Added dialog bundle

src/.config

@@ -110,7 +110,11 @@ UTIL_LINUX_SOURCE_URL=https://www.kernel.org/pub/linux/utils/util-linux/v2.31/ut
 #
 ZLIB_SOURCE_URL=http://zlib.net/zlib-1.2.11.tar.xz
 
-
+# You can find the latest dialog source bundles here:
+#
+#   http://invisible-island.net/dialog/
+#
+DIALOG_SOURCE_URL=ftp://ftp.invisible-island.net/dialog/dialog-1.3-20170509.tgz
 
 ####################################################
 #                                                  #

src/minimal_overlay/bundles/dialog/01_get.sh

@@ -0,0 +1,40 @@
+#!/bin/sh
+
+SRC_DIR=$(pwd)
+
+. ../../common.sh
+
+# Grab everything after the '=' character.
+DOWNLOAD_URL=$(grep -i DIALOG_SOURCE_URL $MAIN_SRC_DIR/.config | cut -f2 -d'=')
+
+# Grab everything after the last '/' character.
+ARCHIVE_FILE=${DOWNLOAD_URL##*/}
+
+# Read the 'USE_LOCAL_SOURCE' property from '.config'
+USE_LOCAL_SOURCE="$(grep -i USE_LOCAL_SOURCE $MAIN_SRC_DIR/.config | cut -f2 -d'=')"
+
+if [ "$USE_LOCAL_SOURCE" = "true" -a ! -f $MAIN_SRC_DIR/source/overlay/$ARCHIVE_FILE  ] ; then
+  echo "Source bundle $MAIN_SRC_DIR/source/overlay/$ARCHIVE_FILE is missing and will be downloaded."
+  USE_LOCAL_SOURCE="false"
+fi
+
+cd $MAIN_SRC_DIR/source/overlay
+
+if [ ! "$USE_LOCAL_SOURCE" = "true" ] ; then
+  # Downloading dialog source bundle file. The '-c' option allows the download to resume.
+  echo "Downloading dialog source bundle from $DOWNLOAD_URL"
+  wget -c $DOWNLOAD_URL
+else
+  echo "Using local dialog source bundle $MAIN_SRC_DIR/source/overlay/$ARCHIVE_FILE"
+fi
+
+# Delete folder with previously extracted dialog.
+echo "Removing dialog work area. This may take a while..."
+rm -rf $WORK_DIR/overlay/dialog
+mkdir $WORK_DIR/overlay/dialog
+
+# Extract dialog to folder 'work/overlay/dialog'.
+# Full path will be something like 'work/overlay/dialog/dialog-1.3-20170509'.
+tar -xvf $ARCHIVE_FILE -C $WORK_DIR/overlay/dialog
+
+cd $SRC_DIR

src/minimal_overlay/bundles/dialog/02_build.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+SRC_DIR=$(pwd)
+
+. ../../common.sh
+
+cd $WORK_DIR/overlay/dialog
+
+DESTDIR="$PWD/dialog_installed"
+
+# Change to the dialog source directory which ls finds, e.g. 'dialog-1.3-20170509'.
+cd $(ls -d dialog-*)
+
+echo "Preparing dialog work area. This may take a while..."
+make -j $NUM_JOBS clean
+
+rm -rf $DESTDIR
+
+# Configure dialog
+echo "Configuring dialog..."
+CFLAGS="$CFLAGS" ./configure \
+    --prefix=/usr \
+    --with-ncursesw
+
+echo "Building dialog..."
+make -j $NUM_JOBS
+
+echo "Installing dialog..."
+make -j $NUM_JOBS install DESTDIR=$DESTDIR
+
+echo "Reducing dialog size..."
+strip -g $DESTDIR/usr/bin/*
+
+ROOTFS="$WORK_DIR/src/minimal_overlay/rootfs"
+
+cp -r $DESTDIR/usr/* $ROOTFS
+
+echo "dialog has been installed."
+
+cd $SRC_DIR
+

src/minimal_overlay/bundles/dialog/bundle.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+SRC_DIR=$(pwd)
+
+./01_get.sh
+./02_build.sh
+
+cd $SRC_DIR
+