed -n -e 's,^lang_dirs=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^lang_dirs=\([^ ]*\).*$,\1,p' $lang` build_by_default=`sed -n -e 's,^build_by_default=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^build_by_default=\([^ ]*\).*$,\1,p' $lang` if test "x$lang_alias" = x then @@ -2219,412 +1156,453 @@ changequote(,)dnl *) add_this_lang=no ;; esac if test x"${add_this_lang}" = xyes; then - case $lang in - ${srcdir}/ada/config-lang.in) - if test x$have_gnat = xyes ; then - subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`" - fi - ;; - *) - subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`" - ;; - esac + eval target_libs='"$target_libs "'\"$this_lang_libs\" + else + eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs $this_lang_dirs\" fi ;; -changequote([,])dnl esac done -# Make gthr-default.h if we have a thread file. -gthread_flags= -if test $thread_file != single; then - rm -f gthr-default.h - echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h - gthread_flags=-DHAVE_GTHR_DEFAULT -fi -AC_SUBST(gthread_flags) +# Remove the entries in $skipdirs and $noconfigdirs from $configdirs and +# $target_configdirs. +# If we have the source for $noconfigdirs entries, add them to $notsupp. + +notsupp="" +for dir in . $skipdirs $noconfigdirs ; do + dirname=`echo $dir | sed -e s/target-//g` + if [ $dir != . ] && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then + configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"` + if [ -r $srcdir/$dirname/configure ] \ + || [ -r $srcdir/$dirname/configure.in ]; then + if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then + true + else + notsupp="$notsupp $dir" + fi + fi + fi + if [ $dir != . ] && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then + target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"` + if [ -r $srcdir/$dirname/configure ] \ + || [ -r $srcdir/$dirname/configure.in ]; then + if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then + true + else + notsupp="$notsupp $dir" + fi + fi + fi +done -# Find out what GC implementation we want, or may, use. -AC_ARG_WITH(gc, -[ --with-gc={simple,page} choose the garbage collection mechanism to use - with the compiler], -[case "$withval" in - simple | page) - GGC=ggc-$withval - ;; - *) - AC_MSG_ERROR([$withval is an invalid option to --with-gc]) - ;; -esac], -[GGC=ggc-page]) -AC_SUBST(GGC) -echo "Using $GGC for garbage collection." - -# Use the system's zlib library. -zlibdir=-L../zlib -zlibinc="-I\$(srcdir)/../zlib" -AC_ARG_WITH(system-zlib, -[ --with-system-zlib use installed libz], -zlibdir= -zlibinc= -) -AC_SUBST(zlibdir) -AC_SUBST(zlibinc) - -dnl Very limited version of automake's enable-maintainer-mode - -AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) - dnl maintainer-mode is disabled by default - AC_ARG_ENABLE(maintainer-mode, -[ --enable-maintainer-mode - enable make rules and dependencies not useful - (and sometimes confusing) to the casual installer], - maintainer_mode=$enableval, - maintainer_mode=no) - -AC_MSG_RESULT($maintainer_mode) - -if test "$maintainer_mode" = "yes"; then - MAINT='' -else - MAINT='#' +# Sometimes the tools are distributed with libiberty but with no other +# libraries. In that case, we don't want to build target-libiberty. +if [ -n "${target_configdirs}" ]; then + others= + for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do + if [ "$i" != "libiberty" ]; then + if [ -r $srcdir/$i/configure ] || [ -r $srcdir/$i/configure.in ]; then + others=yes; + break; + fi + fi + done + if [ -z "${others}" ]; then + target_configdirs= + fi fi -AC_SUBST(MAINT)dnl - -# With Setjmp/Longjmp based exception handling. -AC_ARG_ENABLE(sjlj-exceptions, -[ --enable-sjlj-exceptions - arrange to use setjmp/longjmp exception handling], -[sjlj=`if test $enableval = yes; then echo 1; else echo 0; fi` -AC_DEFINE_UNQUOTED(CONFIG_SJLJ_EXCEPTIONS, $sjlj, - [Define 0/1 to force the choice for exception handling model.])]) - -# Make empty files to contain the specs and options for each language. -# Then add #include lines to for a compiler that has specs and/or options. - -lang_specs_files= -lang_options_files= -lang_tree_files= -for subdir in . $subdirs -do - if test -f $srcdir/$subdir/lang-specs.h; then - lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h" - fi - if test -f $srcdir/$subdir/lang-options.h; then - lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h" - fi - if test -f $srcdir/$subdir/$subdir-tree.def; then - lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def" - fi -done -# These (without "all_") are set in each config-lang.in. -# `language' must be a single word so is spelled singularly. -all_languages= -all_boot_languages= -all_compilers= -all_stagestuff= -all_outputs='Makefile intl/Makefile fixinc/Makefile gccbug mklibgcc' -# List of language makefile fragments. -all_lang_makefiles= - -# 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. - -language_fragments="Make-lang" -language_hooks="Make-hooks" - -for s in .. $subdirs -do - if test $s != ".." - then - language= - boot_language= - compilers= - stagestuff= - outputs= - . ${srcdir}/$s/config-lang.in - if test "x$language" = x - then - echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2 - exit 1 - fi - all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in" - if test -f ${srcdir}/$s/Makefile.in - then all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Makefile.in" - fi - all_languages="$all_languages $language" - if test "x$boot_language" = xyes - then - all_boot_languages="$all_boot_languages $language" - fi - all_compilers="$all_compilers $compilers" - all_stagestuff="$all_stagestuff $stagestuff" - all_outputs="$all_outputs $outputs" +# Deconfigure all subdirectories, in case we are changing the +# configuration from one where a subdirectory is supported to one where it +# is not. +if [ -z "${norecursion}" ] && [ -n "${configdirs}" ]; then + for i in `echo ${configdirs} | sed -e s/target-//g` ; do + rm -f $i/Makefile + done +fi +if [ -z "${norecursion}" ] && [ -n "${target_configdirs}" ]; then + for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do + rm -f ${target_subdir}/$i/Makefile + done +fi + +# Produce a warning message for the subdirs we can't configure. +# This isn't especially interesting in the Cygnus tree, but in the individual +# FSF releases, it's important to let people know when their machine isn't +# supported by the one or two programs in a package. + +if [ -n "${notsupp}" ] && [ -z "${norecursion}" ]; then + # If $appdirs is non-empty, at least one of those directories must still + # be configured, or we error out. (E.g., if the gas release supports a + # specified target in some subdirs but not the gas subdir, we shouldn't + # pretend that all is well.) + if [ -n "$appdirs" ]; then + for dir in $appdirs ; do + if [ -r $dir/Makefile.in ]; then + if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then + appdirs="" + break fi -done - -check_languages= -for language in .. $all_languages -do - if test $language != ".." - then - check_languages="$check_languages check-$language" + if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then + appdirs="" + break fi -done - -# Since we can't use `::' targets, we link each language in -# with a set of hooks, reached indirectly via lang.${target}. - -rm -f Make-hooks -touch Make-hooks -target_list="all.build all.cross start.encap rest.encap \ - info dvi generated-manpages \ - install-normal install-common install-info install-man \ - uninstall \ - mostlyclean clean distclean extraclean maintainer-clean \ - stage1 stage2 stage3 stage4" -for t in $target_list -do - x= - for lang in .. $all_languages - do - if test $lang != ".."; then - x="$x $lang.$t" - fi - done - echo "lang.$t: $x" >> Make-hooks -done + fi + done + if [ -n "$appdirs" ]; then + echo "*** This configuration is not supported by this package." 1>&2 + exit 1 + fi + fi + # Okay, some application will build, or we don't care to check. Still + # notify of subdirs not getting built. + echo "*** This configuration is not supported in the following subdirectories:" 1>&2 + echo " ${notsupp}" 1>&2 + echo " (Any other directories should still work fine.)" 1>&2 +fi -# Create .gdbinit. +# Set with_gnu_as and with_gnu_ld as appropriate. +# +# This is done by determining whether or not the appropriate directory +# is available, and by checking whether or not specific configurations +# have requested that this magic not happen. +# +# The command line options always override the explicit settings in +# configure.in, and the settings in configure.in override this magic. +# +# If the default for a toolchain is to use GNU as and ld, and you don't +# want to do that, then you should use the --without-gnu-as and +# --without-gnu-ld options for the configure script. + +if [ x${use_gnu_as} = x ] ; then + if [ x${with_gnu_as} != xno ] && echo " ${configdirs} " | grep " ${gasdir} " > /dev/null 2>&1 && [ -d ${srcdir}/${gasdir} ] ; then + with_gnu_as=yes + withoptions="$withoptions --with-gnu-as" + fi +fi -echo "dir ." > .gdbinit -echo "dir ${srcdir}" >> .gdbinit -if test x$gdb_needs_out_file_path = xyes -then - echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit +if [ x${use_gnu_ld} = x ] ; then + if [ x${with_gnu_ld} != xno ] && echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 && [ -d ${srcdir}/ld ] ; then + with_gnu_ld=yes + withoptions="$withoptions --with-gnu-ld" + fi fi -if test "x$subdirs" != x; then - for s in $subdirs - do - echo "dir ${srcdir}/$s" >> .gdbinit - done + +# If using newlib, add --with-newlib to the withoptions so that gcc/configure +# can detect this case. + +if [ x${with_newlib} != xno ] && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 && [ -d ${srcdir}/newlib ] ; then + with_newlib=yes + withoptions="$withoptions --with-newlib" fi -echo "source ${srcdir}/gdbinit.in" >> .gdbinit - -# Define variables host_canonical and build_canonical -# because some Cygnus local changes in the Makefile depend on them. -build_canonical=${build} -host_canonical=${host} -target_subdir= -if test "${host}" != "${target}" ; then - target_subdir=${target_alias}/ + +if [ x${shared} = xyes ]; then + case "${target}" in + hppa* | parisc*) + target_makefile_frag="${target_makefile_frag} config/mt-papic" + ;; + i[3456]86-*) + target_makefile_frag="${target_makefile_frag} config/mt-x86pic" + ;; + ia64-*) + target_makefile_frag="${target_makefile_frag} config/mt-ia64pic" + ;; + powerpc*-*-aix*) + # We don't want -fPIC on AIX. + ;; + powerpc*-*) + target_makefile_frag="${target_makefile_frag} config/mt-ppcpic" + ;; + alpha*-*-linux*) + target_makefile_frag="${target_makefile_frag} config/mt-elfalphapic" + ;; + *) + if test -f ${srcdir}/config/mt-${target_cpu}pic; then + target_makefile_frag="${target_makefile_frag} config/mt-${target_cpu}pic" + fi + ;; + esac fi -AC_SUBST(build_canonical) -AC_SUBST(host_canonical) -AC_SUBST(target_subdir) - -# If $(exec_prefix) exists and is not the same as $(prefix), then compute an -# absolute path for gcc_tooldir based on inserting the number of up-directory -# movements required to get from $(exec_prefix) to $(prefix) into the basic -# $(libsubdir)/@(unlibsubdir) based path. -# Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel -# make and thus we'd get different behavior depending on where we built the -# sources. -if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then - gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)' -else -changequote(<<, >>)dnl -# An explanation of the sed strings: -# -e 's|^\$(prefix)||' matches and eliminates 'prefix' from 'exec_prefix' -# -e 's|/$||' match a trailing forward slash and eliminates it -# -e 's|^[^/]|/|' forces the string to start with a forward slash (*) -# -e 's|/[^/]*|../|g' replaces each occurrence of /<directory> with ../ -# -# (*) Note this pattern overwrites the first character of the string -# with a forward slash if one is not already present. 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If it +# can't, we are probably in trouble. We don't care whether we can run the +# executable--we might be using a cross compiler--we only care whether it +# can be created. At this point the main configure script has set CC. +echo "int main () { return 0; }" > conftest.c +${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c +if [ $? = 0 ] && [ -s conftest -o -s conftest.exe ]; then + : else - str1="cross-" - str2=" from $host" + echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed." + echo 1>&2 "*** You must set the environment variable CC to a working compiler." + rm -f conftest* + exit 1 fi +rm -f conftest* -if test x$host != x$build -then - str3=" on a $build system" +# The Solaris /usr/ucb/cc compiler does not appear to work. +case "${host}" in + sparc-sun-solaris2*) + CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`" + if [ "`type $CCBASE | sed 's/^[^/]*//'`" = "/usr/ucb/cc" ] ; then + could_use= + [ -d /opt/SUNWspro/bin ] && could_use="/opt/SUNWspro/bin" + if [ -d /opt/cygnus/bin ] ; then + if [ "$could_use" = "" ] ; then + could_use="/opt/cygnus/bin" + else + could_use="$could_use or /opt/cygnus/bin" + fi + fi + if [ "$could_use" = "" ] ; then + echo "Warning: compilation may fail because you're using" + echo "/usr/ucb/cc. You should change your PATH or CC " + echo "variable and rerun configure." + else + echo "Warning: compilation may fail because you're using" + echo "/usr/ucb/cc, when you should use the C compiler from" + echo "$could_use. You should change your" + echo "PATH or CC variable and rerun configure." + fi + fi + ;; +esac + +# If --enable-shared was set, we must set LD_LIBRARY_PATH so that the +# binutils tools will find libbfd.so. +if [ "${shared}" = "yes" ]; then + sed -e 's/^SET_LIB_PATH[ ]*=.*$/SET_LIB_PATH = $(REALLY_SET_LIB_PATH)/' \ + Makefile > Makefile.tem + rm -f Makefile + mv -f Makefile.tem Makefile + + case "${host}" in + *-*-hpux*) + sed -e 's/^RPATH_ENVVAR[ ]*=.*$/RPATH_ENVVAR = SHLIB_PATH/' \ + Makefile > Makefile.tem + rm -f Makefile + mv -f Makefile.tem Makefile + ;; + esac fi -if test "x$str2" != x || test "x$str3" != x -then - str4= +# Record target_configdirs and the configure arguments for target and +# build configuration in Makefile. +target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` +targargs=`echo "${arguments}" | \ + sed -e 's/--no[^ ]*//' \ + -e 's/--cache[a-z-]*=[^ ]*//' \ + -e 's/--ho[a-z-]*=[^ ]*//' \ + -e 's/--bu[a-z-]*=[^ ]*//' \ + -e 's/--ta[a-z-]*=[^ ]*//'` + +# For the build-side libraries, we just need to pretend we're native, +# and not use the same cache file. Multilibs are neither needed nor +# desired. +buildargs="--cache-file=../config.cache --build=${build_alias} --host=${build_alias} ${targargs}" + +# Passing a --with-cross-host argument lets the target libraries know +# whether they are being built with a cross-compiler or being built +# native. However, it would be better to use other mechanisms to make the +# sorts of decisions they want to make on this basis. Please consider +# this option to be deprecated. FIXME. +if [ x${is_cross_compiler} = xyes ]; then + targargs="--with-cross-host=${host_alias} ${targargs}" +fi + +# Default to --enable-multilib. +if [ x${enable_multilib} = x ]; then + targargs="--enable-multilib ${targargs}" +fi + +# Pass --with-newlib if appropriate. Note that target_configdirs has +# changed from the earlier setting of with_newlib. +if [ x${with_newlib} != xno ] && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && [ -d ${srcdir}/newlib ] ; then + targargs="--with-newlib ${targargs}" +fi + +# Pass the appropriate --host, --build, and --cache-file arguments. +targargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${targargs}" + +# provide a proper gxx_include_dir. +# Note, if you change the default, make sure to fix both here and in +# the gcc and libstdc++-v3 subdirectories. +# Check whether --with-gxx-include-dir or --without-gxx-include-dir was given. +gxx_include_dir= +if test -n "${with_gxx_include_dir}"; then + case "${with_gxx_include_dir}" in + yes ) + echo "configure.in: error: bad value ${withval} given for g++ include directory" 1>&2 + exit 1 + ;; + no ) + ;; + * ) + gxx_include_dir=${with_gxx_include_dir} + ;; + esac fi +if test x${gxx_include_dir} = x; then + if test x${enable_version_specific_runtime_libs} = xyes; then + gxx_include_dir='${libsubdir}/include/c++' + else + . ${topsrcdir}/config.if + gxx_include_dir='${prefix}/include/${libstdcxx_incdir}' + fi +else + gxx_include_dir=${gxx_include_dir} +fi + +FLAGS_FOR_TARGET= +case " $skipdirs " in +*" target-newlib "*) ;; +*) + case " $target_configdirs " in + *" newlib "*) + case " $targargs " in + *" --with-newlib "*) + case "$target" in + *-cygwin*) + FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/include -isystem $$s/winsup/cygwin/include -isystem $$s/winsup/w32api/include -isystem $$s/newlib/libc/sys/cygwin -isystem $$s/newlib/libc/sys/cygwin32' ;; + esac -echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2 + # If we're not building GCC, don't discard standard headers. + if test -d ${topsrcdir}/gcc; then + FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -nostdinc' + + if test "${build}" != "${host}"; then + # On Canadian crosses, CC_FOR_TARGET will have already been set + # by `configure', so we won't have an opportunity to add -Bgcc/ + # to it. This is right: we don't want to search that directory + # for binaries, but we want the header files in there, so add + # them explicitly. + FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -isystem $$r/gcc/include' + + # Someone might think of using the pre-installed headers on + # Canadian crosses, in case the installed compiler is not fully + # compatible with the compiler being built. In this case, it + # would be better to flag an error than risking having + # incompatible object files being constructed. We can't + # guarantee that an error will be flagged, but let's hope the + # compiler will do it, when presented with incompatible header + # files. + fi + fi + + # If we're building newlib, use its generic headers last, but search + # for any libc-related directories first (so make it the last -B + # switch). + FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include' + ;; + esac + ;; + esac + ;; +esac -if test "x$str2" != x || test "x$str3" != x -then - echo " ${str2}${str3}." 1>&2 +# On Canadian crosses, we'll be searching the right directories for +# the previously-installed cross compiler, so don't bother to add +# flags for directories within the install tree of the compiler +# being built; programs in there won't even run. +if test "${build}" = "${host}" && test -d ${topsrcdir}/gcc; then + # Search for pre-installed headers if nothing else fits. + FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include' fi -# Truncate the target if necessary -if test x$host_truncate_target != x; then - target=`echo $target | sed -e 's/\(..............\).*/\1/'` +if test "x${use_gnu_ld}" = x && test "x${with_gnu_ld}" != xno && + echo " ${configdirs} " | grep " ld " > /dev/null && + test -d ${srcdir}/ld; then + # Arrange for us to find uninstalled linker scripts. + FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/ld' fi -# Configure the subdirectories -# AC_CONFIG_SUBDIRS($subdirs) +if test "x${CC_FOR_TARGET+set}" = xset; then + : +elif test -d ${topsrcdir}/gcc; then + CC_FOR_TARGET='$$r/gcc/xgcc -B$$r/gcc/' +elif test "$host" = "$target"; then + CC_FOR_TARGET='$(CC)' +else + CC_FOR_TARGET=`echo gcc | sed -e 's/x/x/' ${program_transform_name}` +fi +# On Canadian crosses, configure reads CC_FOR_TARGET from Makefile, +# if Makefile exists. Prevent $(FLAGS_FOR_TARGET) from being duplicated. +case $CC_FOR_TARGET in +*' $(FLAGS_FOR_TARGET)') ;; +*) CC_FOR_TARGET=$CC_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;; +esac -# Create the Makefile -# and configure language subdirectories -AC_OUTPUT($all_outputs, -[ -case x$CONFIG_HEADERS in -xauto-host.h:config.in) -echo > cstamp-h ;; +if test "x${GCJ_FOR_TARGET+set}" = xset; then + : +elif test -d ${topsrcdir}/gcc; then + GCJ_FOR_TARGET='$$r/gcc/gcj -B$$r/gcc/' +elif test "$host" = "$target"; then + GCJ_FOR_TARGET='gcj' +else + GCJ_FOR_TARGET=`echo gcj | sed -e 's/x/x/' ${program_transform_name}` +fi +case $GCJ_FOR_TARGET in +*' $(FLAGS_FOR_TARGET)') ;; +*) GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;; esac -# If the host supports symlinks, point stage[1234] at ../stage[1234] so -# bootstrapping and the installation procedure can still use -# CC="stage1/xgcc -Bstage1/". 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We'll enclose CXX_FOR_TARGET_FOR_RECURSIVE_MAKE in single +# quotes, but we still have to duplicate `$'s so that shell variables +# can be expanded by the nested make as shell variables, not as make +# macros. +qqCXX_FOR_TARGET=`echo "$qCXX_FOR_TARGET" | sed -e 's,[$][$],$$$$,g'` + +sedtemp=sed.$$ +cat >$sedtemp <<EOF +s:^TARGET_CONFIGDIRS[ ]*=.*$:TARGET_CONFIGDIRS = ${target_configdirs}: +s%^TARGET_CONFIGARGS[ ]*=.*$%TARGET_CONFIGARGS = ${targargs}% +s%^FLAGS_FOR_TARGET[ ]*=.*$%FLAGS_FOR_TARGET = ${FLAGS_FOR_TARGET}% +s%^CC_FOR_TARGET[ ]*=.*$%CC_FOR_TARGET = ${CC_FOR_TARGET}% +s%^GCJ_FOR_TARGET[ ]*=.*$%GCJ_FOR_TARGET = ${GCJ_FOR_TARGET}% +s%^CXX_FOR_TARGET[ ]*=.*$%CXX_FOR_TARGET = ${qCXX_FOR_TARGET}% +s%^CXX_FOR_TARGET_FOR_RECURSIVE_MAKE[ ]*=.*$%CXX_FOR_TARGET_FOR_RECURSIVE_MAKE = ${qqCXX_FOR_TARGET}% +s%^TARGET_SUBDIR[ ]*=.*$%TARGET_SUBDIR = ${target_subdir}% +s%^BUILD_SUBDIR[ ]*=.*$%BUILD_SUBDIR = ${build_subdir}% +s%^BUILD_CONFIGARGS[ ]*=.*$%BUILD_CONFIGARGS = ${buildargs}% +s%^gxx_include_dir[ ]*=.*$%gxx_include_dir=${gxx_include_dir}% +EOF +sed -f $sedtemp Makefile > Makefile.tem +rm -f Makefile $sedtemp +mv -f Makefile.tem Makefile + +# +# Local Variables: +# fill-column: 131 +# End: +# |