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/*
* Copyright (C) 2019 ~ 2020 Uniontech Software Technology Co.,Ltd.
*
* Author: zyc <zyc@uniontech.com>
*
* Maintainer: zyc <zyc@uniontech.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <QCommandLineParser>
#include <QCoreApplication>
#include <QDebug>
#include <QFile>
#include <QProcess>
#include <QString>
#include <QStringList>
#include <QThread>
#include <QDir>
#include <iostream>
int main(int argc, char *argv[])
{
QCoreApplication app(argc, argv);
QCommandLineParser parser;
parser.process(app);
const QStringList fileList = parser.positionalArguments();
// qInfo() << fileList << "***" << fileList.count();
if (fileList.count() < 1) {
return 0;
}
QString fileDirStr = fileList[0];
QStringList arg;
if (fileList[0] == "dmesg") {
qDebug() << "dmesg -C";
arg << "-c"
<< "dmesg -C";
} else {
arg << "-c" << QString("truncate -s 0 %1").arg(fileList[0]);
}
QProcess proc;
proc.start("/bin/bash", arg);
proc.waitForFinished(-1);
//直接
QByteArray byte = proc.readAllStandardOutput();
// QTextStream stream(&byte);
// QByteArray encode;
// stream.setCodec(encode);
// QString str = stream.readAll();
//必须要replace \u0000,不然QByteArray会忽略这以后的内容
std::cout << byte.replace('\u0000', "").data();
proc.close();
return 0;
}
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