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1 #include <iostream> |
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2 #include <fstream> |
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3 #include <sstream> |
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4 #include <iomanip> |
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5 int main() { |
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6 std::string myText; |
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7 std::ifstream Meminfo("/proc/meminfo"); |
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8 std::string uptimeText; |
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9 std::ifstream Uptime("/proc/uptime"); |
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10 std::string distro; |
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11 std::ifstream OsRelease("/etc/os-release"); |
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12 long total = 0; |
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13 long available = 0; |
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14 while (std::getline (Meminfo, myText)) { |
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15 std::istringstream ss(myText); |
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16 std::string name; |
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17 long value; |
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18 ss >> name >> value; |
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19 if (name == "MemTotal:") { |
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20 total = value; |
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21 } |
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22 if (name == "MemAvailable:") { |
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23 available = value; |
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24 } |
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25 } |
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26 std::string osLine; |
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27 while (std::getline(OsRelease, osLine)) { |
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28 size_t pos = osLine.find('='); |
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29 if (pos == std::string::npos) continue; |
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30 std::string key = osLine.substr(0, pos); |
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31 std::string val = osLine.substr(pos + 1); |
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32 if (key == "PRETTY_NAME") { |
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33 distro = val.substr(1, val.size() - 2); |
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34 } |
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35 } |
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36 long timeup = 0; |
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37 while (std::getline (Uptime, uptimeText)) { |
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38 std::istringstream ss2(uptimeText); |
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39 double uptime; |
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40 ss2 >> uptime; |
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41 timeup = uptime; |
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42 } |
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43 std::cout << std::fixed << std::setprecision(2); |
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44 std::cout << "Used: " << (total - available) / (1024.0 * 1024.0) << " GB" << "/" << total / (1024.0 * 1024.0) << "GB" << std::endl; |
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45 std::cout << "Uptime: " << "Hours: " << timeup / 3600 << " Minutes: " << (timeup % 3600) / 60 << std::endl; |
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46 std::cout << "OS: " << distro << std::endl; |
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47 Meminfo.close(); |
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48 } |
