Newer
Older
*) 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([
Paul Brook
committed
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"
AC_SUBST(stage1_languages)
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committed
ac_configure_args=`echo " $ac_configure_args" | sed -e "s/ '--enable-languages=[[^ ]]*'//g" -e "s/$/ '--enable-languages="$enable_languages"'/" `
# 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 $dir"
fi
done
# Check for Boehm's garbage collector
AC_ARG_ENABLE(objc-gc,
[ --enable-objc-gc enable use of Boehm's garbage collector with the
GNU Objective-C runtime],
[case ,${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.
David Ayers
committed
case ,${enable_languages},:${enable_objc_gc} in
*,objc,*:yes)
# Keep target-boehm-gc if requested for Objective-C.
;;
*)
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committed
# 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
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committed
# 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
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committed
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
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committed
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
# Sometimes the tools are distributed with libiberty but with no other
# libraries. In that case, we don't want to build target-libiberty.
# Don't let libgcc imply libiberty either.
libgcc=
others=
for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
if test "$i" = "libgcc"; then
libgcc=target-libgcc
elif test "$i" != "libiberty" ; then
if test -r $srcdir/$i/configure ; then
others=yes;
break;
fi
fi
done
if test -z "${others}" ; then
target_configdirs=$libgcc
fi
fi
# 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} $i"
fi
done
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target_configdirs_all="$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
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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
AC_ARG_WITH([build-sysroot],
[ --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],
[ --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=$debug_map"
done
fi],
[DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
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# During gcc bootstrap, if we use some random cc for stage1 then CFLAGS
# might be empty or "-g". We don't require a C++ compiler, so CXXFLAGS
# might also be empty (or "-g", if a non-GCC C++ compiler is in the path).
# We want to ensure that TARGET libraries (which we know are built with
# gcc) are built with "-O2 -g", so include those options when setting
# CFLAGS_FOR_TARGET and CXXFLAGS_FOR_TARGET.
if test "x$CFLAGS_FOR_TARGET" = x; then
CFLAGS_FOR_TARGET=$CFLAGS
case " $CFLAGS " in
*" -O2 "*) ;;
*) CFLAGS_FOR_TARGET="-O2 $CFLAGS" ;;
esac
case " $CFLAGS " in
*" -g "* | *" -g3 "*) ;;
*) CFLAGS_FOR_TARGET="-g $CFLAGS" ;;
esac
fi
AC_SUBST(CFLAGS_FOR_TARGET)
if test "x$CXXFLAGS_FOR_TARGET" = x; then
CXXFLAGS_FOR_TARGET=$CXXFLAGS
case " $CXXFLAGS " in
*" -O2 "*) ;;
*) CXXFLAGS_FOR_TARGET="-O2 $CXXFLAGS" ;;
esac
case " $CXXFLAGS " in
*" -g "* | *" -g3 "*) ;;
*) CXXFLAGS_FOR_TARGET="-g $CXXFLAGS" ;;
esac
fi
AC_SUBST(CXXFLAGS_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}
copy_dirs="$l $x/${target_noncanonical}/lib ${copy_dirs}"
# Set with_gnu_as, with_gnu_ld, and with_system_zlib as appropriate.
#
# This is done by determining whether or not the appropriate directory
# is available, and by checking whether or not specific configurations
# have requested that this magic not happen.
#
# The command line options always override the explicit settings in
# configure.in, and the settings in configure.in override this magic.
#
# If the default for a toolchain is to use GNU as and ld, and you don't
# want to do that, then you should use the --without-gnu-as and
# --without-gnu-ld options for the configure script. Similarly, if
# the default is to use the included zlib and you don't want to do that,
# you should use the --with-system-zlib option for the configure script.
if test x${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
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# 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
alpha*-*-*vms*)
md_exec_prefix=/gnu/lib/gcc-lib
;;
i[[34567]]86-pc-msdosdjgpp*)
md_exec_prefix=/dev/env/DJDIR/bin
;;
i[[34567]]86-*-sco3.2v5*)
if test $with_gnu_as = yes; then
md_exec_prefix=/usr/gnu/bin
else
md_exec_prefix=/usr/ccs/bin/elf
fi
;;
mn10300-*-* | \
powerpc-*-chorusos* | \
powerpc*-*-eabi* | \
powerpc*-*-sysv* | \
powerpc*-*-kaos* | \
s390x-ibm-tpf*)
md_exec_prefix=/usr/ccs/bin
;;
sparc64-*-elf*)
;;
v850*-*-*)
md_exec_prefix=/usr/ccs/bin
;;
xtensa*-*-elf*)
;;
*-*-beos* | \
*-*-elf* | \
*-*-hpux* | \
*-*-netware* | \
*-*-nto-qnx* | \
*-*-rtems* | \
*-*-solaris2* | \
*-*-sysv[[45]]* | \
*-*-vxworks* | \
*-wrs-windiss)
md_exec_prefix=/usr/ccs/bin
;;
esac
extra_arflags_for_target=
extra_nmflags_for_target=
extra_ranlibflags_for_target=
target_makefile_frag=/dev/null
mep*-*-*)
target_makefile_frag="config/mt-mep"
;;
spu-*-*)
target_makefile_frag="config/mt-spu"
;;
mips*-sde-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"
;;
*-*-netware*)
target_makefile_frag="config/mt-netware"
*-*-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"
*-*-darwin[[3-9]]*)
# ranlib before Darwin10 requires the -c flag to look at common symbols.
extra_ranlibflags_for_target=" -c"
;;
mips*-*-pe | sh*-*-pe | *arm-wince-pe)
target_makefile_frag="config/mt-wince"
;;
esac
case $target in
alpha*-*-*)
# This just makes sure to use the -mieee option to build target libs.
# This should probably be set individually by each library.
alphaieee_frag="config/mt-alphaieee"
# If --enable-target-optspace always use -Os instead of -O2 to build
# the target libraries, similarly if it is not specified, use -Os
# on selected platforms.
case "${enable_target_optspace}:${target}" in
yes:*)
ospace_frag="config/mt-ospace"
ospace_frag="config/mt-d30v"
;;
:m32r-* | :d10v-* | :fr30-*)
ospace_frag="config/mt-ospace"
;;
no:* | :*)
;;
*)
echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
;;
esac
# Default to using --with-stabs for certain targets.
if test x${with_stabs} = x ; then
case "${target}" in
mips*-*-irix[[56]]*)
;;
mips*-*-* | alpha*-*-osf*)
with_stabs=yes;
extra_host_args="${extra_host_args} --with-stabs"
;;
esac
fi
# hpux11 in 64bit mode has libraries in a weird place. Arrange to find
# them automatically.
case "${host}" in
hppa*64*-*-hpux11*)
extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
# Some systems (e.g., one of the i386-aix systems the gas testers are
# using) don't handle "\$" correctly, so don't use it here.
tooldir='${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.
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} ${LDFLAGS} conftest.c' failed."
echo 1>&2 "*** You must set the environment variable CC to a working compiler."
rm -f conftest*
exit 1
;;
esac
rm -f conftest*
# The Solaris /usr/ucb/cc compiler does not appear to work.
case "${host}" in
sparc-sun-solaris2*)
CCBASE="`echo ${CC-cc} | sed 's/ .*$//'`"
if test "`type $CCBASE | sed 's/^[[^/]]*//'`" = "/usr/ucb/cc" ; then
test -d /opt/SUNWspro/bin && could_use="/opt/SUNWspro/bin"
if test -d /opt/cygnus/bin ; then
if test "$could_use" = "" ; then
could_use="/opt/cygnus/bin"
else
could_use="$could_use or /opt/cygnus/bin"
fi
fi
if test "$could_use" = "" ; then
echo "Warning: compilation may fail because you're using"
echo "/usr/ucb/cc. You should change your PATH or CC "
echo "variable and rerun configure."
else
echo "Warning: compilation may fail because you're using"
echo "/usr/ucb/cc, when you should use the C compiler from"
echo "$could_use. You should change your"
echo "PATH or CC variable and rerun configure."
fi
fi
;;
esac
# Decide which environment variable is used to find dynamic libraries.
case "${host}" in
*-*-hpux*) RPATH_ENVVAR=SHLIB_PATH ;;
*-*-darwin* | *-*-rhapsody* ) 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
# 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.
Andrew Cagney
committed
gdb_tk="maybe-all-tcl maybe-all-tk maybe-all-itcl maybe-all-libgui"
case "$enable_gdbtk" in
no)
GDB_TK="" ;;
Andrew Cagney
committed
yes)
GDB_TK="${gdb_tk}" ;;
Andrew Cagney
committed
# 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
;;
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.
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committed
AC_ARG_ENABLE([bootstrap],
[ --enable-bootstrap enable bootstrapping @<:@yes if native build@:>@],,
enable_bootstrap=default)
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# Issue errors and warnings for invalid/strange bootstrap combinations.
case "$configdirs" in
*gcc*) have_compiler=yes ;;
*) have_compiler=no ;;
esac
case "$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:$build:default)
enable_bootstrap=yes ;;
*:*:*:default)
enable_bootstrap=no ;;
# We have a compiler and we are in a native configuration, bootstrap is ok
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yes:$build:$build:yes)
;;
# Other configurations, but we have a compiler. Assume the user knows
# what he's doing.
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yes:*:*:yes)
AC_MSG_WARN([trying to bootstrap a cross compiler])
;;
# No compiler: if they passed --enable-bootstrap explicitly, fail
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committed
no:*:*:yes)
AC_MSG_ERROR([cannot bootstrap without a compiler]) ;;
# Fail if wrong command line
*)
AC_MSG_ERROR([invalid option for --enable-bootstrap])
;;
esac
Ralf Wildenhues
committed
case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
*,c++,*:yes:yes) ;;
*:yes:yes)
AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
;;
esac
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.
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yes)
bootstrap_suffix=bootstrap
BUILD_CONFIG=bootstrap-debug
;;
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no)
bootstrap_suffix=no-bootstrap
BUILD_CONFIG=
;;
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esac
AC_MSG_CHECKING(for default BUILD_CONFIG)
AC_ARG_WITH([build-config],
[--with-build-config='NAME NAME2...'
Use config/NAME.mk build configuration],
[case $with_build_config in
yes) with_build_config= ;;
no) with_build_config= BUILD_CONFIG= ;;
esac])
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if test "x${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 &&
${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g; then
:
else
BUILD_CONFIG=
fi
rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g
;;
esac
fi
AC_MSG_RESULT($BUILD_CONFIG)
AC_SUBST(BUILD_CONFIG)
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
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/^@endif build-$module\$/d
/^@if build-$module-$bootstrap_suffix\$/d
/^@endif build-$module-$bootstrap_suffix\$/d"
if test -z "${no_recursion}"; then
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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 ${file}
fi
done
extrasub_host="$extrasub_host
/^@if $module\$/d
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/^@endif $module\$/d
/^@if $module-$bootstrap_suffix\$/d
/^@endif $module-$bootstrap_suffix\$/d"
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-$module\$/d
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/^@endif target-$module\$/d
/^@if target-$module-$target_bootstrap_suffix\$/d
/^@endif target-$module-$target_bootstrap_suffix\$/d"
# 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],
[ --enable-serial-@<:@{host,target,build}-@:>@configure
force sequential configuration of
sub-packages for the host, target or build
machine, or all sub-packages])
case ${enable_serial_configure} in
yes)
enable_serial_build_configure=yes
enable_serial_host_configure=yes
enable_serial_target_configure=yes
;;
esac
# These force 'configure's to be done one at a time, to avoid problems
# with contention over a shared config.cache.
rm -f serdep.tmp
echo '# serdep.tmp' > serdep.tmp
test "x${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=
keep_next=no
skip_next=no
eval "set -- $ac_configure_args"
for ac_arg
do
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if test X"$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'"
keep_next=no
continue
fi
# Handle separated arguments. Based on the logic generated by
# autoconf 2.59.
case $ac_arg in
*=* | --config-cache | -C | -disable-* | --disable-* \
| -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
| -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
| -with-* | --with-* | -without-* | --without-* | --x)
separate_arg=no
;;
-*)
separate_arg=yes
;;
*)
separate_arg=no
;;
esac
case "$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'"
# Assert: $separate_arg should always be no.
keep_next=$separate_arg
;;
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--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'"
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'`
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# 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='${gcc_transform_name}'"
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if test "$silent" = yes; then
baseargs="$baseargs --silent"
fi
baseargs="$baseargs --disable-option-checking"
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# 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="--cache-file=../config.cache ${baseargs}"
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# For host modules, accept cache file option, or specification as blank.
case "${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="--cache-file=./config.cache ${extra_host_args} ${baseargs}"
target_configargs=${baseargs}
# 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} ${target_configargs}"
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# Default to --enable-multilib.
if test x${enable_multilib} = x ; then
target_configargs="--enable-multilib ${target_configargs}"
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fi
# Pass --with-newlib if appropriate. Note that target_configdirs has
# changed from the earlier setting of with_newlib.
if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " newlib " > /dev/null 2>&1 && test -d ${srcdir}/newlib ; then
target_configargs="--with-newlib ${target_configargs}"
# 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.
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committed
# Pass the appropriate --build, --host, --target and --cache-file arguments.
# We need to pass --target, as newer autoconf's requires consistency