Adds gmergefs. A method of remoting to a target and pushing new

src/scripts/build_image

 #!/bin/bash
 
 # Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Script to build a bootable keyfob-based chromeos system image from within
 # a chromiumos setup. This assumes that all needed packages have been built into
 # the given target's root with binary packages turned on. This script will
 # build the Chrome OS image using only pre-built binary packages.
@@ skipping 219 matching lines @@
   "${PKGDIR}/${CHOST}/cross-${CHOST}"/glibc-${LIBC_VERSION}.tbz2 \
   -C "$ROOT_FS_DIR" --strip-components=3 \
   --exclude=usr/include --exclude=sys-include --exclude=*.a --exclude=*.o
 
 # We need to install libstdc++ manually from the cross toolchain.
 # TODO: Figure out a better way of doing this?
 sudo cp -a "${BOARD_ROOT}"/lib/libgcc_s.so* "${ROOT_FS_DIR}/lib"
 sudo cp -a "${BOARD_ROOT}"/usr/lib/libstdc++.so* "${ROOT_FS_DIR}/usr/lib"
 
 INSTALL_MASK=""
-if [[ $FLAGS_installmask -eq $FLAGS_TRUE ]] ; then
-  INSTALL_MASK="/usr/include/ /usr/man /usr/share/man /usr/share/doc /usr/share/gtk-doc /usr/share/gtk-2.0 /usr/lib/gtk-2.0/include /usr/share/info /usr/share/aclocal /usr/lib/gcc /usr/lib/pkgconfig /usr/share/pkgconfig /usr/share/gettext /usr/share/readline /etc/runlevels /usr/share/openrc /lib/rc *.a *.la"
+if [[ $FLAGS_installmask -eq $FLAGS_FALSE ]] ; then
+  INSTALL_MASK="$DEFAULT_INSTALL_MASK"
 fi
 
 if [[ $FLAGS_jobs -ne -1 ]]; then
   EMERGE_JOBS="--jobs=$FLAGS_jobs"
 fi
 
 if [ $FLAGS_statefuldev -eq $FLAGS_TRUE ] ; then
   # Creating stateful partition.
   echo "Setting up symlinks for stateful partition install"
   DEV_IMAGE_ROOT="$STATEFUL_DIR/dev_image"
@@ skipping 112 matching lines @@
 
 OUTSIDE_OUTPUT_DIR="../build/images/${FLAGS_board}/${IMAGE_SUBDIR}"
 echo "Done.  Image created in ${OUTPUT_DIR}"
 echo "To copy to USB keyfob, OUTSIDE the chroot, do something like:"
 echo "  ./image_to_usb.sh --from=${OUTSIDE_OUTPUT_DIR} --to=/dev/sdb"
 echo "To convert to VMWare image, OUTSIDE the chroot, do something like:"
 echo "  ./image_to_vmware.sh --from=${OUTSIDE_OUTPUT_DIR}"
 echo "from the scripts directory where you entered the chroot."
 
 trap - EXIT