From cfc26d93b59dead7d8c92d654a9514a92f58d493 Mon Sep 17 00:00:00 2001 From: Nathanael Nerode Date: Thu, 11 Mar 2004 05:15:36 +0000 Subject: (top level) 2004-03-11 Nathanael Nerode * configure: Regenerate. 2004-03-08 Paolo Bonzini PR ada/14131 Move language detection to the top level. * configure.in: Find default values for the tools as soon as possible. Disable ada if GNAT is not found. Emit error message about missing languages. Expand --enable-languages=all for the gcc subdirectory. (config) 2004-03-08 Paolo Bonzini PR ada/14131 Move language detection to the top level. * acx.m4 (ACX_PROG_GNAT): New macro, moved here from the gcc subdirectory. 2004-03-09 Hans-Peter Nilsson * accross.m4 (AC_C_BIGENDIAN_CROSS): Compile endian probe with "-c". Properly quote parameter for AC_MSG_ERROR. --- configure.in | 904 ++++++++++++++++++++++++++++++----------------------------- 1 file changed, 467 insertions(+), 437 deletions(-) (limited to 'configure.in') diff --git a/configure.in b/configure.in index 6b8154a35..485d8f3b6 100644 --- a/configure.in +++ b/configure.in @@ -747,273 +747,6 @@ 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 > $2/COPIED - fi - shift; shift -done - # Work in distributions that contain no compiler tools, like Autoconf. tentative_cc="" host_makefile_frag=/dev/null @@ -1165,6 +898,473 @@ case "${host}" in esac fi +# 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}" != "${host}" ; then + # If we are doing a Canadian Cross, in which the host and build systems + # are not the same, we set reasonable default values for the tools. + + BISON=${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 </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 + +ACX_PROG_GNAT + +# 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, and $build_by_default + language= + target_libs= + lang_dirs= + build_by_default= + . ${lang_frag} + # This is quite sensitive to the ordering of the case statement arms. + case ,${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 + 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/,$language,/,/"`" ;; + esac + ;; + esac + done + + missing_languages="`echo "$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 + # 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 > $2/COPIED + fi + shift; shift +done + extra_arflags_for_target= extra_nmflags_for_target= extra_ranlibflags_for_target= @@ -1279,25 +1479,6 @@ case "${host}" in ;; 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}'/${target_alias} @@ -1360,157 +1541,6 @@ do test -n "$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 </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. -- cgit v1.2.3