#!/bin/sh

#
# ti processor sdk linux am335x evm /bin/setup-package-install.sh hacking
# 说明:
# 本文主要对TI的sdk中的setup-package-install.sh脚本进行解读,是为了了解
# 其工作机制。
#
# -- 深圳 南山平山村 曾剑锋 # This distribution contains contributions or derivatives under copyright
# as follows:
#
# Copyright (c) , Texas Instruments Incorporated
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# - Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# - 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.
# - Neither the name of Texas Instruments 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. cwd=`dirname $`
. $cwd/common.sh entry_header() {
cat << EOF
-------------------------------------------------------------------------------
setup package script
This script will make sure you have the proper host support packages installed
This script requires administrator priviliges (sudo access) if packages are to be installed.
-------------------------------------------------------------------------------
EOF
} exit_footer() {
cat << EOF
--------------------------------------------------------------------------------
Package verification and installation successfully completed
--------------------------------------------------------------------------------
EOF
} cwd=`dirname $`
. $cwd/common.sh entry_header packages_to_install="xinetd tftpd nfs-kernel-server minicom build-essential libncurses5-dev autoconf automake" get_host_type host # Starting with Ubuntu 14.04 the package name for uboot-mkimage has changed
# to u-boot-tools if [ "$host" = "trusty" ]; then
packages_to_install="$packages_to_install u-boot-tools"
else
packages_to_install="$packages_to_install uboot-mkimage" fi cmd="sudo apt-get install " # 合成需要安装的工具包
# Check and only install the missing packages
for i in $packages_to_install; do
is_it_installed=`dpkg-query -l $i >/dev/null`
if [ "$?" -ne "" ]; then
needs_installation=`echo $needs_installation`" "$i
new_cmd=`echo $cmd`" "$i # 每次将需要安装的包加载当前的cmd字符串后面
cmd=$new_cmd
fi
done if [ "$needs_installation" = "" ]; then
echo "System has required packages!"
else
echo "System requires packages $needs_installation to be installed" echo "Installation requires you to have administrator priviliges (sudo access) "
echo "on your host. Do you have administrator privilieges?" # Force the user to answer. Maybe the user does not want to continue
while true;
do
read -p "Type 'y' to continue or 'n' to exit the installation: " REPLY
if [ "$REPLY" = 'y' -o "$REPLY" = 'n' ]; then
break;
fi
done if [ "$REPLY" = 'n' ]; then
echo "Installation is aborted by user"
exit
fi # 执行并安装程序
echo "Performing $cmd"
$cmd
check_status
fi
# Print the exit statement to the console
exit_footer

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