Issue 5183: reduce dev install shim size

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 637 matching lines @@
     cp ${PREVIOUS_DIR}/${PRISTINE_IMAGE_NAME} ${OUTPUT_DIR}
 
     # Copy forward the developer image, if we already copied forward the base.
     if [[ ${FLAGS_withdev} -eq ${FLAGS_TRUE} ]] && \
        [[ -f ${PREVIOUS_DIR}/${DEVELOPER_IMAGE_NAME} ]] ; then
       cp ${PREVIOUS_DIR}/${DEVELOPER_IMAGE_NAME} ${OUTPUT_DIR}
     fi
   fi
 fi
 
-# Minimize rootfs size for dev install shim and factory installer
-if [ ${FLAGS_factory_install} -eq ${FLAGS_TRUE} -o \
-     ${FLAGS_dev_install} -eq ${FLAGS_TRUE} ] ; then
+# Minimize rootfs size for factory installer
+if [ ${FLAGS_factory_install} -eq ${FLAGS_TRUE} ]; then
   info "Fixing the rootfs size at 300 MiB for the factory installer"
   FLAGS_rootfs_size=300
 fi
 
+# Minimize rootfs size and statefulfs size for dev install shim
+if [ ${FLAGS_dev_install} -eq ${FLAGS_TRUE} ] ; then
+  info "Fixing the rootfs size at 300 MiB for dev install shim"
+  FLAGS_rootfs_size=300
+  info "Fixing the statefulfs size at 140 MiB for dev install shim"
+  FLAGS_statefulfs_size=140
+fi
+
 # Create the boot.desc file which stores the build-time configuration
 # information needed for making the image bootable after creation with
 # cros_make_image_bootable.
 create_boot_desc
 
 if [[ -f ${PRISTINE_IMG} ]] ; then
   update_base_packages ${PRISTINE_IMAGE_NAME}
 else
   create_base_image ${PRISTINE_IMAGE_NAME}
 fi
@@ skipping 48 matching lines @@
   echo "Developer image created as ${DEVELOPER_IMAGE_NAME}"
 fi
 
 print_time_elapsed
 
 echo "To copy to USB keyfob, OUTSIDE the chroot, do something like:"
 echo "  ./image_to_usb.sh --from=${OUTSIDE_OUTPUT_DIR} --to=/dev/sdX"
 echo "To convert to VMWare image, INSIDE the chroot, do something like:"
 echo "  ./image_to_vm.sh --from=${OUTSIDE_OUTPUT_DIR}"
 echo "from the scripts directory where you entered the chroot."