Reduce duplication between ramdisk and disk image codepaths.

Change-Id: Ie9e2d60ffe94f971953d52b7b5bce9c1a86fb1b5

bin/ramdisk-image-create

@@ -1,8 +1,7 @@
 #!/bin/bash
 
-# XXX: Only portions of this are the NTT original, much is now HP work
-
 # Copyright (c) 2012 NTT DOCOMO, INC. 
+# Copyright 2013 Hewlett-Packard Development Company, L.P.
 # All Rights Reserved.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License"); you may
@@ -26,13 +25,15 @@ export _LIB=${_DIR}/../lib
 source $_LIB/die
 
 function show_options () {
-  echo "Options:"
+    echo "Options:"
-  echo "     -m PATH -- Path to find lib/modules. Default /"
+    echo "    -m PATH -- Path to find lib/modules. Default /"
-  echo "     -k VERSION -- Kernel version. Default $(uname -r)"
+    echo "    -k VERSION -- Kernel version. Default $(uname -r)"
-  echo "     -h -- This help"
+    echo "    -h -- This help"
-  echo "     -o FILENAME -- Output file"
+    echo "    -o FILENAME -- Output file"
-  echo "     -x -- turn on tracing"
+    echo "    -x -- turn on tracing"
-  exit 0
+    echo
+    echo "ELEMENTS_PATH will allow you to specify multiple locations for the elements."
+    exit 0
 }
 
 TEMP=$(getopt -o m:k:ho:x -n $SCRIPTNAME -- "$@")

lib/common-defaults

@@ -0,0 +1,41 @@
+# Copyright 2012 Hewlett-Packard Development Company, L.P.
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+# options for create-baremetal-image.sh
+if [ -f /etc/debian_version ]; then
+  _ARCH=$(dpkg --print-architecture)
+else
+  _ARCH=$(uname -m)
+  case $_ARCH in
+    "x86_64")
+      _ARCH="amd64"
+      ;;
+    "armv"*)
+      _ARCH="armhf"
+      ;;
+    *)
+      echo "WARNING: Unknown architecture: $_ARCH"
+      ;;
+  esac
+fi
+ARCH=${ARCH:-$_ARCH}
+export ARCH
+
+export DIB_NO_TMPFS=${DIB_NO_TMPFS:-0}
+# Set via the CLI normally.
+# IMAGE_ELEMENT=
+_BASE_ELEMENT_DIR=$(dirname $0)/../elements
+ELEMENTS_PATH=${ELEMENTS_PATH:+"$ELEMENTS_PATH:$_BASE_ELEMENT_DIR"}
+export ELEMENTS_PATH=${ELEMENTS_PATH:-$_BASE_ELEMENT_DIR}

lib/img-defaults

@@ -13,33 +13,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
+source $_LIB/common-defaults
 # options for create-baremetal-image.sh
-if [ -f /etc/debian_version ]; then
-  _ARCH=$(dpkg --print-architecture)
-else
-  _ARCH=$(uname -m)
-  case $_ARCH in
-    "x86_64")
-      _ARCH="amd64"
-      ;;
-    "armv"*)
-      _ARCH="armhf"
-      ;;
-    *)
-      echo "WARNING: Unknown architecture: $_ARCH"
-      ;;
-  esac
-fi
-ARCH=${ARCH:-$_ARCH}
-export ARCH
 
 FS_TYPE=${FS_TYPE:-ext4}
 # Used to set the file extension only at this stage.
 IMAGE_TYPE=${IMAGE_TYPE:-qcow2}
 IMAGE_NAME=${IMAGE_NAME:-image}
-export DIB_NO_TMPFS=${DIB_NO_TMPFS:-0}
-# Set via the CLI normally.
-# IMAGE_ELEMENT=
-_BASE_ELEMENT_DIR=$(dirname $0)/../elements
-ELEMENTS_PATH=${ELEMENTS_PATH:+"$ELEMENTS_PATH:$_BASE_ELEMENT_DIR"}
-export ELEMENTS_PATH=${ELEMENTS_PATH:-$_BASE_ELEMENT_DIR}

lib/ramdisk-defaults

@@ -16,12 +16,10 @@
 # under the License.
 
 # options for ramdisk-image-create
+export DIB_NO_TMPFS=${DIB_NO_TMPFS:-1}
+source $_LIB/common-defaults
 KERNEL_VERSION=${KERNEL_VERSION:-$(uname -r)}
 MODULE_ROOT=${MODULE_ROOT:-""}
 LIB_UDEV_ROOT=${LIB_UDEV_ROOT:-""}
 BUSYBOX=${BUSYBOX:-$(which busybox)}
 IMAGE_NAME=${IMAGE_NAME:-"ramdisk"}
-_BASE_ELEMENT_DIR=$(dirname $0)/../elements
-ELEMENTS_PATH=${ELEMENTS_PATH:+"$ELEMENTS_PATH:$_BASE_ELEMENT_DIR"}
-export ELEMENTS_PATH=${ELEMENTS_PATH:-$_BASE_ELEMENT_DIR}
-export DIB_NO_TMPFS=${DIB_NO_TMPFS:-1}