[build] bootstrap libtool dependency documentation fix (#2044)

script/bootstrap

@@ -0,0 +1,100 @@
+#!/bin/sh
+#
+#  Copyright (c) 2017, The OpenThread Authors.
+#  All rights reserved.
+#
+#  Redistribution and use in source and binary forms, with or without
+#  modification, are permitted provided that the following conditions are met:
+#  1. Redistributions of source code must retain the above copyright
+#     notice, this list of conditions and the following disclaimer.
+#  2. Redistributions in binary form must reproduce the above copyright
+#     notice, this list of conditions and the following disclaimer in the
+#     documentation and/or other materials provided with the distribution.
+#  3. Neither the name of the copyright holder nor the
+#     names of its contributors may be used to endorse or promote products
+#     derived from this software without specific prior written permission.
+#
+#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+#  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+#  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+#  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+#  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+#  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+#  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+#  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+#  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+#  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+#  POSSIBILITY OF SUCH DAMAGE.
+#
+#    Description:
+#      This file installs all needed dependencies and toolchains needed for
+#      example compilation and programming.
+#
+
+# Establish some key directories
+
+srcdir=`dirname ${0}`
+abs_srcdir=`pwd`
+abs_top_srcdir="${abs_srcdir}"
+
+install_packages_apt()
+{
+    # apt update and install dependencies
+    sudo apt-get update
+    sudo apt-get install -y build-essential git make autoconf \
+        autoconf-archive automake dbus libtool gcc \
+        g++ gperf flex bison texinfo ncurses-dev \
+        libexpat-dev python sed python-pip gawk \
+        libreadline6-dev libreadline6 libdbus-1-dev \
+        libboost-dev
+
+    # add gcc-arm-embedded ppa
+    sudo add-apt-repository -y ppa:team-gcc-arm-embedded/ppa
+    sudo apt-get update
+
+    sudo apt-get install gcc-arm-embedded
+}
+
+install_packages_opkg()
+{
+    echo 'opkg not supported currently' && false
+}
+
+install_packages_rpm()
+{
+    echo 'rpm not supported currently' && false
+}
+
+install_packages_brew()
+{
+    echo 'macOS not supported currently' && false
+}
+
+install_packages_source()
+{
+    echo 'source not supported currently' && false
+}
+
+install_packages()
+{
+    PM=source
+    if which apt-get; then
+        PM=apt
+    elif which rpm; then
+        PM=rpm
+    elif which opkg; then
+        PM=opkg
+    elif which brew; then
+        PM=brew
+    fi
+    install_packages_$PM
+}
+
+main()
+{
+    . $BEFORE_HOOK
+    install_packages
+    . $AFTER_HOOK
+}
+
+main