X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=libjava%2Fconfigure.in;h=aaae5e69255efa26bdcb44328e1749b0cd0ce8af;hp=44c187bfb304c0ef6a846136382809a9772a050e;hb=81301f7eb40f1141bcc8854ba9c5b0fa3eb4a376;hpb=e581835cee6f3f43dbbd4d3ab45511a13dfb43ac diff --git a/libjava/configure.in b/libjava/configure.in index 44c187bfb30..aaae5e69255 100644 --- a/libjava/configure.in +++ b/libjava/configure.in @@ -1,10 +1,12 @@ dnl Process this with autoconf to create configure AC_INIT(java/lang/System.java) -dnl Can't be done in LIBGCJ_CONFIGURE because that confuses automake. -AC_CONFIG_AUX_DIR(..) +# This works around the fact that libtool configuration may change LD +# for this particular configuration, but some shells, instead of +# keeping the changes in LD private, export them just because LD is +# exported. +ORIGINAL_LD_FOR_MULTILIBS=$LD -AC_CANONICAL_SYSTEM AC_PROG_LN_S dnl We use these options to decide which functions to include. @@ -14,18 +16,24 @@ AC_ARG_WITH(target-subdir, AC_ARG_WITH(cross-host, [ --with-cross-host=HOST configuring with a cross compiler]) +AC_ARG_WITH(newlib, +[ --with-newlib Configuring with newlib]) + LIBGCJ_CONFIGURE(.) AM_CONFIG_HEADER(include/config.h gcj/libgcj-config.h) -# Only use libltdl for native builds. -if test -z "${with_cross_host}"; then +# Only use libltdl for non-newlib builds. +if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then AC_LIBLTDL_CONVENIENCE AC_LIBTOOL_DLOPEN DIRLTDL=libltdl - AC_DEFINE(USE_LTDL) + AC_DEFINE(USE_LTDL, 1, [Define if libltdl is in use.]) # Sigh. Libtool's macro doesn't do the right thing. INCLTDL="-I\$(top_srcdir)/libltdl $INCLTDL" + # FIXME: this is a hack. + sub_auxdir="`cd $ac_aux_dir && ${PWDCMD-pwd}`" + ac_configure_args="$ac_configure_args --with-auxdir=$sub_auxdir" fi AC_SUBST(INCLTDL) AC_SUBST(LIBLTDL) @@ -43,13 +51,6 @@ AC_SUBST(COMPPATH) dnl The -no-testsuite modules omit the test subdir. AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite) -dnl See whether the user prefers size or speed for Character. -dnl The default is size. -AC_ARG_ENABLE(fast-character, -[ --enable-fast-character prefer speed over size for Character], -# Nothing -, AC_DEFINE(COMPACT_CHARACTER)) - dnl Should the runtime set system properties by examining the dnl environment variable GCJ_PROPERTIES? AC_ARG_ENABLE(getenv-properties, @@ -61,7 +62,16 @@ if test -z "$enable_getenv_properties"; then enable_getenv_properties=${enable_getenv_properties_default-yes} fi if test "$enable_getenv_properties" = no; then - AC_DEFINE(DISABLE_GETENV_PROPERTIES) + AC_DEFINE(DISABLE_GETENV_PROPERTIES, 1, + [Define if system properties shouldn't be read from getenv("GCJ_PROPERTIES").]) +fi + +dnl Whether we should use arguments to main() +if test -z "$enable_main_args"; then + enable_main_args=${enable_main_args_default-yes} +fi +if test "$enable_main_args" = no; then + AC_DEFINE(DISABLE_MAIN_ARGS, 1, [Define if we should ignore arguments to main().]) fi @@ -70,12 +80,30 @@ dnl Currently works only for Linux X86/ia64 dnl Typically faster and more space-efficient AC_ARG_ENABLE(hash-synchronization, [ --enable-hash-synchronization - Use global hash table for monitor locks]) + use global hash table for monitor locks]) if test -z "$enable_hash_synchronization"; then enable_hash_synchronization=$enable_hash_synchronization_default fi +# Do we allow intermodule optimizations (i.e. compiling many files at once)? +AC_ARG_ENABLE(libgcj-multifile, +[ --enable-libgcj-multifile + allow compilation of several files at once], +[case "${enableval}" in + yes) enable_libgcj_multifile=yes ;; + no) enable_libgcj_multifile=no ;; + *) AC_MSG_ERROR(bad value ${enableval} for --enable-libgcj-multifile) ;; +esac],[enable_libgcj_multifile=no]) +AM_CONDITIONAL(ONESTEP, test "$enable_libgcj_multifile" = yes) + +dnl configure.host sets slow_pthread_self if the synchronization code should +dnl try to avoid pthread_self calls by caching thread IDs in a hashtable. +if test "${slow_pthread_self}" = "yes"; then + AC_DEFINE(SLOW_PTHREAD_SELF, 1, + [Define if if the synchronization code should try to avoid pthread_self calls by caching thread IDs in a hashtable.]) +fi + dnl See if the user has requested runtime debugging. LIBGCJDEBUG="false" @@ -83,7 +111,7 @@ AC_SUBST(LIBGCJDEBUG) AC_ARG_ENABLE(libgcj-debug, [ --enable-libgcj-debug enable runtime debugging code], if test "$enable_libgcj_debug" = yes; then - AC_DEFINE(DEBUG) + AC_DEFINE(DEBUG, 1, [Define this if you want runtime debugging enabled.]) LIBGCJDEBUG="true" fi) @@ -98,8 +126,10 @@ AC_ARG_ENABLE(interpreter, fi) if test "$libgcj_interpreter" = yes; then - AC_DEFINE(INTERPRETER) + AC_DEFINE(INTERPRETER, 1, [Define if you want a bytecode interpreter.]) fi +INTERPRETER="$libgcj_interpreter" +AC_SUBST(INTERPRETER) AC_MSG_CHECKING([for exception model to use]) AC_LANG_SAVE @@ -147,15 +177,13 @@ fi AC_LANG_RESTORE AC_MSG_RESULT($ac_exception_model_name) -AC_MSG_CHECKING([for data_start]) -LIBDATASTARTSPEC= -NEEDS_DATA_START= -AC_TRY_LINK([extern int data_start;], [return ((int) &data_start);], - [AC_MSG_RESULT(found it)], - [LIBDATASTARTSPEC="-u data_start libgcjdata.a%s" - NEEDS_DATA_START=yes - AC_MSG_RESULT(missing)]) -AC_SUBST(LIBDATASTARTSPEC) +# If we are non using SJLJ exceptions, and this host does not have support +# for unwinding from a signal handler, enable checked dereferences and divides. +if test $can_unwind_signal = no && test $enable_sjlj_exceptions = no; then + CHECKREFSPEC=-fcheck-references + DIVIDESPEC=-fuse-divide-subroutine + EXCEPTIONSPEC= +fi dnl See if the user wants to disable java.net. This is the mildly dnl ugly way that we admit that target-side configuration sucks. @@ -167,7 +195,7 @@ if test -z "$enable_java_net"; then enable_java_net=${enable_java_net_default-yes} fi if test "$enable_java_net" = no; then - AC_DEFINE(DISABLE_JAVA_NET) + AC_DEFINE(DISABLE_JAVA_NET, 1, [Define if java.net native functions should be stubbed out.]) fi dnl See if the user wants to configure without libffi. Some @@ -179,9 +207,9 @@ AC_ARG_WITH(libffi, LIBFFI= LIBFFIINCS= if test "$with_libffi" != no; then - AC_DEFINE(USE_LIBFFI) - LIBFFI=../libffi/libfficonvenience.la - LIBFFIINCS="-I$(top_srcdir)/../libffi/include -I$(MULTIBUILDTOP)../libffi/include" + AC_DEFINE(USE_LIBFFI, 1, [Define if we're to use libffi.]) + LIBFFI=../libffi/libffi_convenience.la + LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I../libffi/include' fi AC_SUBST(LIBFFI) AC_SUBST(LIBFFIINCS) @@ -191,58 +219,100 @@ AC_ARG_ENABLE(jvmpi, [ --disable-jvmpi disable JVMPI support]) if test "$enable_jvmpi" != no; then - AC_DEFINE(ENABLE_JVMPI) + AC_DEFINE(ENABLE_JVMPI, 1, [Define if you are using JVMPI.]) fi dnl If the target is an eCos system, use the appropriate eCos dnl I/O routines. dnl FIXME: this should not be a local option but a global target dnl system; at present there is no eCos target. -TARGET_ECOS="no" +TARGET_ECOS=${PROCESS-"no"} AC_ARG_WITH(ecos, [ --with-ecos enable runtime eCos target support], TARGET_ECOS="$with_ecos" ) +PLATFORMOBJS= case "$TARGET_ECOS" in - no) - FILE_DESCRIPTOR=natFileDescriptorPosix.cc - PROCESS=${PROCESS-Posix} + no) case "$host" in + *mingw*) + PLATFORM=Win32 + PLATFORMNET=Win32 + PLATFORMOBJS=win32.lo + PLATFORMH=win32.h + CHECK_FOR_BROKEN_MINGW_LD + ;; + *) + PLATFORM=Posix + PLATFORMNET=Posix + PLATFORMOBJS=posix.lo + PLATFORMH=posix.h + ;; + esac ;; *) - FILE_DESCRIPTOR=natFileDescriptorEcos.cc - PROCESS=Ecos - AC_DEFINE(ECOS) + PLATFORM=Ecos + PLATFORMNET=NoNet + AC_DEFINE(ECOS, 1, [Define if you're running eCos.]) + PLATFORMOBJS=posix.lo + PLATFORMH=posix.h ;; esac +AC_SUBST(PLATFORMOBJS) +AC_LINK_FILES(include/$PLATFORMH, include/platform.h) -AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED)) -AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED)) -AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED)) -AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED)) +AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED, 1, + [Define if you have int32_t and uint32_t.])) +AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED, 1, + [Define if you have int32_t and uint32_t.])) +AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1, + [Define if you have u_int32_t])) +AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1, + [Define if you have u_int32_t])) dnl These may not be defined in a non-ANS conformant embedded system. dnl FIXME: Should these case a runtime exception in that case? -AC_EGREP_HEADER(mktime, time.h, AC_DEFINE(HAVE_MKTIME)) -AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME)) +AC_EGREP_HEADER(mktime, time.h, AC_DEFINE(HAVE_MKTIME, 1, + [Define is you have 'mktime' in ])) +AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME, 1, + [Define is you have 'localtime' in ])) dnl Create the subdirectory for natFileDescriptor.cc, or the attempt dnl to create the link will fail. test -d java || mkdir java test -d java/io || mkdir java/io test -d gnu || mkdir gnu -AC_LINK_FILES(java/io/$FILE_DESCRIPTOR, java/io/natFileDescriptor.cc) +AC_LINK_FILES(java/io/natFile${FILE-${PLATFORM}}.cc, java/io/natFile.cc) +AC_LINK_FILES(java/io/natFileDescriptor${FILE-${PLATFORM}}.cc, java/io/natFileDescriptor.cc) dnl Likewise for ConcreteProcess.java and natConcreteProcess.cc. test -d java/lang || mkdir java/lang -AC_LINK_FILES(java/lang/${PROCESS}Process.java, java/lang/ConcreteProcess.java) -AC_LINK_FILES(java/lang/nat${PROCESS}Process.cc, java/lang/natConcreteProcess.cc) +AC_LINK_FILES(java/lang/${PLATFORM}Process.java, java/lang/ConcreteProcess.java) +AC_LINK_FILES(java/lang/nat${PLATFORM}Process.cc, java/lang/natConcreteProcess.cc) + +dnl Likewise for natInetAddress.cc and natNetworkInterface.cc. +test -d java/net || mkdir java/net +AC_LINK_FILES(java/net/natInetAddress${PLATFORMNET}.cc, java/net/natInetAddress.cc) +AC_LINK_FILES(java/net/natNetworkInterface${PLATFORMNET}.cc, java/net/natNetworkInterface.cc) -SYSTEMSPEC= +dnl Likewise for natPlainSocketImpl.cc and natPlainDatagramSocketImpl.ca.c +test -d gnu/java || mkdir gnu/java +test -d gnu/java/net || mkdir gnu/java/net +AC_LINK_FILES(gnu/java/net/natPlainSocketImpl${PLATFORMNET}.cc, gnu/java/net/natPlainSocketImpl.cc) +AC_LINK_FILES(gnu/java/net/natPlainDatagramSocketImpl${PLATFORMNET}.cc, gnu/java/net/natPlainDatagramSocketImpl.cc) + +case "${host}" in + *mingw*) + SYSTEMSPEC="-lgdi32 -lwsock32 -lws2_32" + ;; + *) + SYSTEMSPEC= + ;; +esac AC_SUBST(SYSTEMSPEC) -LIBGCJTESTSPEC="-L`pwd`/.libs -rpath `pwd`/.libs" +LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs" AC_SUBST(LIBGCJTESTSPEC) AC_ARG_WITH(system-zlib, @@ -252,6 +322,59 @@ AC_SUBST(ZLIBSPEC) ZLIBTESTSPEC= AC_SUBST(ZLIBTESTSPEC) +AC_PATH_XTRA + +dnl Determine which AWT peer libraries to build +AC_ARG_ENABLE(java-awt, +[ --enable-java-awt list of AWT peer implementations to be built]) + +peerlibs="`echo ${enable_java_awt} | tr ',' ' '`" +use_xlib_awt="" +use_gtk_awt="" +# The default toolkit to use is the first one specified. +TOOLKIT= +AC_SUBST(TOOLKIT) + +for peer in $peerlibs ; do + case $peer in + xlib) + if test "$no_x" = yes; then + echo "*** xlib peers requested but no X library available" 1>&2 + exit 1 + else + use_xlib_awt="yes" + if test -z "$TOOLKIT"; then + TOOLKIT=gnu.awt.xlib.XToolkit + fi + fi + ;; + gtk) + if test "$no_x" = yes; then + echo "*** xlib peers requested but no X library available" 1>&2 + exit 1 + else + use_gtk_awt=yes + if test -z "$TOOLKIT"; then + TOOLKIT=gnu.java.awt.peer.gtk.GtkToolkit + fi + test -d jniinclude || mkdir jniinclude + fi + ;; + no) + use_xlib_awt= + use_gtk_awt= + break + ;; + *) + echo "*** unrecognised argument \"${peer}\" for --enable-java-awt" 1>&2 + exit 1 + esac +done + +AM_CONDITIONAL(XLIB_AWT, test "$use_xlib_awt" = yes) +AM_CONDITIONAL(GTK_AWT, test "$use_gtk_awt" = yes) + + dnl FIXME: this should be _libs on some hosts. libsubdir=.libs @@ -273,21 +396,17 @@ GCTESTSPEC= case "$GC" in boehm) AC_MSG_RESULT(boehm) - GCDEPS='$(top_builddir)/../boehm-gc/libgcjgc.la' - # We include the path to the boehm-gc build directory. - # See Makefile.am to understand why. - GCLIBS="$GCDEPS -L\$(here)/../boehm-gc/$libsubdir" - GCINCS='-I$(top_srcdir)/../boehm-gc/include' - GCSPEC='-lgcjgc' + GCLIBS=../boehm-gc/libgcjgc_convenience.la JC1GCSPEC='-fuse-boehm-gc' - GCTESTSPEC="-L`pwd`/../boehm-gc/.libs -rpath `pwd`/../boehm-gc/.libs" + GCTESTSPEC="-L`${PWDCMD-pwd}`/../boehm-gc/.libs -rpath `${PWDCMD-pwd}`/../boehm-gc/.libs" + dnl We also want to pick up some cpp flags required when including dnl boehm-config.h. Yuck. - GCINCS="$GCINCS `cat ../boehm-gc/boehm-cflags`" + GCINCS="`cat ../boehm-gc/boehm-cflags`" GCOBJS=boehm.lo GCHDR=boehm-gc.h dnl The POSIX thread support needs to know this. - AC_DEFINE(HAVE_BOEHM_GC) + AC_DEFINE(HAVE_BOEHM_GC, 1, [Define if Boehm GC in use.]) ;; no) AC_MSG_RESULT(none) @@ -320,11 +439,13 @@ case "$THREADS" in THREADS=posix case "$host" in *-*-linux*) - AC_DEFINE(LINUX_THREADS) + AC_DEFINE(LINUX_THREADS, 1, [Define if using POSIX threads on Linux.]) ;; esac ;; - decosf1 | irix | mach | os2 | solaris | win32 | dce | vxworks) + win32) + ;; + decosf1 | irix | mach | os2 | solaris | dce | vxworks) AC_MSG_ERROR(thread package $THREADS not yet supported) ;; *) @@ -332,6 +453,8 @@ case "$THREADS" in ;; esac +THREADCXXFLAGS= +THREADLDFLAGS= THREADLIBS= THREADINCS= THREADDEPS= @@ -340,14 +463,48 @@ THREADH= THREADSPEC= case "$THREADS" in posix) - THREADLIBS=-lpthread - THREADSPEC=-lpthread + case "$host" in + *-*-cygwin*) + # Don't set THREADLIBS here. Cygwin doesn't have -lpthread. + ;; +changequote(<<,>>) + *-*-freebsd[1234]*) +changequote([,]) + # Before FreeBSD 5, it didn't have -lpthread (or any library which + # merely adds pthread_* functions) but it does have a -pthread switch + # which is required at link-time to select -lc_r *instead* of -lc. + THREADLDFLAGS=-pthread + # Don't set THREADSPEC here as might be expected since -pthread is + # not processed when found within a spec file, it must come from + # the command line. For now, the user must provide the -pthread + # switch to link code compiled with gcj. In future, consider adding + # support for weak references to pthread_* functions ala gthr.h API. + THREADSPEC='%{!pthread: %eUnder this configuration, the user must provide -pthread when linking.}' + ;; + *-*-freebsd*) + # FreeBSD 5 implements a model much closer to other modern UNIX + # which support threads. However, it still does not support + # -lpthread. + THREADLDFLAGS=-pthread + THREADSPEC=-lc_r + ;; + alpha*-dec-osf*) + THREADCXXFLAGS=-pthread + # boehm-gc needs some functions from librt, so link that too. + THREADLIBS='-lpthread -lrt' + THREADSPEC='-lpthread -lrt' + ;; + *) + THREADLIBS=-lpthread + THREADSPEC=-lpthread + ;; + esac THREADOBJS=posix-threads.lo THREADH=posix-threads.h # MIT pthreads doesn't seem to have the mutexattr functions. # But for now we don't check for it. We just assume you aren't # using MIT pthreads. - AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT) + AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.]) # If we're using the Boehm GC, then we happen to know that it # defines _REENTRANT, so we don't bother. Eww. @@ -357,6 +514,11 @@ case "$THREADS" in AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Required define if using POSIX threads]) ;; + win32) + THREADOBJS=win32-threads.lo + THREADH=win32-threads.h + ;; + none) THREADOBJS=no-threads.lo THREADH=no-threads.h @@ -368,12 +530,17 @@ AC_SUBST(THREADINCS) AC_SUBST(THREADDEPS) AC_SUBST(THREADOBJS) AC_SUBST(THREADSPEC) +AC_SUBST(THREADLDFLAGS) +AC_SUBST(THREADCXXFLAGS) + +if test -d sysdep; then true; else mkdir sysdep; fi +AC_LINK_FILES(sysdep/$sysdeps_dir/locks.h, sysdep/locks.h) HASH_SYNC_SPEC= # Hash synchronization is only useful with posix threads right now. -if test "$enable_hash_synchronization" = yes && test "$THREADS" = "posix"; then +if test "$enable_hash_synchronization" = yes && test "$THREADS" != "none"; then HASH_SYNC_SPEC=-fhash-synchronization - AC_DEFINE(JV_HASH_SYNCHRONIZATION) + AC_DEFINE(JV_HASH_SYNCHRONIZATION, 1, [Define if hash synchronization is in use]) fi AC_SUBST(HASH_SYNC_SPEC) @@ -385,60 +552,94 @@ NULL_TARGET=no NATIVE=yes # We're in the tree with gcc, and need to include some of its headers. -GCC_UNWIND_INCLUDE='-I$(top_srcdir)/../gcc' - -if test -n "${with_cross_host}"; then +GCC_UNWIND_INCLUDE='-I$(libgcj_basedir)/../gcc' + +# Figure out where generated headers like libgcj-config.h get installed. +changequote(,)dnl +gcc_version_trigger=${libgcj_basedir}/../gcc/version.c +gcc_version_full=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^\"]*\)\".*/\1/'` +gcc_version=`echo ${gcc_version_full} | sed -e 's/\([^ ]*\) .*/\1/'` +tool_include_dir='$(libdir)/gcc/$(target_alias)/'${gcc_version}/include +changequote([,])dnl +AC_SUBST(tool_include_dir) +AC_SUBST(gcc_version) + +if test "x${with_newlib}" = "xyes"; then # We are being configured with a cross compiler. AC_REPLACE_FUNCS # may not work correctly, because the compiler may not be able to # link executables. # We assume newlib. This lets us hard-code the functions we know # we'll have. - AC_DEFINE(HAVE_MEMMOVE) - AC_DEFINE(HAVE_MEMCPY) - AC_DEFINE(HAVE_STRERROR) - AC_DEFINE(HAVE_GMTIME_R) - AC_DEFINE(HAVE_LOCALTIME_R) + AC_DEFINE(HAVE_MEMMOVE, 1, [Define if you have memmove.]) + AC_DEFINE(HAVE_MEMCPY, 1, [Define if you have memcpy.]) + AC_DEFINE(HAVE_STRERROR, 1, [Define if you have strerror.]) + AC_DEFINE(HAVE_TIME, 1, [Define if you have time.]) + AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have the 'gmtime_r' function]) + AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have the 'localtime_r' function.]) + AC_DEFINE(HAVE_USLEEP_DECL, 1, [Define if usleep is declared in .]) dnl This is only for POSIX threads. - AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT) + AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.]) dnl We also assume we are using gcc, which provides alloca. AC_DEFINE(HAVE_ALLOCA) dnl Assume we do not have getuid and friends. - AC_DEFINE(NO_GETUID) - - ZLIBSPEC=-lzgcj - ZLIBTESTSPEC="-L`pwd`/../zlib/.libs -rpath `pwd`/../zlib/.libs" - - # If Canadian cross, then don't pick up tools from the build - # directory. - if test x"$build" != x"$with_cross_host" && x"$build" != x"$target"; then - CANADIAN=yes - GCC_UNWIND_INCLUDE= - GCJ="${target_alias}-gcj" - fi - NATIVE=no + AC_DEFINE(NO_GETUID, 1, [Define if getuid() and friends are missing.]) + PLATFORMNET=NoNet else - AC_CHECK_FUNCS(strerror ioctl select fstat open fsync sleep) + AC_CHECK_FUNCS(strerror ioctl select fstat open fsync sleep opendir) AC_CHECK_FUNCS(gmtime_r localtime_r readdir_r getpwuid_r getcwd) AC_CHECK_FUNCS(access stat mkdir rename rmdir unlink realpath utime chmod) - AC_CHECK_FUNCS(iconv nl_langinfo setlocale) + AC_CHECK_FUNCS(nl_langinfo setlocale) AC_CHECK_FUNCS(inet_aton inet_addr, break) AC_CHECK_FUNCS(inet_pton uname inet_ntoa) - AC_CHECK_FUNCS(backtrace fork execvp pipe sigaction) + AC_CHECK_FUNCS(fork execvp pipe sigaction ftruncate) AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h) + AC_CHECK_FUNC(backtrace, [ + case "$host" in + ia64-*-linux*) + # Has broken backtrace() + ;; + *) + AC_DEFINE(HAVE_BACKTRACE, 1, + [Define if your platform has a working backtrace() function.]) + ;; + esac + ], [ + case "$host" in + *mingw*) + # Has backtrace() defined in libgcj itself + AC_DEFINE(HAVE_BACKTRACE, 1, + [Define if your platform has a working backtrace() function.]) + ;; + esac + ]) + AC_CHECK_LIB(dl, dladdr, [ - AC_DEFINE(HAVE_DLADDR)]) - AC_CHECK_FILES(/proc/self/exe, [ - AC_DEFINE(HAVE_PROC_SELF_EXE)]) + AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])]) + if test x"$build" = x"$host"; then + AC_CHECK_FILES(/proc/self/exe, [ + AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])]) + else + case $host in + *-linux*) + AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe]) + ;; + esac + fi + + AM_ICONV + AM_LC_MESSAGES + AC_STRUCT_TIMEZONE AC_CHECK_FUNCS(gethostbyname_r, [ - AC_DEFINE(HAVE_GETHOSTBYNAME_R) + AC_DEFINE(HAVE_GETHOSTBYNAME_R, 1, + [Define if you have the 'gethostbyname_r' function.]) # There are two different kinds of gethostbyname_r. # We look for the one that returns `int'. # Hopefully this check is robust enough. AC_EGREP_HEADER(int.*gethostbyname_r, netdb.h, [ - AC_DEFINE(GETHOSTBYNAME_R_RETURNS_INT)]) + AC_DEFINE(GETHOSTBYNAME_R_RETURNS_INT, 1, [Define if gethostbyname_r returns 'int'.])]) case " $GCINCS " in *" -D_REENTRANT "*) ;; @@ -481,18 +682,33 @@ else fi ]) + # FIXME: libjava source code expects to find a prototype for + # gethostbyaddr_r in netdb.h. The outer check ensures that + # HAVE_GETHOSTBYADDR_R will not be defined if the prototype fails + # to exist where expected. (The root issue: AC_CHECK_FUNCS assumes C + # linkage check is enough, yet C++ code requires proper prototypes.) + AC_EGREP_HEADER(gethostbyaddr_r, netdb.h, [ AC_CHECK_FUNCS(gethostbyaddr_r, [ - AC_DEFINE(HAVE_GETHOSTBYADDR_R) + AC_DEFINE(HAVE_GETHOSTBYADDR_R, 1, + [Define if you have the 'gethostbyaddr_r' function.]) # There are two different kinds of gethostbyaddr_r. # We look for the one that returns `int'. # Hopefully this check is robust enough. AC_EGREP_HEADER(int.*gethostbyaddr_r, netdb.h, [ - AC_DEFINE(GETHOSTBYADDR_R_RETURNS_INT)])]) + AC_DEFINE(GETHOSTBYADDR_R_RETURNS_INT, 1, + [Define if gethostbyaddr_r returns 'int'.])])])]) AC_CHECK_FUNCS(gethostname, [ - AC_DEFINE(HAVE_GETHOSTNAME) + AC_DEFINE(HAVE_GETHOSTNAME, 1, + [Define if you have the 'gethostname' function.]) AC_EGREP_HEADER(gethostname, unistd.h, [ - AC_DEFINE(HAVE_GETHOSTNAME_DECL)])]) + AC_DEFINE(HAVE_GETHOSTNAME_DECL, 1, + [Define if gethostname is declared in .])])]) + + AC_CHECK_FUNCS(usleep, [ + AC_EGREP_HEADER(usleep, unistd.h, [ + AC_DEFINE(HAVE_USLEEP_DECL, 1, + [Define if usleep is declared in .])])]) # Look for these functions in the thread library, but only bother # if using POSIX threads. @@ -520,10 +736,12 @@ else # or __m_count. This is a nice hack for Linux. AC_TRY_COMPILE([#include ], [ extern pthread_mutex_t *mutex; int q = mutex->m_count; - ], AC_DEFINE(PTHREAD_MUTEX_HAVE_M_COUNT), [ + ], AC_DEFINE(PTHREAD_MUTEX_HAVE_M_COUNT, 1, + [Define if pthread_mutex_t has m_count member.]), [ AC_TRY_COMPILE([#include ], [ extern pthread_mutex_t *mutex; int q = mutex->__m_count; - ], AC_DEFINE(PTHREAD_MUTEX_HAVE___M_COUNT))]) + ], AC_DEFINE(PTHREAD_MUTEX_HAVE___M_COUNT, 1, + [Define if pthread_mutex_t has __m_count member.]))]) fi # We require a way to get the time. @@ -542,6 +760,9 @@ else AC_MSG_ERROR([memcpy is required]) fi + AC_CHECK_LIB(dl, dlopen, [ + AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])]) + # Some library-finding code we stole from Tcl. #-------------------------------------------------------------------- # Check for the existence of the -lsocket and -lnsl libraries. @@ -593,10 +814,16 @@ else SYSTEMSPEC="$SYSTEMSPEC $gcj_cv_lib_sockets" if test "$with_system_zlib" = yes; then - AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=-lzgcj) - else - ZLIBSPEC=-lzgcj - ZLIBTESTSPEC="-L`pwd`/../zlib/.libs -rpath `pwd`/../zlib/.libs" + AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=) + fi + + # Test for Gtk stuff, if asked for. + if test "$use_gtk_awt" = yes; then + AM_PATH_GTK_2_0(2.0.0,,exit 1) + AM_PATH_GLIB_2_0(2.0.0,,exit 1,gthread) + dnl XXX Fix me when libart.m4 has the compile test fixed! + enable_libarttest=no + AM_PATH_LIBART(2.1.0,,exit 1) fi # On Solaris, and maybe other architectures, the Boehm collector @@ -604,23 +831,77 @@ else if test "$GC" = boehm; then AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl") fi +fi - if test -z "${with_multisubdir}"; then - builddotdot=. - else +if test -z "${with_multisubdir}"; then + builddotdot=. +else changequote(<<,>>) - builddotdot=`echo ${with_multisubdir} | sed -e 's:[^/][^/]*:..:g'` + builddotdot=`echo ${with_multisubdir} | sed -e 's:[^/][^/]*:..:g'` changequote([,]) - fi - if test -x "${builddotdot}/../../gcc/gcj"; then - dir="`cd ${builddotdot}/../../gcc && pwd`" - GCJ="$dir/gcj -B`pwd`/ -B$dir/" - else +fi + +# Which gcj do we use? +which_gcj=default +built_gcc_dir="`cd ${builddotdot}/../../gcc && ${PWDCMD-pwd}`" +if test -n "${with_cross_host}"; then + # We are being configured with a cross compiler. We can't + # use ac_exeext, because that is for the target platform. + NATIVE=no + cross_host_exeext= + case "${with_cross_host}" in + *mingw* | *cygwin*) + cross_host_exeext=.exe + ;; + esac + if test -x "${built_gcc_dir}/gcj${cross_host_exeext}"; then + if test x"$build_alias" = x"$with_cross_host"; then + # Ordinary cross (host!=target and host=build) + which_gcj=built + else + # Canadian cross (host!=target and host!=build) + which_gcj=cross + fi + else + which_gcj=cross + fi +else + # We are being configured with a native or crossed-native compiler + if test -x "${built_gcc_dir}/gcj${ac_exeext}"; then + if test x"$build" = x"$host"; then + # True native build (host=target and host=build) + which_gcj=built + else + # Crossed-native build (host=target and host!=build) + which_gcj=cross + fi + else + which_gcj=path + fi +fi +case "${which_gcj}" in + built) + GCJ="$built_gcc_dir/gcj -B`${PWDCMD-pwd}`/ -B$built_gcc_dir/" + ;; + cross) + # See the comment in Makefile.am about CANADIAN being a misnomer + CANADIAN=yes + NULL_TARGET=no + if test "x${with_newlib}" = "xyes"; then + # FIXME (comment): Why is this needed? + GCC_UNWIND_INCLUDE= + GCJ="${target_alias}-gcj" + else + GCJ="${target_alias}-gcj -B`${PWDCMD-pwd}`/" + fi + ;; + path) + # See the comment in Makefile.am about CANADIAN being a misnomer CANADIAN=yes NULL_TARGET=yes - GCJ="gcj -B`pwd`/" - fi -fi + GCJ="gcj -B`${PWDCMD-pwd}`/" + ;; +esac # Create it, so that compile/link tests don't fail test -f libgcj.spec || touch libgcj.spec @@ -628,14 +909,15 @@ test -f libgcj.spec || touch libgcj.spec # We must search the source tree for java.lang, since we still don't # have libgcj.jar nor java/lang/*.class GCJ_SAVE_CPPFLAGS=$CPPFLAGS -CPPFLAGS="$CPPFLAGS -I`pwd` -I`cd $srcdir && pwd`" +CPPFLAGS="$CPPFLAGS -I`${PWDCMD-pwd}` -I`cd $srcdir && ${PWDCMD-pwd}`" # Since some classes depend on this one, we need its source available # before we can do any GCJ compilation test :-( if test ! -f gnu/classpath/Configuration.java; then test -d gnu || mkdir gnu test -d gnu/classpath || mkdir gnu/classpath - sed 's,@LIBGCJDEBUG@,$LIBGCJDEBUG,' \ + sed -e 's,@LIBGCJDEBUG@,$LIBGCJDEBUG,' \ + -e 's,@TOOLKIT@,$TOOLKIT,' \ < $srcdir/gnu/classpath/Configuration.java.in \ > gnu/classpath/Configuration.java # We do not want to redirect the output of the grep below to /dev/null, @@ -650,60 +932,71 @@ LT_AC_PROG_GCJ CPPFLAGS=$GCJ_SAVE_CPPFLAGS -dnl FIXME: cross compilation -AC_CHECK_SIZEOF(void *) +AC_COMPILE_CHECK_SIZEOF(void *) ZLIBS= -ZDEPS= +SYS_ZLIBS= ZINCS= -if test "x$ZLIBSPEC" = "x-lzgcj"; then - # We include the path to the zlib build directory. - # See Makefile.am to understand why. - ZDEPS='$(top_builddir)/../zlib/libzgcj.la' - ZLIBS="$ZDEPS -L\$(here)/../zlib/$libsubdir" + +if test -z "$ZLIBSPEC"; then + # Use zlib from the GCC tree. ZINCS='-I$(top_srcdir)/../zlib' + ZLIBS=../zlib/libzgcj_convenience.la else - ZLIBS="$ZLIBSPEC" + # System's zlib. + SYS_ZLIBS="$ZLIBSPEC" fi AC_SUBST(ZLIBS) -AC_SUBST(ZDEPS) +AC_SUBST(SYS_ZLIBS) AC_SUBST(ZINCS) AC_SUBST(DIVIDESPEC) +AC_SUBST(CHECKREFSPEC) AC_SUBST(EXCEPTIONSPEC) +AC_SUBST(IEEESPEC) AM_CONDITIONAL(CANADIAN, test "$CANADIAN" = yes) AM_CONDITIONAL(NULL_TARGET, test "$NULL_TARGET" = yes) AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes || test "$NULL_TARGET" = yes) -AM_CONDITIONAL(USE_LIBDIR, test -z "$with_cross_host") AM_CONDITIONAL(NEEDS_DATA_START, test "$NEEDS_DATA_START" = yes && test "$NATIVE" = yes) AC_SUBST(GCC_UNWIND_INCLUDE) +if test -n "$with_cross_host" && + test x"$with_cross_host" != x"no"; then + toolexecdir='$(exec_prefix)/$(target_alias)' + toolexecmainlibdir='$(toolexecdir)/lib' +else + toolexecdir='$(libdir)/gcc-lib/$(target_alias)' + toolexecmainlibdir='$(libdir)' +fi +multi_os_directory=`$CC -print-multi-os-directory` +case $multi_os_directory in + .) toolexeclibdir=$toolexecmainlibdir ;; # Avoid trailing /. + *) toolexeclibdir=$toolexecmainlibdir/$multi_os_directory ;; +esac +AC_SUBST(toolexecdir) +AC_SUBST(toolexecmainlibdir) +AC_SUBST(toolexeclibdir) + # Determine gcj version number. changequote(<<,>>) -gcjvers="`$GCJ -v 2>&1 | sed -n 's/^.*version \([^ ]*\).*$/\1/p'`" +gcjversion=`$GCJ -v 2>&1 | sed -n 's/^.*version \([^ ]*\).*$/\1/p'` changequote([,]) -AC_DEFINE_UNQUOTED(GCJVERSION, "$gcjvers") +GCJVERSION=$gcjversion AC_SUBST(GCJVERSION) - -AC_SUBST(AM_RUNTESTFLAGS) - -dnl Work around a g++ bug. Reported to gcc-bugs@gcc.gnu.org on Jan 22, 2000. -AC_MSG_CHECKING([for g++ -ffloat-store bug]) -save_CFLAGS="$CFLAGS" -CFLAGS="-x c++ -O2 -ffloat-store" -AC_TRY_COMPILE([#include ], , - [AC_MSG_RESULT(no)], - [AC_DEFINE(__NO_MATH_INLINES) - AC_MSG_RESULT(yes)]) -CFLAGS="$save_CFLAGS" +AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID]) dnl We check for sys/filio.h because Solaris 2.5 defines FIONREAD there. dnl On that system, sys/ioctl.h will not include sys/filio.h unless dnl BSD_COMP is defined; just including sys/filio.h is simpler. -AC_CHECK_HEADERS(unistd.h bstring.h sys/time.h sys/types.h fcntl.h sys/ioctl.h sys/filio.h sys/stat.h sys/select.h sys/socket.h netinet/in.h arpa/inet.h netdb.h pwd.h sys/config.h inttypes.h stdint.h langinfo.h locale.h) +AC_CHECK_HEADERS(unistd.h bstring.h sys/time.h sys/types.h fcntl.h sys/ioctl.h sys/filio.h sys/stat.h sys/select.h sys/socket.h netinet/in.h arpa/inet.h netdb.h net/if.h pwd.h sys/config.h stdint.h langinfo.h locale.h) dnl We avoid AC_HEADER_DIRENT since we really only care about dirent.h dnl for now. If you change this, you also must update natFile.cc. AC_CHECK_HEADERS(dirent.h) +AC_CHECK_HEADERS(inttypes.h, [ + AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if is available]) + AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if is available]) +]) +AC_HEADER_SYS_WAIT AC_CHECK_TYPE([ssize_t], [int]) @@ -716,44 +1009,64 @@ AC_TRY_COMPILE([#include #if HAVE_NETINET_IN_H #include #endif], [in_addr_t foo;], - [AC_DEFINE([HAVE_IN_ADDR_T]) + [AC_DEFINE(HAVE_IN_ADDR_T, 1, + [Define to 1 if 'in_addr_t' is defined in sys/types.h or netinet/in.h.]) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)]) AC_MSG_CHECKING([whether struct ip_mreq is in netinet/in.h]) AC_TRY_COMPILE([#include ], [struct ip_mreq mreq;], - [AC_DEFINE(HAVE_STRUCT_IP_MREQ) + [AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, + [Define if struct ip_mreq is defined in netinet/in.h.]) + AC_MSG_RESULT(yes)], + [AC_MSG_RESULT(no)]) + +AC_MSG_CHECKING([whether struct ipv6_mreq is in netinet/in.h]) +AC_TRY_COMPILE([#include ], [struct ipv6_mreq mreq6;], + [AC_DEFINE(HAVE_STRUCT_IPV6_MREQ, 1, + [Define if struct ipv6_mreq is defined in netinet/in.h.]) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)]) AC_MSG_CHECKING([whether struct sockaddr_in6 is in netinet/in.h]) AC_TRY_COMPILE([#include ], [struct sockaddr_in6 addr6;], - [AC_DEFINE(HAVE_INET6) + [AC_DEFINE(HAVE_INET6, 1, + [Define if inet6 structures are defined in netinet/in.h.]) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)]) AC_MSG_CHECKING([for socklen_t in sys/socket.h]) -AC_TRY_COMPILE([#include +AC_TRY_COMPILE([#define _POSIX_PII_SOCKET +#include #include ], [socklen_t x = 5;], - [AC_DEFINE(HAVE_SOCKLEN_T) + [AC_DEFINE(HAVE_SOCKLEN_T, 1, [Define it socklen_t typedef is in sys/socket.h.]) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)]) AC_MSG_CHECKING([for tm_gmtoff in struct tm]) AC_TRY_COMPILE([#include ], [struct tm tim; tim.tm_gmtoff = 0;], - [AC_DEFINE(STRUCT_TM_HAS_GMTOFF) + [AC_DEFINE(STRUCT_TM_HAS_GMTOFF, 1, [Define if struct tm has tm_gmtoff field.]) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) AC_MSG_CHECKING([for global timezone variable]) dnl FIXME: we don't want a link check here because that won't work dnl when cross-compiling. So instead we make an assumption that dnl the header file will mention timezone if it exists. - AC_TRY_COMPILE([#include ], [long z2 = timezone;], - [AC_DEFINE(HAVE_TIMEZONE) + dnl Don't find the win32 function timezone + AC_TRY_COMPILE([#include ], [void i(){long z2 = 2*timezone;}], + [AC_DEFINE(HAVE_TIMEZONE, 1, [Define if global 'timezone' exists.]) AC_MSG_RESULT(yes)], - [AC_MSG_RESULT(no)])]) + [AC_MSG_RESULT(no) + AC_MSG_CHECKING([for global _timezone variable]) + dnl FIXME: As above, don't want link check + AC_TRY_COMPILE([#include ], [long z2 = _timezone;], + [AC_DEFINE(HAVE_UNDERSCORE_TIMEZONE, 1, + [Define if your platform has the global _timezone variable.]) + AC_MSG_RESULT(yes)], + [AC_MSG_RESULT(no)])])]) AC_FUNC_ALLOCA +AC_FUNC_MMAP AC_CHECK_PROGS(PERL, perl, false) @@ -763,19 +1076,37 @@ case "${host}" in i?86-*-linux*) SIGNAL_HANDLER=include/i386-signal.h ;; - sparc-sun-solaris*) + sparc*-sun-solaris*) SIGNAL_HANDLER=include/sparc-signal.h ;; # ia64-*) # SYSDEP_SOURCES=sysdep/ia64.c # test -d sysdep || mkdir sysdep # ;; - powerpc-*-linux*) + ia64-*-linux*) SIGNAL_HANDLER=include/dwarf2-signal.h ;; + powerpc-*-linux*) + SIGNAL_HANDLER=include/powerpc-signal.h + ;; alpha*-*-linux*) SIGNAL_HANDLER=include/dwarf2-signal.h ;; + s390*-*-linux*) + SIGNAL_HANDLER=include/s390-signal.h + ;; + x86_64*-*-linux*) + SIGNAL_HANDLER=include/x86_64-signal.h + ;; + sparc*-*-linux*) + SIGNAL_HANDLER=include/dwarf2-signal.h + ;; + sh-*-linux* | sh[[34]]*-*-linux*) + SIGNAL_HANDLER=include/dwarf2-signal.h + ;; + *mingw*) + SIGNAL_HANDLER=include/win32-signal.h + ;; *) SIGNAL_HANDLER=include/default-signal.h ;; @@ -786,6 +1117,15 @@ if test "$enable_sjlj_exceptions" = yes; then SIGNAL_HANDLER=include/default-signal.h fi +# Define here any compiler flags that you need in order to make backtrace() work. +BACKTRACESPEC= +case "${host}" in + x86_64*-*-linux*) + BACKTRACESPEC=-fno-omit-frame-pointer + ;; +esac +AC_SUBST(BACKTRACESPEC) + AC_SUBST(SYSDEP_SOURCES) AC_LINK_FILES($SIGNAL_HANDLER, include/java-signal.h) @@ -796,68 +1136,40 @@ else multilib_arg= fi -AC_PATH_XTRA - -dnl Determine which AWT peer libraries to build -AC_ARG_ENABLE(java-awt, -[ --enable-java-awt list of AWT peer implementations to be built]) - -peerlibs="`echo ${enable_java_awt} | tr ',' ' '`" -use_xlib_awt="" -use_gtk_awt="" - -for peer in $peerlibs ; do - case $peer in - xlib) - if [test "$no_x" = yes]; then - echo "*** xlib peers requested but no X library available" 1>&2 - exit 1 - else - use_xlib_awt="yes" - fi - ;; - gtk) - # Nothing, yet... - ;; - *) - echo "*** unrecognised argument \"${peer}\" for --enable-java-awt" 1>&2 - exit 1 - esac -done - -AM_CONDITIONAL(XLIB_AWT, test "$use_xlib_awt" = yes) -AM_CONDITIONAL(GTK_AWT, test "$use_gtk_awt" = yes) -here=`pwd` +here=`${PWDCMD-pwd}` AC_SUBST(here) # We get this from the environment. AC_SUBST(GCJFLAGS) -AC_OUTPUT(Makefile libgcj.spec libgcj-test.spec gnu/classpath/Configuration.java gcj/Makefile include/Makefile testsuite/Makefile, +AC_OUTPUT(Makefile libgcj.pc libgcj.spec libgcj-test.spec gnu/classpath/Configuration.java gcj/Makefile include/Makefile testsuite/Makefile, [# Only add multilib support code if we just rebuilt top-level Makefile. case " $CONFIG_FILES " in *" Makefile "*) + LD="${ORIGINAL_LD_FOR_MULTILIBS}" ac_file=Makefile . ${libgcj_basedir}/../config-ml.in ;; esac # Make subdirectories and `.d' files. Look in both srcdir and # builddir for the .java files. -h=`pwd` +h=`${PWDCMD-pwd}` : > deps.mk -( (cd $srcdir && find . -name '*.java' -print) ; - find . -name '*.java' -print) | \ +( (cd $srcdir && find . \( -name '*.java' -o -name '*.cc' -o -name '*.c' \) -print) ; + find . \( -name '*.java' -o -name '*.cc' -o -name '*.c' \) -print) | \ fgrep -v testsuite | \ - sed -e 's/\.java/.d/' | \ + sed -e 's/\.java/.d/'\;'s/\.cc/.d/'\;'s/\.c/.d/' | \ while read f; do echo "include $f" >> deps.mk test -f $f || { changequote(<<,>>) d=`echo $f | sed -e 's,/[^/]*$,,'` changequote([,]) - $srcdir/../mkinstalldirs $d + if test ! -d $d; then + $libgcj_basedir/../mkinstalldirs $d + fi; echo > $f } done @@ -871,4 +1183,5 @@ CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} libgcj_basedir=${libgcj_basedir} CC="${CC}" CXX="${CXX}" +ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}" )