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* expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
[pf3gnuchains/gcc-fork.git] / libjava / configure.ac
index 95d8cef..3074a0c 100644 (file)
@@ -77,6 +77,63 @@ AC_ARG_ENABLE(gconf-peer,
     [gconf_enabled=no]
 )
 
+AC_ARG_WITH([antlr-jar],
+            [AS_HELP_STRING([--with-antlr-jar=file],[Use ANTLR from the specified jar file])],
+            [
+             ANTLR_JAR=$withval
+            ],
+            [
+             ANTLR_JAR=
+            ])
+
+AC_MSG_CHECKING([for antlr.jar])
+if test "x$ANTLR_JAR" = x; then
+    for antlr_lib_home in `ls -d /usr/local/share/antlr* 2> /dev/null` \
+       /usr/share/antlr/lib /usr/share/java /usr/lib;
+    do
+       if test -f "$antlr_lib_home/antlr.jar"; then
+           # FIXME: version check for antlr needed without using a VM
+           ANTLR_JAR="$antlr_lib_home/antlr.jar"
+           break
+       fi
+    done
+    if test "x$ANTLR_JAR" = x; then
+       AC_MSG_RESULT([not found])
+    else
+       AC_MSG_RESULT($ANTLR_JAR)
+    fi
+else
+    if test -f "${ANTLR_JAR}"; then
+       AC_MSG_RESULT($ANTLR_JAR)
+    else
+       AC_MSG_ERROR([antlr jar file not found: $ANTLR_JAR])
+    fi
+fi
+AC_SUBST(ANTLR_JAR)
+
+AC_ARG_ENABLE([gjdoc],
+              [AS_HELP_STRING(--disable-gjdoc,compile GJDoc (disabled by --disable-gjdoc) [default=yes])],
+              [case "${enableval}" in
+                yes) BUILD_GJDOC=yes ;;
+                no) BUILD_GJDOC=no ;;
+                *) BUILD_GJDOC=yes ;;
+              esac],
+              [BUILD_GJDOC=maybe])
+
+AC_MSG_CHECKING([whether to build gjdoc])
+if test "x$BUILD_GJDOC" = xmaybe; then
+    if test -f "${ANTLR_JAR}"; then
+       BUILD_GJDOC=yes
+       AC_MSG_RESULT(yes)
+    else
+       BUILD_GJDOC=no
+       AC_MSG_RESULT([no, antlr.jar not found])
+    fi
+else
+    AC_MSG_RESULT($BUILD_GJDOC)
+fi
+AM_CONDITIONAL(CREATE_GJDOC, test "x${BUILD_GJDOC}" = xyes)
+
 AC_ARG_ENABLE(java-maintainer-mode,
        AS_HELP_STRING([--enable-java-maintainer-mode],
        [allow rebuilding of .class and .h files]))
@@ -187,7 +244,7 @@ AC_ARG_ENABLE(libgcj-debug,
   AS_HELP_STRING([--enable-libgcj-debug],
                  [enable runtime debugging code]),
   [if test "$enable_libgcj_debug" = yes; then
-    AC_DEFINE(DEBUG, 1, [Define this if you want runtime debugging enabled.])
+    AC_DEFINE(__GCJ_DEBUG, 1, [Define this if you want runtime debugging enabled.])
     LIBGCJDEBUG="enable"
   fi])
 
@@ -295,6 +352,13 @@ if test "$use_x_awt" != yes; then
    echo gnu/java/awt/peer/x >> standard.omit
 fi
 
+# Tools that need to be compiled against classpath's tools classes
+: > vm-tools-packages
+for package in gnu/gcj/tools/gc_analyze ; do
+    echo $package >> standard.omit
+    echo $package >> vm-tools-packages
+done
+
 if test -z "${with_multisubdir}"; then
    builddotdot=.
 else
@@ -345,26 +409,38 @@ else
      which_gcj=path
   fi
 fi
+libgcjdir=`${PWDCMD-pwd}`
+case $GCJ in
+*" -B"*)
+  # Just in case there is a comma in the build dir, quote it for the
+  # sed command below.
+  case $libgcjdir in
+  *[[,\\]]*) qlibgcjdir=`echo "$libgcjdir" | sed 's:[[,\\]]:\\&:g'`;;
+  *) qlibgcjdir=$libgcjdir;;
+  esac
+  GCJ=`echo "$GCJ" | sed "s, -B, -B$qlibgcjdir/&,"`
+  ;;
+*)
+  GCJ=$GCJ" -B$libgcjdir/"
+  ;;
+esac
 case "${which_gcj}" in
    built)
-      GCJ="$built_gcc_dir/gcj -B`${PWDCMD-pwd}`/ -B$built_gcc_dir/"
       GCJH='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/gcc/gcjh'
    ;;
    cross)
       if test "x${with_newlib}" = "xyes"; then
          # FIXME (comment): Why is this needed?
          GCC_UNWIND_INCLUDE=
-         GCJ="${target_noncanonical}-gcj"
-      else
-         GCJ="${target_noncanonical}-gcj -B`${PWDCMD-pwd}`/"
       fi
-      GCJH="$built_gcc_dir/gcjh"
+      GCJH='$(target_noncanonical)-gcjh'
    ;;
    path)
-      GCJ="gcj -B`${PWDCMD-pwd}`/"
       GCJH=gcjh
    ;;
 esac
+JAVAC="$GCJ -C"
+export JAVAC
 
 AC_SUBST(GCJ_FOR_ECJX)
 AC_SUBST(GCJH)
@@ -377,7 +453,6 @@ test -f libgcj.spec || touch libgcj.spec
 
 # Set up to configure Classpath.
 # FIXME: no supported way to pass args in autoconf.
-ac_configure_args="$ac_configure_args --with-fastjar=$JAR"
 # Disable tool wrappers to avoid ltdl.h configure check.
 ac_configure_args="$ac_configure_args --disable-tool-wrappers"
 ac_configure_args="$ac_configure_args --disable-load-library"
@@ -416,11 +491,14 @@ else
     ac_configure_args="$ac_configure_args --with-escher=$with_escher"
   fi
 fi
+if test "x$BUILD_GJDOC" = xno; then
+  ac_configure_args="$ac_configure_args --disable-gjdoc"
+fi
 # -Werror causes unavoidable problems in code using alsa.
+ac_configure_args="$ac_configure_args --disable-regen-headers"
 ac_configure_args="$ac_configure_args --disable-Werror"
 dnl --with-gcj=$GCJ
 dnl --with-javah=$GCJH
-dnl gjdoc?
 dnl gtk-cairo -- just export here...
 dnl --enable-regen-headers?
 
@@ -507,6 +585,24 @@ AC_ARG_WITH(java-home,
 AM_CONDITIONAL(JAVA_HOME_SET, test ! -z "$JAVA_HOME")
 AC_SUBST(JAVA_HOME)
 
+suppress_libgcj_bc=no
+AC_ARG_ENABLE(libgcj-bc,
+  AS_HELP_STRING([--enable-libgcj-bc],
+                 [enable(default) or disable BC ABI for portions of libgcj]),
+  [if test "$enable_libgcj_bc" = "no"; then
+     suppress_libgcj_bc=yes
+   fi])
+AM_CONDITIONAL(SUPPRESS_LIBGCJ_BC, test "$suppress_libgcj_bc" = "yes")
+
+build_libgcj_reduced_reflection=no
+AC_ARG_ENABLE(reduced-reflection,
+  AS_HELP_STRING([--enable-reduced-reflection],
+                 [enable or disable(default) -freduced-reflection when building portions of libgcj]),
+  [if test "$enable_reduced_reflection" = "yes"; then
+     build_libgcj_reduced_reflection=yes
+   fi])
+AM_CONDITIONAL(BUILD_LIBGCJ_REDUCED_REFLECTION, test "$build_libgcj_reduced_reflection" = "yes")
+
 # What is the native OS API for MinGW?
 AC_ARG_WITH(win32-nlsapi,
   AS_HELP_STRING([--with-win32-nlsapi=ansi or unicows or unicode],
@@ -557,6 +653,7 @@ if test "$libgcj_interpreter" = yes; then
 fi
 INTERPRETER="$libgcj_interpreter"
 AC_SUBST(INTERPRETER)
+AM_CONDITIONAL(INTERPRETER, test "$libgcj_interpreter" = yes)
 
 AC_MSG_CHECKING([for exception model to use])
 AC_LANG_PUSH(C++)
@@ -588,6 +685,9 @@ if AC_TRY_EVAL(ac_compile); then
     enable_sjlj_exceptions=yes
   elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
     enable_sjlj_exceptions=no
+  elif grep __cxa_end_cleanup conftest.s >/dev/null 2>&1 ; then
+    # ARM EH ABI.
+    enable_sjlj_exceptions=no
   fi
 fi
 CXXFLAGS="$old_CXXFLAGS"
@@ -707,10 +807,8 @@ case "$host" in
 esac
 AM_CONDITIONAL(USING_DARWIN_CRT, $DARWIN_CRT)
 
-# These may not be defined in a non-ANS conformant embedded system.
+# This may not be defined in a non-ANS conformant embedded system.
 # FIXME: Should these case a runtime exception in that case?
-AC_EGREP_HEADER(mktime, time.h, AC_DEFINE(HAVE_MKTIME, 1,
-                                  [Define is you have 'mktime' in <time.h>]))
 AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME, 1,
                                   [Define is you have 'localtime' in <time.h>]))
 
@@ -745,6 +843,12 @@ AC_CONFIG_LINKS(gnu/java/nio/natVMSelector.cc:gnu/java/nio/natVMSelector${PLATFO
 test -d gnu/java/nio/channels || mkdir gnu/java/nio/channels
 AC_CONFIG_LINKS(gnu/java/nio/channels/natFileChannelImpl.cc:gnu/java/nio/channels/natFileChannel${FILE-${PLATFORM}}.cc)
 
+# Likewise for natVMSecureRandom.cc
+test -d gnu/java/security || mkdir gnu/java/security
+test -d gnu/java/security/jce || mkdir gnu/java/security/jce
+test -d gnu/java/security/jce/prng || mkdir gnu/java/security/jce/prng
+AC_CONFIG_LINKS(gnu/java/security/jce/prng/natVMSecureRandom.cc:gnu/java/security/jce/prng/natVMSecureRandom${FILE-${PLATFORM}}.cc)
+
 case "${host}" in
     *mingw*)
       SYSTEMSPEC="-lgdi32 -lws2_32"
@@ -758,9 +862,6 @@ case "${host}" in
 esac
 AC_SUBST(SYSTEMSPEC)
 
-LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
-AC_SUBST(LIBGCJTESTSPEC)
-
 AC_ARG_WITH(system-zlib,
   AS_HELP_STRING([--with-system-zlib],
                  [use installed libz]))
@@ -774,6 +875,9 @@ AC_PATH_XTRA
 # FIXME: this should be _libs on some hosts.
 libsubdir=.libs
 
+LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
+
+LIBSTDCXXSPEC=
 # extra LD Flags which are required for targets
 case "${host}" in
 *-*-darwin[[0-7]].*)
@@ -782,8 +886,24 @@ case "${host}" in
     # on Darwin -single_module speeds up loading of the dynamic libraries.
     extra_ldflags_libjava=-Wl,-single_module
     ;;
+*-*-darwin[[912]]*)
+    extra_gij_ldflags=-Wl,-allow_stack_execute
+    ;;
+arm*linux*eabi)
+    # Some of the ARM unwinder code is actually in libstdc++.  We
+    # could in principle replicate it in libgcj, but it's better to
+    # have a dependency on libstdc++.
+    extra_ldflags='-L$(here)/../libstdc++-v3/src/.libs -lstdc++'
+    LIBSTDCXXSPEC=-lstdc++
+    LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -L`${PWDCMD-pwd}`/../libstdc++-v3/src/.libs -rpath `${PWDCMD-pwd}`/.libs:`${PWDCMD-pwd}`/../libstdc++-v3/src/.libs -lstdc++"
+    ;;
 esac
 AC_SUBST(extra_ldflags_libjava)
+AC_SUBST(extra_gij_ldflags)
+AC_SUBST(extra_ldflags)
+AC_SUBST(LIBSTDCXXSPEC)
+
+AC_SUBST(LIBGCJTESTSPEC)
 
 # Allow the GC to be disabled.  Can be useful when debugging.
 AC_MSG_CHECKING([for garbage collector to use])
@@ -837,7 +957,7 @@ case "$THREADS" in
  no | none | single)
     THREADS=none
     ;;
- posix | posix95 | pthreads)
aix | posix | posix95 | pthreads)
     THREADS=posix
     case "$host" in
      *-*-linux*)
@@ -945,6 +1065,9 @@ AC_SUBST(THREADCXXFLAGS)
 AM_CONDITIONAL(USING_POSIX_THREADS, test "$THREADS" = posix)
 AM_CONDITIONAL(USING_WIN32_THREADS, test "$THREADS" = win32)
 AM_CONDITIONAL(USING_NO_THREADS, test "$THREADS" = none)
+if test "$enable_shared" != yes; then
+  use_libgcj_bc=no
+fi
 AM_CONDITIONAL(USE_LIBGCJ_BC, test "$use_libgcj_bc" = yes)
 
 if test -d sysdep; then true; else mkdir sysdep; fi
@@ -954,7 +1077,7 @@ AC_CONFIG_LINKS(sysdep/descriptor.h:$descriptor_h)
 
 LIBGCJ_SPEC="%{s-bc-abi:} -lgcj"
 if test "$use_libgcj_bc" = yes; then
-  LIBGCJ_SPEC="%{s-bc-abi:-lgcj_bc;:-lgcj}"
+  LIBGCJ_SPEC="%{static|static-libgcj|!s-bc-abi:-lgcj;:-lgcj_bc}"
 fi
 AC_SUBST(LIBGCJ_SPEC)
 
@@ -980,29 +1103,26 @@ if test "x${with_newlib}" = "xyes"; then
    # we'll have.
    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 <unistd.h>.])
    # This is only for POSIX threads.
    AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
-   # We also assume we are using gcc, which provides alloca.
-   AC_DEFINE(HAVE_ALLOCA)
 
    # Assume we do not have getuid and friends.
    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 opendir \
-                   gmtime_r localtime_r readdir_r getpwuid_r getcwd \
+   AC_CHECK_FUNCS([strerror_r select fstat open fsync sleep opendir \
+                   localtime_r getpwuid_r getcwd \
                   access stat lstat mkdir rename rmdir unlink utime chmod readlink \
                   nl_langinfo setlocale \
                   inet_pton uname inet_ntoa \
-                  fork execvp pipe sigaction ftruncate mmap \
+                  getrlimit sigaction ftruncate mmap \
                   getifaddrs])
    AC_CHECK_FUNCS(inet_aton inet_addr, break)
-   AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h)
+   AC_CHECK_HEADERS(unistd.h dlfcn.h sys/resource.h)
    # Do an additional check on dld, HP-UX for example has dladdr in libdld.sl
    AC_CHECK_LIB(dl, dladdr, [
        AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])], [
@@ -1012,10 +1132,14 @@ else
    if test x"$cross_compiling" = x"no"; then
      AC_CHECK_FILES(/proc/self/exe, [
        AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
+     AC_CHECK_FILES(/proc/self/maps, [
+       AC_DEFINE(HAVE_PROC_SELF_MAPS, 1,
+         [Define if you have /proc/self/maps])])
    else
      case $host in
      *-linux*)
        AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
+       AC_DEFINE(HAVE_PROC_SELF_MAPS, 1, [Define if you have /proc/self/maps])
        ;;
      esac
    fi
@@ -1106,9 +1230,6 @@ else
    if test "$THREADS" = posix; then
       save_LIBS="$LIBS"
       LIBS="$LIBS $THREADLIBS"
-      # Some POSIX thread systems don't have pthread_mutexattr_settype.
-      # E.g., Solaris.
-      AC_CHECK_FUNCS(pthread_mutexattr_settype pthread_mutexattr_setkind_np)
 
       # Look for sched_yield.  Up to Solaris 2.6, it is in libposix4, since
       # Solaris 7 the name librt is preferred.
@@ -1244,7 +1365,16 @@ else
    # On Solaris, and maybe other architectures, the Boehm collector
    # requires -ldl.
    if test "$GC" = boehm; then
-      AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl")
+      case "${host}" in
+          mips-sgi-irix6*)
+           # IRIX 6 lacks a N64 libdl.so, but only the N32 (default multilib)
+           # libgcj.spec is used, so override here
+           SYSTEMSPEC="$SYSTEMSPEC %{!mabi=64:-ldl}"
+         ;;
+         *)
+            AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl")
+         ;;
+      esac
    fi
 fi
 
@@ -1274,6 +1404,8 @@ if test ! -f gnu/classpath/Configuration.java; then
       -e "s,@default_toolkit@,$TOOLKIT," \
       -e "s,@JAVA_LANG_SYSTEM_EXPLICIT_INITIALIZATION@,false," \
       -e "s,@GTK_CAIRO_ENABLED@,false," \
+      -e "s,@ECJ_JAR@,," \
+      -e "s,@WANT_NATIVE_BIG_INTEGER@,false," \
        < $srcdir/classpath/gnu/classpath/Configuration.java.in \
        > gnu/classpath/Configuration.java
   # We do not want to redirect the output of the grep below to /dev/null,
@@ -1319,6 +1451,7 @@ AC_SUBST(IEEESPEC)
 AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes)
 AM_CONDITIONAL(ENABLE_SHARED, test "$enable_shared" = yes)
 AM_CONDITIONAL(NEEDS_DATA_START, test "$NEEDS_DATA_START" = yes && test "$NATIVE" = yes)
+AM_CONDITIONAL(INSTALL_BINARIES, test -z "${with_multisubdir}")
 AC_SUBST(GCC_UNWIND_INCLUDE)
 
 # Process the option "--enable-version-specific-runtime-libs"
@@ -1354,24 +1487,27 @@ AC_SUBST(toolexecdir)
 AC_SUBST(toolexecmainlibdir)
 AC_SUBST(toolexeclibdir)
 
+# Determine gcj and libgcj version number.
+gcjversion=`cat "$srcdir/../gcc/BASE-VER"`
+libgcj_soversion=`awk -F: '/^[[^#]].*:/ { print $1 }' $srcdir/libtool-version`
+GCJVERSION=$gcjversion
+AC_SUBST(GCJVERSION)
+AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
+
 # Determine where the standard .db file and GNU Classpath JNI
 # libraries are found.
+gcjsubdir=gcj-$gcjversion-$libgcj_soversion
 multi_os_directory=`$CC -print-multi-os-directory`
 case $multi_os_directory in
   .)
-   dbexecdir='$(libdir)/gcj-$(gcc_version)' # Avoid /.
+   dbexecdir='$(libdir)/'$gcjsubdir # Avoid /.
    ;;
   *)
-   dbexecdir='$(libdir)/'$multi_os_directory'/gcj-$(gcc_version)'
+   dbexecdir='$(libdir)/'$multi_os_directory/$gcjsubdir
    ;;
 esac
 AC_SUBST(dbexecdir)
-
-# Determine gcj version number.
-gcjversion=`$GCJ -v 2>&1 | sed -n 's/^.*version \([[^ ]]*\).*$/\1/p'`
-GCJVERSION=$gcjversion
-AC_SUBST(GCJVERSION)
-AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
+AC_SUBST(gcjsubdir)
 
 AC_DEFINE(JV_VERSION, "1.5.0", [Compatibility version string])
 AC_DEFINE(JV_API_VERSION, "1.5", [API compatibility version string])
@@ -1392,7 +1528,6 @@ AC_CHECK_HEADERS(inttypes.h, [
     AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
     AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
 ])
-AC_HEADER_SYS_WAIT
 
 AC_CHECK_TYPE([ssize_t], [int])
 AC_CHECK_TYPE([magic_t], [
@@ -1466,8 +1601,6 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm tim; tim.t
           AC_MSG_RESULT(yes)],
           [AC_MSG_RESULT(no)])])])
 
-AC_FUNC_ALLOCA
-
 AC_CHECK_PROGS(PERL, perl, false)
 
 SYSDEP_SOURCES=
@@ -1518,9 +1651,15 @@ case "${host}" in
  mips*-*-linux*)
     SIGNAL_HANDLER=include/mips-signal.h
     ;;
- powerpc*-*-darwin*)
+ m68*-*-linux*)
+    SIGNAL_HANDLER=include/dwarf2-signal.h
+    ;;
+ powerpc*-*-darwin* | i?86-*-darwin[[912]]* | x86_64-*-darwin[[912]]*)
     SIGNAL_HANDLER=include/darwin-signal.h
     ;;
+ powerpc*-*-aix*)
+    SIGNAL_HANDLER=include/aix-signal.h
+    ;;
  *)
     SIGNAL_HANDLER=include/default-signal.h
     ;;
@@ -1584,6 +1723,205 @@ AC_SUBST(here)
 # We get this from the environment.
 AC_SUBST(GCJFLAGS)
 
+AC_ARG_WITH([python-dir],
+            AS_HELP_STRING([--with-python-dir],
+                           [the location to install Python modules. This path should NOT include the prefix.]),
+            [with_python_dir=$withval], [with_python_dir=""])
+
+if test "x${with_python_dir}" = "x"
+then
+  # Needed for installing Python modules during make install.
+  python_mod_dir="\${prefix}/share/python"
+  # Needed for substituting into aot-compile*
+  python_mod_dir_expanded="${prefix}/share/python"
+else
+  python_mod_dir="\${prefix}${with_python_dir}"
+  python_mod_dir_expanded="${prefix}${with_python_dir}"
+fi
+AC_MSG_RESULT(Python modules dir: ${python_mod_dir_expanded});
+AC_SUBST(python_mod_dir)
+AC_SUBST(python_mod_dir_expanded)
+
+# needed for aot-compile-rpm
+MAKE=`which make`
+AC_SUBST(MAKE)
+
+AC_ARG_ENABLE([aot-compile-rpm],
+  [AS_HELP_STRING([--enable-aot-compile-rpm],
+                 [enable installation of aot-compile-rpm [default=no]])],
+  [case "${enableval}" in
+    yes) AOT_RPM_ENABLED=yes ;;
+    no)  AOT_RPM_ENABLED=no ;;
+    *)   AC_MSG_ERROR([Unknown argument to enable/disable aot-compile-rpm]) ;;
+  esac],
+  [AOT_RPM_ENABLED=no]
+)
+AM_CONDITIONAL(INSTALL_AOT_RPM, test "x${AOT_RPM_ENABLED}" = xyes)
+
+AC_ARG_ENABLE([java-home],
+  [AS_HELP_STRING([--enable-java-home],
+                 [create a standard JDK-style directory layout in the install tree [default=no]])],
+  [case "${enableval}" in
+    yes) JAVA_HOME_ENABLED=yes ;;
+    no)  JAVA_HOME_ENABLED=no ;;
+    *)   AC_MSG_ERROR([Unknown argument to enable/disable java-home]) ;;
+  esac],
+  [JAVA_HOME_ENABLED=no]
+)
+AM_CONDITIONAL(CREATE_JAVA_HOME, test "x${JAVA_HOME_ENABLED}" = xyes)
+
+# Only do these checks if java-home above is enabled.
+if test "x${JAVA_HOME_ENABLED}" = xyes
+then
+
+  AC_ARG_WITH([gcc-suffix],
+              AS_HELP_STRING([--with-gcc-suffix],
+                             [the GCC tool suffix (defaults to empty string)]),
+              [gcc_suffix=$withval], [gcc_suffix=""])
+  AC_MSG_RESULT(GCC suffix: ${gcc_suffix})
+  AC_SUBST(gcc_suffix)
+
+  AC_ARG_WITH([arch-directory],
+              AS_HELP_STRING([--with-arch-directory],
+                             [the arch directory under jre/lib (defaults to auto-detect)]),
+              [host_cpu=$withval], [host_cpu=""])
+
+  AC_ARG_WITH([os-directory],
+              AS_HELP_STRING([--with-os-directory],
+                             [the os directory under include (defaults to auto-detect)]),
+              [host_os=$withval], [host_os=""])
+
+  AC_ARG_WITH([origin-name],
+              AS_HELP_STRING([--with-origin-name],
+                             [the JPackage origin name of this package (default is gcj${gcc_suffix}]),
+              [origin_name=$withval], [origin_name=gcj${gcc_suffix}])
+  AC_MSG_RESULT(JPackage origin name: ${origin_name})
+
+  AC_ARG_WITH([arch-suffix],
+              AS_HELP_STRING([--with-arch-suffix],
+                             [the arch directory suffix (default is the empty string]),
+              [arch_suffix=$withval], [arch_suffix=""])
+  AC_MSG_RESULT(arch suffix: ${arch_suffix})
+
+  AC_ARG_WITH([jvm-root-dir],
+              AS_HELP_STRING([--with-jvm-root-dir],
+                             [where to install SDK (default is ${prefix}/lib/jvm)]),
+              [jvm_root_dir=$withval], [jvm_root_dir="\${prefix}/lib/jvm"])
+  AC_MSG_RESULT(JVM root installation directory: ${jvm_root_dir})
+
+  AC_ARG_WITH([jvm-jar-dir],
+              AS_HELP_STRING([--with-jvm-jar-dir],
+                                        [where to install jars (default is ${prefix}/lib/jvm-exports)]),
+              [jvm_jar_dir=$withval], [jvm_jar_dir=\${prefix}/lib/jvm-exports])
+  AC_MSG_RESULT(JAR root installation directory: ${jvm_jar_dir})
+
+  JAVA_VERSION=1.5.0
+  BUILD_VERSION=0
+  AC_SUBST(JAVA_VERSION)
+  AC_SUBST(BUILD_VERSION)
+  AC_MSG_RESULT(Java version: ${JAVA_VERSION})
+
+  jre_dir=jre
+  jre_lnk=jre-${JAVA_VERSION}-${origin_name}
+  sdk_lnk=java-${JAVA_VERSION}-${origin_name}
+
+  JVM_ROOT_DIR=${jvm_root_dir}
+  AC_SUBST(JVM_ROOT_DIR)
+  AC_MSG_RESULT(JVM ROOT directory: ${JVM_ROOT_DIR})
+
+  JVM_JAR_ROOT_DIR=${jvm_jar_dir}
+  AC_SUBST(JVM_JAR_ROOT_DIR)
+  AC_MSG_RESULT(JVM JAR ROOT directory: ${JVM_JAR_ROOT_DIR})
+
+  JVM_JAR_DIR=${jvm_jar_dir}
+  AC_SUBST(JVM_JAR_DIR)
+  AC_MSG_RESULT(JVM JAR directory: ${JVM_JAR_DIR})
+
+  JRE_DIR=${jre_dir}
+  AC_SUBST(JRE_DIR)
+
+  JRE_LNK=${jre_lnk}
+  AC_SUBST(JRE_LNK)
+
+  SDK_LNK=${sdk_lnk}
+  AC_SUBST(SDK_LNK)
+
+  SDK_BIN_DIR=${jvm_root_dir}/bin
+  AC_SUBST(SDK_BIN_DIR)
+  AC_MSG_RESULT(SDK tools directory: ${SDK_BIN_DIR})
+
+  SDK_LIB_DIR=${jvm_root_dir}/lib
+  AC_SUBST(SDK_LIB_DIR)
+  AC_MSG_RESULT(SDK jar directory: ${SDK_LIB_DIR})
+
+  SDK_INCLUDE_DIR=${jvm_root_dir}/include
+  AC_SUBST(SDK_INCLUDE_DIR)
+  AC_MSG_RESULT(SDK include directory: ${SDK_INCLUDE_DIR})
+
+  JRE_BIN_DIR=${jvm_root_dir}/${jre_dir}/bin
+  AC_SUBST(JRE_BIN_DIR)
+  AC_MSG_RESULT(JRE tools directory: ${JRE_BIN_DIR})
+
+  JRE_LIB_DIR=${jvm_root_dir}/${jre_dir}/lib
+  AC_SUBST(JRE_LIB_DIR)
+  AC_MSG_RESULT(JRE lib directory: ${JRE_LIB_DIR})
+
+  # Find gcj prefix using gcj found in PATH.
+  gcj_prefix=`which gcj${gcc_suffix} | sed "s%/bin/gcj${gcc_suffix}%%"`
+
+  # Where do the gcj binaries live?
+  # For jhbuild based builds, they all live in a sibling of bin called
+  # gcj-bin.  Check for gcj-bin first, and use bin otherwise.
+  GCJ_BIN_DIR=`if test -d ${gcj_prefix}/gcj-bin; then echo ${gcj_prefix}/gcj-bin; else echo ${gcj_prefix}/bin; fi`
+  AC_SUBST(GCJ_BIN_DIR)
+  AC_MSG_RESULT(GCJ tools directory: ${GCJ_BIN_DIR})
+
+  AC_MSG_RESULT(host is ${host})
+  if test "x${host_cpu}" = "x"
+  then
+    case ${host} in
+      *-mingw* | *-cygwin*)
+        host_cpu=x86;;
+      i486-* | i586-* | i686-*)
+        host_cpu=i386;;
+      x86_64-*)
+        host_cpu=amd64;;
+      *)
+        host_cpu=${host_cpu};;
+    esac
+  fi
+  AC_MSG_RESULT(arch directory: ${host_cpu})
+  CPU=${host_cpu}
+  AC_SUBST(CPU)
+
+  if test "x${host_os}" = "x"
+  then
+    case ${host} in
+      *-mingw* | *-cygwin*)
+        host_os=win32;;
+      *-linux*)
+        host_os=linux;;
+      *)
+        host_os=${host_os};;
+    esac
+  fi
+  echo os directory: ${host_os}
+  OS=${host_os}
+  AC_SUBST(OS)
+
+  # make an expanded $libdir, for substituting into
+  # scripts (and other non-Makefile things).
+  LIBDIR=$libdir
+  if test "x${exec_prefix}" = "xNONE"
+  then
+      lib_exec_prefix=$prefix
+  else
+      lib_exec_prefix=$exec_prefix
+  fi
+  LIBDIR=`echo $libdir | sed "s:\\\${exec_prefix}:$lib_exec_prefix:g"`
+  AC_SUBST(LIBDIR)
+fi
+
 AC_CONFIG_FILES([
 Makefile
 libgcj.pc
@@ -1592,35 +1930,18 @@ libgcj-test.spec
 gcj/Makefile
 include/Makefile
 testsuite/Makefile
+contrib/aotcompile.py
+contrib/aot-compile
+contrib/aot-compile-rpm
+contrib/generate-cacerts.pl
+contrib/rebuild-gcj-db
 ])
 
-AC_CONFIG_FILES([scripts/jar], [chmod +x scripts/jar])
-
-AC_CONFIG_COMMANDS([default],
-[# 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 . ${multi_basedir}/./libjava/../config-ml.in
-   ;;
-esac
-for ac_multi_file in $CONFIG_FILES; do
-  case $ac_multi_file in
-  */Makefile)
-    grep "^MULTI[[^ ]]* =" Makefile >> "$ac_multi_file" ;;
-  esac
-done
-],
-srcdir=${srcdir}
-host=${host}
-target=${target}
-with_multisubdir=${with_multisubdir}
-ac_configure_args="${multilib_arg} ${ac_configure_args}"
-CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
-multi_basedir=${multi_basedir}
-CC="${CC}"
-CXX="${CXX}"
-ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"
-)
+if test ${multilib} = yes; then
+  multilib_arg="--enable-multilib"
+else
+  multilib_arg=
+fi
 
+AC_CONFIG_FILES([scripts/jar], [chmod +x scripts/jar])
 AC_OUTPUT