X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=configure.in;h=4ec0d21a9e12d2d88ecaa2d134ce70a44c522ee6;hb=4bd2b877e855cab0c99a0d9ca9881e3360b3b71b;hp=b286f1aa7ef4c9ee9cf8d4fbbdfbb61b258e613d;hpb=c8241dd9daf54590be978595015abcee01bcf061;p=pf3gnuchains%2Fgcc-fork.git diff --git a/configure.in b/configure.in index b286f1aa7ef..4ec0d21a9e1 100644 --- a/configure.in +++ b/configure.in @@ -1,5 +1,5 @@ # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, -# 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. +# 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. # # This file is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by @@ -18,6 +18,8 @@ ############################################################################## ### 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 @@ -25,8 +27,8 @@ AC_ARG_PROGRAM # 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 @@ -126,7 +128,7 @@ fi # 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 @@ -149,9 +151,11 @@ target_libraries="target-libiberty \ target-libgloss \ target-newlib \ target-libstdc++-v3 \ - target-libf2c \ + target-libmudflap \ + target-libgfortran \ ${libgcj} \ - target-libobjc" + target-libobjc \ + target-libada" # these tools are built using the target libraries, and are intended to # run only in the target environment @@ -277,26 +281,26 @@ case "${host}" in noconfigdirs="$noconfigdirs byacc" ;; i[[3456789]]86-*-vsta) - noconfigdirs="tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext" + noconfigdirs="$noconfigdirs tcl expect dejagnu make texinfo bison patch flex byacc send-pr gprof uudecode dejagnu diff guile perl itcl tix gnuserv gettext" ;; i[[3456789]]86-*-go32* | i[[3456789]]86-*-msdosdjgpp*) - noconfigdirs="tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi" + noconfigdirs="$noconfigdirs tcl tk expect dejagnu send-pr uudecode guile itcl tix gnuserv libffi" ;; i[[3456789]]86-*-mingw32*) # noconfigdirs="tcl tk expect dejagnu make texinfo bison patch flex byacc send-pr uudecode dejagnu diff guile perl itcl tix gnuserv" - noconfigdirs="expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool" + noconfigdirs="$noconfigdirs expect dejagnu autoconf automake send-pr rcs guile perl texinfo libtool" ;; i[[3456789]]86-*-beos*) noconfigdirs="$noconfigdirs tk itcl tix libgui gdb" ;; *-*-cygwin*) - noconfigdirs="autoconf automake send-pr rcs guile perl" + noconfigdirs="$noconfigdirs autoconf automake send-pr rcs guile perl" ;; *-*-netbsd*) - noconfigdirs="rcs" + noconfigdirs="$noconfigdirs rcs" ;; ppc*-*-pe) - noconfigdirs="patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv" + noconfigdirs="$noconfigdirs patch diff make tk tcl expect dejagnu autoconf automake texinfo bison send-pr gprof rcs guile perl itcl tix gnuserv" ;; powerpc-*-beos*) noconfigdirs="$noconfigdirs tk itcl tix libgui gdb dejagnu readline" @@ -306,6 +310,26 @@ case "${host}" in ;; 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=$enableval, +ENABLE_LIBADA=yes) +if test "${ENABLE_LIBADA}" != "yes" ; then + noconfigdirs="$noconfigdirs target-libada" +fi + # Save it here so that, even in case of --enable-libgcj, if the Java # front-end isn't enabled, we still get libgcj disabled. libgcj_saved=$libgcj @@ -322,6 +346,18 @@ no) ;; esac + +# Allow --disable-libmudflap to exclude target-libmudflap +case $enable_libmudflap in +yes | "") + # By default it's enabled + ;; +no) + noconfigdirs="$noconfigdirs target-libmudflap" + ;; +esac + + case "${target}" in *-*-chorusos) noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}" @@ -337,9 +373,25 @@ case "${target}" in *-*-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" @@ -362,12 +414,6 @@ case "${target}" in ;; *-*-rtems*) noconfigdirs="$noconfigdirs target-libgloss ${libgcj}" - case ${target} in - h8300*-*-* | h8500-*-*) - noconfigdirs="$noconfigdirs target-libf2c" - ;; - *) ;; - esac ;; *-*-uclinux*) noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}" @@ -388,9 +434,6 @@ case "${target}" in # 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 ${libgcj}" @@ -471,10 +514,10 @@ case "${target}" in 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 ${libgcj}" ;; hppa*64*-*-linux* | parisc*64*-*-linux*) # In this case, it's because the hppa64-linux target is for @@ -509,9 +552,6 @@ case "${target}" in 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. @@ -545,8 +585,13 @@ case "${target}" in *-*-cygwin*) target_configdirs="$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 @@ -625,7 +670,7 @@ case "${target}" in noconfigdirs="$noconfigdirs target-newlib gprof ${libgcj}" ;; rs6000-*-aix*) - noconfigdirs="$noconfigdirs gprof ${libgcj}" + noconfigdirs="$noconfigdirs gprof target-libgloss ${libgcj}" ;; rs6000-*-*) noconfigdirs="$noconfigdirs gprof ${libgcj}" @@ -634,8 +679,7 @@ case "${target}" in 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 ${libgcj}" ;; mips*-*-irix6*) # Linking libjava exceeds command-line length limits on at least @@ -653,6 +697,9 @@ case "${target}" in mipstx39-*-*) noconfigdirs="$noconfigdirs gprof ${libgcj}" # same as generic mips ;; + mips64*-*-linux*) + noconfigdirs="$noconfigdirs target-newlib ${libgcj}" + ;; mips*-*-linux*) noconfigdirs="$noconfigdirs target-newlib target-libgloss" ;; @@ -735,273 +782,6 @@ case "${noconfigdirs}" in *target-newlib*) noconfigdirs="$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 > $2/COPIED - fi - shift; shift -done - # Work in distributions that contain no compiler tools, like Autoconf. tentative_cc="" host_makefile_frag=/dev/null @@ -1153,120 +933,6 @@ case "${host}" in esac fi -extra_arflags_for_target= -extra_nmflags_for_target= -extra_ranlibflags_for_target= -target_makefile_frag=/dev/null -case "${target}" in - i[[3456789]]86-*-netware*) - target_makefile_frag="config/mt-netware" - ;; - powerpc-*-netware*) - target_makefile_frag="config/mt-netware" - ;; - *-*-linux*) - target_makefile_frag="config/mt-linux" - ;; - *-*-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*) - # ranlib from Darwin 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 - -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 - -# Set with_gnu_as and with_gnu_ld as appropriate. -# -# This is done by determining whether or not the appropriate directory -# is available, and by checking whether or not specific configurations -# have requested that this magic not happen. -# -# The command line options always override the explicit settings in -# configure.in, and the settings in configure.in override this magic. -# -# If the default for a toolchain is to use GNU as and ld, and you don't -# want to do that, then you should use the --without-gnu-as and -# --without-gnu-ld options for the configure script. - -if 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 " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then - with_gnu_ld=yes - extra_host_args="$extra_host_args --with-gnu-ld" -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 - - -# Default to using --with-stabs for certain targets. -if test x${with_stabs} = x ; then - case "${target}" in - mips*-*-irix6*) - ;; - 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="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include" - ;; -esac - # If we aren't going to be using gcc, see if we can extract a definition # of CC from the fragment. # Actually, use the 'pre-extracted' version above. @@ -1286,68 +952,6 @@ if test -z "${CC}" && test "${build}" = "${host}" ; then 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}" != "${host}" ; then # If we are doing a Canadian Cross, in which the host and build systems # are not the same, we set reasonable default values for the tools. @@ -1499,50 +1103,507 @@ EOF CXXFLAGS=${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 ${files} is the list of names to link to. +ACX_PROG_GNAT +ACX_PROG_CMP_IGNORE_INITIAL + +# Check for GMP +gmplibs= +gmpinc= +have_gmp=yes +# Specify a location for gmp +AC_ARG_WITH(gmp-dir, [ --with-gmp-dir=PATH Specify source directory for GMP library]) + +if test "x$with_gmp_dir" != x && test -f "$with_gmp_dir/gmp.h"; then + gmpinc="-I$with_gmp_dir" + if test -f "$with_gmp_dir/.libs/libgmp.a"; then + gmplibs="$with_gmp_dir/.libs/libgmp.a" + elif test -f "$with_gmp_dir/_libs/libgmp.a"; then + gmplibs="$with_gmp_dir/_libs/libgmp.a" + fi + # One of the later tests will catch the error if neither library is present. +fi + +AC_ARG_WITH(gmp, [ --with-gmp=PATH Specify directory for installed GMP library]) -# Make the links. -configlinks="${links}" -if test -r ./config.status ; then - mv -f ./config.status ./config.back +if test "x$with_gmp" != x && test -d "$with_gmp"; then + gmplibs="-L$with_gmp/lib -lgmp" + gmpinc="-I$with_gmp/include" fi -while test -n "${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}/${file}\" does not exist." 1>&2 - exit 1 + +# Use system gmp if nothing else specified +if test "x$gmplibs" = x; then + gmplibs="-lgmp" +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 mpf_init in -lgmp]) + + saved_LIBS="$LIBS" + LIBS="$LIBS $gmplibs" + AC_TRY_LINK([#include ], [mpf_t n; mpf_init(n);], + [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no]) + LIBS="$saved_LIBS" + CFLAGS="$saved_CFLAGS" +fi + +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 - srcfile=${file} + enable_languages=all fi else - srcfile=${srcdir}/${file} + if test x"${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 - ${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} ${link} + new_enable_languages=c + missing_languages=`echo ",$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 "${others}" ; then + target_configdirs= + fi +fi + +# Quietly strip out all directories which aren't configurable in this tree. +# This relies on all configurable subdirectories being autoconfiscated, which +# is now the case. +configdirs_all="$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 - if test ! -r ${link} ; then - echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2 + # 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 - echo "Linked \"${link}\" to \"${srcfile}\"." +# 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 + i[[3456789]]86-*-netware*) + target_makefile_frag="config/mt-netware" + ;; + powerpc-*-netware*) + target_makefile_frag="config/mt-netware" + ;; + *-*-linux*) + target_makefile_frag="config/mt-linux" + ;; + *-*-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*) + # ranlib from Darwin 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 + +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 + +# Set with_gnu_as and with_gnu_ld as appropriate. +# +# This is done by determining whether or not the appropriate directory +# is available, and by checking whether or not specific configurations +# have requested that this magic not happen. +# +# The command line options always override the explicit settings in +# configure.in, and the settings in configure.in override this magic. +# +# If the default for a toolchain is to use GNU as and ld, and you don't +# want to do that, then you should use the --without-gnu-as and +# --without-gnu-ld options for the configure script. + +if 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 " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then + with_gnu_ld=yes + extra_host_args="$extra_host_args --with-gnu-ld" +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 + +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${with_stabs} = x ; then + case "${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="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include" + ;; +esac + +# Some systems (e.g., one of the i386-aix systems the gas testers are +# using) don't handle "\$" correctly, so don't use it here. +tooldir='${exec_prefix}'/${target_alias} +build_tooldir=${tooldir} + +# Generate default definitions for YACC, M4, LEX. These are used if the +# Makefile can't locate these programs in objdir. +MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing +AC_CHECK_PROGS([DEFAULT_YACC], ['bison -y' byacc yacc], [$MISSING bison]) +AC_CHECK_PROGS([DEFAULT_M4], [gm4 gnum4 m4], [$MISSING m4]) +AC_CHECK_PROGS([DEFAULT_LEX], [flex lex], [$MISSING flex]) + # Create a .gdbinit file which runs the one in srcdir # and tells GDB to look there for source files. @@ -1662,31 +1723,55 @@ case "$enable_gdbtk" in ;; esac -# Create the 'maybe dependencies'. This uses a temporary file. +# Strip out unwanted targets. # While at that, we remove Makefiles if we were started for recursive # configuration, so that the top-level Makefile reconfigures them, # like we used to do when configure itself was recursive. -rm -f maybedep.tmp -echo '# maybedep.tmp' > maybedep.tmp -# Make-targets which may need maybe dependencies. -mts="configure all install check clean distclean dvi info install-info" -mts="${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 $enable_bootstrap = yes; then + AC_MSG_ERROR([cannot bootstrap without a compiler]) + fi +fi + +case "$enable_bootstrap" in + yes) + default_target=bootstrap + bootstrap_suffix=bootstrap ;; + no) + default_target=all + bootstrap_suffix=no-bootstrap ;; +esac +AC_SUBST(default_target) -# Loop over modules and make-targets. for module in ${build_modules} ; do if test -z "${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}" \ @@ -1694,9 +1779,11 @@ for module in ${configdirs} ; do 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}" \ @@ -1704,12 +1791,15 @@ for module in ${target_configdirs} ; do 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. @@ -1772,21 +1862,21 @@ AC_SUBST_FILE(serialization_dependencies) # 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,\$,$$,g @@ -1974,6 +2064,20 @@ else fi GCJ_FOR_TARGET=$GCJ_FOR_TARGET' $(FLAGS_FOR_TARGET)' +if test "x${GFORTRAN_FOR_TARGET+set}" = xset; then + : +elif test -d ${srcdir}/gcc; then + GFORTRAN_FOR_TARGET='$$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$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs' @@ -2015,6 +2119,7 @@ qqRAW_CXX_FOR_TARGET=`echo "$qRAW_CXX_FOR_TARGET" | sed -e 's,[[$]][[$]],$$$$,g' # 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}" @@ -2035,7 +2140,6 @@ AC_SUBST(SET_LIB_PATH) AC_SUBST(RPATH_ENVVAR) AC_SUBST(BUILD_PREFIX) AC_SUBST(BUILD_PREFIX_1) -AC_SUBST(configlinks) AC_SUBST(gcc_version_trigger) AC_SUBST(gcc_version) AC_SUBST(tooldir) @@ -2085,18 +2189,19 @@ 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) @@ -2117,7 +2222,24 @@ if test "x${build}" = "x${host}" ; then 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} @@ -2142,4 +2264,67 @@ 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 ;; + 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)