本文主要是介绍Cygwin/WSL专用Shell函数,restart-ps:带命令行参数重启某进程,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
restart-ps() {
# 借助WMIC命令(封装后的参数为wmicps),带命令行参数重启指定进程
if [ $# -eq 0 ] || [[ "${*,,}" == "-h" || "${*,,}" == "--help" ]];then
echo "restart-ps:带命令行参数重启某进程,例如重启frpc等进程极为有用!"
echo -e "\nUsage :restart-ps process-name"
echo -e "\nExample:restart-ps frpc.exe"
echo -e "\t restart-ps frpc"
return
fi
psInfo=$(wmicps "$1") #依赖于本文件另一函数wmicps
cmdInfo=$(echo "$psInfo"|awk '/CommandLine=/{print $0};/ExecutablePath=/{print $0}'|dos2unix -q|iconv -f GBK -t UTF-8) #注意适配命令行参数带中文的情况:iconv
[ -z "$cmdInfo" ] && {
echo "没有找到相关进程..."
return
}
if [ $(echo "$cmdInfo"|wc -l) -gt 2 ];then
echo "当前进程存在多个同名实例,程序无法自动判断,请手动进行重启!"
echo "程序退出..."
return
else
echo "$cmdInfo"
OLD_IFS=$IFS
IFS=$(echo -e "\n")
exePath=$(echo "$cmdInfo"|awk -F '=' '/ExecutablePath=/{print $2;exit}')
commandLine=$(echo "$cmdInfo"|awk -F '=' '/CommandLine=/{sub($1"=","");print $0;exit}')
batPrefix=""
echo "$commandLine"|grep -iE '\.exe"? ' &>/dev/null
if [ $? -eq 0 ];then
runCommandLine="$commandLine"
else
echo "命令行参数需要特殊处理..."
batPrefix="@pushd \""$(cygpath -aw `dirname "$exePath"`)"\""
_commandLine=$(echo "$commandLine"|awk -F ' ' '{gsub($1" ","");print $0}')
runCommandLine="\"$exePath\" ${_commandLine}"
fi
echo "Origin run Command is:$runCommandLine"
winkill "$1"
echo "重启进程ing..."
local runbat=$(mktemp --suffix=.bat)
cat>$runbat<<<"${batPrefix}"$'\r\n'"@start \"\" $runCommandLine"
cat $runbat
chmod a+x "$runbat"
cmd /Q /c `cygpath -aw $runbat`
[ -f "$runbat" ] && rm -vf $runbat
IFS=$OLD_IFS
fi
}
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