Linux嵌入式配置/etc/profile文件

void mountMouse()
{QFile profile("/etc/profile");if (profile.exists()) {if (profile.open(QIODevice::ReadWrite)) {QByteArray fileData(profile.readAll());if (!fileData.contains("tslib:/dev/input/event0 intellimouse:/dev/input/event1")) {if (fileData.contains("tslib:/dev/input/event0")) {fileData.replace("tslib:/dev/input/event0", "\"tslib:/dev/input/event0 intellimouse:/dev/input/mouse1\"");profile.write(fileData);QLOG_DEBUG() << "MountMouse Is Success";} else {QLOG_DEBUG() << "tslib:/dev/input/event0 Is Nothingness";}} else {QLOG_DEBUG() << "MountMouse Is Exists";}profile.close();}}
}