Jpp 19.3.0-rc.2
the software that should make you happy
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JNetwork.cc
Go to the documentation of this file.
1#include <string>
2#include <vector>
3#include <iostream>
4#include <iomanip>
5
6#include "JSystem/JNetwork.hh"
7#include "Jeep/JParser.hh"
8#include "Jeep/JMessage.hh"
9
10
11/**
12 * \file
13 *
14 * Example program to print IP address.
15 * \author mdejong
16 */
17int main(int argc, char* argv[])
18{
19 using namespace std;
20 using namespace JPP;
21
22 string host_name;
23
24 try {
25
26 JParser<> zap("Example program to print IP address.");
27
28 zap['H'] = make_field(host_name) = "localhost";
29
30 zap(argc, argv);
31 }
32 catch(const exception &error) {
33 FATAL(error.what() << endl);
34 }
35
36
37 int ip = getIPnumber(host_name);
38
39 cout << "IP number " << ip << endl;
40 cout << "IP address " << getIPaddress(ip) << endl;
41 cout << "host name " << getHostname(ip) << endl;
42 cout << "subaddress "
43 << dec << getSubaddress(ip) << " (dec)" << ' '
44 << hex << getSubaddress(ip) << " (hex)" << endl;
45
46 cout << endl;
47
48 vector<string> result = getListOfIPaddresses();
49
50 for (vector<string>::const_iterator i = result.begin(); i != result.end(); ++i) {
51 cout << "IP address " << *i << endl;
52 }
53}
General purpose messaging.
#define FATAL(A)
Definition JMessage.hh:67
int main(int argc, char *argv[])
Definition JNetwork.cc:17
Hostname and IP address functions.
Utility class to parse command line options.
#define make_field(A,...)
macro to convert parameter to JParserTemplateElement object
Definition JParser.hh:2142
Utility class to parse command line options.
Definition JParser.hh:1698
This name space includes all other name spaces (except KM3NETDAQ, KM3NET and ANTARES).