3294 lines
101 KiB
Plaintext
3294 lines
101 KiB
Plaintext
# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
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# 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
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# Free Software Foundation, Inc.
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#
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# This file is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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##############################################################################
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### WARNING: this file contains embedded tabs. Do not run untabify on this file.
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m4_include(config/acx.m4)
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m4_include(config/override.m4)
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m4_include(config/proginstall.m4)
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m4_include(config/elf.m4)
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m4_include([libtool.m4])
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m4_include([ltoptions.m4])
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m4_include([ltsugar.m4])
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m4_include([ltversion.m4])
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m4_include([lt~obsolete.m4])
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m4_include([config/isl.m4])
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m4_include([config/cloog.m4])
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AC_INIT(move-if-change)
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AC_PREREQ(2.64)
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AC_DISABLE_OPTION_CHECKING
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progname=$0
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# if PWD already has a value, it is probably wrong.
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if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
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# Export original configure arguments for use by sub-configures.
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# Quote arguments with shell meta charatcers.
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TOPLEVEL_CONFIGURE_ARGUMENTS=
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set -- "$progname" "$@"
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for ac_arg
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do
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case "$ac_arg" in
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*" "*|*" "*|*[[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\']]*)
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ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
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# if the argument is of the form -foo=baz, quote the baz part only
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ac_arg=`echo "'$ac_arg'" | sed "s/^'\([[-a-zA-Z0-9]]*=\)/\\1'/"` ;;
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*) ;;
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esac
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# Add the quoted argument to the list.
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TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
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done
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if test "$silent" = yes; then
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TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS --silent"
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fi
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# Remove the initial space we just introduced and, as these will be
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# expanded by make, quote '$'.
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TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
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AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
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# Find the build, host, and target systems.
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ACX_NONCANONICAL_BUILD
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ACX_NONCANONICAL_HOST
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ACX_NONCANONICAL_TARGET
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dnl Autoconf 2.5x and later will set a default program prefix if
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dnl --target was used, even if it was the same as --host. Disable
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dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
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dnl to take effect.
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test "$host_noncanonical" = "$target_noncanonical" &&
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test "$program_prefix$program_suffix$program_transform_name" = \
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NONENONEs,x,x, &&
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program_transform_name=s,y,y,
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AC_CANONICAL_SYSTEM
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AC_ARG_PROGRAM
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m4_pattern_allow([^AS_FOR_TARGET$])dnl
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m4_pattern_allow([^AS_FOR_BUILD$])dnl
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# Get 'install' or 'install-sh' and its variants.
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AC_PROG_INSTALL
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ACX_PROG_LN
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AC_PROG_LN_S
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AC_PROG_SED
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AC_PROG_AWK
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srcpwd=`cd ${srcdir} ; ${PWDCMD-pwd}`
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# We pass INSTALL explicitly to sub-makes. Make sure that it is not
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# a relative path.
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if test "$INSTALL" = "${srcdir}/install-sh -c"; then
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INSTALL="${srcpwd}/install-sh -c"
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fi
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# Set srcdir to "." if that's what it is.
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# This is important for multilib support.
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pwd=`${PWDCMD-pwd}`
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if test "${pwd}" = "${srcpwd}" ; then
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srcdir=.
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fi
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topsrcdir=$srcpwd
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extra_host_args=
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### To add a new directory to the tree, first choose whether it is a target
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### or a host dependent tool. Then put it into the appropriate list
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### (library or tools, host or target), doing a dependency sort.
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# Subdirs will be configured in the order listed in build_configdirs,
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# configdirs, or target_configdirs; see the serialization section below.
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# Dependency sorting is only needed when *configuration* must be done in
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# a particular order. In all cases a dependency should be specified in
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# the Makefile, whether or not it's implicitly specified here.
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# Double entries in build_configdirs, configdirs, or target_configdirs may
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# cause circular dependencies and break everything horribly.
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# these library is used by various programs built for the build
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# environment
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#
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build_libs="build-libiberty"
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# these tools are built for the build environment
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build_tools="build-texinfo build-flex build-bison build-m4 build-fixincludes"
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# these libraries are used by various programs built for the host environment
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#
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host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libbacktrace libcpp libdecnumber gmp mpfr mpc isl cloog libelf libiconv"
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# these tools are built for the host environment
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# Note, the powerpc-eabi build depends on sim occurring before gdb in order to
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# know that we are building the simulator.
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# binutils, gas and ld appear in that order because it makes sense to run
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# "make check" in that particular order.
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# If --enable-gold is used, "gold" may replace "ld".
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host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gprof etc expect dejagnu m4 utils guile fastjar gnattools"
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# libgcj represents the runtime libraries only used by gcj.
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libgcj="target-libffi \
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target-zlib \
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target-libjava"
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# these libraries are built for the target environment, and are built after
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# the host libraries and the host tools (which may be a cross compiler)
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# Note that libiberty is not a target library.
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target_libraries="target-libgcc \
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target-libbacktrace \
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target-libgloss \
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target-newlib \
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target-libgomp \
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target-libatomic \
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target-libitm \
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target-libstdc++-v3 \
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target-libmudflap \
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target-libsanitizer \
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target-libssp \
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target-libquadmath \
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target-libgfortran \
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target-boehm-gc \
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${libgcj} \
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target-libobjc \
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target-libada \
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target-libgo"
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# these tools are built using the target libraries, and are intended to
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# run only in the target environment
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#
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# note: any program that *uses* libraries that are in the "target_libraries"
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# list belongs in this list.
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#
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target_tools="target-rda"
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################################################################################
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## All tools belong in one of the four categories, and are assigned above
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## We assign ${configdirs} this way to remove all embedded newlines. This
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## is important because configure will choke if they ever get through.
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## ${configdirs} is directories we build using the host tools.
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## ${target_configdirs} is directories we build using the target tools.
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configdirs=`echo ${host_libs} ${host_tools}`
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target_configdirs=`echo ${target_libraries} ${target_tools}`
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build_configdirs=`echo ${build_libs} ${build_tools}`
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m4_divert_text([PARSE_ARGS],
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[case $srcdir in
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*" "*)
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m4_pushdef([AS_MESSAGE_LOG_FD], [])dnl
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AC_MSG_ERROR([path to source, $srcdir, contains spaces])
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m4_popdef([AS_MESSAGE_LOG_FD])dnl
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;;
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esac
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ac_subdirs_all=`cd $srcdir && echo */configure | sed 's,/configure,,g'`
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])
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################################################################################
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srcname="gnu development package"
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# This gets set non-empty for some net releases of packages.
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appdirs=""
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# Define is_cross_compiler to save on calls to 'test'.
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is_cross_compiler=
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if test x"${host}" = x"${target}" ; then
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is_cross_compiler=no
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else
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is_cross_compiler=yes
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fi
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# Find the build and target subdir names.
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GCC_TOPLEV_SUBDIRS
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# Be sure to cover against remnants of an in-tree build.
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if test $srcdir != . && test -d $srcdir/host-${host_noncanonical}; then
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AC_MSG_ERROR([building out of tree but $srcdir contains host-${host_noncanonical}.
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Use a pristine source tree when building in a separate tree])
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fi
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# Skipdirs are removed silently.
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skipdirs=
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# Noconfigdirs are removed loudly.
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noconfigdirs=""
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use_gnu_ld=
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# Make sure we don't let GNU ld be added if we didn't want it.
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if test x$with_gnu_ld = xno ; then
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use_gnu_ld=no
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noconfigdirs="$noconfigdirs ld gold"
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fi
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use_gnu_as=
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# Make sure we don't let GNU as be added if we didn't want it.
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if test x$with_gnu_as = xno ; then
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use_gnu_as=no
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noconfigdirs="$noconfigdirs gas"
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fi
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use_included_zlib=
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# Make sure we don't let ZLIB be added if we didn't want it.
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if test x$with_system_zlib = xyes ; then
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use_included_zlib=no
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noconfigdirs="$noconfigdirs zlib"
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fi
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# some tools are so dependent upon X11 that if we're not building with X,
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# it's not even worth trying to configure, much less build, that tool.
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case ${with_x} in
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yes | "") ;; # the default value for this tree is that X11 is available
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no)
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skipdirs="${skipdirs} tk itcl libgui"
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# We won't be able to build gdbtk without X.
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enable_gdbtk=no
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;;
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*) echo "*** bad value \"${with_x}\" for -with-x flag; ignored" 1>&2 ;;
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esac
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# Some are only suitable for cross toolchains.
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# Remove these if host=target.
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cross_only="target-libgloss target-newlib target-opcodes"
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case $is_cross_compiler in
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no) skipdirs="${skipdirs} ${cross_only}" ;;
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esac
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# If both --with-headers and --with-libs are specified, default to
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# --without-newlib.
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if test x"${with_headers}" != x && test x"${with_headers}" != xno \
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&& test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
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if test x"${with_newlib}" = x ; then
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with_newlib=no
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fi
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fi
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# Recognize --with-newlib/--without-newlib.
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case ${with_newlib} in
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no) skipdirs="${skipdirs} target-newlib" ;;
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yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
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esac
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# Handle --enable-gold, --enable-ld.
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# --disable-gold [--enable-ld]
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# Build only ld. Default option.
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# --enable-gold [--enable-ld]
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# Build both gold and ld. Install gold as "ld.gold", install ld
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# as "ld.bfd" and "ld".
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# --enable-gold=default [--enable-ld]
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# Build both gold and ld. Install gold as "ld.gold" and "ld",
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# install ld as "ld.bfd".
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# --enable-gold[=default] --disable-ld
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# Build only gold, which is then installed as both "ld.gold" and "ld".
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# --enable-gold --enable-ld=default
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# Build both gold (installed as "ld.gold") and ld (installed as "ld"
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# and ld.bfd).
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# In other words, ld is default
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# --enable-gold=default --enable-ld=default
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# Error.
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default_ld=
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AC_ARG_ENABLE(gold,
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[AS_HELP_STRING([[--enable-gold[=ARG]]],
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[build gold @<:@ARG={default,yes,no}@:>@])],
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ENABLE_GOLD=$enableval,
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ENABLE_GOLD=no)
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case "${ENABLE_GOLD}" in
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yes|default)
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# Check for ELF target.
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is_elf=no
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case "${target}" in
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*-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
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| *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
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| *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \
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| *-*-solaris2* | *-*-nto* | *-*-nacl*)
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case "${target}" in
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*-*-linux*aout* | *-*-linux*oldld*)
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;;
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*)
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is_elf=yes
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;;
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esac
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esac
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if test "$is_elf" = "yes"; then
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# Check for target supported by gold.
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case "${target}" in
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i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* | tilegx*-*-*)
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configdirs="$configdirs gold"
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if test x${ENABLE_GOLD} = xdefault; then
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default_ld=gold
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fi
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ENABLE_GOLD=yes
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;;
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esac
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fi
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;;
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no)
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;;
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*)
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AC_MSG_ERROR([invalid --enable-gold argument])
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;;
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esac
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AC_ARG_ENABLE(ld,
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[AS_HELP_STRING([[--enable-ld[=ARG]]],
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[build ld @<:@ARG={default,yes,no}@:>@])],
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ENABLE_LD=$enableval,
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ENABLE_LD=yes)
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case "${ENABLE_LD}" in
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default)
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if test x${default_ld} != x; then
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AC_MSG_ERROR([either gold or ld can be the default ld])
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fi
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;;
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yes)
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;;
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no)
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if test x${ENABLE_GOLD} != xyes; then
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AC_MSG_WARN([neither ld nor gold are enabled])
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fi
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configdirs=`echo " ${configdirs} " | sed -e 's/ ld / /'`
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;;
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*)
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AC_MSG_ERROR([invalid --enable-ld argument])
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;;
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esac
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# Configure extra directories which are host specific
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case "${host}" in
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*-cygwin*)
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configdirs="$configdirs libtermcap" ;;
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esac
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|
|
# A target can indicate whether a language isn't supported for some reason.
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# Only spaces may be used in this macro; not newlines or tabs.
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unsupported_languages=
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# Remove more programs from consideration, based on the host or
|
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# target this usually means that a port of the program doesn't
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# exist yet.
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|
case "${host}" in
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i[[3456789]]86-*-msdosdjgpp*)
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noconfigdirs="$noconfigdirs tcl tk itcl"
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;;
|
|
esac
|
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|
|
|
|
AC_ARG_ENABLE(libquadmath,
|
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AS_HELP_STRING([--disable-libquadmath],
|
|
[do not build libquadmath directory]),
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ENABLE_LIBQUADMATH=$enableval,
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ENABLE_LIBQUADMATH=yes)
|
|
if test "${ENABLE_LIBQUADMATH}" = "no" ; then
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noconfigdirs="$noconfigdirs target-libquadmath"
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fi
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|
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AC_ARG_ENABLE(libquadmath-support,
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AS_HELP_STRING([--disable-libquadmath-support],
|
|
[disable libquadmath support for Fortran]),
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ENABLE_LIBQUADMATH_SUPPORT=$enableval,
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ENABLE_LIBQUADMATH_SUPPORT=yes)
|
|
enable_libquadmath_support=
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|
if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
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enable_libquadmath_support=no
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|
fi
|
|
|
|
|
|
AC_ARG_ENABLE(libada,
|
|
[AS_HELP_STRING([--enable-libada], [build libada directory])],
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|
ENABLE_LIBADA=$enableval,
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|
ENABLE_LIBADA=yes)
|
|
if test "${ENABLE_LIBADA}" != "yes" ; then
|
|
noconfigdirs="$noconfigdirs gnattools"
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|
fi
|
|
|
|
AC_ARG_ENABLE(libssp,
|
|
[AS_HELP_STRING([--enable-libssp], [build libssp directory])],
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|
ENABLE_LIBSSP=$enableval,
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|
ENABLE_LIBSSP=yes)
|
|
|
|
AC_ARG_ENABLE(libstdcxx,
|
|
AS_HELP_STRING([--disable-libstdcxx],
|
|
[do not build libstdc++-v3 directory]),
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|
ENABLE_LIBSTDCXX=$enableval,
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|
ENABLE_LIBSTDCXX=default)
|
|
[if test "${ENABLE_LIBSTDCXX}" = "no" ; then
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|
noconfigdirs="$noconfigdirs libstdc++-v3"
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|
fi]
|
|
|
|
# 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
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|
yes)
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|
# 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=
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;;
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|
no)
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|
# Make sure we get it printed in the list of not supported target libs.
|
|
# Don't disable libffi, though, other languages use it.
|
|
noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`"
|
|
# Clear libgcj_saved so that even if java is enabled libffi won't be
|
|
# built.
|
|
libgcj_saved=
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;;
|
|
esac
|
|
|
|
AC_ARG_ENABLE(static-libjava,
|
|
[AS_HELP_STRING([[--enable-static-libjava[=ARG]]],
|
|
[build static libjava @<:@default=no@:>@])],
|
|
ENABLE_STATIC_LIBJAVA=$enableval,
|
|
ENABLE_STATIC_LIBJAVA=no)
|
|
enable_static_libjava=
|
|
if test "${ENABLE_STATIC_LIBJAVA}" = "yes" ; then
|
|
enable_static_libjava=yes
|
|
fi
|
|
|
|
if test x$enable_static_libjava != xyes ; then
|
|
EXTRA_CONFIGARGS_LIBJAVA=--disable-static
|
|
fi
|
|
AC_SUBST(EXTRA_CONFIGARGS_LIBJAVA)
|
|
|
|
# Disable libmudflap on some systems.
|
|
if test x$enable_libmudflap = x ; then
|
|
case "${target}" in
|
|
*-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu)
|
|
# Enable libmudflap by default in GNU and friends.
|
|
;;
|
|
*-*-freebsd*)
|
|
# Enable libmudflap by default in FreeBSD.
|
|
;;
|
|
*)
|
|
# Disable it by default everywhere else.
|
|
noconfigdirs="$noconfigdirs target-libmudflap"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
# Disable libgomp on non POSIX hosted systems.
|
|
if test x$enable_libgomp = x ; then
|
|
# Enable libgomp by default on hosted POSIX systems.
|
|
case "${target}" in
|
|
*-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
|
|
;;
|
|
*-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*)
|
|
;;
|
|
*-*-solaris2* | *-*-hpux11*)
|
|
;;
|
|
*-*-darwin* | *-*-aix*)
|
|
;;
|
|
*)
|
|
noconfigdirs="$noconfigdirs target-libgomp"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
# Disable libatomic on unsupported systems.
|
|
if test -d ${srcdir}/libatomic; then
|
|
if test x$enable_libatomic = x; then
|
|
AC_MSG_CHECKING([for libatomic support])
|
|
if (srcdir=${srcdir}/libatomic; \
|
|
. ${srcdir}/configure.tgt; \
|
|
test -n "$UNSUPPORTED")
|
|
then
|
|
AC_MSG_RESULT([no])
|
|
noconfigdirs="$noconfigdirs target-libatomic"
|
|
else
|
|
AC_MSG_RESULT([yes])
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
# Disable libitm on unsupported systems.
|
|
if test -d ${srcdir}/libitm; then
|
|
if test x$enable_libitm = x; then
|
|
AC_MSG_CHECKING([for libitm support])
|
|
if (srcdir=${srcdir}/libitm; \
|
|
. ${srcdir}/configure.tgt; \
|
|
test -n "$UNSUPPORTED")
|
|
then
|
|
AC_MSG_RESULT([no])
|
|
noconfigdirs="$noconfigdirs target-libitm"
|
|
else
|
|
AC_MSG_RESULT([yes])
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
# Disable libsanitizer on unsupported systems.
|
|
if test -d ${srcdir}/libsanitizer; then
|
|
if test x$enable_libsanitizer = x; then
|
|
AC_MSG_CHECKING([for libsanitizer support])
|
|
if (srcdir=${srcdir}/libsanitizer; \
|
|
. ${srcdir}/configure.tgt; \
|
|
test -n "$UNSUPPORTED")
|
|
then
|
|
AC_MSG_RESULT([no])
|
|
noconfigdirs="$noconfigdirs target-libsanitizer"
|
|
else
|
|
AC_MSG_RESULT([yes])
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
# Disable libquadmath for some systems.
|
|
case "${target}" in
|
|
avr-*-*)
|
|
noconfigdirs="$noconfigdirs target-libquadmath"
|
|
;;
|
|
# libquadmath is unused on AIX and libquadmath build process use of
|
|
# LD_LIBRARY_PATH can break AIX bootstrap.
|
|
powerpc-*-aix* | rs6000-*-aix*)
|
|
noconfigdirs="$noconfigdirs target-libquadmath"
|
|
;;
|
|
esac
|
|
|
|
# Disable libssp for some systems.
|
|
case "${target}" in
|
|
avr-*-*)
|
|
# No hosted I/O support.
|
|
noconfigdirs="$noconfigdirs target-libssp"
|
|
;;
|
|
powerpc-*-aix* | rs6000-*-aix*)
|
|
noconfigdirs="$noconfigdirs target-libssp"
|
|
;;
|
|
rl78-*-*)
|
|
# libssp uses a misaligned load to trigger a fault, but the RL78
|
|
# doesn't fault for those - instead, it gives a build-time error
|
|
# for explicit misaligned loads.
|
|
noconfigdirs="$noconfigdirs target-libssp"
|
|
;;
|
|
esac
|
|
|
|
# Disable libstdc++-v3 for some systems.
|
|
# Allow user to override this if they pass --enable-libstdc++-v3
|
|
if test "${ENABLE_LIBSTDCXX}" = "default" ; then
|
|
case "${target}" in
|
|
*-*-vxworks*)
|
|
# VxWorks uses the Dinkumware C++ library.
|
|
noconfigdirs="$noconfigdirs target-libstdc++-v3"
|
|
;;
|
|
arm*-wince-pe*)
|
|
# the C++ libraries don't build on top of CE's C libraries
|
|
noconfigdirs="$noconfigdirs target-libstdc++-v3"
|
|
;;
|
|
avr-*-*)
|
|
noconfigdirs="$noconfigdirs target-libstdc++-v3"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
# Disable Fortran for some systems.
|
|
case "${target}" in
|
|
mmix-*-*)
|
|
# See <http://gcc.gnu.org/ml/gcc-patches/2004-11/msg00572.html>.
|
|
unsupported_languages="$unsupported_languages fortran"
|
|
;;
|
|
esac
|
|
|
|
# Disable Java if libffi is not supported.
|
|
case "${target}" in
|
|
aarch64-*-*)
|
|
;;
|
|
alpha*-*-*)
|
|
;;
|
|
arm*-*-*)
|
|
;;
|
|
cris-*-*)
|
|
;;
|
|
frv-*-*)
|
|
;;
|
|
hppa*-*-linux*)
|
|
;;
|
|
hppa*-*-hpux*)
|
|
;;
|
|
i?86-*-*)
|
|
;;
|
|
ia64*-*-*)
|
|
;;
|
|
m32r*-*-*)
|
|
;;
|
|
m68k-*-*)
|
|
;;
|
|
mips*-*-rtems*)
|
|
;;
|
|
mips*-*-linux*)
|
|
;;
|
|
powerpc*-*-linux*)
|
|
;;
|
|
powerpc-*-darwin*)
|
|
;;
|
|
powerpc-*-aix* | rs6000-*-aix*)
|
|
;;
|
|
powerpc-*-freebsd*)
|
|
;;
|
|
powerpc64-*-freebsd*)
|
|
;;
|
|
powerpc*-*-rtems*)
|
|
;;
|
|
s390-*-* | s390x-*-*)
|
|
;;
|
|
sh-*-* | sh[[34]]*-*-*)
|
|
;;
|
|
sh64-*-* | sh5*-*-*)
|
|
;;
|
|
sparc*-*-*)
|
|
;;
|
|
x86_64-*-*)
|
|
;;
|
|
*-*-*)
|
|
unsupported_languages="$unsupported_languages java"
|
|
;;
|
|
esac
|
|
|
|
# Disable Java, libgcj or related libraries for some systems.
|
|
case "${target}" in
|
|
powerpc-*-darwin*)
|
|
;;
|
|
i[[3456789]]86-*-darwin*)
|
|
;;
|
|
x86_64-*-darwin[[912]]*)
|
|
;;
|
|
*-*-darwin*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
*-*-netware*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
*-*-rtems*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
*-*-tpf*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
*-*-uclinux*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
*-*-vxworks*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
alpha*-*-*vms*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
arm-wince-pe)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
arm*-*-symbianelf*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
bfin-*-*)
|
|
noconfigdirs="$noconfigdirs target-boehm-gc"
|
|
;;
|
|
cris-*-* | crisv32-*-*)
|
|
unsupported_languages="$unsupported_languages java"
|
|
case "${target}" in
|
|
*-*-linux*)
|
|
;;
|
|
*) # See PR46792 regarding target-libffi.
|
|
noconfigdirs="$noconfigdirs target-libffi target-boehm-gc";;
|
|
esac
|
|
;;
|
|
hppa*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.
|
|
unsupported_languages="$unsupported_languages java"
|
|
;;
|
|
hppa*64*-*-hpux*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
hppa*-hp-hpux11*)
|
|
;;
|
|
hppa*-*-hpux*)
|
|
# According to Alexandre Oliva <aoliva@redhat.com>, libjava won't
|
|
# build on HP-UX 10.20.
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
ia64*-*-*vms*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
i[[3456789]]86-w64-mingw*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
i[[3456789]]86-*-mingw*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
x86_64-*-mingw*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
mmix-*-*)
|
|
noconfigdirs="$noconfigdirs target-libffi target-boehm-gc"
|
|
;;
|
|
powerpc-*-aix*)
|
|
# copied from rs6000-*-* entry
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
rs6000-*-aix*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
*-*-lynxos*)
|
|
noconfigdirs="$noconfigdirs ${libgcj}"
|
|
;;
|
|
esac
|
|
|
|
# Disable libgo for some systems where it is known to not work.
|
|
# For testing, you can easily override this with --enable-libgo.
|
|
if test x$enable_libgo = x; then
|
|
case "${target}" in
|
|
*-*-darwin*)
|
|
# PR 46986
|
|
noconfigdirs="$noconfigdirs target-libgo"
|
|
;;
|
|
*-*-cygwin* | *-*-mingw*)
|
|
noconfigdirs="$noconfigdirs target-libgo"
|
|
;;
|
|
*-*-aix*)
|
|
noconfigdirs="$noconfigdirs target-libgo"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
# Default libgloss CPU subdirectory.
|
|
libgloss_dir="$target_cpu"
|
|
|
|
case "${target}" in
|
|
sh*-*-pe|mips*-*-pe|*arm-wince-pe)
|
|
libgloss_dir=wince
|
|
;;
|
|
aarch64*-*-* )
|
|
libgloss_dir=aarch64
|
|
;;
|
|
arm*-*-*)
|
|
libgloss_dir=arm
|
|
;;
|
|
cris-*-* | crisv32-*-*)
|
|
libgloss_dir=cris
|
|
;;
|
|
hppa*-*-*)
|
|
libgloss_dir=pa
|
|
;;
|
|
i[[3456789]]86-*-*)
|
|
libgloss_dir=i386
|
|
;;
|
|
m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
|
|
libgloss_dir=m68hc11
|
|
;;
|
|
m68*-*-* | fido-*-*)
|
|
libgloss_dir=m68k
|
|
;;
|
|
mips*-*-*)
|
|
libgloss_dir=mips
|
|
;;
|
|
powerpc*-*-*)
|
|
libgloss_dir=rs6000
|
|
;;
|
|
sparc*-*-*)
|
|
libgloss_dir=sparc
|
|
;;
|
|
esac
|
|
|
|
# Disable newlib and libgloss for various target OSes.
|
|
case "${target}" in
|
|
alpha*-dec-osf*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
i[[3456789]]86-*-linux*)
|
|
# This section makes it possible to build newlib natively on linux.
|
|
# If we are using a cross compiler then don't configure newlib.
|
|
if test x${is_cross_compiler} != xno ; then
|
|
noconfigdirs="$noconfigdirs target-newlib"
|
|
fi
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
# If we are not using a cross compiler, do configure newlib.
|
|
# Note however, that newlib will only be configured in this situation
|
|
# if the --with-newlib option has been given, because otherwise
|
|
# 'target-newlib' will appear in skipdirs.
|
|
;;
|
|
i[[3456789]]86-*-rdos*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
sh*-*-pe|mips*-*-pe|arm-wince-pe)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
sparc-*-sunos4*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-aix*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-beos*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-chorusos)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-dragonfly*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-freebsd*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-lynxos*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-mingw*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-netbsd*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-netware*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-tpf*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-uclinux*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
*-*-vxworks*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
esac
|
|
|
|
case "${target}" in
|
|
*-*-chorusos)
|
|
;;
|
|
powerpc-*-darwin*)
|
|
noconfigdirs="$noconfigdirs ld gas gdb gprof"
|
|
noconfigdirs="$noconfigdirs sim target-rda"
|
|
;;
|
|
i[[3456789]]86-*-darwin*)
|
|
noconfigdirs="$noconfigdirs ld gprof"
|
|
noconfigdirs="$noconfigdirs sim target-rda"
|
|
;;
|
|
x86_64-*-darwin[[912]]*)
|
|
noconfigdirs="$noconfigdirs ld gas gprof"
|
|
noconfigdirs="$noconfigdirs sim target-rda"
|
|
;;
|
|
*-*-darwin*)
|
|
noconfigdirs="$noconfigdirs ld gas gdb gprof"
|
|
noconfigdirs="$noconfigdirs sim target-rda"
|
|
;;
|
|
*-*-dragonfly*)
|
|
;;
|
|
*-*-freebsd*)
|
|
if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
|
|
&& test -f /usr/local/include/gmp.h; then
|
|
with_gmp=/usr/local
|
|
fi
|
|
;;
|
|
*-*-kaos*)
|
|
# Remove unsupported stuff on all kaOS configurations.
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
*-*-netbsd*)
|
|
;;
|
|
*-*-netware*)
|
|
;;
|
|
*-*-rtems*)
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
# The tpf target doesn't support gdb yet.
|
|
*-*-tpf*)
|
|
noconfigdirs="$noconfigdirs gdb tcl tk libgui itcl"
|
|
;;
|
|
*-*-uclinux*)
|
|
noconfigdirs="$noconfigdirs target-rda"
|
|
;;
|
|
*-*-vxworks*)
|
|
;;
|
|
alpha*-dec-osf*)
|
|
# ld works, but does not support shared libraries.
|
|
# gas doesn't generate exception information.
|
|
noconfigdirs="$noconfigdirs gas ld"
|
|
;;
|
|
alpha*-*-*vms*)
|
|
noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss"
|
|
;;
|
|
alpha*-*-*)
|
|
# newlib is not 64 bit ready
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
sh*-*-pe|mips*-*-pe|*arm-wince-pe)
|
|
noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
|
|
;;
|
|
arc-*-*)
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
arm-*-pe*)
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
arm-*-riscix*)
|
|
noconfigdirs="$noconfigdirs ld target-libgloss"
|
|
;;
|
|
avr-*-rtems*)
|
|
;;
|
|
avr-*-*)
|
|
if test x${with_avrlibc} != xno; then
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
fi
|
|
;;
|
|
c4x-*-* | tic4x-*-*)
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
tic54x-*-*)
|
|
noconfigdirs="$noconfigdirs target-libgloss gdb"
|
|
;;
|
|
d10v-*-*)
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
d30v-*-*)
|
|
noconfigdirs="$noconfigdirs gdb"
|
|
;;
|
|
fr30-*-elf*)
|
|
noconfigdirs="$noconfigdirs gdb"
|
|
;;
|
|
moxie-*-*)
|
|
noconfigdirs="$noconfigdirs gprof"
|
|
;;
|
|
h8300*-*-*)
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
h8500-*-*)
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
hppa1.1-*-osf* | hppa1.1-*-bsd* )
|
|
;;
|
|
hppa*64*-*-linux*)
|
|
;;
|
|
hppa*-*-linux*)
|
|
;;
|
|
hppa*-*-*elf* | \
|
|
hppa*-*-lites* | \
|
|
hppa*-*-openbsd* | \
|
|
hppa*64*-*-*)
|
|
;;
|
|
hppa*-hp-hpux11*)
|
|
noconfigdirs="$noconfigdirs ld"
|
|
;;
|
|
hppa*-*-pro*)
|
|
;;
|
|
hppa*-*-*)
|
|
noconfigdirs="$noconfigdirs ld"
|
|
;;
|
|
i960-*-*)
|
|
noconfigdirs="$noconfigdirs gdb"
|
|
;;
|
|
ia64*-*-elf*)
|
|
# No gdb support yet.
|
|
noconfigdirs="$noconfigdirs readline libgui itcl gdb"
|
|
;;
|
|
ia64*-**-hpux*)
|
|
# No ld support yet.
|
|
noconfigdirs="$noconfigdirs libgui itcl ld"
|
|
;;
|
|
ia64*-*-*vms*)
|
|
# No ld support yet.
|
|
noconfigdirs="$noconfigdirs libgui itcl ld"
|
|
;;
|
|
i[[3456789]]86-w64-mingw*)
|
|
;;
|
|
i[[3456789]]86-*-mingw*)
|
|
target_configdirs="$target_configdirs target-winsup"
|
|
;;
|
|
*-*-cygwin*)
|
|
target_configdirs="$target_configdirs target-libtermcap target-winsup"
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
# always build newlib if winsup directory is present.
|
|
if test -d "$srcdir/winsup/cygwin"; then
|
|
skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
|
|
elif test -d "$srcdir/newlib"; then
|
|
echo "Warning: winsup/cygwin is missing so newlib can't be built."
|
|
fi
|
|
;;
|
|
i[[3456789]]86-*-pe)
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
i[[3456789]]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"
|
|
;;
|
|
i[[3456789]]86-*-sco*)
|
|
noconfigdirs="$noconfigdirs gprof target-libgloss"
|
|
;;
|
|
i[[3456789]]86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*)
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
i[[3456789]]86-*-sysv4*)
|
|
noconfigdirs="$noconfigdirs target-libgloss"
|
|
;;
|
|
i[[3456789]]86-*-beos*)
|
|
noconfigdirs="$noconfigdirs gdb"
|
|
;;
|
|
i[[3456789]]86-*-rdos*)
|
|
noconfigdirs="$noconfigdirs gdb"
|
|
;;
|
|
mmix-*-*)
|
|
noconfigdirs="$noconfigdirs gdb"
|
|
;;
|
|
mt-*-*)
|
|
noconfigdirs="$noconfigdirs sim"
|
|
;;
|
|
powerpc-*-aix*)
|
|
# copied from rs6000-*-* entry
|
|
noconfigdirs="$noconfigdirs gprof"
|
|
;;
|
|
powerpc*-*-winnt* | powerpc*-*-pe*)
|
|
target_configdirs="$target_configdirs target-winsup"
|
|
noconfigdirs="$noconfigdirs gdb tcl tk target-libgloss itcl"
|
|
# 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 tcl tk itcl"
|
|
;;
|
|
powerpc-*-beos*)
|
|
noconfigdirs="$noconfigdirs gdb"
|
|
;;
|
|
rs6000-*-lynxos*)
|
|
noconfigdirs="$noconfigdirs gprof"
|
|
;;
|
|
rs6000-*-aix*)
|
|
noconfigdirs="$noconfigdirs gprof"
|
|
;;
|
|
rs6000-*-*)
|
|
noconfigdirs="$noconfigdirs gprof"
|
|
;;
|
|
m68k-apollo-*)
|
|
noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss"
|
|
;;
|
|
microblaze*)
|
|
noconfigdirs="$noconfigdirs gprof"
|
|
;;
|
|
mips*-sde-elf* | mips*-mti-elf*)
|
|
if test x$with_newlib = xyes; then
|
|
noconfigdirs="$noconfigdirs gprof"
|
|
fi
|
|
;;
|
|
mips*-*-irix5*)
|
|
noconfigdirs="$noconfigdirs gprof target-libgloss"
|
|
;;
|
|
mips*-*-irix6*)
|
|
noconfigdirs="$noconfigdirs gprof target-libgloss"
|
|
;;
|
|
mips*-*-bsd*)
|
|
noconfigdirs="$noconfigdirs gprof target-libgloss"
|
|
;;
|
|
mips*-*-linux*)
|
|
;;
|
|
mips*-*-*)
|
|
noconfigdirs="$noconfigdirs gprof"
|
|
;;
|
|
sh-*-* | sh64-*-*)
|
|
case "${target}" in
|
|
sh*-*-elf)
|
|
;;
|
|
*)
|
|
noconfigdirs="$noconfigdirs target-libgloss" ;;
|
|
esac
|
|
;;
|
|
sparc-*-sunos4*)
|
|
if test x${is_cross_compiler} = xno ; then
|
|
use_gnu_ld=no
|
|
fi
|
|
;;
|
|
tic6x-*-*)
|
|
noconfigdirs="$noconfigdirs sim"
|
|
;;
|
|
tilepro-*-* | tilegx-*-*)
|
|
noconfigdirs="$noconfigdirs sim"
|
|
;;
|
|
v810-*-*)
|
|
noconfigdirs="$noconfigdirs bfd binutils gas gdb ld opcodes target-libgloss"
|
|
;;
|
|
vax-*-*)
|
|
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
|
|
;;
|
|
esac
|
|
|
|
# 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
|
|
|
|
# Work in distributions that contain no compiler tools, like Autoconf.
|
|
host_makefile_frag=/dev/null
|
|
if test -d ${srcdir}/config ; then
|
|
case "${host}" in
|
|
i[[3456789]]86-*-msdosdjgpp*)
|
|
host_makefile_frag="config/mh-djgpp"
|
|
;;
|
|
*-cygwin*)
|
|
ACX_CHECK_CYGWIN_CAT_WORKS
|
|
host_makefile_frag="config/mh-cygwin"
|
|
;;
|
|
*-mingw*)
|
|
host_makefile_frag="config/mh-mingw"
|
|
;;
|
|
hppa*-hp-hpux10*)
|
|
host_makefile_frag="config/mh-pa-hpux10"
|
|
;;
|
|
hppa*-hp-hpux*)
|
|
host_makefile_frag="config/mh-pa"
|
|
;;
|
|
hppa*-*)
|
|
host_makefile_frag="config/mh-pa"
|
|
;;
|
|
*-*-darwin*)
|
|
host_makefile_frag="config/mh-darwin"
|
|
;;
|
|
powerpc-*-aix*)
|
|
host_makefile_frag="config/mh-ppc-aix"
|
|
;;
|
|
rs6000-*-aix*)
|
|
host_makefile_frag="config/mh-ppc-aix"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
if test "${build}" != "${host}" ; then
|
|
AR_FOR_BUILD=${AR_FOR_BUILD-ar}
|
|
AS_FOR_BUILD=${AS_FOR_BUILD-as}
|
|
CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
|
|
CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
|
|
GCJ_FOR_BUILD=${GCJ_FOR_BUILD-gcj}
|
|
GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
|
|
GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
|
|
DLLTOOL_FOR_BUILD=${DLLTOOL_FOR_BUILD-dlltool}
|
|
LD_FOR_BUILD=${LD_FOR_BUILD-ld}
|
|
NM_FOR_BUILD=${NM_FOR_BUILD-nm}
|
|
RANLIB_FOR_BUILD=${RANLIB_FOR_BUILD-ranlib}
|
|
WINDRES_FOR_BUILD=${WINDRES_FOR_BUILD-windres}
|
|
WINDMC_FOR_BUILD=${WINDMC_FOR_BUILD-windmc}
|
|
else
|
|
AR_FOR_BUILD="\$(AR)"
|
|
AS_FOR_BUILD="\$(AS)"
|
|
CC_FOR_BUILD="\$(CC)"
|
|
CXX_FOR_BUILD="\$(CXX)"
|
|
GCJ_FOR_BUILD="\$(GCJ)"
|
|
GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
|
|
GOC_FOR_BUILD="\$(GOC)"
|
|
DLLTOOL_FOR_BUILD="\$(DLLTOOL)"
|
|
LD_FOR_BUILD="\$(LD)"
|
|
NM_FOR_BUILD="\$(NM)"
|
|
RANLIB_FOR_BUILD="\$(RANLIB)"
|
|
WINDRES_FOR_BUILD="\$(WINDRES)"
|
|
WINDMC_FOR_BUILD="\$(WINDMC)"
|
|
fi
|
|
|
|
AC_PROG_CC
|
|
AC_PROG_CXX
|
|
|
|
# We must set the default linker to the linker used by gcc for the correct
|
|
# operation of libtool. If LD is not defined and we are using gcc, try to
|
|
# set the LD default to the ld used by gcc.
|
|
if test -z "$LD"; then
|
|
if test "$GCC" = yes; then
|
|
case $build in
|
|
*-*-mingw*)
|
|
gcc_prog_ld=`$CC -print-prog-name=ld 2>&1 | tr -d '\015'` ;;
|
|
*)
|
|
gcc_prog_ld=`$CC -print-prog-name=ld 2>&1` ;;
|
|
esac
|
|
case $gcc_prog_ld in
|
|
# Accept absolute paths.
|
|
[[\\/]* | [A-Za-z]:[\\/]*)]
|
|
LD="$gcc_prog_ld" ;;
|
|
esac
|
|
fi
|
|
fi
|
|
|
|
# Check whether -static-libstdc++ -static-libgcc is supported.
|
|
have_static_libs=no
|
|
if test "$GCC" = yes; then
|
|
saved_LDFLAGS="$LDFLAGS"
|
|
|
|
LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc"
|
|
AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc])
|
|
AC_LANG_PUSH(C++)
|
|
AC_LINK_IFELSE([
|
|
#if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5)
|
|
#error -static-libstdc++ not implemented
|
|
#endif
|
|
int main() {}],
|
|
[AC_MSG_RESULT([yes]); have_static_libs=yes],
|
|
[AC_MSG_RESULT([no])])
|
|
AC_LANG_POP(C++)
|
|
|
|
LDFLAGS="$saved_LDFLAGS"
|
|
fi
|
|
|
|
ACX_PROG_GNAT
|
|
ACX_PROG_CMP_IGNORE_INITIAL
|
|
|
|
AC_ARG_ENABLE([bootstrap],
|
|
[AS_HELP_STRING([--enable-bootstrap],
|
|
[enable bootstrapping @<:@yes if native build@:>@])],,
|
|
enable_bootstrap=default)
|
|
|
|
# Issue errors and warnings for invalid/strange bootstrap combinations.
|
|
if test -r $srcdir/gcc/configure; then
|
|
have_compiler=yes
|
|
else
|
|
have_compiler=no
|
|
fi
|
|
|
|
case "$have_compiler:$host:$target:$enable_bootstrap" in
|
|
*:*:*:no) ;;
|
|
|
|
# Default behavior. Enable bootstrap if we have a compiler
|
|
# and we are in a native configuration.
|
|
yes:$build:$build:default)
|
|
enable_bootstrap=yes ;;
|
|
|
|
*:*:*:default)
|
|
enable_bootstrap=no ;;
|
|
|
|
# We have a compiler and we are in a native configuration, bootstrap is ok
|
|
yes:$build:$build:yes)
|
|
;;
|
|
|
|
# Other configurations, but we have a compiler. Assume the user knows
|
|
# what he's doing.
|
|
yes:*:*:yes)
|
|
AC_MSG_WARN([trying to bootstrap a cross compiler])
|
|
;;
|
|
|
|
# No compiler: if they passed --enable-bootstrap explicitly, fail
|
|
no:*:*:yes)
|
|
AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
|
|
|
|
# Fail if wrong command line
|
|
*)
|
|
AC_MSG_ERROR([invalid option for --enable-bootstrap])
|
|
;;
|
|
esac
|
|
|
|
# Used for setting $lt_cv_objdir
|
|
_LT_CHECK_OBJDIR
|
|
|
|
# Check for GMP, MPFR and MPC
|
|
gmplibs="-lmpc -lmpfr -lgmp"
|
|
gmpinc=
|
|
have_gmp=no
|
|
|
|
# Specify a location for mpc
|
|
# check for this first so it ends up on the link line before mpfr.
|
|
AC_ARG_WITH(mpc,
|
|
[AS_HELP_STRING([--with-mpc=PATH],
|
|
[specify prefix directory for installed MPC package.
|
|
Equivalent to --with-mpc-include=PATH/include
|
|
plus --with-mpc-lib=PATH/lib])])
|
|
AC_ARG_WITH(mpc-include,
|
|
[AS_HELP_STRING([--with-mpc-include=PATH],
|
|
[specify directory for installed MPC include files])])
|
|
AC_ARG_WITH(mpc-lib,
|
|
[AS_HELP_STRING([--with-mpc-lib=PATH],
|
|
[specify directory for the installed MPC library])])
|
|
|
|
if test "x$with_mpc" != x; then
|
|
gmplibs="-L$with_mpc/lib $gmplibs"
|
|
gmpinc="-I$with_mpc/include $gmpinc"
|
|
fi
|
|
if test "x$with_mpc_include" != x; then
|
|
gmpinc="-I$with_mpc_include $gmpinc"
|
|
fi
|
|
if test "x$with_mpc_lib" != x; then
|
|
gmplibs="-L$with_mpc_lib $gmplibs"
|
|
fi
|
|
if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
|
|
gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
|
|
gmpinc='-I$$s/mpc/src '"$gmpinc"
|
|
# Do not test the mpc version. Assume that it is sufficient, since
|
|
# it is in the source tree, and the library has not been built yet
|
|
# but it would be included on the link line in the version check below
|
|
# hence making the test fail.
|
|
have_gmp=yes
|
|
fi
|
|
|
|
# Specify a location for mpfr
|
|
# check for this first so it ends up on the link line before gmp.
|
|
AC_ARG_WITH(mpfr-dir,
|
|
[AS_HELP_STRING([--with-mpfr-dir=PATH], [this option has been REMOVED])],
|
|
[AC_MSG_ERROR([The --with-mpfr-dir=PATH option has been removed.
|
|
Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH])])
|
|
|
|
AC_ARG_WITH(mpfr,
|
|
[AS_HELP_STRING([--with-mpfr=PATH],
|
|
[specify prefix directory for installed MPFR package.
|
|
Equivalent to --with-mpfr-include=PATH/include
|
|
plus --with-mpfr-lib=PATH/lib])])
|
|
AC_ARG_WITH(mpfr-include,
|
|
[AS_HELP_STRING([--with-mpfr-include=PATH],
|
|
[specify directory for installed MPFR include files])])
|
|
AC_ARG_WITH(mpfr-lib,
|
|
[AS_HELP_STRING([--with-mpfr-lib=PATH],
|
|
[specify directory for the installed MPFR library])])
|
|
|
|
if test "x$with_mpfr" != x; then
|
|
gmplibs="-L$with_mpfr/lib $gmplibs"
|
|
gmpinc="-I$with_mpfr/include $gmpinc"
|
|
fi
|
|
if test "x$with_mpfr_include" != x; then
|
|
gmpinc="-I$with_mpfr_include $gmpinc"
|
|
fi
|
|
if test "x$with_mpfr_lib" != x; then
|
|
gmplibs="-L$with_mpfr_lib $gmplibs"
|
|
fi
|
|
if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
|
|
# MPFR v3.1.0 moved the sources into a src sub-directory.
|
|
if test -d ${srcdir}/mpfr/src; then
|
|
gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir $gmplibs"
|
|
gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr/src -I$$s/mpfr/src '"$gmpinc"
|
|
extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr/src --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/src/'"$lt_cv_objdir"
|
|
else
|
|
gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
|
|
gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
|
|
extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
|
|
fi
|
|
# Do not test the mpfr version. Assume that it is sufficient, since
|
|
# it is in the source tree, and the library has not been built yet
|
|
# but it would be included on the link line in the version check below
|
|
# hence making the test fail.
|
|
have_gmp=yes
|
|
fi
|
|
|
|
# Specify a location for gmp
|
|
AC_ARG_WITH(gmp-dir,
|
|
[AS_HELP_STRING([--with-gmp-dir=PATH], [this option has been REMOVED])],
|
|
[AC_MSG_ERROR([The --with-gmp-dir=PATH option has been removed.
|
|
Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH])])
|
|
|
|
AC_ARG_WITH(gmp,
|
|
[AS_HELP_STRING([--with-gmp=PATH],
|
|
[specify prefix directory for the installed GMP package.
|
|
Equivalent to --with-gmp-include=PATH/include
|
|
plus --with-gmp-lib=PATH/lib])])
|
|
AC_ARG_WITH(gmp-include,
|
|
[AS_HELP_STRING([--with-gmp-include=PATH],
|
|
[specify directory for installed GMP include files])])
|
|
AC_ARG_WITH(gmp-lib,
|
|
[AS_HELP_STRING([--with-gmp-lib=PATH],
|
|
[specify directory for the installed GMP library])])
|
|
|
|
|
|
if test "x$with_gmp" != x; then
|
|
gmplibs="-L$with_gmp/lib $gmplibs"
|
|
gmpinc="-I$with_gmp/include $gmpinc"
|
|
fi
|
|
if test "x$with_gmp_include" != x; then
|
|
gmpinc="-I$with_gmp_include $gmpinc"
|
|
fi
|
|
if test "x$with_gmp_lib" != x; then
|
|
gmplibs="-L$with_gmp_lib $gmplibs"
|
|
fi
|
|
if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
|
|
gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
|
|
gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
|
|
extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
|
|
extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
|
|
extra_isl_gmp_configure_flags='--with-gmp-builddir=$$r/$(HOST_SUBDIR)/gmp'
|
|
# Do not test the gmp version. Assume that it is sufficient, since
|
|
# it is in the source tree, and the library has not been built yet
|
|
# but it would be included on the link line in the version check below
|
|
# hence making the test fail.
|
|
have_gmp=yes
|
|
fi
|
|
|
|
if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
|
|
have_gmp=yes
|
|
saved_CFLAGS="$CFLAGS"
|
|
CFLAGS="$CFLAGS $gmpinc"
|
|
# Check for the recommended and required versions of GMP.
|
|
AC_MSG_CHECKING([for the correct version of gmp.h])
|
|
AC_TRY_COMPILE([#include "gmp.h"],[
|
|
#define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
|
|
#define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
|
|
#if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,3)
|
|
choke me
|
|
#endif
|
|
], [AC_TRY_COMPILE([#include <gmp.h>],[
|
|
#define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
|
|
#define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
|
|
#if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
|
|
choke me
|
|
#endif
|
|
], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
|
|
[AC_MSG_RESULT([no]); have_gmp=no])
|
|
|
|
# If we have GMP, check the MPFR version.
|
|
if test x"$have_gmp" = xyes; then
|
|
# Check for the recommended and required versions of MPFR.
|
|
AC_MSG_CHECKING([for the correct version of mpfr.h])
|
|
AC_TRY_COMPILE([#include <gmp.h>
|
|
#include <mpfr.h>],[
|
|
#if MPFR_VERSION < MPFR_VERSION_NUM(2,4,0)
|
|
choke me
|
|
#endif
|
|
], [AC_TRY_COMPILE([#include <gmp.h>
|
|
#include <mpfr.h>],[
|
|
#if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
|
|
choke me
|
|
#endif
|
|
], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
|
|
[AC_MSG_RESULT([no]); have_gmp=no])
|
|
fi
|
|
|
|
# Check for the MPC header version.
|
|
if test x"$have_gmp" = xyes ; then
|
|
# Check for the recommended and required versions of MPC.
|
|
AC_MSG_CHECKING([for the correct version of mpc.h])
|
|
AC_TRY_COMPILE([#include <mpc.h>],[
|
|
#if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
|
|
choke me
|
|
#endif
|
|
], [AC_TRY_COMPILE([#include <mpc.h>],[
|
|
#if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
|
|
choke me
|
|
#endif
|
|
], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
|
|
[AC_MSG_RESULT([no]); have_gmp=no])
|
|
fi
|
|
|
|
# Now check the MPFR library.
|
|
if test x"$have_gmp" = xyes; then
|
|
saved_LIBS="$LIBS"
|
|
LIBS="$LIBS $gmplibs"
|
|
AC_MSG_CHECKING([for the correct version of the gmp/mpfr/mpc libraries])
|
|
AC_TRY_LINK([#include <mpc.h>],[
|
|
mpfr_t n;
|
|
mpfr_t x;
|
|
mpc_t c;
|
|
int t;
|
|
mpfr_init (n);
|
|
mpfr_init (x);
|
|
mpfr_atan2 (n, n, x, GMP_RNDN);
|
|
mpfr_erfc (n, x, GMP_RNDN);
|
|
mpfr_subnormalize (x, t, GMP_RNDN);
|
|
mpfr_clear(n);
|
|
mpfr_clear(x);
|
|
mpc_init2 (c, 53);
|
|
mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
|
|
mpc_cosh (c, c, MPC_RNDNN);
|
|
mpc_pow (c, c, c, MPC_RNDNN);
|
|
mpc_acosh (c, c, MPC_RNDNN);
|
|
mpc_clear (c);
|
|
], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
|
|
LIBS="$saved_LIBS"
|
|
fi
|
|
|
|
CFLAGS="$saved_CFLAGS"
|
|
|
|
# The library versions listed in the error message below should match
|
|
# the HARD-minimums enforced above.
|
|
if test x$have_gmp != xyes; then
|
|
AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+.
|
|
Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
|
|
their locations. Source code for these libraries can be found at
|
|
their respective hosting sites as well as at
|
|
ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
|
|
http://gcc.gnu.org/install/prerequisites.html for additional info. If
|
|
you obtained GMP, MPFR and/or MPC from a vendor distribution package,
|
|
make sure that you have installed both the libraries and the header
|
|
files. They may be located in separate packages.])
|
|
fi
|
|
fi
|
|
|
|
# Flags needed for both GMP, MPFR and/or MPC.
|
|
AC_SUBST(gmplibs)
|
|
AC_SUBST(gmpinc)
|
|
AC_SUBST(extra_mpfr_configure_flags)
|
|
AC_SUBST(extra_mpc_gmp_configure_flags)
|
|
AC_SUBST(extra_mpc_mpfr_configure_flags)
|
|
AC_SUBST(extra_isl_gmp_configure_flags)
|
|
|
|
# Allow host libstdc++ to be specified for static linking with PPL.
|
|
AC_ARG_WITH(host-libstdcxx,
|
|
[AS_HELP_STRING([--with-host-libstdcxx=L],
|
|
[use linker arguments L to link with libstdc++
|
|
when linking with PPL])])
|
|
|
|
case $with_host_libstdcxx in
|
|
no|yes)
|
|
AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
|
|
;;
|
|
esac
|
|
|
|
# Libraries to use for stage1 or when not bootstrapping.
|
|
AC_ARG_WITH(stage1-libs,
|
|
[AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])],
|
|
[if test "$withval" = "no" -o "$withval" = "yes"; then
|
|
stage1_libs=
|
|
else
|
|
stage1_libs=$withval
|
|
fi],
|
|
[stage1_libs=$with_host_libstdcxx])
|
|
AC_SUBST(stage1_libs)
|
|
|
|
# Linker flags to use for stage1 or when not bootstrapping.
|
|
AC_ARG_WITH(stage1-ldflags,
|
|
[AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])],
|
|
[if test "$withval" = "no" -o "$withval" = "yes"; then
|
|
stage1_ldflags=
|
|
else
|
|
stage1_ldflags=$withval
|
|
fi],
|
|
[stage1_ldflags=
|
|
# In stage 1, default to linking libstdc++ and libgcc statically with GCC
|
|
# if supported. But if the user explicitly specified the libraries to use,
|
|
# trust that they are doing what they want.
|
|
if test "$stage1_libs" = "" -a "$have_static_libs" = yes; then
|
|
stage1_ldflags="-static-libstdc++ -static-libgcc"
|
|
fi])
|
|
AC_SUBST(stage1_ldflags)
|
|
|
|
# Libraries to use for stage2 and later builds. This defaults to the
|
|
# argument passed to --with-host-libstdcxx.
|
|
AC_ARG_WITH(boot-libs,
|
|
[AS_HELP_STRING([--with-boot-libs=LIBS], [libraries for stage2 and later])],
|
|
[if test "$withval" = "no" -o "$withval" = "yes"; then
|
|
poststage1_libs=
|
|
else
|
|
poststage1_libs=$withval
|
|
fi],
|
|
[poststage1_libs=$with_host_libstdcxx])
|
|
AC_SUBST(poststage1_libs)
|
|
|
|
# Linker flags to use for stage2 and later builds.
|
|
AC_ARG_WITH(boot-ldflags,
|
|
[AS_HELP_STRING([--with-boot-ldflags=FLAGS],
|
|
[linker flags for stage2 and later])],
|
|
[if test "$withval" = "no" -o "$withval" = "yes"; then
|
|
poststage1_ldflags=
|
|
else
|
|
poststage1_ldflags=$withval
|
|
fi],
|
|
[poststage1_ldflags=
|
|
# In stages 2 and 3, default to linking libstdc++ and libgcc
|
|
# statically. But if the user explicitly specified the libraries to
|
|
# use, trust that they are doing what they want.
|
|
if test "$poststage1_libs" = ""; then
|
|
poststage1_ldflags="-static-libstdc++ -static-libgcc"
|
|
fi])
|
|
AC_SUBST(poststage1_ldflags)
|
|
|
|
# GCC GRAPHITE dependences, ISL and CLOOG which in turn requires ISL.
|
|
# Basic setup is inlined here, actual checks are in config/cloog.m4 and
|
|
# config/isl.m4
|
|
|
|
AC_ARG_WITH(cloog,
|
|
[AS_HELP_STRING(
|
|
[--with-cloog=PATH],
|
|
[Specify prefix directory for the installed CLooG-ISL package.
|
|
Equivalent to --with-cloog-include=PATH/include
|
|
plus --with-cloog-lib=PATH/lib])])
|
|
AC_ARG_WITH(isl,
|
|
[AS_HELP_STRING(
|
|
[--with-isl=PATH],
|
|
[Specify prefix directory for the installed ISL package.
|
|
Equivalent to --with-isl-include=PATH/include
|
|
plus --with-isl-lib=PATH/lib])])
|
|
|
|
# Treat either --without-cloog or --without-isl as a request to disable
|
|
# GRAPHITE support and skip all following checks.
|
|
if test "x$with_isl" != "xno" &&
|
|
test "x$with_cloog" != "xno"; then
|
|
# Check for ISL
|
|
dnl Provide configure switches and initialize islinc & isllibs
|
|
dnl with user input.
|
|
ISL_INIT_FLAGS
|
|
dnl The versions of ISL that work for Graphite
|
|
ISL_CHECK_VERSION(0,10)
|
|
if test "${gcc_cv_isl}" = no ; then
|
|
ISL_CHECK_VERSION(0,11)
|
|
fi
|
|
dnl Only execute fail-action, if ISL has been requested.
|
|
ISL_IF_FAILED([
|
|
AC_MSG_ERROR([Unable to find a usable ISL. See config.log for details.])])
|
|
|
|
if test "x$gcc_cv_isl" != "xno"; then
|
|
# Check for CLOOG
|
|
dnl Provide configure switches and initialize clooginc & clooglibs
|
|
dnl with user input.
|
|
CLOOG_INIT_FLAGS
|
|
dnl The versions of CLooG that work for Graphite.
|
|
CLOOG_CHECK_VERSION(0,17,0)
|
|
if test "${gcc_cv_cloog}" = no ; then
|
|
CLOOG_CHECK_VERSION(0,18,0)
|
|
fi
|
|
|
|
dnl Only execute fail-action, if CLooG has been requested.
|
|
CLOOG_IF_FAILED([
|
|
AC_MSG_ERROR([Unable to find a usable CLooG. See config.log for details.])])
|
|
fi
|
|
fi
|
|
|
|
# If either the ISL or the CLooG check failed, disable builds of in-tree
|
|
# variants of both
|
|
if test "x$with_isl" = xno ||
|
|
test "x$with_cloog" = xno ||
|
|
test "x$gcc_cv_cloog" = xno ||
|
|
test "x$gcc_cv_isl" = xno; then
|
|
noconfigdirs="$noconfigdirs cloog isl"
|
|
islinc=
|
|
clooginc=
|
|
clooglibs=
|
|
fi
|
|
|
|
AC_SUBST(islinc)
|
|
AC_SUBST(clooglibs)
|
|
AC_SUBST(clooginc)
|
|
|
|
|
|
# Check for LTO support.
|
|
AC_ARG_ENABLE(lto,
|
|
[AS_HELP_STRING([--enable-lto], [enable link time optimization support])],
|
|
enable_lto=$enableval,
|
|
enable_lto=yes; default_enable_lto=yes)
|
|
|
|
ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always.
|
|
build_lto_plugin=yes
|
|
],[if test x"$default_enable_lto" = x"yes" ; then
|
|
case $target in
|
|
*-apple-darwin9* | *-cygwin* | *-mingw*) ;;
|
|
# On other non-ELF platforms, LTO has yet to be validated.
|
|
*) enable_lto=no ;;
|
|
esac
|
|
else
|
|
# Apart from ELF platforms, only Windows and Darwin support LTO so far.
|
|
# It would also be nice to check the binutils support, but we don't
|
|
# have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
|
|
# warn during gcc/ subconfigure; unless you're bootstrapping with
|
|
# -flto it won't be needed until after installation anyway.
|
|
case $target in
|
|
*-cygwin* | *-mingw* | *-apple-darwin*) ;;
|
|
*) if test x"$enable_lto" = x"yes"; then
|
|
AC_MSG_ERROR([LTO support is not enabled for this target.])
|
|
fi
|
|
;;
|
|
esac
|
|
fi
|
|
# Among non-ELF, only Windows platforms support the lto-plugin so far.
|
|
# Build it unless LTO was explicitly disabled.
|
|
case $target in
|
|
*-cygwin* | *-mingw*) build_lto_plugin=$enable_lto ;;
|
|
*) ;;
|
|
esac
|
|
])
|
|
|
|
|
|
# By default, C and C++ are the only stage 1 languages.
|
|
stage1_languages=,c,
|
|
|
|
# Target libraries that we bootstrap.
|
|
bootstrap_target_libs=,target-libgcc,
|
|
|
|
# Figure out what language subdirectories are present.
|
|
# Look if the user specified --enable-languages="..."; if not, use
|
|
# the environment variable $LANGUAGES if defined. $LANGUAGES might
|
|
# go away some day.
|
|
# NB: embedded tabs in this IF block -- do not untabify
|
|
if test -d ${srcdir}/gcc; then
|
|
if test x"${enable_languages+set}" != xset; then
|
|
if test x"${LANGUAGES+set}" = xset; then
|
|
enable_languages="${LANGUAGES}"
|
|
echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
|
|
else
|
|
enable_languages=all
|
|
fi
|
|
else
|
|
if test x"${enable_languages}" = x ||
|
|
test x"${enable_languages}" = xyes;
|
|
then
|
|
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/,$//'`
|
|
|
|
# 'f95' is the old name for the 'fortran' language. We issue a warning
|
|
# and make the substitution.
|
|
case ,${enable_languages}, in
|
|
*,f95,*)
|
|
echo configure.in: warning: 'f95' as language name is deprecated, use 'fortran' instead 1>&2
|
|
enable_languages=`echo "${enable_languages}" | sed -e 's/f95/fortran/g'`
|
|
;;
|
|
esac
|
|
|
|
# If bootstrapping, C++ must be enabled.
|
|
case ",$enable_languages,:$enable_bootstrap" in
|
|
*,c++,*:*) ;;
|
|
*:yes)
|
|
if test -f ${srcdir}/gcc/cp/config-lang.in; then
|
|
enable_languages="${enable_languages},c++"
|
|
else
|
|
AC_MSG_ERROR([bootstrapping requires c++ sources])
|
|
fi
|
|
;;
|
|
esac
|
|
|
|
# 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_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
|
|
case ${lang_frag} in
|
|
..) ;;
|
|
# The odd quoting in the next line works around
|
|
# an apparent bug in bash 1.12 on linux.
|
|
${srcdir}/gcc/[[*]]/config-lang.in) ;;
|
|
*)
|
|
# From the config-lang.in, get $language, $lang_requires, and
|
|
# $lang_requires_boot_languages.
|
|
language=
|
|
lang_requires=
|
|
lang_requires_boot_languages=
|
|
. ${lang_frag}
|
|
for other in ${lang_requires} ${lang_requires_boot_languages}; do
|
|
case ,${enable_languages}, in
|
|
*,$other,*) ;;
|
|
*,all,*) ;;
|
|
*,$language,*)
|
|
echo " \`$other' language required by \`$language'; enabling" 1>&2
|
|
enable_languages="${enable_languages},${other}"
|
|
;;
|
|
esac
|
|
done
|
|
for other in ${lang_requires_boot_languages} ; do
|
|
if test "$other" != "c"; then
|
|
case ,${enable_stage1_languages}, in
|
|
*,$other,*) ;;
|
|
*,all,*) ;;
|
|
*)
|
|
case ,${enable_languages}, in
|
|
*,$language,*)
|
|
echo " '$other' language required by '$language' in stage 1; enabling" 1>&2
|
|
enable_stage1_languages="$enable_stage1_languages,${other}"
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
fi
|
|
done
|
|
;;
|
|
esac
|
|
done
|
|
|
|
new_enable_languages=,c,
|
|
|
|
# If LTO is enabled, add the LTO front end.
|
|
extra_host_libiberty_configure_flags=
|
|
if test "$enable_lto" = "yes" ; then
|
|
case ,${enable_languages}, in
|
|
*,lto,*) ;;
|
|
*) enable_languages="${enable_languages},lto" ;;
|
|
esac
|
|
if test "${build_lto_plugin}" = "yes" ; then
|
|
configdirs="$configdirs lto-plugin"
|
|
extra_host_libiberty_configure_flags=--enable-shared
|
|
fi
|
|
fi
|
|
AC_SUBST(extra_host_libiberty_configure_flags)
|
|
|
|
missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
|
|
potential_languages=,c,
|
|
|
|
enabled_target_libs=
|
|
disabled_target_libs=
|
|
|
|
for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
|
|
case ${lang_frag} in
|
|
..) ;;
|
|
# The odd quoting in the next line works around
|
|
# an apparent bug in bash 1.12 on linux.
|
|
${srcdir}/gcc/[[*]]/config-lang.in) ;;
|
|
*)
|
|
# From the config-lang.in, get $language, $target_libs,
|
|
# $lang_dirs, $boot_language, and $build_by_default
|
|
language=
|
|
target_libs=
|
|
lang_dirs=
|
|
subdir_requires=
|
|
boot_language=no
|
|
build_by_default=yes
|
|
. ${lang_frag}
|
|
if test x${language} = x; then
|
|
echo "${lang_frag} doesn't set \$language." 1>&2
|
|
exit 1
|
|
fi
|
|
|
|
if test "$language" = "c++"; then
|
|
boot_language=yes
|
|
fi
|
|
|
|
add_this_lang=no
|
|
case ,${enable_languages}, in
|
|
*,${language},*)
|
|
# Language was explicitly selected; include it
|
|
# unless it is C, which is enabled by default.
|
|
if test "$language" != "c"; then
|
|
add_this_lang=yes
|
|
fi
|
|
;;
|
|
*,all,*)
|
|
# 'all' was selected, select it if it is a default language
|
|
if test "$language" != "c"; then
|
|
add_this_lang=${build_by_default}
|
|
fi
|
|
;;
|
|
esac
|
|
|
|
# Disable languages that need other directories if these aren't available.
|
|
for i in $subdir_requires; do
|
|
test -f "$srcdir/gcc/$i/config-lang.in" && continue
|
|
case ,${enable_languages}, in
|
|
*,${language},*)
|
|
# Specifically requested language; tell them.
|
|
AC_MSG_ERROR([The gcc/$i directory contains parts of $language but is missing])
|
|
;;
|
|
*)
|
|
# Silently disable.
|
|
add_this_lang=unsupported
|
|
;;
|
|
esac
|
|
done
|
|
|
|
# Disable Ada if no preexisting GNAT is available.
|
|
case ,${enable_languages},:${language}:${have_gnat} in
|
|
*,${language},*:ada:no)
|
|
# Specifically requested language; tell them.
|
|
AC_MSG_ERROR([GNAT is required to build $language])
|
|
;;
|
|
*:ada:no)
|
|
# Silently disable.
|
|
add_this_lang=unsupported
|
|
;;
|
|
esac
|
|
|
|
# Disable a language that is unsupported by the target.
|
|
case " $unsupported_languages " in
|
|
*" $language "*)
|
|
add_this_lang=unsupported
|
|
;;
|
|
esac
|
|
|
|
case $add_this_lang in
|
|
unsupported)
|
|
# Remove language-dependent dirs.
|
|
disabled_target_libs="$disabled_target_libs $target_libs"
|
|
noconfigdirs="$noconfigdirs $lang_dirs"
|
|
;;
|
|
no)
|
|
# Remove language-dependent dirs; still show language as supported.
|
|
disabled_target_libs="$disabled_target_libs $target_libs"
|
|
noconfigdirs="$noconfigdirs $lang_dirs"
|
|
potential_languages="${potential_languages}${language},"
|
|
;;
|
|
yes)
|
|
new_enable_languages="${new_enable_languages}${language},"
|
|
potential_languages="${potential_languages}${language},"
|
|
missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
|
|
enabled_target_libs="$enabled_target_libs $target_libs"
|
|
case "${boot_language}:,$enable_stage1_languages," in
|
|
yes:* | *:*,$language,* | *:*,yes, | *:*,all,)
|
|
# Add to (comma-separated) list of stage 1 languages.
|
|
case ",$stage1_languages," in
|
|
*,$language,* | ,yes, | ,all,) ;;
|
|
*) stage1_languages="${stage1_languages}${language}," ;;
|
|
esac
|
|
# We need to bootstrap any supporting libraries.
|
|
bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
done
|
|
|
|
# Add target libraries which are only needed for disabled languages
|
|
# to noconfigdirs.
|
|
if test -n "$disabled_target_libs"; then
|
|
for dir in $disabled_target_libs; do
|
|
case " $enabled_target_libs " in
|
|
*" ${dir} "*) ;;
|
|
*) noconfigdirs="$noconfigdirs $dir" ;;
|
|
esac
|
|
done
|
|
fi
|
|
|
|
AC_ARG_ENABLE(stage1-languages,
|
|
[AS_HELP_STRING([[--enable-stage1-languages[=all]]],
|
|
[choose additional languages to build during
|
|
stage1. Mostly useful for compiler development])],
|
|
[case ,${enable_stage1_languages}, in
|
|
,no,|,,)
|
|
# Set it to something that will have no effect in the loop below
|
|
enable_stage1_languages=c ;;
|
|
,yes,)
|
|
enable_stage1_languages=`echo $new_enable_languages | \
|
|
sed -e "s/^,//" -e "s/,$//" ` ;;
|
|
*,all,*)
|
|
enable_stage1_languages=`echo ,$enable_stage1_languages, | \
|
|
sed -e "s/,all,/$new_enable_languages/" -e "s/^,//" -e "s/,$//" ` ;;
|
|
esac
|
|
|
|
# Add "good" languages from enable_stage1_languages to stage1_languages,
|
|
# while "bad" languages go in missing_languages. Leave no duplicates.
|
|
for i in `echo $enable_stage1_languages | sed 's/,/ /g' `; do
|
|
case $potential_languages in
|
|
*,$i,*)
|
|
case $stage1_languages in
|
|
*,$i,*) ;;
|
|
*) stage1_languages="$stage1_languages$i," ;;
|
|
esac ;;
|
|
*)
|
|
case $missing_languages in
|
|
*,$i,*) ;;
|
|
*) missing_languages="$missing_languages$i," ;;
|
|
esac ;;
|
|
esac
|
|
done])
|
|
|
|
# Remove leading/trailing commas that were added for simplicity
|
|
potential_languages=`echo "$potential_languages" | sed -e "s/^,//" -e "s/,$//"`
|
|
missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
|
|
stage1_languages=`echo "$stage1_languages" | sed -e "s/^,//" -e "s/,$//"`
|
|
new_enable_languages=`echo "$new_enable_languages" | sed -e "s/^,//" -e "s/,$//"`
|
|
|
|
if test "x$missing_languages" != x; then
|
|
AC_MSG_ERROR([
|
|
The following requested languages could not be built: ${missing_languages}
|
|
Supported languages are: ${potential_languages}])
|
|
fi
|
|
if test "x$new_enable_languages" != "x$enable_languages"; then
|
|
echo The following languages will be built: ${new_enable_languages}
|
|
enable_languages="$new_enable_languages"
|
|
fi
|
|
|
|
AC_SUBST(stage1_languages)
|
|
ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
|
|
fi
|
|
|
|
# Handle --disable-<component> generically.
|
|
for dir in $configdirs $build_configdirs $target_configdirs ; do
|
|
dirname=`echo $dir | sed -e s/target-//g -e s/build-//g -e s/-/_/g`
|
|
varname=`echo $dirname | sed -e s/+/_/g`
|
|
if eval test x\${enable_${varname}} "=" xno ; then
|
|
noconfigdirs="$noconfigdirs $dir"
|
|
fi
|
|
done
|
|
|
|
# Check for Boehm's garbage collector
|
|
AC_ARG_ENABLE(objc-gc,
|
|
[AS_HELP_STRING([--enable-objc-gc],
|
|
[enable use of Boehm's garbage collector with the
|
|
GNU Objective-C runtime])],
|
|
[case ,${enable_languages},:${enable_objc_gc}:${noconfigdirs} in
|
|
*,objc,*:*:yes:*target-boehm-gc*)
|
|
AC_MSG_ERROR([Boehm's garbage collector was requested yet not supported in this configuration])
|
|
;;
|
|
esac])
|
|
|
|
# Make sure we only build Boehm's garbage collector if required.
|
|
case ,${enable_languages},:${enable_objc_gc} in
|
|
*,objc,*:yes)
|
|
# Keep target-boehm-gc if requested for Objective-C.
|
|
;;
|
|
*)
|
|
# Otherwise remove target-boehm-gc depending on target-libjava.
|
|
if echo " ${noconfigdirs} " | grep "target-libjava" >/dev/null 2>&1; then
|
|
noconfigdirs="$noconfigdirs target-boehm-gc"
|
|
fi
|
|
;;
|
|
esac
|
|
|
|
# Disable libitm and libsanitizer if we're not building C++
|
|
case ,${enable_languages}, in
|
|
*,c++,*) ;;
|
|
*)
|
|
noconfigdirs="$noconfigdirs target-libitm target-libsanitizer"
|
|
;;
|
|
esac
|
|
|
|
# Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
|
|
# $build_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 -e s/build-//g`
|
|
if test $dir != . && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
|
|
configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
|
|
if test -r $srcdir/$dirname/configure ; then
|
|
if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
|
|
true
|
|
else
|
|
notsupp="$notsupp $dir"
|
|
fi
|
|
fi
|
|
fi
|
|
if test $dir != . && echo " ${build_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
|
|
build_configdirs=`echo " ${build_configdirs} " | sed -e "s/ ${dir} / /"`
|
|
if test -r $srcdir/$dirname/configure ; then
|
|
if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
|
|
true
|
|
else
|
|
notsupp="$notsupp $dir"
|
|
fi
|
|
fi
|
|
fi
|
|
if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
|
|
target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
|
|
if test -r $srcdir/$dirname/configure ; then
|
|
if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
|
|
true
|
|
else
|
|
notsupp="$notsupp $dir"
|
|
fi
|
|
fi
|
|
fi
|
|
done
|
|
|
|
# Quietly strip out all directories which aren't configurable in this tree.
|
|
# This relies on all configurable subdirectories being autoconfiscated, which
|
|
# is now the case.
|
|
build_configdirs_all="$build_configdirs"
|
|
build_configdirs=
|
|
for i in ${build_configdirs_all} ; do
|
|
j=`echo $i | sed -e s/build-//g`
|
|
if test -f ${srcdir}/$j/configure ; then
|
|
build_configdirs="${build_configdirs} $i"
|
|
fi
|
|
done
|
|
|
|
configdirs_all="$configdirs"
|
|
configdirs=
|
|
for i in ${configdirs_all} ; do
|
|
if test -f ${srcdir}/$i/configure ; then
|
|
configdirs="${configdirs} $i"
|
|
fi
|
|
done
|
|
|
|
target_configdirs_all="$target_configdirs"
|
|
target_configdirs=
|
|
for i in ${target_configdirs_all} ; do
|
|
j=`echo $i | sed -e s/target-//g`
|
|
if test -f ${srcdir}/$j/configure ; then
|
|
target_configdirs="${target_configdirs} $i"
|
|
fi
|
|
done
|
|
|
|
# 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 test -n "${notsupp}" && test -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 test -n "$appdirs" ; then
|
|
for dir in $appdirs ; do
|
|
if test -r $dir/Makefile.in ; then
|
|
if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
|
|
appdirs=""
|
|
break
|
|
fi
|
|
if echo " ${target_configdirs} " | grep " target-${dir} " >/dev/null 2>&1; then
|
|
appdirs=""
|
|
break
|
|
fi
|
|
fi
|
|
done
|
|
if test -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
|
|
|
|
case "$host" in
|
|
*msdosdjgpp*)
|
|
enable_gdbtk=no ;;
|
|
esac
|
|
|
|
# To find our prefix, in gcc_cv_tool_prefix.
|
|
ACX_TOOL_DIRS
|
|
|
|
copy_dirs=
|
|
|
|
AC_ARG_WITH([build-sysroot],
|
|
[AS_HELP_STRING([--with-build-sysroot=SYSROOT],
|
|
[use sysroot as the system root during the build])],
|
|
[if test x"$withval" != x ; then
|
|
SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
|
|
fi],
|
|
[SYSROOT_CFLAGS_FOR_TARGET=])
|
|
AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
|
|
|
|
AC_ARG_WITH([debug-prefix-map],
|
|
[AS_HELP_STRING([--with-debug-prefix-map='A=B C=D ...'],
|
|
[map A to B, C to D ... in debug information])],
|
|
[if test x"$withval" != x; then
|
|
DEBUG_PREFIX_CFLAGS_FOR_TARGET=
|
|
for debug_map in $withval; do
|
|
DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
|
|
done
|
|
fi],
|
|
[DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
|
|
AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
|
|
|
|
# During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
|
|
# might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
|
|
# might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
|
|
# We want to ensure that TARGET libraries (which we know are built with
|
|
# gcc) are built with "-O2 -g", so include those options when setting
|
|
# CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
|
|
if test "x$CFLAGS_FOR_TARGET" = x; then
|
|
CFLAGS_FOR_TARGET=$CFLAGS
|
|
case " $CFLAGS " in
|
|
*" -O2 "*) ;;
|
|
*) CFLAGS_FOR_TARGET="-O2 $CFLAGS_FOR_TARGET" ;;
|
|
esac
|
|
case " $CFLAGS " in
|
|
*" -g "* | *" -g3 "*) ;;
|
|
*) CFLAGS_FOR_TARGET="-g $CFLAGS_FOR_TARGET" ;;
|
|
esac
|
|
fi
|
|
AC_SUBST(CFLAGS_FOR_TARGET)
|
|
|
|
if test "x$CXXFLAGS_FOR_TARGET" = x; then
|
|
CXXFLAGS_FOR_TARGET=$CXXFLAGS
|
|
case " $CXXFLAGS " in
|
|
*" -O2 "*) ;;
|
|
*) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS_FOR_TARGET" ;;
|
|
esac
|
|
case " $CXXFLAGS " in
|
|
*" -g "* | *" -g3 "*) ;;
|
|
*) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS_FOR_TARGET" ;;
|
|
esac
|
|
fi
|
|
AC_SUBST(CXXFLAGS_FOR_TARGET)
|
|
|
|
AC_SUBST(LDFLAGS_FOR_TARGET)
|
|
|
|
# Handle --with-headers=XXX. If the value is not "yes", the contents of
|
|
# the named directory are copied to $(tooldir)/sys-include.
|
|
if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
|
|
if test x${is_cross_compiler} = xno ; then
|
|
echo 1>&2 '***' --with-headers is only supported when cross compiling
|
|
exit 1
|
|
fi
|
|
if test x"${with_headers}" != xyes ; then
|
|
x=${gcc_cv_tool_prefix}
|
|
copy_dirs="${copy_dirs} ${with_headers} $x/${target_noncanonical}/sys-include"
|
|
fi
|
|
fi
|
|
|
|
# Handle --with-libs=XXX. If the value is not "yes", the contents of
|
|
# the name directories are copied to $(tooldir)/lib. Multiple directories
|
|
# are permitted.
|
|
if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
|
|
if test x${is_cross_compiler} = xno ; then
|
|
echo 1>&2 '***' --with-libs is only supported when cross compiling
|
|
exit 1
|
|
fi
|
|
if test x"${with_libs}" != xyes ; then
|
|
# Copy the libraries in reverse order, so that files in the first named
|
|
# library override files in subsequent libraries.
|
|
x=${gcc_cv_tool_prefix}
|
|
for l in ${with_libs}; do
|
|
copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
|
|
done
|
|
fi
|
|
fi
|
|
|
|
# Set with_gnu_as, with_gnu_ld, and with_system_zlib 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. Similarly, if
|
|
# the default is to use the included zlib and you don't want to do that,
|
|
# you should use the --with-system-zlib option for the configure script.
|
|
|
|
if test x${use_gnu_as} = x &&
|
|
echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
|
|
with_gnu_as=yes
|
|
extra_host_args="$extra_host_args --with-gnu-as"
|
|
fi
|
|
|
|
if test x${use_gnu_ld} = x &&
|
|
echo " ${configdirs} " | egrep " (go)?ld " > /dev/null 2>&1 ; then
|
|
with_gnu_ld=yes
|
|
extra_host_args="$extra_host_args --with-gnu-ld"
|
|
fi
|
|
|
|
if test x${use_included_zlib} = x &&
|
|
echo " ${configdirs} " | grep " zlib " > /dev/null 2>&1 ; then
|
|
:
|
|
else
|
|
with_system_zlib=yes
|
|
extra_host_args="$extra_host_args --with-system-zlib"
|
|
fi
|
|
|
|
# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
|
|
# can detect this case.
|
|
|
|
if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
|
|
with_newlib=yes
|
|
extra_host_args="$extra_host_args --with-newlib"
|
|
fi
|
|
|
|
# Handle ${copy_dirs}
|
|
set fnord ${copy_dirs}
|
|
shift
|
|
while test $# != 0 ; do
|
|
if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
|
|
:
|
|
else
|
|
echo Copying $1 to $2
|
|
|
|
# Use the install script to create the directory and all required
|
|
# parent directories.
|
|
if test -d $2 ; then
|
|
:
|
|
else
|
|
echo >config.temp
|
|
${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
|
|
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 -)
|
|
|
|
# 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.
|
|
|
|
echo $1 > $2/COPIED
|
|
fi
|
|
shift; shift
|
|
done
|
|
|
|
# Determine a target-dependent exec_prefix that the installed
|
|
# gcc will search in. Keep this list sorted by triplet, with
|
|
# the *-*-osname triplets last.
|
|
md_exec_prefix=
|
|
case "${target}" in
|
|
i[[34567]]86-pc-msdosdjgpp*)
|
|
md_exec_prefix=/dev/env/DJDIR/bin
|
|
;;
|
|
*-*-hpux* | \
|
|
*-*-nto-qnx* | \
|
|
*-*-solaris2*)
|
|
md_exec_prefix=/usr/ccs/bin
|
|
;;
|
|
esac
|
|
|
|
extra_arflags_for_target=
|
|
extra_nmflags_for_target=
|
|
extra_ranlibflags_for_target=
|
|
target_makefile_frag=/dev/null
|
|
case "${target}" in
|
|
spu-*-*)
|
|
target_makefile_frag="config/mt-spu"
|
|
;;
|
|
mips*-sde-elf* | mips*-mti-elf*)
|
|
target_makefile_frag="config/mt-sde"
|
|
;;
|
|
mipsisa*-*-elfoabi*)
|
|
target_makefile_frag="config/mt-mips-elfoabi"
|
|
;;
|
|
mips*-*-*linux* | mips*-*-gnu*)
|
|
target_makefile_frag="config/mt-mips-gnu"
|
|
;;
|
|
*-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
|
|
target_makefile_frag="config/mt-gnu"
|
|
;;
|
|
*-*-aix4.[[3456789]]* | *-*-aix[[56789]].*)
|
|
# nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm
|
|
# commands to handle both 32-bit and 64-bit objects. These flags are
|
|
# harmless if we're using GNU nm or ar.
|
|
extra_arflags_for_target=" -X32_64"
|
|
extra_nmflags_for_target=" -B -X32_64"
|
|
;;
|
|
esac
|
|
|
|
alphaieee_frag=/dev/null
|
|
case $target in
|
|
alpha*-*-*)
|
|
# This just makes sure to use the -mieee option to build target libs.
|
|
# This should probably be set individually by each library.
|
|
alphaieee_frag="config/mt-alphaieee"
|
|
;;
|
|
esac
|
|
|
|
# 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.
|
|
ospace_frag=/dev/null
|
|
case "${enable_target_optspace}:${target}" in
|
|
yes:*)
|
|
ospace_frag="config/mt-ospace"
|
|
;;
|
|
:d30v-*)
|
|
ospace_frag="config/mt-d30v"
|
|
;;
|
|
:m32r-* | :d10v-* | :fr30-*)
|
|
ospace_frag="config/mt-ospace"
|
|
;;
|
|
no:* | :*)
|
|
;;
|
|
*)
|
|
echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
|
|
;;
|
|
esac
|
|
|
|
# Some systems (e.g., one of the i386-aix systems the gas testers are
|
|
# using) don't handle "\$" correctly, so don't use it here.
|
|
tooldir='${exec_prefix}'/${target_noncanonical}
|
|
build_tooldir=${tooldir}
|
|
|
|
# Create a .gdbinit file which runs the one in srcdir
|
|
# and tells GDB to look there for source files.
|
|
|
|
if test -r ${srcdir}/.gdbinit ; then
|
|
case ${srcdir} in
|
|
.) ;;
|
|
*) cat > ./.gdbinit <<EOF
|
|
# ${NO_EDIT}
|
|
dir ${srcdir}
|
|
dir .
|
|
source ${srcdir}/.gdbinit
|
|
EOF
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
# Make sure that the compiler is able to generate an executable. 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.
|
|
we_are_ok=no
|
|
echo "int main () { return 0; }" > conftest.c
|
|
${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
|
|
if test $? = 0 ; then
|
|
if test -s conftest || test -s conftest.exe ; then
|
|
we_are_ok=yes
|
|
fi
|
|
fi
|
|
case $we_are_ok in
|
|
no)
|
|
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
|
|
;;
|
|
esac
|
|
rm -f conftest*
|
|
|
|
# Decide which environment variable is used to find dynamic libraries.
|
|
case "${host}" in
|
|
*-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
|
|
*-*-darwin*) RPATH_ENVVAR=DYLD_LIBRARY_PATH ;;
|
|
*-*-mingw* | *-*-cygwin ) RPATH_ENVVAR=PATH ;;
|
|
*) RPATH_ENVVAR=LD_LIBRARY_PATH ;;
|
|
esac
|
|
|
|
# On systems where the dynamic library environment variable is PATH,
|
|
# gcc/ will put dynamic libraries into a subdirectory to avoid adding
|
|
# built executables to PATH.
|
|
if test "$RPATH_ENVVAR" = PATH; then
|
|
GCC_SHLIB_SUBDIR=/shlib
|
|
else
|
|
GCC_SHLIB_SUBDIR=
|
|
fi
|
|
|
|
# Record target_configdirs and the configure arguments for target and
|
|
# build configuration in Makefile.
|
|
target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
|
|
build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
|
|
|
|
# If we are building libgomp, bootstrap it.
|
|
if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
|
|
bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
|
|
fi
|
|
|
|
# If we are building libsanitizer, bootstrap it.
|
|
if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1 ; then
|
|
bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer,
|
|
fi
|
|
|
|
# Determine whether gdb needs tk/tcl or not.
|
|
# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
|
|
# and in that case we want gdb to be built without tk. Ugh!
|
|
# In fact I believe gdb is the *only* package directly dependent on tk,
|
|
# so we should be able to put the 'maybe's in unconditionally and
|
|
# leave out the maybe dependencies when enable_gdbtk is false. I'm not
|
|
# 100% sure that that's safe though.
|
|
|
|
gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
|
|
case "$enable_gdbtk" in
|
|
no)
|
|
GDB_TK="" ;;
|
|
yes)
|
|
GDB_TK="${gdb_tk}" ;;
|
|
*)
|
|
# Only add the dependency on gdbtk when GDBtk is part of the gdb
|
|
# distro. Eventually someone will fix this and move Insight, nee
|
|
# gdbtk to a separate directory.
|
|
if test -d ${srcdir}/gdb/gdbtk ; then
|
|
GDB_TK="${gdb_tk}"
|
|
else
|
|
GDB_TK=""
|
|
fi
|
|
;;
|
|
esac
|
|
CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
|
|
INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
|
|
|
|
# Strip out unwanted targets.
|
|
|
|
# While at that, we remove Makefiles if we were started for recursive
|
|
# configuration, so that the top-level Makefile reconfigures them,
|
|
# like we used to do when configure itself was recursive.
|
|
|
|
# Loop over modules. We used to use the "$extrasub" feature from Autoconf
|
|
# but now we're fixing up the Makefile ourselves with the additional
|
|
# commands passed to AC_CONFIG_FILES. Use separate variables
|
|
# extrasub-{build,host,target} not because there is any reason to split
|
|
# the substitutions up that way, but only to remain below the limit of
|
|
# 99 commands in a script, for HP-UX sed.
|
|
# Do not nest @if/@endif pairs, because configure will not warn you at all.
|
|
|
|
case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in
|
|
yes:yes:*\ gold\ *:*,c++,*) ;;
|
|
yes:yes:*\ gold\ *:*)
|
|
AC_MSG_ERROR([in a combined tree, bootstrapping with --enable-gold requires c++ in stage1_languages])
|
|
;;
|
|
esac
|
|
|
|
# Adjust the toplevel makefile according to whether bootstrap was selected.
|
|
case $enable_bootstrap in
|
|
yes)
|
|
bootstrap_suffix=bootstrap
|
|
BUILD_CONFIG=bootstrap-debug
|
|
;;
|
|
no)
|
|
bootstrap_suffix=no-bootstrap
|
|
BUILD_CONFIG=
|
|
;;
|
|
esac
|
|
|
|
AC_MSG_CHECKING(for default BUILD_CONFIG)
|
|
|
|
AC_ARG_WITH([build-config],
|
|
[AS_HELP_STRING([--with-build-config='NAME NAME2...'],
|
|
[use config/NAME.mk build configuration])],
|
|
[case $with_build_config in
|
|
yes) with_build_config= ;;
|
|
no) with_build_config= BUILD_CONFIG= ;;
|
|
esac])
|
|
|
|
if test "x${with_build_config}" != x; then
|
|
BUILD_CONFIG=$with_build_config
|
|
else
|
|
case $BUILD_CONFIG in
|
|
bootstrap-debug)
|
|
if echo "int f (void) { return 0; }" > conftest.c &&
|
|
${CC} -c conftest.c &&
|
|
mv conftest.o conftest.o.g0 &&
|
|
${CC} -c -g conftest.c &&
|
|
mv conftest.o conftest.o.g &&
|
|
${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
|
|
:
|
|
else
|
|
BUILD_CONFIG=
|
|
fi
|
|
rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
|
|
;;
|
|
esac
|
|
fi
|
|
AC_MSG_RESULT($BUILD_CONFIG)
|
|
AC_SUBST(BUILD_CONFIG)
|
|
|
|
extrasub_build=
|
|
for module in ${build_configdirs} ; do
|
|
if test -z "${no_recursion}" \
|
|
&& test -f ${build_subdir}/${module}/Makefile; then
|
|
echo 1>&2 "*** removing ${build_subdir}/${module}/Makefile to force reconfigure"
|
|
rm -f ${build_subdir}/${module}/Makefile
|
|
fi
|
|
extrasub_build="$extrasub_build
|
|
/^@if build-$module\$/d
|
|
/^@endif build-$module\$/d
|
|
/^@if build-$module-$bootstrap_suffix\$/d
|
|
/^@endif build-$module-$bootstrap_suffix\$/d"
|
|
done
|
|
extrasub_host=
|
|
for module in ${configdirs} ; do
|
|
if test -z "${no_recursion}"; then
|
|
for file in stage*-${module}/Makefile prev-${module}/Makefile ${module}/Makefile; do
|
|
if test -f ${file}; then
|
|
echo 1>&2 "*** removing ${file} to force reconfigure"
|
|
rm -f ${file}
|
|
fi
|
|
done
|
|
fi
|
|
extrasub_host="$extrasub_host
|
|
/^@if $module\$/d
|
|
/^@endif $module\$/d
|
|
/^@if $module-$bootstrap_suffix\$/d
|
|
/^@endif $module-$bootstrap_suffix\$/d"
|
|
done
|
|
extrasub_target=
|
|
for module in ${target_configdirs} ; do
|
|
if test -z "${no_recursion}" \
|
|
&& test -f ${target_subdir}/${module}/Makefile; then
|
|
echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
|
|
rm -f ${target_subdir}/${module}/Makefile
|
|
fi
|
|
|
|
# We only bootstrap target libraries listed in bootstrap_target_libs.
|
|
case $bootstrap_target_libs in
|
|
*,target-$module,*) target_bootstrap_suffix=$bootstrap_suffix ;;
|
|
*) target_bootstrap_suffix=no-bootstrap ;;
|
|
esac
|
|
|
|
extrasub_target="$extrasub_target
|
|
/^@if target-$module\$/d
|
|
/^@endif target-$module\$/d
|
|
/^@if target-$module-$target_bootstrap_suffix\$/d
|
|
/^@endif target-$module-$target_bootstrap_suffix\$/d"
|
|
done
|
|
|
|
# Do the final fixup along with target modules.
|
|
extrasub_target="$extrasub_target
|
|
/^@if /,/^@endif /d"
|
|
|
|
# Create the serialization dependencies. This uses a temporary file.
|
|
|
|
AC_ARG_ENABLE([serial-configure],
|
|
[AS_HELP_STRING([[--enable-serial-[{host,target,build}-]configure]],
|
|
[force sequential configuration of
|
|
sub-packages for the host, target or build
|
|
machine, or all sub-packages])])
|
|
|
|
case ${enable_serial_configure} in
|
|
yes)
|
|
enable_serial_build_configure=yes
|
|
enable_serial_host_configure=yes
|
|
enable_serial_target_configure=yes
|
|
;;
|
|
esac
|
|
|
|
# These force 'configure's to be done one at a time, to avoid problems
|
|
# with contention over a shared config.cache.
|
|
rm -f serdep.tmp
|
|
echo '# serdep.tmp' > serdep.tmp
|
|
olditem=
|
|
test "x${enable_serial_build_configure}" = xyes &&
|
|
for item in ${build_configdirs} ; do
|
|
case ${olditem} in
|
|
"") ;;
|
|
*) echo "configure-build-${item}: configure-build-${olditem}" >> serdep.tmp ;;
|
|
esac
|
|
olditem=${item}
|
|
done
|
|
olditem=
|
|
test "x${enable_serial_host_configure}" = xyes &&
|
|
for item in ${configdirs} ; do
|
|
case ${olditem} in
|
|
"") ;;
|
|
*) echo "configure-${item}: configure-${olditem}" >> serdep.tmp ;;
|
|
esac
|
|
olditem=${item}
|
|
done
|
|
olditem=
|
|
test "x${enable_serial_target_configure}" = xyes &&
|
|
for item in ${target_configdirs} ; do
|
|
case ${olditem} in
|
|
"") ;;
|
|
*) echo "configure-target-${item}: configure-target-${olditem}" >> serdep.tmp ;;
|
|
esac
|
|
olditem=${item}
|
|
done
|
|
serialization_dependencies=serdep.tmp
|
|
AC_SUBST_FILE(serialization_dependencies)
|
|
|
|
# Base args. Strip norecursion, cache-file, srcdir, host, build,
|
|
# target, nonopt, and variable assignments. These are the ones we
|
|
# might not want to pass down to subconfigures. The exception being
|
|
# --cache-file=/dev/null, which is used to turn off the use of cache
|
|
# files altogether, and which should be passed on to subconfigures.
|
|
# Also strip program-prefix, program-suffix, and program-transform-name,
|
|
# so that we can pass down a consistent program-transform-name.
|
|
baseargs=
|
|
tbaseargs=
|
|
keep_next=no
|
|
skip_next=no
|
|
eval "set -- $ac_configure_args"
|
|
for ac_arg
|
|
do
|
|
if test X"$skip_next" = X"yes"; then
|
|
skip_next=no
|
|
continue
|
|
fi
|
|
if test X"$keep_next" = X"yes"; then
|
|
case $ac_arg in
|
|
*\'*)
|
|
ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
|
|
esac
|
|
baseargs="$baseargs '$ac_arg'"
|
|
tbaseargs="$tbaseargs '$ac_arg'"
|
|
keep_next=no
|
|
continue
|
|
fi
|
|
|
|
# Handle separated arguments. Based on the logic generated by
|
|
# autoconf 2.59.
|
|
case $ac_arg in
|
|
*=* | --config-cache | -C | -disable-* | --disable-* \
|
|
| -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
|
|
| -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
|
|
| -with-* | --with-* | -without-* | --without-* | --x)
|
|
separate_arg=no
|
|
;;
|
|
-*)
|
|
separate_arg=yes
|
|
;;
|
|
*)
|
|
separate_arg=no
|
|
;;
|
|
esac
|
|
|
|
skip_targ=no
|
|
case $ac_arg in
|
|
changequote(,)
|
|
--with-* | --without-*)
|
|
libopt=`echo "$ac_arg" | sed -e 's,^--[^-_]*[-_],,' -e 's,=.*$,,'`
|
|
|
|
case $libopt in
|
|
*[-_]include)
|
|
lib=`echo "$libopt" | sed 's,[-_]include$,,'`
|
|
;;
|
|
*[-_]lib)
|
|
lib=`echo "$libopt" | sed 's,[-_]lib$,,'`
|
|
;;
|
|
*)
|
|
lib=$libopt
|
|
;;
|
|
esac
|
|
changequote([,])
|
|
|
|
case $lib in
|
|
mpc | mpfr | gmp | cloog)
|
|
# If we're processing --with-$lib, --with-$lib-include or
|
|
# --with-$lib-lib, for one of the libs above, and target is
|
|
# different from host, don't pass the current argument to any
|
|
# target library's configure.
|
|
if test x$is_cross_compiler = xyes; then
|
|
skip_targ=yes
|
|
fi
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
|
|
case "$ac_arg" in
|
|
--cache-file=/dev/null | \
|
|
-cache-file=/dev/null )
|
|
# Handled here to avoid the test to skip args below.
|
|
baseargs="$baseargs '$ac_arg'"
|
|
tbaseargs="$tbaseargs '$ac_arg'"
|
|
# Assert: $separate_arg should always be no.
|
|
keep_next=$separate_arg
|
|
;;
|
|
--no*)
|
|
continue
|
|
;;
|
|
--c* | \
|
|
--sr* | \
|
|
--ho* | \
|
|
--bu* | \
|
|
--t* | \
|
|
--program-* | \
|
|
-cache_file* | \
|
|
-srcdir* | \
|
|
-host* | \
|
|
-build* | \
|
|
-target* | \
|
|
-program-prefix* | \
|
|
-program-suffix* | \
|
|
-program-transform-name* )
|
|
skip_next=$separate_arg
|
|
continue
|
|
;;
|
|
-*)
|
|
# An option. Add it.
|
|
case $ac_arg in
|
|
*\'*)
|
|
ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
|
|
esac
|
|
baseargs="$baseargs '$ac_arg'"
|
|
if test X"$skip_targ" = Xno; then
|
|
tbaseargs="$tbaseargs '$ac_arg'"
|
|
fi
|
|
keep_next=$separate_arg
|
|
;;
|
|
*)
|
|
# Either a variable assignment, or a nonopt (triplet). Don't
|
|
# pass it down; let the Makefile handle this.
|
|
continue
|
|
;;
|
|
esac
|
|
done
|
|
# Remove the initial space we just introduced and, as these will be
|
|
# expanded by make, quote '$'.
|
|
baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
|
|
|
|
# Add in --program-transform-name, after --program-prefix and
|
|
# --program-suffix have been applied to it. Autoconf has already
|
|
# doubled dollar signs and backslashes in program_transform_name; we want
|
|
# the backslashes un-doubled, and then the entire thing wrapped in single
|
|
# quotes, because this will be expanded first by make and then by the shell.
|
|
# Also, because we want to override the logic in subdir configure scripts to
|
|
# choose program_transform_name, replace any s,x,x, with s,y,y,.
|
|
sed -e "s,\\\\\\\\,\\\\,g; s,','\\\\'',g; s/s,x,x,/s,y,y,/" <<EOF_SED > conftestsed.out
|
|
${program_transform_name}
|
|
EOF_SED
|
|
gcc_transform_name=`cat conftestsed.out`
|
|
rm -f conftestsed.out
|
|
baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
|
|
tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'"
|
|
if test "$silent" = yes; then
|
|
baseargs="$baseargs --silent"
|
|
tbaseargs="$tbaseargs --silent"
|
|
fi
|
|
baseargs="$baseargs --disable-option-checking"
|
|
tbaseargs="$tbaseargs --disable-option-checking"
|
|
|
|
# Record and document user additions to sub configure arguments.
|
|
AC_ARG_VAR([build_configargs],
|
|
[additional configure arguments for build directories])
|
|
AC_ARG_VAR([host_configargs],
|
|
[additional configure arguments for host directories])
|
|
AC_ARG_VAR([target_configargs],
|
|
[additional configure arguments for target directories])
|
|
|
|
# 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.
|
|
build_configargs="$build_configargs --cache-file=../config.cache ${baseargs}"
|
|
|
|
# For host modules, accept cache file option, or specification as blank.
|
|
case "${cache_file}" in
|
|
"") # empty
|
|
cache_file_option="" ;;
|
|
/* | [[A-Za-z]]:[[\\/]]* ) # absolute path
|
|
cache_file_option="--cache-file=${cache_file}" ;;
|
|
*) # relative path
|
|
cache_file_option="--cache-file=../${cache_file}" ;;
|
|
esac
|
|
|
|
# Host dirs don't like to share a cache file either, horribly enough.
|
|
# This seems to be due to autoconf 2.5x stupidity.
|
|
host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
|
|
|
|
target_configargs="$target_configargs ${tbaseargs}"
|
|
|
|
# Passing a --with-cross-host argument lets the target libraries know
|
|
# whether they are being built with a cross-compiler or being built
|
|
# native. However, it would be better to use other mechanisms to make the
|
|
# sorts of decisions they want to make on this basis. Please consider
|
|
# this option to be deprecated. FIXME.
|
|
if test x${is_cross_compiler} = xyes ; then
|
|
target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
|
|
fi
|
|
|
|
# Default to --enable-multilib.
|
|
if test x${enable_multilib} = x ; then
|
|
target_configargs="--enable-multilib ${target_configargs}"
|
|
fi
|
|
|
|
# Pass --with-newlib if appropriate. Note that target_configdirs has
|
|
# changed from the earlier setting of with_newlib.
|
|
if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
|
|
target_configargs="--with-newlib ${target_configargs}"
|
|
fi
|
|
|
|
# Different target subdirs use different values of certain variables
|
|
# (notably CXX). Worse, multilibs use *lots* of different values.
|
|
# Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
|
|
# it doesn't automatically accept command-line overrides of them.
|
|
# This means it's not safe for target subdirs to share a cache file,
|
|
# which is disgusting, but there you have it. Hopefully this can be
|
|
# fixed in future. It's still worthwhile to use a cache file for each
|
|
# directory. I think.
|
|
|
|
# Pass the appropriate --build, --host, --target and --cache-file arguments.
|
|
# We need to pass --target, as newer autoconf's requires consistency
|
|
# for target_alias and gcc doesn't manage it consistently.
|
|
target_configargs="--cache-file=./config.cache ${target_configargs}"
|
|
|
|
FLAGS_FOR_TARGET=
|
|
case " $target_configdirs " in
|
|
*" newlib "*)
|
|
case " $target_configargs " in
|
|
*" --with-newlib "*)
|
|
case "$target" in
|
|
*-cygwin*)
|
|
FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -isystem $$s/winsup/cygwin/include'
|
|
;;
|
|
esac
|
|
|
|
# If we're not building GCC, don't discard standard headers.
|
|
if test -d ${srcdir}/gcc; then
|
|
FLAGS_FOR_TARGET=$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 $$r/$(HOST_SUBDIR)/gcc/include -isystem $$r/$(HOST_SUBDIR)/gcc/include-fixed'
|
|
|
|
# Someone might think of using the pre-installed headers on
|
|
# Canadian crosses, in case the installed compiler is not fully
|
|
# compatible with the compiler being built. In this case, it
|
|
# would be better to flag an error than risking having
|
|
# incompatible object files being constructed. We can't
|
|
# guarantee that an error will be flagged, but let's hope the
|
|
# compiler will do it, when presented with incompatible header
|
|
# files.
|
|
fi
|
|
fi
|
|
|
|
case "${target}-${is_cross_compiler}" in
|
|
i[[3456789]]86-*-linux*-no)
|
|
# Here host == target, so we don't need to build gcc,
|
|
# so we don't want to discard standard headers.
|
|
FLAGS_FOR_TARGET=`echo " $FLAGS_FOR_TARGET " | sed -e 's/ -nostdinc / /'`
|
|
;;
|
|
*)
|
|
# If we're building newlib, use its generic headers last, but search
|
|
# for any libc-related directories first (so make it the last -B
|
|
# switch).
|
|
FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/newlib/ -isystem $$r/$(TARGET_SUBDIR)/newlib/targ-include -isystem $$s/newlib/libc/include'
|
|
|
|
# If we're building libgloss, find the startup file, simulator library
|
|
# and linker script.
|
|
case " $target_configdirs " in
|
|
*" libgloss "*)
|
|
# Look for startup file, simulator library and maybe linker script.
|
|
FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$$r/$(TARGET_SUBDIR)/libgloss/'"$libgloss_dir"
|
|
# Look for libnosys.a in case the target needs it.
|
|
FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/libgloss/libnosys'
|
|
# Most targets have the linker script in the source directory.
|
|
FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$s/libgloss/'"$libgloss_dir"
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
|
|
case "$target" in
|
|
x86_64-*mingw* | *-w64-mingw*)
|
|
# MinGW-w64 does not use newlib, nor does it use winsup. It may,
|
|
# however, use a symlink named 'mingw' in ${prefix} .
|
|
FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L${prefix}/${target}/lib -L${prefix}/mingw/lib -isystem ${prefix}/${target}/include -isystem ${prefix}/mingw/include'
|
|
;;
|
|
*-mingw*)
|
|
# MinGW can't be handled as Cygwin above since it does not use newlib.
|
|
FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/mingw/include -isystem $$s/winsup/w32api/include'
|
|
;;
|
|
esac
|
|
|
|
# Allow the user to override the flags for
|
|
# our build compiler if desired.
|
|
if test x"${build}" = x"${host}" ; then
|
|
CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
|
|
CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
|
|
LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
|
|
fi
|
|
|
|
# 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 ${srcdir}/gcc; then
|
|
# Search for pre-installed headers if nothing else fits.
|
|
FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -B$(build_tooldir)/bin/ -B$(build_tooldir)/lib/ -isystem $(build_tooldir)/include -isystem $(build_tooldir)/sys-include'
|
|
fi
|
|
|
|
if test "x${use_gnu_ld}" = x &&
|
|
echo " ${configdirs} " | grep " ld " > /dev/null ; then
|
|
# Arrange for us to find uninstalled linker scripts.
|
|
FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(HOST_SUBDIR)/ld'
|
|
fi
|
|
|
|
# Search for other target-specific linker scripts and such.
|
|
case "${target}" in
|
|
mep*)
|
|
FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
|
|
;;
|
|
esac
|
|
|
|
# Makefile fragments.
|
|
for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
|
|
do
|
|
eval fragval=\$$frag
|
|
if test $fragval != /dev/null; then
|
|
eval $frag=${srcdir}/$fragval
|
|
fi
|
|
done
|
|
AC_SUBST_FILE(host_makefile_frag)
|
|
AC_SUBST_FILE(target_makefile_frag)
|
|
AC_SUBST_FILE(alphaieee_frag)
|
|
AC_SUBST_FILE(ospace_frag)
|
|
|
|
# Miscellanea: directories, flags, etc.
|
|
AC_SUBST(RPATH_ENVVAR)
|
|
AC_SUBST(GCC_SHLIB_SUBDIR)
|
|
AC_SUBST(tooldir)
|
|
AC_SUBST(build_tooldir)
|
|
AC_SUBST(CONFIGURE_GDB_TK)
|
|
AC_SUBST(GDB_TK)
|
|
AC_SUBST(INSTALL_GDB_TK)
|
|
|
|
# Build module lists & subconfigure args.
|
|
AC_SUBST(build_configargs)
|
|
AC_SUBST(build_configdirs)
|
|
|
|
# Host module lists & subconfigure args.
|
|
AC_SUBST(host_configargs)
|
|
AC_SUBST(configdirs)
|
|
AC_SUBST(target_configdirs)
|
|
|
|
# Target module lists & subconfigure args.
|
|
AC_SUBST(target_configargs)
|
|
|
|
|
|
# Build tools.
|
|
AC_SUBST(AR_FOR_BUILD)
|
|
AC_SUBST(AS_FOR_BUILD)
|
|
AC_SUBST(CC_FOR_BUILD)
|
|
AC_SUBST(CFLAGS_FOR_BUILD)
|
|
AC_SUBST(CXXFLAGS_FOR_BUILD)
|
|
AC_SUBST(CXX_FOR_BUILD)
|
|
AC_SUBST(DLLTOOL_FOR_BUILD)
|
|
AC_SUBST(GCJ_FOR_BUILD)
|
|
AC_SUBST(GFORTRAN_FOR_BUILD)
|
|
AC_SUBST(GOC_FOR_BUILD)
|
|
AC_SUBST(LDFLAGS_FOR_BUILD)
|
|
AC_SUBST(LD_FOR_BUILD)
|
|
AC_SUBST(NM_FOR_BUILD)
|
|
AC_SUBST(RANLIB_FOR_BUILD)
|
|
AC_SUBST(WINDMC_FOR_BUILD)
|
|
AC_SUBST(WINDRES_FOR_BUILD)
|
|
|
|
# Generate default definitions for YACC, M4, LEX and other programs that run
|
|
# on the build machine. These are used if the Makefile can't locate these
|
|
# programs in objdir.
|
|
MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
|
|
|
|
AC_CHECK_PROGS([YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
|
|
case " $build_configdirs " in
|
|
*" bison "*) YACC='$$r/$(BUILD_SUBDIR)/bison/tests/bison -y' ;;
|
|
esac
|
|
|
|
AC_CHECK_PROGS([BISON], [bison], [$MISSING bison])
|
|
case " $build_configdirs " in
|
|
*" bison "*) BISON='$$r/$(BUILD_SUBDIR)/bison/tests/bison' ;;
|
|
esac
|
|
|
|
AC_CHECK_PROGS([M4], [gm4 gnum4 m4], [$MISSING m4])
|
|
case " $build_configdirs " in
|
|
*" m4 "*) M4='$$r/$(BUILD_SUBDIR)/m4/m4' ;;
|
|
esac
|
|
|
|
AC_CHECK_PROGS([LEX], [flex lex], [$MISSING flex])
|
|
case " $build_configdirs " in
|
|
*" flex "*) LEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
|
|
*" lex "*) LEX='$$r/$(BUILD_SUBDIR)/lex/lex' ;;
|
|
esac
|
|
|
|
AC_CHECK_PROGS([FLEX], [flex], [$MISSING flex])
|
|
case " $build_configdirs " in
|
|
*" flex "*) FLEX='$$r/$(BUILD_SUBDIR)/flex/flex' ;;
|
|
esac
|
|
|
|
AC_CHECK_PROGS([MAKEINFO], makeinfo, [$MISSING makeinfo])
|
|
case " $build_configdirs " in
|
|
*" texinfo "*) MAKEINFO='$$r/$(BUILD_SUBDIR)/texinfo/makeinfo/makeinfo' ;;
|
|
*)
|
|
changequote(,)
|
|
# For an installed makeinfo, we require it to be from texinfo 4.7 or
|
|
# higher, else we use the "missing" dummy.
|
|
if ${MAKEINFO} --version \
|
|
| egrep 'texinfo[^0-9]*(4\.([7-9]|[1-9][0-9])|[5-9]|[1-9][0-9])' >/dev/null 2>&1; then
|
|
:
|
|
else
|
|
MAKEINFO="$MISSING makeinfo"
|
|
fi
|
|
;;
|
|
changequote([,])
|
|
esac
|
|
|
|
# FIXME: expect and dejagnu may become build tools?
|
|
|
|
AC_CHECK_PROGS(EXPECT, expect, expect)
|
|
case " $configdirs " in
|
|
*" expect "*)
|
|
test $host = $build && EXPECT='$$r/$(HOST_SUBDIR)/expect/expect'
|
|
;;
|
|
esac
|
|
|
|
AC_CHECK_PROGS(RUNTEST, runtest, runtest)
|
|
case " $configdirs " in
|
|
*" dejagnu "*)
|
|
test $host = $build && RUNTEST='$$s/$(HOST_SUBDIR)/dejagnu/runtest'
|
|
;;
|
|
esac
|
|
|
|
|
|
# Host tools.
|
|
NCN_STRICT_CHECK_TOOLS(AR, ar)
|
|
NCN_STRICT_CHECK_TOOLS(AS, as)
|
|
NCN_STRICT_CHECK_TOOLS(DLLTOOL, dlltool)
|
|
NCN_STRICT_CHECK_TOOLS(LD, ld)
|
|
NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
|
|
NCN_STRICT_CHECK_TOOLS(NM, nm)
|
|
NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
|
|
NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
|
|
NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
|
|
NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
|
|
NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
|
|
NCN_STRICT_CHECK_TOOLS(OBJDUMP, objdump)
|
|
NCN_STRICT_CHECK_TOOLS(READELF, readelf)
|
|
AC_SUBST(CC)
|
|
AC_SUBST(CXX)
|
|
AC_SUBST(CFLAGS)
|
|
AC_SUBST(CXXFLAGS)
|
|
|
|
# Target tools.
|
|
AC_ARG_WITH([build-time-tools],
|
|
[AS_HELP_STRING([--with-build-time-tools=PATH],
|
|
[use given path to find target tools during the build])],
|
|
[case x"$withval" in
|
|
x/*) ;;
|
|
*)
|
|
with_build_time_tools=
|
|
AC_MSG_WARN([argument to --with-build-time-tools must be an absolute path])
|
|
;;
|
|
esac],
|
|
[with_build_time_tools=])
|
|
|
|
NCN_STRICT_CHECK_TARGET_TOOLS(CC_FOR_TARGET, cc gcc)
|
|
NCN_STRICT_CHECK_TARGET_TOOLS(CXX_FOR_TARGET, c++ g++ cxx gxx)
|
|
NCN_STRICT_CHECK_TARGET_TOOLS(GCC_FOR_TARGET, gcc, ${CC_FOR_TARGET})
|
|
NCN_STRICT_CHECK_TARGET_TOOLS(GCJ_FOR_TARGET, gcj)
|
|
NCN_STRICT_CHECK_TARGET_TOOLS(GFORTRAN_FOR_TARGET, gfortran)
|
|
NCN_STRICT_CHECK_TARGET_TOOLS(GOC_FOR_TARGET, gccgo)
|
|
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(AR_FOR_TARGET, ar)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(AS_FOR_TARGET, as)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(LD_FOR_TARGET, ld)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(READELF_FOR_TARGET, readelf)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
|
|
ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)
|
|
|
|
RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
|
|
|
|
GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
|
|
GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
|
|
GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
|
|
dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
|
|
GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
|
|
[gcc/xg++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
|
|
c++)
|
|
GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
|
|
[gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
|
|
c++)
|
|
GCC_TARGET_TOOL(dlltool, DLLTOOL_FOR_TARGET, DLLTOOL, [binutils/dlltool])
|
|
GCC_TARGET_TOOL(gcc, GCC_FOR_TARGET, , [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
|
|
GCC_TARGET_TOOL(gcj, GCJ_FOR_TARGET, GCJ,
|
|
[gcc/gcj -B$$r/$(HOST_SUBDIR)/gcc/], java)
|
|
GCC_TARGET_TOOL(gfortran, GFORTRAN_FOR_TARGET, GFORTRAN,
|
|
[gcc/gfortran -B$$r/$(HOST_SUBDIR)/gcc/], fortran)
|
|
GCC_TARGET_TOOL(gccgo, GOC_FOR_TARGET, GOC,
|
|
[gcc/gccgo -B$$r/$(HOST_SUBDIR)/gcc/], go)
|
|
GCC_TARGET_TOOL(ld, LD_FOR_TARGET, LD, [ld/ld-new])
|
|
GCC_TARGET_TOOL(lipo, LIPO_FOR_TARGET, LIPO)
|
|
GCC_TARGET_TOOL(nm, NM_FOR_TARGET, NM, [binutils/nm-new])
|
|
GCC_TARGET_TOOL(objdump, OBJDUMP_FOR_TARGET, OBJDUMP, [binutils/objdump])
|
|
GCC_TARGET_TOOL(ranlib, RANLIB_FOR_TARGET, RANLIB, [binutils/ranlib])
|
|
GCC_TARGET_TOOL(readelf, READELF_FOR_TARGET, READELF, [binutils/readelf])
|
|
GCC_TARGET_TOOL(strip, STRIP_FOR_TARGET, STRIP, [binutils/strip-new])
|
|
GCC_TARGET_TOOL(windres, WINDRES_FOR_TARGET, WINDRES, [binutils/windres])
|
|
GCC_TARGET_TOOL(windmc, WINDMC_FOR_TARGET, WINDMC, [binutils/windmc])
|
|
|
|
AC_SUBST(FLAGS_FOR_TARGET)
|
|
AC_SUBST(RAW_CXX_FOR_TARGET)
|
|
|
|
# Certain tools may need extra flags.
|
|
AR_FOR_TARGET=${AR_FOR_TARGET}${extra_arflags_for_target}
|
|
RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
|
|
NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
|
|
|
|
# When building target libraries, except in a Canadian cross, we use
|
|
# the same toolchain as the compiler we just built.
|
|
COMPILER_AS_FOR_TARGET='$(AS_FOR_TARGET)'
|
|
COMPILER_LD_FOR_TARGET='$(LD_FOR_TARGET)'
|
|
COMPILER_NM_FOR_TARGET='$(NM_FOR_TARGET)'
|
|
if test $host = $build; then
|
|
case " $configdirs " in
|
|
*" gcc "*)
|
|
COMPILER_AS_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/as'
|
|
COMPILER_LD_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/collect-ld'
|
|
COMPILER_NM_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/nm'${extra_nmflags_for_target}
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
AC_SUBST(COMPILER_AS_FOR_TARGET)
|
|
AC_SUBST(COMPILER_LD_FOR_TARGET)
|
|
AC_SUBST(COMPILER_NM_FOR_TARGET)
|
|
|
|
AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
|
|
AC_ARG_ENABLE(maintainer-mode,
|
|
[AS_HELP_STRING([--enable-maintainer-mode],
|
|
[enable make rules and dependencies not useful
|
|
(and sometimes confusing) to the casual installer])],
|
|
USE_MAINTAINER_MODE=$enableval,
|
|
USE_MAINTAINER_MODE=no)
|
|
AC_MSG_RESULT($USE_MAINTAINER_MODE)
|
|
AC_SUBST(MAINTAINER_MODE_TRUE)
|
|
AC_SUBST(MAINTAINER_MODE_FALSE)
|
|
if test "$USE_MAINTAINER_MODE" = yes; then
|
|
MAINTAINER_MODE_TRUE=
|
|
MAINTAINER_MODE_FALSE='#'
|
|
else
|
|
MAINTAINER_MODE_TRUE='#'
|
|
MAINTAINER_MODE_FALSE=
|
|
fi
|
|
MAINT=$MAINTAINER_MODE_TRUE
|
|
AC_SUBST(MAINT)dnl
|
|
|
|
# ---------------------
|
|
# GCC bootstrap support
|
|
# ---------------------
|
|
|
|
# Stage specific cflags for build.
|
|
stage1_cflags="-g"
|
|
case $build in
|
|
vax-*-*)
|
|
case ${GCC} in
|
|
yes) stage1_cflags="-g -Wa,-J" ;;
|
|
*) stage1_cflags="-g -J" ;;
|
|
esac ;;
|
|
esac
|
|
|
|
AC_SUBST(stage1_cflags)
|
|
|
|
# Enable --enable-checking in stage1 of the compiler.
|
|
AC_ARG_ENABLE(stage1-checking,
|
|
[AS_HELP_STRING([[--enable-stage1-checking[=all]]],
|
|
[choose additional checking for stage1 of the compiler])],
|
|
[stage1_checking=--enable-checking=${enable_stage1_checking}],
|
|
[if test "x$enable_checking" = xno || test "x$enable_checking" = x; then
|
|
stage1_checking=--enable-checking=yes,types
|
|
else
|
|
stage1_checking=--enable-checking=$enable_checking,types
|
|
fi])
|
|
AC_SUBST(stage1_checking)
|
|
|
|
# Enable -Werror in bootstrap stage2 and later.
|
|
AC_ARG_ENABLE(werror,
|
|
[AS_HELP_STRING([--enable-werror],
|
|
[enable -Werror in bootstrap stage2 and later])], [],
|
|
[if test -d ${srcdir}/gcc && test x"`cat $srcdir/gcc/DEV-PHASE`" = xexperimental; then
|
|
enable_werror=yes
|
|
else
|
|
enable_werror=no
|
|
fi])
|
|
case ${enable_werror} in
|
|
yes) stage2_werror_flag="--enable-werror-always" ;;
|
|
*) stage2_werror_flag="" ;;
|
|
esac
|
|
AC_SUBST(stage2_werror_flag)
|
|
|
|
# Specify what files to not compare during bootstrap.
|
|
|
|
compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
|
|
case "$target" in
|
|
hppa*64*-*-hpux*) ;;
|
|
hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/*" ;;
|
|
powerpc*-ibm-aix*) compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/* | *libgomp*\$(objext)" ;;
|
|
esac
|
|
AC_SUBST(compare_exclusions)
|
|
|
|
AC_CONFIG_FILES([Makefile],
|
|
[sed "$extrasub_build" Makefile |
|
|
sed "$extrasub_host" |
|
|
sed "$extrasub_target" > mf$$
|
|
mv -f mf$$ Makefile],
|
|
[extrasub_build="$extrasub_build"
|
|
extrasub_host="$extrasub_host"
|
|
extrasub_target="$extrasub_target"])
|
|
AC_OUTPUT
|