##############################################################################
### WARNING: this file contains embedded tabs. Do not run untabify on this file.
+sinclude(config/acx.m4)
+
AC_INIT(move-if-change)
AC_PREREQ(2.13)
AC_CANONICAL_SYSTEM
# Get 'install' or 'install-sh' and its variants.
AC_PROG_INSTALL
-
-sinclude(config/acx.m4)
+ACX_PROG_LN
+AC_PROG_LN_S
### we might need to use some other shell than /bin/sh for running subshells
### If we are on Windows, search for the shell. This will permit people
# Double entries in build_configdirs, configdirs, or target_configdirs may
# cause circular dependencies and break everything horribly.
+# these library is used by various programs built for the build
+# environment
+#
+build_libs="build-libiberty"
+
+# these tools are built for the build environment
+build_tools="build-texinfo build-byacc build-flex build-bison build-m4"
+
# these libraries are used by various programs built for the host environment
#
-host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib"
+host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl tix libgui zlib libbanshee libcpp"
# these tools are built for the host environment
# Note, the powerpc-eabi build depends on sim occurring before gdb in order to
target-libgloss \
target-newlib \
target-libstdc++-v3 \
- target-libf2c \
+ target-libmudflap \
+ target-libgfortran \
${libgcj} \
target-libobjc \
target-libada"
## is important because configure will choke if they ever get through.
## ${configdirs} is directories we build using the host tools.
## ${target_configdirs} is directories we build using the target tools.
-#
configdirs=`echo ${host_libs} ${host_tools}`
target_configdirs=`echo ${target_libraries} ${target_tools}`
# Only make build modules if build != host.
-# This should be done more generally, but at the moment it doesn't matter.
if test ${host_alias} != ${build_alias} ; then
- # This is the only build module.
- build_modules=libiberty
-else
- build_modules=
+ build_configdirs=`echo ${build_libs} ${build_tools}`
fi
-
################################################################################
srcname="gnu development package"
;;
esac
+AC_ARG_WITH(libbanshee,
+[ --without-libbanshee Don't build with libbanshee])
+case ${with_libbanshee} in
+ no)
+ noconfigdirs="$noconfigdirs libbanshee" ;;
+ yes|"")
+ with_libbanshee=yes
+ ;;
+ *)
+ AC_MSG_ERROR([--with-libbanshee can only be empty, "yes" or "no" (empty defaults to "yes".])
+esac
+
AC_ARG_ENABLE(libada,
[ --enable-libada Builds libada directory],
ENABLE_LIBADA=$enableval,
;;
esac
+
+# Allow --disable-libmudflap to exclude target-libmudflap
+case $enable_libmudflap in
+yes)
+ ;;
+no)
+ noconfigdirs="$noconfigdirs target-libmudflap"
+ ;;
+"")
+ case "${target}" in
+ *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
+ # Enable libmudflap by default in GNU and friends.
+ ;;
+ *-*-freebsd*)
+ # Enable libmudflap by default in FreeBSD.
+ ;;
+ *)
+ # Disable it by default everywhere else.
+ noconfigdirs="$noconfigdirs target-libmudflap"
+ ;;
+ esac
+esac
+
+
case "${target}" in
*-*-chorusos)
noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
*-*-freebsd[[12]] | *-*-freebsd[[12]].* | *-*-freebsd*aout*)
noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
;;
+ *-*-freebsd* | *-*-kfreebsd*-gnu)
+ noconfigdirs="$noconfigdirs target-newlib target-libgloss"
+ 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
+
+ # Skip some stuff that's unsupported on some FreeBSD configurations.
+ case "${target}" in
+ i*86-*-*) ;;
+ alpha*-*-*) ;;
+ *)
+ noconfigdirs="$noconfigdirs ${libgcj}"
+ ;;
+ esac
+ ;;
*-*-kaos*)
# Remove unsupported stuff on all kaOS configurations.
- skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-libf2c target-librx"
+ skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
noconfigdirs="$noconfigdirs target-libgloss"
;;
*-*-rtems*)
noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
- case ${target} in
- h8300*-*-* | h8500-*-*)
- noconfigdirs="$noconfigdirs target-libf2c"
- ;;
- *) ;;
- esac
;;
*-*-uclinux*)
noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
# newlib is not 64 bit ready
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
;;
- alpha*-*-freebsd* | alpha*-*-kfreebsd*-gnu)
- noconfigdirs="$noconfigdirs target-newlib target-libgloss"
- ;;
alpha*-*-*)
# newlib is not 64 bit ready
noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
arm-*-coff | strongarm-*-coff | xscale-*-coff)
noconfigdirs="$noconfigdirs ${libgcj}"
;;
- arm-*-elf* | strongarm-*-elf* | xscale-*-elf*)
+ arm-*-elf* | strongarm-*-elf* | xscale-*-elf* | arm*-*-eabi* )
noconfigdirs="$noconfigdirs target-libffi target-qthreads"
;;
+ arm*-*-symbianelf*)
+ noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
+ ;;
arm-*-pe*)
noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
;;
cris-*-*)
noconfigdirs="$noconfigdirs ${libgcj} target-newlib target-libgloss"
;;
+ crx-*-*)
+ noconfigdirs="$noconfigdirs target-libgloss target-libstdc++-v3 target-mudflap ${libgcj}"
+ ;;
d10v-*-*)
noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
;;
noconfigdirs="$noconfigdirs ${libgcj}"
;;
h8300*-*-*)
- noconfigdirs="$noconfigdirs target-libgloss ${libgcj} target-libf2c"
+ noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
;;
h8500-*-*)
- noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj} target-libf2c"
+ noconfigdirs="$noconfigdirs target-libstdc++-v3 target-libgloss ${libgcj}"
;;
hppa*64*-*-linux* | parisc*64*-*-linux*)
# In this case, it's because the hppa64-linux target is for
i[[3456789]]86-*-coff | i[[3456789]]86-*-elf)
noconfigdirs="$noconfigdirs ${libgcj}"
;;
- i[[3456789]]86-*-freebsd* | i[[3456789]]86-*-kfreebsd*-gnu)
- noconfigdirs="$noconfigdirs target-newlib target-libgloss"
- ;;
i[[3456789]]86-*-linux*)
# The GCC port for glibc1 has no MD_FALLBACK_FRAME_STATE_FOR, so let's
# not build java stuff by default.
*-*-cygwin*)
target_configdirs="$target_configdirs target-libtermcap target-winsup"
noconfigdirs="$noconfigdirs target-gperf target-libgloss ${libgcj}"
- # always build newlib.
- skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
+ # always build newlib if winsup directory is present.
+ if test -d "$srcdir/winsup"
+ then
+ skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'`
+ else
+ echo "Warning: winsup is missing so newlib can't be built."
+ fi
# Can't build gdb for Cygwin if not native.
case "${host}" in
noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}"
;;
rs6000-*-aix*)
- noconfigdirs="$noconfigdirs gprof ${libgcj}"
+ noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
;;
rs6000-*-*)
noconfigdirs="$noconfigdirs gprof ${libgcj}"
noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
;;
mips*-*-irix5*)
- # The GNU linker does not support shared libraries.
- noconfigdirs="$noconfigdirs ld gprof target-libgloss ${libgcj}"
+ noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}"
;;
mips*-*-irix6*)
# Linking libjava exceeds command-line length limits on at least
mipstx39-*-*)
noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips
;;
+ mips64*-*-linux*)
+ noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
+ ;;
mips*-*-linux*)
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
;;
*target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
esac
-# Figure out what language subdirectories are present.
-# Look if the user specified --enable-languages="..."; if not, use
-# the environment variable $LANGUAGES if defined. $LANGUAGES might
-# go away some day.
-# NB: embedded tabs in this IF block -- do not untabify
-if test x"${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 "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
-
-# 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
- language=
- lang_requires=
- . ${lang_frag}
- for other in ${lang_requires} ; do
- case ,${enable_languages}, in
- *,$other,*) ;;
- *,all,*) ;;
- *,$language,*)
- echo " \`$other' language required by \`$language'; enabling" 1>&2
- enable_languages="${enable_languages},${other}"
- ;;
- esac
- done
- ;;
- esac
-done
-
-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, and $build_by_default
- language=
- target_libs=
- lang_dirs=
- build_by_default=
- . ${lang_frag}
- if test "x$language" = x ; then
- echo "${lang_frag} doesn't set \$language." 1>&2
- exit 1
- fi
- case ,${enable_languages}, in
- *,${language},*)
- # Language was explicitly selected; include it.
- add_this_lang=yes
- ;;
- *,all,*)
- # 'all' was selected; include 'default' languages.
- case ${build_by_default} in
- no) add_this_lang=no ;;
- *) add_this_lang=yes ;;
- esac
- ;;
- *) add_this_lang=no ;;
- esac
- case ${add_this_lang} in
- no)
- # Remove language-dependent dirs.
- eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
- ;;
- esac
- ;;
- esac
-done
-
-# Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
-# $target_configdirs.
-# If we have the source for $noconfigdirs entries, add them to $notsupp.
-
-notsupp=""
-for dir in . $skipdirs $noconfigdirs ; do
- dirname=`echo $dir | sed -e s/target-//g`
- if 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 " ${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 $dir"
- fi
- fi
- fi
-done
-
-# Sometimes the tools are distributed with libiberty but with no other
-# libraries. In that case, we don't want to build target-libiberty.
-if test -n "${target_configdirs}" ; then
- others=
- for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
- if test "$i" != "libiberty" ; then
- if test -r $srcdir/$i/configure ; then
- others=yes;
- break;
- fi
- fi
- done
- if test -z "${others}" ; then
- target_configdirs=
- fi
-fi
-
-# Quietly strip out all directories which aren't configurable in this tree.
-# This relies on all configurable subdirectories being autoconfiscated, which
-# is now the case.
-configdirs_all="$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 " ${dir} " >/dev/null 2>&1; then
- appdirs=""
- break
- fi
- fi
- done
- if test -n "$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
-
-copy_dirs=
-
-# 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"${with_headers}" != xyes ; then
- case "${exec_prefixoption}" in
- "") x=${prefix} ;;
- *) x=${exec_prefix} ;;
- esac
- copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/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"${with_libs}" != xyes ; then
- # Copy the libraries in reverse order, so that files in the first named
- # library override files in subsequent libraries.
- case "${exec_prefixoption}" in
- "") x=${prefix} ;;
- *) x=${exec_prefix} ;;
- esac
- for l in ${with_libs}; do
- copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
- done
- fi
-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 > $2/COPIED
- fi
- shift; shift
-done
-
# Work in distributions that contain no compiler tools, like Autoconf.
tentative_cc=""
host_makefile_frag=/dev/null
esac
fi
-extra_arflags_for_target=
-extra_nmflags_for_target=
+# If we aren't going to be using gcc, see if we can extract a definition
+# of CC from the fragment.
+# Actually, use the 'pre-extracted' version above.
+if test -z "${CC}" && test "${build}" = "${host}" ; then
+ IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
+ found=
+ for dir in $PATH; do
+ test -z "$dir" && dir=.
+ if test -f $dir/gcc; then
+ found=yes
+ break
+ fi
+ done
+ IFS="$save_ifs"
+ if test -z "${found}" && test -n "${tentative_cc}" ; then
+ CC=$tentative_cc
+ fi
+fi
+
+if test "${build}" != "${host}" ; then
+ # If we are doing a Canadian Cross, in which the host and build systems
+ # are not the same, we set reasonable default values for the tools.
+
+ CC=${CC-${host_alias}-gcc}
+ CFLAGS=${CFLAGS-"-g -O2"}
+ CXX=${CXX-${host_alias}-c++}
+ CXXFLAGS=${CXXFLAGS-"-g -O2"}
+ CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
+ CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
+ CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
+ GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
+ GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
+ BUILD_DIR_PREFIX=${build_subdir}
+ BUILD_PREFIX=${build_alias}-
+ BUILD_PREFIX_1=${build_alias}-
+
+else
+ # Set reasonable default values for some tools even if not Canadian.
+ # Of course, these are different reasonable default values, originally
+ # specified directly in the Makefile.
+ # We don't export, so that autoconf can do its job.
+ # Note that all these settings are above the fragment inclusion point
+ # in Makefile.in, so can still be overridden by fragments.
+ # This is all going to change when we autoconfiscate...
+
+ CC_FOR_BUILD="\$(CC)"
+ GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
+ BUILD_DIR_PREFIX=
+ BUILD_PREFIX=
+ BUILD_PREFIX_1=loser-
+
+ AC_PROG_CC
+
+ # 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
+
+ CXX=${CXX-"c++"}
+ CFLAGS=${CFLAGS-"-g"}
+ CXXFLAGS=${CXXFLAGS-"-g -O2"}
+fi
+
+ACX_PROG_GNAT
+ACX_PROG_CMP_IGNORE_INITIAL
+
+# Check for GMP and MPFR
+gmplibs=
+gmpinc=
+have_gmp=yes
+# Specify a location for mpfr
+# check for this first so it ends up on the link line before gmp.
+AC_ARG_WITH(mpfr-dir, [ --with-mpfr-dir=PATH Specify source directory for MPFR library])
+
+if test "x$with_mpfr_dir" != x; then
+ gmpinc="-I$with_mpfr_dir/mpfr"
+ gmplibs="$with_mpfr_dir/libmpfr.a"
+else
+ gmplibs="-lmpfr"
+fi
+
+AC_ARG_WITH(mpfr, [ --with-mpfr=PATH Specify directory for installed MPFR library])
+
+if test "x$with_mpfr" != x; then
+ gmplibs="-L$with_mpfr/lib $gmplibs"
+ gmpinc="-I$with_mpfr/include"
+fi
+
+# Specify a location for gmp
+AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library])
+
+if test "x$with_gmp_dir" != x; then
+ gmpinc="$gmpinc -I$with_gmp_dir"
+ if test -f "$with_gmp_dir/.libs/libgmp.a"; then
+ gmplibs="$gmplibs $with_gmp_dir/.libs/libgmp.a"
+ elif test -f "$with_gmp_dir/_libs/libgmp.a"; then
+ gmplibs="$gmplibs $with_gmp_dir/_libs/libgmp.a"
+ fi
+ # One of the later tests will catch the error if neither library is present.
+else
+ gmplibs="$gmplibs -lgmp"
+fi
+
+AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library])
+
+if test "x$with_gmp" != x; then
+ gmplibs="-L$with_gmp/lib $gmplibs"
+ gmpinc="-I$with_gmp/include $gmpinc"
+fi
+
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS $gmpinc"
+# Check GMP actually works
+AC_MSG_CHECKING([for correct version of gmp.h])
+AC_TRY_COMPILE([#include "gmp.h"],[
+#if __GNU_MP_VERSION < 3
+choke me
+#endif
+], [AC_MSG_RESULT([yes])],
+ [AC_MSG_RESULT([no]); have_gmp=no])
+
+if test x"$have_gmp" = xyes; then
+ AC_MSG_CHECKING([for MPFR])
+
+ saved_LIBS="$LIBS"
+ LIBS="$LIBS $gmplibs"
+ AC_TRY_LINK([#include <gmp.h>
+#include <mpfr.h>], [mpfr_t n; mpfr_init(n);],
+ [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
+ LIBS="$saved_LIBS"
+ CFLAGS="$saved_CFLAGS"
+fi
+
+# Flags needed for both GMP and/or MPFR
+AC_SUBST(gmplibs)
+AC_SUBST(gmpinc)
+
+# By default, C is the only stage 1 language.
+stage1_languages=c
+AC_SUBST(stage1_languages)
+
+# 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 "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e 's/,$//'`
+
+ # 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
+ language=
+ lang_requires=
+ . ${lang_frag}
+ for other in ${lang_requires} ; do
+ case ,${enable_languages}, in
+ *,$other,*) ;;
+ *,all,*) ;;
+ *,$language,*)
+ echo " \`$other' language required by \`$language'; enabling" 1>&2
+ enable_languages="${enable_languages},${other}"
+ ;;
+ esac
+ done
+ ;;
+ esac
+ done
+
+ new_enable_languages=c
+ missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
+
+ 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=
+ boot_language=
+ build_by_default=
+ need_gmp=
+ . ${lang_frag}
+ # This is quite sensitive to the ordering of the case statement arms.
+ case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
+ *::*:*)
+ echo "${lang_frag} doesn't set \$language." 1>&2
+ exit 1
+ ;;
+ *:ada:no:*)
+ # Ada was requested with no preexisting GNAT. Disable unconditionally.
+ add_this_lang=no
+ ;;
+ *,${language},*:*:*:*)
+ # Language was explicitly selected; include it.
+ add_this_lang=yes
+ ;;
+ *,all,*:*:*:no)
+ # 'all' was selected, but this is not a default language
+ # so do not include it.
+ add_this_lang=no
+ ;;
+ *,all,*:*:*:*)
+ # 'all' was selected and this is a default language; include it.
+ add_this_lang=yes
+ ;;
+ *)
+ add_this_lang=no
+ ;;
+ esac
+
+ # Disable language that need GMP if it isn't available.
+ if test x"$need_gmp" = xyes && test x"$have_gmp" = xno; then
+ add_this_lang=no
+ fi
+
+ case $add_this_lang in
+ no)
+ # Remove language-dependent dirs.
+ eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
+ ;;
+ *)
+ new_enable_languages="$new_enable_languages,$language"
+ missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
+ case ${boot_language} in
+ yes)
+ # Add to (comma-separated) list of stage 1 languages.
+ stage1_languages="${stage1_languages},${language}"
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ done
+
+ missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
+ if test "x$missing_languages" != x; then
+ AC_MSG_ERROR([
+The following requested languages were not found: ${missing_languages}])
+ fi
+
+ if test "x$new_enable_languages" != "x$enable_languages"; then
+ echo The following languages will be built: ${new_enable_languages}
+ fi
+ enable_languages="$new_enable_languages"
+ ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[[^ ]]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
+fi
+
+# Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
+# $target_configdirs.
+# If we have the source for $noconfigdirs entries, add them to $notsupp.
+
+notsupp=""
+for dir in . $skipdirs $noconfigdirs ; do
+ dirname=`echo $dir | sed -e s/target-//g`
+ if 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 " ${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 $dir"
+ fi
+ fi
+ fi
+done
+
+# Sometimes the tools are distributed with libiberty but with no other
+# libraries. In that case, we don't want to build target-libiberty.
+if test -n "${target_configdirs}" ; then
+ others=
+ for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
+ if test "$i" != "libiberty" ; then
+ if test -r $srcdir/$i/configure ; then
+ others=yes;
+ break;
+ fi
+ fi
+ done
+ if test -z "${others}" ; then
+ target_configdirs=
+ fi
+fi
+
+# Quietly strip out all directories which aren't configurable in this tree.
+# This relies on all configurable subdirectories being autoconfiscated, which
+# is now the case.
+build_configdirs_all="$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} $i"
+ fi
+done
+
+target_configdirs_all="$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
+
+copy_dirs=
+
+# 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"${with_headers}" != xyes ; then
+ case "${exec_prefixoption}" in
+ "") x=${prefix} ;;
+ *) x=${exec_prefix} ;;
+ esac
+ copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/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"${with_libs}" != xyes ; then
+ # Copy the libraries in reverse order, so that files in the first named
+ # library override files in subsequent libraries.
+ case "${exec_prefixoption}" in
+ "") x=${prefix} ;;
+ *) x=${exec_prefix} ;;
+ esac
+ for l in ${with_libs}; do
+ copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
+ done
+ fi
+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 > $2/COPIED
+ fi
+ shift; shift
+done
+
+extra_arflags_for_target=
+extra_nmflags_for_target=
extra_ranlibflags_for_target=
target_makefile_frag=/dev/null
case "${target}" in
powerpc-*-netware*)
target_makefile_frag="config/mt-netware"
;;
- *-*-linux*)
- target_makefile_frag="config/mt-linux"
+ *-*-linux* | *-*-gnu* | *-*-k*bsd*-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
extra_host_args="$extra_host_args --with-newlib"
fi
+if test x${with_libbanshee} = xyes && echo " ${configdirs} " | grep " libbanshee " >/dev/null 2>&1; then
+ extra_host_args="$extra_host_args --with-libbanshee"
+fi
# Default to using --with-stabs for certain targets.
if test x${with_stabs} = x ; then
;;
esac
-# If we aren't going to be using gcc, see if we can extract a definition
-# of CC from the fragment.
-# Actually, use the 'pre-extracted' version above.
-if test -z "${CC}" && test "${build}" = "${host}" ; then
- IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
- found=
- for dir in $PATH; do
- test -z "$dir" && dir=.
- if test -f $dir/gcc; then
- found=yes
- break
- fi
- done
- IFS="$save_ifs"
- if test -z "${found}" && test -n "${tentative_cc}" ; then
- CC=$tentative_cc
- fi
-fi
-
# Some systems (e.g., one of the i386-aix systems the gas testers are
# using) don't handle "\$" correctly, so don't use it here.
tooldir='${exec_prefix}'/${target_alias}
build_tooldir=${tooldir}
-# Generate a default definition for YACC. This is used if the makefile can't
-# locate bison or byacc in objdir.
-
-for prog in 'bison -y' byacc yacc
-do
- set dummy $prog; tmp=$2
- IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
- for dir in $PATH; do
- test -z "$dir" && dir=.
- if test -f $dir/$tmp; then
- DEFAULT_YACC="$prog"
- break
- fi
- done
- IFS="$save_ifs"
-
- test -n "$DEFAULT_YACC" && break
-done
-
-# Generate a default definition for M4. This is used if the makefile can't
-# locate m4 in objdir.
-
-for prog in gm4 gnum4 m4
-do
- set dummy $prog; tmp=$2
- IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
- for dir in $PATH; do
- test -z "$dir" && dir=.
- if test -f $dir/$tmp; then
- DEFAULT_M4="$prog"
- break
- fi
- done
- IFS="$save_ifs"
-
- test -n "$DEFAULT_M4" && break
-done
-
-# Generate a default definition for LEX. This is used if the makefile can't
-# locate flex in objdir.
-
-for prog in flex lex
-do
- set dummy $prog; tmp=$2
- IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
- for dir in $PATH; do
- test -z "$dir" && dir=.
- if test -f $dir/$tmp; then
- DEFAULT_LEX="$prog"
- break
- fi
- done
- IFS="$save_ifs"
-
- test -n "$DEFAULT_LEX" && break
-done
-
-if test "${build}" != "${host}" ; then
- # If we are doing a Canadian Cross, in which the host and build systems
- # are not the same, we set reasonable default values for the tools.
-
- BISON=${BISON-bison}
- CC=${CC-${host_alias}-gcc}
- CFLAGS=${CFLAGS-"-g -O2"}
- CXX=${CXX-${host_alias}-c++}
- CXXFLAGS=${CXXFLAGS-"-g -O2"}
- CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
- CC_FOR_TARGET=${CC_FOR_TARGET-${target_alias}-gcc}
- CXX_FOR_TARGET=${CXX_FOR_TARGET-${target_alias}-c++}
- GCJ_FOR_TARGET=${GCJ_FOR_TARGET-${target_alias}-gcj}
- GCC_FOR_TARGET=${GCC_FOR_TARGET-${CC_FOR_TARGET-${target_alias}-gcc}}
- BUILD_PREFIX=${build_alias}-
- BUILD_PREFIX_1=${build_alias}-
- MAKEINFO=${MAKEINFO-makeinfo}
-
- if test -z "${YACC}" ; then
- IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
- for dir in $PATH; do
- test -z "$dir" && dir=.
- if test -f $dir/bison; then
- YACC="bison -y"
- break
- fi
- if test -f $dir/byacc; then
- YACC=byacc
- break
- fi
- if test -f $dir/yacc; then
- YACC=yacc
- break
- fi
- done
- IFS="$save_ifs"
- if test -z "${YACC}" ; then
- YACC="bison -y"
- fi
- fi
-
- if test -z "${LEX}" ; then
- IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
- for dir in $PATH; do
- test -z "$dir" && dir=.
- if test -f $dir/flex; then
- LEX=flex
- break
- fi
- if test -f $dir/lex; then
- LEX=lex
- break
- fi
- done
- IFS="$save_ifs"
- LEX=${LEX-flex}
- fi
-
-else
- # Set reasonable default values for some tools even if not Canadian.
- # Of course, these are different reasonable default values, originally
- # specified directly in the Makefile.
- # We don't export, so that autoconf can do its job.
- # Note that all these settings are above the fragment inclusion point
- # in Makefile.in, so can still be overridden by fragments.
- # This is all going to change when we autoconfiscate...
-
- BISON="\$(USUAL_BISON)"
- CC_FOR_BUILD="\$(CC)"
- GCC_FOR_TARGET="\$(USUAL_GCC_FOR_TARGET)"
- BUILD_PREFIX=
- BUILD_PREFIX_1=loser-
- MAKEINFO="\$(USUAL_MAKEINFO)"
- LEX="\$(USUAL_LEX)"
- YACC="\$(USUAL_YACC)"
-
- # If CC is still not set, try to get gcc.
- cc_prog_is_gcc=
- if test -z "${CC}" ; then
- IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}:"
- for dir in $PATH; do
- test -z "$dir" && dir=.
- if test -f $dir/gcc; then
- CC="gcc"
- cc_prog_is_gcc=yes
- echo 'void f(){}' > conftest.c
- if test -z "`${CC} -g -c conftest.c 2>&1`"; then
- CFLAGS=${CFLAGS-"-g -O2"}
- CXXFLAGS=${CXXFLAGS-"-g -O2"}
- else
- CFLAGS=${CFLAGS-"-O2"}
- CXXFLAGS=${CXXFLAGS-"-O2"}
- fi
- rm -f conftest*
- break
- fi
- done
- IFS="$save_ifs"
- CC=${CC-cc}
- else
- # Determine if we are using gcc.
- cat > conftest.c <<EOF
-#ifdef __GNUC__
- yes;
-#endif
-EOF
- if ${CC} -E conftest.c | grep yes >/dev/null 2>&1; then
- cc_prog_is_gcc=yes
- fi
- rm -f conftest.c
- if test -z "${CFLAGS}"; then
- # Here CC is set but CFLAGS is not. Use a quick hack to use -O2 if CC
- # is set to a version of gcc.
- if test "$cc_prog_is_gcc" = yes; then
- echo 'void f(){}' > conftest.c
- if test -z "`${CC} -g -c conftest.c 2>&1`"; then
- CFLAGS=${CFLAGS-"-g -O2"}
- CXXFLAGS=${CXXFLAGS-"-g -O2"}
- else
- CFLAGS=${CFLAGS-"-O2"}
- CXXFLAGS=${CXXFLAGS-"-O2"}
- fi
- rm -f conftest*
- fi
- fi
- fi
-
- # 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 "$LD"; then
- if test "$cc_prog_is_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
-
- CXX=${CXX-"c++"}
- CFLAGS=${CFLAGS-"-g"}
- CXXFLAGS=${CXXFLAGS-"-g -O2"}
-fi
-
-# FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
-# Set up the list of links to be made.
-# ${links} is the list of link names, and ${files} is the list of names to link to.
-
-# Make the links.
-configlinks="${links}"
-if test -r ./config.status ; then
- mv -f ./config.status ./config.back
-fi
-while test -n "${files}" ; do
- # set file to car of files, files to cdr of files
- set ${files}; file=$1; shift; files=$*
- set ${links}; link=$1; shift; links=$*
-
- if test ! -r ${srcdir}/${file} ; then
- if test ! -r ${file} ; then
- echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
- echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
- exit 1
- else
- srcfile=${file}
- fi
- else
- srcfile=${srcdir}/${file}
- fi
-
- ${remove} -f ${link}
- # Make a symlink if possible, otherwise try a hard link
- if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
- true
- else
- # We need to re-remove the file because Lynx leaves a
- # very strange directory there when it fails an NFS symlink.
- ${remove} -r -f ${link}
- ${hard_link} ${srcfile} ${link}
- fi
- if test ! -r ${link} ; then
- echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
- exit 1
- fi
-
- echo "Linked \"${link}\" to \"${srcfile}\"."
-done
+# 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 && ${PWDCMD-pwd}`/missing
+AC_CHECK_PROGS([CONFIGURED_BISON], [bison], [$MISSING bison])
+AC_CHECK_PROGS([CONFIGURED_YACC], ['bison -y' byacc yacc], [$MISSING bison -y])
+AC_CHECK_PROGS([CONFIGURED_M4], [gm4 gnum4 m4], [$MISSING m4])
+AC_CHECK_PROGS([CONFIGURED_FLEX], [flex], [$MISSING flex])
+AC_CHECK_PROGS([CONFIGURED_LEX], [flex lex], [$MISSING flex])
+AC_CHECK_PROGS([CONFIGURED_MAKEINFO], makeinfo, [$MISSING makeinfo])
# Create a .gdbinit file which runs the one in srcdir
# and tells GDB to look there for source files.
# Record target_configdirs and the configure arguments for target and
# build configuration in Makefile.
target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
-
-# This is the final value for target_configdirs. configdirs already
-# has its final value, as does build_modules. It's time to create some
-# lists of valid targets.
-
-all_build_modules=
-configure_build_modules=
-for module in ${build_modules} ; do
- all_build_modules=all-build-${module}
- configure_build_modules=configure-build-${module}
-done
+build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
# Determine whether gdb needs tk/tcl or not.
# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
;;
esac
-# Create the 'maybe dependencies'. This uses a temporary file.
+# 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.
-rm -f maybedep.tmp
-echo '# maybedep.tmp' > maybedep.tmp
-# Make-targets which may need maybe dependencies.
-mts="configure all install check clean distclean dvi info install-info"
-mts="${mts} installcheck mostlyclean maintainer-clean TAGS"
+# Loop over modules. $extrasub must be used with care, limiting as
+# much as possible the usage of range addresses. That's because autoconf
+# splits the sed script to overcome limits in the number of commands,
+# and relying on carefully-timed sed passes may turn out to be very hard
+# to maintain later. In this particular case, you just have to be careful
+# not to nest @if/@endif pairs, because configure will not warn you at all.
+
+AC_ARG_ENABLE([bootstrap],
+[ --enable-bootstrap Enable bootstrapping [no]],,
+enable_bootstrap=no)
+if test -d ${srcdir}/gcc; then
+ case "$host:$target:$enable_bootstrap" in
+ $build:$build:yes | *:no) ;;
+ *:yes) AC_MSG_ERROR([cannot bootstrap a cross-compiler]) ;;
+ *) AC_MSG_ERROR([invalid option for --enable-bootstrap]) ;;
+ esac
+else
+ if test $enable_bootstrap = yes; then
+ AC_MSG_ERROR([cannot bootstrap without a compiler])
+ fi
+fi
-# Loop over modules and make-targets.
-for module in ${build_modules} ; do
+case "$enable_bootstrap" in
+ yes)
+ default_target=bootstrap
+ bootstrap_suffix=bootstrap ;;
+ no)
+ default_target=all
+ bootstrap_suffix=no-bootstrap ;;
+esac
+AC_SUBST(default_target)
+
+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
- for mt in ${mts} ; do
- case ${mt} in
- install) ;; # No installing build modules.
- *) echo "maybe-${mt}-build-${module}: ${mt}-build-${module}" >> maybedep.tmp ;;
- esac
- done
+ extrasub="$extrasub
+/^@if build-$module\$/d
+/^@endif build-$module\$/d
+/^@if build-$module-$bootstrap_suffix\$/d
+/^@endif build-$module-$bootstrap_suffix\$/d"
done
for module in ${configdirs} ; do
if test -z "${no_recursion}" \
echo 1>&2 "*** removing ${module}/Makefile to force reconfigure"
rm -f ${module}/Makefile
fi
- for mt in ${mts} ; do
- echo "maybe-${mt}-${module}: ${mt}-${module}" >> maybedep.tmp
- done
+ extrasub="$extrasub
+/^@if $module\$/d
+/^@endif $module\$/d
+/^@if $module-$bootstrap_suffix\$/d
+/^@endif $module-$bootstrap_suffix\$/d"
done
for module in ${target_configdirs} ; do
if test -z "${no_recursion}" \
echo 1>&2 "*** removing ${target_subdir}/${module}/Makefile to force reconfigure"
rm -f ${target_subdir}/${module}/Makefile
fi
- for mt in ${mts} ; do
- echo "maybe-${mt}-target-${module}: ${mt}-target-${module}" >> maybedep.tmp
- done
+ extrasub="$extrasub
+/^@if target-$module\$/d
+/^@endif target-$module\$/d
+/^@if target-$module-$bootstrap_suffix\$/d
+/^@endif target-$module-$bootstrap_suffix\$/d"
done
-maybe_dependencies=maybedep.tmp
-AC_SUBST_FILE(maybe_dependencies)
+
+extrasub="$extrasub
+/^@if /,/^@endif /d"
# Create the serialization dependencies. This uses a temporary file.
# at the end of the argument list.
# These will be expanded by make, so quote '$'.
cat <<\EOF_SED > conftestsed
-s/ --no[[^ ]]* / /
-s/ --c[[a-z-]]*[[= ]][[^ ]]* / /
-s/ --sr[[a-z-]]*[[= ]][[^ ]]* / /
-s/ --ho[[a-z-]]*[[= ]][[^ ]]* / /
-s/ --bu[[a-z-]]*[[= ]][[^ ]]* / /
-s/ --t[[a-z-]]*[[= ]][[^ ]]* / /
-s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]* / /
-s/ -cache-file[[= ]][[^ ]]* / /
-s/ -srcdir[[= ]][[^ ]]* / /
-s/ -host[[= ]][[^ ]]* / /
-s/ -build[[= ]][[^ ]]* / /
-s/ -target[[= ]][[^ ]]* / /
-s/ -program-prefix[[= ]][[^ ]]* / /
-s/ -program-suffix[[= ]][[^ ]]* / /
-s/ -program-transform-name[[= ]][[^ ]]* / /
+s/ --no[[^ ]]*/ /g
+s/ --c[[a-z-]]*[[= ]][[^ ]]*//g
+s/ --sr[[a-z-]]*[[= ]][[^ ]]*//g
+s/ --ho[[a-z-]]*[[= ]][[^ ]]*//g
+s/ --bu[[a-z-]]*[[= ]][[^ ]]*//g
+s/ --t[[a-z-]]*[[= ]][[^ ]]*//g
+s/ --program-[[pst]][[a-z-]]*[[= ]][[^ ]]*//g
+s/ -cache-file[[= ]][[^ ]]*//g
+s/ -srcdir[[= ]][[^ ]]*//g
+s/ -host[[= ]][[^ ]]*//g
+s/ -build[[= ]][[^ ]]*//g
+s/ -target[[= ]][[^ ]]*//g
+s/ -program-prefix[[= ]][[^ ]]*//g
+s/ -program-suffix[[= ]][[^ ]]*//g
+s/ -program-transform-name[[= ]][[^ ]]*//g
s/ [[^' -][^ ]*] / /
s/^ *//;s/ *$//
s,\$,$$,g
fi
GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)'
+if test "x${GFORTRAN_FOR_TARGET+set}" = xset; then
+ :
+elif test -d ${srcdir}/gcc; then
+ GFORTRAN_FOR_TARGET='$$r/gcc/gfortran -B$$r/gcc/'
+elif test "$host" = "$target"; then
+ GFORTRAN_FOR_TARGET='gfortran'
+else
+ GFORTRAN_FOR_TARGET=`echo gfortran | sed "${program_transform_name}"`
+fi
+case $GFORTRAN_FOR_TARGET in
+*' $(FLAGS_FOR_TARGET)') ;;
+*) GFORTRAN_FOR_TARGET=$GFORTRAN_FOR_TARGET' $(FLAGS_FOR_TARGET)' ;;
+esac
+
# Don't use libstdc++-v3's flags to configure/build itself.
libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
# Wrap CC_FOR_TARGET and friends, for certain types of builds.
CC_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${CC_FOR_TARGET}"
GCJ_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GCJ_FOR_TARGET}"
+GFORTRAN_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${GFORTRAN_FOR_TARGET}"
CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qCXX_FOR_TARGET}"
RAW_CXX_FOR_TARGET="\$(STAGE_CC_WRAPPER) ${qRAW_CXX_FOR_TARGET}"
CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqCXX_FOR_TARGET}"
RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE="\$(STAGE_CC_WRAPPER) ${qqRAW_CXX_FOR_TARGET}"
# Makefile fragments.
-host_makefile_frag=${srcdir}/${host_makefile_frag}
-target_makefile_frag=${srcdir}/${target_makefile_frag}
-alphaieee_frag=${srcdir}/${alphaieee_frag}
-ospace_frag=${srcdir}/${ospace_frag}
+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)
# Miscellanea: directories, flags, etc.
AC_SUBST(SET_LIB_PATH)
AC_SUBST(RPATH_ENVVAR)
+AC_SUBST(BUILD_DIR_PREFIX)
AC_SUBST(BUILD_PREFIX)
AC_SUBST(BUILD_PREFIX_1)
-AC_SUBST(configlinks)
AC_SUBST(gcc_version_trigger)
AC_SUBST(gcc_version)
AC_SUBST(tooldir)
# Build module lists & subconfigure args.
AC_SUBST(build_configargs)
-AC_SUBST(configure_build_modules)
-AC_SUBST(all_build_modules)
+AC_SUBST(build_configdirs)
# Host module lists & subconfigure args.
AC_SUBST(host_configargs)
AC_SUBST(target_configdirs)
# Build tools.
-AC_SUBST(BISON)
AC_SUBST(CC_FOR_BUILD)
-AC_SUBST(LEX)
-AC_SUBST(MAKEINFO)
-AC_SUBST(YACC)
AC_SUBST(config_shell)
# Host tools.
AC_SUBST(CFLAGS)
AC_SUBST(CFLAGS_FOR_BUILD)
AC_SUBST(CXXFLAGS)
-AC_SUBST(DEFAULT_YACC)
-AC_SUBST(DEFAULT_LEX)
-AC_SUBST(DEFAULT_M4)
# Target tools.
-NCN_STRICT_CHECK_TARGET_TOOL(AR_FOR_TARGET, ar)
-NCN_STRICT_CHECK_TARGET_TOOL(AS_FOR_TARGET, as)
-NCN_STRICT_CHECK_TARGET_TOOL(DLLTOOL_FOR_TARGET, dlltool)
-NCN_STRICT_CHECK_TARGET_TOOL(LD_FOR_TARGET, ld)
-NCN_STRICT_CHECK_TARGET_TOOL(NM_FOR_TARGET, nm)
-NCN_STRICT_CHECK_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
-NCN_STRICT_CHECK_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
+NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AR_FOR_TARGET, ar)
+NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_AS_FOR_TARGET, as)
+NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_DLLTOOL_FOR_TARGET, dlltool)
+NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_LD_FOR_TARGET, ld)
+NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_NM_FOR_TARGET, nm)
+NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_RANLIB_FOR_TARGET, ranlib, :)
+NCN_STRICT_CHECK_TARGET_TOOL(CONFIGURED_WINDRES_FOR_TARGET, windres)
AC_SUBST(GCC_FOR_TARGET)
AC_SUBST(FLAGS_FOR_TARGET)
AC_SUBST(CC_FOR_TARGET)
AC_SUBST(GCJ_FOR_TARGET)
+AC_SUBST(GFORTRAN_FOR_TARGET)
AC_SUBST(CXX_FOR_TARGET)
AC_SUBST(RAW_CXX_FOR_TARGET)
AC_SUBST(CXX_FOR_TARGET_FOR_RECURSIVE_MAKE)
NM_FOR_TARGET="\$(USUAL_NM_FOR_TARGET)"
RANLIB_FOR_TARGET="\$(USUAL_RANLIB_FOR_TARGET)"
WINDRES_FOR_TARGET="\$(USUAL_WINDRES_FOR_TARGET)"
+else
+ # Just use the ones we found.
+ AR_FOR_TARGET="\$(CONFIGURED_AR_FOR_TARGET)"
+ AS_FOR_TARGET="\$(CONFIGURED_AS_FOR_TARGET)"
+ DLLTOOL_FOR_TARGET="\$(CONFIGURED_DLLTOOL_FOR_TARGET)"
+ LD_FOR_TARGET="\$(CONFIGURED_LD_FOR_TARGET)"
+ NM_FOR_TARGET="\$(CONFIGURED_NM_FOR_TARGET)"
+ RANLIB_FOR_TARGET="\$(CONFIGURED_RANLIB_FOR_TARGET)"
+ WINDRES_FOR_TARGET="\$(CONFIGURED_WINDRES_FOR_TARGET)"
fi
+AC_SUBST(AR_FOR_TARGET)
+AC_SUBST(AS_FOR_TARGET)
+AC_SUBST(DLLTOOL_FOR_TARGET)
+AC_SUBST(LD_FOR_TARGET)
+AC_SUBST(NM_FOR_TARGET)
+AC_SUBST(RANLIB_FOR_TARGET)
+AC_SUBST(WINDRES_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}
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 ;;
+ powerpc-*-darwin*)
+ # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
+ # sources; use -no-cpp-precomp to get to GNU cpp.
+ # Apple's GCC has bugs in designated initializer handling, so disable
+ # that too.
+ stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
+ ;;
+esac
+AC_SUBST(stage1_cflags)
+
+# It makes debugging easier if we create as symlinks the stage directories
+# gcc for stageN-gcc and stage-prev for stage(N-1). In case this is not
+# possible, however, we can resort to mv.
+AC_CACHE_CHECK([if symbolic links between directories work],
+[gcc_cv_prog_ln_s_dir],
+[if test "${LN_S}" = "ln -s" \
+ && mkdir confdir.s1 \
+ && ln -s confdir.s1 confdir.s2 \
+ && echo timestamp1 > confdir.s1/conftest.1 \
+ && cmp confdir.s1/conftest.1 confdir.s2/conftest.1 \
+ && echo timestamp2 > confdir.s2/conftest.2 \
+ && cmp confdir.s1/conftest.2 confdir.s1/conftest.2 \
+ && rm -f confdir.s2; then
+ gcc_cv_prog_ln_s_dir=yes
+else
+ gcc_cv_prog_ln_s_dir=yes
+fi
+rm -rf confdir.s1 confdir.s2])
+
+case ${gcc_cv_prog_ln_s_dir} in
+ yes)
+ CREATE_LINK_TO_DIR='ln -s $$1 $$2'
+ UNDO_LINK_TO_DIR='rm -f $$1' ;;
+ *)
+ CREATE_LINK_TO_DIR='mv $$1 $$2'
+ UNDO_LINK_TO_DIR='mv $$1 $$2' ;;
+esac
+AC_SUBST(CREATE_LINK_TO_DIR)
+AC_SUBST(UNDO_LINK_TO_DIR)
+
+# Enable -Werror in bootstrap stage2 and later.
+# Change the default to "no" on release branches.
+AC_ARG_ENABLE(werror,
+[ --enable-werror enable -Werror in bootstrap stage2 and later], [],
+[enable_werror=yes])
+case ${enable_werror} in
+ yes) stage2_werror_flag="--enable-werror-always" ;;
+ *) stage2_werror_flag="" ;;
+esac
+AC_SUBST(stage2_werror_flag)
+
AC_OUTPUT(Makefile)
projects / binutils.git / blobdiff