Possible fix for #66810, #66822.

2 files changed, 254 insertions, 201 deletions

diff --git a/dev-util/eclipse-sdk/ChangeLog b/dev-util/eclipse-sdk/ChangeLog
index fc340c077a02..b6a4e3d02990 100644
--- a/dev-util/eclipse-sdk/ChangeLog
+++ b/dev-util/eclipse-sdk/ChangeLog
@@ -1,6 +1,10 @@
 # ChangeLog for dev-util/eclipse-sdk
 # Copyright 2003-2004 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/dev-util/eclipse-sdk/ChangeLog,v 1.66 2004/10/07 17:07:50 karltk Exp $
+# $Header: /var/cvsroot/gentoo-x86/dev-util/eclipse-sdk/ChangeLog,v 1.67 2004/10/09 21:39:58 karltk Exp $
+
+  09 Oct 2004; Karl Trygve Kalleberg <karltk@gentoo.org>
+  eclipse-sdk-3.0.1-r1.ebuild: 
+  Rewrote and cleaned up a bit. Hopefully fixes #66810, #66822.
 
 *eclipse-sdk-3.0.1-r1 (07 Oct 2004)
 
diff --git a/dev-util/eclipse-sdk/eclipse-sdk-3.0.1-r1.ebuild b/dev-util/eclipse-sdk/eclipse-sdk-3.0.1-r1.ebuild
index 0362b90934d7..46671469471f 100644
--- a/dev-util/eclipse-sdk/eclipse-sdk-3.0.1-r1.ebuild
+++ b/dev-util/eclipse-sdk/eclipse-sdk-3.0.1-r1.ebuild
@@ -1,6 +1,6 @@
 # Copyright 1999-2004 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/dev-util/eclipse-sdk/eclipse-sdk-3.0.1-r1.ebuild,v 1.1 2004/10/07 17:07:50 karltk Exp $
+# $Header: /var/cvsroot/gentoo-x86/dev-util/eclipse-sdk/eclipse-sdk-3.0.1-r1.ebuild,v 1.2 2004/10/09 21:39:58 karltk Exp $
 
 inherit eutils java-utils
 
@@ -33,44 +33,17 @@ DEPEND="${RDEPEND}
 	app-arch/zip"
 
 pkg_setup() {
-	if use ppc; then
-		ewarn "This package needs 1 gig Ram on PPC !"
-	fi
+
+	check-ram
 
 	java-utils_setup-vm
 
-	# karltk: refactor, put in java-pkg.eclass?
-	local version="$(java-config --java-version | grep 'java version' | sed -r 's/java version \"(.*)\"/\1/')"
-	local ver_rx="([0-9]+)\.([0-9]+)\.([0-9]+)(.*)"
-	local major=$(echo ${version} | sed -r "s/${ver_rx}/\1/")
-	local minor=$(echo ${version} | sed -r "s/${ver_rx}/\2/")
-	local patch=$(echo ${version} | sed -r "s/${ver_rx}/\3/")
-	local extra=$(echo ${version} | sed -r "s/${ver_rx}/\4/")
-
-	if [ ${major} -ge 1 ] && [ ${minor} -gt 4 ] ; then
-		einfo "Detected JDK is sufficient to compile Eclipse (${version} >= 1.4.2)"
-	elif [ ${major} -ge 1 ] && [ ${minor} -ge 4 ] && [ ${patch} -ge 2 ] ; then
-		einfo "Detected JDK is sufficient to compile Eclipse (${version} >= 1.4.2)"
-	else
-		die "Detected JDK (${version}) is too old to compile Eclipse, need at least 1.4.2!"
-	fi
+	java-utils_ensure-vm-version-ge 1 4 2
 
-	if ${use_gtk} && use mozilla ; then
-		if [ -f ${ROOT}/usr/lib/mozilla/libgtkembedmoz.so ] ; then
-			einfo "Compiling against net-www/mozilla"
-			mozilla_dir=/usr/lib/mozilla
-		elif [ -f ${ROOT}/usr/lib/MozillaFirefox/libgtkembedmoz.so ] ; then
-			einfo "Compiling against net-www/mozilla-firefox"
-			mozilla_dir=/usr/lib/MozillaFirefox
-		else
-			eerror "You need either Mozilla, compiled against gtk+ v2.0 or newer"
-			eerror "To merge it, do USE=\"gtk2\" emerge mozilla."
-			eerror "Otherwise, remove \"mozilla\" from use flags"
-			die "Need Mozilla compiled with gtk+-2.0 support"
-		fi
-	fi
+	${use_gtk} && use mozilla && detect-mozilla
+
+	setup-dir-vars
 
-	set_dirs
 	use gtk && use_gtk='true' || use_gtk='false'
 	use motif && use_motif='true' || use_motif='false'
 
@@ -79,9 +52,146 @@ pkg_setup() {
 
 	# If neither enabled, default to gtk+
 	${use_gtk} || ${use_motif} || use_gtk='true'
+
+	# If both enabled, use gtk+ only
+	${use_gtk} && ${use_motif} && use_motif='false'
+
+	einfo "Compiling gtk+ frontend  : ${use_gtk}"
+	einfo "Compiling Motif frontend : ${use_motif}"
+
+}
+
+src_unpack() {
+	mkdir ${S}
+	cd ${S}
+	unpack ${MY_A} || die "Could not unpack ${MY_A}"
+
+	epatch ${FILESDIR}/03-motif-java1.5-build.patch
+
+	einfo "Setting up virtual machine"
+	java-utils_setup-vm
+
+	einfo "Patching build.xmls"
+	process-build-xmls
+
+	einfo "Cleaning out prebuilt code"
+	clean-prebuilt-code
+
+	einfo "Patching gtk+ frontend"
+	patch-gtk-frontend
+
+	einfo "Patching Motif frontend"
+	patch-motif-frontend
+
+	einfo "Set build version in Help->About"
+	find -type f -name about.mappings -exec sed -e "s/@build@/Gentoo Linux ${PF}/" -i \{\} \;
 }
 
-set_dirs() {
+src_compile() {
+
+	# karltk: this should be handled by the java-pkg eclass in setup-vm 
+	addwrite "/proc/self/maps"
+	addwrite "/proc/cpuinfo"
+	addwrite "/dev/random"
+
+	# Figure out correct boot classpath
+	# karltk: this should be handled by the java-pkg eclass in setup-vm
+	if [ ! -z "`java-config --java-version | grep IBM`" ] ; then
+		# IBM JRE
+		ant_extra_opts="-Dbootclasspath=$(java-config --jdk-home)/jre/lib/core.jar:$(java-config --jdk-home)/jre/lib/xml.jar:$(java-config --jdk-home)/jre/lib/graphics.jar"
+	else
+		# Sun derived JREs (Blackdown, Sun)
+		ant_extra_opts="-Dbootclasspath=$(java-config --jdk-home)/jre/lib/rt.jar"
+	fi
+
+	export ANT_OPTS=-Xmx768m
+
+	einfo "Building resources.core plugin"
+	cd ${S}/${core_src_dir}
+	make JDK_INCLUDE="`java-config -O`/include -I`java-config -O`/include/linux" || die "Failed to build resource.core plugin"
+	mkdir -p ${S}/"${core_dest_dir}"
+	mv *.so ${S}/"${core_dest_dir}"
+	cd ${S}
+
+	# Compile all Java code
+	${use_gtk} && build-gtk-java compile
+	${use_motif} && build-motif-java compile
+
+	# Build selected native frontend code
+	${use_gtk} && build-gtk-native
+	${use_motif} && build-motif-native
+
+	# Install all Java code
+	${use_gtk} && build-gtk-java install
+	${use_motif} && motif-build-java install
+
+	create-desktop-entry
+}
+
+src_install() {
+	eclipse_dir="/usr/lib/eclipse-${SLOT}"
+
+	dodir /usr/lib
+
+	einfo "Installing features and plugins"
+	if ${use_gtk} ; then
+		[ -f result/linux-gtk-${ARCH}-sdk.zip ] || die "gtk zip bundle was not build properly!"
+		unzip -o -q result/linux-gtk-${ARCH}-sdk.zip -d ${D}/usr/lib
+	fi
+	if ${use_motif} ; then
+		[ -f result/linux-motif-${ARCH}-sdk.zip ] || die "motif zip bundle was not build properly!"
+		unzip -o -q result/linux-motif-${ARCH}-sdk.zip -d ${D}/usr/lib
+	fi
+
+	mv ${D}/usr/lib/eclipse ${D}/${eclipse_dir}
+
+	insinto ${eclipse_dir}
+
+	# Install launchers and native code
+	exeinto ${eclipse_dir}
+	if ${use_gtk} ; then
+		einfo "Installing eclipse-gtk binary"
+		doexe plugins/platform-launcher/library/gtk/eclipse-gtk \
+			|| die "Failed to install eclipse-gtk"
+	fi
+	if ${use_motif} ; then
+		einfo "Installing eclipse-motif binary"
+		doexe plugins/platform-launcher/library/motif/eclipse-motif \
+			|| die "Failed to install eclipse-motif"
+	fi
+
+	doins plugins/org.eclipse.platform/{startup.jar,splash.bmp}
+
+	# Install startup script
+	exeinto /usr/bin
+	doexe ${FILESDIR}/eclipse-${SLOT}
+
+	install-desktop-entry
+
+	doman ${FILESDIR}/eclipse.1
+}
+
+# -----------------------------------------------------------------------------
+#  Helper functions
+# -----------------------------------------------------------------------------
+
+function detect-mozilla()
+{
+	if [ -f ${ROOT}/usr/lib/mozilla/libgtkembedmoz.so ] ; then
+		einfo "Compiling against net-www/mozilla"
+		mozilla_dir=/usr/lib/mozilla
+	elif [ -f ${ROOT}/usr/lib/MozillaFirefox/libgtkembedmoz.so ] ; then
+		einfo "Compiling against net-www/mozilla-firefox"
+		mozilla_dir=/usr/lib/MozillaFirefox
+	else
+		eerror "You need either Mozilla, compiled against gtk+ v2.0 or newer"
+		eerror "To merge it, do USE=\"gtk2\" emerge mozilla."
+		eerror "Otherwise, remove \"mozilla\" from use flags"
+		die "Need Mozilla compiled with gtk+-2.x support"
+	fi
+}
+
+function setup-dir-vars() {
 	gtk_launcher_src_dir="plugins/platform-launcher/library/gtk"
 	motif_launch_src_dir="plugins/platform-launcher/library/motif"
 	gtk_swt_src_dir="plugins/org.eclipse.swt/Eclipse SWT PI/gtk/library"
@@ -89,7 +199,7 @@ set_dirs() {
 
 	core_src_dir="plugins/org.eclipse.core.resources.linux/src"
 
-	case $ARCH in
+	case ${ARCH} in
 		sparc)
 			gtk_swt_dest_dir="plugins/org.eclipse.swt.gtk/os/solaris/sparc"
 			motif_swt_dest_dir="plugins/org.eclipse.swt.motif/os/solaris/sparc"
@@ -113,14 +223,7 @@ set_dirs() {
 	esac
 }
 
-src_unpack() {
-	mkdir ${S}
-	cd ${S}
-	unpack ${MY_A} || die "Could not unpack ${MY_A}"
-
-	epatch ${FILESDIR}/03-motif-java1.5-build.patch
-
-	java-utils_setup-vm
+function process-build-xmls() {
 
 	# Turn off verbose mode and on errors in all build.xml files
 	for x in $(find . -type f -name "build.xml") ; do
@@ -128,21 +231,16 @@ src_unpack() {
 			-e 's/failonerror="[^"]+"/failonerror="true"/' \
 			-e 's/verbose="[^"]+"/verbose="false"/' $x
 	done
+}
 
-	# Clean up all pre-built code
-	ant -q -DinstallWs=gtk -DinstallOs=linux clean
-	ant -q -DinstallWs=motif -DinstallOs=linux clean
-	find ${S} -name '*.so' -exec rm -f {} \;
-	find ${S} -name '*.so.*' -exec rm -f {} \;
-	find ${S} -type f -name 'eclipse' -exec rm {} \;
-	rm -f eclipse
+function patch-gtk-frontend() {
 
 	# Move around some source code that should have been handled by the build system
-	cd ${S}/"${gtk_swt_src_dir}" || die "Directory ${gtk_swt_src_dir} not found"
-	cp ${S}/plugins/org.eclipse.swt/Eclipse\ SWT/common/library/* .
-	cp ${S}/plugins/org.eclipse.swt/Eclipse\ SWT\ Mozilla/common/library/* .
-	cp ${S}/plugins/org.eclipse.swt/Eclipse\ SWT\ Program/gnome/library/* .
-	cp ${S}/plugins/org.eclipse.swt/Eclipse\ SWT\ AWT/gtk/library/* .
+	local m="Failed to move native files for SWT gtk+"
+	cp ${S}/plugins/org.eclipse.swt/Eclipse\ SWT/common/library/* ${S}/"${gtk_swt_src_dir}" || die ${m}
+	cp ${S}/plugins/org.eclipse.swt/Eclipse\ SWT\ Mozilla/common/library/* ${S}/"${gtk_swt_src_dir}" || die ${m}
+	cp ${S}/plugins/org.eclipse.swt/Eclipse\ SWT\ Program/gnome/library/* ${S}/"${gtk_swt_src_dir}" || die ${m}
+	cp ${S}/plugins/org.eclipse.swt/Eclipse\ SWT\ AWT/gtk/library/* ${S}/"${gtk_swt_src_dir}" || die ${m}
 
 	if use gnome ; then
 	    gnome_lib=`pkg-config --libs gnome-vfs-module-2.0 libgnome-2.0 libgnomeui-2.0 | sed -e "s:-pthread:-lpthread:" -e "s:-Wl,--export:--export:"`
@@ -165,10 +263,13 @@ src_unpack() {
 		-e "s:-L\$(MOZILLA_HOME)/lib -lembed_base_s:-L${mozilla_dir} -lgtkembedmoz:" \
 		-e "s:MOZILLACFLAGS = -O:MOZILLACFLAGS = -O -fPIC:" \
 		-e "s:\$(JAVA_HOME)/jre/bin:\$(JAVA_HOME)/jre/lib/i386:" \
-		-i make_gtk.mak
+		-i ${S}/"${gtk_swt_src_dir}"/make_gtk.mak || die "Failed to modify make_gtk.mak"
 
-	cd ${S}/"${motif_swt_src_dir}"
-	cp ${S}/plugins/org.eclipse.swt/Eclipse\ SWT/common/library/* .
+}
+
+function patch-motif-frontend()
+{
+	cp plugins/org.eclipse.swt/Eclipse\ SWT/common/library/* "${motif_swt_src_dir}"
 	sed -e "s:/bluebird/teamswt/swt-builddir/IBMJava2-141:$JAVA_HOME:" \
 		-e "s:/bluebird/teamswt/swt-builddir/motif21:/usr/X11R6:" \
 		-e "s:/usr/lib/qt-3.1:/usr/qt/3:" \
@@ -178,24 +279,76 @@ src_unpack() {
 		-e "s:-I\$(JAVA_HOME)\t:-I\$(JAVA_HOME)/include -I\$(JAVA_HOME)/include/linux:" \
 		-e "s:-L\$(MOZILLA_HOME)/lib -lembed_base_s:-L\$(MOZILLA_HOME):" \
 		-e "s:-L\$(JAVA_HOME)/jre/bin:-L\$(JAVA_HOME)/jre/lib/i386:" \
-		-i make_linux.mak
+		-i "${motif_swt_src_dir}"/make_linux.mak || die "Failed to modify Motfit make_linux.mak"
+}
 
-	cd ${S}
-	find -type f -name about.mappings -exec sed -e "s/@build@/Gentoo Linux ${PF}/" -i \{\} \;
+
+function create-desktop-entry() {
+
+	cat ${FILESDIR}/eclipse-${SLOT}.desktop | \
+		sed -e "s/@PV@/${PV}/" \
+		> eclipse-${SLOT}.desktop || die "Failed to create desktop entry"
+}
+
+function build-gtk-java() {
+	local target=${1}
+
+	einfo "Building GTK+ frontend (${target}) -- see compilelog.txt for details"
+	ant -q -q  \
+		-buildfile build.xml \
+		-DinstallOs=linux \
+		-DinstallWs=gtk \
+		-DinstallArch=$ARCH \
+		${ant_extra_opts} ${target} \
+		|| die "Failed to ${target} Java code (gtk+)"
+}
+
+function build-motif-java() {
+	local target=${1}
+
+	einfo "Building Motif frontend (${target}) -- see compilelog.txt for details"
+	ant -q -q  \
+		-buildfile build.xml \
+		-DcollPlace="eclipse-${SLOT}" \
+		-DinstallOs=linux \
+		-DinstallWs=motif \
+		-DinstallArch=$ARCH \
+		${ant_extra_opts} ${target} \
+		|| die "Failed to ${target} java code (Motif)"
+}
+
+function install-desktop-entry() {
+
+	# Install GNOME .desktop file
+	if use gnome ; then
+		insinto /usr/share/gnome/apps/Development
+		doins eclipse-${SLOT}.desktop
+	fi
+
+	# Install KDE .desktop file
+	if use kde ; then
+		for x in /usr/kde/* ; do
+			insinto ${x}/share/applnk/Applications/
+			doins eclipse-${SLOT}.desktop
+		done
+	fi
 }
 
-build_gtk_frontend() {
+function build-gtk-native() {
 
 	einfo "Building gtk+ SWT"
 
 	# kludge to allow patches to applied at unpack, but correct compilation
-	if (( $ARCH=="amd64" )) ; then
+	if [ ${ARCH} == "amd64" ] ; then
 		gtk_swt_src_dir="plugins/org.eclipse.swt.gtk64/src/Eclipse SWT PI/gtk/library"
 	fi
 
+	# Perpare destination directory
+	mkdir -p ${S}/"${gtk_swt_dest_dir}"
+
 	# Build the eclipse gtk binary
 	cd ${S}/plugins/platform-launcher/library/gtk
-	case $ARCH in
+	case ${ARCH} in
 		sparc|x86|ppc)
 			tcsh -f build.csh -output eclipse-gtk -arch $ARCH || die "Failed to build eclipse-gtk"
 			;;
@@ -205,9 +358,8 @@ build_gtk_frontend() {
 	esac
 
 
-
 	cd ${S}/"${gtk_swt_src_dir}"
-	case $ARCH in
+	case ${ARCH} in
 		sparc|x86|ppc)
 			bash ./build.sh make_swt || die "Failed to build platform-independent SWT support"
 			bash ./build.sh make_atk || die "Failed to build atk support"
@@ -220,7 +372,7 @@ build_gtk_frontend() {
 
 	if use gnome ; then
 		einfo "Building GNOME VFS support"
-		case $ARCH in
+		case ${ARCH} in
 			sparc|x86|ppc)
 				bash ./build.sh make_gnome || die "Failed to build GNOME VFS support"
 				;;
@@ -243,11 +395,15 @@ build_gtk_frontend() {
 	fi
 
 	# move the *.so files to the right path so eclipse can find them
-	mkdir -p ${S}/"${gtk_swt_dest_dir}"
+	# karltk: do this incrementally at each step above, with || die
 	mv *.so ${S}/"${gtk_swt_dest_dir}"
+	cd ${S}
 }
 
-build_motif_frontend() {
+function build-motif-native() {
+
+	# Prepare destination directory
+	mkdir -p ${S}/"${motif_swt_dest_dir}"
 
 	# Build eclipse motif binary
 	cd ${S}/plugins/platform-launcher/library/motif
@@ -261,145 +417,38 @@ build_motif_frontend() {
 	fi
 
 	# move the *.so files to the right path so eclipse can find them
-	mkdir -p ${S}/"${motif_swt_dest_dir}"
+	# karltk: do this incrementally at each step above, with || die
 	mv *.so ${S}/"${motif_swt_dest_dir}"
-}
-
-src_compile() {
-
-	addwrite "/proc/self/maps"
-	addwrite "/proc/cpuinfo"
-	addwrite "/dev/random"
-
-	# Figure out correct boot classpath
-	if [ ! -z "`java-config --java-version | grep IBM`" ] ; then
-		# IBM JRE
-		ant_extra_opts="-Dbootclasspath=$(java-config --jdk-home)/jre/lib/core.jar:$(java-config --jdk-home)/jre/lib/xml.jar:$(java-config --jdk-home)/jre/lib/graphics.jar"
-	else
-		# Sun derived JREs (Blackdown, Sun)
-		ant_extra_opts="-Dbootclasspath=$(java-config --jdk-home)/jre/lib/rt.jar"
-	fi
-
-	export ANT_OPTS=-Xmx768m
-
-	einfo "Building resources.core plugin"
-	cd ${S}/${core_src_dir}
-	make JDK_INCLUDE="`java-config -O`/include -I`java-config -O`/include/linux" || die "Failed to build resource.core plugin"
-	mkdir -p ${S}/"${core_dest_dir}"
-	mv *.so ${S}/"${core_dest_dir}"
-
 	cd ${S}
-
-	# Build all java code -- default to gtk if neither of gtk, motif,
-	# kde are set
-	if ( ${use_gtk} || ! ( ${use_gtk} || ${use_motif} || use kde ) ); then
-		einfo "Building GTK+ frontend -- see compilelog.txt for details"
-		ant -q -q  \
-			-buildfile build.xml \
-			-DinstallOs=linux \
-			-DinstallWs=gtk \
-			-DinstallArch=$ARCH \
-			${ant_extra_opts} compile \
-			|| die "Failed to compile java code (gtk+)"
-	fi
-	if ${use_motif} ; then
-		einfo "Building Motif frontend -- see compilelog.txt for details"
-		ant -q -q  \
-			-buildfile build.xml \
-			-DcollPlace="eclipse-${SLOT}" \
-			-DinstallOs=linux \
-			-DinstallWs=motif \
-			-DinstallArch=$ARCH \
-			${ant_extra_opts} compile \
-			|| die "Failed to compile java code (Motif)"
-	fi
-
-	# Build selected frontends
-	${use_gtk} && build_gtk_frontend
-
-	cd ${S}
-	# Build all java code -- default to gtk if neither of gtk, motif,
-	# kde are set
-	if ( ${use_gtk} || ! ( ${use_gtk} || ${use_motif} || use kde ) ); then
-		einfo "Installing GTK+ frontend -- see compilelog.txt for details"
-		ant -q -q  \
-			-buildfile build.xml \
-			-DinstallOs=linux \
-			-DinstallWs=gtk \
-			-DinstallArch=$ARCH \
-			${ant_extra_opts} install \
-			|| die "Failed to compile java code (gtk+)"
-	fi
-	if ${use_motif} ; then
-		einfo "Installing  Motif frontend -- see compilelog.txt for details"
-		ant -q -q  \
-			-buildfile build.xml \
-			-DcollPlace="eclipse-${SLOT}" \
-			-DinstallOs=linux \
-			-DinstallWs=motif \
-			-DinstallArch=$ARCH \
-			${ant_extra_opts} install \
-			|| die "Failed to compile java code (Motif)"
-	fi
-
-	${use_motif} && build_motif_frontend
-
-	cat ${FILESDIR}/eclipse-${SLOT}.desktop | \
-		sed -e "s/@PV@/${PV}/" \
-		> eclipse-${SLOT}.desktop
 }
 
-src_install() {
-	eclipse_dir="/usr/lib/eclipse-${SLOT}"
 
-	dodir /usr/lib
 
-	einfo "Installing features and plugins"
-	if ${use_gtk} ; then
-		[ -f result/linux-gtk-${ARCH}-sdk.zip ] || die "gtk zip bundle was not build properly!"
-		unzip -o -q result/linux-gtk-${ARCH}-sdk.zip -d ${D}/usr/lib
-	fi
-	if ${use_motif} ; then
-		[ -f result/linux-motif-${ARCH}-sdk.zip ] || die "motif zip bundle was not build properly!"
-		unzip -o -q result/linux-motif-${ARCH}-sdk.zip -d ${D}/usr/lib
-	fi
-
-	mv ${D}/usr/lib/eclipse ${D}/${eclipse_dir}
-
-	insinto ${eclipse_dir}
-
-	# Install launchers and native code
-	exeinto ${eclipse_dir}
-	if ${use_gtk} ; then
-		einfo "Installing eclipse-gtk binary"
-		doexe plugins/platform-launcher/library/gtk/eclipse-gtk \
-			|| die "Failed to install eclipse-gtk"
-	fi
-	if ${use_motif} ; then
-		einfo "Installing eclipse-motif binary"
-		doexe plugins/platform-launcher/library/motif/eclipse-motif \
-			|| die "Failed to install eclipse-motif"
-	fi
+function clean-prebuilt-code() {
 
-	doins plugins/org.eclipse.platform/{startup.jar,splash.bmp}
+	# Clean up all pre-built code
+	ant -q -DinstallWs=gtk -DinstallOs=linux clean
+	ant -q -DinstallWs=motif -DinstallOs=linux clean
+	find ${S} -name '*.so' -exec rm -f {} \;
+	find ${S} -name '*.so.*' -exec rm -f {} \;
+	find ${S} -type f -name 'eclipse' -exec rm {} \;
+	rm -f eclipse
 
-	# Install startup script
-	exeinto /usr/bin
-	doexe ${FILESDIR}/eclipse-${SLOT}
+}
 
-	# Install GNOME .desktop file
-	if use gnome ; then
-		insinto /usr/share/gnome/apps/Development
-		doins eclipse-${SLOT}.desktop
-	fi
+function get-memory-total() {
+	cat /proc/meminfo | grep MemTotal | sed -r "s/[^0-9]*([0-9]+).*/\1/"
+}
 
-	# Install KDE .desktop file
-	if use kde ; then
-		for x in /usr/kde/* ; do
-			insinto ${x}/share/applnk/Applications/
-			doins eclipse-${SLOT}.desktop
-		done
-	fi
+function check-ram() {
 
-	doman ${FILESDIR}/eclipse.1
+	local mem=$(get-memory-total)
+	[ $(get-memory-total) -lt 775669 ] &&
+		(
+		echo
+		ewarn "To build Eclipse, at least 768MB of RAM is recommended."
+		ewarn "Your machine has less RAM. Continuing anyway."
+		echo
+	)
 }
+