+
+
+dnl Check whether the compiler supports the __thread keyword.
+if test "x$use__thread" != xno; then
+ AC_CACHE_CHECK([for __thread], ac_cv_gcc___thread,
+ [cat > conftest.c <<\EOF
+__thread int a = 42;
+EOF
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS -c conftest.c >&AS_MESSAGE_LOG_FD]); then
+ ac_cv_gcc___thread=yes
+ else
+ ac_cv_gcc___thread=no
+ fi
+ rm -f conftest*])
+ if test "$ac_cv_gcc___thread" = yes; then
+ AC_DEFINE([HAVE___THREAD], 1, [have __thread])
+ fi
+else
+ ac_cv_gcc___thread=no
+fi
+
+
+dnl check if zlib should be used
+AC_ARG_ENABLE([zlib], [AS_HELP_STRING(--enable-zlib,enable zip archive class storage (needs zlib) [[default=yes]])])
+
+AC_MSG_CHECKING(whether zip archives should be supported)
+if test x"$enable_zlib" = "xno"; then
+ AC_MSG_RESULT(no)
+else
+ AC_DEFINE([USE_ZLIB], 1, [use zlib])
+ AC_MSG_RESULT(yes)
+ AC_CHECK_HEADERS([zlib.h])
+ AC_CHECK_LIB(z, main)
+fi
+AM_CONDITIONAL([USE_ZLIB], [test x"$enable_zlib" != "xno"])
+
+
+dnl set some essential classpath options, even if their classpath default is
+dnl suitable for us
+ac_configure_args="$ac_configure_args --enable-jni --disable-cni --disable-regen-headers --enable-static --enable-shared --enable-load-library"
+
+
+dnl check arguments
+AC_ARG_ENABLE([gtk-peer], [AS_HELP_STRING(--enable-gtk-peer,compile GTK native peers [[default=no]])])
+
+
+dnl enable gtk peer
+AC_MSG_CHECKING(whether to use gtk awt peers)
+if test x"$enable_gtk_peer" = "xyes"; then
+ AC_MSG_RESULT(yes)
+ CACAO_GTK=yes
+ AWTPEERS="java.awt.peer.ComponentPeer \
+ java.awt.Graphics\
+ java.awt.Window\
+ java.awt.peer.MenuPeer \
+ java.awt.peer.MenuItemPeer \
+ gnu.java.awt.peer.gtk.GdkPixbufDecoder \
+ gnu.java.awt.peer.gtk.GtkGenericPeer \
+ gnu.java.awt.peer.gtk.GtkMenuBarPeer \
+ gnu.java.awt.peer.gtk.GtkScrollPanePeer \
+ gnu.java.awt.peer.gtk.GtkMenuPeer \
+ gnu.java.awt.peer.gtk.GtkTextComponentPeer \
+ gnu.java.awt.peer.gtk.GtkComponentPeer \
+ gnu.java.awt.peer.gtk.GtkPopupMenuPeer \
+ gnu.java.awt.peer.gtk.GtkCheckboxPeer \
+ gnu.java.awt.peer.gtk.GtkCheckboxGroupPeer \
+ gnu.java.awt.peer.gtk.GtkMenuItemPeer \
+ gnu.java.awt.peer.gtk.GdkGraphics \
+ gnu.java.awt.peer.gtk.GtkToolkit \
+ gnu.java.awt.peer.gtk.GtkCanvasPeer \
+ gnu.java.awt.peer.gtk.GtkFramePeer \
+ gnu.java.awt.peer.gtk.GdkFontMetrics \
+ gnu.java.awt.peer.gtk.GtkScrollbarPeer \
+ gnu.java.awt.peer.gtk.GtkListPeer \
+ gnu.java.awt.peer.gtk.GtkLabelPeer \
+ gnu.java.awt.peer.gtk.GtkTextAreaPeer \
+ gnu.java.awt.peer.gtk.GtkFileDialogPeer \
+ gnu.java.awt.peer.gtk.GtkImagePainter \
+ gnu.java.awt.peer.gtk.GtkChoicePeer \
+ gnu.java.awt.peer.gtk.GtkPanelPeer \
+ gnu.java.awt.peer.gtk.GtkMainThread \
+ gnu.java.awt.peer.gtk.GtkButtonPeer \
+ gnu.java.awt.peer.gtk.GtkTextFieldPeer \
+ gnu.java.awt.peer.gtk.GtkCheckboxMenuItemPeer \
+ gnu.java.awt.peer.gtk.GtkClipboard \
+ gnu.java.awt.peer.gtk.GtkWindowPeer"
+ AWT_OBJS="classpath/native/jni/gtk-peer/.libs/libgtkpeer.a \
+ -lgtk-x11-2.0 -lgdk-x11-2.0 -latk-1.0 -lgdk_pixbuf-2.0 -lm -lpangoxft-1.0 \
+ -lpangox-1.0 -lpango-1.0 -lgobject-2.0 -lgmodule-2.0 -ldl -lglib-2.0 \
+ -lgthread-2.0 -lart_lgpl_2"
+ USEGTK="yes"
+ AC_SUBST(USEGTK)
+ AC_SUBST(AWTPEERS)
+ AC_SUBST(AWT_OBJS)
+ AC_DEFINE([USE_GTK], 1, [use gtk])
+
+else
+ CACAO_GTK=no
+ AWT_OBJS=""
+ AWTPEERS=""
+ USEGTK="no"
+ AC_SUBST(USEGTK)
+ AC_SUBST(AWTPEERS)
+ AC_SUBST(AWT_OBJS)
+ AC_MSG_RESULT(no)
+
+ ac_configure_args="$ac_configure_args --disable-gtk-peer"
+fi
+
+
+if test "x1" == "x$STATIC_CLASSPATH"; then
+ STATIC_CLASSPATH_LIBS=" \
+ classpath/native/jni/java-io/.libs/libjavaio.a \
+ classpath/native/jni/java-nio/.libs/libjavanio.a \
+ classpath/native/jni/java-net/.libs/libjavanet.a \
+ classpath/native/jni/java-util/.libs/libjavautil.a \
+ classpath/native/jni/java-lang/.libs/libjavalang.a \
+ classpath/native/jni/java-lang/.libs/libjavalangreflect.a"
+ DYNAMIC_CLASSPATH_LIBS=""
+ AC_SUBST(STATIC_CLASSPATH_LIBS)
+ AC_SUBST(DYNAMIC_CLASSPATH_LIBS)
+ AC_DEFINE([STATIC_CLASSPATH], 1, [use classpath statically linked])
+
+else
+ DYNAMIC_CLASSPATH_LIBS="-ldl -Wl,--export-dynamic"
+ STATIC_CLASSPATH_LIBS=""
+ AC_SUBST(STATIC_CLASSPATH_LIBS)
+ AC_SUBST(DYNAMIC_CLASSPATH_LIBS)
+fi
+
+
+
+
+dnl now configure boehm gc and gnu classpath
+dnl the export is not my favorite (is there another way?)
+export CFLAGS
+export CACAO_GTK
+AC_CONFIG_SUBDIRS(mm/boehm-gc classpath)
+