ti processor sdk linux am335x evm /bin/setup-host-check.sh hacking

本文解析了TI SDK中setup-host-check.sh脚本的工作原理,该脚本用于验证Linux主机发行版是否符合要求,确保仅支持Ubuntu 12.04 LTS和Ubuntu 14.04 LTS。
#!/bin/sh

#
#   ti processor sdk linux am335x evm /bin/setup-host-check.sh hacking
# 说明:
#     本文主要对TI的sdk中的setup-host-check.sh脚本进行解读,是为了了解
# 其工作机制。
#
#                                      2016-4-16 深圳 南山平山村 曾剑锋

# This distribution contains contributions or derivatives under copyright
# as follows:
#
# Copyright (c) 2010, 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
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# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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cwd=`dirname $0`
. $cwd/common.sh

echo
echo "--------------------------------------------------------------------------------"
echo "Verifying Linux host distribution"

get_host_type host

# 之前一直在想precise到底是什么,当然现在还是不理解,至少这里可以理解为支持的版本
if [ "$host" != "lucid" -a "$host" != "precise" -a "$host" != "trusty" ]; then
    echo "Unsupported host machine, only Ubuntu 12.04 LTS and Ubuntu 14.04 LTS are supported"
    exit 1
fi
echo "Ubuntu 12.04 LTS and Ubuntu 14.04 LTS is being used, continuing.."
echo "--------------------------------------------------------------------------------"
echo

 

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